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authorIngo Molnar <mingo@kernel.org>2017-11-07 10:51:10 +0100
committerIngo Molnar <mingo@kernel.org>2017-11-07 10:51:10 +0100
commit141d3b1daacd11bdbd6fa74c2b163093e10d17ee (patch)
tree04c98496f16ad2fe34c0cf4f31fedf4fe558c017
parentx86/vector/msi: Select CONFIG_GENERIC_IRQ_RESERVATION_MODE (diff)
parentMerge branch 'for-4.14-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq (diff)
downloadlinux-dev-141d3b1daacd11bdbd6fa74c2b163093e10d17ee.tar.xz
linux-dev-141d3b1daacd11bdbd6fa74c2b163093e10d17ee.zip
Merge branch 'linus' into x86/apic, to resolve conflicts
Conflicts: arch/x86/include/asm/x2apic.h Signed-off-by: Ingo Molnar <mingo@kernel.org>
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13358 files changed, 21189 insertions, 4964 deletions
diff --git a/.mailmap b/.mailmap
index c7b10caecc4e..4757d361fd33 100644
--- a/.mailmap
+++ b/.mailmap
@@ -15,6 +15,7 @@ Adriana Reus <adi.reus@gmail.com> <adriana.reus@intel.com>
Alan Cox <alan@lxorguk.ukuu.org.uk>
Alan Cox <root@hraefn.swansea.linux.org.uk>
Aleksey Gorelov <aleksey_gorelov@phoenix.com>
+Aleksandar Markovic <aleksandar.markovic@mips.com> <aleksandar.markovic@imgtec.com>
Al Viro <viro@ftp.linux.org.uk>
Al Viro <viro@zenIV.linux.org.uk>
Andreas Herrmann <aherrman@de.ibm.com>
@@ -43,6 +44,7 @@ Corey Minyard <minyard@acm.org>
Damian Hobson-Garcia <dhobsong@igel.co.jp>
David Brownell <david-b@pacbell.net>
David Woodhouse <dwmw2@shinybook.infradead.org>
+Deng-Cheng Zhu <dengcheng.zhu@mips.com> <dengcheng.zhu@imgtec.com>
Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Domen Puncer <domen@coderock.org>
Douglas Gilbert <dougg@torque.net>
@@ -100,6 +102,7 @@ Leonid I Ananiev <leonid.i.ananiev@intel.com>
Linas Vepstas <linas@austin.ibm.com>
Linus Lüssing <linus.luessing@c0d3.blue> <linus.luessing@web.de>
Linus Lüssing <linus.luessing@c0d3.blue> <linus.luessing@ascom.ch>
+Marcin Nowakowski <marcin.nowakowski@mips.com> <marcin.nowakowski@imgtec.com>
Mark Brown <broonie@sirena.org.uk>
Martin Kepplinger <martink@posteo.de> <martin.kepplinger@theobroma-systems.com>
Martin Kepplinger <martink@posteo.de> <martin.kepplinger@ginzinger.com>
@@ -114,9 +117,11 @@ Mauro Carvalho Chehab <mchehab@kernel.org> <mchehab@s-opensource.com>
Matt Ranostay <mranostay@gmail.com> Matthew Ranostay <mranostay@embeddedalley.com>
Matt Ranostay <mranostay@gmail.com> <matt.ranostay@intel.com>
Matt Ranostay <matt.ranostay@konsulko.com> <matt@ranostay.consulting>
+Matt Redfearn <matt.redfearn@mips.com> <matt.redfearn@imgtec.com>
Mayuresh Janorkar <mayur@ti.com>
Michael Buesch <m@bues.ch>
Michel Dänzer <michel@tungstengraphics.com>
+Miodrag Dinic <miodrag.dinic@mips.com> <miodrag.dinic@imgtec.com>
Mitesh shah <mshah@teja.com>
Mohit Kumar <mohit.kumar@st.com> <mohit.kumar.dhaka@gmail.com>
Morten Welinder <terra@gnome.org>
@@ -127,6 +132,7 @@ Mythri P K <mythripk@ti.com>
Nguyen Anh Quynh <aquynh@gmail.com>
Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Patrick Mochel <mochel@digitalimplant.org>
+Paul Burton <paul.burton@mips.com> <paul.burton@imgtec.com>
Peter A Jonsson <pj@ludd.ltu.se>
Peter Oruba <peter@oruba.de>
Peter Oruba <peter.oruba@amd.com>
diff --git a/Documentation/ABI/testing/sysfs-bus-iio-proximity-as3935 b/Documentation/ABI/testing/sysfs-bus-iio-proximity-as3935
index 33e96f740639..147d4e8a1403 100644
--- a/Documentation/ABI/testing/sysfs-bus-iio-proximity-as3935
+++ b/Documentation/ABI/testing/sysfs-bus-iio-proximity-as3935
@@ -14,3 +14,11 @@ Description:
Show or set the gain boost of the amp, from 0-31 range.
18 = indoors (default)
14 = outdoors
+
+What /sys/bus/iio/devices/iio:deviceX/noise_level_tripped
+Date: May 2017
+KernelVersion: 4.13
+Contact: Matt Ranostay <matt.ranostay@konsulko.com>
+Description:
+ When 1 the noise level is over the trip level and not reporting
+ valid data
diff --git a/Documentation/ABI/testing/sysfs-class-remoteproc b/Documentation/ABI/testing/sysfs-class-remoteproc
index d188afebc8ba..c3afe9fab646 100644
--- a/Documentation/ABI/testing/sysfs-class-remoteproc
+++ b/Documentation/ABI/testing/sysfs-class-remoteproc
@@ -1,6 +1,6 @@
What: /sys/class/remoteproc/.../firmware
Date: October 2016
-Contact: Matt Redfearn <matt.redfearn@imgtec.com>
+Contact: Matt Redfearn <matt.redfearn@mips.com>
Description: Remote processor firmware
Reports the name of the firmware currently loaded to the
@@ -11,7 +11,7 @@ Description: Remote processor firmware
What: /sys/class/remoteproc/.../state
Date: October 2016
-Contact: Matt Redfearn <matt.redfearn@imgtec.com>
+Contact: Matt Redfearn <matt.redfearn@mips.com>
Description: Remote processor state
Reports the state of the remote processor, which will be one of:
diff --git a/Documentation/ABI/testing/sysfs-kernel-mm-swap b/Documentation/ABI/testing/sysfs-kernel-mm-swap
index 587db52084c7..94672016c268 100644
--- a/Documentation/ABI/testing/sysfs-kernel-mm-swap
+++ b/Documentation/ABI/testing/sysfs-kernel-mm-swap
@@ -14,13 +14,3 @@ Description: Enable/disable VMA based swap readahead.
still used for tmpfs etc. other users. If set to
false, the global swap readahead algorithm will be
used for all swappable pages.
-
-What: /sys/kernel/mm/swap/vma_ra_max_order
-Date: August 2017
-Contact: Linux memory management mailing list <linux-mm@kvack.org>
-Description: The max readahead size in order for VMA based swap readahead
-
- VMA based swap readahead algorithm will readahead at
- most 1 << max_order pages for each readahead. The
- real readahead size for each readahead will be scaled
- according to the estimation algorithm.
diff --git a/Documentation/core-api/kernel-api.rst b/Documentation/core-api/kernel-api.rst
index 8282099e0cbf..5da10184d908 100644
--- a/Documentation/core-api/kernel-api.rst
+++ b/Documentation/core-api/kernel-api.rst
@@ -352,44 +352,30 @@ Read-Copy Update (RCU)
----------------------
.. kernel-doc:: include/linux/rcupdate.h
- :external:
.. kernel-doc:: include/linux/rcupdate_wait.h
- :external:
.. kernel-doc:: include/linux/rcutree.h
- :external:
.. kernel-doc:: kernel/rcu/tree.c
- :external:
.. kernel-doc:: kernel/rcu/tree_plugin.h
- :external:
.. kernel-doc:: kernel/rcu/tree_exp.h
- :external:
.. kernel-doc:: kernel/rcu/update.c
- :external:
.. kernel-doc:: include/linux/srcu.h
- :external:
.. kernel-doc:: kernel/rcu/srcutree.c
- :external:
.. kernel-doc:: include/linux/rculist_bl.h
- :external:
.. kernel-doc:: include/linux/rculist.h
- :external:
.. kernel-doc:: include/linux/rculist_nulls.h
- :external:
.. kernel-doc:: include/linux/rcu_sync.h
- :external:
.. kernel-doc:: kernel/rcu/sync.c
- :external:
diff --git a/Documentation/devicetree/bindings/iio/proximity/as3935.txt b/Documentation/devicetree/bindings/iio/proximity/as3935.txt
index 38d74314b7ab..b6c1afa6f02d 100644
--- a/Documentation/devicetree/bindings/iio/proximity/as3935.txt
+++ b/Documentation/devicetree/bindings/iio/proximity/as3935.txt
@@ -16,6 +16,10 @@ Optional properties:
- ams,tuning-capacitor-pf: Calibration tuning capacitor stepping
value 0 - 120pF. This will require using the calibration data from
the manufacturer.
+ - ams,nflwdth: Set the noise and watchdog threshold register on
+ startup. This will need to set according to the noise from the
+ MCU board, and possibly the local environment. Refer to the
+ datasheet for the threshold settings.
Example:
@@ -27,4 +31,5 @@ as3935@0 {
interrupt-parent = <&gpio1>;
interrupts = <16 1>;
ams,tuning-capacitor-pf = <80>;
+ ams,nflwdth = <0x44>;
};
diff --git a/Documentation/devicetree/bindings/interrupt-controller/arm,gic-v3.txt b/Documentation/devicetree/bindings/interrupt-controller/arm,gic-v3.txt
index 4c29cdab0ea5..5eb108e180fa 100644
--- a/Documentation/devicetree/bindings/interrupt-controller/arm,gic-v3.txt
+++ b/Documentation/devicetree/bindings/interrupt-controller/arm,gic-v3.txt
@@ -99,7 +99,7 @@ Examples:
compatible = "arm,gic-v3-its";
msi-controller;
#msi-cells = <1>;
- reg = <0x0 0x2c200000 0 0x200000>;
+ reg = <0x0 0x2c200000 0 0x20000>;
};
};
@@ -124,14 +124,14 @@ Examples:
compatible = "arm,gic-v3-its";
msi-controller;
#msi-cells = <1>;
- reg = <0x0 0x2c200000 0 0x200000>;
+ reg = <0x0 0x2c200000 0 0x20000>;
};
gic-its@2c400000 {
compatible = "arm,gic-v3-its";
msi-controller;
#msi-cells = <1>;
- reg = <0x0 0x2c400000 0 0x200000>;
+ reg = <0x0 0x2c400000 0 0x20000>;
};
ppi-partitions {
diff --git a/Documentation/kbuild/makefiles.txt b/Documentation/kbuild/makefiles.txt
index 329e740adea7..f6f80380dff2 100644
--- a/Documentation/kbuild/makefiles.txt
+++ b/Documentation/kbuild/makefiles.txt
@@ -1108,14 +1108,6 @@ When kbuild executes, the following steps are followed (roughly):
ld
Link target. Often, LDFLAGS_$@ is used to set specific options to ld.
- objcopy
- Copy binary. Uses OBJCOPYFLAGS usually specified in
- arch/$(ARCH)/Makefile.
- OBJCOPYFLAGS_$@ may be used to set additional options.
-
- gzip
- Compress target. Use maximum compression to compress target.
-
Example:
#arch/x86/boot/Makefile
LDFLAGS_bootsect := -Ttext 0x0 -s --oformat binary
@@ -1139,6 +1131,19 @@ When kbuild executes, the following steps are followed (roughly):
resulting in the target file being recompiled for no
obvious reason.
+ objcopy
+ Copy binary. Uses OBJCOPYFLAGS usually specified in
+ arch/$(ARCH)/Makefile.
+ OBJCOPYFLAGS_$@ may be used to set additional options.
+
+ gzip
+ Compress target. Use maximum compression to compress target.
+
+ Example:
+ #arch/x86/boot/compressed/Makefile
+ $(obj)/vmlinux.bin.gz: $(vmlinux.bin.all-y) FORCE
+ $(call if_changed,gzip)
+
dtc
Create flattened device tree blob object suitable for linking
into vmlinux. Device tree blobs linked into vmlinux are placed
@@ -1219,7 +1224,7 @@ When kbuild executes, the following steps are followed (roughly):
that may be shared between individual architectures.
The recommended approach how to use a generic header file is
to list the file in the Kbuild file.
- See "7.3 generic-y" for further info on syntax etc.
+ See "7.2 generic-y" for further info on syntax etc.
--- 6.11 Post-link pass
@@ -1254,13 +1259,13 @@ A Kbuild file may be defined under arch/<arch>/include/uapi/asm/ and
arch/<arch>/include/asm/ to list asm files coming from asm-generic.
See subsequent chapter for the syntax of the Kbuild file.
- --- 7.1 no-export-headers
+--- 7.1 no-export-headers
no-export-headers is essentially used by include/uapi/linux/Kbuild to
avoid exporting specific headers (e.g. kvm.h) on architectures that do
not support it. It should be avoided as much as possible.
- --- 7.2 generic-y
+--- 7.2 generic-y
If an architecture uses a verbatim copy of a header from
include/asm-generic then this is listed in the file
@@ -1287,7 +1292,7 @@ See subsequent chapter for the syntax of the Kbuild file.
Example: termios.h
#include <asm-generic/termios.h>
- --- 7.3 generated-y
+--- 7.3 generated-y
If an architecture generates other header files alongside generic-y
wrappers, generated-y specifies them.
@@ -1299,7 +1304,7 @@ See subsequent chapter for the syntax of the Kbuild file.
#arch/x86/include/asm/Kbuild
generated-y += syscalls_32.h
- --- 7.5 mandatory-y
+--- 7.4 mandatory-y
mandatory-y is essentially used by include/uapi/asm-generic/Kbuild.asm
to define the minimum set of headers that must be exported in
diff --git a/Documentation/networking/bonding.txt b/Documentation/networking/bonding.txt
index 57f52cdce32e..9ba04c0bab8d 100644
--- a/Documentation/networking/bonding.txt
+++ b/Documentation/networking/bonding.txt
@@ -2387,7 +2387,7 @@ broadcast: Like active-backup, there is not much advantage to this
and packet type ID), so in a "gatewayed" configuration, all
outgoing traffic will generally use the same device. Incoming
traffic may also end up on a single device, but that is
- dependent upon the balancing policy of the peer's 8023.ad
+ dependent upon the balancing policy of the peer's 802.3ad
implementation. In a "local" configuration, traffic will be
distributed across the devices in the bond.
diff --git a/Documentation/process/index.rst b/Documentation/process/index.rst
index 82fc399fcd33..61e43cc3ed17 100644
--- a/Documentation/process/index.rst
+++ b/Documentation/process/index.rst
@@ -25,6 +25,7 @@ Below are the essential guides that every developer should read.
submitting-patches
coding-style
email-clients
+ kernel-enforcement-statement
Other guides to the community that are of interest to most developers are:
diff --git a/Documentation/process/kernel-enforcement-statement.rst b/Documentation/process/kernel-enforcement-statement.rst
new file mode 100644
index 000000000000..b3170671a1df
--- /dev/null
+++ b/Documentation/process/kernel-enforcement-statement.rst
@@ -0,0 +1,157 @@
+Linux Kernel Enforcement Statement
+----------------------------------
+
+As developers of the Linux kernel, we have a keen interest in how our software
+is used and how the license for our software is enforced. Compliance with the
+reciprocal sharing obligations of GPL-2.0 is critical to the long-term
+sustainability of our software and community.
+
+Although there is a right to enforce the separate copyright interests in the
+contributions made to our community, we share an interest in ensuring that
+individual enforcement actions are conducted in a manner that benefits our
+community and do not have an unintended negative impact on the health and
+growth of our software ecosystem. In order to deter unhelpful enforcement
+actions, we agree that it is in the best interests of our development
+community to undertake the following commitment to users of the Linux kernel
+on behalf of ourselves and any successors to our copyright interests:
+
+ Notwithstanding the termination provisions of the GPL-2.0, we agree that
+ it is in the best interests of our development community to adopt the
+ following provisions of GPL-3.0 as additional permissions under our
+ license with respect to any non-defensive assertion of rights under the
+ license.
+
+ However, if you cease all violation of this License, then your license
+ from a particular copyright holder is reinstated (a) provisionally,
+ unless and until the copyright holder explicitly and finally
+ terminates your license, and (b) permanently, if the copyright holder
+ fails to notify you of the violation by some reasonable means prior to
+ 60 days after the cessation.
+
+ Moreover, your license from a particular copyright holder is
+ reinstated permanently if the copyright holder notifies you of the
+ violation by some reasonable means, this is the first time you have
+ received notice of violation of this License (for any work) from that
+ copyright holder, and you cure the violation prior to 30 days after
+ your receipt of the notice.
+
+Our intent in providing these assurances is to encourage more use of the
+software. We want companies and individuals to use, modify and distribute
+this software. We want to work with users in an open and transparent way to
+eliminate any uncertainty about our expectations regarding compliance or
+enforcement that might limit adoption of our software. We view legal action
+as a last resort, to be initiated only when other community efforts have
+failed to resolve the problem.
+
+Finally, once a non-compliance issue is resolved, we hope the user will feel
+welcome to join us in our efforts on this project. Working together, we will
+be stronger.
+
+Except where noted below, we speak only for ourselves, and not for any company
+we might work for today, have in the past, or will in the future.
+
+ - Laura Abbott
+ - Bjorn Andersson (Linaro)
+ - Andrea Arcangeli
+ - Neil Armstrong
+ - Jens Axboe
+ - Pablo Neira Ayuso
+ - Khalid Aziz
+ - Ralf Baechle
+ - Felipe Balbi
+ - Arnd Bergmann
+ - Ard Biesheuvel
+ - Tim Bird
+ - Paolo Bonzini
+ - Christian Borntraeger
+ - Mark Brown (Linaro)
+ - Paul Burton
+ - Javier Martinez Canillas
+ - Rob Clark
+ - Jonathan Corbet
+ - Dennis Dalessandro
+ - Vivien Didelot (Savoir-faire Linux)
+ - Hans de Goede
+ - Mel Gorman (SUSE)
+ - Sven Eckelmann
+ - Alex Elder (Linaro)
+ - Fabio Estevam
+ - Larry Finger
+ - Bhumika Goyal
+ - Andy Gross
+ - Juergen Gross
+ - Shawn Guo
+ - Ulf Hansson
+ - Stephen Hemminger (Microsoft)
+ - Tejun Heo
+ - Rob Herring
+ - Masami Hiramatsu
+ - Michal Hocko
+ - Simon Horman
+ - Johan Hovold (Hovold Consulting AB)
+ - Christophe JAILLET
+ - Olof Johansson
+ - Lee Jones (Linaro)
+ - Heiner Kallweit
+ - Srinivas Kandagatla
+ - Jan Kara
+ - Shuah Khan (Samsung)
+ - David Kershner
+ - Jaegeuk Kim
+ - Namhyung Kim
+ - Colin Ian King
+ - Jeff Kirsher
+ - Greg Kroah-Hartman (Linux Foundation)
+ - Christian König
+ - Vinod Koul
+ - Krzysztof Kozlowski
+ - Viresh Kumar
+ - Aneesh Kumar K.V
+ - Julia Lawall
+ - Doug Ledford
+ - Chuck Lever (Oracle)
+ - Daniel Lezcano
+ - Shaohua Li
+ - Xin Long
+ - Tony Luck
+ - Catalin Marinas (Arm Ltd)
+ - Mike Marshall
+ - Chris Mason
+ - Paul E. McKenney
+ - David S. Miller
+ - Ingo Molnar
+ - Kuninori Morimoto
+ - Trond Myklebust
+ - Martin K. Petersen (Oracle)
+ - Borislav Petkov
+ - Jiri Pirko
+ - Josh Poimboeuf
+ - Sebastian Reichel (Collabora)
+ - Guenter Roeck
+ - Joerg Roedel
+ - Leon Romanovsky
+ - Steven Rostedt (VMware)
+ - Frank Rowand
+ - Ivan Safonov
+ - Anna Schumaker
+ - Jes Sorensen
+ - K.Y. Srinivasan
+ - Heiko Stuebner
+ - Jiri Kosina (SUSE)
+ - Willy Tarreau
+ - Dmitry Torokhov
+ - Linus Torvalds
+ - Thierry Reding
+ - Rik van Riel
+ - Geert Uytterhoeven (Glider bvba)
+ - Eduardo Valentin (Amazon.com)
+ - Daniel Vetter
+ - Linus Walleij
+ - Richard Weinberger
+ - Dan Williams
+ - Rafael J. Wysocki
+ - Arvind Yadav
+ - Masahiro Yamada
+ - Wei Yongjun
+ - Lv Zheng
+ - Marc Zyngier (Arm Ltd)
diff --git a/Kbuild b/Kbuild
index 94c752762bc2..af161aa1facd 100644
--- a/Kbuild
+++ b/Kbuild
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Kbuild for top-level directory of the kernel
# This file takes care of the following:
diff --git a/Kconfig b/Kconfig
index c13f48d65898..8c4c1cb0f9cd 100644
--- a/Kconfig
+++ b/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# For a description of the syntax of this configuration file,
# see Documentation/kbuild/kconfig-language.txt.
diff --git a/MAINTAINERS b/MAINTAINERS
index 2d3d750b19c0..a7995c737728 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -873,7 +873,7 @@ F: drivers/android/
F: drivers/staging/android/
ANDROID GOLDFISH RTC DRIVER
-M: Miodrag Dinic <miodrag.dinic@imgtec.com>
+M: Miodrag Dinic <miodrag.dinic@mips.com>
S: Supported
F: Documentation/devicetree/bindings/rtc/google,goldfish-rtc.txt
F: drivers/rtc/rtc-goldfish.c
@@ -5346,9 +5346,7 @@ M: "J. Bruce Fields" <bfields@fieldses.org>
L: linux-fsdevel@vger.kernel.org
S: Maintained
F: include/linux/fcntl.h
-F: include/linux/fs.h
F: include/uapi/linux/fcntl.h
-F: include/uapi/linux/fs.h
F: fs/fcntl.c
F: fs/locks.c
@@ -5357,6 +5355,8 @@ M: Alexander Viro <viro@zeniv.linux.org.uk>
L: linux-fsdevel@vger.kernel.org
S: Maintained
F: fs/*
+F: include/linux/fs.h
+F: include/uapi/linux/fs.h
FINTEK F75375S HARDWARE MONITOR AND FAN CONTROLLER DRIVER
M: Riku Voipio <riku.voipio@iki.fi>
@@ -6671,7 +6671,7 @@ F: include/net/ieee802154_netdev.h
F: Documentation/networking/ieee802154.txt
IFE PROTOCOL
-M: Yotam Gigi <yotamg@mellanox.com>
+M: Yotam Gigi <yotam.gi@gmail.com>
M: Jamal Hadi Salim <jhs@mojatatu.com>
F: net/ife
F: include/net/ife.h
@@ -6733,7 +6733,7 @@ S: Maintained
F: drivers/usb/atm/ueagle-atm.c
IMGTEC ASCII LCD DRIVER
-M: Paul Burton <paul.burton@imgtec.com>
+M: Paul Burton <paul.burton@mips.com>
S: Maintained
F: Documentation/devicetree/bindings/auxdisplay/img-ascii-lcd.txt
F: drivers/auxdisplay/img-ascii-lcd.c
@@ -7571,7 +7571,7 @@ F: arch/mips/include/asm/kvm*
F: arch/mips/kvm/
KERNEL VIRTUAL MACHINE FOR POWERPC (KVM/powerpc)
-M: Alexander Graf <agraf@suse.com>
+M: Paul Mackerras <paulus@ozlabs.org>
L: kvm-ppc@vger.kernel.org
W: http://www.linux-kvm.org/
T: git git://github.com/agraf/linux-2.6.git
@@ -7745,6 +7745,11 @@ S: Maintained
F: Documentation/scsi/53c700.txt
F: drivers/scsi/53c700*
+LEAKING_ADDRESSES
+M: Tobin C. Harding <me@tobin.cc>
+S: Maintained
+F: scripts/leaking_addresses.pl
+
LED SUBSYSTEM
M: Richard Purdie <rpurdie@rpsys.net>
M: Jacek Anaszewski <jacek.anaszewski@gmail.com>
@@ -8743,7 +8748,7 @@ Q: http://patchwork.ozlabs.org/project/netdev/list/
F: drivers/net/ethernet/mellanox/mlxsw/
MELLANOX FIRMWARE FLASH LIBRARY (mlxfw)
-M: Yotam Gigi <yotamg@mellanox.com>
+M: mlxsw@mellanox.com
L: netdev@vger.kernel.org
S: Supported
W: http://www.mellanox.com
@@ -8993,7 +8998,7 @@ F: Documentation/mips/
F: arch/mips/
MIPS BOSTON DEVELOPMENT BOARD
-M: Paul Burton <paul.burton@imgtec.com>
+M: Paul Burton <paul.burton@mips.com>
L: linux-mips@linux-mips.org
S: Maintained
F: Documentation/devicetree/bindings/clock/img,boston-clock.txt
@@ -9003,7 +9008,7 @@ F: drivers/clk/imgtec/clk-boston.c
F: include/dt-bindings/clock/boston-clock.h
MIPS GENERIC PLATFORM
-M: Paul Burton <paul.burton@imgtec.com>
+M: Paul Burton <paul.burton@mips.com>
L: linux-mips@linux-mips.org
S: Supported
F: arch/mips/generic/
@@ -9019,7 +9024,7 @@ F: drivers/*/*loongson1*
F: drivers/*/*/*loongson1*
MIPS RINT INSTRUCTION EMULATION
-M: Aleksandar Markovic <aleksandar.markovic@imgtec.com>
+M: Aleksandar Markovic <aleksandar.markovic@mips.com>
L: linux-mips@linux-mips.org
S: Supported
F: arch/mips/math-emu/sp_rint.c
@@ -9213,7 +9218,6 @@ F: include/linux/isicom.h
MUSB MULTIPOINT HIGH SPEED DUAL-ROLE CONTROLLER
M: Bin Liu <b-liu@ti.com>
L: linux-usb@vger.kernel.org
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb.git
S: Maintained
F: drivers/usb/musb/
@@ -10180,7 +10184,6 @@ F: Documentation/parport*.txt
PARAVIRT_OPS INTERFACE
M: Juergen Gross <jgross@suse.com>
-M: Chris Wright <chrisw@sous-sol.org>
M: Alok Kataria <akataria@vmware.com>
M: Rusty Russell <rusty@rustcorp.com.au>
L: virtualization@lists.linux-foundation.org
@@ -10560,6 +10563,8 @@ M: Peter Zijlstra <peterz@infradead.org>
M: Ingo Molnar <mingo@redhat.com>
M: Arnaldo Carvalho de Melo <acme@kernel.org>
R: Alexander Shishkin <alexander.shishkin@linux.intel.com>
+R: Jiri Olsa <jolsa@redhat.com>
+R: Namhyung Kim <namhyung@kernel.org>
L: linux-kernel@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git perf/core
S: Supported
@@ -10683,10 +10688,9 @@ S: Maintained
F: drivers/pinctrl/spear/
PISTACHIO SOC SUPPORT
-M: James Hartley <james.hartley@imgtec.com>
-M: Ionela Voinescu <ionela.voinescu@imgtec.com>
+M: James Hartley <james.hartley@sondrel.com>
L: linux-mips@linux-mips.org
-S: Maintained
+S: Odd Fixes
F: arch/mips/pistachio/
F: arch/mips/include/asm/mach-pistachio/
F: arch/mips/boot/dts/img/pistachio*
@@ -10890,7 +10894,7 @@ S: Maintained
F: drivers/block/ps3vram.c
PSAMPLE PACKET SAMPLING SUPPORT:
-M: Yotam Gigi <yotamg@mellanox.com>
+M: Yotam Gigi <yotam.gi@gmail.com>
S: Maintained
F: net/psample
F: include/net/psample.h
diff --git a/Makefile b/Makefile
index 2835863bdd5a..bee2033e7d1d 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,8 @@
+# SPDX-License-Identifier: GPL-2.0
VERSION = 4
PATCHLEVEL = 14
SUBLEVEL = 0
-EXTRAVERSION = -rc4
+EXTRAVERSION = -rc8
NAME = Fearless Coyote
# *DOCUMENTATION*
@@ -130,8 +131,8 @@ endif
ifneq ($(KBUILD_OUTPUT),)
# check that the output directory actually exists
saved-output := $(KBUILD_OUTPUT)
-$(shell [ -d $(KBUILD_OUTPUT) ] || mkdir -p $(KBUILD_OUTPUT))
-KBUILD_OUTPUT := $(realpath $(KBUILD_OUTPUT))
+KBUILD_OUTPUT := $(shell mkdir -p $(KBUILD_OUTPUT) && cd $(KBUILD_OUTPUT) \
+ && /bin/pwd)
$(if $(KBUILD_OUTPUT),, \
$(error failed to create output directory "$(saved-output)"))
@@ -697,11 +698,11 @@ KBUILD_CFLAGS += $(stackp-flag)
ifeq ($(cc-name),clang)
ifneq ($(CROSS_COMPILE),)
-CLANG_TARGET := -target $(notdir $(CROSS_COMPILE:%-=%))
+CLANG_TARGET := --target=$(notdir $(CROSS_COMPILE:%-=%))
GCC_TOOLCHAIN := $(realpath $(dir $(shell which $(LD)))/..)
endif
ifneq ($(GCC_TOOLCHAIN),)
-CLANG_GCC_TC := -gcc-toolchain $(GCC_TOOLCHAIN)
+CLANG_GCC_TC := --gcc-toolchain=$(GCC_TOOLCHAIN)
endif
KBUILD_CFLAGS += $(CLANG_TARGET) $(CLANG_GCC_TC)
KBUILD_AFLAGS += $(CLANG_TARGET) $(CLANG_GCC_TC)
@@ -933,7 +934,11 @@ ifdef CONFIG_STACK_VALIDATION
ifeq ($(has_libelf),1)
objtool_target := tools/objtool FORCE
else
- $(warning "Cannot use CONFIG_STACK_VALIDATION, please install libelf-dev, libelf-devel or elfutils-libelf-devel")
+ ifdef CONFIG_ORC_UNWINDER
+ $(error "Cannot generate ORC metadata for CONFIG_ORC_UNWINDER=y, please install libelf-dev, libelf-devel or elfutils-libelf-devel")
+ else
+ $(warning "Cannot use CONFIG_STACK_VALIDATION=y, please install libelf-dev, libelf-devel or elfutils-libelf-devel")
+ endif
SKIP_STACK_VALIDATION := 1
export SKIP_STACK_VALIDATION
endif
@@ -1395,7 +1400,7 @@ help:
@echo ' Build, install, and boot kernel before'
@echo ' running kselftest on it'
@echo ' kselftest-clean - Remove all generated kselftest files'
- @echo ' kselftest-merge - Merge all the config dependencies of kselftest to existed'
+ @echo ' kselftest-merge - Merge all the config dependencies of kselftest to existing'
@echo ' .config.'
@echo ''
@echo 'Userspace tools targets:'
diff --git a/arch/Kconfig b/arch/Kconfig
index 1aafb4efbb51..057370a0ac4e 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# General architecture dependent options
#
@@ -937,9 +938,6 @@ config STRICT_MODULE_RWX
and non-text memory will be made non-executable. This provides
protection against certain security exploits (e.g. writing to text)
-config ARCH_WANT_RELAX_ORDER
- bool
-
config ARCH_HAS_REFCOUNT
bool
help
diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig
index 0e49d39ea74a..69b875880754 100644
--- a/arch/alpha/Kconfig
+++ b/arch/alpha/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config ALPHA
bool
default y
diff --git a/arch/alpha/Kconfig.debug b/arch/alpha/Kconfig.debug
index 3f6265f2d9d4..5e93dffb818a 100644
--- a/arch/alpha/Kconfig.debug
+++ b/arch/alpha/Kconfig.debug
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Kernel hacking"
source "lib/Kconfig.debug"
diff --git a/arch/alpha/boot/bootloader.lds b/arch/alpha/boot/bootloader.lds
index 31c081ce1d50..8cdff54c6e41 100644
--- a/arch/alpha/boot/bootloader.lds
+++ b/arch/alpha/boot/bootloader.lds
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
OUTPUT_FORMAT("elf64-alpha")
ENTRY(__start)
printk = srm_printk;
diff --git a/arch/alpha/boot/bootp.c b/arch/alpha/boot/bootp.c
index 2a542a506557..95c0359f4858 100644
--- a/arch/alpha/boot/bootp.c
+++ b/arch/alpha/boot/bootp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/alpha/boot/bootp.c
*
diff --git a/arch/alpha/boot/bootpz.c b/arch/alpha/boot/bootpz.c
index d6ad191698da..99b8d7dc344b 100644
--- a/arch/alpha/boot/bootpz.c
+++ b/arch/alpha/boot/bootpz.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/alpha/boot/bootpz.c
*
diff --git a/arch/alpha/boot/head.S b/arch/alpha/boot/head.S
index 8efb26686d47..06a7c95fe9ad 100644
--- a/arch/alpha/boot/head.S
+++ b/arch/alpha/boot/head.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/boot/head.S
*
diff --git a/arch/alpha/boot/main.c b/arch/alpha/boot/main.c
index dd6eb4a33582..8f5ed8610970 100644
--- a/arch/alpha/boot/main.c
+++ b/arch/alpha/boot/main.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/alpha/boot/main.c
*
diff --git a/arch/alpha/boot/misc.c b/arch/alpha/boot/misc.c
index 1b568ed74f95..d65192202703 100644
--- a/arch/alpha/boot/misc.c
+++ b/arch/alpha/boot/misc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* misc.c
*
diff --git a/arch/alpha/boot/tools/mkbb.c b/arch/alpha/boot/tools/mkbb.c
index 1185778e6a1e..fc47f33f8a44 100644
--- a/arch/alpha/boot/tools/mkbb.c
+++ b/arch/alpha/boot/tools/mkbb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* This utility makes a bootblock suitable for the SRM console/miniloader */
/* Usage:
diff --git a/arch/alpha/boot/tools/objstrip.c b/arch/alpha/boot/tools/objstrip.c
index dee82695f48b..825a16f5f622 100644
--- a/arch/alpha/boot/tools/objstrip.c
+++ b/arch/alpha/boot/tools/objstrip.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/alpha/boot/tools/objstrip.c
*
diff --git a/arch/alpha/include/asm/Kbuild b/arch/alpha/include/asm/Kbuild
index 5b974ab8425c..47f3fba3e41f 100644
--- a/arch/alpha/include/asm/Kbuild
+++ b/arch/alpha/include/asm/Kbuild
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
generic-y += clkdev.h
diff --git a/arch/alpha/include/asm/a.out.h b/arch/alpha/include/asm/a.out.h
index 9abbd2455306..d2346b7caff1 100644
--- a/arch/alpha/include/asm/a.out.h
+++ b/arch/alpha/include/asm/a.out.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_A_OUT_H__
#define __ALPHA_A_OUT_H__
diff --git a/arch/alpha/include/asm/agp.h b/arch/alpha/include/asm/agp.h
index a94d48b8677f..7173eada1567 100644
--- a/arch/alpha/include/asm/agp.h
+++ b/arch/alpha/include/asm/agp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef AGP_H
#define AGP_H 1
diff --git a/arch/alpha/include/asm/agp_backend.h b/arch/alpha/include/asm/agp_backend.h
index 55dd44a2cea7..2718802407d6 100644
--- a/arch/alpha/include/asm/agp_backend.h
+++ b/arch/alpha/include/asm/agp_backend.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ALPHA_AGP_BACKEND_H
#define _ALPHA_AGP_BACKEND_H 1
diff --git a/arch/alpha/include/asm/atomic.h b/arch/alpha/include/asm/atomic.h
index 498933a7df97..85867d3cea64 100644
--- a/arch/alpha/include/asm/atomic.h
+++ b/arch/alpha/include/asm/atomic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ALPHA_ATOMIC_H
#define _ALPHA_ATOMIC_H
diff --git a/arch/alpha/include/asm/barrier.h b/arch/alpha/include/asm/barrier.h
index 77516c87255d..92ec486a4f9e 100644
--- a/arch/alpha/include/asm/barrier.h
+++ b/arch/alpha/include/asm/barrier.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __BARRIER_H
#define __BARRIER_H
diff --git a/arch/alpha/include/asm/bitops.h b/arch/alpha/include/asm/bitops.h
index 4bdfbd444e63..ca43f4d0b937 100644
--- a/arch/alpha/include/asm/bitops.h
+++ b/arch/alpha/include/asm/bitops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ALPHA_BITOPS_H
#define _ALPHA_BITOPS_H
diff --git a/arch/alpha/include/asm/bug.h b/arch/alpha/include/asm/bug.h
index f091682e3cc8..b88ebdfedf7c 100644
--- a/arch/alpha/include/asm/bug.h
+++ b/arch/alpha/include/asm/bug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ALPHA_BUG_H
#define _ALPHA_BUG_H
diff --git a/arch/alpha/include/asm/cache.h b/arch/alpha/include/asm/cache.h
index ad368a93a46a..6ce508c68907 100644
--- a/arch/alpha/include/asm/cache.h
+++ b/arch/alpha/include/asm/cache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/asm-alpha/cache.h
*/
diff --git a/arch/alpha/include/asm/cacheflush.h b/arch/alpha/include/asm/cacheflush.h
index a9cb6aa447aa..89128489cb59 100644
--- a/arch/alpha/include/asm/cacheflush.h
+++ b/arch/alpha/include/asm/cacheflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ALPHA_CACHEFLUSH_H
#define _ALPHA_CACHEFLUSH_H
diff --git a/arch/alpha/include/asm/checksum.h b/arch/alpha/include/asm/checksum.h
index f2bbdd2ace51..473e6ccb65a3 100644
--- a/arch/alpha/include/asm/checksum.h
+++ b/arch/alpha/include/asm/checksum.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ALPHA_CHECKSUM_H
#define _ALPHA_CHECKSUM_H
diff --git a/arch/alpha/include/asm/cmpxchg.h b/arch/alpha/include/asm/cmpxchg.h
index e5117766529e..46ebf14aed4e 100644
--- a/arch/alpha/include/asm/cmpxchg.h
+++ b/arch/alpha/include/asm/cmpxchg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ALPHA_CMPXCHG_H
#define _ALPHA_CMPXCHG_H
diff --git a/arch/alpha/include/asm/compiler.h b/arch/alpha/include/asm/compiler.h
index a7720b96bcc9..5159ba259d65 100644
--- a/arch/alpha/include/asm/compiler.h
+++ b/arch/alpha/include/asm/compiler.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_COMPILER_H
#define __ALPHA_COMPILER_H
diff --git a/arch/alpha/include/asm/console.h b/arch/alpha/include/asm/console.h
index f2b584fe0994..088b7b9eb15a 100644
--- a/arch/alpha/include/asm/console.h
+++ b/arch/alpha/include/asm/console.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __AXP_CONSOLE_H
#define __AXP_CONSOLE_H
diff --git a/arch/alpha/include/asm/core_apecs.h b/arch/alpha/include/asm/core_apecs.h
index 6785ff7e02bc..0a07055bc0fe 100644
--- a/arch/alpha/include/asm/core_apecs.h
+++ b/arch/alpha/include/asm/core_apecs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_APECS__H__
#define __ALPHA_APECS__H__
diff --git a/arch/alpha/include/asm/core_cia.h b/arch/alpha/include/asm/core_cia.h
index 9e0516c0ca27..c706a7f2b061 100644
--- a/arch/alpha/include/asm/core_cia.h
+++ b/arch/alpha/include/asm/core_cia.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_CIA__H__
#define __ALPHA_CIA__H__
diff --git a/arch/alpha/include/asm/core_irongate.h b/arch/alpha/include/asm/core_irongate.h
index 24b2db541501..1c8906bf76c6 100644
--- a/arch/alpha/include/asm/core_irongate.h
+++ b/arch/alpha/include/asm/core_irongate.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_IRONGATE__H__
#define __ALPHA_IRONGATE__H__
diff --git a/arch/alpha/include/asm/core_lca.h b/arch/alpha/include/asm/core_lca.h
index 8ee6c516279c..84d5e5b84f4f 100644
--- a/arch/alpha/include/asm/core_lca.h
+++ b/arch/alpha/include/asm/core_lca.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_LCA__H__
#define __ALPHA_LCA__H__
diff --git a/arch/alpha/include/asm/core_marvel.h b/arch/alpha/include/asm/core_marvel.h
index 8dcf9dbda618..cc6fd92d5fa9 100644
--- a/arch/alpha/include/asm/core_marvel.h
+++ b/arch/alpha/include/asm/core_marvel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Marvel systems use the IO7 I/O chip provides PCI/PCIX/AGP access
*
diff --git a/arch/alpha/include/asm/core_mcpcia.h b/arch/alpha/include/asm/core_mcpcia.h
index ad44bef29fba..b30dc128210d 100644
--- a/arch/alpha/include/asm/core_mcpcia.h
+++ b/arch/alpha/include/asm/core_mcpcia.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_MCPCIA__H__
#define __ALPHA_MCPCIA__H__
diff --git a/arch/alpha/include/asm/core_polaris.h b/arch/alpha/include/asm/core_polaris.h
index 2f966b64659d..1c56dea647b5 100644
--- a/arch/alpha/include/asm/core_polaris.h
+++ b/arch/alpha/include/asm/core_polaris.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_POLARIS__H__
#define __ALPHA_POLARIS__H__
diff --git a/arch/alpha/include/asm/core_t2.h b/arch/alpha/include/asm/core_t2.h
index ade9d92e68b4..e0b33d09e93a 100644
--- a/arch/alpha/include/asm/core_t2.h
+++ b/arch/alpha/include/asm/core_t2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_T2__H__
#define __ALPHA_T2__H__
diff --git a/arch/alpha/include/asm/core_titan.h b/arch/alpha/include/asm/core_titan.h
index 8cf79d1219e1..dcc02682c1e1 100644
--- a/arch/alpha/include/asm/core_titan.h
+++ b/arch/alpha/include/asm/core_titan.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_TITAN__H__
#define __ALPHA_TITAN__H__
diff --git a/arch/alpha/include/asm/core_tsunami.h b/arch/alpha/include/asm/core_tsunami.h
index 8e39ecf09419..3391e95754f2 100644
--- a/arch/alpha/include/asm/core_tsunami.h
+++ b/arch/alpha/include/asm/core_tsunami.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_TSUNAMI__H__
#define __ALPHA_TSUNAMI__H__
diff --git a/arch/alpha/include/asm/core_wildfire.h b/arch/alpha/include/asm/core_wildfire.h
index cd562f544ba2..5d1b37f412cd 100644
--- a/arch/alpha/include/asm/core_wildfire.h
+++ b/arch/alpha/include/asm/core_wildfire.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_WILDFIRE__H__
#define __ALPHA_WILDFIRE__H__
diff --git a/arch/alpha/include/asm/delay.h b/arch/alpha/include/asm/delay.h
index 2aa3f410f7e6..868aa61aba2f 100644
--- a/arch/alpha/include/asm/delay.h
+++ b/arch/alpha/include/asm/delay.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_DELAY_H
#define __ALPHA_DELAY_H
diff --git a/arch/alpha/include/asm/dma-mapping.h b/arch/alpha/include/asm/dma-mapping.h
index 5d53666935e6..e542cb272b67 100644
--- a/arch/alpha/include/asm/dma-mapping.h
+++ b/arch/alpha/include/asm/dma-mapping.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ALPHA_DMA_MAPPING_H
#define _ALPHA_DMA_MAPPING_H
diff --git a/arch/alpha/include/asm/dma.h b/arch/alpha/include/asm/dma.h
index 87cfdbdf08fc..28610ea7786d 100644
--- a/arch/alpha/include/asm/dma.h
+++ b/arch/alpha/include/asm/dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/asm-alpha/dma.h
*
diff --git a/arch/alpha/include/asm/elf.h b/arch/alpha/include/asm/elf.h
index 968d9991f5ee..8049997fa372 100644
--- a/arch/alpha/include/asm/elf.h
+++ b/arch/alpha/include/asm/elf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ALPHA_ELF_H
#define __ASM_ALPHA_ELF_H
diff --git a/arch/alpha/include/asm/err_common.h b/arch/alpha/include/asm/err_common.h
index c25095942107..610e01fe73ab 100644
--- a/arch/alpha/include/asm/err_common.h
+++ b/arch/alpha/include/asm/err_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/asm-alpha/err_common.h
*
diff --git a/arch/alpha/include/asm/err_ev7.h b/arch/alpha/include/asm/err_ev7.h
index 87f99777c2e4..ab17e6333764 100644
--- a/arch/alpha/include/asm/err_ev7.h
+++ b/arch/alpha/include/asm/err_ev7.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_ERR_EV7_H
#define __ALPHA_ERR_EV7_H 1
diff --git a/arch/alpha/include/asm/extable.h b/arch/alpha/include/asm/extable.h
index 048e209e524c..e42592390ee0 100644
--- a/arch/alpha/include/asm/extable.h
+++ b/arch/alpha/include/asm/extable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_EXTABLE_H
#define _ASM_EXTABLE_H
diff --git a/arch/alpha/include/asm/fpu.h b/arch/alpha/include/asm/fpu.h
index 71c20956b905..b9691405e56b 100644
--- a/arch/alpha/include/asm/fpu.h
+++ b/arch/alpha/include/asm/fpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ALPHA_FPU_H
#define __ASM_ALPHA_FPU_H
diff --git a/arch/alpha/include/asm/futex.h b/arch/alpha/include/asm/futex.h
index 05a70edd57b6..d2e4da93e68c 100644
--- a/arch/alpha/include/asm/futex.h
+++ b/arch/alpha/include/asm/futex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ALPHA_FUTEX_H
#define _ASM_ALPHA_FUTEX_H
diff --git a/arch/alpha/include/asm/gct.h b/arch/alpha/include/asm/gct.h
index 3504c704927c..2847449fb168 100644
--- a/arch/alpha/include/asm/gct.h
+++ b/arch/alpha/include/asm/gct.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_GCT_H
#define __ALPHA_GCT_H
diff --git a/arch/alpha/include/asm/hardirq.h b/arch/alpha/include/asm/hardirq.h
index 242c09ba98c4..5ce5b34e8a1a 100644
--- a/arch/alpha/include/asm/hardirq.h
+++ b/arch/alpha/include/asm/hardirq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ALPHA_HARDIRQ_H
#define _ALPHA_HARDIRQ_H
diff --git a/arch/alpha/include/asm/hw_irq.h b/arch/alpha/include/asm/hw_irq.h
index 5050ac81cd90..e2d81ac0d934 100644
--- a/arch/alpha/include/asm/hw_irq.h
+++ b/arch/alpha/include/asm/hw_irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ALPHA_HW_IRQ_H
#define _ALPHA_HW_IRQ_H
diff --git a/arch/alpha/include/asm/hwrpb.h b/arch/alpha/include/asm/hwrpb.h
index 8e8f871af7cf..d8180e527a1e 100644
--- a/arch/alpha/include/asm/hwrpb.h
+++ b/arch/alpha/include/asm/hwrpb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_HWRPB_H
#define __ALPHA_HWRPB_H
diff --git a/arch/alpha/include/asm/io.h b/arch/alpha/include/asm/io.h
index 4d61d2a50c52..d123ff90f7a8 100644
--- a/arch/alpha/include/asm/io.h
+++ b/arch/alpha/include/asm/io.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_IO_H
#define __ALPHA_IO_H
diff --git a/arch/alpha/include/asm/io_trivial.h b/arch/alpha/include/asm/io_trivial.h
index 1c77f10b4b36..ba3d8f0cfe0c 100644
--- a/arch/alpha/include/asm/io_trivial.h
+++ b/arch/alpha/include/asm/io_trivial.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Trivial implementations of basic i/o routines. Assumes that all
of the hard work has been done by ioremap and ioportmap, and that
access to i/o space is linear. */
diff --git a/arch/alpha/include/asm/irq.h b/arch/alpha/include/asm/irq.h
index 06377400dc09..4d17cacd1462 100644
--- a/arch/alpha/include/asm/irq.h
+++ b/arch/alpha/include/asm/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ALPHA_IRQ_H
#define _ALPHA_IRQ_H
diff --git a/arch/alpha/include/asm/irqflags.h b/arch/alpha/include/asm/irqflags.h
index ffb1726484af..9f25d4e0d37e 100644
--- a/arch/alpha/include/asm/irqflags.h
+++ b/arch/alpha/include/asm/irqflags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_IRQFLAGS_H
#define __ALPHA_IRQFLAGS_H
diff --git a/arch/alpha/include/asm/jensen.h b/arch/alpha/include/asm/jensen.h
index 964b06ead43b..436dc905b6ad 100644
--- a/arch/alpha/include/asm/jensen.h
+++ b/arch/alpha/include/asm/jensen.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_JENSEN_H
#define __ALPHA_JENSEN_H
diff --git a/arch/alpha/include/asm/kmap_types.h b/arch/alpha/include/asm/kmap_types.h
index a8d4ec8ea4b6..651714b45729 100644
--- a/arch/alpha/include/asm/kmap_types.h
+++ b/arch/alpha/include/asm/kmap_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_KMAP_TYPES_H
#define _ASM_KMAP_TYPES_H
diff --git a/arch/alpha/include/asm/linkage.h b/arch/alpha/include/asm/linkage.h
index 7cfd06e8c935..aa8661fa60dc 100644
--- a/arch/alpha/include/asm/linkage.h
+++ b/arch/alpha/include/asm/linkage.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_LINKAGE_H
#define __ASM_LINKAGE_H
diff --git a/arch/alpha/include/asm/local.h b/arch/alpha/include/asm/local.h
index 9c94b8456043..fab26a1c93d5 100644
--- a/arch/alpha/include/asm/local.h
+++ b/arch/alpha/include/asm/local.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ALPHA_LOCAL_H
#define _ALPHA_LOCAL_H
diff --git a/arch/alpha/include/asm/machvec.h b/arch/alpha/include/asm/machvec.h
index 75cb3641ed2f..a6b73c6d10ee 100644
--- a/arch/alpha/include/asm/machvec.h
+++ b/arch/alpha/include/asm/machvec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_MACHVEC_H
#define __ALPHA_MACHVEC_H 1
diff --git a/arch/alpha/include/asm/mc146818rtc.h b/arch/alpha/include/asm/mc146818rtc.h
index 097703f1c8cb..2154fd4f7857 100644
--- a/arch/alpha/include/asm/mc146818rtc.h
+++ b/arch/alpha/include/asm/mc146818rtc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Machine dependent access functions for RTC registers.
*/
diff --git a/arch/alpha/include/asm/mce.h b/arch/alpha/include/asm/mce.h
index 660285b9aca8..200e04e98a2f 100644
--- a/arch/alpha/include/asm/mce.h
+++ b/arch/alpha/include/asm/mce.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_MCE_H
#define __ALPHA_MCE_H
diff --git a/arch/alpha/include/asm/mmu.h b/arch/alpha/include/asm/mmu.h
index 3dc127779329..dadfc1b6e3e7 100644
--- a/arch/alpha/include/asm/mmu.h
+++ b/arch/alpha/include/asm/mmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_MMU_H
#define __ALPHA_MMU_H
diff --git a/arch/alpha/include/asm/mmu_context.h b/arch/alpha/include/asm/mmu_context.h
index 45c020a0fe76..6d7d9bc1b4b8 100644
--- a/arch/alpha/include/asm/mmu_context.h
+++ b/arch/alpha/include/asm/mmu_context.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_MMU_CONTEXT_H
#define __ALPHA_MMU_CONTEXT_H
diff --git a/arch/alpha/include/asm/mmzone.h b/arch/alpha/include/asm/mmzone.h
index 14ce27bccd24..889b5d3ad825 100644
--- a/arch/alpha/include/asm/mmzone.h
+++ b/arch/alpha/include/asm/mmzone.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Written by Kanoj Sarcar (kanoj@sgi.com) Aug 99
* Adapted for the alpha wildfire architecture Jan 2001.
diff --git a/arch/alpha/include/asm/module.h b/arch/alpha/include/asm/module.h
index 9cd13b55155f..1e96e42f5d54 100644
--- a/arch/alpha/include/asm/module.h
+++ b/arch/alpha/include/asm/module.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ALPHA_MODULE_H
#define _ALPHA_MODULE_H
diff --git a/arch/alpha/include/asm/page.h b/arch/alpha/include/asm/page.h
index 07af062544fb..f3fb2848470a 100644
--- a/arch/alpha/include/asm/page.h
+++ b/arch/alpha/include/asm/page.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ALPHA_PAGE_H
#define _ALPHA_PAGE_H
diff --git a/arch/alpha/include/asm/pal.h b/arch/alpha/include/asm/pal.h
index 5422a47646fc..db2b3b18b34c 100644
--- a/arch/alpha/include/asm/pal.h
+++ b/arch/alpha/include/asm/pal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_PAL_H
#define __ALPHA_PAL_H
diff --git a/arch/alpha/include/asm/param.h b/arch/alpha/include/asm/param.h
index a5b68b268bcf..cfe947ce9461 100644
--- a/arch/alpha/include/asm/param.h
+++ b/arch/alpha/include/asm/param.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ALPHA_PARAM_H
#define _ASM_ALPHA_PARAM_H
diff --git a/arch/alpha/include/asm/parport.h b/arch/alpha/include/asm/parport.h
index 6abd0af11f13..0519a51e61f8 100644
--- a/arch/alpha/include/asm/parport.h
+++ b/arch/alpha/include/asm/parport.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* parport.h: platform-specific PC-style parport initialisation
*
diff --git a/arch/alpha/include/asm/pci.h b/arch/alpha/include/asm/pci.h
index a06c24b3a2e1..fc988c16e894 100644
--- a/arch/alpha/include/asm/pci.h
+++ b/arch/alpha/include/asm/pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_PCI_H
#define __ALPHA_PCI_H
diff --git a/arch/alpha/include/asm/percpu.h b/arch/alpha/include/asm/percpu.h
index 2c12378e3aa9..6923249f2d49 100644
--- a/arch/alpha/include/asm/percpu.h
+++ b/arch/alpha/include/asm/percpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_PERCPU_H
#define __ALPHA_PERCPU_H
diff --git a/arch/alpha/include/asm/pgalloc.h b/arch/alpha/include/asm/pgalloc.h
index c2ebb6f36c9d..ab3e3a8638fb 100644
--- a/arch/alpha/include/asm/pgalloc.h
+++ b/arch/alpha/include/asm/pgalloc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ALPHA_PGALLOC_H
#define _ALPHA_PGALLOC_H
diff --git a/arch/alpha/include/asm/pgtable.h b/arch/alpha/include/asm/pgtable.h
index a9a119592372..89c2032f9960 100644
--- a/arch/alpha/include/asm/pgtable.h
+++ b/arch/alpha/include/asm/pgtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ALPHA_PGTABLE_H
#define _ALPHA_PGTABLE_H
diff --git a/arch/alpha/include/asm/processor.h b/arch/alpha/include/asm/processor.h
index 2fec2dee3020..bfe784f2d4af 100644
--- a/arch/alpha/include/asm/processor.h
+++ b/arch/alpha/include/asm/processor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/asm-alpha/processor.h
*
diff --git a/arch/alpha/include/asm/ptrace.h b/arch/alpha/include/asm/ptrace.h
index 9047c2fe8f23..df5f317ab3fc 100644
--- a/arch/alpha/include/asm/ptrace.h
+++ b/arch/alpha/include/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASMAXP_PTRACE_H
#define _ASMAXP_PTRACE_H
diff --git a/arch/alpha/include/asm/rwsem.h b/arch/alpha/include/asm/rwsem.h
index 77873d0ad293..3925f06afd6b 100644
--- a/arch/alpha/include/asm/rwsem.h
+++ b/arch/alpha/include/asm/rwsem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ALPHA_RWSEM_H
#define _ALPHA_RWSEM_H
diff --git a/arch/alpha/include/asm/serial.h b/arch/alpha/include/asm/serial.h
index e31557fc06cc..91115447319c 100644
--- a/arch/alpha/include/asm/serial.h
+++ b/arch/alpha/include/asm/serial.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/asm-alpha/serial.h
*/
diff --git a/arch/alpha/include/asm/shmparam.h b/arch/alpha/include/asm/shmparam.h
index cc901d58aebb..0c04fde1aeba 100644
--- a/arch/alpha/include/asm/shmparam.h
+++ b/arch/alpha/include/asm/shmparam.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASMAXP_SHMPARAM_H
#define _ASMAXP_SHMPARAM_H
diff --git a/arch/alpha/include/asm/signal.h b/arch/alpha/include/asm/signal.h
index 963f0494dca7..a40f02011667 100644
--- a/arch/alpha/include/asm/signal.h
+++ b/arch/alpha/include/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASMAXP_SIGNAL_H
#define _ASMAXP_SIGNAL_H
diff --git a/arch/alpha/include/asm/smp.h b/arch/alpha/include/asm/smp.h
index c46e714aa3e0..2264ae72673b 100644
--- a/arch/alpha/include/asm/smp.h
+++ b/arch/alpha/include/asm/smp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SMP_H
#define __ASM_SMP_H
diff --git a/arch/alpha/include/asm/socket.h b/arch/alpha/include/asm/socket.h
index 8d806d80ed24..76a32817e7be 100644
--- a/arch/alpha/include/asm/socket.h
+++ b/arch/alpha/include/asm/socket.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SOCKET_H
#define _ASM_SOCKET_H
diff --git a/arch/alpha/include/asm/special_insns.h b/arch/alpha/include/asm/special_insns.h
index 88d3452b21f0..ca2c5c30b22e 100644
--- a/arch/alpha/include/asm/special_insns.h
+++ b/arch/alpha/include/asm/special_insns.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_SPECIAL_INSNS_H
#define __ALPHA_SPECIAL_INSNS_H
diff --git a/arch/alpha/include/asm/spinlock.h b/arch/alpha/include/asm/spinlock.h
index 718ac0b64adf..aa4304afbea6 100644
--- a/arch/alpha/include/asm/spinlock.h
+++ b/arch/alpha/include/asm/spinlock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ALPHA_SPINLOCK_H
#define _ALPHA_SPINLOCK_H
diff --git a/arch/alpha/include/asm/spinlock_types.h b/arch/alpha/include/asm/spinlock_types.h
index 54c2afce0a1d..1d5716bc060b 100644
--- a/arch/alpha/include/asm/spinlock_types.h
+++ b/arch/alpha/include/asm/spinlock_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ALPHA_SPINLOCK_TYPES_H
#define _ALPHA_SPINLOCK_TYPES_H
diff --git a/arch/alpha/include/asm/string.h b/arch/alpha/include/asm/string.h
index 9eb9933d845f..f043f91ff988 100644
--- a/arch/alpha/include/asm/string.h
+++ b/arch/alpha/include/asm/string.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_STRING_H__
#define __ALPHA_STRING_H__
diff --git a/arch/alpha/include/asm/switch_to.h b/arch/alpha/include/asm/switch_to.h
index 44c0d4f2c0b2..762b7f975310 100644
--- a/arch/alpha/include/asm/switch_to.h
+++ b/arch/alpha/include/asm/switch_to.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_SWITCH_TO_H
#define __ALPHA_SWITCH_TO_H
diff --git a/arch/alpha/include/asm/syscall.h b/arch/alpha/include/asm/syscall.h
index 88d28eb2a566..d73a6fcb519c 100644
--- a/arch/alpha/include/asm/syscall.h
+++ b/arch/alpha/include/asm/syscall.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ALPHA_SYSCALL_H
#define _ASM_ALPHA_SYSCALL_H
diff --git a/arch/alpha/include/asm/termios.h b/arch/alpha/include/asm/termios.h
index 7fde0f88da88..6a8c53dec57e 100644
--- a/arch/alpha/include/asm/termios.h
+++ b/arch/alpha/include/asm/termios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ALPHA_TERMIOS_H
#define _ALPHA_TERMIOS_H
diff --git a/arch/alpha/include/asm/thread_info.h b/arch/alpha/include/asm/thread_info.h
index e9e90bfa2b50..8c20c5e35432 100644
--- a/arch/alpha/include/asm/thread_info.h
+++ b/arch/alpha/include/asm/thread_info.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ALPHA_THREAD_INFO_H
#define _ALPHA_THREAD_INFO_H
diff --git a/arch/alpha/include/asm/timex.h b/arch/alpha/include/asm/timex.h
index afa0c45e3e98..b565cc6f408e 100644
--- a/arch/alpha/include/asm/timex.h
+++ b/arch/alpha/include/asm/timex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/asm-alpha/timex.h
*
diff --git a/arch/alpha/include/asm/tlb.h b/arch/alpha/include/asm/tlb.h
index 42866759f3fa..8f5042b61875 100644
--- a/arch/alpha/include/asm/tlb.h
+++ b/arch/alpha/include/asm/tlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ALPHA_TLB_H
#define _ALPHA_TLB_H
diff --git a/arch/alpha/include/asm/tlbflush.h b/arch/alpha/include/asm/tlbflush.h
index e89e0c2e15b1..f8b492408f51 100644
--- a/arch/alpha/include/asm/tlbflush.h
+++ b/arch/alpha/include/asm/tlbflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ALPHA_TLBFLUSH_H
#define _ALPHA_TLBFLUSH_H
diff --git a/arch/alpha/include/asm/topology.h b/arch/alpha/include/asm/topology.h
index 9251e13e144f..e6e13a85796a 100644
--- a/arch/alpha/include/asm/topology.h
+++ b/arch/alpha/include/asm/topology.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ALPHA_TOPOLOGY_H
#define _ASM_ALPHA_TOPOLOGY_H
diff --git a/arch/alpha/include/asm/types.h b/arch/alpha/include/asm/types.h
index 0bc66e1d3a7e..b60b60276484 100644
--- a/arch/alpha/include/asm/types.h
+++ b/arch/alpha/include/asm/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ALPHA_TYPES_H
#define _ALPHA_TYPES_H
diff --git a/arch/alpha/include/asm/uaccess.h b/arch/alpha/include/asm/uaccess.h
index 133a4884ed44..87d8c4f0307d 100644
--- a/arch/alpha/include/asm/uaccess.h
+++ b/arch/alpha/include/asm/uaccess.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ALPHA_UACCESS_H
#define __ALPHA_UACCESS_H
diff --git a/arch/alpha/include/asm/ucontext.h b/arch/alpha/include/asm/ucontext.h
index 47578ab42152..af1f3465b8d7 100644
--- a/arch/alpha/include/asm/ucontext.h
+++ b/arch/alpha/include/asm/ucontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASMAXP_UCONTEXT_H
#define _ASMAXP_UCONTEXT_H
diff --git a/arch/alpha/include/asm/unaligned.h b/arch/alpha/include/asm/unaligned.h
index 3787c60aed3f..863c807b66f8 100644
--- a/arch/alpha/include/asm/unaligned.h
+++ b/arch/alpha/include/asm/unaligned.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ALPHA_UNALIGNED_H
#define _ASM_ALPHA_UNALIGNED_H
diff --git a/arch/alpha/include/asm/unistd.h b/arch/alpha/include/asm/unistd.h
index db7fc0f511e2..d6e29a1de4cc 100644
--- a/arch/alpha/include/asm/unistd.h
+++ b/arch/alpha/include/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ALPHA_UNISTD_H
#define _ALPHA_UNISTD_H
diff --git a/arch/alpha/include/asm/user.h b/arch/alpha/include/asm/user.h
index a4eb6a4ca8d1..3df37492c7b7 100644
--- a/arch/alpha/include/asm/user.h
+++ b/arch/alpha/include/asm/user.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ALPHA_USER_H
#define _ALPHA_USER_H
diff --git a/arch/alpha/include/asm/vga.h b/arch/alpha/include/asm/vga.h
index 3c1c2b6128e7..4c347a8454c7 100644
--- a/arch/alpha/include/asm/vga.h
+++ b/arch/alpha/include/asm/vga.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Access to VGA videoram
*
diff --git a/arch/alpha/include/asm/word-at-a-time.h b/arch/alpha/include/asm/word-at-a-time.h
index 902e6ab00a06..4035265f1ad9 100644
--- a/arch/alpha/include/asm/word-at-a-time.h
+++ b/arch/alpha/include/asm/word-at-a-time.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_WORD_AT_A_TIME_H
#define _ASM_WORD_AT_A_TIME_H
diff --git a/arch/alpha/include/asm/wrperfmon.h b/arch/alpha/include/asm/wrperfmon.h
index 319bf6788d87..c97b82a1f7db 100644
--- a/arch/alpha/include/asm/wrperfmon.h
+++ b/arch/alpha/include/asm/wrperfmon.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Definitions for use with the Alpha wrperfmon PAL call.
*/
diff --git a/arch/alpha/include/asm/xchg.h b/arch/alpha/include/asm/xchg.h
index 0ca9724597c1..68dfb3cb7145 100644
--- a/arch/alpha/include/asm/xchg.h
+++ b/arch/alpha/include/asm/xchg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ALPHA_CMPXCHG_H
#error Do not include xchg.h directly!
#else
diff --git a/arch/alpha/include/uapi/asm/a.out.h b/arch/alpha/include/uapi/asm/a.out.h
index 547707246f63..7d692df04ba9 100644
--- a/arch/alpha/include/uapi/asm/a.out.h
+++ b/arch/alpha/include/uapi/asm/a.out.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__ALPHA_A_OUT_H__
#define _UAPI__ALPHA_A_OUT_H__
diff --git a/arch/alpha/include/uapi/asm/auxvec.h b/arch/alpha/include/uapi/asm/auxvec.h
index a3a579dfdb4d..57cae8780d81 100644
--- a/arch/alpha/include/uapi/asm/auxvec.h
+++ b/arch/alpha/include/uapi/asm/auxvec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_ALPHA_AUXVEC_H
#define __ASM_ALPHA_AUXVEC_H
diff --git a/arch/alpha/include/uapi/asm/bitsperlong.h b/arch/alpha/include/uapi/asm/bitsperlong.h
index ad57f7868203..6c5bf7d03f4e 100644
--- a/arch/alpha/include/uapi/asm/bitsperlong.h
+++ b/arch/alpha/include/uapi/asm/bitsperlong.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_ALPHA_BITSPERLONG_H
#define __ASM_ALPHA_BITSPERLONG_H
diff --git a/arch/alpha/include/uapi/asm/byteorder.h b/arch/alpha/include/uapi/asm/byteorder.h
index 73683093202d..efa9b51b4595 100644
--- a/arch/alpha/include/uapi/asm/byteorder.h
+++ b/arch/alpha/include/uapi/asm/byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ALPHA_BYTEORDER_H
#define _ALPHA_BYTEORDER_H
diff --git a/arch/alpha/include/uapi/asm/compiler.h b/arch/alpha/include/uapi/asm/compiler.h
index 32cc7833f0c1..0e00c0e13374 100644
--- a/arch/alpha/include/uapi/asm/compiler.h
+++ b/arch/alpha/include/uapi/asm/compiler.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__ALPHA_COMPILER_H
#define _UAPI__ALPHA_COMPILER_H
diff --git a/arch/alpha/include/uapi/asm/console.h b/arch/alpha/include/uapi/asm/console.h
index fd08a191f360..5fcb65300b56 100644
--- a/arch/alpha/include/uapi/asm/console.h
+++ b/arch/alpha/include/uapi/asm/console.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__AXP_CONSOLE_H
#define _UAPI__AXP_CONSOLE_H
diff --git a/arch/alpha/include/uapi/asm/errno.h b/arch/alpha/include/uapi/asm/errno.h
index 17f92aa76b2f..3d265f6babaf 100644
--- a/arch/alpha/include/uapi/asm/errno.h
+++ b/arch/alpha/include/uapi/asm/errno.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ALPHA_ERRNO_H
#define _ALPHA_ERRNO_H
diff --git a/arch/alpha/include/uapi/asm/fcntl.h b/arch/alpha/include/uapi/asm/fcntl.h
index 09f49a6b87d1..50bdc8e8a271 100644
--- a/arch/alpha/include/uapi/asm/fcntl.h
+++ b/arch/alpha/include/uapi/asm/fcntl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ALPHA_FCNTL_H
#define _ALPHA_FCNTL_H
diff --git a/arch/alpha/include/uapi/asm/fpu.h b/arch/alpha/include/uapi/asm/fpu.h
index 21a053ca2233..cea9eafa056f 100644
--- a/arch/alpha/include/uapi/asm/fpu.h
+++ b/arch/alpha/include/uapi/asm/fpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__ASM_ALPHA_FPU_H
#define _UAPI__ASM_ALPHA_FPU_H
diff --git a/arch/alpha/include/uapi/asm/gentrap.h b/arch/alpha/include/uapi/asm/gentrap.h
index ae50cc3192c7..c02ccc5ecec0 100644
--- a/arch/alpha/include/uapi/asm/gentrap.h
+++ b/arch/alpha/include/uapi/asm/gentrap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASMAXP_GENTRAP_H
#define _ASMAXP_GENTRAP_H
diff --git a/arch/alpha/include/uapi/asm/ioctl.h b/arch/alpha/include/uapi/asm/ioctl.h
index fc63727f4178..a9d68a08ee84 100644
--- a/arch/alpha/include/uapi/asm/ioctl.h
+++ b/arch/alpha/include/uapi/asm/ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ALPHA_IOCTL_H
#define _ALPHA_IOCTL_H
diff --git a/arch/alpha/include/uapi/asm/ioctls.h b/arch/alpha/include/uapi/asm/ioctls.h
index 1cd7dc7d4870..3729d92d3fa8 100644
--- a/arch/alpha/include/uapi/asm/ioctls.h
+++ b/arch/alpha/include/uapi/asm/ioctls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_ALPHA_IOCTLS_H
#define _ASM_ALPHA_IOCTLS_H
diff --git a/arch/alpha/include/uapi/asm/ipcbuf.h b/arch/alpha/include/uapi/asm/ipcbuf.h
index 84c7e51cb6d0..90d6445a14df 100644
--- a/arch/alpha/include/uapi/asm/ipcbuf.h
+++ b/arch/alpha/include/uapi/asm/ipcbuf.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/ipcbuf.h>
diff --git a/arch/alpha/include/uapi/asm/kvm_para.h b/arch/alpha/include/uapi/asm/kvm_para.h
index 14fab8f0b957..baacc4996d18 100644
--- a/arch/alpha/include/uapi/asm/kvm_para.h
+++ b/arch/alpha/include/uapi/asm/kvm_para.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/kvm_para.h>
diff --git a/arch/alpha/include/uapi/asm/mman.h b/arch/alpha/include/uapi/asm/mman.h
index 3b26cc62dadb..6bf730063e3f 100644
--- a/arch/alpha/include/uapi/asm/mman.h
+++ b/arch/alpha/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ALPHA_MMAN_H__
#define __ALPHA_MMAN_H__
diff --git a/arch/alpha/include/uapi/asm/msgbuf.h b/arch/alpha/include/uapi/asm/msgbuf.h
index 98496501a2bb..8c5d4d8c1b16 100644
--- a/arch/alpha/include/uapi/asm/msgbuf.h
+++ b/arch/alpha/include/uapi/asm/msgbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ALPHA_MSGBUF_H
#define _ALPHA_MSGBUF_H
diff --git a/arch/alpha/include/uapi/asm/pal.h b/arch/alpha/include/uapi/asm/pal.h
index dfc8140b9088..7427e028db64 100644
--- a/arch/alpha/include/uapi/asm/pal.h
+++ b/arch/alpha/include/uapi/asm/pal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__ALPHA_PAL_H
#define _UAPI__ALPHA_PAL_H
diff --git a/arch/alpha/include/uapi/asm/param.h b/arch/alpha/include/uapi/asm/param.h
index dbcd9834af6d..49c7119934e2 100644
--- a/arch/alpha/include/uapi/asm/param.h
+++ b/arch/alpha/include/uapi/asm/param.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_ALPHA_PARAM_H
#define _UAPI_ASM_ALPHA_PARAM_H
diff --git a/arch/alpha/include/uapi/asm/poll.h b/arch/alpha/include/uapi/asm/poll.h
index c98509d3149e..b7132a305a47 100644
--- a/arch/alpha/include/uapi/asm/poll.h
+++ b/arch/alpha/include/uapi/asm/poll.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/poll.h>
diff --git a/arch/alpha/include/uapi/asm/posix_types.h b/arch/alpha/include/uapi/asm/posix_types.h
index 5a8a48320efe..04f1ea57505b 100644
--- a/arch/alpha/include/uapi/asm/posix_types.h
+++ b/arch/alpha/include/uapi/asm/posix_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ALPHA_POSIX_TYPES_H
#define _ALPHA_POSIX_TYPES_H
diff --git a/arch/alpha/include/uapi/asm/ptrace.h b/arch/alpha/include/uapi/asm/ptrace.h
index 5ce83fa9a05b..1dfd065e45b1 100644
--- a/arch/alpha/include/uapi/asm/ptrace.h
+++ b/arch/alpha/include/uapi/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASMAXP_PTRACE_H
#define _UAPI_ASMAXP_PTRACE_H
diff --git a/arch/alpha/include/uapi/asm/reg.h b/arch/alpha/include/uapi/asm/reg.h
index 86ff916fb069..2652f3a385f7 100644
--- a/arch/alpha/include/uapi/asm/reg.h
+++ b/arch/alpha/include/uapi/asm/reg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __reg_h__
#define __reg_h__
diff --git a/arch/alpha/include/uapi/asm/regdef.h b/arch/alpha/include/uapi/asm/regdef.h
index 142df9c4f8b8..cc99df0c60a5 100644
--- a/arch/alpha/include/uapi/asm/regdef.h
+++ b/arch/alpha/include/uapi/asm/regdef.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __alpha_regdef_h__
#define __alpha_regdef_h__
diff --git a/arch/alpha/include/uapi/asm/resource.h b/arch/alpha/include/uapi/asm/resource.h
index c10874ff5973..362423ffe10b 100644
--- a/arch/alpha/include/uapi/asm/resource.h
+++ b/arch/alpha/include/uapi/asm/resource.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ALPHA_RESOURCE_H
#define _ALPHA_RESOURCE_H
diff --git a/arch/alpha/include/uapi/asm/sembuf.h b/arch/alpha/include/uapi/asm/sembuf.h
index 7b38b1534784..f28ffa668b2f 100644
--- a/arch/alpha/include/uapi/asm/sembuf.h
+++ b/arch/alpha/include/uapi/asm/sembuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ALPHA_SEMBUF_H
#define _ALPHA_SEMBUF_H
diff --git a/arch/alpha/include/uapi/asm/setup.h b/arch/alpha/include/uapi/asm/setup.h
index b50014b30909..13b7ee465b0e 100644
--- a/arch/alpha/include/uapi/asm/setup.h
+++ b/arch/alpha/include/uapi/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ALPHA_SETUP_H
#define __ALPHA_SETUP_H
diff --git a/arch/alpha/include/uapi/asm/shmbuf.h b/arch/alpha/include/uapi/asm/shmbuf.h
index 37ee84f05085..7e041ca2eb40 100644
--- a/arch/alpha/include/uapi/asm/shmbuf.h
+++ b/arch/alpha/include/uapi/asm/shmbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ALPHA_SHMBUF_H
#define _ALPHA_SHMBUF_H
diff --git a/arch/alpha/include/uapi/asm/sigcontext.h b/arch/alpha/include/uapi/asm/sigcontext.h
index 323cdb026198..5428c42567e6 100644
--- a/arch/alpha/include/uapi/asm/sigcontext.h
+++ b/arch/alpha/include/uapi/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASMAXP_SIGCONTEXT_H
#define _ASMAXP_SIGCONTEXT_H
diff --git a/arch/alpha/include/uapi/asm/siginfo.h b/arch/alpha/include/uapi/asm/siginfo.h
index 70494d1d8f29..0cf3b527b274 100644
--- a/arch/alpha/include/uapi/asm/siginfo.h
+++ b/arch/alpha/include/uapi/asm/siginfo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ALPHA_SIGINFO_H
#define _ALPHA_SIGINFO_H
diff --git a/arch/alpha/include/uapi/asm/signal.h b/arch/alpha/include/uapi/asm/signal.h
index dd4ca4bcbb4a..74c750bf1c1a 100644
--- a/arch/alpha/include/uapi/asm/signal.h
+++ b/arch/alpha/include/uapi/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASMAXP_SIGNAL_H
#define _UAPI_ASMAXP_SIGNAL_H
diff --git a/arch/alpha/include/uapi/asm/socket.h b/arch/alpha/include/uapi/asm/socket.h
index c6133a045352..be14f16149d5 100644
--- a/arch/alpha/include/uapi/asm/socket.h
+++ b/arch/alpha/include/uapi/asm/socket.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_SOCKET_H
#define _UAPI_ASM_SOCKET_H
diff --git a/arch/alpha/include/uapi/asm/sockios.h b/arch/alpha/include/uapi/asm/sockios.h
index 7932c7ab4a4d..ba287e4b01bf 100644
--- a/arch/alpha/include/uapi/asm/sockios.h
+++ b/arch/alpha/include/uapi/asm/sockios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_ALPHA_SOCKIOS_H
#define _ASM_ALPHA_SOCKIOS_H
diff --git a/arch/alpha/include/uapi/asm/stat.h b/arch/alpha/include/uapi/asm/stat.h
index 07ad3e6b3f3e..3f454fbd307a 100644
--- a/arch/alpha/include/uapi/asm/stat.h
+++ b/arch/alpha/include/uapi/asm/stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ALPHA_STAT_H
#define _ALPHA_STAT_H
diff --git a/arch/alpha/include/uapi/asm/statfs.h b/arch/alpha/include/uapi/asm/statfs.h
index ccd2e186bfd8..95852a4f576d 100644
--- a/arch/alpha/include/uapi/asm/statfs.h
+++ b/arch/alpha/include/uapi/asm/statfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ALPHA_STATFS_H
#define _ALPHA_STATFS_H
diff --git a/arch/alpha/include/uapi/asm/swab.h b/arch/alpha/include/uapi/asm/swab.h
index 4d682b16c7c4..1cc70d2727f7 100644
--- a/arch/alpha/include/uapi/asm/swab.h
+++ b/arch/alpha/include/uapi/asm/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ALPHA_SWAB_H
#define _ALPHA_SWAB_H
diff --git a/arch/alpha/include/uapi/asm/sysinfo.h b/arch/alpha/include/uapi/asm/sysinfo.h
index 0b80e79d75e5..188ea76c7f2f 100644
--- a/arch/alpha/include/uapi/asm/sysinfo.h
+++ b/arch/alpha/include/uapi/asm/sysinfo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/asm-alpha/sysinfo.h
*/
diff --git a/arch/alpha/include/uapi/asm/termbits.h b/arch/alpha/include/uapi/asm/termbits.h
index 879dd3589921..05e0398a83a6 100644
--- a/arch/alpha/include/uapi/asm/termbits.h
+++ b/arch/alpha/include/uapi/asm/termbits.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ALPHA_TERMBITS_H
#define _ALPHA_TERMBITS_H
diff --git a/arch/alpha/include/uapi/asm/termios.h b/arch/alpha/include/uapi/asm/termios.h
index 580ed1e4854c..e1b981222a24 100644
--- a/arch/alpha/include/uapi/asm/termios.h
+++ b/arch/alpha/include/uapi/asm/termios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ALPHA_TERMIOS_H
#define _UAPI_ALPHA_TERMIOS_H
diff --git a/arch/alpha/include/uapi/asm/types.h b/arch/alpha/include/uapi/asm/types.h
index 8d1024d7be05..6c3d49938126 100644
--- a/arch/alpha/include/uapi/asm/types.h
+++ b/arch/alpha/include/uapi/asm/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ALPHA_TYPES_H
#define _UAPI_ALPHA_TYPES_H
diff --git a/arch/alpha/include/uapi/asm/unistd.h b/arch/alpha/include/uapi/asm/unistd.h
index 53de540e39a7..e153ca6e15d6 100644
--- a/arch/alpha/include/uapi/asm/unistd.h
+++ b/arch/alpha/include/uapi/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ALPHA_UNISTD_H
#define _UAPI_ALPHA_UNISTD_H
diff --git a/arch/alpha/kernel/Makefile b/arch/alpha/kernel/Makefile
index 8ce13d7a2ad3..bf7b41fa7b01 100644
--- a/arch/alpha/kernel/Makefile
+++ b/arch/alpha/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/alpha/kernel/asm-offsets.c b/arch/alpha/kernel/asm-offsets.c
index 6ff8886e7e22..2e125e5c1508 100644
--- a/arch/alpha/kernel/asm-offsets.c
+++ b/arch/alpha/kernel/asm-offsets.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Generate definitions needed by assembly language modules.
* This code generates raw asm output which is post-processed to extract
diff --git a/arch/alpha/kernel/binfmt_loader.c b/arch/alpha/kernel/binfmt_loader.c
index 9525660c93c0..a8d0d6e06526 100644
--- a/arch/alpha/kernel/binfmt_loader.c
+++ b/arch/alpha/kernel/binfmt_loader.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/fs.h>
#include <linux/file.h>
diff --git a/arch/alpha/kernel/console.c b/arch/alpha/kernel/console.c
index 6a61deed4a85..8e9a41966881 100644
--- a/arch/alpha/kernel/console.c
+++ b/arch/alpha/kernel/console.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/console.c
*
diff --git a/arch/alpha/kernel/core_apecs.c b/arch/alpha/kernel/core_apecs.c
index 708c831efa76..1bf3eef34c22 100644
--- a/arch/alpha/kernel/core_apecs.c
+++ b/arch/alpha/kernel/core_apecs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/core_apecs.c
*
diff --git a/arch/alpha/kernel/core_cia.c b/arch/alpha/kernel/core_cia.c
index c44339e176c1..4b38386f6e62 100644
--- a/arch/alpha/kernel/core_cia.c
+++ b/arch/alpha/kernel/core_cia.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/core_cia.c
*
diff --git a/arch/alpha/kernel/core_irongate.c b/arch/alpha/kernel/core_irongate.c
index 83d0a359a1b2..aec757250e07 100644
--- a/arch/alpha/kernel/core_irongate.c
+++ b/arch/alpha/kernel/core_irongate.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/core_irongate.c
*
diff --git a/arch/alpha/kernel/core_lca.c b/arch/alpha/kernel/core_lca.c
index cb2801cfd3df..81c0c43635b0 100644
--- a/arch/alpha/kernel/core_lca.c
+++ b/arch/alpha/kernel/core_lca.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/core_lca.c
*
diff --git a/arch/alpha/kernel/core_marvel.c b/arch/alpha/kernel/core_marvel.c
index b10c316475dd..bdebb8c206f1 100644
--- a/arch/alpha/kernel/core_marvel.c
+++ b/arch/alpha/kernel/core_marvel.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/core_marvel.c
*
diff --git a/arch/alpha/kernel/core_mcpcia.c b/arch/alpha/kernel/core_mcpcia.c
index da7bcc372f16..b1549db54260 100644
--- a/arch/alpha/kernel/core_mcpcia.c
+++ b/arch/alpha/kernel/core_mcpcia.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/core_mcpcia.c
*
diff --git a/arch/alpha/kernel/core_polaris.c b/arch/alpha/kernel/core_polaris.c
index c5a271d37abd..75d622d96ff2 100644
--- a/arch/alpha/kernel/core_polaris.c
+++ b/arch/alpha/kernel/core_polaris.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/core_polaris.c
*
diff --git a/arch/alpha/kernel/core_t2.c b/arch/alpha/kernel/core_t2.c
index 3ada4f7b085d..2c00b61ca379 100644
--- a/arch/alpha/kernel/core_t2.c
+++ b/arch/alpha/kernel/core_t2.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/core_t2.c
*
diff --git a/arch/alpha/kernel/core_titan.c b/arch/alpha/kernel/core_titan.c
index b532d925443d..132b06bdf903 100644
--- a/arch/alpha/kernel/core_titan.c
+++ b/arch/alpha/kernel/core_titan.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/core_titan.c
*
diff --git a/arch/alpha/kernel/core_tsunami.c b/arch/alpha/kernel/core_tsunami.c
index 61893d7bdda5..e7c956ea46b6 100644
--- a/arch/alpha/kernel/core_tsunami.c
+++ b/arch/alpha/kernel/core_tsunami.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/core_tsunami.c
*
diff --git a/arch/alpha/kernel/core_wildfire.c b/arch/alpha/kernel/core_wildfire.c
index 7e072443d7fd..cad36fc6ed7d 100644
--- a/arch/alpha/kernel/core_wildfire.c
+++ b/arch/alpha/kernel/core_wildfire.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/core_wildfire.c
*
diff --git a/arch/alpha/kernel/entry.S b/arch/alpha/kernel/entry.S
index 98703d99b565..d92abb01c249 100644
--- a/arch/alpha/kernel/entry.S
+++ b/arch/alpha/kernel/entry.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/kernel/entry.S
*
diff --git a/arch/alpha/kernel/err_common.c b/arch/alpha/kernel/err_common.c
index 13d53b1c9657..94e1b3dcf6d4 100644
--- a/arch/alpha/kernel/err_common.c
+++ b/arch/alpha/kernel/err_common.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/err_common.c
*
diff --git a/arch/alpha/kernel/err_ev6.c b/arch/alpha/kernel/err_ev6.c
index 51267ac5729b..8144f2045b5b 100644
--- a/arch/alpha/kernel/err_ev6.c
+++ b/arch/alpha/kernel/err_ev6.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/err_ev6.c
*
diff --git a/arch/alpha/kernel/err_ev7.c b/arch/alpha/kernel/err_ev7.c
index d738a67112d4..565de1acf1f5 100644
--- a/arch/alpha/kernel/err_ev7.c
+++ b/arch/alpha/kernel/err_ev7.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/err_ev7.c
*
diff --git a/arch/alpha/kernel/err_impl.h b/arch/alpha/kernel/err_impl.h
index ae529c416037..737b958a586d 100644
--- a/arch/alpha/kernel/err_impl.h
+++ b/arch/alpha/kernel/err_impl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/alpha/kernel/err_impl.h
*
diff --git a/arch/alpha/kernel/err_marvel.c b/arch/alpha/kernel/err_marvel.c
index ae54ad91e18f..c0c0ccefc467 100644
--- a/arch/alpha/kernel/err_marvel.c
+++ b/arch/alpha/kernel/err_marvel.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/err_marvel.c
*
diff --git a/arch/alpha/kernel/err_titan.c b/arch/alpha/kernel/err_titan.c
index 14b26c466c89..0ffb2feea42a 100644
--- a/arch/alpha/kernel/err_titan.c
+++ b/arch/alpha/kernel/err_titan.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/err_titan.c
*
diff --git a/arch/alpha/kernel/es1888.c b/arch/alpha/kernel/es1888.c
index d584c85fea7a..297476bb08fb 100644
--- a/arch/alpha/kernel/es1888.c
+++ b/arch/alpha/kernel/es1888.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/es1888.c
*
diff --git a/arch/alpha/kernel/gct.c b/arch/alpha/kernel/gct.c
index c0c7155448e0..8ac0088dca54 100644
--- a/arch/alpha/kernel/gct.c
+++ b/arch/alpha/kernel/gct.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/gct.c
*/
diff --git a/arch/alpha/kernel/head.S b/arch/alpha/kernel/head.S
index c352499ab9f8..bb48a8ae4e79 100644
--- a/arch/alpha/kernel/head.S
+++ b/arch/alpha/kernel/head.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/kernel/head.S
*
diff --git a/arch/alpha/kernel/io.c b/arch/alpha/kernel/io.c
index 19c5875ab398..3e3d49c254c5 100644
--- a/arch/alpha/kernel/io.c
+++ b/arch/alpha/kernel/io.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Alpha IO and memory functions.
*/
diff --git a/arch/alpha/kernel/irq.c b/arch/alpha/kernel/irq.c
index 2f26ae74b61a..f6d2946edbd2 100644
--- a/arch/alpha/kernel/irq.c
+++ b/arch/alpha/kernel/irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/irq.c
*
diff --git a/arch/alpha/kernel/irq_alpha.c b/arch/alpha/kernel/irq_alpha.c
index 1c8625cb0e25..da3e10d5f7fe 100644
--- a/arch/alpha/kernel/irq_alpha.c
+++ b/arch/alpha/kernel/irq_alpha.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Alpha specific irq code.
*/
diff --git a/arch/alpha/kernel/irq_i8259.c b/arch/alpha/kernel/irq_i8259.c
index e1861c77dabc..5d54c076a8ae 100644
--- a/arch/alpha/kernel/irq_i8259.c
+++ b/arch/alpha/kernel/irq_i8259.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/irq_i8259.c
*
diff --git a/arch/alpha/kernel/irq_impl.h b/arch/alpha/kernel/irq_impl.h
index d507a234b05d..16f2b0276f3a 100644
--- a/arch/alpha/kernel/irq_impl.h
+++ b/arch/alpha/kernel/irq_impl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/alpha/kernel/irq_impl.h
*
diff --git a/arch/alpha/kernel/irq_pyxis.c b/arch/alpha/kernel/irq_pyxis.c
index 13c97a5b31e8..a968b10e687d 100644
--- a/arch/alpha/kernel/irq_pyxis.c
+++ b/arch/alpha/kernel/irq_pyxis.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/irq_pyxis.c
*
diff --git a/arch/alpha/kernel/irq_srm.c b/arch/alpha/kernel/irq_srm.c
index a79fa30e7552..bfacd6a06194 100644
--- a/arch/alpha/kernel/irq_srm.c
+++ b/arch/alpha/kernel/irq_srm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Handle interrupts from the SRM, assuming no additional weirdness.
*/
diff --git a/arch/alpha/kernel/machvec_impl.h b/arch/alpha/kernel/machvec_impl.h
index b7d69604b6d2..38f045ec5cd2 100644
--- a/arch/alpha/kernel/machvec_impl.h
+++ b/arch/alpha/kernel/machvec_impl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/alpha/kernel/machvec_impl.h
*
diff --git a/arch/alpha/kernel/osf_sys.c b/arch/alpha/kernel/osf_sys.c
index df0d0a5e9353..ce3a675c0c4b 100644
--- a/arch/alpha/kernel/osf_sys.c
+++ b/arch/alpha/kernel/osf_sys.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/osf_sys.c
*
diff --git a/arch/alpha/kernel/pc873xx.c b/arch/alpha/kernel/pc873xx.c
index 27dcbff85613..63aee5d86e02 100644
--- a/arch/alpha/kernel/pc873xx.c
+++ b/arch/alpha/kernel/pc873xx.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ioport.h>
#include <asm/io.h>
diff --git a/arch/alpha/kernel/pc873xx.h b/arch/alpha/kernel/pc873xx.h
index 25e16956fe3e..043533027573 100644
--- a/arch/alpha/kernel/pc873xx.h
+++ b/arch/alpha/kernel/pc873xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PC873xx_H_
#define _PC873xx_H_
diff --git a/arch/alpha/kernel/pci-noop.c b/arch/alpha/kernel/pci-noop.c
index 676bab6e3123..b995987b1557 100644
--- a/arch/alpha/kernel/pci-noop.c
+++ b/arch/alpha/kernel/pci-noop.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/pci-noop.c
*
diff --git a/arch/alpha/kernel/pci-sysfs.c b/arch/alpha/kernel/pci-sysfs.c
index cbecd527c696..f94c732fedeb 100644
--- a/arch/alpha/kernel/pci-sysfs.c
+++ b/arch/alpha/kernel/pci-sysfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/alpha/kernel/pci-sysfs.c
*
diff --git a/arch/alpha/kernel/pci.c b/arch/alpha/kernel/pci.c
index 564114eb85e1..08235bb1f035 100644
--- a/arch/alpha/kernel/pci.c
+++ b/arch/alpha/kernel/pci.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/pci.c
*
diff --git a/arch/alpha/kernel/pci_impl.h b/arch/alpha/kernel/pci_impl.h
index 2b0ac429f5eb..26231601630e 100644
--- a/arch/alpha/kernel/pci_impl.h
+++ b/arch/alpha/kernel/pci_impl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/alpha/kernel/pci_impl.h
*
diff --git a/arch/alpha/kernel/pci_iommu.c b/arch/alpha/kernel/pci_iommu.c
index 7fd2329038a3..83b34b9188ea 100644
--- a/arch/alpha/kernel/pci_iommu.c
+++ b/arch/alpha/kernel/pci_iommu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/pci_iommu.c
*/
diff --git a/arch/alpha/kernel/perf_event.c b/arch/alpha/kernel/perf_event.c
index 5c218aa3f3df..a1f6bc7f1e4c 100644
--- a/arch/alpha/kernel/perf_event.c
+++ b/arch/alpha/kernel/perf_event.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Hardware performance events for the Alpha.
*
diff --git a/arch/alpha/kernel/process.c b/arch/alpha/kernel/process.c
index 0b9635040721..74bfb1f2d68e 100644
--- a/arch/alpha/kernel/process.c
+++ b/arch/alpha/kernel/process.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/process.c
*
diff --git a/arch/alpha/kernel/proto.h b/arch/alpha/kernel/proto.h
index da2d6ec9c370..f1fce942fddc 100644
--- a/arch/alpha/kernel/proto.h
+++ b/arch/alpha/kernel/proto.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/interrupt.h>
#include <linux/io.h>
diff --git a/arch/alpha/kernel/ptrace.c b/arch/alpha/kernel/ptrace.c
index 285a82d491ef..cb8d599e72d6 100644
--- a/arch/alpha/kernel/ptrace.c
+++ b/arch/alpha/kernel/ptrace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* ptrace.c */
/* By Ross Biro 1/23/92 */
/* edited by Linus Torvalds */
diff --git a/arch/alpha/kernel/rtc.c b/arch/alpha/kernel/rtc.c
index ceed68c7500b..b3da0dcda47d 100644
--- a/arch/alpha/kernel/rtc.c
+++ b/arch/alpha/kernel/rtc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/rtc.c
*
diff --git a/arch/alpha/kernel/setup.c b/arch/alpha/kernel/setup.c
index 249229ab4942..5576f7646fb6 100644
--- a/arch/alpha/kernel/setup.c
+++ b/arch/alpha/kernel/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/setup.c
*
diff --git a/arch/alpha/kernel/signal.c b/arch/alpha/kernel/signal.c
index 8129dd92cadc..9ebb3bcbc626 100644
--- a/arch/alpha/kernel/signal.c
+++ b/arch/alpha/kernel/signal.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/signal.c
*
diff --git a/arch/alpha/kernel/smc37c93x.c b/arch/alpha/kernel/smc37c93x.c
index 6886b834f487..733f08966fd2 100644
--- a/arch/alpha/kernel/smc37c93x.c
+++ b/arch/alpha/kernel/smc37c93x.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* SMC 37C93X initialization code
*/
diff --git a/arch/alpha/kernel/smp.c b/arch/alpha/kernel/smp.c
index f6726a746427..d0dccae53ba9 100644
--- a/arch/alpha/kernel/smp.c
+++ b/arch/alpha/kernel/smp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/smp.c
*
diff --git a/arch/alpha/kernel/srmcons.c b/arch/alpha/kernel/srmcons.c
index e9c45b65a905..5da0aec8ce90 100644
--- a/arch/alpha/kernel/srmcons.c
+++ b/arch/alpha/kernel/srmcons.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/srmcons.c
*
diff --git a/arch/alpha/kernel/sys_alcor.c b/arch/alpha/kernel/sys_alcor.c
index 118dc6af1805..e56efd5b855f 100644
--- a/arch/alpha/kernel/sys_alcor.c
+++ b/arch/alpha/kernel/sys_alcor.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/sys_alcor.c
*
@@ -181,10 +182,10 @@ alcor_init_irq(void)
* comes in on. This makes interrupt processing much easier.
*/
-static int __init
+static int
alcor_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
- static char irq_tab[7][5] __initdata = {
+ static char irq_tab[7][5] = {
/*INT INTA INTB INTC INTD */
/* note: IDSEL 17 is XLT only */
{16+13, 16+13, 16+13, 16+13, 16+13}, /* IdSel 17, TULIP */
diff --git a/arch/alpha/kernel/sys_cabriolet.c b/arch/alpha/kernel/sys_cabriolet.c
index 4c50f8f40cbb..10bc46a4ec40 100644
--- a/arch/alpha/kernel/sys_cabriolet.c
+++ b/arch/alpha/kernel/sys_cabriolet.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/sys_cabriolet.c
*
@@ -173,10 +174,10 @@ pc164_init_irq(void)
* because it is the Saturn IO (SIO) PCI/ISA Bridge Chip.
*/
-static inline int __init
+static inline int
eb66p_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
- static char irq_tab[5][5] __initdata = {
+ static char irq_tab[5][5] = {
/*INT INTA INTB INTC INTD */
{16+0, 16+0, 16+5, 16+9, 16+13}, /* IdSel 6, slot 0, J25 */
{16+1, 16+1, 16+6, 16+10, 16+14}, /* IdSel 7, slot 1, J26 */
@@ -203,10 +204,10 @@ eb66p_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
* because it is the Saturn IO (SIO) PCI/ISA Bridge Chip.
*/
-static inline int __init
+static inline int
cabriolet_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
- static char irq_tab[5][5] __initdata = {
+ static char irq_tab[5][5] = {
/*INT INTA INTB INTC INTD */
{ 16+2, 16+2, 16+7, 16+11, 16+15}, /* IdSel 5, slot 2, J21 */
{ 16+0, 16+0, 16+5, 16+9, 16+13}, /* IdSel 6, slot 0, J19 */
@@ -287,10 +288,10 @@ cia_cab_init_pci(void)
*
*/
-static inline int __init
+static inline int
alphapc164_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
- static char irq_tab[7][5] __initdata = {
+ static char irq_tab[7][5] = {
/*INT INTA INTB INTC INTD */
{ 16+2, 16+2, 16+9, 16+13, 16+17}, /* IdSel 5, slot 2, J20 */
{ 16+0, 16+0, 16+7, 16+11, 16+15}, /* IdSel 6, slot 0, J29 */
diff --git a/arch/alpha/kernel/sys_dp264.c b/arch/alpha/kernel/sys_dp264.c
index 6c35159bc00e..d33508621820 100644
--- a/arch/alpha/kernel/sys_dp264.c
+++ b/arch/alpha/kernel/sys_dp264.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/sys_dp264.c
*
@@ -356,7 +357,7 @@ clipper_init_irq(void)
* 10 64 bit PCI option slot 3 (not bus 0)
*/
-static int __init
+static int
isa_irq_fixup(const struct pci_dev *dev, int irq)
{
u8 irq8;
@@ -372,10 +373,10 @@ isa_irq_fixup(const struct pci_dev *dev, int irq)
return irq8 & 0xf;
}
-static int __init
+static int
dp264_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
- static char irq_tab[6][5] __initdata = {
+ static char irq_tab[6][5] = {
/*INT INTA INTB INTC INTD */
{ -1, -1, -1, -1, -1}, /* IdSel 5 ISA Bridge */
{ 16+ 3, 16+ 3, 16+ 2, 16+ 2, 16+ 2}, /* IdSel 6 SCSI builtin*/
@@ -394,10 +395,10 @@ dp264_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
return isa_irq_fixup(dev, irq);
}
-static int __init
+static int
monet_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
- static char irq_tab[13][5] __initdata = {
+ static char irq_tab[13][5] = {
/*INT INTA INTB INTC INTD */
{ 45, 45, 45, 45, 45}, /* IdSel 3 21143 PCI1 */
{ -1, -1, -1, -1, -1}, /* IdSel 4 unused */
@@ -423,7 +424,7 @@ monet_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
return isa_irq_fixup(dev, COMMON_TABLE_LOOKUP);
}
-static u8 __init
+static u8
monet_swizzle(struct pci_dev *dev, u8 *pinp)
{
struct pci_controller *hose = dev->sysdata;
@@ -456,10 +457,10 @@ monet_swizzle(struct pci_dev *dev, u8 *pinp)
return slot;
}
-static int __init
+static int
webbrick_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
- static char irq_tab[13][5] __initdata = {
+ static char irq_tab[13][5] = {
/*INT INTA INTB INTC INTD */
{ -1, -1, -1, -1, -1}, /* IdSel 7 ISA Bridge */
{ -1, -1, -1, -1, -1}, /* IdSel 8 unused */
@@ -478,10 +479,10 @@ webbrick_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
return isa_irq_fixup(dev, COMMON_TABLE_LOOKUP);
}
-static int __init
+static int
clipper_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
- static char irq_tab[7][5] __initdata = {
+ static char irq_tab[7][5] = {
/*INT INTA INTB INTC INTD */
{ 16+ 8, 16+ 8, 16+ 9, 16+10, 16+11}, /* IdSel 1 slot 1 */
{ 16+12, 16+12, 16+13, 16+14, 16+15}, /* IdSel 2 slot 2 */
diff --git a/arch/alpha/kernel/sys_eb64p.c b/arch/alpha/kernel/sys_eb64p.c
index ad40a425e841..5251937ec1b4 100644
--- a/arch/alpha/kernel/sys_eb64p.c
+++ b/arch/alpha/kernel/sys_eb64p.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/sys_eb64p.c
*
@@ -167,10 +168,10 @@ eb64p_init_irq(void)
* comes in on. This makes interrupt processing much easier.
*/
-static int __init
+static int
eb64p_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
- static char irq_tab[5][5] __initdata = {
+ static char irq_tab[5][5] = {
/*INT INTA INTB INTC INTD */
{16+7, 16+7, 16+7, 16+7, 16+7}, /* IdSel 5, slot ?, ?? */
{16+0, 16+0, 16+2, 16+4, 16+9}, /* IdSel 6, slot ?, ?? */
diff --git a/arch/alpha/kernel/sys_eiger.c b/arch/alpha/kernel/sys_eiger.c
index 15f42083bdb3..016f79251141 100644
--- a/arch/alpha/kernel/sys_eiger.c
+++ b/arch/alpha/kernel/sys_eiger.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/sys_eiger.c
*
@@ -141,7 +142,7 @@ eiger_init_irq(void)
}
}
-static int __init
+static int
eiger_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
u8 irq_orig;
@@ -158,7 +159,7 @@ eiger_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
return irq_orig - 0x80;
}
-static u8 __init
+static u8
eiger_swizzle(struct pci_dev *dev, u8 *pinp)
{
struct pci_controller *hose = dev->sysdata;
diff --git a/arch/alpha/kernel/sys_jensen.c b/arch/alpha/kernel/sys_jensen.c
index 608f2a7fa0a3..d0d44f543d77 100644
--- a/arch/alpha/kernel/sys_jensen.c
+++ b/arch/alpha/kernel/sys_jensen.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/sys_jensen.c
*
diff --git a/arch/alpha/kernel/sys_marvel.c b/arch/alpha/kernel/sys_marvel.c
index 3e533920371f..8d34cf6e002a 100644
--- a/arch/alpha/kernel/sys_marvel.c
+++ b/arch/alpha/kernel/sys_marvel.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/sys_marvel.c
*
diff --git a/arch/alpha/kernel/sys_miata.c b/arch/alpha/kernel/sys_miata.c
index d5b9776a608d..6fa07dc5339d 100644
--- a/arch/alpha/kernel/sys_miata.c
+++ b/arch/alpha/kernel/sys_miata.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/sys_miata.c
*
@@ -149,10 +150,10 @@ miata_init_irq(void)
* comes in on. This makes interrupt processing much easier.
*/
-static int __init
+static int
miata_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
- static char irq_tab[18][5] __initdata = {
+ static char irq_tab[18][5] = {
/*INT INTA INTB INTC INTD */
{16+ 8, 16+ 8, 16+ 8, 16+ 8, 16+ 8}, /* IdSel 14, DC21142 */
{ -1, -1, -1, -1, -1}, /* IdSel 15, EIDE */
@@ -196,7 +197,7 @@ miata_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
return COMMON_TABLE_LOOKUP;
}
-static u8 __init
+static u8
miata_swizzle(struct pci_dev *dev, u8 *pinp)
{
int slot, pin = *pinp;
diff --git a/arch/alpha/kernel/sys_mikasa.c b/arch/alpha/kernel/sys_mikasa.c
index 5e82dc1ad6f2..3af4f94113e1 100644
--- a/arch/alpha/kernel/sys_mikasa.c
+++ b/arch/alpha/kernel/sys_mikasa.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/sys_mikasa.c
*
@@ -145,10 +146,10 @@ mikasa_init_irq(void)
* comes in on. This makes interrupt processing much easier.
*/
-static int __init
+static int
mikasa_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
- static char irq_tab[8][5] __initdata = {
+ static char irq_tab[8][5] = {
/*INT INTA INTB INTC INTD */
{16+12, 16+12, 16+12, 16+12, 16+12}, /* IdSel 17, SCSI */
{ -1, -1, -1, -1, -1}, /* IdSel 18, PCEB */
diff --git a/arch/alpha/kernel/sys_nautilus.c b/arch/alpha/kernel/sys_nautilus.c
index 8ae04a121186..239dc0e601d5 100644
--- a/arch/alpha/kernel/sys_nautilus.c
+++ b/arch/alpha/kernel/sys_nautilus.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/sys_nautilus.c
*
@@ -62,7 +63,7 @@ nautilus_init_irq(void)
common_init_isa_dma();
}
-static int __init
+static int
nautilus_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
/* Preserve the IRQ set up by the console. */
diff --git a/arch/alpha/kernel/sys_noritake.c b/arch/alpha/kernel/sys_noritake.c
index 063e594fd969..b106f327f765 100644
--- a/arch/alpha/kernel/sys_noritake.c
+++ b/arch/alpha/kernel/sys_noritake.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/sys_noritake.c
*
@@ -193,10 +194,10 @@ noritake_init_irq(void)
* comes in on. This makes interrupt processing much easier.
*/
-static int __init
+static int
noritake_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
- static char irq_tab[15][5] __initdata = {
+ static char irq_tab[15][5] = {
/*INT INTA INTB INTC INTD */
/* note: IDSELs 16, 17, and 25 are CORELLE only */
{ 16+1, 16+1, 16+1, 16+1, 16+1}, /* IdSel 16, QLOGIC */
@@ -221,7 +222,7 @@ noritake_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
return COMMON_TABLE_LOOKUP;
}
-static u8 __init
+static u8
noritake_swizzle(struct pci_dev *dev, u8 *pinp)
{
int slot, pin = *pinp;
diff --git a/arch/alpha/kernel/sys_rawhide.c b/arch/alpha/kernel/sys_rawhide.c
index dfd510ae5d8c..b76f65d0e8b5 100644
--- a/arch/alpha/kernel/sys_rawhide.c
+++ b/arch/alpha/kernel/sys_rawhide.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/sys_rawhide.c
*
@@ -221,10 +222,10 @@ rawhide_init_irq(void)
*
*/
-static int __init
+static int
rawhide_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
- static char irq_tab[5][5] __initdata = {
+ static char irq_tab[5][5] = {
/*INT INTA INTB INTC INTD */
{ 16+16, 16+16, 16+16, 16+16, 16+16}, /* IdSel 1 SCSI PCI 1 */
{ 16+ 0, 16+ 0, 16+ 1, 16+ 2, 16+ 3}, /* IdSel 2 slot 2 */
diff --git a/arch/alpha/kernel/sys_ruffian.c b/arch/alpha/kernel/sys_ruffian.c
index a3f485257170..07830cccabf9 100644
--- a/arch/alpha/kernel/sys_ruffian.c
+++ b/arch/alpha/kernel/sys_ruffian.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/sys_ruffian.c
*
@@ -117,10 +118,10 @@ ruffian_kill_arch (int mode)
*
*/
-static int __init
+static int
ruffian_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
- static char irq_tab[11][5] __initdata = {
+ static char irq_tab[11][5] = {
/*INT INTA INTB INTC INTD */
{-1, -1, -1, -1, -1}, /* IdSel 13, 21052 */
{-1, -1, -1, -1, -1}, /* IdSel 14, SIO */
@@ -139,7 +140,7 @@ ruffian_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
return COMMON_TABLE_LOOKUP;
}
-static u8 __init
+static u8
ruffian_swizzle(struct pci_dev *dev, u8 *pinp)
{
int slot, pin = *pinp;
diff --git a/arch/alpha/kernel/sys_rx164.c b/arch/alpha/kernel/sys_rx164.c
index 08ee737d4fba..a3db719d3c38 100644
--- a/arch/alpha/kernel/sys_rx164.c
+++ b/arch/alpha/kernel/sys_rx164.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/sys_rx164.c
*
@@ -142,7 +143,7 @@ rx164_init_irq(void)
*
*/
-static int __init
+static int
rx164_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
#if 0
@@ -156,7 +157,7 @@ rx164_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{ 16+1, 16+1, 16+6, 16+11, 16+16}, /* IdSel 10, slot 4 */
};
#else
- static char irq_tab[6][5] __initdata = {
+ static char irq_tab[6][5] = {
/*INT INTA INTB INTC INTD */
{ 16+0, 16+0, 16+6, 16+11, 16+16}, /* IdSel 5, slot 0 */
{ 16+1, 16+1, 16+7, 16+12, 16+17}, /* IdSel 6, slot 1 */
diff --git a/arch/alpha/kernel/sys_sable.c b/arch/alpha/kernel/sys_sable.c
index 8a0aa6d67b53..3cf0d32da5d8 100644
--- a/arch/alpha/kernel/sys_sable.c
+++ b/arch/alpha/kernel/sys_sable.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/sys_sable.c
*
@@ -192,10 +193,10 @@ sable_init_irq(void)
* with the values in the irq swizzling tables above.
*/
-static int __init
+static int
sable_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
- static char irq_tab[9][5] __initdata = {
+ static char irq_tab[9][5] = {
/*INT INTA INTB INTC INTD */
{ 32+0, 32+0, 32+0, 32+0, 32+0}, /* IdSel 0, TULIP */
{ 32+1, 32+1, 32+1, 32+1, 32+1}, /* IdSel 1, SCSI */
@@ -374,10 +375,10 @@ lynx_init_irq(void)
* with the values in the irq swizzling tables above.
*/
-static int __init
+static int
lynx_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
- static char irq_tab[19][5] __initdata = {
+ static char irq_tab[19][5] = {
/*INT INTA INTB INTC INTD */
{ -1, -1, -1, -1, -1}, /* IdSel 13, PCEB */
{ -1, -1, -1, -1, -1}, /* IdSel 14, PPB */
@@ -404,7 +405,7 @@ lynx_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
return COMMON_TABLE_LOOKUP;
}
-static u8 __init
+static u8
lynx_swizzle(struct pci_dev *dev, u8 *pinp)
{
int slot, pin = *pinp;
diff --git a/arch/alpha/kernel/sys_sio.c b/arch/alpha/kernel/sys_sio.c
index febd24eba7a6..37bd6d9b8eb9 100644
--- a/arch/alpha/kernel/sys_sio.c
+++ b/arch/alpha/kernel/sys_sio.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/sys_sio.c
*
@@ -144,7 +145,7 @@ sio_fixup_irq_levels(unsigned int level_bits)
outb((level_bits >> 8) & 0xff, 0x4d1);
}
-static inline int __init
+static inline int
noname_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
/*
@@ -165,7 +166,7 @@ noname_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
* that they use the default INTA line, if they are interrupt
* driven at all).
*/
- static char irq_tab[][5] __initdata = {
+ static char irq_tab[][5] = {
/*INT A B C D */
{ 3, 3, 3, 3, 3}, /* idsel 6 (53c810) */
{-1, -1, -1, -1, -1}, /* idsel 7 (SIO: PCI/ISA bridge) */
@@ -183,10 +184,10 @@ noname_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
return irq >= 0 ? tmp : -1;
}
-static inline int __init
+static inline int
p2k_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
- static char irq_tab[][5] __initdata = {
+ static char irq_tab[][5] = {
/*INT A B C D */
{ 0, 0, -1, -1, -1}, /* idsel 6 (53c810) */
{-1, -1, -1, -1, -1}, /* idsel 7 (SIO: PCI/ISA bridge) */
diff --git a/arch/alpha/kernel/sys_sx164.c b/arch/alpha/kernel/sys_sx164.c
index d063b360efed..1ec638a2746a 100644
--- a/arch/alpha/kernel/sys_sx164.c
+++ b/arch/alpha/kernel/sys_sx164.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/sys_sx164.c
*
@@ -94,10 +95,10 @@ sx164_init_irq(void)
* 9 32 bit PCI option slot 3
*/
-static int __init
+static int
sx164_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
- static char irq_tab[5][5] __initdata = {
+ static char irq_tab[5][5] = {
/*INT INTA INTB INTC INTD */
{ 16+ 9, 16+ 9, 16+13, 16+17, 16+21}, /* IdSel 5 slot 2 J17 */
{ 16+11, 16+11, 16+15, 16+19, 16+23}, /* IdSel 6 slot 0 J19 */
diff --git a/arch/alpha/kernel/sys_takara.c b/arch/alpha/kernel/sys_takara.c
index dd0f1eae3c68..e230c6864088 100644
--- a/arch/alpha/kernel/sys_takara.c
+++ b/arch/alpha/kernel/sys_takara.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/sys_takara.c
*
@@ -155,10 +156,10 @@ takara_init_irq(void)
* assign it whatever the hell IRQ we like and it doesn't matter.
*/
-static int __init
+static int
takara_map_irq_srm(const struct pci_dev *dev, u8 slot, u8 pin)
{
- static char irq_tab[15][5] __initdata = {
+ static char irq_tab[15][5] = {
{ 16+3, 16+3, 16+3, 16+3, 16+3}, /* slot 6 == device 3 */
{ 16+2, 16+2, 16+2, 16+2, 16+2}, /* slot 7 == device 2 */
{ 16+1, 16+1, 16+1, 16+1, 16+1}, /* slot 8 == device 1 */
@@ -210,7 +211,7 @@ takara_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
return COMMON_TABLE_LOOKUP;
}
-static u8 __init
+static u8
takara_swizzle(struct pci_dev *dev, u8 *pinp)
{
int slot = PCI_SLOT(dev->devfn);
diff --git a/arch/alpha/kernel/sys_titan.c b/arch/alpha/kernel/sys_titan.c
index a53cf03f49d5..c8390d8de140 100644
--- a/arch/alpha/kernel/sys_titan.c
+++ b/arch/alpha/kernel/sys_titan.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/sys_titan.c
*
diff --git a/arch/alpha/kernel/sys_wildfire.c b/arch/alpha/kernel/sys_wildfire.c
index ee1874887776..8e64052811ab 100644
--- a/arch/alpha/kernel/sys_wildfire.c
+++ b/arch/alpha/kernel/sys_wildfire.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/sys_wildfire.c
*
@@ -288,10 +289,10 @@ wildfire_device_interrupt(unsigned long vector)
* 7 64 bit PCI 1 option slot 7
*/
-static int __init
+static int
wildfire_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
- static char irq_tab[8][5] __initdata = {
+ static char irq_tab[8][5] = {
/*INT INTA INTB INTC INTD */
{ -1, -1, -1, -1, -1}, /* IdSel 0 ISA Bridge */
{ 36, 36, 36+1, 36+2, 36+3}, /* IdSel 1 SCSI builtin */
diff --git a/arch/alpha/kernel/systbls.S b/arch/alpha/kernel/systbls.S
index 5b4514abb234..1374e591511f 100644
--- a/arch/alpha/kernel/systbls.S
+++ b/arch/alpha/kernel/systbls.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/kernel/systbls.S
*
diff --git a/arch/alpha/kernel/time.c b/arch/alpha/kernel/time.c
index 3bfe058d75d9..0069360697ee 100644
--- a/arch/alpha/kernel/time.c
+++ b/arch/alpha/kernel/time.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/kernel/time.c
*
diff --git a/arch/alpha/kernel/traps.c b/arch/alpha/kernel/traps.c
index 49d3b1e63ce5..4bd99a7b1c41 100644
--- a/arch/alpha/kernel/traps.c
+++ b/arch/alpha/kernel/traps.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/alpha/kernel/traps.c
*
diff --git a/arch/alpha/kernel/vmlinux.lds.S b/arch/alpha/kernel/vmlinux.lds.S
index cebecfb76fbf..c4b5ceceab52 100644
--- a/arch/alpha/kernel/vmlinux.lds.S
+++ b/arch/alpha/kernel/vmlinux.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm-generic/vmlinux.lds.h>
#include <asm/thread_info.h>
#include <asm/cache.h>
diff --git a/arch/alpha/lib/Makefile b/arch/alpha/lib/Makefile
index a80815960364..04f9729de57c 100644
--- a/arch/alpha/lib/Makefile
+++ b/arch/alpha/lib/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for alpha-specific library files..
#
diff --git a/arch/alpha/lib/callback_srm.S b/arch/alpha/lib/callback_srm.S
index 6093addc931a..b13c4a231f1b 100644
--- a/arch/alpha/lib/callback_srm.S
+++ b/arch/alpha/lib/callback_srm.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/callback_srm.S
*/
diff --git a/arch/alpha/lib/checksum.c b/arch/alpha/lib/checksum.c
index b57f8007db14..3f35c3ed6948 100644
--- a/arch/alpha/lib/checksum.c
+++ b/arch/alpha/lib/checksum.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/alpha/lib/checksum.c
*
diff --git a/arch/alpha/lib/clear_page.S b/arch/alpha/lib/clear_page.S
index 263d7393c0e7..ce02de7b0493 100644
--- a/arch/alpha/lib/clear_page.S
+++ b/arch/alpha/lib/clear_page.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/clear_page.S
*
diff --git a/arch/alpha/lib/clear_user.S b/arch/alpha/lib/clear_user.S
index 006f469fef73..db6c6ca45896 100644
--- a/arch/alpha/lib/clear_user.S
+++ b/arch/alpha/lib/clear_user.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/clear_user.S
* Contributed by Richard Henderson <rth@tamu.edu>
diff --git a/arch/alpha/lib/copy_page.S b/arch/alpha/lib/copy_page.S
index 2ee0bd0508c5..5439a30c77d0 100644
--- a/arch/alpha/lib/copy_page.S
+++ b/arch/alpha/lib/copy_page.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/copy_page.S
*
diff --git a/arch/alpha/lib/copy_user.S b/arch/alpha/lib/copy_user.S
index c277a1a4383e..32ab0344b185 100644
--- a/arch/alpha/lib/copy_user.S
+++ b/arch/alpha/lib/copy_user.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/copy_user.S
*
diff --git a/arch/alpha/lib/csum_ipv6_magic.S b/arch/alpha/lib/csum_ipv6_magic.S
index e74b4544b0cc..c7b213ab01ab 100644
--- a/arch/alpha/lib/csum_ipv6_magic.S
+++ b/arch/alpha/lib/csum_ipv6_magic.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/csum_ipv6_magic.S
* Contributed by Richard Henderson <rth@tamu.edu>
diff --git a/arch/alpha/lib/csum_partial_copy.c b/arch/alpha/lib/csum_partial_copy.c
index ab42afba1720..ddb9c2f376fa 100644
--- a/arch/alpha/lib/csum_partial_copy.c
+++ b/arch/alpha/lib/csum_partial_copy.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* csum_partial_copy - do IP checksumming and copy
*
diff --git a/arch/alpha/lib/dbg_current.S b/arch/alpha/lib/dbg_current.S
index e6d071015f9b..be6612131277 100644
--- a/arch/alpha/lib/dbg_current.S
+++ b/arch/alpha/lib/dbg_current.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/dbg_current.S
* Contributed by Richard Henderson (rth@cygnus.com)
diff --git a/arch/alpha/lib/dbg_stackcheck.S b/arch/alpha/lib/dbg_stackcheck.S
index 78f6b924ad8f..b3b6fc94f7f3 100644
--- a/arch/alpha/lib/dbg_stackcheck.S
+++ b/arch/alpha/lib/dbg_stackcheck.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/dbg_stackcheck.S
* Contributed by Richard Henderson (rth@tamu.edu)
diff --git a/arch/alpha/lib/dbg_stackkill.S b/arch/alpha/lib/dbg_stackkill.S
index c1e40a1a43d5..6d9197e52a42 100644
--- a/arch/alpha/lib/dbg_stackkill.S
+++ b/arch/alpha/lib/dbg_stackkill.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/dbg_stackkill.S
* Contributed by Richard Henderson (rth@cygnus.com)
diff --git a/arch/alpha/lib/dec_and_lock.c b/arch/alpha/lib/dec_and_lock.c
index 4221b40167ee..a117707f57fe 100644
--- a/arch/alpha/lib/dec_and_lock.c
+++ b/arch/alpha/lib/dec_and_lock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/alpha/lib/dec_and_lock.c
*
diff --git a/arch/alpha/lib/divide.S b/arch/alpha/lib/divide.S
index 1e33bd127621..2b60eb45e50b 100644
--- a/arch/alpha/lib/divide.S
+++ b/arch/alpha/lib/divide.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/divide.S
*
diff --git a/arch/alpha/lib/ev6-clear_page.S b/arch/alpha/lib/ev6-clear_page.S
index abe99e69a194..325864c81586 100644
--- a/arch/alpha/lib/ev6-clear_page.S
+++ b/arch/alpha/lib/ev6-clear_page.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/ev6-clear_page.S
*
diff --git a/arch/alpha/lib/ev6-clear_user.S b/arch/alpha/lib/ev6-clear_user.S
index e179e4757ef8..7e644f83cdf2 100644
--- a/arch/alpha/lib/ev6-clear_user.S
+++ b/arch/alpha/lib/ev6-clear_user.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/ev6-clear_user.S
* 21264 version contributed by Rick Gorton <rick.gorton@alpha-processor.com>
diff --git a/arch/alpha/lib/ev6-copy_page.S b/arch/alpha/lib/ev6-copy_page.S
index 77935061bddb..fd7212c8dcf1 100644
--- a/arch/alpha/lib/ev6-copy_page.S
+++ b/arch/alpha/lib/ev6-copy_page.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/ev6-copy_page.S
*
diff --git a/arch/alpha/lib/ev6-copy_user.S b/arch/alpha/lib/ev6-copy_user.S
index 954ca03ebebe..f3e433754397 100644
--- a/arch/alpha/lib/ev6-copy_user.S
+++ b/arch/alpha/lib/ev6-copy_user.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/ev6-copy_user.S
*
diff --git a/arch/alpha/lib/ev6-csum_ipv6_magic.S b/arch/alpha/lib/ev6-csum_ipv6_magic.S
index de62627ac4fe..9a73f90700a1 100644
--- a/arch/alpha/lib/ev6-csum_ipv6_magic.S
+++ b/arch/alpha/lib/ev6-csum_ipv6_magic.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/ev6-csum_ipv6_magic.S
* 21264 version contributed by Rick Gorton <rick.gorton@alpha-processor.com>
diff --git a/arch/alpha/lib/ev6-divide.S b/arch/alpha/lib/ev6-divide.S
index d18dc0e96e3d..137ff1a07356 100644
--- a/arch/alpha/lib/ev6-divide.S
+++ b/arch/alpha/lib/ev6-divide.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/ev6-divide.S
*
diff --git a/arch/alpha/lib/ev6-memchr.S b/arch/alpha/lib/ev6-memchr.S
index 419adc53ccb4..56bf9e14eeee 100644
--- a/arch/alpha/lib/ev6-memchr.S
+++ b/arch/alpha/lib/ev6-memchr.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/ev6-memchr.S
*
diff --git a/arch/alpha/lib/ev6-memcpy.S b/arch/alpha/lib/ev6-memcpy.S
index b19798b2efc0..ffbd056b6eb2 100644
--- a/arch/alpha/lib/ev6-memcpy.S
+++ b/arch/alpha/lib/ev6-memcpy.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/ev6-memcpy.S
* 21264 version by Rick Gorton <rick.gorton@alpha-processor.com>
diff --git a/arch/alpha/lib/ev6-memset.S b/arch/alpha/lib/ev6-memset.S
index fed21c6893e8..316a99aa9efe 100644
--- a/arch/alpha/lib/ev6-memset.S
+++ b/arch/alpha/lib/ev6-memset.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/ev6-memset.S
*
diff --git a/arch/alpha/lib/ev6-stxcpy.S b/arch/alpha/lib/ev6-stxcpy.S
index 4643ff2ffc8d..65f5f7310d80 100644
--- a/arch/alpha/lib/ev6-stxcpy.S
+++ b/arch/alpha/lib/ev6-stxcpy.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/ev6-stxcpy.S
* 21264 version contributed by Rick Gorton <rick.gorton@alpha-processor.com>
diff --git a/arch/alpha/lib/ev6-stxncpy.S b/arch/alpha/lib/ev6-stxncpy.S
index 1aa6e97e04b5..76da205282ee 100644
--- a/arch/alpha/lib/ev6-stxncpy.S
+++ b/arch/alpha/lib/ev6-stxncpy.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/ev6-stxncpy.S
* 21264 version contributed by Rick Gorton <rick.gorton@api-networks.com>
diff --git a/arch/alpha/lib/ev67-strcat.S b/arch/alpha/lib/ev67-strcat.S
index b69f60419be1..ec3096a9e8d4 100644
--- a/arch/alpha/lib/ev67-strcat.S
+++ b/arch/alpha/lib/ev67-strcat.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/ev67-strcat.S
* 21264 version contributed by Rick Gorton <rick.gorton@alpha-processor.com>
diff --git a/arch/alpha/lib/ev67-strchr.S b/arch/alpha/lib/ev67-strchr.S
index ea8f2f35db9c..fbf89e0b6dc3 100644
--- a/arch/alpha/lib/ev67-strchr.S
+++ b/arch/alpha/lib/ev67-strchr.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/ev67-strchr.S
* 21264 version contributed by Rick Gorton <rick.gorton@alpha-processor.com>
diff --git a/arch/alpha/lib/ev67-strlen.S b/arch/alpha/lib/ev67-strlen.S
index 736fd41884a8..b73106ffbbc7 100644
--- a/arch/alpha/lib/ev67-strlen.S
+++ b/arch/alpha/lib/ev67-strlen.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/ev67-strlen.S
* 21264 version by Rick Gorton <rick.gorton@alpha-processor.com>
diff --git a/arch/alpha/lib/ev67-strncat.S b/arch/alpha/lib/ev67-strncat.S
index cd35cbade73a..ceb0ca528789 100644
--- a/arch/alpha/lib/ev67-strncat.S
+++ b/arch/alpha/lib/ev67-strncat.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/ev67-strncat.S
* 21264 version contributed by Rick Gorton <rick.gorton@api-networks.com>
diff --git a/arch/alpha/lib/ev67-strrchr.S b/arch/alpha/lib/ev67-strrchr.S
index 747455f0328c..7f80e398530f 100644
--- a/arch/alpha/lib/ev67-strrchr.S
+++ b/arch/alpha/lib/ev67-strrchr.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/ev67-strrchr.S
* 21264 version by Rick Gorton <rick.gorton@alpha-processor.com>
diff --git a/arch/alpha/lib/fls.c b/arch/alpha/lib/fls.c
index ddd048c0d825..02e156776645 100644
--- a/arch/alpha/lib/fls.c
+++ b/arch/alpha/lib/fls.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/alpha/lib/fls.c
*/
diff --git a/arch/alpha/lib/fpreg.c b/arch/alpha/lib/fpreg.c
index 4aa6dbfa14ee..34fea465645b 100644
--- a/arch/alpha/lib/fpreg.c
+++ b/arch/alpha/lib/fpreg.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/alpha/lib/fpreg.c
*
diff --git a/arch/alpha/lib/memcpy.c b/arch/alpha/lib/memcpy.c
index 57d9291ad172..cbac3dc6d963 100644
--- a/arch/alpha/lib/memcpy.c
+++ b/arch/alpha/lib/memcpy.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/lib/memcpy.c
*
diff --git a/arch/alpha/lib/memmove.S b/arch/alpha/lib/memmove.S
index 6872c85cb5e5..42d1922d0edf 100644
--- a/arch/alpha/lib/memmove.S
+++ b/arch/alpha/lib/memmove.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/memmove.S
*
diff --git a/arch/alpha/lib/memset.S b/arch/alpha/lib/memset.S
index f824969e9e77..00393e30df25 100644
--- a/arch/alpha/lib/memset.S
+++ b/arch/alpha/lib/memset.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/alpha/lib/memset.S
*
diff --git a/arch/alpha/lib/srm_printk.c b/arch/alpha/lib/srm_printk.c
index 31b53c49435e..6276eed76276 100644
--- a/arch/alpha/lib/srm_printk.c
+++ b/arch/alpha/lib/srm_printk.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/alpha/lib/srm_printk.c
*/
diff --git a/arch/alpha/lib/srm_puts.c b/arch/alpha/lib/srm_puts.c
index 7b60a6f75a78..df7991f6fc69 100644
--- a/arch/alpha/lib/srm_puts.c
+++ b/arch/alpha/lib/srm_puts.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/alpha/lib/srm_puts.c
*/
diff --git a/arch/alpha/lib/stacktrace.c b/arch/alpha/lib/stacktrace.c
index 5e832161e6d2..62454a7810e2 100644
--- a/arch/alpha/lib/stacktrace.c
+++ b/arch/alpha/lib/stacktrace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
typedef unsigned int instr;
diff --git a/arch/alpha/lib/strcat.S b/arch/alpha/lib/strcat.S
index 249837b03d4b..055877dccd27 100644
--- a/arch/alpha/lib/strcat.S
+++ b/arch/alpha/lib/strcat.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/strcat.S
* Contributed by Richard Henderson (rth@tamu.edu)
diff --git a/arch/alpha/lib/strchr.S b/arch/alpha/lib/strchr.S
index 7412a173ea39..17871dd00280 100644
--- a/arch/alpha/lib/strchr.S
+++ b/arch/alpha/lib/strchr.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/strchr.S
* Contributed by Richard Henderson (rth@tamu.edu)
diff --git a/arch/alpha/lib/strcpy.S b/arch/alpha/lib/strcpy.S
index 98deae1e4d08..cb74ad23a90d 100644
--- a/arch/alpha/lib/strcpy.S
+++ b/arch/alpha/lib/strcpy.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/strcpy.S
* Contributed by Richard Henderson (rth@tamu.edu)
diff --git a/arch/alpha/lib/strlen.S b/arch/alpha/lib/strlen.S
index 79c416f71bac..dd882fe4d7e3 100644
--- a/arch/alpha/lib/strlen.S
+++ b/arch/alpha/lib/strlen.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* strlen.S (c) 1995 David Mosberger (davidm@cs.arizona.edu)
*
diff --git a/arch/alpha/lib/strncat.S b/arch/alpha/lib/strncat.S
index 6c29ea60869a..522fee3e26ac 100644
--- a/arch/alpha/lib/strncat.S
+++ b/arch/alpha/lib/strncat.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/strncat.S
* Contributed by Richard Henderson (rth@tamu.edu)
diff --git a/arch/alpha/lib/strncpy.S b/arch/alpha/lib/strncpy.S
index e102cf1567dd..cc57fad8b7ca 100644
--- a/arch/alpha/lib/strncpy.S
+++ b/arch/alpha/lib/strncpy.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/strncpy.S
* Contributed by Richard Henderson (rth@tamu.edu)
diff --git a/arch/alpha/lib/strrchr.S b/arch/alpha/lib/strrchr.S
index 4bc6cb4b9812..7650ba99b7e2 100644
--- a/arch/alpha/lib/strrchr.S
+++ b/arch/alpha/lib/strrchr.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/strrchr.S
* Contributed by Richard Henderson (rth@tamu.edu)
diff --git a/arch/alpha/lib/stxcpy.S b/arch/alpha/lib/stxcpy.S
index 2a8d51bfc05d..58723b0a36d4 100644
--- a/arch/alpha/lib/stxcpy.S
+++ b/arch/alpha/lib/stxcpy.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/stxcpy.S
* Contributed by Richard Henderson (rth@tamu.edu)
diff --git a/arch/alpha/lib/stxncpy.S b/arch/alpha/lib/stxncpy.S
index 3dece25283a3..011d9091c6e1 100644
--- a/arch/alpha/lib/stxncpy.S
+++ b/arch/alpha/lib/stxncpy.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/stxncpy.S
* Contributed by Richard Henderson (rth@tamu.edu)
diff --git a/arch/alpha/lib/udelay.c b/arch/alpha/lib/udelay.c
index f2d81ff38aa6..873648263430 100644
--- a/arch/alpha/lib/udelay.c
+++ b/arch/alpha/lib/udelay.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1993, 2000 Linus Torvalds
*
diff --git a/arch/alpha/math-emu/sfp-util.h b/arch/alpha/math-emu/sfp-util.h
index f53707f77455..ae30f3417522 100644
--- a/arch/alpha/math-emu/sfp-util.h
+++ b/arch/alpha/math-emu/sfp-util.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/types.h>
diff --git a/arch/alpha/mm/fault.c b/arch/alpha/mm/fault.c
index c25e8827e7cd..cd3c572ee912 100644
--- a/arch/alpha/mm/fault.c
+++ b/arch/alpha/mm/fault.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/mm/fault.c
*
diff --git a/arch/alpha/mm/init.c b/arch/alpha/mm/init.c
index 0542e973c73d..9d74520298ab 100644
--- a/arch/alpha/mm/init.c
+++ b/arch/alpha/mm/init.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/mm/init.c
*
diff --git a/arch/alpha/mm/numa.c b/arch/alpha/mm/numa.c
index d543d71c28b4..a9e86475f169 100644
--- a/arch/alpha/mm/numa.c
+++ b/arch/alpha/mm/numa.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/alpha/mm/numa.c
*
diff --git a/arch/alpha/oprofile/Makefile b/arch/alpha/oprofile/Makefile
index 3473de751b03..79f32820a42f 100644
--- a/arch/alpha/oprofile/Makefile
+++ b/arch/alpha/oprofile/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-y := -Werror -Wno-sign-compare
obj-$(CONFIG_OPROFILE) += oprofile.o
diff --git a/arch/arc/Kconfig.debug b/arch/arc/Kconfig.debug
index ff6a4b5ce927..03da1a6b3072 100644
--- a/arch/arc/Kconfig.debug
+++ b/arch/arc/Kconfig.debug
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Kernel hacking"
source "lib/Kconfig.debug"
diff --git a/arch/arc/boot/Makefile b/arch/arc/boot/Makefile
index f94cf151e06a..538b92f4dd25 100644
--- a/arch/arc/boot/Makefile
+++ b/arch/arc/boot/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
targets := vmlinux.bin vmlinux.bin.gz uImage
# uImage build relies on mkimage being availble on your host for ARC target
diff --git a/arch/arc/boot/dts/Makefile b/arch/arc/boot/dts/Makefile
index a09f11b71e66..83c9e076ef63 100644
--- a/arch/arc/boot/dts/Makefile
+++ b/arch/arc/boot/dts/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Built-in dtb
builtindtb-y := nsim_700
diff --git a/arch/arc/boot/dts/hsdk.dts b/arch/arc/boot/dts/hsdk.dts
index 8adde1b492f1..8f627c200d60 100644
--- a/arch/arc/boot/dts/hsdk.dts
+++ b/arch/arc/boot/dts/hsdk.dts
@@ -137,14 +137,15 @@
/*
* DW sdio controller has external ciu clock divider
* controlled via register in SDIO IP. Due to its
- * unexpected default value (it should devide by 1
- * but it devides by 8) SDIO IP uses wrong clock and
+ * unexpected default value (it should divide by 1
+ * but it divides by 8) SDIO IP uses wrong clock and
* works unstable (see STAR 9001204800)
+ * We switched to the minimum possible value of the
+ * divisor (div-by-2) in HSDK platform code.
* So add temporary fix and change clock frequency
- * from 100000000 to 12500000 Hz until we fix dw sdio
- * driver itself.
+ * to 50000000 Hz until we fix dw sdio driver itself.
*/
- clock-frequency = <12500000>;
+ clock-frequency = <50000000>;
#clock-cells = <0>;
};
diff --git a/arch/arc/configs/hsdk_defconfig b/arch/arc/configs/hsdk_defconfig
index 15f0f6b5fec1..7b8f8faf8a24 100644
--- a/arch/arc/configs/hsdk_defconfig
+++ b/arch/arc/configs/hsdk_defconfig
@@ -63,7 +63,6 @@ CONFIG_MMC_SDHCI=y
CONFIG_MMC_SDHCI_PLTFM=y
CONFIG_MMC_DW=y
# CONFIG_IOMMU_SUPPORT is not set
-CONFIG_RESET_HSDK=y
CONFIG_EXT3_FS=y
CONFIG_VFAT_FS=y
CONFIG_TMPFS=y
diff --git a/arch/arc/include/asm/Kbuild b/arch/arc/include/asm/Kbuild
index 353dae386b2f..cd8398daccee 100644
--- a/arch/arc/include/asm/Kbuild
+++ b/arch/arc/include/asm/Kbuild
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
generic-y += bugs.h
generic-y += clkdev.h
generic-y += device.h
diff --git a/arch/arc/include/asm/entry-arcv2.h b/arch/arc/include/asm/entry-arcv2.h
index ac85380d14a4..257a68f3c2fe 100644
--- a/arch/arc/include/asm/entry-arcv2.h
+++ b/arch/arc/include/asm/entry-arcv2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARC_ENTRY_ARCV2_H
#define __ASM_ARC_ENTRY_ARCV2_H
diff --git a/arch/arc/include/asm/fb.h b/arch/arc/include/asm/fb.h
index bd3f68c9ddfc..dc2e303cdbbb 100644
--- a/arch/arc/include/asm/fb.h
+++ b/arch/arc/include/asm/fb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_FB_H_
#define _ASM_FB_H_
diff --git a/arch/arc/include/uapi/asm/byteorder.h b/arch/arc/include/uapi/asm/byteorder.h
index ea5ca444c7e3..5540111531c7 100644
--- a/arch/arc/include/uapi/asm/byteorder.h
+++ b/arch/arc/include/uapi/asm/byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
diff --git a/arch/arc/include/uapi/asm/cachectl.h b/arch/arc/include/uapi/asm/cachectl.h
index 51c73f0255b3..0e4f2affc7e9 100644
--- a/arch/arc/include/uapi/asm/cachectl.h
+++ b/arch/arc/include/uapi/asm/cachectl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
diff --git a/arch/arc/include/uapi/asm/elf.h b/arch/arc/include/uapi/asm/elf.h
index 06d95e611616..3c1dae4e5aad 100644
--- a/arch/arc/include/uapi/asm/elf.h
+++ b/arch/arc/include/uapi/asm/elf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
diff --git a/arch/arc/include/uapi/asm/page.h b/arch/arc/include/uapi/asm/page.h
index 059aff38f10a..2a97e2718a21 100644
--- a/arch/arc/include/uapi/asm/page.h
+++ b/arch/arc/include/uapi/asm/page.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
diff --git a/arch/arc/include/uapi/asm/ptrace.h b/arch/arc/include/uapi/asm/ptrace.h
index dd206e6b482c..2a6eff57f6dd 100644
--- a/arch/arc/include/uapi/asm/ptrace.h
+++ b/arch/arc/include/uapi/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
diff --git a/arch/arc/include/uapi/asm/sigcontext.h b/arch/arc/include/uapi/asm/sigcontext.h
index 9678a11fc158..95f8a4380e11 100644
--- a/arch/arc/include/uapi/asm/sigcontext.h
+++ b/arch/arc/include/uapi/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
diff --git a/arch/arc/include/uapi/asm/signal.h b/arch/arc/include/uapi/asm/signal.h
index fad62f7f42d6..ba3143a1b375 100644
--- a/arch/arc/include/uapi/asm/signal.h
+++ b/arch/arc/include/uapi/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
diff --git a/arch/arc/include/uapi/asm/swab.h b/arch/arc/include/uapi/asm/swab.h
index 71f3918b0fc3..02109cd48ee1 100644
--- a/arch/arc/include/uapi/asm/swab.h
+++ b/arch/arc/include/uapi/asm/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
diff --git a/arch/arc/include/uapi/asm/unistd.h b/arch/arc/include/uapi/asm/unistd.h
index 9a34136d84b2..517178b1daef 100644
--- a/arch/arc/include/uapi/asm/unistd.h
+++ b/arch/arc/include/uapi/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
diff --git a/arch/arc/kernel/smp.c b/arch/arc/kernel/smp.c
index f46267153ec2..6df9d94a9537 100644
--- a/arch/arc/kernel/smp.c
+++ b/arch/arc/kernel/smp.c
@@ -23,6 +23,8 @@
#include <linux/cpumask.h>
#include <linux/reboot.h>
#include <linux/irqdomain.h>
+#include <linux/export.h>
+
#include <asm/processor.h>
#include <asm/setup.h>
#include <asm/mach_desc.h>
@@ -30,6 +32,9 @@
#ifndef CONFIG_ARC_HAS_LLSC
arch_spinlock_t smp_atomic_ops_lock = __ARCH_SPIN_LOCK_UNLOCKED;
arch_spinlock_t smp_bitops_lock = __ARCH_SPIN_LOCK_UNLOCKED;
+
+EXPORT_SYMBOL_GPL(smp_atomic_ops_lock);
+EXPORT_SYMBOL_GPL(smp_bitops_lock);
#endif
struct plat_smp_ops __weak plat_smp_ops;
diff --git a/arch/arc/kernel/sys.c b/arch/arc/kernel/sys.c
index 9d6c1ca26af6..fddecc76efb7 100644
--- a/arch/arc/kernel/sys.c
+++ b/arch/arc/kernel/sys.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/syscalls.h>
#include <linux/signal.h>
diff --git a/arch/arc/oprofile/Makefile b/arch/arc/oprofile/Makefile
index ce417a6e70b8..698367bb41d0 100644
--- a/arch/arc/oprofile/Makefile
+++ b/arch/arc/oprofile/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_OPROFILE) += oprofile.o
DRIVER_OBJS = $(addprefix ../../../drivers/oprofile/, \
diff --git a/arch/arc/plat-eznps/Kconfig b/arch/arc/plat-eznps/Kconfig
index e151e2067886..8eff057efcae 100644
--- a/arch/arc/plat-eznps/Kconfig
+++ b/arch/arc/plat-eznps/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# For a description of the syntax of this configuration file,
# see Documentation/kbuild/kconfig-language.txt.
diff --git a/arch/arc/plat-hsdk/Kconfig b/arch/arc/plat-hsdk/Kconfig
index bd08de4be75e..19ab3cf98f0f 100644
--- a/arch/arc/plat-hsdk/Kconfig
+++ b/arch/arc/plat-hsdk/Kconfig
@@ -8,3 +8,4 @@
menuconfig ARC_SOC_HSDK
bool "ARC HS Development Kit SOC"
select CLK_HSDK
+ select RESET_HSDK
diff --git a/arch/arc/plat-hsdk/platform.c b/arch/arc/plat-hsdk/platform.c
index 744e62e58788..fd0ae5e38639 100644
--- a/arch/arc/plat-hsdk/platform.c
+++ b/arch/arc/plat-hsdk/platform.c
@@ -74,6 +74,10 @@ static void __init hsdk_set_cpu_freq_1ghz(void)
pr_err("Failed to setup CPU frequency to 1GHz!");
}
+#define SDIO_BASE (ARC_PERIPHERAL_BASE + 0xA000)
+#define SDIO_UHS_REG_EXT (SDIO_BASE + 0x108)
+#define SDIO_UHS_REG_EXT_DIV_2 (2 << 30)
+
static void __init hsdk_init_early(void)
{
/*
@@ -90,6 +94,12 @@ static void __init hsdk_init_early(void)
writel(1, (void __iomem *) CREG_PAE_UPDATE);
/*
+ * Switch SDIO external ciu clock divider from default div-by-8 to
+ * minimum possible div-by-2.
+ */
+ iowrite32(SDIO_UHS_REG_EXT_DIV_2, (void __iomem *) SDIO_UHS_REG_EXT);
+
+ /*
* Setup CPU frequency to 1GHz.
* TODO: remove it after smart hsdk pll driver will be introduced.
*/
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 7888c9803eb0..d1346a160760 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config ARM
bool
default y
diff --git a/arch/arm/Kconfig-nommu b/arch/arm/Kconfig-nommu
index b7576349528c..22f34c423be6 100644
--- a/arch/arm/Kconfig-nommu
+++ b/arch/arm/Kconfig-nommu
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Kconfig for uClinux(non-paged MM) depend configurations
# Hyok S. Choi <hyok.choi@samsung.com>
diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug
index 6dcea8e8e941..954ba8b81052 100644
--- a/arch/arm/Kconfig.debug
+++ b/arch/arm/Kconfig.debug
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Kernel hacking"
source "lib/Kconfig.debug"
diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index 47d3a1ab08d2..36ae4454554c 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -44,10 +44,12 @@ endif
ifeq ($(CONFIG_CPU_BIG_ENDIAN),y)
KBUILD_CPPFLAGS += -mbig-endian
+CHECKFLAGS += -D__ARMEB__
AS += -EB
LD += -EB
else
KBUILD_CPPFLAGS += -mlittle-endian
+CHECKFLAGS += -D__ARMEL__
AS += -EL
LD += -EL
endif
@@ -131,7 +133,7 @@ endif
KBUILD_CFLAGS +=$(CFLAGS_ABI) $(CFLAGS_ISA) $(arch-y) $(tune-y) $(call cc-option,-mshort-load-bytes,$(call cc-option,-malignment-traps,)) -msoft-float -Uarm
KBUILD_AFLAGS +=$(CFLAGS_ABI) $(AFLAGS_ISA) $(arch-y) $(tune-y) -include asm/unified.h -msoft-float
-CHECKFLAGS += -D__arm__
+CHECKFLAGS += -D__arm__ -m32
#Default value
head-y := arch/arm/kernel/head$(MMUEXT).o
diff --git a/arch/arm/boot/bootp/Makefile b/arch/arm/boot/bootp/Makefile
index 5e4acd253b30..83e1a076a5d6 100644
--- a/arch/arm/boot/bootp/Makefile
+++ b/arch/arm/boot/bootp/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# linux/arch/arm/boot/bootp/Makefile
#
diff --git a/arch/arm/boot/bootp/initrd.S b/arch/arm/boot/bootp/initrd.S
index d81ea183785c..dd3d04971c42 100644
--- a/arch/arm/boot/bootp/initrd.S
+++ b/arch/arm/boot/bootp/initrd.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.type initrd_start,#object
.globl initrd_start
initrd_start:
diff --git a/arch/arm/boot/bootp/kernel.S b/arch/arm/boot/bootp/kernel.S
index b87a25c7ef88..dc6236c173d2 100644
--- a/arch/arm/boot/bootp/kernel.S
+++ b/arch/arm/boot/bootp/kernel.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.globl kernel_start
kernel_start:
.incbin "arch/arm/boot/zImage"
diff --git a/arch/arm/boot/compressed/Makefile b/arch/arm/boot/compressed/Makefile
index d50430c40045..a5889238fc9f 100644
--- a/arch/arm/boot/compressed/Makefile
+++ b/arch/arm/boot/compressed/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# linux/arch/arm/boot/compressed/Makefile
#
diff --git a/arch/arm/boot/compressed/atags_to_fdt.c b/arch/arm/boot/compressed/atags_to_fdt.c
index 9448aa0c6686..41fa7316c52b 100644
--- a/arch/arm/boot/compressed/atags_to_fdt.c
+++ b/arch/arm/boot/compressed/atags_to_fdt.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <asm/setup.h>
#include <libfdt.h>
diff --git a/arch/arm/boot/compressed/big-endian.S b/arch/arm/boot/compressed/big-endian.S
index 25ab26f1c6f0..88e2a88d324b 100644
--- a/arch/arm/boot/compressed/big-endian.S
+++ b/arch/arm/boot/compressed/big-endian.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/arm/boot/compressed/big-endian.S
*
diff --git a/arch/arm/boot/compressed/debug.S b/arch/arm/boot/compressed/debug.S
index 5392ee63338f..6bf2917a4621 100644
--- a/arch/arm/boot/compressed/debug.S
+++ b/arch/arm/boot/compressed/debug.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/assembler.h>
@@ -23,7 +24,11 @@ ENTRY(putc)
strb r0, [r1]
mov r0, #0x03 @ SYS_WRITEC
ARM( svc #0x123456 )
+#ifdef CONFIG_CPU_V7M
+ THUMB( bkpt #0xab )
+#else
THUMB( svc #0xab )
+#endif
mov pc, lr
.align 2
1: .word _GLOBAL_OFFSET_TABLE_ - .
diff --git a/arch/arm/boot/compressed/decompress.c b/arch/arm/boot/compressed/decompress.c
index f3a4bedd1afc..a2ac3fe7dbf8 100644
--- a/arch/arm/boot/compressed/decompress.c
+++ b/arch/arm/boot/compressed/decompress.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define _LINUX_STRING_H_
#include <linux/compiler.h> /* for inline */
diff --git a/arch/arm/boot/compressed/head-sa1100.S b/arch/arm/boot/compressed/head-sa1100.S
index 3115e313d9f6..95abdd850fe3 100644
--- a/arch/arm/boot/compressed/head-sa1100.S
+++ b/arch/arm/boot/compressed/head-sa1100.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/arm/boot/compressed/head-sa1100.S
*
diff --git a/arch/arm/boot/compressed/head-sharpsl.S b/arch/arm/boot/compressed/head-sharpsl.S
index eb0084ea1ec4..992e784500fa 100644
--- a/arch/arm/boot/compressed/head-sharpsl.S
+++ b/arch/arm/boot/compressed/head-sharpsl.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/arm/boot/compressed/head-sharpsl.S
*
diff --git a/arch/arm/boot/compressed/head-xscale.S b/arch/arm/boot/compressed/head-xscale.S
index 6ab0599c02dd..20fa44d59f82 100644
--- a/arch/arm/boot/compressed/head-xscale.S
+++ b/arch/arm/boot/compressed/head-xscale.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/arm/boot/compressed/head-xscale.S
*
diff --git a/arch/arm/boot/compressed/libfdt_env.h b/arch/arm/boot/compressed/libfdt_env.h
index 17ae0f3efac8..07437816e098 100644
--- a/arch/arm/boot/compressed/libfdt_env.h
+++ b/arch/arm/boot/compressed/libfdt_env.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ARM_LIBFDT_ENV_H
#define _ARM_LIBFDT_ENV_H
diff --git a/arch/arm/boot/compressed/misc.c b/arch/arm/boot/compressed/misc.c
index d4f891f56996..16a8a804e958 100644
--- a/arch/arm/boot/compressed/misc.c
+++ b/arch/arm/boot/compressed/misc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* misc.c
*
diff --git a/arch/arm/boot/compressed/piggy.S b/arch/arm/boot/compressed/piggy.S
index f72088495f43..0284f84dcf38 100644
--- a/arch/arm/boot/compressed/piggy.S
+++ b/arch/arm/boot/compressed/piggy.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.section .piggydata,#alloc
.globl input_data
input_data:
diff --git a/arch/arm/boot/compressed/string.c b/arch/arm/boot/compressed/string.c
index 689467448736..309e1bbad75d 100644
--- a/arch/arm/boot/compressed/string.c
+++ b/arch/arm/boot/compressed/string.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/arm/boot/compressed/string.c
*
diff --git a/arch/arm/boot/compressed/vmlinux.lds.S b/arch/arm/boot/compressed/vmlinux.lds.S
index 7a4c59154361..7d06aa19c3e6 100644
--- a/arch/arm/boot/compressed/vmlinux.lds.S
+++ b/arch/arm/boot/compressed/vmlinux.lds.S
@@ -85,6 +85,15 @@ SECTIONS
_edata = .;
+ /*
+ * The image_end section appears after any additional loadable sections
+ * that the linker may decide to insert in the binary image. Having
+ * this symbol allows further debug in the near future.
+ */
+ .image_end (NOLOAD) : {
+ _edata_real = .;
+ }
+
_magic_sig = ZIMAGE_MAGIC(0x016f2818);
_magic_start = ZIMAGE_MAGIC(_start);
_magic_end = ZIMAGE_MAGIC(_edata);
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index faf46abaa4a2..eff87a344566 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ifeq ($(CONFIG_OF),y)
dtb-$(CONFIG_ARCH_ALPINE) += \
diff --git a/arch/arm/boot/dts/am57xx-commercial-grade.dtsi b/arch/arm/boot/dts/am57xx-commercial-grade.dtsi
index c183654464e9..3eed6e09c884 100644
--- a/arch/arm/boot/dts/am57xx-commercial-grade.dtsi
+++ b/arch/arm/boot/dts/am57xx-commercial-grade.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
&cpu_alert0 {
temperature = <80000>; /* milliCelsius */
};
diff --git a/arch/arm/boot/dts/am57xx-industrial-grade.dtsi b/arch/arm/boot/dts/am57xx-industrial-grade.dtsi
index 70c8c4ba1933..422f953fc8d8 100644
--- a/arch/arm/boot/dts/am57xx-industrial-grade.dtsi
+++ b/arch/arm/boot/dts/am57xx-industrial-grade.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
&cpu_alert0 {
temperature = <90000>; /* milliCelsius */
};
diff --git a/arch/arm/boot/dts/armada-375.dtsi b/arch/arm/boot/dts/armada-375.dtsi
index 7225c7ce9a8d..2cb1bcd30976 100644
--- a/arch/arm/boot/dts/armada-375.dtsi
+++ b/arch/arm/boot/dts/armada-375.dtsi
@@ -178,9 +178,9 @@
reg = <0x8000 0x1000>;
cache-unified;
cache-level = <2>;
- arm,double-linefill-incr = <1>;
+ arm,double-linefill-incr = <0>;
arm,double-linefill-wrap = <0>;
- arm,double-linefill = <1>;
+ arm,double-linefill = <0>;
prefetch-data = <1>;
};
diff --git a/arch/arm/boot/dts/armada-38x.dtsi b/arch/arm/boot/dts/armada-38x.dtsi
index 7ff0811e61db..00ff549d4e39 100644
--- a/arch/arm/boot/dts/armada-38x.dtsi
+++ b/arch/arm/boot/dts/armada-38x.dtsi
@@ -143,9 +143,9 @@
reg = <0x8000 0x1000>;
cache-unified;
cache-level = <2>;
- arm,double-linefill-incr = <1>;
+ arm,double-linefill-incr = <0>;
arm,double-linefill-wrap = <0>;
- arm,double-linefill = <1>;
+ arm,double-linefill = <0>;
prefetch-data = <1>;
};
@@ -178,7 +178,7 @@
};
i2c0: i2c@11000 {
- compatible = "marvell,mv64xxx-i2c";
+ compatible = "marvell,mv78230-a0-i2c", "marvell,mv64xxx-i2c";
reg = <0x11000 0x20>;
#address-cells = <1>;
#size-cells = <0>;
@@ -189,7 +189,7 @@
};
i2c1: i2c@11100 {
- compatible = "marvell,mv64xxx-i2c";
+ compatible = "marvell,mv78230-a0-i2c", "marvell,mv64xxx-i2c";
reg = <0x11100 0x20>;
#address-cells = <1>;
#size-cells = <0>;
diff --git a/arch/arm/boot/dts/armada-39x.dtsi b/arch/arm/boot/dts/armada-39x.dtsi
index ea657071e278..5218bd2a248d 100644
--- a/arch/arm/boot/dts/armada-39x.dtsi
+++ b/arch/arm/boot/dts/armada-39x.dtsi
@@ -111,9 +111,9 @@
reg = <0x8000 0x1000>;
cache-unified;
cache-level = <2>;
- arm,double-linefill-incr = <1>;
+ arm,double-linefill-incr = <0>;
arm,double-linefill-wrap = <0>;
- arm,double-linefill = <1>;
+ arm,double-linefill = <0>;
prefetch-data = <1>;
};
diff --git a/arch/arm/boot/dts/armv7-m.dtsi b/arch/arm/boot/dts/armv7-m.dtsi
index ba332e399be4..26f5443d85e1 100644
--- a/arch/arm/boot/dts/armv7-m.dtsi
+++ b/arch/arm/boot/dts/armv7-m.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
nvic: interrupt-controller@e000e100 {
compatible = "arm,armv7m-nvic";
diff --git a/arch/arm/boot/dts/aspeed-ast2500-evb.dts b/arch/arm/boot/dts/aspeed-ast2500-evb.dts
index 7c90dac99822..f53e89d63477 100644
--- a/arch/arm/boot/dts/aspeed-ast2500-evb.dts
+++ b/arch/arm/boot/dts/aspeed-ast2500-evb.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "aspeed-g5.dtsi"
diff --git a/arch/arm/boot/dts/aspeed-bmc-opp-palmetto.dts b/arch/arm/boot/dts/aspeed-bmc-opp-palmetto.dts
index 112551766275..e1b523bd5b8b 100644
--- a/arch/arm/boot/dts/aspeed-bmc-opp-palmetto.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-opp-palmetto.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "aspeed-g4.dtsi"
diff --git a/arch/arm/boot/dts/aspeed-bmc-opp-romulus.dts b/arch/arm/boot/dts/aspeed-bmc-opp-romulus.dts
index 1190fec1b5d0..6dd77cba191c 100644
--- a/arch/arm/boot/dts/aspeed-bmc-opp-romulus.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-opp-romulus.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "aspeed-g5.dtsi"
diff --git a/arch/arm/boot/dts/aspeed-g4.dtsi b/arch/arm/boot/dts/aspeed-g4.dtsi
index 22b958537d31..fcc5efbd0879 100644
--- a/arch/arm/boot/dts/aspeed-g4.dtsi
+++ b/arch/arm/boot/dts/aspeed-g4.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "skeleton.dtsi"
/ {
diff --git a/arch/arm/boot/dts/aspeed-g5.dtsi b/arch/arm/boot/dts/aspeed-g5.dtsi
index 9cffe347b828..eab8f549a6fe 100644
--- a/arch/arm/boot/dts/aspeed-g5.dtsi
+++ b/arch/arm/boot/dts/aspeed-g5.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "skeleton.dtsi"
/ {
diff --git a/arch/arm/boot/dts/at91-ariettag25.dts b/arch/arm/boot/dts/at91-ariettag25.dts
index c514502081d2..21c5b56c92e0 100644
--- a/arch/arm/boot/dts/at91-ariettag25.dts
+++ b/arch/arm/boot/dts/at91-ariettag25.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Device Tree file for Arietta G25
* This device tree is minimal, to activate more peripherals, see:
diff --git a/arch/arm/boot/dts/at91-sama5d27_som1.dtsi b/arch/arm/boot/dts/at91-sama5d27_som1.dtsi
index 63a5af898165..cf0087b4c9e1 100644
--- a/arch/arm/boot/dts/at91-sama5d27_som1.dtsi
+++ b/arch/arm/boot/dts/at91-sama5d27_som1.dtsi
@@ -67,8 +67,8 @@
pinctrl-0 = <&pinctrl_macb0_default>;
phy-mode = "rmii";
- ethernet-phy@1 {
- reg = <0x1>;
+ ethernet-phy@0 {
+ reg = <0x0>;
interrupt-parent = <&pioA>;
interrupts = <PIN_PD31 IRQ_TYPE_LEVEL_LOW>;
pinctrl-names = "default";
diff --git a/arch/arm/boot/dts/at91-sama5d2_xplained.dts b/arch/arm/boot/dts/at91-sama5d2_xplained.dts
index c7e9ccf2bc87..cbc26001247b 100644
--- a/arch/arm/boot/dts/at91-sama5d2_xplained.dts
+++ b/arch/arm/boot/dts/at91-sama5d2_xplained.dts
@@ -309,7 +309,7 @@
vddana-supply = <&vdd_3v3_lp_reg>;
vref-supply = <&vdd_3v3_lp_reg>;
pinctrl-names = "default";
- pinctrl-0 = <&pinctrl_adc_default>;
+ pinctrl-0 = <&pinctrl_adc_default &pinctrl_adtrg_default>;
status = "okay";
};
@@ -340,6 +340,20 @@
bias-disable;
};
+ /*
+ * The ADTRG pin can work on any edge type.
+ * In here it's being pulled up, so need to
+ * connect it to ground to get an edge e.g.
+ * Trigger can be configured on falling, rise
+ * or any edge, and the pull-up can be changed
+ * to pull-down or left floating according to
+ * needs.
+ */
+ pinctrl_adtrg_default: adtrg_default {
+ pinmux = <PIN_PD31__ADTRG>;
+ bias-pull-up;
+ };
+
pinctrl_charger_chglev: charger_chglev {
pinmux = <PIN_PA12__GPIO>;
bias-disable;
diff --git a/arch/arm/boot/dts/bcm2835-rpi-a-plus.dts b/arch/arm/boot/dts/bcm2835-rpi-a-plus.dts
index 9f866491efdf..f81ae0a10310 100644
--- a/arch/arm/boot/dts/bcm2835-rpi-a-plus.dts
+++ b/arch/arm/boot/dts/bcm2835-rpi-a-plus.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "bcm2835.dtsi"
#include "bcm2835-rpi.dtsi"
diff --git a/arch/arm/boot/dts/bcm2835-rpi-a.dts b/arch/arm/boot/dts/bcm2835-rpi-a.dts
index 4b1af06c8dc0..7a960a048204 100644
--- a/arch/arm/boot/dts/bcm2835-rpi-a.dts
+++ b/arch/arm/boot/dts/bcm2835-rpi-a.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "bcm2835.dtsi"
#include "bcm2835-rpi.dtsi"
diff --git a/arch/arm/boot/dts/bcm2835-rpi-b-plus.dts b/arch/arm/boot/dts/bcm2835-rpi-b-plus.dts
index a846f1e781d8..0161a8483e39 100644
--- a/arch/arm/boot/dts/bcm2835-rpi-b-plus.dts
+++ b/arch/arm/boot/dts/bcm2835-rpi-b-plus.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "bcm2835.dtsi"
#include "bcm2835-rpi.dtsi"
diff --git a/arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts b/arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts
index e860964e39fa..4bc70efe43d6 100644
--- a/arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts
+++ b/arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "bcm2835.dtsi"
#include "bcm2835-rpi.dtsi"
diff --git a/arch/arm/boot/dts/bcm2835-rpi-b.dts b/arch/arm/boot/dts/bcm2835-rpi-b.dts
index 5d77f3f8c4c5..cca4a75a5651 100644
--- a/arch/arm/boot/dts/bcm2835-rpi-b.dts
+++ b/arch/arm/boot/dts/bcm2835-rpi-b.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "bcm2835.dtsi"
#include "bcm2835-rpi.dtsi"
diff --git a/arch/arm/boot/dts/bcm2835-rpi-zero-w.dts b/arch/arm/boot/dts/bcm2835-rpi-zero-w.dts
index 82651c3eb682..b8565fc33eea 100644
--- a/arch/arm/boot/dts/bcm2835-rpi-zero-w.dts
+++ b/arch/arm/boot/dts/bcm2835-rpi-zero-w.dts
@@ -18,12 +18,9 @@
compatible = "raspberrypi,model-zero-w", "brcm,bcm2835";
model = "Raspberry Pi Zero W";
- /* Needed by firmware to properly init UARTs */
- aliases {
- uart0 = "/soc/serial@7e201000";
- uart1 = "/soc/serial@7e215040";
- serial0 = "/soc/serial@7e201000";
- serial1 = "/soc/serial@7e215040";
+ chosen {
+ /* 8250 auxiliary UART instead of pl011 */
+ stdout-path = "serial1:115200n8";
};
leds {
diff --git a/arch/arm/boot/dts/bcm2835.dtsi b/arch/arm/boot/dts/bcm2835.dtsi
index 659b6e9513b1..0e3d2a5ff208 100644
--- a/arch/arm/boot/dts/bcm2835.dtsi
+++ b/arch/arm/boot/dts/bcm2835.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "bcm283x.dtsi"
/ {
diff --git a/arch/arm/boot/dts/bcm2836-rpi-2-b.dts b/arch/arm/boot/dts/bcm2836-rpi-2-b.dts
index e8de41444b68..6669355fd655 100644
--- a/arch/arm/boot/dts/bcm2836-rpi-2-b.dts
+++ b/arch/arm/boot/dts/bcm2836-rpi-2-b.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "bcm2836.dtsi"
#include "bcm2835-rpi.dtsi"
diff --git a/arch/arm/boot/dts/bcm2836.dtsi b/arch/arm/boot/dts/bcm2836.dtsi
index 2c26d0be8b03..61e158003509 100644
--- a/arch/arm/boot/dts/bcm2836.dtsi
+++ b/arch/arm/boot/dts/bcm2836.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "bcm283x.dtsi"
/ {
diff --git a/arch/arm/boot/dts/bcm2837-rpi-3-b.dts b/arch/arm/boot/dts/bcm2837-rpi-3-b.dts
index 20725ca487f3..eb1a28da57e3 100644
--- a/arch/arm/boot/dts/bcm2837-rpi-3-b.dts
+++ b/arch/arm/boot/dts/bcm2837-rpi-3-b.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "bcm2837.dtsi"
#include "bcm2835-rpi.dtsi"
@@ -8,6 +9,11 @@
compatible = "raspberrypi,3-model-b", "brcm,bcm2837";
model = "Raspberry Pi 3 Model B";
+ chosen {
+ /* 8250 auxiliary UART instead of pl011 */
+ stdout-path = "serial1:115200n8";
+ };
+
memory {
reg = <0 0x40000000>;
};
diff --git a/arch/arm/boot/dts/bcm283x-rpi-smsc9512.dtsi b/arch/arm/boot/dts/bcm283x-rpi-smsc9512.dtsi
index 9a0599f711ff..967e081cb9c2 100644
--- a/arch/arm/boot/dts/bcm283x-rpi-smsc9512.dtsi
+++ b/arch/arm/boot/dts/bcm283x-rpi-smsc9512.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
aliases {
ethernet0 = &ethernet;
diff --git a/arch/arm/boot/dts/bcm283x-rpi-usb-otg.dtsi b/arch/arm/boot/dts/bcm283x-rpi-usb-otg.dtsi
index e7d217c967a1..e2fd9610e125 100644
--- a/arch/arm/boot/dts/bcm283x-rpi-usb-otg.dtsi
+++ b/arch/arm/boot/dts/bcm283x-rpi-usb-otg.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
&usb {
dr_mode = "otg";
g-rx-fifo-size = <256>;
diff --git a/arch/arm/boot/dts/bcm283x.dtsi b/arch/arm/boot/dts/bcm283x.dtsi
index 431dcfc900c0..013431e3d7c3 100644
--- a/arch/arm/boot/dts/bcm283x.dtsi
+++ b/arch/arm/boot/dts/bcm283x.dtsi
@@ -20,8 +20,13 @@
#address-cells = <1>;
#size-cells = <1>;
+ aliases {
+ serial0 = &uart0;
+ serial1 = &uart1;
+ };
+
chosen {
- bootargs = "earlyprintk console=ttyAMA0";
+ stdout-path = "serial0:115200n8";
};
thermal-zones {
diff --git a/arch/arm/boot/dts/bcm63138.dtsi b/arch/arm/boot/dts/bcm63138.dtsi
index d0560e8cd6de..43ee992ccdcf 100644
--- a/arch/arm/boot/dts/bcm63138.dtsi
+++ b/arch/arm/boot/dts/bcm63138.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Broadcom BCM63138 DSL SoCs Device Tree
*/
diff --git a/arch/arm/boot/dts/bcm7445-bcm97445svmb.dts b/arch/arm/boot/dts/bcm7445-bcm97445svmb.dts
index 0bb8d17e4c2d..8006c69a3fdf 100644
--- a/arch/arm/boot/dts/bcm7445-bcm97445svmb.dts
+++ b/arch/arm/boot/dts/bcm7445-bcm97445svmb.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "bcm7445.dtsi"
diff --git a/arch/arm/boot/dts/bcm7445.dtsi b/arch/arm/boot/dts/bcm7445.dtsi
index 4791321969b3..c859aa6f358c 100644
--- a/arch/arm/boot/dts/bcm7445.dtsi
+++ b/arch/arm/boot/dts/bcm7445.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include "skeleton.dtsi"
diff --git a/arch/arm/boot/dts/bcm963138dvt.dts b/arch/arm/boot/dts/bcm963138dvt.dts
index 370aa2cfddf2..c61673638fa8 100644
--- a/arch/arm/boot/dts/bcm963138dvt.dts
+++ b/arch/arm/boot/dts/bcm963138dvt.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Broadcom BCM63138 Reference Board DTS
*/
diff --git a/arch/arm/boot/dts/dove-cubox-es.dts b/arch/arm/boot/dts/dove-cubox-es.dts
index e28ef056dd17..ad361ec1361d 100644
--- a/arch/arm/boot/dts/dove-cubox-es.dts
+++ b/arch/arm/boot/dts/dove-cubox-es.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "dove-cubox.dts"
/ {
diff --git a/arch/arm/boot/dts/dove-cubox.dts b/arch/arm/boot/dts/dove-cubox.dts
index af3cb633135f..580e3cbcfbf7 100644
--- a/arch/arm/boot/dts/dove-cubox.dts
+++ b/arch/arm/boot/dts/dove-cubox.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "dove.dtsi"
diff --git a/arch/arm/boot/dts/dove-d2plug.dts b/arch/arm/boot/dts/dove-d2plug.dts
index c11d3636c8e5..273f12ca2512 100644
--- a/arch/arm/boot/dts/dove-d2plug.dts
+++ b/arch/arm/boot/dts/dove-d2plug.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "dove.dtsi"
diff --git a/arch/arm/boot/dts/dove-d3plug.dts b/arch/arm/boot/dts/dove-d3plug.dts
index e88ff83f1dec..826026c28f90 100644
--- a/arch/arm/boot/dts/dove-d3plug.dts
+++ b/arch/arm/boot/dts/dove-d3plug.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "dove.dtsi"
diff --git a/arch/arm/boot/dts/dove-dove-db.dts b/arch/arm/boot/dts/dove-dove-db.dts
index bb725dca3a10..1754a62e014e 100644
--- a/arch/arm/boot/dts/dove-dove-db.dts
+++ b/arch/arm/boot/dts/dove-dove-db.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "dove.dtsi"
diff --git a/arch/arm/boot/dts/dove.dtsi b/arch/arm/boot/dts/dove.dtsi
index 1475d3672e56..f4a07bb7c3a2 100644
--- a/arch/arm/boot/dts/dove.dtsi
+++ b/arch/arm/boot/dts/dove.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/include/ "skeleton.dtsi"
#include <dt-bindings/gpio/gpio.h>
diff --git a/arch/arm/boot/dts/efm32gg-dk3750.dts b/arch/arm/boot/dts/efm32gg-dk3750.dts
index 98fc667d22c7..c9f3ea29cf9e 100644
--- a/arch/arm/boot/dts/efm32gg-dk3750.dts
+++ b/arch/arm/boot/dts/efm32gg-dk3750.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Device tree for EFM32GG-DK3750 development board.
*
diff --git a/arch/arm/boot/dts/efm32gg.dtsi b/arch/arm/boot/dts/efm32gg.dtsi
index b78c57e51ed5..8a58e49144cc 100644
--- a/arch/arm/boot/dts/efm32gg.dtsi
+++ b/arch/arm/boot/dts/efm32gg.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Device tree for Energy Micro EFM32 Giant Gecko SoC.
*
diff --git a/arch/arm/boot/dts/elpida_ecb240abacn.dtsi b/arch/arm/boot/dts/elpida_ecb240abacn.dtsi
index f97f70f83374..d87ee4794f83 100644
--- a/arch/arm/boot/dts/elpida_ecb240abacn.dtsi
+++ b/arch/arm/boot/dts/elpida_ecb240abacn.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Common devices used in different OMAP boards
*/
diff --git a/arch/arm/boot/dts/gemini-nas4220b.dts b/arch/arm/boot/dts/gemini-nas4220b.dts
index b4fc58c8cf8d..d6a22e677c7a 100644
--- a/arch/arm/boot/dts/gemini-nas4220b.dts
+++ b/arch/arm/boot/dts/gemini-nas4220b.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Device Tree file for the Gemini-based Raidsonic NAS IB-4220-B
*/
diff --git a/arch/arm/boot/dts/gemini-rut1xx.dts b/arch/arm/boot/dts/gemini-rut1xx.dts
index 3613b264f45f..500057b6570e 100644
--- a/arch/arm/boot/dts/gemini-rut1xx.dts
+++ b/arch/arm/boot/dts/gemini-rut1xx.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Device Tree file for Teltonika RUT1xx
*/
diff --git a/arch/arm/boot/dts/gemini-sq201.dts b/arch/arm/boot/dts/gemini-sq201.dts
index 7cfa9caf47d4..63c02ca9513c 100644
--- a/arch/arm/boot/dts/gemini-sq201.dts
+++ b/arch/arm/boot/dts/gemini-sq201.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Device Tree file for ITian Square One SQ201 NAS
*/
diff --git a/arch/arm/boot/dts/gemini-wbd111.dts b/arch/arm/boot/dts/gemini-wbd111.dts
index 38a49e750478..b413fd12c5ba 100644
--- a/arch/arm/boot/dts/gemini-wbd111.dts
+++ b/arch/arm/boot/dts/gemini-wbd111.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Device Tree file for Wiliboard WBD-111
*/
diff --git a/arch/arm/boot/dts/gemini-wbd222.dts b/arch/arm/boot/dts/gemini-wbd222.dts
index f77e34e0df0b..3ba710538662 100644
--- a/arch/arm/boot/dts/gemini-wbd222.dts
+++ b/arch/arm/boot/dts/gemini-wbd222.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Device Tree file for Wiliboard WBD-222
*/
diff --git a/arch/arm/boot/dts/gemini.dtsi b/arch/arm/boot/dts/gemini.dtsi
index c68e8d430234..b9b07d0895cf 100644
--- a/arch/arm/boot/dts/gemini.dtsi
+++ b/arch/arm/boot/dts/gemini.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Device Tree file for Cortina systems Gemini SoC
*/
@@ -145,11 +146,12 @@
};
watchdog@41000000 {
- compatible = "cortina,gemini-watchdog";
+ compatible = "cortina,gemini-watchdog", "faraday,ftwdt010";
reg = <0x41000000 0x1000>;
interrupts = <3 IRQ_TYPE_LEVEL_HIGH>;
resets = <&syscon GEMINI_RESET_WDOG>;
clocks = <&syscon GEMINI_CLK_APB>;
+ clock-names = "PCLK";
};
uart0: serial@42000000 {
diff --git a/arch/arm/boot/dts/imx28-apx4devkit.dts b/arch/arm/boot/dts/imx28-apx4devkit.dts
index 1092b761d7ac..d2a91976e67f 100644
--- a/arch/arm/boot/dts/imx28-apx4devkit.dts
+++ b/arch/arm/boot/dts/imx28-apx4devkit.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "imx28.dtsi"
diff --git a/arch/arm/boot/dts/imx6qdl-dfi-fs700-m60.dtsi b/arch/arm/boot/dts/imx6qdl-dfi-fs700-m60.dtsi
index d78312c63672..ebe7a8bddf04 100644
--- a/arch/arm/boot/dts/imx6qdl-dfi-fs700-m60.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-dfi-fs700-m60.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/gpio/gpio.h>
/ {
diff --git a/arch/arm/boot/dts/imx7d.dtsi b/arch/arm/boot/dts/imx7d.dtsi
index f46814a7ea44..4d308d17f040 100644
--- a/arch/arm/boot/dts/imx7d.dtsi
+++ b/arch/arm/boot/dts/imx7d.dtsi
@@ -144,10 +144,10 @@
interrupt-names = "msi";
#interrupt-cells = <1>;
interrupt-map-mask = <0 0 0 0x7>;
- interrupt-map = <0 0 0 1 &intc GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>,
- <0 0 0 2 &intc GIC_SPI 124 IRQ_TYPE_LEVEL_HIGH>,
- <0 0 0 3 &intc GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>,
- <0 0 0 4 &intc GIC_SPI 122 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-map = <0 0 0 1 &intc GIC_SPI 122 IRQ_TYPE_LEVEL_HIGH>,
+ <0 0 0 2 &intc GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>,
+ <0 0 0 3 &intc GIC_SPI 124 IRQ_TYPE_LEVEL_HIGH>,
+ <0 0 0 4 &intc GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clks IMX7D_PCIE_CTRL_ROOT_CLK>,
<&clks IMX7D_PLL_ENET_MAIN_100M_CLK>,
<&clks IMX7D_PCIE_PHY_ROOT_CLK>;
diff --git a/arch/arm/boot/dts/integrator.dtsi b/arch/arm/boot/dts/integrator.dtsi
index 6fe0dd1d3541..380f9ae60c78 100644
--- a/arch/arm/boot/dts/integrator.dtsi
+++ b/arch/arm/boot/dts/integrator.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* SoC core Device Tree for the ARM Integrator platforms
*/
diff --git a/arch/arm/boot/dts/integratorap.dts b/arch/arm/boot/dts/integratorap.dts
index e8b249f92fb3..a5d88a213dcd 100644
--- a/arch/arm/boot/dts/integratorap.dts
+++ b/arch/arm/boot/dts/integratorap.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Device Tree for the ARM Integrator/AP platform
*/
diff --git a/arch/arm/boot/dts/integratorcp.dts b/arch/arm/boot/dts/integratorcp.dts
index 97f38b57a702..a185ab8759fa 100644
--- a/arch/arm/boot/dts/integratorcp.dts
+++ b/arch/arm/boot/dts/integratorcp.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Device Tree for the ARM Integrator/CP platform
*/
diff --git a/arch/arm/boot/dts/kirkwood-6192.dtsi b/arch/arm/boot/dts/kirkwood-6192.dtsi
index f003f3f1bd65..396bcba08adb 100644
--- a/arch/arm/boot/dts/kirkwood-6192.dtsi
+++ b/arch/arm/boot/dts/kirkwood-6192.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
mbus@f1000000 {
pciec: pcie@82000000 {
diff --git a/arch/arm/boot/dts/kirkwood-6281.dtsi b/arch/arm/boot/dts/kirkwood-6281.dtsi
index 47d4b3d3d9e9..faa05849a40d 100644
--- a/arch/arm/boot/dts/kirkwood-6281.dtsi
+++ b/arch/arm/boot/dts/kirkwood-6281.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
mbus@f1000000 {
pciec: pcie@82000000 {
diff --git a/arch/arm/boot/dts/kirkwood-6282.dtsi b/arch/arm/boot/dts/kirkwood-6282.dtsi
index a13dad0a7c08..e84c54b77dea 100644
--- a/arch/arm/boot/dts/kirkwood-6282.dtsi
+++ b/arch/arm/boot/dts/kirkwood-6282.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
mbus@f1000000 {
pciec: pcie@82000000 {
diff --git a/arch/arm/boot/dts/kirkwood-98dx4122.dtsi b/arch/arm/boot/dts/kirkwood-98dx4122.dtsi
index 90d4d71b6683..299c147298c3 100644
--- a/arch/arm/boot/dts/kirkwood-98dx4122.dtsi
+++ b/arch/arm/boot/dts/kirkwood-98dx4122.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
mbus@f1000000 {
pciec: pcie@82000000 {
diff --git a/arch/arm/boot/dts/kirkwood-cloudbox.dts b/arch/arm/boot/dts/kirkwood-cloudbox.dts
index 555b7e4c58a5..448b0cd23b5f 100644
--- a/arch/arm/boot/dts/kirkwood-cloudbox.dts
+++ b/arch/arm/boot/dts/kirkwood-cloudbox.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "kirkwood.dtsi"
diff --git a/arch/arm/boot/dts/kirkwood-dns320.dts b/arch/arm/boot/dts/kirkwood-dns320.dts
index d85ef0a91b50..d6b0f418fd01 100644
--- a/arch/arm/boot/dts/kirkwood-dns320.dts
+++ b/arch/arm/boot/dts/kirkwood-dns320.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "kirkwood-dnskw.dtsi"
diff --git a/arch/arm/boot/dts/kirkwood-dns325.dts b/arch/arm/boot/dts/kirkwood-dns325.dts
index 5e586ed04c58..94d9c06cbbf5 100644
--- a/arch/arm/boot/dts/kirkwood-dns325.dts
+++ b/arch/arm/boot/dts/kirkwood-dns325.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "kirkwood-dnskw.dtsi"
diff --git a/arch/arm/boot/dts/kirkwood-dnskw.dtsi b/arch/arm/boot/dts/kirkwood-dnskw.dtsi
index d8fca9db46d0..cbaf06f2f78e 100644
--- a/arch/arm/boot/dts/kirkwood-dnskw.dtsi
+++ b/arch/arm/boot/dts/kirkwood-dnskw.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "kirkwood.dtsi"
#include "kirkwood-6281.dtsi"
diff --git a/arch/arm/boot/dts/kirkwood-dockstar.dts b/arch/arm/boot/dts/kirkwood-dockstar.dts
index 849736349511..6a3f1bf6d9f1 100644
--- a/arch/arm/boot/dts/kirkwood-dockstar.dts
+++ b/arch/arm/boot/dts/kirkwood-dockstar.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "kirkwood.dtsi"
diff --git a/arch/arm/boot/dts/kirkwood-dreamplug.dts b/arch/arm/boot/dts/kirkwood-dreamplug.dts
index e2abc8246bf3..7f326e267494 100644
--- a/arch/arm/boot/dts/kirkwood-dreamplug.dts
+++ b/arch/arm/boot/dts/kirkwood-dreamplug.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "kirkwood.dtsi"
diff --git a/arch/arm/boot/dts/kirkwood-goflexnet.dts b/arch/arm/boot/dts/kirkwood-goflexnet.dts
index aa60a0b049a7..02d87e0a1061 100644
--- a/arch/arm/boot/dts/kirkwood-goflexnet.dts
+++ b/arch/arm/boot/dts/kirkwood-goflexnet.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "kirkwood.dtsi"
diff --git a/arch/arm/boot/dts/kirkwood-guruplug-server-plus.dts b/arch/arm/boot/dts/kirkwood-guruplug-server-plus.dts
index b2d9834bf458..ff1260ee3fe8 100644
--- a/arch/arm/boot/dts/kirkwood-guruplug-server-plus.dts
+++ b/arch/arm/boot/dts/kirkwood-guruplug-server-plus.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "kirkwood.dtsi"
diff --git a/arch/arm/boot/dts/kirkwood-ib62x0.dts b/arch/arm/boot/dts/kirkwood-ib62x0.dts
index 5bf62897014c..962a910a6f5c 100644
--- a/arch/arm/boot/dts/kirkwood-ib62x0.dts
+++ b/arch/arm/boot/dts/kirkwood-ib62x0.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "kirkwood.dtsi"
diff --git a/arch/arm/boot/dts/kirkwood-iconnect.dts b/arch/arm/boot/dts/kirkwood-iconnect.dts
index d25184ae4af3..4a512d80912c 100644
--- a/arch/arm/boot/dts/kirkwood-iconnect.dts
+++ b/arch/arm/boot/dts/kirkwood-iconnect.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "kirkwood.dtsi"
diff --git a/arch/arm/boot/dts/kirkwood-iomega_ix2_200.dts b/arch/arm/boot/dts/kirkwood-iomega_ix2_200.dts
index 8474bffec0ca..62272d58664f 100644
--- a/arch/arm/boot/dts/kirkwood-iomega_ix2_200.dts
+++ b/arch/arm/boot/dts/kirkwood-iomega_ix2_200.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "kirkwood.dtsi"
diff --git a/arch/arm/boot/dts/kirkwood-is2.dts b/arch/arm/boot/dts/kirkwood-is2.dts
index 4121674abd1c..1bc16a5cdbaa 100644
--- a/arch/arm/boot/dts/kirkwood-is2.dts
+++ b/arch/arm/boot/dts/kirkwood-is2.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include <dt-bindings/leds/leds-ns2.h>
diff --git a/arch/arm/boot/dts/kirkwood-km_common.dtsi b/arch/arm/boot/dts/kirkwood-km_common.dtsi
index 7962bdefde49..75dc83914f56 100644
--- a/arch/arm/boot/dts/kirkwood-km_common.dtsi
+++ b/arch/arm/boot/dts/kirkwood-km_common.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
chosen {
bootargs = "console=ttyS0,115200n8 earlyprintk";
diff --git a/arch/arm/boot/dts/kirkwood-km_fixedeth.dts b/arch/arm/boot/dts/kirkwood-km_fixedeth.dts
index 9895f2b10f8a..515be7bccc0a 100644
--- a/arch/arm/boot/dts/kirkwood-km_fixedeth.dts
+++ b/arch/arm/boot/dts/kirkwood-km_fixedeth.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "kirkwood.dtsi"
diff --git a/arch/arm/boot/dts/kirkwood-km_kirkwood.dts b/arch/arm/boot/dts/kirkwood-km_kirkwood.dts
index 235bf382fff9..f035eff1c111 100644
--- a/arch/arm/boot/dts/kirkwood-km_kirkwood.dts
+++ b/arch/arm/boot/dts/kirkwood-km_kirkwood.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "kirkwood.dtsi"
diff --git a/arch/arm/boot/dts/kirkwood-lschlv2.dts b/arch/arm/boot/dts/kirkwood-lschlv2.dts
index e2fa368aef25..1d737d903f5f 100644
--- a/arch/arm/boot/dts/kirkwood-lschlv2.dts
+++ b/arch/arm/boot/dts/kirkwood-lschlv2.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "kirkwood-lsxl.dtsi"
diff --git a/arch/arm/boot/dts/kirkwood-lsxhl.dts b/arch/arm/boot/dts/kirkwood-lsxhl.dts
index 8d89cdf8d6bf..a56e0d797778 100644
--- a/arch/arm/boot/dts/kirkwood-lsxhl.dts
+++ b/arch/arm/boot/dts/kirkwood-lsxhl.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "kirkwood-lsxl.dtsi"
diff --git a/arch/arm/boot/dts/kirkwood-lsxl.dtsi b/arch/arm/boot/dts/kirkwood-lsxl.dtsi
index 8b7c6ce79a41..7b151acb9984 100644
--- a/arch/arm/boot/dts/kirkwood-lsxl.dtsi
+++ b/arch/arm/boot/dts/kirkwood-lsxl.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "kirkwood.dtsi"
#include "kirkwood-6281.dtsi"
diff --git a/arch/arm/boot/dts/kirkwood-mplcec4.dts b/arch/arm/boot/dts/kirkwood-mplcec4.dts
index aa413b0bcce2..b80d12f6aa49 100644
--- a/arch/arm/boot/dts/kirkwood-mplcec4.dts
+++ b/arch/arm/boot/dts/kirkwood-mplcec4.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "kirkwood.dtsi"
diff --git a/arch/arm/boot/dts/kirkwood-ns2-common.dtsi b/arch/arm/boot/dts/kirkwood-ns2-common.dtsi
index 282605f4c92c..51530ea86622 100644
--- a/arch/arm/boot/dts/kirkwood-ns2-common.dtsi
+++ b/arch/arm/boot/dts/kirkwood-ns2-common.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "kirkwood.dtsi"
#include "kirkwood-6281.dtsi"
diff --git a/arch/arm/boot/dts/kirkwood-ns2.dts b/arch/arm/boot/dts/kirkwood-ns2.dts
index 190189d235e6..7b67083e1ec0 100644
--- a/arch/arm/boot/dts/kirkwood-ns2.dts
+++ b/arch/arm/boot/dts/kirkwood-ns2.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include <dt-bindings/leds/leds-ns2.h>
diff --git a/arch/arm/boot/dts/kirkwood-ns2lite.dts b/arch/arm/boot/dts/kirkwood-ns2lite.dts
index 2c661add0cc0..b0cb5907ed63 100644
--- a/arch/arm/boot/dts/kirkwood-ns2lite.dts
+++ b/arch/arm/boot/dts/kirkwood-ns2lite.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "kirkwood-ns2-common.dtsi"
diff --git a/arch/arm/boot/dts/kirkwood-ns2max.dts b/arch/arm/boot/dts/kirkwood-ns2max.dts
index 55cc41d9c80c..c0a087e77408 100644
--- a/arch/arm/boot/dts/kirkwood-ns2max.dts
+++ b/arch/arm/boot/dts/kirkwood-ns2max.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include <dt-bindings/leds/leds-ns2.h>
diff --git a/arch/arm/boot/dts/kirkwood-ns2mini.dts b/arch/arm/boot/dts/kirkwood-ns2mini.dts
index 9935f3ec29b4..5b9fa14b6428 100644
--- a/arch/arm/boot/dts/kirkwood-ns2mini.dts
+++ b/arch/arm/boot/dts/kirkwood-ns2mini.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include <dt-bindings/leds/leds-ns2.h>
diff --git a/arch/arm/boot/dts/kirkwood-nsa310.dts b/arch/arm/boot/dts/kirkwood-nsa310.dts
index 0b69ee4934fa..9b861c2e76c5 100644
--- a/arch/arm/boot/dts/kirkwood-nsa310.dts
+++ b/arch/arm/boot/dts/kirkwood-nsa310.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "kirkwood-nsa3x0-common.dtsi"
diff --git a/arch/arm/boot/dts/kirkwood-nsa310a.dts b/arch/arm/boot/dts/kirkwood-nsa310a.dts
index 3d2b3d494c19..b85e314f045a 100644
--- a/arch/arm/boot/dts/kirkwood-nsa310a.dts
+++ b/arch/arm/boot/dts/kirkwood-nsa310a.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "kirkwood-nsa3x0-common.dtsi"
diff --git a/arch/arm/boot/dts/kirkwood-nsa3x0-common.dtsi b/arch/arm/boot/dts/kirkwood-nsa3x0-common.dtsi
index e09b79ac73fd..2c4037b07282 100644
--- a/arch/arm/boot/dts/kirkwood-nsa3x0-common.dtsi
+++ b/arch/arm/boot/dts/kirkwood-nsa3x0-common.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "kirkwood.dtsi"
#include "kirkwood-6281.dtsi"
diff --git a/arch/arm/boot/dts/kirkwood-openblocks_a6.dts b/arch/arm/boot/dts/kirkwood-openblocks_a6.dts
index c75da5f0ca48..8ea430168ea5 100644
--- a/arch/arm/boot/dts/kirkwood-openblocks_a6.dts
+++ b/arch/arm/boot/dts/kirkwood-openblocks_a6.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "kirkwood.dtsi"
diff --git a/arch/arm/boot/dts/kirkwood-pogoplug-series-4.dts b/arch/arm/boot/dts/kirkwood-pogoplug-series-4.dts
index b2f26239d298..5ce220ac9611 100644
--- a/arch/arm/boot/dts/kirkwood-pogoplug-series-4.dts
+++ b/arch/arm/boot/dts/kirkwood-pogoplug-series-4.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* kirkwood-pogoplug-series-4.dts - Device tree file for PogoPlug Series 4
* inspired by the board files made by Kevin Mihelich for ArchLinux,
diff --git a/arch/arm/boot/dts/kirkwood-topkick.dts b/arch/arm/boot/dts/kirkwood-topkick.dts
index 330aada6d33f..a5b51e29f63e 100644
--- a/arch/arm/boot/dts/kirkwood-topkick.dts
+++ b/arch/arm/boot/dts/kirkwood-topkick.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "kirkwood.dtsi"
diff --git a/arch/arm/boot/dts/kirkwood-ts219-6281.dts b/arch/arm/boot/dts/kirkwood-ts219-6281.dts
index ee62204e4ecd..30892c19aceb 100644
--- a/arch/arm/boot/dts/kirkwood-ts219-6281.dts
+++ b/arch/arm/boot/dts/kirkwood-ts219-6281.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "kirkwood.dtsi"
diff --git a/arch/arm/boot/dts/kirkwood-ts219-6282.dts b/arch/arm/boot/dts/kirkwood-ts219-6282.dts
index 3437bb396844..aba1205981f1 100644
--- a/arch/arm/boot/dts/kirkwood-ts219-6282.dts
+++ b/arch/arm/boot/dts/kirkwood-ts219-6282.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "kirkwood.dtsi"
diff --git a/arch/arm/boot/dts/kirkwood-ts219.dtsi b/arch/arm/boot/dts/kirkwood-ts219.dtsi
index 62e5e2d5c348..4faea1d9facf 100644
--- a/arch/arm/boot/dts/kirkwood-ts219.dtsi
+++ b/arch/arm/boot/dts/kirkwood-ts219.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
model = "QNAP TS219 family";
compatible = "qnap,ts219", "marvell,kirkwood";
diff --git a/arch/arm/boot/dts/kirkwood.dtsi b/arch/arm/boot/dts/kirkwood.dtsi
index 29b8bd7e0d93..a70fc7f01fc3 100644
--- a/arch/arm/boot/dts/kirkwood.dtsi
+++ b/arch/arm/boot/dts/kirkwood.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/include/ "skeleton.dtsi"
#include <dt-bindings/input/input.h>
#include <dt-bindings/gpio/gpio.h>
diff --git a/arch/arm/boot/dts/moxart.dtsi b/arch/arm/boot/dts/moxart.dtsi
index 1f4c795d3f72..da7b3237bfe9 100644
--- a/arch/arm/boot/dts/moxart.dtsi
+++ b/arch/arm/boot/dts/moxart.dtsi
@@ -87,9 +87,10 @@
};
watchdog: watchdog@98500000 {
- compatible = "moxa,moxart-watchdog";
+ compatible = "moxa,moxart-watchdog", "faraday,ftwdt010";
reg = <0x98500000 0x10>;
clocks = <&clk_apb>;
+ clock-names = "PCLK";
};
sdhci: sdhci@98e00000 {
diff --git a/arch/arm/boot/dts/omap-gpmc-smsc911x.dtsi b/arch/arm/boot/dts/omap-gpmc-smsc911x.dtsi
index 445fafc73254..ded7e8fec9eb 100644
--- a/arch/arm/boot/dts/omap-gpmc-smsc911x.dtsi
+++ b/arch/arm/boot/dts/omap-gpmc-smsc911x.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Common file for GPMC connected smsc911x on omaps
*
diff --git a/arch/arm/boot/dts/omap-gpmc-smsc9221.dtsi b/arch/arm/boot/dts/omap-gpmc-smsc9221.dtsi
index 73e272fadc20..7f6aefd13451 100644
--- a/arch/arm/boot/dts/omap-gpmc-smsc9221.dtsi
+++ b/arch/arm/boot/dts/omap-gpmc-smsc9221.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Common file for GPMC connected smsc9221 on omaps
*
diff --git a/arch/arm/boot/dts/omap-zoom-common.dtsi b/arch/arm/boot/dts/omap-zoom-common.dtsi
index 46ef3e443861..d4ad9e58b199 100644
--- a/arch/arm/boot/dts/omap-zoom-common.dtsi
+++ b/arch/arm/boot/dts/omap-zoom-common.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Common features on the Zoom debug board
*/
diff --git a/arch/arm/boot/dts/omap2420-n800.dts b/arch/arm/boot/dts/omap2420-n800.dts
index d8c1b423606a..f06d767e818b 100644
--- a/arch/arm/boot/dts/omap2420-n800.dts
+++ b/arch/arm/boot/dts/omap2420-n800.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "omap2420-n8x0-common.dtsi"
diff --git a/arch/arm/boot/dts/omap2420-n810-wimax.dts b/arch/arm/boot/dts/omap2420-n810-wimax.dts
index 6b25b0359ac9..ac9acbd609b6 100644
--- a/arch/arm/boot/dts/omap2420-n810-wimax.dts
+++ b/arch/arm/boot/dts/omap2420-n810-wimax.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "omap2420-n8x0-common.dtsi"
diff --git a/arch/arm/boot/dts/omap2420-n810.dts b/arch/arm/boot/dts/omap2420-n810.dts
index b604d26bd48c..7c485fbfa535 100644
--- a/arch/arm/boot/dts/omap2420-n810.dts
+++ b/arch/arm/boot/dts/omap2420-n810.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "omap2420-n8x0-common.dtsi"
diff --git a/arch/arm/boot/dts/omap2420-n8x0-common.dtsi b/arch/arm/boot/dts/omap2420-n8x0-common.dtsi
index 91886231e5a8..1de80c7886ab 100644
--- a/arch/arm/boot/dts/omap2420-n8x0-common.dtsi
+++ b/arch/arm/boot/dts/omap2420-n8x0-common.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "omap2420.dtsi"
/ {
diff --git a/arch/arm/boot/dts/omap3-cm-t3517.dts b/arch/arm/boot/dts/omap3-cm-t3517.dts
index 3d293b345e99..4994e33bf663 100644
--- a/arch/arm/boot/dts/omap3-cm-t3517.dts
+++ b/arch/arm/boot/dts/omap3-cm-t3517.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Support for CompuLab CM-T3517
*/
diff --git a/arch/arm/boot/dts/omap3-cm-t3530.dts b/arch/arm/boot/dts/omap3-cm-t3530.dts
index 8dd14fcf6825..76e52c78cbb4 100644
--- a/arch/arm/boot/dts/omap3-cm-t3530.dts
+++ b/arch/arm/boot/dts/omap3-cm-t3530.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Support for CompuLab CM-T3530
*/
diff --git a/arch/arm/boot/dts/omap3-cm-t3730.dts b/arch/arm/boot/dts/omap3-cm-t3730.dts
index bdf4b7fdda39..8c63ac5bbb12 100644
--- a/arch/arm/boot/dts/omap3-cm-t3730.dts
+++ b/arch/arm/boot/dts/omap3-cm-t3730.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Support for CompuLab CM-T3730
*/
diff --git a/arch/arm/boot/dts/omap3-cm-t3x.dtsi b/arch/arm/boot/dts/omap3-cm-t3x.dtsi
index fccd5383243c..31d5ebf38892 100644
--- a/arch/arm/boot/dts/omap3-cm-t3x.dtsi
+++ b/arch/arm/boot/dts/omap3-cm-t3x.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Common support for CompuLab CM-T3x CoMs
*/
diff --git a/arch/arm/boot/dts/omap3-cm-t3x30.dtsi b/arch/arm/boot/dts/omap3-cm-t3x30.dtsi
index 046cd7733c4f..5e8943539fcc 100644
--- a/arch/arm/boot/dts/omap3-cm-t3x30.dtsi
+++ b/arch/arm/boot/dts/omap3-cm-t3x30.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Common support for CompuLab CM-T3x30 CoMs
*/
diff --git a/arch/arm/boot/dts/omap3-evm-common.dtsi b/arch/arm/boot/dts/omap3-evm-common.dtsi
index ff35803088e3..dbc3f030a16c 100644
--- a/arch/arm/boot/dts/omap3-evm-common.dtsi
+++ b/arch/arm/boot/dts/omap3-evm-common.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Common support for omap3 EVM boards
*/
diff --git a/arch/arm/boot/dts/omap3-panel-sharp-ls037v7dw01.dtsi b/arch/arm/boot/dts/omap3-panel-sharp-ls037v7dw01.dtsi
index 157345bb8e79..25e100db7b1a 100644
--- a/arch/arm/boot/dts/omap3-panel-sharp-ls037v7dw01.dtsi
+++ b/arch/arm/boot/dts/omap3-panel-sharp-ls037v7dw01.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Common file for omap dpi panels with QVGA and reset pins
*
diff --git a/arch/arm/boot/dts/omap3-sb-t35.dtsi b/arch/arm/boot/dts/omap3-sb-t35.dtsi
index 4476fb685a1b..22b4c8bdcc65 100644
--- a/arch/arm/boot/dts/omap3-sb-t35.dtsi
+++ b/arch/arm/boot/dts/omap3-sb-t35.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Common support for CompuLab SB-T35 used on SBC-T3530, SBC-T3517 and SBC-T3730
*/
diff --git a/arch/arm/boot/dts/omap3-sbc-t3517.dts b/arch/arm/boot/dts/omap3-sbc-t3517.dts
index c2d5c28a1a70..a69d32860421 100644
--- a/arch/arm/boot/dts/omap3-sbc-t3517.dts
+++ b/arch/arm/boot/dts/omap3-sbc-t3517.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Suppport for CompuLab SBC-T3517 with CM-T3517
*/
diff --git a/arch/arm/boot/dts/omap3-sbc-t3530.dts b/arch/arm/boot/dts/omap3-sbc-t3530.dts
index 834bc786cd12..ae96002abb3b 100644
--- a/arch/arm/boot/dts/omap3-sbc-t3530.dts
+++ b/arch/arm/boot/dts/omap3-sbc-t3530.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Suppport for CompuLab SBC-T3530 with CM-T3530
*/
diff --git a/arch/arm/boot/dts/omap3-sbc-t3730.dts b/arch/arm/boot/dts/omap3-sbc-t3730.dts
index 73c7bf4a4a08..7de6df16fc17 100644
--- a/arch/arm/boot/dts/omap3-sbc-t3730.dts
+++ b/arch/arm/boot/dts/omap3-sbc-t3730.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Suppport for CompuLab SBC-T3730 with CM-T3730
*/
diff --git a/arch/arm/boot/dts/omap5-cm-t54.dts b/arch/arm/boot/dts/omap5-cm-t54.dts
index 552a5c4c5942..5b172a04b6f1 100644
--- a/arch/arm/boot/dts/omap5-cm-t54.dts
+++ b/arch/arm/boot/dts/omap5-cm-t54.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Support for CompuLab CM-T54
*/
diff --git a/arch/arm/boot/dts/omap5-sbc-t54.dts b/arch/arm/boot/dts/omap5-sbc-t54.dts
index 7b8810d13257..657df46251c2 100644
--- a/arch/arm/boot/dts/omap5-sbc-t54.dts
+++ b/arch/arm/boot/dts/omap5-sbc-t54.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Suppport for CompuLab CM-T54 on SB-T54 baseboard
*/
diff --git a/arch/arm/boot/dts/pxa27x.dtsi b/arch/arm/boot/dts/pxa27x.dtsi
index 5f1d6da02a4c..747f750f675d 100644
--- a/arch/arm/boot/dts/pxa27x.dtsi
+++ b/arch/arm/boot/dts/pxa27x.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* The pxa3xx skeleton simply augments the 2xx version */
#include "pxa2xx.dtsi"
#include "dt-bindings/clock/pxa-clock.h"
diff --git a/arch/arm/boot/dts/pxa3xx.dtsi b/arch/arm/boot/dts/pxa3xx.dtsi
index 7a0cc4ea819a..55c75b67351c 100644
--- a/arch/arm/boot/dts/pxa3xx.dtsi
+++ b/arch/arm/boot/dts/pxa3xx.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* The pxa3xx skeleton simply augments the 2xx version */
#include "pxa2xx.dtsi"
diff --git a/arch/arm/boot/dts/qcom-apq8064-arrow-sd-600eval-pins.dtsi b/arch/arm/boot/dts/qcom-apq8064-arrow-sd-600eval-pins.dtsi
index a3efb9704fcd..8df73156b73a 100644
--- a/arch/arm/boot/dts/qcom-apq8064-arrow-sd-600eval-pins.dtsi
+++ b/arch/arm/boot/dts/qcom-apq8064-arrow-sd-600eval-pins.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
&tlmm_pinmux {
card_detect: card-detect {
mux {
diff --git a/arch/arm/boot/dts/qcom-apq8064-arrow-sd-600eval.dts b/arch/arm/boot/dts/qcom-apq8064-arrow-sd-600eval.dts
index f245064f320e..76b56eafaab9 100644
--- a/arch/arm/boot/dts/qcom-apq8064-arrow-sd-600eval.dts
+++ b/arch/arm/boot/dts/qcom-apq8064-arrow-sd-600eval.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "qcom-apq8064-v2.0.dtsi"
#include "qcom-apq8064-arrow-sd-600eval-pins.dtsi"
#include <dt-bindings/gpio/gpio.h>
diff --git a/arch/arm/boot/dts/qcom-apq8064-asus-nexus7-flo.dts b/arch/arm/boot/dts/qcom-apq8064-asus-nexus7-flo.dts
index 3483a66e44c1..a701d4bac320 100644
--- a/arch/arm/boot/dts/qcom-apq8064-asus-nexus7-flo.dts
+++ b/arch/arm/boot/dts/qcom-apq8064-asus-nexus7-flo.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "qcom-apq8064-v2.0.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
diff --git a/arch/arm/boot/dts/qcom-apq8064-cm-qs600.dts b/arch/arm/boot/dts/qcom-apq8064-cm-qs600.dts
index 5b151e425530..b818ebce0978 100644
--- a/arch/arm/boot/dts/qcom-apq8064-cm-qs600.dts
+++ b/arch/arm/boot/dts/qcom-apq8064-cm-qs600.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "qcom-apq8064-v2.0.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
diff --git a/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts b/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts
index 053b5bdd7808..83aaf4a74398 100644
--- a/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts
+++ b/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "qcom-apq8064-v2.0.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
diff --git a/arch/arm/boot/dts/qcom-apq8064-pins.dtsi b/arch/arm/boot/dts/qcom-apq8064-pins.dtsi
index 173ab7c299ce..cbe42c4153a0 100644
--- a/arch/arm/boot/dts/qcom-apq8064-pins.dtsi
+++ b/arch/arm/boot/dts/qcom-apq8064-pins.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
&tlmm_pinmux {
sdc4_gpios: sdc4-gpios {
diff --git a/arch/arm/boot/dts/qcom-apq8064-sony-xperia-yuga.dts b/arch/arm/boot/dts/qcom-apq8064-sony-xperia-yuga.dts
index 88a9aff41e2f..8bf488fb86ad 100644
--- a/arch/arm/boot/dts/qcom-apq8064-sony-xperia-yuga.dts
+++ b/arch/arm/boot/dts/qcom-apq8064-sony-xperia-yuga.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "qcom-apq8064-v2.0.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
diff --git a/arch/arm/boot/dts/qcom-apq8064-v2.0.dtsi b/arch/arm/boot/dts/qcom-apq8064-v2.0.dtsi
index 935c3945fc5e..46ed48f0244f 100644
--- a/arch/arm/boot/dts/qcom-apq8064-v2.0.dtsi
+++ b/arch/arm/boot/dts/qcom-apq8064-v2.0.dtsi
@@ -1 +1,2 @@
+// SPDX-License-Identifier: GPL-2.0
#include "qcom-apq8064.dtsi"
diff --git a/arch/arm/boot/dts/qcom-apq8064.dtsi b/arch/arm/boot/dts/qcom-apq8064.dtsi
index f3db185a6809..6089c8d56cd5 100644
--- a/arch/arm/boot/dts/qcom-apq8064.dtsi
+++ b/arch/arm/boot/dts/qcom-apq8064.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "skeleton.dtsi"
diff --git a/arch/arm/boot/dts/qcom-apq8074-dragonboard.dts b/arch/arm/boot/dts/qcom-apq8074-dragonboard.dts
index 32f3b81f609c..244f04e19c9d 100644
--- a/arch/arm/boot/dts/qcom-apq8074-dragonboard.dts
+++ b/arch/arm/boot/dts/qcom-apq8074-dragonboard.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "qcom-msm8974.dtsi"
#include "qcom-pm8841.dtsi"
#include "qcom-pm8941.dtsi"
diff --git a/arch/arm/boot/dts/qcom-apq8084-ifc6540.dts b/arch/arm/boot/dts/qcom-apq8084-ifc6540.dts
index 2052b84a77c6..44cd72f1b1be 100644
--- a/arch/arm/boot/dts/qcom-apq8084-ifc6540.dts
+++ b/arch/arm/boot/dts/qcom-apq8084-ifc6540.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "qcom-apq8084.dtsi"
#include "qcom-pma8084.dtsi"
diff --git a/arch/arm/boot/dts/qcom-apq8084-mtp.dts b/arch/arm/boot/dts/qcom-apq8084-mtp.dts
index d174d15bcf70..c6b6680248a6 100644
--- a/arch/arm/boot/dts/qcom-apq8084-mtp.dts
+++ b/arch/arm/boot/dts/qcom-apq8084-mtp.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "qcom-apq8084.dtsi"
#include "qcom-pma8084.dtsi"
diff --git a/arch/arm/boot/dts/qcom-apq8084.dtsi b/arch/arm/boot/dts/qcom-apq8084.dtsi
index 80d48867107f..0e1e98707e3f 100644
--- a/arch/arm/boot/dts/qcom-apq8084.dtsi
+++ b/arch/arm/boot/dts/qcom-apq8084.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "skeleton.dtsi"
diff --git a/arch/arm/boot/dts/qcom-ipq8064-ap148.dts b/arch/arm/boot/dts/qcom-ipq8064-ap148.dts
index 348503d1a1c1..bcf53e37ed93 100644
--- a/arch/arm/boot/dts/qcom-ipq8064-ap148.dts
+++ b/arch/arm/boot/dts/qcom-ipq8064-ap148.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "qcom-ipq8064-v1.0.dtsi"
/ {
diff --git a/arch/arm/boot/dts/qcom-ipq8064-v1.0.dtsi b/arch/arm/boot/dts/qcom-ipq8064-v1.0.dtsi
index 7093b075e408..e1181194e8d3 100644
--- a/arch/arm/boot/dts/qcom-ipq8064-v1.0.dtsi
+++ b/arch/arm/boot/dts/qcom-ipq8064-v1.0.dtsi
@@ -1 +1,2 @@
+// SPDX-License-Identifier: GPL-2.0
#include "qcom-ipq8064.dtsi"
diff --git a/arch/arm/boot/dts/qcom-ipq8064.dtsi b/arch/arm/boot/dts/qcom-ipq8064.dtsi
index f1fbffe59b93..1e0a3b446f7a 100644
--- a/arch/arm/boot/dts/qcom-ipq8064.dtsi
+++ b/arch/arm/boot/dts/qcom-ipq8064.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "skeleton.dtsi"
diff --git a/arch/arm/boot/dts/qcom-msm8660-surf.dts b/arch/arm/boot/dts/qcom-msm8660-surf.dts
index 1adc04978a47..f01a11b18d6a 100644
--- a/arch/arm/boot/dts/qcom-msm8660-surf.dts
+++ b/arch/arm/boot/dts/qcom-msm8660-surf.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/input/input.h>
#include "qcom-msm8660.dtsi"
diff --git a/arch/arm/boot/dts/qcom-msm8660.dtsi b/arch/arm/boot/dts/qcom-msm8660.dtsi
index 1b5d31b33b5e..221c4584552f 100644
--- a/arch/arm/boot/dts/qcom-msm8660.dtsi
+++ b/arch/arm/boot/dts/qcom-msm8660.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "skeleton.dtsi"
diff --git a/arch/arm/boot/dts/qcom-msm8960-cdp.dts b/arch/arm/boot/dts/qcom-msm8960-cdp.dts
index b72a55462caf..82d5d8267adf 100644
--- a/arch/arm/boot/dts/qcom-msm8960-cdp.dts
+++ b/arch/arm/boot/dts/qcom-msm8960-cdp.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/input/input.h>
#include "qcom-msm8960.dtsi"
diff --git a/arch/arm/boot/dts/qcom-msm8960.dtsi b/arch/arm/boot/dts/qcom-msm8960.dtsi
index 288f56e0ccf5..1733d8f40ab1 100644
--- a/arch/arm/boot/dts/qcom-msm8960.dtsi
+++ b/arch/arm/boot/dts/qcom-msm8960.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "skeleton.dtsi"
diff --git a/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts b/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts
index 382bcc3231a9..4dc0b347b1ee 100644
--- a/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts
+++ b/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "qcom-msm8974.dtsi"
#include "qcom-pm8841.dtsi"
#include "qcom-pm8941.dtsi"
diff --git a/arch/arm/boot/dts/qcom-msm8974-sony-xperia-honami.dts b/arch/arm/boot/dts/qcom-msm8974-sony-xperia-honami.dts
index 50966378f9e4..450b8321e0a6 100644
--- a/arch/arm/boot/dts/qcom-msm8974-sony-xperia-honami.dts
+++ b/arch/arm/boot/dts/qcom-msm8974-sony-xperia-honami.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "qcom-msm8974.dtsi"
#include "qcom-pm8841.dtsi"
#include "qcom-pm8941.dtsi"
diff --git a/arch/arm/boot/dts/qcom-msm8974.dtsi b/arch/arm/boot/dts/qcom-msm8974.dtsi
index a39207625354..33002fed8cc3 100644
--- a/arch/arm/boot/dts/qcom-msm8974.dtsi
+++ b/arch/arm/boot/dts/qcom-msm8974.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include <dt-bindings/interrupt-controller/arm-gic.h>
diff --git a/arch/arm/boot/dts/qcom-pm8841.dtsi b/arch/arm/boot/dts/qcom-pm8841.dtsi
index 0512f645922e..2fd59c440903 100644
--- a/arch/arm/boot/dts/qcom-pm8841.dtsi
+++ b/arch/arm/boot/dts/qcom-pm8841.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/spmi/spmi.h>
diff --git a/arch/arm/boot/dts/qcom-pm8941.dtsi b/arch/arm/boot/dts/qcom-pm8941.dtsi
index 3fc9f34f45bb..1d5ef55c7ee5 100644
--- a/arch/arm/boot/dts/qcom-pm8941.dtsi
+++ b/arch/arm/boot/dts/qcom-pm8941.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/iio/qcom,spmi-vadc.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/spmi/spmi.h>
diff --git a/arch/arm/boot/dts/qcom-pma8084.dtsi b/arch/arm/boot/dts/qcom-pma8084.dtsi
index 82d258094156..aac7e73b6872 100644
--- a/arch/arm/boot/dts/qcom-pma8084.dtsi
+++ b/arch/arm/boot/dts/qcom-pma8084.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/iio/qcom,spmi-vadc.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/spmi/spmi.h>
diff --git a/arch/arm/boot/dts/sama5d2-pinfunc.h b/arch/arm/boot/dts/sama5d2-pinfunc.h
index 8a394f336003..e57191fb83de 100644
--- a/arch/arm/boot/dts/sama5d2-pinfunc.h
+++ b/arch/arm/boot/dts/sama5d2-pinfunc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define PINMUX_PIN(no, func, ioset) \
(((no) & 0xffff) | (((func) & 0xf) << 16) | (((ioset) & 0xff) << 20))
diff --git a/arch/arm/boot/dts/sama5d2.dtsi b/arch/arm/boot/dts/sama5d2.dtsi
index 38d2216c7ead..b1a26b42d190 100644
--- a/arch/arm/boot/dts/sama5d2.dtsi
+++ b/arch/arm/boot/dts/sama5d2.dtsi
@@ -1430,6 +1430,7 @@
atmel,min-sample-rate-hz = <200000>;
atmel,max-sample-rate-hz = <20000000>;
atmel,startup-time-ms = <4>;
+ atmel,trigger-edge-type = <IRQ_TYPE_EDGE_RISING>;
status = "disabled";
};
diff --git a/arch/arm/boot/dts/samsung_k3pe0e000b.dtsi b/arch/arm/boot/dts/samsung_k3pe0e000b.dtsi
index 9657a5cbc3ad..dbdda36179ee 100644
--- a/arch/arm/boot/dts/samsung_k3pe0e000b.dtsi
+++ b/arch/arm/boot/dts/samsung_k3pe0e000b.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Timings and Geometry for Samsung K3PE0E000B memory part
*/
diff --git a/arch/arm/boot/dts/skeleton.dtsi b/arch/arm/boot/dts/skeleton.dtsi
index 28b81d60b407..34eda68d9ea2 100644
--- a/arch/arm/boot/dts/skeleton.dtsi
+++ b/arch/arm/boot/dts/skeleton.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This file is deprecated, and will be removed once existing users have been
* updated. New dts{,i} files should *not* include skeleton.dtsi, and should
diff --git a/arch/arm/boot/dts/skeleton64.dtsi b/arch/arm/boot/dts/skeleton64.dtsi
index b5d7f36f33de..54e637752b9d 100644
--- a/arch/arm/boot/dts/skeleton64.dtsi
+++ b/arch/arm/boot/dts/skeleton64.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Skeleton device tree in the 64 bits version; the bare minimum
* needed to boot; just include and add a compatible value. The
diff --git a/arch/arm/boot/dts/st-pincfg.h b/arch/arm/boot/dts/st-pincfg.h
index 4851c387d52d..d80551202292 100644
--- a/arch/arm/boot/dts/st-pincfg.h
+++ b/arch/arm/boot/dts/st-pincfg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ST_PINCFG_H_
#define _ST_PINCFG_H_
diff --git a/arch/arm/boot/dts/ste-nomadik-nhk15.dts b/arch/arm/boot/dts/ste-nomadik-nhk15.dts
index 1ec46a794a4d..12afdc7467e7 100644
--- a/arch/arm/boot/dts/ste-nomadik-nhk15.dts
+++ b/arch/arm/boot/dts/ste-nomadik-nhk15.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Device Tree for the ST-Ericsson Nomadik S8815 board
* Produced by Calao Systems
diff --git a/arch/arm/boot/dts/ste-nomadik-s8815.dts b/arch/arm/boot/dts/ste-nomadik-s8815.dts
index 789329030658..4445446fa828 100644
--- a/arch/arm/boot/dts/ste-nomadik-s8815.dts
+++ b/arch/arm/boot/dts/ste-nomadik-s8815.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Device Tree for the ST-Ericsson Nomadik S8815 board
* Produced by Calao Systems
diff --git a/arch/arm/boot/dts/ste-nomadik-stn8815.dtsi b/arch/arm/boot/dts/ste-nomadik-stn8815.dtsi
index adb1c0998b81..68aab50a73ab 100644
--- a/arch/arm/boot/dts/ste-nomadik-stn8815.dtsi
+++ b/arch/arm/boot/dts/ste-nomadik-stn8815.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Device Tree for the ST-Ericsson Nomadik 8815 STn8815 SoC
*/
diff --git a/arch/arm/boot/dts/ste-u300.dts b/arch/arm/boot/dts/ste-u300.dts
index 2f5107ffeef0..62ecb6a2fa39 100644
--- a/arch/arm/boot/dts/ste-u300.dts
+++ b/arch/arm/boot/dts/ste-u300.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Device Tree for the ST-Ericsson U300 Machine and SoC
*/
diff --git a/arch/arm/boot/dts/sun6i-a31.dtsi b/arch/arm/boot/dts/sun6i-a31.dtsi
index b147cb0dc14b..eef072a21acc 100644
--- a/arch/arm/boot/dts/sun6i-a31.dtsi
+++ b/arch/arm/boot/dts/sun6i-a31.dtsi
@@ -311,8 +311,8 @@
#size-cells = <0>;
reg = <0>;
- tcon1_in_drc1: endpoint@0 {
- reg = <0>;
+ tcon1_in_drc1: endpoint@1 {
+ reg = <1>;
remote-endpoint = <&drc1_out_tcon1>;
};
};
@@ -1012,8 +1012,8 @@
#size-cells = <0>;
reg = <1>;
- be1_out_drc1: endpoint@0 {
- reg = <0>;
+ be1_out_drc1: endpoint@1 {
+ reg = <1>;
remote-endpoint = <&drc1_in_be1>;
};
};
@@ -1042,8 +1042,8 @@
#size-cells = <0>;
reg = <0>;
- drc1_in_be1: endpoint@0 {
- reg = <0>;
+ drc1_in_be1: endpoint@1 {
+ reg = <1>;
remote-endpoint = <&be1_out_drc1>;
};
};
@@ -1053,8 +1053,8 @@
#size-cells = <0>;
reg = <1>;
- drc1_out_tcon1: endpoint@0 {
- reg = <0>;
+ drc1_out_tcon1: endpoint@1 {
+ reg = <1>;
remote-endpoint = <&tcon1_in_drc1>;
};
};
diff --git a/arch/arm/boot/dts/tango4-common.dtsi b/arch/arm/boot/dts/tango4-common.dtsi
index 0c8cad4d6ee6..12ab6e0c0331 100644
--- a/arch/arm/boot/dts/tango4-common.dtsi
+++ b/arch/arm/boot/dts/tango4-common.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Based on Mans Rullgard's Tango3 DT
* https://github.com/mansr/linux-tangox
diff --git a/arch/arm/boot/dts/tango4-smp8758.dtsi b/arch/arm/boot/dts/tango4-smp8758.dtsi
index eca33d568690..1c6a5bf1a86b 100644
--- a/arch/arm/boot/dts/tango4-smp8758.dtsi
+++ b/arch/arm/boot/dts/tango4-smp8758.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "tango4-common.dtsi"
/ {
diff --git a/arch/arm/boot/dts/tango4-vantage-1172.dts b/arch/arm/boot/dts/tango4-vantage-1172.dts
index 13bcc460bcb2..d237d7f02c51 100644
--- a/arch/arm/boot/dts/tango4-vantage-1172.dts
+++ b/arch/arm/boot/dts/tango4-vantage-1172.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "tango4-smp8758.dtsi"
diff --git a/arch/arm/boot/dts/tegra114-dalmore.dts b/arch/arm/boot/dts/tegra114-dalmore.dts
index 5af4dd321952..acd6cf51b15b 100644
--- a/arch/arm/boot/dts/tegra114-dalmore.dts
+++ b/arch/arm/boot/dts/tegra114-dalmore.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This dts file supports Dalmore A04.
* Other board revisions are not supported
diff --git a/arch/arm/boot/dts/tegra114-roth.dts b/arch/arm/boot/dts/tegra114-roth.dts
index 966a7fc044af..7ed7370ee67a 100644
--- a/arch/arm/boot/dts/tegra114-roth.dts
+++ b/arch/arm/boot/dts/tegra114-roth.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include <dt-bindings/input/input.h>
diff --git a/arch/arm/boot/dts/tegra114-tn7.dts b/arch/arm/boot/dts/tegra114-tn7.dts
index a161fa1dfb61..7fc4a8b31e45 100644
--- a/arch/arm/boot/dts/tegra114-tn7.dts
+++ b/arch/arm/boot/dts/tegra114-tn7.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include <dt-bindings/input/input.h>
diff --git a/arch/arm/boot/dts/tegra114.dtsi b/arch/arm/boot/dts/tegra114.dtsi
index 8932ea3afd5f..0e4a13295d8a 100644
--- a/arch/arm/boot/dts/tegra114.dtsi
+++ b/arch/arm/boot/dts/tegra114.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/clock/tegra114-car.h>
#include <dt-bindings/gpio/tegra-gpio.h>
#include <dt-bindings/memory/tegra114-mc.h>
diff --git a/arch/arm/boot/dts/tegra124-jetson-tk1-emc.dtsi b/arch/arm/boot/dts/tegra124-jetson-tk1-emc.dtsi
index accb7055165a..784a529e1f19 100644
--- a/arch/arm/boot/dts/tegra124-jetson-tk1-emc.dtsi
+++ b/arch/arm/boot/dts/tegra124-jetson-tk1-emc.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
clock@60006000 {
emc-timings-3 {
diff --git a/arch/arm/boot/dts/tegra124-jetson-tk1.dts b/arch/arm/boot/dts/tegra124-jetson-tk1.dts
index 61873d642a45..e8e777b8ef1b 100644
--- a/arch/arm/boot/dts/tegra124-jetson-tk1.dts
+++ b/arch/arm/boot/dts/tegra124-jetson-tk1.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include <dt-bindings/input/input.h>
diff --git a/arch/arm/boot/dts/tegra124-nyan-big-emc.dtsi b/arch/arm/boot/dts/tegra124-nyan-big-emc.dtsi
index 4458e86b2769..9af21fe93a5c 100644
--- a/arch/arm/boot/dts/tegra124-nyan-big-emc.dtsi
+++ b/arch/arm/boot/dts/tegra124-nyan-big-emc.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
clock@60006000 {
emc-timings-1 {
diff --git a/arch/arm/boot/dts/tegra124-nyan-big.dts b/arch/arm/boot/dts/tegra124-nyan-big.dts
index 12eb7809d9ab..d97791b98958 100644
--- a/arch/arm/boot/dts/tegra124-nyan-big.dts
+++ b/arch/arm/boot/dts/tegra124-nyan-big.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "tegra124-nyan.dtsi"
diff --git a/arch/arm/boot/dts/tegra124-nyan-blaze-emc.dtsi b/arch/arm/boot/dts/tegra124-nyan-blaze-emc.dtsi
index 4e7b59e25728..c7c31d4c1a2b 100644
--- a/arch/arm/boot/dts/tegra124-nyan-blaze-emc.dtsi
+++ b/arch/arm/boot/dts/tegra124-nyan-blaze-emc.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
clock@60006000 {
emc-timings-1 {
diff --git a/arch/arm/boot/dts/tegra124-nyan-blaze.dts b/arch/arm/boot/dts/tegra124-nyan-blaze.dts
index 1078a73d5092..2a029ee86dd7 100644
--- a/arch/arm/boot/dts/tegra124-nyan-blaze.dts
+++ b/arch/arm/boot/dts/tegra124-nyan-blaze.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "tegra124-nyan.dtsi"
diff --git a/arch/arm/boot/dts/tegra124-nyan.dtsi b/arch/arm/boot/dts/tegra124-nyan.dtsi
index 5cf987b5401e..3609367037a6 100644
--- a/arch/arm/boot/dts/tegra124-nyan.dtsi
+++ b/arch/arm/boot/dts/tegra124-nyan.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/input/input.h>
#include "tegra124.dtsi"
diff --git a/arch/arm/boot/dts/tegra124-venice2.dts b/arch/arm/boot/dts/tegra124-venice2.dts
index 6e59cec0962b..32d9079f025b 100644
--- a/arch/arm/boot/dts/tegra124-venice2.dts
+++ b/arch/arm/boot/dts/tegra124-venice2.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include <dt-bindings/input/input.h>
diff --git a/arch/arm/boot/dts/tegra124.dtsi b/arch/arm/boot/dts/tegra124.dtsi
index 8baf00b89efb..a7e43dcbf744 100644
--- a/arch/arm/boot/dts/tegra124.dtsi
+++ b/arch/arm/boot/dts/tegra124.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/clock/tegra124-car.h>
#include <dt-bindings/gpio/tegra-gpio.h>
#include <dt-bindings/memory/tegra124-mc.h>
diff --git a/arch/arm/boot/dts/tegra20-colibri-512.dtsi b/arch/arm/boot/dts/tegra20-colibri-512.dtsi
index 1242b841f147..813ae34edd6a 100644
--- a/arch/arm/boot/dts/tegra20-colibri-512.dtsi
+++ b/arch/arm/boot/dts/tegra20-colibri-512.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "tegra20.dtsi"
/ {
diff --git a/arch/arm/boot/dts/tegra20-harmony.dts b/arch/arm/boot/dts/tegra20-harmony.dts
index 41749693ec3c..628a55a9318b 100644
--- a/arch/arm/boot/dts/tegra20-harmony.dts
+++ b/arch/arm/boot/dts/tegra20-harmony.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include <dt-bindings/input/input.h>
diff --git a/arch/arm/boot/dts/tegra20-iris-512.dts b/arch/arm/boot/dts/tegra20-iris-512.dts
index bb56dfe9e10c..40126388946d 100644
--- a/arch/arm/boot/dts/tegra20-iris-512.dts
+++ b/arch/arm/boot/dts/tegra20-iris-512.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "tegra20-colibri-512.dtsi"
diff --git a/arch/arm/boot/dts/tegra20-medcom-wide.dts b/arch/arm/boot/dts/tegra20-medcom-wide.dts
index 34c6588e92ef..cda5448c2ace 100644
--- a/arch/arm/boot/dts/tegra20-medcom-wide.dts
+++ b/arch/arm/boot/dts/tegra20-medcom-wide.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "tegra20-tamonten.dtsi"
diff --git a/arch/arm/boot/dts/tegra20-paz00.dts b/arch/arm/boot/dts/tegra20-paz00.dts
index bfa9421fcf94..30436969adc0 100644
--- a/arch/arm/boot/dts/tegra20-paz00.dts
+++ b/arch/arm/boot/dts/tegra20-paz00.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include <dt-bindings/input/input.h>
diff --git a/arch/arm/boot/dts/tegra20-plutux.dts b/arch/arm/boot/dts/tegra20-plutux.dts
index a10b415bbdee..429e4605fbdb 100644
--- a/arch/arm/boot/dts/tegra20-plutux.dts
+++ b/arch/arm/boot/dts/tegra20-plutux.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "tegra20-tamonten.dtsi"
diff --git a/arch/arm/boot/dts/tegra20-seaboard.dts b/arch/arm/boot/dts/tegra20-seaboard.dts
index 2017acacc00c..284aae351ff2 100644
--- a/arch/arm/boot/dts/tegra20-seaboard.dts
+++ b/arch/arm/boot/dts/tegra20-seaboard.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include <dt-bindings/input/input.h>
diff --git a/arch/arm/boot/dts/tegra20-tamonten.dtsi b/arch/arm/boot/dts/tegra20-tamonten.dtsi
index 7361f4a82e80..872046d48709 100644
--- a/arch/arm/boot/dts/tegra20-tamonten.dtsi
+++ b/arch/arm/boot/dts/tegra20-tamonten.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "tegra20.dtsi"
/ {
diff --git a/arch/arm/boot/dts/tegra20-tec.dts b/arch/arm/boot/dts/tegra20-tec.dts
index 9cb534f4441e..4dec27737238 100644
--- a/arch/arm/boot/dts/tegra20-tec.dts
+++ b/arch/arm/boot/dts/tegra20-tec.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "tegra20-tamonten.dtsi"
diff --git a/arch/arm/boot/dts/tegra20-trimslice.dts b/arch/arm/boot/dts/tegra20-trimslice.dts
index b902ab594afa..d55c6b240a30 100644
--- a/arch/arm/boot/dts/tegra20-trimslice.dts
+++ b/arch/arm/boot/dts/tegra20-trimslice.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include <dt-bindings/input/input.h>
diff --git a/arch/arm/boot/dts/tegra20-ventana.dts b/arch/arm/boot/dts/tegra20-ventana.dts
index 8f0aaabf7e28..ee3fbf941e79 100644
--- a/arch/arm/boot/dts/tegra20-ventana.dts
+++ b/arch/arm/boot/dts/tegra20-ventana.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include <dt-bindings/input/input.h>
diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi
index 7c85f97f72ea..914f59166a99 100644
--- a/arch/arm/boot/dts/tegra20.dtsi
+++ b/arch/arm/boot/dts/tegra20.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/clock/tegra20-car.h>
#include <dt-bindings/gpio/tegra-gpio.h>
#include <dt-bindings/pinctrl/pinctrl-tegra.h>
diff --git a/arch/arm/boot/dts/tegra30-apalis-eval.dts b/arch/arm/boot/dts/tegra30-apalis-eval.dts
index fc530e4a96c4..07b945b0391a 100644
--- a/arch/arm/boot/dts/tegra30-apalis-eval.dts
+++ b/arch/arm/boot/dts/tegra30-apalis-eval.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include <dt-bindings/input/input.h>
diff --git a/arch/arm/boot/dts/tegra30-apalis.dtsi b/arch/arm/boot/dts/tegra30-apalis.dtsi
index 7a6a1a014603..faa8cd2914e8 100644
--- a/arch/arm/boot/dts/tegra30-apalis.dtsi
+++ b/arch/arm/boot/dts/tegra30-apalis.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "tegra30.dtsi"
/*
diff --git a/arch/arm/boot/dts/tegra30-beaver.dts b/arch/arm/boot/dts/tegra30-beaver.dts
index 3e104ddeb220..5331a8f7dcf8 100644
--- a/arch/arm/boot/dts/tegra30-beaver.dts
+++ b/arch/arm/boot/dts/tegra30-beaver.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "tegra30.dtsi"
diff --git a/arch/arm/boot/dts/tegra30-cardhu-a02.dts b/arch/arm/boot/dts/tegra30-cardhu-a02.dts
index c9bfedcca6ed..a02ec5082287 100644
--- a/arch/arm/boot/dts/tegra30-cardhu-a02.dts
+++ b/arch/arm/boot/dts/tegra30-cardhu-a02.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "tegra30-cardhu.dtsi"
diff --git a/arch/arm/boot/dts/tegra30-cardhu-a04.dts b/arch/arm/boot/dts/tegra30-cardhu-a04.dts
index fadf55e46b2b..4dbd4af679f0 100644
--- a/arch/arm/boot/dts/tegra30-cardhu-a04.dts
+++ b/arch/arm/boot/dts/tegra30-cardhu-a04.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "tegra30-cardhu.dtsi"
diff --git a/arch/arm/boot/dts/tegra30-cardhu.dtsi b/arch/arm/boot/dts/tegra30-cardhu.dtsi
index 83dc14a9b353..92a9740c533f 100644
--- a/arch/arm/boot/dts/tegra30-cardhu.dtsi
+++ b/arch/arm/boot/dts/tegra30-cardhu.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/input/input.h>
#include "tegra30.dtsi"
diff --git a/arch/arm/boot/dts/tegra30-colibri-eval-v3.dts b/arch/arm/boot/dts/tegra30-colibri-eval-v3.dts
index a8c0318743b6..3c5fb2430212 100644
--- a/arch/arm/boot/dts/tegra30-colibri-eval-v3.dts
+++ b/arch/arm/boot/dts/tegra30-colibri-eval-v3.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "tegra30-colibri.dtsi"
diff --git a/arch/arm/boot/dts/tegra30-colibri.dtsi b/arch/arm/boot/dts/tegra30-colibri.dtsi
index 5360d638eedc..139bfa028b04 100644
--- a/arch/arm/boot/dts/tegra30-colibri.dtsi
+++ b/arch/arm/boot/dts/tegra30-colibri.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/input/input.h>
#include "tegra30.dtsi"
diff --git a/arch/arm/boot/dts/tegra30.dtsi b/arch/arm/boot/dts/tegra30.dtsi
index 13960fda7471..c3e9f1e847db 100644
--- a/arch/arm/boot/dts/tegra30.dtsi
+++ b/arch/arm/boot/dts/tegra30.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/clock/tegra30-car.h>
#include <dt-bindings/gpio/tegra-gpio.h>
#include <dt-bindings/memory/tegra30-mc.h>
diff --git a/arch/arm/boot/dts/uniphier-ld4.dtsi b/arch/arm/boot/dts/uniphier-ld4.dtsi
index 79183db5b386..93586faf950f 100644
--- a/arch/arm/boot/dts/uniphier-ld4.dtsi
+++ b/arch/arm/boot/dts/uniphier-ld4.dtsi
@@ -209,7 +209,8 @@
interrupts = <0 80 4>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usb0>;
- clocks = <&mio_clk 7>, <&mio_clk 8>, <&mio_clk 12>;
+ clocks = <&sys_clk 8>, <&mio_clk 7>, <&mio_clk 8>,
+ <&mio_clk 12>;
resets = <&sys_rst 8>, <&mio_rst 7>, <&mio_rst 8>,
<&mio_rst 12>;
};
@@ -221,7 +222,8 @@
interrupts = <0 81 4>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usb1>;
- clocks = <&mio_clk 7>, <&mio_clk 9>, <&mio_clk 13>;
+ clocks = <&sys_clk 8>, <&mio_clk 7>, <&mio_clk 9>,
+ <&mio_clk 13>;
resets = <&sys_rst 8>, <&mio_rst 7>, <&mio_rst 9>,
<&mio_rst 13>;
};
@@ -233,7 +235,8 @@
interrupts = <0 82 4>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usb2>;
- clocks = <&mio_clk 7>, <&mio_clk 10>, <&mio_clk 14>;
+ clocks = <&sys_clk 8>, <&mio_clk 7>, <&mio_clk 10>,
+ <&mio_clk 14>;
resets = <&sys_rst 8>, <&mio_rst 7>, <&mio_rst 10>,
<&mio_rst 14>;
};
diff --git a/arch/arm/boot/dts/uniphier-pro4.dtsi b/arch/arm/boot/dts/uniphier-pro4.dtsi
index b3dbbd9b6e39..2a9bd7f9f5db 100644
--- a/arch/arm/boot/dts/uniphier-pro4.dtsi
+++ b/arch/arm/boot/dts/uniphier-pro4.dtsi
@@ -241,7 +241,8 @@
interrupts = <0 80 4>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usb2>;
- clocks = <&mio_clk 7>, <&mio_clk 8>, <&mio_clk 12>;
+ clocks = <&sys_clk 8>, <&mio_clk 7>, <&mio_clk 8>,
+ <&mio_clk 12>;
resets = <&sys_rst 8>, <&mio_rst 7>, <&mio_rst 8>,
<&mio_rst 12>;
};
@@ -253,7 +254,8 @@
interrupts = <0 81 4>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usb3>;
- clocks = <&mio_clk 7>, <&mio_clk 9>, <&mio_clk 13>;
+ clocks = <&sys_clk 8>, <&mio_clk 7>, <&mio_clk 9>,
+ <&mio_clk 13>;
resets = <&sys_rst 8>, <&mio_rst 7>, <&mio_rst 9>,
<&mio_rst 13>;
};
diff --git a/arch/arm/boot/dts/uniphier-sld8.dtsi b/arch/arm/boot/dts/uniphier-sld8.dtsi
index b08390332971..ebd0c3f63e7f 100644
--- a/arch/arm/boot/dts/uniphier-sld8.dtsi
+++ b/arch/arm/boot/dts/uniphier-sld8.dtsi
@@ -209,7 +209,8 @@
interrupts = <0 80 4>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usb0>;
- clocks = <&mio_clk 7>, <&mio_clk 8>, <&mio_clk 12>;
+ clocks = <&sys_clk 8>, <&mio_clk 7>, <&mio_clk 8>,
+ <&mio_clk 12>;
resets = <&sys_rst 8>, <&mio_rst 7>, <&mio_rst 8>,
<&mio_rst 12>;
};
@@ -221,7 +222,8 @@
interrupts = <0 81 4>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usb1>;
- clocks = <&mio_clk 7>, <&mio_clk 9>, <&mio_clk 13>;
+ clocks = <&sys_clk 8>, <&mio_clk 7>, <&mio_clk 9>,
+ <&mio_clk 13>;
resets = <&sys_rst 8>, <&mio_rst 7>, <&mio_rst 9>,
<&mio_rst 13>;
};
@@ -233,7 +235,8 @@
interrupts = <0 82 4>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usb2>;
- clocks = <&mio_clk 7>, <&mio_clk 10>, <&mio_clk 14>;
+ clocks = <&sys_clk 8>, <&mio_clk 7>, <&mio_clk 10>,
+ <&mio_clk 14>;
resets = <&sys_rst 8>, <&mio_rst 7>, <&mio_rst 10>,
<&mio_rst 14>;
};
diff --git a/arch/arm/boot/dts/versatile-ab.dts b/arch/arm/boot/dts/versatile-ab.dts
index 409e069b3a84..4a51612996bc 100644
--- a/arch/arm/boot/dts/versatile-ab.dts
+++ b/arch/arm/boot/dts/versatile-ab.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "skeleton.dtsi"
diff --git a/arch/arm/boot/dts/versatile-pb.dts b/arch/arm/boot/dts/versatile-pb.dts
index 9abe26028c8b..06a0fdf24026 100644
--- a/arch/arm/boot/dts/versatile-pb.dts
+++ b/arch/arm/boot/dts/versatile-pb.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "versatile-ab.dts"
/ {
diff --git a/arch/arm/boot/dts/vexpress-v2m.dtsi b/arch/arm/boot/dts/vexpress-v2m.dtsi
index 1b6f6393be93..b0021a816028 100644
--- a/arch/arm/boot/dts/vexpress-v2m.dtsi
+++ b/arch/arm/boot/dts/vexpress-v2m.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ARM Ltd. Versatile Express
*
diff --git a/arch/arm/boot/dts/vexpress-v2p-ca15-tc1.dts b/arch/arm/boot/dts/vexpress-v2p-ca15-tc1.dts
index 0c8de0ca73ee..a8ac4e2ed290 100644
--- a/arch/arm/boot/dts/vexpress-v2p-ca15-tc1.dts
+++ b/arch/arm/boot/dts/vexpress-v2p-ca15-tc1.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ARM Ltd. Versatile Express
*
diff --git a/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts b/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts
index 65ecf206388c..a4c7713edfcd 100644
--- a/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts
+++ b/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ARM Ltd. Versatile Express
*
diff --git a/arch/arm/boot/dts/vexpress-v2p-ca5s.dts b/arch/arm/boot/dts/vexpress-v2p-ca5s.dts
index 6e69b8e6c1a7..32f1906ffecf 100644
--- a/arch/arm/boot/dts/vexpress-v2p-ca5s.dts
+++ b/arch/arm/boot/dts/vexpress-v2p-ca5s.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ARM Ltd. Versatile Express
*
diff --git a/arch/arm/boot/dts/vexpress-v2p-ca9.dts b/arch/arm/boot/dts/vexpress-v2p-ca9.dts
index c9305b58afc2..5814460e0549 100644
--- a/arch/arm/boot/dts/vexpress-v2p-ca9.dts
+++ b/arch/arm/boot/dts/vexpress-v2p-ca9.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ARM Ltd. Versatile Express
*
diff --git a/arch/arm/boot/dts/xenvm-4.2.dts b/arch/arm/boot/dts/xenvm-4.2.dts
index 336915151398..384cd92f1f84 100644
--- a/arch/arm/boot/dts/xenvm-4.2.dts
+++ b/arch/arm/boot/dts/xenvm-4.2.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Xen Virtual Machine for unprivileged guests
*
diff --git a/arch/arm/boot/dts/zx296702-ad1.dts b/arch/arm/boot/dts/zx296702-ad1.dts
index b0183c3a1d7c..eedd3fcbc002 100644
--- a/arch/arm/boot/dts/zx296702-ad1.dts
+++ b/arch/arm/boot/dts/zx296702-ad1.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
diff --git a/arch/arm/boot/dts/zx296702.dtsi b/arch/arm/boot/dts/zx296702.dtsi
index d45c8fcd7ab4..752d28e0f9b0 100644
--- a/arch/arm/boot/dts/zx296702.dtsi
+++ b/arch/arm/boot/dts/zx296702.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "skeleton.dtsi"
#include <dt-bindings/clock/zx296702-clock.h>
diff --git a/arch/arm/common/Kconfig b/arch/arm/common/Kconfig
index 1181053e3ade..e5ad0708849a 100644
--- a/arch/arm/common/Kconfig
+++ b/arch/arm/common/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config SA1111
bool
select DMABOUNCE if !ARCH_PXA
diff --git a/arch/arm/common/Makefile b/arch/arm/common/Makefile
index 29fdf6a3601d..70b4a14ed993 100644
--- a/arch/arm/common/Makefile
+++ b/arch/arm/common/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/arm/crypto/Kconfig b/arch/arm/crypto/Kconfig
index ec72752d5668..b8e69fe282b8 100644
--- a/arch/arm/crypto/Kconfig
+++ b/arch/arm/crypto/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menuconfig ARM_CRYPTO
bool "ARM Accelerated Cryptographic Algorithms"
diff --git a/arch/arm/crypto/Makefile b/arch/arm/crypto/Makefile
index f2215fbeed13..30ef8e291271 100644
--- a/arch/arm/crypto/Makefile
+++ b/arch/arm/crypto/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Arch-specific CryptoAPI modules.
#
diff --git a/arch/arm/crypto/sha1.h b/arch/arm/crypto/sha1.h
index ffd8bd08b1a7..758db3e9ff0a 100644
--- a/arch/arm/crypto/sha1.h
+++ b/arch/arm/crypto/sha1.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASM_ARM_CRYPTO_SHA1_H
#define ASM_ARM_CRYPTO_SHA1_H
diff --git a/arch/arm/crypto/sha256_glue.h b/arch/arm/crypto/sha256_glue.h
index 7cf0bf786ada..9f0d578bab5f 100644
--- a/arch/arm/crypto/sha256_glue.h
+++ b/arch/arm/crypto/sha256_glue.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CRYPTO_SHA256_GLUE_H
#define _CRYPTO_SHA256_GLUE_H
diff --git a/arch/arm/crypto/sha512.h b/arch/arm/crypto/sha512.h
index a75d9a82988a..e14572be76d1 100644
--- a/arch/arm/crypto/sha512.h
+++ b/arch/arm/crypto/sha512.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
int sha512_arm_update(struct shash_desc *desc, const u8 *data,
unsigned int len);
diff --git a/arch/arm/include/asm/Kbuild b/arch/arm/include/asm/Kbuild
index 721ab5ecfb9b..0f2c8a2a8131 100644
--- a/arch/arm/include/asm/Kbuild
+++ b/arch/arm/include/asm/Kbuild
@@ -20,7 +20,6 @@ generic-y += simd.h
generic-y += sizes.h
generic-y += timex.h
generic-y += trace_clock.h
-generic-y += unaligned.h
generated-y += mach-types.h
generated-y += unistd-nr.h
diff --git a/arch/arm/include/asm/arch_timer.h b/arch/arm/include/asm/arch_timer.h
index d4ebf5679f1f..9327e3a101dc 100644
--- a/arch/arm/include/asm/arch_timer.h
+++ b/arch/arm/include/asm/arch_timer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASMARM_ARCH_TIMER_H
#define __ASMARM_ARCH_TIMER_H
diff --git a/arch/arm/include/asm/barrier.h b/arch/arm/include/asm/barrier.h
index f5d698182d50..40f5c410fd8c 100644
--- a/arch/arm/include/asm/barrier.h
+++ b/arch/arm/include/asm/barrier.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_BARRIER_H
#define __ASM_BARRIER_H
diff --git a/arch/arm/include/asm/bitops.h b/arch/arm/include/asm/bitops.h
index f308c8c40cb9..ce5ee762ed66 100644
--- a/arch/arm/include/asm/bitops.h
+++ b/arch/arm/include/asm/bitops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright 1995, Russell King.
* Various bits and pieces copyrights include:
diff --git a/arch/arm/include/asm/bitrev.h b/arch/arm/include/asm/bitrev.h
index ec291c350ea3..84ad8dde62d6 100644
--- a/arch/arm/include/asm/bitrev.h
+++ b/arch/arm/include/asm/bitrev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_BITREV_H
#define __ASM_BITREV_H
diff --git a/arch/arm/include/asm/bug.h b/arch/arm/include/asm/bug.h
index 2244a94ed9c9..237aa52d8733 100644
--- a/arch/arm/include/asm/bug.h
+++ b/arch/arm/include/asm/bug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASMARM_BUG_H
#define _ASMARM_BUG_H
diff --git a/arch/arm/include/asm/cache.h b/arch/arm/include/asm/cache.h
index 75fe66bc02b4..1d65ed3a2755 100644
--- a/arch/arm/include/asm/cache.h
+++ b/arch/arm/include/asm/cache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/include/asm/cache.h
*/
diff --git a/arch/arm/include/asm/cachetype.h b/arch/arm/include/asm/cachetype.h
index 01509ae0bbec..e8c30430be33 100644
--- a/arch/arm/include/asm/cachetype.h
+++ b/arch/arm/include/asm/cachetype.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARM_CACHETYPE_H
#define __ASM_ARM_CACHETYPE_H
diff --git a/arch/arm/include/asm/checksum.h b/arch/arm/include/asm/checksum.h
index 524692f4acab..20043e0ebb07 100644
--- a/arch/arm/include/asm/checksum.h
+++ b/arch/arm/include/asm/checksum.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/include/asm/checksum.h
*
diff --git a/arch/arm/include/asm/cmpxchg.h b/arch/arm/include/asm/cmpxchg.h
index 97882f9bad12..8b701f8e175c 100644
--- a/arch/arm/include/asm/cmpxchg.h
+++ b/arch/arm/include/asm/cmpxchg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARM_CMPXCHG_H
#define __ASM_ARM_CMPXCHG_H
diff --git a/arch/arm/include/asm/compiler.h b/arch/arm/include/asm/compiler.h
index 29fe85e59439..5e94e67d1083 100644
--- a/arch/arm/include/asm/compiler.h
+++ b/arch/arm/include/asm/compiler.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARM_COMPILER_H
#define __ASM_ARM_COMPILER_H
diff --git a/arch/arm/include/asm/cp15.h b/arch/arm/include/asm/cp15.h
index dbdbce1b3a72..4c9fa72b59f5 100644
--- a/arch/arm/include/asm/cp15.h
+++ b/arch/arm/include/asm/cp15.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARM_CP15_H
#define __ASM_ARM_CP15_H
diff --git a/arch/arm/include/asm/cpuidle.h b/arch/arm/include/asm/cpuidle.h
index baefe1d51517..6b2ff7243b4b 100644
--- a/arch/arm/include/asm/cpuidle.h
+++ b/arch/arm/include/asm/cpuidle.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARM_CPUIDLE_H
#define __ASM_ARM_CPUIDLE_H
diff --git a/arch/arm/include/asm/cputype.h b/arch/arm/include/asm/cputype.h
index b62eaeb147aa..441933311bbf 100644
--- a/arch/arm/include/asm/cputype.h
+++ b/arch/arm/include/asm/cputype.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARM_CPUTYPE_H
#define __ASM_ARM_CPUTYPE_H
diff --git a/arch/arm/include/asm/cti.h b/arch/arm/include/asm/cti.h
index 2381199acb7d..f8500e5d6ea8 100644
--- a/arch/arm/include/asm/cti.h
+++ b/arch/arm/include/asm/cti.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASMARM_CTI_H
#define __ASMARM_CTI_H
diff --git a/arch/arm/include/asm/delay.h b/arch/arm/include/asm/delay.h
index e986b7f717c4..4f80b72372b4 100644
--- a/arch/arm/include/asm/delay.h
+++ b/arch/arm/include/asm/delay.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1995-2004 Russell King
*
diff --git a/arch/arm/include/asm/div64.h b/arch/arm/include/asm/div64.h
index 7d919a9b32e5..898e9c78a7e7 100644
--- a/arch/arm/include/asm/div64.h
+++ b/arch/arm/include/asm/div64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARM_DIV64
#define __ASM_ARM_DIV64
diff --git a/arch/arm/include/asm/dma-contiguous.h b/arch/arm/include/asm/dma-contiguous.h
index 4f8e9e5514b1..d785187a6f8a 100644
--- a/arch/arm/include/asm/dma-contiguous.h
+++ b/arch/arm/include/asm/dma-contiguous.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASMARM_DMA_CONTIGUOUS_H
#define ASMARM_DMA_CONTIGUOUS_H
diff --git a/arch/arm/include/asm/dma-iommu.h b/arch/arm/include/asm/dma-iommu.h
index c090ec675eac..0722ec6be692 100644
--- a/arch/arm/include/asm/dma-iommu.h
+++ b/arch/arm/include/asm/dma-iommu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASMARM_DMA_IOMMU_H
#define ASMARM_DMA_IOMMU_H
diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h
index 4e0285a66ef8..3ca119997818 100644
--- a/arch/arm/include/asm/dma-mapping.h
+++ b/arch/arm/include/asm/dma-mapping.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASMARM_DMA_MAPPING_H
#define ASMARM_DMA_MAPPING_H
diff --git a/arch/arm/include/asm/dma.h b/arch/arm/include/asm/dma.h
index bb4fa67da541..a81dda65c576 100644
--- a/arch/arm/include/asm/dma.h
+++ b/arch/arm/include/asm/dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARM_DMA_H
#define __ASM_ARM_DMA_H
diff --git a/arch/arm/include/asm/ecard.h b/arch/arm/include/asm/ecard.h
index eaea14676d57..4befe8d2ae19 100644
--- a/arch/arm/include/asm/ecard.h
+++ b/arch/arm/include/asm/ecard.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/include/asm/ecard.h
*
diff --git a/arch/arm/include/asm/elf.h b/arch/arm/include/asm/elf.h
index f13ae153fb24..8c5ca92a87a9 100644
--- a/arch/arm/include/asm/elf.h
+++ b/arch/arm/include/asm/elf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASMARM_ELF_H
#define __ASMARM_ELF_H
diff --git a/arch/arm/include/asm/entry-macro-multi.S b/arch/arm/include/asm/entry-macro-multi.S
index 609184f522ee..dfc6bfa43012 100644
--- a/arch/arm/include/asm/entry-macro-multi.S
+++ b/arch/arm/include/asm/entry-macro-multi.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/assembler.h>
/*
diff --git a/arch/arm/include/asm/exception.h b/arch/arm/include/asm/exception.h
index bf1991263d2d..a7273ad9587a 100644
--- a/arch/arm/include/asm/exception.h
+++ b/arch/arm/include/asm/exception.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Annotations for marking C functions as exception handlers.
*
diff --git a/arch/arm/include/asm/fiq.h b/arch/arm/include/asm/fiq.h
index d493d0b742a1..6bdfb4a47322 100644
--- a/arch/arm/include/asm/fiq.h
+++ b/arch/arm/include/asm/fiq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/include/asm/fiq.h
*
diff --git a/arch/arm/include/asm/fixmap.h b/arch/arm/include/asm/fixmap.h
index 8f967d1373f6..472c93db5dac 100644
--- a/arch/arm/include/asm/fixmap.h
+++ b/arch/arm/include/asm/fixmap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_FIXMAP_H
#define _ASM_FIXMAP_H
diff --git a/arch/arm/include/asm/flat.h b/arch/arm/include/asm/flat.h
index 29d3a1524bce..f0c75ddeea23 100644
--- a/arch/arm/include/asm/flat.h
+++ b/arch/arm/include/asm/flat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/include/asm/flat.h -- uClinux flat-format executables
*/
diff --git a/arch/arm/include/asm/ftrace.h b/arch/arm/include/asm/ftrace.h
index f379881d5cc3..9e842ff41768 100644
--- a/arch/arm/include/asm/ftrace.h
+++ b/arch/arm/include/asm/ftrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ARM_FTRACE
#define _ASM_ARM_FTRACE
diff --git a/arch/arm/include/asm/futex.h b/arch/arm/include/asm/futex.h
index cc414382dab4..ffebe7b7a5b7 100644
--- a/arch/arm/include/asm/futex.h
+++ b/arch/arm/include/asm/futex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ARM_FUTEX_H
#define _ASM_ARM_FUTEX_H
diff --git a/arch/arm/include/asm/gpio.h b/arch/arm/include/asm/gpio.h
index 504dcddebfcc..c50e383358c4 100644
--- a/arch/arm/include/asm/gpio.h
+++ b/arch/arm/include/asm/gpio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ARCH_ARM_GPIO_H
#define _ARCH_ARM_GPIO_H
diff --git a/arch/arm/include/asm/hardirq.h b/arch/arm/include/asm/hardirq.h
index 3d7351c844aa..cba23eaa6072 100644
--- a/arch/arm/include/asm/hardirq.h
+++ b/arch/arm/include/asm/hardirq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_HARDIRQ_H
#define __ASM_HARDIRQ_H
diff --git a/arch/arm/include/asm/hardware/it8152.h b/arch/arm/include/asm/hardware/it8152.h
index 076777ff3daa..e175c2384f28 100644
--- a/arch/arm/include/asm/hardware/it8152.h
+++ b/arch/arm/include/asm/hardware/it8152.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/arm/hardware/it8152.h
*
diff --git a/arch/arm/include/asm/hardware/sa1111.h b/arch/arm/include/asm/hardware/sa1111.h
index 8979fa3bbf2d..0bbf163d1ed3 100644
--- a/arch/arm/include/asm/hardware/sa1111.h
+++ b/arch/arm/include/asm/hardware/sa1111.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/include/asm/hardware/sa1111.h
*
diff --git a/arch/arm/include/asm/highmem.h b/arch/arm/include/asm/highmem.h
index 0a0e2d1784c0..b03d3fa2e58d 100644
--- a/arch/arm/include/asm/highmem.h
+++ b/arch/arm/include/asm/highmem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_HIGHMEM_H
#define _ASM_HIGHMEM_H
diff --git a/arch/arm/include/asm/hw_breakpoint.h b/arch/arm/include/asm/hw_breakpoint.h
index afcaf8bf971b..e46e4e7bdba3 100644
--- a/arch/arm/include/asm/hw_breakpoint.h
+++ b/arch/arm/include/asm/hw_breakpoint.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ARM_HW_BREAKPOINT_H
#define _ARM_HW_BREAKPOINT_H
diff --git a/arch/arm/include/asm/hw_irq.h b/arch/arm/include/asm/hw_irq.h
index 9beb92914f4d..cecc13214ef1 100644
--- a/arch/arm/include/asm/hw_irq.h
+++ b/arch/arm/include/asm/hw_irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Nothing to see here yet
*/
diff --git a/arch/arm/include/asm/hwcap.h b/arch/arm/include/asm/hwcap.h
index 6e183fd269fb..e31d9f1b8549 100644
--- a/arch/arm/include/asm/hwcap.h
+++ b/arch/arm/include/asm/hwcap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASMARM_HWCAP_H
#define __ASMARM_HWCAP_H
diff --git a/arch/arm/include/asm/hypervisor.h b/arch/arm/include/asm/hypervisor.h
index b90d9e523d6f..df8524365637 100644
--- a/arch/arm/include/asm/hypervisor.h
+++ b/arch/arm/include/asm/hypervisor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ARM_HYPERVISOR_H
#define _ASM_ARM_HYPERVISOR_H
diff --git a/arch/arm/include/asm/ide.h b/arch/arm/include/asm/ide.h
index b507ce8e5019..a81e0b0d6747 100644
--- a/arch/arm/include/asm/ide.h
+++ b/arch/arm/include/asm/ide.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/include/asm/ide.h
*
diff --git a/arch/arm/include/asm/idmap.h b/arch/arm/include/asm/idmap.h
index bf863edb517d..73ba956e379f 100644
--- a/arch/arm/include/asm/idmap.h
+++ b/arch/arm/include/asm/idmap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_IDMAP_H
#define __ASM_IDMAP_H
diff --git a/arch/arm/include/asm/insn.h b/arch/arm/include/asm/insn.h
index e96065da4dae..f20e08ac85ae 100644
--- a/arch/arm/include/asm/insn.h
+++ b/arch/arm/include/asm/insn.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARM_INSN_H
#define __ASM_ARM_INSN_H
diff --git a/arch/arm/include/asm/irq.h b/arch/arm/include/asm/irq.h
index e53638c8ed8a..b6f319606e30 100644
--- a/arch/arm/include/asm/irq.h
+++ b/arch/arm/include/asm/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARM_IRQ_H
#define __ASM_ARM_IRQ_H
diff --git a/arch/arm/include/asm/irq_work.h b/arch/arm/include/asm/irq_work.h
index 712d03e5973a..8895999834cc 100644
--- a/arch/arm/include/asm/irq_work.h
+++ b/arch/arm/include/asm/irq_work.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARM_IRQ_WORK_H
#define __ASM_ARM_IRQ_WORK_H
diff --git a/arch/arm/include/asm/irqflags.h b/arch/arm/include/asm/irqflags.h
index e6b70d9d084e..aeec7f24eb75 100644
--- a/arch/arm/include/asm/irqflags.h
+++ b/arch/arm/include/asm/irqflags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARM_IRQFLAGS_H
#define __ASM_ARM_IRQFLAGS_H
diff --git a/arch/arm/include/asm/jump_label.h b/arch/arm/include/asm/jump_label.h
index 34f7b6980d21..e12d7d096fc0 100644
--- a/arch/arm/include/asm/jump_label.h
+++ b/arch/arm/include/asm/jump_label.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ARM_JUMP_LABEL_H
#define _ASM_ARM_JUMP_LABEL_H
diff --git a/arch/arm/include/asm/kexec.h b/arch/arm/include/asm/kexec.h
index 25021b798a1e..22751b5b5735 100644
--- a/arch/arm/include/asm/kexec.h
+++ b/arch/arm/include/asm/kexec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ARM_KEXEC_H
#define _ARM_KEXEC_H
diff --git a/arch/arm/include/asm/kgdb.h b/arch/arm/include/asm/kgdb.h
index 0a9d5dd93294..3b73fdcf3627 100644
--- a/arch/arm/include/asm/kgdb.h
+++ b/arch/arm/include/asm/kgdb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ARM KGDB support
*
diff --git a/arch/arm/include/asm/kmap_types.h b/arch/arm/include/asm/kmap_types.h
index 83eb2f772911..5590940ee43d 100644
--- a/arch/arm/include/asm/kmap_types.h
+++ b/arch/arm/include/asm/kmap_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ARM_KMAP_TYPES_H
#define __ARM_KMAP_TYPES_H
diff --git a/arch/arm/include/asm/limits.h b/arch/arm/include/asm/limits.h
index 08d8c6600804..ab159371d786 100644
--- a/arch/arm/include/asm/limits.h
+++ b/arch/arm/include/asm/limits.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_PIPE_H
#define __ASM_PIPE_H
diff --git a/arch/arm/include/asm/linkage.h b/arch/arm/include/asm/linkage.h
index 5a25632b1bc0..c4670694ada7 100644
--- a/arch/arm/include/asm/linkage.h
+++ b/arch/arm/include/asm/linkage.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_LINKAGE_H
#define __ASM_LINKAGE_H
diff --git a/arch/arm/include/asm/mc146818rtc.h b/arch/arm/include/asm/mc146818rtc.h
index e8567bb99dfc..58922879a600 100644
--- a/arch/arm/include/asm/mc146818rtc.h
+++ b/arch/arm/include/asm/mc146818rtc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Machine dependent access functions for RTC registers.
*/
diff --git a/arch/arm/include/asm/mcs_spinlock.h b/arch/arm/include/asm/mcs_spinlock.h
index f652ad65840a..529d2cf4d06f 100644
--- a/arch/arm/include/asm/mcs_spinlock.h
+++ b/arch/arm/include/asm/mcs_spinlock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MCS_LOCK_H
#define __ASM_MCS_LOCK_H
diff --git a/arch/arm/include/asm/memblock.h b/arch/arm/include/asm/memblock.h
index bf47a6c110a2..b10fd358ccc5 100644
--- a/arch/arm/include/asm/memblock.h
+++ b/arch/arm/include/asm/memblock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ARM_MEMBLOCK_H
#define _ASM_ARM_MEMBLOCK_H
diff --git a/arch/arm/include/asm/mmu.h b/arch/arm/include/asm/mmu.h
index a5b47421059d..65669b9ce128 100644
--- a/arch/arm/include/asm/mmu.h
+++ b/arch/arm/include/asm/mmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ARM_MMU_H
#define __ARM_MMU_H
diff --git a/arch/arm/include/asm/module.h b/arch/arm/include/asm/module.h
index ed2319663a1e..89ad0596033a 100644
--- a/arch/arm/include/asm/module.h
+++ b/arch/arm/include/asm/module.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ARM_MODULE_H
#define _ASM_ARM_MODULE_H
diff --git a/arch/arm/include/asm/mpu.h b/arch/arm/include/asm/mpu.h
index c3247cc2fe08..0c3f774fa4b5 100644
--- a/arch/arm/include/asm/mpu.h
+++ b/arch/arm/include/asm/mpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ARM_MPU_H
#define __ARM_MPU_H
diff --git a/arch/arm/include/asm/nwflash.h b/arch/arm/include/asm/nwflash.h
index 04e5a557a884..0ec6f07c2d8a 100644
--- a/arch/arm/include/asm/nwflash.h
+++ b/arch/arm/include/asm/nwflash.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FLASH_H
#define _FLASH_H
diff --git a/arch/arm/include/asm/paravirt.h b/arch/arm/include/asm/paravirt.h
index 8435ff591386..d51e5cd31d01 100644
--- a/arch/arm/include/asm/paravirt.h
+++ b/arch/arm/include/asm/paravirt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ARM_PARAVIRT_H
#define _ASM_ARM_PARAVIRT_H
diff --git a/arch/arm/include/asm/patch.h b/arch/arm/include/asm/patch.h
index 77e054c2f6cd..0b48247c4600 100644
--- a/arch/arm/include/asm/patch.h
+++ b/arch/arm/include/asm/patch.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ARM_KERNEL_PATCH_H
#define _ARM_KERNEL_PATCH_H
diff --git a/arch/arm/include/asm/pci.h b/arch/arm/include/asm/pci.h
index 396c92bcc0cf..960d9dc4f380 100644
--- a/arch/arm/include/asm/pci.h
+++ b/arch/arm/include/asm/pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASMARM_PCI_H
#define ASMARM_PCI_H
diff --git a/arch/arm/include/asm/sections.h b/arch/arm/include/asm/sections.h
index 803bbf2b20b8..63dfe1f10335 100644
--- a/arch/arm/include/asm/sections.h
+++ b/arch/arm/include/asm/sections.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ARM_SECTIONS_H
#define _ASM_ARM_SECTIONS_H
diff --git a/arch/arm/include/asm/shmparam.h b/arch/arm/include/asm/shmparam.h
index a5223b3a9bf9..367a9dac6150 100644
--- a/arch/arm/include/asm/shmparam.h
+++ b/arch/arm/include/asm/shmparam.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASMARM_SHMPARAM_H
#define _ASMARM_SHMPARAM_H
diff --git a/arch/arm/include/asm/signal.h b/arch/arm/include/asm/signal.h
index c0eb412aff04..65530a042009 100644
--- a/arch/arm/include/asm/signal.h
+++ b/arch/arm/include/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASMARM_SIGNAL_H
#define _ASMARM_SIGNAL_H
diff --git a/arch/arm/include/asm/smp_plat.h b/arch/arm/include/asm/smp_plat.h
index f9080717fc88..f2c36acf9886 100644
--- a/arch/arm/include/asm/smp_plat.h
+++ b/arch/arm/include/asm/smp_plat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ARM specific SMP header, this contains our implementation
* details.
diff --git a/arch/arm/include/asm/smp_scu.h b/arch/arm/include/asm/smp_scu.h
index 5983f6bc62d5..800f5228939f 100644
--- a/arch/arm/include/asm/smp_scu.h
+++ b/arch/arm/include/asm/smp_scu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASMARM_ARCH_SCU_H
#define __ASMARM_ARCH_SCU_H
diff --git a/arch/arm/include/asm/smp_twd.h b/arch/arm/include/asm/smp_twd.h
index 7b2899c2f7fc..312784ee9936 100644
--- a/arch/arm/include/asm/smp_twd.h
+++ b/arch/arm/include/asm/smp_twd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASMARM_SMP_TWD_H
#define __ASMARM_SMP_TWD_H
diff --git a/arch/arm/include/asm/sparsemem.h b/arch/arm/include/asm/sparsemem.h
index 73e5e8513751..d362233856a5 100644
--- a/arch/arm/include/asm/sparsemem.h
+++ b/arch/arm/include/asm/sparsemem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASMARM_SPARSEMEM_H
#define ASMARM_SPARSEMEM_H
diff --git a/arch/arm/include/asm/spinlock.h b/arch/arm/include/asm/spinlock.h
index c030143c18c6..25cb465c8538 100644
--- a/arch/arm/include/asm/spinlock.h
+++ b/arch/arm/include/asm/spinlock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SPINLOCK_H
#define __ASM_SPINLOCK_H
diff --git a/arch/arm/include/asm/spinlock_types.h b/arch/arm/include/asm/spinlock_types.h
index 47663fcb10ad..5976958647fe 100644
--- a/arch/arm/include/asm/spinlock_types.h
+++ b/arch/arm/include/asm/spinlock_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SPINLOCK_TYPES_H
#define __ASM_SPINLOCK_TYPES_H
diff --git a/arch/arm/include/asm/stackprotector.h b/arch/arm/include/asm/stackprotector.h
index de003327be97..ef5f7b69443e 100644
--- a/arch/arm/include/asm/stackprotector.h
+++ b/arch/arm/include/asm/stackprotector.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* GCC stack protector support.
*
diff --git a/arch/arm/include/asm/stacktrace.h b/arch/arm/include/asm/stacktrace.h
index 7722201ead19..2d76a2e29f05 100644
--- a/arch/arm/include/asm/stacktrace.h
+++ b/arch/arm/include/asm/stacktrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_STACKTRACE_H
#define __ASM_STACKTRACE_H
diff --git a/arch/arm/include/asm/string.h b/arch/arm/include/asm/string.h
index fe1c6af3a1b1..f54a3136aac6 100644
--- a/arch/arm/include/asm/string.h
+++ b/arch/arm/include/asm/string.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARM_STRING_H
#define __ASM_ARM_STRING_H
diff --git a/arch/arm/include/asm/suspend.h b/arch/arm/include/asm/suspend.h
index a61905c86732..452bbdcbcc83 100644
--- a/arch/arm/include/asm/suspend.h
+++ b/arch/arm/include/asm/suspend.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARM_SUSPEND_H
#define __ASM_ARM_SUSPEND_H
diff --git a/arch/arm/include/asm/swab.h b/arch/arm/include/asm/swab.h
index 537fc9b91889..c6051823048b 100644
--- a/arch/arm/include/asm/swab.h
+++ b/arch/arm/include/asm/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/include/asm/byteorder.h
*
diff --git a/arch/arm/include/asm/switch_to.h b/arch/arm/include/asm/switch_to.h
index 12ebfcc1d539..d3e937dcee4d 100644
--- a/arch/arm/include/asm/switch_to.h
+++ b/arch/arm/include/asm/switch_to.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARM_SWITCH_TO_H
#define __ASM_ARM_SWITCH_TO_H
diff --git a/arch/arm/include/asm/sync_bitops.h b/arch/arm/include/asm/sync_bitops.h
index 9732b8e11e63..39ff217136d1 100644
--- a/arch/arm/include/asm/sync_bitops.h
+++ b/arch/arm/include/asm/sync_bitops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SYNC_BITOPS_H__
#define __ASM_SYNC_BITOPS_H__
diff --git a/arch/arm/include/asm/syscall.h b/arch/arm/include/asm/syscall.h
index e86c985b8c7a..06dea6bce293 100644
--- a/arch/arm/include/asm/syscall.h
+++ b/arch/arm/include/asm/syscall.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Access to user system call parameters and results
*
diff --git a/arch/arm/include/asm/system_info.h b/arch/arm/include/asm/system_info.h
index 3860cbd401ec..ef7fdb588b5f 100644
--- a/arch/arm/include/asm/system_info.h
+++ b/arch/arm/include/asm/system_info.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARM_SYSTEM_INFO_H
#define __ASM_ARM_SYSTEM_INFO_H
diff --git a/arch/arm/include/asm/system_misc.h b/arch/arm/include/asm/system_misc.h
index 8c4a89f5ce7d..78f6db114faf 100644
--- a/arch/arm/include/asm/system_misc.h
+++ b/arch/arm/include/asm/system_misc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARM_SYSTEM_MISC_H
#define __ASM_ARM_SYSTEM_MISC_H
diff --git a/arch/arm/include/asm/therm.h b/arch/arm/include/asm/therm.h
index f002f0197d78..17b0bc9b5e9b 100644
--- a/arch/arm/include/asm/therm.h
+++ b/arch/arm/include/asm/therm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/include/asm/therm.h: Definitions for Dallas Semiconductor
* DS1620 thermometer driver (as used in the Rebel.com NetWinder)
diff --git a/arch/arm/include/asm/tls.h b/arch/arm/include/asm/tls.h
index 5f833f7adba1..5a66c3b13c92 100644
--- a/arch/arm/include/asm/tls.h
+++ b/arch/arm/include/asm/tls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASMARM_TLS_H
#define __ASMARM_TLS_H
diff --git a/arch/arm/include/asm/topology.h b/arch/arm/include/asm/topology.h
index 370f7a732900..f59ab9bcbaf9 100644
--- a/arch/arm/include/asm/topology.h
+++ b/arch/arm/include/asm/topology.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ARM_TOPOLOGY_H
#define _ASM_ARM_TOPOLOGY_H
diff --git a/arch/arm/include/asm/traps.h b/arch/arm/include/asm/traps.h
index 683d9230984a..f9a6c5fc3fd1 100644
--- a/arch/arm/include/asm/traps.h
+++ b/arch/arm/include/asm/traps.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASMARM_TRAP_H
#define _ASMARM_TRAP_H
diff --git a/arch/arm/include/asm/ucontext.h b/arch/arm/include/asm/ucontext.h
index 921d8274855c..3f0d95ab14b8 100644
--- a/arch/arm/include/asm/ucontext.h
+++ b/arch/arm/include/asm/ucontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASMARM_UCONTEXT_H
#define _ASMARM_UCONTEXT_H
diff --git a/arch/arm/include/asm/unaligned.h b/arch/arm/include/asm/unaligned.h
new file mode 100644
index 000000000000..ab905ffcf193
--- /dev/null
+++ b/arch/arm/include/asm/unaligned.h
@@ -0,0 +1,27 @@
+#ifndef __ASM_ARM_UNALIGNED_H
+#define __ASM_ARM_UNALIGNED_H
+
+/*
+ * We generally want to set CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS on ARMv6+,
+ * but we don't want to use linux/unaligned/access_ok.h since that can lead
+ * to traps on unaligned stm/ldm or strd/ldrd.
+ */
+#include <asm/byteorder.h>
+
+#if defined(__LITTLE_ENDIAN)
+# include <linux/unaligned/le_struct.h>
+# include <linux/unaligned/be_byteshift.h>
+# include <linux/unaligned/generic.h>
+# define get_unaligned __get_unaligned_le
+# define put_unaligned __put_unaligned_le
+#elif defined(__BIG_ENDIAN)
+# include <linux/unaligned/be_struct.h>
+# include <linux/unaligned/le_byteshift.h>
+# include <linux/unaligned/generic.h>
+# define get_unaligned __get_unaligned_be
+# define put_unaligned __put_unaligned_be
+#else
+# error need to define endianess
+#endif
+
+#endif /* __ASM_ARM_UNALIGNED_H */
diff --git a/arch/arm/include/asm/user.h b/arch/arm/include/asm/user.h
index 35917b3a97f9..c799a3c49342 100644
--- a/arch/arm/include/asm/user.h
+++ b/arch/arm/include/asm/user.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ARM_USER_H
#define _ARM_USER_H
diff --git a/arch/arm/include/asm/v7m.h b/arch/arm/include/asm/v7m.h
index 1fd775c1bc5d..e6d9e29fcae4 100644
--- a/arch/arm/include/asm/v7m.h
+++ b/arch/arm/include/asm/v7m.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Common defines for v7m cpus
*/
diff --git a/arch/arm/include/asm/vdso.h b/arch/arm/include/asm/vdso.h
index d0295f1dd1a3..9c99e817535e 100644
--- a/arch/arm/include/asm/vdso.h
+++ b/arch/arm/include/asm/vdso.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_VDSO_H
#define __ASM_VDSO_H
diff --git a/arch/arm/include/asm/vfp.h b/arch/arm/include/asm/vfp.h
index 22e414056a8c..7157d2a30a49 100644
--- a/arch/arm/include/asm/vfp.h
+++ b/arch/arm/include/asm/vfp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/include/asm/vfp.h
*
diff --git a/arch/arm/include/asm/vfpmacros.h b/arch/arm/include/asm/vfpmacros.h
index 301c1db3e99b..ef5dfedacd8d 100644
--- a/arch/arm/include/asm/vfpmacros.h
+++ b/arch/arm/include/asm/vfpmacros.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/include/asm/vfpmacros.h
*
diff --git a/arch/arm/include/asm/vga.h b/arch/arm/include/asm/vga.h
index 91f40217bfa5..7c0bee57855a 100644
--- a/arch/arm/include/asm/vga.h
+++ b/arch/arm/include/asm/vga.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASMARM_VGA_H
#define ASMARM_VGA_H
diff --git a/arch/arm/include/asm/word-at-a-time.h b/arch/arm/include/asm/word-at-a-time.h
index 5831dce4b51c..352ab213520d 100644
--- a/arch/arm/include/asm/word-at-a-time.h
+++ b/arch/arm/include/asm/word-at-a-time.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARM_WORD_AT_A_TIME_H
#define __ASM_ARM_WORD_AT_A_TIME_H
diff --git a/arch/arm/include/asm/xen/events.h b/arch/arm/include/asm/xen/events.h
index 620dc75362e5..c83086f745cf 100644
--- a/arch/arm/include/asm/xen/events.h
+++ b/arch/arm/include/asm/xen/events.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ARM_XEN_EVENTS_H
#define _ASM_ARM_XEN_EVENTS_H
diff --git a/arch/arm/include/debug/palmchip.S b/arch/arm/include/debug/palmchip.S
index 6824b2d1c38e..aed59332e487 100644
--- a/arch/arm/include/debug/palmchip.S
+++ b/arch/arm/include/debug/palmchip.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/serial_reg.h>
#undef UART_TX
diff --git a/arch/arm/include/debug/uncompress.h b/arch/arm/include/debug/uncompress.h
index 0e2949b0fae9..ff0b227290cb 100644
--- a/arch/arm/include/debug/uncompress.h
+++ b/arch/arm/include/debug/uncompress.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef CONFIG_DEBUG_UNCOMPRESS
extern void putc(int c);
#else
diff --git a/arch/arm/include/uapi/asm/Kbuild b/arch/arm/include/uapi/asm/Kbuild
index 8e17fe80b55b..4d53de308ee0 100644
--- a/arch/arm/include/uapi/asm/Kbuild
+++ b/arch/arm/include/uapi/asm/Kbuild
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# UAPI Header export list
include include/uapi/asm-generic/Kbuild.asm
diff --git a/arch/arm/include/uapi/asm/auxvec.h b/arch/arm/include/uapi/asm/auxvec.h
index cb02a767a500..5c09da5965d4 100644
--- a/arch/arm/include/uapi/asm/auxvec.h
+++ b/arch/arm/include/uapi/asm/auxvec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_AUXVEC_H
#define __ASM_AUXVEC_H
diff --git a/arch/arm/include/uapi/asm/byteorder.h b/arch/arm/include/uapi/asm/byteorder.h
index 77379748b171..cb8406afe162 100644
--- a/arch/arm/include/uapi/asm/byteorder.h
+++ b/arch/arm/include/uapi/asm/byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* arch/arm/include/asm/byteorder.h
*
diff --git a/arch/arm/include/uapi/asm/fcntl.h b/arch/arm/include/uapi/asm/fcntl.h
index a80b6607b2ef..e6b5d7141c05 100644
--- a/arch/arm/include/uapi/asm/fcntl.h
+++ b/arch/arm/include/uapi/asm/fcntl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ARM_FCNTL_H
#define _ARM_FCNTL_H
diff --git a/arch/arm/include/uapi/asm/hwcap.h b/arch/arm/include/uapi/asm/hwcap.h
index 20d12f230a2f..b5971dfa4b8c 100644
--- a/arch/arm/include/uapi/asm/hwcap.h
+++ b/arch/arm/include/uapi/asm/hwcap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__ASMARM_HWCAP_H
#define _UAPI__ASMARM_HWCAP_H
diff --git a/arch/arm/include/uapi/asm/ioctls.h b/arch/arm/include/uapi/asm/ioctls.h
index 9c9629816128..1bfe2854fb51 100644
--- a/arch/arm/include/uapi/asm/ioctls.h
+++ b/arch/arm/include/uapi/asm/ioctls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_ARM_IOCTLS_H
#define __ASM_ARM_IOCTLS_H
diff --git a/arch/arm/include/uapi/asm/kvm.h b/arch/arm/include/uapi/asm/kvm.h
index 5db2d4c6a55f..1f57bbe82b6f 100644
--- a/arch/arm/include/uapi/asm/kvm.h
+++ b/arch/arm/include/uapi/asm/kvm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2012 - Virtual Open Systems and Columbia University
* Author: Christoffer Dall <c.dall@virtualopensystems.com>
diff --git a/arch/arm/include/uapi/asm/kvm_para.h b/arch/arm/include/uapi/asm/kvm_para.h
index 14fab8f0b957..baacc4996d18 100644
--- a/arch/arm/include/uapi/asm/kvm_para.h
+++ b/arch/arm/include/uapi/asm/kvm_para.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/kvm_para.h>
diff --git a/arch/arm/include/uapi/asm/perf_regs.h b/arch/arm/include/uapi/asm/perf_regs.h
index ce59448458b2..a3c046174e6b 100644
--- a/arch/arm/include/uapi/asm/perf_regs.h
+++ b/arch/arm/include/uapi/asm/perf_regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_ARM_PERF_REGS_H
#define _ASM_ARM_PERF_REGS_H
diff --git a/arch/arm/include/uapi/asm/posix_types.h b/arch/arm/include/uapi/asm/posix_types.h
index d2de9cbbcd9b..6bf11ad5d6ba 100644
--- a/arch/arm/include/uapi/asm/posix_types.h
+++ b/arch/arm/include/uapi/asm/posix_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* arch/arm/include/asm/posix_types.h
*
diff --git a/arch/arm/include/uapi/asm/ptrace.h b/arch/arm/include/uapi/asm/ptrace.h
index 5af0ed1b825a..b67cda536c25 100644
--- a/arch/arm/include/uapi/asm/ptrace.h
+++ b/arch/arm/include/uapi/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* arch/arm/include/asm/ptrace.h
*
diff --git a/arch/arm/include/uapi/asm/setup.h b/arch/arm/include/uapi/asm/setup.h
index 979ff4016404..6b335a9ff8c8 100644
--- a/arch/arm/include/uapi/asm/setup.h
+++ b/arch/arm/include/uapi/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* linux/include/asm/setup.h
*
diff --git a/arch/arm/include/uapi/asm/sigcontext.h b/arch/arm/include/uapi/asm/sigcontext.h
index fc0b80b6a6fc..e223c65adabd 100644
--- a/arch/arm/include/uapi/asm/sigcontext.h
+++ b/arch/arm/include/uapi/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASMARM_SIGCONTEXT_H
#define _ASMARM_SIGCONTEXT_H
diff --git a/arch/arm/include/uapi/asm/signal.h b/arch/arm/include/uapi/asm/signal.h
index 33073bdcf091..9b4185ba4f8a 100644
--- a/arch/arm/include/uapi/asm/signal.h
+++ b/arch/arm/include/uapi/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASMARM_SIGNAL_H
#define _UAPI_ASMARM_SIGNAL_H
diff --git a/arch/arm/include/uapi/asm/stat.h b/arch/arm/include/uapi/asm/stat.h
index 42c0c13999d5..9c6580bfc04d 100644
--- a/arch/arm/include/uapi/asm/stat.h
+++ b/arch/arm/include/uapi/asm/stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASMARM_STAT_H
#define _ASMARM_STAT_H
diff --git a/arch/arm/include/uapi/asm/statfs.h b/arch/arm/include/uapi/asm/statfs.h
index 079447c05ba7..177f08540079 100644
--- a/arch/arm/include/uapi/asm/statfs.h
+++ b/arch/arm/include/uapi/asm/statfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASMARM_STATFS_H
#define _ASMARM_STATFS_H
diff --git a/arch/arm/include/uapi/asm/swab.h b/arch/arm/include/uapi/asm/swab.h
index 6fcb32a5c453..301aa8d8e320 100644
--- a/arch/arm/include/uapi/asm/swab.h
+++ b/arch/arm/include/uapi/asm/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* arch/arm/include/asm/byteorder.h
*
diff --git a/arch/arm/include/uapi/asm/types.h b/arch/arm/include/uapi/asm/types.h
index 9435a42f575e..1a667bc26510 100644
--- a/arch/arm/include/uapi/asm/types.h
+++ b/arch/arm/include/uapi/asm/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_TYPES_H
#define _UAPI_ASM_TYPES_H
diff --git a/arch/arm/include/uapi/asm/unistd.h b/arch/arm/include/uapi/asm/unistd.h
index 28bd456494a3..39b2ad997e91 100644
--- a/arch/arm/include/uapi/asm/unistd.h
+++ b/arch/arm/include/uapi/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* arch/arm/include/asm/unistd.h
*
diff --git a/arch/arm/kernel/Makefile b/arch/arm/kernel/Makefile
index ad325a8c7e1e..499f978fb1fd 100644
--- a/arch/arm/kernel/Makefile
+++ b/arch/arm/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/arm/kernel/atags.h b/arch/arm/kernel/atags.h
index edfa2268c127..201100226301 100644
--- a/arch/arm/kernel/atags.h
+++ b/arch/arm/kernel/atags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
void convert_to_tag_list(struct tag *tags);
#ifdef CONFIG_ATAGS
diff --git a/arch/arm/kernel/atags_proc.c b/arch/arm/kernel/atags_proc.c
index 5a3379055f55..312cb89ec364 100644
--- a/arch/arm/kernel/atags_proc.c
+++ b/arch/arm/kernel/atags_proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/slab.h>
#include <linux/proc_fs.h>
#include <asm/setup.h>
diff --git a/arch/arm/kernel/bios32.c b/arch/arm/kernel/bios32.c
index c1809fb549dd..0cd0aefb3a8f 100644
--- a/arch/arm/kernel/bios32.c
+++ b/arch/arm/kernel/bios32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/arm/kernel/bios32.c
*
diff --git a/arch/arm/kernel/debug.S b/arch/arm/kernel/debug.S
index ea9646cc2a0e..0a498cb3fad8 100644
--- a/arch/arm/kernel/debug.S
+++ b/arch/arm/kernel/debug.S
@@ -115,7 +115,11 @@ ENTRY(printascii)
mov r1, r0
mov r0, #0x04 @ SYS_WRITE0
ARM( svc #0x123456 )
+#ifdef CONFIG_CPU_V7M
+ THUMB( bkpt #0xab )
+#else
THUMB( svc #0xab )
+#endif
ret lr
ENDPROC(printascii)
@@ -124,7 +128,11 @@ ENTRY(printch)
strb r0, [r1]
mov r0, #0x03 @ SYS_WRITEC
ARM( svc #0x123456 )
+#ifdef CONFIG_CPU_V7M
+ THUMB( bkpt #0xab )
+#else
THUMB( svc #0xab )
+#endif
ret lr
ENDPROC(printch)
diff --git a/arch/arm/kernel/elf.c b/arch/arm/kernel/elf.c
index d0d1e83150c9..846dda2f3c48 100644
--- a/arch/arm/kernel/elf.c
+++ b/arch/arm/kernel/elf.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include <linux/sched.h>
#include <linux/personality.h>
diff --git a/arch/arm/kernel/entry-header.S b/arch/arm/kernel/entry-header.S
index 6391728c8f03..d523cd8439a3 100644
--- a/arch/arm/kernel/entry-header.S
+++ b/arch/arm/kernel/entry-header.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/init.h>
#include <linux/linkage.h>
diff --git a/arch/arm/kernel/fiq.c b/arch/arm/kernel/fiq.c
index 059c3da0fee3..cd1234c103fc 100644
--- a/arch/arm/kernel/fiq.c
+++ b/arch/arm/kernel/fiq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/arm/kernel/fiq.c
*
diff --git a/arch/arm/kernel/insn.c b/arch/arm/kernel/insn.c
index b760340b7014..2e844b70386b 100644
--- a/arch/arm/kernel/insn.c
+++ b/arch/arm/kernel/insn.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/bug.h>
#include <linux/kernel.h>
#include <asm/opcodes.h>
diff --git a/arch/arm/kernel/io.c b/arch/arm/kernel/io.c
index eedefe050022..60b621295d6c 100644
--- a/arch/arm/kernel/io.c
+++ b/arch/arm/kernel/io.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include <linux/types.h>
#include <linux/io.h>
diff --git a/arch/arm/kernel/jump_label.c b/arch/arm/kernel/jump_label.c
index 845a5dd9c42b..90bce3d9928e 100644
--- a/arch/arm/kernel/jump_label.c
+++ b/arch/arm/kernel/jump_label.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/jump_label.h>
#include <asm/patch.h>
diff --git a/arch/arm/kernel/kgdb.c b/arch/arm/kernel/kgdb.c
index 1bb4c40a3135..caa0dbe3dc61 100644
--- a/arch/arm/kernel/kgdb.c
+++ b/arch/arm/kernel/kgdb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/arm/kernel/kgdb.c
*
diff --git a/arch/arm/kernel/machine_kexec.c b/arch/arm/kernel/machine_kexec.c
index fe1419eeb932..6b38d7a634c1 100644
--- a/arch/arm/kernel/machine_kexec.c
+++ b/arch/arm/kernel/machine_kexec.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* machine_kexec.c - handle transition of Linux booting another kernel
*/
diff --git a/arch/arm/kernel/module.lds b/arch/arm/kernel/module.lds
index eacb5c67f61e..79cb6af565e5 100644
--- a/arch/arm/kernel/module.lds
+++ b/arch/arm/kernel/module.lds
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
SECTIONS {
.plt : { BYTE(0) }
.init.plt : { BYTE(0) }
diff --git a/arch/arm/kernel/patch.c b/arch/arm/kernel/patch.c
index a1a34722c655..a50dc00d79a2 100644
--- a/arch/arm/kernel/patch.c
+++ b/arch/arm/kernel/patch.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/spinlock.h>
#include <linux/kprobes.h>
diff --git a/arch/arm/kernel/perf_callchain.c b/arch/arm/kernel/perf_callchain.c
index 22bf1f64d99a..08e43a32a693 100644
--- a/arch/arm/kernel/perf_callchain.c
+++ b/arch/arm/kernel/perf_callchain.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ARM callchain support
*
diff --git a/arch/arm/kernel/perf_event_v6.c b/arch/arm/kernel/perf_event_v6.c
index 8226d0b71fd3..1d7061a38922 100644
--- a/arch/arm/kernel/perf_event_v6.c
+++ b/arch/arm/kernel/perf_event_v6.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ARMv6 Performance counter handling code.
*
diff --git a/arch/arm/kernel/perf_event_v7.c b/arch/arm/kernel/perf_event_v7.c
index ab6522b43659..870b66c1e4ef 100644
--- a/arch/arm/kernel/perf_event_v7.c
+++ b/arch/arm/kernel/perf_event_v7.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ARMv7 Cortex-A8 and Cortex-A9 Performance Events handling code.
*
diff --git a/arch/arm/kernel/perf_event_xscale.c b/arch/arm/kernel/perf_event_xscale.c
index 0e51f5e4f879..fcf218da660e 100644
--- a/arch/arm/kernel/perf_event_xscale.c
+++ b/arch/arm/kernel/perf_event_xscale.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ARMv5 [xscale] Performance counter handling code.
*
diff --git a/arch/arm/kernel/perf_regs.c b/arch/arm/kernel/perf_regs.c
index c366b83bf955..05fe92aa7d98 100644
--- a/arch/arm/kernel/perf_regs.c
+++ b/arch/arm/kernel/perf_regs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/errno.h>
#include <linux/kernel.h>
diff --git a/arch/arm/kernel/reboot.h b/arch/arm/kernel/reboot.h
index bf7a0b1f076e..189ab81b77b6 100644
--- a/arch/arm/kernel/reboot.h
+++ b/arch/arm/kernel/reboot.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef REBOOT_H
#define REBOOT_H
diff --git a/arch/arm/kernel/relocate_kernel.S b/arch/arm/kernel/relocate_kernel.S
index 35e72585ec1d..7eaa2ae7aff5 100644
--- a/arch/arm/kernel/relocate_kernel.S
+++ b/arch/arm/kernel/relocate_kernel.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* relocate_kernel.S - put the kernel image in place to boot
*/
diff --git a/arch/arm/kernel/sleep.S b/arch/arm/kernel/sleep.S
index 9f08d214d05a..a8257fc9cf2a 100644
--- a/arch/arm/kernel/sleep.S
+++ b/arch/arm/kernel/sleep.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <linux/threads.h>
#include <asm/asm-offsets.h>
diff --git a/arch/arm/kernel/suspend.c b/arch/arm/kernel/suspend.c
index ef794c799cb6..a40ebb7c0896 100644
--- a/arch/arm/kernel/suspend.c
+++ b/arch/arm/kernel/suspend.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/mm_types.h>
diff --git a/arch/arm/kernel/vmlinux-xip.lds.S b/arch/arm/kernel/vmlinux-xip.lds.S
index 8265b116218d..0951df916b85 100644
--- a/arch/arm/kernel/vmlinux-xip.lds.S
+++ b/arch/arm/kernel/vmlinux-xip.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* ld script to make ARM Linux kernel
* taken from the i386 version by Russell King
* Written by Martin Mares <mj@atrey.karlin.mff.cuni.cz>
diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S
index c83a7ba737d6..1845a5affb44 100644
--- a/arch/arm/kernel/vmlinux.lds.S
+++ b/arch/arm/kernel/vmlinux.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* ld script to make ARM Linux kernel
* taken from the i386 version by Russell King
* Written by Martin Mares <mj@atrey.karlin.mff.cuni.cz>
diff --git a/arch/arm/kvm/Kconfig b/arch/arm/kvm/Kconfig
index 90d0176fb30d..f24628db5409 100644
--- a/arch/arm/kvm/Kconfig
+++ b/arch/arm/kvm/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# KVM configuration
#
diff --git a/arch/arm/kvm/Makefile b/arch/arm/kvm/Makefile
index d9beee652d36..f550abd64a25 100644
--- a/arch/arm/kvm/Makefile
+++ b/arch/arm/kvm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for Kernel-based Virtual Machine module
#
diff --git a/arch/arm/kvm/emulate.c b/arch/arm/kvm/emulate.c
index 0064b86a2c87..30a13647c54c 100644
--- a/arch/arm/kvm/emulate.c
+++ b/arch/arm/kvm/emulate.c
@@ -227,7 +227,7 @@ void kvm_inject_undefined(struct kvm_vcpu *vcpu)
u32 return_offset = (is_thumb) ? 2 : 4;
kvm_update_psr(vcpu, UND_MODE);
- *vcpu_reg(vcpu, 14) = *vcpu_pc(vcpu) - return_offset;
+ *vcpu_reg(vcpu, 14) = *vcpu_pc(vcpu) + return_offset;
/* Branch to exception vector */
*vcpu_pc(vcpu) = exc_vector_base(vcpu) + vect_offset;
@@ -239,10 +239,8 @@ void kvm_inject_undefined(struct kvm_vcpu *vcpu)
*/
static void inject_abt(struct kvm_vcpu *vcpu, bool is_pabt, unsigned long addr)
{
- unsigned long cpsr = *vcpu_cpsr(vcpu);
- bool is_thumb = (cpsr & PSR_T_BIT);
u32 vect_offset;
- u32 return_offset = (is_thumb) ? 4 : 0;
+ u32 return_offset = (is_pabt) ? 4 : 8;
bool is_lpae;
kvm_update_psr(vcpu, ABT_MODE);
diff --git a/arch/arm/kvm/hyp/Makefile b/arch/arm/kvm/hyp/Makefile
index 8679405b0b2b..5638ce0c9524 100644
--- a/arch/arm/kvm/hyp/Makefile
+++ b/arch/arm/kvm/hyp/Makefile
@@ -1,8 +1,9 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for Kernel-based Virtual Machine module, HYP part
#
-ccflags-y += -fno-stack-protector
+ccflags-y += -fno-stack-protector -DDISABLE_BRANCH_PROFILING
KVM=../../../../virt/kvm
diff --git a/arch/arm/kvm/trace.h b/arch/arm/kvm/trace.h
index b0d10648c486..69a9d62a0ac6 100644
--- a/arch/arm/kvm/trace.h
+++ b/arch/arm/kvm/trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#if !defined(_TRACE_ARM_KVM_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_ARM_KVM_H
diff --git a/arch/arm/lib/Makefile b/arch/arm/lib/Makefile
index 27f4d96258a2..4cb0b9624d8f 100644
--- a/arch/arm/lib/Makefile
+++ b/arch/arm/lib/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# linux/arch/arm/lib/Makefile
#
diff --git a/arch/arm/lib/bitops.h b/arch/arm/lib/bitops.h
index 7d807cfd8ef5..93cddab73072 100644
--- a/arch/arm/lib/bitops.h
+++ b/arch/arm/lib/bitops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/assembler.h>
#include <asm/unwind.h>
diff --git a/arch/arm/lib/bswapsdi2.S b/arch/arm/lib/bswapsdi2.S
index 07cda737bb11..591ba077e874 100644
--- a/arch/arm/lib/bswapsdi2.S
+++ b/arch/arm/lib/bswapsdi2.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/assembler.h>
diff --git a/arch/arm/mach-actions/Kconfig b/arch/arm/mach-actions/Kconfig
index ad9c5c89c683..b5e0ac965ec0 100644
--- a/arch/arm/mach-actions/Kconfig
+++ b/arch/arm/mach-actions/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menuconfig ARCH_ACTIONS
bool "Actions Semi SoCs"
depends on ARCH_MULTI_V7
diff --git a/arch/arm/mach-alpine/Kconfig b/arch/arm/mach-alpine/Kconfig
index b41838a58ae4..e3cbb07fe1b4 100644
--- a/arch/arm/mach-alpine/Kconfig
+++ b/arch/arm/mach-alpine/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config ARCH_ALPINE
bool "Annapurna Labs Alpine platform"
depends on ARCH_MULTI_V7
diff --git a/arch/arm/mach-at91/Makefile b/arch/arm/mach-at91/Makefile
index ee34aa34cc51..4ea93c9df77b 100644
--- a/arch/arm/mach-at91/Makefile
+++ b/arch/arm/mach-at91/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/arm/mach-at91/pm_data-offsets.c b/arch/arm/mach-at91/pm_data-offsets.c
index c0a73e62b725..f2d893c03cd9 100644
--- a/arch/arm/mach-at91/pm_data-offsets.c
+++ b/arch/arm/mach-at91/pm_data-offsets.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/stddef.h>
#include <linux/kbuild.h>
#include "pm.h"
diff --git a/arch/arm/mach-axxia/Kconfig b/arch/arm/mach-axxia/Kconfig
index fe627cbcfdc5..bb2ce1c63fd9 100644
--- a/arch/arm/mach-axxia/Kconfig
+++ b/arch/arm/mach-axxia/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config ARCH_AXXIA
bool "LSI Axxia platforms"
depends on ARCH_MULTI_V7 && ARM_LPAE
diff --git a/arch/arm/mach-axxia/Makefile b/arch/arm/mach-axxia/Makefile
index ec4f68b460c6..8df8fe76ad47 100644
--- a/arch/arm/mach-axxia/Makefile
+++ b/arch/arm/mach-axxia/Makefile
@@ -1,2 +1,3 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y += axxia.o
obj-$(CONFIG_SMP) += platsmp.o
diff --git a/arch/arm/mach-bcm/Kconfig b/arch/arm/mach-bcm/Kconfig
index 73be3d578851..5d2925e2ce1f 100644
--- a/arch/arm/mach-bcm/Kconfig
+++ b/arch/arm/mach-bcm/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menuconfig ARCH_BCM
bool "Broadcom SoC Support"
depends on ARCH_MULTI_V6_V7
diff --git a/arch/arm/mach-bcm/bcm63xx_smp.h b/arch/arm/mach-bcm/bcm63xx_smp.h
index 9c6d50e2b111..4e742604a0fd 100644
--- a/arch/arm/mach-bcm/bcm63xx_smp.h
+++ b/arch/arm/mach-bcm/bcm63xx_smp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __BCM63XX_SMP_H
#define __BCM63XX_SMP_H
diff --git a/arch/arm/mach-clps711x/Kconfig b/arch/arm/mach-clps711x/Kconfig
index f385b1fcafef..fc9188b54dd6 100644
--- a/arch/arm/mach-clps711x/Kconfig
+++ b/arch/arm/mach-clps711x/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menuconfig ARCH_CLPS711X
bool "Cirrus Logic EP721x/EP731x-based"
depends on ARCH_MULTI_V4T
diff --git a/arch/arm/mach-clps711x/Makefile b/arch/arm/mach-clps711x/Makefile
index bd0b7b5d6e9d..f18f330f5364 100644
--- a/arch/arm/mach-clps711x/Makefile
+++ b/arch/arm/mach-clps711x/Makefile
@@ -1 +1,2 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y += board-dt.o
diff --git a/arch/arm/mach-cns3xxx/Kconfig b/arch/arm/mach-cns3xxx/Kconfig
index 5fd836be2701..1ecf5466931e 100644
--- a/arch/arm/mach-cns3xxx/Kconfig
+++ b/arch/arm/mach-cns3xxx/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menuconfig ARCH_CNS3XXX
bool "Cavium Networks CNS3XXX family"
depends on ARCH_MULTI_V6
diff --git a/arch/arm/mach-cns3xxx/Makefile b/arch/arm/mach-cns3xxx/Makefile
index a1ff10848698..52ca6ed62304 100644
--- a/arch/arm/mach-cns3xxx/Makefile
+++ b/arch/arm/mach-cns3xxx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_ARCH_CNS3XXX) += cns3xxx.o
cns3xxx-y += core.o pm.o
cns3xxx-$(CONFIG_ATAGS) += devices.o
diff --git a/arch/arm/mach-davinci/Kconfig b/arch/arm/mach-davinci/Kconfig
index 36c8f5324e43..05c3eecf47cb 100644
--- a/arch/arm/mach-davinci/Kconfig
+++ b/arch/arm/mach-davinci/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if ARCH_DAVINCI
config AINTC
diff --git a/arch/arm/mach-davinci/Makefile b/arch/arm/mach-davinci/Makefile
index df96ca9eab6d..4e8178050027 100644
--- a/arch/arm/mach-davinci/Makefile
+++ b/arch/arm/mach-davinci/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/arm/mach-davinci/Makefile.boot b/arch/arm/mach-davinci/Makefile.boot
index 4b81601754a2..d36b251f325b 100644
--- a/arch/arm/mach-davinci/Makefile.boot
+++ b/arch/arm/mach-davinci/Makefile.boot
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
zreladdr-$(CONFIG_ARCH_DAVINCI_DA8XX) += 0xc0008000
params_phys-$(CONFIG_ARCH_DAVINCI_DA8XX) := 0xc0000100
initrd_phys-$(CONFIG_ARCH_DAVINCI_DA8XX) := 0xc0800000
diff --git a/arch/arm/mach-davinci/asp.h b/arch/arm/mach-davinci/asp.h
index 1128e1d8e4b4..495aa6907cbc 100644
--- a/arch/arm/mach-davinci/asp.h
+++ b/arch/arm/mach-davinci/asp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* TI DaVinci Audio definitions
*/
diff --git a/arch/arm/mach-davinci/ddr2.h b/arch/arm/mach-davinci/ddr2.h
index c19e047d0e6a..4f7d7824b0c9 100644
--- a/arch/arm/mach-davinci/ddr2.h
+++ b/arch/arm/mach-davinci/ddr2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define DDR2_SDRCR_OFFSET 0xc
#define DDR2_SRPD_BIT (1 << 23)
#define DDR2_MCLKSTOPEN_BIT (1 << 30)
diff --git a/arch/arm/mach-davinci/usb-da8xx.c b/arch/arm/mach-davinci/usb-da8xx.c
index 9a6af0bd5dc3..d480a02e1298 100644
--- a/arch/arm/mach-davinci/usb-da8xx.c
+++ b/arch/arm/mach-davinci/usb-da8xx.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* DA8xx USB
*/
diff --git a/arch/arm/mach-davinci/usb.c b/arch/arm/mach-davinci/usb.c
index 0e7e89c1f331..31ed7aa47227 100644
--- a/arch/arm/mach-davinci/usb.c
+++ b/arch/arm/mach-davinci/usb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* USB
*/
diff --git a/arch/arm/mach-digicolor/Kconfig b/arch/arm/mach-digicolor/Kconfig
index 9d05c6c4181d..90394433c405 100644
--- a/arch/arm/mach-digicolor/Kconfig
+++ b/arch/arm/mach-digicolor/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config ARCH_DIGICOLOR
bool "Conexant Digicolor SoC Support"
depends on ARCH_MULTI_V7
diff --git a/arch/arm/mach-dove/Kconfig b/arch/arm/mach-dove/Kconfig
index 0bd6d894c597..7747fe64420a 100644
--- a/arch/arm/mach-dove/Kconfig
+++ b/arch/arm/mach-dove/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if ARCH_DOVE
menu "Marvell Dove Implementations"
diff --git a/arch/arm/mach-dove/Makefile b/arch/arm/mach-dove/Makefile
index b608a21919fb..cdf163cab738 100644
--- a/arch/arm/mach-dove/Makefile
+++ b/arch/arm/mach-dove/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y += common.o
obj-$(CONFIG_DOVE_LEGACY) += irq.o mpp.o
obj-$(CONFIG_PCI) += pcie.o
diff --git a/arch/arm/mach-dove/mpp.h b/arch/arm/mach-dove/mpp.h
index fbec7c52bfac..2e4b89c86ca8 100644
--- a/arch/arm/mach-dove/mpp.h
+++ b/arch/arm/mach-dove/mpp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ARCH_DOVE_MPP_CODED_H
#define __ARCH_DOVE_MPP_CODED_H
diff --git a/arch/arm/mach-ebsa110/io.c b/arch/arm/mach-ebsa110/io.c
index b57980b435fd..3c44dd3596ea 100644
--- a/arch/arm/mach-ebsa110/io.c
+++ b/arch/arm/mach-ebsa110/io.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/arm/mach-ebsa110/isamem.c
*
diff --git a/arch/arm/mach-efm32/dtmachine.c b/arch/arm/mach-efm32/dtmachine.c
index 2367495193c1..e9364b843641 100644
--- a/arch/arm/mach-efm32/dtmachine.c
+++ b/arch/arm/mach-efm32/dtmachine.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <asm/v7m.h>
diff --git a/arch/arm/mach-ep93xx/Makefile b/arch/arm/mach-ep93xx/Makefile
index b7ae4345ac08..86768495f61d 100644
--- a/arch/arm/mach-ep93xx/Makefile
+++ b/arch/arm/mach-ep93xx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h b/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h
index c64d74246602..6839ea032e58 100644
--- a/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h
+++ b/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h
*/
diff --git a/arch/arm/mach-ep93xx/include/mach/gpio-ep93xx.h b/arch/arm/mach-ep93xx/include/mach/gpio-ep93xx.h
index 6d7c571a519f..242af4a401ea 100644
--- a/arch/arm/mach-ep93xx/include/mach/gpio-ep93xx.h
+++ b/arch/arm/mach-ep93xx/include/mach/gpio-ep93xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Include file for the EP93XX GPIO controller machine specifics */
#ifndef __GPIO_EP93XX_H
diff --git a/arch/arm/mach-ep93xx/include/mach/hardware.h b/arch/arm/mach-ep93xx/include/mach/hardware.h
index efcd47815a91..8938906e780a 100644
--- a/arch/arm/mach-ep93xx/include/mach/hardware.h
+++ b/arch/arm/mach-ep93xx/include/mach/hardware.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-ep93xx/include/mach/hardware.h
*/
diff --git a/arch/arm/mach-ep93xx/include/mach/irqs.h b/arch/arm/mach-ep93xx/include/mach/irqs.h
index ff98390bbf0f..244daf83ce6d 100644
--- a/arch/arm/mach-ep93xx/include/mach/irqs.h
+++ b/arch/arm/mach-ep93xx/include/mach/irqs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-ep93xx/include/mach/irqs.h
*/
diff --git a/arch/arm/mach-ep93xx/include/mach/platform.h b/arch/arm/mach-ep93xx/include/mach/platform.h
index db0839691ef5..3bbe1591013e 100644
--- a/arch/arm/mach-ep93xx/include/mach/platform.h
+++ b/arch/arm/mach-ep93xx/include/mach/platform.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-ep93xx/include/mach/platform.h
*/
diff --git a/arch/arm/mach-ep93xx/timer-ep93xx.c b/arch/arm/mach-ep93xx/timer-ep93xx.c
index 874cbc91b669..de998830f534 100644
--- a/arch/arm/mach-ep93xx/timer-ep93xx.c
+++ b/arch/arm/mach-ep93xx/timer-ep93xx.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/clocksource.h>
diff --git a/arch/arm/mach-ep93xx/ts72xx.h b/arch/arm/mach-ep93xx/ts72xx.h
index 2255ba29fdd6..b89850f1a965 100644
--- a/arch/arm/mach-ep93xx/ts72xx.h
+++ b/arch/arm/mach-ep93xx/ts72xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-ep93xx/include/mach/ts72xx.h
*/
diff --git a/arch/arm/mach-footbridge/Makefile b/arch/arm/mach-footbridge/Makefile
index e83d5c8396ff..a09f1041f141 100644
--- a/arch/arm/mach-footbridge/Makefile
+++ b/arch/arm/mach-footbridge/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/arm/mach-footbridge/cats-hw.c b/arch/arm/mach-footbridge/cats-hw.c
index 8f05489671b7..e575dc0698cd 100644
--- a/arch/arm/mach-footbridge/cats-hw.c
+++ b/arch/arm/mach-footbridge/cats-hw.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/arm/mach-footbridge/cats-hw.c
*
diff --git a/arch/arm/mach-footbridge/cats-pci.c b/arch/arm/mach-footbridge/cats-pci.c
index 5cec2567c9c5..0b2fd7e2e9b4 100644
--- a/arch/arm/mach-footbridge/cats-pci.c
+++ b/arch/arm/mach-footbridge/cats-pci.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/arm/mach-footbridge/cats-pci.c
*
diff --git a/arch/arm/mach-footbridge/common.h b/arch/arm/mach-footbridge/common.h
index b911e5587ecf..e12587db59c4 100644
--- a/arch/arm/mach-footbridge/common.h
+++ b/arch/arm/mach-footbridge/common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/reboot.h>
extern void footbridge_timer_init(void);
diff --git a/arch/arm/mach-footbridge/dc21285-timer.c b/arch/arm/mach-footbridge/dc21285-timer.c
index 75395a720e63..f76212d2dbf1 100644
--- a/arch/arm/mach-footbridge/dc21285-timer.c
+++ b/arch/arm/mach-footbridge/dc21285-timer.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/arm/mach-footbridge/dc21285-timer.c
*
diff --git a/arch/arm/mach-footbridge/dma.c b/arch/arm/mach-footbridge/dma.c
index 22536b85a81d..86618074a7a5 100644
--- a/arch/arm/mach-footbridge/dma.c
+++ b/arch/arm/mach-footbridge/dma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/arm/kernel/dma-ebsa285.c
*
diff --git a/arch/arm/mach-footbridge/ebsa285-pci.c b/arch/arm/mach-footbridge/ebsa285-pci.c
index fd12d8a36dc5..6f28aaa9ca79 100644
--- a/arch/arm/mach-footbridge/ebsa285-pci.c
+++ b/arch/arm/mach-footbridge/ebsa285-pci.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/arm/mach-footbridge/ebsa285-pci.c
*
diff --git a/arch/arm/mach-footbridge/ebsa285.c b/arch/arm/mach-footbridge/ebsa285.c
index aee8300f3490..21cf9a358b90 100644
--- a/arch/arm/mach-footbridge/ebsa285.c
+++ b/arch/arm/mach-footbridge/ebsa285.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/arm/mach-footbridge/ebsa285.c
*
diff --git a/arch/arm/mach-footbridge/include/mach/irqs.h b/arch/arm/mach-footbridge/include/mach/irqs.h
index 61c714c4920e..a5f41846ab9c 100644
--- a/arch/arm/mach-footbridge/include/mach/irqs.h
+++ b/arch/arm/mach-footbridge/include/mach/irqs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-footbridge/include/mach/irqs.h
*
diff --git a/arch/arm/mach-footbridge/include/mach/isa-dma.h b/arch/arm/mach-footbridge/include/mach/isa-dma.h
index 5bd4a0d338a8..8a1b991076e1 100644
--- a/arch/arm/mach-footbridge/include/mach/isa-dma.h
+++ b/arch/arm/mach-footbridge/include/mach/isa-dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-footbridge/include/mach/isa-dma.h
*
diff --git a/arch/arm/mach-footbridge/isa-rtc.c b/arch/arm/mach-footbridge/isa-rtc.c
index 07fde4051f78..b8f741a3a37e 100644
--- a/arch/arm/mach-footbridge/isa-rtc.c
+++ b/arch/arm/mach-footbridge/isa-rtc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/arm/mach-footbridge/isa-rtc.c
*
diff --git a/arch/arm/mach-footbridge/isa-timer.c b/arch/arm/mach-footbridge/isa-timer.c
index b73f52e196b9..82f45591fb2c 100644
--- a/arch/arm/mach-footbridge/isa-timer.c
+++ b/arch/arm/mach-footbridge/isa-timer.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/arm/mach-footbridge/isa-timer.c
*
diff --git a/arch/arm/mach-footbridge/netwinder-hw.c b/arch/arm/mach-footbridge/netwinder-hw.c
index cdee08c6d239..5f7265b1b34c 100644
--- a/arch/arm/mach-footbridge/netwinder-hw.c
+++ b/arch/arm/mach-footbridge/netwinder-hw.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/arm/mach-footbridge/netwinder-hw.c
*
diff --git a/arch/arm/mach-footbridge/netwinder-pci.c b/arch/arm/mach-footbridge/netwinder-pci.c
index 0fba5134e4fe..9473aa0305e5 100644
--- a/arch/arm/mach-footbridge/netwinder-pci.c
+++ b/arch/arm/mach-footbridge/netwinder-pci.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/arm/mach-footbridge/netwinder-pci.c
*
diff --git a/arch/arm/mach-footbridge/personal-pci.c b/arch/arm/mach-footbridge/personal-pci.c
index 5c9ee54613b2..4391e433a4b2 100644
--- a/arch/arm/mach-footbridge/personal-pci.c
+++ b/arch/arm/mach-footbridge/personal-pci.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/arm/mach-footbridge/personal-pci.c
*
diff --git a/arch/arm/mach-footbridge/personal.c b/arch/arm/mach-footbridge/personal.c
index 7bdeabdcd4d8..ca715754fc00 100644
--- a/arch/arm/mach-footbridge/personal.c
+++ b/arch/arm/mach-footbridge/personal.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/arm/mach-footbridge/personal.c
*
diff --git a/arch/arm/mach-gemini/board-dt.c b/arch/arm/mach-gemini/board-dt.c
index c0c0ebdd551e..de0afcc8d94a 100644
--- a/arch/arm/mach-gemini/board-dt.c
+++ b/arch/arm/mach-gemini/board-dt.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Gemini Device Tree boot support
*/
diff --git a/arch/arm/mach-highbank/core.h b/arch/arm/mach-highbank/core.h
index 7ec5edcd1336..3991a6594ae5 100644
--- a/arch/arm/mach-highbank/core.h
+++ b/arch/arm/mach-highbank/core.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __HIGHBANK_CORE_H
#define __HIGHBANK_CORE_H
diff --git a/arch/arm/mach-hisi/core.h b/arch/arm/mach-hisi/core.h
index c58b68ab0cb6..61245274fdaf 100644
--- a/arch/arm/mach-hisi/core.h
+++ b/arch/arm/mach-hisi/core.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __HISILICON_CORE_H
#define __HISILICON_CORE_H
diff --git a/arch/arm/mach-imx/Makefile b/arch/arm/mach-imx/Makefile
index cab128913e72..8ff71058207d 100644
--- a/arch/arm/mach-imx/Makefile
+++ b/arch/arm/mach-imx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y := cpu.o system.o irq-common.o
obj-$(CONFIG_SOC_IMX21) += mm-imx21.o
diff --git a/arch/arm/mach-imx/cpu.c b/arch/arm/mach-imx/cpu.c
index 94906ed49392..d4e55f2a897e 100644
--- a/arch/arm/mach-imx/cpu.c
+++ b/arch/arm/mach-imx/cpu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/err.h>
#include <linux/module.h>
#include <linux/io.h>
diff --git a/arch/arm/mach-imx/devices/Makefile b/arch/arm/mach-imx/devices/Makefile
index aa6cee870795..e44758aaa11c 100644
--- a/arch/arm/mach-imx/devices/Makefile
+++ b/arch/arm/mach-imx/devices/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y := devices.o
obj-$(CONFIG_IMX_HAVE_PLATFORM_FEC) += platform-fec.o
diff --git a/arch/arm/mach-imx/ehci.h b/arch/arm/mach-imx/ehci.h
index 0e060023db8b..b7ad6175f5bf 100644
--- a/arch/arm/mach-imx/ehci.h
+++ b/arch/arm/mach-imx/ehci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MACH_IMX_EHCI_H
#define __MACH_IMX_EHCI_H
diff --git a/arch/arm/mach-imx/mx31.h b/arch/arm/mach-imx/mx31.h
index ee9b1f9215df..d9574671ca5c 100644
--- a/arch/arm/mach-imx/mx31.h
+++ b/arch/arm/mach-imx/mx31.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MACH_MX31_H__
#define __MACH_MX31_H__
diff --git a/arch/arm/mach-imx/mx35.h b/arch/arm/mach-imx/mx35.h
index 2af5d3a699c7..760de6a0af7e 100644
--- a/arch/arm/mach-imx/mx35.h
+++ b/arch/arm/mach-imx/mx35.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MACH_MX35_H__
#define __MACH_MX35_H__
diff --git a/arch/arm/mach-imx/pcm037.h b/arch/arm/mach-imx/pcm037.h
index 7d167690e17d..470d3c887e14 100644
--- a/arch/arm/mach-imx/pcm037.h
+++ b/arch/arm/mach-imx/pcm037.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PCM037_H__
#define __PCM037_H__
diff --git a/arch/arm/mach-imx/ulpi.h b/arch/arm/mach-imx/ulpi.h
index 23f5c0349e80..b367902c9c32 100644
--- a/arch/arm/mach-imx/ulpi.h
+++ b/arch/arm/mach-imx/ulpi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MACH_ULPI_H
#define __MACH_ULPI_H
diff --git a/arch/arm/mach-integrator/Makefile b/arch/arm/mach-integrator/Makefile
index 1ebe45356b09..a5a4470db482 100644
--- a/arch/arm/mach-integrator/Makefile
+++ b/arch/arm/mach-integrator/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/arm/mach-integrator/cm.h b/arch/arm/mach-integrator/cm.h
index 5b8ba8247f45..f09ea18a50f8 100644
--- a/arch/arm/mach-integrator/cm.h
+++ b/arch/arm/mach-integrator/cm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* access the core module control register.
*/
diff --git a/arch/arm/mach-integrator/common.h b/arch/arm/mach-integrator/common.h
index 96c9dc56cabf..f053aeebeb7a 100644
--- a/arch/arm/mach-integrator/common.h
+++ b/arch/arm/mach-integrator/common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/reboot.h>
#include <linux/amba/serial.h>
extern struct amba_pl010_data ap_uart_data;
diff --git a/arch/arm/mach-integrator/impd1.h b/arch/arm/mach-integrator/impd1.h
index 76de4dc9bee4..36124d34c8f7 100644
--- a/arch/arm/mach-integrator/impd1.h
+++ b/arch/arm/mach-integrator/impd1.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define IMPD1_LEDS 0x0c
#define IMPD1_INT 0x10
#define IMPD1_SW 0x14
diff --git a/arch/arm/mach-integrator/lm.h b/arch/arm/mach-integrator/lm.h
index 28186b6f2c09..172966a699bd 100644
--- a/arch/arm/mach-integrator/lm.h
+++ b/arch/arm/mach-integrator/lm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
struct lm_device {
struct device dev;
diff --git a/arch/arm/mach-integrator/pci_v3.h b/arch/arm/mach-integrator/pci_v3.h
index 06a9e2e7d007..cafc7174baab 100644
--- a/arch/arm/mach-integrator/pci_v3.h
+++ b/arch/arm/mach-integrator/pci_v3.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Simple oneliner include to the PCIv3 early init */
#ifdef CONFIG_PCI
extern int pci_v3_early_init(void);
diff --git a/arch/arm/mach-iop13xx/Kconfig b/arch/arm/mach-iop13xx/Kconfig
index 40c2d689f2eb..c4f04070b4c1 100644
--- a/arch/arm/mach-iop13xx/Kconfig
+++ b/arch/arm/mach-iop13xx/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if ARCH_IOP13XX
menu "IOP13XX Implementation Options"
diff --git a/arch/arm/mach-iop13xx/Makefile b/arch/arm/mach-iop13xx/Makefile
index a3d9260e335f..5757c8f6e371 100644
--- a/arch/arm/mach-iop13xx/Makefile
+++ b/arch/arm/mach-iop13xx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_ARCH_IOP13XX) += setup.o
obj-$(CONFIG_ARCH_IOP13XX) += irq.o
obj-$(CONFIG_ARCH_IOP13XX) += pci.o
diff --git a/arch/arm/mach-iop13xx/include/mach/hardware.h b/arch/arm/mach-iop13xx/include/mach/hardware.h
index 786fa266fab3..8c943fa6bbd7 100644
--- a/arch/arm/mach-iop13xx/include/mach/hardware.h
+++ b/arch/arm/mach-iop13xx/include/mach/hardware.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARCH_HARDWARE_H
#define __ASM_ARCH_HARDWARE_H
#include <asm/types.h>
diff --git a/arch/arm/mach-iop13xx/include/mach/iop13xx.h b/arch/arm/mach-iop13xx/include/mach/iop13xx.h
index 9311ee2126d6..04bb6aca12c5 100644
--- a/arch/arm/mach-iop13xx/include/mach/iop13xx.h
+++ b/arch/arm/mach-iop13xx/include/mach/iop13xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _IOP13XX_HW_H_
#define _IOP13XX_HW_H_
diff --git a/arch/arm/mach-iop13xx/include/mach/iq81340.h b/arch/arm/mach-iop13xx/include/mach/iq81340.h
index ba2cf931e9ce..d7ad27a95558 100644
--- a/arch/arm/mach-iop13xx/include/mach/iq81340.h
+++ b/arch/arm/mach-iop13xx/include/mach/iq81340.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _IQ81340_H_
#define _IQ81340_H_
diff --git a/arch/arm/mach-iop13xx/include/mach/irqs.h b/arch/arm/mach-iop13xx/include/mach/irqs.h
index e8d24d32121a..cd6b6375c050 100644
--- a/arch/arm/mach-iop13xx/include/mach/irqs.h
+++ b/arch/arm/mach-iop13xx/include/mach/irqs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _IOP13XX_IRQS_H_
#define _IOP13XX_IRQS_H_
diff --git a/arch/arm/mach-iop13xx/include/mach/memory.h b/arch/arm/mach-iop13xx/include/mach/memory.h
index 59307e787588..32da0e09c6a3 100644
--- a/arch/arm/mach-iop13xx/include/mach/memory.h
+++ b/arch/arm/mach-iop13xx/include/mach/memory.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARCH_MEMORY_H
#define __ASM_ARCH_MEMORY_H
diff --git a/arch/arm/mach-iop13xx/include/mach/time.h b/arch/arm/mach-iop13xx/include/mach/time.h
index c871e6874594..2c2d7532d5c3 100644
--- a/arch/arm/mach-iop13xx/include/mach/time.h
+++ b/arch/arm/mach-iop13xx/include/mach/time.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _IOP13XX_TIME_H_
#define _IOP13XX_TIME_H_
diff --git a/arch/arm/mach-iop13xx/include/mach/uncompress.h b/arch/arm/mach-iop13xx/include/mach/uncompress.h
index d3791ece2772..c62903041d11 100644
--- a/arch/arm/mach-iop13xx/include/mach/uncompress.h
+++ b/arch/arm/mach-iop13xx/include/mach/uncompress.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/types.h>
#include <linux/serial_reg.h>
#include <mach/hardware.h>
diff --git a/arch/arm/mach-iop13xx/msi.h b/arch/arm/mach-iop13xx/msi.h
index b80c5ae17e99..766dcfaaa353 100644
--- a/arch/arm/mach-iop13xx/msi.h
+++ b/arch/arm/mach-iop13xx/msi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _IOP13XX_MSI_H_
#define _IOP13XX_MSI_H_
#ifdef CONFIG_PCI_MSI
diff --git a/arch/arm/mach-iop13xx/pci.h b/arch/arm/mach-iop13xx/pci.h
index 8dc343cb887a..736168d8c7ac 100644
--- a/arch/arm/mach-iop13xx/pci.h
+++ b/arch/arm/mach-iop13xx/pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _IOP13XX_PCI_H_
#define _IOP13XX_PCI_H_
#include <linux/io.h>
diff --git a/arch/arm/mach-iop32x/Kconfig b/arch/arm/mach-iop32x/Kconfig
index 5e8c6f7dfabb..f1f342cb0509 100644
--- a/arch/arm/mach-iop32x/Kconfig
+++ b/arch/arm/mach-iop32x/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if ARCH_IOP32X
menu "IOP32x Implementation Options"
diff --git a/arch/arm/mach-iop32x/Makefile b/arch/arm/mach-iop32x/Makefile
index 2d4010abb82f..71d62447d4d5 100644
--- a/arch/arm/mach-iop32x/Makefile
+++ b/arch/arm/mach-iop32x/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/arm/mach-iop32x/gpio-iop32x.h b/arch/arm/mach-iop32x/gpio-iop32x.h
index 3c7309c02029..20af87e4c5e8 100644
--- a/arch/arm/mach-iop32x/gpio-iop32x.h
+++ b/arch/arm/mach-iop32x/gpio-iop32x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
static struct resource iop32x_gpio_res[] = {
DEFINE_RES_MEM((IOP3XX_PERIPHERAL_PHYS_BASE + 0x07c4), 0x10),
};
diff --git a/arch/arm/mach-iop32x/include/mach/adma.h b/arch/arm/mach-iop32x/include/mach/adma.h
index 5ed92037dd10..2b20063123ad 100644
--- a/arch/arm/mach-iop32x/include/mach/adma.h
+++ b/arch/arm/mach-iop32x/include/mach/adma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef IOP32X_ADMA_H
#define IOP32X_ADMA_H
#include <asm/hardware/iop3xx-adma.h>
diff --git a/arch/arm/mach-iop32x/include/mach/glantank.h b/arch/arm/mach-iop32x/include/mach/glantank.h
index 958eb91c0913..b9df2e4614cf 100644
--- a/arch/arm/mach-iop32x/include/mach/glantank.h
+++ b/arch/arm/mach-iop32x/include/mach/glantank.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-iop32x/include/mach/glantank.h
*
diff --git a/arch/arm/mach-iop32x/include/mach/hardware.h b/arch/arm/mach-iop32x/include/mach/hardware.h
index 48cb1b20ba91..6e5303e60226 100644
--- a/arch/arm/mach-iop32x/include/mach/hardware.h
+++ b/arch/arm/mach-iop32x/include/mach/hardware.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-iop32x/include/mach/hardware.h
*/
diff --git a/arch/arm/mach-iop32x/include/mach/iq31244.h b/arch/arm/mach-iop32x/include/mach/iq31244.h
index 6b6b369e781c..e62da5da6ed4 100644
--- a/arch/arm/mach-iop32x/include/mach/iq31244.h
+++ b/arch/arm/mach-iop32x/include/mach/iq31244.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-iop32x/include/mach/iq31244.h
*
diff --git a/arch/arm/mach-iop32x/include/mach/iq80321.h b/arch/arm/mach-iop32x/include/mach/iq80321.h
index 498819b737e7..faf62c26f6f8 100644
--- a/arch/arm/mach-iop32x/include/mach/iq80321.h
+++ b/arch/arm/mach-iop32x/include/mach/iq80321.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-iop32x/include/mach/iq80321.h
*
diff --git a/arch/arm/mach-iop32x/include/mach/n2100.h b/arch/arm/mach-iop32x/include/mach/n2100.h
index 40b8a532b064..70bb660b643a 100644
--- a/arch/arm/mach-iop32x/include/mach/n2100.h
+++ b/arch/arm/mach-iop32x/include/mach/n2100.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-iop32x/include/mach/n2100.h
*
diff --git a/arch/arm/mach-iop32x/include/mach/time.h b/arch/arm/mach-iop32x/include/mach/time.h
index 0f28c9949623..d08950ccebc4 100644
--- a/arch/arm/mach-iop32x/include/mach/time.h
+++ b/arch/arm/mach-iop32x/include/mach/time.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _IOP32X_TIME_H_
#define _IOP32X_TIME_H_
#define IRQ_IOP_TIMER0 IRQ_IOP32X_TIMER0
diff --git a/arch/arm/mach-iop32x/include/mach/uncompress.h b/arch/arm/mach-iop32x/include/mach/uncompress.h
index b3d45fd365e7..ed4ac3e28fa1 100644
--- a/arch/arm/mach-iop32x/include/mach/uncompress.h
+++ b/arch/arm/mach-iop32x/include/mach/uncompress.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-iop32x/include/mach/uncompress.h
*/
diff --git a/arch/arm/mach-iop33x/include/mach/adma.h b/arch/arm/mach-iop33x/include/mach/adma.h
index 4b92f795f90e..8aa7159ab6d8 100644
--- a/arch/arm/mach-iop33x/include/mach/adma.h
+++ b/arch/arm/mach-iop33x/include/mach/adma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef IOP33X_ADMA_H
#define IOP33X_ADMA_H
#include <asm/hardware/iop3xx-adma.h>
diff --git a/arch/arm/mach-iop33x/include/mach/hardware.h b/arch/arm/mach-iop33x/include/mach/hardware.h
index 839285315e4e..020bafbc36a5 100644
--- a/arch/arm/mach-iop33x/include/mach/hardware.h
+++ b/arch/arm/mach-iop33x/include/mach/hardware.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-iop33x/include/mach/hardware.h
*/
diff --git a/arch/arm/mach-iop33x/include/mach/iq80331.h b/arch/arm/mach-iop33x/include/mach/iq80331.h
index fe406b0127f7..c7e68d863e44 100644
--- a/arch/arm/mach-iop33x/include/mach/iq80331.h
+++ b/arch/arm/mach-iop33x/include/mach/iq80331.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-iop33x/include/mach/iq80331.h
*
diff --git a/arch/arm/mach-iop33x/include/mach/iq80332.h b/arch/arm/mach-iop33x/include/mach/iq80332.h
index 8325d71f2ed5..749b44bf7f62 100644
--- a/arch/arm/mach-iop33x/include/mach/iq80332.h
+++ b/arch/arm/mach-iop33x/include/mach/iq80332.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-iop33x/include/mach/iq80332.h
*
diff --git a/arch/arm/mach-iop33x/include/mach/time.h b/arch/arm/mach-iop33x/include/mach/time.h
index 4ac4d7664f85..801f8fd644ad 100644
--- a/arch/arm/mach-iop33x/include/mach/time.h
+++ b/arch/arm/mach-iop33x/include/mach/time.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _IOP33X_TIME_H_
#define _IOP33X_TIME_H_
#define IRQ_IOP_TIMER0 IRQ_IOP33X_TIMER0
diff --git a/arch/arm/mach-iop33x/include/mach/uncompress.h b/arch/arm/mach-iop33x/include/mach/uncompress.h
index ed282e14176d..62b71cde1f79 100644
--- a/arch/arm/mach-iop33x/include/mach/uncompress.h
+++ b/arch/arm/mach-iop33x/include/mach/uncompress.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-iop33x/include/mach/uncompress.h
*/
diff --git a/arch/arm/mach-ixp4xx/Makefile b/arch/arm/mach-ixp4xx/Makefile
index eded94c96dd4..f09994500a34 100644
--- a/arch/arm/mach-ixp4xx/Makefile
+++ b/arch/arm/mach-ixp4xx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/arm/mach-ixp4xx/avila-setup.c b/arch/arm/mach-ixp4xx/avila-setup.c
index 6beec150c060..186df64ceae7 100644
--- a/arch/arm/mach-ixp4xx/avila-setup.c
+++ b/arch/arm/mach-ixp4xx/avila-setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/arm/mach-ixp4xx/avila-setup.c
*
diff --git a/arch/arm/mach-ixp4xx/coyote-setup.c b/arch/arm/mach-ixp4xx/coyote-setup.c
index 820cae8608fc..7e40fe70933b 100644
--- a/arch/arm/mach-ixp4xx/coyote-setup.c
+++ b/arch/arm/mach-ixp4xx/coyote-setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/arm/mach-ixp4xx/coyote-setup.c
*
diff --git a/arch/arm/mach-ixp4xx/dsmg600-setup.c b/arch/arm/mach-ixp4xx/dsmg600-setup.c
index b3bd0e137f6d..db488ecc98b5 100644
--- a/arch/arm/mach-ixp4xx/dsmg600-setup.c
+++ b/arch/arm/mach-ixp4xx/dsmg600-setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* DSM-G600 board-setup
*
diff --git a/arch/arm/mach-ixp4xx/fsg-setup.c b/arch/arm/mach-ixp4xx/fsg-setup.c
index 5c4b0c4a1b37..6e32cbc4f590 100644
--- a/arch/arm/mach-ixp4xx/fsg-setup.c
+++ b/arch/arm/mach-ixp4xx/fsg-setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/arm/mach-ixp4xx/fsg-setup.c
*
diff --git a/arch/arm/mach-ixp4xx/gateway7001-setup.c b/arch/arm/mach-ixp4xx/gateway7001-setup.c
index 3d24b3fcee87..1be6faf6da9a 100644
--- a/arch/arm/mach-ixp4xx/gateway7001-setup.c
+++ b/arch/arm/mach-ixp4xx/gateway7001-setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/arm/mach-ixp4xx/gateway7001-setup.c
*
diff --git a/arch/arm/mach-ixp4xx/goramo_mlr.c b/arch/arm/mach-ixp4xx/goramo_mlr.c
index 80bd9d6d04de..145ec5c1b0eb 100644
--- a/arch/arm/mach-ixp4xx/goramo_mlr.c
+++ b/arch/arm/mach-ixp4xx/goramo_mlr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Goramo MultiLink router platform code
* Copyright (C) 2006-2009 Krzysztof Halasa <khc@pm.waw.pl>
diff --git a/arch/arm/mach-ixp4xx/include/mach/npe.h b/arch/arm/mach-ixp4xx/include/mach/npe.h
index e320db2457ae..3a980845e557 100644
--- a/arch/arm/mach-ixp4xx/include/mach/npe.h
+++ b/arch/arm/mach-ixp4xx/include/mach/npe.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __IXP4XX_NPE_H
#define __IXP4XX_NPE_H
diff --git a/arch/arm/mach-ixp4xx/include/mach/platform.h b/arch/arm/mach-ixp4xx/include/mach/platform.h
index 34b3d3f3f131..342acbe20f7c 100644
--- a/arch/arm/mach-ixp4xx/include/mach/platform.h
+++ b/arch/arm/mach-ixp4xx/include/mach/platform.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-ixp4xx/include/mach/platform.h
*
diff --git a/arch/arm/mach-ixp4xx/ixdp425-setup.c b/arch/arm/mach-ixp4xx/ixdp425-setup.c
index 93b89291c06b..8f5e01527b1b 100644
--- a/arch/arm/mach-ixp4xx/ixdp425-setup.c
+++ b/arch/arm/mach-ixp4xx/ixdp425-setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/arm/mach-ixp4xx/ixdp425-setup.c
*
diff --git a/arch/arm/mach-ixp4xx/nas100d-setup.c b/arch/arm/mach-ixp4xx/nas100d-setup.c
index 4e0f762bc651..1b8170d65c74 100644
--- a/arch/arm/mach-ixp4xx/nas100d-setup.c
+++ b/arch/arm/mach-ixp4xx/nas100d-setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/arm/mach-ixp4xx/nas100d-setup.c
*
diff --git a/arch/arm/mach-ixp4xx/nslu2-setup.c b/arch/arm/mach-ixp4xx/nslu2-setup.c
index 88c025f52d8d..bd8dc65b4ffc 100644
--- a/arch/arm/mach-ixp4xx/nslu2-setup.c
+++ b/arch/arm/mach-ixp4xx/nslu2-setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/arm/mach-ixp4xx/nslu2-setup.c
*
diff --git a/arch/arm/mach-ixp4xx/vulcan-setup.c b/arch/arm/mach-ixp4xx/vulcan-setup.c
index d599e354ca57..731fb2019ecb 100644
--- a/arch/arm/mach-ixp4xx/vulcan-setup.c
+++ b/arch/arm/mach-ixp4xx/vulcan-setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/arm/mach-ixp4xx/vulcan-setup.c
*
diff --git a/arch/arm/mach-ixp4xx/wg302v2-setup.c b/arch/arm/mach-ixp4xx/wg302v2-setup.c
index 8f9ea2f3a9a5..90b3c604e8b6 100644
--- a/arch/arm/mach-ixp4xx/wg302v2-setup.c
+++ b/arch/arm/mach-ixp4xx/wg302v2-setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/arm/mach-ixp4xx/wg302-setup.c
*
diff --git a/arch/arm/mach-keystone/Makefile b/arch/arm/mach-keystone/Makefile
index 25d92396fbfa..f8b0dccac8dc 100644
--- a/arch/arm/mach-keystone/Makefile
+++ b/arch/arm/mach-keystone/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y := keystone.o smc.o
plus_sec := $(call as-instr,.arch_extension sec,+sec)
diff --git a/arch/arm/mach-ks8695/Makefile b/arch/arm/mach-ks8695/Makefile
index 8ecb7973ae54..439b22255a32 100644
--- a/arch/arm/mach-ks8695/Makefile
+++ b/arch/arm/mach-ks8695/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# arch/arm/mach-ks8695/Makefile
#
# Makefile for KS8695 architecture support
diff --git a/arch/arm/mach-mmp/Makefile b/arch/arm/mach-mmp/Makefile
index 7677ad5414e9..8f267c7bc6e8 100644
--- a/arch/arm/mach-mmp/Makefile
+++ b/arch/arm/mach-mmp/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for Marvell's PXA168 processors line
#
diff --git a/arch/arm/mach-mmp/clock-mmp2.c b/arch/arm/mach-mmp/clock-mmp2.c
index 835c3e7cc67e..7536398bf1c1 100644
--- a/arch/arm/mach-mmp/clock-mmp2.c
+++ b/arch/arm/mach-mmp/clock-mmp2.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/init.h>
diff --git a/arch/arm/mach-mmp/clock-pxa168.c b/arch/arm/mach-mmp/clock-pxa168.c
index f726a3692431..2d4a5d96a1ff 100644
--- a/arch/arm/mach-mmp/clock-pxa168.c
+++ b/arch/arm/mach-mmp/clock-pxa168.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/init.h>
diff --git a/arch/arm/mach-mmp/clock-pxa910.c b/arch/arm/mach-mmp/clock-pxa910.c
index bca60a224e07..3cd83ff91bb0 100644
--- a/arch/arm/mach-mmp/clock-pxa910.c
+++ b/arch/arm/mach-mmp/clock-pxa910.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/init.h>
diff --git a/arch/arm/mach-mmp/common.h b/arch/arm/mach-mmp/common.h
index 7453a90c34bd..7e284d9c429f 100644
--- a/arch/arm/mach-mmp/common.h
+++ b/arch/arm/mach-mmp/common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/reboot.h>
#define ARRAY_AND_SIZE(x) (x), ARRAY_SIZE(x)
diff --git a/arch/arm/mach-mmp/cputype.h b/arch/arm/mach-mmp/cputype.h
index 8a3b56dfd35d..446edaeb78a7 100644
--- a/arch/arm/mach-mmp/cputype.h
+++ b/arch/arm/mach-mmp/cputype.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_CPUTYPE_H
#define __ASM_MACH_CPUTYPE_H
diff --git a/arch/arm/mach-mmp/devices.h b/arch/arm/mach-mmp/devices.h
index 21217ef11b64..4df596c5c201 100644
--- a/arch/arm/mach-mmp/devices.h
+++ b/arch/arm/mach-mmp/devices.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MACH_DEVICE_H
#define __MACH_DEVICE_H
diff --git a/arch/arm/mach-mmp/irqs.h b/arch/arm/mach-mmp/irqs.h
index fb492a50a817..5acc4d532a43 100644
--- a/arch/arm/mach-mmp/irqs.h
+++ b/arch/arm/mach-mmp/irqs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_IRQS_H
#define __ASM_MACH_IRQS_H
diff --git a/arch/arm/mach-mmp/mfp-mmp2.h b/arch/arm/mach-mmp/mfp-mmp2.h
index b2744349725d..1620222981e3 100644
--- a/arch/arm/mach-mmp/mfp-mmp2.h
+++ b/arch/arm/mach-mmp/mfp-mmp2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_MFP_MMP2_H
#define __ASM_MACH_MFP_MMP2_H
diff --git a/arch/arm/mach-mmp/mfp-pxa168.h b/arch/arm/mach-mmp/mfp-pxa168.h
index 9050d032377e..90d16d3419a4 100644
--- a/arch/arm/mach-mmp/mfp-pxa168.h
+++ b/arch/arm/mach-mmp/mfp-pxa168.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_MFP_PXA168_H
#define __ASM_MACH_MFP_PXA168_H
diff --git a/arch/arm/mach-mmp/mfp-pxa910.h b/arch/arm/mach-mmp/mfp-pxa910.h
index f06db5cd3ad3..6f900cade631 100644
--- a/arch/arm/mach-mmp/mfp-pxa910.h
+++ b/arch/arm/mach-mmp/mfp-pxa910.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_MFP_PXA910_H
#define __ASM_MACH_MFP_PXA910_H
diff --git a/arch/arm/mach-mmp/mfp.h b/arch/arm/mach-mmp/mfp.h
index 62e510e80a58..75a4acb33b1b 100644
--- a/arch/arm/mach-mmp/mfp.h
+++ b/arch/arm/mach-mmp/mfp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_MFP_H
#define __ASM_MACH_MFP_H
diff --git a/arch/arm/mach-mmp/mmp2.h b/arch/arm/mach-mmp/mmp2.h
index 9b5e75ee9e4d..a4b82f719de1 100644
--- a/arch/arm/mach-mmp/mmp2.h
+++ b/arch/arm/mach-mmp/mmp2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_MMP2_H
#define __ASM_MACH_MMP2_H
diff --git a/arch/arm/mach-mmp/pxa168.h b/arch/arm/mach-mmp/pxa168.h
index 75841e9ccd73..b39bff37ff11 100644
--- a/arch/arm/mach-mmp/pxa168.h
+++ b/arch/arm/mach-mmp/pxa168.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_PXA168_H
#define __ASM_MACH_PXA168_H
diff --git a/arch/arm/mach-mmp/pxa910.h b/arch/arm/mach-mmp/pxa910.h
index a211e81e5a08..cb3923dcf580 100644
--- a/arch/arm/mach-mmp/pxa910.h
+++ b/arch/arm/mach-mmp/pxa910.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_PXA910_H
#define __ASM_MACH_PXA910_H
diff --git a/arch/arm/mach-mv78xx0/Makefile b/arch/arm/mach-mv78xx0/Makefile
index ddb3aa98a3c7..a839e960b8c6 100644
--- a/arch/arm/mach-mv78xx0/Makefile
+++ b/arch/arm/mach-mv78xx0/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-$(CONFIG_ARCH_MULTIPLATFORM) := -I$(srctree)/arch/arm/plat-orion/include
obj-y += common.o mpp.o irq.o pcie.o
diff --git a/arch/arm/mach-mvebu/Makefile b/arch/arm/mach-mvebu/Makefile
index 6c6497e80a7b..cb106899dd7c 100644
--- a/arch/arm/mach-mvebu/Makefile
+++ b/arch/arm/mach-mvebu/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-$(CONFIG_ARCH_MULTIPLATFORM) := -I$(srctree)/arch/arm/plat-orion/include
AFLAGS_coherency_ll.o := -Wa,-march=armv7-a
diff --git a/arch/arm/mach-omap1/Makefile b/arch/arm/mach-omap1/Makefile
index 0e8ea95ea822..e8ccf51c6f29 100644
--- a/arch/arm/mach-omap1/Makefile
+++ b/arch/arm/mach-omap1/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/arm/mach-omap1/camera.h b/arch/arm/mach-omap1/camera.h
index caa6c0d6f0ac..8018f410d024 100644
--- a/arch/arm/mach-omap1/camera.h
+++ b/arch/arm/mach-omap1/camera.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARCH_CAMERA_H_
#define __ASM_ARCH_CAMERA_H_
diff --git a/arch/arm/mach-omap1/include/mach/memory.h b/arch/arm/mach-omap1/include/mach/memory.h
index d43ff0f1cbf8..1142560e0078 100644
--- a/arch/arm/mach-omap1/include/mach/memory.h
+++ b/arch/arm/mach-omap1/include/mach/memory.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-omap1/include/mach/memory.h
*/
diff --git a/arch/arm/mach-omap1/include/mach/usb.h b/arch/arm/mach-omap1/include/mach/usb.h
index eb76628ff843..77867778d4ec 100644
--- a/arch/arm/mach-omap1/include/mach/usb.h
+++ b/arch/arm/mach-omap1/include/mach/usb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* FIXME correct answer depends on hmc_mode,
* as does (on omap1) any nonzero value for config->otg port number
diff --git a/arch/arm/mach-omap1/mmc.h b/arch/arm/mach-omap1/mmc.h
index d7b46880e4ca..043bd02f3f2a 100644
--- a/arch/arm/mach-omap1/mmc.h
+++ b/arch/arm/mach-omap1/mmc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/mmc/host.h>
#include <linux/platform_data/mmc-omap.h>
diff --git a/arch/arm/mach-omap1/reset.c b/arch/arm/mach-omap1/reset.c
index 72bf4bf4a702..af2c120b0c4e 100644
--- a/arch/arm/mach-omap1/reset.c
+++ b/arch/arm/mach-omap1/reset.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* OMAP1 reset support
*/
diff --git a/arch/arm/mach-omap1/sram.h b/arch/arm/mach-omap1/sram.h
index d5a6c8362301..73efabd119e8 100644
--- a/arch/arm/mach-omap1/sram.h
+++ b/arch/arm/mach-omap1/sram.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <plat/sram.h>
extern void omap_sram_reprogram_clock(u32 dpllctl, u32 ckctl);
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index b3b3b3a19183..38f1748a4500 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/arm/mach-omap2/clock2xxx.h b/arch/arm/mach-omap2/clock2xxx.h
index 125c37614848..a8408f9d0f33 100644
--- a/arch/arm/mach-omap2/clock2xxx.h
+++ b/arch/arm/mach-omap2/clock2xxx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* OMAP2 clock function prototypes and macros
*
diff --git a/arch/arm/mach-omap2/clock3xxx.h b/arch/arm/mach-omap2/clock3xxx.h
index 78d9f562e3ce..10a9f577dc1a 100644
--- a/arch/arm/mach-omap2/clock3xxx.h
+++ b/arch/arm/mach-omap2/clock3xxx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* OMAP3-common clock function prototypes and macros
*
diff --git a/arch/arm/mach-omap2/clockdomains2420_data.c b/arch/arm/mach-omap2/clockdomains2420_data.c
index 7e76becf3a4a..ac4ffb5d2ffc 100644
--- a/arch/arm/mach-omap2/clockdomains2420_data.c
+++ b/arch/arm/mach-omap2/clockdomains2420_data.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* OMAP2420 clockdomains
*
diff --git a/arch/arm/mach-omap2/clockdomains2430_data.c b/arch/arm/mach-omap2/clockdomains2430_data.c
index b923007e45d0..0e97e178abaa 100644
--- a/arch/arm/mach-omap2/clockdomains2430_data.c
+++ b/arch/arm/mach-omap2/clockdomains2430_data.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* OMAP2xxx clockdomains
*
diff --git a/arch/arm/mach-omap2/clockdomains2xxx_3xxx_data.c b/arch/arm/mach-omap2/clockdomains2xxx_3xxx_data.c
index 4972219653ce..220c22f5e0f5 100644
--- a/arch/arm/mach-omap2/clockdomains2xxx_3xxx_data.c
+++ b/arch/arm/mach-omap2/clockdomains2xxx_3xxx_data.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* OMAP2/3 clockdomain common data
*
diff --git a/arch/arm/mach-omap2/clockdomains3xxx_data.c b/arch/arm/mach-omap2/clockdomains3xxx_data.c
index f03dc97921ad..94bbd3831ac3 100644
--- a/arch/arm/mach-omap2/clockdomains3xxx_data.c
+++ b/arch/arm/mach-omap2/clockdomains3xxx_data.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* OMAP3xxx clockdomains
*
diff --git a/arch/arm/mach-omap2/common-board-devices.h b/arch/arm/mach-omap2/common-board-devices.h
index 335c7822fea1..b23962c38fb2 100644
--- a/arch/arm/mach-omap2/common-board-devices.h
+++ b/arch/arm/mach-omap2/common-board-devices.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __OMAP_COMMON_BOARD_DEVICES__
#define __OMAP_COMMON_BOARD_DEVICES__
diff --git a/arch/arm/mach-omap2/mmc.h b/arch/arm/mach-omap2/mmc.h
index 30d39b97e7dd..9145a6f720fc 100644
--- a/arch/arm/mach-omap2/mmc.h
+++ b/arch/arm/mach-omap2/mmc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define OMAP24XX_NR_MMC 2
#define OMAP2420_MMC_SIZE OMAP1_MMC_SIZE
diff --git a/arch/arm/mach-omap2/omap-pm-noop.c b/arch/arm/mach-omap2/omap-pm-noop.c
index a1ee8066958e..4ead077ea4e7 100644
--- a/arch/arm/mach-omap2/omap-pm-noop.c
+++ b/arch/arm/mach-omap2/omap-pm-noop.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* omap-pm-noop.c - OMAP power management interface - dummy version
*
diff --git a/arch/arm/mach-omap2/omap-pm.h b/arch/arm/mach-omap2/omap-pm.h
index 109bef5538eb..5ba5df47f91b 100644
--- a/arch/arm/mach-omap2/omap-pm.h
+++ b/arch/arm/mach-omap2/omap-pm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* omap-pm.h - OMAP power management interface
*
diff --git a/arch/arm/mach-omap2/opp2420_data.c b/arch/arm/mach-omap2/opp2420_data.c
index a9e8cf21705d..18a448f938ea 100644
--- a/arch/arm/mach-omap2/opp2420_data.c
+++ b/arch/arm/mach-omap2/opp2420_data.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* opp2420_data.c - old-style "OPP" table for OMAP2420
*
diff --git a/arch/arm/mach-omap2/opp2430_data.c b/arch/arm/mach-omap2/opp2430_data.c
index b2233b72b24d..ded8b566a23a 100644
--- a/arch/arm/mach-omap2/opp2430_data.c
+++ b/arch/arm/mach-omap2/opp2430_data.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* opp2430_data.c - old-style "OPP" table for OMAP2430
*
diff --git a/arch/arm/mach-omap2/opp2xxx.h b/arch/arm/mach-omap2/opp2xxx.h
index 8fae534eb157..a451182cdc02 100644
--- a/arch/arm/mach-omap2/opp2xxx.h
+++ b/arch/arm/mach-omap2/opp2xxx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* opp2xxx.h - macros for old-style OMAP2xxx "OPP" definitions
*
diff --git a/arch/arm/mach-omap2/usb.h b/arch/arm/mach-omap2/usb.h
index 3395365ef1db..740a499befce 100644
--- a/arch/arm/mach-omap2/usb.h
+++ b/arch/arm/mach-omap2/usb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/platform_data/usb-omap.h>
/* AM35x */
diff --git a/arch/arm/mach-omap2/vp.c b/arch/arm/mach-omap2/vp.c
index a3c30655aa30..a709655b978c 100644
--- a/arch/arm/mach-omap2/vp.c
+++ b/arch/arm/mach-omap2/vp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/init.h>
diff --git a/arch/arm/mach-orion5x/Makefile b/arch/arm/mach-orion5x/Makefile
index ae91872eeee4..1a585a62d5e6 100644
--- a/arch/arm/mach-orion5x/Makefile
+++ b/arch/arm/mach-orion5x/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-$(CONFIG_ARCH_MULTIPLATFORM) := -I$(srctree)/arch/arm/plat-orion/include
obj-y += common.o pci.o irq.o mpp.o
diff --git a/arch/arm/mach-orion5x/common.h b/arch/arm/mach-orion5x/common.h
index 4c0c7de665c3..eb96009e21c4 100644
--- a/arch/arm/mach-orion5x/common.h
+++ b/arch/arm/mach-orion5x/common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ARCH_ORION5X_COMMON_H
#define __ARCH_ORION5X_COMMON_H
diff --git a/arch/arm/mach-orion5x/mpp.h b/arch/arm/mach-orion5x/mpp.h
index db70e79a1198..be1c78663291 100644
--- a/arch/arm/mach-orion5x/mpp.h
+++ b/arch/arm/mach-orion5x/mpp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ARCH_ORION5X_MPP_H
#define __ARCH_ORION5X_MPP_H
diff --git a/arch/arm/mach-orion5x/ts78xx-fpga.h b/arch/arm/mach-orion5x/ts78xx-fpga.h
index 97c393d39ae2..2f4fe3ca5c1a 100644
--- a/arch/arm/mach-orion5x/ts78xx-fpga.h
+++ b/arch/arm/mach-orion5x/ts78xx-fpga.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define TS7800_FPGA_MAGIC 0x00b480
#define FPGAID(_magic, _rev) ((_magic << 8) + _rev)
diff --git a/arch/arm/mach-orion5x/tsx09-common.h b/arch/arm/mach-orion5x/tsx09-common.h
index 0984264616f0..72bedc6b82fb 100644
--- a/arch/arm/mach-orion5x/tsx09-common.h
+++ b/arch/arm/mach-orion5x/tsx09-common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ARCH_ORION5X_TSX09_COMMON_H
#define __ARCH_ORION5X_TSX09_COMMON_H
diff --git a/arch/arm/mach-prima2/Makefile b/arch/arm/mach-prima2/Makefile
index d7d02b043449..0fd2763031e9 100644
--- a/arch/arm/mach-prima2/Makefile
+++ b/arch/arm/mach-prima2/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y += rstc.o
obj-y += common.o
obj-y += rtciobrg.o
diff --git a/arch/arm/mach-pxa/Makefile b/arch/arm/mach-pxa/Makefile
index ef25dc597f30..0a8e9611052f 100644
--- a/arch/arm/mach-pxa/Makefile
+++ b/arch/arm/mach-pxa/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/arm/mach-pxa/cm-x2xx-pci.h b/arch/arm/mach-pxa/cm-x2xx-pci.h
index e24aad2e3ad7..93ffaaee75d7 100644
--- a/arch/arm/mach-pxa/cm-x2xx-pci.h
+++ b/arch/arm/mach-pxa/cm-x2xx-pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
extern void __cmx2xx_pci_init_irq(int irq_gpio);
extern void __cmx2xx_pci_suspend(void);
extern void __cmx2xx_pci_resume(void);
diff --git a/arch/arm/mach-pxa/colibri.h b/arch/arm/mach-pxa/colibri.h
index cb4236e98a0f..673a131da875 100644
--- a/arch/arm/mach-pxa/colibri.h
+++ b/arch/arm/mach-pxa/colibri.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _COLIBRI_H_
#define _COLIBRI_H_
diff --git a/arch/arm/mach-pxa/csb701.c b/arch/arm/mach-pxa/csb701.c
index 5a221a49ea4d..527c9fdf9795 100644
--- a/arch/arm/mach-pxa/csb701.c
+++ b/arch/arm/mach-pxa/csb701.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/platform_device.h>
diff --git a/arch/arm/mach-pxa/devices.c b/arch/arm/mach-pxa/devices.c
index fffb697bbf0e..5a72456a19ce 100644
--- a/arch/arm/mach-pxa/devices.c
+++ b/arch/arm/mach-pxa/devices.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/init.h>
diff --git a/arch/arm/mach-pxa/devices.h b/arch/arm/mach-pxa/devices.h
index 04580c407276..905628dfbbbb 100644
--- a/arch/arm/mach-pxa/devices.h
+++ b/arch/arm/mach-pxa/devices.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
extern struct platform_device pxa_device_pmu;
extern struct platform_device pxa_device_mci;
extern struct platform_device pxa3xx_device_mci2;
diff --git a/arch/arm/mach-pxa/include/mach/addr-map.h b/arch/arm/mach-pxa/include/mach/addr-map.h
index 07b93fd24474..93cfe7dbfec6 100644
--- a/arch/arm/mach-pxa/include/mach/addr-map.h
+++ b/arch/arm/mach-pxa/include/mach/addr-map.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_ADDR_MAP_H
#define __ASM_MACH_ADDR_MAP_H
diff --git a/arch/arm/mach-pxa/include/mach/audio.h b/arch/arm/mach-pxa/include/mach/audio.h
index a3449e35a6f5..7beebf7297b5 100644
--- a/arch/arm/mach-pxa/include/mach/audio.h
+++ b/arch/arm/mach-pxa/include/mach/audio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARCH_AUDIO_H__
#define __ASM_ARCH_AUDIO_H__
diff --git a/arch/arm/mach-pxa/include/mach/bitfield.h b/arch/arm/mach-pxa/include/mach/bitfield.h
index f1f0e3387d9c..fe2ca441bc0a 100644
--- a/arch/arm/mach-pxa/include/mach/bitfield.h
+++ b/arch/arm/mach-pxa/include/mach/bitfield.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* FILE bitfield.h
*
diff --git a/arch/arm/mach-pxa/include/mach/io.h b/arch/arm/mach-pxa/include/mach/io.h
index cd78b7fe3567..d54031c4f3df 100644
--- a/arch/arm/mach-pxa/include/mach/io.h
+++ b/arch/arm/mach-pxa/include/mach/io.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-pxa/include/mach/io.h
*
diff --git a/arch/arm/mach-pxa/include/mach/regs-ac97.h b/arch/arm/mach-pxa/include/mach/regs-ac97.h
index b8d14bd9ae59..1db96fd4df32 100644
--- a/arch/arm/mach-pxa/include/mach/regs-ac97.h
+++ b/arch/arm/mach-pxa/include/mach/regs-ac97.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARCH_REGS_AC97_H
#define __ASM_ARCH_REGS_AC97_H
diff --git a/arch/arm/mach-pxa/include/mach/regs-lcd.h b/arch/arm/mach-pxa/include/mach/regs-lcd.h
index f82dcea792d9..e2b6e3d1f625 100644
--- a/arch/arm/mach-pxa/include/mach/regs-lcd.h
+++ b/arch/arm/mach-pxa/include/mach/regs-lcd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARCH_REGS_LCD_H
#define __ASM_ARCH_REGS_LCD_H
diff --git a/arch/arm/mach-pxa/include/mach/regs-ost.h b/arch/arm/mach-pxa/include/mach/regs-ost.h
index 628819995c52..deb564ed8ee7 100644
--- a/arch/arm/mach-pxa/include/mach/regs-ost.h
+++ b/arch/arm/mach-pxa/include/mach/regs-ost.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_REGS_OST_H
#define __ASM_MACH_REGS_OST_H
diff --git a/arch/arm/mach-pxa/include/mach/regs-uart.h b/arch/arm/mach-pxa/include/mach/regs-uart.h
index 55aeb7fb72f6..9a168f83afeb 100644
--- a/arch/arm/mach-pxa/include/mach/regs-uart.h
+++ b/arch/arm/mach-pxa/include/mach/regs-uart.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARCH_REGS_UART_H
#define __ASM_ARCH_REGS_UART_H
diff --git a/arch/arm/mach-pxa/include/mach/reset.h b/arch/arm/mach-pxa/include/mach/reset.h
index b6c10556fbc7..e1c4d100fd45 100644
--- a/arch/arm/mach-pxa/include/mach/reset.h
+++ b/arch/arm/mach-pxa/include/mach/reset.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARCH_RESET_H
#define __ASM_ARCH_RESET_H
diff --git a/arch/arm/mach-pxa/include/mach/trizeps4.h b/arch/arm/mach-pxa/include/mach/trizeps4.h
index ae3ca013afab..3cddb1428c5e 100644
--- a/arch/arm/mach-pxa/include/mach/trizeps4.h
+++ b/arch/arm/mach-pxa/include/mach/trizeps4.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/************************************************************************
* Include file for TRIZEPS4 SoM and ConXS eval-board
* Copyright (c) Jürgen Schindele
diff --git a/arch/arm/mach-pxa/littleton.h b/arch/arm/mach-pxa/littleton.h
index 8066be54e9f5..a0a8d2bf9d71 100644
--- a/arch/arm/mach-pxa/littleton.h
+++ b/arch/arm/mach-pxa/littleton.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARCH_LITTLETON_H
#define __ASM_ARCH_LITTLETON_H
diff --git a/arch/arm/mach-pxa/mfp-pxa25x.h b/arch/arm/mach-pxa/mfp-pxa25x.h
index 1c59d4b3b19b..d0ebb2154503 100644
--- a/arch/arm/mach-pxa/mfp-pxa25x.h
+++ b/arch/arm/mach-pxa/mfp-pxa25x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARCH_MFP_PXA25X_H
#define __ASM_ARCH_MFP_PXA25X_H
diff --git a/arch/arm/mach-pxa/mfp-pxa27x.h b/arch/arm/mach-pxa/mfp-pxa27x.h
index 9fe5601ce668..9f5ffb785ff5 100644
--- a/arch/arm/mach-pxa/mfp-pxa27x.h
+++ b/arch/arm/mach-pxa/mfp-pxa27x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARCH_MFP_PXA27X_H
#define __ASM_ARCH_MFP_PXA27X_H
diff --git a/arch/arm/mach-pxa/mfp-pxa2xx.h b/arch/arm/mach-pxa/mfp-pxa2xx.h
index cbf51ae81855..980145e7ee99 100644
--- a/arch/arm/mach-pxa/mfp-pxa2xx.h
+++ b/arch/arm/mach-pxa/mfp-pxa2xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARCH_MFP_PXA2XX_H
#define __ASM_ARCH_MFP_PXA2XX_H
diff --git a/arch/arm/mach-pxa/mfp-pxa3xx.h b/arch/arm/mach-pxa/mfp-pxa3xx.h
index d375195d982b..cdd830926d1c 100644
--- a/arch/arm/mach-pxa/mfp-pxa3xx.h
+++ b/arch/arm/mach-pxa/mfp-pxa3xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARCH_MFP_PXA3XX_H
#define __ASM_ARCH_MFP_PXA3XX_H
diff --git a/arch/arm/mach-pxa/mioa701.h b/arch/arm/mach-pxa/mioa701.h
index e57f5c724e8a..d94295c67460 100644
--- a/arch/arm/mach-pxa/mioa701.h
+++ b/arch/arm/mach-pxa/mioa701.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _MIOA701_H_
#define _MIOA701_H_
diff --git a/arch/arm/mach-pxa/mxm8x10.h b/arch/arm/mach-pxa/mxm8x10.h
index ffa15665a418..dcd32321c995 100644
--- a/arch/arm/mach-pxa/mxm8x10.h
+++ b/arch/arm/mach-pxa/mxm8x10.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MACH_MXM_8X10_H
#define __MACH_MXM_8X10_H
diff --git a/arch/arm/mach-pxa/pxa25x.h b/arch/arm/mach-pxa/pxa25x.h
index 2011e8da0592..b58d0fbdb4db 100644
--- a/arch/arm/mach-pxa/pxa25x.h
+++ b/arch/arm/mach-pxa/pxa25x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MACH_PXA25x_H
#define __MACH_PXA25x_H
diff --git a/arch/arm/mach-pxa/pxa27x-udc.h b/arch/arm/mach-pxa/pxa27x-udc.h
index 4cf28f670706..faf73804697f 100644
--- a/arch/arm/mach-pxa/pxa27x-udc.h
+++ b/arch/arm/mach-pxa/pxa27x-udc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ARCH_PXA27X_UDC_H
#define _ASM_ARCH_PXA27X_UDC_H
diff --git a/arch/arm/mach-pxa/pxa27x.h b/arch/arm/mach-pxa/pxa27x.h
index 075131d83eab..abdc02fb4f03 100644
--- a/arch/arm/mach-pxa/pxa27x.h
+++ b/arch/arm/mach-pxa/pxa27x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MACH_PXA27x_H
#define __MACH_PXA27x_H
diff --git a/arch/arm/mach-pxa/pxa300.h b/arch/arm/mach-pxa/pxa300.h
index 59fa41025c80..d02a8d15c7e8 100644
--- a/arch/arm/mach-pxa/pxa300.h
+++ b/arch/arm/mach-pxa/pxa300.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MACH_PXA300_H
#define __MACH_PXA300_H
diff --git a/arch/arm/mach-pxa/pxa320.h b/arch/arm/mach-pxa/pxa320.h
index b9e5115a1c30..c701e3f663b0 100644
--- a/arch/arm/mach-pxa/pxa320.h
+++ b/arch/arm/mach-pxa/pxa320.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MACH_PXA320_H
#define __MACH_PXA320_H
diff --git a/arch/arm/mach-pxa/pxa3xx.h b/arch/arm/mach-pxa/pxa3xx.h
index b4143fb6631f..6d4502aa9d06 100644
--- a/arch/arm/mach-pxa/pxa3xx.h
+++ b/arch/arm/mach-pxa/pxa3xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MACH_PXA3XX_H
#define __MACH_PXA3XX_H
diff --git a/arch/arm/mach-pxa/pxa930.h b/arch/arm/mach-pxa/pxa930.h
index 4eceb02978e8..bbf25c044641 100644
--- a/arch/arm/mach-pxa/pxa930.h
+++ b/arch/arm/mach-pxa/pxa930.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MACH_PXA930_H
#define __MACH_PXA930_H
diff --git a/arch/arm/mach-pxa/regs-rtc.h b/arch/arm/mach-pxa/regs-rtc.h
index f0e4a589bbe1..b1f9ff14e335 100644
--- a/arch/arm/mach-pxa/regs-rtc.h
+++ b/arch/arm/mach-pxa/regs-rtc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_REGS_RTC_H
#define __ASM_MACH_REGS_RTC_H
diff --git a/arch/arm/mach-pxa/regs-u2d.h b/arch/arm/mach-pxa/regs-u2d.h
index c15c0c57de08..fe4c80ad87ec 100644
--- a/arch/arm/mach-pxa/regs-u2d.h
+++ b/arch/arm/mach-pxa/regs-u2d.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARCH_PXA3xx_U2D_H
#define __ASM_ARCH_PXA3xx_U2D_H
diff --git a/arch/arm/mach-pxa/smemc.c b/arch/arm/mach-pxa/smemc.c
index f38aa890b2c9..32e82cc92ea5 100644
--- a/arch/arm/mach-pxa/smemc.c
+++ b/arch/arm/mach-pxa/smemc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Static Memory Controller
*/
diff --git a/arch/arm/mach-pxa/zylonite.h b/arch/arm/mach-pxa/zylonite.h
index ecca976f03d2..7300ec2aac0d 100644
--- a/arch/arm/mach-pxa/zylonite.h
+++ b/arch/arm/mach-pxa/zylonite.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARCH_ZYLONITE_H
#define __ASM_ARCH_ZYLONITE_H
diff --git a/arch/arm/mach-rpc/fiq.S b/arch/arm/mach-rpc/fiq.S
index 48ddd57db16e..0de83e9b0b39 100644
--- a/arch/arm/mach-rpc/fiq.S
+++ b/arch/arm/mach-rpc/fiq.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/assembler.h>
#include <mach/hardware.h>
diff --git a/arch/arm/mach-rpc/include/mach/entry-macro.S b/arch/arm/mach-rpc/include/mach/entry-macro.S
index 7178368d7062..a6d1a9f4bb79 100644
--- a/arch/arm/mach-rpc/include/mach/entry-macro.S
+++ b/arch/arm/mach-rpc/include/mach/entry-macro.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <mach/hardware.h>
#include <asm/hardware/entry-macro-iomd.S>
diff --git a/arch/arm/mach-rpc/irq.c b/arch/arm/mach-rpc/irq.c
index 66502e6207fe..b8a61cb11207 100644
--- a/arch/arm/mach-rpc/irq.c
+++ b/arch/arm/mach-rpc/irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/list.h>
#include <linux/io.h>
diff --git a/arch/arm/mach-s3c24xx/include/mach/io.h b/arch/arm/mach-s3c24xx/include/mach/io.h
index 235c53647aa4..f960e6d10114 100644
--- a/arch/arm/mach-s3c24xx/include/mach/io.h
+++ b/arch/arm/mach-s3c24xx/include/mach/io.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-s3c2410/include/mach/io.h
* from arch/arm/mach-rpc/include/mach/io.h
diff --git a/arch/arm/mach-s3c64xx/include/mach/dma.h b/arch/arm/mach-s3c64xx/include/mach/dma.h
index 9c739eafe95c..40ca8de21096 100644
--- a/arch/arm/mach-s3c64xx/include/mach/dma.h
+++ b/arch/arm/mach-s3c64xx/include/mach/dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* linux/arch/arm/mach-s3c6400/include/mach/dma.h
*
* Copyright 2008 Openmoko, Inc.
diff --git a/arch/arm/mach-s3c64xx/include/mach/irqs.h b/arch/arm/mach-s3c64xx/include/mach/irqs.h
index 3ceb00b5de07..c244e480e6b3 100644
--- a/arch/arm/mach-s3c64xx/include/mach/irqs.h
+++ b/arch/arm/mach-s3c64xx/include/mach/irqs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* linux/arch/arm/mach-s3c64xx/include/mach/irqs.h
*
* Copyright 2008 Openmoko, Inc.
diff --git a/arch/arm/mach-s3c64xx/include/mach/regs-gpio.h b/arch/arm/mach-s3c64xx/include/mach/regs-gpio.h
index 81f7f6e6832e..592a2be3d2aa 100644
--- a/arch/arm/mach-s3c64xx/include/mach/regs-gpio.h
+++ b/arch/arm/mach-s3c64xx/include/mach/regs-gpio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* linux/arch/arm/plat-s3c64xx/include/mach/regs-gpio.h
*
* Copyright 2008 Openmoko, Inc.
diff --git a/arch/arm/mach-s3c64xx/regs-gpio-memport.h b/arch/arm/mach-s3c64xx/regs-gpio-memport.h
index b927593019f5..589afe1132d6 100644
--- a/arch/arm/mach-s3c64xx/regs-gpio-memport.h
+++ b/arch/arm/mach-s3c64xx/regs-gpio-memport.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright 2008 Openmoko, Inc.
* Copyright 2008 Simtec Electronics
diff --git a/arch/arm/mach-sa1100/Makefile b/arch/arm/mach-sa1100/Makefile
index ebc4d58e1a32..28c1cae0053f 100644
--- a/arch/arm/mach-sa1100/Makefile
+++ b/arch/arm/mach-sa1100/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/arm/mach-sa1100/clock.c b/arch/arm/mach-sa1100/clock.c
index 7d52cd97d96e..b2eb3d232e39 100644
--- a/arch/arm/mach-sa1100/clock.c
+++ b/arch/arm/mach-sa1100/clock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/arm/mach-sa1100/clock.c
*/
diff --git a/arch/arm/mach-sa1100/generic.h b/arch/arm/mach-sa1100/generic.h
index 68199b603ff7..97502922a15d 100644
--- a/arch/arm/mach-sa1100/generic.h
+++ b/arch/arm/mach-sa1100/generic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/arm/mach-sa1100/generic.h
*
diff --git a/arch/arm/mach-sa1100/include/mach/SA-1100.h b/arch/arm/mach-sa1100/include/mach/SA-1100.h
index 7972617cca64..6e6ff3e18f0f 100644
--- a/arch/arm/mach-sa1100/include/mach/SA-1100.h
+++ b/arch/arm/mach-sa1100/include/mach/SA-1100.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* FILE SA-1100.h
*
diff --git a/arch/arm/mach-sa1100/include/mach/assabet.h b/arch/arm/mach-sa1100/include/mach/assabet.h
index c23fcdb047a5..558b45323a2d 100644
--- a/arch/arm/mach-sa1100/include/mach/assabet.h
+++ b/arch/arm/mach-sa1100/include/mach/assabet.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-sa1100/include/mach/assabet.h
*
diff --git a/arch/arm/mach-sa1100/include/mach/collie.h b/arch/arm/mach-sa1100/include/mach/collie.h
index b478ca180c19..b7bc23ffd3c6 100644
--- a/arch/arm/mach-sa1100/include/mach/collie.h
+++ b/arch/arm/mach-sa1100/include/mach/collie.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-sa1100/include/mach/collie.h
*
diff --git a/arch/arm/mach-sa1100/include/mach/hardware.h b/arch/arm/mach-sa1100/include/mach/hardware.h
index cc43f95f33cc..6f2dbdc28663 100644
--- a/arch/arm/mach-sa1100/include/mach/hardware.h
+++ b/arch/arm/mach-sa1100/include/mach/hardware.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-sa1100/include/mach/hardware.h
*
diff --git a/arch/arm/mach-sa1100/include/mach/irqs.h b/arch/arm/mach-sa1100/include/mach/irqs.h
index 734e30e406a3..f4a41e665262 100644
--- a/arch/arm/mach-sa1100/include/mach/irqs.h
+++ b/arch/arm/mach-sa1100/include/mach/irqs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-sa1100/include/mach/irqs.h
*
diff --git a/arch/arm/mach-sa1100/include/mach/memory.h b/arch/arm/mach-sa1100/include/mach/memory.h
index 2054051eb797..fa5cf4744992 100644
--- a/arch/arm/mach-sa1100/include/mach/memory.h
+++ b/arch/arm/mach-sa1100/include/mach/memory.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-sa1100/include/mach/memory.h
*
diff --git a/arch/arm/mach-sa1100/include/mach/neponset.h b/arch/arm/mach-sa1100/include/mach/neponset.h
index 5516a52a329d..18411cfdfe8e 100644
--- a/arch/arm/mach-sa1100/include/mach/neponset.h
+++ b/arch/arm/mach-sa1100/include/mach/neponset.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-sa1100/include/mach/neponset.h
*
diff --git a/arch/arm/mach-sa1100/include/mach/reset.h b/arch/arm/mach-sa1100/include/mach/reset.h
index f61957e6842a..27695650a567 100644
--- a/arch/arm/mach-sa1100/include/mach/reset.h
+++ b/arch/arm/mach-sa1100/include/mach/reset.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARCH_RESET_H
#define __ASM_ARCH_RESET_H
diff --git a/arch/arm/mach-sa1100/include/mach/shannon.h b/arch/arm/mach-sa1100/include/mach/shannon.h
index fff39e02b496..d830375f329c 100644
--- a/arch/arm/mach-sa1100/include/mach/shannon.h
+++ b/arch/arm/mach-sa1100/include/mach/shannon.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _INCLUDE_SHANNON_H
#define _INCLUDE_SHANNON_H
diff --git a/arch/arm/mach-sa1100/include/mach/simpad.h b/arch/arm/mach-sa1100/include/mach/simpad.h
index ac2ea767215d..d53d680de3d9 100644
--- a/arch/arm/mach-sa1100/include/mach/simpad.h
+++ b/arch/arm/mach-sa1100/include/mach/simpad.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-sa1100/include/mach/simpad.h
*
diff --git a/arch/arm/mach-sa1100/include/mach/uncompress.h b/arch/arm/mach-sa1100/include/mach/uncompress.h
index a1a041b9740b..f5eaa90a4576 100644
--- a/arch/arm/mach-sa1100/include/mach/uncompress.h
+++ b/arch/arm/mach-sa1100/include/mach/uncompress.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-sa1100/include/mach/uncompress.h
*
diff --git a/arch/arm/mach-sa1100/lart.c b/arch/arm/mach-sa1100/lart.c
index 51b0eb52c014..e3a0279750e3 100644
--- a/arch/arm/mach-sa1100/lart.c
+++ b/arch/arm/mach-sa1100/lart.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/arm/mach-sa1100/lart.c
*/
diff --git a/arch/arm/mach-sa1100/neponset.c b/arch/arm/mach-sa1100/neponset.c
index 8411985af9ff..a61a2432766b 100644
--- a/arch/arm/mach-sa1100/neponset.c
+++ b/arch/arm/mach-sa1100/neponset.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/arm/mach-sa1100/neponset.c
*/
diff --git a/arch/arm/mach-sa1100/pleb.c b/arch/arm/mach-sa1100/pleb.c
index 88149f85bc49..b2b0c9fc18f7 100644
--- a/arch/arm/mach-sa1100/pleb.c
+++ b/arch/arm/mach-sa1100/pleb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/arm/mach-sa1100/pleb.c
*/
diff --git a/arch/arm/mach-sa1100/shannon.c b/arch/arm/mach-sa1100/shannon.c
index c8866bce7386..856664c783d9 100644
--- a/arch/arm/mach-sa1100/shannon.c
+++ b/arch/arm/mach-sa1100/shannon.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/arm/mach-sa1100/shannon.c
*/
diff --git a/arch/arm/mach-sa1100/simpad.c b/arch/arm/mach-sa1100/simpad.c
index bb3ca9c763de..e8d25a7bbcb8 100644
--- a/arch/arm/mach-sa1100/simpad.c
+++ b/arch/arm/mach-sa1100/simpad.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/arm/mach-sa1100/simpad.c
*/
diff --git a/arch/arm/mach-shmobile/Makefile b/arch/arm/mach-shmobile/Makefile
index 64611a1b4276..e16b81ec4b07 100644
--- a/arch/arm/mach-shmobile/Makefile
+++ b/arch/arm/mach-shmobile/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/arm/mach-shmobile/common.h b/arch/arm/mach-shmobile/common.h
index 1a8f7b3ab449..f8fcd799d677 100644
--- a/arch/arm/mach-shmobile/common.h
+++ b/arch/arm/mach-shmobile/common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ARCH_MACH_COMMON_H
#define __ARCH_MACH_COMMON_H
diff --git a/arch/arm/mach-shmobile/emev2.h b/arch/arm/mach-shmobile/emev2.h
index 916d25f6780e..39f6cd8e6003 100644
--- a/arch/arm/mach-shmobile/emev2.h
+++ b/arch/arm/mach-shmobile/emev2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_EMEV2_H__
#define __ASM_EMEV2_H__
diff --git a/arch/arm/mach-shmobile/r8a7779.h b/arch/arm/mach-shmobile/r8a7779.h
index 2a5f7730a03c..30668aa6acc3 100644
--- a/arch/arm/mach-shmobile/r8a7779.h
+++ b/arch/arm/mach-shmobile/r8a7779.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_R8A7779_H__
#define __ASM_R8A7779_H__
diff --git a/arch/arm/mach-shmobile/r8a7790.h b/arch/arm/mach-shmobile/r8a7790.h
index 136f3455e9c7..669c8cd09e07 100644
--- a/arch/arm/mach-shmobile/r8a7790.h
+++ b/arch/arm/mach-shmobile/r8a7790.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_R8A7790_H__
#define __ASM_R8A7790_H__
diff --git a/arch/arm/mach-shmobile/r8a7791.h b/arch/arm/mach-shmobile/r8a7791.h
index cf7a8405bd7f..8c794aace938 100644
--- a/arch/arm/mach-shmobile/r8a7791.h
+++ b/arch/arm/mach-shmobile/r8a7791.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_R8A7791_H__
#define __ASM_R8A7791_H__
diff --git a/arch/arm/mach-shmobile/rcar-gen2.h b/arch/arm/mach-shmobile/rcar-gen2.h
index 6792e249cf56..4777fff2de41 100644
--- a/arch/arm/mach-shmobile/rcar-gen2.h
+++ b/arch/arm/mach-shmobile/rcar-gen2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_RCAR_GEN2_H__
#define __ASM_RCAR_GEN2_H__
diff --git a/arch/arm/mach-shmobile/sh73a0.h b/arch/arm/mach-shmobile/sh73a0.h
index 50ef24f780b3..85c7c7c60b1e 100644
--- a/arch/arm/mach-shmobile/sh73a0.h
+++ b/arch/arm/mach-shmobile/sh73a0.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH73A0_H__
#define __ASM_SH73A0_H__
diff --git a/arch/arm/mach-socfpga/Makefile b/arch/arm/mach-socfpga/Makefile
index ed15db19e561..9ec31fad7136 100644
--- a/arch/arm/mach-socfpga/Makefile
+++ b/arch/arm/mach-socfpga/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/arm/mach-spear/Makefile b/arch/arm/mach-spear/Makefile
index a946c19ab31a..176b14f83089 100644
--- a/arch/arm/mach-spear/Makefile
+++ b/arch/arm/mach-spear/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# SPEAr Platform specific Makefile
#
diff --git a/arch/arm/mach-tango/Kconfig b/arch/arm/mach-tango/Kconfig
index ebe15b93bbe8..25b2fd434861 100644
--- a/arch/arm/mach-tango/Kconfig
+++ b/arch/arm/mach-tango/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config ARCH_TANGO
bool "Sigma Designs Tango4 (SMP87xx)"
depends on ARCH_MULTI_V7
diff --git a/arch/arm/mach-tango/Makefile b/arch/arm/mach-tango/Makefile
index 204fcd9fe180..da6c633d3cc0 100644
--- a/arch/arm/mach-tango/Makefile
+++ b/arch/arm/mach-tango/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
plus_sec := $(call as-instr,.arch_extension sec,+sec)
AFLAGS_smc.o := -Wa,-march=armv7-a$(plus_sec)
diff --git a/arch/arm/mach-tango/platsmp.c b/arch/arm/mach-tango/platsmp.c
index 2f0c6c050fed..65012afbc1a3 100644
--- a/arch/arm/mach-tango/platsmp.c
+++ b/arch/arm/mach-tango/platsmp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/delay.h>
#include <linux/init.h>
#include <linux/smp.h>
diff --git a/arch/arm/mach-tango/pm.c b/arch/arm/mach-tango/pm.c
index 406c0814eb6e..028e50c6383f 100644
--- a/arch/arm/mach-tango/pm.c
+++ b/arch/arm/mach-tango/pm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/suspend.h>
#include <asm/suspend.h>
diff --git a/arch/arm/mach-tango/setup.c b/arch/arm/mach-tango/setup.c
index f14b6c7d255b..677dd7b5efd9 100644
--- a/arch/arm/mach-tango/setup.c
+++ b/arch/arm/mach-tango/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <asm/mach/arch.h>
#include <asm/hardware/cache-l2x0.h>
#include "smc.h"
diff --git a/arch/arm/mach-tango/smc.S b/arch/arm/mach-tango/smc.S
index 5d932ce3c1bd..361a8dc89804 100644
--- a/arch/arm/mach-tango/smc.S
+++ b/arch/arm/mach-tango/smc.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
ENTRY(tango_smc)
diff --git a/arch/arm/mach-tango/smc.h b/arch/arm/mach-tango/smc.h
index 57919539da1b..455ce3e06daf 100644
--- a/arch/arm/mach-tango/smc.h
+++ b/arch/arm/mach-tango/smc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
extern int tango_smc(unsigned int val, unsigned int service);
#define tango_set_l2_control(val) tango_smc(val, 0x102)
diff --git a/arch/arm/mach-tegra/Kconfig b/arch/arm/mach-tegra/Kconfig
index c8368d647741..1e0aeb47bac6 100644
--- a/arch/arm/mach-tegra/Kconfig
+++ b/arch/arm/mach-tegra/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menuconfig ARCH_TEGRA
bool "NVIDIA Tegra"
depends on ARCH_MULTI_V7
diff --git a/arch/arm/mach-tegra/Makefile b/arch/arm/mach-tegra/Makefile
index 3b33f0bb78ae..6c1dff2eccc2 100644
--- a/arch/arm/mach-tegra/Makefile
+++ b/arch/arm/mach-tegra/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
asflags-y += -march=armv7-a
obj-y += io.o
diff --git a/arch/arm/mach-u300/Kconfig b/arch/arm/mach-u300/Kconfig
index 22dcbf5b76b2..4f43c1cd5db0 100644
--- a/arch/arm/mach-u300/Kconfig
+++ b/arch/arm/mach-u300/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menuconfig ARCH_U300
bool "ST-Ericsson U300 Series"
depends on ARCH_MULTI_V5 && MMU
diff --git a/arch/arm/mach-uniphier/Kconfig b/arch/arm/mach-uniphier/Kconfig
index 3930fbba30b4..779235a9147d 100644
--- a/arch/arm/mach-uniphier/Kconfig
+++ b/arch/arm/mach-uniphier/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config ARCH_UNIPHIER
bool "Socionext UniPhier SoCs"
depends on ARCH_MULTI_V7
diff --git a/arch/arm/mach-ux500/Kconfig b/arch/arm/mach-ux500/Kconfig
index 4740ac393297..f98332ea2ef2 100644
--- a/arch/arm/mach-ux500/Kconfig
+++ b/arch/arm/mach-ux500/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menuconfig ARCH_U8500
bool "ST-Ericsson U8500 Series"
depends on ARCH_MULTI_V7 && MMU
diff --git a/arch/arm/mach-ux500/cpu-db8500.c b/arch/arm/mach-ux500/cpu-db8500.c
index 71a34e8c345a..57058ac46f49 100644
--- a/arch/arm/mach-ux500/cpu-db8500.c
+++ b/arch/arm/mach-ux500/cpu-db8500.c
@@ -32,6 +32,7 @@
#include <asm/mach/arch.h>
#include "db8500-regs.h"
+#include "pm_domains.h"
static int __init ux500_l2x0_unlock(void)
{
@@ -157,6 +158,9 @@ static const struct of_device_id u8500_local_bus_nodes[] = {
static void __init u8500_init_machine(void)
{
+ /* Initialize ux500 power domains */
+ ux500_pm_domains_init();
+
/* automatically probe child nodes of dbx5x0 devices */
if (of_machine_is_compatible("st-ericsson,u8540"))
of_platform_populate(NULL, u8500_local_bus_nodes,
diff --git a/arch/arm/mach-ux500/pm.c b/arch/arm/mach-ux500/pm.c
index a970e7fcba9e..f6c33a0c1c61 100644
--- a/arch/arm/mach-ux500/pm.c
+++ b/arch/arm/mach-ux500/pm.c
@@ -19,7 +19,6 @@
#include <linux/of_address.h>
#include "db8500-regs.h"
-#include "pm_domains.h"
/* ARM WFI Standby signal register */
#define PRCM_ARM_WFI_STANDBY (prcmu_base + 0x130)
@@ -203,7 +202,4 @@ void __init ux500_pm_init(u32 phy_base, u32 size)
/* Set up ux500 suspend callbacks. */
suspend_set_ops(UX500_SUSPEND_OPS);
-
- /* Initialize ux500 power domains */
- ux500_pm_domains_init();
}
diff --git a/arch/arm/mach-versatile/Kconfig b/arch/arm/mach-versatile/Kconfig
index c257d40ca51d..f5c275434d6c 100644
--- a/arch/arm/mach-versatile/Kconfig
+++ b/arch/arm/mach-versatile/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config ARCH_VERSATILE
bool "ARM Ltd. Versatile family"
depends on ARCH_MULTI_V5
diff --git a/arch/arm/mach-vexpress/Kconfig b/arch/arm/mach-vexpress/Kconfig
index 7c728ebc0b33..726a68085c3b 100644
--- a/arch/arm/mach-vexpress/Kconfig
+++ b/arch/arm/mach-vexpress/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menuconfig ARCH_VEXPRESS
bool "ARM Ltd. Versatile Express family"
depends on ARCH_MULTI_V7
diff --git a/arch/arm/mach-vexpress/Makefile b/arch/arm/mach-vexpress/Makefile
index 73caae71f307..51c35e2b737a 100644
--- a/arch/arm/mach-vexpress/Makefile
+++ b/arch/arm/mach-vexpress/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/arm/mach-vexpress/v2m.c b/arch/arm/mach-vexpress/v2m.c
index a0400f4cca89..95886b3bb9dd 100644
--- a/arch/arm/mach-vexpress/v2m.c
+++ b/arch/arm/mach-vexpress/v2m.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <asm/mach/arch.h>
#include "core.h"
diff --git a/arch/arm/mach-vt8500/Kconfig b/arch/arm/mach-vt8500/Kconfig
index c4f1dba7bd8a..1156a585dafc 100644
--- a/arch/arm/mach-vt8500/Kconfig
+++ b/arch/arm/mach-vt8500/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config ARCH_VT8500
bool
select GPIOLIB
diff --git a/arch/arm/mach-w90x900/Kconfig b/arch/arm/mach-w90x900/Kconfig
index 69bab32a8bc2..b16ffc03bbe5 100644
--- a/arch/arm/mach-w90x900/Kconfig
+++ b/arch/arm/mach-w90x900/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if ARCH_W90X900
config CPU_W90P910
diff --git a/arch/arm/mach-w90x900/Makefile b/arch/arm/mach-w90x900/Makefile
index 828c0326441e..33b5bf53990f 100644
--- a/arch/arm/mach-w90x900/Makefile
+++ b/arch/arm/mach-w90x900/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/arm/mach-zx/Kconfig b/arch/arm/mach-zx/Kconfig
index 209c97944de2..ea29c84a7849 100644
--- a/arch/arm/mach-zx/Kconfig
+++ b/arch/arm/mach-zx/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menuconfig ARCH_ZX
bool "ZTE ZX family"
depends on ARCH_MULTI_V7
diff --git a/arch/arm/mach-zynq/Kconfig b/arch/arm/mach-zynq/Kconfig
index fd0aeeb09881..1ca633e3d024 100644
--- a/arch/arm/mach-zynq/Kconfig
+++ b/arch/arm/mach-zynq/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config ARCH_ZYNQ
bool "Xilinx Zynq ARM Cortex A9 Platform"
depends on ARCH_MULTI_V7
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index 60cdfdc151aa..fd9077a74fce 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
comment "Processor Type"
# Select CPU types depending on the architecture selected. This selects
diff --git a/arch/arm/mm/Makefile b/arch/arm/mm/Makefile
index 950d19babb5f..f353ee569f6b 100644
--- a/arch/arm/mm/Makefile
+++ b/arch/arm/mm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux arm-specific parts of the memory manager.
#
diff --git a/arch/arm/mm/abort-ev4.S b/arch/arm/mm/abort-ev4.S
index b3b31e30cadd..a10bcb89594d 100644
--- a/arch/arm/mm/abort-ev4.S
+++ b/arch/arm/mm/abort-ev4.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/assembler.h>
/*
diff --git a/arch/arm/mm/abort-ev4t.S b/arch/arm/mm/abort-ev4t.S
index 9da704e7b86e..14743a2f6997 100644
--- a/arch/arm/mm/abort-ev4t.S
+++ b/arch/arm/mm/abort-ev4t.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/assembler.h>
#include "abort-macro.S"
diff --git a/arch/arm/mm/abort-ev5t.S b/arch/arm/mm/abort-ev5t.S
index a6a381a6caa5..98c523118820 100644
--- a/arch/arm/mm/abort-ev5t.S
+++ b/arch/arm/mm/abort-ev5t.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/assembler.h>
#include "abort-macro.S"
diff --git a/arch/arm/mm/abort-ev5tj.S b/arch/arm/mm/abort-ev5tj.S
index 00ab011bef58..fec72f4fbaf5 100644
--- a/arch/arm/mm/abort-ev5tj.S
+++ b/arch/arm/mm/abort-ev5tj.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/assembler.h>
#include "abort-macro.S"
diff --git a/arch/arm/mm/abort-ev6.S b/arch/arm/mm/abort-ev6.S
index 8801a15aa105..c58bf8b43fea 100644
--- a/arch/arm/mm/abort-ev6.S
+++ b/arch/arm/mm/abort-ev6.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/assembler.h>
#include "abort-macro.S"
diff --git a/arch/arm/mm/abort-ev7.S b/arch/arm/mm/abort-ev7.S
index e8d0e08c227f..f7cc5d68444b 100644
--- a/arch/arm/mm/abort-ev7.S
+++ b/arch/arm/mm/abort-ev7.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/assembler.h>
/*
diff --git a/arch/arm/mm/abort-lv4t.S b/arch/arm/mm/abort-lv4t.S
index 4cdfab31a0b6..fbd60a120f66 100644
--- a/arch/arm/mm/abort-lv4t.S
+++ b/arch/arm/mm/abort-lv4t.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/assembler.h>
/*
diff --git a/arch/arm/mm/abort-macro.S b/arch/arm/mm/abort-macro.S
index 4509bee4e081..bacf53fd0b70 100644
--- a/arch/arm/mm/abort-macro.S
+++ b/arch/arm/mm/abort-macro.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* The ARM LDRD and Thumb LDRSB instructions use bit 20/11 (ARM/Thumb)
* differently than every other instruction, so it is set to 0 (write)
diff --git a/arch/arm/mm/abort-nommu.S b/arch/arm/mm/abort-nommu.S
index 119cb479c2ab..6e2366a26321 100644
--- a/arch/arm/mm/abort-nommu.S
+++ b/arch/arm/mm/abort-nommu.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/assembler.h>
/*
diff --git a/arch/arm/mm/dma.h b/arch/arm/mm/dma.h
index 70ea6852f94e..aaef64b7f177 100644
--- a/arch/arm/mm/dma.h
+++ b/arch/arm/mm/dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DMA_H
#define DMA_H
diff --git a/arch/arm/mm/extable.c b/arch/arm/mm/extable.c
index f436f7439e46..fc33564597b8 100644
--- a/arch/arm/mm/extable.c
+++ b/arch/arm/mm/extable.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/arm/mm/extable.c
*/
diff --git a/arch/arm/mm/fault.h b/arch/arm/mm/fault.h
index afc1f84e763b..c063708fa503 100644
--- a/arch/arm/mm/fault.h
+++ b/arch/arm/mm/fault.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ARCH_ARM_FAULT_H
#define __ARCH_ARM_FAULT_H
diff --git a/arch/arm/mm/fsr-2level.c b/arch/arm/mm/fsr-2level.c
index 18ca74c0f341..f2be95197265 100644
--- a/arch/arm/mm/fsr-2level.c
+++ b/arch/arm/mm/fsr-2level.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
static struct fsr_info fsr_info[] = {
/*
* The following are the standard ARMv3 and ARMv4 aborts. ARMv5
diff --git a/arch/arm/mm/fsr-3level.c b/arch/arm/mm/fsr-3level.c
index ab4409a2307e..d0ae2963656a 100644
--- a/arch/arm/mm/fsr-3level.c
+++ b/arch/arm/mm/fsr-3level.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
static struct fsr_info fsr_info[] = {
{ do_bad, SIGBUS, 0, "unknown 0" },
{ do_bad, SIGBUS, 0, "unknown 1" },
diff --git a/arch/arm/mm/idmap.c b/arch/arm/mm/idmap.c
index 3e511bec69b8..10bfba85eb96 100644
--- a/arch/arm/mm/idmap.c
+++ b/arch/arm/mm/idmap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/slab.h>
diff --git a/arch/arm/mm/iomap.c b/arch/arm/mm/iomap.c
index 4614208369f1..091ddc56827e 100644
--- a/arch/arm/mm/iomap.c
+++ b/arch/arm/mm/iomap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/arm/mm/iomap.c
*
diff --git a/arch/arm/mm/l2c-l2x0-resume.S b/arch/arm/mm/l2c-l2x0-resume.S
index fda415e4ca8f..fc01f1b18523 100644
--- a/arch/arm/mm/l2c-l2x0-resume.S
+++ b/arch/arm/mm/l2c-l2x0-resume.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* L2C-310 early resume code. This can be used by platforms to restore
* the settings of their L2 cache controller before restoring the
diff --git a/arch/arm/mm/mm.h b/arch/arm/mm/mm.h
index ce727d47275c..6b045c6653ea 100644
--- a/arch/arm/mm/mm.h
+++ b/arch/arm/mm/mm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef CONFIG_MMU
#include <linux/list.h>
#include <linux/vmalloc.h>
diff --git a/arch/arm/mm/mmap.c b/arch/arm/mm/mmap.c
index f0701d8d24df..eb1de66517d5 100644
--- a/arch/arm/mm/mmap.c
+++ b/arch/arm/mm/mmap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/arm/mm/mmap.c
*/
diff --git a/arch/arm/mm/nommu.c b/arch/arm/mm/nommu.c
index 3b8e728cc944..91537d90f5f5 100644
--- a/arch/arm/mm/nommu.c
+++ b/arch/arm/mm/nommu.c
@@ -344,6 +344,11 @@ void __init arm_mm_memblock_reserve(void)
* reserved here.
*/
#endif
+ /*
+ * In any case, always ensure address 0 is never used as many things
+ * get very confused if 0 is returned as a legitimate address.
+ */
+ memblock_reserve(0, 1);
}
void __init adjust_lowmem_bounds(void)
diff --git a/arch/arm/mm/pabort-legacy.S b/arch/arm/mm/pabort-legacy.S
index 8bbff025269a..b2ffce420106 100644
--- a/arch/arm/mm/pabort-legacy.S
+++ b/arch/arm/mm/pabort-legacy.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/assembler.h>
diff --git a/arch/arm/mm/pabort-v6.S b/arch/arm/mm/pabort-v6.S
index 9627646ce783..8686265dc941 100644
--- a/arch/arm/mm/pabort-v6.S
+++ b/arch/arm/mm/pabort-v6.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/assembler.h>
diff --git a/arch/arm/mm/pabort-v7.S b/arch/arm/mm/pabort-v7.S
index 875761f44f3b..9c70b1a21dc9 100644
--- a/arch/arm/mm/pabort-v7.S
+++ b/arch/arm/mm/pabort-v7.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/assembler.h>
diff --git a/arch/arm/mm/physaddr.c b/arch/arm/mm/physaddr.c
index 02e60f495608..cf75819e4c13 100644
--- a/arch/arm/mm/physaddr.c
+++ b/arch/arm/mm/physaddr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/bug.h>
#include <linux/export.h>
#include <linux/types.h>
diff --git a/arch/arm/mm/proc-macros.S b/arch/arm/mm/proc-macros.S
index f944836da8a2..f10e31d0730a 100644
--- a/arch/arm/mm/proc-macros.S
+++ b/arch/arm/mm/proc-macros.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* We need constants.h for:
* VMA_VM_MM
diff --git a/arch/arm/nwfpe/ARM-gcc.h b/arch/arm/nwfpe/ARM-gcc.h
index 436e54aa02ec..74389f5b0566 100644
--- a/arch/arm/nwfpe/ARM-gcc.h
+++ b/arch/arm/nwfpe/ARM-gcc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
-------------------------------------------------------------------------------
The macro `BITS64' can be defined to indicate that 64-bit integer types are
diff --git a/arch/arm/nwfpe/Makefile b/arch/arm/nwfpe/Makefile
index deb3a82ddbdf..303400fa2cdf 100644
--- a/arch/arm/nwfpe/Makefile
+++ b/arch/arm/nwfpe/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Copyright (C) 1998, 1999, 2001 Philip Blundell
#
diff --git a/arch/arm/oprofile/Makefile b/arch/arm/oprofile/Makefile
index b2215c61cdf0..39688dc9f181 100644
--- a/arch/arm/oprofile/Makefile
+++ b/arch/arm/oprofile/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_OPROFILE) += oprofile.o
DRIVER_OBJS = $(addprefix ../../../drivers/oprofile/, \
diff --git a/arch/arm/plat-iop/Makefile b/arch/arm/plat-iop/Makefile
index f2af203d601f..4d839a3cf284 100644
--- a/arch/arm/plat-iop/Makefile
+++ b/arch/arm/plat-iop/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/arm/plat-omap/Kconfig b/arch/arm/plat-omap/Kconfig
index 3e27bffb352d..7276afee30b3 100644
--- a/arch/arm/plat-omap/Kconfig
+++ b/arch/arm/plat-omap/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config ARCH_OMAP
bool
diff --git a/arch/arm/plat-omap/include/plat/sram.h b/arch/arm/plat-omap/include/plat/sram.h
index ba4525059a99..fb061cf0d736 100644
--- a/arch/arm/plat-omap/include/plat/sram.h
+++ b/arch/arm/plat-omap/include/plat/sram.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
int omap_sram_init(void);
void omap_map_sram(unsigned long start, unsigned long size,
diff --git a/arch/arm/plat-versatile/include/plat/sched_clock.h b/arch/arm/plat-versatile/include/plat/sched_clock.h
index 5c3e4fc9fa0c..83fdaef23c2e 100644
--- a/arch/arm/plat-versatile/include/plat/sched_clock.h
+++ b/arch/arm/plat-versatile/include/plat/sched_clock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ARM_PLAT_SCHED_CLOCK_H
#define ARM_PLAT_SCHED_CLOCK_H
diff --git a/arch/arm/probes/Makefile b/arch/arm/probes/Makefile
index aa1f8590dcdd..8b0ea5ace100 100644
--- a/arch/arm/probes/Makefile
+++ b/arch/arm/probes/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_UPROBES) += decode.o decode-arm.o uprobes/
obj-$(CONFIG_KPROBES) += decode.o kprobes/
ifdef CONFIG_THUMB2_KERNEL
diff --git a/arch/arm/probes/kprobes/Makefile b/arch/arm/probes/kprobes/Makefile
index 76a36bf102b7..14db56f49f0a 100644
--- a/arch/arm/probes/kprobes/Makefile
+++ b/arch/arm/probes/kprobes/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_KPROBES) += core.o actions-common.o checkers-common.o
obj-$(CONFIG_ARM_KPROBES_TEST) += test-kprobes.o
test-kprobes-objs := test-core.o
diff --git a/arch/arm/tools/Makefile b/arch/arm/tools/Makefile
index 92eb5c3b486c..ddb89a7db36f 100644
--- a/arch/arm/tools/Makefile
+++ b/arch/arm/tools/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# linux/arch/arm/tools/Makefile
#
diff --git a/arch/arm/tools/gen-mach-types b/arch/arm/tools/gen-mach-types
index 04fef71d7be9..cbe1c33bb871 100644
--- a/arch/arm/tools/gen-mach-types
+++ b/arch/arm/tools/gen-mach-types
@@ -1,4 +1,5 @@
#!/bin/awk
+# SPDX-License-Identifier: GPL-2.0
#
# Awk script to generate include/generated/mach-types.h
#
diff --git a/arch/arm/tools/syscallhdr.sh b/arch/arm/tools/syscallhdr.sh
index 72d4b2e3bdec..6b2f25cdd721 100644
--- a/arch/arm/tools/syscallhdr.sh
+++ b/arch/arm/tools/syscallhdr.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
in="$1"
out="$2"
diff --git a/arch/arm/tools/syscallnr.sh b/arch/arm/tools/syscallnr.sh
index d2971296469a..df3ccd0ca831 100644
--- a/arch/arm/tools/syscallnr.sh
+++ b/arch/arm/tools/syscallnr.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
in="$1"
out="$2"
my_abis=`echo "($3)" | tr ',' '|'`
diff --git a/arch/arm/tools/syscalltbl.sh b/arch/arm/tools/syscalltbl.sh
index 5ca834545ed3..ae7e93cfbfd3 100644
--- a/arch/arm/tools/syscalltbl.sh
+++ b/arch/arm/tools/syscalltbl.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
in="$1"
out="$2"
my_abis=`echo "($3)" | tr ',' '|'`
diff --git a/arch/arm/vdso/Makefile b/arch/arm/vdso/Makefile
index 59a8fa7b8a3b..bb4118213fee 100644
--- a/arch/arm/vdso/Makefile
+++ b/arch/arm/vdso/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
hostprogs-y := vdsomunge
obj-vdso := vgettimeofday.o datapage.o
diff --git a/arch/arm/vdso/datapage.S b/arch/arm/vdso/datapage.S
index a2e60367931b..9cd73b725d9f 100644
--- a/arch/arm/vdso/datapage.S
+++ b/arch/arm/vdso/datapage.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/asm-offsets.h>
diff --git a/arch/arm/xen/p2m.c b/arch/arm/xen/p2m.c
index e71eefa2e427..0641ba54ab62 100644
--- a/arch/arm/xen/p2m.c
+++ b/arch/arm/xen/p2m.c
@@ -1,7 +1,7 @@
#include <linux/bootmem.h>
#include <linux/gfp.h>
#include <linux/export.h>
-#include <linux/rwlock.h>
+#include <linux/spinlock.h>
#include <linux/slab.h>
#include <linux/types.h>
#include <linux/dma-mapping.h>
diff --git a/arch/arm64/boot/dts/Makefile b/arch/arm64/boot/dts/Makefile
index 8e1951273fd7..c6684ab8e201 100644
--- a/arch/arm64/boot/dts/Makefile
+++ b/arch/arm64/boot/dts/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dts-dirs += actions
dts-dirs += al
dts-dirs += allwinner
diff --git a/arch/arm64/boot/dts/allwinner/Makefile b/arch/arm64/boot/dts/allwinner/Makefile
index 19c3fbd75eda..ff35e184e422 100644
--- a/arch/arm64/boot/dts/allwinner/Makefile
+++ b/arch/arm64/boot/dts/allwinner/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_ARCH_SUNXI) += sun50i-a64-bananapi-m64.dtb
dtb-$(CONFIG_ARCH_SUNXI) += sun50i-a64-nanopi-a64.dtb
dtb-$(CONFIG_ARCH_SUNXI) += sun50i-a64-olinuxino.dtb
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts
index caf8b6fbe5e3..d06e34b5d192 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts
@@ -61,13 +61,6 @@
chosen {
stdout-path = "serial0:115200n8";
};
-
- reg_vcc3v3: vcc3v3 {
- compatible = "regulator-fixed";
- regulator-name = "vcc3v3";
- regulator-min-microvolt = <3300000>;
- regulator-max-microvolt = <3300000>;
- };
};
&ehci0 {
@@ -91,7 +84,7 @@
&mmc0 {
pinctrl-names = "default";
pinctrl-0 = <&mmc0_pins>;
- vmmc-supply = <&reg_vcc3v3>;
+ vmmc-supply = <&reg_dcdc1>;
cd-gpios = <&pio 5 6 GPIO_ACTIVE_HIGH>;
cd-inverted;
disable-wp;
diff --git a/arch/arm64/boot/dts/amd/Makefile b/arch/arm64/boot/dts/amd/Makefile
index ba84770f789f..f9963d63006d 100644
--- a/arch/arm64/boot/dts/amd/Makefile
+++ b/arch/arm64/boot/dts/amd/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_ARCH_SEATTLE) += amd-overdrive.dtb \
amd-overdrive-rev-b0.dtb amd-overdrive-rev-b1.dtb \
husky.dtb
diff --git a/arch/arm64/boot/dts/amd/amd-overdrive-rev-b0.dts b/arch/arm64/boot/dts/amd/amd-overdrive-rev-b0.dts
index 8e3074a4947d..8e341be9a399 100644
--- a/arch/arm64/boot/dts/amd/amd-overdrive-rev-b0.dts
+++ b/arch/arm64/boot/dts/amd/amd-overdrive-rev-b0.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* DTS file for AMD Seattle Overdrive Development Board
* Note: For Seattle Rev.B0
diff --git a/arch/arm64/boot/dts/amd/amd-overdrive-rev-b1.dts b/arch/arm64/boot/dts/amd/amd-overdrive-rev-b1.dts
index ed5e043f37aa..92cef05c6b74 100644
--- a/arch/arm64/boot/dts/amd/amd-overdrive-rev-b1.dts
+++ b/arch/arm64/boot/dts/amd/amd-overdrive-rev-b1.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* DTS file for AMD Seattle Overdrive Development Board
* Note: For Seattle Rev.B1
diff --git a/arch/arm64/boot/dts/amd/amd-overdrive.dts b/arch/arm64/boot/dts/amd/amd-overdrive.dts
index 128fa942f09e..41b3a6c0993d 100644
--- a/arch/arm64/boot/dts/amd/amd-overdrive.dts
+++ b/arch/arm64/boot/dts/amd/amd-overdrive.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* DTS file for AMD Seattle Overdrive Development Board
*
diff --git a/arch/arm64/boot/dts/amd/amd-seattle-clks.dtsi b/arch/arm64/boot/dts/amd/amd-seattle-clks.dtsi
index f623c46525a6..2dd2c28171ee 100644
--- a/arch/arm64/boot/dts/amd/amd-seattle-clks.dtsi
+++ b/arch/arm64/boot/dts/amd/amd-seattle-clks.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* DTS file for AMD Seattle Clocks
*
diff --git a/arch/arm64/boot/dts/amd/amd-seattle-soc.dtsi b/arch/arm64/boot/dts/amd/amd-seattle-soc.dtsi
index bd3adeac374f..125f4deb52fe 100644
--- a/arch/arm64/boot/dts/amd/amd-seattle-soc.dtsi
+++ b/arch/arm64/boot/dts/amd/amd-seattle-soc.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* DTS file for AMD Seattle SoC
*
diff --git a/arch/arm64/boot/dts/amd/amd-seattle-xgbe-b.dtsi b/arch/arm64/boot/dts/amd/amd-seattle-xgbe-b.dtsi
index 8e8631952497..d97498361ce3 100644
--- a/arch/arm64/boot/dts/amd/amd-seattle-xgbe-b.dtsi
+++ b/arch/arm64/boot/dts/amd/amd-seattle-xgbe-b.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* DTS file for AMD Seattle XGBE (RevB)
*
diff --git a/arch/arm64/boot/dts/amd/husky.dts b/arch/arm64/boot/dts/amd/husky.dts
index 1381d4b2bf1b..7acde34772cb 100644
--- a/arch/arm64/boot/dts/amd/husky.dts
+++ b/arch/arm64/boot/dts/amd/husky.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* DTS file for AMD/Linaro 96Boards Enterprise Edition Server (Husky) Board
* Note: Based-on AMD Seattle Rev.B0
diff --git a/arch/arm64/boot/dts/amlogic/Makefile b/arch/arm64/boot/dts/amlogic/Makefile
index 7a9f48c27b1f..543416b8dff5 100644
--- a/arch/arm64/boot/dts/amlogic/Makefile
+++ b/arch/arm64/boot/dts/amlogic/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_ARCH_MESON) += meson-gxbb-nanopi-k2.dtb
dtb-$(CONFIG_ARCH_MESON) += meson-gxbb-nexbox-a95x.dtb
dtb-$(CONFIG_ARCH_MESON) += meson-gxbb-odroidc2.dtb
diff --git a/arch/arm64/boot/dts/apm/Makefile b/arch/arm64/boot/dts/apm/Makefile
index c75f17a49471..a10fbdb34229 100644
--- a/arch/arm64/boot/dts/apm/Makefile
+++ b/arch/arm64/boot/dts/apm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_ARCH_XGENE) += apm-mustang.dtb
dtb-$(CONFIG_ARCH_XGENE) += apm-merlin.dtb
diff --git a/arch/arm64/boot/dts/arm/Makefile b/arch/arm64/boot/dts/arm/Makefile
index 75cc2aa10101..470378addca4 100644
--- a/arch/arm64/boot/dts/arm/Makefile
+++ b/arch/arm64/boot/dts/arm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_ARCH_VEXPRESS) += foundation-v8.dtb foundation-v8-gicv3.dtb
dtb-$(CONFIG_ARCH_VEXPRESS) += juno.dtb juno-r1.dtb juno-r2.dtb
dtb-$(CONFIG_ARCH_VEXPRESS) += rtsm_ve-aemv8a.dtb
diff --git a/arch/arm64/boot/dts/arm/foundation-v8-gicv3.dts b/arch/arm64/boot/dts/arm/foundation-v8-gicv3.dts
index 35588dfa095c..4825cdbdcf46 100644
--- a/arch/arm64/boot/dts/arm/foundation-v8-gicv3.dts
+++ b/arch/arm64/boot/dts/arm/foundation-v8-gicv3.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ARM Ltd.
*
diff --git a/arch/arm64/boot/dts/arm/foundation-v8.dts b/arch/arm64/boot/dts/arm/foundation-v8.dts
index 71168077312d..8a9136f4ab74 100644
--- a/arch/arm64/boot/dts/arm/foundation-v8.dts
+++ b/arch/arm64/boot/dts/arm/foundation-v8.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ARM Ltd.
*
diff --git a/arch/arm64/boot/dts/arm/foundation-v8.dtsi b/arch/arm64/boot/dts/arm/foundation-v8.dtsi
index 8ecdd4331980..f0b67e439f58 100644
--- a/arch/arm64/boot/dts/arm/foundation-v8.dtsi
+++ b/arch/arm64/boot/dts/arm/foundation-v8.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ARM Ltd.
*
diff --git a/arch/arm64/boot/dts/arm/juno-base.dtsi b/arch/arm64/boot/dts/arm/juno-base.dtsi
index fbafe62d6b22..f165f04db0c9 100644
--- a/arch/arm64/boot/dts/arm/juno-base.dtsi
+++ b/arch/arm64/boot/dts/arm/juno-base.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "juno-clocks.dtsi"
/ {
diff --git a/arch/arm64/boot/dts/arm/juno-cs-r1r2.dtsi b/arch/arm64/boot/dts/arm/juno-cs-r1r2.dtsi
index aa03050dd7df..0c43fb3525eb 100644
--- a/arch/arm64/boot/dts/arm/juno-cs-r1r2.dtsi
+++ b/arch/arm64/boot/dts/arm/juno-cs-r1r2.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
funnel@20130000 { /* cssys1 */
compatible = "arm,coresight-funnel", "arm,primecell";
diff --git a/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts b/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts
index a83ed2c6bbf7..7810632d3438 100644
--- a/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts
+++ b/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ARM Ltd. Fast Models
*
diff --git a/arch/arm64/boot/dts/arm/rtsm_ve-motherboard.dtsi b/arch/arm64/boot/dts/arm/rtsm_ve-motherboard.dtsi
index 528875c75598..e18fe006cc2a 100644
--- a/arch/arm64/boot/dts/arm/rtsm_ve-motherboard.dtsi
+++ b/arch/arm64/boot/dts/arm/rtsm_ve-motherboard.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ARM Ltd. Fast Models
*
diff --git a/arch/arm64/boot/dts/arm/vexpress-v2f-1xv7-ca53x2.dts b/arch/arm64/boot/dts/arm/vexpress-v2f-1xv7-ca53x2.dts
index e3a171162bb4..2cb604957808 100644
--- a/arch/arm64/boot/dts/arm/vexpress-v2f-1xv7-ca53x2.dts
+++ b/arch/arm64/boot/dts/arm/vexpress-v2f-1xv7-ca53x2.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ARM Ltd. Versatile Express
*
diff --git a/arch/arm64/boot/dts/broadcom/Makefile b/arch/arm64/boot/dts/broadcom/Makefile
index 3eaef3895d66..3df2db7f8878 100644
--- a/arch/arm64/boot/dts/broadcom/Makefile
+++ b/arch/arm64/boot/dts/broadcom/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_ARCH_BCM2835) += bcm2837-rpi-3-b.dtb
dts-dirs += northstar2
diff --git a/arch/arm64/boot/dts/broadcom/bcm2837-rpi-3-b.dts b/arch/arm64/boot/dts/broadcom/bcm2837-rpi-3-b.dts
index 699d340a3437..89b78d6c19bf 100644
--- a/arch/arm64/boot/dts/broadcom/bcm2837-rpi-3-b.dts
+++ b/arch/arm64/boot/dts/broadcom/bcm2837-rpi-3-b.dts
@@ -1 +1,2 @@
+// SPDX-License-Identifier: GPL-2.0
#include "arm/bcm2837-rpi-3-b.dts"
diff --git a/arch/arm64/boot/dts/broadcom/stingray/Makefile b/arch/arm64/boot/dts/broadcom/stingray/Makefile
index f70028edad63..04bb302f3233 100644
--- a/arch/arm64/boot/dts/broadcom/stingray/Makefile
+++ b/arch/arm64/boot/dts/broadcom/stingray/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_ARCH_BCM_IPROC) += bcm958742k.dtb
dtb-$(CONFIG_ARCH_BCM_IPROC) += bcm958742t.dtb
diff --git a/arch/arm64/boot/dts/cavium/Makefile b/arch/arm64/boot/dts/cavium/Makefile
index 581b2c1c400a..9f68c277302b 100644
--- a/arch/arm64/boot/dts/cavium/Makefile
+++ b/arch/arm64/boot/dts/cavium/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_ARCH_THUNDER) += thunder-88xx.dtb
dtb-$(CONFIG_ARCH_THUNDER2) += thunder2-99xx.dtb
diff --git a/arch/arm64/boot/dts/exynos/Makefile b/arch/arm64/boot/dts/exynos/Makefile
index 7ddea53769a7..6914b2cbd397 100644
--- a/arch/arm64/boot/dts/exynos/Makefile
+++ b/arch/arm64/boot/dts/exynos/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_ARCH_EXYNOS) += \
exynos5433-tm2.dtb \
exynos5433-tm2e.dtb \
diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
index 72c4b525726f..dc02e82aba7c 100644
--- a/arch/arm64/boot/dts/freescale/Makefile
+++ b/arch/arm64/boot/dts/freescale/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1012a-frdm.dtb
dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1012a-qds.dtb
dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1012a-rdb.dtb
diff --git a/arch/arm64/boot/dts/hisilicon/Makefile b/arch/arm64/boot/dts/hisilicon/Makefile
index 8960ecafd37d..521ed484a5d1 100644
--- a/arch/arm64/boot/dts/hisilicon/Makefile
+++ b/arch/arm64/boot/dts/hisilicon/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_ARCH_HISI) += hi3660-hikey960.dtb
dtb-$(CONFIG_ARCH_HISI) += hi3798cv200-poplar.dtb
dtb-$(CONFIG_ARCH_HISI) += hi6220-hikey.dtb
diff --git a/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts b/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts
index fd4705c451e2..e9f87cb61ade 100644
--- a/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts
+++ b/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* dts file for Hisilicon HiKey960 Development Board
*
diff --git a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi
index b7a90d632959..13ae69f5a327 100644
--- a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi
+++ b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* dts file for Hisilicon Hi3660 SoC
*
diff --git a/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts b/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
index 2b526304ed27..3aee6123d161 100644
--- a/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
+++ b/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* dts file for Hisilicon HiKey Development Board
*
diff --git a/arch/arm64/boot/dts/hisilicon/hi6220.dtsi b/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
index 02a3aa4b2165..ff1dc89f599e 100644
--- a/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
+++ b/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* dts file for Hisilicon Hi6220 SoC
*
diff --git a/arch/arm64/boot/dts/hisilicon/hikey-pinctrl.dtsi b/arch/arm64/boot/dts/hisilicon/hikey-pinctrl.dtsi
index 0916e8459d6b..e7d22619a4c0 100644
--- a/arch/arm64/boot/dts/hisilicon/hikey-pinctrl.dtsi
+++ b/arch/arm64/boot/dts/hisilicon/hikey-pinctrl.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* pinctrl dts fils for Hislicon HiKey development board
*
diff --git a/arch/arm64/boot/dts/hisilicon/hikey960-pinctrl.dtsi b/arch/arm64/boot/dts/hisilicon/hikey960-pinctrl.dtsi
index 7e542d28dadb..d11efc81958c 100644
--- a/arch/arm64/boot/dts/hisilicon/hikey960-pinctrl.dtsi
+++ b/arch/arm64/boot/dts/hisilicon/hikey960-pinctrl.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* pinctrl dts fils for Hislicon HiKey960 development board
*
diff --git a/arch/arm64/boot/dts/lg/Makefile b/arch/arm64/boot/dts/lg/Makefile
index 5c7b54c12adc..e345b8e58efe 100644
--- a/arch/arm64/boot/dts/lg/Makefile
+++ b/arch/arm64/boot/dts/lg/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_ARCH_LG1K) += lg1312-ref.dtb
dtb-$(CONFIG_ARCH_LG1K) += lg1313-ref.dtb
diff --git a/arch/arm64/boot/dts/lg/lg1312-ref.dts b/arch/arm64/boot/dts/lg/lg1312-ref.dts
index 6d78d6bc7f9c..260a2c5b19e5 100644
--- a/arch/arm64/boot/dts/lg/lg1312-ref.dts
+++ b/arch/arm64/boot/dts/lg/lg1312-ref.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* dts file for lg1312 Reference Board.
*
diff --git a/arch/arm64/boot/dts/lg/lg1312.dtsi b/arch/arm64/boot/dts/lg/lg1312.dtsi
index fbafa24cd533..860c8fb10795 100644
--- a/arch/arm64/boot/dts/lg/lg1312.dtsi
+++ b/arch/arm64/boot/dts/lg/lg1312.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* dts file for lg1312 SoC
*
diff --git a/arch/arm64/boot/dts/lg/lg1313-ref.dts b/arch/arm64/boot/dts/lg/lg1313-ref.dts
index df0ece43cfbf..e89ae853788a 100644
--- a/arch/arm64/boot/dts/lg/lg1313-ref.dts
+++ b/arch/arm64/boot/dts/lg/lg1313-ref.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* dts file for lg1313 Reference Board.
*
diff --git a/arch/arm64/boot/dts/lg/lg1313.dtsi b/arch/arm64/boot/dts/lg/lg1313.dtsi
index e703e1149c75..1887af654a7d 100644
--- a/arch/arm64/boot/dts/lg/lg1313.dtsi
+++ b/arch/arm64/boot/dts/lg/lg1313.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* dts file for lg1313 SoC
*
diff --git a/arch/arm64/boot/dts/marvell/Makefile b/arch/arm64/boot/dts/marvell/Makefile
index 6cff81eeaae2..5633676fa9d0 100644
--- a/arch/arm64/boot/dts/marvell/Makefile
+++ b/arch/arm64/boot/dts/marvell/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Berlin SoC Family
dtb-$(CONFIG_ARCH_BERLIN) += berlin4ct-dmp.dtb
dtb-$(CONFIG_ARCH_BERLIN) += berlin4ct-stb.dtb
diff --git a/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi b/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi
index 8263a8a504a8..f2aa2a81de4d 100644
--- a/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi
+++ b/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi
@@ -336,7 +336,7 @@
/* non-prefetchable memory */
0x82000000 0 0xf6000000 0 0xf6000000 0 0xf00000>;
interrupt-map-mask = <0 0 0 0>;
- interrupt-map = <0 0 0 0 &cpm_icu 0 ICU_GRP_NSR 22 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-map = <0 0 0 0 &cpm_icu ICU_GRP_NSR 22 IRQ_TYPE_LEVEL_HIGH>;
interrupts = <ICU_GRP_NSR 22 IRQ_TYPE_LEVEL_HIGH>;
num-lanes = <1>;
clocks = <&cpm_clk 1 13>;
@@ -362,7 +362,7 @@
/* non-prefetchable memory */
0x82000000 0 0xf7000000 0 0xf7000000 0 0xf00000>;
interrupt-map-mask = <0 0 0 0>;
- interrupt-map = <0 0 0 0 &cpm_icu 0 ICU_GRP_NSR 24 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-map = <0 0 0 0 &cpm_icu ICU_GRP_NSR 24 IRQ_TYPE_LEVEL_HIGH>;
interrupts = <ICU_GRP_NSR 24 IRQ_TYPE_LEVEL_HIGH>;
num-lanes = <1>;
@@ -389,7 +389,7 @@
/* non-prefetchable memory */
0x82000000 0 0xf8000000 0 0xf8000000 0 0xf00000>;
interrupt-map-mask = <0 0 0 0>;
- interrupt-map = <0 0 0 0 &cpm_icu 0 ICU_GRP_NSR 23 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-map = <0 0 0 0 &cpm_icu ICU_GRP_NSR 23 IRQ_TYPE_LEVEL_HIGH>;
interrupts = <ICU_GRP_NSR 23 IRQ_TYPE_LEVEL_HIGH>;
num-lanes = <1>;
diff --git a/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi b/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi
index b71ee6c83668..4fe70323abb3 100644
--- a/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi
+++ b/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi
@@ -335,7 +335,7 @@
/* non-prefetchable memory */
0x82000000 0 0xfa000000 0 0xfa000000 0 0xf00000>;
interrupt-map-mask = <0 0 0 0>;
- interrupt-map = <0 0 0 0 &cps_icu 0 ICU_GRP_NSR 22 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-map = <0 0 0 0 &cps_icu ICU_GRP_NSR 22 IRQ_TYPE_LEVEL_HIGH>;
interrupts = <ICU_GRP_NSR 22 IRQ_TYPE_LEVEL_HIGH>;
num-lanes = <1>;
clocks = <&cps_clk 1 13>;
@@ -361,7 +361,7 @@
/* non-prefetchable memory */
0x82000000 0 0xfb000000 0 0xfb000000 0 0xf00000>;
interrupt-map-mask = <0 0 0 0>;
- interrupt-map = <0 0 0 0 &cps_icu 0 ICU_GRP_NSR 24 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-map = <0 0 0 0 &cps_icu ICU_GRP_NSR 24 IRQ_TYPE_LEVEL_HIGH>;
interrupts = <ICU_GRP_NSR 24 IRQ_TYPE_LEVEL_HIGH>;
num-lanes = <1>;
@@ -388,7 +388,7 @@
/* non-prefetchable memory */
0x82000000 0 0xfc000000 0 0xfc000000 0 0xf00000>;
interrupt-map-mask = <0 0 0 0>;
- interrupt-map = <0 0 0 0 &cps_icu 0 ICU_GRP_NSR 23 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-map = <0 0 0 0 &cps_icu ICU_GRP_NSR 23 IRQ_TYPE_LEVEL_HIGH>;
interrupts = <ICU_GRP_NSR 23 IRQ_TYPE_LEVEL_HIGH>;
num-lanes = <1>;
diff --git a/arch/arm64/boot/dts/mediatek/Makefile b/arch/arm64/boot/dts/mediatek/Makefile
index 151723b5c733..1d05d1824fa9 100644
--- a/arch/arm64/boot/dts/mediatek/Makefile
+++ b/arch/arm64/boot/dts/mediatek/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_ARCH_MEDIATEK) += mt2712-evb.dtb
dtb-$(CONFIG_ARCH_MEDIATEK) += mt6755-evb.dtb
dtb-$(CONFIG_ARCH_MEDIATEK) += mt6795-evb.dtb
diff --git a/arch/arm64/boot/dts/nvidia/Makefile b/arch/arm64/boot/dts/nvidia/Makefile
index 18941458cb4d..6bc0c6ab4b7f 100644
--- a/arch/arm64/boot/dts/nvidia/Makefile
+++ b/arch/arm64/boot/dts/nvidia/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_ARCH_TEGRA_132_SOC) += tegra132-norrin.dtb
dtb-$(CONFIG_ARCH_TEGRA_210_SOC) += tegra210-p2371-0000.dtb
dtb-$(CONFIG_ARCH_TEGRA_210_SOC) += tegra210-p2371-2180.dtb
diff --git a/arch/arm64/boot/dts/nvidia/tegra132-norrin.dts b/arch/arm64/boot/dts/nvidia/tegra132-norrin.dts
index 759af96a6b49..a0385a386a3f 100644
--- a/arch/arm64/boot/dts/nvidia/tegra132-norrin.dts
+++ b/arch/arm64/boot/dts/nvidia/tegra132-norrin.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include <dt-bindings/input/input.h>
diff --git a/arch/arm64/boot/dts/nvidia/tegra132.dtsi b/arch/arm64/boot/dts/nvidia/tegra132.dtsi
index c2f0f2743578..fa5a7c4bc807 100644
--- a/arch/arm64/boot/dts/nvidia/tegra132.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra132.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/clock/tegra124-car.h>
#include <dt-bindings/gpio/tegra-gpio.h>
#include <dt-bindings/memory/tegra124-mc.h>
diff --git a/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts b/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts
index 8daadadec63a..c71d762bf697 100644
--- a/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts
+++ b/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include <dt-bindings/input/linux-event-codes.h>
diff --git a/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi b/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
index cf84d7046ad5..54f418d05e15 100644
--- a/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "tegra186.dtsi"
#include <dt-bindings/mfd/max77620.h>
diff --git a/arch/arm64/boot/dts/nvidia/tegra186.dtsi b/arch/arm64/boot/dts/nvidia/tegra186.dtsi
index 0b0552c9f7dd..a9c3eef6c4e0 100644
--- a/arch/arm64/boot/dts/nvidia/tegra186.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra186.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/clock/tegra186-clock.h>
#include <dt-bindings/gpio/tegra186-gpio.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi b/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi
index 906fb836d241..d10d4430537a 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/mfd/max77620.h>
#include "tegra210.dtsi"
diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2371-0000.dts b/arch/arm64/boot/dts/nvidia/tegra210-p2371-0000.dts
index 1ddd8512e100..21c6d3749bc6 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210-p2371-0000.dts
+++ b/arch/arm64/boot/dts/nvidia/tegra210-p2371-0000.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "tegra210-p2530.dtsi"
diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2371-2180.dts b/arch/arm64/boot/dts/nvidia/tegra210-p2371-2180.dts
index 7cb95e042117..37e3c46e753f 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210-p2371-2180.dts
+++ b/arch/arm64/boot/dts/nvidia/tegra210-p2371-2180.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "tegra210-p2180.dtsi"
diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2530.dtsi b/arch/arm64/boot/dts/nvidia/tegra210-p2530.dtsi
index 0ec92578cacb..be6066ff97c9 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210-p2530.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra210-p2530.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "tegra210.dtsi"
/ {
diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2571.dts b/arch/arm64/boot/dts/nvidia/tegra210-p2571.dts
index 576957a55801..e2a347e57215 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210-p2571.dts
+++ b/arch/arm64/boot/dts/nvidia/tegra210-p2571.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include <dt-bindings/input/input.h>
diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2595.dtsi b/arch/arm64/boot/dts/nvidia/tegra210-p2595.dtsi
index e008e3364d2a..6ae292da7294 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210-p2595.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra210-p2595.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
model = "NVIDIA Tegra210 P2595 I/O board";
compatible = "nvidia,p2595", "nvidia,tegra210";
diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi b/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi
index e5fc67bf46c2..d67ef4319f3b 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/input/input.h>
/ {
diff --git a/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts b/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts
index 7703227f5d1a..43cae4798870 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts
+++ b/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include <dt-bindings/input/input.h>
diff --git a/arch/arm64/boot/dts/nvidia/tegra210.dtsi b/arch/arm64/boot/dts/nvidia/tegra210.dtsi
index 29f471e0f22a..9bdf19f2cca7 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra210.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/clock/tegra210-car.h>
#include <dt-bindings/gpio/tegra-gpio.h>
#include <dt-bindings/memory/tegra210-mc.h>
diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
index ff81d7e5805e..e7b25bee3f1e 100644
--- a/arch/arm64/boot/dts/qcom/Makefile
+++ b/arch/arm64/boot/dts/qcom/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_ARCH_QCOM) += apq8016-sbc.dtb
dtb-$(CONFIG_ARCH_QCOM) += apq8096-db820c.dtb
dtb-$(CONFIG_ARCH_QCOM) += ipq8074-hk01.dtb
diff --git a/arch/arm64/boot/dts/qcom/apq8016-sbc-pmic-pins.dtsi b/arch/arm64/boot/dts/qcom/apq8016-sbc-pmic-pins.dtsi
index 790b7775b901..ec2f0de67993 100644
--- a/arch/arm64/boot/dts/qcom/apq8016-sbc-pmic-pins.dtsi
+++ b/arch/arm64/boot/dts/qcom/apq8016-sbc-pmic-pins.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
#include <dt-bindings/pinctrl/qcom,pmic-mpp.h>
diff --git a/arch/arm64/boot/dts/qcom/apq8016-sbc-soc-pins.dtsi b/arch/arm64/boot/dts/qcom/apq8016-sbc-soc-pins.dtsi
index 185388de914c..21d0822f1ca6 100644
--- a/arch/arm64/boot/dts/qcom/apq8016-sbc-soc-pins.dtsi
+++ b/arch/arm64/boot/dts/qcom/apq8016-sbc-soc-pins.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/gpio/gpio.h>
diff --git a/arch/arm64/boot/dts/qcom/apq8096-db820c-pmic-pins.dtsi b/arch/arm64/boot/dts/qcom/apq8096-db820c-pmic-pins.dtsi
index 8e379782597a..59b29ddfb6e9 100644
--- a/arch/arm64/boot/dts/qcom/apq8096-db820c-pmic-pins.dtsi
+++ b/arch/arm64/boot/dts/qcom/apq8096-db820c-pmic-pins.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
&pm8994_gpios {
diff --git a/arch/arm64/boot/dts/qcom/pm8004.dtsi b/arch/arm64/boot/dts/qcom/pm8004.dtsi
index ef2207afa86b..297b57bfa87a 100644
--- a/arch/arm64/boot/dts/qcom/pm8004.dtsi
+++ b/arch/arm64/boot/dts/qcom/pm8004.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/spmi/spmi.h>
diff --git a/arch/arm64/boot/dts/qcom/pm8916.dtsi b/arch/arm64/boot/dts/qcom/pm8916.dtsi
index 53deebf9f515..0223e60d8b6a 100644
--- a/arch/arm64/boot/dts/qcom/pm8916.dtsi
+++ b/arch/arm64/boot/dts/qcom/pm8916.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/iio/qcom,spmi-vadc.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/spmi/spmi.h>
diff --git a/arch/arm64/boot/dts/qcom/pm8994.dtsi b/arch/arm64/boot/dts/qcom/pm8994.dtsi
index b413e44fd09e..80024c0b1c7c 100644
--- a/arch/arm64/boot/dts/qcom/pm8994.dtsi
+++ b/arch/arm64/boot/dts/qcom/pm8994.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/spmi/spmi.h>
diff --git a/arch/arm64/boot/dts/qcom/pmi8994.dtsi b/arch/arm64/boot/dts/qcom/pmi8994.dtsi
index 57673f92805d..dae1cdc23f54 100644
--- a/arch/arm64/boot/dts/qcom/pmi8994.dtsi
+++ b/arch/arm64/boot/dts/qcom/pmi8994.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/spmi/spmi.h>
diff --git a/arch/arm64/boot/dts/renesas/Makefile b/arch/arm64/boot/dts/renesas/Makefile
index 381928bc1358..d417701640bd 100644
--- a/arch/arm64/boot/dts/renesas/Makefile
+++ b/arch/arm64/boot/dts/renesas/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_ARCH_R8A7795) += r8a7795-salvator-x.dtb r8a7795-h3ulcb.dtb
dtb-$(CONFIG_ARCH_R8A7795) += r8a7795-salvator-xs.dtb
dtb-$(CONFIG_ARCH_R8A7795) += r8a7795-es1-salvator-x.dtb r8a7795-es1-h3ulcb.dtb
diff --git a/arch/arm64/boot/dts/renesas/salvator-common.dtsi b/arch/arm64/boot/dts/renesas/salvator-common.dtsi
index 4786c67b5e65..d9d885006a8e 100644
--- a/arch/arm64/boot/dts/renesas/salvator-common.dtsi
+++ b/arch/arm64/boot/dts/renesas/salvator-common.dtsi
@@ -62,6 +62,7 @@
brightness-levels = <256 128 64 16 8 4 0>;
default-brightness-level = <6>;
+ power-supply = <&reg_12v>;
enable-gpios = <&gpio6 7 GPIO_ACTIVE_HIGH>;
};
@@ -83,6 +84,15 @@
regulator-always-on;
};
+ reg_12v: regulator2 {
+ compatible = "regulator-fixed";
+ regulator-name = "fixed-12V";
+ regulator-min-microvolt = <12000000>;
+ regulator-max-microvolt = <12000000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
rsnd_ak4613: sound {
compatible = "simple-audio-card";
diff --git a/arch/arm64/boot/dts/rockchip/Makefile b/arch/arm64/boot/dts/rockchip/Makefile
index f1c9b13cea5c..84801892ee61 100644
--- a/arch/arm64/boot/dts/rockchip/Makefile
+++ b/arch/arm64/boot/dts/rockchip/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-evb.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-rock64.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3368-evb-act8846.dtb
diff --git a/arch/arm64/boot/dts/rockchip/rk3328.dtsi b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
index 6d615cb6e64d..41d61840fb99 100644
--- a/arch/arm64/boot/dts/rockchip/rk3328.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
@@ -582,7 +582,7 @@
vop_mmu: iommu@ff373f00 {
compatible = "rockchip,iommu";
reg = <0x0 0xff373f00 0x0 0x100>;
- interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH 0>;
+ interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "vop_mmu";
#iommu-cells = <0>;
status = "disabled";
diff --git a/arch/arm64/boot/dts/rockchip/rk3368.dtsi b/arch/arm64/boot/dts/rockchip/rk3368.dtsi
index 19fbaa5e7bdd..1070c8264c13 100644
--- a/arch/arm64/boot/dts/rockchip/rk3368.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3368.dtsi
@@ -740,7 +740,7 @@
iep_mmu: iommu@ff900800 {
compatible = "rockchip,iommu";
reg = <0x0 0xff900800 0x0 0x100>;
- interrupts = <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH 0>;
+ interrupts = <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "iep_mmu";
#iommu-cells = <0>;
status = "disabled";
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts b/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts
index 7fd4bfcaa38e..fef82274a39d 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts
@@ -371,10 +371,10 @@
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1800000>;
- regulator-max-microvolt = <3300000>;
+ regulator-max-microvolt = <3000000>;
regulator-state-mem {
regulator-on-in-suspend;
- regulator-suspend-microvolt = <3300000>;
+ regulator-suspend-microvolt = <3000000>;
};
};
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi
index 53ff3d191a1d..910628d18add 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi
@@ -325,12 +325,12 @@
vcc_sd: LDO_REG4 {
regulator-name = "vcc_sd";
regulator-min-microvolt = <1800000>;
- regulator-max-microvolt = <3300000>;
+ regulator-max-microvolt = <3000000>;
regulator-always-on;
regulator-boot-on;
regulator-state-mem {
regulator-on-in-suspend;
- regulator-suspend-microvolt = <3300000>;
+ regulator-suspend-microvolt = <3000000>;
};
};
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-sapphire.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-sapphire.dtsi
index 6c30bb02210d..0f873c897d0d 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-sapphire.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-sapphire.dtsi
@@ -315,10 +315,10 @@
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1800000>;
- regulator-max-microvolt = <3300000>;
+ regulator-max-microvolt = <3000000>;
regulator-state-mem {
regulator-on-in-suspend;
- regulator-suspend-microvolt = <3300000>;
+ regulator-suspend-microvolt = <3000000>;
};
};
diff --git a/arch/arm64/boot/dts/socionext/Makefile b/arch/arm64/boot/dts/socionext/Makefile
index 4bc091b365fd..72dbe8acd9fd 100644
--- a/arch/arm64/boot/dts/socionext/Makefile
+++ b/arch/arm64/boot/dts/socionext/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_ARCH_UNIPHIER) += \
uniphier-ld11-global.dtb \
uniphier-ld11-ref.dtb \
diff --git a/arch/arm64/boot/dts/socionext/uniphier-ld11.dtsi b/arch/arm64/boot/dts/socionext/uniphier-ld11.dtsi
index ee4aff53a5f5..09c429cb6d61 100644
--- a/arch/arm64/boot/dts/socionext/uniphier-ld11.dtsi
+++ b/arch/arm64/boot/dts/socionext/uniphier-ld11.dtsi
@@ -299,7 +299,8 @@
interrupts = <0 243 4>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usb0>;
- clocks = <&mio_clk 7>, <&mio_clk 8>, <&mio_clk 12>;
+ clocks = <&sys_clk 8>, <&mio_clk 7>, <&mio_clk 8>,
+ <&mio_clk 12>;
resets = <&sys_rst 8>, <&mio_rst 7>, <&mio_rst 8>,
<&mio_rst 12>;
};
@@ -311,7 +312,8 @@
interrupts = <0 244 4>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usb1>;
- clocks = <&mio_clk 7>, <&mio_clk 9>, <&mio_clk 13>;
+ clocks = <&sys_clk 8>, <&mio_clk 7>, <&mio_clk 9>,
+ <&mio_clk 13>;
resets = <&sys_rst 8>, <&mio_rst 7>, <&mio_rst 9>,
<&mio_rst 13>;
};
@@ -323,7 +325,8 @@
interrupts = <0 245 4>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usb2>;
- clocks = <&mio_clk 7>, <&mio_clk 10>, <&mio_clk 14>;
+ clocks = <&sys_clk 8>, <&mio_clk 7>, <&mio_clk 10>,
+ <&mio_clk 14>;
resets = <&sys_rst 8>, <&mio_rst 7>, <&mio_rst 10>,
<&mio_rst 14>;
};
diff --git a/arch/arm64/boot/dts/sprd/Makefile b/arch/arm64/boot/dts/sprd/Makefile
index f0535e6eaaaa..d7188be103c5 100644
--- a/arch/arm64/boot/dts/sprd/Makefile
+++ b/arch/arm64/boot/dts/sprd/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_ARCH_SPRD) += sc9836-openphone.dtb \
sp9860g-1h10.dtb
diff --git a/arch/arm64/crypto/Kconfig b/arch/arm64/crypto/Kconfig
index 7ca54a76f6b9..70c517aa4501 100644
--- a/arch/arm64/crypto/Kconfig
+++ b/arch/arm64/crypto/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menuconfig ARM64_CRYPTO
bool "ARM64 Accelerated Cryptographic Algorithms"
diff --git a/arch/arm64/crypto/aes-ce-setkey.h b/arch/arm64/crypto/aes-ce-setkey.h
index f08a6471d034..fd9ecf07d88c 100644
--- a/arch/arm64/crypto/aes-ce-setkey.h
+++ b/arch/arm64/crypto/aes-ce-setkey.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
int ce_aes_setkey(struct crypto_tfm *tfm, const u8 *in_key,
unsigned int key_len);
diff --git a/arch/arm64/include/asm/alternative.h b/arch/arm64/include/asm/alternative.h
index 6e1cb8c5af4d..4a85c6952a22 100644
--- a/arch/arm64/include/asm/alternative.h
+++ b/arch/arm64/include/asm/alternative.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ALTERNATIVE_H
#define __ASM_ALTERNATIVE_H
diff --git a/arch/arm64/include/asm/asm-uaccess.h b/arch/arm64/include/asm/asm-uaccess.h
index ecd9788cd298..b3da6c886835 100644
--- a/arch/arm64/include/asm/asm-uaccess.h
+++ b/arch/arm64/include/asm/asm-uaccess.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ASM_UACCESS_H
#define __ASM_ASM_UACCESS_H
diff --git a/arch/arm64/include/asm/bitrev.h b/arch/arm64/include/asm/bitrev.h
index a5a0c3660137..6faf9fba8c65 100644
--- a/arch/arm64/include/asm/bitrev.h
+++ b/arch/arm64/include/asm/bitrev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_BITREV_H
#define __ASM_BITREV_H
static __always_inline __attribute_const__ u32 __arch_bitrev32(u32 x)
diff --git a/arch/arm64/include/asm/boot.h b/arch/arm64/include/asm/boot.h
index ebf2481889c3..355e552a9175 100644
--- a/arch/arm64/include/asm/boot.h
+++ b/arch/arm64/include/asm/boot.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_BOOT_H
#define __ASM_BOOT_H
diff --git a/arch/arm64/include/asm/clocksource.h b/arch/arm64/include/asm/clocksource.h
index 0b350a7e26f3..0ece64a26c8c 100644
--- a/arch/arm64/include/asm/clocksource.h
+++ b/arch/arm64/include/asm/clocksource.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CLOCKSOURCE_H
#define _ASM_CLOCKSOURCE_H
diff --git a/arch/arm64/include/asm/cpuidle.h b/arch/arm64/include/asm/cpuidle.h
index 0f74f05d662a..3c5ddb429ea2 100644
--- a/arch/arm64/include/asm/cpuidle.h
+++ b/arch/arm64/include/asm/cpuidle.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_CPUIDLE_H
#define __ASM_CPUIDLE_H
diff --git a/arch/arm64/include/asm/current.h b/arch/arm64/include/asm/current.h
index f6580d4afb0e..54ceae0874c7 100644
--- a/arch/arm64/include/asm/current.h
+++ b/arch/arm64/include/asm/current.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_CURRENT_H
#define __ASM_CURRENT_H
diff --git a/arch/arm64/include/asm/efi.h b/arch/arm64/include/asm/efi.h
index b93904b16fc2..650344d01124 100644
--- a/arch/arm64/include/asm/efi.h
+++ b/arch/arm64/include/asm/efi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_EFI_H
#define _ASM_EFI_H
diff --git a/arch/arm64/include/asm/extable.h b/arch/arm64/include/asm/extable.h
index 42f50f15a44c..56a4f68b262e 100644
--- a/arch/arm64/include/asm/extable.h
+++ b/arch/arm64/include/asm/extable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_EXTABLE_H
#define __ASM_EXTABLE_H
diff --git a/arch/arm64/include/asm/hypervisor.h b/arch/arm64/include/asm/hypervisor.h
index d2c79049ff11..f9cc1d021791 100644
--- a/arch/arm64/include/asm/hypervisor.h
+++ b/arch/arm64/include/asm/hypervisor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ARM64_HYPERVISOR_H
#define _ASM_ARM64_HYPERVISOR_H
diff --git a/arch/arm64/include/asm/irq.h b/arch/arm64/include/asm/irq.h
index 5e6f77239064..a0fee6985e6a 100644
--- a/arch/arm64/include/asm/irq.h
+++ b/arch/arm64/include/asm/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_IRQ_H
#define __ASM_IRQ_H
diff --git a/arch/arm64/include/asm/irq_work.h b/arch/arm64/include/asm/irq_work.h
index 8e24ef3f7c82..8a1ef1907760 100644
--- a/arch/arm64/include/asm/irq_work.h
+++ b/arch/arm64/include/asm/irq_work.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_IRQ_WORK_H
#define __ASM_IRQ_WORK_H
diff --git a/arch/arm64/include/asm/kasan.h b/arch/arm64/include/asm/kasan.h
index 71ad0f93eb71..e266f80e45b7 100644
--- a/arch/arm64/include/asm/kasan.h
+++ b/arch/arm64/include/asm/kasan.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_KASAN_H
#define __ASM_KASAN_H
diff --git a/arch/arm64/include/asm/lse.h b/arch/arm64/include/asm/lse.h
index 606b20910a5c..eec95768eaad 100644
--- a/arch/arm64/include/asm/lse.h
+++ b/arch/arm64/include/asm/lse.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_LSE_H
#define __ASM_LSE_H
diff --git a/arch/arm64/include/asm/mmzone.h b/arch/arm64/include/asm/mmzone.h
index a0de9e6ba73f..fa17e01d9ab2 100644
--- a/arch/arm64/include/asm/mmzone.h
+++ b/arch/arm64/include/asm/mmzone.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MMZONE_H
#define __ASM_MMZONE_H
diff --git a/arch/arm64/include/asm/numa.h b/arch/arm64/include/asm/numa.h
index ef7b23863a7c..01bc46d5b43a 100644
--- a/arch/arm64/include/asm/numa.h
+++ b/arch/arm64/include/asm/numa.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_NUMA_H
#define __ASM_NUMA_H
diff --git a/arch/arm64/include/asm/paravirt.h b/arch/arm64/include/asm/paravirt.h
index fd5f42886251..bb5dcea42003 100644
--- a/arch/arm64/include/asm/paravirt.h
+++ b/arch/arm64/include/asm/paravirt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ARM64_PARAVIRT_H
#define _ASM_ARM64_PARAVIRT_H
diff --git a/arch/arm64/include/asm/pci.h b/arch/arm64/include/asm/pci.h
index 1fc19744ffe9..8747f7c5e0e7 100644
--- a/arch/arm64/include/asm/pci.h
+++ b/arch/arm64/include/asm/pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_PCI_H
#define __ASM_PCI_H
#ifdef __KERNEL__
diff --git a/arch/arm64/include/asm/stack_pointer.h b/arch/arm64/include/asm/stack_pointer.h
index ffcdf742cddf..8e57c96ad45e 100644
--- a/arch/arm64/include/asm/stack_pointer.h
+++ b/arch/arm64/include/asm/stack_pointer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_STACK_POINTER_H
#define __ASM_STACK_POINTER_H
diff --git a/arch/arm64/include/asm/stackprotector.h b/arch/arm64/include/asm/stackprotector.h
index b86a0865ddf1..58d15be11c4d 100644
--- a/arch/arm64/include/asm/stackprotector.h
+++ b/arch/arm64/include/asm/stackprotector.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* GCC stack protector support.
*
diff --git a/arch/arm64/include/asm/suspend.h b/arch/arm64/include/asm/suspend.h
index de5600f40adf..8939c87c4dce 100644
--- a/arch/arm64/include/asm/suspend.h
+++ b/arch/arm64/include/asm/suspend.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SUSPEND_H
#define __ASM_SUSPEND_H
diff --git a/arch/arm64/include/asm/sync_bitops.h b/arch/arm64/include/asm/sync_bitops.h
index 8da0bf4f7659..eee31a9f72a5 100644
--- a/arch/arm64/include/asm/sync_bitops.h
+++ b/arch/arm64/include/asm/sync_bitops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SYNC_BITOPS_H__
#define __ASM_SYNC_BITOPS_H__
diff --git a/arch/arm64/include/asm/topology.h b/arch/arm64/include/asm/topology.h
index 8b57339823e9..b3202284568b 100644
--- a/arch/arm64/include/asm/topology.h
+++ b/arch/arm64/include/asm/topology.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_TOPOLOGY_H
#define __ASM_TOPOLOGY_H
diff --git a/arch/arm64/include/asm/xen/events.h b/arch/arm64/include/asm/xen/events.h
index 4318866d053c..4e22b7a8c038 100644
--- a/arch/arm64/include/asm/xen/events.h
+++ b/arch/arm64/include/asm/xen/events.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ARM64_XEN_EVENTS_H
#define _ASM_ARM64_XEN_EVENTS_H
diff --git a/arch/arm64/include/asm/xen/xen-ops.h b/arch/arm64/include/asm/xen/xen-ops.h
index ec154e719b11..e6e784051932 100644
--- a/arch/arm64/include/asm/xen/xen-ops.h
+++ b/arch/arm64/include/asm/xen/xen-ops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_XEN_OPS_H
#define _ASM_XEN_OPS_H
diff --git a/arch/arm64/include/uapi/asm/Kbuild b/arch/arm64/include/uapi/asm/Kbuild
index fc28bd95c6d3..198afbf0688f 100644
--- a/arch/arm64/include/uapi/asm/Kbuild
+++ b/arch/arm64/include/uapi/asm/Kbuild
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# UAPI Header export list
include include/uapi/asm-generic/Kbuild.asm
diff --git a/arch/arm64/include/uapi/asm/auxvec.h b/arch/arm64/include/uapi/asm/auxvec.h
index 4cf0c17787a8..ec0a86d484e1 100644
--- a/arch/arm64/include/uapi/asm/auxvec.h
+++ b/arch/arm64/include/uapi/asm/auxvec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2012 ARM Ltd.
*
diff --git a/arch/arm64/include/uapi/asm/bitsperlong.h b/arch/arm64/include/uapi/asm/bitsperlong.h
index fce9c2924fa3..485d60bee26c 100644
--- a/arch/arm64/include/uapi/asm/bitsperlong.h
+++ b/arch/arm64/include/uapi/asm/bitsperlong.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2012 ARM Ltd.
*
diff --git a/arch/arm64/include/uapi/asm/byteorder.h b/arch/arm64/include/uapi/asm/byteorder.h
index dc19e9537f0d..ca9cfdab33fc 100644
--- a/arch/arm64/include/uapi/asm/byteorder.h
+++ b/arch/arm64/include/uapi/asm/byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2012 ARM Ltd.
*
diff --git a/arch/arm64/include/uapi/asm/fcntl.h b/arch/arm64/include/uapi/asm/fcntl.h
index cd2e630c235e..f8db34f2622d 100644
--- a/arch/arm64/include/uapi/asm/fcntl.h
+++ b/arch/arm64/include/uapi/asm/fcntl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2012 ARM Ltd.
*
diff --git a/arch/arm64/include/uapi/asm/hwcap.h b/arch/arm64/include/uapi/asm/hwcap.h
index 4b9344cba83a..b3fdeee739ea 100644
--- a/arch/arm64/include/uapi/asm/hwcap.h
+++ b/arch/arm64/include/uapi/asm/hwcap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2012 ARM Ltd.
*
diff --git a/arch/arm64/include/uapi/asm/kvm.h b/arch/arm64/include/uapi/asm/kvm.h
index 9f3ca24bbcc6..51149ec75fe4 100644
--- a/arch/arm64/include/uapi/asm/kvm.h
+++ b/arch/arm64/include/uapi/asm/kvm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2012,2013 - ARM Ltd
* Author: Marc Zyngier <marc.zyngier@arm.com>
diff --git a/arch/arm64/include/uapi/asm/param.h b/arch/arm64/include/uapi/asm/param.h
index 8e3a281d448a..b115c5557781 100644
--- a/arch/arm64/include/uapi/asm/param.h
+++ b/arch/arm64/include/uapi/asm/param.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2012 ARM Ltd.
*
diff --git a/arch/arm64/include/uapi/asm/perf_regs.h b/arch/arm64/include/uapi/asm/perf_regs.h
index 172b8317ee49..d54daafa89e3 100644
--- a/arch/arm64/include/uapi/asm/perf_regs.h
+++ b/arch/arm64/include/uapi/asm/perf_regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_ARM64_PERF_REGS_H
#define _ASM_ARM64_PERF_REGS_H
diff --git a/arch/arm64/include/uapi/asm/posix_types.h b/arch/arm64/include/uapi/asm/posix_types.h
index 7985ff60ca3f..b1c2e0df92dc 100644
--- a/arch/arm64/include/uapi/asm/posix_types.h
+++ b/arch/arm64/include/uapi/asm/posix_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_POSIX_TYPES_H
#define __ASM_POSIX_TYPES_H
diff --git a/arch/arm64/include/uapi/asm/ptrace.h b/arch/arm64/include/uapi/asm/ptrace.h
index d1ff83dfe5de..67d4c33974e8 100644
--- a/arch/arm64/include/uapi/asm/ptrace.h
+++ b/arch/arm64/include/uapi/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Based on arch/arm/include/asm/ptrace.h
*
diff --git a/arch/arm64/include/uapi/asm/setup.h b/arch/arm64/include/uapi/asm/setup.h
index 9cf2e46fbbdf..5d703888f351 100644
--- a/arch/arm64/include/uapi/asm/setup.h
+++ b/arch/arm64/include/uapi/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Based on arch/arm/include/asm/setup.h
*
diff --git a/arch/arm64/include/uapi/asm/sigcontext.h b/arch/arm64/include/uapi/asm/sigcontext.h
index f0a76b9fcd6e..f6cc3061b1ae 100644
--- a/arch/arm64/include/uapi/asm/sigcontext.h
+++ b/arch/arm64/include/uapi/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2012 ARM Ltd.
*
diff --git a/arch/arm64/include/uapi/asm/siginfo.h b/arch/arm64/include/uapi/asm/siginfo.h
index 5a74a0853db0..574d12f86039 100644
--- a/arch/arm64/include/uapi/asm/siginfo.h
+++ b/arch/arm64/include/uapi/asm/siginfo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2012 ARM Ltd.
*
diff --git a/arch/arm64/include/uapi/asm/signal.h b/arch/arm64/include/uapi/asm/signal.h
index 991bf5db2ca1..bdf0cfb046c9 100644
--- a/arch/arm64/include/uapi/asm/signal.h
+++ b/arch/arm64/include/uapi/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2012 ARM Ltd.
*
diff --git a/arch/arm64/include/uapi/asm/stat.h b/arch/arm64/include/uapi/asm/stat.h
index eeb702e5074a..313325fa22fa 100644
--- a/arch/arm64/include/uapi/asm/stat.h
+++ b/arch/arm64/include/uapi/asm/stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2012 ARM Ltd.
*
diff --git a/arch/arm64/include/uapi/asm/statfs.h b/arch/arm64/include/uapi/asm/statfs.h
index 6f6219050978..615357b6ba89 100644
--- a/arch/arm64/include/uapi/asm/statfs.h
+++ b/arch/arm64/include/uapi/asm/statfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2012 ARM Ltd.
*
diff --git a/arch/arm64/include/uapi/asm/ucontext.h b/arch/arm64/include/uapi/asm/ucontext.h
index 791de8e89e35..ee02721a704d 100644
--- a/arch/arm64/include/uapi/asm/ucontext.h
+++ b/arch/arm64/include/uapi/asm/ucontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2012 ARM Ltd.
*
diff --git a/arch/arm64/include/uapi/asm/unistd.h b/arch/arm64/include/uapi/asm/unistd.h
index 043d17a21342..5072cbd15c82 100644
--- a/arch/arm64/include/uapi/asm/unistd.h
+++ b/arch/arm64/include/uapi/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2012 ARM Ltd.
*
diff --git a/arch/arm64/kernel/Makefile b/arch/arm64/kernel/Makefile
index f2b4e816b6de..0029e13adb59 100644
--- a/arch/arm64/kernel/Makefile
+++ b/arch/arm64/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/arm64/kernel/acpi_numa.c b/arch/arm64/kernel/acpi_numa.c
index f01fab637dab..d190a7b231bf 100644
--- a/arch/arm64/kernel/acpi_numa.c
+++ b/arch/arm64/kernel/acpi_numa.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ACPI 5.1 based NUMA setup for ARM64
* Lots of code was borrowed from arch/x86/mm/srat.c
diff --git a/arch/arm64/kernel/perf_regs.c b/arch/arm64/kernel/perf_regs.c
index bd1b74c2436f..1d091d048d04 100644
--- a/arch/arm64/kernel/perf_regs.c
+++ b/arch/arm64/kernel/perf_regs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/perf_event.h>
diff --git a/arch/arm64/kernel/probes/Makefile b/arch/arm64/kernel/probes/Makefile
index 89b6df613dde..8e4be92e25b1 100644
--- a/arch/arm64/kernel/probes/Makefile
+++ b/arch/arm64/kernel/probes/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_KPROBES) += kprobes.o decode-insn.o \
kprobes_trampoline.o \
simulate-insn.o
diff --git a/arch/arm64/kernel/probes/kprobes_trampoline.S b/arch/arm64/kernel/probes/kprobes_trampoline.S
index 5d6e7f14638c..45dce03aaeaf 100644
--- a/arch/arm64/kernel/probes/kprobes_trampoline.S
+++ b/arch/arm64/kernel/probes/kprobes_trampoline.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* trampoline entry and return code for kretprobes.
*/
diff --git a/arch/arm64/kernel/sleep.S b/arch/arm64/kernel/sleep.S
index df67652e46f0..10dd16d7902d 100644
--- a/arch/arm64/kernel/sleep.S
+++ b/arch/arm64/kernel/sleep.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/errno.h>
#include <linux/linkage.h>
#include <asm/asm-offsets.h>
diff --git a/arch/arm64/kernel/suspend.c b/arch/arm64/kernel/suspend.c
index 1e3be9064cfa..77cd655e6eb7 100644
--- a/arch/arm64/kernel/suspend.c
+++ b/arch/arm64/kernel/suspend.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ftrace.h>
#include <linux/percpu.h>
#include <linux/slab.h>
diff --git a/arch/arm64/kernel/trace-events-emulation.h b/arch/arm64/kernel/trace-events-emulation.h
index ae1dd598ea65..6c40f58b844a 100644
--- a/arch/arm64/kernel/trace-events-emulation.h
+++ b/arch/arm64/kernel/trace-events-emulation.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM emulation
diff --git a/arch/arm64/kernel/traps.c b/arch/arm64/kernel/traps.c
index 5ea4b85aee0e..8383af15a759 100644
--- a/arch/arm64/kernel/traps.c
+++ b/arch/arm64/kernel/traps.c
@@ -118,7 +118,7 @@ static void __dump_instr(const char *lvl, struct pt_regs *regs)
for (i = -4; i < 1; i++) {
unsigned int val, bad;
- bad = __get_user(val, &((u32 *)addr)[i]);
+ bad = get_user(val, &((u32 *)addr)[i]);
if (!bad)
p += sprintf(p, i == 0 ? "(%08x) " : "%08x ", val);
diff --git a/arch/arm64/kernel/vdso/Makefile b/arch/arm64/kernel/vdso/Makefile
index 62c84f7cb01b..b215c712d897 100644
--- a/arch/arm64/kernel/vdso/Makefile
+++ b/arch/arm64/kernel/vdso/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Building a vDSO image for AArch64.
#
diff --git a/arch/arm64/kernel/vdso/gen_vdso_offsets.sh b/arch/arm64/kernel/vdso/gen_vdso_offsets.sh
index 01924ff071ad..0664acaf61ff 100755
--- a/arch/arm64/kernel/vdso/gen_vdso_offsets.sh
+++ b/arch/arm64/kernel/vdso/gen_vdso_offsets.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
#
# Match symbols in the DSO that look like VDSO_*; produce a header file
diff --git a/arch/arm64/kernel/vmlinux.lds.S b/arch/arm64/kernel/vmlinux.lds.S
index fe56c268a7d9..7da3e5c366a0 100644
--- a/arch/arm64/kernel/vmlinux.lds.S
+++ b/arch/arm64/kernel/vmlinux.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ld script to make ARM Linux kernel
* taken from the i386 version by Russell King
diff --git a/arch/arm64/kvm/Kconfig b/arch/arm64/kvm/Kconfig
index 52cb7ad9b2fd..13f81f971390 100644
--- a/arch/arm64/kvm/Kconfig
+++ b/arch/arm64/kvm/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# KVM configuration
#
diff --git a/arch/arm64/kvm/Makefile b/arch/arm64/kvm/Makefile
index 5d9810086c25..861acbbac385 100644
--- a/arch/arm64/kvm/Makefile
+++ b/arch/arm64/kvm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for Kernel-based Virtual Machine module
#
diff --git a/arch/arm64/kvm/hyp/Makefile b/arch/arm64/kvm/hyp/Makefile
index 14c4e3b14bcb..f04400d494b7 100644
--- a/arch/arm64/kvm/hyp/Makefile
+++ b/arch/arm64/kvm/hyp/Makefile
@@ -1,8 +1,9 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for Kernel-based Virtual Machine module, HYP part
#
-ccflags-y += -fno-stack-protector
+ccflags-y += -fno-stack-protector -DDISABLE_BRANCH_PROFILING
KVM=../../../../virt/kvm
diff --git a/arch/arm64/kvm/inject_fault.c b/arch/arm64/kvm/inject_fault.c
index da6a8cfa54a0..3556715a774e 100644
--- a/arch/arm64/kvm/inject_fault.c
+++ b/arch/arm64/kvm/inject_fault.c
@@ -33,12 +33,26 @@
#define LOWER_EL_AArch64_VECTOR 0x400
#define LOWER_EL_AArch32_VECTOR 0x600
+/*
+ * Table taken from ARMv8 ARM DDI0487B-B, table G1-10.
+ */
+static const u8 return_offsets[8][2] = {
+ [0] = { 0, 0 }, /* Reset, unused */
+ [1] = { 4, 2 }, /* Undefined */
+ [2] = { 0, 0 }, /* SVC, unused */
+ [3] = { 4, 4 }, /* Prefetch abort */
+ [4] = { 8, 8 }, /* Data abort */
+ [5] = { 0, 0 }, /* HVC, unused */
+ [6] = { 4, 4 }, /* IRQ, unused */
+ [7] = { 4, 4 }, /* FIQ, unused */
+};
+
static void prepare_fault32(struct kvm_vcpu *vcpu, u32 mode, u32 vect_offset)
{
unsigned long cpsr;
unsigned long new_spsr_value = *vcpu_cpsr(vcpu);
bool is_thumb = (new_spsr_value & COMPAT_PSR_T_BIT);
- u32 return_offset = (is_thumb) ? 4 : 0;
+ u32 return_offset = return_offsets[vect_offset >> 2][is_thumb];
u32 sctlr = vcpu_cp15(vcpu, c1_SCTLR);
cpsr = mode | COMPAT_PSR_I_BIT;
diff --git a/arch/arm64/kvm/trace.h b/arch/arm64/kvm/trace.h
index 5188c7007169..3b82fb1ddd09 100644
--- a/arch/arm64/kvm/trace.h
+++ b/arch/arm64/kvm/trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#if !defined(_TRACE_ARM64_KVM_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_ARM64_KVM_H
diff --git a/arch/arm64/lib/Makefile b/arch/arm64/lib/Makefile
index a0abc142c92b..9a8cb96555d6 100644
--- a/arch/arm64/lib/Makefile
+++ b/arch/arm64/lib/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
lib-y := bitops.o clear_user.o delay.o copy_from_user.o \
copy_to_user.o copy_in_user.o copy_page.o \
clear_page.o memchr.o memcpy.o memmove.o memset.o \
diff --git a/arch/arm64/mm/Makefile b/arch/arm64/mm/Makefile
index 9b0ba191e48e..849c1df3d214 100644
--- a/arch/arm64/mm/Makefile
+++ b/arch/arm64/mm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y := dma-mapping.o extable.o fault.o init.o \
cache.o copypage.o flush.o \
ioremap.o mmap.o pgd.o mmu.o \
diff --git a/arch/arm64/mm/extable.c b/arch/arm64/mm/extable.c
index c9f118cd812b..81e694af5f8c 100644
--- a/arch/arm64/mm/extable.c
+++ b/arch/arm64/mm/extable.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Based on arch/arm/mm/extable.c
*/
diff --git a/arch/arm64/mm/physaddr.c b/arch/arm64/mm/physaddr.c
index 91371daf397c..67a9ba9eaa96 100644
--- a/arch/arm64/mm/physaddr.c
+++ b/arch/arm64/mm/physaddr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/bug.h>
#include <linux/export.h>
#include <linux/types.h>
diff --git a/arch/arm64/mm/ptdump_debugfs.c b/arch/arm64/mm/ptdump_debugfs.c
index eee4d864350c..02b18f8b2905 100644
--- a/arch/arm64/mm/ptdump_debugfs.c
+++ b/arch/arm64/mm/ptdump_debugfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/debugfs.h>
#include <linux/seq_file.h>
diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig
index 89bdb8264305..af5369422032 100644
--- a/arch/blackfin/Kconfig
+++ b/arch/blackfin/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config MMU
def_bool n
diff --git a/arch/blackfin/Kconfig.debug b/arch/blackfin/Kconfig.debug
index f3337ee03621..4ddd1b73ee3e 100644
--- a/arch/blackfin/Kconfig.debug
+++ b/arch/blackfin/Kconfig.debug
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Kernel hacking"
source "lib/Kconfig.debug"
diff --git a/arch/blackfin/include/asm/clkdev.h b/arch/blackfin/include/asm/clkdev.h
index 7ac2436856a5..ded0209348c7 100644
--- a/arch/blackfin/include/asm/clkdev.h
+++ b/arch/blackfin/include/asm/clkdev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_CLKDEV__H_
#define __ASM_CLKDEV__H_
diff --git a/arch/blackfin/include/asm/pci.h b/arch/blackfin/include/asm/pci.h
index 11ea1cb35036..e6458ddbaf7e 100644
--- a/arch/blackfin/include/asm/pci.h
+++ b/arch/blackfin/include/asm/pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Changed from asm-m68k version, Lineo Inc. May 2001 */
#ifndef _ASM_BFIN_PCI_H
diff --git a/arch/blackfin/include/asm/rwlock.h b/arch/blackfin/include/asm/rwlock.h
index 4a724b378971..98ebc07cb283 100644
--- a/arch/blackfin/include/asm/rwlock.h
+++ b/arch/blackfin/include/asm/rwlock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_BLACKFIN_RWLOCK_H
#define _ASM_BLACKFIN_RWLOCK_H
diff --git a/arch/blackfin/include/mach-common/ports-a.h b/arch/blackfin/include/mach-common/ports-a.h
index 9f78a761c40a..71bcd74f83fd 100644
--- a/arch/blackfin/include/mach-common/ports-a.h
+++ b/arch/blackfin/include/mach-common/ports-a.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Port A Masks
*/
diff --git a/arch/blackfin/include/mach-common/ports-b.h b/arch/blackfin/include/mach-common/ports-b.h
index b81702f09ec6..8013cc8e839b 100644
--- a/arch/blackfin/include/mach-common/ports-b.h
+++ b/arch/blackfin/include/mach-common/ports-b.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Port B Masks
*/
diff --git a/arch/blackfin/include/mach-common/ports-c.h b/arch/blackfin/include/mach-common/ports-c.h
index 3cc665e0ba08..94e71010ffe9 100644
--- a/arch/blackfin/include/mach-common/ports-c.h
+++ b/arch/blackfin/include/mach-common/ports-c.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Port C Masks
*/
diff --git a/arch/blackfin/include/mach-common/ports-d.h b/arch/blackfin/include/mach-common/ports-d.h
index 868c6a01f1b2..ba84a9fb3450 100644
--- a/arch/blackfin/include/mach-common/ports-d.h
+++ b/arch/blackfin/include/mach-common/ports-d.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Port D Masks
*/
diff --git a/arch/blackfin/include/mach-common/ports-e.h b/arch/blackfin/include/mach-common/ports-e.h
index c88b0d0dd443..2264fb58bc2b 100644
--- a/arch/blackfin/include/mach-common/ports-e.h
+++ b/arch/blackfin/include/mach-common/ports-e.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Port E Masks
*/
diff --git a/arch/blackfin/include/mach-common/ports-f.h b/arch/blackfin/include/mach-common/ports-f.h
index d6af20633278..2b8ca3ae2a8e 100644
--- a/arch/blackfin/include/mach-common/ports-f.h
+++ b/arch/blackfin/include/mach-common/ports-f.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Port F Masks
*/
diff --git a/arch/blackfin/include/mach-common/ports-g.h b/arch/blackfin/include/mach-common/ports-g.h
index 09355d333c0e..11ad917fcf91 100644
--- a/arch/blackfin/include/mach-common/ports-g.h
+++ b/arch/blackfin/include/mach-common/ports-g.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Port G Masks
*/
diff --git a/arch/blackfin/include/mach-common/ports-h.h b/arch/blackfin/include/mach-common/ports-h.h
index fa3910c6fbd4..511d088b8094 100644
--- a/arch/blackfin/include/mach-common/ports-h.h
+++ b/arch/blackfin/include/mach-common/ports-h.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Port H Masks
*/
diff --git a/arch/blackfin/include/mach-common/ports-i.h b/arch/blackfin/include/mach-common/ports-i.h
index f176f08af624..21bbab166ae8 100644
--- a/arch/blackfin/include/mach-common/ports-i.h
+++ b/arch/blackfin/include/mach-common/ports-i.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Port I Masks
*/
diff --git a/arch/blackfin/include/mach-common/ports-j.h b/arch/blackfin/include/mach-common/ports-j.h
index 924123ecec5a..96a252b0b0bd 100644
--- a/arch/blackfin/include/mach-common/ports-j.h
+++ b/arch/blackfin/include/mach-common/ports-j.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Port J Masks
*/
diff --git a/arch/blackfin/include/uapi/asm/bfin_sport.h b/arch/blackfin/include/uapi/asm/bfin_sport.h
index c086de87ee61..86c36a208dc5 100644
--- a/arch/blackfin/include/uapi/asm/bfin_sport.h
+++ b/arch/blackfin/include/uapi/asm/bfin_sport.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* bfin_sport.h - interface to Blackfin SPORTs
*
diff --git a/arch/blackfin/include/uapi/asm/byteorder.h b/arch/blackfin/include/uapi/asm/byteorder.h
index 3b125da5dcb2..bcab6670c7fe 100644
--- a/arch/blackfin/include/uapi/asm/byteorder.h
+++ b/arch/blackfin/include/uapi/asm/byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__BFIN_ASM_BYTEORDER_H
#define _UAPI__BFIN_ASM_BYTEORDER_H
diff --git a/arch/blackfin/include/uapi/asm/cachectl.h b/arch/blackfin/include/uapi/asm/cachectl.h
index 4fdab75dee15..b5c86fbbca94 100644
--- a/arch/blackfin/include/uapi/asm/cachectl.h
+++ b/arch/blackfin/include/uapi/asm/cachectl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* based on the mips/cachectl.h
*
diff --git a/arch/blackfin/include/uapi/asm/fcntl.h b/arch/blackfin/include/uapi/asm/fcntl.h
index f51ad9a4f617..0b02954f06c3 100644
--- a/arch/blackfin/include/uapi/asm/fcntl.h
+++ b/arch/blackfin/include/uapi/asm/fcntl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright 2004-2008 Analog Devices Inc.
*
diff --git a/arch/blackfin/include/uapi/asm/fixed_code.h b/arch/blackfin/include/uapi/asm/fixed_code.h
index 3bef1dca379f..707b9214bb26 100644
--- a/arch/blackfin/include/uapi/asm/fixed_code.h
+++ b/arch/blackfin/include/uapi/asm/fixed_code.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* This file defines the fixed addresses where userspace programs
* can find atomic code sequences.
diff --git a/arch/blackfin/include/uapi/asm/ioctls.h b/arch/blackfin/include/uapi/asm/ioctls.h
index 9a41c20fc83d..422fee3e4776 100644
--- a/arch/blackfin/include/uapi/asm/ioctls.h
+++ b/arch/blackfin/include/uapi/asm/ioctls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__ARCH_BFIN_IOCTLS_H__
#define _UAPI__ARCH_BFIN_IOCTLS_H__
diff --git a/arch/blackfin/include/uapi/asm/poll.h b/arch/blackfin/include/uapi/asm/poll.h
index 99c7d6816da0..8b094d43e9b7 100644
--- a/arch/blackfin/include/uapi/asm/poll.h
+++ b/arch/blackfin/include/uapi/asm/poll.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright 2004-2009 Analog Devices Inc.
*
diff --git a/arch/blackfin/include/uapi/asm/posix_types.h b/arch/blackfin/include/uapi/asm/posix_types.h
index 9608ef64dc47..8947c75cf638 100644
--- a/arch/blackfin/include/uapi/asm/posix_types.h
+++ b/arch/blackfin/include/uapi/asm/posix_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright 2004-2009 Analog Devices Inc.
*
diff --git a/arch/blackfin/include/uapi/asm/ptrace.h b/arch/blackfin/include/uapi/asm/ptrace.h
index fd48bd0739d2..e4423d5560da 100644
--- a/arch/blackfin/include/uapi/asm/ptrace.h
+++ b/arch/blackfin/include/uapi/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright 2004-2008 Analog Devices Inc.
*
diff --git a/arch/blackfin/include/uapi/asm/sigcontext.h b/arch/blackfin/include/uapi/asm/sigcontext.h
index b58f12dc27bd..66b4d32af89c 100644
--- a/arch/blackfin/include/uapi/asm/sigcontext.h
+++ b/arch/blackfin/include/uapi/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright 2004-2008 Analog Devices Inc.
*
diff --git a/arch/blackfin/include/uapi/asm/siginfo.h b/arch/blackfin/include/uapi/asm/siginfo.h
index 79dfe3979123..b1db506c8d2e 100644
--- a/arch/blackfin/include/uapi/asm/siginfo.h
+++ b/arch/blackfin/include/uapi/asm/siginfo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright 2004-2008 Analog Devices Inc.
*
diff --git a/arch/blackfin/include/uapi/asm/signal.h b/arch/blackfin/include/uapi/asm/signal.h
index f0a0d8b6663a..f8e3b99ba0a2 100644
--- a/arch/blackfin/include/uapi/asm/signal.h
+++ b/arch/blackfin/include/uapi/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_BLACKFIN_SIGNAL_H
#define _UAPI_BLACKFIN_SIGNAL_H
diff --git a/arch/blackfin/include/uapi/asm/stat.h b/arch/blackfin/include/uapi/asm/stat.h
index d3068a750b94..458959d1a5ec 100644
--- a/arch/blackfin/include/uapi/asm/stat.h
+++ b/arch/blackfin/include/uapi/asm/stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2004-2006 Analog Devices Inc.
*
diff --git a/arch/blackfin/include/uapi/asm/swab.h b/arch/blackfin/include/uapi/asm/swab.h
index f5626b77684a..d3437933b95f 100644
--- a/arch/blackfin/include/uapi/asm/swab.h
+++ b/arch/blackfin/include/uapi/asm/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright 2009 Analog Devices Inc.
*
diff --git a/arch/blackfin/include/uapi/asm/unistd.h b/arch/blackfin/include/uapi/asm/unistd.h
index 0cb9078ef482..2d392c09323c 100644
--- a/arch/blackfin/include/uapi/asm/unistd.h
+++ b/arch/blackfin/include/uapi/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright 2004-2009 Analog Devices Inc.
*
diff --git a/arch/blackfin/kernel/Makefile b/arch/blackfin/kernel/Makefile
index 703dc7cf2ecc..1580791f0e3a 100644
--- a/arch/blackfin/kernel/Makefile
+++ b/arch/blackfin/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# arch/blackfin/kernel/Makefile
#
diff --git a/arch/blackfin/kernel/cplb-nompu/Makefile b/arch/blackfin/kernel/cplb-nompu/Makefile
index 394d0b1b28fe..81baa27bc389 100644
--- a/arch/blackfin/kernel/cplb-nompu/Makefile
+++ b/arch/blackfin/kernel/cplb-nompu/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# arch/blackfin/kernel/cplb-nompu/Makefile
#
diff --git a/arch/blackfin/lib/Makefile b/arch/blackfin/lib/Makefile
index 42c47dc9e12f..74ddde0eb2e7 100644
--- a/arch/blackfin/lib/Makefile
+++ b/arch/blackfin/lib/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# arch/blackfin/lib/Makefile
#
diff --git a/arch/blackfin/mach-bf518/Kconfig b/arch/blackfin/mach-bf518/Kconfig
index bde92a19970e..4731f6b27e47 100644
--- a/arch/blackfin/mach-bf518/Kconfig
+++ b/arch/blackfin/mach-bf518/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config BF51x
def_bool y
depends on (BF512 || BF514 || BF516 || BF518)
diff --git a/arch/blackfin/mach-bf518/boards/Kconfig b/arch/blackfin/mach-bf518/boards/Kconfig
index 252261ec04c4..f7b93b950ef4 100644
--- a/arch/blackfin/mach-bf518/boards/Kconfig
+++ b/arch/blackfin/mach-bf518/boards/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
choice
prompt "System type"
default BFIN518F_EZBRD
diff --git a/arch/blackfin/mach-bf527/Kconfig b/arch/blackfin/mach-bf527/Kconfig
index 0ba54701af0b..6df20f9c7bd4 100644
--- a/arch/blackfin/mach-bf527/Kconfig
+++ b/arch/blackfin/mach-bf527/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config BF52x
def_bool y
depends on (BF522 || BF523 || BF524 || BF525 || BF526 || BF527)
diff --git a/arch/blackfin/mach-bf527/boards/Kconfig b/arch/blackfin/mach-bf527/boards/Kconfig
index 1cc2667c10f1..a76f02fae11c 100644
--- a/arch/blackfin/mach-bf527/boards/Kconfig
+++ b/arch/blackfin/mach-bf527/boards/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
choice
prompt "System type"
default BFIN527_EZKIT
diff --git a/arch/blackfin/mach-bf527/boards/Makefile b/arch/blackfin/mach-bf527/boards/Makefile
index 1d67da9f05ac..6ada1537e20a 100644
--- a/arch/blackfin/mach-bf527/boards/Makefile
+++ b/arch/blackfin/mach-bf527/boards/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# arch/blackfin/mach-bf527/boards/Makefile
#
diff --git a/arch/blackfin/mach-bf533/Kconfig b/arch/blackfin/mach-bf533/Kconfig
index 4c572443147e..4e1a05be7137 100644
--- a/arch/blackfin/mach-bf533/Kconfig
+++ b/arch/blackfin/mach-bf533/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if (BF533 || BF532 || BF531)
source "arch/blackfin/mach-bf533/boards/Kconfig"
diff --git a/arch/blackfin/mach-bf533/boards/Kconfig b/arch/blackfin/mach-bf533/boards/Kconfig
index 8d8b3e7321e6..3fde0df1b5f2 100644
--- a/arch/blackfin/mach-bf533/boards/Kconfig
+++ b/arch/blackfin/mach-bf533/boards/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
choice
prompt "System type"
default BFIN533_STAMP
diff --git a/arch/blackfin/mach-bf533/boards/Makefile b/arch/blackfin/mach-bf533/boards/Makefile
index ff1e832f80d2..35256d2fc040 100644
--- a/arch/blackfin/mach-bf533/boards/Makefile
+++ b/arch/blackfin/mach-bf533/boards/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# arch/blackfin/mach-bf533/boards/Makefile
#
diff --git a/arch/blackfin/mach-bf537/Kconfig b/arch/blackfin/mach-bf537/Kconfig
index 08b2b343ccec..1d69b043afd4 100644
--- a/arch/blackfin/mach-bf537/Kconfig
+++ b/arch/blackfin/mach-bf537/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if (BF537 || BF534 || BF536)
source "arch/blackfin/mach-bf537/boards/Kconfig"
diff --git a/arch/blackfin/mach-bf537/boards/Kconfig b/arch/blackfin/mach-bf537/boards/Kconfig
index a44bf3a1816e..60b7b29e512e 100644
--- a/arch/blackfin/mach-bf537/boards/Kconfig
+++ b/arch/blackfin/mach-bf537/boards/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
choice
prompt "System type"
default BFIN537_STAMP
diff --git a/arch/blackfin/mach-bf537/boards/Makefile b/arch/blackfin/mach-bf537/boards/Makefile
index fe42258fe1f4..47a1acc5f389 100644
--- a/arch/blackfin/mach-bf537/boards/Makefile
+++ b/arch/blackfin/mach-bf537/boards/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# arch/blackfin/mach-bf537/boards/Makefile
#
diff --git a/arch/blackfin/mach-bf538/Kconfig b/arch/blackfin/mach-bf538/Kconfig
index 2d280f504ab0..4aea85e4e5cf 100644
--- a/arch/blackfin/mach-bf538/Kconfig
+++ b/arch/blackfin/mach-bf538/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if (BF538 || BF539)
source "arch/blackfin/mach-bf538/boards/Kconfig"
diff --git a/arch/blackfin/mach-bf538/boards/Kconfig b/arch/blackfin/mach-bf538/boards/Kconfig
index 215249ba58bb..114cff440d43 100644
--- a/arch/blackfin/mach-bf538/boards/Kconfig
+++ b/arch/blackfin/mach-bf538/boards/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
choice
prompt "System type"
default BFIN538_EZKIT
diff --git a/arch/blackfin/mach-bf548/Kconfig b/arch/blackfin/mach-bf548/Kconfig
index 334ec7b12188..71c2a765af1d 100644
--- a/arch/blackfin/mach-bf548/Kconfig
+++ b/arch/blackfin/mach-bf548/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config BF542
def_bool y
depends on BF542_std || BF542M
diff --git a/arch/blackfin/mach-bf548/boards/Kconfig b/arch/blackfin/mach-bf548/boards/Kconfig
index d38e52671853..e8ce579ae8f0 100644
--- a/arch/blackfin/mach-bf548/boards/Kconfig
+++ b/arch/blackfin/mach-bf548/boards/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
choice
prompt "System type"
default BFIN548_EZKIT
diff --git a/arch/blackfin/mach-bf561/Kconfig b/arch/blackfin/mach-bf561/Kconfig
index cb9743641511..059c3cbdb5ec 100644
--- a/arch/blackfin/mach-bf561/Kconfig
+++ b/arch/blackfin/mach-bf561/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if (BF561)
source "arch/blackfin/mach-bf561/boards/Kconfig"
diff --git a/arch/blackfin/mach-bf561/boards/Kconfig b/arch/blackfin/mach-bf561/boards/Kconfig
index 1aa529b9f8bb..10e977b56710 100644
--- a/arch/blackfin/mach-bf561/boards/Kconfig
+++ b/arch/blackfin/mach-bf561/boards/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
choice
prompt "System type"
default BFIN561_EZKIT
diff --git a/arch/blackfin/mach-bf609/Kconfig b/arch/blackfin/mach-bf609/Kconfig
index 6584190faeb8..7d6a8b8926ba 100644
--- a/arch/blackfin/mach-bf609/Kconfig
+++ b/arch/blackfin/mach-bf609/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config BF60x
def_bool y
depends on (BF609)
diff --git a/arch/blackfin/mach-bf609/boards/Kconfig b/arch/blackfin/mach-bf609/boards/Kconfig
index 30e8b6b0d2ed..350154b2a3ee 100644
--- a/arch/blackfin/mach-bf609/boards/Kconfig
+++ b/arch/blackfin/mach-bf609/boards/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
choice
prompt "System type"
default BFIN609_EZKIT
diff --git a/arch/blackfin/mach-bf609/clock.c b/arch/blackfin/mach-bf609/clock.c
index 392a59b9a504..16e0b09e2197 100644
--- a/arch/blackfin/mach-bf609/clock.c
+++ b/arch/blackfin/mach-bf609/clock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/list.h>
diff --git a/arch/blackfin/mach-bf609/dpm.S b/arch/blackfin/mach-bf609/dpm.S
index 54d50c689db1..fcb8f688a8b2 100644
--- a/arch/blackfin/mach-bf609/dpm.S
+++ b/arch/blackfin/mach-bf609/dpm.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/blackfin.h>
#include <asm/dpmc.h>
diff --git a/arch/blackfin/mach-common/Makefile b/arch/blackfin/mach-common/Makefile
index f09979204040..fcef1c8e117f 100644
--- a/arch/blackfin/mach-common/Makefile
+++ b/arch/blackfin/mach-common/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# arch/blackfin/mach-common/Makefile
#
diff --git a/arch/blackfin/mach-common/clock.h b/arch/blackfin/mach-common/clock.h
index 645ff460a1f2..fed851a51aaf 100644
--- a/arch/blackfin/mach-common/clock.h
+++ b/arch/blackfin/mach-common/clock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MACH_COMMON_CLKDEV_H
#define __MACH_COMMON_CLKDEV_H
diff --git a/arch/blackfin/oprofile/Makefile b/arch/blackfin/oprofile/Makefile
index c70af3a01297..e89e1c9f3496 100644
--- a/arch/blackfin/oprofile/Makefile
+++ b/arch/blackfin/oprofile/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# arch/blackfin/oprofile/Makefile
#
diff --git a/arch/c6x/Kconfig b/arch/c6x/Kconfig
index 5aa8ea8bad2d..c6b4dd1418b4 100644
--- a/arch/c6x/Kconfig
+++ b/arch/c6x/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# For a description of the syntax of this configuration file,
# see Documentation/kbuild/kconfig-language.txt.
diff --git a/arch/c6x/boot/Makefile b/arch/c6x/boot/Makefile
index 8734abee548e..842b7b0bfe80 100644
--- a/arch/c6x/boot/Makefile
+++ b/arch/c6x/boot/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for bootable kernel images
#
diff --git a/arch/c6x/boot/dts/Makefile b/arch/c6x/boot/dts/Makefile
index c7528b02d061..7368838c6e71 100644
--- a/arch/c6x/boot/dts/Makefile
+++ b/arch/c6x/boot/dts/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for device trees
#
diff --git a/arch/c6x/boot/dts/tms320c6455.dtsi b/arch/c6x/boot/dts/tms320c6455.dtsi
index a804ec1e018b..0b21cb30343b 100644
--- a/arch/c6x/boot/dts/tms320c6455.dtsi
+++ b/arch/c6x/boot/dts/tms320c6455.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
#address-cells = <1>;
diff --git a/arch/c6x/boot/dts/tms320c6457.dtsi b/arch/c6x/boot/dts/tms320c6457.dtsi
index 35f40709a719..e49f7ae19124 100644
--- a/arch/c6x/boot/dts/tms320c6457.dtsi
+++ b/arch/c6x/boot/dts/tms320c6457.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
#address-cells = <1>;
diff --git a/arch/c6x/boot/dts/tms320c6472.dtsi b/arch/c6x/boot/dts/tms320c6472.dtsi
index b488aaec65c0..9dd4b04e78ef 100644
--- a/arch/c6x/boot/dts/tms320c6472.dtsi
+++ b/arch/c6x/boot/dts/tms320c6472.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
#address-cells = <1>;
diff --git a/arch/c6x/boot/dts/tms320c6474.dtsi b/arch/c6x/boot/dts/tms320c6474.dtsi
index cc601bf348a1..0ef5333629a6 100644
--- a/arch/c6x/boot/dts/tms320c6474.dtsi
+++ b/arch/c6x/boot/dts/tms320c6474.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
#address-cells = <1>;
diff --git a/arch/c6x/boot/dts/tms320c6678.dtsi b/arch/c6x/boot/dts/tms320c6678.dtsi
index 386196e5eae7..da1e3f2bf062 100644
--- a/arch/c6x/boot/dts/tms320c6678.dtsi
+++ b/arch/c6x/boot/dts/tms320c6678.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
#address-cells = <1>;
diff --git a/arch/c6x/include/asm/flat.h b/arch/c6x/include/asm/flat.h
index 6f1feb00bd52..76fd0bb962a3 100644
--- a/arch/c6x/include/asm/flat.h
+++ b/arch/c6x/include/asm/flat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_C6X_FLAT_H
#define __ASM_C6X_FLAT_H
diff --git a/arch/c6x/include/asm/linkage.h b/arch/c6x/include/asm/linkage.h
index 376925c47d57..1ad615da6479 100644
--- a/arch/c6x/include/asm/linkage.h
+++ b/arch/c6x/include/asm/linkage.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_C6X_LINKAGE_H
#define _ASM_C6X_LINKAGE_H
diff --git a/arch/c6x/include/asm/megamod-pic.h b/arch/c6x/include/asm/megamod-pic.h
index eca0a8678034..a0a6d596bf9b 100644
--- a/arch/c6x/include/asm/megamod-pic.h
+++ b/arch/c6x/include/asm/megamod-pic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _C6X_MEGAMOD_PIC_H
#define _C6X_MEGAMOD_PIC_H
diff --git a/arch/c6x/include/asm/page.h b/arch/c6x/include/asm/page.h
index d18e2b0c7aea..70db1e7632bc 100644
--- a/arch/c6x/include/asm/page.h
+++ b/arch/c6x/include/asm/page.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_C6X_PAGE_H
#define _ASM_C6X_PAGE_H
diff --git a/arch/c6x/include/asm/sections.h b/arch/c6x/include/asm/sections.h
index f703989d837a..d6c591ab5b7e 100644
--- a/arch/c6x/include/asm/sections.h
+++ b/arch/c6x/include/asm/sections.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_C6X_SECTIONS_H
#define _ASM_C6X_SECTIONS_H
diff --git a/arch/c6x/include/asm/timer64.h b/arch/c6x/include/asm/timer64.h
index bbe27bb9887e..b850dfef1f79 100644
--- a/arch/c6x/include/asm/timer64.h
+++ b/arch/c6x/include/asm/timer64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _C6X_TIMER64_H
#define _C6X_TIMER64_H
diff --git a/arch/c6x/include/asm/tlb.h b/arch/c6x/include/asm/tlb.h
index 8709e5e29d2d..34525dea1356 100644
--- a/arch/c6x/include/asm/tlb.h
+++ b/arch/c6x/include/asm/tlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_C6X_TLB_H
#define _ASM_C6X_TLB_H
diff --git a/arch/c6x/include/uapi/asm/byteorder.h b/arch/c6x/include/uapi/asm/byteorder.h
index 166038db342b..ab61f867391c 100644
--- a/arch/c6x/include/uapi/asm/byteorder.h
+++ b/arch/c6x/include/uapi/asm/byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_C6X_BYTEORDER_H
#define _ASM_C6X_BYTEORDER_H
diff --git a/arch/c6x/include/uapi/asm/ptrace.h b/arch/c6x/include/uapi/asm/ptrace.h
index cc0a4d99151e..9b51110a0842 100644
--- a/arch/c6x/include/uapi/asm/ptrace.h
+++ b/arch/c6x/include/uapi/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2004, 2006, 2009, 2010 Texas Instruments Incorporated
* Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com)
diff --git a/arch/c6x/include/uapi/asm/setup.h b/arch/c6x/include/uapi/asm/setup.h
index ad9ac97a8dad..e90548cebec3 100644
--- a/arch/c6x/include/uapi/asm/setup.h
+++ b/arch/c6x/include/uapi/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_C6X_SETUP_H
#define _UAPI_ASM_C6X_SETUP_H
diff --git a/arch/c6x/include/uapi/asm/sigcontext.h b/arch/c6x/include/uapi/asm/sigcontext.h
index eb702f39cde7..4e5a9a260861 100644
--- a/arch/c6x/include/uapi/asm/sigcontext.h
+++ b/arch/c6x/include/uapi/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Port on Texas Instruments TMS320C6x architecture
*
diff --git a/arch/c6x/include/uapi/asm/swab.h b/arch/c6x/include/uapi/asm/swab.h
index fd4bb0520e5e..c407c0497718 100644
--- a/arch/c6x/include/uapi/asm/swab.h
+++ b/arch/c6x/include/uapi/asm/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2011 Texas Instruments Incorporated
* Author: Mark Salter <msalter@redhat.com>
diff --git a/arch/c6x/include/uapi/asm/unistd.h b/arch/c6x/include/uapi/asm/unistd.h
index 12d73d9d81f5..0d2daf7f9809 100644
--- a/arch/c6x/include/uapi/asm/unistd.h
+++ b/arch/c6x/include/uapi/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2011 Texas Instruments Incorporated
*
diff --git a/arch/c6x/kernel/Makefile b/arch/c6x/kernel/Makefile
index 580a515a9443..02f340d7b8fe 100644
--- a/arch/c6x/kernel/Makefile
+++ b/arch/c6x/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for arch/c6x/kernel/
#
diff --git a/arch/c6x/kernel/asm-offsets.c b/arch/c6x/kernel/asm-offsets.c
index 60f1e437745d..cff57764fcad 100644
--- a/arch/c6x/kernel/asm-offsets.c
+++ b/arch/c6x/kernel/asm-offsets.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Generate definitions needed by assembly language modules.
* This code generates raw asm output which is post-processed
diff --git a/arch/c6x/kernel/vmlinux.lds.S b/arch/c6x/kernel/vmlinux.lds.S
index 29ebea49ddd5..1fba5b421eee 100644
--- a/arch/c6x/kernel/vmlinux.lds.S
+++ b/arch/c6x/kernel/vmlinux.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ld script for the c6x kernel
*
diff --git a/arch/c6x/platforms/Kconfig b/arch/c6x/platforms/Kconfig
index c4a0fad89aaf..f3a9ae6e0e82 100644
--- a/arch/c6x/platforms/Kconfig
+++ b/arch/c6x/platforms/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config SOC_TMS320C6455
bool "TMS320C6455"
diff --git a/arch/cris/Kconfig b/arch/cris/Kconfig
index 71b758dc3a96..54d3f426763b 100644
--- a/arch/cris/Kconfig
+++ b/arch/cris/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config MMU
bool
default y
diff --git a/arch/cris/Kconfig.debug b/arch/cris/Kconfig.debug
index 14881e81e8a3..6084d5e0c512 100644
--- a/arch/cris/Kconfig.debug
+++ b/arch/cris/Kconfig.debug
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Kernel hacking"
config PROFILING
diff --git a/arch/cris/arch-v10/Kconfig b/arch/cris/arch-v10/Kconfig
index df9a38b4f18f..d4015a931374 100644
--- a/arch/cris/arch-v10/Kconfig
+++ b/arch/cris/arch-v10/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if ETRAX_ARCH_V10
menu "CRIS v10 options"
diff --git a/arch/cris/arch-v10/drivers/Kconfig b/arch/cris/arch-v10/drivers/Kconfig
index 239dab0b95c1..8792af63c049 100644
--- a/arch/cris/arch-v10/drivers/Kconfig
+++ b/arch/cris/arch-v10/drivers/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if ETRAX_ARCH_V10
config ETRAX_ETHERNET
diff --git a/arch/cris/arch-v10/drivers/Makefile b/arch/cris/arch-v10/drivers/Makefile
index e5c13183b97c..d5549dca81bf 100644
--- a/arch/cris/arch-v10/drivers/Makefile
+++ b/arch/cris/arch-v10/drivers/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for Etrax-specific drivers
#
diff --git a/arch/cris/arch-v10/drivers/eeprom.c b/arch/cris/arch-v10/drivers/eeprom.c
index 33558d270a53..2d312c8a4dd5 100644
--- a/arch/cris/arch-v10/drivers/eeprom.c
+++ b/arch/cris/arch-v10/drivers/eeprom.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*!*****************************************************************************
*!
*! Implements an interface for i2c compatible eeproms to run under Linux.
diff --git a/arch/cris/arch-v10/drivers/gpio.c b/arch/cris/arch-v10/drivers/gpio.c
index dfd3b3ba5e4e..68dbe261dc57 100644
--- a/arch/cris/arch-v10/drivers/gpio.c
+++ b/arch/cris/arch-v10/drivers/gpio.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Etrax general port I/O device
*
diff --git a/arch/cris/arch-v10/drivers/i2c.c b/arch/cris/arch-v10/drivers/i2c.c
index b3d1f9ed1b98..ec35d62e8e63 100644
--- a/arch/cris/arch-v10/drivers/i2c.c
+++ b/arch/cris/arch-v10/drivers/i2c.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*!***************************************************************************
*!
*! FILE NAME : i2c.c
diff --git a/arch/cris/arch-v10/drivers/i2c.h b/arch/cris/arch-v10/drivers/i2c.h
index e36c96276478..de45c1ffbd7b 100644
--- a/arch/cris/arch-v10/drivers/i2c.h
+++ b/arch/cris/arch-v10/drivers/i2c.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* i2c.h */
int i2c_init(void);
diff --git a/arch/cris/arch-v10/drivers/sync_serial.c b/arch/cris/arch-v10/drivers/sync_serial.c
index cc62572c1b94..cfe9176f2205 100644
--- a/arch/cris/arch-v10/drivers/sync_serial.c
+++ b/arch/cris/arch-v10/drivers/sync_serial.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Simple synchronous serial port driver for ETRAX 100LX.
*
diff --git a/arch/cris/arch-v10/kernel/Makefile b/arch/cris/arch-v10/kernel/Makefile
index 4841e822cdd1..7ec04b4a285e 100644
--- a/arch/cris/arch-v10/kernel/Makefile
+++ b/arch/cris/arch-v10/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/cris/arch-v10/kernel/crisksyms.c b/arch/cris/arch-v10/kernel/crisksyms.c
index 1ca6fc283232..e1d897ed5b37 100644
--- a/arch/cris/arch-v10/kernel/crisksyms.c
+++ b/arch/cris/arch-v10/kernel/crisksyms.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
#include <asm/io.h>
#include <arch/svinto.h>
diff --git a/arch/cris/arch-v10/kernel/debugport.c b/arch/cris/arch-v10/kernel/debugport.c
index b6549e54be29..d30834d4dd7e 100644
--- a/arch/cris/arch-v10/kernel/debugport.c
+++ b/arch/cris/arch-v10/kernel/debugport.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Serialport functions for debugging
*
* Copyright (c) 2000-2007 Axis Communications AB
diff --git a/arch/cris/arch-v10/kernel/dma.c b/arch/cris/arch-v10/kernel/dma.c
index 5795047359b2..c68e978def05 100644
--- a/arch/cris/arch-v10/kernel/dma.c
+++ b/arch/cris/arch-v10/kernel/dma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Wrapper for DMA channel allocator that updates DMA client muxing.
* Copyright 2004-2007, Axis Communications AB
*/
diff --git a/arch/cris/arch-v10/kernel/entry.S b/arch/cris/arch-v10/kernel/entry.S
index b5622521dad5..1f066eebbd2b 100644
--- a/arch/cris/arch-v10/kernel/entry.S
+++ b/arch/cris/arch-v10/kernel/entry.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/cris/entry.S
*
diff --git a/arch/cris/arch-v10/kernel/fasttimer.c b/arch/cris/arch-v10/kernel/fasttimer.c
index e9298739d72e..94abbff557ff 100644
--- a/arch/cris/arch-v10/kernel/fasttimer.c
+++ b/arch/cris/arch-v10/kernel/fasttimer.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/cris/kernel/fasttimer.c
*
diff --git a/arch/cris/arch-v10/kernel/head.S b/arch/cris/arch-v10/kernel/head.S
index a74aa233b84e..b260a8833903 100644
--- a/arch/cris/arch-v10/kernel/head.S
+++ b/arch/cris/arch-v10/kernel/head.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Head of the kernel - alter with care
*
diff --git a/arch/cris/arch-v10/kernel/io_interface_mux.c b/arch/cris/arch-v10/kernel/io_interface_mux.c
index ad64cd1c861a..13a887ce115a 100644
--- a/arch/cris/arch-v10/kernel/io_interface_mux.c
+++ b/arch/cris/arch-v10/kernel/io_interface_mux.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* IO interface mux allocator for ETRAX100LX.
* Copyright 2004-2007, Axis Communications AB
*/
diff --git a/arch/cris/arch-v10/kernel/irq.c b/arch/cris/arch-v10/kernel/irq.c
index 09cae80a834a..df11e383acdd 100644
--- a/arch/cris/arch-v10/kernel/irq.c
+++ b/arch/cris/arch-v10/kernel/irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/cris/kernel/irq.c
*
diff --git a/arch/cris/arch-v10/kernel/kgdb.c b/arch/cris/arch-v10/kernel/kgdb.c
index ed71ade93a73..79b13564d15c 100644
--- a/arch/cris/arch-v10/kernel/kgdb.c
+++ b/arch/cris/arch-v10/kernel/kgdb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*!**************************************************************************
*!
*! FILE NAME : kgdb.c
diff --git a/arch/cris/arch-v10/kernel/process.c b/arch/cris/arch-v10/kernel/process.c
index a2cdb1521aca..16848b2c61c8 100644
--- a/arch/cris/arch-v10/kernel/process.c
+++ b/arch/cris/arch-v10/kernel/process.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/cris/kernel/process.c
*
diff --git a/arch/cris/arch-v10/kernel/ptrace.c b/arch/cris/arch-v10/kernel/ptrace.c
index c2f2b9b83cc4..b89f57ae096e 100644
--- a/arch/cris/arch-v10/kernel/ptrace.c
+++ b/arch/cris/arch-v10/kernel/ptrace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2000-2003, Axis Communications AB.
*/
diff --git a/arch/cris/arch-v10/kernel/setup.c b/arch/cris/arch-v10/kernel/setup.c
index 7ab31f1c7540..8e4fc248f96f 100644
--- a/arch/cris/arch-v10/kernel/setup.c
+++ b/arch/cris/arch-v10/kernel/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
*
* linux/arch/cris/arch-v10/kernel/setup.c
diff --git a/arch/cris/arch-v10/kernel/shadows.c b/arch/cris/arch-v10/kernel/shadows.c
index 2454a0b02f54..2e9565e868f2 100644
--- a/arch/cris/arch-v10/kernel/shadows.c
+++ b/arch/cris/arch-v10/kernel/shadows.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Various shadow registers. Defines for these are in include/asm-etrax100/io.h
*/
diff --git a/arch/cris/arch-v10/kernel/signal.c b/arch/cris/arch-v10/kernel/signal.c
index bab4a8dd6bfd..2beffc37faf8 100644
--- a/arch/cris/arch-v10/kernel/signal.c
+++ b/arch/cris/arch-v10/kernel/signal.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/cris/kernel/signal.c
*
diff --git a/arch/cris/arch-v10/kernel/time.c b/arch/cris/arch-v10/kernel/time.c
index b5eb5cd2f60b..3d78373db254 100644
--- a/arch/cris/arch-v10/kernel/time.c
+++ b/arch/cris/arch-v10/kernel/time.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/cris/arch-v10/kernel/time.c
*
diff --git a/arch/cris/arch-v10/kernel/traps.c b/arch/cris/arch-v10/kernel/traps.c
index c0a501f29bd8..876d45b957f4 100644
--- a/arch/cris/arch-v10/kernel/traps.c
+++ b/arch/cris/arch-v10/kernel/traps.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Helper functions for trap handlers
*
diff --git a/arch/cris/arch-v10/lib/checksum.S b/arch/cris/arch-v10/lib/checksum.S
index 7d552f4bd5ae..a3b96391706f 100644
--- a/arch/cris/arch-v10/lib/checksum.S
+++ b/arch/cris/arch-v10/lib/checksum.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* A fast checksum routine using movem
* Copyright (c) 1998-2001 Axis Communications AB
diff --git a/arch/cris/arch-v10/lib/checksumcopy.S b/arch/cris/arch-v10/lib/checksumcopy.S
index 540db8a5f849..b21449cb1ad3 100644
--- a/arch/cris/arch-v10/lib/checksumcopy.S
+++ b/arch/cris/arch-v10/lib/checksumcopy.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* A fast checksum+copy routine using movem
* Copyright (c) 1998, 2001 Axis Communications AB
diff --git a/arch/cris/arch-v10/lib/csumcpfruser.S b/arch/cris/arch-v10/lib/csumcpfruser.S
index 5f41ccd62754..beb8992ed478 100644
--- a/arch/cris/arch-v10/lib/csumcpfruser.S
+++ b/arch/cris/arch-v10/lib/csumcpfruser.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Add-on to transform csum_partial_copy_nocheck in checksumcopy.S into
* csum_partial_copy_from_user by adding exception records.
diff --git a/arch/cris/arch-v10/lib/dram_init.S b/arch/cris/arch-v10/lib/dram_init.S
index 93310124333f..fd7437577938 100644
--- a/arch/cris/arch-v10/lib/dram_init.S
+++ b/arch/cris/arch-v10/lib/dram_init.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* DRAM/SDRAM initialization - alter with care
* This file is intended to be included from other assembler files
diff --git a/arch/cris/arch-v10/lib/hw_settings.S b/arch/cris/arch-v10/lib/hw_settings.S
index c09f19f478a5..0d449852517e 100644
--- a/arch/cris/arch-v10/lib/hw_settings.S
+++ b/arch/cris/arch-v10/lib/hw_settings.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This table is used by some tools to extract hardware parameters.
* The table should be included in the kernel and the decompressor.
diff --git a/arch/cris/arch-v10/lib/usercopy.c b/arch/cris/arch-v10/lib/usercopy.c
index 48fa37fe0f9b..3f1e2f4680f7 100644
--- a/arch/cris/arch-v10/lib/usercopy.c
+++ b/arch/cris/arch-v10/lib/usercopy.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* User address space access functions.
* The non-inlined parts of asm-cris/uaccess.h are here.
diff --git a/arch/cris/arch-v10/mm/fault.c b/arch/cris/arch-v10/mm/fault.c
index 75210cbe61ce..e6c225169642 100644
--- a/arch/cris/arch-v10/mm/fault.c
+++ b/arch/cris/arch-v10/mm/fault.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/cris/mm/fault.c
*
diff --git a/arch/cris/arch-v10/mm/init.c b/arch/cris/arch-v10/mm/init.c
index 85e3f1b1f3ac..4da99a0e3b57 100644
--- a/arch/cris/arch-v10/mm/init.c
+++ b/arch/cris/arch-v10/mm/init.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/cris/arch-v10/mm/init.c
*
diff --git a/arch/cris/arch-v10/mm/tlb.c b/arch/cris/arch-v10/mm/tlb.c
index 3225d38bdaea..7f1f752f2445 100644
--- a/arch/cris/arch-v10/mm/tlb.c
+++ b/arch/cris/arch-v10/mm/tlb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/cris/arch-v10/mm/tlb.c
*
diff --git a/arch/cris/arch-v32/Kconfig b/arch/cris/arch-v32/Kconfig
index 17dbe03af5f4..958dabfca7eb 100644
--- a/arch/cris/arch-v32/Kconfig
+++ b/arch/cris/arch-v32/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if ETRAX_ARCH_V32
source arch/cris/arch-v32/mach-fs/Kconfig
diff --git a/arch/cris/arch-v32/drivers/Kconfig b/arch/cris/arch-v32/drivers/Kconfig
index b7cd6b9209a9..4d2d744bced2 100644
--- a/arch/cris/arch-v32/drivers/Kconfig
+++ b/arch/cris/arch-v32/drivers/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if ETRAX_ARCH_V32
config ETRAX_ETHERNET
diff --git a/arch/cris/arch-v32/drivers/Makefile b/arch/cris/arch-v32/drivers/Makefile
index b5a75fdce77b..57c9568707b0 100644
--- a/arch/cris/arch-v32/drivers/Makefile
+++ b/arch/cris/arch-v32/drivers/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for Etrax-specific drivers
#
diff --git a/arch/cris/arch-v32/drivers/cryptocop.c b/arch/cris/arch-v32/drivers/cryptocop.c
index 14970f11bbf2..d688fe117dca 100644
--- a/arch/cris/arch-v32/drivers/cryptocop.c
+++ b/arch/cris/arch-v32/drivers/cryptocop.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Stream co-processor driver for the ETRAX FS
*
diff --git a/arch/cris/arch-v32/drivers/pci/bios.c b/arch/cris/arch-v32/drivers/pci/bios.c
index 5cc622c0225e..6b9e6cfaa29e 100644
--- a/arch/cris/arch-v32/drivers/pci/bios.c
+++ b/arch/cris/arch-v32/drivers/pci/bios.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/pci.h>
#include <linux/kernel.h>
#include <hwregs/intr_vect.h>
diff --git a/arch/cris/arch-v32/drivers/pci/dma.c b/arch/cris/arch-v32/drivers/pci/dma.c
index 7072341995ff..dbbd3816cc0b 100644
--- a/arch/cris/arch-v32/drivers/pci/dma.c
+++ b/arch/cris/arch-v32/drivers/pci/dma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Dynamic DMA mapping support.
*
diff --git a/arch/cris/arch-v32/kernel/Makefile b/arch/cris/arch-v32/kernel/Makefile
index d9fc617ea253..2db7e4f7c1fa 100644
--- a/arch/cris/arch-v32/kernel/Makefile
+++ b/arch/cris/arch-v32/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/cris/arch-v32/kernel/cache.c b/arch/cris/arch-v32/kernel/cache.c
index f38433b1f861..a080d2fa4803 100644
--- a/arch/cris/arch-v32/kernel/cache.c
+++ b/arch/cris/arch-v32/kernel/cache.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
#include <asm/io.h>
#include <arch/cache.h>
diff --git a/arch/cris/arch-v32/kernel/cacheflush.S b/arch/cris/arch-v32/kernel/cacheflush.S
index 6fc3d95d7029..2a54d793f96c 100644
--- a/arch/cris/arch-v32/kernel/cacheflush.S
+++ b/arch/cris/arch-v32/kernel/cacheflush.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.global cris_flush_cache_range
.type cris_flush_cache_range, @function
cris_flush_cache_range:
diff --git a/arch/cris/arch-v32/kernel/crisksyms.c b/arch/cris/arch-v32/kernel/crisksyms.c
index b0566350a840..8cc8ad1cb532 100644
--- a/arch/cris/arch-v32/kernel/crisksyms.c
+++ b/arch/cris/arch-v32/kernel/crisksyms.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
#include <linux/irq.h>
#include <arch/dma.h>
diff --git a/arch/cris/arch-v32/kernel/debugport.c b/arch/cris/arch-v32/kernel/debugport.c
index d2f3f9c37102..69247fd2090a 100644
--- a/arch/cris/arch-v32/kernel/debugport.c
+++ b/arch/cris/arch-v32/kernel/debugport.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2003, Axis Communications AB.
*/
diff --git a/arch/cris/arch-v32/kernel/entry.S b/arch/cris/arch-v32/kernel/entry.S
index b17a20999f87..0793a52b2c34 100644
--- a/arch/cris/arch-v32/kernel/entry.S
+++ b/arch/cris/arch-v32/kernel/entry.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2000-2003 Axis Communications AB
*
diff --git a/arch/cris/arch-v32/kernel/fasttimer.c b/arch/cris/arch-v32/kernel/fasttimer.c
index eb4e0ff36295..7452c70f61ff 100644
--- a/arch/cris/arch-v32/kernel/fasttimer.c
+++ b/arch/cris/arch-v32/kernel/fasttimer.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/cris/kernel/fasttimer.c
*
diff --git a/arch/cris/arch-v32/kernel/head.S b/arch/cris/arch-v32/kernel/head.S
index 5ce83eb54f58..92f9fb1f6845 100644
--- a/arch/cris/arch-v32/kernel/head.S
+++ b/arch/cris/arch-v32/kernel/head.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* CRISv32 kernel startup code.
*
diff --git a/arch/cris/arch-v32/kernel/irq.c b/arch/cris/arch-v32/kernel/irq.c
index b07da4b695aa..414afd543232 100644
--- a/arch/cris/arch-v32/kernel/irq.c
+++ b/arch/cris/arch-v32/kernel/irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2003, Axis Communications AB.
*/
diff --git a/arch/cris/arch-v32/kernel/kgdb.c b/arch/cris/arch-v32/kernel/kgdb.c
index e0fdea706eca..3d6f516763a5 100644
--- a/arch/cris/arch-v32/kernel/kgdb.c
+++ b/arch/cris/arch-v32/kernel/kgdb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/cris/arch-v32/kernel/kgdb.c
*
diff --git a/arch/cris/arch-v32/kernel/kgdb_asm.S b/arch/cris/arch-v32/kernel/kgdb_asm.S
index f3a47605902a..c26ea6b0e334 100644
--- a/arch/cris/arch-v32/kernel/kgdb_asm.S
+++ b/arch/cris/arch-v32/kernel/kgdb_asm.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2004 Axis Communications AB
*
diff --git a/arch/cris/arch-v32/kernel/process.c b/arch/cris/arch-v32/kernel/process.c
index fe87b383fbf3..a02f276d0ed4 100644
--- a/arch/cris/arch-v32/kernel/process.c
+++ b/arch/cris/arch-v32/kernel/process.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2000-2003 Axis Communications AB
*
diff --git a/arch/cris/arch-v32/kernel/ptrace.c b/arch/cris/arch-v32/kernel/ptrace.c
index 0461e95bbb62..ccac1aaadc8a 100644
--- a/arch/cris/arch-v32/kernel/ptrace.c
+++ b/arch/cris/arch-v32/kernel/ptrace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2000-2007, Axis Communications AB.
*/
diff --git a/arch/cris/arch-v32/kernel/setup.c b/arch/cris/arch-v32/kernel/setup.c
index fe50287aa928..a36372e35e96 100644
--- a/arch/cris/arch-v32/kernel/setup.c
+++ b/arch/cris/arch-v32/kernel/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Display CPU info in /proc/cpuinfo.
*
diff --git a/arch/cris/arch-v32/kernel/signal.c b/arch/cris/arch-v32/kernel/signal.c
index ea2e8e1398e8..4f2e3ba3bf40 100644
--- a/arch/cris/arch-v32/kernel/signal.c
+++ b/arch/cris/arch-v32/kernel/signal.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2003, Axis Communications AB.
*/
diff --git a/arch/cris/arch-v32/kernel/time.c b/arch/cris/arch-v32/kernel/time.c
index d2a84407654a..d07a3912687e 100644
--- a/arch/cris/arch-v32/kernel/time.c
+++ b/arch/cris/arch-v32/kernel/time.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/cris/arch-v32/kernel/time.c
*
diff --git a/arch/cris/arch-v32/kernel/traps.c b/arch/cris/arch-v32/kernel/traps.c
index a34256515036..ba54c7eccbaa 100644
--- a/arch/cris/arch-v32/kernel/traps.c
+++ b/arch/cris/arch-v32/kernel/traps.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2003-2006, Axis Communications AB.
*/
diff --git a/arch/cris/arch-v32/lib/checksum.S b/arch/cris/arch-v32/lib/checksum.S
index 4a72a94a49ad..f773d4d93609 100644
--- a/arch/cris/arch-v32/lib/checksum.S
+++ b/arch/cris/arch-v32/lib/checksum.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* A fast checksum routine using movem
* Copyright (c) 1998-2007 Axis Communications AB
diff --git a/arch/cris/arch-v32/lib/checksumcopy.S b/arch/cris/arch-v32/lib/checksumcopy.S
index 54e209f18b06..a76e586d4114 100644
--- a/arch/cris/arch-v32/lib/checksumcopy.S
+++ b/arch/cris/arch-v32/lib/checksumcopy.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* A fast checksum+copy routine using movem
* Copyright (c) 1998-2007 Axis Communications AB
diff --git a/arch/cris/arch-v32/lib/csumcpfruser.S b/arch/cris/arch-v32/lib/csumcpfruser.S
index 600ec16b9f28..093cd757fcfa 100644
--- a/arch/cris/arch-v32/lib/csumcpfruser.S
+++ b/arch/cris/arch-v32/lib/csumcpfruser.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Add-on to transform csum_partial_copy_nocheck in checksumcopy.S into
* csum_partial_copy_from_user by adding exception records.
diff --git a/arch/cris/arch-v32/lib/delay.c b/arch/cris/arch-v32/lib/delay.c
index 39f1ac9995b4..db06a94ef646 100644
--- a/arch/cris/arch-v32/lib/delay.c
+++ b/arch/cris/arch-v32/lib/delay.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Precise Delay Loops for ETRAX FS
*
diff --git a/arch/cris/arch-v32/lib/usercopy.c b/arch/cris/arch-v32/lib/usercopy.c
index 20b608026913..04e78b6ffa22 100644
--- a/arch/cris/arch-v32/lib/usercopy.c
+++ b/arch/cris/arch-v32/lib/usercopy.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* User address space access functions.
* The non-inlined parts of asm-cris/uaccess.h are here.
diff --git a/arch/cris/arch-v32/mach-a3/Kconfig b/arch/cris/arch-v32/mach-a3/Kconfig
index 87547271a595..7b63755544dd 100644
--- a/arch/cris/arch-v32/mach-a3/Kconfig
+++ b/arch/cris/arch-v32/mach-a3/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if CRIS_MACH_ARTPEC3
menu "Artpec-3 options"
diff --git a/arch/cris/arch-v32/mach-a3/arbiter.c b/arch/cris/arch-v32/mach-a3/arbiter.c
index 735a9b0abdb8..076182cc65a3 100644
--- a/arch/cris/arch-v32/mach-a3/arbiter.c
+++ b/arch/cris/arch-v32/mach-a3/arbiter.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Memory arbiter functions. Allocates bandwidth through the
* arbiter and sets up arbiter breakpoints.
diff --git a/arch/cris/arch-v32/mach-a3/dma.c b/arch/cris/arch-v32/mach-a3/dma.c
index 11f417f4da98..3f4e923b2527 100644
--- a/arch/cris/arch-v32/mach-a3/dma.c
+++ b/arch/cris/arch-v32/mach-a3/dma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Wrapper for DMA channel allocator that starts clocks etc */
#include <linux/kernel.h>
diff --git a/arch/cris/arch-v32/mach-a3/dram_init.S b/arch/cris/arch-v32/mach-a3/dram_init.S
index 7dc26bdb26b5..733c3564ad79 100644
--- a/arch/cris/arch-v32/mach-a3/dram_init.S
+++ b/arch/cris/arch-v32/mach-a3/dram_init.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* DDR SDRAM initialization - alter with care
* This file is intended to be included from other assembler files
diff --git a/arch/cris/arch-v32/mach-a3/hw_settings.S b/arch/cris/arch-v32/mach-a3/hw_settings.S
index 0145725a1ce5..7c325cc59e1f 100644
--- a/arch/cris/arch-v32/mach-a3/hw_settings.S
+++ b/arch/cris/arch-v32/mach-a3/hw_settings.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This table is used by some tools to extract hardware parameters.
* The table should be included in the kernel and the decompressor.
diff --git a/arch/cris/arch-v32/mach-a3/pinmux.c b/arch/cris/arch-v32/mach-a3/pinmux.c
index 591f77526746..4875bf7aa53f 100644
--- a/arch/cris/arch-v32/mach-a3/pinmux.c
+++ b/arch/cris/arch-v32/mach-a3/pinmux.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Allocator for I/O pins. All pins are allocated to GPIO at bootup.
* Unassigned pins and GPIO pins can be allocated to a fixed interface
diff --git a/arch/cris/arch-v32/mach-fs/Kconfig b/arch/cris/arch-v32/mach-fs/Kconfig
index 7d1ab972bc0f..743ba3bcbaec 100644
--- a/arch/cris/arch-v32/mach-fs/Kconfig
+++ b/arch/cris/arch-v32/mach-fs/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if ETRAXFS
menu "ETRAX FS options"
diff --git a/arch/cris/arch-v32/mach-fs/arbiter.c b/arch/cris/arch-v32/mach-fs/arbiter.c
index 047c70bdbb23..c4750d97e46c 100644
--- a/arch/cris/arch-v32/mach-fs/arbiter.c
+++ b/arch/cris/arch-v32/mach-fs/arbiter.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Memory arbiter functions. Allocates bandwidth through the
* arbiter and sets up arbiter breakpoints.
diff --git a/arch/cris/arch-v32/mach-fs/dma.c b/arch/cris/arch-v32/mach-fs/dma.c
index 7c93679c02ad..c0347a4f8c65 100644
--- a/arch/cris/arch-v32/mach-fs/dma.c
+++ b/arch/cris/arch-v32/mach-fs/dma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Wrapper for DMA channel allocator that starts clocks etc */
#include <linux/kernel.h>
diff --git a/arch/cris/arch-v32/mach-fs/dram_init.S b/arch/cris/arch-v32/mach-fs/dram_init.S
index 2ed51e247e8f..e1a01fa4c272 100644
--- a/arch/cris/arch-v32/mach-fs/dram_init.S
+++ b/arch/cris/arch-v32/mach-fs/dram_init.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* DRAM/SDRAM initialization - alter with care
* This file is intended to be included from other assembler files
diff --git a/arch/cris/arch-v32/mach-fs/hw_settings.S b/arch/cris/arch-v32/mach-fs/hw_settings.S
index 8bde93c36214..7fbadcc48c0c 100644
--- a/arch/cris/arch-v32/mach-fs/hw_settings.S
+++ b/arch/cris/arch-v32/mach-fs/hw_settings.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This table is used by some tools to extract hardware parameters.
* The table should be included in the kernel and the decompressor.
diff --git a/arch/cris/arch-v32/mach-fs/pinmux.c b/arch/cris/arch-v32/mach-fs/pinmux.c
index d8a3a3c439dd..a0b2f101003a 100644
--- a/arch/cris/arch-v32/mach-fs/pinmux.c
+++ b/arch/cris/arch-v32/mach-fs/pinmux.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Allocator for I/O pins. All pins are allocated to GPIO at bootup.
* Unassigned pins and GPIO pins can be allocated to a fixed interface
diff --git a/arch/cris/arch-v32/mm/init.c b/arch/cris/arch-v32/mm/init.c
index f5438ca8122d..784876afa001 100644
--- a/arch/cris/arch-v32/mm/init.c
+++ b/arch/cris/arch-v32/mm/init.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Set up paging and the MMU.
*
diff --git a/arch/cris/arch-v32/mm/intmem.c b/arch/cris/arch-v32/mm/intmem.c
index c80728401487..928b94d1d320 100644
--- a/arch/cris/arch-v32/mm/intmem.c
+++ b/arch/cris/arch-v32/mm/intmem.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Simple allocator for internal RAM in ETRAX FS
*
diff --git a/arch/cris/arch-v32/mm/l2cache.c b/arch/cris/arch-v32/mm/l2cache.c
index 332ff10dcc6b..4fef321d5606 100644
--- a/arch/cris/arch-v32/mm/l2cache.c
+++ b/arch/cris/arch-v32/mm/l2cache.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/string.h>
diff --git a/arch/cris/arch-v32/mm/mmu.S b/arch/cris/arch-v32/mm/mmu.S
index c0981044eccb..f24965703f6d 100644
--- a/arch/cris/arch-v32/mm/mmu.S
+++ b/arch/cris/arch-v32/mm/mmu.S
@@ -1,3 +1,4 @@
+; SPDX-License-Identifier: GPL-2.0
; WARNING : The refill handler has been modified, see below !!!
/*
diff --git a/arch/cris/arch-v32/mm/tlb.c b/arch/cris/arch-v32/mm/tlb.c
index bc3de5b5e27c..9e4b5ab4971d 100644
--- a/arch/cris/arch-v32/mm/tlb.c
+++ b/arch/cris/arch-v32/mm/tlb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Low level TLB handling.
*
diff --git a/arch/cris/boot/Makefile b/arch/cris/boot/Makefile
index 6e3b509fd7fc..859d275f862b 100644
--- a/arch/cris/boot/Makefile
+++ b/arch/cris/boot/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# arch/cris/boot/Makefile
#
diff --git a/arch/cris/boot/compressed/Makefile b/arch/cris/boot/compressed/Makefile
index e4ba0be0e782..e149c3467c93 100644
--- a/arch/cris/boot/compressed/Makefile
+++ b/arch/cris/boot/compressed/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# arch/cris/boot/compressed/Makefile
#
diff --git a/arch/cris/boot/compressed/decompress_v10.lds b/arch/cris/boot/compressed/decompress_v10.lds
index e80f4594d543..d8326779dda2 100644
--- a/arch/cris/boot/compressed/decompress_v10.lds
+++ b/arch/cris/boot/compressed/decompress_v10.lds
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* OUTPUT_FORMAT(elf32-us-cris) */
OUTPUT_FORMAT(elf32-cris)
diff --git a/arch/cris/boot/compressed/decompress_v32.lds b/arch/cris/boot/compressed/decompress_v32.lds
index 3c837feca3ac..91d311c243ed 100644
--- a/arch/cris/boot/compressed/decompress_v32.lds
+++ b/arch/cris/boot/compressed/decompress_v32.lds
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*#OUTPUT_FORMAT(elf32-us-cris) */
OUTPUT_ARCH (crisv32)
diff --git a/arch/cris/boot/compressed/head_v10.S b/arch/cris/boot/compressed/head_v10.S
index 9edb8ade7e1f..08198d8cd37f 100644
--- a/arch/cris/boot/compressed/head_v10.S
+++ b/arch/cris/boot/compressed/head_v10.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/cris/boot/compressed/head.S
*
diff --git a/arch/cris/boot/compressed/head_v32.S b/arch/cris/boot/compressed/head_v32.S
index f483005f3d48..a997947d31e3 100644
--- a/arch/cris/boot/compressed/head_v32.S
+++ b/arch/cris/boot/compressed/head_v32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Code that sets up the DRAM registers, calls the
* decompressor to unpack the piggybacked kernel, and jumps.
diff --git a/arch/cris/boot/compressed/misc.c b/arch/cris/boot/compressed/misc.c
index 548d886b03d3..1ad464a117b8 100644
--- a/arch/cris/boot/compressed/misc.c
+++ b/arch/cris/boot/compressed/misc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* misc.c
*
diff --git a/arch/cris/boot/dts/Makefile b/arch/cris/boot/dts/Makefile
index faf69fb9919f..3318c630caa2 100644
--- a/arch/cris/boot/dts/Makefile
+++ b/arch/cris/boot/dts/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
BUILTIN_DTB := $(patsubst "%",%,$(CONFIG_BUILTIN_DTB)).dtb.o
ifneq ($(CONFIG_BUILTIN_DTB),"")
obj-$(CONFIG_OF) += $(BUILTIN_DTB)
diff --git a/arch/cris/boot/dts/artpec3.dtsi b/arch/cris/boot/dts/artpec3.dtsi
index be15be67b653..f857300f4edd 100644
--- a/arch/cris/boot/dts/artpec3.dtsi
+++ b/arch/cris/boot/dts/artpec3.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
#address-cells = <1>;
#size-cells = <1>;
diff --git a/arch/cris/boot/dts/dev88.dts b/arch/cris/boot/dts/dev88.dts
index b9a230d10874..415270ea5309 100644
--- a/arch/cris/boot/dts/dev88.dts
+++ b/arch/cris/boot/dts/dev88.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
diff --git a/arch/cris/boot/dts/etraxfs.dtsi b/arch/cris/boot/dts/etraxfs.dtsi
index bf1b8582d4d8..4513edf72545 100644
--- a/arch/cris/boot/dts/etraxfs.dtsi
+++ b/arch/cris/boot/dts/etraxfs.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
#address-cells = <1>;
#size-cells = <1>;
diff --git a/arch/cris/boot/dts/p1343.dts b/arch/cris/boot/dts/p1343.dts
index fab7bdbd0f15..6030561d4574 100644
--- a/arch/cris/boot/dts/p1343.dts
+++ b/arch/cris/boot/dts/p1343.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
diff --git a/arch/cris/boot/rescue/Makefile b/arch/cris/boot/rescue/Makefile
index a82025940006..f73ac4c83b96 100644
--- a/arch/cris/boot/rescue/Makefile
+++ b/arch/cris/boot/rescue/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for rescue (bootstrap) code
#
diff --git a/arch/cris/boot/rescue/head_v10.S b/arch/cris/boot/rescue/head_v10.S
index 1c05492f3eb2..11eedb1bf31a 100644
--- a/arch/cris/boot/rescue/head_v10.S
+++ b/arch/cris/boot/rescue/head_v10.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Rescue code, made to reside at the beginning of the
* flash-memory. when it starts, it checks a partition
diff --git a/arch/cris/boot/rescue/head_v32.S b/arch/cris/boot/rescue/head_v32.S
index 5f846b7700a3..9eb04abaa0c0 100644
--- a/arch/cris/boot/rescue/head_v32.S
+++ b/arch/cris/boot/rescue/head_v32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Just get started by jumping to CONFIG_ETRAX_PTABLE_SECTOR to start
* kernel decompressor.
diff --git a/arch/cris/boot/rescue/kimagerescue.S b/arch/cris/boot/rescue/kimagerescue.S
index 655b511fecf3..3306098dee15 100644
--- a/arch/cris/boot/rescue/kimagerescue.S
+++ b/arch/cris/boot/rescue/kimagerescue.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Rescue code to be prepended on a kimage and copied to the
* rescue serial port.
diff --git a/arch/cris/boot/rescue/rescue_v10.lds b/arch/cris/boot/rescue/rescue_v10.lds
index 0b52a9490db6..e58a53f91728 100644
--- a/arch/cris/boot/rescue/rescue_v10.lds
+++ b/arch/cris/boot/rescue/rescue_v10.lds
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
MEMORY
{
flash : ORIGIN = 0x00000000,
diff --git a/arch/cris/boot/rescue/rescue_v32.lds b/arch/cris/boot/rescue/rescue_v32.lds
index 8ac646bc1a2b..f1542183f263 100644
--- a/arch/cris/boot/rescue/rescue_v32.lds
+++ b/arch/cris/boot/rescue/rescue_v32.lds
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*#OUTPUT_FORMAT(elf32-us-cris) */
OUTPUT_ARCH (crisv32)
/* Now that NAND support has been stripped, this file could be simplified,
diff --git a/arch/cris/boot/rescue/testrescue.S b/arch/cris/boot/rescue/testrescue.S
index fc7ec674eca5..06f78a0b0622 100644
--- a/arch/cris/boot/rescue/testrescue.S
+++ b/arch/cris/boot/rescue/testrescue.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Simple testcode to download by the rescue block.
* Just lights some LEDs to show it was downloaded correctly.
diff --git a/arch/cris/boot/tools/build.c b/arch/cris/boot/tools/build.c
index c8adef364160..3ae485049779 100644
--- a/arch/cris/boot/tools/build.c
+++ b/arch/cris/boot/tools/build.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/tools/build.c
*
diff --git a/arch/cris/include/arch-v10/arch/bitops.h b/arch/cris/include/arch-v10/arch/bitops.h
index 03d9cfd92c8a..c18f81858899 100644
--- a/arch/cris/include/arch-v10/arch/bitops.h
+++ b/arch/cris/include/arch-v10/arch/bitops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* asm/arch/bitops.h for Linux/CRISv10 */
#ifndef _CRIS_ARCH_BITOPS_H
diff --git a/arch/cris/include/arch-v10/arch/bug.h b/arch/cris/include/arch-v10/arch/bug.h
index 3485d6b34bb0..905afeacfedf 100644
--- a/arch/cris/include/arch-v10/arch/bug.h
+++ b/arch/cris/include/arch-v10/arch/bug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_CRISv10_ARCH_BUG_H
#define __ASM_CRISv10_ARCH_BUG_H
diff --git a/arch/cris/include/arch-v10/arch/cache.h b/arch/cris/include/arch-v10/arch/cache.h
index aea27184d2d2..d4049bcab3c5 100644
--- a/arch/cris/include/arch-v10/arch/cache.h
+++ b/arch/cris/include/arch-v10/arch/cache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ARCH_CACHE_H
#define _ASM_ARCH_CACHE_H
diff --git a/arch/cris/include/arch-v10/arch/checksum.h b/arch/cris/include/arch-v10/arch/checksum.h
index d1d1bd9e1090..eb186be4fb32 100644
--- a/arch/cris/include/arch-v10/arch/checksum.h
+++ b/arch/cris/include/arch-v10/arch/checksum.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CRIS_ARCH_CHECKSUM_H
#define _CRIS_ARCH_CHECKSUM_H
diff --git a/arch/cris/include/arch-v10/arch/delay.h b/arch/cris/include/arch-v10/arch/delay.h
index 39481f6e0c30..a57d2cc0baf7 100644
--- a/arch/cris/include/arch-v10/arch/delay.h
+++ b/arch/cris/include/arch-v10/arch/delay.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CRIS_ARCH_DELAY_H
#define _CRIS_ARCH_DELAY_H
diff --git a/arch/cris/include/arch-v10/arch/dma.h b/arch/cris/include/arch-v10/arch/dma.h
index ecb9dba6fa4f..ea794a32cf5e 100644
--- a/arch/cris/include/arch-v10/arch/dma.h
+++ b/arch/cris/include/arch-v10/arch/dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Defines for using and allocating dma channels. */
#ifndef _ASM_ARCH_DMA_H
diff --git a/arch/cris/include/arch-v10/arch/io.h b/arch/cris/include/arch-v10/arch/io.h
index 4a724172877f..bae5f77cfabc 100644
--- a/arch/cris/include/arch-v10/arch/io.h
+++ b/arch/cris/include/arch-v10/arch/io.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ARCH_CRIS_IO_H
#define _ASM_ARCH_CRIS_IO_H
diff --git a/arch/cris/include/arch-v10/arch/io_interface_mux.h b/arch/cris/include/arch-v10/arch/io_interface_mux.h
index d92500080883..2d5617e67ab0 100644
--- a/arch/cris/include/arch-v10/arch/io_interface_mux.h
+++ b/arch/cris/include/arch-v10/arch/io_interface_mux.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* IO interface mux allocator for ETRAX100LX.
* Copyright 2004, Axis Communications AB
* $Id: io_interface_mux.h,v 1.1 2004/12/13 12:21:53 starvik Exp $
diff --git a/arch/cris/include/arch-v10/arch/irq.h b/arch/cris/include/arch-v10/arch/irq.h
index 6aecb835037d..c4e8a78e33d1 100644
--- a/arch/cris/include/arch-v10/arch/irq.h
+++ b/arch/cris/include/arch-v10/arch/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Interrupt handling assembler and defines for Linux/CRISv10
*/
diff --git a/arch/cris/include/arch-v10/arch/irqflags.h b/arch/cris/include/arch-v10/arch/irqflags.h
index 75ef18991240..9959b0a8a58c 100644
--- a/arch/cris/include/arch-v10/arch/irqflags.h
+++ b/arch/cris/include/arch-v10/arch/irqflags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_CRIS_ARCH_IRQFLAGS_H
#define __ASM_CRIS_ARCH_IRQFLAGS_H
diff --git a/arch/cris/include/arch-v10/arch/memmap.h b/arch/cris/include/arch-v10/arch/memmap.h
index 13f3b971407f..b6b171f48b29 100644
--- a/arch/cris/include/arch-v10/arch/memmap.h
+++ b/arch/cris/include/arch-v10/arch/memmap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ARCH_MEMMAP_H
#define _ASM_ARCH_MEMMAP_H
diff --git a/arch/cris/include/arch-v10/arch/mmu.h b/arch/cris/include/arch-v10/arch/mmu.h
index 47a5dd21749d..74c53048be79 100644
--- a/arch/cris/include/arch-v10/arch/mmu.h
+++ b/arch/cris/include/arch-v10/arch/mmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* CRIS MMU constants and PTE layout
*/
diff --git a/arch/cris/include/arch-v10/arch/offset.h b/arch/cris/include/arch-v10/arch/offset.h
index 675b51d85639..6f0f2b4a163f 100644
--- a/arch/cris/include/arch-v10/arch/offset.h
+++ b/arch/cris/include/arch-v10/arch/offset.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_OFFSETS_H__
#define __ASM_OFFSETS_H__
/*
diff --git a/arch/cris/include/arch-v10/arch/page.h b/arch/cris/include/arch-v10/arch/page.h
index ffafc99c3472..a4bbff64868c 100644
--- a/arch/cris/include/arch-v10/arch/page.h
+++ b/arch/cris/include/arch-v10/arch/page.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CRIS_ARCH_PAGE_H
#define _CRIS_ARCH_PAGE_H
diff --git a/arch/cris/include/arch-v10/arch/pgtable.h b/arch/cris/include/arch-v10/arch/pgtable.h
index 2a2576d1fc97..a61532d06acb 100644
--- a/arch/cris/include/arch-v10/arch/pgtable.h
+++ b/arch/cris/include/arch-v10/arch/pgtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CRIS_ARCH_PGTABLE_H
#define _CRIS_ARCH_PGTABLE_H
diff --git a/arch/cris/include/arch-v10/arch/processor.h b/arch/cris/include/arch-v10/arch/processor.h
index 93feb2a487d8..b2df646bc1eb 100644
--- a/arch/cris/include/arch-v10/arch/processor.h
+++ b/arch/cris/include/arch-v10/arch/processor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_CRIS_ARCH_PROCESSOR_H
#define __ASM_CRIS_ARCH_PROCESSOR_H
diff --git a/arch/cris/include/arch-v10/arch/swab.h b/arch/cris/include/arch-v10/arch/swab.h
index e4e847d8a05e..8cc27dfb9d3a 100644
--- a/arch/cris/include/arch-v10/arch/swab.h
+++ b/arch/cris/include/arch-v10/arch/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CRIS_ARCH_SWAB_H
#define _CRIS_ARCH_SWAB_H
diff --git a/arch/cris/include/arch-v10/arch/system.h b/arch/cris/include/arch-v10/arch/system.h
index 9b5580f58b96..4c63f728122b 100644
--- a/arch/cris/include/arch-v10/arch/system.h
+++ b/arch/cris/include/arch-v10/arch/system.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_CRIS_ARCH_SYSTEM_H
#define __ASM_CRIS_ARCH_SYSTEM_H
diff --git a/arch/cris/include/arch-v10/arch/thread_info.h b/arch/cris/include/arch-v10/arch/thread_info.h
index 218f4152d3e5..0ef1223998c1 100644
--- a/arch/cris/include/arch-v10/arch/thread_info.h
+++ b/arch/cris/include/arch-v10/arch/thread_info.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ARCH_THREAD_INFO_H
#define _ASM_ARCH_THREAD_INFO_H
diff --git a/arch/cris/include/arch-v10/arch/timex.h b/arch/cris/include/arch-v10/arch/timex.h
index e48447d94faf..9c9583e5aed6 100644
--- a/arch/cris/include/arch-v10/arch/timex.h
+++ b/arch/cris/include/arch-v10/arch/timex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Use prescale timer at 25000 Hz instead of the baudrate timer at
* 19200 to get rid of the 64ppm to fast timer (and we get better
diff --git a/arch/cris/include/arch-v10/arch/tlb.h b/arch/cris/include/arch-v10/arch/tlb.h
index 31525bbe75c3..9f039d83f21b 100644
--- a/arch/cris/include/arch-v10/arch/tlb.h
+++ b/arch/cris/include/arch-v10/arch/tlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CRIS_ARCH_TLB_H
#define _CRIS_ARCH_TLB_H
diff --git a/arch/cris/include/arch-v10/arch/uaccess.h b/arch/cris/include/arch-v10/arch/uaccess.h
index 5477c98c2281..8d033c534f1f 100644
--- a/arch/cris/include/arch-v10/arch/uaccess.h
+++ b/arch/cris/include/arch-v10/arch/uaccess.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Authors: Bjorn Wesen (bjornw@axis.com)
* Hans-Peter Nilsson (hp@axis.com)
diff --git a/arch/cris/include/arch-v10/arch/unistd.h b/arch/cris/include/arch-v10/arch/unistd.h
index d1a38b9e6264..03cd0b8652f4 100644
--- a/arch/cris/include/arch-v10/arch/unistd.h
+++ b/arch/cris/include/arch-v10/arch/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CRIS_ARCH_UNISTD_H_
#define _ASM_CRIS_ARCH_UNISTD_H_
diff --git a/arch/cris/include/arch-v32/arch/bitops.h b/arch/cris/include/arch-v32/arch/bitops.h
index 147689d6b624..7df94798f063 100644
--- a/arch/cris/include/arch-v32/arch/bitops.h
+++ b/arch/cris/include/arch-v32/arch/bitops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CRIS_ARCH_BITOPS_H
#define _ASM_CRIS_ARCH_BITOPS_H
diff --git a/arch/cris/include/arch-v32/arch/bug.h b/arch/cris/include/arch-v32/arch/bug.h
index fb59faaaae0a..982c6b08fdf1 100644
--- a/arch/cris/include/arch-v32/arch/bug.h
+++ b/arch/cris/include/arch-v32/arch/bug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_CRISv32_ARCH_BUG_H
#define __ASM_CRISv32_ARCH_BUG_H
diff --git a/arch/cris/include/arch-v32/arch/cache.h b/arch/cris/include/arch-v32/arch/cache.h
index 7caf25d58e6b..f61f3088c45b 100644
--- a/arch/cris/include/arch-v32/arch/cache.h
+++ b/arch/cris/include/arch-v32/arch/cache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CRIS_ARCH_CACHE_H
#define _ASM_CRIS_ARCH_CACHE_H
diff --git a/arch/cris/include/arch-v32/arch/checksum.h b/arch/cris/include/arch-v32/arch/checksum.h
index 65cf205b1329..fea1341ef244 100644
--- a/arch/cris/include/arch-v32/arch/checksum.h
+++ b/arch/cris/include/arch-v32/arch/checksum.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CRIS_ARCH_CHECKSUM_H
#define _ASM_CRIS_ARCH_CHECKSUM_H
diff --git a/arch/cris/include/arch-v32/arch/cryptocop.h b/arch/cris/include/arch-v32/arch/cryptocop.h
index a56ac61a9931..f2f8eda1ffb1 100644
--- a/arch/cris/include/arch-v32/arch/cryptocop.h
+++ b/arch/cris/include/arch-v32/arch/cryptocop.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* The device /dev/cryptocop is accessible using this driver using
* CRYPTOCOP_MAJOR (254) and minor number 0.
diff --git a/arch/cris/include/arch-v32/arch/delay.h b/arch/cris/include/arch-v32/arch/delay.h
index e9fda03810a9..94307c1fbb1c 100644
--- a/arch/cris/include/arch-v32/arch/delay.h
+++ b/arch/cris/include/arch-v32/arch/delay.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CRIS_ARCH_DELAY_H
#define _ASM_CRIS_ARCH_DELAY_H
diff --git a/arch/cris/include/arch-v32/arch/hwregs/Makefile b/arch/cris/include/arch-v32/arch/hwregs/Makefile
index b8b3f8d666e4..bb5ffa7ff9f4 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/Makefile
+++ b/arch/cris/include/arch-v32/arch/hwregs/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile to generate or copy the latest register definitions
# and related datastructures and helpermacros.
# The official place for these files is at:
diff --git a/arch/cris/include/arch-v32/arch/hwregs/asm/ata_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/asm/ata_defs_asm.h
index 866191418f9c..6886ba3c2d53 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/asm/ata_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/asm/ata_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ata_defs_asm_h
#define __ata_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/asm/bif_core_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/asm/bif_core_defs_asm.h
index c686cb335621..1d75d8c31cc0 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/asm/bif_core_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/asm/bif_core_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __bif_core_defs_asm_h
#define __bif_core_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/asm/bif_dma_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/asm/bif_dma_defs_asm.h
index 71532aa18168..a07447fa75f8 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/asm/bif_dma_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/asm/bif_dma_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __bif_dma_defs_asm_h
#define __bif_dma_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/asm/bif_slave_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/asm/bif_slave_defs_asm.h
index 031f33a365bb..55697fec603e 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/asm/bif_slave_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/asm/bif_slave_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __bif_slave_defs_asm_h
#define __bif_slave_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/asm/config_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/asm/config_defs_asm.h
index e98476332e1f..6455b4897bcc 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/asm/config_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/asm/config_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __config_defs_asm_h
#define __config_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/asm/cris_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/asm/cris_defs_asm.h
index 7f768db272e2..bd048296d2f8 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/asm/cris_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/asm/cris_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __cris_defs_asm_h
#define __cris_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/asm/cris_supp_reg.h b/arch/cris/include/arch-v32/arch/hwregs/asm/cris_supp_reg.h
index 7d3689a6f80d..429fe0d4ffe4 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/asm/cris_supp_reg.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/asm/cris_supp_reg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define RW_GC_CFG 0
#define RW_GC_CCS 1
#define RW_GC_SRS 2
diff --git a/arch/cris/include/arch-v32/arch/hwregs/asm/dma_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/asm/dma_defs_asm.h
index 0cb71bc127ae..fec451d2a3db 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/asm/dma_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/asm/dma_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __dma_defs_asm_h
#define __dma_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/asm/eth_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/asm/eth_defs_asm.h
index c9f49864831b..97fe523d4d72 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/asm/eth_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/asm/eth_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __eth_defs_asm_h
#define __eth_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/asm/gio_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/asm/gio_defs_asm.h
index 35356bc08629..41bc2f83795c 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/asm/gio_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/asm/gio_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __gio_defs_asm_h
#define __gio_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/asm/intr_vect.h b/arch/cris/include/arch-v32/arch/hwregs/asm/intr_vect.h
index c8315905c571..e371052fa1bc 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/asm/intr_vect.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/asm/intr_vect.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Interrupt vector numbers autogenerated by /n/asic/design/tools/rdesc/src/rdes2intr version
from ../../inst/intr_vect/rtl/guinness/ivmask.config.r
version . */
diff --git a/arch/cris/include/arch-v32/arch/hwregs/asm/intr_vect_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/asm/intr_vect_defs_asm.h
index 6df2a433b02d..8d0c788b286b 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/asm/intr_vect_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/asm/intr_vect_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __intr_vect_defs_asm_h
#define __intr_vect_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/asm/irq_nmi_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/asm/irq_nmi_defs_asm.h
index 0c8084054840..f624468346af 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/asm/irq_nmi_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/asm/irq_nmi_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __irq_nmi_defs_asm_h
#define __irq_nmi_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/asm/marb_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/asm/marb_defs_asm.h
index 45400eb8d389..6a5ce2141860 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/asm/marb_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/asm/marb_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __marb_defs_asm_h
#define __marb_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/asm/mmu_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/asm/mmu_defs_asm.h
index 505b7a16d878..083174678961 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/asm/mmu_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/asm/mmu_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __mmu_defs_asm_h
#define __mmu_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/asm/mmu_supp_reg.h b/arch/cris/include/arch-v32/arch/hwregs/asm/mmu_supp_reg.h
index 339500bf3bc0..fd66daa79259 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/asm/mmu_supp_reg.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/asm/mmu_supp_reg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define RW_MM_CFG 0
#define RW_MM_KBASE_LO 1
#define RW_MM_KBASE_HI 2
diff --git a/arch/cris/include/arch-v32/arch/hwregs/asm/rt_trace_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/asm/rt_trace_defs_asm.h
index 10246f49fb28..72b3d231d80f 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/asm/rt_trace_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/asm/rt_trace_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __rt_trace_defs_asm_h
#define __rt_trace_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/asm/ser_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/asm/ser_defs_asm.h
index 4a2808bdf390..944f4c7666b4 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/asm/ser_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/asm/ser_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ser_defs_asm_h
#define __ser_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/asm/sser_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/asm/sser_defs_asm.h
index 27d4d91b3abd..607b505100fa 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/asm/sser_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/asm/sser_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __sser_defs_asm_h
#define __sser_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/asm/strcop_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/asm/strcop_defs_asm.h
index 55083e6aec93..fab117b00ab6 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/asm/strcop_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/asm/strcop_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __strcop_defs_asm_h
#define __strcop_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/asm/strmux_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/asm/strmux_defs_asm.h
index 69b299920f71..73755fa8a526 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/asm/strmux_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/asm/strmux_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __strmux_defs_asm_h
#define __strmux_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/asm/timer_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/asm/timer_defs_asm.h
index 43146021fc16..cc67986d7437 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/asm/timer_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/asm/timer_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __timer_defs_asm_h
#define __timer_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/ata_defs.h b/arch/cris/include/arch-v32/arch/hwregs/ata_defs.h
index 43b6643ff0d3..2a8adbcf75d8 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/ata_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/ata_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ata_defs_h
#define __ata_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/bif_core_defs.h b/arch/cris/include/arch-v32/arch/hwregs/bif_core_defs.h
index a56608b50359..054841c45466 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/bif_core_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/bif_core_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __bif_core_defs_h
#define __bif_core_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/bif_dma_defs.h b/arch/cris/include/arch-v32/arch/hwregs/bif_dma_defs.h
index b931c1aab679..5c4abf5c0167 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/bif_dma_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/bif_dma_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __bif_dma_defs_h
#define __bif_dma_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/bif_slave_defs.h b/arch/cris/include/arch-v32/arch/hwregs/bif_slave_defs.h
index d18fc3c9f569..80c740b3c785 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/bif_slave_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/bif_slave_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __bif_slave_defs_h
#define __bif_slave_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/config_defs.h b/arch/cris/include/arch-v32/arch/hwregs/config_defs.h
index 45457a4e3817..1c5da14f27f3 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/config_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/config_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __config_defs_h
#define __config_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/cpu_vect.h b/arch/cris/include/arch-v32/arch/hwregs/cpu_vect.h
index 8370aee8a14a..913f918bba14 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/cpu_vect.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/cpu_vect.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Interrupt vector numbers autogenerated by /n/asic/design/tools/rdesc/src/rdes2intr version
from ../../inst/crisp/doc/cpu_vect.r
version . */
diff --git a/arch/cris/include/arch-v32/arch/hwregs/dma.h b/arch/cris/include/arch-v32/arch/hwregs/dma.h
index 52bf67907f28..dd24c6da09e0 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/dma.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* DMA C definitions and help macros
*
diff --git a/arch/cris/include/arch-v32/arch/hwregs/dma_defs.h b/arch/cris/include/arch-v32/arch/hwregs/dma_defs.h
index 48ac8cef7ebe..a67826f5fe21 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/dma_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/dma_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __dma_defs_h
#define __dma_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/eth_defs.h b/arch/cris/include/arch-v32/arch/hwregs/eth_defs.h
index 90fe8a28894f..d8021b44e5e6 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/eth_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/eth_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __eth_defs_h
#define __eth_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/extmem_defs.h b/arch/cris/include/arch-v32/arch/hwregs/extmem_defs.h
index c47b5ca48ece..5937ed7a5228 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/extmem_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/extmem_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __extmem_defs_h
#define __extmem_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/Makefile b/arch/cris/include/arch-v32/arch/hwregs/iop/Makefile
index 0747a22e3c07..1b9467ae65c1 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/Makefile
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# $Id: Makefile,v 1.3 2004/01/07 20:34:55 johana Exp $
# Makefile to generate or copy the latest register definitions
# and related datastructures and helpermacros.
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_crc_par_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_crc_par_defs_asm.h
index a4b58000c164..10443d789a66 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_crc_par_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_crc_par_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_crc_par_defs_asm_h
#define __iop_crc_par_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_dmc_in_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_dmc_in_defs_asm.h
index e7d539feccb1..fdee9bbe1fd4 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_dmc_in_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_dmc_in_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_dmc_in_defs_asm_h
#define __iop_dmc_in_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_dmc_out_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_dmc_out_defs_asm.h
index 9fe1a8054371..a97b741bd36a 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_dmc_out_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_dmc_out_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_dmc_out_defs_asm_h
#define __iop_dmc_out_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_fifo_in_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_fifo_in_defs_asm.h
index 974dee082f9f..e2c0990246f2 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_fifo_in_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_fifo_in_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_fifo_in_defs_asm_h
#define __iop_fifo_in_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_fifo_in_extra_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_fifo_in_extra_defs_asm.h
index e00fab0c9335..50837b989c90 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_fifo_in_extra_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_fifo_in_extra_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_fifo_in_extra_defs_asm_h
#define __iop_fifo_in_extra_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_fifo_out_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_fifo_out_defs_asm.h
index 9ec5f4a826df..9f06dddf33a0 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_fifo_out_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_fifo_out_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_fifo_out_defs_asm_h
#define __iop_fifo_out_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_fifo_out_extra_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_fifo_out_extra_defs_asm.h
index 0f84a50cf77c..e8c488c389e4 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_fifo_out_extra_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_fifo_out_extra_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_fifo_out_extra_defs_asm_h
#define __iop_fifo_out_extra_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_mpu_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_mpu_defs_asm.h
index 80490c82cc29..48869d445e07 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_mpu_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_mpu_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_mpu_defs_asm_h
#define __iop_mpu_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_reg_space_asm.h b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_reg_space_asm.h
index a20b8857b4d0..615f869a6de9 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_reg_space_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_reg_space_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Autogenerated Changes here will be lost!
* generated by ../gen_sw.pl Mon Apr 11 16:10:18 2005 iop_sw.cfg
*/
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_sap_in_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_sap_in_defs_asm.h
index a4a10ff300b3..fe8c90e015b0 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_sap_in_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_sap_in_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_sap_in_defs_asm_h
#define __iop_sap_in_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_sap_out_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_sap_out_defs_asm.h
index 0ec727f92a25..a5e46f0bbf6f 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_sap_out_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_sap_out_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_sap_out_defs_asm_h
#define __iop_sap_out_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_scrc_in_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_scrc_in_defs_asm.h
index 2cf5721597fc..169aaf8d44b2 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_scrc_in_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_scrc_in_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_scrc_in_defs_asm_h
#define __iop_scrc_in_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_scrc_out_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_scrc_out_defs_asm.h
index 640a25725f20..0e9bca149bc6 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_scrc_out_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_scrc_out_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_scrc_out_defs_asm_h
#define __iop_scrc_out_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_spu_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_spu_defs_asm.h
index bb402c1aa761..cf2b64a9d42c 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_spu_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_spu_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_spu_defs_asm_h
#define __iop_spu_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_sw_cfg_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_sw_cfg_defs_asm.h
index 3be60f9b024c..4f4c7340d39a 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_sw_cfg_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_sw_cfg_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_sw_cfg_defs_asm_h
#define __iop_sw_cfg_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_sw_cpu_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_sw_cpu_defs_asm.h
index db347bcba025..ef04a57a0680 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_sw_cpu_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_sw_cpu_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_sw_cpu_defs_asm_h
#define __iop_sw_cpu_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_sw_mpu_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_sw_mpu_defs_asm.h
index ee7dc0435b59..22292069e4fd 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_sw_mpu_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_sw_mpu_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_sw_mpu_defs_asm_h
#define __iop_sw_mpu_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_sw_spu_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_sw_spu_defs_asm.h
index 0929f144cfa1..82729218621c 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_sw_spu_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_sw_spu_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_sw_spu_defs_asm_h
#define __iop_sw_spu_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_timer_grp_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_timer_grp_defs_asm.h
index 7129a9a4bedc..4f1cf73d86cd 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_timer_grp_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_timer_grp_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_timer_grp_defs_asm_h
#define __iop_timer_grp_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_trigger_grp_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_trigger_grp_defs_asm.h
index 1005d9db80dc..7bc882c62952 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_trigger_grp_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_trigger_grp_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_trigger_grp_defs_asm_h
#define __iop_trigger_grp_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_version_defs_asm.h b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_version_defs_asm.h
index e13feb20a7e3..2e239957e34a 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_version_defs_asm.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/asm/iop_version_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_version_defs_asm_h
#define __iop_version_defs_asm_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_crc_par_defs.h b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_crc_par_defs.h
index 90e4785b6474..8690034d9bec 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_crc_par_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_crc_par_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_crc_par_defs_h
#define __iop_crc_par_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_dmc_in_defs.h b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_dmc_in_defs.h
index 76aec6e37f3e..3dd4e870a3a5 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_dmc_in_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_dmc_in_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_dmc_in_defs_h
#define __iop_dmc_in_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_dmc_out_defs.h b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_dmc_out_defs.h
index 938a0d4c4604..7ed17bc553c3 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_dmc_out_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_dmc_out_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_dmc_out_defs_h
#define __iop_dmc_out_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_fifo_in_defs.h b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_fifo_in_defs.h
index e0c982b263fa..dc14868680e6 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_fifo_in_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_fifo_in_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_fifo_in_defs_h
#define __iop_fifo_in_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_fifo_in_extra_defs.h b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_fifo_in_extra_defs.h
index 798ac95870e9..ee7dc07a7862 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_fifo_in_extra_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_fifo_in_extra_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_fifo_in_extra_defs_h
#define __iop_fifo_in_extra_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_fifo_out_defs.h b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_fifo_out_defs.h
index 833e10f02526..ee8194fcfa82 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_fifo_out_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_fifo_out_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_fifo_out_defs_h
#define __iop_fifo_out_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_fifo_out_extra_defs.h b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_fifo_out_extra_defs.h
index 4a840aae84ee..b9721649f6fd 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_fifo_out_extra_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_fifo_out_extra_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_fifo_out_extra_defs_h
#define __iop_fifo_out_extra_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_mpu_defs.h b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_mpu_defs.h
index c2b0ba1be60f..28e1c5903677 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_mpu_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_mpu_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_mpu_defs_h
#define __iop_mpu_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_mpu_macros.h b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_mpu_macros.h
index 2ec897ced166..41f5178a65b8 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_mpu_macros.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_mpu_macros.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* ************************************************************************* */
/* This file is autogenerated by IOPASM Version 1.2 */
/* DO NOT EDIT THIS FILE - All changes will be lost! */
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_reg_space.h b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_reg_space.h
index 756550f5d6cb..95e9ce8c042a 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_reg_space.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_reg_space.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Autogenerated Changes here will be lost!
* generated by ../gen_sw.pl Mon Apr 11 16:10:18 2005 iop_sw.cfg
*/
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_sap_in_defs.h b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_sap_in_defs.h
index 5548ac10074f..22a74eafb8b0 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_sap_in_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_sap_in_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_sap_in_defs_h
#define __iop_sap_in_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_sap_out_defs.h b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_sap_out_defs.h
index 273936996183..380133910105 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_sap_out_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_sap_out_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_sap_out_defs_h
#define __iop_sap_out_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_scrc_in_defs.h b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_scrc_in_defs.h
index 4f0a9a81e737..65d662046ca9 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_scrc_in_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_scrc_in_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_scrc_in_defs_h
#define __iop_scrc_in_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_scrc_out_defs.h b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_scrc_out_defs.h
index fd1d6ea1d484..ba39605b9737 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_scrc_out_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_scrc_out_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_scrc_out_defs_h
#define __iop_scrc_out_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_spu_defs.h b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_spu_defs.h
index 0fda26e2f06f..7681fdab93fc 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_spu_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_spu_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_spu_defs_h
#define __iop_spu_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_sw_cfg_defs.h b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_sw_cfg_defs.h
index d7b6d75884d2..86e5c9b3e593 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_sw_cfg_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_sw_cfg_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_sw_cfg_defs_h
#define __iop_sw_cfg_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_sw_cpu_defs.h b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_sw_cpu_defs.h
index 5fed844b19e2..31055d3fcd76 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_sw_cpu_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_sw_cpu_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_sw_cpu_defs_h
#define __iop_sw_cpu_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_sw_mpu_defs.h b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_sw_mpu_defs.h
index da718f2a8cad..5038c08e8a95 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_sw_mpu_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_sw_mpu_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_sw_mpu_defs_h
#define __iop_sw_mpu_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_sw_spu_defs.h b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_sw_spu_defs.h
index b59dde4bd0d1..aeebd57af7f7 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_sw_spu_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_sw_spu_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_sw_spu_defs_h
#define __iop_sw_spu_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_timer_grp_defs.h b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_timer_grp_defs.h
index c994114f3b51..b4095422adf6 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_timer_grp_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_timer_grp_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_timer_grp_defs_h
#define __iop_timer_grp_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_trigger_grp_defs.h b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_trigger_grp_defs.h
index 36e44282399d..aff694506e7f 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_trigger_grp_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_trigger_grp_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_trigger_grp_defs_h
#define __iop_trigger_grp_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_version_defs.h b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_version_defs.h
index b8d6a910c71c..53a4b8cda969 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/iop/iop_version_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/iop/iop_version_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_version_defs_h
#define __iop_version_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/irq_nmi_defs.h b/arch/cris/include/arch-v32/arch/hwregs/irq_nmi_defs.h
index 7b167e3c0572..63b20dee2fd1 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/irq_nmi_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/irq_nmi_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __irq_nmi_defs_h
#define __irq_nmi_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/marb_bp_defs.h b/arch/cris/include/arch-v32/arch/hwregs/marb_bp_defs.h
index a11fdd3cd907..da29a8a22250 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/marb_bp_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/marb_bp_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __marb_bp_defs_h
#define __marb_bp_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/marb_defs.h b/arch/cris/include/arch-v32/arch/hwregs/marb_defs.h
index 71e8af0bb3a4..2858de48a5e0 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/marb_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/marb_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __marb_defs_h
#define __marb_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/reg_rdwr.h b/arch/cris/include/arch-v32/arch/hwregs/reg_rdwr.h
index 236f91efe7e8..8fabdd211507 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/reg_rdwr.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/reg_rdwr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Read/write register macros used by *_defs.h
*/
diff --git a/arch/cris/include/arch-v32/arch/hwregs/rt_trace_defs.h b/arch/cris/include/arch-v32/arch/hwregs/rt_trace_defs.h
index d9f0e924fb23..ebb6bbc6e778 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/rt_trace_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/rt_trace_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __rt_trace_defs_h
#define __rt_trace_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/ser_defs.h b/arch/cris/include/arch-v32/arch/hwregs/ser_defs.h
index 01c2fab97d43..3b04cf9012cf 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/ser_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/ser_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ser_defs_h
#define __ser_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/sser_defs.h b/arch/cris/include/arch-v32/arch/hwregs/sser_defs.h
index 8d1dab218b91..02971f9b6558 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/sser_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/sser_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __sser_defs_h
#define __sser_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/strcop.h b/arch/cris/include/arch-v32/arch/hwregs/strcop.h
index 35131ba466f3..2c522b024ee7 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/strcop.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/strcop.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
// $Id: strcop.h,v 1.3 2003/10/22 13:27:12 henriken Exp $
// Streamcop meta-data configuration structs
diff --git a/arch/cris/include/arch-v32/arch/hwregs/strcop_defs.h b/arch/cris/include/arch-v32/arch/hwregs/strcop_defs.h
index bd145a49b2c4..069b2ed9def5 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/strcop_defs.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/strcop_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __strcop_defs_h
#define __strcop_defs_h
diff --git a/arch/cris/include/arch-v32/arch/hwregs/supp_reg.h b/arch/cris/include/arch-v32/arch/hwregs/supp_reg.h
index ffe49625ae36..c3fa0c06c558 100644
--- a/arch/cris/include/arch-v32/arch/hwregs/supp_reg.h
+++ b/arch/cris/include/arch-v32/arch/hwregs/supp_reg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SUPP_REG_H__
#define __SUPP_REG_H__
diff --git a/arch/cris/include/arch-v32/arch/intmem.h b/arch/cris/include/arch-v32/arch/intmem.h
index c0ada33bf90f..2bcb21c9b25f 100644
--- a/arch/cris/include/arch-v32/arch/intmem.h
+++ b/arch/cris/include/arch-v32/arch/intmem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CRIS_INTMEM_H
#define _ASM_CRIS_INTMEM_H
diff --git a/arch/cris/include/arch-v32/arch/irq.h b/arch/cris/include/arch-v32/arch/irq.h
index 8270a1bbfdb6..5259084001d4 100644
--- a/arch/cris/include/arch-v32/arch/irq.h
+++ b/arch/cris/include/arch-v32/arch/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ARCH_IRQ_H
#define _ASM_ARCH_IRQ_H
diff --git a/arch/cris/include/arch-v32/arch/irqflags.h b/arch/cris/include/arch-v32/arch/irqflags.h
index 5f6fddf99509..d55bf82de77c 100644
--- a/arch/cris/include/arch-v32/arch/irqflags.h
+++ b/arch/cris/include/arch-v32/arch/irqflags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_CRIS_ARCH_IRQFLAGS_H
#define __ASM_CRIS_ARCH_IRQFLAGS_H
diff --git a/arch/cris/include/arch-v32/arch/mmu.h b/arch/cris/include/arch-v32/arch/mmu.h
index e6db1616dee5..a8eec1312de0 100644
--- a/arch/cris/include/arch-v32/arch/mmu.h
+++ b/arch/cris/include/arch-v32/arch/mmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CRIS_ARCH_MMU_H
#define _ASM_CRIS_ARCH_MMU_H
diff --git a/arch/cris/include/arch-v32/arch/offset.h b/arch/cris/include/arch-v32/arch/offset.h
index 4442c4bd52f4..10a670443386 100644
--- a/arch/cris/include/arch-v32/arch/offset.h
+++ b/arch/cris/include/arch-v32/arch/offset.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_OFFSETS_H__
#define __ASM_OFFSETS_H__
/*
diff --git a/arch/cris/include/arch-v32/arch/page.h b/arch/cris/include/arch-v32/arch/page.h
index e5b5aab52de8..7ac04f615193 100644
--- a/arch/cris/include/arch-v32/arch/page.h
+++ b/arch/cris/include/arch-v32/arch/page.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CRIS_ARCH_PAGE_H
#define _ASM_CRIS_ARCH_PAGE_H
diff --git a/arch/cris/include/arch-v32/arch/pgtable.h b/arch/cris/include/arch-v32/arch/pgtable.h
index c1051a8da33d..e787b19b700e 100644
--- a/arch/cris/include/arch-v32/arch/pgtable.h
+++ b/arch/cris/include/arch-v32/arch/pgtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CRIS_ARCH_PGTABLE_H
#define _ASM_CRIS_ARCH_PGTABLE_H
diff --git a/arch/cris/include/arch-v32/arch/processor.h b/arch/cris/include/arch-v32/arch/processor.h
index 568759271ab5..554088ab5f01 100644
--- a/arch/cris/include/arch-v32/arch/processor.h
+++ b/arch/cris/include/arch-v32/arch/processor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CRIS_ARCH_PROCESSOR_H
#define _ASM_CRIS_ARCH_PROCESSOR_H
diff --git a/arch/cris/include/arch-v32/arch/swab.h b/arch/cris/include/arch-v32/arch/swab.h
index 9a4ea5e209c2..280dd7093e4f 100644
--- a/arch/cris/include/arch-v32/arch/swab.h
+++ b/arch/cris/include/arch-v32/arch/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CRIS_ARCH_SWAB_H
#define _ASM_CRIS_ARCH_SWAB_H
diff --git a/arch/cris/include/arch-v32/arch/system.h b/arch/cris/include/arch-v32/arch/system.h
index db853fb3a458..84f00e5d4652 100644
--- a/arch/cris/include/arch-v32/arch/system.h
+++ b/arch/cris/include/arch-v32/arch/system.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CRIS_ARCH_SYSTEM_H
#define _ASM_CRIS_ARCH_SYSTEM_H
diff --git a/arch/cris/include/arch-v32/arch/thread_info.h b/arch/cris/include/arch-v32/arch/thread_info.h
index d6936956a3c6..8514669e5fab 100644
--- a/arch/cris/include/arch-v32/arch/thread_info.h
+++ b/arch/cris/include/arch-v32/arch/thread_info.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CRIS_ARCH_THREAD_INFO_H
#define _ASM_CRIS_ARCH_THREAD_INFO_H
diff --git a/arch/cris/include/arch-v32/arch/timex.h b/arch/cris/include/arch-v32/arch/timex.h
index 2591d3c5ed9d..2cd8e704a73b 100644
--- a/arch/cris/include/arch-v32/arch/timex.h
+++ b/arch/cris/include/arch-v32/arch/timex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CRIS_ARCH_TIMEX_H
#define _ASM_CRIS_ARCH_TIMEX_H
diff --git a/arch/cris/include/arch-v32/arch/tlb.h b/arch/cris/include/arch-v32/arch/tlb.h
index 4effb1253660..50452802738f 100644
--- a/arch/cris/include/arch-v32/arch/tlb.h
+++ b/arch/cris/include/arch-v32/arch/tlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CRIS_ARCH_TLB_H
#define _CRIS_ARCH_TLB_H
diff --git a/arch/cris/include/arch-v32/arch/uaccess.h b/arch/cris/include/arch-v32/arch/uaccess.h
index dc2ce090f624..214bd26efcd9 100644
--- a/arch/cris/include/arch-v32/arch/uaccess.h
+++ b/arch/cris/include/arch-v32/arch/uaccess.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Authors: Hans-Peter Nilsson (hp@axis.com)
*
diff --git a/arch/cris/include/arch-v32/arch/unistd.h b/arch/cris/include/arch-v32/arch/unistd.h
index 0051114c63c7..764435b3b28e 100644
--- a/arch/cris/include/arch-v32/arch/unistd.h
+++ b/arch/cris/include/arch-v32/arch/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CRIS_ARCH_UNISTD_H_
#define _ASM_CRIS_ARCH_UNISTD_H_
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/arbiter.h b/arch/cris/include/arch-v32/mach-a3/mach/arbiter.h
index 65e9d6ff0520..7fafc370def2 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/arbiter.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/arbiter.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CRIS_ARCH_ARBITER_H
#define _ASM_CRIS_ARCH_ARBITER_H
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/dma.h b/arch/cris/include/arch-v32/mach-a3/mach/dma.h
index f01dca1ad108..92a74eab4395 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/dma.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ARCH_CRIS_DMA_H
#define _ASM_ARCH_CRIS_DMA_H
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/asm/clkgen_defs_asm.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/asm/clkgen_defs_asm.h
index 02855adf63e8..3d7f12ec1c54 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/asm/clkgen_defs_asm.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/asm/clkgen_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __clkgen_defs_asm_h
#define __clkgen_defs_asm_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/asm/ddr2_defs_asm.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/asm/ddr2_defs_asm.h
index b12be03edacb..df79e5a7f02a 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/asm/ddr2_defs_asm.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/asm/ddr2_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ddr2_defs_asm_h
#define __ddr2_defs_asm_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/asm/gio_defs_asm.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/asm/gio_defs_asm.h
index df6714fda179..04b7ff3f70a2 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/asm/gio_defs_asm.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/asm/gio_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __gio_defs_asm_h
#define __gio_defs_asm_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/asm/pinmux_defs_asm.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/asm/pinmux_defs_asm.h
index c3dc9c666c46..a73168a8e93a 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/asm/pinmux_defs_asm.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/asm/pinmux_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __pinmux_defs_asm_h
#define __pinmux_defs_asm_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/asm/pio_defs_asm.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/asm/pio_defs_asm.h
index 3907ef4921c8..463bb9e2c38e 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/asm/pio_defs_asm.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/asm/pio_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __pio_defs_asm_h
#define __pio_defs_asm_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/asm/reg_map_asm.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/asm/reg_map_asm.h
index 89439e9610e2..e3bf8e0692a6 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/asm/reg_map_asm.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/asm/reg_map_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __reg_map_asm_h
#define __reg_map_asm_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/asm/timer_defs_asm.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/asm/timer_defs_asm.h
index b129e826fc34..82da59c382c2 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/asm/timer_defs_asm.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/asm/timer_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __timer_defs_asm_h
#define __timer_defs_asm_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/clkgen_defs.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/clkgen_defs.h
index c1e9ba93b3a3..32d58fed3b03 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/clkgen_defs.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/clkgen_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __clkgen_defs_h
#define __clkgen_defs_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/ddr2_defs.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/ddr2_defs.h
index 0f30e8bf946d..84684c335d7d 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/ddr2_defs.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/ddr2_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ddr2_defs_h
#define __ddr2_defs_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/gio_defs.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/gio_defs.h
index 5d88e0db23ae..83ab1f495612 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/gio_defs.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/gio_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __gio_defs_h
#define __gio_defs_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/intr_vect.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/intr_vect.h
index bea699aa480e..55dab5bd7bd3 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/intr_vect.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/intr_vect.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Interrupt vector numbers autogenerated by ../../../tools/rdesc/bin/rdes2intr
from intr_vect.r */
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/intr_vect_defs.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/intr_vect_defs.h
index b820f6347c74..71a28d1ed74a 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/intr_vect_defs.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/intr_vect_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __intr_vect_defs_h
#define __intr_vect_defs_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_reg_space_asm.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_reg_space_asm.h
index d75a74e90458..5e5f4d94aecf 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_reg_space_asm.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_reg_space_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Autogenerated Changes here will be lost!
* generated by ./gen_sw.pl Wed Feb 14 09:27:48 2007 iop_sw.cfg
*/
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_sap_in_defs_asm.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_sap_in_defs_asm.h
index 7f90b5a0460d..ee0587ec433c 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_sap_in_defs_asm.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_sap_in_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_sap_in_defs_asm_h
#define __iop_sap_in_defs_asm_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_sap_out_defs_asm.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_sap_out_defs_asm.h
index 399bd656406b..9bbe0b920c93 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_sap_out_defs_asm.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_sap_out_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_sap_out_defs_asm_h
#define __iop_sap_out_defs_asm_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_sw_cfg_defs_asm.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_sw_cfg_defs_asm.h
index 3b3949b51a66..c4b8bc386cb6 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_sw_cfg_defs_asm.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_sw_cfg_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_sw_cfg_defs_asm_h
#define __iop_sw_cfg_defs_asm_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_sw_cpu_defs_asm.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_sw_cpu_defs_asm.h
index 3f4fe1b31815..89f36dc1f96d 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_sw_cpu_defs_asm.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_sw_cpu_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_sw_cpu_defs_asm_h
#define __iop_sw_cpu_defs_asm_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_sw_mpu_defs_asm.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_sw_mpu_defs_asm.h
index ffcc83b22d21..45e19d79dba9 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_sw_mpu_defs_asm.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_sw_mpu_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_sw_mpu_defs_asm_h
#define __iop_sw_mpu_defs_asm_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_sw_spu_defs_asm.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_sw_spu_defs_asm.h
index 67a745338087..55afb6e320e4 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_sw_spu_defs_asm.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_sw_spu_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_sw_spu_defs_asm_h
#define __iop_sw_spu_defs_asm_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_version_defs_asm.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_version_defs_asm.h
index 4ad671202af0..79ff8fafd3bf 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_version_defs_asm.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/asm/iop_version_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_version_defs_asm_h
#define __iop_version_defs_asm_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_reg_space.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_reg_space.h
index af3196c60a46..23d731f36145 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_reg_space.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_reg_space.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Autogenerated Changes here will be lost!
* generated by ./gen_sw.pl Wed Feb 14 09:27:48 2007 iop_sw.cfg
*/
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_sap_in_defs.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_sap_in_defs.h
index 51dde016c03a..1d6c09a3230d 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_sap_in_defs.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_sap_in_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_sap_in_defs_h
#define __iop_sap_in_defs_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_sap_out_defs.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_sap_out_defs.h
index 5af88baa2ac1..1cbd30efadb7 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_sap_out_defs.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_sap_out_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_sap_out_defs_h
#define __iop_sap_out_defs_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_sw_cfg_defs.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_sw_cfg_defs.h
index 98ac95275a1c..07050b053bb4 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_sw_cfg_defs.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_sw_cfg_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_sw_cfg_defs_h
#define __iop_sw_cfg_defs_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_sw_cpu_defs.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_sw_cpu_defs.h
index a16f556370eb..b4acdae4f653 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_sw_cpu_defs.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_sw_cpu_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_sw_cpu_defs_h
#define __iop_sw_cpu_defs_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_sw_mpu_defs.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_sw_mpu_defs.h
index a2e4e1a33e57..bc1abb5fb308 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_sw_mpu_defs.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_sw_mpu_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_sw_mpu_defs_h
#define __iop_sw_mpu_defs_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_sw_spu_defs.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_sw_spu_defs.h
index c8560b865a1a..82b64360a4d3 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_sw_spu_defs.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_sw_spu_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_sw_spu_defs_h
#define __iop_sw_spu_defs_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_version_defs.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_version_defs.h
index 20de425e652b..d944c6ce5f9b 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_version_defs.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/iop/iop_version_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __iop_version_defs_h
#define __iop_version_defs_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/l2cache_defs.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/l2cache_defs.h
index 243ac3c882cb..5c72116f1067 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/l2cache_defs.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/l2cache_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __l2cache_defs_h
#define __l2cache_defs_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/marb_bar_defs.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/marb_bar_defs.h
index c0e7628cbf7d..84f68755a75c 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/marb_bar_defs.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/marb_bar_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __marb_bar_defs_h
#define __marb_bar_defs_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/marb_foo_defs.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/marb_foo_defs.h
index 2baa833f109a..13539bc5d613 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/marb_foo_defs.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/marb_foo_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __marb_foo_defs_h
#define __marb_foo_defs_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/pinmux_defs.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/pinmux_defs.h
index 4b96cd2cba8a..d604042a52bf 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/pinmux_defs.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/pinmux_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __pinmux_defs_h
#define __pinmux_defs_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/pio_defs.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/pio_defs.h
index 2d8e4b4cc602..348e39f419e0 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/pio_defs.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/pio_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __pio_defs_h
#define __pio_defs_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/reg_map.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/reg_map.h
index 36e59d6e96b6..04ef87d42513 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/reg_map.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/reg_map.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __reg_map_h
#define __reg_map_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/strmux_defs.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/strmux_defs.h
index 14f718a4ecc3..a19955fa8d94 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/strmux_defs.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/strmux_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __strmux_defs_h
#define __strmux_defs_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/timer_defs.h b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/timer_defs.h
index 2c33e097d60a..de849a6362f6 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/hwregs/timer_defs.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/hwregs/timer_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __timer_defs_h
#define __timer_defs_h
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/memmap.h b/arch/cris/include/arch-v32/mach-a3/mach/memmap.h
index 7e15c9eb4e49..7b9a9a5699b2 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/memmap.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/memmap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ARCH_MEMMAP_H
#define _ASM_ARCH_MEMMAP_H
diff --git a/arch/cris/include/arch-v32/mach-a3/mach/pinmux.h b/arch/cris/include/arch-v32/mach-a3/mach/pinmux.h
index db42a7254584..35e3fc97d6a3 100644
--- a/arch/cris/include/arch-v32/mach-a3/mach/pinmux.h
+++ b/arch/cris/include/arch-v32/mach-a3/mach/pinmux.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CRIS_ARCH_PINMUX_H
#define _ASM_CRIS_ARCH_PINMUX_H
diff --git a/arch/cris/include/arch-v32/mach-fs/mach/arbiter.h b/arch/cris/include/arch-v32/mach-fs/mach/arbiter.h
index a2e0ec8faa7d..f9401a3de83c 100644
--- a/arch/cris/include/arch-v32/mach-fs/mach/arbiter.h
+++ b/arch/cris/include/arch-v32/mach-fs/mach/arbiter.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CRIS_ARCH_ARBITER_H
#define _ASM_CRIS_ARCH_ARBITER_H
diff --git a/arch/cris/include/arch-v32/mach-fs/mach/dma.h b/arch/cris/include/arch-v32/mach-fs/mach/dma.h
index a8c59292586a..53a59944a48b 100644
--- a/arch/cris/include/arch-v32/mach-fs/mach/dma.h
+++ b/arch/cris/include/arch-v32/mach-fs/mach/dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ARCH_CRIS_DMA_H
#define _ASM_ARCH_CRIS_DMA_H
diff --git a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/asm/bif_core_defs_asm.h b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/asm/bif_core_defs_asm.h
index 0a409c92837e..092cad384b86 100644
--- a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/asm/bif_core_defs_asm.h
+++ b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/asm/bif_core_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __bif_core_defs_asm_h
#define __bif_core_defs_asm_h
diff --git a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/asm/config_defs_asm.h b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/asm/config_defs_asm.h
index a9908dfc2937..5b38835b42f7 100644
--- a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/asm/config_defs_asm.h
+++ b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/asm/config_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __config_defs_asm_h
#define __config_defs_asm_h
diff --git a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/asm/gio_defs_asm.h b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/asm/gio_defs_asm.h
index be4c63936d90..3d2056892832 100644
--- a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/asm/gio_defs_asm.h
+++ b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/asm/gio_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __gio_defs_asm_h
#define __gio_defs_asm_h
diff --git a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/asm/pinmux_defs_asm.h b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/asm/pinmux_defs_asm.h
index 30cf5a936b64..99968cfa446a 100644
--- a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/asm/pinmux_defs_asm.h
+++ b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/asm/pinmux_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __pinmux_defs_asm_h
#define __pinmux_defs_asm_h
diff --git a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/asm/reg_map_asm.h b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/asm/reg_map_asm.h
index 87517aebd2cb..412b8748e952 100644
--- a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/asm/reg_map_asm.h
+++ b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/asm/reg_map_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __reg_map_h
#define __reg_map_h
diff --git a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/asm/timer_defs_asm.h b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/asm/timer_defs_asm.h
index e1197194d5c1..3eb17cfbdc75 100644
--- a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/asm/timer_defs_asm.h
+++ b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/asm/timer_defs_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __timer_defs_asm_h
#define __timer_defs_asm_h
diff --git a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/bif_core_defs.h b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/bif_core_defs.h
index 44362a62b47c..a9ffb7edaf91 100644
--- a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/bif_core_defs.h
+++ b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/bif_core_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __bif_core_defs_h
#define __bif_core_defs_h
diff --git a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/bif_dma_defs.h b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/bif_dma_defs.h
index 3cb51a09dba7..d1fa172f58f4 100644
--- a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/bif_dma_defs.h
+++ b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/bif_dma_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __bif_dma_defs_h
#define __bif_dma_defs_h
diff --git a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/bif_slave_defs.h b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/bif_slave_defs.h
index 0c434585a3f9..a8d7cc528546 100644
--- a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/bif_slave_defs.h
+++ b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/bif_slave_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __bif_slave_defs_h
#define __bif_slave_defs_h
diff --git a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/config_defs.h b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/config_defs.h
index abc5f20705f7..cc8b20d17237 100644
--- a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/config_defs.h
+++ b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/config_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __config_defs_h
#define __config_defs_h
diff --git a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/gio_defs.h b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/gio_defs.h
index 26aa3efcf91b..da0b1103b66d 100644
--- a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/gio_defs.h
+++ b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/gio_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __gio_defs_h
#define __gio_defs_h
diff --git a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/intr_vect.h b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/intr_vect.h
index bacc2a895c21..ea752a2d8ee2 100644
--- a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/intr_vect.h
+++ b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/intr_vect.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Interrupt vector numbers autogenerated by /n/asic/design/tools/rdesc/src/rdes2intr version
from ../../inst/intr_vect/rtl/guinness/ivmask.config.r
version . */
diff --git a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/intr_vect_defs.h b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/intr_vect_defs.h
index aa65128ae1aa..11ebd66585cd 100644
--- a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/intr_vect_defs.h
+++ b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/intr_vect_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __intr_vect_defs_h
#define __intr_vect_defs_h
diff --git a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/marb_bp_defs.h b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/marb_bp_defs.h
index dcaaec4620ba..fb7e20d77591 100644
--- a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/marb_bp_defs.h
+++ b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/marb_bp_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __marb_bp_defs_h
#define __marb_bp_defs_h
diff --git a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/marb_defs.h b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/marb_defs.h
index 254da0854986..872a7942916a 100644
--- a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/marb_defs.h
+++ b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/marb_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __marb_defs_h
#define __marb_defs_h
diff --git a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/pinmux_defs.h b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/pinmux_defs.h
index 751eab5f191c..0a316dc36a6b 100644
--- a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/pinmux_defs.h
+++ b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/pinmux_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __pinmux_defs_h
#define __pinmux_defs_h
diff --git a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/reg_map.h b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/reg_map.h
index 4146973a58b3..1bfca2666158 100644
--- a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/reg_map.h
+++ b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/reg_map.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __reg_map_h
#define __reg_map_h
diff --git a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/strmux_defs.h b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/strmux_defs.h
index cbfaa867829e..0ab49edb1c81 100644
--- a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/strmux_defs.h
+++ b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/strmux_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __strmux_defs_h
#define __strmux_defs_h
diff --git a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/timer_defs.h b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/timer_defs.h
index 76bcc591921d..59c70ba9959b 100644
--- a/arch/cris/include/arch-v32/mach-fs/mach/hwregs/timer_defs.h
+++ b/arch/cris/include/arch-v32/mach-fs/mach/hwregs/timer_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __timer_defs_h
#define __timer_defs_h
diff --git a/arch/cris/include/arch-v32/mach-fs/mach/memmap.h b/arch/cris/include/arch-v32/mach-fs/mach/memmap.h
index d29df5644d3e..94328936cc91 100644
--- a/arch/cris/include/arch-v32/mach-fs/mach/memmap.h
+++ b/arch/cris/include/arch-v32/mach-fs/mach/memmap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ARCH_MEMMAP_H
#define _ASM_ARCH_MEMMAP_H
diff --git a/arch/cris/include/arch-v32/mach-fs/mach/pinmux.h b/arch/cris/include/arch-v32/mach-fs/mach/pinmux.h
index 09bf0c90d2d3..1d87f1392dc8 100644
--- a/arch/cris/include/arch-v32/mach-fs/mach/pinmux.h
+++ b/arch/cris/include/arch-v32/mach-fs/mach/pinmux.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CRIS_ARCH_PINMUX_H
#define _ASM_CRIS_ARCH_PINMUX_H
diff --git a/arch/cris/include/asm/axisflashmap.h b/arch/cris/include/asm/axisflashmap.h
index 015ca5445ddd..185596c2caab 100644
--- a/arch/cris/include/asm/axisflashmap.h
+++ b/arch/cris/include/asm/axisflashmap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_AXISFLASHMAP_H
#define __ASM_AXISFLASHMAP_H
diff --git a/arch/cris/include/asm/bitops.h b/arch/cris/include/asm/bitops.h
index 8062cb52d343..78f975ad42d9 100644
--- a/arch/cris/include/asm/bitops.h
+++ b/arch/cris/include/asm/bitops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* asm/bitops.h for Linux/CRIS
*
* TODO: asm versions if speed is needed
diff --git a/arch/cris/include/asm/bug.h b/arch/cris/include/asm/bug.h
index 3b3958963801..f1fa72a426c2 100644
--- a/arch/cris/include/asm/bug.h
+++ b/arch/cris/include/asm/bug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CRIS_BUG_H
#define _CRIS_BUG_H
#include <arch/bug.h>
diff --git a/arch/cris/include/asm/cache.h b/arch/cris/include/asm/cache.h
index a692b9fba8b9..8dac0922721c 100644
--- a/arch/cris/include/asm/cache.h
+++ b/arch/cris/include/asm/cache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CACHE_H
#define _ASM_CACHE_H
diff --git a/arch/cris/include/asm/cacheflush.h b/arch/cris/include/asm/cacheflush.h
index 36795bca605e..0da1c76a2bbc 100644
--- a/arch/cris/include/asm/cacheflush.h
+++ b/arch/cris/include/asm/cacheflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CRIS_CACHEFLUSH_H
#define _CRIS_CACHEFLUSH_H
diff --git a/arch/cris/include/asm/checksum.h b/arch/cris/include/asm/checksum.h
index ea949c60b190..61b6a4f6a002 100644
--- a/arch/cris/include/asm/checksum.h
+++ b/arch/cris/include/asm/checksum.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* TODO: csum_tcpudp_magic could be speeded up, and csum_fold as well */
#ifndef _CRIS_CHECKSUM_H
diff --git a/arch/cris/include/asm/delay.h b/arch/cris/include/asm/delay.h
index 75ec581bfead..2dfdb13e1a9e 100644
--- a/arch/cris/include/asm/delay.h
+++ b/arch/cris/include/asm/delay.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CRIS_DELAY_H
#define _CRIS_DELAY_H
diff --git a/arch/cris/include/asm/dma-mapping.h b/arch/cris/include/asm/dma-mapping.h
index 256169de3743..1c9bf14807db 100644
--- a/arch/cris/include/asm/dma-mapping.h
+++ b/arch/cris/include/asm/dma-mapping.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CRIS_DMA_MAPPING_H
#define _ASM_CRIS_DMA_MAPPING_H
diff --git a/arch/cris/include/asm/dma.h b/arch/cris/include/asm/dma.h
index 30fd715fa589..e1f7d6d9bfc2 100644
--- a/arch/cris/include/asm/dma.h
+++ b/arch/cris/include/asm/dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: dma.h,v 1.2 2001/05/09 12:17:42 johana Exp $ */
#ifndef _ASM_DMA_H
diff --git a/arch/cris/include/asm/eshlibld.h b/arch/cris/include/asm/eshlibld.h
index 70aa448256b0..88940556c2db 100644
--- a/arch/cris/include/asm/eshlibld.h
+++ b/arch/cris/include/asm/eshlibld.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*!**************************************************************************
*!
*! FILE NAME : eshlibld.h
diff --git a/arch/cris/include/asm/etraxi2c.h b/arch/cris/include/asm/etraxi2c.h
index e369a7620893..0fa6f03d93e7 100644
--- a/arch/cris/include/asm/etraxi2c.h
+++ b/arch/cris/include/asm/etraxi2c.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: etraxi2c.h,v 1.1 2001/01/18 15:49:57 bjornw Exp $ */
#ifndef _LINUX_ETRAXI2C_H
diff --git a/arch/cris/include/asm/fasttimer.h b/arch/cris/include/asm/fasttimer.h
index 8f8a8d6c9653..bc109f4a8377 100644
--- a/arch/cris/include/asm/fasttimer.h
+++ b/arch/cris/include/asm/fasttimer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/asm-cris/fasttimer.h
*
diff --git a/arch/cris/include/asm/fb.h b/arch/cris/include/asm/fb.h
index c7df38030992..e10150073c30 100644
--- a/arch/cris/include/asm/fb.h
+++ b/arch/cris/include/asm/fb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_FB_H_
#define _ASM_FB_H_
#include <linux/fb.h>
diff --git a/arch/cris/include/asm/io.h b/arch/cris/include/asm/io.h
index fe0b2a0ae03b..c92712d30f54 100644
--- a/arch/cris/include/asm/io.h
+++ b/arch/cris/include/asm/io.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CRIS_IO_H
#define _ASM_CRIS_IO_H
diff --git a/arch/cris/include/asm/irq.h b/arch/cris/include/asm/irq.h
index ce0fcf540d62..6a932f7db58e 100644
--- a/arch/cris/include/asm/irq.h
+++ b/arch/cris/include/asm/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IRQ_H
#define _ASM_IRQ_H
diff --git a/arch/cris/include/asm/mmu.h b/arch/cris/include/asm/mmu.h
index e06ea94ecffd..54da8f64b37a 100644
--- a/arch/cris/include/asm/mmu.h
+++ b/arch/cris/include/asm/mmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* CRIS MMU constants and PTE layout
*/
diff --git a/arch/cris/include/asm/mmu_context.h b/arch/cris/include/asm/mmu_context.h
index 349acfd25d2f..178f3b72e9e3 100644
--- a/arch/cris/include/asm/mmu_context.h
+++ b/arch/cris/include/asm/mmu_context.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CRIS_MMU_CONTEXT_H
#define __CRIS_MMU_CONTEXT_H
diff --git a/arch/cris/include/asm/page.h b/arch/cris/include/asm/page.h
index dfc53f9b88ec..5b5b3dad7484 100644
--- a/arch/cris/include/asm/page.h
+++ b/arch/cris/include/asm/page.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CRIS_PAGE_H
#define _CRIS_PAGE_H
diff --git a/arch/cris/include/asm/pci.h b/arch/cris/include/asm/pci.h
index 6e505332b3e3..6f8b366a226a 100644
--- a/arch/cris/include/asm/pci.h
+++ b/arch/cris/include/asm/pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_CRIS_PCI_H
#define __ASM_CRIS_PCI_H
diff --git a/arch/cris/include/asm/pgalloc.h b/arch/cris/include/asm/pgalloc.h
index 42f1affb9c2d..d8dc1b834b7d 100644
--- a/arch/cris/include/asm/pgalloc.h
+++ b/arch/cris/include/asm/pgalloc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CRIS_PGALLOC_H
#define _CRIS_PGALLOC_H
diff --git a/arch/cris/include/asm/pgtable.h b/arch/cris/include/asm/pgtable.h
index fa3a73004cc5..03fca401e23c 100644
--- a/arch/cris/include/asm/pgtable.h
+++ b/arch/cris/include/asm/pgtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* CRIS pgtable.h - macros and functions to manipulate page tables.
*/
diff --git a/arch/cris/include/asm/processor.h b/arch/cris/include/asm/processor.h
index bc2729e4b2c9..124dd5ec7f65 100644
--- a/arch/cris/include/asm/processor.h
+++ b/arch/cris/include/asm/processor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/asm-cris/processor.h
*
diff --git a/arch/cris/include/asm/ptrace.h b/arch/cris/include/asm/ptrace.h
index 9e788d04a4ef..d69295f1a7c8 100644
--- a/arch/cris/include/asm/ptrace.h
+++ b/arch/cris/include/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CRIS_PTRACE_H
#define _CRIS_PTRACE_H
diff --git a/arch/cris/include/asm/segment.h b/arch/cris/include/asm/segment.h
index c067513beaaf..6ac914b098bf 100644
--- a/arch/cris/include/asm/segment.h
+++ b/arch/cris/include/asm/segment.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SEGMENT_H
#define _ASM_SEGMENT_H
diff --git a/arch/cris/include/asm/serial.h b/arch/cris/include/asm/serial.h
index af7535a955fb..f51e0e10faa7 100644
--- a/arch/cris/include/asm/serial.h
+++ b/arch/cris/include/asm/serial.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SERIAL_H
#define _ASM_SERIAL_H
diff --git a/arch/cris/include/asm/shmparam.h b/arch/cris/include/asm/shmparam.h
index d29d12270687..704a7257cb0d 100644
--- a/arch/cris/include/asm/shmparam.h
+++ b/arch/cris/include/asm/shmparam.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CRIS_SHMPARAM_H
#define _ASM_CRIS_SHMPARAM_H
diff --git a/arch/cris/include/asm/signal.h b/arch/cris/include/asm/signal.h
index c11b8745cece..64b0943c0b00 100644
--- a/arch/cris/include/asm/signal.h
+++ b/arch/cris/include/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CRIS_SIGNAL_H
#define _ASM_CRIS_SIGNAL_H
diff --git a/arch/cris/include/asm/stacktrace.h b/arch/cris/include/asm/stacktrace.h
index 2d90856943ad..154f0c90d0fa 100644
--- a/arch/cris/include/asm/stacktrace.h
+++ b/arch/cris/include/asm/stacktrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CRIS_STACKTRACE_H
#define __CRIS_STACKTRACE_H
diff --git a/arch/cris/include/asm/string.h b/arch/cris/include/asm/string.h
index d5db39f9eea1..bae5a0867785 100644
--- a/arch/cris/include/asm/string.h
+++ b/arch/cris/include/asm/string.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CRIS_STRING_H
#define _ASM_CRIS_STRING_H
diff --git a/arch/cris/include/asm/swab.h b/arch/cris/include/asm/swab.h
index 991b6ace1ba9..5e1d8cf277fb 100644
--- a/arch/cris/include/asm/swab.h
+++ b/arch/cris/include/asm/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CRIS_SWAB_H
#define _CRIS_SWAB_H
diff --git a/arch/cris/include/asm/switch_to.h b/arch/cris/include/asm/switch_to.h
index d842e1163ba1..dde4acf6e54d 100644
--- a/arch/cris/include/asm/switch_to.h
+++ b/arch/cris/include/asm/switch_to.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_CRIS_SWITCH_TO_H
#define __ASM_CRIS_SWITCH_TO_H
diff --git a/arch/cris/include/asm/termios.h b/arch/cris/include/asm/termios.h
index 1991cd9e4083..9832bf3221d0 100644
--- a/arch/cris/include/asm/termios.h
+++ b/arch/cris/include/asm/termios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CRIS_TERMIOS_H
#define _CRIS_TERMIOS_H
diff --git a/arch/cris/include/asm/thread_info.h b/arch/cris/include/asm/thread_info.h
index 4ead1b40d2d7..472830c90997 100644
--- a/arch/cris/include/asm/thread_info.h
+++ b/arch/cris/include/asm/thread_info.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* thread_info.h: CRIS low-level thread information
*
* Copyright (C) 2002 David Howells (dhowells@redhat.com)
diff --git a/arch/cris/include/asm/timex.h b/arch/cris/include/asm/timex.h
index 980924ae7518..3840a556612b 100644
--- a/arch/cris/include/asm/timex.h
+++ b/arch/cris/include/asm/timex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/asm-cris/timex.h
*
diff --git a/arch/cris/include/asm/tlb.h b/arch/cris/include/asm/tlb.h
index 77384ea2f29d..1f6a8a67cfda 100644
--- a/arch/cris/include/asm/tlb.h
+++ b/arch/cris/include/asm/tlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CRIS_TLB_H
#define _CRIS_TLB_H
diff --git a/arch/cris/include/asm/tlbflush.h b/arch/cris/include/asm/tlbflush.h
index b424f43a9fd6..e7cb964536d0 100644
--- a/arch/cris/include/asm/tlbflush.h
+++ b/arch/cris/include/asm/tlbflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CRIS_TLBFLUSH_H
#define _CRIS_TLBFLUSH_H
diff --git a/arch/cris/include/asm/uaccess.h b/arch/cris/include/asm/uaccess.h
index b0c6b077b632..3b42ab0cae93 100644
--- a/arch/cris/include/asm/uaccess.h
+++ b/arch/cris/include/asm/uaccess.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Authors: Bjorn Wesen (bjornw@axis.com)
* Hans-Peter Nilsson (hp@axis.com)
diff --git a/arch/cris/include/asm/ucontext.h b/arch/cris/include/asm/ucontext.h
index eed6ad5eb3f2..22f7e7cf59c8 100644
--- a/arch/cris/include/asm/ucontext.h
+++ b/arch/cris/include/asm/ucontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CRIS_UCONTEXT_H
#define _ASM_CRIS_UCONTEXT_H
diff --git a/arch/cris/include/asm/unaligned.h b/arch/cris/include/asm/unaligned.h
index 7b3f3fec567c..21772cf600dd 100644
--- a/arch/cris/include/asm/unaligned.h
+++ b/arch/cris/include/asm/unaligned.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CRIS_UNALIGNED_H
#define _ASM_CRIS_UNALIGNED_H
diff --git a/arch/cris/include/asm/unistd.h b/arch/cris/include/asm/unistd.h
index 9c23535821c0..6a92c0505156 100644
--- a/arch/cris/include/asm/unistd.h
+++ b/arch/cris/include/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CRIS_UNISTD_H_
#define _ASM_CRIS_UNISTD_H_
diff --git a/arch/cris/include/asm/user.h b/arch/cris/include/asm/user.h
index 59147cf43cf6..a19c39547248 100644
--- a/arch/cris/include/asm/user.h
+++ b/arch/cris/include/asm/user.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_CRIS_USER_H
#define __ASM_CRIS_USER_H
diff --git a/arch/cris/include/uapi/arch-v10/arch/sv_addr_ag.h b/arch/cris/include/uapi/arch-v10/arch/sv_addr_ag.h
index c4b6b0e9b1da..2644bcbe4490 100644
--- a/arch/cris/include/uapi/arch-v10/arch/sv_addr_ag.h
+++ b/arch/cris/include/uapi/arch-v10/arch/sv_addr_ag.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*!**************************************************************************
*!
*! MACROS:
diff --git a/arch/cris/include/uapi/arch-v10/arch/svinto.h b/arch/cris/include/uapi/arch-v10/arch/svinto.h
index da5c15272652..793a4275d26a 100644
--- a/arch/cris/include/uapi/arch-v10/arch/svinto.h
+++ b/arch/cris/include/uapi/arch-v10/arch/svinto.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_CRIS_SVINTO_H
#define _ASM_CRIS_SVINTO_H
diff --git a/arch/cris/include/uapi/arch-v10/arch/user.h b/arch/cris/include/uapi/arch-v10/arch/user.h
index 9303ea77c915..5b9288527b98 100644
--- a/arch/cris/include/uapi/arch-v10/arch/user.h
+++ b/arch/cris/include/uapi/arch-v10/arch/user.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_CRIS_ARCH_USER_H
#define __ASM_CRIS_ARCH_USER_H
diff --git a/arch/cris/include/uapi/arch-v32/arch/cryptocop.h b/arch/cris/include/uapi/arch-v32/arch/cryptocop.h
index 694fd13ce1cf..1072d5bf7d4f 100644
--- a/arch/cris/include/uapi/arch-v32/arch/cryptocop.h
+++ b/arch/cris/include/uapi/arch-v32/arch/cryptocop.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* The device /dev/cryptocop is accessible using this driver using
* CRYPTOCOP_MAJOR (254) and minor number 0.
diff --git a/arch/cris/include/uapi/arch-v32/arch/user.h b/arch/cris/include/uapi/arch-v32/arch/user.h
index 03fa1f3c3c00..3576b540ba78 100644
--- a/arch/cris/include/uapi/arch-v32/arch/user.h
+++ b/arch/cris/include/uapi/arch-v32/arch/user.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_CRIS_ARCH_USER_H
#define _ASM_CRIS_ARCH_USER_H
diff --git a/arch/cris/include/uapi/asm/byteorder.h b/arch/cris/include/uapi/asm/byteorder.h
index bcd189798e26..6e19891e06ee 100644
--- a/arch/cris/include/uapi/asm/byteorder.h
+++ b/arch/cris/include/uapi/asm/byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _CRIS_BYTEORDER_H
#define _CRIS_BYTEORDER_H
diff --git a/arch/cris/include/uapi/asm/elf.h b/arch/cris/include/uapi/asm/elf.h
index a5df05bfee66..ea4cbdafe885 100644
--- a/arch/cris/include/uapi/asm/elf.h
+++ b/arch/cris/include/uapi/asm/elf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASMCRIS_ELF_H
#define __ASMCRIS_ELF_H
diff --git a/arch/cris/include/uapi/asm/elf_v10.h b/arch/cris/include/uapi/asm/elf_v10.h
index 3ea65cef529d..b1515f2684da 100644
--- a/arch/cris/include/uapi/asm/elf_v10.h
+++ b/arch/cris/include/uapi/asm/elf_v10.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASMCRIS_ARCH_ELF_H
#define __ASMCRIS_ARCH_ELF_H
diff --git a/arch/cris/include/uapi/asm/elf_v32.h b/arch/cris/include/uapi/asm/elf_v32.h
index f09fe49005c0..cc00ffdb7f9c 100644
--- a/arch/cris/include/uapi/asm/elf_v32.h
+++ b/arch/cris/include/uapi/asm/elf_v32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_CRIS_ELF_H
#define _ASM_CRIS_ELF_H
diff --git a/arch/cris/include/uapi/asm/ethernet.h b/arch/cris/include/uapi/asm/ethernet.h
index 4d58652c3a49..e0c1a6322824 100644
--- a/arch/cris/include/uapi/asm/ethernet.h
+++ b/arch/cris/include/uapi/asm/ethernet.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* ioctl defines for ethernet driver
*
diff --git a/arch/cris/include/uapi/asm/etraxgpio.h b/arch/cris/include/uapi/asm/etraxgpio.h
index c6e7d57c8b24..10ab0dd45bfe 100644
--- a/arch/cris/include/uapi/asm/etraxgpio.h
+++ b/arch/cris/include/uapi/asm/etraxgpio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* The following devices are accessible using this driver using
* GPIO_MAJOR (120) and a couple of minor numbers.
diff --git a/arch/cris/include/uapi/asm/ioctls.h b/arch/cris/include/uapi/asm/ioctls.h
index 488fbb3f5e84..92d654ce3d84 100644
--- a/arch/cris/include/uapi/asm/ioctls.h
+++ b/arch/cris/include/uapi/asm/ioctls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ARCH_CRIS_IOCTLS_H__
#define __ARCH_CRIS_IOCTLS_H__
diff --git a/arch/cris/include/uapi/asm/param.h b/arch/cris/include/uapi/asm/param.h
index 484fcf8667c0..ae296115c7c9 100644
--- a/arch/cris/include/uapi/asm/param.h
+++ b/arch/cris/include/uapi/asm/param.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASMCRIS_PARAM_H
#define _ASMCRIS_PARAM_H
diff --git a/arch/cris/include/uapi/asm/posix_types.h b/arch/cris/include/uapi/asm/posix_types.h
index 0f22e6a67ea5..c75d8b0acc99 100644
--- a/arch/cris/include/uapi/asm/posix_types.h
+++ b/arch/cris/include/uapi/asm/posix_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* $Id: posix_types.h,v 1.1 2000/07/10 16:32:31 bjornw Exp $ */
/* We cheat a bit and use our C-coded bitops functions from asm/bitops.h */
diff --git a/arch/cris/include/uapi/asm/ptrace.h b/arch/cris/include/uapi/asm/ptrace.h
index bd8946f83ed3..99de59e54613 100644
--- a/arch/cris/include/uapi/asm/ptrace.h
+++ b/arch/cris/include/uapi/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifdef __arch_v32
#include <asm/ptrace_v32.h>
#else
diff --git a/arch/cris/include/uapi/asm/ptrace_v10.h b/arch/cris/include/uapi/asm/ptrace_v10.h
index 1a232739565e..4ffffb7ab102 100644
--- a/arch/cris/include/uapi/asm/ptrace_v10.h
+++ b/arch/cris/include/uapi/asm/ptrace_v10.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _CRIS_ARCH_PTRACE_H
#define _CRIS_ARCH_PTRACE_H
diff --git a/arch/cris/include/uapi/asm/ptrace_v32.h b/arch/cris/include/uapi/asm/ptrace_v32.h
index 19773d3bd4c4..a91c4aacb14f 100644
--- a/arch/cris/include/uapi/asm/ptrace_v32.h
+++ b/arch/cris/include/uapi/asm/ptrace_v32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _CRIS_ARCH_PTRACE_H
#define _CRIS_ARCH_PTRACE_H
diff --git a/arch/cris/include/uapi/asm/rs485.h b/arch/cris/include/uapi/asm/rs485.h
index ad40f9fbcb8a..041d31fa33d5 100644
--- a/arch/cris/include/uapi/asm/rs485.h
+++ b/arch/cris/include/uapi/asm/rs485.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* RS-485 structures */
/* Used with ioctl() TIOCSERSETRS485 for backward compatibility!
diff --git a/arch/cris/include/uapi/asm/setup.h b/arch/cris/include/uapi/asm/setup.h
index b90728652d1a..4854ace9db76 100644
--- a/arch/cris/include/uapi/asm/setup.h
+++ b/arch/cris/include/uapi/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _CRIS_SETUP_H
#define _CRIS_SETUP_H
diff --git a/arch/cris/include/uapi/asm/sigcontext.h b/arch/cris/include/uapi/asm/sigcontext.h
index a1d634e120df..97565ce3f0b9 100644
--- a/arch/cris/include/uapi/asm/sigcontext.h
+++ b/arch/cris/include/uapi/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* $Id: sigcontext.h,v 1.1 2000/07/10 16:32:31 bjornw Exp $ */
#ifndef _ASM_CRIS_SIGCONTEXT_H
diff --git a/arch/cris/include/uapi/asm/signal.h b/arch/cris/include/uapi/asm/signal.h
index ce42fa7c32ad..e4ab00f00111 100644
--- a/arch/cris/include/uapi/asm/signal.h
+++ b/arch/cris/include/uapi/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_CRIS_SIGNAL_H
#define _UAPI_ASM_CRIS_SIGNAL_H
diff --git a/arch/cris/include/uapi/asm/stat.h b/arch/cris/include/uapi/asm/stat.h
index 9e558cc3c43b..cdb74d5862e4 100644
--- a/arch/cris/include/uapi/asm/stat.h
+++ b/arch/cris/include/uapi/asm/stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _CRIS_STAT_H
#define _CRIS_STAT_H
diff --git a/arch/cris/include/uapi/asm/sync_serial.h b/arch/cris/include/uapi/asm/sync_serial.h
index 7f827fea30e7..f2d468889ba9 100644
--- a/arch/cris/include/uapi/asm/sync_serial.h
+++ b/arch/cris/include/uapi/asm/sync_serial.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* ioctl defines for synchronous serial port driver
*
diff --git a/arch/cris/include/uapi/asm/termbits.h b/arch/cris/include/uapi/asm/termbits.h
index 1c43bc874ccf..86925dc1fcae 100644
--- a/arch/cris/include/uapi/asm/termbits.h
+++ b/arch/cris/include/uapi/asm/termbits.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* $Id: termbits.h,v 1.1 2000/07/10 16:32:31 bjornw Exp $ */
#ifndef __ARCH_ETRAX100_TERMBITS_H__
diff --git a/arch/cris/include/uapi/asm/termios.h b/arch/cris/include/uapi/asm/termios.h
index 0a0386a55027..d87800a6d854 100644
--- a/arch/cris/include/uapi/asm/termios.h
+++ b/arch/cris/include/uapi/asm/termios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_CRIS_TERMIOS_H
#define _UAPI_CRIS_TERMIOS_H
diff --git a/arch/cris/include/uapi/asm/unistd.h b/arch/cris/include/uapi/asm/unistd.h
index 062b648b27e1..7aba513b082d 100644
--- a/arch/cris/include/uapi/asm/unistd.h
+++ b/arch/cris/include/uapi/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_CRIS_UNISTD_H_
#define _UAPI_ASM_CRIS_UNISTD_H_
diff --git a/arch/cris/kernel/Makefile b/arch/cris/kernel/Makefile
index 5fae398ca915..af075a5fb9aa 100644
--- a/arch/cris/kernel/Makefile
+++ b/arch/cris/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# $Id: Makefile,v 1.12 2004/10/19 13:07:43 starvik Exp $
#
# Makefile for the linux kernel.
diff --git a/arch/cris/kernel/asm-offsets.c b/arch/cris/kernel/asm-offsets.c
index a5fd88d816a6..0a5129941485 100644
--- a/arch/cris/kernel/asm-offsets.c
+++ b/arch/cris/kernel/asm-offsets.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kbuild.h>
#include <linux/sched.h>
#include <asm/thread_info.h>
diff --git a/arch/cris/kernel/crisksyms.c b/arch/cris/kernel/crisksyms.c
index 3166d1cf2f84..7024f7278c89 100644
--- a/arch/cris/kernel/crisksyms.c
+++ b/arch/cris/kernel/crisksyms.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
#include <linux/user.h>
#include <linux/elfcore.h>
diff --git a/arch/cris/kernel/devicetree.c b/arch/cris/kernel/devicetree.c
index 53ff8d73e7e1..36e1c658229f 100644
--- a/arch/cris/kernel/devicetree.c
+++ b/arch/cris/kernel/devicetree.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/bootmem.h>
#include <linux/printk.h>
diff --git a/arch/cris/kernel/irq.c b/arch/cris/kernel/irq.c
index 09b864f46f8a..726cdf4bf2d8 100644
--- a/arch/cris/kernel/irq.c
+++ b/arch/cris/kernel/irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
*
* linux/arch/cris/kernel/irq.c
diff --git a/arch/cris/kernel/process.c b/arch/cris/kernel/process.c
index 0bbd3a0c3d70..50e5cf09841d 100644
--- a/arch/cris/kernel/process.c
+++ b/arch/cris/kernel/process.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/cris/kernel/process.c
*
diff --git a/arch/cris/kernel/profile.c b/arch/cris/kernel/profile.c
index ad56b37f8e11..d2f978ad129a 100644
--- a/arch/cris/kernel/profile.c
+++ b/arch/cris/kernel/profile.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/errno.h>
#include <linux/kernel.h>
diff --git a/arch/cris/kernel/ptrace.c b/arch/cris/kernel/ptrace.c
index 806b764059d5..af42789a1544 100644
--- a/arch/cris/kernel/ptrace.c
+++ b/arch/cris/kernel/ptrace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/cris/kernel/ptrace.c
*
diff --git a/arch/cris/kernel/setup.c b/arch/cris/kernel/setup.c
index 4b4853d914e2..524d47501a23 100644
--- a/arch/cris/kernel/setup.c
+++ b/arch/cris/kernel/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
*
* linux/arch/cris/kernel/setup.c
diff --git a/arch/cris/kernel/sys_cris.c b/arch/cris/kernel/sys_cris.c
index 8febb032fdd7..ecea13f1d760 100644
--- a/arch/cris/kernel/sys_cris.c
+++ b/arch/cris/kernel/sys_cris.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* $Id: sys_cris.c,v 1.6 2004/03/11 11:38:40 starvik Exp $
*
* linux/arch/cris/kernel/sys_cris.c
diff --git a/arch/cris/kernel/time.c b/arch/cris/kernel/time.c
index bc562cf511a6..593239274f98 100644
--- a/arch/cris/kernel/time.c
+++ b/arch/cris/kernel/time.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/cris/kernel/time.c
*
diff --git a/arch/cris/kernel/traps.c b/arch/cris/kernel/traps.c
index d98131c45bb5..d4bc80469218 100644
--- a/arch/cris/kernel/traps.c
+++ b/arch/cris/kernel/traps.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/cris/traps.c
*
diff --git a/arch/cris/kernel/vmlinux.lds.S b/arch/cris/kernel/vmlinux.lds.S
index 867f237d7c5c..6d1dbc1ba767 100644
--- a/arch/cris/kernel/vmlinux.lds.S
+++ b/arch/cris/kernel/vmlinux.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* ld script to make the Linux/CRIS kernel
* Authors: Bjorn Wesen (bjornw@axis.com)
*
diff --git a/arch/cris/mm/fault.c b/arch/cris/mm/fault.c
index 1fca464f1b9e..29cc58038b98 100644
--- a/arch/cris/mm/fault.c
+++ b/arch/cris/mm/fault.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/cris/mm/fault.c
*
diff --git a/arch/cris/mm/init.c b/arch/cris/mm/init.c
index 1e7fd45b60f8..e41d9c833e1c 100644
--- a/arch/cris/mm/init.c
+++ b/arch/cris/mm/init.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/cris/mm/init.c
*
diff --git a/arch/cris/mm/ioremap.c b/arch/cris/mm/ioremap.c
index 80fdb995a8ce..350bd2a86ade 100644
--- a/arch/cris/mm/ioremap.c
+++ b/arch/cris/mm/ioremap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/cris/mm/ioremap.c
*
diff --git a/arch/cris/mm/tlb.c b/arch/cris/mm/tlb.c
index 8413741cfa0f..e0dbea62cb81 100644
--- a/arch/cris/mm/tlb.c
+++ b/arch/cris/mm/tlb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/cris/mm/tlb.c
*
diff --git a/arch/frv/Kconfig b/arch/frv/Kconfig
index 1cce8243449e..af369b05fed5 100644
--- a/arch/frv/Kconfig
+++ b/arch/frv/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config FRV
bool
default y
diff --git a/arch/frv/Kconfig.debug b/arch/frv/Kconfig.debug
index 98c99a3ed2be..ecab6d8a79ed 100644
--- a/arch/frv/Kconfig.debug
+++ b/arch/frv/Kconfig.debug
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Kernel hacking"
source "lib/Kconfig.debug"
diff --git a/arch/frv/include/asm/atomic_defs.h b/arch/frv/include/asm/atomic_defs.h
index d4912c88b829..ce3b8a4efc12 100644
--- a/arch/frv/include/asm/atomic_defs.h
+++ b/arch/frv/include/asm/atomic_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/spr-regs.h>
diff --git a/arch/frv/include/asm/dma-mapping.h b/arch/frv/include/asm/dma-mapping.h
index 354900917585..273defa02a02 100644
--- a/arch/frv/include/asm/dma-mapping.h
+++ b/arch/frv/include/asm/dma-mapping.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_DMA_MAPPING_H
#define _ASM_DMA_MAPPING_H
diff --git a/arch/frv/include/asm/fpu.h b/arch/frv/include/asm/fpu.h
index d73c60b56641..2f0929333f91 100644
--- a/arch/frv/include/asm/fpu.h
+++ b/arch/frv/include/asm/fpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_FPU_H
#define __ASM_FPU_H
diff --git a/arch/frv/include/asm/futex.h b/arch/frv/include/asm/futex.h
index ab346f5f8820..dfcc3484231d 100644
--- a/arch/frv/include/asm/futex.h
+++ b/arch/frv/include/asm/futex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_FUTEX_H
#define _ASM_FUTEX_H
diff --git a/arch/frv/include/asm/kmap_types.h b/arch/frv/include/asm/kmap_types.h
index 43901f220963..0849db1362d6 100644
--- a/arch/frv/include/asm/kmap_types.h
+++ b/arch/frv/include/asm/kmap_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_KMAP_TYPES_H
#define _ASM_KMAP_TYPES_H
diff --git a/arch/frv/include/asm/local.h b/arch/frv/include/asm/local.h
index c27bdf04630e..259ae7b041a7 100644
--- a/arch/frv/include/asm/local.h
+++ b/arch/frv/include/asm/local.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_LOCAL_H
#define _ASM_LOCAL_H
diff --git a/arch/frv/include/asm/math-emu.h b/arch/frv/include/asm/math-emu.h
index 0c8f731b2180..8af762dd6109 100644
--- a/arch/frv/include/asm/math-emu.h
+++ b/arch/frv/include/asm/math-emu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_MATH_EMU_H
#define _ASM_MATH_EMU_H
diff --git a/arch/frv/include/asm/page.h b/arch/frv/include/asm/page.h
index ec5eebce4fb3..0f76a0d586f6 100644
--- a/arch/frv/include/asm/page.h
+++ b/arch/frv/include/asm/page.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_PAGE_H
#define _ASM_PAGE_H
diff --git a/arch/frv/include/asm/percpu.h b/arch/frv/include/asm/percpu.h
index 2cad3f874ded..4209fe5fe0a2 100644
--- a/arch/frv/include/asm/percpu.h
+++ b/arch/frv/include/asm/percpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_PERCPU_H
#define __ASM_PERCPU_H
diff --git a/arch/frv/include/asm/shmparam.h b/arch/frv/include/asm/shmparam.h
index ab711009cfaa..50ea51f26c46 100644
--- a/arch/frv/include/asm/shmparam.h
+++ b/arch/frv/include/asm/shmparam.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SHMPARAM_H
#define _ASM_SHMPARAM_H
diff --git a/arch/frv/include/asm/signal.h b/arch/frv/include/asm/signal.h
index eca0abcb79d6..796394113904 100644
--- a/arch/frv/include/asm/signal.h
+++ b/arch/frv/include/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SIGNAL_H
#define _ASM_SIGNAL_H
diff --git a/arch/frv/include/asm/smp.h b/arch/frv/include/asm/smp.h
index 38349ec8b61b..0d7fa409312d 100644
--- a/arch/frv/include/asm/smp.h
+++ b/arch/frv/include/asm/smp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SMP_H
#define __ASM_SMP_H
diff --git a/arch/frv/include/asm/termios.h b/arch/frv/include/asm/termios.h
index 9f753fc09532..5a8c63554617 100644
--- a/arch/frv/include/asm/termios.h
+++ b/arch/frv/include/asm/termios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_TERMIOS_H
#define _ASM_TERMIOS_H
diff --git a/arch/frv/include/asm/timex.h b/arch/frv/include/asm/timex.h
index 139093fab326..bf53166f2793 100644
--- a/arch/frv/include/asm/timex.h
+++ b/arch/frv/include/asm/timex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* timex.h: FR-V architecture timex specifications
*/
#ifndef _ASM_TIMEX_H
diff --git a/arch/frv/include/asm/tlb.h b/arch/frv/include/asm/tlb.h
index cd458eb6d75e..d3e361ad725a 100644
--- a/arch/frv/include/asm/tlb.h
+++ b/arch/frv/include/asm/tlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_TLB_H
#define _ASM_TLB_H
diff --git a/arch/frv/include/asm/topology.h b/arch/frv/include/asm/topology.h
index 942724352705..207603071f78 100644
--- a/arch/frv/include/asm/topology.h
+++ b/arch/frv/include/asm/topology.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_TOPOLOGY_H
#define _ASM_TOPOLOGY_H
diff --git a/arch/frv/include/asm/ucontext.h b/arch/frv/include/asm/ucontext.h
index 8d8c0c948007..0cc2d95dd209 100644
--- a/arch/frv/include/asm/ucontext.h
+++ b/arch/frv/include/asm/ucontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_UCONTEXT_H
#define _ASM_UCONTEXT_H
diff --git a/arch/frv/include/asm/unistd.h b/arch/frv/include/asm/unistd.h
index 17b5df8fc28a..b4b3f9b26b81 100644
--- a/arch/frv/include/asm/unistd.h
+++ b/arch/frv/include/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_UNISTD_H_
#define _ASM_UNISTD_H_
diff --git a/arch/frv/include/uapi/asm/bitsperlong.h b/arch/frv/include/uapi/asm/bitsperlong.h
index 6dc0bb0c13b2..76da34b10f59 100644
--- a/arch/frv/include/uapi/asm/bitsperlong.h
+++ b/arch/frv/include/uapi/asm/bitsperlong.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/bitsperlong.h>
diff --git a/arch/frv/include/uapi/asm/byteorder.h b/arch/frv/include/uapi/asm/byteorder.h
index f29b7593e088..a46f6472acdc 100644
--- a/arch/frv/include/uapi/asm/byteorder.h
+++ b/arch/frv/include/uapi/asm/byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_BYTEORDER_H
#define _ASM_BYTEORDER_H
diff --git a/arch/frv/include/uapi/asm/errno.h b/arch/frv/include/uapi/asm/errno.h
index d010795ceefe..c5b82f2f2970 100644
--- a/arch/frv/include/uapi/asm/errno.h
+++ b/arch/frv/include/uapi/asm/errno.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_ERRNO_H
#define _ASM_ERRNO_H
diff --git a/arch/frv/include/uapi/asm/fcntl.h b/arch/frv/include/uapi/asm/fcntl.h
index 46ab12db5739..a77648c505d1 100644
--- a/arch/frv/include/uapi/asm/fcntl.h
+++ b/arch/frv/include/uapi/asm/fcntl.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/fcntl.h>
diff --git a/arch/frv/include/uapi/asm/ioctl.h b/arch/frv/include/uapi/asm/ioctl.h
index b279fe06dfe5..b809c4566e5f 100644
--- a/arch/frv/include/uapi/asm/ioctl.h
+++ b/arch/frv/include/uapi/asm/ioctl.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/ioctl.h>
diff --git a/arch/frv/include/uapi/asm/ioctls.h b/arch/frv/include/uapi/asm/ioctls.h
index 2f9fb436ec3c..dd9f5eb9feda 100644
--- a/arch/frv/include/uapi/asm/ioctls.h
+++ b/arch/frv/include/uapi/asm/ioctls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_IOCTLS_H__
#define __ASM_IOCTLS_H__
diff --git a/arch/frv/include/uapi/asm/ipcbuf.h b/arch/frv/include/uapi/asm/ipcbuf.h
index 84c7e51cb6d0..90d6445a14df 100644
--- a/arch/frv/include/uapi/asm/ipcbuf.h
+++ b/arch/frv/include/uapi/asm/ipcbuf.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/ipcbuf.h>
diff --git a/arch/frv/include/uapi/asm/kvm_para.h b/arch/frv/include/uapi/asm/kvm_para.h
index 14fab8f0b957..baacc4996d18 100644
--- a/arch/frv/include/uapi/asm/kvm_para.h
+++ b/arch/frv/include/uapi/asm/kvm_para.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/kvm_para.h>
diff --git a/arch/frv/include/uapi/asm/mman.h b/arch/frv/include/uapi/asm/mman.h
index 8eebf89f5ab1..306fc0460b80 100644
--- a/arch/frv/include/uapi/asm/mman.h
+++ b/arch/frv/include/uapi/asm/mman.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/mman.h>
diff --git a/arch/frv/include/uapi/asm/msgbuf.h b/arch/frv/include/uapi/asm/msgbuf.h
index 97ceb55a06fb..156c81bb46d7 100644
--- a/arch/frv/include/uapi/asm/msgbuf.h
+++ b/arch/frv/include/uapi/asm/msgbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_MSGBUF_H
#define _ASM_MSGBUF_H
diff --git a/arch/frv/include/uapi/asm/param.h b/arch/frv/include/uapi/asm/param.h
index a52dca9a9566..d3e0168d8937 100644
--- a/arch/frv/include/uapi/asm/param.h
+++ b/arch/frv/include/uapi/asm/param.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_PARAM_H
#define _ASM_PARAM_H
diff --git a/arch/frv/include/uapi/asm/poll.h b/arch/frv/include/uapi/asm/poll.h
index 0d01479ccc56..887b67288340 100644
--- a/arch/frv/include/uapi/asm/poll.h
+++ b/arch/frv/include/uapi/asm/poll.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_POLL_H
#define _ASM_POLL_H
diff --git a/arch/frv/include/uapi/asm/posix_types.h b/arch/frv/include/uapi/asm/posix_types.h
index fe512af74a5a..2995777227b3 100644
--- a/arch/frv/include/uapi/asm/posix_types.h
+++ b/arch/frv/include/uapi/asm/posix_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_POSIX_TYPES_H
#define _ASM_POSIX_TYPES_H
diff --git a/arch/frv/include/uapi/asm/ptrace.h b/arch/frv/include/uapi/asm/ptrace.h
index 3887e4934683..f1d2f652d083 100644
--- a/arch/frv/include/uapi/asm/ptrace.h
+++ b/arch/frv/include/uapi/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/* ptrace.h: ptrace() relevant definitions
*
* Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
diff --git a/arch/frv/include/uapi/asm/registers.h b/arch/frv/include/uapi/asm/registers.h
index 9666119fcf6e..4caf09b6c193 100644
--- a/arch/frv/include/uapi/asm/registers.h
+++ b/arch/frv/include/uapi/asm/registers.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/* registers.h: register frame declarations
*
* Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
diff --git a/arch/frv/include/uapi/asm/resource.h b/arch/frv/include/uapi/asm/resource.h
index 5fc60548fd02..2100305f9b3e 100644
--- a/arch/frv/include/uapi/asm/resource.h
+++ b/arch/frv/include/uapi/asm/resource.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_RESOURCE_H
#define _ASM_RESOURCE_H
diff --git a/arch/frv/include/uapi/asm/sembuf.h b/arch/frv/include/uapi/asm/sembuf.h
index 164b12786d6d..d5477f95832b 100644
--- a/arch/frv/include/uapi/asm/sembuf.h
+++ b/arch/frv/include/uapi/asm/sembuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SEMBUF_H
#define _ASM_SEMBUF_H
diff --git a/arch/frv/include/uapi/asm/setup.h b/arch/frv/include/uapi/asm/setup.h
index fbf3fc96aae9..f54957047900 100644
--- a/arch/frv/include/uapi/asm/setup.h
+++ b/arch/frv/include/uapi/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/* setup.h: setup stuff
*
* Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
diff --git a/arch/frv/include/uapi/asm/shmbuf.h b/arch/frv/include/uapi/asm/shmbuf.h
index 4c6e711a4779..1de8f892e412 100644
--- a/arch/frv/include/uapi/asm/shmbuf.h
+++ b/arch/frv/include/uapi/asm/shmbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SHMBUF_H
#define _ASM_SHMBUF_H
diff --git a/arch/frv/include/uapi/asm/sigcontext.h b/arch/frv/include/uapi/asm/sigcontext.h
index 3b263f3cc96f..8fbb0b00afdd 100644
--- a/arch/frv/include/uapi/asm/sigcontext.h
+++ b/arch/frv/include/uapi/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/* sigcontext.h: FRV signal context
*
* Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
diff --git a/arch/frv/include/uapi/asm/siginfo.h b/arch/frv/include/uapi/asm/siginfo.h
index f55d9e0e9068..4c8c975747ac 100644
--- a/arch/frv/include/uapi/asm/siginfo.h
+++ b/arch/frv/include/uapi/asm/siginfo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SIGINFO_H
#define _ASM_SIGINFO_H
diff --git a/arch/frv/include/uapi/asm/signal.h b/arch/frv/include/uapi/asm/signal.h
index bf3b162f9bea..603bb796cf46 100644
--- a/arch/frv/include/uapi/asm/signal.h
+++ b/arch/frv/include/uapi/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_SIGNAL_H
#define _UAPI_ASM_SIGNAL_H
diff --git a/arch/frv/include/uapi/asm/socket.h b/arch/frv/include/uapi/asm/socket.h
index 9abf02d6855a..9168e78fa32a 100644
--- a/arch/frv/include/uapi/asm/socket.h
+++ b/arch/frv/include/uapi/asm/socket.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SOCKET_H
#define _ASM_SOCKET_H
diff --git a/arch/frv/include/uapi/asm/sockios.h b/arch/frv/include/uapi/asm/sockios.h
index 5dbdd13e6de3..2f62caf1ce84 100644
--- a/arch/frv/include/uapi/asm/sockios.h
+++ b/arch/frv/include/uapi/asm/sockios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SOCKIOS__
#define _ASM_SOCKIOS__
diff --git a/arch/frv/include/uapi/asm/stat.h b/arch/frv/include/uapi/asm/stat.h
index ce56de9b37ba..0ff9fab915a4 100644
--- a/arch/frv/include/uapi/asm/stat.h
+++ b/arch/frv/include/uapi/asm/stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_STAT_H
#define _ASM_STAT_H
diff --git a/arch/frv/include/uapi/asm/statfs.h b/arch/frv/include/uapi/asm/statfs.h
index 741f586045ba..2a378cbff07f 100644
--- a/arch/frv/include/uapi/asm/statfs.h
+++ b/arch/frv/include/uapi/asm/statfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_STATFS_H
#define _ASM_STATFS_H
diff --git a/arch/frv/include/uapi/asm/swab.h b/arch/frv/include/uapi/asm/swab.h
index f305834b4799..c78257d172e5 100644
--- a/arch/frv/include/uapi/asm/swab.h
+++ b/arch/frv/include/uapi/asm/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SWAB_H
#define _ASM_SWAB_H
diff --git a/arch/frv/include/uapi/asm/termbits.h b/arch/frv/include/uapi/asm/termbits.h
index 7722e19cc349..b1dcd8d0ff78 100644
--- a/arch/frv/include/uapi/asm/termbits.h
+++ b/arch/frv/include/uapi/asm/termbits.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_TERMBITS_H__
#define _ASM_TERMBITS_H__
diff --git a/arch/frv/include/uapi/asm/termios.h b/arch/frv/include/uapi/asm/termios.h
index edcc08a22382..ae35bedae6a2 100644
--- a/arch/frv/include/uapi/asm/termios.h
+++ b/arch/frv/include/uapi/asm/termios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_TERMIOS_H
#define _UAPI_ASM_TERMIOS_H
diff --git a/arch/frv/include/uapi/asm/types.h b/arch/frv/include/uapi/asm/types.h
index cf23149943f9..db74ad9ba6c0 100644
--- a/arch/frv/include/uapi/asm/types.h
+++ b/arch/frv/include/uapi/asm/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/* types.h: FRV types
*
* Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
diff --git a/arch/frv/include/uapi/asm/unistd.h b/arch/frv/include/uapi/asm/unistd.h
index 9e2612ff1c9d..4b46acaf832b 100644
--- a/arch/frv/include/uapi/asm/unistd.h
+++ b/arch/frv/include/uapi/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_UNISTD_H_
#define _UAPI_ASM_UNISTD_H_
diff --git a/arch/frv/kernel/Makefile b/arch/frv/kernel/Makefile
index 3cbb3294b9f9..216ddf30c3c1 100644
--- a/arch/frv/kernel/Makefile
+++ b/arch/frv/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/frv/kernel/asm-offsets.c b/arch/frv/kernel/asm-offsets.c
index 20c5b79b55f9..0a468e9b51ad 100644
--- a/arch/frv/kernel/asm-offsets.c
+++ b/arch/frv/kernel/asm-offsets.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Generate definitions needed by assembly language modules.
* This code generates raw asm output which is post-processed
diff --git a/arch/frv/kernel/frv_ksyms.c b/arch/frv/kernel/frv_ksyms.c
index cdb4ce9960eb..6ea430d58149 100644
--- a/arch/frv/kernel/frv_ksyms.c
+++ b/arch/frv/kernel/frv_ksyms.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
#include <linux/linkage.h>
#include <linux/sched.h>
diff --git a/arch/frv/kernel/vmlinux.lds.S b/arch/frv/kernel/vmlinux.lds.S
index 3f44dcbbad4d..42806c512758 100644
--- a/arch/frv/kernel/vmlinux.lds.S
+++ b/arch/frv/kernel/vmlinux.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* ld script to make FRV Linux kernel
* Written by Martin Mares <mj@atrey.karlin.mff.cuni.cz>;
*/
diff --git a/arch/frv/lib/atomic-lib.c b/arch/frv/lib/atomic-lib.c
index 4d1b887c248b..3027576f7782 100644
--- a/arch/frv/lib/atomic-lib.c
+++ b/arch/frv/lib/atomic-lib.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include <asm/atomic.h>
diff --git a/arch/frv/mb93090-mb00/Makefile b/arch/frv/mb93090-mb00/Makefile
index 21f1df1b378a..bcb03ebb3583 100644
--- a/arch/frv/mb93090-mb00/Makefile
+++ b/arch/frv/mb93090-mb00/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the MB93090-MB00 motherboard stuff
#
diff --git a/arch/frv/mb93090-mb00/pci-frv.h b/arch/frv/mb93090-mb00/pci-frv.h
index d51992ff5a61..41fbb6bae558 100644
--- a/arch/frv/mb93090-mb00/pci-frv.h
+++ b/arch/frv/mb93090-mb00/pci-frv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Low-Level PCI Access for FRV machines.
*
diff --git a/arch/frv/mb93090-mb00/pci-irq.c b/arch/frv/mb93090-mb00/pci-irq.c
index 1c35c93f942b..a40aa8663056 100644
--- a/arch/frv/mb93090-mb00/pci-irq.c
+++ b/arch/frv/mb93090-mb00/pci-irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* pci-irq.c: PCI IRQ routing on the FRV motherboard
*
* Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
diff --git a/arch/frv/mm/extable.c b/arch/frv/mm/extable.c
index 9198ddd16092..77c0c5ba88bc 100644
--- a/arch/frv/mm/extable.c
+++ b/arch/frv/mm/extable.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/frv/mm/extable.c
*/
diff --git a/arch/frv/mm/fault.c b/arch/frv/mm/fault.c
index 179e79e220e5..cbe7aec863e3 100644
--- a/arch/frv/mm/fault.c
+++ b/arch/frv/mm/fault.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/frv/mm/fault.c
*
diff --git a/arch/h8300/Kconfig b/arch/h8300/Kconfig
index 3089f7fe2abd..f8d3fde08190 100644
--- a/arch/h8300/Kconfig
+++ b/arch/h8300/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config H8300
def_bool y
select GENERIC_ATOMIC64
diff --git a/arch/h8300/Kconfig.cpu b/arch/h8300/Kconfig.cpu
index 8d0ff20c749a..b5e14d513e62 100644
--- a/arch/h8300/Kconfig.cpu
+++ b/arch/h8300/Kconfig.cpu
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config CPU_H8300H
bool
diff --git a/arch/h8300/boot/Makefile b/arch/h8300/boot/Makefile
index 2f6393a5da57..8e62df20ebf9 100644
--- a/arch/h8300/boot/Makefile
+++ b/arch/h8300/boot/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# arch/h8300/boot/Makefile
targets := vmlinux.srec vmlinux.bin zImage
diff --git a/arch/h8300/boot/compressed/Makefile b/arch/h8300/boot/compressed/Makefile
index 613bfe6f5272..9e2701069bbe 100644
--- a/arch/h8300/boot/compressed/Makefile
+++ b/arch/h8300/boot/compressed/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# linux/arch/sh/boot/compressed/Makefile
#
diff --git a/arch/h8300/boot/compressed/head.S b/arch/h8300/boot/compressed/head.S
index 0436350c1df5..11ef509579cf 100644
--- a/arch/h8300/boot/compressed/head.S
+++ b/arch/h8300/boot/compressed/head.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/h8300/boot/compressed/head.S
*
diff --git a/arch/h8300/boot/compressed/misc.c b/arch/h8300/boot/compressed/misc.c
index a947dbb4fd91..8915d8fe2e53 100644
--- a/arch/h8300/boot/compressed/misc.c
+++ b/arch/h8300/boot/compressed/misc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/h8300/boot/compressed/misc.c
*
diff --git a/arch/h8300/boot/compressed/vmlinux.lds b/arch/h8300/boot/compressed/vmlinux.lds
index ad848a72fd3f..7f7bb419ce15 100644
--- a/arch/h8300/boot/compressed/vmlinux.lds
+++ b/arch/h8300/boot/compressed/vmlinux.lds
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
SECTIONS
{
.text :
diff --git a/arch/h8300/boot/dts/Makefile b/arch/h8300/boot/dts/Makefile
index 6c08467c6a3a..14593b51b2b2 100644
--- a/arch/h8300/boot/dts/Makefile
+++ b/arch/h8300/boot/dts/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ifneq '$(CONFIG_H8300_BUILTIN_DTB)' '""'
BUILTIN_DTB := $(patsubst "%",%,$(CONFIG_H8300_BUILTIN_DTB)).dtb.o
endif
diff --git a/arch/h8300/boot/dts/edosk2674.dts b/arch/h8300/boot/dts/edosk2674.dts
index 6ae884bf66a5..d1733805ea67 100644
--- a/arch/h8300/boot/dts/edosk2674.dts
+++ b/arch/h8300/boot/dts/edosk2674.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/ {
compatible = "renesas,edosk2674";
diff --git a/arch/h8300/boot/dts/h8300h_sim.dts b/arch/h8300/boot/dts/h8300h_sim.dts
index 9c733d920f1f..f1c31cecdec8 100644
--- a/arch/h8300/boot/dts/h8300h_sim.dts
+++ b/arch/h8300/boot/dts/h8300h_sim.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/ {
compatible = "gnu,gdbsim";
diff --git a/arch/h8300/boot/dts/h8s_sim.dts b/arch/h8300/boot/dts/h8s_sim.dts
index 97e1f4b17ef0..932cc3c5a81b 100644
--- a/arch/h8300/boot/dts/h8s_sim.dts
+++ b/arch/h8300/boot/dts/h8s_sim.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/ {
compatible = "gnu,gdbsim";
diff --git a/arch/h8300/include/asm/atomic.h b/arch/h8300/include/asm/atomic.h
index 349a47a918db..941e7554e886 100644
--- a/arch/h8300/include/asm/atomic.h
+++ b/arch/h8300/include/asm/atomic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ARCH_H8300_ATOMIC__
#define __ARCH_H8300_ATOMIC__
diff --git a/arch/h8300/include/asm/bitops.h b/arch/h8300/include/asm/bitops.h
index 05999aba1d6a..ea0cb0cf6a8b 100644
--- a/arch/h8300/include/asm/bitops.h
+++ b/arch/h8300/include/asm/bitops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _H8300_BITOPS_H
#define _H8300_BITOPS_H
diff --git a/arch/h8300/include/asm/bug.h b/arch/h8300/include/asm/bug.h
index 1e1be8119935..00fe5e966bb5 100644
--- a/arch/h8300/include/asm/bug.h
+++ b/arch/h8300/include/asm/bug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _H8300_BUG_H
#define _H8300_BUG_H
diff --git a/arch/h8300/include/asm/byteorder.h b/arch/h8300/include/asm/byteorder.h
index 888478a38145..ecff2d1ca5a3 100644
--- a/arch/h8300/include/asm/byteorder.h
+++ b/arch/h8300/include/asm/byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __H8300_BYTEORDER_H__
#define __H8300_BYTEORDER_H__
diff --git a/arch/h8300/include/asm/cache.h b/arch/h8300/include/asm/cache.h
index 0ef1edc5a6a6..4243eb319acf 100644
--- a/arch/h8300/include/asm/cache.h
+++ b/arch/h8300/include/asm/cache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ARCH_H8300_CACHE_H
#define __ARCH_H8300_CACHE_H
diff --git a/arch/h8300/include/asm/cmpxchg.h b/arch/h8300/include/asm/cmpxchg.h
index 95fec4cd1081..c64bb38ce242 100644
--- a/arch/h8300/include/asm/cmpxchg.h
+++ b/arch/h8300/include/asm/cmpxchg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ARCH_H8300_CMPXCHG__
#define __ARCH_H8300_CMPXCHG__
diff --git a/arch/h8300/include/asm/dma-mapping.h b/arch/h8300/include/asm/dma-mapping.h
index 847c7562e046..21bb1fc3a6f1 100644
--- a/arch/h8300/include/asm/dma-mapping.h
+++ b/arch/h8300/include/asm/dma-mapping.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _H8300_DMA_MAPPING_H
#define _H8300_DMA_MAPPING_H
diff --git a/arch/h8300/include/asm/elf.h b/arch/h8300/include/asm/elf.h
index 09031d0127a3..029647cda44c 100644
--- a/arch/h8300/include/asm/elf.h
+++ b/arch/h8300/include/asm/elf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_H8300_ELF_H
#define __ASM_H8300_ELF_H
diff --git a/arch/h8300/include/asm/flat.h b/arch/h8300/include/asm/flat.h
index 7e0bd6fa1532..f4cdfcbdd2ba 100644
--- a/arch/h8300/include/asm/flat.h
+++ b/arch/h8300/include/asm/flat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/h8300/asm/include/flat.h -- uClinux flat-format executables
*/
diff --git a/arch/h8300/include/asm/hash.h b/arch/h8300/include/asm/hash.h
index 04cfbd2bd850..2960b4c9e4ed 100644
--- a/arch/h8300/include/asm/hash.h
+++ b/arch/h8300/include/asm/hash.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_HASH_H
#define _ASM_HASH_H
diff --git a/arch/h8300/include/asm/io.h b/arch/h8300/include/asm/io.h
index f86918aed9e1..096d99580db6 100644
--- a/arch/h8300/include/asm/io.h
+++ b/arch/h8300/include/asm/io.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _H8300_IO_H
#define _H8300_IO_H
diff --git a/arch/h8300/include/asm/irq.h b/arch/h8300/include/asm/irq.h
index 69f23f0981b3..5fc5b436dde9 100644
--- a/arch/h8300/include/asm/irq.h
+++ b/arch/h8300/include/asm/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _H8300_IRQ_H_
#define _H8300_IRQ_H_
diff --git a/arch/h8300/include/asm/irqflags.h b/arch/h8300/include/asm/irqflags.h
index 5e1e3242e470..48756b7f405e 100644
--- a/arch/h8300/include/asm/irqflags.h
+++ b/arch/h8300/include/asm/irqflags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _H8300_IRQFLAGS_H
#define _H8300_IRQFLAGS_H
diff --git a/arch/h8300/include/asm/page.h b/arch/h8300/include/asm/page.h
index 3a987a567258..8da5124ad344 100644
--- a/arch/h8300/include/asm/page.h
+++ b/arch/h8300/include/asm/page.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _H8300_PAGE_H
#define _H8300_PAGE_H
diff --git a/arch/h8300/include/asm/pci.h b/arch/h8300/include/asm/pci.h
index 0b2acaa3dd84..7c9e55d62215 100644
--- a/arch/h8300/include/asm/pci.h
+++ b/arch/h8300/include/asm/pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_H8300_PCI_H
#define _ASM_H8300_PCI_H
diff --git a/arch/h8300/include/asm/pgtable.h b/arch/h8300/include/asm/pgtable.h
index 7d265d28ba5e..a99caa49d265 100644
--- a/arch/h8300/include/asm/pgtable.h
+++ b/arch/h8300/include/asm/pgtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _H8300_PGTABLE_H
#define _H8300_PGTABLE_H
#define __ARCH_USE_5LEVEL_HACK
diff --git a/arch/h8300/include/asm/processor.h b/arch/h8300/include/asm/processor.h
index afa53147e66a..985346393e4a 100644
--- a/arch/h8300/include/asm/processor.h
+++ b/arch/h8300/include/asm/processor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/asm-h8300/processor.h
*
diff --git a/arch/h8300/include/asm/ptrace.h b/arch/h8300/include/asm/ptrace.h
index e693fb463ea8..313cafa85380 100644
--- a/arch/h8300/include/asm/ptrace.h
+++ b/arch/h8300/include/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _H8300_PTRACE_H
#define _H8300_PTRACE_H
diff --git a/arch/h8300/include/asm/segment.h b/arch/h8300/include/asm/segment.h
index 48424c6e169f..9adbf7e1aaa3 100644
--- a/arch/h8300/include/asm/segment.h
+++ b/arch/h8300/include/asm/segment.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _H8300_SEGMENT_H
#define _H8300_SEGMENT_H
diff --git a/arch/h8300/include/asm/signal.h b/arch/h8300/include/asm/signal.h
index 5870835c0470..a42f32ca530f 100644
--- a/arch/h8300/include/asm/signal.h
+++ b/arch/h8300/include/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _H8300_SIGNAL_H
#define _H8300_SIGNAL_H
diff --git a/arch/h8300/include/asm/string.h b/arch/h8300/include/asm/string.h
index 5dc5a8ac0544..78e45bb2fef0 100644
--- a/arch/h8300/include/asm/string.h
+++ b/arch/h8300/include/asm/string.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _H8300_STRING_H_
#define _H8300_STRING_H_
diff --git a/arch/h8300/include/asm/switch_to.h b/arch/h8300/include/asm/switch_to.h
index 7ad1bf92dbc3..2b7e9555bcd1 100644
--- a/arch/h8300/include/asm/switch_to.h
+++ b/arch/h8300/include/asm/switch_to.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _H8300_SWITCH_TO_H
#define _H8300_SWITCH_TO_H
diff --git a/arch/h8300/include/asm/syscall.h b/arch/h8300/include/asm/syscall.h
index b41f688d02cf..924990401237 100644
--- a/arch/h8300/include/asm/syscall.h
+++ b/arch/h8300/include/asm/syscall.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_H8300_SYSCALLS_32_H
#define __ASM_H8300_SYSCALLS_32_H
diff --git a/arch/h8300/include/asm/thread_info.h b/arch/h8300/include/asm/thread_info.h
index 3cef06875f5c..072b92c0d8b5 100644
--- a/arch/h8300/include/asm/thread_info.h
+++ b/arch/h8300/include/asm/thread_info.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* thread_info.h: h8300 low-level thread information
* adapted from the i386 and PPC versions by Yoshinori Sato <ysato@users.sourceforge.jp>
*
diff --git a/arch/h8300/include/asm/tlb.h b/arch/h8300/include/asm/tlb.h
index 2c6fa4eed448..98f344279904 100644
--- a/arch/h8300/include/asm/tlb.h
+++ b/arch/h8300/include/asm/tlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __H8300_TLB_H__
#define __H8300_TLB_H__
diff --git a/arch/h8300/include/asm/uaccess.h b/arch/h8300/include/asm/uaccess.h
index 6f6144a240ce..bc8031949d07 100644
--- a/arch/h8300/include/asm/uaccess.h
+++ b/arch/h8300/include/asm/uaccess.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_UACCESS_H
#define _ASM_UACCESS_H
diff --git a/arch/h8300/include/asm/user.h b/arch/h8300/include/asm/user.h
index 2e3555f451f0..2298909f24c6 100644
--- a/arch/h8300/include/asm/user.h
+++ b/arch/h8300/include/asm/user.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _H8300_USER_H
#define _H8300_USER_H
diff --git a/arch/h8300/include/uapi/asm/bitsperlong.h b/arch/h8300/include/uapi/asm/bitsperlong.h
index 34212608371e..a33e358f1c1b 100644
--- a/arch/h8300/include/uapi/asm/bitsperlong.h
+++ b/arch/h8300/include/uapi/asm/bitsperlong.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__ASM_H8300_BITS_PER_LONG
#define _UAPI__ASM_H8300_BITS_PER_LONG
diff --git a/arch/h8300/include/uapi/asm/byteorder.h b/arch/h8300/include/uapi/asm/byteorder.h
index 13539da99efd..1fe2f9344458 100644
--- a/arch/h8300/include/uapi/asm/byteorder.h
+++ b/arch/h8300/include/uapi/asm/byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _H8300_BYTEORDER_H
#define _H8300_BYTEORDER_H
diff --git a/arch/h8300/include/uapi/asm/ptrace.h b/arch/h8300/include/uapi/asm/ptrace.h
index e132670d70ec..78167f517ca4 100644
--- a/arch/h8300/include/uapi/asm/ptrace.h
+++ b/arch/h8300/include/uapi/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_H8300_PTRACE_H
#define _UAPI_H8300_PTRACE_H
diff --git a/arch/h8300/include/uapi/asm/sigcontext.h b/arch/h8300/include/uapi/asm/sigcontext.h
index c41fdaa04657..f77273c857d7 100644
--- a/arch/h8300/include/uapi/asm/sigcontext.h
+++ b/arch/h8300/include/uapi/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_H8300_SIGCONTEXT_H
#define _ASM_H8300_SIGCONTEXT_H
diff --git a/arch/h8300/include/uapi/asm/signal.h b/arch/h8300/include/uapi/asm/signal.h
index af3a6c37fee6..e15521037348 100644
--- a/arch/h8300/include/uapi/asm/signal.h
+++ b/arch/h8300/include/uapi/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_H8300_SIGNAL_H
#define _UAPI_H8300_SIGNAL_H
diff --git a/arch/h8300/kernel/Makefile b/arch/h8300/kernel/Makefile
index 253f8e322ecc..b62e830525c6 100644
--- a/arch/h8300/kernel/Makefile
+++ b/arch/h8300/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/h8300/kernel/asm-offsets.c b/arch/h8300/kernel/asm-offsets.c
index dc2d16ce8a0d..85e60509f0a8 100644
--- a/arch/h8300/kernel/asm-offsets.c
+++ b/arch/h8300/kernel/asm-offsets.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This program is used to generate definitions needed by
* assembly language modules.
diff --git a/arch/h8300/kernel/entry.S b/arch/h8300/kernel/entry.S
index 4f67d4b350d5..4ade5f8299ba 100644
--- a/arch/h8300/kernel/entry.S
+++ b/arch/h8300/kernel/entry.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
*
* linux/arch/h8300/kernel/entry.S
diff --git a/arch/h8300/kernel/h8300_ksyms.c b/arch/h8300/kernel/h8300_ksyms.c
index a9033c838968..1c6f902e82a5 100644
--- a/arch/h8300/kernel/h8300_ksyms.c
+++ b/arch/h8300/kernel/h8300_ksyms.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
#include <linux/linkage.h>
diff --git a/arch/h8300/kernel/head_ram.S b/arch/h8300/kernel/head_ram.S
index 84ac5c3ed31a..dbf8429f5fab 100644
--- a/arch/h8300/kernel/head_ram.S
+++ b/arch/h8300/kernel/head_ram.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/sys.h>
#include <linux/init.h>
diff --git a/arch/h8300/kernel/head_rom.S b/arch/h8300/kernel/head_rom.S
index 9868a4121a1f..ab55a9cb2f36 100644
--- a/arch/h8300/kernel/head_rom.S
+++ b/arch/h8300/kernel/head_rom.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/init.h>
#include <asm/thread_info.h>
diff --git a/arch/h8300/kernel/irq.c b/arch/h8300/kernel/irq.c
index da79f9521699..834e4d7b1bcf 100644
--- a/arch/h8300/kernel/irq.c
+++ b/arch/h8300/kernel/irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/h8300/kernel/irq.c
*
diff --git a/arch/h8300/kernel/module.c b/arch/h8300/kernel/module.c
index 515f6c4e8d80..cd802cc78d97 100644
--- a/arch/h8300/kernel/module.c
+++ b/arch/h8300/kernel/module.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/moduleloader.h>
#include <linux/elf.h>
#include <linux/vmalloc.h>
diff --git a/arch/h8300/kernel/process.c b/arch/h8300/kernel/process.c
index d1ddcabbbe83..e35cdf092e07 100644
--- a/arch/h8300/kernel/process.c
+++ b/arch/h8300/kernel/process.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/h8300/kernel/process.c
*
diff --git a/arch/h8300/kernel/setup.c b/arch/h8300/kernel/setup.c
index 6be15d634650..a4d0470c10a9 100644
--- a/arch/h8300/kernel/setup.c
+++ b/arch/h8300/kernel/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/h8300/kernel/setup.c
*
diff --git a/arch/h8300/kernel/syscalls.c b/arch/h8300/kernel/syscalls.c
index 1f9123a013d3..9022036fb3d2 100644
--- a/arch/h8300/kernel/syscalls.c
+++ b/arch/h8300/kernel/syscalls.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/syscalls.h>
#include <linux/signal.h>
#include <linux/unistd.h>
diff --git a/arch/h8300/kernel/vmlinux.lds.S b/arch/h8300/kernel/vmlinux.lds.S
index 7f11da1b895e..35716a3048de 100644
--- a/arch/h8300/kernel/vmlinux.lds.S
+++ b/arch/h8300/kernel/vmlinux.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm-generic/vmlinux.lds.h>
#include <asm/page.h>
#include <asm/thread_info.h>
diff --git a/arch/h8300/lib/abs.S b/arch/h8300/lib/abs.S
index efda749db03e..6e1a4ed3af53 100644
--- a/arch/h8300/lib/abs.S
+++ b/arch/h8300/lib/abs.S
@@ -1,3 +1,4 @@
+;;; SPDX-License-Identifier: GPL-2.0
;;; abs.S
#include <asm/linkage.h>
diff --git a/arch/h8300/lib/ashldi3.c b/arch/h8300/lib/ashldi3.c
index c6aa8ea5f4be..430720c0c5d8 100644
--- a/arch/h8300/lib/ashldi3.c
+++ b/arch/h8300/lib/ashldi3.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "libgcc.h"
DWtype
diff --git a/arch/h8300/lib/ashrdi3.c b/arch/h8300/lib/ashrdi3.c
index 070adf96d3b6..2c6cd424eb3e 100644
--- a/arch/h8300/lib/ashrdi3.c
+++ b/arch/h8300/lib/ashrdi3.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "libgcc.h"
DWtype __ashrdi3(DWtype u, word_type b)
diff --git a/arch/h8300/lib/delay.c b/arch/h8300/lib/delay.c
index 463f6b3afb52..f4277529a9b9 100644
--- a/arch/h8300/lib/delay.c
+++ b/arch/h8300/lib/delay.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* delay loops
*
diff --git a/arch/h8300/lib/libgcc.h b/arch/h8300/lib/libgcc.h
index 468a8f78197a..b8bcf7035ff5 100644
--- a/arch/h8300/lib/libgcc.h
+++ b/arch/h8300/lib/libgcc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __H8300_LIBGCC_H__
#define __H8300_LIBGCC_H__
diff --git a/arch/h8300/lib/lshrdi3.c b/arch/h8300/lib/lshrdi3.c
index a86bbe395f17..8dbc861ca589 100644
--- a/arch/h8300/lib/lshrdi3.c
+++ b/arch/h8300/lib/lshrdi3.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "libgcc.h"
DWtype __lshrdi3(DWtype u, word_type b)
diff --git a/arch/h8300/lib/memcpy.S b/arch/h8300/lib/memcpy.S
index 0c9a51fcdea1..f1cd67d5e3ea 100644
--- a/arch/h8300/lib/memcpy.S
+++ b/arch/h8300/lib/memcpy.S
@@ -1,3 +1,4 @@
+;;; SPDX-License-Identifier: GPL-2.0
;;; memcpy.S
#include <asm/linkage.h>
diff --git a/arch/h8300/lib/memset.S b/arch/h8300/lib/memset.S
index 18d4e709b5f4..2d1abc37fd08 100644
--- a/arch/h8300/lib/memset.S
+++ b/arch/h8300/lib/memset.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* memset.S */
#include <asm/linkage.h>
diff --git a/arch/h8300/lib/moddivsi3.S b/arch/h8300/lib/moddivsi3.S
index c803129e877f..9e33ab0456c7 100644
--- a/arch/h8300/lib/moddivsi3.S
+++ b/arch/h8300/lib/moddivsi3.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include "libgcc.h"
; numerator in A0/A1
diff --git a/arch/h8300/lib/modsi3.S b/arch/h8300/lib/modsi3.S
index 68b1dfc32824..bdc8a002921d 100644
--- a/arch/h8300/lib/modsi3.S
+++ b/arch/h8300/lib/modsi3.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include "libgcc.h"
; numerator in A0/A1
diff --git a/arch/h8300/lib/muldi3.c b/arch/h8300/lib/muldi3.c
index 790512243531..9cb11b134e54 100644
--- a/arch/h8300/lib/muldi3.c
+++ b/arch/h8300/lib/muldi3.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "libgcc.h"
#define __ll_B ((UWtype) 1 << (W_TYPE_SIZE / 2))
diff --git a/arch/h8300/lib/mulsi3.S b/arch/h8300/lib/mulsi3.S
index 451f0e0538ee..5a062fd298d1 100644
--- a/arch/h8300/lib/mulsi3.S
+++ b/arch/h8300/lib/mulsi3.S
@@ -1,3 +1,4 @@
+; SPDX-License-Identifier: GPL-2.0
;
; mulsi3 for H8/300H - based on Renesas SH implementation
;
diff --git a/arch/h8300/lib/strncpy.S b/arch/h8300/lib/strncpy.S
index d00396a378f4..8b65d7c4727b 100644
--- a/arch/h8300/lib/strncpy.S
+++ b/arch/h8300/lib/strncpy.S
@@ -1,3 +1,4 @@
+;;; SPDX-License-Identifier: GPL-2.0
;;; strncpy.S
#include <asm/linkage.h>
diff --git a/arch/h8300/lib/ucmpdi2.c b/arch/h8300/lib/ucmpdi2.c
index 772399d705cb..9f646885f3d7 100644
--- a/arch/h8300/lib/ucmpdi2.c
+++ b/arch/h8300/lib/ucmpdi2.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "libgcc.h"
word_type __ucmpdi2(DWtype a, DWtype b)
diff --git a/arch/h8300/lib/udivsi3.S b/arch/h8300/lib/udivsi3.S
index bbe65610f316..b810aba8e100 100644
--- a/arch/h8300/lib/udivsi3.S
+++ b/arch/h8300/lib/udivsi3.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include "libgcc.h"
;; This function also computes the remainder and stores it in er3.
diff --git a/arch/h8300/mm/fault.c b/arch/h8300/mm/fault.c
index 5924ff555ded..fabffb83930a 100644
--- a/arch/h8300/mm/fault.c
+++ b/arch/h8300/mm/fault.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/h8300/mm/fault.c
*
diff --git a/arch/h8300/mm/init.c b/arch/h8300/mm/init.c
index 495a3d6b539b..eeead51bed2d 100644
--- a/arch/h8300/mm/init.c
+++ b/arch/h8300/mm/init.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/h8300/mm/init.c
*
diff --git a/arch/h8300/mm/memory.c b/arch/h8300/mm/memory.c
index 4974aa40bcb8..3785f72bf3fc 100644
--- a/arch/h8300/mm/memory.c
+++ b/arch/h8300/mm/memory.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/h8300/mm/memory.c
*
diff --git a/arch/hexagon/Kconfig b/arch/hexagon/Kconfig
index 1941e4baaee6..76d2f20d525e 100644
--- a/arch/hexagon/Kconfig
+++ b/arch/hexagon/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Hexagon configuration
comment "Linux Kernel Configuration for Hexagon"
diff --git a/arch/hexagon/Makefile b/arch/hexagon/Makefile
index 207711a0fd0c..48fe08230a80 100644
--- a/arch/hexagon/Makefile
+++ b/arch/hexagon/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for the Hexagon arch
KBUILD_DEFCONFIG = comet_defconfig
diff --git a/arch/hexagon/include/asm/Kbuild b/arch/hexagon/include/asm/Kbuild
index 34013683d123..4a23e527d651 100644
--- a/arch/hexagon/include/asm/Kbuild
+++ b/arch/hexagon/include/asm/Kbuild
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
generic-y += barrier.h
generic-y += bug.h
generic-y += bugs.h
diff --git a/arch/hexagon/include/asm/futex.h b/arch/hexagon/include/asm/futex.h
index c607b77c8215..c889f5993ecd 100644
--- a/arch/hexagon/include/asm/futex.h
+++ b/arch/hexagon/include/asm/futex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_HEXAGON_FUTEX_H
#define _ASM_HEXAGON_FUTEX_H
diff --git a/arch/hexagon/include/uapi/asm/bitsperlong.h b/arch/hexagon/include/uapi/asm/bitsperlong.h
index 4a658151383d..5adca0d26913 100644
--- a/arch/hexagon/include/uapi/asm/bitsperlong.h
+++ b/arch/hexagon/include/uapi/asm/bitsperlong.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (c) 2010-2011, The Linux Foundation. All rights reserved.
*
diff --git a/arch/hexagon/include/uapi/asm/byteorder.h b/arch/hexagon/include/uapi/asm/byteorder.h
index e31f3f7d9a45..1364fa4b27e8 100644
--- a/arch/hexagon/include/uapi/asm/byteorder.h
+++ b/arch/hexagon/include/uapi/asm/byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (c) 2010-2011, The Linux Foundation. All rights reserved.
*
diff --git a/arch/hexagon/include/uapi/asm/kvm_para.h b/arch/hexagon/include/uapi/asm/kvm_para.h
index 14fab8f0b957..baacc4996d18 100644
--- a/arch/hexagon/include/uapi/asm/kvm_para.h
+++ b/arch/hexagon/include/uapi/asm/kvm_para.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/kvm_para.h>
diff --git a/arch/hexagon/include/uapi/asm/param.h b/arch/hexagon/include/uapi/asm/param.h
index 5cec8c0417fb..a1283866d599 100644
--- a/arch/hexagon/include/uapi/asm/param.h
+++ b/arch/hexagon/include/uapi/asm/param.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (c) 2010-2011, The Linux Foundation. All rights reserved.
*
diff --git a/arch/hexagon/include/uapi/asm/ptrace.h b/arch/hexagon/include/uapi/asm/ptrace.h
index 065e5b32313f..f79de05b8689 100644
--- a/arch/hexagon/include/uapi/asm/ptrace.h
+++ b/arch/hexagon/include/uapi/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Ptrace definitions for the Hexagon architecture
*
diff --git a/arch/hexagon/include/uapi/asm/registers.h b/arch/hexagon/include/uapi/asm/registers.h
index e7be31840a90..d51270f3b358 100644
--- a/arch/hexagon/include/uapi/asm/registers.h
+++ b/arch/hexagon/include/uapi/asm/registers.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Register definitions for the Hexagon architecture
*/
diff --git a/arch/hexagon/include/uapi/asm/setup.h b/arch/hexagon/include/uapi/asm/setup.h
index 7e3952d6221c..8ce9428b1583 100644
--- a/arch/hexagon/include/uapi/asm/setup.h
+++ b/arch/hexagon/include/uapi/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (c) 2010-2011, The Linux Foundation. All rights reserved.
*
diff --git a/arch/hexagon/include/uapi/asm/sigcontext.h b/arch/hexagon/include/uapi/asm/sigcontext.h
index b6ba5369ccc6..7171edb1b8b7 100644
--- a/arch/hexagon/include/uapi/asm/sigcontext.h
+++ b/arch/hexagon/include/uapi/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (c) 2010-2011, The Linux Foundation. All rights reserved.
*
diff --git a/arch/hexagon/include/uapi/asm/signal.h b/arch/hexagon/include/uapi/asm/signal.h
index 24b998888916..a08fc425387d 100644
--- a/arch/hexagon/include/uapi/asm/signal.h
+++ b/arch/hexagon/include/uapi/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (c) 2010-2011, The Linux Foundation. All rights reserved.
*
diff --git a/arch/hexagon/include/uapi/asm/swab.h b/arch/hexagon/include/uapi/asm/swab.h
index 9069e9247a2e..b39f12104da4 100644
--- a/arch/hexagon/include/uapi/asm/swab.h
+++ b/arch/hexagon/include/uapi/asm/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (c) 2010-2011, The Linux Foundation. All rights reserved.
*
diff --git a/arch/hexagon/include/uapi/asm/unistd.h b/arch/hexagon/include/uapi/asm/unistd.h
index 21517600432b..ea181e79162e 100644
--- a/arch/hexagon/include/uapi/asm/unistd.h
+++ b/arch/hexagon/include/uapi/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Syscall support for Hexagon
*
diff --git a/arch/hexagon/include/uapi/asm/user.h b/arch/hexagon/include/uapi/asm/user.h
index 3dae94d9ced7..7327ec59b22f 100644
--- a/arch/hexagon/include/uapi/asm/user.h
+++ b/arch/hexagon/include/uapi/asm/user.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef HEXAGON_ASM_USER_H
#define HEXAGON_ASM_USER_H
diff --git a/arch/hexagon/kernel/Makefile b/arch/hexagon/kernel/Makefile
index 009228b8611c..fae3dce32fde 100644
--- a/arch/hexagon/kernel/Makefile
+++ b/arch/hexagon/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
extra-y := head.o vmlinux.lds
obj-$(CONFIG_SMP) += smp.o
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index 6a15083cc366..1efc444f5fa1 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config PGTABLE_LEVELS
int "Page Table Levels" if !IA64_PAGE_SIZE_64KB
range 3 4 if !IA64_PAGE_SIZE_64KB
diff --git a/arch/ia64/Kconfig.debug b/arch/ia64/Kconfig.debug
index 4763887ba368..677c409425df 100644
--- a/arch/ia64/Kconfig.debug
+++ b/arch/ia64/Kconfig.debug
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Kernel hacking"
source "lib/Kconfig.debug"
diff --git a/arch/ia64/dig/Makefile b/arch/ia64/dig/Makefile
index ae16ec4f6308..e7f830825470 100644
--- a/arch/ia64/dig/Makefile
+++ b/arch/ia64/dig/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# ia64/platform/dig/Makefile
#
diff --git a/arch/ia64/dig/setup.c b/arch/ia64/dig/setup.c
index 98131e1db7a0..cc14fdce6db6 100644
--- a/arch/ia64/dig/setup.c
+++ b/arch/ia64/dig/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Platform dependent support for DIG64 platforms.
*
diff --git a/arch/ia64/hp/common/hwsw_iommu.c b/arch/ia64/hp/common/hwsw_iommu.c
index 0310078a95f8..63d8e1d2477f 100644
--- a/arch/ia64/hp/common/hwsw_iommu.c
+++ b/arch/ia64/hp/common/hwsw_iommu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2004 Hewlett-Packard Development Company, L.P.
* Contributed by David Mosberger-Tang <davidm@hpl.hp.com>
diff --git a/arch/ia64/hp/sim/Kconfig b/arch/ia64/hp/sim/Kconfig
index d84707d55203..56fb4f1d4f7c 100644
--- a/arch/ia64/hp/sim/Kconfig
+++ b/arch/ia64/hp/sim/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "HP Simulator drivers"
depends on IA64_HP_SIM || IA64_GENERIC
diff --git a/arch/ia64/hp/sim/Makefile b/arch/ia64/hp/sim/Makefile
index d10da47931d7..0224a13d2c5b 100644
--- a/arch/ia64/hp/sim/Makefile
+++ b/arch/ia64/hp/sim/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# ia64/platform/hp/sim/Makefile
#
diff --git a/arch/ia64/hp/sim/boot/boot_head.S b/arch/ia64/hp/sim/boot/boot_head.S
index 8808565491fb..a7d178fb41e8 100644
--- a/arch/ia64/hp/sim/boot/boot_head.S
+++ b/arch/ia64/hp/sim/boot/boot_head.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1998-2003 Hewlett-Packard Co
* David Mosberger-Tang <davidm@hpl.hp.com>
diff --git a/arch/ia64/hp/sim/boot/bootloader.c b/arch/ia64/hp/sim/boot/bootloader.c
index 28f4b230b8cb..6d804608dc81 100644
--- a/arch/ia64/hp/sim/boot/bootloader.c
+++ b/arch/ia64/hp/sim/boot/bootloader.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/ia64/hp/sim/boot/bootloader.c
*
diff --git a/arch/ia64/hp/sim/boot/bootloader.lds b/arch/ia64/hp/sim/boot/bootloader.lds
index 3977f25a1265..f3f284d6514c 100644
--- a/arch/ia64/hp/sim/boot/bootloader.lds
+++ b/arch/ia64/hp/sim/boot/bootloader.lds
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
OUTPUT_FORMAT("elf64-ia64-little")
OUTPUT_ARCH(ia64)
ENTRY(_start)
diff --git a/arch/ia64/hp/sim/boot/fw-emu.c b/arch/ia64/hp/sim/boot/fw-emu.c
index 87bf9ad8cf0f..517fb2822e04 100644
--- a/arch/ia64/hp/sim/boot/fw-emu.c
+++ b/arch/ia64/hp/sim/boot/fw-emu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* PAL & SAL emulation.
*
diff --git a/arch/ia64/hp/sim/boot/ssc.h b/arch/ia64/hp/sim/boot/ssc.h
index 3b94c03e43a9..88752c7509e0 100644
--- a/arch/ia64/hp/sim/boot/ssc.h
+++ b/arch/ia64/hp/sim/boot/ssc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1998-2003 Hewlett-Packard Co
* David Mosberger-Tang <davidm@hpl.hp.com>
diff --git a/arch/ia64/hp/sim/hpsim.S b/arch/ia64/hp/sim/hpsim.S
index ff16e8a857d1..44b4d53e1689 100644
--- a/arch/ia64/hp/sim/hpsim.S
+++ b/arch/ia64/hp/sim/hpsim.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/asmmacro.h>
/*
diff --git a/arch/ia64/hp/sim/hpsim_console.c b/arch/ia64/hp/sim/hpsim_console.c
index 01663bc42b1a..bffd9f67a8a1 100644
--- a/arch/ia64/hp/sim/hpsim_console.c
+++ b/arch/ia64/hp/sim/hpsim_console.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Platform dependent support for HP simulator.
*
diff --git a/arch/ia64/hp/sim/hpsim_irq.c b/arch/ia64/hp/sim/hpsim_irq.c
index 0aa70ebda49d..2f1cc59650ab 100644
--- a/arch/ia64/hp/sim/hpsim_irq.c
+++ b/arch/ia64/hp/sim/hpsim_irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Platform dependent support for HP simulator.
*
diff --git a/arch/ia64/hp/sim/hpsim_setup.c b/arch/ia64/hp/sim/hpsim_setup.c
index 664a5402a695..41d21d51dc4d 100644
--- a/arch/ia64/hp/sim/hpsim_setup.c
+++ b/arch/ia64/hp/sim/hpsim_setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Platform dependent support for HP simulator.
*
diff --git a/arch/ia64/hp/sim/hpsim_ssc.h b/arch/ia64/hp/sim/hpsim_ssc.h
index bfa3906274b3..6fd97a487811 100644
--- a/arch/ia64/hp/sim/hpsim_ssc.h
+++ b/arch/ia64/hp/sim/hpsim_ssc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Platform dependent support for HP simulator.
*
diff --git a/arch/ia64/hp/sim/simeth.c b/arch/ia64/hp/sim/simeth.c
index d1b04c4c95e3..f39ef2b4ed72 100644
--- a/arch/ia64/hp/sim/simeth.c
+++ b/arch/ia64/hp/sim/simeth.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Simulated Ethernet Driver
*
diff --git a/arch/ia64/hp/sim/simscsi.c b/arch/ia64/hp/sim/simscsi.c
index 085047f3a545..7e1426e76d96 100644
--- a/arch/ia64/hp/sim/simscsi.c
+++ b/arch/ia64/hp/sim/simscsi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Simulated SCSI driver.
*
diff --git a/arch/ia64/hp/sim/simserial.c b/arch/ia64/hp/sim/simserial.c
index 70d52e9bb575..a419ccf33cde 100644
--- a/arch/ia64/hp/sim/simserial.c
+++ b/arch/ia64/hp/sim/simserial.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Simulated Serial Driver (fake serial)
*
diff --git a/arch/ia64/include/asm/acpi.h b/arch/ia64/include/asm/acpi.h
index c86a947f5368..a3d0211970e9 100644
--- a/arch/ia64/include/asm/acpi.h
+++ b/arch/ia64/include/asm/acpi.h
@@ -112,6 +112,8 @@ static inline void arch_acpi_set_pdc_bits(u32 *buf)
buf[2] |= ACPI_PDC_EST_CAPABILITY_SMP;
}
+#define acpi_unlazy_tlb(x)
+
#ifdef CONFIG_ACPI_NUMA
extern cpumask_t early_cpu_possible_map;
#define for_each_possible_early_cpu(cpu) \
diff --git a/arch/ia64/include/asm/agp.h b/arch/ia64/include/asm/agp.h
index 01d09c401c5c..2b451c4496da 100644
--- a/arch/ia64/include/asm/agp.h
+++ b/arch/ia64/include/asm/agp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_AGP_H
#define _ASM_IA64_AGP_H
diff --git a/arch/ia64/include/asm/asm-prototypes.h b/arch/ia64/include/asm/asm-prototypes.h
index a2c139808cfe..c711536674e3 100644
--- a/arch/ia64/include/asm/asm-prototypes.h
+++ b/arch/ia64/include/asm/asm-prototypes.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_ASM_PROTOTYPES_H
#define _ASM_IA64_ASM_PROTOTYPES_H
diff --git a/arch/ia64/include/asm/asmmacro.h b/arch/ia64/include/asm/asmmacro.h
index 3ab6d75aa3db..52619c517f09 100644
--- a/arch/ia64/include/asm/asmmacro.h
+++ b/arch/ia64/include/asm/asmmacro.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_ASMMACRO_H
#define _ASM_IA64_ASMMACRO_H
diff --git a/arch/ia64/include/asm/atomic.h b/arch/ia64/include/asm/atomic.h
index 65d4bb2b6685..28e02c99be6d 100644
--- a/arch/ia64/include/asm/atomic.h
+++ b/arch/ia64/include/asm/atomic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_ATOMIC_H
#define _ASM_IA64_ATOMIC_H
diff --git a/arch/ia64/include/asm/barrier.h b/arch/ia64/include/asm/barrier.h
index 588f1614cafc..751cdd353446 100644
--- a/arch/ia64/include/asm/barrier.h
+++ b/arch/ia64/include/asm/barrier.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Memory barrier definitions. This is based on information published
* in the Processor Abstraction Layer and the System Abstraction Layer
diff --git a/arch/ia64/include/asm/bitops.h b/arch/ia64/include/asm/bitops.h
index 71e8145243ee..56a774bf13fa 100644
--- a/arch/ia64/include/asm/bitops.h
+++ b/arch/ia64/include/asm/bitops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_BITOPS_H
#define _ASM_IA64_BITOPS_H
diff --git a/arch/ia64/include/asm/bug.h b/arch/ia64/include/asm/bug.h
index 823616b5020b..bd3eeb8d1cfa 100644
--- a/arch/ia64/include/asm/bug.h
+++ b/arch/ia64/include/asm/bug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_BUG_H
#define _ASM_IA64_BUG_H
diff --git a/arch/ia64/include/asm/bugs.h b/arch/ia64/include/asm/bugs.h
index 433523e3b2ed..0d6b9bded56c 100644
--- a/arch/ia64/include/asm/bugs.h
+++ b/arch/ia64/include/asm/bugs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This is included by init/main.c to check for architecture-dependent bugs.
*
diff --git a/arch/ia64/include/asm/cache.h b/arch/ia64/include/asm/cache.h
index 988254a7d349..4eb6f742d14f 100644
--- a/arch/ia64/include/asm/cache.h
+++ b/arch/ia64/include/asm/cache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_CACHE_H
#define _ASM_IA64_CACHE_H
diff --git a/arch/ia64/include/asm/cacheflush.h b/arch/ia64/include/asm/cacheflush.h
index 429eefc93ee7..6d3478f8abc8 100644
--- a/arch/ia64/include/asm/cacheflush.h
+++ b/arch/ia64/include/asm/cacheflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_CACHEFLUSH_H
#define _ASM_IA64_CACHEFLUSH_H
diff --git a/arch/ia64/include/asm/checksum.h b/arch/ia64/include/asm/checksum.h
index 7accf54162b2..0ed18bc3f6cf 100644
--- a/arch/ia64/include/asm/checksum.h
+++ b/arch/ia64/include/asm/checksum.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_CHECKSUM_H
#define _ASM_IA64_CHECKSUM_H
diff --git a/arch/ia64/include/asm/clocksource.h b/arch/ia64/include/asm/clocksource.h
index 5c8596e4cb02..71a517751afa 100644
--- a/arch/ia64/include/asm/clocksource.h
+++ b/arch/ia64/include/asm/clocksource.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* IA64-specific clocksource additions */
#ifndef _ASM_IA64_CLOCKSOURCE_H
diff --git a/arch/ia64/include/asm/cpu.h b/arch/ia64/include/asm/cpu.h
index fcca30b9f110..db125df9e088 100644
--- a/arch/ia64/include/asm/cpu.h
+++ b/arch/ia64/include/asm/cpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_CPU_H_
#define _ASM_IA64_CPU_H_
diff --git a/arch/ia64/include/asm/current.h b/arch/ia64/include/asm/current.h
index c659f90fbfd9..86fbcc88dff2 100644
--- a/arch/ia64/include/asm/current.h
+++ b/arch/ia64/include/asm/current.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_CURRENT_H
#define _ASM_IA64_CURRENT_H
diff --git a/arch/ia64/include/asm/cyclone.h b/arch/ia64/include/asm/cyclone.h
index 88f6500e84ab..a481393647e9 100644
--- a/arch/ia64/include/asm/cyclone.h
+++ b/arch/ia64/include/asm/cyclone.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASM_IA64_CYCLONE_H
#define ASM_IA64_CYCLONE_H
diff --git a/arch/ia64/include/asm/delay.h b/arch/ia64/include/asm/delay.h
index a30a62f235e1..0227ac586107 100644
--- a/arch/ia64/include/asm/delay.h
+++ b/arch/ia64/include/asm/delay.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_DELAY_H
#define _ASM_IA64_DELAY_H
diff --git a/arch/ia64/include/asm/dma-mapping.h b/arch/ia64/include/asm/dma-mapping.h
index 3ce5ab4339f3..5da9421fb0ff 100644
--- a/arch/ia64/include/asm/dma-mapping.h
+++ b/arch/ia64/include/asm/dma-mapping.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_DMA_MAPPING_H
#define _ASM_IA64_DMA_MAPPING_H
diff --git a/arch/ia64/include/asm/dma.h b/arch/ia64/include/asm/dma.h
index 4d97f60f1ef5..186850eec934 100644
--- a/arch/ia64/include/asm/dma.h
+++ b/arch/ia64/include/asm/dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_DMA_H
#define _ASM_IA64_DMA_H
diff --git a/arch/ia64/include/asm/dmi.h b/arch/ia64/include/asm/dmi.h
index f365a61f5c71..ecd9e0a0f5f9 100644
--- a/arch/ia64/include/asm/dmi.h
+++ b/arch/ia64/include/asm/dmi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_DMI_H
#define _ASM_DMI_H 1
diff --git a/arch/ia64/include/asm/early_ioremap.h b/arch/ia64/include/asm/early_ioremap.h
index eec9e1d1b833..934191b1e2e3 100644
--- a/arch/ia64/include/asm/early_ioremap.h
+++ b/arch/ia64/include/asm/early_ioremap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_EARLY_IOREMAP_H
#define _ASM_IA64_EARLY_IOREMAP_H
diff --git a/arch/ia64/include/asm/elf.h b/arch/ia64/include/asm/elf.h
index 5a83c5cc3dc8..c70bb9c11f52 100644
--- a/arch/ia64/include/asm/elf.h
+++ b/arch/ia64/include/asm/elf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_ELF_H
#define _ASM_IA64_ELF_H
diff --git a/arch/ia64/include/asm/esi.h b/arch/ia64/include/asm/esi.h
index 40991c6ba647..56d1310af06e 100644
--- a/arch/ia64/include/asm/esi.h
+++ b/arch/ia64/include/asm/esi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ESI service calls.
*
diff --git a/arch/ia64/include/asm/extable.h b/arch/ia64/include/asm/extable.h
index 20376e71eab4..83eac6aa0639 100644
--- a/arch/ia64/include/asm/extable.h
+++ b/arch/ia64/include/asm/extable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_EXTABLE_H
#define _ASM_IA64_EXTABLE_H
diff --git a/arch/ia64/include/asm/fb.h b/arch/ia64/include/asm/fb.h
index 89a397cee90a..5f95782bfa46 100644
--- a/arch/ia64/include/asm/fb.h
+++ b/arch/ia64/include/asm/fb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_FB_H_
#define _ASM_FB_H_
diff --git a/arch/ia64/include/asm/fpswa.h b/arch/ia64/include/asm/fpswa.h
index 62edfceadaa6..2a0c23728b26 100644
--- a/arch/ia64/include/asm/fpswa.h
+++ b/arch/ia64/include/asm/fpswa.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_FPSWA_H
#define _ASM_IA64_FPSWA_H
diff --git a/arch/ia64/include/asm/ftrace.h b/arch/ia64/include/asm/ftrace.h
index fbd1a2470cae..a07a8e575453 100644
--- a/arch/ia64/include/asm/ftrace.h
+++ b/arch/ia64/include/asm/ftrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_FTRACE_H
#define _ASM_IA64_FTRACE_H
diff --git a/arch/ia64/include/asm/futex.h b/arch/ia64/include/asm/futex.h
index 6d67dc1eaf2b..db2dd85918c2 100644
--- a/arch/ia64/include/asm/futex.h
+++ b/arch/ia64/include/asm/futex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_FUTEX_H
#define _ASM_FUTEX_H
diff --git a/arch/ia64/include/asm/gcc_intrin.h b/arch/ia64/include/asm/gcc_intrin.h
index f9495b1757a8..83f230b23867 100644
--- a/arch/ia64/include/asm/gcc_intrin.h
+++ b/arch/ia64/include/asm/gcc_intrin.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
*
* Copyright (C) 2002,2003 Jun Nakajima <jun.nakajima@intel.com>
diff --git a/arch/ia64/include/asm/hardirq.h b/arch/ia64/include/asm/hardirq.h
index 8fb7d33a661f..bdc4669c71c3 100644
--- a/arch/ia64/include/asm/hardirq.h
+++ b/arch/ia64/include/asm/hardirq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_HARDIRQ_H
#define _ASM_IA64_HARDIRQ_H
diff --git a/arch/ia64/include/asm/hpsim.h b/arch/ia64/include/asm/hpsim.h
index 0fe50225daa4..00fbd5cc8ab8 100644
--- a/arch/ia64/include/asm/hpsim.h
+++ b/arch/ia64/include/asm/hpsim.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASMIA64_HPSIM_H
#define _ASMIA64_HPSIM_H
diff --git a/arch/ia64/include/asm/hugetlb.h b/arch/ia64/include/asm/hugetlb.h
index ef65f026b11e..74d2a5540aaf 100644
--- a/arch/ia64/include/asm/hugetlb.h
+++ b/arch/ia64/include/asm/hugetlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_HUGETLB_H
#define _ASM_IA64_HUGETLB_H
diff --git a/arch/ia64/include/asm/hw_irq.h b/arch/ia64/include/asm/hw_irq.h
index 74347ebf7d68..5dd3c6485c3a 100644
--- a/arch/ia64/include/asm/hw_irq.h
+++ b/arch/ia64/include/asm/hw_irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_HW_IRQ_H
#define _ASM_IA64_HW_IRQ_H
diff --git a/arch/ia64/include/asm/idle.h b/arch/ia64/include/asm/idle.h
index b7685015a8ba..97c55b97e0ba 100644
--- a/arch/ia64/include/asm/idle.h
+++ b/arch/ia64/include/asm/idle.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_IDLE_H
#define _ASM_IA64_IDLE_H
diff --git a/arch/ia64/include/asm/intrinsics.h b/arch/ia64/include/asm/intrinsics.h
index ec970a920132..035b17fe12ef 100644
--- a/arch/ia64/include/asm/intrinsics.h
+++ b/arch/ia64/include/asm/intrinsics.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Compiler-dependent intrinsics.
*
diff --git a/arch/ia64/include/asm/io.h b/arch/ia64/include/asm/io.h
index a2540e21f919..fb0651961e2c 100644
--- a/arch/ia64/include/asm/io.h
+++ b/arch/ia64/include/asm/io.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_IO_H
#define _ASM_IA64_IO_H
diff --git a/arch/ia64/include/asm/iommu.h b/arch/ia64/include/asm/iommu.h
index 1d1212901ae7..156b9d8e1932 100644
--- a/arch/ia64/include/asm/iommu.h
+++ b/arch/ia64/include/asm/iommu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_IOMMU_H
#define _ASM_IA64_IOMMU_H 1
diff --git a/arch/ia64/include/asm/iommu_table.h b/arch/ia64/include/asm/iommu_table.h
index 92c8d36ae5ae..cc96116ac276 100644
--- a/arch/ia64/include/asm/iommu_table.h
+++ b/arch/ia64/include/asm/iommu_table.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_IOMMU_TABLE_H
#define _ASM_IA64_IOMMU_TABLE_H
diff --git a/arch/ia64/include/asm/iosapic.h b/arch/ia64/include/asm/iosapic.h
index 4ae1fbd7f10e..f48556cb8afc 100644
--- a/arch/ia64/include/asm/iosapic.h
+++ b/arch/ia64/include/asm/iosapic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_IA64_IOSAPIC_H
#define __ASM_IA64_IOSAPIC_H
diff --git a/arch/ia64/include/asm/irq.h b/arch/ia64/include/asm/irq.h
index 820667cbea7e..8b84a55ed38a 100644
--- a/arch/ia64/include/asm/irq.h
+++ b/arch/ia64/include/asm/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_IRQ_H
#define _ASM_IA64_IRQ_H
diff --git a/arch/ia64/include/asm/irq_remapping.h b/arch/ia64/include/asm/irq_remapping.h
index a8687b1d8906..547a6e87018c 100644
--- a/arch/ia64/include/asm/irq_remapping.h
+++ b/arch/ia64/include/asm/irq_remapping.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __IA64_INTR_REMAPPING_H
#define __IA64_INTR_REMAPPING_H
#define irq_remapping_enabled 0
diff --git a/arch/ia64/include/asm/irqflags.h b/arch/ia64/include/asm/irqflags.h
index cec6c06b52c0..d97f8435be4f 100644
--- a/arch/ia64/include/asm/irqflags.h
+++ b/arch/ia64/include/asm/irqflags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* IRQ flags defines.
*
diff --git a/arch/ia64/include/asm/kexec.h b/arch/ia64/include/asm/kexec.h
index aea2b81b03a3..294b1e1ebd2d 100644
--- a/arch/ia64/include/asm/kexec.h
+++ b/arch/ia64/include/asm/kexec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_KEXEC_H
#define _ASM_IA64_KEXEC_H
diff --git a/arch/ia64/include/asm/kmap_types.h b/arch/ia64/include/asm/kmap_types.h
index 05d5f9996105..5c268cf7c2bd 100644
--- a/arch/ia64/include/asm/kmap_types.h
+++ b/arch/ia64/include/asm/kmap_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_KMAP_TYPES_H
#define _ASM_IA64_KMAP_TYPES_H
diff --git a/arch/ia64/include/asm/kregs.h b/arch/ia64/include/asm/kregs.h
index 39e65f6639f5..44113b75e4eb 100644
--- a/arch/ia64/include/asm/kregs.h
+++ b/arch/ia64/include/asm/kregs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_KREGS_H
#define _ASM_IA64_KREGS_H
diff --git a/arch/ia64/include/asm/libata-portmap.h b/arch/ia64/include/asm/libata-portmap.h
index 7a1f8310596b..757f84e5dc6e 100644
--- a/arch/ia64/include/asm/libata-portmap.h
+++ b/arch/ia64/include/asm/libata-portmap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_IA64_LIBATA_PORTMAP_H
#define __ASM_IA64_LIBATA_PORTMAP_H
diff --git a/arch/ia64/include/asm/linkage.h b/arch/ia64/include/asm/linkage.h
index 787575701f1c..5178af560925 100644
--- a/arch/ia64/include/asm/linkage.h
+++ b/arch/ia64/include/asm/linkage.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_LINKAGE_H
#define __ASM_LINKAGE_H
diff --git a/arch/ia64/include/asm/machvec.h b/arch/ia64/include/asm/machvec.h
index af285c423e1e..267f4f170191 100644
--- a/arch/ia64/include/asm/machvec.h
+++ b/arch/ia64/include/asm/machvec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Machine vector for IA-64.
*
diff --git a/arch/ia64/include/asm/machvec_dig.h b/arch/ia64/include/asm/machvec_dig.h
index 1f7403a2fbee..bc230f69faeb 100644
--- a/arch/ia64/include/asm/machvec_dig.h
+++ b/arch/ia64/include/asm/machvec_dig.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_MACHVEC_DIG_h
#define _ASM_IA64_MACHVEC_DIG_h
diff --git a/arch/ia64/include/asm/machvec_dig_vtd.h b/arch/ia64/include/asm/machvec_dig_vtd.h
index 44308b4c3f6e..bb44eb9039dd 100644
--- a/arch/ia64/include/asm/machvec_dig_vtd.h
+++ b/arch/ia64/include/asm/machvec_dig_vtd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_MACHVEC_DIG_VTD_h
#define _ASM_IA64_MACHVEC_DIG_VTD_h
diff --git a/arch/ia64/include/asm/machvec_hpsim.h b/arch/ia64/include/asm/machvec_hpsim.h
index e75711279366..056f8405822e 100644
--- a/arch/ia64/include/asm/machvec_hpsim.h
+++ b/arch/ia64/include/asm/machvec_hpsim.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_MACHVEC_HPSIM_h
#define _ASM_IA64_MACHVEC_HPSIM_h
diff --git a/arch/ia64/include/asm/machvec_hpzx1.h b/arch/ia64/include/asm/machvec_hpzx1.h
index c74d3159e9eb..5299ac38bfb6 100644
--- a/arch/ia64/include/asm/machvec_hpzx1.h
+++ b/arch/ia64/include/asm/machvec_hpzx1.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_MACHVEC_HPZX1_h
#define _ASM_IA64_MACHVEC_HPZX1_h
diff --git a/arch/ia64/include/asm/machvec_hpzx1_swiotlb.h b/arch/ia64/include/asm/machvec_hpzx1_swiotlb.h
index 906ef6210774..5aec6a008c61 100644
--- a/arch/ia64/include/asm/machvec_hpzx1_swiotlb.h
+++ b/arch/ia64/include/asm/machvec_hpzx1_swiotlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_MACHVEC_HPZX1_SWIOTLB_h
#define _ASM_IA64_MACHVEC_HPZX1_SWIOTLB_h
diff --git a/arch/ia64/include/asm/machvec_init.h b/arch/ia64/include/asm/machvec_init.h
index 37a469849ab9..2b32fd06b7c6 100644
--- a/arch/ia64/include/asm/machvec_init.h
+++ b/arch/ia64/include/asm/machvec_init.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/iommu.h>
#include <asm/machvec.h>
diff --git a/arch/ia64/include/asm/mca.h b/arch/ia64/include/asm/mca.h
index 8c7096168716..726df17f1b51 100644
--- a/arch/ia64/include/asm/mca.h
+++ b/arch/ia64/include/asm/mca.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* File: mca.h
* Purpose: Machine check handling specific defines
diff --git a/arch/ia64/include/asm/mca_asm.h b/arch/ia64/include/asm/mca_asm.h
index 13c1d4994d49..e3ab1f41f1c3 100644
--- a/arch/ia64/include/asm/mca_asm.h
+++ b/arch/ia64/include/asm/mca_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* File: mca_asm.h
* Purpose: Machine check handling specific defines
diff --git a/arch/ia64/include/asm/mman.h b/arch/ia64/include/asm/mman.h
index fdd5f5229f78..15cf100add0e 100644
--- a/arch/ia64/include/asm/mman.h
+++ b/arch/ia64/include/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Based on <asm-i386/mman.h>.
*
diff --git a/arch/ia64/include/asm/mmu.h b/arch/ia64/include/asm/mmu.h
index 611432ba579c..f75f44f531c2 100644
--- a/arch/ia64/include/asm/mmu.h
+++ b/arch/ia64/include/asm/mmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MMU_H
#define __MMU_H
diff --git a/arch/ia64/include/asm/mmu_context.h b/arch/ia64/include/asm/mmu_context.h
index 9b99368633b5..2da0e2eb036b 100644
--- a/arch/ia64/include/asm/mmu_context.h
+++ b/arch/ia64/include/asm/mmu_context.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_MMU_CONTEXT_H
#define _ASM_IA64_MMU_CONTEXT_H
diff --git a/arch/ia64/include/asm/module.h b/arch/ia64/include/asm/module.h
index f31894b2a354..f319144260ce 100644
--- a/arch/ia64/include/asm/module.h
+++ b/arch/ia64/include/asm/module.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_MODULE_H
#define _ASM_IA64_MODULE_H
diff --git a/arch/ia64/include/asm/msidef.h b/arch/ia64/include/asm/msidef.h
index 592c1047a0c5..18d0e4226748 100644
--- a/arch/ia64/include/asm/msidef.h
+++ b/arch/ia64/include/asm/msidef.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _IA64_MSI_DEF_H
#define _IA64_MSI_DEF_H
diff --git a/arch/ia64/include/asm/page.h b/arch/ia64/include/asm/page.h
index e8c486ef0d76..5798bd2b462c 100644
--- a/arch/ia64/include/asm/page.h
+++ b/arch/ia64/include/asm/page.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_PAGE_H
#define _ASM_IA64_PAGE_H
/*
diff --git a/arch/ia64/include/asm/pal.h b/arch/ia64/include/asm/pal.h
index 2e69284df8e7..f9d2b3b2dfad 100644
--- a/arch/ia64/include/asm/pal.h
+++ b/arch/ia64/include/asm/pal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_PAL_H
#define _ASM_IA64_PAL_H
diff --git a/arch/ia64/include/asm/param.h b/arch/ia64/include/asm/param.h
index 1295913d6a82..f0b786227c40 100644
--- a/arch/ia64/include/asm/param.h
+++ b/arch/ia64/include/asm/param.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Fundamental kernel parameters.
*
diff --git a/arch/ia64/include/asm/parport.h b/arch/ia64/include/asm/parport.h
index 638b4d271b99..360ca9bf2f6f 100644
--- a/arch/ia64/include/asm/parport.h
+++ b/arch/ia64/include/asm/parport.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* parport.h: platform-specific PC-style parport initialisation
*
diff --git a/arch/ia64/include/asm/patch.h b/arch/ia64/include/asm/patch.h
index 295fe6ab4584..bd487ed22bf5 100644
--- a/arch/ia64/include/asm/patch.h
+++ b/arch/ia64/include/asm/patch.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_PATCH_H
#define _ASM_IA64_PATCH_H
diff --git a/arch/ia64/include/asm/pci.h b/arch/ia64/include/asm/pci.h
index 6459f2d46200..e20d77f6a3c1 100644
--- a/arch/ia64/include/asm/pci.h
+++ b/arch/ia64/include/asm/pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_PCI_H
#define _ASM_IA64_PCI_H
diff --git a/arch/ia64/include/asm/percpu.h b/arch/ia64/include/asm/percpu.h
index b9295793a5e2..f357b9bb3576 100644
--- a/arch/ia64/include/asm/percpu.h
+++ b/arch/ia64/include/asm/percpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_PERCPU_H
#define _ASM_IA64_PERCPU_H
diff --git a/arch/ia64/include/asm/perfmon.h b/arch/ia64/include/asm/perfmon.h
index 15476dd3a8b0..e0545869cc8c 100644
--- a/arch/ia64/include/asm/perfmon.h
+++ b/arch/ia64/include/asm/perfmon.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2001-2003 Hewlett-Packard Co
* Stephane Eranian <eranian@hpl.hp.com>
diff --git a/arch/ia64/include/asm/pgalloc.h b/arch/ia64/include/asm/pgalloc.h
index f5e70e961948..3ee5362f2661 100644
--- a/arch/ia64/include/asm/pgalloc.h
+++ b/arch/ia64/include/asm/pgalloc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_PGALLOC_H
#define _ASM_IA64_PGALLOC_H
diff --git a/arch/ia64/include/asm/pgtable.h b/arch/ia64/include/asm/pgtable.h
index 6cc22c8d8923..165827774bea 100644
--- a/arch/ia64/include/asm/pgtable.h
+++ b/arch/ia64/include/asm/pgtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_PGTABLE_H
#define _ASM_IA64_PGTABLE_H
diff --git a/arch/ia64/include/asm/processor.h b/arch/ia64/include/asm/processor.h
index ab982f07ea68..10061ccf0440 100644
--- a/arch/ia64/include/asm/processor.h
+++ b/arch/ia64/include/asm/processor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_PROCESSOR_H
#define _ASM_IA64_PROCESSOR_H
diff --git a/arch/ia64/include/asm/ptrace.h b/arch/ia64/include/asm/ptrace.h
index 845143990a1d..7ff574d56429 100644
--- a/arch/ia64/include/asm/ptrace.h
+++ b/arch/ia64/include/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1998-2004 Hewlett-Packard Co
* David Mosberger-Tang <davidm@hpl.hp.com>
diff --git a/arch/ia64/include/asm/rwsem.h b/arch/ia64/include/asm/rwsem.h
index 8fa98dd303b4..7d6fceb3d567 100644
--- a/arch/ia64/include/asm/rwsem.h
+++ b/arch/ia64/include/asm/rwsem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* R/W semaphores for ia64
*
diff --git a/arch/ia64/include/asm/sal.h b/arch/ia64/include/asm/sal.h
index e504f382115e..588f33156da6 100644
--- a/arch/ia64/include/asm/sal.h
+++ b/arch/ia64/include/asm/sal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_SAL_H
#define _ASM_IA64_SAL_H
diff --git a/arch/ia64/include/asm/sections.h b/arch/ia64/include/asm/sections.h
index 2ab2003698ef..f3481408594e 100644
--- a/arch/ia64/include/asm/sections.h
+++ b/arch/ia64/include/asm/sections.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_SECTIONS_H
#define _ASM_IA64_SECTIONS_H
diff --git a/arch/ia64/include/asm/shmparam.h b/arch/ia64/include/asm/shmparam.h
index d07508dc54ae..43bd8324ab71 100644
--- a/arch/ia64/include/asm/shmparam.h
+++ b/arch/ia64/include/asm/shmparam.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_SHMPARAM_H
#define _ASM_IA64_SHMPARAM_H
diff --git a/arch/ia64/include/asm/signal.h b/arch/ia64/include/asm/signal.h
index c62afa4a0dc2..80f067f9b3ce 100644
--- a/arch/ia64/include/asm/signal.h
+++ b/arch/ia64/include/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Modified 1998-2001, 2003
* David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co
diff --git a/arch/ia64/include/asm/smp.h b/arch/ia64/include/asm/smp.h
index fea21e986022..7847ae40a181 100644
--- a/arch/ia64/include/asm/smp.h
+++ b/arch/ia64/include/asm/smp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* SMP Support
*
diff --git a/arch/ia64/include/asm/sn/ioc3.h b/arch/ia64/include/asm/sn/ioc3.h
index 6eaa3cc1e919..d4a524951df3 100644
--- a/arch/ia64/include/asm/sn/ioc3.h
+++ b/arch/ia64/include/asm/sn/ioc3.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2005 Silicon Graphics, Inc.
*/
diff --git a/arch/ia64/include/asm/sparsemem.h b/arch/ia64/include/asm/sparsemem.h
index 67a7c40ec27f..336d0570e1fa 100644
--- a/arch/ia64/include/asm/sparsemem.h
+++ b/arch/ia64/include/asm/sparsemem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_SPARSEMEM_H
#define _ASM_IA64_SPARSEMEM_H
diff --git a/arch/ia64/include/asm/spinlock.h b/arch/ia64/include/asm/spinlock.h
index df2c121164b8..aa057abd948e 100644
--- a/arch/ia64/include/asm/spinlock.h
+++ b/arch/ia64/include/asm/spinlock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_SPINLOCK_H
#define _ASM_IA64_SPINLOCK_H
diff --git a/arch/ia64/include/asm/spinlock_types.h b/arch/ia64/include/asm/spinlock_types.h
index e2b42a52a6d3..6e345fefcdca 100644
--- a/arch/ia64/include/asm/spinlock_types.h
+++ b/arch/ia64/include/asm/spinlock_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_SPINLOCK_TYPES_H
#define _ASM_IA64_SPINLOCK_TYPES_H
diff --git a/arch/ia64/include/asm/string.h b/arch/ia64/include/asm/string.h
index 85fd65c52a8c..8b84df0dbfad 100644
--- a/arch/ia64/include/asm/string.h
+++ b/arch/ia64/include/asm/string.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_STRING_H
#define _ASM_IA64_STRING_H
diff --git a/arch/ia64/include/asm/swiotlb.h b/arch/ia64/include/asm/swiotlb.h
index f0acde68aaea..841e2c7d0b21 100644
--- a/arch/ia64/include/asm/swiotlb.h
+++ b/arch/ia64/include/asm/swiotlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASM_IA64__SWIOTLB_H
#define ASM_IA64__SWIOTLB_H
diff --git a/arch/ia64/include/asm/switch_to.h b/arch/ia64/include/asm/switch_to.h
index e8f3585e7e7a..b10f31ec522c 100644
--- a/arch/ia64/include/asm/switch_to.h
+++ b/arch/ia64/include/asm/switch_to.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Low-level task switching. This is based on information published in
* the Processor Abstraction Layer and the System Abstraction Layer
diff --git a/arch/ia64/include/asm/termios.h b/arch/ia64/include/asm/termios.h
index a42f870ca4f6..589c026444cc 100644
--- a/arch/ia64/include/asm/termios.h
+++ b/arch/ia64/include/asm/termios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Modified 1999
* David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co
diff --git a/arch/ia64/include/asm/thread_info.h b/arch/ia64/include/asm/thread_info.h
index 8742d741d19a..1d172a4119a7 100644
--- a/arch/ia64/include/asm/thread_info.h
+++ b/arch/ia64/include/asm/thread_info.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2002-2003 Hewlett-Packard Co
* David Mosberger-Tang <davidm@hpl.hp.com>
diff --git a/arch/ia64/include/asm/timex.h b/arch/ia64/include/asm/timex.h
index 86c7db861180..869a3ac6bf23 100644
--- a/arch/ia64/include/asm/timex.h
+++ b/arch/ia64/include/asm/timex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_TIMEX_H
#define _ASM_IA64_TIMEX_H
diff --git a/arch/ia64/include/asm/tlb.h b/arch/ia64/include/asm/tlb.h
index cbe5ac3699bf..44f0ac0df308 100644
--- a/arch/ia64/include/asm/tlb.h
+++ b/arch/ia64/include/asm/tlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_TLB_H
#define _ASM_IA64_TLB_H
/*
diff --git a/arch/ia64/include/asm/tlbflush.h b/arch/ia64/include/asm/tlbflush.h
index 3be25dfed164..25e280810f6c 100644
--- a/arch/ia64/include/asm/tlbflush.h
+++ b/arch/ia64/include/asm/tlbflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_TLBFLUSH_H
#define _ASM_IA64_TLBFLUSH_H
diff --git a/arch/ia64/include/asm/types.h b/arch/ia64/include/asm/types.h
index 4c351b169da2..5ddc7703de99 100644
--- a/arch/ia64/include/asm/types.h
+++ b/arch/ia64/include/asm/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This file is never included by application software unless explicitly
* requested (e.g., via linux/types.h) in which case the application is
diff --git a/arch/ia64/include/asm/uaccess.h b/arch/ia64/include/asm/uaccess.h
index 0890ded638f0..a74524f2d625 100644
--- a/arch/ia64/include/asm/uaccess.h
+++ b/arch/ia64/include/asm/uaccess.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_UACCESS_H
#define _ASM_IA64_UACCESS_H
diff --git a/arch/ia64/include/asm/unaligned.h b/arch/ia64/include/asm/unaligned.h
index 7bddc7f58584..328942e3cbce 100644
--- a/arch/ia64/include/asm/unaligned.h
+++ b/arch/ia64/include/asm/unaligned.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_UNALIGNED_H
#define _ASM_IA64_UNALIGNED_H
diff --git a/arch/ia64/include/asm/unistd.h b/arch/ia64/include/asm/unistd.h
index 8c85209753ab..ffb705dc9c13 100644
--- a/arch/ia64/include/asm/unistd.h
+++ b/arch/ia64/include/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* IA-64 Linux syscall numbers and inline-functions.
*
diff --git a/arch/ia64/include/asm/unwind.h b/arch/ia64/include/asm/unwind.h
index 1af3875f1a57..c5bd4b3e3a36 100644
--- a/arch/ia64/include/asm/unwind.h
+++ b/arch/ia64/include/asm/unwind.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_UNWIND_H
#define _ASM_IA64_UNWIND_H
diff --git a/arch/ia64/include/asm/user.h b/arch/ia64/include/asm/user.h
index 8b9821110348..0ba486651b7c 100644
--- a/arch/ia64/include/asm/user.h
+++ b/arch/ia64/include/asm/user.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_USER_H
#define _ASM_IA64_USER_H
diff --git a/arch/ia64/include/asm/ustack.h b/arch/ia64/include/asm/ustack.h
index b275401b96d3..112d40a0fec2 100644
--- a/arch/ia64/include/asm/ustack.h
+++ b/arch/ia64/include/asm/ustack.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_USTACK_H
#define _ASM_IA64_USTACK_H
diff --git a/arch/ia64/include/asm/uv/uv.h b/arch/ia64/include/asm/uv/uv.h
index 8f6cbaa742e9..71df93ee3bc0 100644
--- a/arch/ia64/include/asm/uv/uv.h
+++ b/arch/ia64/include/asm/uv/uv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_UV_UV_H
#define _ASM_IA64_UV_UV_H
diff --git a/arch/ia64/include/asm/vga.h b/arch/ia64/include/asm/vga.h
index 02184ecd8208..30cb373f3de8 100644
--- a/arch/ia64/include/asm/vga.h
+++ b/arch/ia64/include/asm/vga.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Access to VGA videoram
*
diff --git a/arch/ia64/include/uapi/asm/auxvec.h b/arch/ia64/include/uapi/asm/auxvec.h
index 58277fc650ef..09969a5d2e0a 100644
--- a/arch/ia64/include/uapi/asm/auxvec.h
+++ b/arch/ia64/include/uapi/asm/auxvec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_IA64_AUXVEC_H
#define _ASM_IA64_AUXVEC_H
diff --git a/arch/ia64/include/uapi/asm/bitsperlong.h b/arch/ia64/include/uapi/asm/bitsperlong.h
index ec4db3c970b7..1146d55563db 100644
--- a/arch/ia64/include/uapi/asm/bitsperlong.h
+++ b/arch/ia64/include/uapi/asm/bitsperlong.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_IA64_BITSPERLONG_H
#define __ASM_IA64_BITSPERLONG_H
diff --git a/arch/ia64/include/uapi/asm/break.h b/arch/ia64/include/uapi/asm/break.h
index f03402039896..5d742bcb0018 100644
--- a/arch/ia64/include/uapi/asm/break.h
+++ b/arch/ia64/include/uapi/asm/break.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_IA64_BREAK_H
#define _ASM_IA64_BREAK_H
diff --git a/arch/ia64/include/uapi/asm/byteorder.h b/arch/ia64/include/uapi/asm/byteorder.h
index a8dd73558150..f85d0faaaf34 100644
--- a/arch/ia64/include/uapi/asm/byteorder.h
+++ b/arch/ia64/include/uapi/asm/byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_IA64_BYTEORDER_H
#define _ASM_IA64_BYTEORDER_H
diff --git a/arch/ia64/include/uapi/asm/cmpxchg.h b/arch/ia64/include/uapi/asm/cmpxchg.h
index a0e3620f8f13..d69c979936d4 100644
--- a/arch/ia64/include/uapi/asm/cmpxchg.h
+++ b/arch/ia64/include/uapi/asm/cmpxchg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_IA64_CMPXCHG_H
#define _ASM_IA64_CMPXCHG_H
diff --git a/arch/ia64/include/uapi/asm/errno.h b/arch/ia64/include/uapi/asm/errno.h
index 4c82b503d92f..9addba592646 100644
--- a/arch/ia64/include/uapi/asm/errno.h
+++ b/arch/ia64/include/uapi/asm/errno.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/errno.h>
diff --git a/arch/ia64/include/uapi/asm/fcntl.h b/arch/ia64/include/uapi/asm/fcntl.h
index 7b485876cad4..7b95523efe5a 100644
--- a/arch/ia64/include/uapi/asm/fcntl.h
+++ b/arch/ia64/include/uapi/asm/fcntl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_IA64_FCNTL_H
#define _ASM_IA64_FCNTL_H
/*
diff --git a/arch/ia64/include/uapi/asm/fpu.h b/arch/ia64/include/uapi/asm/fpu.h
index b6395ad1500a..0df392982ce8 100644
--- a/arch/ia64/include/uapi/asm/fpu.h
+++ b/arch/ia64/include/uapi/asm/fpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_IA64_FPU_H
#define _ASM_IA64_FPU_H
diff --git a/arch/ia64/include/uapi/asm/gcc_intrin.h b/arch/ia64/include/uapi/asm/gcc_intrin.h
index 61d0d0111978..c60696fd1e37 100644
--- a/arch/ia64/include/uapi/asm/gcc_intrin.h
+++ b/arch/ia64/include/uapi/asm/gcc_intrin.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
*
* Copyright (C) 2002,2003 Jun Nakajima <jun.nakajima@intel.com>
diff --git a/arch/ia64/include/uapi/asm/ia64regs.h b/arch/ia64/include/uapi/asm/ia64regs.h
index 1757f1c11ad4..d7d10cec8b9f 100644
--- a/arch/ia64/include/uapi/asm/ia64regs.h
+++ b/arch/ia64/include/uapi/asm/ia64regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2002,2003 Intel Corp.
* Jun Nakajima <jun.nakajima@intel.com>
diff --git a/arch/ia64/include/uapi/asm/intel_intrin.h b/arch/ia64/include/uapi/asm/intel_intrin.h
index 53cec577558a..ab649691545a 100644
--- a/arch/ia64/include/uapi/asm/intel_intrin.h
+++ b/arch/ia64/include/uapi/asm/intel_intrin.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_IA64_INTEL_INTRIN_H
#define _ASM_IA64_INTEL_INTRIN_H
/*
diff --git a/arch/ia64/include/uapi/asm/intrinsics.h b/arch/ia64/include/uapi/asm/intrinsics.h
index 5829978ff466..aecc217eca63 100644
--- a/arch/ia64/include/uapi/asm/intrinsics.h
+++ b/arch/ia64/include/uapi/asm/intrinsics.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Compiler-dependent intrinsics.
*
diff --git a/arch/ia64/include/uapi/asm/ioctl.h b/arch/ia64/include/uapi/asm/ioctl.h
index b279fe06dfe5..b809c4566e5f 100644
--- a/arch/ia64/include/uapi/asm/ioctl.h
+++ b/arch/ia64/include/uapi/asm/ioctl.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/ioctl.h>
diff --git a/arch/ia64/include/uapi/asm/ioctls.h b/arch/ia64/include/uapi/asm/ioctls.h
index f3aab5512e98..b86001940209 100644
--- a/arch/ia64/include/uapi/asm/ioctls.h
+++ b/arch/ia64/include/uapi/asm/ioctls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_IA64_IOCTLS_H
#define _ASM_IA64_IOCTLS_H
diff --git a/arch/ia64/include/uapi/asm/ipcbuf.h b/arch/ia64/include/uapi/asm/ipcbuf.h
index 84c7e51cb6d0..90d6445a14df 100644
--- a/arch/ia64/include/uapi/asm/ipcbuf.h
+++ b/arch/ia64/include/uapi/asm/ipcbuf.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/ipcbuf.h>
diff --git a/arch/ia64/include/uapi/asm/mman.h b/arch/ia64/include/uapi/asm/mman.h
index 8740819adc54..ce0cc3d7509e 100644
--- a/arch/ia64/include/uapi/asm/mman.h
+++ b/arch/ia64/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Based on <asm-i386/mman.h>.
*
diff --git a/arch/ia64/include/uapi/asm/msgbuf.h b/arch/ia64/include/uapi/asm/msgbuf.h
index 6c64c0d2aae1..aa25df92d9dc 100644
--- a/arch/ia64/include/uapi/asm/msgbuf.h
+++ b/arch/ia64/include/uapi/asm/msgbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_IA64_MSGBUF_H
#define _ASM_IA64_MSGBUF_H
diff --git a/arch/ia64/include/uapi/asm/param.h b/arch/ia64/include/uapi/asm/param.h
index d7da41d9497d..123ab45940b4 100644
--- a/arch/ia64/include/uapi/asm/param.h
+++ b/arch/ia64/include/uapi/asm/param.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Fundamental kernel parameters.
*
diff --git a/arch/ia64/include/uapi/asm/perfmon.h b/arch/ia64/include/uapi/asm/perfmon.h
index 1a10a2dd58a1..017548365e5c 100644
--- a/arch/ia64/include/uapi/asm/perfmon.h
+++ b/arch/ia64/include/uapi/asm/perfmon.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2001-2003 Hewlett-Packard Co
* Stephane Eranian <eranian@hpl.hp.com>
diff --git a/arch/ia64/include/uapi/asm/perfmon_default_smpl.h b/arch/ia64/include/uapi/asm/perfmon_default_smpl.h
index a2d560c67230..d3f36aff0e1f 100644
--- a/arch/ia64/include/uapi/asm/perfmon_default_smpl.h
+++ b/arch/ia64/include/uapi/asm/perfmon_default_smpl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2002-2003 Hewlett-Packard Co
* Stephane Eranian <eranian@hpl.hp.com>
diff --git a/arch/ia64/include/uapi/asm/poll.h b/arch/ia64/include/uapi/asm/poll.h
index c98509d3149e..b7132a305a47 100644
--- a/arch/ia64/include/uapi/asm/poll.h
+++ b/arch/ia64/include/uapi/asm/poll.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/poll.h>
diff --git a/arch/ia64/include/uapi/asm/posix_types.h b/arch/ia64/include/uapi/asm/posix_types.h
index 99ee1d6510cf..bded40f7defe 100644
--- a/arch/ia64/include/uapi/asm/posix_types.h
+++ b/arch/ia64/include/uapi/asm/posix_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_IA64_POSIX_TYPES_H
#define _ASM_IA64_POSIX_TYPES_H
diff --git a/arch/ia64/include/uapi/asm/ptrace.h b/arch/ia64/include/uapi/asm/ptrace.h
index 0a02f634e12b..f52655b44414 100644
--- a/arch/ia64/include/uapi/asm/ptrace.h
+++ b/arch/ia64/include/uapi/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 1998-2004 Hewlett-Packard Co
* David Mosberger-Tang <davidm@hpl.hp.com>
diff --git a/arch/ia64/include/uapi/asm/ptrace_offsets.h b/arch/ia64/include/uapi/asm/ptrace_offsets.h
index b712773c759e..2847c18139ef 100644
--- a/arch/ia64/include/uapi/asm/ptrace_offsets.h
+++ b/arch/ia64/include/uapi/asm/ptrace_offsets.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_IA64_PTRACE_OFFSETS_H
#define _ASM_IA64_PTRACE_OFFSETS_H
diff --git a/arch/ia64/include/uapi/asm/resource.h b/arch/ia64/include/uapi/asm/resource.h
index ba2272a87fc7..d488d2b22ac4 100644
--- a/arch/ia64/include/uapi/asm/resource.h
+++ b/arch/ia64/include/uapi/asm/resource.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_IA64_RESOURCE_H
#define _ASM_IA64_RESOURCE_H
diff --git a/arch/ia64/include/uapi/asm/rse.h b/arch/ia64/include/uapi/asm/rse.h
index 02830a3b0196..6d260af571c5 100644
--- a/arch/ia64/include/uapi/asm/rse.h
+++ b/arch/ia64/include/uapi/asm/rse.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_IA64_RSE_H
#define _ASM_IA64_RSE_H
diff --git a/arch/ia64/include/uapi/asm/sembuf.h b/arch/ia64/include/uapi/asm/sembuf.h
index 1340fbc04d3e..6ed058760afc 100644
--- a/arch/ia64/include/uapi/asm/sembuf.h
+++ b/arch/ia64/include/uapi/asm/sembuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_IA64_SEMBUF_H
#define _ASM_IA64_SEMBUF_H
diff --git a/arch/ia64/include/uapi/asm/setup.h b/arch/ia64/include/uapi/asm/setup.h
index 8d56458310b3..8d13ce8fb03a 100644
--- a/arch/ia64/include/uapi/asm/setup.h
+++ b/arch/ia64/include/uapi/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __IA64_SETUP_H
#define __IA64_SETUP_H
diff --git a/arch/ia64/include/uapi/asm/shmbuf.h b/arch/ia64/include/uapi/asm/shmbuf.h
index 585002a77acd..6ef57cb70dee 100644
--- a/arch/ia64/include/uapi/asm/shmbuf.h
+++ b/arch/ia64/include/uapi/asm/shmbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_IA64_SHMBUF_H
#define _ASM_IA64_SHMBUF_H
diff --git a/arch/ia64/include/uapi/asm/sigcontext.h b/arch/ia64/include/uapi/asm/sigcontext.h
index 57ff777bcc40..1bb6f0f2bd73 100644
--- a/arch/ia64/include/uapi/asm/sigcontext.h
+++ b/arch/ia64/include/uapi/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_IA64_SIGCONTEXT_H
#define _ASM_IA64_SIGCONTEXT_H
diff --git a/arch/ia64/include/uapi/asm/siginfo.h b/arch/ia64/include/uapi/asm/siginfo.h
index 33389fc36f23..f3a02a10c3a3 100644
--- a/arch/ia64/include/uapi/asm/siginfo.h
+++ b/arch/ia64/include/uapi/asm/siginfo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Based on <asm-i386/siginfo.h>.
*
diff --git a/arch/ia64/include/uapi/asm/signal.h b/arch/ia64/include/uapi/asm/signal.h
index c0ea2855e96b..aa98ff1b9e22 100644
--- a/arch/ia64/include/uapi/asm/signal.h
+++ b/arch/ia64/include/uapi/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Modified 1998-2001, 2003
* David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co
diff --git a/arch/ia64/include/uapi/asm/socket.h b/arch/ia64/include/uapi/asm/socket.h
index 002eb85a6941..3efba40adc54 100644
--- a/arch/ia64/include/uapi/asm/socket.h
+++ b/arch/ia64/include/uapi/asm/socket.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_IA64_SOCKET_H
#define _ASM_IA64_SOCKET_H
diff --git a/arch/ia64/include/uapi/asm/sockios.h b/arch/ia64/include/uapi/asm/sockios.h
index 15c92468ad38..f27a12f95d20 100644
--- a/arch/ia64/include/uapi/asm/sockios.h
+++ b/arch/ia64/include/uapi/asm/sockios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_IA64_SOCKIOS_H
#define _ASM_IA64_SOCKIOS_H
diff --git a/arch/ia64/include/uapi/asm/stat.h b/arch/ia64/include/uapi/asm/stat.h
index 367bb90cdffa..3265ed5aac0f 100644
--- a/arch/ia64/include/uapi/asm/stat.h
+++ b/arch/ia64/include/uapi/asm/stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_IA64_STAT_H
#define _ASM_IA64_STAT_H
diff --git a/arch/ia64/include/uapi/asm/statfs.h b/arch/ia64/include/uapi/asm/statfs.h
index 1e589669de56..de3bae4f137d 100644
--- a/arch/ia64/include/uapi/asm/statfs.h
+++ b/arch/ia64/include/uapi/asm/statfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_IA64_STATFS_H
#define _ASM_IA64_STATFS_H
diff --git a/arch/ia64/include/uapi/asm/swab.h b/arch/ia64/include/uapi/asm/swab.h
index c89a8cb5d8a5..79f3fef1a05e 100644
--- a/arch/ia64/include/uapi/asm/swab.h
+++ b/arch/ia64/include/uapi/asm/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_IA64_SWAB_H
#define _ASM_IA64_SWAB_H
diff --git a/arch/ia64/include/uapi/asm/termbits.h b/arch/ia64/include/uapi/asm/termbits.h
index c009b94e58d9..000a1a297c75 100644
--- a/arch/ia64/include/uapi/asm/termbits.h
+++ b/arch/ia64/include/uapi/asm/termbits.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_IA64_TERMBITS_H
#define _ASM_IA64_TERMBITS_H
diff --git a/arch/ia64/include/uapi/asm/termios.h b/arch/ia64/include/uapi/asm/termios.h
index d59b48c307f8..199742d08f2c 100644
--- a/arch/ia64/include/uapi/asm/termios.h
+++ b/arch/ia64/include/uapi/asm/termios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Modified 1999
* David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co
diff --git a/arch/ia64/include/uapi/asm/types.h b/arch/ia64/include/uapi/asm/types.h
index 321193b05eed..2000de474be6 100644
--- a/arch/ia64/include/uapi/asm/types.h
+++ b/arch/ia64/include/uapi/asm/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file is never included by application software unless explicitly
* requested (e.g., via linux/types.h) in which case the application is
diff --git a/arch/ia64/include/uapi/asm/ucontext.h b/arch/ia64/include/uapi/asm/ucontext.h
index bf573dc8ca6a..46f51e535e04 100644
--- a/arch/ia64/include/uapi/asm/ucontext.h
+++ b/arch/ia64/include/uapi/asm/ucontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_IA64_UCONTEXT_H
#define _ASM_IA64_UCONTEXT_H
diff --git a/arch/ia64/include/uapi/asm/unistd.h b/arch/ia64/include/uapi/asm/unistd.h
index ea5363daa7bd..5fe71d4a43de 100644
--- a/arch/ia64/include/uapi/asm/unistd.h
+++ b/arch/ia64/include/uapi/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* IA-64 Linux syscall numbers and inline-functions.
*
diff --git a/arch/ia64/include/uapi/asm/ustack.h b/arch/ia64/include/uapi/asm/ustack.h
index 1dfebc622692..703cc5f546ff 100644
--- a/arch/ia64/include/uapi/asm/ustack.h
+++ b/arch/ia64/include/uapi/asm/ustack.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_IA64_USTACK_H
#define _UAPI_ASM_IA64_USTACK_H
diff --git a/arch/ia64/kernel/Makefile b/arch/ia64/kernel/Makefile
index 9edda5466020..14ad79f394e5 100644
--- a/arch/ia64/kernel/Makefile
+++ b/arch/ia64/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/ia64/kernel/Makefile.gate b/arch/ia64/kernel/Makefile.gate
index 7da7c65a9bb1..f53faf48b7ce 100644
--- a/arch/ia64/kernel/Makefile.gate
+++ b/arch/ia64/kernel/Makefile.gate
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# The gate DSO image is built using a special linker script.
targets += gate.so gate.lds gate.o gate-dummy.o
diff --git a/arch/ia64/kernel/asm-offsets.c b/arch/ia64/kernel/asm-offsets.c
index 798bdb209d00..b385ff2bf6ce 100644
--- a/arch/ia64/kernel/asm-offsets.c
+++ b/arch/ia64/kernel/asm-offsets.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Generate definitions needed by assembly language modules.
* This code generates raw asm output which is post-processed
diff --git a/arch/ia64/kernel/audit.c b/arch/ia64/kernel/audit.c
index 96a9d18ff4c4..5192ca899fe6 100644
--- a/arch/ia64/kernel/audit.c
+++ b/arch/ia64/kernel/audit.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/types.h>
#include <linux/audit.h>
diff --git a/arch/ia64/kernel/brl_emu.c b/arch/ia64/kernel/brl_emu.c
index 987b11be0021..9bcc908bc85e 100644
--- a/arch/ia64/kernel/brl_emu.c
+++ b/arch/ia64/kernel/brl_emu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Emulation of the "brl" instruction for IA64 processors that
* don't support it in hardware.
diff --git a/arch/ia64/kernel/crash.c b/arch/ia64/kernel/crash.c
index 75859a07d75b..39f4433a6f0e 100644
--- a/arch/ia64/kernel/crash.c
+++ b/arch/ia64/kernel/crash.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/ia64/kernel/crash.c
*
diff --git a/arch/ia64/kernel/crash_dump.c b/arch/ia64/kernel/crash_dump.c
index 9c12b794e774..0ed3c3dee4cd 100644
--- a/arch/ia64/kernel/crash_dump.c
+++ b/arch/ia64/kernel/crash_dump.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* kernel/crash_dump.c - Memory preserving reboot related code.
*
diff --git a/arch/ia64/kernel/cyclone.c b/arch/ia64/kernel/cyclone.c
index ee1a4afbf9da..f80eb7fb544d 100644
--- a/arch/ia64/kernel/cyclone.c
+++ b/arch/ia64/kernel/cyclone.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
#include <linux/smp.h>
#include <linux/time.h>
diff --git a/arch/ia64/kernel/dma-mapping.c b/arch/ia64/kernel/dma-mapping.c
index e0dd97f4eb69..7a82c9259609 100644
--- a/arch/ia64/kernel/dma-mapping.c
+++ b/arch/ia64/kernel/dma-mapping.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/dma-mapping.h>
#include <linux/export.h>
diff --git a/arch/ia64/kernel/efi.c b/arch/ia64/kernel/efi.c
index 81416000c5e0..9c09bf390cce 100644
--- a/arch/ia64/kernel/efi.c
+++ b/arch/ia64/kernel/efi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Extensible Firmware Interface
*
diff --git a/arch/ia64/kernel/efi_stub.S b/arch/ia64/kernel/efi_stub.S
index a56e161d7515..58233bb7976d 100644
--- a/arch/ia64/kernel/efi_stub.S
+++ b/arch/ia64/kernel/efi_stub.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* EFI call stub.
*
diff --git a/arch/ia64/kernel/elfcore.c b/arch/ia64/kernel/elfcore.c
index 04bc8fd5f893..94680521fbf9 100644
--- a/arch/ia64/kernel/elfcore.c
+++ b/arch/ia64/kernel/elfcore.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/elf.h>
#include <linux/coredump.h>
#include <linux/fs.h>
diff --git a/arch/ia64/kernel/entry.S b/arch/ia64/kernel/entry.S
index e7a716b09350..68362b30ea47 100644
--- a/arch/ia64/kernel/entry.S
+++ b/arch/ia64/kernel/entry.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/ia64/kernel/entry.S
*
diff --git a/arch/ia64/kernel/entry.h b/arch/ia64/kernel/entry.h
index b83edac02965..6463dc316263 100644
--- a/arch/ia64/kernel/entry.h
+++ b/arch/ia64/kernel/entry.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Preserved registers that are shared between code in ivt.S and
diff --git a/arch/ia64/kernel/fsys.S b/arch/ia64/kernel/fsys.S
index edbf7af95849..c0e7c9af2bb9 100644
--- a/arch/ia64/kernel/fsys.S
+++ b/arch/ia64/kernel/fsys.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This file contains the light-weight system call handlers (fsyscall-handlers).
*
diff --git a/arch/ia64/kernel/fsyscall_gtod_data.h b/arch/ia64/kernel/fsyscall_gtod_data.h
index dcc514917731..0914c02a1eb0 100644
--- a/arch/ia64/kernel/fsyscall_gtod_data.h
+++ b/arch/ia64/kernel/fsyscall_gtod_data.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* (c) Copyright 2007 Hewlett-Packard Development Company, L.P.
* Contributed by Peter Keilty <peter.keilty@hp.com>
diff --git a/arch/ia64/kernel/gate.S b/arch/ia64/kernel/gate.S
index 0bd1b3bfaf1c..9f235cd551ab 100644
--- a/arch/ia64/kernel/gate.S
+++ b/arch/ia64/kernel/gate.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This file contains the code that gets mapped at the upper end of each task's text
* region. For now, it contains the signal trampoline code only.
diff --git a/arch/ia64/kernel/gate.lds.S b/arch/ia64/kernel/gate.lds.S
index 3e8271e85a1e..461c7e69d465 100644
--- a/arch/ia64/kernel/gate.lds.S
+++ b/arch/ia64/kernel/gate.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Linker script for gate DSO. The gate pages are an ELF shared object
* prelinked to its virtual address, with only one read-only segment and
diff --git a/arch/ia64/kernel/head.S b/arch/ia64/kernel/head.S
index 3204fddc439c..e6f45170a4b9 100644
--- a/arch/ia64/kernel/head.S
+++ b/arch/ia64/kernel/head.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Here is where the ball gets rolling as far as the kernel is concerned.
* When control is transferred to _start, the bootload has already
diff --git a/arch/ia64/kernel/ia64_ksyms.c b/arch/ia64/kernel/ia64_ksyms.c
index d111248af719..6b51c88e3578 100644
--- a/arch/ia64/kernel/ia64_ksyms.c
+++ b/arch/ia64/kernel/ia64_ksyms.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Architecture-specific kernel symbols
*/
diff --git a/arch/ia64/kernel/init_task.c b/arch/ia64/kernel/init_task.c
index fa8ee64adac2..8df9245e29d9 100644
--- a/arch/ia64/kernel/init_task.c
+++ b/arch/ia64/kernel/init_task.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This is where we statically allocate and initialize the initial
* task.
diff --git a/arch/ia64/kernel/iosapic.c b/arch/ia64/kernel/iosapic.c
index 90fde5b8669d..550243a94b5d 100644
--- a/arch/ia64/kernel/iosapic.c
+++ b/arch/ia64/kernel/iosapic.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* I/O SAPIC support.
*
diff --git a/arch/ia64/kernel/irq.c b/arch/ia64/kernel/irq.c
index 2ff1df7b14ea..8ed81b252694 100644
--- a/arch/ia64/kernel/irq.c
+++ b/arch/ia64/kernel/irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/ia64/kernel/irq.c
*
diff --git a/arch/ia64/kernel/irq_ia64.c b/arch/ia64/kernel/irq_ia64.c
index eaa3199f98c8..ab87d6c25b15 100644
--- a/arch/ia64/kernel/irq_ia64.c
+++ b/arch/ia64/kernel/irq_ia64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/ia64/kernel/irq_ia64.c
*
diff --git a/arch/ia64/kernel/irq_lsapic.c b/arch/ia64/kernel/irq_lsapic.c
index 1b3a776e5161..23bf4499a75d 100644
--- a/arch/ia64/kernel/irq_lsapic.c
+++ b/arch/ia64/kernel/irq_lsapic.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* LSAPIC Interrupt Controller
*
diff --git a/arch/ia64/kernel/ivt.S b/arch/ia64/kernel/ivt.S
index 44a103a5de2b..1efcbe5f0c78 100644
--- a/arch/ia64/kernel/ivt.S
+++ b/arch/ia64/kernel/ivt.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/ia64/kernel/ivt.S
*
diff --git a/arch/ia64/kernel/machvec.c b/arch/ia64/kernel/machvec.c
index f5a1e5246b3e..7bfe98859911 100644
--- a/arch/ia64/kernel/machvec.c
+++ b/arch/ia64/kernel/machvec.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
#include <linux/dma-mapping.h>
#include <asm/machvec.h>
diff --git a/arch/ia64/kernel/mca_asm.S b/arch/ia64/kernel/mca_asm.S
index d5bdf9de36b6..086cfa4999fd 100644
--- a/arch/ia64/kernel/mca_asm.S
+++ b/arch/ia64/kernel/mca_asm.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* File: mca_asm.S
* Purpose: assembly portion of the IA64 MCA handling
diff --git a/arch/ia64/kernel/mca_drv.h b/arch/ia64/kernel/mca_drv.h
index 53b8ecb5b4b9..45bc4e3ae14f 100644
--- a/arch/ia64/kernel/mca_drv.h
+++ b/arch/ia64/kernel/mca_drv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* File: mca_drv.h
* Purpose: Define helpers for Generic MCA handling
diff --git a/arch/ia64/kernel/mca_drv_asm.S b/arch/ia64/kernel/mca_drv_asm.S
index 767ac2c20d16..4428f57bee73 100644
--- a/arch/ia64/kernel/mca_drv_asm.S
+++ b/arch/ia64/kernel/mca_drv_asm.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* File: mca_drv_asm.S
* Purpose: Assembly portion of Generic MCA handling
diff --git a/arch/ia64/kernel/minstate.h b/arch/ia64/kernel/minstate.h
index 5704700fb703..d6eab2a1084d 100644
--- a/arch/ia64/kernel/minstate.h
+++ b/arch/ia64/kernel/minstate.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/cache.h>
diff --git a/arch/ia64/kernel/module.c b/arch/ia64/kernel/module.c
index d1d945c6bd05..853b5611a894 100644
--- a/arch/ia64/kernel/module.c
+++ b/arch/ia64/kernel/module.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* IA-64-specific support for kernel module loader.
*
diff --git a/arch/ia64/kernel/msi_ia64.c b/arch/ia64/kernel/msi_ia64.c
index af4eaec0f7c3..519d9432f407 100644
--- a/arch/ia64/kernel/msi_ia64.c
+++ b/arch/ia64/kernel/msi_ia64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* MSI hooks for standard x86 apic
*/
diff --git a/arch/ia64/kernel/nr-irqs.c b/arch/ia64/kernel/nr-irqs.c
index f6769cd54bd9..f2633b22d3be 100644
--- a/arch/ia64/kernel/nr-irqs.c
+++ b/arch/ia64/kernel/nr-irqs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* calculate
* NR_IRQS = max(IA64_NATIVE_NR_IRQS, XEN_NR_IRQS, FOO_NR_IRQS...)
diff --git a/arch/ia64/kernel/pal.S b/arch/ia64/kernel/pal.S
index 94fb2e395498..d3e22c018b68 100644
--- a/arch/ia64/kernel/pal.S
+++ b/arch/ia64/kernel/pal.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* PAL Firmware support
* IA-64 Processor Programmers Reference Vol 2
diff --git a/arch/ia64/kernel/patch.c b/arch/ia64/kernel/patch.c
index 944a8e2438a6..7f21a8c57ed7 100644
--- a/arch/ia64/kernel/patch.c
+++ b/arch/ia64/kernel/patch.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Instruction-patching support.
*
diff --git a/arch/ia64/kernel/pci-dma.c b/arch/ia64/kernel/pci-dma.c
index 9094a73f996f..3ba87c22dfbc 100644
--- a/arch/ia64/kernel/pci-dma.c
+++ b/arch/ia64/kernel/pci-dma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Dynamic DMA mapping support.
*/
diff --git a/arch/ia64/kernel/pci-swiotlb.c b/arch/ia64/kernel/pci-swiotlb.c
index a14989dacded..5e50939aa03e 100644
--- a/arch/ia64/kernel/pci-swiotlb.c
+++ b/arch/ia64/kernel/pci-swiotlb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Glue code to lib/swiotlb.c */
#include <linux/pci.h>
diff --git a/arch/ia64/kernel/perfmon_generic.h b/arch/ia64/kernel/perfmon_generic.h
index 67489478041e..96af4696cea9 100644
--- a/arch/ia64/kernel/perfmon_generic.h
+++ b/arch/ia64/kernel/perfmon_generic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This file contains the generic PMU register description tables
* and pmc checker used by perfmon.c.
diff --git a/arch/ia64/kernel/perfmon_itanium.h b/arch/ia64/kernel/perfmon_itanium.h
index d1d508a0fbd3..f2d348648a03 100644
--- a/arch/ia64/kernel/perfmon_itanium.h
+++ b/arch/ia64/kernel/perfmon_itanium.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This file contains the Itanium PMU register description tables
* and pmc checker used by perfmon.c.
diff --git a/arch/ia64/kernel/perfmon_mckinley.h b/arch/ia64/kernel/perfmon_mckinley.h
index c4bec7a9d18f..a993249e58bc 100644
--- a/arch/ia64/kernel/perfmon_mckinley.h
+++ b/arch/ia64/kernel/perfmon_mckinley.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This file contains the McKinley PMU register description tables
* and pmc checker used by perfmon.c.
diff --git a/arch/ia64/kernel/perfmon_montecito.h b/arch/ia64/kernel/perfmon_montecito.h
index 7f8da4c7ca67..c0b5b9110c88 100644
--- a/arch/ia64/kernel/perfmon_montecito.h
+++ b/arch/ia64/kernel/perfmon_montecito.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This file contains the Montecito PMU register description tables
* and pmc checker used by perfmon.c.
diff --git a/arch/ia64/kernel/process.c b/arch/ia64/kernel/process.c
index d344d0d691aa..dda0082056b3 100644
--- a/arch/ia64/kernel/process.c
+++ b/arch/ia64/kernel/process.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Architecture-specific setup.
*
diff --git a/arch/ia64/kernel/ptrace.c b/arch/ia64/kernel/ptrace.c
index 3f8293378a83..427cd565fd61 100644
--- a/arch/ia64/kernel/ptrace.c
+++ b/arch/ia64/kernel/ptrace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Kernel support for the ptrace() and syscall tracing interfaces.
*
diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c
index 23e3fd61e335..dee56bcb993d 100644
--- a/arch/ia64/kernel/setup.c
+++ b/arch/ia64/kernel/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Architecture-specific setup.
*
diff --git a/arch/ia64/kernel/sigframe.h b/arch/ia64/kernel/sigframe.h
index 9fd9a1933b3d..58a36ce6c26e 100644
--- a/arch/ia64/kernel/sigframe.h
+++ b/arch/ia64/kernel/sigframe.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
struct sigscratch {
unsigned long scratch_unat; /* ar.unat for the general registers saved in pt */
unsigned long ar_pfs; /* for syscalls, the user-level function-state */
diff --git a/arch/ia64/kernel/signal.c b/arch/ia64/kernel/signal.c
index 6146d53b6ad7..a254cc98f95c 100644
--- a/arch/ia64/kernel/signal.c
+++ b/arch/ia64/kernel/signal.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Architecture-specific signal handling support.
*
diff --git a/arch/ia64/kernel/stacktrace.c b/arch/ia64/kernel/stacktrace.c
index 5af2783a87f4..6e583a6bd2f6 100644
--- a/arch/ia64/kernel/stacktrace.c
+++ b/arch/ia64/kernel/stacktrace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/ia64/kernel/stacktrace.c
*
diff --git a/arch/ia64/kernel/sys_ia64.c b/arch/ia64/kernel/sys_ia64.c
index 5ce927c854a6..085adfcc74a4 100644
--- a/arch/ia64/kernel/sys_ia64.c
+++ b/arch/ia64/kernel/sys_ia64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This file contains various system calls that have different calling
* conventions on different platforms.
diff --git a/arch/ia64/kernel/traps.c b/arch/ia64/kernel/traps.c
index 3cb17cf9b362..6d4e76a4267f 100644
--- a/arch/ia64/kernel/traps.c
+++ b/arch/ia64/kernel/traps.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Architecture-specific trap handling.
*
diff --git a/arch/ia64/kernel/unaligned.c b/arch/ia64/kernel/unaligned.c
index a13680ca1e61..72e9b4242564 100644
--- a/arch/ia64/kernel/unaligned.c
+++ b/arch/ia64/kernel/unaligned.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Architecture-specific unaligned trap handling.
*
diff --git a/arch/ia64/kernel/unwind.c b/arch/ia64/kernel/unwind.c
index 9704e2cd9878..e04efa088902 100644
--- a/arch/ia64/kernel/unwind.c
+++ b/arch/ia64/kernel/unwind.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1999-2004 Hewlett-Packard Co
* David Mosberger-Tang <davidm@hpl.hp.com>
diff --git a/arch/ia64/kernel/unwind_decoder.c b/arch/ia64/kernel/unwind_decoder.c
index 50ac2d82f9bf..83f54f7929b5 100644
--- a/arch/ia64/kernel/unwind_decoder.c
+++ b/arch/ia64/kernel/unwind_decoder.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2000 Hewlett-Packard Co
* Copyright (C) 2000 David Mosberger-Tang <davidm@hpl.hp.com>
diff --git a/arch/ia64/kernel/unwind_i.h b/arch/ia64/kernel/unwind_i.h
index 96693a6ae370..67994a7e5816 100644
--- a/arch/ia64/kernel/unwind_i.h
+++ b/arch/ia64/kernel/unwind_i.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2000, 2002-2003 Hewlett-Packard Co
* David Mosberger-Tang <davidm@hpl.hp.com>
diff --git a/arch/ia64/kernel/vmlinux.lds.S b/arch/ia64/kernel/vmlinux.lds.S
index 798026dde52e..58db59da0bd8 100644
--- a/arch/ia64/kernel/vmlinux.lds.S
+++ b/arch/ia64/kernel/vmlinux.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/cache.h>
#include <asm/ptrace.h>
diff --git a/arch/ia64/lib/Makefile b/arch/ia64/lib/Makefile
index 1a36a3a39624..82118b38532f 100644
--- a/arch/ia64/lib/Makefile
+++ b/arch/ia64/lib/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for ia64-specific library routines..
#
diff --git a/arch/ia64/lib/carta_random.S b/arch/ia64/lib/carta_random.S
index d0674c360364..1a4a639dc42f 100644
--- a/arch/ia64/lib/carta_random.S
+++ b/arch/ia64/lib/carta_random.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Fast, simple, yet decent quality random number generator based on
* a paper by David G. Carta ("Two Fast Implementations of the
diff --git a/arch/ia64/lib/checksum.c b/arch/ia64/lib/checksum.c
index 2cb23cb0c2e1..d26517fe3500 100644
--- a/arch/ia64/lib/checksum.c
+++ b/arch/ia64/lib/checksum.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Network checksum routines
*
diff --git a/arch/ia64/lib/clear_page.S b/arch/ia64/lib/clear_page.S
index 3cf5b76e587f..65b75085c8f4 100644
--- a/arch/ia64/lib/clear_page.S
+++ b/arch/ia64/lib/clear_page.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1999-2002 Hewlett-Packard Co
* Stephane Eranian <eranian@hpl.hp.com>
diff --git a/arch/ia64/lib/clear_user.S b/arch/ia64/lib/clear_user.S
index 7b40731ee5d8..a28f39d349eb 100644
--- a/arch/ia64/lib/clear_user.S
+++ b/arch/ia64/lib/clear_user.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This routine clears to zero a linear memory buffer in user space.
*
diff --git a/arch/ia64/lib/copy_page.S b/arch/ia64/lib/copy_page.S
index cbdb9e323ffb..176f857c522e 100644
--- a/arch/ia64/lib/copy_page.S
+++ b/arch/ia64/lib/copy_page.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
*
* Optimized version of the standard copy_page() function
diff --git a/arch/ia64/lib/copy_page_mck.S b/arch/ia64/lib/copy_page_mck.S
index c13f69036876..d6fd56e4f1c1 100644
--- a/arch/ia64/lib/copy_page_mck.S
+++ b/arch/ia64/lib/copy_page_mck.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* McKinley-optimized version of copy_page().
*
diff --git a/arch/ia64/lib/copy_user.S b/arch/ia64/lib/copy_user.S
index 66facd52e8d0..f681556c6b86 100644
--- a/arch/ia64/lib/copy_user.S
+++ b/arch/ia64/lib/copy_user.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
*
* Optimized version of the copy_user() routine.
diff --git a/arch/ia64/lib/csum_partial_copy.c b/arch/ia64/lib/csum_partial_copy.c
index 42f7678ef6ad..bf9396b1ed32 100644
--- a/arch/ia64/lib/csum_partial_copy.c
+++ b/arch/ia64/lib/csum_partial_copy.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Network Checksum & Copy routine
*
diff --git a/arch/ia64/lib/do_csum.S b/arch/ia64/lib/do_csum.S
index 1a431a5cf86f..6004dad2597c 100644
--- a/arch/ia64/lib/do_csum.S
+++ b/arch/ia64/lib/do_csum.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
*
* Optmized version of the standard do_csum() function
diff --git a/arch/ia64/lib/idiv32.S b/arch/ia64/lib/idiv32.S
index 715aed79a9ce..def92b708e6e 100644
--- a/arch/ia64/lib/idiv32.S
+++ b/arch/ia64/lib/idiv32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2000 Hewlett-Packard Co
* Copyright (C) 2000 David Mosberger-Tang <davidm@hpl.hp.com>
diff --git a/arch/ia64/lib/idiv64.S b/arch/ia64/lib/idiv64.S
index 25840f697753..a8ba3bd3d4d8 100644
--- a/arch/ia64/lib/idiv64.S
+++ b/arch/ia64/lib/idiv64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1999-2000 Hewlett-Packard Co
* Copyright (C) 1999-2000 David Mosberger-Tang <davidm@hpl.hp.com>
diff --git a/arch/ia64/lib/io.c b/arch/ia64/lib/io.c
index bcd16f8ad9d9..d107eaf3790d 100644
--- a/arch/ia64/lib/io.c
+++ b/arch/ia64/lib/io.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
#include <linux/types.h>
diff --git a/arch/ia64/lib/ip_fast_csum.S b/arch/ia64/lib/ip_fast_csum.S
index 648e0d4a4839..dc9e6e6fe876 100644
--- a/arch/ia64/lib/ip_fast_csum.S
+++ b/arch/ia64/lib/ip_fast_csum.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Optmized version of the ip_fast_csum() function
* Used for calculating IP header checksum
diff --git a/arch/ia64/lib/memcpy.S b/arch/ia64/lib/memcpy.S
index ba172fd6acf4..91a625fddbf0 100644
--- a/arch/ia64/lib/memcpy.S
+++ b/arch/ia64/lib/memcpy.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
*
* Optimized version of the standard memcpy() function
diff --git a/arch/ia64/lib/memcpy_mck.S b/arch/ia64/lib/memcpy_mck.S
index bbbadc478f5b..cc4e6ac914b6 100644
--- a/arch/ia64/lib/memcpy_mck.S
+++ b/arch/ia64/lib/memcpy_mck.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Itanium 2-optimized version of memcpy and copy_user function
*
diff --git a/arch/ia64/lib/memset.S b/arch/ia64/lib/memset.S
index 87b974704075..07a8b92c6496 100644
--- a/arch/ia64/lib/memset.S
+++ b/arch/ia64/lib/memset.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Optimized version of the standard memset() function.
Copyright (c) 2002 Hewlett-Packard Co/CERN
diff --git a/arch/ia64/lib/strlen.S b/arch/ia64/lib/strlen.S
index 1a6e17c657b4..d66de5966974 100644
--- a/arch/ia64/lib/strlen.S
+++ b/arch/ia64/lib/strlen.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
*
* Optimized version of the standard strlen() function
diff --git a/arch/ia64/lib/strncpy_from_user.S b/arch/ia64/lib/strncpy_from_user.S
index ca9ccf280e2e..49eb81b69cd2 100644
--- a/arch/ia64/lib/strncpy_from_user.S
+++ b/arch/ia64/lib/strncpy_from_user.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Just like strncpy() except that if a fault occurs during copying,
* -EFAULT is returned.
diff --git a/arch/ia64/lib/strnlen_user.S b/arch/ia64/lib/strnlen_user.S
index 80a5dfd1d402..4b684d4da106 100644
--- a/arch/ia64/lib/strnlen_user.S
+++ b/arch/ia64/lib/strnlen_user.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Returns 0 if exception before NUL or reaching the supplied limit (N),
* a value greater than N if the string is longer than the limit, else
diff --git a/arch/ia64/mm/Makefile b/arch/ia64/mm/Makefile
index bb0a01a81878..99a35039b548 100644
--- a/arch/ia64/mm/Makefile
+++ b/arch/ia64/mm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the ia64-specific parts of the memory manager.
#
diff --git a/arch/ia64/mm/discontig.c b/arch/ia64/mm/discontig.c
index 878626805369..9b2d994cddf6 100644
--- a/arch/ia64/mm/discontig.c
+++ b/arch/ia64/mm/discontig.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2000, 2003 Silicon Graphics, Inc. All rights reserved.
* Copyright (c) 2001 Intel Corp.
diff --git a/arch/ia64/mm/extable.c b/arch/ia64/mm/extable.c
index 10dd4a66e167..da477c11770b 100644
--- a/arch/ia64/mm/extable.c
+++ b/arch/ia64/mm/extable.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Kernel exception handling table support. Derived from arch/alpha/mm/extable.c.
*
diff --git a/arch/ia64/mm/fault.c b/arch/ia64/mm/fault.c
index 15f09cfff335..dfdc152d6737 100644
--- a/arch/ia64/mm/fault.c
+++ b/arch/ia64/mm/fault.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* MMU fault handling support.
*
diff --git a/arch/ia64/mm/hugetlbpage.c b/arch/ia64/mm/hugetlbpage.c
index ae35140332f7..d16e419fd712 100644
--- a/arch/ia64/mm/hugetlbpage.c
+++ b/arch/ia64/mm/hugetlbpage.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* IA-64 Huge TLB Page Support for Kernel.
*
diff --git a/arch/ia64/mm/init.c b/arch/ia64/mm/init.c
index a4e8d6bd9cfa..7af4e05bb61e 100644
--- a/arch/ia64/mm/init.c
+++ b/arch/ia64/mm/init.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Initialize MMU support.
*
diff --git a/arch/ia64/module.lds b/arch/ia64/module.lds
index 6481f42fbd8c..eff68f362793 100644
--- a/arch/ia64/module.lds
+++ b/arch/ia64/module.lds
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
SECTIONS {
/* Group unwind sections into a single section: */
.IA_64.unwind_info : { *(.IA_64.unwind_info*) }
diff --git a/arch/ia64/oprofile/Makefile b/arch/ia64/oprofile/Makefile
index aad27a718ee0..cd134d6643bf 100644
--- a/arch/ia64/oprofile/Makefile
+++ b/arch/ia64/oprofile/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_OPROFILE) += oprofile.o
DRIVER_OBJS := $(addprefix ../../../drivers/oprofile/, \
diff --git a/arch/ia64/pci/fixup.c b/arch/ia64/pci/fixup.c
index 41caa99add51..e1fa45b2148c 100644
--- a/arch/ia64/pci/fixup.c
+++ b/arch/ia64/pci/fixup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Exceptions for specific devices. Usually work-arounds for fatal design flaws.
* Derived from fixup.c of i386 tree.
diff --git a/arch/ia64/scripts/check-gas b/arch/ia64/scripts/check-gas
index 2499e0b2243d..787cf9b6b04a 100755
--- a/arch/ia64/scripts/check-gas
+++ b/arch/ia64/scripts/check-gas
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
dir=$(dirname $0)
CC=$1
OBJDUMP=$2
diff --git a/arch/ia64/scripts/check-segrel.S b/arch/ia64/scripts/check-segrel.S
index 3be4e3dbeb83..65d6378adaaa 100644
--- a/arch/ia64/scripts/check-segrel.S
+++ b/arch/ia64/scripts/check-segrel.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.rodata
data4 @segrel(start)
.data
diff --git a/arch/ia64/scripts/check-segrel.lds b/arch/ia64/scripts/check-segrel.lds
index 85a0d54fb5ab..c385d246e458 100644
--- a/arch/ia64/scripts/check-segrel.lds
+++ b/arch/ia64/scripts/check-segrel.lds
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
SECTIONS {
. = SIZEOF_HEADERS;
.rodata : { *(.rodata) } :ro
diff --git a/arch/ia64/scripts/check-text-align.S b/arch/ia64/scripts/check-text-align.S
index 03f586abb734..107fa1c88c2e 100644
--- a/arch/ia64/scripts/check-text-align.S
+++ b/arch/ia64/scripts/check-text-align.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.proc foo
.prologue
foo: .save rp, r2
diff --git a/arch/ia64/scripts/toolchain-flags b/arch/ia64/scripts/toolchain-flags
index 3f0c2adacb70..12dff5c981cf 100755
--- a/arch/ia64/scripts/toolchain-flags
+++ b/arch/ia64/scripts/toolchain-flags
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
#
# Check whether linker can handle cross-segment @segrel():
#
diff --git a/arch/ia64/scripts/unwcheck.py b/arch/ia64/scripts/unwcheck.py
index 2bfd941ff7c7..89f3a1480a63 100644
--- a/arch/ia64/scripts/unwcheck.py
+++ b/arch/ia64/scripts/unwcheck.py
@@ -1,4 +1,5 @@
#!/usr/bin/python
+# SPDX-License-Identifier: GPL-2.0
#
# Usage: unwcheck.py FILE
#
diff --git a/arch/ia64/sn/kernel/sn2/timer.c b/arch/ia64/sn/kernel/sn2/timer.c
index 66edc36426ed..3009d9d86f29 100644
--- a/arch/ia64/sn/kernel/sn2/timer.c
+++ b/arch/ia64/sn/kernel/sn2/timer.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/ia64/sn/kernel/sn2/timer.c
*
diff --git a/arch/m32r/Kconfig b/arch/m32r/Kconfig
index 0777f3a8a1f3..0d9446c37ae8 100644
--- a/arch/m32r/Kconfig
+++ b/arch/m32r/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config M32R
bool
default y
diff --git a/arch/m32r/Kconfig.debug b/arch/m32r/Kconfig.debug
index 6c612b7691b0..ffca1e194f91 100644
--- a/arch/m32r/Kconfig.debug
+++ b/arch/m32r/Kconfig.debug
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Kernel hacking"
source "lib/Kconfig.debug"
diff --git a/arch/m32r/Makefile b/arch/m32r/Makefile
index def8dd0b6bc5..d73b58c847a6 100644
--- a/arch/m32r/Makefile
+++ b/arch/m32r/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# m32r/Makefile
#
diff --git a/arch/m32r/boot/compressed/Makefile b/arch/m32r/boot/compressed/Makefile
index 0606a727aab2..abd3c75ebd32 100644
--- a/arch/m32r/boot/compressed/Makefile
+++ b/arch/m32r/boot/compressed/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# linux/arch/m32r/boot/compressed/Makefile
#
diff --git a/arch/m32r/boot/compressed/boot.h b/arch/m32r/boot/compressed/boot.h
index 9272e38d1104..7fce713e8aac 100644
--- a/arch/m32r/boot/compressed/boot.h
+++ b/arch/m32r/boot/compressed/boot.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* 1. load vmlinuz
*
diff --git a/arch/m32r/boot/compressed/head.S b/arch/m32r/boot/compressed/head.S
index 95a0563ff076..39b693640375 100644
--- a/arch/m32r/boot/compressed/head.S
+++ b/arch/m32r/boot/compressed/head.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/m32r/boot/compressed/head.S
*
diff --git a/arch/m32r/boot/compressed/m32r_sio.c b/arch/m32r/boot/compressed/m32r_sio.c
index cf3023dced49..9d34bd063c31 100644
--- a/arch/m32r/boot/compressed/m32r_sio.c
+++ b/arch/m32r/boot/compressed/m32r_sio.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/m32r/boot/compressed/m32r_sio.c
*
diff --git a/arch/m32r/boot/compressed/misc.c b/arch/m32r/boot/compressed/misc.c
index 3a7692745868..43e367055669 100644
--- a/arch/m32r/boot/compressed/misc.c
+++ b/arch/m32r/boot/compressed/misc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/m32r/boot/compressed/misc.c
*
diff --git a/arch/m32r/boot/compressed/vmlinux.lds.S b/arch/m32r/boot/compressed/vmlinux.lds.S
index dd11963f6939..c393eb559c4c 100644
--- a/arch/m32r/boot/compressed/vmlinux.lds.S
+++ b/arch/m32r/boot/compressed/vmlinux.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
OUTPUT_ARCH(m32r)
ENTRY(startup)
diff --git a/arch/m32r/boot/setup.S b/arch/m32r/boot/setup.S
index ef843d63083d..5909a825e2ed 100644
--- a/arch/m32r/boot/setup.S
+++ b/arch/m32r/boot/setup.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/m32r/boot/setup.S -- A setup code.
*
diff --git a/arch/m32r/include/asm/assembler.h b/arch/m32r/include/asm/assembler.h
index 728799fc70aa..ed90d894f285 100644
--- a/arch/m32r/include/asm/assembler.h
+++ b/arch/m32r/include/asm/assembler.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_ASSEMBLER_H
#define _ASM_M32R_ASSEMBLER_H
diff --git a/arch/m32r/include/asm/atomic.h b/arch/m32r/include/asm/atomic.h
index 640cc1c7099f..8bf67e55ff54 100644
--- a/arch/m32r/include/asm/atomic.h
+++ b/arch/m32r/include/asm/atomic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_ATOMIC_H
#define _ASM_M32R_ATOMIC_H
diff --git a/arch/m32r/include/asm/bitops.h b/arch/m32r/include/asm/bitops.h
index 86ba2b42a6cf..64e70e57c154 100644
--- a/arch/m32r/include/asm/bitops.h
+++ b/arch/m32r/include/asm/bitops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_BITOPS_H
#define _ASM_M32R_BITOPS_H
diff --git a/arch/m32r/include/asm/bug.h b/arch/m32r/include/asm/bug.h
index 4cc0462c15b8..7197688254da 100644
--- a/arch/m32r/include/asm/bug.h
+++ b/arch/m32r/include/asm/bug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M32R_BUG_H
#define _M32R_BUG_H
#include <asm-generic/bug.h>
diff --git a/arch/m32r/include/asm/bugs.h b/arch/m32r/include/asm/bugs.h
index f77214eff136..74a6d428aebe 100644
--- a/arch/m32r/include/asm/bugs.h
+++ b/arch/m32r/include/asm/bugs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_BUGS_H
#define _ASM_M32R_BUGS_H
diff --git a/arch/m32r/include/asm/cache.h b/arch/m32r/include/asm/cache.h
index 40b3ee98193d..47a766a258f8 100644
--- a/arch/m32r/include/asm/cache.h
+++ b/arch/m32r/include/asm/cache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_CACHE_H
#define _ASM_M32R_CACHE_H
diff --git a/arch/m32r/include/asm/cachectl.h b/arch/m32r/include/asm/cachectl.h
index 2aab8f6fff41..12f73f6c1759 100644
--- a/arch/m32r/include/asm/cachectl.h
+++ b/arch/m32r/include/asm/cachectl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* cachectl.h -- defines for M32R cache control system calls
*
diff --git a/arch/m32r/include/asm/cacheflush.h b/arch/m32r/include/asm/cacheflush.h
index 8e8e04516c39..5ad2a3045483 100644
--- a/arch/m32r/include/asm/cacheflush.h
+++ b/arch/m32r/include/asm/cacheflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_CACHEFLUSH_H
#define _ASM_M32R_CACHEFLUSH_H
diff --git a/arch/m32r/include/asm/cmpxchg.h b/arch/m32r/include/asm/cmpxchg.h
index 23c9d0537201..1ccdce5ff0ac 100644
--- a/arch/m32r/include/asm/cmpxchg.h
+++ b/arch/m32r/include/asm/cmpxchg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_CMPXCHG_H
#define _ASM_M32R_CMPXCHG_H
diff --git a/arch/m32r/include/asm/dma-mapping.h b/arch/m32r/include/asm/dma-mapping.h
index aff3ae8b62f7..4abfc07f4762 100644
--- a/arch/m32r/include/asm/dma-mapping.h
+++ b/arch/m32r/include/asm/dma-mapping.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_DMA_MAPPING_H
#define _ASM_M32R_DMA_MAPPING_H
diff --git a/arch/m32r/include/asm/dma.h b/arch/m32r/include/asm/dma.h
index 52f6a22dd232..661bc3b343ed 100644
--- a/arch/m32r/include/asm/dma.h
+++ b/arch/m32r/include/asm/dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_DMA_H
#define _ASM_M32R_DMA_H
diff --git a/arch/m32r/include/asm/elf.h b/arch/m32r/include/asm/elf.h
index 8acc9da9a15e..576b2ff57957 100644
--- a/arch/m32r/include/asm/elf.h
+++ b/arch/m32r/include/asm/elf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R__ELF_H
#define _ASM_M32R__ELF_H
diff --git a/arch/m32r/include/asm/emergency-restart.h b/arch/m32r/include/asm/emergency-restart.h
index 108d8c48e42e..cca44d5ae264 100644
--- a/arch/m32r/include/asm/emergency-restart.h
+++ b/arch/m32r/include/asm/emergency-restart.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_EMERGENCY_RESTART_H
#define _ASM_EMERGENCY_RESTART_H
diff --git a/arch/m32r/include/asm/fb.h b/arch/m32r/include/asm/fb.h
index d92e99cd8c8a..9a0bca2686fd 100644
--- a/arch/m32r/include/asm/fb.h
+++ b/arch/m32r/include/asm/fb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_FB_H_
#define _ASM_FB_H_
diff --git a/arch/m32r/include/asm/hardirq.h b/arch/m32r/include/asm/hardirq.h
index 5f2ac4f64ddf..10c23de02b3a 100644
--- a/arch/m32r/include/asm/hardirq.h
+++ b/arch/m32r/include/asm/hardirq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef __KERNEL__
#ifndef __ASM_HARDIRQ_H
#define __ASM_HARDIRQ_H
diff --git a/arch/m32r/include/asm/io.h b/arch/m32r/include/asm/io.h
index 4b0f5e001d4d..1b653bb16f9a 100644
--- a/arch/m32r/include/asm/io.h
+++ b/arch/m32r/include/asm/io.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_IO_H
#define _ASM_M32R_IO_H
diff --git a/arch/m32r/include/asm/irq.h b/arch/m32r/include/asm/irq.h
index 242028b4d86a..85b475fff90e 100644
--- a/arch/m32r/include/asm/irq.h
+++ b/arch/m32r/include/asm/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef __KERNEL__
#ifndef _ASM_M32R_IRQ_H
#define _ASM_M32R_IRQ_H
diff --git a/arch/m32r/include/asm/kmap_types.h b/arch/m32r/include/asm/kmap_types.h
index 4cdb5e3a06bf..3dcba0d17d40 100644
--- a/arch/m32r/include/asm/kmap_types.h
+++ b/arch/m32r/include/asm/kmap_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __M32R_KMAP_TYPES_H
#define __M32R_KMAP_TYPES_H
diff --git a/arch/m32r/include/asm/linkage.h b/arch/m32r/include/asm/linkage.h
index a9fb151cf648..f1aee6ec5bc3 100644
--- a/arch/m32r/include/asm/linkage.h
+++ b/arch/m32r/include/asm/linkage.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_LINKAGE_H
#define __ASM_LINKAGE_H
diff --git a/arch/m32r/include/asm/local.h b/arch/m32r/include/asm/local.h
index 4045db3e4f65..6780680c185d 100644
--- a/arch/m32r/include/asm/local.h
+++ b/arch/m32r/include/asm/local.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __M32R_LOCAL_H
#define __M32R_LOCAL_H
diff --git a/arch/m32r/include/asm/m32102.h b/arch/m32r/include/asm/m32102.h
index 52807f8db166..f0a986fece65 100644
--- a/arch/m32r/include/asm/m32102.h
+++ b/arch/m32r/include/asm/m32102.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M32102_H_
#define _M32102_H_
diff --git a/arch/m32r/include/asm/m32r.h b/arch/m32r/include/asm/m32r.h
index 214b44b40757..d27f056d92f3 100644
--- a/arch/m32r/include/asm/m32r.h
+++ b/arch/m32r/include/asm/m32r.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_M32R_H_
#define _ASM_M32R_M32R_H_
diff --git a/arch/m32r/include/asm/m32r_mp_fpga.h b/arch/m32r/include/asm/m32r_mp_fpga.h
index 976d2b995919..8eeaa9a420c5 100644
--- a/arch/m32r/include/asm/m32r_mp_fpga.h
+++ b/arch/m32r/include/asm/m32r_mp_fpga.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_M32R_MP_FPGA_
#define _ASM_M32R_M32R_MP_FPGA_
diff --git a/arch/m32r/include/asm/mc146818rtc.h b/arch/m32r/include/asm/mc146818rtc.h
index aa1b7bf84f51..4effa4704347 100644
--- a/arch/m32r/include/asm/mc146818rtc.h
+++ b/arch/m32r/include/asm/mc146818rtc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Machine dependent access functions for RTC registers.
*/
diff --git a/arch/m32r/include/asm/mmu.h b/arch/m32r/include/asm/mmu.h
index 150cb92bb666..34bcccd8007d 100644
--- a/arch/m32r/include/asm/mmu.h
+++ b/arch/m32r/include/asm/mmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_MMU_H
#define _ASM_M32R_MMU_H
diff --git a/arch/m32r/include/asm/mmu_context.h b/arch/m32r/include/asm/mmu_context.h
index 1230b7050d8e..8a499d0fb3a2 100644
--- a/arch/m32r/include/asm/mmu_context.h
+++ b/arch/m32r/include/asm/mmu_context.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_MMU_CONTEXT_H
#define _ASM_M32R_MMU_CONTEXT_H
#ifdef __KERNEL__
diff --git a/arch/m32r/include/asm/mmzone.h b/arch/m32r/include/asm/mmzone.h
index 115ced33febd..568946c13ba6 100644
--- a/arch/m32r/include/asm/mmzone.h
+++ b/arch/m32r/include/asm/mmzone.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Written by Pat Gaughen (gone@us.ibm.com) Mar 2002
*
diff --git a/arch/m32r/include/asm/page.h b/arch/m32r/include/asm/page.h
index 725ede8f2889..fe4e38b394d3 100644
--- a/arch/m32r/include/asm/page.h
+++ b/arch/m32r/include/asm/page.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_PAGE_H
#define _ASM_M32R_PAGE_H
diff --git a/arch/m32r/include/asm/pci.h b/arch/m32r/include/asm/pci.h
index 07d3834c6dec..cbcb28b5f6ff 100644
--- a/arch/m32r/include/asm/pci.h
+++ b/arch/m32r/include/asm/pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_PCI_H
#define _ASM_M32R_PCI_H
diff --git a/arch/m32r/include/asm/percpu.h b/arch/m32r/include/asm/percpu.h
index e3169301fe66..41e1680d1117 100644
--- a/arch/m32r/include/asm/percpu.h
+++ b/arch/m32r/include/asm/percpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ARCH_M32R_PERCPU__
#define __ARCH_M32R_PERCPU__
diff --git a/arch/m32r/include/asm/pgalloc.h b/arch/m32r/include/asm/pgalloc.h
index 2d55a064ccac..eed2cad57d68 100644
--- a/arch/m32r/include/asm/pgalloc.h
+++ b/arch/m32r/include/asm/pgalloc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_PGALLOC_H
#define _ASM_M32R_PGALLOC_H
diff --git a/arch/m32r/include/asm/pgtable-2level.h b/arch/m32r/include/asm/pgtable-2level.h
index 421e6ba3a173..d7ab1e94e3cb 100644
--- a/arch/m32r/include/asm/pgtable-2level.h
+++ b/arch/m32r/include/asm/pgtable-2level.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_PGTABLE_2LEVEL_H
#define _ASM_M32R_PGTABLE_2LEVEL_H
#ifdef __KERNEL__
diff --git a/arch/m32r/include/asm/pgtable.h b/arch/m32r/include/asm/pgtable.h
index 8c1fb902a9ce..eb7f9050c8d6 100644
--- a/arch/m32r/include/asm/pgtable.h
+++ b/arch/m32r/include/asm/pgtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_PGTABLE_H
#define _ASM_M32R_PGTABLE_H
diff --git a/arch/m32r/include/asm/rtc.h b/arch/m32r/include/asm/rtc.h
index 0340633f3f4d..a94cf1edc60f 100644
--- a/arch/m32r/include/asm/rtc.h
+++ b/arch/m32r/include/asm/rtc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __RTC_H__
#define __RTC_H__
diff --git a/arch/m32r/include/asm/s1d13806.h b/arch/m32r/include/asm/s1d13806.h
index 248d36a82d79..79e98a259ebe 100644
--- a/arch/m32r/include/asm/s1d13806.h
+++ b/arch/m32r/include/asm/s1d13806.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
//----------------------------------------------------------------------------
//
// File generated by S1D13806CFG.EXE
diff --git a/arch/m32r/include/asm/segment.h b/arch/m32r/include/asm/segment.h
index 42b11aeb3249..4095f14728e5 100644
--- a/arch/m32r/include/asm/segment.h
+++ b/arch/m32r/include/asm/segment.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_SEGMENT_H
#define _ASM_M32R_SEGMENT_H
diff --git a/arch/m32r/include/asm/serial.h b/arch/m32r/include/asm/serial.h
index 5ac244c72f15..b1375c841b4d 100644
--- a/arch/m32r/include/asm/serial.h
+++ b/arch/m32r/include/asm/serial.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_SERIAL_H
#define _ASM_M32R_SERIAL_H
diff --git a/arch/m32r/include/asm/setup.h b/arch/m32r/include/asm/setup.h
index bbe59a9ce8c6..71b4d6514078 100644
--- a/arch/m32r/include/asm/setup.h
+++ b/arch/m32r/include/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_SETUP_H
#define _ASM_M32R_SETUP_H
diff --git a/arch/m32r/include/asm/shmparam.h b/arch/m32r/include/asm/shmparam.h
index 35986d81a528..1af73d92c96d 100644
--- a/arch/m32r/include/asm/shmparam.h
+++ b/arch/m32r/include/asm/shmparam.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_SHMPARAM_H
#define _ASM_M32R_SHMPARAM_H
diff --git a/arch/m32r/include/asm/signal.h b/arch/m32r/include/asm/signal.h
index ed3ded6601e8..8bf57950d21e 100644
--- a/arch/m32r/include/asm/signal.h
+++ b/arch/m32r/include/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_SIGNAL_H
#define _ASM_M32R_SIGNAL_H
diff --git a/arch/m32r/include/asm/smp.h b/arch/m32r/include/asm/smp.h
index c689b828dfe2..763f22700ce6 100644
--- a/arch/m32r/include/asm/smp.h
+++ b/arch/m32r/include/asm/smp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_SMP_H
#define _ASM_M32R_SMP_H
diff --git a/arch/m32r/include/asm/spinlock.h b/arch/m32r/include/asm/spinlock.h
index a56825592b90..604af84427ff 100644
--- a/arch/m32r/include/asm/spinlock.h
+++ b/arch/m32r/include/asm/spinlock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_SPINLOCK_H
#define _ASM_M32R_SPINLOCK_H
diff --git a/arch/m32r/include/asm/spinlock_types.h b/arch/m32r/include/asm/spinlock_types.h
index 92e27672661f..bb0d17b64198 100644
--- a/arch/m32r/include/asm/spinlock_types.h
+++ b/arch/m32r/include/asm/spinlock_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_SPINLOCK_TYPES_H
#define _ASM_M32R_SPINLOCK_TYPES_H
diff --git a/arch/m32r/include/asm/string.h b/arch/m32r/include/asm/string.h
index e61e2b0bfc1f..a9ea3b6c3e5a 100644
--- a/arch/m32r/include/asm/string.h
+++ b/arch/m32r/include/asm/string.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_STRING_H
#define _ASM_M32R_STRING_H
diff --git a/arch/m32r/include/asm/syscall.h b/arch/m32r/include/asm/syscall.h
index 25f316f2b78d..22c8516d3c18 100644
--- a/arch/m32r/include/asm/syscall.h
+++ b/arch/m32r/include/asm/syscall.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_SYSCALL_H
#define _ASM_M32R_SYSCALL_H
diff --git a/arch/m32r/include/asm/termios.h b/arch/m32r/include/asm/termios.h
index 680898f0b3d6..40274b89cea5 100644
--- a/arch/m32r/include/asm/termios.h
+++ b/arch/m32r/include/asm/termios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M32R_TERMIOS_H
#define _M32R_TERMIOS_H
diff --git a/arch/m32r/include/asm/thread_info.h b/arch/m32r/include/asm/thread_info.h
index f630d9c30b28..b3a215b0ce0a 100644
--- a/arch/m32r/include/asm/thread_info.h
+++ b/arch/m32r/include/asm/thread_info.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_THREAD_INFO_H
#define _ASM_M32R_THREAD_INFO_H
diff --git a/arch/m32r/include/asm/timex.h b/arch/m32r/include/asm/timex.h
index bb9fe4feb12d..a4f9f852d9e6 100644
--- a/arch/m32r/include/asm/timex.h
+++ b/arch/m32r/include/asm/timex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_TIMEX_H
#define _ASM_M32R_TIMEX_H
diff --git a/arch/m32r/include/asm/tlb.h b/arch/m32r/include/asm/tlb.h
index c7ebd8d48f3b..3576f88b6ea4 100644
--- a/arch/m32r/include/asm/tlb.h
+++ b/arch/m32r/include/asm/tlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M32R_TLB_H
#define _M32R_TLB_H
diff --git a/arch/m32r/include/asm/tlbflush.h b/arch/m32r/include/asm/tlbflush.h
index 92614b0ccf17..f6c7237316d0 100644
--- a/arch/m32r/include/asm/tlbflush.h
+++ b/arch/m32r/include/asm/tlbflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_TLBFLUSH_H
#define _ASM_M32R_TLBFLUSH_H
diff --git a/arch/m32r/include/asm/topology.h b/arch/m32r/include/asm/topology.h
index d607eb32bd7e..ee79404e8878 100644
--- a/arch/m32r/include/asm/topology.h
+++ b/arch/m32r/include/asm/topology.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_TOPOLOGY_H
#define _ASM_M32R_TOPOLOGY_H
diff --git a/arch/m32r/include/asm/types.h b/arch/m32r/include/asm/types.h
index 04a44c6ee34d..fce0bf60536c 100644
--- a/arch/m32r/include/asm/types.h
+++ b/arch/m32r/include/asm/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_TYPES_H
#define _ASM_M32R_TYPES_H
diff --git a/arch/m32r/include/asm/uaccess.h b/arch/m32r/include/asm/uaccess.h
index 496c4716dbc8..9d89bc3d8181 100644
--- a/arch/m32r/include/asm/uaccess.h
+++ b/arch/m32r/include/asm/uaccess.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_UACCESS_H
#define _ASM_M32R_UACCESS_H
diff --git a/arch/m32r/include/asm/ucontext.h b/arch/m32r/include/asm/ucontext.h
index 09324741eec3..5f9de3736624 100644
--- a/arch/m32r/include/asm/ucontext.h
+++ b/arch/m32r/include/asm/ucontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_UCONTEXT_H
#define _ASM_M32R_UCONTEXT_H
diff --git a/arch/m32r/include/asm/unaligned.h b/arch/m32r/include/asm/unaligned.h
index 377eb20d1ec6..5981361672f9 100644
--- a/arch/m32r/include/asm/unaligned.h
+++ b/arch/m32r/include/asm/unaligned.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_UNALIGNED_H
#define _ASM_M32R_UNALIGNED_H
diff --git a/arch/m32r/include/asm/unistd.h b/arch/m32r/include/asm/unistd.h
index de602533a3bd..dee4c196972e 100644
--- a/arch/m32r/include/asm/unistd.h
+++ b/arch/m32r/include/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_UNISTD_H
#define _ASM_M32R_UNISTD_H
diff --git a/arch/m32r/include/asm/user.h b/arch/m32r/include/asm/user.h
index 03b3c11c2aff..489b60d4aec2 100644
--- a/arch/m32r/include/asm/user.h
+++ b/arch/m32r/include/asm/user.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_USER_H
#define _ASM_M32R_USER_H
diff --git a/arch/m32r/include/asm/vga.h b/arch/m32r/include/asm/vga.h
index a1b63061c06f..783d5bf779c2 100644
--- a/arch/m32r/include/asm/vga.h
+++ b/arch/m32r/include/asm/vga.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_VGA_H
#define _ASM_M32R_VGA_H
diff --git a/arch/m32r/include/asm/xor.h b/arch/m32r/include/asm/xor.h
index 6d525259df3e..a4d546752c77 100644
--- a/arch/m32r/include/asm/xor.h
+++ b/arch/m32r/include/asm/xor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M32R_XOR_H
#define _ASM_M32R_XOR_H
diff --git a/arch/m32r/include/uapi/asm/bitsperlong.h b/arch/m32r/include/uapi/asm/bitsperlong.h
index 6dc0bb0c13b2..76da34b10f59 100644
--- a/arch/m32r/include/uapi/asm/bitsperlong.h
+++ b/arch/m32r/include/uapi/asm/bitsperlong.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/bitsperlong.h>
diff --git a/arch/m32r/include/uapi/asm/byteorder.h b/arch/m32r/include/uapi/asm/byteorder.h
index 21855d8b028b..9b4a8ba483cd 100644
--- a/arch/m32r/include/uapi/asm/byteorder.h
+++ b/arch/m32r/include/uapi/asm/byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_M32R_BYTEORDER_H
#define _ASM_M32R_BYTEORDER_H
diff --git a/arch/m32r/include/uapi/asm/errno.h b/arch/m32r/include/uapi/asm/errno.h
index 777149262aad..ab38ef607882 100644
--- a/arch/m32r/include/uapi/asm/errno.h
+++ b/arch/m32r/include/uapi/asm/errno.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_M32R_ERRNO_H
#define _ASM_M32R_ERRNO_H
diff --git a/arch/m32r/include/uapi/asm/fcntl.h b/arch/m32r/include/uapi/asm/fcntl.h
index 46ab12db5739..a77648c505d1 100644
--- a/arch/m32r/include/uapi/asm/fcntl.h
+++ b/arch/m32r/include/uapi/asm/fcntl.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/fcntl.h>
diff --git a/arch/m32r/include/uapi/asm/ioctl.h b/arch/m32r/include/uapi/asm/ioctl.h
index b279fe06dfe5..b809c4566e5f 100644
--- a/arch/m32r/include/uapi/asm/ioctl.h
+++ b/arch/m32r/include/uapi/asm/ioctl.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/ioctl.h>
diff --git a/arch/m32r/include/uapi/asm/ioctls.h b/arch/m32r/include/uapi/asm/ioctls.h
index 349bf87bfbd0..31da4c3bab94 100644
--- a/arch/m32r/include/uapi/asm/ioctls.h
+++ b/arch/m32r/include/uapi/asm/ioctls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ARCH_M32R_IOCTLS_H__
#define __ARCH_M32R_IOCTLS_H__
diff --git a/arch/m32r/include/uapi/asm/ipcbuf.h b/arch/m32r/include/uapi/asm/ipcbuf.h
index 84c7e51cb6d0..90d6445a14df 100644
--- a/arch/m32r/include/uapi/asm/ipcbuf.h
+++ b/arch/m32r/include/uapi/asm/ipcbuf.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/ipcbuf.h>
diff --git a/arch/m32r/include/uapi/asm/msgbuf.h b/arch/m32r/include/uapi/asm/msgbuf.h
index 0d5a877b813e..4386ff2735ba 100644
--- a/arch/m32r/include/uapi/asm/msgbuf.h
+++ b/arch/m32r/include/uapi/asm/msgbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_M32R_MSGBUF_H
#define _ASM_M32R_MSGBUF_H
diff --git a/arch/m32r/include/uapi/asm/param.h b/arch/m32r/include/uapi/asm/param.h
index fa207bdf96e7..0bff6d6133f5 100644
--- a/arch/m32r/include/uapi/asm/param.h
+++ b/arch/m32r/include/uapi/asm/param.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_M32R_PARAM_H
#define _ASM_M32R_PARAM_H
diff --git a/arch/m32r/include/uapi/asm/poll.h b/arch/m32r/include/uapi/asm/poll.h
index c98509d3149e..b7132a305a47 100644
--- a/arch/m32r/include/uapi/asm/poll.h
+++ b/arch/m32r/include/uapi/asm/poll.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/poll.h>
diff --git a/arch/m32r/include/uapi/asm/posix_types.h b/arch/m32r/include/uapi/asm/posix_types.h
index 236de26a409b..63316fcb1b57 100644
--- a/arch/m32r/include/uapi/asm/posix_types.h
+++ b/arch/m32r/include/uapi/asm/posix_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_M32R_POSIX_TYPES_H
#define _ASM_M32R_POSIX_TYPES_H
diff --git a/arch/m32r/include/uapi/asm/ptrace.h b/arch/m32r/include/uapi/asm/ptrace.h
index f6930a822517..99aec86cf5c0 100644
--- a/arch/m32r/include/uapi/asm/ptrace.h
+++ b/arch/m32r/include/uapi/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* linux/include/asm-m32r/ptrace.h
*
diff --git a/arch/m32r/include/uapi/asm/resource.h b/arch/m32r/include/uapi/asm/resource.h
index b1ce766e37a0..3282f3c4a5ca 100644
--- a/arch/m32r/include/uapi/asm/resource.h
+++ b/arch/m32r/include/uapi/asm/resource.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_M32R_RESOURCE_H
#define _ASM_M32R_RESOURCE_H
diff --git a/arch/m32r/include/uapi/asm/sembuf.h b/arch/m32r/include/uapi/asm/sembuf.h
index c9873d6890e2..de34664d8cd7 100644
--- a/arch/m32r/include/uapi/asm/sembuf.h
+++ b/arch/m32r/include/uapi/asm/sembuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_M32R_SEMBUF_H
#define _ASM_M32R_SEMBUF_H
diff --git a/arch/m32r/include/uapi/asm/setup.h b/arch/m32r/include/uapi/asm/setup.h
index 96961a42e5f4..d936a64bbafd 100644
--- a/arch/m32r/include/uapi/asm/setup.h
+++ b/arch/m32r/include/uapi/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_M32R_SETUP_H
#define _UAPI_ASM_M32R_SETUP_H
diff --git a/arch/m32r/include/uapi/asm/shmbuf.h b/arch/m32r/include/uapi/asm/shmbuf.h
index b0cdf0aa7d65..44c2ea924829 100644
--- a/arch/m32r/include/uapi/asm/shmbuf.h
+++ b/arch/m32r/include/uapi/asm/shmbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_M32R_SHMBUF_H
#define _ASM_M32R_SHMBUF_H
diff --git a/arch/m32r/include/uapi/asm/sigcontext.h b/arch/m32r/include/uapi/asm/sigcontext.h
index da4a9c36d09b..cc9ee73525ff 100644
--- a/arch/m32r/include/uapi/asm/sigcontext.h
+++ b/arch/m32r/include/uapi/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_M32R_SIGCONTEXT_H
#define _ASM_M32R_SIGCONTEXT_H
diff --git a/arch/m32r/include/uapi/asm/signal.h b/arch/m32r/include/uapi/asm/signal.h
index 54acacb1f1f7..c2ac3417fb98 100644
--- a/arch/m32r/include/uapi/asm/signal.h
+++ b/arch/m32r/include/uapi/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_M32R_SIGNAL_H
#define _UAPI_ASM_M32R_SIGNAL_H
diff --git a/arch/m32r/include/uapi/asm/socket.h b/arch/m32r/include/uapi/asm/socket.h
index e268e51a38d1..cf5018e82c3d 100644
--- a/arch/m32r/include/uapi/asm/socket.h
+++ b/arch/m32r/include/uapi/asm/socket.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_M32R_SOCKET_H
#define _ASM_M32R_SOCKET_H
diff --git a/arch/m32r/include/uapi/asm/sockios.h b/arch/m32r/include/uapi/asm/sockios.h
index 6c1fb9b43bdb..948229e474c5 100644
--- a/arch/m32r/include/uapi/asm/sockios.h
+++ b/arch/m32r/include/uapi/asm/sockios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_M32R_SOCKIOS_H
#define _ASM_M32R_SOCKIOS_H
diff --git a/arch/m32r/include/uapi/asm/stat.h b/arch/m32r/include/uapi/asm/stat.h
index 98470fe483b6..0fe9f96ce8f0 100644
--- a/arch/m32r/include/uapi/asm/stat.h
+++ b/arch/m32r/include/uapi/asm/stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_M32R_STAT_H
#define _ASM_M32R_STAT_H
diff --git a/arch/m32r/include/uapi/asm/statfs.h b/arch/m32r/include/uapi/asm/statfs.h
index 6eb4c6007e6b..d42ae20dbb2b 100644
--- a/arch/m32r/include/uapi/asm/statfs.h
+++ b/arch/m32r/include/uapi/asm/statfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_M32R_STATFS_H
#define _ASM_M32R_STATFS_H
diff --git a/arch/m32r/include/uapi/asm/swab.h b/arch/m32r/include/uapi/asm/swab.h
index 54dab001d6d1..18dce47d2841 100644
--- a/arch/m32r/include/uapi/asm/swab.h
+++ b/arch/m32r/include/uapi/asm/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_M32R_SWAB_H
#define _ASM_M32R_SWAB_H
diff --git a/arch/m32r/include/uapi/asm/termbits.h b/arch/m32r/include/uapi/asm/termbits.h
index 957a3c688549..6cbbae9695b4 100644
--- a/arch/m32r/include/uapi/asm/termbits.h
+++ b/arch/m32r/include/uapi/asm/termbits.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_M32R_TERMBITS_H
#define _ASM_M32R_TERMBITS_H
diff --git a/arch/m32r/include/uapi/asm/termios.h b/arch/m32r/include/uapi/asm/termios.h
index 07ad27b8f7db..9b80a85e83ac 100644
--- a/arch/m32r/include/uapi/asm/termios.h
+++ b/arch/m32r/include/uapi/asm/termios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_M32R_TERMIOS_H
#define _UAPI_M32R_TERMIOS_H
diff --git a/arch/m32r/include/uapi/asm/unistd.h b/arch/m32r/include/uapi/asm/unistd.h
index 5a54f2ae3b51..adf8666a68ef 100644
--- a/arch/m32r/include/uapi/asm/unistd.h
+++ b/arch/m32r/include/uapi/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_M32R_UNISTD_H
#define _UAPI_ASM_M32R_UNISTD_H
diff --git a/arch/m32r/kernel/Makefile b/arch/m32r/kernel/Makefile
index 0c09dad8b1f8..bd94dca51596 100644
--- a/arch/m32r/kernel/Makefile
+++ b/arch/m32r/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux/M32R kernel.
#
diff --git a/arch/m32r/kernel/align.c b/arch/m32r/kernel/align.c
index ec51e5b34860..2919a6647aff 100644
--- a/arch/m32r/kernel/align.c
+++ b/arch/m32r/kernel/align.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* align.c - address exception handler for M32R
*
diff --git a/arch/m32r/kernel/asm-offsets.c b/arch/m32r/kernel/asm-offsets.c
index cd3d2fc9c8df..7cb90b459e07 100644
--- a/arch/m32r/kernel/asm-offsets.c
+++ b/arch/m32r/kernel/asm-offsets.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/thread_info.h>
#include <linux/kbuild.h>
diff --git a/arch/m32r/kernel/entry.S b/arch/m32r/kernel/entry.S
index c639bfa32232..bbf48f2aa2a7 100644
--- a/arch/m32r/kernel/entry.S
+++ b/arch/m32r/kernel/entry.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/m32r/kernel/entry.S
*
diff --git a/arch/m32r/kernel/head.S b/arch/m32r/kernel/head.S
index a46652dd83e6..1f040973df1c 100644
--- a/arch/m32r/kernel/head.S
+++ b/arch/m32r/kernel/head.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/m32r/kernel/head.S
*
diff --git a/arch/m32r/kernel/irq.c b/arch/m32r/kernel/irq.c
index 5537f7397297..83b5032f176c 100644
--- a/arch/m32r/kernel/irq.c
+++ b/arch/m32r/kernel/irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m32r/kernel/irq.c
*
diff --git a/arch/m32r/kernel/m32r_ksyms.c b/arch/m32r/kernel/m32r_ksyms.c
index 68da6b800453..46ebe071e4d6 100644
--- a/arch/m32r/kernel/m32r_ksyms.c
+++ b/arch/m32r/kernel/m32r_ksyms.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
#include <linux/smp.h>
#include <linux/user.h>
diff --git a/arch/m32r/kernel/process.c b/arch/m32r/kernel/process.c
index 8cd7e03f4370..a1a4cb136e99 100644
--- a/arch/m32r/kernel/process.c
+++ b/arch/m32r/kernel/process.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m32r/kernel/process.c
*
diff --git a/arch/m32r/kernel/ptrace.c b/arch/m32r/kernel/ptrace.c
index 2d887400e30e..d702a5ca0f92 100644
--- a/arch/m32r/kernel/ptrace.c
+++ b/arch/m32r/kernel/ptrace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m32r/kernel/ptrace.c
*
diff --git a/arch/m32r/kernel/setup.c b/arch/m32r/kernel/setup.c
index 1a9e977287e6..b72d5db39f00 100644
--- a/arch/m32r/kernel/setup.c
+++ b/arch/m32r/kernel/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m32r/kernel/setup.c
*
diff --git a/arch/m32r/kernel/signal.c b/arch/m32r/kernel/signal.c
index 1ed597041fba..ba4d8d6330f1 100644
--- a/arch/m32r/kernel/signal.c
+++ b/arch/m32r/kernel/signal.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m32r/kernel/signal.c
*
diff --git a/arch/m32r/kernel/sys_m32r.c b/arch/m32r/kernel/sys_m32r.c
index f34957032504..22a50fc49ab7 100644
--- a/arch/m32r/kernel/sys_m32r.c
+++ b/arch/m32r/kernel/sys_m32r.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m32r/kernel/sys_m32r.c
*
diff --git a/arch/m32r/kernel/syscall_table.S b/arch/m32r/kernel/syscall_table.S
index f365c19795ef..cf0bcf014b98 100644
--- a/arch/m32r/kernel/syscall_table.S
+++ b/arch/m32r/kernel/syscall_table.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
ENTRY(sys_call_table)
.long sys_restart_syscall /* 0 - old "setup()" system call*/
.long sys_exit
diff --git a/arch/m32r/kernel/time.c b/arch/m32r/kernel/time.c
index 093f2761aa51..521749fbbb56 100644
--- a/arch/m32r/kernel/time.c
+++ b/arch/m32r/kernel/time.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m32r/kernel/time.c
*
diff --git a/arch/m32r/kernel/traps.c b/arch/m32r/kernel/traps.c
index 72b96f282689..cb79fba79d43 100644
--- a/arch/m32r/kernel/traps.c
+++ b/arch/m32r/kernel/traps.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m32r/kernel/traps.c
*
diff --git a/arch/m32r/kernel/vmlinux.lds.S b/arch/m32r/kernel/vmlinux.lds.S
index ad1fe56455aa..7e4d957f7f7f 100644
--- a/arch/m32r/kernel/vmlinux.lds.S
+++ b/arch/m32r/kernel/vmlinux.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* ld script to make M32R Linux kernel
*/
diff --git a/arch/m32r/lib/ashxdi3.S b/arch/m32r/lib/ashxdi3.S
index 7fc0c19801ba..cd1acca53911 100644
--- a/arch/m32r/lib/ashxdi3.S
+++ b/arch/m32r/lib/ashxdi3.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/m32r/lib/ashxdi3.S
*
diff --git a/arch/m32r/lib/delay.c b/arch/m32r/lib/delay.c
index 940f4837e42b..ae1fe90892f9 100644
--- a/arch/m32r/lib/delay.c
+++ b/arch/m32r/lib/delay.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m32r/lib/delay.c
*
diff --git a/arch/m32r/lib/libgcc.h b/arch/m32r/lib/libgcc.h
index 267aa435bc35..4854690d944a 100644
--- a/arch/m32r/lib/libgcc.h
+++ b/arch/m32r/lib/libgcc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_LIBGCC_H
#define __ASM_LIBGCC_H
diff --git a/arch/m32r/lib/memcpy.S b/arch/m32r/lib/memcpy.S
index 05987cd639ef..249da3e3358d 100644
--- a/arch/m32r/lib/memcpy.S
+++ b/arch/m32r/lib/memcpy.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/m32r/lib/memcpy.S
*
diff --git a/arch/m32r/lib/memset.S b/arch/m32r/lib/memset.S
index 2b2831a37927..e7f45e6c73f5 100644
--- a/arch/m32r/lib/memset.S
+++ b/arch/m32r/lib/memset.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/m32r/lib/memset.S
*
diff --git a/arch/m32r/lib/strlen.S b/arch/m32r/lib/strlen.S
index 916de9e8f801..41c77e387593 100644
--- a/arch/m32r/lib/strlen.S
+++ b/arch/m32r/lib/strlen.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/m32r/strlen.S -- strlen code.
*
diff --git a/arch/m32r/lib/ucmpdi2.c b/arch/m32r/lib/ucmpdi2.c
index 9d3c682c89b5..e20fa3484fd8 100644
--- a/arch/m32r/lib/ucmpdi2.c
+++ b/arch/m32r/lib/ucmpdi2.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "libgcc.h"
int __ucmpdi2(unsigned long long a, unsigned long long b)
diff --git a/arch/m32r/lib/usercopy.c b/arch/m32r/lib/usercopy.c
index b723b11107c7..0892a4341b3a 100644
--- a/arch/m32r/lib/usercopy.c
+++ b/arch/m32r/lib/usercopy.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* User address space access functions.
* The non inlined parts of asm-m32r/uaccess.h are here.
diff --git a/arch/m32r/mm/Makefile b/arch/m32r/mm/Makefile
index c51c1c3b4a5f..cb20d90c51d1 100644
--- a/arch/m32r/mm/Makefile
+++ b/arch/m32r/mm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux M32R-specific parts of the memory manager.
#
diff --git a/arch/m32r/mm/cache.c b/arch/m32r/mm/cache.c
index fac759584875..0d1ae744e56f 100644
--- a/arch/m32r/mm/cache.c
+++ b/arch/m32r/mm/cache.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m32r/mm/cache.c
*
diff --git a/arch/m32r/mm/discontig.c b/arch/m32r/mm/discontig.c
index 27196303ce36..eb8e7966dcaf 100644
--- a/arch/m32r/mm/discontig.c
+++ b/arch/m32r/mm/discontig.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m32r/mm/discontig.c
*
diff --git a/arch/m32r/mm/extable.c b/arch/m32r/mm/extable.c
index 8ac8ba6ef60c..066982756a4e 100644
--- a/arch/m32r/mm/extable.c
+++ b/arch/m32r/mm/extable.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m32r/mm/extable.c
*/
diff --git a/arch/m32r/mm/fault-nommu.c b/arch/m32r/mm/fault-nommu.c
index e22d5ddae5cb..240e00067d5e 100644
--- a/arch/m32r/mm/fault-nommu.c
+++ b/arch/m32r/mm/fault-nommu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m32r/mm/fault.c
*
diff --git a/arch/m32r/mm/fault.c b/arch/m32r/mm/fault.c
index a05dc3184594..46d9a5ca0e3a 100644
--- a/arch/m32r/mm/fault.c
+++ b/arch/m32r/mm/fault.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m32r/mm/fault.c
*
diff --git a/arch/m32r/mm/init.c b/arch/m32r/mm/init.c
index 11fa717d93b1..93abc8c3a46e 100644
--- a/arch/m32r/mm/init.c
+++ b/arch/m32r/mm/init.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m32r/mm/init.c
*
diff --git a/arch/m32r/mm/mmu.S b/arch/m32r/mm/mmu.S
index e9491a5ae827..fd8f9c9b7b07 100644
--- a/arch/m32r/mm/mmu.S
+++ b/arch/m32r/mm/mmu.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/m32r/mm/mmu.S
*
diff --git a/arch/m32r/oprofile/Makefile b/arch/m32r/oprofile/Makefile
index 06e7c81ead2e..8e63a3a5a64c 100644
--- a/arch/m32r/oprofile/Makefile
+++ b/arch/m32r/oprofile/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_OPROFILE) += oprofile.o
DRIVER_OBJS := $(addprefix ../../../drivers/oprofile/, \
diff --git a/arch/m32r/platforms/Makefile b/arch/m32r/platforms/Makefile
index da03e1a8fe91..9e1a82529ad9 100644
--- a/arch/m32r/platforms/Makefile
+++ b/arch/m32r/platforms/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# arch/m32r/platforms/Makefile
obj-$(CONFIG_PLAT_M32104UT) += m32104ut/
obj-$(CONFIG_PLAT_M32700UT) += m32700ut/
diff --git a/arch/m32r/platforms/m32104ut/io.c b/arch/m32r/platforms/m32104ut/io.c
index e5d8be6fbb2d..ff2bb3b58bb5 100644
--- a/arch/m32r/platforms/m32104ut/io.c
+++ b/arch/m32r/platforms/m32104ut/io.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m32r/platforms/m32104ut/io.c
*
diff --git a/arch/m32r/platforms/m32104ut/setup.c b/arch/m32r/platforms/m32104ut/setup.c
index e2dd778aeac7..297936003b1f 100644
--- a/arch/m32r/platforms/m32104ut/setup.c
+++ b/arch/m32r/platforms/m32104ut/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m32r/platforms/m32104ut/setup.c
*
diff --git a/arch/m32r/platforms/mappi/io.c b/arch/m32r/platforms/mappi/io.c
index ac1c396d477d..06ea6d9bc576 100644
--- a/arch/m32r/platforms/mappi/io.c
+++ b/arch/m32r/platforms/mappi/io.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m32r/platforms/mappi/io.c
*
diff --git a/arch/m32r/platforms/mappi/setup.c b/arch/m32r/platforms/mappi/setup.c
index 767d2f4d6ded..c8d642ec4bfb 100644
--- a/arch/m32r/platforms/mappi/setup.c
+++ b/arch/m32r/platforms/mappi/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m32r/platforms/mappi/setup.c
*
diff --git a/arch/m32r/platforms/mappi2/io.c b/arch/m32r/platforms/mappi2/io.c
index da58960b3f8a..18a408ff3fd1 100644
--- a/arch/m32r/platforms/mappi2/io.c
+++ b/arch/m32r/platforms/mappi2/io.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m32r/platforms/mappi2/io.c
*
diff --git a/arch/m32r/platforms/mappi2/setup.c b/arch/m32r/platforms/mappi2/setup.c
index 76d665abf51e..7253258a7880 100644
--- a/arch/m32r/platforms/mappi2/setup.c
+++ b/arch/m32r/platforms/mappi2/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m32r/platforms/mappi2/setup.c
*
diff --git a/arch/m32r/platforms/mappi3/io.c b/arch/m32r/platforms/mappi3/io.c
index 1bc3f90fdc53..e7edcab72a6b 100644
--- a/arch/m32r/platforms/mappi3/io.c
+++ b/arch/m32r/platforms/mappi3/io.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m32r/platforms/mappi3/io.c
*
diff --git a/arch/m32r/platforms/mappi3/setup.c b/arch/m32r/platforms/mappi3/setup.c
index a3646d4b05bd..87d2000081f7 100644
--- a/arch/m32r/platforms/mappi3/setup.c
+++ b/arch/m32r/platforms/mappi3/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m32r/platforms/mappi3/setup.c
*
diff --git a/arch/m32r/platforms/oaks32r/io.c b/arch/m32r/platforms/oaks32r/io.c
index 364a3b2e8907..3ce1f3ac0d16 100644
--- a/arch/m32r/platforms/oaks32r/io.c
+++ b/arch/m32r/platforms/oaks32r/io.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m32r/platforms/oaks32r/io.c
*
diff --git a/arch/m32r/platforms/oaks32r/setup.c b/arch/m32r/platforms/oaks32r/setup.c
index f8373c069524..8188c0baa064 100644
--- a/arch/m32r/platforms/oaks32r/setup.c
+++ b/arch/m32r/platforms/oaks32r/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m32r/platforms/oaks32r/setup.c
*
diff --git a/arch/m32r/platforms/usrv/setup.c b/arch/m32r/platforms/usrv/setup.c
index dcde0ec777f6..ba828b16c6e3 100644
--- a/arch/m32r/platforms/usrv/setup.c
+++ b/arch/m32r/platforms/usrv/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m32r/platforms/usrv/setup.c
*
diff --git a/arch/m68k/68000/Makefile b/arch/m68k/68000/Makefile
index 1eab70c7194b..4f7d4b45a46f 100644
--- a/arch/m68k/68000/Makefile
+++ b/arch/m68k/68000/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
##################################################
#
# Makefile for 68000 core based cpus
diff --git a/arch/m68k/68000/bootlogo-vz.h b/arch/m68k/68000/bootlogo-vz.h
index 6ff09beba1ba..1afa33955368 100644
--- a/arch/m68k/68000/bootlogo-vz.h
+++ b/arch/m68k/68000/bootlogo-vz.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/compiler.h>
#define splash_width 640
diff --git a/arch/m68k/68000/bootlogo.h b/arch/m68k/68000/bootlogo.h
index c466db3ca3a8..b4d7e6c26cad 100644
--- a/arch/m68k/68000/bootlogo.h
+++ b/arch/m68k/68000/bootlogo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/compiler.h>
#define bootlogo_width 160
diff --git a/arch/m68k/68000/head.S b/arch/m68k/68000/head.S
index 536ef9616dad..140220662e33 100644
--- a/arch/m68k/68000/head.S
+++ b/arch/m68k/68000/head.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* head.S - Common startup code for 68000 core based CPU's
*
diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig
index 353d90487c2b..785612b576f7 100644
--- a/arch/m68k/Kconfig
+++ b/arch/m68k/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config M68K
bool
default y
diff --git a/arch/m68k/Kconfig.bus b/arch/m68k/Kconfig.bus
index 675b087198f6..d5e66ec136db 100644
--- a/arch/m68k/Kconfig.bus
+++ b/arch/m68k/Kconfig.bus
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if MMU
comment "Bus Support"
diff --git a/arch/m68k/Kconfig.cpu b/arch/m68k/Kconfig.cpu
index d2219f30b78f..ff5f0896318b 100644
--- a/arch/m68k/Kconfig.cpu
+++ b/arch/m68k/Kconfig.cpu
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
comment "Processor Type"
choice
diff --git a/arch/m68k/Kconfig.debug b/arch/m68k/Kconfig.debug
index 50a67d08aec4..04690b179a6e 100644
--- a/arch/m68k/Kconfig.debug
+++ b/arch/m68k/Kconfig.debug
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Kernel hacking"
source "lib/Kconfig.debug"
diff --git a/arch/m68k/Kconfig.devices b/arch/m68k/Kconfig.devices
index 42b6fcfc30ef..3e9b0b826f8a 100644
--- a/arch/m68k/Kconfig.devices
+++ b/arch/m68k/Kconfig.devices
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if MMU
config ARCH_MAY_HAVE_PC_FDC
diff --git a/arch/m68k/Kconfig.machine b/arch/m68k/Kconfig.machine
index 9225b4ad9aeb..5cd57b4d3615 100644
--- a/arch/m68k/Kconfig.machine
+++ b/arch/m68k/Kconfig.machine
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
comment "Machine Types"
if M68KCLASSIC
diff --git a/arch/m68k/amiga/chipram.c b/arch/m68k/amiga/chipram.c
index ba03cec3f711..a537953bc10c 100644
--- a/arch/m68k/amiga/chipram.c
+++ b/arch/m68k/amiga/chipram.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
** linux/amiga/chipram.c
**
diff --git a/arch/m68k/apollo/config.c b/arch/m68k/apollo/config.c
index 432bc8bacfc2..0d27706f14d4 100644
--- a/arch/m68k/apollo/config.c
+++ b/arch/m68k/apollo/config.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/types.h>
#include <linux/kernel.h>
diff --git a/arch/m68k/apollo/dn_ints.c b/arch/m68k/apollo/dn_ints.c
index 17be1e7e2df2..02cff7efc834 100644
--- a/arch/m68k/apollo/dn_ints.c
+++ b/arch/m68k/apollo/dn_ints.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/interrupt.h>
#include <linux/irq.h>
diff --git a/arch/m68k/bvme6000/rtc.c b/arch/m68k/bvme6000/rtc.c
index e4f1faffe32b..b43eeef0982c 100644
--- a/arch/m68k/bvme6000/rtc.c
+++ b/arch/m68k/bvme6000/rtc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Real Time Clock interface for Linux on the BVME6000
*
diff --git a/arch/m68k/coldfire/Makefile b/arch/m68k/coldfire/Makefile
index 4aa2c57afc35..f8cef9681416 100644
--- a/arch/m68k/coldfire/Makefile
+++ b/arch/m68k/coldfire/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the m68knommu kernel.
#
diff --git a/arch/m68k/coldfire/cache.c b/arch/m68k/coldfire/cache.c
index 71beeaf0c5c4..98ee89b87439 100644
--- a/arch/m68k/coldfire/cache.c
+++ b/arch/m68k/coldfire/cache.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/***************************************************************************/
/*
diff --git a/arch/m68k/coldfire/clk.c b/arch/m68k/coldfire/clk.c
index 856069a3196d..849cd208e2ed 100644
--- a/arch/m68k/coldfire/clk.c
+++ b/arch/m68k/coldfire/clk.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/***************************************************************************/
/*
diff --git a/arch/m68k/coldfire/dma.c b/arch/m68k/coldfire/dma.c
index df5ce20d181c..c3279f7467d7 100644
--- a/arch/m68k/coldfire/dma.c
+++ b/arch/m68k/coldfire/dma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/***************************************************************************/
/*
diff --git a/arch/m68k/coldfire/dma_timer.c b/arch/m68k/coldfire/dma_timer.c
index 8273eea57874..cbb289439606 100644
--- a/arch/m68k/coldfire/dma_timer.c
+++ b/arch/m68k/coldfire/dma_timer.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* dma_timer.c -- Freescale ColdFire DMA Timer.
*
diff --git a/arch/m68k/coldfire/firebee.c b/arch/m68k/coldfire/firebee.c
index 46d50534f981..3b9d4fc6f12e 100644
--- a/arch/m68k/coldfire/firebee.c
+++ b/arch/m68k/coldfire/firebee.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/***************************************************************************/
/*
diff --git a/arch/m68k/coldfire/head.S b/arch/m68k/coldfire/head.S
index bdb472c48401..c6d7fd28c602 100644
--- a/arch/m68k/coldfire/head.S
+++ b/arch/m68k/coldfire/head.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*****************************************************************************/
/*
diff --git a/arch/m68k/coldfire/m5206.c b/arch/m68k/coldfire/m5206.c
index a3bcf0883f98..2f14ea95c391 100644
--- a/arch/m68k/coldfire/m5206.c
+++ b/arch/m68k/coldfire/m5206.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/***************************************************************************/
/*
diff --git a/arch/m68k/coldfire/m520x.c b/arch/m68k/coldfire/m520x.c
index 5ba69217ce6c..b5b2a267dada 100644
--- a/arch/m68k/coldfire/m520x.c
+++ b/arch/m68k/coldfire/m520x.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/***************************************************************************/
/*
diff --git a/arch/m68k/coldfire/m523x.c b/arch/m68k/coldfire/m523x.c
index f7a0fcc5618c..ddf2496ed117 100644
--- a/arch/m68k/coldfire/m523x.c
+++ b/arch/m68k/coldfire/m523x.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/***************************************************************************/
/*
diff --git a/arch/m68k/coldfire/m5249.c b/arch/m68k/coldfire/m5249.c
index b16cf9b4580c..0590f8c421f1 100644
--- a/arch/m68k/coldfire/m5249.c
+++ b/arch/m68k/coldfire/m5249.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/***************************************************************************/
/*
diff --git a/arch/m68k/coldfire/m525x.c b/arch/m68k/coldfire/m525x.c
index 110e2cd34e62..1772359c416c 100644
--- a/arch/m68k/coldfire/m525x.c
+++ b/arch/m68k/coldfire/m525x.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/***************************************************************************/
/*
diff --git a/arch/m68k/coldfire/m5272.c b/arch/m68k/coldfire/m5272.c
index 9abb1a441da0..ad1185c68df7 100644
--- a/arch/m68k/coldfire/m5272.c
+++ b/arch/m68k/coldfire/m5272.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/***************************************************************************/
/*
diff --git a/arch/m68k/coldfire/m527x.c b/arch/m68k/coldfire/m527x.c
index b10b436b5a31..cad462df6861 100644
--- a/arch/m68k/coldfire/m527x.c
+++ b/arch/m68k/coldfire/m527x.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/***************************************************************************/
/*
diff --git a/arch/m68k/coldfire/m528x.c b/arch/m68k/coldfire/m528x.c
index ea76998d5ab9..7ad3193887e8 100644
--- a/arch/m68k/coldfire/m528x.c
+++ b/arch/m68k/coldfire/m528x.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/***************************************************************************/
/*
diff --git a/arch/m68k/coldfire/m5307.c b/arch/m68k/coldfire/m5307.c
index cc5e8a50a423..64b4b1fd34ff 100644
--- a/arch/m68k/coldfire/m5307.c
+++ b/arch/m68k/coldfire/m5307.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/***************************************************************************/
/*
diff --git a/arch/m68k/coldfire/m5407.c b/arch/m68k/coldfire/m5407.c
index 38863ddbeab0..0400d76115a1 100644
--- a/arch/m68k/coldfire/m5407.c
+++ b/arch/m68k/coldfire/m5407.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/***************************************************************************/
/*
diff --git a/arch/m68k/coldfire/m5441x.c b/arch/m68k/coldfire/m5441x.c
index 04fd7fde9fb3..315d14b0dca0 100644
--- a/arch/m68k/coldfire/m5441x.c
+++ b/arch/m68k/coldfire/m5441x.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* m5441x.c -- support for Coldfire m5441x processors
*
diff --git a/arch/m68k/coldfire/m54xx.c b/arch/m68k/coldfire/m54xx.c
index c552851ec617..e53ffed13ba8 100644
--- a/arch/m68k/coldfire/m54xx.c
+++ b/arch/m68k/coldfire/m54xx.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/***************************************************************************/
/*
diff --git a/arch/m68k/coldfire/nettel.c b/arch/m68k/coldfire/nettel.c
index ddc48ec1b800..ea8df6e7a6cc 100644
--- a/arch/m68k/coldfire/nettel.c
+++ b/arch/m68k/coldfire/nettel.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/***************************************************************************/
/*
diff --git a/arch/m68k/coldfire/pit.c b/arch/m68k/coldfire/pit.c
index 6c0878018b44..eb6f16b0e2e6 100644
--- a/arch/m68k/coldfire/pit.c
+++ b/arch/m68k/coldfire/pit.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/***************************************************************************/
/*
diff --git a/arch/m68k/coldfire/sltimers.c b/arch/m68k/coldfire/sltimers.c
index 3292c0d68b18..1b11e7bacab3 100644
--- a/arch/m68k/coldfire/sltimers.c
+++ b/arch/m68k/coldfire/sltimers.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/***************************************************************************/
/*
diff --git a/arch/m68k/coldfire/timers.c b/arch/m68k/coldfire/timers.c
index 2dc7a58204f6..227aa5d13709 100644
--- a/arch/m68k/coldfire/timers.c
+++ b/arch/m68k/coldfire/timers.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/***************************************************************************/
/*
diff --git a/arch/m68k/coldfire/vectors.c b/arch/m68k/coldfire/vectors.c
index 08923fe600e0..3bf0d69eec9e 100644
--- a/arch/m68k/coldfire/vectors.c
+++ b/arch/m68k/coldfire/vectors.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/***************************************************************************/
/*
diff --git a/arch/m68k/fpsp040/Makefile b/arch/m68k/fpsp040/Makefile
index 9506d883ace5..aab04d372ae7 100644
--- a/arch/m68k/fpsp040/Makefile
+++ b/arch/m68k/fpsp040/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for Linux arch/m68k/fpsp040 source directory
#
diff --git a/arch/m68k/hp300/config.c b/arch/m68k/hp300/config.c
index 7cfab158fb61..a19bcd23f80b 100644
--- a/arch/m68k/hp300/config.c
+++ b/arch/m68k/hp300/config.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m68k/hp300/config.c
*
diff --git a/arch/m68k/hp300/time.c b/arch/m68k/hp300/time.c
index 749543b425a4..289d928a46cb 100644
--- a/arch/m68k/hp300/time.c
+++ b/arch/m68k/hp300/time.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m68k/hp300/time.c
*
diff --git a/arch/m68k/include/asm/MC68328.h b/arch/m68k/include/asm/MC68328.h
index b61230e74e63..6e14e92260fd 100644
--- a/arch/m68k/include/asm/MC68328.h
+++ b/arch/m68k/include/asm/MC68328.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* include/asm-m68knommu/MC68328.h: '328 control registers
*
diff --git a/arch/m68k/include/asm/MC68EZ328.h b/arch/m68k/include/asm/MC68EZ328.h
index 703331ece328..c50b9f6a8f66 100644
--- a/arch/m68k/include/asm/MC68EZ328.h
+++ b/arch/m68k/include/asm/MC68EZ328.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* include/asm-m68knommu/MC68EZ328.h: 'EZ328 control registers
*
diff --git a/arch/m68k/include/asm/MC68VZ328.h b/arch/m68k/include/asm/MC68VZ328.h
index fbaed7ddfb41..dc894cfcff68 100644
--- a/arch/m68k/include/asm/MC68VZ328.h
+++ b/arch/m68k/include/asm/MC68VZ328.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* include/asm-m68knommu/MC68VZ328.h: 'VZ328 control registers
*
diff --git a/arch/m68k/include/asm/adb_iop.h b/arch/m68k/include/asm/adb_iop.h
index 8a48e56f2d62..195d7fb1268c 100644
--- a/arch/m68k/include/asm/adb_iop.h
+++ b/arch/m68k/include/asm/adb_iop.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ADB through the IOP
* Written by Joshua M. Thompson
diff --git a/arch/m68k/include/asm/apollohw.h b/arch/m68k/include/asm/apollohw.h
index 87fc899d32ee..52066f3b8658 100644
--- a/arch/m68k/include/asm/apollohw.h
+++ b/arch/m68k/include/asm/apollohw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* apollohw.h : some structures to access apollo HW */
#ifndef _ASMm68k_APOLLOHW_H_
diff --git a/arch/m68k/include/asm/atafd.h b/arch/m68k/include/asm/atafd.h
index 8456889ee7da..ad7014cad633 100644
--- a/arch/m68k/include/asm/atafd.h
+++ b/arch/m68k/include/asm/atafd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M68K_FD_H
#define _ASM_M68K_FD_H
diff --git a/arch/m68k/include/asm/atafdreg.h b/arch/m68k/include/asm/atafdreg.h
index bbf80949fd9f..c31b4919ed2d 100644
--- a/arch/m68k/include/asm/atafdreg.h
+++ b/arch/m68k/include/asm/atafdreg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_FDREG_H
#define _LINUX_FDREG_H
diff --git a/arch/m68k/include/asm/atari_joystick.h b/arch/m68k/include/asm/atari_joystick.h
index 93be7da9f2c7..c4a6a06e68c8 100644
--- a/arch/m68k/include/asm/atari_joystick.h
+++ b/arch/m68k/include/asm/atari_joystick.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_ATARI_JOYSTICK_H
#define _LINUX_ATARI_JOYSTICK_H
diff --git a/arch/m68k/include/asm/atari_stdma.h b/arch/m68k/include/asm/atari_stdma.h
index d24e34d870dc..70de9b12470a 100644
--- a/arch/m68k/include/asm/atari_stdma.h
+++ b/arch/m68k/include/asm/atari_stdma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _atari_stdma_h
#define _atari_stdma_h
diff --git a/arch/m68k/include/asm/atari_stram.h b/arch/m68k/include/asm/atari_stram.h
index 4e771c22d6a9..1fc19102aac9 100644
--- a/arch/m68k/include/asm/atari_stram.h
+++ b/arch/m68k/include/asm/atari_stram.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_ATARI_STRAM_H
#define _M68K_ATARI_STRAM_H
diff --git a/arch/m68k/include/asm/atomic.h b/arch/m68k/include/asm/atomic.h
index cf4c3a7b1a45..e993e2860ee1 100644
--- a/arch/m68k/include/asm/atomic.h
+++ b/arch/m68k/include/asm/atomic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ARCH_M68K_ATOMIC__
#define __ARCH_M68K_ATOMIC__
diff --git a/arch/m68k/include/asm/bootstd.h b/arch/m68k/include/asm/bootstd.h
index e518f5a575b7..1dab93ddb090 100644
--- a/arch/m68k/include/asm/bootstd.h
+++ b/arch/m68k/include/asm/bootstd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* bootstd.h: Bootloader system call interface
*
* (c) 1999, Rt-Control, Inc.
diff --git a/arch/m68k/include/asm/bug.h b/arch/m68k/include/asm/bug.h
index 5bc8d91d68d4..b7e2bf1ba4a6 100644
--- a/arch/m68k/include/asm/bug.h
+++ b/arch/m68k/include/asm/bug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_BUG_H
#define _M68K_BUG_H
diff --git a/arch/m68k/include/asm/bugs.h b/arch/m68k/include/asm/bugs.h
index d06207b9ba5a..745530651e0b 100644
--- a/arch/m68k/include/asm/bugs.h
+++ b/arch/m68k/include/asm/bugs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/asm-m68k/bugs.h
*
diff --git a/arch/m68k/include/asm/bvme6000hw.h b/arch/m68k/include/asm/bvme6000hw.h
index f40d2f8510ee..7b1309bb2c07 100644
--- a/arch/m68k/include/asm/bvme6000hw.h
+++ b/arch/m68k/include/asm/bvme6000hw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_BVME6000HW_H_
#define _M68K_BVME6000HW_H_
diff --git a/arch/m68k/include/asm/cache.h b/arch/m68k/include/asm/cache.h
index 0395c51e46a6..9c06458f3bc9 100644
--- a/arch/m68k/include/asm/cache.h
+++ b/arch/m68k/include/asm/cache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/asm-m68k/cache.h
*/
diff --git a/arch/m68k/include/asm/cacheflush.h b/arch/m68k/include/asm/cacheflush.h
index 4fc738209bd1..29b8e638b912 100644
--- a/arch/m68k/include/asm/cacheflush.h
+++ b/arch/m68k/include/asm/cacheflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef __uClinux__
#include <asm/cacheflush_no.h>
#else
diff --git a/arch/m68k/include/asm/cacheflush_mm.h b/arch/m68k/include/asm/cacheflush_mm.h
index fa2c3d681d84..1e2544ecaf88 100644
--- a/arch/m68k/include/asm/cacheflush_mm.h
+++ b/arch/m68k/include/asm/cacheflush_mm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_CACHEFLUSH_H
#define _M68K_CACHEFLUSH_H
diff --git a/arch/m68k/include/asm/cacheflush_no.h b/arch/m68k/include/asm/cacheflush_no.h
index d2b3935ae147..11e9a9dcbfb2 100644
--- a/arch/m68k/include/asm/cacheflush_no.h
+++ b/arch/m68k/include/asm/cacheflush_no.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68KNOMMU_CACHEFLUSH_H
#define _M68KNOMMU_CACHEFLUSH_H
diff --git a/arch/m68k/include/asm/checksum.h b/arch/m68k/include/asm/checksum.h
index 75e91f03b178..f9b94e4b94f9 100644
--- a/arch/m68k/include/asm/checksum.h
+++ b/arch/m68k/include/asm/checksum.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_CHECKSUM_H
#define _M68K_CHECKSUM_H
diff --git a/arch/m68k/include/asm/cmpxchg.h b/arch/m68k/include/asm/cmpxchg.h
index 83b1df80f0ac..38e1d7acc44d 100644
--- a/arch/m68k/include/asm/cmpxchg.h
+++ b/arch/m68k/include/asm/cmpxchg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ARCH_M68K_CMPXCHG__
#define __ARCH_M68K_CMPXCHG__
diff --git a/arch/m68k/include/asm/coldfire.h b/arch/m68k/include/asm/coldfire.h
index 50aa4dac9ca2..d9cb26fb3e65 100644
--- a/arch/m68k/include/asm/coldfire.h
+++ b/arch/m68k/include/asm/coldfire.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/****************************************************************************/
/*
diff --git a/arch/m68k/include/asm/contregs.h b/arch/m68k/include/asm/contregs.h
index d1ea750bddfe..f82ca0ab38bc 100644
--- a/arch/m68k/include/asm/contregs.h
+++ b/arch/m68k/include/asm/contregs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_CONTREGS_H
#define _M68K_CONTREGS_H
diff --git a/arch/m68k/include/asm/current.h b/arch/m68k/include/asm/current.h
index 91fcc5358cfe..6390ef2f7f86 100644
--- a/arch/m68k/include/asm/current.h
+++ b/arch/m68k/include/asm/current.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_CURRENT_H
#define _M68K_CURRENT_H
diff --git a/arch/m68k/include/asm/delay.h b/arch/m68k/include/asm/delay.h
index c598d847d56b..7f474121e4ca 100644
--- a/arch/m68k/include/asm/delay.h
+++ b/arch/m68k/include/asm/delay.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_DELAY_H
#define _M68K_DELAY_H
diff --git a/arch/m68k/include/asm/div64.h b/arch/m68k/include/asm/div64.h
index ef881cfbbca9..365f39f5e256 100644
--- a/arch/m68k/include/asm/div64.h
+++ b/arch/m68k/include/asm/div64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_DIV64_H
#define _M68K_DIV64_H
diff --git a/arch/m68k/include/asm/dma-mapping.h b/arch/m68k/include/asm/dma-mapping.h
index 9210e470771b..3e1a3ffba291 100644
--- a/arch/m68k/include/asm/dma-mapping.h
+++ b/arch/m68k/include/asm/dma-mapping.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_DMA_MAPPING_H
#define _M68K_DMA_MAPPING_H
diff --git a/arch/m68k/include/asm/dma.h b/arch/m68k/include/asm/dma.h
index 208b4daa14b3..b0978a23bad1 100644
--- a/arch/m68k/include/asm/dma.h
+++ b/arch/m68k/include/asm/dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_DMA_H
#define _M68K_DMA_H 1
diff --git a/arch/m68k/include/asm/dvma.h b/arch/m68k/include/asm/dvma.h
index 890bbf7e7758..f609ec1de36d 100644
--- a/arch/m68k/include/asm/dvma.h
+++ b/arch/m68k/include/asm/dvma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/asm-m68k/dma.h
*
diff --git a/arch/m68k/include/asm/elf.h b/arch/m68k/include/asm/elf.h
index b1c26de438be..3d387ceaea3f 100644
--- a/arch/m68k/include/asm/elf.h
+++ b/arch/m68k/include/asm/elf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASMm68k_ELF_H
#define __ASMm68k_ELF_H
diff --git a/arch/m68k/include/asm/entry.h b/arch/m68k/include/asm/entry.h
index d7de0f1a8957..9b52b060c76a 100644
--- a/arch/m68k/include/asm/entry.h
+++ b/arch/m68k/include/asm/entry.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __M68K_ENTRY_H
#define __M68K_ENTRY_H
diff --git a/arch/m68k/include/asm/fb.h b/arch/m68k/include/asm/fb.h
index be4e4c6797e8..b86c6e2e26dd 100644
--- a/arch/m68k/include/asm/fb.h
+++ b/arch/m68k/include/asm/fb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_FB_H_
#define _ASM_FB_H_
diff --git a/arch/m68k/include/asm/fbio.h b/arch/m68k/include/asm/fbio.h
index 0a21da87f7d6..590b923c470d 100644
--- a/arch/m68k/include/asm/fbio.h
+++ b/arch/m68k/include/asm/fbio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_FBIO_H
#define __LINUX_FBIO_H
diff --git a/arch/m68k/include/asm/flat.h b/arch/m68k/include/asm/flat.h
index b2a41f5b3890..4f1d1e373420 100644
--- a/arch/m68k/include/asm/flat.h
+++ b/arch/m68k/include/asm/flat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* flat.h -- uClinux flat-format executables
*/
diff --git a/arch/m68k/include/asm/fpu.h b/arch/m68k/include/asm/fpu.h
index 526db9da9e43..ab12be88d75f 100644
--- a/arch/m68k/include/asm/fpu.h
+++ b/arch/m68k/include/asm/fpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __M68K_FPU_H
#define __M68K_FPU_H
diff --git a/arch/m68k/include/asm/hardirq.h b/arch/m68k/include/asm/hardirq.h
index 6c618529d9b9..11793165445d 100644
--- a/arch/m68k/include/asm/hardirq.h
+++ b/arch/m68k/include/asm/hardirq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __M68K_HARDIRQ_H
#define __M68K_HARDIRQ_H
diff --git a/arch/m68k/include/asm/hash.h b/arch/m68k/include/asm/hash.h
index 6407af84a994..6d0d0c893f16 100644
--- a/arch/m68k/include/asm/hash.h
+++ b/arch/m68k/include/asm/hash.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_HASH_H
#define _ASM_HASH_H
diff --git a/arch/m68k/include/asm/hp300hw.h b/arch/m68k/include/asm/hp300hw.h
index 64f5271dd7be..0909800beef4 100644
--- a/arch/m68k/include/asm/hp300hw.h
+++ b/arch/m68k/include/asm/hp300hw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_HP300HW_H
#define _M68K_HP300HW_H
diff --git a/arch/m68k/include/asm/hwtest.h b/arch/m68k/include/asm/hwtest.h
index 402c8a4401fe..f8d646205ba3 100644
--- a/arch/m68k/include/asm/hwtest.h
+++ b/arch/m68k/include/asm/hwtest.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Routines to test for presence/absence of hardware registers:
* see arch/m68k/mm/hwtest.c.
* -- PMM <pmaydell@chiark.greenend.org.uk> 05/1998
diff --git a/arch/m68k/include/asm/ide.h b/arch/m68k/include/asm/ide.h
index 492fee8a1ab2..05cc7dc00e0c 100644
--- a/arch/m68k/include/asm/ide.h
+++ b/arch/m68k/include/asm/ide.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1994-1996 Linus Torvalds & authors
*/
diff --git a/arch/m68k/include/asm/idprom.h b/arch/m68k/include/asm/idprom.h
index 160616a89e05..13b099d011b5 100644
--- a/arch/m68k/include/asm/idprom.h
+++ b/arch/m68k/include/asm/idprom.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_IDPROM_H
#define _M68K_IDPROM_H
/*
diff --git a/arch/m68k/include/asm/intersil.h b/arch/m68k/include/asm/intersil.h
index f482902cac8a..b696348f9ab8 100644
--- a/arch/m68k/include/asm/intersil.h
+++ b/arch/m68k/include/asm/intersil.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SUN3_INTERSIL_H
#define _SUN3_INTERSIL_H
/* bits 0 and 1 */
diff --git a/arch/m68k/include/asm/io.h b/arch/m68k/include/asm/io.h
index bccd5a914eb6..756089cc019c 100644
--- a/arch/m68k/include/asm/io.h
+++ b/arch/m68k/include/asm/io.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef __uClinux__
#include <asm/io_no.h>
#else
diff --git a/arch/m68k/include/asm/io_mm.h b/arch/m68k/include/asm/io_mm.h
index c98ac81582ac..ed5333e87879 100644
--- a/arch/m68k/include/asm/io_mm.h
+++ b/arch/m68k/include/asm/io_mm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/asm-m68k/io.h
*
diff --git a/arch/m68k/include/asm/io_no.h b/arch/m68k/include/asm/io_no.h
index ad7bd40e6742..86f45b403bcc 100644
--- a/arch/m68k/include/asm/io_no.h
+++ b/arch/m68k/include/asm/io_no.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68KNOMMU_IO_H
#define _M68KNOMMU_IO_H
diff --git a/arch/m68k/include/asm/irq.h b/arch/m68k/include/asm/irq.h
index a644f4a53b94..91dd493791d7 100644
--- a/arch/m68k/include/asm/irq.h
+++ b/arch/m68k/include/asm/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_IRQ_H_
#define _M68K_IRQ_H_
diff --git a/arch/m68k/include/asm/irqflags.h b/arch/m68k/include/asm/irqflags.h
index b5941818346f..3799a2481095 100644
--- a/arch/m68k/include/asm/irqflags.h
+++ b/arch/m68k/include/asm/irqflags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_IRQFLAGS_H
#define _M68K_IRQFLAGS_H
diff --git a/arch/m68k/include/asm/kexec.h b/arch/m68k/include/asm/kexec.h
index 3df97abac147..f5a8b2defa4b 100644
--- a/arch/m68k/include/asm/kexec.h
+++ b/arch/m68k/include/asm/kexec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M68K_KEXEC_H
#define _ASM_M68K_KEXEC_H
diff --git a/arch/m68k/include/asm/linkage.h b/arch/m68k/include/asm/linkage.h
index 066e74f666ae..c8b84282764c 100644
--- a/arch/m68k/include/asm/linkage.h
+++ b/arch/m68k/include/asm/linkage.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_LINKAGE_H
#define __ASM_LINKAGE_H
diff --git a/arch/m68k/include/asm/m5206sim.h b/arch/m68k/include/asm/m5206sim.h
index 0ddf3efbcae9..ceb42670aee5 100644
--- a/arch/m68k/include/asm/m5206sim.h
+++ b/arch/m68k/include/asm/m5206sim.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/****************************************************************************/
/*
diff --git a/arch/m68k/include/asm/m520xsim.h b/arch/m68k/include/asm/m520xsim.h
index 6d50cefa76c3..8b3da5624a73 100644
--- a/arch/m68k/include/asm/m520xsim.h
+++ b/arch/m68k/include/asm/m520xsim.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/****************************************************************************/
/*
diff --git a/arch/m68k/include/asm/m523xsim.h b/arch/m68k/include/asm/m523xsim.h
index d43f6ab1edc9..a3082411abee 100644
--- a/arch/m68k/include/asm/m523xsim.h
+++ b/arch/m68k/include/asm/m523xsim.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/****************************************************************************/
/*
diff --git a/arch/m68k/include/asm/m525xsim.h b/arch/m68k/include/asm/m525xsim.h
index 699f20c8a0fe..de01b701d95f 100644
--- a/arch/m68k/include/asm/m525xsim.h
+++ b/arch/m68k/include/asm/m525xsim.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/****************************************************************************/
/*
diff --git a/arch/m68k/include/asm/m5272sim.h b/arch/m68k/include/asm/m5272sim.h
index 1fb01bb05d6c..135dd50f0f8f 100644
--- a/arch/m68k/include/asm/m5272sim.h
+++ b/arch/m68k/include/asm/m5272sim.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/****************************************************************************/
/*
diff --git a/arch/m68k/include/asm/m527xsim.h b/arch/m68k/include/asm/m527xsim.h
index 35f6fbc89b92..d92814bf9915 100644
--- a/arch/m68k/include/asm/m527xsim.h
+++ b/arch/m68k/include/asm/m527xsim.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/****************************************************************************/
/*
diff --git a/arch/m68k/include/asm/m528xsim.h b/arch/m68k/include/asm/m528xsim.h
index 67f6182d10a4..7b60a57e9b70 100644
--- a/arch/m68k/include/asm/m528xsim.h
+++ b/arch/m68k/include/asm/m528xsim.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/****************************************************************************/
/*
diff --git a/arch/m68k/include/asm/m52xxacr.h b/arch/m68k/include/asm/m52xxacr.h
index abc391a9ae8d..2cb29ed5266c 100644
--- a/arch/m68k/include/asm/m52xxacr.h
+++ b/arch/m68k/include/asm/m52xxacr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/****************************************************************************/
/*
diff --git a/arch/m68k/include/asm/m5307sim.h b/arch/m68k/include/asm/m5307sim.h
index d2595e04eb1d..25059f20524b 100644
--- a/arch/m68k/include/asm/m5307sim.h
+++ b/arch/m68k/include/asm/m5307sim.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/****************************************************************************/
/*
diff --git a/arch/m68k/include/asm/m53xxacr.h b/arch/m68k/include/asm/m53xxacr.h
index 3177ce8331d6..9138a624c5c8 100644
--- a/arch/m68k/include/asm/m53xxacr.h
+++ b/arch/m68k/include/asm/m53xxacr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/****************************************************************************/
/*
diff --git a/arch/m68k/include/asm/m53xxsim.h b/arch/m68k/include/asm/m53xxsim.h
index 53329ae4d3e3..22c1c92b9811 100644
--- a/arch/m68k/include/asm/m53xxsim.h
+++ b/arch/m68k/include/asm/m53xxsim.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/****************************************************************************/
/*
diff --git a/arch/m68k/include/asm/m5407sim.h b/arch/m68k/include/asm/m5407sim.h
index ab40c16ba989..0c2720d8ede9 100644
--- a/arch/m68k/include/asm/m5407sim.h
+++ b/arch/m68k/include/asm/m5407sim.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/****************************************************************************/
/*
diff --git a/arch/m68k/include/asm/m5441xsim.h b/arch/m68k/include/asm/m5441xsim.h
index 64f60be47066..4e9095b9480a 100644
--- a/arch/m68k/include/asm/m5441xsim.h
+++ b/arch/m68k/include/asm/m5441xsim.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* m5441xsim.h -- Coldfire 5441x register definitions
*
diff --git a/arch/m68k/include/asm/m54xxacr.h b/arch/m68k/include/asm/m54xxacr.h
index c6ac05cda282..466df7b03c6b 100644
--- a/arch/m68k/include/asm/m54xxacr.h
+++ b/arch/m68k/include/asm/m54xxacr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Bit definitions for the MCF54xx ACR and CACR registers.
*/
diff --git a/arch/m68k/include/asm/m54xxgpt.h b/arch/m68k/include/asm/m54xxgpt.h
index 0b69cd1ed0ed..b1f912157be9 100644
--- a/arch/m68k/include/asm/m54xxgpt.h
+++ b/arch/m68k/include/asm/m54xxgpt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* File: m54xxgpt.h
* Purpose: Register and bit definitions for the MCF54XX
diff --git a/arch/m68k/include/asm/m54xxsim.h b/arch/m68k/include/asm/m54xxsim.h
index 7758d0a1a84d..2a3305f6fac6 100644
--- a/arch/m68k/include/asm/m54xxsim.h
+++ b/arch/m68k/include/asm/m54xxsim.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* m54xxsim.h -- ColdFire 547x/548x System Integration Unit support.
*/
diff --git a/arch/m68k/include/asm/mac_asc.h b/arch/m68k/include/asm/mac_asc.h
index fc2e5467b41e..075990251345 100644
--- a/arch/m68k/include/asm/mac_asc.h
+++ b/arch/m68k/include/asm/mac_asc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Apple Sound Chip
*/
diff --git a/arch/m68k/include/asm/mac_baboon.h b/arch/m68k/include/asm/mac_baboon.h
index a2d32f6589f9..08d9b8829a1a 100644
--- a/arch/m68k/include/asm/mac_baboon.h
+++ b/arch/m68k/include/asm/mac_baboon.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Definitions for the "Baboon" custom IC on the PowerBook 190.
*/
diff --git a/arch/m68k/include/asm/mac_iop.h b/arch/m68k/include/asm/mac_iop.h
index 42566fd052bc..73dae2abeba3 100644
--- a/arch/m68k/include/asm/mac_iop.h
+++ b/arch/m68k/include/asm/mac_iop.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* I/O Processor (IOP) defines and structures, mostly snagged from A/UX
* header files.
diff --git a/arch/m68k/include/asm/mac_oss.h b/arch/m68k/include/asm/mac_oss.h
index 425fbff4f4d8..56ef986c0a9b 100644
--- a/arch/m68k/include/asm/mac_oss.h
+++ b/arch/m68k/include/asm/mac_oss.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* OSS
*
diff --git a/arch/m68k/include/asm/mac_psc.h b/arch/m68k/include/asm/mac_psc.h
index 923305117a69..86a5a5eab89e 100644
--- a/arch/m68k/include/asm/mac_psc.h
+++ b/arch/m68k/include/asm/mac_psc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Apple Peripheral System Controller (PSC)
*
diff --git a/arch/m68k/include/asm/mac_via.h b/arch/m68k/include/asm/mac_via.h
index 53c632c85b03..de1470c4d829 100644
--- a/arch/m68k/include/asm/mac_via.h
+++ b/arch/m68k/include/asm/mac_via.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* 6522 Versatile Interface Adapter (VIA)
*
diff --git a/arch/m68k/include/asm/machdep.h b/arch/m68k/include/asm/machdep.h
index 953ca21da8ee..1605da48ebf2 100644
--- a/arch/m68k/include/asm/machdep.h
+++ b/arch/m68k/include/asm/machdep.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_MACHDEP_H
#define _M68K_MACHDEP_H
diff --git a/arch/m68k/include/asm/machines.h b/arch/m68k/include/asm/machines.h
index be667e84f01b..1332bad001fa 100644
--- a/arch/m68k/include/asm/machines.h
+++ b/arch/m68k/include/asm/machines.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* machines.h: Defines for taking apart the machine type value in the
* idprom and determining the kind of machine we are on.
diff --git a/arch/m68k/include/asm/macintosh.h b/arch/m68k/include/asm/macintosh.h
index 5b81ab188aa5..f42c27400dbc 100644
--- a/arch/m68k/include/asm/macintosh.h
+++ b/arch/m68k/include/asm/macintosh.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACINTOSH_H
#define __ASM_MACINTOSH_H
diff --git a/arch/m68k/include/asm/math-emu.h b/arch/m68k/include/asm/math-emu.h
index b062696d5a0d..eefaa3a2b596 100644
--- a/arch/m68k/include/asm/math-emu.h
+++ b/arch/m68k/include/asm/math-emu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M68K_SETUP_H
#define _ASM_M68K_SETUP_H
diff --git a/arch/m68k/include/asm/mc146818rtc.h b/arch/m68k/include/asm/mc146818rtc.h
index 05b43bf5cdf3..6e9f319ce478 100644
--- a/arch/m68k/include/asm/mc146818rtc.h
+++ b/arch/m68k/include/asm/mc146818rtc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Machine dependent access functions for RTC registers.
*/
diff --git a/arch/m68k/include/asm/mcf8390.h b/arch/m68k/include/asm/mcf8390.h
index a72a20819a54..412360ef1dc1 100644
--- a/arch/m68k/include/asm/mcf8390.h
+++ b/arch/m68k/include/asm/mcf8390.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/****************************************************************************/
/*
diff --git a/arch/m68k/include/asm/mcf_pgalloc.h b/arch/m68k/include/asm/mcf_pgalloc.h
index fb95aed5f428..8b707c249026 100644
--- a/arch/m68k/include/asm/mcf_pgalloc.h
+++ b/arch/m68k/include/asm/mcf_pgalloc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef M68K_MCF_PGALLOC_H
#define M68K_MCF_PGALLOC_H
diff --git a/arch/m68k/include/asm/mcf_pgtable.h b/arch/m68k/include/asm/mcf_pgtable.h
index 2500ce04fcc4..5d5502cb2b2d 100644
--- a/arch/m68k/include/asm/mcf_pgtable.h
+++ b/arch/m68k/include/asm/mcf_pgtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _MCF_PGTABLE_H
#define _MCF_PGTABLE_H
diff --git a/arch/m68k/include/asm/mcfclk.h b/arch/m68k/include/asm/mcfclk.h
index ea4791e3a557..0aca504fae31 100644
--- a/arch/m68k/include/asm/mcfclk.h
+++ b/arch/m68k/include/asm/mcfclk.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* mcfclk.h -- coldfire specific clock structure
*/
diff --git a/arch/m68k/include/asm/mcfdma.h b/arch/m68k/include/asm/mcfdma.h
index 10bc7e391c14..6227317dd0f7 100644
--- a/arch/m68k/include/asm/mcfdma.h
+++ b/arch/m68k/include/asm/mcfdma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/****************************************************************************/
/*
diff --git a/arch/m68k/include/asm/mcfintc.h b/arch/m68k/include/asm/mcfintc.h
index 4183320a3813..8bcfa33efa0f 100644
--- a/arch/m68k/include/asm/mcfintc.h
+++ b/arch/m68k/include/asm/mcfintc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/****************************************************************************/
/*
diff --git a/arch/m68k/include/asm/mcfpit.h b/arch/m68k/include/asm/mcfpit.h
index 9fd321ca0725..20c81e07df1b 100644
--- a/arch/m68k/include/asm/mcfpit.h
+++ b/arch/m68k/include/asm/mcfpit.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/****************************************************************************/
/*
diff --git a/arch/m68k/include/asm/mcfsim.h b/arch/m68k/include/asm/mcfsim.h
index bc867de8a1e9..bef089510e55 100644
--- a/arch/m68k/include/asm/mcfsim.h
+++ b/arch/m68k/include/asm/mcfsim.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/****************************************************************************/
/*
diff --git a/arch/m68k/include/asm/mcfslt.h b/arch/m68k/include/asm/mcfslt.h
index c2314b6f8caa..a539f0eccfcb 100644
--- a/arch/m68k/include/asm/mcfslt.h
+++ b/arch/m68k/include/asm/mcfslt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/****************************************************************************/
/*
diff --git a/arch/m68k/include/asm/mcftimer.h b/arch/m68k/include/asm/mcftimer.h
index 1150e42c3f19..4fe83db6497d 100644
--- a/arch/m68k/include/asm/mcftimer.h
+++ b/arch/m68k/include/asm/mcftimer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/****************************************************************************/
/*
diff --git a/arch/m68k/include/asm/mcfuart.h b/arch/m68k/include/asm/mcfuart.h
index b40c20f66647..a1f35352f328 100644
--- a/arch/m68k/include/asm/mcfuart.h
+++ b/arch/m68k/include/asm/mcfuart.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/****************************************************************************/
/*
diff --git a/arch/m68k/include/asm/mcfwdebug.h b/arch/m68k/include/asm/mcfwdebug.h
index 27f70e45d700..bbe06cf036d1 100644
--- a/arch/m68k/include/asm/mcfwdebug.h
+++ b/arch/m68k/include/asm/mcfwdebug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/****************************************************************************/
/*
diff --git a/arch/m68k/include/asm/mmu.h b/arch/m68k/include/asm/mmu.h
index 8a11a63ee15a..5c15aacb1370 100644
--- a/arch/m68k/include/asm/mmu.h
+++ b/arch/m68k/include/asm/mmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MMU_H
#define __MMU_H
diff --git a/arch/m68k/include/asm/mmu_context.h b/arch/m68k/include/asm/mmu_context.h
index 4a6ae6dffa34..836acea8f758 100644
--- a/arch/m68k/include/asm/mmu_context.h
+++ b/arch/m68k/include/asm/mmu_context.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __M68K_MMU_CONTEXT_H
#define __M68K_MMU_CONTEXT_H
diff --git a/arch/m68k/include/asm/mmzone.h b/arch/m68k/include/asm/mmzone.h
index e1f1ec7b7006..64573fe8e60d 100644
--- a/arch/m68k/include/asm/mmzone.h
+++ b/arch/m68k/include/asm/mmzone.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M68K_MMZONE_H_
#define _ASM_M68K_MMZONE_H_
diff --git a/arch/m68k/include/asm/module.h b/arch/m68k/include/asm/module.h
index 8b58fce843dd..36cb06cc03e6 100644
--- a/arch/m68k/include/asm/module.h
+++ b/arch/m68k/include/asm/module.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M68K_MODULE_H
#define _ASM_M68K_MODULE_H
diff --git a/arch/m68k/include/asm/motorola_pgalloc.h b/arch/m68k/include/asm/motorola_pgalloc.h
index c895b987202c..7859a86319cf 100644
--- a/arch/m68k/include/asm/motorola_pgalloc.h
+++ b/arch/m68k/include/asm/motorola_pgalloc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _MOTOROLA_PGALLOC_H
#define _MOTOROLA_PGALLOC_H
diff --git a/arch/m68k/include/asm/motorola_pgtable.h b/arch/m68k/include/asm/motorola_pgtable.h
index 0085aab80e5a..7f66a7bad7a5 100644
--- a/arch/m68k/include/asm/motorola_pgtable.h
+++ b/arch/m68k/include/asm/motorola_pgtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _MOTOROLA_PGTABLE_H
#define _MOTOROLA_PGTABLE_H
diff --git a/arch/m68k/include/asm/movs.h b/arch/m68k/include/asm/movs.h
index 67dbea36960f..390d7b47b8eb 100644
--- a/arch/m68k/include/asm/movs.h
+++ b/arch/m68k/include/asm/movs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MOVS_H__
#define __MOVS_H__
diff --git a/arch/m68k/include/asm/mvme147hw.h b/arch/m68k/include/asm/mvme147hw.h
index b81043108472..9c7ff67c5ffd 100644
--- a/arch/m68k/include/asm/mvme147hw.h
+++ b/arch/m68k/include/asm/mvme147hw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _MVME147HW_H_
#define _MVME147HW_H_
diff --git a/arch/m68k/include/asm/mvme16xhw.h b/arch/m68k/include/asm/mvme16xhw.h
index 1eb89de631e5..cc7f5ae1220f 100644
--- a/arch/m68k/include/asm/mvme16xhw.h
+++ b/arch/m68k/include/asm/mvme16xhw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_MVME16xHW_H_
#define _M68K_MVME16xHW_H_
diff --git a/arch/m68k/include/asm/nettel.h b/arch/m68k/include/asm/nettel.h
index 926375d538ec..45716ead7b9d 100644
--- a/arch/m68k/include/asm/nettel.h
+++ b/arch/m68k/include/asm/nettel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/****************************************************************************/
/*
diff --git a/arch/m68k/include/asm/nubus.h b/arch/m68k/include/asm/nubus.h
index d6be9976f1ae..d0d2039e434e 100644
--- a/arch/m68k/include/asm/nubus.h
+++ b/arch/m68k/include/asm/nubus.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M68K_NUBUS_H
#define _ASM_M68K_NUBUS_H
diff --git a/arch/m68k/include/asm/openprom.h b/arch/m68k/include/asm/openprom.h
index d33cdadf78e1..dd22e649f5c5 100644
--- a/arch/m68k/include/asm/openprom.h
+++ b/arch/m68k/include/asm/openprom.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SPARC_OPENPROM_H
#define __SPARC_OPENPROM_H
diff --git a/arch/m68k/include/asm/oplib.h b/arch/m68k/include/asm/oplib.h
index f082d03336bd..48cb4fd09f8d 100644
--- a/arch/m68k/include/asm/oplib.h
+++ b/arch/m68k/include/asm/oplib.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* oplib.h: Describes the interface and available routines in the
* Linux Prom library.
diff --git a/arch/m68k/include/asm/page.h b/arch/m68k/include/asm/page.h
index d8a02c7e72d3..700d8195880c 100644
--- a/arch/m68k/include/asm/page.h
+++ b/arch/m68k/include/asm/page.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_PAGE_H
#define _M68K_PAGE_H
diff --git a/arch/m68k/include/asm/page_mm.h b/arch/m68k/include/asm/page_mm.h
index e7a1946455a8..e6b75992192b 100644
--- a/arch/m68k/include/asm/page_mm.h
+++ b/arch/m68k/include/asm/page_mm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_PAGE_MM_H
#define _M68K_PAGE_MM_H
diff --git a/arch/m68k/include/asm/page_no.h b/arch/m68k/include/asm/page_no.h
index fa7f32d9836b..e644c4daf540 100644
--- a/arch/m68k/include/asm/page_no.h
+++ b/arch/m68k/include/asm/page_no.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_PAGE_NO_H
#define _M68K_PAGE_NO_H
diff --git a/arch/m68k/include/asm/page_offset.h b/arch/m68k/include/asm/page_offset.h
index 82626a8f1d0a..11dc3cb8c35b 100644
--- a/arch/m68k/include/asm/page_offset.h
+++ b/arch/m68k/include/asm/page_offset.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* This handles the memory map.. */
#if defined(CONFIG_RAMBASE)
diff --git a/arch/m68k/include/asm/parport.h b/arch/m68k/include/asm/parport.h
index c85cece778e8..becfebd5c6b7 100644
--- a/arch/m68k/include/asm/parport.h
+++ b/arch/m68k/include/asm/parport.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* parport.h: platform-specific PC-style parport initialisation
*
diff --git a/arch/m68k/include/asm/pci.h b/arch/m68k/include/asm/pci.h
index 3a3dbcf4051d..ef26fae8cf0b 100644
--- a/arch/m68k/include/asm/pci.h
+++ b/arch/m68k/include/asm/pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M68K_PCI_H
#define _ASM_M68K_PCI_H
diff --git a/arch/m68k/include/asm/pgalloc.h b/arch/m68k/include/asm/pgalloc.h
index 37bee7e3223d..24ca46d2e090 100644
--- a/arch/m68k/include/asm/pgalloc.h
+++ b/arch/m68k/include/asm/pgalloc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef M68K_PGALLOC_H
#define M68K_PGALLOC_H
diff --git a/arch/m68k/include/asm/pgtable.h b/arch/m68k/include/asm/pgtable.h
index a3d733b524d2..ad15d655a9bf 100644
--- a/arch/m68k/include/asm/pgtable.h
+++ b/arch/m68k/include/asm/pgtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef __uClinux__
#include <asm/pgtable_no.h>
#else
diff --git a/arch/m68k/include/asm/pgtable_mm.h b/arch/m68k/include/asm/pgtable_mm.h
index 35ed4a9981ae..6181e4134483 100644
--- a/arch/m68k/include/asm/pgtable_mm.h
+++ b/arch/m68k/include/asm/pgtable_mm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_PGTABLE_H
#define _M68K_PGTABLE_H
diff --git a/arch/m68k/include/asm/pgtable_no.h b/arch/m68k/include/asm/pgtable_no.h
index ac7d87a02335..fc3a96c77bd8 100644
--- a/arch/m68k/include/asm/pgtable_no.h
+++ b/arch/m68k/include/asm/pgtable_no.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68KNOMMU_PGTABLE_H
#define _M68KNOMMU_PGTABLE_H
diff --git a/arch/m68k/include/asm/processor.h b/arch/m68k/include/asm/processor.h
index 94c36030440c..464e9f5f50ee 100644
--- a/arch/m68k/include/asm/processor.h
+++ b/arch/m68k/include/asm/processor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/asm-m68k/processor.h
*
diff --git a/arch/m68k/include/asm/ptrace.h b/arch/m68k/include/asm/ptrace.h
index a45cb6894ad3..ea5a80ca1ab3 100644
--- a/arch/m68k/include/asm/ptrace.h
+++ b/arch/m68k/include/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_PTRACE_H
#define _M68K_PTRACE_H
diff --git a/arch/m68k/include/asm/q40_master.h b/arch/m68k/include/asm/q40_master.h
index c48d21b68f04..3a89c088800c 100644
--- a/arch/m68k/include/asm/q40_master.h
+++ b/arch/m68k/include/asm/q40_master.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Q40 master Chip Control
* RTC stuff merged for compactness.
diff --git a/arch/m68k/include/asm/q40ints.h b/arch/m68k/include/asm/q40ints.h
index 22f12c9eb910..7c93ac4117b8 100644
--- a/arch/m68k/include/asm/q40ints.h
+++ b/arch/m68k/include/asm/q40ints.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* contains some Q40 related interrupt definitions
*/
diff --git a/arch/m68k/include/asm/quicc_simple.h b/arch/m68k/include/asm/quicc_simple.h
index c3636932d4bc..b9e2808b44ac 100644
--- a/arch/m68k/include/asm/quicc_simple.h
+++ b/arch/m68k/include/asm/quicc_simple.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/***********************************
* $Id: quicc_simple.h,v 1.1 2002/03/02 15:01:10 gerg Exp $
***********************************
diff --git a/arch/m68k/include/asm/raw_io.h b/arch/m68k/include/asm/raw_io.h
index 932faa35655b..05e940c29b54 100644
--- a/arch/m68k/include/asm/raw_io.h
+++ b/arch/m68k/include/asm/raw_io.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/asm-m68k/raw_io.h
*
diff --git a/arch/m68k/include/asm/segment.h b/arch/m68k/include/asm/segment.h
index 98216b8111f0..0b4cc1e079b5 100644
--- a/arch/m68k/include/asm/segment.h
+++ b/arch/m68k/include/asm/segment.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_SEGMENT_H
#define _M68K_SEGMENT_H
diff --git a/arch/m68k/include/asm/serial.h b/arch/m68k/include/asm/serial.h
index 6d4497049b4b..3f76bc7b9edb 100644
--- a/arch/m68k/include/asm/serial.h
+++ b/arch/m68k/include/asm/serial.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/asm-m68k/serial.h
*
diff --git a/arch/m68k/include/asm/signal.h b/arch/m68k/include/asm/signal.h
index 3bc64d02ba5f..8af85c38d377 100644
--- a/arch/m68k/include/asm/signal.h
+++ b/arch/m68k/include/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_SIGNAL_H
#define _M68K_SIGNAL_H
diff --git a/arch/m68k/include/asm/string.h b/arch/m68k/include/asm/string.h
index c30c03d98581..f759d944c449 100644
--- a/arch/m68k/include/asm/string.h
+++ b/arch/m68k/include/asm/string.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_STRING_H_
#define _M68K_STRING_H_
diff --git a/arch/m68k/include/asm/sun3-head.h b/arch/m68k/include/asm/sun3-head.h
index 05af2f18b3bd..5656a265ea58 100644
--- a/arch/m68k/include/asm/sun3-head.h
+++ b/arch/m68k/include/asm/sun3-head.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SUN3_HEAD_H
#define __SUN3_HEAD_H
diff --git a/arch/m68k/include/asm/sun3_pgalloc.h b/arch/m68k/include/asm/sun3_pgalloc.h
index 1901f61f926f..11485d38de4e 100644
--- a/arch/m68k/include/asm/sun3_pgalloc.h
+++ b/arch/m68k/include/asm/sun3_pgalloc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* sun3_pgalloc.h --
* reorganization around 2.3.39, routines moved from sun3_pgtable.h
*
diff --git a/arch/m68k/include/asm/sun3_pgtable.h b/arch/m68k/include/asm/sun3_pgtable.h
index d5104a7b5388..c987d50866b4 100644
--- a/arch/m68k/include/asm/sun3_pgtable.h
+++ b/arch/m68k/include/asm/sun3_pgtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SUN3_PGTABLE_H
#define _SUN3_PGTABLE_H
diff --git a/arch/m68k/include/asm/sun3mmu.h b/arch/m68k/include/asm/sun3mmu.h
index d8f17a0d8c9f..21a75daa278f 100644
--- a/arch/m68k/include/asm/sun3mmu.h
+++ b/arch/m68k/include/asm/sun3mmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Definitions for Sun3 custom MMU.
*/
diff --git a/arch/m68k/include/asm/sun3x.h b/arch/m68k/include/asm/sun3x.h
index f5691a1ed7cc..b3a83bcaf47e 100644
--- a/arch/m68k/include/asm/sun3x.h
+++ b/arch/m68k/include/asm/sun3x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef SUN3X_H
#define SUN3X_H
diff --git a/arch/m68k/include/asm/sun3xflop.h b/arch/m68k/include/asm/sun3xflop.h
index 159269b7f2e8..ef04c43acd13 100644
--- a/arch/m68k/include/asm/sun3xflop.h
+++ b/arch/m68k/include/asm/sun3xflop.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* sun3xflop.h: Sun3/80 specific parts of the floppy driver.
*
* Derived partially from asm-sparc/floppy.h, which is:
diff --git a/arch/m68k/include/asm/sun3xprom.h b/arch/m68k/include/asm/sun3xprom.h
index 6735efcf5f6d..d244ca4a9149 100644
--- a/arch/m68k/include/asm/sun3xprom.h
+++ b/arch/m68k/include/asm/sun3xprom.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Useful PROM locations */
#ifndef SUN3X_PROM_H
diff --git a/arch/m68k/include/asm/switch_to.h b/arch/m68k/include/asm/switch_to.h
index 16fd6b634982..94f02f46c5fb 100644
--- a/arch/m68k/include/asm/switch_to.h
+++ b/arch/m68k/include/asm/switch_to.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_SWITCH_TO_H
#define _M68K_SWITCH_TO_H
diff --git a/arch/m68k/include/asm/thread_info.h b/arch/m68k/include/asm/thread_info.h
index cee13c2e5161..928035591f2e 100644
--- a/arch/m68k/include/asm/thread_info.h
+++ b/arch/m68k/include/asm/thread_info.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M68K_THREAD_INFO_H
#define _ASM_M68K_THREAD_INFO_H
diff --git a/arch/m68k/include/asm/timex.h b/arch/m68k/include/asm/timex.h
index efc1f4892357..6a21d9358280 100644
--- a/arch/m68k/include/asm/timex.h
+++ b/arch/m68k/include/asm/timex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/asm-m68k/timex.h
*
diff --git a/arch/m68k/include/asm/tlb.h b/arch/m68k/include/asm/tlb.h
index 1785cff73449..b4b9efb6f963 100644
--- a/arch/m68k/include/asm/tlb.h
+++ b/arch/m68k/include/asm/tlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_TLB_H
#define _M68K_TLB_H
diff --git a/arch/m68k/include/asm/tlbflush.h b/arch/m68k/include/asm/tlbflush.h
index 965ea35c9a40..191e75a6bb24 100644
--- a/arch/m68k/include/asm/tlbflush.h
+++ b/arch/m68k/include/asm/tlbflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_TLBFLUSH_H
#define _M68K_TLBFLUSH_H
diff --git a/arch/m68k/include/asm/uaccess.h b/arch/m68k/include/asm/uaccess.h
index 63ba18e4c9a2..e896466a41a4 100644
--- a/arch/m68k/include/asm/uaccess.h
+++ b/arch/m68k/include/asm/uaccess.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef __uClinux__
#include <asm/uaccess_no.h>
#else
diff --git a/arch/m68k/include/asm/uaccess_mm.h b/arch/m68k/include/asm/uaccess_mm.h
index 1da1e23de74c..75c172e909ac 100644
--- a/arch/m68k/include/asm/uaccess_mm.h
+++ b/arch/m68k/include/asm/uaccess_mm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __M68K_UACCESS_H
#define __M68K_UACCESS_H
diff --git a/arch/m68k/include/asm/uaccess_no.h b/arch/m68k/include/asm/uaccess_no.h
index 53d7b792a43d..892efb56beef 100644
--- a/arch/m68k/include/asm/uaccess_no.h
+++ b/arch/m68k/include/asm/uaccess_no.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __M68KNOMMU_UACCESS_H
#define __M68KNOMMU_UACCESS_H
diff --git a/arch/m68k/include/asm/ucontext.h b/arch/m68k/include/asm/ucontext.h
index e4e22669edc0..1523a8e5ff22 100644
--- a/arch/m68k/include/asm/ucontext.h
+++ b/arch/m68k/include/asm/ucontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_UCONTEXT_H
#define _M68K_UCONTEXT_H
diff --git a/arch/m68k/include/asm/unaligned.h b/arch/m68k/include/asm/unaligned.h
index 2b3ca0bf7a0d..98c8930d3d35 100644
--- a/arch/m68k/include/asm/unaligned.h
+++ b/arch/m68k/include/asm/unaligned.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M68K_UNALIGNED_H
#define _ASM_M68K_UNALIGNED_H
diff --git a/arch/m68k/include/asm/unistd.h b/arch/m68k/include/asm/unistd.h
index aab1edd0d4ba..30d0d3fbd4ef 100644
--- a/arch/m68k/include/asm/unistd.h
+++ b/arch/m68k/include/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M68K_UNISTD_H_
#define _ASM_M68K_UNISTD_H_
diff --git a/arch/m68k/include/asm/user.h b/arch/m68k/include/asm/user.h
index f1f478d6e050..509d555977c8 100644
--- a/arch/m68k/include/asm/user.h
+++ b/arch/m68k/include/asm/user.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_USER_H
#define _M68K_USER_H
diff --git a/arch/m68k/include/asm/vga.h b/arch/m68k/include/asm/vga.h
index d3aa1401e7aa..010a624d1b39 100644
--- a/arch/m68k/include/asm/vga.h
+++ b/arch/m68k/include/asm/vga.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M68K_VGA_H
#define _ASM_M68K_VGA_H
diff --git a/arch/m68k/include/asm/virtconvert.h b/arch/m68k/include/asm/virtconvert.h
index b8a82fb1cef8..4aea6be7b220 100644
--- a/arch/m68k/include/asm/virtconvert.h
+++ b/arch/m68k/include/asm/virtconvert.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __VIRT_CONVERT__
#define __VIRT_CONVERT__
diff --git a/arch/m68k/include/asm/zorro.h b/arch/m68k/include/asm/zorro.h
index 5ce97c22b582..96f64bf7bcaa 100644
--- a/arch/m68k/include/asm/zorro.h
+++ b/arch/m68k/include/asm/zorro.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_M68K_ZORRO_H
#define _ASM_M68K_ZORRO_H
diff --git a/arch/m68k/include/uapi/asm/a.out.h b/arch/m68k/include/uapi/asm/a.out.h
index 3885fe43432a..3eb24fd8b810 100644
--- a/arch/m68k/include/uapi/asm/a.out.h
+++ b/arch/m68k/include/uapi/asm/a.out.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __M68K_A_OUT_H__
#define __M68K_A_OUT_H__
diff --git a/arch/m68k/include/uapi/asm/bootinfo-amiga.h b/arch/m68k/include/uapi/asm/bootinfo-amiga.h
index daad3c58d2da..69bf4dda341e 100644
--- a/arch/m68k/include/uapi/asm/bootinfo-amiga.h
+++ b/arch/m68k/include/uapi/asm/bootinfo-amiga.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
** asm/bootinfo-amiga.h -- Amiga-specific boot information definitions
*/
diff --git a/arch/m68k/include/uapi/asm/bootinfo-apollo.h b/arch/m68k/include/uapi/asm/bootinfo-apollo.h
index a93e0af1c6fe..c226f7957938 100644
--- a/arch/m68k/include/uapi/asm/bootinfo-apollo.h
+++ b/arch/m68k/include/uapi/asm/bootinfo-apollo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
** asm/bootinfo-apollo.h -- Apollo-specific boot information definitions
*/
diff --git a/arch/m68k/include/uapi/asm/bootinfo-atari.h b/arch/m68k/include/uapi/asm/bootinfo-atari.h
index a817854049bb..f2218a090fdb 100644
--- a/arch/m68k/include/uapi/asm/bootinfo-atari.h
+++ b/arch/m68k/include/uapi/asm/bootinfo-atari.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
** asm/bootinfo-atari.h -- Atari-specific boot information definitions
*/
diff --git a/arch/m68k/include/uapi/asm/bootinfo-hp300.h b/arch/m68k/include/uapi/asm/bootinfo-hp300.h
index c90cb71ed89a..2141c4f5f0a7 100644
--- a/arch/m68k/include/uapi/asm/bootinfo-hp300.h
+++ b/arch/m68k/include/uapi/asm/bootinfo-hp300.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
** asm/bootinfo-hp300.h -- HP9000/300-specific boot information definitions
*/
diff --git a/arch/m68k/include/uapi/asm/bootinfo-mac.h b/arch/m68k/include/uapi/asm/bootinfo-mac.h
index b44ff73898a9..449928cfcbf2 100644
--- a/arch/m68k/include/uapi/asm/bootinfo-mac.h
+++ b/arch/m68k/include/uapi/asm/bootinfo-mac.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
** asm/bootinfo-mac.h -- Macintosh-specific boot information definitions
*/
diff --git a/arch/m68k/include/uapi/asm/bootinfo-q40.h b/arch/m68k/include/uapi/asm/bootinfo-q40.h
index c79fea7e555b..78bda04bf788 100644
--- a/arch/m68k/include/uapi/asm/bootinfo-q40.h
+++ b/arch/m68k/include/uapi/asm/bootinfo-q40.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
** asm/bootinfo-q40.h -- Q40-specific boot information definitions
*/
diff --git a/arch/m68k/include/uapi/asm/bootinfo-vme.h b/arch/m68k/include/uapi/asm/bootinfo-vme.h
index a135eb41d672..f36a09ab5e79 100644
--- a/arch/m68k/include/uapi/asm/bootinfo-vme.h
+++ b/arch/m68k/include/uapi/asm/bootinfo-vme.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
** asm/bootinfo-vme.h -- VME-specific boot information definitions
*/
diff --git a/arch/m68k/include/uapi/asm/bootinfo.h b/arch/m68k/include/uapi/asm/bootinfo.h
index a48cf544c762..38d3140381fa 100644
--- a/arch/m68k/include/uapi/asm/bootinfo.h
+++ b/arch/m68k/include/uapi/asm/bootinfo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* asm/bootinfo.h -- Definition of the Linux/m68k boot information structure
*
diff --git a/arch/m68k/include/uapi/asm/byteorder.h b/arch/m68k/include/uapi/asm/byteorder.h
index 31b260a88803..1fb5732f4a91 100644
--- a/arch/m68k/include/uapi/asm/byteorder.h
+++ b/arch/m68k/include/uapi/asm/byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _M68K_BYTEORDER_H
#define _M68K_BYTEORDER_H
diff --git a/arch/m68k/include/uapi/asm/cachectl.h b/arch/m68k/include/uapi/asm/cachectl.h
index 525978e959e3..6171e246ca7b 100644
--- a/arch/m68k/include/uapi/asm/cachectl.h
+++ b/arch/m68k/include/uapi/asm/cachectl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _M68K_CACHECTL_H
#define _M68K_CACHECTL_H
diff --git a/arch/m68k/include/uapi/asm/fcntl.h b/arch/m68k/include/uapi/asm/fcntl.h
index 1c369b20dc45..c6861e6ee313 100644
--- a/arch/m68k/include/uapi/asm/fcntl.h
+++ b/arch/m68k/include/uapi/asm/fcntl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _M68K_FCNTL_H
#define _M68K_FCNTL_H
diff --git a/arch/m68k/include/uapi/asm/ioctls.h b/arch/m68k/include/uapi/asm/ioctls.h
index 1332bb4ca5b0..d92d7c7786bf 100644
--- a/arch/m68k/include/uapi/asm/ioctls.h
+++ b/arch/m68k/include/uapi/asm/ioctls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ARCH_M68K_IOCTLS_H__
#define __ARCH_M68K_IOCTLS_H__
diff --git a/arch/m68k/include/uapi/asm/param.h b/arch/m68k/include/uapi/asm/param.h
index 36265ccf5c7b..726b2e7ec70d 100644
--- a/arch/m68k/include/uapi/asm/param.h
+++ b/arch/m68k/include/uapi/asm/param.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _M68K_PARAM_H
#define _M68K_PARAM_H
diff --git a/arch/m68k/include/uapi/asm/poll.h b/arch/m68k/include/uapi/asm/poll.h
index f080fcdb61bf..c3e3fcc15e1d 100644
--- a/arch/m68k/include/uapi/asm/poll.h
+++ b/arch/m68k/include/uapi/asm/poll.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __m68k_POLL_H
#define __m68k_POLL_H
diff --git a/arch/m68k/include/uapi/asm/posix_types.h b/arch/m68k/include/uapi/asm/posix_types.h
index cf4dbf70fdc7..10a65149b5f2 100644
--- a/arch/m68k/include/uapi/asm/posix_types.h
+++ b/arch/m68k/include/uapi/asm/posix_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ARCH_M68K_POSIX_TYPES_H
#define __ARCH_M68K_POSIX_TYPES_H
diff --git a/arch/m68k/include/uapi/asm/ptrace.h b/arch/m68k/include/uapi/asm/ptrace.h
index caf92fd34939..19a1b9d0d858 100644
--- a/arch/m68k/include/uapi/asm/ptrace.h
+++ b/arch/m68k/include/uapi/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_M68K_PTRACE_H
#define _UAPI_M68K_PTRACE_H
diff --git a/arch/m68k/include/uapi/asm/setup.h b/arch/m68k/include/uapi/asm/setup.h
index 6a6dc636761e..25fe26d5597c 100644
--- a/arch/m68k/include/uapi/asm/setup.h
+++ b/arch/m68k/include/uapi/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
** asm/setup.h -- Definition of the Linux/m68k setup information
**
diff --git a/arch/m68k/include/uapi/asm/sigcontext.h b/arch/m68k/include/uapi/asm/sigcontext.h
index 523db2a51cf3..6cc8421c8a73 100644
--- a/arch/m68k/include/uapi/asm/sigcontext.h
+++ b/arch/m68k/include/uapi/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_M68k_SIGCONTEXT_H
#define _ASM_M68k_SIGCONTEXT_H
diff --git a/arch/m68k/include/uapi/asm/signal.h b/arch/m68k/include/uapi/asm/signal.h
index cba6f858bb46..915cc755a184 100644
--- a/arch/m68k/include/uapi/asm/signal.h
+++ b/arch/m68k/include/uapi/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_M68K_SIGNAL_H
#define _UAPI_M68K_SIGNAL_H
diff --git a/arch/m68k/include/uapi/asm/stat.h b/arch/m68k/include/uapi/asm/stat.h
index dd38bc2e9f98..1e15e6517b9c 100644
--- a/arch/m68k/include/uapi/asm/stat.h
+++ b/arch/m68k/include/uapi/asm/stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _M68K_STAT_H
#define _M68K_STAT_H
diff --git a/arch/m68k/include/uapi/asm/swab.h b/arch/m68k/include/uapi/asm/swab.h
index b7b37a40defc..9ef4fafba7d4 100644
--- a/arch/m68k/include/uapi/asm/swab.h
+++ b/arch/m68k/include/uapi/asm/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _M68K_SWAB_H
#define _M68K_SWAB_H
diff --git a/arch/m68k/include/uapi/asm/unistd.h b/arch/m68k/include/uapi/asm/unistd.h
index 25589f5b8669..de3054f8a681 100644
--- a/arch/m68k/include/uapi/asm/unistd.h
+++ b/arch/m68k/include/uapi/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_M68K_UNISTD_H_
#define _UAPI_ASM_M68K_UNISTD_H_
diff --git a/arch/m68k/kernel/Makefile b/arch/m68k/kernel/Makefile
index 74c898ced8cc..dbac7f8743fc 100644
--- a/arch/m68k/kernel/Makefile
+++ b/arch/m68k/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/m68k/kernel/asm-offsets.c b/arch/m68k/kernel/asm-offsets.c
index 3a386341aa6e..ccea355052ef 100644
--- a/arch/m68k/kernel/asm-offsets.c
+++ b/arch/m68k/kernel/asm-offsets.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This program is used to generate definitions needed by
* assembly language modules.
diff --git a/arch/m68k/kernel/bootinfo_proc.c b/arch/m68k/kernel/bootinfo_proc.c
index 2a33a9645ad8..3b9cab84917d 100644
--- a/arch/m68k/kernel/bootinfo_proc.c
+++ b/arch/m68k/kernel/bootinfo_proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Based on arch/arm/kernel/atags_proc.c
*/
diff --git a/arch/m68k/kernel/machine_kexec.c b/arch/m68k/kernel/machine_kexec.c
index d4affc917d9d..206f84983120 100644
--- a/arch/m68k/kernel/machine_kexec.c
+++ b/arch/m68k/kernel/machine_kexec.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* machine_kexec.c - handle transition of Linux booting another kernel
*/
diff --git a/arch/m68k/kernel/process.c b/arch/m68k/kernel/process.c
index 7df92f8b0781..4e77a06735c1 100644
--- a/arch/m68k/kernel/process.c
+++ b/arch/m68k/kernel/process.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m68k/kernel/process.c
*
diff --git a/arch/m68k/kernel/relocate_kernel.S b/arch/m68k/kernel/relocate_kernel.S
index 3e09a89067ad..ab0f1e7d4653 100644
--- a/arch/m68k/kernel/relocate_kernel.S
+++ b/arch/m68k/kernel/relocate_kernel.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/asm-offsets.h>
diff --git a/arch/m68k/kernel/setup.c b/arch/m68k/kernel/setup.c
index 4bf129f1d2e2..854e09f403e7 100644
--- a/arch/m68k/kernel/setup.c
+++ b/arch/m68k/kernel/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#ifdef CONFIG_MMU
#include "setup_mm.c"
#else
diff --git a/arch/m68k/kernel/setup_mm.c b/arch/m68k/kernel/setup_mm.c
index 7a2c21212820..657a9843ebfa 100644
--- a/arch/m68k/kernel/setup_mm.c
+++ b/arch/m68k/kernel/setup_mm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m68k/kernel/setup.c
*
diff --git a/arch/m68k/kernel/setup_no.c b/arch/m68k/kernel/setup_no.c
index 8afe6f651c1c..a98af1018201 100644
--- a/arch/m68k/kernel/setup_no.c
+++ b/arch/m68k/kernel/setup_no.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m68knommu/kernel/setup.c
*
diff --git a/arch/m68k/kernel/sun3-head.S b/arch/m68k/kernel/sun3-head.S
index 43036bf4aeed..faf18f4fab1f 100644
--- a/arch/m68k/kernel/sun3-head.S
+++ b/arch/m68k/kernel/sun3-head.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <linux/init.h>
diff --git a/arch/m68k/kernel/sys_m68k.c b/arch/m68k/kernel/sys_m68k.c
index 933e4815dac8..27e10af5153a 100644
--- a/arch/m68k/kernel/sys_m68k.c
+++ b/arch/m68k/kernel/sys_m68k.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m68k/kernel/sys_m68k.c
*
diff --git a/arch/m68k/kernel/syscalltable.S b/arch/m68k/kernel/syscalltable.S
index 8c9fcfafe0dd..2c8402e75f62 100644
--- a/arch/m68k/kernel/syscalltable.S
+++ b/arch/m68k/kernel/syscalltable.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2002, Greg Ungerer (gerg@snapgear.com)
*
diff --git a/arch/m68k/kernel/vmlinux-nommu.lds b/arch/m68k/kernel/vmlinux-nommu.lds
index d2c8abf1c8c4..3aa571a513b5 100644
--- a/arch/m68k/kernel/vmlinux-nommu.lds
+++ b/arch/m68k/kernel/vmlinux-nommu.lds
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* vmlinux.lds.S -- master linker script for m68knommu arch
*
diff --git a/arch/m68k/kernel/vmlinux-std.lds b/arch/m68k/kernel/vmlinux-std.lds
index 5b5ce1e4d1ed..89172b8974b9 100644
--- a/arch/m68k/kernel/vmlinux-std.lds
+++ b/arch/m68k/kernel/vmlinux-std.lds
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* ld script to make m68k Linux kernel */
#include <asm-generic/vmlinux.lds.h>
diff --git a/arch/m68k/kernel/vmlinux-sun3.lds b/arch/m68k/kernel/vmlinux-sun3.lds
index fe5ea1974b16..293990efc917 100644
--- a/arch/m68k/kernel/vmlinux-sun3.lds
+++ b/arch/m68k/kernel/vmlinux-sun3.lds
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* ld script to make m68k Linux kernel */
#include <asm-generic/vmlinux.lds.h>
diff --git a/arch/m68k/kernel/vmlinux.lds.S b/arch/m68k/kernel/vmlinux.lds.S
index 69ec79638870..d3d3c305ebc9 100644
--- a/arch/m68k/kernel/vmlinux.lds.S
+++ b/arch/m68k/kernel/vmlinux.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#if defined(CONFIG_MMU) && !defined(CONFIG_COLDFIRE)
PHDRS
{
diff --git a/arch/m68k/lib/Makefile b/arch/m68k/lib/Makefile
index fcd8eb1d7c7d..eca17f14b4d5 100644
--- a/arch/m68k/lib/Makefile
+++ b/arch/m68k/lib/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for m68k-specific library files..
diff --git a/arch/m68k/mac/baboon.c b/arch/m68k/mac/baboon.c
index 514acde3cd40..850f0dc284ca 100644
--- a/arch/m68k/mac/baboon.c
+++ b/arch/m68k/mac/baboon.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Baboon Custom IC Management
*
diff --git a/arch/m68k/mac/mac_penguin.S b/arch/m68k/mac/mac_penguin.S
index b3ce30b6071d..359e63bb632d 100644
--- a/arch/m68k/mac/mac_penguin.S
+++ b/arch/m68k/mac/mac_penguin.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.byte \
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,\
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0F,0xFF,0xFF,0xFF,0xFF,0xF0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,\
diff --git a/arch/m68k/mac/macboing.c b/arch/m68k/mac/macboing.c
index ffaa1f6439ae..fa2b9604fd24 100644
--- a/arch/m68k/mac/macboing.c
+++ b/arch/m68k/mac/macboing.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Mac bong noise generator. Note - we ought to put a boingy noise
* here 8)
diff --git a/arch/m68k/mac/macints.c b/arch/m68k/mac/macints.c
index 9637dee90dac..e3575388cd05 100644
--- a/arch/m68k/mac/macints.c
+++ b/arch/m68k/mac/macints.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Macintosh interrupts
*
diff --git a/arch/m68k/mac/misc.c b/arch/m68k/mac/misc.c
index d96348a52362..4956edaac926 100644
--- a/arch/m68k/mac/misc.c
+++ b/arch/m68k/mac/misc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Miscellaneous Mac68K-specific stuff
*/
diff --git a/arch/m68k/mac/oss.c b/arch/m68k/mac/oss.c
index ca84dcf41fc9..34c0993dc689 100644
--- a/arch/m68k/mac/oss.c
+++ b/arch/m68k/mac/oss.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Operating System Services (OSS) chip handling
* Written by Joshua M. Thompson (funaho@jurai.org)
diff --git a/arch/m68k/mac/via.c b/arch/m68k/mac/via.c
index 16629e91feba..9f59a662ace5 100644
--- a/arch/m68k/mac/via.c
+++ b/arch/m68k/mac/via.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* 6522 Versatile Interface Adapter (VIA)
*
diff --git a/arch/m68k/mm/Makefile b/arch/m68k/mm/Makefile
index cfbf3205724a..b3adb5253393 100644
--- a/arch/m68k/mm/Makefile
+++ b/arch/m68k/mm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux m68k-specific parts of the memory manager.
#
diff --git a/arch/m68k/mm/cache.c b/arch/m68k/mm/cache.c
index 3d84c1f2ffb2..079e64898e6a 100644
--- a/arch/m68k/mm/cache.c
+++ b/arch/m68k/mm/cache.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m68k/mm/cache.c
*
diff --git a/arch/m68k/mm/fault.c b/arch/m68k/mm/fault.c
index 2795e4ca09d7..127d7c1f2090 100644
--- a/arch/m68k/mm/fault.c
+++ b/arch/m68k/mm/fault.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m68k/mm/fault.c
*
diff --git a/arch/m68k/mm/hwtest.c b/arch/m68k/mm/hwtest.c
index fb8be4dd38c4..fe99aa99987e 100644
--- a/arch/m68k/mm/hwtest.c
+++ b/arch/m68k/mm/hwtest.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Tests for presence or absence of hardware registers.
* This code was originally in atari/config.c, but I noticed
* that it was also in drivers/nubus/nubus.c and I wanted to
diff --git a/arch/m68k/mm/init.c b/arch/m68k/mm/init.c
index a6ffead9bef5..e85acd131fa8 100644
--- a/arch/m68k/mm/init.c
+++ b/arch/m68k/mm/init.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m68k/mm/init.c
*
diff --git a/arch/m68k/mm/kmap.c b/arch/m68k/mm/kmap.c
index 6e4955bc542b..c2a38321c96d 100644
--- a/arch/m68k/mm/kmap.c
+++ b/arch/m68k/mm/kmap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m68k/mm/kmap.c
*
diff --git a/arch/m68k/mm/mcfmmu.c b/arch/m68k/mm/mcfmmu.c
index 87131cd3bc8f..8d1408583cf4 100644
--- a/arch/m68k/mm/mcfmmu.c
+++ b/arch/m68k/mm/mcfmmu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Based upon linux/arch/m68k/mm/sun3mmu.c
* Based upon linux/arch/ppc/mm/mmu_context.c
diff --git a/arch/m68k/mm/memory.c b/arch/m68k/mm/memory.c
index 4902b681a9fc..b86a2e21693b 100644
--- a/arch/m68k/mm/memory.c
+++ b/arch/m68k/mm/memory.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m68k/mm/memory.c
*
diff --git a/arch/m68k/mm/motorola.c b/arch/m68k/mm/motorola.c
index 7cb72dbc2eaa..e490ecc7842c 100644
--- a/arch/m68k/mm/motorola.c
+++ b/arch/m68k/mm/motorola.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m68k/mm/motorola.c
*
diff --git a/arch/m68k/mm/sun3mmu.c b/arch/m68k/mm/sun3mmu.c
index 177d776de1a0..4a9979908357 100644
--- a/arch/m68k/mm/sun3mmu.c
+++ b/arch/m68k/mm/sun3mmu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m68k/mm/sun3mmu.c
*
diff --git a/arch/m68k/mvme16x/rtc.c b/arch/m68k/mvme16x/rtc.c
index 7b24577a7bd0..ccbaae1125e6 100644
--- a/arch/m68k/mvme16x/rtc.c
+++ b/arch/m68k/mvme16x/rtc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Real Time Clock interface for Linux on the MVME16x
*
diff --git a/arch/m68k/sun3/dvma.c b/arch/m68k/sun3/dvma.c
index ca02ee25894c..5f92c72b05c3 100644
--- a/arch/m68k/sun3/dvma.c
+++ b/arch/m68k/sun3/dvma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m68k/sun3/dvma.c
*
diff --git a/arch/m68k/sun3/idprom.c b/arch/m68k/sun3/idprom.c
index 9c23f506d60d..1ace5353d78f 100644
--- a/arch/m68k/sun3/idprom.c
+++ b/arch/m68k/sun3/idprom.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* idprom.c: Routines to load the idprom into kernel addresses and
* interpret the data contained within.
diff --git a/arch/m68k/sun3/leds.c b/arch/m68k/sun3/leds.c
index aad2e0a0682e..7c67b58ebf13 100644
--- a/arch/m68k/sun3/leds.c
+++ b/arch/m68k/sun3/leds.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <asm/contregs.h>
#include <asm/sun3mmu.h>
#include <asm/io.h>
diff --git a/arch/m68k/sun3/mmu_emu.c b/arch/m68k/sun3/mmu_emu.c
index 7fdc61525e0b..d30da12a1702 100644
--- a/arch/m68k/sun3/mmu_emu.c
+++ b/arch/m68k/sun3/mmu_emu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
** Tablewalk MMU emulator
**
diff --git a/arch/m68k/sun3/prom/console.c b/arch/m68k/sun3/prom/console.c
index e92364373b07..eb4f6c903fb8 100644
--- a/arch/m68k/sun3/prom/console.c
+++ b/arch/m68k/sun3/prom/console.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* console.c: Routines that deal with sending and receiving IO
* to/from the current console device using the PROM.
diff --git a/arch/m68k/sun3/prom/init.c b/arch/m68k/sun3/prom/init.c
index eeba067d565f..0c6d99df6aee 100644
--- a/arch/m68k/sun3/prom/init.c
+++ b/arch/m68k/sun3/prom/init.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* init.c: Initialize internal variables used by the PROM
* library functions.
diff --git a/arch/m68k/sun3/prom/misc.c b/arch/m68k/sun3/prom/misc.c
index 3d60e1337f75..b8c95940d089 100644
--- a/arch/m68k/sun3/prom/misc.c
+++ b/arch/m68k/sun3/prom/misc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* misc.c: Miscellaneous prom functions that don't belong
* anywhere else.
diff --git a/arch/m68k/sun3/prom/printf.c b/arch/m68k/sun3/prom/printf.c
index 5b82bea03493..b6724cc66795 100644
--- a/arch/m68k/sun3/prom/printf.c
+++ b/arch/m68k/sun3/prom/printf.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* printf.c: Internal prom library printf facility.
*
diff --git a/arch/m68k/sun3/sun3dvma.c b/arch/m68k/sun3/sun3dvma.c
index d36bd15f9fdc..8546922adb47 100644
--- a/arch/m68k/sun3/sun3dvma.c
+++ b/arch/m68k/sun3/sun3dvma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m68k/sun3/sun3dvma.c
*
diff --git a/arch/m68k/sun3x/config.c b/arch/m68k/sun3x/config.c
index 0532d64d191e..33d3a1c6fba0 100644
--- a/arch/m68k/sun3x/config.c
+++ b/arch/m68k/sun3x/config.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Setup kernel for a Sun3x machine
*
diff --git a/arch/m68k/sun3x/dvma.c b/arch/m68k/sun3x/dvma.c
index 9413c8724b0d..b2acbc862f60 100644
--- a/arch/m68k/sun3x/dvma.c
+++ b/arch/m68k/sun3x/dvma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Virtual DMA allocation
*
diff --git a/arch/m68k/sun3x/prom.c b/arch/m68k/sun3x/prom.c
index 5d60e65c1ee5..be14c899ab7d 100644
--- a/arch/m68k/sun3x/prom.c
+++ b/arch/m68k/sun3x/prom.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Prom access routines for the sun3x */
#include <linux/types.h>
diff --git a/arch/m68k/sun3x/time.c b/arch/m68k/sun3x/time.c
index 431d3c4306dd..7a2c53d9f779 100644
--- a/arch/m68k/sun3x/time.c
+++ b/arch/m68k/sun3x/time.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/m68k/sun3x/time.c
*
diff --git a/arch/m68k/sun3x/time.h b/arch/m68k/sun3x/time.h
index a4f9126be7e2..496f406412ad 100644
--- a/arch/m68k/sun3x/time.h
+++ b/arch/m68k/sun3x/time.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef SUN3X_TIME_H
#define SUN3X_TIME_H
diff --git a/arch/m68k/tools/amiga/Makefile b/arch/m68k/tools/amiga/Makefile
index 113436136089..e6425b367ca8 100644
--- a/arch/m68k/tools/amiga/Makefile
+++ b/arch/m68k/tools/amiga/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
CC = m68k-cbm-amigados-gcc
CFLAGS = -Wall -O2
diff --git a/arch/metag/Kconfig b/arch/metag/Kconfig
index 7d8b322e5101..c7b62a339539 100644
--- a/arch/metag/Kconfig
+++ b/arch/metag/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config METAG
def_bool y
select EMBEDDED
diff --git a/arch/metag/Kconfig.debug b/arch/metag/Kconfig.debug
index cb5c92860540..ac4516c605db 100644
--- a/arch/metag/Kconfig.debug
+++ b/arch/metag/Kconfig.debug
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Kernel hacking"
config TRACE_IRQFLAGS_SUPPORT
diff --git a/arch/metag/Kconfig.soc b/arch/metag/Kconfig.soc
index 50f979c2b02d..c521f0e00d8e 100644
--- a/arch/metag/Kconfig.soc
+++ b/arch/metag/Kconfig.soc
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
choice
prompt "SoC Type"
default META21_FPGA
diff --git a/arch/metag/boot/dts/Makefile b/arch/metag/boot/dts/Makefile
index 097c6da4547f..ad5dde558db1 100644
--- a/arch/metag/boot/dts/Makefile
+++ b/arch/metag/boot/dts/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dtb-y += skeleton.dtb
dtb-y += tz1090_generic.dtb
diff --git a/arch/metag/boot/dts/skeleton.dtsi b/arch/metag/boot/dts/skeleton.dtsi
index 78229eacced7..43e2ffe73c27 100644
--- a/arch/metag/boot/dts/skeleton.dtsi
+++ b/arch/metag/boot/dts/skeleton.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Skeleton device tree; the bare minimum needed to boot; just include and
* add a compatible value. The bootloader will typically populate the memory
diff --git a/arch/metag/include/asm/atomic.h b/arch/metag/include/asm/atomic.h
index 8ff0a70865f6..97ae189c2dd8 100644
--- a/arch/metag/include/asm/atomic.h
+++ b/arch/metag/include/asm/atomic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_ATOMIC_H
#define __ASM_METAG_ATOMIC_H
diff --git a/arch/metag/include/asm/atomic_lnkget.h b/arch/metag/include/asm/atomic_lnkget.h
index def2c642f053..17e8c61c946d 100644
--- a/arch/metag/include/asm/atomic_lnkget.h
+++ b/arch/metag/include/asm/atomic_lnkget.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_ATOMIC_LNKGET_H
#define __ASM_METAG_ATOMIC_LNKGET_H
diff --git a/arch/metag/include/asm/atomic_lock1.h b/arch/metag/include/asm/atomic_lock1.h
index eee779f26cc4..2ce8fa3a79c2 100644
--- a/arch/metag/include/asm/atomic_lock1.h
+++ b/arch/metag/include/asm/atomic_lock1.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_ATOMIC_LOCK1_H
#define __ASM_METAG_ATOMIC_LOCK1_H
diff --git a/arch/metag/include/asm/barrier.h b/arch/metag/include/asm/barrier.h
index 5418517aa5eb..2661fec5696a 100644
--- a/arch/metag/include/asm/barrier.h
+++ b/arch/metag/include/asm/barrier.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_METAG_BARRIER_H
#define _ASM_METAG_BARRIER_H
diff --git a/arch/metag/include/asm/bitops.h b/arch/metag/include/asm/bitops.h
index 2671134ee745..766ad43010ad 100644
--- a/arch/metag/include/asm/bitops.h
+++ b/arch/metag/include/asm/bitops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_BITOPS_H
#define __ASM_METAG_BITOPS_H
diff --git a/arch/metag/include/asm/bug.h b/arch/metag/include/asm/bug.h
index 9f8967f10f8c..ee07a943f931 100644
--- a/arch/metag/include/asm/bug.h
+++ b/arch/metag/include/asm/bug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_METAG_BUG_H
#define _ASM_METAG_BUG_H
diff --git a/arch/metag/include/asm/cache.h b/arch/metag/include/asm/cache.h
index a43b650cfdc0..b5df02239c8d 100644
--- a/arch/metag/include/asm/cache.h
+++ b/arch/metag/include/asm/cache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_CACHE_H
#define __ASM_METAG_CACHE_H
diff --git a/arch/metag/include/asm/cacheflush.h b/arch/metag/include/asm/cacheflush.h
index 7787ec5e3ed0..2584a51eca1a 100644
--- a/arch/metag/include/asm/cacheflush.h
+++ b/arch/metag/include/asm/cacheflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _METAG_CACHEFLUSH_H
#define _METAG_CACHEFLUSH_H
diff --git a/arch/metag/include/asm/cachepart.h b/arch/metag/include/asm/cachepart.h
index cf6b44e916b5..79411e977586 100644
--- a/arch/metag/include/asm/cachepart.h
+++ b/arch/metag/include/asm/cachepart.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Meta cache partition manipulation.
*
diff --git a/arch/metag/include/asm/checksum.h b/arch/metag/include/asm/checksum.h
index f65fe83b1730..6533d14e9789 100644
--- a/arch/metag/include/asm/checksum.h
+++ b/arch/metag/include/asm/checksum.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _METAG_CHECKSUM_H
#define _METAG_CHECKSUM_H
diff --git a/arch/metag/include/asm/cmpxchg.h b/arch/metag/include/asm/cmpxchg.h
index be29e3e44321..68c4ab1466fd 100644
--- a/arch/metag/include/asm/cmpxchg.h
+++ b/arch/metag/include/asm/cmpxchg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_CMPXCHG_H
#define __ASM_METAG_CMPXCHG_H
diff --git a/arch/metag/include/asm/cmpxchg_irq.h b/arch/metag/include/asm/cmpxchg_irq.h
index 649573168b05..5255e37f8496 100644
--- a/arch/metag/include/asm/cmpxchg_irq.h
+++ b/arch/metag/include/asm/cmpxchg_irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_CMPXCHG_IRQ_H
#define __ASM_METAG_CMPXCHG_IRQ_H
diff --git a/arch/metag/include/asm/cmpxchg_lnkget.h b/arch/metag/include/asm/cmpxchg_lnkget.h
index 2369ad394876..c69be00a4739 100644
--- a/arch/metag/include/asm/cmpxchg_lnkget.h
+++ b/arch/metag/include/asm/cmpxchg_lnkget.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_CMPXCHG_LNKGET_H
#define __ASM_METAG_CMPXCHG_LNKGET_H
diff --git a/arch/metag/include/asm/cmpxchg_lock1.h b/arch/metag/include/asm/cmpxchg_lock1.h
index fd6850474969..5976e39db2b4 100644
--- a/arch/metag/include/asm/cmpxchg_lock1.h
+++ b/arch/metag/include/asm/cmpxchg_lock1.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_CMPXCHG_LOCK1_H
#define __ASM_METAG_CMPXCHG_LOCK1_H
diff --git a/arch/metag/include/asm/core_reg.h b/arch/metag/include/asm/core_reg.h
index bdbc3a51f31c..ca70a0a29b61 100644
--- a/arch/metag/include/asm/core_reg.h
+++ b/arch/metag/include/asm/core_reg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_CORE_REG_H_
#define __ASM_METAG_CORE_REG_H_
diff --git a/arch/metag/include/asm/cpu.h b/arch/metag/include/asm/cpu.h
index decf12969268..9dac67de4748 100644
--- a/arch/metag/include/asm/cpu.h
+++ b/arch/metag/include/asm/cpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_METAG_CPU_H
#define _ASM_METAG_CPU_H
diff --git a/arch/metag/include/asm/da.h b/arch/metag/include/asm/da.h
index 81bd5212fb03..901daa540e6e 100644
--- a/arch/metag/include/asm/da.h
+++ b/arch/metag/include/asm/da.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Meta DA JTAG debugger control.
*
diff --git a/arch/metag/include/asm/delay.h b/arch/metag/include/asm/delay.h
index 9c92f996957a..fd73d3d5d294 100644
--- a/arch/metag/include/asm/delay.h
+++ b/arch/metag/include/asm/delay.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _METAG_DELAY_H
#define _METAG_DELAY_H
diff --git a/arch/metag/include/asm/div64.h b/arch/metag/include/asm/div64.h
index 0fdd11676212..e3686d2ae20e 100644
--- a/arch/metag/include/asm/div64.h
+++ b/arch/metag/include/asm/div64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_DIV64_H__
#define __ASM_DIV64_H__
diff --git a/arch/metag/include/asm/dma-mapping.h b/arch/metag/include/asm/dma-mapping.h
index ea573be2b6d0..7465ce54a4a9 100644
--- a/arch/metag/include/asm/dma-mapping.h
+++ b/arch/metag/include/asm/dma-mapping.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_METAG_DMA_MAPPING_H
#define _ASM_METAG_DMA_MAPPING_H
diff --git a/arch/metag/include/asm/elf.h b/arch/metag/include/asm/elf.h
index 87b0cf1e0acb..a6c33800ba66 100644
--- a/arch/metag/include/asm/elf.h
+++ b/arch/metag/include/asm/elf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_ELF_H
#define __ASM_METAG_ELF_H
diff --git a/arch/metag/include/asm/ftrace.h b/arch/metag/include/asm/ftrace.h
index a2269d60a945..b1c8c76fb772 100644
--- a/arch/metag/include/asm/ftrace.h
+++ b/arch/metag/include/asm/ftrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_METAG_FTRACE
#define _ASM_METAG_FTRACE
diff --git a/arch/metag/include/asm/global_lock.h b/arch/metag/include/asm/global_lock.h
index fc831c88c22a..4d3da9682233 100644
--- a/arch/metag/include/asm/global_lock.h
+++ b/arch/metag/include/asm/global_lock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_GLOBAL_LOCK_H
#define __ASM_METAG_GLOBAL_LOCK_H
diff --git a/arch/metag/include/asm/highmem.h b/arch/metag/include/asm/highmem.h
index 9b1d172cd884..8b0dfd684e15 100644
--- a/arch/metag/include/asm/highmem.h
+++ b/arch/metag/include/asm/highmem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_HIGHMEM_H
#define _ASM_HIGHMEM_H
diff --git a/arch/metag/include/asm/hugetlb.h b/arch/metag/include/asm/hugetlb.h
index 905ed422dbeb..1607363d2639 100644
--- a/arch/metag/include/asm/hugetlb.h
+++ b/arch/metag/include/asm/hugetlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_METAG_HUGETLB_H
#define _ASM_METAG_HUGETLB_H
diff --git a/arch/metag/include/asm/hwthread.h b/arch/metag/include/asm/hwthread.h
index 8f9786619b1d..8d2171da5414 100644
--- a/arch/metag/include/asm/hwthread.h
+++ b/arch/metag/include/asm/hwthread.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2008 Imagination Technologies
*/
diff --git a/arch/metag/include/asm/io.h b/arch/metag/include/asm/io.h
index 9890f21eadbe..71cd2bc54718 100644
--- a/arch/metag/include/asm/io.h
+++ b/arch/metag/include/asm/io.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_METAG_IO_H
#define _ASM_METAG_IO_H
diff --git a/arch/metag/include/asm/irq.h b/arch/metag/include/asm/irq.h
index 6ac6d4a051dd..cb02c29935a4 100644
--- a/arch/metag/include/asm/irq.h
+++ b/arch/metag/include/asm/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_IRQ_H
#define __ASM_METAG_IRQ_H
diff --git a/arch/metag/include/asm/irqflags.h b/arch/metag/include/asm/irqflags.h
index 339b16f062eb..e2fe34acb93b 100644
--- a/arch/metag/include/asm/irqflags.h
+++ b/arch/metag/include/asm/irqflags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* IRQ flags handling
*
diff --git a/arch/metag/include/asm/l2cache.h b/arch/metag/include/asm/l2cache.h
index bffbeaa4d93b..f260b158b8fe 100644
--- a/arch/metag/include/asm/l2cache.h
+++ b/arch/metag/include/asm/l2cache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _METAG_L2CACHE_H
#define _METAG_L2CACHE_H
diff --git a/arch/metag/include/asm/linkage.h b/arch/metag/include/asm/linkage.h
index 73bf25ba4e18..3a9024ecb827 100644
--- a/arch/metag/include/asm/linkage.h
+++ b/arch/metag/include/asm/linkage.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_LINKAGE_H
#define __ASM_LINKAGE_H
diff --git a/arch/metag/include/asm/mman.h b/arch/metag/include/asm/mman.h
index 17999dba9275..dcb0d20a64fd 100644
--- a/arch/metag/include/asm/mman.h
+++ b/arch/metag/include/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __METAG_MMAN_H__
#define __METAG_MMAN_H__
diff --git a/arch/metag/include/asm/mmu.h b/arch/metag/include/asm/mmu.h
index 9c321147c0b4..cab5a01c3dcb 100644
--- a/arch/metag/include/asm/mmu.h
+++ b/arch/metag/include/asm/mmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MMU_H
#define __MMU_H
diff --git a/arch/metag/include/asm/mmu_context.h b/arch/metag/include/asm/mmu_context.h
index 2e0312748197..7b4766379622 100644
--- a/arch/metag/include/asm/mmu_context.h
+++ b/arch/metag/include/asm/mmu_context.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __METAG_MMU_CONTEXT_H
#define __METAG_MMU_CONTEXT_H
diff --git a/arch/metag/include/asm/mmzone.h b/arch/metag/include/asm/mmzone.h
index 9c88a9c65f59..8627fb532206 100644
--- a/arch/metag/include/asm/mmzone.h
+++ b/arch/metag/include/asm/mmzone.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_MMZONE_H
#define __ASM_METAG_MMZONE_H
diff --git a/arch/metag/include/asm/module.h b/arch/metag/include/asm/module.h
index e47e60941b2b..e957171c320b 100644
--- a/arch/metag/include/asm/module.h
+++ b/arch/metag/include/asm/module.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_METAG_MODULE_H
#define _ASM_METAG_MODULE_H
diff --git a/arch/metag/include/asm/page.h b/arch/metag/include/asm/page.h
index 1e8e281b8bb7..9e994d77069d 100644
--- a/arch/metag/include/asm/page.h
+++ b/arch/metag/include/asm/page.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _METAG_PAGE_H
#define _METAG_PAGE_H
diff --git a/arch/metag/include/asm/pgalloc.h b/arch/metag/include/asm/pgalloc.h
index c2caa1ee4360..0b9d95d78b61 100644
--- a/arch/metag/include/asm/pgalloc.h
+++ b/arch/metag/include/asm/pgalloc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _METAG_PGALLOC_H
#define _METAG_PGALLOC_H
diff --git a/arch/metag/include/asm/pgtable-bits.h b/arch/metag/include/asm/pgtable-bits.h
index 25ba6729f496..5f6b82282a41 100644
--- a/arch/metag/include/asm/pgtable-bits.h
+++ b/arch/metag/include/asm/pgtable-bits.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Meta page table definitions.
*/
diff --git a/arch/metag/include/asm/pgtable.h b/arch/metag/include/asm/pgtable.h
index 0c151e5af079..a3422f06c03b 100644
--- a/arch/metag/include/asm/pgtable.h
+++ b/arch/metag/include/asm/pgtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Macros and functions to manipulate Meta page tables.
*/
diff --git a/arch/metag/include/asm/processor.h b/arch/metag/include/asm/processor.h
index 8ae92d6abfd2..9a0c502cd4a0 100644
--- a/arch/metag/include/asm/processor.h
+++ b/arch/metag/include/asm/processor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2005,2006,2007,2008 Imagination Technologies
*/
diff --git a/arch/metag/include/asm/ptrace.h b/arch/metag/include/asm/ptrace.h
index fcabc18daf25..9074f254c9ca 100644
--- a/arch/metag/include/asm/ptrace.h
+++ b/arch/metag/include/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _METAG_PTRACE_H
#define _METAG_PTRACE_H
diff --git a/arch/metag/include/asm/setup.h b/arch/metag/include/asm/setup.h
index e9fdee9452b1..504621d79ef5 100644
--- a/arch/metag/include/asm/setup.h
+++ b/arch/metag/include/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_METAG_SETUP_H
#define _ASM_METAG_SETUP_H
diff --git a/arch/metag/include/asm/smp.h b/arch/metag/include/asm/smp.h
index 1d7e770f7a54..8d3683d83680 100644
--- a/arch/metag/include/asm/smp.h
+++ b/arch/metag/include/asm/smp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SMP_H
#define __ASM_SMP_H
diff --git a/arch/metag/include/asm/sparsemem.h b/arch/metag/include/asm/sparsemem.h
index 03fe255d697a..2942894bace5 100644
--- a/arch/metag/include/asm/sparsemem.h
+++ b/arch/metag/include/asm/sparsemem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_SPARSEMEM_H
#define __ASM_METAG_SPARSEMEM_H
diff --git a/arch/metag/include/asm/spinlock.h b/arch/metag/include/asm/spinlock.h
index ddf7fe5708a6..349938c35f2d 100644
--- a/arch/metag/include/asm/spinlock.h
+++ b/arch/metag/include/asm/spinlock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SPINLOCK_H
#define __ASM_SPINLOCK_H
diff --git a/arch/metag/include/asm/spinlock_lnkget.h b/arch/metag/include/asm/spinlock_lnkget.h
index ad8436feed8d..029935560b7f 100644
--- a/arch/metag/include/asm/spinlock_lnkget.h
+++ b/arch/metag/include/asm/spinlock_lnkget.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SPINLOCK_LNKGET_H
#define __ASM_SPINLOCK_LNKGET_H
diff --git a/arch/metag/include/asm/spinlock_lock1.h b/arch/metag/include/asm/spinlock_lock1.h
index c630444cffe9..12de9862d190 100644
--- a/arch/metag/include/asm/spinlock_lock1.h
+++ b/arch/metag/include/asm/spinlock_lock1.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SPINLOCK_LOCK1_H
#define __ASM_SPINLOCK_LOCK1_H
diff --git a/arch/metag/include/asm/spinlock_types.h b/arch/metag/include/asm/spinlock_types.h
index b76391405fea..cd197f1bed59 100644
--- a/arch/metag/include/asm/spinlock_types.h
+++ b/arch/metag/include/asm/spinlock_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_METAG_SPINLOCK_TYPES_H
#define _ASM_METAG_SPINLOCK_TYPES_H
diff --git a/arch/metag/include/asm/stacktrace.h b/arch/metag/include/asm/stacktrace.h
index 2830a0fe7ac9..f45e3cb2bbb5 100644
--- a/arch/metag/include/asm/stacktrace.h
+++ b/arch/metag/include/asm/stacktrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_STACKTRACE_H
#define __ASM_STACKTRACE_H
diff --git a/arch/metag/include/asm/string.h b/arch/metag/include/asm/string.h
index 53e3806eee04..86f9614d5fc6 100644
--- a/arch/metag/include/asm/string.h
+++ b/arch/metag/include/asm/string.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _METAG_STRING_H_
#define _METAG_STRING_H_
diff --git a/arch/metag/include/asm/syscalls.h b/arch/metag/include/asm/syscalls.h
index a02b95556522..eac0cf120323 100644
--- a/arch/metag/include/asm/syscalls.h
+++ b/arch/metag/include/asm/syscalls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_METAG_SYSCALLS_H
#define _ASM_METAG_SYSCALLS_H
diff --git a/arch/metag/include/asm/tcm.h b/arch/metag/include/asm/tcm.h
index 7711c317b1d2..a0a4997e4b8a 100644
--- a/arch/metag/include/asm/tcm.h
+++ b/arch/metag/include/asm/tcm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_TCM_H__
#define __ASM_TCM_H__
diff --git a/arch/metag/include/asm/thread_info.h b/arch/metag/include/asm/thread_info.h
index 32677cc278aa..554f73a77e6e 100644
--- a/arch/metag/include/asm/thread_info.h
+++ b/arch/metag/include/asm/thread_info.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* thread_info.h: Meta low-level thread information
*
* Copyright (C) 2002 David Howells (dhowells@redhat.com)
diff --git a/arch/metag/include/asm/tlb.h b/arch/metag/include/asm/tlb.h
index 048282f1cc1f..fbe6ee91e8e7 100644
--- a/arch/metag/include/asm/tlb.h
+++ b/arch/metag/include/asm/tlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_TLB_H
#define __ASM_METAG_TLB_H
diff --git a/arch/metag/include/asm/tlbflush.h b/arch/metag/include/asm/tlbflush.h
index 566acf918a64..f3e5d99a3891 100644
--- a/arch/metag/include/asm/tlbflush.h
+++ b/arch/metag/include/asm/tlbflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_TLBFLUSH_H
#define __ASM_METAG_TLBFLUSH_H
diff --git a/arch/metag/include/asm/topology.h b/arch/metag/include/asm/topology.h
index 707c7f7b6bea..df0d9e6b7f12 100644
--- a/arch/metag/include/asm/topology.h
+++ b/arch/metag/include/asm/topology.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_METAG_TOPOLOGY_H
#define _ASM_METAG_TOPOLOGY_H
diff --git a/arch/metag/include/asm/uaccess.h b/arch/metag/include/asm/uaccess.h
index 47469e26641a..a5311eb36e32 100644
--- a/arch/metag/include/asm/uaccess.h
+++ b/arch/metag/include/asm/uaccess.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __METAG_UACCESS_H
#define __METAG_UACCESS_H
diff --git a/arch/metag/include/asm/user_gateway.h b/arch/metag/include/asm/user_gateway.h
index e404c09e3b74..cf2392b95a56 100644
--- a/arch/metag/include/asm/user_gateway.h
+++ b/arch/metag/include/asm/user_gateway.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2010 Imagination Technologies
*/
diff --git a/arch/metag/include/uapi/asm/byteorder.h b/arch/metag/include/uapi/asm/byteorder.h
index 9558416d578b..e5e03ff7e20d 100644
--- a/arch/metag/include/uapi/asm/byteorder.h
+++ b/arch/metag/include/uapi/asm/byteorder.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <linux/byteorder/little_endian.h>
diff --git a/arch/metag/include/uapi/asm/ech.h b/arch/metag/include/uapi/asm/ech.h
index ac94d1cf9be4..1e09f1ea4f7f 100644
--- a/arch/metag/include/uapi/asm/ech.h
+++ b/arch/metag/include/uapi/asm/ech.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_METAG_ECH_H
#define _UAPI_METAG_ECH_H
diff --git a/arch/metag/include/uapi/asm/ptrace.h b/arch/metag/include/uapi/asm/ptrace.h
index 45d97809d33e..8ad9daa841c3 100644
--- a/arch/metag/include/uapi/asm/ptrace.h
+++ b/arch/metag/include/uapi/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_METAG_PTRACE_H
#define _UAPI_METAG_PTRACE_H
diff --git a/arch/metag/include/uapi/asm/sigcontext.h b/arch/metag/include/uapi/asm/sigcontext.h
index ef79a910c1c4..ac7e1f28d584 100644
--- a/arch/metag/include/uapi/asm/sigcontext.h
+++ b/arch/metag/include/uapi/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_METAG_SIGCONTEXT_H
#define _ASM_METAG_SIGCONTEXT_H
diff --git a/arch/metag/include/uapi/asm/siginfo.h b/arch/metag/include/uapi/asm/siginfo.h
index b2e0c8b62aef..b54ef7186ca3 100644
--- a/arch/metag/include/uapi/asm/siginfo.h
+++ b/arch/metag/include/uapi/asm/siginfo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _METAG_SIGINFO_H
#define _METAG_SIGINFO_H
diff --git a/arch/metag/include/uapi/asm/swab.h b/arch/metag/include/uapi/asm/swab.h
index 1076b3a6387a..30d696fcc237 100644
--- a/arch/metag/include/uapi/asm/swab.h
+++ b/arch/metag/include/uapi/asm/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_METAG_SWAB_H
#define __ASM_METAG_SWAB_H
diff --git a/arch/metag/include/uapi/asm/unistd.h b/arch/metag/include/uapi/asm/unistd.h
index 459b6ec15848..9f72c4cfcfb5 100644
--- a/arch/metag/include/uapi/asm/unistd.h
+++ b/arch/metag/include/uapi/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright (C) 2012 Imagination Technologies Ltd.
*
diff --git a/arch/metag/kernel/Makefile b/arch/metag/kernel/Makefile
index d7675f4a5df8..73441d8c0369 100644
--- a/arch/metag/kernel/Makefile
+++ b/arch/metag/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux/Meta kernel.
#
diff --git a/arch/metag/kernel/asm-offsets.c b/arch/metag/kernel/asm-offsets.c
index bfc9205f9647..d9b348b99ff2 100644
--- a/arch/metag/kernel/asm-offsets.c
+++ b/arch/metag/kernel/asm-offsets.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This program is used to generate definitions needed by
* assembly language modules.
diff --git a/arch/metag/kernel/cachepart.c b/arch/metag/kernel/cachepart.c
index db944c2e7d88..6e0f8a80cc96 100644
--- a/arch/metag/kernel/cachepart.c
+++ b/arch/metag/kernel/cachepart.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Meta cache partition manipulation.
*
diff --git a/arch/metag/kernel/core_reg.c b/arch/metag/kernel/core_reg.c
index 671cce8c34f2..df2833f2766f 100644
--- a/arch/metag/kernel/core_reg.c
+++ b/arch/metag/kernel/core_reg.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Support for reading and writing Meta core internal registers.
*
diff --git a/arch/metag/kernel/head.S b/arch/metag/kernel/head.S
index 713f71d1bdfe..3ed27813413e 100644
--- a/arch/metag/kernel/head.S
+++ b/arch/metag/kernel/head.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
! Copyright 2005,2006,2007,2009 Imagination Technologies
#include <linux/init.h>
diff --git a/arch/metag/kernel/irq.c b/arch/metag/kernel/irq.c
index c9939604a38f..704cf17f8370 100644
--- a/arch/metag/kernel/irq.c
+++ b/arch/metag/kernel/irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Linux/Meta general interrupt handling code
*
diff --git a/arch/metag/kernel/machines.c b/arch/metag/kernel/machines.c
index 1edf6ba193b1..e49790181051 100644
--- a/arch/metag/kernel/machines.c
+++ b/arch/metag/kernel/machines.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/metag/kernel/machines.c
*
diff --git a/arch/metag/kernel/metag_ksyms.c b/arch/metag/kernel/metag_ksyms.c
index 215c94ad63ac..e312386efb72 100644
--- a/arch/metag/kernel/metag_ksyms.c
+++ b/arch/metag/kernel/metag_ksyms.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include <linux/types.h>
diff --git a/arch/metag/kernel/perf_callchain.c b/arch/metag/kernel/perf_callchain.c
index 3e8e048040df..d325ba101de0 100644
--- a/arch/metag/kernel/perf_callchain.c
+++ b/arch/metag/kernel/perf_callchain.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Perf callchain handling code.
*
diff --git a/arch/metag/kernel/process.c b/arch/metag/kernel/process.c
index c4606ce743d2..0909834c83a7 100644
--- a/arch/metag/kernel/process.c
+++ b/arch/metag/kernel/process.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2005,2006,2007,2008,2009,2010,2011 Imagination Technologies
*
diff --git a/arch/metag/kernel/signal.c b/arch/metag/kernel/signal.c
index 338925d808e6..e64e8b0a9363 100644
--- a/arch/metag/kernel/signal.c
+++ b/arch/metag/kernel/signal.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1991,1992 Linus Torvalds
* Copyright (C) 2005-2012 Imagination Technologies Ltd.
diff --git a/arch/metag/kernel/sys_metag.c b/arch/metag/kernel/sys_metag.c
index efe833a452f7..27d96499dd38 100644
--- a/arch/metag/kernel/sys_metag.c
+++ b/arch/metag/kernel/sys_metag.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This file contains various random system calls that
* have a non-standard calling sequence on the Linux/Meta
diff --git a/arch/metag/kernel/tbiunexp.S b/arch/metag/kernel/tbiunexp.S
index 907bbe0b2e68..2664808086c7 100644
--- a/arch/metag/kernel/tbiunexp.S
+++ b/arch/metag/kernel/tbiunexp.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Pass a breakpoint through to Codescape */
#include <asm/tbx.h>
diff --git a/arch/metag/kernel/tcm.c b/arch/metag/kernel/tcm.c
index 5d102b31ce84..1d7b4e33b114 100644
--- a/arch/metag/kernel/tcm.c
+++ b/arch/metag/kernel/tcm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2010 Imagination Technologies Ltd.
*/
diff --git a/arch/metag/kernel/time.c b/arch/metag/kernel/time.c
index f1c8c53dace7..1e809e3b43d1 100644
--- a/arch/metag/kernel/time.c
+++ b/arch/metag/kernel/time.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2005-2013 Imagination Technologies Ltd.
*
diff --git a/arch/metag/kernel/user_gateway.S b/arch/metag/kernel/user_gateway.S
index 7167f3e8db6b..7833fb8f9ddd 100644
--- a/arch/metag/kernel/user_gateway.S
+++ b/arch/metag/kernel/user_gateway.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2010 Imagination Technologies Ltd.
*
diff --git a/arch/metag/kernel/vmlinux.lds.S b/arch/metag/kernel/vmlinux.lds.S
index e6c700eaf207..1efadae2ea8e 100644
--- a/arch/metag/kernel/vmlinux.lds.S
+++ b/arch/metag/kernel/vmlinux.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* ld script to make Meta Linux kernel */
#include <asm/thread_info.h>
diff --git a/arch/metag/lib/Makefile b/arch/metag/lib/Makefile
index a41d24e270e6..3982850d692c 100644
--- a/arch/metag/lib/Makefile
+++ b/arch/metag/lib/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for Meta-specific library files.
#
diff --git a/arch/metag/lib/ashldi3.S b/arch/metag/lib/ashldi3.S
index 78d6974cffef..5055df9e5c7b 100644
--- a/arch/metag/lib/ashldi3.S
+++ b/arch/metag/lib/ashldi3.S
@@ -1,3 +1,4 @@
+! SPDX-License-Identifier: GPL-2.0
! Copyright (C) 2012 by Imagination Technologies Ltd.
!
! 64-bit arithmetic shift left routine.
diff --git a/arch/metag/lib/ashrdi3.S b/arch/metag/lib/ashrdi3.S
index 7cb7ed3bb1ad..0c838fd9da85 100644
--- a/arch/metag/lib/ashrdi3.S
+++ b/arch/metag/lib/ashrdi3.S
@@ -1,3 +1,4 @@
+! SPDX-License-Identifier: GPL-2.0
! Copyright (C) 2012 by Imagination Technologies Ltd.
!
! 64-bit arithmetic shift right routine.
diff --git a/arch/metag/lib/clear_page.S b/arch/metag/lib/clear_page.S
index 43144eebec55..87756a5d1367 100644
--- a/arch/metag/lib/clear_page.S
+++ b/arch/metag/lib/clear_page.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
! Copyright 2007,2008,2009 Imagination Technologies Ltd.
#include <asm/page.h>
diff --git a/arch/metag/lib/cmpdi2.S b/arch/metag/lib/cmpdi2.S
index 9c5c663c5aea..ab70bd94fd81 100644
--- a/arch/metag/lib/cmpdi2.S
+++ b/arch/metag/lib/cmpdi2.S
@@ -1,3 +1,4 @@
+! SPDX-License-Identifier: GPL-2.0
! Copyright (C) 2012 by Imagination Technologies Ltd.
!
! 64-bit signed compare routine.
diff --git a/arch/metag/lib/copy_page.S b/arch/metag/lib/copy_page.S
index 91f7d461239c..abbc75e94374 100644
--- a/arch/metag/lib/copy_page.S
+++ b/arch/metag/lib/copy_page.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
! Copyright 2007,2008 Imagination Technologies Ltd.
#include <asm/page.h>
diff --git a/arch/metag/lib/delay.c b/arch/metag/lib/delay.c
index 0b308f48b37a..6754012a261f 100644
--- a/arch/metag/lib/delay.c
+++ b/arch/metag/lib/delay.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Precise Delay Loops for Meta
*
diff --git a/arch/metag/lib/div64.S b/arch/metag/lib/div64.S
index 1cfc93498f70..55eece273a6b 100644
--- a/arch/metag/lib/div64.S
+++ b/arch/metag/lib/div64.S
@@ -1,3 +1,4 @@
+! SPDX-License-Identifier: GPL-2.0
! Copyright (C) 2012 Imagination Technologies Ltd.
!
! Signed/unsigned 64-bit division routines.
diff --git a/arch/metag/lib/divsi3.S b/arch/metag/lib/divsi3.S
index 11124cc93dee..9e31abefb160 100644
--- a/arch/metag/lib/divsi3.S
+++ b/arch/metag/lib/divsi3.S
@@ -1,3 +1,4 @@
+! SPDX-License-Identifier: GPL-2.0
! Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007
! Imagination Technologies Ltd
!
diff --git a/arch/metag/lib/ip_fast_csum.S b/arch/metag/lib/ip_fast_csum.S
index 533b1e73deac..441f489d6a81 100644
--- a/arch/metag/lib/ip_fast_csum.S
+++ b/arch/metag/lib/ip_fast_csum.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.text
/*
diff --git a/arch/metag/lib/lshrdi3.S b/arch/metag/lib/lshrdi3.S
index 47f720283077..cf7ffc9b377f 100644
--- a/arch/metag/lib/lshrdi3.S
+++ b/arch/metag/lib/lshrdi3.S
@@ -1,3 +1,4 @@
+! SPDX-License-Identifier: GPL-2.0
! Copyright (C) 2012 by Imagination Technologies Ltd.
!
! 64-bit logical shift right routine.
diff --git a/arch/metag/lib/memcpy.S b/arch/metag/lib/memcpy.S
index 46b7a2b9479e..c2e8395f9456 100644
--- a/arch/metag/lib/memcpy.S
+++ b/arch/metag/lib/memcpy.S
@@ -1,3 +1,4 @@
+! SPDX-License-Identifier: GPL-2.0
! Copyright (C) 2008-2012 Imagination Technologies Ltd.
.text
diff --git a/arch/metag/lib/memmove.S b/arch/metag/lib/memmove.S
index 228ea04d7b39..934abda0e680 100644
--- a/arch/metag/lib/memmove.S
+++ b/arch/metag/lib/memmove.S
@@ -1,3 +1,4 @@
+! SPDX-License-Identifier: GPL-2.0
! Copyright (C) 2008-2012 Imagination Technologies Ltd.
.text
diff --git a/arch/metag/lib/memset.S b/arch/metag/lib/memset.S
index 721085bad1d2..6ee246d831c7 100644
--- a/arch/metag/lib/memset.S
+++ b/arch/metag/lib/memset.S
@@ -1,3 +1,4 @@
+! SPDX-License-Identifier: GPL-2.0
! Copyright (C) 2008-2012 Imagination Technologies Ltd.
.text
diff --git a/arch/metag/lib/modsi3.S b/arch/metag/lib/modsi3.S
index 210cfa856593..d65a2e5b3154 100644
--- a/arch/metag/lib/modsi3.S
+++ b/arch/metag/lib/modsi3.S
@@ -1,3 +1,4 @@
+! SPDX-License-Identifier: GPL-2.0
! Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007
! Imagination Technologies Ltd
!
diff --git a/arch/metag/lib/muldi3.S b/arch/metag/lib/muldi3.S
index ee66ca8644d0..9d106790244d 100644
--- a/arch/metag/lib/muldi3.S
+++ b/arch/metag/lib/muldi3.S
@@ -1,3 +1,4 @@
+! SPDX-License-Identifier: GPL-2.0
! Copyright (C) 2012 by Imagination Technologies Ltd.
!
! 64-bit multiply routine.
diff --git a/arch/metag/lib/ucmpdi2.S b/arch/metag/lib/ucmpdi2.S
index 6f3347f7daeb..46f5686db8b1 100644
--- a/arch/metag/lib/ucmpdi2.S
+++ b/arch/metag/lib/ucmpdi2.S
@@ -1,3 +1,4 @@
+! SPDX-License-Identifier: GPL-2.0
! Copyright (C) 2012 by Imagination Technologies Ltd.
!
! 64-bit unsigned compare routine.
diff --git a/arch/metag/lib/usercopy.c b/arch/metag/lib/usercopy.c
index c941abdb8f85..a48ef522c02d 100644
--- a/arch/metag/lib/usercopy.c
+++ b/arch/metag/lib/usercopy.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* User address space access functions.
* The non-inlined parts of asm-metag/uaccess.h are here.
diff --git a/arch/metag/mm/Kconfig b/arch/metag/mm/Kconfig
index 03fb8f1555a1..9d4b2c67dcc1 100644
--- a/arch/metag/mm/Kconfig
+++ b/arch/metag/mm/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Memory management options"
config PAGE_OFFSET
diff --git a/arch/metag/mm/Makefile b/arch/metag/mm/Makefile
index 994331164125..0c7c91ba9fb9 100644
--- a/arch/metag/mm/Makefile
+++ b/arch/metag/mm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux Meta-specific parts of the memory manager.
#
diff --git a/arch/metag/mm/extable.c b/arch/metag/mm/extable.c
index 3aa90b78b43d..9b92d3ad7f9c 100644
--- a/arch/metag/mm/extable.c
+++ b/arch/metag/mm/extable.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/extable.h>
#include <linux/uaccess.h>
diff --git a/arch/metag/mm/fault.c b/arch/metag/mm/fault.c
index 5055477486b6..de54fe686080 100644
--- a/arch/metag/mm/fault.c
+++ b/arch/metag/mm/fault.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Meta page fault handling.
*
diff --git a/arch/metag/mm/highmem.c b/arch/metag/mm/highmem.c
index f19a87f2c1ec..83527fc7c8a7 100644
--- a/arch/metag/mm/highmem.c
+++ b/arch/metag/mm/highmem.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include <linux/highmem.h>
#include <linux/sched.h>
diff --git a/arch/metag/mm/hugetlbpage.c b/arch/metag/mm/hugetlbpage.c
index 67fd53e2935a..012ee4c80dc7 100644
--- a/arch/metag/mm/hugetlbpage.c
+++ b/arch/metag/mm/hugetlbpage.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/metag/mm/hugetlbpage.c
*
diff --git a/arch/metag/mm/init.c b/arch/metag/mm/init.c
index 188d4d9fbed4..0e2ca9058998 100644
--- a/arch/metag/mm/init.c
+++ b/arch/metag/mm/init.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2005,2006,2007,2008,2009,2010 Imagination Technologies
*
diff --git a/arch/metag/mm/ioremap.c b/arch/metag/mm/ioremap.c
index a136a435fdaa..df2b59cb02eb 100644
--- a/arch/metag/mm/ioremap.c
+++ b/arch/metag/mm/ioremap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Re-map IO memory to kernel address space so that we can access it.
* Needed for memory-mapped I/O devices mapped outside our normal DRAM
diff --git a/arch/metag/mm/l2cache.c b/arch/metag/mm/l2cache.c
index c64ee615cf90..addffc58989c 100644
--- a/arch/metag/mm/l2cache.c
+++ b/arch/metag/mm/l2cache.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/delay.h>
diff --git a/arch/metag/mm/maccess.c b/arch/metag/mm/maccess.c
index eba2cfc935b1..c22755165df9 100644
--- a/arch/metag/mm/maccess.c
+++ b/arch/metag/mm/maccess.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* safe read and write memory routines callable while atomic
*
diff --git a/arch/metag/mm/mmu-meta1.c b/arch/metag/mm/mmu-meta1.c
index 62ebab90924d..53190b13dc54 100644
--- a/arch/metag/mm/mmu-meta1.c
+++ b/arch/metag/mm/mmu-meta1.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2005,2006,2007,2008,2009 Imagination Technologies
*
diff --git a/arch/metag/mm/mmu-meta2.c b/arch/metag/mm/mmu-meta2.c
index 81dcbb0bba34..8b668a69c980 100644
--- a/arch/metag/mm/mmu-meta2.c
+++ b/arch/metag/mm/mmu-meta2.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2008,2009,2010,2011 Imagination Technologies Ltd.
*
diff --git a/arch/metag/oprofile/Makefile b/arch/metag/oprofile/Makefile
index c9639d4734d6..dc92a4a3d618 100644
--- a/arch/metag/oprofile/Makefile
+++ b/arch/metag/oprofile/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_OPROFILE) += oprofile.o
oprofile-core-y += buffer_sync.o
diff --git a/arch/metag/oprofile/backtrace.h b/arch/metag/oprofile/backtrace.h
index c0fcc4265abb..60adb862aa2c 100644
--- a/arch/metag/oprofile/backtrace.h
+++ b/arch/metag/oprofile/backtrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _METAG_OPROFILE_BACKTRACE_H
#define _METAG_OPROFILE_BACKTRACE_H
diff --git a/arch/metag/tbx/Makefile b/arch/metag/tbx/Makefile
index e994239e518c..98bc5453cf24 100644
--- a/arch/metag/tbx/Makefile
+++ b/arch/metag/tbx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for TBX library files..
#
diff --git a/arch/microblaze/Makefile b/arch/microblaze/Makefile
index 1f6c486826a0..830ee7d42fa0 100644
--- a/arch/microblaze/Makefile
+++ b/arch/microblaze/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
KBUILD_DEFCONFIG := mmu_defconfig
ifeq ($(CONFIG_MMU),y)
diff --git a/arch/microblaze/boot/Makefile b/arch/microblaze/boot/Makefile
index 91d2068da1b9..47f94cc383b6 100644
--- a/arch/microblaze/boot/Makefile
+++ b/arch/microblaze/boot/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# arch/microblaze/boot/Makefile
#
diff --git a/arch/microblaze/boot/dts/Makefile b/arch/microblaze/boot/dts/Makefile
index a3d2e42c3c97..1f77913d404d 100644
--- a/arch/microblaze/boot/dts/Makefile
+++ b/arch/microblaze/boot/dts/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
obj-y += linked_dtb.o
diff --git a/arch/microblaze/include/asm/asm-compat.h b/arch/microblaze/include/asm/asm-compat.h
index e7bc9dc11b57..c05259ce2d2c 100644
--- a/arch/microblaze/include/asm/asm-compat.h
+++ b/arch/microblaze/include/asm/asm-compat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_MICROBLAZE_ASM_COMPAT_H
#define _ASM_MICROBLAZE_ASM_COMPAT_H
diff --git a/arch/microblaze/include/asm/atomic.h b/arch/microblaze/include/asm/atomic.h
index 42ac382a09da..41e9aff23a62 100644
--- a/arch/microblaze/include/asm/atomic.h
+++ b/arch/microblaze/include/asm/atomic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_MICROBLAZE_ATOMIC_H
#define _ASM_MICROBLAZE_ATOMIC_H
diff --git a/arch/microblaze/include/asm/cmpxchg.h b/arch/microblaze/include/asm/cmpxchg.h
index 538afc0ab9f3..596300c74509 100644
--- a/arch/microblaze/include/asm/cmpxchg.h
+++ b/arch/microblaze/include/asm/cmpxchg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_MICROBLAZE_CMPXCHG_H
#define _ASM_MICROBLAZE_CMPXCHG_H
diff --git a/arch/microblaze/include/asm/ftrace.h b/arch/microblaze/include/asm/ftrace.h
index da0144f40d99..5db7f4489f05 100644
--- a/arch/microblaze/include/asm/ftrace.h
+++ b/arch/microblaze/include/asm/ftrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_MICROBLAZE_FTRACE
#define _ASM_MICROBLAZE_FTRACE
diff --git a/arch/microblaze/include/asm/futex.h b/arch/microblaze/include/asm/futex.h
index a9dad9e5e132..2572077b04ea 100644
--- a/arch/microblaze/include/asm/futex.h
+++ b/arch/microblaze/include/asm/futex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_MICROBLAZE_FUTEX_H
#define _ASM_MICROBLAZE_FUTEX_H
diff --git a/arch/microblaze/include/asm/hash.h b/arch/microblaze/include/asm/hash.h
index 753513ae8cb0..ef4741a40583 100644
--- a/arch/microblaze/include/asm/hash.h
+++ b/arch/microblaze/include/asm/hash.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_HASH_H
#define _ASM_HASH_H
diff --git a/arch/microblaze/include/asm/highmem.h b/arch/microblaze/include/asm/highmem.h
index 67925ef18cfa..332c78e15198 100644
--- a/arch/microblaze/include/asm/highmem.h
+++ b/arch/microblaze/include/asm/highmem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* highmem.h: virtual kernel memory mappings for high memory
*
diff --git a/arch/microblaze/include/asm/kgdb.h b/arch/microblaze/include/asm/kgdb.h
index ad27acb2b15f..8dc5ebb07fd5 100644
--- a/arch/microblaze/include/asm/kgdb.h
+++ b/arch/microblaze/include/asm/kgdb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef __KERNEL__
#ifndef __MICROBLAZE_KGDB_H__
#define __MICROBLAZE_KGDB_H__
diff --git a/arch/microblaze/include/asm/mmu_context.h b/arch/microblaze/include/asm/mmu_context.h
index 0ccd8c402cd9..f74f9da07fdc 100644
--- a/arch/microblaze/include/asm/mmu_context.h
+++ b/arch/microblaze/include/asm/mmu_context.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef CONFIG_MMU
# include <asm/mmu_context_mm.h>
#else
diff --git a/arch/microblaze/include/asm/seccomp.h b/arch/microblaze/include/asm/seccomp.h
index 204618a2ce84..95cdcabee28c 100644
--- a/arch/microblaze/include/asm/seccomp.h
+++ b/arch/microblaze/include/asm/seccomp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_MICROBLAZE_SECCOMP_H
#define _ASM_MICROBLAZE_SECCOMP_H
diff --git a/arch/microblaze/include/asm/syscall.h b/arch/microblaze/include/asm/syscall.h
index 04a5bece8168..220decd605a4 100644
--- a/arch/microblaze/include/asm/syscall.h
+++ b/arch/microblaze/include/asm/syscall.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MICROBLAZE_SYSCALL_H
#define __ASM_MICROBLAZE_SYSCALL_H
diff --git a/arch/microblaze/include/uapi/asm/auxvec.h b/arch/microblaze/include/uapi/asm/auxvec.h
index 8b137891791f..93dd07bd0af7 100644
--- a/arch/microblaze/include/uapi/asm/auxvec.h
+++ b/arch/microblaze/include/uapi/asm/auxvec.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
diff --git a/arch/microblaze/include/uapi/asm/byteorder.h b/arch/microblaze/include/uapi/asm/byteorder.h
index 31902762a426..763660169456 100644
--- a/arch/microblaze/include/uapi/asm/byteorder.h
+++ b/arch/microblaze/include/uapi/asm/byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_MICROBLAZE_BYTEORDER_H
#define _ASM_MICROBLAZE_BYTEORDER_H
diff --git a/arch/microblaze/include/uapi/asm/elf.h b/arch/microblaze/include/uapi/asm/elf.h
index e9bcdb6e0086..6b656de29f00 100644
--- a/arch/microblaze/include/uapi/asm/elf.h
+++ b/arch/microblaze/include/uapi/asm/elf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2008-2009 Michal Simek <monstr@monstr.eu>
* Copyright (C) 2008-2009 PetaLogix
diff --git a/arch/microblaze/include/uapi/asm/posix_types.h b/arch/microblaze/include/uapi/asm/posix_types.h
index 0e15039673e3..f3249da69121 100644
--- a/arch/microblaze/include/uapi/asm/posix_types.h
+++ b/arch/microblaze/include/uapi/asm/posix_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_MICROBLAZE_POSIX_TYPES_H
#define _ASM_MICROBLAZE_POSIX_TYPES_H
diff --git a/arch/microblaze/include/uapi/asm/ptrace.h b/arch/microblaze/include/uapi/asm/ptrace.h
index d31238a5f946..46dd94cb7802 100644
--- a/arch/microblaze/include/uapi/asm/ptrace.h
+++ b/arch/microblaze/include/uapi/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2006 Atmark Techno, Inc.
*
diff --git a/arch/microblaze/include/uapi/asm/setup.h b/arch/microblaze/include/uapi/asm/setup.h
index 76bc2acee6af..6831794e6f2c 100644
--- a/arch/microblaze/include/uapi/asm/setup.h
+++ b/arch/microblaze/include/uapi/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2007-2009 Michal Simek <monstr@monstr.eu>
* Copyright (C) 2007-2009 PetaLogix
diff --git a/arch/microblaze/include/uapi/asm/sigcontext.h b/arch/microblaze/include/uapi/asm/sigcontext.h
index 55873c80c917..47eb2e2111bb 100644
--- a/arch/microblaze/include/uapi/asm/sigcontext.h
+++ b/arch/microblaze/include/uapi/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2006 Atmark Techno, Inc.
*
diff --git a/arch/microblaze/include/uapi/asm/unistd.h b/arch/microblaze/include/uapi/asm/unistd.h
index a88b3c11cc20..eb156f914793 100644
--- a/arch/microblaze/include/uapi/asm/unistd.h
+++ b/arch/microblaze/include/uapi/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2007-2008 Michal Simek <monstr@monstr.eu>
* Copyright (C) 2006 Atmark Techno, Inc.
diff --git a/arch/microblaze/kernel/Makefile b/arch/microblaze/kernel/Makefile
index e098381af928..0da76fa1ab17 100644
--- a/arch/microblaze/kernel/Makefile
+++ b/arch/microblaze/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile
#
diff --git a/arch/microblaze/kernel/cpu/Makefile b/arch/microblaze/kernel/cpu/Makefile
index fceed4edea41..059afc75a976 100644
--- a/arch/microblaze/kernel/cpu/Makefile
+++ b/arch/microblaze/kernel/cpu/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Build the appropriate CPU version support
#
diff --git a/arch/microblaze/kernel/dma.c b/arch/microblaze/kernel/dma.c
index 94700c5270a9..e63f154be964 100644
--- a/arch/microblaze/kernel/dma.c
+++ b/arch/microblaze/kernel/dma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2009-2010 PetaLogix
* Copyright (C) 2006 Benjamin Herrenschmidt, IBM Corporation
diff --git a/arch/microblaze/kernel/syscall_table.S b/arch/microblaze/kernel/syscall_table.S
index c48ff4ad2070..56bcf313121f 100644
--- a/arch/microblaze/kernel/syscall_table.S
+++ b/arch/microblaze/kernel/syscall_table.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
ENTRY(sys_call_table)
.long sys_restart_syscall /* 0 - old "setup()" system call,
* used for restarting */
diff --git a/arch/microblaze/lib/Makefile b/arch/microblaze/lib/Makefile
index 70c7ae6a3fb5..9fe7ab688ca5 100644
--- a/arch/microblaze/lib/Makefile
+++ b/arch/microblaze/lib/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile
#
diff --git a/arch/microblaze/lib/ashldi3.c b/arch/microblaze/lib/ashldi3.c
index 1af904cd972d..4d0f9481bdb7 100644
--- a/arch/microblaze/lib/ashldi3.c
+++ b/arch/microblaze/lib/ashldi3.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include "libgcc.h"
diff --git a/arch/microblaze/lib/ashrdi3.c b/arch/microblaze/lib/ashrdi3.c
index 32c334c05d04..268098a962a1 100644
--- a/arch/microblaze/lib/ashrdi3.c
+++ b/arch/microblaze/lib/ashrdi3.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include "libgcc.h"
diff --git a/arch/microblaze/lib/cmpdi2.c b/arch/microblaze/lib/cmpdi2.c
index 67abc9ac1bd4..b3f89638518c 100644
--- a/arch/microblaze/lib/cmpdi2.c
+++ b/arch/microblaze/lib/cmpdi2.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include "libgcc.h"
diff --git a/arch/microblaze/lib/divsi3.S b/arch/microblaze/lib/divsi3.S
index 595b02d6e86b..919fb69f8589 100644
--- a/arch/microblaze/lib/divsi3.S
+++ b/arch/microblaze/lib/divsi3.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
/*
diff --git a/arch/microblaze/lib/libgcc.h b/arch/microblaze/lib/libgcc.h
index ab077ef7e14b..a909366c202e 100644
--- a/arch/microblaze/lib/libgcc.h
+++ b/arch/microblaze/lib/libgcc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_LIBGCC_H
#define __ASM_LIBGCC_H
diff --git a/arch/microblaze/lib/lshrdi3.c b/arch/microblaze/lib/lshrdi3.c
index adcb253f11c8..00eb8268227a 100644
--- a/arch/microblaze/lib/lshrdi3.c
+++ b/arch/microblaze/lib/lshrdi3.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include "libgcc.h"
diff --git a/arch/microblaze/lib/modsi3.S b/arch/microblaze/lib/modsi3.S
index 84e0bee6e8c7..64154865c1c5 100644
--- a/arch/microblaze/lib/modsi3.S
+++ b/arch/microblaze/lib/modsi3.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
/*
diff --git a/arch/microblaze/lib/muldi3.c b/arch/microblaze/lib/muldi3.c
index a3f9a03acdcd..8e6bc17e2cd3 100644
--- a/arch/microblaze/lib/muldi3.c
+++ b/arch/microblaze/lib/muldi3.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include "libgcc.h"
diff --git a/arch/microblaze/lib/mulsi3.S b/arch/microblaze/lib/mulsi3.S
index 90bd7b93afe6..d6703a4d91f6 100644
--- a/arch/microblaze/lib/mulsi3.S
+++ b/arch/microblaze/lib/mulsi3.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
/*
diff --git a/arch/microblaze/lib/ucmpdi2.c b/arch/microblaze/lib/ucmpdi2.c
index d05f1585121c..c60e068ff8bb 100644
--- a/arch/microblaze/lib/ucmpdi2.c
+++ b/arch/microblaze/lib/ucmpdi2.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include "libgcc.h"
diff --git a/arch/microblaze/lib/udivsi3.S b/arch/microblaze/lib/udivsi3.S
index 64cf57e4bb85..acdc667235c4 100644
--- a/arch/microblaze/lib/udivsi3.S
+++ b/arch/microblaze/lib/udivsi3.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
/*
diff --git a/arch/microblaze/lib/umodsi3.S b/arch/microblaze/lib/umodsi3.S
index 17d16bafae58..f4b814e88ce3 100644
--- a/arch/microblaze/lib/umodsi3.S
+++ b/arch/microblaze/lib/umodsi3.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
/*
diff --git a/arch/microblaze/mm/highmem.c b/arch/microblaze/mm/highmem.c
index ed4454c5ce35..d7569f77fa15 100644
--- a/arch/microblaze/mm/highmem.c
+++ b/arch/microblaze/mm/highmem.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* highmem.c: virtual kernel memory mappings for high memory
*
diff --git a/arch/microblaze/oprofile/Makefile b/arch/microblaze/oprofile/Makefile
index 0d0348c8af97..107f2f55d995 100644
--- a/arch/microblaze/oprofile/Makefile
+++ b/arch/microblaze/oprofile/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# arch/microblaze/oprofile/Makefile
#
diff --git a/arch/microblaze/pci/iomap.c b/arch/microblaze/pci/iomap.c
index 94149f5e6ebe..bde74af4c1cd 100644
--- a/arch/microblaze/pci/iomap.c
+++ b/arch/microblaze/pci/iomap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ppc64 "iomap" interface implementation.
*
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index cb7fcc4216fd..5d3284d20678 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config MIPS
bool
default y
diff --git a/arch/mips/Kconfig.debug b/arch/mips/Kconfig.debug
index 42a97c59200f..464af5e025d6 100644
--- a/arch/mips/Kconfig.debug
+++ b/arch/mips/Kconfig.debug
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Kernel hacking"
config TRACE_IRQFLAGS_SUPPORT
diff --git a/arch/mips/Makefile.postlink b/arch/mips/Makefile.postlink
index 4b7f5a648c79..4eea4188cb20 100644
--- a/arch/mips/Makefile.postlink
+++ b/arch/mips/Makefile.postlink
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# ===========================================================================
# Post-link MIPS pass
# ===========================================================================
diff --git a/arch/mips/alchemy/Kconfig b/arch/mips/alchemy/Kconfig
index 88b4d6a792c1..7d73f7f4202b 100644
--- a/arch/mips/alchemy/Kconfig
+++ b/arch/mips/alchemy/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# au1000-style gpio and interrupt controllers
config ALCHEMY_GPIOINT_AU1000
bool
diff --git a/arch/mips/alchemy/common/clock.c b/arch/mips/alchemy/common/clock.c
index 7ba7ea0a22f8..a83c7b7e2eb1 100644
--- a/arch/mips/alchemy/common/clock.c
+++ b/arch/mips/alchemy/common/clock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Alchemy clocks.
*
diff --git a/arch/mips/alchemy/devboards/db1300.c b/arch/mips/alchemy/devboards/db1300.c
index cd1ae29f95a3..efb318e03e0a 100644
--- a/arch/mips/alchemy/devboards/db1300.c
+++ b/arch/mips/alchemy/devboards/db1300.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* DBAu1300 init and platform device setup.
*
diff --git a/arch/mips/alchemy/devboards/db1550.c b/arch/mips/alchemy/devboards/db1550.c
index 421bd5793f7e..7d3dfaa10231 100644
--- a/arch/mips/alchemy/devboards/db1550.c
+++ b/arch/mips/alchemy/devboards/db1550.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Alchemy Db1550/Pb1550 board support
*
diff --git a/arch/mips/alchemy/devboards/db1xxx.c b/arch/mips/alchemy/devboards/db1xxx.c
index c9ad28995cd2..e6d25aad8350 100644
--- a/arch/mips/alchemy/devboards/db1xxx.c
+++ b/arch/mips/alchemy/devboards/db1xxx.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Alchemy DB/PB1xxx board support.
*/
diff --git a/arch/mips/alchemy/devboards/platform.c b/arch/mips/alchemy/devboards/platform.c
index be139a0198b0..4640edab207c 100644
--- a/arch/mips/alchemy/devboards/platform.c
+++ b/arch/mips/alchemy/devboards/platform.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* devoard misc stuff.
*/
diff --git a/arch/mips/alchemy/devboards/platform.h b/arch/mips/alchemy/devboards/platform.h
index 5ac055d2cda9..23d98fc09a43 100644
--- a/arch/mips/alchemy/devboards/platform.h
+++ b/arch/mips/alchemy/devboards/platform.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DEVBOARD_PLATFORM_H_
#define _DEVBOARD_PLATFORM_H_
diff --git a/arch/mips/alchemy/devboards/pm.c b/arch/mips/alchemy/devboards/pm.c
index 93024dc6b314..73c77814687a 100644
--- a/arch/mips/alchemy/devboards/pm.c
+++ b/arch/mips/alchemy/devboards/pm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Alchemy Development Board example suspend userspace interface.
*
diff --git a/arch/mips/ar7/Makefile b/arch/mips/ar7/Makefile
index 7435e44b3964..cd51c6c6e686 100644
--- a/arch/mips/ar7/Makefile
+++ b/arch/mips/ar7/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y := \
prom.o \
diff --git a/arch/mips/ath25/Kconfig b/arch/mips/ath25/Kconfig
index fc19dd57e42d..7070b4bcd01d 100644
--- a/arch/mips/ath25/Kconfig
+++ b/arch/mips/ath25/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config SOC_AR5312
bool "Atheros AR5312/AR2312+ SoC support"
depends on ATH25
diff --git a/arch/mips/ath25/ar2315.h b/arch/mips/ath25/ar2315.h
index 877afe63eed5..fccc64f6db6c 100644
--- a/arch/mips/ath25/ar2315.h
+++ b/arch/mips/ath25/ar2315.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __AR2315_H
#define __AR2315_H
diff --git a/arch/mips/ath25/ar5312.h b/arch/mips/ath25/ar5312.h
index 470abb0052bd..67518a59ac3c 100644
--- a/arch/mips/ath25/ar5312.h
+++ b/arch/mips/ath25/ar5312.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __AR5312_H
#define __AR5312_H
diff --git a/arch/mips/ath25/devices.c b/arch/mips/ath25/devices.c
index 7a64567d1ac3..e1156347da53 100644
--- a/arch/mips/ath25/devices.c
+++ b/arch/mips/ath25/devices.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/serial_8250.h>
diff --git a/arch/mips/ath25/devices.h b/arch/mips/ath25/devices.h
index 04d414115356..44cf690634b8 100644
--- a/arch/mips/ath25/devices.h
+++ b/arch/mips/ath25/devices.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ATH25_DEVICES_H
#define __ATH25_DEVICES_H
diff --git a/arch/mips/ath79/Kconfig b/arch/mips/ath79/Kconfig
index dfc60209dc63..9547cf1ea38d 100644
--- a/arch/mips/ath79/Kconfig
+++ b/arch/mips/ath79/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if ATH79
menu "Atheros AR71XX/AR724X/AR913X machine selection"
diff --git a/arch/mips/bcm47xx/Kconfig b/arch/mips/bcm47xx/Kconfig
index e970fd9cf769..29471038d817 100644
--- a/arch/mips/bcm47xx/Kconfig
+++ b/arch/mips/bcm47xx/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if BCM47XX
config BCM47XX_SSB
diff --git a/arch/mips/bcm47xx/bcm47xx_private.h b/arch/mips/bcm47xx/bcm47xx_private.h
index 0367ac7286fe..bb96743bb92e 100644
--- a/arch/mips/bcm47xx/bcm47xx_private.h
+++ b/arch/mips/bcm47xx/bcm47xx_private.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_BCM47XX_PRIVATE_H_
#define LINUX_BCM47XX_PRIVATE_H_
diff --git a/arch/mips/bcm47xx/board.c b/arch/mips/bcm47xx/board.c
index 8cbe60cc51d4..edfaef0d73a4 100644
--- a/arch/mips/bcm47xx/board.c
+++ b/arch/mips/bcm47xx/board.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/errno.h>
#include <linux/export.h>
#include <linux/string.h>
diff --git a/arch/mips/bcm47xx/buttons.c b/arch/mips/bcm47xx/buttons.c
index 8a760d801895..88a8fb2bbc71 100644
--- a/arch/mips/bcm47xx/buttons.c
+++ b/arch/mips/bcm47xx/buttons.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "bcm47xx_private.h"
#include <linux/input.h>
diff --git a/arch/mips/bcm47xx/leds.c b/arch/mips/bcm47xx/leds.c
index a35f1d5cde9f..d4f2407a42c6 100644
--- a/arch/mips/bcm47xx/leds.c
+++ b/arch/mips/bcm47xx/leds.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "bcm47xx_private.h"
#include <linux/leds.h>
diff --git a/arch/mips/bcm47xx/workarounds.c b/arch/mips/bcm47xx/workarounds.c
index e81ce4623070..1a8a07e7a563 100644
--- a/arch/mips/bcm47xx/workarounds.c
+++ b/arch/mips/bcm47xx/workarounds.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "bcm47xx_private.h"
#include <linux/gpio.h>
diff --git a/arch/mips/bcm63xx/Kconfig b/arch/mips/bcm63xx/Kconfig
index a057fdf111c6..96ed735a4f4a 100644
--- a/arch/mips/bcm63xx/Kconfig
+++ b/arch/mips/bcm63xx/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "CPU support"
depends on BCM63XX
diff --git a/arch/mips/bcm63xx/Makefile b/arch/mips/bcm63xx/Makefile
index 9019f54aee69..c69f297fc1df 100644
--- a/arch/mips/bcm63xx/Makefile
+++ b/arch/mips/bcm63xx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y += clk.o cpu.o cs.o gpio.o irq.o nvram.o prom.o reset.o \
setup.o timer.o dev-dsp.o dev-enet.o dev-flash.o \
dev-pcmcia.o dev-rng.o dev-spi.o dev-hsspi.o dev-uart.o \
diff --git a/arch/mips/bcm63xx/boards/Kconfig b/arch/mips/bcm63xx/boards/Kconfig
index c6aed33d893e..6ff0a7481081 100644
--- a/arch/mips/bcm63xx/boards/Kconfig
+++ b/arch/mips/bcm63xx/boards/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
choice
prompt "Board support"
depends on BCM63XX
diff --git a/arch/mips/bmips/Kconfig b/arch/mips/bmips/Kconfig
index 2d60f25403de..63dfc695087b 100644
--- a/arch/mips/bmips/Kconfig
+++ b/arch/mips/bmips/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if BMIPS_GENERIC
choice
diff --git a/arch/mips/boot/compressed/dbg.c b/arch/mips/boot/compressed/dbg.c
index 06c6a5bd175d..f6728a8fd1c3 100644
--- a/arch/mips/boot/compressed/dbg.c
+++ b/arch/mips/boot/compressed/dbg.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* MIPS-specific debug support for pre-boot environment
*
diff --git a/arch/mips/boot/compressed/string.c b/arch/mips/boot/compressed/string.c
index 9de9885acd0d..43beecc3587c 100644
--- a/arch/mips/boot/compressed/string.c
+++ b/arch/mips/boot/compressed/string.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/mips/boot/compressed/string.c
*
diff --git a/arch/mips/boot/compressed/uart-16550.c b/arch/mips/boot/compressed/uart-16550.c
index f7521142deda..b3043c08f769 100644
--- a/arch/mips/boot/compressed/uart-16550.c
+++ b/arch/mips/boot/compressed/uart-16550.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* 16550 compatible uart based serial debug support for zboot
*/
diff --git a/arch/mips/boot/compressed/uart-alchemy.c b/arch/mips/boot/compressed/uart-alchemy.c
index 4bee55b93f6a..8ec63011e7dc 100644
--- a/arch/mips/boot/compressed/uart-alchemy.c
+++ b/arch/mips/boot/compressed/uart-alchemy.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <asm/mach-au1x00/au1000.h>
void putc(char c)
diff --git a/arch/mips/boot/compressed/uart-prom.c b/arch/mips/boot/compressed/uart-prom.c
index 1c3d51bc90bb..d6f0fee0a151 100644
--- a/arch/mips/boot/compressed/uart-prom.c
+++ b/arch/mips/boot/compressed/uart-prom.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
extern void prom_putchar(unsigned char ch);
diff --git a/arch/mips/boot/dts/Makefile b/arch/mips/boot/dts/Makefile
index cbac26ce063e..e0a4e939f843 100644
--- a/arch/mips/boot/dts/Makefile
+++ b/arch/mips/boot/dts/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dts-dirs += brcm
dts-dirs += cavium-octeon
dts-dirs += img
diff --git a/arch/mips/boot/dts/brcm/Makefile b/arch/mips/boot/dts/brcm/Makefile
index d61bc2aebf69..9e09cc4556b3 100644
--- a/arch/mips/boot/dts/brcm/Makefile
+++ b/arch/mips/boot/dts/brcm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_DT_BCM93384WVG) += bcm93384wvg.dtb
dtb-$(CONFIG_DT_BCM93384WVG_VIPER) += bcm93384wvg_viper.dtb
dtb-$(CONFIG_DT_BCM96368MVWG) += bcm96368mvwg.dtb
diff --git a/arch/mips/boot/dts/brcm/bcm3368-netgear-cvg834g.dts b/arch/mips/boot/dts/brcm/bcm3368-netgear-cvg834g.dts
index 2f2e80fdcde8..ed6023a91763 100644
--- a/arch/mips/boot/dts/brcm/bcm3368-netgear-cvg834g.dts
+++ b/arch/mips/boot/dts/brcm/bcm3368-netgear-cvg834g.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "bcm3368.dtsi"
diff --git a/arch/mips/boot/dts/brcm/bcm3368.dtsi b/arch/mips/boot/dts/brcm/bcm3368.dtsi
index bee855cb8073..277cde02b744 100644
--- a/arch/mips/boot/dts/brcm/bcm3368.dtsi
+++ b/arch/mips/boot/dts/brcm/bcm3368.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
#address-cells = <1>;
#size-cells = <1>;
diff --git a/arch/mips/boot/dts/brcm/bcm3384_viper.dtsi b/arch/mips/boot/dts/brcm/bcm3384_viper.dtsi
index aa406b43c65f..eb2a9c6ed604 100644
--- a/arch/mips/boot/dts/brcm/bcm3384_viper.dtsi
+++ b/arch/mips/boot/dts/brcm/bcm3384_viper.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
#address-cells = <1>;
#size-cells = <1>;
diff --git a/arch/mips/boot/dts/brcm/bcm3384_zephyr.dtsi b/arch/mips/boot/dts/brcm/bcm3384_zephyr.dtsi
index a7bd8564e9f6..d7ad769a42fc 100644
--- a/arch/mips/boot/dts/brcm/bcm3384_zephyr.dtsi
+++ b/arch/mips/boot/dts/brcm/bcm3384_zephyr.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
#address-cells = <1>;
#size-cells = <1>;
diff --git a/arch/mips/boot/dts/brcm/bcm63268-comtrend-vr-3032u.dts b/arch/mips/boot/dts/brcm/bcm63268-comtrend-vr-3032u.dts
index 430d35ca33d5..2bc0d8401ad6 100644
--- a/arch/mips/boot/dts/brcm/bcm63268-comtrend-vr-3032u.dts
+++ b/arch/mips/boot/dts/brcm/bcm63268-comtrend-vr-3032u.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "bcm63268.dtsi"
diff --git a/arch/mips/boot/dts/brcm/bcm63268.dtsi b/arch/mips/boot/dts/brcm/bcm63268.dtsi
index 7e6bf2cc0287..3b09f44e67fb 100644
--- a/arch/mips/boot/dts/brcm/bcm63268.dtsi
+++ b/arch/mips/boot/dts/brcm/bcm63268.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
#address-cells = <1>;
#size-cells = <1>;
diff --git a/arch/mips/boot/dts/brcm/bcm6328.dtsi b/arch/mips/boot/dts/brcm/bcm6328.dtsi
index 5633b9d90f55..644486fe4159 100644
--- a/arch/mips/boot/dts/brcm/bcm6328.dtsi
+++ b/arch/mips/boot/dts/brcm/bcm6328.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
#address-cells = <1>;
#size-cells = <1>;
diff --git a/arch/mips/boot/dts/brcm/bcm6358-neufbox4-sercomm.dts b/arch/mips/boot/dts/brcm/bcm6358-neufbox4-sercomm.dts
index 702eae2a22a0..5e62190aa3d5 100644
--- a/arch/mips/boot/dts/brcm/bcm6358-neufbox4-sercomm.dts
+++ b/arch/mips/boot/dts/brcm/bcm6358-neufbox4-sercomm.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "bcm6358.dtsi"
diff --git a/arch/mips/boot/dts/brcm/bcm6358.dtsi b/arch/mips/boot/dts/brcm/bcm6358.dtsi
index f9d8d392162b..682df7fb7069 100644
--- a/arch/mips/boot/dts/brcm/bcm6358.dtsi
+++ b/arch/mips/boot/dts/brcm/bcm6358.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
#address-cells = <1>;
#size-cells = <1>;
diff --git a/arch/mips/boot/dts/brcm/bcm6362-neufbox6-sercomm.dts b/arch/mips/boot/dts/brcm/bcm6362-neufbox6-sercomm.dts
index 480f2a5bf1da..3e83bee5b91e 100644
--- a/arch/mips/boot/dts/brcm/bcm6362-neufbox6-sercomm.dts
+++ b/arch/mips/boot/dts/brcm/bcm6362-neufbox6-sercomm.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "bcm6362.dtsi"
diff --git a/arch/mips/boot/dts/brcm/bcm6362.dtsi b/arch/mips/boot/dts/brcm/bcm6362.dtsi
index c507da594f2f..a82a5e5de672 100644
--- a/arch/mips/boot/dts/brcm/bcm6362.dtsi
+++ b/arch/mips/boot/dts/brcm/bcm6362.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
#address-cells = <1>;
#size-cells = <1>;
diff --git a/arch/mips/boot/dts/brcm/bcm6368.dtsi b/arch/mips/boot/dts/brcm/bcm6368.dtsi
index d0e3a70b32e2..7a72f59ae457 100644
--- a/arch/mips/boot/dts/brcm/bcm6368.dtsi
+++ b/arch/mips/boot/dts/brcm/bcm6368.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
#address-cells = <1>;
#size-cells = <1>;
diff --git a/arch/mips/boot/dts/brcm/bcm7125.dtsi b/arch/mips/boot/dts/brcm/bcm7125.dtsi
index 79f838ed96c5..2f9ef565e5d0 100644
--- a/arch/mips/boot/dts/brcm/bcm7125.dtsi
+++ b/arch/mips/boot/dts/brcm/bcm7125.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
#address-cells = <1>;
#size-cells = <1>;
diff --git a/arch/mips/boot/dts/brcm/bcm7346.dtsi b/arch/mips/boot/dts/brcm/bcm7346.dtsi
index da7bfa45a57d..02e426fe6013 100644
--- a/arch/mips/boot/dts/brcm/bcm7346.dtsi
+++ b/arch/mips/boot/dts/brcm/bcm7346.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
#address-cells = <1>;
#size-cells = <1>;
diff --git a/arch/mips/boot/dts/brcm/bcm7358.dtsi b/arch/mips/boot/dts/brcm/bcm7358.dtsi
index 9b05760453f0..1089d6ebc841 100644
--- a/arch/mips/boot/dts/brcm/bcm7358.dtsi
+++ b/arch/mips/boot/dts/brcm/bcm7358.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
#address-cells = <1>;
#size-cells = <1>;
diff --git a/arch/mips/boot/dts/brcm/bcm7360.dtsi b/arch/mips/boot/dts/brcm/bcm7360.dtsi
index 57b613c6acf2..4b87ebec407a 100644
--- a/arch/mips/boot/dts/brcm/bcm7360.dtsi
+++ b/arch/mips/boot/dts/brcm/bcm7360.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
#address-cells = <1>;
#size-cells = <1>;
diff --git a/arch/mips/boot/dts/brcm/bcm7362.dtsi b/arch/mips/boot/dts/brcm/bcm7362.dtsi
index c2a2843aaa9a..ca657df34b6d 100644
--- a/arch/mips/boot/dts/brcm/bcm7362.dtsi
+++ b/arch/mips/boot/dts/brcm/bcm7362.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
#address-cells = <1>;
#size-cells = <1>;
diff --git a/arch/mips/boot/dts/brcm/bcm7420.dtsi b/arch/mips/boot/dts/brcm/bcm7420.dtsi
index 532fc8a15796..d262e11bc3f9 100644
--- a/arch/mips/boot/dts/brcm/bcm7420.dtsi
+++ b/arch/mips/boot/dts/brcm/bcm7420.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
#address-cells = <1>;
#size-cells = <1>;
diff --git a/arch/mips/boot/dts/brcm/bcm7425.dtsi b/arch/mips/boot/dts/brcm/bcm7425.dtsi
index f56fb25f2e6b..e4fb9b6e6dce 100644
--- a/arch/mips/boot/dts/brcm/bcm7425.dtsi
+++ b/arch/mips/boot/dts/brcm/bcm7425.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
#address-cells = <1>;
#size-cells = <1>;
diff --git a/arch/mips/boot/dts/brcm/bcm7435.dtsi b/arch/mips/boot/dts/brcm/bcm7435.dtsi
index f2cead2eae5c..1484e8990e52 100644
--- a/arch/mips/boot/dts/brcm/bcm7435.dtsi
+++ b/arch/mips/boot/dts/brcm/bcm7435.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
#address-cells = <1>;
#size-cells = <1>;
diff --git a/arch/mips/boot/dts/brcm/bcm93384wvg.dts b/arch/mips/boot/dts/brcm/bcm93384wvg.dts
index d1e44a17d41a..601e4d9293ab 100644
--- a/arch/mips/boot/dts/brcm/bcm93384wvg.dts
+++ b/arch/mips/boot/dts/brcm/bcm93384wvg.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "bcm3384_zephyr.dtsi"
diff --git a/arch/mips/boot/dts/brcm/bcm93384wvg_viper.dts b/arch/mips/boot/dts/brcm/bcm93384wvg_viper.dts
index 1ecb2696aca8..938a8e66128c 100644
--- a/arch/mips/boot/dts/brcm/bcm93384wvg_viper.dts
+++ b/arch/mips/boot/dts/brcm/bcm93384wvg_viper.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "bcm3384_viper.dtsi"
diff --git a/arch/mips/boot/dts/brcm/bcm96368mvwg.dts b/arch/mips/boot/dts/brcm/bcm96368mvwg.dts
index 8c71c6845730..6d772c394e41 100644
--- a/arch/mips/boot/dts/brcm/bcm96368mvwg.dts
+++ b/arch/mips/boot/dts/brcm/bcm96368mvwg.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "bcm6368.dtsi"
diff --git a/arch/mips/boot/dts/brcm/bcm97125cbmb.dts b/arch/mips/boot/dts/brcm/bcm97125cbmb.dts
index d72bc423ceaa..7f59ea2ded6c 100644
--- a/arch/mips/boot/dts/brcm/bcm97125cbmb.dts
+++ b/arch/mips/boot/dts/brcm/bcm97125cbmb.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "bcm7125.dtsi"
diff --git a/arch/mips/boot/dts/brcm/bcm97346dbsmb.dts b/arch/mips/boot/dts/brcm/bcm97346dbsmb.dts
index ea52d7b5772f..9e7d5228f2b7 100644
--- a/arch/mips/boot/dts/brcm/bcm97346dbsmb.dts
+++ b/arch/mips/boot/dts/brcm/bcm97346dbsmb.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "bcm7346.dtsi"
diff --git a/arch/mips/boot/dts/brcm/bcm97358svmb.dts b/arch/mips/boot/dts/brcm/bcm97358svmb.dts
index 71357fdc19af..708207a0002d 100644
--- a/arch/mips/boot/dts/brcm/bcm97358svmb.dts
+++ b/arch/mips/boot/dts/brcm/bcm97358svmb.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "bcm7358.dtsi"
diff --git a/arch/mips/boot/dts/brcm/bcm97360svmb.dts b/arch/mips/boot/dts/brcm/bcm97360svmb.dts
index e2fed406c6ee..73c6dc9c8c6d 100644
--- a/arch/mips/boot/dts/brcm/bcm97360svmb.dts
+++ b/arch/mips/boot/dts/brcm/bcm97360svmb.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "bcm7360.dtsi"
diff --git a/arch/mips/boot/dts/brcm/bcm97362svmb.dts b/arch/mips/boot/dts/brcm/bcm97362svmb.dts
index 78bffdf11872..37bacfdcf9d9 100644
--- a/arch/mips/boot/dts/brcm/bcm97362svmb.dts
+++ b/arch/mips/boot/dts/brcm/bcm97362svmb.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "bcm7362.dtsi"
diff --git a/arch/mips/boot/dts/brcm/bcm97420c.dts b/arch/mips/boot/dts/brcm/bcm97420c.dts
index d62b448a152d..f96241e94874 100644
--- a/arch/mips/boot/dts/brcm/bcm97420c.dts
+++ b/arch/mips/boot/dts/brcm/bcm97420c.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "bcm7420.dtsi"
diff --git a/arch/mips/boot/dts/brcm/bcm97425svmb.dts b/arch/mips/boot/dts/brcm/bcm97425svmb.dts
index 73aa006bd9ce..ce762c7b2e54 100644
--- a/arch/mips/boot/dts/brcm/bcm97425svmb.dts
+++ b/arch/mips/boot/dts/brcm/bcm97425svmb.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "bcm7425.dtsi"
diff --git a/arch/mips/boot/dts/brcm/bcm97435svmb.dts b/arch/mips/boot/dts/brcm/bcm97435svmb.dts
index 0a915f3feab6..d4dd31a543fd 100644
--- a/arch/mips/boot/dts/brcm/bcm97435svmb.dts
+++ b/arch/mips/boot/dts/brcm/bcm97435svmb.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "bcm7435.dtsi"
diff --git a/arch/mips/boot/dts/brcm/bcm97xxx-nand-cs1-bch24.dtsi b/arch/mips/boot/dts/brcm/bcm97xxx-nand-cs1-bch24.dtsi
index 3c24f97de922..96c30d857be4 100644
--- a/arch/mips/boot/dts/brcm/bcm97xxx-nand-cs1-bch24.dtsi
+++ b/arch/mips/boot/dts/brcm/bcm97xxx-nand-cs1-bch24.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
&nand {
nandcs@1 {
compatible = "brcm,nandcs";
diff --git a/arch/mips/boot/dts/brcm/bcm97xxx-nand-cs1-bch4.dtsi b/arch/mips/boot/dts/brcm/bcm97xxx-nand-cs1-bch4.dtsi
index cb531816ef4c..7b5afefbbfab 100644
--- a/arch/mips/boot/dts/brcm/bcm97xxx-nand-cs1-bch4.dtsi
+++ b/arch/mips/boot/dts/brcm/bcm97xxx-nand-cs1-bch4.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
&nand {
nandcs@1 {
compatible = "brcm,nandcs";
diff --git a/arch/mips/boot/dts/brcm/bcm9ejtagprb.dts b/arch/mips/boot/dts/brcm/bcm9ejtagprb.dts
index 1da4608680aa..8d58c1971b30 100644
--- a/arch/mips/boot/dts/brcm/bcm9ejtagprb.dts
+++ b/arch/mips/boot/dts/brcm/bcm9ejtagprb.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "bcm6328.dtsi"
diff --git a/arch/mips/boot/dts/cavium-octeon/Makefile b/arch/mips/boot/dts/cavium-octeon/Makefile
index 5b99c40a058f..35300e091573 100644
--- a/arch/mips/boot/dts/cavium-octeon/Makefile
+++ b/arch/mips/boot/dts/cavium-octeon/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_CAVIUM_OCTEON_SOC) += octeon_3xxx.dtb octeon_68xx.dtb
obj-y += $(patsubst %.dtb, %.dtb.o, $(dtb-y))
diff --git a/arch/mips/boot/dts/cavium-octeon/octeon_3xxx.dts b/arch/mips/boot/dts/cavium-octeon/octeon_3xxx.dts
index ca6b4467bcd3..0fa3dd1819ff 100644
--- a/arch/mips/boot/dts/cavium-octeon/octeon_3xxx.dts
+++ b/arch/mips/boot/dts/cavium-octeon/octeon_3xxx.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* OCTEON 3XXX, 5XXX, 63XX device tree skeleton.
*
diff --git a/arch/mips/boot/dts/cavium-octeon/octeon_3xxx.dtsi b/arch/mips/boot/dts/cavium-octeon/octeon_3xxx.dtsi
index 5302148e05a3..3c296623d870 100644
--- a/arch/mips/boot/dts/cavium-octeon/octeon_3xxx.dtsi
+++ b/arch/mips/boot/dts/cavium-octeon/octeon_3xxx.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* OCTEON 3XXX DTS common parts. */
/dts-v1/;
diff --git a/arch/mips/boot/dts/cavium-octeon/octeon_68xx.dts b/arch/mips/boot/dts/cavium-octeon/octeon_68xx.dts
index 79b46fcb0a11..3d0acbb2e15f 100644
--- a/arch/mips/boot/dts/cavium-octeon/octeon_68xx.dts
+++ b/arch/mips/boot/dts/cavium-octeon/octeon_68xx.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/*
* OCTEON 68XX device tree skeleton.
diff --git a/arch/mips/boot/dts/img/Makefile b/arch/mips/boot/dts/img/Makefile
index 3d70958d0f5a..139bcd887b86 100644
--- a/arch/mips/boot/dts/img/Makefile
+++ b/arch/mips/boot/dts/img/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_FIT_IMAGE_FDT_BOSTON) += boston.dtb
dtb-$(CONFIG_MACH_PISTACHIO) += pistachio_marduk.dtb
diff --git a/arch/mips/boot/dts/img/boston.dts b/arch/mips/boot/dts/img/boston.dts
index 53bfa29a7093..2cd49b60e030 100644
--- a/arch/mips/boot/dts/img/boston.dts
+++ b/arch/mips/boot/dts/img/boston.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include <dt-bindings/clock/boston-clock.h>
diff --git a/arch/mips/boot/dts/ingenic/Makefile b/arch/mips/boot/dts/ingenic/Makefile
index f2b864f07850..7798262570da 100644
--- a/arch/mips/boot/dts/ingenic/Makefile
+++ b/arch/mips/boot/dts/ingenic/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_JZ4740_QI_LB60) += qi_lb60.dtb
dtb-$(CONFIG_JZ4780_CI20) += ci20.dtb
diff --git a/arch/mips/boot/dts/ingenic/ci20.dts b/arch/mips/boot/dts/ingenic/ci20.dts
index 6c381844929c..a4cc52214dbd 100644
--- a/arch/mips/boot/dts/ingenic/ci20.dts
+++ b/arch/mips/boot/dts/ingenic/ci20.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "jz4780.dtsi"
diff --git a/arch/mips/boot/dts/ingenic/jz4740.dtsi b/arch/mips/boot/dts/ingenic/jz4740.dtsi
index 2ca7ce7481f1..cd5185bb90ae 100644
--- a/arch/mips/boot/dts/ingenic/jz4740.dtsi
+++ b/arch/mips/boot/dts/ingenic/jz4740.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/clock/jz4740-cgu.h>
/ {
diff --git a/arch/mips/boot/dts/ingenic/jz4780.dtsi b/arch/mips/boot/dts/ingenic/jz4780.dtsi
index e906134ecaef..ff3298f29ec4 100644
--- a/arch/mips/boot/dts/ingenic/jz4780.dtsi
+++ b/arch/mips/boot/dts/ingenic/jz4780.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/clock/jz4780-cgu.h>
/ {
diff --git a/arch/mips/boot/dts/ingenic/qi_lb60.dts b/arch/mips/boot/dts/ingenic/qi_lb60.dts
index b715ee2ac2ee..76aaf8982554 100644
--- a/arch/mips/boot/dts/ingenic/qi_lb60.dts
+++ b/arch/mips/boot/dts/ingenic/qi_lb60.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "jz4740.dtsi"
diff --git a/arch/mips/boot/dts/lantiq/Makefile b/arch/mips/boot/dts/lantiq/Makefile
index 0906c62141b9..0c50e3246a63 100644
--- a/arch/mips/boot/dts/lantiq/Makefile
+++ b/arch/mips/boot/dts/lantiq/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_DT_EASY50712) += easy50712.dtb
obj-y += $(patsubst %.dtb, %.dtb.o, $(dtb-y))
diff --git a/arch/mips/boot/dts/lantiq/danube.dtsi b/arch/mips/boot/dts/lantiq/danube.dtsi
index d4c59e003708..2dd950181f8a 100644
--- a/arch/mips/boot/dts/lantiq/danube.dtsi
+++ b/arch/mips/boot/dts/lantiq/danube.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
#address-cells = <1>;
#size-cells = <1>;
diff --git a/arch/mips/boot/dts/lantiq/easy50712.dts b/arch/mips/boot/dts/lantiq/easy50712.dts
index b59962585dde..c37a33962f28 100644
--- a/arch/mips/boot/dts/lantiq/easy50712.dts
+++ b/arch/mips/boot/dts/lantiq/easy50712.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "danube.dtsi"
diff --git a/arch/mips/boot/dts/mti/Makefile b/arch/mips/boot/dts/mti/Makefile
index fcabd69b7030..5ee06f73c348 100644
--- a/arch/mips/boot/dts/mti/Makefile
+++ b/arch/mips/boot/dts/mti/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_MIPS_MALTA) += malta.dtb
dtb-$(CONFIG_LEGACY_BOARD_SEAD3) += sead3.dtb
diff --git a/arch/mips/boot/dts/mti/malta.dts b/arch/mips/boot/dts/mti/malta.dts
index ffe3a1508e72..9944e716eac8 100644
--- a/arch/mips/boot/dts/mti/malta.dts
+++ b/arch/mips/boot/dts/mti/malta.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include <dt-bindings/interrupt-controller/irq.h>
diff --git a/arch/mips/boot/dts/mti/sead3.dts b/arch/mips/boot/dts/mti/sead3.dts
index 4f8bc83c2960..192c26ff1d3d 100644
--- a/arch/mips/boot/dts/mti/sead3.dts
+++ b/arch/mips/boot/dts/mti/sead3.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/memreserve/ 0x00000000 0x00001000; // reserved
diff --git a/arch/mips/boot/dts/netlogic/Makefile b/arch/mips/boot/dts/netlogic/Makefile
index 9868057140b5..1cb2fdbd8949 100644
--- a/arch/mips/boot/dts/netlogic/Makefile
+++ b/arch/mips/boot/dts/netlogic/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_DT_XLP_EVP) += xlp_evp.dtb
dtb-$(CONFIG_DT_XLP_SVP) += xlp_svp.dtb
dtb-$(CONFIG_DT_XLP_FVP) += xlp_fvp.dtb
diff --git a/arch/mips/boot/dts/netlogic/xlp_evp.dts b/arch/mips/boot/dts/netlogic/xlp_evp.dts
index ec16ec2d8d02..e63e55926e04 100644
--- a/arch/mips/boot/dts/netlogic/xlp_evp.dts
+++ b/arch/mips/boot/dts/netlogic/xlp_evp.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* XLP8XX Device Tree Source for EVP boards
*/
diff --git a/arch/mips/boot/dts/netlogic/xlp_fvp.dts b/arch/mips/boot/dts/netlogic/xlp_fvp.dts
index 4bcebe641d8e..d05abf13fb7d 100644
--- a/arch/mips/boot/dts/netlogic/xlp_fvp.dts
+++ b/arch/mips/boot/dts/netlogic/xlp_fvp.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* XLP2XX Device Tree Source for FVP boards
*/
diff --git a/arch/mips/boot/dts/netlogic/xlp_gvp.dts b/arch/mips/boot/dts/netlogic/xlp_gvp.dts
index b3ccb82ad7e4..d47de4851786 100644
--- a/arch/mips/boot/dts/netlogic/xlp_gvp.dts
+++ b/arch/mips/boot/dts/netlogic/xlp_gvp.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* XLP9XX Device Tree Source for GVP boards
*/
diff --git a/arch/mips/boot/dts/netlogic/xlp_rvp.dts b/arch/mips/boot/dts/netlogic/xlp_rvp.dts
index 3783639a318a..aa0faee194ec 100644
--- a/arch/mips/boot/dts/netlogic/xlp_rvp.dts
+++ b/arch/mips/boot/dts/netlogic/xlp_rvp.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* XLP5XX Device Tree Source for RVP boards
*/
diff --git a/arch/mips/boot/dts/netlogic/xlp_svp.dts b/arch/mips/boot/dts/netlogic/xlp_svp.dts
index 44d6640c1441..3bb0b2e08e4a 100644
--- a/arch/mips/boot/dts/netlogic/xlp_svp.dts
+++ b/arch/mips/boot/dts/netlogic/xlp_svp.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* XLP3XX Device Tree Source for SVP boards
*/
diff --git a/arch/mips/boot/dts/pic32/Makefile b/arch/mips/boot/dts/pic32/Makefile
index 7ac790551ec9..a86ddd289cfd 100644
--- a/arch/mips/boot/dts/pic32/Makefile
+++ b/arch/mips/boot/dts/pic32/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_DTB_PIC32_MZDA_SK) += pic32mzda_sk.dtb
dtb-$(CONFIG_DTB_PIC32_NONE) += \
diff --git a/arch/mips/boot/dts/qca/Makefile b/arch/mips/boot/dts/qca/Makefile
index 63a9ddf048c9..eabd94eb59db 100644
--- a/arch/mips/boot/dts/qca/Makefile
+++ b/arch/mips/boot/dts/qca/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# All DTBs
dtb-$(CONFIG_ATH79) += ar9132_tl_wr1043nd_v1.dtb
dtb-$(CONFIG_ATH79) += ar9331_dpt_module.dtb
diff --git a/arch/mips/boot/dts/qca/ar9132.dtsi b/arch/mips/boot/dts/qca/ar9132.dtsi
index 302f0a8d2988..1fe561c5f90e 100644
--- a/arch/mips/boot/dts/qca/ar9132.dtsi
+++ b/arch/mips/boot/dts/qca/ar9132.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/clock/ath79-clk.h>
/ {
diff --git a/arch/mips/boot/dts/qca/ar9132_tl_wr1043nd_v1.dts b/arch/mips/boot/dts/qca/ar9132_tl_wr1043nd_v1.dts
index 3c3b7ce5737b..3931033e47c8 100644
--- a/arch/mips/boot/dts/qca/ar9132_tl_wr1043nd_v1.dts
+++ b/arch/mips/boot/dts/qca/ar9132_tl_wr1043nd_v1.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
diff --git a/arch/mips/boot/dts/qca/ar9331.dtsi b/arch/mips/boot/dts/qca/ar9331.dtsi
index cf47ed4d8569..efd5f0722206 100644
--- a/arch/mips/boot/dts/qca/ar9331.dtsi
+++ b/arch/mips/boot/dts/qca/ar9331.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/clock/ath79-clk.h>
/ {
diff --git a/arch/mips/boot/dts/qca/ar9331_dpt_module.dts b/arch/mips/boot/dts/qca/ar9331_dpt_module.dts
index 98e74500e79d..d4e4502daaa8 100644
--- a/arch/mips/boot/dts/qca/ar9331_dpt_module.dts
+++ b/arch/mips/boot/dts/qca/ar9331_dpt_module.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
diff --git a/arch/mips/boot/dts/qca/ar9331_dragino_ms14.dts b/arch/mips/boot/dts/qca/ar9331_dragino_ms14.dts
index 56f832076a69..4f95ccf17c4c 100644
--- a/arch/mips/boot/dts/qca/ar9331_dragino_ms14.dts
+++ b/arch/mips/boot/dts/qca/ar9331_dragino_ms14.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
diff --git a/arch/mips/boot/dts/qca/ar9331_omega.dts b/arch/mips/boot/dts/qca/ar9331_omega.dts
index b2be3b04479d..f70f79c4d0d5 100644
--- a/arch/mips/boot/dts/qca/ar9331_omega.dts
+++ b/arch/mips/boot/dts/qca/ar9331_omega.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
diff --git a/arch/mips/boot/dts/qca/ar9331_tl_mr3020.dts b/arch/mips/boot/dts/qca/ar9331_tl_mr3020.dts
index 919cf3b854a5..748131aea22e 100644
--- a/arch/mips/boot/dts/qca/ar9331_tl_mr3020.dts
+++ b/arch/mips/boot/dts/qca/ar9331_tl_mr3020.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
diff --git a/arch/mips/boot/dts/ralink/Makefile b/arch/mips/boot/dts/ralink/Makefile
index 55e2937b61f3..a80eeeecf613 100644
--- a/arch/mips/boot/dts/ralink/Makefile
+++ b/arch/mips/boot/dts/ralink/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_DTB_RT2880_EVAL) += rt2880_eval.dtb
dtb-$(CONFIG_DTB_RT305X_EVAL) += rt3052_eval.dtb
dtb-$(CONFIG_DTB_RT3883_EVAL) += rt3883_eval.dtb
diff --git a/arch/mips/boot/dts/ralink/mt7620a.dtsi b/arch/mips/boot/dts/ralink/mt7620a.dtsi
index 793c0c7ca921..1f6e5320f486 100644
--- a/arch/mips/boot/dts/ralink/mt7620a.dtsi
+++ b/arch/mips/boot/dts/ralink/mt7620a.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
#address-cells = <1>;
#size-cells = <1>;
diff --git a/arch/mips/boot/dts/ralink/mt7620a_eval.dts b/arch/mips/boot/dts/ralink/mt7620a_eval.dts
index 709f58132f5c..8de8f89f31b8 100644
--- a/arch/mips/boot/dts/ralink/mt7620a_eval.dts
+++ b/arch/mips/boot/dts/ralink/mt7620a_eval.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "mt7620a.dtsi"
diff --git a/arch/mips/boot/dts/ralink/rt2880.dtsi b/arch/mips/boot/dts/ralink/rt2880.dtsi
index fb2faef0ab79..8fc1987d9063 100644
--- a/arch/mips/boot/dts/ralink/rt2880.dtsi
+++ b/arch/mips/boot/dts/ralink/rt2880.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
#address-cells = <1>;
#size-cells = <1>;
diff --git a/arch/mips/boot/dts/ralink/rt2880_eval.dts b/arch/mips/boot/dts/ralink/rt2880_eval.dts
index 0a685db093d4..759bc1dd5b83 100644
--- a/arch/mips/boot/dts/ralink/rt2880_eval.dts
+++ b/arch/mips/boot/dts/ralink/rt2880_eval.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "rt2880.dtsi"
diff --git a/arch/mips/boot/dts/ralink/rt3050.dtsi b/arch/mips/boot/dts/ralink/rt3050.dtsi
index d3cb57f985da..23062333a76d 100644
--- a/arch/mips/boot/dts/ralink/rt3050.dtsi
+++ b/arch/mips/boot/dts/ralink/rt3050.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
#address-cells = <1>;
#size-cells = <1>;
diff --git a/arch/mips/boot/dts/ralink/rt3052_eval.dts b/arch/mips/boot/dts/ralink/rt3052_eval.dts
index ec9e9a035541..674efdd42e74 100644
--- a/arch/mips/boot/dts/ralink/rt3052_eval.dts
+++ b/arch/mips/boot/dts/ralink/rt3052_eval.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "rt3050.dtsi"
diff --git a/arch/mips/boot/dts/ralink/rt3883.dtsi b/arch/mips/boot/dts/ralink/rt3883.dtsi
index 3d6fc9afdaf6..61132cf157e5 100644
--- a/arch/mips/boot/dts/ralink/rt3883.dtsi
+++ b/arch/mips/boot/dts/ralink/rt3883.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
#address-cells = <1>;
#size-cells = <1>;
diff --git a/arch/mips/boot/dts/ralink/rt3883_eval.dts b/arch/mips/boot/dts/ralink/rt3883_eval.dts
index e8df21a5d10d..c22bc84df219 100644
--- a/arch/mips/boot/dts/ralink/rt3883_eval.dts
+++ b/arch/mips/boot/dts/ralink/rt3883_eval.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "rt3883.dtsi"
diff --git a/arch/mips/boot/dts/xilfpga/Makefile b/arch/mips/boot/dts/xilfpga/Makefile
index 913a752a9ff1..498ac081e2fe 100644
--- a/arch/mips/boot/dts/xilfpga/Makefile
+++ b/arch/mips/boot/dts/xilfpga/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_XILFPGA_NEXYS4DDR) += nexys4ddr.dtb
obj-y += $(patsubst %.dtb, %.dtb.o, $(dtb-y))
diff --git a/arch/mips/boot/dts/xilfpga/microAptiv.dtsi b/arch/mips/boot/dts/xilfpga/microAptiv.dtsi
index 81d518e75785..87b2b1f9a1b0 100644
--- a/arch/mips/boot/dts/xilfpga/microAptiv.dtsi
+++ b/arch/mips/boot/dts/xilfpga/microAptiv.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
#address-cells = <1>;
#size-cells = <1>;
diff --git a/arch/mips/boot/dts/xilfpga/nexys4ddr.dts b/arch/mips/boot/dts/xilfpga/nexys4ddr.dts
index 09a62f2e2f8f..41fee03dc312 100644
--- a/arch/mips/boot/dts/xilfpga/nexys4ddr.dts
+++ b/arch/mips/boot/dts/xilfpga/nexys4ddr.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "microAptiv.dtsi"
diff --git a/arch/mips/boot/ecoff.h b/arch/mips/boot/ecoff.h
index 7a75ce2c1bcd..b3e73c22c345 100644
--- a/arch/mips/boot/ecoff.h
+++ b/arch/mips/boot/ecoff.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Some ECOFF definitions.
*/
diff --git a/arch/mips/boot/tools/Makefile b/arch/mips/boot/tools/Makefile
index d232a68f6c8a..5f8e737348eb 100644
--- a/arch/mips/boot/tools/Makefile
+++ b/arch/mips/boot/tools/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
hostprogs-y += relocs
relocs-objs += relocs_32.o
diff --git a/arch/mips/boot/tools/relocs.c b/arch/mips/boot/tools/relocs.c
index b9cbf78527e8..1bf53f3524b3 100644
--- a/arch/mips/boot/tools/relocs.c
+++ b/arch/mips/boot/tools/relocs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* This is included from relocs_32/64.c */
#define ElfW(type) _ElfW(ELF_BITS, type)
diff --git a/arch/mips/boot/tools/relocs.h b/arch/mips/boot/tools/relocs.h
index 3cf676f49e18..607ff0103064 100644
--- a/arch/mips/boot/tools/relocs.h
+++ b/arch/mips/boot/tools/relocs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef RELOCS_H
#define RELOCS_H
diff --git a/arch/mips/boot/tools/relocs_32.c b/arch/mips/boot/tools/relocs_32.c
index 915bdc07f5ed..428bea489303 100644
--- a/arch/mips/boot/tools/relocs_32.c
+++ b/arch/mips/boot/tools/relocs_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "relocs.h"
#define ELF_BITS 32
diff --git a/arch/mips/boot/tools/relocs_64.c b/arch/mips/boot/tools/relocs_64.c
index 06066e6ac2f9..154015d745d6 100644
--- a/arch/mips/boot/tools/relocs_64.c
+++ b/arch/mips/boot/tools/relocs_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "relocs.h"
#define ELF_BITS 64
diff --git a/arch/mips/boot/tools/relocs_main.c b/arch/mips/boot/tools/relocs_main.c
index d8fe2343b8d0..e2453a564b11 100644
--- a/arch/mips/boot/tools/relocs_main.c
+++ b/arch/mips/boot/tools/relocs_main.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <stdint.h>
diff --git a/arch/mips/cavium-octeon/Kconfig b/arch/mips/cavium-octeon/Kconfig
index 5c0b56203bae..204a1670fd9b 100644
--- a/arch/mips/cavium-octeon/Kconfig
+++ b/arch/mips/cavium-octeon/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if CPU_CAVIUM_OCTEON
config CAVIUM_CN63XXP1
diff --git a/arch/mips/cavium-octeon/crypto/Makefile b/arch/mips/cavium-octeon/crypto/Makefile
index f7aa9d5d3b87..db26c73fa0ed 100644
--- a/arch/mips/cavium-octeon/crypto/Makefile
+++ b/arch/mips/cavium-octeon/crypto/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# OCTEON-specific crypto modules.
#
diff --git a/arch/mips/dec/int-handler.S b/arch/mips/dec/int-handler.S
index cea2bb1621e6..a25ef822e725 100644
--- a/arch/mips/dec/int-handler.S
+++ b/arch/mips/dec/int-handler.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1995, 1996, 1997 Paul M. Antoine and Harald Koerfgen
* Copyright (C) 2000, 2001, 2002, 2003, 2005 Maciej W. Rozycki
diff --git a/arch/mips/dec/prom/cmdline.c b/arch/mips/dec/prom/cmdline.c
index c3490bebbc5d..3ed63280ae29 100644
--- a/arch/mips/dec/prom/cmdline.c
+++ b/arch/mips/dec/prom/cmdline.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* cmdline.c: read the command line passed to us by the PROM.
*
diff --git a/arch/mips/dec/prom/dectypes.h b/arch/mips/dec/prom/dectypes.h
index 69ea5b9c8190..9fcbcc7cdbd3 100644
--- a/arch/mips/dec/prom/dectypes.h
+++ b/arch/mips/dec/prom/dectypes.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DECTYPES
#define DECTYPES
diff --git a/arch/mips/dec/prom/identify.c b/arch/mips/dec/prom/identify.c
index 0c14a9d6a84a..80cd14cd1a63 100644
--- a/arch/mips/dec/prom/identify.c
+++ b/arch/mips/dec/prom/identify.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* identify.c: machine identification code.
*
diff --git a/arch/mips/dec/prom/init.c b/arch/mips/dec/prom/init.c
index d88eb7a6662b..cc988bbd27fc 100644
--- a/arch/mips/dec/prom/init.c
+++ b/arch/mips/dec/prom/init.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* init.c: PROM library initialisation code.
*
diff --git a/arch/mips/dec/prom/locore.S b/arch/mips/dec/prom/locore.S
index f72b5741025f..0eb8fab62ab0 100644
--- a/arch/mips/dec/prom/locore.S
+++ b/arch/mips/dec/prom/locore.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* locore.S
*/
diff --git a/arch/mips/dec/prom/memory.c b/arch/mips/dec/prom/memory.c
index 8c62316f22f4..a2acc6454cf3 100644
--- a/arch/mips/dec/prom/memory.c
+++ b/arch/mips/dec/prom/memory.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* memory.c: memory initialisation code.
*
diff --git a/arch/mips/dec/reset.c b/arch/mips/dec/reset.c
index c15a879046e5..3df01f1da347 100644
--- a/arch/mips/dec/reset.c
+++ b/arch/mips/dec/reset.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Reset a DECstation machine.
*
diff --git a/arch/mips/dec/time.c b/arch/mips/dec/time.c
index 1914e56f0d96..a2a150e4fbc2 100644
--- a/arch/mips/dec/time.c
+++ b/arch/mips/dec/time.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1991, 1992, 1995 Linus Torvalds
* Copyright (C) 2000, 2003 Maciej W. Rozycki
diff --git a/arch/mips/fw/arc/Makefile b/arch/mips/fw/arc/Makefile
index 4f349ec1ea2d..31dd7305d643 100644
--- a/arch/mips/fw/arc/Makefile
+++ b/arch/mips/fw/arc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the ARC prom monitor library routines under Linux.
#
diff --git a/arch/mips/fw/arc/arc_con.c b/arch/mips/fw/arc/arc_con.c
index bc32fe64f42a..769d4b9ac82e 100644
--- a/arch/mips/fw/arc/arc_con.c
+++ b/arch/mips/fw/arc/arc_con.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Wrap-around code for a console using the
* ARC io-routines.
diff --git a/arch/mips/fw/arc/memory.c b/arch/mips/fw/arc/memory.c
index 0d75b5a0bad4..dd9496f26e6a 100644
--- a/arch/mips/fw/arc/memory.c
+++ b/arch/mips/fw/arc/memory.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* memory.c: PROM library functions for acquiring/using memory descriptors
* given to us from the ARCS firmware.
diff --git a/arch/mips/fw/arc/salone.c b/arch/mips/fw/arc/salone.c
index 9b568950d1fd..2d99f44d5576 100644
--- a/arch/mips/fw/arc/salone.c
+++ b/arch/mips/fw/arc/salone.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Routines to load into memory and execute stand-along program images using
* ARCS PROM firmware.
diff --git a/arch/mips/generic/Kconfig b/arch/mips/generic/Kconfig
index e0436aaf7f38..0b67c46666cc 100644
--- a/arch/mips/generic/Kconfig
+++ b/arch/mips/generic/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if MIPS_GENERIC
config LEGACY_BOARDS
diff --git a/arch/mips/generic/Makefile b/arch/mips/generic/Makefile
index 56b3ea565ed9..874967363dbb 100644
--- a/arch/mips/generic/Makefile
+++ b/arch/mips/generic/Makefile
@@ -1,6 +1,6 @@
#
# Copyright (C) 2016 Imagination Technologies
-# Author: Paul Burton <paul.burton@imgtec.com>
+# Author: Paul Burton <paul.burton@mips.com>
#
# This program is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/generic/Platform b/arch/mips/generic/Platform
index f5312dfa8184..b51432dd10b6 100644
--- a/arch/mips/generic/Platform
+++ b/arch/mips/generic/Platform
@@ -1,6 +1,6 @@
#
# Copyright (C) 2016 Imagination Technologies
-# Author: Paul Burton <paul.burton@imgtec.com>
+# Author: Paul Burton <paul.burton@mips.com>
#
# This program is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/generic/board-ni169445.its.S b/arch/mips/generic/board-ni169445.its.S
index d12e12fe90be..e4cb4f95a8cc 100644
--- a/arch/mips/generic/board-ni169445.its.S
+++ b/arch/mips/generic/board-ni169445.its.S
@@ -1,4 +1,4 @@
-{
+/ {
images {
fdt@ni169445 {
description = "NI 169445 device tree";
diff --git a/arch/mips/generic/board-sead3.c b/arch/mips/generic/board-sead3.c
index f109a6b9fdd0..10cf93d97346 100644
--- a/arch/mips/generic/board-sead3.c
+++ b/arch/mips/generic/board-sead3.c
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2016 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/generic/init.c b/arch/mips/generic/init.c
index 15a7fb8e2a2e..5ba6fcc26fa7 100644
--- a/arch/mips/generic/init.c
+++ b/arch/mips/generic/init.c
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2016 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
@@ -20,7 +20,7 @@
#include <asm/fw/fw.h>
#include <asm/irq_cpu.h>
#include <asm/machine.h>
-#include <asm/mips-cpc.h>
+#include <asm/mips-cps.h>
#include <asm/prom.h>
#include <asm/smp-ops.h>
#include <asm/time.h>
diff --git a/arch/mips/generic/irq.c b/arch/mips/generic/irq.c
index 5322d09dd51b..394f8161e462 100644
--- a/arch/mips/generic/irq.c
+++ b/arch/mips/generic/irq.c
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2016 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/generic/kexec.c b/arch/mips/generic/kexec.c
index e9fb735299e3..1ca409f58929 100644
--- a/arch/mips/generic/kexec.c
+++ b/arch/mips/generic/kexec.c
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2016 Imagination Technologies
- * Author: Marcin Nowakowski <marcin.nowakowski@imgtec.com>
+ * Author: Marcin Nowakowski <marcin.nowakowski@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/generic/proc.c b/arch/mips/generic/proc.c
index 42b33250a4a2..199fb2cc57ee 100644
--- a/arch/mips/generic/proc.c
+++ b/arch/mips/generic/proc.c
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2016 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/generic/vmlinux.its.S b/arch/mips/generic/vmlinux.its.S
index f67fbf1c8541..1a08438fd893 100644
--- a/arch/mips/generic/vmlinux.its.S
+++ b/arch/mips/generic/vmlinux.its.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/dts-v1/;
/ {
diff --git a/arch/mips/generic/yamon-dt.c b/arch/mips/generic/yamon-dt.c
index 6077bca9b364..b408dac722ac 100644
--- a/arch/mips/generic/yamon-dt.c
+++ b/arch/mips/generic/yamon-dt.c
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2016 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/include/asm/asm-prototypes.h b/arch/mips/include/asm/asm-prototypes.h
index 6e28971fe73a..d60b57f34e92 100644
--- a/arch/mips/include/asm/asm-prototypes.h
+++ b/arch/mips/include/asm/asm-prototypes.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/checksum.h>
#include <asm/page.h>
#include <asm/fpu.h>
diff --git a/arch/mips/include/asm/asmmacro-32.h b/arch/mips/include/asm/asmmacro-32.h
index 0ef39ad0f2d4..1c08c1f7903c 100644
--- a/arch/mips/include/asm/asmmacro-32.h
+++ b/arch/mips/include/asm/asmmacro-32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* asmmacro.h: Assembler macros to make things easier to read.
*
diff --git a/arch/mips/include/asm/asmmacro-64.h b/arch/mips/include/asm/asmmacro-64.h
index 38ea609465b1..68039dee5ba6 100644
--- a/arch/mips/include/asm/asmmacro-64.h
+++ b/arch/mips/include/asm/asmmacro-64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* asmmacro.h: Assembler macros to make things easier to read.
*
diff --git a/arch/mips/include/asm/bitrev.h b/arch/mips/include/asm/bitrev.h
index bc739a404ae3..8a2538e08a4e 100644
--- a/arch/mips/include/asm/bitrev.h
+++ b/arch/mips/include/asm/bitrev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MIPS_ASM_BITREV_H__
#define __MIPS_ASM_BITREV_H__
diff --git a/arch/mips/include/asm/bmips-spaces.h b/arch/mips/include/asm/bmips-spaces.h
index eb96541ae67e..febc4c30a308 100644
--- a/arch/mips/include/asm/bmips-spaces.h
+++ b/arch/mips/include/asm/bmips-spaces.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_BMIPS_SPACES_H
#define __ASM_BMIPS_SPACES_H
diff --git a/arch/mips/include/asm/bug.h b/arch/mips/include/asm/bug.h
index 540c98a810d1..745dc160a069 100644
--- a/arch/mips/include/asm/bug.h
+++ b/arch/mips/include/asm/bug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_BUG_H
#define __ASM_BUG_H
diff --git a/arch/mips/include/asm/bugs.h b/arch/mips/include/asm/bugs.h
index b160a706795d..d8ab8b7129b5 100644
--- a/arch/mips/include/asm/bugs.h
+++ b/arch/mips/include/asm/bugs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This is included by init/main.c to check for architecture-dependent bugs.
*
diff --git a/arch/mips/include/asm/clock.h b/arch/mips/include/asm/clock.h
index 4809c29a4890..5a8f96ebe5fa 100644
--- a/arch/mips/include/asm/clock.h
+++ b/arch/mips/include/asm/clock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MIPS_CLOCK_H
#define __ASM_MIPS_CLOCK_H
diff --git a/arch/mips/include/asm/cmp.h b/arch/mips/include/asm/cmp.h
index 033d97303c85..e9e87504bb0c 100644
--- a/arch/mips/include/asm/cmp.h
+++ b/arch/mips/include/asm/cmp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CMP_H
#define _ASM_CMP_H
diff --git a/arch/mips/include/asm/cmpxchg.h b/arch/mips/include/asm/cmpxchg.h
index 903f3bf48419..7e25c5cc353a 100644
--- a/arch/mips/include/asm/cmpxchg.h
+++ b/arch/mips/include/asm/cmpxchg.h
@@ -155,14 +155,16 @@ static inline unsigned long __cmpxchg(volatile void *ptr, unsigned long old,
return __cmpxchg_small(ptr, old, new, size);
case 4:
- return __cmpxchg_asm("ll", "sc", (volatile u32 *)ptr, old, new);
+ return __cmpxchg_asm("ll", "sc", (volatile u32 *)ptr,
+ (u32)old, new);
case 8:
/* lld/scd are only available for MIPS64 */
if (!IS_ENABLED(CONFIG_64BIT))
return __cmpxchg_called_with_bad_pointer();
- return __cmpxchg_asm("lld", "scd", (volatile u64 *)ptr, old, new);
+ return __cmpxchg_asm("lld", "scd", (volatile u64 *)ptr,
+ (u64)old, new);
default:
return __cmpxchg_called_with_bad_pointer();
diff --git a/arch/mips/include/asm/compat-signal.h b/arch/mips/include/asm/compat-signal.h
index 4c6176467146..e87cd243b0f4 100644
--- a/arch/mips/include/asm/compat-signal.h
+++ b/arch/mips/include/asm/compat-signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_COMPAT_SIGNAL_H
#define __ASM_COMPAT_SIGNAL_H
diff --git a/arch/mips/include/asm/compat.h b/arch/mips/include/asm/compat.h
index a9580097cba8..8e2b5b556488 100644
--- a/arch/mips/include/asm/compat.h
+++ b/arch/mips/include/asm/compat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_COMPAT_H
#define _ASM_COMPAT_H
/*
diff --git a/arch/mips/include/asm/cpu.h b/arch/mips/include/asm/cpu.h
index ece9b84f3bcb..d39324c4adf1 100644
--- a/arch/mips/include/asm/cpu.h
+++ b/arch/mips/include/asm/cpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* cpu.h: Values of the PRId register used to match up
* various MIPS cpu types.
diff --git a/arch/mips/include/asm/dma-mapping.h b/arch/mips/include/asm/dma-mapping.h
index aba71385f9d1..42f8cbad6c23 100644
--- a/arch/mips/include/asm/dma-mapping.h
+++ b/arch/mips/include/asm/dma-mapping.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_DMA_MAPPING_H
#define _ASM_DMA_MAPPING_H
diff --git a/arch/mips/include/asm/dma.h b/arch/mips/include/asm/dma.h
index 5b9ed1bffdbc..be726b943530 100644
--- a/arch/mips/include/asm/dma.h
+++ b/arch/mips/include/asm/dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/asm/dma.h: Defines for using and allocating dma channels.
* Written by Hennus Bergman, 1992.
diff --git a/arch/mips/include/asm/dsemul.h b/arch/mips/include/asm/dsemul.h
index a6e067801f23..b47a97527673 100644
--- a/arch/mips/include/asm/dsemul.h
+++ b/arch/mips/include/asm/dsemul.h
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2016 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/include/asm/edac.h b/arch/mips/include/asm/edac.h
index 980b16527374..fc467767329b 100644
--- a/arch/mips/include/asm/edac.h
+++ b/arch/mips/include/asm/edac.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASM_EDAC_H
#define ASM_EDAC_H
diff --git a/arch/mips/include/asm/extable.h b/arch/mips/include/asm/extable.h
index dce7a627a925..78d0ae156058 100644
--- a/arch/mips/include/asm/extable.h
+++ b/arch/mips/include/asm/extable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_EXTABLE_H
#define _ASM_EXTABLE_H
diff --git a/arch/mips/include/asm/fw/arc/hinv.h b/arch/mips/include/asm/fw/arc/hinv.h
index 9fac64a26353..d67b6a90f9b3 100644
--- a/arch/mips/include/asm/fw/arc/hinv.h
+++ b/arch/mips/include/asm/fw/arc/hinv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ARCS hardware/memory inventory/configuration and system ID definitions.
*/
diff --git a/arch/mips/include/asm/gio_device.h b/arch/mips/include/asm/gio_device.h
index 71a986e9b694..c52948f9ca95 100644
--- a/arch/mips/include/asm/gio_device.h
+++ b/arch/mips/include/asm/gio_device.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/device.h>
#include <linux/mod_devicetable.h>
diff --git a/arch/mips/include/asm/highmem.h b/arch/mips/include/asm/highmem.h
index 279b6d14ffeb..9d84aafc33d0 100644
--- a/arch/mips/include/asm/highmem.h
+++ b/arch/mips/include/asm/highmem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* highmem.h: virtual kernel memory mappings for high memory
*
diff --git a/arch/mips/include/asm/hpet.h b/arch/mips/include/asm/hpet.h
index 18a8f778bfaa..d47268eceabc 100644
--- a/arch/mips/include/asm/hpet.h
+++ b/arch/mips/include/asm/hpet.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_HPET_H
#define _ASM_HPET_H
diff --git a/arch/mips/include/asm/idle.h b/arch/mips/include/asm/idle.h
index a2d18ab57ac6..655a6dbc861a 100644
--- a/arch/mips/include/asm/idle.h
+++ b/arch/mips/include/asm/idle.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_IDLE_H
#define __ASM_IDLE_H
diff --git a/arch/mips/include/asm/isadep.h b/arch/mips/include/asm/isadep.h
index b4af6eb24ab9..d1683202399b 100644
--- a/arch/mips/include/asm/isadep.h
+++ b/arch/mips/include/asm/isadep.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Various ISA level dependent constants.
* Most of the following constants reflect the different layout
diff --git a/arch/mips/include/asm/jazzdma.h b/arch/mips/include/asm/jazzdma.h
index 2cefc3c47241..d913439c738c 100644
--- a/arch/mips/include/asm/jazzdma.h
+++ b/arch/mips/include/asm/jazzdma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Helpfile for jazzdma.c -- Mips Jazz R4030 DMA controller support
*/
diff --git a/arch/mips/include/asm/kdebug.h b/arch/mips/include/asm/kdebug.h
index 8e3d08e739c1..a55a207cfaa3 100644
--- a/arch/mips/include/asm/kdebug.h
+++ b/arch/mips/include/asm/kdebug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_MIPS_KDEBUG_H
#define _ASM_MIPS_KDEBUG_H
diff --git a/arch/mips/include/asm/kgdb.h b/arch/mips/include/asm/kgdb.h
index 69dc0df94a96..4f2302267deb 100644
--- a/arch/mips/include/asm/kgdb.h
+++ b/arch/mips/include/asm/kgdb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_KGDB_H_
#define __ASM_KGDB_H_
diff --git a/arch/mips/include/asm/kmap_types.h b/arch/mips/include/asm/kmap_types.h
index c1909dcada39..16665dc2431b 100644
--- a/arch/mips/include/asm/kmap_types.h
+++ b/arch/mips/include/asm/kmap_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_KMAP_TYPES_H
#define _ASM_KMAP_TYPES_H
diff --git a/arch/mips/include/asm/kvm_para.h b/arch/mips/include/asm/kvm_para.h
index 5a9aa918abe6..60b1aa0b7014 100644
--- a/arch/mips/include/asm/kvm_para.h
+++ b/arch/mips/include/asm/kvm_para.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_MIPS_KVM_PARA_H
#define _ASM_MIPS_KVM_PARA_H
diff --git a/arch/mips/include/asm/lasat/ds1603.h b/arch/mips/include/asm/lasat/ds1603.h
index edcd7544b358..ab833be9637d 100644
--- a/arch/mips/include/asm/lasat/ds1603.h
+++ b/arch/mips/include/asm/lasat/ds1603.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/addrspace.h>
/* Lasat 100 */
diff --git a/arch/mips/include/asm/lasat/eeprom.h b/arch/mips/include/asm/lasat/eeprom.h
index d918b822e376..24001a5cbb11 100644
--- a/arch/mips/include/asm/lasat/eeprom.h
+++ b/arch/mips/include/asm/lasat/eeprom.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/addrspace.h>
/* lasat 100 */
diff --git a/arch/mips/include/asm/lasat/head.h b/arch/mips/include/asm/lasat/head.h
index f5589f31a197..20b0ecedd4b5 100644
--- a/arch/mips/include/asm/lasat/head.h
+++ b/arch/mips/include/asm/lasat/head.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Image header stuff
*/
diff --git a/arch/mips/include/asm/lasat/lasatint.h b/arch/mips/include/asm/lasat/lasatint.h
index e0d2458b43d0..b2b346e0ca38 100644
--- a/arch/mips/include/asm/lasat/lasatint.h
+++ b/arch/mips/include/asm/lasat/lasatint.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_LASAT_LASATINT_H
#define __ASM_LASAT_LASATINT_H
diff --git a/arch/mips/include/asm/lasat/picvue.h b/arch/mips/include/asm/lasat/picvue.h
index 42a492edc40e..99987c5a4b83 100644
--- a/arch/mips/include/asm/lasat/picvue.h
+++ b/arch/mips/include/asm/lasat/picvue.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Lasat 100 */
#define PVC_REG_100 KSEG1ADDR(0x1c820000)
#define PVC_DATA_SHIFT_100 0
diff --git a/arch/mips/include/asm/lasat/serial.h b/arch/mips/include/asm/lasat/serial.h
index a2f6c7a9cfe8..7b43d74089d1 100644
--- a/arch/mips/include/asm/lasat/serial.h
+++ b/arch/mips/include/asm/lasat/serial.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/lasat/lasat.h>
/* Lasat 100 boards serial configuration */
diff --git a/arch/mips/include/asm/linkage.h b/arch/mips/include/asm/linkage.h
index 99651b0ea7c7..1829c2b6da6c 100644
--- a/arch/mips/include/asm/linkage.h
+++ b/arch/mips/include/asm/linkage.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_LINKAGE_H
#define __ASM_LINKAGE_H
diff --git a/arch/mips/include/asm/local.h b/arch/mips/include/asm/local.h
index 8feaed62a2ab..ac8264eca1e9 100644
--- a/arch/mips/include/asm/local.h
+++ b/arch/mips/include/asm/local.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ARCH_MIPS_LOCAL_H
#define _ARCH_MIPS_LOCAL_H
diff --git a/arch/mips/include/asm/m48t37.h b/arch/mips/include/asm/m48t37.h
index e6eaf5339e4e..3687a02e692b 100644
--- a/arch/mips/include/asm/m48t37.h
+++ b/arch/mips/include/asm/m48t37.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Registers for the SGS-Thomson M48T37 Timekeeper RAM chip
*/
diff --git a/arch/mips/include/asm/maar.h b/arch/mips/include/asm/maar.h
index e10f78befbd9..1e0da80bba13 100644
--- a/arch/mips/include/asm/maar.h
+++ b/arch/mips/include/asm/maar.h
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2014 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/include/asm/mach-ath25/ath25_platform.h b/arch/mips/include/asm/mach-ath25/ath25_platform.h
index 4f4ee4f9e5ec..0aacc55aa51d 100644
--- a/arch/mips/include/asm/mach-ath25/ath25_platform.h
+++ b/arch/mips/include/asm/mach-ath25/ath25_platform.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_ATH25_PLATFORM_H
#define __ASM_MACH_ATH25_PLATFORM_H
diff --git a/arch/mips/include/asm/mach-au1x00/au1200fb.h b/arch/mips/include/asm/mach-au1x00/au1200fb.h
index b3c87cc64bb9..e0e98f06c642 100644
--- a/arch/mips/include/asm/mach-au1x00/au1200fb.h
+++ b/arch/mips/include/asm/mach-au1x00/au1200fb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* platform data for au1200fb driver.
*/
diff --git a/arch/mips/include/asm/mach-au1x00/au1550_spi.h b/arch/mips/include/asm/mach-au1x00/au1550_spi.h
index 08e1958e9410..fe6ca4606d77 100644
--- a/arch/mips/include/asm/mach-au1x00/au1550_spi.h
+++ b/arch/mips/include/asm/mach-au1x00/au1550_spi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* au1550_spi.h - Au1550 PSC SPI controller driver - platform data structure
*/
diff --git a/arch/mips/include/asm/mach-au1x00/au1550nd.h b/arch/mips/include/asm/mach-au1x00/au1550nd.h
index ad4c0a03afef..d26dc1dadf44 100644
--- a/arch/mips/include/asm/mach-au1x00/au1550nd.h
+++ b/arch/mips/include/asm/mach-au1x00/au1550nd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* platform data for the Au1550 NAND driver
*/
diff --git a/arch/mips/include/asm/mach-au1x00/au1xxx_eth.h b/arch/mips/include/asm/mach-au1x00/au1xxx_eth.h
index 49dc8d9db186..9d1c8d5ed4a8 100644
--- a/arch/mips/include/asm/mach-au1x00/au1xxx_eth.h
+++ b/arch/mips/include/asm/mach-au1x00/au1xxx_eth.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __AU1X00_ETH_DATA_H
#define __AU1X00_ETH_DATA_H
diff --git a/arch/mips/include/asm/mach-au1x00/gpio-au1300.h b/arch/mips/include/asm/mach-au1x00/gpio-au1300.h
index d607d643b973..d25846a1291f 100644
--- a/arch/mips/include/asm/mach-au1x00/gpio-au1300.h
+++ b/arch/mips/include/asm/mach-au1x00/gpio-au1300.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* gpio-au1300.h -- GPIO control for Au1300 GPIC and compatibles.
*
diff --git a/arch/mips/include/asm/mach-au1x00/prom.h b/arch/mips/include/asm/mach-au1x00/prom.h
index 4c0e09cf1735..c62ee0246d76 100644
--- a/arch/mips/include/asm/mach-au1x00/prom.h
+++ b/arch/mips/include/asm/mach-au1x00/prom.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __AU1X00_PROM_H
#define __AU1X00_PROM_H
diff --git a/arch/mips/include/asm/mach-bcm47xx/bcm47xx_board.h b/arch/mips/include/asm/mach-bcm47xx/bcm47xx_board.h
index ee3d4fe515a0..cbf9da7f2f94 100644
--- a/arch/mips/include/asm/mach-bcm47xx/bcm47xx_board.h
+++ b/arch/mips/include/asm/mach-bcm47xx/bcm47xx_board.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __BCM47XX_BOARD_H
#define __BCM47XX_BOARD_H
diff --git a/arch/mips/include/asm/mach-bcm47xx/cpu-feature-overrides.h b/arch/mips/include/asm/mach-bcm47xx/cpu-feature-overrides.h
index b7992cd4aaf9..b23ff47ea475 100644
--- a/arch/mips/include/asm/mach-bcm47xx/cpu-feature-overrides.h
+++ b/arch/mips/include/asm/mach-bcm47xx/cpu-feature-overrides.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_BCM47XX_CPU_FEATURE_OVERRIDES_H
#define __ASM_MACH_BCM47XX_CPU_FEATURE_OVERRIDES_H
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_board.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_board.h
index fa3e7e617b09..1d19a726f86c 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_board.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_board.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BCM63XX_BOARD_H_
#define BCM63XX_BOARD_H_
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
index 56bb19219d48..1cad18e6681d 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BCM63XX_CPU_H_
#define BCM63XX_CPU_H_
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cs.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cs.h
index b1821c866e53..1c634d7c1597 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cs.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BCM63XX_CS_H
#define BCM63XX_CS_H
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_dsp.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_dsp.h
index b587d45c3045..4e4970787371 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_dsp.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_dsp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __BCM63XX_DSP_H
#define __BCM63XX_DSP_H
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_enet.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_enet.h
index c4e856f27040..c0bd47444cff 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_enet.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_enet.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BCM63XX_DEV_ENET_H_
#define BCM63XX_DEV_ENET_H_
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_flash.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_flash.h
index 354b8481ec4a..4d5005f2b8b5 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_flash.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_flash.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __BCM63XX_FLASH_H
#define __BCM63XX_FLASH_H
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_hsspi.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_hsspi.h
index 1b1acafb3d79..f93f176c1bee 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_hsspi.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_hsspi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BCM63XX_DEV_HSSPI_H
#define BCM63XX_DEV_HSSPI_H
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_pci.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_pci.h
index c549344b70ad..1951c125cf0e 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_pci.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BCM63XX_DEV_PCI_H_
#define BCM63XX_DEV_PCI_H_
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_pcmcia.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_pcmcia.h
index 2beb3969ce3b..01674ac58bb5 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_pcmcia.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_pcmcia.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BCM63XX_DEV_PCMCIA_H_
#define BCM63XX_DEV_PCMCIA_H_
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_spi.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_spi.h
index dd299548860d..0ab750522324 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_spi.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_spi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BCM63XX_DEV_SPI_H
#define BCM63XX_DEV_SPI_H
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_uart.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_uart.h
index 23c705baf171..88f8cf1c7094 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_uart.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_uart.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BCM63XX_DEV_UART_H_
#define BCM63XX_DEV_UART_H_
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_usb_usbd.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_usb_usbd.h
index 5d6d6986f40b..3f920baff966 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_usb_usbd.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_usb_usbd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BCM63XX_DEV_USB_USBD_H_
#define BCM63XX_DEV_USB_USBD_H_
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_gpio.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_gpio.h
index 565ff36a1119..8fe88c2251e4 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_gpio.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_gpio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BCM63XX_GPIO_H
#define BCM63XX_GPIO_H
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_io.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_io.h
index 7033144aab2d..31c692433ada 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_io.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_io.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BCM63XX_IO_H_
#define BCM63XX_IO_H_
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_irq.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_irq.h
index 0c3074b871b8..7887bc6905f5 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_irq.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BCM63XX_IRQ_H_
#define BCM63XX_IRQ_H_
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_iudma.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_iudma.h
index 1e89df7244bd..73df916e414d 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_iudma.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_iudma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BCM63XX_IUDMA_H_
#define BCM63XX_IUDMA_H_
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_nvram.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_nvram.h
index 348df49dcc9f..f78d725f263f 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_nvram.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_nvram.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BCM63XX_NVRAM_H
#define BCM63XX_NVRAM_H
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
index 24080af570f9..bc3444cd4ef2 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BCM63XX_REGS_H_
#define BCM63XX_REGS_H_
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_reset.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_reset.h
index 3a6eb9c1adc6..2c0645b7da84 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_reset.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_reset.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __BCM63XX_RESET_H
#define __BCM63XX_RESET_H
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_timer.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_timer.h
index c0fce833c9ed..bcbece793fd8 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_timer.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_timer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BCM63XX_TIMER_H_
#define BCM63XX_TIMER_H_
diff --git a/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h b/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
index b86a0efba665..5e5b1bc4a324 100644
--- a/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
+++ b/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BOARD_BCM963XX_H_
#define BOARD_BCM963XX_H_
diff --git a/arch/mips/include/asm/mach-bcm63xx/cpu-feature-overrides.h b/arch/mips/include/asm/mach-bcm63xx/cpu-feature-overrides.h
index b56cf10b91d3..0ebecbdb9749 100644
--- a/arch/mips/include/asm/mach-bcm63xx/cpu-feature-overrides.h
+++ b/arch/mips/include/asm/mach-bcm63xx/cpu-feature-overrides.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_BCM963XX_CPU_FEATURE_OVERRIDES_H
#define __ASM_MACH_BCM963XX_CPU_FEATURE_OVERRIDES_H
diff --git a/arch/mips/include/asm/mach-bcm63xx/ioremap.h b/arch/mips/include/asm/mach-bcm63xx/ioremap.h
index aea6e64b828f..8cd261ec0a75 100644
--- a/arch/mips/include/asm/mach-bcm63xx/ioremap.h
+++ b/arch/mips/include/asm/mach-bcm63xx/ioremap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BCM63XX_IOREMAP_H_
#define BCM63XX_IOREMAP_H_
diff --git a/arch/mips/include/asm/mach-bcm63xx/irq.h b/arch/mips/include/asm/mach-bcm63xx/irq.h
index 2bbfc8d1f307..b016f0615d5f 100644
--- a/arch/mips/include/asm/mach-bcm63xx/irq.h
+++ b/arch/mips/include/asm/mach-bcm63xx/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_BCM63XX_IRQ_H
#define __ASM_MACH_BCM63XX_IRQ_H
diff --git a/arch/mips/include/asm/mach-bmips/cpu-feature-overrides.h b/arch/mips/include/asm/mach-bmips/cpu-feature-overrides.h
index fa0583e1ce0d..68a219d80407 100644
--- a/arch/mips/include/asm/mach-bmips/cpu-feature-overrides.h
+++ b/arch/mips/include/asm/mach-bmips/cpu-feature-overrides.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_BMIPS_CPU_FEATURE_OVERRIDES_H
#define __ASM_MACH_BMIPS_CPU_FEATURE_OVERRIDES_H
diff --git a/arch/mips/include/asm/mach-bmips/ioremap.h b/arch/mips/include/asm/mach-bmips/ioremap.h
index 29c7a7bb7080..52632ebc705f 100644
--- a/arch/mips/include/asm/mach-bmips/ioremap.h
+++ b/arch/mips/include/asm/mach-bmips/ioremap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_BMIPS_IOREMAP_H
#define __ASM_MACH_BMIPS_IOREMAP_H
diff --git a/arch/mips/include/asm/mach-db1x00/bcsr.h b/arch/mips/include/asm/mach-db1x00/bcsr.h
index 3c3ed4ae45e2..4a27738e8b22 100644
--- a/arch/mips/include/asm/mach-db1x00/bcsr.h
+++ b/arch/mips/include/asm/mach-db1x00/bcsr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* bcsr.h -- Db1xxx/Pb1xxx Devboard CPLD registers ("BCSR") abstraction.
*
diff --git a/arch/mips/include/asm/mach-generic/kmalloc.h b/arch/mips/include/asm/mach-generic/kmalloc.h
index a5d669086ed9..74207c7bd00d 100644
--- a/arch/mips/include/asm/mach-generic/kmalloc.h
+++ b/arch/mips/include/asm/mach-generic/kmalloc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_GENERIC_KMALLOC_H
#define __ASM_MACH_GENERIC_KMALLOC_H
diff --git a/arch/mips/include/asm/mach-ip27/mmzone.h b/arch/mips/include/asm/mach-ip27/mmzone.h
index ebc9377ff876..2ed3094dee07 100644
--- a/arch/mips/include/asm/mach-ip27/mmzone.h
+++ b/arch/mips/include/asm/mach-ip27/mmzone.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_MACH_MMZONE_H
#define _ASM_MACH_MMZONE_H
diff --git a/arch/mips/include/asm/mach-ip27/topology.h b/arch/mips/include/asm/mach-ip27/topology.h
index 3fb7a0e09494..42ea1313626c 100644
--- a/arch/mips/include/asm/mach-ip27/topology.h
+++ b/arch/mips/include/asm/mach-ip27/topology.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_MACH_TOPOLOGY_H
#define _ASM_MACH_TOPOLOGY_H 1
diff --git a/arch/mips/include/asm/mach-ip32/kmalloc.h b/arch/mips/include/asm/mach-ip32/kmalloc.h
index 042ca926c48f..07a0146ea61f 100644
--- a/arch/mips/include/asm/mach-ip32/kmalloc.h
+++ b/arch/mips/include/asm/mach-ip32/kmalloc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_IP32_KMALLOC_H
#define __ASM_MACH_IP32_KMALLOC_H
diff --git a/arch/mips/include/asm/mach-jz4740/base.h b/arch/mips/include/asm/mach-jz4740/base.h
index f37318605452..96b2d6674cdb 100644
--- a/arch/mips/include/asm/mach-jz4740/base.h
+++ b/arch/mips/include/asm/mach-jz4740/base.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_JZ4740_BASE_H__
#define __ASM_MACH_JZ4740_BASE_H__
diff --git a/arch/mips/include/asm/mach-jz4740/jz4740_mmc.h b/arch/mips/include/asm/mach-jz4740/jz4740_mmc.h
index 8543f432b4b3..e9cc62cfac99 100644
--- a/arch/mips/include/asm/mach-jz4740/jz4740_mmc.h
+++ b/arch/mips/include/asm/mach-jz4740/jz4740_mmc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_MMC_JZ4740_MMC
#define __LINUX_MMC_JZ4740_MMC
diff --git a/arch/mips/include/asm/mach-lasat/irq.h b/arch/mips/include/asm/mach-lasat/irq.h
index 3a282419d5f9..d79cbe075084 100644
--- a/arch/mips/include/asm/mach-lasat/irq.h
+++ b/arch/mips/include/asm/mach-lasat/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_MACH_LASAT_IRQ_H
#define _ASM_MACH_LASAT_IRQ_H
diff --git a/arch/mips/include/asm/mach-lasat/mach-gt64120.h b/arch/mips/include/asm/mach-lasat/mach-gt64120.h
index c253d3fa5167..6666a8871a23 100644
--- a/arch/mips/include/asm/mach-lasat/mach-gt64120.h
+++ b/arch/mips/include/asm/mach-lasat/mach-gt64120.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This is a direct copy of the ev96100.h file, with a global
* search and replace. The numbers are the same.
diff --git a/arch/mips/include/asm/mach-loongson64/boot_param.h b/arch/mips/include/asm/mach-loongson64/boot_param.h
index 9f9bb9c53785..4f69f08717f6 100644
--- a/arch/mips/include/asm/mach-loongson64/boot_param.h
+++ b/arch/mips/include/asm/mach-loongson64/boot_param.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_LOONGSON64_BOOT_PARAM_H_
#define __ASM_MACH_LOONGSON64_BOOT_PARAM_H_
diff --git a/arch/mips/include/asm/mach-loongson64/cs5536/cs5536.h b/arch/mips/include/asm/mach-loongson64/cs5536/cs5536.h
index a0ee0cb775ad..9795b3361532 100644
--- a/arch/mips/include/asm/mach-loongson64/cs5536/cs5536.h
+++ b/arch/mips/include/asm/mach-loongson64/cs5536/cs5536.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* The header file of cs5536 south bridge.
*
diff --git a/arch/mips/include/asm/mach-loongson64/cs5536/cs5536_mfgpt.h b/arch/mips/include/asm/mach-loongson64/cs5536/cs5536_mfgpt.h
index 021d0172dad6..52e8bb0fc04d 100644
--- a/arch/mips/include/asm/mach-loongson64/cs5536/cs5536_mfgpt.h
+++ b/arch/mips/include/asm/mach-loongson64/cs5536/cs5536_mfgpt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* cs5536 mfgpt header file
*/
diff --git a/arch/mips/include/asm/mach-loongson64/cs5536/cs5536_pci.h b/arch/mips/include/asm/mach-loongson64/cs5536/cs5536_pci.h
index bf9dd9eb4ceb..a0d4b752899e 100644
--- a/arch/mips/include/asm/mach-loongson64/cs5536/cs5536_pci.h
+++ b/arch/mips/include/asm/mach-loongson64/cs5536/cs5536_pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* the definition file of cs5536 Virtual Support Module(VSM).
* pci configuration space can be accessed through the VSM, so
diff --git a/arch/mips/include/asm/mach-loongson64/cs5536/cs5536_vsm.h b/arch/mips/include/asm/mach-loongson64/cs5536/cs5536_vsm.h
index 1f17c1815ee5..70d0153cccc3 100644
--- a/arch/mips/include/asm/mach-loongson64/cs5536/cs5536_vsm.h
+++ b/arch/mips/include/asm/mach-loongson64/cs5536/cs5536_vsm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* the read/write interfaces for Virtual Support Module(VSM)
*
diff --git a/arch/mips/include/asm/mach-loongson64/irq.h b/arch/mips/include/asm/mach-loongson64/irq.h
index d18c45c7c394..3644b68c0ccc 100644
--- a/arch/mips/include/asm/mach-loongson64/irq.h
+++ b/arch/mips/include/asm/mach-loongson64/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_LOONGSON64_IRQ_H_
#define __ASM_MACH_LOONGSON64_IRQ_H_
diff --git a/arch/mips/include/asm/mach-loongson64/loongson_hwmon.h b/arch/mips/include/asm/mach-loongson64/loongson_hwmon.h
index 74230d0ca98b..545f91f2ae16 100644
--- a/arch/mips/include/asm/mach-loongson64/loongson_hwmon.h
+++ b/arch/mips/include/asm/mach-loongson64/loongson_hwmon.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LOONGSON_HWMON_H_
#define __LOONGSON_HWMON_H_
diff --git a/arch/mips/include/asm/mach-loongson64/spaces.h b/arch/mips/include/asm/mach-loongson64/spaces.h
index c6040b9fcf94..e85bc1d9c4f2 100644
--- a/arch/mips/include/asm/mach-loongson64/spaces.h
+++ b/arch/mips/include/asm/mach-loongson64/spaces.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_LOONGSON64_SPACES_H_
#define __ASM_MACH_LOONGSON64_SPACES_H_
diff --git a/arch/mips/include/asm/mach-loongson64/topology.h b/arch/mips/include/asm/mach-loongson64/topology.h
index bcb885615fca..7ff819ab308a 100644
--- a/arch/mips/include/asm/mach-loongson64/topology.h
+++ b/arch/mips/include/asm/mach-loongson64/topology.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_MACH_TOPOLOGY_H
#define _ASM_MACH_TOPOLOGY_H
diff --git a/arch/mips/include/asm/mach-loongson64/workarounds.h b/arch/mips/include/asm/mach-loongson64/workarounds.h
index e659f041e116..17b71172a097 100644
--- a/arch/mips/include/asm/mach-loongson64/workarounds.h
+++ b/arch/mips/include/asm/mach-loongson64/workarounds.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_LOONGSON64_WORKAROUNDS_H_
#define __ASM_MACH_LOONGSON64_WORKAROUNDS_H_
diff --git a/arch/mips/include/asm/mach-malta/irq.h b/arch/mips/include/asm/mach-malta/irq.h
index 47cfe64efbb0..af9eeea250ed 100644
--- a/arch/mips/include/asm/mach-malta/irq.h
+++ b/arch/mips/include/asm/mach-malta/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_MIPS_IRQ_H
#define __ASM_MACH_MIPS_IRQ_H
diff --git a/arch/mips/include/asm/mach-malta/mach-gt64120.h b/arch/mips/include/asm/mach-malta/mach-gt64120.h
index 62a4b2889fa7..b9dee7c3e469 100644
--- a/arch/mips/include/asm/mach-malta/mach-gt64120.h
+++ b/arch/mips/include/asm/mach-malta/mach-gt64120.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This is a direct copy of the ev96100.h file, with a global
* search and replace. The numbers are the same.
diff --git a/arch/mips/include/asm/mach-malta/malta-dtshim.h b/arch/mips/include/asm/mach-malta/malta-dtshim.h
index cfd777663c64..d696a7598ea7 100644
--- a/arch/mips/include/asm/mach-malta/malta-dtshim.h
+++ b/arch/mips/include/asm/mach-malta/malta-dtshim.h
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2015 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/include/asm/mach-malta/malta-pm.h b/arch/mips/include/asm/mach-malta/malta-pm.h
index c2c2e201013d..347b53dbc88f 100644
--- a/arch/mips/include/asm/mach-malta/malta-pm.h
+++ b/arch/mips/include/asm/mach-malta/malta-pm.h
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2014 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/include/asm/mach-ralink/irq.h b/arch/mips/include/asm/mach-ralink/irq.h
index 4321865e04b9..86473e3999aa 100644
--- a/arch/mips/include/asm/mach-ralink/irq.h
+++ b/arch/mips/include/asm/mach-ralink/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_RALINK_IRQ_H
#define __ASM_MACH_RALINK_IRQ_H
diff --git a/arch/mips/include/asm/mach-rc32434/dma.h b/arch/mips/include/asm/mach-rc32434/dma.h
index 4322191e46bf..44dc87bb8087 100644
--- a/arch/mips/include/asm/mach-rc32434/dma.h
+++ b/arch/mips/include/asm/mach-rc32434/dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright 2002 Integrated Device Technology, Inc.
* All rights reserved.
diff --git a/arch/mips/include/asm/mach-rc32434/dma_v.h b/arch/mips/include/asm/mach-rc32434/dma_v.h
index 28c54063a345..37d73b9877c6 100644
--- a/arch/mips/include/asm/mach-rc32434/dma_v.h
+++ b/arch/mips/include/asm/mach-rc32434/dma_v.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright 2002 Integrated Device Technology, Inc.
* All rights reserved.
diff --git a/arch/mips/include/asm/mach-rc32434/gpio.h b/arch/mips/include/asm/mach-rc32434/gpio.h
index db211212ce79..a3192da9f227 100644
--- a/arch/mips/include/asm/mach-rc32434/gpio.h
+++ b/arch/mips/include/asm/mach-rc32434/gpio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright 2002 Integrated Device Technology, Inc.
* All rights reserved.
diff --git a/arch/mips/include/asm/mach-rc32434/irq.h b/arch/mips/include/asm/mach-rc32434/irq.h
index b76dec95c04e..ebe32bd5a5fb 100644
--- a/arch/mips/include/asm/mach-rc32434/irq.h
+++ b/arch/mips/include/asm/mach-rc32434/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_RC32434_IRQ_H
#define __ASM_RC32434_IRQ_H
diff --git a/arch/mips/include/asm/mach-rc32434/rc32434.h b/arch/mips/include/asm/mach-rc32434/rc32434.h
index 02fd32b4be16..1bec6cc8abf0 100644
--- a/arch/mips/include/asm/mach-rc32434/rc32434.h
+++ b/arch/mips/include/asm/mach-rc32434/rc32434.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Definitions for IDT RC323434 CPU.
*/
diff --git a/arch/mips/include/asm/mach-tx39xx/mangle-port.h b/arch/mips/include/asm/mach-tx39xx/mangle-port.h
index ef0b502fd8b7..ab7a70bd895e 100644
--- a/arch/mips/include/asm/mach-tx39xx/mangle-port.h
+++ b/arch/mips/include/asm/mach-tx39xx/mangle-port.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_TX39XX_MANGLE_PORT_H
#define __ASM_MACH_TX39XX_MANGLE_PORT_H
diff --git a/arch/mips/include/asm/mach-tx49xx/cpu-feature-overrides.h b/arch/mips/include/asm/mach-tx49xx/cpu-feature-overrides.h
index b9d39dc45420..04e4247255da 100644
--- a/arch/mips/include/asm/mach-tx49xx/cpu-feature-overrides.h
+++ b/arch/mips/include/asm/mach-tx49xx/cpu-feature-overrides.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_TX49XX_CPU_FEATURE_OVERRIDES_H
#define __ASM_MACH_TX49XX_CPU_FEATURE_OVERRIDES_H
diff --git a/arch/mips/include/asm/mach-tx49xx/kmalloc.h b/arch/mips/include/asm/mach-tx49xx/kmalloc.h
index ff9a8b86cb93..c2a0a6fa483f 100644
--- a/arch/mips/include/asm/mach-tx49xx/kmalloc.h
+++ b/arch/mips/include/asm/mach-tx49xx/kmalloc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_TX49XX_KMALLOC_H
#define __ASM_MACH_TX49XX_KMALLOC_H
diff --git a/arch/mips/include/asm/mach-tx49xx/mangle-port.h b/arch/mips/include/asm/mach-tx49xx/mangle-port.h
index 490867b03c8f..e061ef38fb5f 100644
--- a/arch/mips/include/asm/mach-tx49xx/mangle-port.h
+++ b/arch/mips/include/asm/mach-tx49xx/mangle-port.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_TX49XX_MANGLE_PORT_H
#define __ASM_MACH_TX49XX_MANGLE_PORT_H
diff --git a/arch/mips/include/asm/mach-vr41xx/irq.h b/arch/mips/include/asm/mach-vr41xx/irq.h
index 862058d3f81b..3d63afae37a8 100644
--- a/arch/mips/include/asm/mach-vr41xx/irq.h
+++ b/arch/mips/include/asm/mach-vr41xx/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_VR41XX_IRQ_H
#define __ASM_MACH_VR41XX_IRQ_H
diff --git a/arch/mips/include/asm/machine.h b/arch/mips/include/asm/machine.h
index ecb6c7335484..e0d9b373d415 100644
--- a/arch/mips/include/asm/machine.h
+++ b/arch/mips/include/asm/machine.h
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2016 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/include/asm/mips-boards/launch.h b/arch/mips/include/asm/mips-boards/launch.h
index 653477e4074d..f93aa5ee2e2e 100644
--- a/arch/mips/include/asm/mips-boards/launch.h
+++ b/arch/mips/include/asm/mips-boards/launch.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
*
*/
diff --git a/arch/mips/include/asm/mips-cm.h b/arch/mips/include/asm/mips-cm.h
index f6231b91b724..8bc5df49b0e1 100644
--- a/arch/mips/include/asm/mips-cm.h
+++ b/arch/mips/include/asm/mips-cm.h
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2013 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
@@ -142,8 +142,8 @@ GCR_ACCESSOR_RO(64, 0x000, config)
GCR_ACCESSOR_RW(64, 0x008, base)
#define CM_GCR_BASE_GCRBASE GENMASK_ULL(47, 15)
#define CM_GCR_BASE_CMDEFTGT GENMASK(1, 0)
-#define CM_GCR_BASE_CMDEFTGT_DISABLED 0
-#define CM_GCR_BASE_CMDEFTGT_MEM 1
+#define CM_GCR_BASE_CMDEFTGT_MEM 0
+#define CM_GCR_BASE_CMDEFTGT_RESERVED 1
#define CM_GCR_BASE_CMDEFTGT_IOCU0 2
#define CM_GCR_BASE_CMDEFTGT_IOCU1 3
diff --git a/arch/mips/include/asm/mips-cpc.h b/arch/mips/include/asm/mips-cpc.h
index f885051a8378..b55e335cfba4 100644
--- a/arch/mips/include/asm/mips-cpc.h
+++ b/arch/mips/include/asm/mips-cpc.h
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2013 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/include/asm/mips-cps.h b/arch/mips/include/asm/mips-cps.h
index bf02b5070a98..8ad4a85eed0c 100644
--- a/arch/mips/include/asm/mips-cps.h
+++ b/arch/mips/include/asm/mips-cps.h
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2017 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/include/asm/mips-gic.h b/arch/mips/include/asm/mips-gic.h
index a2badf572632..558059a8f218 100644
--- a/arch/mips/include/asm/mips-gic.h
+++ b/arch/mips/include/asm/mips-gic.h
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2017 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/include/asm/mips_mt.h b/arch/mips/include/asm/mips_mt.h
index aa4cca060e0a..b444523ecd50 100644
--- a/arch/mips/include/asm/mips_mt.h
+++ b/arch/mips/include/asm/mips_mt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Definitions and declarations for MIPS MT support that are common between
* the VSMP, and AP/SP kernel models.
diff --git a/arch/mips/include/asm/mipsmtregs.h b/arch/mips/include/asm/mipsmtregs.h
index 5f8052ce43bf..212336b7c0f4 100644
--- a/arch/mips/include/asm/mipsmtregs.h
+++ b/arch/mips/include/asm/mipsmtregs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* MT regs definitions, follows on from mipsregs.h
* Copyright (C) 2004 - 2005 MIPS Technologies, Inc. All rights reserved.
diff --git a/arch/mips/include/asm/mipsprom.h b/arch/mips/include/asm/mipsprom.h
index e93943fabeac..2eda19f8fd4c 100644
--- a/arch/mips/include/asm/mipsprom.h
+++ b/arch/mips/include/asm/mipsprom.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MIPSPROM_H
#define __ASM_MIPSPROM_H
diff --git a/arch/mips/include/asm/mmu.h b/arch/mips/include/asm/mmu.h
index f6ba08d77931..0740be7d5d4a 100644
--- a/arch/mips/include/asm/mmu.h
+++ b/arch/mips/include/asm/mmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MMU_H
#define __ASM_MMU_H
diff --git a/arch/mips/include/asm/mmzone.h b/arch/mips/include/asm/mmzone.h
index f53ec54c92ff..f085fba41da5 100644
--- a/arch/mips/include/asm/mmzone.h
+++ b/arch/mips/include/asm/mmzone.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Written by Kanoj Sarcar (kanoj@sgi.com) Aug 99
* Rewritten for Linux 2.6 by Christoph Hellwig (hch@lst.de) Jan 2004
diff --git a/arch/mips/include/asm/module.h b/arch/mips/include/asm/module.h
index 06552a965cf4..6dc0b21b8acd 100644
--- a/arch/mips/include/asm/module.h
+++ b/arch/mips/include/asm/module.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_MODULE_H
#define _ASM_MODULE_H
diff --git a/arch/mips/include/asm/msa.h b/arch/mips/include/asm/msa.h
index 8967b475ab10..b1845102f8f9 100644
--- a/arch/mips/include/asm/msa.h
+++ b/arch/mips/include/asm/msa.h
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2013 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/include/asm/nile4.h b/arch/mips/include/asm/nile4.h
index 99e97f8bfbca..9d36b7823603 100644
--- a/arch/mips/include/asm/nile4.h
+++ b/arch/mips/include/asm/nile4.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* asm-mips/nile4.h -- NEC Vrc-5074 Nile 4 definitions
*
diff --git a/arch/mips/include/asm/octeon/cvmx-config.h b/arch/mips/include/asm/octeon/cvmx-config.h
index f4f1996e0fac..a8c358c02b05 100644
--- a/arch/mips/include/asm/octeon/cvmx-config.h
+++ b/arch/mips/include/asm/octeon/cvmx-config.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CVMX_CONFIG_H__
#define __CVMX_CONFIG_H__
diff --git a/arch/mips/include/asm/pm-cps.h b/arch/mips/include/asm/pm-cps.h
index 89d58d80b77b..bb0616967342 100644
--- a/arch/mips/include/asm/pm-cps.h
+++ b/arch/mips/include/asm/pm-cps.h
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2014 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/include/asm/seccomp.h b/arch/mips/include/asm/seccomp.h
index d886d6f7687a..e383d7e27b93 100644
--- a/arch/mips/include/asm/seccomp.h
+++ b/arch/mips/include/asm/seccomp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SECCOMP_H
#include <linux/unistd.h>
diff --git a/arch/mips/include/asm/setup.h b/arch/mips/include/asm/setup.h
index 4f5279a8308d..d49d247d48a1 100644
--- a/arch/mips/include/asm/setup.h
+++ b/arch/mips/include/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _MIPS_SETUP_H
#define _MIPS_SETUP_H
diff --git a/arch/mips/include/asm/sgi/pi1.h b/arch/mips/include/asm/sgi/pi1.h
index 96b1a0771ec3..88b814ef3f18 100644
--- a/arch/mips/include/asm/sgi/pi1.h
+++ b/arch/mips/include/asm/sgi/pi1.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* pi1.h: Definitions for SGI PI1 parallel port
*/
diff --git a/arch/mips/include/asm/smp-cps.h b/arch/mips/include/asm/smp-cps.h
index 2ae1f61a4a95..16b4ee3feb98 100644
--- a/arch/mips/include/asm/smp-cps.h
+++ b/arch/mips/include/asm/smp-cps.h
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2013 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/include/asm/sn/hub.h b/arch/mips/include/asm/sn/hub.h
index 1992d9254a08..338f7eed74f1 100644
--- a/arch/mips/include/asm/sn/hub.h
+++ b/arch/mips/include/asm/sn/hub.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SN_HUB_H
#define __ASM_SN_HUB_H
diff --git a/arch/mips/include/asm/sn/ioc3.h b/arch/mips/include/asm/sn/ioc3.h
index feb385180f87..25c8dccab51f 100644
--- a/arch/mips/include/asm/sn/ioc3.h
+++ b/arch/mips/include/asm/sn/ioc3.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1999, 2000 Ralf Baechle
* Copyright (C) 1999, 2000 Silicon Graphics, Inc.
diff --git a/arch/mips/include/asm/sn/klkernvars.h b/arch/mips/include/asm/sn/klkernvars.h
index 6af25ba41ade..ea6b21795163 100644
--- a/arch/mips/include/asm/sn/klkernvars.h
+++ b/arch/mips/include/asm/sn/klkernvars.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* File ported from IRIX to Linux by Kanoj Sarcar, 06/08/00.
* Copyright 2000 Silicon Graphics, Inc.
diff --git a/arch/mips/include/asm/sn/mapped_kernel.h b/arch/mips/include/asm/sn/mapped_kernel.h
index 401f3b0eee17..2f3efa91c16e 100644
--- a/arch/mips/include/asm/sn/mapped_kernel.h
+++ b/arch/mips/include/asm/sn/mapped_kernel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* File created by Kanoj Sarcar 06/06/00.
* Copyright 2000 Silicon Graphics, Inc.
diff --git a/arch/mips/include/asm/sn/sn_private.h b/arch/mips/include/asm/sn/sn_private.h
index fdfae43d8b99..f09ba846c644 100644
--- a/arch/mips/include/asm/sn/sn_private.h
+++ b/arch/mips/include/asm/sn/sn_private.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SN_SN_PRIVATE_H
#define __ASM_SN_SN_PRIVATE_H
diff --git a/arch/mips/include/asm/sparsemem.h b/arch/mips/include/asm/sparsemem.h
index b1071c1e54f5..b0686ca3d8bf 100644
--- a/arch/mips/include/asm/sparsemem.h
+++ b/arch/mips/include/asm/sparsemem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _MIPS_SPARSEMEM_H
#define _MIPS_SPARSEMEM_H
#ifdef CONFIG_SPARSEMEM
diff --git a/arch/mips/include/asm/spinlock_types.h b/arch/mips/include/asm/spinlock_types.h
index 177e722eb96c..28fd4b140bea 100644
--- a/arch/mips/include/asm/spinlock_types.h
+++ b/arch/mips/include/asm/spinlock_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SPINLOCK_TYPES_H
#define _ASM_SPINLOCK_TYPES_H
diff --git a/arch/mips/include/asm/spram.h b/arch/mips/include/asm/spram.h
index 0f90d88e464d..63cb90fd4148 100644
--- a/arch/mips/include/asm/spram.h
+++ b/arch/mips/include/asm/spram.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _MIPS_SPRAM_H
#define _MIPS_SPRAM_H
diff --git a/arch/mips/include/asm/stackframe.h b/arch/mips/include/asm/stackframe.h
index 5d3563c55e0c..2161357cc68f 100644
--- a/arch/mips/include/asm/stackframe.h
+++ b/arch/mips/include/asm/stackframe.h
@@ -199,6 +199,10 @@
sll k0, 3 /* extract cu0 bit */
.set noreorder
bltz k0, 8f
+ move k0, sp
+ .if \docfi
+ .cfi_register sp, k0
+ .endif
#ifdef CONFIG_EVA
/*
* Flush interAptiv's Return Prediction Stack (RPS) by writing
@@ -225,10 +229,6 @@
MTC0 k0, CP0_ENTRYHI
#endif
.set reorder
- move k0, sp
- .if \docfi
- .cfi_register sp, k0
- .endif
/* Called from user mode, new stack. */
get_saved_sp docfi=\docfi tosp=1
8:
diff --git a/arch/mips/include/asm/stackprotector.h b/arch/mips/include/asm/stackprotector.h
index eb9b1035e926..68d4be9e1254 100644
--- a/arch/mips/include/asm/stackprotector.h
+++ b/arch/mips/include/asm/stackprotector.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* GCC stack protector support.
*
diff --git a/arch/mips/include/asm/stacktrace.h b/arch/mips/include/asm/stacktrace.h
index 10c4e9c84448..8ad25c25b4f8 100644
--- a/arch/mips/include/asm/stacktrace.h
+++ b/arch/mips/include/asm/stacktrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_STACKTRACE_H
#define _ASM_STACKTRACE_H
diff --git a/arch/mips/include/asm/thread_info.h b/arch/mips/include/asm/thread_info.h
index b439e512792b..5e8927f99a76 100644
--- a/arch/mips/include/asm/thread_info.h
+++ b/arch/mips/include/asm/thread_info.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* thread_info.h: MIPS low-level thread information
*
* Copyright (C) 2002 David Howells (dhowells@redhat.com)
diff --git a/arch/mips/include/asm/tlb.h b/arch/mips/include/asm/tlb.h
index 939734de4359..b6823b9e94da 100644
--- a/arch/mips/include/asm/tlb.h
+++ b/arch/mips/include/asm/tlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_TLB_H
#define __ASM_TLB_H
diff --git a/arch/mips/include/asm/tlbex.h b/arch/mips/include/asm/tlbex.h
index 53050e9dd2c9..4ed7ebed3bf1 100644
--- a/arch/mips/include/asm/tlbex.h
+++ b/arch/mips/include/asm/tlbex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_TLBEX_H
#define __ASM_TLBEX_H
diff --git a/arch/mips/include/asm/tlbflush.h b/arch/mips/include/asm/tlbflush.h
index 86b21de12e91..40a361092491 100644
--- a/arch/mips/include/asm/tlbflush.h
+++ b/arch/mips/include/asm/tlbflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_TLBFLUSH_H
#define __ASM_TLBFLUSH_H
diff --git a/arch/mips/include/asm/tlbmisc.h b/arch/mips/include/asm/tlbmisc.h
index 3a452282cba0..c1a540669c23 100644
--- a/arch/mips/include/asm/tlbmisc.h
+++ b/arch/mips/include/asm/tlbmisc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_TLBMISC_H
#define __ASM_TLBMISC_H
diff --git a/arch/mips/include/asm/txx9/boards.h b/arch/mips/include/asm/txx9/boards.h
index cbe9476d963e..d45237befd3e 100644
--- a/arch/mips/include/asm/txx9/boards.h
+++ b/arch/mips/include/asm/txx9/boards.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef CONFIG_TOSHIBA_JMR3927
BOARD_VEC(jmr3927_vec)
#endif
diff --git a/arch/mips/include/asm/vga.h b/arch/mips/include/asm/vga.h
index 975ff51f80c4..0136e0366698 100644
--- a/arch/mips/include/asm/vga.h
+++ b/arch/mips/include/asm/vga.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Access to VGA videoram
*
diff --git a/arch/mips/include/asm/yamon-dt.h b/arch/mips/include/asm/yamon-dt.h
index 485cfe3e45e1..10a073e6877a 100644
--- a/arch/mips/include/asm/yamon-dt.h
+++ b/arch/mips/include/asm/yamon-dt.h
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2016 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/include/uapi/asm/auxvec.h b/arch/mips/include/uapi/asm/auxvec.h
index 45ba259a3618..612c2c41f60b 100644
--- a/arch/mips/include/uapi/asm/auxvec.h
+++ b/arch/mips/include/uapi/asm/auxvec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright (C) 2015 Imagination Technologies
* Author: Alex Smith <alex.smith@imgtec.com>
diff --git a/arch/mips/include/uapi/asm/bitfield.h b/arch/mips/include/uapi/asm/bitfield.h
index ad9861359cea..b11713d8743e 100644
--- a/arch/mips/include/uapi/asm/bitfield.h
+++ b/arch/mips/include/uapi/asm/bitfield.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
diff --git a/arch/mips/include/uapi/asm/bitsperlong.h b/arch/mips/include/uapi/asm/bitsperlong.h
index 3e4c10a8e787..7268380d8d28 100644
--- a/arch/mips/include/uapi/asm/bitsperlong.h
+++ b/arch/mips/include/uapi/asm/bitsperlong.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_MIPS_BITSPERLONG_H
#define __ASM_MIPS_BITSPERLONG_H
diff --git a/arch/mips/include/uapi/asm/break.h b/arch/mips/include/uapi/asm/break.h
index 9c4265cbf151..10380b1bc601 100644
--- a/arch/mips/include/uapi/asm/break.h
+++ b/arch/mips/include/uapi/asm/break.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
diff --git a/arch/mips/include/uapi/asm/byteorder.h b/arch/mips/include/uapi/asm/byteorder.h
index 9579051ff1c7..b4edc85f9c30 100644
--- a/arch/mips/include/uapi/asm/byteorder.h
+++ b/arch/mips/include/uapi/asm/byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
diff --git a/arch/mips/include/uapi/asm/cachectl.h b/arch/mips/include/uapi/asm/cachectl.h
index 230390908773..af7639ff423b 100644
--- a/arch/mips/include/uapi/asm/cachectl.h
+++ b/arch/mips/include/uapi/asm/cachectl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
diff --git a/arch/mips/include/uapi/asm/errno.h b/arch/mips/include/uapi/asm/errno.h
index 02d645d7aa9a..2fb714e2d6d8 100644
--- a/arch/mips/include/uapi/asm/errno.h
+++ b/arch/mips/include/uapi/asm/errno.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
diff --git a/arch/mips/include/uapi/asm/fcntl.h b/arch/mips/include/uapi/asm/fcntl.h
index 6ca432f00860..42e13dead543 100644
--- a/arch/mips/include/uapi/asm/fcntl.h
+++ b/arch/mips/include/uapi/asm/fcntl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
diff --git a/arch/mips/include/uapi/asm/hwcap.h b/arch/mips/include/uapi/asm/hwcap.h
index c7484a7ca686..600ad8fd6835 100644
--- a/arch/mips/include/uapi/asm/hwcap.h
+++ b/arch/mips/include/uapi/asm/hwcap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_HWCAP_H
#define _UAPI_ASM_HWCAP_H
diff --git a/arch/mips/include/uapi/asm/inst.h b/arch/mips/include/uapi/asm/inst.h
index 6abea5183d7c..c05dcf5ab414 100644
--- a/arch/mips/include/uapi/asm/inst.h
+++ b/arch/mips/include/uapi/asm/inst.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Format of an instruction in memory.
*
diff --git a/arch/mips/include/uapi/asm/ioctl.h b/arch/mips/include/uapi/asm/ioctl.h
index c515a1a4c47c..1050a6ea211c 100644
--- a/arch/mips/include/uapi/asm/ioctl.h
+++ b/arch/mips/include/uapi/asm/ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
diff --git a/arch/mips/include/uapi/asm/ioctls.h b/arch/mips/include/uapi/asm/ioctls.h
index 1609cb0907ac..890245a9f0c4 100644
--- a/arch/mips/include/uapi/asm/ioctls.h
+++ b/arch/mips/include/uapi/asm/ioctls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
diff --git a/arch/mips/include/uapi/asm/kvm.h b/arch/mips/include/uapi/asm/kvm.h
index 0318c6b442ab..edcf717c4327 100644
--- a/arch/mips/include/uapi/asm/kvm.h
+++ b/arch/mips/include/uapi/asm/kvm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
diff --git a/arch/mips/include/uapi/asm/mman.h b/arch/mips/include/uapi/asm/mman.h
index da3216007fe0..20c3df7a8fdd 100644
--- a/arch/mips/include/uapi/asm/mman.h
+++ b/arch/mips/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
diff --git a/arch/mips/include/uapi/asm/msgbuf.h b/arch/mips/include/uapi/asm/msgbuf.h
index df849e87d9ae..eb4d0f9d7364 100644
--- a/arch/mips/include/uapi/asm/msgbuf.h
+++ b/arch/mips/include/uapi/asm/msgbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_MSGBUF_H
#define _ASM_MSGBUF_H
diff --git a/arch/mips/include/uapi/asm/param.h b/arch/mips/include/uapi/asm/param.h
index da3920fce9ad..3f337ed66f6a 100644
--- a/arch/mips/include/uapi/asm/param.h
+++ b/arch/mips/include/uapi/asm/param.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
diff --git a/arch/mips/include/uapi/asm/poll.h b/arch/mips/include/uapi/asm/poll.h
index 47b952080431..ad289d7b7434 100644
--- a/arch/mips/include/uapi/asm/poll.h
+++ b/arch/mips/include/uapi/asm/poll.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_POLL_H
#define __ASM_POLL_H
diff --git a/arch/mips/include/uapi/asm/posix_types.h b/arch/mips/include/uapi/asm/posix_types.h
index fa03ec3fbf89..6aa49c10f88f 100644
--- a/arch/mips/include/uapi/asm/posix_types.h
+++ b/arch/mips/include/uapi/asm/posix_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
diff --git a/arch/mips/include/uapi/asm/ptrace.h b/arch/mips/include/uapi/asm/ptrace.h
index 91a3d197ede3..f3c025445e45 100644
--- a/arch/mips/include/uapi/asm/ptrace.h
+++ b/arch/mips/include/uapi/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
diff --git a/arch/mips/include/uapi/asm/reg.h b/arch/mips/include/uapi/asm/reg.h
index 081e377f4f02..56d15cb8109f 100644
--- a/arch/mips/include/uapi/asm/reg.h
+++ b/arch/mips/include/uapi/asm/reg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Various register offset definitions for debuggers, core file
* examiners and whatnot.
diff --git a/arch/mips/include/uapi/asm/resource.h b/arch/mips/include/uapi/asm/resource.h
index b26439d4ab0b..372ff8f4bc06 100644
--- a/arch/mips/include/uapi/asm/resource.h
+++ b/arch/mips/include/uapi/asm/resource.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
diff --git a/arch/mips/include/uapi/asm/sembuf.h b/arch/mips/include/uapi/asm/sembuf.h
index e1085ac880f2..2c0f507ab7d1 100644
--- a/arch/mips/include/uapi/asm/sembuf.h
+++ b/arch/mips/include/uapi/asm/sembuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SEMBUF_H
#define _ASM_SEMBUF_H
diff --git a/arch/mips/include/uapi/asm/setup.h b/arch/mips/include/uapi/asm/setup.h
index 93f237bb1353..7d48c433b0c2 100644
--- a/arch/mips/include/uapi/asm/setup.h
+++ b/arch/mips/include/uapi/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_MIPS_SETUP_H
#define _UAPI_MIPS_SETUP_H
diff --git a/arch/mips/include/uapi/asm/sgidefs.h b/arch/mips/include/uapi/asm/sgidefs.h
index 876442fcfb32..26143e3b7c26 100644
--- a/arch/mips/include/uapi/asm/sgidefs.h
+++ b/arch/mips/include/uapi/asm/sgidefs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
diff --git a/arch/mips/include/uapi/asm/shmbuf.h b/arch/mips/include/uapi/asm/shmbuf.h
index f994438277bf..379e6bca518b 100644
--- a/arch/mips/include/uapi/asm/shmbuf.h
+++ b/arch/mips/include/uapi/asm/shmbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SHMBUF_H
#define _ASM_SHMBUF_H
diff --git a/arch/mips/include/uapi/asm/sigcontext.h b/arch/mips/include/uapi/asm/sigcontext.h
index 5cbd9ae6421f..d0a540e88bb4 100644
--- a/arch/mips/include/uapi/asm/sigcontext.h
+++ b/arch/mips/include/uapi/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
diff --git a/arch/mips/include/uapi/asm/siginfo.h b/arch/mips/include/uapi/asm/siginfo.h
index cf6113bbcb98..f17d8163dec6 100644
--- a/arch/mips/include/uapi/asm/siginfo.h
+++ b/arch/mips/include/uapi/asm/siginfo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
diff --git a/arch/mips/include/uapi/asm/signal.h b/arch/mips/include/uapi/asm/signal.h
index addb9f556b71..53104b10aae2 100644
--- a/arch/mips/include/uapi/asm/signal.h
+++ b/arch/mips/include/uapi/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
diff --git a/arch/mips/include/uapi/asm/socket.h b/arch/mips/include/uapi/asm/socket.h
index 6c755bc07975..49c3d4795963 100644
--- a/arch/mips/include/uapi/asm/socket.h
+++ b/arch/mips/include/uapi/asm/socket.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
diff --git a/arch/mips/include/uapi/asm/sockios.h b/arch/mips/include/uapi/asm/sockios.h
index 419fbe661da3..5b40a88593fa 100644
--- a/arch/mips/include/uapi/asm/sockios.h
+++ b/arch/mips/include/uapi/asm/sockios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Socket-level I/O control calls.
*
diff --git a/arch/mips/include/uapi/asm/stat.h b/arch/mips/include/uapi/asm/stat.h
index b47bc541bbc0..95416f366d7f 100644
--- a/arch/mips/include/uapi/asm/stat.h
+++ b/arch/mips/include/uapi/asm/stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
diff --git a/arch/mips/include/uapi/asm/statfs.h b/arch/mips/include/uapi/asm/statfs.h
index 3305c834fc16..f4174dcaef5e 100644
--- a/arch/mips/include/uapi/asm/statfs.h
+++ b/arch/mips/include/uapi/asm/statfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
diff --git a/arch/mips/include/uapi/asm/swab.h b/arch/mips/include/uapi/asm/swab.h
index 23cd9b118c9e..d6795fe4ec59 100644
--- a/arch/mips/include/uapi/asm/swab.h
+++ b/arch/mips/include/uapi/asm/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
diff --git a/arch/mips/include/uapi/asm/sysmips.h b/arch/mips/include/uapi/asm/sysmips.h
index ae637e907856..4c009e10dfd2 100644
--- a/arch/mips/include/uapi/asm/sysmips.h
+++ b/arch/mips/include/uapi/asm/sysmips.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Definitions for the MIPS sysmips(2) call
*
diff --git a/arch/mips/include/uapi/asm/termbits.h b/arch/mips/include/uapi/asm/termbits.h
index 2750203e1e7d..dfeffba729b7 100644
--- a/arch/mips/include/uapi/asm/termbits.h
+++ b/arch/mips/include/uapi/asm/termbits.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
diff --git a/arch/mips/include/uapi/asm/termios.h b/arch/mips/include/uapi/asm/termios.h
index baeb2fa87451..d6c576794178 100644
--- a/arch/mips/include/uapi/asm/termios.h
+++ b/arch/mips/include/uapi/asm/termios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
diff --git a/arch/mips/include/uapi/asm/types.h b/arch/mips/include/uapi/asm/types.h
index f3dd9ff0cc0c..6b21504842a4 100644
--- a/arch/mips/include/uapi/asm/types.h
+++ b/arch/mips/include/uapi/asm/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
diff --git a/arch/mips/include/uapi/asm/ucontext.h b/arch/mips/include/uapi/asm/ucontext.h
index 2320144ce858..2d3bf8eebf1f 100644
--- a/arch/mips/include/uapi/asm/ucontext.h
+++ b/arch/mips/include/uapi/asm/ucontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __MIPS_UAPI_ASM_UCONTEXT_H
#define __MIPS_UAPI_ASM_UCONTEXT_H
diff --git a/arch/mips/include/uapi/asm/unistd.h b/arch/mips/include/uapi/asm/unistd.h
index 78faf4292e90..bb05e9916a5f 100644
--- a/arch/mips/include/uapi/asm/unistd.h
+++ b/arch/mips/include/uapi/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
diff --git a/arch/mips/jazz/Kconfig b/arch/mips/jazz/Kconfig
index fb1e072da30b..06838f80a5d7 100644
--- a/arch/mips/jazz/Kconfig
+++ b/arch/mips/jazz/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config ACER_PICA_61
bool "Support for Acer PICA 1 chipset"
depends on MACH_JAZZ
diff --git a/arch/mips/jazz/jazzdma.c b/arch/mips/jazz/jazzdma.c
index 11172fdaeffc..d626a9a391cc 100644
--- a/arch/mips/jazz/jazzdma.c
+++ b/arch/mips/jazz/jazzdma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Mips Jazz DMA controller support
* Copyright (C) 1995, 1996 by Andreas Busse
diff --git a/arch/mips/jazz/reset.c b/arch/mips/jazz/reset.c
index dd889fe86bd1..052b01f5d935 100644
--- a/arch/mips/jazz/reset.c
+++ b/arch/mips/jazz/reset.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Reset a Jazz machine.
*
diff --git a/arch/mips/jz4740/Kconfig b/arch/mips/jz4740/Kconfig
index 36f82017695d..643af2012e14 100644
--- a/arch/mips/jz4740/Kconfig
+++ b/arch/mips/jz4740/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
choice
prompt "Machine type"
depends on MACH_INGENIC
diff --git a/arch/mips/jz4740/Makefile b/arch/mips/jz4740/Makefile
index 6b9c1f7c31c9..88d6aa7d000b 100644
--- a/arch/mips/jz4740/Makefile
+++ b/arch/mips/jz4740/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Ingenic JZ4740.
#
diff --git a/arch/mips/jz4740/reset.h b/arch/mips/jz4740/reset.h
index 5202ab4ad9db..4e8746ee9b61 100644
--- a/arch/mips/jz4740/reset.h
+++ b/arch/mips/jz4740/reset.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MIPS_JZ4740_RESET_H__
#define __MIPS_JZ4740_RESET_H__
diff --git a/arch/mips/kernel/Makefile b/arch/mips/kernel/Makefile
index 07f0f4a4b562..f10e1e15e1c6 100644
--- a/arch/mips/kernel/Makefile
+++ b/arch/mips/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux/MIPS kernel.
#
diff --git a/arch/mips/kernel/asm-offsets.c b/arch/mips/kernel/asm-offsets.c
index a670c0c11875..c1cd41456d42 100644
--- a/arch/mips/kernel/asm-offsets.c
+++ b/arch/mips/kernel/asm-offsets.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* asm-offsets.c: Calculate pt_regs and task_struct offsets.
*
diff --git a/arch/mips/kernel/binfmt_elfn32.c b/arch/mips/kernel/binfmt_elfn32.c
index 4a2ff3953b99..89b234844534 100644
--- a/arch/mips/kernel/binfmt_elfn32.c
+++ b/arch/mips/kernel/binfmt_elfn32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Support for n32 Linux/MIPS ELF binaries.
* Author: Ralf Baechle (ralf@linux-mips.org)
diff --git a/arch/mips/kernel/binfmt_elfo32.c b/arch/mips/kernel/binfmt_elfo32.c
index 3916404e7fd1..a88c59db3d48 100644
--- a/arch/mips/kernel/binfmt_elfo32.c
+++ b/arch/mips/kernel/binfmt_elfo32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Support for o32 Linux/MIPS ELF binaries.
* Author: Ralf Baechle (ralf@linux-mips.org)
diff --git a/arch/mips/kernel/cmpxchg.c b/arch/mips/kernel/cmpxchg.c
index 7730f1d3434f..0b9535bc2c53 100644
--- a/arch/mips/kernel/cmpxchg.c
+++ b/arch/mips/kernel/cmpxchg.c
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2017 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/kernel/cps-vec-ns16550.S b/arch/mips/kernel/cps-vec-ns16550.S
index 6d246ad05638..b37af23a5358 100644
--- a/arch/mips/kernel/cps-vec-ns16550.S
+++ b/arch/mips/kernel/cps-vec-ns16550.S
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2015 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/kernel/cps-vec.S b/arch/mips/kernel/cps-vec.S
index d173b49f212d..c7ed26029cbb 100644
--- a/arch/mips/kernel/cps-vec.S
+++ b/arch/mips/kernel/cps-vec.S
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2013 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/kernel/crash.c b/arch/mips/kernel/crash.c
index ca25cd393b1c..d455363d51c3 100644
--- a/arch/mips/kernel/crash.c
+++ b/arch/mips/kernel/crash.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/smp.h>
#include <linux/reboot.h>
diff --git a/arch/mips/kernel/crash_dump.c b/arch/mips/kernel/crash_dump.c
index 77ee99a2d0aa..a8657d29c62e 100644
--- a/arch/mips/kernel/crash_dump.c
+++ b/arch/mips/kernel/crash_dump.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/highmem.h>
#include <linux/bootmem.h>
#include <linux/crash_dump.h>
diff --git a/arch/mips/kernel/elf.c b/arch/mips/kernel/elf.c
index 0828d6d963b7..731325a61a78 100644
--- a/arch/mips/kernel/elf.c
+++ b/arch/mips/kernel/elf.c
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2014 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/kernel/ftrace.c b/arch/mips/kernel/ftrace.c
index 9d9b8fbae202..99285be0e088 100644
--- a/arch/mips/kernel/ftrace.c
+++ b/arch/mips/kernel/ftrace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Code for replacing ftrace calls with jumps.
*
diff --git a/arch/mips/kernel/i8253.c b/arch/mips/kernel/i8253.c
index c5bc344fc745..5f209f111e59 100644
--- a/arch/mips/kernel/i8253.c
+++ b/arch/mips/kernel/i8253.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* i8253.c 8253/PIT functions
*
diff --git a/arch/mips/kernel/linux32.c b/arch/mips/kernel/linux32.c
index b01bdef101a8..b332f6fc1e72 100644
--- a/arch/mips/kernel/linux32.c
+++ b/arch/mips/kernel/linux32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Conversion between 32-bit and 64-bit native system calls.
*
diff --git a/arch/mips/kernel/mips-cm.c b/arch/mips/kernel/mips-cm.c
index e91c8c4e2eb5..dd5567b1e305 100644
--- a/arch/mips/kernel/mips-cm.c
+++ b/arch/mips/kernel/mips-cm.c
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2013 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/kernel/mips-cpc.c b/arch/mips/kernel/mips-cpc.c
index f66b05ebf637..19c88d770054 100644
--- a/arch/mips/kernel/mips-cpc.c
+++ b/arch/mips/kernel/mips-cpc.c
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2013 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/kernel/mips-mt-fpaff.c b/arch/mips/kernel/mips-mt-fpaff.c
index 8cab633e0e5a..a7c0f97e4b0d 100644
--- a/arch/mips/kernel/mips-mt-fpaff.c
+++ b/arch/mips/kernel/mips-mt-fpaff.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* General MIPS MT support routines, usable in AP/SP and SMVP.
* Copyright (C) 2005 Mips Technologies, Inc
diff --git a/arch/mips/kernel/mips-mt.c b/arch/mips/kernel/mips-mt.c
index 88b1ef5f868a..efaa2527657d 100644
--- a/arch/mips/kernel/mips-mt.c
+++ b/arch/mips/kernel/mips-mt.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* General MIPS MT support routines, usable in AP/SP and SMVP.
* Copyright (C) 2005 Mips Technologies, Inc
diff --git a/arch/mips/kernel/pm-cps.c b/arch/mips/kernel/pm-cps.c
index 4655017f2377..9dd624c2fe56 100644
--- a/arch/mips/kernel/pm-cps.c
+++ b/arch/mips/kernel/pm-cps.c
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2014 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/kernel/probes-common.h b/arch/mips/kernel/probes-common.h
index dd08e41134b6..d2bf77b18822 100644
--- a/arch/mips/kernel/probes-common.h
+++ b/arch/mips/kernel/probes-common.h
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2016 Imagination Technologies
- * Author: Marcin Nowakowski <marcin.nowakowski@imgtec.com>
+ * Author: Marcin Nowakowski <marcin.nowakowski@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/kernel/proc.c b/arch/mips/kernel/proc.c
index bd9bf528f19b..b2de408a259e 100644
--- a/arch/mips/kernel/proc.c
+++ b/arch/mips/kernel/proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1995, 1996, 2001 Ralf Baechle
* Copyright (C) 2001, 2004 MIPS Technologies, Inc.
diff --git a/arch/mips/kernel/r2300_switch.S b/arch/mips/kernel/r2300_switch.S
index e57703b1de50..665897139f30 100644
--- a/arch/mips/kernel/r2300_switch.S
+++ b/arch/mips/kernel/r2300_switch.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* r2300_switch.S: R2300 specific task switching code.
*
diff --git a/arch/mips/kernel/relocate.c b/arch/mips/kernel/relocate.c
index 2d1a0c438771..cbf4cc0b0b6c 100644
--- a/arch/mips/kernel/relocate.c
+++ b/arch/mips/kernel/relocate.c
@@ -6,7 +6,7 @@
* Support for Kernel relocation at boot time
*
* Copyright (C) 2015, Imagination Technologies Ltd.
- * Authors: Matt Redfearn (matt.redfearn@imgtec.com)
+ * Authors: Matt Redfearn (matt.redfearn@mips.com)
*/
#include <asm/bootinfo.h>
#include <asm/cacheflush.h>
diff --git a/arch/mips/kernel/smp-cmp.c b/arch/mips/kernel/smp-cmp.c
index 05295a4909f1..a2322009cac3 100644
--- a/arch/mips/kernel/smp-cmp.c
+++ b/arch/mips/kernel/smp-cmp.c
@@ -19,7 +19,7 @@
#undef DEBUG
#include <linux/kernel.h>
-#include <linux/sched.h>
+#include <linux/sched/task_stack.h>
#include <linux/smp.h>
#include <linux/cpumask.h>
#include <linux/interrupt.h>
@@ -50,8 +50,8 @@ static void cmp_init_secondary(void)
#ifdef CONFIG_MIPS_MT_SMP
if (cpu_has_mipsmt)
- c->vpe_id = (read_c0_tcbind() >> TCBIND_CURVPE_SHIFT) &
- TCBIND_CURVPE;
+ cpu_set_vpe_id(c, (read_c0_tcbind() >> TCBIND_CURVPE_SHIFT) &
+ TCBIND_CURVPE);
#endif
}
diff --git a/arch/mips/kernel/smp-cps.c b/arch/mips/kernel/smp-cps.c
index 0063122c85da..ecc1a853f48d 100644
--- a/arch/mips/kernel/smp-cps.c
+++ b/arch/mips/kernel/smp-cps.c
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2013 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
@@ -306,7 +306,7 @@ static int cps_boot_secondary(int cpu, struct task_struct *idle)
int err;
/* We don't yet support booting CPUs in other clusters */
- if (cpu_cluster(&cpu_data[cpu]) != cpu_cluster(&current_cpu_data))
+ if (cpu_cluster(&cpu_data[cpu]) != cpu_cluster(&raw_current_cpu_data))
return -ENOSYS;
vpe_cfg->pc = (unsigned long)&smp_bootstrap;
diff --git a/arch/mips/kernel/smp.c b/arch/mips/kernel/smp.c
index bbe19b64def5..88be966d3e61 100644
--- a/arch/mips/kernel/smp.c
+++ b/arch/mips/kernel/smp.c
@@ -42,7 +42,7 @@
#include <asm/processor.h>
#include <asm/idle.h>
#include <asm/r4k-timer.h>
-#include <asm/mips-cpc.h>
+#include <asm/mips-cps.h>
#include <asm/mmu_context.h>
#include <asm/time.h>
#include <asm/setup.h>
@@ -66,6 +66,7 @@ EXPORT_SYMBOL(cpu_sibling_map);
cpumask_t cpu_core_map[NR_CPUS] __read_mostly;
EXPORT_SYMBOL(cpu_core_map);
+static DECLARE_COMPLETION(cpu_starting);
static DECLARE_COMPLETION(cpu_running);
/*
@@ -374,6 +375,12 @@ asmlinkage void start_secondary(void)
cpumask_set_cpu(cpu, &cpu_coherent_mask);
notify_cpu_starting(cpu);
+ /* Notify boot CPU that we're starting & ready to sync counters */
+ complete(&cpu_starting);
+
+ synchronise_count_slave(cpu);
+
+ /* The CPU is running and counters synchronised, now mark it online */
set_cpu_online(cpu, true);
set_cpu_sibling_map(cpu);
@@ -381,8 +388,11 @@ asmlinkage void start_secondary(void)
calculate_cpu_foreign_map();
+ /*
+ * Notify boot CPU that we're up & online and it can safely return
+ * from __cpu_up
+ */
complete(&cpu_running);
- synchronise_count_slave(cpu);
/*
* irq will be enabled in ->smp_finish(), enabling it too early
@@ -445,17 +455,17 @@ int __cpu_up(unsigned int cpu, struct task_struct *tidle)
if (err)
return err;
- /*
- * We must check for timeout here, as the CPU will not be marked
- * online until the counters are synchronised.
- */
- if (!wait_for_completion_timeout(&cpu_running,
+ /* Wait for CPU to start and be ready to sync counters */
+ if (!wait_for_completion_timeout(&cpu_starting,
msecs_to_jiffies(1000))) {
pr_crit("CPU%u: failed to start\n", cpu);
return -EIO;
}
synchronise_count_master(cpu);
+
+ /* Wait for CPU to finish startup & mark itself online before return */
+ wait_for_completion(&cpu_running);
return 0;
}
diff --git a/arch/mips/kernel/spinlock_test.c b/arch/mips/kernel/spinlock_test.c
index f7d86955d1b8..eaed550e79a2 100644
--- a/arch/mips/kernel/spinlock_test.c
+++ b/arch/mips/kernel/spinlock_test.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/kthread.h>
#include <linux/hrtimer.h>
diff --git a/arch/mips/kernel/sync-r4k.c b/arch/mips/kernel/sync-r4k.c
index 1df1160b6a47..f2973ce87f53 100644
--- a/arch/mips/kernel/sync-r4k.c
+++ b/arch/mips/kernel/sync-r4k.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Count register synchronisation.
*
diff --git a/arch/mips/kernel/sysrq.c b/arch/mips/kernel/sysrq.c
index 5f055393092d..e5a2a6ab71ac 100644
--- a/arch/mips/kernel/sysrq.c
+++ b/arch/mips/kernel/sysrq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* MIPS specific sysrq operations.
*
diff --git a/arch/mips/kernel/topology.c b/arch/mips/kernel/topology.c
index cf3eb61fad12..cd3e1f82e1a5 100644
--- a/arch/mips/kernel/topology.c
+++ b/arch/mips/kernel/topology.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/cpu.h>
#include <linux/cpumask.h>
#include <linux/init.h>
diff --git a/arch/mips/kernel/uprobes.c b/arch/mips/kernel/uprobes.c
index e99e3fae5326..f7a0645ccb82 100644
--- a/arch/mips/kernel/uprobes.c
+++ b/arch/mips/kernel/uprobes.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/highmem.h>
#include <linux/kdebug.h>
#include <linux/types.h>
diff --git a/arch/mips/kernel/vmlinux.lds.S b/arch/mips/kernel/vmlinux.lds.S
index 8ca2371aa684..971a504001c2 100644
--- a/arch/mips/kernel/vmlinux.lds.S
+++ b/arch/mips/kernel/vmlinux.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/asm-offsets.h>
#include <asm/thread_info.h>
diff --git a/arch/mips/kvm/Kconfig b/arch/mips/kvm/Kconfig
index 50a722dfb236..b17447ce8873 100644
--- a/arch/mips/kvm/Kconfig
+++ b/arch/mips/kvm/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# KVM configuration
#
diff --git a/arch/mips/kvm/Makefile b/arch/mips/kvm/Makefile
index 45d90f5d5177..01affc1d21c5 100644
--- a/arch/mips/kvm/Makefile
+++ b/arch/mips/kvm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for KVM support for MIPS
#
diff --git a/arch/mips/lantiq/Kconfig b/arch/mips/lantiq/Kconfig
index 35bc69b78268..692ae85a3e3d 100644
--- a/arch/mips/lantiq/Kconfig
+++ b/arch/mips/lantiq/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if LANTIQ
config SOC_TYPE_XWAY
diff --git a/arch/mips/lasat/Kconfig b/arch/mips/lasat/Kconfig
index 8776d0a34274..11b89e94b835 100644
--- a/arch/mips/lasat/Kconfig
+++ b/arch/mips/lasat/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config PICVUE
tristate "PICVUE LCD display driver"
depends on LASAT
diff --git a/arch/mips/lasat/Makefile b/arch/mips/lasat/Makefile
index 869bd3b37c17..1789b227ef20 100644
--- a/arch/mips/lasat/Makefile
+++ b/arch/mips/lasat/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the LASAT specific kernel interface routines under Linux.
#
diff --git a/arch/mips/lasat/at93c.c b/arch/mips/lasat/at93c.c
index 4e272a2622a4..f895fe94b937 100644
--- a/arch/mips/lasat/at93c.c
+++ b/arch/mips/lasat/at93c.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Atmel AT93C46 serial eeprom driver
*
diff --git a/arch/mips/lasat/at93c.h b/arch/mips/lasat/at93c.h
index cfe2f99b1d44..7a99a02d81d0 100644
--- a/arch/mips/lasat/at93c.h
+++ b/arch/mips/lasat/at93c.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Atmel AT93C46 serial eeprom driver
*
diff --git a/arch/mips/lasat/ds1603.c b/arch/mips/lasat/ds1603.c
index c6fd96ff118d..8bd5cf820eed 100644
--- a/arch/mips/lasat/ds1603.c
+++ b/arch/mips/lasat/ds1603.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Dallas Semiconductors 1603 RTC driver
*
diff --git a/arch/mips/lasat/ds1603.h b/arch/mips/lasat/ds1603.h
index 3e718b1cca02..00987d3bdc21 100644
--- a/arch/mips/lasat/ds1603.h
+++ b/arch/mips/lasat/ds1603.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Dallas Semiconductors 1603 RTC driver
*
diff --git a/arch/mips/lasat/image/Makefile b/arch/mips/lasat/image/Makefile
index fd32075679c6..9ab1326f57c9 100644
--- a/arch/mips/lasat/image/Makefile
+++ b/arch/mips/lasat/image/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# MAKEFILE FOR THE MIPS LINUX BOOTLOADER AND ROM DEBUGGER
#
diff --git a/arch/mips/lasat/image/head.S b/arch/mips/lasat/image/head.S
index 41babbe43a8e..1a27312d4c2e 100644
--- a/arch/mips/lasat/image/head.S
+++ b/arch/mips/lasat/image/head.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/lasat/head.h>
.text
diff --git a/arch/mips/lasat/lasat_models.h b/arch/mips/lasat/lasat_models.h
index e1cbd26ae1b3..474e57342484 100644
--- a/arch/mips/lasat/lasat_models.h
+++ b/arch/mips/lasat/lasat_models.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Model description tables
*/
diff --git a/arch/mips/lasat/picvue.h b/arch/mips/lasat/picvue.h
index d0119fca3862..161d3bf50811 100644
--- a/arch/mips/lasat/picvue.h
+++ b/arch/mips/lasat/picvue.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Picvue PVC160206 display driver
*
diff --git a/arch/mips/lasat/prom.c b/arch/mips/lasat/prom.c
index 20fde19a5fbf..17e15b50a551 100644
--- a/arch/mips/lasat/prom.c
+++ b/arch/mips/lasat/prom.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* PROM interface routines.
*/
diff --git a/arch/mips/lasat/prom.h b/arch/mips/lasat/prom.h
index 337acbc27442..3d1df853e9d3 100644
--- a/arch/mips/lasat/prom.h
+++ b/arch/mips/lasat/prom.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PROM_H
#define __PROM_H
diff --git a/arch/mips/lib/Makefile b/arch/mips/lib/Makefile
index 6ab430d24575..78c2affeabf8 100644
--- a/arch/mips/lib/Makefile
+++ b/arch/mips/lib/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for MIPS-specific library files..
#
diff --git a/arch/mips/lib/ashldi3.c b/arch/mips/lib/ashldi3.c
index c3e22053d13e..24cd6903e797 100644
--- a/arch/mips/lib/ashldi3.c
+++ b/arch/mips/lib/ashldi3.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include "libgcc.h"
diff --git a/arch/mips/lib/ashrdi3.c b/arch/mips/lib/ashrdi3.c
index 17456024873d..23f5295af51e 100644
--- a/arch/mips/lib/ashrdi3.c
+++ b/arch/mips/lib/ashrdi3.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include "libgcc.h"
diff --git a/arch/mips/lib/bswapdi.c b/arch/mips/lib/bswapdi.c
index a8114148f82a..fcef74084492 100644
--- a/arch/mips/lib/bswapdi.c
+++ b/arch/mips/lib/bswapdi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include <linux/compiler.h>
diff --git a/arch/mips/lib/bswapsi.c b/arch/mips/lib/bswapsi.c
index 106fd978317d..22d8e4f6d66e 100644
--- a/arch/mips/lib/bswapsi.c
+++ b/arch/mips/lib/bswapsi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include <linux/compiler.h>
diff --git a/arch/mips/lib/cmpdi2.c b/arch/mips/lib/cmpdi2.c
index 9d849d8743c9..93cfc785927d 100644
--- a/arch/mips/lib/cmpdi2.c
+++ b/arch/mips/lib/cmpdi2.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include "libgcc.h"
diff --git a/arch/mips/lib/dump_tlb.c b/arch/mips/lib/dump_tlb.c
index 6eb50a7137db..781ad96b78c4 100644
--- a/arch/mips/lib/dump_tlb.c
+++ b/arch/mips/lib/dump_tlb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Dump R4x00 TLB for debugging purposes.
*
diff --git a/arch/mips/lib/iomap-pci.c b/arch/mips/lib/iomap-pci.c
index 8ed3f25a9047..4850509c5534 100644
--- a/arch/mips/lib/iomap-pci.c
+++ b/arch/mips/lib/iomap-pci.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Implement the default iomap interfaces
*
diff --git a/arch/mips/lib/iomap.c b/arch/mips/lib/iomap.c
index 9daa92428e23..9b31653f318c 100644
--- a/arch/mips/lib/iomap.c
+++ b/arch/mips/lib/iomap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Implement the default iomap interfaces
*
diff --git a/arch/mips/lib/libgcc.h b/arch/mips/lib/libgcc.h
index 05909d58e2fe..28002ed90c2c 100644
--- a/arch/mips/lib/libgcc.h
+++ b/arch/mips/lib/libgcc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_LIBGCC_H
#define __ASM_LIBGCC_H
diff --git a/arch/mips/lib/lshrdi3.c b/arch/mips/lib/lshrdi3.c
index 221167c1be55..914b971aca3b 100644
--- a/arch/mips/lib/lshrdi3.c
+++ b/arch/mips/lib/lshrdi3.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include "libgcc.h"
diff --git a/arch/mips/lib/r3k_dump_tlb.c b/arch/mips/lib/r3k_dump_tlb.c
index 85b4086e553e..b97d9c5d8323 100644
--- a/arch/mips/lib/r3k_dump_tlb.c
+++ b/arch/mips/lib/r3k_dump_tlb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Dump R3000 TLB for debugging purposes.
*
diff --git a/arch/mips/lib/ucmpdi2.c b/arch/mips/lib/ucmpdi2.c
index 08067fa538f2..c31c78ca4175 100644
--- a/arch/mips/lib/ucmpdi2.c
+++ b/arch/mips/lib/ucmpdi2.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include "libgcc.h"
diff --git a/arch/mips/loongson32/Kconfig b/arch/mips/loongson32/Kconfig
index 3c0c2f2096cd..462b126f45aa 100644
--- a/arch/mips/loongson32/Kconfig
+++ b/arch/mips/loongson32/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if MACH_LOONGSON32
choice
diff --git a/arch/mips/loongson32/common/platform.c b/arch/mips/loongson32/common/platform.c
index 100f23dfa438..ac584c5823d0 100644
--- a/arch/mips/loongson32/common/platform.c
+++ b/arch/mips/loongson32/common/platform.c
@@ -183,18 +183,20 @@ int ls1x_eth_mux_init(struct platform_device *pdev, void *priv)
}
static struct plat_stmmacenet_data ls1x_eth0_pdata = {
- .bus_id = 0,
- .phy_addr = -1,
+ .bus_id = 0,
+ .phy_addr = -1,
#if defined(CONFIG_LOONGSON1_LS1B)
- .interface = PHY_INTERFACE_MODE_MII,
+ .interface = PHY_INTERFACE_MODE_MII,
#elif defined(CONFIG_LOONGSON1_LS1C)
- .interface = PHY_INTERFACE_MODE_RMII,
+ .interface = PHY_INTERFACE_MODE_RMII,
#endif
- .mdio_bus_data = &ls1x_mdio_bus_data,
- .dma_cfg = &ls1x_eth_dma_cfg,
- .has_gmac = 1,
- .tx_coe = 1,
- .init = ls1x_eth_mux_init,
+ .mdio_bus_data = &ls1x_mdio_bus_data,
+ .dma_cfg = &ls1x_eth_dma_cfg,
+ .has_gmac = 1,
+ .tx_coe = 1,
+ .rx_queues_to_use = 1,
+ .tx_queues_to_use = 1,
+ .init = ls1x_eth_mux_init,
};
static struct resource ls1x_eth0_resources[] = {
@@ -222,14 +224,16 @@ struct platform_device ls1x_eth0_pdev = {
#ifdef CONFIG_LOONGSON1_LS1B
static struct plat_stmmacenet_data ls1x_eth1_pdata = {
- .bus_id = 1,
- .phy_addr = -1,
- .interface = PHY_INTERFACE_MODE_MII,
- .mdio_bus_data = &ls1x_mdio_bus_data,
- .dma_cfg = &ls1x_eth_dma_cfg,
- .has_gmac = 1,
- .tx_coe = 1,
- .init = ls1x_eth_mux_init,
+ .bus_id = 1,
+ .phy_addr = -1,
+ .interface = PHY_INTERFACE_MODE_MII,
+ .mdio_bus_data = &ls1x_mdio_bus_data,
+ .dma_cfg = &ls1x_eth_dma_cfg,
+ .has_gmac = 1,
+ .tx_coe = 1,
+ .rx_queues_to_use = 1,
+ .tx_queues_to_use = 1,
+ .init = ls1x_eth_mux_init,
};
static struct resource ls1x_eth1_resources[] = {
diff --git a/arch/mips/loongson64/Kconfig b/arch/mips/loongson64/Kconfig
index 8e6e292675b2..0d249fc3cfe9 100644
--- a/arch/mips/loongson64/Kconfig
+++ b/arch/mips/loongson64/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if MACH_LOONGSON64
choice
diff --git a/arch/mips/loongson64/common/Makefile b/arch/mips/loongson64/common/Makefile
index 074d9cb15cd2..8235ac7eac95 100644
--- a/arch/mips/loongson64/common/Makefile
+++ b/arch/mips/loongson64/common/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for loongson based machines.
#
diff --git a/arch/mips/loongson64/common/dma-swiotlb.c b/arch/mips/loongson64/common/dma-swiotlb.c
index 34486c138206..ef07740cee61 100644
--- a/arch/mips/loongson64/common/dma-swiotlb.c
+++ b/arch/mips/loongson64/common/dma-swiotlb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/mm.h>
#include <linux/init.h>
#include <linux/dma-mapping.h>
diff --git a/arch/mips/loongson64/loongson-3/acpi_init.c b/arch/mips/loongson64/loongson-3/acpi_init.c
index dbdad79ead8f..8d7c119ddf91 100644
--- a/arch/mips/loongson64/loongson-3/acpi_init.c
+++ b/arch/mips/loongson64/loongson-3/acpi_init.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/io.h>
#include <linux/init.h>
#include <linux/ioport.h>
diff --git a/arch/mips/loongson64/loongson-3/hpet.c b/arch/mips/loongson64/loongson-3/hpet.c
index 4df9d4b7356a..ed15430ad64f 100644
--- a/arch/mips/loongson64/loongson-3/hpet.c
+++ b/arch/mips/loongson64/loongson-3/hpet.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/percpu.h>
diff --git a/arch/mips/loongson64/loongson-3/irq.c b/arch/mips/loongson64/loongson-3/irq.c
index 7202e52cd046..cbeb20f9fc95 100644
--- a/arch/mips/loongson64/loongson-3/irq.c
+++ b/arch/mips/loongson64/loongson-3/irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <loongson.h>
#include <irq.h>
#include <linux/interrupt.h>
diff --git a/arch/mips/loongson64/loongson-3/smp.h b/arch/mips/loongson64/loongson-3/smp.h
index d98ff654b7d7..957bde81e0e4 100644
--- a/arch/mips/loongson64/loongson-3/smp.h
+++ b/arch/mips/loongson64/loongson-3/smp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LOONGSON_SMP_H_
#define __LOONGSON_SMP_H_
diff --git a/arch/mips/math-emu/Makefile b/arch/mips/math-emu/Makefile
index e9f10b88b695..81d25ff328a7 100644
--- a/arch/mips/math-emu/Makefile
+++ b/arch/mips/math-emu/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux/MIPS kernel FPU emulation.
#
diff --git a/arch/mips/math-emu/cp1emu.c b/arch/mips/math-emu/cp1emu.c
index 192542dbd972..16d9ef5a78c5 100644
--- a/arch/mips/math-emu/cp1emu.c
+++ b/arch/mips/math-emu/cp1emu.c
@@ -2558,7 +2558,6 @@ dcopuop:
break;
default:
/* Reserved R6 ops */
- pr_err("Reserved MIPS R6 CMP.condn.S operation\n");
return SIGILL;
}
}
@@ -2719,7 +2718,6 @@ dcopuop:
break;
default:
/* Reserved R6 ops */
- pr_err("Reserved MIPS R6 CMP.condn.D operation\n");
return SIGILL;
}
}
diff --git a/arch/mips/math-emu/dsemul.c b/arch/mips/math-emu/dsemul.c
index b6bfd3625369..5450f4d1c920 100644
--- a/arch/mips/math-emu/dsemul.c
+++ b/arch/mips/math-emu/dsemul.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/err.h>
#include <linux/slab.h>
#include <linux/mm_types.h>
diff --git a/arch/mips/math-emu/me-debugfs.c b/arch/mips/math-emu/me-debugfs.c
index 8c0ec154aecc..62566385ce0e 100644
--- a/arch/mips/math-emu/me-debugfs.c
+++ b/arch/mips/math-emu/me-debugfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/cpumask.h>
#include <linux/debugfs.h>
#include <linux/fs.h>
diff --git a/arch/mips/mm/Makefile b/arch/mips/mm/Makefile
index b4cc8811a664..c463bdad45c7 100644
--- a/arch/mips/mm/Makefile
+++ b/arch/mips/mm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux/MIPS-specific parts of the memory manager.
#
diff --git a/arch/mips/mm/c-r3k.c b/arch/mips/mm/c-r3k.c
index 21e4e662c1fa..3466fcdae0ca 100644
--- a/arch/mips/mm/c-r3k.c
+++ b/arch/mips/mm/c-r3k.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* r2300.c: R2000 and R3000 specific mmu/cache code.
*
diff --git a/arch/mips/mm/c-tx39.c b/arch/mips/mm/c-tx39.c
index 5c282583edf1..5f6c099a9457 100644
--- a/arch/mips/mm/c-tx39.c
+++ b/arch/mips/mm/c-tx39.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* r2300.c: R2000 and R3000 specific mmu/cache code.
*
diff --git a/arch/mips/mm/gup.c b/arch/mips/mm/gup.c
index d8c3c159289a..1e4658eee13f 100644
--- a/arch/mips/mm/gup.c
+++ b/arch/mips/mm/gup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Lockless get_user_pages_fast for MIPS
*
diff --git a/arch/mips/mm/highmem.c b/arch/mips/mm/highmem.c
index f13f51003bd8..d08e6d7d533b 100644
--- a/arch/mips/mm/highmem.c
+++ b/arch/mips/mm/highmem.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/compiler.h>
#include <linux/init.h>
#include <linux/export.h>
diff --git a/arch/mips/mm/sc-debugfs.c b/arch/mips/mm/sc-debugfs.c
index 7e945e310b44..2e2132d3f5c7 100644
--- a/arch/mips/mm/sc-debugfs.c
+++ b/arch/mips/mm/sc-debugfs.c
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2015 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/mm/sc-ip22.c b/arch/mips/mm/sc-ip22.c
index f293a97cb885..ea059cd86496 100644
--- a/arch/mips/mm/sc-ip22.c
+++ b/arch/mips/mm/sc-ip22.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* sc-ip22.c: Indy cache management functions.
*
diff --git a/arch/mips/mm/sc-mips.c b/arch/mips/mm/sc-mips.c
index acfb89273dad..548acb7f8557 100644
--- a/arch/mips/mm/sc-mips.c
+++ b/arch/mips/mm/sc-mips.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2006 Chris Dearman (chris@mips.com),
*/
diff --git a/arch/mips/mm/sc-r5k.c b/arch/mips/mm/sc-r5k.c
index 751b5cd18bf2..c7b94c951d98 100644
--- a/arch/mips/mm/sc-r5k.c
+++ b/arch/mips/mm/sc-r5k.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1997, 2001 Ralf Baechle (ralf@gnu.org),
* derived from r4xx0.c by David S. Miller (davem@davemloft.net).
diff --git a/arch/mips/mm/sc-rm7k.c b/arch/mips/mm/sc-rm7k.c
index 78f900c59276..e9e3777a7848 100644
--- a/arch/mips/mm/sc-rm7k.c
+++ b/arch/mips/mm/sc-rm7k.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* sc-rm7k.c: RM7000 cache management functions.
*
diff --git a/arch/mips/mm/tlb-r3k.c b/arch/mips/mm/tlb-r3k.c
index 1290b995695d..6f589e0112ce 100644
--- a/arch/mips/mm/tlb-r3k.c
+++ b/arch/mips/mm/tlb-r3k.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* r2300.c: R2000 and R3000 specific mmu/cache code.
*
diff --git a/arch/mips/mm/uasm-micromips.c b/arch/mips/mm/uasm-micromips.c
index c28ff53c8da0..cdb5a191b9d5 100644
--- a/arch/mips/mm/uasm-micromips.c
+++ b/arch/mips/mm/uasm-micromips.c
@@ -80,7 +80,7 @@ static const struct insn const insn_table_MM[insn_invalid] = {
[insn_jr] = {M(mm_pool32a_op, 0, 0, 0, mm_jalr_op, mm_pool32axf_op), RS},
[insn_lb] = {M(mm_lb32_op, 0, 0, 0, 0, 0), RT | RS | SIMM},
[insn_ld] = {0, 0},
- [insn_lh] = {M(mm_lh32_op, 0, 0, 0, 0, 0), RS | RS | SIMM},
+ [insn_lh] = {M(mm_lh32_op, 0, 0, 0, 0, 0), RT | RS | SIMM},
[insn_ll] = {M(mm_pool32c_op, 0, 0, (mm_ll_func << 1), 0, 0), RS | RT | SIMM},
[insn_lld] = {0, 0},
[insn_lui] = {M(mm_pool32i_op, mm_lui_op, 0, 0, 0, 0), RS | SIMM},
diff --git a/arch/mips/mti-malta/Makefile b/arch/mips/mti-malta/Makefile
index 5827af77c18e..63940bdce698 100644
--- a/arch/mips/mti-malta/Makefile
+++ b/arch/mips/mti-malta/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Carsten Langgaard, carstenl@mips.com
# Copyright (C) 1999,2000 MIPS Technologies, Inc. All rights reserved.
diff --git a/arch/mips/mti-malta/malta-dt.c b/arch/mips/mti-malta/malta-dt.c
index 4822943100f3..b397117033aa 100644
--- a/arch/mips/mti-malta/malta-dt.c
+++ b/arch/mips/mti-malta/malta-dt.c
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2015 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/mti-malta/malta-dtshim.c b/arch/mips/mti-malta/malta-dtshim.c
index a6699c15277d..7859b6e49863 100644
--- a/arch/mips/mti-malta/malta-dtshim.c
+++ b/arch/mips/mti-malta/malta-dtshim.c
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2015 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/mti-malta/malta-pm.c b/arch/mips/mti-malta/malta-pm.c
index c1e456c01a44..efbd659fb602 100644
--- a/arch/mips/mti-malta/malta-pm.c
+++ b/arch/mips/mti-malta/malta-pm.c
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2014 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/net/ebpf_jit.c b/arch/mips/net/ebpf_jit.c
index 7646891c4e9b..962b0259b4b6 100644
--- a/arch/mips/net/ebpf_jit.c
+++ b/arch/mips/net/ebpf_jit.c
@@ -667,7 +667,7 @@ static int build_one_insn(const struct bpf_insn *insn, struct jit_ctx *ctx,
{
int src, dst, r, td, ts, mem_off, b_off;
bool need_swap, did_move, cmp_eq;
- unsigned int target;
+ unsigned int target = 0;
u64 t64;
s64 t64s;
int bpf_op = BPF_OP(insn->code);
@@ -1513,7 +1513,7 @@ ld_skb_common:
}
src = ebpf_to_mips_reg(ctx, insn, src_reg_no_fp);
if (src < 0)
- return dst;
+ return src;
if (BPF_MODE(insn->code) == BPF_XADD) {
switch (BPF_SIZE(insn->code)) {
case BPF_W:
diff --git a/arch/mips/netlogic/Kconfig b/arch/mips/netlogic/Kconfig
index fb00606e352d..8296b13affd2 100644
--- a/arch/mips/netlogic/Kconfig
+++ b/arch/mips/netlogic/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if NLM_XLP_BOARD || NLM_XLR_BOARD
if NLM_XLP_BOARD
diff --git a/arch/mips/netlogic/common/Makefile b/arch/mips/netlogic/common/Makefile
index 362739d62b1d..60d00b5d748e 100644
--- a/arch/mips/netlogic/common/Makefile
+++ b/arch/mips/netlogic/common/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y += irq.o time.o
obj-y += nlm-dma.o
obj-y += reset.o
diff --git a/arch/mips/netlogic/xlp/Makefile b/arch/mips/netlogic/xlp/Makefile
index 6b43af0a34d9..d62465717393 100644
--- a/arch/mips/netlogic/xlp/Makefile
+++ b/arch/mips/netlogic/xlp/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y += setup.o nlm_hal.o cop2-ex.o dt.o
obj-$(CONFIG_SMP) += wakeup.o
ifdef CONFIG_USB
diff --git a/arch/mips/oprofile/Makefile b/arch/mips/oprofile/Makefile
index 070afdb297df..011cf9f891e7 100644
--- a/arch/mips/oprofile/Makefile
+++ b/arch/mips/oprofile/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_OPROFILE) += oprofile.o
DRIVER_OBJS = $(addprefix ../../../drivers/oprofile/, \
diff --git a/arch/mips/oprofile/backtrace.c b/arch/mips/oprofile/backtrace.c
index 16ace558cd9d..806fb798091f 100644
--- a/arch/mips/oprofile/backtrace.c
+++ b/arch/mips/oprofile/backtrace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/oprofile.h>
#include <linux/sched.h>
#include <linux/mm.h>
diff --git a/arch/mips/paravirt/Kconfig b/arch/mips/paravirt/Kconfig
index ecae5861b601..46b110fec967 100644
--- a/arch/mips/paravirt/Kconfig
+++ b/arch/mips/paravirt/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if MIPS_PARAVIRT
config MIPS_PCI_VIRTIO
diff --git a/arch/mips/pci/Makefile b/arch/mips/pci/Makefile
index 4b821481dd44..8185a2bfaf09 100644
--- a/arch/mips/pci/Makefile
+++ b/arch/mips/pci/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the PCI specific kernel interface routines under Linux.
#
diff --git a/arch/mips/pci/fixup-ip32.c b/arch/mips/pci/fixup-ip32.c
index c6ec18a07e63..d091ffc53569 100644
--- a/arch/mips/pci/fixup-ip32.c
+++ b/arch/mips/pci/fixup-ip32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/pci.h>
diff --git a/arch/mips/pci/fixup-malta.c b/arch/mips/pci/fixup-malta.c
index 3ec85331795e..8131e0ffe735 100644
--- a/arch/mips/pci/fixup-malta.c
+++ b/arch/mips/pci/fixup-malta.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/pci.h>
#include <asm/mips-boards/piix4.h>
diff --git a/arch/mips/pci/ops-loongson3.c b/arch/mips/pci/ops-loongson3.c
index 46ed541a3ec7..9e118431e226 100644
--- a/arch/mips/pci/ops-loongson3.c
+++ b/arch/mips/pci/ops-loongson3.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/pci.h>
#include <linux/kernel.h>
diff --git a/arch/mips/pci/ops-nile4.c b/arch/mips/pci/ops-nile4.c
index b9d1fd0ff7e2..b00658d19116 100644
--- a/arch/mips/pci/ops-nile4.c
+++ b/arch/mips/pci/ops-nile4.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/pci.h>
#include <asm/bootinfo.h>
diff --git a/arch/mips/pci/pci-alchemy.c b/arch/mips/pci/pci-alchemy.c
index f15ec98de2de..4f2411f489af 100644
--- a/arch/mips/pci/pci-alchemy.c
+++ b/arch/mips/pci/pci-alchemy.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Alchemy PCI host mode support.
*
diff --git a/arch/mips/pci/pci-bcm63xx.h b/arch/mips/pci/pci-bcm63xx.h
index ffab4da7bd00..214def1e45a5 100644
--- a/arch/mips/pci/pci-bcm63xx.h
+++ b/arch/mips/pci/pci-bcm63xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PCI_BCM63XX_H_
#define PCI_BCM63XX_H_
diff --git a/arch/mips/pci/pci-generic.c b/arch/mips/pci/pci-generic.c
index dce304dc3d62..676348164027 100644
--- a/arch/mips/pci/pci-generic.c
+++ b/arch/mips/pci/pci-generic.c
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2016 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* pcibios_align_resource taken from arch/arm/kernel/bios32.c.
*
diff --git a/arch/mips/pic32/Kconfig b/arch/mips/pic32/Kconfig
index 527d37da05ac..e284e89183cc 100644
--- a/arch/mips/pic32/Kconfig
+++ b/arch/mips/pic32/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if MACH_PIC32
choice
diff --git a/arch/mips/pistachio/Kconfig b/arch/mips/pistachio/Kconfig
index 97731ea94322..9a0e06c95184 100644
--- a/arch/mips/pistachio/Kconfig
+++ b/arch/mips/pistachio/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config PISTACHIO_GPTIMER_CLKSRC
bool "Enable General Purpose Timer based clocksource"
depends on MACH_PISTACHIO
diff --git a/arch/mips/pmcs-msp71xx/Kconfig b/arch/mips/pmcs-msp71xx/Kconfig
index 4190093d3053..d319bc0c3df6 100644
--- a/arch/mips/pmcs-msp71xx/Kconfig
+++ b/arch/mips/pmcs-msp71xx/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
choice
prompt "PMC-Sierra MSP SOC type"
depends on PMC_MSP
diff --git a/arch/mips/pmcs-msp71xx/Makefile b/arch/mips/pmcs-msp71xx/Makefile
index d4f7220f2485..c040bd6ed62d 100644
--- a/arch/mips/pmcs-msp71xx/Makefile
+++ b/arch/mips/pmcs-msp71xx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the PMC-Sierra MSP SOCs
#
diff --git a/arch/mips/power/hibernate.c b/arch/mips/power/hibernate.c
index 19a9af68bcdb..94ab17c3c49d 100644
--- a/arch/mips/power/hibernate.c
+++ b/arch/mips/power/hibernate.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <asm/tlbflush.h>
extern int restore_image(void);
diff --git a/arch/mips/ralink/Kconfig b/arch/mips/ralink/Kconfig
index b4627080b828..f26736b7080b 100644
--- a/arch/mips/ralink/Kconfig
+++ b/arch/mips/ralink/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if RALINK
config CLKEVT_RT3352
diff --git a/arch/mips/rb532/setup.c b/arch/mips/rb532/setup.c
index d0c64e71d532..1aa4df1385cb 100644
--- a/arch/mips/rb532/setup.c
+++ b/arch/mips/rb532/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* setup.c - boot time setup code
*/
diff --git a/arch/mips/sgi-ip22/Makefile b/arch/mips/sgi-ip22/Makefile
index 411cda9ee030..45f42fa08faa 100644
--- a/arch/mips/sgi-ip22/Makefile
+++ b/arch/mips/sgi-ip22/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the SGI specific kernel interface routines
# under Linux.
diff --git a/arch/mips/sgi-ip22/ip22-berr.c b/arch/mips/sgi-ip22/ip22-berr.c
index ff8e1935c873..34bb9801d5ff 100644
--- a/arch/mips/sgi-ip22/ip22-berr.c
+++ b/arch/mips/sgi-ip22/ip22-berr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ip22-berr.c: Bus error handling.
*
diff --git a/arch/mips/sgi-ip22/ip22-hpc.c b/arch/mips/sgi-ip22/ip22-hpc.c
index 396956e07307..49922e86cf1d 100644
--- a/arch/mips/sgi-ip22/ip22-hpc.c
+++ b/arch/mips/sgi-ip22/ip22-hpc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ip22-hpc.c: Routines for generic manipulation of the HPC controllers.
*
diff --git a/arch/mips/sgi-ip22/ip22-int.c b/arch/mips/sgi-ip22/ip22-int.c
index c66889fc4913..3804895fa697 100644
--- a/arch/mips/sgi-ip22/ip22-int.c
+++ b/arch/mips/sgi-ip22/ip22-int.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ip22-int.c: Routines for generic manipulation of the INT[23] ASIC
* found on INDY and Indigo2 workstations.
diff --git a/arch/mips/sgi-ip22/ip22-mc.c b/arch/mips/sgi-ip22/ip22-mc.c
index db5a64026443..1944d41507ef 100644
--- a/arch/mips/sgi-ip22/ip22-mc.c
+++ b/arch/mips/sgi-ip22/ip22-mc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ip22-mc.c: Routines for manipulating SGI Memory Controller.
*
diff --git a/arch/mips/sgi-ip22/ip22-nvram.c b/arch/mips/sgi-ip22/ip22-nvram.c
index cc6133bb57ca..e727ef519acf 100644
--- a/arch/mips/sgi-ip22/ip22-nvram.c
+++ b/arch/mips/sgi-ip22/ip22-nvram.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ip22-nvram.c: NVRAM and serial EEPROM handling.
*
diff --git a/arch/mips/sgi-ip22/ip22-platform.c b/arch/mips/sgi-ip22/ip22-platform.c
index a14fd32b76bd..37ad26716579 100644
--- a/arch/mips/sgi-ip22/ip22-platform.c
+++ b/arch/mips/sgi-ip22/ip22-platform.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/if_ether.h>
#include <linux/kernel.h>
diff --git a/arch/mips/sgi-ip22/ip22-setup.c b/arch/mips/sgi-ip22/ip22-setup.c
index 872159970935..b69daa02401b 100644
--- a/arch/mips/sgi-ip22/ip22-setup.c
+++ b/arch/mips/sgi-ip22/ip22-setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ip22-setup.c: SGI specific setup, including init of the feature struct.
*
diff --git a/arch/mips/sgi-ip22/ip28-berr.c b/arch/mips/sgi-ip22/ip28-berr.c
index 75460e1e106b..2ed8e4990b7a 100644
--- a/arch/mips/sgi-ip22/ip28-berr.c
+++ b/arch/mips/sgi-ip22/ip28-berr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ip28-berr.c: Bus error handling.
*
diff --git a/arch/mips/sgi-ip27/Kconfig b/arch/mips/sgi-ip27/Kconfig
index 4d8705a65e4a..ef3847e7aee0 100644
--- a/arch/mips/sgi-ip27/Kconfig
+++ b/arch/mips/sgi-ip27/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
choice
prompt "Node addressing mode"
depends on SGI_IP27
diff --git a/arch/mips/sgi-ip27/Makefile b/arch/mips/sgi-ip27/Makefile
index ab4affa626c7..73502fda13ee 100644
--- a/arch/mips/sgi-ip27/Makefile
+++ b/arch/mips/sgi-ip27/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the IP27 specific kernel interface routines under Linux.
#
diff --git a/arch/mips/sgi-ip27/ip27-irq-pci.c b/arch/mips/sgi-ip27/ip27-irq-pci.c
index 2a1c40784bd9..cd449e90b917 100644
--- a/arch/mips/sgi-ip27/ip27-irq-pci.c
+++ b/arch/mips/sgi-ip27/ip27-irq-pci.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ip27-irq.c: Highlevel interrupt handling for IP27 architecture.
*
diff --git a/arch/mips/sgi-ip27/ip27-irq.c b/arch/mips/sgi-ip27/ip27-irq.c
index 16ec4e12daa3..0dde6164a06f 100644
--- a/arch/mips/sgi-ip27/ip27-irq.c
+++ b/arch/mips/sgi-ip27/ip27-irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ip27-irq.c: Highlevel interrupt handling for IP27 architecture.
*
diff --git a/arch/mips/sgi-ip27/ip27-klconfig.c b/arch/mips/sgi-ip27/ip27-klconfig.c
index c873d62ff083..41171ff0c75e 100644
--- a/arch/mips/sgi-ip27/ip27-klconfig.c
+++ b/arch/mips/sgi-ip27/ip27-klconfig.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1999, 2000 Ralf Baechle (ralf@gnu.org)
* Copyright (C) 1999, 2000 Silicon Graphics, Inc.
diff --git a/arch/mips/sgi-ip27/ip27-klnuma.c b/arch/mips/sgi-ip27/ip27-klnuma.c
index 2beb03907d09..a4f01328de62 100644
--- a/arch/mips/sgi-ip27/ip27-klnuma.c
+++ b/arch/mips/sgi-ip27/ip27-klnuma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Ported from IRIX to Linux by Kanoj Sarcar, 06/08/00.
* Copyright 2000 - 2001 Silicon Graphics, Inc.
diff --git a/arch/mips/sgi-ip27/ip27-nmi.c b/arch/mips/sgi-ip27/ip27-nmi.c
index cfceaea92724..8ac2bfa35fb6 100644
--- a/arch/mips/sgi-ip27/ip27-nmi.c
+++ b/arch/mips/sgi-ip27/ip27-nmi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/mmzone.h>
#include <linux/nodemask.h>
diff --git a/arch/mips/sgi-ip27/ip27-timer.c b/arch/mips/sgi-ip27/ip27-timer.c
index a53f0c8c901e..9d55247533a5 100644
--- a/arch/mips/sgi-ip27/ip27-timer.c
+++ b/arch/mips/sgi-ip27/ip27-timer.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copytight (C) 1999, 2000, 05, 06 Ralf Baechle (ralf@linux-mips.org)
* Copytight (C) 1999, 2000 Silicon Graphics, Inc.
diff --git a/arch/mips/sibyte/Kconfig b/arch/mips/sibyte/Kconfig
index 707b88441567..f4dbce25bc6a 100644
--- a/arch/mips/sibyte/Kconfig
+++ b/arch/mips/sibyte/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config SIBYTE_SB1250
bool
select CEVT_SB1250
diff --git a/arch/mips/sibyte/Makefile b/arch/mips/sibyte/Makefile
index 455c40d6d625..d015c4d79c3e 100644
--- a/arch/mips/sibyte/Makefile
+++ b/arch/mips/sibyte/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Sibyte SB1250 / BCM1480 family of SOCs
#
diff --git a/arch/mips/sibyte/common/cfe_console.c b/arch/mips/sibyte/common/cfe_console.c
index 1ad2da103fe9..8af7b41f7c19 100644
--- a/arch/mips/sibyte/common/cfe_console.c
+++ b/arch/mips/sibyte/common/cfe_console.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/errno.h>
#include <linux/console.h>
diff --git a/arch/mips/sibyte/swarm/platform.c b/arch/mips/sibyte/swarm/platform.c
index 1cecdcf85cf1..484969db7713 100644
--- a/arch/mips/sibyte/swarm/platform.c
+++ b/arch/mips/sibyte/swarm/platform.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/err.h>
#include <linux/kernel.h>
#include <linux/init.h>
diff --git a/arch/mips/sni/reset.c b/arch/mips/sni/reset.c
index 6afa34346b81..66f963d8da7e 100644
--- a/arch/mips/sni/reset.c
+++ b/arch/mips/sni/reset.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/mips/sni/process.c
*
diff --git a/arch/mips/sni/time.c b/arch/mips/sni/time.c
index 7ee14f41fc25..0eb7d1e8821b 100644
--- a/arch/mips/sni/time.c
+++ b/arch/mips/sni/time.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/i8253.h>
#include <linux/interrupt.h>
diff --git a/arch/mips/tools/generic-board-config.sh b/arch/mips/tools/generic-board-config.sh
index 5c4f93687039..08849f83ef6c 100755
--- a/arch/mips/tools/generic-board-config.sh
+++ b/arch/mips/tools/generic-board-config.sh
@@ -1,7 +1,7 @@
#!/bin/sh
#
# Copyright (C) 2017 Imagination Technologies
-# Author: Paul Burton <paul.burton@imgtec.com>
+# Author: Paul Burton <paul.burton@mips.com>
#
# This program is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the
@@ -30,8 +30,6 @@ cfg="$4"
boards_origin="$5"
shift 5
-cd "${srctree}"
-
# Only print Skipping... lines if the user explicitly specified BOARDS=. In the
# general case it only serves to obscure the useful output about what actually
# was included.
@@ -48,7 +46,7 @@ environment*)
esac
for board in $@; do
- board_cfg="arch/mips/configs/generic/board-${board}.config"
+ board_cfg="${srctree}/arch/mips/configs/generic/board-${board}.config"
if [ ! -f "${board_cfg}" ]; then
echo "WARNING: Board config '${board_cfg}' not found"
continue
@@ -84,7 +82,7 @@ for board in $@; do
done || continue
# Merge this board config fragment into our final config file
- ./scripts/kconfig/merge_config.sh \
+ ${srctree}/scripts/kconfig/merge_config.sh \
-m -O ${objtree} ${cfg} ${board_cfg} \
| grep -Ev '^(#|Using)'
done
diff --git a/arch/mips/txx9/Kconfig b/arch/mips/txx9/Kconfig
index 42923478d45c..d2509c93f0ee 100644
--- a/arch/mips/txx9/Kconfig
+++ b/arch/mips/txx9/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config MACH_TX39XX
bool
select MACH_TXX9
diff --git a/arch/mips/txx9/Makefile b/arch/mips/txx9/Makefile
index 34787dabff06..195295937282 100644
--- a/arch/mips/txx9/Makefile
+++ b/arch/mips/txx9/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Common TXx9
#
diff --git a/arch/mips/txx9/generic/Makefile b/arch/mips/txx9/generic/Makefile
index 1863c167e66e..6d00580fc81d 100644
--- a/arch/mips/txx9/generic/Makefile
+++ b/arch/mips/txx9/generic/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for common code for TXx9 based systems
#
diff --git a/arch/mips/vdso/Makefile b/arch/mips/vdso/Makefile
index b47d2a45dbf4..ce196046ac3e 100644
--- a/arch/mips/vdso/Makefile
+++ b/arch/mips/vdso/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Objects to go into the VDSO.
obj-vdso-y := elf.o gettimeofday.o sigreturn.o
diff --git a/arch/mips/vr41xx/Kconfig b/arch/mips/vr41xx/Kconfig
index 74927b4d4f0b..992c988b83b0 100644
--- a/arch/mips/vr41xx/Kconfig
+++ b/arch/mips/vr41xx/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
choice
prompt "Machine type"
depends on MACH_VR41XX
diff --git a/arch/mips/xilfpga/Kconfig b/arch/mips/xilfpga/Kconfig
index 42a030a0edba..ca7b2368eab7 100644
--- a/arch/mips/xilfpga/Kconfig
+++ b/arch/mips/xilfpga/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
choice
prompt "Machine type"
depends on MACH_XILFPGA
diff --git a/arch/mn10300/Kconfig b/arch/mn10300/Kconfig
index 38e3494bfb63..e9d8d60bd28b 100644
--- a/arch/mn10300/Kconfig
+++ b/arch/mn10300/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config MN10300
def_bool y
select HAVE_EXIT_THREAD
diff --git a/arch/mn10300/Kconfig.debug b/arch/mn10300/Kconfig.debug
index 94efb3ed223f..37ada651f756 100644
--- a/arch/mn10300/Kconfig.debug
+++ b/arch/mn10300/Kconfig.debug
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Kernel hacking"
source "lib/Kconfig.debug"
diff --git a/arch/mn10300/boot/compressed/Makefile b/arch/mn10300/boot/compressed/Makefile
index 5f56f9de1061..9b9a48fc8e53 100644
--- a/arch/mn10300/boot/compressed/Makefile
+++ b/arch/mn10300/boot/compressed/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Create a compressed vmlinux image from the original vmlinux
#
diff --git a/arch/mn10300/boot/tools/build.c b/arch/mn10300/boot/tools/build.c
index 4f552ead0f8e..3ce158fe07b0 100644
--- a/arch/mn10300/boot/tools/build.c
+++ b/arch/mn10300/boot/tools/build.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1991, 1992 Linus Torvalds
* Copyright (C) 1997 Martin Mares
diff --git a/arch/mn10300/include/asm/kmap_types.h b/arch/mn10300/include/asm/kmap_types.h
index 76d093b58d4f..f444d7ffa766 100644
--- a/arch/mn10300/include/asm/kmap_types.h
+++ b/arch/mn10300/include/asm/kmap_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_KMAP_TYPES_H
#define _ASM_KMAP_TYPES_H
diff --git a/arch/mn10300/include/asm/mmu.h b/arch/mn10300/include/asm/mmu.h
index 2d2d097e7309..b9d6d41adace 100644
--- a/arch/mn10300/include/asm/mmu.h
+++ b/arch/mn10300/include/asm/mmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* MN10300 Memory management context
*
* Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
diff --git a/arch/mn10300/include/asm/page_offset.h b/arch/mn10300/include/asm/page_offset.h
index 8eb5b16ad86b..1e869aa09418 100644
--- a/arch/mn10300/include/asm/page_offset.h
+++ b/arch/mn10300/include/asm/page_offset.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* MN10300 Kernel base address
*
* Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
diff --git a/arch/mn10300/include/asm/shmparam.h b/arch/mn10300/include/asm/shmparam.h
index ab666ed1a070..3a31faaa4353 100644
--- a/arch/mn10300/include/asm/shmparam.h
+++ b/arch/mn10300/include/asm/shmparam.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SHMPARAM_H
#define _ASM_SHMPARAM_H
diff --git a/arch/mn10300/include/asm/spinlock_types.h b/arch/mn10300/include/asm/spinlock_types.h
index 653dc519b405..32abdc89bbc7 100644
--- a/arch/mn10300/include/asm/spinlock_types.h
+++ b/arch/mn10300/include/asm/spinlock_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SPINLOCK_TYPES_H
#define _ASM_SPINLOCK_TYPES_H
diff --git a/arch/mn10300/include/asm/termios.h b/arch/mn10300/include/asm/termios.h
index c2e29c75dfac..4010edcaa08e 100644
--- a/arch/mn10300/include/asm/termios.h
+++ b/arch/mn10300/include/asm/termios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_TERMIOS_H
#define _ASM_TERMIOS_H
diff --git a/arch/mn10300/include/uapi/asm/bitsperlong.h b/arch/mn10300/include/uapi/asm/bitsperlong.h
index 6dc0bb0c13b2..76da34b10f59 100644
--- a/arch/mn10300/include/uapi/asm/bitsperlong.h
+++ b/arch/mn10300/include/uapi/asm/bitsperlong.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/bitsperlong.h>
diff --git a/arch/mn10300/include/uapi/asm/byteorder.h b/arch/mn10300/include/uapi/asm/byteorder.h
index 5dd0bdd9feee..3467df91216c 100644
--- a/arch/mn10300/include/uapi/asm/byteorder.h
+++ b/arch/mn10300/include/uapi/asm/byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_BYTEORDER_H
#define _ASM_BYTEORDER_H
diff --git a/arch/mn10300/include/uapi/asm/errno.h b/arch/mn10300/include/uapi/asm/errno.h
index 4c82b503d92f..9addba592646 100644
--- a/arch/mn10300/include/uapi/asm/errno.h
+++ b/arch/mn10300/include/uapi/asm/errno.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/errno.h>
diff --git a/arch/mn10300/include/uapi/asm/fcntl.h b/arch/mn10300/include/uapi/asm/fcntl.h
index 46ab12db5739..a77648c505d1 100644
--- a/arch/mn10300/include/uapi/asm/fcntl.h
+++ b/arch/mn10300/include/uapi/asm/fcntl.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/fcntl.h>
diff --git a/arch/mn10300/include/uapi/asm/ioctl.h b/arch/mn10300/include/uapi/asm/ioctl.h
index b279fe06dfe5..b809c4566e5f 100644
--- a/arch/mn10300/include/uapi/asm/ioctl.h
+++ b/arch/mn10300/include/uapi/asm/ioctl.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/ioctl.h>
diff --git a/arch/mn10300/include/uapi/asm/ioctls.h b/arch/mn10300/include/uapi/asm/ioctls.h
index 0212f4b22557..0955d4f854e9 100644
--- a/arch/mn10300/include/uapi/asm/ioctls.h
+++ b/arch/mn10300/include/uapi/asm/ioctls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_IOCTLS_H
#define _ASM_IOCTLS_H
diff --git a/arch/mn10300/include/uapi/asm/ipcbuf.h b/arch/mn10300/include/uapi/asm/ipcbuf.h
index 84c7e51cb6d0..90d6445a14df 100644
--- a/arch/mn10300/include/uapi/asm/ipcbuf.h
+++ b/arch/mn10300/include/uapi/asm/ipcbuf.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/ipcbuf.h>
diff --git a/arch/mn10300/include/uapi/asm/kvm_para.h b/arch/mn10300/include/uapi/asm/kvm_para.h
index 14fab8f0b957..baacc4996d18 100644
--- a/arch/mn10300/include/uapi/asm/kvm_para.h
+++ b/arch/mn10300/include/uapi/asm/kvm_para.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/kvm_para.h>
diff --git a/arch/mn10300/include/uapi/asm/mman.h b/arch/mn10300/include/uapi/asm/mman.h
index db5c53da73ce..eb7f4798c036 100644
--- a/arch/mn10300/include/uapi/asm/mman.h
+++ b/arch/mn10300/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/mman.h>
#define MIN_MAP_ADDR PAGE_SIZE /* minimum fixed mmap address */
diff --git a/arch/mn10300/include/uapi/asm/msgbuf.h b/arch/mn10300/include/uapi/asm/msgbuf.h
index 8b602450cc4a..5982def83355 100644
--- a/arch/mn10300/include/uapi/asm/msgbuf.h
+++ b/arch/mn10300/include/uapi/asm/msgbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_MSGBUF_H
#define _ASM_MSGBUF_H
diff --git a/arch/mn10300/include/uapi/asm/param.h b/arch/mn10300/include/uapi/asm/param.h
index 02a0ca6f13ce..e0020d7742bd 100644
--- a/arch/mn10300/include/uapi/asm/param.h
+++ b/arch/mn10300/include/uapi/asm/param.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/* MN10300 Kernel parameters
*
* Copyright (C) 2007 Matsushita Electric Industrial Co., Ltd.
diff --git a/arch/mn10300/include/uapi/asm/poll.h b/arch/mn10300/include/uapi/asm/poll.h
index c98509d3149e..b7132a305a47 100644
--- a/arch/mn10300/include/uapi/asm/poll.h
+++ b/arch/mn10300/include/uapi/asm/poll.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/poll.h>
diff --git a/arch/mn10300/include/uapi/asm/posix_types.h b/arch/mn10300/include/uapi/asm/posix_types.h
index d31eeea480cf..6b4cfc7136e9 100644
--- a/arch/mn10300/include/uapi/asm/posix_types.h
+++ b/arch/mn10300/include/uapi/asm/posix_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/* MN10300 POSIX types
*
* Copyright (C) 2007 Matsushita Electric Industrial Co., Ltd.
diff --git a/arch/mn10300/include/uapi/asm/ptrace.h b/arch/mn10300/include/uapi/asm/ptrace.h
index 71b2251b7bff..f485c481a266 100644
--- a/arch/mn10300/include/uapi/asm/ptrace.h
+++ b/arch/mn10300/include/uapi/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/* MN10300 Exception frame layout and ptrace constants
*
* Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
diff --git a/arch/mn10300/include/uapi/asm/resource.h b/arch/mn10300/include/uapi/asm/resource.h
index 04bc4db8921b..49a81fbab43d 100644
--- a/arch/mn10300/include/uapi/asm/resource.h
+++ b/arch/mn10300/include/uapi/asm/resource.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/resource.h>
diff --git a/arch/mn10300/include/uapi/asm/sembuf.h b/arch/mn10300/include/uapi/asm/sembuf.h
index 301f3f9d8aa9..ef44c42c7e0f 100644
--- a/arch/mn10300/include/uapi/asm/sembuf.h
+++ b/arch/mn10300/include/uapi/asm/sembuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SEMBUF_H
#define _ASM_SEMBUF_H
diff --git a/arch/mn10300/include/uapi/asm/setup.h b/arch/mn10300/include/uapi/asm/setup.h
index ae5704fa77ad..043dd4b92026 100644
--- a/arch/mn10300/include/uapi/asm/setup.h
+++ b/arch/mn10300/include/uapi/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* There isn't anything here anymore, but the file must not be empty or patch
* will delete it.
diff --git a/arch/mn10300/include/uapi/asm/shmbuf.h b/arch/mn10300/include/uapi/asm/shmbuf.h
index 8f300cc35d6c..6e81f74f51c6 100644
--- a/arch/mn10300/include/uapi/asm/shmbuf.h
+++ b/arch/mn10300/include/uapi/asm/shmbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SHMBUF_H
#define _ASM_SHMBUF_H
diff --git a/arch/mn10300/include/uapi/asm/sigcontext.h b/arch/mn10300/include/uapi/asm/sigcontext.h
index 4de3afff4ad7..1c361fabb977 100644
--- a/arch/mn10300/include/uapi/asm/sigcontext.h
+++ b/arch/mn10300/include/uapi/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/* MN10300 Userspace signal context
*
* Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
diff --git a/arch/mn10300/include/uapi/asm/signal.h b/arch/mn10300/include/uapi/asm/signal.h
index f423a08d7eeb..566cb199d5ac 100644
--- a/arch/mn10300/include/uapi/asm/signal.h
+++ b/arch/mn10300/include/uapi/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/* MN10300 Signal definitions
*
* Copyright (C) 2007 Matsushita Electric Industrial Co., Ltd.
diff --git a/arch/mn10300/include/uapi/asm/socket.h b/arch/mn10300/include/uapi/asm/socket.h
index ac82a3f26dbf..b35eee132142 100644
--- a/arch/mn10300/include/uapi/asm/socket.h
+++ b/arch/mn10300/include/uapi/asm/socket.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SOCKET_H
#define _ASM_SOCKET_H
diff --git a/arch/mn10300/include/uapi/asm/sockios.h b/arch/mn10300/include/uapi/asm/sockios.h
index b03043a1c564..5706baa3cd0d 100644
--- a/arch/mn10300/include/uapi/asm/sockios.h
+++ b/arch/mn10300/include/uapi/asm/sockios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SOCKIOS_H
#define _ASM_SOCKIOS_H
diff --git a/arch/mn10300/include/uapi/asm/stat.h b/arch/mn10300/include/uapi/asm/stat.h
index 63ff8371cf2c..769f5f8829d4 100644
--- a/arch/mn10300/include/uapi/asm/stat.h
+++ b/arch/mn10300/include/uapi/asm/stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_STAT_H
#define _ASM_STAT_H
diff --git a/arch/mn10300/include/uapi/asm/swab.h b/arch/mn10300/include/uapi/asm/swab.h
index bd818a820ca8..d2284dd27ad4 100644
--- a/arch/mn10300/include/uapi/asm/swab.h
+++ b/arch/mn10300/include/uapi/asm/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/* MN10300 Byte-order primitive construction
*
* Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
diff --git a/arch/mn10300/include/uapi/asm/termbits.h b/arch/mn10300/include/uapi/asm/termbits.h
index 130d42495972..fca82ea2ca2c 100644
--- a/arch/mn10300/include/uapi/asm/termbits.h
+++ b/arch/mn10300/include/uapi/asm/termbits.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_TERMBITS_H
#define _ASM_TERMBITS_H
diff --git a/arch/mn10300/include/uapi/asm/termios.h b/arch/mn10300/include/uapi/asm/termios.h
index 11d3cc9d3162..25981aadb8cd 100644
--- a/arch/mn10300/include/uapi/asm/termios.h
+++ b/arch/mn10300/include/uapi/asm/termios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_TERMIOS_H
#define _UAPI_ASM_TERMIOS_H
diff --git a/arch/mn10300/include/uapi/asm/types.h b/arch/mn10300/include/uapi/asm/types.h
index 8b3f0501b9bc..7d2a697e2937 100644
--- a/arch/mn10300/include/uapi/asm/types.h
+++ b/arch/mn10300/include/uapi/asm/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/* MN10300 Basic type definitions
*
* Copyright (C) 2007 Matsushita Electric Industrial Co., Ltd.
diff --git a/arch/mn10300/include/uapi/asm/unistd.h b/arch/mn10300/include/uapi/asm/unistd.h
index e28ac3f42479..c0c96b650692 100644
--- a/arch/mn10300/include/uapi/asm/unistd.h
+++ b/arch/mn10300/include/uapi/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/* MN10300 System call number list
*
* Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
diff --git a/arch/mn10300/kernel/Makefile b/arch/mn10300/kernel/Makefile
index 561029f7fa44..de32af0e4b6e 100644
--- a/arch/mn10300/kernel/Makefile
+++ b/arch/mn10300/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the MN10300-specific core kernel code
#
diff --git a/arch/mn10300/kernel/asm-offsets.c b/arch/mn10300/kernel/asm-offsets.c
index e5a61c659b5a..57e6cc96267b 100644
--- a/arch/mn10300/kernel/asm-offsets.c
+++ b/arch/mn10300/kernel/asm-offsets.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Generate definitions needed by assembly language modules.
* This code generates raw asm output which is post-processed
diff --git a/arch/mn10300/kernel/gdb-stub.c b/arch/mn10300/kernel/gdb-stub.c
index a128c57b586b..3399d5699804 100644
--- a/arch/mn10300/kernel/gdb-stub.c
+++ b/arch/mn10300/kernel/gdb-stub.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* MN10300 GDB stub
*
* Originally written by Glenn Engel, Lake Stevens Instrument Division
diff --git a/arch/mn10300/mm/Kconfig.cache b/arch/mn10300/mm/Kconfig.cache
index bfbe52691f2c..8cc5d9ec3b6c 100644
--- a/arch/mn10300/mm/Kconfig.cache
+++ b/arch/mn10300/mm/Kconfig.cache
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# MN10300 CPU cache options
#
diff --git a/arch/mn10300/mm/Makefile b/arch/mn10300/mm/Makefile
index 11f38466ac28..048ba6f67f9a 100644
--- a/arch/mn10300/mm/Makefile
+++ b/arch/mn10300/mm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the MN10300-specific memory management code
#
diff --git a/arch/mn10300/oprofile/Makefile b/arch/mn10300/oprofile/Makefile
index 918dbe60ebb6..9fa95aaf496b 100644
--- a/arch/mn10300/oprofile/Makefile
+++ b/arch/mn10300/oprofile/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the MN10300-specific profiling code
#
diff --git a/arch/mn10300/proc-mn103e010/include/proc/intctl-regs.h b/arch/mn10300/proc-mn103e010/include/proc/intctl-regs.h
index f537801a44ba..516afe824055 100644
--- a/arch/mn10300/proc-mn103e010/include/proc/intctl-regs.h
+++ b/arch/mn10300/proc-mn103e010/include/proc/intctl-regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_PROC_INTCTL_REGS_H
#define _ASM_PROC_INTCTL_REGS_H
diff --git a/arch/mn10300/proc-mn2ws0050/include/proc/intctl-regs.h b/arch/mn10300/proc-mn2ws0050/include/proc/intctl-regs.h
index a1e977273d19..4d4084ea6694 100644
--- a/arch/mn10300/proc-mn2ws0050/include/proc/intctl-regs.h
+++ b/arch/mn10300/proc-mn2ws0050/include/proc/intctl-regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_PROC_INTCTL_REGS_H
#define _ASM_PROC_INTCTL_REGS_H
diff --git a/arch/mn10300/unit-asb2364/include/unit/fpga-regs.h b/arch/mn10300/unit-asb2364/include/unit/fpga-regs.h
index 33f100f9b468..2901ed344b3d 100644
--- a/arch/mn10300/unit-asb2364/include/unit/fpga-regs.h
+++ b/arch/mn10300/unit-asb2364/include/unit/fpga-regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* ASB2364 FPGA registers
*/
diff --git a/arch/nios2/Kconfig b/arch/nios2/Kconfig
index c587764b9c5a..60fae03dac79 100644
--- a/arch/nios2/Kconfig
+++ b/arch/nios2/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config NIOS2
def_bool y
select TIMER_OF
diff --git a/arch/nios2/Kconfig.debug b/arch/nios2/Kconfig.debug
index 55105220370c..edfeef049a51 100644
--- a/arch/nios2/Kconfig.debug
+++ b/arch/nios2/Kconfig.debug
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Kernel hacking"
config TRACE_IRQFLAGS_SUPPORT
diff --git a/arch/nios2/boot/compressed/Makefile b/arch/nios2/boot/compressed/Makefile
index d5921c9a9726..791e4309250a 100644
--- a/arch/nios2/boot/compressed/Makefile
+++ b/arch/nios2/boot/compressed/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# create a compressed vmlinux image from the original vmlinux
#
diff --git a/arch/nios2/include/uapi/asm/byteorder.h b/arch/nios2/include/uapi/asm/byteorder.h
index 3ab5dc20d757..639007a5544e 100644
--- a/arch/nios2/include/uapi/asm/byteorder.h
+++ b/arch/nios2/include/uapi/asm/byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright (C) 2009 Thomas Chou <thomas@wytron.com.tw>
* Copyright (C) 2004 Microtronix Datacom Ltd
diff --git a/arch/nios2/include/uapi/asm/elf.h b/arch/nios2/include/uapi/asm/elf.h
index 6f06d3b2949e..ab0df71f81b2 100644
--- a/arch/nios2/include/uapi/asm/elf.h
+++ b/arch/nios2/include/uapi/asm/elf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright (C) 2011 Tobias Klauser <tklauser@distanz.ch>
*
diff --git a/arch/nios2/include/uapi/asm/ptrace.h b/arch/nios2/include/uapi/asm/ptrace.h
index 1d35de90a977..2b91dbe5bcfe 100644
--- a/arch/nios2/include/uapi/asm/ptrace.h
+++ b/arch/nios2/include/uapi/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2010 Tobias Klauser <tklauser@distanz.ch>
* Copyright (C) 2004 Microtronix Datacom Ltd
diff --git a/arch/nios2/include/uapi/asm/sigcontext.h b/arch/nios2/include/uapi/asm/sigcontext.h
index b67944a50927..204ae3475b4e 100644
--- a/arch/nios2/include/uapi/asm/sigcontext.h
+++ b/arch/nios2/include/uapi/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright (C) 2004, Microtronix Datacom Ltd.
*
diff --git a/arch/nios2/include/uapi/asm/signal.h b/arch/nios2/include/uapi/asm/signal.h
index f29ee6314481..b0d983068fa5 100644
--- a/arch/nios2/include/uapi/asm/signal.h
+++ b/arch/nios2/include/uapi/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright Altera Corporation (C) 2013. All rights reserved
*
diff --git a/arch/nios2/include/uapi/asm/swab.h b/arch/nios2/include/uapi/asm/swab.h
index b4e22ebaeb17..9750547a5f82 100644
--- a/arch/nios2/include/uapi/asm/swab.h
+++ b/arch/nios2/include/uapi/asm/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2012 Tobias Klauser <tklauser@distanz.ch>
* Copyright (C) 2011 Pyramid Technical Consultants, Inc.
diff --git a/arch/nios2/include/uapi/asm/unistd.h b/arch/nios2/include/uapi/asm/unistd.h
index 51a32c71ce2b..b6bdae04bc84 100644
--- a/arch/nios2/include/uapi/asm/unistd.h
+++ b/arch/nios2/include/uapi/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2013 Altera Corporation
*
diff --git a/arch/nios2/kernel/Makefile b/arch/nios2/kernel/Makefile
index 06d07432b38d..0b645e1e3158 100644
--- a/arch/nios2/kernel/Makefile
+++ b/arch/nios2/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the nios2 linux kernel.
#
diff --git a/arch/nios2/mm/Makefile b/arch/nios2/mm/Makefile
index 3cbd0840873c..9d37fafd1dd1 100644
--- a/arch/nios2/mm/Makefile
+++ b/arch/nios2/mm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Nios2-specific parts of the memory manager.
#
diff --git a/arch/openrisc/Kconfig b/arch/openrisc/Kconfig
index a0f2e4a323c1..df2136ab1dcc 100644
--- a/arch/openrisc/Kconfig
+++ b/arch/openrisc/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# For a description of the syntax of this configuration file,
# see Documentation/kbuild/kconfig-language.txt.
diff --git a/arch/openrisc/boot/dts/Makefile b/arch/openrisc/boot/dts/Makefile
index b092d30d6c23..792ce7143c3a 100644
--- a/arch/openrisc/boot/dts/Makefile
+++ b/arch/openrisc/boot/dts/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ifneq '$(CONFIG_OPENRISC_BUILTIN_DTB)' '""'
BUILTIN_DTB := $(patsubst "%",%,$(CONFIG_OPENRISC_BUILTIN_DTB)).dtb.o
else
diff --git a/arch/openrisc/boot/dts/or1ksim.dts b/arch/openrisc/boot/dts/or1ksim.dts
index 5d4f9027afaf..9f4b856da580 100644
--- a/arch/openrisc/boot/dts/or1ksim.dts
+++ b/arch/openrisc/boot/dts/or1ksim.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/ {
compatible = "opencores,or1ksim";
diff --git a/arch/openrisc/include/asm/futex.h b/arch/openrisc/include/asm/futex.h
index 8fed278a24b8..618da4a1bffb 100644
--- a/arch/openrisc/include/asm/futex.h
+++ b/arch/openrisc/include/asm/futex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_OPENRISC_FUTEX_H
#define __ASM_OPENRISC_FUTEX_H
diff --git a/arch/openrisc/include/asm/string.h b/arch/openrisc/include/asm/string.h
index 64939ccd7531..69b975454ff2 100644
--- a/arch/openrisc/include/asm/string.h
+++ b/arch/openrisc/include/asm/string.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_OPENRISC_STRING_H
#define __ASM_OPENRISC_STRING_H
diff --git a/arch/openrisc/include/uapi/asm/elf.h b/arch/openrisc/include/uapi/asm/elf.h
index 88842760e66f..e892d5061685 100644
--- a/arch/openrisc/include/uapi/asm/elf.h
+++ b/arch/openrisc/include/uapi/asm/elf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* OpenRISC Linux
*
diff --git a/arch/openrisc/include/uapi/asm/param.h b/arch/openrisc/include/uapi/asm/param.h
index c39a336610e2..103471e310ca 100644
--- a/arch/openrisc/include/uapi/asm/param.h
+++ b/arch/openrisc/include/uapi/asm/param.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* OpenRISC Linux
*
diff --git a/arch/openrisc/include/uapi/asm/ptrace.h b/arch/openrisc/include/uapi/asm/ptrace.h
index 9760bd17fbcc..d4fab268f6aa 100644
--- a/arch/openrisc/include/uapi/asm/ptrace.h
+++ b/arch/openrisc/include/uapi/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* OpenRISC Linux
*
diff --git a/arch/openrisc/include/uapi/asm/sigcontext.h b/arch/openrisc/include/uapi/asm/sigcontext.h
index b79c2b19afbe..8ab775fc3450 100644
--- a/arch/openrisc/include/uapi/asm/sigcontext.h
+++ b/arch/openrisc/include/uapi/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* OpenRISC Linux
*
diff --git a/arch/openrisc/include/uapi/asm/unistd.h b/arch/openrisc/include/uapi/asm/unistd.h
index 471905bd7745..9a3ee389631e 100644
--- a/arch/openrisc/include/uapi/asm/unistd.h
+++ b/arch/openrisc/include/uapi/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* OpenRISC Linux
*
diff --git a/arch/openrisc/kernel/Makefile b/arch/openrisc/kernel/Makefile
index ec6d9d37cefd..c4ea6cabad46 100644
--- a/arch/openrisc/kernel/Makefile
+++ b/arch/openrisc/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/openrisc/kernel/vmlinux.h b/arch/openrisc/kernel/vmlinux.h
index bbcdf21b0b35..bdea46c617c7 100644
--- a/arch/openrisc/kernel/vmlinux.h
+++ b/arch/openrisc/kernel/vmlinux.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __OPENRISC_VMLINUX_H_
#define __OPENRISC_VMLINUX_H_
diff --git a/arch/openrisc/lib/memcpy.c b/arch/openrisc/lib/memcpy.c
index 669887a60e27..fe2177628fd9 100644
--- a/arch/openrisc/lib/memcpy.c
+++ b/arch/openrisc/lib/memcpy.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/openrisc/lib/memcpy.c
*
diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig
index a57dedbfc7b7..1fd3eb5b66c6 100644
--- a/arch/parisc/Kconfig
+++ b/arch/parisc/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config PARISC
def_bool y
select ARCH_MIGHT_HAVE_PC_PARPORT
diff --git a/arch/parisc/Kconfig.debug b/arch/parisc/Kconfig.debug
index 0d856b94c9b1..fb3507f9b14a 100644
--- a/arch/parisc/Kconfig.debug
+++ b/arch/parisc/Kconfig.debug
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Kernel hacking"
source "lib/Kconfig.debug"
diff --git a/arch/parisc/include/asm/agp.h b/arch/parisc/include/asm/agp.h
index d226ffa8fc12..cb04470e63d0 100644
--- a/arch/parisc/include/asm/agp.h
+++ b/arch/parisc/include/asm/agp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_PARISC_AGP_H
#define _ASM_PARISC_AGP_H
diff --git a/arch/parisc/include/asm/atomic.h b/arch/parisc/include/asm/atomic.h
index 17b98a87e5e2..bc54addd589f 100644
--- a/arch/parisc/include/asm/atomic.h
+++ b/arch/parisc/include/asm/atomic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright (C) 2000 Philipp Rumpf <prumpf@tux.org>
* Copyright (C) 2006 Kyle McMartin <kyle@parisc-linux.org>
*/
diff --git a/arch/parisc/include/asm/bitops.h b/arch/parisc/include/asm/bitops.h
index da87943328a5..53252d4f9a57 100644
--- a/arch/parisc/include/asm/bitops.h
+++ b/arch/parisc/include/asm/bitops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PARISC_BITOPS_H
#define _PARISC_BITOPS_H
diff --git a/arch/parisc/include/asm/bug.h b/arch/parisc/include/asm/bug.h
index 07ea467f22fc..4b6d60b94124 100644
--- a/arch/parisc/include/asm/bug.h
+++ b/arch/parisc/include/asm/bug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PARISC_BUG_H
#define _PARISC_BUG_H
diff --git a/arch/parisc/include/asm/bugs.h b/arch/parisc/include/asm/bugs.h
index 9e6284342a5f..0a7f9db6bd1c 100644
--- a/arch/parisc/include/asm/bugs.h
+++ b/arch/parisc/include/asm/bugs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/asm-parisc/bugs.h
*
diff --git a/arch/parisc/include/asm/cache.h b/arch/parisc/include/asm/cache.h
index df0f52bd18b4..150b7f30ea90 100644
--- a/arch/parisc/include/asm/cache.h
+++ b/arch/parisc/include/asm/cache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/asm-parisc/cache.h
*/
diff --git a/arch/parisc/include/asm/cacheflush.h b/arch/parisc/include/asm/cacheflush.h
index c7e15cc5c668..3742508cc534 100644
--- a/arch/parisc/include/asm/cacheflush.h
+++ b/arch/parisc/include/asm/cacheflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PARISC_CACHEFLUSH_H
#define _PARISC_CACHEFLUSH_H
diff --git a/arch/parisc/include/asm/checksum.h b/arch/parisc/include/asm/checksum.h
index 60c2c42619c9..3cbf1f1c1188 100644
--- a/arch/parisc/include/asm/checksum.h
+++ b/arch/parisc/include/asm/checksum.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PARISC_CHECKSUM_H
#define _PARISC_CHECKSUM_H
diff --git a/arch/parisc/include/asm/cmpxchg.h b/arch/parisc/include/asm/cmpxchg.h
index 7ada30900807..f627c37dad9c 100644
--- a/arch/parisc/include/asm/cmpxchg.h
+++ b/arch/parisc/include/asm/cmpxchg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* forked from parisc asm/atomic.h which was:
* Copyright (C) 2000 Philipp Rumpf <prumpf@tux.org>
diff --git a/arch/parisc/include/asm/compat.h b/arch/parisc/include/asm/compat.h
index 3387307cc33e..07f48827afda 100644
--- a/arch/parisc/include/asm/compat.h
+++ b/arch/parisc/include/asm/compat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_PARISC_COMPAT_H
#define _ASM_PARISC_COMPAT_H
/*
diff --git a/arch/parisc/include/asm/compat_ucontext.h b/arch/parisc/include/asm/compat_ucontext.h
index 2f7292afde3c..c606f1bc891d 100644
--- a/arch/parisc/include/asm/compat_ucontext.h
+++ b/arch/parisc/include/asm/compat_ucontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_PARISC_COMPAT_UCONTEXT_H
#define _ASM_PARISC_COMPAT_UCONTEXT_H
diff --git a/arch/parisc/include/asm/delay.h b/arch/parisc/include/asm/delay.h
index 08e58e679e3e..841b506b702a 100644
--- a/arch/parisc/include/asm/delay.h
+++ b/arch/parisc/include/asm/delay.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_PARISC_DELAY_H
#define _ASM_PARISC_DELAY_H
diff --git a/arch/parisc/include/asm/dma-mapping.h b/arch/parisc/include/asm/dma-mapping.h
index 2b16282add69..7af4a00b5ce2 100644
--- a/arch/parisc/include/asm/dma-mapping.h
+++ b/arch/parisc/include/asm/dma-mapping.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PARISC_DMA_MAPPING_H
#define _PARISC_DMA_MAPPING_H
diff --git a/arch/parisc/include/asm/dma.h b/arch/parisc/include/asm/dma.h
index fd48ae2de950..eea80ed34e6d 100644
--- a/arch/parisc/include/asm/dma.h
+++ b/arch/parisc/include/asm/dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* asm/dma.h: Defines for using and allocating dma channels.
* Written by Hennus Bergman, 1992.
* High DMA channel support & info by Hannu Savolainen
diff --git a/arch/parisc/include/asm/elf.h b/arch/parisc/include/asm/elf.h
index a6b2a421571e..382d75a2ee4f 100644
--- a/arch/parisc/include/asm/elf.h
+++ b/arch/parisc/include/asm/elf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASMPARISC_ELF_H
#define __ASMPARISC_ELF_H
diff --git a/arch/parisc/include/asm/fb.h b/arch/parisc/include/asm/fb.h
index 4d503a023ab2..c4cd6360f996 100644
--- a/arch/parisc/include/asm/fb.h
+++ b/arch/parisc/include/asm/fb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_FB_H_
#define _ASM_FB_H_
diff --git a/arch/parisc/include/asm/fixmap.h b/arch/parisc/include/asm/fixmap.h
index 6fec4d4a1a18..f7c3a0905de4 100644
--- a/arch/parisc/include/asm/fixmap.h
+++ b/arch/parisc/include/asm/fixmap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_FIXMAP_H
#define _ASM_FIXMAP_H
diff --git a/arch/parisc/include/asm/ftrace.h b/arch/parisc/include/asm/ftrace.h
index d635c6b0269d..42b2c75a1645 100644
--- a/arch/parisc/include/asm/ftrace.h
+++ b/arch/parisc/include/asm/ftrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_PARISC_FTRACE_H
#define _ASM_PARISC_FTRACE_H
diff --git a/arch/parisc/include/asm/futex.h b/arch/parisc/include/asm/futex.h
index c601aab2fb36..cf7ba058f619 100644
--- a/arch/parisc/include/asm/futex.h
+++ b/arch/parisc/include/asm/futex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_PARISC_FUTEX_H
#define _ASM_PARISC_FUTEX_H
diff --git a/arch/parisc/include/asm/hardirq.h b/arch/parisc/include/asm/hardirq.h
index 9b3bd039a609..077815169258 100644
--- a/arch/parisc/include/asm/hardirq.h
+++ b/arch/parisc/include/asm/hardirq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* hardirq.h: PA-RISC hard IRQ support.
*
* Copyright (C) 2001 Matthew Wilcox <matthew@wil.cx>
diff --git a/arch/parisc/include/asm/hardware.h b/arch/parisc/include/asm/hardware.h
index d1d864b81bae..d6e1ed145031 100644
--- a/arch/parisc/include/asm/hardware.h
+++ b/arch/parisc/include/asm/hardware.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PARISC_HARDWARE_H
#define _PARISC_HARDWARE_H
diff --git a/arch/parisc/include/asm/hash.h b/arch/parisc/include/asm/hash.h
index dbe93311aa26..525950ed862d 100644
--- a/arch/parisc/include/asm/hash.h
+++ b/arch/parisc/include/asm/hash.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_HASH_H
#define _ASM_HASH_H
diff --git a/arch/parisc/include/asm/hugetlb.h b/arch/parisc/include/asm/hugetlb.h
index a65d888716c4..58e0f4620426 100644
--- a/arch/parisc/include/asm/hugetlb.h
+++ b/arch/parisc/include/asm/hugetlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_PARISC64_HUGETLB_H
#define _ASM_PARISC64_HUGETLB_H
diff --git a/arch/parisc/include/asm/ide.h b/arch/parisc/include/asm/ide.h
index 81700a2321cf..34cdac01ed35 100644
--- a/arch/parisc/include/asm/ide.h
+++ b/arch/parisc/include/asm/ide.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/asm-parisc/ide.h
*
diff --git a/arch/parisc/include/asm/io.h b/arch/parisc/include/asm/io.h
index af98254f7257..27c62baa9c4e 100644
--- a/arch/parisc/include/asm/io.h
+++ b/arch/parisc/include/asm/io.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IO_H
#define _ASM_IO_H
diff --git a/arch/parisc/include/asm/irq.h b/arch/parisc/include/asm/irq.h
index 1073599a7be9..959e79cd2c14 100644
--- a/arch/parisc/include/asm/irq.h
+++ b/arch/parisc/include/asm/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/asm-parisc/irq.h
*
diff --git a/arch/parisc/include/asm/irqflags.h b/arch/parisc/include/asm/irqflags.h
index 34f9cb9b4754..38a19c0bac3a 100644
--- a/arch/parisc/include/asm/irqflags.h
+++ b/arch/parisc/include/asm/irqflags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PARISC_IRQFLAGS_H
#define __PARISC_IRQFLAGS_H
diff --git a/arch/parisc/include/asm/kbdleds.h b/arch/parisc/include/asm/kbdleds.h
index 2e2e75a83c28..50fcce810655 100644
--- a/arch/parisc/include/asm/kbdleds.h
+++ b/arch/parisc/include/asm/kbdleds.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_PARISC_KBDLEDS_H
#define _ASM_PARISC_KBDLEDS_H
diff --git a/arch/parisc/include/asm/kmap_types.h b/arch/parisc/include/asm/kmap_types.h
index 58e91ed0388f..3e70b5cd1123 100644
--- a/arch/parisc/include/asm/kmap_types.h
+++ b/arch/parisc/include/asm/kmap_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_KMAP_TYPES_H
#define _ASM_KMAP_TYPES_H
diff --git a/arch/parisc/include/asm/ldcw.h b/arch/parisc/include/asm/ldcw.h
index 8be707e1b6c7..dd5a08aaa4da 100644
--- a/arch/parisc/include/asm/ldcw.h
+++ b/arch/parisc/include/asm/ldcw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PARISC_LDCW_H
#define __PARISC_LDCW_H
diff --git a/arch/parisc/include/asm/led.h b/arch/parisc/include/asm/led.h
index c3405ab9d60a..6de13d08a388 100644
--- a/arch/parisc/include/asm/led.h
+++ b/arch/parisc/include/asm/led.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LED_H
#define LED_H
diff --git a/arch/parisc/include/asm/linkage.h b/arch/parisc/include/asm/linkage.h
index 67e6b433d399..9a69bf6fc4b6 100644
--- a/arch/parisc/include/asm/linkage.h
+++ b/arch/parisc/include/asm/linkage.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_PARISC_LINKAGE_H
#define __ASM_PARISC_LINKAGE_H
diff --git a/arch/parisc/include/asm/machdep.h b/arch/parisc/include/asm/machdep.h
index a231c97d703e..215d2c43989d 100644
--- a/arch/parisc/include/asm/machdep.h
+++ b/arch/parisc/include/asm/machdep.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PARISC_MACHDEP_H
#define _PARISC_MACHDEP_H
diff --git a/arch/parisc/include/asm/mckinley.h b/arch/parisc/include/asm/mckinley.h
index d1ea6f12915e..eb84dbeb7fd9 100644
--- a/arch/parisc/include/asm/mckinley.h
+++ b/arch/parisc/include/asm/mckinley.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASM_PARISC_MCKINLEY_H
#define ASM_PARISC_MCKINLEY_H
#ifdef __KERNEL__
diff --git a/arch/parisc/include/asm/mmu.h b/arch/parisc/include/asm/mmu.h
index 6a310cf8b734..3fb70a601d5c 100644
--- a/arch/parisc/include/asm/mmu.h
+++ b/arch/parisc/include/asm/mmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PARISC_MMU_H_
#define _PARISC_MMU_H_
diff --git a/arch/parisc/include/asm/mmu_context.h b/arch/parisc/include/asm/mmu_context.h
index e4a657094058..697a906ab1b0 100644
--- a/arch/parisc/include/asm/mmu_context.h
+++ b/arch/parisc/include/asm/mmu_context.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PARISC_MMU_CONTEXT_H
#define __PARISC_MMU_CONTEXT_H
diff --git a/arch/parisc/include/asm/mmzone.h b/arch/parisc/include/asm/mmzone.h
index b6b34a0987e7..fafa3893fd70 100644
--- a/arch/parisc/include/asm/mmzone.h
+++ b/arch/parisc/include/asm/mmzone.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PARISC_MMZONE_H
#define _PARISC_MMZONE_H
diff --git a/arch/parisc/include/asm/module.h b/arch/parisc/include/asm/module.h
index bab37e99168a..c8c131a74919 100644
--- a/arch/parisc/include/asm/module.h
+++ b/arch/parisc/include/asm/module.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_PARISC_MODULE_H
#define _ASM_PARISC_MODULE_H
diff --git a/arch/parisc/include/asm/page.h b/arch/parisc/include/asm/page.h
index bfed09d80bae..af00fe9bf846 100644
--- a/arch/parisc/include/asm/page.h
+++ b/arch/parisc/include/asm/page.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PARISC_PAGE_H
#define _PARISC_PAGE_H
diff --git a/arch/parisc/include/asm/parisc-device.h b/arch/parisc/include/asm/parisc-device.h
index eaf4dc1c7294..d02d144c6012 100644
--- a/arch/parisc/include/asm/parisc-device.h
+++ b/arch/parisc/include/asm/parisc-device.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_PARISC_PARISC_DEVICE_H_
#define _ASM_PARISC_PARISC_DEVICE_H_
diff --git a/arch/parisc/include/asm/parport.h b/arch/parisc/include/asm/parport.h
index c391d7cbc223..2c8e2321c24d 100644
--- a/arch/parisc/include/asm/parport.h
+++ b/arch/parisc/include/asm/parport.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
*
* parport.h: ia32-compatible parport initialisation
diff --git a/arch/parisc/include/asm/pci.h b/arch/parisc/include/asm/pci.h
index 1de1a3f412ec..6108e9df0296 100644
--- a/arch/parisc/include/asm/pci.h
+++ b/arch/parisc/include/asm/pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_PARISC_PCI_H
#define __ASM_PARISC_PCI_H
diff --git a/arch/parisc/include/asm/pdc.h b/arch/parisc/include/asm/pdc.h
index 510341f62d97..efee44a5e063 100644
--- a/arch/parisc/include/asm/pdc.h
+++ b/arch/parisc/include/asm/pdc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PARISC_PDC_H
#define _PARISC_PDC_H
diff --git a/arch/parisc/include/asm/perf.h b/arch/parisc/include/asm/perf.h
index a18e11972c09..2a5a60affe70 100644
--- a/arch/parisc/include/asm/perf.h
+++ b/arch/parisc/include/asm/perf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_PERF_H_
#define _ASM_PERF_H_
diff --git a/arch/parisc/include/asm/pgalloc.h b/arch/parisc/include/asm/pgalloc.h
index f08dda3f0995..cf13275f7c6d 100644
--- a/arch/parisc/include/asm/pgalloc.h
+++ b/arch/parisc/include/asm/pgalloc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_PGALLOC_H
#define _ASM_PGALLOC_H
diff --git a/arch/parisc/include/asm/pgtable.h b/arch/parisc/include/asm/pgtable.h
index 71ca86cb0f16..fa6b7c78f18a 100644
--- a/arch/parisc/include/asm/pgtable.h
+++ b/arch/parisc/include/asm/pgtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PARISC_PGTABLE_H
#define _PARISC_PGTABLE_H
diff --git a/arch/parisc/include/asm/prefetch.h b/arch/parisc/include/asm/prefetch.h
index 1ee7c82672c1..6e63f720024d 100644
--- a/arch/parisc/include/asm/prefetch.h
+++ b/arch/parisc/include/asm/prefetch.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/asm-parisc/prefetch.h
*
diff --git a/arch/parisc/include/asm/processor.h b/arch/parisc/include/asm/processor.h
index b3b66c3d6f3c..0e6ab6e4a4e9 100644
--- a/arch/parisc/include/asm/processor.h
+++ b/arch/parisc/include/asm/processor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/asm-parisc/processor.h
*
diff --git a/arch/parisc/include/asm/psw.h b/arch/parisc/include/asm/psw.h
index ad69a35e9c0f..76c301146c31 100644
--- a/arch/parisc/include/asm/psw.h
+++ b/arch/parisc/include/asm/psw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PARISC_PSW_H
diff --git a/arch/parisc/include/asm/ptrace.h b/arch/parisc/include/asm/ptrace.h
index 3c3cb004b7e2..46da07670c2b 100644
--- a/arch/parisc/include/asm/ptrace.h
+++ b/arch/parisc/include/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* written by Philipp Rumpf, Copyright (C) 1999 SuSE GmbH Nuernberg
** Copyright (C) 2000 Grant Grundler, Hewlett-Packard
*/
diff --git a/arch/parisc/include/asm/ropes.h b/arch/parisc/include/asm/ropes.h
index 09f51d5ab57c..8e51c775c80a 100644
--- a/arch/parisc/include/asm/ropes.h
+++ b/arch/parisc/include/asm/ropes.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_PARISC_ROPES_H_
#define _ASM_PARISC_ROPES_H_
diff --git a/arch/parisc/include/asm/rt_sigframe.h b/arch/parisc/include/asm/rt_sigframe.h
index f0dd3b30f6c4..2b3010ade00e 100644
--- a/arch/parisc/include/asm/rt_sigframe.h
+++ b/arch/parisc/include/asm/rt_sigframe.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_PARISC_RT_SIGFRAME_H
#define _ASM_PARISC_RT_SIGFRAME_H
diff --git a/arch/parisc/include/asm/runway.h b/arch/parisc/include/asm/runway.h
index 5bea02da7e22..f3cfe69439f6 100644
--- a/arch/parisc/include/asm/runway.h
+++ b/arch/parisc/include/asm/runway.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASM_PARISC_RUNWAY_H
#define ASM_PARISC_RUNWAY_H
#ifdef __KERNEL__
diff --git a/arch/parisc/include/asm/sections.h b/arch/parisc/include/asm/sections.h
index 9d13c3507ad6..accdf40aa5b7 100644
--- a/arch/parisc/include/asm/sections.h
+++ b/arch/parisc/include/asm/sections.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PARISC_SECTIONS_H
#define _PARISC_SECTIONS_H
diff --git a/arch/parisc/include/asm/shmparam.h b/arch/parisc/include/asm/shmparam.h
index afe1300ab667..74f74e4d35b7 100644
--- a/arch/parisc/include/asm/shmparam.h
+++ b/arch/parisc/include/asm/shmparam.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASMPARISC_SHMPARAM_H
#define _ASMPARISC_SHMPARAM_H
diff --git a/arch/parisc/include/asm/signal.h b/arch/parisc/include/asm/signal.h
index 81a545773971..eeb5c8858663 100644
--- a/arch/parisc/include/asm/signal.h
+++ b/arch/parisc/include/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_PARISC_SIGNAL_H
#define _ASM_PARISC_SIGNAL_H
diff --git a/arch/parisc/include/asm/smp.h b/arch/parisc/include/asm/smp.h
index ad9c9c3b4136..b9a18db4b05a 100644
--- a/arch/parisc/include/asm/smp.h
+++ b/arch/parisc/include/asm/smp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SMP_H
#define __ASM_SMP_H
diff --git a/arch/parisc/include/asm/socket.h b/arch/parisc/include/asm/socket.h
index 748016cb122d..79feff1b0721 100644
--- a/arch/parisc/include/asm/socket.h
+++ b/arch/parisc/include/asm/socket.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SOCKET_H
#define _ASM_SOCKET_H
diff --git a/arch/parisc/include/asm/special_insns.h b/arch/parisc/include/asm/special_insns.h
index e1509308899f..3d4dd68e181b 100644
--- a/arch/parisc/include/asm/special_insns.h
+++ b/arch/parisc/include/asm/special_insns.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PARISC_SPECIAL_INSNS_H
#define __PARISC_SPECIAL_INSNS_H
diff --git a/arch/parisc/include/asm/spinlock.h b/arch/parisc/include/asm/spinlock.h
index 55bfe4affca3..af03359e6ac5 100644
--- a/arch/parisc/include/asm/spinlock.h
+++ b/arch/parisc/include/asm/spinlock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SPINLOCK_H
#define __ASM_SPINLOCK_H
diff --git a/arch/parisc/include/asm/spinlock_types.h b/arch/parisc/include/asm/spinlock_types.h
index 8c373aa28a86..42979c5704dc 100644
--- a/arch/parisc/include/asm/spinlock_types.h
+++ b/arch/parisc/include/asm/spinlock_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SPINLOCK_TYPES_H
#define __ASM_SPINLOCK_TYPES_H
diff --git a/arch/parisc/include/asm/string.h b/arch/parisc/include/asm/string.h
index eda01be65e35..f6e1132f4e35 100644
--- a/arch/parisc/include/asm/string.h
+++ b/arch/parisc/include/asm/string.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PA_STRING_H_
#define _PA_STRING_H_
diff --git a/arch/parisc/include/asm/superio.h b/arch/parisc/include/asm/superio.h
index 6598acb4d46d..5e11c11d4395 100644
--- a/arch/parisc/include/asm/superio.h
+++ b/arch/parisc/include/asm/superio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PARISC_SUPERIO_H
#define _PARISC_SUPERIO_H
diff --git a/arch/parisc/include/asm/switch_to.h b/arch/parisc/include/asm/switch_to.h
index 8ed8fea1e784..f2ac9cc0de60 100644
--- a/arch/parisc/include/asm/switch_to.h
+++ b/arch/parisc/include/asm/switch_to.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PARISC_SWITCH_TO_H
#define __PARISC_SWITCH_TO_H
diff --git a/arch/parisc/include/asm/syscall.h b/arch/parisc/include/asm/syscall.h
index 5e0b4e6bd99d..8bff1a58c97f 100644
--- a/arch/parisc/include/asm/syscall.h
+++ b/arch/parisc/include/asm/syscall.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* syscall.h */
#ifndef _ASM_PARISC_SYSCALL_H_
diff --git a/arch/parisc/include/asm/termios.h b/arch/parisc/include/asm/termios.h
index 9bbc0c8974ea..cded9dc90c1b 100644
--- a/arch/parisc/include/asm/termios.h
+++ b/arch/parisc/include/asm/termios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PARISC_TERMIOS_H
#define _PARISC_TERMIOS_H
diff --git a/arch/parisc/include/asm/thread_info.h b/arch/parisc/include/asm/thread_info.h
index bc208136bbb2..c980a02a52bc 100644
--- a/arch/parisc/include/asm/thread_info.h
+++ b/arch/parisc/include/asm/thread_info.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_PARISC_THREAD_INFO_H
#define _ASM_PARISC_THREAD_INFO_H
diff --git a/arch/parisc/include/asm/timex.h b/arch/parisc/include/asm/timex.h
index 2bd51f6d832b..45537cd4d1d3 100644
--- a/arch/parisc/include/asm/timex.h
+++ b/arch/parisc/include/asm/timex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/asm-parisc/timex.h
*
diff --git a/arch/parisc/include/asm/tlb.h b/arch/parisc/include/asm/tlb.h
index 07924903989e..0c881e74d8a6 100644
--- a/arch/parisc/include/asm/tlb.h
+++ b/arch/parisc/include/asm/tlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PARISC_TLB_H
#define _PARISC_TLB_H
diff --git a/arch/parisc/include/asm/tlbflush.h b/arch/parisc/include/asm/tlbflush.h
index e84b96478193..14668bd52d60 100644
--- a/arch/parisc/include/asm/tlbflush.h
+++ b/arch/parisc/include/asm/tlbflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PARISC_TLBFLUSH_H
#define _PARISC_TLBFLUSH_H
diff --git a/arch/parisc/include/asm/traps.h b/arch/parisc/include/asm/traps.h
index 63670231f48a..e00013248907 100644
--- a/arch/parisc/include/asm/traps.h
+++ b/arch/parisc/include/asm/traps.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_TRAPS_H
#define __ASM_TRAPS_H
diff --git a/arch/parisc/include/asm/uaccess.h b/arch/parisc/include/asm/uaccess.h
index cab33a0d0e82..ea70e36ce6af 100644
--- a/arch/parisc/include/asm/uaccess.h
+++ b/arch/parisc/include/asm/uaccess.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PARISC_UACCESS_H
#define __PARISC_UACCESS_H
diff --git a/arch/parisc/include/asm/ucontext.h b/arch/parisc/include/asm/ucontext.h
index 6c8883e4b0bd..ac7f863864c5 100644
--- a/arch/parisc/include/asm/ucontext.h
+++ b/arch/parisc/include/asm/ucontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_PARISC_UCONTEXT_H
#define _ASM_PARISC_UCONTEXT_H
diff --git a/arch/parisc/include/asm/unaligned.h b/arch/parisc/include/asm/unaligned.h
index dfc5d3321a54..e9029c7c2a69 100644
--- a/arch/parisc/include/asm/unaligned.h
+++ b/arch/parisc/include/asm/unaligned.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_PARISC_UNALIGNED_H
#define _ASM_PARISC_UNALIGNED_H
diff --git a/arch/parisc/include/asm/unistd.h b/arch/parisc/include/asm/unistd.h
index 7dc31c84dd37..3d507d04eb4c 100644
--- a/arch/parisc/include/asm/unistd.h
+++ b/arch/parisc/include/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_PARISC_UNISTD_H_
#define _ASM_PARISC_UNISTD_H_
diff --git a/arch/parisc/include/asm/unwind.h b/arch/parisc/include/asm/unwind.h
index 52482e4fc20d..c73a3ee20226 100644
--- a/arch/parisc/include/asm/unwind.h
+++ b/arch/parisc/include/asm/unwind.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _UNWIND_H_
#define _UNWIND_H_
diff --git a/arch/parisc/include/uapi/asm/bitsperlong.h b/arch/parisc/include/uapi/asm/bitsperlong.h
index 07fa7e50bdc0..307e2ef1c62d 100644
--- a/arch/parisc/include/uapi/asm/bitsperlong.h
+++ b/arch/parisc/include/uapi/asm/bitsperlong.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_PARISC_BITSPERLONG_H
#define __ASM_PARISC_BITSPERLONG_H
diff --git a/arch/parisc/include/uapi/asm/byteorder.h b/arch/parisc/include/uapi/asm/byteorder.h
index 58af2c5f5d61..a59d9b7e35a8 100644
--- a/arch/parisc/include/uapi/asm/byteorder.h
+++ b/arch/parisc/include/uapi/asm/byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _PARISC_BYTEORDER_H
#define _PARISC_BYTEORDER_H
diff --git a/arch/parisc/include/uapi/asm/errno.h b/arch/parisc/include/uapi/asm/errno.h
index 274d5bc6ecce..fc0df353ff0d 100644
--- a/arch/parisc/include/uapi/asm/errno.h
+++ b/arch/parisc/include/uapi/asm/errno.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _PARISC_ERRNO_H
#define _PARISC_ERRNO_H
diff --git a/arch/parisc/include/uapi/asm/fcntl.h b/arch/parisc/include/uapi/asm/fcntl.h
index 34a46cbc76ed..03ce20e5ad7d 100644
--- a/arch/parisc/include/uapi/asm/fcntl.h
+++ b/arch/parisc/include/uapi/asm/fcntl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _PARISC_FCNTL_H
#define _PARISC_FCNTL_H
diff --git a/arch/parisc/include/uapi/asm/ioctl.h b/arch/parisc/include/uapi/asm/ioctl.h
index ec8efa02beda..b509bcc94a03 100644
--- a/arch/parisc/include/uapi/asm/ioctl.h
+++ b/arch/parisc/include/uapi/asm/ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Linux/PA-RISC Project (http://www.parisc-linux.org/)
* Copyright (C) 1999,2003 Matthew Wilcox < willy at debian . org >
diff --git a/arch/parisc/include/uapi/asm/ioctls.h b/arch/parisc/include/uapi/asm/ioctls.h
index d0e3321403be..aafb1c0ca0af 100644
--- a/arch/parisc/include/uapi/asm/ioctls.h
+++ b/arch/parisc/include/uapi/asm/ioctls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ARCH_PARISC_IOCTLS_H__
#define __ARCH_PARISC_IOCTLS_H__
diff --git a/arch/parisc/include/uapi/asm/ipcbuf.h b/arch/parisc/include/uapi/asm/ipcbuf.h
index 790c4119f647..edf266204b49 100644
--- a/arch/parisc/include/uapi/asm/ipcbuf.h
+++ b/arch/parisc/include/uapi/asm/ipcbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __PARISC_IPCBUF_H__
#define __PARISC_IPCBUF_H__
diff --git a/arch/parisc/include/uapi/asm/mman.h b/arch/parisc/include/uapi/asm/mman.h
index 775b5d5e41a1..d1af0d74a188 100644
--- a/arch/parisc/include/uapi/asm/mman.h
+++ b/arch/parisc/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __PARISC_MMAN_H__
#define __PARISC_MMAN_H__
diff --git a/arch/parisc/include/uapi/asm/msgbuf.h b/arch/parisc/include/uapi/asm/msgbuf.h
index 2e83ac758e19..b48b810e626b 100644
--- a/arch/parisc/include/uapi/asm/msgbuf.h
+++ b/arch/parisc/include/uapi/asm/msgbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _PARISC_MSGBUF_H
#define _PARISC_MSGBUF_H
diff --git a/arch/parisc/include/uapi/asm/pdc.h b/arch/parisc/include/uapi/asm/pdc.h
index 1f30b49772aa..0ad117617f1a 100644
--- a/arch/parisc/include/uapi/asm/pdc.h
+++ b/arch/parisc/include/uapi/asm/pdc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_PARISC_PDC_H
#define _UAPI_PARISC_PDC_H
diff --git a/arch/parisc/include/uapi/asm/posix_types.h b/arch/parisc/include/uapi/asm/posix_types.h
index f3b5f70b9a5f..2785632c85e7 100644
--- a/arch/parisc/include/uapi/asm/posix_types.h
+++ b/arch/parisc/include/uapi/asm/posix_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ARCH_PARISC_POSIX_TYPES_H
#define __ARCH_PARISC_POSIX_TYPES_H
diff --git a/arch/parisc/include/uapi/asm/ptrace.h b/arch/parisc/include/uapi/asm/ptrace.h
index 02ce2eb99a7f..e72e06247f51 100644
--- a/arch/parisc/include/uapi/asm/ptrace.h
+++ b/arch/parisc/include/uapi/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* written by Philipp Rumpf, Copyright (C) 1999 SuSE GmbH Nuernberg
** Copyright (C) 2000 Grant Grundler, Hewlett-Packard
*/
diff --git a/arch/parisc/include/uapi/asm/sembuf.h b/arch/parisc/include/uapi/asm/sembuf.h
index c20971bf520f..746c5d86a9b1 100644
--- a/arch/parisc/include/uapi/asm/sembuf.h
+++ b/arch/parisc/include/uapi/asm/sembuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _PARISC_SEMBUF_H
#define _PARISC_SEMBUF_H
diff --git a/arch/parisc/include/uapi/asm/setup.h b/arch/parisc/include/uapi/asm/setup.h
index 7da2e5b8747e..78b2f4ec7d65 100644
--- a/arch/parisc/include/uapi/asm/setup.h
+++ b/arch/parisc/include/uapi/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _PARISC_SETUP_H
#define _PARISC_SETUP_H
diff --git a/arch/parisc/include/uapi/asm/shmbuf.h b/arch/parisc/include/uapi/asm/shmbuf.h
index 750e13e77991..cd4dbce55d0b 100644
--- a/arch/parisc/include/uapi/asm/shmbuf.h
+++ b/arch/parisc/include/uapi/asm/shmbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _PARISC_SHMBUF_H
#define _PARISC_SHMBUF_H
diff --git a/arch/parisc/include/uapi/asm/sigcontext.h b/arch/parisc/include/uapi/asm/sigcontext.h
index 27ef31bb3b6e..be404bb0f8e3 100644
--- a/arch/parisc/include/uapi/asm/sigcontext.h
+++ b/arch/parisc/include/uapi/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASMPARISC_SIGCONTEXT_H
#define _ASMPARISC_SIGCONTEXT_H
diff --git a/arch/parisc/include/uapi/asm/siginfo.h b/arch/parisc/include/uapi/asm/siginfo.h
index 8fd10f85c50e..4a1062e05aaf 100644
--- a/arch/parisc/include/uapi/asm/siginfo.h
+++ b/arch/parisc/include/uapi/asm/siginfo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _PARISC_SIGINFO_H
#define _PARISC_SIGINFO_H
diff --git a/arch/parisc/include/uapi/asm/signal.h b/arch/parisc/include/uapi/asm/signal.h
index e26043b73f5d..d38563a394f2 100644
--- a/arch/parisc/include/uapi/asm/signal.h
+++ b/arch/parisc/include/uapi/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_PARISC_SIGNAL_H
#define _UAPI_ASM_PARISC_SIGNAL_H
diff --git a/arch/parisc/include/uapi/asm/socket.h b/arch/parisc/include/uapi/asm/socket.h
index 3b2bf7ae703b..1d0fdc3b5d22 100644
--- a/arch/parisc/include/uapi/asm/socket.h
+++ b/arch/parisc/include/uapi/asm/socket.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_SOCKET_H
#define _UAPI_ASM_SOCKET_H
diff --git a/arch/parisc/include/uapi/asm/sockios.h b/arch/parisc/include/uapi/asm/sockios.h
index dabfbc7483f6..66a3ba64d53f 100644
--- a/arch/parisc/include/uapi/asm/sockios.h
+++ b/arch/parisc/include/uapi/asm/sockios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ARCH_PARISC_SOCKIOS__
#define __ARCH_PARISC_SOCKIOS__
diff --git a/arch/parisc/include/uapi/asm/stat.h b/arch/parisc/include/uapi/asm/stat.h
index 3310d2a49759..b5bbf6704cae 100644
--- a/arch/parisc/include/uapi/asm/stat.h
+++ b/arch/parisc/include/uapi/asm/stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _PARISC_STAT_H
#define _PARISC_STAT_H
diff --git a/arch/parisc/include/uapi/asm/statfs.h b/arch/parisc/include/uapi/asm/statfs.h
index 324bea905dc6..e5de020c21ab 100644
--- a/arch/parisc/include/uapi/asm/statfs.h
+++ b/arch/parisc/include/uapi/asm/statfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _PARISC_STATFS_H
#define _PARISC_STATFS_H
diff --git a/arch/parisc/include/uapi/asm/swab.h b/arch/parisc/include/uapi/asm/swab.h
index 928e1bbac98f..35fb2d1bfbbd 100644
--- a/arch/parisc/include/uapi/asm/swab.h
+++ b/arch/parisc/include/uapi/asm/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _PARISC_SWAB_H
#define _PARISC_SWAB_H
diff --git a/arch/parisc/include/uapi/asm/termbits.h b/arch/parisc/include/uapi/asm/termbits.h
index d1ab92177a5c..40e920f8d683 100644
--- a/arch/parisc/include/uapi/asm/termbits.h
+++ b/arch/parisc/include/uapi/asm/termbits.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ARCH_PARISC_TERMBITS_H__
#define __ARCH_PARISC_TERMBITS_H__
diff --git a/arch/parisc/include/uapi/asm/termios.h b/arch/parisc/include/uapi/asm/termios.h
index f3377395070d..aba174f23ef0 100644
--- a/arch/parisc/include/uapi/asm/termios.h
+++ b/arch/parisc/include/uapi/asm/termios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_PARISC_TERMIOS_H
#define _UAPI_PARISC_TERMIOS_H
diff --git a/arch/parisc/include/uapi/asm/types.h b/arch/parisc/include/uapi/asm/types.h
index 8866f9bbdeaf..28c7d7453b10 100644
--- a/arch/parisc/include/uapi/asm/types.h
+++ b/arch/parisc/include/uapi/asm/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _PARISC_TYPES_H
#define _PARISC_TYPES_H
diff --git a/arch/parisc/include/uapi/asm/unistd.h b/arch/parisc/include/uapi/asm/unistd.h
index 667c99421003..4872e77aa96b 100644
--- a/arch/parisc/include/uapi/asm/unistd.h
+++ b/arch/parisc/include/uapi/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_PARISC_UNISTD_H_
#define _UAPI_ASM_PARISC_UNISTD_H_
diff --git a/arch/parisc/kernel/Makefile b/arch/parisc/kernel/Makefile
index c4294df69fb6..649dc3eda448 100644
--- a/arch/parisc/kernel/Makefile
+++ b/arch/parisc/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for arch/parisc/kernel
#
diff --git a/arch/parisc/kernel/audit.c b/arch/parisc/kernel/audit.c
index eb64a6148c82..9eb47b2225d2 100644
--- a/arch/parisc/kernel/audit.c
+++ b/arch/parisc/kernel/audit.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/types.h>
#include <linux/audit.h>
diff --git a/arch/parisc/kernel/binfmt_elf32.c b/arch/parisc/kernel/binfmt_elf32.c
index f2adcf33f8f2..20dfa081ed0b 100644
--- a/arch/parisc/kernel/binfmt_elf32.c
+++ b/arch/parisc/kernel/binfmt_elf32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Support for 32-bit Linux/Parisc ELF binaries on 64 bit kernels
*
diff --git a/arch/parisc/kernel/compat_audit.c b/arch/parisc/kernel/compat_audit.c
index c74478f6bc74..20c39c9d86a9 100644
--- a/arch/parisc/kernel/compat_audit.c
+++ b/arch/parisc/kernel/compat_audit.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <asm/unistd.h>
unsigned int parisc32_dir_class[] = {
diff --git a/arch/parisc/kernel/ftrace.c b/arch/parisc/kernel/ftrace.c
index 5a5506a35395..6fa8535d3cce 100644
--- a/arch/parisc/kernel/ftrace.c
+++ b/arch/parisc/kernel/ftrace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Code for tracing calls in Linux kernel.
* Copyright (C) 2009-2016 Helge Deller <deller@gmx.de>
diff --git a/arch/parisc/kernel/pa7300lc.c b/arch/parisc/kernel/pa7300lc.c
index 9b245fc67560..0d770ac83f70 100644
--- a/arch/parisc/kernel/pa7300lc.c
+++ b/arch/parisc/kernel/pa7300lc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/parisc/kernel/pa7300lc.c
* - PA7300LC-specific functions
diff --git a/arch/parisc/kernel/parisc_ksyms.c b/arch/parisc/kernel/parisc_ksyms.c
index c6d6272a934f..7baa2265d439 100644
--- a/arch/parisc/kernel/parisc_ksyms.c
+++ b/arch/parisc/kernel/parisc_ksyms.c
@@ -35,12 +35,12 @@ EXPORT_SYMBOL(memset);
EXPORT_SYMBOL(__xchg8);
EXPORT_SYMBOL(__xchg32);
EXPORT_SYMBOL(__cmpxchg_u32);
+EXPORT_SYMBOL(__cmpxchg_u64);
#ifdef CONFIG_SMP
EXPORT_SYMBOL(__atomic_hash);
#endif
#ifdef CONFIG_64BIT
EXPORT_SYMBOL(__xchg64);
-EXPORT_SYMBOL(__cmpxchg_u64);
#endif
#include <linux/uaccess.h>
diff --git a/arch/parisc/kernel/pci-dma.c b/arch/parisc/kernel/pci-dma.c
index bd4c0a7471d3..412231d101f9 100644
--- a/arch/parisc/kernel/pci-dma.c
+++ b/arch/parisc/kernel/pci-dma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
** PARISC 1.1 Dynamic DMA mapping support.
** This implementation is for PA-RISC platforms that do not support
diff --git a/arch/parisc/kernel/pdt.c b/arch/parisc/kernel/pdt.c
index 00aed082969b..e07eb34c8750 100644
--- a/arch/parisc/kernel/pdt.c
+++ b/arch/parisc/kernel/pdt.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Page Deallocation Table (PDT) support
*
diff --git a/arch/parisc/kernel/ptrace.c b/arch/parisc/kernel/ptrace.c
index f8b6959d2d97..1a2be6e639b5 100644
--- a/arch/parisc/kernel/ptrace.c
+++ b/arch/parisc/kernel/ptrace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Kernel support for the ptrace() and syscall tracing interfaces.
*
diff --git a/arch/parisc/kernel/signal.c b/arch/parisc/kernel/signal.c
index 26f12f45b4bb..f2a4038e275b 100644
--- a/arch/parisc/kernel/signal.c
+++ b/arch/parisc/kernel/signal.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/parisc/kernel/signal.c: Architecture-specific signal
* handling support.
diff --git a/arch/parisc/kernel/sys_parisc32.c b/arch/parisc/kernel/sys_parisc32.c
index 93c1963d76fe..2a12a547b447 100644
--- a/arch/parisc/kernel/sys_parisc32.c
+++ b/arch/parisc/kernel/sys_parisc32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* sys_parisc32.c: Conversion between 32bit and 64bit native syscalls.
*
diff --git a/arch/parisc/kernel/syscall.S b/arch/parisc/kernel/syscall.S
index 23de307c3052..41e60a9c7db2 100644
--- a/arch/parisc/kernel/syscall.S
+++ b/arch/parisc/kernel/syscall.S
@@ -742,7 +742,7 @@ lws_compare_and_swap_2:
10: ldd 0(%r25), %r25
11: ldd 0(%r24), %r24
#else
- /* Load new value into r22/r23 - high/low */
+ /* Load old value into r22/r23 - high/low */
10: ldw 0(%r25), %r22
11: ldw 4(%r25), %r23
/* Load new value into fr4 for atomic store later */
@@ -834,11 +834,11 @@ cas2_action:
copy %r0, %r28
#else
/* Compare first word */
-19: ldw,ma 0(%r26), %r29
+19: ldw 0(%r26), %r29
sub,= %r29, %r22, %r0
b,n cas2_end
/* Compare second word */
-20: ldw,ma 4(%r26), %r29
+20: ldw 4(%r26), %r29
sub,= %r29, %r23, %r0
b,n cas2_end
/* Perform the store */
diff --git a/arch/parisc/kernel/time.c b/arch/parisc/kernel/time.c
index 2d956aa0a38a..4b8fd6dc22da 100644
--- a/arch/parisc/kernel/time.c
+++ b/arch/parisc/kernel/time.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/parisc/kernel/time.c
*
@@ -253,7 +254,10 @@ static int __init init_cr16_clocksource(void)
cpu0_loc = per_cpu(cpu_data, 0).cpu_loc;
for_each_online_cpu(cpu) {
- if (cpu0_loc == per_cpu(cpu_data, cpu).cpu_loc)
+ if (cpu == 0)
+ continue;
+ if ((cpu0_loc != 0) &&
+ (cpu0_loc == per_cpu(cpu_data, cpu).cpu_loc))
continue;
clocksource_cr16.name = "cr16_unstable";
diff --git a/arch/parisc/kernel/traps.c b/arch/parisc/kernel/traps.c
index 230333157fe3..8453724b8009 100644
--- a/arch/parisc/kernel/traps.c
+++ b/arch/parisc/kernel/traps.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/parisc/traps.c
*
diff --git a/arch/parisc/kernel/unwind.c b/arch/parisc/kernel/unwind.c
index caab39dfa95d..5a657986ebbf 100644
--- a/arch/parisc/kernel/unwind.c
+++ b/arch/parisc/kernel/unwind.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Kernel unwinding support
*
diff --git a/arch/parisc/kernel/vmlinux.lds.S b/arch/parisc/kernel/vmlinux.lds.S
index ffe2cbf52d1a..159a2ec0b4e0 100644
--- a/arch/parisc/kernel/vmlinux.lds.S
+++ b/arch/parisc/kernel/vmlinux.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Kernel link layout for various "sections"
*
* Copyright (C) 1999-2003 Matthew Wilcox <willy at parisc-linux.org>
diff --git a/arch/parisc/lib/bitops.c b/arch/parisc/lib/bitops.c
index 8e45b0a97abf..70ffbcf889b8 100644
--- a/arch/parisc/lib/bitops.c
+++ b/arch/parisc/lib/bitops.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* bitops.c: atomic operations which got too long to be inlined all over
* the place.
diff --git a/arch/parisc/lib/delay.c b/arch/parisc/lib/delay.c
index ec9255f27a81..7eab4bb8abe6 100644
--- a/arch/parisc/lib/delay.c
+++ b/arch/parisc/lib/delay.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Precise Delay Loops for parisc
*
diff --git a/arch/parisc/lib/io.c b/arch/parisc/lib/io.c
index 7c1406ff825e..7c00496b47d4 100644
--- a/arch/parisc/lib/io.c
+++ b/arch/parisc/lib/io.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/parisc/lib/io.c
*
diff --git a/arch/parisc/lib/iomap.c b/arch/parisc/lib/iomap.c
index eaffbb90aa14..4b19e6e64fb7 100644
--- a/arch/parisc/lib/iomap.c
+++ b/arch/parisc/lib/iomap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* iomap.c - Implement iomap interface for PA-RISC
* Copyright (c) 2004 Matthew Wilcox
diff --git a/arch/parisc/lib/ucmpdi2.c b/arch/parisc/lib/ucmpdi2.c
index 149c016f32c5..8e6014a142ef 100644
--- a/arch/parisc/lib/ucmpdi2.c
+++ b/arch/parisc/lib/ucmpdi2.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
union ull_union {
diff --git a/arch/parisc/math-emu/Makefile b/arch/parisc/math-emu/Makefile
index 0bd63b08a79a..b6c4b254901a 100644
--- a/arch/parisc/math-emu/Makefile
+++ b/arch/parisc/math-emu/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux/parisc floating point code
#
diff --git a/arch/parisc/mm/hugetlbpage.c b/arch/parisc/mm/hugetlbpage.c
index 5eb8f633b282..d77479ae3af2 100644
--- a/arch/parisc/mm/hugetlbpage.c
+++ b/arch/parisc/mm/hugetlbpage.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* PARISC64 Huge TLB page support.
*
diff --git a/arch/parisc/mm/init.c b/arch/parisc/mm/init.c
index 1ca9a2b4239f..13f7854e0d49 100644
--- a/arch/parisc/mm/init.c
+++ b/arch/parisc/mm/init.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/parisc/mm/init.c
*
diff --git a/arch/parisc/mm/ioremap.c b/arch/parisc/mm/ioremap.c
index 838d0259cd27..92a9b5f12f98 100644
--- a/arch/parisc/mm/ioremap.c
+++ b/arch/parisc/mm/ioremap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/parisc/mm/ioremap.c
*
diff --git a/arch/parisc/oprofile/Makefile b/arch/parisc/oprofile/Makefile
index e9feca1ca28b..86a1ccc328eb 100644
--- a/arch/parisc/oprofile/Makefile
+++ b/arch/parisc/oprofile/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_OPROFILE) += oprofile.o
DRIVER_OBJS = $(addprefix ../../../drivers/oprofile/, \
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 809c468edab1..cb782ac1c35d 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
source "arch/powerpc/platforms/Kconfig.cputype"
config PPC32
diff --git a/arch/powerpc/Kconfig.debug b/arch/powerpc/Kconfig.debug
index c86df246339e..be1c8c5beb61 100644
--- a/arch/powerpc/Kconfig.debug
+++ b/arch/powerpc/Kconfig.debug
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Kernel hacking"
source "lib/Kconfig.debug"
diff --git a/arch/powerpc/Makefile.postlink b/arch/powerpc/Makefile.postlink
index 5db43ebbe2df..83f8e5ba2722 100644
--- a/arch/powerpc/Makefile.postlink
+++ b/arch/powerpc/Makefile.postlink
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# ===========================================================================
# Post-link powerpc pass
# ===========================================================================
diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile
index c4e6fe35c075..651974192c4d 100644
--- a/arch/powerpc/boot/Makefile
+++ b/arch/powerpc/boot/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for making ELF bootable images for booting on CHRP
# using Open Firmware.
#
diff --git a/arch/powerpc/boot/cpm-serial.c b/arch/powerpc/boot/cpm-serial.c
index 19dc15abe43d..dfb56829cace 100644
--- a/arch/powerpc/boot/cpm-serial.c
+++ b/arch/powerpc/boot/cpm-serial.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* CPM serial console support.
*
diff --git a/arch/powerpc/boot/cuboot.h b/arch/powerpc/boot/cuboot.h
index cd2aa7f348f3..c2b2c58eaa0b 100644
--- a/arch/powerpc/boot/cuboot.h
+++ b/arch/powerpc/boot/cuboot.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PPC_BOOT_CUBOOT_H_
#define _PPC_BOOT_CUBOOT_H_
diff --git a/arch/powerpc/boot/dcr.h b/arch/powerpc/boot/dcr.h
index bf8f4ede1928..334ab8b5a668 100644
--- a/arch/powerpc/boot/dcr.h
+++ b/arch/powerpc/boot/dcr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PPC_BOOT_DCR_H_
#define _PPC_BOOT_DCR_H_
diff --git a/arch/powerpc/boot/dts/virtex440-ml510.dts b/arch/powerpc/boot/dts/virtex440-ml510.dts
index 81a8dc2c6365..81201d3907e2 100644
--- a/arch/powerpc/boot/dts/virtex440-ml510.dts
+++ b/arch/powerpc/boot/dts/virtex440-ml510.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Xilinx ML510 Reference Design support
*
diff --git a/arch/powerpc/boot/elf.h b/arch/powerpc/boot/elf.h
index 1941bc50d4c5..f6aa7c20fcaf 100644
--- a/arch/powerpc/boot/elf.h
+++ b/arch/powerpc/boot/elf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PPC_BOOT_ELF_H_
#define _PPC_BOOT_ELF_H_
diff --git a/arch/powerpc/boot/epapr-wrapper.c b/arch/powerpc/boot/epapr-wrapper.c
index c10191006673..01262f50b769 100644
--- a/arch/powerpc/boot/epapr-wrapper.c
+++ b/arch/powerpc/boot/epapr-wrapper.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
extern void epapr_platform_init(unsigned long r3, unsigned long r4,
unsigned long r5, unsigned long r6,
unsigned long r7);
diff --git a/arch/powerpc/boot/fixed-head.S b/arch/powerpc/boot/fixed-head.S
index 8e14cd9e1a54..4346c750cac1 100644
--- a/arch/powerpc/boot/fixed-head.S
+++ b/arch/powerpc/boot/fixed-head.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.text
.global _zimage_start
_zimage_start:
diff --git a/arch/powerpc/boot/fsl-soc.h b/arch/powerpc/boot/fsl-soc.h
index 5da26fc6e3cf..00b2cb89ff2f 100644
--- a/arch/powerpc/boot/fsl-soc.h
+++ b/arch/powerpc/boot/fsl-soc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PPC_BOOT_FSL_SOC_H_
#define _PPC_BOOT_FSL_SOC_H_
diff --git a/arch/powerpc/boot/io.h b/arch/powerpc/boot/io.h
index 394da5500466..5c6f90c34923 100644
--- a/arch/powerpc/boot/io.h
+++ b/arch/powerpc/boot/io.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _IO_H
#define _IO_H
diff --git a/arch/powerpc/boot/libfdt_env.h b/arch/powerpc/boot/libfdt_env.h
index 7e3789ea396b..f52c31b1f48f 100644
--- a/arch/powerpc/boot/libfdt_env.h
+++ b/arch/powerpc/boot/libfdt_env.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ARCH_POWERPC_BOOT_LIBFDT_ENV_H
#define _ARCH_POWERPC_BOOT_LIBFDT_ENV_H
diff --git a/arch/powerpc/boot/mktree.c b/arch/powerpc/boot/mktree.c
index e2ae24340fc8..dc603f3c15be 100644
--- a/arch/powerpc/boot/mktree.c
+++ b/arch/powerpc/boot/mktree.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Makes a tree bootable image for IBM Evaluation boards.
* Basically, just take a zImage, skip the ELF header, and stuff
diff --git a/arch/powerpc/boot/motload-head.S b/arch/powerpc/boot/motload-head.S
index 41cabb4b63fa..826dad0c19d9 100644
--- a/arch/powerpc/boot/motload-head.S
+++ b/arch/powerpc/boot/motload-head.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include "ppc_asm.h"
.text
diff --git a/arch/powerpc/boot/mpc52xx-psc.c b/arch/powerpc/boot/mpc52xx-psc.c
index d4cb4e4e0938..c2c08633ee35 100644
--- a/arch/powerpc/boot/mpc52xx-psc.c
+++ b/arch/powerpc/boot/mpc52xx-psc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* MPC5200 PSC serial console support.
*
diff --git a/arch/powerpc/boot/mpc8xx.h b/arch/powerpc/boot/mpc8xx.h
index 3f59901ab1c0..3852ed90047f 100644
--- a/arch/powerpc/boot/mpc8xx.h
+++ b/arch/powerpc/boot/mpc8xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PPC_BOOT_MPC8xx_H_
#define _PPC_BOOT_MPC8xx_H_
diff --git a/arch/powerpc/boot/ns16550.c b/arch/powerpc/boot/ns16550.c
index 8c9ead94be06..b0da4466d419 100644
--- a/arch/powerpc/boot/ns16550.c
+++ b/arch/powerpc/boot/ns16550.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* 16550 serial console support.
*
diff --git a/arch/powerpc/boot/of.h b/arch/powerpc/boot/of.h
index 53f8f27f94e4..31b2f5dfd589 100644
--- a/arch/powerpc/boot/of.h
+++ b/arch/powerpc/boot/of.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PPC_BOOT_OF_H_
#define _PPC_BOOT_OF_H_
diff --git a/arch/powerpc/boot/planetcore.h b/arch/powerpc/boot/planetcore.h
index d53c733cc463..5311db06c62b 100644
--- a/arch/powerpc/boot/planetcore.h
+++ b/arch/powerpc/boot/planetcore.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PPC_BOOT_PLANETCORE_H_
#define _PPC_BOOT_PLANETCORE_H_
diff --git a/arch/powerpc/boot/pq2.h b/arch/powerpc/boot/pq2.h
index 481698c7a51a..f577b3bec60b 100644
--- a/arch/powerpc/boot/pq2.h
+++ b/arch/powerpc/boot/pq2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PPC_BOOT_PQ2_H_
#define _PPC_BOOT_PQ2_H_
diff --git a/arch/powerpc/boot/pseries-head.S b/arch/powerpc/boot/pseries-head.S
index 6ef6e02e80f9..1b1a638ce6e8 100644
--- a/arch/powerpc/boot/pseries-head.S
+++ b/arch/powerpc/boot/pseries-head.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include "ppc_asm.h"
.text
diff --git a/arch/powerpc/boot/redboot.h b/arch/powerpc/boot/redboot.h
index ace0b7fed8eb..8f319b1add32 100644
--- a/arch/powerpc/boot/redboot.h
+++ b/arch/powerpc/boot/redboot.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PPC_REDBOOT_H
#define _PPC_REDBOOT_H
diff --git a/arch/powerpc/boot/rs6000.h b/arch/powerpc/boot/rs6000.h
index d70517ccc0f7..a9d879155ef9 100644
--- a/arch/powerpc/boot/rs6000.h
+++ b/arch/powerpc/boot/rs6000.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* IBM RS/6000 "XCOFF" file definitions for BFD.
Copyright (C) 1990, 1991 Free Software Foundation, Inc.
FIXME: Can someone provide a transliteration of this name into ASCII?
diff --git a/arch/powerpc/boot/stdio.h b/arch/powerpc/boot/stdio.h
index adffc58412d4..884d5959a9ae 100644
--- a/arch/powerpc/boot/stdio.h
+++ b/arch/powerpc/boot/stdio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PPC_BOOT_STDIO_H_
#define _PPC_BOOT_STDIO_H_
diff --git a/arch/powerpc/boot/stdlib.h b/arch/powerpc/boot/stdlib.h
index 1bf01ac73aba..0a61fcd10fdb 100644
--- a/arch/powerpc/boot/stdlib.h
+++ b/arch/powerpc/boot/stdlib.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PPC_BOOT_STDLIB_H_
#define _PPC_BOOT_STDLIB_H_
diff --git a/arch/powerpc/boot/string.h b/arch/powerpc/boot/string.h
index 50091cc0eed9..3fb71171da49 100644
--- a/arch/powerpc/boot/string.h
+++ b/arch/powerpc/boot/string.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PPC_BOOT_STRING_H_
#define _PPC_BOOT_STRING_H_
#include <stddef.h>
diff --git a/arch/powerpc/boot/swab.h b/arch/powerpc/boot/swab.h
index d0e1431084ca..11d2069fbb66 100644
--- a/arch/powerpc/boot/swab.h
+++ b/arch/powerpc/boot/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PPC_BOOT_SWAB_H_
#define _PPC_BOOT_SWAB_H_
diff --git a/arch/powerpc/boot/types.h b/arch/powerpc/boot/types.h
index af6b66b842c4..8a4c418b7260 100644
--- a/arch/powerpc/boot/types.h
+++ b/arch/powerpc/boot/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TYPES_H_
#define _TYPES_H_
diff --git a/arch/powerpc/boot/virtex405-head.S b/arch/powerpc/boot/virtex405-head.S
index 3edb13f94669..00bab7d7c48c 100644
--- a/arch/powerpc/boot/virtex405-head.S
+++ b/arch/powerpc/boot/virtex405-head.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include "ppc_asm.h"
.text
diff --git a/arch/powerpc/boot/xz_config.h b/arch/powerpc/boot/xz_config.h
index 5c6afdbca642..e22e5b3770dd 100644
--- a/arch/powerpc/boot/xz_config.h
+++ b/arch/powerpc/boot/xz_config.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __XZ_CONFIG_H__
#define __XZ_CONFIG_H__
diff --git a/arch/powerpc/boot/zImage.coff.lds.S b/arch/powerpc/boot/zImage.coff.lds.S
index de4c9e3c9344..117951295117 100644
--- a/arch/powerpc/boot/zImage.coff.lds.S
+++ b/arch/powerpc/boot/zImage.coff.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
OUTPUT_ARCH(powerpc:common)
ENTRY(_zimage_start_opd)
EXTERN(_zimage_start_opd)
diff --git a/arch/powerpc/boot/zImage.lds.S b/arch/powerpc/boot/zImage.lds.S
index f080abfc2f83..4ac1e36edfe7 100644
--- a/arch/powerpc/boot/zImage.lds.S
+++ b/arch/powerpc/boot/zImage.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm-generic/vmlinux.lds.h>
#ifdef CONFIG_PPC64_BOOT_WRAPPER
diff --git a/arch/powerpc/boot/zImage.ps3.lds.S b/arch/powerpc/boot/zImage.ps3.lds.S
index aaa469c1e60d..7b2ff2eaa73a 100644
--- a/arch/powerpc/boot/zImage.ps3.lds.S
+++ b/arch/powerpc/boot/zImage.ps3.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
OUTPUT_ARCH(powerpc:common)
ENTRY(_zimage_start)
EXTERN(_zimage_start)
diff --git a/arch/powerpc/crypto/Makefile b/arch/powerpc/crypto/Makefile
index 67eca3af9fc7..4808d97fede5 100644
--- a/arch/powerpc/crypto/Makefile
+++ b/arch/powerpc/crypto/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# powerpc/crypto/Makefile
#
diff --git a/arch/powerpc/crypto/sha1-powerpc-asm.S b/arch/powerpc/crypto/sha1-powerpc-asm.S
index 82ddc9bdfeb1..c8951ce0dcc4 100644
--- a/arch/powerpc/crypto/sha1-powerpc-asm.S
+++ b/arch/powerpc/crypto/sha1-powerpc-asm.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* SHA-1 implementation for PowerPC.
*
diff --git a/arch/powerpc/include/asm/agp.h b/arch/powerpc/include/asm/agp.h
index 416e12c2d505..b29b1186f819 100644
--- a/arch/powerpc/include/asm/agp.h
+++ b/arch/powerpc/include/asm/agp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_AGP_H
#define _ASM_POWERPC_AGP_H
#ifdef __KERNEL__
diff --git a/arch/powerpc/include/asm/archrandom.h b/arch/powerpc/include/asm/archrandom.h
index 85e88f7a59c0..9c63b596e6ce 100644
--- a/arch/powerpc/include/asm/archrandom.h
+++ b/arch/powerpc/include/asm/archrandom.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_ARCHRANDOM_H
#define _ASM_POWERPC_ARCHRANDOM_H
diff --git a/arch/powerpc/include/asm/atomic.h b/arch/powerpc/include/asm/atomic.h
index a2cc8010cd72..682b3e6a1e21 100644
--- a/arch/powerpc/include/asm/atomic.h
+++ b/arch/powerpc/include/asm/atomic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_ATOMIC_H_
#define _ASM_POWERPC_ATOMIC_H_
diff --git a/arch/powerpc/include/asm/backlight.h b/arch/powerpc/include/asm/backlight.h
index 8cf5c37c3817..1b5eab62ed04 100644
--- a/arch/powerpc/include/asm/backlight.h
+++ b/arch/powerpc/include/asm/backlight.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Routines for handling backlight control on PowerBooks
*
diff --git a/arch/powerpc/include/asm/barrier.h b/arch/powerpc/include/asm/barrier.h
index 9c601adfc500..10daa1d56e0a 100644
--- a/arch/powerpc/include/asm/barrier.h
+++ b/arch/powerpc/include/asm/barrier.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1999 Cort Dougan <cort@cs.nmt.edu>
*/
diff --git a/arch/powerpc/include/asm/book3s/32/hash.h b/arch/powerpc/include/asm/book3s/32/hash.h
index 880db13a2e9f..f2892c7ab73e 100644
--- a/arch/powerpc/include/asm/book3s/32/hash.h
+++ b/arch/powerpc/include/asm/book3s/32/hash.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_BOOK3S_32_HASH_H
#define _ASM_POWERPC_BOOK3S_32_HASH_H
#ifdef __KERNEL__
diff --git a/arch/powerpc/include/asm/book3s/32/mmu-hash.h b/arch/powerpc/include/asm/book3s/32/mmu-hash.h
index b82e063494dd..e38c91388c40 100644
--- a/arch/powerpc/include/asm/book3s/32/mmu-hash.h
+++ b/arch/powerpc/include/asm/book3s/32/mmu-hash.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_BOOK3S_32_MMU_HASH_H_
#define _ASM_POWERPC_BOOK3S_32_MMU_HASH_H_
/*
diff --git a/arch/powerpc/include/asm/book3s/32/pgalloc.h b/arch/powerpc/include/asm/book3s/32/pgalloc.h
index a120e7f8d535..5073cc75f1c8 100644
--- a/arch/powerpc/include/asm/book3s/32/pgalloc.h
+++ b/arch/powerpc/include/asm/book3s/32/pgalloc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_BOOK3S_32_PGALLOC_H
#define _ASM_POWERPC_BOOK3S_32_PGALLOC_H
diff --git a/arch/powerpc/include/asm/book3s/32/pgtable.h b/arch/powerpc/include/asm/book3s/32/pgtable.h
index 4d453f979553..016579ef16d3 100644
--- a/arch/powerpc/include/asm/book3s/32/pgtable.h
+++ b/arch/powerpc/include/asm/book3s/32/pgtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_BOOK3S_32_PGTABLE_H
#define _ASM_POWERPC_BOOK3S_32_PGTABLE_H
diff --git a/arch/powerpc/include/asm/book3s/64/hash-4k.h b/arch/powerpc/include/asm/book3s/64/hash-4k.h
index 0c4e470571ca..197ced1eaaa0 100644
--- a/arch/powerpc/include/asm/book3s/64/hash-4k.h
+++ b/arch/powerpc/include/asm/book3s/64/hash-4k.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_BOOK3S_64_HASH_4K_H
#define _ASM_POWERPC_BOOK3S_64_HASH_4K_H
/*
diff --git a/arch/powerpc/include/asm/book3s/64/hash-64k.h b/arch/powerpc/include/asm/book3s/64/hash-64k.h
index 9732837aaae8..8d40cf03cb67 100644
--- a/arch/powerpc/include/asm/book3s/64/hash-64k.h
+++ b/arch/powerpc/include/asm/book3s/64/hash-64k.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_BOOK3S_64_HASH_64K_H
#define _ASM_POWERPC_BOOK3S_64_HASH_64K_H
diff --git a/arch/powerpc/include/asm/book3s/64/hash.h b/arch/powerpc/include/asm/book3s/64/hash.h
index f88452019114..ecb1239d74f4 100644
--- a/arch/powerpc/include/asm/book3s/64/hash.h
+++ b/arch/powerpc/include/asm/book3s/64/hash.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_BOOK3S_64_HASH_H
#define _ASM_POWERPC_BOOK3S_64_HASH_H
#ifdef __KERNEL__
diff --git a/arch/powerpc/include/asm/book3s/64/hugetlb.h b/arch/powerpc/include/asm/book3s/64/hugetlb.h
index 2d1ca488ca44..c459f937d484 100644
--- a/arch/powerpc/include/asm/book3s/64/hugetlb.h
+++ b/arch/powerpc/include/asm/book3s/64/hugetlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_BOOK3S_64_HUGETLB_H
#define _ASM_POWERPC_BOOK3S_64_HUGETLB_H
/*
diff --git a/arch/powerpc/include/asm/book3s/64/mmu.h b/arch/powerpc/include/asm/book3s/64/mmu.h
index c3b00e8ff791..37fdede5a24c 100644
--- a/arch/powerpc/include/asm/book3s/64/mmu.h
+++ b/arch/powerpc/include/asm/book3s/64/mmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_BOOK3S_64_MMU_H_
#define _ASM_POWERPC_BOOK3S_64_MMU_H_
diff --git a/arch/powerpc/include/asm/book3s/64/pgtable-4k.h b/arch/powerpc/include/asm/book3s/64/pgtable-4k.h
index 8708a0239a56..af5f2baac80f 100644
--- a/arch/powerpc/include/asm/book3s/64/pgtable-4k.h
+++ b/arch/powerpc/include/asm/book3s/64/pgtable-4k.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_BOOK3S_64_PGTABLE_4K_H
#define _ASM_POWERPC_BOOK3S_64_PGTABLE_4K_H
/*
diff --git a/arch/powerpc/include/asm/book3s/64/pgtable-64k.h b/arch/powerpc/include/asm/book3s/64/pgtable-64k.h
index 2ce4209399ed..fb4b3ba52339 100644
--- a/arch/powerpc/include/asm/book3s/64/pgtable-64k.h
+++ b/arch/powerpc/include/asm/book3s/64/pgtable-64k.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_BOOK3S_64_PGTABLE_64K_H
#define _ASM_POWERPC_BOOK3S_64_PGTABLE_64K_H
diff --git a/arch/powerpc/include/asm/book3s/64/pgtable.h b/arch/powerpc/include/asm/book3s/64/pgtable.h
index b9aff515b4de..9a677cd5997f 100644
--- a/arch/powerpc/include/asm/book3s/64/pgtable.h
+++ b/arch/powerpc/include/asm/book3s/64/pgtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_BOOK3S_64_PGTABLE_H_
#define _ASM_POWERPC_BOOK3S_64_PGTABLE_H_
diff --git a/arch/powerpc/include/asm/book3s/64/radix-4k.h b/arch/powerpc/include/asm/book3s/64/radix-4k.h
index 7c3b1fe1619e..a61aa9cd63ec 100644
--- a/arch/powerpc/include/asm/book3s/64/radix-4k.h
+++ b/arch/powerpc/include/asm/book3s/64/radix-4k.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_PGTABLE_RADIX_4K_H
#define _ASM_POWERPC_PGTABLE_RADIX_4K_H
diff --git a/arch/powerpc/include/asm/book3s/64/radix-64k.h b/arch/powerpc/include/asm/book3s/64/radix-64k.h
index 82dc355f0b45..c7e71ba29555 100644
--- a/arch/powerpc/include/asm/book3s/64/radix-64k.h
+++ b/arch/powerpc/include/asm/book3s/64/radix-64k.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_PGTABLE_RADIX_64K_H
#define _ASM_POWERPC_PGTABLE_RADIX_64K_H
diff --git a/arch/powerpc/include/asm/book3s/64/radix.h b/arch/powerpc/include/asm/book3s/64/radix.h
index 1e5ba94e62ef..19c44e1495ae 100644
--- a/arch/powerpc/include/asm/book3s/64/radix.h
+++ b/arch/powerpc/include/asm/book3s/64/radix.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_PGTABLE_RADIX_H
#define _ASM_POWERPC_PGTABLE_RADIX_H
diff --git a/arch/powerpc/include/asm/book3s/64/tlbflush-hash.h b/arch/powerpc/include/asm/book3s/64/tlbflush-hash.h
index 2f6373144e2c..42178897a050 100644
--- a/arch/powerpc/include/asm/book3s/64/tlbflush-hash.h
+++ b/arch/powerpc/include/asm/book3s/64/tlbflush-hash.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_BOOK3S_64_TLBFLUSH_HASH_H
#define _ASM_POWERPC_BOOK3S_64_TLBFLUSH_HASH_H
diff --git a/arch/powerpc/include/asm/book3s/64/tlbflush-radix.h b/arch/powerpc/include/asm/book3s/64/tlbflush-radix.h
index 9b433a624bf3..c2115dfcef0c 100644
--- a/arch/powerpc/include/asm/book3s/64/tlbflush-radix.h
+++ b/arch/powerpc/include/asm/book3s/64/tlbflush-radix.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_TLBFLUSH_RADIX_H
#define _ASM_POWERPC_TLBFLUSH_RADIX_H
diff --git a/arch/powerpc/include/asm/book3s/64/tlbflush.h b/arch/powerpc/include/asm/book3s/64/tlbflush.h
index 72b925f97bab..fcffddbb3102 100644
--- a/arch/powerpc/include/asm/book3s/64/tlbflush.h
+++ b/arch/powerpc/include/asm/book3s/64/tlbflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_BOOK3S_64_TLBFLUSH_H
#define _ASM_POWERPC_BOOK3S_64_TLBFLUSH_H
diff --git a/arch/powerpc/include/asm/book3s/pgalloc.h b/arch/powerpc/include/asm/book3s/pgalloc.h
index c0a69ae92256..6b178ca143e7 100644
--- a/arch/powerpc/include/asm/book3s/pgalloc.h
+++ b/arch/powerpc/include/asm/book3s/pgalloc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_BOOK3S_PGALLOC_H
#define _ASM_POWERPC_BOOK3S_PGALLOC_H
diff --git a/arch/powerpc/include/asm/book3s/pgtable.h b/arch/powerpc/include/asm/book3s/pgtable.h
index 8b0f4a29259a..6436b65ac7bc 100644
--- a/arch/powerpc/include/asm/book3s/pgtable.h
+++ b/arch/powerpc/include/asm/book3s/pgtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_BOOK3S_PGTABLE_H
#define _ASM_POWERPC_BOOK3S_PGTABLE_H
diff --git a/arch/powerpc/include/asm/bootx.h b/arch/powerpc/include/asm/bootx.h
index dd9461003dfa..1c121f3c524f 100644
--- a/arch/powerpc/include/asm/bootx.h
+++ b/arch/powerpc/include/asm/bootx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This file describes the structure passed from the BootX application
* (for MacOS) when it is used to boot Linux.
diff --git a/arch/powerpc/include/asm/btext.h b/arch/powerpc/include/asm/btext.h
index 89fc382648bc..3ffad030393c 100644
--- a/arch/powerpc/include/asm/btext.h
+++ b/arch/powerpc/include/asm/btext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Definitions for using the procedures in btext.c.
*
diff --git a/arch/powerpc/include/asm/bug.h b/arch/powerpc/include/asm/bug.h
index 7ee763d3bea9..3c04249bcf39 100644
--- a/arch/powerpc/include/asm/bug.h
+++ b/arch/powerpc/include/asm/bug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_BUG_H
#define _ASM_POWERPC_BUG_H
#ifdef __KERNEL__
diff --git a/arch/powerpc/include/asm/cache.h b/arch/powerpc/include/asm/cache.h
index d122f7f957ce..c1d257aa4c2d 100644
--- a/arch/powerpc/include/asm/cache.h
+++ b/arch/powerpc/include/asm/cache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_CACHE_H
#define _ASM_POWERPC_CACHE_H
diff --git a/arch/powerpc/include/asm/cell-regs.h b/arch/powerpc/include/asm/cell-regs.h
index fdf64fd25950..e1c431ef30e0 100644
--- a/arch/powerpc/include/asm/cell-regs.h
+++ b/arch/powerpc/include/asm/cell-regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* cbe_regs.h
*
diff --git a/arch/powerpc/include/asm/cmpxchg.h b/arch/powerpc/include/asm/cmpxchg.h
index fc46b664c49e..9b001f1f6b32 100644
--- a/arch/powerpc/include/asm/cmpxchg.h
+++ b/arch/powerpc/include/asm/cmpxchg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_CMPXCHG_H_
#define _ASM_POWERPC_CMPXCHG_H_
diff --git a/arch/powerpc/include/asm/code-patching.h b/arch/powerpc/include/asm/code-patching.h
index 5482928eea1b..abef812de7f8 100644
--- a/arch/powerpc/include/asm/code-patching.h
+++ b/arch/powerpc/include/asm/code-patching.h
@@ -83,16 +83,8 @@ static inline unsigned long ppc_function_entry(void *func)
* On PPC64 ABIv1 the function pointer actually points to the
* function's descriptor. The first entry in the descriptor is the
* address of the function text.
- *
- * However, we may also receive pointer to an assembly symbol. To
- * detect that, we first check if the function pointer we receive
- * already points to kernel/module text and we only dereference it
- * if it doesn't.
*/
- if (kernel_text_address((unsigned long)func))
- return (unsigned long)func;
- else
- return ((func_descr_t *)func)->entry;
+ return ((func_descr_t *)func)->entry;
#else
return (unsigned long)func;
#endif
diff --git a/arch/powerpc/include/asm/compat.h b/arch/powerpc/include/asm/compat.h
index f256e1d14a14..a035b1e5dfa7 100644
--- a/arch/powerpc/include/asm/compat.h
+++ b/arch/powerpc/include/asm/compat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_COMPAT_H
#define _ASM_POWERPC_COMPAT_H
#ifdef __KERNEL__
diff --git a/arch/powerpc/include/asm/context_tracking.h b/arch/powerpc/include/asm/context_tracking.h
index 40014921ffff..f2682b28b050 100644
--- a/arch/powerpc/include/asm/context_tracking.h
+++ b/arch/powerpc/include/asm/context_tracking.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_CONTEXT_TRACKING_H
#define _ASM_POWERPC_CONTEXT_TRACKING_H
diff --git a/arch/powerpc/include/asm/cpm.h b/arch/powerpc/include/asm/cpm.h
index 2c5c5b476804..b925df1b87d0 100644
--- a/arch/powerpc/include/asm/cpm.h
+++ b/arch/powerpc/include/asm/cpm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CPM_H
#define __CPM_H
diff --git a/arch/powerpc/include/asm/cpm1.h b/arch/powerpc/include/asm/cpm1.h
index 14ad37865000..3db821876d48 100644
--- a/arch/powerpc/include/asm/cpm1.h
+++ b/arch/powerpc/include/asm/cpm1.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* MPC8xx Communication Processor Module.
* Copyright (c) 1997 Dan Malek (dmalek@jlc.net)
diff --git a/arch/powerpc/include/asm/cpm2.h b/arch/powerpc/include/asm/cpm2.h
index 7c8608b09694..2211b934ecb4 100644
--- a/arch/powerpc/include/asm/cpm2.h
+++ b/arch/powerpc/include/asm/cpm2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Communication Processor Module v2.
*
diff --git a/arch/powerpc/include/asm/cpu_has_feature.h b/arch/powerpc/include/asm/cpu_has_feature.h
index 0d1df02bf99d..7897d16e0990 100644
--- a/arch/powerpc/include/asm/cpu_has_feature.h
+++ b/arch/powerpc/include/asm/cpu_has_feature.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_POWERPC_CPU_HAS_FEATURE_H
#define __ASM_POWERPC_CPU_HAS_FEATURE_H
diff --git a/arch/powerpc/include/asm/cpuidle.h b/arch/powerpc/include/asm/cpuidle.h
index eb43b5c3a7b5..e210a83eb196 100644
--- a/arch/powerpc/include/asm/cpuidle.h
+++ b/arch/powerpc/include/asm/cpuidle.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_CPUIDLE_H
#define _ASM_POWERPC_CPUIDLE_H
diff --git a/arch/powerpc/include/asm/cputable.h b/arch/powerpc/include/asm/cputable.h
index a9bf921f4efc..53b31c2bcdf4 100644
--- a/arch/powerpc/include/asm/cputable.h
+++ b/arch/powerpc/include/asm/cputable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_POWERPC_CPUTABLE_H
#define __ASM_POWERPC_CPUTABLE_H
diff --git a/arch/powerpc/include/asm/cputhreads.h b/arch/powerpc/include/asm/cputhreads.h
index 9377bdf42eb8..d71a90924f3b 100644
--- a/arch/powerpc/include/asm/cputhreads.h
+++ b/arch/powerpc/include/asm/cputhreads.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_CPUTHREADS_H
#define _ASM_POWERPC_CPUTHREADS_H
diff --git a/arch/powerpc/include/asm/dbdma.h b/arch/powerpc/include/asm/dbdma.h
index 6c69836b4ec2..4785c1716b3e 100644
--- a/arch/powerpc/include/asm/dbdma.h
+++ b/arch/powerpc/include/asm/dbdma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Definitions for using the Apple Descriptor-Based DMA controller
* in Power Macintosh computers.
diff --git a/arch/powerpc/include/asm/dcr-regs.h b/arch/powerpc/include/asm/dcr-regs.h
index 380274de429f..5c1a4973f46a 100644
--- a/arch/powerpc/include/asm/dcr-regs.h
+++ b/arch/powerpc/include/asm/dcr-regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Common DCR / SDR / CPR register definitions used on various IBM/AMCC
* 4xx processors
diff --git a/arch/powerpc/include/asm/debug.h b/arch/powerpc/include/asm/debug.h
index 5d5af3fddfd8..14e71ff6579e 100644
--- a/arch/powerpc/include/asm/debug.h
+++ b/arch/powerpc/include/asm/debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1999 Cort Dougan <cort@cs.nmt.edu>
*/
diff --git a/arch/powerpc/include/asm/dma-mapping.h b/arch/powerpc/include/asm/dma-mapping.h
index eaece3d3e225..ee1e38ff1b77 100644
--- a/arch/powerpc/include/asm/dma-mapping.h
+++ b/arch/powerpc/include/asm/dma-mapping.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2004 IBM
*
diff --git a/arch/powerpc/include/asm/dma.h b/arch/powerpc/include/asm/dma.h
index a5c6d83b5f60..1b4f0254868f 100644
--- a/arch/powerpc/include/asm/dma.h
+++ b/arch/powerpc/include/asm/dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_DMA_H
#define _ASM_POWERPC_DMA_H
#ifdef __KERNEL__
diff --git a/arch/powerpc/include/asm/dt_cpu_ftrs.h b/arch/powerpc/include/asm/dt_cpu_ftrs.h
index 7a34fc11bf63..71515d909ed1 100644
--- a/arch/powerpc/include/asm/dt_cpu_ftrs.h
+++ b/arch/powerpc/include/asm/dt_cpu_ftrs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_POWERPC_DT_CPU_FTRS_H
#define __ASM_POWERPC_DT_CPU_FTRS_H
diff --git a/arch/powerpc/include/asm/exec.h b/arch/powerpc/include/asm/exec.h
index 8196e9c7d7e8..92cac4851275 100644
--- a/arch/powerpc/include/asm/exec.h
+++ b/arch/powerpc/include/asm/exec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1999 Cort Dougan <cort@cs.nmt.edu>
*/
diff --git a/arch/powerpc/include/asm/extable.h b/arch/powerpc/include/asm/extable.h
index 07cc45cd86d9..eb91b2d2935a 100644
--- a/arch/powerpc/include/asm/extable.h
+++ b/arch/powerpc/include/asm/extable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ARCH_POWERPC_EXTABLE_H
#define _ARCH_POWERPC_EXTABLE_H
diff --git a/arch/powerpc/include/asm/fb.h b/arch/powerpc/include/asm/fb.h
index 411af8d17a69..6541ab77c5b9 100644
--- a/arch/powerpc/include/asm/fb.h
+++ b/arch/powerpc/include/asm/fb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_FB_H_
#define _ASM_FB_H_
diff --git a/arch/powerpc/include/asm/ftrace.h b/arch/powerpc/include/asm/ftrace.h
index 686c5f70eb84..9abddde372ab 100644
--- a/arch/powerpc/include/asm/ftrace.h
+++ b/arch/powerpc/include/asm/ftrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_FTRACE
#define _ASM_POWERPC_FTRACE
diff --git a/arch/powerpc/include/asm/futex.h b/arch/powerpc/include/asm/futex.h
index 719ed9b61ea7..1a944c18c539 100644
--- a/arch/powerpc/include/asm/futex.h
+++ b/arch/powerpc/include/asm/futex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_FUTEX_H
#define _ASM_POWERPC_FUTEX_H
diff --git a/arch/powerpc/include/asm/grackle.h b/arch/powerpc/include/asm/grackle.h
index bd7812a519d4..7376e3fa1570 100644
--- a/arch/powerpc/include/asm/grackle.h
+++ b/arch/powerpc/include/asm/grackle.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_GRACKLE_H
#define _ASM_POWERPC_GRACKLE_H
#ifdef __KERNEL__
diff --git a/arch/powerpc/include/asm/hardirq.h b/arch/powerpc/include/asm/hardirq.h
index c97603d617e3..456f9e7b8d83 100644
--- a/arch/powerpc/include/asm/hardirq.h
+++ b/arch/powerpc/include/asm/hardirq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_HARDIRQ_H
#define _ASM_POWERPC_HARDIRQ_H
diff --git a/arch/powerpc/include/asm/head-64.h b/arch/powerpc/include/asm/head-64.h
index d81eac5b509f..fdcff76e9a25 100644
--- a/arch/powerpc/include/asm/head-64.h
+++ b/arch/powerpc/include/asm/head-64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_HEAD_64_H
#define _ASM_POWERPC_HEAD_64_H
diff --git a/arch/powerpc/include/asm/heathrow.h b/arch/powerpc/include/asm/heathrow.h
index 93f54958a9d1..8bc5b168762e 100644
--- a/arch/powerpc/include/asm/heathrow.h
+++ b/arch/powerpc/include/asm/heathrow.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_HEATHROW_H
#define _ASM_POWERPC_HEATHROW_H
#ifdef __KERNEL__
diff --git a/arch/powerpc/include/asm/highmem.h b/arch/powerpc/include/asm/highmem.h
index 01c2c23b307e..cec820f961da 100644
--- a/arch/powerpc/include/asm/highmem.h
+++ b/arch/powerpc/include/asm/highmem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* highmem.h: virtual kernel memory mappings for high memory
*
diff --git a/arch/powerpc/include/asm/hugetlb.h b/arch/powerpc/include/asm/hugetlb.h
index b8a0fb442c64..93f98239159f 100644
--- a/arch/powerpc/include/asm/hugetlb.h
+++ b/arch/powerpc/include/asm/hugetlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_HUGETLB_H
#define _ASM_POWERPC_HUGETLB_H
diff --git a/arch/powerpc/include/asm/hvcall.h b/arch/powerpc/include/asm/hvcall.h
index 3d34dc0869f6..a409177be8bd 100644
--- a/arch/powerpc/include/asm/hvcall.h
+++ b/arch/powerpc/include/asm/hvcall.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_HVCALL_H
#define _ASM_POWERPC_HVCALL_H
#ifdef __KERNEL__
diff --git a/arch/powerpc/include/asm/hvsi.h b/arch/powerpc/include/asm/hvsi.h
index d4a5315718ca..3fdc54df63c9 100644
--- a/arch/powerpc/include/asm/hvsi.h
+++ b/arch/powerpc/include/asm/hvsi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _HVSI_H
#define _HVSI_H
diff --git a/arch/powerpc/include/asm/hw_irq.h b/arch/powerpc/include/asm/hw_irq.h
index c1dd1929342d..abd04c36c251 100644
--- a/arch/powerpc/include/asm/hw_irq.h
+++ b/arch/powerpc/include/asm/hw_irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1999 Cort Dougan <cort@cs.nmt.edu>
*/
diff --git a/arch/powerpc/include/asm/i8259.h b/arch/powerpc/include/asm/i8259.h
index c3fdfbd5a673..d7f08ae49e12 100644
--- a/arch/powerpc/include/asm/i8259.h
+++ b/arch/powerpc/include/asm/i8259.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_I8259_H
#define _ASM_POWERPC_I8259_H
#ifdef __KERNEL__
diff --git a/arch/powerpc/include/asm/ide.h b/arch/powerpc/include/asm/ide.h
index da01b20aea59..ce87a4441ca3 100644
--- a/arch/powerpc/include/asm/ide.h
+++ b/arch/powerpc/include/asm/ide.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1994-1996 Linus Torvalds & authors
*
diff --git a/arch/powerpc/include/asm/ima.h b/arch/powerpc/include/asm/ima.h
index 2313bdface34..ead488cf3981 100644
--- a/arch/powerpc/include/asm/ima.h
+++ b/arch/powerpc/include/asm/ima.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_IMA_H
#define _ASM_POWERPC_IMA_H
diff --git a/arch/powerpc/include/asm/immap_cpm2.h b/arch/powerpc/include/asm/immap_cpm2.h
index 7c64fda5357b..845d5b3fb212 100644
--- a/arch/powerpc/include/asm/immap_cpm2.h
+++ b/arch/powerpc/include/asm/immap_cpm2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* CPM2 Internal Memory Map
* Copyright (c) 1999 Dan Malek (dmalek@jlc.net)
diff --git a/arch/powerpc/include/asm/io-defs.h b/arch/powerpc/include/asm/io-defs.h
index 44d7927aec69..faf8617cc574 100644
--- a/arch/powerpc/include/asm/io-defs.h
+++ b/arch/powerpc/include/asm/io-defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* This file is meant to be include multiple times by other headers */
/* last 2 argments are used by platforms/cell/io-workarounds.[ch] */
diff --git a/arch/powerpc/include/asm/irq_work.h b/arch/powerpc/include/asm/irq_work.h
index 744fd54de374..c6d3078bd8c3 100644
--- a/arch/powerpc/include/asm/irq_work.h
+++ b/arch/powerpc/include/asm/irq_work.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_IRQ_WORK_H
#define _ASM_POWERPC_IRQ_WORK_H
diff --git a/arch/powerpc/include/asm/irqflags.h b/arch/powerpc/include/asm/irqflags.h
index f2149066fe5d..1aeb5f13b8c4 100644
--- a/arch/powerpc/include/asm/irqflags.h
+++ b/arch/powerpc/include/asm/irqflags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* IRQ flags handling
*/
diff --git a/arch/powerpc/include/asm/isa-bridge.h b/arch/powerpc/include/asm/isa-bridge.h
index a3a7c1d63a7c..47295894bf91 100644
--- a/arch/powerpc/include/asm/isa-bridge.h
+++ b/arch/powerpc/include/asm/isa-bridge.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ISA_BRIDGE_H
#define __ISA_BRIDGE_H
diff --git a/arch/powerpc/include/asm/kdebug.h b/arch/powerpc/include/asm/kdebug.h
index ae6d206728af..0f7c1ef37d0d 100644
--- a/arch/powerpc/include/asm/kdebug.h
+++ b/arch/powerpc/include/asm/kdebug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_KDEBUG_H
#define _ASM_POWERPC_KDEBUG_H
#ifdef __KERNEL__
diff --git a/arch/powerpc/include/asm/kdump.h b/arch/powerpc/include/asm/kdump.h
index c9776202d7ec..fd128d1e52b3 100644
--- a/arch/powerpc/include/asm/kdump.h
+++ b/arch/powerpc/include/asm/kdump.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PPC64_KDUMP_H
#define _PPC64_KDUMP_H
diff --git a/arch/powerpc/include/asm/kexec.h b/arch/powerpc/include/asm/kexec.h
index 25668bc8cb2a..4419d435639a 100644
--- a/arch/powerpc/include/asm/kexec.h
+++ b/arch/powerpc/include/asm/kexec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_KEXEC_H
#define _ASM_POWERPC_KEXEC_H
#ifdef __KERNEL__
diff --git a/arch/powerpc/include/asm/keylargo.h b/arch/powerpc/include/asm/keylargo.h
index 2156315d8a90..debdf548009d 100644
--- a/arch/powerpc/include/asm/keylargo.h
+++ b/arch/powerpc/include/asm/keylargo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_KEYLARGO_H
#define _ASM_POWERPC_KEYLARGO_H
#ifdef __KERNEL__
diff --git a/arch/powerpc/include/asm/libata-portmap.h b/arch/powerpc/include/asm/libata-portmap.h
index 4396db57b8be..7c602da62560 100644
--- a/arch/powerpc/include/asm/libata-portmap.h
+++ b/arch/powerpc/include/asm/libata-portmap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_POWERPC_LIBATA_PORTMAP_H
#define __ASM_POWERPC_LIBATA_PORTMAP_H
diff --git a/arch/powerpc/include/asm/linkage.h b/arch/powerpc/include/asm/linkage.h
index 0cf5e21179fc..1f00d2891d69 100644
--- a/arch/powerpc/include/asm/linkage.h
+++ b/arch/powerpc/include/asm/linkage.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_LINKAGE_H
#define _ASM_POWERPC_LINKAGE_H
diff --git a/arch/powerpc/include/asm/local.h b/arch/powerpc/include/asm/local.h
index b8da91363864..600a68bd77f5 100644
--- a/arch/powerpc/include/asm/local.h
+++ b/arch/powerpc/include/asm/local.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ARCH_POWERPC_LOCAL_H
#define _ARCH_POWERPC_LOCAL_H
diff --git a/arch/powerpc/include/asm/macio.h b/arch/powerpc/include/asm/macio.h
index 27af7f8bbb8d..ff5fd82d9ff0 100644
--- a/arch/powerpc/include/asm/macio.h
+++ b/arch/powerpc/include/asm/macio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MACIO_ASIC_H__
#define __MACIO_ASIC_H__
#ifdef __KERNEL__
diff --git a/arch/powerpc/include/asm/mediabay.h b/arch/powerpc/include/asm/mediabay.h
index 11037a4133ee..230fda4707b8 100644
--- a/arch/powerpc/include/asm/mediabay.h
+++ b/arch/powerpc/include/asm/mediabay.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* mediabay.h: definitions for using the media bay
* on PowerBook 3400 and similar computers.
diff --git a/arch/powerpc/include/asm/mmu-40x.h b/arch/powerpc/include/asm/mmu-40x.h
index 34916865eaef..74f4edb5916e 100644
--- a/arch/powerpc/include/asm/mmu-40x.h
+++ b/arch/powerpc/include/asm/mmu-40x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_MMU_40X_H_
#define _ASM_POWERPC_MMU_40X_H_
diff --git a/arch/powerpc/include/asm/mmu-44x.h b/arch/powerpc/include/asm/mmu-44x.h
index bf52d704fc47..cb57f29f531d 100644
--- a/arch/powerpc/include/asm/mmu-44x.h
+++ b/arch/powerpc/include/asm/mmu-44x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_MMU_44X_H_
#define _ASM_POWERPC_MMU_44X_H_
/*
diff --git a/arch/powerpc/include/asm/mmu-8xx.h b/arch/powerpc/include/asm/mmu-8xx.h
index 798b5bf91427..5bb3dbede41a 100644
--- a/arch/powerpc/include/asm/mmu-8xx.h
+++ b/arch/powerpc/include/asm/mmu-8xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_MMU_8XX_H_
#define _ASM_POWERPC_MMU_8XX_H_
/*
diff --git a/arch/powerpc/include/asm/mmu-book3e.h b/arch/powerpc/include/asm/mmu-book3e.h
index 7ca8d8e80ffa..cda94a0f5146 100644
--- a/arch/powerpc/include/asm/mmu-book3e.h
+++ b/arch/powerpc/include/asm/mmu-book3e.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_MMU_BOOK3E_H_
#define _ASM_POWERPC_MMU_BOOK3E_H_
/*
diff --git a/arch/powerpc/include/asm/mmu.h b/arch/powerpc/include/asm/mmu.h
index 78260409dc9c..6364f5c2cc3e 100644
--- a/arch/powerpc/include/asm/mmu.h
+++ b/arch/powerpc/include/asm/mmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_MMU_H_
#define _ASM_POWERPC_MMU_H_
#ifdef __KERNEL__
diff --git a/arch/powerpc/include/asm/mmu_context.h b/arch/powerpc/include/asm/mmu_context.h
index 309592589e30..492d8140a395 100644
--- a/arch/powerpc/include/asm/mmu_context.h
+++ b/arch/powerpc/include/asm/mmu_context.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_POWERPC_MMU_CONTEXT_H
#define __ASM_POWERPC_MMU_CONTEXT_H
#ifdef __KERNEL__
diff --git a/arch/powerpc/include/asm/mmzone.h b/arch/powerpc/include/asm/mmzone.h
index 4d52ccfc2366..91c69ff53a8a 100644
--- a/arch/powerpc/include/asm/mmzone.h
+++ b/arch/powerpc/include/asm/mmzone.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Written by Kanoj Sarcar (kanoj@sgi.com) Aug 99
*
diff --git a/arch/powerpc/include/asm/mpc6xx.h b/arch/powerpc/include/asm/mpc6xx.h
index effc2291beb2..6ed9f4ccc7b9 100644
--- a/arch/powerpc/include/asm/mpc6xx.h
+++ b/arch/powerpc/include/asm/mpc6xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_POWERPC_MPC6xx_H
#define __ASM_POWERPC_MPC6xx_H
diff --git a/arch/powerpc/include/asm/mpc8260.h b/arch/powerpc/include/asm/mpc8260.h
index 03317e1e6185..fd8c5707425b 100644
--- a/arch/powerpc/include/asm/mpc8260.h
+++ b/arch/powerpc/include/asm/mpc8260.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Since there are many different boards and no standard configuration,
* we have a unique include file for each. Rather than change every
diff --git a/arch/powerpc/include/asm/mpic.h b/arch/powerpc/include/asm/mpic.h
index 98697611e7b3..fad8ddd697ac 100644
--- a/arch/powerpc/include/asm/mpic.h
+++ b/arch/powerpc/include/asm/mpic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_MPIC_H
#define _ASM_POWERPC_MPIC_H
#ifdef __KERNEL__
diff --git a/arch/powerpc/include/asm/nmi.h b/arch/powerpc/include/asm/nmi.h
index 3760150a0ff0..e97f58689ca7 100644
--- a/arch/powerpc/include/asm/nmi.h
+++ b/arch/powerpc/include/asm/nmi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_NMI_H
#define _ASM_NMI_H
diff --git a/arch/powerpc/include/asm/nohash/32/pgalloc.h b/arch/powerpc/include/asm/nohash/32/pgalloc.h
index cc369a70f2bb..d072139ff2e5 100644
--- a/arch/powerpc/include/asm/nohash/32/pgalloc.h
+++ b/arch/powerpc/include/asm/nohash/32/pgalloc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_PGALLOC_32_H
#define _ASM_POWERPC_PGALLOC_32_H
diff --git a/arch/powerpc/include/asm/nohash/32/pgtable.h b/arch/powerpc/include/asm/nohash/32/pgtable.h
index 185c6a47f9ba..cc2bfec3aa3b 100644
--- a/arch/powerpc/include/asm/nohash/32/pgtable.h
+++ b/arch/powerpc/include/asm/nohash/32/pgtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_NOHASH_32_PGTABLE_H
#define _ASM_POWERPC_NOHASH_32_PGTABLE_H
diff --git a/arch/powerpc/include/asm/nohash/32/pte-40x.h b/arch/powerpc/include/asm/nohash/32/pte-40x.h
index 9624ebdacc47..124f9ac23a1e 100644
--- a/arch/powerpc/include/asm/nohash/32/pte-40x.h
+++ b/arch/powerpc/include/asm/nohash/32/pte-40x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_NOHASH_32_PTE_40x_H
#define _ASM_POWERPC_NOHASH_32_PTE_40x_H
#ifdef __KERNEL__
diff --git a/arch/powerpc/include/asm/nohash/32/pte-44x.h b/arch/powerpc/include/asm/nohash/32/pte-44x.h
index 0656ff81e5b0..f812c0272364 100644
--- a/arch/powerpc/include/asm/nohash/32/pte-44x.h
+++ b/arch/powerpc/include/asm/nohash/32/pte-44x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_NOHASH_32_PTE_44x_H
#define _ASM_POWERPC_NOHASH_32_PTE_44x_H
#ifdef __KERNEL__
diff --git a/arch/powerpc/include/asm/nohash/32/pte-8xx.h b/arch/powerpc/include/asm/nohash/32/pte-8xx.h
index b4df2734c078..6dc0180fd5c7 100644
--- a/arch/powerpc/include/asm/nohash/32/pte-8xx.h
+++ b/arch/powerpc/include/asm/nohash/32/pte-8xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_NOHASH_32_PTE_8xx_H
#define _ASM_POWERPC_NOHASH_32_PTE_8xx_H
#ifdef __KERNEL__
diff --git a/arch/powerpc/include/asm/nohash/32/pte-fsl-booke.h b/arch/powerpc/include/asm/nohash/32/pte-fsl-booke.h
index 5422d00c6145..d1ee24e9e137 100644
--- a/arch/powerpc/include/asm/nohash/32/pte-fsl-booke.h
+++ b/arch/powerpc/include/asm/nohash/32/pte-fsl-booke.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_NOHASH_32_PTE_FSL_BOOKE_H
#define _ASM_POWERPC_NOHASH_32_PTE_FSL_BOOKE_H
#ifdef __KERNEL__
diff --git a/arch/powerpc/include/asm/nohash/64/pgtable-4k.h b/arch/powerpc/include/asm/nohash/64/pgtable-4k.h
index 9f4de0a1035e..c40ec32b8194 100644
--- a/arch/powerpc/include/asm/nohash/64/pgtable-4k.h
+++ b/arch/powerpc/include/asm/nohash/64/pgtable-4k.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_NOHASH_64_PGTABLE_4K_H
#define _ASM_POWERPC_NOHASH_64_PGTABLE_4K_H
diff --git a/arch/powerpc/include/asm/nohash/64/pgtable-64k.h b/arch/powerpc/include/asm/nohash/64/pgtable-64k.h
index 1facb584dd29..7210c2818e41 100644
--- a/arch/powerpc/include/asm/nohash/64/pgtable-64k.h
+++ b/arch/powerpc/include/asm/nohash/64/pgtable-64k.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_NOHASH_64_PGTABLE_64K_H
#define _ASM_POWERPC_NOHASH_64_PGTABLE_64K_H
diff --git a/arch/powerpc/include/asm/nohash/64/pgtable.h b/arch/powerpc/include/asm/nohash/64/pgtable.h
index f0ff384d4ca5..265bbd7cba73 100644
--- a/arch/powerpc/include/asm/nohash/64/pgtable.h
+++ b/arch/powerpc/include/asm/nohash/64/pgtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_NOHASH_64_PGTABLE_H
#define _ASM_POWERPC_NOHASH_64_PGTABLE_H
/*
diff --git a/arch/powerpc/include/asm/nohash/pgalloc.h b/arch/powerpc/include/asm/nohash/pgalloc.h
index b39ec956d71e..0634f2949438 100644
--- a/arch/powerpc/include/asm/nohash/pgalloc.h
+++ b/arch/powerpc/include/asm/nohash/pgalloc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_NOHASH_PGALLOC_H
#define _ASM_POWERPC_NOHASH_PGALLOC_H
diff --git a/arch/powerpc/include/asm/nohash/pgtable.h b/arch/powerpc/include/asm/nohash/pgtable.h
index 17989c3d9a24..5c68f4a59f75 100644
--- a/arch/powerpc/include/asm/nohash/pgtable.h
+++ b/arch/powerpc/include/asm/nohash/pgtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_NOHASH_PGTABLE_H
#define _ASM_POWERPC_NOHASH_PGTABLE_H
diff --git a/arch/powerpc/include/asm/nohash/pte-book3e.h b/arch/powerpc/include/asm/nohash/pte-book3e.h
index e16807b78edf..2da4532ca377 100644
--- a/arch/powerpc/include/asm/nohash/pte-book3e.h
+++ b/arch/powerpc/include/asm/nohash/pte-book3e.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_NOHASH_PTE_BOOK3E_H
#define _ASM_POWERPC_NOHASH_PTE_BOOK3E_H
#ifdef __KERNEL__
diff --git a/arch/powerpc/include/asm/ohare.h b/arch/powerpc/include/asm/ohare.h
index 0d030f9dea24..da3371fc348c 100644
--- a/arch/powerpc/include/asm/ohare.h
+++ b/arch/powerpc/include/asm/ohare.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_OHARE_H
#define _ASM_POWERPC_OHARE_H
#ifdef __KERNEL__
diff --git a/arch/powerpc/include/asm/page_32.h b/arch/powerpc/include/asm/page_32.h
index 6a8e1797f223..5c378e9b78c8 100644
--- a/arch/powerpc/include/asm/page_32.h
+++ b/arch/powerpc/include/asm/page_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_PAGE_32_H
#define _ASM_POWERPC_PAGE_32_H
diff --git a/arch/powerpc/include/asm/parport.h b/arch/powerpc/include/asm/parport.h
index 6595ad1d18cc..8abfb8f7c33d 100644
--- a/arch/powerpc/include/asm/parport.h
+++ b/arch/powerpc/include/asm/parport.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* parport.h: platform-specific PC-style parport initialisation
*
diff --git a/arch/powerpc/include/asm/percpu.h b/arch/powerpc/include/asm/percpu.h
index 2cedefddba37..dce863a7635c 100644
--- a/arch/powerpc/include/asm/percpu.h
+++ b/arch/powerpc/include/asm/percpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_PERCPU_H_
#define _ASM_POWERPC_PERCPU_H_
#ifdef __powerpc64__
diff --git a/arch/powerpc/include/asm/pgalloc.h b/arch/powerpc/include/asm/pgalloc.h
index 45ae1212ab8a..a14203c005f1 100644
--- a/arch/powerpc/include/asm/pgalloc.h
+++ b/arch/powerpc/include/asm/pgalloc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_PGALLOC_H
#define _ASM_POWERPC_PGALLOC_H
diff --git a/arch/powerpc/include/asm/pgtable-be-types.h b/arch/powerpc/include/asm/pgtable-be-types.h
index 67e7e3d990f4..beb6e3e79788 100644
--- a/arch/powerpc/include/asm/pgtable-be-types.h
+++ b/arch/powerpc/include/asm/pgtable-be-types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_PGTABLE_BE_TYPES_H
#define _ASM_POWERPC_PGTABLE_BE_TYPES_H
diff --git a/arch/powerpc/include/asm/pgtable-types.h b/arch/powerpc/include/asm/pgtable-types.h
index 369a164b545c..cfe89a6fc308 100644
--- a/arch/powerpc/include/asm/pgtable-types.h
+++ b/arch/powerpc/include/asm/pgtable-types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_PGTABLE_TYPES_H
#define _ASM_POWERPC_PGTABLE_TYPES_H
diff --git a/arch/powerpc/include/asm/pgtable.h b/arch/powerpc/include/asm/pgtable.h
index 7d0d38f58243..ab7d2d996be4 100644
--- a/arch/powerpc/include/asm/pgtable.h
+++ b/arch/powerpc/include/asm/pgtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_PGTABLE_H
#define _ASM_POWERPC_PGTABLE_H
diff --git a/arch/powerpc/include/asm/plpar_wrappers.h b/arch/powerpc/include/asm/plpar_wrappers.h
index c7b164836bc3..7f01b22fa6cb 100644
--- a/arch/powerpc/include/asm/plpar_wrappers.h
+++ b/arch/powerpc/include/asm/plpar_wrappers.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_PLPAR_WRAPPERS_H
#define _ASM_POWERPC_PLPAR_WRAPPERS_H
diff --git a/arch/powerpc/include/asm/pmac_pfunc.h b/arch/powerpc/include/asm/pmac_pfunc.h
index 1330d6a58c57..73bd8f28f2a8 100644
--- a/arch/powerpc/include/asm/pmac_pfunc.h
+++ b/arch/powerpc/include/asm/pmac_pfunc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PMAC_PFUNC_H__
#define __PMAC_PFUNC_H__
diff --git a/arch/powerpc/include/asm/pte-common.h b/arch/powerpc/include/asm/pte-common.h
index 4ba26dd259fd..ce142ef99ba7 100644
--- a/arch/powerpc/include/asm/pte-common.h
+++ b/arch/powerpc/include/asm/pte-common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Included from asm/pgtable-*.h only ! */
/*
diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h
index f92eaf7a4c0d..b779f3ccd412 100644
--- a/arch/powerpc/include/asm/reg.h
+++ b/arch/powerpc/include/asm/reg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Contains the definition of registers common to all PowerPC variants.
* If a register definition has been changed in a different PowerPC
diff --git a/arch/powerpc/include/asm/reg_8xx.h b/arch/powerpc/include/asm/reg_8xx.h
index ae16fef7a4d6..53a7e2955d3e 100644
--- a/arch/powerpc/include/asm/reg_8xx.h
+++ b/arch/powerpc/include/asm/reg_8xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Contains register definitions common to PowerPC 8xx CPUs. Notice
*/
diff --git a/arch/powerpc/include/asm/reg_fsl_emb.h b/arch/powerpc/include/asm/reg_fsl_emb.h
index 0e3ddf5177f6..d7ccf93e6279 100644
--- a/arch/powerpc/include/asm/reg_fsl_emb.h
+++ b/arch/powerpc/include/asm/reg_fsl_emb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Contains register definitions for the Freescale Embedded Performance
* Monitor.
diff --git a/arch/powerpc/include/asm/runlatch.h b/arch/powerpc/include/asm/runlatch.h
index 54e9b963876e..cfb390edf7d0 100644
--- a/arch/powerpc/include/asm/runlatch.h
+++ b/arch/powerpc/include/asm/runlatch.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1999 Cort Dougan <cort@cs.nmt.edu>
*/
diff --git a/arch/powerpc/include/asm/seccomp.h b/arch/powerpc/include/asm/seccomp.h
index c1818e35cf02..51209f6071c5 100644
--- a/arch/powerpc/include/asm/seccomp.h
+++ b/arch/powerpc/include/asm/seccomp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_SECCOMP_H
#define _ASM_POWERPC_SECCOMP_H
diff --git a/arch/powerpc/include/asm/sections.h b/arch/powerpc/include/asm/sections.h
index 7902d6358854..82bec63bbd4f 100644
--- a/arch/powerpc/include/asm/sections.h
+++ b/arch/powerpc/include/asm/sections.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_SECTIONS_H
#define _ASM_POWERPC_SECTIONS_H
#ifdef __KERNEL__
diff --git a/arch/powerpc/include/asm/setup.h b/arch/powerpc/include/asm/setup.h
index 3a3fb0ca68f5..257d23dbf55d 100644
--- a/arch/powerpc/include/asm/setup.h
+++ b/arch/powerpc/include/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_SETUP_H
#define _ASM_POWERPC_SETUP_H
diff --git a/arch/powerpc/include/asm/shmparam.h b/arch/powerpc/include/asm/shmparam.h
index 5cda42a6d39e..bc0968839565 100644
--- a/arch/powerpc/include/asm/shmparam.h
+++ b/arch/powerpc/include/asm/shmparam.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_SHMPARAM_H
#define _ASM_POWERPC_SHMPARAM_H
diff --git a/arch/powerpc/include/asm/signal.h b/arch/powerpc/include/asm/signal.h
index 5ff77722a52d..0803ca8b9149 100644
--- a/arch/powerpc/include/asm/signal.h
+++ b/arch/powerpc/include/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_SIGNAL_H
#define _ASM_POWERPC_SIGNAL_H
diff --git a/arch/powerpc/include/asm/smu.h b/arch/powerpc/include/asm/smu.h
index 09f98e861869..8dff086c0cab 100644
--- a/arch/powerpc/include/asm/smu.h
+++ b/arch/powerpc/include/asm/smu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SMU_H
#define _SMU_H
diff --git a/arch/powerpc/include/asm/sparsemem.h b/arch/powerpc/include/asm/sparsemem.h
index c88930c9db7f..a7916ee6dfb6 100644
--- a/arch/powerpc/include/asm/sparsemem.h
+++ b/arch/powerpc/include/asm/sparsemem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_SPARSEMEM_H
#define _ASM_POWERPC_SPARSEMEM_H 1
#ifdef __KERNEL__
diff --git a/arch/powerpc/include/asm/spinlock_types.h b/arch/powerpc/include/asm/spinlock_types.h
index 2351adc4fdc4..87adaf13b7e8 100644
--- a/arch/powerpc/include/asm/spinlock_types.h
+++ b/arch/powerpc/include/asm/spinlock_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_SPINLOCK_TYPES_H
#define _ASM_POWERPC_SPINLOCK_TYPES_H
diff --git a/arch/powerpc/include/asm/string.h b/arch/powerpc/include/asm/string.h
index cc9addefb51c..d98ac188cedb 100644
--- a/arch/powerpc/include/asm/string.h
+++ b/arch/powerpc/include/asm/string.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_STRING_H
#define _ASM_POWERPC_STRING_H
diff --git a/arch/powerpc/include/asm/switch_to.h b/arch/powerpc/include/asm/switch_to.h
index 17c8380673a6..bf820f53e27e 100644
--- a/arch/powerpc/include/asm/switch_to.h
+++ b/arch/powerpc/include/asm/switch_to.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1999 Cort Dougan <cort@cs.nmt.edu>
*/
diff --git a/arch/powerpc/include/asm/synch.h b/arch/powerpc/include/asm/synch.h
index 78efe8d5d775..63e7f5a1f105 100644
--- a/arch/powerpc/include/asm/synch.h
+++ b/arch/powerpc/include/asm/synch.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_SYNCH_H
#define _ASM_POWERPC_SYNCH_H
#ifdef __KERNEL__
diff --git a/arch/powerpc/include/asm/syscalls.h b/arch/powerpc/include/asm/syscalls.h
index 16fab6898240..1b90a3516a35 100644
--- a/arch/powerpc/include/asm/syscalls.h
+++ b/arch/powerpc/include/asm/syscalls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_POWERPC_SYSCALLS_H
#define __ASM_POWERPC_SYSCALLS_H
#ifdef __KERNEL__
diff --git a/arch/powerpc/include/asm/systbl.h b/arch/powerpc/include/asm/systbl.h
index 1c9470881c4a..449912f057f6 100644
--- a/arch/powerpc/include/asm/systbl.h
+++ b/arch/powerpc/include/asm/systbl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* List of powerpc syscalls. For the meaning of the _SPU suffix see
* arch/powerpc/platforms/cell/spu_callbacks.c
diff --git a/arch/powerpc/include/asm/thread_info.h b/arch/powerpc/include/asm/thread_info.h
index a941cc6fc3e9..a264c3ad366b 100644
--- a/arch/powerpc/include/asm/thread_info.h
+++ b/arch/powerpc/include/asm/thread_info.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* thread_info.h: PowerPC low-level thread information
* adapted from the i386 version by Paul Mackerras
*
diff --git a/arch/powerpc/include/asm/timex.h b/arch/powerpc/include/asm/timex.h
index cb61eae5b7ed..926b9f91a3ef 100644
--- a/arch/powerpc/include/asm/timex.h
+++ b/arch/powerpc/include/asm/timex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_TIMEX_H
#define _ASM_POWERPC_TIMEX_H
diff --git a/arch/powerpc/include/asm/tm.h b/arch/powerpc/include/asm/tm.h
index 82e06ca3a49b..a8bc72a7f4be 100644
--- a/arch/powerpc/include/asm/tm.h
+++ b/arch/powerpc/include/asm/tm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Transactional memory support routines to reclaim and recheckpoint
* transactional process state.
diff --git a/arch/powerpc/include/asm/topology.h b/arch/powerpc/include/asm/topology.h
index 2d84bca8d053..023ff9f17501 100644
--- a/arch/powerpc/include/asm/topology.h
+++ b/arch/powerpc/include/asm/topology.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_TOPOLOGY_H
#define _ASM_POWERPC_TOPOLOGY_H
#ifdef __KERNEL__
diff --git a/arch/powerpc/include/asm/trace.h b/arch/powerpc/include/asm/trace.h
index 18f168aebae3..33f3b479138b 100644
--- a/arch/powerpc/include/asm/trace.h
+++ b/arch/powerpc/include/asm/trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM powerpc
diff --git a/arch/powerpc/include/asm/uaccess.h b/arch/powerpc/include/asm/uaccess.h
index 9c0e60ca1666..11f4bd07cce0 100644
--- a/arch/powerpc/include/asm/uaccess.h
+++ b/arch/powerpc/include/asm/uaccess.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ARCH_POWERPC_UACCESS_H
#define _ARCH_POWERPC_UACCESS_H
diff --git a/arch/powerpc/include/asm/unaligned.h b/arch/powerpc/include/asm/unaligned.h
index 8296381ae432..ce69c5eff95e 100644
--- a/arch/powerpc/include/asm/unaligned.h
+++ b/arch/powerpc/include/asm/unaligned.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_UNALIGNED_H
#define _ASM_POWERPC_UNALIGNED_H
diff --git a/arch/powerpc/include/asm/uninorth.h b/arch/powerpc/include/asm/uninorth.h
index a1d112979fd2..e278299b9b37 100644
--- a/arch/powerpc/include/asm/uninorth.h
+++ b/arch/powerpc/include/asm/uninorth.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* uninorth.h: definitions for using the "UniNorth" host bridge chip
* from Apple. This chip is used on "Core99" machines
diff --git a/arch/powerpc/include/asm/user.h b/arch/powerpc/include/asm/user.h
index 3fd4545dd74e..5c0e082eae7b 100644
--- a/arch/powerpc/include/asm/user.h
+++ b/arch/powerpc/include/asm/user.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_USER_H
#define _ASM_POWERPC_USER_H
diff --git a/arch/powerpc/include/asm/vdso.h b/arch/powerpc/include/asm/vdso.h
index c53f5f6d1761..b5e1f8f8a05c 100644
--- a/arch/powerpc/include/asm/vdso.h
+++ b/arch/powerpc/include/asm/vdso.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PPC64_VDSO_H__
#define __PPC64_VDSO_H__
diff --git a/arch/powerpc/include/asm/vga.h b/arch/powerpc/include/asm/vga.h
index 7a7b541b7493..fcf721682a71 100644
--- a/arch/powerpc/include/asm/vga.h
+++ b/arch/powerpc/include/asm/vga.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_VGA_H_
#define _ASM_POWERPC_VGA_H_
diff --git a/arch/powerpc/include/asm/xics.h b/arch/powerpc/include/asm/xics.h
index 7ce2c3ac2964..8e903b3f9c24 100644
--- a/arch/powerpc/include/asm/xics.h
+++ b/arch/powerpc/include/asm/xics.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Common definitions across all variants of ICP and ICS interrupt
* controllers.
diff --git a/arch/powerpc/include/uapi/asm/auxvec.h b/arch/powerpc/include/uapi/asm/auxvec.h
index be6e94ecec42..7af21dc0e320 100644
--- a/arch/powerpc/include/uapi/asm/auxvec.h
+++ b/arch/powerpc/include/uapi/asm/auxvec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_POWERPC_AUXVEC_H
#define _ASM_POWERPC_AUXVEC_H
diff --git a/arch/powerpc/include/uapi/asm/bitsperlong.h b/arch/powerpc/include/uapi/asm/bitsperlong.h
index 5f1659032c40..46ece3ecff31 100644
--- a/arch/powerpc/include/uapi/asm/bitsperlong.h
+++ b/arch/powerpc/include/uapi/asm/bitsperlong.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_POWERPC_BITSPERLONG_H
#define __ASM_POWERPC_BITSPERLONG_H
diff --git a/arch/powerpc/include/uapi/asm/bootx.h b/arch/powerpc/include/uapi/asm/bootx.h
index 6e51cf0708a1..6728c7e24e58 100644
--- a/arch/powerpc/include/uapi/asm/bootx.h
+++ b/arch/powerpc/include/uapi/asm/bootx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file describes the structure passed from the BootX application
* (for MacOS) when it is used to boot Linux.
diff --git a/arch/powerpc/include/uapi/asm/byteorder.h b/arch/powerpc/include/uapi/asm/byteorder.h
index ca931d074000..8ef66f7d9db9 100644
--- a/arch/powerpc/include/uapi/asm/byteorder.h
+++ b/arch/powerpc/include/uapi/asm/byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
#ifndef _ASM_POWERPC_BYTEORDER_H
#define _ASM_POWERPC_BYTEORDER_H
diff --git a/arch/powerpc/include/uapi/asm/cputable.h b/arch/powerpc/include/uapi/asm/cputable.h
index 4d877144f377..50bcb4295de4 100644
--- a/arch/powerpc/include/uapi/asm/cputable.h
+++ b/arch/powerpc/include/uapi/asm/cputable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__ASM_POWERPC_CPUTABLE_H
#define _UAPI__ASM_POWERPC_CPUTABLE_H
diff --git a/arch/powerpc/include/uapi/asm/eeh.h b/arch/powerpc/include/uapi/asm/eeh.h
index 291b7d1814a6..28186071fafc 100644
--- a/arch/powerpc/include/uapi/asm/eeh.h
+++ b/arch/powerpc/include/uapi/asm/eeh.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License, version 2, as
diff --git a/arch/powerpc/include/uapi/asm/elf.h b/arch/powerpc/include/uapi/asm/elf.h
index b2c6fdd5ac30..5f201d40bcca 100644
--- a/arch/powerpc/include/uapi/asm/elf.h
+++ b/arch/powerpc/include/uapi/asm/elf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* ELF register definitions..
*
diff --git a/arch/powerpc/include/uapi/asm/epapr_hcalls.h b/arch/powerpc/include/uapi/asm/epapr_hcalls.h
index b4504f394427..90a0ee6d0bb3 100644
--- a/arch/powerpc/include/uapi/asm/epapr_hcalls.h
+++ b/arch/powerpc/include/uapi/asm/epapr_hcalls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0+ WITH Linux-syscall-note) OR BSD-3-Clause) */
/*
* ePAPR hcall interface
*
diff --git a/arch/powerpc/include/uapi/asm/errno.h b/arch/powerpc/include/uapi/asm/errno.h
index e8b6b5f7de7c..cc79856896a1 100644
--- a/arch/powerpc/include/uapi/asm/errno.h
+++ b/arch/powerpc/include/uapi/asm/errno.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_POWERPC_ERRNO_H
#define _ASM_POWERPC_ERRNO_H
diff --git a/arch/powerpc/include/uapi/asm/fcntl.h b/arch/powerpc/include/uapi/asm/fcntl.h
index ce5c4516d404..65ce08322a89 100644
--- a/arch/powerpc/include/uapi/asm/fcntl.h
+++ b/arch/powerpc/include/uapi/asm/fcntl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_FCNTL_H
#define _ASM_FCNTL_H
diff --git a/arch/powerpc/include/uapi/asm/ioctl.h b/arch/powerpc/include/uapi/asm/ioctl.h
index 57d68304218b..d623af4b9cd6 100644
--- a/arch/powerpc/include/uapi/asm/ioctl.h
+++ b/arch/powerpc/include/uapi/asm/ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_POWERPC_IOCTL_H
#define _ASM_POWERPC_IOCTL_H
diff --git a/arch/powerpc/include/uapi/asm/ioctls.h b/arch/powerpc/include/uapi/asm/ioctls.h
index e3b10469f787..41b1a5c15734 100644
--- a/arch/powerpc/include/uapi/asm/ioctls.h
+++ b/arch/powerpc/include/uapi/asm/ioctls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_POWERPC_IOCTLS_H
#define _ASM_POWERPC_IOCTLS_H
diff --git a/arch/powerpc/include/uapi/asm/ipcbuf.h b/arch/powerpc/include/uapi/asm/ipcbuf.h
index 2c3e1d94db1d..21e1e0ec0ba2 100644
--- a/arch/powerpc/include/uapi/asm/ipcbuf.h
+++ b/arch/powerpc/include/uapi/asm/ipcbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
#ifndef _ASM_POWERPC_IPCBUF_H
#define _ASM_POWERPC_IPCBUF_H
diff --git a/arch/powerpc/include/uapi/asm/kvm.h b/arch/powerpc/include/uapi/asm/kvm.h
index 8cf8f0c96906..61d6049f4c1e 100644
--- a/arch/powerpc/include/uapi/asm/kvm.h
+++ b/arch/powerpc/include/uapi/asm/kvm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License, version 2, as
diff --git a/arch/powerpc/include/uapi/asm/kvm_para.h b/arch/powerpc/include/uapi/asm/kvm_para.h
index 91e42f09b323..01555c6ae0f5 100644
--- a/arch/powerpc/include/uapi/asm/kvm_para.h
+++ b/arch/powerpc/include/uapi/asm/kvm_para.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License, version 2, as
diff --git a/arch/powerpc/include/uapi/asm/mman.h b/arch/powerpc/include/uapi/asm/mman.h
index 03c06ba7464f..e63bc37e33af 100644
--- a/arch/powerpc/include/uapi/asm/mman.h
+++ b/arch/powerpc/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
diff --git a/arch/powerpc/include/uapi/asm/msgbuf.h b/arch/powerpc/include/uapi/asm/msgbuf.h
index dd76743c7537..65beb0942500 100644
--- a/arch/powerpc/include/uapi/asm/msgbuf.h
+++ b/arch/powerpc/include/uapi/asm/msgbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_POWERPC_MSGBUF_H
#define _ASM_POWERPC_MSGBUF_H
diff --git a/arch/powerpc/include/uapi/asm/nvram.h b/arch/powerpc/include/uapi/asm/nvram.h
index 608bdc8aedd1..c92c7f056a91 100644
--- a/arch/powerpc/include/uapi/asm/nvram.h
+++ b/arch/powerpc/include/uapi/asm/nvram.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* NVRAM definitions and access functions.
*
diff --git a/arch/powerpc/include/uapi/asm/opal-prd.h b/arch/powerpc/include/uapi/asm/opal-prd.h
index 319ff4a26158..1869cf83a870 100644
--- a/arch/powerpc/include/uapi/asm/opal-prd.h
+++ b/arch/powerpc/include/uapi/asm/opal-prd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* OPAL Runtime Diagnostics interface driver
* Supported on POWERNV platform
diff --git a/arch/powerpc/include/uapi/asm/perf_event.h b/arch/powerpc/include/uapi/asm/perf_event.h
index 80a4d40cf5bc..ce488e48db44 100644
--- a/arch/powerpc/include/uapi/asm/perf_event.h
+++ b/arch/powerpc/include/uapi/asm/perf_event.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2013 Michael Ellerman, IBM Corp.
*
diff --git a/arch/powerpc/include/uapi/asm/perf_regs.h b/arch/powerpc/include/uapi/asm/perf_regs.h
index 6a93209748a1..9e52c86ccbd3 100644
--- a/arch/powerpc/include/uapi/asm/perf_regs.h
+++ b/arch/powerpc/include/uapi/asm/perf_regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_POWERPC_PERF_REGS_H
#define _UAPI_ASM_POWERPC_PERF_REGS_H
diff --git a/arch/powerpc/include/uapi/asm/posix_types.h b/arch/powerpc/include/uapi/asm/posix_types.h
index 2958c5b97b2d..f698400e4bb0 100644
--- a/arch/powerpc/include/uapi/asm/posix_types.h
+++ b/arch/powerpc/include/uapi/asm/posix_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_POWERPC_POSIX_TYPES_H
#define _ASM_POWERPC_POSIX_TYPES_H
diff --git a/arch/powerpc/include/uapi/asm/ps3fb.h b/arch/powerpc/include/uapi/asm/ps3fb.h
index e7233a849680..fd7e3a0d35d5 100644
--- a/arch/powerpc/include/uapi/asm/ps3fb.h
+++ b/arch/powerpc/include/uapi/asm/ps3fb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2006 Sony Computer Entertainment Inc.
* Copyright 2006, 2007 Sony Corporation
diff --git a/arch/powerpc/include/uapi/asm/ptrace.h b/arch/powerpc/include/uapi/asm/ptrace.h
index 8036b385417d..5e3edc2a7634 100644
--- a/arch/powerpc/include/uapi/asm/ptrace.h
+++ b/arch/powerpc/include/uapi/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright (C) 2001 PPC64 Team, IBM Corp
*
diff --git a/arch/powerpc/include/uapi/asm/sembuf.h b/arch/powerpc/include/uapi/asm/sembuf.h
index 99a41938ae3d..8f393d60f02d 100644
--- a/arch/powerpc/include/uapi/asm/sembuf.h
+++ b/arch/powerpc/include/uapi/asm/sembuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
#ifndef _ASM_POWERPC_SEMBUF_H
#define _ASM_POWERPC_SEMBUF_H
diff --git a/arch/powerpc/include/uapi/asm/setup.h b/arch/powerpc/include/uapi/asm/setup.h
index ae3fb68cb28e..c54940b09d06 100644
--- a/arch/powerpc/include/uapi/asm/setup.h
+++ b/arch/powerpc/include/uapi/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_POWERPC_SETUP_H
#define _UAPI_ASM_POWERPC_SETUP_H
diff --git a/arch/powerpc/include/uapi/asm/shmbuf.h b/arch/powerpc/include/uapi/asm/shmbuf.h
index 8efa39698b6c..deb1c3e503d3 100644
--- a/arch/powerpc/include/uapi/asm/shmbuf.h
+++ b/arch/powerpc/include/uapi/asm/shmbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
#ifndef _ASM_POWERPC_SHMBUF_H
#define _ASM_POWERPC_SHMBUF_H
diff --git a/arch/powerpc/include/uapi/asm/sigcontext.h b/arch/powerpc/include/uapi/asm/sigcontext.h
index 3ad0c7f001a9..2fbe485acdb4 100644
--- a/arch/powerpc/include/uapi/asm/sigcontext.h
+++ b/arch/powerpc/include/uapi/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
#ifndef _ASM_POWERPC_SIGCONTEXT_H
#define _ASM_POWERPC_SIGCONTEXT_H
diff --git a/arch/powerpc/include/uapi/asm/siginfo.h b/arch/powerpc/include/uapi/asm/siginfo.h
index ccce3ef5cd86..1a691141e49f 100644
--- a/arch/powerpc/include/uapi/asm/siginfo.h
+++ b/arch/powerpc/include/uapi/asm/siginfo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
#ifndef _ASM_POWERPC_SIGINFO_H
#define _ASM_POWERPC_SIGINFO_H
diff --git a/arch/powerpc/include/uapi/asm/signal.h b/arch/powerpc/include/uapi/asm/signal.h
index 6c69ee94fd8d..85b0a7aa43e7 100644
--- a/arch/powerpc/include/uapi/asm/signal.h
+++ b/arch/powerpc/include/uapi/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_POWERPC_SIGNAL_H
#define _UAPI_ASM_POWERPC_SIGNAL_H
diff --git a/arch/powerpc/include/uapi/asm/socket.h b/arch/powerpc/include/uapi/asm/socket.h
index 3c590c7c42c0..94de465e0920 100644
--- a/arch/powerpc/include/uapi/asm/socket.h
+++ b/arch/powerpc/include/uapi/asm/socket.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
#ifndef _ASM_POWERPC_SOCKET_H
#define _ASM_POWERPC_SOCKET_H
diff --git a/arch/powerpc/include/uapi/asm/spu_info.h b/arch/powerpc/include/uapi/asm/spu_info.h
index ed071bf97707..cabfcbba9eac 100644
--- a/arch/powerpc/include/uapi/asm/spu_info.h
+++ b/arch/powerpc/include/uapi/asm/spu_info.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* SPU info structures
*
diff --git a/arch/powerpc/include/uapi/asm/stat.h b/arch/powerpc/include/uapi/asm/stat.h
index 84880b80cc1c..afd25f2ff4e8 100644
--- a/arch/powerpc/include/uapi/asm/stat.h
+++ b/arch/powerpc/include/uapi/asm/stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
#ifndef _ASM_POWERPC_STAT_H
#define _ASM_POWERPC_STAT_H
/*
diff --git a/arch/powerpc/include/uapi/asm/swab.h b/arch/powerpc/include/uapi/asm/swab.h
index b6c368aa5c05..17b16c44d20c 100644
--- a/arch/powerpc/include/uapi/asm/swab.h
+++ b/arch/powerpc/include/uapi/asm/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
diff --git a/arch/powerpc/include/uapi/asm/termbits.h b/arch/powerpc/include/uapi/asm/termbits.h
index 549d700e18f2..ed18bc61f63d 100644
--- a/arch/powerpc/include/uapi/asm/termbits.h
+++ b/arch/powerpc/include/uapi/asm/termbits.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
#ifndef _ASM_POWERPC_TERMBITS_H
#define _ASM_POWERPC_TERMBITS_H
diff --git a/arch/powerpc/include/uapi/asm/termios.h b/arch/powerpc/include/uapi/asm/termios.h
index 6cca5cdfec04..5d07fc89bcb6 100644
--- a/arch/powerpc/include/uapi/asm/termios.h
+++ b/arch/powerpc/include/uapi/asm/termios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Liberally adapted from alpha/termios.h. In particular, the c_cc[]
* fields have been reordered so that termio & termios share the
diff --git a/arch/powerpc/include/uapi/asm/tm.h b/arch/powerpc/include/uapi/asm/tm.h
index 5047659815a5..e1bf0e2fac43 100644
--- a/arch/powerpc/include/uapi/asm/tm.h
+++ b/arch/powerpc/include/uapi/asm/tm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_POWERPC_TM_H
#define _ASM_POWERPC_TM_H
diff --git a/arch/powerpc/include/uapi/asm/types.h b/arch/powerpc/include/uapi/asm/types.h
index 4b8ab990a3c1..327616fb70e4 100644
--- a/arch/powerpc/include/uapi/asm/types.h
+++ b/arch/powerpc/include/uapi/asm/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* This file is never included by application software unless
* explicitly requested (e.g., via linux/types.h) in which case the
diff --git a/arch/powerpc/include/uapi/asm/ucontext.h b/arch/powerpc/include/uapi/asm/ucontext.h
index d9a4ddf0cc86..6f14a96d4985 100644
--- a/arch/powerpc/include/uapi/asm/ucontext.h
+++ b/arch/powerpc/include/uapi/asm/ucontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_POWERPC_UCONTEXT_H
#define _ASM_POWERPC_UCONTEXT_H
diff --git a/arch/powerpc/include/uapi/asm/unistd.h b/arch/powerpc/include/uapi/asm/unistd.h
index b85f14228857..df8684f31919 100644
--- a/arch/powerpc/include/uapi/asm/unistd.h
+++ b/arch/powerpc/include/uapi/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* This file contains the system call numbers.
*
diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile
index 91960f83039c..6c6cce937dd8 100644
--- a/arch/powerpc/kernel/Makefile
+++ b/arch/powerpc/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/powerpc/kernel/align.c b/arch/powerpc/kernel/align.c
index 43ef25156480..3e6c0744c174 100644
--- a/arch/powerpc/kernel/align.c
+++ b/arch/powerpc/kernel/align.c
@@ -332,7 +332,7 @@ int fix_alignment(struct pt_regs *regs)
* when pasting to a co-processor. Furthermore, paste_last is the
* synchronisation point for preceding copy/paste sequences.
*/
- if ((instr & 0xfc0006fe) == PPC_INST_COPY)
+ if ((instr & 0xfc0006fe) == (PPC_INST_COPY & 0xfc0006fe))
return -EIO;
r = analyse_instr(&op, regs, instr);
diff --git a/arch/powerpc/kernel/audit.c b/arch/powerpc/kernel/audit.c
index a4dab7cab348..a2dddd7f3d09 100644
--- a/arch/powerpc/kernel/audit.c
+++ b/arch/powerpc/kernel/audit.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/types.h>
#include <linux/audit.h>
diff --git a/arch/powerpc/kernel/btext.c b/arch/powerpc/kernel/btext.c
index 3f46ca1c59f9..6537cba1a758 100644
--- a/arch/powerpc/kernel/btext.c
+++ b/arch/powerpc/kernel/btext.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Procedures for drawing on the screen early on in the boot process.
*
diff --git a/arch/powerpc/kernel/cacheinfo.h b/arch/powerpc/kernel/cacheinfo.h
index a7b74d36acd7..955f5e999f1b 100644
--- a/arch/powerpc/kernel/cacheinfo.h
+++ b/arch/powerpc/kernel/cacheinfo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PPC_CACHEINFO_H
#define _PPC_CACHEINFO_H
diff --git a/arch/powerpc/kernel/compat_audit.c b/arch/powerpc/kernel/compat_audit.c
index 108ff14e2122..55c6ccda0a85 100644
--- a/arch/powerpc/kernel/compat_audit.c
+++ b/arch/powerpc/kernel/compat_audit.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#undef __powerpc64__
#include <asm/unistd.h>
diff --git a/arch/powerpc/kernel/dma-iommu.c b/arch/powerpc/kernel/dma-iommu.c
index 8f7abf9baa63..66f33e7f8d40 100644
--- a/arch/powerpc/kernel/dma-iommu.c
+++ b/arch/powerpc/kernel/dma-iommu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2006 Benjamin Herrenschmidt, IBM Corporation
*
diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S
index 48da0f5d2f7f..1c80bd292e48 100644
--- a/arch/powerpc/kernel/exceptions-64s.S
+++ b/arch/powerpc/kernel/exceptions-64s.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This file contains the 64-bit "server" PowerPC variant
* of the low level exception handling including exception
@@ -734,7 +735,29 @@ EXC_REAL(program_check, 0x700, 0x100)
EXC_VIRT(program_check, 0x4700, 0x100, 0x700)
TRAMP_KVM(PACA_EXGEN, 0x700)
EXC_COMMON_BEGIN(program_check_common)
- EXCEPTION_PROLOG_COMMON(0x700, PACA_EXGEN)
+ /*
+ * It's possible to receive a TM Bad Thing type program check with
+ * userspace register values (in particular r1), but with SRR1 reporting
+ * that we came from the kernel. Normally that would confuse the bad
+ * stack logic, and we would report a bad kernel stack pointer. Instead
+ * we switch to the emergency stack if we're taking a TM Bad Thing from
+ * the kernel.
+ */
+ li r10,MSR_PR /* Build a mask of MSR_PR .. */
+ oris r10,r10,0x200000@h /* .. and SRR1_PROGTM */
+ and r10,r10,r12 /* Mask SRR1 with that. */
+ srdi r10,r10,8 /* Shift it so we can compare */
+ cmpldi r10,(0x200000 >> 8) /* .. with an immediate. */
+ bne 1f /* If != go to normal path. */
+
+ /* SRR1 had PR=0 and SRR1_PROGTM=1, so use the emergency stack */
+ andi. r10,r12,MSR_PR; /* Set CR0 correctly for label */
+ /* 3 in EXCEPTION_PROLOG_COMMON */
+ mr r10,r1 /* Save r1 */
+ ld r1,PACAEMERGSP(r13) /* Use emergency stack */
+ subi r1,r1,INT_FRAME_SIZE /* alloc stack frame */
+ b 3f /* Jump into the macro !! */
+1: EXCEPTION_PROLOG_COMMON(0x700, PACA_EXGEN)
bl save_nvgprs
RECONCILE_IRQ_STATE(r10, r11)
addi r3,r1,STACK_FRAME_OVERHEAD
diff --git a/arch/powerpc/kernel/fsl_booke_entry_mapping.S b/arch/powerpc/kernel/fsl_booke_entry_mapping.S
index 83dd0f6776b3..ea065282b303 100644
--- a/arch/powerpc/kernel/fsl_booke_entry_mapping.S
+++ b/arch/powerpc/kernel/fsl_booke_entry_mapping.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* 1. Find the index of the entry we're executing in */
bl invstr /* Find our address */
diff --git a/arch/powerpc/kernel/head_booke.h b/arch/powerpc/kernel/head_booke.h
index a620203f7de3..d0862a100d29 100644
--- a/arch/powerpc/kernel/head_booke.h
+++ b/arch/powerpc/kernel/head_booke.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __HEAD_BOOKE_H__
#define __HEAD_BOOKE_H__
diff --git a/arch/powerpc/kernel/iomap.c b/arch/powerpc/kernel/iomap.c
index a1854d1ded8b..aab456ed2a00 100644
--- a/arch/powerpc/kernel/iomap.c
+++ b/arch/powerpc/kernel/iomap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ppc64 "iomap" interface implementation.
*
diff --git a/arch/powerpc/kernel/kprobes.c b/arch/powerpc/kernel/kprobes.c
index 367494dc67d9..bebc3007a793 100644
--- a/arch/powerpc/kernel/kprobes.c
+++ b/arch/powerpc/kernel/kprobes.c
@@ -600,7 +600,12 @@ NOKPROBE_SYMBOL(kprobe_fault_handler);
unsigned long arch_deref_entry_point(void *entry)
{
- return ppc_global_function_entry(entry);
+#ifdef PPC64_ELF_ABI_v1
+ if (!kernel_text_address((unsigned long)entry))
+ return ppc_global_function_entry(entry);
+ else
+#endif
+ return (unsigned long)entry;
}
NOKPROBE_SYMBOL(arch_deref_entry_point);
diff --git a/arch/powerpc/kernel/legacy_serial.c b/arch/powerpc/kernel/legacy_serial.c
index 5e5a64a8b4e4..33b34a58fc62 100644
--- a/arch/powerpc/kernel/legacy_serial.c
+++ b/arch/powerpc/kernel/legacy_serial.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/serial.h>
#include <linux/serial_8250.h>
diff --git a/arch/powerpc/kernel/prom_parse.c b/arch/powerpc/kernel/prom_parse.c
index 6295e646f78c..9cb7f88df563 100644
--- a/arch/powerpc/kernel/prom_parse.c
+++ b/arch/powerpc/kernel/prom_parse.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#undef DEBUG
#include <linux/kernel.h>
diff --git a/arch/powerpc/kernel/rtas-proc.c b/arch/powerpc/kernel/rtas-proc.c
index df56dfc4b681..c8c5f3a550c2 100644
--- a/arch/powerpc/kernel/rtas-proc.c
+++ b/arch/powerpc/kernel/rtas-proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2000 Tilmann Bitterberg
* (tilmann@bitterberg.de)
diff --git a/arch/powerpc/kernel/rtas-rtc.c b/arch/powerpc/kernel/rtas-rtc.c
index c57c19358a26..49600985c7ef 100644
--- a/arch/powerpc/kernel/rtas-rtc.c
+++ b/arch/powerpc/kernel/rtas-rtc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/time.h>
#include <linux/timer.h>
diff --git a/arch/powerpc/kernel/signal_64.c b/arch/powerpc/kernel/signal_64.c
index c83c115858c1..b2c002993d78 100644
--- a/arch/powerpc/kernel/signal_64.c
+++ b/arch/powerpc/kernel/signal_64.c
@@ -452,9 +452,20 @@ static long restore_tm_sigcontexts(struct task_struct *tsk,
if (MSR_TM_RESV(msr))
return -EINVAL;
- /* pull in MSR TM from user context */
+ /* pull in MSR TS bits from user context */
regs->msr = (regs->msr & ~MSR_TS_MASK) | (msr & MSR_TS_MASK);
+ /*
+ * Ensure that TM is enabled in regs->msr before we leave the signal
+ * handler. It could be the case that (a) user disabled the TM bit
+ * through the manipulation of the MSR bits in uc_mcontext or (b) the
+ * TM bit was disabled because a sufficient number of context switches
+ * happened whilst in the signal handler and load_tm overflowed,
+ * disabling the TM bit. In either case we can end up with an illegal
+ * TM state leading to a TM Bad Thing when we return to userspace.
+ */
+ regs->msr |= MSR_TM;
+
/* pull in MSR LE from user context */
regs->msr = (regs->msr & ~MSR_LE) | (msr & MSR_LE);
diff --git a/arch/powerpc/kernel/smp-tbsync.c b/arch/powerpc/kernel/smp-tbsync.c
index 7a37ecd3afa3..21c39355b25e 100644
--- a/arch/powerpc/kernel/smp-tbsync.c
+++ b/arch/powerpc/kernel/smp-tbsync.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Smp timebase synchronization for ppc.
*
diff --git a/arch/powerpc/kernel/swsusp_32.S b/arch/powerpc/kernel/swsusp_32.S
index ba4dee3d233f..34b73a262709 100644
--- a/arch/powerpc/kernel/swsusp_32.S
+++ b/arch/powerpc/kernel/swsusp_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/threads.h>
#include <asm/processor.h>
#include <asm/page.h>
diff --git a/arch/powerpc/kernel/swsusp_booke.S b/arch/powerpc/kernel/swsusp_booke.S
index 553c1405ee05..88cfdbd530f1 100644
--- a/arch/powerpc/kernel/swsusp_booke.S
+++ b/arch/powerpc/kernel/swsusp_booke.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Based on swsusp_32.S, modified for FSL BookE by
* Anton Vorontsov <avorontsov@ru.mvista.com>
diff --git a/arch/powerpc/kernel/tau_6xx.c b/arch/powerpc/kernel/tau_6xx.c
index a753b72efbc0..a3374e8a258c 100644
--- a/arch/powerpc/kernel/tau_6xx.c
+++ b/arch/powerpc/kernel/tau_6xx.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* temp.c Thermal management for cpu's with Thermal Assist Units
*
diff --git a/arch/powerpc/kernel/tm.S b/arch/powerpc/kernel/tm.S
index c4ba37822ba0..1da12f521cb7 100644
--- a/arch/powerpc/kernel/tm.S
+++ b/arch/powerpc/kernel/tm.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Transactional memory support routines to reclaim and recheckpoint
* transactional process state.
diff --git a/arch/powerpc/kernel/trace/Makefile b/arch/powerpc/kernel/trace/Makefile
index 729dffc5f7bc..d22d8bafb643 100644
--- a/arch/powerpc/kernel/trace/Makefile
+++ b/arch/powerpc/kernel/trace/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the powerpc trace subsystem
#
diff --git a/arch/powerpc/kernel/trace/ftrace.c b/arch/powerpc/kernel/trace/ftrace.c
index 32509de6ce4c..4741fe112f05 100644
--- a/arch/powerpc/kernel/trace/ftrace.c
+++ b/arch/powerpc/kernel/trace/ftrace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Code for replacing ftrace calls with jumps.
*
diff --git a/arch/powerpc/kernel/trace/ftrace_64_mprofile.S b/arch/powerpc/kernel/trace/ftrace_64_mprofile.S
index c98e90b4ea7b..b4e2b7165f79 100644
--- a/arch/powerpc/kernel/trace/ftrace_64_mprofile.S
+++ b/arch/powerpc/kernel/trace/ftrace_64_mprofile.S
@@ -181,34 +181,25 @@ _GLOBAL(ftrace_stub)
* - we have no stack frame and can not allocate one
* - LR points back to the original caller (in A)
* - CTR holds the new NIP in C
- * - r0 & r12 are free
- *
- * r0 can't be used as the base register for a DS-form load or store, so
- * we temporarily shuffle r1 (stack pointer) into r0 and then put it back.
+ * - r0, r11 & r12 are free
*/
livepatch_handler:
CURRENT_THREAD_INFO(r12, r1)
- /* Save stack pointer into r0 */
- mr r0, r1
-
/* Allocate 3 x 8 bytes */
- ld r1, TI_livepatch_sp(r12)
- addi r1, r1, 24
- std r1, TI_livepatch_sp(r12)
+ ld r11, TI_livepatch_sp(r12)
+ addi r11, r11, 24
+ std r11, TI_livepatch_sp(r12)
/* Save toc & real LR on livepatch stack */
- std r2, -24(r1)
+ std r2, -24(r11)
mflr r12
- std r12, -16(r1)
+ std r12, -16(r11)
/* Store stack end marker */
lis r12, STACK_END_MAGIC@h
ori r12, r12, STACK_END_MAGIC@l
- std r12, -8(r1)
-
- /* Restore real stack pointer */
- mr r1, r0
+ std r12, -8(r11)
/* Put ctr in r12 for global entry and branch there */
mfctr r12
@@ -216,36 +207,30 @@ livepatch_handler:
/*
* Now we are returning from the patched function to the original
- * caller A. We are free to use r0 and r12, and we can use r2 until we
+ * caller A. We are free to use r11, r12 and we can use r2 until we
* restore it.
*/
CURRENT_THREAD_INFO(r12, r1)
- /* Save stack pointer into r0 */
- mr r0, r1
-
- ld r1, TI_livepatch_sp(r12)
+ ld r11, TI_livepatch_sp(r12)
/* Check stack marker hasn't been trashed */
lis r2, STACK_END_MAGIC@h
ori r2, r2, STACK_END_MAGIC@l
- ld r12, -8(r1)
+ ld r12, -8(r11)
1: tdne r12, r2
EMIT_BUG_ENTRY 1b, __FILE__, __LINE__ - 1, 0
/* Restore LR & toc from livepatch stack */
- ld r12, -16(r1)
+ ld r12, -16(r11)
mtlr r12
- ld r2, -24(r1)
+ ld r2, -24(r11)
/* Pop livepatch stack frame */
- CURRENT_THREAD_INFO(r12, r0)
- subi r1, r1, 24
- std r1, TI_livepatch_sp(r12)
-
- /* Restore real stack pointer */
- mr r1, r0
+ CURRENT_THREAD_INFO(r12, r1)
+ subi r11, r11, 24
+ std r11, TI_livepatch_sp(r12)
/* Return to original caller of live patched function */
blr
diff --git a/arch/powerpc/kernel/vdso32/Makefile b/arch/powerpc/kernel/vdso32/Makefile
index 78a7449bf489..b8c434d1d459 100644
--- a/arch/powerpc/kernel/vdso32/Makefile
+++ b/arch/powerpc/kernel/vdso32/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# List of files in the vdso, has to be asm only for now
diff --git a/arch/powerpc/kernel/vdso32/vdso32.lds.S b/arch/powerpc/kernel/vdso32/vdso32.lds.S
index e58ee10fa5c0..099a6db14e67 100644
--- a/arch/powerpc/kernel/vdso32/vdso32.lds.S
+++ b/arch/powerpc/kernel/vdso32/vdso32.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This is the infamous ld script for the 32 bits vdso
* library
diff --git a/arch/powerpc/kernel/vdso32/vdso32_wrapper.S b/arch/powerpc/kernel/vdso32/vdso32_wrapper.S
index 6ac107ac402a..3f5ef035b0a9 100644
--- a/arch/powerpc/kernel/vdso32/vdso32_wrapper.S
+++ b/arch/powerpc/kernel/vdso32/vdso32_wrapper.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/page.h>
diff --git a/arch/powerpc/kernel/vdso64/Makefile b/arch/powerpc/kernel/vdso64/Makefile
index 31107bf5a61f..69cecb346269 100644
--- a/arch/powerpc/kernel/vdso64/Makefile
+++ b/arch/powerpc/kernel/vdso64/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# List of files in the vdso, has to be asm only for now
obj-vdso64 = sigtramp.o gettimeofday.o datapage.o cacheflush.o note.o getcpu.o
diff --git a/arch/powerpc/kernel/vdso64/vdso64.lds.S b/arch/powerpc/kernel/vdso64/vdso64.lds.S
index 64fb183a47c2..256fb9720298 100644
--- a/arch/powerpc/kernel/vdso64/vdso64.lds.S
+++ b/arch/powerpc/kernel/vdso64/vdso64.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This is the infamous ld script for the 64 bits vdso
* library
diff --git a/arch/powerpc/kernel/vdso64/vdso64_wrapper.S b/arch/powerpc/kernel/vdso64/vdso64_wrapper.S
index df60fca6a13d..1d56d81fe3b3 100644
--- a/arch/powerpc/kernel/vdso64/vdso64_wrapper.S
+++ b/arch/powerpc/kernel/vdso64/vdso64_wrapper.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/page.h>
diff --git a/arch/powerpc/kernel/vecemu.c b/arch/powerpc/kernel/vecemu.c
index 2d8f6d8ccafc..8812085883fd 100644
--- a/arch/powerpc/kernel/vecemu.c
+++ b/arch/powerpc/kernel/vecemu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Routines to emulate some Altivec/VMX instructions, specifically
* those that can trap when given denormalized operands in Java mode.
diff --git a/arch/powerpc/kernel/vector.S b/arch/powerpc/kernel/vector.S
index 0c123f3406cd..f314fd475491 100644
--- a/arch/powerpc/kernel/vector.S
+++ b/arch/powerpc/kernel/vector.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/processor.h>
#include <asm/ppc_asm.h>
#include <asm/reg.h>
diff --git a/arch/powerpc/kernel/vmlinux.lds.S b/arch/powerpc/kernel/vmlinux.lds.S
index 882628fa6987..0494e1566ee2 100644
--- a/arch/powerpc/kernel/vmlinux.lds.S
+++ b/arch/powerpc/kernel/vmlinux.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef CONFIG_PPC64
#define PROVIDE32(x) PROVIDE(__unused__##x)
#else
diff --git a/arch/powerpc/kernel/watchdog.c b/arch/powerpc/kernel/watchdog.c
index c702a8981452..57190f384f63 100644
--- a/arch/powerpc/kernel/watchdog.c
+++ b/arch/powerpc/kernel/watchdog.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Watchdog support on powerpc systems.
*
diff --git a/arch/powerpc/kvm/Kconfig b/arch/powerpc/kvm/Kconfig
index 0c52cb5d43f5..b12b8eb39c29 100644
--- a/arch/powerpc/kvm/Kconfig
+++ b/arch/powerpc/kvm/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# KVM configuration
#
diff --git a/arch/powerpc/kvm/Makefile b/arch/powerpc/kvm/Makefile
index 381a6ec0ff3b..85ba80de7133 100644
--- a/arch/powerpc/kvm/Makefile
+++ b/arch/powerpc/kvm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for Kernel-based Virtual Machine module
#
diff --git a/arch/powerpc/kvm/book3s_64_vio.c b/arch/powerpc/kvm/book3s_64_vio.c
index 8f2da8bba737..4dffa611376d 100644
--- a/arch/powerpc/kvm/book3s_64_vio.c
+++ b/arch/powerpc/kvm/book3s_64_vio.c
@@ -478,28 +478,30 @@ long kvmppc_h_put_tce(struct kvm_vcpu *vcpu, unsigned long liobn,
return ret;
dir = iommu_tce_direction(tce);
+
+ idx = srcu_read_lock(&vcpu->kvm->srcu);
+
if ((dir != DMA_NONE) && kvmppc_gpa_to_ua(vcpu->kvm,
- tce & ~(TCE_PCI_READ | TCE_PCI_WRITE), &ua, NULL))
- return H_PARAMETER;
+ tce & ~(TCE_PCI_READ | TCE_PCI_WRITE), &ua, NULL)) {
+ ret = H_PARAMETER;
+ goto unlock_exit;
+ }
entry = ioba >> stt->page_shift;
list_for_each_entry_lockless(stit, &stt->iommu_tables, next) {
- if (dir == DMA_NONE) {
+ if (dir == DMA_NONE)
ret = kvmppc_tce_iommu_unmap(vcpu->kvm,
stit->tbl, entry);
- } else {
- idx = srcu_read_lock(&vcpu->kvm->srcu);
+ else
ret = kvmppc_tce_iommu_map(vcpu->kvm, stit->tbl,
entry, ua, dir);
- srcu_read_unlock(&vcpu->kvm->srcu, idx);
- }
if (ret == H_SUCCESS)
continue;
if (ret == H_TOO_HARD)
- return ret;
+ goto unlock_exit;
WARN_ON_ONCE(1);
kvmppc_clear_tce(stit->tbl, entry);
@@ -507,7 +509,10 @@ long kvmppc_h_put_tce(struct kvm_vcpu *vcpu, unsigned long liobn,
kvmppc_tce_put(stt, entry, tce);
- return H_SUCCESS;
+unlock_exit:
+ srcu_read_unlock(&vcpu->kvm->srcu, idx);
+
+ return ret;
}
EXPORT_SYMBOL_GPL(kvmppc_h_put_tce);
diff --git a/arch/powerpc/kvm/book3s_hv_rm_xive.c b/arch/powerpc/kvm/book3s_hv_rm_xive.c
index 5b81a807d742..174d75e476fa 100644
--- a/arch/powerpc/kvm/book3s_hv_rm_xive.c
+++ b/arch/powerpc/kvm/book3s_hv_rm_xive.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/kvm_host.h>
#include <linux/err.h>
diff --git a/arch/powerpc/kvm/book3s_hv_rmhandlers.S b/arch/powerpc/kvm/book3s_hv_rmhandlers.S
index ec69fa45d5a2..42639fba89e8 100644
--- a/arch/powerpc/kvm/book3s_hv_rmhandlers.S
+++ b/arch/powerpc/kvm/book3s_hv_rmhandlers.S
@@ -989,13 +989,14 @@ ALT_FTR_SECTION_END_IFCLR(CPU_FTR_ARCH_300)
beq no_xive
ld r11, VCPU_XIVE_SAVED_STATE(r4)
li r9, TM_QW1_OS
- stdcix r11,r9,r10
eieio
+ stdcix r11,r9,r10
lwz r11, VCPU_XIVE_CAM_WORD(r4)
li r9, TM_QW1_OS + TM_WORD2
stwcix r11,r9,r10
li r9, 1
stw r9, VCPU_XIVE_PUSHED(r4)
+ eieio
no_xive:
#endif /* CONFIG_KVM_XICS */
@@ -1310,6 +1311,7 @@ END_FTR_SECTION_IFSET(CPU_FTR_HAS_PPR)
bne 3f
BEGIN_FTR_SECTION
PPC_MSGSYNC
+ lwsync
END_FTR_SECTION_IFSET(CPU_FTR_ARCH_300)
lbz r0, HSTATE_HOST_IPI(r13)
cmpwi r0, 0
@@ -1400,8 +1402,8 @@ guest_exit_cont: /* r9 = vcpu, r12 = trap, r13 = paca */
cmpldi cr0, r10, 0
beq 1f
/* First load to pull the context, we ignore the value */
- lwzx r11, r7, r10
eieio
+ lwzx r11, r7, r10
/* Second load to recover the context state (Words 0 and 1) */
ldx r11, r6, r10
b 3f
@@ -1409,8 +1411,8 @@ guest_exit_cont: /* r9 = vcpu, r12 = trap, r13 = paca */
cmpldi cr0, r10, 0
beq 1f
/* First load to pull the context, we ignore the value */
- lwzcix r11, r7, r10
eieio
+ lwzcix r11, r7, r10
/* Second load to recover the context state (Words 0 and 1) */
ldcix r11, r6, r10
3: std r11, VCPU_XIVE_SAVED_STATE(r9)
@@ -1420,6 +1422,7 @@ guest_exit_cont: /* r9 = vcpu, r12 = trap, r13 = paca */
stw r10, VCPU_XIVE_PUSHED(r9)
stb r10, (VCPU_XIVE_SAVED_STATE+3)(r9)
stb r0, (VCPU_XIVE_SAVED_STATE+4)(r9)
+ eieio
1:
#endif /* CONFIG_KVM_XICS */
/* Save more register state */
@@ -2788,6 +2791,10 @@ END_FTR_SECTION_IFSET(CPU_FTR_ARCH_207S)
PPC_MSGCLR(6)
/* see if it's a host IPI */
li r3, 1
+BEGIN_FTR_SECTION
+ PPC_MSGSYNC
+ lwsync
+END_FTR_SECTION_IFSET(CPU_FTR_ARCH_300)
lbz r0, HSTATE_HOST_IPI(r13)
cmpwi r0, 0
bnelr
diff --git a/arch/powerpc/kvm/irq.h b/arch/powerpc/kvm/irq.h
index 3f1be85a83bc..e6463f866abc 100644
--- a/arch/powerpc/kvm/irq.h
+++ b/arch/powerpc/kvm/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __IRQ_H
#define __IRQ_H
diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c
index 3480faaf1ef8..ee279c7f4802 100644
--- a/arch/powerpc/kvm/powerpc.c
+++ b/arch/powerpc/kvm/powerpc.c
@@ -644,8 +644,7 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext)
break;
#endif
case KVM_CAP_PPC_HTM:
- r = cpu_has_feature(CPU_FTR_TM_COMP) &&
- is_kvmppc_hv_enabled(kvm);
+ r = cpu_has_feature(CPU_FTR_TM_COMP) && hv_enabled;
break;
default:
r = 0;
diff --git a/arch/powerpc/kvm/trace.h b/arch/powerpc/kvm/trace.h
index 2e0e67ef3544..491b0f715d6b 100644
--- a/arch/powerpc/kvm/trace.h
+++ b/arch/powerpc/kvm/trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#if !defined(_TRACE_KVM_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_KVM_H
diff --git a/arch/powerpc/kvm/trace_book3s.h b/arch/powerpc/kvm/trace_book3s.h
index f647ce0f428b..f3b23759e017 100644
--- a/arch/powerpc/kvm/trace_book3s.h
+++ b/arch/powerpc/kvm/trace_book3s.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#if !defined(_TRACE_KVM_BOOK3S_H)
#define _TRACE_KVM_BOOK3S_H
diff --git a/arch/powerpc/kvm/trace_booke.h b/arch/powerpc/kvm/trace_booke.h
index 7ec534d1db9f..ac640e81fdc5 100644
--- a/arch/powerpc/kvm/trace_booke.h
+++ b/arch/powerpc/kvm/trace_booke.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#if !defined(_TRACE_KVM_BOOKE_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_KVM_BOOKE_H
diff --git a/arch/powerpc/kvm/trace_hv.h b/arch/powerpc/kvm/trace_hv.h
index ebc6dd449556..bcfe8a987f6a 100644
--- a/arch/powerpc/kvm/trace_hv.h
+++ b/arch/powerpc/kvm/trace_hv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#if !defined(_TRACE_KVM_HV_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_KVM_HV_H
diff --git a/arch/powerpc/kvm/trace_pr.h b/arch/powerpc/kvm/trace_pr.h
index d44f324184fb..85785a370c0e 100644
--- a/arch/powerpc/kvm/trace_pr.h
+++ b/arch/powerpc/kvm/trace_pr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#if !defined(_TRACE_KVM_PR_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_KVM_PR_H
diff --git a/arch/powerpc/lib/Makefile b/arch/powerpc/lib/Makefile
index 50d5bf954cff..c66c3626a216 100644
--- a/arch/powerpc/lib/Makefile
+++ b/arch/powerpc/lib/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for ppc-specific library files..
#
diff --git a/arch/powerpc/lib/alloc.c b/arch/powerpc/lib/alloc.c
index a58abe4afbd1..06796dec01ea 100644
--- a/arch/powerpc/lib/alloc.c
+++ b/arch/powerpc/lib/alloc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/init.h>
#include <linux/slab.h>
diff --git a/arch/powerpc/lib/sstep.c b/arch/powerpc/lib/sstep.c
index 5e8418c28bd8..f208f560aecd 100644
--- a/arch/powerpc/lib/sstep.c
+++ b/arch/powerpc/lib/sstep.c
@@ -1684,11 +1684,13 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs,
* Logical instructions
*/
case 26: /* cntlzw */
- op->val = __builtin_clz((unsigned int) regs->gpr[rd]);
+ val = (unsigned int) regs->gpr[rd];
+ op->val = ( val ? __builtin_clz(val) : 32 );
goto logical_done;
#ifdef __powerpc64__
case 58: /* cntlzd */
- op->val = __builtin_clzl(regs->gpr[rd]);
+ val = regs->gpr[rd];
+ op->val = ( val ? __builtin_clzl(val) : 64 );
goto logical_done;
#endif
case 28: /* and */
diff --git a/arch/powerpc/lib/xor_vmx.h b/arch/powerpc/lib/xor_vmx.h
index 4746708451ae..5c2b0839b179 100644
--- a/arch/powerpc/lib/xor_vmx.h
+++ b/arch/powerpc/lib/xor_vmx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Simple interface to link xor_vmx.c and xor_vmx_glue.c
*
diff --git a/arch/powerpc/math-emu/Makefile b/arch/powerpc/math-emu/Makefile
index 1b46ab4f6417..494df26c5988 100644
--- a/arch/powerpc/math-emu/Makefile
+++ b/arch/powerpc/math-emu/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
math-emu-common-objs = math.o fre.o fsqrt.o fsqrts.o frsqrtes.o mtfsf.o mtfsfi.o
obj-$(CONFIG_MATH_EMULATION_HW_UNIMPLEMENTED) += $(math-emu-common-objs)
obj-$(CONFIG_MATH_EMULATION_FULL) += $(math-emu-common-objs) fabs.o fadd.o \
diff --git a/arch/powerpc/math-emu/fabs.c b/arch/powerpc/math-emu/fabs.c
index a5e7ad1384ee..3b62fd70b77e 100644
--- a/arch/powerpc/math-emu/fabs.c
+++ b/arch/powerpc/math-emu/fabs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/fadd.c b/arch/powerpc/math-emu/fadd.c
index 29de37e0e0da..727e49ad55d1 100644
--- a/arch/powerpc/math-emu/fadd.c
+++ b/arch/powerpc/math-emu/fadd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/fadds.c b/arch/powerpc/math-emu/fadds.c
index 7093c5b58002..45254be05662 100644
--- a/arch/powerpc/math-emu/fadds.c
+++ b/arch/powerpc/math-emu/fadds.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/fcmpo.c b/arch/powerpc/math-emu/fcmpo.c
index 5d644467221c..f437d0896c59 100644
--- a/arch/powerpc/math-emu/fcmpo.c
+++ b/arch/powerpc/math-emu/fcmpo.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/fcmpu.c b/arch/powerpc/math-emu/fcmpu.c
index 0f9bf4864832..65631fa5dc39 100644
--- a/arch/powerpc/math-emu/fcmpu.c
+++ b/arch/powerpc/math-emu/fcmpu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/fctiw.c b/arch/powerpc/math-emu/fctiw.c
index 716d6da7f204..ebb0f11e735e 100644
--- a/arch/powerpc/math-emu/fctiw.c
+++ b/arch/powerpc/math-emu/fctiw.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/fctiwz.c b/arch/powerpc/math-emu/fctiwz.c
index 7212fa7cfd36..426271c4f004 100644
--- a/arch/powerpc/math-emu/fctiwz.c
+++ b/arch/powerpc/math-emu/fctiwz.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/fdiv.c b/arch/powerpc/math-emu/fdiv.c
index e1e452069e49..6e64ece2d395 100644
--- a/arch/powerpc/math-emu/fdiv.c
+++ b/arch/powerpc/math-emu/fdiv.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/fdivs.c b/arch/powerpc/math-emu/fdivs.c
index 5511e2d1c3ad..f9f7adf46262 100644
--- a/arch/powerpc/math-emu/fdivs.c
+++ b/arch/powerpc/math-emu/fdivs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/fmadd.c b/arch/powerpc/math-emu/fmadd.c
index 2b6fae0bc8c2..e8458aed5edb 100644
--- a/arch/powerpc/math-emu/fmadd.c
+++ b/arch/powerpc/math-emu/fmadd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/fmadds.c b/arch/powerpc/math-emu/fmadds.c
index aff35f24a236..a6d3f9842f19 100644
--- a/arch/powerpc/math-emu/fmadds.c
+++ b/arch/powerpc/math-emu/fmadds.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/fmr.c b/arch/powerpc/math-emu/fmr.c
index f6347911f6a3..48c64374286e 100644
--- a/arch/powerpc/math-emu/fmr.c
+++ b/arch/powerpc/math-emu/fmr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/fmsub.c b/arch/powerpc/math-emu/fmsub.c
index 1fb26cebe04e..605cda49e7b2 100644
--- a/arch/powerpc/math-emu/fmsub.c
+++ b/arch/powerpc/math-emu/fmsub.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/fmsubs.c b/arch/powerpc/math-emu/fmsubs.c
index f73965453e05..f26ec0acf0a5 100644
--- a/arch/powerpc/math-emu/fmsubs.c
+++ b/arch/powerpc/math-emu/fmsubs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/fmul.c b/arch/powerpc/math-emu/fmul.c
index ffd31b549290..d114f7acdbb1 100644
--- a/arch/powerpc/math-emu/fmul.c
+++ b/arch/powerpc/math-emu/fmul.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/fmuls.c b/arch/powerpc/math-emu/fmuls.c
index 21aee431ca9d..aaeba0acb47f 100644
--- a/arch/powerpc/math-emu/fmuls.c
+++ b/arch/powerpc/math-emu/fmuls.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/fnabs.c b/arch/powerpc/math-emu/fnabs.c
index af877a53d264..6c439e6c2c58 100644
--- a/arch/powerpc/math-emu/fnabs.c
+++ b/arch/powerpc/math-emu/fnabs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/fneg.c b/arch/powerpc/math-emu/fneg.c
index 8417d174758c..791e724f712f 100644
--- a/arch/powerpc/math-emu/fneg.c
+++ b/arch/powerpc/math-emu/fneg.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/fnmadd.c b/arch/powerpc/math-emu/fnmadd.c
index 6316ef0e0874..02a7099b26af 100644
--- a/arch/powerpc/math-emu/fnmadd.c
+++ b/arch/powerpc/math-emu/fnmadd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/fnmadds.c b/arch/powerpc/math-emu/fnmadds.c
index 9ffe037df2b9..ce42a7a44d2e 100644
--- a/arch/powerpc/math-emu/fnmadds.c
+++ b/arch/powerpc/math-emu/fnmadds.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/fnmsub.c b/arch/powerpc/math-emu/fnmsub.c
index f97a9cfb54ea..eade699c51d5 100644
--- a/arch/powerpc/math-emu/fnmsub.c
+++ b/arch/powerpc/math-emu/fnmsub.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/fnmsubs.c b/arch/powerpc/math-emu/fnmsubs.c
index 7fa1217bd930..4e1f6c2b7c40 100644
--- a/arch/powerpc/math-emu/fnmsubs.c
+++ b/arch/powerpc/math-emu/fnmsubs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/fre.c b/arch/powerpc/math-emu/fre.c
index b621a790aa67..584b16f53304 100644
--- a/arch/powerpc/math-emu/fre.c
+++ b/arch/powerpc/math-emu/fre.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/fres.c b/arch/powerpc/math-emu/fres.c
index 211c30d0145f..f7d5654ce7d6 100644
--- a/arch/powerpc/math-emu/fres.c
+++ b/arch/powerpc/math-emu/fres.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/frsp.c b/arch/powerpc/math-emu/frsp.c
index 3e3bc73e27ae..cb33e3d9bbb2 100644
--- a/arch/powerpc/math-emu/frsp.c
+++ b/arch/powerpc/math-emu/frsp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/frsqrte.c b/arch/powerpc/math-emu/frsqrte.c
index 7c2ce43750dc..72955b27c3ca 100644
--- a/arch/powerpc/math-emu/frsqrte.c
+++ b/arch/powerpc/math-emu/frsqrte.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/frsqrtes.c b/arch/powerpc/math-emu/frsqrtes.c
index 269951a8c650..a036f7b7140c 100644
--- a/arch/powerpc/math-emu/frsqrtes.c
+++ b/arch/powerpc/math-emu/frsqrtes.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/fsel.c b/arch/powerpc/math-emu/fsel.c
index 32b62c6c7f48..b0d15e15a5d3 100644
--- a/arch/powerpc/math-emu/fsel.c
+++ b/arch/powerpc/math-emu/fsel.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/fsqrt.c b/arch/powerpc/math-emu/fsqrt.c
index 0e2a34b616dc..05438590388e 100644
--- a/arch/powerpc/math-emu/fsqrt.c
+++ b/arch/powerpc/math-emu/fsqrt.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/fsqrts.c b/arch/powerpc/math-emu/fsqrts.c
index 420cf19b5fd4..1624f97c69cc 100644
--- a/arch/powerpc/math-emu/fsqrts.c
+++ b/arch/powerpc/math-emu/fsqrts.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/fsub.c b/arch/powerpc/math-emu/fsub.c
index feedd705cf62..47a8f847b422 100644
--- a/arch/powerpc/math-emu/fsub.c
+++ b/arch/powerpc/math-emu/fsub.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/fsubs.c b/arch/powerpc/math-emu/fsubs.c
index 74190514063e..fa1b3b18c379 100644
--- a/arch/powerpc/math-emu/fsubs.c
+++ b/arch/powerpc/math-emu/fsubs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/lfd.c b/arch/powerpc/math-emu/lfd.c
index d998a50740a0..3a6b03d999ab 100644
--- a/arch/powerpc/math-emu/lfd.c
+++ b/arch/powerpc/math-emu/lfd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/lfs.c b/arch/powerpc/math-emu/lfs.c
index 1ee10b83d7e3..7fd3d0854cd8 100644
--- a/arch/powerpc/math-emu/lfs.c
+++ b/arch/powerpc/math-emu/lfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/math.c b/arch/powerpc/math-emu/math.c
index 76ee2e5dba65..30b4b69c6941 100644
--- a/arch/powerpc/math-emu/math.c
+++ b/arch/powerpc/math-emu/math.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1999 Eddie C. Dost (ecd@atecom.com)
*/
diff --git a/arch/powerpc/math-emu/mcrfs.c b/arch/powerpc/math-emu/mcrfs.c
index 8e8e72397ebc..9c4fdaace475 100644
--- a/arch/powerpc/math-emu/mcrfs.c
+++ b/arch/powerpc/math-emu/mcrfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/mffs.c b/arch/powerpc/math-emu/mffs.c
index e00fdc22a0bc..d42f1278e958 100644
--- a/arch/powerpc/math-emu/mffs.c
+++ b/arch/powerpc/math-emu/mffs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/mtfsb0.c b/arch/powerpc/math-emu/mtfsb0.c
index 5ed3e7d5063e..5753170b5dfd 100644
--- a/arch/powerpc/math-emu/mtfsb0.c
+++ b/arch/powerpc/math-emu/mtfsb0.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/mtfsb1.c b/arch/powerpc/math-emu/mtfsb1.c
index 602aa16eda81..8162c3bfd149 100644
--- a/arch/powerpc/math-emu/mtfsb1.c
+++ b/arch/powerpc/math-emu/mtfsb1.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/mtfsf.c b/arch/powerpc/math-emu/mtfsf.c
index b0d5593ad357..7ae990f6b58b 100644
--- a/arch/powerpc/math-emu/mtfsf.c
+++ b/arch/powerpc/math-emu/mtfsf.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/mtfsfi.c b/arch/powerpc/math-emu/mtfsfi.c
index 5df30541a784..45f1edbda357 100644
--- a/arch/powerpc/math-emu/mtfsfi.c
+++ b/arch/powerpc/math-emu/mtfsfi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/stfd.c b/arch/powerpc/math-emu/stfd.c
index 6baeaec134a2..463d2f0832d9 100644
--- a/arch/powerpc/math-emu/stfd.c
+++ b/arch/powerpc/math-emu/stfd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/stfiwx.c b/arch/powerpc/math-emu/stfiwx.c
index 9da7c5d1a872..24ae9622fed6 100644
--- a/arch/powerpc/math-emu/stfiwx.c
+++ b/arch/powerpc/math-emu/stfiwx.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/stfs.c b/arch/powerpc/math-emu/stfs.c
index 62bd25264fb5..ddf9bbdb5b55 100644
--- a/arch/powerpc/math-emu/stfs.c
+++ b/arch/powerpc/math-emu/stfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
diff --git a/arch/powerpc/math-emu/udivmodti4.c b/arch/powerpc/math-emu/udivmodti4.c
index 6172044ab003..1e52633dcbb7 100644
--- a/arch/powerpc/math-emu/udivmodti4.c
+++ b/arch/powerpc/math-emu/udivmodti4.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* This has so very few changes over libgcc2's __udivmoddi4 it isn't funny. */
#include <math-emu/soft-fp.h>
diff --git a/arch/powerpc/mm/Makefile b/arch/powerpc/mm/Makefile
index fb844d2f266e..a0c327d544d1 100644
--- a/arch/powerpc/mm/Makefile
+++ b/arch/powerpc/mm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux ppc-specific parts of the memory manager.
#
diff --git a/arch/powerpc/mm/highmem.c b/arch/powerpc/mm/highmem.c
index e292c8a60952..668e87d03f9e 100644
--- a/arch/powerpc/mm/highmem.c
+++ b/arch/powerpc/mm/highmem.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* highmem.c: virtual kernel memory mappings for high memory
*
diff --git a/arch/powerpc/mm/hugetlbpage-book3e.c b/arch/powerpc/mm/hugetlbpage-book3e.c
index bfe4e8526b2d..f84ec46cdb26 100644
--- a/arch/powerpc/mm/hugetlbpage-book3e.c
+++ b/arch/powerpc/mm/hugetlbpage-book3e.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* PPC Huge TLB Page Support for Book3E MMU
*
diff --git a/arch/powerpc/mm/hugetlbpage-hash64.c b/arch/powerpc/mm/hugetlbpage-hash64.c
index a84bb44497f9..0c2a91df3210 100644
--- a/arch/powerpc/mm/hugetlbpage-hash64.c
+++ b/arch/powerpc/mm/hugetlbpage-hash64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* PPC64 Huge TLB Page Support for hash based MMUs (POWER4 and later)
*
diff --git a/arch/powerpc/mm/hugetlbpage-radix.c b/arch/powerpc/mm/hugetlbpage-radix.c
index a12e86395025..558e9d3891bf 100644
--- a/arch/powerpc/mm/hugetlbpage-radix.c
+++ b/arch/powerpc/mm/hugetlbpage-radix.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/mm.h>
#include <linux/hugetlb.h>
#include <asm/pgtable.h>
diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c
index b95c584ce19d..a51df9ef529d 100644
--- a/arch/powerpc/mm/numa.c
+++ b/arch/powerpc/mm/numa.c
@@ -1438,7 +1438,6 @@ out:
int arch_update_cpu_topology(void)
{
- lockdep_assert_cpus_held();
return numa_update_cpu_topology(true);
}
diff --git a/arch/powerpc/mm/tlb-radix.c b/arch/powerpc/mm/tlb-radix.c
index b3e849c4886e..d304028641a2 100644
--- a/arch/powerpc/mm/tlb-radix.c
+++ b/arch/powerpc/mm/tlb-radix.c
@@ -360,12 +360,14 @@ void radix__flush_tlb_collapsed_pmd(struct mm_struct *mm, unsigned long addr)
pid = mm ? mm->context.id : 0;
+ preempt_disable();
if (unlikely(pid == MMU_NO_CONTEXT))
goto no_context;
/* 4k page size, just blow the world */
if (PAGE_SIZE == 0x1000) {
radix__flush_all_mm(mm);
+ preempt_enable();
return;
}
diff --git a/arch/powerpc/mm/vphn.c b/arch/powerpc/mm/vphn.c
index 5f8ef50e5c66..f83044faac23 100644
--- a/arch/powerpc/mm/vphn.c
+++ b/arch/powerpc/mm/vphn.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <asm/byteorder.h>
#include "vphn.h"
diff --git a/arch/powerpc/mm/vphn.h b/arch/powerpc/mm/vphn.h
index fe8b7805b78f..f9ffdb3942fc 100644
--- a/arch/powerpc/mm/vphn.h
+++ b/arch/powerpc/mm/vphn.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ARCH_POWERPC_MM_VPHN_H_
#define _ARCH_POWERPC_MM_VPHN_H_
diff --git a/arch/powerpc/net/Makefile b/arch/powerpc/net/Makefile
index c1ff16a6eb51..02d369ca6a53 100644
--- a/arch/powerpc/net/Makefile
+++ b/arch/powerpc/net/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Arch-specific network modules
#
diff --git a/arch/powerpc/oprofile/Makefile b/arch/powerpc/oprofile/Makefile
index cedbbeced632..7a7834c39f64 100644
--- a/arch/powerpc/oprofile/Makefile
+++ b/arch/powerpc/oprofile/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
subdir-ccflags-$(CONFIG_PPC_WERROR) := -Werror
ccflags-$(CONFIG_PPC64) := $(NO_MINIMAL_TOC)
diff --git a/arch/powerpc/perf/Makefile b/arch/powerpc/perf/Makefile
index 3f3a5ce66495..225c9c86d7c0 100644
--- a/arch/powerpc/perf/Makefile
+++ b/arch/powerpc/perf/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
subdir-ccflags-$(CONFIG_PPC_WERROR) := -Werror
obj-$(CONFIG_PERF_EVENTS) += callchain.o perf_regs.o
diff --git a/arch/powerpc/perf/hv-24x7-catalog.h b/arch/powerpc/perf/hv-24x7-catalog.h
index 69e2e1faf902..5fab5a397da9 100644
--- a/arch/powerpc/perf/hv-24x7-catalog.h
+++ b/arch/powerpc/perf/hv-24x7-catalog.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_POWERPC_PERF_HV_24X7_CATALOG_H_
#define LINUX_POWERPC_PERF_HV_24X7_CATALOG_H_
diff --git a/arch/powerpc/perf/hv-24x7-domains.h b/arch/powerpc/perf/hv-24x7-domains.h
index 49c1efd50045..6f91f62e0aa6 100644
--- a/arch/powerpc/perf/hv-24x7-domains.h
+++ b/arch/powerpc/perf/hv-24x7-domains.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* DOMAIN(name, num, index_kind, is_physical)
diff --git a/arch/powerpc/perf/hv-24x7.h b/arch/powerpc/perf/hv-24x7.h
index 5092c4a222a6..ae4ae4813e16 100644
--- a/arch/powerpc/perf/hv-24x7.h
+++ b/arch/powerpc/perf/hv-24x7.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_POWERPC_PERF_HV_24X7_H_
#define LINUX_POWERPC_PERF_HV_24X7_H_
diff --git a/arch/powerpc/perf/hv-common.c b/arch/powerpc/perf/hv-common.c
index 7dce8f109967..0370518edd20 100644
--- a/arch/powerpc/perf/hv-common.c
+++ b/arch/powerpc/perf/hv-common.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <asm/io.h>
#include <asm/hvcall.h>
diff --git a/arch/powerpc/perf/hv-common.h b/arch/powerpc/perf/hv-common.h
index 349aaba4d2d1..2cce17bc321c 100644
--- a/arch/powerpc/perf/hv-common.h
+++ b/arch/powerpc/perf/hv-common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_POWERPC_PERF_HV_COMMON_H_
#define LINUX_POWERPC_PERF_HV_COMMON_H_
diff --git a/arch/powerpc/perf/hv-gpci-requests.h b/arch/powerpc/perf/hv-gpci-requests.h
index acd17648cd18..e608f9db12dd 100644
--- a/arch/powerpc/perf/hv-gpci-requests.h
+++ b/arch/powerpc/perf/hv-gpci-requests.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include "req-gen/_begin.h"
diff --git a/arch/powerpc/perf/hv-gpci.h b/arch/powerpc/perf/hv-gpci.h
index 86ede8275961..a3053eda5dcc 100644
--- a/arch/powerpc/perf/hv-gpci.h
+++ b/arch/powerpc/perf/hv-gpci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_POWERPC_PERF_HV_GPCI_H_
#define LINUX_POWERPC_PERF_HV_GPCI_H_
diff --git a/arch/powerpc/perf/imc-pmu.c b/arch/powerpc/perf/imc-pmu.c
index 9ccac86f3463..36344117c680 100644
--- a/arch/powerpc/perf/imc-pmu.c
+++ b/arch/powerpc/perf/imc-pmu.c
@@ -399,6 +399,20 @@ static void nest_imc_counters_release(struct perf_event *event)
/* Take the mutex lock for this node and then decrement the reference count */
mutex_lock(&ref->lock);
+ if (ref->refc == 0) {
+ /*
+ * The scenario where this is true is, when perf session is
+ * started, followed by offlining of all cpus in a given node.
+ *
+ * In the cpuhotplug offline path, ppc_nest_imc_cpu_offline()
+ * function set the ref->count to zero, if the cpu which is
+ * about to offline is the last cpu in a given node and make
+ * an OPAL call to disable the engine in that node.
+ *
+ */
+ mutex_unlock(&ref->lock);
+ return;
+ }
ref->refc--;
if (ref->refc == 0) {
rc = opal_imc_counters_stop(OPAL_IMC_COUNTERS_NEST,
@@ -523,8 +537,8 @@ static int core_imc_mem_init(int cpu, int size)
/* We need only vbase for core counters */
mem_info->vbase = page_address(alloc_pages_node(phys_id,
- GFP_KERNEL | __GFP_ZERO | __GFP_THISNODE,
- get_order(size)));
+ GFP_KERNEL | __GFP_ZERO | __GFP_THISNODE |
+ __GFP_NOWARN, get_order(size)));
if (!mem_info->vbase)
return -ENOMEM;
@@ -593,6 +607,20 @@ static int ppc_core_imc_cpu_offline(unsigned int cpu)
if (!cpumask_test_and_clear_cpu(cpu, &core_imc_cpumask))
return 0;
+ /*
+ * Check whether core_imc is registered. We could end up here
+ * if the cpuhotplug callback registration fails. i.e, callback
+ * invokes the offline path for all sucessfully registered cpus.
+ * At this stage, core_imc pmu will not be registered and we
+ * should return here.
+ *
+ * We return with a zero since this is not an offline failure.
+ * And cpuhp_setup_state() returns the actual failure reason
+ * to the caller, which inturn will call the cleanup routine.
+ */
+ if (!core_imc_pmu->pmu.event_init)
+ return 0;
+
/* Find any online cpu in that core except the current "cpu" */
ncpu = cpumask_any_but(cpu_sibling_mask(cpu), cpu);
@@ -646,6 +674,20 @@ static void core_imc_counters_release(struct perf_event *event)
return;
mutex_lock(&ref->lock);
+ if (ref->refc == 0) {
+ /*
+ * The scenario where this is true is, when perf session is
+ * started, followed by offlining of all cpus in a given core.
+ *
+ * In the cpuhotplug offline path, ppc_core_imc_cpu_offline()
+ * function set the ref->count to zero, if the cpu which is
+ * about to offline is the last cpu in a given core and make
+ * an OPAL call to disable the engine in that core.
+ *
+ */
+ mutex_unlock(&ref->lock);
+ return;
+ }
ref->refc--;
if (ref->refc == 0) {
rc = opal_imc_counters_stop(OPAL_IMC_COUNTERS_CORE,
@@ -763,8 +805,8 @@ static int thread_imc_mem_alloc(int cpu_id, int size)
* free the memory in cpu offline path.
*/
local_mem = page_address(alloc_pages_node(phys_id,
- GFP_KERNEL | __GFP_ZERO | __GFP_THISNODE,
- get_order(size)));
+ GFP_KERNEL | __GFP_ZERO | __GFP_THISNODE |
+ __GFP_NOWARN, get_order(size)));
if (!local_mem)
return -ENOMEM;
@@ -1076,7 +1118,7 @@ static int init_nest_pmu_ref(void)
static void cleanup_all_core_imc_memory(void)
{
- int i, nr_cores = num_present_cpus() / threads_per_core;
+ int i, nr_cores = DIV_ROUND_UP(num_present_cpus(), threads_per_core);
struct imc_mem_info *ptr = core_imc_pmu->mem_info;
int size = core_imc_pmu->counter_mem_size;
@@ -1148,7 +1190,8 @@ static void imc_common_cpuhp_mem_free(struct imc_pmu *pmu_ptr)
}
/* Only free the attr_groups which are dynamically allocated */
- kfree(pmu_ptr->attr_groups[IMC_EVENT_ATTR]->attrs);
+ if (pmu_ptr->attr_groups[IMC_EVENT_ATTR])
+ kfree(pmu_ptr->attr_groups[IMC_EVENT_ATTR]->attrs);
kfree(pmu_ptr->attr_groups[IMC_EVENT_ATTR]);
kfree(pmu_ptr);
return;
@@ -1183,7 +1226,7 @@ static int imc_mem_init(struct imc_pmu *pmu_ptr, struct device_node *parent,
if (!pmu_ptr->pmu.name)
return -ENOMEM;
- nr_cores = num_present_cpus() / threads_per_core;
+ nr_cores = DIV_ROUND_UP(num_present_cpus(), threads_per_core);
pmu_ptr->mem_info = kcalloc(nr_cores, sizeof(struct imc_mem_info),
GFP_KERNEL);
diff --git a/arch/powerpc/perf/req-gen/_begin.h b/arch/powerpc/perf/req-gen/_begin.h
index acfb17a55c16..549f8782c52d 100644
--- a/arch/powerpc/perf/req-gen/_begin.h
+++ b/arch/powerpc/perf/req-gen/_begin.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Include paths to be used in interface defining headers */
#ifndef POWERPC_PERF_REQ_GEN_H_
#define POWERPC_PERF_REQ_GEN_H_
diff --git a/arch/powerpc/perf/req-gen/_clear.h b/arch/powerpc/perf/req-gen/_clear.h
index 422974f89573..67c3859157f3 100644
--- a/arch/powerpc/perf/req-gen/_clear.h
+++ b/arch/powerpc/perf/req-gen/_clear.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef __field_
#undef __count_
diff --git a/arch/powerpc/perf/req-gen/_request-begin.h b/arch/powerpc/perf/req-gen/_request-begin.h
index f6d98642cf1d..7c74c2ab4c0c 100644
--- a/arch/powerpc/perf/req-gen/_request-begin.h
+++ b/arch/powerpc/perf/req-gen/_request-begin.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define REQUEST(r_contents) \
REQUEST_(REQUEST_NAME, REQUEST_NUM, REQUEST_IDX_KIND, I(r_contents))
diff --git a/arch/powerpc/perf/req-gen/_request-end.h b/arch/powerpc/perf/req-gen/_request-end.h
index 5573be6c3588..7d9f4046c2ca 100644
--- a/arch/powerpc/perf/req-gen/_request-end.h
+++ b/arch/powerpc/perf/req-gen/_request-end.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef REQUEST
#undef __field
#undef __array
diff --git a/arch/powerpc/perf/req-gen/perf.h b/arch/powerpc/perf/req-gen/perf.h
index 1b122469323d..871a9a1766c2 100644
--- a/arch/powerpc/perf/req-gen/perf.h
+++ b/arch/powerpc/perf/req-gen/perf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_POWERPC_PERF_REQ_GEN_PERF_H_
#define LINUX_POWERPC_PERF_REQ_GEN_PERF_H_
diff --git a/arch/powerpc/platforms/40x/Kconfig b/arch/powerpc/platforms/40x/Kconfig
index abc24501c4c0..60254a321a91 100644
--- a/arch/powerpc/platforms/40x/Kconfig
+++ b/arch/powerpc/platforms/40x/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config ACADIA
bool "Acadia"
depends on 40x
diff --git a/arch/powerpc/platforms/44x/44x.h b/arch/powerpc/platforms/44x/44x.h
index 63f703ecd23c..0e912a6a0b9a 100644
--- a/arch/powerpc/platforms/44x/44x.h
+++ b/arch/powerpc/platforms/44x/44x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __POWERPC_PLATFORMS_44X_44X_H
#define __POWERPC_PLATFORMS_44X_44X_H
diff --git a/arch/powerpc/platforms/44x/Kconfig b/arch/powerpc/platforms/44x/Kconfig
index 01cb109ebf17..a6011422b861 100644
--- a/arch/powerpc/platforms/44x/Kconfig
+++ b/arch/powerpc/platforms/44x/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config PPC_47x
bool "Support for 47x variant"
depends on 44x
diff --git a/arch/powerpc/platforms/44x/Makefile b/arch/powerpc/platforms/44x/Makefile
index 2c5651992369..1b78c6af821a 100644
--- a/arch/powerpc/platforms/44x/Makefile
+++ b/arch/powerpc/platforms/44x/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y += misc_44x.o machine_check.o
ifneq ($(CONFIG_PPC4xx_CPM),y)
obj-y += idle.o
diff --git a/arch/powerpc/platforms/44x/virtex_ml510.c b/arch/powerpc/platforms/44x/virtex_ml510.c
index 1fdb8748638d..349f218b335c 100644
--- a/arch/powerpc/platforms/44x/virtex_ml510.c
+++ b/arch/powerpc/platforms/44x/virtex_ml510.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <asm/i8259.h>
#include <linux/pci.h>
#include "44x.h"
diff --git a/arch/powerpc/platforms/512x/Kconfig b/arch/powerpc/platforms/512x/Kconfig
index bf7ae5cbd07a..b59eab6cbb1b 100644
--- a/arch/powerpc/platforms/512x/Kconfig
+++ b/arch/powerpc/platforms/512x/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config PPC_MPC512x
bool "512x-based boards"
depends on 6xx
diff --git a/arch/powerpc/platforms/512x/Makefile b/arch/powerpc/platforms/512x/Makefile
index f47d422953df..2daf22ee26a0 100644
--- a/arch/powerpc/platforms/512x/Makefile
+++ b/arch/powerpc/platforms/512x/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Freescale PowerPC 512x linux kernel.
#
diff --git a/arch/powerpc/platforms/52xx/Kconfig b/arch/powerpc/platforms/52xx/Kconfig
index e4c745981912..55a587070342 100644
--- a/arch/powerpc/platforms/52xx/Kconfig
+++ b/arch/powerpc/platforms/52xx/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config PPC_MPC52xx
bool "52xx-based boards"
depends on 6xx
diff --git a/arch/powerpc/platforms/52xx/Makefile b/arch/powerpc/platforms/52xx/Makefile
index 4e62486791e9..ff2f86fe5429 100644
--- a/arch/powerpc/platforms/52xx/Makefile
+++ b/arch/powerpc/platforms/52xx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for 52xx based boards
#
diff --git a/arch/powerpc/platforms/52xx/lite5200_pm.c b/arch/powerpc/platforms/52xx/lite5200_pm.c
index 870b70f5d1bd..e7da22d1df87 100644
--- a/arch/powerpc/platforms/52xx/lite5200_pm.c
+++ b/arch/powerpc/platforms/52xx/lite5200_pm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/suspend.h>
#include <asm/io.h>
diff --git a/arch/powerpc/platforms/52xx/lite5200_sleep.S b/arch/powerpc/platforms/52xx/lite5200_sleep.S
index 08ab6fefcf7a..3a9969c429b3 100644
--- a/arch/powerpc/platforms/52xx/lite5200_sleep.S
+++ b/arch/powerpc/platforms/52xx/lite5200_sleep.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/reg.h>
#include <asm/ppc_asm.h>
#include <asm/processor.h>
diff --git a/arch/powerpc/platforms/52xx/mpc52xx_pm.c b/arch/powerpc/platforms/52xx/mpc52xx_pm.c
index 8310e8b5b57f..31d3515672f3 100644
--- a/arch/powerpc/platforms/52xx/mpc52xx_pm.c
+++ b/arch/powerpc/platforms/52xx/mpc52xx_pm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/suspend.h>
#include <linux/io.h>
diff --git a/arch/powerpc/platforms/52xx/mpc52xx_sleep.S b/arch/powerpc/platforms/52xx/mpc52xx_sleep.S
index 4dc170b0ae18..a66eb311b639 100644
--- a/arch/powerpc/platforms/52xx/mpc52xx_sleep.S
+++ b/arch/powerpc/platforms/52xx/mpc52xx_sleep.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/reg.h>
#include <asm/ppc_asm.h>
#include <asm/processor.h>
diff --git a/arch/powerpc/platforms/82xx/Kconfig b/arch/powerpc/platforms/82xx/Kconfig
index 994d1a959e20..6e04099361b9 100644
--- a/arch/powerpc/platforms/82xx/Kconfig
+++ b/arch/powerpc/platforms/82xx/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menuconfig PPC_82xx
bool "82xx-based boards (PQ II)"
depends on 6xx
diff --git a/arch/powerpc/platforms/82xx/Makefile b/arch/powerpc/platforms/82xx/Makefile
index 455fe21e37c4..8d713c601bf2 100644
--- a/arch/powerpc/platforms/82xx/Makefile
+++ b/arch/powerpc/platforms/82xx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the PowerPC 82xx linux kernel.
#
diff --git a/arch/powerpc/platforms/82xx/pq2.h b/arch/powerpc/platforms/82xx/pq2.h
index 3080ce3441c1..902ef0bd4949 100644
--- a/arch/powerpc/platforms/82xx/pq2.h
+++ b/arch/powerpc/platforms/82xx/pq2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PQ2_H
#define _PQ2_H
diff --git a/arch/powerpc/platforms/83xx/Kconfig b/arch/powerpc/platforms/83xx/Kconfig
index 4ef7f1cd05b7..7e38b7b71a5a 100644
--- a/arch/powerpc/platforms/83xx/Kconfig
+++ b/arch/powerpc/platforms/83xx/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menuconfig PPC_83xx
bool "83xx-based boards"
depends on 6xx
diff --git a/arch/powerpc/platforms/83xx/Makefile b/arch/powerpc/platforms/83xx/Makefile
index ed95bfcbcbff..bb4720897f6a 100644
--- a/arch/powerpc/platforms/83xx/Makefile
+++ b/arch/powerpc/platforms/83xx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the PowerPC 83xx linux kernel.
#
diff --git a/arch/powerpc/platforms/83xx/mpc83xx.h b/arch/powerpc/platforms/83xx/mpc83xx.h
index 636eb9d0401a..459145623334 100644
--- a/arch/powerpc/platforms/83xx/mpc83xx.h
+++ b/arch/powerpc/platforms/83xx/mpc83xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MPC83XX_H__
#define __MPC83XX_H__
diff --git a/arch/powerpc/platforms/85xx/Kconfig b/arch/powerpc/platforms/85xx/Kconfig
index 47b389dc4938..68920d42b4bc 100644
--- a/arch/powerpc/platforms/85xx/Kconfig
+++ b/arch/powerpc/platforms/85xx/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menuconfig FSL_SOC_BOOKE
bool "Freescale Book-E Machine Type"
depends on PPC_85xx || PPC_BOOK3E
diff --git a/arch/powerpc/platforms/85xx/Makefile b/arch/powerpc/platforms/85xx/Makefile
index fe19dad568e2..d1dd0dca5ebf 100644
--- a/arch/powerpc/platforms/85xx/Makefile
+++ b/arch/powerpc/platforms/85xx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the PowerPC 85xx linux kernel.
#
diff --git a/arch/powerpc/platforms/85xx/mpc85xx.h b/arch/powerpc/platforms/85xx/mpc85xx.h
index 39056f6befeb..fa23f9b0592c 100644
--- a/arch/powerpc/platforms/85xx/mpc85xx.h
+++ b/arch/powerpc/platforms/85xx/mpc85xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef MPC85xx_H
#define MPC85xx_H
extern int mpc85xx_common_publish_devices(void);
diff --git a/arch/powerpc/platforms/85xx/smp.h b/arch/powerpc/platforms/85xx/smp.h
index 0b20ae315c53..3936ff6dfbdb 100644
--- a/arch/powerpc/platforms/85xx/smp.h
+++ b/arch/powerpc/platforms/85xx/smp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef POWERPC_85XX_SMP_H_
#define POWERPC_85XX_SMP_H_ 1
diff --git a/arch/powerpc/platforms/86xx/Kconfig b/arch/powerpc/platforms/86xx/Kconfig
index ce619bd1f82d..bcd179d3ed92 100644
--- a/arch/powerpc/platforms/86xx/Kconfig
+++ b/arch/powerpc/platforms/86xx/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config PPC_86xx
menuconfig PPC_86xx
bool "86xx-based boards"
diff --git a/arch/powerpc/platforms/86xx/Makefile b/arch/powerpc/platforms/86xx/Makefile
index 01958fedc3f2..2c04449be107 100644
--- a/arch/powerpc/platforms/86xx/Makefile
+++ b/arch/powerpc/platforms/86xx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the PowerPC 86xx linux kernel.
#
diff --git a/arch/powerpc/platforms/8xx/Kconfig b/arch/powerpc/platforms/8xx/Kconfig
index 536b0c5d5ce3..e2089d3de00c 100644
--- a/arch/powerpc/platforms/8xx/Kconfig
+++ b/arch/powerpc/platforms/8xx/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config CPM1
bool
select CPM
diff --git a/arch/powerpc/platforms/8xx/Makefile b/arch/powerpc/platforms/8xx/Makefile
index f9af3218bd9c..708ab099e886 100644
--- a/arch/powerpc/platforms/8xx/Makefile
+++ b/arch/powerpc/platforms/8xx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the PowerPC 8xx linux kernel.
#
diff --git a/arch/powerpc/platforms/8xx/m8xx_setup.c b/arch/powerpc/platforms/8xx/m8xx_setup.c
index 1917d69f84df..e1274db53d48 100644
--- a/arch/powerpc/platforms/8xx/m8xx_setup.c
+++ b/arch/powerpc/platforms/8xx/m8xx_setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1995 Linus Torvalds
* Adapted from 'alpha' version by Gary Thomas
diff --git a/arch/powerpc/platforms/Kconfig b/arch/powerpc/platforms/Kconfig
index 4fd64d3f5c44..d5e34ce5fd5d 100644
--- a/arch/powerpc/platforms/Kconfig
+++ b/arch/powerpc/platforms/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Platform support"
source "arch/powerpc/platforms/powernv/Kconfig"
diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype
index 13663efc1d31..a78f255111f2 100644
--- a/arch/powerpc/platforms/Kconfig.cputype
+++ b/arch/powerpc/platforms/Kconfig.cputype
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config PPC64
bool "64-bit kernel"
default n
diff --git a/arch/powerpc/platforms/Makefile b/arch/powerpc/platforms/Makefile
index d7a55ecfaee5..e46bb7ea710f 100644
--- a/arch/powerpc/platforms/Makefile
+++ b/arch/powerpc/platforms/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
subdir-ccflags-$(CONFIG_PPC_WERROR) := -Werror
diff --git a/arch/powerpc/platforms/amigaone/Kconfig b/arch/powerpc/platforms/amigaone/Kconfig
index 128de25cc284..03dc1e37c25b 100644
--- a/arch/powerpc/platforms/amigaone/Kconfig
+++ b/arch/powerpc/platforms/amigaone/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config AMIGAONE
bool "Eyetech AmigaOne/MAI Teron"
depends on 6xx && BROKEN_ON_SMP
diff --git a/arch/powerpc/platforms/cell/Kconfig b/arch/powerpc/platforms/cell/Kconfig
index a4522f09d65e..9f5958f16923 100644
--- a/arch/powerpc/platforms/cell/Kconfig
+++ b/arch/powerpc/platforms/cell/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config PPC_CELL
bool
default n
diff --git a/arch/powerpc/platforms/cell/Makefile b/arch/powerpc/platforms/cell/Makefile
index 00464305763d..d5f808e8a5f3 100644
--- a/arch/powerpc/platforms/cell/Makefile
+++ b/arch/powerpc/platforms/cell/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_PPC_CELL_COMMON) += cbe_regs.o interrupt.o pervasive.o
obj-$(CONFIG_PPC_CELL_NATIVE) += iommu.o setup.o spider-pic.o \
diff --git a/arch/powerpc/platforms/cell/interrupt.h b/arch/powerpc/platforms/cell/interrupt.h
index 4f60ae6ca358..a47902248541 100644
--- a/arch/powerpc/platforms/cell/interrupt.h
+++ b/arch/powerpc/platforms/cell/interrupt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASM_CELL_PIC_H
#define ASM_CELL_PIC_H
#ifdef __KERNEL__
diff --git a/arch/powerpc/platforms/cell/ras.h b/arch/powerpc/platforms/cell/ras.h
index eb7ee54c82a0..6c2e6bc0062e 100644
--- a/arch/powerpc/platforms/cell/ras.h
+++ b/arch/powerpc/platforms/cell/ras.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef RAS_H
#define RAS_H
diff --git a/arch/powerpc/platforms/cell/spufs/Makefile b/arch/powerpc/platforms/cell/spufs/Makefile
index 52a7d2596d30..52e4c80ec8d0 100644
--- a/arch/powerpc/platforms/cell/spufs/Makefile
+++ b/arch/powerpc/platforms/cell/spufs/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_SPU_FS) += spufs.o
spufs-y += inode.o file.o context.o syscalls.o
diff --git a/arch/powerpc/platforms/cell/spufs/run.c b/arch/powerpc/platforms/cell/spufs/run.c
index cfacbee24d7b..07f82d7395ff 100644
--- a/arch/powerpc/platforms/cell/spufs/run.c
+++ b/arch/powerpc/platforms/cell/spufs/run.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define DEBUG
#include <linux/wait.h>
diff --git a/arch/powerpc/platforms/cell/spufs/sputrace.h b/arch/powerpc/platforms/cell/spufs/sputrace.h
index db2656aa4103..d557e999b662 100644
--- a/arch/powerpc/platforms/cell/spufs/sputrace.h
+++ b/arch/powerpc/platforms/cell/spufs/sputrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#if !defined(_TRACE_SPUFS_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_SPUFS_H
diff --git a/arch/powerpc/platforms/cell/spufs/syscalls.c b/arch/powerpc/platforms/cell/spufs/syscalls.c
index 0d290ea83dc1..157e046e6e93 100644
--- a/arch/powerpc/platforms/cell/spufs/syscalls.c
+++ b/arch/powerpc/platforms/cell/spufs/syscalls.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/file.h>
#include <linux/fs.h>
#include <linux/export.h>
diff --git a/arch/powerpc/platforms/chrp/Kconfig b/arch/powerpc/platforms/chrp/Kconfig
index d3cdab582c5d..ead99eff875a 100644
--- a/arch/powerpc/platforms/chrp/Kconfig
+++ b/arch/powerpc/platforms/chrp/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config PPC_CHRP
bool "Common Hardware Reference Platform (CHRP) based machines"
depends on 6xx
diff --git a/arch/powerpc/platforms/chrp/chrp.h b/arch/powerpc/platforms/chrp/chrp.h
index 63f0aee4c158..a5a7c338caf9 100644
--- a/arch/powerpc/platforms/chrp/chrp.h
+++ b/arch/powerpc/platforms/chrp/chrp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Declarations of CHRP platform-specific things.
*/
diff --git a/arch/powerpc/platforms/chrp/pci.c b/arch/powerpc/platforms/chrp/pci.c
index 27264794f5c0..0f512d35f7c5 100644
--- a/arch/powerpc/platforms/chrp/pci.c
+++ b/arch/powerpc/platforms/chrp/pci.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* CHRP pci routines.
*/
diff --git a/arch/powerpc/platforms/chrp/pegasos_eth.c b/arch/powerpc/platforms/chrp/pegasos_eth.c
index 19760712b39d..485cf5ef73d4 100644
--- a/arch/powerpc/platforms/chrp/pegasos_eth.c
+++ b/arch/powerpc/platforms/chrp/pegasos_eth.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2005 Sven Luther <sl@bplan-gmbh.de>
* Thanks to :
diff --git a/arch/powerpc/platforms/chrp/setup.c b/arch/powerpc/platforms/chrp/setup.c
index 0ce1b45f02a8..481ed133e04b 100644
--- a/arch/powerpc/platforms/chrp/setup.c
+++ b/arch/powerpc/platforms/chrp/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1995 Linus Torvalds
* Adapted from 'alpha' version by Gary Thomas
diff --git a/arch/powerpc/platforms/chrp/smp.c b/arch/powerpc/platforms/chrp/smp.c
index 14515040f7cd..f7bb6cb8d1e3 100644
--- a/arch/powerpc/platforms/chrp/smp.c
+++ b/arch/powerpc/platforms/chrp/smp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Smp support for CHRP machines.
*
diff --git a/arch/powerpc/platforms/chrp/time.c b/arch/powerpc/platforms/chrp/time.c
index f803f4b8ab6f..03d115aaa191 100644
--- a/arch/powerpc/platforms/chrp/time.c
+++ b/arch/powerpc/platforms/chrp/time.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1991, 1992, 1995 Linus Torvalds
*
diff --git a/arch/powerpc/platforms/embedded6xx/Kconfig b/arch/powerpc/platforms/embedded6xx/Kconfig
index a25f496c2ef9..9fb2d5912c5a 100644
--- a/arch/powerpc/platforms/embedded6xx/Kconfig
+++ b/arch/powerpc/platforms/embedded6xx/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config EMBEDDED6xx
bool "Embedded 6xx/7xx/7xxx-based boards"
depends on 6xx && BROKEN_ON_SMP
diff --git a/arch/powerpc/platforms/embedded6xx/Makefile b/arch/powerpc/platforms/embedded6xx/Makefile
index f126a2a09981..12154e3257ad 100644
--- a/arch/powerpc/platforms/embedded6xx/Makefile
+++ b/arch/powerpc/platforms/embedded6xx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the 6xx/7xx/7xxxx linux kernel.
#
diff --git a/arch/powerpc/platforms/maple/Kconfig b/arch/powerpc/platforms/maple/Kconfig
index e359d0db092c..376d0be36b66 100644
--- a/arch/powerpc/platforms/maple/Kconfig
+++ b/arch/powerpc/platforms/maple/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config PPC_MAPLE
depends on PPC64 && PPC_BOOK3S && CPU_BIG_ENDIAN
bool "Maple 970FX Evaluation Board"
diff --git a/arch/powerpc/platforms/maple/maple.h b/arch/powerpc/platforms/maple/maple.h
index eecfa182b06e..d10f4af3a42e 100644
--- a/arch/powerpc/platforms/maple/maple.h
+++ b/arch/powerpc/platforms/maple/maple.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Declarations for maple-specific code.
*
diff --git a/arch/powerpc/platforms/pasemi/Kconfig b/arch/powerpc/platforms/pasemi/Kconfig
index c7f1dbe94de7..d458a791d35b 100644
--- a/arch/powerpc/platforms/pasemi/Kconfig
+++ b/arch/powerpc/platforms/pasemi/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config PPC_PASEMI
depends on PPC64 && PPC_BOOK3S && CPU_BIG_ENDIAN
bool "PA Semi SoC-based platforms"
diff --git a/arch/powerpc/platforms/pasemi/pasemi.h b/arch/powerpc/platforms/pasemi/pasemi.h
index 74cbcb357612..329d2a619254 100644
--- a/arch/powerpc/platforms/pasemi/pasemi.h
+++ b/arch/powerpc/platforms/pasemi/pasemi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PASEMI_PASEMI_H
#define _PASEMI_PASEMI_H
diff --git a/arch/powerpc/platforms/powermac/Kconfig b/arch/powerpc/platforms/powermac/Kconfig
index 43c606268baf..fc90cb35cea3 100644
--- a/arch/powerpc/platforms/powermac/Kconfig
+++ b/arch/powerpc/platforms/powermac/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config PPC_PMAC
bool "Apple PowerMac based machines"
depends on PPC_BOOK3S && CPU_BIG_ENDIAN
diff --git a/arch/powerpc/platforms/powermac/Makefile b/arch/powerpc/platforms/powermac/Makefile
index 1eb7b45e017d..f2839eed0f89 100644
--- a/arch/powerpc/platforms/powermac/Makefile
+++ b/arch/powerpc/platforms/powermac/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
CFLAGS_bootx_init.o += -fPIC
ifdef CONFIG_FUNCTION_TRACER
diff --git a/arch/powerpc/platforms/powermac/pfunc_base.c b/arch/powerpc/platforms/powermac/pfunc_base.c
index 860159d46ab8..fd2e210559c8 100644
--- a/arch/powerpc/platforms/powermac/pfunc_base.c
+++ b/arch/powerpc/platforms/powermac/pfunc_base.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/init.h>
#include <linux/delay.h>
diff --git a/arch/powerpc/platforms/powermac/pmac.h b/arch/powerpc/platforms/powermac/pmac.h
index e7f8163d6769..6f15b8804e9b 100644
--- a/arch/powerpc/platforms/powermac/pmac.h
+++ b/arch/powerpc/platforms/powermac/pmac.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PMAC_H__
#define __PMAC_H__
diff --git a/arch/powerpc/platforms/powermac/time.c b/arch/powerpc/platforms/powermac/time.c
index 8680bb69795d..274af6fa388e 100644
--- a/arch/powerpc/platforms/powermac/time.c
+++ b/arch/powerpc/platforms/powermac/time.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Support for periodic interrupts (100 per second) and for getting
* the current time from the RTC on Power Macintoshes.
diff --git a/arch/powerpc/platforms/powermac/udbg_adb.c b/arch/powerpc/platforms/powermac/udbg_adb.c
index 366bd221edec..64f38f0d15ed 100644
--- a/arch/powerpc/platforms/powermac/udbg_adb.c
+++ b/arch/powerpc/platforms/powermac/udbg_adb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/string.h>
#include <linux/kernel.h>
#include <linux/errno.h>
diff --git a/arch/powerpc/platforms/powernv/Kconfig b/arch/powerpc/platforms/powernv/Kconfig
index 340cbe263b33..f8dc98d3dc01 100644
--- a/arch/powerpc/platforms/powernv/Kconfig
+++ b/arch/powerpc/platforms/powernv/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config PPC_POWERNV
depends on PPC64 && PPC_BOOK3S
bool "IBM PowerNV (Non-Virtualized) platform support"
diff --git a/arch/powerpc/platforms/powernv/Makefile b/arch/powerpc/platforms/powernv/Makefile
index 37d60f7dd86d..7a31c26500e6 100644
--- a/arch/powerpc/platforms/powernv/Makefile
+++ b/arch/powerpc/platforms/powernv/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y += setup.o opal-wrappers.o opal.o opal-async.o idle.o
obj-y += opal-rtc.o opal-nvram.o opal-lpc.o opal-flash.o
obj-y += rng.o opal-elog.o opal-dump.o opal-sysparam.o opal-sensor.o
diff --git a/arch/powerpc/platforms/powernv/opal-tracepoints.c b/arch/powerpc/platforms/powernv/opal-tracepoints.c
index 3c447002edff..1ab7d26c0a2c 100644
--- a/arch/powerpc/platforms/powernv/opal-tracepoints.c
+++ b/arch/powerpc/platforms/powernv/opal-tracepoints.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/percpu.h>
#include <linux/jump_label.h>
#include <asm/trace.h>
diff --git a/arch/powerpc/platforms/powernv/pci.h b/arch/powerpc/platforms/powernv/pci.h
index a95273c524f6..b47f9406d97e 100644
--- a/arch/powerpc/platforms/powernv/pci.h
+++ b/arch/powerpc/platforms/powernv/pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __POWERNV_PCI_H
#define __POWERNV_PCI_H
diff --git a/arch/powerpc/platforms/powernv/powernv.h b/arch/powerpc/platforms/powernv/powernv.h
index a159d48573d7..94f17ab1374b 100644
--- a/arch/powerpc/platforms/powernv/powernv.h
+++ b/arch/powerpc/platforms/powernv/powernv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _POWERNV_H
#define _POWERNV_H
diff --git a/arch/powerpc/platforms/ps3/Kconfig b/arch/powerpc/platforms/ps3/Kconfig
index b27f40f26efc..6f7525555b19 100644
--- a/arch/powerpc/platforms/ps3/Kconfig
+++ b/arch/powerpc/platforms/ps3/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config PPC_PS3
bool "Sony PS3"
depends on PPC64 && PPC_BOOK3S && CPU_BIG_ENDIAN
diff --git a/arch/powerpc/platforms/ps3/Makefile b/arch/powerpc/platforms/ps3/Makefile
index 02b9e636dab7..86bf2967a8d4 100644
--- a/arch/powerpc/platforms/ps3/Makefile
+++ b/arch/powerpc/platforms/ps3/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y += setup.o mm.o time.o hvcall.o htab.o repository.o
obj-y += interrupt.o exports.o os-area.o
obj-y += system-bus.o
diff --git a/arch/powerpc/platforms/pseries/Kconfig b/arch/powerpc/platforms/pseries/Kconfig
index 71dd69d9ec64..0c698fd6d491 100644
--- a/arch/powerpc/platforms/pseries/Kconfig
+++ b/arch/powerpc/platforms/pseries/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config PPC_PSERIES
depends on PPC64 && PPC_BOOK3S
bool "IBM pSeries & new (POWER5-based) iSeries"
diff --git a/arch/powerpc/platforms/pseries/Makefile b/arch/powerpc/platforms/pseries/Makefile
index 8f4ba089e802..13eede60c24d 100644
--- a/arch/powerpc/platforms/pseries/Makefile
+++ b/arch/powerpc/platforms/pseries/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-$(CONFIG_PPC64) := $(NO_MINIMAL_TOC)
ccflags-$(CONFIG_PPC_PSERIES_DEBUG) += -DDEBUG
diff --git a/arch/powerpc/platforms/pseries/of_helpers.c b/arch/powerpc/platforms/pseries/of_helpers.c
index 2798933c0e38..7e75101fa522 100644
--- a/arch/powerpc/platforms/pseries/of_helpers.c
+++ b/arch/powerpc/platforms/pseries/of_helpers.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/string.h>
#include <linux/err.h>
#include <linux/slab.h>
diff --git a/arch/powerpc/platforms/pseries/of_helpers.h b/arch/powerpc/platforms/pseries/of_helpers.h
index bb83d39aef65..decad6553d8f 100644
--- a/arch/powerpc/platforms/pseries/of_helpers.h
+++ b/arch/powerpc/platforms/pseries/of_helpers.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PSERIES_OF_HELPERS_H
#define _PSERIES_OF_HELPERS_H
diff --git a/arch/powerpc/platforms/pseries/offline_states.h b/arch/powerpc/platforms/pseries/offline_states.h
index 08672d9136ab..51414aee2862 100644
--- a/arch/powerpc/platforms/pseries/offline_states.h
+++ b/arch/powerpc/platforms/pseries/offline_states.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _OFFLINE_STATES_H_
#define _OFFLINE_STATES_H_
diff --git a/arch/powerpc/purgatory/Makefile b/arch/powerpc/purgatory/Makefile
index ac8793c13348..30e05decbb4c 100644
--- a/arch/powerpc/purgatory/Makefile
+++ b/arch/powerpc/purgatory/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
targets += trampoline.o purgatory.ro kexec-purgatory.c
LDFLAGS_purgatory.ro := -e purgatory_start -r --no-undefined
diff --git a/arch/powerpc/sysdev/Kconfig b/arch/powerpc/sysdev/Kconfig
index caf882e749dc..bcef2ac56479 100644
--- a/arch/powerpc/sysdev/Kconfig
+++ b/arch/powerpc/sysdev/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# For a description of the syntax of this configuration file,
# see Documentation/kbuild/kconfig-language.txt.
#
diff --git a/arch/powerpc/sysdev/Makefile b/arch/powerpc/sysdev/Makefile
index 79416fa2e3ba..0baba21404dc 100644
--- a/arch/powerpc/sysdev/Makefile
+++ b/arch/powerpc/sysdev/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
subdir-ccflags-$(CONFIG_PPC_WERROR) := -Werror
ccflags-$(CONFIG_PPC64) := $(NO_MINIMAL_TOC)
diff --git a/arch/powerpc/sysdev/cpm1.c b/arch/powerpc/sysdev/cpm1.c
index c651e668996b..c6f154b602fb 100644
--- a/arch/powerpc/sysdev/cpm1.c
+++ b/arch/powerpc/sysdev/cpm1.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* General Purpose functions for the global management of the
* Communication Processor Module.
diff --git a/arch/powerpc/sysdev/cpm2_pic.h b/arch/powerpc/sysdev/cpm2_pic.h
index 2c5f70c24485..a8a26951f311 100644
--- a/arch/powerpc/sysdev/cpm2_pic.h
+++ b/arch/powerpc/sysdev/cpm2_pic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PPC_KERNEL_CPM2_H
#define _PPC_KERNEL_CPM2_H
diff --git a/arch/powerpc/sysdev/fsl_soc.h b/arch/powerpc/sysdev/fsl_soc.h
index 2640446f8bc4..db11b06eb38f 100644
--- a/arch/powerpc/sysdev/fsl_soc.h
+++ b/arch/powerpc/sysdev/fsl_soc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PPC_FSL_SOC_H
#define __PPC_FSL_SOC_H
#ifdef __KERNEL__
diff --git a/arch/powerpc/sysdev/ge/ge_pic.h b/arch/powerpc/sysdev/ge/ge_pic.h
index 5bf7e4b81e36..923dedba3c9c 100644
--- a/arch/powerpc/sysdev/ge/ge_pic.h
+++ b/arch/powerpc/sysdev/ge/ge_pic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __GEF_PIC_H__
#define __GEF_PIC_H__
diff --git a/arch/powerpc/sysdev/micropatch.c b/arch/powerpc/sysdev/micropatch.c
index 6727dc54d549..33a9042fca80 100644
--- a/arch/powerpc/sysdev/micropatch.c
+++ b/arch/powerpc/sysdev/micropatch.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Microcode patches for the CPM as supplied by Motorola.
* This is the one for IIC/SPI. There is a newer one that
diff --git a/arch/powerpc/sysdev/mpc5xxx_clocks.c b/arch/powerpc/sysdev/mpc5xxx_clocks.c
index 573292663cf2..834a6d7fbd88 100644
--- a/arch/powerpc/sysdev/mpc5xxx_clocks.c
+++ b/arch/powerpc/sysdev/mpc5xxx_clocks.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/**
* mpc5xxx_get_bus_frequency - Find the bus frequency for a device
* @node: device node
diff --git a/arch/powerpc/sysdev/mv64x60.h b/arch/powerpc/sysdev/mv64x60.h
index 4f618fa465c0..60cfcb90d1fa 100644
--- a/arch/powerpc/sysdev/mv64x60.h
+++ b/arch/powerpc/sysdev/mv64x60.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MV64X60_H__
#define __MV64X60_H__
diff --git a/arch/powerpc/sysdev/simple_gpio.h b/arch/powerpc/sysdev/simple_gpio.h
index 3a7b0c513c76..f3f3a20d39e2 100644
--- a/arch/powerpc/sysdev/simple_gpio.h
+++ b/arch/powerpc/sysdev/simple_gpio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SYSDEV_SIMPLE_GPIO_H
#define __SYSDEV_SIMPLE_GPIO_H
diff --git a/arch/powerpc/sysdev/xics/Kconfig b/arch/powerpc/sysdev/xics/Kconfig
index 385e7aa9e273..86fee428f5f1 100644
--- a/arch/powerpc/sysdev/xics/Kconfig
+++ b/arch/powerpc/sysdev/xics/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config PPC_XICS
def_bool n
select PPC_SMP_MUXED_IPI
diff --git a/arch/powerpc/sysdev/xics/Makefile b/arch/powerpc/sysdev/xics/Makefile
index 5d7f5a6564de..5d438d92472b 100644
--- a/arch/powerpc/sysdev/xics/Makefile
+++ b/arch/powerpc/sysdev/xics/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
subdir-ccflags-$(CONFIG_PPC_WERROR) := -Werror
obj-y += xics-common.o
diff --git a/arch/powerpc/sysdev/xics/ics-rtas.c b/arch/powerpc/sysdev/xics/ics-rtas.c
index 78ee5c778ef8..42e0c56ff81c 100644
--- a/arch/powerpc/sysdev/xics/ics-rtas.c
+++ b/arch/powerpc/sysdev/xics/ics-rtas.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/irq.h>
diff --git a/arch/powerpc/sysdev/xive/Kconfig b/arch/powerpc/sysdev/xive/Kconfig
index 3e3e25b5e30d..70ee976e1de0 100644
--- a/arch/powerpc/sysdev/xive/Kconfig
+++ b/arch/powerpc/sysdev/xive/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config PPC_XIVE
bool
default n
diff --git a/arch/powerpc/tools/gcc-check-mprofile-kernel.sh b/arch/powerpc/tools/gcc-check-mprofile-kernel.sh
index c658d8cf760b..061f8035bdbe 100755
--- a/arch/powerpc/tools/gcc-check-mprofile-kernel.sh
+++ b/arch/powerpc/tools/gcc-check-mprofile-kernel.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
set -e
set -o pipefail
diff --git a/arch/powerpc/xmon/Makefile b/arch/powerpc/xmon/Makefile
index 1dd88315cff4..1bc3abb237cd 100644
--- a/arch/powerpc/xmon/Makefile
+++ b/arch/powerpc/xmon/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for xmon
subdir-ccflags-$(CONFIG_PPC_WERROR) := -Werror
diff --git a/arch/powerpc/xmon/nonstdio.h b/arch/powerpc/xmon/nonstdio.h
index f8653365667e..2202ec61972c 100644
--- a/arch/powerpc/xmon/nonstdio.h
+++ b/arch/powerpc/xmon/nonstdio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define EOF (-1)
#define printf xmon_printf
diff --git a/arch/powerpc/xmon/spr_access.S b/arch/powerpc/xmon/spr_access.S
index 7d8b0e8ed6d9..4099cbcddaaa 100644
--- a/arch/powerpc/xmon/spr_access.S
+++ b/arch/powerpc/xmon/spr_access.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/ppc_asm.h>
/* unsigned long xmon_mfspr(sprn, default_value) */
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index 48af970320cb..ae55e715cc74 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config MMU
def_bool y
diff --git a/arch/s390/Kconfig.debug b/arch/s390/Kconfig.debug
index ba5f878a295c..2cfdfbf8d320 100644
--- a/arch/s390/Kconfig.debug
+++ b/arch/s390/Kconfig.debug
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Kernel hacking"
config TRACE_IRQFLAGS_SUPPORT
diff --git a/arch/s390/appldata/appldata.h b/arch/s390/appldata/appldata.h
index 4a67f2b5f6aa..10346d2f3d4f 100644
--- a/arch/s390/appldata/appldata.h
+++ b/arch/s390/appldata/appldata.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Definitions and interface for Linux - z/VM Monitor Stream.
*
diff --git a/arch/s390/boot/Makefile b/arch/s390/boot/Makefile
index 9a42ecec5647..da9dad35c28e 100644
--- a/arch/s390/boot/Makefile
+++ b/arch/s390/boot/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux s390-specific parts of the memory manager.
#
diff --git a/arch/s390/boot/compressed/Makefile b/arch/s390/boot/compressed/Makefile
index f7e4c834ea24..3df10c989893 100644
--- a/arch/s390/boot/compressed/Makefile
+++ b/arch/s390/boot/compressed/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# linux/arch/s390/boot/compressed/Makefile
#
diff --git a/arch/s390/boot/compressed/head.S b/arch/s390/boot/compressed/head.S
index 11f6254c561e..231d1491d431 100644
--- a/arch/s390/boot/compressed/head.S
+++ b/arch/s390/boot/compressed/head.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Startup glue code to uncompress the kernel
*
diff --git a/arch/s390/boot/compressed/misc.c b/arch/s390/boot/compressed/misc.c
index 33ca29333e18..77633200f42c 100644
--- a/arch/s390/boot/compressed/misc.c
+++ b/arch/s390/boot/compressed/misc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Definitions and wrapper functions for kernel decompressor
*
diff --git a/arch/s390/boot/compressed/vmlinux.lds.S b/arch/s390/boot/compressed/vmlinux.lds.S
index 747735f83426..88e46d4a7784 100644
--- a/arch/s390/boot/compressed/vmlinux.lds.S
+++ b/arch/s390/boot/compressed/vmlinux.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm-generic/vmlinux.lds.h>
OUTPUT_FORMAT("elf64-s390", "elf64-s390", "elf64-s390")
diff --git a/arch/s390/configs/zfcpdump_defconfig b/arch/s390/configs/zfcpdump_defconfig
index afa46a7406ea..04e042edbab7 100644
--- a/arch/s390/configs/zfcpdump_defconfig
+++ b/arch/s390/configs/zfcpdump_defconfig
@@ -27,6 +27,7 @@ CONFIG_NET=y
CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
CONFIG_DEVTMPFS=y
# CONFIG_FIRMWARE_IN_KERNEL is not set
+CONFIG_BLK_DEV_RAM=y
# CONFIG_BLK_DEV_XPRAM is not set
# CONFIG_DCSSBLK is not set
# CONFIG_DASD is not set
@@ -59,6 +60,7 @@ CONFIG_CONFIGFS_FS=y
# CONFIG_NETWORK_FILESYSTEMS is not set
CONFIG_PRINTK_TIME=y
CONFIG_DEBUG_INFO=y
+CONFIG_DEBUG_FS=y
CONFIG_DEBUG_KERNEL=y
CONFIG_PANIC_ON_OOPS=y
# CONFIG_SCHED_DEBUG is not set
diff --git a/arch/s390/crypto/Makefile b/arch/s390/crypto/Makefile
index ad4bd777768d..a51010ea62fa 100644
--- a/arch/s390/crypto/Makefile
+++ b/arch/s390/crypto/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Cryptographic API
#
diff --git a/arch/s390/crypto/crc32be-vx.S b/arch/s390/crypto/crc32be-vx.S
index 8013989cd2e5..e8077f0971f8 100644
--- a/arch/s390/crypto/crc32be-vx.S
+++ b/arch/s390/crypto/crc32be-vx.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Hardware-accelerated CRC-32 variants for Linux on z Systems
*
diff --git a/arch/s390/crypto/crc32le-vx.S b/arch/s390/crypto/crc32le-vx.S
index 17f2504c2633..d8c67a58c0c5 100644
--- a/arch/s390/crypto/crc32le-vx.S
+++ b/arch/s390/crypto/crc32le-vx.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Hardware-accelerated CRC-32 variants for Linux on z Systems
*
diff --git a/arch/s390/hypfs/hypfs.h b/arch/s390/hypfs/hypfs.h
index eecde500ed49..52348e0a812e 100644
--- a/arch/s390/hypfs/hypfs.h
+++ b/arch/s390/hypfs/hypfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Hypervisor filesystem for Linux on s390.
*
diff --git a/arch/s390/hypfs/hypfs_dbfs.c b/arch/s390/hypfs/hypfs_dbfs.c
index 752f6df3e697..b9bdf5c1918e 100644
--- a/arch/s390/hypfs/hypfs_dbfs.c
+++ b/arch/s390/hypfs/hypfs_dbfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Hypervisor filesystem for Linux on s390 - debugfs interface
*
diff --git a/arch/s390/hypfs/hypfs_diag.c b/arch/s390/hypfs/hypfs_diag.c
index 794bebb43d23..be8cc53204b5 100644
--- a/arch/s390/hypfs/hypfs_diag.c
+++ b/arch/s390/hypfs/hypfs_diag.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Hypervisor filesystem for Linux on s390. Diag 204 and 224
* implementation.
diff --git a/arch/s390/hypfs/hypfs_diag0c.c b/arch/s390/hypfs/hypfs_diag0c.c
index 0f1927cbba31..dce87f1bec94 100644
--- a/arch/s390/hypfs/hypfs_diag0c.c
+++ b/arch/s390/hypfs/hypfs_diag0c.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Hypervisor filesystem for Linux on s390
*
diff --git a/arch/s390/hypfs/hypfs_sprp.c b/arch/s390/hypfs/hypfs_sprp.c
index c9e5c72f78bd..ae0ed8dd5f1b 100644
--- a/arch/s390/hypfs/hypfs_sprp.c
+++ b/arch/s390/hypfs/hypfs_sprp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Hypervisor filesystem for Linux on s390.
* Set Partition-Resource Parameter interface.
diff --git a/arch/s390/hypfs/hypfs_vm.c b/arch/s390/hypfs/hypfs_vm.c
index 012919d9833b..c4b7b681e055 100644
--- a/arch/s390/hypfs/hypfs_vm.c
+++ b/arch/s390/hypfs/hypfs_vm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Hypervisor filesystem for Linux on s390. z/VM implementation.
*
diff --git a/arch/s390/include/asm/airq.h b/arch/s390/include/asm/airq.h
index bd93ff6661b8..fcf539efb32f 100644
--- a/arch/s390/include/asm/airq.h
+++ b/arch/s390/include/asm/airq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2002, 2007
* Author(s): Ingo Adlung <adlung@de.ibm.com>
diff --git a/arch/s390/include/asm/appldata.h b/arch/s390/include/asm/appldata.h
index a6263d4e8e56..4afbb5938726 100644
--- a/arch/s390/include/asm/appldata.h
+++ b/arch/s390/include/asm/appldata.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2006
*
diff --git a/arch/s390/include/asm/archrandom.h b/arch/s390/include/asm/archrandom.h
index 6033901a40b2..e9f7d7a57f99 100644
--- a/arch/s390/include/asm/archrandom.h
+++ b/arch/s390/include/asm/archrandom.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Kernel interface for the s390 arch_random_* functions
*
diff --git a/arch/s390/include/asm/asm-prototypes.h b/arch/s390/include/asm/asm-prototypes.h
index 2c3413b0ca52..c37eb921bfbf 100644
--- a/arch/s390/include/asm/asm-prototypes.h
+++ b/arch/s390/include/asm/asm-prototypes.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_S390_PROTOTYPES_H
#include <linux/kvm_host.h>
diff --git a/arch/s390/include/asm/atomic.h b/arch/s390/include/asm/atomic.h
index f7f69dfd2db2..4b55532f15c4 100644
--- a/arch/s390/include/asm/atomic.h
+++ b/arch/s390/include/asm/atomic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 1999, 2016
* Author(s): Martin Schwidefsky <schwidefsky@de.ibm.com>,
diff --git a/arch/s390/include/asm/atomic_ops.h b/arch/s390/include/asm/atomic_ops.h
index ba6d29412344..f479e4c0b87e 100644
--- a/arch/s390/include/asm/atomic_ops.h
+++ b/arch/s390/include/asm/atomic_ops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Low level function for atomic operations
*
diff --git a/arch/s390/include/asm/barrier.h b/arch/s390/include/asm/barrier.h
index 5c8db3ce61c8..10432607a573 100644
--- a/arch/s390/include/asm/barrier.h
+++ b/arch/s390/include/asm/barrier.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 1999, 2009
*
diff --git a/arch/s390/include/asm/bitops.h b/arch/s390/include/asm/bitops.h
index 99902b7b9f0c..31e400c1a1f3 100644
--- a/arch/s390/include/asm/bitops.h
+++ b/arch/s390/include/asm/bitops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 1999,2013
*
diff --git a/arch/s390/include/asm/bug.h b/arch/s390/include/asm/bug.h
index ce9cc123988b..429f43a8a8e8 100644
--- a/arch/s390/include/asm/bug.h
+++ b/arch/s390/include/asm/bug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_S390_BUG_H
#define _ASM_S390_BUG_H
diff --git a/arch/s390/include/asm/cache.h b/arch/s390/include/asm/cache.h
index 05219a5e0b2f..d5e22e837416 100644
--- a/arch/s390/include/asm/cache.h
+++ b/arch/s390/include/asm/cache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* S390 version
* Copyright IBM Corp. 1999
diff --git a/arch/s390/include/asm/ccwdev.h b/arch/s390/include/asm/ccwdev.h
index b80e456d6428..633f8da86137 100644
--- a/arch/s390/include/asm/ccwdev.h
+++ b/arch/s390/include/asm/ccwdev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2002, 2009
*
diff --git a/arch/s390/include/asm/ccwgroup.h b/arch/s390/include/asm/ccwgroup.h
index 057ce0ca6377..b00777ce93b4 100644
--- a/arch/s390/include/asm/ccwgroup.h
+++ b/arch/s390/include/asm/ccwgroup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef S390_CCWGROUP_H
#define S390_CCWGROUP_H
diff --git a/arch/s390/include/asm/checksum.h b/arch/s390/include/asm/checksum.h
index 12bf4fef2a68..91e376b0d28c 100644
--- a/arch/s390/include/asm/checksum.h
+++ b/arch/s390/include/asm/checksum.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* S390 fast network checksum routines
*
diff --git a/arch/s390/include/asm/chpid.h b/arch/s390/include/asm/chpid.h
index 7298eec98541..4773f747915c 100644
--- a/arch/s390/include/asm/chpid.h
+++ b/arch/s390/include/asm/chpid.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2007, 2012
* Author(s): Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
diff --git a/arch/s390/include/asm/cio.h b/arch/s390/include/asm/cio.h
index 7a38ca85190b..dc84a0171bb3 100644
--- a/arch/s390/include/asm/cio.h
+++ b/arch/s390/include/asm/cio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Common interface for I/O on S/390
*/
diff --git a/arch/s390/include/asm/clp.h b/arch/s390/include/asm/clp.h
index 5687d62fb0cb..3925b0f085b7 100644
--- a/arch/s390/include/asm/clp.h
+++ b/arch/s390/include/asm/clp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_S390_CLP_H
#define _ASM_S390_CLP_H
diff --git a/arch/s390/include/asm/cmb.h b/arch/s390/include/asm/cmb.h
index ed2630c23f90..599594c3720f 100644
--- a/arch/s390/include/asm/cmb.h
+++ b/arch/s390/include/asm/cmb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef S390_CMB_H
#define S390_CMB_H
diff --git a/arch/s390/include/asm/cmpxchg.h b/arch/s390/include/asm/cmpxchg.h
index 24ea6948e32b..af99c1f66f12 100644
--- a/arch/s390/include/asm/cmpxchg.h
+++ b/arch/s390/include/asm/cmpxchg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 1999, 2011
*
diff --git a/arch/s390/include/asm/compat.h b/arch/s390/include/asm/compat.h
index 07a82bc933a7..1b60eb3676d5 100644
--- a/arch/s390/include/asm/compat.h
+++ b/arch/s390/include/asm/compat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_S390X_COMPAT_H
#define _ASM_S390X_COMPAT_H
/*
diff --git a/arch/s390/include/asm/cpacf.h b/arch/s390/include/asm/cpacf.h
index e06f2556b316..056670ebba67 100644
--- a/arch/s390/include/asm/cpacf.h
+++ b/arch/s390/include/asm/cpacf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* CP Assist for Cryptographic Functions (CPACF)
*
diff --git a/arch/s390/include/asm/cpcmd.h b/arch/s390/include/asm/cpcmd.h
index ca2b0624ad46..c3c993abe964 100644
--- a/arch/s390/include/asm/cpcmd.h
+++ b/arch/s390/include/asm/cpcmd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* S390 version
* Copyright IBM Corp. 1999
diff --git a/arch/s390/include/asm/cpu.h b/arch/s390/include/asm/cpu.h
index 91541000378e..62228a884e06 100644
--- a/arch/s390/include/asm/cpu.h
+++ b/arch/s390/include/asm/cpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2000, 2009
* Author(s): Hartmut Penner <hp@de.ibm.com>,
diff --git a/arch/s390/include/asm/cpufeature.h b/arch/s390/include/asm/cpufeature.h
index fa7e69b7c299..1d007c6ede95 100644
--- a/arch/s390/include/asm/cpufeature.h
+++ b/arch/s390/include/asm/cpufeature.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Module interface for CPU features
*
diff --git a/arch/s390/include/asm/cputime.h b/arch/s390/include/asm/cputime.h
index 9072bf63a846..cb729d111e20 100644
--- a/arch/s390/include/asm/cputime.h
+++ b/arch/s390/include/asm/cputime.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2004
*
diff --git a/arch/s390/include/asm/crw.h b/arch/s390/include/asm/crw.h
index bcb9cd2a730a..c6ebfd31f1db 100644
--- a/arch/s390/include/asm/crw.h
+++ b/arch/s390/include/asm/crw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Data definitions for channel report processing
* Copyright IBM Corp. 2000, 2009
diff --git a/arch/s390/include/asm/css_chars.h b/arch/s390/include/asm/css_chars.h
index 09d1dd46bd57..a478eb61aaf7 100644
--- a/arch/s390/include/asm/css_chars.h
+++ b/arch/s390/include/asm/css_chars.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CSS_CHARS_H
#define _ASM_CSS_CHARS_H
diff --git a/arch/s390/include/asm/ctl_reg.h b/arch/s390/include/asm/ctl_reg.h
index e508dff92535..93e0d72f6c94 100644
--- a/arch/s390/include/asm/ctl_reg.h
+++ b/arch/s390/include/asm/ctl_reg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 1999, 2009
*
diff --git a/arch/s390/include/asm/current.h b/arch/s390/include/asm/current.h
index b80941f30df5..68f84315277c 100644
--- a/arch/s390/include/asm/current.h
+++ b/arch/s390/include/asm/current.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* S390 version
* Copyright IBM Corp. 1999
diff --git a/arch/s390/include/asm/debug.h b/arch/s390/include/asm/debug.h
index df7b54ea956d..a4ed25dd3278 100644
--- a/arch/s390/include/asm/debug.h
+++ b/arch/s390/include/asm/debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* S/390 debug facility
*
diff --git a/arch/s390/include/asm/delay.h b/arch/s390/include/asm/delay.h
index 3f6e4095f471..898323fd93d2 100644
--- a/arch/s390/include/asm/delay.h
+++ b/arch/s390/include/asm/delay.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* S390 version
* Copyright IBM Corp. 1999
diff --git a/arch/s390/include/asm/diag.h b/arch/s390/include/asm/diag.h
index 88162bb5c190..6db78567294c 100644
--- a/arch/s390/include/asm/diag.h
+++ b/arch/s390/include/asm/diag.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* s390 diagnose functions
*
diff --git a/arch/s390/include/asm/dis.h b/arch/s390/include/asm/dis.h
index 37f617dfbede..78d1b2d725b9 100644
--- a/arch/s390/include/asm/dis.h
+++ b/arch/s390/include/asm/dis.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Disassemble s390 instructions.
*
diff --git a/arch/s390/include/asm/dma-mapping.h b/arch/s390/include/asm/dma-mapping.h
index 512ad0eaa11a..8fc8764fe5ee 100644
--- a/arch/s390/include/asm/dma-mapping.h
+++ b/arch/s390/include/asm/dma-mapping.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_S390_DMA_MAPPING_H
#define _ASM_S390_DMA_MAPPING_H
diff --git a/arch/s390/include/asm/dma.h b/arch/s390/include/asm/dma.h
index bb9bdcd20864..6f26f35d4a71 100644
--- a/arch/s390/include/asm/dma.h
+++ b/arch/s390/include/asm/dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_S390_DMA_H
#define _ASM_S390_DMA_H
diff --git a/arch/s390/include/asm/eadm.h b/arch/s390/include/asm/eadm.h
index 144809a3f4f6..eb5323161f11 100644
--- a/arch/s390/include/asm/eadm.h
+++ b/arch/s390/include/asm/eadm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_S390_EADM_H
#define _ASM_S390_EADM_H
diff --git a/arch/s390/include/asm/ebcdic.h b/arch/s390/include/asm/ebcdic.h
index b71735eab23f..29441beb92e6 100644
--- a/arch/s390/include/asm/ebcdic.h
+++ b/arch/s390/include/asm/ebcdic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* EBCDIC -> ASCII, ASCII -> EBCDIC conversion routines.
*
diff --git a/arch/s390/include/asm/elf.h b/arch/s390/include/asm/elf.h
index 65998a1f5d43..9a3cb3983c01 100644
--- a/arch/s390/include/asm/elf.h
+++ b/arch/s390/include/asm/elf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* S390 version
*
diff --git a/arch/s390/include/asm/exec.h b/arch/s390/include/asm/exec.h
index c4a93d6327fa..641bfbec9d52 100644
--- a/arch/s390/include/asm/exec.h
+++ b/arch/s390/include/asm/exec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 1999, 2009
*
diff --git a/arch/s390/include/asm/extable.h b/arch/s390/include/asm/extable.h
index 16cfe2d62eeb..80a4e5a9cb46 100644
--- a/arch/s390/include/asm/extable.h
+++ b/arch/s390/include/asm/extable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __S390_EXTABLE_H
#define __S390_EXTABLE_H
/*
diff --git a/arch/s390/include/asm/extmem.h b/arch/s390/include/asm/extmem.h
index 6276002d76ba..568fd81bb77b 100644
--- a/arch/s390/include/asm/extmem.h
+++ b/arch/s390/include/asm/extmem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* definitions for external memory segment support
* Copyright IBM Corp. 2003
diff --git a/arch/s390/include/asm/facility.h b/arch/s390/include/asm/facility.h
index cb60d5c5755d..f040644575b7 100644
--- a/arch/s390/include/asm/facility.h
+++ b/arch/s390/include/asm/facility.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 1999, 2009
*
diff --git a/arch/s390/include/asm/fcx.h b/arch/s390/include/asm/fcx.h
index 04cb4b4bcc5f..cff0749e9657 100644
--- a/arch/s390/include/asm/fcx.h
+++ b/arch/s390/include/asm/fcx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Functions for assembling fcx enabled I/O control blocks.
*
diff --git a/arch/s390/include/asm/fpu/api.h b/arch/s390/include/asm/fpu/api.h
index 02124d66bfb5..34a7ae68485c 100644
--- a/arch/s390/include/asm/fpu/api.h
+++ b/arch/s390/include/asm/fpu/api.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* In-kernel FPU support functions
*
diff --git a/arch/s390/include/asm/fpu/internal.h b/arch/s390/include/asm/fpu/internal.h
index 629c90865a07..4a71dbbf76fb 100644
--- a/arch/s390/include/asm/fpu/internal.h
+++ b/arch/s390/include/asm/fpu/internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* FPU state and register content conversion primitives
*
diff --git a/arch/s390/include/asm/fpu/types.h b/arch/s390/include/asm/fpu/types.h
index bce255ead72b..d889e9436865 100644
--- a/arch/s390/include/asm/fpu/types.h
+++ b/arch/s390/include/asm/fpu/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* FPU data structures
*
diff --git a/arch/s390/include/asm/ftrace.h b/arch/s390/include/asm/ftrace.h
index 836c56290499..cfccc0edd00d 100644
--- a/arch/s390/include/asm/ftrace.h
+++ b/arch/s390/include/asm/ftrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_S390_FTRACE_H
#define _ASM_S390_FTRACE_H
diff --git a/arch/s390/include/asm/futex.h b/arch/s390/include/asm/futex.h
index 8f8eec9e1198..9b5a3469fed9 100644
--- a/arch/s390/include/asm/futex.h
+++ b/arch/s390/include/asm/futex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_S390_FUTEX_H
#define _ASM_S390_FUTEX_H
diff --git a/arch/s390/include/asm/gmap.h b/arch/s390/include/asm/gmap.h
index 741ddba0bf11..e07cce88dfb0 100644
--- a/arch/s390/include/asm/gmap.h
+++ b/arch/s390/include/asm/gmap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* KVM guest address space mapping code
*
diff --git a/arch/s390/include/asm/hardirq.h b/arch/s390/include/asm/hardirq.h
index b7eabaaeffbd..a296c6acfd07 100644
--- a/arch/s390/include/asm/hardirq.h
+++ b/arch/s390/include/asm/hardirq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* S390 version
* Copyright IBM Corp. 1999, 2000
diff --git a/arch/s390/include/asm/hugetlb.h b/arch/s390/include/asm/hugetlb.h
index d95869ce3ca2..9c5fc50204dd 100644
--- a/arch/s390/include/asm/hugetlb.h
+++ b/arch/s390/include/asm/hugetlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* IBM System z Huge TLB Page Support for Kernel.
*
diff --git a/arch/s390/include/asm/hw_irq.h b/arch/s390/include/asm/hw_irq.h
index ee96a8b697f9..adae176757ae 100644
--- a/arch/s390/include/asm/hw_irq.h
+++ b/arch/s390/include/asm/hw_irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _HW_IRQ_H
#define _HW_IRQ_H
diff --git a/arch/s390/include/asm/idals.h b/arch/s390/include/asm/idals.h
index 280b60a0bcd4..15578fd762f6 100644
--- a/arch/s390/include/asm/idals.h
+++ b/arch/s390/include/asm/idals.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Author(s)......: Holger Smolinski <Holger.Smolinski@de.ibm.com>
* Martin Schwidefsky <schwidefsky@de.ibm.com>
diff --git a/arch/s390/include/asm/idle.h b/arch/s390/include/asm/idle.h
index 51ff96d9f287..6d4226dcf42a 100644
--- a/arch/s390/include/asm/idle.h
+++ b/arch/s390/include/asm/idle.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2014
*
diff --git a/arch/s390/include/asm/io.h b/arch/s390/include/asm/io.h
index 904e4b3af95d..f34d729347e4 100644
--- a/arch/s390/include/asm/io.h
+++ b/arch/s390/include/asm/io.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* S390 version
* Copyright IBM Corp. 1999
diff --git a/arch/s390/include/asm/ipl.h b/arch/s390/include/asm/ipl.h
index 6810bd757312..5a8d92758a58 100644
--- a/arch/s390/include/asm/ipl.h
+++ b/arch/s390/include/asm/ipl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* s390 (re)ipl support
*
diff --git a/arch/s390/include/asm/irq.h b/arch/s390/include/asm/irq.h
index 70c9bce766f5..2f7f27e5493f 100644
--- a/arch/s390/include/asm/irq.h
+++ b/arch/s390/include/asm/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IRQ_H
#define _ASM_IRQ_H
diff --git a/arch/s390/include/asm/irqflags.h b/arch/s390/include/asm/irqflags.h
index 595a275c36f8..586df4c9e2f2 100644
--- a/arch/s390/include/asm/irqflags.h
+++ b/arch/s390/include/asm/irqflags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2006, 2010
* Author(s): Martin Schwidefsky <schwidefsky@de.ibm.com>
diff --git a/arch/s390/include/asm/isc.h b/arch/s390/include/asm/isc.h
index 8a0b721a9b8d..6cb9e2ed05b6 100644
--- a/arch/s390/include/asm/isc.h
+++ b/arch/s390/include/asm/isc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_S390_ISC_H
#define _ASM_S390_ISC_H
diff --git a/arch/s390/include/asm/itcw.h b/arch/s390/include/asm/itcw.h
index fb1bedd3dc0d..59b73961320d 100644
--- a/arch/s390/include/asm/itcw.h
+++ b/arch/s390/include/asm/itcw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Functions for incremental construction of fcx enabled I/O control blocks.
*
diff --git a/arch/s390/include/asm/jump_label.h b/arch/s390/include/asm/jump_label.h
index 9be198f5ee79..40f651292aa7 100644
--- a/arch/s390/include/asm/jump_label.h
+++ b/arch/s390/include/asm/jump_label.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_S390_JUMP_LABEL_H
#define _ASM_S390_JUMP_LABEL_H
diff --git a/arch/s390/include/asm/kdebug.h b/arch/s390/include/asm/kdebug.h
index 5c1abd47612a..d5327f064799 100644
--- a/arch/s390/include/asm/kdebug.h
+++ b/arch/s390/include/asm/kdebug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _S390_KDEBUG_H
#define _S390_KDEBUG_H
diff --git a/arch/s390/include/asm/kexec.h b/arch/s390/include/asm/kexec.h
index dccf24ee26d3..1d708a419326 100644
--- a/arch/s390/include/asm/kexec.h
+++ b/arch/s390/include/asm/kexec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2005
*
diff --git a/arch/s390/include/asm/linkage.h b/arch/s390/include/asm/linkage.h
index 27da78cf416d..1b95da3fdd64 100644
--- a/arch/s390/include/asm/linkage.h
+++ b/arch/s390/include/asm/linkage.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_LINKAGE_H
#define __ASM_LINKAGE_H
diff --git a/arch/s390/include/asm/lowcore.h b/arch/s390/include/asm/lowcore.h
index a6870ea6ea8b..917f7344cab6 100644
--- a/arch/s390/include/asm/lowcore.h
+++ b/arch/s390/include/asm/lowcore.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 1999, 2012
* Author(s): Hartmut Penner <hp@de.ibm.com>,
diff --git a/arch/s390/include/asm/mmu.h b/arch/s390/include/asm/mmu.h
index 3f46a6577b8d..db35c41a59d5 100644
--- a/arch/s390/include/asm/mmu.h
+++ b/arch/s390/include/asm/mmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MMU_H
#define __MMU_H
diff --git a/arch/s390/include/asm/mmu_context.h b/arch/s390/include/asm/mmu_context.h
index 3c9abedc323c..43607bb12cc2 100644
--- a/arch/s390/include/asm/mmu_context.h
+++ b/arch/s390/include/asm/mmu_context.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* S390 version
*
diff --git a/arch/s390/include/asm/mmzone.h b/arch/s390/include/asm/mmzone.h
index a9e834e60b84..73e3e7c6976c 100644
--- a/arch/s390/include/asm/mmzone.h
+++ b/arch/s390/include/asm/mmzone.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* NUMA support for s390
*
diff --git a/arch/s390/include/asm/module.h b/arch/s390/include/asm/module.h
index df1f861a848a..e0a6d29846e2 100644
--- a/arch/s390/include/asm/module.h
+++ b/arch/s390/include/asm/module.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_S390_MODULE_H
#define _ASM_S390_MODULE_H
diff --git a/arch/s390/include/asm/nmi.h b/arch/s390/include/asm/nmi.h
index c8e211b9a002..c8a7beadd3d4 100644
--- a/arch/s390/include/asm/nmi.h
+++ b/arch/s390/include/asm/nmi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Machine check handler definitions
*
diff --git a/arch/s390/include/asm/numa.h b/arch/s390/include/asm/numa.h
index dc19ee0c92aa..35f8cbe7e5bb 100644
--- a/arch/s390/include/asm/numa.h
+++ b/arch/s390/include/asm/numa.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* NUMA support for s390
*
diff --git a/arch/s390/include/asm/os_info.h b/arch/s390/include/asm/os_info.h
index 943475382d51..3c89279d2a4b 100644
--- a/arch/s390/include/asm/os_info.h
+++ b/arch/s390/include/asm/os_info.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* OS info memory interface
*
diff --git a/arch/s390/include/asm/page-states.h b/arch/s390/include/asm/page-states.h
index 22b0f49e87c1..c33c4deb545f 100644
--- a/arch/s390/include/asm/page-states.h
+++ b/arch/s390/include/asm/page-states.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2017
* Author(s): Claudio Imbrenda <imbrenda@linux.vnet.ibm.com>
diff --git a/arch/s390/include/asm/page.h b/arch/s390/include/asm/page.h
index 5d5c2b3500a4..41e3908b397f 100644
--- a/arch/s390/include/asm/page.h
+++ b/arch/s390/include/asm/page.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* S390 version
* Copyright IBM Corp. 1999, 2000
diff --git a/arch/s390/include/asm/pci.h b/arch/s390/include/asm/pci.h
index 386df9adef0a..12fe3591034f 100644
--- a/arch/s390/include/asm/pci.h
+++ b/arch/s390/include/asm/pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_S390_PCI_H
#define __ASM_S390_PCI_H
diff --git a/arch/s390/include/asm/pci_clp.h b/arch/s390/include/asm/pci_clp.h
index 938b8cc19fc6..b3b31b31f0d3 100644
--- a/arch/s390/include/asm/pci_clp.h
+++ b/arch/s390/include/asm/pci_clp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_S390_PCI_CLP_H
#define _ASM_S390_PCI_CLP_H
diff --git a/arch/s390/include/asm/pci_debug.h b/arch/s390/include/asm/pci_debug.h
index ac24b26fc065..6c2c38060f8b 100644
--- a/arch/s390/include/asm/pci_debug.h
+++ b/arch/s390/include/asm/pci_debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _S390_ASM_PCI_DEBUG_H
#define _S390_ASM_PCI_DEBUG_H
diff --git a/arch/s390/include/asm/pci_dma.h b/arch/s390/include/asm/pci_dma.h
index 92df3eb8d14e..e8d9161fa17a 100644
--- a/arch/s390/include/asm/pci_dma.h
+++ b/arch/s390/include/asm/pci_dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_S390_PCI_DMA_H
#define _ASM_S390_PCI_DMA_H
diff --git a/arch/s390/include/asm/pci_insn.h b/arch/s390/include/asm/pci_insn.h
index 34abcf275799..419e83fa4721 100644
--- a/arch/s390/include/asm/pci_insn.h
+++ b/arch/s390/include/asm/pci_insn.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_S390_PCI_INSN_H
#define _ASM_S390_PCI_INSN_H
diff --git a/arch/s390/include/asm/pci_io.h b/arch/s390/include/asm/pci_io.h
index 69aa18be61af..cbb9cb9c6547 100644
--- a/arch/s390/include/asm/pci_io.h
+++ b/arch/s390/include/asm/pci_io.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_S390_PCI_IO_H
#define _ASM_S390_PCI_IO_H
diff --git a/arch/s390/include/asm/percpu.h b/arch/s390/include/asm/percpu.h
index 90240dfef76a..0095ddb58ff6 100644
--- a/arch/s390/include/asm/percpu.h
+++ b/arch/s390/include/asm/percpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ARCH_S390_PERCPU__
#define __ARCH_S390_PERCPU__
diff --git a/arch/s390/include/asm/perf_event.h b/arch/s390/include/asm/perf_event.h
index dd32beb9d30c..79aa6421fedb 100644
--- a/arch/s390/include/asm/perf_event.h
+++ b/arch/s390/include/asm/perf_event.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Performance event support - s390 specific definitions.
*
diff --git a/arch/s390/include/asm/pgalloc.h b/arch/s390/include/asm/pgalloc.h
index a0d9167519b1..bbe99cb8219d 100644
--- a/arch/s390/include/asm/pgalloc.h
+++ b/arch/s390/include/asm/pgalloc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* S390 version
* Copyright IBM Corp. 1999, 2000
diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h
index 20e75a2ca93a..d7fe9838084d 100644
--- a/arch/s390/include/asm/pgtable.h
+++ b/arch/s390/include/asm/pgtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* S390 version
* Copyright IBM Corp. 1999, 2000
diff --git a/arch/s390/include/asm/pkey.h b/arch/s390/include/asm/pkey.h
index 4c484590d858..053117ba7328 100644
--- a/arch/s390/include/asm/pkey.h
+++ b/arch/s390/include/asm/pkey.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Kernelspace interface to the pkey device driver
*
diff --git a/arch/s390/include/asm/preempt.h b/arch/s390/include/asm/preempt.h
index b0776b2c8dcf..23a14d187fb1 100644
--- a/arch/s390/include/asm/preempt.h
+++ b/arch/s390/include/asm/preempt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_PREEMPT_H
#define __ASM_PREEMPT_H
diff --git a/arch/s390/include/asm/processor.h b/arch/s390/include/asm/processor.h
index c25d57e0aad3..9cf92abe23c3 100644
--- a/arch/s390/include/asm/processor.h
+++ b/arch/s390/include/asm/processor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* S390 version
* Copyright IBM Corp. 1999
diff --git a/arch/s390/include/asm/ptrace.h b/arch/s390/include/asm/ptrace.h
index 853b01245c20..2f84e77f1f1b 100644
--- a/arch/s390/include/asm/ptrace.h
+++ b/arch/s390/include/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* S390 version
* Copyright IBM Corp. 1999, 2000
diff --git a/arch/s390/include/asm/qdio.h b/arch/s390/include/asm/qdio.h
index eaee69e7c42a..de11ecc99c7c 100644
--- a/arch/s390/include/asm/qdio.h
+++ b/arch/s390/include/asm/qdio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2000, 2008
* Author(s): Utz Bacher <utz.bacher@de.ibm.com>
diff --git a/arch/s390/include/asm/reset.h b/arch/s390/include/asm/reset.h
index fe11fa88a0e0..6450b31ade03 100644
--- a/arch/s390/include/asm/reset.h
+++ b/arch/s390/include/asm/reset.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2006
* Author(s): Heiko Carstens <heiko.carstens@de.ibm.com>
diff --git a/arch/s390/include/asm/runtime_instr.h b/arch/s390/include/asm/runtime_instr.h
index 402ad6df4897..ea8896ba5afc 100644
--- a/arch/s390/include/asm/runtime_instr.h
+++ b/arch/s390/include/asm/runtime_instr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _RUNTIME_INSTR_H
#define _RUNTIME_INSTR_H
diff --git a/arch/s390/include/asm/rwsem.h b/arch/s390/include/asm/rwsem.h
index 597e7e96b59e..f731b7b518bd 100644
--- a/arch/s390/include/asm/rwsem.h
+++ b/arch/s390/include/asm/rwsem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _S390_RWSEM_H
#define _S390_RWSEM_H
diff --git a/arch/s390/include/asm/schid.h b/arch/s390/include/asm/schid.h
index 40b47dfa9d66..3ac405a67ff0 100644
--- a/arch/s390/include/asm/schid.h
+++ b/arch/s390/include/asm/schid.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASM_SCHID_H
#define ASM_SCHID_H
diff --git a/arch/s390/include/asm/sclp.h b/arch/s390/include/asm/sclp.h
index 6f5167bc1928..d3c1a8a2e3ad 100644
--- a/arch/s390/include/asm/sclp.h
+++ b/arch/s390/include/asm/sclp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2007
* Author(s): Heiko Carstens <heiko.carstens@de.ibm.com>
diff --git a/arch/s390/include/asm/scsw.h b/arch/s390/include/asm/scsw.h
index 17a7904f001a..79b7ffa91832 100644
--- a/arch/s390/include/asm/scsw.h
+++ b/arch/s390/include/asm/scsw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Helper functions for scsw access.
*
diff --git a/arch/s390/include/asm/seccomp.h b/arch/s390/include/asm/seccomp.h
index e10f8337367b..795bbe0d7ca6 100644
--- a/arch/s390/include/asm/seccomp.h
+++ b/arch/s390/include/asm/seccomp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_S390_SECCOMP_H
#define _ASM_S390_SECCOMP_H
diff --git a/arch/s390/include/asm/sections.h b/arch/s390/include/asm/sections.h
index fbd9116eb17b..0ac3e8166e85 100644
--- a/arch/s390/include/asm/sections.h
+++ b/arch/s390/include/asm/sections.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _S390_SECTIONS_H
#define _S390_SECTIONS_H
diff --git a/arch/s390/include/asm/serial.h b/arch/s390/include/asm/serial.h
index 5b3e48ef534b..aaf85a69061c 100644
--- a/arch/s390/include/asm/serial.h
+++ b/arch/s390/include/asm/serial.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_S390_SERIAL_H
#define _ASM_S390_SERIAL_H
diff --git a/arch/s390/include/asm/set_memory.h b/arch/s390/include/asm/set_memory.h
index 46a4db44c47a..c59a83536c70 100644
--- a/arch/s390/include/asm/set_memory.h
+++ b/arch/s390/include/asm/set_memory.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASMS390_SET_MEMORY_H
#define _ASMS390_SET_MEMORY_H
diff --git a/arch/s390/include/asm/setup.h b/arch/s390/include/asm/setup.h
index 490e035b3716..f2c2b7cd9099 100644
--- a/arch/s390/include/asm/setup.h
+++ b/arch/s390/include/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* S390 version
* Copyright IBM Corp. 1999, 2010
diff --git a/arch/s390/include/asm/shmparam.h b/arch/s390/include/asm/shmparam.h
index e985182738f8..e75d45649c54 100644
--- a/arch/s390/include/asm/shmparam.h
+++ b/arch/s390/include/asm/shmparam.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* S390 version
*
diff --git a/arch/s390/include/asm/signal.h b/arch/s390/include/asm/signal.h
index abf9e5735943..7daf4d8b5ee5 100644
--- a/arch/s390/include/asm/signal.h
+++ b/arch/s390/include/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* S390 version
*
diff --git a/arch/s390/include/asm/sigp.h b/arch/s390/include/asm/sigp.h
index 020a8814d511..53ee795cd3d3 100644
--- a/arch/s390/include/asm/sigp.h
+++ b/arch/s390/include/asm/sigp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __S390_ASM_SIGP_H
#define __S390_ASM_SIGP_H
diff --git a/arch/s390/include/asm/smp.h b/arch/s390/include/asm/smp.h
index 3deb134587b7..babe83ed416c 100644
--- a/arch/s390/include/asm/smp.h
+++ b/arch/s390/include/asm/smp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 1999, 2012
* Author(s): Denis Joseph Barrow,
diff --git a/arch/s390/include/asm/sparsemem.h b/arch/s390/include/asm/sparsemem.h
index 334e279f1bce..c549893602ea 100644
--- a/arch/s390/include/asm/sparsemem.h
+++ b/arch/s390/include/asm/sparsemem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_S390_SPARSEMEM_H
#define _ASM_S390_SPARSEMEM_H
diff --git a/arch/s390/include/asm/spinlock.h b/arch/s390/include/asm/spinlock.h
index 8182b521c42f..f3f5e0155b10 100644
--- a/arch/s390/include/asm/spinlock.h
+++ b/arch/s390/include/asm/spinlock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* S390 version
* Copyright IBM Corp. 1999
diff --git a/arch/s390/include/asm/spinlock_types.h b/arch/s390/include/asm/spinlock_types.h
index fe755eec275f..1861a0c5dd47 100644
--- a/arch/s390/include/asm/spinlock_types.h
+++ b/arch/s390/include/asm/spinlock_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SPINLOCK_TYPES_H
#define __ASM_SPINLOCK_TYPES_H
diff --git a/arch/s390/include/asm/stp.h b/arch/s390/include/asm/stp.h
index 7689727585b2..f0ddefb06ec8 100644
--- a/arch/s390/include/asm/stp.h
+++ b/arch/s390/include/asm/stp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2006
* Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com)
diff --git a/arch/s390/include/asm/string.h b/arch/s390/include/asm/string.h
index e5f5c7074f2c..27ce494198f5 100644
--- a/arch/s390/include/asm/string.h
+++ b/arch/s390/include/asm/string.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* S390 version
* Copyright IBM Corp. 1999
diff --git a/arch/s390/include/asm/switch_to.h b/arch/s390/include/asm/switch_to.h
index f6c2b5814ab0..c21fe1d57c00 100644
--- a/arch/s390/include/asm/switch_to.h
+++ b/arch/s390/include/asm/switch_to.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 1999, 2009
*
diff --git a/arch/s390/include/asm/termios.h b/arch/s390/include/asm/termios.h
index db028d17f061..46fa3020b41e 100644
--- a/arch/s390/include/asm/termios.h
+++ b/arch/s390/include/asm/termios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* S390 version
*
diff --git a/arch/s390/include/asm/thread_info.h b/arch/s390/include/asm/thread_info.h
index 1aecf432c48d..0880a37b6d3b 100644
--- a/arch/s390/include/asm/thread_info.h
+++ b/arch/s390/include/asm/thread_info.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* S390 version
* Copyright IBM Corp. 2002, 2006
diff --git a/arch/s390/include/asm/timex.h b/arch/s390/include/asm/timex.h
index 93f2eb3f277c..64539c221672 100644
--- a/arch/s390/include/asm/timex.h
+++ b/arch/s390/include/asm/timex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* S390 version
* Copyright IBM Corp. 1999
diff --git a/arch/s390/include/asm/tlb.h b/arch/s390/include/asm/tlb.h
index 3a14b864b2e3..457b7ba0fbb6 100644
--- a/arch/s390/include/asm/tlb.h
+++ b/arch/s390/include/asm/tlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _S390_TLB_H
#define _S390_TLB_H
diff --git a/arch/s390/include/asm/tlbflush.h b/arch/s390/include/asm/tlbflush.h
index b08d5bc2666e..8c840f0904f3 100644
--- a/arch/s390/include/asm/tlbflush.h
+++ b/arch/s390/include/asm/tlbflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _S390_TLBFLUSH_H
#define _S390_TLBFLUSH_H
diff --git a/arch/s390/include/asm/topology.h b/arch/s390/include/asm/topology.h
index 5222da162b69..55de4eb73604 100644
--- a/arch/s390/include/asm/topology.h
+++ b/arch/s390/include/asm/topology.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_S390_TOPOLOGY_H
#define _ASM_S390_TOPOLOGY_H
diff --git a/arch/s390/include/asm/trace/diag.h b/arch/s390/include/asm/trace/diag.h
index cc6cfe7889da..22fcac4ff9f0 100644
--- a/arch/s390/include/asm/trace/diag.h
+++ b/arch/s390/include/asm/trace/diag.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Tracepoint header for s390 diagnose calls
*
diff --git a/arch/s390/include/asm/trace/zcrypt.h b/arch/s390/include/asm/trace/zcrypt.h
index adcb77fafa9d..457ddaa99e19 100644
--- a/arch/s390/include/asm/trace/zcrypt.h
+++ b/arch/s390/include/asm/trace/zcrypt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Tracepoint definitions for the s390 zcrypt device driver
*
diff --git a/arch/s390/include/asm/uaccess.h b/arch/s390/include/asm/uaccess.h
index 304cfe44df50..cdd0f0d999e2 100644
--- a/arch/s390/include/asm/uaccess.h
+++ b/arch/s390/include/asm/uaccess.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* S390 version
* Copyright IBM Corp. 1999, 2000
diff --git a/arch/s390/include/asm/unistd.h b/arch/s390/include/asm/unistd.h
index 3066031a73fe..7807093b73be 100644
--- a/arch/s390/include/asm/unistd.h
+++ b/arch/s390/include/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* S390 version
*
diff --git a/arch/s390/include/asm/uprobes.h b/arch/s390/include/asm/uprobes.h
index 658393c65d7e..b60b3c7ef699 100644
--- a/arch/s390/include/asm/uprobes.h
+++ b/arch/s390/include/asm/uprobes.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* User-space Probes (UProbes) for s390
*
diff --git a/arch/s390/include/asm/user.h b/arch/s390/include/asm/user.h
index 6ed1d1886333..0ca572ced21b 100644
--- a/arch/s390/include/asm/user.h
+++ b/arch/s390/include/asm/user.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* S390 version
*
diff --git a/arch/s390/include/asm/vdso.h b/arch/s390/include/asm/vdso.h
index 88bdc477a843..bb2ce72300b0 100644
--- a/arch/s390/include/asm/vdso.h
+++ b/arch/s390/include/asm/vdso.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __S390_VDSO_H__
#define __S390_VDSO_H__
diff --git a/arch/s390/include/asm/vtime.h b/arch/s390/include/asm/vtime.h
index af9896c53eb3..3622d4ebc73a 100644
--- a/arch/s390/include/asm/vtime.h
+++ b/arch/s390/include/asm/vtime.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _S390_VTIME_H
#define _S390_VTIME_H
diff --git a/arch/s390/include/asm/vtimer.h b/arch/s390/include/asm/vtimer.h
index 10a179af62d8..42f707d1c1e8 100644
--- a/arch/s390/include/asm/vtimer.h
+++ b/arch/s390/include/asm/vtimer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2003, 2012
* Virtual CPU timer
diff --git a/arch/s390/include/asm/vx-insn.h b/arch/s390/include/asm/vx-insn.h
index 49c24a2afce0..266a72320e05 100644
--- a/arch/s390/include/asm/vx-insn.h
+++ b/arch/s390/include/asm/vx-insn.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Support for Vector Instructions
*
diff --git a/arch/s390/include/asm/xor.h b/arch/s390/include/asm/xor.h
index c988df744a70..857d6759b67f 100644
--- a/arch/s390/include/asm/xor.h
+++ b/arch/s390/include/asm/xor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Optimited xor routines
*
diff --git a/arch/s390/include/uapi/asm/auxvec.h b/arch/s390/include/uapi/asm/auxvec.h
index c53e08442255..a056c4637ffc 100644
--- a/arch/s390/include/uapi/asm/auxvec.h
+++ b/arch/s390/include/uapi/asm/auxvec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASMS390_AUXVEC_H
#define __ASMS390_AUXVEC_H
diff --git a/arch/s390/include/uapi/asm/bitsperlong.h b/arch/s390/include/uapi/asm/bitsperlong.h
index 6b235aea9c66..cceaf47b021a 100644
--- a/arch/s390/include/uapi/asm/bitsperlong.h
+++ b/arch/s390/include/uapi/asm/bitsperlong.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_S390_BITSPERLONG_H
#define __ASM_S390_BITSPERLONG_H
diff --git a/arch/s390/include/uapi/asm/byteorder.h b/arch/s390/include/uapi/asm/byteorder.h
index a332e59e26fc..1442b57dd91b 100644
--- a/arch/s390/include/uapi/asm/byteorder.h
+++ b/arch/s390/include/uapi/asm/byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _S390_BYTEORDER_H
#define _S390_BYTEORDER_H
diff --git a/arch/s390/include/uapi/asm/chpid.h b/arch/s390/include/uapi/asm/chpid.h
index 6b4fb29cc197..2ae2ed8c0963 100644
--- a/arch/s390/include/uapi/asm/chpid.h
+++ b/arch/s390/include/uapi/asm/chpid.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright IBM Corp. 2007, 2012
* Author(s): Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
diff --git a/arch/s390/include/uapi/asm/chsc.h b/arch/s390/include/uapi/asm/chsc.h
index 65dc694725a8..dc329aa03f76 100644
--- a/arch/s390/include/uapi/asm/chsc.h
+++ b/arch/s390/include/uapi/asm/chsc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* ioctl interface for /dev/chsc
*
diff --git a/arch/s390/include/uapi/asm/clp.h b/arch/s390/include/uapi/asm/clp.h
index ab72d9d24373..b36d9e9cdde6 100644
--- a/arch/s390/include/uapi/asm/clp.h
+++ b/arch/s390/include/uapi/asm/clp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* ioctl interface for /dev/clp
*
diff --git a/arch/s390/include/uapi/asm/cmb.h b/arch/s390/include/uapi/asm/cmb.h
index 0c086d00d89e..ecbe94941403 100644
--- a/arch/s390/include/uapi/asm/cmb.h
+++ b/arch/s390/include/uapi/asm/cmb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPIS390_CMB_H
#define _UAPIS390_CMB_H
diff --git a/arch/s390/include/uapi/asm/dasd.h b/arch/s390/include/uapi/asm/dasd.h
index ab5797cdc1b7..451c601406b6 100644
--- a/arch/s390/include/uapi/asm/dasd.h
+++ b/arch/s390/include/uapi/asm/dasd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Author(s)......: Holger Smolinski <Holger.Smolinski@de.ibm.com>
* Bugreports.to..: <Linux390@de.ibm.com>
diff --git a/arch/s390/include/uapi/asm/debug.h b/arch/s390/include/uapi/asm/debug.h
index c59fc79125f2..c7c564d9aea4 100644
--- a/arch/s390/include/uapi/asm/debug.h
+++ b/arch/s390/include/uapi/asm/debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* S/390 debug facility
*
diff --git a/arch/s390/include/uapi/asm/guarded_storage.h b/arch/s390/include/uapi/asm/guarded_storage.h
index 852850e8e17e..666af1c33b59 100644
--- a/arch/s390/include/uapi/asm/guarded_storage.h
+++ b/arch/s390/include/uapi/asm/guarded_storage.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _GUARDED_STORAGE_H
#define _GUARDED_STORAGE_H
diff --git a/arch/s390/include/uapi/asm/hypfs.h b/arch/s390/include/uapi/asm/hypfs.h
index b3fe12d8dd87..fe6174e142cf 100644
--- a/arch/s390/include/uapi/asm/hypfs.h
+++ b/arch/s390/include/uapi/asm/hypfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Structures for hypfs interface
*
diff --git a/arch/s390/include/uapi/asm/ioctls.h b/arch/s390/include/uapi/asm/ioctls.h
index 960a4c1ebdf1..342a3284e69a 100644
--- a/arch/s390/include/uapi/asm/ioctls.h
+++ b/arch/s390/include/uapi/asm/ioctls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ARCH_S390_IOCTLS_H__
#define __ARCH_S390_IOCTLS_H__
diff --git a/arch/s390/include/uapi/asm/ipcbuf.h b/arch/s390/include/uapi/asm/ipcbuf.h
index 37f293d12c8f..5b1c4f47c656 100644
--- a/arch/s390/include/uapi/asm/ipcbuf.h
+++ b/arch/s390/include/uapi/asm/ipcbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __S390_IPCBUF_H__
#define __S390_IPCBUF_H__
diff --git a/arch/s390/include/uapi/asm/kvm.h b/arch/s390/include/uapi/asm/kvm.h
index cd7359e23d86..9ad172dcd912 100644
--- a/arch/s390/include/uapi/asm/kvm.h
+++ b/arch/s390/include/uapi/asm/kvm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_KVM_S390_H
#define __LINUX_KVM_S390_H
/*
diff --git a/arch/s390/include/uapi/asm/kvm_para.h b/arch/s390/include/uapi/asm/kvm_para.h
index ff1f4e7b3015..0dc86b3a7cb0 100644
--- a/arch/s390/include/uapi/asm/kvm_para.h
+++ b/arch/s390/include/uapi/asm/kvm_para.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* User API definitions for paravirtual devices on s390
*
diff --git a/arch/s390/include/uapi/asm/kvm_perf.h b/arch/s390/include/uapi/asm/kvm_perf.h
index 397282727e21..c36c97ffdc6f 100644
--- a/arch/s390/include/uapi/asm/kvm_perf.h
+++ b/arch/s390/include/uapi/asm/kvm_perf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Definitions for perf-kvm on s390
*
diff --git a/arch/s390/include/uapi/asm/kvm_virtio.h b/arch/s390/include/uapi/asm/kvm_virtio.h
index 44a438ca9e72..73283677a132 100644
--- a/arch/s390/include/uapi/asm/kvm_virtio.h
+++ b/arch/s390/include/uapi/asm/kvm_virtio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* definition for virtio for kvm on s390
*
diff --git a/arch/s390/include/uapi/asm/monwriter.h b/arch/s390/include/uapi/asm/monwriter.h
index f845c8e2f861..03d172f314a3 100644
--- a/arch/s390/include/uapi/asm/monwriter.h
+++ b/arch/s390/include/uapi/asm/monwriter.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright IBM Corp. 2006
* Character device driver for writing z/VM APPLDATA monitor records
diff --git a/arch/s390/include/uapi/asm/msgbuf.h b/arch/s390/include/uapi/asm/msgbuf.h
index 1bbdee927924..604f847cd68c 100644
--- a/arch/s390/include/uapi/asm/msgbuf.h
+++ b/arch/s390/include/uapi/asm/msgbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _S390_MSGBUF_H
#define _S390_MSGBUF_H
diff --git a/arch/s390/include/uapi/asm/pkey.h b/arch/s390/include/uapi/asm/pkey.h
index e6c04faf8a6c..6f84a53c3270 100644
--- a/arch/s390/include/uapi/asm/pkey.h
+++ b/arch/s390/include/uapi/asm/pkey.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Userspace interface to the pkey device driver
*
diff --git a/arch/s390/include/uapi/asm/posix_types.h b/arch/s390/include/uapi/asm/posix_types.h
index bf2a2ad2f800..2a3fc638414b 100644
--- a/arch/s390/include/uapi/asm/posix_types.h
+++ b/arch/s390/include/uapi/asm/posix_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* S390 version
*
diff --git a/arch/s390/include/uapi/asm/ptrace.h b/arch/s390/include/uapi/asm/ptrace.h
index 77630c74f13b..0d23c8ff2900 100644
--- a/arch/s390/include/uapi/asm/ptrace.h
+++ b/arch/s390/include/uapi/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* S390 version
* Copyright IBM Corp. 1999, 2000
diff --git a/arch/s390/include/uapi/asm/qeth.h b/arch/s390/include/uapi/asm/qeth.h
index 3a896cf52589..fac9995dfe33 100644
--- a/arch/s390/include/uapi/asm/qeth.h
+++ b/arch/s390/include/uapi/asm/qeth.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* ioctl definitions for qeth driver
*
diff --git a/arch/s390/include/uapi/asm/schid.h b/arch/s390/include/uapi/asm/schid.h
index 32f3ab2a8200..58fca6f48410 100644
--- a/arch/s390/include/uapi/asm/schid.h
+++ b/arch/s390/include/uapi/asm/schid.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPIASM_SCHID_H
#define _UAPIASM_SCHID_H
diff --git a/arch/s390/include/uapi/asm/sclp_ctl.h b/arch/s390/include/uapi/asm/sclp_ctl.h
index f2818613ee41..e4e8c4dcd126 100644
--- a/arch/s390/include/uapi/asm/sclp_ctl.h
+++ b/arch/s390/include/uapi/asm/sclp_ctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* IOCTL interface for SCLP
*
diff --git a/arch/s390/include/uapi/asm/sembuf.h b/arch/s390/include/uapi/asm/sembuf.h
index 32626b0cac4b..3e917697b668 100644
--- a/arch/s390/include/uapi/asm/sembuf.h
+++ b/arch/s390/include/uapi/asm/sembuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _S390_SEMBUF_H
#define _S390_SEMBUF_H
diff --git a/arch/s390/include/uapi/asm/setup.h b/arch/s390/include/uapi/asm/setup.h
index 5a637e3e385e..1f8803a31079 100644
--- a/arch/s390/include/uapi/asm/setup.h
+++ b/arch/s390/include/uapi/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* S390 version
* Copyright IBM Corp. 1999, 2010
diff --git a/arch/s390/include/uapi/asm/shmbuf.h b/arch/s390/include/uapi/asm/shmbuf.h
index eed2e280ce37..9cdce8d7ce60 100644
--- a/arch/s390/include/uapi/asm/shmbuf.h
+++ b/arch/s390/include/uapi/asm/shmbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _S390_SHMBUF_H
#define _S390_SHMBUF_H
diff --git a/arch/s390/include/uapi/asm/sie.h b/arch/s390/include/uapi/asm/sie.h
index 3ac634368939..6ca1e68d7103 100644
--- a/arch/s390/include/uapi/asm/sie.h
+++ b/arch/s390/include/uapi/asm/sie.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_S390_SIE_H
#define _UAPI_ASM_S390_SIE_H
diff --git a/arch/s390/include/uapi/asm/sigcontext.h b/arch/s390/include/uapi/asm/sigcontext.h
index 5f0b8d7ddb0b..8b35033334c4 100644
--- a/arch/s390/include/uapi/asm/sigcontext.h
+++ b/arch/s390/include/uapi/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* S390 version
* Copyright IBM Corp. 1999, 2000
diff --git a/arch/s390/include/uapi/asm/siginfo.h b/arch/s390/include/uapi/asm/siginfo.h
index 91fd3e4b70ce..6984820f2f1c 100644
--- a/arch/s390/include/uapi/asm/siginfo.h
+++ b/arch/s390/include/uapi/asm/siginfo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* S390 version
*
diff --git a/arch/s390/include/uapi/asm/signal.h b/arch/s390/include/uapi/asm/signal.h
index 2f43cfbf5f1a..c57f9d28d894 100644
--- a/arch/s390/include/uapi/asm/signal.h
+++ b/arch/s390/include/uapi/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* S390 version
*
diff --git a/arch/s390/include/uapi/asm/socket.h b/arch/s390/include/uapi/asm/socket.h
index a56916c83565..3510c0fd06f4 100644
--- a/arch/s390/include/uapi/asm/socket.h
+++ b/arch/s390/include/uapi/asm/socket.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* S390 version
*
diff --git a/arch/s390/include/uapi/asm/stat.h b/arch/s390/include/uapi/asm/stat.h
index b4ca97d91466..ac253d23606b 100644
--- a/arch/s390/include/uapi/asm/stat.h
+++ b/arch/s390/include/uapi/asm/stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* S390 version
*
diff --git a/arch/s390/include/uapi/asm/statfs.h b/arch/s390/include/uapi/asm/statfs.h
index 471eb09184d4..72604f7792c3 100644
--- a/arch/s390/include/uapi/asm/statfs.h
+++ b/arch/s390/include/uapi/asm/statfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* S390 version
*
diff --git a/arch/s390/include/uapi/asm/tape390.h b/arch/s390/include/uapi/asm/tape390.h
index b2bc4bab7929..90266c696486 100644
--- a/arch/s390/include/uapi/asm/tape390.h
+++ b/arch/s390/include/uapi/asm/tape390.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*************************************************************************
*
* enables user programs to display messages and control encryption
diff --git a/arch/s390/include/uapi/asm/termios.h b/arch/s390/include/uapi/asm/termios.h
index 554f973db1e6..54223169c806 100644
--- a/arch/s390/include/uapi/asm/termios.h
+++ b/arch/s390/include/uapi/asm/termios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* S390 version
*
diff --git a/arch/s390/include/uapi/asm/types.h b/arch/s390/include/uapi/asm/types.h
index 3c3951e3415b..da034c606314 100644
--- a/arch/s390/include/uapi/asm/types.h
+++ b/arch/s390/include/uapi/asm/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* S390 version
*
diff --git a/arch/s390/include/uapi/asm/ucontext.h b/arch/s390/include/uapi/asm/ucontext.h
index 64a69aa5dde0..c95f42e85337 100644
--- a/arch/s390/include/uapi/asm/ucontext.h
+++ b/arch/s390/include/uapi/asm/ucontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* S390 version
*
diff --git a/arch/s390/include/uapi/asm/unistd.h b/arch/s390/include/uapi/asm/unistd.h
index ea42290e7d51..b52bce8ee941 100644
--- a/arch/s390/include/uapi/asm/unistd.h
+++ b/arch/s390/include/uapi/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* S390 version
*
diff --git a/arch/s390/include/uapi/asm/virtio-ccw.h b/arch/s390/include/uapi/asm/virtio-ccw.h
index a9a4ebf79fa7..967aad390105 100644
--- a/arch/s390/include/uapi/asm/virtio-ccw.h
+++ b/arch/s390/include/uapi/asm/virtio-ccw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Definitions for virtio-ccw devices.
*
diff --git a/arch/s390/include/uapi/asm/vtoc.h b/arch/s390/include/uapi/asm/vtoc.h
index 221419de275e..50c1d7b9e844 100644
--- a/arch/s390/include/uapi/asm/vtoc.h
+++ b/arch/s390/include/uapi/asm/vtoc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file contains volume label definitions for DASD devices.
*
diff --git a/arch/s390/include/uapi/asm/zcrypt.h b/arch/s390/include/uapi/asm/zcrypt.h
index a777f87ef889..137ef473584e 100644
--- a/arch/s390/include/uapi/asm/zcrypt.h
+++ b/arch/s390/include/uapi/asm/zcrypt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* include/asm-s390/zcrypt.h
*
diff --git a/arch/s390/kernel/Makefile b/arch/s390/kernel/Makefile
index adb3fe2e3d42..4ce2d05929a7 100644
--- a/arch/s390/kernel/Makefile
+++ b/arch/s390/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/s390/kernel/als.c b/arch/s390/kernel/als.c
index 14769eb52a33..d1892bf36cab 100644
--- a/arch/s390/kernel/als.c
+++ b/arch/s390/kernel/als.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2016
*/
diff --git a/arch/s390/kernel/asm-offsets.c b/arch/s390/kernel/asm-offsets.c
index 3d42f91c95fd..0e6d2b032484 100644
--- a/arch/s390/kernel/asm-offsets.c
+++ b/arch/s390/kernel/asm-offsets.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Generate definitions needed by assembly language modules.
* This code generates raw asm output which is post-processed to extract
diff --git a/arch/s390/kernel/audit.c b/arch/s390/kernel/audit.c
index f4932c22ebe4..d395c6c9944c 100644
--- a/arch/s390/kernel/audit.c
+++ b/arch/s390/kernel/audit.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/types.h>
#include <linux/audit.h>
diff --git a/arch/s390/kernel/audit.h b/arch/s390/kernel/audit.h
index 12b56f4b5a73..4d4b596412ec 100644
--- a/arch/s390/kernel/audit.h
+++ b/arch/s390/kernel/audit.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ARCH_S390_KERNEL_AUDIT_H
#define __ARCH_S390_KERNEL_AUDIT_H
diff --git a/arch/s390/kernel/base.S b/arch/s390/kernel/base.S
index 326f717df587..f6c56009e822 100644
--- a/arch/s390/kernel/base.S
+++ b/arch/s390/kernel/base.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/s390/kernel/base.S
*
diff --git a/arch/s390/kernel/cache.c b/arch/s390/kernel/cache.c
index c8a83276a4dc..d66825e53fce 100644
--- a/arch/s390/kernel/cache.c
+++ b/arch/s390/kernel/cache.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Extract CPU cache information and expose them via sysfs.
*
diff --git a/arch/s390/kernel/compat_audit.c b/arch/s390/kernel/compat_audit.c
index d6487bf879e5..444fb1f66944 100644
--- a/arch/s390/kernel/compat_audit.c
+++ b/arch/s390/kernel/compat_audit.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#undef __s390x__
#include <asm/unistd.h>
#include "audit.h"
diff --git a/arch/s390/kernel/compat_linux.c b/arch/s390/kernel/compat_linux.c
index a3d14161abcb..f04db3779b34 100644
--- a/arch/s390/kernel/compat_linux.c
+++ b/arch/s390/kernel/compat_linux.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* S390 version
* Copyright IBM Corp. 2000
diff --git a/arch/s390/kernel/compat_linux.h b/arch/s390/kernel/compat_linux.h
index a0a886c04977..64509e7dbd3b 100644
--- a/arch/s390/kernel/compat_linux.h
+++ b/arch/s390/kernel/compat_linux.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_S390X_S390_H
#define _ASM_S390X_S390_H
diff --git a/arch/s390/kernel/compat_ptrace.h b/arch/s390/kernel/compat_ptrace.h
index 12b823833510..3c400fc7e987 100644
--- a/arch/s390/kernel/compat_ptrace.h
+++ b/arch/s390/kernel/compat_ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PTRACE32_H
#define _PTRACE32_H
diff --git a/arch/s390/kernel/compat_signal.c b/arch/s390/kernel/compat_signal.c
index f549c4657376..a4a1208e3df3 100644
--- a/arch/s390/kernel/compat_signal.c
+++ b/arch/s390/kernel/compat_signal.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2000, 2006
* Author(s): Denis Joseph Barrow (djbarrow@de.ibm.com,barrow_dj@yahoo.com)
diff --git a/arch/s390/kernel/compat_wrapper.c b/arch/s390/kernel/compat_wrapper.c
index 986642a3543b..d04918583971 100644
--- a/arch/s390/kernel/compat_wrapper.c
+++ b/arch/s390/kernel/compat_wrapper.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Compat system call wrappers.
*
diff --git a/arch/s390/kernel/cpcmd.c b/arch/s390/kernel/cpcmd.c
index 63bc6603e0ed..af013b4244d3 100644
--- a/arch/s390/kernel/cpcmd.c
+++ b/arch/s390/kernel/cpcmd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* S390 version
* Copyright IBM Corp. 1999, 2007
diff --git a/arch/s390/kernel/crash_dump.c b/arch/s390/kernel/crash_dump.c
index d628afc26708..9f5ea9d87069 100644
--- a/arch/s390/kernel/crash_dump.c
+++ b/arch/s390/kernel/crash_dump.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* S390 kdump implementation
*
diff --git a/arch/s390/kernel/debug.c b/arch/s390/kernel/debug.c
index 1d9e83c401fc..05a9cf4ae9c2 100644
--- a/arch/s390/kernel/debug.c
+++ b/arch/s390/kernel/debug.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* S/390 debug facility
*
diff --git a/arch/s390/kernel/diag.c b/arch/s390/kernel/diag.c
index 349914571772..53a5316cc4b7 100644
--- a/arch/s390/kernel/diag.c
+++ b/arch/s390/kernel/diag.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Implementation of s390 diagnose codes
*
diff --git a/arch/s390/kernel/early.c b/arch/s390/kernel/early.c
index 60181caf8e8a..b945448b9eae 100644
--- a/arch/s390/kernel/early.c
+++ b/arch/s390/kernel/early.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2007, 2009
* Author(s): Hongjie Yang <hongjie@us.ibm.com>,
diff --git a/arch/s390/kernel/early_printk.c b/arch/s390/kernel/early_printk.c
index 819cb15c67e8..9431784d7796 100644
--- a/arch/s390/kernel/early_printk.c
+++ b/arch/s390/kernel/early_printk.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2017
*/
diff --git a/arch/s390/kernel/ebcdic.c b/arch/s390/kernel/ebcdic.c
index 1d5392b36ad8..c15caeab1dbf 100644
--- a/arch/s390/kernel/ebcdic.c
+++ b/arch/s390/kernel/ebcdic.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ECBDIC -> ASCII, ASCII -> ECBDIC,
* upper to lower case (EBCDIC) conversion tables.
diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S
index 21900e1cee9c..7c6904d616d8 100644
--- a/arch/s390/kernel/entry.S
+++ b/arch/s390/kernel/entry.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* S390 low-level entry points.
*
@@ -521,12 +522,15 @@ ENTRY(pgm_check_handler)
tmhh %r8,0x0001 # test problem state bit
jnz 2f # -> fault in user space
#if IS_ENABLED(CONFIG_KVM)
- # cleanup critical section for sie64a
+ # cleanup critical section for program checks in sie64a
lgr %r14,%r9
slg %r14,BASED(.Lsie_critical_start)
clg %r14,BASED(.Lsie_critical_length)
jhe 0f
- brasl %r14,.Lcleanup_sie
+ lg %r14,__SF_EMPTY(%r15) # get control block pointer
+ ni __SIE_PROG0C+3(%r14),0xfe # no longer in SIE
+ lctlg %c1,%c1,__LC_USER_ASCE # load primary asce
+ larl %r9,sie_exit # skip forward to sie_exit
#endif
0: tmhh %r8,0x4000 # PER bit set in old PSW ?
jnz 1f # -> enabled, can't be a double fault
diff --git a/arch/s390/kernel/entry.h b/arch/s390/kernel/entry.h
index dbf5f7e18246..905bde782490 100644
--- a/arch/s390/kernel/entry.h
+++ b/arch/s390/kernel/entry.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ENTRY_H
#define _ENTRY_H
diff --git a/arch/s390/kernel/fpu.c b/arch/s390/kernel/fpu.c
index 1235b9438df4..594464f2129d 100644
--- a/arch/s390/kernel/fpu.c
+++ b/arch/s390/kernel/fpu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* In-kernel vector facility support functions
*
diff --git a/arch/s390/kernel/ftrace.c b/arch/s390/kernel/ftrace.c
index d03a6d12c4bd..dc76d813e420 100644
--- a/arch/s390/kernel/ftrace.c
+++ b/arch/s390/kernel/ftrace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Dynamic function tracer architecture backend.
*
diff --git a/arch/s390/kernel/guarded_storage.c b/arch/s390/kernel/guarded_storage.c
index 6f064745c3b1..bff39b66c9ff 100644
--- a/arch/s390/kernel/guarded_storage.c
+++ b/arch/s390/kernel/guarded_storage.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2016
* Author(s): Martin Schwidefsky <schwidefsky@de.ibm.com>
diff --git a/arch/s390/kernel/head.S b/arch/s390/kernel/head.S
index 8ed753c72d9b..b86fa3ee4927 100644
--- a/arch/s390/kernel/head.S
+++ b/arch/s390/kernel/head.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 1999, 2010
*
diff --git a/arch/s390/kernel/head64.S b/arch/s390/kernel/head64.S
index 0d8f2a858ced..172002da7075 100644
--- a/arch/s390/kernel/head64.S
+++ b/arch/s390/kernel/head64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 1999, 2010
*
diff --git a/arch/s390/kernel/head_kdump.S b/arch/s390/kernel/head_kdump.S
index d05950f02c34..174d6959bf5b 100644
--- a/arch/s390/kernel/head_kdump.S
+++ b/arch/s390/kernel/head_kdump.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* S390 kdump lowlevel functions (new kernel)
*
diff --git a/arch/s390/kernel/idle.c b/arch/s390/kernel/idle.c
index 9340b2a07935..b9d8fe45737a 100644
--- a/arch/s390/kernel/idle.c
+++ b/arch/s390/kernel/idle.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Idle functions for s390.
*
diff --git a/arch/s390/kernel/irq.c b/arch/s390/kernel/irq.c
index a2fdff0e730b..94f2099bceb0 100644
--- a/arch/s390/kernel/irq.c
+++ b/arch/s390/kernel/irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2004, 2011
* Author(s): Martin Schwidefsky <schwidefsky@de.ibm.com>,
diff --git a/arch/s390/kernel/jump_label.c b/arch/s390/kernel/jump_label.c
index 262506cee4c3..43f8430fb67d 100644
--- a/arch/s390/kernel/jump_label.c
+++ b/arch/s390/kernel/jump_label.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Jump label s390 support
*
diff --git a/arch/s390/kernel/kdebugfs.c b/arch/s390/kernel/kdebugfs.c
index ee85e17dd79d..2c46bd6c6fd2 100644
--- a/arch/s390/kernel/kdebugfs.c
+++ b/arch/s390/kernel/kdebugfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/debugfs.h>
#include <linux/export.h>
#include <linux/init.h>
diff --git a/arch/s390/kernel/machine_kexec.c b/arch/s390/kernel/machine_kexec.c
index 3d0b14afa232..b0ba2c26b45e 100644
--- a/arch/s390/kernel/machine_kexec.c
+++ b/arch/s390/kernel/machine_kexec.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2005, 2011
*
diff --git a/arch/s390/kernel/mcount.S b/arch/s390/kernel/mcount.S
index 9a17e4475d27..82df7d80fab2 100644
--- a/arch/s390/kernel/mcount.S
+++ b/arch/s390/kernel/mcount.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2008, 2009
*
diff --git a/arch/s390/kernel/os_info.c b/arch/s390/kernel/os_info.c
index 753ba63182b9..0a5e4bafb6ad 100644
--- a/arch/s390/kernel/os_info.c
+++ b/arch/s390/kernel/os_info.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* OS info memory interface
*
diff --git a/arch/s390/kernel/perf_cpum_cf_events.c b/arch/s390/kernel/perf_cpum_cf_events.c
index d3133285b7d1..08bfa17ba0a0 100644
--- a/arch/s390/kernel/perf_cpum_cf_events.c
+++ b/arch/s390/kernel/perf_cpum_cf_events.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Perf PMU sysfs events attributes for available CPU-measurement counters
*
diff --git a/arch/s390/kernel/pgm_check.S b/arch/s390/kernel/pgm_check.S
index 036aa01d06a9..3e62aae34ea3 100644
--- a/arch/s390/kernel/pgm_check.S
+++ b/arch/s390/kernel/pgm_check.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Program check table.
*
diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c
index bb32b8618bf6..a4a84fb08046 100644
--- a/arch/s390/kernel/process.c
+++ b/arch/s390/kernel/process.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This file handles the architecture dependent parts of process handling.
*
diff --git a/arch/s390/kernel/processor.c b/arch/s390/kernel/processor.c
index 778cd6536175..5362fd868d0d 100644
--- a/arch/s390/kernel/processor.c
+++ b/arch/s390/kernel/processor.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2008
* Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com)
diff --git a/arch/s390/kernel/ptrace.c b/arch/s390/kernel/ptrace.c
index 252ed61a128b..1427d60ce628 100644
--- a/arch/s390/kernel/ptrace.c
+++ b/arch/s390/kernel/ptrace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Ptrace user space interface.
*
diff --git a/arch/s390/kernel/reipl.S b/arch/s390/kernel/reipl.S
index 89ea8c213d82..a40ebd1d29d0 100644
--- a/arch/s390/kernel/reipl.S
+++ b/arch/s390/kernel/reipl.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp 2000, 2011
* Author(s): Holger Smolinski <Holger.Smolinski@de.ibm.com>,
diff --git a/arch/s390/kernel/relocate_kernel.S b/arch/s390/kernel/relocate_kernel.S
index 4bdc65636603..ca37e5d5b40c 100644
--- a/arch/s390/kernel/relocate_kernel.S
+++ b/arch/s390/kernel/relocate_kernel.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2005
*
diff --git a/arch/s390/kernel/runtime_instr.c b/arch/s390/kernel/runtime_instr.c
index 429d3a782f1c..32aefb215e59 100644
--- a/arch/s390/kernel/runtime_instr.c
+++ b/arch/s390/kernel/runtime_instr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2012
* Author(s): Jan Glauber <jang@linux.vnet.ibm.com>
diff --git a/arch/s390/kernel/signal.c b/arch/s390/kernel/signal.c
index 289dd50f9744..2d2960ab3e10 100644
--- a/arch/s390/kernel/signal.c
+++ b/arch/s390/kernel/signal.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 1999, 2006
* Author(s): Denis Joseph Barrow (djbarrow@de.ibm.com,barrow_dj@yahoo.com)
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index 1cee6753d47a..092c4154abd7 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* SMP related functions
*
@@ -293,7 +294,10 @@ static void pcpu_attach_task(struct pcpu *pcpu, struct task_struct *tsk)
lc->lpp = LPP_MAGIC;
lc->current_pid = tsk->pid;
lc->user_timer = tsk->thread.user_timer;
+ lc->guest_timer = tsk->thread.guest_timer;
lc->system_timer = tsk->thread.system_timer;
+ lc->hardirq_timer = tsk->thread.hardirq_timer;
+ lc->softirq_timer = tsk->thread.softirq_timer;
lc->steal_timer = 0;
}
diff --git a/arch/s390/kernel/suspend.c b/arch/s390/kernel/suspend.c
index c8ea715bfe10..a8af9c825628 100644
--- a/arch/s390/kernel/suspend.c
+++ b/arch/s390/kernel/suspend.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Suspend support specific for s390.
*
diff --git a/arch/s390/kernel/swsusp.S b/arch/s390/kernel/swsusp.S
index 6bebc935e9c2..e99187149f17 100644
--- a/arch/s390/kernel/swsusp.S
+++ b/arch/s390/kernel/swsusp.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* S390 64-bit swsusp implementation
*
diff --git a/arch/s390/kernel/sys_s390.c b/arch/s390/kernel/sys_s390.c
index b7af452978ca..0090037ab148 100644
--- a/arch/s390/kernel/sys_s390.c
+++ b/arch/s390/kernel/sys_s390.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* S390 version
* Copyright IBM Corp. 1999, 2000
diff --git a/arch/s390/kernel/syscalls.S b/arch/s390/kernel/syscalls.S
index 54fce7b065de..d39f121e67a9 100644
--- a/arch/s390/kernel/syscalls.S
+++ b/arch/s390/kernel/syscalls.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* definitions for sys_call_table, each line represents an
* entry in the table in the form
diff --git a/arch/s390/kernel/sysinfo.c b/arch/s390/kernel/sysinfo.c
index fb869b103825..a441cba8d165 100644
--- a/arch/s390/kernel/sysinfo.c
+++ b/arch/s390/kernel/sysinfo.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2001, 2009
* Author(s): Ulrich Weigand <Ulrich.Weigand@de.ibm.com>,
diff --git a/arch/s390/kernel/trace.c b/arch/s390/kernel/trace.c
index dde7654f5c68..490b52e85014 100644
--- a/arch/s390/kernel/trace.c
+++ b/arch/s390/kernel/trace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Tracepoint definitions for s390
*
diff --git a/arch/s390/kernel/traps.c b/arch/s390/kernel/traps.c
index 442e5423ce3d..a5297a22bc1e 100644
--- a/arch/s390/kernel/traps.c
+++ b/arch/s390/kernel/traps.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* S390 version
* Copyright IBM Corp. 1999, 2000
diff --git a/arch/s390/kernel/uprobes.c b/arch/s390/kernel/uprobes.c
index d94baa8db507..d9d1f512f019 100644
--- a/arch/s390/kernel/uprobes.c
+++ b/arch/s390/kernel/uprobes.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* User-space Probes (UProbes) for s390
*
diff --git a/arch/s390/kernel/vdso32/Makefile b/arch/s390/kernel/vdso32/Makefile
index 6cc947896c77..308564b9bf68 100644
--- a/arch/s390/kernel/vdso32/Makefile
+++ b/arch/s390/kernel/vdso32/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# List of files in the vdso, has to be asm only for now
KCOV_INSTRUMENT := n
diff --git a/arch/s390/kernel/vdso32/getcpu.S b/arch/s390/kernel/vdso32/getcpu.S
index c1ed0b72030f..6e30769dd017 100644
--- a/arch/s390/kernel/vdso32/getcpu.S
+++ b/arch/s390/kernel/vdso32/getcpu.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Userland implementation of getcpu() for 32 bits processes in a
* s390 kernel for use in the vDSO
diff --git a/arch/s390/kernel/vdso32/note.S b/arch/s390/kernel/vdso32/note.S
index 79a071e4357e..db19d0680a0a 100644
--- a/arch/s390/kernel/vdso32/note.S
+++ b/arch/s390/kernel/vdso32/note.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This supplies .note.* sections to go into the PT_NOTE inside the vDSO text.
* Here we can supply some information useful to userland.
diff --git a/arch/s390/kernel/vdso32/vdso32.lds.S b/arch/s390/kernel/vdso32/vdso32.lds.S
index 263a7f9eee1e..721c4954cb6e 100644
--- a/arch/s390/kernel/vdso32/vdso32.lds.S
+++ b/arch/s390/kernel/vdso32/vdso32.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This is the infamous ld script for the 32 bits vdso
* library
diff --git a/arch/s390/kernel/vdso32/vdso32_wrapper.S b/arch/s390/kernel/vdso32/vdso32_wrapper.S
index ae42f8ce350b..de2fb930471a 100644
--- a/arch/s390/kernel/vdso32/vdso32_wrapper.S
+++ b/arch/s390/kernel/vdso32/vdso32_wrapper.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/init.h>
#include <linux/linkage.h>
#include <asm/page.h>
diff --git a/arch/s390/kernel/vdso64/Makefile b/arch/s390/kernel/vdso64/Makefile
index 2d54c18089eb..f81ae7998883 100644
--- a/arch/s390/kernel/vdso64/Makefile
+++ b/arch/s390/kernel/vdso64/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# List of files in the vdso, has to be asm only for now
KCOV_INSTRUMENT := n
diff --git a/arch/s390/kernel/vdso64/getcpu.S b/arch/s390/kernel/vdso64/getcpu.S
index 4cbe98291931..43983764b959 100644
--- a/arch/s390/kernel/vdso64/getcpu.S
+++ b/arch/s390/kernel/vdso64/getcpu.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Userland implementation of getcpu() for 64 bits processes in a
* s390 kernel for use in the vDSO
diff --git a/arch/s390/kernel/vdso64/vdso64.lds.S b/arch/s390/kernel/vdso64/vdso64.lds.S
index 9e3dbbcc1cfc..7ddb116b5e2e 100644
--- a/arch/s390/kernel/vdso64/vdso64.lds.S
+++ b/arch/s390/kernel/vdso64/vdso64.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This is the infamous ld script for the 64 bits vdso
* library
diff --git a/arch/s390/kernel/vdso64/vdso64_wrapper.S b/arch/s390/kernel/vdso64/vdso64_wrapper.S
index c245842b516f..672184998623 100644
--- a/arch/s390/kernel/vdso64/vdso64_wrapper.S
+++ b/arch/s390/kernel/vdso64/vdso64_wrapper.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/init.h>
#include <linux/linkage.h>
#include <asm/page.h>
diff --git a/arch/s390/kernel/vmlinux.lds.S b/arch/s390/kernel/vmlinux.lds.S
index 6e2c42bd1c3b..96a713a470e7 100644
--- a/arch/s390/kernel/vmlinux.lds.S
+++ b/arch/s390/kernel/vmlinux.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* ld script to make s390 Linux kernel
* Written by Martin Schwidefsky (schwidefsky@de.ibm.com)
*/
diff --git a/arch/s390/kvm/Kconfig b/arch/s390/kvm/Kconfig
index b1900239b0ab..9a4594e0a1ff 100644
--- a/arch/s390/kvm/Kconfig
+++ b/arch/s390/kvm/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# KVM configuration
#
diff --git a/arch/s390/kvm/gaccess.c b/arch/s390/kvm/gaccess.c
index 3cc77391a102..c24bfa72baf7 100644
--- a/arch/s390/kvm/gaccess.c
+++ b/arch/s390/kvm/gaccess.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* guest access functions
*
diff --git a/arch/s390/kvm/trace-s390.h b/arch/s390/kvm/trace-s390.h
index 78b7e847984a..6f0209d45164 100644
--- a/arch/s390/kvm/trace-s390.h
+++ b/arch/s390/kvm/trace-s390.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#if !defined(_TRACE_KVMS390_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_KVMS390_H
diff --git a/arch/s390/kvm/trace.h b/arch/s390/kvm/trace.h
index 4fc9d4e5be89..aa419eb6a0c8 100644
--- a/arch/s390/kvm/trace.h
+++ b/arch/s390/kvm/trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#if !defined(_TRACE_KVM_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_KVM_H
diff --git a/arch/s390/lib/Makefile b/arch/s390/lib/Makefile
index 1d1af31e8354..9bfe0802684b 100644
--- a/arch/s390/lib/Makefile
+++ b/arch/s390/lib/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for s390-specific library files..
#
diff --git a/arch/s390/lib/delay.c b/arch/s390/lib/delay.c
index 7f17555ad4d5..d4aa10795605 100644
--- a/arch/s390/lib/delay.c
+++ b/arch/s390/lib/delay.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Precise Delay Loops for S390
*
diff --git a/arch/s390/lib/find.c b/arch/s390/lib/find.c
index d90b9245ea41..96a8a2e2d067 100644
--- a/arch/s390/lib/find.c
+++ b/arch/s390/lib/find.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* MSB0 numbered special bitops handling.
*
diff --git a/arch/s390/lib/mem.S b/arch/s390/lib/mem.S
index 7ff79a4ff00c..d66751397e72 100644
--- a/arch/s390/lib/mem.S
+++ b/arch/s390/lib/mem.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* String handling functions.
*
diff --git a/arch/s390/lib/probes.c b/arch/s390/lib/probes.c
index 1963ddbf4ab3..1e184a03442d 100644
--- a/arch/s390/lib/probes.c
+++ b/arch/s390/lib/probes.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Common helper functions for kprobes and uprobes
*
diff --git a/arch/s390/lib/spinlock.c b/arch/s390/lib/spinlock.c
index b12663d653d8..1dc85f552f48 100644
--- a/arch/s390/lib/spinlock.c
+++ b/arch/s390/lib/spinlock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Out of line spinlock code.
*
diff --git a/arch/s390/lib/string.c b/arch/s390/lib/string.c
index 4ee27339c792..dbf2fdad2724 100644
--- a/arch/s390/lib/string.c
+++ b/arch/s390/lib/string.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Optimized string functions
*
diff --git a/arch/s390/lib/uaccess.c b/arch/s390/lib/uaccess.c
index 4ea9106417ee..802903c50de1 100644
--- a/arch/s390/lib/uaccess.c
+++ b/arch/s390/lib/uaccess.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Standard user space access functions based on mvcp/mvcs and doing
* interesting things in the secondary space mode.
diff --git a/arch/s390/lib/xor.c b/arch/s390/lib/xor.c
index b4fd05c36151..96580590ccaf 100644
--- a/arch/s390/lib/xor.c
+++ b/arch/s390/lib/xor.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Optimized xor_block operation for RAID4/5
*
diff --git a/arch/s390/mm/Makefile b/arch/s390/mm/Makefile
index 0aa0ad165d8b..33fe418506bc 100644
--- a/arch/s390/mm/Makefile
+++ b/arch/s390/mm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux s390-specific parts of the memory manager.
#
diff --git a/arch/s390/mm/dump_pagetables.c b/arch/s390/mm/dump_pagetables.c
index 049c3c455b32..507f23ba2034 100644
--- a/arch/s390/mm/dump_pagetables.c
+++ b/arch/s390/mm/dump_pagetables.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/seq_file.h>
#include <linux/debugfs.h>
#include <linux/sched.h>
diff --git a/arch/s390/mm/extmem.c b/arch/s390/mm/extmem.c
index 9f118629b55f..920d40894535 100644
--- a/arch/s390/mm/extmem.c
+++ b/arch/s390/mm/extmem.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Author(s)......: Carsten Otte <cotte@de.ibm.com>
* Rob M van der Heij <rvdheij@nl.ibm.com>
diff --git a/arch/s390/mm/fault.c b/arch/s390/mm/fault.c
index bdabb013537b..242b78c0a9ec 100644
--- a/arch/s390/mm/fault.c
+++ b/arch/s390/mm/fault.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* S390 version
* Copyright IBM Corp. 1999
diff --git a/arch/s390/mm/gup.c b/arch/s390/mm/gup.c
index 98ffe3ee9411..05c8abd864f1 100644
--- a/arch/s390/mm/gup.c
+++ b/arch/s390/mm/gup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Lockless get_user_pages_fast for s390
*
diff --git a/arch/s390/mm/hugetlbpage.c b/arch/s390/mm/hugetlbpage.c
index 44a8e6f0391e..e804090f4470 100644
--- a/arch/s390/mm/hugetlbpage.c
+++ b/arch/s390/mm/hugetlbpage.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* IBM System z Huge TLB Page Support for Kernel.
*
diff --git a/arch/s390/mm/init.c b/arch/s390/mm/init.c
index 3b567838b905..41ba9bd53e48 100644
--- a/arch/s390/mm/init.c
+++ b/arch/s390/mm/init.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* S390 version
* Copyright IBM Corp. 1999
diff --git a/arch/s390/mm/maccess.c b/arch/s390/mm/maccess.c
index 792f9c63fbca..7be06475809b 100644
--- a/arch/s390/mm/maccess.c
+++ b/arch/s390/mm/maccess.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Access kernel memory without faulting -- s390 specific implementation.
*
diff --git a/arch/s390/mm/mem_detect.c b/arch/s390/mm/mem_detect.c
index e58dca05b962..21f6c82c8296 100644
--- a/arch/s390/mm/mem_detect.c
+++ b/arch/s390/mm/mem_detect.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2008, 2009
*
diff --git a/arch/s390/mm/page-states.c b/arch/s390/mm/page-states.c
index 07fa7b8ae233..382153ff17e3 100644
--- a/arch/s390/mm/page-states.c
+++ b/arch/s390/mm/page-states.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2008
*
diff --git a/arch/s390/mm/pageattr.c b/arch/s390/mm/pageattr.c
index 552f898dfa74..c44171588d08 100644
--- a/arch/s390/mm/pageattr.c
+++ b/arch/s390/mm/pageattr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2011
* Author(s): Jan Glauber <jang@linux.vnet.ibm.com>
diff --git a/arch/s390/mm/pgalloc.c b/arch/s390/mm/pgalloc.c
index 05f1f27e6708..cc2faffa7d6e 100644
--- a/arch/s390/mm/pgalloc.c
+++ b/arch/s390/mm/pgalloc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Page table allocation functions
*
diff --git a/arch/s390/mm/vmem.c b/arch/s390/mm/vmem.c
index c0af0d7b6e5f..f2ada0bc08e6 100644
--- a/arch/s390/mm/vmem.c
+++ b/arch/s390/mm/vmem.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2006
* Author(s): Heiko Carstens <heiko.carstens@de.ibm.com>
diff --git a/arch/s390/net/bpf_jit.S b/arch/s390/net/bpf_jit.S
index a1c917d881ec..25bb4643c4f4 100644
--- a/arch/s390/net/bpf_jit.S
+++ b/arch/s390/net/bpf_jit.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* BPF Jit compiler for s390, help functions.
*
diff --git a/arch/s390/net/bpf_jit.h b/arch/s390/net/bpf_jit.h
index fda605dbc1b4..7fa55ccffe48 100644
--- a/arch/s390/net/bpf_jit.h
+++ b/arch/s390/net/bpf_jit.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* BPF Jit compiler defines
*
diff --git a/arch/s390/net/bpf_jit_comp.c b/arch/s390/net/bpf_jit_comp.c
index 8ec88497a28d..b15cd2f0320f 100644
--- a/arch/s390/net/bpf_jit_comp.c
+++ b/arch/s390/net/bpf_jit_comp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* BPF Jit compiler for s390.
*
diff --git a/arch/s390/numa/mode_emu.c b/arch/s390/numa/mode_emu.c
index cfd08384f0ab..83b222c57609 100644
--- a/arch/s390/numa/mode_emu.c
+++ b/arch/s390/numa/mode_emu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* NUMA support for s390
*
diff --git a/arch/s390/numa/numa.c b/arch/s390/numa/numa.c
index f576f1073378..06a80434cfe6 100644
--- a/arch/s390/numa/numa.c
+++ b/arch/s390/numa/numa.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* NUMA support for s390
*
diff --git a/arch/s390/numa/numa_mode.h b/arch/s390/numa/numa_mode.h
index 08953b0b1c7f..dfd3e2784081 100644
--- a/arch/s390/numa/numa_mode.h
+++ b/arch/s390/numa/numa_mode.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* NUMA support for s390
*
diff --git a/arch/s390/numa/toptree.c b/arch/s390/numa/toptree.c
index 26f622b1cd11..21d1e8a1546d 100644
--- a/arch/s390/numa/toptree.c
+++ b/arch/s390/numa/toptree.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* NUMA support for s390
*
diff --git a/arch/s390/numa/toptree.h b/arch/s390/numa/toptree.h
index bdf502027af4..5246371ec713 100644
--- a/arch/s390/numa/toptree.h
+++ b/arch/s390/numa/toptree.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* NUMA support for s390
*
diff --git a/arch/s390/oprofile/Makefile b/arch/s390/oprofile/Makefile
index e9dd41b0b8d3..36261f9d360b 100644
--- a/arch/s390/oprofile/Makefile
+++ b/arch/s390/oprofile/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_OPROFILE) += oprofile.o
DRIVER_OBJS = $(addprefix ../../../drivers/oprofile/, \
diff --git a/arch/s390/oprofile/init.c b/arch/s390/oprofile/init.c
index 9a4de4599c7b..43d9525c36fc 100644
--- a/arch/s390/oprofile/init.c
+++ b/arch/s390/oprofile/init.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* S390 Version
* Copyright IBM Corp. 2002, 2011
diff --git a/arch/s390/pci/pci_clp.c b/arch/s390/pci/pci_clp.c
index 0ae3936e266f..93cd0f1ca12b 100644
--- a/arch/s390/pci/pci_clp.c
+++ b/arch/s390/pci/pci_clp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2012
*
diff --git a/arch/s390/pci/pci_event.c b/arch/s390/pci/pci_event.c
index 0bbc04af4418..8d6ee4af4230 100644
--- a/arch/s390/pci/pci_event.c
+++ b/arch/s390/pci/pci_event.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2012
*
diff --git a/arch/s390/pci/pci_mmio.c b/arch/s390/pci/pci_mmio.c
index b1bb2b72302c..7d42a8794f10 100644
--- a/arch/s390/pci/pci_mmio.c
+++ b/arch/s390/pci/pci_mmio.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Access to PCI I/O memory from user space programs.
*
diff --git a/arch/s390/pci/pci_sysfs.c b/arch/s390/pci/pci_sysfs.c
index ed484dc84d14..430c14b006d1 100644
--- a/arch/s390/pci/pci_sysfs.c
+++ b/arch/s390/pci/pci_sysfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2012
*
diff --git a/arch/s390/tools/Makefile b/arch/s390/tools/Makefile
index 4b5e1e499527..d54c149fbb6b 100644
--- a/arch/s390/tools/Makefile
+++ b/arch/s390/tools/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for s390 specific build tools
#
diff --git a/arch/s390/tools/gen_facilities.c b/arch/s390/tools/gen_facilities.c
index 70dd8f17d054..0373801d9860 100644
--- a/arch/s390/tools/gen_facilities.c
+++ b/arch/s390/tools/gen_facilities.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Simple program to generate defines out of facility lists that use the bit
* numbering scheme from the Princples of Operations: most significant bit
diff --git a/arch/score/Kconfig b/arch/score/Kconfig
index 507d63181389..d881f99c9ddd 100644
--- a/arch/score/Kconfig
+++ b/arch/score/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Machine selection"
config SCORE
diff --git a/arch/score/Kconfig.debug b/arch/score/Kconfig.debug
index d8a9b2d146ee..041e51dcdafb 100644
--- a/arch/score/Kconfig.debug
+++ b/arch/score/Kconfig.debug
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Kernel hacking"
config TRACE_IRQFLAGS_SUPPORT
diff --git a/arch/score/include/asm/asmmacro.h b/arch/score/include/asm/asmmacro.h
index a04a54cea25d..7370a35d17d1 100644
--- a/arch/score/include/asm/asmmacro.h
+++ b/arch/score/include/asm/asmmacro.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_ASMMACRO_H
#define _ASM_SCORE_ASMMACRO_H
diff --git a/arch/score/include/asm/atomic.h b/arch/score/include/asm/atomic.h
index edf33dbded1e..56700980b9be 100644
--- a/arch/score/include/asm/atomic.h
+++ b/arch/score/include/asm/atomic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_ATOMIC_H
#define _ASM_SCORE_ATOMIC_H
diff --git a/arch/score/include/asm/bitops.h b/arch/score/include/asm/bitops.h
index c1bf8d6d0fb0..6342b0123725 100644
--- a/arch/score/include/asm/bitops.h
+++ b/arch/score/include/asm/bitops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_BITOPS_H
#define _ASM_SCORE_BITOPS_H
diff --git a/arch/score/include/asm/bug.h b/arch/score/include/asm/bug.h
index fd7164af1f04..966b2e9e8d74 100644
--- a/arch/score/include/asm/bug.h
+++ b/arch/score/include/asm/bug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_BUG_H
#define _ASM_SCORE_BUG_H
diff --git a/arch/score/include/asm/bugs.h b/arch/score/include/asm/bugs.h
index a062e1056bb3..81185dced763 100644
--- a/arch/score/include/asm/bugs.h
+++ b/arch/score/include/asm/bugs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_BUGS_H
#define _ASM_SCORE_BUGS_H
diff --git a/arch/score/include/asm/cache.h b/arch/score/include/asm/cache.h
index ae3d59f2d2c4..d55de3cbbb9f 100644
--- a/arch/score/include/asm/cache.h
+++ b/arch/score/include/asm/cache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_CACHE_H
#define _ASM_SCORE_CACHE_H
diff --git a/arch/score/include/asm/cacheflush.h b/arch/score/include/asm/cacheflush.h
index 1d545d0ce206..cf1e609634fd 100644
--- a/arch/score/include/asm/cacheflush.h
+++ b/arch/score/include/asm/cacheflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_CACHEFLUSH_H
#define _ASM_SCORE_CACHEFLUSH_H
diff --git a/arch/score/include/asm/checksum.h b/arch/score/include/asm/checksum.h
index 0338927f4826..9f00ca5fd49d 100644
--- a/arch/score/include/asm/checksum.h
+++ b/arch/score/include/asm/checksum.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_CHECKSUM_H
#define _ASM_SCORE_CHECKSUM_H
diff --git a/arch/score/include/asm/cmpxchg.h b/arch/score/include/asm/cmpxchg.h
index cc3f6420b71c..e503073c8978 100644
--- a/arch/score/include/asm/cmpxchg.h
+++ b/arch/score/include/asm/cmpxchg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_CMPXCHG_H
#define _ASM_SCORE_CMPXCHG_H
diff --git a/arch/score/include/asm/delay.h b/arch/score/include/asm/delay.h
index 529e494712a5..a4bd2c748ab4 100644
--- a/arch/score/include/asm/delay.h
+++ b/arch/score/include/asm/delay.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_DELAY_H
#define _ASM_SCORE_DELAY_H
diff --git a/arch/score/include/asm/device.h b/arch/score/include/asm/device.h
index 2dc7cc5d5ef9..818ad4d01197 100644
--- a/arch/score/include/asm/device.h
+++ b/arch/score/include/asm/device.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_DEVICE_H
#define _ASM_SCORE_DEVICE_H
diff --git a/arch/score/include/asm/div64.h b/arch/score/include/asm/div64.h
index 75fae19824eb..cf73dc218bec 100644
--- a/arch/score/include/asm/div64.h
+++ b/arch/score/include/asm/div64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_DIV64_H
#define _ASM_SCORE_DIV64_H
diff --git a/arch/score/include/asm/dma.h b/arch/score/include/asm/dma.h
index 9f44185298bf..fd44a9cbee4f 100644
--- a/arch/score/include/asm/dma.h
+++ b/arch/score/include/asm/dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_DMA_H
#define _ASM_SCORE_DMA_H
diff --git a/arch/score/include/asm/elf.h b/arch/score/include/asm/elf.h
index 6a9421c693ca..c970ac160f3c 100644
--- a/arch/score/include/asm/elf.h
+++ b/arch/score/include/asm/elf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_ELF_H
#define _ASM_SCORE_ELF_H
diff --git a/arch/score/include/asm/emergency-restart.h b/arch/score/include/asm/emergency-restart.h
index ca31e9803a8a..b0612c677764 100644
--- a/arch/score/include/asm/emergency-restart.h
+++ b/arch/score/include/asm/emergency-restart.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_EMERGENCY_RESTART_H
#define _ASM_SCORE_EMERGENCY_RESTART_H
diff --git a/arch/score/include/asm/exec.h b/arch/score/include/asm/exec.h
index f9f3cd59c860..a1f95e1d8a31 100644
--- a/arch/score/include/asm/exec.h
+++ b/arch/score/include/asm/exec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_EXEC_H
#define _ASM_SCORE_EXEC_H
diff --git a/arch/score/include/asm/fixmap.h b/arch/score/include/asm/fixmap.h
index ee1676694024..68ca314830c9 100644
--- a/arch/score/include/asm/fixmap.h
+++ b/arch/score/include/asm/fixmap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_FIXMAP_H
#define _ASM_SCORE_FIXMAP_H
diff --git a/arch/score/include/asm/futex.h b/arch/score/include/asm/futex.h
index 1dca2420f8db..ec247fb364c9 100644
--- a/arch/score/include/asm/futex.h
+++ b/arch/score/include/asm/futex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_FUTEX_H
#define _ASM_SCORE_FUTEX_H
diff --git a/arch/score/include/asm/hardirq.h b/arch/score/include/asm/hardirq.h
index dc932c50d3ee..d8dd8909cb18 100644
--- a/arch/score/include/asm/hardirq.h
+++ b/arch/score/include/asm/hardirq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_HARDIRQ_H
#define _ASM_SCORE_HARDIRQ_H
diff --git a/arch/score/include/asm/io.h b/arch/score/include/asm/io.h
index 574c8827abe2..37ce8723b06b 100644
--- a/arch/score/include/asm/io.h
+++ b/arch/score/include/asm/io.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_IO_H
#define _ASM_SCORE_IO_H
diff --git a/arch/score/include/asm/irq.h b/arch/score/include/asm/irq.h
index c883f3df33fa..c1434c889de2 100644
--- a/arch/score/include/asm/irq.h
+++ b/arch/score/include/asm/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_IRQ_H
#define _ASM_SCORE_IRQ_H
diff --git a/arch/score/include/asm/irq_regs.h b/arch/score/include/asm/irq_regs.h
index b8e881c9a69f..740b2315d848 100644
--- a/arch/score/include/asm/irq_regs.h
+++ b/arch/score/include/asm/irq_regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_IRQ_REGS_H
#define _ASM_SCORE_IRQ_REGS_H
diff --git a/arch/score/include/asm/irqflags.h b/arch/score/include/asm/irqflags.h
index 37c6ac9dd6e8..354c1979ea8d 100644
--- a/arch/score/include/asm/irqflags.h
+++ b/arch/score/include/asm/irqflags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_IRQFLAGS_H
#define _ASM_SCORE_IRQFLAGS_H
diff --git a/arch/score/include/asm/kdebug.h b/arch/score/include/asm/kdebug.h
index a666e513f747..481ba1fb5372 100644
--- a/arch/score/include/asm/kdebug.h
+++ b/arch/score/include/asm/kdebug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_KDEBUG_H
#define _ASM_SCORE_KDEBUG_H
diff --git a/arch/score/include/asm/kmap_types.h b/arch/score/include/asm/kmap_types.h
index 6c46eb5077d3..14261872c9c7 100644
--- a/arch/score/include/asm/kmap_types.h
+++ b/arch/score/include/asm/kmap_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_KMAP_TYPES_H
#define _ASM_SCORE_KMAP_TYPES_H
diff --git a/arch/score/include/asm/linkage.h b/arch/score/include/asm/linkage.h
index 2323a8ecf445..0c11c009969a 100644
--- a/arch/score/include/asm/linkage.h
+++ b/arch/score/include/asm/linkage.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_LINKAGE_H
#define _ASM_SCORE_LINKAGE_H
diff --git a/arch/score/include/asm/local.h b/arch/score/include/asm/local.h
index 7e02f13dbba8..00bdebdf75f2 100644
--- a/arch/score/include/asm/local.h
+++ b/arch/score/include/asm/local.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_LOCAL_H
#define _ASM_SCORE_LOCAL_H
diff --git a/arch/score/include/asm/mmu.h b/arch/score/include/asm/mmu.h
index 676828e4c10a..d913369adda3 100644
--- a/arch/score/include/asm/mmu.h
+++ b/arch/score/include/asm/mmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_MMU_H
#define _ASM_SCORE_MMU_H
diff --git a/arch/score/include/asm/mmu_context.h b/arch/score/include/asm/mmu_context.h
index 073f95d350de..d0aa2a5aebca 100644
--- a/arch/score/include/asm/mmu_context.h
+++ b/arch/score/include/asm/mmu_context.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_MMU_CONTEXT_H
#define _ASM_SCORE_MMU_CONTEXT_H
diff --git a/arch/score/include/asm/module.h b/arch/score/include/asm/module.h
index 6dc1f2935eef..33777ed32e9e 100644
--- a/arch/score/include/asm/module.h
+++ b/arch/score/include/asm/module.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_MODULE_H
#define _ASM_SCORE_MODULE_H
diff --git a/arch/score/include/asm/page.h b/arch/score/include/asm/page.h
index 1e9ade8e77e6..17d9c68b6bd5 100644
--- a/arch/score/include/asm/page.h
+++ b/arch/score/include/asm/page.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_PAGE_H
#define _ASM_SCORE_PAGE_H
diff --git a/arch/score/include/asm/percpu.h b/arch/score/include/asm/percpu.h
index e7bd4e05b475..5a6a2f7e5d62 100644
--- a/arch/score/include/asm/percpu.h
+++ b/arch/score/include/asm/percpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_PERCPU_H
#define _ASM_SCORE_PERCPU_H
diff --git a/arch/score/include/asm/pgalloc.h b/arch/score/include/asm/pgalloc.h
index 49b012d78c1a..7dfc5c163093 100644
--- a/arch/score/include/asm/pgalloc.h
+++ b/arch/score/include/asm/pgalloc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_PGALLOC_H
#define _ASM_SCORE_PGALLOC_H
diff --git a/arch/score/include/asm/pgtable-bits.h b/arch/score/include/asm/pgtable-bits.h
index 0e5c6f466520..fb8f306f4d11 100644
--- a/arch/score/include/asm/pgtable-bits.h
+++ b/arch/score/include/asm/pgtable-bits.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_PGTABLE_BITS_H
#define _ASM_SCORE_PGTABLE_BITS_H
diff --git a/arch/score/include/asm/pgtable.h b/arch/score/include/asm/pgtable.h
index 46ff8fd678a7..c14226be0559 100644
--- a/arch/score/include/asm/pgtable.h
+++ b/arch/score/include/asm/pgtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_PGTABLE_H
#define _ASM_SCORE_PGTABLE_H
diff --git a/arch/score/include/asm/processor.h b/arch/score/include/asm/processor.h
index 299274581968..1412c774c6b1 100644
--- a/arch/score/include/asm/processor.h
+++ b/arch/score/include/asm/processor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_PROCESSOR_H
#define _ASM_SCORE_PROCESSOR_H
diff --git a/arch/score/include/asm/ptrace.h b/arch/score/include/asm/ptrace.h
index abc279d96b73..026b9c51bee8 100644
--- a/arch/score/include/asm/ptrace.h
+++ b/arch/score/include/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_PTRACE_H
#define _ASM_SCORE_PTRACE_H
diff --git a/arch/score/include/asm/scoreregs.h b/arch/score/include/asm/scoreregs.h
index d0ad29204518..ff8d20a49aa7 100644
--- a/arch/score/include/asm/scoreregs.h
+++ b/arch/score/include/asm/scoreregs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_SCOREREGS_H
#define _ASM_SCORE_SCOREREGS_H
diff --git a/arch/score/include/asm/segment.h b/arch/score/include/asm/segment.h
index e16cf6afb495..b00c277e17ff 100644
--- a/arch/score/include/asm/segment.h
+++ b/arch/score/include/asm/segment.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_SEGMENT_H
#define _ASM_SCORE_SEGMENT_H
diff --git a/arch/score/include/asm/setup.h b/arch/score/include/asm/setup.h
index 1f3aa7262fa3..a596d0bd0632 100644
--- a/arch/score/include/asm/setup.h
+++ b/arch/score/include/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_SETUP_H
#define _ASM_SCORE_SETUP_H
diff --git a/arch/score/include/asm/shmparam.h b/arch/score/include/asm/shmparam.h
index 1d60813141b6..01a3d0eaed80 100644
--- a/arch/score/include/asm/shmparam.h
+++ b/arch/score/include/asm/shmparam.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_SHMPARAM_H
#define _ASM_SCORE_SHMPARAM_H
diff --git a/arch/score/include/asm/string.h b/arch/score/include/asm/string.h
index 8a6bf5063aa5..3debf3b234b7 100644
--- a/arch/score/include/asm/string.h
+++ b/arch/score/include/asm/string.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_STRING_H
#define _ASM_SCORE_STRING_H
diff --git a/arch/score/include/asm/switch_to.h b/arch/score/include/asm/switch_to.h
index fda3f83308d2..ce730e60cd43 100644
--- a/arch/score/include/asm/switch_to.h
+++ b/arch/score/include/asm/switch_to.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_SWITCH_TO_H
#define _ASM_SCORE_SWITCH_TO_H
diff --git a/arch/score/include/asm/syscalls.h b/arch/score/include/asm/syscalls.h
index 98d1df92fbd1..caa099fd9a8e 100644
--- a/arch/score/include/asm/syscalls.h
+++ b/arch/score/include/asm/syscalls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_SYSCALLS_H
#define _ASM_SCORE_SYSCALLS_H
diff --git a/arch/score/include/asm/thread_info.h b/arch/score/include/asm/thread_info.h
index 7d9ffb15c477..ad51b56e51bd 100644
--- a/arch/score/include/asm/thread_info.h
+++ b/arch/score/include/asm/thread_info.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_THREAD_INFO_H
#define _ASM_SCORE_THREAD_INFO_H
diff --git a/arch/score/include/asm/timex.h b/arch/score/include/asm/timex.h
index a524ae0c5e7b..ea8e7ff49e57 100644
--- a/arch/score/include/asm/timex.h
+++ b/arch/score/include/asm/timex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_TIMEX_H
#define _ASM_SCORE_TIMEX_H
diff --git a/arch/score/include/asm/tlb.h b/arch/score/include/asm/tlb.h
index 46882ed524e6..6e7206428877 100644
--- a/arch/score/include/asm/tlb.h
+++ b/arch/score/include/asm/tlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_TLB_H
#define _ASM_SCORE_TLB_H
diff --git a/arch/score/include/asm/tlbflush.h b/arch/score/include/asm/tlbflush.h
index 9cce978367d5..f48722f4b00e 100644
--- a/arch/score/include/asm/tlbflush.h
+++ b/arch/score/include/asm/tlbflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_TLBFLUSH_H
#define _ASM_SCORE_TLBFLUSH_H
diff --git a/arch/score/include/asm/topology.h b/arch/score/include/asm/topology.h
index 425fba381f88..06577d2a1808 100644
--- a/arch/score/include/asm/topology.h
+++ b/arch/score/include/asm/topology.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_TOPOLOGY_H
#define _ASM_SCORE_TOPOLOGY_H
diff --git a/arch/score/include/asm/uaccess.h b/arch/score/include/asm/uaccess.h
index 0ef220474d9b..a233f3236846 100644
--- a/arch/score/include/asm/uaccess.h
+++ b/arch/score/include/asm/uaccess.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SCORE_UACCESS_H
#define __SCORE_UACCESS_H
diff --git a/arch/score/include/asm/unaligned.h b/arch/score/include/asm/unaligned.h
index 2fc06de51c62..5db6c805ce7e 100644
--- a/arch/score/include/asm/unaligned.h
+++ b/arch/score/include/asm/unaligned.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_UNALIGNED_H
#define _ASM_SCORE_UNALIGNED_H
diff --git a/arch/score/include/asm/user.h b/arch/score/include/asm/user.h
index 7bfb8e2c8054..f7b0f3434e72 100644
--- a/arch/score/include/asm/user.h
+++ b/arch/score/include/asm/user.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SCORE_USER_H
#define _ASM_SCORE_USER_H
diff --git a/arch/score/include/uapi/asm/bitsperlong.h b/arch/score/include/uapi/asm/bitsperlong.h
index 86ff337aa459..df48f2717da2 100644
--- a/arch/score/include/uapi/asm/bitsperlong.h
+++ b/arch/score/include/uapi/asm/bitsperlong.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SCORE_BITSPERLONG_H
#define _ASM_SCORE_BITSPERLONG_H
diff --git a/arch/score/include/uapi/asm/byteorder.h b/arch/score/include/uapi/asm/byteorder.h
index 88cbebc79212..a5247ea66c03 100644
--- a/arch/score/include/uapi/asm/byteorder.h
+++ b/arch/score/include/uapi/asm/byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SCORE_BYTEORDER_H
#define _ASM_SCORE_BYTEORDER_H
diff --git a/arch/score/include/uapi/asm/errno.h b/arch/score/include/uapi/asm/errno.h
index 29ff39d5ab47..1b914865714f 100644
--- a/arch/score/include/uapi/asm/errno.h
+++ b/arch/score/include/uapi/asm/errno.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SCORE_ERRNO_H
#define _ASM_SCORE_ERRNO_H
diff --git a/arch/score/include/uapi/asm/fcntl.h b/arch/score/include/uapi/asm/fcntl.h
index 03968a3103a4..9c5053b87c66 100644
--- a/arch/score/include/uapi/asm/fcntl.h
+++ b/arch/score/include/uapi/asm/fcntl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SCORE_FCNTL_H
#define _ASM_SCORE_FCNTL_H
diff --git a/arch/score/include/uapi/asm/ioctl.h b/arch/score/include/uapi/asm/ioctl.h
index a351d2194bfd..d6cb6dc33d5f 100644
--- a/arch/score/include/uapi/asm/ioctl.h
+++ b/arch/score/include/uapi/asm/ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SCORE_IOCTL_H
#define _ASM_SCORE_IOCTL_H
diff --git a/arch/score/include/uapi/asm/ioctls.h b/arch/score/include/uapi/asm/ioctls.h
index ed01d2b9aeab..b93b011f02aa 100644
--- a/arch/score/include/uapi/asm/ioctls.h
+++ b/arch/score/include/uapi/asm/ioctls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SCORE_IOCTLS_H
#define _ASM_SCORE_IOCTLS_H
diff --git a/arch/score/include/uapi/asm/ipcbuf.h b/arch/score/include/uapi/asm/ipcbuf.h
index e082ceff1818..195ee525308d 100644
--- a/arch/score/include/uapi/asm/ipcbuf.h
+++ b/arch/score/include/uapi/asm/ipcbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SCORE_IPCBUF_H
#define _ASM_SCORE_IPCBUF_H
diff --git a/arch/score/include/uapi/asm/kvm_para.h b/arch/score/include/uapi/asm/kvm_para.h
index 14fab8f0b957..baacc4996d18 100644
--- a/arch/score/include/uapi/asm/kvm_para.h
+++ b/arch/score/include/uapi/asm/kvm_para.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/kvm_para.h>
diff --git a/arch/score/include/uapi/asm/mman.h b/arch/score/include/uapi/asm/mman.h
index 84d85ddfed8d..b22b83809432 100644
--- a/arch/score/include/uapi/asm/mman.h
+++ b/arch/score/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SCORE_MMAN_H
#define _ASM_SCORE_MMAN_H
diff --git a/arch/score/include/uapi/asm/msgbuf.h b/arch/score/include/uapi/asm/msgbuf.h
index 7506721e29fa..b05a238756ab 100644
--- a/arch/score/include/uapi/asm/msgbuf.h
+++ b/arch/score/include/uapi/asm/msgbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SCORE_MSGBUF_H
#define _ASM_SCORE_MSGBUF_H
diff --git a/arch/score/include/uapi/asm/param.h b/arch/score/include/uapi/asm/param.h
index 916b8690b6aa..ce09e2632681 100644
--- a/arch/score/include/uapi/asm/param.h
+++ b/arch/score/include/uapi/asm/param.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SCORE_PARAM_H
#define _ASM_SCORE_PARAM_H
diff --git a/arch/score/include/uapi/asm/poll.h b/arch/score/include/uapi/asm/poll.h
index 18532db02861..c636b85843cd 100644
--- a/arch/score/include/uapi/asm/poll.h
+++ b/arch/score/include/uapi/asm/poll.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SCORE_POLL_H
#define _ASM_SCORE_POLL_H
diff --git a/arch/score/include/uapi/asm/posix_types.h b/arch/score/include/uapi/asm/posix_types.h
index b88acf80048a..63200d56a4a9 100644
--- a/arch/score/include/uapi/asm/posix_types.h
+++ b/arch/score/include/uapi/asm/posix_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SCORE_POSIX_TYPES_H
#define _ASM_SCORE_POSIX_TYPES_H
diff --git a/arch/score/include/uapi/asm/ptrace.h b/arch/score/include/uapi/asm/ptrace.h
index 5c5e794058be..e8bd4923f96e 100644
--- a/arch/score/include/uapi/asm/ptrace.h
+++ b/arch/score/include/uapi/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_SCORE_PTRACE_H
#define _UAPI_ASM_SCORE_PTRACE_H
diff --git a/arch/score/include/uapi/asm/resource.h b/arch/score/include/uapi/asm/resource.h
index 9ce22bc7b475..df3fb9c942c4 100644
--- a/arch/score/include/uapi/asm/resource.h
+++ b/arch/score/include/uapi/asm/resource.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SCORE_RESOURCE_H
#define _ASM_SCORE_RESOURCE_H
diff --git a/arch/score/include/uapi/asm/sembuf.h b/arch/score/include/uapi/asm/sembuf.h
index dae5e835ce9e..c16e7a94725d 100644
--- a/arch/score/include/uapi/asm/sembuf.h
+++ b/arch/score/include/uapi/asm/sembuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SCORE_SEMBUF_H
#define _ASM_SCORE_SEMBUF_H
diff --git a/arch/score/include/uapi/asm/setup.h b/arch/score/include/uapi/asm/setup.h
index ab9dbdb59bba..dee58323847e 100644
--- a/arch/score/include/uapi/asm/setup.h
+++ b/arch/score/include/uapi/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_SCORE_SETUP_H
#define _UAPI_ASM_SCORE_SETUP_H
diff --git a/arch/score/include/uapi/asm/shmbuf.h b/arch/score/include/uapi/asm/shmbuf.h
index c85b2429ba21..f38acfe733cd 100644
--- a/arch/score/include/uapi/asm/shmbuf.h
+++ b/arch/score/include/uapi/asm/shmbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SCORE_SHMBUF_H
#define _ASM_SCORE_SHMBUF_H
diff --git a/arch/score/include/uapi/asm/sigcontext.h b/arch/score/include/uapi/asm/sigcontext.h
index 5ffda39ddb90..2b0cd93a71f6 100644
--- a/arch/score/include/uapi/asm/sigcontext.h
+++ b/arch/score/include/uapi/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SCORE_SIGCONTEXT_H
#define _ASM_SCORE_SIGCONTEXT_H
diff --git a/arch/score/include/uapi/asm/signal.h b/arch/score/include/uapi/asm/signal.h
index 2605bc06b64f..7fb694972302 100644
--- a/arch/score/include/uapi/asm/signal.h
+++ b/arch/score/include/uapi/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SCORE_SIGNAL_H
#define _ASM_SCORE_SIGNAL_H
diff --git a/arch/score/include/uapi/asm/socket.h b/arch/score/include/uapi/asm/socket.h
index 612a70e385ba..f76ba1f72354 100644
--- a/arch/score/include/uapi/asm/socket.h
+++ b/arch/score/include/uapi/asm/socket.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SCORE_SOCKET_H
#define _ASM_SCORE_SOCKET_H
diff --git a/arch/score/include/uapi/asm/sockios.h b/arch/score/include/uapi/asm/sockios.h
index ba8256480189..d0af8ce4373b 100644
--- a/arch/score/include/uapi/asm/sockios.h
+++ b/arch/score/include/uapi/asm/sockios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SCORE_SOCKIOS_H
#define _ASM_SCORE_SOCKIOS_H
diff --git a/arch/score/include/uapi/asm/stat.h b/arch/score/include/uapi/asm/stat.h
index 5037055500a2..669b69f764df 100644
--- a/arch/score/include/uapi/asm/stat.h
+++ b/arch/score/include/uapi/asm/stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SCORE_STAT_H
#define _ASM_SCORE_STAT_H
diff --git a/arch/score/include/uapi/asm/statfs.h b/arch/score/include/uapi/asm/statfs.h
index 36e41004e996..bb92b3e5525d 100644
--- a/arch/score/include/uapi/asm/statfs.h
+++ b/arch/score/include/uapi/asm/statfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SCORE_STATFS_H
#define _ASM_SCORE_STATFS_H
diff --git a/arch/score/include/uapi/asm/swab.h b/arch/score/include/uapi/asm/swab.h
index fadc3cc6d8a2..52b0927282b1 100644
--- a/arch/score/include/uapi/asm/swab.h
+++ b/arch/score/include/uapi/asm/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SCORE_SWAB_H
#define _ASM_SCORE_SWAB_H
diff --git a/arch/score/include/uapi/asm/termbits.h b/arch/score/include/uapi/asm/termbits.h
index 9a95c1412437..4a6f5511cd56 100644
--- a/arch/score/include/uapi/asm/termbits.h
+++ b/arch/score/include/uapi/asm/termbits.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SCORE_TERMBITS_H
#define _ASM_SCORE_TERMBITS_H
diff --git a/arch/score/include/uapi/asm/termios.h b/arch/score/include/uapi/asm/termios.h
index 40984e811ad6..fabb598ecfa3 100644
--- a/arch/score/include/uapi/asm/termios.h
+++ b/arch/score/include/uapi/asm/termios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SCORE_TERMIOS_H
#define _ASM_SCORE_TERMIOS_H
diff --git a/arch/score/include/uapi/asm/types.h b/arch/score/include/uapi/asm/types.h
index 2140032778ee..8515287f412a 100644
--- a/arch/score/include/uapi/asm/types.h
+++ b/arch/score/include/uapi/asm/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SCORE_TYPES_H
#define _ASM_SCORE_TYPES_H
diff --git a/arch/score/include/uapi/asm/unistd.h b/arch/score/include/uapi/asm/unistd.h
index d4008c339e89..04da47bd3d46 100644
--- a/arch/score/include/uapi/asm/unistd.h
+++ b/arch/score/include/uapi/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#define __ARCH_HAVE_MMU
#define __ARCH_WANT_RENAMEAT
diff --git a/arch/score/kernel/Makefile b/arch/score/kernel/Makefile
index fb1802b3f542..42def8cff873 100644
--- a/arch/score/kernel/Makefile
+++ b/arch/score/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux/SCORE kernel.
#
diff --git a/arch/score/kernel/sys_call_table.c b/arch/score/kernel/sys_call_table.c
index 287369b88c43..9e6ae793e690 100644
--- a/arch/score/kernel/sys_call_table.c
+++ b/arch/score/kernel/sys_call_table.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/syscalls.h>
#include <linux/signal.h>
#include <linux/unistd.h>
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 640a85925060..97fe29316476 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config SUPERH
def_bool y
select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST
diff --git a/arch/sh/Kconfig.cpu b/arch/sh/Kconfig.cpu
index 05b518e90cf7..4a4edc7e03d4 100644
--- a/arch/sh/Kconfig.cpu
+++ b/arch/sh/Kconfig.cpu
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Processor features"
choice
diff --git a/arch/sh/Kconfig.debug b/arch/sh/Kconfig.debug
index 5f2bb4242c0f..d0767672640d 100644
--- a/arch/sh/Kconfig.debug
+++ b/arch/sh/Kconfig.debug
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Kernel hacking"
config TRACE_IRQFLAGS_SUPPORT
diff --git a/arch/sh/boards/Kconfig b/arch/sh/boards/Kconfig
index 3554fcaa023b..6394b4f0a69b 100644
--- a/arch/sh/boards/Kconfig
+++ b/arch/sh/boards/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Board support"
config SOLUTION_ENGINE
diff --git a/arch/sh/boards/Makefile b/arch/sh/boards/Makefile
index cea300362035..4002a22a7c40 100644
--- a/arch/sh/boards/Makefile
+++ b/arch/sh/boards/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Specific board support, not covered by a mach group.
#
diff --git a/arch/sh/boards/board-edosk7705.c b/arch/sh/boards/board-edosk7705.c
index 5e24c17bbdad..67a8803eb3f9 100644
--- a/arch/sh/boards/board-edosk7705.c
+++ b/arch/sh/boards/board-edosk7705.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/sh/boards/renesas/edosk7705/setup.c
*
diff --git a/arch/sh/boards/board-polaris.c b/arch/sh/boards/board-polaris.c
index 37a08d094727..3de7bac01903 100644
--- a/arch/sh/boards/board-polaris.c
+++ b/arch/sh/boards/board-polaris.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* June 2006 Steve Glendinning <steve.glendinning@shawell.net>
*
diff --git a/arch/sh/boards/board-secureedge5410.c b/arch/sh/boards/board-secureedge5410.c
index 97ec67ffec2b..603a82325c65 100644
--- a/arch/sh/boards/board-secureedge5410.c
+++ b/arch/sh/boards/board-secureedge5410.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2002 David McCullough <davidm@snapgear.com>
* Copyright (C) 2003 Paul Mundt <lethal@linux-sh.org>
diff --git a/arch/sh/boards/board-sh2007.c b/arch/sh/boards/board-sh2007.c
index 1980bb7e5780..ef9c87deeb08 100644
--- a/arch/sh/boards/board-sh2007.c
+++ b/arch/sh/boards/board-sh2007.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* SH-2007 board support.
*
diff --git a/arch/sh/boards/board-shmin.c b/arch/sh/boards/board-shmin.c
index 325bed53b87e..83296c0b75c4 100644
--- a/arch/sh/boards/board-shmin.c
+++ b/arch/sh/boards/board-shmin.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/sh/boards/shmin/setup.c
*
diff --git a/arch/sh/boards/mach-highlander/Kconfig b/arch/sh/boards/mach-highlander/Kconfig
index 42f5589b4bf3..b0abd03cac4e 100644
--- a/arch/sh/boards/mach-highlander/Kconfig
+++ b/arch/sh/boards/mach-highlander/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if SH_HIGHLANDER
choice
diff --git a/arch/sh/boards/mach-highlander/Makefile b/arch/sh/boards/mach-highlander/Makefile
index d93aaf880134..880ed68138b0 100644
--- a/arch/sh/boards/mach-highlander/Makefile
+++ b/arch/sh/boards/mach-highlander/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Highlander specific parts of the kernel
#
diff --git a/arch/sh/boards/mach-migor/Kconfig b/arch/sh/boards/mach-migor/Kconfig
index a7b3b728ec3c..fb64a10e2170 100644
--- a/arch/sh/boards/mach-migor/Kconfig
+++ b/arch/sh/boards/mach-migor/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if SH_MIGOR
choice
diff --git a/arch/sh/boards/mach-r2d/Kconfig b/arch/sh/boards/mach-r2d/Kconfig
index 8122a9667fc9..21770e668de2 100644
--- a/arch/sh/boards/mach-r2d/Kconfig
+++ b/arch/sh/boards/mach-r2d/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if SH_RTS7751R2D
menu "RTS7751R2D Board Revision"
diff --git a/arch/sh/boards/mach-r2d/irq.c b/arch/sh/boards/mach-r2d/irq.c
index 574f009c3c31..e34f81e9ae81 100644
--- a/arch/sh/boards/mach-r2d/irq.c
+++ b/arch/sh/boards/mach-r2d/irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/sh/boards/renesas/rts7751r2d/irq.c
*
diff --git a/arch/sh/boards/mach-rsk/Kconfig b/arch/sh/boards/mach-rsk/Kconfig
index 0b9b2c4952c1..f0299bc4416f 100644
--- a/arch/sh/boards/mach-rsk/Kconfig
+++ b/arch/sh/boards/mach-rsk/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if SH_RSK
choice
diff --git a/arch/sh/boards/mach-sdk7780/Kconfig b/arch/sh/boards/mach-sdk7780/Kconfig
index 065f1df09bf1..d4392efd2f74 100644
--- a/arch/sh/boards/mach-sdk7780/Kconfig
+++ b/arch/sh/boards/mach-sdk7780/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if SH_SDK7780
choice
diff --git a/arch/sh/boards/mach-se/7206/irq.c b/arch/sh/boards/mach-se/7206/irq.c
index 0db058e709e9..2b15370829ae 100644
--- a/arch/sh/boards/mach-se/7206/irq.c
+++ b/arch/sh/boards/mach-se/7206/irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/sh/boards/se/7206/irq.c
*
diff --git a/arch/sh/boards/mach-se/7206/setup.c b/arch/sh/boards/mach-se/7206/setup.c
index 68883ec95682..dc55d3a69665 100644
--- a/arch/sh/boards/mach-se/7206/setup.c
+++ b/arch/sh/boards/mach-se/7206/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
*
* linux/arch/sh/boards/se/7206/setup.c
diff --git a/arch/sh/boards/mach-se/7343/setup.c b/arch/sh/boards/mach-se/7343/setup.c
index 8ce4f2a202a8..fe0e550601a2 100644
--- a/arch/sh/boards/mach-se/7343/setup.c
+++ b/arch/sh/boards/mach-se/7343/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/mtd/physmap.h>
diff --git a/arch/sh/boards/mach-se/770x/irq.c b/arch/sh/boards/mach-se/770x/irq.c
index 1028c17b81bc..66e2c8aa0b69 100644
--- a/arch/sh/boards/mach-se/770x/irq.c
+++ b/arch/sh/boards/mach-se/770x/irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/sh/boards/se/770x/irq.c
*
diff --git a/arch/sh/boards/mach-se/770x/setup.c b/arch/sh/boards/mach-se/770x/setup.c
index 658326f44df8..77c35350ee77 100644
--- a/arch/sh/boards/mach-se/770x/setup.c
+++ b/arch/sh/boards/mach-se/770x/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/sh/boards/se/770x/setup.c
*
diff --git a/arch/sh/boards/mach-se/7751/irq.c b/arch/sh/boards/mach-se/7751/irq.c
index 5c9847ea1e7c..dcefe58d8753 100644
--- a/arch/sh/boards/mach-se/7751/irq.c
+++ b/arch/sh/boards/mach-se/7751/irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/sh/boards/se/7751/irq.c
*
diff --git a/arch/sh/boards/mach-se/7751/setup.c b/arch/sh/boards/mach-se/7751/setup.c
index 820f4e7ba0d2..4c480605557f 100644
--- a/arch/sh/boards/mach-se/7751/setup.c
+++ b/arch/sh/boards/mach-se/7751/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/sh/boards/se/7751/setup.c
*
diff --git a/arch/sh/boards/mach-se/Makefile b/arch/sh/boards/mach-se/Makefile
index b537e238c6bc..8f69fc147c73 100644
--- a/arch/sh/boards/mach-se/Makefile
+++ b/arch/sh/boards/mach-se/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_SH_7619_SOLUTION_ENGINE) += board-se7619.o
obj-$(CONFIG_SH_SOLUTION_ENGINE) += 770x/
diff --git a/arch/sh/boards/mach-se/board-se7619.c b/arch/sh/boards/mach-se/board-se7619.c
index 958bcd7aacc5..4431da64a56f 100644
--- a/arch/sh/boards/mach-se/board-se7619.c
+++ b/arch/sh/boards/mach-se/board-se7619.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/sh/boards/se/7619/setup.c
*
diff --git a/arch/sh/boards/mach-sh03/rtc.c b/arch/sh/boards/mach-sh03/rtc.c
index f83ac7995d0f..dc3d50e3b7a2 100644
--- a/arch/sh/boards/mach-sh03/rtc.c
+++ b/arch/sh/boards/mach-sh03/rtc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/sh/boards/sh03/rtc.c -- CTP/PCI-SH03 on-chip RTC support
*
diff --git a/arch/sh/boards/mach-sh03/setup.c b/arch/sh/boards/mach-sh03/setup.c
index f582dab59343..85e7059a77e9 100644
--- a/arch/sh/boards/mach-sh03/setup.c
+++ b/arch/sh/boards/mach-sh03/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/sh/boards/sh03/setup.c
*
diff --git a/arch/sh/boot/compressed/Makefile b/arch/sh/boot/compressed/Makefile
index c4c47ea9fa94..f5e1bd779789 100644
--- a/arch/sh/boot/compressed/Makefile
+++ b/arch/sh/boot/compressed/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# linux/arch/sh/boot/compressed/Makefile
#
diff --git a/arch/sh/boot/compressed/cache.c b/arch/sh/boot/compressed/cache.c
index d0b77b68a4d0..31e04ff4841e 100644
--- a/arch/sh/boot/compressed/cache.c
+++ b/arch/sh/boot/compressed/cache.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
int cache_control(unsigned int command)
{
volatile unsigned int *p = (volatile unsigned int *) 0x80000000;
diff --git a/arch/sh/boot/compressed/head_32.S b/arch/sh/boot/compressed/head_32.S
index 3e150326f1fd..7bb168133dbb 100644
--- a/arch/sh/boot/compressed/head_32.S
+++ b/arch/sh/boot/compressed/head_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/sh/boot/compressed/head.S
*
diff --git a/arch/sh/boot/compressed/misc.c b/arch/sh/boot/compressed/misc.c
index ae1dfdb0013b..f2d9d3079d4e 100644
--- a/arch/sh/boot/compressed/misc.c
+++ b/arch/sh/boot/compressed/misc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/sh/boot/compressed/misc.c
*
diff --git a/arch/sh/boot/dts/j2_mimas_v2.dts b/arch/sh/boot/dts/j2_mimas_v2.dts
index 880de75360b3..9f4742fab329 100644
--- a/arch/sh/boot/dts/j2_mimas_v2.dts
+++ b/arch/sh/boot/dts/j2_mimas_v2.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/ {
diff --git a/arch/sh/boot/romimage/Makefile b/arch/sh/boot/romimage/Makefile
index 43c41191de5d..c7c8be58400c 100644
--- a/arch/sh/boot/romimage/Makefile
+++ b/arch/sh/boot/romimage/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# linux/arch/sh/boot/romimage/Makefile
#
diff --git a/arch/sh/boot/romimage/head.S b/arch/sh/boot/romimage/head.S
index 4671d1b82150..81a0652a3dff 100644
--- a/arch/sh/boot/romimage/head.S
+++ b/arch/sh/boot/romimage/head.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/sh/boot/romimage/head.S
*
diff --git a/arch/sh/cchips/Kconfig b/arch/sh/cchips/Kconfig
index a5ab2eccdaa6..6be5ddec14d3 100644
--- a/arch/sh/cchips/Kconfig
+++ b/arch/sh/cchips/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Companion Chips"
config HD6446X_SERIES
diff --git a/arch/sh/cchips/hd6446x/hd64461.c b/arch/sh/cchips/hd6446x/hd64461.c
index 8180092502f7..f3fba967445a 100644
--- a/arch/sh/cchips/hd6446x/hd64461.c
+++ b/arch/sh/cchips/hd6446x/hd64461.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2000 YAEGASHI Takeshi
* Hitachi HD64461 companion chip support
diff --git a/arch/sh/drivers/Kconfig b/arch/sh/drivers/Kconfig
index 420c6b2f33a5..80a45ad2852f 100644
--- a/arch/sh/drivers/Kconfig
+++ b/arch/sh/drivers/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
source "arch/sh/drivers/dma/Kconfig"
source "arch/sh/cchips/Kconfig"
diff --git a/arch/sh/drivers/Makefile b/arch/sh/drivers/Makefile
index e13f06bebd92..3e93b434e604 100644
--- a/arch/sh/drivers/Makefile
+++ b/arch/sh/drivers/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux SuperH-specific device drivers.
#
diff --git a/arch/sh/drivers/dma/Kconfig b/arch/sh/drivers/dma/Kconfig
index 78bc97b1d027..d0de378beefe 100644
--- a/arch/sh/drivers/dma/Kconfig
+++ b/arch/sh/drivers/dma/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "DMA support"
diff --git a/arch/sh/drivers/pci/Makefile b/arch/sh/drivers/pci/Makefile
index 82f0a335fd19..947bfe8bb0a7 100644
--- a/arch/sh/drivers/pci/Makefile
+++ b/arch/sh/drivers/pci/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the PCI specific kernel interface routines under Linux.
#
diff --git a/arch/sh/drivers/pci/common.c b/arch/sh/drivers/pci/common.c
index dbf138199871..cae707f3472d 100644
--- a/arch/sh/drivers/pci/common.c
+++ b/arch/sh/drivers/pci/common.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/pci.h>
#include <linux/interrupt.h>
#include <linux/timer.h>
diff --git a/arch/sh/drivers/pci/fixups-cayman.c b/arch/sh/drivers/pci/fixups-cayman.c
index 32467884d6f7..c797bfbe2e98 100644
--- a/arch/sh/drivers/pci/fixups-cayman.c
+++ b/arch/sh/drivers/pci/fixups-cayman.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/pci.h>
diff --git a/arch/sh/drivers/pci/fixups-se7751.c b/arch/sh/drivers/pci/fixups-se7751.c
index 1cb8d0ac4fdb..608f6521ceff 100644
--- a/arch/sh/drivers/pci/fixups-se7751.c
+++ b/arch/sh/drivers/pci/fixups-se7751.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/init.h>
diff --git a/arch/sh/drivers/pci/fixups-sh03.c b/arch/sh/drivers/pci/fixups-sh03.c
index 55ac1ba2c74f..7ec4a74ab12c 100644
--- a/arch/sh/drivers/pci/fixups-sh03.c
+++ b/arch/sh/drivers/pci/fixups-sh03.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/types.h>
diff --git a/arch/sh/drivers/pci/pci-sh4.h b/arch/sh/drivers/pci/pci-sh4.h
index 0288efc17ff3..1543c50b6503 100644
--- a/arch/sh/drivers/pci/pci-sh4.h
+++ b/arch/sh/drivers/pci/pci-sh4.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PCI_SH4_H
#define __PCI_SH4_H
diff --git a/arch/sh/include/asm/adc.h b/arch/sh/include/asm/adc.h
index 48824c1fab80..99ec66849559 100644
--- a/arch/sh/include/asm/adc.h
+++ b/arch/sh/include/asm/adc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ADC_H
#define __ASM_ADC_H
#ifdef __KERNEL__
diff --git a/arch/sh/include/asm/alignment.h b/arch/sh/include/asm/alignment.h
index b12efecf5294..4f3e715b8c26 100644
--- a/arch/sh/include/asm/alignment.h
+++ b/arch/sh/include/asm/alignment.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_ALIGNMENT_H
#define __ASM_SH_ALIGNMENT_H
diff --git a/arch/sh/include/asm/atomic-grb.h b/arch/sh/include/asm/atomic-grb.h
index d755e96c3064..aace62d42288 100644
--- a/arch/sh/include/asm/atomic-grb.h
+++ b/arch/sh/include/asm/atomic-grb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_ATOMIC_GRB_H
#define __ASM_SH_ATOMIC_GRB_H
diff --git a/arch/sh/include/asm/atomic-irq.h b/arch/sh/include/asm/atomic-irq.h
index 8e2da5fa0178..ee523bd2120f 100644
--- a/arch/sh/include/asm/atomic-irq.h
+++ b/arch/sh/include/asm/atomic-irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_ATOMIC_IRQ_H
#define __ASM_SH_ATOMIC_IRQ_H
diff --git a/arch/sh/include/asm/atomic-llsc.h b/arch/sh/include/asm/atomic-llsc.h
index 1d159ce50f5a..1d06e4d288dc 100644
--- a/arch/sh/include/asm/atomic-llsc.h
+++ b/arch/sh/include/asm/atomic-llsc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_ATOMIC_LLSC_H
#define __ASM_SH_ATOMIC_LLSC_H
diff --git a/arch/sh/include/asm/atomic.h b/arch/sh/include/asm/atomic.h
index 8a7bd80c8b33..0fd0099f43cc 100644
--- a/arch/sh/include/asm/atomic.h
+++ b/arch/sh/include/asm/atomic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_ATOMIC_H
#define __ASM_SH_ATOMIC_H
diff --git a/arch/sh/include/asm/barrier.h b/arch/sh/include/asm/barrier.h
index 3c30b6e166b6..66faae19d254 100644
--- a/arch/sh/include/asm/barrier.h
+++ b/arch/sh/include/asm/barrier.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1999, 2000 Niibe Yutaka & Kaz Kojima
* Copyright (C) 2002 Paul Mundt
diff --git a/arch/sh/include/asm/bitops-cas.h b/arch/sh/include/asm/bitops-cas.h
index 88f793c04d3c..ba517b3f24da 100644
--- a/arch/sh/include/asm/bitops-cas.h
+++ b/arch/sh/include/asm/bitops-cas.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_BITOPS_CAS_H
#define __ASM_SH_BITOPS_CAS_H
diff --git a/arch/sh/include/asm/bitops-grb.h b/arch/sh/include/asm/bitops-grb.h
index e73af33acbf4..75b5980399d4 100644
--- a/arch/sh/include/asm/bitops-grb.h
+++ b/arch/sh/include/asm/bitops-grb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_BITOPS_GRB_H
#define __ASM_SH_BITOPS_GRB_H
diff --git a/arch/sh/include/asm/bitops-llsc.h b/arch/sh/include/asm/bitops-llsc.h
index d8328be06191..47036845fc68 100644
--- a/arch/sh/include/asm/bitops-llsc.h
+++ b/arch/sh/include/asm/bitops-llsc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_BITOPS_LLSC_H
#define __ASM_SH_BITOPS_LLSC_H
diff --git a/arch/sh/include/asm/bitops-op32.h b/arch/sh/include/asm/bitops-op32.h
index f0ae7e9218e0..466880362ad1 100644
--- a/arch/sh/include/asm/bitops-op32.h
+++ b/arch/sh/include/asm/bitops-op32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_BITOPS_OP32_H
#define __ASM_SH_BITOPS_OP32_H
diff --git a/arch/sh/include/asm/bitops.h b/arch/sh/include/asm/bitops.h
index a8699d60a8c4..8c3578288db5 100644
--- a/arch/sh/include/asm/bitops.h
+++ b/arch/sh/include/asm/bitops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_BITOPS_H
#define __ASM_SH_BITOPS_H
diff --git a/arch/sh/include/asm/bl_bit.h b/arch/sh/include/asm/bl_bit.h
index 06e4163c6746..7e3d81691ad5 100644
--- a/arch/sh/include/asm/bl_bit.h
+++ b/arch/sh/include/asm/bl_bit.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_BL_BIT_H
#define __ASM_SH_BL_BIT_H
diff --git a/arch/sh/include/asm/bl_bit_32.h b/arch/sh/include/asm/bl_bit_32.h
index fd21eee62149..1f7d225fc604 100644
--- a/arch/sh/include/asm/bl_bit_32.h
+++ b/arch/sh/include/asm/bl_bit_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_BL_BIT_32_H
#define __ASM_SH_BL_BIT_32_H
diff --git a/arch/sh/include/asm/bug.h b/arch/sh/include/asm/bug.h
index 5b5086367639..05a485c4fabc 100644
--- a/arch/sh/include/asm/bug.h
+++ b/arch/sh/include/asm/bug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_BUG_H
#define __ASM_SH_BUG_H
diff --git a/arch/sh/include/asm/bugs.h b/arch/sh/include/asm/bugs.h
index 02a19a1c033a..030df56bfdb2 100644
--- a/arch/sh/include/asm/bugs.h
+++ b/arch/sh/include/asm/bugs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_BUGS_H
#define __ASM_SH_BUGS_H
diff --git a/arch/sh/include/asm/cache.h b/arch/sh/include/asm/cache.h
index ef9e555aafba..2408ac4873aa 100644
--- a/arch/sh/include/asm/cache.h
+++ b/arch/sh/include/asm/cache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: cache.h,v 1.6 2004/03/11 18:08:05 lethal Exp $
*
* include/asm-sh/cache.h
diff --git a/arch/sh/include/asm/cache_insns.h b/arch/sh/include/asm/cache_insns.h
index 355cb06b7a30..c5a4acdc53f9 100644
--- a/arch/sh/include/asm/cache_insns.h
+++ b/arch/sh/include/asm/cache_insns.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_CACHE_INSNS_H
#define __ASM_SH_CACHE_INSNS_H
diff --git a/arch/sh/include/asm/cache_insns_32.h b/arch/sh/include/asm/cache_insns_32.h
index b92fe5416092..470880b972cb 100644
--- a/arch/sh/include/asm/cache_insns_32.h
+++ b/arch/sh/include/asm/cache_insns_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_CACHE_INSNS_32_H
#define __ASM_SH_CACHE_INSNS_32_H
diff --git a/arch/sh/include/asm/cacheflush.h b/arch/sh/include/asm/cacheflush.h
index 82e1eabeac98..d103ab5a4e4b 100644
--- a/arch/sh/include/asm/cacheflush.h
+++ b/arch/sh/include/asm/cacheflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_CACHEFLUSH_H
#define __ASM_SH_CACHEFLUSH_H
diff --git a/arch/sh/include/asm/checksum.h b/arch/sh/include/asm/checksum.h
index 34ae26204524..a460a108969d 100644
--- a/arch/sh/include/asm/checksum.h
+++ b/arch/sh/include/asm/checksum.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef CONFIG_SUPERH32
# include <asm/checksum_32.h>
#else
diff --git a/arch/sh/include/asm/clock.h b/arch/sh/include/asm/clock.h
index 0390a07e7e3b..b65bc2908e8a 100644
--- a/arch/sh/include/asm/clock.h
+++ b/arch/sh/include/asm/clock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_CLOCK_H
#define __ASM_SH_CLOCK_H
diff --git a/arch/sh/include/asm/cmpxchg-cas.h b/arch/sh/include/asm/cmpxchg-cas.h
index d0d86649e8c1..f508db6eaf31 100644
--- a/arch/sh/include/asm/cmpxchg-cas.h
+++ b/arch/sh/include/asm/cmpxchg-cas.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_CMPXCHG_CAS_H
#define __ASM_SH_CMPXCHG_CAS_H
diff --git a/arch/sh/include/asm/cmpxchg-grb.h b/arch/sh/include/asm/cmpxchg-grb.h
index 2ed557b31bd9..e12279ea35cf 100644
--- a/arch/sh/include/asm/cmpxchg-grb.h
+++ b/arch/sh/include/asm/cmpxchg-grb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_CMPXCHG_GRB_H
#define __ASM_SH_CMPXCHG_GRB_H
diff --git a/arch/sh/include/asm/cmpxchg-irq.h b/arch/sh/include/asm/cmpxchg-irq.h
index f88877257171..07d3e7f08389 100644
--- a/arch/sh/include/asm/cmpxchg-irq.h
+++ b/arch/sh/include/asm/cmpxchg-irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_CMPXCHG_IRQ_H
#define __ASM_SH_CMPXCHG_IRQ_H
diff --git a/arch/sh/include/asm/cmpxchg-llsc.h b/arch/sh/include/asm/cmpxchg-llsc.h
index fcfd32271bff..d5270cd297c1 100644
--- a/arch/sh/include/asm/cmpxchg-llsc.h
+++ b/arch/sh/include/asm/cmpxchg-llsc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_CMPXCHG_LLSC_H
#define __ASM_SH_CMPXCHG_LLSC_H
diff --git a/arch/sh/include/asm/cmpxchg.h b/arch/sh/include/asm/cmpxchg.h
index 3dfe0467a773..e9501d85c278 100644
--- a/arch/sh/include/asm/cmpxchg.h
+++ b/arch/sh/include/asm/cmpxchg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_CMPXCHG_H
#define __ASM_SH_CMPXCHG_H
diff --git a/arch/sh/include/asm/dma-mapping.h b/arch/sh/include/asm/dma-mapping.h
index 9b06be07db4d..68c1536b3aab 100644
--- a/arch/sh/include/asm/dma-mapping.h
+++ b/arch/sh/include/asm/dma-mapping.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_DMA_MAPPING_H
#define __ASM_SH_DMA_MAPPING_H
diff --git a/arch/sh/include/asm/dmabrg.h b/arch/sh/include/asm/dmabrg.h
index c5edba216cf1..69e119cfd711 100644
--- a/arch/sh/include/asm/dmabrg.h
+++ b/arch/sh/include/asm/dmabrg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* SH7760 DMABRG (USB/Audio) support
*/
diff --git a/arch/sh/include/asm/elf.h b/arch/sh/include/asm/elf.h
index bf9f44f17c29..5ec8db1ddc20 100644
--- a/arch/sh/include/asm/elf.h
+++ b/arch/sh/include/asm/elf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_ELF_H
#define __ASM_SH_ELF_H
diff --git a/arch/sh/include/asm/entry-macros.S b/arch/sh/include/asm/entry-macros.S
index cc43a55e1fcf..5ce142d8c5a8 100644
--- a/arch/sh/include/asm/entry-macros.S
+++ b/arch/sh/include/asm/entry-macros.S
@@ -1,3 +1,4 @@
+! SPDX-License-Identifier: GPL-2.0
! entry.S macro define
.macro cli
diff --git a/arch/sh/include/asm/extable.h b/arch/sh/include/asm/extable.h
index df2ee2fcb8d3..ed46f8bebb9f 100644
--- a/arch/sh/include/asm/extable.h
+++ b/arch/sh/include/asm/extable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_EXTABLE_H
#define __ASM_SH_EXTABLE_H
diff --git a/arch/sh/include/asm/fpu.h b/arch/sh/include/asm/fpu.h
index 50921c7cc3f0..43cfaf929aa7 100644
--- a/arch/sh/include/asm/fpu.h
+++ b/arch/sh/include/asm/fpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_FPU_H
#define __ASM_SH_FPU_H
diff --git a/arch/sh/include/asm/ftrace.h b/arch/sh/include/asm/ftrace.h
index 1f157b86eaa7..b1c1dc0cc261 100644
--- a/arch/sh/include/asm/ftrace.h
+++ b/arch/sh/include/asm/ftrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_FTRACE_H
#define __ASM_SH_FTRACE_H
diff --git a/arch/sh/include/asm/futex-cas.h b/arch/sh/include/asm/futex-cas.h
index 267cb7a5f101..ed738e32b5ec 100644
--- a/arch/sh/include/asm/futex-cas.h
+++ b/arch/sh/include/asm/futex-cas.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_FUTEX_CAS_H
#define __ASM_SH_FUTEX_CAS_H
diff --git a/arch/sh/include/asm/futex-irq.h b/arch/sh/include/asm/futex-irq.h
index ab01dbee0a82..9bc053242ea0 100644
--- a/arch/sh/include/asm/futex-irq.h
+++ b/arch/sh/include/asm/futex-irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_FUTEX_IRQ_H
#define __ASM_SH_FUTEX_IRQ_H
diff --git a/arch/sh/include/asm/futex-llsc.h b/arch/sh/include/asm/futex-llsc.h
index 23591703bec0..6e1570752bc1 100644
--- a/arch/sh/include/asm/futex-llsc.h
+++ b/arch/sh/include/asm/futex-llsc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_FUTEX_LLSC_H
#define __ASM_SH_FUTEX_LLSC_H
diff --git a/arch/sh/include/asm/futex.h b/arch/sh/include/asm/futex.h
index 8f8cf941a8cd..15bf07bfa96b 100644
--- a/arch/sh/include/asm/futex.h
+++ b/arch/sh/include/asm/futex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_FUTEX_H
#define __ASM_SH_FUTEX_H
diff --git a/arch/sh/include/asm/hardirq.h b/arch/sh/include/asm/hardirq.h
index 48b191313a99..edaea3559a23 100644
--- a/arch/sh/include/asm/hardirq.h
+++ b/arch/sh/include/asm/hardirq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_HARDIRQ_H
#define __ASM_SH_HARDIRQ_H
diff --git a/arch/sh/include/asm/hd64461.h b/arch/sh/include/asm/hd64461.h
index 977355f0a483..afb24cb034b1 100644
--- a/arch/sh/include/asm/hd64461.h
+++ b/arch/sh/include/asm/hd64461.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_HD64461
#define __ASM_SH_HD64461
/*
diff --git a/arch/sh/include/asm/heartbeat.h b/arch/sh/include/asm/heartbeat.h
index caaafe5a3ef1..4028ca4058d1 100644
--- a/arch/sh/include/asm/heartbeat.h
+++ b/arch/sh/include/asm/heartbeat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_HEARTBEAT_H
#define __ASM_SH_HEARTBEAT_H
diff --git a/arch/sh/include/asm/hugetlb.h b/arch/sh/include/asm/hugetlb.h
index ef489a56fcce..735939c0f513 100644
--- a/arch/sh/include/asm/hugetlb.h
+++ b/arch/sh/include/asm/hugetlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SH_HUGETLB_H
#define _ASM_SH_HUGETLB_H
diff --git a/arch/sh/include/asm/hw_breakpoint.h b/arch/sh/include/asm/hw_breakpoint.h
index ec9ad593c3da..7431c172c0cb 100644
--- a/arch/sh/include/asm/hw_breakpoint.h
+++ b/arch/sh/include/asm/hw_breakpoint.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_HW_BREAKPOINT_H
#define __ASM_SH_HW_BREAKPOINT_H
diff --git a/arch/sh/include/asm/hw_irq.h b/arch/sh/include/asm/hw_irq.h
index 693d44184058..ce23e3332f9c 100644
--- a/arch/sh/include/asm/hw_irq.h
+++ b/arch/sh/include/asm/hw_irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_HW_IRQ_H
#define __ASM_SH_HW_IRQ_H
diff --git a/arch/sh/include/asm/i2c-sh7760.h b/arch/sh/include/asm/i2c-sh7760.h
index 69fee1239b03..a777f1410a6e 100644
--- a/arch/sh/include/asm/i2c-sh7760.h
+++ b/arch/sh/include/asm/i2c-sh7760.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* MMIO/IRQ and platform data for SH7760 I2C channels
*/
diff --git a/arch/sh/include/asm/io.h b/arch/sh/include/asm/io.h
index 3280a6bfa503..98cb8c802b1a 100644
--- a/arch/sh/include/asm/io.h
+++ b/arch/sh/include/asm/io.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_IO_H
#define __ASM_SH_IO_H
diff --git a/arch/sh/include/asm/io_generic.h b/arch/sh/include/asm/io_generic.h
index b5f6956f19c8..87ec38f4e532 100644
--- a/arch/sh/include/asm/io_generic.h
+++ b/arch/sh/include/asm/io_generic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Trivial I/O routine definitions, intentionally meant to be included
* multiple times. Ugly I/O routine concatenation helpers taken from
diff --git a/arch/sh/include/asm/io_noioport.h b/arch/sh/include/asm/io_noioport.h
index c727e6ddf69e..90d6109f1622 100644
--- a/arch/sh/include/asm/io_noioport.h
+++ b/arch/sh/include/asm/io_noioport.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_IO_NOIOPORT_H
#define __ASM_SH_IO_NOIOPORT_H
diff --git a/arch/sh/include/asm/io_trapped.h b/arch/sh/include/asm/io_trapped.h
index 4ab94ef51071..ac01b201d9aa 100644
--- a/arch/sh/include/asm/io_trapped.h
+++ b/arch/sh/include/asm/io_trapped.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_IO_TRAPPED_H
#define __ASM_SH_IO_TRAPPED_H
diff --git a/arch/sh/include/asm/irq.h b/arch/sh/include/asm/irq.h
index 0e4f532e4737..8065a3222e19 100644
--- a/arch/sh/include/asm/irq.h
+++ b/arch/sh/include/asm/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_IRQ_H
#define __ASM_SH_IRQ_H
diff --git a/arch/sh/include/asm/irqflags.h b/arch/sh/include/asm/irqflags.h
index 43b7608606c3..25f6cfef3f04 100644
--- a/arch/sh/include/asm/irqflags.h
+++ b/arch/sh/include/asm/irqflags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_IRQFLAGS_H
#define __ASM_SH_IRQFLAGS_H
diff --git a/arch/sh/include/asm/kdebug.h b/arch/sh/include/asm/kdebug.h
index 8d6a831e7ba1..5212f5fcd752 100644
--- a/arch/sh/include/asm/kdebug.h
+++ b/arch/sh/include/asm/kdebug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_KDEBUG_H
#define __ASM_SH_KDEBUG_H
diff --git a/arch/sh/include/asm/kexec.h b/arch/sh/include/asm/kexec.h
index ad6ef8a275ee..fd5f331a3912 100644
--- a/arch/sh/include/asm/kexec.h
+++ b/arch/sh/include/asm/kexec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_KEXEC_H
#define __ASM_SH_KEXEC_H
diff --git a/arch/sh/include/asm/kgdb.h b/arch/sh/include/asm/kgdb.h
index 9e7d2d1b03e0..0d5b840cb289 100644
--- a/arch/sh/include/asm/kgdb.h
+++ b/arch/sh/include/asm/kgdb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_KGDB_H
#define __ASM_SH_KGDB_H
diff --git a/arch/sh/include/asm/kmap_types.h b/arch/sh/include/asm/kmap_types.h
index 5962b08b6dd8..b78107f923dd 100644
--- a/arch/sh/include/asm/kmap_types.h
+++ b/arch/sh/include/asm/kmap_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SH_KMAP_TYPES_H
#define __SH_KMAP_TYPES_H
diff --git a/arch/sh/include/asm/kprobes.h b/arch/sh/include/asm/kprobes.h
index f0986f9b3844..85d8bcaa8493 100644
--- a/arch/sh/include/asm/kprobes.h
+++ b/arch/sh/include/asm/kprobes.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_KPROBES_H
#define __ASM_SH_KPROBES_H
diff --git a/arch/sh/include/asm/linkage.h b/arch/sh/include/asm/linkage.h
index 3565a4f4009f..7c2fa27a43f8 100644
--- a/arch/sh/include/asm/linkage.h
+++ b/arch/sh/include/asm/linkage.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_LINKAGE_H
#define __ASM_LINKAGE_H
diff --git a/arch/sh/include/asm/mmu.h b/arch/sh/include/asm/mmu.h
index 56e4418c19b9..172e329fd92d 100644
--- a/arch/sh/include/asm/mmu.h
+++ b/arch/sh/include/asm/mmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MMU_H
#define __MMU_H
diff --git a/arch/sh/include/asm/mmu_context.h b/arch/sh/include/asm/mmu_context.h
index eb6ac3c10c44..2d09650093c7 100644
--- a/arch/sh/include/asm/mmu_context.h
+++ b/arch/sh/include/asm/mmu_context.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1999 Niibe Yutaka
* Copyright (C) 2003 - 2007 Paul Mundt
diff --git a/arch/sh/include/asm/mmu_context_32.h b/arch/sh/include/asm/mmu_context_32.h
index 10e2e17210d2..71bf12ef1f65 100644
--- a/arch/sh/include/asm/mmu_context_32.h
+++ b/arch/sh/include/asm/mmu_context_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_MMU_CONTEXT_32_H
#define __ASM_SH_MMU_CONTEXT_32_H
diff --git a/arch/sh/include/asm/mmzone.h b/arch/sh/include/asm/mmzone.h
index 15a8496960e6..cbaee1d1b673 100644
--- a/arch/sh/include/asm/mmzone.h
+++ b/arch/sh/include/asm/mmzone.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_MMZONE_H
#define __ASM_SH_MMZONE_H
diff --git a/arch/sh/include/asm/module.h b/arch/sh/include/asm/module.h
index 81300d8b5448..9f38fb35fe96 100644
--- a/arch/sh/include/asm/module.h
+++ b/arch/sh/include/asm/module.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SH_MODULE_H
#define _ASM_SH_MODULE_H
diff --git a/arch/sh/include/asm/page.h b/arch/sh/include/asm/page.h
index ceb5201a30ed..5eef8be3e59f 100644
--- a/arch/sh/include/asm/page.h
+++ b/arch/sh/include/asm/page.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_PAGE_H
#define __ASM_SH_PAGE_H
diff --git a/arch/sh/include/asm/pci.h b/arch/sh/include/asm/pci.h
index 17fa69bc814d..53f7ae6abaa7 100644
--- a/arch/sh/include/asm/pci.h
+++ b/arch/sh/include/asm/pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_PCI_H
#define __ASM_SH_PCI_H
diff --git a/arch/sh/include/asm/perf_event.h b/arch/sh/include/asm/perf_event.h
index 14308bed7ea5..468c7ca8bd2e 100644
--- a/arch/sh/include/asm/perf_event.h
+++ b/arch/sh/include/asm/perf_event.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_PERF_EVENT_H
#define __ASM_SH_PERF_EVENT_H
diff --git a/arch/sh/include/asm/pgalloc.h b/arch/sh/include/asm/pgalloc.h
index f3f42c84c40f..ed053a359ab7 100644
--- a/arch/sh/include/asm/pgalloc.h
+++ b/arch/sh/include/asm/pgalloc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_PGALLOC_H
#define __ASM_SH_PGALLOC_H
diff --git a/arch/sh/include/asm/pgtable-2level.h b/arch/sh/include/asm/pgtable-2level.h
index f75cf4387257..bf1eb51c3ee5 100644
--- a/arch/sh/include/asm/pgtable-2level.h
+++ b/arch/sh/include/asm/pgtable-2level.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_PGTABLE_2LEVEL_H
#define __ASM_SH_PGTABLE_2LEVEL_H
diff --git a/arch/sh/include/asm/pgtable-3level.h b/arch/sh/include/asm/pgtable-3level.h
index 9b1e776eca31..7d8587eb65ff 100644
--- a/arch/sh/include/asm/pgtable-3level.h
+++ b/arch/sh/include/asm/pgtable-3level.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_PGTABLE_3LEVEL_H
#define __ASM_SH_PGTABLE_3LEVEL_H
diff --git a/arch/sh/include/asm/pgtable_32.h b/arch/sh/include/asm/pgtable_32.h
index c646e563abce..29274f0e428e 100644
--- a/arch/sh/include/asm/pgtable_32.h
+++ b/arch/sh/include/asm/pgtable_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_PGTABLE_32_H
#define __ASM_SH_PGTABLE_32_H
diff --git a/arch/sh/include/asm/posix_types.h b/arch/sh/include/asm/posix_types.h
index 1aa781079b1e..0d670fd94fe7 100644
--- a/arch/sh/include/asm/posix_types.h
+++ b/arch/sh/include/asm/posix_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
# ifdef CONFIG_SUPERH32
# include <asm/posix_types_32.h>
# else
diff --git a/arch/sh/include/asm/processor.h b/arch/sh/include/asm/processor.h
index 5addd69f70ef..6fbf8c80e498 100644
--- a/arch/sh/include/asm/processor.h
+++ b/arch/sh/include/asm/processor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_PROCESSOR_H
#define __ASM_SH_PROCESSOR_H
diff --git a/arch/sh/include/asm/processor_32.h b/arch/sh/include/asm/processor_32.h
index 88ce1e22237b..95100d8a0b7b 100644
--- a/arch/sh/include/asm/processor_32.h
+++ b/arch/sh/include/asm/processor_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/asm-sh/processor.h
*
diff --git a/arch/sh/include/asm/ptrace.h b/arch/sh/include/asm/ptrace.h
index 2506c7db76b7..9143c7babcbe 100644
--- a/arch/sh/include/asm/ptrace.h
+++ b/arch/sh/include/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1999, 2000 Niibe Yutaka
*/
diff --git a/arch/sh/include/asm/ptrace_32.h b/arch/sh/include/asm/ptrace_32.h
index 1dd4480c5363..5f37ad7c6065 100644
--- a/arch/sh/include/asm/ptrace_32.h
+++ b/arch/sh/include/asm/ptrace_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_PTRACE_32_H
#define __ASM_SH_PTRACE_32_H
diff --git a/arch/sh/include/asm/ptrace_64.h b/arch/sh/include/asm/ptrace_64.h
index 97f4b5660f2c..6ee08229b433 100644
--- a/arch/sh/include/asm/ptrace_64.h
+++ b/arch/sh/include/asm/ptrace_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_PTRACE_64_H
#define __ASM_SH_PTRACE_64_H
diff --git a/arch/sh/include/asm/push-switch.h b/arch/sh/include/asm/push-switch.h
index 4903f9e52dd8..c5f072572fd1 100644
--- a/arch/sh/include/asm/push-switch.h
+++ b/arch/sh/include/asm/push-switch.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_PUSH_SWITCH_H
#define __ASM_SH_PUSH_SWITCH_H
diff --git a/arch/sh/include/asm/reboot.h b/arch/sh/include/asm/reboot.h
index b3da0c63fc3d..5c445c90df14 100644
--- a/arch/sh/include/asm/reboot.h
+++ b/arch/sh/include/asm/reboot.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_REBOOT_H
#define __ASM_SH_REBOOT_H
diff --git a/arch/sh/include/asm/romimage-macros.h b/arch/sh/include/asm/romimage-macros.h
index ae17a150bb58..f9352ee7c21b 100644
--- a/arch/sh/include/asm/romimage-macros.h
+++ b/arch/sh/include/asm/romimage-macros.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ROMIMAGE_MACRO_H
#define __ROMIMAGE_MACRO_H
diff --git a/arch/sh/include/asm/rtc.h b/arch/sh/include/asm/rtc.h
index f7b010d48af7..c63555ee1255 100644
--- a/arch/sh/include/asm/rtc.h
+++ b/arch/sh/include/asm/rtc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_RTC_H
#define _ASM_RTC_H
diff --git a/arch/sh/include/asm/seccomp.h b/arch/sh/include/asm/seccomp.h
index 3280ed3802ef..54111e4d32b8 100644
--- a/arch/sh/include/asm/seccomp.h
+++ b/arch/sh/include/asm/seccomp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SECCOMP_H
#include <linux/unistd.h>
diff --git a/arch/sh/include/asm/sections.h b/arch/sh/include/asm/sections.h
index 7a99e6af6372..8edb824049b9 100644
--- a/arch/sh/include/asm/sections.h
+++ b/arch/sh/include/asm/sections.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_SECTIONS_H
#define __ASM_SH_SECTIONS_H
diff --git a/arch/sh/include/asm/segment.h b/arch/sh/include/asm/segment.h
index ff795d3a6909..101c13c0c6ad 100644
--- a/arch/sh/include/asm/segment.h
+++ b/arch/sh/include/asm/segment.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_SEGMENT_H
#define __ASM_SH_SEGMENT_H
diff --git a/arch/sh/include/asm/setup.h b/arch/sh/include/asm/setup.h
index 99238108e7a5..fc807011187f 100644
--- a/arch/sh/include/asm/setup.h
+++ b/arch/sh/include/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SH_SETUP_H
#define _SH_SETUP_H
diff --git a/arch/sh/include/asm/sh7760fb.h b/arch/sh/include/asm/sh7760fb.h
index 8767f61aceca..2d9433d75402 100644
--- a/arch/sh/include/asm/sh7760fb.h
+++ b/arch/sh/include/asm/sh7760fb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* sh7760fb.h -- platform data for SH7760/SH7763 LCDC framebuffer driver.
*
diff --git a/arch/sh/include/asm/sh_bios.h b/arch/sh/include/asm/sh_bios.h
index 95714c28422b..ab693b982442 100644
--- a/arch/sh/include/asm/sh_bios.h
+++ b/arch/sh/include/asm/sh_bios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_BIOS_H
#define __ASM_SH_BIOS_H
diff --git a/arch/sh/include/asm/smc37c93x.h b/arch/sh/include/asm/smc37c93x.h
index 585da2a8fc45..f054c30a171a 100644
--- a/arch/sh/include/asm/smc37c93x.h
+++ b/arch/sh/include/asm/smc37c93x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_SMC37C93X_H
#define __ASM_SH_SMC37C93X_H
diff --git a/arch/sh/include/asm/smp-ops.h b/arch/sh/include/asm/smp-ops.h
index c590f76856f1..e27702130eb6 100644
--- a/arch/sh/include/asm/smp-ops.h
+++ b/arch/sh/include/asm/smp-ops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_SMP_OPS_H
#define __ASM_SH_SMP_OPS_H
diff --git a/arch/sh/include/asm/smp.h b/arch/sh/include/asm/smp.h
index c9f8bbdb1bf8..1a0d7cf71c10 100644
--- a/arch/sh/include/asm/smp.h
+++ b/arch/sh/include/asm/smp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_SMP_H
#define __ASM_SH_SMP_H
diff --git a/arch/sh/include/asm/sparsemem.h b/arch/sh/include/asm/sparsemem.h
index 547a540b6667..4eb899751e45 100644
--- a/arch/sh/include/asm/sparsemem.h
+++ b/arch/sh/include/asm/sparsemem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_SPARSEMEM_H
#define __ASM_SH_SPARSEMEM_H
diff --git a/arch/sh/include/asm/spi.h b/arch/sh/include/asm/spi.h
index e96f5b0953c8..6780753bd249 100644
--- a/arch/sh/include/asm/spi.h
+++ b/arch/sh/include/asm/spi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SPI_H__
#define __ASM_SPI_H__
diff --git a/arch/sh/include/asm/spinlock_types.h b/arch/sh/include/asm/spinlock_types.h
index 9b7560db06ca..e82369f286a2 100644
--- a/arch/sh/include/asm/spinlock_types.h
+++ b/arch/sh/include/asm/spinlock_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_SPINLOCK_TYPES_H
#define __ASM_SH_SPINLOCK_TYPES_H
diff --git a/arch/sh/include/asm/sram.h b/arch/sh/include/asm/sram.h
index a2808ce4c0aa..c125cf219868 100644
--- a/arch/sh/include/asm/sram.h
+++ b/arch/sh/include/asm/sram.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SRAM_H
#define __ASM_SRAM_H
diff --git a/arch/sh/include/asm/stackprotector.h b/arch/sh/include/asm/stackprotector.h
index 141515a43b78..35616841d0a1 100644
--- a/arch/sh/include/asm/stackprotector.h
+++ b/arch/sh/include/asm/stackprotector.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_STACKPROTECTOR_H
#define __ASM_SH_STACKPROTECTOR_H
diff --git a/arch/sh/include/asm/stacktrace.h b/arch/sh/include/asm/stacktrace.h
index a7e2d4dfd087..50c173c0b9f5 100644
--- a/arch/sh/include/asm/stacktrace.h
+++ b/arch/sh/include/asm/stacktrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2009 Matt Fleming
*
diff --git a/arch/sh/include/asm/string.h b/arch/sh/include/asm/string.h
index 114011fa08af..84fc5ed9c5b3 100644
--- a/arch/sh/include/asm/string.h
+++ b/arch/sh/include/asm/string.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef CONFIG_SUPERH32
# include <asm/string_32.h>
#else
diff --git a/arch/sh/include/asm/string_64.h b/arch/sh/include/asm/string_64.h
index 742007172624..d51d6150a4e2 100644
--- a/arch/sh/include/asm/string_64.h
+++ b/arch/sh/include/asm/string_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_STRING_64_H
#define __ASM_SH_STRING_64_H
diff --git a/arch/sh/include/asm/suspend.h b/arch/sh/include/asm/suspend.h
index 70ae0b2888ab..47db17520261 100644
--- a/arch/sh/include/asm/suspend.h
+++ b/arch/sh/include/asm/suspend.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SH_SUSPEND_H
#define _ASM_SH_SUSPEND_H
diff --git a/arch/sh/include/asm/switch_to_32.h b/arch/sh/include/asm/switch_to_32.h
index 7661b4ba8259..9c93fb91adb4 100644
--- a/arch/sh/include/asm/switch_to_32.h
+++ b/arch/sh/include/asm/switch_to_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_SWITCH_TO_32_H
#define __ASM_SH_SWITCH_TO_32_H
diff --git a/arch/sh/include/asm/syscall.h b/arch/sh/include/asm/syscall.h
index 847128da6eac..90ba00002626 100644
--- a/arch/sh/include/asm/syscall.h
+++ b/arch/sh/include/asm/syscall.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_SYSCALL_H
#define __ASM_SH_SYSCALL_H
diff --git a/arch/sh/include/asm/syscall_32.h b/arch/sh/include/asm/syscall_32.h
index 95be3b0ce0ac..6e118799831c 100644
--- a/arch/sh/include/asm/syscall_32.h
+++ b/arch/sh/include/asm/syscall_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_SYSCALL_32_H
#define __ASM_SH_SYSCALL_32_H
diff --git a/arch/sh/include/asm/syscall_64.h b/arch/sh/include/asm/syscall_64.h
index c6a797b90b80..43882580c7f9 100644
--- a/arch/sh/include/asm/syscall_64.h
+++ b/arch/sh/include/asm/syscall_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_SYSCALL_64_H
#define __ASM_SH_SYSCALL_64_H
diff --git a/arch/sh/include/asm/syscalls.h b/arch/sh/include/asm/syscalls.h
index 3dbfef06f6b2..995ef046232c 100644
--- a/arch/sh/include/asm/syscalls.h
+++ b/arch/sh/include/asm/syscalls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_SYSCALLS_H
#define __ASM_SH_SYSCALLS_H
diff --git a/arch/sh/include/asm/syscalls_32.h b/arch/sh/include/asm/syscalls_32.h
index 4f643aa718e3..9f9faf63b48c 100644
--- a/arch/sh/include/asm/syscalls_32.h
+++ b/arch/sh/include/asm/syscalls_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_SYSCALLS_32_H
#define __ASM_SH_SYSCALLS_32_H
diff --git a/arch/sh/include/asm/syscalls_64.h b/arch/sh/include/asm/syscalls_64.h
index d62e8eb22f74..df42656cebea 100644
--- a/arch/sh/include/asm/syscalls_64.h
+++ b/arch/sh/include/asm/syscalls_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_SYSCALLS_64_H
#define __ASM_SH_SYSCALLS_64_H
diff --git a/arch/sh/include/asm/thread_info.h b/arch/sh/include/asm/thread_info.h
index 6c65dcd470ab..becb798f1b04 100644
--- a/arch/sh/include/asm/thread_info.h
+++ b/arch/sh/include/asm/thread_info.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_THREAD_INFO_H
#define __ASM_SH_THREAD_INFO_H
diff --git a/arch/sh/include/asm/timex.h b/arch/sh/include/asm/timex.h
index 18bf06d9c764..f53f95bf4288 100644
--- a/arch/sh/include/asm/timex.h
+++ b/arch/sh/include/asm/timex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/asm-sh/timex.h
*
diff --git a/arch/sh/include/asm/tlb.h b/arch/sh/include/asm/tlb.h
index 51a8bc967e75..77abe192fb43 100644
--- a/arch/sh/include/asm/tlb.h
+++ b/arch/sh/include/asm/tlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_TLB_H
#define __ASM_SH_TLB_H
diff --git a/arch/sh/include/asm/tlbflush.h b/arch/sh/include/asm/tlbflush.h
index 0df66f0c7284..8f180cd3bcd6 100644
--- a/arch/sh/include/asm/tlbflush.h
+++ b/arch/sh/include/asm/tlbflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_TLBFLUSH_H
#define __ASM_SH_TLBFLUSH_H
diff --git a/arch/sh/include/asm/topology.h b/arch/sh/include/asm/topology.h
index 358e3f516ef6..9a32eb4098df 100644
--- a/arch/sh/include/asm/topology.h
+++ b/arch/sh/include/asm/topology.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SH_TOPOLOGY_H
#define _ASM_SH_TOPOLOGY_H
diff --git a/arch/sh/include/asm/traps.h b/arch/sh/include/asm/traps.h
index 9cc149a0dbd1..8844ed0c0fde 100644
--- a/arch/sh/include/asm/traps.h
+++ b/arch/sh/include/asm/traps.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_TRAPS_H
#define __ASM_SH_TRAPS_H
diff --git a/arch/sh/include/asm/traps_32.h b/arch/sh/include/asm/traps_32.h
index 17e129fe459c..8c5bbb7b6053 100644
--- a/arch/sh/include/asm/traps_32.h
+++ b/arch/sh/include/asm/traps_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_TRAPS_32_H
#define __ASM_SH_TRAPS_32_H
diff --git a/arch/sh/include/asm/types.h b/arch/sh/include/asm/types.h
index 6a31053fa5e3..df96c511bb6e 100644
--- a/arch/sh/include/asm/types.h
+++ b/arch/sh/include/asm/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_TYPES_H
#define __ASM_SH_TYPES_H
diff --git a/arch/sh/include/asm/uaccess.h b/arch/sh/include/asm/uaccess.h
index 211b44920dbe..32eb56e00c11 100644
--- a/arch/sh/include/asm/uaccess.h
+++ b/arch/sh/include/asm/uaccess.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_UACCESS_H
#define __ASM_SH_UACCESS_H
diff --git a/arch/sh/include/asm/uaccess_32.h b/arch/sh/include/asm/uaccess_32.h
index c0de7ee35ab7..624cf55acc27 100644
--- a/arch/sh/include/asm/uaccess_32.h
+++ b/arch/sh/include/asm/uaccess_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* User space memory access functions
*
diff --git a/arch/sh/include/asm/unaligned-sh4a.h b/arch/sh/include/asm/unaligned-sh4a.h
index 95adc500cabc..d311f00ed530 100644
--- a/arch/sh/include/asm/unaligned-sh4a.h
+++ b/arch/sh/include/asm/unaligned-sh4a.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_UNALIGNED_SH4A_H
#define __ASM_SH_UNALIGNED_SH4A_H
diff --git a/arch/sh/include/asm/unaligned.h b/arch/sh/include/asm/unaligned.h
index 7d14e0669961..0c92e2c73af4 100644
--- a/arch/sh/include/asm/unaligned.h
+++ b/arch/sh/include/asm/unaligned.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SH_UNALIGNED_H
#define _ASM_SH_UNALIGNED_H
diff --git a/arch/sh/include/asm/uncached.h b/arch/sh/include/asm/uncached.h
index 6f8816b79cf1..e7f68ec61014 100644
--- a/arch/sh/include/asm/uncached.h
+++ b/arch/sh/include/asm/uncached.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_UNCACHED_H
#define __ASM_SH_UNCACHED_H
diff --git a/arch/sh/include/asm/unistd.h b/arch/sh/include/asm/unistd.h
index 126fe8340b22..b36200af9ce7 100644
--- a/arch/sh/include/asm/unistd.h
+++ b/arch/sh/include/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
# ifdef CONFIG_SUPERH32
# include <asm/unistd_32.h>
# else
diff --git a/arch/sh/include/asm/unwinder.h b/arch/sh/include/asm/unwinder.h
index 1e65c07b3e18..ce82c96c7899 100644
--- a/arch/sh/include/asm/unwinder.h
+++ b/arch/sh/include/asm/unwinder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_UNWINDER_H
#define _LINUX_UNWINDER_H
diff --git a/arch/sh/include/asm/user.h b/arch/sh/include/asm/user.h
index 8fd3cf6c58d4..e97f2efed527 100644
--- a/arch/sh/include/asm/user.h
+++ b/arch/sh/include/asm/user.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_USER_H
#define __ASM_SH_USER_H
diff --git a/arch/sh/include/asm/vmlinux.lds.h b/arch/sh/include/asm/vmlinux.lds.h
index d58ad493b3a6..f312813f39d8 100644
--- a/arch/sh/include/asm/vmlinux.lds.h
+++ b/arch/sh/include/asm/vmlinux.lds.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_VMLINUX_LDS_H
#define __ASM_SH_VMLINUX_LDS_H
diff --git a/arch/sh/include/asm/word-at-a-time.h b/arch/sh/include/asm/word-at-a-time.h
index 6e38953ff7fd..4aa398455b94 100644
--- a/arch/sh/include/asm/word-at-a-time.h
+++ b/arch/sh/include/asm/word-at-a-time.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_WORD_AT_A_TIME_H
#define __ASM_SH_WORD_AT_A_TIME_H
diff --git a/arch/sh/include/cpu-common/cpu/rtc.h b/arch/sh/include/cpu-common/cpu/rtc.h
index 39e2d6e94782..5fe726acd9f8 100644
--- a/arch/sh/include/cpu-common/cpu/rtc.h
+++ b/arch/sh/include/cpu-common/cpu/rtc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_CPU_SH2_RTC_H
#define __ASM_SH_CPU_SH2_RTC_H
diff --git a/arch/sh/include/cpu-common/cpu/sigcontext.h b/arch/sh/include/cpu-common/cpu/sigcontext.h
index fe5c15dd6e87..e005dd176ff2 100644
--- a/arch/sh/include/cpu-common/cpu/sigcontext.h
+++ b/arch/sh/include/cpu-common/cpu/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_CPU_SH2_SIGCONTEXT_H
#define __ASM_CPU_SH2_SIGCONTEXT_H
diff --git a/arch/sh/include/cpu-sh2a/cpu/addrspace.h b/arch/sh/include/cpu-sh2a/cpu/addrspace.h
index 31eb4b58aa6d..3afa46c09fb5 100644
--- a/arch/sh/include/cpu-sh2a/cpu/addrspace.h
+++ b/arch/sh/include/cpu-sh2a/cpu/addrspace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_CPU_SH2A_ADDRSPACE_H
#define __ASM_SH_CPU_SH2A_ADDRSPACE_H
diff --git a/arch/sh/include/cpu-sh2a/cpu/rtc.h b/arch/sh/include/cpu-sh2a/cpu/rtc.h
index afb511e2bed7..6b6c7ee752de 100644
--- a/arch/sh/include/cpu-sh2a/cpu/rtc.h
+++ b/arch/sh/include/cpu-sh2a/cpu/rtc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_CPU_SH2A_RTC_H
#define __ASM_SH_CPU_SH2A_RTC_H
diff --git a/arch/sh/include/cpu-sh2a/cpu/sh7203.h b/arch/sh/include/cpu-sh2a/cpu/sh7203.h
index 79f93159018d..f250adfa46c6 100644
--- a/arch/sh/include/cpu-sh2a/cpu/sh7203.h
+++ b/arch/sh/include/cpu-sh2a/cpu/sh7203.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH7203_H__
#define __ASM_SH7203_H__
diff --git a/arch/sh/include/cpu-sh2a/cpu/sh7264.h b/arch/sh/include/cpu-sh2a/cpu/sh7264.h
index 2ae0e938b657..d12c19186845 100644
--- a/arch/sh/include/cpu-sh2a/cpu/sh7264.h
+++ b/arch/sh/include/cpu-sh2a/cpu/sh7264.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH7264_H__
#define __ASM_SH7264_H__
diff --git a/arch/sh/include/cpu-sh2a/cpu/sh7269.h b/arch/sh/include/cpu-sh2a/cpu/sh7269.h
index 13c495a9fc00..d516e5d48818 100644
--- a/arch/sh/include/cpu-sh2a/cpu/sh7269.h
+++ b/arch/sh/include/cpu-sh2a/cpu/sh7269.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH7269_H__
#define __ASM_SH7269_H__
diff --git a/arch/sh/include/cpu-sh3/cpu/adc.h b/arch/sh/include/cpu-sh3/cpu/adc.h
index b289e3ca19a6..2ee206c9bf1a 100644
--- a/arch/sh/include/cpu-sh3/cpu/adc.h
+++ b/arch/sh/include/cpu-sh3/cpu/adc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_CPU_SH3_ADC_H
#define __ASM_CPU_SH3_ADC_H
diff --git a/arch/sh/include/cpu-sh3/cpu/dac.h b/arch/sh/include/cpu-sh3/cpu/dac.h
index 98f1d15f0ab5..fd02331608a8 100644
--- a/arch/sh/include/cpu-sh3/cpu/dac.h
+++ b/arch/sh/include/cpu-sh3/cpu/dac.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_CPU_SH3_DAC_H
#define __ASM_CPU_SH3_DAC_H
diff --git a/arch/sh/include/cpu-sh3/cpu/dma.h b/arch/sh/include/cpu-sh3/cpu/dma.h
index bccb4144a5e3..cd139681af4b 100644
--- a/arch/sh/include/cpu-sh3/cpu/dma.h
+++ b/arch/sh/include/cpu-sh3/cpu/dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_CPU_SH3_DMA_H
#define __ASM_CPU_SH3_DMA_H
diff --git a/arch/sh/include/cpu-sh3/cpu/serial.h b/arch/sh/include/cpu-sh3/cpu/serial.h
index 7766329bc103..7b2ce6e3003e 100644
--- a/arch/sh/include/cpu-sh3/cpu/serial.h
+++ b/arch/sh/include/cpu-sh3/cpu/serial.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CPU_SH3_SERIAL_H
#define __CPU_SH3_SERIAL_H
diff --git a/arch/sh/include/cpu-sh3/cpu/sh7720.h b/arch/sh/include/cpu-sh3/cpu/sh7720.h
index 41c1406d6da2..449790c9eb77 100644
--- a/arch/sh/include/cpu-sh3/cpu/sh7720.h
+++ b/arch/sh/include/cpu-sh3/cpu/sh7720.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH7720_H__
#define __ASM_SH7720_H__
diff --git a/arch/sh/include/cpu-sh4/cpu/dma.h b/arch/sh/include/cpu-sh4/cpu/dma.h
index a520eb219621..38187d06b234 100644
--- a/arch/sh/include/cpu-sh4/cpu/dma.h
+++ b/arch/sh/include/cpu-sh4/cpu/dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_CPU_SH4_DMA_H
#define __ASM_CPU_SH4_DMA_H
diff --git a/arch/sh/include/cpu-sh4/cpu/rtc.h b/arch/sh/include/cpu-sh4/cpu/rtc.h
index 95e6fb76c24d..45647566940f 100644
--- a/arch/sh/include/cpu-sh4/cpu/rtc.h
+++ b/arch/sh/include/cpu-sh4/cpu/rtc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_CPU_SH4_RTC_H
#define __ASM_SH_CPU_SH4_RTC_H
diff --git a/arch/sh/include/cpu-sh4/cpu/sh7722.h b/arch/sh/include/cpu-sh4/cpu/sh7722.h
index 78961ab78a5a..2306c79f4b5e 100644
--- a/arch/sh/include/cpu-sh4/cpu/sh7722.h
+++ b/arch/sh/include/cpu-sh4/cpu/sh7722.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH7722_H__
#define __ASM_SH7722_H__
diff --git a/arch/sh/include/cpu-sh4/cpu/sh7723.h b/arch/sh/include/cpu-sh4/cpu/sh7723.h
index 668da89bdac4..41f675307503 100644
--- a/arch/sh/include/cpu-sh4/cpu/sh7723.h
+++ b/arch/sh/include/cpu-sh4/cpu/sh7723.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH7723_H__
#define __ASM_SH7723_H__
diff --git a/arch/sh/include/cpu-sh4/cpu/sh7724.h b/arch/sh/include/cpu-sh4/cpu/sh7724.h
index 38859f96d4e5..b3a7caf54c9d 100644
--- a/arch/sh/include/cpu-sh4/cpu/sh7724.h
+++ b/arch/sh/include/cpu-sh4/cpu/sh7724.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH7724_H__
#define __ASM_SH7724_H__
diff --git a/arch/sh/include/cpu-sh4/cpu/sh7734.h b/arch/sh/include/cpu-sh4/cpu/sh7734.h
index 2fb9a7b71b41..96f0246ad2f2 100644
--- a/arch/sh/include/cpu-sh4/cpu/sh7734.h
+++ b/arch/sh/include/cpu-sh4/cpu/sh7734.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH7734_H__
#define __ASM_SH7734_H__
diff --git a/arch/sh/include/cpu-sh4/cpu/sh7757.h b/arch/sh/include/cpu-sh4/cpu/sh7757.h
index b40fb541e72a..6781d41b7467 100644
--- a/arch/sh/include/cpu-sh4/cpu/sh7757.h
+++ b/arch/sh/include/cpu-sh4/cpu/sh7757.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH7757_H__
#define __ASM_SH7757_H__
diff --git a/arch/sh/include/cpu-sh4/cpu/sh7785.h b/arch/sh/include/cpu-sh4/cpu/sh7785.h
index 9dc9d91e0a8e..37f42071e7d3 100644
--- a/arch/sh/include/cpu-sh4/cpu/sh7785.h
+++ b/arch/sh/include/cpu-sh4/cpu/sh7785.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH7785_H__
#define __ASM_SH7785_H__
diff --git a/arch/sh/include/cpu-sh4/cpu/shx3.h b/arch/sh/include/cpu-sh4/cpu/shx3.h
index 68d9080a8da9..f356810b0bea 100644
--- a/arch/sh/include/cpu-sh4/cpu/shx3.h
+++ b/arch/sh/include/cpu-sh4/cpu/shx3.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CPU_SHX3_H
#define __CPU_SHX3_H
diff --git a/arch/sh/include/cpu-sh4/cpu/sigcontext.h b/arch/sh/include/cpu-sh4/cpu/sigcontext.h
index ab392f120e06..2cc5f55dcadd 100644
--- a/arch/sh/include/cpu-sh4/cpu/sigcontext.h
+++ b/arch/sh/include/cpu-sh4/cpu/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_CPU_SH4_SIGCONTEXT_H
#define __ASM_CPU_SH4_SIGCONTEXT_H
diff --git a/arch/sh/include/cpu-sh4a/cpu/dma.h b/arch/sh/include/cpu-sh4a/cpu/dma.h
index 8ceccceae844..bdbbba8a784a 100644
--- a/arch/sh/include/cpu-sh4a/cpu/dma.h
+++ b/arch/sh/include/cpu-sh4a/cpu/dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_CPU_SH4_DMA_SH7780_H
#define __ASM_SH_CPU_SH4_DMA_SH7780_H
diff --git a/arch/sh/include/cpu-sh4a/cpu/serial.h b/arch/sh/include/cpu-sh4a/cpu/serial.h
index ff1bc275d210..fc206c0bf6fb 100644
--- a/arch/sh/include/cpu-sh4a/cpu/serial.h
+++ b/arch/sh/include/cpu-sh4a/cpu/serial.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CPU_SH4A_SERIAL_H
#define __CPU_SH4A_SERIAL_H
diff --git a/arch/sh/include/cpu-sh5/cpu/addrspace.h b/arch/sh/include/cpu-sh5/cpu/addrspace.h
index dc36b9a03af6..6dd1e72f31b2 100644
--- a/arch/sh/include/cpu-sh5/cpu/addrspace.h
+++ b/arch/sh/include/cpu-sh5/cpu/addrspace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_CPU_SH5_ADDRSPACE_H
#define __ASM_SH_CPU_SH5_ADDRSPACE_H
diff --git a/arch/sh/include/cpu-sh5/cpu/mmu_context.h b/arch/sh/include/cpu-sh5/cpu/mmu_context.h
index 68a1d2cff457..23c53be945b7 100644
--- a/arch/sh/include/cpu-sh5/cpu/mmu_context.h
+++ b/arch/sh/include/cpu-sh5/cpu/mmu_context.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_CPU_SH5_MMU_CONTEXT_H
#define __ASM_SH_CPU_SH5_MMU_CONTEXT_H
diff --git a/arch/sh/include/cpu-sh5/cpu/rtc.h b/arch/sh/include/cpu-sh5/cpu/rtc.h
index 12ea0ed144e1..d7e25d435f4a 100644
--- a/arch/sh/include/cpu-sh5/cpu/rtc.h
+++ b/arch/sh/include/cpu-sh5/cpu/rtc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_CPU_SH5_RTC_H
#define __ASM_SH_CPU_SH5_RTC_H
diff --git a/arch/sh/include/mach-common/mach/highlander.h b/arch/sh/include/mach-common/mach/highlander.h
index 6ce944e33e59..66d3e40fd046 100644
--- a/arch/sh/include/mach-common/mach/highlander.h
+++ b/arch/sh/include/mach-common/mach/highlander.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_RENESAS_R7780RP_H
#define __ASM_SH_RENESAS_R7780RP_H
diff --git a/arch/sh/include/mach-common/mach/r2d.h b/arch/sh/include/mach-common/mach/r2d.h
index e04f75eaa153..0d7e483c7d3f 100644
--- a/arch/sh/include/mach-common/mach/r2d.h
+++ b/arch/sh/include/mach-common/mach/r2d.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_RENESAS_RTS7751R2D_H
#define __ASM_SH_RENESAS_RTS7751R2D_H
diff --git a/arch/sh/include/mach-common/mach/romimage.h b/arch/sh/include/mach-common/mach/romimage.h
index 3670455faaac..1915714263aa 100644
--- a/arch/sh/include/mach-common/mach/romimage.h
+++ b/arch/sh/include/mach-common/mach/romimage.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef __ASSEMBLY__
/* do nothing here by default */
diff --git a/arch/sh/include/mach-common/mach/sh2007.h b/arch/sh/include/mach-common/mach/sh2007.h
index 48180b9aa03d..eeb12901a44a 100644
--- a/arch/sh/include/mach-common/mach/sh2007.h
+++ b/arch/sh/include/mach-common/mach/sh2007.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MACH_SH2007_H
#define __MACH_SH2007_H
diff --git a/arch/sh/include/mach-common/mach/sh7785lcr.h b/arch/sh/include/mach-common/mach/sh7785lcr.h
index 1292ae5c21b3..0f3dc3a1329e 100644
--- a/arch/sh/include/mach-common/mach/sh7785lcr.h
+++ b/arch/sh/include/mach-common/mach/sh7785lcr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_RENESAS_SH7785LCR_H
#define __ASM_SH_RENESAS_SH7785LCR_H
diff --git a/arch/sh/include/mach-common/mach/shmin.h b/arch/sh/include/mach-common/mach/shmin.h
index 36ba138a81fb..c2c3e26d1453 100644
--- a/arch/sh/include/mach-common/mach/shmin.h
+++ b/arch/sh/include/mach-common/mach/shmin.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_SHMIN_H
#define __ASM_SH_SHMIN_H
diff --git a/arch/sh/include/mach-common/mach/titan.h b/arch/sh/include/mach-common/mach/titan.h
index fa3cd801cf2e..54df351de5e4 100644
--- a/arch/sh/include/mach-common/mach/titan.h
+++ b/arch/sh/include/mach-common/mach/titan.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Platform definitions for Titan
*/
diff --git a/arch/sh/include/mach-common/mach/urquell.h b/arch/sh/include/mach-common/mach/urquell.h
index 14b3e1d01777..6c9bff3f93f1 100644
--- a/arch/sh/include/mach-common/mach/urquell.h
+++ b/arch/sh/include/mach-common/mach/urquell.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MACH_URQUELL_H
#define __MACH_URQUELL_H
diff --git a/arch/sh/include/mach-dreamcast/mach/maple.h b/arch/sh/include/mach-dreamcast/mach/maple.h
index 51f6a87f1f11..169bdf415d89 100644
--- a/arch/sh/include/mach-dreamcast/mach/maple.h
+++ b/arch/sh/include/mach-dreamcast/mach/maple.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MAPLE_H
#define __ASM_MAPLE_H
diff --git a/arch/sh/include/mach-ecovec24/mach/romimage.h b/arch/sh/include/mach-ecovec24/mach/romimage.h
index 60f3e8af05fa..2da6ff326cbd 100644
--- a/arch/sh/include/mach-ecovec24/mach/romimage.h
+++ b/arch/sh/include/mach-ecovec24/mach/romimage.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef __ASSEMBLY__
/* EcoVec board specific boot code:
diff --git a/arch/sh/include/mach-kfr2r09/mach/kfr2r09.h b/arch/sh/include/mach-kfr2r09/mach/kfr2r09.h
index 79f154e5cb9c..0e97473afe0b 100644
--- a/arch/sh/include/mach-kfr2r09/mach/kfr2r09.h
+++ b/arch/sh/include/mach-kfr2r09/mach/kfr2r09.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_KFR2R09_H
#define __ASM_SH_KFR2R09_H
diff --git a/arch/sh/include/mach-kfr2r09/mach/romimage.h b/arch/sh/include/mach-kfr2r09/mach/romimage.h
index 1afae21ced5f..209275872ff0 100644
--- a/arch/sh/include/mach-kfr2r09/mach/romimage.h
+++ b/arch/sh/include/mach-kfr2r09/mach/romimage.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef __ASSEMBLY__
/* kfr2r09 board specific boot code:
diff --git a/arch/sh/include/mach-landisk/mach/gio.h b/arch/sh/include/mach-landisk/mach/gio.h
index 35d7368b718a..b954de617b49 100644
--- a/arch/sh/include/mach-landisk/mach/gio.h
+++ b/arch/sh/include/mach-landisk/mach/gio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_LANDISK_GIO_H
#define __ASM_SH_LANDISK_GIO_H
diff --git a/arch/sh/include/mach-landisk/mach/iodata_landisk.h b/arch/sh/include/mach-landisk/mach/iodata_landisk.h
index ceeea48cc7af..b41308c94d1e 100644
--- a/arch/sh/include/mach-landisk/mach/iodata_landisk.h
+++ b/arch/sh/include/mach-landisk/mach/iodata_landisk.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_IODATA_LANDISK_H
#define __ASM_SH_IODATA_LANDISK_H
diff --git a/arch/sh/include/mach-migor/mach/migor.h b/arch/sh/include/mach-migor/mach/migor.h
index 7de7bb74c290..2a422b778e00 100644
--- a/arch/sh/include/mach-migor/mach/migor.h
+++ b/arch/sh/include/mach-migor/mach/migor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_MIGOR_H
#define __ASM_SH_MIGOR_H
diff --git a/arch/sh/include/mach-sdk7786/mach/fpga.h b/arch/sh/include/mach-sdk7786/mach/fpga.h
index a9cdac469927..76c2e84893cc 100644
--- a/arch/sh/include/mach-sdk7786/mach/fpga.h
+++ b/arch/sh/include/mach-sdk7786/mach/fpga.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MACH_SDK7786_FPGA_H
#define __MACH_SDK7786_FPGA_H
diff --git a/arch/sh/include/mach-sdk7786/mach/irq.h b/arch/sh/include/mach-sdk7786/mach/irq.h
index 0f584635e6e5..3343380907b2 100644
--- a/arch/sh/include/mach-sdk7786/mach/irq.h
+++ b/arch/sh/include/mach-sdk7786/mach/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MACH_SDK7786_IRQ_H
#define __MACH_SDK7786_IRQ_H
diff --git a/arch/sh/include/mach-se/mach/mrshpc.h b/arch/sh/include/mach-se/mach/mrshpc.h
index 56287ee8563a..4e260f399b79 100644
--- a/arch/sh/include/mach-se/mach/mrshpc.h
+++ b/arch/sh/include/mach-se/mach/mrshpc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MACH_SE_MRSHPC_H
#define __MACH_SE_MRSHPC_H
diff --git a/arch/sh/include/mach-se/mach/se.h b/arch/sh/include/mach-se/mach/se.h
index 8a6d44b4987b..4246ef9b07a3 100644
--- a/arch/sh/include/mach-se/mach/se.h
+++ b/arch/sh/include/mach-se/mach/se.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_HITACHI_SE_H
#define __ASM_SH_HITACHI_SE_H
diff --git a/arch/sh/include/mach-se/mach/se7206.h b/arch/sh/include/mach-se/mach/se7206.h
index 698eb80389ab..cf190279bb1d 100644
--- a/arch/sh/include/mach-se/mach/se7206.h
+++ b/arch/sh/include/mach-se/mach/se7206.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_SE7206_H
#define __ASM_SH_SE7206_H
diff --git a/arch/sh/include/mach-se/mach/se7343.h b/arch/sh/include/mach-se/mach/se7343.h
index 542521c970c6..107fb5f3ef80 100644
--- a/arch/sh/include/mach-se/mach/se7343.h
+++ b/arch/sh/include/mach-se/mach/se7343.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_HITACHI_SE7343_H
#define __ASM_SH_HITACHI_SE7343_H
diff --git a/arch/sh/include/mach-se/mach/se7751.h b/arch/sh/include/mach-se/mach/se7751.h
index 271871793d59..ee5b5e6e5979 100644
--- a/arch/sh/include/mach-se/mach/se7751.h
+++ b/arch/sh/include/mach-se/mach/se7751.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_HITACHI_7751SE_H
#define __ASM_SH_HITACHI_7751SE_H
diff --git a/arch/sh/include/mach-sh03/mach/io.h b/arch/sh/include/mach-sh03/mach/io.h
index c39c785bba94..5eacdabd71b6 100644
--- a/arch/sh/include/mach-sh03/mach/io.h
+++ b/arch/sh/include/mach-sh03/mach/io.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/asm-sh/sh03/io.h
*
diff --git a/arch/sh/include/mach-sh03/mach/sh03.h b/arch/sh/include/mach-sh03/mach/sh03.h
index 19c40b80428d..4ced684b16a4 100644
--- a/arch/sh/include/mach-sh03/mach/sh03.h
+++ b/arch/sh/include/mach-sh03/mach/sh03.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_SH03_H
#define __ASM_SH_SH03_H
diff --git a/arch/sh/include/mach-x3proto/mach/hardware.h b/arch/sh/include/mach-x3proto/mach/hardware.h
index 52bca57bfeb6..57ea4a5cca35 100644
--- a/arch/sh/include/mach-x3proto/mach/hardware.h
+++ b/arch/sh/include/mach-x3proto/mach/hardware.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MACH_X3PROTO_HARDWARE_H
#define __MACH_X3PROTO_HARDWARE_H
diff --git a/arch/sh/include/mach-x3proto/mach/ilsel.h b/arch/sh/include/mach-x3proto/mach/ilsel.h
index e3d304b280f6..47aeb4b55ea1 100644
--- a/arch/sh/include/mach-x3proto/mach/ilsel.h
+++ b/arch/sh/include/mach-x3proto/mach/ilsel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_ILSEL_H
#define __ASM_SH_ILSEL_H
diff --git a/arch/sh/include/uapi/asm/auxvec.h b/arch/sh/include/uapi/asm/auxvec.h
index 8bcc51af9367..8eb47ede7193 100644
--- a/arch/sh/include/uapi/asm/auxvec.h
+++ b/arch/sh/include/uapi/asm/auxvec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_SH_AUXVEC_H
#define __ASM_SH_AUXVEC_H
diff --git a/arch/sh/include/uapi/asm/byteorder.h b/arch/sh/include/uapi/asm/byteorder.h
index db2f5d7cb17d..e27d6da3212c 100644
--- a/arch/sh/include/uapi/asm/byteorder.h
+++ b/arch/sh/include/uapi/asm/byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_SH_BYTEORDER_H
#define __ASM_SH_BYTEORDER_H
diff --git a/arch/sh/include/uapi/asm/cachectl.h b/arch/sh/include/uapi/asm/cachectl.h
index 6ffb4b7a212e..79c5663251a5 100644
--- a/arch/sh/include/uapi/asm/cachectl.h
+++ b/arch/sh/include/uapi/asm/cachectl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _SH_CACHECTL_H
#define _SH_CACHECTL_H
diff --git a/arch/sh/include/uapi/asm/cpu-features.h b/arch/sh/include/uapi/asm/cpu-features.h
index 2f1bc851042a..6de5f65194e6 100644
--- a/arch/sh/include/uapi/asm/cpu-features.h
+++ b/arch/sh/include/uapi/asm/cpu-features.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_SH_CPU_FEATURES_H
#define __ASM_SH_CPU_FEATURES_H
diff --git a/arch/sh/include/uapi/asm/hw_breakpoint.h b/arch/sh/include/uapi/asm/hw_breakpoint.h
index ae5704fa77ad..043dd4b92026 100644
--- a/arch/sh/include/uapi/asm/hw_breakpoint.h
+++ b/arch/sh/include/uapi/asm/hw_breakpoint.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* There isn't anything here anymore, but the file must not be empty or patch
* will delete it.
diff --git a/arch/sh/include/uapi/asm/ioctls.h b/arch/sh/include/uapi/asm/ioctls.h
index 787bac9f67da..cc62f6f98103 100644
--- a/arch/sh/include/uapi/asm/ioctls.h
+++ b/arch/sh/include/uapi/asm/ioctls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_SH_IOCTLS_H
#define __ASM_SH_IOCTLS_H
diff --git a/arch/sh/include/uapi/asm/posix_types.h b/arch/sh/include/uapi/asm/posix_types.h
index dc55e5adfe1e..2644fdd444e6 100644
--- a/arch/sh/include/uapi/asm/posix_types.h
+++ b/arch/sh/include/uapi/asm/posix_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __KERNEL__
# ifdef __SH5__
# include <asm/posix_types_64.h>
diff --git a/arch/sh/include/uapi/asm/posix_types_32.h b/arch/sh/include/uapi/asm/posix_types_32.h
index ba0bdc423b07..ea0f51d1ac55 100644
--- a/arch/sh/include/uapi/asm/posix_types_32.h
+++ b/arch/sh/include/uapi/asm/posix_types_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_SH_POSIX_TYPES_32_H
#define __ASM_SH_POSIX_TYPES_32_H
diff --git a/arch/sh/include/uapi/asm/posix_types_64.h b/arch/sh/include/uapi/asm/posix_types_64.h
index 244f7e950e17..3a9128d4aee3 100644
--- a/arch/sh/include/uapi/asm/posix_types_64.h
+++ b/arch/sh/include/uapi/asm/posix_types_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_SH_POSIX_TYPES_64_H
#define __ASM_SH_POSIX_TYPES_64_H
diff --git a/arch/sh/include/uapi/asm/ptrace.h b/arch/sh/include/uapi/asm/ptrace.h
index 8b8c5aca9c28..4ec9c2b65fdb 100644
--- a/arch/sh/include/uapi/asm/ptrace.h
+++ b/arch/sh/include/uapi/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 1999, 2000 Niibe Yutaka
*/
diff --git a/arch/sh/include/uapi/asm/ptrace_32.h b/arch/sh/include/uapi/asm/ptrace_32.h
index 926e0cefc2bb..dc8a26015018 100644
--- a/arch/sh/include/uapi/asm/ptrace_32.h
+++ b/arch/sh/include/uapi/asm/ptrace_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__ASM_SH_PTRACE_32_H
#define _UAPI__ASM_SH_PTRACE_32_H
diff --git a/arch/sh/include/uapi/asm/ptrace_64.h b/arch/sh/include/uapi/asm/ptrace_64.h
index 0e52ee83e946..a6f84eba5277 100644
--- a/arch/sh/include/uapi/asm/ptrace_64.h
+++ b/arch/sh/include/uapi/asm/ptrace_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__ASM_SH_PTRACE_64_H
#define _UAPI__ASM_SH_PTRACE_64_H
diff --git a/arch/sh/include/uapi/asm/sigcontext.h b/arch/sh/include/uapi/asm/sigcontext.h
index faa5d0833412..d2b7e4f033c0 100644
--- a/arch/sh/include/uapi/asm/sigcontext.h
+++ b/arch/sh/include/uapi/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_SH_SIGCONTEXT_H
#define __ASM_SH_SIGCONTEXT_H
diff --git a/arch/sh/include/uapi/asm/signal.h b/arch/sh/include/uapi/asm/signal.h
index cb96d02f55a4..97299daddef5 100644
--- a/arch/sh/include/uapi/asm/signal.h
+++ b/arch/sh/include/uapi/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_SH_SIGNAL_H
#define __ASM_SH_SIGNAL_H
diff --git a/arch/sh/include/uapi/asm/sockios.h b/arch/sh/include/uapi/asm/sockios.h
index cf8b96b1f9ab..17313d2c3527 100644
--- a/arch/sh/include/uapi/asm/sockios.h
+++ b/arch/sh/include/uapi/asm/sockios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_SH_SOCKIOS_H
#define __ASM_SH_SOCKIOS_H
diff --git a/arch/sh/include/uapi/asm/stat.h b/arch/sh/include/uapi/asm/stat.h
index e1810cc6e3da..659b87c7c25a 100644
--- a/arch/sh/include/uapi/asm/stat.h
+++ b/arch/sh/include/uapi/asm/stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_SH_STAT_H
#define __ASM_SH_STAT_H
diff --git a/arch/sh/include/uapi/asm/swab.h b/arch/sh/include/uapi/asm/swab.h
index 1cd09767a7a3..f0b02152745c 100644
--- a/arch/sh/include/uapi/asm/swab.h
+++ b/arch/sh/include/uapi/asm/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_SH_SWAB_H
#define __ASM_SH_SWAB_H
diff --git a/arch/sh/include/uapi/asm/unistd.h b/arch/sh/include/uapi/asm/unistd.h
index eeef88dd53ce..9e0b4e5e6da2 100644
--- a/arch/sh/include/uapi/asm/unistd.h
+++ b/arch/sh/include/uapi/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __KERNEL__
# ifdef __SH5__
# include <asm/unistd_64.h>
diff --git a/arch/sh/include/uapi/asm/unistd_32.h b/arch/sh/include/uapi/asm/unistd_32.h
index c801bde9e6f5..58f04cf3d1d9 100644
--- a/arch/sh/include/uapi/asm/unistd_32.h
+++ b/arch/sh/include/uapi/asm/unistd_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_SH_UNISTD_32_H
#define __ASM_SH_UNISTD_32_H
diff --git a/arch/sh/include/uapi/asm/unistd_64.h b/arch/sh/include/uapi/asm/unistd_64.h
index ce0cb3598b62..6f809a53aa24 100644
--- a/arch/sh/include/uapi/asm/unistd_64.h
+++ b/arch/sh/include/uapi/asm/unistd_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_SH_UNISTD_64_H
#define __ASM_SH_UNISTD_64_H
diff --git a/arch/sh/kernel/Makefile b/arch/sh/kernel/Makefile
index 09040fd07d2e..dc80041f7363 100644
--- a/arch/sh/kernel/Makefile
+++ b/arch/sh/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux/SuperH kernel.
#
diff --git a/arch/sh/kernel/asm-offsets.c b/arch/sh/kernel/asm-offsets.c
index 4bd44da910f3..a0322e832845 100644
--- a/arch/sh/kernel/asm-offsets.c
+++ b/arch/sh/kernel/asm-offsets.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This program is used to generate definitions needed by
* assembly language modules.
diff --git a/arch/sh/kernel/cpu/Makefile b/arch/sh/kernel/cpu/Makefile
index 252e9fee687f..f7c22ea98b0f 100644
--- a/arch/sh/kernel/cpu/Makefile
+++ b/arch/sh/kernel/cpu/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux/SuperH CPU-specific backends.
#
diff --git a/arch/sh/kernel/cpu/adc.c b/arch/sh/kernel/cpu/adc.c
index d307571d54b6..509136715ed5 100644
--- a/arch/sh/kernel/cpu/adc.c
+++ b/arch/sh/kernel/cpu/adc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/sh/kernel/adc.c -- SH3 on-chip ADC support
*
diff --git a/arch/sh/kernel/cpu/clock-cpg.c b/arch/sh/kernel/cpu/clock-cpg.c
index 786c0769b4c3..5b75a384cbf3 100644
--- a/arch/sh/kernel/cpu/clock-cpg.c
+++ b/arch/sh/kernel/cpu/clock-cpg.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/clk.h>
#include <linux/compiler.h>
#include <linux/slab.h>
diff --git a/arch/sh/kernel/cpu/fpu.c b/arch/sh/kernel/cpu/fpu.c
index 547c73478459..ae354a2931e7 100644
--- a/arch/sh/kernel/cpu/fpu.c
+++ b/arch/sh/kernel/cpu/fpu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/sched/signal.h>
#include <linux/sched/task.h>
#include <linux/sched/task_stack.h>
diff --git a/arch/sh/kernel/cpu/irq/imask.c b/arch/sh/kernel/cpu/irq/imask.c
index e7f1745bd121..572585c3f2fd 100644
--- a/arch/sh/kernel/cpu/irq/imask.c
+++ b/arch/sh/kernel/cpu/irq/imask.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/sh/kernel/cpu/irq/imask.c
*
diff --git a/arch/sh/kernel/cpu/proc.c b/arch/sh/kernel/cpu/proc.c
index 4df4b284f591..85961b4f9c69 100644
--- a/arch/sh/kernel/cpu/proc.c
+++ b/arch/sh/kernel/cpu/proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/seq_file.h>
#include <linux/kernel.h>
#include <linux/module.h>
diff --git a/arch/sh/kernel/cpu/sh2a/Makefile b/arch/sh/kernel/cpu/sh2a/Makefile
index 990195d98456..2a7515b658fd 100644
--- a/arch/sh/kernel/cpu/sh2a/Makefile
+++ b/arch/sh/kernel/cpu/sh2a/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux/SuperH SH-2A backends.
#
diff --git a/arch/sh/kernel/cpu/sh3/Makefile b/arch/sh/kernel/cpu/sh3/Makefile
index d3634ae7b71a..1dcb43d93c86 100644
--- a/arch/sh/kernel/cpu/sh3/Makefile
+++ b/arch/sh/kernel/cpu/sh3/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux/SuperH SH-3 backends.
#
diff --git a/arch/sh/kernel/cpu/sh3/serial-sh770x.c b/arch/sh/kernel/cpu/sh3/serial-sh770x.c
index 4f7242c676b3..dec027f233f2 100644
--- a/arch/sh/kernel/cpu/sh3/serial-sh770x.c
+++ b/arch/sh/kernel/cpu/sh3/serial-sh770x.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/serial_sci.h>
#include <linux/serial_core.h>
#include <linux/io.h>
diff --git a/arch/sh/kernel/cpu/sh3/serial-sh7710.c b/arch/sh/kernel/cpu/sh3/serial-sh7710.c
index 42190ef6aebf..ee04052e5bdd 100644
--- a/arch/sh/kernel/cpu/sh3/serial-sh7710.c
+++ b/arch/sh/kernel/cpu/sh3/serial-sh7710.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/serial_sci.h>
#include <linux/serial_core.h>
#include <linux/io.h>
diff --git a/arch/sh/kernel/cpu/sh3/serial-sh7720.c b/arch/sh/kernel/cpu/sh3/serial-sh7720.c
index c4a0336660dd..75aaea49de43 100644
--- a/arch/sh/kernel/cpu/sh3/serial-sh7720.c
+++ b/arch/sh/kernel/cpu/sh3/serial-sh7720.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/serial_sci.h>
#include <linux/serial_core.h>
#include <linux/io.h>
diff --git a/arch/sh/kernel/cpu/sh4/Makefile b/arch/sh/kernel/cpu/sh4/Makefile
index 3a1dbc709831..00c16331e07e 100644
--- a/arch/sh/kernel/cpu/sh4/Makefile
+++ b/arch/sh/kernel/cpu/sh4/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux/SuperH SH-4 backends.
#
diff --git a/arch/sh/kernel/cpu/sh4a/Makefile b/arch/sh/kernel/cpu/sh4a/Makefile
index 0705df775208..baf73a8fc2a0 100644
--- a/arch/sh/kernel/cpu/sh4a/Makefile
+++ b/arch/sh/kernel/cpu/sh4a/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux/SuperH SH-4 backends.
#
diff --git a/arch/sh/kernel/cpu/sh4a/pinmux-sh7722.c b/arch/sh/kernel/cpu/sh4a/pinmux-sh7722.c
index 271bbc864929..0dd5312f930b 100644
--- a/arch/sh/kernel/cpu/sh4a/pinmux-sh7722.c
+++ b/arch/sh/kernel/cpu/sh4a/pinmux-sh7722.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/bug.h>
#include <linux/init.h>
#include <linux/kernel.h>
diff --git a/arch/sh/kernel/cpu/sh4a/serial-sh7722.c b/arch/sh/kernel/cpu/sh4a/serial-sh7722.c
index 59bc3a72702e..6ecc8b6e133c 100644
--- a/arch/sh/kernel/cpu/sh4a/serial-sh7722.c
+++ b/arch/sh/kernel/cpu/sh4a/serial-sh7722.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/serial_sci.h>
#include <linux/serial_core.h>
#include <linux/io.h>
diff --git a/arch/sh/kernel/cpu/sh5/Makefile b/arch/sh/kernel/cpu/sh5/Makefile
index a184a31e686e..97d23ec3005f 100644
--- a/arch/sh/kernel/cpu/sh5/Makefile
+++ b/arch/sh/kernel/cpu/sh5/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux/SuperH SH-5 backends.
#
diff --git a/arch/sh/kernel/crash_dump.c b/arch/sh/kernel/crash_dump.c
index b33be505361e..a9086127b16d 100644
--- a/arch/sh/kernel/crash_dump.c
+++ b/arch/sh/kernel/crash_dump.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* crash_dump.c - Memory preserving reboot related code.
*
diff --git a/arch/sh/kernel/ftrace.c b/arch/sh/kernel/ftrace.c
index d18724d186f3..96dd9f7da250 100644
--- a/arch/sh/kernel/ftrace.c
+++ b/arch/sh/kernel/ftrace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2008 Matt Fleming <matt@console-pimps.org>
* Copyright (C) 2008 Paul Mundt <lethal@linux-sh.org>
diff --git a/arch/sh/kernel/irq.c b/arch/sh/kernel/irq.c
index 04487e8fc9b1..245dbeb20afe 100644
--- a/arch/sh/kernel/irq.c
+++ b/arch/sh/kernel/irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/sh/kernel/irq.c
*
diff --git a/arch/sh/kernel/kdebugfs.c b/arch/sh/kernel/kdebugfs.c
index e11c30bb100c..95428e05d212 100644
--- a/arch/sh/kernel/kdebugfs.c
+++ b/arch/sh/kernel/kdebugfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
#include <linux/init.h>
#include <linux/debugfs.h>
diff --git a/arch/sh/kernel/process.c b/arch/sh/kernel/process.c
index f8a695a223dd..b2d9963d5978 100644
--- a/arch/sh/kernel/process.c
+++ b/arch/sh/kernel/process.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/mm.h>
#include <linux/kernel.h>
#include <linux/slab.h>
diff --git a/arch/sh/kernel/ptrace.c b/arch/sh/kernel/ptrace.c
index 0a05983633ca..bfc59f2c2602 100644
--- a/arch/sh/kernel/ptrace.c
+++ b/arch/sh/kernel/ptrace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ptrace.h>
/**
diff --git a/arch/sh/kernel/reboot.c b/arch/sh/kernel/reboot.c
index 04afe5b20663..11001a8a5fe0 100644
--- a/arch/sh/kernel/reboot.c
+++ b/arch/sh/kernel/reboot.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/pm.h>
#include <linux/kexec.h>
#include <linux/kernel.h>
diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c
index 3a44c753b642..b95c411d0333 100644
--- a/arch/sh/kernel/setup.c
+++ b/arch/sh/kernel/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/sh/kernel/setup.c
*
diff --git a/arch/sh/kernel/sh_ksyms_32.c b/arch/sh/kernel/sh_ksyms_32.c
index 0b30b9dfc87f..282774472603 100644
--- a/arch/sh/kernel/sh_ksyms_32.c
+++ b/arch/sh/kernel/sh_ksyms_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
#include <linux/string.h>
#include <linux/uaccess.h>
diff --git a/arch/sh/kernel/signal_32.c b/arch/sh/kernel/signal_32.c
index 08bce11badc6..c46c0020ff55 100644
--- a/arch/sh/kernel/signal_32.c
+++ b/arch/sh/kernel/signal_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/sh/kernel/signal.c
*
diff --git a/arch/sh/kernel/sys_sh.c b/arch/sh/kernel/sys_sh.c
index 6576e5ee1fc3..724911c59e7d 100644
--- a/arch/sh/kernel/sys_sh.c
+++ b/arch/sh/kernel/sys_sh.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/sh/kernel/sys_sh.c
*
diff --git a/arch/sh/kernel/sys_sh32.c b/arch/sh/kernel/sys_sh32.c
index a2e1231a90a3..f8dc8bfd4606 100644
--- a/arch/sh/kernel/sys_sh32.c
+++ b/arch/sh/kernel/sys_sh32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/errno.h>
#include <linux/sched.h>
#include <linux/sched/task_stack.h>
diff --git a/arch/sh/kernel/traps.c b/arch/sh/kernel/traps.c
index b32d1c3a4655..8b49cced663d 100644
--- a/arch/sh/kernel/traps.c
+++ b/arch/sh/kernel/traps.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/bug.h>
#include <linux/io.h>
#include <linux/types.h>
diff --git a/arch/sh/kernel/vmlinux.lds.S b/arch/sh/kernel/vmlinux.lds.S
index 5b9a3cc90c58..77a59d8c6b4d 100644
--- a/arch/sh/kernel/vmlinux.lds.S
+++ b/arch/sh/kernel/vmlinux.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ld script to make SuperH Linux kernel
* Written by Niibe Yutaka and Paul Mundt
diff --git a/arch/sh/kernel/vsyscall/Makefile b/arch/sh/kernel/vsyscall/Makefile
index 6ab108f1a0c6..5db6579bc44c 100644
--- a/arch/sh/kernel/vsyscall/Makefile
+++ b/arch/sh/kernel/vsyscall/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y += vsyscall.o vsyscall-syscall.o vsyscall-syms.o
$(obj)/vsyscall-syscall.o: \
diff --git a/arch/sh/kernel/vsyscall/vsyscall-note.S b/arch/sh/kernel/vsyscall/vsyscall-note.S
index d4b5be4f3d5f..bb350918bebd 100644
--- a/arch/sh/kernel/vsyscall/vsyscall-note.S
+++ b/arch/sh/kernel/vsyscall/vsyscall-note.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This supplies .note.* sections to go into the PT_NOTE inside the vDSO text.
* Here we can supply some information useful to userland.
diff --git a/arch/sh/kernel/vsyscall/vsyscall-sigreturn.S b/arch/sh/kernel/vsyscall/vsyscall-sigreturn.S
index 23af17584054..bece5fa73618 100644
--- a/arch/sh/kernel/vsyscall/vsyscall-sigreturn.S
+++ b/arch/sh/kernel/vsyscall/vsyscall-sigreturn.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/unistd.h>
.text
diff --git a/arch/sh/kernel/vsyscall/vsyscall-syscall.S b/arch/sh/kernel/vsyscall/vsyscall-syscall.S
index c2ac7f0282b3..2aeaa2ddee50 100644
--- a/arch/sh/kernel/vsyscall/vsyscall-syscall.S
+++ b/arch/sh/kernel/vsyscall/vsyscall-syscall.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/init.h>
__INITDATA
diff --git a/arch/sh/kernel/vsyscall/vsyscall-trapa.S b/arch/sh/kernel/vsyscall/vsyscall-trapa.S
index 0eb74d00690a..854ea3235704 100644
--- a/arch/sh/kernel/vsyscall/vsyscall-trapa.S
+++ b/arch/sh/kernel/vsyscall/vsyscall-trapa.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.text
.globl __kernel_vsyscall
.type __kernel_vsyscall,@function
diff --git a/arch/sh/kernel/vsyscall/vsyscall.lds.S b/arch/sh/kernel/vsyscall/vsyscall.lds.S
index 6d59ee7c23dd..e3582e03c0eb 100644
--- a/arch/sh/kernel/vsyscall/vsyscall.lds.S
+++ b/arch/sh/kernel/vsyscall/vsyscall.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Linker script for vsyscall DSO. The vsyscall page is an ELF shared
* object prelinked to its virtual address, and with only one read-only
diff --git a/arch/sh/lib/Makefile b/arch/sh/lib/Makefile
index 3baff31e58cf..d0abbe5e38b0 100644
--- a/arch/sh/lib/Makefile
+++ b/arch/sh/lib/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for SuperH-specific library files..
#
diff --git a/arch/sh/lib/__clear_user.S b/arch/sh/lib/__clear_user.S
index db1dca7aad14..0978606907ed 100644
--- a/arch/sh/lib/__clear_user.S
+++ b/arch/sh/lib/__clear_user.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* __clear_user_page, __clear_user, clear_page implementation of SuperH
*
diff --git a/arch/sh/lib/ashldi3.c b/arch/sh/lib/ashldi3.c
index beb80f316095..e5afe0935847 100644
--- a/arch/sh/lib/ashldi3.c
+++ b/arch/sh/lib/ashldi3.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
#include "libgcc.h"
diff --git a/arch/sh/lib/ashrdi3.c b/arch/sh/lib/ashrdi3.c
index c884a912b660..ae263fbf2538 100644
--- a/arch/sh/lib/ashrdi3.c
+++ b/arch/sh/lib/ashrdi3.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
#include "libgcc.h"
diff --git a/arch/sh/lib/copy_page.S b/arch/sh/lib/copy_page.S
index 9d7b8bc51866..d4e9d18cee0b 100644
--- a/arch/sh/lib/copy_page.S
+++ b/arch/sh/lib/copy_page.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* copy_page, __copy_user_page, __copy_user implementation of SuperH
*
diff --git a/arch/sh/lib/delay.c b/arch/sh/lib/delay.c
index 0901b2f14e15..dad8e6a54906 100644
--- a/arch/sh/lib/delay.c
+++ b/arch/sh/lib/delay.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Precise Delay Loops for SuperH
*
diff --git a/arch/sh/lib/div64-generic.c b/arch/sh/lib/div64-generic.c
index 60e76aa8b53e..0b67fbc44f6f 100644
--- a/arch/sh/lib/div64-generic.c
+++ b/arch/sh/lib/div64-generic.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Generic __div64_32 wrapper for __xdiv64_32.
*/
diff --git a/arch/sh/lib/div64.S b/arch/sh/lib/div64.S
index 5ee7334ea64f..4a9a966e71b0 100644
--- a/arch/sh/lib/div64.S
+++ b/arch/sh/lib/div64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* unsigned long __xdiv64_32(unsigned long long n, unsigned long d);
*/
diff --git a/arch/sh/lib/lshrdi3.c b/arch/sh/lib/lshrdi3.c
index dcf8d6810b7c..33eaa1edbc3c 100644
--- a/arch/sh/lib/lshrdi3.c
+++ b/arch/sh/lib/lshrdi3.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
#include "libgcc.h"
diff --git a/arch/sh/lib/memchr.S b/arch/sh/lib/memchr.S
index bc6036ad5706..8ded104077aa 100644
--- a/arch/sh/lib/memchr.S
+++ b/arch/sh/lib/memchr.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: memchr.S,v 1.1 2000/04/14 16:49:01 mjd Exp $
*
* "memchr" implementation of SuperH
diff --git a/arch/sh/lib/memcpy-sh4.S b/arch/sh/lib/memcpy-sh4.S
index 459fa92a7c53..a2435c0f6302 100644
--- a/arch/sh/lib/memcpy-sh4.S
+++ b/arch/sh/lib/memcpy-sh4.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* "memcpy" implementation of SuperH
*
diff --git a/arch/sh/lib/memcpy.S b/arch/sh/lib/memcpy.S
index 232fab34c261..08ab3062c4b2 100644
--- a/arch/sh/lib/memcpy.S
+++ b/arch/sh/lib/memcpy.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: memcpy.S,v 1.3 2001/07/27 11:50:52 gniibe Exp $
*
* "memcpy" implementation of SuperH
diff --git a/arch/sh/lib/memmove.S b/arch/sh/lib/memmove.S
index 5a2211f09202..bdca321814a9 100644
--- a/arch/sh/lib/memmove.S
+++ b/arch/sh/lib/memmove.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: memmove.S,v 1.2 2001/07/27 11:51:09 gniibe Exp $
*
* "memmove" implementation of SuperH
diff --git a/arch/sh/lib/memset-sh4.S b/arch/sh/lib/memset-sh4.S
index 1a6e32cc4e4d..10649c4cdab8 100644
--- a/arch/sh/lib/memset-sh4.S
+++ b/arch/sh/lib/memset-sh4.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* "memset" implementation for SH4
*
diff --git a/arch/sh/lib/memset.S b/arch/sh/lib/memset.S
index af91fe2b72a6..a6d5ec0bd9cf 100644
--- a/arch/sh/lib/memset.S
+++ b/arch/sh/lib/memset.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: memset.S,v 1.1 2000/04/14 16:49:01 mjd Exp $
*
* "memset" implementation of SuperH
diff --git a/arch/sh/lib/strlen.S b/arch/sh/lib/strlen.S
index 1bcc13f05962..80ea53dd34f6 100644
--- a/arch/sh/lib/strlen.S
+++ b/arch/sh/lib/strlen.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: strlen.S,v 1.2 2001/06/29 14:07:15 gniibe Exp $
*
* "strlen" implementation of SuperH
diff --git a/arch/sh/lib64/copy_user_memcpy.S b/arch/sh/lib64/copy_user_memcpy.S
index 49aeabeba2c2..515f81b00202 100644
--- a/arch/sh/lib64/copy_user_memcpy.S
+++ b/arch/sh/lib64/copy_user_memcpy.S
@@ -1,3 +1,4 @@
+! SPDX-License-Identifier: GPL-2.0
!
! Fast SH memcpy
!
diff --git a/arch/sh/lib64/memcpy.S b/arch/sh/lib64/memcpy.S
index 5d682e0ee24f..231ea595b39a 100644
--- a/arch/sh/lib64/memcpy.S
+++ b/arch/sh/lib64/memcpy.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Cloned and hacked for uClibc by Paul Mundt, December 2003 */
/* Modified by SuperH, Inc. September 2003 */
!
diff --git a/arch/sh/lib64/memset.S b/arch/sh/lib64/memset.S
index 2d37b0488552..453aa5f1d263 100644
--- a/arch/sh/lib64/memset.S
+++ b/arch/sh/lib64/memset.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Cloned and hacked for uClibc by Paul Mundt, December 2003 */
/* Modified by SuperH, Inc. September 2003 */
!
diff --git a/arch/sh/lib64/sdivsi3.S b/arch/sh/lib64/sdivsi3.S
index 1963bbd42288..b422e2374430 100644
--- a/arch/sh/lib64/sdivsi3.S
+++ b/arch/sh/lib64/sdivsi3.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.global __sdivsi3
.global __sdivsi3_1
.global __sdivsi3_2
diff --git a/arch/sh/lib64/strcpy.S b/arch/sh/lib64/strcpy.S
index ea7c9c533eea..b61631e523d4 100644
--- a/arch/sh/lib64/strcpy.S
+++ b/arch/sh/lib64/strcpy.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Cloned and hacked for uClibc by Paul Mundt, December 2003 */
/* Modified by SuperH, Inc. September 2003 */
! Entry: arg0: destination
diff --git a/arch/sh/lib64/strlen.S b/arch/sh/lib64/strlen.S
index cbc0d912e5f3..c00b972f9999 100644
--- a/arch/sh/lib64/strlen.S
+++ b/arch/sh/lib64/strlen.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Simplistic strlen() implementation for SHmedia.
*
diff --git a/arch/sh/lib64/udivdi3.S b/arch/sh/lib64/udivdi3.S
index 6895c0225b85..c032cb157589 100644
--- a/arch/sh/lib64/udivdi3.S
+++ b/arch/sh/lib64/udivdi3.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.section .text..SHmedia32,"ax"
.align 2
.global __udivdi3
diff --git a/arch/sh/lib64/udivsi3.S b/arch/sh/lib64/udivsi3.S
index e68120e4b847..e4788fb4fe82 100644
--- a/arch/sh/lib64/udivsi3.S
+++ b/arch/sh/lib64/udivsi3.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.global __udivsi3
.section .text..SHmedia32,"ax"
.align 2
diff --git a/arch/sh/math-emu/sfp-util.h b/arch/sh/math-emu/sfp-util.h
index 8ae1bd310ad0..784f541344f3 100644
--- a/arch/sh/math-emu/sfp-util.h
+++ b/arch/sh/math-emu/sfp-util.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* These are copied from glibc/stdlib/longlong.h
*/
diff --git a/arch/sh/mm/Kconfig b/arch/sh/mm/Kconfig
index dba285e86808..50cdd1349015 100644
--- a/arch/sh/mm/Kconfig
+++ b/arch/sh/mm/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Memory management options"
config QUICKLIST
diff --git a/arch/sh/mm/Makefile b/arch/sh/mm/Makefile
index 92c3bd96aee5..fbe5e79751b3 100644
--- a/arch/sh/mm/Makefile
+++ b/arch/sh/mm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux SuperH-specific parts of the memory manager.
#
diff --git a/arch/sh/mm/extable_32.c b/arch/sh/mm/extable_32.c
index 940e871bc816..14312027bb08 100644
--- a/arch/sh/mm/extable_32.c
+++ b/arch/sh/mm/extable_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/sh/mm/extable.c
* Taken from:
diff --git a/arch/sh/mm/flush-sh4.c b/arch/sh/mm/flush-sh4.c
index 0b85dd9dd3a7..8b8ef8972104 100644
--- a/arch/sh/mm/flush-sh4.c
+++ b/arch/sh/mm/flush-sh4.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/mm.h>
#include <asm/mmu_context.h>
#include <asm/cache_insns.h>
diff --git a/arch/sh/mm/gup.c b/arch/sh/mm/gup.c
index 063c298ba56c..8045b5bb7075 100644
--- a/arch/sh/mm/gup.c
+++ b/arch/sh/mm/gup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Lockless get_user_pages_fast for SuperH
*
diff --git a/arch/sh/mm/hugetlbpage.c b/arch/sh/mm/hugetlbpage.c
index d2412d2d6462..960deb1f24a1 100644
--- a/arch/sh/mm/hugetlbpage.c
+++ b/arch/sh/mm/hugetlbpage.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/sh/mm/hugetlbpage.c
*
diff --git a/arch/sh/mm/ioremap_fixed.c b/arch/sh/mm/ioremap_fixed.c
index efbe84af9983..927a1294c465 100644
--- a/arch/sh/mm/ioremap_fixed.c
+++ b/arch/sh/mm/ioremap_fixed.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Re-map IO memory to kernel address space so that we can access it.
*
diff --git a/arch/sh/mm/pgtable.c b/arch/sh/mm/pgtable.c
index a62bd8696779..5c8f9247c3c2 100644
--- a/arch/sh/mm/pgtable.c
+++ b/arch/sh/mm/pgtable.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/mm.h>
#include <linux/slab.h>
diff --git a/arch/sh/mm/uncached.c b/arch/sh/mm/uncached.c
index a7767da815e9..010010bf205a 100644
--- a/arch/sh/mm/uncached.c
+++ b/arch/sh/mm/uncached.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/module.h>
#include <asm/sizes.h>
diff --git a/arch/sh/oprofile/Makefile b/arch/sh/oprofile/Makefile
index ce3b119021e7..d478dd8dac0b 100644
--- a/arch/sh/oprofile/Makefile
+++ b/arch/sh/oprofile/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_OPROFILE) += oprofile.o
CFLAGS_common.o += -DUTS_MACHINE='"$(UTS_MACHINE)"'
diff --git a/arch/sh/tools/gen-mach-types b/arch/sh/tools/gen-mach-types
index f5ff7c5d8913..6d7c2d8eaf55 100644
--- a/arch/sh/tools/gen-mach-types
+++ b/arch/sh/tools/gen-mach-types
@@ -1,4 +1,5 @@
#!/bin/awk
+# SPDX-License-Identifier: GPL-2.0
#
# Awk script to generate include/generated/machtypes.h
# Heavily based on arch/arm/tools/gen-mach-types
diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index 0be3828752e5..4e83f950713e 100644
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -44,7 +44,6 @@ config SPARC
select ARCH_HAS_SG_CHAIN
select CPU_NO_EFFICIENT_FFS
select LOCKDEP_SMALL if LOCKDEP
- select ARCH_WANT_RELAX_ORDER
config SPARC32
def_bool !64BIT
diff --git a/arch/sparc/Kconfig.debug b/arch/sparc/Kconfig.debug
index 6db35fba79fd..4aef29a11925 100644
--- a/arch/sparc/Kconfig.debug
+++ b/arch/sparc/Kconfig.debug
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Kernel hacking"
config TRACE_IRQFLAGS_SUPPORT
diff --git a/arch/sparc/Makefile b/arch/sparc/Makefile
index 8496a074bd0e..dbc448923f48 100644
--- a/arch/sparc/Makefile
+++ b/arch/sparc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# sparc/Makefile
#
diff --git a/arch/sparc/boot/Makefile b/arch/sparc/boot/Makefile
index 6a4ceae5ec67..ec8cd703b708 100644
--- a/arch/sparc/boot/Makefile
+++ b/arch/sparc/boot/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for the Sparc boot stuff.
#
# Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
diff --git a/arch/sparc/crypto/Makefile b/arch/sparc/crypto/Makefile
index 5d469d81761f..818d3aa5172e 100644
--- a/arch/sparc/crypto/Makefile
+++ b/arch/sparc/crypto/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Arch-specific CryptoAPI modules.
#
diff --git a/arch/sparc/crypto/aes_asm.S b/arch/sparc/crypto/aes_asm.S
index 1cda8aa7cb85..155cefb98520 100644
--- a/arch/sparc/crypto/aes_asm.S
+++ b/arch/sparc/crypto/aes_asm.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/visasm.h>
diff --git a/arch/sparc/crypto/camellia_asm.S b/arch/sparc/crypto/camellia_asm.S
index cc39553a4e43..dcdc9193fcd7 100644
--- a/arch/sparc/crypto/camellia_asm.S
+++ b/arch/sparc/crypto/camellia_asm.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/visasm.h>
diff --git a/arch/sparc/crypto/crc32c_asm.S b/arch/sparc/crypto/crc32c_asm.S
index 2b1976e765b5..b8659a479242 100644
--- a/arch/sparc/crypto/crc32c_asm.S
+++ b/arch/sparc/crypto/crc32c_asm.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/visasm.h>
#include <asm/asi.h>
diff --git a/arch/sparc/crypto/crop_devid.c b/arch/sparc/crypto/crop_devid.c
index 5f5724a0ae22..83fc4536dcd5 100644
--- a/arch/sparc/crypto/crop_devid.c
+++ b/arch/sparc/crypto/crop_devid.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
#include <linux/of_device.h>
diff --git a/arch/sparc/crypto/des_asm.S b/arch/sparc/crypto/des_asm.S
index b5c8fc269b5f..7157468a679d 100644
--- a/arch/sparc/crypto/des_asm.S
+++ b/arch/sparc/crypto/des_asm.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/visasm.h>
diff --git a/arch/sparc/crypto/md5_asm.S b/arch/sparc/crypto/md5_asm.S
index 3150404e602e..7a6637455f37 100644
--- a/arch/sparc/crypto/md5_asm.S
+++ b/arch/sparc/crypto/md5_asm.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/visasm.h>
diff --git a/arch/sparc/crypto/opcodes.h b/arch/sparc/crypto/opcodes.h
index 19cbaea6976f..417b6a10a337 100644
--- a/arch/sparc/crypto/opcodes.h
+++ b/arch/sparc/crypto/opcodes.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _OPCODES_H
#define _OPCODES_H
diff --git a/arch/sparc/crypto/sha1_asm.S b/arch/sparc/crypto/sha1_asm.S
index 219d10c5ae0e..7d8bf354f0e7 100644
--- a/arch/sparc/crypto/sha1_asm.S
+++ b/arch/sparc/crypto/sha1_asm.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/visasm.h>
diff --git a/arch/sparc/crypto/sha256_asm.S b/arch/sparc/crypto/sha256_asm.S
index b5f3d5826eb4..0b39ec7d7ca2 100644
--- a/arch/sparc/crypto/sha256_asm.S
+++ b/arch/sparc/crypto/sha256_asm.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/visasm.h>
diff --git a/arch/sparc/crypto/sha512_asm.S b/arch/sparc/crypto/sha512_asm.S
index 54bfba713c0e..b2f6e6728802 100644
--- a/arch/sparc/crypto/sha512_asm.S
+++ b/arch/sparc/crypto/sha512_asm.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/visasm.h>
diff --git a/arch/sparc/include/asm/agp.h b/arch/sparc/include/asm/agp.h
index 70f52c1661bc..efe0d6a12e5a 100644
--- a/arch/sparc/include/asm/agp.h
+++ b/arch/sparc/include/asm/agp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef AGP_H
#define AGP_H 1
diff --git a/arch/sparc/include/asm/apb.h b/arch/sparc/include/asm/apb.h
index 8f3b57db810f..b1dfb1a99f07 100644
--- a/arch/sparc/include/asm/apb.h
+++ b/arch/sparc/include/asm/apb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* apb.h: Advanced PCI Bridge Configuration Registers and Bits
*
diff --git a/arch/sparc/include/asm/asm-prototypes.h b/arch/sparc/include/asm/asm-prototypes.h
index d381e11c5dbb..96e0972e8dbf 100644
--- a/arch/sparc/include/asm/asm-prototypes.h
+++ b/arch/sparc/include/asm/asm-prototypes.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2017 Oracle and/or its affiliates. All rights reserved.
*/
diff --git a/arch/sparc/include/asm/asm.h b/arch/sparc/include/asm/asm.h
index e8e1d94b4cc9..eaed0117a838 100644
--- a/arch/sparc/include/asm/asm.h
+++ b/arch/sparc/include/asm/asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC_ASM_H
#define _SPARC_ASM_H
diff --git a/arch/sparc/include/asm/asmmacro.h b/arch/sparc/include/asm/asmmacro.h
index a0e28ef02558..49aaf6f3bc55 100644
--- a/arch/sparc/include/asm/asmmacro.h
+++ b/arch/sparc/include/asm/asmmacro.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* asmmacro.h: Assembler macros.
*
* Copyright (C) 1996 David S. Miller (davem@caipfs.rutgers.edu)
diff --git a/arch/sparc/include/asm/atomic.h b/arch/sparc/include/asm/atomic.h
index 8ff83d8cc33f..425151cc4808 100644
--- a/arch/sparc/include/asm/atomic.h
+++ b/arch/sparc/include/asm/atomic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_ATOMIC_H
#define ___ASM_SPARC_ATOMIC_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/atomic_32.h b/arch/sparc/include/asm/atomic_32.h
index 7643e979e333..0c3b3b4a9963 100644
--- a/arch/sparc/include/asm/atomic_32.h
+++ b/arch/sparc/include/asm/atomic_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* atomic.h: These still suck, but the I-cache hit rate is higher.
*
* Copyright (C) 1996 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/include/asm/atomic_64.h b/arch/sparc/include/asm/atomic_64.h
index 24827a3f733a..abad97edf736 100644
--- a/arch/sparc/include/asm/atomic_64.h
+++ b/arch/sparc/include/asm/atomic_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* atomic.h: Thankfully the V9 is at least reasonable for this
* stuff.
*
diff --git a/arch/sparc/include/asm/auxio.h b/arch/sparc/include/asm/auxio.h
index 3e09a07b77e9..a2681052e900 100644
--- a/arch/sparc/include/asm/auxio.h
+++ b/arch/sparc/include/asm/auxio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_AUXIO_H
#define ___ASM_SPARC_AUXIO_H
diff --git a/arch/sparc/include/asm/auxio_32.h b/arch/sparc/include/asm/auxio_32.h
index 5d685df427b4..852457c7a265 100644
--- a/arch/sparc/include/asm/auxio_32.h
+++ b/arch/sparc/include/asm/auxio_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* auxio.h: Definitions and code for the Auxiliary I/O register.
*
diff --git a/arch/sparc/include/asm/auxio_64.h b/arch/sparc/include/asm/auxio_64.h
index 6079e59a7ad1..ae1ed41987db 100644
--- a/arch/sparc/include/asm/auxio_64.h
+++ b/arch/sparc/include/asm/auxio_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* auxio.h: Definitions and code for the Auxiliary I/O registers.
*
diff --git a/arch/sparc/include/asm/backoff.h b/arch/sparc/include/asm/backoff.h
index 4e02086b839c..8625946d8d00 100644
--- a/arch/sparc/include/asm/backoff.h
+++ b/arch/sparc/include/asm/backoff.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_BACKOFF_H
#define _SPARC64_BACKOFF_H
diff --git a/arch/sparc/include/asm/barrier.h b/arch/sparc/include/asm/barrier.h
index b25f02a029e0..c10b4164be59 100644
--- a/arch/sparc/include/asm/barrier.h
+++ b/arch/sparc/include/asm/barrier.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_BARRIER_H
#define ___ASM_SPARC_BARRIER_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/barrier_32.h b/arch/sparc/include/asm/barrier_32.h
index 8059130a6cee..304f9c3f7c4a 100644
--- a/arch/sparc/include/asm/barrier_32.h
+++ b/arch/sparc/include/asm/barrier_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SPARC_BARRIER_H
#define __SPARC_BARRIER_H
diff --git a/arch/sparc/include/asm/barrier_64.h b/arch/sparc/include/asm/barrier_64.h
index c9f6ee64f41d..9fb148bd3c97 100644
--- a/arch/sparc/include/asm/barrier_64.h
+++ b/arch/sparc/include/asm/barrier_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SPARC64_BARRIER_H
#define __SPARC64_BARRIER_H
diff --git a/arch/sparc/include/asm/bbc.h b/arch/sparc/include/asm/bbc.h
index 423a85800aae..00a4f116144d 100644
--- a/arch/sparc/include/asm/bbc.h
+++ b/arch/sparc/include/asm/bbc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* bbc.h: Defines for BootBus Controller found on UltraSPARC-III
* systems.
diff --git a/arch/sparc/include/asm/bitext.h b/arch/sparc/include/asm/bitext.h
index 9c988bf3adb6..2c2a2d85e8ec 100644
--- a/arch/sparc/include/asm/bitext.h
+++ b/arch/sparc/include/asm/bitext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* bitext.h: Bit string operations on the sparc, specific to architecture.
*
diff --git a/arch/sparc/include/asm/bitops.h b/arch/sparc/include/asm/bitops.h
index b1edd94bd64f..4c431d274926 100644
--- a/arch/sparc/include/asm/bitops.h
+++ b/arch/sparc/include/asm/bitops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_BITOPS_H
#define ___ASM_SPARC_BITOPS_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/bitops_32.h b/arch/sparc/include/asm/bitops_32.h
index 600ed1d9c8c8..0ceff3b915a8 100644
--- a/arch/sparc/include/asm/bitops_32.h
+++ b/arch/sparc/include/asm/bitops_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* bitops.h: Bit string operations on the Sparc.
*
diff --git a/arch/sparc/include/asm/bitops_64.h b/arch/sparc/include/asm/bitops_64.h
index 2d522402a937..a90eea24b286 100644
--- a/arch/sparc/include/asm/bitops_64.h
+++ b/arch/sparc/include/asm/bitops_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* bitops.h: Bit string operations on the V9.
*
diff --git a/arch/sparc/include/asm/btext.h b/arch/sparc/include/asm/btext.h
index 75a32b109e15..01cdc4265733 100644
--- a/arch/sparc/include/asm/btext.h
+++ b/arch/sparc/include/asm/btext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC_BTEXT_H
#define _SPARC_BTEXT_H
diff --git a/arch/sparc/include/asm/bug.h b/arch/sparc/include/asm/bug.h
index eaa8f8d38125..6f17528356b2 100644
--- a/arch/sparc/include/asm/bug.h
+++ b/arch/sparc/include/asm/bug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC_BUG_H
#define _SPARC_BUG_H
diff --git a/arch/sparc/include/asm/bugs.h b/arch/sparc/include/asm/bugs.h
index 61d86bbbe2b2..02fa369b9c21 100644
--- a/arch/sparc/include/asm/bugs.h
+++ b/arch/sparc/include/asm/bugs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* include/asm/bugs.h: Sparc probes for various bugs.
*
* Copyright (C) 1996, 2007 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/include/asm/cache.h b/arch/sparc/include/asm/cache.h
index 5bb6991b4857..dcfd58118c11 100644
--- a/arch/sparc/include/asm/cache.h
+++ b/arch/sparc/include/asm/cache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* cache.h: Cache specific code for the Sparc. These include flushing
* and direct tag/data line access.
*
diff --git a/arch/sparc/include/asm/cacheflush.h b/arch/sparc/include/asm/cacheflush.h
index f6c4839b8388..881ac76eab93 100644
--- a/arch/sparc/include/asm/cacheflush.h
+++ b/arch/sparc/include/asm/cacheflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_CACHEFLUSH_H
#define ___ASM_SPARC_CACHEFLUSH_H
diff --git a/arch/sparc/include/asm/cacheflush_32.h b/arch/sparc/include/asm/cacheflush_32.h
index 12164006181c..fb66094a2c30 100644
--- a/arch/sparc/include/asm/cacheflush_32.h
+++ b/arch/sparc/include/asm/cacheflush_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC_CACHEFLUSH_H
#define _SPARC_CACHEFLUSH_H
diff --git a/arch/sparc/include/asm/cacheflush_64.h b/arch/sparc/include/asm/cacheflush_64.h
index 68513c41e10d..e7517434d1fa 100644
--- a/arch/sparc/include/asm/cacheflush_64.h
+++ b/arch/sparc/include/asm/cacheflush_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_CACHEFLUSH_H
#define _SPARC64_CACHEFLUSH_H
diff --git a/arch/sparc/include/asm/cachetlb_32.h b/arch/sparc/include/asm/cachetlb_32.h
index efb19889a083..534da70c6357 100644
--- a/arch/sparc/include/asm/cachetlb_32.h
+++ b/arch/sparc/include/asm/cachetlb_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC_CACHETLB_H
#define _SPARC_CACHETLB_H
diff --git a/arch/sparc/include/asm/chafsr.h b/arch/sparc/include/asm/chafsr.h
index 85c69b38220b..01540eca1671 100644
--- a/arch/sparc/include/asm/chafsr.h
+++ b/arch/sparc/include/asm/chafsr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_CHAFSR_H
#define _SPARC64_CHAFSR_H
diff --git a/arch/sparc/include/asm/checksum.h b/arch/sparc/include/asm/checksum.h
index 7ac0d7497bc5..c3be56e2e768 100644
--- a/arch/sparc/include/asm/checksum.h
+++ b/arch/sparc/include/asm/checksum.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_CHECKSUM_H
#define ___ASM_SPARC_CHECKSUM_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/checksum_32.h b/arch/sparc/include/asm/checksum_32.h
index e25af5fc99fd..d1e53d7aed39 100644
--- a/arch/sparc/include/asm/checksum_32.h
+++ b/arch/sparc/include/asm/checksum_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SPARC_CHECKSUM_H
#define __SPARC_CHECKSUM_H
diff --git a/arch/sparc/include/asm/checksum_64.h b/arch/sparc/include/asm/checksum_64.h
index 96a5ed58cea6..e52450930e4e 100644
--- a/arch/sparc/include/asm/checksum_64.h
+++ b/arch/sparc/include/asm/checksum_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SPARC64_CHECKSUM_H
#define __SPARC64_CHECKSUM_H
diff --git a/arch/sparc/include/asm/chmctrl.h b/arch/sparc/include/asm/chmctrl.h
index 859b4a4b0d30..96f043cb2c3e 100644
--- a/arch/sparc/include/asm/chmctrl.h
+++ b/arch/sparc/include/asm/chmctrl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_CHMCTRL_H
#define _SPARC64_CHMCTRL_H
diff --git a/arch/sparc/include/asm/cmpxchg.h b/arch/sparc/include/asm/cmpxchg.h
index 9355893efa52..b7955c6b91fc 100644
--- a/arch/sparc/include/asm/cmpxchg.h
+++ b/arch/sparc/include/asm/cmpxchg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_CMPXCHG_H
#define ___ASM_SPARC_CMPXCHG_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/cmpxchg_32.h b/arch/sparc/include/asm/cmpxchg_32.h
index 83ffb83c5397..3e3823db303e 100644
--- a/arch/sparc/include/asm/cmpxchg_32.h
+++ b/arch/sparc/include/asm/cmpxchg_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* 32-bit atomic xchg() and cmpxchg() definitions.
*
* Copyright (C) 1996 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/include/asm/cmpxchg_64.h b/arch/sparc/include/asm/cmpxchg_64.h
index 4028f4f1e561..f71ef3729888 100644
--- a/arch/sparc/include/asm/cmpxchg_64.h
+++ b/arch/sparc/include/asm/cmpxchg_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* 64-bit atomic xchg() and cmpxchg() definitions.
*
* Copyright (C) 1996, 1997, 2000 David S. Miller (davem@redhat.com)
diff --git a/arch/sparc/include/asm/compat.h b/arch/sparc/include/asm/compat.h
index 6f251c4d613e..977c3f280ba1 100644
--- a/arch/sparc/include/asm/compat.h
+++ b/arch/sparc/include/asm/compat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SPARC64_COMPAT_H
#define _ASM_SPARC64_COMPAT_H
/*
diff --git a/arch/sparc/include/asm/compat_signal.h b/arch/sparc/include/asm/compat_signal.h
index 4b027b1044fa..e5f7a7f281d2 100644
--- a/arch/sparc/include/asm/compat_signal.h
+++ b/arch/sparc/include/asm/compat_signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _COMPAT_SIGNAL_H
#define _COMPAT_SIGNAL_H
diff --git a/arch/sparc/include/asm/contregs.h b/arch/sparc/include/asm/contregs.h
index b8abdfcf5555..4df56a6ba7d9 100644
--- a/arch/sparc/include/asm/contregs.h
+++ b/arch/sparc/include/asm/contregs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC_CONTREGS_H
#define _SPARC_CONTREGS_H
diff --git a/arch/sparc/include/asm/cpu_type.h b/arch/sparc/include/asm/cpu_type.h
index 84d7d83b8084..2b59799859d1 100644
--- a/arch/sparc/include/asm/cpu_type.h
+++ b/arch/sparc/include/asm/cpu_type.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_CPU_TYPE_H
#define __ASM_CPU_TYPE_H
diff --git a/arch/sparc/include/asm/cpudata.h b/arch/sparc/include/asm/cpudata.h
index 128b56b08676..d213165ee713 100644
--- a/arch/sparc/include/asm/cpudata.h
+++ b/arch/sparc/include/asm/cpudata.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_CPUDATA_H
#define ___ASM_SPARC_CPUDATA_H
diff --git a/arch/sparc/include/asm/cpudata_32.h b/arch/sparc/include/asm/cpudata_32.h
index 05f366379f53..895d0964b802 100644
--- a/arch/sparc/include/asm/cpudata_32.h
+++ b/arch/sparc/include/asm/cpudata_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* cpudata.h: Per-cpu parameters.
*
* Copyright (C) 2004 Keith M Wesolowski (wesolows@foobazco.org)
diff --git a/arch/sparc/include/asm/cpudata_64.h b/arch/sparc/include/asm/cpudata_64.h
index 5b0ed48e5b0c..666d6b5c0440 100644
--- a/arch/sparc/include/asm/cpudata_64.h
+++ b/arch/sparc/include/asm/cpudata_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* cpudata.h: Per-cpu parameters.
*
* Copyright (C) 2003, 2005, 2006 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/include/asm/current.h b/arch/sparc/include/asm/current.h
index 10a0df55a574..c68312a89d14 100644
--- a/arch/sparc/include/asm/current.h
+++ b/arch/sparc/include/asm/current.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* include/asm/current.h
*
* Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation
diff --git a/arch/sparc/include/asm/dcr.h b/arch/sparc/include/asm/dcr.h
index 620c9ba642e9..c810e1b4285c 100644
--- a/arch/sparc/include/asm/dcr.h
+++ b/arch/sparc/include/asm/dcr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_DCR_H
#define _SPARC64_DCR_H
diff --git a/arch/sparc/include/asm/dcu.h b/arch/sparc/include/asm/dcu.h
index 0f704e106a1b..93f32507125e 100644
--- a/arch/sparc/include/asm/dcu.h
+++ b/arch/sparc/include/asm/dcu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_DCU_H
#define _SPARC64_DCU_H
diff --git a/arch/sparc/include/asm/delay.h b/arch/sparc/include/asm/delay.h
index 467caa2a97a0..c96af9b91661 100644
--- a/arch/sparc/include/asm/delay.h
+++ b/arch/sparc/include/asm/delay.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_DELAY_H
#define ___ASM_SPARC_DELAY_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/delay_32.h b/arch/sparc/include/asm/delay_32.h
index 3fb8ca144b4f..0e6dfe857d67 100644
--- a/arch/sparc/include/asm/delay_32.h
+++ b/arch/sparc/include/asm/delay_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* delay.h: Linux delay routines on the Sparc.
*
diff --git a/arch/sparc/include/asm/delay_64.h b/arch/sparc/include/asm/delay_64.h
index 0ba5424856d8..22213b1c119d 100644
--- a/arch/sparc/include/asm/delay_64.h
+++ b/arch/sparc/include/asm/delay_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* delay.h: Linux delay routines on sparc64.
*
* Copyright (C) 1996, 2004, 2007 David S. Miller (davem@davemloft.net).
diff --git a/arch/sparc/include/asm/dma-mapping.h b/arch/sparc/include/asm/dma-mapping.h
index 60bf1633d554..2f3490dd37de 100644
--- a/arch/sparc/include/asm/dma-mapping.h
+++ b/arch/sparc/include/asm/dma-mapping.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_DMA_MAPPING_H
#define ___ASM_SPARC_DMA_MAPPING_H
diff --git a/arch/sparc/include/asm/dma.h b/arch/sparc/include/asm/dma.h
index 3d434ef5eae3..a1d7c86917c6 100644
--- a/arch/sparc/include/asm/dma.h
+++ b/arch/sparc/include/asm/dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SPARC_DMA_H
#define _ASM_SPARC_DMA_H
diff --git a/arch/sparc/include/asm/ebus_dma.h b/arch/sparc/include/asm/ebus_dma.h
index fcfb4948147f..75563ed090f5 100644
--- a/arch/sparc/include/asm/ebus_dma.h
+++ b/arch/sparc/include/asm/ebus_dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SPARC_EBUS_DMA_H
#define __ASM_SPARC_EBUS_DMA_H
diff --git a/arch/sparc/include/asm/ecc.h b/arch/sparc/include/asm/ecc.h
index ccb84b66fef1..3d5edee36b4c 100644
--- a/arch/sparc/include/asm/ecc.h
+++ b/arch/sparc/include/asm/ecc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ecc.h: Definitions and defines for the external cache/memory
* controller on the sun4m.
diff --git a/arch/sparc/include/asm/elf.h b/arch/sparc/include/asm/elf.h
index 0a2816c50b07..bbfb4b002ff3 100644
--- a/arch/sparc/include/asm/elf.h
+++ b/arch/sparc/include/asm/elf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_ELF_H
#define ___ASM_SPARC_ELF_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/elf_32.h b/arch/sparc/include/asm/elf_32.h
index a24e41fcdde1..37a6016c9ccd 100644
--- a/arch/sparc/include/asm/elf_32.h
+++ b/arch/sparc/include/asm/elf_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASMSPARC_ELF_H
#define __ASMSPARC_ELF_H
diff --git a/arch/sparc/include/asm/elf_64.h b/arch/sparc/include/asm/elf_64.h
index 3f2d403873bd..5894389f5ed5 100644
--- a/arch/sparc/include/asm/elf_64.h
+++ b/arch/sparc/include/asm/elf_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SPARC64_ELF_H
#define __ASM_SPARC64_ELF_H
diff --git a/arch/sparc/include/asm/estate.h b/arch/sparc/include/asm/estate.h
index 520c08560d1b..e5e0f84accea 100644
--- a/arch/sparc/include/asm/estate.h
+++ b/arch/sparc/include/asm/estate.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_ESTATE_H
#define _SPARC64_ESTATE_H
diff --git a/arch/sparc/include/asm/extable_64.h b/arch/sparc/include/asm/extable_64.h
index 1121cb056ffb..5a0171907b7e 100644
--- a/arch/sparc/include/asm/extable_64.h
+++ b/arch/sparc/include/asm/extable_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_EXTABLE64_H
#define __ASM_EXTABLE64_H
/*
diff --git a/arch/sparc/include/asm/fb.h b/arch/sparc/include/asm/fb.h
index 2173432ad7f7..f699962e9ddf 100644
--- a/arch/sparc/include/asm/fb.h
+++ b/arch/sparc/include/asm/fb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC_FB_H_
#define _SPARC_FB_H_
#include <linux/console.h>
diff --git a/arch/sparc/include/asm/fbio.h b/arch/sparc/include/asm/fbio.h
index 1d9afe277e9c..02654cb95dec 100644
--- a/arch/sparc/include/asm/fbio.h
+++ b/arch/sparc/include/asm/fbio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_FBIO_H
#define __LINUX_FBIO_H
diff --git a/arch/sparc/include/asm/fhc.h b/arch/sparc/include/asm/fhc.h
index 57f1b303ad54..0627fa126540 100644
--- a/arch/sparc/include/asm/fhc.h
+++ b/arch/sparc/include/asm/fhc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* fhc.h: FHC and Clock board register definitions.
*
* Copyright (C) 1997, 1999 David S. Miller (davem@redhat.com)
diff --git a/arch/sparc/include/asm/floppy.h b/arch/sparc/include/asm/floppy.h
index faebd335b600..4b315802e635 100644
--- a/arch/sparc/include/asm/floppy.h
+++ b/arch/sparc/include/asm/floppy.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_FLOPPY_H
#define ___ASM_SPARC_FLOPPY_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/floppy_32.h b/arch/sparc/include/asm/floppy_32.h
index 071b83e52f15..dd63aa301658 100644
--- a/arch/sparc/include/asm/floppy_32.h
+++ b/arch/sparc/include/asm/floppy_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* asm/floppy.h: Sparc specific parts of the Floppy driver.
*
* Copyright (C) 1995 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/include/asm/floppy_64.h b/arch/sparc/include/asm/floppy_64.h
index 625756406a7e..22fbeab92a4c 100644
--- a/arch/sparc/include/asm/floppy_64.h
+++ b/arch/sparc/include/asm/floppy_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* floppy.h: Sparc specific parts of the Floppy driver.
*
* Copyright (C) 1996, 2007, 2008 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/include/asm/fpumacro.h b/arch/sparc/include/asm/fpumacro.h
index cc463fec806f..bc378df97fa8 100644
--- a/arch/sparc/include/asm/fpumacro.h
+++ b/arch/sparc/include/asm/fpumacro.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* fpumacro.h: FPU related macros.
*
* Copyright (C) 1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
diff --git a/arch/sparc/include/asm/ftrace.h b/arch/sparc/include/asm/ftrace.h
index 62755a339a59..d3aa1a524431 100644
--- a/arch/sparc/include/asm/ftrace.h
+++ b/arch/sparc/include/asm/ftrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SPARC64_FTRACE
#define _ASM_SPARC64_FTRACE
diff --git a/arch/sparc/include/asm/futex.h b/arch/sparc/include/asm/futex.h
index 736335f36713..75a13a20cc64 100644
--- a/arch/sparc/include/asm/futex.h
+++ b/arch/sparc/include/asm/futex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_FUTEX_H
#define ___ASM_SPARC_FUTEX_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/futex_64.h b/arch/sparc/include/asm/futex_64.h
index 1cfd89d92208..0865ce77ec00 100644
--- a/arch/sparc/include/asm/futex_64.h
+++ b/arch/sparc/include/asm/futex_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_FUTEX_H
#define _SPARC64_FUTEX_H
diff --git a/arch/sparc/include/asm/hardirq.h b/arch/sparc/include/asm/hardirq.h
index 44d4e2345148..a185f6647348 100644
--- a/arch/sparc/include/asm/hardirq.h
+++ b/arch/sparc/include/asm/hardirq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_HARDIRQ_H
#define ___ASM_SPARC_HARDIRQ_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/hardirq_32.h b/arch/sparc/include/asm/hardirq_32.h
index ee93923b7f82..9830d8731a09 100644
--- a/arch/sparc/include/asm/hardirq_32.h
+++ b/arch/sparc/include/asm/hardirq_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* hardirq.h: 32-bit Sparc hard IRQ support.
*
* Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu)
diff --git a/arch/sparc/include/asm/hardirq_64.h b/arch/sparc/include/asm/hardirq_64.h
index f478ff1ddd02..f56540271993 100644
--- a/arch/sparc/include/asm/hardirq_64.h
+++ b/arch/sparc/include/asm/hardirq_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* hardirq.h: 64-bit Sparc hard IRQ support.
*
* Copyright (C) 1997, 1998, 2005 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/include/asm/head.h b/arch/sparc/include/asm/head.h
index be8f03f3e731..25299b701df5 100644
--- a/arch/sparc/include/asm/head.h
+++ b/arch/sparc/include/asm/head.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_HEAD_H
#define ___ASM_SPARC_HEAD_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/head_32.h b/arch/sparc/include/asm/head_32.h
index 6fc60fd182c4..d2809c859d0c 100644
--- a/arch/sparc/include/asm/head_32.h
+++ b/arch/sparc/include/asm/head_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SPARC_HEAD_H
#define __SPARC_HEAD_H
diff --git a/arch/sparc/include/asm/head_64.h b/arch/sparc/include/asm/head_64.h
index f0700cfeedd7..69a2062d992c 100644
--- a/arch/sparc/include/asm/head_64.h
+++ b/arch/sparc/include/asm/head_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_HEAD_H
#define _SPARC64_HEAD_H
diff --git a/arch/sparc/include/asm/hibernate.h b/arch/sparc/include/asm/hibernate.h
index 2ec34f842249..3bb0a96ec4ef 100644
--- a/arch/sparc/include/asm/hibernate.h
+++ b/arch/sparc/include/asm/hibernate.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* hibernate.h: Hibernaton support specific for sparc64.
*
diff --git a/arch/sparc/include/asm/highmem.h b/arch/sparc/include/asm/highmem.h
index 92ded294a4ec..18d776925c45 100644
--- a/arch/sparc/include/asm/highmem.h
+++ b/arch/sparc/include/asm/highmem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* highmem.h: virtual kernel memory mappings for high memory
*
diff --git a/arch/sparc/include/asm/hugetlb.h b/arch/sparc/include/asm/hugetlb.h
index 0ca7caab1b06..300557c66698 100644
--- a/arch/sparc/include/asm/hugetlb.h
+++ b/arch/sparc/include/asm/hugetlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SPARC64_HUGETLB_H
#define _ASM_SPARC64_HUGETLB_H
diff --git a/arch/sparc/include/asm/hvtramp.h b/arch/sparc/include/asm/hvtramp.h
index 04b56f862bbe..688ea43af0f5 100644
--- a/arch/sparc/include/asm/hvtramp.h
+++ b/arch/sparc/include/asm/hvtramp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_HVTRAP_H
#define _SPARC64_HVTRAP_H
diff --git a/arch/sparc/include/asm/hypervisor.h b/arch/sparc/include/asm/hypervisor.h
index 3dc9215d0357..89a0c57aed59 100644
--- a/arch/sparc/include/asm/hypervisor.h
+++ b/arch/sparc/include/asm/hypervisor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_HYPERVISOR_H
#define _SPARC64_HYPERVISOR_H
diff --git a/arch/sparc/include/asm/ide.h b/arch/sparc/include/asm/ide.h
index b7af3d658239..09f026585550 100644
--- a/arch/sparc/include/asm/ide.h
+++ b/arch/sparc/include/asm/ide.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* ide.h: SPARC PCI specific IDE glue.
*
* Copyright (C) 1997 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/include/asm/idprom.h b/arch/sparc/include/asm/idprom.h
index 3793f7f91c42..4c372199cd70 100644
--- a/arch/sparc/include/asm/idprom.h
+++ b/arch/sparc/include/asm/idprom.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* idprom.h: Macros and defines for idprom routines
*
diff --git a/arch/sparc/include/asm/intr_queue.h b/arch/sparc/include/asm/intr_queue.h
index 206077dedc2a..d61be2a3aac1 100644
--- a/arch/sparc/include/asm/intr_queue.h
+++ b/arch/sparc/include/asm/intr_queue.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_INTR_QUEUE_H
#define _SPARC64_INTR_QUEUE_H
diff --git a/arch/sparc/include/asm/io-unit.h b/arch/sparc/include/asm/io-unit.h
index 04a9701e7202..3ce96e8c088f 100644
--- a/arch/sparc/include/asm/io-unit.h
+++ b/arch/sparc/include/asm/io-unit.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* io-unit.h: Definitions for the sun4d IO-UNIT.
*
* Copyright (C) 1997,1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
diff --git a/arch/sparc/include/asm/io.h b/arch/sparc/include/asm/io.h
index f6902cf3cbe9..2eefa526b38f 100644
--- a/arch/sparc/include/asm/io.h
+++ b/arch/sparc/include/asm/io.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_IO_H
#define ___ASM_SPARC_IO_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/io_32.h b/arch/sparc/include/asm/io_32.h
index 4dd268a3a8b0..cd51a89b393c 100644
--- a/arch/sparc/include/asm/io_32.h
+++ b/arch/sparc/include/asm/io_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SPARC_IO_H
#define __SPARC_IO_H
diff --git a/arch/sparc/include/asm/io_64.h b/arch/sparc/include/asm/io_64.h
index c32fa3f752c8..9a1e9cbc7e6d 100644
--- a/arch/sparc/include/asm/io_64.h
+++ b/arch/sparc/include/asm/io_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SPARC64_IO_H
#define __SPARC64_IO_H
diff --git a/arch/sparc/include/asm/ioctls.h b/arch/sparc/include/asm/ioctls.h
index 77413b7e3a18..c92ac780c39f 100644
--- a/arch/sparc/include/asm/ioctls.h
+++ b/arch/sparc/include/asm/ioctls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SPARC_IOCTLS_H
#define _ASM_SPARC_IOCTLS_H
diff --git a/arch/sparc/include/asm/iommu.h b/arch/sparc/include/asm/iommu.h
index e650965b4a8d..37935cb34865 100644
--- a/arch/sparc/include/asm/iommu.h
+++ b/arch/sparc/include/asm/iommu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_IOMMU_H
#define ___ASM_SPARC_IOMMU_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/iommu_32.h b/arch/sparc/include/asm/iommu_32.h
index f6c066b52fd6..af51cd5ea3c1 100644
--- a/arch/sparc/include/asm/iommu_32.h
+++ b/arch/sparc/include/asm/iommu_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* iommu.h: Definitions for the sun4m IOMMU.
*
* Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu)
diff --git a/arch/sparc/include/asm/iommu_64.h b/arch/sparc/include/asm/iommu_64.h
index f24f356f2503..9ed6b54caa4b 100644
--- a/arch/sparc/include/asm/iommu_64.h
+++ b/arch/sparc/include/asm/iommu_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* iommu.h: Definitions for the sun5 IOMMU.
*
* Copyright (C) 1996, 1999, 2007 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/include/asm/irq.h b/arch/sparc/include/asm/irq.h
index 3b44a6a14074..a2efc274dbb0 100644
--- a/arch/sparc/include/asm/irq.h
+++ b/arch/sparc/include/asm/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_IRQ_H
#define ___ASM_SPARC_IRQ_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/irq_32.h b/arch/sparc/include/asm/irq_32.h
index eecd3d8442c9..43ec2609b811 100644
--- a/arch/sparc/include/asm/irq_32.h
+++ b/arch/sparc/include/asm/irq_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* irq.h: IRQ registers on the Sparc.
*
* Copyright (C) 1995, 2007 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/include/asm/irq_64.h b/arch/sparc/include/asm/irq_64.h
index 1d51a11fb261..4d748e93b974 100644
--- a/arch/sparc/include/asm/irq_64.h
+++ b/arch/sparc/include/asm/irq_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* irq.h: IRQ registers on the 64-bit Sparc.
*
* Copyright (C) 1996 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/include/asm/irqflags.h b/arch/sparc/include/asm/irqflags.h
index 1e138632bd3f..d1bdf6c398d1 100644
--- a/arch/sparc/include/asm/irqflags.h
+++ b/arch/sparc/include/asm/irqflags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_IRQFLAGS_H
#define ___ASM_SPARC_IRQFLAGS_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/irqflags_32.h b/arch/sparc/include/asm/irqflags_32.h
index 71cc284f55c5..7ca3eaf3dace 100644
--- a/arch/sparc/include/asm/irqflags_32.h
+++ b/arch/sparc/include/asm/irqflags_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/asm/irqflags.h
*
diff --git a/arch/sparc/include/asm/irqflags_64.h b/arch/sparc/include/asm/irqflags_64.h
index 23cd27f6beb4..c29ed571ae49 100644
--- a/arch/sparc/include/asm/irqflags_64.h
+++ b/arch/sparc/include/asm/irqflags_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/asm/irqflags.h
*
diff --git a/arch/sparc/include/asm/jump_label.h b/arch/sparc/include/asm/jump_label.h
index 62d0354d1727..94eb529dcb77 100644
--- a/arch/sparc/include/asm/jump_label.h
+++ b/arch/sparc/include/asm/jump_label.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SPARC_JUMP_LABEL_H
#define _ASM_SPARC_JUMP_LABEL_H
diff --git a/arch/sparc/include/asm/kdebug.h b/arch/sparc/include/asm/kdebug.h
index 8d12581ca386..830053f91da1 100644
--- a/arch/sparc/include/asm/kdebug.h
+++ b/arch/sparc/include/asm/kdebug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_KDEBUG_H
#define ___ASM_SPARC_KDEBUG_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/kdebug_32.h b/arch/sparc/include/asm/kdebug_32.h
index 1d0b240222ef..763d423823bd 100644
--- a/arch/sparc/include/asm/kdebug_32.h
+++ b/arch/sparc/include/asm/kdebug_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* kdebug.h: Defines and definitions for debugging the Linux kernel
* under various kernel debuggers.
diff --git a/arch/sparc/include/asm/kdebug_64.h b/arch/sparc/include/asm/kdebug_64.h
index 867286bf7b1a..89428bd4f94b 100644
--- a/arch/sparc/include/asm/kdebug_64.h
+++ b/arch/sparc/include/asm/kdebug_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_KDEBUG_H
#define _SPARC64_KDEBUG_H
diff --git a/arch/sparc/include/asm/kgdb.h b/arch/sparc/include/asm/kgdb.h
index a6ad7bf84bac..deabe0279cd9 100644
--- a/arch/sparc/include/asm/kgdb.h
+++ b/arch/sparc/include/asm/kgdb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC_KGDB_H
#define _SPARC_KGDB_H
diff --git a/arch/sparc/include/asm/kmap_types.h b/arch/sparc/include/asm/kmap_types.h
index aad21745fbb9..55a99b6bd91e 100644
--- a/arch/sparc/include/asm/kmap_types.h
+++ b/arch/sparc/include/asm/kmap_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_KMAP_TYPES_H
#define _ASM_KMAP_TYPES_H
diff --git a/arch/sparc/include/asm/kprobes.h b/arch/sparc/include/asm/kprobes.h
index 49f8402035d7..3704490b4488 100644
--- a/arch/sparc/include/asm/kprobes.h
+++ b/arch/sparc/include/asm/kprobes.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_KPROBES_H
#define _SPARC64_KPROBES_H
diff --git a/arch/sparc/include/asm/ldc.h b/arch/sparc/include/asm/ldc.h
index 698738a10414..ca973955ca86 100644
--- a/arch/sparc/include/asm/ldc.h
+++ b/arch/sparc/include/asm/ldc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_LDC_H
#define _SPARC64_LDC_H
diff --git a/arch/sparc/include/asm/leon.h b/arch/sparc/include/asm/leon.h
index 204771cd74a5..c68bb5b76e3d 100644
--- a/arch/sparc/include/asm/leon.h
+++ b/arch/sparc/include/asm/leon.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2004 Konrad Eisele (eiselekd@web.de,konrad@gaisler.com) Gaisler Research
* Copyright (C) 2004 Stefan Holst (mail@s-holst.de) Uni-Stuttgart
diff --git a/arch/sparc/include/asm/leon_amba.h b/arch/sparc/include/asm/leon_amba.h
index 24ec48c3ff90..6433a93f5126 100644
--- a/arch/sparc/include/asm/leon_amba.h
+++ b/arch/sparc/include/asm/leon_amba.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
*Copyright (C) 2004 Konrad Eisele (eiselekd@web.de,konrad@gaisler.com), Gaisler Research
*Copyright (C) 2004 Stefan Holst (mail@s-holst.de), Uni-Stuttgart
diff --git a/arch/sparc/include/asm/leon_pci.h b/arch/sparc/include/asm/leon_pci.h
index 049d067ed8be..484a56e81dcc 100644
--- a/arch/sparc/include/asm/leon_pci.h
+++ b/arch/sparc/include/asm/leon_pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* asm/leon_pci.h
*
diff --git a/arch/sparc/include/asm/lsu.h b/arch/sparc/include/asm/lsu.h
index 7190f8de90a0..154ae76c0244 100644
--- a/arch/sparc/include/asm/lsu.h
+++ b/arch/sparc/include/asm/lsu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_LSU_H
#define _SPARC64_LSU_H
diff --git a/arch/sparc/include/asm/machines.h b/arch/sparc/include/asm/machines.h
index fd6ddb05d1b7..9f78f70c6f11 100644
--- a/arch/sparc/include/asm/machines.h
+++ b/arch/sparc/include/asm/machines.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* machines.h: Defines for taking apart the machine type value in the
* idprom and determining the kind of machine we are on.
diff --git a/arch/sparc/include/asm/mbus.h b/arch/sparc/include/asm/mbus.h
index 14128bcc5821..8b6dbe701b9b 100644
--- a/arch/sparc/include/asm/mbus.h
+++ b/arch/sparc/include/asm/mbus.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* mbus.h: Various defines for MBUS modules.
*
diff --git a/arch/sparc/include/asm/mc146818rtc.h b/arch/sparc/include/asm/mc146818rtc.h
index d8e72f37dc4b..07faf754eb71 100644
--- a/arch/sparc/include/asm/mc146818rtc.h
+++ b/arch/sparc/include/asm/mc146818rtc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_MC146818RTC_H
#define ___ASM_SPARC_MC146818RTC_H
diff --git a/arch/sparc/include/asm/mc146818rtc_32.h b/arch/sparc/include/asm/mc146818rtc_32.h
index fa7eac926582..d8fd75da8d49 100644
--- a/arch/sparc/include/asm/mc146818rtc_32.h
+++ b/arch/sparc/include/asm/mc146818rtc_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Machine dependent access functions for RTC registers.
*/
diff --git a/arch/sparc/include/asm/mc146818rtc_64.h b/arch/sparc/include/asm/mc146818rtc_64.h
index 7238d174e0e3..b1708a7e5735 100644
--- a/arch/sparc/include/asm/mc146818rtc_64.h
+++ b/arch/sparc/include/asm/mc146818rtc_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Machine dependent access functions for RTC registers.
*/
diff --git a/arch/sparc/include/asm/mdesc.h b/arch/sparc/include/asm/mdesc.h
index e8a4c413a1c7..ec31a06d04cc 100644
--- a/arch/sparc/include/asm/mdesc.h
+++ b/arch/sparc/include/asm/mdesc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_MDESC_H
#define _SPARC64_MDESC_H
diff --git a/arch/sparc/include/asm/memctrl.h b/arch/sparc/include/asm/memctrl.h
index 4065c56af7b6..6790ed608cbc 100644
--- a/arch/sparc/include/asm/memctrl.h
+++ b/arch/sparc/include/asm/memctrl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC_MEMCTRL_H
#define _SPARC_MEMCTRL_H
diff --git a/arch/sparc/include/asm/mman.h b/arch/sparc/include/asm/mman.h
index 59bb5938d852..7e9472143f9b 100644
--- a/arch/sparc/include/asm/mman.h
+++ b/arch/sparc/include/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SPARC_MMAN_H__
#define __SPARC_MMAN_H__
diff --git a/arch/sparc/include/asm/mmu.h b/arch/sparc/include/asm/mmu.h
index 88fa313887db..286457e589a6 100644
--- a/arch/sparc/include/asm/mmu.h
+++ b/arch/sparc/include/asm/mmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_MMU_H
#define ___ASM_SPARC_MMU_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/mmu_32.h b/arch/sparc/include/asm/mmu_32.h
index 6f056e535cf8..d5b220ca7f40 100644
--- a/arch/sparc/include/asm/mmu_32.h
+++ b/arch/sparc/include/asm/mmu_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MMU_H
#define __MMU_H
diff --git a/arch/sparc/include/asm/mmu_64.h b/arch/sparc/include/asm/mmu_64.h
index 83b36a5371ff..5fe64a57b4ba 100644
--- a/arch/sparc/include/asm/mmu_64.h
+++ b/arch/sparc/include/asm/mmu_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MMU_H
#define __MMU_H
diff --git a/arch/sparc/include/asm/mmu_context.h b/arch/sparc/include/asm/mmu_context.h
index 5531346c64f9..5e1ea38511f4 100644
--- a/arch/sparc/include/asm/mmu_context.h
+++ b/arch/sparc/include/asm/mmu_context.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_MMU_CONTEXT_H
#define ___ASM_SPARC_MMU_CONTEXT_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/mmu_context_32.h b/arch/sparc/include/asm/mmu_context_32.h
index 2df2a9be8f6d..7ddcb8badf70 100644
--- a/arch/sparc/include/asm/mmu_context_32.h
+++ b/arch/sparc/include/asm/mmu_context_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SPARC_MMU_CONTEXT_H
#define __SPARC_MMU_CONTEXT_H
diff --git a/arch/sparc/include/asm/mmu_context_64.h b/arch/sparc/include/asm/mmu_context_64.h
index 87841d687f8d..e25d25b0a34b 100644
--- a/arch/sparc/include/asm/mmu_context_64.h
+++ b/arch/sparc/include/asm/mmu_context_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SPARC64_MMU_CONTEXT_H
#define __SPARC64_MMU_CONTEXT_H
diff --git a/arch/sparc/include/asm/mmzone.h b/arch/sparc/include/asm/mmzone.h
index 99d9b9f577bf..6543fb97a849 100644
--- a/arch/sparc/include/asm/mmzone.h
+++ b/arch/sparc/include/asm/mmzone.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_MMZONE_H
#define _SPARC64_MMZONE_H
diff --git a/arch/sparc/include/asm/msi.h b/arch/sparc/include/asm/msi.h
index 724ca5667052..3c17c1074431 100644
--- a/arch/sparc/include/asm/msi.h
+++ b/arch/sparc/include/asm/msi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* msi.h: Defines specific to the MBus - Sbus - Interface.
*
diff --git a/arch/sparc/include/asm/mxcc.h b/arch/sparc/include/asm/mxcc.h
index c0517bd05bde..3a2561bea4dd 100644
--- a/arch/sparc/include/asm/mxcc.h
+++ b/arch/sparc/include/asm/mxcc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* mxcc.h: Definitions of the Viking MXCC registers
*
diff --git a/arch/sparc/include/asm/nmi.h b/arch/sparc/include/asm/nmi.h
index 284eac3ffaf2..90ee7863d9fe 100644
--- a/arch/sparc/include/asm/nmi.h
+++ b/arch/sparc/include/asm/nmi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NMI_H
#define __NMI_H
diff --git a/arch/sparc/include/asm/ns87303.h b/arch/sparc/include/asm/ns87303.h
index 6b947ee0f6aa..5401894a6065 100644
--- a/arch/sparc/include/asm/ns87303.h
+++ b/arch/sparc/include/asm/ns87303.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* ns87303.h: Configuration Register Description for the
* National Semiconductor PC87303 (SuperIO).
*
diff --git a/arch/sparc/include/asm/obio.h b/arch/sparc/include/asm/obio.h
index 426ad75103fb..1b151f738b00 100644
--- a/arch/sparc/include/asm/obio.h
+++ b/arch/sparc/include/asm/obio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* obio.h: Some useful locations in 0xFXXXXXXXX PA obio space on sun4d.
*
diff --git a/arch/sparc/include/asm/openprom.h b/arch/sparc/include/asm/openprom.h
index 63374c4413a8..69545b3e5454 100644
--- a/arch/sparc/include/asm/openprom.h
+++ b/arch/sparc/include/asm/openprom.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SPARC_OPENPROM_H
#define __SPARC_OPENPROM_H
diff --git a/arch/sparc/include/asm/oplib.h b/arch/sparc/include/asm/oplib.h
index 72e04e13a6b4..df49a7700d73 100644
--- a/arch/sparc/include/asm/oplib.h
+++ b/arch/sparc/include/asm/oplib.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_OPLIB_H
#define ___ASM_SPARC_OPLIB_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/oplib_32.h b/arch/sparc/include/asm/oplib_32.h
index 56a09b9d7b1b..d1cf3a27a40d 100644
--- a/arch/sparc/include/asm/oplib_32.h
+++ b/arch/sparc/include/asm/oplib_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* oplib.h: Describes the interface and available routines in the
* Linux Prom library.
diff --git a/arch/sparc/include/asm/oplib_64.h b/arch/sparc/include/asm/oplib_64.h
index 2e3a4add8591..a67abebd4359 100644
--- a/arch/sparc/include/asm/oplib_64.h
+++ b/arch/sparc/include/asm/oplib_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* oplib.h: Describes the interface and available routines in the
* Linux Prom library.
*
diff --git a/arch/sparc/include/asm/page.h b/arch/sparc/include/asm/page.h
index 1be2fdec6268..5e44cdf2a8f2 100644
--- a/arch/sparc/include/asm/page.h
+++ b/arch/sparc/include/asm/page.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_PAGE_H
#define ___ASM_SPARC_PAGE_H
diff --git a/arch/sparc/include/asm/page_32.h b/arch/sparc/include/asm/page_32.h
index 6249214148c2..b76d59edec8c 100644
--- a/arch/sparc/include/asm/page_32.h
+++ b/arch/sparc/include/asm/page_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* page.h: Various defines and such for MMU operations on the Sparc for
* the Linux kernel.
diff --git a/arch/sparc/include/asm/page_64.h b/arch/sparc/include/asm/page_64.h
index 8ee1f97589a1..c28379b1b0fc 100644
--- a/arch/sparc/include/asm/page_64.h
+++ b/arch/sparc/include/asm/page_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_PAGE_H
#define _SPARC64_PAGE_H
diff --git a/arch/sparc/include/asm/parport.h b/arch/sparc/include/asm/parport.h
index f005ccac91cc..05df5f043053 100644
--- a/arch/sparc/include/asm/parport.h
+++ b/arch/sparc/include/asm/parport.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* parport.h: sparc64 specific parport initialization and dma.
*
* Copyright (C) 1999 Eddie C. Dost (ecd@skynet.be)
diff --git a/arch/sparc/include/asm/pbm.h b/arch/sparc/include/asm/pbm.h
index 458a4916d14d..0c86261721e7 100644
--- a/arch/sparc/include/asm/pbm.h
+++ b/arch/sparc/include/asm/pbm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
*
* pbm.h: PCI bus module pseudo driver software state
diff --git a/arch/sparc/include/asm/pci.h b/arch/sparc/include/asm/pci.h
index 6e14fd179335..cad79a6ce0e4 100644
--- a/arch/sparc/include/asm/pci.h
+++ b/arch/sparc/include/asm/pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_PCI_H
#define ___ASM_SPARC_PCI_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/pci_32.h b/arch/sparc/include/asm/pci_32.h
index b7c092df3134..fe361d3d180d 100644
--- a/arch/sparc/include/asm/pci_32.h
+++ b/arch/sparc/include/asm/pci_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SPARC_PCI_H
#define __SPARC_PCI_H
diff --git a/arch/sparc/include/asm/pci_64.h b/arch/sparc/include/asm/pci_64.h
index b957ca5527a3..671274e36cfa 100644
--- a/arch/sparc/include/asm/pci_64.h
+++ b/arch/sparc/include/asm/pci_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SPARC64_PCI_H
#define __SPARC64_PCI_H
diff --git a/arch/sparc/include/asm/pcic.h b/arch/sparc/include/asm/pcic.h
index f41706792592..238376b1ffcc 100644
--- a/arch/sparc/include/asm/pcic.h
+++ b/arch/sparc/include/asm/pcic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* pcic.h: JavaEngine 1 specific PCI definitions.
*
diff --git a/arch/sparc/include/asm/pcr.h b/arch/sparc/include/asm/pcr.h
index cdf800c3326c..da834ffbe75d 100644
--- a/arch/sparc/include/asm/pcr.h
+++ b/arch/sparc/include/asm/pcr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PCR_H
#define __PCR_H
diff --git a/arch/sparc/include/asm/percpu.h b/arch/sparc/include/asm/percpu.h
index bfb1d19ff1bf..0cd704ef5ff9 100644
--- a/arch/sparc/include/asm/percpu.h
+++ b/arch/sparc/include/asm/percpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_PERCPU_H
#define ___ASM_SPARC_PERCPU_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/percpu_32.h b/arch/sparc/include/asm/percpu_32.h
index 06066a7aaec3..ee6c7c1934f6 100644
--- a/arch/sparc/include/asm/percpu_32.h
+++ b/arch/sparc/include/asm/percpu_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ARCH_SPARC_PERCPU__
#define __ARCH_SPARC_PERCPU__
diff --git a/arch/sparc/include/asm/percpu_64.h b/arch/sparc/include/asm/percpu_64.h
index 007aafb4ae97..32ef6f05cc56 100644
--- a/arch/sparc/include/asm/percpu_64.h
+++ b/arch/sparc/include/asm/percpu_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ARCH_SPARC64_PERCPU__
#define __ARCH_SPARC64_PERCPU__
diff --git a/arch/sparc/include/asm/perf_event.h b/arch/sparc/include/asm/perf_event.h
index 4d3dbe3703e9..c2aec0c7f4f5 100644
--- a/arch/sparc/include/asm/perf_event.h
+++ b/arch/sparc/include/asm/perf_event.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SPARC_PERF_EVENT_H
#define __ASM_SPARC_PERF_EVENT_H
diff --git a/arch/sparc/include/asm/pgalloc.h b/arch/sparc/include/asm/pgalloc.h
index b6db1f7cdcab..9ea0b37586c9 100644
--- a/arch/sparc/include/asm/pgalloc.h
+++ b/arch/sparc/include/asm/pgalloc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_PGALLOC_H
#define ___ASM_SPARC_PGALLOC_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/pgalloc_32.h b/arch/sparc/include/asm/pgalloc_32.h
index 0346c7e62452..90459481c6c7 100644
--- a/arch/sparc/include/asm/pgalloc_32.h
+++ b/arch/sparc/include/asm/pgalloc_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC_PGALLOC_H
#define _SPARC_PGALLOC_H
diff --git a/arch/sparc/include/asm/pgalloc_64.h b/arch/sparc/include/asm/pgalloc_64.h
index 3529f1378cd8..874632f34f62 100644
--- a/arch/sparc/include/asm/pgalloc_64.h
+++ b/arch/sparc/include/asm/pgalloc_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_PGALLOC_H
#define _SPARC64_PGALLOC_H
diff --git a/arch/sparc/include/asm/pgtable.h b/arch/sparc/include/asm/pgtable.h
index 59ba6f620732..e48891170f84 100644
--- a/arch/sparc/include/asm/pgtable.h
+++ b/arch/sparc/include/asm/pgtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_PGTABLE_H
#define ___ASM_SPARC_PGTABLE_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/pgtable_32.h b/arch/sparc/include/asm/pgtable_32.h
index cf190728360b..4eebed6c6781 100644
--- a/arch/sparc/include/asm/pgtable_32.h
+++ b/arch/sparc/include/asm/pgtable_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC_PGTABLE_H
#define _SPARC_PGTABLE_H
diff --git a/arch/sparc/include/asm/pgtable_64.h b/arch/sparc/include/asm/pgtable_64.h
index 4fefe3762083..fd9d9bac7cfa 100644
--- a/arch/sparc/include/asm/pgtable_64.h
+++ b/arch/sparc/include/asm/pgtable_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* pgtable.h: SpitFire page table operations.
*
diff --git a/arch/sparc/include/asm/pgtsrmmu.h b/arch/sparc/include/asm/pgtsrmmu.h
index ae51a111a8c7..32a508897501 100644
--- a/arch/sparc/include/asm/pgtsrmmu.h
+++ b/arch/sparc/include/asm/pgtsrmmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* pgtsrmmu.h: SRMMU page table defines and code.
*
diff --git a/arch/sparc/include/asm/pil.h b/arch/sparc/include/asm/pil.h
index 522b43db2ed3..4003c35304bd 100644
--- a/arch/sparc/include/asm/pil.h
+++ b/arch/sparc/include/asm/pil.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_PIL_H
#define _SPARC64_PIL_H
diff --git a/arch/sparc/include/asm/processor.h b/arch/sparc/include/asm/processor.h
index 9da9646bf6c6..18295ea625dd 100644
--- a/arch/sparc/include/asm/processor.h
+++ b/arch/sparc/include/asm/processor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_PROCESSOR_H
#define ___ASM_SPARC_PROCESSOR_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/processor_32.h b/arch/sparc/include/asm/processor_32.h
index b395e5620c0b..192493c257fa 100644
--- a/arch/sparc/include/asm/processor_32.h
+++ b/arch/sparc/include/asm/processor_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* include/asm/processor.h
*
* Copyright (C) 1994 David S. Miller (davem@caip.rutgers.edu)
diff --git a/arch/sparc/include/asm/processor_64.h b/arch/sparc/include/asm/processor_64.h
index f04dc5a43062..c7c79fe8d265 100644
--- a/arch/sparc/include/asm/processor_64.h
+++ b/arch/sparc/include/asm/processor_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/asm/processor.h
*
diff --git a/arch/sparc/include/asm/psr.h b/arch/sparc/include/asm/psr.h
index e71eb57945e0..65127ce565ab 100644
--- a/arch/sparc/include/asm/psr.h
+++ b/arch/sparc/include/asm/psr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* psr.h: This file holds the macros for masking off various parts of
* the processor status register on the Sparc. This is valid
diff --git a/arch/sparc/include/asm/ptrace.h b/arch/sparc/include/asm/ptrace.h
index d73428e4333c..6a339a78f4f4 100644
--- a/arch/sparc/include/asm/ptrace.h
+++ b/arch/sparc/include/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SPARC_PTRACE_H
#define __SPARC_PTRACE_H
diff --git a/arch/sparc/include/asm/qrwlock.h b/arch/sparc/include/asm/qrwlock.h
index d68a4b102100..c277729152c6 100644
--- a/arch/sparc/include/asm/qrwlock.h
+++ b/arch/sparc/include/asm/qrwlock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SPARC_QRWLOCK_H
#define _ASM_SPARC_QRWLOCK_H
diff --git a/arch/sparc/include/asm/qspinlock.h b/arch/sparc/include/asm/qspinlock.h
index 5ae9a2802846..48808f3d9dd7 100644
--- a/arch/sparc/include/asm/qspinlock.h
+++ b/arch/sparc/include/asm/qspinlock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SPARC_QSPINLOCK_H
#define _ASM_SPARC_QSPINLOCK_H
diff --git a/arch/sparc/include/asm/ross.h b/arch/sparc/include/asm/ross.h
index ecb6e81786a6..79a54d66a2c0 100644
--- a/arch/sparc/include/asm/ross.h
+++ b/arch/sparc/include/asm/ross.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ross.h: Ross module specific definitions and defines.
*
diff --git a/arch/sparc/include/asm/sbi.h b/arch/sparc/include/asm/sbi.h
index 5eb7f1965d33..4d6026c1e446 100644
--- a/arch/sparc/include/asm/sbi.h
+++ b/arch/sparc/include/asm/sbi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* sbi.h: SBI (Sbus Interface on sun4d) definitions
*
diff --git a/arch/sparc/include/asm/scratchpad.h b/arch/sparc/include/asm/scratchpad.h
index 5e8b01fb3343..958351190788 100644
--- a/arch/sparc/include/asm/scratchpad.h
+++ b/arch/sparc/include/asm/scratchpad.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_SCRATCHPAD_H
#define _SPARC64_SCRATCHPAD_H
diff --git a/arch/sparc/include/asm/seccomp.h b/arch/sparc/include/asm/seccomp.h
index 5ef8826d44f8..62d4579efb1a 100644
--- a/arch/sparc/include/asm/seccomp.h
+++ b/arch/sparc/include/asm/seccomp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SECCOMP_H
#define _ASM_SECCOMP_H
diff --git a/arch/sparc/include/asm/sections.h b/arch/sparc/include/asm/sections.h
index f300d1a9b2b6..08f833453ab3 100644
--- a/arch/sparc/include/asm/sections.h
+++ b/arch/sparc/include/asm/sections.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SPARC_SECTIONS_H
#define __SPARC_SECTIONS_H
diff --git a/arch/sparc/include/asm/setup.h b/arch/sparc/include/asm/setup.h
index 8b32538084f7..72205684e51e 100644
--- a/arch/sparc/include/asm/setup.h
+++ b/arch/sparc/include/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Just a place holder.
*/
diff --git a/arch/sparc/include/asm/sfafsr.h b/arch/sparc/include/asm/sfafsr.h
index e96137b04a4f..9c98f4fc8839 100644
--- a/arch/sparc/include/asm/sfafsr.h
+++ b/arch/sparc/include/asm/sfafsr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_SFAFSR_H
#define _SPARC64_SFAFSR_H
diff --git a/arch/sparc/include/asm/sfp-machine.h b/arch/sparc/include/asm/sfp-machine.h
index 4ebc3823ed4f..4a247b40573c 100644
--- a/arch/sparc/include/asm/sfp-machine.h
+++ b/arch/sparc/include/asm/sfp-machine.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_SFP_MACHINE_H
#define ___ASM_SPARC_SFP_MACHINE_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/shmparam.h b/arch/sparc/include/asm/shmparam.h
index 8bf0cfe0694f..951a4525fa4b 100644
--- a/arch/sparc/include/asm/shmparam.h
+++ b/arch/sparc/include/asm/shmparam.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_SHMPARAM_H
#define ___ASM_SPARC_SHMPARAM_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/shmparam_32.h b/arch/sparc/include/asm/shmparam_32.h
index 142825c8d3ac..9767a8b30242 100644
--- a/arch/sparc/include/asm/shmparam_32.h
+++ b/arch/sparc/include/asm/shmparam_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASMSPARC_SHMPARAM_H
#define _ASMSPARC_SHMPARAM_H
diff --git a/arch/sparc/include/asm/shmparam_64.h b/arch/sparc/include/asm/shmparam_64.h
index 1ed0d6701a9b..c0731b57124c 100644
--- a/arch/sparc/include/asm/shmparam_64.h
+++ b/arch/sparc/include/asm/shmparam_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASMSPARC64_SHMPARAM_H
#define _ASMSPARC64_SHMPARAM_H
diff --git a/arch/sparc/include/asm/sigcontext.h b/arch/sparc/include/asm/sigcontext.h
index f4eb630a58ed..ee05f9d2bcf2 100644
--- a/arch/sparc/include/asm/sigcontext.h
+++ b/arch/sparc/include/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SPARC_SIGCONTEXT_H
#define __SPARC_SIGCONTEXT_H
diff --git a/arch/sparc/include/asm/signal.h b/arch/sparc/include/asm/signal.h
index c33ce3f2ba84..827b73a97f8a 100644
--- a/arch/sparc/include/asm/signal.h
+++ b/arch/sparc/include/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SPARC_SIGNAL_H
#define __SPARC_SIGNAL_H
diff --git a/arch/sparc/include/asm/smp.h b/arch/sparc/include/asm/smp.h
index b59672d0e19b..dea59f6ce79f 100644
--- a/arch/sparc/include/asm/smp.h
+++ b/arch/sparc/include/asm/smp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_SMP_H
#define ___ASM_SPARC_SMP_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/smp_32.h b/arch/sparc/include/asm/smp_32.h
index 7c24e08a88d2..856081761b0f 100644
--- a/arch/sparc/include/asm/smp_32.h
+++ b/arch/sparc/include/asm/smp_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* smp.h: Sparc specific SMP stuff.
*
* Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu)
diff --git a/arch/sparc/include/asm/smp_64.h b/arch/sparc/include/asm/smp_64.h
index a75089285db8..e75783b6abc4 100644
--- a/arch/sparc/include/asm/smp_64.h
+++ b/arch/sparc/include/asm/smp_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* smp.h: Sparc64 specific SMP stuff.
*
* Copyright (C) 1996, 2008 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/include/asm/sparsemem.h b/arch/sparc/include/asm/sparsemem.h
index e5e1752d5d78..1dd1b61432db 100644
--- a/arch/sparc/include/asm/sparsemem.h
+++ b/arch/sparc/include/asm/sparsemem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_SPARSEMEM_H
#define _SPARC64_SPARSEMEM_H
diff --git a/arch/sparc/include/asm/spinlock.h b/arch/sparc/include/asm/spinlock.h
index f276b0036b2c..3f4ce55bc4d6 100644
--- a/arch/sparc/include/asm/spinlock.h
+++ b/arch/sparc/include/asm/spinlock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_SPINLOCK_H
#define ___ASM_SPARC_SPINLOCK_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/spinlock_32.h b/arch/sparc/include/asm/spinlock_32.h
index 67345b2dc408..26f00ac2b470 100644
--- a/arch/sparc/include/asm/spinlock_32.h
+++ b/arch/sparc/include/asm/spinlock_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* spinlock.h: 32-bit Sparc spinlock support.
*
* Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu)
diff --git a/arch/sparc/include/asm/spinlock_64.h b/arch/sparc/include/asm/spinlock_64.h
index f7028f5e1a5a..4822a7e94a30 100644
--- a/arch/sparc/include/asm/spinlock_64.h
+++ b/arch/sparc/include/asm/spinlock_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* spinlock.h: 64-bit Sparc spinlock support.
*
* Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu)
diff --git a/arch/sparc/include/asm/spinlock_types.h b/arch/sparc/include/asm/spinlock_types.h
index bce8ef44dfa9..ed1d569b638e 100644
--- a/arch/sparc/include/asm/spinlock_types.h
+++ b/arch/sparc/include/asm/spinlock_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SPARC_SPINLOCK_TYPES_H
#define __SPARC_SPINLOCK_TYPES_H
diff --git a/arch/sparc/include/asm/spitfire.h b/arch/sparc/include/asm/spitfire.h
index 1b1286d05069..e9b7d25b29fa 100644
--- a/arch/sparc/include/asm/spitfire.h
+++ b/arch/sparc/include/asm/spitfire.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* spitfire.h: SpitFire/BlackBird/Cheetah inline MMU operations.
*
* Copyright (C) 1996 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/include/asm/stacktrace.h b/arch/sparc/include/asm/stacktrace.h
index c30d066f3048..556ec5d59c88 100644
--- a/arch/sparc/include/asm/stacktrace.h
+++ b/arch/sparc/include/asm/stacktrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_STACKTRACE_H
#define _SPARC64_STACKTRACE_H
diff --git a/arch/sparc/include/asm/starfire.h b/arch/sparc/include/asm/starfire.h
index 176fa0ad19f1..fb1a8c499cb0 100644
--- a/arch/sparc/include/asm/starfire.h
+++ b/arch/sparc/include/asm/starfire.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* starfire.h: Group all starfire specific code together.
*
diff --git a/arch/sparc/include/asm/string.h b/arch/sparc/include/asm/string.h
index 86f34be14ce0..3d9cd082716b 100644
--- a/arch/sparc/include/asm/string.h
+++ b/arch/sparc/include/asm/string.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_STRING_H
#define ___ASM_SPARC_STRING_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/string_32.h b/arch/sparc/include/asm/string_32.h
index 649412476a69..f488946bd7d6 100644
--- a/arch/sparc/include/asm/string_32.h
+++ b/arch/sparc/include/asm/string_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* string.h: External definitions for optimized assembly string
* routines for the Linux Kernel.
diff --git a/arch/sparc/include/asm/string_64.h b/arch/sparc/include/asm/string_64.h
index 6b9ccb308605..ee9ba67321bd 100644
--- a/arch/sparc/include/asm/string_64.h
+++ b/arch/sparc/include/asm/string_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* string.h: External definitions for optimized assembly string
* routines for the Linux Kernel.
diff --git a/arch/sparc/include/asm/sunbpp.h b/arch/sparc/include/asm/sunbpp.h
index d81a02eaf78b..55de4da70dff 100644
--- a/arch/sparc/include/asm/sunbpp.h
+++ b/arch/sparc/include/asm/sunbpp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/asm/sunbpp.h
*/
diff --git a/arch/sparc/include/asm/swift.h b/arch/sparc/include/asm/swift.h
index e535061bf755..96f6526b964e 100644
--- a/arch/sparc/include/asm/swift.h
+++ b/arch/sparc/include/asm/swift.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* swift.h: Specific definitions for the _broken_ Swift SRMMU
* MMU module.
*
diff --git a/arch/sparc/include/asm/switch_to.h b/arch/sparc/include/asm/switch_to.h
index 2dc4fa5c6f8c..7cf1c5dc734c 100644
--- a/arch/sparc/include/asm/switch_to.h
+++ b/arch/sparc/include/asm/switch_to.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_SWITCH_TO_H
#define ___ASM_SPARC_SWITCH_TO_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/switch_to_32.h b/arch/sparc/include/asm/switch_to_32.h
index 475dd4158ae4..42eeafcb8a41 100644
--- a/arch/sparc/include/asm/switch_to_32.h
+++ b/arch/sparc/include/asm/switch_to_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SPARC_SWITCH_TO_H
#define __SPARC_SWITCH_TO_H
diff --git a/arch/sparc/include/asm/switch_to_64.h b/arch/sparc/include/asm/switch_to_64.h
index 10e76332dc99..4ff29b1406a9 100644
--- a/arch/sparc/include/asm/switch_to_64.h
+++ b/arch/sparc/include/asm/switch_to_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SPARC64_SWITCH_TO_64_H
#define __SPARC64_SWITCH_TO_64_H
diff --git a/arch/sparc/include/asm/syscall.h b/arch/sparc/include/asm/syscall.h
index 1757cd6c521b..053989e3f6a6 100644
--- a/arch/sparc/include/asm/syscall.h
+++ b/arch/sparc/include/asm/syscall.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SPARC_SYSCALL_H
#define __ASM_SPARC_SYSCALL_H
diff --git a/arch/sparc/include/asm/syscalls.h b/arch/sparc/include/asm/syscalls.h
index b0a0db8ea61a..1d819f5e21da 100644
--- a/arch/sparc/include/asm/syscalls.h
+++ b/arch/sparc/include/asm/syscalls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_SYSCALLS_H
#define _SPARC64_SYSCALLS_H
diff --git a/arch/sparc/include/asm/termbits.h b/arch/sparc/include/asm/termbits.h
index 948067065ac5..fa9de4a46d36 100644
--- a/arch/sparc/include/asm/termbits.h
+++ b/arch/sparc/include/asm/termbits.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC_TERMBITS_H
#define _SPARC_TERMBITS_H
diff --git a/arch/sparc/include/asm/termios.h b/arch/sparc/include/asm/termios.h
index 0c2414ddd52c..4a558efdfa93 100644
--- a/arch/sparc/include/asm/termios.h
+++ b/arch/sparc/include/asm/termios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC_TERMIOS_H
#define _SPARC_TERMIOS_H
diff --git a/arch/sparc/include/asm/thread_info.h b/arch/sparc/include/asm/thread_info.h
index 122d7acc07e6..740b1743ed8c 100644
--- a/arch/sparc/include/asm/thread_info.h
+++ b/arch/sparc/include/asm/thread_info.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_THREAD_INFO_H
#define ___ASM_SPARC_THREAD_INFO_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/thread_info_32.h b/arch/sparc/include/asm/thread_info_32.h
index 229475f0d7ce..febaaeb1a0fe 100644
--- a/arch/sparc/include/asm/thread_info_32.h
+++ b/arch/sparc/include/asm/thread_info_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* thread_info.h: sparc low-level thread information
* adapted from the ppc version by Pete Zaitcev, which was
diff --git a/arch/sparc/include/asm/thread_info_64.h b/arch/sparc/include/asm/thread_info_64.h
index 38a24f257b85..caf915321ba9 100644
--- a/arch/sparc/include/asm/thread_info_64.h
+++ b/arch/sparc/include/asm/thread_info_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* thread_info.h: sparc64 low-level thread information
*
* Copyright (C) 2002 David S. Miller (davem@redhat.com)
diff --git a/arch/sparc/include/asm/timer.h b/arch/sparc/include/asm/timer.h
index 612fd2779d9e..eaf6195d17e2 100644
--- a/arch/sparc/include/asm/timer.h
+++ b/arch/sparc/include/asm/timer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_TIMER_H
#define ___ASM_SPARC_TIMER_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/timer_32.h b/arch/sparc/include/asm/timer_32.h
index f8e708a0aa58..eecd2696922d 100644
--- a/arch/sparc/include/asm/timer_32.h
+++ b/arch/sparc/include/asm/timer_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* timer.h: Definitions for the timer chips on the Sparc.
*
diff --git a/arch/sparc/include/asm/timer_64.h b/arch/sparc/include/asm/timer_64.h
index 51bc3bc54bfe..c7e4fb601a57 100644
--- a/arch/sparc/include/asm/timer_64.h
+++ b/arch/sparc/include/asm/timer_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* timer.h: System timer definitions for sun5.
*
* Copyright (C) 1997, 2008 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/include/asm/timex.h b/arch/sparc/include/asm/timex.h
index 70cc37b73827..9aac26b1f45f 100644
--- a/arch/sparc/include/asm/timex.h
+++ b/arch/sparc/include/asm/timex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_TIMEX_H
#define ___ASM_SPARC_TIMEX_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/timex_32.h b/arch/sparc/include/asm/timex_32.h
index b6ccdb0d6f7d..542915b46209 100644
--- a/arch/sparc/include/asm/timex_32.h
+++ b/arch/sparc/include/asm/timex_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/asm/timex.h
*
diff --git a/arch/sparc/include/asm/timex_64.h b/arch/sparc/include/asm/timex_64.h
index 18b30bc9823b..076c44f6845d 100644
--- a/arch/sparc/include/asm/timex_64.h
+++ b/arch/sparc/include/asm/timex_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/asm/timex.h
*
diff --git a/arch/sparc/include/asm/tlb.h b/arch/sparc/include/asm/tlb.h
index 92d0393bbcdc..7146a577257f 100644
--- a/arch/sparc/include/asm/tlb.h
+++ b/arch/sparc/include/asm/tlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_TLB_H
#define ___ASM_SPARC_TLB_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/tlb_32.h b/arch/sparc/include/asm/tlb_32.h
index 6d02d1ce53f3..343cea19e573 100644
--- a/arch/sparc/include/asm/tlb_32.h
+++ b/arch/sparc/include/asm/tlb_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC_TLB_H
#define _SPARC_TLB_H
diff --git a/arch/sparc/include/asm/tlb_64.h b/arch/sparc/include/asm/tlb_64.h
index 4cb392f75d2b..a2f3fa61ee36 100644
--- a/arch/sparc/include/asm/tlb_64.h
+++ b/arch/sparc/include/asm/tlb_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_TLB_H
#define _SPARC64_TLB_H
diff --git a/arch/sparc/include/asm/tlbflush.h b/arch/sparc/include/asm/tlbflush.h
index 2c9629fad1e2..30ae3ea21054 100644
--- a/arch/sparc/include/asm/tlbflush.h
+++ b/arch/sparc/include/asm/tlbflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_TLBFLUSH_H
#define ___ASM_SPARC_TLBFLUSH_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/tlbflush_32.h b/arch/sparc/include/asm/tlbflush_32.h
index a5c4142130f5..470531991a08 100644
--- a/arch/sparc/include/asm/tlbflush_32.h
+++ b/arch/sparc/include/asm/tlbflush_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC_TLBFLUSH_H
#define _SPARC_TLBFLUSH_H
diff --git a/arch/sparc/include/asm/tlbflush_64.h b/arch/sparc/include/asm/tlbflush_64.h
index 54be88a6774c..8b8cdaa69272 100644
--- a/arch/sparc/include/asm/tlbflush_64.h
+++ b/arch/sparc/include/asm/tlbflush_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_TLBFLUSH_H
#define _SPARC64_TLBFLUSH_H
diff --git a/arch/sparc/include/asm/topology.h b/arch/sparc/include/asm/topology.h
index ee4f191d394a..ba7b9d9d91cf 100644
--- a/arch/sparc/include/asm/topology.h
+++ b/arch/sparc/include/asm/topology.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_TOPOLOGY_H
#define ___ASM_SPARC_TOPOLOGY_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/topology_32.h b/arch/sparc/include/asm/topology_32.h
index ee5ac9c9da28..66c4f9ff700d 100644
--- a/arch/sparc/include/asm/topology_32.h
+++ b/arch/sparc/include/asm/topology_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SPARC_TOPOLOGY_H
#define _ASM_SPARC_TOPOLOGY_H
diff --git a/arch/sparc/include/asm/topology_64.h b/arch/sparc/include/asm/topology_64.h
index ad5293f89680..3831b1911a19 100644
--- a/arch/sparc/include/asm/topology_64.h
+++ b/arch/sparc/include/asm/topology_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SPARC64_TOPOLOGY_H
#define _ASM_SPARC64_TOPOLOGY_H
diff --git a/arch/sparc/include/asm/trap_block.h b/arch/sparc/include/asm/trap_block.h
index dfc538609eb2..6a4c8652ad67 100644
--- a/arch/sparc/include/asm/trap_block.h
+++ b/arch/sparc/include/asm/trap_block.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC_TRAP_BLOCK_H
#define _SPARC_TRAP_BLOCK_H
diff --git a/arch/sparc/include/asm/traps.h b/arch/sparc/include/asm/traps.h
index 51abcb1f9b3b..2fba2602ba69 100644
--- a/arch/sparc/include/asm/traps.h
+++ b/arch/sparc/include/asm/traps.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* traps.h: Format of entries for the Sparc trap table.
*
diff --git a/arch/sparc/include/asm/tsb.h b/arch/sparc/include/asm/tsb.h
index acf55063aa3d..25b6abdb3908 100644
--- a/arch/sparc/include/asm/tsb.h
+++ b/arch/sparc/include/asm/tsb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_TSB_H
#define _SPARC64_TSB_H
diff --git a/arch/sparc/include/asm/tsunami.h b/arch/sparc/include/asm/tsunami.h
index 5bbd1d523baa..acaf014eff46 100644
--- a/arch/sparc/include/asm/tsunami.h
+++ b/arch/sparc/include/asm/tsunami.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* tsunami.h: Module specific definitions for Tsunami V8 Sparcs
*
diff --git a/arch/sparc/include/asm/ttable.h b/arch/sparc/include/asm/ttable.h
index 82e7df296abc..ede2b66cf4a0 100644
--- a/arch/sparc/include/asm/ttable.h
+++ b/arch/sparc/include/asm/ttable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_TTABLE_H
#define _SPARC64_TTABLE_H
diff --git a/arch/sparc/include/asm/turbosparc.h b/arch/sparc/include/asm/turbosparc.h
index 17c73282db0a..23df777f9cea 100644
--- a/arch/sparc/include/asm/turbosparc.h
+++ b/arch/sparc/include/asm/turbosparc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* turbosparc.h: Defines specific to the TurboSparc module.
* This is SRMMU stuff.
diff --git a/arch/sparc/include/asm/uaccess.h b/arch/sparc/include/asm/uaccess.h
index 9e068bf9060a..dd85bc2c2cad 100644
--- a/arch/sparc/include/asm/uaccess.h
+++ b/arch/sparc/include/asm/uaccess.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_UACCESS_H
#define ___ASM_SPARC_UACCESS_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/asm/uaccess_32.h b/arch/sparc/include/asm/uaccess_32.h
index bdb1447aa1bb..de71c65b99f0 100644
--- a/arch/sparc/include/asm/uaccess_32.h
+++ b/arch/sparc/include/asm/uaccess_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* uaccess.h: User space memore access functions.
*
diff --git a/arch/sparc/include/asm/uaccess_64.h b/arch/sparc/include/asm/uaccess_64.h
index 6d4c997d1a9e..cbb308cee394 100644
--- a/arch/sparc/include/asm/uaccess_64.h
+++ b/arch/sparc/include/asm/uaccess_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_UACCESS_H
#define _ASM_UACCESS_H
diff --git a/arch/sparc/include/asm/unaligned.h b/arch/sparc/include/asm/unaligned.h
index 11d2d5fb5902..7971d89d2f54 100644
--- a/arch/sparc/include/asm/unaligned.h
+++ b/arch/sparc/include/asm/unaligned.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_SPARC_UNALIGNED_H
#define _ASM_SPARC_UNALIGNED_H
diff --git a/arch/sparc/include/asm/unistd.h b/arch/sparc/include/asm/unistd.h
index 0aac1e8f2968..b2a6a955113e 100644
--- a/arch/sparc/include/asm/unistd.h
+++ b/arch/sparc/include/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* System calls under the Sparc.
*
diff --git a/arch/sparc/include/asm/upa.h b/arch/sparc/include/asm/upa.h
index 5b1633223f92..782691b30f54 100644
--- a/arch/sparc/include/asm/upa.h
+++ b/arch/sparc/include/asm/upa.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_UPA_H
#define _SPARC64_UPA_H
diff --git a/arch/sparc/include/asm/vaddrs.h b/arch/sparc/include/asm/vaddrs.h
index c3dbcf902034..84d054b07a6f 100644
--- a/arch/sparc/include/asm/vaddrs.h
+++ b/arch/sparc/include/asm/vaddrs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC_VADDRS_H
#define _SPARC_VADDRS_H
diff --git a/arch/sparc/include/asm/vga.h b/arch/sparc/include/asm/vga.h
index f54e8b6fb197..2952d667d936 100644
--- a/arch/sparc/include/asm/vga.h
+++ b/arch/sparc/include/asm/vga.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Access to VGA videoram
*
diff --git a/arch/sparc/include/asm/viking.h b/arch/sparc/include/asm/viking.h
index 989930aeb093..0bbefd184221 100644
--- a/arch/sparc/include/asm/viking.h
+++ b/arch/sparc/include/asm/viking.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* viking.h: Defines specific to the GNU/Viking MBUS module.
* This is SRMMU stuff.
diff --git a/arch/sparc/include/asm/vio.h b/arch/sparc/include/asm/vio.h
index f3d4ac232690..059f0eb678e0 100644
--- a/arch/sparc/include/asm/vio.h
+++ b/arch/sparc/include/asm/vio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_VIO_H
#define _SPARC64_VIO_H
diff --git a/arch/sparc/include/asm/visasm.h b/arch/sparc/include/asm/visasm.h
index 6424249d5f78..7903e84e09e0 100644
--- a/arch/sparc/include/asm/visasm.h
+++ b/arch/sparc/include/asm/visasm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_VISASM_H
#define _SPARC64_VISASM_H
diff --git a/arch/sparc/include/asm/winmacro.h b/arch/sparc/include/asm/winmacro.h
index 9b7b21764cde..b6e911f5d93c 100644
--- a/arch/sparc/include/asm/winmacro.h
+++ b/arch/sparc/include/asm/winmacro.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* winmacro.h: Window loading-unloading macros.
*
diff --git a/arch/sparc/include/asm/xor.h b/arch/sparc/include/asm/xor.h
index 8ed591c7db2d..f4c651e203c4 100644
--- a/arch/sparc/include/asm/xor.h
+++ b/arch/sparc/include/asm/xor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___ASM_SPARC_XOR_H
#define ___ASM_SPARC_XOR_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/arch/sparc/include/uapi/asm/apc.h b/arch/sparc/include/uapi/asm/apc.h
index 24e9a7d4d97e..aeb369b87fcd 100644
--- a/arch/sparc/include/uapi/asm/apc.h
+++ b/arch/sparc/include/uapi/asm/apc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* apc - Driver definitions for power management functions
* of Aurora Personality Chip (APC) on SPARCstation-4/5 and
* derivatives
diff --git a/arch/sparc/include/uapi/asm/asi.h b/arch/sparc/include/uapi/asm/asi.h
index 7ad7203deaec..d371b269571a 100644
--- a/arch/sparc/include/uapi/asm/asi.h
+++ b/arch/sparc/include/uapi/asm/asi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _SPARC_ASI_H
#define _SPARC_ASI_H
diff --git a/arch/sparc/include/uapi/asm/bitsperlong.h b/arch/sparc/include/uapi/asm/bitsperlong.h
index 40dcaa3aaa56..cd9a432278d2 100644
--- a/arch/sparc/include/uapi/asm/bitsperlong.h
+++ b/arch/sparc/include/uapi/asm/bitsperlong.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_ALPHA_BITSPERLONG_H
#define __ASM_ALPHA_BITSPERLONG_H
diff --git a/arch/sparc/include/uapi/asm/byteorder.h b/arch/sparc/include/uapi/asm/byteorder.h
index ccc1b6b7de6c..216b8e59372f 100644
--- a/arch/sparc/include/uapi/asm/byteorder.h
+++ b/arch/sparc/include/uapi/asm/byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _SPARC_BYTEORDER_H
#define _SPARC_BYTEORDER_H
diff --git a/arch/sparc/include/uapi/asm/display7seg.h b/arch/sparc/include/uapi/asm/display7seg.h
index 86d4a901df24..7e9fef0c6efe 100644
--- a/arch/sparc/include/uapi/asm/display7seg.h
+++ b/arch/sparc/include/uapi/asm/display7seg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
*
* display7seg - Driver interface for the 7-segment display
diff --git a/arch/sparc/include/uapi/asm/envctrl.h b/arch/sparc/include/uapi/asm/envctrl.h
index 624fa7e2da8e..cf8aa0a14f40 100644
--- a/arch/sparc/include/uapi/asm/envctrl.h
+++ b/arch/sparc/include/uapi/asm/envctrl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
*
* envctrl.h: Definitions for access to the i2c environment
diff --git a/arch/sparc/include/uapi/asm/errno.h b/arch/sparc/include/uapi/asm/errno.h
index 20423e172853..81a732b902ee 100644
--- a/arch/sparc/include/uapi/asm/errno.h
+++ b/arch/sparc/include/uapi/asm/errno.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _SPARC_ERRNO_H
#define _SPARC_ERRNO_H
diff --git a/arch/sparc/include/uapi/asm/fbio.h b/arch/sparc/include/uapi/asm/fbio.h
index d6cea07afb61..0dafe2c1eab7 100644
--- a/arch/sparc/include/uapi/asm/fbio.h
+++ b/arch/sparc/include/uapi/asm/fbio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__LINUX_FBIO_H
#define _UAPI__LINUX_FBIO_H
diff --git a/arch/sparc/include/uapi/asm/fcntl.h b/arch/sparc/include/uapi/asm/fcntl.h
index 7e8ace5bf760..67dae75e5274 100644
--- a/arch/sparc/include/uapi/asm/fcntl.h
+++ b/arch/sparc/include/uapi/asm/fcntl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _SPARC_FCNTL_H
#define _SPARC_FCNTL_H
diff --git a/arch/sparc/include/uapi/asm/ioctl.h b/arch/sparc/include/uapi/asm/ioctl.h
index 7d6bd51321b9..96c598fe746e 100644
--- a/arch/sparc/include/uapi/asm/ioctl.h
+++ b/arch/sparc/include/uapi/asm/ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _SPARC_IOCTL_H
#define _SPARC_IOCTL_H
diff --git a/arch/sparc/include/uapi/asm/ioctls.h b/arch/sparc/include/uapi/asm/ioctls.h
index f5df72b93bb2..2df52711e170 100644
--- a/arch/sparc/include/uapi/asm/ioctls.h
+++ b/arch/sparc/include/uapi/asm/ioctls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_SPARC_IOCTLS_H
#define _UAPI_ASM_SPARC_IOCTLS_H
diff --git a/arch/sparc/include/uapi/asm/ipcbuf.h b/arch/sparc/include/uapi/asm/ipcbuf.h
index 66013b4fe10d..9d0d125500e2 100644
--- a/arch/sparc/include/uapi/asm/ipcbuf.h
+++ b/arch/sparc/include/uapi/asm/ipcbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __SPARC_IPCBUF_H
#define __SPARC_IPCBUF_H
diff --git a/arch/sparc/include/uapi/asm/jsflash.h b/arch/sparc/include/uapi/asm/jsflash.h
index 0717d9e39d2d..68c98a54281a 100644
--- a/arch/sparc/include/uapi/asm/jsflash.h
+++ b/arch/sparc/include/uapi/asm/jsflash.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* jsflash.h: OS Flash SIMM support for JavaStations.
*
diff --git a/arch/sparc/include/uapi/asm/kvm_para.h b/arch/sparc/include/uapi/asm/kvm_para.h
index 14fab8f0b957..baacc4996d18 100644
--- a/arch/sparc/include/uapi/asm/kvm_para.h
+++ b/arch/sparc/include/uapi/asm/kvm_para.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/kvm_para.h>
diff --git a/arch/sparc/include/uapi/asm/mman.h b/arch/sparc/include/uapi/asm/mman.h
index 9765896ecb2c..715a2c927e79 100644
--- a/arch/sparc/include/uapi/asm/mman.h
+++ b/arch/sparc/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__SPARC_MMAN_H__
#define _UAPI__SPARC_MMAN_H__
diff --git a/arch/sparc/include/uapi/asm/msgbuf.h b/arch/sparc/include/uapi/asm/msgbuf.h
index efc7cbe9788f..b601c4f4d956 100644
--- a/arch/sparc/include/uapi/asm/msgbuf.h
+++ b/arch/sparc/include/uapi/asm/msgbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _SPARC_MSGBUF_H
#define _SPARC_MSGBUF_H
diff --git a/arch/sparc/include/uapi/asm/openpromio.h b/arch/sparc/include/uapi/asm/openpromio.h
index 917fb8e9c633..8817f7d1a70c 100644
--- a/arch/sparc/include/uapi/asm/openpromio.h
+++ b/arch/sparc/include/uapi/asm/openpromio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _SPARC_OPENPROMIO_H
#define _SPARC_OPENPROMIO_H
diff --git a/arch/sparc/include/uapi/asm/param.h b/arch/sparc/include/uapi/asm/param.h
index 0bc356bf8c50..057d7135e4d0 100644
--- a/arch/sparc/include/uapi/asm/param.h
+++ b/arch/sparc/include/uapi/asm/param.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASMSPARC_PARAM_H
#define _ASMSPARC_PARAM_H
diff --git a/arch/sparc/include/uapi/asm/perfctr.h b/arch/sparc/include/uapi/asm/perfctr.h
index 214feefa577c..316b837bcb8f 100644
--- a/arch/sparc/include/uapi/asm/perfctr.h
+++ b/arch/sparc/include/uapi/asm/perfctr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*----------------------------------------
PERFORMANCE INSTRUMENTATION
Guillaume Thouvenin 08/10/98
diff --git a/arch/sparc/include/uapi/asm/poll.h b/arch/sparc/include/uapi/asm/poll.h
index 091d3ad2e830..72356c999125 100644
--- a/arch/sparc/include/uapi/asm/poll.h
+++ b/arch/sparc/include/uapi/asm/poll.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __SPARC_POLL_H
#define __SPARC_POLL_H
diff --git a/arch/sparc/include/uapi/asm/posix_types.h b/arch/sparc/include/uapi/asm/posix_types.h
index 156220ed99eb..fec499d6efb7 100644
--- a/arch/sparc/include/uapi/asm/posix_types.h
+++ b/arch/sparc/include/uapi/asm/posix_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file is generally used by user-level software, so you need to
* be a little careful about namespace pollution etc. Also, we cannot
diff --git a/arch/sparc/include/uapi/asm/psr.h b/arch/sparc/include/uapi/asm/psr.h
index 2f0ed856530b..e41f65f0aebd 100644
--- a/arch/sparc/include/uapi/asm/psr.h
+++ b/arch/sparc/include/uapi/asm/psr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* psr.h: This file holds the macros for masking off various parts of
* the processor status register on the Sparc. This is valid
diff --git a/arch/sparc/include/uapi/asm/psrcompat.h b/arch/sparc/include/uapi/asm/psrcompat.h
index 44b6327dbbf5..1eaffbe0d1e2 100644
--- a/arch/sparc/include/uapi/asm/psrcompat.h
+++ b/arch/sparc/include/uapi/asm/psrcompat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _SPARC64_PSRCOMPAT_H
#define _SPARC64_PSRCOMPAT_H
diff --git a/arch/sparc/include/uapi/asm/pstate.h b/arch/sparc/include/uapi/asm/pstate.h
index cf832e14aa05..b6999c9e7e86 100644
--- a/arch/sparc/include/uapi/asm/pstate.h
+++ b/arch/sparc/include/uapi/asm/pstate.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _SPARC64_PSTATE_H
#define _SPARC64_PSTATE_H
diff --git a/arch/sparc/include/uapi/asm/ptrace.h b/arch/sparc/include/uapi/asm/ptrace.h
index 56fe4ea73feb..abe640037a55 100644
--- a/arch/sparc/include/uapi/asm/ptrace.h
+++ b/arch/sparc/include/uapi/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__SPARC_PTRACE_H
#define _UAPI__SPARC_PTRACE_H
diff --git a/arch/sparc/include/uapi/asm/resource.h b/arch/sparc/include/uapi/asm/resource.h
index fe163cafb4c7..cbe2de778838 100644
--- a/arch/sparc/include/uapi/asm/resource.h
+++ b/arch/sparc/include/uapi/asm/resource.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* resource.h: Resource definitions.
*
diff --git a/arch/sparc/include/uapi/asm/sembuf.h b/arch/sparc/include/uapi/asm/sembuf.h
index faee1be08d67..f49b0ffa0ab8 100644
--- a/arch/sparc/include/uapi/asm/sembuf.h
+++ b/arch/sparc/include/uapi/asm/sembuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _SPARC_SEMBUF_H
#define _SPARC_SEMBUF_H
diff --git a/arch/sparc/include/uapi/asm/setup.h b/arch/sparc/include/uapi/asm/setup.h
index 533768450872..3c208a4dd464 100644
--- a/arch/sparc/include/uapi/asm/setup.h
+++ b/arch/sparc/include/uapi/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Just a place holder.
*/
diff --git a/arch/sparc/include/uapi/asm/shmbuf.h b/arch/sparc/include/uapi/asm/shmbuf.h
index 83a16055363f..286631db705c 100644
--- a/arch/sparc/include/uapi/asm/shmbuf.h
+++ b/arch/sparc/include/uapi/asm/shmbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _SPARC_SHMBUF_H
#define _SPARC_SHMBUF_H
diff --git a/arch/sparc/include/uapi/asm/sigcontext.h b/arch/sparc/include/uapi/asm/sigcontext.h
index ae5704fa77ad..043dd4b92026 100644
--- a/arch/sparc/include/uapi/asm/sigcontext.h
+++ b/arch/sparc/include/uapi/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* There isn't anything here anymore, but the file must not be empty or patch
* will delete it.
diff --git a/arch/sparc/include/uapi/asm/siginfo.h b/arch/sparc/include/uapi/asm/siginfo.h
index 157f46fe374f..896ce447d16a 100644
--- a/arch/sparc/include/uapi/asm/siginfo.h
+++ b/arch/sparc/include/uapi/asm/siginfo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__SPARC_SIGINFO_H
#define _UAPI__SPARC_SIGINFO_H
diff --git a/arch/sparc/include/uapi/asm/signal.h b/arch/sparc/include/uapi/asm/signal.h
index f387400fcfdf..ff9505923b9a 100644
--- a/arch/sparc/include/uapi/asm/signal.h
+++ b/arch/sparc/include/uapi/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__SPARC_SIGNAL_H
#define _UAPI__SPARC_SIGNAL_H
diff --git a/arch/sparc/include/uapi/asm/socket.h b/arch/sparc/include/uapi/asm/socket.h
index b2f5c50d0947..d58520c2e6ff 100644
--- a/arch/sparc/include/uapi/asm/socket.h
+++ b/arch/sparc/include/uapi/asm/socket.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SOCKET_H
#define _ASM_SOCKET_H
diff --git a/arch/sparc/include/uapi/asm/sockios.h b/arch/sparc/include/uapi/asm/sockios.h
index 990ea746486b..18a3ec14a847 100644
--- a/arch/sparc/include/uapi/asm/sockios.h
+++ b/arch/sparc/include/uapi/asm/sockios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SPARC_SOCKIOS_H
#define _ASM_SPARC_SOCKIOS_H
diff --git a/arch/sparc/include/uapi/asm/stat.h b/arch/sparc/include/uapi/asm/stat.h
index 2f0583a2c689..b6ec4eb217f7 100644
--- a/arch/sparc/include/uapi/asm/stat.h
+++ b/arch/sparc/include/uapi/asm/stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __SPARC_STAT_H
#define __SPARC_STAT_H
diff --git a/arch/sparc/include/uapi/asm/statfs.h b/arch/sparc/include/uapi/asm/statfs.h
index 55e607ad461d..20c8f5bd340e 100644
--- a/arch/sparc/include/uapi/asm/statfs.h
+++ b/arch/sparc/include/uapi/asm/statfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef ___ASM_SPARC_STATFS_H
#define ___ASM_SPARC_STATFS_H
diff --git a/arch/sparc/include/uapi/asm/swab.h b/arch/sparc/include/uapi/asm/swab.h
index 4c7c12d69bea..6b1b3f1ad725 100644
--- a/arch/sparc/include/uapi/asm/swab.h
+++ b/arch/sparc/include/uapi/asm/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _SPARC_SWAB_H
#define _SPARC_SWAB_H
diff --git a/arch/sparc/include/uapi/asm/termbits.h b/arch/sparc/include/uapi/asm/termbits.h
index dd91642fcca7..ce5ad5d0f105 100644
--- a/arch/sparc/include/uapi/asm/termbits.h
+++ b/arch/sparc/include/uapi/asm/termbits.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_SPARC_TERMBITS_H
#define _UAPI_SPARC_TERMBITS_H
diff --git a/arch/sparc/include/uapi/asm/termios.h b/arch/sparc/include/uapi/asm/termios.h
index ea6f09e51e53..ee86f4093d83 100644
--- a/arch/sparc/include/uapi/asm/termios.h
+++ b/arch/sparc/include/uapi/asm/termios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_SPARC_TERMIOS_H
#define _UAPI_SPARC_TERMIOS_H
diff --git a/arch/sparc/include/uapi/asm/traps.h b/arch/sparc/include/uapi/asm/traps.h
index a4eceace6ccf..930db746f8bd 100644
--- a/arch/sparc/include/uapi/asm/traps.h
+++ b/arch/sparc/include/uapi/asm/traps.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* traps.h: Format of entries for the Sparc trap table.
*
diff --git a/arch/sparc/include/uapi/asm/uctx.h b/arch/sparc/include/uapi/asm/uctx.h
index dc937c75ffdd..13a13198e04f 100644
--- a/arch/sparc/include/uapi/asm/uctx.h
+++ b/arch/sparc/include/uapi/asm/uctx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* uctx.h: Sparc64 {set,get}context() register state layouts.
*
diff --git a/arch/sparc/include/uapi/asm/unistd.h b/arch/sparc/include/uapi/asm/unistd.h
index ae77df75bffa..09acf0ddec10 100644
--- a/arch/sparc/include/uapi/asm/unistd.h
+++ b/arch/sparc/include/uapi/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* System calls under the Sparc.
*
diff --git a/arch/sparc/include/uapi/asm/utrap.h b/arch/sparc/include/uapi/asm/utrap.h
index b10e527c22d9..d890b7fc6e83 100644
--- a/arch/sparc/include/uapi/asm/utrap.h
+++ b/arch/sparc/include/uapi/asm/utrap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/asm/utrap.h
*
diff --git a/arch/sparc/include/uapi/asm/watchdog.h b/arch/sparc/include/uapi/asm/watchdog.h
index 5baf2d3919cf..497ac19a9e4e 100644
--- a/arch/sparc/include/uapi/asm/watchdog.h
+++ b/arch/sparc/include/uapi/asm/watchdog.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
*
* watchdog - Driver interface for the hardware watchdog timers
diff --git a/arch/sparc/kernel/Makefile b/arch/sparc/kernel/Makefile
index aac609889ee4..8de9617589a5 100644
--- a/arch/sparc/kernel/Makefile
+++ b/arch/sparc/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
diff --git a/arch/sparc/kernel/apc.c b/arch/sparc/kernel/apc.c
index c988e7fa069b..ecd05bc0a104 100644
--- a/arch/sparc/kernel/apc.c
+++ b/arch/sparc/kernel/apc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* apc - Driver implementation for power management functions
* of Aurora Personality Chip (APC) on SPARCstation-4/5 and
* derivatives.
diff --git a/arch/sparc/kernel/asm-offsets.c b/arch/sparc/kernel/asm-offsets.c
index 3f09e1c83f58..5784f2df489a 100644
--- a/arch/sparc/kernel/asm-offsets.c
+++ b/arch/sparc/kernel/asm-offsets.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This program is used to generate definitions needed by
* assembly language modules.
diff --git a/arch/sparc/kernel/audit.c b/arch/sparc/kernel/audit.c
index 2585c1e14bcc..a6e91bf34d48 100644
--- a/arch/sparc/kernel/audit.c
+++ b/arch/sparc/kernel/audit.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/types.h>
#include <linux/audit.h>
diff --git a/arch/sparc/kernel/auxio_32.c b/arch/sparc/kernel/auxio_32.c
index ae88c223e4d3..a32d588174f2 100644
--- a/arch/sparc/kernel/auxio_32.c
+++ b/arch/sparc/kernel/auxio_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* auxio.c: Probing for the Sparc AUXIO register at boot time.
*
* Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu)
diff --git a/arch/sparc/kernel/auxio_64.c b/arch/sparc/kernel/auxio_64.c
index 086435c17981..4e8f56c3793c 100644
--- a/arch/sparc/kernel/auxio_64.c
+++ b/arch/sparc/kernel/auxio_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* auxio.c: Probing for the Sparc AUXIO register at boot time.
*
* Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu)
diff --git a/arch/sparc/kernel/btext.c b/arch/sparc/kernel/btext.c
index 987f7ec497cc..5869773f3dc4 100644
--- a/arch/sparc/kernel/btext.c
+++ b/arch/sparc/kernel/btext.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Procedures for drawing on the screen early on in the boot process.
*
diff --git a/arch/sparc/kernel/central.c b/arch/sparc/kernel/central.c
index 4696958299e9..38ae4fdc9eb4 100644
--- a/arch/sparc/kernel/central.c
+++ b/arch/sparc/kernel/central.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* central.c: Central FHC driver for Sunfire/Starfire/Wildfire.
*
* Copyright (C) 1997, 1999, 2008 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/kernel/cherrs.S b/arch/sparc/kernel/cherrs.S
index 655628def68e..7f3d3d264390 100644
--- a/arch/sparc/kernel/cherrs.S
+++ b/arch/sparc/kernel/cherrs.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* These get patched into the trap table at boot time
* once we know we have a cheetah processor.
*/
diff --git a/arch/sparc/kernel/compat_audit.c b/arch/sparc/kernel/compat_audit.c
index e5611cd428f1..10eeb4f15b20 100644
--- a/arch/sparc/kernel/compat_audit.c
+++ b/arch/sparc/kernel/compat_audit.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define __32bit_syscall_numbers__
#include <asm/unistd.h>
#include "kernel.h"
diff --git a/arch/sparc/kernel/cpu.c b/arch/sparc/kernel/cpu.c
index ef4f18f7a674..4401dee30018 100644
--- a/arch/sparc/kernel/cpu.c
+++ b/arch/sparc/kernel/cpu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* cpu.c: Dinky routines to look for the kind of Sparc cpu
* we are on.
*
diff --git a/arch/sparc/kernel/cpumap.c b/arch/sparc/kernel/cpumap.c
index 90d550bbfeef..d1d52822603d 100644
--- a/arch/sparc/kernel/cpumap.c
+++ b/arch/sparc/kernel/cpumap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* cpumap.c: used for optimizing CPU assignment
*
* Copyright (C) 2009 Hong H. Pham <hong.pham@windriver.com>
diff --git a/arch/sparc/kernel/cpumap.h b/arch/sparc/kernel/cpumap.h
index 9dac398c434a..7d5b774862e7 100644
--- a/arch/sparc/kernel/cpumap.h
+++ b/arch/sparc/kernel/cpumap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CPUMAP_H
#define _CPUMAP_H
diff --git a/arch/sparc/kernel/devices.c b/arch/sparc/kernel/devices.c
index 8d5d09f09caf..23b6e50d4ada 100644
--- a/arch/sparc/kernel/devices.c
+++ b/arch/sparc/kernel/devices.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* devices.c: Initial scan of the prom device tree for important
* Sparc device nodes which we need to find.
*
diff --git a/arch/sparc/kernel/dma.c b/arch/sparc/kernel/dma.c
index b667aa6f28f6..f73e7597c971 100644
--- a/arch/sparc/kernel/dma.c
+++ b/arch/sparc/kernel/dma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/dma-mapping.h>
#include <linux/dma-debug.h>
diff --git a/arch/sparc/kernel/dtlb_miss.S b/arch/sparc/kernel/dtlb_miss.S
index 09a6a15a7105..fb9c788437b0 100644
--- a/arch/sparc/kernel/dtlb_miss.S
+++ b/arch/sparc/kernel/dtlb_miss.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* DTLB ** ICACHE line 1: Context 0 check and TSB load */
ldxa [%g0] ASI_DMMU_TSB_8KB_PTR, %g1 ! Get TSB 8K pointer
ldxa [%g0] ASI_DMMU, %g6 ! Get TAG TARGET
diff --git a/arch/sparc/kernel/dtlb_prot.S b/arch/sparc/kernel/dtlb_prot.S
index 4087a62f96b0..9f945771bbd1 100644
--- a/arch/sparc/kernel/dtlb_prot.S
+++ b/arch/sparc/kernel/dtlb_prot.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* dtlb_prot.S: DTLB protection trap strategy.
* This is included directly into the trap table.
diff --git a/arch/sparc/kernel/ebus.c b/arch/sparc/kernel/ebus.c
index acf8314cec48..264b186478f3 100644
--- a/arch/sparc/kernel/ebus.c
+++ b/arch/sparc/kernel/ebus.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* ebus.c: EBUS DMA library code.
*
* Copyright (C) 1997 Eddie C. Dost (ecd@skynet.be)
diff --git a/arch/sparc/kernel/entry.S b/arch/sparc/kernel/entry.S
index d85bdb999819..358fe4ef08a2 100644
--- a/arch/sparc/kernel/entry.S
+++ b/arch/sparc/kernel/entry.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* arch/sparc/kernel/entry.S: Sparc trap low-level entry points.
*
* Copyright (C) 1995, 2007 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/kernel/entry.h b/arch/sparc/kernel/entry.h
index 0f679421b468..7378567b601f 100644
--- a/arch/sparc/kernel/entry.h
+++ b/arch/sparc/kernel/entry.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ENTRY_H
#define _ENTRY_H
diff --git a/arch/sparc/kernel/etrap_32.S b/arch/sparc/kernel/etrap_32.S
index e3e80d65e39a..9f243f918619 100644
--- a/arch/sparc/kernel/etrap_32.S
+++ b/arch/sparc/kernel/etrap_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* etrap.S: Sparc trap window preparation for entry into the
* Linux kernel.
diff --git a/arch/sparc/kernel/etrap_64.S b/arch/sparc/kernel/etrap_64.S
index 5c237467d156..5c77a2e0e991 100644
--- a/arch/sparc/kernel/etrap_64.S
+++ b/arch/sparc/kernel/etrap_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* etrap.S: Preparing for entry into the kernel on Sparc V9.
*
diff --git a/arch/sparc/kernel/fpu_traps.S b/arch/sparc/kernel/fpu_traps.S
index 336d2750fe78..051659e29c7a 100644
--- a/arch/sparc/kernel/fpu_traps.S
+++ b/arch/sparc/kernel/fpu_traps.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* This is trivial with the new code... */
.globl do_fpdis
.type do_fpdis,#function
diff --git a/arch/sparc/kernel/ftrace.c b/arch/sparc/kernel/ftrace.c
index cec54dc4ab81..915dda4ae412 100644
--- a/arch/sparc/kernel/ftrace.c
+++ b/arch/sparc/kernel/ftrace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/spinlock.h>
#include <linux/hardirq.h>
#include <linux/ftrace.h>
diff --git a/arch/sparc/kernel/getsetcc.S b/arch/sparc/kernel/getsetcc.S
index a14d272d2061..181e09fd1c55 100644
--- a/arch/sparc/kernel/getsetcc.S
+++ b/arch/sparc/kernel/getsetcc.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.globl getcc
.type getcc,#function
getcc:
diff --git a/arch/sparc/kernel/head_32.S b/arch/sparc/kernel/head_32.S
index 7274e43ff9be..e55f2c075165 100644
--- a/arch/sparc/kernel/head_32.S
+++ b/arch/sparc/kernel/head_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* head.S: The initial boot code for the Sparc port of Linux.
*
diff --git a/arch/sparc/kernel/head_64.S b/arch/sparc/kernel/head_64.S
index 4de9fbd1a177..9e293de12052 100644
--- a/arch/sparc/kernel/head_64.S
+++ b/arch/sparc/kernel/head_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* head.S: Initial boot code for the Sparc64 port of Linux.
*
* Copyright (C) 1996, 1997, 2007 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/kernel/hvapi.c b/arch/sparc/kernel/hvapi.c
index d41ce33d87d6..a2bc1b2955b4 100644
--- a/arch/sparc/kernel/hvapi.c
+++ b/arch/sparc/kernel/hvapi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* hvapi.c: Hypervisor API management.
*
* Copyright (C) 2007 David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/kernel/hvcalls.S b/arch/sparc/kernel/hvcalls.S
index e57007ff7f8f..bdfd3d8c6707 100644
--- a/arch/sparc/kernel/hvcalls.S
+++ b/arch/sparc/kernel/hvcalls.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* %o0: devhandle
* %o1: devino
*
diff --git a/arch/sparc/kernel/hvtramp.S b/arch/sparc/kernel/hvtramp.S
index cdbfec299f2f..f39220471b65 100644
--- a/arch/sparc/kernel/hvtramp.S
+++ b/arch/sparc/kernel/hvtramp.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* hvtramp.S: Hypervisor start-cpu trampoline code.
*
* Copyright (C) 2007, 2008 David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/kernel/idprom.c b/arch/sparc/kernel/idprom.c
index f95dd11b75ea..d6c46d512220 100644
--- a/arch/sparc/kernel/idprom.c
+++ b/arch/sparc/kernel/idprom.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* idprom.c: Routines to load the idprom into kernel addresses and
* interpret the data contained within.
diff --git a/arch/sparc/kernel/iommu.c b/arch/sparc/kernel/iommu.c
index fcbcc031f615..b08dc3416f06 100644
--- a/arch/sparc/kernel/iommu.c
+++ b/arch/sparc/kernel/iommu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* iommu.c: Generic sparc64 IOMMU support.
*
* Copyright (C) 1999, 2007, 2008 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/kernel/iommu_common.h b/arch/sparc/kernel/iommu_common.h
index 5ea5c192b1d9..e3c02ba32500 100644
--- a/arch/sparc/kernel/iommu_common.h
+++ b/arch/sparc/kernel/iommu_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* iommu_common.h: UltraSparc SBUS/PCI common iommu declarations.
*
* Copyright (C) 1999, 2008 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/kernel/ioport.c b/arch/sparc/kernel/ioport.c
index 12894f259bea..7eeef80c02f7 100644
--- a/arch/sparc/kernel/ioport.c
+++ b/arch/sparc/kernel/ioport.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ioport.c: Simple io mapping allocator.
*
diff --git a/arch/sparc/kernel/irq.h b/arch/sparc/kernel/irq.h
index 70a0b8ddd0ba..b02026ad6e34 100644
--- a/arch/sparc/kernel/irq.h
+++ b/arch/sparc/kernel/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/platform_device.h>
#include <asm/cpu_type.h>
diff --git a/arch/sparc/kernel/irq_32.c b/arch/sparc/kernel/irq_32.c
index cac4a5554c0e..e8452be5123b 100644
--- a/arch/sparc/kernel/irq_32.c
+++ b/arch/sparc/kernel/irq_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Interrupt request handling routines. On the
* Sparc the IRQs are basically 'cast in stone'
diff --git a/arch/sparc/kernel/irq_64.c b/arch/sparc/kernel/irq_64.c
index 99dd133a029f..d66dde833f5e 100644
--- a/arch/sparc/kernel/irq_64.c
+++ b/arch/sparc/kernel/irq_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* irq.c: UltraSparc IRQ handling/init/registry.
*
* Copyright (C) 1997, 2007, 2008 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/kernel/itlb_miss.S b/arch/sparc/kernel/itlb_miss.S
index 5a8377b54955..5a5d92482e8d 100644
--- a/arch/sparc/kernel/itlb_miss.S
+++ b/arch/sparc/kernel/itlb_miss.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* ITLB ** ICACHE line 1: Context 0 check and TSB load */
ldxa [%g0] ASI_IMMU_TSB_8KB_PTR, %g1 ! Get TSB 8K pointer
ldxa [%g0] ASI_IMMU, %g6 ! Get TAG TARGET
diff --git a/arch/sparc/kernel/ivec.S b/arch/sparc/kernel/ivec.S
index d29f92ebca5e..94ba2c3a29c1 100644
--- a/arch/sparc/kernel/ivec.S
+++ b/arch/sparc/kernel/ivec.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* The registers for cross calls will be:
*
* DATA 0: [low 32-bits] Address of function to call, jmp to this
diff --git a/arch/sparc/kernel/jump_label.c b/arch/sparc/kernel/jump_label.c
index 93adde1ac166..7f8eac51df33 100644
--- a/arch/sparc/kernel/jump_label.c
+++ b/arch/sparc/kernel/jump_label.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/mutex.h>
diff --git a/arch/sparc/kernel/kernel.h b/arch/sparc/kernel/kernel.h
index b625db4cfb78..ddffd368e057 100644
--- a/arch/sparc/kernel/kernel.h
+++ b/arch/sparc/kernel/kernel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SPARC_KERNEL_H
#define __SPARC_KERNEL_H
diff --git a/arch/sparc/kernel/kgdb_32.c b/arch/sparc/kernel/kgdb_32.c
index 6e8e318c57be..5868fc333ea8 100644
--- a/arch/sparc/kernel/kgdb_32.c
+++ b/arch/sparc/kernel/kgdb_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* kgdb.c: KGDB support for 32-bit sparc.
*
* Copyright (C) 2008 David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/kernel/kgdb_64.c b/arch/sparc/kernel/kgdb_64.c
index cbf21d0870e0..d5f7dc6323d5 100644
--- a/arch/sparc/kernel/kgdb_64.c
+++ b/arch/sparc/kernel/kgdb_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* kgdb.c: KGDB support for 64-bit sparc.
*
* Copyright (C) 2008 David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/kernel/kprobes.c b/arch/sparc/kernel/kprobes.c
index 2d13a4fc0384..ab4ba4347941 100644
--- a/arch/sparc/kernel/kprobes.c
+++ b/arch/sparc/kernel/kprobes.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* arch/sparc64/kernel/kprobes.c
*
* Copyright (C) 2004 David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/kernel/kstack.h b/arch/sparc/kernel/kstack.h
index 53dfb92e09fb..b3c5e8f2443a 100644
--- a/arch/sparc/kernel/kstack.h
+++ b/arch/sparc/kernel/kstack.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _KSTACK_H
#define _KSTACK_H
diff --git a/arch/sparc/kernel/ktlb.S b/arch/sparc/kernel/ktlb.S
index f22bec0db645..1cf91c05e275 100644
--- a/arch/sparc/kernel/ktlb.S
+++ b/arch/sparc/kernel/ktlb.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* arch/sparc64/kernel/ktlb.S: Kernel mapping TLB miss handling.
*
* Copyright (C) 1995, 1997, 2005, 2008 David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/kernel/ldc.c b/arch/sparc/kernel/ldc.c
index acffbc894ab0..86b625f9d8dc 100644
--- a/arch/sparc/kernel/ldc.c
+++ b/arch/sparc/kernel/ldc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* ldc.c: Logical Domain Channel link-layer protocol driver.
*
* Copyright (C) 2007, 2008 David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/kernel/leon_kernel.c b/arch/sparc/kernel/leon_kernel.c
index afcdd5e4f43f..84b233752f28 100644
--- a/arch/sparc/kernel/leon_kernel.c
+++ b/arch/sparc/kernel/leon_kernel.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2009 Daniel Hellstrom (daniel@gaisler.com) Aeroflex Gaisler AB
* Copyright (C) 2009 Konrad Eisele (konrad@gaisler.com) Aeroflex Gaisler AB
diff --git a/arch/sparc/kernel/leon_pci.c b/arch/sparc/kernel/leon_pci.c
index 98c223edac84..15b59169c535 100644
--- a/arch/sparc/kernel/leon_pci.c
+++ b/arch/sparc/kernel/leon_pci.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* leon_pci.c: LEON Host PCI support
*
diff --git a/arch/sparc/kernel/leon_pci_grpci1.c b/arch/sparc/kernel/leon_pci_grpci1.c
index 83ba5005d44c..e6935d0ac1ec 100644
--- a/arch/sparc/kernel/leon_pci_grpci1.c
+++ b/arch/sparc/kernel/leon_pci_grpci1.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* leon_pci_grpci1.c: GRPCI1 Host PCI driver
*
diff --git a/arch/sparc/kernel/leon_pci_grpci2.c b/arch/sparc/kernel/leon_pci_grpci2.c
index ff0e5c90310f..ca22f93d9045 100644
--- a/arch/sparc/kernel/leon_pci_grpci2.c
+++ b/arch/sparc/kernel/leon_pci_grpci2.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* leon_pci_grpci2.c: GRPCI2 Host PCI driver
*
diff --git a/arch/sparc/kernel/leon_pmc.c b/arch/sparc/kernel/leon_pmc.c
index ddcf950282ed..065e2d4b7290 100644
--- a/arch/sparc/kernel/leon_pmc.c
+++ b/arch/sparc/kernel/leon_pmc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* leon_pmc.c: LEON Power-down cpu_idle() handler
*
* Copyright (C) 2011 Daniel Hellstrom (daniel@gaisler.com) Aeroflex Gaisler AB
diff --git a/arch/sparc/kernel/leon_smp.c b/arch/sparc/kernel/leon_smp.c
index db7acf27bea2..da6f1486318e 100644
--- a/arch/sparc/kernel/leon_smp.c
+++ b/arch/sparc/kernel/leon_smp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* leon_smp.c: Sparc-Leon SMP support.
*
* based on sun4m_smp.c
diff --git a/arch/sparc/kernel/mdesc.c b/arch/sparc/kernel/mdesc.c
index fa466ce45bc9..1ef6156b1530 100644
--- a/arch/sparc/kernel/mdesc.c
+++ b/arch/sparc/kernel/mdesc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* mdesc.c: Sun4V machine description handling.
*
* Copyright (C) 2007, 2008 David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/kernel/misctrap.S b/arch/sparc/kernel/misctrap.S
index 9276d2f0dd86..b5c84177521e 100644
--- a/arch/sparc/kernel/misctrap.S
+++ b/arch/sparc/kernel/misctrap.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef CONFIG_KGDB
.globl arch_kgdb_breakpoint
.type arch_kgdb_breakpoint,#function
diff --git a/arch/sparc/kernel/module.c b/arch/sparc/kernel/module.c
index 192a617a32f3..df39580f398d 100644
--- a/arch/sparc/kernel/module.c
+++ b/arch/sparc/kernel/module.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Kernel module help for sparc64.
*
* Copyright (C) 2001 Rusty Russell.
diff --git a/arch/sparc/kernel/of_device_32.c b/arch/sparc/kernel/of_device_32.c
index 185aa96fa5be..3641a294ed54 100644
--- a/arch/sparc/kernel/of_device_32.c
+++ b/arch/sparc/kernel/of_device_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/string.h>
#include <linux/kernel.h>
#include <linux/of.h>
diff --git a/arch/sparc/kernel/of_device_64.c b/arch/sparc/kernel/of_device_64.c
index 7bbdc26d9512..44e4d4435bed 100644
--- a/arch/sparc/kernel/of_device_64.c
+++ b/arch/sparc/kernel/of_device_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/string.h>
#include <linux/kernel.h>
#include <linux/of.h>
diff --git a/arch/sparc/kernel/of_device_common.h b/arch/sparc/kernel/of_device_common.h
index cdfd23992841..3d66230c61b6 100644
--- a/arch/sparc/kernel/of_device_common.h
+++ b/arch/sparc/kernel/of_device_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _OF_DEVICE_COMMON_H
#define _OF_DEVICE_COMMON_H
diff --git a/arch/sparc/kernel/pci.c b/arch/sparc/kernel/pci.c
index 3f8670c92951..220d0f36560a 100644
--- a/arch/sparc/kernel/pci.c
+++ b/arch/sparc/kernel/pci.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* pci.c: UltraSparc PCI controller support.
*
* Copyright (C) 1997, 1998, 1999 David S. Miller (davem@redhat.com)
diff --git a/arch/sparc/kernel/pci_common.c b/arch/sparc/kernel/pci_common.c
index 33524c1d5328..1e10fb26fa88 100644
--- a/arch/sparc/kernel/pci_common.c
+++ b/arch/sparc/kernel/pci_common.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* pci_common.c: PCI controller common support.
*
* Copyright (C) 1999, 2007 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/kernel/pci_fire.c b/arch/sparc/kernel/pci_fire.c
index 11a1f0d289d2..be71ae086622 100644
--- a/arch/sparc/kernel/pci_fire.c
+++ b/arch/sparc/kernel/pci_fire.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* pci_fire.c: Sun4u platform PCI-E controller support.
*
* Copyright (C) 2007 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/kernel/pci_impl.h b/arch/sparc/kernel/pci_impl.h
index 37222ca849df..ac172961d276 100644
--- a/arch/sparc/kernel/pci_impl.h
+++ b/arch/sparc/kernel/pci_impl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* pci_impl.h: Helper definitions for PCI controller support.
*
* Copyright (C) 1999, 2007 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/kernel/pci_msi.c b/arch/sparc/kernel/pci_msi.c
index 84e16d81a6d8..1994d7638406 100644
--- a/arch/sparc/kernel/pci_msi.c
+++ b/arch/sparc/kernel/pci_msi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* pci_msi.c: Sparc64 MSI support common layer.
*
* Copyright (C) 2007 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/kernel/pci_psycho.c b/arch/sparc/kernel/pci_psycho.c
index 7dce27b3c761..f413371da387 100644
--- a/arch/sparc/kernel/pci_psycho.c
+++ b/arch/sparc/kernel/pci_psycho.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* pci_psycho.c: PSYCHO/U2P specific PCI controller support.
*
* Copyright (C) 1997, 1998, 1999, 2007 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/kernel/pci_sabre.c b/arch/sparc/kernel/pci_sabre.c
index 00a616ffa35b..8107286be9ab 100644
--- a/arch/sparc/kernel/pci_sabre.c
+++ b/arch/sparc/kernel/pci_sabre.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* pci_sabre.c: Sabre specific PCI controller support.
*
* Copyright (C) 1997, 1998, 1999, 2007 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/kernel/pci_schizo.c b/arch/sparc/kernel/pci_schizo.c
index c664d3e3aa8d..934b97c72f7c 100644
--- a/arch/sparc/kernel/pci_schizo.c
+++ b/arch/sparc/kernel/pci_schizo.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* pci_schizo.c: SCHIZO/TOMATILLO specific PCI controller support.
*
* Copyright (C) 2001, 2002, 2003, 2007, 2008 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/kernel/pci_sun4v.c b/arch/sparc/kernel/pci_sun4v.c
index 9ebebf1fd93d..249367228c33 100644
--- a/arch/sparc/kernel/pci_sun4v.c
+++ b/arch/sparc/kernel/pci_sun4v.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* pci_sun4v.c: SUN4V specific PCI controller support.
*
* Copyright (C) 2006, 2007, 2008 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/kernel/pci_sun4v.h b/arch/sparc/kernel/pci_sun4v.h
index 22603a4e48bf..d47263a9901a 100644
--- a/arch/sparc/kernel/pci_sun4v.h
+++ b/arch/sparc/kernel/pci_sun4v.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* pci_sun4v.h: SUN4V specific PCI controller support.
*
* Copyright (C) 2006 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/kernel/pci_sun4v_asm.S b/arch/sparc/kernel/pci_sun4v_asm.S
index 578f09657916..2b8051871a15 100644
--- a/arch/sparc/kernel/pci_sun4v_asm.S
+++ b/arch/sparc/kernel/pci_sun4v_asm.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* pci_sun4v_asm: Hypervisor calls for PCI support.
*
* Copyright (C) 2006, 2008 David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/kernel/pcic.c b/arch/sparc/kernel/pcic.c
index 4a133c052af8..22f8774977d5 100644
--- a/arch/sparc/kernel/pcic.c
+++ b/arch/sparc/kernel/pcic.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* pcic.c: MicroSPARC-IIep PCI controller support
*
diff --git a/arch/sparc/kernel/perf_event.c b/arch/sparc/kernel/perf_event.c
index 710f3278d448..5c1f54758312 100644
--- a/arch/sparc/kernel/perf_event.c
+++ b/arch/sparc/kernel/perf_event.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Performance event support for sparc64.
*
* Copyright (C) 2009, 2010 David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/kernel/pmc.c b/arch/sparc/kernel/pmc.c
index 3b26cf62df6d..b5c1eb33b951 100644
--- a/arch/sparc/kernel/pmc.c
+++ b/arch/sparc/kernel/pmc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* pmc - Driver implementation for power management functions
* of Power Management Controller (PMC) on SPARCstation-Voyager.
*
diff --git a/arch/sparc/kernel/power.c b/arch/sparc/kernel/power.c
index 4b60f385c98f..92627abce311 100644
--- a/arch/sparc/kernel/power.c
+++ b/arch/sparc/kernel/power.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* power.c: Power management driver.
*
* Copyright (C) 1999, 2007, 2008 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/kernel/process_32.c b/arch/sparc/kernel/process_32.c
index 9245f93398c7..d9662cf7e648 100644
--- a/arch/sparc/kernel/process_32.c
+++ b/arch/sparc/kernel/process_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* linux/arch/sparc/kernel/process.c
*
* Copyright (C) 1995, 2008 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/kernel/process_64.c b/arch/sparc/kernel/process_64.c
index 44e5da405f96..318efd784a0b 100644
--- a/arch/sparc/kernel/process_64.c
+++ b/arch/sparc/kernel/process_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* arch/sparc64/kernel/process.c
*
* Copyright (C) 1995, 1996, 2008 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/kernel/prom.h b/arch/sparc/kernel/prom.h
index 890281b12b28..26a1cca7c761 100644
--- a/arch/sparc/kernel/prom.h
+++ b/arch/sparc/kernel/prom.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PROM_H
#define __PROM_H
diff --git a/arch/sparc/kernel/prom_irqtrans.c b/arch/sparc/kernel/prom_irqtrans.c
index 40e4936bd479..f3fecac7facb 100644
--- a/arch/sparc/kernel/prom_irqtrans.c
+++ b/arch/sparc/kernel/prom_irqtrans.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/string.h>
#include <linux/init.h>
diff --git a/arch/sparc/kernel/psycho_common.c b/arch/sparc/kernel/psycho_common.c
index 8db48e808ed4..81aa91e5c0e6 100644
--- a/arch/sparc/kernel/psycho_common.c
+++ b/arch/sparc/kernel/psycho_common.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* psycho_common.c: Code common to PSYCHO and derivative PCI controllers.
*
* Copyright (C) 2008 David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/kernel/psycho_common.h b/arch/sparc/kernel/psycho_common.h
index 05a6e30a928e..6925231c50e4 100644
--- a/arch/sparc/kernel/psycho_common.h
+++ b/arch/sparc/kernel/psycho_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PSYCHO_COMMON_H
#define _PSYCHO_COMMON_H
diff --git a/arch/sparc/kernel/ptrace_32.c b/arch/sparc/kernel/ptrace_32.c
index eca3dc76793c..16b50afe7b52 100644
--- a/arch/sparc/kernel/ptrace_32.c
+++ b/arch/sparc/kernel/ptrace_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* ptrace.c: Sparc process tracing support.
*
* Copyright (C) 1996, 2008 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/kernel/reboot.c b/arch/sparc/kernel/reboot.c
index eba7d918162a..7933ee365207 100644
--- a/arch/sparc/kernel/reboot.c
+++ b/arch/sparc/kernel/reboot.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* reboot.c: reboot/shutdown/halt/poweroff handling
*
* Copyright (C) 2008 David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/kernel/rtrap_32.S b/arch/sparc/kernel/rtrap_32.S
index 6c34de0c2abd..dca8ed810046 100644
--- a/arch/sparc/kernel/rtrap_32.S
+++ b/arch/sparc/kernel/rtrap_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* rtrap.S: Return from Sparc trap low-level code.
*
diff --git a/arch/sparc/kernel/rtrap_64.S b/arch/sparc/kernel/rtrap_64.S
index dff86fad0a1f..0b21042ab181 100644
--- a/arch/sparc/kernel/rtrap_64.S
+++ b/arch/sparc/kernel/rtrap_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* rtrap.S: Preparing for return from trap on Sparc V9.
*
diff --git a/arch/sparc/kernel/sbus.c b/arch/sparc/kernel/sbus.c
index be5bdf93c767..c133dfc37c5c 100644
--- a/arch/sparc/kernel/sbus.c
+++ b/arch/sparc/kernel/sbus.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* sbus.c: UltraSparc SBUS controller support.
*
diff --git a/arch/sparc/kernel/setup_32.c b/arch/sparc/kernel/setup_32.c
index 6722308d1a98..2e3a3e203061 100644
--- a/arch/sparc/kernel/setup_32.c
+++ b/arch/sparc/kernel/setup_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/sparc/kernel/setup.c
*
diff --git a/arch/sparc/kernel/setup_64.c b/arch/sparc/kernel/setup_64.c
index db4c4d7e28a0..34f7a533a74f 100644
--- a/arch/sparc/kernel/setup_64.c
+++ b/arch/sparc/kernel/setup_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/sparc64/kernel/setup.c
*
diff --git a/arch/sparc/kernel/signal32.c b/arch/sparc/kernel/signal32.c
index 0e4c08c45a37..5c572de64c74 100644
--- a/arch/sparc/kernel/signal32.c
+++ b/arch/sparc/kernel/signal32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* arch/sparc64/kernel/signal32.c
*
* Copyright (C) 1991, 1992 Linus Torvalds
diff --git a/arch/sparc/kernel/signal_32.c b/arch/sparc/kernel/signal_32.c
index 62c3e255ae7c..5665261cee37 100644
--- a/arch/sparc/kernel/signal_32.c
+++ b/arch/sparc/kernel/signal_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* linux/arch/sparc/kernel/signal.c
*
* Copyright (C) 1991, 1992 Linus Torvalds
diff --git a/arch/sparc/kernel/signal_64.c b/arch/sparc/kernel/signal_64.c
index 965d50e833e7..20426a1c28f2 100644
--- a/arch/sparc/kernel/signal_64.c
+++ b/arch/sparc/kernel/signal_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/sparc64/kernel/signal.c
*
diff --git a/arch/sparc/kernel/sigutil.h b/arch/sparc/kernel/sigutil.h
index d223aa432bb6..21d332d8bddd 100644
--- a/arch/sparc/kernel/sigutil.h
+++ b/arch/sparc/kernel/sigutil.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SIGUTIL_H
#define _SIGUTIL_H
diff --git a/arch/sparc/kernel/sigutil_32.c b/arch/sparc/kernel/sigutil_32.c
index e5fe8cef9a69..1e9fae56a853 100644
--- a/arch/sparc/kernel/sigutil_32.c
+++ b/arch/sparc/kernel/sigutil_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/thread_info.h>
diff --git a/arch/sparc/kernel/sigutil_64.c b/arch/sparc/kernel/sigutil_64.c
index 36aadcbeac69..512e4639e4a1 100644
--- a/arch/sparc/kernel/sigutil_64.c
+++ b/arch/sparc/kernel/sigutil_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/thread_info.h>
diff --git a/arch/sparc/kernel/smp_32.c b/arch/sparc/kernel/smp_32.c
index e80e6ba3d500..e078680a1768 100644
--- a/arch/sparc/kernel/smp_32.c
+++ b/arch/sparc/kernel/smp_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* smp.c: Sparc SMP support.
*
* Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu)
diff --git a/arch/sparc/kernel/smp_64.c b/arch/sparc/kernel/smp_64.c
index 4898329970c5..c50182cd2f64 100644
--- a/arch/sparc/kernel/smp_64.c
+++ b/arch/sparc/kernel/smp_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* smp.c: Sparc64 SMP support.
*
* Copyright (C) 1997, 2007, 2008 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/kernel/spiterrs.S b/arch/sparc/kernel/spiterrs.S
index d7e540842809..5427af44099a 100644
--- a/arch/sparc/kernel/spiterrs.S
+++ b/arch/sparc/kernel/spiterrs.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* We need to carefully read the error status, ACK the errors,
* prevent recursive traps, and pass the information on to C
* code for logging.
diff --git a/arch/sparc/kernel/sstate.c b/arch/sparc/kernel/sstate.c
index 3caed4023589..ac8677c3841e 100644
--- a/arch/sparc/kernel/sstate.c
+++ b/arch/sparc/kernel/sstate.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* sstate.c: System soft state support.
*
* Copyright (C) 2007, 2008 David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/kernel/starfire.c b/arch/sparc/kernel/starfire.c
index 167fdfd9c837..b8cd57d9182b 100644
--- a/arch/sparc/kernel/starfire.c
+++ b/arch/sparc/kernel/starfire.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* starfire.c: Starfire/E10000 support.
*
diff --git a/arch/sparc/kernel/sun4d_irq.c b/arch/sparc/kernel/sun4d_irq.c
index a87d0e47c168..d869d409fce6 100644
--- a/arch/sparc/kernel/sun4d_irq.c
+++ b/arch/sparc/kernel/sun4d_irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* SS1000/SC2000 interrupt handling.
*
diff --git a/arch/sparc/kernel/sun4d_smp.c b/arch/sparc/kernel/sun4d_smp.c
index af93b50e3ce4..ff30f03beb7c 100644
--- a/arch/sparc/kernel/sun4d_smp.c
+++ b/arch/sparc/kernel/sun4d_smp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Sparc SS1000/SC2000 SMP support.
*
* Copyright (C) 1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
diff --git a/arch/sparc/kernel/sun4m_irq.c b/arch/sparc/kernel/sun4m_irq.c
index aa84da0b2d30..c01767a0480e 100644
--- a/arch/sparc/kernel/sun4m_irq.c
+++ b/arch/sparc/kernel/sun4m_irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* sun4m irq support
*
diff --git a/arch/sparc/kernel/sun4m_smp.c b/arch/sparc/kernel/sun4m_smp.c
index 5547fcb1d72d..228a6527082d 100644
--- a/arch/sparc/kernel/sun4m_smp.c
+++ b/arch/sparc/kernel/sun4m_smp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* sun4m SMP support.
*
diff --git a/arch/sparc/kernel/sun4v_ivec.S b/arch/sparc/kernel/sun4v_ivec.S
index 34631995859a..6478ef4f6a15 100644
--- a/arch/sparc/kernel/sun4v_ivec.S
+++ b/arch/sparc/kernel/sun4v_ivec.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* sun4v_ivec.S: Sun4v interrupt vector handling.
*
* Copyright (C) 2006 <davem@davemloft.net>
diff --git a/arch/sparc/kernel/sun4v_tlb_miss.S b/arch/sparc/kernel/sun4v_tlb_miss.S
index c19f352f46c7..7ac9f3367674 100644
--- a/arch/sparc/kernel/sun4v_tlb_miss.S
+++ b/arch/sparc/kernel/sun4v_tlb_miss.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* sun4v_tlb_miss.S: Sun4v TLB miss handlers.
*
* Copyright (C) 2006 <davem@davemloft.net>
diff --git a/arch/sparc/kernel/sys32.S b/arch/sparc/kernel/sys32.S
index f834224208ed..7e7011a1e712 100644
--- a/arch/sparc/kernel/sys32.S
+++ b/arch/sparc/kernel/sys32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* sys32.S: I-cache tricks for 32-bit compatibility layer simple
* conversions.
diff --git a/arch/sparc/kernel/sys_sparc32.c b/arch/sparc/kernel/sys_sparc32.c
index bca44f3e6b86..b4e1478413a1 100644
--- a/arch/sparc/kernel/sys_sparc32.c
+++ b/arch/sparc/kernel/sys_sparc32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* sys_sparc32.c: Conversion between 32bit and 64bit native syscalls.
*
* Copyright (C) 1997,1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
diff --git a/arch/sparc/kernel/sys_sparc_32.c b/arch/sparc/kernel/sys_sparc_32.c
index 7aecb239626d..990703b7cf4d 100644
--- a/arch/sparc/kernel/sys_sparc_32.c
+++ b/arch/sparc/kernel/sys_sparc_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* linux/arch/sparc/kernel/sys_sparc.c
*
* This file contains various random system calls that
diff --git a/arch/sparc/kernel/sys_sparc_64.c b/arch/sparc/kernel/sys_sparc_64.c
index 043544d0cda3..55416db482ad 100644
--- a/arch/sparc/kernel/sys_sparc_64.c
+++ b/arch/sparc/kernel/sys_sparc_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* linux/arch/sparc64/kernel/sys_sparc.c
*
* This file contains various random system calls that
diff --git a/arch/sparc/kernel/syscalls.S b/arch/sparc/kernel/syscalls.S
index c4a1b5c40e4e..c5f9ec8c52eb 100644
--- a/arch/sparc/kernel/syscalls.S
+++ b/arch/sparc/kernel/syscalls.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* SunOS's execv() call only specifies the argv argument, the
* environment settings are the same as the calling processes.
*/
diff --git a/arch/sparc/kernel/sysfs.c b/arch/sparc/kernel/sysfs.c
index 5fd352b759af..6d60d416f0dd 100644
--- a/arch/sparc/kernel/sysfs.c
+++ b/arch/sparc/kernel/sysfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* sysfs.c: Topology sysfs support code for sparc64.
*
* Copyright (C) 2007 David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/kernel/systbls.h b/arch/sparc/kernel/systbls.h
index 2dab8236d490..5a01cfe19a0e 100644
--- a/arch/sparc/kernel/systbls.h
+++ b/arch/sparc/kernel/systbls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SYSTBLS_H
#define _SYSTBLS_H
diff --git a/arch/sparc/kernel/systbls_32.S b/arch/sparc/kernel/systbls_32.S
index 5253e895b81b..731b25d572a1 100644
--- a/arch/sparc/kernel/systbls_32.S
+++ b/arch/sparc/kernel/systbls_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* systbls.S: System call entry point tables for OS compatibility.
* The native Linux system call table lives here also.
*
diff --git a/arch/sparc/kernel/systbls_64.S b/arch/sparc/kernel/systbls_64.S
index 82339f6be0b2..293c1cb31262 100644
--- a/arch/sparc/kernel/systbls_64.S
+++ b/arch/sparc/kernel/systbls_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* systbls.S: System call entry point tables for OS compatibility.
* The native Linux system call table lives here also.
*
diff --git a/arch/sparc/kernel/time_32.c b/arch/sparc/kernel/time_32.c
index 2ce2e7b2abbb..8a08830e4a65 100644
--- a/arch/sparc/kernel/time_32.c
+++ b/arch/sparc/kernel/time_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* linux/arch/sparc/kernel/time.c
*
* Copyright (C) 1995 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/kernel/time_64.c b/arch/sparc/kernel/time_64.c
index 564f0e46ffd4..3b397081047a 100644
--- a/arch/sparc/kernel/time_64.c
+++ b/arch/sparc/kernel/time_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* time.c: UltraSparc timer and TOD clock support.
*
* Copyright (C) 1997, 2008 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/kernel/trampoline_32.S b/arch/sparc/kernel/trampoline_32.S
index 3eed99fc6989..82fafeeb3a62 100644
--- a/arch/sparc/kernel/trampoline_32.S
+++ b/arch/sparc/kernel/trampoline_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* trampoline.S: SMP cpu boot-up trampoline code.
*
diff --git a/arch/sparc/kernel/trampoline_64.S b/arch/sparc/kernel/trampoline_64.S
index 88ede1d53b4c..fe59122d257d 100644
--- a/arch/sparc/kernel/trampoline_64.S
+++ b/arch/sparc/kernel/trampoline_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* trampoline.S: Jump start slave processors on sparc64.
*
diff --git a/arch/sparc/kernel/traps_32.c b/arch/sparc/kernel/traps_32.c
index 581cf35ee7e3..b1ed763e4787 100644
--- a/arch/sparc/kernel/traps_32.c
+++ b/arch/sparc/kernel/traps_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/sparc/kernel/traps.c
*
diff --git a/arch/sparc/kernel/tsb.S b/arch/sparc/kernel/tsb.S
index f74115364b1e..eaed39ce8938 100644
--- a/arch/sparc/kernel/tsb.S
+++ b/arch/sparc/kernel/tsb.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* tsb.S: Sparc64 TSB table handling.
*
* Copyright (C) 2006 David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/kernel/ttable_32.S b/arch/sparc/kernel/ttable_32.S
index 8a7a96ca676f..e79fd786fbbb 100644
--- a/arch/sparc/kernel/ttable_32.S
+++ b/arch/sparc/kernel/ttable_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* The Sparc trap table, bootloader gives us control at _start. */
__HEAD
diff --git a/arch/sparc/kernel/ttable_64.S b/arch/sparc/kernel/ttable_64.S
index efe93ab4a9c0..18685fe69b91 100644
--- a/arch/sparc/kernel/ttable_64.S
+++ b/arch/sparc/kernel/ttable_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* ttable.S: Sparc V9 Trap Table(s) with SpitFire/Cheetah/SUN4V extensions.
*
* Copyright (C) 1996, 2001, 2006 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/kernel/una_asm_32.S b/arch/sparc/kernel/una_asm_32.S
index 8f096e84a937..f8bf839289fb 100644
--- a/arch/sparc/kernel/una_asm_32.S
+++ b/arch/sparc/kernel/una_asm_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* una_asm.S: Kernel unaligned trap assembler helpers.
*
* Copyright (C) 1996,2005,2008 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/kernel/una_asm_64.S b/arch/sparc/kernel/una_asm_64.S
index 1c8d33228b2a..e256f395e9f6 100644
--- a/arch/sparc/kernel/una_asm_64.S
+++ b/arch/sparc/kernel/una_asm_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* una_asm.S: Kernel unaligned trap assembler helpers.
*
* Copyright (C) 1996,2005 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/kernel/unaligned_32.c b/arch/sparc/kernel/unaligned_32.c
index 8367dce5f41b..7642d7e4f0d9 100644
--- a/arch/sparc/kernel/unaligned_32.c
+++ b/arch/sparc/kernel/unaligned_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* unaligned.c: Unaligned load/store trap handling with special
* cases for the kernel to do them more quickly.
diff --git a/arch/sparc/kernel/unaligned_64.c b/arch/sparc/kernel/unaligned_64.c
index cda7fd367c4f..23db2efda570 100644
--- a/arch/sparc/kernel/unaligned_64.c
+++ b/arch/sparc/kernel/unaligned_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* unaligned.c: Unaligned load/store trap handling with special
* cases for the kernel to do them more quickly.
diff --git a/arch/sparc/kernel/urtt_fill.S b/arch/sparc/kernel/urtt_fill.S
index 364af3250646..44183aa59168 100644
--- a/arch/sparc/kernel/urtt_fill.S
+++ b/arch/sparc/kernel/urtt_fill.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/thread_info.h>
#include <asm/trap_block.h>
#include <asm/spitfire.h>
diff --git a/arch/sparc/kernel/utrap.S b/arch/sparc/kernel/utrap.S
index c731e8023d3e..7a2d9a9bea59 100644
--- a/arch/sparc/kernel/utrap.S
+++ b/arch/sparc/kernel/utrap.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.globl utrap_trap
.type utrap_trap,#function
utrap_trap: /* %g3=handler,%g4=level */
diff --git a/arch/sparc/kernel/vio.c b/arch/sparc/kernel/vio.c
index da1ac3f22b24..1a0fa10cb6b7 100644
--- a/arch/sparc/kernel/vio.c
+++ b/arch/sparc/kernel/vio.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* vio.c: Virtual I/O channel devices probing infrastructure.
*
* Copyright (c) 2003-2005 IBM Corp.
diff --git a/arch/sparc/kernel/viohs.c b/arch/sparc/kernel/viohs.c
index dcd278f29573..c858f5f3ce2c 100644
--- a/arch/sparc/kernel/viohs.c
+++ b/arch/sparc/kernel/viohs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* viohs.c: LDOM Virtual I/O handshake helper layer.
*
* Copyright (C) 2007 David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/kernel/visemul.c b/arch/sparc/kernel/visemul.c
index 8f35eea2103a..64ed80ed6cc2 100644
--- a/arch/sparc/kernel/visemul.c
+++ b/arch/sparc/kernel/visemul.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* visemul.c: Emulation of VIS instructions.
*
* Copyright (C) 2006 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/kernel/vmlinux.lds.S b/arch/sparc/kernel/vmlinux.lds.S
index d78847d56a4b..5a2344574f39 100644
--- a/arch/sparc/kernel/vmlinux.lds.S
+++ b/arch/sparc/kernel/vmlinux.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* ld script for sparc32/sparc64 kernel */
#include <asm-generic/vmlinux.lds.h>
diff --git a/arch/sparc/kernel/windows.c b/arch/sparc/kernel/windows.c
index 435a467b0595..69a6ba6e9293 100644
--- a/arch/sparc/kernel/windows.c
+++ b/arch/sparc/kernel/windows.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* windows.c: Routines to deal with register window management
* at the C-code level.
*
diff --git a/arch/sparc/kernel/winfixup.S b/arch/sparc/kernel/winfixup.S
index 1ee173cc3c39..448accee090f 100644
--- a/arch/sparc/kernel/winfixup.S
+++ b/arch/sparc/kernel/winfixup.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* winfixup.S: Handle cases where user stack pointer is found to be bogus.
*
* Copyright (C) 1997, 2006 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/kernel/wof.S b/arch/sparc/kernel/wof.S
index 28a7bc69f82b..96a3a112423a 100644
--- a/arch/sparc/kernel/wof.S
+++ b/arch/sparc/kernel/wof.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* wof.S: Sparc window overflow handler.
*
diff --git a/arch/sparc/kernel/wuf.S b/arch/sparc/kernel/wuf.S
index 2c21cc59683e..1a4ca490e9c2 100644
--- a/arch/sparc/kernel/wuf.S
+++ b/arch/sparc/kernel/wuf.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* wuf.S: Window underflow trap handler for the Sparc.
*
diff --git a/arch/sparc/lib/GENbzero.S b/arch/sparc/lib/GENbzero.S
index 2fbf6297d57c..63d618857d49 100644
--- a/arch/sparc/lib/GENbzero.S
+++ b/arch/sparc/lib/GENbzero.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* GENbzero.S: Generic sparc64 memset/clear_user.
*
* Copyright (C) 2007 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/lib/GENcopy_from_user.S b/arch/sparc/lib/GENcopy_from_user.S
index 8aa16ef113f2..6891a5678ea3 100644
--- a/arch/sparc/lib/GENcopy_from_user.S
+++ b/arch/sparc/lib/GENcopy_from_user.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* GENcopy_from_user.S: Generic sparc64 copy from userspace.
*
* Copyright (C) 2007 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/lib/GENcopy_to_user.S b/arch/sparc/lib/GENcopy_to_user.S
index 311c8fa5e98e..df75b532a934 100644
--- a/arch/sparc/lib/GENcopy_to_user.S
+++ b/arch/sparc/lib/GENcopy_to_user.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* GENcopy_to_user.S: Generic sparc64 copy to userspace.
*
* Copyright (C) 2007 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/lib/GENmemcpy.S b/arch/sparc/lib/GENmemcpy.S
index 059ea24ad73d..114340a0d36e 100644
--- a/arch/sparc/lib/GENmemcpy.S
+++ b/arch/sparc/lib/GENmemcpy.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* GENmemcpy.S: Generic sparc64 memcpy.
*
* Copyright (C) 2007 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/lib/GENpage.S b/arch/sparc/lib/GENpage.S
index 2ef9d05f21bc..c143c4d1de3f 100644
--- a/arch/sparc/lib/GENpage.S
+++ b/arch/sparc/lib/GENpage.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* GENpage.S: Generic clear and copy page.
*
* Copyright (C) 2007 (davem@davemloft.net)
diff --git a/arch/sparc/lib/GENpatch.S b/arch/sparc/lib/GENpatch.S
index 95e2f1f9e477..1ec1f02c8b7b 100644
--- a/arch/sparc/lib/GENpatch.S
+++ b/arch/sparc/lib/GENpatch.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* GENpatch.S: Patch Ultra-I routines with generic variant.
*
* Copyright (C) 2007 David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/lib/Makefile b/arch/sparc/lib/Makefile
index a1a2d39ec96e..44829a8dc458 100644
--- a/arch/sparc/lib/Makefile
+++ b/arch/sparc/lib/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for Sparc library files..
#
diff --git a/arch/sparc/lib/NG2copy_from_user.S b/arch/sparc/lib/NG2copy_from_user.S
index 0d8a018118c2..e57bc514f538 100644
--- a/arch/sparc/lib/NG2copy_from_user.S
+++ b/arch/sparc/lib/NG2copy_from_user.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* NG2copy_from_user.S: Niagara-2 optimized copy from userspace.
*
* Copyright (C) 2007 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/lib/NG2copy_to_user.S b/arch/sparc/lib/NG2copy_to_user.S
index a7a0ea0d8a0b..367c0bf01518 100644
--- a/arch/sparc/lib/NG2copy_to_user.S
+++ b/arch/sparc/lib/NG2copy_to_user.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* NG2copy_to_user.S: Niagara-2 optimized copy to userspace.
*
* Copyright (C) 2007 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/lib/NG2memcpy.S b/arch/sparc/lib/NG2memcpy.S
index 64dcd6cdb606..bcb21b3a82f1 100644
--- a/arch/sparc/lib/NG2memcpy.S
+++ b/arch/sparc/lib/NG2memcpy.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* NG2memcpy.S: Niagara-2 optimized memcpy.
*
* Copyright (C) 2007 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/lib/NG2patch.S b/arch/sparc/lib/NG2patch.S
index 56ccc19adde8..72431b24491a 100644
--- a/arch/sparc/lib/NG2patch.S
+++ b/arch/sparc/lib/NG2patch.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* NG2patch.S: Patch Ultra-I routines with Niagara-2 variant.
*
* Copyright (C) 2007 David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/lib/NG4clear_page.S b/arch/sparc/lib/NG4clear_page.S
index e16c88204a42..97e2678d042a 100644
--- a/arch/sparc/lib/NG4clear_page.S
+++ b/arch/sparc/lib/NG4clear_page.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* NG4copy_page.S: Niagara-4 optimized clear page.
*
* Copyright (C) 2012 (davem@davemloft.net)
diff --git a/arch/sparc/lib/NG4copy_from_user.S b/arch/sparc/lib/NG4copy_from_user.S
index 5bb506bd61fa..0cac15a6db3c 100644
--- a/arch/sparc/lib/NG4copy_from_user.S
+++ b/arch/sparc/lib/NG4copy_from_user.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* NG4copy_from_user.S: Niagara-4 optimized copy from userspace.
*
* Copyright (C) 2012 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/lib/NG4copy_page.S b/arch/sparc/lib/NG4copy_page.S
index 28504e88c535..581062f8ba5f 100644
--- a/arch/sparc/lib/NG4copy_page.S
+++ b/arch/sparc/lib/NG4copy_page.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* NG4copy_page.S: Niagara-4 optimized copy page.
*
* Copyright (C) 2012 (davem@davemloft.net)
diff --git a/arch/sparc/lib/NG4copy_to_user.S b/arch/sparc/lib/NG4copy_to_user.S
index a82d4d45fc1c..c5c9abb3cb77 100644
--- a/arch/sparc/lib/NG4copy_to_user.S
+++ b/arch/sparc/lib/NG4copy_to_user.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* NG4copy_to_user.S: Niagara-4 optimized copy to userspace.
*
* Copyright (C) 2012 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/lib/NG4memcpy.S b/arch/sparc/lib/NG4memcpy.S
index b5dacd1d2078..7ad58ebe0d00 100644
--- a/arch/sparc/lib/NG4memcpy.S
+++ b/arch/sparc/lib/NG4memcpy.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* NG4memcpy.S: Niagara-4 optimized memcpy.
*
* Copyright (C) 2012 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/lib/NG4memset.S b/arch/sparc/lib/NG4memset.S
index 7c0c81f18837..f81ee5419e2c 100644
--- a/arch/sparc/lib/NG4memset.S
+++ b/arch/sparc/lib/NG4memset.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* NG4memset.S: Niagara-4 optimized memset/bzero.
*
* Copyright (C) 2012 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/lib/NG4patch.S b/arch/sparc/lib/NG4patch.S
index 3cc0f8cc95df..aa58ab39f9a6 100644
--- a/arch/sparc/lib/NG4patch.S
+++ b/arch/sparc/lib/NG4patch.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* NG4patch.S: Patch Ultra-I routines with Niagara-4 variant.
*
* Copyright (C) 2012 David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/lib/NGbzero.S b/arch/sparc/lib/NGbzero.S
index 33053bdf3766..19327614d57d 100644
--- a/arch/sparc/lib/NGbzero.S
+++ b/arch/sparc/lib/NGbzero.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* NGbzero.S: Niagara optimized memset/clear_user.
*
* Copyright (C) 2006 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/lib/NGcopy_from_user.S b/arch/sparc/lib/NGcopy_from_user.S
index 2333b6f3e824..9abc49fcdbbe 100644
--- a/arch/sparc/lib/NGcopy_from_user.S
+++ b/arch/sparc/lib/NGcopy_from_user.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* NGcopy_from_user.S: Niagara optimized copy from userspace.
*
* Copyright (C) 2006, 2007 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/lib/NGcopy_to_user.S b/arch/sparc/lib/NGcopy_to_user.S
index 07ba20bc4ea4..9cbe2f18e5cc 100644
--- a/arch/sparc/lib/NGcopy_to_user.S
+++ b/arch/sparc/lib/NGcopy_to_user.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* NGcopy_to_user.S: Niagara optimized copy to userspace.
*
* Copyright (C) 2006, 2007 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/lib/NGmemcpy.S b/arch/sparc/lib/NGmemcpy.S
index cd654a719b27..8e4d22a6ba0b 100644
--- a/arch/sparc/lib/NGmemcpy.S
+++ b/arch/sparc/lib/NGmemcpy.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* NGmemcpy.S: Niagara optimized memcpy.
*
* Copyright (C) 2006, 2007 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/lib/NGpage.S b/arch/sparc/lib/NGpage.S
index 423d46e2258b..88fec7818065 100644
--- a/arch/sparc/lib/NGpage.S
+++ b/arch/sparc/lib/NGpage.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* NGpage.S: Niagara optimize clear and copy page.
*
* Copyright (C) 2006 (davem@davemloft.net)
diff --git a/arch/sparc/lib/NGpatch.S b/arch/sparc/lib/NGpatch.S
index 62ccda7e7b38..e9f843f1063e 100644
--- a/arch/sparc/lib/NGpatch.S
+++ b/arch/sparc/lib/NGpatch.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* NGpatch.S: Patch Ultra-I routines with Niagara variant.
*
* Copyright (C) 2006 David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/lib/PeeCeeI.c b/arch/sparc/lib/PeeCeeI.c
index e6d183675990..cde4c9a51b2e 100644
--- a/arch/sparc/lib/PeeCeeI.c
+++ b/arch/sparc/lib/PeeCeeI.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* PeeCeeI.c: The emerging standard...
*
diff --git a/arch/sparc/lib/U1copy_from_user.S b/arch/sparc/lib/U1copy_from_user.S
index 9a6e68a9bf4a..bf08d1c78836 100644
--- a/arch/sparc/lib/U1copy_from_user.S
+++ b/arch/sparc/lib/U1copy_from_user.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* U1copy_from_user.S: UltraSparc-I/II/IIi/IIe optimized copy from userspace.
*
* Copyright (C) 1999, 2000, 2004 David S. Miller (davem@redhat.com)
diff --git a/arch/sparc/lib/U1copy_to_user.S b/arch/sparc/lib/U1copy_to_user.S
index d7b28491eddf..15169851e7ab 100644
--- a/arch/sparc/lib/U1copy_to_user.S
+++ b/arch/sparc/lib/U1copy_to_user.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* U1copy_to_user.S: UltraSparc-I/II/IIi/IIe optimized copy to userspace.
*
* Copyright (C) 1999, 2000, 2004 David S. Miller (davem@redhat.com)
diff --git a/arch/sparc/lib/U1memcpy.S b/arch/sparc/lib/U1memcpy.S
index 4f0d50b33a72..a6f4ee391897 100644
--- a/arch/sparc/lib/U1memcpy.S
+++ b/arch/sparc/lib/U1memcpy.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* U1memcpy.S: UltraSPARC-I/II/IIi/IIe optimized memcpy.
*
* Copyright (C) 1997, 2004 David S. Miller (davem@redhat.com)
diff --git a/arch/sparc/lib/U3copy_from_user.S b/arch/sparc/lib/U3copy_from_user.S
index db73010a1af8..9c891e9edc7b 100644
--- a/arch/sparc/lib/U3copy_from_user.S
+++ b/arch/sparc/lib/U3copy_from_user.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* U3copy_from_user.S: UltraSparc-III optimized copy from userspace.
*
* Copyright (C) 1999, 2000, 2004 David S. Miller (davem@redhat.com)
diff --git a/arch/sparc/lib/U3copy_to_user.S b/arch/sparc/lib/U3copy_to_user.S
index f48fb87fe9f2..da424608272c 100644
--- a/arch/sparc/lib/U3copy_to_user.S
+++ b/arch/sparc/lib/U3copy_to_user.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* U3copy_to_user.S: UltraSparc-III optimized copy to userspace.
*
* Copyright (C) 1999, 2000, 2004 David S. Miller (davem@redhat.com)
diff --git a/arch/sparc/lib/U3memcpy.S b/arch/sparc/lib/U3memcpy.S
index f9b42b3c63b0..9248d59c734c 100644
--- a/arch/sparc/lib/U3memcpy.S
+++ b/arch/sparc/lib/U3memcpy.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* U3memcpy.S: UltraSparc-III optimized memcpy.
*
* Copyright (C) 1999, 2000, 2004 David S. Miller (davem@redhat.com)
diff --git a/arch/sparc/lib/U3patch.S b/arch/sparc/lib/U3patch.S
index 91cd6539b6e1..9a888088f3c9 100644
--- a/arch/sparc/lib/U3patch.S
+++ b/arch/sparc/lib/U3patch.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* U3patch.S: Patch Ultra-I routines with Ultra-III variant.
*
* Copyright (C) 2004 David S. Miller <davem@redhat.com>
diff --git a/arch/sparc/lib/VISsave.S b/arch/sparc/lib/VISsave.S
index 1c7b6a39b942..9c8eb2017d5b 100644
--- a/arch/sparc/lib/VISsave.S
+++ b/arch/sparc/lib/VISsave.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* VISsave.S: Code for saving FPU register state for
* VIS routines. One should not call this directly,
diff --git a/arch/sparc/lib/ashldi3.S b/arch/sparc/lib/ashldi3.S
index c8b1cf71bc73..2d72de88af90 100644
--- a/arch/sparc/lib/ashldi3.S
+++ b/arch/sparc/lib/ashldi3.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ashldi3.S: GCC emits these for certain drivers playing
* with long longs.
diff --git a/arch/sparc/lib/ashrdi3.S b/arch/sparc/lib/ashrdi3.S
index 4310256e7964..05dfda9f5005 100644
--- a/arch/sparc/lib/ashrdi3.S
+++ b/arch/sparc/lib/ashrdi3.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ashrdi3.S: The filesystem code creates all kinds of references to
* this little routine on the sparc with gcc.
diff --git a/arch/sparc/lib/atomic32.c b/arch/sparc/lib/atomic32.c
index 2c373329d5cb..5010df497387 100644
--- a/arch/sparc/lib/atomic32.c
+++ b/arch/sparc/lib/atomic32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* atomic32.c: 32-bit atomic_t implementation
*
diff --git a/arch/sparc/lib/atomic_64.S b/arch/sparc/lib/atomic_64.S
index ce17c3094ba6..456b65a30ecf 100644
--- a/arch/sparc/lib/atomic_64.S
+++ b/arch/sparc/lib/atomic_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* atomic.S: These things are too big to do inline.
*
* Copyright (C) 1999, 2007 2012 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/lib/bitext.c b/arch/sparc/lib/bitext.c
index 8ec4e9c0251a..32a5c1d9459c 100644
--- a/arch/sparc/lib/bitext.c
+++ b/arch/sparc/lib/bitext.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* bitext.c: kernel little helper (of bit shuffling variety).
*
diff --git a/arch/sparc/lib/bitops.S b/arch/sparc/lib/bitops.S
index 7031bf1587cb..9d647f977618 100644
--- a/arch/sparc/lib/bitops.S
+++ b/arch/sparc/lib/bitops.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* bitops.S: Sparc64 atomic bit operations.
*
* Copyright (C) 2000, 2007 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/lib/blockops.S b/arch/sparc/lib/blockops.S
index 1f2692d59d18..76ddd1ff6833 100644
--- a/arch/sparc/lib/blockops.S
+++ b/arch/sparc/lib/blockops.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* blockops.S: Common block zero optimized routines.
*
diff --git a/arch/sparc/lib/bzero.S b/arch/sparc/lib/bzero.S
index 3bb1914c4fa4..87fec4cbe10c 100644
--- a/arch/sparc/lib/bzero.S
+++ b/arch/sparc/lib/bzero.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* bzero.S: Simple prefetching memset, bzero, and clear_user
* implementations.
*
diff --git a/arch/sparc/lib/checksum_32.S b/arch/sparc/lib/checksum_32.S
index c9d8b6232111..6a5469c97246 100644
--- a/arch/sparc/lib/checksum_32.S
+++ b/arch/sparc/lib/checksum_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* checksum.S: Sparc optimized checksum code.
*
* Copyright(C) 1995 Linus Torvalds
diff --git a/arch/sparc/lib/checksum_64.S b/arch/sparc/lib/checksum_64.S
index 6cfa521f444d..9700ef1730df 100644
--- a/arch/sparc/lib/checksum_64.S
+++ b/arch/sparc/lib/checksum_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* checksum.S: Sparc V9 optimized checksum code.
*
* Copyright(C) 1995 Linus Torvalds
diff --git a/arch/sparc/lib/clear_page.S b/arch/sparc/lib/clear_page.S
index f30d6b78afbd..8a6c783a6301 100644
--- a/arch/sparc/lib/clear_page.S
+++ b/arch/sparc/lib/clear_page.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* clear_page.S: UltraSparc optimized clear page.
*
* Copyright (C) 1996, 1998, 1999, 2000, 2004 David S. Miller (davem@redhat.com)
diff --git a/arch/sparc/lib/cmpdi2.c b/arch/sparc/lib/cmpdi2.c
index 8c1306437ed1..333367fe7353 100644
--- a/arch/sparc/lib/cmpdi2.c
+++ b/arch/sparc/lib/cmpdi2.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
#include "libgcc.h"
diff --git a/arch/sparc/lib/copy_in_user.S b/arch/sparc/lib/copy_in_user.S
index 1b73bb80aeb0..66e90bf528e2 100644
--- a/arch/sparc/lib/copy_in_user.S
+++ b/arch/sparc/lib/copy_in_user.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* copy_in_user.S: Copy from userspace to userspace.
*
* Copyright (C) 1999, 2000, 2004 David S. Miller (davem@redhat.com)
diff --git a/arch/sparc/lib/copy_page.S b/arch/sparc/lib/copy_page.S
index 7197b7250895..c088e871e8e3 100644
--- a/arch/sparc/lib/copy_page.S
+++ b/arch/sparc/lib/copy_page.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* clear_page.S: UltraSparc optimized copy page.
*
* Copyright (C) 1996, 1998, 1999, 2000, 2004 David S. Miller (davem@redhat.com)
diff --git a/arch/sparc/lib/copy_user.S b/arch/sparc/lib/copy_user.S
index bc243ee807cc..dc72f2b970b7 100644
--- a/arch/sparc/lib/copy_user.S
+++ b/arch/sparc/lib/copy_user.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* copy_user.S: Sparc optimized copy_from_user and copy_to_user code.
*
* Copyright(C) 1995 Linus Torvalds
diff --git a/arch/sparc/lib/csum_copy.S b/arch/sparc/lib/csum_copy.S
index b1051e77c49a..26c644ba3ecb 100644
--- a/arch/sparc/lib/csum_copy.S
+++ b/arch/sparc/lib/csum_copy.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* csum_copy.S: Checksum+copy code for sparc64
*
* Copyright (C) 2005 David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/lib/csum_copy_from_user.S b/arch/sparc/lib/csum_copy_from_user.S
index e0304e6a2242..d20b9594f0c7 100644
--- a/arch/sparc/lib/csum_copy_from_user.S
+++ b/arch/sparc/lib/csum_copy_from_user.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* csum_copy_from_user.S: Checksum+copy from userspace.
*
* Copyright (C) 2005 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/lib/csum_copy_to_user.S b/arch/sparc/lib/csum_copy_to_user.S
index afd01acc587c..d71c0c81e8ab 100644
--- a/arch/sparc/lib/csum_copy_to_user.S
+++ b/arch/sparc/lib/csum_copy_to_user.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* csum_copy_to_user.S: Checksum+copy to userspace.
*
* Copyright (C) 2005 David S. Miller (davem@davemloft.net)
diff --git a/arch/sparc/lib/ffs.S b/arch/sparc/lib/ffs.S
index 23aab144d28e..5a11d864fa05 100644
--- a/arch/sparc/lib/ffs.S
+++ b/arch/sparc/lib/ffs.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/export.h>
diff --git a/arch/sparc/lib/hweight.S b/arch/sparc/lib/hweight.S
index d21cf20e5c1e..e5547b22cd18 100644
--- a/arch/sparc/lib/hweight.S
+++ b/arch/sparc/lib/hweight.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/export.h>
diff --git a/arch/sparc/lib/iomap.c b/arch/sparc/lib/iomap.c
index c4d42a50ebc0..c9da9f139694 100644
--- a/arch/sparc/lib/iomap.c
+++ b/arch/sparc/lib/iomap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Implement the sparc iomap interfaces
*/
diff --git a/arch/sparc/lib/ipcsum.S b/arch/sparc/lib/ipcsum.S
index 5d61648b53dd..531d89c9d5d9 100644
--- a/arch/sparc/lib/ipcsum.S
+++ b/arch/sparc/lib/ipcsum.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/export.h>
diff --git a/arch/sparc/lib/libgcc.h b/arch/sparc/lib/libgcc.h
index b84fd797f3ea..79845c941b87 100644
--- a/arch/sparc/lib/libgcc.h
+++ b/arch/sparc/lib/libgcc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_LIBGCC_H
#define __ASM_LIBGCC_H
diff --git a/arch/sparc/lib/locks.S b/arch/sparc/lib/locks.S
index f38c4e59d078..9a1289a3fb28 100644
--- a/arch/sparc/lib/locks.S
+++ b/arch/sparc/lib/locks.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* locks.S: SMP low-level lock primitives on Sparc.
*
diff --git a/arch/sparc/lib/lshrdi3.S b/arch/sparc/lib/lshrdi3.S
index c9b9373f8d81..509ca6682da8 100644
--- a/arch/sparc/lib/lshrdi3.S
+++ b/arch/sparc/lib/lshrdi3.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/export.h>
diff --git a/arch/sparc/lib/mcount.S b/arch/sparc/lib/mcount.S
index 194f383611c0..deba6fa0bc78 100644
--- a/arch/sparc/lib/mcount.S
+++ b/arch/sparc/lib/mcount.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2000 Anton Blanchard (anton@linuxcare.com)
*
diff --git a/arch/sparc/lib/memcmp.S b/arch/sparc/lib/memcmp.S
index cee7f30dbb61..a18076ef5af1 100644
--- a/arch/sparc/lib/memcmp.S
+++ b/arch/sparc/lib/memcmp.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Sparc optimized memcmp code.
*
* Copyright (C) 1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
diff --git a/arch/sparc/lib/memcpy.S b/arch/sparc/lib/memcpy.S
index 8913feaa7ac7..ee823d8c9215 100644
--- a/arch/sparc/lib/memcpy.S
+++ b/arch/sparc/lib/memcpy.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* memcpy.S: Sparc optimized memcpy and memmove code
* Hand optimized from GNU libc's memcpy and memmove
* Copyright (C) 1991,1996 Free Software Foundation
diff --git a/arch/sparc/lib/memmove.S b/arch/sparc/lib/memmove.S
index 012cdb6ca467..3132b6316144 100644
--- a/arch/sparc/lib/memmove.S
+++ b/arch/sparc/lib/memmove.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* memmove.S: Simple memmove implementation.
*
* Copyright (C) 1997, 2004 David S. Miller (davem@redhat.com)
diff --git a/arch/sparc/lib/memscan_32.S b/arch/sparc/lib/memscan_32.S
index 51ce690c42a8..c4c2d5b3a2e9 100644
--- a/arch/sparc/lib/memscan_32.S
+++ b/arch/sparc/lib/memscan_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* memscan.S: Optimized memscan for the Sparc.
*
diff --git a/arch/sparc/lib/memscan_64.S b/arch/sparc/lib/memscan_64.S
index 5efee1f4be36..36dd638905c3 100644
--- a/arch/sparc/lib/memscan_64.S
+++ b/arch/sparc/lib/memscan_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* memscan.S: Optimized memscan for Sparc64.
*
diff --git a/arch/sparc/lib/memset.S b/arch/sparc/lib/memset.S
index e23338dbfc43..b89d42b29e34 100644
--- a/arch/sparc/lib/memset.S
+++ b/arch/sparc/lib/memset.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* linux/arch/sparc/lib/memset.S: Sparc optimized memset, bzero and clear_user code
* Copyright (C) 1991,1996 Free Software Foundation
* Copyright (C) 1996,1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
diff --git a/arch/sparc/lib/multi3.S b/arch/sparc/lib/multi3.S
index 703127aaf4a5..2f187b299345 100644
--- a/arch/sparc/lib/multi3.S
+++ b/arch/sparc/lib/multi3.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/export.h>
diff --git a/arch/sparc/lib/strlen.S b/arch/sparc/lib/strlen.S
index ca0e7077e871..dd111bbad5df 100644
--- a/arch/sparc/lib/strlen.S
+++ b/arch/sparc/lib/strlen.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* strlen.S: Sparc optimized strlen code
* Hand optimized from GNU libc's strlen
* Copyright (C) 1991,1996 Free Software Foundation
diff --git a/arch/sparc/lib/strncmp_32.S b/arch/sparc/lib/strncmp_32.S
index e3fe014813af..794733f036b6 100644
--- a/arch/sparc/lib/strncmp_32.S
+++ b/arch/sparc/lib/strncmp_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* strncmp.S: Hand optimized Sparc assembly of GCC output from GNU libc
* generic strncmp routine.
diff --git a/arch/sparc/lib/strncmp_64.S b/arch/sparc/lib/strncmp_64.S
index efb5f884330d..3d37d65f674c 100644
--- a/arch/sparc/lib/strncmp_64.S
+++ b/arch/sparc/lib/strncmp_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Sparc64 optimized strncmp code.
*
diff --git a/arch/sparc/lib/ucmpdi2.c b/arch/sparc/lib/ucmpdi2.c
index 1e06ed500682..82c1cccb1264 100644
--- a/arch/sparc/lib/ucmpdi2.c
+++ b/arch/sparc/lib/ucmpdi2.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
#include "libgcc.h"
diff --git a/arch/sparc/lib/xor.S b/arch/sparc/lib/xor.S
index 45a49cb618b5..f6af7c7ee6fc 100644
--- a/arch/sparc/lib/xor.S
+++ b/arch/sparc/lib/xor.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/sparc64/lib/xor.S
*
diff --git a/arch/sparc/math-emu/math_32.c b/arch/sparc/math-emu/math_32.c
index 4d7e0fff054f..72e560ef4a09 100644
--- a/arch/sparc/math-emu/math_32.c
+++ b/arch/sparc/math-emu/math_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/sparc/math-emu/math.c
*
diff --git a/arch/sparc/math-emu/math_64.c b/arch/sparc/math-emu/math_64.c
index 9647051853d3..1379dee26a65 100644
--- a/arch/sparc/math-emu/math_64.c
+++ b/arch/sparc/math-emu/math_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/sparc64/math-emu/math.c
*
diff --git a/arch/sparc/math-emu/sfp-util_32.h b/arch/sparc/math-emu/sfp-util_32.h
index bb587d5f3d9d..b57375ff28ee 100644
--- a/arch/sparc/math-emu/sfp-util_32.h
+++ b/arch/sparc/math-emu/sfp-util_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/types.h>
diff --git a/arch/sparc/math-emu/sfp-util_64.h b/arch/sparc/math-emu/sfp-util_64.h
index 51320a861cc2..8fdb55aae9c8 100644
--- a/arch/sparc/math-emu/sfp-util_64.h
+++ b/arch/sparc/math-emu/sfp-util_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/sparc64/math-emu/sfp-util.h
*
diff --git a/arch/sparc/mm/Makefile b/arch/sparc/mm/Makefile
index 30c3eccfdf5a..d39075b1e3b7 100644
--- a/arch/sparc/mm/Makefile
+++ b/arch/sparc/mm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for the linux Sparc-specific parts of the memory manager.
#
diff --git a/arch/sparc/mm/extable.c b/arch/sparc/mm/extable.c
index 2422511dc8c5..241b40641873 100644
--- a/arch/sparc/mm/extable.c
+++ b/arch/sparc/mm/extable.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/sparc/mm/extable.c
*/
diff --git a/arch/sparc/mm/fault_32.c b/arch/sparc/mm/fault_32.c
index 4714061d6cd3..be3136f142a9 100644
--- a/arch/sparc/mm/fault_32.c
+++ b/arch/sparc/mm/fault_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* fault.c: Page fault handlers for the Sparc.
*
diff --git a/arch/sparc/mm/fault_64.c b/arch/sparc/mm/fault_64.c
index b84c4dd14954..815c03d7a765 100644
--- a/arch/sparc/mm/fault_64.c
+++ b/arch/sparc/mm/fault_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/sparc64/mm/fault.c: Page fault handlers for the 64-bit Sparc.
*
diff --git a/arch/sparc/mm/gup.c b/arch/sparc/mm/gup.c
index d809099ffd47..5335ba3c850e 100644
--- a/arch/sparc/mm/gup.c
+++ b/arch/sparc/mm/gup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Lockless get_user_pages_fast for sparc, cribbed from powerpc
*
diff --git a/arch/sparc/mm/highmem.c b/arch/sparc/mm/highmem.c
index a454ec5ff07a..86bc2a58d26c 100644
--- a/arch/sparc/mm/highmem.c
+++ b/arch/sparc/mm/highmem.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* highmem.c: virtual kernel memory mappings for high memory
*
diff --git a/arch/sparc/mm/hugetlbpage.c b/arch/sparc/mm/hugetlbpage.c
index bcd8cdbc377f..5078b7f68890 100644
--- a/arch/sparc/mm/hugetlbpage.c
+++ b/arch/sparc/mm/hugetlbpage.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* SPARC64 Huge TLB page support.
*
diff --git a/arch/sparc/mm/hypersparc.S b/arch/sparc/mm/hypersparc.S
index 969f96450f69..66885a8dc50a 100644
--- a/arch/sparc/mm/hypersparc.S
+++ b/arch/sparc/mm/hypersparc.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* hypersparc.S: High speed Hypersparc mmu/cache operations.
*
diff --git a/arch/sparc/mm/init_32.c b/arch/sparc/mm/init_32.c
index 3bd0d513bddb..95fe4f081ba3 100644
--- a/arch/sparc/mm/init_32.c
+++ b/arch/sparc/mm/init_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/sparc/mm/init.c
*
diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c
index b2ba410b26f4..61bdc1270d19 100644
--- a/arch/sparc/mm/init_64.c
+++ b/arch/sparc/mm/init_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/sparc64/mm/init.c
*
diff --git a/arch/sparc/mm/init_64.h b/arch/sparc/mm/init_64.h
index a4c09603b05c..d920a75b5f14 100644
--- a/arch/sparc/mm/init_64.h
+++ b/arch/sparc/mm/init_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_MM_INIT_H
#define _SPARC64_MM_INIT_H
diff --git a/arch/sparc/mm/io-unit.c b/arch/sparc/mm/io-unit.c
index 338fb71535de..c8cb27d3ea75 100644
--- a/arch/sparc/mm/io-unit.c
+++ b/arch/sparc/mm/io-unit.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* io-unit.c: IO-UNIT specific routines for memory management.
*
diff --git a/arch/sparc/mm/iommu.c b/arch/sparc/mm/iommu.c
index 491511d37e37..2c5f8a648f8c 100644
--- a/arch/sparc/mm/iommu.c
+++ b/arch/sparc/mm/iommu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* iommu.c: IOMMU specific routines for memory management.
*
diff --git a/arch/sparc/mm/leon_mm.c b/arch/sparc/mm/leon_mm.c
index 3b17b6f7895a..ec61ff1f96b7 100644
--- a/arch/sparc/mm/leon_mm.c
+++ b/arch/sparc/mm/leon_mm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/sparc/mm/leon_m.c
*
diff --git a/arch/sparc/mm/mm_32.h b/arch/sparc/mm/mm_32.h
index a6c27ca9a721..0d0b06e952a5 100644
--- a/arch/sparc/mm/mm_32.h
+++ b/arch/sparc/mm/mm_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* fault_32.c - visible as they are called from assembler */
asmlinkage int lookup_fault(unsigned long pc, unsigned long ret_pc,
unsigned long address);
diff --git a/arch/sparc/mm/srmmu.c b/arch/sparc/mm/srmmu.c
index 8e76ebba2986..1d70c3f6d986 100644
--- a/arch/sparc/mm/srmmu.c
+++ b/arch/sparc/mm/srmmu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* srmmu.c: SRMMU specific routines for memory management.
*
diff --git a/arch/sparc/mm/srmmu_access.S b/arch/sparc/mm/srmmu_access.S
index d0a67b2c2383..d8d2e644a5ca 100644
--- a/arch/sparc/mm/srmmu_access.S
+++ b/arch/sparc/mm/srmmu_access.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Assembler variants of srmmu access functions.
* Implemented in assembler to allow run-time patching.
* LEON uses a different ASI for MMUREGS than SUN.
diff --git a/arch/sparc/mm/swift.S b/arch/sparc/mm/swift.S
index 5d2b88d39424..f414bfd8d899 100644
--- a/arch/sparc/mm/swift.S
+++ b/arch/sparc/mm/swift.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* swift.S: MicroSparc-II mmu/cache operations.
*
diff --git a/arch/sparc/mm/tlb.c b/arch/sparc/mm/tlb.c
index ee8066c3d96c..4ae86bc0d35c 100644
--- a/arch/sparc/mm/tlb.c
+++ b/arch/sparc/mm/tlb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* arch/sparc64/mm/tlb.c
*
* Copyright (C) 2004 David S. Miller <davem@redhat.com>
diff --git a/arch/sparc/mm/tsb.c b/arch/sparc/mm/tsb.c
index 0d4b998c7d7b..75a04c1a2383 100644
--- a/arch/sparc/mm/tsb.c
+++ b/arch/sparc/mm/tsb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* arch/sparc64/mm/tsb.c
*
* Copyright (C) 2006, 2008 David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/mm/tsunami.S b/arch/sparc/mm/tsunami.S
index bf10a345fa8b..62b742df65dc 100644
--- a/arch/sparc/mm/tsunami.S
+++ b/arch/sparc/mm/tsunami.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* tsunami.S: High speed MicroSparc-I mmu/cache operations.
*
diff --git a/arch/sparc/mm/ultra.S b/arch/sparc/mm/ultra.S
index fcf4d27a38fb..d245f89d1395 100644
--- a/arch/sparc/mm/ultra.S
+++ b/arch/sparc/mm/ultra.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ultra.S: Don't expand these all over the place...
*
diff --git a/arch/sparc/mm/viking.S b/arch/sparc/mm/viking.S
index 852257fcc82b..adaef6e7b8cf 100644
--- a/arch/sparc/mm/viking.S
+++ b/arch/sparc/mm/viking.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* viking.S: High speed Viking cache/mmu operations
*
diff --git a/arch/sparc/net/bpf_jit_32.h b/arch/sparc/net/bpf_jit_32.h
index d5c069bff5f9..cfd6a8be0eb4 100644
--- a/arch/sparc/net/bpf_jit_32.h
+++ b/arch/sparc/net/bpf_jit_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BPF_JIT_H
#define _BPF_JIT_H
diff --git a/arch/sparc/net/bpf_jit_64.h b/arch/sparc/net/bpf_jit_64.h
index 74abd45796ea..428f7fd19175 100644
--- a/arch/sparc/net/bpf_jit_64.h
+++ b/arch/sparc/net/bpf_jit_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BPF_JIT_H
#define _BPF_JIT_H
diff --git a/arch/sparc/net/bpf_jit_asm_32.S b/arch/sparc/net/bpf_jit_asm_32.S
index dcc402f5738a..a2e28e0464a3 100644
--- a/arch/sparc/net/bpf_jit_asm_32.S
+++ b/arch/sparc/net/bpf_jit_asm_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/ptrace.h>
#include "bpf_jit_32.h"
diff --git a/arch/sparc/net/bpf_jit_asm_64.S b/arch/sparc/net/bpf_jit_asm_64.S
index 3b3f14655f81..7177867052a1 100644
--- a/arch/sparc/net/bpf_jit_asm_64.S
+++ b/arch/sparc/net/bpf_jit_asm_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/ptrace.h>
#include "bpf_jit_64.h"
diff --git a/arch/sparc/net/bpf_jit_comp_32.c b/arch/sparc/net/bpf_jit_comp_32.c
index d193748548e2..09e318eb34ee 100644
--- a/arch/sparc/net/bpf_jit_comp_32.c
+++ b/arch/sparc/net/bpf_jit_comp_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/moduleloader.h>
#include <linux/workqueue.h>
#include <linux/netdevice.h>
diff --git a/arch/sparc/net/bpf_jit_comp_64.c b/arch/sparc/net/bpf_jit_comp_64.c
index c340af7b1371..5765e7e711f7 100644
--- a/arch/sparc/net/bpf_jit_comp_64.c
+++ b/arch/sparc/net/bpf_jit_comp_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/moduleloader.h>
#include <linux/workqueue.h>
#include <linux/netdevice.h>
diff --git a/arch/sparc/power/hibernate.c b/arch/sparc/power/hibernate.c
index df707a8ad311..47b06f4af1f9 100644
--- a/arch/sparc/power/hibernate.c
+++ b/arch/sparc/power/hibernate.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* hibernate.c: Hibernaton support specific for sparc64.
*
diff --git a/arch/sparc/power/hibernate_asm.S b/arch/sparc/power/hibernate_asm.S
index d7d9017dcb15..8cfaf5b6a32e 100644
--- a/arch/sparc/power/hibernate_asm.S
+++ b/arch/sparc/power/hibernate_asm.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* hibernate_asm.S: Hibernaton support specific for sparc64.
*
diff --git a/arch/sparc/prom/Makefile b/arch/sparc/prom/Makefile
index 020300b18c0b..397b79af77f7 100644
--- a/arch/sparc/prom/Makefile
+++ b/arch/sparc/prom/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for the Sun Boot PROM interface library under
# Linux.
#
diff --git a/arch/sparc/prom/bootstr_32.c b/arch/sparc/prom/bootstr_32.c
index d2b49d2365e7..e3b731ff00f0 100644
--- a/arch/sparc/prom/bootstr_32.c
+++ b/arch/sparc/prom/bootstr_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* bootstr.c: Boot string/argument acquisition from the PROM.
*
diff --git a/arch/sparc/prom/bootstr_64.c b/arch/sparc/prom/bootstr_64.c
index 7149e77714a4..f1cc34d99eec 100644
--- a/arch/sparc/prom/bootstr_64.c
+++ b/arch/sparc/prom/bootstr_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* bootstr.c: Boot string/argument acquisition from the PROM.
*
diff --git a/arch/sparc/prom/cif.S b/arch/sparc/prom/cif.S
index 8050f381f518..dd06bb1fb90c 100644
--- a/arch/sparc/prom/cif.S
+++ b/arch/sparc/prom/cif.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* cif.S: PROM entry/exit assembler trampolines.
*
* Copyright (C) 1996, 1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
diff --git a/arch/sparc/prom/console_32.c b/arch/sparc/prom/console_32.c
index 1cfb50f4cb9c..6404e5bbb7e6 100644
--- a/arch/sparc/prom/console_32.c
+++ b/arch/sparc/prom/console_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* console.c: Routines that deal with sending and receiving IO
* to/from the current console device using the PROM.
diff --git a/arch/sparc/prom/console_64.c b/arch/sparc/prom/console_64.c
index f95edcc54fd5..86dace787ae6 100644
--- a/arch/sparc/prom/console_64.c
+++ b/arch/sparc/prom/console_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* console.c: Routines that deal with sending and receiving IO
* to/from the current console device using the PROM.
*
diff --git a/arch/sparc/prom/init_32.c b/arch/sparc/prom/init_32.c
index 9ac30c2b7dba..d20470166cb1 100644
--- a/arch/sparc/prom/init_32.c
+++ b/arch/sparc/prom/init_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* init.c: Initialize internal variables used by the PROM
* library functions.
diff --git a/arch/sparc/prom/init_64.c b/arch/sparc/prom/init_64.c
index 110b0d78b864..103aa9104318 100644
--- a/arch/sparc/prom/init_64.c
+++ b/arch/sparc/prom/init_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* init.c: Initialize internal variables used by the PROM
* library functions.
diff --git a/arch/sparc/prom/memory.c b/arch/sparc/prom/memory.c
index 3f263a64857d..269d6ab5ef5e 100644
--- a/arch/sparc/prom/memory.c
+++ b/arch/sparc/prom/memory.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* memory.c: Prom routine for acquiring various bits of information
* about RAM on the machine, both virtual and physical.
*
diff --git a/arch/sparc/prom/misc_32.c b/arch/sparc/prom/misc_32.c
index 8dc0b6b271e8..625750924860 100644
--- a/arch/sparc/prom/misc_32.c
+++ b/arch/sparc/prom/misc_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* misc.c: Miscellaneous prom functions that don't belong
* anywhere else.
diff --git a/arch/sparc/prom/misc_64.c b/arch/sparc/prom/misc_64.c
index 53a696d3eb3b..aed94cd4a1e7 100644
--- a/arch/sparc/prom/misc_64.c
+++ b/arch/sparc/prom/misc_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* misc.c: Miscellaneous prom functions that don't belong
* anywhere else.
diff --git a/arch/sparc/prom/mp.c b/arch/sparc/prom/mp.c
index 0da8256cf76f..67cf0e957e38 100644
--- a/arch/sparc/prom/mp.c
+++ b/arch/sparc/prom/mp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* mp.c: OpenBoot Prom Multiprocessor support routines. Don't call
* these on a UP or else you will halt and catch fire. ;)
diff --git a/arch/sparc/prom/p1275.c b/arch/sparc/prom/p1275.c
index 545d8bb79b65..889aa602f8d8 100644
--- a/arch/sparc/prom/p1275.c
+++ b/arch/sparc/prom/p1275.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* p1275.c: Sun IEEE 1275 PROM low level interface routines
*
diff --git a/arch/sparc/prom/printf.c b/arch/sparc/prom/printf.c
index d9682f06b3b0..dcee3dfa6de9 100644
--- a/arch/sparc/prom/printf.c
+++ b/arch/sparc/prom/printf.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* printf.c: Internal prom library printf facility.
*
diff --git a/arch/sparc/prom/ranges.c b/arch/sparc/prom/ranges.c
index 6d8dc2aa94ce..20cb828bc5f4 100644
--- a/arch/sparc/prom/ranges.c
+++ b/arch/sparc/prom/ranges.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ranges.c: Handle ranges in newer proms for obio/sbus.
*
diff --git a/arch/sparc/prom/tree_32.c b/arch/sparc/prom/tree_32.c
index f30e8d038f01..0fed89375b74 100644
--- a/arch/sparc/prom/tree_32.c
+++ b/arch/sparc/prom/tree_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* tree.c: Basic device tree traversal/scanning for the Linux
* prom library.
diff --git a/arch/sparc/prom/tree_64.c b/arch/sparc/prom/tree_64.c
index bd1b2a3ac34e..989e7992d629 100644
--- a/arch/sparc/prom/tree_64.c
+++ b/arch/sparc/prom/tree_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* tree.c: Basic device tree traversal/scanning for the Linux
* prom library.
diff --git a/arch/tile/Kconfig b/arch/tile/Kconfig
index 4583c0320059..02f269cfa538 100644
--- a/arch/tile/Kconfig
+++ b/arch/tile/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# For a description of the syntax of this configuration file,
# see Documentation/kbuild/kconfig-language.txt.
diff --git a/arch/tile/Kconfig.debug b/arch/tile/Kconfig.debug
index 19734d3ab1e8..9f665d1a805f 100644
--- a/arch/tile/Kconfig.debug
+++ b/arch/tile/Kconfig.debug
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Kernel hacking"
source "lib/Kconfig.debug"
diff --git a/arch/tile/Makefile b/arch/tile/Makefile
index 4dc380a519d4..8fa0befba32b 100644
--- a/arch/tile/Makefile
+++ b/arch/tile/Makefile
@@ -51,6 +51,8 @@ else
BITS := 32
endif
+CHECKFLAGS += -m$(BITS)
+
head-y := arch/tile/kernel/head_$(BITS).o
libs-y += arch/tile/lib/
diff --git a/arch/tile/gxio/Kconfig b/arch/tile/gxio/Kconfig
index d4e10d58071b..903c8646bdd7 100644
--- a/arch/tile/gxio/Kconfig
+++ b/arch/tile/gxio/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Support direct access to TILE-Gx hardware from user space, via the
# gxio library, or from kernel space, via kernel IORPC support.
config TILE_GXIO
diff --git a/arch/tile/gxio/Makefile b/arch/tile/gxio/Makefile
index 26ae2c727467..fcc903c4cf87 100644
--- a/arch/tile/gxio/Makefile
+++ b/arch/tile/gxio/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Tile-Gx device access support.
#
diff --git a/arch/tile/include/asm/div64.h b/arch/tile/include/asm/div64.h
index 9f765cdf09a5..a0a798344d5f 100644
--- a/arch/tile/include/asm/div64.h
+++ b/arch/tile/include/asm/div64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_TILE_DIV64_H
#define _ASM_TILE_DIV64_H
diff --git a/arch/tile/include/asm/irq_work.h b/arch/tile/include/asm/irq_work.h
index 48af33a61a2c..78d3b6a7b27a 100644
--- a/arch/tile/include/asm/irq_work.h
+++ b/arch/tile/include/asm/irq_work.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_IRQ_WORK_H
#define __ASM_IRQ_WORK_H
diff --git a/arch/tile/include/asm/word-at-a-time.h b/arch/tile/include/asm/word-at-a-time.h
index b66a693c2c34..2f2515867760 100644
--- a/arch/tile/include/asm/word-at-a-time.h
+++ b/arch/tile/include/asm/word-at-a-time.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_WORD_AT_A_TIME_H
#define _ASM_WORD_AT_A_TIME_H
diff --git a/arch/tile/include/uapi/arch/abi.h b/arch/tile/include/uapi/arch/abi.h
index 328e62260272..df161a484730 100644
--- a/arch/tile/include/uapi/arch/abi.h
+++ b/arch/tile/include/uapi/arch/abi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2010 Tilera Corporation. All Rights Reserved.
*
diff --git a/arch/tile/include/uapi/arch/chip.h b/arch/tile/include/uapi/arch/chip.h
index 4c91f90b9369..7f55c6856c89 100644
--- a/arch/tile/include/uapi/arch/chip.h
+++ b/arch/tile/include/uapi/arch/chip.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2010 Tilera Corporation. All Rights Reserved.
*
diff --git a/arch/tile/include/uapi/arch/chip_tilegx.h b/arch/tile/include/uapi/arch/chip_tilegx.h
index ea8e4f2c9483..c2a71a43b21c 100644
--- a/arch/tile/include/uapi/arch/chip_tilegx.h
+++ b/arch/tile/include/uapi/arch/chip_tilegx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2011 Tilera Corporation. All Rights Reserved.
*
diff --git a/arch/tile/include/uapi/arch/chip_tilepro.h b/arch/tile/include/uapi/arch/chip_tilepro.h
index 70017699a74c..a8a3ed144dfe 100644
--- a/arch/tile/include/uapi/arch/chip_tilepro.h
+++ b/arch/tile/include/uapi/arch/chip_tilepro.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2010 Tilera Corporation. All Rights Reserved.
*
diff --git a/arch/tile/include/uapi/arch/icache.h b/arch/tile/include/uapi/arch/icache.h
index 762eafa8a11e..ff85a5d77f16 100644
--- a/arch/tile/include/uapi/arch/icache.h
+++ b/arch/tile/include/uapi/arch/icache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2010 Tilera Corporation. All Rights Reserved.
*
diff --git a/arch/tile/include/uapi/arch/interrupts.h b/arch/tile/include/uapi/arch/interrupts.h
index 20f8f07d2de9..c288b5d82b4d 100644
--- a/arch/tile/include/uapi/arch/interrupts.h
+++ b/arch/tile/include/uapi/arch/interrupts.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2010 Tilera Corporation. All Rights Reserved.
*
diff --git a/arch/tile/include/uapi/arch/interrupts_32.h b/arch/tile/include/uapi/arch/interrupts_32.h
index 2efe3f68b2d6..a748752cec16 100644
--- a/arch/tile/include/uapi/arch/interrupts_32.h
+++ b/arch/tile/include/uapi/arch/interrupts_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2010 Tilera Corporation. All Rights Reserved.
*
diff --git a/arch/tile/include/uapi/arch/interrupts_64.h b/arch/tile/include/uapi/arch/interrupts_64.h
index 13c9f9182348..142eaff3c244 100644
--- a/arch/tile/include/uapi/arch/interrupts_64.h
+++ b/arch/tile/include/uapi/arch/interrupts_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2011 Tilera Corporation. All Rights Reserved.
*
diff --git a/arch/tile/include/uapi/arch/intreg.h b/arch/tile/include/uapi/arch/intreg.h
index 1cf2fbf74306..5387fb645bb8 100644
--- a/arch/tile/include/uapi/arch/intreg.h
+++ b/arch/tile/include/uapi/arch/intreg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2017 Tilera Corporation. All Rights Reserved.
*
diff --git a/arch/tile/include/uapi/arch/opcode.h b/arch/tile/include/uapi/arch/opcode.h
index 92d15229ecec..a9ce5961a028 100644
--- a/arch/tile/include/uapi/arch/opcode.h
+++ b/arch/tile/include/uapi/arch/opcode.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2011 Tilera Corporation. All Rights Reserved.
*
diff --git a/arch/tile/include/uapi/arch/opcode_tilegx.h b/arch/tile/include/uapi/arch/opcode_tilegx.h
index 9e46eaa847d4..948ea544567f 100644
--- a/arch/tile/include/uapi/arch/opcode_tilegx.h
+++ b/arch/tile/include/uapi/arch/opcode_tilegx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* TILE-Gx opcode information.
*
* Copyright 2011 Tilera Corporation. All Rights Reserved.
diff --git a/arch/tile/include/uapi/arch/opcode_tilepro.h b/arch/tile/include/uapi/arch/opcode_tilepro.h
index 4451cff1a861..0d633688de63 100644
--- a/arch/tile/include/uapi/arch/opcode_tilepro.h
+++ b/arch/tile/include/uapi/arch/opcode_tilepro.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* TILEPro opcode information.
*
* Copyright 2011 Tilera Corporation. All Rights Reserved.
diff --git a/arch/tile/include/uapi/arch/sim.h b/arch/tile/include/uapi/arch/sim.h
index e54b7b0527f3..c4183dcd2ea7 100644
--- a/arch/tile/include/uapi/arch/sim.h
+++ b/arch/tile/include/uapi/arch/sim.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2010 Tilera Corporation. All Rights Reserved.
*
diff --git a/arch/tile/include/uapi/arch/sim_def.h b/arch/tile/include/uapi/arch/sim_def.h
index 1c069537ae41..f74f9943770d 100644
--- a/arch/tile/include/uapi/arch/sim_def.h
+++ b/arch/tile/include/uapi/arch/sim_def.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2010 Tilera Corporation. All Rights Reserved.
*
diff --git a/arch/tile/include/uapi/arch/spr_def.h b/arch/tile/include/uapi/arch/spr_def.h
index c250c5adb1a6..743428615cda 100644
--- a/arch/tile/include/uapi/arch/spr_def.h
+++ b/arch/tile/include/uapi/arch/spr_def.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2010 Tilera Corporation. All Rights Reserved.
*
diff --git a/arch/tile/include/uapi/arch/spr_def_32.h b/arch/tile/include/uapi/arch/spr_def_32.h
index 78daa3146d25..64122d6160e1 100644
--- a/arch/tile/include/uapi/arch/spr_def_32.h
+++ b/arch/tile/include/uapi/arch/spr_def_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2010 Tilera Corporation. All Rights Reserved.
*
diff --git a/arch/tile/include/uapi/arch/spr_def_64.h b/arch/tile/include/uapi/arch/spr_def_64.h
index 67a6c1751e3b..d183cbb31aa7 100644
--- a/arch/tile/include/uapi/arch/spr_def_64.h
+++ b/arch/tile/include/uapi/arch/spr_def_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2011 Tilera Corporation. All Rights Reserved.
*
diff --git a/arch/tile/include/uapi/asm/auxvec.h b/arch/tile/include/uapi/asm/auxvec.h
index f497123ed980..922383ce8f4f 100644
--- a/arch/tile/include/uapi/asm/auxvec.h
+++ b/arch/tile/include/uapi/asm/auxvec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2010 Tilera Corporation. All Rights Reserved.
*
diff --git a/arch/tile/include/uapi/asm/bitsperlong.h b/arch/tile/include/uapi/asm/bitsperlong.h
index 58c771f2af2f..57cca78c0fbb 100644
--- a/arch/tile/include/uapi/asm/bitsperlong.h
+++ b/arch/tile/include/uapi/asm/bitsperlong.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2010 Tilera Corporation. All Rights Reserved.
*
diff --git a/arch/tile/include/uapi/asm/byteorder.h b/arch/tile/include/uapi/asm/byteorder.h
index 6b8fa2e1cf6e..d508e61c1e56 100644
--- a/arch/tile/include/uapi/asm/byteorder.h
+++ b/arch/tile/include/uapi/asm/byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2011 Tilera Corporation. All Rights Reserved.
*
diff --git a/arch/tile/include/uapi/asm/cachectl.h b/arch/tile/include/uapi/asm/cachectl.h
index 572ddcad2090..ed8bac28a1b9 100644
--- a/arch/tile/include/uapi/asm/cachectl.h
+++ b/arch/tile/include/uapi/asm/cachectl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2011 Tilera Corporation. All Rights Reserved.
*
diff --git a/arch/tile/include/uapi/asm/hardwall.h b/arch/tile/include/uapi/asm/hardwall.h
index c2169d4f4010..f02e9132ae71 100644
--- a/arch/tile/include/uapi/asm/hardwall.h
+++ b/arch/tile/include/uapi/asm/hardwall.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2010 Tilera Corporation. All Rights Reserved.
*
diff --git a/arch/tile/include/uapi/asm/kvm_para.h b/arch/tile/include/uapi/asm/kvm_para.h
index 14fab8f0b957..baacc4996d18 100644
--- a/arch/tile/include/uapi/asm/kvm_para.h
+++ b/arch/tile/include/uapi/asm/kvm_para.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/kvm_para.h>
diff --git a/arch/tile/include/uapi/asm/mman.h b/arch/tile/include/uapi/asm/mman.h
index 63ee13faf17d..9b7add95926b 100644
--- a/arch/tile/include/uapi/asm/mman.h
+++ b/arch/tile/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2010 Tilera Corporation. All Rights Reserved.
*
diff --git a/arch/tile/include/uapi/asm/ptrace.h b/arch/tile/include/uapi/asm/ptrace.h
index d03b829857e8..667ed742f4dd 100644
--- a/arch/tile/include/uapi/asm/ptrace.h
+++ b/arch/tile/include/uapi/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2010 Tilera Corporation. All Rights Reserved.
*
diff --git a/arch/tile/include/uapi/asm/setup.h b/arch/tile/include/uapi/asm/setup.h
index e6f7da265ac3..6d1dfdddad6c 100644
--- a/arch/tile/include/uapi/asm/setup.h
+++ b/arch/tile/include/uapi/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2010 Tilera Corporation. All Rights Reserved.
*
diff --git a/arch/tile/include/uapi/asm/sigcontext.h b/arch/tile/include/uapi/asm/sigcontext.h
index 39ff5d1a232d..4003d5cc9202 100644
--- a/arch/tile/include/uapi/asm/sigcontext.h
+++ b/arch/tile/include/uapi/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2010 Tilera Corporation. All Rights Reserved.
*
diff --git a/arch/tile/include/uapi/asm/siginfo.h b/arch/tile/include/uapi/asm/siginfo.h
index e83f931aa1f0..f234d24fff55 100644
--- a/arch/tile/include/uapi/asm/siginfo.h
+++ b/arch/tile/include/uapi/asm/siginfo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2010 Tilera Corporation. All Rights Reserved.
*
diff --git a/arch/tile/include/uapi/asm/signal.h b/arch/tile/include/uapi/asm/signal.h
index ef0d32d84a4c..7b3c814e00f0 100644
--- a/arch/tile/include/uapi/asm/signal.h
+++ b/arch/tile/include/uapi/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2010 Tilera Corporation. All Rights Reserved.
*
diff --git a/arch/tile/include/uapi/asm/stat.h b/arch/tile/include/uapi/asm/stat.h
index c0db34d56be3..ea03de7d67aa 100644
--- a/arch/tile/include/uapi/asm/stat.h
+++ b/arch/tile/include/uapi/asm/stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#if defined(__KERNEL__) && defined(CONFIG_COMPAT)
#define __ARCH_WANT_STAT64 /* Used for compat_sys_stat64() etc. */
#endif
diff --git a/arch/tile/include/uapi/asm/swab.h b/arch/tile/include/uapi/asm/swab.h
index 7c37b38f6c8d..36952353a31d 100644
--- a/arch/tile/include/uapi/asm/swab.h
+++ b/arch/tile/include/uapi/asm/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2010 Tilera Corporation. All Rights Reserved.
*
diff --git a/arch/tile/include/uapi/asm/unistd.h b/arch/tile/include/uapi/asm/unistd.h
index 24e9187e85a8..1a169ec92ef8 100644
--- a/arch/tile/include/uapi/asm/unistd.h
+++ b/arch/tile/include/uapi/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2010 Tilera Corporation. All Rights Reserved.
*
diff --git a/arch/tile/kernel/Makefile b/arch/tile/kernel/Makefile
index 09936d0bcb42..3e43d78731a8 100644
--- a/arch/tile/kernel/Makefile
+++ b/arch/tile/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux/TILE kernel.
#
diff --git a/arch/tile/kernel/hvglue.S b/arch/tile/kernel/hvglue.S
index d78ee2ad610c..70c661448638 100644
--- a/arch/tile/kernel/hvglue.S
+++ b/arch/tile/kernel/hvglue.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Hypervisor call vector addresses; see <hv/hypervisor.h> */
.macro gensym sym, val, size
.org \val
diff --git a/arch/tile/kernel/time.c b/arch/tile/kernel/time.c
index 6643ffbc0615..f95d65f3162b 100644
--- a/arch/tile/kernel/time.c
+++ b/arch/tile/kernel/time.c
@@ -162,6 +162,7 @@ static DEFINE_PER_CPU(struct clock_event_device, tile_timer) = {
.set_next_event = tile_timer_set_next_event,
.set_state_shutdown = tile_timer_shutdown,
.set_state_oneshot = tile_timer_shutdown,
+ .set_state_oneshot_stopped = tile_timer_shutdown,
.tick_resume = tile_timer_shutdown,
};
diff --git a/arch/tile/kernel/vdso/Makefile b/arch/tile/kernel/vdso/Makefile
index 71d5f5d71f79..b596a7396382 100644
--- a/arch/tile/kernel/vdso/Makefile
+++ b/arch/tile/kernel/vdso/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Symbols present in the vdso
vdso-syms = rt_sigreturn gettimeofday
diff --git a/arch/tile/kernel/vmlinux.lds.S b/arch/tile/kernel/vmlinux.lds.S
index e1baf094fba4..3558d981e336 100644
--- a/arch/tile/kernel/vmlinux.lds.S
+++ b/arch/tile/kernel/vmlinux.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm-generic/vmlinux.lds.h>
#include <asm/page.h>
#include <asm/cache.h>
diff --git a/arch/tile/kvm/Kconfig b/arch/tile/kvm/Kconfig
index 1e968f7550dc..efce89a8473b 100644
--- a/arch/tile/kvm/Kconfig
+++ b/arch/tile/kvm/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# KVM configuration
#
diff --git a/arch/tile/lib/Makefile b/arch/tile/lib/Makefile
index c4211cbb2021..815a1fdeb2e4 100644
--- a/arch/tile/lib/Makefile
+++ b/arch/tile/lib/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for TILE-specific library files..
#
diff --git a/arch/um/Kconfig.char b/arch/um/Kconfig.char
index f10738d68b2d..f184bde7030e 100644
--- a/arch/um/Kconfig.char
+++ b/arch/um/Kconfig.char
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "UML Character Devices"
config STDERR_CONSOLE
diff --git a/arch/um/Kconfig.common b/arch/um/Kconfig.common
index 85f6dd204ab6..d9280482a2f8 100644
--- a/arch/um/Kconfig.common
+++ b/arch/um/Kconfig.common
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config UML
bool
default y
diff --git a/arch/um/Kconfig.debug b/arch/um/Kconfig.debug
index 68205fd3b08c..967d3109689f 100644
--- a/arch/um/Kconfig.debug
+++ b/arch/um/Kconfig.debug
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Kernel hacking"
source "lib/Kconfig.debug"
diff --git a/arch/um/Kconfig.net b/arch/um/Kconfig.net
index 820a56f00332..e871af24d9cd 100644
--- a/arch/um/Kconfig.net
+++ b/arch/um/Kconfig.net
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "UML Network Devices"
depends on NET
diff --git a/arch/um/Kconfig.rest b/arch/um/Kconfig.rest
index 567eb5fc21df..08327b9c0cbe 100644
--- a/arch/um/Kconfig.rest
+++ b/arch/um/Kconfig.rest
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
source "init/Kconfig"
source "kernel/Kconfig.freezer"
diff --git a/arch/um/Kconfig.um b/arch/um/Kconfig.um
index e26376ab5452..3e7f228b22e1 100644
--- a/arch/um/Kconfig.um
+++ b/arch/um/Kconfig.um
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config STATIC_LINK
bool "Force a static link"
default n
diff --git a/arch/um/drivers/cow.h b/arch/um/drivers/cow.h
index 6673508f3426..760c507dd5b6 100644
--- a/arch/um/drivers/cow.h
+++ b/arch/um/drivers/cow.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __COW_H__
#define __COW_H__
diff --git a/arch/um/drivers/cow_sys.h b/arch/um/drivers/cow_sys.h
index 67cbee63e702..916811ef5317 100644
--- a/arch/um/drivers/cow_sys.h
+++ b/arch/um/drivers/cow_sys.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __COW_SYS_H__
#define __COW_SYS_H__
diff --git a/arch/um/drivers/slip.h b/arch/um/drivers/slip.h
index c64f8c61d274..0f3b7ca99465 100644
--- a/arch/um/drivers/slip.h
+++ b/arch/um/drivers/slip.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_SLIP_H
#define __UM_SLIP_H
diff --git a/arch/um/drivers/slip_common.c b/arch/um/drivers/slip_common.c
index f597fa7c91d3..20fe4f42743d 100644
--- a/arch/um/drivers/slip_common.c
+++ b/arch/um/drivers/slip_common.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <string.h>
#include "slip_common.h"
#include <net_user.h>
diff --git a/arch/um/drivers/slip_common.h b/arch/um/drivers/slip_common.h
index d574e0a9dc13..d3798b5caf7f 100644
--- a/arch/um/drivers/slip_common.h
+++ b/arch/um/drivers/slip_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_SLIP_COMMON_H
#define __UM_SLIP_COMMON_H
diff --git a/arch/um/drivers/slirp.h b/arch/um/drivers/slirp.h
index 89ccf83b7577..4aef2b88249a 100644
--- a/arch/um/drivers/slirp.h
+++ b/arch/um/drivers/slirp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_SLIRP_H
#define __UM_SLIRP_H
diff --git a/arch/um/drivers/stderr_console.c b/arch/um/drivers/stderr_console.c
index d07a97f8b994..ecc3a5814932 100644
--- a/arch/um/drivers/stderr_console.c
+++ b/arch/um/drivers/stderr_console.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/console.h>
diff --git a/arch/um/include/asm/bugs.h b/arch/um/include/asm/bugs.h
index 6a72e240d5fc..4473942a0839 100644
--- a/arch/um/include/asm/bugs.h
+++ b/arch/um/include/asm/bugs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_BUGS_H
#define __UM_BUGS_H
diff --git a/arch/um/include/asm/cache.h b/arch/um/include/asm/cache.h
index 19e1bdd67416..5c156273484b 100644
--- a/arch/um/include/asm/cache.h
+++ b/arch/um/include/asm/cache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_CACHE_H
#define __UM_CACHE_H
diff --git a/arch/um/include/asm/common.lds.S b/arch/um/include/asm/common.lds.S
index 9e6d5997cfc4..b30d73ca29d0 100644
--- a/arch/um/include/asm/common.lds.S
+++ b/arch/um/include/asm/common.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm-generic/vmlinux.lds.h>
.fini : { *(.fini) } =0x9090
diff --git a/arch/um/include/asm/dma.h b/arch/um/include/asm/dma.h
index f88c5860520b..fdc53642c718 100644
--- a/arch/um/include/asm/dma.h
+++ b/arch/um/include/asm/dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_DMA_H
#define __UM_DMA_H
diff --git a/arch/um/include/asm/fixmap.h b/arch/um/include/asm/fixmap.h
index 1761fd75bf13..2c697a145ac1 100644
--- a/arch/um/include/asm/fixmap.h
+++ b/arch/um/include/asm/fixmap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_FIXMAP_H
#define __UM_FIXMAP_H
diff --git a/arch/um/include/asm/hardirq.h b/arch/um/include/asm/hardirq.h
index 756f0778e327..b426796d26fd 100644
--- a/arch/um/include/asm/hardirq.h
+++ b/arch/um/include/asm/hardirq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_UM_HARDIRQ_H
#define __ASM_UM_HARDIRQ_H
diff --git a/arch/um/include/asm/io.h b/arch/um/include/asm/io.h
index 8f35d574f35b..96f77b5232aa 100644
--- a/arch/um/include/asm/io.h
+++ b/arch/um/include/asm/io.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_UM_IO_H
#define _ASM_UM_IO_H
diff --git a/arch/um/include/asm/irq.h b/arch/um/include/asm/irq.h
index 4a2037f8204b..b5cdd3f91157 100644
--- a/arch/um/include/asm/irq.h
+++ b/arch/um/include/asm/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_IRQ_H
#define __UM_IRQ_H
diff --git a/arch/um/include/asm/irqflags.h b/arch/um/include/asm/irqflags.h
index 3bb221e1d5a4..cbc6c0013a64 100644
--- a/arch/um/include/asm/irqflags.h
+++ b/arch/um/include/asm/irqflags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_IRQFLAGS_H
#define __UM_IRQFLAGS_H
diff --git a/arch/um/include/asm/sections.h b/arch/um/include/asm/sections.h
index cafcf684d947..a3c1fb6ed6ad 100644
--- a/arch/um/include/asm/sections.h
+++ b/arch/um/include/asm/sections.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_SECTIONS_H
#define __UM_SECTIONS_H
diff --git a/arch/um/include/asm/setup.h b/arch/um/include/asm/setup.h
index 99f086301f4c..80ada899f254 100644
--- a/arch/um/include/asm/setup.h
+++ b/arch/um/include/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef SETUP_H_INCLUDED
#define SETUP_H_INCLUDED
diff --git a/arch/um/include/asm/smp.h b/arch/um/include/asm/smp.h
index 9c3be355ed01..a8cc1d46ddcb 100644
--- a/arch/um/include/asm/smp.h
+++ b/arch/um/include/asm/smp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_SMP_H
#define __UM_SMP_H
diff --git a/arch/um/include/asm/stacktrace.h b/arch/um/include/asm/stacktrace.h
index 9a864328c67f..436b55952c3a 100644
--- a/arch/um/include/asm/stacktrace.h
+++ b/arch/um/include/asm/stacktrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_UML_STACKTRACE_H
#define _ASM_UML_STACKTRACE_H
diff --git a/arch/um/include/asm/sysrq.h b/arch/um/include/asm/sysrq.h
index c8d332b56b98..8fc8c65cd357 100644
--- a/arch/um/include/asm/sysrq.h
+++ b/arch/um/include/asm/sysrq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_SYSRQ_H
#define __UM_SYSRQ_H
diff --git a/arch/um/include/asm/timex.h b/arch/um/include/asm/timex.h
index 0f4ada08f748..e392a9a5bc9b 100644
--- a/arch/um/include/asm/timex.h
+++ b/arch/um/include/asm/timex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_TIMEX_H
#define __UM_TIMEX_H
diff --git a/arch/um/include/asm/tlb.h b/arch/um/include/asm/tlb.h
index 344d95619d03..dce6db147f24 100644
--- a/arch/um/include/asm/tlb.h
+++ b/arch/um/include/asm/tlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_TLB_H
#define __UM_TLB_H
diff --git a/arch/um/include/shared/common-offsets.h b/arch/um/include/shared/common-offsets.h
index c92306809029..4e99fe05576a 100644
--- a/arch/um/include/shared/common-offsets.h
+++ b/arch/um/include/shared/common-offsets.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* for use by sys-$SUBARCH/kernel-offsets.c */
DEFINE(KERNEL_MADV_REMOVE, MADV_REMOVE);
diff --git a/arch/um/include/shared/init.h b/arch/um/include/shared/init.h
index 233e2593eee0..390572daa40d 100644
--- a/arch/um/include/shared/init.h
+++ b/arch/um/include/shared/init.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_UML_INIT_H
#define _LINUX_UML_INIT_H
diff --git a/arch/um/include/shared/longjmp.h b/arch/um/include/shared/longjmp.h
index 9bdddf4c405b..b3315c1f198b 100644
--- a/arch/um/include/shared/longjmp.h
+++ b/arch/um/include/shared/longjmp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UML_LONGJMP_H
#define __UML_LONGJMP_H
diff --git a/arch/um/kernel/dyn.lds.S b/arch/um/kernel/dyn.lds.S
index 4fdbcf958cd5..d417e3899700 100644
--- a/arch/um/kernel/dyn.lds.S
+++ b/arch/um/kernel/dyn.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm-generic/vmlinux.lds.h>
#include <asm/page.h>
diff --git a/arch/um/kernel/kmsg_dump.c b/arch/um/kernel/kmsg_dump.c
index 407d49251d6f..98bdf69e4c2e 100644
--- a/arch/um/kernel/kmsg_dump.c
+++ b/arch/um/kernel/kmsg_dump.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kmsg_dump.h>
#include <linux/console.h>
#include <shared/init.h>
diff --git a/arch/um/kernel/uml.lds.S b/arch/um/kernel/uml.lds.S
index 1840f55ed042..3d6ed6ba5b78 100644
--- a/arch/um/kernel/uml.lds.S
+++ b/arch/um/kernel/uml.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm-generic/vmlinux.lds.h>
#include <asm/page.h>
diff --git a/arch/um/os-Linux/elf_aux.c b/arch/um/os-Linux/elf_aux.c
index 1a365ddc4d02..77a9321379b7 100644
--- a/arch/um/os-Linux/elf_aux.c
+++ b/arch/um/os-Linux/elf_aux.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/um/kernel/elf_aux.c
*
diff --git a/arch/um/os-Linux/user_syms.c b/arch/um/os-Linux/user_syms.c
index db4a034aeee1..715594fe5719 100644
--- a/arch/um/os-Linux/user_syms.c
+++ b/arch/um/os-Linux/user_syms.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/module.h>
diff --git a/arch/um/scripts/Makefile.rules b/arch/um/scripts/Makefile.rules
index 15889df9b466..a4dfa7d7636e 100644
--- a/arch/um/scripts/Makefile.rules
+++ b/arch/um/scripts/Makefile.rules
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# ===========================================================================
# arch/um: Generic definitions
# ===========================================================================
diff --git a/arch/unicore32/Kconfig b/arch/unicore32/Kconfig
index 0769066929c6..d39f0bc6a046 100644
--- a/arch/unicore32/Kconfig
+++ b/arch/unicore32/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config UNICORE32
def_bool y
select ARCH_HAS_DEVMEM_IS_ALLOWED
diff --git a/arch/unicore32/Kconfig.debug b/arch/unicore32/Kconfig.debug
index f075bbe1d46f..de8dae3abc0a 100644
--- a/arch/unicore32/Kconfig.debug
+++ b/arch/unicore32/Kconfig.debug
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Kernel hacking"
source "lib/Kconfig.debug"
diff --git a/arch/unicore32/include/mach/regs-ac97.h b/arch/unicore32/include/mach/regs-ac97.h
index b7563e9d6503..85c601898d02 100644
--- a/arch/unicore32/include/mach/regs-ac97.h
+++ b/arch/unicore32/include/mach/regs-ac97.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* PKUnity AC97 Registers
*/
diff --git a/arch/unicore32/include/mach/regs-dmac.h b/arch/unicore32/include/mach/regs-dmac.h
index 66de9e7d1c8f..bbdc52d06a98 100644
--- a/arch/unicore32/include/mach/regs-dmac.h
+++ b/arch/unicore32/include/mach/regs-dmac.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* PKUnity Direct Memory Access Controller (DMAC)
*/
diff --git a/arch/unicore32/include/mach/regs-gpio.h b/arch/unicore32/include/mach/regs-gpio.h
index 0273b861ef96..806350e1ccb6 100644
--- a/arch/unicore32/include/mach/regs-gpio.h
+++ b/arch/unicore32/include/mach/regs-gpio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* PKUnity General-Purpose Input/Output (GPIO) Registers
*/
diff --git a/arch/unicore32/include/mach/regs-i2c.h b/arch/unicore32/include/mach/regs-i2c.h
index 463d108f8bfb..b41aa7c92430 100644
--- a/arch/unicore32/include/mach/regs-i2c.h
+++ b/arch/unicore32/include/mach/regs-i2c.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* PKUnity Inter-integrated Circuit (I2C) Registers
*/
diff --git a/arch/unicore32/include/mach/regs-intc.h b/arch/unicore32/include/mach/regs-intc.h
index 25648f89cbd3..4eb1b5b571bb 100644
--- a/arch/unicore32/include/mach/regs-intc.h
+++ b/arch/unicore32/include/mach/regs-intc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* PKUNITY Interrupt Controller (INTC) Registers
*/
diff --git a/arch/unicore32/include/mach/regs-nand.h b/arch/unicore32/include/mach/regs-nand.h
index a7c5563bb550..7f29939251ef 100644
--- a/arch/unicore32/include/mach/regs-nand.h
+++ b/arch/unicore32/include/mach/regs-nand.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* PKUnity NAND Controller Registers
*/
diff --git a/arch/unicore32/include/mach/regs-ost.h b/arch/unicore32/include/mach/regs-ost.h
index 4a85fb463848..6c63e7b7569e 100644
--- a/arch/unicore32/include/mach/regs-ost.h
+++ b/arch/unicore32/include/mach/regs-ost.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* PKUnity Operating System Timer (OST) Registers
*/
diff --git a/arch/unicore32/include/mach/regs-pci.h b/arch/unicore32/include/mach/regs-pci.h
index 6a9341686bf8..25bb307b87c3 100644
--- a/arch/unicore32/include/mach/regs-pci.h
+++ b/arch/unicore32/include/mach/regs-pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* PKUnity AHB-PCI Bridge Registers
*/
diff --git a/arch/unicore32/include/mach/regs-pm.h b/arch/unicore32/include/mach/regs-pm.h
index 854844aa8f4b..777b1ace39b9 100644
--- a/arch/unicore32/include/mach/regs-pm.h
+++ b/arch/unicore32/include/mach/regs-pm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* PKUNITY Power Manager (PM) Registers
*/
diff --git a/arch/unicore32/include/mach/regs-ps2.h b/arch/unicore32/include/mach/regs-ps2.h
index 17d4e6dc0069..d539d7482462 100644
--- a/arch/unicore32/include/mach/regs-ps2.h
+++ b/arch/unicore32/include/mach/regs-ps2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* PKUnity PS2 Controller Registers
*/
diff --git a/arch/unicore32/include/mach/regs-resetc.h b/arch/unicore32/include/mach/regs-resetc.h
index 39900cf4c936..5f2b9d77a9ec 100644
--- a/arch/unicore32/include/mach/regs-resetc.h
+++ b/arch/unicore32/include/mach/regs-resetc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* PKUnity Reset Controller (RC) Registers
*/
diff --git a/arch/unicore32/include/mach/regs-rtc.h b/arch/unicore32/include/mach/regs-rtc.h
index e94ca193271d..f2f7f47eb65e 100644
--- a/arch/unicore32/include/mach/regs-rtc.h
+++ b/arch/unicore32/include/mach/regs-rtc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* PKUnity Real-Time Clock (RTC) control registers
*/
diff --git a/arch/unicore32/include/mach/regs-sdc.h b/arch/unicore32/include/mach/regs-sdc.h
index 1303ecf660ba..658bfaf4cb3c 100644
--- a/arch/unicore32/include/mach/regs-sdc.h
+++ b/arch/unicore32/include/mach/regs-sdc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* PKUnity Multi-Media Card and Security Digital Card (MMC/SD) Registers
*/
diff --git a/arch/unicore32/include/mach/regs-spi.h b/arch/unicore32/include/mach/regs-spi.h
index de16895e2dc0..3460647a9c2a 100644
--- a/arch/unicore32/include/mach/regs-spi.h
+++ b/arch/unicore32/include/mach/regs-spi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* PKUnity Serial Peripheral Interface (SPI) Registers
*/
diff --git a/arch/unicore32/include/mach/regs-umal.h b/arch/unicore32/include/mach/regs-umal.h
index aa22df74e11d..7023089c61c6 100644
--- a/arch/unicore32/include/mach/regs-umal.h
+++ b/arch/unicore32/include/mach/regs-umal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* PKUnity Ultra Media Access Layer (UMAL) Ethernet MAC Registers
*/
diff --git a/arch/unicore32/include/mach/regs-unigfx.h b/arch/unicore32/include/mach/regs-unigfx.h
index faf8b287fccf..553d1157c6b2 100644
--- a/arch/unicore32/include/mach/regs-unigfx.h
+++ b/arch/unicore32/include/mach/regs-unigfx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* PKUnity UNIGFX Registers
*/
diff --git a/arch/unicore32/include/uapi/asm/byteorder.h b/arch/unicore32/include/uapi/asm/byteorder.h
index ebe1b3fef3e3..864fe4814cf4 100644
--- a/arch/unicore32/include/uapi/asm/byteorder.h
+++ b/arch/unicore32/include/uapi/asm/byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* linux/arch/unicore32/include/asm/byteorder.h
*
diff --git a/arch/unicore32/include/uapi/asm/ptrace.h b/arch/unicore32/include/uapi/asm/ptrace.h
index 187aa2e98a53..2820de83e37d 100644
--- a/arch/unicore32/include/uapi/asm/ptrace.h
+++ b/arch/unicore32/include/uapi/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* linux/arch/unicore32/include/asm/ptrace.h
*
diff --git a/arch/unicore32/include/uapi/asm/sigcontext.h b/arch/unicore32/include/uapi/asm/sigcontext.h
index 6a2d7671c052..79e56f28e4b5 100644
--- a/arch/unicore32/include/uapi/asm/sigcontext.h
+++ b/arch/unicore32/include/uapi/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* linux/arch/unicore32/include/asm/sigcontext.h
*
diff --git a/arch/unicore32/include/uapi/asm/unistd.h b/arch/unicore32/include/uapi/asm/unistd.h
index 1f63c476528e..65856eaab163 100644
--- a/arch/unicore32/include/uapi/asm/unistd.h
+++ b/arch/unicore32/include/uapi/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* linux/arch/unicore32/include/asm/unistd.h
*
diff --git a/arch/unicore32/kernel/Makefile b/arch/unicore32/kernel/Makefile
index 607a72f2ae35..2f79aa56735b 100644
--- a/arch/unicore32/kernel/Makefile
+++ b/arch/unicore32/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/unicore32/kernel/ksyms.h b/arch/unicore32/kernel/ksyms.h
index 31472ad9467a..5d2d5ba324ac 100644
--- a/arch/unicore32/kernel/ksyms.h
+++ b/arch/unicore32/kernel/ksyms.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* libgcc functions - functions that are used internally by the
* compiler... (prototypes are not correct though, but that
diff --git a/arch/unicore32/lib/Makefile b/arch/unicore32/lib/Makefile
index 87229a558b36..098981a01841 100644
--- a/arch/unicore32/lib/Makefile
+++ b/arch/unicore32/lib/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# linux/arch/unicore32/lib/Makefile
#
diff --git a/arch/unicore32/mm/Kconfig b/arch/unicore32/mm/Kconfig
index 5f77fb3c63be..c256460cd363 100644
--- a/arch/unicore32/mm/Kconfig
+++ b/arch/unicore32/mm/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
comment "Processor Type"
# Select CPU types depending on the architecture selected. This selects
diff --git a/arch/unicore32/mm/Makefile b/arch/unicore32/mm/Makefile
index 46c166699319..681c0ef5ec9e 100644
--- a/arch/unicore32/mm/Makefile
+++ b/arch/unicore32/mm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux unicore-specific parts of the memory manager.
#
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index ea4bedaba4b8..94802149255a 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Select 32 or 64 bit
config 64BIT
bool "64-bit kernel" if ARCH = "x86"
diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu
index 3ba5ff2f2d08..65a9a4716e34 100644
--- a/arch/x86/Kconfig.cpu
+++ b/arch/x86/Kconfig.cpu
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Put here option for CPU selection and depending optimization
choice
prompt "Processor family"
diff --git a/arch/x86/Kconfig.debug b/arch/x86/Kconfig.debug
index 71a48a30fc84..90b123056f4b 100644
--- a/arch/x86/Kconfig.debug
+++ b/arch/x86/Kconfig.debug
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Kernel hacking"
config TRACE_IRQFLAGS_SUPPORT
diff --git a/arch/x86/Makefile b/arch/x86/Makefile
index 6276572259c8..a20eacd9c7e9 100644
--- a/arch/x86/Makefile
+++ b/arch/x86/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Unified Makefile for i386 and x86_64
# select defconfig based on actual architecture
diff --git a/arch/x86/Makefile.um b/arch/x86/Makefile.um
index 5b7e898ffd9a..45af19921ebd 100644
--- a/arch/x86/Makefile.um
+++ b/arch/x86/Makefile.um
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
core-y += arch/x86/crypto/
ifeq ($(CONFIG_X86_32),y)
diff --git a/arch/x86/Makefile_32.cpu b/arch/x86/Makefile_32.cpu
index f3717d36718a..1f5faf8606b4 100644
--- a/arch/x86/Makefile_32.cpu
+++ b/arch/x86/Makefile_32.cpu
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# CPU tuning section - shared with UML.
# Must change only cflags-y (or [yn]), not CFLAGS! That makes a difference for UML.
diff --git a/arch/x86/boot/code16gcc.h b/arch/x86/boot/code16gcc.h
index 5ff426535397..e19fd7536307 100644
--- a/arch/x86/boot/code16gcc.h
+++ b/arch/x86/boot/code16gcc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#
# code16gcc.h
#
diff --git a/arch/x86/boot/compressed/Makefile b/arch/x86/boot/compressed/Makefile
index 8a958274b54c..4b7575b00563 100644
--- a/arch/x86/boot/compressed/Makefile
+++ b/arch/x86/boot/compressed/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# linux/arch/x86/boot/compressed/Makefile
#
diff --git a/arch/x86/boot/compressed/cmdline.c b/arch/x86/boot/compressed/cmdline.c
index 9dc1ce6ba3c0..0cb325734cfb 100644
--- a/arch/x86/boot/compressed/cmdline.c
+++ b/arch/x86/boot/compressed/cmdline.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "misc.h"
#if CONFIG_EARLY_PRINTK || CONFIG_RANDOMIZE_BASE
diff --git a/arch/x86/boot/compressed/cpuflags.c b/arch/x86/boot/compressed/cpuflags.c
index aa313466118b..6448a8196d32 100644
--- a/arch/x86/boot/compressed/cpuflags.c
+++ b/arch/x86/boot/compressed/cpuflags.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#ifdef CONFIG_RANDOMIZE_BASE
#include "../cpuflags.c"
diff --git a/arch/x86/boot/compressed/eboot.h b/arch/x86/boot/compressed/eboot.h
index c0223f1a89d7..e799dc5c6448 100644
--- a/arch/x86/boot/compressed/eboot.h
+++ b/arch/x86/boot/compressed/eboot.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BOOT_COMPRESSED_EBOOT_H
#define BOOT_COMPRESSED_EBOOT_H
diff --git a/arch/x86/boot/compressed/efi_stub_32.S b/arch/x86/boot/compressed/efi_stub_32.S
index a53440e81d52..257e341fd2c8 100644
--- a/arch/x86/boot/compressed/efi_stub_32.S
+++ b/arch/x86/boot/compressed/efi_stub_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* EFI call stub for IA32.
*
diff --git a/arch/x86/boot/compressed/efi_thunk_64.S b/arch/x86/boot/compressed/efi_thunk_64.S
index 630384a4c14a..bff9ab7c6317 100644
--- a/arch/x86/boot/compressed/efi_thunk_64.S
+++ b/arch/x86/boot/compressed/efi_thunk_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2014, 2015 Intel Corporation; author Matt Fleming
*
diff --git a/arch/x86/boot/compressed/error.c b/arch/x86/boot/compressed/error.c
index 31922023de49..c881878e56d3 100644
--- a/arch/x86/boot/compressed/error.c
+++ b/arch/x86/boot/compressed/error.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Callers outside of misc.c need access to the error reporting routines,
* but the *_putstr() functions need to stay in misc.c because of how
diff --git a/arch/x86/boot/compressed/error.h b/arch/x86/boot/compressed/error.h
index d732e608e3af..1de5821184f1 100644
--- a/arch/x86/boot/compressed/error.h
+++ b/arch/x86/boot/compressed/error.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BOOT_COMPRESSED_ERROR_H
#define BOOT_COMPRESSED_ERROR_H
diff --git a/arch/x86/boot/compressed/head_32.S b/arch/x86/boot/compressed/head_32.S
index 11c68cf53d4e..37380c0d5999 100644
--- a/arch/x86/boot/compressed/head_32.S
+++ b/arch/x86/boot/compressed/head_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/boot/head.S
*
diff --git a/arch/x86/boot/compressed/head_64.S b/arch/x86/boot/compressed/head_64.S
index b4a5d284391c..beb255b66447 100644
--- a/arch/x86/boot/compressed/head_64.S
+++ b/arch/x86/boot/compressed/head_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/boot/head.S
*
diff --git a/arch/x86/boot/compressed/kaslr.c b/arch/x86/boot/compressed/kaslr.c
index 17818ba6906f..a63fbc25ce84 100644
--- a/arch/x86/boot/compressed/kaslr.c
+++ b/arch/x86/boot/compressed/kaslr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* kaslr.c
*
diff --git a/arch/x86/boot/compressed/misc.c b/arch/x86/boot/compressed/misc.c
index c14217cd0155..b50c42455e25 100644
--- a/arch/x86/boot/compressed/misc.c
+++ b/arch/x86/boot/compressed/misc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* misc.c
*
diff --git a/arch/x86/boot/compressed/misc.h b/arch/x86/boot/compressed/misc.h
index 766a5211f827..32d4ec2e0243 100644
--- a/arch/x86/boot/compressed/misc.h
+++ b/arch/x86/boot/compressed/misc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BOOT_COMPRESSED_MISC_H
#define BOOT_COMPRESSED_MISC_H
diff --git a/arch/x86/boot/compressed/pagetable.c b/arch/x86/boot/compressed/pagetable.c
index f1aa43854bed..972319ff5b01 100644
--- a/arch/x86/boot/compressed/pagetable.c
+++ b/arch/x86/boot/compressed/pagetable.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This code is used on x86_64 to create page table identity mappings on
* demand by building up a new set of page tables (or appending to the
diff --git a/arch/x86/boot/compressed/string.c b/arch/x86/boot/compressed/string.c
index cea140ce6b42..19dbbcdd1a53 100644
--- a/arch/x86/boot/compressed/string.c
+++ b/arch/x86/boot/compressed/string.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This provides an optimized implementation of memcpy, and a simplified
* implementation of memset and memmove. These are used here because the
diff --git a/arch/x86/boot/compressed/vmlinux.lds.S b/arch/x86/boot/compressed/vmlinux.lds.S
index e24e0a0c90c9..f491bbde8493 100644
--- a/arch/x86/boot/compressed/vmlinux.lds.S
+++ b/arch/x86/boot/compressed/vmlinux.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm-generic/vmlinux.lds.h>
OUTPUT_FORMAT(CONFIG_OUTPUT_FORMAT, CONFIG_OUTPUT_FORMAT, CONFIG_OUTPUT_FORMAT)
diff --git a/arch/x86/boot/cpuflags.c b/arch/x86/boot/cpuflags.c
index 9e77c23c2422..a0b75f73dc63 100644
--- a/arch/x86/boot/cpuflags.c
+++ b/arch/x86/boot/cpuflags.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include "bitops.h"
diff --git a/arch/x86/boot/cpuflags.h b/arch/x86/boot/cpuflags.h
index 15ad56a3f905..2e20814d3ce3 100644
--- a/arch/x86/boot/cpuflags.h
+++ b/arch/x86/boot/cpuflags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BOOT_CPUFLAGS_H
#define BOOT_CPUFLAGS_H
diff --git a/arch/x86/boot/ctype.h b/arch/x86/boot/ctype.h
index 020f137df7a2..8f5ef2994b5e 100644
--- a/arch/x86/boot/ctype.h
+++ b/arch/x86/boot/ctype.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BOOT_CTYPE_H
#define BOOT_CTYPE_H
diff --git a/arch/x86/boot/early_serial_console.c b/arch/x86/boot/early_serial_console.c
index f0b8d6d93164..b25c53527a94 100644
--- a/arch/x86/boot/early_serial_console.c
+++ b/arch/x86/boot/early_serial_console.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Serial port routines for use during early boot reporting. This code is
* included from both the compressed kernel and the regular kernel.
diff --git a/arch/x86/boot/header.S b/arch/x86/boot/header.S
index 1bb08ecffd24..9c7ea597eee6 100644
--- a/arch/x86/boot/header.S
+++ b/arch/x86/boot/header.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* header.S
*
diff --git a/arch/x86/boot/string.h b/arch/x86/boot/string.h
index f274a50db5fa..3d78e27077f4 100644
--- a/arch/x86/boot/string.h
+++ b/arch/x86/boot/string.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BOOT_STRING_H
#define BOOT_STRING_H
diff --git a/arch/x86/boot/tools/build.c b/arch/x86/boot/tools/build.c
index 0702d2531bc7..d4e6cd4577e5 100644
--- a/arch/x86/boot/tools/build.c
+++ b/arch/x86/boot/tools/build.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1991, 1992 Linus Torvalds
* Copyright (C) 1997 Martin Mares
diff --git a/arch/x86/crypto/Makefile b/arch/x86/crypto/Makefile
index 9e32d40d71bd..5f07333bb224 100644
--- a/arch/x86/crypto/Makefile
+++ b/arch/x86/crypto/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Arch-specific CryptoAPI modules.
#
diff --git a/arch/x86/crypto/chacha20-avx2-x86_64.S b/arch/x86/crypto/chacha20-avx2-x86_64.S
index 3a2dc3dc6cac..f3cd26f48332 100644
--- a/arch/x86/crypto/chacha20-avx2-x86_64.S
+++ b/arch/x86/crypto/chacha20-avx2-x86_64.S
@@ -45,7 +45,7 @@ ENTRY(chacha20_8block_xor_avx2)
vzeroupper
# 4 * 32 byte stack, 32-byte aligned
- mov %rsp, %r8
+ lea 8(%rsp),%r10
and $~31, %rsp
sub $0x80, %rsp
@@ -443,6 +443,6 @@ ENTRY(chacha20_8block_xor_avx2)
vmovdqu %ymm15,0x01e0(%rsi)
vzeroupper
- mov %r8,%rsp
+ lea -8(%r10),%rsp
ret
ENDPROC(chacha20_8block_xor_avx2)
diff --git a/arch/x86/crypto/chacha20-ssse3-x86_64.S b/arch/x86/crypto/chacha20-ssse3-x86_64.S
index 3f511a7d73b8..512a2b500fd1 100644
--- a/arch/x86/crypto/chacha20-ssse3-x86_64.S
+++ b/arch/x86/crypto/chacha20-ssse3-x86_64.S
@@ -160,7 +160,7 @@ ENTRY(chacha20_4block_xor_ssse3)
# done with the slightly better performing SSSE3 byte shuffling,
# 7/12-bit word rotation uses traditional shift+OR.
- mov %rsp,%r11
+ lea 8(%rsp),%r10
sub $0x80,%rsp
and $~63,%rsp
@@ -625,6 +625,6 @@ ENTRY(chacha20_4block_xor_ssse3)
pxor %xmm1,%xmm15
movdqu %xmm15,0xf0(%rsi)
- mov %r11,%rsp
+ lea -8(%r10),%rsp
ret
ENDPROC(chacha20_4block_xor_ssse3)
diff --git a/arch/x86/crypto/salsa20-x86_64-asm_64.S b/arch/x86/crypto/salsa20-x86_64-asm_64.S
index 9279e0b2d60e..10db30d58006 100644
--- a/arch/x86/crypto/salsa20-x86_64-asm_64.S
+++ b/arch/x86/crypto/salsa20-x86_64-asm_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
# enter salsa20_encrypt_bytes
diff --git a/arch/x86/crypto/sha1-mb/Makefile b/arch/x86/crypto/sha1-mb/Makefile
index 2e14acc3da25..815ded3ba90e 100644
--- a/arch/x86/crypto/sha1-mb/Makefile
+++ b/arch/x86/crypto/sha1-mb/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Arch-specific CryptoAPI modules.
#
diff --git a/arch/x86/crypto/sha1-mb/sha1_mb_mgr_flush_avx2.S b/arch/x86/crypto/sha1-mb/sha1_mb_mgr_flush_avx2.S
index 93b945597ecf..7cfba738f104 100644
--- a/arch/x86/crypto/sha1-mb/sha1_mb_mgr_flush_avx2.S
+++ b/arch/x86/crypto/sha1-mb/sha1_mb_mgr_flush_avx2.S
@@ -157,8 +157,8 @@ LABEL skip_ %I
.endr
# Find min length
- vmovdqa _lens+0*16(state), %xmm0
- vmovdqa _lens+1*16(state), %xmm1
+ vmovdqu _lens+0*16(state), %xmm0
+ vmovdqu _lens+1*16(state), %xmm1
vpminud %xmm1, %xmm0, %xmm2 # xmm2 has {D,C,B,A}
vpalignr $8, %xmm2, %xmm3, %xmm3 # xmm3 has {x,x,D,C}
@@ -178,8 +178,8 @@ LABEL skip_ %I
vpsubd %xmm2, %xmm0, %xmm0
vpsubd %xmm2, %xmm1, %xmm1
- vmovdqa %xmm0, _lens+0*16(state)
- vmovdqa %xmm1, _lens+1*16(state)
+ vmovdqu %xmm0, _lens+0*16(state)
+ vmovdqu %xmm1, _lens+1*16(state)
# "state" and "args" are the same address, arg1
# len is arg2
@@ -235,8 +235,8 @@ ENTRY(sha1_mb_mgr_get_comp_job_avx2)
jc .return_null
# Find min length
- vmovdqa _lens(state), %xmm0
- vmovdqa _lens+1*16(state), %xmm1
+ vmovdqu _lens(state), %xmm0
+ vmovdqu _lens+1*16(state), %xmm1
vpminud %xmm1, %xmm0, %xmm2 # xmm2 has {D,C,B,A}
vpalignr $8, %xmm2, %xmm3, %xmm3 # xmm3 has {x,x,D,C}
diff --git a/arch/x86/crypto/sha256-mb/Makefile b/arch/x86/crypto/sha256-mb/Makefile
index 45b4fca6c4a8..53ad6e7db747 100644
--- a/arch/x86/crypto/sha256-mb/Makefile
+++ b/arch/x86/crypto/sha256-mb/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Arch-specific CryptoAPI modules.
#
diff --git a/arch/x86/crypto/sha256-mb/sha256_mb_mgr_flush_avx2.S b/arch/x86/crypto/sha256-mb/sha256_mb_mgr_flush_avx2.S
index 8fe6338bcc84..16c4ccb1f154 100644
--- a/arch/x86/crypto/sha256-mb/sha256_mb_mgr_flush_avx2.S
+++ b/arch/x86/crypto/sha256-mb/sha256_mb_mgr_flush_avx2.S
@@ -155,8 +155,8 @@ LABEL skip_ %I
.endr
# Find min length
- vmovdqa _lens+0*16(state), %xmm0
- vmovdqa _lens+1*16(state), %xmm1
+ vmovdqu _lens+0*16(state), %xmm0
+ vmovdqu _lens+1*16(state), %xmm1
vpminud %xmm1, %xmm0, %xmm2 # xmm2 has {D,C,B,A}
vpalignr $8, %xmm2, %xmm3, %xmm3 # xmm3 has {x,x,D,C}
@@ -176,8 +176,8 @@ LABEL skip_ %I
vpsubd %xmm2, %xmm0, %xmm0
vpsubd %xmm2, %xmm1, %xmm1
- vmovdqa %xmm0, _lens+0*16(state)
- vmovdqa %xmm1, _lens+1*16(state)
+ vmovdqu %xmm0, _lens+0*16(state)
+ vmovdqu %xmm1, _lens+1*16(state)
# "state" and "args" are the same address, arg1
# len is arg2
@@ -234,8 +234,8 @@ ENTRY(sha256_mb_mgr_get_comp_job_avx2)
jc .return_null
# Find min length
- vmovdqa _lens(state), %xmm0
- vmovdqa _lens+1*16(state), %xmm1
+ vmovdqu _lens(state), %xmm0
+ vmovdqu _lens+1*16(state), %xmm1
vpminud %xmm1, %xmm0, %xmm2 # xmm2 has {D,C,B,A}
vpalignr $8, %xmm2, %xmm3, %xmm3 # xmm3 has {x,x,D,C}
diff --git a/arch/x86/crypto/sha512-mb/Makefile b/arch/x86/crypto/sha512-mb/Makefile
index 0a57e2103980..90f1ef69152e 100644
--- a/arch/x86/crypto/sha512-mb/Makefile
+++ b/arch/x86/crypto/sha512-mb/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Arch-specific CryptoAPI modules.
#
diff --git a/arch/x86/entry/Makefile b/arch/x86/entry/Makefile
index af28a8a24366..06fc70cf5433 100644
--- a/arch/x86/entry/Makefile
+++ b/arch/x86/entry/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the x86 low level entry code
#
diff --git a/arch/x86/entry/calling.h b/arch/x86/entry/calling.h
index 640aafebdc00..6e160031cfea 100644
--- a/arch/x86/entry/calling.h
+++ b/arch/x86/entry/calling.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/jump_label.h>
#include <asm/unwind_hints.h>
diff --git a/arch/x86/entry/entry_32.S b/arch/x86/entry/entry_32.S
index 8a13d468635a..4838037f97f6 100644
--- a/arch/x86/entry/entry_32.S
+++ b/arch/x86/entry/entry_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1991,1992 Linus Torvalds
*
@@ -176,7 +177,7 @@
/*
* This is a sneaky trick to help the unwinder find pt_regs on the stack. The
* frame pointer is replaced with an encoded pointer to pt_regs. The encoding
- * is just setting the LSB, which makes it an invalid stack address and is also
+ * is just clearing the MSB, which makes it an invalid stack address and is also
* a signal to the unwinder that it's a pt_regs pointer in disguise.
*
* NOTE: This macro must be used *after* SAVE_ALL because it corrupts the
@@ -185,7 +186,7 @@
.macro ENCODE_FRAME_POINTER
#ifdef CONFIG_FRAME_POINTER
mov %esp, %ebp
- orl $0x1, %ebp
+ andl $0x7fffffff, %ebp
#endif
.endm
diff --git a/arch/x86/entry/entry_64.S b/arch/x86/entry/entry_64.S
index 49167258d587..bcfc5668dcb2 100644
--- a/arch/x86/entry/entry_64.S
+++ b/arch/x86/entry/entry_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/x86_64/entry.S
*
@@ -808,7 +809,7 @@ apicinterrupt IRQ_WORK_VECTOR irq_work_interrupt smp_irq_work_interrupt
.macro idtentry sym do_sym has_error_code:req paranoid=0 shift_ist=-1
ENTRY(\sym)
- UNWIND_HINT_IRET_REGS offset=8
+ UNWIND_HINT_IRET_REGS offset=\has_error_code*8
/* Sanity check */
.if \shift_ist != -1 && \paranoid == 0
diff --git a/arch/x86/entry/entry_64_compat.S b/arch/x86/entry/entry_64_compat.S
index e26c25ca7756..b5c7a56ed256 100644
--- a/arch/x86/entry/entry_64_compat.S
+++ b/arch/x86/entry/entry_64_compat.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Compatibility mode system call entry point for x86-64.
*
diff --git a/arch/x86/entry/syscall_32.c b/arch/x86/entry/syscall_32.c
index 8f895ee13a1c..95c294963612 100644
--- a/arch/x86/entry/syscall_32.c
+++ b/arch/x86/entry/syscall_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* System call table for i386. */
#include <linux/linkage.h>
diff --git a/arch/x86/entry/syscall_64.c b/arch/x86/entry/syscall_64.c
index 9dbc5abb6162..9c09775e589d 100644
--- a/arch/x86/entry/syscall_64.c
+++ b/arch/x86/entry/syscall_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* System call table for x86-64. */
#include <linux/linkage.h>
diff --git a/arch/x86/entry/syscalls/Makefile b/arch/x86/entry/syscalls/Makefile
index 57aa59fd140c..331f1dca5085 100644
--- a/arch/x86/entry/syscalls/Makefile
+++ b/arch/x86/entry/syscalls/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
out := $(obj)/../../include/generated/asm
uapi := $(obj)/../../include/generated/uapi/asm
diff --git a/arch/x86/entry/syscalls/syscallhdr.sh b/arch/x86/entry/syscalls/syscallhdr.sh
index 31fd5f1f38f7..12fbbcfe7ef3 100644
--- a/arch/x86/entry/syscalls/syscallhdr.sh
+++ b/arch/x86/entry/syscalls/syscallhdr.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
in="$1"
out="$2"
diff --git a/arch/x86/entry/syscalls/syscalltbl.sh b/arch/x86/entry/syscalls/syscalltbl.sh
index 751d1f992630..d71ef4bd3615 100644
--- a/arch/x86/entry/syscalls/syscalltbl.sh
+++ b/arch/x86/entry/syscalls/syscalltbl.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
in="$1"
out="$2"
diff --git a/arch/x86/entry/vdso/Makefile b/arch/x86/entry/vdso/Makefile
index d5409660f5de..c366c0adeb40 100644
--- a/arch/x86/entry/vdso/Makefile
+++ b/arch/x86/entry/vdso/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Building vDSO images for x86.
#
diff --git a/arch/x86/entry/vdso/vdso-layout.lds.S b/arch/x86/entry/vdso/vdso-layout.lds.S
index 8ebb4b6454fe..acfd5ba7d943 100644
--- a/arch/x86/entry/vdso/vdso-layout.lds.S
+++ b/arch/x86/entry/vdso/vdso-layout.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/vdso.h>
/*
diff --git a/arch/x86/entry/vdso/vdso.lds.S b/arch/x86/entry/vdso/vdso.lds.S
index 6807932643c2..d3a2dce4cfa9 100644
--- a/arch/x86/entry/vdso/vdso.lds.S
+++ b/arch/x86/entry/vdso/vdso.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Linker script for 64-bit vDSO.
* We #include the file to define the layout details.
diff --git a/arch/x86/entry/vdso/vdso2c.h b/arch/x86/entry/vdso/vdso2c.h
index 3dab75f2a673..fa847a620f40 100644
--- a/arch/x86/entry/vdso/vdso2c.h
+++ b/arch/x86/entry/vdso/vdso2c.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This file is included twice from vdso2c.c. It generates code for 32-bit
* and 64-bit vDSOs. We need both for 64-bit builds, since 32-bit vDSOs
diff --git a/arch/x86/entry/vdso/vdso32-setup.c b/arch/x86/entry/vdso/vdso32-setup.c
index 3f9d1a83891a..42d4c89f990e 100644
--- a/arch/x86/entry/vdso/vdso32-setup.c
+++ b/arch/x86/entry/vdso/vdso32-setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* (C) Copyright 2002 Linus Torvalds
* Portions based on the vdso-randomization code from exec-shield:
diff --git a/arch/x86/entry/vdso/vdso32/note.S b/arch/x86/entry/vdso/vdso32/note.S
index c83f25734696..9fd51f206314 100644
--- a/arch/x86/entry/vdso/vdso32/note.S
+++ b/arch/x86/entry/vdso/vdso32/note.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This supplies .note.* sections to go into the PT_NOTE inside the vDSO text.
* Here we can supply some information useful to userland.
diff --git a/arch/x86/entry/vdso/vdso32/sigreturn.S b/arch/x86/entry/vdso/vdso32/sigreturn.S
index 20633e026e82..c3233ee98a6b 100644
--- a/arch/x86/entry/vdso/vdso32/sigreturn.S
+++ b/arch/x86/entry/vdso/vdso32/sigreturn.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/unistd_32.h>
#include <asm/asm-offsets.h>
diff --git a/arch/x86/entry/vdso/vdso32/system_call.S b/arch/x86/entry/vdso/vdso32/system_call.S
index ed4bc9731cbb..263d7433dea8 100644
--- a/arch/x86/entry/vdso/vdso32/system_call.S
+++ b/arch/x86/entry/vdso/vdso32/system_call.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* AT_SYSINFO entry point
*/
diff --git a/arch/x86/entry/vdso/vdso32/vclock_gettime.c b/arch/x86/entry/vdso/vdso32/vclock_gettime.c
index 87a86e017f0e..7780bbfb06ef 100644
--- a/arch/x86/entry/vdso/vdso32/vclock_gettime.c
+++ b/arch/x86/entry/vdso/vdso32/vclock_gettime.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define BUILD_VDSO32
#ifndef CONFIG_CC_OPTIMIZE_FOR_SIZE
diff --git a/arch/x86/entry/vdso/vdso32/vdso32.lds.S b/arch/x86/entry/vdso/vdso32/vdso32.lds.S
index 31056cf294bf..422764a81d32 100644
--- a/arch/x86/entry/vdso/vdso32/vdso32.lds.S
+++ b/arch/x86/entry/vdso/vdso32/vdso32.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Linker script for 32-bit vDSO.
* We #include the file to define the layout details.
diff --git a/arch/x86/entry/vdso/vdsox32.lds.S b/arch/x86/entry/vdso/vdsox32.lds.S
index 697c11ece90c..05cd1c5c4a15 100644
--- a/arch/x86/entry/vdso/vdsox32.lds.S
+++ b/arch/x86/entry/vdso/vdsox32.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Linker script for x32 vDSO.
* We #include the file to define the layout details.
diff --git a/arch/x86/entry/vsyscall/vsyscall_64.c b/arch/x86/entry/vsyscall/vsyscall_64.c
index ce1d7534fa53..f279ba2643dc 100644
--- a/arch/x86/entry/vsyscall/vsyscall_64.c
+++ b/arch/x86/entry/vsyscall/vsyscall_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2012-2014 Andy Lutomirski <luto@amacapital.net>
*
diff --git a/arch/x86/entry/vsyscall/vsyscall_gtod.c b/arch/x86/entry/vsyscall/vsyscall_gtod.c
index 0fb3a104ac62..e1216dd95c04 100644
--- a/arch/x86/entry/vsyscall/vsyscall_gtod.c
+++ b/arch/x86/entry/vsyscall/vsyscall_gtod.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2001 Andrea Arcangeli <andrea@suse.de> SuSE
* Copyright 2003 Andi Kleen, SuSE Labs.
diff --git a/arch/x86/entry/vsyscall/vsyscall_trace.h b/arch/x86/entry/vsyscall/vsyscall_trace.h
index 9dd7359a38a8..3c3f9765a85c 100644
--- a/arch/x86/entry/vsyscall/vsyscall_trace.h
+++ b/arch/x86/entry/vsyscall/vsyscall_trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM vsyscall
diff --git a/arch/x86/events/Kconfig b/arch/x86/events/Kconfig
index 98397db5ceae..9a7a1446cb3a 100644
--- a/arch/x86/events/Kconfig
+++ b/arch/x86/events/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Performance monitoring"
config PERF_EVENTS_INTEL_UNCORE
diff --git a/arch/x86/events/amd/Makefile b/arch/x86/events/amd/Makefile
index b1da46f396e0..fe8795a67385 100644
--- a/arch/x86/events/amd/Makefile
+++ b/arch/x86/events/amd/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_CPU_SUP_AMD) += core.o uncore.o
obj-$(CONFIG_PERF_EVENTS_AMD_POWER) += power.o
obj-$(CONFIG_X86_LOCAL_APIC) += ibs.o
diff --git a/arch/x86/events/intel/Makefile b/arch/x86/events/intel/Makefile
index e9d8520a801a..3468b0c1dc7c 100644
--- a/arch/x86/events/intel/Makefile
+++ b/arch/x86/events/intel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_CPU_SUP_INTEL) += core.o bts.o
obj-$(CONFIG_CPU_SUP_INTEL) += ds.o knc.o
obj-$(CONFIG_CPU_SUP_INTEL) += lbr.o p4.o p6.o pt.o
diff --git a/arch/x86/events/intel/bts.c b/arch/x86/events/intel/bts.c
index 16076eb34699..141e07b06216 100644
--- a/arch/x86/events/intel/bts.c
+++ b/arch/x86/events/intel/bts.c
@@ -546,9 +546,6 @@ static int bts_event_init(struct perf_event *event)
if (event->attr.type != bts_pmu.type)
return -ENOENT;
- if (x86_add_exclusive(x86_lbr_exclusive_bts))
- return -EBUSY;
-
/*
* BTS leaks kernel addresses even when CPL0 tracing is
* disabled, so disallow intel_bts driver for unprivileged
@@ -562,6 +559,9 @@ static int bts_event_init(struct perf_event *event)
!capable(CAP_SYS_ADMIN))
return -EACCES;
+ if (x86_add_exclusive(x86_lbr_exclusive_bts))
+ return -EBUSY;
+
ret = x86_reserve_hardware();
if (ret) {
x86_del_exclusive(x86_lbr_exclusive_bts);
diff --git a/arch/x86/events/intel/ds.c b/arch/x86/events/intel/ds.c
index e1965e5ff570..3674a4b6f8bd 100644
--- a/arch/x86/events/intel/ds.c
+++ b/arch/x86/events/intel/ds.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/bitops.h>
#include <linux/types.h>
#include <linux/slab.h>
diff --git a/arch/x86/events/intel/knc.c b/arch/x86/events/intel/knc.c
index 548d5f774b07..618001c208e8 100644
--- a/arch/x86/events/intel/knc.c
+++ b/arch/x86/events/intel/knc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Driver for Intel Xeon Phi "Knights Corner" PMU */
#include <linux/perf_event.h>
diff --git a/arch/x86/events/intel/lbr.c b/arch/x86/events/intel/lbr.c
index 8a6bbacd17dc..ae64d0b69729 100644
--- a/arch/x86/events/intel/lbr.c
+++ b/arch/x86/events/intel/lbr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/perf_event.h>
#include <linux/types.h>
diff --git a/arch/x86/events/intel/p6.c b/arch/x86/events/intel/p6.c
index 1f5c47ab4c65..a5604c352930 100644
--- a/arch/x86/events/intel/p6.c
+++ b/arch/x86/events/intel/p6.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/perf_event.h>
#include <linux/types.h>
diff --git a/arch/x86/events/intel/uncore.c b/arch/x86/events/intel/uncore.c
index 1c5390f1cf09..d45e06346f14 100644
--- a/arch/x86/events/intel/uncore.c
+++ b/arch/x86/events/intel/uncore.c
@@ -822,7 +822,7 @@ static int __init uncore_type_init(struct intel_uncore_type *type, bool setid)
pmus[i].type = type;
pmus[i].boxes = kzalloc(size, GFP_KERNEL);
if (!pmus[i].boxes)
- return -ENOMEM;
+ goto err;
}
type->pmus = pmus;
@@ -836,7 +836,7 @@ static int __init uncore_type_init(struct intel_uncore_type *type, bool setid)
attr_group = kzalloc(sizeof(struct attribute *) * (i + 1) +
sizeof(*attr_group), GFP_KERNEL);
if (!attr_group)
- return -ENOMEM;
+ goto err;
attrs = (struct attribute **)(attr_group + 1);
attr_group->name = "events";
@@ -849,7 +849,15 @@ static int __init uncore_type_init(struct intel_uncore_type *type, bool setid)
}
type->pmu_group = &uncore_pmu_attr_group;
+
return 0;
+
+err:
+ for (i = 0; i < type->num_boxes; i++)
+ kfree(pmus[i].boxes);
+ kfree(pmus);
+
+ return -ENOMEM;
}
static int __init
diff --git a/arch/x86/events/intel/uncore.h b/arch/x86/events/intel/uncore.h
index df5989f27b1b..4364191e7c6b 100644
--- a/arch/x86/events/intel/uncore.h
+++ b/arch/x86/events/intel/uncore.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/slab.h>
#include <linux/pci.h>
#include <asm/apicdef.h>
diff --git a/arch/x86/events/intel/uncore_nhmex.c b/arch/x86/events/intel/uncore_nhmex.c
index 6a5cbe90f859..93e7a8397cde 100644
--- a/arch/x86/events/intel/uncore_nhmex.c
+++ b/arch/x86/events/intel/uncore_nhmex.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Nehalem-EX/Westmere-EX uncore support */
#include "uncore.h"
diff --git a/arch/x86/events/intel/uncore_snb.c b/arch/x86/events/intel/uncore_snb.c
index db1127ce685e..aee5e8496be4 100644
--- a/arch/x86/events/intel/uncore_snb.c
+++ b/arch/x86/events/intel/uncore_snb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Nehalem/SandBridge/Haswell/Broadwell/Skylake uncore support */
#include "uncore.h"
diff --git a/arch/x86/events/intel/uncore_snbep.c b/arch/x86/events/intel/uncore_snbep.c
index a7196818416a..95cb19f4e06f 100644
--- a/arch/x86/events/intel/uncore_snbep.c
+++ b/arch/x86/events/intel/uncore_snbep.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* SandyBridge-EP/IvyTown uncore support */
#include "uncore.h"
diff --git a/arch/x86/events/msr.c b/arch/x86/events/msr.c
index 06723671ae4e..14efaa0e8684 100644
--- a/arch/x86/events/msr.c
+++ b/arch/x86/events/msr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/perf_event.h>
#include <asm/intel-family.h>
diff --git a/arch/x86/hyperv/hv_init.c b/arch/x86/hyperv/hv_init.c
index 1a8eb550c40f..a5db63f728a2 100644
--- a/arch/x86/hyperv/hv_init.c
+++ b/arch/x86/hyperv/hv_init.c
@@ -85,6 +85,8 @@ EXPORT_SYMBOL_GPL(hyperv_cs);
u32 *hv_vp_index;
EXPORT_SYMBOL_GPL(hv_vp_index);
+u32 hv_max_vp_index;
+
static int hv_cpu_init(unsigned int cpu)
{
u64 msr_vp_index;
@@ -93,6 +95,9 @@ static int hv_cpu_init(unsigned int cpu)
hv_vp_index[smp_processor_id()] = msr_vp_index;
+ if (msr_vp_index > hv_max_vp_index)
+ hv_max_vp_index = msr_vp_index;
+
return 0;
}
diff --git a/arch/x86/hyperv/mmu.c b/arch/x86/hyperv/mmu.c
index 39e7f6e50919..9cc9e1c1e2db 100644
--- a/arch/x86/hyperv/mmu.c
+++ b/arch/x86/hyperv/mmu.c
@@ -36,9 +36,9 @@ struct hv_flush_pcpu_ex {
/* Each gva in gva_list encodes up to 4096 pages to flush */
#define HV_TLB_FLUSH_UNIT (4096 * PAGE_SIZE)
-static struct hv_flush_pcpu __percpu *pcpu_flush;
+static struct hv_flush_pcpu __percpu **pcpu_flush;
-static struct hv_flush_pcpu_ex __percpu *pcpu_flush_ex;
+static struct hv_flush_pcpu_ex __percpu **pcpu_flush_ex;
/*
* Fills in gva_list starting from offset. Returns the number of items added.
@@ -76,6 +76,18 @@ static inline int cpumask_to_vp_set(struct hv_flush_pcpu_ex *flush,
{
int cpu, vcpu, vcpu_bank, vcpu_offset, nr_bank = 1;
+ /* valid_bank_mask can represent up to 64 banks */
+ if (hv_max_vp_index / 64 >= 64)
+ return 0;
+
+ /*
+ * Clear all banks up to the maximum possible bank as hv_flush_pcpu_ex
+ * structs are not cleared between calls, we risk flushing unneeded
+ * vCPUs otherwise.
+ */
+ for (vcpu_bank = 0; vcpu_bank <= hv_max_vp_index / 64; vcpu_bank++)
+ flush->hv_vp_set.bank_contents[vcpu_bank] = 0;
+
/*
* Some banks may end up being empty but this is acceptable.
*/
@@ -83,11 +95,6 @@ static inline int cpumask_to_vp_set(struct hv_flush_pcpu_ex *flush,
vcpu = hv_cpu_number_to_vp_number(cpu);
vcpu_bank = vcpu / 64;
vcpu_offset = vcpu % 64;
-
- /* valid_bank_mask can represent up to 64 banks */
- if (vcpu_bank >= 64)
- return 0;
-
__set_bit(vcpu_offset, (unsigned long *)
&flush->hv_vp_set.bank_contents[vcpu_bank]);
if (vcpu_bank >= nr_bank)
@@ -102,6 +109,7 @@ static void hyperv_flush_tlb_others(const struct cpumask *cpus,
const struct flush_tlb_info *info)
{
int cpu, vcpu, gva_n, max_gvas;
+ struct hv_flush_pcpu **flush_pcpu;
struct hv_flush_pcpu *flush;
u64 status = U64_MAX;
unsigned long flags;
@@ -116,7 +124,17 @@ static void hyperv_flush_tlb_others(const struct cpumask *cpus,
local_irq_save(flags);
- flush = this_cpu_ptr(pcpu_flush);
+ flush_pcpu = this_cpu_ptr(pcpu_flush);
+
+ if (unlikely(!*flush_pcpu))
+ *flush_pcpu = page_address(alloc_page(GFP_ATOMIC));
+
+ flush = *flush_pcpu;
+
+ if (unlikely(!flush)) {
+ local_irq_restore(flags);
+ goto do_native;
+ }
if (info->mm) {
flush->address_space = virt_to_phys(info->mm->pgd);
@@ -173,6 +191,7 @@ static void hyperv_flush_tlb_others_ex(const struct cpumask *cpus,
const struct flush_tlb_info *info)
{
int nr_bank = 0, max_gvas, gva_n;
+ struct hv_flush_pcpu_ex **flush_pcpu;
struct hv_flush_pcpu_ex *flush;
u64 status = U64_MAX;
unsigned long flags;
@@ -187,7 +206,17 @@ static void hyperv_flush_tlb_others_ex(const struct cpumask *cpus,
local_irq_save(flags);
- flush = this_cpu_ptr(pcpu_flush_ex);
+ flush_pcpu = this_cpu_ptr(pcpu_flush_ex);
+
+ if (unlikely(!*flush_pcpu))
+ *flush_pcpu = page_address(alloc_page(GFP_ATOMIC));
+
+ flush = *flush_pcpu;
+
+ if (unlikely(!flush)) {
+ local_irq_restore(flags);
+ goto do_native;
+ }
if (info->mm) {
flush->address_space = virt_to_phys(info->mm->pgd);
@@ -222,18 +251,18 @@ static void hyperv_flush_tlb_others_ex(const struct cpumask *cpus,
flush->flags |= HV_FLUSH_NON_GLOBAL_MAPPINGS_ONLY;
status = hv_do_rep_hypercall(
HVCALL_FLUSH_VIRTUAL_ADDRESS_SPACE_EX,
- 0, nr_bank + 2, flush, NULL);
+ 0, nr_bank, flush, NULL);
} else if (info->end &&
((info->end - info->start)/HV_TLB_FLUSH_UNIT) > max_gvas) {
status = hv_do_rep_hypercall(
HVCALL_FLUSH_VIRTUAL_ADDRESS_SPACE_EX,
- 0, nr_bank + 2, flush, NULL);
+ 0, nr_bank, flush, NULL);
} else {
gva_n = fill_gva_list(flush->gva_list, nr_bank,
info->start, info->end);
status = hv_do_rep_hypercall(
HVCALL_FLUSH_VIRTUAL_ADDRESS_LIST_EX,
- gva_n, nr_bank + 2, flush, NULL);
+ gva_n, nr_bank, flush, NULL);
}
local_irq_restore(flags);
@@ -266,7 +295,7 @@ void hyper_alloc_mmu(void)
return;
if (!(ms_hyperv.hints & HV_X64_EX_PROCESSOR_MASKS_RECOMMENDED))
- pcpu_flush = __alloc_percpu(PAGE_SIZE, PAGE_SIZE);
+ pcpu_flush = alloc_percpu(struct hv_flush_pcpu *);
else
- pcpu_flush_ex = __alloc_percpu(PAGE_SIZE, PAGE_SIZE);
+ pcpu_flush_ex = alloc_percpu(struct hv_flush_pcpu_ex *);
}
diff --git a/arch/x86/ia32/audit.c b/arch/x86/ia32/audit.c
index 2eccc8932ae6..3d21eab7aaed 100644
--- a/arch/x86/ia32/audit.c
+++ b/arch/x86/ia32/audit.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <asm/unistd_32.h>
unsigned ia32_dir_class[] = {
diff --git a/arch/x86/ia32/ia32_signal.c b/arch/x86/ia32/ia32_signal.c
index 0e2a5edbce00..41c671854642 100644
--- a/arch/x86/ia32/ia32_signal.c
+++ b/arch/x86/ia32/ia32_signal.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/x86_64/ia32/ia32_signal.c
*
diff --git a/arch/x86/ia32/sys_ia32.c b/arch/x86/ia32/sys_ia32.c
index 47956c6a4fd8..96cd33bbfc85 100644
--- a/arch/x86/ia32/sys_ia32.c
+++ b/arch/x86/ia32/sys_ia32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* sys_ia32.c: Conversion between 32bit and 64bit native syscalls. Based on
* sys_sparc32
diff --git a/arch/x86/include/asm/acpi.h b/arch/x86/include/asm/acpi.h
index 72d867f6b518..8d0ec9df1cbe 100644
--- a/arch/x86/include/asm/acpi.h
+++ b/arch/x86/include/asm/acpi.h
@@ -150,6 +150,8 @@ static inline void disable_acpi(void) { }
extern int x86_acpi_numa_init(void);
#endif /* CONFIG_ACPI_NUMA */
+#define acpi_unlazy_tlb(x) leave_mm(x)
+
#ifdef CONFIG_ACPI_APEI
static inline pgprot_t arch_apei_get_mem_attribute(phys_addr_t addr)
{
diff --git a/arch/x86/include/asm/agp.h b/arch/x86/include/asm/agp.h
index eec2a70d4376..8e25bf4f323a 100644
--- a/arch/x86/include/asm/agp.h
+++ b/arch/x86/include/asm/agp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_AGP_H
#define _ASM_X86_AGP_H
diff --git a/arch/x86/include/asm/alternative-asm.h b/arch/x86/include/asm/alternative-asm.h
index e7636bac7372..31b627b43a8e 100644
--- a/arch/x86/include/asm/alternative-asm.h
+++ b/arch/x86/include/asm/alternative-asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_ALTERNATIVE_ASM_H
#define _ASM_X86_ALTERNATIVE_ASM_H
@@ -62,8 +63,10 @@
#define new_len2 145f-144f
/*
- * max without conditionals. Idea adapted from:
+ * gas compatible max based on the idea from:
* http://graphics.stanford.edu/~seander/bithacks.html#IntegerMinOrMax
+ *
+ * The additional "-" is needed because gas uses a "true" value of -1.
*/
#define alt_max_short(a, b) ((a) ^ (((a) ^ (b)) & -(-((a) < (b)))))
diff --git a/arch/x86/include/asm/alternative.h b/arch/x86/include/asm/alternative.h
index c096624137ae..dbfd0854651f 100644
--- a/arch/x86/include/asm/alternative.h
+++ b/arch/x86/include/asm/alternative.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_ALTERNATIVE_H
#define _ASM_X86_ALTERNATIVE_H
@@ -103,12 +104,12 @@ static inline int alternatives_text_reserved(void *start, void *end)
alt_end_marker ":\n"
/*
- * max without conditionals. Idea adapted from:
+ * gas compatible max based on the idea from:
* http://graphics.stanford.edu/~seander/bithacks.html#IntegerMinOrMax
*
- * The additional "-" is needed because gas works with s32s.
+ * The additional "-" is needed because gas uses a "true" value of -1.
*/
-#define alt_max_short(a, b) "((" a ") ^ (((" a ") ^ (" b ")) & -(-((" a ") - (" b ")))))"
+#define alt_max_short(a, b) "((" a ") ^ (((" a ") ^ (" b ")) & -(-((" a ") < (" b ")))))"
/*
* Pad the second replacement alternative with additional NOPs if it is
diff --git a/arch/x86/include/asm/amd_nb.h b/arch/x86/include/asm/amd_nb.h
index da181ad1d5f8..fddb6d26239f 100644
--- a/arch/x86/include/asm/amd_nb.h
+++ b/arch/x86/include/asm/amd_nb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_AMD_NB_H
#define _ASM_X86_AMD_NB_H
diff --git a/arch/x86/include/asm/apic_flat_64.h b/arch/x86/include/asm/apic_flat_64.h
index a2d312796440..d3a2b3876ce6 100644
--- a/arch/x86/include/asm/apic_flat_64.h
+++ b/arch/x86/include/asm/apic_flat_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_APIC_FLAT_64_H
#define _ASM_X86_APIC_FLAT_64_H
diff --git a/arch/x86/include/asm/apicdef.h b/arch/x86/include/asm/apicdef.h
index c46bb99d5fb2..05e694ed8386 100644
--- a/arch/x86/include/asm/apicdef.h
+++ b/arch/x86/include/asm/apicdef.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_APICDEF_H
#define _ASM_X86_APICDEF_H
diff --git a/arch/x86/include/asm/apm.h b/arch/x86/include/asm/apm.h
index 93eebc636c76..4d4015ddcf26 100644
--- a/arch/x86/include/asm/apm.h
+++ b/arch/x86/include/asm/apm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Machine specific APM BIOS functions for generic.
* Split out from apm.c by Osamu Tomita <tomita@cinet.co.jp>
diff --git a/arch/x86/include/asm/arch_hweight.h b/arch/x86/include/asm/arch_hweight.h
index e7cd63175de4..34a10b2d5b73 100644
--- a/arch/x86/include/asm/arch_hweight.h
+++ b/arch/x86/include/asm/arch_hweight.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_HWEIGHT_H
#define _ASM_X86_HWEIGHT_H
diff --git a/arch/x86/include/asm/asm-prototypes.h b/arch/x86/include/asm/asm-prototypes.h
index 830b19dbfa31..ff700d81e91e 100644
--- a/arch/x86/include/asm/asm-prototypes.h
+++ b/arch/x86/include/asm/asm-prototypes.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/ftrace.h>
#include <linux/uaccess.h>
#include <asm/string.h>
diff --git a/arch/x86/include/asm/asm.h b/arch/x86/include/asm/asm.h
index b0dc91f4bedc..219faaec51df 100644
--- a/arch/x86/include/asm/asm.h
+++ b/arch/x86/include/asm/asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_ASM_H
#define _ASM_X86_ASM_H
diff --git a/arch/x86/include/asm/atomic.h b/arch/x86/include/asm/atomic.h
index 0874ebda3069..72759f131cc5 100644
--- a/arch/x86/include/asm/atomic.h
+++ b/arch/x86/include/asm/atomic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_ATOMIC_H
#define _ASM_X86_ATOMIC_H
diff --git a/arch/x86/include/asm/atomic64_32.h b/arch/x86/include/asm/atomic64_32.h
index 9e206f31ce2a..97c46b8169b7 100644
--- a/arch/x86/include/asm/atomic64_32.h
+++ b/arch/x86/include/asm/atomic64_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_ATOMIC64_32_H
#define _ASM_X86_ATOMIC64_32_H
diff --git a/arch/x86/include/asm/atomic64_64.h b/arch/x86/include/asm/atomic64_64.h
index 5d9de36a2f04..738495caf05f 100644
--- a/arch/x86/include/asm/atomic64_64.h
+++ b/arch/x86/include/asm/atomic64_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_ATOMIC64_64_H
#define _ASM_X86_ATOMIC64_64_H
diff --git a/arch/x86/include/asm/barrier.h b/arch/x86/include/asm/barrier.h
index bfb28caf97b1..01727dbc294a 100644
--- a/arch/x86/include/asm/barrier.h
+++ b/arch/x86/include/asm/barrier.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_BARRIER_H
#define _ASM_X86_BARRIER_H
diff --git a/arch/x86/include/asm/bios_ebda.h b/arch/x86/include/asm/bios_ebda.h
index 4b7b8e71607e..4d5a17e2febe 100644
--- a/arch/x86/include/asm/bios_ebda.h
+++ b/arch/x86/include/asm/bios_ebda.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_BIOS_EBDA_H
#define _ASM_X86_BIOS_EBDA_H
diff --git a/arch/x86/include/asm/bitops.h b/arch/x86/include/asm/bitops.h
index 854022772c5b..2bcf47314959 100644
--- a/arch/x86/include/asm/bitops.h
+++ b/arch/x86/include/asm/bitops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_BITOPS_H
#define _ASM_X86_BITOPS_H
diff --git a/arch/x86/include/asm/boot.h b/arch/x86/include/asm/boot.h
index abd06b19ddd2..680c320363db 100644
--- a/arch/x86/include/asm/boot.h
+++ b/arch/x86/include/asm/boot.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_BOOT_H
#define _ASM_X86_BOOT_H
diff --git a/arch/x86/include/asm/bootparam_utils.h b/arch/x86/include/asm/bootparam_utils.h
index 4a8cb8d7cbd5..a07ffd23e4dd 100644
--- a/arch/x86/include/asm/bootparam_utils.h
+++ b/arch/x86/include/asm/bootparam_utils.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_BOOTPARAM_UTILS_H
#define _ASM_X86_BOOTPARAM_UTILS_H
diff --git a/arch/x86/include/asm/bug.h b/arch/x86/include/asm/bug.h
index aa6b2023d8f8..34d99af43994 100644
--- a/arch/x86/include/asm/bug.h
+++ b/arch/x86/include/asm/bug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_BUG_H
#define _ASM_X86_BUG_H
diff --git a/arch/x86/include/asm/bugs.h b/arch/x86/include/asm/bugs.h
index 5490bbaf71d5..542509b53e0f 100644
--- a/arch/x86/include/asm/bugs.h
+++ b/arch/x86/include/asm/bugs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_BUGS_H
#define _ASM_X86_BUGS_H
diff --git a/arch/x86/include/asm/cache.h b/arch/x86/include/asm/cache.h
index 48f99f15452e..abe08690a887 100644
--- a/arch/x86/include/asm/cache.h
+++ b/arch/x86/include/asm/cache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_CACHE_H
#define _ASM_X86_CACHE_H
diff --git a/arch/x86/include/asm/cacheflush.h b/arch/x86/include/asm/cacheflush.h
index cb9a1af109b4..63feaf2a5f93 100644
--- a/arch/x86/include/asm/cacheflush.h
+++ b/arch/x86/include/asm/cacheflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_CACHEFLUSH_H
#define _ASM_X86_CACHEFLUSH_H
diff --git a/arch/x86/include/asm/ce4100.h b/arch/x86/include/asm/ce4100.h
index e656ad8c0a2e..2930f560d7f3 100644
--- a/arch/x86/include/asm/ce4100.h
+++ b/arch/x86/include/asm/ce4100.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CE4100_H_
#define _ASM_CE4100_H_
diff --git a/arch/x86/include/asm/checksum.h b/arch/x86/include/asm/checksum.h
index 5f5bb0f97361..d79d1e622dcf 100644
--- a/arch/x86/include/asm/checksum.h
+++ b/arch/x86/include/asm/checksum.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef CONFIG_X86_32
# include <asm/checksum_32.h>
#else
diff --git a/arch/x86/include/asm/checksum_32.h b/arch/x86/include/asm/checksum_32.h
index 7b53743ed267..7a659c74cd03 100644
--- a/arch/x86/include/asm/checksum_32.h
+++ b/arch/x86/include/asm/checksum_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_CHECKSUM_32_H
#define _ASM_X86_CHECKSUM_32_H
diff --git a/arch/x86/include/asm/checksum_64.h b/arch/x86/include/asm/checksum_64.h
index 08e7efb2c140..3ec6d3267cf9 100644
--- a/arch/x86/include/asm/checksum_64.h
+++ b/arch/x86/include/asm/checksum_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_CHECKSUM_64_H
#define _ASM_X86_CHECKSUM_64_H
diff --git a/arch/x86/include/asm/clocksource.h b/arch/x86/include/asm/clocksource.h
index 47bea8cadbd0..dc4cfc888d6d 100644
--- a/arch/x86/include/asm/clocksource.h
+++ b/arch/x86/include/asm/clocksource.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* x86-specific clocksource additions */
#ifndef _ASM_X86_CLOCKSOURCE_H
diff --git a/arch/x86/include/asm/cmdline.h b/arch/x86/include/asm/cmdline.h
index 84ae170bc3d0..6faaf27e8899 100644
--- a/arch/x86/include/asm/cmdline.h
+++ b/arch/x86/include/asm/cmdline.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_CMDLINE_H
#define _ASM_X86_CMDLINE_H
diff --git a/arch/x86/include/asm/cmpxchg.h b/arch/x86/include/asm/cmpxchg.h
index b5069e802d5c..56bd436ed01b 100644
--- a/arch/x86/include/asm/cmpxchg.h
+++ b/arch/x86/include/asm/cmpxchg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASM_X86_CMPXCHG_H
#define ASM_X86_CMPXCHG_H
diff --git a/arch/x86/include/asm/cmpxchg_32.h b/arch/x86/include/asm/cmpxchg_32.h
index e4959d023af8..1732704f0445 100644
--- a/arch/x86/include/asm/cmpxchg_32.h
+++ b/arch/x86/include/asm/cmpxchg_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_CMPXCHG_32_H
#define _ASM_X86_CMPXCHG_32_H
diff --git a/arch/x86/include/asm/cmpxchg_64.h b/arch/x86/include/asm/cmpxchg_64.h
index caa23a34c963..03cad196a301 100644
--- a/arch/x86/include/asm/cmpxchg_64.h
+++ b/arch/x86/include/asm/cmpxchg_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_CMPXCHG_64_H
#define _ASM_X86_CMPXCHG_64_H
diff --git a/arch/x86/include/asm/compat.h b/arch/x86/include/asm/compat.h
index 5343c19814b3..9eef9cc64c68 100644
--- a/arch/x86/include/asm/compat.h
+++ b/arch/x86/include/asm/compat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_COMPAT_H
#define _ASM_X86_COMPAT_H
diff --git a/arch/x86/include/asm/cpu.h b/arch/x86/include/asm/cpu.h
index 9b7fa6313f1a..adc6cc86b062 100644
--- a/arch/x86/include/asm/cpu.h
+++ b/arch/x86/include/asm/cpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_CPU_H
#define _ASM_X86_CPU_H
diff --git a/arch/x86/include/asm/cpu_device_id.h b/arch/x86/include/asm/cpu_device_id.h
index ff501e511d91..baeba0567126 100644
--- a/arch/x86/include/asm/cpu_device_id.h
+++ b/arch/x86/include/asm/cpu_device_id.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CPU_DEVICE_ID
#define _CPU_DEVICE_ID 1
diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h
index d59c15c3defd..0dfa68438e80 100644
--- a/arch/x86/include/asm/cpufeature.h
+++ b/arch/x86/include/asm/cpufeature.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_CPUFEATURE_H
#define _ASM_X86_CPUFEATURE_H
diff --git a/arch/x86/include/asm/cpufeatures.h b/arch/x86/include/asm/cpufeatures.h
index 2519c6c801c9..793690fbda36 100644
--- a/arch/x86/include/asm/cpufeatures.h
+++ b/arch/x86/include/asm/cpufeatures.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_CPUFEATURES_H
#define _ASM_X86_CPUFEATURES_H
diff --git a/arch/x86/include/asm/cpumask.h b/arch/x86/include/asm/cpumask.h
index 61c852fa346b..6722ffcef2e6 100644
--- a/arch/x86/include/asm/cpumask.h
+++ b/arch/x86/include/asm/cpumask.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_CPUMASK_H
#define _ASM_X86_CPUMASK_H
#ifndef __ASSEMBLY__
diff --git a/arch/x86/include/asm/crash.h b/arch/x86/include/asm/crash.h
index f498411f2500..a7adb2bfbf0b 100644
--- a/arch/x86/include/asm/crash.h
+++ b/arch/x86/include/asm/crash.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_CRASH_H
#define _ASM_X86_CRASH_H
diff --git a/arch/x86/include/asm/crypto/aes.h b/arch/x86/include/asm/crypto/aes.h
index 80545a1cbe39..c508521dd190 100644
--- a/arch/x86/include/asm/crypto/aes.h
+++ b/arch/x86/include/asm/crypto/aes.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASM_X86_AES_H
#define ASM_X86_AES_H
diff --git a/arch/x86/include/asm/crypto/camellia.h b/arch/x86/include/asm/crypto/camellia.h
index bb93333d9200..10f8d590bcfe 100644
--- a/arch/x86/include/asm/crypto/camellia.h
+++ b/arch/x86/include/asm/crypto/camellia.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASM_X86_CAMELLIA_H
#define ASM_X86_CAMELLIA_H
diff --git a/arch/x86/include/asm/crypto/glue_helper.h b/arch/x86/include/asm/crypto/glue_helper.h
index ed8b66de541f..553a03de55c3 100644
--- a/arch/x86/include/asm/crypto/glue_helper.h
+++ b/arch/x86/include/asm/crypto/glue_helper.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Shared glue code for 128bit block ciphers
*/
diff --git a/arch/x86/include/asm/crypto/serpent-avx.h b/arch/x86/include/asm/crypto/serpent-avx.h
index 33c2b8a435da..c958b7bd0fcb 100644
--- a/arch/x86/include/asm/crypto/serpent-avx.h
+++ b/arch/x86/include/asm/crypto/serpent-avx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASM_X86_SERPENT_AVX_H
#define ASM_X86_SERPENT_AVX_H
diff --git a/arch/x86/include/asm/crypto/serpent-sse2.h b/arch/x86/include/asm/crypto/serpent-sse2.h
index e6e77dffbdab..1a345e8a7496 100644
--- a/arch/x86/include/asm/crypto/serpent-sse2.h
+++ b/arch/x86/include/asm/crypto/serpent-sse2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASM_X86_SERPENT_SSE2_H
#define ASM_X86_SERPENT_SSE2_H
diff --git a/arch/x86/include/asm/crypto/twofish.h b/arch/x86/include/asm/crypto/twofish.h
index 878c51ceebb5..65bb80adba3e 100644
--- a/arch/x86/include/asm/crypto/twofish.h
+++ b/arch/x86/include/asm/crypto/twofish.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASM_X86_TWOFISH_H
#define ASM_X86_TWOFISH_H
diff --git a/arch/x86/include/asm/current.h b/arch/x86/include/asm/current.h
index 9476c04ee635..3e204e6140b5 100644
--- a/arch/x86/include/asm/current.h
+++ b/arch/x86/include/asm/current.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_CURRENT_H
#define _ASM_X86_CURRENT_H
diff --git a/arch/x86/include/asm/debugreg.h b/arch/x86/include/asm/debugreg.h
index 12cb66f6d3a5..4505ac2735ad 100644
--- a/arch/x86/include/asm/debugreg.h
+++ b/arch/x86/include/asm/debugreg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_DEBUGREG_H
#define _ASM_X86_DEBUGREG_H
diff --git a/arch/x86/include/asm/delay.h b/arch/x86/include/asm/delay.h
index 36a760bda462..de9e7841f953 100644
--- a/arch/x86/include/asm/delay.h
+++ b/arch/x86/include/asm/delay.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_DELAY_H
#define _ASM_X86_DELAY_H
diff --git a/arch/x86/include/asm/desc.h b/arch/x86/include/asm/desc.h
index c474bf4971d9..4011cb03ef08 100644
--- a/arch/x86/include/asm/desc.h
+++ b/arch/x86/include/asm/desc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_DESC_H
#define _ASM_X86_DESC_H
diff --git a/arch/x86/include/asm/desc_defs.h b/arch/x86/include/asm/desc_defs.h
index 346d252029b7..a91f3b6e4f2a 100644
--- a/arch/x86/include/asm/desc_defs.h
+++ b/arch/x86/include/asm/desc_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Written 2000 by Andi Kleen */
#ifndef _ASM_X86_DESC_DEFS_H
#define _ASM_X86_DESC_DEFS_H
diff --git a/arch/x86/include/asm/device.h b/arch/x86/include/asm/device.h
index 1b3ef26e77df..5e12c63b47aa 100644
--- a/arch/x86/include/asm/device.h
+++ b/arch/x86/include/asm/device.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_DEVICE_H
#define _ASM_X86_DEVICE_H
diff --git a/arch/x86/include/asm/div64.h b/arch/x86/include/asm/div64.h
index af95c47d5c9e..20a46150e0a8 100644
--- a/arch/x86/include/asm/div64.h
+++ b/arch/x86/include/asm/div64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_DIV64_H
#define _ASM_X86_DIV64_H
diff --git a/arch/x86/include/asm/dma-mapping.h b/arch/x86/include/asm/dma-mapping.h
index 1387dafdba2d..836ca1178a6a 100644
--- a/arch/x86/include/asm/dma-mapping.h
+++ b/arch/x86/include/asm/dma-mapping.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_DMA_MAPPING_H
#define _ASM_X86_DMA_MAPPING_H
diff --git a/arch/x86/include/asm/dma.h b/arch/x86/include/asm/dma.h
index fe884e18fa6e..00f7cf45e699 100644
--- a/arch/x86/include/asm/dma.h
+++ b/arch/x86/include/asm/dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/asm/dma.h: Defines for using and allocating dma channels.
* Written by Hennus Bergman, 1992.
diff --git a/arch/x86/include/asm/dmi.h b/arch/x86/include/asm/dmi.h
index a8e15b04565b..0ab2ab27ad1f 100644
--- a/arch/x86/include/asm/dmi.h
+++ b/arch/x86/include/asm/dmi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_DMI_H
#define _ASM_X86_DMI_H
diff --git a/arch/x86/include/asm/dwarf2.h b/arch/x86/include/asm/dwarf2.h
index b7a1ab865d68..ae391f609840 100644
--- a/arch/x86/include/asm/dwarf2.h
+++ b/arch/x86/include/asm/dwarf2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_DWARF2_H
#define _ASM_X86_DWARF2_H
diff --git a/arch/x86/include/asm/e820/api.h b/arch/x86/include/asm/e820/api.h
index cd266d830e49..62be73b23d5c 100644
--- a/arch/x86/include/asm/e820/api.h
+++ b/arch/x86/include/asm/e820/api.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_E820_API_H
#define _ASM_E820_API_H
diff --git a/arch/x86/include/asm/e820/types.h b/arch/x86/include/asm/e820/types.h
index 4adeed03a9a1..c3aa4b5e49e2 100644
--- a/arch/x86/include/asm/e820/types.h
+++ b/arch/x86/include/asm/e820/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_E820_TYPES_H
#define _ASM_E820_TYPES_H
diff --git a/arch/x86/include/asm/edac.h b/arch/x86/include/asm/edac.h
index cf8fdf83b231..426fc53ff803 100644
--- a/arch/x86/include/asm/edac.h
+++ b/arch/x86/include/asm/edac.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_EDAC_H
#define _ASM_X86_EDAC_H
diff --git a/arch/x86/include/asm/efi.h b/arch/x86/include/asm/efi.h
index 796ff6c1aa53..85f6ccb80b91 100644
--- a/arch/x86/include/asm/efi.h
+++ b/arch/x86/include/asm/efi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_EFI_H
#define _ASM_X86_EFI_H
diff --git a/arch/x86/include/asm/elf.h b/arch/x86/include/asm/elf.h
index 04330c8d9af9..c1a125e47ff3 100644
--- a/arch/x86/include/asm/elf.h
+++ b/arch/x86/include/asm/elf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_ELF_H
#define _ASM_X86_ELF_H
diff --git a/arch/x86/include/asm/emergency-restart.h b/arch/x86/include/asm/emergency-restart.h
index 77a99ac06d00..2abde717db31 100644
--- a/arch/x86/include/asm/emergency-restart.h
+++ b/arch/x86/include/asm/emergency-restart.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_EMERGENCY_RESTART_H
#define _ASM_X86_EMERGENCY_RESTART_H
diff --git a/arch/x86/include/asm/entry_arch.h b/arch/x86/include/asm/entry_arch.h
index aa15d1f7e530..416422762845 100644
--- a/arch/x86/include/asm/entry_arch.h
+++ b/arch/x86/include/asm/entry_arch.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This file is designed to contain the BUILD_INTERRUPT specifications for
* all of the extra named interrupt vectors used by the architecture.
diff --git a/arch/x86/include/asm/espfix.h b/arch/x86/include/asm/espfix.h
index ca3ce9ab9385..0211029076ea 100644
--- a/arch/x86/include/asm/espfix.h
+++ b/arch/x86/include/asm/espfix.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_ESPFIX_H
#define _ASM_X86_ESPFIX_H
diff --git a/arch/x86/include/asm/export.h b/arch/x86/include/asm/export.h
index 138de56b13eb..2a51d66689c5 100644
--- a/arch/x86/include/asm/export.h
+++ b/arch/x86/include/asm/export.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef CONFIG_64BIT
#define KSYM_ALIGN 16
#endif
diff --git a/arch/x86/include/asm/extable.h b/arch/x86/include/asm/extable.h
index c66d19e3c23e..f9c3a5d502f4 100644
--- a/arch/x86/include/asm/extable.h
+++ b/arch/x86/include/asm/extable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_EXTABLE_H
#define _ASM_X86_EXTABLE_H
/*
diff --git a/arch/x86/include/asm/fb.h b/arch/x86/include/asm/fb.h
index c3dd5e71f439..ab4c960146e3 100644
--- a/arch/x86/include/asm/fb.h
+++ b/arch/x86/include/asm/fb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_FB_H
#define _ASM_X86_FB_H
diff --git a/arch/x86/include/asm/fpu/api.h b/arch/x86/include/asm/fpu/api.h
index 0877ae018fc9..a9caac9d4a72 100644
--- a/arch/x86/include/asm/fpu/api.h
+++ b/arch/x86/include/asm/fpu/api.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1994 Linus Torvalds
*
diff --git a/arch/x86/include/asm/fpu/internal.h b/arch/x86/include/asm/fpu/internal.h
index e3221ffa304e..a38bf5a1e37a 100644
--- a/arch/x86/include/asm/fpu/internal.h
+++ b/arch/x86/include/asm/fpu/internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1994 Linus Torvalds
*
diff --git a/arch/x86/include/asm/fpu/regset.h b/arch/x86/include/asm/fpu/regset.h
index 39d3107ac6c7..d5bdffb9d27f 100644
--- a/arch/x86/include/asm/fpu/regset.h
+++ b/arch/x86/include/asm/fpu/regset.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* FPU regset handling methods:
*/
diff --git a/arch/x86/include/asm/fpu/signal.h b/arch/x86/include/asm/fpu/signal.h
index 20a1fbf7fe4e..4df2754ef380 100644
--- a/arch/x86/include/asm/fpu/signal.h
+++ b/arch/x86/include/asm/fpu/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* x86 FPU signal frame handling methods:
*/
diff --git a/arch/x86/include/asm/fpu/types.h b/arch/x86/include/asm/fpu/types.h
index a1520575d86b..202c53918ecf 100644
--- a/arch/x86/include/asm/fpu/types.h
+++ b/arch/x86/include/asm/fpu/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* FPU data structures:
*/
diff --git a/arch/x86/include/asm/fpu/xstate.h b/arch/x86/include/asm/fpu/xstate.h
index 83fee2469eb7..48581988d78c 100644
--- a/arch/x86/include/asm/fpu/xstate.h
+++ b/arch/x86/include/asm/fpu/xstate.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_X86_XSAVE_H
#define __ASM_X86_XSAVE_H
diff --git a/arch/x86/include/asm/frame.h b/arch/x86/include/asm/frame.h
index 6e4d170726b7..5cbce6fbb534 100644
--- a/arch/x86/include/asm/frame.h
+++ b/arch/x86/include/asm/frame.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_FRAME_H
#define _ASM_X86_FRAME_H
diff --git a/arch/x86/include/asm/ftrace.h b/arch/x86/include/asm/ftrace.h
index eccd0ac6bc38..09ad88572746 100644
--- a/arch/x86/include/asm/ftrace.h
+++ b/arch/x86/include/asm/ftrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_FTRACE_H
#define _ASM_X86_FTRACE_H
diff --git a/arch/x86/include/asm/futex.h b/arch/x86/include/asm/futex.h
index f4dc9b63bdda..de4d68852d3a 100644
--- a/arch/x86/include/asm/futex.h
+++ b/arch/x86/include/asm/futex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_FUTEX_H
#define _ASM_X86_FUTEX_H
diff --git a/arch/x86/include/asm/gart.h b/arch/x86/include/asm/gart.h
index 1d268098ac2e..318556574345 100644
--- a/arch/x86/include/asm/gart.h
+++ b/arch/x86/include/asm/gart.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_GART_H
#define _ASM_X86_GART_H
diff --git a/arch/x86/include/asm/hardirq.h b/arch/x86/include/asm/hardirq.h
index ad1ed531febc..51cc979dd364 100644
--- a/arch/x86/include/asm/hardirq.h
+++ b/arch/x86/include/asm/hardirq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_HARDIRQ_H
#define _ASM_X86_HARDIRQ_H
diff --git a/arch/x86/include/asm/highmem.h b/arch/x86/include/asm/highmem.h
index 1c0b43724ce3..a8059930056d 100644
--- a/arch/x86/include/asm/highmem.h
+++ b/arch/x86/include/asm/highmem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* highmem.h: virtual kernel memory mappings for high memory
*
diff --git a/arch/x86/include/asm/hpet.h b/arch/x86/include/asm/hpet.h
index cc285ec4b2c1..67385d56d4f4 100644
--- a/arch/x86/include/asm/hpet.h
+++ b/arch/x86/include/asm/hpet.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_HPET_H
#define _ASM_X86_HPET_H
diff --git a/arch/x86/include/asm/hugetlb.h b/arch/x86/include/asm/hugetlb.h
index 535af0f2d8ac..5ed826da5e07 100644
--- a/arch/x86/include/asm/hugetlb.h
+++ b/arch/x86/include/asm/hugetlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_HUGETLB_H
#define _ASM_X86_HUGETLB_H
diff --git a/arch/x86/include/asm/hw_breakpoint.h b/arch/x86/include/asm/hw_breakpoint.h
index 6c98be864a75..f59c39835a5a 100644
--- a/arch/x86/include/asm/hw_breakpoint.h
+++ b/arch/x86/include/asm/hw_breakpoint.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _I386_HW_BREAKPOINT_H
#define _I386_HW_BREAKPOINT_H
diff --git a/arch/x86/include/asm/hw_irq.h b/arch/x86/include/asm/hw_irq.h
index 661540a93072..b80e46733909 100644
--- a/arch/x86/include/asm/hw_irq.h
+++ b/arch/x86/include/asm/hw_irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_HW_IRQ_H
#define _ASM_X86_HW_IRQ_H
diff --git a/arch/x86/include/asm/hypertransport.h b/arch/x86/include/asm/hypertransport.h
index 334b1a885d9c..5d55df352879 100644
--- a/arch/x86/include/asm/hypertransport.h
+++ b/arch/x86/include/asm/hypertransport.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_HYPERTRANSPORT_H
#define _ASM_X86_HYPERTRANSPORT_H
diff --git a/arch/x86/include/asm/i8259.h b/arch/x86/include/asm/i8259.h
index 39bcefc20de7..c8376b40e882 100644
--- a/arch/x86/include/asm/i8259.h
+++ b/arch/x86/include/asm/i8259.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_I8259_H
#define _ASM_X86_I8259_H
diff --git a/arch/x86/include/asm/ia32.h b/arch/x86/include/asm/ia32.h
index a9bdf5569ab3..2c5f7861d373 100644
--- a/arch/x86/include/asm/ia32.h
+++ b/arch/x86/include/asm/ia32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_IA32_H
#define _ASM_X86_IA32_H
diff --git a/arch/x86/include/asm/ia32_unistd.h b/arch/x86/include/asm/ia32_unistd.h
index b0d5716ca1e4..aa065c94ccf5 100644
--- a/arch/x86/include/asm/ia32_unistd.h
+++ b/arch/x86/include/asm/ia32_unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_IA32_UNISTD_H
#define _ASM_X86_IA32_UNISTD_H
diff --git a/arch/x86/include/asm/init.h b/arch/x86/include/asm/init.h
index 05c4aa00cc86..5f1d3c421f68 100644
--- a/arch/x86/include/asm/init.h
+++ b/arch/x86/include/asm/init.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_INIT_H
#define _ASM_X86_INIT_H
diff --git a/arch/x86/include/asm/inst.h b/arch/x86/include/asm/inst.h
index 3e115273ed88..f5a796da07f8 100644
--- a/arch/x86/include/asm/inst.h
+++ b/arch/x86/include/asm/inst.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Generate .byte code for some instructions not supported by old
* binutils.
diff --git a/arch/x86/include/asm/intel-family.h b/arch/x86/include/asm/intel-family.h
index 75b748a1deb8..35a6bc4da8ad 100644
--- a/arch/x86/include/asm/intel-family.h
+++ b/arch/x86/include/asm/intel-family.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_INTEL_FAMILY_H
#define _ASM_X86_INTEL_FAMILY_H
diff --git a/arch/x86/include/asm/intel_mid_vrtc.h b/arch/x86/include/asm/intel_mid_vrtc.h
index 86ff4685c409..35555016b1be 100644
--- a/arch/x86/include/asm/intel_mid_vrtc.h
+++ b/arch/x86/include/asm/intel_mid_vrtc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _INTEL_MID_VRTC_H
#define _INTEL_MID_VRTC_H
diff --git a/arch/x86/include/asm/intel_pmc_ipc.h b/arch/x86/include/asm/intel_pmc_ipc.h
index fac89eb78a6b..528ed4be4393 100644
--- a/arch/x86/include/asm/intel_pmc_ipc.h
+++ b/arch/x86/include/asm/intel_pmc_ipc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_INTEL_PMC_IPC_H_
#define _ASM_X86_INTEL_PMC_IPC_H_
diff --git a/arch/x86/include/asm/intel_pt.h b/arch/x86/include/asm/intel_pt.h
index e1a411786bf5..b523f51c5400 100644
--- a/arch/x86/include/asm/intel_pt.h
+++ b/arch/x86/include/asm/intel_pt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_INTEL_PT_H
#define _ASM_X86_INTEL_PT_H
diff --git a/arch/x86/include/asm/intel_punit_ipc.h b/arch/x86/include/asm/intel_punit_ipc.h
index 201eb9dce595..ce16da719596 100644
--- a/arch/x86/include/asm/intel_punit_ipc.h
+++ b/arch/x86/include/asm/intel_punit_ipc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_INTEL_PUNIT_IPC_H_
#define _ASM_X86_INTEL_PUNIT_IPC_H_
diff --git a/arch/x86/include/asm/intel_rdt_sched.h b/arch/x86/include/asm/intel_rdt_sched.h
index b4bbf8b21512..9acb06b6f81e 100644
--- a/arch/x86/include/asm/intel_rdt_sched.h
+++ b/arch/x86/include/asm/intel_rdt_sched.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_INTEL_RDT_SCHED_H
#define _ASM_X86_INTEL_RDT_SCHED_H
diff --git a/arch/x86/include/asm/intel_scu_ipc.h b/arch/x86/include/asm/intel_scu_ipc.h
index 81d3d8776fd9..4a8c6e817398 100644
--- a/arch/x86/include/asm/intel_scu_ipc.h
+++ b/arch/x86/include/asm/intel_scu_ipc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_INTEL_SCU_IPC_H_
#define _ASM_X86_INTEL_SCU_IPC_H_
diff --git a/arch/x86/include/asm/io.h b/arch/x86/include/asm/io.h
index c40a95c33bb8..11398d55aefa 100644
--- a/arch/x86/include/asm/io.h
+++ b/arch/x86/include/asm/io.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_IO_H
#define _ASM_X86_IO_H
diff --git a/arch/x86/include/asm/io_apic.h b/arch/x86/include/asm/io_apic.h
index 731c686de37c..a8834dd546cd 100644
--- a/arch/x86/include/asm/io_apic.h
+++ b/arch/x86/include/asm/io_apic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_IO_APIC_H
#define _ASM_X86_IO_APIC_H
diff --git a/arch/x86/include/asm/iommu.h b/arch/x86/include/asm/iommu.h
index fca144a104e4..1e5d5d92eb40 100644
--- a/arch/x86/include/asm/iommu.h
+++ b/arch/x86/include/asm/iommu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_IOMMU_H
#define _ASM_X86_IOMMU_H
diff --git a/arch/x86/include/asm/iommu_table.h b/arch/x86/include/asm/iommu_table.h
index e37d6b3ad983..1fb3fd1a83c2 100644
--- a/arch/x86/include/asm/iommu_table.h
+++ b/arch/x86/include/asm/iommu_table.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_IOMMU_TABLE_H
#define _ASM_X86_IOMMU_TABLE_H
diff --git a/arch/x86/include/asm/iosf_mbi.h b/arch/x86/include/asm/iosf_mbi.h
index c313cac36f56..7d87437bd030 100644
--- a/arch/x86/include/asm/iosf_mbi.h
+++ b/arch/x86/include/asm/iosf_mbi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Intel OnChip System Fabric MailBox access support
*/
diff --git a/arch/x86/include/asm/irq.h b/arch/x86/include/asm/irq.h
index 1002a3e8fccc..2395bb794c7b 100644
--- a/arch/x86/include/asm/irq.h
+++ b/arch/x86/include/asm/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_IRQ_H
#define _ASM_X86_IRQ_H
/*
diff --git a/arch/x86/include/asm/irq_regs.h b/arch/x86/include/asm/irq_regs.h
index d82250b1debb..8f3bee821e6c 100644
--- a/arch/x86/include/asm/irq_regs.h
+++ b/arch/x86/include/asm/irq_regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Per-cpu current frame pointer - the location of the last exception frame on
* the stack, stored in the per-cpu area.
diff --git a/arch/x86/include/asm/irq_vectors.h b/arch/x86/include/asm/irq_vectors.h
index 1e9bd28f842d..67421f649cfa 100644
--- a/arch/x86/include/asm/irq_vectors.h
+++ b/arch/x86/include/asm/irq_vectors.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_IRQ_VECTORS_H
#define _ASM_X86_IRQ_VECTORS_H
diff --git a/arch/x86/include/asm/irq_work.h b/arch/x86/include/asm/irq_work.h
index ddbb8ea0f5a9..800ffce0db29 100644
--- a/arch/x86/include/asm/irq_work.h
+++ b/arch/x86/include/asm/irq_work.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IRQ_WORK_H
#define _ASM_IRQ_WORK_H
diff --git a/arch/x86/include/asm/irqdomain.h b/arch/x86/include/asm/irqdomain.h
index 73e9c42ce63b..f695cc6b8e1f 100644
--- a/arch/x86/include/asm/irqdomain.h
+++ b/arch/x86/include/asm/irqdomain.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IRQDOMAIN_H
#define _ASM_IRQDOMAIN_H
diff --git a/arch/x86/include/asm/irqflags.h b/arch/x86/include/asm/irqflags.h
index ac7692dcfa2e..c8ef23f2c28f 100644
--- a/arch/x86/include/asm/irqflags.h
+++ b/arch/x86/include/asm/irqflags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _X86_IRQFLAGS_H_
#define _X86_IRQFLAGS_H_
diff --git a/arch/x86/include/asm/jump_label.h b/arch/x86/include/asm/jump_label.h
index adc54c12cbd1..8c0de4282659 100644
--- a/arch/x86/include/asm/jump_label.h
+++ b/arch/x86/include/asm/jump_label.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_JUMP_LABEL_H
#define _ASM_X86_JUMP_LABEL_H
diff --git a/arch/x86/include/asm/kasan.h b/arch/x86/include/asm/kasan.h
index f527b02a0ee3..b577dd0916aa 100644
--- a/arch/x86/include/asm/kasan.h
+++ b/arch/x86/include/asm/kasan.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_KASAN_H
#define _ASM_X86_KASAN_H
diff --git a/arch/x86/include/asm/kaslr.h b/arch/x86/include/asm/kaslr.h
index 1052a797d71d..460991e3b529 100644
--- a/arch/x86/include/asm/kaslr.h
+++ b/arch/x86/include/asm/kaslr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_KASLR_H_
#define _ASM_KASLR_H_
diff --git a/arch/x86/include/asm/kbdleds.h b/arch/x86/include/asm/kbdleds.h
index f27ac5ff597d..197ea4fedd53 100644
--- a/arch/x86/include/asm/kbdleds.h
+++ b/arch/x86/include/asm/kbdleds.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_KBDLEDS_H
#define _ASM_X86_KBDLEDS_H
diff --git a/arch/x86/include/asm/kdebug.h b/arch/x86/include/asm/kdebug.h
index 29a594a3b82a..f86a8caa561e 100644
--- a/arch/x86/include/asm/kdebug.h
+++ b/arch/x86/include/asm/kdebug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_KDEBUG_H
#define _ASM_X86_KDEBUG_H
diff --git a/arch/x86/include/asm/kexec-bzimage64.h b/arch/x86/include/asm/kexec-bzimage64.h
index d1b5d194e31d..9f07cff43705 100644
--- a/arch/x86/include/asm/kexec-bzimage64.h
+++ b/arch/x86/include/asm/kexec-bzimage64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_KEXEC_BZIMAGE64_H
#define _ASM_KEXEC_BZIMAGE64_H
diff --git a/arch/x86/include/asm/kexec.h b/arch/x86/include/asm/kexec.h
index 942c1f444da8..f327236f0fa7 100644
--- a/arch/x86/include/asm/kexec.h
+++ b/arch/x86/include/asm/kexec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_KEXEC_H
#define _ASM_X86_KEXEC_H
diff --git a/arch/x86/include/asm/kgdb.h b/arch/x86/include/asm/kgdb.h
index 22a8537eb780..aacaf2502bd2 100644
--- a/arch/x86/include/asm/kgdb.h
+++ b/arch/x86/include/asm/kgdb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_KGDB_H
#define _ASM_X86_KGDB_H
diff --git a/arch/x86/include/asm/kmap_types.h b/arch/x86/include/asm/kmap_types.h
index 9e00a731a7fb..04ab8266e347 100644
--- a/arch/x86/include/asm/kmap_types.h
+++ b/arch/x86/include/asm/kmap_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_KMAP_TYPES_H
#define _ASM_X86_KMAP_TYPES_H
diff --git a/arch/x86/include/asm/kmemcheck.h b/arch/x86/include/asm/kmemcheck.h
index ed01518f297e..945a0337fbcf 100644
--- a/arch/x86/include/asm/kmemcheck.h
+++ b/arch/x86/include/asm/kmemcheck.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASM_X86_KMEMCHECK_H
#define ASM_X86_KMEMCHECK_H
diff --git a/arch/x86/include/asm/kvm_emulate.h b/arch/x86/include/asm/kvm_emulate.h
index fa2558e12024..ee23a43386a2 100644
--- a/arch/x86/include/asm/kvm_emulate.h
+++ b/arch/x86/include/asm/kvm_emulate.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/******************************************************************************
* x86_emulate.h
*
diff --git a/arch/x86/include/asm/kvm_guest.h b/arch/x86/include/asm/kvm_guest.h
index a92b1763c419..46185263d9c2 100644
--- a/arch/x86/include/asm/kvm_guest.h
+++ b/arch/x86/include/asm/kvm_guest.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_KVM_GUEST_H
#define _ASM_X86_KVM_GUEST_H
diff --git a/arch/x86/include/asm/kvm_page_track.h b/arch/x86/include/asm/kvm_page_track.h
index c4eda791f877..172f9749dbb2 100644
--- a/arch/x86/include/asm/kvm_page_track.h
+++ b/arch/x86/include/asm/kvm_page_track.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_KVM_PAGE_TRACK_H
#define _ASM_X86_KVM_PAGE_TRACK_H
diff --git a/arch/x86/include/asm/kvm_para.h b/arch/x86/include/asm/kvm_para.h
index 59ad3d132353..c373e44049b1 100644
--- a/arch/x86/include/asm/kvm_para.h
+++ b/arch/x86/include/asm/kvm_para.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_KVM_PARA_H
#define _ASM_X86_KVM_PARA_H
diff --git a/arch/x86/include/asm/kvmclock.h b/arch/x86/include/asm/kvmclock.h
index f260bef63591..eceea9299097 100644
--- a/arch/x86/include/asm/kvmclock.h
+++ b/arch/x86/include/asm/kvmclock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_KVM_CLOCK_H
#define _ASM_X86_KVM_CLOCK_H
diff --git a/arch/x86/include/asm/linkage.h b/arch/x86/include/asm/linkage.h
index 0ccb26dda126..14caa9d9fb7f 100644
--- a/arch/x86/include/asm/linkage.h
+++ b/arch/x86/include/asm/linkage.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_LINKAGE_H
#define _ASM_X86_LINKAGE_H
diff --git a/arch/x86/include/asm/local.h b/arch/x86/include/asm/local.h
index 7511978093eb..c91083c59845 100644
--- a/arch/x86/include/asm/local.h
+++ b/arch/x86/include/asm/local.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_LOCAL_H
#define _ASM_X86_LOCAL_H
diff --git a/arch/x86/include/asm/mach_timer.h b/arch/x86/include/asm/mach_timer.h
index 88d0c3c74c13..044daf6fb8f6 100644
--- a/arch/x86/include/asm/mach_timer.h
+++ b/arch/x86/include/asm/mach_timer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Machine specific calibrate_tsc() for generic.
* Split out from timer_tsc.c by Osamu Tomita <tomita@cinet.co.jp>
diff --git a/arch/x86/include/asm/mach_traps.h b/arch/x86/include/asm/mach_traps.h
index a01e7ec7d237..e39a517467cd 100644
--- a/arch/x86/include/asm/mach_traps.h
+++ b/arch/x86/include/asm/mach_traps.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Machine specific NMI handling for generic.
* Split out from traps.c by Osamu Tomita <tomita@cinet.co.jp>
diff --git a/arch/x86/include/asm/math_emu.h b/arch/x86/include/asm/math_emu.h
index 0d9b14f60d2c..3c42743083ed 100644
--- a/arch/x86/include/asm/math_emu.h
+++ b/arch/x86/include/asm/math_emu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MATH_EMU_H
#define _ASM_X86_MATH_EMU_H
diff --git a/arch/x86/include/asm/mc146818rtc.h b/arch/x86/include/asm/mc146818rtc.h
index 24acd9ba7837..1775a32f7ea6 100644
--- a/arch/x86/include/asm/mc146818rtc.h
+++ b/arch/x86/include/asm/mc146818rtc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Machine dependent access functions for RTC registers.
*/
diff --git a/arch/x86/include/asm/mce.h b/arch/x86/include/asm/mce.h
index 181264989db5..b1e8d8db921f 100644
--- a/arch/x86/include/asm/mce.h
+++ b/arch/x86/include/asm/mce.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MCE_H
#define _ASM_X86_MCE_H
@@ -187,7 +188,6 @@ struct mca_msr_regs {
extern struct mce_vendor_flags mce_flags;
-extern struct mca_config mca_cfg;
extern struct mca_msr_regs msr_ops;
enum mce_notifier_prios {
diff --git a/arch/x86/include/asm/microcode.h b/arch/x86/include/asm/microcode.h
index daadeeea00b1..55520cec8b27 100644
--- a/arch/x86/include/asm/microcode.h
+++ b/arch/x86/include/asm/microcode.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MICROCODE_H
#define _ASM_X86_MICROCODE_H
diff --git a/arch/x86/include/asm/microcode_amd.h b/arch/x86/include/asm/microcode_amd.h
index 3d57009e168b..209492849566 100644
--- a/arch/x86/include/asm/microcode_amd.h
+++ b/arch/x86/include/asm/microcode_amd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MICROCODE_AMD_H
#define _ASM_X86_MICROCODE_AMD_H
diff --git a/arch/x86/include/asm/microcode_intel.h b/arch/x86/include/asm/microcode_intel.h
index e793fc9a9b20..d85a07d7154f 100644
--- a/arch/x86/include/asm/microcode_intel.h
+++ b/arch/x86/include/asm/microcode_intel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MICROCODE_INTEL_H
#define _ASM_X86_MICROCODE_INTEL_H
diff --git a/arch/x86/include/asm/misc.h b/arch/x86/include/asm/misc.h
index 475f5bbc7f53..bb049cca3729 100644
--- a/arch/x86/include/asm/misc.h
+++ b/arch/x86/include/asm/misc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MISC_H
#define _ASM_X86_MISC_H
diff --git a/arch/x86/include/asm/mmconfig.h b/arch/x86/include/asm/mmconfig.h
index 04a3fed22cfe..976486447e10 100644
--- a/arch/x86/include/asm/mmconfig.h
+++ b/arch/x86/include/asm/mmconfig.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MMCONFIG_H
#define _ASM_X86_MMCONFIG_H
diff --git a/arch/x86/include/asm/mmu.h b/arch/x86/include/asm/mmu.h
index bb8c597c2248..9ea26f167497 100644
--- a/arch/x86/include/asm/mmu.h
+++ b/arch/x86/include/asm/mmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MMU_H
#define _ASM_X86_MMU_H
diff --git a/arch/x86/include/asm/mmu_context.h b/arch/x86/include/asm/mmu_context.h
index c120b5db178a..6699fc441644 100644
--- a/arch/x86/include/asm/mmu_context.h
+++ b/arch/x86/include/asm/mmu_context.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MMU_CONTEXT_H
#define _ASM_X86_MMU_CONTEXT_H
@@ -126,13 +127,7 @@ static inline void switch_ldt(struct mm_struct *prev, struct mm_struct *next)
DEBUG_LOCKS_WARN_ON(preemptible());
}
-static inline void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk)
-{
- int cpu = smp_processor_id();
-
- if (cpumask_test_cpu(cpu, mm_cpumask(mm)))
- cpumask_clear_cpu(cpu, mm_cpumask(mm));
-}
+void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk);
static inline int init_new_context(struct task_struct *tsk,
struct mm_struct *mm)
diff --git a/arch/x86/include/asm/mmx.h b/arch/x86/include/asm/mmx.h
index 5cbf3135b971..f572d0f944bb 100644
--- a/arch/x86/include/asm/mmx.h
+++ b/arch/x86/include/asm/mmx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MMX_H
#define _ASM_X86_MMX_H
diff --git a/arch/x86/include/asm/mmzone.h b/arch/x86/include/asm/mmzone.h
index d497bc425cae..c41b41edd691 100644
--- a/arch/x86/include/asm/mmzone.h
+++ b/arch/x86/include/asm/mmzone.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef CONFIG_X86_32
# include <asm/mmzone_32.h>
#else
diff --git a/arch/x86/include/asm/mmzone_32.h b/arch/x86/include/asm/mmzone_32.h
index 1ec990bd7dc0..73d8dd14dda2 100644
--- a/arch/x86/include/asm/mmzone_32.h
+++ b/arch/x86/include/asm/mmzone_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Written by Pat Gaughen (gone@us.ibm.com) Mar 2002
*
diff --git a/arch/x86/include/asm/mmzone_64.h b/arch/x86/include/asm/mmzone_64.h
index 129d9aa3ceb3..0c585046f744 100644
--- a/arch/x86/include/asm/mmzone_64.h
+++ b/arch/x86/include/asm/mmzone_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* K8 NUMA support */
/* Copyright 2002,2003 by Andi Kleen, SuSE Labs */
/* 2.5 Version loosely based on the NUMAQ Code by Pat Gaughen. */
diff --git a/arch/x86/include/asm/module.h b/arch/x86/include/asm/module.h
index 9eb7c718aaf8..8546fafa21a9 100644
--- a/arch/x86/include/asm/module.h
+++ b/arch/x86/include/asm/module.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MODULE_H
#define _ASM_X86_MODULE_H
diff --git a/arch/x86/include/asm/mpspec.h b/arch/x86/include/asm/mpspec.h
index c471ca1f9412..606cbaebd336 100644
--- a/arch/x86/include/asm/mpspec.h
+++ b/arch/x86/include/asm/mpspec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MPSPEC_H
#define _ASM_X86_MPSPEC_H
diff --git a/arch/x86/include/asm/mpspec_def.h b/arch/x86/include/asm/mpspec_def.h
index b31f8c098271..9492893aec52 100644
--- a/arch/x86/include/asm/mpspec_def.h
+++ b/arch/x86/include/asm/mpspec_def.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MPSPEC_DEF_H
#define _ASM_X86_MPSPEC_DEF_H
diff --git a/arch/x86/include/asm/mpx.h b/arch/x86/include/asm/mpx.h
index 7d7404756bb4..61eb4b63c5ec 100644
--- a/arch/x86/include/asm/mpx.h
+++ b/arch/x86/include/asm/mpx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MPX_H
#define _ASM_X86_MPX_H
diff --git a/arch/x86/include/asm/mshyperv.h b/arch/x86/include/asm/mshyperv.h
index 738503e1f80c..581bb54dd464 100644
--- a/arch/x86/include/asm/mshyperv.h
+++ b/arch/x86/include/asm/mshyperv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MSHYPER_H
#define _ASM_X86_MSHYPER_H
@@ -289,6 +290,7 @@ static inline u64 hv_do_rep_hypercall(u16 code, u16 rep_count, u16 varhead_size,
* to this information.
*/
extern u32 *hv_vp_index;
+extern u32 hv_max_vp_index;
/**
* hv_cpu_number_to_vp_number() - Map CPU to VP.
diff --git a/arch/x86/include/asm/msi.h b/arch/x86/include/asm/msi.h
index eb4b09b41df5..25ddd0916bb2 100644
--- a/arch/x86/include/asm/msi.h
+++ b/arch/x86/include/asm/msi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MSI_H
#define _ASM_X86_MSI_H
#include <asm/hw_irq.h>
diff --git a/arch/x86/include/asm/msidef.h b/arch/x86/include/asm/msidef.h
index 4cc48af23fef..ee2f8ccc32d0 100644
--- a/arch/x86/include/asm/msidef.h
+++ b/arch/x86/include/asm/msidef.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MSIDEF_H
#define _ASM_X86_MSIDEF_H
diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h
index 17f5c12e1afd..ab022618a50a 100644
--- a/arch/x86/include/asm/msr-index.h
+++ b/arch/x86/include/asm/msr-index.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MSR_INDEX_H
#define _ASM_X86_MSR_INDEX_H
diff --git a/arch/x86/include/asm/msr-trace.h b/arch/x86/include/asm/msr-trace.h
index 7567225747d8..f6adbe96856a 100644
--- a/arch/x86/include/asm/msr-trace.h
+++ b/arch/x86/include/asm/msr-trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM msr
diff --git a/arch/x86/include/asm/msr.h b/arch/x86/include/asm/msr.h
index 898dba2e2e2c..07962f5f6fba 100644
--- a/arch/x86/include/asm/msr.h
+++ b/arch/x86/include/asm/msr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MSR_H
#define _ASM_X86_MSR_H
diff --git a/arch/x86/include/asm/mwait.h b/arch/x86/include/asm/mwait.h
index bda3c27f0da0..39a2fb29378a 100644
--- a/arch/x86/include/asm/mwait.h
+++ b/arch/x86/include/asm/mwait.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MWAIT_H
#define _ASM_X86_MWAIT_H
diff --git a/arch/x86/include/asm/nmi.h b/arch/x86/include/asm/nmi.h
index 5f2fc4441b11..75ded1d13d98 100644
--- a/arch/x86/include/asm/nmi.h
+++ b/arch/x86/include/asm/nmi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_NMI_H
#define _ASM_X86_NMI_H
diff --git a/arch/x86/include/asm/nops.h b/arch/x86/include/asm/nops.h
index aff2b3356101..12f12b5cf2ca 100644
--- a/arch/x86/include/asm/nops.h
+++ b/arch/x86/include/asm/nops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_NOPS_H
#define _ASM_X86_NOPS_H
diff --git a/arch/x86/include/asm/numa.h b/arch/x86/include/asm/numa.h
index 01b493e5a99b..bbfde3d2662f 100644
--- a/arch/x86/include/asm/numa.h
+++ b/arch/x86/include/asm/numa.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_NUMA_H
#define _ASM_X86_NUMA_H
diff --git a/arch/x86/include/asm/numa_32.h b/arch/x86/include/asm/numa_32.h
index e7d6b8254742..9c8e9e85be77 100644
--- a/arch/x86/include/asm/numa_32.h
+++ b/arch/x86/include/asm/numa_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_NUMA_32_H
#define _ASM_X86_NUMA_32_H
diff --git a/arch/x86/include/asm/olpc.h b/arch/x86/include/asm/olpc.h
index 72f9adf6eca4..c2bf1de5d901 100644
--- a/arch/x86/include/asm/olpc.h
+++ b/arch/x86/include/asm/olpc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* OLPC machine specific definitions */
#ifndef _ASM_X86_OLPC_H
diff --git a/arch/x86/include/asm/olpc_ofw.h b/arch/x86/include/asm/olpc_ofw.h
index 24487712e0b1..8c2a1daf7f72 100644
--- a/arch/x86/include/asm/olpc_ofw.h
+++ b/arch/x86/include/asm/olpc_ofw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_OLPC_OFW_H
#define _ASM_X86_OLPC_OFW_H
diff --git a/arch/x86/include/asm/page.h b/arch/x86/include/asm/page.h
index cf8f619b305f..7555b48803a8 100644
--- a/arch/x86/include/asm/page.h
+++ b/arch/x86/include/asm/page.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PAGE_H
#define _ASM_X86_PAGE_H
diff --git a/arch/x86/include/asm/page_32.h b/arch/x86/include/asm/page_32.h
index 904f528cc8e8..94dbd51df58f 100644
--- a/arch/x86/include/asm/page_32.h
+++ b/arch/x86/include/asm/page_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PAGE_32_H
#define _ASM_X86_PAGE_32_H
diff --git a/arch/x86/include/asm/page_32_types.h b/arch/x86/include/asm/page_32_types.h
index 3bae4969ac65..aa30c3241ea7 100644
--- a/arch/x86/include/asm/page_32_types.h
+++ b/arch/x86/include/asm/page_32_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PAGE_32_DEFS_H
#define _ASM_X86_PAGE_32_DEFS_H
diff --git a/arch/x86/include/asm/page_64.h b/arch/x86/include/asm/page_64.h
index b50df06ad251..4baa6bceb232 100644
--- a/arch/x86/include/asm/page_64.h
+++ b/arch/x86/include/asm/page_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PAGE_64_H
#define _ASM_X86_PAGE_64_H
diff --git a/arch/x86/include/asm/page_64_types.h b/arch/x86/include/asm/page_64_types.h
index 3f5f08b010d0..e1407312c412 100644
--- a/arch/x86/include/asm/page_64_types.h
+++ b/arch/x86/include/asm/page_64_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PAGE_64_DEFS_H
#define _ASM_X86_PAGE_64_DEFS_H
diff --git a/arch/x86/include/asm/page_types.h b/arch/x86/include/asm/page_types.h
index b98ed9d14630..1e53560a84bb 100644
--- a/arch/x86/include/asm/page_types.h
+++ b/arch/x86/include/asm/page_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PAGE_DEFS_H
#define _ASM_X86_PAGE_DEFS_H
diff --git a/arch/x86/include/asm/paravirt.h b/arch/x86/include/asm/paravirt.h
index 12deec722cf0..fd81228e8037 100644
--- a/arch/x86/include/asm/paravirt.h
+++ b/arch/x86/include/asm/paravirt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PARAVIRT_H
#define _ASM_X86_PARAVIRT_H
/* Various instructions on x86 need to be replaced for
diff --git a/arch/x86/include/asm/paravirt_types.h b/arch/x86/include/asm/paravirt_types.h
index 280d94c36dad..10cc3b9709fe 100644
--- a/arch/x86/include/asm/paravirt_types.h
+++ b/arch/x86/include/asm/paravirt_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PARAVIRT_TYPES_H
#define _ASM_X86_PARAVIRT_TYPES_H
diff --git a/arch/x86/include/asm/parport.h b/arch/x86/include/asm/parport.h
index 0d2d3b29118f..163f78259a7e 100644
--- a/arch/x86/include/asm/parport.h
+++ b/arch/x86/include/asm/parport.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PARPORT_H
#define _ASM_X86_PARPORT_H
diff --git a/arch/x86/include/asm/pat.h b/arch/x86/include/asm/pat.h
index fffb2794dd89..8a3ee355b422 100644
--- a/arch/x86/include/asm/pat.h
+++ b/arch/x86/include/asm/pat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PAT_H
#define _ASM_X86_PAT_H
diff --git a/arch/x86/include/asm/pci-direct.h b/arch/x86/include/asm/pci-direct.h
index b1e7a45d868a..e1084f71a295 100644
--- a/arch/x86/include/asm/pci-direct.h
+++ b/arch/x86/include/asm/pci-direct.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PCI_DIRECT_H
#define _ASM_X86_PCI_DIRECT_H
diff --git a/arch/x86/include/asm/pci-functions.h b/arch/x86/include/asm/pci-functions.h
index ed0bab427354..1bbc10812ae1 100644
--- a/arch/x86/include/asm/pci-functions.h
+++ b/arch/x86/include/asm/pci-functions.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* PCI BIOS function numbering for conventional PCI BIOS
* systems
diff --git a/arch/x86/include/asm/pci.h b/arch/x86/include/asm/pci.h
index 473a7295ab10..09c06b0fb964 100644
--- a/arch/x86/include/asm/pci.h
+++ b/arch/x86/include/asm/pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PCI_H
#define _ASM_X86_PCI_H
diff --git a/arch/x86/include/asm/pci_64.h b/arch/x86/include/asm/pci_64.h
index fe15cfb21b9b..f5411de0ae11 100644
--- a/arch/x86/include/asm/pci_64.h
+++ b/arch/x86/include/asm/pci_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PCI_64_H
#define _ASM_X86_PCI_64_H
diff --git a/arch/x86/include/asm/pci_x86.h b/arch/x86/include/asm/pci_x86.h
index 9f1b21f372fe..7a5d6695abd3 100644
--- a/arch/x86/include/asm/pci_x86.h
+++ b/arch/x86/include/asm/pci_x86.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Low-Level PCI Access for i386 machines.
*
diff --git a/arch/x86/include/asm/percpu.h b/arch/x86/include/asm/percpu.h
index 9fa03604b2b3..377f1ffd18be 100644
--- a/arch/x86/include/asm/percpu.h
+++ b/arch/x86/include/asm/percpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PERCPU_H
#define _ASM_X86_PERCPU_H
diff --git a/arch/x86/include/asm/perf_event.h b/arch/x86/include/asm/perf_event.h
index f353061bba1d..12f54082f4c8 100644
--- a/arch/x86/include/asm/perf_event.h
+++ b/arch/x86/include/asm/perf_event.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PERF_EVENT_H
#define _ASM_X86_PERF_EVENT_H
diff --git a/arch/x86/include/asm/perf_event_p4.h b/arch/x86/include/asm/perf_event_p4.h
index d725382c2ae0..94de1a05aeba 100644
--- a/arch/x86/include/asm/perf_event_p4.h
+++ b/arch/x86/include/asm/perf_event_p4.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Netburst Performance Events (P4, old Xeon)
*/
diff --git a/arch/x86/include/asm/pgalloc.h b/arch/x86/include/asm/pgalloc.h
index b2d0cd8288aa..4b5e1eafada7 100644
--- a/arch/x86/include/asm/pgalloc.h
+++ b/arch/x86/include/asm/pgalloc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PGALLOC_H
#define _ASM_X86_PGALLOC_H
diff --git a/arch/x86/include/asm/pgtable-2level.h b/arch/x86/include/asm/pgtable-2level.h
index a8b96e708c2b..685ffe8a0eaf 100644
--- a/arch/x86/include/asm/pgtable-2level.h
+++ b/arch/x86/include/asm/pgtable-2level.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PGTABLE_2LEVEL_H
#define _ASM_X86_PGTABLE_2LEVEL_H
diff --git a/arch/x86/include/asm/pgtable-2level_types.h b/arch/x86/include/asm/pgtable-2level_types.h
index 373ab1de909f..f982ef808e7e 100644
--- a/arch/x86/include/asm/pgtable-2level_types.h
+++ b/arch/x86/include/asm/pgtable-2level_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PGTABLE_2LEVEL_DEFS_H
#define _ASM_X86_PGTABLE_2LEVEL_DEFS_H
diff --git a/arch/x86/include/asm/pgtable-3level.h b/arch/x86/include/asm/pgtable-3level.h
index c8821bab938f..bc4af5453802 100644
--- a/arch/x86/include/asm/pgtable-3level.h
+++ b/arch/x86/include/asm/pgtable-3level.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PGTABLE_3LEVEL_H
#define _ASM_X86_PGTABLE_3LEVEL_H
diff --git a/arch/x86/include/asm/pgtable-3level_types.h b/arch/x86/include/asm/pgtable-3level_types.h
index b8a4341faafa..876b4c77d983 100644
--- a/arch/x86/include/asm/pgtable-3level_types.h
+++ b/arch/x86/include/asm/pgtable-3level_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PGTABLE_3LEVEL_DEFS_H
#define _ASM_X86_PGTABLE_3LEVEL_DEFS_H
diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
index b714934512b3..f735c3016325 100644
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PGTABLE_H
#define _ASM_X86_PGTABLE_H
diff --git a/arch/x86/include/asm/pgtable_32.h b/arch/x86/include/asm/pgtable_32.h
index bfab55675c16..e67c0620aec2 100644
--- a/arch/x86/include/asm/pgtable_32.h
+++ b/arch/x86/include/asm/pgtable_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PGTABLE_32_H
#define _ASM_X86_PGTABLE_32_H
diff --git a/arch/x86/include/asm/pgtable_32_types.h b/arch/x86/include/asm/pgtable_32_types.h
index 9fb2f2bc8245..f2ca9b28fd68 100644
--- a/arch/x86/include/asm/pgtable_32_types.h
+++ b/arch/x86/include/asm/pgtable_32_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PGTABLE_32_DEFS_H
#define _ASM_X86_PGTABLE_32_DEFS_H
diff --git a/arch/x86/include/asm/pgtable_64.h b/arch/x86/include/asm/pgtable_64.h
index 972a4698c530..e9f05331e732 100644
--- a/arch/x86/include/asm/pgtable_64.h
+++ b/arch/x86/include/asm/pgtable_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PGTABLE_64_H
#define _ASM_X86_PGTABLE_64_H
diff --git a/arch/x86/include/asm/pgtable_64_types.h b/arch/x86/include/asm/pgtable_64_types.h
index 06470da156ba..6d5f45dcd4a1 100644
--- a/arch/x86/include/asm/pgtable_64_types.h
+++ b/arch/x86/include/asm/pgtable_64_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PGTABLE_64_DEFS_H
#define _ASM_X86_PGTABLE_64_DEFS_H
diff --git a/arch/x86/include/asm/pgtable_types.h b/arch/x86/include/asm/pgtable_types.h
index f1492473f10e..59df7b47a434 100644
--- a/arch/x86/include/asm/pgtable_types.h
+++ b/arch/x86/include/asm/pgtable_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PGTABLE_DEFS_H
#define _ASM_X86_PGTABLE_DEFS_H
diff --git a/arch/x86/include/asm/pkeys.h b/arch/x86/include/asm/pkeys.h
index b3b09b98896d..a0ba1ffda0df 100644
--- a/arch/x86/include/asm/pkeys.h
+++ b/arch/x86/include/asm/pkeys.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PKEYS_H
#define _ASM_X86_PKEYS_H
diff --git a/arch/x86/include/asm/pm-trace.h b/arch/x86/include/asm/pm-trace.h
index 7b7ac42c3661..bfa32aa428e5 100644
--- a/arch/x86/include/asm/pm-trace.h
+++ b/arch/x86/include/asm/pm-trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PM_TRACE_H
#define _ASM_X86_PM_TRACE_H
diff --git a/arch/x86/include/asm/posix_types.h b/arch/x86/include/asm/posix_types.h
index f565f6dd59d4..374336e217ff 100644
--- a/arch/x86/include/asm/posix_types.h
+++ b/arch/x86/include/asm/posix_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
# ifdef CONFIG_X86_32
# include <asm/posix_types_32.h>
# else
diff --git a/arch/x86/include/asm/preempt.h b/arch/x86/include/asm/preempt.h
index 4f44505dbf87..7f2dbd91fc74 100644
--- a/arch/x86/include/asm/preempt.h
+++ b/arch/x86/include/asm/preempt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_PREEMPT_H
#define __ASM_PREEMPT_H
diff --git a/arch/x86/include/asm/probe_roms.h b/arch/x86/include/asm/probe_roms.h
index 4950a0b1d09c..1c7f3815bbd6 100644
--- a/arch/x86/include/asm/probe_roms.h
+++ b/arch/x86/include/asm/probe_roms.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PROBE_ROMS_H_
#define _PROBE_ROMS_H_
struct pci_dev;
diff --git a/arch/x86/include/asm/processor-cyrix.h b/arch/x86/include/asm/processor-cyrix.h
index 1198f2a0e42c..aaedd73ea2c6 100644
--- a/arch/x86/include/asm/processor-cyrix.h
+++ b/arch/x86/include/asm/processor-cyrix.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* NSC/Cyrix CPU indexed register access. Must be inlined instead of
* macros to ensure correct access ordering
diff --git a/arch/x86/include/asm/processor-flags.h b/arch/x86/include/asm/processor-flags.h
index dc723b64acf0..43212a43ee69 100644
--- a/arch/x86/include/asm/processor-flags.h
+++ b/arch/x86/include/asm/processor-flags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PROCESSOR_FLAGS_H
#define _ASM_X86_PROCESSOR_FLAGS_H
diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h
index b390ff76e58f..bdac19ab2488 100644
--- a/arch/x86/include/asm/processor.h
+++ b/arch/x86/include/asm/processor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PROCESSOR_H
#define _ASM_X86_PROCESSOR_H
diff --git a/arch/x86/include/asm/proto.h b/arch/x86/include/asm/proto.h
index b408b1886195..6e81788a30c1 100644
--- a/arch/x86/include/asm/proto.h
+++ b/arch/x86/include/asm/proto.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PROTO_H
#define _ASM_X86_PROTO_H
diff --git a/arch/x86/include/asm/ptrace.h b/arch/x86/include/asm/ptrace.h
index 91c04c8e67fa..c0e3c45cf6ab 100644
--- a/arch/x86/include/asm/ptrace.h
+++ b/arch/x86/include/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PTRACE_H
#define _ASM_X86_PTRACE_H
diff --git a/arch/x86/include/asm/purgatory.h b/arch/x86/include/asm/purgatory.h
index d7da2729903d..92c34e517da1 100644
--- a/arch/x86/include/asm/purgatory.h
+++ b/arch/x86/include/asm/purgatory.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PURGATORY_H
#define _ASM_X86_PURGATORY_H
diff --git a/arch/x86/include/asm/pvclock-abi.h b/arch/x86/include/asm/pvclock-abi.h
index 67f08230103a..1436226efe3e 100644
--- a/arch/x86/include/asm/pvclock-abi.h
+++ b/arch/x86/include/asm/pvclock-abi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PVCLOCK_ABI_H
#define _ASM_X86_PVCLOCK_ABI_H
#ifndef __ASSEMBLY__
diff --git a/arch/x86/include/asm/pvclock.h b/arch/x86/include/asm/pvclock.h
index 448cfe1b48cf..3e4ed8fb5f91 100644
--- a/arch/x86/include/asm/pvclock.h
+++ b/arch/x86/include/asm/pvclock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PVCLOCK_H
#define _ASM_X86_PVCLOCK_H
diff --git a/arch/x86/include/asm/qrwlock.h b/arch/x86/include/asm/qrwlock.h
index c537cbb038a7..8656b5a6e8e7 100644
--- a/arch/x86/include/asm/qrwlock.h
+++ b/arch/x86/include/asm/qrwlock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_QRWLOCK_H
#define _ASM_X86_QRWLOCK_H
diff --git a/arch/x86/include/asm/qspinlock.h b/arch/x86/include/asm/qspinlock.h
index 48a706f641f2..9982dd96f093 100644
--- a/arch/x86/include/asm/qspinlock.h
+++ b/arch/x86/include/asm/qspinlock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_QSPINLOCK_H
#define _ASM_X86_QSPINLOCK_H
diff --git a/arch/x86/include/asm/qspinlock_paravirt.h b/arch/x86/include/asm/qspinlock_paravirt.h
index 9d55f9b6e167..923307ea11c7 100644
--- a/arch/x86/include/asm/qspinlock_paravirt.h
+++ b/arch/x86/include/asm/qspinlock_paravirt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_QSPINLOCK_PARAVIRT_H
#define __ASM_QSPINLOCK_PARAVIRT_H
diff --git a/arch/x86/include/asm/realmode.h b/arch/x86/include/asm/realmode.h
index 90d91520c13a..63b3393bd98e 100644
--- a/arch/x86/include/asm/realmode.h
+++ b/arch/x86/include/asm/realmode.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ARCH_X86_REALMODE_H
#define _ARCH_X86_REALMODE_H
diff --git a/arch/x86/include/asm/reboot.h b/arch/x86/include/asm/reboot.h
index fc62ba8dce93..a671a1145906 100644
--- a/arch/x86/include/asm/reboot.h
+++ b/arch/x86/include/asm/reboot.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_REBOOT_H
#define _ASM_X86_REBOOT_H
diff --git a/arch/x86/include/asm/reboot_fixups.h b/arch/x86/include/asm/reboot_fixups.h
index 765debe4c54c..96515658ce12 100644
--- a/arch/x86/include/asm/reboot_fixups.h
+++ b/arch/x86/include/asm/reboot_fixups.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_REBOOT_FIXUPS_H
#define _ASM_X86_REBOOT_FIXUPS_H
diff --git a/arch/x86/include/asm/rio.h b/arch/x86/include/asm/rio.h
index 97bab6388a92..0a21986d2238 100644
--- a/arch/x86/include/asm/rio.h
+++ b/arch/x86/include/asm/rio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Derived from include/asm-x86/mach-summit/mach_mpparse.h
* and include/asm-x86/mach-default/bios_ebda.h
diff --git a/arch/x86/include/asm/rmwcc.h b/arch/x86/include/asm/rmwcc.h
index 045f99211a99..d8f3a6ae9f6c 100644
--- a/arch/x86/include/asm/rmwcc.h
+++ b/arch/x86/include/asm/rmwcc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_RMWcc
#define _ASM_X86_RMWcc
diff --git a/arch/x86/include/asm/rwsem.h b/arch/x86/include/asm/rwsem.h
index 7116b7931c7b..4d38d85a16ad 100644
--- a/arch/x86/include/asm/rwsem.h
+++ b/arch/x86/include/asm/rwsem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* rwsem.h: R/W semaphores implemented using XADD/CMPXCHG for i486+
*
* Written by David Howells (dhowells@redhat.com).
diff --git a/arch/x86/include/asm/seccomp.h b/arch/x86/include/asm/seccomp.h
index 0c8c7c8861b4..2bd1338de236 100644
--- a/arch/x86/include/asm/seccomp.h
+++ b/arch/x86/include/asm/seccomp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SECCOMP_H
#define _ASM_X86_SECCOMP_H
diff --git a/arch/x86/include/asm/sections.h b/arch/x86/include/asm/sections.h
index 2f75f30cb2f6..d6baf23782bc 100644
--- a/arch/x86/include/asm/sections.h
+++ b/arch/x86/include/asm/sections.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SECTIONS_H
#define _ASM_X86_SECTIONS_H
diff --git a/arch/x86/include/asm/segment.h b/arch/x86/include/asm/segment.h
index 066aaf813141..b20f9d623f9c 100644
--- a/arch/x86/include/asm/segment.h
+++ b/arch/x86/include/asm/segment.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SEGMENT_H
#define _ASM_X86_SEGMENT_H
diff --git a/arch/x86/include/asm/serial.h b/arch/x86/include/asm/serial.h
index bb658211edad..ece8299d2695 100644
--- a/arch/x86/include/asm/serial.h
+++ b/arch/x86/include/asm/serial.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SERIAL_H
#define _ASM_X86_SERIAL_H
diff --git a/arch/x86/include/asm/set_memory.h b/arch/x86/include/asm/set_memory.h
index cd71273ec49d..bd090367236c 100644
--- a/arch/x86/include/asm/set_memory.h
+++ b/arch/x86/include/asm/set_memory.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SET_MEMORY_H
#define _ASM_X86_SET_MEMORY_H
diff --git a/arch/x86/include/asm/setup.h b/arch/x86/include/asm/setup.h
index a65cf544686a..ae13bc974416 100644
--- a/arch/x86/include/asm/setup.h
+++ b/arch/x86/include/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SETUP_H
#define _ASM_X86_SETUP_H
diff --git a/arch/x86/include/asm/shmparam.h b/arch/x86/include/asm/shmparam.h
index 0880cf0917b9..c4041819c3e5 100644
--- a/arch/x86/include/asm/shmparam.h
+++ b/arch/x86/include/asm/shmparam.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SHMPARAM_H
#define _ASM_X86_SHMPARAM_H
diff --git a/arch/x86/include/asm/sigcontext.h b/arch/x86/include/asm/sigcontext.h
index e6cd2c489dbb..140d890c2c98 100644
--- a/arch/x86/include/asm/sigcontext.h
+++ b/arch/x86/include/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SIGCONTEXT_H
#define _ASM_X86_SIGCONTEXT_H
diff --git a/arch/x86/include/asm/sigframe.h b/arch/x86/include/asm/sigframe.h
index 34edd1650bae..f176114c04d4 100644
--- a/arch/x86/include/asm/sigframe.h
+++ b/arch/x86/include/asm/sigframe.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SIGFRAME_H
#define _ASM_X86_SIGFRAME_H
diff --git a/arch/x86/include/asm/sighandling.h b/arch/x86/include/asm/sighandling.h
index 452c88b8ad06..bd26834724e5 100644
--- a/arch/x86/include/asm/sighandling.h
+++ b/arch/x86/include/asm/sighandling.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SIGHANDLING_H
#define _ASM_X86_SIGHANDLING_H
diff --git a/arch/x86/include/asm/signal.h b/arch/x86/include/asm/signal.h
index 8af22be0fe61..5f9012ff52ed 100644
--- a/arch/x86/include/asm/signal.h
+++ b/arch/x86/include/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SIGNAL_H
#define _ASM_X86_SIGNAL_H
diff --git a/arch/x86/include/asm/simd.h b/arch/x86/include/asm/simd.h
index 6c8a7ed13365..a341c878e977 100644
--- a/arch/x86/include/asm/simd.h
+++ b/arch/x86/include/asm/simd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/fpu/api.h>
diff --git a/arch/x86/include/asm/smp.h b/arch/x86/include/asm/smp.h
index 47103eca3775..461f53d27708 100644
--- a/arch/x86/include/asm/smp.h
+++ b/arch/x86/include/asm/smp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SMP_H
#define _ASM_X86_SMP_H
#ifndef __ASSEMBLY__
diff --git a/arch/x86/include/asm/sparsemem.h b/arch/x86/include/asm/sparsemem.h
index 1f5bee2c202f..4fc1e9d3c43e 100644
--- a/arch/x86/include/asm/sparsemem.h
+++ b/arch/x86/include/asm/sparsemem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SPARSEMEM_H
#define _ASM_X86_SPARSEMEM_H
diff --git a/arch/x86/include/asm/special_insns.h b/arch/x86/include/asm/special_insns.h
index a24dfcf79f4a..317fc59b512c 100644
--- a/arch/x86/include/asm/special_insns.h
+++ b/arch/x86/include/asm/special_insns.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SPECIAL_INSNS_H
#define _ASM_X86_SPECIAL_INSNS_H
diff --git a/arch/x86/include/asm/spinlock.h b/arch/x86/include/asm/spinlock.h
index 6d391909e864..b34625796eb2 100644
--- a/arch/x86/include/asm/spinlock.h
+++ b/arch/x86/include/asm/spinlock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SPINLOCK_H
#define _ASM_X86_SPINLOCK_H
diff --git a/arch/x86/include/asm/spinlock_types.h b/arch/x86/include/asm/spinlock_types.h
index 25311ebb446c..bf3e34b25afc 100644
--- a/arch/x86/include/asm/spinlock_types.h
+++ b/arch/x86/include/asm/spinlock_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SPINLOCK_TYPES_H
#define _ASM_X86_SPINLOCK_TYPES_H
diff --git a/arch/x86/include/asm/sta2x11.h b/arch/x86/include/asm/sta2x11.h
index e9d32df89ccc..e0975e9c4f47 100644
--- a/arch/x86/include/asm/sta2x11.h
+++ b/arch/x86/include/asm/sta2x11.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Header file for STMicroelectronics ConneXt (STA2X11) IOHub
*/
diff --git a/arch/x86/include/asm/stackprotector.h b/arch/x86/include/asm/stackprotector.h
index 8abedf1d650e..371b3a4af000 100644
--- a/arch/x86/include/asm/stackprotector.h
+++ b/arch/x86/include/asm/stackprotector.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* GCC stack protector support.
*
diff --git a/arch/x86/include/asm/stacktrace.h b/arch/x86/include/asm/stacktrace.h
index 2e41c50ddf47..8da111b3c342 100644
--- a/arch/x86/include/asm/stacktrace.h
+++ b/arch/x86/include/asm/stacktrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1991, 1992 Linus Torvalds
* Copyright (C) 2000, 2001, 2002 Andi Kleen, SuSE Labs
diff --git a/arch/x86/include/asm/string.h b/arch/x86/include/asm/string.h
index 09224d7a5862..c3c2c1914d65 100644
--- a/arch/x86/include/asm/string.h
+++ b/arch/x86/include/asm/string.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef CONFIG_X86_32
# include <asm/string_32.h>
#else
diff --git a/arch/x86/include/asm/string_32.h b/arch/x86/include/asm/string_32.h
index e371e7229042..076502241eae 100644
--- a/arch/x86/include/asm/string_32.h
+++ b/arch/x86/include/asm/string_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_STRING_32_H
#define _ASM_X86_STRING_32_H
diff --git a/arch/x86/include/asm/string_64.h b/arch/x86/include/asm/string_64.h
index f372a70a523f..0b1b4445f4c5 100644
--- a/arch/x86/include/asm/string_64.h
+++ b/arch/x86/include/asm/string_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_STRING_64_H
#define _ASM_X86_STRING_64_H
diff --git a/arch/x86/include/asm/suspend.h b/arch/x86/include/asm/suspend.h
index 2fab6c2c3575..ecffe81ff65c 100644
--- a/arch/x86/include/asm/suspend.h
+++ b/arch/x86/include/asm/suspend.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef CONFIG_X86_32
# include <asm/suspend_32.h>
#else
diff --git a/arch/x86/include/asm/suspend_32.h b/arch/x86/include/asm/suspend_32.h
index 8e9dbe7b73a1..982c325dad33 100644
--- a/arch/x86/include/asm/suspend_32.h
+++ b/arch/x86/include/asm/suspend_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright 2001-2002 Pavel Machek <pavel@suse.cz>
* Based on code
diff --git a/arch/x86/include/asm/suspend_64.h b/arch/x86/include/asm/suspend_64.h
index 2bd96b4df140..7306e911faee 100644
--- a/arch/x86/include/asm/suspend_64.h
+++ b/arch/x86/include/asm/suspend_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright 2001-2003 Pavel Machek <pavel@suse.cz>
* Based on code
diff --git a/arch/x86/include/asm/svm.h b/arch/x86/include/asm/svm.h
index 14835dd205a5..78dd9df88157 100644
--- a/arch/x86/include/asm/svm.h
+++ b/arch/x86/include/asm/svm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SVM_H
#define __SVM_H
diff --git a/arch/x86/include/asm/swiotlb.h b/arch/x86/include/asm/swiotlb.h
index d2f69b9ff732..bdf9aed40403 100644
--- a/arch/x86/include/asm/swiotlb.h
+++ b/arch/x86/include/asm/swiotlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SWIOTLB_H
#define _ASM_X86_SWIOTLB_H
diff --git a/arch/x86/include/asm/switch_to.h b/arch/x86/include/asm/switch_to.h
index fcc5cd387fd1..899084b70412 100644
--- a/arch/x86/include/asm/switch_to.h
+++ b/arch/x86/include/asm/switch_to.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SWITCH_TO_H
#define _ASM_X86_SWITCH_TO_H
diff --git a/arch/x86/include/asm/sync_bitops.h b/arch/x86/include/asm/sync_bitops.h
index cbf8847d02a0..2fe745356fb1 100644
--- a/arch/x86/include/asm/sync_bitops.h
+++ b/arch/x86/include/asm/sync_bitops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SYNC_BITOPS_H
#define _ASM_X86_SYNC_BITOPS_H
diff --git a/arch/x86/include/asm/text-patching.h b/arch/x86/include/asm/text-patching.h
index 90395063383c..2ecd34e2d46c 100644
--- a/arch/x86/include/asm/text-patching.h
+++ b/arch/x86/include/asm/text-patching.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_TEXT_PATCHING_H
#define _ASM_X86_TEXT_PATCHING_H
diff --git a/arch/x86/include/asm/thread_info.h b/arch/x86/include/asm/thread_info.h
index 89e7eeb5cec1..70f425947dc5 100644
--- a/arch/x86/include/asm/thread_info.h
+++ b/arch/x86/include/asm/thread_info.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* thread_info.h: low-level thread information
*
* Copyright (C) 2002 David Howells (dhowells@redhat.com)
diff --git a/arch/x86/include/asm/time.h b/arch/x86/include/asm/time.h
index 92b8aec06970..cef818b16045 100644
--- a/arch/x86/include/asm/time.h
+++ b/arch/x86/include/asm/time.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_TIME_H
#define _ASM_X86_TIME_H
diff --git a/arch/x86/include/asm/timer.h b/arch/x86/include/asm/timer.h
index 2016962103df..47457ab975fd 100644
--- a/arch/x86/include/asm/timer.h
+++ b/arch/x86/include/asm/timer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_TIMER_H
#define _ASM_X86_TIMER_H
#include <linux/pm.h>
diff --git a/arch/x86/include/asm/timex.h b/arch/x86/include/asm/timex.h
index 1375cfc93960..a4a8b1b16c0c 100644
--- a/arch/x86/include/asm/timex.h
+++ b/arch/x86/include/asm/timex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_TIMEX_H
#define _ASM_X86_TIMEX_H
diff --git a/arch/x86/include/asm/tlb.h b/arch/x86/include/asm/tlb.h
index 79a4ca6a9606..cb0a1f470980 100644
--- a/arch/x86/include/asm/tlb.h
+++ b/arch/x86/include/asm/tlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_TLB_H
#define _ASM_X86_TLB_H
diff --git a/arch/x86/include/asm/tlbbatch.h b/arch/x86/include/asm/tlbbatch.h
index f4a6ff352a0e..1ad56eb3e8a8 100644
--- a/arch/x86/include/asm/tlbbatch.h
+++ b/arch/x86/include/asm/tlbbatch.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ARCH_X86_TLBBATCH_H
#define _ARCH_X86_TLBBATCH_H
diff --git a/arch/x86/include/asm/tlbflush.h b/arch/x86/include/asm/tlbflush.h
index 4893abf7f74f..509046cfa5ce 100644
--- a/arch/x86/include/asm/tlbflush.h
+++ b/arch/x86/include/asm/tlbflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_TLBFLUSH_H
#define _ASM_X86_TLBFLUSH_H
@@ -82,6 +83,22 @@ static inline u64 inc_mm_tlb_gen(struct mm_struct *mm)
#define __flush_tlb_single(addr) __native_flush_tlb_single(addr)
#endif
+static inline bool tlb_defer_switch_to_init_mm(void)
+{
+ /*
+ * If we have PCID, then switching to init_mm is reasonably
+ * fast. If we don't have PCID, then switching to init_mm is
+ * quite slow, so we try to defer it in the hopes that we can
+ * avoid it entirely. The latter approach runs the risk of
+ * receiving otherwise unnecessary IPIs.
+ *
+ * This choice is just a heuristic. The tlb code can handle this
+ * function returning true or false regardless of whether we have
+ * PCID.
+ */
+ return !static_cpu_has(X86_FEATURE_PCID);
+}
+
/*
* 6 because 6 should be plenty and struct tlb_state will fit in
* two cache lines.
@@ -105,6 +122,23 @@ struct tlb_state {
u16 next_asid;
/*
+ * We can be in one of several states:
+ *
+ * - Actively using an mm. Our CPU's bit will be set in
+ * mm_cpumask(loaded_mm) and is_lazy == false;
+ *
+ * - Not using a real mm. loaded_mm == &init_mm. Our CPU's bit
+ * will not be set in mm_cpumask(&init_mm) and is_lazy == false.
+ *
+ * - Lazily using a real mm. loaded_mm != &init_mm, our bit
+ * is set in mm_cpumask(loaded_mm), but is_lazy == true.
+ * We're heuristically guessing that the CR3 load we
+ * skipped more than makes up for the overhead added by
+ * lazy mode.
+ */
+ bool is_lazy;
+
+ /*
* Access to this CR4 shadow and to H/W CR4 is protected by
* disabling interrupts when modifying either one.
*/
diff --git a/arch/x86/include/asm/trace/exceptions.h b/arch/x86/include/asm/trace/exceptions.h
index 5665bf205b8d..69615e387973 100644
--- a/arch/x86/include/asm/trace/exceptions.h
+++ b/arch/x86/include/asm/trace/exceptions.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM exceptions
diff --git a/arch/x86/include/asm/trace/fpu.h b/arch/x86/include/asm/trace/fpu.h
index 39f7a27bef13..fa60398bbc3a 100644
--- a/arch/x86/include/asm/trace/fpu.h
+++ b/arch/x86/include/asm/trace/fpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM x86_fpu
diff --git a/arch/x86/include/asm/trace/irq_vectors.h b/arch/x86/include/asm/trace/irq_vectors.h
index bfd480b827f5..84b9ec0c1bc0 100644
--- a/arch/x86/include/asm/trace/irq_vectors.h
+++ b/arch/x86/include/asm/trace/irq_vectors.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM irq_vectors
diff --git a/arch/x86/include/asm/trace/mpx.h b/arch/x86/include/asm/trace/mpx.h
index 0f492fc50bce..7bd92db09e8d 100644
--- a/arch/x86/include/asm/trace/mpx.h
+++ b/arch/x86/include/asm/trace/mpx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM mpx
diff --git a/arch/x86/include/asm/trace_clock.h b/arch/x86/include/asm/trace_clock.h
index beab86cc282d..7061a5650969 100644
--- a/arch/x86/include/asm/trace_clock.h
+++ b/arch/x86/include/asm/trace_clock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_TRACE_CLOCK_H
#define _ASM_X86_TRACE_CLOCK_H
diff --git a/arch/x86/include/asm/traps.h b/arch/x86/include/asm/traps.h
index 5545f6459bf5..b0cced97a6ce 100644
--- a/arch/x86/include/asm/traps.h
+++ b/arch/x86/include/asm/traps.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_TRAPS_H
#define _ASM_X86_TRAPS_H
diff --git a/arch/x86/include/asm/tsc.h b/arch/x86/include/asm/tsc.h
index f5e6f1c417df..8da0efb13544 100644
--- a/arch/x86/include/asm/tsc.h
+++ b/arch/x86/include/asm/tsc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* x86 TSC related functions
*/
diff --git a/arch/x86/include/asm/uaccess.h b/arch/x86/include/asm/uaccess.h
index 4b892917edeb..574dff4d2913 100644
--- a/arch/x86/include/asm/uaccess.h
+++ b/arch/x86/include/asm/uaccess.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_UACCESS_H
#define _ASM_X86_UACCESS_H
/*
diff --git a/arch/x86/include/asm/uaccess_32.h b/arch/x86/include/asm/uaccess_32.h
index aeda9bb8af50..72950401b223 100644
--- a/arch/x86/include/asm/uaccess_32.h
+++ b/arch/x86/include/asm/uaccess_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_UACCESS_32_H
#define _ASM_X86_UACCESS_32_H
diff --git a/arch/x86/include/asm/uaccess_64.h b/arch/x86/include/asm/uaccess_64.h
index b16f6a1d8b26..f07ef3c575db 100644
--- a/arch/x86/include/asm/uaccess_64.h
+++ b/arch/x86/include/asm/uaccess_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_UACCESS_64_H
#define _ASM_X86_UACCESS_64_H
diff --git a/arch/x86/include/asm/unaligned.h b/arch/x86/include/asm/unaligned.h
index a7bd416b4763..9c754a7447aa 100644
--- a/arch/x86/include/asm/unaligned.h
+++ b/arch/x86/include/asm/unaligned.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_UNALIGNED_H
#define _ASM_X86_UNALIGNED_H
diff --git a/arch/x86/include/asm/unistd.h b/arch/x86/include/asm/unistd.h
index 1ba1536f627e..51c4eee00732 100644
--- a/arch/x86/include/asm/unistd.h
+++ b/arch/x86/include/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_UNISTD_H
#define _ASM_X86_UNISTD_H 1
diff --git a/arch/x86/include/asm/unwind.h b/arch/x86/include/asm/unwind.h
index e9f793e2df7a..87adc0d38c4a 100644
--- a/arch/x86/include/asm/unwind.h
+++ b/arch/x86/include/asm/unwind.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_UNWIND_H
#define _ASM_X86_UNWIND_H
diff --git a/arch/x86/include/asm/user.h b/arch/x86/include/asm/user.h
index 59a54e869f15..413c91746b27 100644
--- a/arch/x86/include/asm/user.h
+++ b/arch/x86/include/asm/user.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_USER_H
#define _ASM_X86_USER_H
diff --git a/arch/x86/include/asm/user32.h b/arch/x86/include/asm/user32.h
index 14cbb73ebcba..fa577312f63a 100644
--- a/arch/x86/include/asm/user32.h
+++ b/arch/x86/include/asm/user32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_USER32_H
#define _ASM_X86_USER32_H
diff --git a/arch/x86/include/asm/user_32.h b/arch/x86/include/asm/user_32.h
index bebfd8644016..d72c3d66e94f 100644
--- a/arch/x86/include/asm/user_32.h
+++ b/arch/x86/include/asm/user_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_USER_32_H
#define _ASM_X86_USER_32_H
diff --git a/arch/x86/include/asm/user_64.h b/arch/x86/include/asm/user_64.h
index faf2cd3e0d76..db909923611c 100644
--- a/arch/x86/include/asm/user_64.h
+++ b/arch/x86/include/asm/user_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_USER_64_H
#define _ASM_X86_USER_64_H
diff --git a/arch/x86/include/asm/uv/uv.h b/arch/x86/include/asm/uv/uv.h
index b5a32231abd8..a80c0673798f 100644
--- a/arch/x86/include/asm/uv/uv.h
+++ b/arch/x86/include/asm/uv/uv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_UV_UV_H
#define _ASM_X86_UV_UV_H
diff --git a/arch/x86/include/asm/vdso.h b/arch/x86/include/asm/vdso.h
index bccdf4938ddf..27566e57e87d 100644
--- a/arch/x86/include/asm/vdso.h
+++ b/arch/x86/include/asm/vdso.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_VDSO_H
#define _ASM_X86_VDSO_H
diff --git a/arch/x86/include/asm/vga.h b/arch/x86/include/asm/vga.h
index 9f42beefc67a..46f9b2deab4d 100644
--- a/arch/x86/include/asm/vga.h
+++ b/arch/x86/include/asm/vga.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Access to VGA videoram
*
diff --git a/arch/x86/include/asm/vgtod.h b/arch/x86/include/asm/vgtod.h
index 022e59714562..52250681f68c 100644
--- a/arch/x86/include/asm/vgtod.h
+++ b/arch/x86/include/asm/vgtod.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_VGTOD_H
#define _ASM_X86_VGTOD_H
diff --git a/arch/x86/include/asm/vm86.h b/arch/x86/include/asm/vm86.h
index 1e491f3af317..26efbec94448 100644
--- a/arch/x86/include/asm/vm86.h
+++ b/arch/x86/include/asm/vm86.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_VM86_H
#define _ASM_X86_VM86_H
diff --git a/arch/x86/include/asm/vsyscall.h b/arch/x86/include/asm/vsyscall.h
index 6ba66ee79710..d9a7c659009c 100644
--- a/arch/x86/include/asm/vsyscall.h
+++ b/arch/x86/include/asm/vsyscall.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_VSYSCALL_H
#define _ASM_X86_VSYSCALL_H
diff --git a/arch/x86/include/asm/word-at-a-time.h b/arch/x86/include/asm/word-at-a-time.h
index 5b238981542a..06006b0351f3 100644
--- a/arch/x86/include/asm/word-at-a-time.h
+++ b/arch/x86/include/asm/word-at-a-time.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_WORD_AT_A_TIME_H
#define _ASM_WORD_AT_A_TIME_H
diff --git a/arch/x86/include/asm/x86_init.h b/arch/x86/include/asm/x86_init.h
index f45acdf45957..63d0eb250792 100644
--- a/arch/x86/include/asm/x86_init.h
+++ b/arch/x86/include/asm/x86_init.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PLATFORM_H
#define _ASM_X86_PLATFORM_H
diff --git a/arch/x86/include/asm/xen/events.h b/arch/x86/include/asm/xen/events.h
index e6911caf5bbf..d383140e1dc8 100644
--- a/arch/x86/include/asm/xen/events.h
+++ b/arch/x86/include/asm/xen/events.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_XEN_EVENTS_H
#define _ASM_X86_XEN_EVENTS_H
diff --git a/arch/x86/include/asm/xen/interface_32.h b/arch/x86/include/asm/xen/interface_32.h
index 8413688b2571..dc40578abded 100644
--- a/arch/x86/include/asm/xen/interface_32.h
+++ b/arch/x86/include/asm/xen/interface_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/******************************************************************************
* arch-x86_32.h
*
diff --git a/arch/x86/include/asm/xen/interface_64.h b/arch/x86/include/asm/xen/interface_64.h
index 839a4811cf98..c599ec269a25 100644
--- a/arch/x86/include/asm/xen/interface_64.h
+++ b/arch/x86/include/asm/xen/interface_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_XEN_INTERFACE_64_H
#define _ASM_X86_XEN_INTERFACE_64_H
diff --git a/arch/x86/include/asm/xen/page-coherent.h b/arch/x86/include/asm/xen/page-coherent.h
index f02f025ff988..116777e7f387 100644
--- a/arch/x86/include/asm/xen/page-coherent.h
+++ b/arch/x86/include/asm/xen/page-coherent.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_XEN_PAGE_COHERENT_H
#define _ASM_X86_XEN_PAGE_COHERENT_H
diff --git a/arch/x86/include/asm/xen/page.h b/arch/x86/include/asm/xen/page.h
index 07b6531813c4..c6b84245e5ab 100644
--- a/arch/x86/include/asm/xen/page.h
+++ b/arch/x86/include/asm/xen/page.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_XEN_PAGE_H
#define _ASM_X86_XEN_PAGE_H
diff --git a/arch/x86/include/asm/xen/pci.h b/arch/x86/include/asm/xen/pci.h
index f320ee32d5a1..3506d8c598c1 100644
--- a/arch/x86/include/asm/xen/pci.h
+++ b/arch/x86/include/asm/xen/pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_XEN_PCI_H
#define _ASM_X86_XEN_PCI_H
diff --git a/arch/x86/include/asm/xen/swiotlb-xen.h b/arch/x86/include/asm/xen/swiotlb-xen.h
index ee52fcac6f72..6b56d0d45d15 100644
--- a/arch/x86/include/asm/xen/swiotlb-xen.h
+++ b/arch/x86/include/asm/xen/swiotlb-xen.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SWIOTLB_XEN_H
#define _ASM_X86_SWIOTLB_XEN_H
diff --git a/arch/x86/include/asm/xen/trace_types.h b/arch/x86/include/asm/xen/trace_types.h
index 21e1874c0a0b..2aad0abd68e2 100644
--- a/arch/x86/include/asm/xen/trace_types.h
+++ b/arch/x86/include/asm/xen/trace_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_XEN_TRACE_TYPES_H
#define _ASM_XEN_TRACE_TYPES_H
diff --git a/arch/x86/include/asm/xor_64.h b/arch/x86/include/asm/xor_64.h
index 546f1e3b87cc..0307e4ec5044 100644
--- a/arch/x86/include/asm/xor_64.h
+++ b/arch/x86/include/asm/xor_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_XOR_64_H
#define _ASM_X86_XOR_64_H
diff --git a/arch/x86/include/uapi/asm/a.out.h b/arch/x86/include/uapi/asm/a.out.h
index 4684f97a5bbd..094c49d8ea8e 100644
--- a/arch/x86/include/uapi/asm/a.out.h
+++ b/arch/x86/include/uapi/asm/a.out.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_X86_A_OUT_H
#define _ASM_X86_A_OUT_H
diff --git a/arch/x86/include/uapi/asm/auxvec.h b/arch/x86/include/uapi/asm/auxvec.h
index 77203ac352de..580e3c567046 100644
--- a/arch/x86/include/uapi/asm/auxvec.h
+++ b/arch/x86/include/uapi/asm/auxvec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_X86_AUXVEC_H
#define _ASM_X86_AUXVEC_H
/*
diff --git a/arch/x86/include/uapi/asm/bitsperlong.h b/arch/x86/include/uapi/asm/bitsperlong.h
index 217909b4d6f5..5d72c8458838 100644
--- a/arch/x86/include/uapi/asm/bitsperlong.h
+++ b/arch/x86/include/uapi/asm/bitsperlong.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_X86_BITSPERLONG_H
#define __ASM_X86_BITSPERLONG_H
diff --git a/arch/x86/include/uapi/asm/boot.h b/arch/x86/include/uapi/asm/boot.h
index 94292c4c8122..88ffc5aee087 100644
--- a/arch/x86/include/uapi/asm/boot.h
+++ b/arch/x86/include/uapi/asm/boot.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_X86_BOOT_H
#define _UAPI_ASM_X86_BOOT_H
diff --git a/arch/x86/include/uapi/asm/bootparam.h b/arch/x86/include/uapi/asm/bootparam.h
index 66b8f93333d1..afdd5ae0fcc4 100644
--- a/arch/x86/include/uapi/asm/bootparam.h
+++ b/arch/x86/include/uapi/asm/bootparam.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_X86_BOOTPARAM_H
#define _ASM_X86_BOOTPARAM_H
diff --git a/arch/x86/include/uapi/asm/byteorder.h b/arch/x86/include/uapi/asm/byteorder.h
index b13a7a88f3eb..484e3cfd7ef2 100644
--- a/arch/x86/include/uapi/asm/byteorder.h
+++ b/arch/x86/include/uapi/asm/byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_BYTEORDER_H
#define _ASM_X86_BYTEORDER_H
diff --git a/arch/x86/include/uapi/asm/debugreg.h b/arch/x86/include/uapi/asm/debugreg.h
index 3c0874dd9861..d95d080b30e3 100644
--- a/arch/x86/include/uapi/asm/debugreg.h
+++ b/arch/x86/include/uapi/asm/debugreg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_X86_DEBUGREG_H
#define _UAPI_ASM_X86_DEBUGREG_H
diff --git a/arch/x86/include/uapi/asm/e820.h b/arch/x86/include/uapi/asm/e820.h
index 9dafe59cf6e2..2f491efe3a12 100644
--- a/arch/x86/include/uapi/asm/e820.h
+++ b/arch/x86/include/uapi/asm/e820.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_X86_E820_H
#define _UAPI_ASM_X86_E820_H
#define E820MAP 0x2d0 /* our map */
diff --git a/arch/x86/include/uapi/asm/hw_breakpoint.h b/arch/x86/include/uapi/asm/hw_breakpoint.h
index 79a9626b5500..6789884c7701 100644
--- a/arch/x86/include/uapi/asm/hw_breakpoint.h
+++ b/arch/x86/include/uapi/asm/hw_breakpoint.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* */
diff --git a/arch/x86/include/uapi/asm/hwcap2.h b/arch/x86/include/uapi/asm/hwcap2.h
index 0bd2be5c7617..6ebaae90e207 100644
--- a/arch/x86/include/uapi/asm/hwcap2.h
+++ b/arch/x86/include/uapi/asm/hwcap2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_HWCAP2_H
#define _ASM_X86_HWCAP2_H
diff --git a/arch/x86/include/uapi/asm/hyperv.h b/arch/x86/include/uapi/asm/hyperv.h
index f65d12504e80..1a5bfead93b4 100644
--- a/arch/x86/include/uapi/asm/hyperv.h
+++ b/arch/x86/include/uapi/asm/hyperv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_X86_HYPERV_H
#define _ASM_X86_HYPERV_H
diff --git a/arch/x86/include/uapi/asm/ist.h b/arch/x86/include/uapi/asm/ist.h
index bad9f5ea4070..eac5b207939d 100644
--- a/arch/x86/include/uapi/asm/ist.h
+++ b/arch/x86/include/uapi/asm/ist.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Include file for the interface to IST BIOS
* Copyright 2002 Andy Grover <andrew.grover@intel.com>
diff --git a/arch/x86/include/uapi/asm/kvm.h b/arch/x86/include/uapi/asm/kvm.h
index c2824d02ba37..f3a960488eae 100644
--- a/arch/x86/include/uapi/asm/kvm.h
+++ b/arch/x86/include/uapi/asm/kvm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_X86_KVM_H
#define _ASM_X86_KVM_H
diff --git a/arch/x86/include/uapi/asm/kvm_para.h b/arch/x86/include/uapi/asm/kvm_para.h
index a965e5b0d328..554aa8f24f91 100644
--- a/arch/x86/include/uapi/asm/kvm_para.h
+++ b/arch/x86/include/uapi/asm/kvm_para.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_X86_KVM_PARA_H
#define _UAPI_ASM_X86_KVM_PARA_H
diff --git a/arch/x86/include/uapi/asm/kvm_perf.h b/arch/x86/include/uapi/asm/kvm_perf.h
index 3bb964f88aa1..125cf5cdf6c5 100644
--- a/arch/x86/include/uapi/asm/kvm_perf.h
+++ b/arch/x86/include/uapi/asm/kvm_perf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_X86_KVM_PERF_H
#define _ASM_X86_KVM_PERF_H
diff --git a/arch/x86/include/uapi/asm/ldt.h b/arch/x86/include/uapi/asm/ldt.h
index 6e1aaf73852a..d62ac5db093b 100644
--- a/arch/x86/include/uapi/asm/ldt.h
+++ b/arch/x86/include/uapi/asm/ldt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* ldt.h
*
diff --git a/arch/x86/include/uapi/asm/mce.h b/arch/x86/include/uapi/asm/mce.h
index eb6247a7009b..91723461dc1f 100644
--- a/arch/x86/include/uapi/asm/mce.h
+++ b/arch/x86/include/uapi/asm/mce.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_X86_MCE_H
#define _UAPI_ASM_X86_MCE_H
diff --git a/arch/x86/include/uapi/asm/mman.h b/arch/x86/include/uapi/asm/mman.h
index 3be08f07695c..d4a8d0424bfb 100644
--- a/arch/x86/include/uapi/asm/mman.h
+++ b/arch/x86/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_X86_MMAN_H
#define _ASM_X86_MMAN_H
diff --git a/arch/x86/include/uapi/asm/msr.h b/arch/x86/include/uapi/asm/msr.h
index c41f4fe25483..e7516b402a00 100644
--- a/arch/x86/include/uapi/asm/msr.h
+++ b/arch/x86/include/uapi/asm/msr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_X86_MSR_H
#define _UAPI_ASM_X86_MSR_H
diff --git a/arch/x86/include/uapi/asm/mtrr.h b/arch/x86/include/uapi/asm/mtrr.h
index 7528dcf59691..376563f2bac1 100644
--- a/arch/x86/include/uapi/asm/mtrr.h
+++ b/arch/x86/include/uapi/asm/mtrr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: LGPL-2.0+ WITH Linux-syscall-note */
/* Generic MTRR (Memory Type Range Register) ioctls.
Copyright (C) 1997-1999 Richard Gooch
diff --git a/arch/x86/include/uapi/asm/perf_regs.h b/arch/x86/include/uapi/asm/perf_regs.h
index 3f2207bfd17b..f3329cabce5c 100644
--- a/arch/x86/include/uapi/asm/perf_regs.h
+++ b/arch/x86/include/uapi/asm/perf_regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_X86_PERF_REGS_H
#define _ASM_X86_PERF_REGS_H
diff --git a/arch/x86/include/uapi/asm/posix_types.h b/arch/x86/include/uapi/asm/posix_types.h
index 85506b383627..c661e95f0134 100644
--- a/arch/x86/include/uapi/asm/posix_types.h
+++ b/arch/x86/include/uapi/asm/posix_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __KERNEL__
# ifdef __i386__
# include <asm/posix_types_32.h>
diff --git a/arch/x86/include/uapi/asm/posix_types_32.h b/arch/x86/include/uapi/asm/posix_types_32.h
index 8e525059e7d8..840659f4b96f 100644
--- a/arch/x86/include/uapi/asm/posix_types_32.h
+++ b/arch/x86/include/uapi/asm/posix_types_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_X86_POSIX_TYPES_32_H
#define _ASM_X86_POSIX_TYPES_32_H
diff --git a/arch/x86/include/uapi/asm/posix_types_64.h b/arch/x86/include/uapi/asm/posix_types_64.h
index cba0c1ead162..515afb8059ce 100644
--- a/arch/x86/include/uapi/asm/posix_types_64.h
+++ b/arch/x86/include/uapi/asm/posix_types_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_X86_POSIX_TYPES_64_H
#define _ASM_X86_POSIX_TYPES_64_H
diff --git a/arch/x86/include/uapi/asm/posix_types_x32.h b/arch/x86/include/uapi/asm/posix_types_x32.h
index 85f9bdafa93c..f60479b07fc8 100644
--- a/arch/x86/include/uapi/asm/posix_types_x32.h
+++ b/arch/x86/include/uapi/asm/posix_types_x32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_X86_POSIX_TYPES_X32_H
#define _ASM_X86_POSIX_TYPES_X32_H
diff --git a/arch/x86/include/uapi/asm/prctl.h b/arch/x86/include/uapi/asm/prctl.h
index c45765517092..5a6aac9fa41f 100644
--- a/arch/x86/include/uapi/asm/prctl.h
+++ b/arch/x86/include/uapi/asm/prctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_X86_PRCTL_H
#define _ASM_X86_PRCTL_H
diff --git a/arch/x86/include/uapi/asm/processor-flags.h b/arch/x86/include/uapi/asm/processor-flags.h
index 185f3d10c194..6f3355399665 100644
--- a/arch/x86/include/uapi/asm/processor-flags.h
+++ b/arch/x86/include/uapi/asm/processor-flags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_X86_PROCESSOR_FLAGS_H
#define _UAPI_ASM_X86_PROCESSOR_FLAGS_H
/* Various flags defined: can be included from assembler. */
diff --git a/arch/x86/include/uapi/asm/ptrace-abi.h b/arch/x86/include/uapi/asm/ptrace-abi.h
index 580aee3072e0..16074b9c93bb 100644
--- a/arch/x86/include/uapi/asm/ptrace-abi.h
+++ b/arch/x86/include/uapi/asm/ptrace-abi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_X86_PTRACE_ABI_H
#define _ASM_X86_PTRACE_ABI_H
diff --git a/arch/x86/include/uapi/asm/ptrace.h b/arch/x86/include/uapi/asm/ptrace.h
index bc16115af39b..85165c0edafc 100644
--- a/arch/x86/include/uapi/asm/ptrace.h
+++ b/arch/x86/include/uapi/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_X86_PTRACE_H
#define _UAPI_ASM_X86_PTRACE_H
diff --git a/arch/x86/include/uapi/asm/sembuf.h b/arch/x86/include/uapi/asm/sembuf.h
index cc2d6a3aeae7..cabd7476bd6c 100644
--- a/arch/x86/include/uapi/asm/sembuf.h
+++ b/arch/x86/include/uapi/asm/sembuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_X86_SEMBUF_H
#define _ASM_X86_SEMBUF_H
diff --git a/arch/x86/include/uapi/asm/sigcontext.h b/arch/x86/include/uapi/asm/sigcontext.h
index 62d4111c1c54..844d60eb1882 100644
--- a/arch/x86/include/uapi/asm/sigcontext.h
+++ b/arch/x86/include/uapi/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_X86_SIGCONTEXT_H
#define _UAPI_ASM_X86_SIGCONTEXT_H
diff --git a/arch/x86/include/uapi/asm/sigcontext32.h b/arch/x86/include/uapi/asm/sigcontext32.h
index a92b0f0dc09e..6b18e88de8a6 100644
--- a/arch/x86/include/uapi/asm/sigcontext32.h
+++ b/arch/x86/include/uapi/asm/sigcontext32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SIGCONTEXT32_H
#define _ASM_X86_SIGCONTEXT32_H
diff --git a/arch/x86/include/uapi/asm/siginfo.h b/arch/x86/include/uapi/asm/siginfo.h
index 34c47b3341c0..b3d157957177 100644
--- a/arch/x86/include/uapi/asm/siginfo.h
+++ b/arch/x86/include/uapi/asm/siginfo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_X86_SIGINFO_H
#define _ASM_X86_SIGINFO_H
diff --git a/arch/x86/include/uapi/asm/signal.h b/arch/x86/include/uapi/asm/signal.h
index 8264f47cf53e..e5745d593dc7 100644
--- a/arch/x86/include/uapi/asm/signal.h
+++ b/arch/x86/include/uapi/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_X86_SIGNAL_H
#define _UAPI_ASM_X86_SIGNAL_H
diff --git a/arch/x86/include/uapi/asm/stat.h b/arch/x86/include/uapi/asm/stat.h
index bc03eb5d6360..9e3982d95d0f 100644
--- a/arch/x86/include/uapi/asm/stat.h
+++ b/arch/x86/include/uapi/asm/stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_X86_STAT_H
#define _ASM_X86_STAT_H
diff --git a/arch/x86/include/uapi/asm/statfs.h b/arch/x86/include/uapi/asm/statfs.h
index 2d0adbf99a8e..13c2464cd2c4 100644
--- a/arch/x86/include/uapi/asm/statfs.h
+++ b/arch/x86/include/uapi/asm/statfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_X86_STATFS_H
#define _ASM_X86_STATFS_H
diff --git a/arch/x86/include/uapi/asm/svm.h b/arch/x86/include/uapi/asm/svm.h
index 3725e145aa58..a9731f8a480f 100644
--- a/arch/x86/include/uapi/asm/svm.h
+++ b/arch/x86/include/uapi/asm/svm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__SVM_H
#define _UAPI__SVM_H
diff --git a/arch/x86/include/uapi/asm/swab.h b/arch/x86/include/uapi/asm/swab.h
index 7f235c7105c1..cd3fd8ddbe9a 100644
--- a/arch/x86/include/uapi/asm/swab.h
+++ b/arch/x86/include/uapi/asm/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_X86_SWAB_H
#define _ASM_X86_SWAB_H
diff --git a/arch/x86/include/uapi/asm/types.h b/arch/x86/include/uapi/asm/types.h
index 8e8c23fef08c..df55e1ddb0c9 100644
--- a/arch/x86/include/uapi/asm/types.h
+++ b/arch/x86/include/uapi/asm/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_TYPES_H
#define _ASM_X86_TYPES_H
diff --git a/arch/x86/include/uapi/asm/ucontext.h b/arch/x86/include/uapi/asm/ucontext.h
index e3d1ec90616e..5657b7a49f03 100644
--- a/arch/x86/include/uapi/asm/ucontext.h
+++ b/arch/x86/include/uapi/asm/ucontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_X86_UCONTEXT_H
#define _ASM_X86_UCONTEXT_H
diff --git a/arch/x86/include/uapi/asm/unistd.h b/arch/x86/include/uapi/asm/unistd.h
index a26df0d75cd0..30d7d04d72d6 100644
--- a/arch/x86/include/uapi/asm/unistd.h
+++ b/arch/x86/include/uapi/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_X86_UNISTD_H
#define _UAPI_ASM_X86_UNISTD_H
diff --git a/arch/x86/include/uapi/asm/vm86.h b/arch/x86/include/uapi/asm/vm86.h
index e0b243e9d859..d2ee4e307ef8 100644
--- a/arch/x86/include/uapi/asm/vm86.h
+++ b/arch/x86/include/uapi/asm/vm86.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_X86_VM86_H
#define _UAPI_ASM_X86_VM86_H
diff --git a/arch/x86/include/uapi/asm/vmx.h b/arch/x86/include/uapi/asm/vmx.h
index 690a2dcf4078..f0b0c90dd398 100644
--- a/arch/x86/include/uapi/asm/vmx.h
+++ b/arch/x86/include/uapi/asm/vmx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* vmx.h: VMX Architecture related definitions
* Copyright (c) 2004, Intel Corporation.
diff --git a/arch/x86/include/uapi/asm/vsyscall.h b/arch/x86/include/uapi/asm/vsyscall.h
index b97dd6e263d2..75275f547444 100644
--- a/arch/x86/include/uapi/asm/vsyscall.h
+++ b/arch/x86/include/uapi/asm/vsyscall.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_X86_VSYSCALL_H
#define _UAPI_ASM_X86_VSYSCALL_H
diff --git a/arch/x86/kernel/Makefile b/arch/x86/kernel/Makefile
index fd0a7895b63f..5f70044340ff 100644
--- a/arch/x86/kernel/Makefile
+++ b/arch/x86/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/x86/kernel/acpi/Makefile b/arch/x86/kernel/acpi/Makefile
index 85a9e17e0dbc..f1bb57b0e41e 100644
--- a/arch/x86/kernel/acpi/Makefile
+++ b/arch/x86/kernel/acpi/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
OBJECT_FILES_NON_STANDARD_wakeup_$(BITS).o := y
obj-$(CONFIG_ACPI) += boot.o
diff --git a/arch/x86/kernel/acpi/sleep.c b/arch/x86/kernel/acpi/sleep.c
index ed014814ea35..7188aea91549 100644
--- a/arch/x86/kernel/acpi/sleep.c
+++ b/arch/x86/kernel/acpi/sleep.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* sleep.c - x86-specific ACPI sleep support.
*
diff --git a/arch/x86/kernel/acpi/sleep.h b/arch/x86/kernel/acpi/sleep.h
index 65c7b606b606..fbb60ca4255c 100644
--- a/arch/x86/kernel/acpi/sleep.h
+++ b/arch/x86/kernel/acpi/sleep.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Variables and functions used by the code in sleep.c
*/
diff --git a/arch/x86/kernel/amd_nb.c b/arch/x86/kernel/amd_nb.c
index 458da8509b75..6db28f17ff28 100644
--- a/arch/x86/kernel/amd_nb.c
+++ b/arch/x86/kernel/amd_nb.c
@@ -27,6 +27,8 @@ static const struct pci_device_id amd_root_ids[] = {
{}
};
+#define PCI_DEVICE_ID_AMD_CNB17H_F4 0x1704
+
const struct pci_device_id amd_nb_misc_ids[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_K8_NB_MISC) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_10H_NB_MISC) },
@@ -37,6 +39,7 @@ const struct pci_device_id amd_nb_misc_ids[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_16H_NB_F3) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_16H_M30H_NB_F3) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_DF_F3) },
+ { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CNB17H_F3) },
{}
};
EXPORT_SYMBOL_GPL(amd_nb_misc_ids);
@@ -48,6 +51,7 @@ static const struct pci_device_id amd_nb_link_ids[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_16H_NB_F4) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_16H_M30H_NB_F4) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_DF_F4) },
+ { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CNB17H_F4) },
{}
};
@@ -402,11 +406,48 @@ void amd_flush_garts(void)
}
EXPORT_SYMBOL_GPL(amd_flush_garts);
+static void __fix_erratum_688(void *info)
+{
+#define MSR_AMD64_IC_CFG 0xC0011021
+
+ msr_set_bit(MSR_AMD64_IC_CFG, 3);
+ msr_set_bit(MSR_AMD64_IC_CFG, 14);
+}
+
+/* Apply erratum 688 fix so machines without a BIOS fix work. */
+static __init void fix_erratum_688(void)
+{
+ struct pci_dev *F4;
+ u32 val;
+
+ if (boot_cpu_data.x86 != 0x14)
+ return;
+
+ if (!amd_northbridges.num)
+ return;
+
+ F4 = node_to_amd_nb(0)->link;
+ if (!F4)
+ return;
+
+ if (pci_read_config_dword(F4, 0x164, &val))
+ return;
+
+ if (val & BIT(2))
+ return;
+
+ on_each_cpu(__fix_erratum_688, NULL, 0);
+
+ pr_info("x86/cpu/AMD: CPU erratum 688 worked around\n");
+}
+
static __init int init_amd_nbs(void)
{
amd_cache_northbridges();
amd_cache_gart();
+ fix_erratum_688();
+
return 0;
}
diff --git a/arch/x86/kernel/aperture_64.c b/arch/x86/kernel/aperture_64.c
index ef2859f9fcce..f5d92bc3b884 100644
--- a/arch/x86/kernel/aperture_64.c
+++ b/arch/x86/kernel/aperture_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Firmware replacement code.
*
diff --git a/arch/x86/kernel/apic/Makefile b/arch/x86/kernel/apic/Makefile
index bd65ce2e768e..a9e08924927e 100644
--- a/arch/x86/kernel/apic/Makefile
+++ b/arch/x86/kernel/apic/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for local APIC drivers and for the IO-APIC code
#
diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
index a1ca2c08f532..132bf45c943a 100644
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -566,11 +566,21 @@ static u32 bdx_deadline_rev(void)
return ~0U;
}
+static u32 skx_deadline_rev(void)
+{
+ switch (boot_cpu_data.x86_mask) {
+ case 0x03: return 0x01000136;
+ case 0x04: return 0x02000014;
+ }
+
+ return ~0U;
+}
+
static const struct x86_cpu_id deadline_match[] = {
DEADLINE_MODEL_MATCH_FUNC( INTEL_FAM6_HASWELL_X, hsx_deadline_rev),
DEADLINE_MODEL_MATCH_REV ( INTEL_FAM6_BROADWELL_X, 0x0b000020),
DEADLINE_MODEL_MATCH_FUNC( INTEL_FAM6_BROADWELL_XEON_D, bdx_deadline_rev),
- DEADLINE_MODEL_MATCH_REV ( INTEL_FAM6_SKYLAKE_X, 0x02000014),
+ DEADLINE_MODEL_MATCH_FUNC( INTEL_FAM6_SKYLAKE_X, skx_deadline_rev),
DEADLINE_MODEL_MATCH_REV ( INTEL_FAM6_HASWELL_CORE, 0x22),
DEADLINE_MODEL_MATCH_REV ( INTEL_FAM6_HASWELL_ULT, 0x20),
@@ -593,7 +603,8 @@ static void apic_check_deadline_errata(void)
const struct x86_cpu_id *m;
u32 rev;
- if (!boot_cpu_has(X86_FEATURE_TSC_DEADLINE_TIMER))
+ if (!boot_cpu_has(X86_FEATURE_TSC_DEADLINE_TIMER) ||
+ boot_cpu_has(X86_FEATURE_HYPERVISOR))
return;
m = x86_match_cpu(deadline_match);
diff --git a/arch/x86/kernel/apic/apic_noop.c b/arch/x86/kernel/apic/apic_noop.c
index 0285f28d531a..7b659c4480c9 100644
--- a/arch/x86/kernel/apic/apic_noop.c
+++ b/arch/x86/kernel/apic/apic_noop.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* NOOP APIC driver.
*
diff --git a/arch/x86/kernel/apic/bigsmp_32.c b/arch/x86/kernel/apic/bigsmp_32.c
index 7b754c513fa5..afee386ff711 100644
--- a/arch/x86/kernel/apic/bigsmp_32.c
+++ b/arch/x86/kernel/apic/bigsmp_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* APIC driver for "bigsmp" xAPIC machines with more than 8 virtual CPUs.
*
diff --git a/arch/x86/kernel/apic/hw_nmi.c b/arch/x86/kernel/apic/hw_nmi.c
index d6f387780849..d1fc62a67320 100644
--- a/arch/x86/kernel/apic/hw_nmi.c
+++ b/arch/x86/kernel/apic/hw_nmi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* HW NMI watchdog support
*
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index 18c6a4861586..201579dc5242 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Intel IO-APIC support for multi-Pentium hosts.
*
diff --git a/arch/x86/kernel/apic/ipi.c b/arch/x86/kernel/apic/ipi.c
index 3a205d4a12d0..82f9244fe61f 100644
--- a/arch/x86/kernel/apic/ipi.c
+++ b/arch/x86/kernel/apic/ipi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/cpumask.h>
#include <linux/interrupt.h>
diff --git a/arch/x86/kernel/apic/x2apic_cluster.c b/arch/x86/kernel/apic/x2apic_cluster.c
index 6050c5364bdc..622f13ca8a94 100644
--- a/arch/x86/kernel/apic/x2apic_cluster.c
+++ b/arch/x86/kernel/apic/x2apic_cluster.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/threads.h>
#include <linux/cpumask.h>
#include <linux/string.h>
diff --git a/arch/x86/kernel/apic/x2apic_phys.c b/arch/x86/kernel/apic/x2apic_phys.c
index 17c2c5b0b7b9..f8d9d69994e6 100644
--- a/arch/x86/kernel/apic/x2apic_phys.c
+++ b/arch/x86/kernel/apic/x2apic_phys.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/threads.h>
#include <linux/cpumask.h>
#include <linux/string.h>
diff --git a/arch/x86/kernel/asm-offsets.c b/arch/x86/kernel/asm-offsets.c
index de827d6ac8c2..8ea78275480d 100644
--- a/arch/x86/kernel/asm-offsets.c
+++ b/arch/x86/kernel/asm-offsets.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Generate definitions needed by assembly language modules.
* This code generates raw asm output which is post-processed to extract
diff --git a/arch/x86/kernel/asm-offsets_32.c b/arch/x86/kernel/asm-offsets_32.c
index 710edab9e644..dedf428b20b6 100644
--- a/arch/x86/kernel/asm-offsets_32.c
+++ b/arch/x86/kernel/asm-offsets_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#ifndef __LINUX_KBUILD_H
# error "Please do not build this file directly, build asm-offsets.c instead"
#endif
diff --git a/arch/x86/kernel/asm-offsets_64.c b/arch/x86/kernel/asm-offsets_64.c
index cf42206926af..630212fa9b9d 100644
--- a/arch/x86/kernel/asm-offsets_64.c
+++ b/arch/x86/kernel/asm-offsets_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#ifndef __LINUX_KBUILD_H
# error "Please do not build this file directly, build asm-offsets.c instead"
#endif
diff --git a/arch/x86/kernel/audit_64.c b/arch/x86/kernel/audit_64.c
index f3672508b249..e1efe44ebefc 100644
--- a/arch/x86/kernel/audit_64.c
+++ b/arch/x86/kernel/audit_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/types.h>
#include <linux/audit.h>
diff --git a/arch/x86/kernel/bootflag.c b/arch/x86/kernel/bootflag.c
index 52c8e3c7789d..3fed7ae58b60 100644
--- a/arch/x86/kernel/bootflag.c
+++ b/arch/x86/kernel/bootflag.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Implement 'Simple Boot Flag Specification 2.0'
*/
diff --git a/arch/x86/kernel/check.c b/arch/x86/kernel/check.c
index 145863d4d343..33399426793e 100644
--- a/arch/x86/kernel/check.c
+++ b/arch/x86/kernel/check.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/sched.h>
#include <linux/kthread.h>
diff --git a/arch/x86/kernel/cpu/Makefile b/arch/x86/kernel/cpu/Makefile
index e17942c131c8..236999c54edc 100644
--- a/arch/x86/kernel/cpu/Makefile
+++ b/arch/x86/kernel/cpu/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for x86-compatible CPU details, features and quirks
#
@@ -21,7 +22,7 @@ obj-y += common.o
obj-y += rdrand.o
obj-y += match.o
obj-y += bugs.o
-obj-$(CONFIG_CPU_FREQ) += aperfmperf.o
+obj-y += aperfmperf.o
obj-$(CONFIG_PROC_FS) += proc.o
obj-$(CONFIG_X86_FEATURE_NAMES) += capflags.o powerflags.o
diff --git a/arch/x86/kernel/cpu/aperfmperf.c b/arch/x86/kernel/cpu/aperfmperf.c
index 0ee83321a313..957813e0180d 100644
--- a/arch/x86/kernel/cpu/aperfmperf.c
+++ b/arch/x86/kernel/cpu/aperfmperf.c
@@ -42,10 +42,6 @@ static void aperfmperf_snapshot_khz(void *dummy)
s64 time_delta = ktime_ms_delta(now, s->time);
unsigned long flags;
- /* Don't bother re-computing within the cache threshold time. */
- if (time_delta < APERFMPERF_CACHE_THRESHOLD_MS)
- return;
-
local_irq_save(flags);
rdmsrl(MSR_IA32_APERF, aperf);
rdmsrl(MSR_IA32_MPERF, mperf);
@@ -74,6 +70,7 @@ static void aperfmperf_snapshot_khz(void *dummy)
unsigned int arch_freq_get_on_cpu(int cpu)
{
+ s64 time_delta;
unsigned int khz;
if (!cpu_khz)
@@ -82,6 +79,12 @@ unsigned int arch_freq_get_on_cpu(int cpu)
if (!static_cpu_has(X86_FEATURE_APERFMPERF))
return 0;
+ /* Don't bother re-computing within the cache threshold time. */
+ time_delta = ktime_ms_delta(ktime_get(), per_cpu(samples.time, cpu));
+ khz = per_cpu(samples.khz, cpu);
+ if (khz && time_delta < APERFMPERF_CACHE_THRESHOLD_MS)
+ return khz;
+
smp_call_function_single(cpu, aperfmperf_snapshot_khz, NULL, 1);
khz = per_cpu(samples.khz, cpu);
if (khz)
diff --git a/arch/x86/kernel/cpu/bugs.c b/arch/x86/kernel/cpu/bugs.c
index 0af86d9242da..ba0b2424c9b0 100644
--- a/arch/x86/kernel/cpu/bugs.c
+++ b/arch/x86/kernel/cpu/bugs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1994 Linus Torvalds
*
diff --git a/arch/x86/kernel/cpu/centaur.c b/arch/x86/kernel/cpu/centaur.c
index 44207b71fee1..68bc6d9b3132 100644
--- a/arch/x86/kernel/cpu/centaur.c
+++ b/arch/x86/kernel/cpu/centaur.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/sched.h>
#include <linux/sched/clock.h>
diff --git a/arch/x86/kernel/cpu/cpu.h b/arch/x86/kernel/cpu/cpu.h
index 2584265d4745..f52a370b6c00 100644
--- a/arch/x86/kernel/cpu/cpu.h
+++ b/arch/x86/kernel/cpu/cpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ARCH_X86_CPU_H
#define ARCH_X86_CPU_H
diff --git a/arch/x86/kernel/cpu/cyrix.c b/arch/x86/kernel/cpu/cyrix.c
index 6f077445647a..6b4bb335641f 100644
--- a/arch/x86/kernel/cpu/cyrix.c
+++ b/arch/x86/kernel/cpu/cyrix.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/bitops.h>
#include <linux/delay.h>
#include <linux/pci.h>
diff --git a/arch/x86/kernel/cpu/intel.c b/arch/x86/kernel/cpu/intel.c
index dfa90a3a5145..b720dacac051 100644
--- a/arch/x86/kernel/cpu/intel.c
+++ b/arch/x86/kernel/cpu/intel.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/string.h>
diff --git a/arch/x86/kernel/cpu/intel_cacheinfo.c b/arch/x86/kernel/cpu/intel_cacheinfo.c
index 24f749324c0f..54d04d574148 100644
--- a/arch/x86/kernel/cpu/intel_cacheinfo.c
+++ b/arch/x86/kernel/cpu/intel_cacheinfo.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Routines to identify caches on Intel CPU.
*
@@ -831,7 +832,6 @@ static int __cache_amd_cpumap_setup(unsigned int cpu, int index,
} else if (boot_cpu_has(X86_FEATURE_TOPOEXT)) {
unsigned int apicid, nshared, first, last;
- this_leaf = this_cpu_ci->info_list + index;
nshared = base->eax.split.num_threads_sharing + 1;
apicid = cpu_data(cpu).apicid;
first = apicid - (apicid % nshared);
diff --git a/arch/x86/kernel/cpu/intel_rdt.h b/arch/x86/kernel/cpu/intel_rdt.h
index ebaddaeef023..a43a72d8e88e 100644
--- a/arch/x86/kernel/cpu/intel_rdt.h
+++ b/arch/x86/kernel/cpu/intel_rdt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_INTEL_RDT_H
#define _ASM_X86_INTEL_RDT_H
diff --git a/arch/x86/kernel/cpu/match.c b/arch/x86/kernel/cpu/match.c
index e42117d5f4d7..3fed38812eea 100644
--- a/arch/x86/kernel/cpu/match.c
+++ b/arch/x86/kernel/cpu/match.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <asm/cpu_device_id.h>
#include <asm/cpufeature.h>
#include <linux/cpu.h>
diff --git a/arch/x86/kernel/cpu/mcheck/Makefile b/arch/x86/kernel/cpu/mcheck/Makefile
index 43051f0777d4..bcc7c54c7041 100644
--- a/arch/x86/kernel/cpu/mcheck/Makefile
+++ b/arch/x86/kernel/cpu/mcheck/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y = mce.o mce-severity.o mce-genpool.o
obj-$(CONFIG_X86_ANCIENT_MCE) += winchip.o p5.o
diff --git a/arch/x86/kernel/cpu/mcheck/dev-mcelog.c b/arch/x86/kernel/cpu/mcheck/dev-mcelog.c
index 10cec43aac38..7f85b76f43bc 100644
--- a/arch/x86/kernel/cpu/mcheck/dev-mcelog.c
+++ b/arch/x86/kernel/cpu/mcheck/dev-mcelog.c
@@ -24,14 +24,6 @@ static DEFINE_MUTEX(mce_chrdev_read_mutex);
static char mce_helper[128];
static char *mce_helper_argv[2] = { mce_helper, NULL };
-#define mce_log_get_idx_check(p) \
-({ \
- RCU_LOCKDEP_WARN(!rcu_read_lock_sched_held() && \
- !lockdep_is_held(&mce_chrdev_read_mutex), \
- "suspicious mce_log_get_idx_check() usage"); \
- smp_load_acquire(&(p)); \
-})
-
/*
* Lockless MCE logging infrastructure.
* This avoids deadlocks on printk locks without having to break locks. Also
@@ -53,43 +45,32 @@ static int dev_mce_log(struct notifier_block *nb, unsigned long val,
void *data)
{
struct mce *mce = (struct mce *)data;
- unsigned int next, entry;
-
- wmb();
- for (;;) {
- entry = mce_log_get_idx_check(mcelog.next);
- for (;;) {
-
- /*
- * When the buffer fills up discard new entries.
- * Assume that the earlier errors are the more
- * interesting ones:
- */
- if (entry >= MCE_LOG_LEN) {
- set_bit(MCE_OVERFLOW,
- (unsigned long *)&mcelog.flags);
- return NOTIFY_OK;
- }
- /* Old left over entry. Skip: */
- if (mcelog.entry[entry].finished) {
- entry++;
- continue;
- }
- break;
- }
- smp_rmb();
- next = entry + 1;
- if (cmpxchg(&mcelog.next, entry, next) == entry)
- break;
+ unsigned int entry;
+
+ mutex_lock(&mce_chrdev_read_mutex);
+
+ entry = mcelog.next;
+
+ /*
+ * When the buffer fills up discard new entries. Assume that the
+ * earlier errors are the more interesting ones:
+ */
+ if (entry >= MCE_LOG_LEN) {
+ set_bit(MCE_OVERFLOW, (unsigned long *)&mcelog.flags);
+ goto unlock;
}
+
+ mcelog.next = entry + 1;
+
memcpy(mcelog.entry + entry, mce, sizeof(struct mce));
- wmb();
mcelog.entry[entry].finished = 1;
- wmb();
/* wake processes polling /dev/mcelog */
wake_up_interruptible(&mce_chrdev_wait);
+unlock:
+ mutex_unlock(&mce_chrdev_read_mutex);
+
return NOTIFY_OK;
}
@@ -177,13 +158,6 @@ static int mce_chrdev_release(struct inode *inode, struct file *file)
return 0;
}
-static void collect_tscs(void *data)
-{
- unsigned long *cpu_tsc = (unsigned long *)data;
-
- cpu_tsc[smp_processor_id()] = rdtsc();
-}
-
static int mce_apei_read_done;
/* Collect MCE record of previous boot in persistent storage via APEI ERST. */
@@ -231,14 +205,9 @@ static ssize_t mce_chrdev_read(struct file *filp, char __user *ubuf,
size_t usize, loff_t *off)
{
char __user *buf = ubuf;
- unsigned long *cpu_tsc;
- unsigned prev, next;
+ unsigned next;
int i, err;
- cpu_tsc = kmalloc(nr_cpu_ids * sizeof(long), GFP_KERNEL);
- if (!cpu_tsc)
- return -ENOMEM;
-
mutex_lock(&mce_chrdev_read_mutex);
if (!mce_apei_read_done) {
@@ -247,65 +216,29 @@ static ssize_t mce_chrdev_read(struct file *filp, char __user *ubuf,
goto out;
}
- next = mce_log_get_idx_check(mcelog.next);
-
/* Only supports full reads right now */
err = -EINVAL;
if (*off != 0 || usize < MCE_LOG_LEN*sizeof(struct mce))
goto out;
+ next = mcelog.next;
err = 0;
- prev = 0;
- do {
- for (i = prev; i < next; i++) {
- unsigned long start = jiffies;
- struct mce *m = &mcelog.entry[i];
-
- while (!m->finished) {
- if (time_after_eq(jiffies, start + 2)) {
- memset(m, 0, sizeof(*m));
- goto timeout;
- }
- cpu_relax();
- }
- smp_rmb();
- err |= copy_to_user(buf, m, sizeof(*m));
- buf += sizeof(*m);
-timeout:
- ;
- }
-
- memset(mcelog.entry + prev, 0,
- (next - prev) * sizeof(struct mce));
- prev = next;
- next = cmpxchg(&mcelog.next, prev, 0);
- } while (next != prev);
-
- synchronize_sched();
- /*
- * Collect entries that were still getting written before the
- * synchronize.
- */
- on_each_cpu(collect_tscs, cpu_tsc, 1);
-
- for (i = next; i < MCE_LOG_LEN; i++) {
+ for (i = 0; i < next; i++) {
struct mce *m = &mcelog.entry[i];
- if (m->finished && m->tsc < cpu_tsc[m->cpu]) {
- err |= copy_to_user(buf, m, sizeof(*m));
- smp_rmb();
- buf += sizeof(*m);
- memset(m, 0, sizeof(*m));
- }
+ err |= copy_to_user(buf, m, sizeof(*m));
+ buf += sizeof(*m);
}
+ memset(mcelog.entry, 0, next * sizeof(struct mce));
+ mcelog.next = 0;
+
if (err)
err = -EFAULT;
out:
mutex_unlock(&mce_chrdev_read_mutex);
- kfree(cpu_tsc);
return err ? err : buf - ubuf;
}
diff --git a/arch/x86/kernel/cpu/mcheck/mce-internal.h b/arch/x86/kernel/cpu/mcheck/mce-internal.h
index 098530a93bb7..aa0d5df9dc60 100644
--- a/arch/x86/kernel/cpu/mcheck/mce-internal.h
+++ b/arch/x86/kernel/cpu/mcheck/mce-internal.h
@@ -1,3 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __X86_MCE_INTERNAL_H__
+#define __X86_MCE_INTERNAL_H__
+
#include <linux/device.h>
#include <asm/mce.h>
@@ -108,3 +112,7 @@ static inline void mce_work_trigger(void) { }
static inline void mce_register_injector_chain(struct notifier_block *nb) { }
static inline void mce_unregister_injector_chain(struct notifier_block *nb) { }
#endif
+
+extern struct mca_config mca_cfg;
+
+#endif /* __X86_MCE_INTERNAL_H__ */
diff --git a/arch/x86/kernel/cpu/mcheck/mce_amd.c b/arch/x86/kernel/cpu/mcheck/mce_amd.c
index 40e28ed77fbf..486f640b02ef 100644
--- a/arch/x86/kernel/cpu/mcheck/mce_amd.c
+++ b/arch/x86/kernel/cpu/mcheck/mce_amd.c
@@ -28,6 +28,8 @@
#include <asm/msr.h>
#include <asm/trace/irq_vectors.h>
+#include "mce-internal.h"
+
#define NR_BLOCKS 5
#define THRESHOLD_MAX 0xFFF
#define INT_TYPE_APIC 0x00020000
diff --git a/arch/x86/kernel/cpu/mcheck/mce_intel.c b/arch/x86/kernel/cpu/mcheck/mce_intel.c
index e84db79ef272..d05be307d081 100644
--- a/arch/x86/kernel/cpu/mcheck/mce_intel.c
+++ b/arch/x86/kernel/cpu/mcheck/mce_intel.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Intel specific MCE features.
* Copyright 2004 Zwane Mwaikambo <zwane@linuxpower.ca>
diff --git a/arch/x86/kernel/cpu/mcheck/p5.c b/arch/x86/kernel/cpu/mcheck/p5.c
index 2a0717bf8033..5cddf831720f 100644
--- a/arch/x86/kernel/cpu/mcheck/p5.c
+++ b/arch/x86/kernel/cpu/mcheck/p5.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* P5 specific Machine Check Exception Reporting
* (C) Copyright 2002 Alan Cox <alan@lxorguk.ukuu.org.uk>
diff --git a/arch/x86/kernel/cpu/mcheck/threshold.c b/arch/x86/kernel/cpu/mcheck/threshold.c
index 5e7249e42f8f..2b584b319eff 100644
--- a/arch/x86/kernel/cpu/mcheck/threshold.c
+++ b/arch/x86/kernel/cpu/mcheck/threshold.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Common corrected MCE threshold handler code:
*/
diff --git a/arch/x86/kernel/cpu/mcheck/winchip.c b/arch/x86/kernel/cpu/mcheck/winchip.c
index c6a722e1d011..3b45b270a865 100644
--- a/arch/x86/kernel/cpu/mcheck/winchip.c
+++ b/arch/x86/kernel/cpu/mcheck/winchip.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* IDT Winchip specific Machine Check Exception Reporting
* (C) Copyright 2002 Alan Cox <alan@lxorguk.ukuu.org.uk>
diff --git a/arch/x86/kernel/cpu/microcode/core.c b/arch/x86/kernel/cpu/microcode/core.c
index 86e8f0b2537b..c4fa4a85d4cb 100644
--- a/arch/x86/kernel/cpu/microcode/core.c
+++ b/arch/x86/kernel/cpu/microcode/core.c
@@ -122,9 +122,6 @@ static bool __init check_loader_disabled_bsp(void)
bool *res = &dis_ucode_ldr;
#endif
- if (!have_cpuid_p())
- return *res;
-
/*
* CPUID(1).ECX[31]: reserved for hypervisor use. This is still not
* completely accurate as xen pv guests don't see that CPUID bit set but
@@ -166,24 +163,36 @@ bool get_builtin_firmware(struct cpio_data *cd, const char *name)
void __init load_ucode_bsp(void)
{
unsigned int cpuid_1_eax;
+ bool intel = true;
- if (check_loader_disabled_bsp())
+ if (!have_cpuid_p())
return;
cpuid_1_eax = native_cpuid_eax(1);
switch (x86_cpuid_vendor()) {
case X86_VENDOR_INTEL:
- if (x86_family(cpuid_1_eax) >= 6)
- load_ucode_intel_bsp();
+ if (x86_family(cpuid_1_eax) < 6)
+ return;
break;
+
case X86_VENDOR_AMD:
- if (x86_family(cpuid_1_eax) >= 0x10)
- load_ucode_amd_bsp(cpuid_1_eax);
+ if (x86_family(cpuid_1_eax) < 0x10)
+ return;
+ intel = false;
break;
+
default:
- break;
+ return;
}
+
+ if (check_loader_disabled_bsp())
+ return;
+
+ if (intel)
+ load_ucode_intel_bsp();
+ else
+ load_ucode_amd_bsp(cpuid_1_eax);
}
static bool check_loader_disabled_ap(void)
diff --git a/arch/x86/kernel/cpu/microcode/intel.c b/arch/x86/kernel/cpu/microcode/intel.c
index 8f7a9bbad514..7dbcb7adf797 100644
--- a/arch/x86/kernel/cpu/microcode/intel.c
+++ b/arch/x86/kernel/cpu/microcode/intel.c
@@ -34,6 +34,7 @@
#include <linux/mm.h>
#include <asm/microcode_intel.h>
+#include <asm/intel-family.h>
#include <asm/processor.h>
#include <asm/tlbflush.h>
#include <asm/setup.h>
@@ -918,6 +919,18 @@ static int get_ucode_fw(void *to, const void *from, size_t n)
return 0;
}
+static bool is_blacklisted(unsigned int cpu)
+{
+ struct cpuinfo_x86 *c = &cpu_data(cpu);
+
+ if (c->x86 == 6 && c->x86_model == INTEL_FAM6_BROADWELL_X) {
+ pr_err_once("late loading on model 79 is disabled.\n");
+ return true;
+ }
+
+ return false;
+}
+
static enum ucode_state request_microcode_fw(int cpu, struct device *device,
bool refresh_fw)
{
@@ -926,6 +939,9 @@ static enum ucode_state request_microcode_fw(int cpu, struct device *device,
const struct firmware *firmware;
enum ucode_state ret;
+ if (is_blacklisted(cpu))
+ return UCODE_NFOUND;
+
sprintf(name, "intel-ucode/%02x-%02x-%02x",
c->x86, c->x86_model, c->x86_mask);
@@ -950,6 +966,9 @@ static int get_ucode_user(void *to, const void *from, size_t n)
static enum ucode_state
request_microcode_user(int cpu, const void __user *buf, size_t size)
{
+ if (is_blacklisted(cpu))
+ return UCODE_NFOUND;
+
return generic_load_microcode(cpu, (void *)buf, size, &get_ucode_user);
}
diff --git a/arch/x86/kernel/cpu/mkcapflags.sh b/arch/x86/kernel/cpu/mkcapflags.sh
index 6988c74409a8..d0dfb892c72f 100644
--- a/arch/x86/kernel/cpu/mkcapflags.sh
+++ b/arch/x86/kernel/cpu/mkcapflags.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
#
# Generate the x86_cap/bug_flags[] arrays from include/asm/cpufeatures.h
#
diff --git a/arch/x86/kernel/cpu/mtrr/amd.c b/arch/x86/kernel/cpu/mtrr/amd.c
index 92ba9cd31c9a..a65a0272096d 100644
--- a/arch/x86/kernel/cpu/mtrr/amd.c
+++ b/arch/x86/kernel/cpu/mtrr/amd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/mm.h>
#include <asm/mtrr.h>
diff --git a/arch/x86/kernel/cpu/mtrr/centaur.c b/arch/x86/kernel/cpu/mtrr/centaur.c
index 3d689937fc1b..f27177816569 100644
--- a/arch/x86/kernel/cpu/mtrr/centaur.c
+++ b/arch/x86/kernel/cpu/mtrr/centaur.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/mm.h>
diff --git a/arch/x86/kernel/cpu/mtrr/cyrix.c b/arch/x86/kernel/cpu/mtrr/cyrix.c
index b1086f79e57e..4296c702a3f7 100644
--- a/arch/x86/kernel/cpu/mtrr/cyrix.c
+++ b/arch/x86/kernel/cpu/mtrr/cyrix.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/io.h>
#include <linux/mm.h>
diff --git a/arch/x86/kernel/cpu/mtrr/if.c b/arch/x86/kernel/cpu/mtrr/if.c
index 6d9b45549109..558444b23923 100644
--- a/arch/x86/kernel/cpu/mtrr/if.c
+++ b/arch/x86/kernel/cpu/mtrr/if.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/capability.h>
#include <linux/seq_file.h>
#include <linux/uaccess.h>
diff --git a/arch/x86/kernel/cpu/mtrr/mtrr.h b/arch/x86/kernel/cpu/mtrr/mtrr.h
index ad8bd763efa5..2ac99e561181 100644
--- a/arch/x86/kernel/cpu/mtrr/mtrr.h
+++ b/arch/x86/kernel/cpu/mtrr/mtrr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* local MTRR defines.
*/
diff --git a/arch/x86/kernel/cpu/perfctr-watchdog.c b/arch/x86/kernel/cpu/perfctr-watchdog.c
index 181eabecae25..d389083330c5 100644
--- a/arch/x86/kernel/cpu/perfctr-watchdog.c
+++ b/arch/x86/kernel/cpu/perfctr-watchdog.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* local apic based NMI watchdog for various CPUs.
*
diff --git a/arch/x86/kernel/cpu/powerflags.c b/arch/x86/kernel/cpu/powerflags.c
index 1dd8294fd730..fd6ec2aa0303 100644
--- a/arch/x86/kernel/cpu/powerflags.c
+++ b/arch/x86/kernel/cpu/powerflags.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Strings for the various x86 power flags
*
diff --git a/arch/x86/kernel/cpu/proc.c b/arch/x86/kernel/cpu/proc.c
index 218f79825b3c..4378a729b933 100644
--- a/arch/x86/kernel/cpu/proc.c
+++ b/arch/x86/kernel/cpu/proc.c
@@ -1,7 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/smp.h>
#include <linux/timex.h>
#include <linux/string.h>
#include <linux/seq_file.h>
+#include <linux/cpufreq.h>
/*
* Get CPU information for use by the procfs.
@@ -75,9 +77,16 @@ static int show_cpuinfo(struct seq_file *m, void *v)
if (c->microcode)
seq_printf(m, "microcode\t: 0x%x\n", c->microcode);
- if (cpu_has(c, X86_FEATURE_TSC))
+ if (cpu_has(c, X86_FEATURE_TSC)) {
+ unsigned int freq = arch_freq_get_on_cpu(cpu);
+
+ if (!freq)
+ freq = cpufreq_quick_get(cpu);
+ if (!freq)
+ freq = cpu_khz;
seq_printf(m, "cpu MHz\t\t: %u.%03u\n",
- cpu_khz / 1000, (cpu_khz % 1000));
+ freq / 1000, (freq % 1000));
+ }
/* Cache size */
if (c->x86_cache_size >= 0)
diff --git a/arch/x86/kernel/cpu/topology.c b/arch/x86/kernel/cpu/topology.c
index cd531355e838..b099024d339c 100644
--- a/arch/x86/kernel/cpu/topology.c
+++ b/arch/x86/kernel/cpu/topology.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Check for extended topology enumeration cpuid leaf 0xb and if it
* exists, use it for populating initial_apicid and cpu topology
diff --git a/arch/x86/kernel/cpu/transmeta.c b/arch/x86/kernel/cpu/transmeta.c
index d77d07ab310b..42c939827621 100644
--- a/arch/x86/kernel/cpu/transmeta.c
+++ b/arch/x86/kernel/cpu/transmeta.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/sched/clock.h>
diff --git a/arch/x86/kernel/cpu/umc.c b/arch/x86/kernel/cpu/umc.c
index ef9c2a0078bd..65a58a390fc3 100644
--- a/arch/x86/kernel/cpu/umc.c
+++ b/arch/x86/kernel/cpu/umc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <asm/processor.h>
#include "cpu.h"
diff --git a/arch/x86/kernel/crash_dump_32.c b/arch/x86/kernel/crash_dump_32.c
index 538fedea9b3f..33ee47670b99 100644
--- a/arch/x86/kernel/crash_dump_32.c
+++ b/arch/x86/kernel/crash_dump_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Memory preserving reboot related code.
*
diff --git a/arch/x86/kernel/crash_dump_64.c b/arch/x86/kernel/crash_dump_64.c
index afa64adb75ee..4f2e0778feac 100644
--- a/arch/x86/kernel/crash_dump_64.c
+++ b/arch/x86/kernel/crash_dump_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Memory preserving reboot related code.
*
diff --git a/arch/x86/kernel/devicetree.c b/arch/x86/kernel/devicetree.c
index cbf1f6ba39a8..76e07698e6d1 100644
--- a/arch/x86/kernel/devicetree.c
+++ b/arch/x86/kernel/devicetree.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Architecture specific OF callbacks.
*/
diff --git a/arch/x86/kernel/doublefault.c b/arch/x86/kernel/doublefault.c
index f9c324e08d85..0e662c55ae90 100644
--- a/arch/x86/kernel/doublefault.c
+++ b/arch/x86/kernel/doublefault.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/mm.h>
#include <linux/sched.h>
#include <linux/sched/debug.h>
diff --git a/arch/x86/kernel/dumpstack_32.c b/arch/x86/kernel/dumpstack_32.c
index 4f0481474903..daefae83a3aa 100644
--- a/arch/x86/kernel/dumpstack_32.c
+++ b/arch/x86/kernel/dumpstack_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1991, 1992 Linus Torvalds
* Copyright (C) 2000, 2001, 2002 Andi Kleen, SuSE Labs
diff --git a/arch/x86/kernel/dumpstack_64.c b/arch/x86/kernel/dumpstack_64.c
index 225af4184f06..88ce2ffdb110 100644
--- a/arch/x86/kernel/dumpstack_64.c
+++ b/arch/x86/kernel/dumpstack_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1991, 1992 Linus Torvalds
* Copyright (C) 2000, 2001, 2002 Andi Kleen, SuSE Labs
diff --git a/arch/x86/kernel/early-quirks.c b/arch/x86/kernel/early-quirks.c
index 927abeaf63e2..1e82f787c160 100644
--- a/arch/x86/kernel/early-quirks.c
+++ b/arch/x86/kernel/early-quirks.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Various workarounds for chipset bugs.
This code runs very early and can't use the regular PCI subsystem
The entries are keyed to PCI bridges which usually identify chipsets
diff --git a/arch/x86/kernel/early_printk.c b/arch/x86/kernel/early_printk.c
index 0f0840304452..5e801c8c8ce7 100644
--- a/arch/x86/kernel/early_printk.c
+++ b/arch/x86/kernel/early_printk.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/console.h>
#include <linux/kernel.h>
#include <linux/init.h>
diff --git a/arch/x86/kernel/ebda.c b/arch/x86/kernel/ebda.c
index 4312f8ae71b7..38e7d597b660 100644
--- a/arch/x86/kernel/ebda.c
+++ b/arch/x86/kernel/ebda.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/memblock.h>
diff --git a/arch/x86/kernel/fpu/bugs.c b/arch/x86/kernel/fpu/bugs.c
index d913047f832c..2954fab15e51 100644
--- a/arch/x86/kernel/fpu/bugs.c
+++ b/arch/x86/kernel/fpu/bugs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* x86 FPU bug checks:
*/
diff --git a/arch/x86/kernel/fpu/regset.c b/arch/x86/kernel/fpu/regset.c
index 3ea151372389..bc02f5144b95 100644
--- a/arch/x86/kernel/fpu/regset.c
+++ b/arch/x86/kernel/fpu/regset.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* FPU register's regset abstraction, for ptrace, core dumps, etc.
*/
diff --git a/arch/x86/kernel/fpu/signal.c b/arch/x86/kernel/fpu/signal.c
index fb639e70048f..23f1691670b6 100644
--- a/arch/x86/kernel/fpu/signal.c
+++ b/arch/x86/kernel/fpu/signal.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* FPU signal frame handling routines.
*/
diff --git a/arch/x86/kernel/ftrace.c b/arch/x86/kernel/ftrace.c
index 9bef1bbeba63..01ebcb6f263e 100644
--- a/arch/x86/kernel/ftrace.c
+++ b/arch/x86/kernel/ftrace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Dynamic function tracing support.
*
diff --git a/arch/x86/kernel/ftrace_32.S b/arch/x86/kernel/ftrace_32.S
index 722a145b4139..b6c6468e10bc 100644
--- a/arch/x86/kernel/ftrace_32.S
+++ b/arch/x86/kernel/ftrace_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2017 Steven Rostedt, VMware Inc.
*/
diff --git a/arch/x86/kernel/ftrace_64.S b/arch/x86/kernel/ftrace_64.S
index 1dfac634bbf7..c832291d948a 100644
--- a/arch/x86/kernel/ftrace_64.S
+++ b/arch/x86/kernel/ftrace_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2014 Steven Rostedt, Red Hat Inc
*/
diff --git a/arch/x86/kernel/head32.c b/arch/x86/kernel/head32.c
index cf2ce063f65a..ec6fefbfd3c0 100644
--- a/arch/x86/kernel/head32.c
+++ b/arch/x86/kernel/head32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/i386/kernel/head32.c -- prepare to run common code
*
@@ -30,10 +31,11 @@ static void __init i386_default_early_setup(void)
asmlinkage __visible void __init i386_start_kernel(void)
{
- cr4_init_shadow();
-
+ /* Make sure IDT is set up before any exception happens */
idt_setup_early_handler();
+ cr4_init_shadow();
+
sanitize_boot_params(&boot_params);
x86_early_init_platform_quirks();
diff --git a/arch/x86/kernel/head64.c b/arch/x86/kernel/head64.c
index bab4fa579450..6a5d757b9cfd 100644
--- a/arch/x86/kernel/head64.c
+++ b/arch/x86/kernel/head64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* prepare to run common code
*
diff --git a/arch/x86/kernel/head_32.S b/arch/x86/kernel/head_32.S
index 9ed3074d0d27..f1d528bb66a6 100644
--- a/arch/x86/kernel/head_32.S
+++ b/arch/x86/kernel/head_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
*
* Copyright (C) 1991, 1992 Linus Torvalds
diff --git a/arch/x86/kernel/head_64.S b/arch/x86/kernel/head_64.S
index 513cbb012ecc..6dde3f3fc1f8 100644
--- a/arch/x86/kernel/head_64.S
+++ b/arch/x86/kernel/head_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/x86/kernel/head_64.S -- start in 32bit and switch to 64bit
*
diff --git a/arch/x86/kernel/i8253.c b/arch/x86/kernel/i8253.c
index 6ebe00cb4a3b..0d307a657abb 100644
--- a/arch/x86/kernel/i8253.c
+++ b/arch/x86/kernel/i8253.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* 8253/PIT functions
*
diff --git a/arch/x86/kernel/i8259.c b/arch/x86/kernel/i8259.c
index 317c5b38a318..86c4439f9d74 100644
--- a/arch/x86/kernel/i8259.c
+++ b/arch/x86/kernel/i8259.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/linkage.h>
#include <linux/errno.h>
#include <linux/signal.h>
diff --git a/arch/x86/kernel/io_delay.c b/arch/x86/kernel/io_delay.c
index 7ebcc4a74438..805b7a341aca 100644
--- a/arch/x86/kernel/io_delay.c
+++ b/arch/x86/kernel/io_delay.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* I/O delay strategies for inb_p/outb_p
*
diff --git a/arch/x86/kernel/ioport.c b/arch/x86/kernel/ioport.c
index 9c3cf0944bce..3feb648781c4 100644
--- a/arch/x86/kernel/ioport.c
+++ b/arch/x86/kernel/ioport.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This contains the io-permission bitmap code - written by obz, with changes
* by Linus. 32/64 bits code unification by Miguel Botón.
diff --git a/arch/x86/kernel/irq_32.c b/arch/x86/kernel/irq_32.c
index d4eb450144fd..a83b3346a0e1 100644
--- a/arch/x86/kernel/irq_32.c
+++ b/arch/x86/kernel/irq_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1992, 1998 Linus Torvalds, Ingo Molnar
*
diff --git a/arch/x86/kernel/irq_64.c b/arch/x86/kernel/irq_64.c
index 3be74fbdeff2..020efbf5786b 100644
--- a/arch/x86/kernel/irq_64.c
+++ b/arch/x86/kernel/irq_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1992, 1998 Linus Torvalds, Ingo Molnar
*
diff --git a/arch/x86/kernel/irq_work.c b/arch/x86/kernel/irq_work.c
index 70dee056f92b..80bee7695a20 100644
--- a/arch/x86/kernel/irq_work.c
+++ b/arch/x86/kernel/irq_work.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* x86 specific code for irq_work
*
diff --git a/arch/x86/kernel/irqinit.c b/arch/x86/kernel/irqinit.c
index c7fb57505f2d..8da3e909e967 100644
--- a/arch/x86/kernel/irqinit.c
+++ b/arch/x86/kernel/irqinit.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/linkage.h>
#include <linux/errno.h>
#include <linux/signal.h>
diff --git a/arch/x86/kernel/jump_label.c b/arch/x86/kernel/jump_label.c
index ab4f491da2a9..e56c95be2808 100644
--- a/arch/x86/kernel/jump_label.c
+++ b/arch/x86/kernel/jump_label.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* jump label x86 support
*
diff --git a/arch/x86/kernel/kprobes/common.h b/arch/x86/kernel/kprobes/common.h
index db2182d63ed0..615105cf7d58 100644
--- a/arch/x86/kernel/kprobes/common.h
+++ b/arch/x86/kernel/kprobes/common.h
@@ -1,8 +1,18 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __X86_KERNEL_KPROBES_COMMON_H
#define __X86_KERNEL_KPROBES_COMMON_H
/* Kprobes and Optprobes common header */
+#include <asm/asm.h>
+
+#ifdef CONFIG_FRAME_POINTER
+# define SAVE_RBP_STRING " push %" _ASM_BP "\n" \
+ " mov %" _ASM_SP ", %" _ASM_BP "\n"
+#else
+# define SAVE_RBP_STRING " push %" _ASM_BP "\n"
+#endif
+
#ifdef CONFIG_X86_64
#define SAVE_REGS_STRING \
/* Skip cs, ip, orig_ax. */ \
@@ -17,7 +27,7 @@
" pushq %r10\n" \
" pushq %r11\n" \
" pushq %rbx\n" \
- " pushq %rbp\n" \
+ SAVE_RBP_STRING \
" pushq %r12\n" \
" pushq %r13\n" \
" pushq %r14\n" \
@@ -48,7 +58,7 @@
" pushl %es\n" \
" pushl %ds\n" \
" pushl %eax\n" \
- " pushl %ebp\n" \
+ SAVE_RBP_STRING \
" pushl %edi\n" \
" pushl %esi\n" \
" pushl %edx\n" \
diff --git a/arch/x86/kernel/kprobes/core.c b/arch/x86/kernel/kprobes/core.c
index f0153714ddac..0742491cbb73 100644
--- a/arch/x86/kernel/kprobes/core.c
+++ b/arch/x86/kernel/kprobes/core.c
@@ -1080,8 +1080,6 @@ int setjmp_pre_handler(struct kprobe *p, struct pt_regs *regs)
* raw stack chunk with redzones:
*/
__memcpy(kcb->jprobes_stack, (kprobe_opcode_t *)addr, MIN_STACK_SIZE(addr));
- regs->flags &= ~X86_EFLAGS_IF;
- trace_hardirqs_off();
regs->ip = (unsigned long)(jp->entry);
/*
diff --git a/arch/x86/kernel/kvmclock.c b/arch/x86/kernel/kvmclock.c
index d88967659098..5b609e28ce3f 100644
--- a/arch/x86/kernel/kvmclock.c
+++ b/arch/x86/kernel/kvmclock.c
@@ -79,7 +79,7 @@ static void kvm_get_wallclock(struct timespec *now)
static int kvm_set_wallclock(const struct timespec *now)
{
- return -1;
+ return -ENODEV;
}
static u64 kvm_clock_read(void)
diff --git a/arch/x86/kernel/ldt.c b/arch/x86/kernel/ldt.c
index f0e64db18ac8..4d17bacf4030 100644
--- a/arch/x86/kernel/ldt.c
+++ b/arch/x86/kernel/ldt.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1992 Krishna Balasubramanian and Linus Torvalds
* Copyright (C) 1999 Ingo Molnar <mingo@redhat.com>
diff --git a/arch/x86/kernel/mmconf-fam10h_64.c b/arch/x86/kernel/mmconf-fam10h_64.c
index f4c886d9165c..b5cb49e57df8 100644
--- a/arch/x86/kernel/mmconf-fam10h_64.c
+++ b/arch/x86/kernel/mmconf-fam10h_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* AMD Family 10h mmconfig enablement
*/
diff --git a/arch/x86/kernel/module.c b/arch/x86/kernel/module.c
index 62e7d70aadd5..da0c160e5589 100644
--- a/arch/x86/kernel/module.c
+++ b/arch/x86/kernel/module.c
@@ -172,19 +172,27 @@ int apply_relocate_add(Elf64_Shdr *sechdrs,
case R_X86_64_NONE:
break;
case R_X86_64_64:
+ if (*(u64 *)loc != 0)
+ goto invalid_relocation;
*(u64 *)loc = val;
break;
case R_X86_64_32:
+ if (*(u32 *)loc != 0)
+ goto invalid_relocation;
*(u32 *)loc = val;
if (val != *(u32 *)loc)
goto overflow;
break;
case R_X86_64_32S:
+ if (*(s32 *)loc != 0)
+ goto invalid_relocation;
*(s32 *)loc = val;
if ((s64)val != *(s32 *)loc)
goto overflow;
break;
case R_X86_64_PC32:
+ if (*(u32 *)loc != 0)
+ goto invalid_relocation;
val -= (u64)loc;
*(u32 *)loc = val;
#if 0
@@ -200,6 +208,11 @@ int apply_relocate_add(Elf64_Shdr *sechdrs,
}
return 0;
+invalid_relocation:
+ pr_err("x86/modules: Skipping invalid relocation target, existing value is nonzero for type %d, loc %p, val %Lx\n",
+ (int)ELF64_R_TYPE(rel[i].r_info), loc, val);
+ return -ENOEXEC;
+
overflow:
pr_err("overflow in relocation type %d val %Lx\n",
(int)ELF64_R_TYPE(rel[i].r_info), val);
diff --git a/arch/x86/kernel/mpparse.c b/arch/x86/kernel/mpparse.c
index 5cbb3177ed17..410c5dadcee3 100644
--- a/arch/x86/kernel/mpparse.c
+++ b/arch/x86/kernel/mpparse.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Intel Multiprocessor Specification 1.1 and 1.4
* compliant MP-table parsing routines.
diff --git a/arch/x86/kernel/nmi_selftest.c b/arch/x86/kernel/nmi_selftest.c
index d27f8d84c4ff..a1a96df3dff1 100644
--- a/arch/x86/kernel/nmi_selftest.c
+++ b/arch/x86/kernel/nmi_selftest.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/x86/kernel/nmi-selftest.c
*
diff --git a/arch/x86/kernel/paravirt-spinlocks.c b/arch/x86/kernel/paravirt-spinlocks.c
index 8f2d1c9d43a8..71f2d1125ec0 100644
--- a/arch/x86/kernel/paravirt-spinlocks.c
+++ b/arch/x86/kernel/paravirt-spinlocks.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Split spinlock implementation out into its own file, so it can be
* compiled in a FTRACE-compatible way.
diff --git a/arch/x86/kernel/paravirt_patch_32.c b/arch/x86/kernel/paravirt_patch_32.c
index 553acbbb4d32..758e69d72ebf 100644
--- a/arch/x86/kernel/paravirt_patch_32.c
+++ b/arch/x86/kernel/paravirt_patch_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <asm/paravirt.h>
DEF_NATIVE(pv_irq_ops, irq_disable, "cli");
diff --git a/arch/x86/kernel/paravirt_patch_64.c b/arch/x86/kernel/paravirt_patch_64.c
index 11aaf1eaa0e4..ac0be8283325 100644
--- a/arch/x86/kernel/paravirt_patch_64.c
+++ b/arch/x86/kernel/paravirt_patch_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <asm/paravirt.h>
#include <asm/asm-offsets.h>
#include <linux/stringify.h>
diff --git a/arch/x86/kernel/pci-dma.c b/arch/x86/kernel/pci-dma.c
index 0accc2404b92..599d7462eccc 100644
--- a/arch/x86/kernel/pci-dma.c
+++ b/arch/x86/kernel/pci-dma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/dma-mapping.h>
#include <linux/dma-debug.h>
#include <linux/dmar.h>
diff --git a/arch/x86/kernel/pci-iommu_table.c b/arch/x86/kernel/pci-iommu_table.c
index f712dfdf1357..4dfd90a75e63 100644
--- a/arch/x86/kernel/pci-iommu_table.c
+++ b/arch/x86/kernel/pci-iommu_table.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/dma-mapping.h>
#include <asm/iommu_table.h>
#include <linux/string.h>
diff --git a/arch/x86/kernel/pci-nommu.c b/arch/x86/kernel/pci-nommu.c
index 4fc3cb60ea11..b0caae27e1b7 100644
--- a/arch/x86/kernel/pci-nommu.c
+++ b/arch/x86/kernel/pci-nommu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Fallback functions when the main IOMMU code is not compiled in. This
code is roughly equivalent to i386. */
#include <linux/dma-mapping.h>
diff --git a/arch/x86/kernel/pci-swiotlb.c b/arch/x86/kernel/pci-swiotlb.c
index 677077510e30..53bd05ea90d8 100644
--- a/arch/x86/kernel/pci-swiotlb.c
+++ b/arch/x86/kernel/pci-swiotlb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Glue code to lib/swiotlb.c */
#include <linux/pci.h>
diff --git a/arch/x86/kernel/pcspeaker.c b/arch/x86/kernel/pcspeaker.c
index a311ffcaad16..da5190a1ea16 100644
--- a/arch/x86/kernel/pcspeaker.c
+++ b/arch/x86/kernel/pcspeaker.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/platform_device.h>
#include <linux/err.h>
#include <linux/init.h>
diff --git a/arch/x86/kernel/perf_regs.c b/arch/x86/kernel/perf_regs.c
index 587d887f7f17..e47b2dbbdef3 100644
--- a/arch/x86/kernel/perf_regs.c
+++ b/arch/x86/kernel/perf_regs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/sched.h>
diff --git a/arch/x86/kernel/platform-quirks.c b/arch/x86/kernel/platform-quirks.c
index 502a77d0adb0..39a59299bfa0 100644
--- a/arch/x86/kernel/platform-quirks.c
+++ b/arch/x86/kernel/platform-quirks.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/init.h>
diff --git a/arch/x86/kernel/pmem.c b/arch/x86/kernel/pmem.c
index 0c5315d322c8..3fe690067802 100644
--- a/arch/x86/kernel/pmem.c
+++ b/arch/x86/kernel/pmem.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2015, Christoph Hellwig.
* Copyright (c) 2015, Intel Corporation.
diff --git a/arch/x86/kernel/probe_roms.c b/arch/x86/kernel/probe_roms.c
index 963e3fb56437..ee0286390a4c 100644
--- a/arch/x86/kernel/probe_roms.c
+++ b/arch/x86/kernel/probe_roms.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/sched.h>
#include <linux/mm.h>
#include <linux/uaccess.h>
diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c
index bd6b85fac666..c67685337c5a 100644
--- a/arch/x86/kernel/process.c
+++ b/arch/x86/kernel/process.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/errno.h>
diff --git a/arch/x86/kernel/quirks.c b/arch/x86/kernel/quirks.c
index eaa591cfd98b..697a4ce04308 100644
--- a/arch/x86/kernel/quirks.c
+++ b/arch/x86/kernel/quirks.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This file contains work-arounds for x86 and x86_64 platform bugs.
*/
diff --git a/arch/x86/kernel/reboot.c b/arch/x86/kernel/reboot.c
index 54180fa6f66f..2126b9d27c34 100644
--- a/arch/x86/kernel/reboot.c
+++ b/arch/x86/kernel/reboot.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/export.h>
@@ -105,6 +106,10 @@ void __noreturn machine_real_restart(unsigned int type)
load_cr3(initial_page_table);
#else
write_cr3(real_mode_header->trampoline_pgd);
+
+ /* Exiting long mode will fail if CR4.PCIDE is set. */
+ if (static_cpu_has(X86_FEATURE_PCID))
+ cr4_clear_bits(X86_CR4_PCIDE);
#endif
/* Jump to the identity-mapped low memory code */
diff --git a/arch/x86/kernel/reboot_fixups_32.c b/arch/x86/kernel/reboot_fixups_32.c
index c8e41e90f59c..b7c0f142d026 100644
--- a/arch/x86/kernel/reboot_fixups_32.c
+++ b/arch/x86/kernel/reboot_fixups_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This is a good place to put board specific reboot fixups.
*
diff --git a/arch/x86/kernel/resource.c b/arch/x86/kernel/resource.c
index 5ab3895516ac..9b9fb7882c20 100644
--- a/arch/x86/kernel/resource.c
+++ b/arch/x86/kernel/resource.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ioport.h>
#include <asm/e820/api.h>
diff --git a/arch/x86/kernel/rtc.c b/arch/x86/kernel/rtc.c
index 5b21cb7d84d6..69ac9cb9cac6 100644
--- a/arch/x86/kernel/rtc.c
+++ b/arch/x86/kernel/rtc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* RTC related functions
*/
diff --git a/arch/x86/kernel/setup_percpu.c b/arch/x86/kernel/setup_percpu.c
index 28dafed6c682..497aa766fab3 100644
--- a/arch/x86/kernel/setup_percpu.c
+++ b/arch/x86/kernel/setup_percpu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/kernel.h>
diff --git a/arch/x86/kernel/signal.c b/arch/x86/kernel/signal.c
index 4e188fda5961..b9e00e8f1c9b 100644
--- a/arch/x86/kernel/signal.c
+++ b/arch/x86/kernel/signal.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1991, 1992 Linus Torvalds
* Copyright (C) 2000, 2001, 2002 Andi Kleen SuSE Labs
diff --git a/arch/x86/kernel/signal_compat.c b/arch/x86/kernel/signal_compat.c
index ab9feb5887b1..8c6da1a643da 100644
--- a/arch/x86/kernel/signal_compat.c
+++ b/arch/x86/kernel/signal_compat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/compat.h>
#include <linux/uaccess.h>
#include <linux/ptrace.h>
diff --git a/arch/x86/kernel/step.c b/arch/x86/kernel/step.c
index 5ee663836c08..60d2c3798ba2 100644
--- a/arch/x86/kernel/step.c
+++ b/arch/x86/kernel/step.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* x86 single-step support code, common to 32-bit and 64-bit.
*/
diff --git a/arch/x86/kernel/sys_x86_64.c b/arch/x86/kernel/sys_x86_64.c
index 73e4d28112f8..a63fe77b3217 100644
--- a/arch/x86/kernel/sys_x86_64.c
+++ b/arch/x86/kernel/sys_x86_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/errno.h>
#include <linux/sched.h>
#include <linux/sched/mm.h>
diff --git a/arch/x86/kernel/time.c b/arch/x86/kernel/time.c
index 3ceb834233c8..749d189f8cd4 100644
--- a/arch/x86/kernel/time.c
+++ b/arch/x86/kernel/time.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 1991,1992,1995 Linus Torvalds
* Copyright (c) 1994 Alan Modra
diff --git a/arch/x86/kernel/tls.c b/arch/x86/kernel/tls.c
index a106b9719c58..9a9c9b076955 100644
--- a/arch/x86/kernel/tls.c
+++ b/arch/x86/kernel/tls.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/sched.h>
diff --git a/arch/x86/kernel/trace_clock.c b/arch/x86/kernel/trace_clock.c
index 80bb24d9b880..b8e7abe00b06 100644
--- a/arch/x86/kernel/trace_clock.c
+++ b/arch/x86/kernel/trace_clock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* X86 trace clocks
*/
diff --git a/arch/x86/kernel/tracepoint.c b/arch/x86/kernel/tracepoint.c
index c6636d1f60b9..5bd30c442794 100644
--- a/arch/x86/kernel/tracepoint.c
+++ b/arch/x86/kernel/tracepoint.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Code for supporting irq vector tracepoints.
*
diff --git a/arch/x86/kernel/tsc_sync.c b/arch/x86/kernel/tsc_sync.c
index 7842371bc9e4..e76a9881306b 100644
--- a/arch/x86/kernel/tsc_sync.c
+++ b/arch/x86/kernel/tsc_sync.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* check TSC synchronization.
*
diff --git a/arch/x86/kernel/unwind_frame.c b/arch/x86/kernel/unwind_frame.c
index d145a0b1f529..3dc26f95d46e 100644
--- a/arch/x86/kernel/unwind_frame.c
+++ b/arch/x86/kernel/unwind_frame.c
@@ -44,7 +44,8 @@ static void unwind_dump(struct unwind_state *state)
state->stack_info.type, state->stack_info.next_sp,
state->stack_mask, state->graph_idx);
- for (sp = state->orig_sp; sp; sp = PTR_ALIGN(stack_info.next_sp, sizeof(long))) {
+ for (sp = PTR_ALIGN(state->orig_sp, sizeof(long)); sp;
+ sp = PTR_ALIGN(stack_info.next_sp, sizeof(long))) {
if (get_stack_info(sp, state->task, &stack_info, &visit_mask))
break;
@@ -174,6 +175,7 @@ static bool is_last_task_frame(struct unwind_state *state)
* This determines if the frame pointer actually contains an encoded pointer to
* pt_regs on the stack. See ENCODE_FRAME_POINTER.
*/
+#ifdef CONFIG_X86_64
static struct pt_regs *decode_frame_pointer(unsigned long *bp)
{
unsigned long regs = (unsigned long)bp;
@@ -183,6 +185,23 @@ static struct pt_regs *decode_frame_pointer(unsigned long *bp)
return (struct pt_regs *)(regs & ~0x1);
}
+#else
+static struct pt_regs *decode_frame_pointer(unsigned long *bp)
+{
+ unsigned long regs = (unsigned long)bp;
+
+ if (regs & 0x80000000)
+ return NULL;
+
+ return (struct pt_regs *)(regs | 0x80000000);
+}
+#endif
+
+#ifdef CONFIG_X86_32
+#define KERNEL_REGS_SIZE (sizeof(struct pt_regs) - 2*sizeof(long))
+#else
+#define KERNEL_REGS_SIZE (sizeof(struct pt_regs))
+#endif
static bool update_stack_state(struct unwind_state *state,
unsigned long *next_bp)
@@ -202,7 +221,7 @@ static bool update_stack_state(struct unwind_state *state,
regs = decode_frame_pointer(next_bp);
if (regs) {
frame = (unsigned long *)regs;
- len = regs_size(regs);
+ len = KERNEL_REGS_SIZE;
state->got_irq = true;
} else {
frame = next_bp;
@@ -226,6 +245,14 @@ static bool update_stack_state(struct unwind_state *state,
frame < prev_frame_end)
return false;
+ /*
+ * On 32-bit with user mode regs, make sure the last two regs are safe
+ * to access:
+ */
+ if (IS_ENABLED(CONFIG_X86_32) && regs && user_mode(regs) &&
+ !on_stack(info, frame, len + 2*sizeof(long)))
+ return false;
+
/* Move state to the next frame: */
if (regs) {
state->regs = regs;
@@ -328,6 +355,13 @@ bad_address:
state->regs->sp < (unsigned long)task_pt_regs(state->task))
goto the_end;
+ /*
+ * There are some known frame pointer issues on 32-bit. Disable
+ * unwinder warnings on 32-bit until it gets objtool support.
+ */
+ if (IS_ENABLED(CONFIG_X86_32))
+ goto the_end;
+
if (state->regs) {
printk_deferred_once(KERN_WARNING
"WARNING: kernel stack regs at %p in %s:%d has bad 'bp' value %p\n",
diff --git a/arch/x86/kernel/unwind_orc.c b/arch/x86/kernel/unwind_orc.c
index 570b70d3f604..b95007e7c1b3 100644
--- a/arch/x86/kernel/unwind_orc.c
+++ b/arch/x86/kernel/unwind_orc.c
@@ -86,8 +86,8 @@ static struct orc_entry *orc_find(unsigned long ip)
idx = (ip - LOOKUP_START_IP) / LOOKUP_BLOCK_SIZE;
if (unlikely((idx >= lookup_num_blocks-1))) {
- orc_warn("WARNING: bad lookup idx: idx=%u num=%u ip=%lx\n",
- idx, lookup_num_blocks, ip);
+ orc_warn("WARNING: bad lookup idx: idx=%u num=%u ip=%pB\n",
+ idx, lookup_num_blocks, (void *)ip);
return NULL;
}
@@ -96,8 +96,8 @@ static struct orc_entry *orc_find(unsigned long ip)
if (unlikely((__start_orc_unwind + start >= __stop_orc_unwind) ||
(__start_orc_unwind + stop > __stop_orc_unwind))) {
- orc_warn("WARNING: bad lookup value: idx=%u num=%u start=%u stop=%u ip=%lx\n",
- idx, lookup_num_blocks, start, stop, ip);
+ orc_warn("WARNING: bad lookup value: idx=%u num=%u start=%u stop=%u ip=%pB\n",
+ idx, lookup_num_blocks, start, stop, (void *)ip);
return NULL;
}
@@ -373,7 +373,7 @@ bool unwind_next_frame(struct unwind_state *state)
case ORC_REG_R10:
if (!state->regs || !state->full_regs) {
- orc_warn("missing regs for base reg R10 at ip %p\n",
+ orc_warn("missing regs for base reg R10 at ip %pB\n",
(void *)state->ip);
goto done;
}
@@ -382,7 +382,7 @@ bool unwind_next_frame(struct unwind_state *state)
case ORC_REG_R13:
if (!state->regs || !state->full_regs) {
- orc_warn("missing regs for base reg R13 at ip %p\n",
+ orc_warn("missing regs for base reg R13 at ip %pB\n",
(void *)state->ip);
goto done;
}
@@ -391,7 +391,7 @@ bool unwind_next_frame(struct unwind_state *state)
case ORC_REG_DI:
if (!state->regs || !state->full_regs) {
- orc_warn("missing regs for base reg DI at ip %p\n",
+ orc_warn("missing regs for base reg DI at ip %pB\n",
(void *)state->ip);
goto done;
}
@@ -400,7 +400,7 @@ bool unwind_next_frame(struct unwind_state *state)
case ORC_REG_DX:
if (!state->regs || !state->full_regs) {
- orc_warn("missing regs for base reg DX at ip %p\n",
+ orc_warn("missing regs for base reg DX at ip %pB\n",
(void *)state->ip);
goto done;
}
@@ -408,7 +408,7 @@ bool unwind_next_frame(struct unwind_state *state)
break;
default:
- orc_warn("unknown SP base reg %d for ip %p\n",
+ orc_warn("unknown SP base reg %d for ip %pB\n",
orc->sp_reg, (void *)state->ip);
goto done;
}
@@ -436,7 +436,7 @@ bool unwind_next_frame(struct unwind_state *state)
case ORC_TYPE_REGS:
if (!deref_stack_regs(state, sp, &state->ip, &state->sp, true)) {
- orc_warn("can't dereference registers at %p for ip %p\n",
+ orc_warn("can't dereference registers at %p for ip %pB\n",
(void *)sp, (void *)orig_ip);
goto done;
}
@@ -448,7 +448,7 @@ bool unwind_next_frame(struct unwind_state *state)
case ORC_TYPE_REGS_IRET:
if (!deref_stack_regs(state, sp, &state->ip, &state->sp, false)) {
- orc_warn("can't dereference iret registers at %p for ip %p\n",
+ orc_warn("can't dereference iret registers at %p for ip %pB\n",
(void *)sp, (void *)orig_ip);
goto done;
}
@@ -465,7 +465,8 @@ bool unwind_next_frame(struct unwind_state *state)
break;
default:
- orc_warn("unknown .orc_unwind entry type %d\n", orc->type);
+ orc_warn("unknown .orc_unwind entry type %d for ip %pB\n",
+ orc->type, (void *)orig_ip);
break;
}
@@ -487,7 +488,7 @@ bool unwind_next_frame(struct unwind_state *state)
break;
default:
- orc_warn("unknown BP base reg %d for ip %p\n",
+ orc_warn("unknown BP base reg %d for ip %pB\n",
orc->bp_reg, (void *)orig_ip);
goto done;
}
@@ -496,7 +497,7 @@ bool unwind_next_frame(struct unwind_state *state)
if (state->stack_info.type == prev_type &&
on_stack(&state->stack_info, (void *)state->sp, sizeof(long)) &&
state->sp <= prev_sp) {
- orc_warn("stack going in the wrong direction? ip=%p\n",
+ orc_warn("stack going in the wrong direction? ip=%pB\n",
(void *)orig_ip);
goto done;
}
diff --git a/arch/x86/kernel/vm86_32.c b/arch/x86/kernel/vm86_32.c
index 7924a5356c8a..68244742ecb0 100644
--- a/arch/x86/kernel/vm86_32.c
+++ b/arch/x86/kernel/vm86_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1994 Linus Torvalds
*
diff --git a/arch/x86/kernel/vmlinux.lds.S b/arch/x86/kernel/vmlinux.lds.S
index f05f00acac89..a4009fb9be87 100644
--- a/arch/x86/kernel/vmlinux.lds.S
+++ b/arch/x86/kernel/vmlinux.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ld script for the x86 kernel
*
diff --git a/arch/x86/kvm/Kconfig b/arch/x86/kvm/Kconfig
index 3c48bc8bf08c..3df51c287844 100644
--- a/arch/x86/kvm/Kconfig
+++ b/arch/x86/kvm/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# KVM configuration
#
diff --git a/arch/x86/kvm/Makefile b/arch/x86/kvm/Makefile
index 09d4b17be022..dc4f2fdf5e57 100644
--- a/arch/x86/kvm/Makefile
+++ b/arch/x86/kvm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-y += -Iarch/x86/kvm
diff --git a/arch/x86/kvm/cpuid.h b/arch/x86/kvm/cpuid.h
index 0bc5c1315708..cdc70a3a6583 100644
--- a/arch/x86/kvm/cpuid.h
+++ b/arch/x86/kvm/cpuid.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ARCH_X86_KVM_CPUID_H
#define ARCH_X86_KVM_CPUID_H
diff --git a/arch/x86/kvm/i8254.h b/arch/x86/kvm/i8254.h
index 600bee9dcbbd..394d9527da7e 100644
--- a/arch/x86/kvm/i8254.h
+++ b/arch/x86/kvm/i8254.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __I8254_H
#define __I8254_H
diff --git a/arch/x86/kvm/ioapic.h b/arch/x86/kvm/ioapic.h
index 29ce19732ccf..ea1a4e0297da 100644
--- a/arch/x86/kvm/ioapic.h
+++ b/arch/x86/kvm/ioapic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __KVM_IO_APIC_H
#define __KVM_IO_APIC_H
diff --git a/arch/x86/kvm/kvm_cache_regs.h b/arch/x86/kvm/kvm_cache_regs.h
index 9add410f195f..f500293dad8d 100644
--- a/arch/x86/kvm/kvm_cache_regs.h
+++ b/arch/x86/kvm/kvm_cache_regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASM_KVM_CACHE_REGS_H
#define ASM_KVM_CACHE_REGS_H
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index 69c5612be786..36c90d631096 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -1992,6 +1992,11 @@ void kvm_lapic_reset(struct kvm_vcpu *vcpu, bool init_event)
vcpu->arch.apic_base | MSR_IA32_APICBASE_BSP);
vcpu->arch.pv_eoi.msr_val = 0;
apic_update_ppr(apic);
+ if (vcpu->arch.apicv_active) {
+ kvm_x86_ops->apicv_post_state_restore(vcpu);
+ kvm_x86_ops->hwapic_irr_update(vcpu, -1);
+ kvm_x86_ops->hwapic_isr_update(vcpu, -1);
+ }
vcpu->arch.apic_arb_prio = 0;
vcpu->arch.apic_attention = 0;
diff --git a/arch/x86/kvm/lapic.h b/arch/x86/kvm/lapic.h
index 215721e1426a..4b9935a38347 100644
--- a/arch/x86/kvm/lapic.h
+++ b/arch/x86/kvm/lapic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __KVM_X86_LAPIC_H
#define __KVM_X86_LAPIC_H
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 106d4a029a8a..7a69cf053711 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -3974,19 +3974,19 @@ static inline bool is_last_gpte(struct kvm_mmu *mmu,
unsigned level, unsigned gpte)
{
/*
- * PT_PAGE_TABLE_LEVEL always terminates. The RHS has bit 7 set
- * iff level <= PT_PAGE_TABLE_LEVEL, which for our purpose means
- * level == PT_PAGE_TABLE_LEVEL; set PT_PAGE_SIZE_MASK in gpte then.
- */
- gpte |= level - PT_PAGE_TABLE_LEVEL - 1;
-
- /*
* The RHS has bit 7 set iff level < mmu->last_nonleaf_level.
* If it is clear, there are no large pages at this level, so clear
* PT_PAGE_SIZE_MASK in gpte if that is the case.
*/
gpte &= level - mmu->last_nonleaf_level;
+ /*
+ * PT_PAGE_TABLE_LEVEL always terminates. The RHS has bit 7 set
+ * iff level <= PT_PAGE_TABLE_LEVEL, which for our purpose means
+ * level == PT_PAGE_TABLE_LEVEL; set PT_PAGE_SIZE_MASK in gpte then.
+ */
+ gpte |= level - PT_PAGE_TABLE_LEVEL - 1;
+
return gpte & PT_PAGE_SIZE_MASK;
}
@@ -4555,6 +4555,7 @@ void kvm_init_shadow_ept_mmu(struct kvm_vcpu *vcpu, bool execonly,
update_permission_bitmask(vcpu, context, true);
update_pkru_bitmask(vcpu, context, true);
+ update_last_nonleaf_level(vcpu, context);
reset_rsvds_bits_mask_ept(vcpu, context, execonly);
reset_ept_shadow_zero_bits_mask(vcpu, context, execonly);
}
diff --git a/arch/x86/kvm/mmu.h b/arch/x86/kvm/mmu.h
index 64a2dbd2b1af..efc857615d8e 100644
--- a/arch/x86/kvm/mmu.h
+++ b/arch/x86/kvm/mmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __KVM_X86_MMU_H
#define __KVM_X86_MMU_H
diff --git a/arch/x86/kvm/mmutrace.h b/arch/x86/kvm/mmutrace.h
index 8b97a6cba8d1..c73bf4e4988c 100644
--- a/arch/x86/kvm/mmutrace.h
+++ b/arch/x86/kvm/mmutrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#if !defined(_TRACE_KVMMMU_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_KVMMMU_H
diff --git a/arch/x86/kvm/paging_tmpl.h b/arch/x86/kvm/paging_tmpl.h
index 86b68dc5a649..f18d1f8d332b 100644
--- a/arch/x86/kvm/paging_tmpl.h
+++ b/arch/x86/kvm/paging_tmpl.h
@@ -334,10 +334,11 @@ retry_walk:
--walker->level;
index = PT_INDEX(addr, walker->level);
-
table_gfn = gpte_to_gfn(pte);
offset = index * sizeof(pt_element_t);
pte_gpa = gfn_to_gpa(table_gfn) + offset;
+
+ BUG_ON(walker->level < 1);
walker->table_gfn[walker->level - 1] = table_gfn;
walker->pte_gpa[walker->level - 1] = pte_gpa;
diff --git a/arch/x86/kvm/pmu.h b/arch/x86/kvm/pmu.h
index f96e1f962587..a9a62b9a73e2 100644
--- a/arch/x86/kvm/pmu.h
+++ b/arch/x86/kvm/pmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __KVM_X86_PMU_H
#define __KVM_X86_PMU_H
diff --git a/arch/x86/kvm/trace.h b/arch/x86/kvm/trace.h
index 8a202c49e2a0..9807c314c478 100644
--- a/arch/x86/kvm/trace.h
+++ b/arch/x86/kvm/trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#if !defined(_TRACE_KVM_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_KVM_H
diff --git a/arch/x86/kvm/tss.h b/arch/x86/kvm/tss.h
index 622aa10f692f..3f9150125e70 100644
--- a/arch/x86/kvm/tss.h
+++ b/arch/x86/kvm/tss.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __TSS_SEGMENT_H
#define __TSS_SEGMENT_H
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index a2b804e10c95..a6f4f095f8f4 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -5619,9 +5619,6 @@ static void vmx_vcpu_reset(struct kvm_vcpu *vcpu, bool init_event)
kvm_make_request(KVM_REQ_APIC_PAGE_RELOAD, vcpu);
- if (kvm_vcpu_apicv_active(vcpu))
- memset(&vmx->pi_desc, 0, sizeof(struct pi_desc));
-
if (vmx->vpid != 0)
vmcs_write16(VIRTUAL_PROCESSOR_ID, vmx->vpid);
@@ -11297,7 +11294,7 @@ static void load_vmcs12_host_state(struct kvm_vcpu *vcpu,
/* Same as above - no reason to call set_cr4_guest_host_mask(). */
vcpu->arch.cr4_guest_owned_bits = ~vmcs_readl(CR4_GUEST_HOST_MASK);
- kvm_set_cr4(vcpu, vmcs12->host_cr4);
+ vmx_set_cr4(vcpu, vmcs12->host_cr4);
nested_ept_uninit_mmu_context(vcpu);
diff --git a/arch/x86/kvm/x86.h b/arch/x86/kvm/x86.h
index 51e349cf5f45..d0b95b7a90b4 100644
--- a/arch/x86/kvm/x86.h
+++ b/arch/x86/kvm/x86.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ARCH_X86_KVM_X86_H
#define ARCH_X86_KVM_X86_H
diff --git a/arch/x86/lib/Makefile b/arch/x86/lib/Makefile
index 34a74131a12c..457f681ef379 100644
--- a/arch/x86/lib/Makefile
+++ b/arch/x86/lib/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for x86 specific library files.
#
diff --git a/arch/x86/lib/cache-smp.c b/arch/x86/lib/cache-smp.c
index 216a629a4a1a..1811fa4a1b1a 100644
--- a/arch/x86/lib/cache-smp.c
+++ b/arch/x86/lib/cache-smp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/smp.h>
#include <linux/export.h>
diff --git a/arch/x86/lib/copy_page_64.S b/arch/x86/lib/copy_page_64.S
index e8508156c99d..fd2d09afa097 100644
--- a/arch/x86/lib/copy_page_64.S
+++ b/arch/x86/lib/copy_page_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Written 2003 by Andi Kleen, based on a kernel by Evandro Menezes */
#include <linux/linkage.h>
diff --git a/arch/x86/lib/csum-partial_64.c b/arch/x86/lib/csum-partial_64.c
index 378e5d5bf9b1..9baca3e054be 100644
--- a/arch/x86/lib/csum-partial_64.c
+++ b/arch/x86/lib/csum-partial_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/x86_64/lib/csum-partial.c
*
diff --git a/arch/x86/lib/delay.c b/arch/x86/lib/delay.c
index 29df077cb089..553f8fd23cc4 100644
--- a/arch/x86/lib/delay.c
+++ b/arch/x86/lib/delay.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Precise Delay Loops for i386
*
diff --git a/arch/x86/lib/getuser.S b/arch/x86/lib/getuser.S
index 37b62d412148..c97d935a29e8 100644
--- a/arch/x86/lib/getuser.S
+++ b/arch/x86/lib/getuser.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* __get_user functions.
*
diff --git a/arch/x86/lib/hweight.S b/arch/x86/lib/hweight.S
index 23d893cbc200..a14f9939c365 100644
--- a/arch/x86/lib/hweight.S
+++ b/arch/x86/lib/hweight.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/export.h>
diff --git a/arch/x86/lib/kaslr.c b/arch/x86/lib/kaslr.c
index ab2d1d73e9e7..79778ab200e4 100644
--- a/arch/x86/lib/kaslr.c
+++ b/arch/x86/lib/kaslr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Entropy functions used on early boot for KASLR base and memory
* randomization. The base randomization is done in the compressed
diff --git a/arch/x86/lib/memcpy_32.c b/arch/x86/lib/memcpy_32.c
index 2eab7d0bfedd..e565d1c9019e 100644
--- a/arch/x86/lib/memcpy_32.c
+++ b/arch/x86/lib/memcpy_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/string.h>
#include <linux/export.h>
diff --git a/arch/x86/lib/memmove_64.S b/arch/x86/lib/memmove_64.S
index 15de86cd15b0..bbec69d8223b 100644
--- a/arch/x86/lib/memmove_64.S
+++ b/arch/x86/lib/memmove_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Normally compiler builtins are used, but sometimes the compiler calls out
* of line code. Based on asm-i386/string.h.
diff --git a/arch/x86/lib/memset_64.S b/arch/x86/lib/memset_64.S
index 55b95db30a61..9bc861c71e75 100644
--- a/arch/x86/lib/memset_64.S
+++ b/arch/x86/lib/memset_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright 2002 Andi Kleen, SuSE Labs */
#include <linux/linkage.h>
diff --git a/arch/x86/lib/misc.c b/arch/x86/lib/misc.c
index 76b373af03f0..a018ec4fba53 100644
--- a/arch/x86/lib/misc.c
+++ b/arch/x86/lib/misc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Count the digits of @val including a possible sign.
*
diff --git a/arch/x86/lib/mmx_32.c b/arch/x86/lib/mmx_32.c
index c2311a678332..4321fa02e18d 100644
--- a/arch/x86/lib/mmx_32.c
+++ b/arch/x86/lib/mmx_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* MMX 3DNow! library helper functions
*
diff --git a/arch/x86/lib/msr-reg-export.c b/arch/x86/lib/msr-reg-export.c
index ff29e8d39414..876b4168ab0a 100644
--- a/arch/x86/lib/msr-reg-export.c
+++ b/arch/x86/lib/msr-reg-export.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include <asm/msr.h>
diff --git a/arch/x86/lib/msr-reg.S b/arch/x86/lib/msr-reg.S
index 10ffa7e8519f..ed33cbab3958 100644
--- a/arch/x86/lib/msr-reg.S
+++ b/arch/x86/lib/msr-reg.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <linux/errno.h>
#include <asm/asm.h>
diff --git a/arch/x86/lib/msr-smp.c b/arch/x86/lib/msr-smp.c
index ce68b6a9d7d1..693cce0be82d 100644
--- a/arch/x86/lib/msr-smp.c
+++ b/arch/x86/lib/msr-smp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include <linux/preempt.h>
#include <linux/smp.h>
diff --git a/arch/x86/lib/msr.c b/arch/x86/lib/msr.c
index 07764255b611..3bd905e10ee2 100644
--- a/arch/x86/lib/msr.c
+++ b/arch/x86/lib/msr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include <linux/percpu.h>
#include <linux/preempt.h>
diff --git a/arch/x86/lib/putuser.S b/arch/x86/lib/putuser.S
index cd5d716d2897..96dce5fe2a35 100644
--- a/arch/x86/lib/putuser.S
+++ b/arch/x86/lib/putuser.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* __put_user functions.
*
diff --git a/arch/x86/lib/string_32.c b/arch/x86/lib/string_32.c
index dc0ad12f80bb..d15fdae9656e 100644
--- a/arch/x86/lib/string_32.c
+++ b/arch/x86/lib/string_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Most of the string-functions are rather heavily hand-optimized,
* see especially strsep,strstr,str[c]spn. They should work, but are not
diff --git a/arch/x86/lib/strstr_32.c b/arch/x86/lib/strstr_32.c
index a03b1c750bfe..38f37df056f7 100644
--- a/arch/x86/lib/strstr_32.c
+++ b/arch/x86/lib/strstr_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/string.h>
#include <linux/export.h>
diff --git a/arch/x86/lib/usercopy_32.c b/arch/x86/lib/usercopy_32.c
index bd057a4ffe6e..1b377f734e64 100644
--- a/arch/x86/lib/usercopy_32.c
+++ b/arch/x86/lib/usercopy_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* User address space access functions.
* The non inlined parts of asm-i386/uaccess.h are here.
diff --git a/arch/x86/math-emu/Makefile b/arch/x86/math-emu/Makefile
index 1b2dac174321..02211fc6f2ec 100644
--- a/arch/x86/math-emu/Makefile
+++ b/arch/x86/math-emu/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for wm-FPU-emu
#
diff --git a/arch/x86/math-emu/control_w.h b/arch/x86/math-emu/control_w.h
index ae2274dbd305..60f4dcc5edc3 100644
--- a/arch/x86/math-emu/control_w.h
+++ b/arch/x86/math-emu/control_w.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*---------------------------------------------------------------------------+
| control_w.h |
| |
diff --git a/arch/x86/math-emu/div_Xsig.S b/arch/x86/math-emu/div_Xsig.S
index 066996dba6a2..ee08449d20fd 100644
--- a/arch/x86/math-emu/div_Xsig.S
+++ b/arch/x86/math-emu/div_Xsig.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.file "div_Xsig.S"
/*---------------------------------------------------------------------------+
| div_Xsig.S |
diff --git a/arch/x86/math-emu/div_small.S b/arch/x86/math-emu/div_small.S
index 2c71527bd917..8f5025c80ee0 100644
--- a/arch/x86/math-emu/div_small.S
+++ b/arch/x86/math-emu/div_small.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.file "div_small.S"
/*---------------------------------------------------------------------------+
| div_small.S |
diff --git a/arch/x86/math-emu/errors.c b/arch/x86/math-emu/errors.c
index 2ccc424a57d9..6b468517ab71 100644
--- a/arch/x86/math-emu/errors.c
+++ b/arch/x86/math-emu/errors.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| errors.c |
| |
diff --git a/arch/x86/math-emu/exception.h b/arch/x86/math-emu/exception.h
index 67f43a4683d5..75230b977577 100644
--- a/arch/x86/math-emu/exception.h
+++ b/arch/x86/math-emu/exception.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*---------------------------------------------------------------------------+
| exception.h |
| |
diff --git a/arch/x86/math-emu/fpu_arith.c b/arch/x86/math-emu/fpu_arith.c
index aeab24e083c4..09006dc474a0 100644
--- a/arch/x86/math-emu/fpu_arith.c
+++ b/arch/x86/math-emu/fpu_arith.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| fpu_arith.c |
| |
diff --git a/arch/x86/math-emu/fpu_asm.h b/arch/x86/math-emu/fpu_asm.h
index 955b932735a4..a83353d5271c 100644
--- a/arch/x86/math-emu/fpu_asm.h
+++ b/arch/x86/math-emu/fpu_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*---------------------------------------------------------------------------+
| fpu_asm.h |
| |
diff --git a/arch/x86/math-emu/fpu_aux.c b/arch/x86/math-emu/fpu_aux.c
index 024f6e971174..034748459482 100644
--- a/arch/x86/math-emu/fpu_aux.c
+++ b/arch/x86/math-emu/fpu_aux.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| fpu_aux.c |
| |
diff --git a/arch/x86/math-emu/fpu_emu.h b/arch/x86/math-emu/fpu_emu.h
index c9c320dccca1..a5a41ec58072 100644
--- a/arch/x86/math-emu/fpu_emu.h
+++ b/arch/x86/math-emu/fpu_emu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*---------------------------------------------------------------------------+
| fpu_emu.h |
| |
diff --git a/arch/x86/math-emu/fpu_entry.c b/arch/x86/math-emu/fpu_entry.c
index 220638a4cb94..9e2ba7e667f6 100644
--- a/arch/x86/math-emu/fpu_entry.c
+++ b/arch/x86/math-emu/fpu_entry.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| fpu_entry.c |
| |
diff --git a/arch/x86/math-emu/fpu_etc.c b/arch/x86/math-emu/fpu_etc.c
index 233e5af566f5..1b118fd93140 100644
--- a/arch/x86/math-emu/fpu_etc.c
+++ b/arch/x86/math-emu/fpu_etc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| fpu_etc.c |
| |
diff --git a/arch/x86/math-emu/fpu_proto.h b/arch/x86/math-emu/fpu_proto.h
index caff438b9c1d..70d35c200945 100644
--- a/arch/x86/math-emu/fpu_proto.h
+++ b/arch/x86/math-emu/fpu_proto.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FPU_PROTO_H
#define _FPU_PROTO_H
diff --git a/arch/x86/math-emu/fpu_system.h b/arch/x86/math-emu/fpu_system.h
index 699f329f1d40..c8b1b31ed7c4 100644
--- a/arch/x86/math-emu/fpu_system.h
+++ b/arch/x86/math-emu/fpu_system.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*---------------------------------------------------------------------------+
| fpu_system.h |
| |
diff --git a/arch/x86/math-emu/fpu_tags.c b/arch/x86/math-emu/fpu_tags.c
index d9c657cd7746..bff95d4e7dca 100644
--- a/arch/x86/math-emu/fpu_tags.c
+++ b/arch/x86/math-emu/fpu_tags.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| fpu_tags.c |
| |
diff --git a/arch/x86/math-emu/fpu_trig.c b/arch/x86/math-emu/fpu_trig.c
index ecd06680581c..783c509f957a 100644
--- a/arch/x86/math-emu/fpu_trig.c
+++ b/arch/x86/math-emu/fpu_trig.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| fpu_trig.c |
| |
diff --git a/arch/x86/math-emu/get_address.c b/arch/x86/math-emu/get_address.c
index c48967c6a0e2..b82ca14ba718 100644
--- a/arch/x86/math-emu/get_address.c
+++ b/arch/x86/math-emu/get_address.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| get_address.c |
| |
diff --git a/arch/x86/math-emu/load_store.c b/arch/x86/math-emu/load_store.c
index 1643054766eb..f821a9cd7753 100644
--- a/arch/x86/math-emu/load_store.c
+++ b/arch/x86/math-emu/load_store.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| load_store.c |
| |
diff --git a/arch/x86/math-emu/mul_Xsig.S b/arch/x86/math-emu/mul_Xsig.S
index 22e0631bb85a..3e489122a2b0 100644
--- a/arch/x86/math-emu/mul_Xsig.S
+++ b/arch/x86/math-emu/mul_Xsig.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*---------------------------------------------------------------------------+
| mul_Xsig.S |
| |
diff --git a/arch/x86/math-emu/poly.h b/arch/x86/math-emu/poly.h
index 168eb44c93c8..fc1c887ca073 100644
--- a/arch/x86/math-emu/poly.h
+++ b/arch/x86/math-emu/poly.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*---------------------------------------------------------------------------+
| poly.h |
| |
diff --git a/arch/x86/math-emu/poly_2xm1.c b/arch/x86/math-emu/poly_2xm1.c
index b00e9e10cdce..aa33006bafd5 100644
--- a/arch/x86/math-emu/poly_2xm1.c
+++ b/arch/x86/math-emu/poly_2xm1.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| poly_2xm1.c |
| |
diff --git a/arch/x86/math-emu/poly_atan.c b/arch/x86/math-emu/poly_atan.c
index 20c28e58e2d4..7e7412c5a1fe 100644
--- a/arch/x86/math-emu/poly_atan.c
+++ b/arch/x86/math-emu/poly_atan.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| poly_atan.c |
| |
diff --git a/arch/x86/math-emu/poly_l2.c b/arch/x86/math-emu/poly_l2.c
index 8e2ff4b28a0a..98b6949bb854 100644
--- a/arch/x86/math-emu/poly_l2.c
+++ b/arch/x86/math-emu/poly_l2.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| poly_l2.c |
| |
diff --git a/arch/x86/math-emu/poly_sin.c b/arch/x86/math-emu/poly_sin.c
index b862039c728e..c192fba51526 100644
--- a/arch/x86/math-emu/poly_sin.c
+++ b/arch/x86/math-emu/poly_sin.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| poly_sin.c |
| |
diff --git a/arch/x86/math-emu/poly_tan.c b/arch/x86/math-emu/poly_tan.c
index 1875763e0c02..1f5b1d712323 100644
--- a/arch/x86/math-emu/poly_tan.c
+++ b/arch/x86/math-emu/poly_tan.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| poly_tan.c |
| |
diff --git a/arch/x86/math-emu/polynom_Xsig.S b/arch/x86/math-emu/polynom_Xsig.S
index a9aaf414135d..604f0b2d17e8 100644
--- a/arch/x86/math-emu/polynom_Xsig.S
+++ b/arch/x86/math-emu/polynom_Xsig.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*---------------------------------------------------------------------------+
| polynomial_Xsig.S |
| |
diff --git a/arch/x86/math-emu/reg_add_sub.c b/arch/x86/math-emu/reg_add_sub.c
index deea48b9f13a..29451dd07556 100644
--- a/arch/x86/math-emu/reg_add_sub.c
+++ b/arch/x86/math-emu/reg_add_sub.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| reg_add_sub.c |
| |
diff --git a/arch/x86/math-emu/reg_compare.c b/arch/x86/math-emu/reg_compare.c
index 19b33b50adfa..eacb5128fc09 100644
--- a/arch/x86/math-emu/reg_compare.c
+++ b/arch/x86/math-emu/reg_compare.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| reg_compare.c |
| |
diff --git a/arch/x86/math-emu/reg_constant.c b/arch/x86/math-emu/reg_constant.c
index 00548354912f..8dc9095bab22 100644
--- a/arch/x86/math-emu/reg_constant.c
+++ b/arch/x86/math-emu/reg_constant.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| reg_constant.c |
| |
diff --git a/arch/x86/math-emu/reg_constant.h b/arch/x86/math-emu/reg_constant.h
index 1bffaec3a134..f2fdd344dcaa 100644
--- a/arch/x86/math-emu/reg_constant.h
+++ b/arch/x86/math-emu/reg_constant.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*---------------------------------------------------------------------------+
| reg_constant.h |
| |
diff --git a/arch/x86/math-emu/reg_convert.c b/arch/x86/math-emu/reg_convert.c
index 108060779977..251180623ce0 100644
--- a/arch/x86/math-emu/reg_convert.c
+++ b/arch/x86/math-emu/reg_convert.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| reg_convert.c |
| |
diff --git a/arch/x86/math-emu/reg_divide.c b/arch/x86/math-emu/reg_divide.c
index 6827012db341..08c2f6de0288 100644
--- a/arch/x86/math-emu/reg_divide.c
+++ b/arch/x86/math-emu/reg_divide.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| reg_divide.c |
| |
diff --git a/arch/x86/math-emu/reg_ld_str.c b/arch/x86/math-emu/reg_ld_str.c
index 2c98965a60ba..d40ff45497b9 100644
--- a/arch/x86/math-emu/reg_ld_str.c
+++ b/arch/x86/math-emu/reg_ld_str.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| reg_ld_str.c |
| |
diff --git a/arch/x86/math-emu/reg_mul.c b/arch/x86/math-emu/reg_mul.c
index 36c37f71f713..d69618572f14 100644
--- a/arch/x86/math-emu/reg_mul.c
+++ b/arch/x86/math-emu/reg_mul.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| reg_mul.c |
| |
diff --git a/arch/x86/math-emu/reg_norm.S b/arch/x86/math-emu/reg_norm.S
index 53ac1a343c69..7f6b4392a15d 100644
--- a/arch/x86/math-emu/reg_norm.S
+++ b/arch/x86/math-emu/reg_norm.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*---------------------------------------------------------------------------+
| reg_norm.S |
| |
diff --git a/arch/x86/math-emu/reg_round.S b/arch/x86/math-emu/reg_round.S
index 41af5b208d88..04563421ee7d 100644
--- a/arch/x86/math-emu/reg_round.S
+++ b/arch/x86/math-emu/reg_round.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.file "reg_round.S"
/*---------------------------------------------------------------------------+
| reg_round.S |
diff --git a/arch/x86/math-emu/reg_u_add.S b/arch/x86/math-emu/reg_u_add.S
index 3b1bc5e9b2f6..50fe9f8c893c 100644
--- a/arch/x86/math-emu/reg_u_add.S
+++ b/arch/x86/math-emu/reg_u_add.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.file "reg_u_add.S"
/*---------------------------------------------------------------------------+
| reg_u_add.S |
diff --git a/arch/x86/math-emu/reg_u_div.S b/arch/x86/math-emu/reg_u_div.S
index 796eb5ab921b..94d545e118e4 100644
--- a/arch/x86/math-emu/reg_u_div.S
+++ b/arch/x86/math-emu/reg_u_div.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.file "reg_u_div.S"
/*---------------------------------------------------------------------------+
| reg_u_div.S |
diff --git a/arch/x86/math-emu/reg_u_mul.S b/arch/x86/math-emu/reg_u_mul.S
index 6196f68cf3c1..21cde47fb3e5 100644
--- a/arch/x86/math-emu/reg_u_mul.S
+++ b/arch/x86/math-emu/reg_u_mul.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.file "reg_u_mul.S"
/*---------------------------------------------------------------------------+
| reg_u_mul.S |
diff --git a/arch/x86/math-emu/reg_u_sub.S b/arch/x86/math-emu/reg_u_sub.S
index d115b900919a..f05dea7dec38 100644
--- a/arch/x86/math-emu/reg_u_sub.S
+++ b/arch/x86/math-emu/reg_u_sub.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.file "reg_u_sub.S"
/*---------------------------------------------------------------------------+
| reg_u_sub.S |
diff --git a/arch/x86/math-emu/round_Xsig.S b/arch/x86/math-emu/round_Xsig.S
index 87c99749a495..226a51e991f1 100644
--- a/arch/x86/math-emu/round_Xsig.S
+++ b/arch/x86/math-emu/round_Xsig.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*---------------------------------------------------------------------------+
| round_Xsig.S |
| |
diff --git a/arch/x86/math-emu/shr_Xsig.S b/arch/x86/math-emu/shr_Xsig.S
index c8552edeec75..96f4779aa9c1 100644
--- a/arch/x86/math-emu/shr_Xsig.S
+++ b/arch/x86/math-emu/shr_Xsig.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.file "shr_Xsig.S"
/*---------------------------------------------------------------------------+
| shr_Xsig.S |
diff --git a/arch/x86/math-emu/status_w.h b/arch/x86/math-emu/status_w.h
index 54a3f226982d..b77bafec9526 100644
--- a/arch/x86/math-emu/status_w.h
+++ b/arch/x86/math-emu/status_w.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*---------------------------------------------------------------------------+
| status_w.h |
| |
diff --git a/arch/x86/math-emu/wm_shrx.S b/arch/x86/math-emu/wm_shrx.S
index 340dd6897f85..d588874eb6fb 100644
--- a/arch/x86/math-emu/wm_shrx.S
+++ b/arch/x86/math-emu/wm_shrx.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.file "wm_shrx.S"
/*---------------------------------------------------------------------------+
| wm_shrx.S |
diff --git a/arch/x86/math-emu/wm_sqrt.S b/arch/x86/math-emu/wm_sqrt.S
index 695afae38fdf..f031c0e19356 100644
--- a/arch/x86/math-emu/wm_sqrt.S
+++ b/arch/x86/math-emu/wm_sqrt.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.file "wm_sqrt.S"
/*---------------------------------------------------------------------------+
| wm_sqrt.S |
diff --git a/arch/x86/mm/Makefile b/arch/x86/mm/Makefile
index 72bf8c01c6e3..7ba7f3d7f477 100644
--- a/arch/x86/mm/Makefile
+++ b/arch/x86/mm/Makefile
@@ -1,5 +1,13 @@
-# Kernel does not boot with instrumentation of tlb.c.
-KCOV_INSTRUMENT_tlb.o := n
+# SPDX-License-Identifier: GPL-2.0
+# Kernel does not boot with instrumentation of tlb.c and mem_encrypt.c
+KCOV_INSTRUMENT_tlb.o := n
+KCOV_INSTRUMENT_mem_encrypt.o := n
+
+KASAN_SANITIZE_mem_encrypt.o := n
+
+ifdef CONFIG_FUNCTION_TRACER
+CFLAGS_REMOVE_mem_encrypt.o = -pg
+endif
obj-y := init.o init_$(BITS).o fault.o ioremap.o extable.o pageattr.o mmap.o \
pat.o pgtable.o physaddr.o setup_nx.o tlb.o
diff --git a/arch/x86/mm/amdtopology.c b/arch/x86/mm/amdtopology.c
index 91f501b2da3b..048c761d97b0 100644
--- a/arch/x86/mm/amdtopology.c
+++ b/arch/x86/mm/amdtopology.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* AMD NUMA support.
* Discover the memory map and associated nodes.
diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c
index e2baeaa053a5..b0ff378650a9 100644
--- a/arch/x86/mm/fault.c
+++ b/arch/x86/mm/fault.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1995 Linus Torvalds
* Copyright (C) 2001, 2002 Andi Kleen, SuSE Labs.
@@ -1440,7 +1441,17 @@ good_area:
* make sure we exit gracefully rather than endlessly redo
* the fault. Since we never set FAULT_FLAG_RETRY_NOWAIT, if
* we get VM_FAULT_RETRY back, the mmap_sem has been unlocked.
+ *
+ * Note that handle_userfault() may also release and reacquire mmap_sem
+ * (and not return with VM_FAULT_RETRY), when returning to userland to
+ * repeat the page fault later with a VM_FAULT_NOPAGE retval
+ * (potentially after handling any pending signal during the return to
+ * userland). The return to userland is identified whenever
+ * FAULT_FLAG_USER|FAULT_FLAG_KILLABLE are both set in flags.
+ * Thus we have to be careful about not touching vma after handling the
+ * fault, so we read the pkey beforehand.
*/
+ pkey = vma_pkey(vma);
fault = handle_mm_fault(vma, address, flags);
major |= fault & VM_FAULT_MAJOR;
@@ -1467,7 +1478,6 @@ good_area:
return;
}
- pkey = vma_pkey(vma);
up_read(&mm->mmap_sem);
if (unlikely(fault & VM_FAULT_ERROR)) {
mm_fault_error(regs, error_code, address, &pkey, fault);
diff --git a/arch/x86/mm/hugetlbpage.c b/arch/x86/mm/hugetlbpage.c
index 6d06cf33e3de..8ae0000cbdb3 100644
--- a/arch/x86/mm/hugetlbpage.c
+++ b/arch/x86/mm/hugetlbpage.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* IA-32 Huge TLB Page Support for Kernel.
*
diff --git a/arch/x86/mm/ident_map.c b/arch/x86/mm/ident_map.c
index 31cea988fa36..ab33a32df2a8 100644
--- a/arch/x86/mm/ident_map.c
+++ b/arch/x86/mm/ident_map.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Helper routines for building identity mapping page tables. This is
* included by both the compressed kernel and the regular kernel.
diff --git a/arch/x86/mm/kasan_init_64.c b/arch/x86/mm/kasan_init_64.c
index bc84b73684b7..8f5be3eb40dd 100644
--- a/arch/x86/mm/kasan_init_64.c
+++ b/arch/x86/mm/kasan_init_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define DISABLE_BRANCH_PROFILING
#define pr_fmt(fmt) "kasan: " fmt
#include <linux/bootmem.h>
diff --git a/arch/x86/mm/kaslr.c b/arch/x86/mm/kaslr.c
index af599167fe3c..879ef930e2c2 100644
--- a/arch/x86/mm/kaslr.c
+++ b/arch/x86/mm/kaslr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This file implements KASLR memory randomization for x86_64. It randomizes
* the virtual address space of kernel memory regions (physical memory
diff --git a/arch/x86/mm/kmemcheck/error.c b/arch/x86/mm/kmemcheck/error.c
index dab41876cdd5..872ec4159a68 100644
--- a/arch/x86/mm/kmemcheck/error.c
+++ b/arch/x86/mm/kmemcheck/error.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/interrupt.h>
#include <linux/kdebug.h>
#include <linux/kmemcheck.h>
diff --git a/arch/x86/mm/kmemcheck/error.h b/arch/x86/mm/kmemcheck/error.h
index 0efc2e8d0a20..39f80d7a874d 100644
--- a/arch/x86/mm/kmemcheck/error.h
+++ b/arch/x86/mm/kmemcheck/error.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ARCH__X86__MM__KMEMCHECK__ERROR_H
#define ARCH__X86__MM__KMEMCHECK__ERROR_H
diff --git a/arch/x86/mm/kmemcheck/opcode.c b/arch/x86/mm/kmemcheck/opcode.c
index 324aa3f07237..df8109ddf7fe 100644
--- a/arch/x86/mm/kmemcheck/opcode.c
+++ b/arch/x86/mm/kmemcheck/opcode.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include "opcode.h"
diff --git a/arch/x86/mm/kmemcheck/opcode.h b/arch/x86/mm/kmemcheck/opcode.h
index 6956aad66b5b..51a1ce94c24a 100644
--- a/arch/x86/mm/kmemcheck/opcode.h
+++ b/arch/x86/mm/kmemcheck/opcode.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ARCH__X86__MM__KMEMCHECK__OPCODE_H
#define ARCH__X86__MM__KMEMCHECK__OPCODE_H
diff --git a/arch/x86/mm/kmemcheck/pte.c b/arch/x86/mm/kmemcheck/pte.c
index 4ead26eeaf96..8a03be90272a 100644
--- a/arch/x86/mm/kmemcheck/pte.c
+++ b/arch/x86/mm/kmemcheck/pte.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/mm.h>
#include <asm/pgtable.h>
diff --git a/arch/x86/mm/kmemcheck/pte.h b/arch/x86/mm/kmemcheck/pte.h
index 9f5966456492..b595612382c2 100644
--- a/arch/x86/mm/kmemcheck/pte.h
+++ b/arch/x86/mm/kmemcheck/pte.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ARCH__X86__MM__KMEMCHECK__PTE_H
#define ARCH__X86__MM__KMEMCHECK__PTE_H
diff --git a/arch/x86/mm/kmemcheck/selftest.c b/arch/x86/mm/kmemcheck/selftest.c
index aef7140c0063..7ce0be1f99eb 100644
--- a/arch/x86/mm/kmemcheck/selftest.c
+++ b/arch/x86/mm/kmemcheck/selftest.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/bug.h>
#include <linux/kernel.h>
diff --git a/arch/x86/mm/kmemcheck/selftest.h b/arch/x86/mm/kmemcheck/selftest.h
index 8fed4fe11f95..8d759aae453d 100644
--- a/arch/x86/mm/kmemcheck/selftest.h
+++ b/arch/x86/mm/kmemcheck/selftest.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ARCH_X86_MM_KMEMCHECK_SELFTEST_H
#define ARCH_X86_MM_KMEMCHECK_SELFTEST_H
diff --git a/arch/x86/mm/kmemcheck/shadow.h b/arch/x86/mm/kmemcheck/shadow.h
index ff0b2f70fbcb..49768dc18664 100644
--- a/arch/x86/mm/kmemcheck/shadow.h
+++ b/arch/x86/mm/kmemcheck/shadow.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ARCH__X86__MM__KMEMCHECK__SHADOW_H
#define ARCH__X86__MM__KMEMCHECK__SHADOW_H
diff --git a/arch/x86/mm/kmmio.c b/arch/x86/mm/kmmio.c
index afc47f5c9531..c21c2ed04612 100644
--- a/arch/x86/mm/kmmio.c
+++ b/arch/x86/mm/kmmio.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Support for MMIO probes.
* Benfit many code from kprobes
* (C) 2002 Louis Zhuang <louis.zhuang@intel.com>.
diff --git a/arch/x86/mm/mm_internal.h b/arch/x86/mm/mm_internal.h
index 62474ba66c8e..4e1f6e1b8159 100644
--- a/arch/x86/mm/mm_internal.h
+++ b/arch/x86/mm/mm_internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __X86_MM_INTERNAL_H
#define __X86_MM_INTERNAL_H
diff --git a/arch/x86/mm/mpx.c b/arch/x86/mm/mpx.c
index 9ceaa955d2ba..7eb06701a935 100644
--- a/arch/x86/mm/mpx.c
+++ b/arch/x86/mm/mpx.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* mpx.c - Memory Protection eXtensions
*
diff --git a/arch/x86/mm/numa_64.c b/arch/x86/mm/numa_64.c
index 9405ffc91502..066f3511d5f1 100644
--- a/arch/x86/mm/numa_64.c
+++ b/arch/x86/mm/numa_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Generic VM initialization for x86-64 NUMA setups.
* Copyright 2002,2003 Andi Kleen, SuSE Labs.
diff --git a/arch/x86/mm/numa_emulation.c b/arch/x86/mm/numa_emulation.c
index d805162e6045..34a2a3bfde9c 100644
--- a/arch/x86/mm/numa_emulation.c
+++ b/arch/x86/mm/numa_emulation.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* NUMA emulation
*/
diff --git a/arch/x86/mm/numa_internal.h b/arch/x86/mm/numa_internal.h
index ad86ec91e640..86860f279662 100644
--- a/arch/x86/mm/numa_internal.h
+++ b/arch/x86/mm/numa_internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __X86_MM_NUMA_INTERNAL_H
#define __X86_MM_NUMA_INTERNAL_H
diff --git a/arch/x86/mm/pageattr-test.c b/arch/x86/mm/pageattr-test.c
index 5f169d5d76a8..a25588ad75ef 100644
--- a/arch/x86/mm/pageattr-test.c
+++ b/arch/x86/mm/pageattr-test.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* self test for change_page_attr.
*
diff --git a/arch/x86/mm/pat_internal.h b/arch/x86/mm/pat_internal.h
index a739bfc40690..eeb5caeb089b 100644
--- a/arch/x86/mm/pat_internal.h
+++ b/arch/x86/mm/pat_internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PAT_INTERNAL_H_
#define __PAT_INTERNAL_H_
diff --git a/arch/x86/mm/pat_rbtree.c b/arch/x86/mm/pat_rbtree.c
index d76485b22824..fa16036fa592 100644
--- a/arch/x86/mm/pat_rbtree.c
+++ b/arch/x86/mm/pat_rbtree.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Handle caching attributes in page tables (PAT)
*
diff --git a/arch/x86/mm/pgtable.c b/arch/x86/mm/pgtable.c
index b372f3442bbf..17ebc5a978cc 100644
--- a/arch/x86/mm/pgtable.c
+++ b/arch/x86/mm/pgtable.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/mm.h>
#include <linux/gfp.h>
#include <asm/pgalloc.h>
diff --git a/arch/x86/mm/pgtable_32.c b/arch/x86/mm/pgtable_32.c
index b9bd5b8b14fa..6b9bf023a700 100644
--- a/arch/x86/mm/pgtable_32.c
+++ b/arch/x86/mm/pgtable_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/sched.h>
#include <linux/kernel.h>
#include <linux/errno.h>
diff --git a/arch/x86/mm/physaddr.c b/arch/x86/mm/physaddr.c
index cfc3b9121ce4..7f9acb68324c 100644
--- a/arch/x86/mm/physaddr.c
+++ b/arch/x86/mm/physaddr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/bootmem.h>
#include <linux/mmdebug.h>
#include <linux/export.h>
diff --git a/arch/x86/mm/physaddr.h b/arch/x86/mm/physaddr.h
index a3cd5a0c97b3..9f6419cafc32 100644
--- a/arch/x86/mm/physaddr.h
+++ b/arch/x86/mm/physaddr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/processor.h>
static inline int phys_addr_valid(resource_size_t addr)
diff --git a/arch/x86/mm/setup_nx.c b/arch/x86/mm/setup_nx.c
index f65a33f505b6..adb3c5784dac 100644
--- a/arch/x86/mm/setup_nx.c
+++ b/arch/x86/mm/setup_nx.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/spinlock.h>
#include <linux/errno.h>
#include <linux/init.h>
diff --git a/arch/x86/mm/srat.c b/arch/x86/mm/srat.c
index 3ea20d61b523..dac07e4f5834 100644
--- a/arch/x86/mm/srat.c
+++ b/arch/x86/mm/srat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ACPI 3.0 based NUMA setup
* Copyright 2004 Andi Kleen, SuSE Labs.
diff --git a/arch/x86/mm/tlb.c b/arch/x86/mm/tlb.c
index 49d9778376d7..3118392cdf75 100644
--- a/arch/x86/mm/tlb.c
+++ b/arch/x86/mm/tlb.c
@@ -30,6 +30,7 @@
atomic64_t last_mm_ctx_id = ATOMIC64_INIT(1);
+
static void choose_new_asid(struct mm_struct *next, u64 next_tlb_gen,
u16 *new_asid, bool *need_flush)
{
@@ -80,10 +81,11 @@ void leave_mm(int cpu)
return;
/* Warn if we're not lazy. */
- WARN_ON(cpumask_test_cpu(smp_processor_id(), mm_cpumask(loaded_mm)));
+ WARN_ON(!this_cpu_read(cpu_tlbstate.is_lazy));
switch_mm(NULL, &init_mm, NULL);
}
+EXPORT_SYMBOL_GPL(leave_mm);
void switch_mm(struct mm_struct *prev, struct mm_struct *next,
struct task_struct *tsk)
@@ -142,45 +144,24 @@ void switch_mm_irqs_off(struct mm_struct *prev, struct mm_struct *next,
__flush_tlb_all();
}
#endif
+ this_cpu_write(cpu_tlbstate.is_lazy, false);
if (real_prev == next) {
- VM_BUG_ON(this_cpu_read(cpu_tlbstate.ctxs[prev_asid].ctx_id) !=
- next->context.ctx_id);
-
- if (cpumask_test_cpu(cpu, mm_cpumask(next))) {
- /*
- * There's nothing to do: we weren't lazy, and we
- * aren't changing our mm. We don't need to flush
- * anything, nor do we need to update CR3, CR4, or
- * LDTR.
- */
- return;
- }
-
- /* Resume remote flushes and then read tlb_gen. */
- cpumask_set_cpu(cpu, mm_cpumask(next));
- next_tlb_gen = atomic64_read(&next->context.tlb_gen);
-
- if (this_cpu_read(cpu_tlbstate.ctxs[prev_asid].tlb_gen) <
- next_tlb_gen) {
- /*
- * Ideally, we'd have a flush_tlb() variant that
- * takes the known CR3 value as input. This would
- * be faster on Xen PV and on hypothetical CPUs
- * on which INVPCID is fast.
- */
- this_cpu_write(cpu_tlbstate.ctxs[prev_asid].tlb_gen,
- next_tlb_gen);
- write_cr3(build_cr3(next, prev_asid));
- trace_tlb_flush(TLB_FLUSH_ON_TASK_SWITCH,
- TLB_FLUSH_ALL);
- }
+ VM_WARN_ON(this_cpu_read(cpu_tlbstate.ctxs[prev_asid].ctx_id) !=
+ next->context.ctx_id);
/*
- * We just exited lazy mode, which means that CR4 and/or LDTR
- * may be stale. (Changes to the required CR4 and LDTR states
- * are not reflected in tlb_gen.)
+ * We don't currently support having a real mm loaded without
+ * our cpu set in mm_cpumask(). We have all the bookkeeping
+ * in place to figure out whether we would need to flush
+ * if our cpu were cleared in mm_cpumask(), but we don't
+ * currently use it.
*/
+ if (WARN_ON_ONCE(real_prev != &init_mm &&
+ !cpumask_test_cpu(cpu, mm_cpumask(next))))
+ cpumask_set_cpu(cpu, mm_cpumask(next));
+
+ return;
} else {
u16 new_asid;
bool need_flush;
@@ -199,10 +180,9 @@ void switch_mm_irqs_off(struct mm_struct *prev, struct mm_struct *next,
}
/* Stop remote flushes for the previous mm */
- if (cpumask_test_cpu(cpu, mm_cpumask(real_prev)))
- cpumask_clear_cpu(cpu, mm_cpumask(real_prev));
-
- VM_WARN_ON_ONCE(cpumask_test_cpu(cpu, mm_cpumask(next)));
+ VM_WARN_ON_ONCE(!cpumask_test_cpu(cpu, mm_cpumask(real_prev)) &&
+ real_prev != &init_mm);
+ cpumask_clear_cpu(cpu, mm_cpumask(real_prev));
/*
* Start remote flushes and then read tlb_gen.
@@ -216,12 +196,22 @@ void switch_mm_irqs_off(struct mm_struct *prev, struct mm_struct *next,
this_cpu_write(cpu_tlbstate.ctxs[new_asid].ctx_id, next->context.ctx_id);
this_cpu_write(cpu_tlbstate.ctxs[new_asid].tlb_gen, next_tlb_gen);
write_cr3(build_cr3(next, new_asid));
- trace_tlb_flush(TLB_FLUSH_ON_TASK_SWITCH,
- TLB_FLUSH_ALL);
+
+ /*
+ * NB: This gets called via leave_mm() in the idle path
+ * where RCU functions differently. Tracing normally
+ * uses RCU, so we need to use the _rcuidle variant.
+ *
+ * (There is no good reason for this. The idle code should
+ * be rearranged to call this before rcu_idle_enter().)
+ */
+ trace_tlb_flush_rcuidle(TLB_FLUSH_ON_TASK_SWITCH, TLB_FLUSH_ALL);
} else {
/* The new ASID is already up to date. */
write_cr3(build_cr3_noflush(next, new_asid));
- trace_tlb_flush(TLB_FLUSH_ON_TASK_SWITCH, 0);
+
+ /* See above wrt _rcuidle. */
+ trace_tlb_flush_rcuidle(TLB_FLUSH_ON_TASK_SWITCH, 0);
}
this_cpu_write(cpu_tlbstate.loaded_mm, next);
@@ -233,6 +223,40 @@ void switch_mm_irqs_off(struct mm_struct *prev, struct mm_struct *next,
}
/*
+ * Please ignore the name of this function. It should be called
+ * switch_to_kernel_thread().
+ *
+ * enter_lazy_tlb() is a hint from the scheduler that we are entering a
+ * kernel thread or other context without an mm. Acceptable implementations
+ * include doing nothing whatsoever, switching to init_mm, or various clever
+ * lazy tricks to try to minimize TLB flushes.
+ *
+ * The scheduler reserves the right to call enter_lazy_tlb() several times
+ * in a row. It will notify us that we're going back to a real mm by
+ * calling switch_mm_irqs_off().
+ */
+void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk)
+{
+ if (this_cpu_read(cpu_tlbstate.loaded_mm) == &init_mm)
+ return;
+
+ if (tlb_defer_switch_to_init_mm()) {
+ /*
+ * There's a significant optimization that may be possible
+ * here. We have accurate enough TLB flush tracking that we
+ * don't need to maintain coherence of TLB per se when we're
+ * lazy. We do, however, need to maintain coherence of
+ * paging-structure caches. We could, in principle, leave our
+ * old mm loaded and only switch to init_mm when
+ * tlb_remove_page() happens.
+ */
+ this_cpu_write(cpu_tlbstate.is_lazy, true);
+ } else {
+ switch_mm(NULL, &init_mm, NULL);
+ }
+}
+
+/*
* Call this when reinitializing a CPU. It fixes the following potential
* problems:
*
@@ -303,16 +327,20 @@ static void flush_tlb_func_common(const struct flush_tlb_info *f,
/* This code cannot presently handle being reentered. */
VM_WARN_ON(!irqs_disabled());
+ if (unlikely(loaded_mm == &init_mm))
+ return;
+
VM_WARN_ON(this_cpu_read(cpu_tlbstate.ctxs[loaded_mm_asid].ctx_id) !=
loaded_mm->context.ctx_id);
- if (!cpumask_test_cpu(smp_processor_id(), mm_cpumask(loaded_mm))) {
+ if (this_cpu_read(cpu_tlbstate.is_lazy)) {
/*
- * We're in lazy mode -- don't flush. We can get here on
- * remote flushes due to races and on local flushes if a
- * kernel thread coincidentally flushes the mm it's lazily
- * still using.
+ * We're in lazy mode. We need to at least flush our
+ * paging-structure cache to avoid speculatively reading
+ * garbage into our TLB. Since switching to init_mm is barely
+ * slower than a minimal flush, just switch to init_mm.
*/
+ switch_mm_irqs_off(NULL, &init_mm, NULL);
return;
}
diff --git a/arch/x86/oprofile/Makefile b/arch/x86/oprofile/Makefile
index 1599f568f0e2..4d49b5a27025 100644
--- a/arch/x86/oprofile/Makefile
+++ b/arch/x86/oprofile/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_OPROFILE) += oprofile.o
DRIVER_OBJS = $(addprefix ../../../drivers/oprofile/, \
diff --git a/arch/x86/pci/Makefile b/arch/x86/pci/Makefile
index 5c6fc3577a49..c806b57d3f22 100644
--- a/arch/x86/pci/Makefile
+++ b/arch/x86/pci/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y := i386.o init.o
obj-$(CONFIG_PCI_BIOS) += pcbios.o
diff --git a/arch/x86/pci/acpi.c b/arch/x86/pci/acpi.c
index 3961103e9176..7df49c40665e 100644
--- a/arch/x86/pci/acpi.c
+++ b/arch/x86/pci/acpi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/pci.h>
#include <linux/acpi.h>
#include <linux/init.h>
diff --git a/arch/x86/pci/amd_bus.c b/arch/x86/pci/amd_bus.c
index ae387e5ee6f7..649bdde63e32 100644
--- a/arch/x86/pci/amd_bus.c
+++ b/arch/x86/pci/amd_bus.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/topology.h>
diff --git a/arch/x86/pci/bus_numa.c b/arch/x86/pci/bus_numa.c
index 6eb3c8af96e2..2752c02e3f0e 100644
--- a/arch/x86/pci/bus_numa.c
+++ b/arch/x86/pci/bus_numa.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/range.h>
diff --git a/arch/x86/pci/bus_numa.h b/arch/x86/pci/bus_numa.h
index ff8f65b04574..697dd841b118 100644
--- a/arch/x86/pci/bus_numa.h
+++ b/arch/x86/pci/bus_numa.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __BUS_NUMA_H
#define __BUS_NUMA_H
/*
diff --git a/arch/x86/pci/direct.c b/arch/x86/pci/direct.c
index 15460590b8c5..2d9503323d10 100644
--- a/arch/x86/pci/direct.c
+++ b/arch/x86/pci/direct.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* direct.c - Low-level direct PCI config space access
*/
diff --git a/arch/x86/pci/early.c b/arch/x86/pci/early.c
index d1067d539bee..f0114007e915 100644
--- a/arch/x86/pci/early.c
+++ b/arch/x86/pci/early.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/pci.h>
#include <asm/pci-direct.h>
diff --git a/arch/x86/pci/fixup.c b/arch/x86/pci/fixup.c
index f2228b150faa..4210da7b44de 100644
--- a/arch/x86/pci/fixup.c
+++ b/arch/x86/pci/fixup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Exceptions for specific devices. Usually work-arounds for fatal design flaws.
*/
diff --git a/arch/x86/pci/i386.c b/arch/x86/pci/i386.c
index 7b4307163eac..ed4ac215305d 100644
--- a/arch/x86/pci/i386.c
+++ b/arch/x86/pci/i386.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Low-Level PCI Access for i386 machines
*
diff --git a/arch/x86/pci/init.c b/arch/x86/pci/init.c
index adb62aaa7ecd..5fc617edf108 100644
--- a/arch/x86/pci/init.c
+++ b/arch/x86/pci/init.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/pci.h>
#include <linux/init.h>
#include <asm/pci_x86.h>
diff --git a/arch/x86/pci/intel_mid_pci.c b/arch/x86/pci/intel_mid_pci.c
index b901ece278dd..1012a5f0f98d 100644
--- a/arch/x86/pci/intel_mid_pci.c
+++ b/arch/x86/pci/intel_mid_pci.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Intel MID PCI support
* Copyright (c) 2008 Intel Corporation
diff --git a/arch/x86/pci/irq.c b/arch/x86/pci/irq.c
index 0f5f60b14f48..0452629148be 100644
--- a/arch/x86/pci/irq.c
+++ b/arch/x86/pci/irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Low-Level PCI Support for PC -- Routing of Interrupts
*
diff --git a/arch/x86/pci/mmconfig-shared.c b/arch/x86/pci/mmconfig-shared.c
index d1b47d5bc9c3..96684d0adcf9 100644
--- a/arch/x86/pci/mmconfig-shared.c
+++ b/arch/x86/pci/mmconfig-shared.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* mmconfig-shared.c - Low-level direct PCI config space access via
* MMCONFIG - common code between i386 and x86-64.
diff --git a/arch/x86/pci/mmconfig_64.c b/arch/x86/pci/mmconfig_64.c
index f1c1aa0430ae..887d181b769b 100644
--- a/arch/x86/pci/mmconfig_64.c
+++ b/arch/x86/pci/mmconfig_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* mmconfig.c - Low-level direct PCI config space access via MMCONFIG
*
diff --git a/arch/x86/pci/pcbios.c b/arch/x86/pci/pcbios.c
index 76595408ff53..9c97d814125e 100644
--- a/arch/x86/pci/pcbios.c
+++ b/arch/x86/pci/pcbios.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* BIOS32 and PCI BIOS handling.
*/
diff --git a/arch/x86/platform/Makefile b/arch/x86/platform/Makefile
index 184842ef332e..d0e835470d01 100644
--- a/arch/x86/platform/Makefile
+++ b/arch/x86/platform/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Platform specific code goes here
obj-y += atom/
obj-y += ce4100/
diff --git a/arch/x86/platform/efi/Makefile b/arch/x86/platform/efi/Makefile
index 2f56e1ed61c3..e4dc3862d423 100644
--- a/arch/x86/platform/efi/Makefile
+++ b/arch/x86/platform/efi/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
OBJECT_FILES_NON_STANDARD_efi_thunk_$(BITS).o := y
OBJECT_FILES_NON_STANDARD_efi_stub_$(BITS).o := y
diff --git a/arch/x86/platform/efi/efi.c b/arch/x86/platform/efi/efi.c
index 928b6dceeca0..9061babfbc83 100644
--- a/arch/x86/platform/efi/efi.c
+++ b/arch/x86/platform/efi/efi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Common EFI (Extensible Firmware Interface) support functions
* Based on Extensible Firmware Interface Specification version 1.0
diff --git a/arch/x86/platform/efi/efi_32.c b/arch/x86/platform/efi/efi_32.c
index 52f7faa1538f..324b93328b37 100644
--- a/arch/x86/platform/efi/efi_32.c
+++ b/arch/x86/platform/efi/efi_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Extensible Firmware Interface
*
diff --git a/arch/x86/platform/efi/efi_64.c b/arch/x86/platform/efi/efi_64.c
index 12e83888e5b9..20fb31579b69 100644
--- a/arch/x86/platform/efi/efi_64.c
+++ b/arch/x86/platform/efi/efi_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* x86_64 specific EFI support functions
* Based on Extensible Firmware Interface Specification version 1.0
diff --git a/arch/x86/platform/efi/efi_stub_32.S b/arch/x86/platform/efi/efi_stub_32.S
index 040192b50d02..ab2e91e76894 100644
--- a/arch/x86/platform/efi/efi_stub_32.S
+++ b/arch/x86/platform/efi/efi_stub_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* EFI call stub for IA32.
*
diff --git a/arch/x86/platform/efi/efi_stub_64.S b/arch/x86/platform/efi/efi_stub_64.S
index cd95075944ab..74628ec78f29 100644
--- a/arch/x86/platform/efi/efi_stub_64.S
+++ b/arch/x86/platform/efi/efi_stub_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Function calling ABI conversion from Linux to EFI for x86_64
*
diff --git a/arch/x86/platform/efi/efi_thunk_64.S b/arch/x86/platform/efi/efi_thunk_64.S
index ff85d28c50f2..189b218da87c 100644
--- a/arch/x86/platform/efi/efi_thunk_64.S
+++ b/arch/x86/platform/efi/efi_thunk_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2014 Intel Corporation; author Matt Fleming
*
diff --git a/arch/x86/platform/intel-mid/device_libs/Makefile b/arch/x86/platform/intel-mid/device_libs/Makefile
index 53e0235e308f..480fed21cc7d 100644
--- a/arch/x86/platform/intel-mid/device_libs/Makefile
+++ b/arch/x86/platform/intel-mid/device_libs/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Family-Level Interface Shim (FLIS)
obj-$(subst m,y,$(CONFIG_PINCTRL_MERRIFIELD)) += platform_mrfld_pinctrl.o
# SDHCI Devices
diff --git a/arch/x86/platform/intel-quark/imr_selftest.c b/arch/x86/platform/intel-quark/imr_selftest.c
index b8f562049cad..42f879b75f9b 100644
--- a/arch/x86/platform/intel-quark/imr_selftest.c
+++ b/arch/x86/platform/intel-quark/imr_selftest.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/**
* imr_selftest.c -- Intel Isolated Memory Region self-test driver
*
diff --git a/arch/x86/platform/olpc/Makefile b/arch/x86/platform/olpc/Makefile
index fd332c533947..049f92a9379d 100644
--- a/arch/x86/platform/olpc/Makefile
+++ b/arch/x86/platform/olpc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_OLPC) += olpc.o olpc_ofw.o olpc_dt.o
obj-$(CONFIG_OLPC_XO1_PM) += olpc-xo1-pm.o xo1-wakeup.o
obj-$(CONFIG_OLPC_XO1_RTC) += olpc-xo1-rtc.o
diff --git a/arch/x86/platform/olpc/xo1-wakeup.S b/arch/x86/platform/olpc/xo1-wakeup.S
index 948deb289753..5fee3a2c2fd4 100644
--- a/arch/x86/platform/olpc/xo1-wakeup.S
+++ b/arch/x86/platform/olpc/xo1-wakeup.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.text
#include <linux/linkage.h>
#include <asm/segment.h>
diff --git a/arch/x86/power/Makefile b/arch/x86/power/Makefile
index 05041871ac90..a4701389562c 100644
--- a/arch/x86/power/Makefile
+++ b/arch/x86/power/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
OBJECT_FILES_NON_STANDARD_hibernate_asm_$(BITS).o := y
# __restore_processor_state() restores %gs after S3 resume and so should not
diff --git a/arch/x86/power/hibernate_asm_32.S b/arch/x86/power/hibernate_asm_32.S
index 1d0fa0e24070..6e56815e13a0 100644
--- a/arch/x86/power/hibernate_asm_32.S
+++ b/arch/x86/power/hibernate_asm_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This may not use any stack, nor any variable that is not "NoSave":
*
diff --git a/arch/x86/purgatory/Makefile b/arch/x86/purgatory/Makefile
index 7dbdb780264d..2f15a2ac4209 100644
--- a/arch/x86/purgatory/Makefile
+++ b/arch/x86/purgatory/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
OBJECT_FILES_NON_STANDARD := y
purgatory-y := purgatory.o stack.o setup-x86_$(BITS).o sha256.o entry64.o string.o
diff --git a/arch/x86/ras/Kconfig b/arch/x86/ras/Kconfig
index bb026699ad19..a9c3db125222 100644
--- a/arch/x86/ras/Kconfig
+++ b/arch/x86/ras/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config RAS_CEC
bool "Correctable Errors Collector"
depends on X86_MCE && MEMORY_FAILURE && DEBUG_FS
diff --git a/arch/x86/realmode/init.c b/arch/x86/realmode/init.c
index 1f71980fc5e0..ed84d3917a59 100644
--- a/arch/x86/realmode/init.c
+++ b/arch/x86/realmode/init.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/io.h>
#include <linux/slab.h>
#include <linux/memblock.h>
diff --git a/arch/x86/realmode/rm/header.S b/arch/x86/realmode/rm/header.S
index a28221d94e69..30b0d30d861a 100644
--- a/arch/x86/realmode/rm/header.S
+++ b/arch/x86/realmode/rm/header.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Real-mode blob header; this should match realmode.h and be
* readonly; for mutable data instead add pointers into the .data
diff --git a/arch/x86/realmode/rm/realmode.h b/arch/x86/realmode/rm/realmode.h
index d74cff6350ed..c76041a35397 100644
--- a/arch/x86/realmode/rm/realmode.h
+++ b/arch/x86/realmode/rm/realmode.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ARCH_X86_REALMODE_RM_REALMODE_H
#define ARCH_X86_REALMODE_RM_REALMODE_H
diff --git a/arch/x86/realmode/rm/realmode.lds.S b/arch/x86/realmode/rm/realmode.lds.S
index 86b2e8d6b1f1..df8e11e26bc3 100644
--- a/arch/x86/realmode/rm/realmode.lds.S
+++ b/arch/x86/realmode/rm/realmode.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* realmode.lds.S
*
diff --git a/arch/x86/realmode/rm/reboot.S b/arch/x86/realmode/rm/reboot.S
index d66c607bdc58..cd2f97b9623b 100644
--- a/arch/x86/realmode/rm/reboot.S
+++ b/arch/x86/realmode/rm/reboot.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/segment.h>
#include <asm/page_types.h>
diff --git a/arch/x86/realmode/rm/stack.S b/arch/x86/realmode/rm/stack.S
index 867ae87adfae..8d4cb64799ea 100644
--- a/arch/x86/realmode/rm/stack.S
+++ b/arch/x86/realmode/rm/stack.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Common heap and stack allocations
*/
diff --git a/arch/x86/realmode/rm/trampoline_32.S b/arch/x86/realmode/rm/trampoline_32.S
index 48ddd76bc4c3..2dd866c9e21e 100644
--- a/arch/x86/realmode/rm/trampoline_32.S
+++ b/arch/x86/realmode/rm/trampoline_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
*
* Trampoline.S Derived from Setup.S by Linus Torvalds
diff --git a/arch/x86/realmode/rm/trampoline_64.S b/arch/x86/realmode/rm/trampoline_64.S
index 614fd7064d0a..de53bd15df5a 100644
--- a/arch/x86/realmode/rm/trampoline_64.S
+++ b/arch/x86/realmode/rm/trampoline_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
*
* Trampoline.S Derived from Setup.S by Linus Torvalds
diff --git a/arch/x86/realmode/rm/trampoline_common.S b/arch/x86/realmode/rm/trampoline_common.S
index b1ecdb9692ad..7c706772ab59 100644
--- a/arch/x86/realmode/rm/trampoline_common.S
+++ b/arch/x86/realmode/rm/trampoline_common.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.section ".rodata","a"
.balign 16
tr_idt: .fill 1, 6, 0
diff --git a/arch/x86/realmode/rm/wakemain.c b/arch/x86/realmode/rm/wakemain.c
index 91405d515ec6..1d6437e6d2ba 100644
--- a/arch/x86/realmode/rm/wakemain.c
+++ b/arch/x86/realmode/rm/wakemain.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "wakeup.h"
#include "boot.h"
diff --git a/arch/x86/realmode/rm/wakeup.h b/arch/x86/realmode/rm/wakeup.h
index 7dd86a419f5d..0e4fd08ae447 100644
--- a/arch/x86/realmode/rm/wakeup.h
+++ b/arch/x86/realmode/rm/wakeup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Definitions for the wakeup data structure at the head of the
* wakeup code.
diff --git a/arch/x86/realmode/rm/wakeup_asm.S b/arch/x86/realmode/rm/wakeup_asm.S
index 9e7e14797a72..05ac9c17c811 100644
--- a/arch/x86/realmode/rm/wakeup_asm.S
+++ b/arch/x86/realmode/rm/wakeup_asm.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ACPI wakeup real mode startup stub
*/
diff --git a/arch/x86/realmode/rmpiggy.S b/arch/x86/realmode/rmpiggy.S
index 204c6ece0e97..c078dba40cef 100644
--- a/arch/x86/realmode/rmpiggy.S
+++ b/arch/x86/realmode/rmpiggy.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Wrapper script for the realmode binary as a transport object
* before copying to low memory.
diff --git a/arch/x86/tools/Makefile b/arch/x86/tools/Makefile
index 604a37efd4d5..972b8e8d939c 100644
--- a/arch/x86/tools/Makefile
+++ b/arch/x86/tools/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
PHONY += posttest
ifeq ($(KBUILD_VERBOSE),1)
diff --git a/arch/x86/tools/distill.awk b/arch/x86/tools/distill.awk
index c13c0ee48ab4..e0edeccc1429 100644
--- a/arch/x86/tools/distill.awk
+++ b/arch/x86/tools/distill.awk
@@ -1,4 +1,5 @@
#!/bin/awk -f
+# SPDX-License-Identifier: GPL-2.0
# Usage: objdump -d a.out | awk -f distill.awk | ./test_get_len
# Distills the disassembly as follows:
# - Removes all lines except the disassembled instructions.
diff --git a/arch/x86/tools/gen-insn-attr-x86.awk b/arch/x86/tools/gen-insn-attr-x86.awk
index a3d2c62fd805..b02a36b2c14f 100644
--- a/arch/x86/tools/gen-insn-attr-x86.awk
+++ b/arch/x86/tools/gen-insn-attr-x86.awk
@@ -1,4 +1,5 @@
#!/bin/awk -f
+# SPDX-License-Identifier: GPL-2.0
# gen-insn-attr-x86.awk: Instruction attribute table generator
# Written by Masami Hiramatsu <mhiramat@redhat.com>
#
diff --git a/arch/x86/tools/relocs.c b/arch/x86/tools/relocs.c
index 73eb7fd4aec4..5d73c443e778 100644
--- a/arch/x86/tools/relocs.c
+++ b/arch/x86/tools/relocs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* This is included from relocs_32/64.c */
#define ElfW(type) _ElfW(ELF_BITS, type)
diff --git a/arch/x86/tools/relocs.h b/arch/x86/tools/relocs.h
index 1d23bf953a4a..43c83c0fd22c 100644
--- a/arch/x86/tools/relocs.h
+++ b/arch/x86/tools/relocs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef RELOCS_H
#define RELOCS_H
diff --git a/arch/x86/tools/relocs_32.c b/arch/x86/tools/relocs_32.c
index b2ade2bb4162..9442ff78be83 100644
--- a/arch/x86/tools/relocs_32.c
+++ b/arch/x86/tools/relocs_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "relocs.h"
#define ELF_BITS 32
diff --git a/arch/x86/tools/relocs_64.c b/arch/x86/tools/relocs_64.c
index 56b61b743c4c..9029cb619cb1 100644
--- a/arch/x86/tools/relocs_64.c
+++ b/arch/x86/tools/relocs_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "relocs.h"
#define ELF_BITS 64
diff --git a/arch/x86/tools/relocs_common.c b/arch/x86/tools/relocs_common.c
index acab636bcb34..6634352a20bc 100644
--- a/arch/x86/tools/relocs_common.c
+++ b/arch/x86/tools/relocs_common.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "relocs.h"
void die(char *fmt, ...)
diff --git a/arch/x86/um/Kconfig b/arch/x86/um/Kconfig
index ed56a1c4ae73..13ed827c7c66 100644
--- a/arch/x86/um/Kconfig
+++ b/arch/x86/um/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
mainmenu "User Mode Linux/$SUBARCH $KERNELVERSION Kernel Configuration"
source "arch/um/Kconfig.common"
diff --git a/arch/x86/um/Makefile b/arch/x86/um/Makefile
index 46cbbfe03285..c2d3d7c51e9e 100644
--- a/arch/x86/um/Makefile
+++ b/arch/x86/um/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Copyright (C) 2002 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
#
diff --git a/arch/x86/um/asm/arch_hweight.h b/arch/x86/um/asm/arch_hweight.h
index c656cf443f4a..0d2d5fbb3a39 100644
--- a/arch/x86/um/asm/arch_hweight.h
+++ b/arch/x86/um/asm/arch_hweight.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_UM_HWEIGHT_H
#define _ASM_UM_HWEIGHT_H
diff --git a/arch/x86/um/asm/barrier.h b/arch/x86/um/asm/barrier.h
index 00c319048d52..b7d73400ea29 100644
--- a/arch/x86/um/asm/barrier.h
+++ b/arch/x86/um/asm/barrier.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_UM_BARRIER_H_
#define _ASM_UM_BARRIER_H_
diff --git a/arch/x86/um/asm/checksum.h b/arch/x86/um/asm/checksum.h
index 54d96f1e3594..2a56cac64687 100644
--- a/arch/x86/um/asm/checksum.h
+++ b/arch/x86/um/asm/checksum.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_CHECKSUM_H
#define __UM_CHECKSUM_H
diff --git a/arch/x86/um/asm/desc.h b/arch/x86/um/asm/desc.h
index 4ec34a51b62c..34de4e93d945 100644
--- a/arch/x86/um/asm/desc.h
+++ b/arch/x86/um/asm/desc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_DESC_H
#define __UM_DESC_H
diff --git a/arch/x86/um/asm/module.h b/arch/x86/um/asm/module.h
index 61af80e932eb..a3b061d66082 100644
--- a/arch/x86/um/asm/module.h
+++ b/arch/x86/um/asm/module.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_MODULE_H
#define __UM_MODULE_H
diff --git a/arch/x86/um/asm/processor.h b/arch/x86/um/asm/processor.h
index c77db2288982..593d5f3902bd 100644
--- a/arch/x86/um/asm/processor.h
+++ b/arch/x86/um/asm/processor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_PROCESSOR_H
#define __UM_PROCESSOR_H
diff --git a/arch/x86/um/asm/ptrace.h b/arch/x86/um/asm/ptrace.h
index b291ca5cf66b..83822fd42204 100644
--- a/arch/x86/um/asm/ptrace.h
+++ b/arch/x86/um/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_X86_PTRACE_H
#define __UM_X86_PTRACE_H
diff --git a/arch/x86/um/asm/segment.h b/arch/x86/um/asm/segment.h
index 41dd5e1f3cd7..453db377150d 100644
--- a/arch/x86/um/asm/segment.h
+++ b/arch/x86/um/asm/segment.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_SEGMENT_H
#define __UM_SEGMENT_H
diff --git a/arch/x86/um/asm/syscall.h b/arch/x86/um/asm/syscall.h
index 11ab90dc5f14..ef898af102d1 100644
--- a/arch/x86/um/asm/syscall.h
+++ b/arch/x86/um/asm/syscall.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_ASM_SYSCALL_H
#define __UM_ASM_SYSCALL_H
diff --git a/arch/x86/um/elfcore.c b/arch/x86/um/elfcore.c
index 7bb89a27a5e4..48a3eb09d951 100644
--- a/arch/x86/um/elfcore.c
+++ b/arch/x86/um/elfcore.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/elf.h>
#include <linux/coredump.h>
#include <linux/fs.h>
diff --git a/arch/x86/um/mem_64.c b/arch/x86/um/mem_64.c
index 7642e2e2aa61..c027e93d1002 100644
--- a/arch/x86/um/mem_64.c
+++ b/arch/x86/um/mem_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/mm.h>
#include <asm/elf.h>
diff --git a/arch/x86/um/os-Linux/mcontext.c b/arch/x86/um/os-Linux/mcontext.c
index 1d33d72c6284..49c3744cac37 100644
--- a/arch/x86/um/os-Linux/mcontext.c
+++ b/arch/x86/um/os-Linux/mcontext.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <sys/ucontext.h>
#define __FRAME_OFFSETS
#include <asm/ptrace.h>
diff --git a/arch/x86/um/os-Linux/task_size.c b/arch/x86/um/os-Linux/task_size.c
index 5adb6a2fd117..e62174638f00 100644
--- a/arch/x86/um/os-Linux/task_size.c
+++ b/arch/x86/um/os-Linux/task_size.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <stdlib.h>
#include <signal.h>
diff --git a/arch/x86/um/os-Linux/tls.c b/arch/x86/um/os-Linux/tls.c
index ed8ea90967dc..3e1b1bf6acbc 100644
--- a/arch/x86/um/os-Linux/tls.c
+++ b/arch/x86/um/os-Linux/tls.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include <linux/unistd.h>
diff --git a/arch/x86/um/setjmp_32.S b/arch/x86/um/setjmp_32.S
index 39053192918d..62eaf8c80e04 100644
--- a/arch/x86/um/setjmp_32.S
+++ b/arch/x86/um/setjmp_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#
# arch/i386/setjmp.S
#
diff --git a/arch/x86/um/setjmp_64.S b/arch/x86/um/setjmp_64.S
index c56942e1a38c..1b5d40d4ff46 100644
--- a/arch/x86/um/setjmp_64.S
+++ b/arch/x86/um/setjmp_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#
# arch/x86_64/setjmp.S
#
diff --git a/arch/x86/um/shared/sysdep/archsetjmp.h b/arch/x86/um/shared/sysdep/archsetjmp.h
index ff7766d28226..166cedbab926 100644
--- a/arch/x86/um/shared/sysdep/archsetjmp.h
+++ b/arch/x86/um/shared/sysdep/archsetjmp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef __i386__
#include "archsetjmp_32.h"
#else
diff --git a/arch/x86/um/shared/sysdep/archsetjmp_32.h b/arch/x86/um/shared/sysdep/archsetjmp_32.h
index 0f312085ce1d..fb08f2576438 100644
--- a/arch/x86/um/shared/sysdep/archsetjmp_32.h
+++ b/arch/x86/um/shared/sysdep/archsetjmp_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/um/include/sysdep-i386/archsetjmp.h
*/
diff --git a/arch/x86/um/shared/sysdep/archsetjmp_64.h b/arch/x86/um/shared/sysdep/archsetjmp_64.h
index 2af8f12ca161..9b499e457ba0 100644
--- a/arch/x86/um/shared/sysdep/archsetjmp_64.h
+++ b/arch/x86/um/shared/sysdep/archsetjmp_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/um/include/sysdep-x86_64/archsetjmp.h
*/
diff --git a/arch/x86/um/shared/sysdep/faultinfo.h b/arch/x86/um/shared/sysdep/faultinfo.h
index 862ecb1c7781..4390803e07a1 100644
--- a/arch/x86/um/shared/sysdep/faultinfo.h
+++ b/arch/x86/um/shared/sysdep/faultinfo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef __i386__
#include "faultinfo_32.h"
#else
diff --git a/arch/x86/um/shared/sysdep/kernel-offsets.h b/arch/x86/um/shared/sysdep/kernel-offsets.h
index 7e1d35b6ad5c..a004bffb7b8d 100644
--- a/arch/x86/um/shared/sysdep/kernel-offsets.h
+++ b/arch/x86/um/shared/sysdep/kernel-offsets.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/stddef.h>
#include <linux/sched.h>
#include <linux/elf.h>
diff --git a/arch/x86/um/shared/sysdep/ptrace.h b/arch/x86/um/shared/sysdep/ptrace.h
index eb9356904ad3..6ca4ecabc55b 100644
--- a/arch/x86/um/shared/sysdep/ptrace.h
+++ b/arch/x86/um/shared/sysdep/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SYSDEP_X86_PTRACE_H
#define __SYSDEP_X86_PTRACE_H
diff --git a/arch/x86/um/shared/sysdep/ptrace_user.h b/arch/x86/um/shared/sysdep/ptrace_user.h
index 16cd6b5e71f7..44782bbad41e 100644
--- a/arch/x86/um/shared/sysdep/ptrace_user.h
+++ b/arch/x86/um/shared/sysdep/ptrace_user.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <generated/user_constants.h>
#define PT_OFFSET(r) ((r) * sizeof(long))
diff --git a/arch/x86/um/shared/sysdep/stub.h b/arch/x86/um/shared/sysdep/stub.h
index 3f55e5bd3cec..ce0ca46ad383 100644
--- a/arch/x86/um/shared/sysdep/stub.h
+++ b/arch/x86/um/shared/sysdep/stub.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/unistd.h>
#include <sys/mman.h>
#include <signal.h>
diff --git a/arch/x86/um/shared/sysdep/syscalls.h b/arch/x86/um/shared/sysdep/syscalls.h
index bd9a89b67e41..b2060ac707f0 100644
--- a/arch/x86/um/shared/sysdep/syscalls.h
+++ b/arch/x86/um/shared/sysdep/syscalls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef __i386__
#include "syscalls_32.h"
#else
diff --git a/arch/x86/um/shared/sysdep/tls.h b/arch/x86/um/shared/sysdep/tls.h
index a682db13df23..b968016aa379 100644
--- a/arch/x86/um/shared/sysdep/tls.h
+++ b/arch/x86/um/shared/sysdep/tls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SYSDEP_TLS_H
#define _SYSDEP_TLS_H
diff --git a/arch/x86/um/stub_32.S b/arch/x86/um/stub_32.S
index 98816804e131..a193e88536a9 100644
--- a/arch/x86/um/stub_32.S
+++ b/arch/x86/um/stub_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <as-layout.h>
.section .__syscall_stub, "ax"
diff --git a/arch/x86/um/stub_64.S b/arch/x86/um/stub_64.S
index ba914b3b8cc4..8a95c5b2eaf9 100644
--- a/arch/x86/um/stub_64.S
+++ b/arch/x86/um/stub_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <as-layout.h>
.section .__syscall_stub, "ax"
diff --git a/arch/x86/um/sys_call_table_32.c b/arch/x86/um/sys_call_table_32.c
index bfce503dffae..9649b5ad2ca2 100644
--- a/arch/x86/um/sys_call_table_32.c
+++ b/arch/x86/um/sys_call_table_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* System call table for UML/i386, copied from arch/x86/kernel/syscall_*.c
* with some changes for UML.
diff --git a/arch/x86/um/sys_call_table_64.c b/arch/x86/um/sys_call_table_64.c
index f306413d3eb6..c8bc7fb8cbd6 100644
--- a/arch/x86/um/sys_call_table_64.c
+++ b/arch/x86/um/sys_call_table_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* System call table for UML/x86-64, copied from arch/x86/kernel/syscall_*.c
* with some changes for UML.
diff --git a/arch/x86/um/syscalls_32.c b/arch/x86/um/syscalls_32.c
index 627d68836b16..5c65254c8f35 100644
--- a/arch/x86/um/syscalls_32.c
+++ b/arch/x86/um/syscalls_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/syscalls.h>
#include <os.h>
diff --git a/arch/x86/um/tls_64.c b/arch/x86/um/tls_64.c
index 3ad714373d7f..3a621e0d3925 100644
--- a/arch/x86/um/tls_64.c
+++ b/arch/x86/um/tls_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/sched.h>
#include <asm/ptrace-abi.h>
diff --git a/arch/x86/um/user-offsets.c b/arch/x86/um/user-offsets.c
index 3099c209546f..5b37b7f952dd 100644
--- a/arch/x86/um/user-offsets.c
+++ b/arch/x86/um/user-offsets.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <stddef.h>
#include <signal.h>
diff --git a/arch/x86/um/vdso/Makefile b/arch/x86/um/vdso/Makefile
index 329406224330..10003359e633 100644
--- a/arch/x86/um/vdso/Makefile
+++ b/arch/x86/um/vdso/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Building vDSO images for x86.
#
diff --git a/arch/x86/um/vdso/checkundef.sh b/arch/x86/um/vdso/checkundef.sh
index 7ee90a9b549d..8e3ea6bb956f 100644
--- a/arch/x86/um/vdso/checkundef.sh
+++ b/arch/x86/um/vdso/checkundef.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
nm="$1"
file="$2"
$nm "$file" | grep '^ *U' > /dev/null 2>&1
diff --git a/arch/x86/um/vdso/vdso-layout.lds.S b/arch/x86/um/vdso/vdso-layout.lds.S
index 634a2cf62046..439b790df18f 100644
--- a/arch/x86/um/vdso/vdso-layout.lds.S
+++ b/arch/x86/um/vdso/vdso-layout.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Linker script for vDSO. This is an ELF shared object prelinked to
* its virtual address, and with only one read-only segment.
diff --git a/arch/x86/um/vdso/vdso.S b/arch/x86/um/vdso/vdso.S
index 1cb468adacbb..a4a3870dc059 100644
--- a/arch/x86/um/vdso/vdso.S
+++ b/arch/x86/um/vdso/vdso.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/init.h>
__INITDATA
diff --git a/arch/x86/um/vdso/vdso.lds.S b/arch/x86/um/vdso/vdso.lds.S
index b96b2677cad8..73c508587a98 100644
--- a/arch/x86/um/vdso/vdso.lds.S
+++ b/arch/x86/um/vdso/vdso.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Linker script for 64-bit vDSO.
* We #include the file to define the layout details.
diff --git a/arch/x86/xen/Kconfig b/arch/x86/xen/Kconfig
index 1ecd419811a2..f605825a04ab 100644
--- a/arch/x86/xen/Kconfig
+++ b/arch/x86/xen/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# This Kconfig describes xen options
#
diff --git a/arch/x86/xen/Makefile b/arch/x86/xen/Makefile
index bced7a369a11..d83cb5478f54 100644
--- a/arch/x86/xen/Makefile
+++ b/arch/x86/xen/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
OBJECT_FILES_NON_STANDARD_xen-asm_$(BITS).o := y
OBJECT_FILES_NON_STANDARD_xen-pvh.o := y
diff --git a/arch/x86/xen/apic.c b/arch/x86/xen/apic.c
index 4ba3fd7039b0..6b830d4cb4c8 100644
--- a/arch/x86/xen/apic.c
+++ b/arch/x86/xen/apic.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <asm/x86_init.h>
diff --git a/arch/x86/xen/debugfs.c b/arch/x86/xen/debugfs.c
index 1daff5545c0a..13da87918b4f 100644
--- a/arch/x86/xen/debugfs.c
+++ b/arch/x86/xen/debugfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/debugfs.h>
#include <linux/slab.h>
diff --git a/arch/x86/xen/debugfs.h b/arch/x86/xen/debugfs.h
index 12ebf3325c7b..6b813ad1091c 100644
--- a/arch/x86/xen/debugfs.h
+++ b/arch/x86/xen/debugfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _XEN_DEBUGFS_H
#define _XEN_DEBUGFS_H
diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
index 0e7ef69e8531..d669e9d89001 100644
--- a/arch/x86/xen/enlighten.c
+++ b/arch/x86/xen/enlighten.c
@@ -93,11 +93,11 @@ int xen_cpuhp_setup(int (*cpu_up_prepare_cb)(unsigned int),
int rc;
rc = cpuhp_setup_state_nocalls(CPUHP_XEN_PREPARE,
- "x86/xen/hvm_guest:prepare",
+ "x86/xen/guest:prepare",
cpu_up_prepare_cb, cpu_dead_cb);
if (rc >= 0) {
rc = cpuhp_setup_state_nocalls(CPUHP_AP_ONLINE_DYN,
- "x86/xen/hvm_guest:online",
+ "x86/xen/guest:online",
xen_cpu_up_online, NULL);
if (rc < 0)
cpuhp_remove_state_nocalls(CPUHP_XEN_PREPARE);
diff --git a/arch/x86/xen/enlighten_pv.c b/arch/x86/xen/enlighten_pv.c
index 73f809a6ca87..7b3b17f2ab50 100644
--- a/arch/x86/xen/enlighten_pv.c
+++ b/arch/x86/xen/enlighten_pv.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Core of Xen paravirt_ops implementation.
*
diff --git a/arch/x86/xen/enlighten_pvh.c b/arch/x86/xen/enlighten_pvh.c
index 98ab17673454..7bd3ee08393e 100644
--- a/arch/x86/xen/enlighten_pvh.c
+++ b/arch/x86/xen/enlighten_pvh.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/acpi.h>
#include <xen/hvc-console.h>
diff --git a/arch/x86/xen/irq.c b/arch/x86/xen/irq.c
index d4eff5676cfa..74179852e46c 100644
--- a/arch/x86/xen/irq.c
+++ b/arch/x86/xen/irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/hardirq.h>
#include <asm/x86_init.h>
diff --git a/arch/x86/xen/mmu.h b/arch/x86/xen/mmu.h
index 3fe2b3292915..a7e47cf7ec6c 100644
--- a/arch/x86/xen/mmu.h
+++ b/arch/x86/xen/mmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _XEN_MMU_H
#include <linux/linkage.h>
diff --git a/arch/x86/xen/mmu_hvm.c b/arch/x86/xen/mmu_hvm.c
index 1c57f1cd545c..2cfcfe4f6b2a 100644
--- a/arch/x86/xen/mmu_hvm.c
+++ b/arch/x86/xen/mmu_hvm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/crash_dump.h>
diff --git a/arch/x86/xen/multicalls.c b/arch/x86/xen/multicalls.c
index ea54a08d8301..dc502ca8263e 100644
--- a/arch/x86/xen/multicalls.c
+++ b/arch/x86/xen/multicalls.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Xen hypercall batching.
*
diff --git a/arch/x86/xen/multicalls.h b/arch/x86/xen/multicalls.h
index 9c2e74f9096c..1c51b2c87f30 100644
--- a/arch/x86/xen/multicalls.h
+++ b/arch/x86/xen/multicalls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _XEN_MULTICALLS_H
#define _XEN_MULTICALLS_H
diff --git a/arch/x86/xen/pmu.c b/arch/x86/xen/pmu.c
index b9fc52556bcc..7d00d4ad44d4 100644
--- a/arch/x86/xen/pmu.c
+++ b/arch/x86/xen/pmu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/interrupt.h>
diff --git a/arch/x86/xen/pmu.h b/arch/x86/xen/pmu.h
index 4be5355b56f7..0e83a160589b 100644
--- a/arch/x86/xen/pmu.h
+++ b/arch/x86/xen/pmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __XEN_PMU_H
#define __XEN_PMU_H
diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c
index ac55c02f98e9..c114ca767b3b 100644
--- a/arch/x86/xen/setup.c
+++ b/arch/x86/xen/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Machine specific setup for xen
*
diff --git a/arch/x86/xen/smp.c b/arch/x86/xen/smp.c
index e7f02eb73727..77c959cf81e7 100644
--- a/arch/x86/xen/smp.c
+++ b/arch/x86/xen/smp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/smp.h>
#include <linux/cpu.h>
#include <linux/slab.h>
diff --git a/arch/x86/xen/smp.h b/arch/x86/xen/smp.h
index 87d3c76cba37..bd02f9d50107 100644
--- a/arch/x86/xen/smp.h
+++ b/arch/x86/xen/smp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _XEN_SMP_H
#ifdef CONFIG_SMP
diff --git a/arch/x86/xen/smp_hvm.c b/arch/x86/xen/smp_hvm.c
index fd60abedf658..f8d39440b292 100644
--- a/arch/x86/xen/smp_hvm.c
+++ b/arch/x86/xen/smp_hvm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <asm/smp.h>
#include <xen/events.h>
diff --git a/arch/x86/xen/smp_pv.c b/arch/x86/xen/smp_pv.c
index 51471408fdd1..05f91ce9b55e 100644
--- a/arch/x86/xen/smp_pv.c
+++ b/arch/x86/xen/smp_pv.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Xen SMP support
*
diff --git a/arch/x86/xen/spinlock.c b/arch/x86/xen/spinlock.c
index 25a7c4302ce7..08324c64005d 100644
--- a/arch/x86/xen/spinlock.c
+++ b/arch/x86/xen/spinlock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Split spinlock implementation out into its own file, so it can be
* compiled in a FTRACE-compatible way.
diff --git a/arch/x86/xen/suspend.c b/arch/x86/xen/suspend.c
index d6b1680693a9..92bf5ecb6baf 100644
--- a/arch/x86/xen/suspend.c
+++ b/arch/x86/xen/suspend.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/tick.h>
diff --git a/arch/x86/xen/suspend_hvm.c b/arch/x86/xen/suspend_hvm.c
index 484999416d8b..e666b614cf6d 100644
--- a/arch/x86/xen/suspend_hvm.c
+++ b/arch/x86/xen/suspend_hvm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <xen/xen.h>
diff --git a/arch/x86/xen/suspend_pv.c b/arch/x86/xen/suspend_pv.c
index 3abe4f07f34a..a2e0f110af56 100644
--- a/arch/x86/xen/suspend_pv.c
+++ b/arch/x86/xen/suspend_pv.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <asm/fixmap.h>
diff --git a/arch/x86/xen/time.c b/arch/x86/xen/time.c
index 1ecb05db3632..80c2a4bdf230 100644
--- a/arch/x86/xen/time.c
+++ b/arch/x86/xen/time.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Xen time implementation.
*
diff --git a/arch/x86/xen/trace.c b/arch/x86/xen/trace.c
index a702ec2f5931..329f60eb95de 100644
--- a/arch/x86/xen/trace.c
+++ b/arch/x86/xen/trace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ftrace.h>
#include <xen/interface/xen.h>
#include <xen/interface/xen-mca.h>
diff --git a/arch/x86/xen/vga.c b/arch/x86/xen/vga.c
index 6722e3733f02..e336f223f7f4 100644
--- a/arch/x86/xen/vga.c
+++ b/arch/x86/xen/vga.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/screen_info.h>
#include <linux/init.h>
diff --git a/arch/x86/xen/xen-asm.S b/arch/x86/xen/xen-asm.S
index dcd31fa39b5d..8019edd0125c 100644
--- a/arch/x86/xen/xen-asm.S
+++ b/arch/x86/xen/xen-asm.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Asm versions of Xen pv-ops, suitable for direct use.
*
diff --git a/arch/x86/xen/xen-asm_32.S b/arch/x86/xen/xen-asm_32.S
index 1200e262a116..c15db060a242 100644
--- a/arch/x86/xen/xen-asm_32.S
+++ b/arch/x86/xen/xen-asm_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Asm versions of Xen pv-ops, suitable for direct use.
*
diff --git a/arch/x86/xen/xen-asm_64.S b/arch/x86/xen/xen-asm_64.S
index dae2cc33afb5..c98a48c861fd 100644
--- a/arch/x86/xen/xen-asm_64.S
+++ b/arch/x86/xen/xen-asm_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Asm versions of Xen pv-ops, suitable for direct use.
*
diff --git a/arch/x86/xen/xen-head.S b/arch/x86/xen/xen-head.S
index a7525e95d53f..b5b8d7f43557 100644
--- a/arch/x86/xen/xen-head.S
+++ b/arch/x86/xen/xen-head.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Xen-specific pieces of head.S, intended to be included in the right
place in head.S */
diff --git a/arch/x86/xen/xen-ops.h b/arch/x86/xen/xen-ops.h
index c8a6d224f7ed..f377e1820c6c 100644
--- a/arch/x86/xen/xen-ops.h
+++ b/arch/x86/xen/xen-ops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef XEN_OPS_H
#define XEN_OPS_H
diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig
index 7ad6d77b2f22..eb1f196c3f6e 100644
--- a/arch/xtensa/Kconfig
+++ b/arch/xtensa/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config ZONE_DMA
def_bool y
diff --git a/arch/xtensa/Kconfig.debug b/arch/xtensa/Kconfig.debug
index 8430af27de0a..f64c14adadb3 100644
--- a/arch/xtensa/Kconfig.debug
+++ b/arch/xtensa/Kconfig.debug
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Kernel hacking"
source "lib/Kconfig.debug"
diff --git a/arch/xtensa/boot/boot-redboot/bootstrap.S b/arch/xtensa/boot/boot-redboot/bootstrap.S
index 86c34dbc9cd0..bf7fabe6310d 100644
--- a/arch/xtensa/boot/boot-redboot/bootstrap.S
+++ b/arch/xtensa/boot/boot-redboot/bootstrap.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <variant/core.h>
#include <asm/regs.h>
#include <asm/asmmacro.h>
diff --git a/arch/xtensa/boot/dts/csp.dts b/arch/xtensa/boot/dts/csp.dts
index 4082f26716b9..885495460f7e 100644
--- a/arch/xtensa/boot/dts/csp.dts
+++ b/arch/xtensa/boot/dts/csp.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/ {
diff --git a/arch/xtensa/boot/dts/kc705.dts b/arch/xtensa/boot/dts/kc705.dts
index 6106bdc097ad..6887ff090fce 100644
--- a/arch/xtensa/boot/dts/kc705.dts
+++ b/arch/xtensa/boot/dts/kc705.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "xtfpga.dtsi"
/include/ "xtfpga-flash-128m.dtsi"
diff --git a/arch/xtensa/boot/dts/kc705_nommu.dts b/arch/xtensa/boot/dts/kc705_nommu.dts
index 65f3d741b964..d8e194a0f64e 100644
--- a/arch/xtensa/boot/dts/kc705_nommu.dts
+++ b/arch/xtensa/boot/dts/kc705_nommu.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "xtfpga.dtsi"
/include/ "xtfpga-flash-128m.dtsi"
diff --git a/arch/xtensa/boot/dts/lx200mx.dts b/arch/xtensa/boot/dts/lx200mx.dts
index 249822b99bd6..974a8d9041b3 100644
--- a/arch/xtensa/boot/dts/lx200mx.dts
+++ b/arch/xtensa/boot/dts/lx200mx.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "xtfpga.dtsi"
/include/ "xtfpga-flash-16m.dtsi"
diff --git a/arch/xtensa/boot/dts/lx60.dts b/arch/xtensa/boot/dts/lx60.dts
index a0f8b8ad3920..7c203c1c746a 100644
--- a/arch/xtensa/boot/dts/lx60.dts
+++ b/arch/xtensa/boot/dts/lx60.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "xtfpga.dtsi"
/include/ "xtfpga-flash-4m.dtsi"
diff --git a/arch/xtensa/boot/dts/ml605.dts b/arch/xtensa/boot/dts/ml605.dts
index 905c3a5035e9..08e5c8d47197 100644
--- a/arch/xtensa/boot/dts/ml605.dts
+++ b/arch/xtensa/boot/dts/ml605.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/include/ "xtfpga.dtsi"
/include/ "xtfpga-flash-16m.dtsi"
diff --git a/arch/xtensa/boot/dts/xtfpga-flash-128m.dtsi b/arch/xtensa/boot/dts/xtfpga-flash-128m.dtsi
index d3a88e029873..9bf8bad1dd18 100644
--- a/arch/xtensa/boot/dts/xtfpga-flash-128m.dtsi
+++ b/arch/xtensa/boot/dts/xtfpga-flash-128m.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
soc {
flash: flash@00000000 {
diff --git a/arch/xtensa/boot/dts/xtfpga-flash-16m.dtsi b/arch/xtensa/boot/dts/xtfpga-flash-16m.dtsi
index 1d97203c18e7..40c2f81f7cb6 100644
--- a/arch/xtensa/boot/dts/xtfpga-flash-16m.dtsi
+++ b/arch/xtensa/boot/dts/xtfpga-flash-16m.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
soc {
flash: flash@08000000 {
diff --git a/arch/xtensa/boot/dts/xtfpga-flash-4m.dtsi b/arch/xtensa/boot/dts/xtfpga-flash-4m.dtsi
index d1c621ca8be1..fb8d3a9f33c2 100644
--- a/arch/xtensa/boot/dts/xtfpga-flash-4m.dtsi
+++ b/arch/xtensa/boot/dts/xtfpga-flash-4m.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
soc {
flash: flash@08000000 {
diff --git a/arch/xtensa/boot/dts/xtfpga.dtsi b/arch/xtensa/boot/dts/xtfpga.dtsi
index 91616a9d79df..1090528825ec 100644
--- a/arch/xtensa/boot/dts/xtfpga.dtsi
+++ b/arch/xtensa/boot/dts/xtfpga.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
compatible = "cdns,xtensa-xtfpga";
#address-cells = <1>;
diff --git a/arch/xtensa/boot/lib/Makefile b/arch/xtensa/boot/lib/Makefile
index 6868f2ca6af8..d2a7f48564a4 100644
--- a/arch/xtensa/boot/lib/Makefile
+++ b/arch/xtensa/boot/lib/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for some libs needed by zImage.
#
diff --git a/arch/xtensa/boot/lib/zmem.c b/arch/xtensa/boot/lib/zmem.c
index d9862aa8ca25..e3ecd743c515 100644
--- a/arch/xtensa/boot/lib/zmem.c
+++ b/arch/xtensa/boot/lib/zmem.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/zlib.h>
/* bits taken from ppc */
diff --git a/arch/xtensa/include/asm/flat.h b/arch/xtensa/include/asm/flat.h
index 60e0d6a45795..b8532d7877b3 100644
--- a/arch/xtensa/include/asm/flat.h
+++ b/arch/xtensa/include/asm/flat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_XTENSA_FLAT_H
#define __ASM_XTENSA_FLAT_H
diff --git a/arch/xtensa/include/asm/nommu_context.h b/arch/xtensa/include/asm/nommu_context.h
index 22984fd1d846..2cebdbbdb633 100644
--- a/arch/xtensa/include/asm/nommu_context.h
+++ b/arch/xtensa/include/asm/nommu_context.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
static inline void init_mmu(void)
{
}
diff --git a/arch/xtensa/include/asm/spinlock_types.h b/arch/xtensa/include/asm/spinlock_types.h
index 7ec5ce10c9e9..bb1fe6c1816e 100644
--- a/arch/xtensa/include/asm/spinlock_types.h
+++ b/arch/xtensa/include/asm/spinlock_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SPINLOCK_TYPES_H
#define __ASM_SPINLOCK_TYPES_H
diff --git a/arch/xtensa/include/asm/unistd.h b/arch/xtensa/include/asm/unistd.h
index cb4c2ce8d447..ed66db3bc9bb 100644
--- a/arch/xtensa/include/asm/unistd.h
+++ b/arch/xtensa/include/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _XTENSA_UNISTD_H
#define _XTENSA_UNISTD_H
diff --git a/arch/xtensa/include/uapi/asm/byteorder.h b/arch/xtensa/include/uapi/asm/byteorder.h
index 54eb6315349c..5b9f832c2e77 100644
--- a/arch/xtensa/include/uapi/asm/byteorder.h
+++ b/arch/xtensa/include/uapi/asm/byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XTENSA_BYTEORDER_H
#define _XTENSA_BYTEORDER_H
diff --git a/arch/xtensa/include/uapi/asm/ioctls.h b/arch/xtensa/include/uapi/asm/ioctls.h
index 47d82c09be7b..ec43609cbfc5 100644
--- a/arch/xtensa/include/uapi/asm/ioctls.h
+++ b/arch/xtensa/include/uapi/asm/ioctls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/asm-xtensa/ioctls.h
*
diff --git a/arch/xtensa/include/uapi/asm/ipcbuf.h b/arch/xtensa/include/uapi/asm/ipcbuf.h
index c33aa6a42145..a57afa0b606f 100644
--- a/arch/xtensa/include/uapi/asm/ipcbuf.h
+++ b/arch/xtensa/include/uapi/asm/ipcbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/asm-xtensa/ipcbuf.h
*
diff --git a/arch/xtensa/include/uapi/asm/mman.h b/arch/xtensa/include/uapi/asm/mman.h
index b15b278aa314..2bfe590694fc 100644
--- a/arch/xtensa/include/uapi/asm/mman.h
+++ b/arch/xtensa/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/asm-xtensa/mman.h
*
diff --git a/arch/xtensa/include/uapi/asm/msgbuf.h b/arch/xtensa/include/uapi/asm/msgbuf.h
index 693c96755280..36e2e103ca38 100644
--- a/arch/xtensa/include/uapi/asm/msgbuf.h
+++ b/arch/xtensa/include/uapi/asm/msgbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/asm-xtensa/msgbuf.h
*
diff --git a/arch/xtensa/include/uapi/asm/param.h b/arch/xtensa/include/uapi/asm/param.h
index 87bc2eae630e..e6feb4ee0590 100644
--- a/arch/xtensa/include/uapi/asm/param.h
+++ b/arch/xtensa/include/uapi/asm/param.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/asm-xtensa/param.h
*
diff --git a/arch/xtensa/include/uapi/asm/poll.h b/arch/xtensa/include/uapi/asm/poll.h
index 9d2d5993f068..4d249040b33d 100644
--- a/arch/xtensa/include/uapi/asm/poll.h
+++ b/arch/xtensa/include/uapi/asm/poll.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/asm-xtensa/poll.h
*
diff --git a/arch/xtensa/include/uapi/asm/posix_types.h b/arch/xtensa/include/uapi/asm/posix_types.h
index 6e96be0d02d3..1dc67592881f 100644
--- a/arch/xtensa/include/uapi/asm/posix_types.h
+++ b/arch/xtensa/include/uapi/asm/posix_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/asm-xtensa/posix_types.h
*
diff --git a/arch/xtensa/include/uapi/asm/ptrace.h b/arch/xtensa/include/uapi/asm/ptrace.h
index 8853a0d544c8..a10b42963703 100644
--- a/arch/xtensa/include/uapi/asm/ptrace.h
+++ b/arch/xtensa/include/uapi/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/asm-xtensa/ptrace.h
*
diff --git a/arch/xtensa/include/uapi/asm/sembuf.h b/arch/xtensa/include/uapi/asm/sembuf.h
index c15870493b33..f61b6331a10c 100644
--- a/arch/xtensa/include/uapi/asm/sembuf.h
+++ b/arch/xtensa/include/uapi/asm/sembuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/asm-xtensa/sembuf.h
*
diff --git a/arch/xtensa/include/uapi/asm/setup.h b/arch/xtensa/include/uapi/asm/setup.h
index 9fa8ad979361..57e6c210e84f 100644
--- a/arch/xtensa/include/uapi/asm/setup.h
+++ b/arch/xtensa/include/uapi/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/asm-xtensa/setup.h
*
diff --git a/arch/xtensa/include/uapi/asm/shmbuf.h b/arch/xtensa/include/uapi/asm/shmbuf.h
index ad4b0121782c..26550bdc8430 100644
--- a/arch/xtensa/include/uapi/asm/shmbuf.h
+++ b/arch/xtensa/include/uapi/asm/shmbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/asm-xtensa/shmbuf.h
*
diff --git a/arch/xtensa/include/uapi/asm/sigcontext.h b/arch/xtensa/include/uapi/asm/sigcontext.h
index 03383af8c3b7..9cbf39e63f74 100644
--- a/arch/xtensa/include/uapi/asm/sigcontext.h
+++ b/arch/xtensa/include/uapi/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/asm-xtensa/sigcontext.h
*
diff --git a/arch/xtensa/include/uapi/asm/signal.h b/arch/xtensa/include/uapi/asm/signal.h
index 586756ee267a..005dec5bfde4 100644
--- a/arch/xtensa/include/uapi/asm/signal.h
+++ b/arch/xtensa/include/uapi/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/asm-xtensa/signal.h
*
diff --git a/arch/xtensa/include/uapi/asm/socket.h b/arch/xtensa/include/uapi/asm/socket.h
index 220059999e74..75a07b8119a9 100644
--- a/arch/xtensa/include/uapi/asm/socket.h
+++ b/arch/xtensa/include/uapi/asm/socket.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/asm-xtensa/socket.h
*
diff --git a/arch/xtensa/include/uapi/asm/sockios.h b/arch/xtensa/include/uapi/asm/sockios.h
index efe0af379f01..fb8ac3607189 100644
--- a/arch/xtensa/include/uapi/asm/sockios.h
+++ b/arch/xtensa/include/uapi/asm/sockios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/asm-xtensa/sockios.h
*
diff --git a/arch/xtensa/include/uapi/asm/stat.h b/arch/xtensa/include/uapi/asm/stat.h
index c4992038cee0..7b4d90d6d771 100644
--- a/arch/xtensa/include/uapi/asm/stat.h
+++ b/arch/xtensa/include/uapi/asm/stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/asm-xtensa/stat.h
*
diff --git a/arch/xtensa/include/uapi/asm/swab.h b/arch/xtensa/include/uapi/asm/swab.h
index 226a39162310..e677cf4cc092 100644
--- a/arch/xtensa/include/uapi/asm/swab.h
+++ b/arch/xtensa/include/uapi/asm/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/asm-xtensa/swab.h
*
diff --git a/arch/xtensa/include/uapi/asm/termbits.h b/arch/xtensa/include/uapi/asm/termbits.h
index 0d6c8715b24f..d4206a7c5138 100644
--- a/arch/xtensa/include/uapi/asm/termbits.h
+++ b/arch/xtensa/include/uapi/asm/termbits.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/asm-xtensa/termbits.h
*
diff --git a/arch/xtensa/include/uapi/asm/types.h b/arch/xtensa/include/uapi/asm/types.h
index 2efc921506c4..12db8ac38750 100644
--- a/arch/xtensa/include/uapi/asm/types.h
+++ b/arch/xtensa/include/uapi/asm/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/asm-xtensa/types.h
*
diff --git a/arch/xtensa/include/uapi/asm/unistd.h b/arch/xtensa/include/uapi/asm/unistd.h
index 6be7eb27fd29..bc3f62db5c5f 100644
--- a/arch/xtensa/include/uapi/asm/unistd.h
+++ b/arch/xtensa/include/uapi/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#if !defined(_UAPI_XTENSA_UNISTD_H) || defined(__SYSCALL)
#define _UAPI_XTENSA_UNISTD_H
diff --git a/arch/xtensa/kernel/Makefile b/arch/xtensa/kernel/Makefile
index 264fb89c444e..bb8d55775a97 100644
--- a/arch/xtensa/kernel/Makefile
+++ b/arch/xtensa/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux/Xtensa kernel.
#
diff --git a/arch/xtensa/kernel/irq.c b/arch/xtensa/kernel/irq.c
index 99341028cc77..18e4ef34ac45 100644
--- a/arch/xtensa/kernel/irq.c
+++ b/arch/xtensa/kernel/irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/xtensa/kernel/irq.c
*
diff --git a/arch/xtensa/mm/mmu.c b/arch/xtensa/mm/mmu.c
index abe4513eb0dd..358d748d9083 100644
--- a/arch/xtensa/mm/mmu.c
+++ b/arch/xtensa/mm/mmu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* xtensa mmu stuff
*
diff --git a/arch/xtensa/oprofile/Makefile b/arch/xtensa/oprofile/Makefile
index 69ffbe80f184..f559b9ffbb3f 100644
--- a/arch/xtensa/oprofile/Makefile
+++ b/arch/xtensa/oprofile/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_OPROFILE) += oprofile.o
DRIVER_OBJS = $(addprefix ../../../drivers/oprofile/, \
diff --git a/block/Kconfig b/block/Kconfig
index 3ab42bbb06d5..28ec55752b68 100644
--- a/block/Kconfig
+++ b/block/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Block layer core configuration
#
diff --git a/block/Kconfig.iosched b/block/Kconfig.iosched
index fd2cefa47d35..a4a8914bf7a4 100644
--- a/block/Kconfig.iosched
+++ b/block/Kconfig.iosched
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
if BLOCK
menu "IO Schedulers"
diff --git a/block/Makefile b/block/Makefile
index 9396ebc85d24..6a56303b9925 100644
--- a/block/Makefile
+++ b/block/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the kernel block layer
#
diff --git a/block/bio.c b/block/bio.c
index b38e962fa83e..101c2a9b5481 100644
--- a/block/bio.c
+++ b/block/bio.c
@@ -1239,8 +1239,8 @@ struct bio *bio_copy_user_iov(struct request_queue *q,
*/
bmd->is_our_pages = map_data ? 0 : 1;
memcpy(bmd->iov, iter->iov, sizeof(struct iovec) * iter->nr_segs);
- iov_iter_init(&bmd->iter, iter->type, bmd->iov,
- iter->nr_segs, iter->count);
+ bmd->iter = *iter;
+ bmd->iter.iov = bmd->iov;
ret = -ENOMEM;
bio = bio_kmalloc(gfp_mask, nr_pages);
@@ -1331,6 +1331,7 @@ struct bio *bio_map_user_iov(struct request_queue *q,
int ret, offset;
struct iov_iter i;
struct iovec iov;
+ struct bio_vec *bvec;
iov_for_each(iov, i, *iter) {
unsigned long uaddr = (unsigned long) iov.iov_base;
@@ -1375,7 +1376,12 @@ struct bio *bio_map_user_iov(struct request_queue *q,
ret = get_user_pages_fast(uaddr, local_nr_pages,
(iter->type & WRITE) != WRITE,
&pages[cur_page]);
- if (ret < local_nr_pages) {
+ if (unlikely(ret < local_nr_pages)) {
+ for (j = cur_page; j < page_limit; j++) {
+ if (!pages[j])
+ break;
+ put_page(pages[j]);
+ }
ret = -EFAULT;
goto out_unmap;
}
@@ -1383,6 +1389,7 @@ struct bio *bio_map_user_iov(struct request_queue *q,
offset = offset_in_page(uaddr);
for (j = cur_page; j < page_limit; j++) {
unsigned int bytes = PAGE_SIZE - offset;
+ unsigned short prev_bi_vcnt = bio->bi_vcnt;
if (len <= 0)
break;
@@ -1397,6 +1404,13 @@ struct bio *bio_map_user_iov(struct request_queue *q,
bytes)
break;
+ /*
+ * check if vector was merged with previous
+ * drop page reference if needed
+ */
+ if (bio->bi_vcnt == prev_bi_vcnt)
+ put_page(pages[j]);
+
len -= bytes;
offset = 0;
}
@@ -1423,10 +1437,8 @@ struct bio *bio_map_user_iov(struct request_queue *q,
return bio;
out_unmap:
- for (j = 0; j < nr_pages; j++) {
- if (!pages[j])
- break;
- put_page(pages[j]);
+ bio_for_each_segment_all(bvec, bio, j) {
+ put_page(bvec->bv_page);
}
out:
kfree(pages);
diff --git a/block/blk-ioc.c b/block/blk-ioc.c
index 63898d229cb9..f23311e4b201 100644
--- a/block/blk-ioc.c
+++ b/block/blk-ioc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Functions related to io context handling
*/
diff --git a/block/blk-lib.c b/block/blk-lib.c
index 62240f8832ca..63fb971d6574 100644
--- a/block/blk-lib.c
+++ b/block/blk-lib.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Functions related to generic helpers functions
*/
diff --git a/block/blk-map.c b/block/blk-map.c
index 2547016aa7aa..d5251edcc0dd 100644
--- a/block/blk-map.c
+++ b/block/blk-map.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Functions related to mapping data to requests
*/
diff --git a/block/blk-merge.c b/block/blk-merge.c
index aa524cad5bea..f5dedd57dff6 100644
--- a/block/blk-merge.c
+++ b/block/blk-merge.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Functions related to segment and merge handling
*/
diff --git a/block/blk-mq-debugfs.h b/block/blk-mq-debugfs.h
index a182e6f97565..b9d366e57097 100644
--- a/block/blk-mq-debugfs.h
+++ b/block/blk-mq-debugfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef INT_BLK_MQ_DEBUGFS_H
#define INT_BLK_MQ_DEBUGFS_H
diff --git a/block/blk-mq-sched.h b/block/blk-mq-sched.h
index 9267d0b7c197..ba1d1418a96d 100644
--- a/block/blk-mq-sched.h
+++ b/block/blk-mq-sched.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BLK_MQ_SCHED_H
#define BLK_MQ_SCHED_H
diff --git a/block/blk-mq-tag.h b/block/blk-mq-tag.h
index 5cb51e53cc03..c190165d92ea 100644
--- a/block/blk-mq-tag.h
+++ b/block/blk-mq-tag.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef INT_BLK_MQ_TAG_H
#define INT_BLK_MQ_TAG_H
diff --git a/block/blk-mq.h b/block/blk-mq.h
index ef15b3414da5..4933af9d61f7 100644
--- a/block/blk-mq.h
+++ b/block/blk-mq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef INT_BLK_MQ_H
#define INT_BLK_MQ_H
diff --git a/block/blk-softirq.c b/block/blk-softirq.c
index 07125e7941f4..01e2b353a2b9 100644
--- a/block/blk-softirq.c
+++ b/block/blk-softirq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Functions related to softirq rq completions
*/
diff --git a/block/blk-stat.h b/block/blk-stat.h
index 2fb20d1a341a..2dd36347252a 100644
--- a/block/blk-stat.h
+++ b/block/blk-stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BLK_STAT_H
#define BLK_STAT_H
diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c
index b8362c0df51d..e54be402899d 100644
--- a/block/blk-sysfs.c
+++ b/block/blk-sysfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Functions related to sysfs handling
*/
diff --git a/block/blk-tag.c b/block/blk-tag.c
index e1a9c15eb1b8..09f19c6c52ce 100644
--- a/block/blk-tag.c
+++ b/block/blk-tag.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Functions related to tagged command queuing
*/
diff --git a/block/blk-throttle.c b/block/blk-throttle.c
index 17816a028dcb..8631763866c6 100644
--- a/block/blk-throttle.c
+++ b/block/blk-throttle.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Interface for controlling IO bandwidth on a request queue
*
diff --git a/block/blk-wbt.h b/block/blk-wbt.h
index df6de50c5d59..a232c98fbf4d 100644
--- a/block/blk-wbt.h
+++ b/block/blk-wbt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef WB_THROTTLE_H
#define WB_THROTTLE_H
diff --git a/block/blk.h b/block/blk.h
index fcb9775b997d..85be8b232b37 100644
--- a/block/blk.h
+++ b/block/blk.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BLK_INTERNAL_H
#define BLK_INTERNAL_H
diff --git a/block/bounce.c b/block/bounce.c
index 5793c2dc1a15..fceb1a96480b 100644
--- a/block/bounce.c
+++ b/block/bounce.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* bounce buffer handling for block devices
*
* - Split from highmem.c
diff --git a/block/cmdline-parser.c b/block/cmdline-parser.c
index 9dbc67e42a99..f2a14571882b 100644
--- a/block/cmdline-parser.c
+++ b/block/cmdline-parser.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Parse command line, get partition information
*
diff --git a/block/compat_ioctl.c b/block/compat_ioctl.c
index abaf9d78a206..6ca015f92766 100644
--- a/block/compat_ioctl.c
+++ b/block/compat_ioctl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/blkdev.h>
#include <linux/blkpg.h>
#include <linux/blktrace_api.h>
diff --git a/block/partition-generic.c b/block/partition-generic.c
index 88c555db4e5d..91622db9aedf 100644
--- a/block/partition-generic.c
+++ b/block/partition-generic.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Code extracted from drivers/block/genhd.c
* Copyright (C) 1991-1998 Linus Torvalds
diff --git a/block/partitions/Kconfig b/block/partitions/Kconfig
index 9b29a996c311..37b9710cc80a 100644
--- a/block/partitions/Kconfig
+++ b/block/partitions/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Partition configuration
#
diff --git a/block/partitions/Makefile b/block/partitions/Makefile
index 37a95270503c..2f276b677c81 100644
--- a/block/partitions/Makefile
+++ b/block/partitions/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/block/partitions/acorn.h b/block/partitions/acorn.h
index ede828529692..67b06601ca4c 100644
--- a/block/partitions/acorn.h
+++ b/block/partitions/acorn.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/fs/partitions/acorn.h
*
diff --git a/block/partitions/aix.c b/block/partitions/aix.c
index f3ed7b2d89bf..007f95eea0e1 100644
--- a/block/partitions/aix.c
+++ b/block/partitions/aix.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* fs/partitions/aix.c
*
diff --git a/block/partitions/amiga.c b/block/partitions/amiga.c
index 2b13533d60a2..560936617d9c 100644
--- a/block/partitions/amiga.c
+++ b/block/partitions/amiga.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* fs/partitions/amiga.c
*
diff --git a/block/partitions/atari.c b/block/partitions/atari.c
index ff1fb93712c1..2305840c8522 100644
--- a/block/partitions/atari.c
+++ b/block/partitions/atari.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* fs/partitions/atari.c
*
diff --git a/block/partitions/atari.h b/block/partitions/atari.h
index f2ec43bfeec1..01c2b9457394 100644
--- a/block/partitions/atari.h
+++ b/block/partitions/atari.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* fs/partitions/atari.h
* Moved by Russell King from:
diff --git a/block/partitions/check.c b/block/partitions/check.c
index 16118d11dbfc..720145c49066 100644
--- a/block/partitions/check.c
+++ b/block/partitions/check.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* fs/partitions/check.c
*
diff --git a/block/partitions/check.h b/block/partitions/check.h
index eade17ea910b..6042f769471a 100644
--- a/block/partitions/check.h
+++ b/block/partitions/check.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/pagemap.h>
#include <linux/blkdev.h>
#include <linux/genhd.h>
diff --git a/block/partitions/cmdline.c b/block/partitions/cmdline.c
index 5141b563adf1..e333583ab38c 100644
--- a/block/partitions/cmdline.c
+++ b/block/partitions/cmdline.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2013 HUAWEI
* Author: Cai Zhiyong <caizhiyong@huawei.com>
diff --git a/block/partitions/cmdline.h b/block/partitions/cmdline.h
index 26e0f8da1414..e64a31636a1f 100644
--- a/block/partitions/cmdline.h
+++ b/block/partitions/cmdline.h
@@ -1,2 +1,3 @@
+/* SPDX-License-Identifier: GPL-2.0 */
int cmdline_partition(struct parsed_partitions *state);
diff --git a/block/partitions/ibm.c b/block/partitions/ibm.c
index 14b081af8d61..a5d480f807f3 100644
--- a/block/partitions/ibm.c
+++ b/block/partitions/ibm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Author(s)......: Holger Smolinski <Holger.Smolinski@de.ibm.com>
* Volker Sameske <sameske@de.ibm.com>
diff --git a/block/partitions/karma.c b/block/partitions/karma.c
index 9721fa589bb1..59812d705c3d 100644
--- a/block/partitions/karma.c
+++ b/block/partitions/karma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* fs/partitions/karma.c
* Rio Karma partition info.
diff --git a/block/partitions/mac.c b/block/partitions/mac.c
index 621317ac4d59..b6095335636c 100644
--- a/block/partitions/mac.c
+++ b/block/partitions/mac.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* fs/partitions/mac.c
*
diff --git a/block/partitions/mac.h b/block/partitions/mac.h
index 3c7d98436380..453ed2964804 100644
--- a/block/partitions/mac.h
+++ b/block/partitions/mac.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* fs/partitions/mac.h
*/
diff --git a/block/partitions/msdos.c b/block/partitions/msdos.c
index 5610cd537da7..0af3a3db6fb0 100644
--- a/block/partitions/msdos.c
+++ b/block/partitions/msdos.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* fs/partitions/msdos.c
*
diff --git a/block/partitions/osf.c b/block/partitions/osf.c
index 764b86a01965..4b873973d6c0 100644
--- a/block/partitions/osf.c
+++ b/block/partitions/osf.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* fs/partitions/osf.c
*
diff --git a/block/partitions/sgi.c b/block/partitions/sgi.c
index ea8a86dceaf4..d7b421c6e530 100644
--- a/block/partitions/sgi.c
+++ b/block/partitions/sgi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* fs/partitions/sgi.c
*
diff --git a/block/partitions/sun.c b/block/partitions/sun.c
index b5b6fcfb3d36..90f36724e796 100644
--- a/block/partitions/sun.c
+++ b/block/partitions/sun.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* fs/partitions/sun.c
*
diff --git a/block/partitions/sysv68.c b/block/partitions/sysv68.c
index 9627ccffc1c4..92e810826b01 100644
--- a/block/partitions/sysv68.c
+++ b/block/partitions/sysv68.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* fs/partitions/sysv68.c
*
diff --git a/block/partitions/ultrix.c b/block/partitions/ultrix.c
index 8dbaf9f77a99..ecd0d7346c3d 100644
--- a/block/partitions/ultrix.c
+++ b/block/partitions/ultrix.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* fs/partitions/ultrix.c
*
diff --git a/certs/Kconfig b/certs/Kconfig
index 6ce51ede9e9b..5f7663df6e8e 100644
--- a/certs/Kconfig
+++ b/certs/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Certificates for signature checking"
config MODULE_SIG_KEY
diff --git a/certs/Makefile b/certs/Makefile
index 847361ce14d1..5d0999b9e21b 100644
--- a/certs/Makefile
+++ b/certs/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel signature checking certificates.
#
diff --git a/certs/blacklist_hashes.c b/certs/blacklist_hashes.c
index 5bd449f7db17..344892337be0 100644
--- a/certs/blacklist_hashes.c
+++ b/certs/blacklist_hashes.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "blacklist.h"
const char __initdata *const blacklist_hashes[] = {
diff --git a/certs/blacklist_nohashes.c b/certs/blacklist_nohashes.c
index 851de10706a5..73fd99098ad7 100644
--- a/certs/blacklist_nohashes.c
+++ b/certs/blacklist_nohashes.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "blacklist.h"
const char __initdata *const blacklist_hashes[] = {
diff --git a/certs/system_certificates.S b/certs/system_certificates.S
index c9ceb71a43fe..3918ff7235ed 100644
--- a/certs/system_certificates.S
+++ b/certs/system_certificates.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/export.h>
#include <linux/init.h>
diff --git a/crypto/Kconfig b/crypto/Kconfig
index 0a121f9ddf8e..ac5fb37e6f4b 100644
--- a/crypto/Kconfig
+++ b/crypto/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Generic algorithms support
#
diff --git a/crypto/Makefile b/crypto/Makefile
index d41f0331b085..da190be60ce2 100644
--- a/crypto/Makefile
+++ b/crypto/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Cryptographic API
#
diff --git a/crypto/asymmetric_keys/Kconfig b/crypto/asymmetric_keys/Kconfig
index 331f6baf2df8..f3702e533ff4 100644
--- a/crypto/asymmetric_keys/Kconfig
+++ b/crypto/asymmetric_keys/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menuconfig ASYMMETRIC_KEY_TYPE
bool "Asymmetric (public-key cryptographic) key type"
depends on KEYS
diff --git a/crypto/asymmetric_keys/Makefile b/crypto/asymmetric_keys/Makefile
index 6516855bec18..4719aad5dec0 100644
--- a/crypto/asymmetric_keys/Makefile
+++ b/crypto/asymmetric_keys/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for asymmetric cryptographic keys
#
diff --git a/crypto/asymmetric_keys/asymmetric_type.c b/crypto/asymmetric_keys/asymmetric_type.c
index e4b0ed386bc8..39aecad286fe 100644
--- a/crypto/asymmetric_keys/asymmetric_type.c
+++ b/crypto/asymmetric_keys/asymmetric_type.c
@@ -57,6 +57,8 @@ struct key *find_asymmetric_key(struct key *keyring,
char *req, *p;
int len;
+ BUG_ON(!id_0 && !id_1);
+
if (id_0) {
lookup = id_0->data;
len = id_0->len;
@@ -105,7 +107,7 @@ struct key *find_asymmetric_key(struct key *keyring,
if (id_0 && id_1) {
const struct asymmetric_key_ids *kids = asymmetric_key_ids(key);
- if (!kids->id[0]) {
+ if (!kids->id[1]) {
pr_debug("First ID matches, but second is missing\n");
goto reject;
}
diff --git a/crypto/asymmetric_keys/pkcs7_parser.c b/crypto/asymmetric_keys/pkcs7_parser.c
index af4cd8649117..d140d8bb2c96 100644
--- a/crypto/asymmetric_keys/pkcs7_parser.c
+++ b/crypto/asymmetric_keys/pkcs7_parser.c
@@ -88,6 +88,9 @@ static int pkcs7_check_authattrs(struct pkcs7_message *msg)
bool want = false;
sinfo = msg->signed_infos;
+ if (!sinfo)
+ goto inconsistent;
+
if (sinfo->authattrs) {
want = true;
msg->have_authattrs = true;
diff --git a/crypto/async_tx/Kconfig b/crypto/async_tx/Kconfig
index f38a58aef3ec..89bafa2efc30 100644
--- a/crypto/async_tx/Kconfig
+++ b/crypto/async_tx/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config ASYNC_CORE
tristate
diff --git a/crypto/async_tx/Makefile b/crypto/async_tx/Makefile
index 462e4abbfe69..056e48245373 100644
--- a/crypto/async_tx/Makefile
+++ b/crypto/async_tx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_ASYNC_CORE) += async_tx.o
obj-$(CONFIG_ASYNC_MEMCPY) += async_memcpy.o
obj-$(CONFIG_ASYNC_XOR) += async_xor.o
diff --git a/crypto/ccm.c b/crypto/ccm.c
index 1ce37ae0ce56..0a083342ec8c 100644
--- a/crypto/ccm.c
+++ b/crypto/ccm.c
@@ -363,7 +363,7 @@ static int crypto_ccm_decrypt(struct aead_request *req)
unsigned int cryptlen = req->cryptlen;
u8 *authtag = pctx->auth_tag;
u8 *odata = pctx->odata;
- u8 *iv = req->iv;
+ u8 *iv = pctx->idata;
int err;
cryptlen -= authsize;
@@ -379,6 +379,8 @@ static int crypto_ccm_decrypt(struct aead_request *req)
if (req->src != req->dst)
dst = pctx->dst;
+ memcpy(iv, req->iv, 16);
+
skcipher_request_set_tfm(skreq, ctx->ctr);
skcipher_request_set_callback(skreq, pctx->flags,
crypto_ccm_decrypt_done, req);
diff --git a/crypto/ecc_curve_defs.h b/crypto/ecc_curve_defs.h
index 03ae5f714028..b80f45da829c 100644
--- a/crypto/ecc_curve_defs.h
+++ b/crypto/ecc_curve_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CRYTO_ECC_CURVE_DEFS_H
#define _CRYTO_ECC_CURVE_DEFS_H
diff --git a/crypto/ripemd.h b/crypto/ripemd.h
index c57a2d4ce8d9..93edbf52197d 100644
--- a/crypto/ripemd.h
+++ b/crypto/ripemd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Common values for RIPEMD algorithms
*/
diff --git a/crypto/shash.c b/crypto/shash.c
index 5e31c8d776df..325a14da5827 100644
--- a/crypto/shash.c
+++ b/crypto/shash.c
@@ -41,7 +41,7 @@ static int shash_setkey_unaligned(struct crypto_shash *tfm, const u8 *key,
int err;
absize = keylen + (alignmask & ~(crypto_tfm_ctx_alignment() - 1));
- buffer = kmalloc(absize, GFP_KERNEL);
+ buffer = kmalloc(absize, GFP_ATOMIC);
if (!buffer)
return -ENOMEM;
@@ -275,12 +275,14 @@ static int shash_async_finup(struct ahash_request *req)
int shash_ahash_digest(struct ahash_request *req, struct shash_desc *desc)
{
- struct scatterlist *sg = req->src;
- unsigned int offset = sg->offset;
unsigned int nbytes = req->nbytes;
+ struct scatterlist *sg;
+ unsigned int offset;
int err;
- if (nbytes < min(sg->length, ((unsigned int)(PAGE_SIZE)) - offset)) {
+ if (nbytes &&
+ (sg = req->src, offset = sg->offset,
+ nbytes < min(sg->length, ((unsigned int)(PAGE_SIZE)) - offset))) {
void *data;
data = kmap_atomic(sg_page(sg));
diff --git a/crypto/skcipher.c b/crypto/skcipher.c
index 4faa0fd53b0c..d5692e35fab1 100644
--- a/crypto/skcipher.c
+++ b/crypto/skcipher.c
@@ -426,14 +426,9 @@ static int skcipher_copy_iv(struct skcipher_walk *walk)
static int skcipher_walk_first(struct skcipher_walk *walk)
{
- walk->nbytes = 0;
-
if (WARN_ON_ONCE(in_irq()))
return -EDEADLK;
- if (unlikely(!walk->total))
- return 0;
-
walk->buffer = NULL;
if (unlikely(((unsigned long)walk->iv & walk->alignmask))) {
int err = skcipher_copy_iv(walk);
@@ -452,10 +447,15 @@ static int skcipher_walk_skcipher(struct skcipher_walk *walk,
{
struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
+ walk->total = req->cryptlen;
+ walk->nbytes = 0;
+
+ if (unlikely(!walk->total))
+ return 0;
+
scatterwalk_start(&walk->in, req->src);
scatterwalk_start(&walk->out, req->dst);
- walk->total = req->cryptlen;
walk->iv = req->iv;
walk->oiv = req->iv;
@@ -509,6 +509,11 @@ static int skcipher_walk_aead_common(struct skcipher_walk *walk,
struct crypto_aead *tfm = crypto_aead_reqtfm(req);
int err;
+ walk->nbytes = 0;
+
+ if (unlikely(!walk->total))
+ return 0;
+
walk->flags &= ~SKCIPHER_WALK_PHYS;
scatterwalk_start(&walk->in, req->src);
diff --git a/crypto/xts.c b/crypto/xts.c
index d86c11a8c882..e31828ed0046 100644
--- a/crypto/xts.c
+++ b/crypto/xts.c
@@ -554,8 +554,10 @@ static int create(struct crypto_template *tmpl, struct rtattr **tb)
ctx->name[len - 1] = 0;
if (snprintf(inst->alg.base.cra_name, CRYPTO_MAX_ALG_NAME,
- "xts(%s)", ctx->name) >= CRYPTO_MAX_ALG_NAME)
- return -ENAMETOOLONG;
+ "xts(%s)", ctx->name) >= CRYPTO_MAX_ALG_NAME) {
+ err = -ENAMETOOLONG;
+ goto err_drop_spawn;
+ }
} else
goto err_drop_spawn;
diff --git a/drivers/Kconfig b/drivers/Kconfig
index 505c676fa9c7..1d7af3c2ff27 100644
--- a/drivers/Kconfig
+++ b/drivers/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Device Drivers"
source "drivers/amba/Kconfig"
diff --git a/drivers/Makefile b/drivers/Makefile
index d90fdc413648..d242d3514d30 100644
--- a/drivers/Makefile
+++ b/drivers/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux kernel device drivers.
#
diff --git a/drivers/accessibility/Kconfig b/drivers/accessibility/Kconfig
index ef3b65bfdd0a..00f7512c9cf4 100644
--- a/drivers/accessibility/Kconfig
+++ b/drivers/accessibility/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menuconfig ACCESSIBILITY
bool "Accessibility support"
---help---
diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index 1ce52f84dc23..5b1938f4b626 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# ACPI Configuration
#
diff --git a/drivers/acpi/Makefile b/drivers/acpi/Makefile
index 90265ab4437a..cd1abc9bc325 100644
--- a/drivers/acpi/Makefile
+++ b/drivers/acpi/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux ACPI interpreter
#
diff --git a/drivers/acpi/acpica/Makefile b/drivers/acpi/acpica/Makefile
index 1709551bc4aa..e05232da0588 100644
--- a/drivers/acpi/acpica/Makefile
+++ b/drivers/acpi/acpica/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for ACPICA Core interpreter
#
diff --git a/drivers/acpi/apei/Kconfig b/drivers/acpi/apei/Kconfig
index de14d49a5c90..52ae5438edeb 100644
--- a/drivers/acpi/apei/Kconfig
+++ b/drivers/acpi/apei/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config HAVE_ACPI_APEI
bool
diff --git a/drivers/acpi/apei/Makefile b/drivers/acpi/apei/Makefile
index e50573de25f1..4dfac2128737 100644
--- a/drivers/acpi/apei/Makefile
+++ b/drivers/acpi/apei/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_ACPI_APEI) += apei.o
obj-$(CONFIG_ACPI_APEI_GHES) += ghes.o
obj-$(CONFIG_ACPI_APEI_EINJ) += einj.o
diff --git a/drivers/acpi/apei/apei-internal.h b/drivers/acpi/apei/apei-internal.h
index cb4126051f62..1d6ef9654725 100644
--- a/drivers/acpi/apei/apei-internal.h
+++ b/drivers/acpi/apei/apei-internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* apei-internal.h - ACPI Platform Error Interface internal
* definitions.
diff --git a/drivers/acpi/battery.h b/drivers/acpi/battery.h
index 6c084976987d..225f493d4c27 100644
--- a/drivers/acpi/battery.h
+++ b/drivers/acpi/battery.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ACPI_BATTERY_H
#define __ACPI_BATTERY_H
diff --git a/drivers/acpi/dptf/Kconfig b/drivers/acpi/dptf/Kconfig
index ac0a6ed0cf46..90a2fd979282 100644
--- a/drivers/acpi/dptf/Kconfig
+++ b/drivers/acpi/dptf/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config DPTF_POWER
tristate "DPTF Platform Power Participant"
depends on X86
diff --git a/drivers/acpi/event.c b/drivers/acpi/event.c
index 7fceb3b4691b..5a127f3f2d5c 100644
--- a/drivers/acpi/event.c
+++ b/drivers/acpi/event.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* event.c - exporting ACPI events via procfs
*
diff --git a/drivers/acpi/nfit/Kconfig b/drivers/acpi/nfit/Kconfig
index 929ba4da0b30..f7c57e33499e 100644
--- a/drivers/acpi/nfit/Kconfig
+++ b/drivers/acpi/nfit/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config ACPI_NFIT
tristate "ACPI NVDIMM Firmware Interface Table (NFIT)"
depends on PHYS_ADDR_T_64BIT
diff --git a/drivers/acpi/pmic/intel_pmic.h b/drivers/acpi/pmic/intel_pmic.h
index e8bfa7b865a5..095afc96952e 100644
--- a/drivers/acpi/pmic/intel_pmic.h
+++ b/drivers/acpi/pmic/intel_pmic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __INTEL_PMIC_H
#define __INTEL_PMIC_H
diff --git a/drivers/acpi/proc.c b/drivers/acpi/proc.c
index 85ac848ac6ab..652f19e6c541 100644
--- a/drivers/acpi/proc.c
+++ b/drivers/acpi/proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/proc_fs.h>
#include <linux/seq_file.h>
#include <linux/export.h>
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index 2736e25e9dc6..d50a7b6ccddd 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -710,6 +710,8 @@ static DEFINE_RAW_SPINLOCK(c3_lock);
static void acpi_idle_enter_bm(struct acpi_processor *pr,
struct acpi_processor_cx *cx, bool timer_bc)
{
+ acpi_unlazy_tlb(smp_processor_id());
+
/*
* Must be done before busmaster disable as we might need to
* access HPET !
diff --git a/drivers/acpi/processor_pdc.c b/drivers/acpi/processor_pdc.c
index 74f738cb6073..813f1b78c16a 100644
--- a/drivers/acpi/processor_pdc.c
+++ b/drivers/acpi/processor_pdc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2005 Intel Corporation
* Copyright (C) 2009 Hewlett-Packard Development Company, L.P.
diff --git a/drivers/acpi/property.c b/drivers/acpi/property.c
index 3fb8ff513461..e26ea209b63e 100644
--- a/drivers/acpi/property.c
+++ b/drivers/acpi/property.c
@@ -571,10 +571,9 @@ static int acpi_data_get_property_array(const struct acpi_device_data *data,
* }
* }
*
- * Calling this function with index %2 return %-ENOENT and with index %3
- * returns the last entry. If the property does not contain any more values
- * %-ENODATA is returned. The NULL entry must be single integer and
- * preferably contain value %0.
+ * Calling this function with index %2 or index %3 return %-ENOENT. If the
+ * property does not contain any more values %-ENOENT is returned. The NULL
+ * entry must be single integer and preferably contain value %0.
*
* Return: %0 on success, negative error code on failure.
*/
@@ -590,11 +589,11 @@ int __acpi_node_get_property_reference(const struct fwnode_handle *fwnode,
data = acpi_device_data_of_node(fwnode);
if (!data)
- return -EINVAL;
+ return -ENOENT;
ret = acpi_data_get_property(data, propname, ACPI_TYPE_ANY, &obj);
if (ret)
- return ret;
+ return ret == -EINVAL ? -ENOENT : -EINVAL;
/*
* The simplest case is when the value is a single reference. Just
@@ -606,7 +605,7 @@ int __acpi_node_get_property_reference(const struct fwnode_handle *fwnode,
ret = acpi_bus_get_device(obj->reference.handle, &device);
if (ret)
- return ret;
+ return ret == -ENODEV ? -EINVAL : ret;
args->adev = device;
args->nargs = 0;
@@ -622,8 +621,10 @@ int __acpi_node_get_property_reference(const struct fwnode_handle *fwnode,
* The index argument is then used to determine which reference
* the caller wants (along with the arguments).
*/
- if (obj->type != ACPI_TYPE_PACKAGE || index >= obj->package.count)
- return -EPROTO;
+ if (obj->type != ACPI_TYPE_PACKAGE)
+ return -EINVAL;
+ if (index >= obj->package.count)
+ return -ENOENT;
element = obj->package.elements;
end = element + obj->package.count;
@@ -635,7 +636,7 @@ int __acpi_node_get_property_reference(const struct fwnode_handle *fwnode,
ret = acpi_bus_get_device(element->reference.handle,
&device);
if (ret)
- return -ENODEV;
+ return -EINVAL;
nargs = 0;
element++;
@@ -649,11 +650,11 @@ int __acpi_node_get_property_reference(const struct fwnode_handle *fwnode,
else if (type == ACPI_TYPE_LOCAL_REFERENCE)
break;
else
- return -EPROTO;
+ return -EINVAL;
}
if (nargs > MAX_ACPI_REFERENCE_ARGS)
- return -EPROTO;
+ return -EINVAL;
if (idx == index) {
args->adev = device;
@@ -670,13 +671,13 @@ int __acpi_node_get_property_reference(const struct fwnode_handle *fwnode,
return -ENOENT;
element++;
} else {
- return -EPROTO;
+ return -EINVAL;
}
idx++;
}
- return -ENODATA;
+ return -ENOENT;
}
EXPORT_SYMBOL_GPL(__acpi_node_get_property_reference);
diff --git a/drivers/acpi/reboot.c b/drivers/acpi/reboot.c
index a6c77e8b37bd..71769fd687b2 100644
--- a/drivers/acpi/reboot.c
+++ b/drivers/acpi/reboot.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/pci.h>
#include <linux/acpi.h>
diff --git a/drivers/acpi/sbshc.h b/drivers/acpi/sbshc.h
index a57b0762dd7f..06372a37df10 100644
--- a/drivers/acpi/sbshc.h
+++ b/drivers/acpi/sbshc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
struct acpi_smb_hc;
enum acpi_smb_protocol {
SMBUS_WRITE_QUICK = 2,
diff --git a/drivers/acpi/sleep.h b/drivers/acpi/sleep.h
index a82ff74faf7a..41675d24a9bc 100644
--- a/drivers/acpi/sleep.h
+++ b/drivers/acpi/sleep.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
extern void acpi_enable_wakeup_devices(u8 sleep_state);
extern void acpi_disable_wakeup_devices(u8 sleep_state);
diff --git a/drivers/acpi/sysfs.c b/drivers/acpi/sysfs.c
index 78a5a23010ab..0fd57bf33524 100644
--- a/drivers/acpi/sysfs.c
+++ b/drivers/acpi/sysfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* sysfs.c - ACPI sysfs interface to userspace.
*/
diff --git a/drivers/acpi/wakeup.c b/drivers/acpi/wakeup.c
index 1638401ab282..9614126bf56e 100644
--- a/drivers/acpi/wakeup.c
+++ b/drivers/acpi/wakeup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* wakeup.c - support wakeup devices
* Copyright (C) 2004 Li Shaohua <shaohua.li@intel.com>
diff --git a/drivers/amba/Kconfig b/drivers/amba/Kconfig
index 294ba6f36396..fb6c7e0b4cce 100644
--- a/drivers/amba/Kconfig
+++ b/drivers/amba/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config ARM_AMBA
bool
diff --git a/drivers/android/Kconfig b/drivers/android/Kconfig
index 9801d852bd56..7dce3795b887 100644
--- a/drivers/android/Kconfig
+++ b/drivers/android/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Android"
config ANDROID
diff --git a/drivers/android/binder.c b/drivers/android/binder.c
index ab34239a76ee..fddf76ef5bd6 100644
--- a/drivers/android/binder.c
+++ b/drivers/android/binder.c
@@ -2582,6 +2582,48 @@ static bool binder_proc_transaction(struct binder_transaction *t,
return true;
}
+/**
+ * binder_get_node_refs_for_txn() - Get required refs on node for txn
+ * @node: struct binder_node for which to get refs
+ * @proc: returns @node->proc if valid
+ * @error: if no @proc then returns BR_DEAD_REPLY
+ *
+ * User-space normally keeps the node alive when creating a transaction
+ * since it has a reference to the target. The local strong ref keeps it
+ * alive if the sending process dies before the target process processes
+ * the transaction. If the source process is malicious or has a reference
+ * counting bug, relying on the local strong ref can fail.
+ *
+ * Since user-space can cause the local strong ref to go away, we also take
+ * a tmpref on the node to ensure it survives while we are constructing
+ * the transaction. We also need a tmpref on the proc while we are
+ * constructing the transaction, so we take that here as well.
+ *
+ * Return: The target_node with refs taken or NULL if no @node->proc is NULL.
+ * Also sets @proc if valid. If the @node->proc is NULL indicating that the
+ * target proc has died, @error is set to BR_DEAD_REPLY
+ */
+static struct binder_node *binder_get_node_refs_for_txn(
+ struct binder_node *node,
+ struct binder_proc **procp,
+ uint32_t *error)
+{
+ struct binder_node *target_node = NULL;
+
+ binder_node_inner_lock(node);
+ if (node->proc) {
+ target_node = node;
+ binder_inc_node_nilocked(node, 1, 0, NULL);
+ binder_inc_node_tmpref_ilocked(node);
+ node->proc->tmp_ref++;
+ *procp = node->proc;
+ } else
+ *error = BR_DEAD_REPLY;
+ binder_node_inner_unlock(node);
+
+ return target_node;
+}
+
static void binder_transaction(struct binder_proc *proc,
struct binder_thread *thread,
struct binder_transaction_data *tr, int reply,
@@ -2685,43 +2727,35 @@ static void binder_transaction(struct binder_proc *proc,
ref = binder_get_ref_olocked(proc, tr->target.handle,
true);
if (ref) {
- binder_inc_node(ref->node, 1, 0, NULL);
- target_node = ref->node;
- }
- binder_proc_unlock(proc);
- if (target_node == NULL) {
+ target_node = binder_get_node_refs_for_txn(
+ ref->node, &target_proc,
+ &return_error);
+ } else {
binder_user_error("%d:%d got transaction to invalid handle\n",
- proc->pid, thread->pid);
+ proc->pid, thread->pid);
return_error = BR_FAILED_REPLY;
- return_error_param = -EINVAL;
- return_error_line = __LINE__;
- goto err_invalid_target_handle;
}
+ binder_proc_unlock(proc);
} else {
mutex_lock(&context->context_mgr_node_lock);
target_node = context->binder_context_mgr_node;
- if (target_node == NULL) {
+ if (target_node)
+ target_node = binder_get_node_refs_for_txn(
+ target_node, &target_proc,
+ &return_error);
+ else
return_error = BR_DEAD_REPLY;
- mutex_unlock(&context->context_mgr_node_lock);
- return_error_line = __LINE__;
- goto err_no_context_mgr_node;
- }
- binder_inc_node(target_node, 1, 0, NULL);
mutex_unlock(&context->context_mgr_node_lock);
}
- e->to_node = target_node->debug_id;
- binder_node_lock(target_node);
- target_proc = target_node->proc;
- if (target_proc == NULL) {
- binder_node_unlock(target_node);
- return_error = BR_DEAD_REPLY;
+ if (!target_node) {
+ /*
+ * return_error is set above
+ */
+ return_error_param = -EINVAL;
return_error_line = __LINE__;
goto err_dead_binder;
}
- binder_inner_proc_lock(target_proc);
- target_proc->tmp_ref++;
- binder_inner_proc_unlock(target_proc);
- binder_node_unlock(target_node);
+ e->to_node = target_node->debug_id;
if (security_binder_transaction(proc->tsk,
target_proc->tsk) < 0) {
return_error = BR_FAILED_REPLY;
@@ -3071,6 +3105,8 @@ static void binder_transaction(struct binder_proc *proc,
if (target_thread)
binder_thread_dec_tmpref(target_thread);
binder_proc_dec_tmpref(target_proc);
+ if (target_node)
+ binder_dec_node_tmpref(target_node);
/*
* write barrier to synchronize with initialization
* of log entry
@@ -3090,6 +3126,8 @@ err_bad_parent:
err_copy_data_failed:
trace_binder_transaction_failed_buffer_release(t->buffer);
binder_transaction_buffer_release(target_proc, t->buffer, offp);
+ if (target_node)
+ binder_dec_node_tmpref(target_node);
target_node = NULL;
t->buffer->transaction = NULL;
binder_alloc_free_buf(&target_proc->alloc, t->buffer);
@@ -3104,13 +3142,14 @@ err_bad_call_stack:
err_empty_call_stack:
err_dead_binder:
err_invalid_target_handle:
-err_no_context_mgr_node:
if (target_thread)
binder_thread_dec_tmpref(target_thread);
if (target_proc)
binder_proc_dec_tmpref(target_proc);
- if (target_node)
+ if (target_node) {
binder_dec_node(target_node, 1, 0);
+ binder_dec_node_tmpref(target_node);
+ }
binder_debug(BINDER_DEBUG_FAILED_TRANSACTION,
"%d:%d transaction failed %d/%d, size %lld-%lld line %d\n",
@@ -3623,12 +3662,6 @@ static void binder_stat_br(struct binder_proc *proc,
}
}
-static int binder_has_thread_work(struct binder_thread *thread)
-{
- return !binder_worklist_empty(thread->proc, &thread->todo) ||
- thread->looper_need_return;
-}
-
static int binder_put_node_cmd(struct binder_proc *proc,
struct binder_thread *thread,
void __user **ptrp,
@@ -4258,12 +4291,9 @@ static unsigned int binder_poll(struct file *filp,
binder_inner_proc_unlock(thread->proc);
- if (binder_has_work(thread, wait_for_proc_work))
- return POLLIN;
-
poll_wait(filp, &thread->wait, wait);
- if (binder_has_thread_work(thread))
+ if (binder_has_work(thread, wait_for_proc_work))
return POLLIN;
return 0;
diff --git a/drivers/android/binder_alloc.c b/drivers/android/binder_alloc.c
index 064f5e31ec55..c2819a3d58a6 100644
--- a/drivers/android/binder_alloc.c
+++ b/drivers/android/binder_alloc.c
@@ -215,17 +215,12 @@ static int binder_update_page_range(struct binder_alloc *alloc, int allocate,
}
}
- if (!vma && need_mm)
- mm = get_task_mm(alloc->tsk);
+ if (!vma && need_mm && mmget_not_zero(alloc->vma_vm_mm))
+ mm = alloc->vma_vm_mm;
if (mm) {
down_write(&mm->mmap_sem);
vma = alloc->vma;
- if (vma && mm != alloc->vma_vm_mm) {
- pr_err("%d: vma mm and task mm mismatch\n",
- alloc->pid);
- vma = NULL;
- }
}
if (!vma && need_mm) {
@@ -565,7 +560,7 @@ static void binder_delete_free_buffer(struct binder_alloc *alloc,
binder_alloc_debug(BINDER_DEBUG_BUFFER_ALLOC,
"%d: merge free, buffer %pK do not share page with %pK or %pK\n",
alloc->pid, buffer->data,
- prev->data, next->data);
+ prev->data, next ? next->data : NULL);
binder_update_page_range(alloc, 0, buffer_start_page(buffer),
buffer_start_page(buffer) + PAGE_SIZE,
NULL);
@@ -720,6 +715,7 @@ int binder_alloc_mmap_handler(struct binder_alloc *alloc,
barrier();
alloc->vma = vma;
alloc->vma_vm_mm = vma->vm_mm;
+ mmgrab(alloc->vma_vm_mm);
return 0;
@@ -795,6 +791,8 @@ void binder_alloc_deferred_release(struct binder_alloc *alloc)
vfree(alloc->buffer);
}
mutex_unlock(&alloc->mutex);
+ if (alloc->vma_vm_mm)
+ mmdrop(alloc->vma_vm_mm);
binder_alloc_debug(BINDER_DEBUG_OPEN_CLOSE,
"%s: %d buffers %d, pages %d\n",
@@ -889,7 +887,6 @@ int binder_alloc_get_allocated_count(struct binder_alloc *alloc)
void binder_alloc_vma_close(struct binder_alloc *alloc)
{
WRITE_ONCE(alloc->vma, NULL);
- WRITE_ONCE(alloc->vma_vm_mm, NULL);
}
/**
@@ -926,9 +923,9 @@ enum lru_status binder_alloc_free_page(struct list_head *item,
page_addr = (uintptr_t)alloc->buffer + index * PAGE_SIZE;
vma = alloc->vma;
if (vma) {
- mm = get_task_mm(alloc->tsk);
- if (!mm)
- goto err_get_task_mm_failed;
+ if (!mmget_not_zero(alloc->vma_vm_mm))
+ goto err_mmget;
+ mm = alloc->vma_vm_mm;
if (!down_write_trylock(&mm->mmap_sem))
goto err_down_write_mmap_sem_failed;
}
@@ -963,7 +960,7 @@ enum lru_status binder_alloc_free_page(struct list_head *item,
err_down_write_mmap_sem_failed:
mmput_async(mm);
-err_get_task_mm_failed:
+err_mmget:
err_page_already_freed:
mutex_unlock(&alloc->mutex);
err_get_alloc_mutex_failed:
@@ -1002,7 +999,6 @@ struct shrinker binder_shrinker = {
*/
void binder_alloc_init(struct binder_alloc *alloc)
{
- alloc->tsk = current->group_leader;
alloc->pid = current->group_leader->pid;
mutex_init(&alloc->mutex);
INIT_LIST_HEAD(&alloc->buffers);
diff --git a/drivers/android/binder_alloc.h b/drivers/android/binder_alloc.h
index a3a3602c689c..2dd33b6df104 100644
--- a/drivers/android/binder_alloc.h
+++ b/drivers/android/binder_alloc.h
@@ -100,7 +100,6 @@ struct binder_lru_page {
*/
struct binder_alloc {
struct mutex mutex;
- struct task_struct *tsk;
struct vm_area_struct *vma;
struct mm_struct *vma_vm_mm;
void *buffer;
diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig
index 488c93724220..cb5339166563 100644
--- a/drivers/ata/Kconfig
+++ b/drivers/ata/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# SATA/PATA driver configuration
#
diff --git a/drivers/ata/Makefile b/drivers/ata/Makefile
index ff9cd2e37458..8daec3e657f8 100644
--- a/drivers/ata/Makefile
+++ b/drivers/ata/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_ATA) += libata.o
diff --git a/drivers/ata/libata-transport.h b/drivers/ata/libata-transport.h
index 2820cf864f11..08a57fb9dc61 100644
--- a/drivers/ata/libata-transport.h
+++ b/drivers/ata/libata-transport.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LIBATA_TRANSPORT_H
#define _LIBATA_TRANSPORT_H
diff --git a/drivers/ata/libata-zpodd.c b/drivers/ata/libata-zpodd.c
index 23a62e4015d0..de4ddd0e8550 100644
--- a/drivers/ata/libata-zpodd.c
+++ b/drivers/ata/libata-zpodd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/libata.h>
#include <linux/cdrom.h>
#include <linux/pm_runtime.h>
diff --git a/drivers/ata/sata_gemini.h b/drivers/ata/sata_gemini.h
index ca1837a394c8..6f6e691d6007 100644
--- a/drivers/ata/sata_gemini.h
+++ b/drivers/ata/sata_gemini.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Header for the Gemini SATA bridge */
#ifndef SATA_GEMINI_H
#define SATA_GEMINI_H
diff --git a/drivers/ata/sis.h b/drivers/ata/sis.h
index f7f3eebe666c..0be49691fb24 100644
--- a/drivers/ata/sis.h
+++ b/drivers/ata/sis.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
struct ata_port_info;
diff --git a/drivers/atm/Kconfig b/drivers/atm/Kconfig
index 31c60101a69a..2e2efa577437 100644
--- a/drivers/atm/Kconfig
+++ b/drivers/atm/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# ATM device configuration
#
diff --git a/drivers/atm/Makefile b/drivers/atm/Makefile
index c6c9ee9f5da2..aa191616a72e 100644
--- a/drivers/atm/Makefile
+++ b/drivers/atm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux network (ATM) device drivers.
#
diff --git a/drivers/atm/eni.h b/drivers/atm/eni.h
index 565e53a5cb78..de1ed802cbf8 100644
--- a/drivers/atm/eni.h
+++ b/drivers/atm/eni.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* drivers/atm/eni.h - Efficient Networks ENI155P device driver declarations */
/* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */
diff --git a/drivers/atm/fore200e.h b/drivers/atm/fore200e.h
index ba34a02b717d..c8a02c8fba15 100644
--- a/drivers/atm/fore200e.h
+++ b/drivers/atm/fore200e.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FORE200E_H
#define _FORE200E_H
diff --git a/drivers/atm/idt77105.h b/drivers/atm/idt77105.h
index 3fd2bc899761..8dfea9e361de 100644
--- a/drivers/atm/idt77105.h
+++ b/drivers/atm/idt77105.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* drivers/atm/idt77105.h - IDT77105 (PHY) declarations */
/* Written 1999 by Greg Banks, NEC Australia <gnb@linuxfan.com>. Based on suni.h */
diff --git a/drivers/atm/idt77252_tables.h b/drivers/atm/idt77252_tables.h
index b6c8ee512fb4..12b81e046a7b 100644
--- a/drivers/atm/idt77252_tables.h
+++ b/drivers/atm/idt77252_tables.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Do not edit, automatically generated by `./genrtbl'.
*
* Cell Line Rate: 353207.55 (155520000 bps)
diff --git a/drivers/atm/midway.h b/drivers/atm/midway.h
index d8bec0f2a71c..d47307adc0c9 100644
--- a/drivers/atm/midway.h
+++ b/drivers/atm/midway.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* drivers/atm/midway.h - Efficient Networks Midway (SAR) description */
/* Written 1995-1999 by Werner Almesberger, EPFL LRC/ICA */
diff --git a/drivers/atm/nicstar.h b/drivers/atm/nicstar.h
index 9bc27ea5088e..1b7f1dfc1735 100644
--- a/drivers/atm/nicstar.h
+++ b/drivers/atm/nicstar.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* nicstar.h
*
diff --git a/drivers/atm/nicstarmac.c b/drivers/atm/nicstarmac.c
index f594526f8c6d..e0dda9062e6b 100644
--- a/drivers/atm/nicstarmac.c
+++ b/drivers/atm/nicstarmac.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* this file included by nicstar.c
*/
diff --git a/drivers/atm/solos-attrlist.c b/drivers/atm/solos-attrlist.c
index 9a676ee30824..1830d1b8619f 100644
--- a/drivers/atm/solos-attrlist.c
+++ b/drivers/atm/solos-attrlist.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
SOLOS_ATTR_RO(DriverVersion)
SOLOS_ATTR_RO(APIVersion)
SOLOS_ATTR_RO(FirmwareVersion)
diff --git a/drivers/atm/suni.h b/drivers/atm/suni.h
index 7e3e656b3993..d28a50d47d8b 100644
--- a/drivers/atm/suni.h
+++ b/drivers/atm/suni.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* drivers/atm/suni.h - S/UNI PHY driver
*/
diff --git a/drivers/atm/tonga.h b/drivers/atm/tonga.h
index 672da96243ca..771b3f95246c 100644
--- a/drivers/atm/tonga.h
+++ b/drivers/atm/tonga.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* drivers/atm/tonga.h - Efficient Networks Tonga (PCI bridge) declarations */
/* Written 1995 by Werner Almesberger, EPFL LRC */
diff --git a/drivers/atm/uPD98401.h b/drivers/atm/uPD98401.h
index 0ab36503a4b7..f766a5ef0c5d 100644
--- a/drivers/atm/uPD98401.h
+++ b/drivers/atm/uPD98401.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* drivers/atm/uPD98401.h - NEC uPD98401 (SAR) declarations */
/* Written 1995 by Werner Almesberger, EPFL LRC */
diff --git a/drivers/atm/uPD98402.h b/drivers/atm/uPD98402.h
index c947214db7e3..437cfaa20c96 100644
--- a/drivers/atm/uPD98402.h
+++ b/drivers/atm/uPD98402.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* drivers/atm/uPD98402.h - NEC uPD98402 (PHY) declarations */
/* Written 1995 by Werner Almesberger, EPFL LRC */
diff --git a/drivers/atm/zatm.h b/drivers/atm/zatm.h
index ae9165ce15a0..8204369fe825 100644
--- a/drivers/atm/zatm.h
+++ b/drivers/atm/zatm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* drivers/atm/zatm.h - ZeitNet ZN122x device driver declarations */
/* Written 1995-1998 by Werner Almesberger, EPFL LRC/ICA */
diff --git a/drivers/atm/zeprom.h b/drivers/atm/zeprom.h
index 019bb82490e9..88e01f808a86 100644
--- a/drivers/atm/zeprom.h
+++ b/drivers/atm/zeprom.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* drivers/atm/zeprom.h - ZeitNet ZN122x EEPROM (NM93C46) declarations */
/* Written 1995,1996 by Werner Almesberger, EPFL LRC */
diff --git a/drivers/auxdisplay/Kconfig b/drivers/auxdisplay/Kconfig
index 9ae6681c90ad..d7d21118d3e0 100644
--- a/drivers/auxdisplay/Kconfig
+++ b/drivers/auxdisplay/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# For a description of the syntax of this configuration file,
# see Documentation/kbuild/kconfig-language.txt.
diff --git a/drivers/auxdisplay/Makefile b/drivers/auxdisplay/Makefile
index 2b8af3dc5e42..7ac6776ca3f6 100644
--- a/drivers/auxdisplay/Makefile
+++ b/drivers/auxdisplay/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the kernel auxiliary displays device drivers.
#
diff --git a/drivers/auxdisplay/img-ascii-lcd.c b/drivers/auxdisplay/img-ascii-lcd.c
index 25306fa27251..a9020f82eea7 100644
--- a/drivers/auxdisplay/img-ascii-lcd.c
+++ b/drivers/auxdisplay/img-ascii-lcd.c
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2016 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/drivers/base/Kconfig b/drivers/base/Kconfig
index 1a5f6a157a57..2f6614c9a229 100644
--- a/drivers/base/Kconfig
+++ b/drivers/base/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Generic Driver Options"
config UEVENT_HELPER
diff --git a/drivers/base/Makefile b/drivers/base/Makefile
index 397e5c344e6a..e32a52490051 100644
--- a/drivers/base/Makefile
+++ b/drivers/base/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for the Linux device tree
obj-y := component.o core.o bus.o dd.o syscore.o \
diff --git a/drivers/base/base.h b/drivers/base/base.h
index 539432a14b5c..d800de650fa5 100644
--- a/drivers/base/base.h
+++ b/drivers/base/base.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/notifier.h>
/**
diff --git a/drivers/base/devtmpfs.c b/drivers/base/devtmpfs.c
index d2fb9c8ed205..50025d7959cb 100644
--- a/drivers/base/devtmpfs.c
+++ b/drivers/base/devtmpfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* devtmpfs - kernel-maintained tmpfs-based /dev
*
diff --git a/drivers/base/dma-coherent.c b/drivers/base/dma-coherent.c
index 744f64f43454..1e6396bb807b 100644
--- a/drivers/base/dma-coherent.c
+++ b/drivers/base/dma-coherent.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Coherent per-device memory handling.
* Borrowed from i386
diff --git a/drivers/base/memory.c b/drivers/base/memory.c
index 4e3b61cda520..1d60b58a8c19 100644
--- a/drivers/base/memory.c
+++ b/drivers/base/memory.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Memory subsystem support
*
diff --git a/drivers/base/node.c b/drivers/base/node.c
index 3855902f2c5b..ee090ab9171c 100644
--- a/drivers/base/node.c
+++ b/drivers/base/node.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Basic Node interface support
*/
@@ -27,13 +28,21 @@ static struct bus_type node_subsys = {
static ssize_t node_read_cpumap(struct device *dev, bool list, char *buf)
{
+ ssize_t n;
+ cpumask_var_t mask;
struct node *node_dev = to_node(dev);
- const struct cpumask *mask = cpumask_of_node(node_dev->dev.id);
/* 2008/04/07: buf currently PAGE_SIZE, need 9 chars per 32 bits. */
BUILD_BUG_ON((NR_CPUS/32 * 9) > (PAGE_SIZE-1));
- return cpumap_print_to_pagebuf(list, buf, mask);
+ if (!alloc_cpumask_var(&mask, GFP_KERNEL))
+ return 0;
+
+ cpumask_and(mask, cpumask_of_node(node_dev->dev.id), cpu_online_mask);
+ n = cpumap_print_to_pagebuf(list, buf, mask);
+ free_cpumask_var(mask);
+
+ return n;
}
static inline ssize_t node_read_cpumask(struct device *dev,
diff --git a/drivers/base/power/Makefile b/drivers/base/power/Makefile
index 5998c53280f5..29cd71d8b360 100644
--- a/drivers/base/power/Makefile
+++ b/drivers/base/power/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_PM) += sysfs.o generic_ops.o common.o qos.o runtime.o wakeirq.o
obj-$(CONFIG_PM_SLEEP) += main.o wakeup.o
obj-$(CONFIG_PM_TRACE_RTC) += trace.o
diff --git a/drivers/base/power/power.h b/drivers/base/power/power.h
index a46e97e515c5..7beee75399d4 100644
--- a/drivers/base/power/power.h
+++ b/drivers/base/power/power.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/pm_qos.h>
static inline void device_pm_init_common(struct device *dev)
diff --git a/drivers/base/property.c b/drivers/base/property.c
index d0b65bbe7e15..7ed99c1b2a8b 100644
--- a/drivers/base/property.c
+++ b/drivers/base/property.c
@@ -21,6 +21,7 @@
#include <linux/phy.h>
struct property_set {
+ struct device *dev;
struct fwnode_handle fwnode;
const struct property_entry *properties;
};
@@ -682,6 +683,10 @@ EXPORT_SYMBOL_GPL(fwnode_property_match_string);
* Caller is responsible to call fwnode_handle_put() on the returned
* args->fwnode pointer.
*
+ * Returns: %0 on success
+ * %-ENOENT when the index is out of bounds, the index has an empty
+ * reference or the property was not found
+ * %-EINVAL on parse error
*/
int fwnode_property_get_reference_args(const struct fwnode_handle *fwnode,
const char *prop, const char *nargs_prop,
@@ -891,6 +896,7 @@ static struct property_set *pset_copy_set(const struct property_set *pset)
void device_remove_properties(struct device *dev)
{
struct fwnode_handle *fwnode;
+ struct property_set *pset;
fwnode = dev_fwnode(dev);
if (!fwnode)
@@ -900,16 +906,16 @@ void device_remove_properties(struct device *dev)
* the pset. If there is no real firmware node (ACPI/DT) primary
* will hold the pset.
*/
- if (is_pset_node(fwnode)) {
+ pset = to_pset_node(fwnode);
+ if (pset) {
set_primary_fwnode(dev, NULL);
- pset_free_set(to_pset_node(fwnode));
} else {
- fwnode = fwnode->secondary;
- if (!IS_ERR(fwnode) && is_pset_node(fwnode)) {
+ pset = to_pset_node(fwnode->secondary);
+ if (pset && dev == pset->dev)
set_secondary_fwnode(dev, NULL);
- pset_free_set(to_pset_node(fwnode));
- }
}
+ if (pset && dev == pset->dev)
+ pset_free_set(pset);
}
EXPORT_SYMBOL_GPL(device_remove_properties);
@@ -938,6 +944,7 @@ int device_add_properties(struct device *dev,
p->fwnode.ops = &pset_fwnode_ops;
set_secondary_fwnode(dev, &p->fwnode);
+ p->dev = dev;
return 0;
}
EXPORT_SYMBOL_GPL(device_add_properties);
diff --git a/drivers/base/regmap/Kconfig b/drivers/base/regmap/Kconfig
index 073c0b77e5b3..0368fd7b3a41 100644
--- a/drivers/base/regmap/Kconfig
+++ b/drivers/base/regmap/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Generic register map support. There are no user servicable options here,
# this is an API intended to be used by other kernel subsystems. These
# subsystems should select the appropriate symbols.
diff --git a/drivers/base/regmap/Makefile b/drivers/base/regmap/Makefile
index 0cf4abc8fbf1..0d298c446108 100644
--- a/drivers/base/regmap/Makefile
+++ b/drivers/base/regmap/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# For include/trace/define_trace.h to include trace.h
CFLAGS_regmap.o := -I$(src)
diff --git a/drivers/base/regmap/trace.h b/drivers/base/regmap/trace.h
index 64586a1c5a42..d4066fa079ab 100644
--- a/drivers/base/regmap/trace.h
+++ b/drivers/base/regmap/trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM regmap
diff --git a/drivers/base/test/Kconfig b/drivers/base/test/Kconfig
index 9aa0d45a60db..86e85daa80bf 100644
--- a/drivers/base/test/Kconfig
+++ b/drivers/base/test/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config TEST_ASYNC_DRIVER_PROBE
tristate "Build kernel module to test asynchronous driver probing"
depends on m
diff --git a/drivers/bcma/Kconfig b/drivers/bcma/Kconfig
index 54f81c554815..a2df1ad03463 100644
--- a/drivers/bcma/Kconfig
+++ b/drivers/bcma/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config BCMA_POSSIBLE
bool
depends on HAS_IOMEM && HAS_DMA
diff --git a/drivers/bcma/Makefile b/drivers/bcma/Makefile
index 087948a1d20d..f8c37de35da2 100644
--- a/drivers/bcma/Makefile
+++ b/drivers/bcma/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
bcma-y += main.o scan.o core.o sprom.o
bcma-y += driver_chipcommon.o driver_chipcommon_pmu.o
bcma-y += driver_chipcommon_b.o
diff --git a/drivers/bcma/bcma_private.h b/drivers/bcma/bcma_private.h
index 168fa175d65a..a4aac370f21f 100644
--- a/drivers/bcma/bcma_private.h
+++ b/drivers/bcma/bcma_private.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_BCMA_PRIVATE_H_
#define LINUX_BCMA_PRIVATE_H_
diff --git a/drivers/bcma/scan.h b/drivers/bcma/scan.h
index 30eb475e4d19..e53079a3daf7 100644
--- a/drivers/bcma/scan.h
+++ b/drivers/bcma/scan.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BCMA_SCAN_H_
#define BCMA_SCAN_H_
diff --git a/drivers/block/Kconfig b/drivers/block/Kconfig
index 2dfe99b328f8..7b2df7a54d87 100644
--- a/drivers/block/Kconfig
+++ b/drivers/block/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Block device driver configuration
#
diff --git a/drivers/block/Makefile b/drivers/block/Makefile
index 1f456d86a190..dc061158b403 100644
--- a/drivers/block/Makefile
+++ b/drivers/block/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the kernel block device drivers.
#
diff --git a/drivers/block/drbd/Kconfig b/drivers/block/drbd/Kconfig
index 7845bd6ee414..87aab6910d2d 100644
--- a/drivers/block/drbd/Kconfig
+++ b/drivers/block/drbd/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# DRBD device driver configuration
#
diff --git a/drivers/block/drbd/Makefile b/drivers/block/drbd/Makefile
index 4464e353c1e8..8bd534697d1b 100644
--- a/drivers/block/drbd/Makefile
+++ b/drivers/block/drbd/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
drbd-y := drbd_bitmap.o drbd_proc.o
drbd-y += drbd_worker.o drbd_receiver.o drbd_req.o drbd_actlog.o
drbd-y += drbd_main.o drbd_strings.o drbd_nl.o
diff --git a/drivers/block/drbd/drbd_debugfs.c b/drivers/block/drbd/drbd_debugfs.c
index 494837e59f23..ab21976a87b2 100644
--- a/drivers/block/drbd/drbd_debugfs.c
+++ b/drivers/block/drbd/drbd_debugfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define pr_fmt(fmt) "drbd debugfs: " fmt
#include <linux/kernel.h>
#include <linux/module.h>
diff --git a/drivers/block/drbd/drbd_debugfs.h b/drivers/block/drbd/drbd_debugfs.h
index 8bee21340dce..4ecfbb3358d7 100644
--- a/drivers/block/drbd/drbd_debugfs.h
+++ b/drivers/block/drbd/drbd_debugfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/debugfs.h>
diff --git a/drivers/block/drbd/drbd_interval.c b/drivers/block/drbd/drbd_interval.c
index 51b25ad85251..c58986556161 100644
--- a/drivers/block/drbd/drbd_interval.c
+++ b/drivers/block/drbd/drbd_interval.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <asm/bug.h>
#include <linux/rbtree_augmented.h>
#include "drbd_interval.h"
diff --git a/drivers/block/drbd/drbd_interval.h b/drivers/block/drbd/drbd_interval.h
index 23c5a94428d2..b8c2dee5edc8 100644
--- a/drivers/block/drbd/drbd_interval.h
+++ b/drivers/block/drbd/drbd_interval.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DRBD_INTERVAL_H
#define __DRBD_INTERVAL_H
diff --git a/drivers/block/drbd/drbd_nla.c b/drivers/block/drbd/drbd_nla.c
index 6bf806df60dc..8e261cb5198b 100644
--- a/drivers/block/drbd/drbd_nla.c
+++ b/drivers/block/drbd/drbd_nla.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <net/netlink.h>
#include <linux/drbd_genl_api.h>
diff --git a/drivers/block/drbd/drbd_nla.h b/drivers/block/drbd/drbd_nla.h
index 679c2d5b4535..f5eaffb6474e 100644
--- a/drivers/block/drbd/drbd_nla.h
+++ b/drivers/block/drbd/drbd_nla.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DRBD_NLA_H
#define __DRBD_NLA_H
diff --git a/drivers/block/drbd/drbd_protocol.h b/drivers/block/drbd/drbd_protocol.h
index 4d296800f706..c3081f93051c 100644
--- a/drivers/block/drbd/drbd_protocol.h
+++ b/drivers/block/drbd/drbd_protocol.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DRBD_PROTOCOL_H
#define __DRBD_PROTOCOL_H
diff --git a/drivers/block/drbd/drbd_state.h b/drivers/block/drbd/drbd_state.h
index 0276c98fbbdd..ea58301d0895 100644
--- a/drivers/block/drbd/drbd_state.h
+++ b/drivers/block/drbd/drbd_state.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DRBD_STATE_H
#define DRBD_STATE_H
diff --git a/drivers/block/drbd/drbd_state_change.h b/drivers/block/drbd/drbd_state_change.h
index 9e503a1a0bfb..ba80f612d6ab 100644
--- a/drivers/block/drbd/drbd_state_change.h
+++ b/drivers/block/drbd/drbd_state_change.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DRBD_STATE_CHANGE_H
#define DRBD_STATE_CHANGE_H
diff --git a/drivers/block/drbd/drbd_strings.h b/drivers/block/drbd/drbd_strings.h
index f9923cc88afb..87b94a27358a 100644
--- a/drivers/block/drbd/drbd_strings.h
+++ b/drivers/block/drbd/drbd_strings.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DRBD_STRINGS_H
#define __DRBD_STRINGS_H
diff --git a/drivers/block/mtip32xx/Kconfig b/drivers/block/mtip32xx/Kconfig
index 0ba837fc62a8..bf221358567e 100644
--- a/drivers/block/mtip32xx/Kconfig
+++ b/drivers/block/mtip32xx/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# mtip32xx device driver configuration
#
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index 883dfebd3014..9adfb5445f8d 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -243,7 +243,6 @@ static void nbd_size_set(struct nbd_device *nbd, loff_t blocksize,
struct nbd_config *config = nbd->config;
config->blksize = blocksize;
config->bytesize = blocksize * nr_blocks;
- nbd_size_update(nbd);
}
static void nbd_complete_rq(struct request *req)
@@ -387,6 +386,15 @@ static int sock_xmit(struct nbd_device *nbd, int index, int send,
return result;
}
+/*
+ * Different settings for sk->sk_sndtimeo can result in different return values
+ * if there is a signal pending when we enter sendmsg, because reasons?
+ */
+static inline int was_interrupted(int result)
+{
+ return result == -ERESTARTSYS || result == -EINTR;
+}
+
/* always call with the tx_lock held */
static int nbd_send_cmd(struct nbd_device *nbd, struct nbd_cmd *cmd, int index)
{
@@ -459,7 +467,7 @@ static int nbd_send_cmd(struct nbd_device *nbd, struct nbd_cmd *cmd, int index)
result = sock_xmit(nbd, index, 1, &from,
(type == NBD_CMD_WRITE) ? MSG_MORE : 0, &sent);
if (result <= 0) {
- if (result == -ERESTARTSYS) {
+ if (was_interrupted(result)) {
/* If we havne't sent anything we can just return BUSY,
* however if we have sent something we need to make
* sure we only allow this req to be sent until we are
@@ -503,7 +511,7 @@ send_pages:
}
result = sock_xmit(nbd, index, 1, &from, flags, &sent);
if (result <= 0) {
- if (result == -ERESTARTSYS) {
+ if (was_interrupted(result)) {
/* We've already sent the header, we
* have no choice but to set pending and
* return BUSY.
@@ -1094,6 +1102,7 @@ static int nbd_start_device(struct nbd_device *nbd)
args->index = i;
queue_work(recv_workqueue, &args->work);
}
+ nbd_size_update(nbd);
return error;
}
diff --git a/drivers/block/paride/Kconfig b/drivers/block/paride/Kconfig
index 3a15247942e4..b226835a909a 100644
--- a/drivers/block/paride/Kconfig
+++ b/drivers/block/paride/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# PARIDE configuration
#
diff --git a/drivers/block/paride/Makefile b/drivers/block/paride/Makefile
index a539e004bb7a..cf1742a8475e 100644
--- a/drivers/block/paride/Makefile
+++ b/drivers/block/paride/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for Parallel port IDE device drivers.
#
diff --git a/drivers/block/paride/mkd b/drivers/block/paride/mkd
index 971f099b40aa..6d0d802479ea 100644
--- a/drivers/block/paride/mkd
+++ b/drivers/block/paride/mkd
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
#
# mkd -- a script to create the device special files for the PARIDE subsystem
#
diff --git a/drivers/block/skd_main.c b/drivers/block/skd_main.c
index 7cedb4295e9d..64d0fc17c174 100644
--- a/drivers/block/skd_main.c
+++ b/drivers/block/skd_main.c
@@ -2604,7 +2604,7 @@ static void *skd_alloc_dma(struct skd_device *skdev, struct kmem_cache *s,
return NULL;
*dma_handle = dma_map_single(dev, buf, s->size, dir);
if (dma_mapping_error(dev, *dma_handle)) {
- kfree(buf);
+ kmem_cache_free(s, buf);
buf = NULL;
}
return buf;
diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
index 34e17ee799be..68846897d213 100644
--- a/drivers/block/virtio_blk.c
+++ b/drivers/block/virtio_blk.c
@@ -593,10 +593,22 @@ static int virtblk_map_queues(struct blk_mq_tag_set *set)
return blk_mq_virtio_map_queues(set, vblk->vdev, 0);
}
+#ifdef CONFIG_VIRTIO_BLK_SCSI
+static void virtblk_initialize_rq(struct request *req)
+{
+ struct virtblk_req *vbr = blk_mq_rq_to_pdu(req);
+
+ scsi_req_init(&vbr->sreq);
+}
+#endif
+
static const struct blk_mq_ops virtio_mq_ops = {
.queue_rq = virtio_queue_rq,
.complete = virtblk_request_done,
.init_request = virtblk_init_request,
+#ifdef CONFIG_VIRTIO_BLK_SCSI
+ .initialize_rq_fn = virtblk_initialize_rq,
+#endif
.map_queues = virtblk_map_queues,
};
diff --git a/drivers/block/zram/Kconfig b/drivers/block/zram/Kconfig
index 7cd4a8ec3c8f..ac3a31d433b2 100644
--- a/drivers/block/zram/Kconfig
+++ b/drivers/block/zram/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config ZRAM
tristate "Compressed RAM block device support"
depends on BLOCK && SYSFS && ZSMALLOC && CRYPTO
diff --git a/drivers/bluetooth/Kconfig b/drivers/bluetooth/Kconfig
index fae5a74dc737..98a60db8e5d1 100644
--- a/drivers/bluetooth/Kconfig
+++ b/drivers/bluetooth/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Bluetooth device drivers"
depends on BT
diff --git a/drivers/bluetooth/Makefile b/drivers/bluetooth/Makefile
index e693ca6eeed9..4e4e44d09796 100644
--- a/drivers/bluetooth/Makefile
+++ b/drivers/bluetooth/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux Bluetooth HCI device drivers.
#
diff --git a/drivers/bus/Kconfig b/drivers/bus/Kconfig
index ae3d8f3444b9..3e66f4cc1a59 100644
--- a/drivers/bus/Kconfig
+++ b/drivers/bus/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Bus Devices
#
diff --git a/drivers/bus/Makefile b/drivers/bus/Makefile
index cc6364bec054..3ae96cffabd5 100644
--- a/drivers/bus/Makefile
+++ b/drivers/bus/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the bus drivers.
#
diff --git a/drivers/bus/mvebu-mbus.c b/drivers/bus/mvebu-mbus.c
index c7f396903184..70db4d5638a6 100644
--- a/drivers/bus/mvebu-mbus.c
+++ b/drivers/bus/mvebu-mbus.c
@@ -720,7 +720,7 @@ mvebu_mbus_default_setup_cpu_target(struct mvebu_mbus_state *mbus)
if (mbus->hw_io_coherency)
w->mbus_attr |= ATTR_HW_COHERENCY;
w->base = base & DDR_BASE_CS_LOW_MASK;
- w->size = (size | ~DDR_SIZE_MASK) + 1;
+ w->size = (u64)(size | ~DDR_SIZE_MASK) + 1;
}
}
mvebu_mbus_dram_info.num_cs = cs;
diff --git a/drivers/cdrom/Makefile b/drivers/cdrom/Makefile
index 8ffde4f8ab9a..a95566ff47d3 100644
--- a/drivers/cdrom/Makefile
+++ b/drivers/cdrom/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for the kernel cdrom device drivers.
#
# 30 Jan 1998, Michael Elizabeth Chastain, <mailto:mec@shout.net>
diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig
index 623714344600..c28dca0c613d 100644
--- a/drivers/char/Kconfig
+++ b/drivers/char/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Character device configuration
#
diff --git a/drivers/char/Makefile b/drivers/char/Makefile
index 53e33720818c..7dc3abe66464 100644
--- a/drivers/char/Makefile
+++ b/drivers/char/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the kernel character device drivers.
#
diff --git a/drivers/char/agp/Kconfig b/drivers/char/agp/Kconfig
index c528f96ee204..6231714ef3c8 100644
--- a/drivers/char/agp/Kconfig
+++ b/drivers/char/agp/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menuconfig AGP
tristate "/dev/agpgart (AGP Support)"
depends on ALPHA || IA64 || PARISC || PPC || X86
diff --git a/drivers/char/agp/Makefile b/drivers/char/agp/Makefile
index 604489bcdbf9..4a786ffd9dee 100644
--- a/drivers/char/agp/Makefile
+++ b/drivers/char/agp/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
agpgart-y := backend.o frontend.o generic.o isoch.o
agpgart-$(CONFIG_COMPAT) += compat_ioctl.o
diff --git a/drivers/char/agp/intel-agp.h b/drivers/char/agp/intel-agp.h
index fda073dcd967..164bf651953f 100644
--- a/drivers/char/agp/intel-agp.h
+++ b/drivers/char/agp/intel-agp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Common Intel AGPGART and GTT definitions.
*/
diff --git a/drivers/char/agp/isoch.c b/drivers/char/agp/isoch.c
index c73385cc4b8a..fc8e1bc3347d 100644
--- a/drivers/char/agp/isoch.c
+++ b/drivers/char/agp/isoch.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Setup routines for AGP 3.5 compliant bridges.
*/
diff --git a/drivers/char/applicom.h b/drivers/char/applicom.h
index 35530b3d9bd6..282e08f159d5 100644
--- a/drivers/char/applicom.h
+++ b/drivers/char/applicom.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: applicom.h,v 1.2 1999/08/28 15:09:49 dwmw2 Exp $ */
diff --git a/drivers/char/ds1302.c b/drivers/char/ds1302.c
index c614a56e68cc..8e16ad5d6d89 100644
--- a/drivers/char/ds1302.c
+++ b/drivers/char/ds1302.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*!***************************************************************************
*!
*! FILE NAME : ds1302.c
diff --git a/drivers/char/hw_random/Makefile b/drivers/char/hw_random/Makefile
index 39a67defac67..f3728d008fff 100644
--- a/drivers/char/hw_random/Makefile
+++ b/drivers/char/hw_random/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for HW Random Number Generator (RNG) device drivers.
#
diff --git a/drivers/char/hw_random/n2-asm.S b/drivers/char/hw_random/n2-asm.S
index 9b6eb5cd59f6..c205df43d5ae 100644
--- a/drivers/char/hw_random/n2-asm.S
+++ b/drivers/char/hw_random/n2-asm.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* n2-asm.S: Niagara2 RNG hypervisor call assembler.
*
* Copyright (C) 2008 David S. Miller <davem@davemloft.net>
diff --git a/drivers/char/hw_random/n2rng.h b/drivers/char/hw_random/n2rng.h
index 6bad6cc634e8..9a870f5dc371 100644
--- a/drivers/char/hw_random/n2rng.h
+++ b/drivers/char/hw_random/n2rng.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* n2rng.h: Niagara2 RNG defines.
*
* Copyright (C) 2008 David S. Miller <davem@davemloft.net>
diff --git a/drivers/char/ipmi/Makefile b/drivers/char/ipmi/Makefile
index eefb0b301e83..43b7d86cc5f2 100644
--- a/drivers/char/ipmi/Makefile
+++ b/drivers/char/ipmi/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the ipmi drivers.
#
diff --git a/drivers/char/ipmi/ipmi_dmi.c b/drivers/char/ipmi/ipmi_dmi.c
index 2a84401dea05..2059f79d669a 100644
--- a/drivers/char/ipmi/ipmi_dmi.c
+++ b/drivers/char/ipmi/ipmi_dmi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* A hack to create a platform device from a DMI entry. This will
* allow autoloading of the IPMI drive based on SMBIOS entries.
diff --git a/drivers/char/ipmi/ipmi_dmi.h b/drivers/char/ipmi/ipmi_dmi.h
index 0a1afe5ceb1e..ea990a8e3b09 100644
--- a/drivers/char/ipmi/ipmi_dmi.h
+++ b/drivers/char/ipmi/ipmi_dmi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* DMI defines for use by IPMI
*/
diff --git a/drivers/char/mem.c b/drivers/char/mem.c
index 593a8818aca9..970e1242a282 100644
--- a/drivers/char/mem.c
+++ b/drivers/char/mem.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/drivers/char/mem.c
*
diff --git a/drivers/char/misc.c b/drivers/char/misc.c
index c9cd1ea6844a..1bb9e7cc82e3 100644
--- a/drivers/char/misc.c
+++ b/drivers/char/misc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/drivers/char/misc.c
*
diff --git a/drivers/char/nwbutton.h b/drivers/char/nwbutton.h
index c3ebc16ce8a7..abee3ca74801 100644
--- a/drivers/char/nwbutton.h
+++ b/drivers/char/nwbutton.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NWBUTTON_H
#define __NWBUTTON_H
diff --git a/drivers/char/pcmcia/cm4040_cs.h b/drivers/char/pcmcia/cm4040_cs.h
index 9a8b805c5095..e2ffff995d51 100644
--- a/drivers/char/pcmcia/cm4040_cs.h
+++ b/drivers/char/pcmcia/cm4040_cs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CM4040_H_
#define _CM4040_H_
diff --git a/drivers/char/tpm/Makefile b/drivers/char/tpm/Makefile
index 23681f01f95a..34b4bcf46f43 100644
--- a/drivers/char/tpm/Makefile
+++ b/drivers/char/tpm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the kernel tpm device drivers.
#
diff --git a/drivers/char/tpm/st33zp24/Makefile b/drivers/char/tpm/st33zp24/Makefile
index 74a722e5e068..649e41107de9 100644
--- a/drivers/char/tpm/st33zp24/Makefile
+++ b/drivers/char/tpm/st33zp24/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for ST33ZP24 TPM 1.2 driver
#
diff --git a/drivers/char/tpm/tpm-dev.h b/drivers/char/tpm/tpm-dev.h
index ff15cf719bad..ba3b6f9dacf7 100644
--- a/drivers/char/tpm/tpm-dev.h
+++ b/drivers/char/tpm/tpm-dev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TPM_DEV_H
#define _TPM_DEV_H
diff --git a/drivers/char/tpm/tpm_eventlog.h b/drivers/char/tpm/tpm_eventlog.h
index b4b549559203..204466cc4d05 100644
--- a/drivers/char/tpm/tpm_eventlog.h
+++ b/drivers/char/tpm/tpm_eventlog.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __TPM_EVENTLOG_H__
#define __TPM_EVENTLOG_H__
diff --git a/drivers/clk/Makefile b/drivers/clk/Makefile
index c99f363826f0..f7f761b02bed 100644
--- a/drivers/clk/Makefile
+++ b/drivers/clk/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# common clock types
obj-$(CONFIG_HAVE_CLK) += clk-devres.o clk-bulk.o
obj-$(CONFIG_CLKDEV_LOOKUP) += clkdev.o
diff --git a/drivers/clk/at91/Makefile b/drivers/clk/at91/Makefile
index c68947b65a4c..082596f37c1d 100644
--- a/drivers/clk/at91/Makefile
+++ b/drivers/clk/at91/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for at91 specific clk
#
diff --git a/drivers/clk/bcm/Makefile b/drivers/clk/bcm/Makefile
index a0c14fa4aa1e..e3f0cb0d90f3 100644
--- a/drivers/clk/bcm/Makefile
+++ b/drivers/clk/bcm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_CLK_BCM_63XX) += clk-bcm63xx.o
obj-$(CONFIG_CLK_BCM_KONA) += clk-kona.o
obj-$(CONFIG_CLK_BCM_KONA) += clk-kona-setup.o
diff --git a/drivers/clk/clk-gemini.c b/drivers/clk/clk-gemini.c
index f940e5af845b..5e66e6c0205e 100644
--- a/drivers/clk/clk-gemini.c
+++ b/drivers/clk/clk-gemini.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Cortina Gemini SoC Clock Controller driver
* Copyright (c) 2017 Linus Walleij <linus.walleij@linaro.org>
diff --git a/drivers/clk/clk-tango4.c b/drivers/clk/clk-tango4.c
index eef75e305a59..34b22b7930fb 100644
--- a/drivers/clk/clk-tango4.c
+++ b/drivers/clk/clk-tango4.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/clk-provider.h>
#include <linux/of_address.h>
diff --git a/drivers/clk/h8300/clk-div.c b/drivers/clk/h8300/clk-div.c
index 715b882205a8..4ae624425e9d 100644
--- a/drivers/clk/h8300/clk-div.c
+++ b/drivers/clk/h8300/clk-div.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* H8/300 divide clock driver
*
diff --git a/drivers/clk/h8300/clk-h8s2678.c b/drivers/clk/h8300/clk-h8s2678.c
index a26312460621..fc24b0b55a3d 100644
--- a/drivers/clk/h8300/clk-h8s2678.c
+++ b/drivers/clk/h8300/clk-h8s2678.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* H8S2678 clock driver
*
diff --git a/drivers/clk/hisilicon/Makefile b/drivers/clk/hisilicon/Makefile
index 1e4c3ddbad84..0e55612112af 100644
--- a/drivers/clk/hisilicon/Makefile
+++ b/drivers/clk/hisilicon/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Hisilicon Clock specific Makefile
#
diff --git a/drivers/clk/imgtec/clk-boston.c b/drivers/clk/imgtec/clk-boston.c
index f18f10351785..15af423cc0c9 100644
--- a/drivers/clk/imgtec/clk-boston.c
+++ b/drivers/clk/imgtec/clk-boston.c
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2016-2017 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/drivers/clk/imx/Makefile b/drivers/clk/imx/Makefile
index 1ada68abb158..f91f2b2e11cd 100644
--- a/drivers/clk/imx/Makefile
+++ b/drivers/clk/imx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y += \
clk.o \
diff --git a/drivers/clk/imx/clk-imx27.c b/drivers/clk/imx/clk-imx27.c
index cf5cf75a4848..0a0ab95d16fe 100644
--- a/drivers/clk/imx/clk-imx27.c
+++ b/drivers/clk/imx/clk-imx27.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/clk.h>
#include <linux/clk-provider.h>
#include <linux/clkdev.h>
diff --git a/drivers/clk/imx/clk-pllv1.c b/drivers/clk/imx/clk-pllv1.c
index 82fe3662b5f6..e47a1c2fe8bd 100644
--- a/drivers/clk/imx/clk-pllv1.c
+++ b/drivers/clk/imx/clk-pllv1.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/clk-provider.h>
#include <linux/io.h>
#include <linux/slab.h>
diff --git a/drivers/clk/imx/clk-pllv2.c b/drivers/clk/imx/clk-pllv2.c
index 4aeda56ce372..9842d657e974 100644
--- a/drivers/clk/imx/clk-pllv2.c
+++ b/drivers/clk/imx/clk-pllv2.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/clk.h>
#include <linux/io.h>
diff --git a/drivers/clk/imx/clk.c b/drivers/clk/imx/clk.c
index a634b1185be3..9074e6974b6d 100644
--- a/drivers/clk/imx/clk.c
+++ b/drivers/clk/imx/clk.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/clk.h>
#include <linux/err.h>
#include <linux/of.h>
diff --git a/drivers/clk/imx/clk.h b/drivers/clk/imx/clk.h
index d54f0720afba..d69c4bbf3597 100644
--- a/drivers/clk/imx/clk.h
+++ b/drivers/clk/imx/clk.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MACH_IMX_CLK_H
#define __MACH_IMX_CLK_H
diff --git a/drivers/clk/ingenic/cgu.c b/drivers/clk/ingenic/cgu.c
index e8248f9185f7..ab393637f7b0 100644
--- a/drivers/clk/ingenic/cgu.c
+++ b/drivers/clk/ingenic/cgu.c
@@ -2,7 +2,7 @@
* Ingenic SoC CGU driver
*
* Copyright (c) 2013-2015 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
diff --git a/drivers/clk/ingenic/cgu.h b/drivers/clk/ingenic/cgu.h
index 09700b2c555d..e78b586536ea 100644
--- a/drivers/clk/ingenic/cgu.h
+++ b/drivers/clk/ingenic/cgu.h
@@ -2,7 +2,7 @@
* Ingenic SoC CGU driver
*
* Copyright (c) 2013-2015 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
diff --git a/drivers/clk/ingenic/jz4740-cgu.c b/drivers/clk/ingenic/jz4740-cgu.c
index 510fe7e0c8f1..32fcc75f6f77 100644
--- a/drivers/clk/ingenic/jz4740-cgu.c
+++ b/drivers/clk/ingenic/jz4740-cgu.c
@@ -2,7 +2,7 @@
* Ingenic JZ4740 SoC CGU driver
*
* Copyright (c) 2015 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
diff --git a/drivers/clk/ingenic/jz4780-cgu.c b/drivers/clk/ingenic/jz4780-cgu.c
index b35d6d9dd5aa..ac3585ed8228 100644
--- a/drivers/clk/ingenic/jz4780-cgu.c
+++ b/drivers/clk/ingenic/jz4780-cgu.c
@@ -2,7 +2,7 @@
* Ingenic JZ4780 SoC CGU driver
*
* Copyright (c) 2013-2015 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
diff --git a/drivers/clk/mediatek/Makefile b/drivers/clk/mediatek/Makefile
index 2a755b5fb51b..ba2a070765f0 100644
--- a/drivers/clk/mediatek/Makefile
+++ b/drivers/clk/mediatek/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_COMMON_CLK_MEDIATEK) += clk-mtk.o clk-pll.o clk-gate.o clk-apmixed.o clk-cpumux.o
obj-$(CONFIG_RESET_CONTROLLER) += reset.o
obj-$(CONFIG_COMMON_CLK_MT6797) += clk-mt6797.o
diff --git a/drivers/clk/mmp/Makefile b/drivers/clk/mmp/Makefile
index 9d4bc41e4239..7bc7ac69391e 100644
--- a/drivers/clk/mmp/Makefile
+++ b/drivers/clk/mmp/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for mmp specific clk
#
diff --git a/drivers/clk/mmp/clk.c b/drivers/clk/mmp/clk.c
index 089927e4cda2..ad8d483a35cd 100644
--- a/drivers/clk/mmp/clk.c
+++ b/drivers/clk/mmp/clk.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/io.h>
#include <linux/clk-provider.h>
#include <linux/slab.h>
diff --git a/drivers/clk/mmp/clk.h b/drivers/clk/mmp/clk.h
index adf9b711b037..70bb73257647 100644
--- a/drivers/clk/mmp/clk.h
+++ b/drivers/clk/mmp/clk.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MACH_MMP_CLK_H
#define __MACH_MMP_CLK_H
diff --git a/drivers/clk/mmp/reset.c b/drivers/clk/mmp/reset.c
index b4e4d6aa2631..ded7e391c737 100644
--- a/drivers/clk/mmp/reset.c
+++ b/drivers/clk/mmp/reset.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/slab.h>
#include <linux/io.h>
#include <linux/of.h>
diff --git a/drivers/clk/mmp/reset.h b/drivers/clk/mmp/reset.h
index be8b1a7000f7..3d0470ca3fd9 100644
--- a/drivers/clk/mmp/reset.h
+++ b/drivers/clk/mmp/reset.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MACH_MMP_CLK_RESET_H
#define __MACH_MMP_CLK_RESET_H
diff --git a/drivers/clk/mvebu/Makefile b/drivers/clk/mvebu/Makefile
index d71c7fd5da16..93ac3685271f 100644
--- a/drivers/clk/mvebu/Makefile
+++ b/drivers/clk/mvebu/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_MVEBU_CLK_COMMON) += common.o
obj-$(CONFIG_MVEBU_CLK_CPU) += clk-cpu.o
obj-$(CONFIG_MVEBU_CLK_COREDIV) += clk-corediv.o
diff --git a/drivers/clk/mvebu/dove-divider.c b/drivers/clk/mvebu/dove-divider.c
index 4091f3cfee19..7e35c891e168 100644
--- a/drivers/clk/mvebu/dove-divider.c
+++ b/drivers/clk/mvebu/dove-divider.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Marvell Dove PMU Core PLL divider driver
*
diff --git a/drivers/clk/mvebu/dove-divider.h b/drivers/clk/mvebu/dove-divider.h
index 4f2f718deb8e..38ea373088ca 100644
--- a/drivers/clk/mvebu/dove-divider.h
+++ b/drivers/clk/mvebu/dove-divider.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DOVE_DIVIDER_H
#define DOVE_DIVIDER_H
diff --git a/drivers/clk/qcom/Makefile b/drivers/clk/qcom/Makefile
index 3f3aff229fb7..26410d31446b 100644
--- a/drivers/clk/qcom/Makefile
+++ b/drivers/clk/qcom/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_COMMON_CLK_QCOM) += clk-qcom.o
clk-qcom-y += common.o
diff --git a/drivers/clk/renesas/Makefile b/drivers/clk/renesas/Makefile
index 9bda3ec5b199..cbbb081e2145 100644
--- a/drivers/clk/renesas/Makefile
+++ b/drivers/clk/renesas/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# SoC
obj-$(CONFIG_CLK_EMEV2) += clk-emev2.o
obj-$(CONFIG_CLK_RZA1) += clk-rz.o
diff --git a/drivers/clk/renesas/clk-div6.h b/drivers/clk/renesas/clk-div6.h
index 567b31d2bfa5..065dfb49adf6 100644
--- a/drivers/clk/renesas/clk-div6.h
+++ b/drivers/clk/renesas/clk-div6.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __RENESAS_CLK_DIV6_H__
#define __RENESAS_CLK_DIV6_H__
diff --git a/drivers/clk/rockchip/Makefile b/drivers/clk/rockchip/Makefile
index 6f19826cc447..59b8d320960a 100644
--- a/drivers/clk/rockchip/Makefile
+++ b/drivers/clk/rockchip/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Rockchip Clock specific Makefile
#
diff --git a/drivers/clk/samsung/Makefile b/drivers/clk/samsung/Makefile
index 7afc21dc374e..23835001e8bd 100644
--- a/drivers/clk/samsung/Makefile
+++ b/drivers/clk/samsung/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Samsung Clock specific Makefile
#
diff --git a/drivers/clk/sirf/atlas6.h b/drivers/clk/sirf/atlas6.h
index 376217f3bf8f..cb871e30a175 100644
--- a/drivers/clk/sirf/atlas6.h
+++ b/drivers/clk/sirf/atlas6.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define SIRFSOC_CLKC_CLK_EN0 0x0000
#define SIRFSOC_CLKC_CLK_EN1 0x0004
#define SIRFSOC_CLKC_REF_CFG 0x0020
diff --git a/drivers/clk/sirf/prima2.h b/drivers/clk/sirf/prima2.h
index 01bc3854a058..2fb56941795d 100644
--- a/drivers/clk/sirf/prima2.h
+++ b/drivers/clk/sirf/prima2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define SIRFSOC_CLKC_CLK_EN0 0x0000
#define SIRFSOC_CLKC_CLK_EN1 0x0004
#define SIRFSOC_CLKC_REF_CFG 0x0014
diff --git a/drivers/clk/socfpga/Makefile b/drivers/clk/socfpga/Makefile
index d8bb239753a4..9146c20fe21f 100644
--- a/drivers/clk/socfpga/Makefile
+++ b/drivers/clk/socfpga/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y += clk.o
obj-y += clk-gate.o
obj-y += clk-pll.o
diff --git a/drivers/clk/spear/Makefile b/drivers/clk/spear/Makefile
index cdb425d3b8ee..d7e75d2d42df 100644
--- a/drivers/clk/spear/Makefile
+++ b/drivers/clk/spear/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# SPEAr Clock specific Makefile
#
diff --git a/drivers/clk/st/clkgen.h b/drivers/clk/st/clkgen.h
index f7ec2d9139d6..44302fc7ca96 100644
--- a/drivers/clk/st/clkgen.h
+++ b/drivers/clk/st/clkgen.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/************************************************************************
File : Clock H/w specific Information
diff --git a/drivers/clk/sunxi-ng/Makefile b/drivers/clk/sunxi-ng/Makefile
index 85a0633c1eac..d1c2fa93ddd9 100644
--- a/drivers/clk/sunxi-ng/Makefile
+++ b/drivers/clk/sunxi-ng/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Common objects
lib-$(CONFIG_SUNXI_CCU) += ccu_common.o
lib-$(CONFIG_SUNXI_CCU) += ccu_mmc_timing.o
diff --git a/drivers/clk/sunxi-ng/ccu_mult.h b/drivers/clk/sunxi-ng/ccu_mult.h
index f9c37b987d72..6b30b0c10807 100644
--- a/drivers/clk/sunxi-ng/ccu_mult.h
+++ b/drivers/clk/sunxi-ng/ccu_mult.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CCU_MULT_H_
#define _CCU_MULT_H_
diff --git a/drivers/clk/sunxi-ng/ccu_mux.h b/drivers/clk/sunxi-ng/ccu_mux.h
index f20c0bd62a47..f165395effb5 100644
--- a/drivers/clk/sunxi-ng/ccu_mux.h
+++ b/drivers/clk/sunxi-ng/ccu_mux.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CCU_MUX_H_
#define _CCU_MUX_H_
diff --git a/drivers/clk/sunxi/Makefile b/drivers/clk/sunxi/Makefile
index 39d2044a1f49..be88368b48a1 100644
--- a/drivers/clk/sunxi/Makefile
+++ b/drivers/clk/sunxi/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for sunxi specific clk
#
diff --git a/drivers/clk/sunxi/clk-factors.h b/drivers/clk/sunxi/clk-factors.h
index 1e63c5b2d5f4..824f746b2567 100644
--- a/drivers/clk/sunxi/clk-factors.h
+++ b/drivers/clk/sunxi/clk-factors.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MACH_SUNXI_CLK_FACTORS_H
#define __MACH_SUNXI_CLK_FACTORS_H
diff --git a/drivers/clk/sunxi/clk-sun9i-cpus.c b/drivers/clk/sunxi/clk-sun9i-cpus.c
index 7626d2194b96..4d5e14142e15 100644
--- a/drivers/clk/sunxi/clk-sun9i-cpus.c
+++ b/drivers/clk/sunxi/clk-sun9i-cpus.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2015 Chen-Yu Tsai
*
diff --git a/drivers/clk/tegra/Makefile b/drivers/clk/tegra/Makefile
index 4be8af28ee61..b71692391bd6 100644
--- a/drivers/clk/tegra/Makefile
+++ b/drivers/clk/tegra/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y += clk.o
obj-y += clk-audio-sync.o
obj-y += clk-dfll.o
diff --git a/drivers/clk/tegra/clk-id.h b/drivers/clk/tegra/clk-id.h
index 689f344377a7..11ee5f9ce99e 100644
--- a/drivers/clk/tegra/clk-id.h
+++ b/drivers/clk/tegra/clk-id.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides IDs for clocks common between several Tegra SoCs
*/
diff --git a/drivers/clk/ti/Makefile b/drivers/clk/ti/Makefile
index edb9f471e525..a2293ee09440 100644
--- a/drivers/clk/ti/Makefile
+++ b/drivers/clk/ti/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ifeq ($(CONFIG_ARCH_OMAP2PLUS), y)
obj-y += clk.o autoidle.o clockdomain.o
diff --git a/drivers/clk/uniphier/Makefile b/drivers/clk/uniphier/Makefile
index 665d1d65a90e..e5715abef180 100644
--- a/drivers/clk/uniphier/Makefile
+++ b/drivers/clk/uniphier/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y += clk-uniphier-core.o
obj-y += clk-uniphier-cpugear.o
diff --git a/drivers/clk/uniphier/clk-uniphier-sys.c b/drivers/clk/uniphier/clk-uniphier-sys.c
index 0e396f3da526..07f3b91a7daf 100644
--- a/drivers/clk/uniphier/clk-uniphier-sys.c
+++ b/drivers/clk/uniphier/clk-uniphier-sys.c
@@ -233,9 +233,9 @@ const struct uniphier_clk_data uniphier_pxs3_sys_clk_data[] = {
UNIPHIER_LD20_SYS_CLK_SD,
UNIPHIER_LD11_SYS_CLK_NAND(2),
UNIPHIER_LD11_SYS_CLK_EMMC(4),
- UNIPHIER_CLK_GATE("usb30", 12, NULL, 0x2104, 4), /* =GIO0 */
- UNIPHIER_CLK_GATE("usb31-0", 13, NULL, 0x2104, 5), /* =GIO1 */
- UNIPHIER_CLK_GATE("usb31-1", 14, NULL, 0x2104, 6), /* =GIO1-1 */
+ UNIPHIER_CLK_GATE("usb30", 12, NULL, 0x210c, 4), /* =GIO0 */
+ UNIPHIER_CLK_GATE("usb31-0", 13, NULL, 0x210c, 5), /* =GIO1 */
+ UNIPHIER_CLK_GATE("usb31-1", 14, NULL, 0x210c, 6), /* =GIO1-1 */
UNIPHIER_CLK_GATE("usb30-phy0", 16, NULL, 0x210c, 16),
UNIPHIER_CLK_GATE("usb30-phy1", 17, NULL, 0x210c, 18),
UNIPHIER_CLK_GATE("usb30-phy2", 18, NULL, 0x210c, 20),
diff --git a/drivers/clk/ux500/Makefile b/drivers/clk/ux500/Makefile
index f3baef29859c..fedc083dc8be 100644
--- a/drivers/clk/ux500/Makefile
+++ b/drivers/clk/ux500/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for ux500 clocks
#
diff --git a/drivers/clk/versatile/clk-icst.h b/drivers/clk/versatile/clk-icst.h
index 5add02ebec5d..e36ca1a20e90 100644
--- a/drivers/clk/versatile/clk-icst.h
+++ b/drivers/clk/versatile/clk-icst.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/**
* struct clk_icst_desc - descriptor for the ICST VCO
* @params: ICST parameters
diff --git a/drivers/clocksource/Makefile b/drivers/clocksource/Makefile
index dbc1ad14515e..72711f1491e3 100644
--- a/drivers/clocksource/Makefile
+++ b/drivers/clocksource/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_TIMER_OF) += timer-of.o
obj-$(CONFIG_TIMER_PROBE) += timer-probe.o
obj-$(CONFIG_ATMEL_PIT) += timer-atmel-pit.o
diff --git a/drivers/clocksource/cs5535-clockevt.c b/drivers/clocksource/cs5535-clockevt.c
index a1df588343f2..1de8cac99a0e 100644
--- a/drivers/clocksource/cs5535-clockevt.c
+++ b/drivers/clocksource/cs5535-clockevt.c
@@ -117,7 +117,8 @@ static irqreturn_t mfgpt_tick(int irq, void *dev_id)
/* Turn off the clock (and clear the event) */
disable_timer(cs5535_event_clock);
- if (clockevent_state_shutdown(&cs5535_clockevent))
+ if (clockevent_state_detached(&cs5535_clockevent) ||
+ clockevent_state_shutdown(&cs5535_clockevent))
return IRQ_HANDLED;
/* Clear the counter */
diff --git a/drivers/clocksource/h8300_timer16.c b/drivers/clocksource/h8300_timer16.c
index dfbd4f8051cb..86ca91451b2e 100644
--- a/drivers/clocksource/h8300_timer16.c
+++ b/drivers/clocksource/h8300_timer16.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* H8/300 16bit Timer driver
*
diff --git a/drivers/clocksource/h8300_timer8.c b/drivers/clocksource/h8300_timer8.c
index f6ffb0cef091..1d740a8c42ab 100644
--- a/drivers/clocksource/h8300_timer8.c
+++ b/drivers/clocksource/h8300_timer8.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/h8300/kernel/cpu/timer/timer8.c
*
diff --git a/drivers/clocksource/h8300_tpu.c b/drivers/clocksource/h8300_tpu.c
index 45a8d17dac1e..17d4ab0f6ad1 100644
--- a/drivers/clocksource/h8300_tpu.c
+++ b/drivers/clocksource/h8300_tpu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* H8S TPU Driver
*
diff --git a/drivers/clocksource/i8253.c b/drivers/clocksource/i8253.c
index 64f6490740d7..9c38895542f4 100644
--- a/drivers/clocksource/i8253.c
+++ b/drivers/clocksource/i8253.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* i8253 PIT clocksource
*/
diff --git a/drivers/clocksource/tango_xtal.c b/drivers/clocksource/tango_xtal.c
index 6a8d9838ce33..3f94e454ef99 100644
--- a/drivers/clocksource/tango_xtal.c
+++ b/drivers/clocksource/tango_xtal.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/clocksource.h>
#include <linux/sched_clock.h>
#include <linux/of_address.h>
diff --git a/drivers/clocksource/tcb_clksrc.c b/drivers/clocksource/tcb_clksrc.c
index 59e8aee0ec16..9de47d4d2d9e 100644
--- a/drivers/clocksource/tcb_clksrc.c
+++ b/drivers/clocksource/tcb_clksrc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/clocksource.h>
#include <linux/clockchips.h>
diff --git a/drivers/clocksource/timer-fttmr010.c b/drivers/clocksource/timer-fttmr010.c
index 66dd909960c6..cdf23b628688 100644
--- a/drivers/clocksource/timer-fttmr010.c
+++ b/drivers/clocksource/timer-fttmr010.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Faraday Technology FTTMR010 timer driver
* Copyright (C) 2017 Linus Walleij <linus.walleij@linaro.org>
diff --git a/drivers/clocksource/timer-of.h b/drivers/clocksource/timer-of.h
index e0d727255f72..c6d995ab93d5 100644
--- a/drivers/clocksource/timer-of.h
+++ b/drivers/clocksource/timer-of.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __TIMER_OF_H__
#define __TIMER_OF_H__
diff --git a/drivers/clocksource/timer-sp.h b/drivers/clocksource/timer-sp.h
index 050d88561e9c..b2037eb94a41 100644
--- a/drivers/clocksource/timer-sp.h
+++ b/drivers/clocksource/timer-sp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ARM timer implementation, found in Integrator, Versatile and Realview
* platforms. Not all platforms support all registers and bits in these
diff --git a/drivers/cpufreq/Makefile b/drivers/cpufreq/Makefile
index c7af9b2a255e..812f9e0d01a3 100644
--- a/drivers/cpufreq/Makefile
+++ b/drivers/cpufreq/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# CPUfreq core
obj-$(CONFIG_CPU_FREQ) += cpufreq.o freq_table.o
diff --git a/drivers/cpufreq/cris-artpec3-cpufreq.c b/drivers/cpufreq/cris-artpec3-cpufreq.c
index 601b88c490cf..455b4fb78cba 100644
--- a/drivers/cpufreq/cris-artpec3-cpufreq.c
+++ b/drivers/cpufreq/cris-artpec3-cpufreq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/module.h>
#include <linux/cpufreq.h>
diff --git a/drivers/cpufreq/cris-etraxfs-cpufreq.c b/drivers/cpufreq/cris-etraxfs-cpufreq.c
index 22b2cdde74d9..4c4b5dd685e3 100644
--- a/drivers/cpufreq/cris-etraxfs-cpufreq.c
+++ b/drivers/cpufreq/cris-etraxfs-cpufreq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/module.h>
#include <linux/cpufreq.h>
diff --git a/drivers/cpufreq/ppc_cbe_cpufreq.h b/drivers/cpufreq/ppc_cbe_cpufreq.h
index 3eace725ccd6..9d973519d669 100644
--- a/drivers/cpufreq/ppc_cbe_cpufreq.h
+++ b/drivers/cpufreq/ppc_cbe_cpufreq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ppc_cbe_cpufreq.h
*
diff --git a/drivers/cpuidle/Makefile b/drivers/cpuidle/Makefile
index 0b67a05a7aae..9d7176cee3d3 100644
--- a/drivers/cpuidle/Makefile
+++ b/drivers/cpuidle/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for cpuidle.
#
diff --git a/drivers/cpuidle/cpuidle-cps.c b/drivers/cpuidle/cpuidle-cps.c
index 72b5e47286b4..dac8ff6391fa 100644
--- a/drivers/cpuidle/cpuidle-cps.c
+++ b/drivers/cpuidle/cpuidle-cps.c
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2014 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/drivers/cpuidle/cpuidle-powernv.c b/drivers/cpuidle/cpuidle-powernv.c
index 42896a67aeae..ed6531f075c6 100644
--- a/drivers/cpuidle/cpuidle-powernv.c
+++ b/drivers/cpuidle/cpuidle-powernv.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* cpuidle-powernv - idle state cpuidle driver.
* Adapted from drivers/cpuidle/cpuidle-pseries
diff --git a/drivers/cpuidle/cpuidle-pseries.c b/drivers/cpuidle/cpuidle-pseries.c
index e9b3853d93ea..a187a39fb866 100644
--- a/drivers/cpuidle/cpuidle-pseries.c
+++ b/drivers/cpuidle/cpuidle-pseries.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* cpuidle-pseries - idle state cpuidle driver.
* Adapted from drivers/idle/intel_idle.c and
diff --git a/drivers/cpuidle/cpuidle.h b/drivers/cpuidle/cpuidle.h
index f87f399b0540..2965ab32a583 100644
--- a/drivers/cpuidle/cpuidle.h
+++ b/drivers/cpuidle/cpuidle.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* cpuidle.h - The internal header file
*/
diff --git a/drivers/cpuidle/dt_idle_states.h b/drivers/cpuidle/dt_idle_states.h
index 4818134bc65b..14ae88cef1de 100644
--- a/drivers/cpuidle/dt_idle_states.h
+++ b/drivers/cpuidle/dt_idle_states.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DT_IDLE_STATES
#define __DT_IDLE_STATES
diff --git a/drivers/crypto/Makefile b/drivers/crypto/Makefile
index 808432b44c6b..c00708d04be6 100644
--- a/drivers/crypto/Makefile
+++ b/drivers/crypto/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_CRYPTO_DEV_ATMEL_AES) += atmel-aes.o
obj-$(CONFIG_CRYPTO_DEV_ATMEL_SHA) += atmel-sha.o
obj-$(CONFIG_CRYPTO_DEV_ATMEL_TDES) += atmel-tdes.o
diff --git a/drivers/crypto/atmel-aes-regs.h b/drivers/crypto/atmel-aes-regs.h
index 7694679802b3..62f9d3038757 100644
--- a/drivers/crypto/atmel-aes-regs.h
+++ b/drivers/crypto/atmel-aes-regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ATMEL_AES_REGS_H__
#define __ATMEL_AES_REGS_H__
diff --git a/drivers/crypto/atmel-sha-regs.h b/drivers/crypto/atmel-sha-regs.h
index 1b0eba4a2706..b2b5e634e80f 100644
--- a/drivers/crypto/atmel-sha-regs.h
+++ b/drivers/crypto/atmel-sha-regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ATMEL_SHA_REGS_H__
#define __ATMEL_SHA_REGS_H__
diff --git a/drivers/crypto/atmel-tdes-regs.h b/drivers/crypto/atmel-tdes-regs.h
index f86734d0fda4..fbd905720dfa 100644
--- a/drivers/crypto/atmel-tdes-regs.h
+++ b/drivers/crypto/atmel-tdes-regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ATMEL_TDES_REGS_H__
#define __ATMEL_TDES_REGS_H__
diff --git a/drivers/crypto/axis/artpec6_crypto.c b/drivers/crypto/axis/artpec6_crypto.c
index d9fbbf01062b..0f9754e07719 100644
--- a/drivers/crypto/axis/artpec6_crypto.c
+++ b/drivers/crypto/axis/artpec6_crypto.c
@@ -349,8 +349,6 @@ struct artpec6_crypto_aead_req_ctx {
/* The crypto framework makes it hard to avoid this global. */
static struct device *artpec6_crypto_dev;
-static struct dentry *dbgfs_root;
-
#ifdef CONFIG_FAULT_INJECTION
static DECLARE_FAULT_ATTR(artpec6_crypto_fail_status_read);
static DECLARE_FAULT_ATTR(artpec6_crypto_fail_dma_array_full);
@@ -2984,6 +2982,8 @@ struct dbgfs_u32 {
char *desc;
};
+static struct dentry *dbgfs_root;
+
static void artpec6_crypto_init_debugfs(void)
{
dbgfs_root = debugfs_create_dir("artpec6_crypto", NULL);
diff --git a/drivers/crypto/caam/Makefile b/drivers/crypto/caam/Makefile
index 9e2e98856b9b..cb652ee7dfc8 100644
--- a/drivers/crypto/caam/Makefile
+++ b/drivers/crypto/caam/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the CAAM backend and dependent components
#
diff --git a/drivers/crypto/caam/caamalg_desc.h b/drivers/crypto/caam/caamalg_desc.h
index 8731e4a7ff05..e412ec8f7005 100644
--- a/drivers/crypto/caam/caamalg_desc.h
+++ b/drivers/crypto/caam/caamalg_desc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Shared descriptors for aead, ablkcipher algorithms
*
diff --git a/drivers/crypto/caam/caampkc.h b/drivers/crypto/caam/caampkc.h
index 87ab75e9df43..fd145c46eae1 100644
--- a/drivers/crypto/caam/caampkc.h
+++ b/drivers/crypto/caam/caampkc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* caam - Freescale FSL CAAM support for Public Key Cryptography descriptors
*
diff --git a/drivers/crypto/caam/compat.h b/drivers/crypto/caam/compat.h
index 7149cd2492e0..5f2f1b288d37 100644
--- a/drivers/crypto/caam/compat.h
+++ b/drivers/crypto/caam/compat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright 2008-2011 Freescale Semiconductor, Inc.
*/
diff --git a/drivers/crypto/caam/ctrl.h b/drivers/crypto/caam/ctrl.h
index 7e7bf68c9ef5..be693a2cc25e 100644
--- a/drivers/crypto/caam/ctrl.h
+++ b/drivers/crypto/caam/ctrl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* CAAM control-plane driver backend public-level include definitions
*
diff --git a/drivers/crypto/caam/desc.h b/drivers/crypto/caam/desc.h
index 2e6766a1573f..6633fbb80e74 100644
--- a/drivers/crypto/caam/desc.h
+++ b/drivers/crypto/caam/desc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* CAAM descriptor composition header
* Definitions to support CAAM descriptor instruction generation
diff --git a/drivers/crypto/caam/desc_constr.h b/drivers/crypto/caam/desc_constr.h
index d8e83ca104e0..ba1ca0806f0a 100644
--- a/drivers/crypto/caam/desc_constr.h
+++ b/drivers/crypto/caam/desc_constr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* caam descriptor construction helper functions
*
diff --git a/drivers/crypto/caam/error.c b/drivers/crypto/caam/error.c
index 3d639f3b45aa..8da88beb1abb 100644
--- a/drivers/crypto/caam/error.c
+++ b/drivers/crypto/caam/error.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* CAAM Error Reporting
*
diff --git a/drivers/crypto/caam/error.h b/drivers/crypto/caam/error.h
index 250e1a21c473..5aa332bac4b0 100644
--- a/drivers/crypto/caam/error.h
+++ b/drivers/crypto/caam/error.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* CAAM Error Reporting code header
*
diff --git a/drivers/crypto/caam/intern.h b/drivers/crypto/caam/intern.h
index a52361258d3a..91f1107276e5 100644
--- a/drivers/crypto/caam/intern.h
+++ b/drivers/crypto/caam/intern.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* CAAM/SEC 4.x driver backend
* Private/internal definitions between modules
diff --git a/drivers/crypto/caam/jr.h b/drivers/crypto/caam/jr.h
index 97113a6d6c58..eab611530f36 100644
--- a/drivers/crypto/caam/jr.h
+++ b/drivers/crypto/caam/jr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* CAAM public-level include definitions for the JobR backend
*
diff --git a/drivers/crypto/caam/key_gen.c b/drivers/crypto/caam/key_gen.c
index c425d4adaf2a..8c79c3a153dc 100644
--- a/drivers/crypto/caam/key_gen.c
+++ b/drivers/crypto/caam/key_gen.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* CAAM/SEC 4.x functions for handling key-generation jobs
*
diff --git a/drivers/crypto/caam/key_gen.h b/drivers/crypto/caam/key_gen.h
index 4628f389eb64..5db055c25bd2 100644
--- a/drivers/crypto/caam/key_gen.h
+++ b/drivers/crypto/caam/key_gen.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* CAAM/SEC 4.x definitions for handling key-generation jobs
*
diff --git a/drivers/crypto/caam/pdb.h b/drivers/crypto/caam/pdb.h
index 31e59963f4d2..810f0bef0652 100644
--- a/drivers/crypto/caam/pdb.h
+++ b/drivers/crypto/caam/pdb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* CAAM Protocol Data Block (PDB) definition header file
*
diff --git a/drivers/crypto/caam/pkc_desc.c b/drivers/crypto/caam/pkc_desc.c
index 9e2ce6fe2e43..2a8d87ea94bf 100644
--- a/drivers/crypto/caam/pkc_desc.c
+++ b/drivers/crypto/caam/pkc_desc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* caam - Freescale FSL CAAM support for Public Key Cryptography descriptors
*
diff --git a/drivers/crypto/caam/qi.c b/drivers/crypto/caam/qi.c
index e4cf00014233..f9a44f485aac 100644
--- a/drivers/crypto/caam/qi.c
+++ b/drivers/crypto/caam/qi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* CAAM/SEC 4.x QI transport/backend driver
* Queue Interface backend functionality
diff --git a/drivers/crypto/caam/qi.h b/drivers/crypto/caam/qi.h
index ecb21f207637..357b69f57072 100644
--- a/drivers/crypto/caam/qi.h
+++ b/drivers/crypto/caam/qi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Public definitions for the CAAM/QI (Queue Interface) backend.
*
diff --git a/drivers/crypto/caam/regs.h b/drivers/crypto/caam/regs.h
index 17cfd23a38fa..fee363865d88 100644
--- a/drivers/crypto/caam/regs.h
+++ b/drivers/crypto/caam/regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* CAAM hardware register-level view
*
diff --git a/drivers/crypto/caam/sg_sw_sec4.h b/drivers/crypto/caam/sg_sw_sec4.h
index 936b1b630058..e586ffab8358 100644
--- a/drivers/crypto/caam/sg_sw_sec4.h
+++ b/drivers/crypto/caam/sg_sw_sec4.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* CAAM/SEC 4.x functions for using scatterlists in caam driver
*
diff --git a/drivers/crypto/cavium/nitrox/Makefile b/drivers/crypto/cavium/nitrox/Makefile
index 5af2e4368267..45b7379e8e30 100644
--- a/drivers/crypto/cavium/nitrox/Makefile
+++ b/drivers/crypto/cavium/nitrox/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_CRYPTO_DEV_NITROX_CNN55XX) += n5pf.o
n5pf-objs := nitrox_main.o \
diff --git a/drivers/crypto/cavium/nitrox/nitrox_algs.c b/drivers/crypto/cavium/nitrox/nitrox_algs.c
index ce330278ef8a..2ae6124e5da6 100644
--- a/drivers/crypto/cavium/nitrox/nitrox_algs.c
+++ b/drivers/crypto/cavium/nitrox/nitrox_algs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/crypto.h>
#include <linux/kernel.h>
#include <linux/module.h>
diff --git a/drivers/crypto/cavium/nitrox/nitrox_common.h b/drivers/crypto/cavium/nitrox/nitrox_common.h
index 4888c7823a5f..312f72801af6 100644
--- a/drivers/crypto/cavium/nitrox/nitrox_common.h
+++ b/drivers/crypto/cavium/nitrox/nitrox_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NITROX_COMMON_H
#define __NITROX_COMMON_H
diff --git a/drivers/crypto/cavium/nitrox/nitrox_csr.h b/drivers/crypto/cavium/nitrox/nitrox_csr.h
index 30b04c4c6076..9dcb7fdbe0a7 100644
--- a/drivers/crypto/cavium/nitrox/nitrox_csr.h
+++ b/drivers/crypto/cavium/nitrox/nitrox_csr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NITROX_CSR_H
#define __NITROX_CSR_H
diff --git a/drivers/crypto/cavium/nitrox/nitrox_dev.h b/drivers/crypto/cavium/nitrox/nitrox_dev.h
index 57858b04f165..9a476bb6d4c7 100644
--- a/drivers/crypto/cavium/nitrox/nitrox_dev.h
+++ b/drivers/crypto/cavium/nitrox/nitrox_dev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NITROX_DEV_H
#define __NITROX_DEV_H
diff --git a/drivers/crypto/cavium/nitrox/nitrox_hal.c b/drivers/crypto/cavium/nitrox/nitrox_hal.c
index f0655f82fa7d..bf9900bc4804 100644
--- a/drivers/crypto/cavium/nitrox/nitrox_hal.c
+++ b/drivers/crypto/cavium/nitrox/nitrox_hal.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/delay.h>
#include "nitrox_dev.h"
diff --git a/drivers/crypto/cavium/nitrox/nitrox_isr.c b/drivers/crypto/cavium/nitrox/nitrox_isr.c
index 71f934871a89..dbead5f45df3 100644
--- a/drivers/crypto/cavium/nitrox/nitrox_isr.c
+++ b/drivers/crypto/cavium/nitrox/nitrox_isr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/pci.h>
#include <linux/printk.h>
#include <linux/slab.h>
diff --git a/drivers/crypto/cavium/nitrox/nitrox_lib.c b/drivers/crypto/cavium/nitrox/nitrox_lib.c
index b4a391adb9b6..4fdc921ba611 100644
--- a/drivers/crypto/cavium/nitrox/nitrox_lib.c
+++ b/drivers/crypto/cavium/nitrox/nitrox_lib.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/cpumask.h>
#include <linux/dma-mapping.h>
#include <linux/dmapool.h>
diff --git a/drivers/crypto/cavium/nitrox/nitrox_req.h b/drivers/crypto/cavium/nitrox/nitrox_req.h
index 74f4c20dc87d..d091b6f5f5dd 100644
--- a/drivers/crypto/cavium/nitrox/nitrox_req.h
+++ b/drivers/crypto/cavium/nitrox/nitrox_req.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NITROX_REQ_H
#define __NITROX_REQ_H
diff --git a/drivers/crypto/cavium/nitrox/nitrox_reqmgr.c b/drivers/crypto/cavium/nitrox/nitrox_reqmgr.c
index 4bb4377c5ac0..4addc238a6ef 100644
--- a/drivers/crypto/cavium/nitrox/nitrox_reqmgr.c
+++ b/drivers/crypto/cavium/nitrox/nitrox_reqmgr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/gfp.h>
#include <linux/workqueue.h>
#include <crypto/internal/skcipher.h>
diff --git a/drivers/crypto/cavium/zip/Makefile b/drivers/crypto/cavium/zip/Makefile
index b2f3baaff757..020d189d793d 100644
--- a/drivers/crypto/cavium/zip/Makefile
+++ b/drivers/crypto/cavium/zip/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for Cavium's ZIP Driver.
#
diff --git a/drivers/crypto/ccp/Makefile b/drivers/crypto/ccp/Makefile
index 57f8debfcfb3..c4ce726b931e 100644
--- a/drivers/crypto/ccp/Makefile
+++ b/drivers/crypto/ccp/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_CRYPTO_DEV_CCP_DD) += ccp.o
ccp-objs := sp-dev.o sp-platform.o
ccp-$(CONFIG_CRYPTO_DEV_SP_CCP) += ccp-dev.o \
diff --git a/drivers/crypto/marvell/cesa.h b/drivers/crypto/marvell/cesa.h
index b7872f62f674..0032e3bf46ee 100644
--- a/drivers/crypto/marvell/cesa.h
+++ b/drivers/crypto/marvell/cesa.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MARVELL_CESA_H__
#define __MARVELL_CESA_H__
diff --git a/drivers/crypto/mv_cesa.h b/drivers/crypto/mv_cesa.h
index 9249d3ed184b..0be3f0aa4afd 100644
--- a/drivers/crypto/mv_cesa.h
+++ b/drivers/crypto/mv_cesa.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MV_CRYPTO_H__
#define __MV_CRYPTO_H__
diff --git a/drivers/crypto/n2_asm.S b/drivers/crypto/n2_asm.S
index f7c793745a1e..9a67dbf340f4 100644
--- a/drivers/crypto/n2_asm.S
+++ b/drivers/crypto/n2_asm.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* n2_asm.S: Hypervisor calls for NCS support.
*
* Copyright (C) 2009 David S. Miller <davem@davemloft.net>
diff --git a/drivers/crypto/n2_core.h b/drivers/crypto/n2_core.h
index 4bcbbeae98f5..2406763b0306 100644
--- a/drivers/crypto/n2_core.h
+++ b/drivers/crypto/n2_core.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _N2_CORE_H
#define _N2_CORE_H
diff --git a/drivers/crypto/nx/Makefile b/drivers/crypto/nx/Makefile
index b727821c8ed4..015155da59c2 100644
--- a/drivers/crypto/nx/Makefile
+++ b/drivers/crypto/nx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_CRYPTO_DEV_NX_ENCRYPT) += nx-crypto.o
nx-crypto-objs := nx.o \
nx_debugfs.o \
diff --git a/drivers/crypto/nx/nx-842.h b/drivers/crypto/nx/nx-842.h
index bb2f31792683..b66f19ac600f 100644
--- a/drivers/crypto/nx/nx-842.h
+++ b/drivers/crypto/nx/nx-842.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NX_842_H__
#define __NX_842_H__
diff --git a/drivers/crypto/nx/nx.h b/drivers/crypto/nx/nx.h
index 9347878d4f30..c3e54af18645 100644
--- a/drivers/crypto/nx/nx.h
+++ b/drivers/crypto/nx/nx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NX_H__
#define __NX_H__
diff --git a/drivers/crypto/nx/nx_csbcpb.h b/drivers/crypto/nx/nx_csbcpb.h
index a304f956d6f8..493f8490ff94 100644
--- a/drivers/crypto/nx/nx_csbcpb.h
+++ b/drivers/crypto/nx/nx_csbcpb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NX_CSBCPB_H__
#define __NX_CSBCPB_H__
diff --git a/drivers/crypto/qat/Makefile b/drivers/crypto/qat/Makefile
index 8265106f1c8e..7dd15e751d02 100644
--- a/drivers/crypto/qat/Makefile
+++ b/drivers/crypto/qat/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_CRYPTO_DEV_QAT) += qat_common/
obj-$(CONFIG_CRYPTO_DEV_QAT_DH895xCC) += qat_dh895xcc/
obj-$(CONFIG_CRYPTO_DEV_QAT_C3XXX) += qat_c3xxx/
diff --git a/drivers/crypto/qat/qat_common/Makefile b/drivers/crypto/qat/qat_common/Makefile
index 92fb6ffdc062..47a8e3d8b81a 100644
--- a/drivers/crypto/qat/qat_common/Makefile
+++ b/drivers/crypto/qat/qat_common/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_CRYPTO_DEV_QAT) += intel_qat.o
intel_qat-objs := adf_cfg.o \
adf_isr.o \
diff --git a/drivers/crypto/qce/Makefile b/drivers/crypto/qce/Makefile
index 348dc3173afa..19a7f899acff 100644
--- a/drivers/crypto/qce/Makefile
+++ b/drivers/crypto/qce/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_CRYPTO_DEV_QCE) += qcrypto.o
qcrypto-objs := core.o \
common.o \
diff --git a/drivers/crypto/rockchip/rk3288_crypto.h b/drivers/crypto/rockchip/rk3288_crypto.h
index ab6a1b4c40f0..d5fb4013fb42 100644
--- a/drivers/crypto/rockchip/rk3288_crypto.h
+++ b/drivers/crypto/rockchip/rk3288_crypto.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __RK3288_CRYPTO_H__
#define __RK3288_CRYPTO_H__
diff --git a/drivers/crypto/stm32/stm32-hash.c b/drivers/crypto/stm32/stm32-hash.c
index b585ce54a802..4835dd4a9e50 100644
--- a/drivers/crypto/stm32/stm32-hash.c
+++ b/drivers/crypto/stm32/stm32-hash.c
@@ -553,9 +553,9 @@ static int stm32_hash_dma_send(struct stm32_hash_dev *hdev)
{
struct stm32_hash_request_ctx *rctx = ahash_request_ctx(hdev->req);
struct scatterlist sg[1], *tsg;
- int err = 0, len = 0, reg, ncp;
+ int err = 0, len = 0, reg, ncp = 0;
unsigned int i;
- const u32 *buffer = (const u32 *)rctx->buffer;
+ u32 *buffer = (void *)rctx->buffer;
rctx->sg = hdev->req->src;
rctx->total = hdev->req->nbytes;
@@ -620,10 +620,13 @@ static int stm32_hash_dma_send(struct stm32_hash_dev *hdev)
reg |= HASH_CR_DMAA;
stm32_hash_write(hdev, HASH_CR, reg);
- for (i = 0; i < DIV_ROUND_UP(ncp, sizeof(u32)); i++)
- stm32_hash_write(hdev, HASH_DIN, buffer[i]);
-
- stm32_hash_set_nblw(hdev, ncp);
+ if (ncp) {
+ memset(buffer + ncp, 0,
+ DIV_ROUND_UP(ncp, sizeof(u32)) - ncp);
+ writesl(hdev->io_base + HASH_DIN, buffer,
+ DIV_ROUND_UP(ncp, sizeof(u32)));
+ }
+ stm32_hash_set_nblw(hdev, DIV_ROUND_UP(ncp, sizeof(u32)));
reg = stm32_hash_read(hdev, HASH_STR);
reg |= HASH_STR_DCAL;
stm32_hash_write(hdev, HASH_STR, reg);
diff --git a/drivers/crypto/virtio/Makefile b/drivers/crypto/virtio/Makefile
index dd342c947ff9..cbfccccfa135 100644
--- a/drivers/crypto/virtio/Makefile
+++ b/drivers/crypto/virtio/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_CRYPTO_DEV_VIRTIO) += virtio_crypto.o
virtio_crypto-objs := \
virtio_crypto_algs.o \
diff --git a/drivers/crypto/vmx/Makefile b/drivers/crypto/vmx/Makefile
index 55f7c392582f..cab32cfec9c4 100644
--- a/drivers/crypto/vmx/Makefile
+++ b/drivers/crypto/vmx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_CRYPTO_DEV_VMX_ENCRYPT) += vmx-crypto.o
vmx-crypto-objs := vmx.o aesp8-ppc.o ghashp8-ppc.o aes.o aes_cbc.o aes_ctr.o aes_xts.o ghash.o
diff --git a/drivers/crypto/vmx/aesp8-ppc.h b/drivers/crypto/vmx/aesp8-ppc.h
index 01972e16a6c0..349646b73754 100644
--- a/drivers/crypto/vmx/aesp8-ppc.h
+++ b/drivers/crypto/vmx/aesp8-ppc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/types.h>
#include <crypto/aes.h>
diff --git a/drivers/crypto/vmx/ppc-xlate.pl b/drivers/crypto/vmx/ppc-xlate.pl
index b18e67d0e065..36db2ef09e5b 100644
--- a/drivers/crypto/vmx/ppc-xlate.pl
+++ b/drivers/crypto/vmx/ppc-xlate.pl
@@ -1,4 +1,5 @@
#!/usr/bin/env perl
+# SPDX-License-Identifier: GPL-2.0
# PowerPC assembler distiller by <appro>.
diff --git a/drivers/dax/Makefile b/drivers/dax/Makefile
index dc7422530462..574286fac87c 100644
--- a/drivers/dax/Makefile
+++ b/drivers/dax/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_DAX) += dax.o
obj-$(CONFIG_DEV_DAX) += device_dax.o
obj-$(CONFIG_DEV_DAX_PMEM) += dax_pmem.o
diff --git a/drivers/devfreq/Makefile b/drivers/devfreq/Makefile
index fbff40a508a4..32b8d4d3f12c 100644
--- a/drivers/devfreq/Makefile
+++ b/drivers/devfreq/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_PM_DEVFREQ) += devfreq.o
obj-$(CONFIG_PM_DEVFREQ_EVENT) += devfreq-event.o
obj-$(CONFIG_DEVFREQ_GOV_SIMPLE_ONDEMAND) += governor_simpleondemand.o
diff --git a/drivers/dio/dio.c b/drivers/dio/dio.c
index 0d0677f23916..92e78d16b476 100644
--- a/drivers/dio/dio.c
+++ b/drivers/dio/dio.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Code to support devices on the DIO and DIO-II bus
* Copyright (C) 05/1998 Peter Maydell <pmaydell@chiark.greenend.org.uk>
* Copyright (C) 2004 Jochen Friedrich <jochen@scram.de>
diff --git a/drivers/dma-buf/sync_file.c b/drivers/dma-buf/sync_file.c
index 66fb40d0ebdb..03830634e141 100644
--- a/drivers/dma-buf/sync_file.c
+++ b/drivers/dma-buf/sync_file.c
@@ -383,7 +383,7 @@ err_put_fd:
return err;
}
-static void sync_fill_fence_info(struct dma_fence *fence,
+static int sync_fill_fence_info(struct dma_fence *fence,
struct sync_fence_info *info)
{
strlcpy(info->obj_name, fence->ops->get_timeline_name(fence),
@@ -399,6 +399,8 @@ static void sync_fill_fence_info(struct dma_fence *fence,
test_bit(DMA_FENCE_FLAG_TIMESTAMP_BIT, &fence->flags) ?
ktime_to_ns(fence->timestamp) :
ktime_set(0, 0);
+
+ return info->status;
}
static long sync_file_ioctl_fence_info(struct sync_file *sync_file,
@@ -424,8 +426,12 @@ static long sync_file_ioctl_fence_info(struct sync_file *sync_file,
* sync_fence_info and return the actual number of fences on
* info->num_fences.
*/
- if (!info.num_fences)
+ if (!info.num_fences) {
+ info.status = dma_fence_is_signaled(sync_file->fence);
goto no_fences;
+ } else {
+ info.status = 1;
+ }
if (info.num_fences < num_fences)
return -EINVAL;
@@ -435,8 +441,10 @@ static long sync_file_ioctl_fence_info(struct sync_file *sync_file,
if (!fence_info)
return -ENOMEM;
- for (i = 0; i < num_fences; i++)
- sync_fill_fence_info(fences[i], &fence_info[i]);
+ for (i = 0; i < num_fences; i++) {
+ int status = sync_fill_fence_info(fences[i], &fence_info[i]);
+ info.status = info.status <= 0 ? info.status : status;
+ }
if (copy_to_user(u64_to_user_ptr(info.sync_fence_info), fence_info,
size)) {
@@ -446,7 +454,6 @@ static long sync_file_ioctl_fence_info(struct sync_file *sync_file,
no_fences:
sync_file_get_name(sync_file, info.name, sizeof(info.name));
- info.status = dma_fence_is_signaled(sync_file->fence);
info.num_fences = num_fences;
if (copy_to_user((void __user *)arg, &info, sizeof(info)))
diff --git a/drivers/dma-buf/sync_trace.h b/drivers/dma-buf/sync_trace.h
index d13d59ff1b85..06e468a218ff 100644
--- a/drivers/dma-buf/sync_trace.h
+++ b/drivers/dma-buf/sync_trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_INCLUDE_PATH ../../drivers/dma-buf
#define TRACE_SYSTEM sync_trace
diff --git a/drivers/dma/Makefile b/drivers/dma/Makefile
index f08f8de1b567..9d0156b50294 100644
--- a/drivers/dma/Makefile
+++ b/drivers/dma/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#dmaengine debug flags
subdir-ccflags-$(CONFIG_DMADEVICES_DEBUG) := -DDEBUG
subdir-ccflags-$(CONFIG_DMADEVICES_VDEBUG) += -DVERBOSE_DEBUG
diff --git a/drivers/dma/altera-msgdma.c b/drivers/dma/altera-msgdma.c
index 32905d5606ac..55f9c62ee54b 100644
--- a/drivers/dma/altera-msgdma.c
+++ b/drivers/dma/altera-msgdma.c
@@ -212,11 +212,12 @@ struct msgdma_device {
static struct msgdma_sw_desc *msgdma_get_descriptor(struct msgdma_device *mdev)
{
struct msgdma_sw_desc *desc;
+ unsigned long flags;
- spin_lock_bh(&mdev->lock);
+ spin_lock_irqsave(&mdev->lock, flags);
desc = list_first_entry(&mdev->free_list, struct msgdma_sw_desc, node);
list_del(&desc->node);
- spin_unlock_bh(&mdev->lock);
+ spin_unlock_irqrestore(&mdev->lock, flags);
INIT_LIST_HEAD(&desc->tx_list);
@@ -306,13 +307,14 @@ static dma_cookie_t msgdma_tx_submit(struct dma_async_tx_descriptor *tx)
struct msgdma_device *mdev = to_mdev(tx->chan);
struct msgdma_sw_desc *new;
dma_cookie_t cookie;
+ unsigned long flags;
new = tx_to_desc(tx);
- spin_lock_bh(&mdev->lock);
+ spin_lock_irqsave(&mdev->lock, flags);
cookie = dma_cookie_assign(tx);
list_add_tail(&new->node, &mdev->pending_list);
- spin_unlock_bh(&mdev->lock);
+ spin_unlock_irqrestore(&mdev->lock, flags);
return cookie;
}
@@ -336,17 +338,18 @@ msgdma_prep_memcpy(struct dma_chan *dchan, dma_addr_t dma_dst,
struct msgdma_extended_desc *desc;
size_t copy;
u32 desc_cnt;
+ unsigned long irqflags;
desc_cnt = DIV_ROUND_UP(len, MSGDMA_MAX_TRANS_LEN);
- spin_lock_bh(&mdev->lock);
+ spin_lock_irqsave(&mdev->lock, irqflags);
if (desc_cnt > mdev->desc_free_cnt) {
- spin_unlock_bh(&mdev->lock);
+ spin_unlock_irqrestore(&mdev->lock, irqflags);
dev_dbg(mdev->dev, "mdev %p descs are not available\n", mdev);
return NULL;
}
mdev->desc_free_cnt -= desc_cnt;
- spin_unlock_bh(&mdev->lock);
+ spin_unlock_irqrestore(&mdev->lock, irqflags);
do {
/* Allocate and populate the descriptor */
@@ -397,18 +400,19 @@ msgdma_prep_slave_sg(struct dma_chan *dchan, struct scatterlist *sgl,
u32 desc_cnt = 0, i;
struct scatterlist *sg;
u32 stride;
+ unsigned long irqflags;
for_each_sg(sgl, sg, sg_len, i)
desc_cnt += DIV_ROUND_UP(sg_dma_len(sg), MSGDMA_MAX_TRANS_LEN);
- spin_lock_bh(&mdev->lock);
+ spin_lock_irqsave(&mdev->lock, irqflags);
if (desc_cnt > mdev->desc_free_cnt) {
- spin_unlock_bh(&mdev->lock);
+ spin_unlock_irqrestore(&mdev->lock, irqflags);
dev_dbg(mdev->dev, "mdev %p descs are not available\n", mdev);
return NULL;
}
mdev->desc_free_cnt -= desc_cnt;
- spin_unlock_bh(&mdev->lock);
+ spin_unlock_irqrestore(&mdev->lock, irqflags);
avail = sg_dma_len(sgl);
@@ -566,10 +570,11 @@ static void msgdma_start_transfer(struct msgdma_device *mdev)
static void msgdma_issue_pending(struct dma_chan *chan)
{
struct msgdma_device *mdev = to_mdev(chan);
+ unsigned long flags;
- spin_lock_bh(&mdev->lock);
+ spin_lock_irqsave(&mdev->lock, flags);
msgdma_start_transfer(mdev);
- spin_unlock_bh(&mdev->lock);
+ spin_unlock_irqrestore(&mdev->lock, flags);
}
/**
@@ -634,10 +639,11 @@ static void msgdma_free_descriptors(struct msgdma_device *mdev)
static void msgdma_free_chan_resources(struct dma_chan *dchan)
{
struct msgdma_device *mdev = to_mdev(dchan);
+ unsigned long flags;
- spin_lock_bh(&mdev->lock);
+ spin_lock_irqsave(&mdev->lock, flags);
msgdma_free_descriptors(mdev);
- spin_unlock_bh(&mdev->lock);
+ spin_unlock_irqrestore(&mdev->lock, flags);
kfree(mdev->sw_desq);
}
@@ -682,8 +688,9 @@ static void msgdma_tasklet(unsigned long data)
u32 count;
u32 __maybe_unused size;
u32 __maybe_unused status;
+ unsigned long flags;
- spin_lock(&mdev->lock);
+ spin_lock_irqsave(&mdev->lock, flags);
/* Read number of responses that are available */
count = ioread32(mdev->csr + MSGDMA_CSR_RESP_FILL_LEVEL);
@@ -698,13 +705,13 @@ static void msgdma_tasklet(unsigned long data)
* bits. So we need to just drop these values.
*/
size = ioread32(mdev->resp + MSGDMA_RESP_BYTES_TRANSFERRED);
- status = ioread32(mdev->resp - MSGDMA_RESP_STATUS);
+ status = ioread32(mdev->resp + MSGDMA_RESP_STATUS);
msgdma_complete_descriptor(mdev);
msgdma_chan_desc_cleanup(mdev);
}
- spin_unlock(&mdev->lock);
+ spin_unlock_irqrestore(&mdev->lock, flags);
}
/**
diff --git a/drivers/dma/bestcomm/Makefile b/drivers/dma/bestcomm/Makefile
index aed2df2a6580..8d1b33a2f0a1 100644
--- a/drivers/dma/bestcomm/Makefile
+++ b/drivers/dma/bestcomm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for BestComm & co
#
diff --git a/drivers/dma/dmaengine.h b/drivers/dma/dmaengine.h
index 882ff9448c3b..501c0b063f85 100644
--- a/drivers/dma/dmaengine.h
+++ b/drivers/dma/dmaengine.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* The contents of this file are private to DMA engine drivers, and is not
* part of the API to be used by DMA engine users.
diff --git a/drivers/dma/dw/Makefile b/drivers/dma/dw/Makefile
index 3eebd1ce2c6b..2b949c2e4504 100644
--- a/drivers/dma/dw/Makefile
+++ b/drivers/dma/dw/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_DW_DMAC_CORE) += dw_dmac_core.o
dw_dmac_core-objs := core.o
diff --git a/drivers/dma/edma.c b/drivers/dma/edma.c
index 3879f80a4815..a7ea20e7b8e9 100644
--- a/drivers/dma/edma.c
+++ b/drivers/dma/edma.c
@@ -1143,11 +1143,24 @@ static struct dma_async_tx_descriptor *edma_prep_dma_memcpy(
struct edma_desc *edesc;
struct device *dev = chan->device->dev;
struct edma_chan *echan = to_edma_chan(chan);
- unsigned int width, pset_len;
+ unsigned int width, pset_len, array_size;
if (unlikely(!echan || !len))
return NULL;
+ /* Align the array size (acnt block) with the transfer properties */
+ switch (__ffs((src | dest | len))) {
+ case 0:
+ array_size = SZ_32K - 1;
+ break;
+ case 1:
+ array_size = SZ_32K - 2;
+ break;
+ default:
+ array_size = SZ_32K - 4;
+ break;
+ }
+
if (len < SZ_64K) {
/*
* Transfer size less than 64K can be handled with one paRAM
@@ -1169,7 +1182,7 @@ static struct dma_async_tx_descriptor *edma_prep_dma_memcpy(
* When the full_length is multibple of 32767 one slot can be
* used to complete the transfer.
*/
- width = SZ_32K - 1;
+ width = array_size;
pset_len = rounddown(len, width);
/* One slot is enough for lengths multiple of (SZ_32K -1) */
if (unlikely(pset_len == len))
@@ -1217,7 +1230,7 @@ static struct dma_async_tx_descriptor *edma_prep_dma_memcpy(
}
dest += pset_len;
src += pset_len;
- pset_len = width = len % (SZ_32K - 1);
+ pset_len = width = len % array_size;
ret = edma_config_pset(chan, &edesc->pset[1], src, dest, 1,
width, pset_len, DMA_MEM_TO_MEM);
diff --git a/drivers/dma/qcom/Makefile b/drivers/dma/qcom/Makefile
index 4bfc38b45220..1ae92da88b0c 100644
--- a/drivers/dma/qcom/Makefile
+++ b/drivers/dma/qcom/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_QCOM_BAM_DMA) += bam_dma.o
obj-$(CONFIG_QCOM_HIDMA_MGMT) += hdma_mgmt.o
hdma_mgmt-objs := hidma_mgmt.o hidma_mgmt_sys.o
diff --git a/drivers/dma/sh/Makefile b/drivers/dma/sh/Makefile
index f1e2fd64f279..7d7c9491ade1 100644
--- a/drivers/dma/sh/Makefile
+++ b/drivers/dma/sh/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# DMA Engine Helpers
#
diff --git a/drivers/dma/ti-dma-crossbar.c b/drivers/dma/ti-dma-crossbar.c
index 2f65a8fde21d..f1d04b70ee67 100644
--- a/drivers/dma/ti-dma-crossbar.c
+++ b/drivers/dma/ti-dma-crossbar.c
@@ -262,13 +262,14 @@ static void *ti_dra7_xbar_route_allocate(struct of_phandle_args *dma_spec,
mutex_lock(&xbar->mutex);
map->xbar_out = find_first_zero_bit(xbar->dma_inuse,
xbar->dma_requests);
- mutex_unlock(&xbar->mutex);
if (map->xbar_out == xbar->dma_requests) {
+ mutex_unlock(&xbar->mutex);
dev_err(&pdev->dev, "Run out of free DMA requests\n");
kfree(map);
return ERR_PTR(-ENOMEM);
}
set_bit(map->xbar_out, xbar->dma_inuse);
+ mutex_unlock(&xbar->mutex);
map->xbar_in = (u16)dma_spec->args[0];
diff --git a/drivers/edac/amd64_edac_dbg.c b/drivers/edac/amd64_edac_dbg.c
index 4709c6079848..393be3351493 100644
--- a/drivers/edac/amd64_edac_dbg.c
+++ b/drivers/edac/amd64_edac_dbg.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "amd64_edac.h"
#define EDAC_DCT_ATTR_SHOW(reg) \
diff --git a/drivers/edac/amd64_edac_inj.c b/drivers/edac/amd64_edac_inj.c
index e14977ff95db..d96d6116f0fb 100644
--- a/drivers/edac/amd64_edac_inj.c
+++ b/drivers/edac/amd64_edac_inj.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "amd64_edac.h"
static ssize_t amd64_inject_section_show(struct device *dev,
diff --git a/drivers/edac/edac_module.h b/drivers/edac/edac_module.h
index 014871e169cc..dec88dcea036 100644
--- a/drivers/edac/edac_module.h
+++ b/drivers/edac/edac_module.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* edac_module.h
diff --git a/drivers/edac/mce_amd.h b/drivers/edac/mce_amd.h
index 0b6a68673e0e..4e9c5e596c6c 100644
--- a/drivers/edac/mce_amd.h
+++ b/drivers/edac/mce_amd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _EDAC_MCE_AMD_H
#define _EDAC_MCE_AMD_H
diff --git a/drivers/eisa/Makefile b/drivers/eisa/Makefile
index 5369ce957c6d..a1dd0eaec2d4 100644
--- a/drivers/eisa/Makefile
+++ b/drivers/eisa/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for the Linux device tree
obj-$(CONFIG_EISA) += eisa-bus.o
diff --git a/drivers/extcon/Makefile b/drivers/extcon/Makefile
index a73624e76193..0888fdeded72 100644
--- a/drivers/extcon/Makefile
+++ b/drivers/extcon/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for external connector class (extcon) devices
#
diff --git a/drivers/extcon/extcon.h b/drivers/extcon/extcon.h
index dddddcfa0587..61358479bfcc 100644
--- a/drivers/extcon/extcon.h
+++ b/drivers/extcon/extcon.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_EXTCON_INTERNAL_H__
#define __LINUX_EXTCON_INTERNAL_H__
diff --git a/drivers/firewire/Makefile b/drivers/firewire/Makefile
index e3870d5c43dd..e58c8c794778 100644
--- a/drivers/firewire/Makefile
+++ b/drivers/firewire/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux IEEE 1394 implementation
#
diff --git a/drivers/firewire/core.h b/drivers/firewire/core.h
index c07962ead5e4..0f0bed3a4bbb 100644
--- a/drivers/firewire/core.h
+++ b/drivers/firewire/core.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FIREWIRE_CORE_H
#define _FIREWIRE_CORE_H
diff --git a/drivers/firewire/nosy-user.h b/drivers/firewire/nosy-user.h
index e48aa6200c72..3446c5b772e5 100644
--- a/drivers/firewire/nosy-user.h
+++ b/drivers/firewire/nosy-user.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __nosy_user_h
#define __nosy_user_h
diff --git a/drivers/firewire/nosy.h b/drivers/firewire/nosy.h
index 078ff27f4756..4078d69e93f8 100644
--- a/drivers/firewire/nosy.h
+++ b/drivers/firewire/nosy.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Chip register definitions for PCILynx chipset. Based on pcilynx.h
* from the Linux 1394 drivers, but modified a bit so the names here
diff --git a/drivers/firewire/ohci.h b/drivers/firewire/ohci.h
index ef5e7336da68..c4d005a9901a 100644
--- a/drivers/firewire/ohci.h
+++ b/drivers/firewire/ohci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FIREWIRE_OHCI_H
#define _FIREWIRE_OHCI_H
diff --git a/drivers/firmware/Makefile b/drivers/firmware/Makefile
index a37f12e8d137..feaa890197f3 100644
--- a/drivers/firmware/Makefile
+++ b/drivers/firmware/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/drivers/firmware/efi/Makefile b/drivers/firmware/efi/Makefile
index 0329d319d89a..269501dfba53 100644
--- a/drivers/firmware/efi/Makefile
+++ b/drivers/firmware/efi/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for linux kernel
#
diff --git a/drivers/firmware/efi/libstub/Makefile b/drivers/firmware/efi/libstub/Makefile
index dedf9bde44db..adaa4a964f0c 100644
--- a/drivers/firmware/efi/libstub/Makefile
+++ b/drivers/firmware/efi/libstub/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# The stub may be linked into the kernel proper or into a separate boot binary,
# but in either case, it executes before the kernel does (with MMU disabled) so
@@ -33,13 +34,14 @@ lib-y := efi-stub-helper.o gop.o secureboot.o
lib-$(CONFIG_RESET_ATTACK_MITIGATION) += tpm.o
# include the stub's generic dependencies from lib/ when building for ARM/arm64
-arm-deps := fdt_rw.c fdt_ro.c fdt_wip.c fdt.c fdt_empty_tree.c fdt_sw.c sort.c
+arm-deps-y := fdt_rw.c fdt_ro.c fdt_wip.c fdt.c fdt_empty_tree.c fdt_sw.c
+arm-deps-$(CONFIG_ARM64) += sort.c
$(obj)/lib-%.o: $(srctree)/lib/%.c FORCE
$(call if_changed_rule,cc_o_c)
lib-$(CONFIG_EFI_ARMSTUB) += arm-stub.o fdt.o string.o random.o \
- $(patsubst %.c,lib-%.o,$(arm-deps))
+ $(patsubst %.c,lib-%.o,$(arm-deps-y))
lib-$(CONFIG_ARM) += arm32-stub.o
lib-$(CONFIG_ARM64) += arm64-stub.o
@@ -90,5 +92,4 @@ quiet_cmd_stubcopy = STUBCPY $@
# explicitly by the decompressor linker script.
#
STUBCOPY_FLAGS-$(CONFIG_ARM) += --rename-section .data=.data.efistub
-STUBCOPY_RM-$(CONFIG_ARM) += -R ___ksymtab+sort -R ___kcrctab+sort
STUBCOPY_RELOC-$(CONFIG_ARM) := R_ARM_ABS
diff --git a/drivers/firmware/efi/libstub/arm-stub.c b/drivers/firmware/efi/libstub/arm-stub.c
index 1cb2d1c070c3..01a9d78ee415 100644
--- a/drivers/firmware/efi/libstub/arm-stub.c
+++ b/drivers/firmware/efi/libstub/arm-stub.c
@@ -238,7 +238,8 @@ unsigned long efi_entry(void *handle, efi_system_table_t *sys_table,
efi_random_get_seed(sys_table);
- if (!nokaslr()) {
+ /* hibernation expects the runtime regions to stay in the same place */
+ if (!IS_ENABLED(CONFIG_HIBERNATION) && !nokaslr()) {
/*
* Randomize the base of the UEFI runtime services region.
* Preserve the 2 MB alignment of the region by taking a
@@ -349,7 +350,9 @@ void efi_get_virtmap(efi_memory_desc_t *memory_map, unsigned long map_size,
* The easiest way to find adjacent regions is to sort the memory map
* before traversing it.
*/
- sort(memory_map, map_size / desc_size, desc_size, cmp_mem_desc, NULL);
+ if (IS_ENABLED(CONFIG_ARM64))
+ sort(memory_map, map_size / desc_size, desc_size, cmp_mem_desc,
+ NULL);
for (l = 0; l < map_size; l += desc_size, prev = in) {
u64 paddr, size;
@@ -366,7 +369,8 @@ void efi_get_virtmap(efi_memory_desc_t *memory_map, unsigned long map_size,
* a 4k page size kernel to kexec a 64k page size kernel and
* vice versa.
*/
- if (!regions_are_adjacent(prev, in) ||
+ if ((IS_ENABLED(CONFIG_ARM64) &&
+ !regions_are_adjacent(prev, in)) ||
!regions_have_compatible_memory_type_attrs(prev, in)) {
paddr = round_down(in->phys_addr, SZ_64K);
diff --git a/drivers/firmware/efi/libstub/efistub.h b/drivers/firmware/efi/libstub/efistub.h
index 83f268c05007..f59564b72ddc 100644
--- a/drivers/firmware/efi/libstub/efistub.h
+++ b/drivers/firmware/efi/libstub/efistub.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DRIVERS_FIRMWARE_EFI_EFISTUB_H
#define _DRIVERS_FIRMWARE_EFI_EFISTUB_H
diff --git a/drivers/firmware/efi/libstub/string.c b/drivers/firmware/efi/libstub/string.c
index 09d5a0894343..ed10e3f602c5 100644
--- a/drivers/firmware/efi/libstub/string.c
+++ b/drivers/firmware/efi/libstub/string.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Taken from:
* linux/lib/string.c
diff --git a/drivers/firmware/efi/memmap.c b/drivers/firmware/efi/memmap.c
index 78686443cb37..5fc70520e04c 100644
--- a/drivers/firmware/efi/memmap.c
+++ b/drivers/firmware/efi/memmap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Common EFI memory map functions.
*/
diff --git a/drivers/firmware/efi/reboot.c b/drivers/firmware/efi/reboot.c
index 22874544d301..7effff969eb9 100644
--- a/drivers/firmware/efi/reboot.c
+++ b/drivers/firmware/efi/reboot.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2014 Intel Corporation; author Matt Fleming
* Copyright (c) 2014 Red Hat, Inc., Mark Salter <msalter@redhat.com>
diff --git a/drivers/firmware/efi/test/efi_test.c b/drivers/firmware/efi/test/efi_test.c
index 08129b7b80ab..41c48a1e8baa 100644
--- a/drivers/firmware/efi/test/efi_test.c
+++ b/drivers/firmware/efi/test/efi_test.c
@@ -593,6 +593,9 @@ static long efi_runtime_query_capsulecaps(unsigned long arg)
if (copy_from_user(&qcaps, qcaps_user, sizeof(qcaps)))
return -EFAULT;
+ if (qcaps.capsule_count == ULONG_MAX)
+ return -EINVAL;
+
capsules = kcalloc(qcaps.capsule_count + 1,
sizeof(efi_capsule_header_t), GFP_KERNEL);
if (!capsules)
diff --git a/drivers/firmware/efi/test/efi_test.h b/drivers/firmware/efi/test/efi_test.h
index a33a6c633852..9812c6a02b40 100644
--- a/drivers/firmware/efi/test/efi_test.h
+++ b/drivers/firmware/efi/test/efi_test.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* EFI Test driver Header
*
diff --git a/drivers/firmware/google/Makefile b/drivers/firmware/google/Makefile
index bc4de02202ad..dcd3675efcfc 100644
--- a/drivers/firmware/google/Makefile
+++ b/drivers/firmware/google/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_GOOGLE_SMI) += gsmi.o
obj-$(CONFIG_GOOGLE_COREBOOT_TABLE) += coreboot_table.o
diff --git a/drivers/fmc/Makefile b/drivers/fmc/Makefile
index e809322e1bac..e3da6192cf39 100644
--- a/drivers/fmc/Makefile
+++ b/drivers/fmc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_FMC) += fmc.o
diff --git a/drivers/fpga/Makefile b/drivers/fpga/Makefile
index e09895f0525b..f98dcf1d89e1 100644
--- a/drivers/fpga/Makefile
+++ b/drivers/fpga/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the fpga framework and fpga manager drivers.
#
diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
index 3388d54ba114..3f80f167ed56 100644
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -453,7 +453,8 @@ config GPIO_TS4800
config GPIO_THUNDERX
tristate "Cavium ThunderX/OCTEON-TX GPIO"
depends on ARCH_THUNDER || (64BIT && COMPILE_TEST)
- depends on PCI_MSI && IRQ_DOMAIN_HIERARCHY
+ depends on PCI_MSI
+ select IRQ_DOMAIN_HIERARCHY
select IRQ_FASTEOI_HIERARCHY_HANDLERS
help
Say yes here to support the on-chip GPIO lines on the ThunderX
diff --git a/drivers/gpio/Makefile b/drivers/gpio/Makefile
index aeb70e9de6f2..8a2dfba3b231 100644
--- a/drivers/gpio/Makefile
+++ b/drivers/gpio/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# generic gpio support: platform drivers, dedicated expander chips, etc
ccflags-$(CONFIG_DEBUG_GPIO) += -DDEBUG
diff --git a/drivers/gpio/gpio-etraxfs.c b/drivers/gpio/gpio-etraxfs.c
index 14c6aac26780..94db1bf4bfdb 100644
--- a/drivers/gpio/gpio-etraxfs.c
+++ b/drivers/gpio/gpio-etraxfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/gpio/driver.h>
diff --git a/drivers/gpio/gpio-ftgpio010.c b/drivers/gpio/gpio-ftgpio010.c
index e9386f8b67f5..139f73d3f4ba 100644
--- a/drivers/gpio/gpio-ftgpio010.c
+++ b/drivers/gpio/gpio-ftgpio010.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Faraday Technolog FTGPIO010 gpiochip and interrupt routines
* Copyright (C) 2017 Linus Walleij <linus.walleij@linaro.org>
diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c
index dbf869fb63ce..3233b72b6828 100644
--- a/drivers/gpio/gpio-omap.c
+++ b/drivers/gpio/gpio-omap.c
@@ -518,7 +518,13 @@ static int omap_gpio_irq_type(struct irq_data *d, unsigned type)
if (type & (IRQ_TYPE_LEVEL_LOW | IRQ_TYPE_LEVEL_HIGH))
irq_set_handler_locked(d, handle_level_irq);
else if (type & (IRQ_TYPE_EDGE_FALLING | IRQ_TYPE_EDGE_RISING))
- irq_set_handler_locked(d, handle_edge_irq);
+ /*
+ * Edge IRQs are already cleared/acked in irq_handler and
+ * not need to be masked, as result handle_edge_irq()
+ * logic is excessed here and may cause lose of interrupts.
+ * So just use handle_simple_irq.
+ */
+ irq_set_handler_locked(d, handle_simple_irq);
return 0;
@@ -678,7 +684,7 @@ static void omap_gpio_free(struct gpio_chip *chip, unsigned offset)
static irqreturn_t omap_gpio_irq_handler(int irq, void *gpiobank)
{
void __iomem *isr_reg = NULL;
- u32 isr;
+ u32 enabled, isr, level_mask;
unsigned int bit;
struct gpio_bank *bank = gpiobank;
unsigned long wa_lock_flags;
@@ -691,23 +697,21 @@ static irqreturn_t omap_gpio_irq_handler(int irq, void *gpiobank)
pm_runtime_get_sync(bank->chip.parent);
while (1) {
- u32 isr_saved, level_mask = 0;
- u32 enabled;
-
raw_spin_lock_irqsave(&bank->lock, lock_flags);
enabled = omap_get_gpio_irqbank_mask(bank);
- isr_saved = isr = readl_relaxed(isr_reg) & enabled;
+ isr = readl_relaxed(isr_reg) & enabled;
if (bank->level_mask)
level_mask = bank->level_mask & enabled;
+ else
+ level_mask = 0;
/* clear edge sensitive interrupts before handler(s) are
called so that we don't miss any interrupt occurred while
executing them */
- omap_disable_gpio_irqbank(bank, isr_saved & ~level_mask);
- omap_clear_gpio_irqbank(bank, isr_saved & ~level_mask);
- omap_enable_gpio_irqbank(bank, isr_saved & ~level_mask);
+ if (isr & ~level_mask)
+ omap_clear_gpio_irqbank(bank, isr & ~level_mask);
raw_spin_unlock_irqrestore(&bank->lock, lock_flags);
@@ -1010,7 +1014,7 @@ static void omap_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
/*---------------------------------------------------------------------*/
-static void __init omap_gpio_show_rev(struct gpio_bank *bank)
+static void omap_gpio_show_rev(struct gpio_bank *bank)
{
static bool called;
u32 rev;
diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c
index 4d2113530735..eb4528c87c0b 100644
--- a/drivers/gpio/gpiolib-acpi.c
+++ b/drivers/gpio/gpiolib-acpi.c
@@ -203,7 +203,7 @@ static acpi_status acpi_gpiochip_request_interrupt(struct acpi_resource *ares,
if (pin <= 255) {
char ev_name[5];
- sprintf(ev_name, "_%c%02X",
+ sprintf(ev_name, "_%c%02hhX",
agpio->triggering == ACPI_EDGE_SENSITIVE ? 'E' : 'L',
pin);
if (ACPI_SUCCESS(acpi_get_handle(handle, ev_name, &evt_handle)))
diff --git a/drivers/gpu/drm/Makefile b/drivers/gpu/drm/Makefile
index a8acc197dec3..8ce07039bb89 100644
--- a/drivers/gpu/drm/Makefile
+++ b/drivers/gpu/drm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for the drm device driver. This driver provides support for the
# Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher.
diff --git a/drivers/gpu/drm/amd/amdgpu/Makefile b/drivers/gpu/drm/amd/amdgpu/Makefile
index 658bac0cdc5e..567b0377e1e2 100644
--- a/drivers/gpu/drm/amd/amdgpu/Makefile
+++ b/drivers/gpu/drm/amd/amdgpu/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the drm device driver. This driver provides support for the
# Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher.
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h
index 1c88bd5e29ad..34c99a3c8d2d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#if !defined(_AMDGPU_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
#define _AMDGPU_TRACE_H_
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_trace_points.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_trace_points.c
index 385b7e1d72f9..89680d554ed8 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_trace_points.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_trace_points.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Copyright Red Hat Inc 2010.
* Author : Dave Airlie <airlied@redhat.com>
*/
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 7ef6c28a34d9..bc746131987f 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -834,7 +834,7 @@ int amdgpu_ttm_bind(struct ttm_buffer_object *bo, struct ttm_mem_reg *bo_mem)
placement.busy_placement = &placements;
placements.fpfn = 0;
placements.lpfn = adev->mc.gart_size >> PAGE_SHIFT;
- placements.flags = TTM_PL_MASK_CACHING | TTM_PL_FLAG_TT;
+ placements.flags = bo->mem.placement | TTM_PL_FLAG_TT;
r = ttm_bo_mem_space(bo, &placement, &tmp, true, false);
if (unlikely(r))
diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c
index 31db356476f8..62cd16a23921 100644
--- a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c
@@ -93,6 +93,10 @@ static int uvd_v6_0_early_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ if (!(adev->flags & AMD_IS_APU) &&
+ (RREG32_SMC(ixCC_HARVEST_FUSES) & CC_HARVEST_FUSES__UVD_DISABLE_MASK))
+ return -ENOENT;
+
uvd_v6_0_set_ring_funcs(adev);
uvd_v6_0_set_irq_funcs(adev);
@@ -225,11 +229,7 @@ static int uvd_v6_0_suspend(void *handle)
if (r)
return r;
- /* Skip this for APU for now */
- if (!(adev->flags & AMD_IS_APU))
- r = amdgpu_uvd_suspend(adev);
-
- return r;
+ return amdgpu_uvd_suspend(adev);
}
static int uvd_v6_0_resume(void *handle)
@@ -237,12 +237,10 @@ static int uvd_v6_0_resume(void *handle)
int r;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
- /* Skip this for APU for now */
- if (!(adev->flags & AMD_IS_APU)) {
- r = amdgpu_uvd_resume(adev);
- if (r)
- return r;
- }
+ r = amdgpu_uvd_resume(adev);
+ if (r)
+ return r;
+
return uvd_v6_0_hw_init(adev);
}
diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
index 90332f55cfba..cf81065e3c5a 100644
--- a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
@@ -365,15 +365,10 @@ static unsigned vce_v3_0_get_harvest_config(struct amdgpu_device *adev)
{
u32 tmp;
- /* Fiji, Stoney, Polaris10, Polaris11, Polaris12 are single pipe */
if ((adev->asic_type == CHIP_FIJI) ||
- (adev->asic_type == CHIP_STONEY) ||
- (adev->asic_type == CHIP_POLARIS10) ||
- (adev->asic_type == CHIP_POLARIS11) ||
- (adev->asic_type == CHIP_POLARIS12))
+ (adev->asic_type == CHIP_STONEY))
return AMDGPU_VCE_HARVEST_VCE1;
- /* Tonga and CZ are dual or single pipe */
if (adev->flags & AMD_IS_APU)
tmp = (RREG32_SMC(ixVCE_HARVEST_FUSE_MACRO__ADDRESS) &
VCE_HARVEST_FUSE_MACRO__MASK) >>
@@ -391,6 +386,11 @@ static unsigned vce_v3_0_get_harvest_config(struct amdgpu_device *adev)
case 3:
return AMDGPU_VCE_HARVEST_VCE0 | AMDGPU_VCE_HARVEST_VCE1;
default:
+ if ((adev->asic_type == CHIP_POLARIS10) ||
+ (adev->asic_type == CHIP_POLARIS11) ||
+ (adev->asic_type == CHIP_POLARIS12))
+ return AMDGPU_VCE_HARVEST_VCE1;
+
return 0;
}
}
diff --git a/drivers/gpu/drm/amd/amdkfd/Makefile b/drivers/gpu/drm/amd/amdkfd/Makefile
index b400d5664252..7bb0bc0ca3d6 100644
--- a/drivers/gpu/drm/amd/amdkfd/Makefile
+++ b/drivers/gpu/drm/amd/amdkfd/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for Heterogenous System Architecture support for AMD GPU devices
#
diff --git a/drivers/gpu/drm/amd/powerplay/Makefile b/drivers/gpu/drm/amd/powerplay/Makefile
index 4e132b936e3d..72d5f50508b6 100644
--- a/drivers/gpu/drm/amd/powerplay/Makefile
+++ b/drivers/gpu/drm/amd/powerplay/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
subdir-ccflags-y += \
-I$(FULL_AMD_PATH)/powerplay/inc/ \
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/Makefile b/drivers/gpu/drm/amd/powerplay/hwmgr/Makefile
index f0277c16c2bf..d13fdadbbf9e 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/Makefile
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the 'hw manager' sub-component of powerplay.
# It provides the hardware management services for the driver.
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/pp_overdriver.c b/drivers/gpu/drm/amd/powerplay/hwmgr/pp_overdriver.c
index d09f25485844..e0766c5e3d74 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/pp_overdriver.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/pp_overdriver.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "pp_overdriver.h"
#include <linux/errno.h>
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
index c2743233ba10..b526f49be65d 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
@@ -830,7 +830,7 @@ uint32_t smu7_get_xclk(struct pp_hwmgr *hwmgr)
{
uint32_t reference_clock, tmp;
struct cgs_display_info info = {0};
- struct cgs_mode_info mode_info;
+ struct cgs_mode_info mode_info = {0};
info.mode_info = &mode_info;
@@ -3948,10 +3948,9 @@ static int smu7_program_display_gap(struct pp_hwmgr *hwmgr)
uint32_t ref_clock;
uint32_t refresh_rate = 0;
struct cgs_display_info info = {0};
- struct cgs_mode_info mode_info;
+ struct cgs_mode_info mode_info = {0};
info.mode_info = &mode_info;
-
cgs_get_active_displays_info(hwmgr->device, &info);
num_active_displays = info.display_count;
@@ -3967,6 +3966,7 @@ static int smu7_program_display_gap(struct pp_hwmgr *hwmgr)
frame_time_in_us = 1000000 / refresh_rate;
pre_vbi_time_in_us = frame_time_in_us - 200 - mode_info.vblank_time_us;
+
data->frame_time_x2 = frame_time_in_us * 2 / 100;
display_gap2 = pre_vbi_time_in_us * (ref_clock / 100);
diff --git a/drivers/gpu/drm/amd/powerplay/inc/smu72.h b/drivers/gpu/drm/amd/powerplay/inc/smu72.h
index b73d6b59ac32..08cd70c75d8b 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/smu72.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/smu72.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef SMU72_H
#define SMU72_H
diff --git a/drivers/gpu/drm/amd/powerplay/inc/smu72_discrete.h b/drivers/gpu/drm/amd/powerplay/inc/smu72_discrete.h
index 98f76e925e65..b2edbc0c3c4d 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/smu72_discrete.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/smu72_discrete.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef SMU72_DISCRETE_H
#define SMU72_DISCRETE_H
diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/Makefile b/drivers/gpu/drm/amd/powerplay/smumgr/Makefile
index 1703bbefbfd5..e7ad45297b1d 100644
--- a/drivers/gpu/drm/amd/powerplay/smumgr/Makefile
+++ b/drivers/gpu/drm/amd/powerplay/smumgr/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the 'smu manager' sub-component of powerplay.
# It provides the smu management services for the driver.
diff --git a/drivers/gpu/drm/amd/scheduler/gpu_sched_trace.h b/drivers/gpu/drm/amd/scheduler/gpu_sched_trace.h
index 8bd38102b58e..283a0dc25e84 100644
--- a/drivers/gpu/drm/amd/scheduler/gpu_sched_trace.h
+++ b/drivers/gpu/drm/amd/scheduler/gpu_sched_trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#if !defined(_GPU_SCHED_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
#define _GPU_SCHED_TRACE_H_
diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
index 97c94f9683fa..38cea6fb25a8 100644
--- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
+++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
@@ -205,32 +205,17 @@ void amd_sched_entity_fini(struct amd_gpu_scheduler *sched,
struct amd_sched_entity *entity)
{
struct amd_sched_rq *rq = entity->rq;
- int r;
if (!amd_sched_entity_is_initialized(sched, entity))
return;
+
/**
* The client will not queue more IBs during this fini, consume existing
- * queued IBs or discard them on SIGKILL
+ * queued IBs
*/
- if ((current->flags & PF_SIGNALED) && current->exit_code == SIGKILL)
- r = -ERESTARTSYS;
- else
- r = wait_event_killable(sched->job_scheduled,
- amd_sched_entity_is_idle(entity));
- amd_sched_rq_remove_entity(rq, entity);
- if (r) {
- struct amd_sched_job *job;
+ wait_event(sched->job_scheduled, amd_sched_entity_is_idle(entity));
- /* Park the kernel for a moment to make sure it isn't processing
- * our enity.
- */
- kthread_park(sched->thread);
- kthread_unpark(sched->thread);
- while (kfifo_out(&entity->job_queue, &job, sizeof(job)))
- sched->ops->free_job(job);
-
- }
+ amd_sched_rq_remove_entity(rq, entity);
kfifo_free(&entity->job_queue);
}
diff --git a/drivers/gpu/drm/arm/hdlcd_drv.h b/drivers/gpu/drm/arm/hdlcd_drv.h
index e3950a071152..56f34dfff640 100644
--- a/drivers/gpu/drm/arm/hdlcd_drv.h
+++ b/drivers/gpu/drm/arm/hdlcd_drv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ARM HDLCD Controller register definition
*/
diff --git a/drivers/gpu/drm/armada/Makefile b/drivers/gpu/drm/armada/Makefile
index 64c0b4546fb2..1ab4cf863bf7 100644
--- a/drivers/gpu/drm/armada/Makefile
+++ b/drivers/gpu/drm/armada/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
armada-y := armada_crtc.o armada_drv.o armada_fb.o armada_fbdev.o \
armada_gem.o armada_overlay.o armada_trace.o
armada-y += armada_510.o
diff --git a/drivers/gpu/drm/armada/armada_trace.c b/drivers/gpu/drm/armada/armada_trace.c
index 068b336ba75f..c64cce325cdf 100644
--- a/drivers/gpu/drm/armada/armada_trace.c
+++ b/drivers/gpu/drm/armada/armada_trace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#ifndef __CHECKER__
#define CREATE_TRACE_POINTS
#include "armada_trace.h"
diff --git a/drivers/gpu/drm/armada/armada_trace.h b/drivers/gpu/drm/armada/armada_trace.h
index dc0cba70fd1a..1e9f55fc8735 100644
--- a/drivers/gpu/drm/armada/armada_trace.h
+++ b/drivers/gpu/drm/armada/armada_trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#if !defined(ARMADA_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
#define ARMADA_TRACE_H
diff --git a/drivers/gpu/drm/ast/ast_dp501.c b/drivers/gpu/drm/ast/ast_dp501.c
index 749646ae365f..4c7375b45281 100644
--- a/drivers/gpu/drm/ast/ast_dp501.c
+++ b/drivers/gpu/drm/ast/ast_dp501.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/firmware.h>
#include <drm/drmP.h>
diff --git a/drivers/gpu/drm/ast/ast_dram_tables.h b/drivers/gpu/drm/ast/ast_dram_tables.h
index 1d9c4e75d303..1e9ac9d6d26c 100644
--- a/drivers/gpu/drm/ast/ast_dram_tables.h
+++ b/drivers/gpu/drm/ast/ast_dram_tables.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef AST_DRAM_TABLES_H
#define AST_DRAM_TABLES_H
diff --git a/drivers/gpu/drm/atmel-hlcdc/Makefile b/drivers/gpu/drm/atmel-hlcdc/Makefile
index bb5f8507a8ce..49dc89f36b73 100644
--- a/drivers/gpu/drm/atmel-hlcdc/Makefile
+++ b/drivers/gpu/drm/atmel-hlcdc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
atmel-hlcdc-dc-y := atmel_hlcdc_crtc.o \
atmel_hlcdc_dc.o \
atmel_hlcdc_output.o \
diff --git a/drivers/gpu/drm/bochs/bochs.h b/drivers/gpu/drm/bochs/bochs.h
index 76c490c3cdbc..375bf92cd04f 100644
--- a/drivers/gpu/drm/bochs/bochs.h
+++ b/drivers/gpu/drm/bochs/bochs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/io.h>
#include <linux/console.h>
diff --git a/drivers/gpu/drm/bridge/Makefile b/drivers/gpu/drm/bridge/Makefile
index defcf1e7ca1c..60dab87e4783 100644
--- a/drivers/gpu/drm/bridge/Makefile
+++ b/drivers/gpu/drm/bridge/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_DRM_ANALOGIX_ANX78XX) += analogix-anx78xx.o
obj-$(CONFIG_DRM_DUMB_VGA_DAC) += dumb-vga-dac.o
obj-$(CONFIG_DRM_LVDS_ENCODER) += lvds-encoder.o
diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi-audio.h b/drivers/gpu/drm/bridge/synopsys/dw-hdmi-audio.h
index fd1f745c6073..63b5756f463b 100644
--- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi-audio.h
+++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi-audio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DW_HDMI_AUDIO_H
#define DW_HDMI_AUDIO_H
diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c
index 4e53aae9a1fb..0028591f3f95 100644
--- a/drivers/gpu/drm/drm_atomic_helper.c
+++ b/drivers/gpu/drm/drm_atomic_helper.c
@@ -2960,6 +2960,7 @@ out:
drm_modeset_backoff(&ctx);
}
+ drm_atomic_state_put(state);
drm_modeset_drop_locks(&ctx);
drm_modeset_acquire_fini(&ctx);
diff --git a/drivers/gpu/drm/drm_trace.h b/drivers/gpu/drm/drm_trace.h
index 14c5a777682e..a8370775ed50 100644
--- a/drivers/gpu/drm/drm_trace.h
+++ b/drivers/gpu/drm/drm_trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#if !defined(_DRM_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)
#define _DRM_TRACE_H_
diff --git a/drivers/gpu/drm/etnaviv/Makefile b/drivers/gpu/drm/etnaviv/Makefile
index 4f76c992043f..ab3f551831d7 100644
--- a/drivers/gpu/drm/etnaviv/Makefile
+++ b/drivers/gpu/drm/etnaviv/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
etnaviv-y := \
etnaviv_buffer.o \
etnaviv_cmd_parser.o \
diff --git a/drivers/gpu/drm/etnaviv/state.xml.h b/drivers/gpu/drm/etnaviv/state.xml.h
index 368218304566..c27c1484cfa9 100644
--- a/drivers/gpu/drm/etnaviv/state.xml.h
+++ b/drivers/gpu/drm/etnaviv/state.xml.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef STATE_XML
#define STATE_XML
diff --git a/drivers/gpu/drm/etnaviv/state_3d.xml.h b/drivers/gpu/drm/etnaviv/state_3d.xml.h
index d7146fd13943..73a97d35c51b 100644
--- a/drivers/gpu/drm/etnaviv/state_3d.xml.h
+++ b/drivers/gpu/drm/etnaviv/state_3d.xml.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef STATE_3D_XML
#define STATE_3D_XML
diff --git a/drivers/gpu/drm/etnaviv/state_hi.xml.h b/drivers/gpu/drm/etnaviv/state_hi.xml.h
index 43c73e2ed34f..60808daf7e8d 100644
--- a/drivers/gpu/drm/etnaviv/state_hi.xml.h
+++ b/drivers/gpu/drm/etnaviv/state_hi.xml.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef STATE_HI_XML
#define STATE_HI_XML
diff --git a/drivers/gpu/drm/exynos/Makefile b/drivers/gpu/drm/exynos/Makefile
index f663490e949d..bdf4212dde7b 100644
--- a/drivers/gpu/drm/exynos/Makefile
+++ b/drivers/gpu/drm/exynos/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the drm device driver. This driver provides support for the
# Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher.
diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c
index e651a58c18cf..82b72425a42f 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_drv.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c
@@ -168,11 +168,13 @@ static struct drm_driver exynos_drm_driver = {
static int exynos_drm_suspend(struct device *dev)
{
struct drm_device *drm_dev = dev_get_drvdata(dev);
- struct exynos_drm_private *private = drm_dev->dev_private;
+ struct exynos_drm_private *private;
if (pm_runtime_suspended(dev) || !drm_dev)
return 0;
+ private = drm_dev->dev_private;
+
drm_kms_helper_poll_disable(drm_dev);
exynos_drm_fbdev_suspend(drm_dev);
private->suspend_state = drm_atomic_helper_suspend(drm_dev);
@@ -188,11 +190,12 @@ static int exynos_drm_suspend(struct device *dev)
static int exynos_drm_resume(struct device *dev)
{
struct drm_device *drm_dev = dev_get_drvdata(dev);
- struct exynos_drm_private *private = drm_dev->dev_private;
+ struct exynos_drm_private *private;
if (pm_runtime_suspended(dev) || !drm_dev)
return 0;
+ private = drm_dev->dev_private;
drm_atomic_helper_resume(drm_dev, private->suspend_state);
exynos_drm_fbdev_resume(drm_dev);
drm_kms_helper_poll_enable(drm_dev);
@@ -427,6 +430,7 @@ static void exynos_drm_unbind(struct device *dev)
kfree(drm->dev_private);
drm->dev_private = NULL;
+ dev_set_drvdata(dev, NULL);
drm_dev_unref(drm);
}
diff --git a/drivers/gpu/drm/fsl-dcu/Makefile b/drivers/gpu/drm/fsl-dcu/Makefile
index aca34f656bea..b55c4482d0f9 100644
--- a/drivers/gpu/drm/fsl-dcu/Makefile
+++ b/drivers/gpu/drm/fsl-dcu/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
fsl-dcu-drm-y := fsl_dcu_drm_drv.o \
fsl_dcu_drm_kms.o \
fsl_dcu_drm_rgb.o \
diff --git a/drivers/gpu/drm/gma500/Makefile b/drivers/gpu/drm/gma500/Makefile
index c1c8dc18aa53..c8f2c89be99d 100644
--- a/drivers/gpu/drm/gma500/Makefile
+++ b/drivers/gpu/drm/gma500/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# KMS driver for the GMA500
#
diff --git a/drivers/gpu/drm/i2c/Makefile b/drivers/gpu/drm/i2c/Makefile
index a77acfc1852e..b20100c18ffb 100644
--- a/drivers/gpu/drm/i2c/Makefile
+++ b/drivers/gpu/drm/i2c/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ch7006-y := ch7006_drv.o ch7006_mode.o
obj-$(CONFIG_DRM_I2C_CH7006) += ch7006.o
diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile
index 892f52b53060..2e034efc4d6d 100644
--- a/drivers/gpu/drm/i915/Makefile
+++ b/drivers/gpu/drm/i915/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the drm device driver. This driver provides support for the
# Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher.
diff --git a/drivers/gpu/drm/i915/gvt/Makefile b/drivers/gpu/drm/i915/gvt/Makefile
index f5486cb94818..2641ba510a61 100644
--- a/drivers/gpu/drm/i915/gvt/Makefile
+++ b/drivers/gpu/drm/i915/gvt/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
GVT_DIR := gvt
GVT_SOURCE := gvt.o aperture_gm.o handlers.o vgpu.o trace_points.o firmware.o \
interrupt.o gtt.o cfg_space.o opregion.o mmio.o display.o edid.o \
diff --git a/drivers/gpu/drm/i915/gvt/cmd_parser.c b/drivers/gpu/drm/i915/gvt/cmd_parser.c
index 21c36e256884..d4726a3358a4 100644
--- a/drivers/gpu/drm/i915/gvt/cmd_parser.c
+++ b/drivers/gpu/drm/i915/gvt/cmd_parser.c
@@ -2723,6 +2723,9 @@ static int combine_wa_ctx(struct intel_shadow_wa_ctx *wa_ctx)
uint32_t per_ctx_start[CACHELINE_DWORDS] = {0};
unsigned char *bb_start_sva;
+ if (!wa_ctx->per_ctx.valid)
+ return 0;
+
per_ctx_start[0] = 0x18800001;
per_ctx_start[1] = wa_ctx->per_ctx.guest_gma;
diff --git a/drivers/gpu/drm/i915/gvt/execlist.c b/drivers/gpu/drm/i915/gvt/execlist.c
index 91b4300f3b39..e5320b4eb698 100644
--- a/drivers/gpu/drm/i915/gvt/execlist.c
+++ b/drivers/gpu/drm/i915/gvt/execlist.c
@@ -701,8 +701,7 @@ static int submit_context(struct intel_vgpu *vgpu, int ring_id,
CACHELINE_BYTES;
workload->wa_ctx.per_ctx.guest_gma =
per_ctx & PER_CTX_ADDR_MASK;
-
- WARN_ON(workload->wa_ctx.indirect_ctx.size && !(per_ctx & 0x1));
+ workload->wa_ctx.per_ctx.valid = per_ctx & 1;
}
if (emulate_schedule_in)
diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c
index 2294466dd415..a5bed2e71b92 100644
--- a/drivers/gpu/drm/i915/gvt/handlers.c
+++ b/drivers/gpu/drm/i915/gvt/handlers.c
@@ -1429,18 +1429,7 @@ static int skl_lcpll_write(struct intel_vgpu *vgpu, unsigned int offset,
return 0;
}
-static int ring_timestamp_mmio_read(struct intel_vgpu *vgpu,
- unsigned int offset, void *p_data, unsigned int bytes)
-{
- struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
-
- mmio_hw_access_pre(dev_priv);
- vgpu_vreg(vgpu, offset) = I915_READ(_MMIO(offset));
- mmio_hw_access_post(dev_priv);
- return intel_vgpu_default_mmio_read(vgpu, offset, p_data, bytes);
-}
-
-static int instdone_mmio_read(struct intel_vgpu *vgpu,
+static int mmio_read_from_hw(struct intel_vgpu *vgpu,
unsigned int offset, void *p_data, unsigned int bytes)
{
struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
@@ -1589,6 +1578,8 @@ static int ring_reset_ctl_write(struct intel_vgpu *vgpu,
MMIO_F(prefix(BLT_RING_BASE), s, f, am, rm, d, r, w); \
MMIO_F(prefix(GEN6_BSD_RING_BASE), s, f, am, rm, d, r, w); \
MMIO_F(prefix(VEBOX_RING_BASE), s, f, am, rm, d, r, w); \
+ if (HAS_BSD2(dev_priv)) \
+ MMIO_F(prefix(GEN8_BSD2_RING_BASE), s, f, am, rm, d, r, w); \
} while (0)
#define MMIO_RING_D(prefix, d) \
@@ -1635,10 +1626,9 @@ static int init_generic_mmio_info(struct intel_gvt *gvt)
#undef RING_REG
#define RING_REG(base) (base + 0x6c)
- MMIO_RING_DFH(RING_REG, D_ALL, 0, instdone_mmio_read, NULL);
- MMIO_DH(RING_REG(GEN8_BSD2_RING_BASE), D_ALL, instdone_mmio_read, NULL);
+ MMIO_RING_DFH(RING_REG, D_ALL, 0, mmio_read_from_hw, NULL);
#undef RING_REG
- MMIO_DH(GEN7_SC_INSTDONE, D_BDW_PLUS, instdone_mmio_read, NULL);
+ MMIO_DH(GEN7_SC_INSTDONE, D_BDW_PLUS, mmio_read_from_hw, NULL);
MMIO_GM_RDR(0x2148, D_ALL, NULL, NULL);
MMIO_GM_RDR(CCID, D_ALL, NULL, NULL);
@@ -1648,7 +1638,7 @@ static int init_generic_mmio_info(struct intel_gvt *gvt)
MMIO_RING_DFH(RING_TAIL, D_ALL, F_CMD_ACCESS, NULL, NULL);
MMIO_RING_DFH(RING_HEAD, D_ALL, F_CMD_ACCESS, NULL, NULL);
MMIO_RING_DFH(RING_CTL, D_ALL, F_CMD_ACCESS, NULL, NULL);
- MMIO_RING_DFH(RING_ACTHD, D_ALL, F_CMD_ACCESS, NULL, NULL);
+ MMIO_RING_DFH(RING_ACTHD, D_ALL, F_CMD_ACCESS, mmio_read_from_hw, NULL);
MMIO_RING_GM_RDR(RING_START, D_ALL, NULL, NULL);
/* RING MODE */
@@ -1662,9 +1652,9 @@ static int init_generic_mmio_info(struct intel_gvt *gvt)
MMIO_RING_DFH(RING_INSTPM, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
NULL, NULL);
MMIO_RING_DFH(RING_TIMESTAMP, D_ALL, F_CMD_ACCESS,
- ring_timestamp_mmio_read, NULL);
+ mmio_read_from_hw, NULL);
MMIO_RING_DFH(RING_TIMESTAMP_UDW, D_ALL, F_CMD_ACCESS,
- ring_timestamp_mmio_read, NULL);
+ mmio_read_from_hw, NULL);
MMIO_DFH(GEN7_GT_MODE, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
MMIO_DFH(CACHE_MODE_0_GEN7, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
@@ -2411,9 +2401,6 @@ static int init_broadwell_mmio_info(struct intel_gvt *gvt)
struct drm_i915_private *dev_priv = gvt->dev_priv;
int ret;
- MMIO_DFH(RING_IMR(GEN8_BSD2_RING_BASE), D_BDW_PLUS, F_CMD_ACCESS, NULL,
- intel_vgpu_reg_imr_handler);
-
MMIO_DH(GEN8_GT_IMR(0), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler);
MMIO_DH(GEN8_GT_IER(0), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler);
MMIO_DH(GEN8_GT_IIR(0), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler);
@@ -2476,68 +2463,34 @@ static int init_broadwell_mmio_info(struct intel_gvt *gvt)
MMIO_DH(GEN8_MASTER_IRQ, D_BDW_PLUS, NULL,
intel_vgpu_reg_master_irq_handler);
- MMIO_DFH(RING_HWSTAM(GEN8_BSD2_RING_BASE), D_BDW_PLUS,
- F_CMD_ACCESS, NULL, NULL);
- MMIO_DFH(0x1c134, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
-
- MMIO_DFH(RING_TAIL(GEN8_BSD2_RING_BASE), D_BDW_PLUS, F_CMD_ACCESS,
- NULL, NULL);
- MMIO_DFH(RING_HEAD(GEN8_BSD2_RING_BASE), D_BDW_PLUS,
- F_CMD_ACCESS, NULL, NULL);
- MMIO_GM_RDR(RING_START(GEN8_BSD2_RING_BASE), D_BDW_PLUS, NULL, NULL);
- MMIO_DFH(RING_CTL(GEN8_BSD2_RING_BASE), D_BDW_PLUS, F_CMD_ACCESS,
- NULL, NULL);
- MMIO_DFH(RING_ACTHD(GEN8_BSD2_RING_BASE), D_BDW_PLUS,
- F_CMD_ACCESS, NULL, NULL);
- MMIO_DFH(RING_ACTHD_UDW(GEN8_BSD2_RING_BASE), D_BDW_PLUS,
- F_CMD_ACCESS, NULL, NULL);
- MMIO_DFH(0x1c29c, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL,
- ring_mode_mmio_write);
- MMIO_DFH(RING_MI_MODE(GEN8_BSD2_RING_BASE), D_BDW_PLUS,
- F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
- MMIO_DFH(RING_INSTPM(GEN8_BSD2_RING_BASE), D_BDW_PLUS,
- F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
- MMIO_DFH(RING_TIMESTAMP(GEN8_BSD2_RING_BASE), D_BDW_PLUS, F_CMD_ACCESS,
- ring_timestamp_mmio_read, NULL);
-
- MMIO_RING_DFH(RING_ACTHD_UDW, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
+ MMIO_RING_DFH(RING_ACTHD_UDW, D_BDW_PLUS, F_CMD_ACCESS,
+ mmio_read_from_hw, NULL);
#define RING_REG(base) (base + 0xd0)
MMIO_RING_F(RING_REG, 4, F_RO, 0,
~_MASKED_BIT_ENABLE(RESET_CTL_REQUEST_RESET), D_BDW_PLUS, NULL,
ring_reset_ctl_write);
- MMIO_F(RING_REG(GEN8_BSD2_RING_BASE), 4, F_RO, 0,
- ~_MASKED_BIT_ENABLE(RESET_CTL_REQUEST_RESET), D_BDW_PLUS, NULL,
- ring_reset_ctl_write);
#undef RING_REG
#define RING_REG(base) (base + 0x230)
MMIO_RING_DFH(RING_REG, D_BDW_PLUS, 0, NULL, elsp_mmio_write);
- MMIO_DH(RING_REG(GEN8_BSD2_RING_BASE), D_BDW_PLUS, NULL, elsp_mmio_write);
#undef RING_REG
#define RING_REG(base) (base + 0x234)
MMIO_RING_F(RING_REG, 8, F_RO | F_CMD_ACCESS, 0, ~0, D_BDW_PLUS,
NULL, NULL);
- MMIO_F(RING_REG(GEN8_BSD2_RING_BASE), 4, F_RO | F_CMD_ACCESS, 0,
- ~0LL, D_BDW_PLUS, NULL, NULL);
#undef RING_REG
#define RING_REG(base) (base + 0x244)
MMIO_RING_DFH(RING_REG, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL);
- MMIO_DFH(RING_REG(GEN8_BSD2_RING_BASE), D_BDW_PLUS, F_CMD_ACCESS,
- NULL, NULL);
#undef RING_REG
#define RING_REG(base) (base + 0x370)
MMIO_RING_F(RING_REG, 48, F_RO, 0, ~0, D_BDW_PLUS, NULL, NULL);
- MMIO_F(RING_REG(GEN8_BSD2_RING_BASE), 48, F_RO, 0, ~0, D_BDW_PLUS,
- NULL, NULL);
#undef RING_REG
#define RING_REG(base) (base + 0x3a0)
MMIO_RING_DFH(RING_REG, D_BDW_PLUS, F_MODE_MASK, NULL, NULL);
- MMIO_DFH(RING_REG(GEN8_BSD2_RING_BASE), D_BDW_PLUS, F_MODE_MASK, NULL, NULL);
#undef RING_REG
MMIO_D(PIPEMISC(PIPE_A), D_BDW_PLUS);
@@ -2557,11 +2510,9 @@ static int init_broadwell_mmio_info(struct intel_gvt *gvt)
#define RING_REG(base) (base + 0x270)
MMIO_RING_F(RING_REG, 32, 0, 0, 0, D_BDW_PLUS, NULL, NULL);
- MMIO_F(RING_REG(GEN8_BSD2_RING_BASE), 32, 0, 0, 0, D_BDW_PLUS, NULL, NULL);
#undef RING_REG
MMIO_RING_GM_RDR(RING_HWS_PGA, D_BDW_PLUS, NULL, NULL);
- MMIO_GM_RDR(RING_HWS_PGA(GEN8_BSD2_RING_BASE), D_BDW_PLUS, NULL, NULL);
MMIO_DFH(HDC_CHICKEN0, D_BDW_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
@@ -2849,7 +2800,6 @@ static int init_skl_mmio_info(struct intel_gvt *gvt)
MMIO_D(0x65f08, D_SKL | D_KBL);
MMIO_D(0x320f0, D_SKL | D_KBL);
- MMIO_DFH(_REG_VCS2_EXCC, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
MMIO_D(0x70034, D_SKL_PLUS);
MMIO_D(0x71034, D_SKL_PLUS);
MMIO_D(0x72034, D_SKL_PLUS);
diff --git a/drivers/gpu/drm/i915/gvt/reg.h b/drivers/gpu/drm/i915/gvt/reg.h
index fbd023a16f18..7d01c77a0f7a 100644
--- a/drivers/gpu/drm/i915/gvt/reg.h
+++ b/drivers/gpu/drm/i915/gvt/reg.h
@@ -54,9 +54,6 @@
#define VGT_SPRSTRIDE(pipe) _PIPE(pipe, _SPRA_STRIDE, _PLANE_STRIDE_2_B)
-#define _REG_VECS_EXCC 0x1A028
-#define _REG_VCS2_EXCC 0x1c028
-
#define _REG_701C0(pipe, plane) (0x701c0 + pipe * 0x1000 + (plane - 1) * 0x100)
#define _REG_701C4(pipe, plane) (0x701c4 + pipe * 0x1000 + (plane - 1) * 0x100)
diff --git a/drivers/gpu/drm/i915/gvt/sched_policy.c b/drivers/gpu/drm/i915/gvt/sched_policy.c
index 436377da41ba..03532dfc0cd5 100644
--- a/drivers/gpu/drm/i915/gvt/sched_policy.c
+++ b/drivers/gpu/drm/i915/gvt/sched_policy.c
@@ -308,20 +308,8 @@ static int tbs_sched_init_vgpu(struct intel_vgpu *vgpu)
static void tbs_sched_clean_vgpu(struct intel_vgpu *vgpu)
{
- struct intel_gvt_workload_scheduler *scheduler = &vgpu->gvt->scheduler;
- int ring_id;
-
kfree(vgpu->sched_data);
vgpu->sched_data = NULL;
-
- spin_lock_bh(&scheduler->mmio_context_lock);
- for (ring_id = 0; ring_id < I915_NUM_ENGINES; ring_id++) {
- if (scheduler->engine_owner[ring_id] == vgpu) {
- intel_gvt_switch_mmio(vgpu, NULL, ring_id);
- scheduler->engine_owner[ring_id] = NULL;
- }
- }
- spin_unlock_bh(&scheduler->mmio_context_lock);
}
static void tbs_sched_start_schedule(struct intel_vgpu *vgpu)
@@ -388,6 +376,7 @@ void intel_vgpu_stop_schedule(struct intel_vgpu *vgpu)
{
struct intel_gvt_workload_scheduler *scheduler =
&vgpu->gvt->scheduler;
+ int ring_id;
gvt_dbg_core("vgpu%d: stop schedule\n", vgpu->id);
@@ -401,4 +390,13 @@ void intel_vgpu_stop_schedule(struct intel_vgpu *vgpu)
scheduler->need_reschedule = true;
scheduler->current_vgpu = NULL;
}
+
+ spin_lock_bh(&scheduler->mmio_context_lock);
+ for (ring_id = 0; ring_id < I915_NUM_ENGINES; ring_id++) {
+ if (scheduler->engine_owner[ring_id] == vgpu) {
+ intel_gvt_switch_mmio(vgpu, NULL, ring_id);
+ scheduler->engine_owner[ring_id] = NULL;
+ }
+ }
+ spin_unlock_bh(&scheduler->mmio_context_lock);
}
diff --git a/drivers/gpu/drm/i915/gvt/scheduler.h b/drivers/gpu/drm/i915/gvt/scheduler.h
index 0d431a968a32..93a49eb0209e 100644
--- a/drivers/gpu/drm/i915/gvt/scheduler.h
+++ b/drivers/gpu/drm/i915/gvt/scheduler.h
@@ -68,6 +68,7 @@ struct shadow_indirect_ctx {
struct shadow_per_ctx {
unsigned long guest_gma;
unsigned long shadow_gma;
+ unsigned valid;
};
struct intel_shadow_wa_ctx {
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 19404c96eeb1..dc1faa49687d 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -2214,8 +2214,10 @@ static void __i915_gem_object_reset_page_iter(struct drm_i915_gem_object *obj)
struct radix_tree_iter iter;
void __rcu **slot;
+ rcu_read_lock();
radix_tree_for_each_slot(slot, &obj->mm.get_page.radix, &iter, 0)
radix_tree_delete(&obj->mm.get_page.radix, iter.index);
+ rcu_read_unlock();
}
void __i915_gem_object_put_pages(struct drm_i915_gem_object *obj,
@@ -2657,6 +2659,9 @@ i915_gem_object_pwrite_gtt(struct drm_i915_gem_object *obj,
if (READ_ONCE(obj->mm.pages))
return -ENODEV;
+ if (obj->mm.madv != I915_MADV_WILLNEED)
+ return -EFAULT;
+
/* Before the pages are instantiated the object is treated as being
* in the CPU domain. The pages will be clflushed as required before
* use, and we can freely write into the pages directly. If userspace
@@ -3013,10 +3018,15 @@ void i915_gem_reset_finish(struct drm_i915_private *dev_priv)
static void nop_submit_request(struct drm_i915_gem_request *request)
{
+ unsigned long flags;
+
GEM_BUG_ON(!i915_terminally_wedged(&request->i915->gpu_error));
dma_fence_set_error(&request->fence, -EIO);
- i915_gem_request_submit(request);
+
+ spin_lock_irqsave(&request->engine->timeline->lock, flags);
+ __i915_gem_request_submit(request);
intel_engine_init_global_seqno(request->engine, request->global_seqno);
+ spin_unlock_irqrestore(&request->engine->timeline->lock, flags);
}
static void engine_set_wedged(struct intel_engine_cs *engine)
diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c
index 58a2a44f88bd..8afd2ce59b8d 100644
--- a/drivers/gpu/drm/i915/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/i915_gem_context.c
@@ -104,6 +104,7 @@ static void lut_close(struct i915_gem_context *ctx)
kmem_cache_free(ctx->i915->luts, lut);
}
+ rcu_read_lock();
radix_tree_for_each_slot(slot, &ctx->handles_vma, &iter, 0) {
struct i915_vma *vma = rcu_dereference_raw(*slot);
struct drm_i915_gem_object *obj = vma->obj;
@@ -115,6 +116,7 @@ static void lut_close(struct i915_gem_context *ctx)
__i915_gem_object_release_unless_active(obj);
}
+ rcu_read_unlock();
}
static void i915_gem_context_free(struct i915_gem_context *ctx)
diff --git a/drivers/gpu/drm/i915/i915_gem_evict.c b/drivers/gpu/drm/i915/i915_gem_evict.c
index 4df039ef2ce3..e161d383b526 100644
--- a/drivers/gpu/drm/i915/i915_gem_evict.c
+++ b/drivers/gpu/drm/i915/i915_gem_evict.c
@@ -33,21 +33,20 @@
#include "intel_drv.h"
#include "i915_trace.h"
-static bool ggtt_is_idle(struct drm_i915_private *dev_priv)
+static bool ggtt_is_idle(struct drm_i915_private *i915)
{
- struct i915_ggtt *ggtt = &dev_priv->ggtt;
- struct intel_engine_cs *engine;
- enum intel_engine_id id;
+ struct intel_engine_cs *engine;
+ enum intel_engine_id id;
- for_each_engine(engine, dev_priv, id) {
- struct intel_timeline *tl;
+ if (i915->gt.active_requests)
+ return false;
- tl = &ggtt->base.timeline.engine[engine->id];
- if (i915_gem_active_isset(&tl->last_request))
- return false;
- }
+ for_each_engine(engine, i915, id) {
+ if (engine->last_retired_context != i915->kernel_context)
+ return false;
+ }
- return true;
+ return true;
}
static int ggtt_flush(struct drm_i915_private *i915)
@@ -157,7 +156,8 @@ i915_gem_evict_something(struct i915_address_space *vm,
min_size, alignment, cache_level,
start, end, mode);
- /* Retire before we search the active list. Although we have
+ /*
+ * Retire before we search the active list. Although we have
* reasonable accuracy in our retirement lists, we may have
* a stray pin (preventing eviction) that can only be resolved by
* retiring.
@@ -182,7 +182,8 @@ search_again:
BUG_ON(ret);
}
- /* Can we unpin some objects such as idle hw contents,
+ /*
+ * Can we unpin some objects such as idle hw contents,
* or pending flips? But since only the GGTT has global entries
* such as scanouts, rinbuffers and contexts, we can skip the
* purge when inspecting per-process local address spaces.
@@ -190,19 +191,33 @@ search_again:
if (!i915_is_ggtt(vm) || flags & PIN_NONBLOCK)
return -ENOSPC;
- if (ggtt_is_idle(dev_priv)) {
- /* If we still have pending pageflip completions, drop
- * back to userspace to give our workqueues time to
- * acquire our locks and unpin the old scanouts.
- */
- return intel_has_pending_fb_unpin(dev_priv) ? -EAGAIN : -ENOSPC;
- }
+ /*
+ * Not everything in the GGTT is tracked via VMA using
+ * i915_vma_move_to_active(), otherwise we could evict as required
+ * with minimal stalling. Instead we are forced to idle the GPU and
+ * explicitly retire outstanding requests which will then remove
+ * the pinning for active objects such as contexts and ring,
+ * enabling us to evict them on the next iteration.
+ *
+ * To ensure that all user contexts are evictable, we perform
+ * a switch to the perma-pinned kernel context. This all also gives
+ * us a termination condition, when the last retired context is
+ * the kernel's there is no more we can evict.
+ */
+ if (!ggtt_is_idle(dev_priv)) {
+ ret = ggtt_flush(dev_priv);
+ if (ret)
+ return ret;
- ret = ggtt_flush(dev_priv);
- if (ret)
- return ret;
+ goto search_again;
+ }
- goto search_again;
+ /*
+ * If we still have pending pageflip completions, drop
+ * back to userspace to give our workqueues time to
+ * acquire our locks and unpin the old scanouts.
+ */
+ return intel_has_pending_fb_unpin(dev_priv) ? -EAGAIN : -ENOSPC;
found:
/* drm_mm doesn't allow any other other operations while
diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
index 92437f455b43..4ac454ae54d7 100644
--- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
@@ -337,6 +337,10 @@ eb_vma_misplaced(const struct drm_i915_gem_exec_object2 *entry,
(vma->node.start + vma->node.size - 1) >> 32)
return true;
+ if (flags & __EXEC_OBJECT_NEEDS_MAP &&
+ !i915_vma_is_map_and_fenceable(vma))
+ return true;
+
return false;
}
diff --git a/drivers/gpu/drm/i915/i915_perf.c b/drivers/gpu/drm/i915/i915_perf.c
index 94185d610673..370b9d248fed 100644
--- a/drivers/gpu/drm/i915/i915_perf.c
+++ b/drivers/gpu/drm/i915/i915_perf.c
@@ -2537,6 +2537,10 @@ static const struct file_operations fops = {
.poll = i915_perf_poll,
.read = i915_perf_read,
.unlocked_ioctl = i915_perf_ioctl,
+ /* Our ioctl have no arguments, so it's safe to use the same function
+ * to handle 32bits compatibility.
+ */
+ .compat_ioctl = i915_perf_ioctl,
};
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index ed7cd9ee2c2a..c9bcc6c45012 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -6998,6 +6998,7 @@ enum {
*/
#define L3_GENERAL_PRIO_CREDITS(x) (((x) >> 1) << 19)
#define L3_HIGH_PRIO_CREDITS(x) (((x) >> 1) << 14)
+#define L3_PRIO_CREDITS_MASK ((0x1f << 19) | (0x1f << 14))
#define GEN7_L3CNTLREG1 _MMIO(0xB01C)
#define GEN7_WA_FOR_GEN7_L3_CONTROL 0x3C47FF8C
diff --git a/drivers/gpu/drm/i915/i915_trace.h b/drivers/gpu/drm/i915/i915_trace.h
index 6fd5c57e21f6..ef72da74b87f 100644
--- a/drivers/gpu/drm/i915/i915_trace.h
+++ b/drivers/gpu/drm/i915/i915_trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#if !defined(_I915_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)
#define _I915_TRACE_H_
diff --git a/drivers/gpu/drm/i915/i915_trace_points.c b/drivers/gpu/drm/i915/i915_trace_points.c
index f1df2bd4ecf4..463a7177997c 100644
--- a/drivers/gpu/drm/i915/i915_trace_points.c
+++ b/drivers/gpu/drm/i915/i915_trace_points.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright © 2009 Intel Corporation
*
diff --git a/drivers/gpu/drm/i915/intel_acpi.c b/drivers/gpu/drm/i915/intel_acpi.c
index 42fb436f6cdc..d1abf4bb7c81 100644
--- a/drivers/gpu/drm/i915/intel_acpi.c
+++ b/drivers/gpu/drm/i915/intel_acpi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Intel ACPI functions
*
diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c
index 00c6aee0a9a1..5d4cd3d00564 100644
--- a/drivers/gpu/drm/i915/intel_bios.c
+++ b/drivers/gpu/drm/i915/intel_bios.c
@@ -1240,7 +1240,7 @@ static void parse_ddi_ports(struct drm_i915_private *dev_priv,
{
enum port port;
- if (!HAS_DDI(dev_priv))
+ if (!HAS_DDI(dev_priv) && !IS_CHERRYVIEW(dev_priv))
return;
if (!dev_priv->vbt.child_dev_num)
diff --git a/drivers/gpu/drm/i915/intel_color.c b/drivers/gpu/drm/i915/intel_color.c
index ff9ecd211abb..b8315bca852b 100644
--- a/drivers/gpu/drm/i915/intel_color.c
+++ b/drivers/gpu/drm/i915/intel_color.c
@@ -74,7 +74,7 @@
#define I9XX_CSC_COEFF_1_0 \
((7 << 12) | I9XX_CSC_COEFF_FP(CTM_COEFF_1_0, 8))
-static bool crtc_state_is_legacy(struct drm_crtc_state *state)
+static bool crtc_state_is_legacy_gamma(struct drm_crtc_state *state)
{
return !state->degamma_lut &&
!state->ctm &&
@@ -288,7 +288,7 @@ static void cherryview_load_csc_matrix(struct drm_crtc_state *state)
}
mode = (state->ctm ? CGM_PIPE_MODE_CSC : 0);
- if (!crtc_state_is_legacy(state)) {
+ if (!crtc_state_is_legacy_gamma(state)) {
mode |= (state->degamma_lut ? CGM_PIPE_MODE_DEGAMMA : 0) |
(state->gamma_lut ? CGM_PIPE_MODE_GAMMA : 0);
}
@@ -469,7 +469,7 @@ static void broadwell_load_luts(struct drm_crtc_state *state)
struct intel_crtc_state *intel_state = to_intel_crtc_state(state);
enum pipe pipe = to_intel_crtc(state->crtc)->pipe;
- if (crtc_state_is_legacy(state)) {
+ if (crtc_state_is_legacy_gamma(state)) {
haswell_load_luts(state);
return;
}
@@ -529,7 +529,7 @@ static void glk_load_luts(struct drm_crtc_state *state)
glk_load_degamma_lut(state);
- if (crtc_state_is_legacy(state)) {
+ if (crtc_state_is_legacy_gamma(state)) {
haswell_load_luts(state);
return;
}
@@ -551,7 +551,7 @@ static void cherryview_load_luts(struct drm_crtc_state *state)
uint32_t i, lut_size;
uint32_t word0, word1;
- if (crtc_state_is_legacy(state)) {
+ if (crtc_state_is_legacy_gamma(state)) {
/* Turn off degamma/gamma on CGM block. */
I915_WRITE(CGM_PIPE_MODE(pipe),
(state->ctm ? CGM_PIPE_MODE_CSC : 0));
@@ -632,12 +632,10 @@ int intel_color_check(struct drm_crtc *crtc,
return 0;
/*
- * We also allow no degamma lut and a gamma lut at the legacy
+ * We also allow no degamma lut/ctm and a gamma lut at the legacy
* size (256 entries).
*/
- if (!crtc_state->degamma_lut &&
- crtc_state->gamma_lut &&
- crtc_state->gamma_lut->length == LEGACY_LUT_LENGTH)
+ if (crtc_state_is_legacy_gamma(crtc_state))
return 0;
return -EINVAL;
diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
index 476681d5940c..5e5fe03b638c 100644
--- a/drivers/gpu/drm/i915/intel_ddi.c
+++ b/drivers/gpu/drm/i915/intel_ddi.c
@@ -664,8 +664,8 @@ intel_ddi_get_buf_trans_fdi(struct drm_i915_private *dev_priv,
int *n_entries)
{
if (IS_BROADWELL(dev_priv)) {
- *n_entries = ARRAY_SIZE(hsw_ddi_translations_fdi);
- return hsw_ddi_translations_fdi;
+ *n_entries = ARRAY_SIZE(bdw_ddi_translations_fdi);
+ return bdw_ddi_translations_fdi;
} else if (IS_HASWELL(dev_priv)) {
*n_entries = ARRAY_SIZE(hsw_ddi_translations_fdi);
return hsw_ddi_translations_fdi;
@@ -2102,8 +2102,7 @@ static void intel_ddi_clk_select(struct intel_encoder *encoder,
* register writes.
*/
val = I915_READ(DPCLKA_CFGCR0);
- val &= ~(DPCLKA_CFGCR0_DDI_CLK_OFF(port) |
- DPCLKA_CFGCR0_DDI_CLK_SEL_MASK(port));
+ val &= ~DPCLKA_CFGCR0_DDI_CLK_OFF(port);
I915_WRITE(DPCLKA_CFGCR0, val);
} else if (IS_GEN9_BC(dev_priv)) {
/* DDI -> PLL mapping */
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 64f7b51ed97c..5ebdb63330dd 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -10245,13 +10245,10 @@ struct drm_display_mode *intel_crtc_mode_get(struct drm_device *dev,
{
struct drm_i915_private *dev_priv = to_i915(dev);
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
- enum transcoder cpu_transcoder = intel_crtc->config->cpu_transcoder;
+ enum transcoder cpu_transcoder;
struct drm_display_mode *mode;
struct intel_crtc_state *pipe_config;
- int htot = I915_READ(HTOTAL(cpu_transcoder));
- int hsync = I915_READ(HSYNC(cpu_transcoder));
- int vtot = I915_READ(VTOTAL(cpu_transcoder));
- int vsync = I915_READ(VSYNC(cpu_transcoder));
+ u32 htot, hsync, vtot, vsync;
enum pipe pipe = intel_crtc->pipe;
mode = kzalloc(sizeof(*mode), GFP_KERNEL);
@@ -10279,6 +10276,13 @@ struct drm_display_mode *intel_crtc_mode_get(struct drm_device *dev,
i9xx_crtc_clock_get(intel_crtc, pipe_config);
mode->clock = pipe_config->port_clock / pipe_config->pixel_multiplier;
+
+ cpu_transcoder = pipe_config->cpu_transcoder;
+ htot = I915_READ(HTOTAL(cpu_transcoder));
+ hsync = I915_READ(HSYNC(cpu_transcoder));
+ vtot = I915_READ(VTOTAL(cpu_transcoder));
+ vsync = I915_READ(VSYNC(cpu_transcoder));
+
mode->hdisplay = (htot & 0xffff) + 1;
mode->htotal = ((htot & 0xffff0000) >> 16) + 1;
mode->hsync_start = (hsync & 0xffff) + 1;
@@ -15223,6 +15227,23 @@ void intel_connector_unregister(struct drm_connector *connector)
intel_panel_destroy_backlight(connector);
}
+static void intel_hpd_poll_fini(struct drm_device *dev)
+{
+ struct intel_connector *connector;
+ struct drm_connector_list_iter conn_iter;
+
+ /* First disable polling... */
+ drm_kms_helper_poll_fini(dev);
+
+ /* Then kill the work that may have been queued by hpd. */
+ drm_connector_list_iter_begin(dev, &conn_iter);
+ for_each_intel_connector_iter(connector, &conn_iter) {
+ if (connector->modeset_retry_work.func)
+ cancel_work_sync(&connector->modeset_retry_work);
+ }
+ drm_connector_list_iter_end(&conn_iter);
+}
+
void intel_modeset_cleanup(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = to_i915(dev);
@@ -15243,7 +15264,7 @@ void intel_modeset_cleanup(struct drm_device *dev)
* Due to the hpd irq storm handling the hotplug work can re-arm the
* poll handlers. Hence disable polling after hpd handling is shut down.
*/
- drm_kms_helper_poll_fini(dev);
+ intel_hpd_poll_fini(dev);
/* poll work can call into fbdev, hence clean that up afterwards */
intel_fbdev_fini(dev_priv);
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 64134947c0aa..09f274419eea 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -2307,8 +2307,8 @@ static void edp_panel_off(struct intel_dp *intel_dp)
I915_WRITE(pp_ctrl_reg, pp);
POSTING_READ(pp_ctrl_reg);
- intel_dp->panel_power_off_time = ktime_get_boottime();
wait_panel_off(intel_dp);
+ intel_dp->panel_power_off_time = ktime_get_boottime();
/* We got a reference when we enabled the VDD. */
intel_display_power_put(dev_priv, intel_dp->aux_power_domain);
@@ -3731,9 +3731,16 @@ intel_edp_init_dpcd(struct intel_dp *intel_dp)
}
- /* Read the eDP Display control capabilities registers */
- if ((intel_dp->dpcd[DP_EDP_CONFIGURATION_CAP] & DP_DPCD_DISPLAY_CONTROL_CAPABLE) &&
- drm_dp_dpcd_read(&intel_dp->aux, DP_EDP_DPCD_REV,
+ /*
+ * Read the eDP display control registers.
+ *
+ * Do this independent of DP_DPCD_DISPLAY_CONTROL_CAPABLE bit in
+ * DP_EDP_CONFIGURATION_CAP, because some buggy displays do not have it
+ * set, but require eDP 1.4+ detection (e.g. for supported link rates
+ * method). The display control registers should read zero if they're
+ * not supported anyway.
+ */
+ if (drm_dp_dpcd_read(&intel_dp->aux, DP_EDP_DPCD_REV,
intel_dp->edp_dpcd, sizeof(intel_dp->edp_dpcd)) ==
sizeof(intel_dp->edp_dpcd))
DRM_DEBUG_KMS("EDP DPCD : %*ph\n", (int) sizeof(intel_dp->edp_dpcd),
@@ -5273,7 +5280,7 @@ intel_dp_init_panel_power_sequencer(struct drm_device *dev,
* seems sufficient to avoid this problem.
*/
if (dev_priv->quirks & QUIRK_INCREASE_T12_DELAY) {
- vbt.t11_t12 = max_t(u16, vbt.t11_t12, 900 * 10);
+ vbt.t11_t12 = max_t(u16, vbt.t11_t12, 1300 * 10);
DRM_DEBUG_KMS("Increasing T12 panel delay as per the quirk to %d\n",
vbt.t11_t12);
}
diff --git a/drivers/gpu/drm/i915/intel_dpll_mgr.c b/drivers/gpu/drm/i915/intel_dpll_mgr.c
index a2a3d93d67bd..df808a94c511 100644
--- a/drivers/gpu/drm/i915/intel_dpll_mgr.c
+++ b/drivers/gpu/drm/i915/intel_dpll_mgr.c
@@ -1996,7 +1996,7 @@ static void cnl_ddi_pll_enable(struct drm_i915_private *dev_priv,
/* 3. Configure DPLL_CFGCR0 */
/* Avoid touch CFGCR1 if HDMI mode is not enabled */
- if (pll->state.hw_state.cfgcr0 & DPLL_CTRL1_HDMI_MODE(pll->id)) {
+ if (pll->state.hw_state.cfgcr0 & DPLL_CFGCR0_HDMI_MODE) {
val = pll->state.hw_state.cfgcr1;
I915_WRITE(CNL_DPLL_CFGCR1(pll->id), val);
/* 4. Reab back to ensure writes completed */
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index fa47285918f4..79fbaf78f604 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -496,7 +496,6 @@ struct intel_crtc_scaler_state {
struct intel_pipe_wm {
struct intel_wm_level wm[5];
- struct intel_wm_level raw_wm[5];
uint32_t linetime;
bool fbc_wm_enabled;
bool pipe_enabled;
diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c
index 9ab596941372..3c2d9cf22ed5 100644
--- a/drivers/gpu/drm/i915/intel_engine_cs.c
+++ b/drivers/gpu/drm/i915/intel_engine_cs.c
@@ -1048,9 +1048,12 @@ static int bxt_init_workarounds(struct intel_engine_cs *engine)
}
/* WaProgramL3SqcReg1DefaultForPerf:bxt */
- if (IS_BXT_REVID(dev_priv, BXT_REVID_B0, REVID_FOREVER))
- I915_WRITE(GEN8_L3SQCREG1, L3_GENERAL_PRIO_CREDITS(62) |
- L3_HIGH_PRIO_CREDITS(2));
+ if (IS_BXT_REVID(dev_priv, BXT_REVID_B0, REVID_FOREVER)) {
+ u32 val = I915_READ(GEN8_L3SQCREG1);
+ val &= ~L3_PRIO_CREDITS_MASK;
+ val |= L3_GENERAL_PRIO_CREDITS(62) | L3_HIGH_PRIO_CREDITS(2);
+ I915_WRITE(GEN8_L3SQCREG1, val);
+ }
/* WaToEnableHwFixForPushConstHWBug:bxt */
if (IS_BXT_REVID(dev_priv, BXT_REVID_C0, REVID_FOREVER))
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index ed662937ec3c..cb950752c346 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -2716,9 +2716,9 @@ static void ilk_compute_wm_level(const struct drm_i915_private *dev_priv,
const struct intel_crtc *intel_crtc,
int level,
struct intel_crtc_state *cstate,
- struct intel_plane_state *pristate,
- struct intel_plane_state *sprstate,
- struct intel_plane_state *curstate,
+ const struct intel_plane_state *pristate,
+ const struct intel_plane_state *sprstate,
+ const struct intel_plane_state *curstate,
struct intel_wm_level *result)
{
uint16_t pri_latency = dev_priv->wm.pri_latency[level];
@@ -3038,28 +3038,24 @@ static int ilk_compute_pipe_wm(struct intel_crtc_state *cstate)
struct intel_pipe_wm *pipe_wm;
struct drm_device *dev = state->dev;
const struct drm_i915_private *dev_priv = to_i915(dev);
- struct intel_plane *intel_plane;
- struct intel_plane_state *pristate = NULL;
- struct intel_plane_state *sprstate = NULL;
- struct intel_plane_state *curstate = NULL;
+ struct drm_plane *plane;
+ const struct drm_plane_state *plane_state;
+ const struct intel_plane_state *pristate = NULL;
+ const struct intel_plane_state *sprstate = NULL;
+ const struct intel_plane_state *curstate = NULL;
int level, max_level = ilk_wm_max_level(dev_priv), usable_level;
struct ilk_wm_maximums max;
pipe_wm = &cstate->wm.ilk.optimal;
- for_each_intel_plane_on_crtc(dev, intel_crtc, intel_plane) {
- struct intel_plane_state *ps;
-
- ps = intel_atomic_get_existing_plane_state(state,
- intel_plane);
- if (!ps)
- continue;
+ drm_atomic_crtc_state_for_each_plane_state(plane, plane_state, &cstate->base) {
+ const struct intel_plane_state *ps = to_intel_plane_state(plane_state);
- if (intel_plane->base.type == DRM_PLANE_TYPE_PRIMARY)
+ if (plane->type == DRM_PLANE_TYPE_PRIMARY)
pristate = ps;
- else if (intel_plane->base.type == DRM_PLANE_TYPE_OVERLAY)
+ else if (plane->type == DRM_PLANE_TYPE_OVERLAY)
sprstate = ps;
- else if (intel_plane->base.type == DRM_PLANE_TYPE_CURSOR)
+ else if (plane->type == DRM_PLANE_TYPE_CURSOR)
curstate = ps;
}
@@ -3081,11 +3077,9 @@ static int ilk_compute_pipe_wm(struct intel_crtc_state *cstate)
if (pipe_wm->sprites_scaled)
usable_level = 0;
- ilk_compute_wm_level(dev_priv, intel_crtc, 0, cstate,
- pristate, sprstate, curstate, &pipe_wm->raw_wm[0]);
-
memset(&pipe_wm->wm, 0, sizeof(pipe_wm->wm));
- pipe_wm->wm[0] = pipe_wm->raw_wm[0];
+ ilk_compute_wm_level(dev_priv, intel_crtc, 0, cstate,
+ pristate, sprstate, curstate, &pipe_wm->wm[0]);
if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv))
pipe_wm->linetime = hsw_compute_linetime_wm(cstate);
@@ -3095,8 +3089,8 @@ static int ilk_compute_pipe_wm(struct intel_crtc_state *cstate)
ilk_compute_wm_reg_maximums(dev_priv, 1, &max);
- for (level = 1; level <= max_level; level++) {
- struct intel_wm_level *wm = &pipe_wm->raw_wm[level];
+ for (level = 1; level <= usable_level; level++) {
+ struct intel_wm_level *wm = &pipe_wm->wm[level];
ilk_compute_wm_level(dev_priv, intel_crtc, level, cstate,
pristate, sprstate, curstate, wm);
@@ -3106,13 +3100,10 @@ static int ilk_compute_pipe_wm(struct intel_crtc_state *cstate)
* register maximums since such watermarks are
* always invalid.
*/
- if (level > usable_level)
- continue;
-
- if (ilk_validate_wm_level(level, &max, wm))
- pipe_wm->wm[level] = *wm;
- else
- usable_level = level;
+ if (!ilk_validate_wm_level(level, &max, wm)) {
+ memset(wm, 0, sizeof(*wm));
+ break;
+ }
}
return 0;
@@ -8245,14 +8236,17 @@ static void gen8_set_l3sqc_credits(struct drm_i915_private *dev_priv,
int high_prio_credits)
{
u32 misccpctl;
+ u32 val;
/* WaTempDisableDOPClkGating:bdw */
misccpctl = I915_READ(GEN7_MISCCPCTL);
I915_WRITE(GEN7_MISCCPCTL, misccpctl & ~GEN7_DOP_CLOCK_GATE_ENABLE);
- I915_WRITE(GEN8_L3SQCREG1,
- L3_GENERAL_PRIO_CREDITS(general_prio_credits) |
- L3_HIGH_PRIO_CREDITS(high_prio_credits));
+ val = I915_READ(GEN8_L3SQCREG1);
+ val &= ~L3_PRIO_CREDITS_MASK;
+ val |= L3_GENERAL_PRIO_CREDITS(general_prio_credits);
+ val |= L3_HIGH_PRIO_CREDITS(high_prio_credits);
+ I915_WRITE(GEN8_L3SQCREG1, val);
/*
* Wait at least 100 clocks before re-enabling clock gating.
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h
index 02d8974bf9ab..6b2067f10824 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.h
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _INTEL_RINGBUFFER_H_
#define _INTEL_RINGBUFFER_H_
diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c
index b3a087cb0860..49577eba8e7e 100644
--- a/drivers/gpu/drm/i915/intel_runtime_pm.c
+++ b/drivers/gpu/drm/i915/intel_runtime_pm.c
@@ -368,7 +368,7 @@ static void hsw_power_well_enable(struct drm_i915_private *dev_priv,
{
enum i915_power_well_id id = power_well->id;
bool wait_fuses = power_well->hsw.has_fuses;
- enum skl_power_gate pg;
+ enum skl_power_gate uninitialized_var(pg);
u32 val;
if (wait_fuses) {
diff --git a/drivers/gpu/drm/i915/selftests/i915_live_selftests.h b/drivers/gpu/drm/i915/selftests/i915_live_selftests.h
index 18b174d855ca..1519f1b7841b 100644
--- a/drivers/gpu/drm/i915/selftests/i915_live_selftests.h
+++ b/drivers/gpu/drm/i915/selftests/i915_live_selftests.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* List each unit test as selftest(name, function)
*
* The name is used as both an enum and expanded as subtest__name to create
diff --git a/drivers/gpu/drm/i915/selftests/i915_mock_selftests.h b/drivers/gpu/drm/i915/selftests/i915_mock_selftests.h
index fc74687501ba..e5a9e5dcf2f3 100644
--- a/drivers/gpu/drm/i915/selftests/i915_mock_selftests.h
+++ b/drivers/gpu/drm/i915/selftests/i915_mock_selftests.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* List each unit test as selftest(name, function)
*
* The name is used as both an enum and expanded as subtest__name to create
diff --git a/drivers/gpu/drm/i915/selftests/mock_gem_device.h b/drivers/gpu/drm/i915/selftests/mock_gem_device.h
index 4cca4d57f52c..b5dc4e394555 100644
--- a/drivers/gpu/drm/i915/selftests/mock_gem_device.h
+++ b/drivers/gpu/drm/i915/selftests/mock_gem_device.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MOCK_GEM_DEVICE_H__
#define __MOCK_GEM_DEVICE_H__
diff --git a/drivers/gpu/drm/i915/selftests/mock_gem_object.h b/drivers/gpu/drm/i915/selftests/mock_gem_object.h
index 9fbf67321662..20acdbee7bd0 100644
--- a/drivers/gpu/drm/i915/selftests/mock_gem_object.h
+++ b/drivers/gpu/drm/i915/selftests/mock_gem_object.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MOCK_GEM_OBJECT_H__
#define __MOCK_GEM_OBJECT_H__
diff --git a/drivers/gpu/drm/imx/Makefile b/drivers/gpu/drm/imx/Makefile
index 16ecef33e008..ab6c83caceb7 100644
--- a/drivers/gpu/drm/imx/Makefile
+++ b/drivers/gpu/drm/imx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
imxdrm-objs := imx-drm-core.o ipuv3-crtc.o ipuv3-plane.o
diff --git a/drivers/gpu/drm/imx/imx-drm.h b/drivers/gpu/drm/imx/imx-drm.h
index f6dd64be9cd5..f0b7556c0857 100644
--- a/drivers/gpu/drm/imx/imx-drm.h
+++ b/drivers/gpu/drm/imx/imx-drm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _IMX_DRM_H_
#define _IMX_DRM_H_
diff --git a/drivers/gpu/drm/imx/ipuv3-plane.h b/drivers/gpu/drm/imx/ipuv3-plane.h
index 596b24ddbf65..e563ea17a827 100644
--- a/drivers/gpu/drm/imx/ipuv3-plane.h
+++ b/drivers/gpu/drm/imx/ipuv3-plane.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __IPUV3_PLANE_H__
#define __IPUV3_PLANE_H__
diff --git a/drivers/gpu/drm/lib/drm_random.c b/drivers/gpu/drm/lib/drm_random.c
index a78c4b483e8d..eeb155826d27 100644
--- a/drivers/gpu/drm/lib/drm_random.c
+++ b/drivers/gpu/drm/lib/drm_random.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/bitops.h>
#include <linux/kernel.h>
#include <linux/random.h>
diff --git a/drivers/gpu/drm/lib/drm_random.h b/drivers/gpu/drm/lib/drm_random.h
index a78644bea7f9..4a3e94dfa0c0 100644
--- a/drivers/gpu/drm/lib/drm_random.h
+++ b/drivers/gpu/drm/lib/drm_random.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DRM_RANDOM_H__
#define __DRM_RANDOM_H__
diff --git a/drivers/gpu/drm/mediatek/Makefile b/drivers/gpu/drm/mediatek/Makefile
index e37b55a23a65..ce83c396a742 100644
--- a/drivers/gpu/drm/mediatek/Makefile
+++ b/drivers/gpu/drm/mediatek/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
mediatek-drm-y := mtk_disp_color.o \
mtk_disp_ovl.o \
mtk_disp_rdma.o \
diff --git a/drivers/gpu/drm/mgag200/mgag200_reg.h b/drivers/gpu/drm/mgag200/mgag200_reg.h
index 3ae442a64bd6..c096a9d6bcbc 100644
--- a/drivers/gpu/drm/mgag200/mgag200_reg.h
+++ b/drivers/gpu/drm/mgag200/mgag200_reg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* MGA Millennium (MGA2064W) functions
* MGA Mystique (MGA1064SG) functions
diff --git a/drivers/gpu/drm/msm/Makefile b/drivers/gpu/drm/msm/Makefile
index 33008fa1be9b..ced70783b44e 100644
--- a/drivers/gpu/drm/msm/Makefile
+++ b/drivers/gpu/drm/msm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-y := -Idrivers/gpu/drm/msm
ccflags-$(CONFIG_DRM_MSM_DSI) += -Idrivers/gpu/drm/msm/dsi
diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c
index dbb31a014419..deaf869374ea 100644
--- a/drivers/gpu/drm/msm/dsi/dsi_host.c
+++ b/drivers/gpu/drm/msm/dsi/dsi_host.c
@@ -248,7 +248,7 @@ disable_clks:
clk_disable_unprepare(ahb_clk);
disable_gdsc:
regulator_disable(gdsc_reg);
- pm_runtime_put_autosuspend(dev);
+ pm_runtime_put_sync(dev);
put_clk:
clk_put(ahb_clk);
put_gdsc:
diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_cfg.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_cfg.c
index c2bdad88447e..824067d2d427 100644
--- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_cfg.c
+++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_cfg.c
@@ -83,6 +83,8 @@ const struct mdp5_cfg_hw msm8x74v1_config = {
.caps = MDP_LM_CAP_WB },
},
.nb_stages = 5,
+ .max_width = 2048,
+ .max_height = 0xFFFF,
},
.dspp = {
.count = 3,
diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_crtc.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_crtc.c
index 6fcb58ab718c..440977677001 100644
--- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_crtc.c
+++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_crtc.c
@@ -804,8 +804,6 @@ static int mdp5_crtc_cursor_set(struct drm_crtc *crtc,
spin_unlock_irqrestore(&mdp5_crtc->cursor.lock, flags);
- pm_runtime_put_autosuspend(&pdev->dev);
-
set_cursor:
ret = mdp5_ctl_set_cursor(ctl, pipeline, 0, cursor_enable);
if (ret) {
diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c
index f15821a0d900..ea5bb0e1632c 100644
--- a/drivers/gpu/drm/msm/msm_gem.c
+++ b/drivers/gpu/drm/msm/msm_gem.c
@@ -610,17 +610,6 @@ int msm_gem_sync_object(struct drm_gem_object *obj,
struct dma_fence *fence;
int i, ret;
- if (!exclusive) {
- /* NOTE: _reserve_shared() must happen before _add_shared_fence(),
- * which makes this a slightly strange place to call it. OTOH this
- * is a convenient can-fail point to hook it in. (And similar to
- * how etnaviv and nouveau handle this.)
- */
- ret = reservation_object_reserve_shared(msm_obj->resv);
- if (ret)
- return ret;
- }
-
fobj = reservation_object_get_list(msm_obj->resv);
if (!fobj || (fobj->shared_count == 0)) {
fence = reservation_object_get_excl(msm_obj->resv);
@@ -1045,10 +1034,10 @@ static void *_msm_gem_kernel_new(struct drm_device *dev, uint32_t size,
}
vaddr = msm_gem_get_vaddr(obj);
- if (!vaddr) {
+ if (IS_ERR(vaddr)) {
msm_gem_put_iova(obj, aspace);
drm_gem_object_unreference(obj);
- return ERR_PTR(-ENOMEM);
+ return ERR_CAST(vaddr);
}
if (bo)
diff --git a/drivers/gpu/drm/msm/msm_gem_submit.c b/drivers/gpu/drm/msm/msm_gem_submit.c
index 5d0a75d4b249..93535cac0676 100644
--- a/drivers/gpu/drm/msm/msm_gem_submit.c
+++ b/drivers/gpu/drm/msm/msm_gem_submit.c
@@ -221,7 +221,7 @@ fail:
return ret;
}
-static int submit_fence_sync(struct msm_gem_submit *submit)
+static int submit_fence_sync(struct msm_gem_submit *submit, bool no_implicit)
{
int i, ret = 0;
@@ -229,6 +229,20 @@ static int submit_fence_sync(struct msm_gem_submit *submit)
struct msm_gem_object *msm_obj = submit->bos[i].obj;
bool write = submit->bos[i].flags & MSM_SUBMIT_BO_WRITE;
+ if (!write) {
+ /* NOTE: _reserve_shared() must happen before
+ * _add_shared_fence(), which makes this a slightly
+ * strange place to call it. OTOH this is a
+ * convenient can-fail point to hook it in.
+ */
+ ret = reservation_object_reserve_shared(msm_obj->resv);
+ if (ret)
+ return ret;
+ }
+
+ if (no_implicit)
+ continue;
+
ret = msm_gem_sync_object(&msm_obj->base, submit->gpu->fctx, write);
if (ret)
break;
@@ -451,11 +465,9 @@ int msm_ioctl_gem_submit(struct drm_device *dev, void *data,
if (ret)
goto out;
- if (!(args->flags & MSM_SUBMIT_NO_IMPLICIT)) {
- ret = submit_fence_sync(submit);
- if (ret)
- goto out;
- }
+ ret = submit_fence_sync(submit, !!(args->flags & MSM_SUBMIT_NO_IMPLICIT));
+ if (ret)
+ goto out;
ret = submit_pin_objects(submit);
if (ret)
diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c
index ffbff27600e0..6a887032c66a 100644
--- a/drivers/gpu/drm/msm/msm_gpu.c
+++ b/drivers/gpu/drm/msm/msm_gpu.c
@@ -718,7 +718,8 @@ void msm_gpu_cleanup(struct msm_gpu *gpu)
msm_gem_put_iova(gpu->rb->bo, gpu->aspace);
msm_ringbuffer_destroy(gpu->rb);
}
- if (gpu->aspace) {
+
+ if (!IS_ERR_OR_NULL(gpu->aspace)) {
gpu->aspace->mmu->funcs->detach(gpu->aspace->mmu,
NULL, 0);
msm_gem_address_space_put(gpu->aspace);
diff --git a/drivers/gpu/drm/msm/msm_rd.c b/drivers/gpu/drm/msm/msm_rd.c
index 0366b8092f97..ec56794ad039 100644
--- a/drivers/gpu/drm/msm/msm_rd.c
+++ b/drivers/gpu/drm/msm/msm_rd.c
@@ -111,10 +111,14 @@ static void rd_write(struct msm_rd_state *rd, const void *buf, int sz)
wait_event(rd->fifo_event, circ_space(&rd->fifo) > 0);
+ /* Note that smp_load_acquire() is not strictly required
+ * as CIRC_SPACE_TO_END() does not access the tail more
+ * than once.
+ */
n = min(sz, circ_space_to_end(&rd->fifo));
memcpy(fptr, ptr, n);
- fifo->head = (fifo->head + n) & (BUF_SZ - 1);
+ smp_store_release(&fifo->head, (fifo->head + n) & (BUF_SZ - 1));
sz -= n;
ptr += n;
@@ -145,13 +149,17 @@ static ssize_t rd_read(struct file *file, char __user *buf,
if (ret)
goto out;
+ /* Note that smp_load_acquire() is not strictly required
+ * as CIRC_CNT_TO_END() does not access the head more than
+ * once.
+ */
n = min_t(int, sz, circ_count_to_end(&rd->fifo));
if (copy_to_user(buf, fptr, n)) {
ret = -EFAULT;
goto out;
}
- fifo->tail = (fifo->tail + n) & (BUF_SZ - 1);
+ smp_store_release(&fifo->tail, (fifo->tail + n) & (BUF_SZ - 1));
*ppos += n;
wake_up_all(&rd->fifo_event);
diff --git a/drivers/gpu/drm/nouveau/dispnv04/cursor.c b/drivers/gpu/drm/nouveau/dispnv04/cursor.c
index f26e44ea7389..ebf860bd59af 100644
--- a/drivers/gpu/drm/nouveau/dispnv04/cursor.c
+++ b/drivers/gpu/drm/nouveau/dispnv04/cursor.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <drm/drmP.h>
#include <drm/drm_mode.h>
#include "nouveau_drv.h"
diff --git a/drivers/gpu/drm/nouveau/dispnv04/disp.h b/drivers/gpu/drm/nouveau/dispnv04/disp.h
index 74a8795c2c2b..f74f1f2b186e 100644
--- a/drivers/gpu/drm/nouveau/dispnv04/disp.h
+++ b/drivers/gpu/drm/nouveau/dispnv04/disp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NV04_DISPLAY_H__
#define __NV04_DISPLAY_H__
#include <subdev/bios.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvif/cl0002.h b/drivers/gpu/drm/nouveau/include/nvif/cl0002.h
index 6d72ed38da32..1a8b45b4631f 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/cl0002.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/cl0002.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_CL0002_H__
#define __NVIF_CL0002_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvif/cl0046.h b/drivers/gpu/drm/nouveau/include/nvif/cl0046.h
index a6a71f4ad91e..c0d5eba4f8fc 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/cl0046.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/cl0046.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_CL0046_H__
#define __NVIF_CL0046_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvif/cl006b.h b/drivers/gpu/drm/nouveau/include/nvif/cl006b.h
index 309ab8a3d9e8..d0e8f35d9e92 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/cl006b.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/cl006b.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_CL006B_H__
#define __NVIF_CL006B_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvif/cl0080.h b/drivers/gpu/drm/nouveau/include/nvif/cl0080.h
index 287a7d6fa480..2740278d226b 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/cl0080.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/cl0080.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_CL0080_H__
#define __NVIF_CL0080_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvif/cl506e.h b/drivers/gpu/drm/nouveau/include/nvif/cl506e.h
index aa94b8cf9679..b4cd58093300 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/cl506e.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/cl506e.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_CL506E_H__
#define __NVIF_CL506E_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvif/cl506f.h b/drivers/gpu/drm/nouveau/include/nvif/cl506f.h
index 3b7101966de4..14d20c813cdb 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/cl506f.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/cl506f.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_CL506F_H__
#define __NVIF_CL506F_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvif/cl5070.h b/drivers/gpu/drm/nouveau/include/nvif/cl5070.h
index 542d95145a67..7cdf53615d7b 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/cl5070.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/cl5070.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_CL5070_H__
#define __NVIF_CL5070_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvif/cl507a.h b/drivers/gpu/drm/nouveau/include/nvif/cl507a.h
index 12e0643b78bd..36e537218596 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/cl507a.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/cl507a.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_CL507A_H__
#define __NVIF_CL507A_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvif/cl507b.h b/drivers/gpu/drm/nouveau/include/nvif/cl507b.h
index 99e9d8c47f60..3e643b752bfc 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/cl507b.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/cl507b.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_CL507B_H__
#define __NVIF_CL507B_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvif/cl507c.h b/drivers/gpu/drm/nouveau/include/nvif/cl507c.h
index 6af70dbdfd9f..fd9e336d0a24 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/cl507c.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/cl507c.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_CL507C_H__
#define __NVIF_CL507C_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvif/cl507d.h b/drivers/gpu/drm/nouveau/include/nvif/cl507d.h
index 5ab0c9e4c6a3..e994c6894e3e 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/cl507d.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/cl507d.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_CL507D_H__
#define __NVIF_CL507D_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvif/cl507e.h b/drivers/gpu/drm/nouveau/include/nvif/cl507e.h
index c06209f3cac4..8082d2fde248 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/cl507e.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/cl507e.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_CL507E_H__
#define __NVIF_CL507E_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvif/cl826e.h b/drivers/gpu/drm/nouveau/include/nvif/cl826e.h
index 91e33db21a2f..36944ff09e3c 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/cl826e.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/cl826e.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_CL826E_H__
#define __NVIF_CL826E_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvif/cl826f.h b/drivers/gpu/drm/nouveau/include/nvif/cl826f.h
index e34efd4ec537..df09a50817eb 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/cl826f.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/cl826f.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_CL826F_H__
#define __NVIF_CL826F_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvif/cl906f.h b/drivers/gpu/drm/nouveau/include/nvif/cl906f.h
index a2d5410a491b..6d16a3a2ec02 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/cl906f.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/cl906f.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_CL906F_H__
#define __NVIF_CL906F_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvif/cl9097.h b/drivers/gpu/drm/nouveau/include/nvif/cl9097.h
index 4057676d2981..e4c8de6d00b7 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/cl9097.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/cl9097.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_CL9097_H__
#define __NVIF_CL9097_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvif/cla06f.h b/drivers/gpu/drm/nouveau/include/nvif/cla06f.h
index 2efa3d048bb9..597ebb52d5f9 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/cla06f.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/cla06f.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_CLA06F_H__
#define __NVIF_CLA06F_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvif/class.h b/drivers/gpu/drm/nouveau/include/nvif/class.h
index d08da82ba7ed..e3a2ea8bde70 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/class.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/class.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_CLASS_H__
#define __NVIF_CLASS_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvif/client.h b/drivers/gpu/drm/nouveau/include/nvif/client.h
index b52a8eadce01..f5df8b30c599 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/client.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/client.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_CLIENT_H__
#define __NVIF_CLIENT_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvif/device.h b/drivers/gpu/drm/nouveau/include/nvif/device.h
index bcb981711617..09439b037870 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/device.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/device.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_DEVICE_H__
#define __NVIF_DEVICE_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvif/driver.h b/drivers/gpu/drm/nouveau/include/nvif/driver.h
index 0c6f48d8140a..93bccd45a042 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/driver.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/driver.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_DRIVER_H__
#define __NVIF_DRIVER_H__
#include <nvif/os.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvif/event.h b/drivers/gpu/drm/nouveau/include/nvif/event.h
index 21764499b4be..ec5c924f576a 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/event.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/event.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_EVENT_H__
#define __NVIF_EVENT_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvif/if0000.h b/drivers/gpu/drm/nouveau/include/nvif/if0000.h
index c2c0fc41e017..30ecd31db5df 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/if0000.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/if0000.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_IF0000_H__
#define __NVIF_IF0000_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvif/if0001.h b/drivers/gpu/drm/nouveau/include/nvif/if0001.h
index bd5b64125eed..ca9215262215 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/if0001.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/if0001.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_IF0001_H__
#define __NVIF_IF0001_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvif/if0002.h b/drivers/gpu/drm/nouveau/include/nvif/if0002.h
index c04c91d0b818..d9235c011196 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/if0002.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/if0002.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_IF0002_H__
#define __NVIF_IF0002_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvif/if0003.h b/drivers/gpu/drm/nouveau/include/nvif/if0003.h
index 0cd03efb80a1..ae30b8261b88 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/if0003.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/if0003.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_IF0003_H__
#define __NVIF_IF0003_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvif/if0004.h b/drivers/gpu/drm/nouveau/include/nvif/if0004.h
index bd5cd428cfd7..b35547c8ea36 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/if0004.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/if0004.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_IF0004_H__
#define __NVIF_IF0004_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvif/if0005.h b/drivers/gpu/drm/nouveau/include/nvif/if0005.h
index abfd373bb68b..8ed0ae101715 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/if0005.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/if0005.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_IF0005_H__
#define __NVIF_IF0005_H__
#define NV10_NVSW_NTFY_UEVENT 0x00
diff --git a/drivers/gpu/drm/nouveau/include/nvif/ioctl.h b/drivers/gpu/drm/nouveau/include/nvif/ioctl.h
index c5f5eb83a594..688c4bcd9c64 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/ioctl.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_IOCTL_H__
#define __NVIF_IOCTL_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvif/notify.h b/drivers/gpu/drm/nouveau/include/nvif/notify.h
index 51e2eb580809..4ed169230657 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/notify.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/notify.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_NOTIFY_H__
#define __NVIF_NOTIFY_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvif/object.h b/drivers/gpu/drm/nouveau/include/nvif/object.h
index 9e58b305b020..6912b8cffc98 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/object.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/object.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_OBJECT_H__
#define __NVIF_OBJECT_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvif/os.h b/drivers/gpu/drm/nouveau/include/nvif/os.h
index 9fcab67c8557..6b16ab6b26d5 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/os.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/os.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NOUVEAU_OS_H__
#define __NOUVEAU_OS_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvif/unpack.h b/drivers/gpu/drm/nouveau/include/nvif/unpack.h
index 751bcf4930a7..7f0d9f6cc1e7 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/unpack.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/unpack.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVIF_UNPACK_H__
#define __NVIF_UNPACK_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/client.h b/drivers/gpu/drm/nouveau/include/nvkm/core/client.h
index e876634da10a..ca23230d5743 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/core/client.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/core/client.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_CLIENT_H__
#define __NVKM_CLIENT_H__
#define nvkm_client(p) container_of((p), struct nvkm_client, object)
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/debug.h b/drivers/gpu/drm/nouveau/include/nvkm/core/debug.h
index c59fd4e2ad5e..966d1822dd80 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/core/debug.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/core/debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_DEBUG_H__
#define __NVKM_DEBUG_H__
#define NV_DBG_FATAL 0
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/device.h b/drivers/gpu/drm/nouveau/include/nvkm/core/device.h
index bb4c214f1046..d7ecb65ba19f 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/core/device.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/core/device.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_DEVICE_H__
#define __NVKM_DEVICE_H__
#include <core/event.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/engine.h b/drivers/gpu/drm/nouveau/include/nvkm/core/engine.h
index d4cd2fbfde88..c6bcd8a64cae 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/core/engine.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/core/engine.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_ENGINE_H__
#define __NVKM_ENGINE_H__
#define nvkm_engine(p) container_of((p), struct nvkm_engine, subdev)
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/enum.h b/drivers/gpu/drm/nouveau/include/nvkm/core/enum.h
index 40429a82f792..38acbde2de4f 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/core/enum.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/core/enum.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_ENUM_H__
#define __NVKM_ENUM_H__
#include <core/os.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/event.h b/drivers/gpu/drm/nouveau/include/nvkm/core/event.h
index b98fe2de546a..d3c45e90a1c1 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/core/event.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/core/event.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_EVENT_H__
#define __NVKM_EVENT_H__
#include <core/os.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/firmware.h b/drivers/gpu/drm/nouveau/include/nvkm/core/firmware.h
index a626ce378f04..ff0fa38aee72 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/core/firmware.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/core/firmware.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_FIRMWARE_H__
#define __NVKM_FIRMWARE_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/gpuobj.h b/drivers/gpu/drm/nouveau/include/nvkm/core/gpuobj.h
index c23da4f05929..473ba0b9a368 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/core/gpuobj.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/core/gpuobj.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_GPUOBJ_H__
#define __NVKM_GPUOBJ_H__
#include <core/object.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/ioctl.h b/drivers/gpu/drm/nouveau/include/nvkm/core/ioctl.h
index 88971eb37afa..e2d39192fa26 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/core/ioctl.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/core/ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_IOCTL_H__
#define __NVKM_IOCTL_H__
#include <core/os.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/memory.h b/drivers/gpu/drm/nouveau/include/nvkm/core/memory.h
index 33ca6769266a..affba21fcbad 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/core/memory.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/core/memory.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_MEMORY_H__
#define __NVKM_MEMORY_H__
#include <core/os.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/mm.h b/drivers/gpu/drm/nouveau/include/nvkm/core/mm.h
index 7bd4897a8a2a..2002a4da9999 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/core/mm.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/core/mm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_MM_H__
#define __NVKM_MM_H__
#include <core/os.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/notify.h b/drivers/gpu/drm/nouveau/include/nvkm/core/notify.h
index 753d08c1767b..4eb82bc563f3 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/core/notify.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/core/notify.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_NOTIFY_H__
#define __NVKM_NOTIFY_H__
#include <core/os.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/object.h b/drivers/gpu/drm/nouveau/include/nvkm/core/object.h
index 96dda350ada3..3f13ff1d4ee4 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/core/object.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/core/object.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_OBJECT_H__
#define __NVKM_OBJECT_H__
#include <core/os.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/oproxy.h b/drivers/gpu/drm/nouveau/include/nvkm/core/oproxy.h
index bd52236cc2f4..d950d5ee188b 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/core/oproxy.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/core/oproxy.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_OPROXY_H__
#define __NVKM_OPROXY_H__
#define nvkm_oproxy(p) container_of((p), struct nvkm_oproxy, base)
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/option.h b/drivers/gpu/drm/nouveau/include/nvkm/core/option.h
index 80fdc146e816..a34a79bacbd0 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/core/option.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/core/option.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_OPTION_H__
#define __NVKM_OPTION_H__
#include <core/os.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/os.h b/drivers/gpu/drm/nouveau/include/nvkm/core/os.h
index cd57e238ddd3..fc9e8cd36087 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/core/os.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/core/os.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_OS_H__
#define __NVKM_OS_H__
#include <nvif/os.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/pci.h b/drivers/gpu/drm/nouveau/include/nvkm/core/pci.h
index 78d41be20b8c..4c7f647d2dc9 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/core/pci.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/core/pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_DEVICE_PCI_H__
#define __NVKM_DEVICE_PCI_H__
#include <core/device.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/ramht.h b/drivers/gpu/drm/nouveau/include/nvkm/core/ramht.h
index 5ee6298991e2..674a38408240 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/core/ramht.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/core/ramht.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_RAMHT_H__
#define __NVKM_RAMHT_H__
#include <core/gpuobj.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/subdev.h b/drivers/gpu/drm/nouveau/include/nvkm/core/subdev.h
index ca9ed3d68f44..38f51ff7ab40 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/core/subdev.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/core/subdev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_SUBDEV_H__
#define __NVKM_SUBDEV_H__
#include <core/device.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/tegra.h b/drivers/gpu/drm/nouveau/include/nvkm/core/tegra.h
index 7c7d91cad09a..5c102d0206a7 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/core/tegra.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/core/tegra.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_DEVICE_TEGRA_H__
#define __NVKM_DEVICE_TEGRA_H__
#include <core/device.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/bsp.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/bsp.h
index 904820558fc0..40613983fccb 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/engine/bsp.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/bsp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_BSP_H__
#define __NVKM_BSP_H__
#include <engine/xtensa.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/ce.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/ce.h
index b93f4c1a95e5..553245994450 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/engine/ce.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/ce.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_CE_H__
#define __NVKM_CE_H__
#include <engine/falcon.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/cipher.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/cipher.h
index 03fa57a7c30a..72b9da2de7c2 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/engine/cipher.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/cipher.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_CIPHER_H__
#define __NVKM_CIPHER_H__
#include <core/engine.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/disp.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/disp.h
index 05f9c13ab8c3..e83193d3ccab 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/engine/disp.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/disp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_DISP_H__
#define __NVKM_DISP_H__
#define nvkm_disp(p) container_of((p), struct nvkm_disp, engine)
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/dma.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/dma.h
index d2a6532ce3b9..5f5cae7c474e 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/engine/dma.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_DMA_H__
#define __NVKM_DMA_H__
#include <core/engine.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/falcon.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/falcon.h
index e1a854e2ade1..5a51842bc241 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/engine/falcon.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/falcon.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_FALCON_H__
#define __NVKM_FALCON_H__
#define nvkm_falcon(p) container_of((p), struct nvkm_falcon, engine)
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/fifo.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/fifo.h
index f00527b36acc..025f400c9f5d 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/engine/fifo.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/fifo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_FIFO_H__
#define __NVKM_FIFO_H__
#include <core/engine.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/gr.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/gr.h
index c7944b19bed8..fb18f105fc43 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/engine/gr.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/gr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_GR_H__
#define __NVKM_GR_H__
#include <core/engine.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/mpeg.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/mpeg.h
index 257738eff9f6..4ef3d4c5e358 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/engine/mpeg.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/mpeg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_MPEG_H__
#define __NVKM_MPEG_H__
#include <core/engine.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/msenc.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/msenc.h
index 748ea9b7e559..985fc9490643 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/engine/msenc.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/msenc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_MSENC_H__
#define __NVKM_MSENC_H__
#include <core/engine.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/mspdec.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/mspdec.h
index 08516ca82e04..e03f33472486 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/engine/mspdec.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/mspdec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_MSPDEC_H__
#define __NVKM_MSPDEC_H__
#include <engine/falcon.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/msppp.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/msppp.h
index 85fd306021ac..760bf17ea63d 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/engine/msppp.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/msppp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_MSPPP_H__
#define __NVKM_MSPPP_H__
#include <engine/falcon.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/msvld.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/msvld.h
index 99757ed96f76..281866d2501d 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/engine/msvld.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/msvld.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_MSVLD_H__
#define __NVKM_MSVLD_H__
#include <engine/falcon.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/nvdec.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/nvdec.h
index 00b2b227ff41..fe716859d4a9 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/engine/nvdec.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/nvdec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_NVDEC_H__
#define __NVKM_NVDEC_H__
#define nvkm_nvdec(p) container_of((p), struct nvkm_nvdec, engine)
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/nvenc.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/nvenc.h
index 8a819328059b..cdd68a8bab8b 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/engine/nvenc.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/nvenc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_NVENC_H__
#define __NVKM_NVENC_H__
#include <core/engine.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/pm.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/pm.h
index 240855ad8c8d..6cce8502f9df 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/engine/pm.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/pm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_PM_H__
#define __NVKM_PM_H__
#include <core/engine.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/sec.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/sec.h
index 7317ef4c0207..b206b918c43e 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/engine/sec.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/sec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_SEC_H__
#define __NVKM_SEC_H__
#include <engine/falcon.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/sec2.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/sec2.h
index d3db1b1e75c4..f7d89822b905 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/engine/sec2.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/sec2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_SEC2_H__
#define __NVKM_SEC2_H__
#include <core/engine.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/sw.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/sw.h
index 096e7dbd1e65..83a17c4e11e7 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/engine/sw.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/sw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_SW_H__
#define __NVKM_SW_H__
#include <core/engine.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/vic.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/vic.h
index 2b0dc4c695c2..9b7d4877cf41 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/engine/vic.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/vic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_VIC_H__
#define __NVKM_VIC_H__
#include <core/engine.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/vp.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/vp.h
index 616ea91e03f8..53bf8aed48fb 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/engine/vp.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/vp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_VP_H__
#define __NVKM_VP_H__
#include <engine/xtensa.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/xtensa.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/xtensa.h
index b1fcc416732f..13c00ce6d556 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/engine/xtensa.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/xtensa.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_XTENSA_H__
#define __NVKM_XTENSA_H__
#define nvkm_xtensa(p) container_of((p), struct nvkm_xtensa, engine)
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bar.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bar.h
index d3071b5a4f98..91f1e0efe061 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bar.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bar.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_BAR_H__
#define __NVKM_BAR_H__
#include <core/subdev.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios.h
index a72f3290528a..979e9a144e7b 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_BIOS_H__
#define __NVKM_BIOS_H__
#include <core/subdev.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/M0203.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/M0203.h
index cf202c793a1d..703a5b524b96 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/M0203.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/M0203.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_M0203_H__
#define __NVBIOS_M0203_H__
struct nvbios_M0203T {
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/M0205.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/M0205.h
index d34608ff241e..b4e14e45a0e8 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/M0205.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/M0205.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_M0205_H__
#define __NVBIOS_M0205_H__
struct nvbios_M0205T {
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/M0209.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/M0209.h
index c7ff8d9526e7..c09376894d12 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/M0209.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/M0209.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_M0209_H__
#define __NVBIOS_M0209_H__
u32 nvbios_M0209Te(struct nvkm_bios *,
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/P0260.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/P0260.h
index 1c1c52eac97d..901d94ef11b8 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/P0260.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/P0260.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_P0260_H__
#define __NVBIOS_P0260_H__
u32 nvbios_P0260Te(struct nvkm_bios *,
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/bit.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/bit.h
index 6711732b7cb1..d068586f3263 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/bit.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/bit.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_BIT_H__
#define __NVBIOS_BIT_H__
struct bit_entry {
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/bmp.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/bmp.h
index 3f0c7c414026..9a3f9483ee75 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/bmp.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/bmp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_BMP_H__
#define __NVBIOS_BMP_H__
static inline u16
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/boost.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/boost.h
index 2ff64a20c0ec..a1c48c6b223b 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/boost.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/boost.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_BOOST_H__
#define __NVBIOS_BOOST_H__
u32 nvbios_boostTe(struct nvkm_bios *, u8 *, u8 *, u8 *, u8 *, u8 *, u8 *);
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/conn.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/conn.h
index deb477282dde..ed9e0a6a0011 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/conn.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/conn.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_CONN_H__
#define __NVBIOS_CONN_H__
enum dcb_connector_type {
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/cstep.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/cstep.h
index 76fe7d50a1ce..49343d276e11 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/cstep.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/cstep.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_CSTEP_H__
#define __NVBIOS_CSTEP_H__
u32 nvbios_cstepTe(struct nvkm_bios *,
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/dcb.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/dcb.h
index 903d117603d8..63ddc6ed897a 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/dcb.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/dcb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_DCB_H__
#define __NVBIOS_DCB_H__
enum dcb_output_type {
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/disp.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/disp.h
index c5a6ebd5a478..423d92de0aae 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/disp.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/disp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_DISP_H__
#define __NVBIOS_DISP_H__
u16 nvbios_disp_table(struct nvkm_bios *,
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/dp.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/dp.h
index b4d39df70d4e..df34b41838d6 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/dp.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/dp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_DP_H__
#define __NVBIOS_DP_H__
struct nvbios_dpout {
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/extdev.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/extdev.h
index bb49bd5f879e..f93e4f951f2f 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/extdev.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/extdev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_EXTDEV_H__
#define __NVBIOS_EXTDEV_H__
enum nvbios_extdev_type {
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/fan.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/fan.h
index a7513e8406a3..09c1d3b9d009 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/fan.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/fan.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_FAN_H__
#define __NVBIOS_FAN_H__
#include <subdev/bios/therm.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/gpio.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/gpio.h
index b7a54e605469..b71a3555c64e 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/gpio.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/gpio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_GPIO_H__
#define __NVBIOS_GPIO_H__
enum dcb_gpio_func_name {
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/i2c.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/i2c.h
index 85c529ecf9b1..ae1f7483dd28 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/i2c.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/i2c.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_I2C_H__
#define __NVBIOS_I2C_H__
enum dcb_i2c_type {
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/iccsense.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/iccsense.h
index e933d3eede70..e220a1ac1387 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/iccsense.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/iccsense.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_ICCSENSE_H__
#define __NVBIOS_ICCSENSE_H__
struct pwr_rail_resistor_t {
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/image.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/image.h
index e15d63b9a5eb..893288b060de 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/image.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/image.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_IMAGE_H__
#define __NVBIOS_IMAGE_H__
struct nvbios_image {
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/init.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/init.h
index 06ab48052128..744b1868e789 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/init.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/init.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_INIT_H__
#define __NVBIOS_INIT_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/mxm.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/mxm.h
index 4e31b64c5edf..327bf9c4b703 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/mxm.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/mxm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_MXM_H__
#define __NVBIOS_MXM_H__
u16 mxm_table(struct nvkm_bios *, u8 *ver, u8 *hdr);
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/npde.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/npde.h
index 64a59549b7ea..ee5419b7b45b 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/npde.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/npde.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_NPDE_H__
#define __NVBIOS_NPDE_H__
struct nvbios_npdeT {
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/pcir.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/pcir.h
index e85931541f4f..1dffe8d6cc81 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/pcir.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/pcir.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_PCIR_H__
#define __NVBIOS_PCIR_H__
struct nvbios_pcirT {
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/perf.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/perf.h
index 478b1c0d2089..0ee84ea6d737 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/perf.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/perf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_PERF_H__
#define __NVBIOS_PERF_H__
u32 nvbios_perf_table(struct nvkm_bios *, u8 *ver, u8 *hdr,
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/pll.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/pll.h
index 5a69978d1e3b..ab964e085f02 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/pll.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/pll.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_PLL_H__
#define __NVBIOS_PLL_H__
/*XXX: kill me */
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/pmu.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/pmu.h
index 3a643df6de04..fb41ecab8f8c 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/pmu.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/pmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_PMU_H__
#define __NVBIOS_PMU_H__
struct nvbios_pmuT {
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/power_budget.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/power_budget.h
index f5f4a14c4030..ff12d810dce3 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/power_budget.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/power_budget.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_POWER_BUDGET_H__
#define __NVBIOS_POWER_BUDGET_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/ramcfg.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/ramcfg.h
index dca6c060a24f..2b87a38adb7a 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/ramcfg.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/ramcfg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_RAMCFG_H__
#define __NVBIOS_RAMCFG_H__
struct nvbios_ramcfg {
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/rammap.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/rammap.h
index 8d8ee13721ec..471eef434b51 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/rammap.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/rammap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_RAMMAP_H__
#define __NVBIOS_RAMMAP_H__
#include <subdev/bios/ramcfg.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/therm.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/therm.h
index dd3ba960e75d..46a3b15e10ec 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/therm.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/therm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_THERM_H__
#define __NVBIOS_THERM_H__
struct nvbios_therm_threshold {
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/timing.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/timing.h
index 38188d4c9ab5..40ceabf37827 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/timing.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/timing.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_TIMING_H__
#define __NVBIOS_TIMING_H__
#include <subdev/bios/ramcfg.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/vmap.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/vmap.h
index bea31cdd1dd1..67419bad584c 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/vmap.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/vmap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_VMAP_H__
#define __NVBIOS_VMAP_H__
struct nvbios_vmap {
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/volt.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/volt.h
index f0baa2c7de09..6b36d5ecb8f9 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/volt.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/volt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_VOLT_H__
#define __NVBIOS_VOLT_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/vpstate.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/vpstate.h
index 87f804fc3a88..36f3028d58ef 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/vpstate.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/vpstate.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_VPSTATE_H__
#define __NVBIOS_VPSTATE_H__
struct nvbios_vpstate_header {
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/xpio.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/xpio.h
index 0c0fe234ff12..d1bb5d044585 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/xpio.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/xpio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVBIOS_XPIO_H__
#define __NVBIOS_XPIO_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bus.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bus.h
index 33a057c334f2..7695f7f77a06 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bus.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bus.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_BUS_H__
#define __NVKM_BUS_H__
#include <core/subdev.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/clk.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/clk.h
index e5275f742977..15db75ef0189 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/clk.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/clk.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_CLK_H__
#define __NVKM_CLK_H__
#include <core/subdev.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/devinit.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/devinit.h
index 709d786f1808..40558064d589 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/devinit.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/devinit.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_DEVINIT_H__
#define __NVKM_DEVINIT_H__
#include <core/subdev.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/fb.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/fb.h
index 28d513fbf44c..4da68dd52619 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/fb.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/fb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_FB_H__
#define __NVKM_FB_H__
#include <core/subdev.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/fuse.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/fuse.h
index ae201e388487..092193b7f98e 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/fuse.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/fuse.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_FUSE_H__
#define __NVKM_FUSE_H__
#include <core/subdev.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/gpio.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/gpio.h
index 9b9c6d2f90b6..ee54899076e3 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/gpio.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/gpio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_GPIO_H__
#define __NVKM_GPIO_H__
#include <core/subdev.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/i2c.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/i2c.h
index ce23cc6c672e..eef54e9b5d77 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/i2c.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/i2c.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_I2C_H__
#define __NVKM_I2C_H__
#include <core/subdev.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/ibus.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/ibus.h
index 6e2b70bd2f41..919653c1d101 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/ibus.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/ibus.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_IBUS_H__
#define __NVKM_IBUS_H__
#include <core/subdev.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/iccsense.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/iccsense.h
index b7a9b041e130..be9475cd94fd 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/iccsense.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/iccsense.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_ICCSENSE_H__
#define __NVKM_ICCSENSE_H__
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/instmem.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/instmem.h
index 40f845e31272..91126fd29222 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/instmem.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/instmem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_INSTMEM_H__
#define __NVKM_INSTMEM_H__
#include <core/subdev.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/ltc.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/ltc.h
index cd755baf9cab..63b7ad1f9ce2 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/ltc.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/ltc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_LTC_H__
#define __NVKM_LTC_H__
#include <core/subdev.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mc.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mc.h
index 58f10890c3b6..61c93c86e2e2 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mc.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_MC_H__
#define __NVKM_MC_H__
#include <core/subdev.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h
index dcd3deff27a4..0fdfc610ceb3 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_MMU_H__
#define __NVKM_MMU_H__
#include <core/subdev.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mxm.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mxm.h
index ed0250139dae..0fd6d6f8eada 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mxm.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mxm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_MXM_H__
#define __NVKM_MXM_H__
#include <core/subdev.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/pci.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/pci.h
index ac2a695963c1..23803cc859fd 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/pci.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_PCI_H__
#define __NVKM_PCI_H__
#include <core/subdev.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/pmu.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/pmu.h
index e7f04732a425..4bc9384046c6 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/pmu.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/pmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_PMU_H__
#define __NVKM_PMU_H__
#include <core/subdev.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/therm.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/therm.h
index 1bfd93b85575..98fe1d0fd592 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/therm.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/therm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_THERM_H__
#define __NVKM_THERM_H__
#include <core/subdev.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/timer.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/timer.h
index ff0709652f80..e9b0746826ca 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/timer.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/timer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_TIMER_H__
#define __NVKM_TIMER_H__
#include <core/subdev.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/top.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/top.h
index d23209b62c25..f7d3eb647e2e 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/top.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/top.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_TOP_H__
#define __NVKM_TOP_H__
#include <core/subdev.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/vga.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/vga.h
index ce5636fe2a66..312933ad7c2b 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/vga.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/vga.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NOUVEAU_VGA_H__
#define __NOUVEAU_VGA_H__
#include <core/subdev.h>
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h
index 08ef9983c643..8a0f85f5fc1a 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_VOLT_H__
#define __NVKM_VOLT_H__
#include <core/subdev.h>
diff --git a/drivers/gpu/drm/nouveau/nouveau_abi16.h b/drivers/gpu/drm/nouveau/nouveau_abi16.h
index 841cc556fad8..441100aa2320 100644
--- a/drivers/gpu/drm/nouveau/nouveau_abi16.h
+++ b/drivers/gpu/drm/nouveau/nouveau_abi16.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NOUVEAU_ABI16_H__
#define __NOUVEAU_ABI16_H__
diff --git a/drivers/gpu/drm/nouveau/nouveau_acpi.c b/drivers/gpu/drm/nouveau/nouveau_acpi.c
index 7459ef9943ec..5ffcb6683776 100644
--- a/drivers/gpu/drm/nouveau/nouveau_acpi.c
+++ b/drivers/gpu/drm/nouveau/nouveau_acpi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/pci.h>
#include <linux/acpi.h>
#include <linux/slab.h>
diff --git a/drivers/gpu/drm/nouveau/nouveau_acpi.h b/drivers/gpu/drm/nouveau/nouveau_acpi.h
index 2f03653aff86..b86294fc99e8 100644
--- a/drivers/gpu/drm/nouveau/nouveau_acpi.h
+++ b/drivers/gpu/drm/nouveau/nouveau_acpi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NOUVEAU_ACPI_H__
#define __NOUVEAU_ACPI_H__
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.h b/drivers/gpu/drm/nouveau/nouveau_bo.h
index b06a5385d6dd..4caade5dee50 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.h
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NOUVEAU_BO_H__
#define __NOUVEAU_BO_H__
diff --git a/drivers/gpu/drm/nouveau/nouveau_chan.h b/drivers/gpu/drm/nouveau/nouveau_chan.h
index 46b947ba1cf4..9463a78613cb 100644
--- a/drivers/gpu/drm/nouveau/nouveau_chan.h
+++ b/drivers/gpu/drm/nouveau/nouveau_chan.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NOUVEAU_CHAN_H__
#define __NOUVEAU_CHAN_H__
#include <nvif/object.h>
diff --git a/drivers/gpu/drm/nouveau/nouveau_debugfs.h b/drivers/gpu/drm/nouveau/nouveau_debugfs.h
index b799f8dfb2b2..1d01a82d4b6f 100644
--- a/drivers/gpu/drm/nouveau/nouveau_debugfs.h
+++ b/drivers/gpu/drm/nouveau/nouveau_debugfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NOUVEAU_DEBUGFS_H__
#define __NOUVEAU_DEBUGFS_H__
diff --git a/drivers/gpu/drm/nouveau/nouveau_display.h b/drivers/gpu/drm/nouveau/nouveau_display.h
index 201aec2ea5b8..34cd144681b9 100644
--- a/drivers/gpu/drm/nouveau/nouveau_display.h
+++ b/drivers/gpu/drm/nouveau/nouveau_display.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NOUVEAU_DISPLAY_H__
#define __NOUVEAU_DISPLAY_H__
diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h
index 822fe1d4d35e..77dea95c1bf1 100644
--- a/drivers/gpu/drm/nouveau/nouveau_drv.h
+++ b/drivers/gpu/drm/nouveau/nouveau_drv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NOUVEAU_DRV_H__
#define __NOUVEAU_DRV_H__
diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
index f7707849bb53..2b12d82aac15 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c
+++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
@@ -223,7 +223,7 @@ void
nouveau_fbcon_accel_save_disable(struct drm_device *dev)
{
struct nouveau_drm *drm = nouveau_drm(dev);
- if (drm->fbcon) {
+ if (drm->fbcon && drm->fbcon->helper.fbdev) {
drm->fbcon->saved_flags = drm->fbcon->helper.fbdev->flags;
drm->fbcon->helper.fbdev->flags |= FBINFO_HWACCEL_DISABLED;
}
@@ -233,7 +233,7 @@ void
nouveau_fbcon_accel_restore(struct drm_device *dev)
{
struct nouveau_drm *drm = nouveau_drm(dev);
- if (drm->fbcon) {
+ if (drm->fbcon && drm->fbcon->helper.fbdev) {
drm->fbcon->helper.fbdev->flags = drm->fbcon->saved_flags;
}
}
@@ -245,7 +245,8 @@ nouveau_fbcon_accel_fini(struct drm_device *dev)
struct nouveau_fbdev *fbcon = drm->fbcon;
if (fbcon && drm->channel) {
console_lock();
- fbcon->helper.fbdev->flags |= FBINFO_HWACCEL_DISABLED;
+ if (fbcon->helper.fbdev)
+ fbcon->helper.fbdev->flags |= FBINFO_HWACCEL_DISABLED;
console_unlock();
nouveau_channel_idle(drm->channel);
nvif_object_fini(&fbcon->twod);
diff --git a/drivers/gpu/drm/nouveau/nouveau_fence.h b/drivers/gpu/drm/nouveau/nouveau_fence.h
index d5e58a38f160..c9b399ad89e6 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fence.h
+++ b/drivers/gpu/drm/nouveau/nouveau_fence.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NOUVEAU_FENCE_H__
#define __NOUVEAU_FENCE_H__
diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.h b/drivers/gpu/drm/nouveau/nouveau_gem.h
index 8fa6ed9ddd3a..0456c94a5d4d 100644
--- a/drivers/gpu/drm/nouveau/nouveau_gem.h
+++ b/drivers/gpu/drm/nouveau/nouveau_gem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NOUVEAU_GEM_H__
#define __NOUVEAU_GEM_H__
diff --git a/drivers/gpu/drm/nouveau/nouveau_ioctl.h b/drivers/gpu/drm/nouveau/nouveau_ioctl.h
index 3b9f2e5463a7..380ede26806c 100644
--- a/drivers/gpu/drm/nouveau/nouveau_ioctl.h
+++ b/drivers/gpu/drm/nouveau/nouveau_ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NOUVEAU_IOCTL_H__
#define __NOUVEAU_IOCTL_H__
diff --git a/drivers/gpu/drm/nouveau/nouveau_reg.h b/drivers/gpu/drm/nouveau/nouveau_reg.h
index 7226f1f60901..b5b5fe40779d 100644
--- a/drivers/gpu/drm/nouveau/nouveau_reg.h
+++ b/drivers/gpu/drm/nouveau/nouveau_reg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define NV04_PFB_BOOT_0 0x00100000
# define NV04_PFB_BOOT_0_RAM_AMOUNT 0x00000003
diff --git a/drivers/gpu/drm/nouveau/nouveau_sgdma.c b/drivers/gpu/drm/nouveau/nouveau_sgdma.c
index b7ab268f7d6f..fde11ce466e4 100644
--- a/drivers/gpu/drm/nouveau/nouveau_sgdma.c
+++ b/drivers/gpu/drm/nouveau/nouveau_sgdma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/pagemap.h>
#include <linux/slab.h>
diff --git a/drivers/gpu/drm/nouveau/nouveau_ttm.h b/drivers/gpu/drm/nouveau/nouveau_ttm.h
index 25b0de413352..96082b696420 100644
--- a/drivers/gpu/drm/nouveau/nouveau_ttm.h
+++ b/drivers/gpu/drm/nouveau/nouveau_ttm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NOUVEAU_TTM_H__
#define __NOUVEAU_TTM_H__
diff --git a/drivers/gpu/drm/nouveau/nouveau_usif.h b/drivers/gpu/drm/nouveau/nouveau_usif.h
index c037e3ae8c70..c68f1c65af3b 100644
--- a/drivers/gpu/drm/nouveau/nouveau_usif.h
+++ b/drivers/gpu/drm/nouveau/nouveau_usif.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NOUVEAU_USIF_H__
#define __NOUVEAU_USIF_H__
diff --git a/drivers/gpu/drm/nouveau/nouveau_vga.c b/drivers/gpu/drm/nouveau/nouveau_vga.c
index 48393a4f6331..52e52a360fb1 100644
--- a/drivers/gpu/drm/nouveau/nouveau_vga.c
+++ b/drivers/gpu/drm/nouveau/nouveau_vga.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/vgaarb.h>
#include <linux/vga_switcheroo.h>
diff --git a/drivers/gpu/drm/nouveau/nouveau_vga.h b/drivers/gpu/drm/nouveau/nouveau_vga.h
index ea3ad6974c65..6a3000c88142 100644
--- a/drivers/gpu/drm/nouveau/nouveau_vga.h
+++ b/drivers/gpu/drm/nouveau/nouveau_vga.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NOUVEAU_VGA_H__
#define __NOUVEAU_VGA_H__
diff --git a/drivers/gpu/drm/nouveau/nv10_fence.h b/drivers/gpu/drm/nouveau/nv10_fence.h
index b7a508585304..7616c66803f8 100644
--- a/drivers/gpu/drm/nouveau/nv10_fence.h
+++ b/drivers/gpu/drm/nouveau/nv10_fence.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NV10_FENCE_H_
#define __NV10_FENCE_H_
diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c
index 2dbf62a2ac41..fb47d46050ec 100644
--- a/drivers/gpu/drm/nouveau/nv50_display.c
+++ b/drivers/gpu/drm/nouveau/nv50_display.c
@@ -3265,11 +3265,14 @@ nv50_mstm = {
void
nv50_mstm_service(struct nv50_mstm *mstm)
{
- struct drm_dp_aux *aux = mstm->mgr.aux;
+ struct drm_dp_aux *aux = mstm ? mstm->mgr.aux : NULL;
bool handled = true;
int ret;
u8 esi[8] = {};
+ if (!aux)
+ return;
+
while (handled) {
ret = drm_dp_dpcd_read(aux, DP_SINK_COUNT_ESI, esi, 8);
if (ret != 8) {
@@ -4096,7 +4099,7 @@ nv50_disp_atomic_commit(struct drm_device *dev,
{
struct nouveau_drm *drm = nouveau_drm(dev);
struct nv50_disp *disp = nv50_disp(dev);
- struct drm_plane_state *old_plane_state;
+ struct drm_plane_state *new_plane_state;
struct drm_plane *plane;
struct drm_crtc *crtc;
bool active = false;
@@ -4126,8 +4129,8 @@ nv50_disp_atomic_commit(struct drm_device *dev,
if (ret)
goto err_cleanup;
- for_each_old_plane_in_state(state, plane, old_plane_state, i) {
- struct nv50_wndw_atom *asyw = nv50_wndw_atom(old_plane_state);
+ for_each_new_plane_in_state(state, plane, new_plane_state, i) {
+ struct nv50_wndw_atom *asyw = nv50_wndw_atom(new_plane_state);
struct nv50_wndw *wndw = nv50_wndw(plane);
if (asyw->set.image) {
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/bsp/g84.c b/drivers/gpu/drm/nouveau/nvkm/engine/bsp/g84.c
index 8e2e24a74774..44e116f7880d 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/bsp/g84.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/bsp/g84.c
@@ -39,5 +39,5 @@ int
g84_bsp_new(struct nvkm_device *device, int index, struct nvkm_engine **pengine)
{
return nvkm_xtensa_new_(&g84_bsp, device, index,
- true, 0x103000, pengine);
+ device->chipset != 0x92, 0x103000, pengine);
}
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/ce/fuc/gf100.fuc3.h b/drivers/gpu/drm/nouveau/nvkm/engine/ce/fuc/gf100.fuc3.h
index d9ca9636a3e3..da130f5058e5 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/ce/fuc/gf100.fuc3.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/ce/fuc/gf100.fuc3.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
static uint32_t gf100_ce_data[] = {
/* 0x0000: ctx_object */
0x00000000,
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/ce/fuc/gt215.fuc3.h b/drivers/gpu/drm/nouveau/nvkm/engine/ce/fuc/gt215.fuc3.h
index f0a1cf31c7ca..0b92eb32598d 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/ce/fuc/gt215.fuc3.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/ce/fuc/gt215.fuc3.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
static uint32_t gt215_ce_data[] = {
/* 0x0000: ctx_object */
0x00000000,
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/ce/priv.h b/drivers/gpu/drm/nouveau/nvkm/engine/ce/priv.h
index 2dce405976ad..0e3d08f11b0b 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/ce/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/ce/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_CE_PRIV_H__
#define __NVKM_CE_PRIV_H__
#include <engine/ce.h>
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/acpi.h b/drivers/gpu/drm/nouveau/nvkm/engine/device/acpi.h
index 1bbe76e0740a..6a62021e9861 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/acpi.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/acpi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_DEVICE_ACPI_H__
#define __NVKM_DEVICE_ACPI_H__
#include <core/os.h>
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/ctrl.h b/drivers/gpu/drm/nouveau/nvkm/engine/device/ctrl.h
index 20249d8e444d..f279162f48c6 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/ctrl.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/ctrl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_DEVICE_CTRL_H__
#define __NVKM_DEVICE_CTRL_H__
#define nvkm_control(p) container_of((p), struct nvkm_control, object)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/priv.h b/drivers/gpu/drm/nouveau/nvkm/engine/device/priv.h
index 6c16f3835f44..08d0bf605722 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_DEVICE_PRIV_H__
#define __NVKM_DEVICE_PRIV_H__
#include <core/device.h>
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/channv50.h b/drivers/gpu/drm/nouveau/nvkm/engine/disp/channv50.h
index 737b38f6fbd2..5701b3221a54 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/channv50.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/channv50.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NV50_DISP_CHAN_H__
#define __NV50_DISP_CHAN_H__
#define nv50_disp_chan(p) container_of((p), struct nv50_disp_chan, object)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/conn.h b/drivers/gpu/drm/nouveau/nvkm/engine/disp/conn.h
index de962b7b026d..090e869ae612 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/conn.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/conn.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_DISP_CONN_H__
#define __NVKM_DISP_CONN_H__
#include <engine/disp.h>
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/dmacnv50.h b/drivers/gpu/drm/nouveau/nvkm/engine/disp/dmacnv50.h
index ea4a0d062e31..f9b98211da6a 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/dmacnv50.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/dmacnv50.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NV50_DISP_DMAC_H__
#define __NV50_DISP_DMAC_H__
#define nv50_disp_dmac(p) container_of((p), struct nv50_disp_dmac, base)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/dp.h b/drivers/gpu/drm/nouveau/nvkm/engine/disp/dp.h
index 59173c290525..495f665a0ee6 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/dp.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/dp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_DISP_DP_H__
#define __NVKM_DISP_DP_H__
#define nvkm_dp(p) container_of((p), struct nvkm_dp, outp)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/hdmi.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/hdmi.c
index e82c68f18444..d131cca999dd 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/hdmi.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/hdmi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "hdmi.h"
void pack_hdmi_infoframe(struct packed_hdmi_infoframe *packed_frame,
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/hdmi.h b/drivers/gpu/drm/nouveau/nvkm/engine/disp/hdmi.h
index 528f5621a496..45094c6e1425 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/hdmi.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/hdmi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_DISP_HDMI_H__
#define __NVKM_DISP_HDMI_H__
#include "ior.h"
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/head.h b/drivers/gpu/drm/nouveau/nvkm/engine/disp/head.h
index b04c49d2eeeb..57030b3a4a75 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/head.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/head.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_DISP_HEAD_H__
#define __NVKM_DISP_HEAD_H__
#include "priv.h"
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/ior.h b/drivers/gpu/drm/nouveau/nvkm/engine/disp/ior.h
index a1e8bf48b778..cd6dd8742dc6 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/ior.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/ior.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_DISP_IOR_H__
#define __NVKM_DISP_IOR_H__
#include "priv.h"
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.h b/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.h
index 6ea19466f436..eb0b8acb1c5b 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NV50_DISP_H__
#define __NV50_DISP_H__
#define nv50_disp(p) container_of((p), struct nv50_disp, base)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.h b/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.h
index 146d101d4891..ea84d7d5741a 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_DISP_OUTP_H__
#define __NVKM_DISP_OUTP_H__
#include <engine/disp.h>
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/priv.h b/drivers/gpu/drm/nouveau/nvkm/engine/disp/priv.h
index 5772f0094129..6c9bfff6d043 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_DISP_PRIV_H__
#define __NVKM_DISP_PRIV_H__
#include <engine/disp.h>
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/rootnv50.h b/drivers/gpu/drm/nouveau/nvkm/engine/disp/rootnv50.h
index b147cf5b3518..4818fa69ae6c 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/rootnv50.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/rootnv50.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NV50_DISP_ROOT_H__
#define __NV50_DISP_ROOT_H__
#define nv50_disp_root(p) container_of((p), struct nv50_disp_root, object)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/dma/priv.h b/drivers/gpu/drm/nouveau/nvkm/engine/dma/priv.h
index deb37ee55c0b..4307cbecd5c5 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/dma/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/dma/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_DMA_PRIV_H__
#define __NVKM_DMA_PRIV_H__
#define nvkm_dma(p) container_of((p), struct nvkm_dma, engine)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/dma/user.h b/drivers/gpu/drm/nouveau/nvkm/engine/dma/user.h
index 69a7f1034024..4bbac8a21c71 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/dma/user.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/dma/user.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_DMA_USER_H__
#define __NVKM_DMA_USER_H__
#define nvkm_dmaobj(p) container_of((p), struct nvkm_dmaobj, object)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chan.h b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chan.h
index d8019bdacd61..3ffef236189e 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chan.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chan.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_FIFO_CHAN_H__
#define __NVKM_FIFO_CHAN_H__
#define nvkm_fifo_chan(p) container_of((p), struct nvkm_fifo_chan, object)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/changf100.h b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/changf100.h
index 7d697e2dce1a..27002caba420 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/changf100.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/changf100.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __GF100_FIFO_CHAN_H__
#define __GF100_FIFO_CHAN_H__
#define gf100_fifo_chan(p) container_of((p), struct gf100_fifo_chan, base)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/changk104.h b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/changk104.h
index 230f64e5f731..ec10be2984a9 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/changk104.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/changk104.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __GK104_FIFO_CHAN_H__
#define __GK104_FIFO_CHAN_H__
#define gk104_fifo_chan(p) container_of((p), struct gk104_fifo_chan, base)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/channv04.h b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/channv04.h
index 3361a1fd0343..15b06bdf5067 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/channv04.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/channv04.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NV04_FIFO_CHAN_H__
#define __NV04_FIFO_CHAN_H__
#define nv04_fifo_chan(p) container_of((p), struct nv04_fifo_chan, base)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/channv50.h b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/channv50.h
index 4b9da469b704..ad9aa157e078 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/channv50.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/channv50.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NV50_FIFO_CHAN_H__
#define __NV50_FIFO_CHAN_H__
#define nv50_fifo_chan(p) container_of((p), struct nv50_fifo_chan, base)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gf100.h b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gf100.h
index 70db58eab9c3..571a6edb3f97 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gf100.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gf100.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __GF100_FIFO_H__
#define __GF100_FIFO_H__
#define gf100_fifo(p) container_of((p), struct gf100_fifo, base)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.h b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.h
index 44bff98d6725..0506c5290936 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __GK104_FIFO_H__
#define __GK104_FIFO_H__
#define gk104_fifo(p) container_of((p), struct gk104_fifo, base)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/nv04.h b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/nv04.h
index 03f60004bf7c..1d70542553cc 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/nv04.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/nv04.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NV04_FIFO_H__
#define __NV04_FIFO_H__
#define nv04_fifo(p) container_of((p), struct nv04_fifo, base)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/nv50.h b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/nv50.h
index 8ab53948cbb4..a3994e8db462 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/nv50.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/nv50.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NV50_FIFO_H__
#define __NV50_FIFO_H__
#define nv50_fifo(p) container_of((p), struct nv50_fifo, base)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/priv.h b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/priv.h
index f889b13b5e41..ae76b1aaccd4 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_FIFO_PRIV_H__
#define __NVKM_FIFO_PRIV_H__
#define nvkm_fifo(p) container_of((p), struct nvkm_fifo, engine)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/regsnv04.h b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/regsnv04.h
index 92d56221197b..49892a5e7201 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/regsnv04.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/regsnv04.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NV04_FIFO_REGS_H__
#define __NV04_FIFO_REGS_H__
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf100.h b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf100.h
index 017180d147cf..2812ca511c9c 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf100.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf100.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_GRCTX_NVC0_H__
#define __NVKM_GRCTX_NVC0_H__
#include "gf100.h"
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxnv40.h b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxnv40.h
index 50e808e9f926..4d67d90261b8 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxnv40.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxnv40.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_GRCTX_H__
#define __NVKM_GRCTX_H__
#include <core/gpuobj.h>
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpcgf100.fuc3.h b/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpcgf100.fuc3.h
index 12a703fe355d..0323acb739c8 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpcgf100.fuc3.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpcgf100.fuc3.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
static uint32_t gf100_grgpc_data[] = {
/* 0x0000: gpc_mmio_list_head */
0x00000064,
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpcgf117.fuc3.h b/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpcgf117.fuc3.h
index ffbfc51200f1..1bb265917915 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpcgf117.fuc3.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpcgf117.fuc3.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
static uint32_t gf117_grgpc_data[] = {
/* 0x0000: gpc_mmio_list_head */
0x0000006c,
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpcgk104.fuc3.h b/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpcgk104.fuc3.h
index 357f662de571..cf8343a693ba 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpcgk104.fuc3.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpcgk104.fuc3.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
static uint32_t gk104_grgpc_data[] = {
/* 0x0000: gpc_mmio_list_head */
0x0000006c,
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpcgk110.fuc3.h b/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpcgk110.fuc3.h
index 4ffc8212a85c..f4bfa109ed27 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpcgk110.fuc3.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpcgk110.fuc3.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
static uint32_t gk110_grgpc_data[] = {
/* 0x0000: gpc_mmio_list_head */
0x0000006c,
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpcgk208.fuc5.h b/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpcgk208.fuc5.h
index 09196206c9bc..59a3e1b2927f 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpcgk208.fuc5.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpcgk208.fuc5.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
static uint32_t gk208_grgpc_data[] = {
/* 0x0000: gpc_mmio_list_head */
0x0000006c,
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpcgm107.fuc5.h b/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpcgm107.fuc5.h
index 6d7d004363d9..8daa0516704a 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpcgm107.fuc5.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpcgm107.fuc5.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
static uint32_t gm107_grgpc_data[] = {
/* 0x0000: gpc_mmio_list_head */
0x0000006c,
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/hubgf100.fuc3.h b/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/hubgf100.fuc3.h
index 7538404b8b13..cbf2351f8da8 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/hubgf100.fuc3.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/hubgf100.fuc3.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
static uint32_t gf100_grhub_data[] = {
/* 0x0000: hub_mmio_list_head */
0x00000300,
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/hubgf117.fuc3.h b/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/hubgf117.fuc3.h
index ce000a47ec6d..70830036ffee 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/hubgf117.fuc3.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/hubgf117.fuc3.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
static uint32_t gf117_grhub_data[] = {
/* 0x0000: hub_mmio_list_head */
0x00000300,
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/hubgk104.fuc3.h b/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/hubgk104.fuc3.h
index 1f26cb6a233c..7f2fd84d0c3a 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/hubgk104.fuc3.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/hubgk104.fuc3.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
static uint32_t gk104_grhub_data[] = {
/* 0x0000: hub_mmio_list_head */
0x00000300,
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/hubgk110.fuc3.h b/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/hubgk110.fuc3.h
index 70436d93efe3..560063789de8 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/hubgk110.fuc3.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/hubgk110.fuc3.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
static uint32_t gk110_grhub_data[] = {
/* 0x0000: hub_mmio_list_head */
0x00000300,
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/hubgk208.fuc5.h b/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/hubgk208.fuc5.h
index e0933a07426a..71e85784b615 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/hubgk208.fuc5.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/hubgk208.fuc5.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
static uint32_t gk208_grhub_data[] = {
/* 0x0000: hub_mmio_list_head */
0x00000300,
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/hubgm107.fuc5.h b/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/hubgm107.fuc5.h
index 9b432823bcbe..d85eac6d1c61 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/hubgm107.fuc5.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/hubgm107.fuc5.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
static uint32_t gm107_grhub_data[] = {
/* 0x0000: hub_mmio_list_head */
0x00000300,
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/os.h b/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/os.h
index 1718ae4e8224..f87693809c9f 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/os.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/os.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_GRAPH_OS_H__
#define __NVKM_GRAPH_OS_H__
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv10.h b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv10.h
index d7c3d86cc99d..d5a376c4dd0b 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv10.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv10.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NV10_GR_H__
#define __NV10_GR_H__
#include "priv.h"
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv20.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv20.c
index d1dc92999dc0..df2cd864147c 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv20.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv20.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "nv20.h"
#include "regs.h"
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv20.h b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv20.h
index cdf4501e3798..ad7e53bb7c23 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv20.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv20.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NV20_GR_H__
#define __NV20_GR_H__
#define nv20_gr(p) container_of((p), struct nv20_gr, base)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv25.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv25.c
index 6c4a00819b4b..e59a28a26d65 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv25.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv25.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "nv20.h"
#include "regs.h"
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv2a.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv2a.c
index 3cad26dbc2b1..e113b2d4c811 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv2a.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv2a.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "nv20.h"
#include "regs.h"
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv30.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv30.c
index b4e3c50badc7..4aac2c224874 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv30.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv30.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "nv20.h"
#include "regs.h"
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv34.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv34.c
index e7ed04b935cd..301556503e93 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv34.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv34.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "nv20.h"
#include "regs.h"
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv35.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv35.c
index 5e8abacbacc6..5d6926611a5b 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv35.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv35.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "nv20.h"
#include "regs.h"
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv40.h b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv40.h
index 2812ed11f877..89b773233ac5 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv40.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv40.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NV40_GR_H__
#define __NV40_GR_H__
#define nv40_gr(p) container_of((p), struct nv40_gr, base)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv50.h b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv50.h
index 45eec83a5969..567fa4f3e518 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv50.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv50.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NV50_GR_H__
#define __NV50_GR_H__
#define nv50_gr(p) container_of((p), struct nv50_gr, base)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/priv.h b/drivers/gpu/drm/nouveau/nvkm/engine/gr/priv.h
index 2a52d9f026ec..66359c23cbce 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_GR_PRIV_H__
#define __NVKM_GR_PRIV_H__
#define nvkm_gr(p) container_of((p), struct nvkm_gr, engine)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/regs.h b/drivers/gpu/drm/nouveau/nvkm/engine/gr/regs.h
index 90a9873ce522..dc4f936675ac 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/regs.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_GR_REGS_H__
#define __NVKM_GR_REGS_H__
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv31.h b/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv31.h
index d3bb34fcdebf..1ac2b4558bec 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv31.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv31.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NV31_MPEG_H__
#define __NV31_MPEG_H__
#define nv31_mpeg(p) container_of((p), struct nv31_mpeg, engine)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/priv.h b/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/priv.h
index d5753103ff63..26f9d14151e2 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_MPEG_PRIV_H__
#define __NVKM_MPEG_PRIV_H__
#include <engine/mpeg.h>
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/mspdec/priv.h b/drivers/gpu/drm/nouveau/nvkm/engine/mspdec/priv.h
index d518af4bc9de..db305072a82f 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/mspdec/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/mspdec/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_MSPDEC_PRIV_H__
#define __NVKM_MSPDEC_PRIV_H__
#include <engine/mspdec.h>
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/msppp/priv.h b/drivers/gpu/drm/nouveau/nvkm/engine/msppp/priv.h
index 37a91f9d9181..7708e52c9043 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/msppp/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/msppp/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_MSPPP_PRIV_H__
#define __NVKM_MSPPP_PRIV_H__
#include <engine/msppp.h>
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/msvld/priv.h b/drivers/gpu/drm/nouveau/nvkm/engine/msvld/priv.h
index 9dc1da67d929..66c36049abca 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/msvld/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/msvld/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_MSVLD_PRIV_H__
#define __NVKM_MSVLD_PRIV_H__
#include <engine/msvld.h>
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/nvdec/priv.h b/drivers/gpu/drm/nouveau/nvkm/engine/nvdec/priv.h
index 353b94f51205..6c300739f621 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/nvdec/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/nvdec/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_NVDEC_PRIV_H__
#define __NVKM_NVDEC_PRIV_H__
#include <engine/nvdec.h>
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/pm/gf100.h b/drivers/gpu/drm/nouveau/nvkm/engine/pm/gf100.h
index 56d0344853ea..c74fd4557d41 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/pm/gf100.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/pm/gf100.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_PM_NVC0_H__
#define __NVKM_PM_NVC0_H__
#include "priv.h"
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/pm/nv40.h b/drivers/gpu/drm/nouveau/nvkm/engine/pm/nv40.h
index da481abe8f7a..3f37b713936c 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/pm/nv40.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/pm/nv40.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_PM_NV40_H__
#define __NVKM_PM_NV40_H__
#define nv40_pm(p) container_of((p), struct nv40_pm, base)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/pm/priv.h b/drivers/gpu/drm/nouveau/nvkm/engine/pm/priv.h
index d7b81cbf82b5..17240d54b1eb 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/pm/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/pm/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_PM_PRIV_H__
#define __NVKM_PM_PRIV_H__
#define nvkm_pm(p) container_of((p), struct nvkm_pm, engine)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/sec/fuc/g98.fuc0s.h b/drivers/gpu/drm/nouveau/nvkm/engine/sec/fuc/g98.fuc0s.h
index 4b57f8814560..6278a0c5fe83 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/sec/fuc/g98.fuc0s.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/sec/fuc/g98.fuc0s.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
static uint32_t g98_sec_data[] = {
/* 0x0000: ctx_dma */
/* 0x0000: ctx_dma_query */
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/sec2/priv.h b/drivers/gpu/drm/nouveau/nvkm/engine/sec2/priv.h
index 7ecc9d4724dc..2f97c806a79d 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/sec2/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/sec2/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_SEC2_PRIV_H__
#define __NVKM_SEC2_PRIV_H__
#include <engine/sec2.h>
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/sw/chan.h b/drivers/gpu/drm/nouveau/nvkm/engine/sw/chan.h
index 6608bf6c6842..b1fa69314e4a 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/sw/chan.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/sw/chan.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_SW_CHAN_H__
#define __NVKM_SW_CHAN_H__
#define nvkm_sw_chan(p) container_of((p), struct nvkm_sw_chan, object)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/sw/nv50.h b/drivers/gpu/drm/nouveau/nvkm/engine/sw/nv50.h
index 25cdfdef2d46..459afd30a484 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/sw/nv50.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/sw/nv50.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_SW_NV50_H__
#define __NVKM_SW_NV50_H__
#define nv50_sw_chan(p) container_of((p), struct nv50_sw_chan, base)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/sw/nvsw.h b/drivers/gpu/drm/nouveau/nvkm/engine/sw/nvsw.h
index 943ef4c10091..7050a9e49db1 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/sw/nvsw.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/sw/nvsw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_NVSW_H__
#define __NVKM_NVSW_H__
#define nvkm_nvsw(p) container_of((p), struct nvkm_nvsw, object)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/sw/priv.h b/drivers/gpu/drm/nouveau/nvkm/engine/sw/priv.h
index 0ef1318dc2fd..4aca1791abc3 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/sw/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/sw/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_SW_PRIV_H__
#define __NVKM_SW_PRIV_H__
#define nvkm_sw(p) container_of((p), struct nvkm_sw, engine)
diff --git a/drivers/gpu/drm/nouveau/nvkm/falcon/priv.h b/drivers/gpu/drm/nouveau/nvkm/falcon/priv.h
index 97b56f759d0b..d515ad994199 100644
--- a/drivers/gpu/drm/nouveau/nvkm/falcon/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/falcon/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_FALCON_PRIV_H__
#define __NVKM_FALCON_PRIV_H__
#include <engine/falcon.h>
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/gf100.h b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/gf100.h
index 20a5255362ba..9accd7923788 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/gf100.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/gf100.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __GF100_BAR_H__
#define __GF100_BAR_H__
#define gf100_bar(p) container_of((p), struct gf100_bar, base)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.h b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.h
index 1eb764f22a49..ce9ab9110b08 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NV50_BAR_H__
#define __NV50_BAR_H__
#define nv50_bar(p) container_of((p), struct nv50_bar, base)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/priv.h
index d834ef20db5b..63d111c8afd4 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_BAR_PRIV_H__
#define __NVKM_BAR_PRIV_H__
#define nvkm_bar(p) container_of((p), struct nvkm_bar, subdev)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/priv.h
index 7d1d3c6b4b72..33435ca16311 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_BIOS_PRIV_H__
#define __NVKM_BIOS_PRIV_H__
#define nvkm_bios(p) container_of((p), struct nvkm_bios, subdev)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bus/hwsq.h b/drivers/gpu/drm/nouveau/nvkm/subdev/bus/hwsq.h
index 54ec3b131dfd..17ac1812a928 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/bus/hwsq.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bus/hwsq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_BUS_HWSQ_H__
#define __NVKM_BUS_HWSQ_H__
#include <subdev/bus.h>
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bus/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/bus/priv.h
index a130f2c642d5..ef01e569352d 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/bus/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bus/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_BUS_PRIV_H__
#define __NVKM_BUS_PRIV_H__
#define nvkm_bus(p) container_of((p), struct nvkm_bus, subdev)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/gt215.h b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/gt215.h
index 8865b59fe575..1ea886a4301f 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/gt215.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/gt215.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_CLK_NVA3_H__
#define __NVKM_CLK_NVA3_H__
#include "priv.h"
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/nv50.h b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/nv50.h
index d3c7fb6efa16..f134d979d884 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/nv50.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/nv50.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NV50_CLK_H__
#define __NV50_CLK_H__
#define nv50_clk(p) container_of((p), struct nv50_clk, base)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/pll.h b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/pll.h
index 44020a30dee8..9a39f1fd2976 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/pll.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/pll.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_PLL_H__
#define __NVKM_PLL_H__
#include <core/os.h>
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/priv.h
index 51eafc00c8b1..b656177923fb 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_CLK_PRIV_H__
#define __NVKM_CLK_PRIV_H__
#define nvkm_clk(p) container_of((p), struct nvkm_clk, subdev)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/seq.h b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/seq.h
index d717e8b8f679..d0715fe84328 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/seq.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/seq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_CLK_SEQ_H__
#define __NVKM_CLK_SEQ_H__
#include <subdev/bus/hwsq.h>
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv04.h b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv04.h
index 4a87c8c2bce8..b18e49847eee 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv04.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv04.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NV04_DEVINIT_H__
#define __NV04_DEVINIT_H__
#define nv04_devinit(p) container_of((p), struct nv04_devinit, base)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv50.h b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv50.h
index 25d2ae3af1c6..315ebaff1165 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv50.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv50.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NV50_DEVINIT_H__
#define __NV50_DEVINIT_H__
#define nv50_devinit(p) container_of((p), struct nv50_devinit, base)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/priv.h
index e1f6ae58f1d3..5b3097a586dd 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_DEVINIT_PRIV_H__
#define __NVKM_DEVINIT_PRIV_H__
#define nvkm_devinit(p) container_of((p), struct nvkm_devinit, subdev)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.h b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.h
index 412eb89834e8..1756f7b02858 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_RAM_NVC0_H__
#define __NVKM_RAM_NVC0_H__
#define gf100_fb(p) container_of((p), struct gf100_fb, base)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.h b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.h
index faa88c8c66fe..a37758c76268 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_FB_NV50_H__
#define __NVKM_FB_NV50_H__
#define nv50_fb(p) container_of((p), struct nv50_fb, base)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/priv.h
index e905d44fa1d5..8e87b887d4f5 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_FB_PRIV_H__
#define __NVKM_FB_PRIV_H__
#define nvkm_fb(p) container_of((p), struct nvkm_fb, subdev)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ram.h b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ram.h
index fac7e73c3ddf..b2122d261f8d 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ram.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ram.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_FB_RAM_PRIV_H__
#define __NVKM_FB_RAM_PRIV_H__
#include "priv.h"
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramfuc.h b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramfuc.h
index 9ef9d6aa3721..a65fa5586af8 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramfuc.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramfuc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_FBRAM_FUC_H__
#define __NVKM_FBRAM_FUC_H__
#include <subdev/fb.h>
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv40.h b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv40.h
index 8a0524566b48..8549fdf2437c 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv40.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv40.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NV40_FB_RAM_H__
#define __NV40_FB_RAM_H__
#define nv40_ram(p) container_of((p), struct nv40_ram, base)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramseq.h b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramseq.h
index 8df7306d5729..d8f5053e8e2a 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramseq.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramseq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_FBRAM_SEQ_H__
#define __NVKM_FBRAM_SEQ_H__
#include <subdev/bus/hwsq.h>
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/regsnv04.h b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/regsnv04.h
index 1f865f61504e..ad26fcbe9e06 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/regsnv04.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/regsnv04.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_FB_REGS_04_H__
#define __NVKM_FB_REGS_04_H__
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fuse/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/fuse/priv.h
index b0390b540ef5..3a5595a9e457 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/fuse/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fuse/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_FUSE_PRIV_H__
#define __NVKM_FUSE_PRIV_H__
#define nvkm_fuse(p) container_of((p), struct nvkm_fuse, subdev)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gpio/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/gpio/priv.h
index 371bcdbbe0d6..9759f13447bf 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/gpio/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gpio/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_GPIO_PRIV_H__
#define __NVKM_GPIO_PRIV_H__
#define nvkm_gpio(p) container_of((p), struct nvkm_gpio, subdev)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/aux.h b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/aux.h
index 9587ab456d9e..7d56c4ba693c 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/aux.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/aux.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_I2C_AUX_H__
#define __NVKM_I2C_AUX_H__
#include "pad.h"
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/bus.h b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/bus.h
index e1be14c23e54..bea0dd33961e 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/bus.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/bus.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_I2C_BUS_H__
#define __NVKM_I2C_BUS_H__
#include "pad.h"
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/pad.h b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/pad.h
index 316c4536f29a..33f0c809e583 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/pad.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/pad.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_I2C_PAD_H__
#define __NVKM_I2C_PAD_H__
#include <subdev/i2c.h>
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/priv.h
index bf655a66ef40..f476a69b6cb7 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_I2C_PRIV_H__
#define __NVKM_I2C_PRIV_H__
#define nvkm_i2c(p) container_of((p), struct nvkm_i2c, subdev)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/priv.h
index 01caf798cf31..504a6d37ec50 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_IBUS_PRIV_H__
#define __NVKM_IBUS_PRIV_H__
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/iccsense/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/iccsense/priv.h
index e90e0f6ed008..bd599b8252ca 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/iccsense/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/iccsense/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_ICCSENSE_PRIV_H__
#define __NVKM_ICCSENSE_PRIV_H__
#define nvkm_iccsense(p) container_of((p), struct nvkm_iccsense, subdev)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/priv.h
index ace4471864a3..021e7a1f39a1 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_INSTMEM_PRIV_H__
#define __NVKM_INSTMEM_PRIV_H__
#define nvkm_instmem(p) container_of((p), struct nvkm_instmem, subdev)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/priv.h
index 8b95f96e3ffa..e71cc25cc775 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_LTC_PRIV_H__
#define __NVKM_LTC_PRIV_H__
#define nvkm_ltc(p) container_of((p), struct nvkm_ltc, subdev)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mc/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/mc/priv.h
index 3be4126441e4..8869d79c2b59 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/mc/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mc/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_MC_PRIV_H__
#define __NVKM_MC_PRIV_H__
#define nvkm_mc(p) container_of((p), struct nvkm_mc, subdev)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/base.c
index d06ad2c372bf..455da298227f 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/base.c
@@ -241,6 +241,8 @@ nvkm_vm_unmap_pgt(struct nvkm_vm *vm, int big, u32 fpde, u32 lpde)
mmu->func->map_pgt(vpgd->obj, pde, vpgt->mem);
}
+ mmu->func->flush(vm);
+
nvkm_memory_del(&pgt);
}
}
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv04.h b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv04.h
index 363e33b296d5..9c35c43635c2 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv04.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv04.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NV04_MMU_PRIV__
#define __NV04_MMU_PRIV__
#define nv04_mmu(p) container_of((p), struct nv04_mmu, base)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/priv.h
index 27cedc60b507..bf37f313b5bb 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_MMU_PRIV_H__
#define __NVKM_MMU_PRIV_H__
#define nvkm_mmu(p) container_of((p), struct nvkm_mmu, subdev)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mxm/mxms.h b/drivers/gpu/drm/nouveau/nvkm/subdev/mxm/mxms.h
index 333e0c01545a..011a67fe4a8b 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/mxm/mxms.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mxm/mxms.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVMXM_MXMS_H__
#define __NVMXM_MXMS_H__
#include "priv.h"
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mxm/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/mxm/priv.h
index 7d970157aed1..6767c2279e7c 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/mxm/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mxm/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_MXM_PRIV_H__
#define __NVKM_MXM_PRIV_H__
#define nvkm_mxm(p) container_of((p), struct nvkm_mxm, subdev)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/pci/agp.h b/drivers/gpu/drm/nouveau/nvkm/subdev/pci/agp.h
index df2dd08363ad..edb7f00f0de5 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/pci/agp.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/pci/agp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include "priv.h"
#if defined(CONFIG_AGP) || (defined(CONFIG_AGP_MODULE) && defined(MODULE))
#ifndef __NVKM_PCI_AGP_H__
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/pci/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/pci/priv.h
index 86921ec962d6..c17f6063c9ea 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/pci/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/pci/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_PCI_PRIV_H__
#define __NVKM_PCI_PRIV_H__
#define nvkm_pci(p) container_of((p), struct nvkm_pci, subdev)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/fuc/gf100.fuc3.h b/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/fuc/gf100.fuc3.h
index 0bcf0b307a61..53d01fb00a8b 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/fuc/gf100.fuc3.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/fuc/gf100.fuc3.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
static uint32_t gf100_pmu_data[] = {
/* 0x0000: proc_kern */
0x52544e49,
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/fuc/gf119.fuc4.h b/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/fuc/gf119.fuc4.h
index fe8905666c67..e1e981966c2d 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/fuc/gf119.fuc4.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/fuc/gf119.fuc4.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
static uint32_t gf119_pmu_data[] = {
/* 0x0000: proc_kern */
0x52544e49,
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/fuc/gk208.fuc5.h b/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/fuc/gk208.fuc5.h
index 9cf4e6fc724e..c4edbc79e41a 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/fuc/gk208.fuc5.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/fuc/gk208.fuc5.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
static uint32_t gk208_pmu_data[] = {
/* 0x0000: proc_kern */
0x52544e49,
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/fuc/gt215.fuc3.h b/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/fuc/gt215.fuc3.h
index 5d692425b190..6a2572e8945a 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/fuc/gt215.fuc3.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/fuc/gt215.fuc3.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
static uint32_t gt215_pmu_data[] = {
/* 0x0000: proc_kern */
0x52544e49,
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/fuc/os.h b/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/fuc/os.h
index c8b06cb77e72..30d9480b9be5 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/fuc/os.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/fuc/os.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_PWR_OS_H__
#define __NVKM_PWR_OS_H__
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/memx.c b/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/memx.c
index e6f74168238c..11b28b086a06 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/memx.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/memx.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#ifndef __NVKM_PMU_MEMX_H__
#define __NVKM_PMU_MEMX_H__
#include "priv.h"
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/priv.h
index a4c48a10cd47..e9c6f9725afe 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_PMU_PRIV_H__
#define __NVKM_PMU_PRIV_H__
#define nvkm_pmu(p) container_of((p), struct nvkm_pmu, subdev)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/timer/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/timer/priv.h
index f820ca2aeda4..3b8878486faa 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/timer/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/timer/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_TIMER_PRIV_H__
#define __NVKM_TIMER_PRIV_H__
#define nvkm_timer(p) container_of((p), struct nvkm_timer, subdev)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/timer/regsnv04.h b/drivers/gpu/drm/nouveau/nvkm/subdev/timer/regsnv04.h
index 10bef85b485e..23d07f5f44d9 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/timer/regsnv04.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/timer/regsnv04.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define NV04_PTIMER_INTR_0 0x009100
#define NV04_PTIMER_INTR_EN_0 0x009140
#define NV04_PTIMER_NUMERATOR 0x009200
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/top/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/top/priv.h
index adb3ed03d937..4f49b0acaa0e 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/top/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/top/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_TOP_PRIV_H__
#define __NVKM_TOP_PRIV_H__
#define nvkm_top(p) container_of((p), struct nvkm_top, subdev)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/priv.h
index 354bafe4b4e2..1a8ad560321b 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_VOLT_PRIV_H__
#define __NVKM_VOLT_PRIV_H__
#define nvkm_volt(p) container_of((p), struct nvkm_volt, subdev)
diff --git a/drivers/gpu/drm/omapdrm/Makefile b/drivers/gpu/drm/omapdrm/Makefile
index b391be7ecb6c..f115253115c5 100644
--- a/drivers/gpu/drm/omapdrm/Makefile
+++ b/drivers/gpu/drm/omapdrm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the drm device driver. This driver provides support for the
# Direct Rendering Infrastructure (DRI)
diff --git a/drivers/gpu/drm/omapdrm/displays/Makefile b/drivers/gpu/drm/omapdrm/displays/Makefile
index 46baafb1a83e..d99659e1381b 100644
--- a/drivers/gpu/drm/omapdrm/displays/Makefile
+++ b/drivers/gpu/drm/omapdrm/displays/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_DRM_OMAP_ENCODER_OPA362) += encoder-opa362.o
obj-$(CONFIG_DRM_OMAP_ENCODER_TFP410) += encoder-tfp410.o
obj-$(CONFIG_DRM_OMAP_ENCODER_TPD12S015) += encoder-tpd12s015.o
diff --git a/drivers/gpu/drm/omapdrm/dss/Makefile b/drivers/gpu/drm/omapdrm/dss/Makefile
index 142ce5a02542..62d5b4f45420 100644
--- a/drivers/gpu/drm/omapdrm/dss/Makefile
+++ b/drivers/gpu/drm/omapdrm/dss/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_OMAP2_DSS_INIT) += omapdss-boot-init.o
obj-$(CONFIG_OMAP_DSS_BASE) += omapdss-base.o
diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi_common.c b/drivers/gpu/drm/omapdrm/dss/hdmi_common.c
index 4dfb67fe5f6d..3ecde23ac604 100644
--- a/drivers/gpu/drm/omapdrm/dss/hdmi_common.c
+++ b/drivers/gpu/drm/omapdrm/dss/hdmi_common.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define DSS_SUBSYS_NAME "HDMI"
diff --git a/drivers/gpu/drm/panel/Makefile b/drivers/gpu/drm/panel/Makefile
index 9f6610d08b00..d73d3e661cec 100644
--- a/drivers/gpu/drm/panel/Makefile
+++ b/drivers/gpu/drm/panel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_DRM_PANEL_LVDS) += panel-lvds.o
obj-$(CONFIG_DRM_PANEL_SIMPLE) += panel-simple.o
obj-$(CONFIG_DRM_PANEL_INNOLUX_P079ZCA) += panel-innolux-p079zca.o
diff --git a/drivers/gpu/drm/pl111/Makefile b/drivers/gpu/drm/pl111/Makefile
index 59483d610ef5..f2874bbdaa14 100644
--- a/drivers/gpu/drm/pl111/Makefile
+++ b/drivers/gpu/drm/pl111/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
pl111_drm-y += pl111_connector.o \
pl111_display.o \
pl111_drv.o
diff --git a/drivers/gpu/drm/radeon/Makefile b/drivers/gpu/drm/radeon/Makefile
index 4acbb944bcd2..0ad8244b5ccf 100644
--- a/drivers/gpu/drm/radeon/Makefile
+++ b/drivers/gpu/drm/radeon/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the drm device driver. This driver provides support for the
# Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher.
diff --git a/drivers/gpu/drm/radeon/mkregtable.c b/drivers/gpu/drm/radeon/mkregtable.c
index b928c17bdeed..c21d8fa591ef 100644
--- a/drivers/gpu/drm/radeon/mkregtable.c
+++ b/drivers/gpu/drm/radeon/mkregtable.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* utility to create the register check tables
* this includes inlined list.h safe for userspace.
*
diff --git a/drivers/gpu/drm/radeon/r100_track.h b/drivers/gpu/drm/radeon/r100_track.h
index eb40888bdfcc..ad16a925f8d5 100644
--- a/drivers/gpu/drm/radeon/r100_track.h
+++ b/drivers/gpu/drm/radeon/r100_track.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define R100_TRACK_MAX_TEXTURE 3
#define R200_TRACK_MAX_TEXTURE 6
diff --git a/drivers/gpu/drm/radeon/radeon_dp_mst.c b/drivers/gpu/drm/radeon/radeon_dp_mst.c
index ebdf1b859cb6..2917ea1b667e 100644
--- a/drivers/gpu/drm/radeon/radeon_dp_mst.c
+++ b/drivers/gpu/drm/radeon/radeon_dp_mst.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <drm/drmP.h>
#include <drm/drm_dp_mst_helper.h>
diff --git a/drivers/gpu/drm/radeon/radeon_legacy_tv.c b/drivers/gpu/drm/radeon/radeon_legacy_tv.c
index 49750d07ab7d..611cf934b211 100644
--- a/drivers/gpu/drm/radeon/radeon_legacy_tv.c
+++ b/drivers/gpu/drm/radeon/radeon_legacy_tv.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <drm/drmP.h>
#include <drm/drm_crtc_helper.h>
#include "radeon.h"
diff --git a/drivers/gpu/drm/radeon/radeon_trace.h b/drivers/gpu/drm/radeon/radeon_trace.h
index fdce4062901f..db8f079e441e 100644
--- a/drivers/gpu/drm/radeon/radeon_trace.h
+++ b/drivers/gpu/drm/radeon/radeon_trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#if !defined(_RADEON_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
#define _RADEON_TRACE_H_
diff --git a/drivers/gpu/drm/radeon/radeon_trace_points.c b/drivers/gpu/drm/radeon/radeon_trace_points.c
index e51d3575976b..66b3d5084662 100644
--- a/drivers/gpu/drm/radeon/radeon_trace_points.c
+++ b/drivers/gpu/drm/radeon/radeon_trace_points.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Copyright Red Hat Inc 2010.
* Author : Dave Airlie <airlied@redhat.com>
*/
diff --git a/drivers/gpu/drm/rcar-du/Makefile b/drivers/gpu/drm/rcar-du/Makefile
index 2131e722de3b..0cf5c11030e8 100644
--- a/drivers/gpu/drm/rcar-du/Makefile
+++ b/drivers/gpu/drm/rcar-du/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
rcar-du-drm-y := rcar_du_crtc.o \
rcar_du_drv.o \
rcar_du_encoder.o \
diff --git a/drivers/gpu/drm/rockchip/Makefile b/drivers/gpu/drm/rockchip/Makefile
index fa8dc9d9aac2..305409818ffb 100644
--- a/drivers/gpu/drm/rockchip/Makefile
+++ b/drivers/gpu/drm/rockchip/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the drm device driver. This driver provides support for the
# Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher.
diff --git a/drivers/gpu/drm/selftests/drm_mm_selftests.h b/drivers/gpu/drm/selftests/drm_mm_selftests.h
index 37bbdac52896..54acc117550c 100644
--- a/drivers/gpu/drm/selftests/drm_mm_selftests.h
+++ b/drivers/gpu/drm/selftests/drm_mm_selftests.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* List each unit test as selftest(name, function)
*
* The name is used as both an enum and expanded as igt__name to create
diff --git a/drivers/gpu/drm/shmobile/Makefile b/drivers/gpu/drm/shmobile/Makefile
index 4c3eeb355630..861edafed856 100644
--- a/drivers/gpu/drm/shmobile/Makefile
+++ b/drivers/gpu/drm/shmobile/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
shmob-drm-y := shmob_drm_backlight.o \
shmob_drm_crtc.o \
shmob_drm_drv.o \
diff --git a/drivers/gpu/drm/sti/Makefile b/drivers/gpu/drm/sti/Makefile
index c35db12435c3..f203ac5514ae 100644
--- a/drivers/gpu/drm/sti/Makefile
+++ b/drivers/gpu/drm/sti/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
sti-drm-y := \
sti_mixer.o \
sti_gdp.o \
diff --git a/drivers/gpu/drm/sun4i/Makefile b/drivers/gpu/drm/sun4i/Makefile
index 43c753cafc88..55b32368f8fb 100644
--- a/drivers/gpu/drm/sun4i/Makefile
+++ b/drivers/gpu/drm/sun4i/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
sun4i-drm-y += sun4i_drv.o
sun4i-drm-y += sun4i_framebuffer.o
diff --git a/drivers/gpu/drm/tegra/Makefile b/drivers/gpu/drm/tegra/Makefile
index 8927784396e8..46d65d39214d 100644
--- a/drivers/gpu/drm/tegra/Makefile
+++ b/drivers/gpu/drm/tegra/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-$(CONFIG_DRM_TEGRA_DEBUG) += -DDEBUG
tegra-drm-y := \
diff --git a/drivers/gpu/drm/tilcdc/Makefile b/drivers/gpu/drm/tilcdc/Makefile
index 55ebd516728f..b9e1108e5b4e 100644
--- a/drivers/gpu/drm/tilcdc/Makefile
+++ b/drivers/gpu/drm/tilcdc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ifeq (, $(findstring -W,$(EXTRA_CFLAGS)))
ccflags-y += -Werror
endif
diff --git a/drivers/gpu/drm/ttm/Makefile b/drivers/gpu/drm/ttm/Makefile
index 4d0c938ff4b2..a60e560804e0 100644
--- a/drivers/gpu/drm/ttm/Makefile
+++ b/drivers/gpu/drm/ttm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the drm device driver. This driver provides support for the
diff --git a/drivers/gpu/drm/vc4/Makefile b/drivers/gpu/drm/vc4/Makefile
index 25bd5d30415d..837c82757339 100644
--- a/drivers/gpu/drm/vc4/Makefile
+++ b/drivers/gpu/drm/vc4/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Please keep these build lists sorted!
# core driver code
diff --git a/drivers/gpu/drm/virtio/Makefile b/drivers/gpu/drm/virtio/Makefile
index 7684f613bdc3..f29deec83d1f 100644
--- a/drivers/gpu/drm/virtio/Makefile
+++ b/drivers/gpu/drm/virtio/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the drm device driver. This driver provides support for the
# Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher.
diff --git a/drivers/gpu/drm/vmwgfx/Makefile b/drivers/gpu/drm/vmwgfx/Makefile
index a365330bbb82..ad80211e1098 100644
--- a/drivers/gpu/drm/vmwgfx/Makefile
+++ b/drivers/gpu/drm/vmwgfx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
vmwgfx-y := vmwgfx_execbuf.o vmwgfx_gmr.o vmwgfx_kms.o vmwgfx_drv.o \
vmwgfx_fb.o vmwgfx_ioctl.o vmwgfx_resource.o vmwgfx_buffer.o \
vmwgfx_fifo.o vmwgfx_irq.o vmwgfx_ldu.o vmwgfx_ttm_glue.o \
diff --git a/drivers/gpu/drm/vmwgfx/device_include/vm_basic_types.h b/drivers/gpu/drm/vmwgfx/device_include/vm_basic_types.h
index 120eab830eaf..3a195e8106b3 100644
--- a/drivers/gpu/drm/vmwgfx/device_include/vm_basic_types.h
+++ b/drivers/gpu/drm/vmwgfx/device_include/vm_basic_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _VM_BASIC_TYPES_H_
#define _VM_BASIC_TYPES_H_
#include <linux/kernel.h>
diff --git a/drivers/gpu/drm/zte/Makefile b/drivers/gpu/drm/zte/Makefile
index 9df7766a7f9d..b6d966d849dd 100644
--- a/drivers/gpu/drm/zte/Makefile
+++ b/drivers/gpu/drm/zte/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
zxdrm-y := \
zx_drm_drv.o \
zx_hdmi.o \
diff --git a/drivers/gpu/host1x/Makefile b/drivers/gpu/host1x/Makefile
index a1d9974cfcb5..c0b80244158d 100644
--- a/drivers/gpu/host1x/Makefile
+++ b/drivers/gpu/host1x/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
host1x-y = \
bus.o \
syncpt.o \
diff --git a/drivers/gpu/ipu-v3/Makefile b/drivers/gpu/ipu-v3/Makefile
index 8cdf9e4ae772..7cc8b47e488b 100644
--- a/drivers/gpu/ipu-v3/Makefile
+++ b/drivers/gpu/ipu-v3/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_IMX_IPUV3_CORE) += imx-ipu-v3.o
imx-ipu-v3-objs := ipu-common.o ipu-cpmem.o ipu-csi.o ipu-dc.o ipu-di.o \
diff --git a/drivers/gpu/ipu-v3/ipu-common.c b/drivers/gpu/ipu-v3/ipu-common.c
index 6a573d21d3cc..658fa2d3e40c 100644
--- a/drivers/gpu/ipu-v3/ipu-common.c
+++ b/drivers/gpu/ipu-v3/ipu-common.c
@@ -405,6 +405,14 @@ int ipu_idmac_lock_enable(struct ipuv3_channel *channel, int num_bursts)
return -EINVAL;
}
+ /*
+ * IPUv3EX / i.MX51 has a different register layout, and on IPUv3M /
+ * i.MX53 channel arbitration locking doesn't seem to work properly.
+ * Allow enabling the lock feature on IPUv3H / i.MX6 only.
+ */
+ if (bursts && ipu->ipu_type != IPUV3H)
+ return -EINVAL;
+
for (i = 0; i < ARRAY_SIZE(idmac_lock_en_info); i++) {
if (channel->num == idmac_lock_en_info[i].chnum)
break;
diff --git a/drivers/gpu/ipu-v3/ipu-pre.c b/drivers/gpu/ipu-v3/ipu-pre.c
index c35f74c83065..c860a7997cb5 100644
--- a/drivers/gpu/ipu-v3/ipu-pre.c
+++ b/drivers/gpu/ipu-v3/ipu-pre.c
@@ -73,6 +73,14 @@
#define IPU_PRE_STORE_ENG_CTRL_WR_NUM_BYTES(v) ((v & 0x7) << 1)
#define IPU_PRE_STORE_ENG_CTRL_OUTPUT_ACTIVE_BPP(v) ((v & 0x3) << 4)
+#define IPU_PRE_STORE_ENG_STATUS 0x120
+#define IPU_PRE_STORE_ENG_STATUS_STORE_BLOCK_X_MASK 0xffff
+#define IPU_PRE_STORE_ENG_STATUS_STORE_BLOCK_X_SHIFT 0
+#define IPU_PRE_STORE_ENG_STATUS_STORE_BLOCK_Y_MASK 0x3fff
+#define IPU_PRE_STORE_ENG_STATUS_STORE_BLOCK_Y_SHIFT 16
+#define IPU_PRE_STORE_ENG_STATUS_STORE_FIFO_FULL (1 << 30)
+#define IPU_PRE_STORE_ENG_STATUS_STORE_FIELD (1 << 31)
+
#define IPU_PRE_STORE_ENG_SIZE 0x130
#define IPU_PRE_STORE_ENG_SIZE_INPUT_WIDTH(v) ((v & 0xffff) << 0)
#define IPU_PRE_STORE_ENG_SIZE_INPUT_HEIGHT(v) ((v & 0xffff) << 16)
@@ -93,6 +101,7 @@ struct ipu_pre {
dma_addr_t buffer_paddr;
void *buffer_virt;
bool in_use;
+ unsigned int safe_window_end;
};
static DEFINE_MUTEX(ipu_pre_list_mutex);
@@ -160,6 +169,9 @@ void ipu_pre_configure(struct ipu_pre *pre, unsigned int width,
u32 active_bpp = info->cpp[0] >> 1;
u32 val;
+ /* calculate safe window for ctrl register updates */
+ pre->safe_window_end = height - 2;
+
writel(bufaddr, pre->regs + IPU_PRE_CUR_BUF);
writel(bufaddr, pre->regs + IPU_PRE_NEXT_BUF);
@@ -199,7 +211,24 @@ void ipu_pre_configure(struct ipu_pre *pre, unsigned int width,
void ipu_pre_update(struct ipu_pre *pre, unsigned int bufaddr)
{
+ unsigned long timeout = jiffies + msecs_to_jiffies(5);
+ unsigned short current_yblock;
+ u32 val;
+
writel(bufaddr, pre->regs + IPU_PRE_NEXT_BUF);
+
+ do {
+ if (time_after(jiffies, timeout)) {
+ dev_warn(pre->dev, "timeout waiting for PRE safe window\n");
+ return;
+ }
+
+ val = readl(pre->regs + IPU_PRE_STORE_ENG_STATUS);
+ current_yblock =
+ (val >> IPU_PRE_STORE_ENG_STATUS_STORE_BLOCK_Y_SHIFT) &
+ IPU_PRE_STORE_ENG_STATUS_STORE_BLOCK_Y_MASK;
+ } while (current_yblock == 0 || current_yblock >= pre->safe_window_end);
+
writel(IPU_PRE_CTRL_SDW_UPDATE, pre->regs + IPU_PRE_CTRL_SET);
}
diff --git a/drivers/gpu/ipu-v3/ipu-prg.c b/drivers/gpu/ipu-v3/ipu-prg.c
index ecc9ea44dc50..0013ca9f72c8 100644
--- a/drivers/gpu/ipu-v3/ipu-prg.c
+++ b/drivers/gpu/ipu-v3/ipu-prg.c
@@ -14,6 +14,7 @@
#include <drm/drm_fourcc.h>
#include <linux/clk.h>
#include <linux/err.h>
+#include <linux/iopoll.h>
#include <linux/mfd/syscon.h>
#include <linux/mfd/syscon/imx6q-iomuxc-gpr.h>
#include <linux/module.h>
@@ -329,6 +330,12 @@ int ipu_prg_channel_configure(struct ipuv3_channel *ipu_chan,
val = IPU_PRG_REG_UPDATE_REG_UPDATE;
writel(val, prg->regs + IPU_PRG_REG_UPDATE);
+ /* wait for both double buffers to be filled */
+ readl_poll_timeout(prg->regs + IPU_PRG_STATUS, val,
+ (val & IPU_PRG_STATUS_BUFFER0_READY(prg_chan)) &&
+ (val & IPU_PRG_STATUS_BUFFER1_READY(prg_chan)),
+ 5, 1000);
+
clk_disable_unprepare(prg->clk_ipg);
chan->enabled = true;
diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
index 0a3117cc29e7..374301fcbc86 100644
--- a/drivers/hid/Kconfig
+++ b/drivers/hid/Kconfig
@@ -281,6 +281,7 @@ config HID_ELECOM
Support for ELECOM devices:
- BM084 Bluetooth Mouse
- DEFT Trackball (Wired and wireless)
+ - HUGE Trackball (Wired and wireless)
config HID_ELO
tristate "ELO USB 4000/4500 touchscreen"
diff --git a/drivers/hid/Makefile b/drivers/hid/Makefile
index 8659d7e633a5..235bd2a7b333 100644
--- a/drivers/hid/Makefile
+++ b/drivers/hid/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the HID driver
#
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index 9bc91160819b..330ca983828b 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -2032,6 +2032,8 @@ static const struct hid_device_id hid_have_special_driver[] = {
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_BM084) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_DEFT_WIRED) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_DEFT_WIRELESS) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_HUGE_WIRED) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_HUGE_WIRELESS) },
#endif
#if IS_ENABLED(CONFIG_HID_ELO)
{ HID_USB_DEVICE(USB_VENDOR_ID_ELO, 0x0009) },
diff --git a/drivers/hid/hid-elecom.c b/drivers/hid/hid-elecom.c
index e2c7465df69f..54aeea57d209 100644
--- a/drivers/hid/hid-elecom.c
+++ b/drivers/hid/hid-elecom.c
@@ -3,6 +3,7 @@
* Copyright (c) 2010 Richard Nauber <Richard.Nauber@gmail.com>
* Copyright (c) 2016 Yuxuan Shui <yshuiv7@gmail.com>
* Copyright (c) 2017 Diego Elio Pettenò <flameeyes@flameeyes.eu>
+ * Copyright (c) 2017 Alex Manoussakis <amanou@gnu.org>
*/
/*
@@ -32,9 +33,11 @@ static __u8 *elecom_report_fixup(struct hid_device *hdev, __u8 *rdesc,
break;
case USB_DEVICE_ID_ELECOM_DEFT_WIRED:
case USB_DEVICE_ID_ELECOM_DEFT_WIRELESS:
- /* The DEFT trackball has eight buttons, but its descriptor only
- * reports five, disabling the three Fn buttons on the top of
- * the mouse.
+ case USB_DEVICE_ID_ELECOM_HUGE_WIRED:
+ case USB_DEVICE_ID_ELECOM_HUGE_WIRELESS:
+ /* The DEFT/HUGE trackball has eight buttons, but its descriptor
+ * only reports five, disabling the three Fn buttons on the top
+ * of the mouse.
*
* Apply the following diff to the descriptor:
*
@@ -62,7 +65,7 @@ static __u8 *elecom_report_fixup(struct hid_device *hdev, __u8 *rdesc,
* End Collection, End Collection,
*/
if (*rsize == 213 && rdesc[13] == 5 && rdesc[21] == 5) {
- hid_info(hdev, "Fixing up Elecom DEFT Fn buttons\n");
+ hid_info(hdev, "Fixing up Elecom DEFT/HUGE Fn buttons\n");
rdesc[13] = 8; /* Button/Variable Report Count */
rdesc[21] = 8; /* Button/Variable Usage Maximum */
rdesc[29] = 0; /* Button/Constant Report Count */
@@ -76,6 +79,8 @@ static const struct hid_device_id elecom_devices[] = {
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_BM084) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_DEFT_WIRED) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_DEFT_WIRELESS) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_HUGE_WIRED) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_HUGE_WIRELESS) },
{ }
};
MODULE_DEVICE_TABLE(hid, elecom_devices);
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index a98919199858..be2e005c3c51 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -368,6 +368,8 @@
#define USB_DEVICE_ID_ELECOM_BM084 0x0061
#define USB_DEVICE_ID_ELECOM_DEFT_WIRED 0x00fe
#define USB_DEVICE_ID_ELECOM_DEFT_WIRELESS 0x00ff
+#define USB_DEVICE_ID_ELECOM_HUGE_WIRED 0x010c
+#define USB_DEVICE_ID_ELECOM_HUGE_WIRELESS 0x010d
#define USB_VENDOR_ID_DREAM_CHEEKY 0x1d34
#define USB_DEVICE_ID_DREAM_CHEEKY_WN 0x0004
diff --git a/drivers/hid/hid-lg.h b/drivers/hid/hid-lg.h
index 10dd8f024135..3d8902ba1c6c 100644
--- a/drivers/hid/hid-lg.h
+++ b/drivers/hid/hid-lg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __HID_LG_H
#define __HID_LG_H
diff --git a/drivers/hid/hid-lg4ff.h b/drivers/hid/hid-lg4ff.h
index de1f350e0bd3..e5c55d515ac2 100644
--- a/drivers/hid/hid-lg4ff.h
+++ b/drivers/hid/hid-lg4ff.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __HID_LG4FF_H
#define __HID_LG4FF_H
diff --git a/drivers/hid/intel-ish-hid/Makefile b/drivers/hid/intel-ish-hid/Makefile
index 8c08b0b358b1..825b70af672f 100644
--- a/drivers/hid/intel-ish-hid/Makefile
+++ b/drivers/hid/intel-ish-hid/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile - Intel ISH HID drivers
# Copyright (c) 2014-2016, Intel Corporation.
diff --git a/drivers/hid/usbhid/Makefile b/drivers/hid/usbhid/Makefile
index 890f2914a8ff..0ff227d0c033 100644
--- a/drivers/hid/usbhid/Makefile
+++ b/drivers/hid/usbhid/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the USB input drivers
#
diff --git a/drivers/hid/usbhid/hid-core.c b/drivers/hid/usbhid/hid-core.c
index 089bad8a9a21..045b5da9b992 100644
--- a/drivers/hid/usbhid/hid-core.c
+++ b/drivers/hid/usbhid/hid-core.c
@@ -975,6 +975,8 @@ static int usbhid_parse(struct hid_device *hid)
unsigned int rsize = 0;
char *rdesc;
int ret, n;
+ int num_descriptors;
+ size_t offset = offsetof(struct hid_descriptor, desc);
quirks = usbhid_lookup_quirk(le16_to_cpu(dev->descriptor.idVendor),
le16_to_cpu(dev->descriptor.idProduct));
@@ -997,10 +999,18 @@ static int usbhid_parse(struct hid_device *hid)
return -ENODEV;
}
+ if (hdesc->bLength < sizeof(struct hid_descriptor)) {
+ dbg_hid("hid descriptor is too short\n");
+ return -EINVAL;
+ }
+
hid->version = le16_to_cpu(hdesc->bcdHID);
hid->country = hdesc->bCountryCode;
- for (n = 0; n < hdesc->bNumDescriptors; n++)
+ num_descriptors = min_t(int, hdesc->bNumDescriptors,
+ (hdesc->bLength - offset) / sizeof(struct hid_class_descriptor));
+
+ for (n = 0; n < num_descriptors; n++)
if (hdesc->desc[n].bDescriptorType == HID_DT_REPORT)
rsize = le16_to_cpu(hdesc->desc[n].wDescriptorLength);
diff --git a/drivers/hsi/Makefile b/drivers/hsi/Makefile
index 96944783d584..53c3bcdbf1b0 100644
--- a/drivers/hsi/Makefile
+++ b/drivers/hsi/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for HSI
#
diff --git a/drivers/hv/Makefile b/drivers/hv/Makefile
index 39c9b2c08d33..e7b1d796ba2e 100644
--- a/drivers/hv/Makefile
+++ b/drivers/hv/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_HYPERV) += hv_vmbus.o
obj-$(CONFIG_HYPERV_UTILS) += hv_utils.o
obj-$(CONFIG_HYPERV_BALLOON) += hv_balloon.o
diff --git a/drivers/hv/channel.c b/drivers/hv/channel.c
index efd5db743319..894b67ac2cae 100644
--- a/drivers/hv/channel.c
+++ b/drivers/hv/channel.c
@@ -640,6 +640,7 @@ void vmbus_close(struct vmbus_channel *channel)
*/
return;
}
+ mutex_lock(&vmbus_connection.channel_mutex);
/*
* Close all the sub-channels first and then close the
* primary channel.
@@ -648,16 +649,15 @@ void vmbus_close(struct vmbus_channel *channel)
cur_channel = list_entry(cur, struct vmbus_channel, sc_list);
vmbus_close_internal(cur_channel);
if (cur_channel->rescind) {
- mutex_lock(&vmbus_connection.channel_mutex);
- hv_process_channel_removal(cur_channel,
+ hv_process_channel_removal(
cur_channel->offermsg.child_relid);
- mutex_unlock(&vmbus_connection.channel_mutex);
}
}
/*
* Now close the primary.
*/
vmbus_close_internal(channel);
+ mutex_unlock(&vmbus_connection.channel_mutex);
}
EXPORT_SYMBOL_GPL(vmbus_close);
diff --git a/drivers/hv/channel_mgmt.c b/drivers/hv/channel_mgmt.c
index bcbb031f7263..379b0df123be 100644
--- a/drivers/hv/channel_mgmt.c
+++ b/drivers/hv/channel_mgmt.c
@@ -159,7 +159,7 @@ static void vmbus_rescind_cleanup(struct vmbus_channel *channel)
spin_lock_irqsave(&vmbus_connection.channelmsg_lock, flags);
-
+ channel->rescind = true;
list_for_each_entry(msginfo, &vmbus_connection.chn_msg_list,
msglistentry) {
@@ -381,14 +381,21 @@ static void vmbus_release_relid(u32 relid)
true);
}
-void hv_process_channel_removal(struct vmbus_channel *channel, u32 relid)
+void hv_process_channel_removal(u32 relid)
{
unsigned long flags;
- struct vmbus_channel *primary_channel;
+ struct vmbus_channel *primary_channel, *channel;
- BUG_ON(!channel->rescind);
BUG_ON(!mutex_is_locked(&vmbus_connection.channel_mutex));
+ /*
+ * Make sure channel is valid as we may have raced.
+ */
+ channel = relid2channel(relid);
+ if (!channel)
+ return;
+
+ BUG_ON(!channel->rescind);
if (channel->target_cpu != get_cpu()) {
put_cpu();
smp_call_function_single(channel->target_cpu,
@@ -515,6 +522,7 @@ static void vmbus_process_offer(struct vmbus_channel *newchannel)
if (!fnew) {
if (channel->sc_creation_callback != NULL)
channel->sc_creation_callback(newchannel);
+ newchannel->probe_done = true;
return;
}
@@ -834,7 +842,6 @@ static void vmbus_onoffer_rescind(struct vmbus_channel_message_header *hdr)
{
struct vmbus_channel_rescind_offer *rescind;
struct vmbus_channel *channel;
- unsigned long flags;
struct device *dev;
rescind = (struct vmbus_channel_rescind_offer *)hdr;
@@ -873,16 +880,6 @@ static void vmbus_onoffer_rescind(struct vmbus_channel_message_header *hdr)
return;
}
- spin_lock_irqsave(&channel->lock, flags);
- channel->rescind = true;
- spin_unlock_irqrestore(&channel->lock, flags);
-
- /*
- * Now that we have posted the rescind state, perform
- * rescind related cleanup.
- */
- vmbus_rescind_cleanup(channel);
-
/*
* Now wait for offer handling to complete.
*/
@@ -901,6 +898,7 @@ static void vmbus_onoffer_rescind(struct vmbus_channel_message_header *hdr)
if (channel->device_obj) {
if (channel->chn_rescind_callback) {
channel->chn_rescind_callback(channel);
+ vmbus_rescind_cleanup(channel);
return;
}
/*
@@ -909,6 +907,7 @@ static void vmbus_onoffer_rescind(struct vmbus_channel_message_header *hdr)
*/
dev = get_device(&channel->device_obj->device);
if (dev) {
+ vmbus_rescind_cleanup(channel);
vmbus_device_unregister(channel->device_obj);
put_device(dev);
}
@@ -921,16 +920,16 @@ static void vmbus_onoffer_rescind(struct vmbus_channel_message_header *hdr)
* 1. Close all sub-channels first
* 2. Then close the primary channel.
*/
+ mutex_lock(&vmbus_connection.channel_mutex);
+ vmbus_rescind_cleanup(channel);
if (channel->state == CHANNEL_OPEN_STATE) {
/*
* The channel is currently not open;
* it is safe for us to cleanup the channel.
*/
- mutex_lock(&vmbus_connection.channel_mutex);
- hv_process_channel_removal(channel,
- channel->offermsg.child_relid);
- mutex_unlock(&vmbus_connection.channel_mutex);
+ hv_process_channel_removal(rescind->child_relid);
}
+ mutex_unlock(&vmbus_connection.channel_mutex);
}
}
@@ -938,7 +937,10 @@ void vmbus_hvsock_device_unregister(struct vmbus_channel *channel)
{
BUG_ON(!is_hvsock_channel(channel));
- channel->rescind = true;
+ /* We always get a rescind msg when a connection is closed. */
+ while (!READ_ONCE(channel->probe_done) || !READ_ONCE(channel->rescind))
+ msleep(1);
+
vmbus_device_unregister(channel->device_obj);
}
EXPORT_SYMBOL_GPL(vmbus_hvsock_device_unregister);
diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c
index a9d49f6f6501..937801ac2fe0 100644
--- a/drivers/hv/vmbus_drv.c
+++ b/drivers/hv/vmbus_drv.c
@@ -768,8 +768,7 @@ static void vmbus_device_release(struct device *device)
struct vmbus_channel *channel = hv_dev->channel;
mutex_lock(&vmbus_connection.channel_mutex);
- hv_process_channel_removal(channel,
- channel->offermsg.child_relid);
+ hv_process_channel_removal(channel->offermsg.child_relid);
mutex_unlock(&vmbus_connection.channel_mutex);
kfree(hv_dev);
diff --git a/drivers/hwmon/Makefile b/drivers/hwmon/Makefile
index c84d9784be98..23e195a5a2f3 100644
--- a/drivers/hwmon/Makefile
+++ b/drivers/hwmon/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for sensor chip drivers.
#
diff --git a/drivers/hwmon/adt7x10.h b/drivers/hwmon/adt7x10.h
index d491c698529e..21ad15ce3163 100644
--- a/drivers/hwmon/adt7x10.h
+++ b/drivers/hwmon/adt7x10.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __HWMON_ADT7X10_H__
#define __HWMON_ADT7X10_H__
diff --git a/drivers/hwmon/da9052-hwmon.c b/drivers/hwmon/da9052-hwmon.c
index 97a62f5b9ea4..a973eb6a2890 100644
--- a/drivers/hwmon/da9052-hwmon.c
+++ b/drivers/hwmon/da9052-hwmon.c
@@ -477,6 +477,11 @@ static int da9052_hwmon_probe(struct platform_device *pdev)
/* disable touchscreen features */
da9052_reg_write(hwmon->da9052, DA9052_TSI_CONT_A_REG, 0x00);
+ /* Sample every 1ms */
+ da9052_reg_update(hwmon->da9052, DA9052_ADC_CONT_REG,
+ DA9052_ADCCONT_ADCMODE,
+ DA9052_ADCCONT_ADCMODE);
+
err = da9052_request_irq(hwmon->da9052, DA9052_IRQ_TSIREADY,
"tsiready-irq", da9052_tsi_datardy_irq,
hwmon);
diff --git a/drivers/hwmon/pmbus/Makefile b/drivers/hwmon/pmbus/Makefile
index 459a6be3390e..e9364420a512 100644
--- a/drivers/hwmon/pmbus/Makefile
+++ b/drivers/hwmon/pmbus/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for PMBus chip drivers.
#
diff --git a/drivers/hwmon/tmp102.c b/drivers/hwmon/tmp102.c
index 5eafbaada795..dfc40c740d07 100644
--- a/drivers/hwmon/tmp102.c
+++ b/drivers/hwmon/tmp102.c
@@ -268,14 +268,11 @@ static int tmp102_probe(struct i2c_client *client,
return err;
}
- tmp102->ready_time = jiffies;
- if (tmp102->config_orig & TMP102_CONF_SD) {
- /*
- * Mark that we are not ready with data until the first
- * conversion is complete
- */
- tmp102->ready_time += msecs_to_jiffies(CONVERSION_TIME_MS);
- }
+ /*
+ * Mark that we are not ready with data until the first
+ * conversion is complete
+ */
+ tmp102->ready_time = jiffies + msecs_to_jiffies(CONVERSION_TIME_MS);
hwmon_dev = devm_hwmon_device_register_with_info(dev, client->name,
tmp102,
diff --git a/drivers/hwspinlock/Makefile b/drivers/hwspinlock/Makefile
index 14928aa7cc5a..b87c01a506a4 100644
--- a/drivers/hwspinlock/Makefile
+++ b/drivers/hwspinlock/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Generic Hardware Spinlock framework
#
diff --git a/drivers/hwtracing/coresight/Makefile b/drivers/hwtracing/coresight/Makefile
index 5bae90ce794d..61db9dd0d571 100644
--- a/drivers/hwtracing/coresight/Makefile
+++ b/drivers/hwtracing/coresight/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for CoreSight drivers.
#
diff --git a/drivers/hwtracing/intel_th/Makefile b/drivers/hwtracing/intel_th/Makefile
index 81d42fe918f7..880c9b5e8566 100644
--- a/drivers/hwtracing/intel_th/Makefile
+++ b/drivers/hwtracing/intel_th/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_INTEL_TH) += intel_th.o
intel_th-y := core.o
intel_th-$(CONFIG_INTEL_TH_DEBUG) += debug.o
diff --git a/drivers/hwtracing/stm/Makefile b/drivers/hwtracing/stm/Makefile
index 3abd84ce13d4..effc19e5190f 100644
--- a/drivers/hwtracing/stm/Makefile
+++ b/drivers/hwtracing/stm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_STM) += stm_core.o
stm_core-y := core.o policy.o
diff --git a/drivers/i2c/Makefile b/drivers/i2c/Makefile
index 7bb65a4369e1..72c94c60fdd1 100644
--- a/drivers/i2c/Makefile
+++ b/drivers/i2c/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the i2c core.
#
diff --git a/drivers/i2c/busses/Makefile b/drivers/i2c/busses/Makefile
index 47f3ac9a695a..2ce8576540a2 100644
--- a/drivers/i2c/busses/Makefile
+++ b/drivers/i2c/busses/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the i2c bus drivers.
#
diff --git a/drivers/i2c/busses/i2c-imx.c b/drivers/i2c/busses/i2c-imx.c
index 54a47b40546f..f96830ffd9f1 100644
--- a/drivers/i2c/busses/i2c-imx.c
+++ b/drivers/i2c/busses/i2c-imx.c
@@ -1021,7 +1021,7 @@ static int i2c_imx_init_recovery_info(struct imx_i2c_struct *i2c_imx,
}
dev_dbg(&pdev->dev, "using scl-gpio %d and sda-gpio %d for recovery\n",
- rinfo->sda_gpio, rinfo->scl_gpio);
+ rinfo->scl_gpio, rinfo->sda_gpio);
rinfo->prepare_recovery = i2c_imx_prepare_recovery;
rinfo->unprepare_recovery = i2c_imx_unprepare_recovery;
@@ -1100,7 +1100,7 @@ static int i2c_imx_probe(struct platform_device *pdev)
}
/* Request IRQ */
- ret = devm_request_irq(&pdev->dev, irq, i2c_imx_isr, 0,
+ ret = devm_request_irq(&pdev->dev, irq, i2c_imx_isr, IRQF_SHARED,
pdev->name, i2c_imx);
if (ret) {
dev_err(&pdev->dev, "can't claim irq %d\n", irq);
diff --git a/drivers/i2c/busses/i2c-ismt.c b/drivers/i2c/busses/i2c-ismt.c
index 22ffcb73c185..b51adffa4841 100644
--- a/drivers/i2c/busses/i2c-ismt.c
+++ b/drivers/i2c/busses/i2c-ismt.c
@@ -340,12 +340,15 @@ static int ismt_process_desc(const struct ismt_desc *desc,
data->word = dma_buffer[0] | (dma_buffer[1] << 8);
break;
case I2C_SMBUS_BLOCK_DATA:
- case I2C_SMBUS_I2C_BLOCK_DATA:
if (desc->rxbytes != dma_buffer[0] + 1)
return -EMSGSIZE;
memcpy(data->block, dma_buffer, desc->rxbytes);
break;
+ case I2C_SMBUS_I2C_BLOCK_DATA:
+ memcpy(&data->block[1], dma_buffer, desc->rxbytes);
+ data->block[0] = desc->rxbytes;
+ break;
}
return 0;
}
diff --git a/drivers/i2c/busses/i2c-octeon-core.h b/drivers/i2c/busses/i2c-octeon-core.h
index aa3c8f4771c1..a7ef19855bb8 100644
--- a/drivers/i2c/busses/i2c-octeon-core.h
+++ b/drivers/i2c/busses/i2c-octeon-core.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/atomic.h>
#include <linux/clk.h>
#include <linux/delay.h>
diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index 1ebb5e947e0b..23c2ea2baedc 100644
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -360,6 +360,7 @@ static int omap_i2c_init(struct omap_i2c_dev *omap)
unsigned long fclk_rate = 12000000;
unsigned long internal_clk = 0;
struct clk *fclk;
+ int error;
if (omap->rev >= OMAP_I2C_REV_ON_3430_3530) {
/*
@@ -378,6 +379,13 @@ static int omap_i2c_init(struct omap_i2c_dev *omap)
* do this bit unconditionally.
*/
fclk = clk_get(omap->dev, "fck");
+ if (IS_ERR(fclk)) {
+ error = PTR_ERR(fclk);
+ dev_err(omap->dev, "could not get fck: %i\n", error);
+
+ return error;
+ }
+
fclk_rate = clk_get_rate(fclk);
clk_put(fclk);
@@ -410,6 +418,12 @@ static int omap_i2c_init(struct omap_i2c_dev *omap)
else
internal_clk = 4000;
fclk = clk_get(omap->dev, "fck");
+ if (IS_ERR(fclk)) {
+ error = PTR_ERR(fclk);
+ dev_err(omap->dev, "could not get fck: %i\n", error);
+
+ return error;
+ }
fclk_rate = clk_get_rate(fclk) / 1000;
clk_put(fclk);
diff --git a/drivers/i2c/busses/i2c-piix4.c b/drivers/i2c/busses/i2c-piix4.c
index 0ecdb47a23ab..174579d32e5f 100644
--- a/drivers/i2c/busses/i2c-piix4.c
+++ b/drivers/i2c/busses/i2c-piix4.c
@@ -85,6 +85,9 @@
/* SB800 constants */
#define SB800_PIIX4_SMB_IDX 0xcd6
+#define KERNCZ_IMC_IDX 0x3e
+#define KERNCZ_IMC_DATA 0x3f
+
/*
* SB800 port is selected by bits 2:1 of the smb_en register (0x2c)
* or the smb_sel register (0x2e), depending on bit 0 of register 0x2f.
@@ -94,6 +97,12 @@
#define SB800_PIIX4_PORT_IDX_ALT 0x2e
#define SB800_PIIX4_PORT_IDX_SEL 0x2f
#define SB800_PIIX4_PORT_IDX_MASK 0x06
+#define SB800_PIIX4_PORT_IDX_SHIFT 1
+
+/* On kerncz, SmBus0Sel is at bit 20:19 of PMx00 DecodeEn */
+#define SB800_PIIX4_PORT_IDX_KERNCZ 0x02
+#define SB800_PIIX4_PORT_IDX_MASK_KERNCZ 0x18
+#define SB800_PIIX4_PORT_IDX_SHIFT_KERNCZ 3
/* insmod parameters */
@@ -149,6 +158,8 @@ static const struct dmi_system_id piix4_dmi_ibm[] = {
*/
static DEFINE_MUTEX(piix4_mutex_sb800);
static u8 piix4_port_sel_sb800;
+static u8 piix4_port_mask_sb800;
+static u8 piix4_port_shift_sb800;
static const char *piix4_main_port_names_sb800[PIIX4_MAX_ADAPTERS] = {
" port 0", " port 2", " port 3", " port 4"
};
@@ -159,6 +170,7 @@ struct i2c_piix4_adapdata {
/* SB800 */
bool sb800_main;
+ bool notify_imc;
u8 port; /* Port number, shifted */
};
@@ -347,7 +359,19 @@ static int piix4_setup_sb800(struct pci_dev *PIIX4_dev,
/* Find which register is used for port selection */
if (PIIX4_dev->vendor == PCI_VENDOR_ID_AMD) {
- piix4_port_sel_sb800 = SB800_PIIX4_PORT_IDX_ALT;
+ switch (PIIX4_dev->device) {
+ case PCI_DEVICE_ID_AMD_KERNCZ_SMBUS:
+ piix4_port_sel_sb800 = SB800_PIIX4_PORT_IDX_KERNCZ;
+ piix4_port_mask_sb800 = SB800_PIIX4_PORT_IDX_MASK_KERNCZ;
+ piix4_port_shift_sb800 = SB800_PIIX4_PORT_IDX_SHIFT_KERNCZ;
+ break;
+ case PCI_DEVICE_ID_AMD_HUDSON2_SMBUS:
+ default:
+ piix4_port_sel_sb800 = SB800_PIIX4_PORT_IDX_ALT;
+ piix4_port_mask_sb800 = SB800_PIIX4_PORT_IDX_MASK;
+ piix4_port_shift_sb800 = SB800_PIIX4_PORT_IDX_SHIFT;
+ break;
+ }
} else {
mutex_lock(&piix4_mutex_sb800);
outb_p(SB800_PIIX4_PORT_IDX_SEL, SB800_PIIX4_SMB_IDX);
@@ -355,6 +379,8 @@ static int piix4_setup_sb800(struct pci_dev *PIIX4_dev,
piix4_port_sel_sb800 = (port_sel & 0x01) ?
SB800_PIIX4_PORT_IDX_ALT :
SB800_PIIX4_PORT_IDX;
+ piix4_port_mask_sb800 = SB800_PIIX4_PORT_IDX_MASK;
+ piix4_port_shift_sb800 = SB800_PIIX4_PORT_IDX_SHIFT;
mutex_unlock(&piix4_mutex_sb800);
}
@@ -572,6 +598,67 @@ static s32 piix4_access(struct i2c_adapter * adap, u16 addr,
return 0;
}
+static uint8_t piix4_imc_read(uint8_t idx)
+{
+ outb_p(idx, KERNCZ_IMC_IDX);
+ return inb_p(KERNCZ_IMC_DATA);
+}
+
+static void piix4_imc_write(uint8_t idx, uint8_t value)
+{
+ outb_p(idx, KERNCZ_IMC_IDX);
+ outb_p(value, KERNCZ_IMC_DATA);
+}
+
+static int piix4_imc_sleep(void)
+{
+ int timeout = MAX_TIMEOUT;
+
+ if (!request_muxed_region(KERNCZ_IMC_IDX, 2, "smbus_kerncz_imc"))
+ return -EBUSY;
+
+ /* clear response register */
+ piix4_imc_write(0x82, 0x00);
+ /* request ownership flag */
+ piix4_imc_write(0x83, 0xB4);
+ /* kick off IMC Mailbox command 96 */
+ piix4_imc_write(0x80, 0x96);
+
+ while (timeout--) {
+ if (piix4_imc_read(0x82) == 0xfa) {
+ release_region(KERNCZ_IMC_IDX, 2);
+ return 0;
+ }
+ usleep_range(1000, 2000);
+ }
+
+ release_region(KERNCZ_IMC_IDX, 2);
+ return -ETIMEDOUT;
+}
+
+static void piix4_imc_wakeup(void)
+{
+ int timeout = MAX_TIMEOUT;
+
+ if (!request_muxed_region(KERNCZ_IMC_IDX, 2, "smbus_kerncz_imc"))
+ return;
+
+ /* clear response register */
+ piix4_imc_write(0x82, 0x00);
+ /* release ownership flag */
+ piix4_imc_write(0x83, 0xB5);
+ /* kick off IMC Mailbox command 96 */
+ piix4_imc_write(0x80, 0x96);
+
+ while (timeout--) {
+ if (piix4_imc_read(0x82) == 0xfa)
+ break;
+ usleep_range(1000, 2000);
+ }
+
+ release_region(KERNCZ_IMC_IDX, 2);
+}
+
/*
* Handles access to multiple SMBus ports on the SB800.
* The port is selected by bits 2:1 of the smb_en register (0x2c).
@@ -612,12 +699,47 @@ static s32 piix4_access_sb800(struct i2c_adapter *adap, u16 addr,
return -EBUSY;
}
+ /*
+ * Notify the IMC (Integrated Micro Controller) if required.
+ * Among other responsibilities, the IMC is in charge of monitoring
+ * the System fans and temperature sensors, and act accordingly.
+ * All this is done through SMBus and can/will collide
+ * with our transactions if they are long (BLOCK_DATA).
+ * Therefore we need to request the ownership flag during those
+ * transactions.
+ */
+ if ((size == I2C_SMBUS_BLOCK_DATA) && adapdata->notify_imc) {
+ int ret;
+
+ ret = piix4_imc_sleep();
+ switch (ret) {
+ case -EBUSY:
+ dev_warn(&adap->dev,
+ "IMC base address index region 0x%x already in use.\n",
+ KERNCZ_IMC_IDX);
+ break;
+ case -ETIMEDOUT:
+ dev_warn(&adap->dev,
+ "Failed to communicate with the IMC.\n");
+ break;
+ default:
+ break;
+ }
+
+ /* If IMC communication fails do not retry */
+ if (ret) {
+ dev_warn(&adap->dev,
+ "Continuing without IMC notification.\n");
+ adapdata->notify_imc = false;
+ }
+ }
+
outb_p(piix4_port_sel_sb800, SB800_PIIX4_SMB_IDX);
smba_en_lo = inb_p(SB800_PIIX4_SMB_IDX + 1);
port = adapdata->port;
- if ((smba_en_lo & SB800_PIIX4_PORT_IDX_MASK) != port)
- outb_p((smba_en_lo & ~SB800_PIIX4_PORT_IDX_MASK) | port,
+ if ((smba_en_lo & piix4_port_mask_sb800) != port)
+ outb_p((smba_en_lo & ~piix4_port_mask_sb800) | port,
SB800_PIIX4_SMB_IDX + 1);
retval = piix4_access(adap, addr, flags, read_write,
@@ -628,6 +750,9 @@ static s32 piix4_access_sb800(struct i2c_adapter *adap, u16 addr,
/* Release the semaphore */
outb_p(smbslvcnt | 0x20, SMBSLVCNT);
+ if ((size == I2C_SMBUS_BLOCK_DATA) && adapdata->notify_imc)
+ piix4_imc_wakeup();
+
mutex_unlock(&piix4_mutex_sb800);
return retval;
@@ -679,7 +804,7 @@ static struct i2c_adapter *piix4_main_adapters[PIIX4_MAX_ADAPTERS];
static struct i2c_adapter *piix4_aux_adapter;
static int piix4_add_adapter(struct pci_dev *dev, unsigned short smba,
- bool sb800_main, u8 port,
+ bool sb800_main, u8 port, bool notify_imc,
const char *name, struct i2c_adapter **padap)
{
struct i2c_adapter *adap;
@@ -706,7 +831,8 @@ static int piix4_add_adapter(struct pci_dev *dev, unsigned short smba,
adapdata->smba = smba;
adapdata->sb800_main = sb800_main;
- adapdata->port = port << 1;
+ adapdata->port = port << piix4_port_shift_sb800;
+ adapdata->notify_imc = notify_imc;
/* set up the sysfs linkage to our parent device */
adap->dev.parent = &dev->dev;
@@ -728,14 +854,15 @@ static int piix4_add_adapter(struct pci_dev *dev, unsigned short smba,
return 0;
}
-static int piix4_add_adapters_sb800(struct pci_dev *dev, unsigned short smba)
+static int piix4_add_adapters_sb800(struct pci_dev *dev, unsigned short smba,
+ bool notify_imc)
{
struct i2c_piix4_adapdata *adapdata;
int port;
int retval;
for (port = 0; port < PIIX4_MAX_ADAPTERS; port++) {
- retval = piix4_add_adapter(dev, smba, true, port,
+ retval = piix4_add_adapter(dev, smba, true, port, notify_imc,
piix4_main_port_names_sb800[port],
&piix4_main_adapters[port]);
if (retval < 0)
@@ -769,6 +896,7 @@ static int piix4_probe(struct pci_dev *dev, const struct pci_device_id *id)
dev->device == PCI_DEVICE_ID_ATI_SBX00_SMBUS &&
dev->revision >= 0x40) ||
dev->vendor == PCI_VENDOR_ID_AMD) {
+ bool notify_imc = false;
is_sb800 = true;
if (!request_region(SB800_PIIX4_SMB_IDX, 2, "smba_idx")) {
@@ -778,6 +906,20 @@ static int piix4_probe(struct pci_dev *dev, const struct pci_device_id *id)
return -EBUSY;
}
+ if (dev->vendor == PCI_VENDOR_ID_AMD &&
+ dev->device == PCI_DEVICE_ID_AMD_KERNCZ_SMBUS) {
+ u8 imc;
+
+ /*
+ * Detect if IMC is active or not, this method is
+ * described on coreboot's AMD IMC notes
+ */
+ pci_bus_read_config_byte(dev->bus, PCI_DEVFN(0x14, 3),
+ 0x40, &imc);
+ if (imc & 0x80)
+ notify_imc = true;
+ }
+
/* base address location etc changed in SB800 */
retval = piix4_setup_sb800(dev, id, 0);
if (retval < 0) {
@@ -789,7 +931,7 @@ static int piix4_probe(struct pci_dev *dev, const struct pci_device_id *id)
* Try to register multiplexed main SMBus adapter,
* give up if we can't
*/
- retval = piix4_add_adapters_sb800(dev, retval);
+ retval = piix4_add_adapters_sb800(dev, retval, notify_imc);
if (retval < 0) {
release_region(SB800_PIIX4_SMB_IDX, 2);
return retval;
@@ -800,7 +942,7 @@ static int piix4_probe(struct pci_dev *dev, const struct pci_device_id *id)
return retval;
/* Try to register main SMBus adapter, give up if we can't */
- retval = piix4_add_adapter(dev, retval, false, 0, "",
+ retval = piix4_add_adapter(dev, retval, false, 0, false, "",
&piix4_main_adapters[0]);
if (retval < 0)
return retval;
@@ -827,7 +969,7 @@ static int piix4_probe(struct pci_dev *dev, const struct pci_device_id *id)
if (retval > 0) {
/* Try to add the aux adapter if it exists,
* piix4_add_adapter will clean up if this fails */
- piix4_add_adapter(dev, retval, false, 0,
+ piix4_add_adapter(dev, retval, false, 0, false,
is_sb800 ? piix4_aux_port_name_sb800 : "",
&piix4_aux_adapter);
}
diff --git a/drivers/i2c/muxes/Makefile b/drivers/i2c/muxes/Makefile
index 4a67d3199877..6d9d865e8518 100644
--- a/drivers/i2c/muxes/Makefile
+++ b/drivers/i2c/muxes/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for multiplexer I2C chip drivers.
diff --git a/drivers/ide/Makefile b/drivers/ide/Makefile
index 2a8c417d4081..9f617a77970f 100644
--- a/drivers/ide/Makefile
+++ b/drivers/ide/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# link order is important here
#
diff --git a/drivers/ide/ide-acpi.c b/drivers/ide/ide-acpi.c
index 968038482d2f..7d4e5c08f133 100644
--- a/drivers/ide/ide-acpi.c
+++ b/drivers/ide/ide-acpi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Provides ACPI support for IDE drives.
*
diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c
index 81e18f9628d0..a7355ab3bb22 100644
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -1328,6 +1328,7 @@ static int ide_cdrom_prep_fs(struct request_queue *q, struct request *rq)
unsigned long blocks = blk_rq_sectors(rq) / (hard_sect >> 9);
struct scsi_request *req = scsi_req(rq);
+ scsi_req_init(req);
memset(req->cmd, 0, BLK_MAX_CDB);
if (rq_data_dir(rq) == READ)
diff --git a/drivers/ide/ide-cd.h b/drivers/ide/ide-cd.h
index eea60c986c4f..264e822eba58 100644
--- a/drivers/ide/ide-cd.h
+++ b/drivers/ide/ide-cd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1996-98 Erik Andersen
* Copyright (C) 1998-2000 Jens Axboe
diff --git a/drivers/ide/ide-cd_ioctl.c b/drivers/ide/ide-cd_ioctl.c
index 9d26c9737e21..2acca12b9c94 100644
--- a/drivers/ide/ide-cd_ioctl.c
+++ b/drivers/ide/ide-cd_ioctl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* cdrom.c IOCTLs handling for ide-cd driver.
*
diff --git a/drivers/ide/ide-cd_verbose.c b/drivers/ide/ide-cd_verbose.c
index 58a6feb74c02..5ecd5b2f03a3 100644
--- a/drivers/ide/ide-cd_verbose.c
+++ b/drivers/ide/ide-cd_verbose.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Verbose error logging for ATAPI CD/DVD devices.
*
diff --git a/drivers/ide/ide-devsets.c b/drivers/ide/ide-devsets.c
index ef7c8c43a380..4e20747af32e 100644
--- a/drivers/ide/ide-devsets.c
+++ b/drivers/ide/ide-devsets.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/gfp.h>
diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c
index 241983da5fc4..188d1b03715d 100644
--- a/drivers/ide/ide-disk.c
+++ b/drivers/ide/ide-disk.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1994-1998 Linus Torvalds & authors (see below)
* Copyright (C) 1998-2002 Linux ATA Development
diff --git a/drivers/ide/ide-disk.h b/drivers/ide/ide-disk.h
index d511dab7c4aa..0e8cc18bfda6 100644
--- a/drivers/ide/ide-disk.h
+++ b/drivers/ide/ide-disk.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __IDE_DISK_H
#define __IDE_DISK_H
diff --git a/drivers/ide/ide-disk_ioctl.c b/drivers/ide/ide-disk_ioctl.c
index da36f729ff32..2c45616cff4f 100644
--- a/drivers/ide/ide-disk_ioctl.c
+++ b/drivers/ide/ide-disk_ioctl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/ide.h>
#include <linux/hdreg.h>
diff --git a/drivers/ide/ide-disk_proc.c b/drivers/ide/ide-disk_proc.c
index 0d1fae6cba6d..82a36ced4e96 100644
--- a/drivers/ide/ide-disk_proc.c
+++ b/drivers/ide/ide-disk_proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/ide.h>
#include <linux/slab.h>
diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c
index 3ddd88219906..5bd2aafc3753 100644
--- a/drivers/ide/ide-floppy.c
+++ b/drivers/ide/ide-floppy.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* IDE ATAPI floppy driver.
*
diff --git a/drivers/ide/ide-floppy.h b/drivers/ide/ide-floppy.h
index 6dd2beb48434..13c9b4b6d75e 100644
--- a/drivers/ide/ide-floppy.h
+++ b/drivers/ide/ide-floppy.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __IDE_FLOPPY_H
#define __IDE_FLOPPY_H
diff --git a/drivers/ide/ide-floppy_ioctl.c b/drivers/ide/ide-floppy_ioctl.c
index a22ca8467010..40a2ebe34e1d 100644
--- a/drivers/ide/ide-floppy_ioctl.c
+++ b/drivers/ide/ide-floppy_ioctl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ide-floppy IOCTLs handling.
*/
diff --git a/drivers/ide/ide-floppy_proc.c b/drivers/ide/ide-floppy_proc.c
index e7a25ea757df..471457ebea67 100644
--- a/drivers/ide/ide-floppy_proc.c
+++ b/drivers/ide/ide-floppy_proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/export.h>
#include <linux/ide.h>
diff --git a/drivers/ide/ide-gd.h b/drivers/ide/ide-gd.h
index 55970772bd04..af3fe1880e9e 100644
--- a/drivers/ide/ide-gd.h
+++ b/drivers/ide/ide-gd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __IDE_GD_H
#define __IDE_GD_H
diff --git a/drivers/ide/ide-park.c b/drivers/ide/ide-park.c
index 1f264d5d3f3f..6465bcc7cea6 100644
--- a/drivers/ide/ide-park.c
+++ b/drivers/ide/ide-park.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/gfp.h>
#include <linux/ide.h>
diff --git a/drivers/ide/ide-pio-blacklist.c b/drivers/ide/ide-pio-blacklist.c
index 40e683a84ff9..1fd24798e5c9 100644
--- a/drivers/ide/ide-pio-blacklist.c
+++ b/drivers/ide/ide-pio-blacklist.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* PIO blacklist. Some drives incorrectly report their maximal PIO mode,
* at least in respect to CMD640. Here we keep info on some known drives.
diff --git a/drivers/ide/ide-pm.c b/drivers/ide/ide-pm.c
index 544f02d673ca..dccdca9eda38 100644
--- a/drivers/ide/ide-pm.c
+++ b/drivers/ide/ide-pm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/gfp.h>
#include <linux/ide.h>
diff --git a/drivers/ide/ide-sysfs.c b/drivers/ide/ide-sysfs.c
index 84a6a9e08d64..b9dfeb2e8bd6 100644
--- a/drivers/ide/ide-sysfs.c
+++ b/drivers/ide/ide-sysfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/ide.h>
diff --git a/drivers/ide/qd65xx.h b/drivers/ide/qd65xx.h
index 1fba2a5f281c..01a43ab45e0e 100644
--- a/drivers/ide/qd65xx.h
+++ b/drivers/ide/qd65xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2000 Linus Torvalds & authors
*/
diff --git a/drivers/idle/intel_idle.c b/drivers/idle/intel_idle.c
index 5dc7ea4b6bc4..f0b06b14e782 100644
--- a/drivers/idle/intel_idle.c
+++ b/drivers/idle/intel_idle.c
@@ -913,15 +913,16 @@ static __cpuidle int intel_idle(struct cpuidle_device *dev,
struct cpuidle_state *state = &drv->states[index];
unsigned long eax = flg2MWAIT(state->flags);
unsigned int cstate;
+ int cpu = smp_processor_id();
cstate = (((eax) >> MWAIT_SUBSTATE_SIZE) & MWAIT_CSTATE_MASK) + 1;
/*
- * NB: if CPUIDLE_FLAG_TLB_FLUSHED is set, this idle transition
- * will probably flush the TLB. It's not guaranteed to flush
- * the TLB, though, so it's not clear that we can do anything
- * useful with this knowledge.
+ * leave_mm() to avoid costly and often unnecessary wakeups
+ * for flushing the user TLB's associated with the active mm.
*/
+ if (state->flags & CPUIDLE_FLAG_TLB_FLUSHED)
+ leave_mm(cpu);
if (!(lapic_timer_reliable_states & (1 << (cstate))))
tick_broadcast_enter();
diff --git a/drivers/iio/Makefile b/drivers/iio/Makefile
index 93c769cd99bf..b16b2e9ddc40 100644
--- a/drivers/iio/Makefile
+++ b/drivers/iio/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the industrial I/O core.
#
diff --git a/drivers/iio/accel/Makefile b/drivers/iio/accel/Makefile
index 31fba1974e95..703e7c21f547 100644
--- a/drivers/iio/accel/Makefile
+++ b/drivers/iio/accel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for industrial I/O accelerometer drivers
#
diff --git a/drivers/iio/accel/bmc150-accel.h b/drivers/iio/accel/bmc150-accel.h
index 38a8b11f8c19..ae6118ae11b1 100644
--- a/drivers/iio/accel/bmc150-accel.h
+++ b/drivers/iio/accel/bmc150-accel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BMC150_ACCEL_H_
#define _BMC150_ACCEL_H_
diff --git a/drivers/iio/accel/kxsd9-i2c.c b/drivers/iio/accel/kxsd9-i2c.c
index 95e20855d2ef..98fbb628d5bd 100644
--- a/drivers/iio/accel/kxsd9-i2c.c
+++ b/drivers/iio/accel/kxsd9-i2c.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/device.h>
#include <linux/kernel.h>
#include <linux/module.h>
diff --git a/drivers/iio/accel/kxsd9.h b/drivers/iio/accel/kxsd9.h
index 7e8a28168310..5e3ca212f5be 100644
--- a/drivers/iio/accel/kxsd9.h
+++ b/drivers/iio/accel/kxsd9.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/device.h>
#include <linux/kernel.h>
diff --git a/drivers/iio/adc/Kconfig b/drivers/iio/adc/Kconfig
index 57625653fcb6..1d13bf03c758 100644
--- a/drivers/iio/adc/Kconfig
+++ b/drivers/iio/adc/Kconfig
@@ -243,6 +243,8 @@ config DA9150_GPADC
config DLN2_ADC
tristate "Diolan DLN-2 ADC driver support"
depends on MFD_DLN2
+ select IIO_BUFFER
+ select IIO_TRIGGERED_BUFFER
help
Say yes here to build support for Diolan DLN-2 ADC.
diff --git a/drivers/iio/adc/Makefile b/drivers/iio/adc/Makefile
index 9874e05f52d7..9572c1090f35 100644
--- a/drivers/iio/adc/Makefile
+++ b/drivers/iio/adc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for IIO ADC drivers
#
diff --git a/drivers/iio/adc/at91-sama5d2_adc.c b/drivers/iio/adc/at91-sama5d2_adc.c
index bc5b38e3a147..a70ef7fec95f 100644
--- a/drivers/iio/adc/at91-sama5d2_adc.c
+++ b/drivers/iio/adc/at91-sama5d2_adc.c
@@ -225,6 +225,7 @@ struct at91_adc_trigger {
char *name;
unsigned int trgmod_value;
unsigned int edge_type;
+ bool hw_trig;
};
struct at91_adc_state {
@@ -254,16 +255,25 @@ static const struct at91_adc_trigger at91_adc_trigger_list[] = {
.name = "external_rising",
.trgmod_value = AT91_SAMA5D2_TRGR_TRGMOD_EXT_TRIG_RISE,
.edge_type = IRQ_TYPE_EDGE_RISING,
+ .hw_trig = true,
},
{
.name = "external_falling",
.trgmod_value = AT91_SAMA5D2_TRGR_TRGMOD_EXT_TRIG_FALL,
.edge_type = IRQ_TYPE_EDGE_FALLING,
+ .hw_trig = true,
},
{
.name = "external_any",
.trgmod_value = AT91_SAMA5D2_TRGR_TRGMOD_EXT_TRIG_ANY,
.edge_type = IRQ_TYPE_EDGE_BOTH,
+ .hw_trig = true,
+ },
+ {
+ .name = "software",
+ .trgmod_value = AT91_SAMA5D2_TRGR_TRGMOD_NO_TRIGGER,
+ .edge_type = IRQ_TYPE_NONE,
+ .hw_trig = false,
},
};
@@ -597,7 +607,7 @@ static int at91_adc_probe(struct platform_device *pdev)
struct at91_adc_state *st;
struct resource *res;
int ret, i;
- u32 edge_type;
+ u32 edge_type = IRQ_TYPE_NONE;
indio_dev = devm_iio_device_alloc(&pdev->dev, sizeof(*st));
if (!indio_dev)
@@ -641,14 +651,14 @@ static int at91_adc_probe(struct platform_device *pdev)
ret = of_property_read_u32(pdev->dev.of_node,
"atmel,trigger-edge-type", &edge_type);
if (ret) {
- dev_err(&pdev->dev,
- "invalid or missing value for atmel,trigger-edge-type\n");
- return ret;
+ dev_dbg(&pdev->dev,
+ "atmel,trigger-edge-type not specified, only software trigger available\n");
}
st->selected_trig = NULL;
- for (i = 0; i < AT91_SAMA5D2_HW_TRIG_CNT; i++)
+ /* find the right trigger, or no trigger at all */
+ for (i = 0; i < AT91_SAMA5D2_HW_TRIG_CNT + 1; i++)
if (at91_adc_trigger_list[i].edge_type == edge_type) {
st->selected_trig = &at91_adc_trigger_list[i];
break;
@@ -717,24 +727,27 @@ static int at91_adc_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, indio_dev);
- ret = at91_adc_buffer_init(indio_dev);
- if (ret < 0) {
- dev_err(&pdev->dev, "couldn't initialize the buffer.\n");
- goto per_clk_disable_unprepare;
- }
+ if (st->selected_trig->hw_trig) {
+ ret = at91_adc_buffer_init(indio_dev);
+ if (ret < 0) {
+ dev_err(&pdev->dev, "couldn't initialize the buffer.\n");
+ goto per_clk_disable_unprepare;
+ }
- ret = at91_adc_trigger_init(indio_dev);
- if (ret < 0) {
- dev_err(&pdev->dev, "couldn't setup the triggers.\n");
- goto per_clk_disable_unprepare;
+ ret = at91_adc_trigger_init(indio_dev);
+ if (ret < 0) {
+ dev_err(&pdev->dev, "couldn't setup the triggers.\n");
+ goto per_clk_disable_unprepare;
+ }
}
ret = iio_device_register(indio_dev);
if (ret < 0)
goto per_clk_disable_unprepare;
- dev_info(&pdev->dev, "setting up trigger as %s\n",
- st->selected_trig->name);
+ if (st->selected_trig->hw_trig)
+ dev_info(&pdev->dev, "setting up trigger as %s\n",
+ st->selected_trig->name);
dev_info(&pdev->dev, "version: %x\n",
readl_relaxed(st->base + AT91_SAMA5D2_VERSION));
diff --git a/drivers/iio/adc/qcom-vadc-common.c b/drivers/iio/adc/qcom-vadc-common.c
index 102fc51b10aa..47d24ae5462f 100644
--- a/drivers/iio/adc/qcom-vadc-common.c
+++ b/drivers/iio/adc/qcom-vadc-common.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/bug.h>
#include <linux/kernel.h>
#include <linux/bitops.h>
diff --git a/drivers/iio/adc/qcom-vadc-common.h b/drivers/iio/adc/qcom-vadc-common.h
index 63c872a70adc..1d5354ff5c72 100644
--- a/drivers/iio/adc/qcom-vadc-common.h
+++ b/drivers/iio/adc/qcom-vadc-common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Code shared between the different Qualcomm PMIC voltage ADCs
*/
diff --git a/drivers/iio/buffer/Makefile b/drivers/iio/buffer/Makefile
index 85beaae831ae..95f9f41c58b7 100644
--- a/drivers/iio/buffer/Makefile
+++ b/drivers/iio/buffer/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the industrial I/O buffer implementations
#
diff --git a/drivers/iio/common/Makefile b/drivers/iio/common/Makefile
index 6fa760e1bdd5..4bc30bb548e2 100644
--- a/drivers/iio/common/Makefile
+++ b/drivers/iio/common/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the IIO common modules.
# Common modules contains modules, which can be shared among multiple
diff --git a/drivers/iio/common/ssp_sensors/ssp_iio_sensor.h b/drivers/iio/common/ssp_sensors/ssp_iio_sensor.h
index 541c6590d69c..4528ab55eb68 100644
--- a/drivers/iio/common/ssp_sensors/ssp_iio_sensor.h
+++ b/drivers/iio/common/ssp_sensors/ssp_iio_sensor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SSP_IIO_SENSOR_H__
#define __SSP_IIO_SENSOR_H__
diff --git a/drivers/iio/common/st_sensors/Makefile b/drivers/iio/common/st_sensors/Makefile
index 9f3e24f3024b..f7fb3b79b64c 100644
--- a/drivers/iio/common/st_sensors/Makefile
+++ b/drivers/iio/common/st_sensors/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the STMicroelectronics sensor common modules.
#
diff --git a/drivers/iio/common/st_sensors/st_sensors_core.h b/drivers/iio/common/st_sensors/st_sensors_core.h
index cd88098ff6f1..e8894be55660 100644
--- a/drivers/iio/common/st_sensors/st_sensors_core.h
+++ b/drivers/iio/common/st_sensors/st_sensors_core.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Local functions in the ST Sensors core
*/
diff --git a/drivers/iio/dac/Makefile b/drivers/iio/dac/Makefile
index 603587cc2f07..993511ba4b17 100644
--- a/drivers/iio/dac/Makefile
+++ b/drivers/iio/dac/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for industrial I/O DAC drivers
#
diff --git a/drivers/iio/dummy/Makefile b/drivers/iio/dummy/Makefile
index 0765e93d7804..f14fe20f365c 100644
--- a/drivers/iio/dummy/Makefile
+++ b/drivers/iio/dummy/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the IIO Dummy Driver
#
diff --git a/drivers/iio/dummy/iio_dummy_evgen.h b/drivers/iio/dummy/iio_dummy_evgen.h
index d044b946e74a..e0bf64fe9d67 100644
--- a/drivers/iio/dummy/iio_dummy_evgen.h
+++ b/drivers/iio/dummy/iio_dummy_evgen.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _IIO_DUMMY_EVGEN_H_
#define _IIO_DUMMY_EVGEN_H_
diff --git a/drivers/iio/dummy/iio_simple_dummy_events.c b/drivers/iio/dummy/iio_simple_dummy_events.c
index ed63ffd849f8..7ec2a0bb0807 100644
--- a/drivers/iio/dummy/iio_simple_dummy_events.c
+++ b/drivers/iio/dummy/iio_simple_dummy_events.c
@@ -72,6 +72,7 @@ int iio_simple_dummy_write_event_config(struct iio_dev *indio_dev,
st->event_en = state;
else
return -EINVAL;
+ break;
default:
return -EINVAL;
}
diff --git a/drivers/iio/gyro/Makefile b/drivers/iio/gyro/Makefile
index f0e149a606b0..295ec780c4eb 100644
--- a/drivers/iio/gyro/Makefile
+++ b/drivers/iio/gyro/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for industrial I/O gyroscope sensor drivers
#
diff --git a/drivers/iio/gyro/bmg160.h b/drivers/iio/gyro/bmg160.h
index 72db723c8fb6..6bcff6562249 100644
--- a/drivers/iio/gyro/bmg160.h
+++ b/drivers/iio/gyro/bmg160.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BMG160_H_
#define BMG160_H_
diff --git a/drivers/iio/gyro/mpu3050.h b/drivers/iio/gyro/mpu3050.h
index bef87a714dc5..835b0249c376 100644
--- a/drivers/iio/gyro/mpu3050.h
+++ b/drivers/iio/gyro/mpu3050.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/iio/iio.h>
#include <linux/mutex.h>
#include <linux/regmap.h>
diff --git a/drivers/iio/humidity/Makefile b/drivers/iio/humidity/Makefile
index be0dedeb8f3c..ae4204995017 100644
--- a/drivers/iio/humidity/Makefile
+++ b/drivers/iio/humidity/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for IIO humidity sensor drivers
#
diff --git a/drivers/iio/imu/Makefile b/drivers/iio/imu/Makefile
index 8b563c3323b5..68629c68b19b 100644
--- a/drivers/iio/imu/Makefile
+++ b/drivers/iio/imu/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for Inertial Measurement Units
#
diff --git a/drivers/iio/imu/adis16400_buffer.c b/drivers/iio/imu/adis16400_buffer.c
index 90c24a23c679..e70a5339acb1 100644
--- a/drivers/iio/imu/adis16400_buffer.c
+++ b/drivers/iio/imu/adis16400_buffer.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/interrupt.h>
#include <linux/mutex.h>
#include <linux/kernel.h>
diff --git a/drivers/iio/imu/bmi160/bmi160.h b/drivers/iio/imu/bmi160/bmi160.h
index d2ae6ed70271..e7b11e74fd1d 100644
--- a/drivers/iio/imu/bmi160/bmi160.h
+++ b/drivers/iio/imu/bmi160/bmi160.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BMI160_H_
#define BMI160_H_
diff --git a/drivers/iio/imu/inv_mpu6050/Makefile b/drivers/iio/imu/inv_mpu6050/Makefile
index 734af5e6cef9..70ffe0d13d8c 100644
--- a/drivers/iio/imu/inv_mpu6050/Makefile
+++ b/drivers/iio/imu/inv_mpu6050/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for Invensense MPU6050 device.
#
diff --git a/drivers/iio/light/Makefile b/drivers/iio/light/Makefile
index fa32fa459e2e..c263469b7ce9 100644
--- a/drivers/iio/light/Makefile
+++ b/drivers/iio/light/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for IIO Light sensors
#
diff --git a/drivers/iio/magnetometer/Makefile b/drivers/iio/magnetometer/Makefile
index b86d6cb7f285..664b2f866472 100644
--- a/drivers/iio/magnetometer/Makefile
+++ b/drivers/iio/magnetometer/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for industrial I/O Magnetometer sensor drivers
#
diff --git a/drivers/iio/magnetometer/bmc150_magn.h b/drivers/iio/magnetometer/bmc150_magn.h
index 9a8e26812ca8..3b69232afd2c 100644
--- a/drivers/iio/magnetometer/bmc150_magn.h
+++ b/drivers/iio/magnetometer/bmc150_magn.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BMC150_MAGN_H_
#define _BMC150_MAGN_H_
diff --git a/drivers/iio/potentiometer/Makefile b/drivers/iio/potentiometer/Makefile
index 2260d40e0936..1afd1e70f8cc 100644
--- a/drivers/iio/potentiometer/Makefile
+++ b/drivers/iio/potentiometer/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for industrial I/O potentiometer drivers
#
diff --git a/drivers/iio/pressure/Makefile b/drivers/iio/pressure/Makefile
index 838642789389..c2058d7b2f93 100644
--- a/drivers/iio/pressure/Makefile
+++ b/drivers/iio/pressure/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for industrial I/O pressure drivers
#
diff --git a/drivers/iio/pressure/bmp280-regmap.c b/drivers/iio/pressure/bmp280-regmap.c
index 6807113ec09f..08c00ac32bda 100644
--- a/drivers/iio/pressure/bmp280-regmap.c
+++ b/drivers/iio/pressure/bmp280-regmap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/device.h>
#include <linux/module.h>
#include <linux/regmap.h>
diff --git a/drivers/iio/pressure/bmp280.h b/drivers/iio/pressure/bmp280.h
index 61347438b779..eda50ef65706 100644
--- a/drivers/iio/pressure/bmp280.h
+++ b/drivers/iio/pressure/bmp280.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/bitops.h>
#include <linux/device.h>
#include <linux/regmap.h>
diff --git a/drivers/iio/pressure/zpa2326.c b/drivers/iio/pressure/zpa2326.c
index ebfb1de7377f..91431454eb85 100644
--- a/drivers/iio/pressure/zpa2326.c
+++ b/drivers/iio/pressure/zpa2326.c
@@ -865,7 +865,6 @@ complete:
static int zpa2326_wait_oneshot_completion(const struct iio_dev *indio_dev,
struct zpa2326_private *private)
{
- int ret;
unsigned int val;
long timeout;
@@ -887,14 +886,11 @@ static int zpa2326_wait_oneshot_completion(const struct iio_dev *indio_dev,
/* Timed out. */
zpa2326_warn(indio_dev, "no one shot interrupt occurred (%ld)",
timeout);
- ret = -ETIME;
- } else if (timeout < 0) {
- zpa2326_warn(indio_dev,
- "wait for one shot interrupt cancelled");
- ret = -ERESTARTSYS;
+ return -ETIME;
}
- return ret;
+ zpa2326_warn(indio_dev, "wait for one shot interrupt cancelled");
+ return -ERESTARTSYS;
}
static int zpa2326_init_managed_irq(struct device *parent,
diff --git a/drivers/iio/proximity/Makefile b/drivers/iio/proximity/Makefile
index ed1b6f4cc209..ad6686391f08 100644
--- a/drivers/iio/proximity/Makefile
+++ b/drivers/iio/proximity/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for IIO proximity sensors
#
diff --git a/drivers/iio/proximity/as3935.c b/drivers/iio/proximity/as3935.c
index 0eeff29b61be..4a48b7ba3a1c 100644
--- a/drivers/iio/proximity/as3935.c
+++ b/drivers/iio/proximity/as3935.c
@@ -39,8 +39,12 @@
#define AS3935_AFE_GAIN_MAX 0x1F
#define AS3935_AFE_PWR_BIT BIT(0)
+#define AS3935_NFLWDTH 0x01
+#define AS3935_NFLWDTH_MASK 0x7f
+
#define AS3935_INT 0x03
#define AS3935_INT_MASK 0x0f
+#define AS3935_DISTURB_INT BIT(2)
#define AS3935_EVENT_INT BIT(3)
#define AS3935_NOISE_INT BIT(0)
@@ -48,6 +52,7 @@
#define AS3935_DATA_MASK 0x3F
#define AS3935_TUNE_CAP 0x08
+#define AS3935_DEFAULTS 0x3C
#define AS3935_CALIBRATE 0x3D
#define AS3935_READ_DATA BIT(14)
@@ -62,7 +67,9 @@ struct as3935_state {
struct mutex lock;
struct delayed_work work;
+ unsigned long noise_tripped;
u32 tune_cap;
+ u32 nflwdth_reg;
u8 buffer[16]; /* 8-bit data + 56-bit padding + 64-bit timestamp */
u8 buf[2] ____cacheline_aligned;
};
@@ -145,12 +152,29 @@ static ssize_t as3935_sensor_sensitivity_store(struct device *dev,
return len;
}
+static ssize_t as3935_noise_level_tripped_show(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct as3935_state *st = iio_priv(dev_to_iio_dev(dev));
+ int ret;
+
+ mutex_lock(&st->lock);
+ ret = sprintf(buf, "%d\n", !time_after(jiffies, st->noise_tripped + HZ));
+ mutex_unlock(&st->lock);
+
+ return ret;
+}
+
static IIO_DEVICE_ATTR(sensor_sensitivity, S_IRUGO | S_IWUSR,
as3935_sensor_sensitivity_show, as3935_sensor_sensitivity_store, 0);
+static IIO_DEVICE_ATTR(noise_level_tripped, S_IRUGO,
+ as3935_noise_level_tripped_show, NULL, 0);
static struct attribute *as3935_attributes[] = {
&iio_dev_attr_sensor_sensitivity.dev_attr.attr,
+ &iio_dev_attr_noise_level_tripped.dev_attr.attr,
NULL,
};
@@ -246,7 +270,11 @@ static void as3935_event_work(struct work_struct *work)
case AS3935_EVENT_INT:
iio_trigger_poll_chained(st->trig);
break;
+ case AS3935_DISTURB_INT:
case AS3935_NOISE_INT:
+ mutex_lock(&st->lock);
+ st->noise_tripped = jiffies;
+ mutex_unlock(&st->lock);
dev_warn(&st->spi->dev, "noise level is too high\n");
break;
}
@@ -269,15 +297,14 @@ static irqreturn_t as3935_interrupt_handler(int irq, void *private)
static void calibrate_as3935(struct as3935_state *st)
{
- /* mask disturber interrupt bit */
- as3935_write(st, AS3935_INT, BIT(5));
-
+ as3935_write(st, AS3935_DEFAULTS, 0x96);
as3935_write(st, AS3935_CALIBRATE, 0x96);
as3935_write(st, AS3935_TUNE_CAP,
BIT(5) | (st->tune_cap / TUNE_CAP_DIV));
mdelay(2);
as3935_write(st, AS3935_TUNE_CAP, (st->tune_cap / TUNE_CAP_DIV));
+ as3935_write(st, AS3935_NFLWDTH, st->nflwdth_reg);
}
#ifdef CONFIG_PM_SLEEP
@@ -370,6 +397,15 @@ static int as3935_probe(struct spi_device *spi)
return -EINVAL;
}
+ ret = of_property_read_u32(np,
+ "ams,nflwdth", &st->nflwdth_reg);
+ if (!ret && st->nflwdth_reg > AS3935_NFLWDTH_MASK) {
+ dev_err(&spi->dev,
+ "invalid nflwdth setting of %d\n",
+ st->nflwdth_reg);
+ return -EINVAL;
+ }
+
indio_dev->dev.parent = &spi->dev;
indio_dev->name = spi_get_device_id(spi)->name;
indio_dev->channels = as3935_channels;
@@ -384,6 +420,7 @@ static int as3935_probe(struct spi_device *spi)
return -ENOMEM;
st->trig = trig;
+ st->noise_tripped = jiffies - HZ;
trig->dev.parent = indio_dev->dev.parent;
iio_trigger_set_drvdata(trig, indio_dev);
trig->ops = &iio_interrupt_trigger_ops;
diff --git a/drivers/iio/temperature/Makefile b/drivers/iio/temperature/Makefile
index ad1d668de546..34bd9023727b 100644
--- a/drivers/iio/temperature/Makefile
+++ b/drivers/iio/temperature/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for industrial I/O temperature drivers
#
diff --git a/drivers/iio/trigger/Makefile b/drivers/iio/trigger/Makefile
index 0a72a2a76cb2..f3d11acb8a0b 100644
--- a/drivers/iio/trigger/Makefile
+++ b/drivers/iio/trigger/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for triggers not associated with iio-devices
#
diff --git a/drivers/infiniband/core/Makefile b/drivers/infiniband/core/Makefile
index b4df164f71a6..9c0a2b5c834e 100644
--- a/drivers/infiniband/core/Makefile
+++ b/drivers/infiniband/core/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
infiniband-$(CONFIG_INFINIBAND_ADDR_TRANS) := rdma_cm.o
user_access-$(CONFIG_INFINIBAND_ADDR_TRANS) := rdma_ucm.o
diff --git a/drivers/infiniband/core/netlink.c b/drivers/infiniband/core/netlink.c
index b12e58787c3d..1fb72c356e36 100644
--- a/drivers/infiniband/core/netlink.c
+++ b/drivers/infiniband/core/netlink.c
@@ -175,13 +175,24 @@ static int rdma_nl_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh,
!netlink_capable(skb, CAP_NET_ADMIN))
return -EPERM;
+ /*
+ * LS responses overload the 0x100 (NLM_F_ROOT) flag. Don't
+ * mistakenly call the .dump() function.
+ */
+ if (index == RDMA_NL_LS) {
+ if (cb_table[op].doit)
+ return cb_table[op].doit(skb, nlh, extack);
+ return -EINVAL;
+ }
/* FIXME: Convert IWCM to properly handle doit callbacks */
if ((nlh->nlmsg_flags & NLM_F_DUMP) || index == RDMA_NL_RDMA_CM ||
index == RDMA_NL_IWCM) {
struct netlink_dump_control c = {
.dump = cb_table[op].dump,
};
- return netlink_dump_start(nls, skb, nlh, &c);
+ if (c.dump)
+ return netlink_dump_start(nls, skb, nlh, &c);
+ return -EINVAL;
}
if (cb_table[op].doit)
diff --git a/drivers/infiniband/core/nldev.c b/drivers/infiniband/core/nldev.c
index 3ba24c428c3b..2fae850a3eff 100644
--- a/drivers/infiniband/core/nldev.c
+++ b/drivers/infiniband/core/nldev.c
@@ -214,7 +214,9 @@ static int nldev_port_get_doit(struct sk_buff *skb, struct nlmsghdr *nlh,
err = nlmsg_parse(nlh, 0, tb, RDMA_NLDEV_ATTR_MAX - 1,
nldev_policy, extack);
- if (err || !tb[RDMA_NLDEV_ATTR_PORT_INDEX])
+ if (err ||
+ !tb[RDMA_NLDEV_ATTR_DEV_INDEX] ||
+ !tb[RDMA_NLDEV_ATTR_PORT_INDEX])
return -EINVAL;
index = nla_get_u32(tb[RDMA_NLDEV_ATTR_DEV_INDEX]);
diff --git a/drivers/infiniband/hw/Makefile b/drivers/infiniband/hw/Makefile
index 34c93abf0fe0..e4f31c1be8f7 100644
--- a/drivers/infiniband/hw/Makefile
+++ b/drivers/infiniband/hw/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_INFINIBAND_MTHCA) += mthca/
obj-$(CONFIG_INFINIBAND_QIB) += qib/
obj-$(CONFIG_INFINIBAND_CXGB3) += cxgb3/
diff --git a/drivers/infiniband/hw/bnxt_re/Makefile b/drivers/infiniband/hw/bnxt_re/Makefile
index afbaa0e20670..6e3bc25cc140 100644
--- a/drivers/infiniband/hw/bnxt_re/Makefile
+++ b/drivers/infiniband/hw/bnxt_re/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-y := -Idrivers/net/ethernet/broadcom/bnxt
obj-$(CONFIG_INFINIBAND_BNXT_RE) += bnxt_re.o
diff --git a/drivers/infiniband/hw/cxgb3/Makefile b/drivers/infiniband/hw/cxgb3/Makefile
index 2761364185af..2c66d35d19bd 100644
--- a/drivers/infiniband/hw/cxgb3/Makefile
+++ b/drivers/infiniband/hw/cxgb3/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-y := -Idrivers/net/ethernet/chelsio/cxgb3
obj-$(CONFIG_INFINIBAND_CXGB3) += iw_cxgb3.o
diff --git a/drivers/infiniband/hw/hfi1/Makefile b/drivers/infiniband/hw/hfi1/Makefile
index 66d538c033b0..ce4010bad982 100644
--- a/drivers/infiniband/hw/hfi1/Makefile
+++ b/drivers/infiniband/hw/hfi1/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# HFI driver
#
diff --git a/drivers/infiniband/hw/i40iw/Makefile b/drivers/infiniband/hw/i40iw/Makefile
index 90068c03d217..5a8a7a3f28ae 100644
--- a/drivers/infiniband/hw/i40iw/Makefile
+++ b/drivers/infiniband/hw/i40iw/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-y := -Idrivers/net/ethernet/intel/i40e
obj-$(CONFIG_INFINIBAND_I40IW) += i40iw.o
diff --git a/drivers/infiniband/hw/mthca/Makefile b/drivers/infiniband/hw/mthca/Makefile
index e388d95d0cf1..3a09e9ffd634 100644
--- a/drivers/infiniband/hw/mthca/Makefile
+++ b/drivers/infiniband/hw/mthca/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_INFINIBAND_MTHCA) += ib_mthca.o
ib_mthca-y := mthca_main.o mthca_cmd.o mthca_profile.o mthca_reset.o \
diff --git a/drivers/infiniband/hw/qib/Makefile b/drivers/infiniband/hw/qib/Makefile
index 79ebd79e8405..80ffab88fbca 100644
--- a/drivers/infiniband/hw/qib/Makefile
+++ b/drivers/infiniband/hw/qib/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_INFINIBAND_QIB) += ib_qib.o
ib_qib-y := qib_diag.o qib_driver.o qib_eeprom.o \
diff --git a/drivers/infiniband/hw/usnic/Makefile b/drivers/infiniband/hw/usnic/Makefile
index 99fb2db47cd5..94ae7a1a6950 100644
--- a/drivers/infiniband/hw/usnic/Makefile
+++ b/drivers/infiniband/hw/usnic/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-y := -Idrivers/net/ethernet/cisco/enic
obj-$(CONFIG_INFINIBAND_USNIC)+= usnic_verbs.o
diff --git a/drivers/infiniband/sw/rxe/Makefile b/drivers/infiniband/sw/rxe/Makefile
index 3f12beb7076f..66af72dca759 100644
--- a/drivers/infiniband/sw/rxe/Makefile
+++ b/drivers/infiniband/sw/rxe/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_RDMA_RXE) += rdma_rxe.o
rdma_rxe-y := \
diff --git a/drivers/infiniband/ulp/Makefile b/drivers/infiniband/ulp/Makefile
index c28af1823a2d..437813c7b481 100644
--- a/drivers/infiniband/ulp/Makefile
+++ b/drivers/infiniband/ulp/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_INFINIBAND_IPOIB) += ipoib/
obj-$(CONFIG_INFINIBAND_SRP) += srp/
obj-$(CONFIG_INFINIBAND_SRPT) += srpt/
diff --git a/drivers/infiniband/ulp/ipoib/Makefile b/drivers/infiniband/ulp/ipoib/Makefile
index e5430dd50764..6ece857ed262 100644
--- a/drivers/infiniband/ulp/ipoib/Makefile
+++ b/drivers/infiniband/ulp/ipoib/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_INFINIBAND_IPOIB) += ib_ipoib.o
ib_ipoib-y := ipoib_main.o \
diff --git a/drivers/infiniband/ulp/isert/ib_isert.h b/drivers/infiniband/ulp/isert/ib_isert.h
index 87d994de8c91..d6fd248320ae 100644
--- a/drivers/infiniband/ulp/isert/ib_isert.h
+++ b/drivers/infiniband/ulp/isert/ib_isert.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/socket.h>
#include <linux/in.h>
#include <linux/in6.h>
diff --git a/drivers/input/Makefile b/drivers/input/Makefile
index 595820bbabe9..40de6a7be641 100644
--- a/drivers/input/Makefile
+++ b/drivers/input/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the input core drivers.
#
diff --git a/drivers/input/gameport/Makefile b/drivers/input/gameport/Makefile
index b6f6097bd8c4..73ad8fe4db79 100644
--- a/drivers/input/gameport/Makefile
+++ b/drivers/input/gameport/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the gameport drivers.
#
diff --git a/drivers/input/input.c b/drivers/input/input.c
index d268fdc23c64..762bfb9487dc 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -933,58 +933,52 @@ int input_set_keycode(struct input_dev *dev,
}
EXPORT_SYMBOL(input_set_keycode);
+bool input_match_device_id(const struct input_dev *dev,
+ const struct input_device_id *id)
+{
+ if (id->flags & INPUT_DEVICE_ID_MATCH_BUS)
+ if (id->bustype != dev->id.bustype)
+ return false;
+
+ if (id->flags & INPUT_DEVICE_ID_MATCH_VENDOR)
+ if (id->vendor != dev->id.vendor)
+ return false;
+
+ if (id->flags & INPUT_DEVICE_ID_MATCH_PRODUCT)
+ if (id->product != dev->id.product)
+ return false;
+
+ if (id->flags & INPUT_DEVICE_ID_MATCH_VERSION)
+ if (id->version != dev->id.version)
+ return false;
+
+ if (!bitmap_subset(id->evbit, dev->evbit, EV_MAX) ||
+ !bitmap_subset(id->keybit, dev->keybit, KEY_MAX) ||
+ !bitmap_subset(id->relbit, dev->relbit, REL_MAX) ||
+ !bitmap_subset(id->absbit, dev->absbit, ABS_MAX) ||
+ !bitmap_subset(id->mscbit, dev->mscbit, MSC_MAX) ||
+ !bitmap_subset(id->ledbit, dev->ledbit, LED_MAX) ||
+ !bitmap_subset(id->sndbit, dev->sndbit, SND_MAX) ||
+ !bitmap_subset(id->ffbit, dev->ffbit, FF_MAX) ||
+ !bitmap_subset(id->swbit, dev->swbit, SW_MAX) ||
+ !bitmap_subset(id->propbit, dev->propbit, INPUT_PROP_MAX)) {
+ return false;
+ }
+
+ return true;
+}
+EXPORT_SYMBOL(input_match_device_id);
+
static const struct input_device_id *input_match_device(struct input_handler *handler,
struct input_dev *dev)
{
const struct input_device_id *id;
for (id = handler->id_table; id->flags || id->driver_info; id++) {
-
- if (id->flags & INPUT_DEVICE_ID_MATCH_BUS)
- if (id->bustype != dev->id.bustype)
- continue;
-
- if (id->flags & INPUT_DEVICE_ID_MATCH_VENDOR)
- if (id->vendor != dev->id.vendor)
- continue;
-
- if (id->flags & INPUT_DEVICE_ID_MATCH_PRODUCT)
- if (id->product != dev->id.product)
- continue;
-
- if (id->flags & INPUT_DEVICE_ID_MATCH_VERSION)
- if (id->version != dev->id.version)
- continue;
-
- if (!bitmap_subset(id->evbit, dev->evbit, EV_MAX))
- continue;
-
- if (!bitmap_subset(id->keybit, dev->keybit, KEY_MAX))
- continue;
-
- if (!bitmap_subset(id->relbit, dev->relbit, REL_MAX))
- continue;
-
- if (!bitmap_subset(id->absbit, dev->absbit, ABS_MAX))
- continue;
-
- if (!bitmap_subset(id->mscbit, dev->mscbit, MSC_MAX))
- continue;
-
- if (!bitmap_subset(id->ledbit, dev->ledbit, LED_MAX))
- continue;
-
- if (!bitmap_subset(id->sndbit, dev->sndbit, SND_MAX))
- continue;
-
- if (!bitmap_subset(id->ffbit, dev->ffbit, FF_MAX))
- continue;
-
- if (!bitmap_subset(id->swbit, dev->swbit, SW_MAX))
- continue;
-
- if (!handler->match || handler->match(handler, dev))
+ if (input_match_device_id(dev, id) &&
+ (!handler->match || handler->match(handler, dev))) {
return id;
+ }
}
return NULL;
diff --git a/drivers/input/joydev.c b/drivers/input/joydev.c
index 29d677c714d2..7b29a8944039 100644
--- a/drivers/input/joydev.c
+++ b/drivers/input/joydev.c
@@ -747,6 +747,68 @@ static void joydev_cleanup(struct joydev *joydev)
input_close_device(handle);
}
+/*
+ * These codes are copied from from hid-ids.h, unfortunately there is no common
+ * usb_ids/bt_ids.h header.
+ */
+#define USB_VENDOR_ID_SONY 0x054c
+#define USB_DEVICE_ID_SONY_PS3_CONTROLLER 0x0268
+#define USB_DEVICE_ID_SONY_PS4_CONTROLLER 0x05c4
+#define USB_DEVICE_ID_SONY_PS4_CONTROLLER_2 0x09cc
+#define USB_DEVICE_ID_SONY_PS4_CONTROLLER_DONGLE 0x0ba0
+
+#define USB_VENDOR_ID_THQ 0x20d6
+#define USB_DEVICE_ID_THQ_PS3_UDRAW 0xcb17
+
+#define ACCEL_DEV(vnd, prd) \
+ { \
+ .flags = INPUT_DEVICE_ID_MATCH_VENDOR | \
+ INPUT_DEVICE_ID_MATCH_PRODUCT | \
+ INPUT_DEVICE_ID_MATCH_PROPBIT, \
+ .vendor = (vnd), \
+ .product = (prd), \
+ .propbit = { BIT_MASK(INPUT_PROP_ACCELEROMETER) }, \
+ }
+
+static const struct input_device_id joydev_blacklist[] = {
+ /* Avoid touchpads and touchscreens */
+ {
+ .flags = INPUT_DEVICE_ID_MATCH_EVBIT |
+ INPUT_DEVICE_ID_MATCH_KEYBIT,
+ .evbit = { BIT_MASK(EV_KEY) },
+ .keybit = { [BIT_WORD(BTN_TOUCH)] = BIT_MASK(BTN_TOUCH) },
+ },
+ /* Avoid tablets, digitisers and similar devices */
+ {
+ .flags = INPUT_DEVICE_ID_MATCH_EVBIT |
+ INPUT_DEVICE_ID_MATCH_KEYBIT,
+ .evbit = { BIT_MASK(EV_KEY) },
+ .keybit = { [BIT_WORD(BTN_DIGI)] = BIT_MASK(BTN_DIGI) },
+ },
+ /* Disable accelerometers on composite devices */
+ ACCEL_DEV(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER),
+ ACCEL_DEV(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER),
+ ACCEL_DEV(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER_2),
+ ACCEL_DEV(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER_DONGLE),
+ ACCEL_DEV(USB_VENDOR_ID_THQ, USB_DEVICE_ID_THQ_PS3_UDRAW),
+ { /* sentinel */ }
+};
+
+static bool joydev_dev_is_blacklisted(struct input_dev *dev)
+{
+ const struct input_device_id *id;
+
+ for (id = joydev_blacklist; id->flags; id++) {
+ if (input_match_device_id(dev, id)) {
+ dev_dbg(&dev->dev,
+ "joydev: blacklisting '%s'\n", dev->name);
+ return true;
+ }
+ }
+
+ return false;
+}
+
static bool joydev_dev_is_absolute_mouse(struct input_dev *dev)
{
DECLARE_BITMAP(jd_scratch, KEY_CNT);
@@ -807,12 +869,8 @@ static bool joydev_dev_is_absolute_mouse(struct input_dev *dev)
static bool joydev_match(struct input_handler *handler, struct input_dev *dev)
{
- /* Avoid touchpads and touchscreens */
- if (test_bit(EV_KEY, dev->evbit) && test_bit(BTN_TOUCH, dev->keybit))
- return false;
-
- /* Avoid tablets, digitisers and similar devices */
- if (test_bit(EV_KEY, dev->evbit) && test_bit(BTN_DIGI, dev->keybit))
+ /* Disable blacklisted devices */
+ if (joydev_dev_is_blacklisted(dev))
return false;
/* Avoid absolute mice */
diff --git a/drivers/input/joystick/Makefile b/drivers/input/joystick/Makefile
index 496fd56b3f1b..67651efda2e1 100644
--- a/drivers/input/joystick/Makefile
+++ b/drivers/input/joystick/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the input core drivers.
#
diff --git a/drivers/input/keyboard/Makefile b/drivers/input/keyboard/Makefile
index d2338bacdad1..526e68294e6e 100644
--- a/drivers/input/keyboard/Makefile
+++ b/drivers/input/keyboard/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the input core drivers.
#
diff --git a/drivers/input/keyboard/tca8418_keypad.c b/drivers/input/keyboard/tca8418_keypad.c
index e37e335e406f..6da607d3b811 100644
--- a/drivers/input/keyboard/tca8418_keypad.c
+++ b/drivers/input/keyboard/tca8418_keypad.c
@@ -234,14 +234,7 @@ static irqreturn_t tca8418_irq_handler(int irq, void *dev_id)
static int tca8418_configure(struct tca8418_keypad *keypad_data,
u32 rows, u32 cols)
{
- int reg, error;
-
- /* Write config register, if this fails assume device not present */
- error = tca8418_write_byte(keypad_data, REG_CFG,
- CFG_INT_CFG | CFG_OVR_FLOW_IEN | CFG_KE_IEN);
- if (error < 0)
- return -ENODEV;
-
+ int reg, error = 0;
/* Assemble a mask for row and column registers */
reg = ~(~0 << rows);
@@ -257,6 +250,12 @@ static int tca8418_configure(struct tca8418_keypad *keypad_data,
error |= tca8418_write_byte(keypad_data, REG_DEBOUNCE_DIS2, reg >> 8);
error |= tca8418_write_byte(keypad_data, REG_DEBOUNCE_DIS3, reg >> 16);
+ if (error)
+ return error;
+
+ error = tca8418_write_byte(keypad_data, REG_CFG,
+ CFG_INT_CFG | CFG_OVR_FLOW_IEN | CFG_KE_IEN);
+
return error;
}
@@ -268,6 +267,7 @@ static int tca8418_keypad_probe(struct i2c_client *client,
struct input_dev *input;
u32 rows = 0, cols = 0;
int error, row_shift, max_keys;
+ u8 reg;
/* Check i2c driver capabilities */
if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE)) {
@@ -301,10 +301,10 @@ static int tca8418_keypad_probe(struct i2c_client *client,
keypad_data->client = client;
keypad_data->row_shift = row_shift;
- /* Initialize the chip or fail if chip isn't present */
- error = tca8418_configure(keypad_data, rows, cols);
- if (error < 0)
- return error;
+ /* Read key lock register, if this fails assume device not present */
+ error = tca8418_read_byte(keypad_data, REG_KEY_LCK_EC, &reg);
+ if (error)
+ return -ENODEV;
/* Configure input device */
input = devm_input_allocate_device(dev);
@@ -340,6 +340,11 @@ static int tca8418_keypad_probe(struct i2c_client *client,
return error;
}
+ /* Initialize the chip */
+ error = tca8418_configure(keypad_data, rows, cols);
+ if (error < 0)
+ return error;
+
error = input_register_device(input);
if (error) {
dev_err(dev, "Unable to register input device, error: %d\n",
diff --git a/drivers/input/misc/Makefile b/drivers/input/misc/Makefile
index 03fd4262ada9..4b6118d313fe 100644
--- a/drivers/input/misc/Makefile
+++ b/drivers/input/misc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the input misc drivers.
#
diff --git a/drivers/input/misc/axp20x-pek.c b/drivers/input/misc/axp20x-pek.c
index 6cee5adc3b5c..debeeaeb8812 100644
--- a/drivers/input/misc/axp20x-pek.c
+++ b/drivers/input/misc/axp20x-pek.c
@@ -403,6 +403,7 @@ static const struct platform_device_id axp_pek_id_match[] = {
},
{ /* sentinel */ }
};
+MODULE_DEVICE_TABLE(platform, axp_pek_id_match);
static struct platform_driver axp20x_pek_driver = {
.probe = axp20x_pek_probe,
@@ -417,4 +418,3 @@ module_platform_driver(axp20x_pek_driver);
MODULE_DESCRIPTION("axp20x Power Button");
MODULE_AUTHOR("Carlo Caione <carlo@caione.org>");
MODULE_LICENSE("GPL");
-MODULE_ALIAS("platform:axp20x-pek");
diff --git a/drivers/input/misc/ims-pcu.c b/drivers/input/misc/ims-pcu.c
index 6bf82ea8c918..ae473123583b 100644
--- a/drivers/input/misc/ims-pcu.c
+++ b/drivers/input/misc/ims-pcu.c
@@ -1635,13 +1635,25 @@ ims_pcu_get_cdc_union_desc(struct usb_interface *intf)
return NULL;
}
- while (buflen > 0) {
+ while (buflen >= sizeof(*union_desc)) {
union_desc = (struct usb_cdc_union_desc *)buf;
+ if (union_desc->bLength > buflen) {
+ dev_err(&intf->dev, "Too large descriptor\n");
+ return NULL;
+ }
+
if (union_desc->bDescriptorType == USB_DT_CS_INTERFACE &&
union_desc->bDescriptorSubType == USB_CDC_UNION_TYPE) {
dev_dbg(&intf->dev, "Found union header\n");
- return union_desc;
+
+ if (union_desc->bLength >= sizeof(*union_desc))
+ return union_desc;
+
+ dev_err(&intf->dev,
+ "Union descriptor to short (%d vs %zd\n)",
+ union_desc->bLength, sizeof(*union_desc));
+ return NULL;
}
buflen -= union_desc->bLength;
diff --git a/drivers/input/mouse/Makefile b/drivers/input/mouse/Makefile
index 56bf0ad877c6..e49f08565076 100644
--- a/drivers/input/mouse/Makefile
+++ b/drivers/input/mouse/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the mouse drivers.
#
diff --git a/drivers/input/mouse/byd.h b/drivers/input/mouse/byd.h
index d6c120cf36cd..8cb90d904186 100644
--- a/drivers/input/mouse/byd.h
+++ b/drivers/input/mouse/byd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BYD_H
#define _BYD_H
diff --git a/drivers/input/mouse/cypress_ps2.h b/drivers/input/mouse/cypress_ps2.h
index 81f68aaed7c8..1eaddd818004 100644
--- a/drivers/input/mouse/cypress_ps2.h
+++ b/drivers/input/mouse/cypress_ps2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CYPRESS_PS2_H
#define _CYPRESS_PS2_H
diff --git a/drivers/input/mouse/elan_i2c_core.c b/drivers/input/mouse/elan_i2c_core.c
index 0e761d079dc4..6d6b092e2da9 100644
--- a/drivers/input/mouse/elan_i2c_core.c
+++ b/drivers/input/mouse/elan_i2c_core.c
@@ -1258,6 +1258,7 @@ static const struct acpi_device_id elan_acpi_id[] = {
{ "ELAN0605", 0 },
{ "ELAN0609", 0 },
{ "ELAN060B", 0 },
+ { "ELAN0611", 0 },
{ "ELAN1000", 0 },
{ }
};
diff --git a/drivers/input/mouse/hgpk.h b/drivers/input/mouse/hgpk.h
index dd686771cfe0..98b7b384229b 100644
--- a/drivers/input/mouse/hgpk.h
+++ b/drivers/input/mouse/hgpk.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* OLPC HGPK (XO-1) touchpad PS/2 mouse driver
*/
diff --git a/drivers/input/mouse/psmouse.h b/drivers/input/mouse/psmouse.h
index 38855e425f01..8cd453808cc7 100644
--- a/drivers/input/mouse/psmouse.h
+++ b/drivers/input/mouse/psmouse.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PSMOUSE_H
#define _PSMOUSE_H
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index 5af0b7d200bc..ee5466a374bf 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -1709,8 +1709,7 @@ static int synaptics_create_intertouch(struct psmouse *psmouse,
.sensor_pdata = {
.sensor_type = rmi_sensor_touchpad,
.axis_align.flip_y = true,
- /* to prevent cursors jumps: */
- .kernel_tracking = true,
+ .kernel_tracking = false,
.topbuttonpad = topbuttonpad,
},
.f30_data = {
diff --git a/drivers/input/rmi4/Makefile b/drivers/input/rmi4/Makefile
index 9aaac3dd8613..f17631656987 100644
--- a/drivers/input/rmi4/Makefile
+++ b/drivers/input/rmi4/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_RMI4_CORE) += rmi_core.o
rmi_core-y := rmi_bus.o rmi_driver.o rmi_f01.o
diff --git a/drivers/input/rmi4/rmi_f30.c b/drivers/input/rmi4/rmi_f30.c
index 34dfee555b20..82e0f0d43d55 100644
--- a/drivers/input/rmi4/rmi_f30.c
+++ b/drivers/input/rmi4/rmi_f30.c
@@ -232,9 +232,10 @@ static int rmi_f30_map_gpios(struct rmi_function *fn,
unsigned int trackstick_button = BTN_LEFT;
bool button_mapped = false;
int i;
+ int button_count = min_t(u8, f30->gpioled_count, TRACKSTICK_RANGE_END);
f30->gpioled_key_map = devm_kcalloc(&fn->dev,
- f30->gpioled_count,
+ button_count,
sizeof(f30->gpioled_key_map[0]),
GFP_KERNEL);
if (!f30->gpioled_key_map) {
@@ -242,7 +243,7 @@ static int rmi_f30_map_gpios(struct rmi_function *fn,
return -ENOMEM;
}
- for (i = 0; i < f30->gpioled_count; i++) {
+ for (i = 0; i < button_count; i++) {
if (!rmi_f30_is_valid_button(i, f30->ctrl))
continue;
diff --git a/drivers/input/serio/Makefile b/drivers/input/serio/Makefile
index 767bd9b6e1ed..a3ca07621542 100644
--- a/drivers/input/serio/Makefile
+++ b/drivers/input/serio/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the input core drivers.
#
diff --git a/drivers/input/serio/i8042-sparcio.h b/drivers/input/serio/i8042-sparcio.h
index 6231d63860ee..796289846204 100644
--- a/drivers/input/serio/i8042-sparcio.h
+++ b/drivers/input/serio/i8042-sparcio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _I8042_SPARCIO_H
#define _I8042_SPARCIO_H
diff --git a/drivers/input/sparse-keymap.c b/drivers/input/sparse-keymap.c
index bb0349fa64bc..fd03e55768c9 100644
--- a/drivers/input/sparse-keymap.c
+++ b/drivers/input/sparse-keymap.c
@@ -255,6 +255,7 @@ void sparse_keymap_report_entry(struct input_dev *dev, const struct key_entry *k
case KE_VSW:
input_report_switch(dev, ke->sw.code, value);
+ input_sync(dev);
break;
}
}
diff --git a/drivers/input/tablet/Makefile b/drivers/input/tablet/Makefile
index 200fc4e11987..8279ccc18b0a 100644
--- a/drivers/input/tablet/Makefile
+++ b/drivers/input/tablet/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the tablet drivers
#
diff --git a/drivers/input/tablet/gtco.c b/drivers/input/tablet/gtco.c
index b796e891e2ee..4b8b9d7aa75e 100644
--- a/drivers/input/tablet/gtco.c
+++ b/drivers/input/tablet/gtco.c
@@ -230,13 +230,17 @@ static void parse_hid_report_descriptor(struct gtco *device, char * report,
/* Walk this report and pull out the info we need */
while (i < length) {
- prefix = report[i];
-
- /* Skip over prefix */
- i++;
+ prefix = report[i++];
/* Determine data size and save the data in the proper variable */
- size = PREF_SIZE(prefix);
+ size = (1U << PREF_SIZE(prefix)) >> 1;
+ if (i + size > length) {
+ dev_err(ddev,
+ "Not enough data (need %d, have %d)\n",
+ i + size, length);
+ break;
+ }
+
switch (size) {
case 1:
data = report[i];
@@ -244,8 +248,7 @@ static void parse_hid_report_descriptor(struct gtco *device, char * report,
case 2:
data16 = get_unaligned_le16(&report[i]);
break;
- case 3:
- size = 4;
+ case 4:
data32 = get_unaligned_le32(&report[i]);
break;
}
diff --git a/drivers/input/touchscreen/Makefile b/drivers/input/touchscreen/Makefile
index 6badce87037b..850c1562555a 100644
--- a/drivers/input/touchscreen/Makefile
+++ b/drivers/input/touchscreen/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the touchscreen drivers.
#
diff --git a/drivers/input/touchscreen/ar1021_i2c.c b/drivers/input/touchscreen/ar1021_i2c.c
index f9dcbd63e598..b35b640fdadf 100644
--- a/drivers/input/touchscreen/ar1021_i2c.c
+++ b/drivers/input/touchscreen/ar1021_i2c.c
@@ -117,6 +117,7 @@ static int ar1021_i2c_probe(struct i2c_client *client,
input->open = ar1021_i2c_open;
input->close = ar1021_i2c_close;
+ __set_bit(INPUT_PROP_DIRECT, input->propbit);
input_set_capability(input, EV_KEY, BTN_TOUCH);
input_set_abs_params(input, ABS_X, 0, AR1021_MAX_X, 0, 0);
input_set_abs_params(input, ABS_Y, 0, AR1021_MAX_Y, 0, 0);
diff --git a/drivers/input/touchscreen/goodix.c b/drivers/input/touchscreen/goodix.c
index 32d2762448aa..b3bbad7d2282 100644
--- a/drivers/input/touchscreen/goodix.c
+++ b/drivers/input/touchscreen/goodix.c
@@ -72,6 +72,9 @@ struct goodix_ts_data {
#define GOODIX_REG_CONFIG_DATA 0x8047
#define GOODIX_REG_ID 0x8140
+#define GOODIX_BUFFER_STATUS_READY BIT(7)
+#define GOODIX_BUFFER_STATUS_TIMEOUT 20
+
#define RESOLUTION_LOC 1
#define MAX_CONTACTS_LOC 5
#define TRIGGER_LOC 6
@@ -195,35 +198,53 @@ static int goodix_get_cfg_len(u16 id)
static int goodix_ts_read_input_report(struct goodix_ts_data *ts, u8 *data)
{
+ unsigned long max_timeout;
int touch_num;
int error;
- error = goodix_i2c_read(ts->client, GOODIX_READ_COOR_ADDR, data,
- GOODIX_CONTACT_SIZE + 1);
- if (error) {
- dev_err(&ts->client->dev, "I2C transfer error: %d\n", error);
- return error;
- }
+ /*
+ * The 'buffer status' bit, which indicates that the data is valid, is
+ * not set as soon as the interrupt is raised, but slightly after.
+ * This takes around 10 ms to happen, so we poll for 20 ms.
+ */
+ max_timeout = jiffies + msecs_to_jiffies(GOODIX_BUFFER_STATUS_TIMEOUT);
+ do {
+ error = goodix_i2c_read(ts->client, GOODIX_READ_COOR_ADDR,
+ data, GOODIX_CONTACT_SIZE + 1);
+ if (error) {
+ dev_err(&ts->client->dev, "I2C transfer error: %d\n",
+ error);
+ return error;
+ }
- if (!(data[0] & 0x80))
- return -EAGAIN;
+ if (data[0] & GOODIX_BUFFER_STATUS_READY) {
+ touch_num = data[0] & 0x0f;
+ if (touch_num > ts->max_touch_num)
+ return -EPROTO;
+
+ if (touch_num > 1) {
+ data += 1 + GOODIX_CONTACT_SIZE;
+ error = goodix_i2c_read(ts->client,
+ GOODIX_READ_COOR_ADDR +
+ 1 + GOODIX_CONTACT_SIZE,
+ data,
+ GOODIX_CONTACT_SIZE *
+ (touch_num - 1));
+ if (error)
+ return error;
+ }
+
+ return touch_num;
+ }
- touch_num = data[0] & 0x0f;
- if (touch_num > ts->max_touch_num)
- return -EPROTO;
-
- if (touch_num > 1) {
- data += 1 + GOODIX_CONTACT_SIZE;
- error = goodix_i2c_read(ts->client,
- GOODIX_READ_COOR_ADDR +
- 1 + GOODIX_CONTACT_SIZE,
- data,
- GOODIX_CONTACT_SIZE * (touch_num - 1));
- if (error)
- return error;
- }
+ usleep_range(1000, 2000); /* Poll every 1 - 2 ms */
+ } while (time_before(jiffies, max_timeout));
- return touch_num;
+ /*
+ * The Goodix panel will send spurious interrupts after a
+ * 'finger up' event, which will always cause a timeout.
+ */
+ return 0;
}
static void goodix_ts_report_touch(struct goodix_ts_data *ts, u8 *coor_data)
diff --git a/drivers/input/touchscreen/stmfts.c b/drivers/input/touchscreen/stmfts.c
index 157fdb4bb2e8..8c6c6178ec12 100644
--- a/drivers/input/touchscreen/stmfts.c
+++ b/drivers/input/touchscreen/stmfts.c
@@ -663,12 +663,10 @@ static int stmfts_probe(struct i2c_client *client,
sdata->input->open = stmfts_input_open;
sdata->input->close = stmfts_input_close;
+ input_set_capability(sdata->input, EV_ABS, ABS_MT_POSITION_X);
+ input_set_capability(sdata->input, EV_ABS, ABS_MT_POSITION_Y);
touchscreen_parse_properties(sdata->input, true, &sdata->prop);
- input_set_abs_params(sdata->input, ABS_MT_POSITION_X, 0,
- sdata->prop.max_x, 0, 0);
- input_set_abs_params(sdata->input, ABS_MT_POSITION_Y, 0,
- sdata->prop.max_y, 0, 0);
input_set_abs_params(sdata->input, ABS_MT_TOUCH_MAJOR, 0, 255, 0, 0);
input_set_abs_params(sdata->input, ABS_MT_TOUCH_MINOR, 0, 255, 0, 0);
input_set_abs_params(sdata->input, ABS_MT_ORIENTATION, 0, 255, 0, 0);
diff --git a/drivers/input/touchscreen/ti_am335x_tsc.c b/drivers/input/touchscreen/ti_am335x_tsc.c
index 7953381d939a..f1043ae71dcc 100644
--- a/drivers/input/touchscreen/ti_am335x_tsc.c
+++ b/drivers/input/touchscreen/ti_am335x_tsc.c
@@ -161,7 +161,7 @@ static void titsc_step_config(struct titsc *ts_dev)
break;
case 5:
config |= ts_dev->bit_xp | STEPCONFIG_INP_AN4 |
- ts_dev->bit_xn | ts_dev->bit_yp;
+ STEPCONFIG_XNP | STEPCONFIG_YPN;
break;
case 8:
config |= ts_dev->bit_yp | STEPCONFIG_INP(ts_dev->inp_xp);
diff --git a/drivers/input/touchscreen/tsc200x-core.h b/drivers/input/touchscreen/tsc200x-core.h
index 49a63a3c6840..a43c08ccfd3d 100644
--- a/drivers/input/touchscreen/tsc200x-core.h
+++ b/drivers/input/touchscreen/tsc200x-core.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TSC200X_CORE_H
#define _TSC200X_CORE_H
diff --git a/drivers/iommu/Makefile b/drivers/iommu/Makefile
index b910aea813a1..1fb695854809 100644
--- a/drivers/iommu/Makefile
+++ b/drivers/iommu/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_IOMMU_API) += iommu.o
obj-$(CONFIG_IOMMU_API) += iommu-traces.o
obj-$(CONFIG_IOMMU_API) += iommu-sysfs.o
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index a78fa34f113a..9c848e36f209 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -2773,14 +2773,16 @@ int __init amd_iommu_init_api(void)
int __init amd_iommu_init_dma_ops(void)
{
- swiotlb = iommu_pass_through ? 1 : 0;
+ swiotlb = (iommu_pass_through || sme_me_mask) ? 1 : 0;
iommu_detected = 1;
/*
* In case we don't initialize SWIOTLB (actually the common case
- * when AMD IOMMU is enabled), make sure there are global
- * dma_ops set as a fall-back for devices not handled by this
- * driver (for example non-PCI devices).
+ * when AMD IOMMU is enabled and SME is not active), make sure there
+ * are global dma_ops set as a fall-back for devices not handled by
+ * this driver (for example non-PCI devices). When SME is active,
+ * make sure that swiotlb variable remains set so the global dma_ops
+ * continue to be SWIOTLB.
*/
if (!swiotlb)
dma_ops = &nommu_dma_ops;
@@ -3046,6 +3048,7 @@ static size_t amd_iommu_unmap(struct iommu_domain *dom, unsigned long iova,
mutex_unlock(&domain->api_lock);
domain_flush_tlb_pde(domain);
+ domain_flush_complete(domain);
return unmap_size;
}
diff --git a/drivers/iommu/exynos-iommu.c b/drivers/iommu/exynos-iommu.c
index f596fcc32898..25c2c75f5332 100644
--- a/drivers/iommu/exynos-iommu.c
+++ b/drivers/iommu/exynos-iommu.c
@@ -709,7 +709,7 @@ static const struct dev_pm_ops sysmmu_pm_ops = {
pm_runtime_force_resume)
};
-static const struct of_device_id sysmmu_of_match[] __initconst = {
+static const struct of_device_id sysmmu_of_match[] = {
{ .compatible = "samsung,exynos-sysmmu", },
{ },
};
diff --git a/drivers/iommu/intel_irq_remapping.c b/drivers/iommu/intel_irq_remapping.c
index e274d9d12ba4..76a193c7fcfc 100644
--- a/drivers/iommu/intel_irq_remapping.c
+++ b/drivers/iommu/intel_irq_remapping.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define pr_fmt(fmt) "DMAR-IR: " fmt
diff --git a/drivers/iommu/io-pgtable.h b/drivers/iommu/io-pgtable.h
index a3e667077b14..cd2e1eafffe6 100644
--- a/drivers/iommu/io-pgtable.h
+++ b/drivers/iommu/io-pgtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __IO_PGTABLE_H
#define __IO_PGTABLE_H
#include <linux/bitops.h>
diff --git a/drivers/iommu/iommu-traces.c b/drivers/iommu/iommu-traces.c
index bf3b317ff0c1..1e9ca7789de1 100644
--- a/drivers/iommu/iommu-traces.c
+++ b/drivers/iommu/iommu-traces.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* iommu trace points
*
diff --git a/drivers/iommu/s390-iommu.c b/drivers/iommu/s390-iommu.c
index 0e2f31f9032b..22d4db302c1c 100644
--- a/drivers/iommu/s390-iommu.c
+++ b/drivers/iommu/s390-iommu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* IOMMU API for s390 PCI devices
*
diff --git a/drivers/irqchip/Makefile b/drivers/irqchip/Makefile
index 845abc107ad5..b842dfdc903f 100644
--- a/drivers/irqchip/Makefile
+++ b/drivers/irqchip/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_IRQCHIP) += irqchip.o
obj-$(CONFIG_ALPINE_MSI) += irq-alpine-msi.o
diff --git a/drivers/irqchip/irq-ftintc010.c b/drivers/irqchip/irq-ftintc010.c
index cd2dc8bbbe9c..0bf98425dca5 100644
--- a/drivers/irqchip/irq-ftintc010.c
+++ b/drivers/irqchip/irq-ftintc010.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* irqchip for the Faraday Technology FTINTC010 Copyright (C) 2017 Linus
* Walleij <linus.walleij@linaro.org>
diff --git a/drivers/irqchip/irq-gic-realview.c b/drivers/irqchip/irq-gic-realview.c
index 18d58d2b4ffe..b4c1924f0255 100644
--- a/drivers/irqchip/irq-gic-realview.c
+++ b/drivers/irqchip/irq-gic-realview.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Special GIC quirks for the ARM RealView
* Copyright (C) 2015 Linus Walleij
diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c
index 20e2b5fac7b9..e2339af8054c 100644
--- a/drivers/irqchip/irq-gic-v3-its.c
+++ b/drivers/irqchip/irq-gic-v3-its.c
@@ -107,6 +107,10 @@ struct its_node {
#define ITS_ITT_ALIGN SZ_256
+/* The maximum number of VPEID bits supported by VLPI commands */
+#define ITS_MAX_VPEID_BITS (16)
+#define ITS_MAX_VPEID (1 << (ITS_MAX_VPEID_BITS))
+
/* Convert page order to size in bytes */
#define PAGE_ORDER_TO_SIZE(o) (PAGE_SIZE << (o))
@@ -308,7 +312,7 @@ static void its_encode_size(struct its_cmd_block *cmd, u8 size)
static void its_encode_itt(struct its_cmd_block *cmd, u64 itt_addr)
{
- its_mask_encode(&cmd->raw_cmd[2], itt_addr >> 8, 50, 8);
+ its_mask_encode(&cmd->raw_cmd[2], itt_addr >> 8, 51, 8);
}
static void its_encode_valid(struct its_cmd_block *cmd, int valid)
@@ -318,7 +322,7 @@ static void its_encode_valid(struct its_cmd_block *cmd, int valid)
static void its_encode_target(struct its_cmd_block *cmd, u64 target_addr)
{
- its_mask_encode(&cmd->raw_cmd[2], target_addr >> 16, 50, 16);
+ its_mask_encode(&cmd->raw_cmd[2], target_addr >> 16, 51, 16);
}
static void its_encode_collection(struct its_cmd_block *cmd, u16 col)
@@ -358,7 +362,7 @@ static void its_encode_its_list(struct its_cmd_block *cmd, u16 its_list)
static void its_encode_vpt_addr(struct its_cmd_block *cmd, u64 vpt_pa)
{
- its_mask_encode(&cmd->raw_cmd[3], vpt_pa >> 16, 50, 16);
+ its_mask_encode(&cmd->raw_cmd[3], vpt_pa >> 16, 51, 16);
}
static void its_encode_vpt_size(struct its_cmd_block *cmd, u8 vpt_size)
@@ -1478,9 +1482,9 @@ static int its_setup_baser(struct its_node *its, struct its_baser *baser,
u64 val = its_read_baser(its, baser);
u64 esz = GITS_BASER_ENTRY_SIZE(val);
u64 type = GITS_BASER_TYPE(val);
+ u64 baser_phys, tmp;
u32 alloc_pages;
void *base;
- u64 tmp;
retry_alloc_baser:
alloc_pages = (PAGE_ORDER_TO_SIZE(order) / psz);
@@ -1496,8 +1500,24 @@ retry_alloc_baser:
if (!base)
return -ENOMEM;
+ baser_phys = virt_to_phys(base);
+
+ /* Check if the physical address of the memory is above 48bits */
+ if (IS_ENABLED(CONFIG_ARM64_64K_PAGES) && (baser_phys >> 48)) {
+
+ /* 52bit PA is supported only when PageSize=64K */
+ if (psz != SZ_64K) {
+ pr_err("ITS: no 52bit PA support when psz=%d\n", psz);
+ free_pages((unsigned long)base, order);
+ return -ENXIO;
+ }
+
+ /* Convert 52bit PA to 48bit field */
+ baser_phys = GITS_BASER_PHYS_52_to_48(baser_phys);
+ }
+
retry_baser:
- val = (virt_to_phys(base) |
+ val = (baser_phys |
(type << GITS_BASER_TYPE_SHIFT) |
((esz - 1) << GITS_BASER_ENTRY_SIZE_SHIFT) |
((alloc_pages - 1) << GITS_BASER_PAGES_SHIFT) |
@@ -1582,13 +1602,12 @@ retry_baser:
static bool its_parse_indirect_baser(struct its_node *its,
struct its_baser *baser,
- u32 psz, u32 *order)
+ u32 psz, u32 *order, u32 ids)
{
u64 tmp = its_read_baser(its, baser);
u64 type = GITS_BASER_TYPE(tmp);
u64 esz = GITS_BASER_ENTRY_SIZE(tmp);
u64 val = GITS_BASER_InnerShareable | GITS_BASER_RaWaWb;
- u32 ids = its->device_ids;
u32 new_order = *order;
bool indirect = false;
@@ -1680,9 +1699,13 @@ static int its_alloc_tables(struct its_node *its)
continue;
case GITS_BASER_TYPE_DEVICE:
+ indirect = its_parse_indirect_baser(its, baser,
+ psz, &order,
+ its->device_ids);
case GITS_BASER_TYPE_VCPU:
indirect = its_parse_indirect_baser(its, baser,
- psz, &order);
+ psz, &order,
+ ITS_MAX_VPEID_BITS);
break;
}
@@ -2552,7 +2575,7 @@ static struct irq_chip its_vpe_irq_chip = {
static int its_vpe_id_alloc(void)
{
- return ida_simple_get(&its_vpeid_ida, 0, 1 << 16, GFP_KERNEL);
+ return ida_simple_get(&its_vpeid_ida, 0, ITS_MAX_VPEID, GFP_KERNEL);
}
static void its_vpe_id_free(u16 id)
@@ -2853,7 +2876,7 @@ static int its_init_vpe_domain(void)
return -ENOMEM;
}
- BUG_ON(entries != vpe_proxy.dev->nr_ites);
+ BUG_ON(entries > vpe_proxy.dev->nr_ites);
raw_spin_lock_init(&vpe_proxy.lock);
vpe_proxy.next_victim = 0;
diff --git a/drivers/irqchip/irq-imgpdc.c b/drivers/irqchip/irq-imgpdc.c
index c02d29c9dc05..1f59998e03f8 100644
--- a/drivers/irqchip/irq-imgpdc.c
+++ b/drivers/irqchip/irq-imgpdc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* IMG PowerDown Controller (PDC)
*
diff --git a/drivers/irqchip/irq-metag-ext.c b/drivers/irqchip/irq-metag-ext.c
index be7216bfb8dd..e67483161f0f 100644
--- a/drivers/irqchip/irq-metag-ext.c
+++ b/drivers/irqchip/irq-metag-ext.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Meta External interrupt code.
*
diff --git a/drivers/irqchip/irq-metag.c b/drivers/irqchip/irq-metag.c
index a5f053bd2f44..857b946747eb 100644
--- a/drivers/irqchip/irq-metag.c
+++ b/drivers/irqchip/irq-metag.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Meta internal (HWSTATMETA) interrupt code.
*
diff --git a/drivers/irqchip/irq-mvebu-gicp.c b/drivers/irqchip/irq-mvebu-gicp.c
index b283fc90be1e..17a4a7b6cdbb 100644
--- a/drivers/irqchip/irq-mvebu-gicp.c
+++ b/drivers/irqchip/irq-mvebu-gicp.c
@@ -194,6 +194,7 @@ static int mvebu_gicp_probe(struct platform_device *pdev)
return -ENOMEM;
gicp->dev = &pdev->dev;
+ spin_lock_init(&gicp->spi_lock);
gicp->res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!gicp->res)
diff --git a/drivers/irqchip/irq-mvebu-gicp.h b/drivers/irqchip/irq-mvebu-gicp.h
index 98535e886ea5..eaa12fb72102 100644
--- a/drivers/irqchip/irq-mvebu-gicp.h
+++ b/drivers/irqchip/irq-mvebu-gicp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MVEBU_GICP_H__
#define __MVEBU_GICP_H__
diff --git a/drivers/irqchip/irq-renesas-h8300h.c b/drivers/irqchip/irq-renesas-h8300h.c
index b8327590ae52..1054d74b7edd 100644
--- a/drivers/irqchip/irq-renesas-h8300h.c
+++ b/drivers/irqchip/irq-renesas-h8300h.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* H8/300H interrupt controller driver
*
diff --git a/drivers/irqchip/irq-renesas-h8s.c b/drivers/irqchip/irq-renesas-h8s.c
index 71d8139be26c..aed31afb0216 100644
--- a/drivers/irqchip/irq-renesas-h8s.c
+++ b/drivers/irqchip/irq-renesas-h8s.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* H8S interrupt contoller driver
*
diff --git a/drivers/irqchip/irq-tango.c b/drivers/irqchip/irq-tango.c
index bdbb5c0ff7fe..0c085303a583 100644
--- a/drivers/irqchip/irq-tango.c
+++ b/drivers/irqchip/irq-tango.c
@@ -141,7 +141,7 @@ static void __init tangox_irq_init_chip(struct irq_chip_generic *gc,
for (i = 0; i < 2; i++) {
ct[i].chip.irq_ack = irq_gc_ack_set_bit;
ct[i].chip.irq_mask = irq_gc_mask_disable_reg;
- ct[i].chip.irq_mask_ack = irq_gc_mask_disable_reg_and_ack;
+ ct[i].chip.irq_mask_ack = irq_gc_mask_disable_and_ack_set;
ct[i].chip.irq_unmask = irq_gc_unmask_enable_reg;
ct[i].chip.irq_set_type = tangox_irq_set_type;
ct[i].chip.name = gc->domain->name;
diff --git a/drivers/irqchip/irq-versatile-fpga.c b/drivers/irqchip/irq-versatile-fpga.c
index 37dd4645bf18..928858dada75 100644
--- a/drivers/irqchip/irq-versatile-fpga.c
+++ b/drivers/irqchip/irq-versatile-fpga.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Support for Versatile FPGA-based IRQ controllers
*/
diff --git a/drivers/isdn/Makefile b/drivers/isdn/Makefile
index c32e45826c2c..e7d3d8f2ad5a 100644
--- a/drivers/isdn/Makefile
+++ b/drivers/isdn/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for the kernel ISDN subsystem and device drivers.
# Object files in subdirectories
diff --git a/drivers/isdn/capi/Makefile b/drivers/isdn/capi/Makefile
index 4d5b4b71db1e..06da3ed2c40a 100644
--- a/drivers/isdn/capi/Makefile
+++ b/drivers/isdn/capi/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for the CAPI subsystem.
# Ordering constraints: kernelcapi.o first
diff --git a/drivers/isdn/capi/capilib.c b/drivers/isdn/capi/capilib.c
index 33361f833c01..a39ad3796bba 100644
--- a/drivers/isdn/capi/capilib.c
+++ b/drivers/isdn/capi/capilib.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/slab.h>
#include <linux/kernel.h>
diff --git a/drivers/isdn/gigaset/Makefile b/drivers/isdn/gigaset/Makefile
index c453b72272a0..ac45a2739f56 100644
--- a/drivers/isdn/gigaset/Makefile
+++ b/drivers/isdn/gigaset/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
gigaset-y := common.o interface.o proc.o ev-layer.o asyncdata.o
gigaset-$(CONFIG_GIGASET_CAPI) += capi.o
gigaset-$(CONFIG_GIGASET_I4L) += i4l.o
diff --git a/drivers/isdn/hardware/avm/Makefile b/drivers/isdn/hardware/avm/Makefile
index b540e8f2efb6..3830a0573fcc 100644
--- a/drivers/isdn/hardware/avm/Makefile
+++ b/drivers/isdn/hardware/avm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for the AVM ISDN device drivers
# Each configuration option enables a list of files.
diff --git a/drivers/isdn/hardware/eicon/Makefile b/drivers/isdn/hardware/eicon/Makefile
index 4fa7fdb7df0d..a0ab2e2d7df0 100644
--- a/drivers/isdn/hardware/eicon/Makefile
+++ b/drivers/isdn/hardware/eicon/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for the Eicon DIVA ISDN drivers.
# Each configuration option enables a list of files.
diff --git a/drivers/isdn/hardware/eicon/adapter.h b/drivers/isdn/hardware/eicon/adapter.h
index 71a7c2f084a7..f9b24eb8781d 100644
--- a/drivers/isdn/hardware/eicon/adapter.h
+++ b/drivers/isdn/hardware/eicon/adapter.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: adapter.h,v 1.4 2004/03/21 17:26:01 armin Exp $ */
#ifndef __DIVA_USER_MODE_IDI_ADAPTER_H__
diff --git a/drivers/isdn/hardware/eicon/debug.c b/drivers/isdn/hardware/eicon/debug.c
index 8bc2791bc39c..301788115c4f 100644
--- a/drivers/isdn/hardware/eicon/debug.c
+++ b/drivers/isdn/hardware/eicon/debug.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "platform.h"
#include "pc.h"
#include "di_defs.h"
diff --git a/drivers/isdn/hardware/eicon/diva.c b/drivers/isdn/hardware/eicon/diva.c
index d91dd580e978..944a7f338099 100644
--- a/drivers/isdn/hardware/eicon/diva.c
+++ b/drivers/isdn/hardware/eicon/diva.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* $Id: diva.c,v 1.21.4.1 2004/05/08 14:33:43 armin Exp $ */
#define CARDTYPE_H_WANT_DATA 1
diff --git a/drivers/isdn/hardware/eicon/diva.h b/drivers/isdn/hardware/eicon/diva.h
index e979085d1b89..b067032093a8 100644
--- a/drivers/isdn/hardware/eicon/diva.h
+++ b/drivers/isdn/hardware/eicon/diva.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: diva.h,v 1.1.2.2 2001/02/08 12:25:43 armin Exp $ */
#ifndef __DIVA_XDI_OS_PART_H__
diff --git a/drivers/isdn/hardware/eicon/diva_pci.h b/drivers/isdn/hardware/eicon/diva_pci.h
index bb4b562050f6..7ef5db98ad3c 100644
--- a/drivers/isdn/hardware/eicon/diva_pci.h
+++ b/drivers/isdn/hardware/eicon/diva_pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: diva_pci.h,v 1.6 2003/01/04 15:29:45 schindler Exp $ */
#ifndef __DIVA_PCI_INTERFACE_H__
diff --git a/drivers/isdn/hardware/eicon/dqueue.h b/drivers/isdn/hardware/eicon/dqueue.h
index 6992c45457a4..2da9799686ab 100644
--- a/drivers/isdn/hardware/eicon/dqueue.h
+++ b/drivers/isdn/hardware/eicon/dqueue.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: dqueue.h,v 1.1.2.2 2001/02/08 12:25:43 armin Exp $ */
#ifndef _DIVA_USER_MODE_IDI_DATA_QUEUE_H__
diff --git a/drivers/isdn/hardware/eicon/dsp_tst.h b/drivers/isdn/hardware/eicon/dsp_tst.h
index fe36f138be8b..85edd3ea50f7 100644
--- a/drivers/isdn/hardware/eicon/dsp_tst.h
+++ b/drivers/isdn/hardware/eicon/dsp_tst.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: dsp_tst.h,v 1.1.2.2 2001/02/08 12:25:43 armin Exp $ */
#ifndef __DIVA_PRI_HOST_TEST_DSPS_H__
diff --git a/drivers/isdn/hardware/eicon/entity.h b/drivers/isdn/hardware/eicon/entity.h
index fdb83416af31..f9767d321db9 100644
--- a/drivers/isdn/hardware/eicon/entity.h
+++ b/drivers/isdn/hardware/eicon/entity.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: entity.h,v 1.4 2004/03/21 17:26:01 armin Exp $ */
#ifndef __DIVAS_USER_MODE_IDI_ENTITY__
diff --git a/drivers/isdn/hardware/eicon/os_4bri.c b/drivers/isdn/hardware/eicon/os_4bri.c
index 1891246807ed..87db5f4df27d 100644
--- a/drivers/isdn/hardware/eicon/os_4bri.c
+++ b/drivers/isdn/hardware/eicon/os_4bri.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* $Id: os_4bri.c,v 1.28.4.4 2005/02/11 19:40:25 armin Exp $ */
#include "platform.h"
diff --git a/drivers/isdn/hardware/eicon/os_4bri.h b/drivers/isdn/hardware/eicon/os_4bri.h
index 72253278d4f5..94b2709537d8 100644
--- a/drivers/isdn/hardware/eicon/os_4bri.h
+++ b/drivers/isdn/hardware/eicon/os_4bri.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: os_4bri.h,v 1.1.2.2 2001/02/08 12:25:44 armin Exp $ */
#ifndef __DIVA_OS_4_BRI_H__
diff --git a/drivers/isdn/hardware/eicon/os_bri.c b/drivers/isdn/hardware/eicon/os_bri.c
index 20f2653c58fa..de93090bcacb 100644
--- a/drivers/isdn/hardware/eicon/os_bri.c
+++ b/drivers/isdn/hardware/eicon/os_bri.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* $Id: os_bri.c,v 1.21 2004/03/21 17:26:01 armin Exp $ */
#include "platform.h"
diff --git a/drivers/isdn/hardware/eicon/os_bri.h b/drivers/isdn/hardware/eicon/os_bri.h
index 02e7456f8962..37c92cc53ded 100644
--- a/drivers/isdn/hardware/eicon/os_bri.h
+++ b/drivers/isdn/hardware/eicon/os_bri.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: os_bri.h,v 1.1.2.2 2001/02/08 12:25:44 armin Exp $ */
#ifndef __DIVA_OS_BRI_REV_1_H__
diff --git a/drivers/isdn/hardware/eicon/os_pri.c b/drivers/isdn/hardware/eicon/os_pri.c
index da4957abb422..b20f1fb89d14 100644
--- a/drivers/isdn/hardware/eicon/os_pri.c
+++ b/drivers/isdn/hardware/eicon/os_pri.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* $Id: os_pri.c,v 1.32 2004/03/21 17:26:01 armin Exp $ */
#include "platform.h"
diff --git a/drivers/isdn/hardware/eicon/os_pri.h b/drivers/isdn/hardware/eicon/os_pri.h
index 537c74d042e7..0e91855b171a 100644
--- a/drivers/isdn/hardware/eicon/os_pri.h
+++ b/drivers/isdn/hardware/eicon/os_pri.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: os_pri.h,v 1.1.2.2 2001/02/08 12:25:44 armin Exp $ */
#ifndef __DIVA_OS_PRI_REV_1_H__
diff --git a/drivers/isdn/hardware/eicon/um_idi.c b/drivers/isdn/hardware/eicon/um_idi.c
index e1519718ce67..db4dd4ff3642 100644
--- a/drivers/isdn/hardware/eicon/um_idi.c
+++ b/drivers/isdn/hardware/eicon/um_idi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* $Id: um_idi.c,v 1.14 2004/03/21 17:54:37 armin Exp $ */
#include "platform.h"
diff --git a/drivers/isdn/hardware/eicon/um_idi.h b/drivers/isdn/hardware/eicon/um_idi.h
index ffb88f7b42fc..9aedd9e351a3 100644
--- a/drivers/isdn/hardware/eicon/um_idi.h
+++ b/drivers/isdn/hardware/eicon/um_idi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: um_idi.h,v 1.6 2004/03/21 17:26:01 armin Exp $ */
#ifndef __DIVA_USER_MODE_IDI_CORE_H__
diff --git a/drivers/isdn/hardware/eicon/um_xdi.h b/drivers/isdn/hardware/eicon/um_xdi.h
index b48fc042a5bc..1f37aa4efd18 100644
--- a/drivers/isdn/hardware/eicon/um_xdi.h
+++ b/drivers/isdn/hardware/eicon/um_xdi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: um_xdi.h,v 1.1.2.2 2002/10/02 14:38:38 armin Exp $ */
#ifndef __DIVA_USER_MODE_XDI_H__
diff --git a/drivers/isdn/hardware/eicon/xdi_adapter.h b/drivers/isdn/hardware/eicon/xdi_adapter.h
index d303e65dbe6c..b036e217c659 100644
--- a/drivers/isdn/hardware/eicon/xdi_adapter.h
+++ b/drivers/isdn/hardware/eicon/xdi_adapter.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: xdi_adapter.h,v 1.7 2004/03/21 17:26:01 armin Exp $ */
#ifndef __DIVA_OS_XDI_ADAPTER_H__
diff --git a/drivers/isdn/hardware/eicon/xdi_msg.h b/drivers/isdn/hardware/eicon/xdi_msg.h
index 2498c349a32e..0646079bf466 100644
--- a/drivers/isdn/hardware/eicon/xdi_msg.h
+++ b/drivers/isdn/hardware/eicon/xdi_msg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: xdi_msg.h,v 1.1.2.2 2001/02/16 08:40:36 armin Exp $ */
#ifndef __DIVA_XDI_UM_CFG_MESSAGE_H__
diff --git a/drivers/isdn/hardware/mISDN/Makefile b/drivers/isdn/hardware/mISDN/Makefile
index 2987d990993f..422f9fd8ab9a 100644
--- a/drivers/isdn/hardware/mISDN/Makefile
+++ b/drivers/isdn/hardware/mISDN/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the modular ISDN hardware drivers
#
diff --git a/drivers/isdn/hardware/mISDN/hfc_multi.h b/drivers/isdn/hardware/mISDN/hfc_multi.h
index c601f880141e..5acf826d913c 100644
--- a/drivers/isdn/hardware/mISDN/hfc_multi.h
+++ b/drivers/isdn/hardware/mISDN/hfc_multi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* see notice in hfc_multi.c
*/
diff --git a/drivers/isdn/hardware/mISDN/hfc_multi_8xx.h b/drivers/isdn/hardware/mISDN/hfc_multi_8xx.h
index 8a254747768e..b0d772340e16 100644
--- a/drivers/isdn/hardware/mISDN/hfc_multi_8xx.h
+++ b/drivers/isdn/hardware/mISDN/hfc_multi_8xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* For License see notice in hfc_multi.c
*
diff --git a/drivers/isdn/hardware/mISDN/hfcsusb.h b/drivers/isdn/hardware/mISDN/hfcsusb.h
index 5f8f1d9cac11..e4fa2a2824af 100644
--- a/drivers/isdn/hardware/mISDN/hfcsusb.h
+++ b/drivers/isdn/hardware/mISDN/hfcsusb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* hfcsusb.h, HFC-S USB mISDN driver
*/
diff --git a/drivers/isdn/hisax/Makefile b/drivers/isdn/hisax/Makefile
index 646368fe41c9..3eca9d23f1c2 100644
--- a/drivers/isdn/hisax/Makefile
+++ b/drivers/isdn/hisax/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for the hisax ISDN device driver
# The target object and module list name.
diff --git a/drivers/isdn/hisax/hfc4s8s_l1.h b/drivers/isdn/hisax/hfc4s8s_l1.h
index 6a8f89113d2f..4665b9d5df16 100644
--- a/drivers/isdn/hisax/hfc4s8s_l1.h
+++ b/drivers/isdn/hisax/hfc4s8s_l1.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/***************************************************************/
/* $Id: hfc4s8s_l1.h,v 1.1 2005/02/02 17:28:55 martinb1 Exp $ */
/* */
diff --git a/drivers/isdn/hisax/hfc_usb.h b/drivers/isdn/hisax/hfc_usb.h
index f987bf89da1a..9a212330e8a8 100644
--- a/drivers/isdn/hisax/hfc_usb.h
+++ b/drivers/isdn/hisax/hfc_usb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* hfc_usb.h
*
diff --git a/drivers/isdn/hisax/hisax_fcpcipnp.h b/drivers/isdn/hisax/hisax_fcpcipnp.h
index aedef97827fe..1f64e9937aa1 100644
--- a/drivers/isdn/hisax/hisax_fcpcipnp.h
+++ b/drivers/isdn/hisax/hisax_fcpcipnp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include "hisax_if.h"
#include "hisax_isac.h"
#include <linux/pci.h>
diff --git a/drivers/isdn/hisax/hisax_isac.h b/drivers/isdn/hisax/hisax_isac.h
index 08890cf4d923..d7301da97991 100644
--- a/drivers/isdn/hisax/hisax_isac.h
+++ b/drivers/isdn/hisax/hisax_isac.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __HISAX_ISAC_H__
#define __HISAX_ISAC_H__
diff --git a/drivers/isdn/i4l/Makefile b/drivers/isdn/i4l/Makefile
index cb9d3bb9fae0..be77500c9e86 100644
--- a/drivers/isdn/i4l/Makefile
+++ b/drivers/isdn/i4l/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for the kernel ISDN subsystem and device drivers.
# Each configuration option enables a list of files.
diff --git a/drivers/isdn/mISDN/Makefile b/drivers/isdn/mISDN/Makefile
index 0a6bd2a9e730..f3b4b7fa85f8 100644
--- a/drivers/isdn/mISDN/Makefile
+++ b/drivers/isdn/mISDN/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the modular ISDN driver
#
diff --git a/drivers/isdn/mISDN/dsp_hwec.h b/drivers/isdn/mISDN/dsp_hwec.h
index bbca1eb5a888..c9cb0ea249da 100644
--- a/drivers/isdn/mISDN/dsp_hwec.h
+++ b/drivers/isdn/mISDN/dsp_hwec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* dsp_hwec.h
*/
diff --git a/drivers/isdn/mISDN/l1oip.h b/drivers/isdn/mISDN/l1oip.h
index 661c060ada49..7ea10db20e3a 100644
--- a/drivers/isdn/mISDN/l1oip.h
+++ b/drivers/isdn/mISDN/l1oip.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* see notice in l1oip.c
*/
diff --git a/drivers/leds/Makefile b/drivers/leds/Makefile
index 7d7b26552923..35980450db9b 100644
--- a/drivers/leds/Makefile
+++ b/drivers/leds/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# LED Core
obj-$(CONFIG_NEW_LEDS) += led-core.o
diff --git a/drivers/leds/trigger/Makefile b/drivers/leds/trigger/Makefile
index a72c43cffebf..9f2e868811e2 100644
--- a/drivers/leds/trigger/Makefile
+++ b/drivers/leds/trigger/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_LEDS_TRIGGER_TIMER) += ledtrig-timer.o
obj-$(CONFIG_LEDS_TRIGGER_ONESHOT) += ledtrig-oneshot.o
obj-$(CONFIG_LEDS_TRIGGER_DISK) += ledtrig-disk.o
diff --git a/drivers/lightnvm/Makefile b/drivers/lightnvm/Makefile
index 82d1a117fb27..2c3fd9d2c08c 100644
--- a/drivers/lightnvm/Makefile
+++ b/drivers/lightnvm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for Open-Channel SSDs.
#
diff --git a/drivers/macintosh/Makefile b/drivers/macintosh/Makefile
index 516eb65bcacc..ee803638e595 100644
--- a/drivers/macintosh/Makefile
+++ b/drivers/macintosh/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Macintosh-specific device drivers.
#
diff --git a/drivers/macintosh/adb-iop.c b/drivers/macintosh/adb-iop.c
index f5f4da3d0b67..dbc4a3e63396 100644
--- a/drivers/macintosh/adb-iop.c
+++ b/drivers/macintosh/adb-iop.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* I/O Processor (IOP) ADB Driver
* Written and (C) 1999 by Joshua M. Thompson (funaho@jurai.org)
diff --git a/drivers/macintosh/adb.c b/drivers/macintosh/adb.c
index 039dc8285fc5..289800b5235d 100644
--- a/drivers/macintosh/adb.c
+++ b/drivers/macintosh/adb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Device driver for the Apple Desktop Bus
* and the /dev/adb device on macintoshes.
diff --git a/drivers/macintosh/adbhid.c b/drivers/macintosh/adbhid.c
index 09d72bb00d12..e091193104f7 100644
--- a/drivers/macintosh/adbhid.c
+++ b/drivers/macintosh/adbhid.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* drivers/macintosh/adbhid.c
*
diff --git a/drivers/macintosh/ams/ams.h b/drivers/macintosh/ams/ams.h
index 90f094d45450..fe8d596f9845 100644
--- a/drivers/macintosh/ams/ams.h
+++ b/drivers/macintosh/ams/ams.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/i2c.h>
#include <linux/input-polldev.h>
#include <linux/kthread.h>
diff --git a/drivers/macintosh/ans-lcd.c b/drivers/macintosh/ans-lcd.c
index 281fa9e6fc1f..1de81d922d8a 100644
--- a/drivers/macintosh/ans-lcd.c
+++ b/drivers/macintosh/ans-lcd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* /dev/lcd driver for Apple Network Servers.
*/
diff --git a/drivers/macintosh/ans-lcd.h b/drivers/macintosh/ans-lcd.h
index d795b9fd2db6..f0a6e4c68557 100644
--- a/drivers/macintosh/ans-lcd.h
+++ b/drivers/macintosh/ans-lcd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PPC_ANS_LCD_H
#define _PPC_ANS_LCD_H
diff --git a/drivers/macintosh/macio-adb.c b/drivers/macintosh/macio-adb.c
index 87de8d9bcfad..9a6223add30e 100644
--- a/drivers/macintosh/macio-adb.c
+++ b/drivers/macintosh/macio-adb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Driver for the ADB controller in the Mac I/O (Hydra) chip.
*/
diff --git a/drivers/macintosh/macio_sysfs.c b/drivers/macintosh/macio_sysfs.c
index 281f5345661e..ca4fcffe454b 100644
--- a/drivers/macintosh/macio_sysfs.c
+++ b/drivers/macintosh/macio_sysfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/stat.h>
#include <asm/macio.h>
diff --git a/drivers/macintosh/via-cuda.c b/drivers/macintosh/via-cuda.c
index 147da4edd021..98dd702eb867 100644
--- a/drivers/macintosh/via-cuda.c
+++ b/drivers/macintosh/via-cuda.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Device driver for the Cuda and Egret system controllers found on PowerMacs
* and 68k Macs.
diff --git a/drivers/macintosh/via-macii.c b/drivers/macintosh/via-macii.c
index 415c145c8299..4ba06a1695ea 100644
--- a/drivers/macintosh/via-macii.c
+++ b/drivers/macintosh/via-macii.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Device driver for the via ADB on (many) Mac II-class machines
*
diff --git a/drivers/macintosh/via-pmu-backlight.c b/drivers/macintosh/via-pmu-backlight.c
index 6f68537c93ce..89ed51571b62 100644
--- a/drivers/macintosh/via-pmu-backlight.c
+++ b/drivers/macintosh/via-pmu-backlight.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Backlight code for via-pmu
*
diff --git a/drivers/macintosh/via-pmu-event.h b/drivers/macintosh/via-pmu-event.h
index 72c54de408e8..5e52109eb9a6 100644
--- a/drivers/macintosh/via-pmu-event.h
+++ b/drivers/macintosh/via-pmu-event.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __VIA_PMU_EVENT_H
#define __VIA_PMU_EVENT_H
diff --git a/drivers/macintosh/via-pmu.c b/drivers/macintosh/via-pmu.c
index cce99f72e4ae..c4c2b3b85ebc 100644
--- a/drivers/macintosh/via-pmu.c
+++ b/drivers/macintosh/via-pmu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Device driver for the via-pmu on Apple Powermacs.
*
diff --git a/drivers/macintosh/via-pmu68k.c b/drivers/macintosh/via-pmu68k.c
index a411c5cb77a1..25465fb91ec9 100644
--- a/drivers/macintosh/via-pmu68k.c
+++ b/drivers/macintosh/via-pmu68k.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Device driver for the PMU on 68K-based Apple PowerBooks
*
diff --git a/drivers/mailbox/Makefile b/drivers/mailbox/Makefile
index d54e41206e17..4896f8dcae95 100644
--- a/drivers/mailbox/Makefile
+++ b/drivers/mailbox/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Generic MAILBOX API
obj-$(CONFIG_MAILBOX) += mailbox.o
diff --git a/drivers/mcb/Makefile b/drivers/mcb/Makefile
index bcc7745774ab..77073c5928f4 100644
--- a/drivers/mcb/Makefile
+++ b/drivers/mcb/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_MCB) += mcb.o
diff --git a/drivers/mcb/mcb-internal.h b/drivers/mcb/mcb-internal.h
index d6e6933b19f1..3602cb3b2021 100644
--- a/drivers/mcb/mcb-internal.h
+++ b/drivers/mcb/mcb-internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MCB_INTERNAL
#define __MCB_INTERNAL
diff --git a/drivers/md/Makefile b/drivers/md/Makefile
index 786ec9e86d65..e94b6f9be941 100644
--- a/drivers/md/Makefile
+++ b/drivers/md/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the kernel software RAID and LVM drivers.
#
diff --git a/drivers/md/bcache/Makefile b/drivers/md/bcache/Makefile
index c488b846f831..d26b35195825 100644
--- a/drivers/md/bcache/Makefile
+++ b/drivers/md/bcache/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_BCACHE) += bcache.o
diff --git a/drivers/md/bcache/alloc.c b/drivers/md/bcache/alloc.c
index cacbe2dbd5c3..08035634795c 100644
--- a/drivers/md/bcache/alloc.c
+++ b/drivers/md/bcache/alloc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Primary bucket allocation code
*
diff --git a/drivers/md/bcache/bcache.h b/drivers/md/bcache/bcache.h
index 2ed9bd231d84..abd31e847f96 100644
--- a/drivers/md/bcache/bcache.h
+++ b/drivers/md/bcache/bcache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BCACHE_H
#define _BCACHE_H
diff --git a/drivers/md/bcache/bset.c b/drivers/md/bcache/bset.c
index 18526d44688d..e56d3ecdbfcb 100644
--- a/drivers/md/bcache/bset.c
+++ b/drivers/md/bcache/bset.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Code for working with individual keys, and sorted sets of keys with in a
* btree node
diff --git a/drivers/md/bcache/bset.h b/drivers/md/bcache/bset.h
index ae964624efb2..fa506c1aa524 100644
--- a/drivers/md/bcache/bset.h
+++ b/drivers/md/bcache/bset.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BCACHE_BSET_H
#define _BCACHE_BSET_H
diff --git a/drivers/md/bcache/btree.c b/drivers/md/bcache/btree.c
index 866dcf78ff8e..658c54b3b07a 100644
--- a/drivers/md/bcache/btree.c
+++ b/drivers/md/bcache/btree.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2010 Kent Overstreet <kent.overstreet@gmail.com>
*
diff --git a/drivers/md/bcache/btree.h b/drivers/md/bcache/btree.h
index 73da1f5626cb..42204d61bc95 100644
--- a/drivers/md/bcache/btree.h
+++ b/drivers/md/bcache/btree.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BCACHE_BTREE_H
#define _BCACHE_BTREE_H
diff --git a/drivers/md/bcache/closure.h b/drivers/md/bcache/closure.h
index 295b7e43f92c..965907ce1e20 100644
--- a/drivers/md/bcache/closure.h
+++ b/drivers/md/bcache/closure.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_CLOSURE_H
#define _LINUX_CLOSURE_H
diff --git a/drivers/md/bcache/debug.c b/drivers/md/bcache/debug.c
index 61076eda2e6d..c7a02c4900da 100644
--- a/drivers/md/bcache/debug.c
+++ b/drivers/md/bcache/debug.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Assorted bcache debug code
*
diff --git a/drivers/md/bcache/debug.h b/drivers/md/bcache/debug.h
index 1f63c195d247..acc48d3fa274 100644
--- a/drivers/md/bcache/debug.h
+++ b/drivers/md/bcache/debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BCACHE_DEBUG_H
#define _BCACHE_DEBUG_H
diff --git a/drivers/md/bcache/extents.c b/drivers/md/bcache/extents.c
index 243de0bf15cd..41c238fc3733 100644
--- a/drivers/md/bcache/extents.c
+++ b/drivers/md/bcache/extents.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2010 Kent Overstreet <kent.overstreet@gmail.com>
*
diff --git a/drivers/md/bcache/extents.h b/drivers/md/bcache/extents.h
index e2ed54054e7a..0cd3575afa1d 100644
--- a/drivers/md/bcache/extents.h
+++ b/drivers/md/bcache/extents.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BCACHE_EXTENTS_H
#define _BCACHE_EXTENTS_H
diff --git a/drivers/md/bcache/io.c b/drivers/md/bcache/io.c
index 7e871bdc0097..fac97ec2d0e2 100644
--- a/drivers/md/bcache/io.c
+++ b/drivers/md/bcache/io.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Some low level IO code, and hacks for various block layer limitations
*
diff --git a/drivers/md/bcache/journal.c b/drivers/md/bcache/journal.c
index 7e1d1c3ba33a..02a98ddb592d 100644
--- a/drivers/md/bcache/journal.c
+++ b/drivers/md/bcache/journal.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* bcache journalling code, for btree insertions
*
diff --git a/drivers/md/bcache/journal.h b/drivers/md/bcache/journal.h
index e3c39457afbb..b5788199188f 100644
--- a/drivers/md/bcache/journal.h
+++ b/drivers/md/bcache/journal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BCACHE_JOURNAL_H
#define _BCACHE_JOURNAL_H
diff --git a/drivers/md/bcache/movinggc.c b/drivers/md/bcache/movinggc.c
index f633b30c962e..d50c1c97da68 100644
--- a/drivers/md/bcache/movinggc.c
+++ b/drivers/md/bcache/movinggc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Moving/copying garbage collector
*
diff --git a/drivers/md/bcache/request.c b/drivers/md/bcache/request.c
index 681b4f12b05a..3475d6628e21 100644
--- a/drivers/md/bcache/request.c
+++ b/drivers/md/bcache/request.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Main bcache entry point - handle a read or a write request and decide what to
* do with it; the make_request functions are called by the block layer.
diff --git a/drivers/md/bcache/request.h b/drivers/md/bcache/request.h
index 7689176951ce..dea0886b81c1 100644
--- a/drivers/md/bcache/request.h
+++ b/drivers/md/bcache/request.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BCACHE_REQUEST_H_
#define _BCACHE_REQUEST_H_
diff --git a/drivers/md/bcache/stats.c b/drivers/md/bcache/stats.c
index 0ca072c20d0d..d0831d5bcc87 100644
--- a/drivers/md/bcache/stats.c
+++ b/drivers/md/bcache/stats.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* bcache stats code
*
diff --git a/drivers/md/bcache/stats.h b/drivers/md/bcache/stats.h
index adbff141c887..0b70f9de0c03 100644
--- a/drivers/md/bcache/stats.h
+++ b/drivers/md/bcache/stats.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BCACHE_STATS_H_
#define _BCACHE_STATS_H_
diff --git a/drivers/md/bcache/sysfs.c b/drivers/md/bcache/sysfs.c
index 104c57cd666c..234b2f5b286d 100644
--- a/drivers/md/bcache/sysfs.c
+++ b/drivers/md/bcache/sysfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* bcache sysfs interfaces
*
diff --git a/drivers/md/bcache/sysfs.h b/drivers/md/bcache/sysfs.h
index 0526fe92a683..b54fe9602529 100644
--- a/drivers/md/bcache/sysfs.h
+++ b/drivers/md/bcache/sysfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BCACHE_SYSFS_H_
#define _BCACHE_SYSFS_H_
diff --git a/drivers/md/bcache/trace.c b/drivers/md/bcache/trace.c
index b7820b0d2621..a9a73f560c04 100644
--- a/drivers/md/bcache/trace.c
+++ b/drivers/md/bcache/trace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "bcache.h"
#include "btree.h"
diff --git a/drivers/md/bcache/util.h b/drivers/md/bcache/util.h
index cb8d2ccbb6c6..f54b58282f77 100644
--- a/drivers/md/bcache/util.h
+++ b/drivers/md/bcache/util.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BCACHE_UTIL_H
#define _BCACHE_UTIL_H
diff --git a/drivers/md/bcache/writeback.c b/drivers/md/bcache/writeback.c
index e663ca082183..70454f2ad2fa 100644
--- a/drivers/md/bcache/writeback.c
+++ b/drivers/md/bcache/writeback.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* background writeback - scan btree for dirty data and write it to the backing
* device
diff --git a/drivers/md/bcache/writeback.h b/drivers/md/bcache/writeback.h
index e35421d20d2e..151544740148 100644
--- a/drivers/md/bcache/writeback.h
+++ b/drivers/md/bcache/writeback.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BCACHE_WRITEBACK_H
#define _BCACHE_WRITEBACK_H
diff --git a/drivers/md/bitmap.h b/drivers/md/bitmap.h
index d15721ac07a6..5df35ca90f58 100644
--- a/drivers/md/bitmap.h
+++ b/drivers/md/bitmap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* bitmap.h: Copyright (C) Peter T. Breuer (ptb@ot.uc3m.es) 2003
*
diff --git a/drivers/md/dm-builtin.c b/drivers/md/dm-builtin.c
index f092771878c2..8eb52e425141 100644
--- a/drivers/md/dm-builtin.c
+++ b/drivers/md/dm-builtin.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "dm-core.h"
/*
diff --git a/drivers/md/dm-stats.c b/drivers/md/dm-stats.c
index 6028d8247f58..a7868503d135 100644
--- a/drivers/md/dm-stats.c
+++ b/drivers/md/dm-stats.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/errno.h>
#include <linux/numa.h>
#include <linux/slab.h>
diff --git a/drivers/md/dm-stats.h b/drivers/md/dm-stats.h
index f1c0956e3843..2ddfae678f32 100644
--- a/drivers/md/dm-stats.h
+++ b/drivers/md/dm-stats.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DM_STATS_H
#define DM_STATS_H
diff --git a/drivers/md/linear.h b/drivers/md/linear.h
index 8d392e6098b3..8381d651d4ed 100644
--- a/drivers/md/linear.h
+++ b/drivers/md/linear.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINEAR_H
#define _LINEAR_H
diff --git a/drivers/md/md-cluster.h b/drivers/md/md-cluster.h
index 274016177983..c0240708f443 100644
--- a/drivers/md/md-cluster.h
+++ b/drivers/md/md-cluster.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _MD_CLUSTER_H
diff --git a/drivers/md/multipath.h b/drivers/md/multipath.h
index 717c60f62898..0adb941f485a 100644
--- a/drivers/md/multipath.h
+++ b/drivers/md/multipath.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _MULTIPATH_H
#define _MULTIPATH_H
diff --git a/drivers/md/persistent-data/Makefile b/drivers/md/persistent-data/Makefile
index ff528792c358..66be7c66479a 100644
--- a/drivers/md/persistent-data/Makefile
+++ b/drivers/md/persistent-data/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_DM_PERSISTENT_DATA) += dm-persistent-data.o
dm-persistent-data-objs := \
dm-array.o \
diff --git a/drivers/md/raid0.h b/drivers/md/raid0.h
index 7127a623f5da..540e65d92642 100644
--- a/drivers/md/raid0.h
+++ b/drivers/md/raid0.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _RAID0_H
#define _RAID0_H
diff --git a/drivers/md/raid1-10.c b/drivers/md/raid1-10.c
index 9f2670b45f31..400001b815db 100644
--- a/drivers/md/raid1-10.c
+++ b/drivers/md/raid1-10.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Maximum size of each resync request */
#define RESYNC_BLOCK_SIZE (64*1024)
#define RESYNC_PAGES ((RESYNC_BLOCK_SIZE + PAGE_SIZE-1) / PAGE_SIZE)
diff --git a/drivers/md/raid1.h b/drivers/md/raid1.h
index c8894ef1e9d2..c7294e7557e0 100644
--- a/drivers/md/raid1.h
+++ b/drivers/md/raid1.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _RAID1_H
#define _RAID1_H
diff --git a/drivers/md/raid10.h b/drivers/md/raid10.h
index 735ce1a3d260..abceccab6671 100644
--- a/drivers/md/raid10.h
+++ b/drivers/md/raid10.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _RAID10_H
#define _RAID10_H
diff --git a/drivers/md/raid5-log.h b/drivers/md/raid5-log.h
index 328d67aedda4..7f9ad5f7cda0 100644
--- a/drivers/md/raid5-log.h
+++ b/drivers/md/raid5-log.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _RAID5_LOG_H
#define _RAID5_LOG_H
diff --git a/drivers/md/raid5.h b/drivers/md/raid5.h
index f6536399677a..2e6123825095 100644
--- a/drivers/md/raid5.h
+++ b/drivers/md/raid5.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _RAID5_H
#define _RAID5_H
diff --git a/drivers/media/Makefile b/drivers/media/Makefile
index 044503aa8801..594b462ddf0e 100644
--- a/drivers/media/Makefile
+++ b/drivers/media/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the kernel multimedia device drivers.
#
diff --git a/drivers/media/cec/Makefile b/drivers/media/cec/Makefile
index 3353c1741961..41ee3325e1ea 100644
--- a/drivers/media/cec/Makefile
+++ b/drivers/media/cec/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
cec-objs := cec-core.o cec-adap.o cec-api.o cec-edid.o
ifeq ($(CONFIG_CEC_NOTIFIER),y)
diff --git a/drivers/media/cec/cec-adap.c b/drivers/media/cec/cec-adap.c
index eed6c397d840..f8a808d45034 100644
--- a/drivers/media/cec/cec-adap.c
+++ b/drivers/media/cec/cec-adap.c
@@ -1797,12 +1797,19 @@ static int cec_receive_notify(struct cec_adapter *adap, struct cec_msg *msg,
*/
switch (msg->msg[1]) {
case CEC_MSG_GET_CEC_VERSION:
- case CEC_MSG_GIVE_DEVICE_VENDOR_ID:
case CEC_MSG_ABORT:
case CEC_MSG_GIVE_DEVICE_POWER_STATUS:
- case CEC_MSG_GIVE_PHYSICAL_ADDR:
case CEC_MSG_GIVE_OSD_NAME:
+ /*
+ * These messages reply with a directed message, so ignore if
+ * the initiator is Unregistered.
+ */
+ if (!adap->passthrough && from_unregistered)
+ return 0;
+ /* Fall through */
+ case CEC_MSG_GIVE_DEVICE_VENDOR_ID:
case CEC_MSG_GIVE_FEATURES:
+ case CEC_MSG_GIVE_PHYSICAL_ADDR:
/*
* Skip processing these messages if the passthrough mode
* is on.
@@ -1810,7 +1817,7 @@ static int cec_receive_notify(struct cec_adapter *adap, struct cec_msg *msg,
if (adap->passthrough)
goto skip_processing;
/* Ignore if addressing is wrong */
- if (is_broadcast || from_unregistered)
+ if (is_broadcast)
return 0;
break;
diff --git a/drivers/media/common/b2c2/Makefile b/drivers/media/common/b2c2/Makefile
index 24993a5b38ba..73df4a334eda 100644
--- a/drivers/media/common/b2c2/Makefile
+++ b/drivers/media/common/b2c2/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
b2c2-flexcop-objs += flexcop.o flexcop-fe-tuner.o flexcop-i2c.o
b2c2-flexcop-objs += flexcop-sram.o flexcop-eeprom.o flexcop-misc.o
b2c2-flexcop-objs += flexcop-hw-filter.o
diff --git a/drivers/media/common/b2c2/flexcop-common.h b/drivers/media/common/b2c2/flexcop-common.h
index 2533574c0cf4..b7e5e4c17acb 100644
--- a/drivers/media/common/b2c2/flexcop-common.h
+++ b/drivers/media/common/b2c2/flexcop-common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Linux driver for digital TV devices equipped with B2C2 FlexcopII(b)/III
* flexcop-common.h - common header file for device-specific source files
diff --git a/drivers/media/common/b2c2/flexcop-eeprom.c b/drivers/media/common/b2c2/flexcop-eeprom.c
index 844c7836c2a6..0f2151cd36f2 100644
--- a/drivers/media/common/b2c2/flexcop-eeprom.c
+++ b/drivers/media/common/b2c2/flexcop-eeprom.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Linux driver for digital TV devices equipped with B2C2 FlexcopII(b)/III
* flexcop-eeprom.c - eeprom access methods (currently only MAC address reading)
diff --git a/drivers/media/common/b2c2/flexcop-fe-tuner.c b/drivers/media/common/b2c2/flexcop-fe-tuner.c
index 7636606f0be5..a1ce3e8eb1d3 100644
--- a/drivers/media/common/b2c2/flexcop-fe-tuner.c
+++ b/drivers/media/common/b2c2/flexcop-fe-tuner.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Linux driver for digital TV devices equipped with B2C2 FlexcopII(b)/III
* flexcop-fe-tuner.c - methods for frontend attachment and DiSEqC controlling
diff --git a/drivers/media/common/b2c2/flexcop-hw-filter.c b/drivers/media/common/b2c2/flexcop-hw-filter.c
index 8220257903ef..335f30a54ba8 100644
--- a/drivers/media/common/b2c2/flexcop-hw-filter.c
+++ b/drivers/media/common/b2c2/flexcop-hw-filter.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Linux driver for digital TV devices equipped with B2C2 FlexcopII(b)/III
* flexcop-hw-filter.c - pid and mac address filtering and control functions
diff --git a/drivers/media/common/b2c2/flexcop-i2c.c b/drivers/media/common/b2c2/flexcop-i2c.c
index 58d39a59fc09..564da6fa900d 100644
--- a/drivers/media/common/b2c2/flexcop-i2c.c
+++ b/drivers/media/common/b2c2/flexcop-i2c.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Linux driver for digital TV devices equipped with B2C2 FlexcopII(b)/III
* flexcop-i2c.c - flexcop internal 2Wire bus (I2C) and dvb i2c initialization
diff --git a/drivers/media/common/b2c2/flexcop-misc.c b/drivers/media/common/b2c2/flexcop-misc.c
index bb0d95fe64f9..83d01d3a81cc 100644
--- a/drivers/media/common/b2c2/flexcop-misc.c
+++ b/drivers/media/common/b2c2/flexcop-misc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Linux driver for digital TV devices equipped with B2C2 FlexcopII(b)/III
* flexcop-misc.c - miscellaneous functions
diff --git a/drivers/media/common/b2c2/flexcop-reg.h b/drivers/media/common/b2c2/flexcop-reg.h
index 835c54d60e74..dd7c962db565 100644
--- a/drivers/media/common/b2c2/flexcop-reg.h
+++ b/drivers/media/common/b2c2/flexcop-reg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Linux driver for digital TV devices equipped with B2C2 FlexcopII(b)/III
* flexcop-reg.h - register abstraction for FlexCopII, FlexCopIIb and FlexCopIII
diff --git a/drivers/media/common/b2c2/flexcop-sram.c b/drivers/media/common/b2c2/flexcop-sram.c
index 185c285f70fc..d97962eb0112 100644
--- a/drivers/media/common/b2c2/flexcop-sram.c
+++ b/drivers/media/common/b2c2/flexcop-sram.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Linux driver for digital TV devices equipped with B2C2 FlexcopII(b)/III
* flexcop-sram.c - functions for controlling the SRAM
diff --git a/drivers/media/common/b2c2/flexcop.h b/drivers/media/common/b2c2/flexcop.h
index 8942bdacbf61..911ece59ea02 100644
--- a/drivers/media/common/b2c2/flexcop.h
+++ b/drivers/media/common/b2c2/flexcop.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Linux driver for digital TV devices equipped with B2C2 FlexcopII(b)/III
* flexcop.h - private header file for all flexcop-chip-source files
diff --git a/drivers/media/common/b2c2/flexcop_ibi_value_be.h b/drivers/media/common/b2c2/flexcop_ibi_value_be.h
index 8f64bdbd72bb..c97a0d6d7b3a 100644
--- a/drivers/media/common/b2c2/flexcop_ibi_value_be.h
+++ b/drivers/media/common/b2c2/flexcop_ibi_value_be.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Linux driver for digital TV devices equipped with B2C2 FlexcopII(b)/III
* register descriptions
* see flexcop.c for copyright information
diff --git a/drivers/media/common/b2c2/flexcop_ibi_value_le.h b/drivers/media/common/b2c2/flexcop_ibi_value_le.h
index c75830d7d942..5db3b46f21ee 100644
--- a/drivers/media/common/b2c2/flexcop_ibi_value_le.h
+++ b/drivers/media/common/b2c2/flexcop_ibi_value_le.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Linux driver for digital TV devices equipped with B2C2 FlexcopII(b)/III
* register descriptions
* see flexcop.c for copyright information
diff --git a/drivers/media/common/btcx-risc.h b/drivers/media/common/btcx-risc.h
index 03583ef90506..76dc16f402b9 100644
--- a/drivers/media/common/btcx-risc.h
+++ b/drivers/media/common/btcx-risc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
*/
struct btcx_riscmem {
diff --git a/drivers/media/common/cypress_firmware.h b/drivers/media/common/cypress_firmware.h
index 1e4f27356205..0aa46e602b07 100644
--- a/drivers/media/common/cypress_firmware.h
+++ b/drivers/media/common/cypress_firmware.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2004-6 Patrick Boettcher (patrick.boettcher@posteo.de)
* see dvb-usb-init.c for copyright information.
diff --git a/drivers/media/common/saa7146/saa7146_i2c.c b/drivers/media/common/saa7146/saa7146_i2c.c
index 75897f95e4b4..f9e099d812c8 100644
--- a/drivers/media/common/saa7146/saa7146_i2c.c
+++ b/drivers/media/common/saa7146/saa7146_i2c.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <media/drv-intf/saa7146_vv.h>
diff --git a/drivers/media/common/saa7146/saa7146_vbi.c b/drivers/media/common/saa7146/saa7146_vbi.c
index d79e4d7ecd9f..371c6f8606de 100644
--- a/drivers/media/common/saa7146/saa7146_vbi.c
+++ b/drivers/media/common/saa7146/saa7146_vbi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <media/drv-intf/saa7146_vv.h>
static int vbi_pixel_to_capture = 720 * 2;
diff --git a/drivers/media/common/siano/Makefile b/drivers/media/common/siano/Makefile
index 4c0567f106b2..88e2b7ffc537 100644
--- a/drivers/media/common/siano/Makefile
+++ b/drivers/media/common/siano/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
smsmdtv-objs := smscoreapi.o sms-cards.o smsendian.o
smsdvb-objs := smsdvb-main.o
diff --git a/drivers/media/dvb-core/Makefile b/drivers/media/dvb-core/Makefile
index 281bc89576e6..47e2e391bfb8 100644
--- a/drivers/media/dvb-core/Makefile
+++ b/drivers/media/dvb-core/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the kernel DVB device drivers.
#
diff --git a/drivers/media/dvb-core/dvb-usb-ids.h b/drivers/media/dvb-core/dvb-usb-ids.h
index 5b6041d462bc..54d7d8a48b18 100644
--- a/drivers/media/dvb-core/dvb-usb-ids.h
+++ b/drivers/media/dvb-core/dvb-usb-ids.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* dvb-usb-ids.h is part of the DVB USB library.
*
* Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@posteo.de) see
diff --git a/drivers/media/dvb-core/dvb_frontend.c b/drivers/media/dvb-core/dvb_frontend.c
index 2fcba1616168..9139d01ba7ed 100644
--- a/drivers/media/dvb-core/dvb_frontend.c
+++ b/drivers/media/dvb-core/dvb_frontend.c
@@ -141,22 +141,39 @@ struct dvb_frontend_private {
static void dvb_frontend_invoke_release(struct dvb_frontend *fe,
void (*release)(struct dvb_frontend *fe));
-static void dvb_frontend_free(struct kref *ref)
+static void __dvb_frontend_free(struct dvb_frontend *fe)
{
- struct dvb_frontend *fe =
- container_of(ref, struct dvb_frontend, refcount);
struct dvb_frontend_private *fepriv = fe->frontend_priv;
+ if (!fepriv)
+ return;
+
dvb_free_device(fepriv->dvbdev);
dvb_frontend_invoke_release(fe, fe->ops.release);
kfree(fepriv);
+ fe->frontend_priv = NULL;
+}
+
+static void dvb_frontend_free(struct kref *ref)
+{
+ struct dvb_frontend *fe =
+ container_of(ref, struct dvb_frontend, refcount);
+
+ __dvb_frontend_free(fe);
}
static void dvb_frontend_put(struct dvb_frontend *fe)
{
- kref_put(&fe->refcount, dvb_frontend_free);
+ /*
+ * Check if the frontend was registered, as otherwise
+ * kref was not initialized yet.
+ */
+ if (fe->frontend_priv)
+ kref_put(&fe->refcount, dvb_frontend_free);
+ else
+ __dvb_frontend_free(fe);
}
static void dvb_frontend_get(struct dvb_frontend *fe)
diff --git a/drivers/media/dvb-frontends/Makefile b/drivers/media/dvb-frontends/Makefile
index f45f6a4a4371..d025eb373842 100644
--- a/drivers/media/dvb-frontends/Makefile
+++ b/drivers/media/dvb-frontends/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the kernel DVB frontend device drivers.
#
diff --git a/drivers/media/dvb-frontends/dib3000mc.c b/drivers/media/dvb-frontends/dib3000mc.c
index 224283fe100a..4d086a7248e9 100644
--- a/drivers/media/dvb-frontends/dib3000mc.c
+++ b/drivers/media/dvb-frontends/dib3000mc.c
@@ -55,29 +55,57 @@ struct dib3000mc_state {
static u16 dib3000mc_read_word(struct dib3000mc_state *state, u16 reg)
{
- u8 wb[2] = { (reg >> 8) | 0x80, reg & 0xff };
- u8 rb[2];
struct i2c_msg msg[2] = {
- { .addr = state->i2c_addr >> 1, .flags = 0, .buf = wb, .len = 2 },
- { .addr = state->i2c_addr >> 1, .flags = I2C_M_RD, .buf = rb, .len = 2 },
+ { .addr = state->i2c_addr >> 1, .flags = 0, .len = 2 },
+ { .addr = state->i2c_addr >> 1, .flags = I2C_M_RD, .len = 2 },
};
+ u16 word;
+ u8 *b;
+
+ b = kmalloc(4, GFP_KERNEL);
+ if (!b)
+ return 0;
+
+ b[0] = (reg >> 8) | 0x80;
+ b[1] = reg;
+ b[2] = 0;
+ b[3] = 0;
+
+ msg[0].buf = b;
+ msg[1].buf = b + 2;
if (i2c_transfer(state->i2c_adap, msg, 2) != 2)
dprintk("i2c read error on %d\n",reg);
- return (rb[0] << 8) | rb[1];
+ word = (b[2] << 8) | b[3];
+ kfree(b);
+
+ return word;
}
static int dib3000mc_write_word(struct dib3000mc_state *state, u16 reg, u16 val)
{
- u8 b[4] = {
- (reg >> 8) & 0xff, reg & 0xff,
- (val >> 8) & 0xff, val & 0xff,
- };
struct i2c_msg msg = {
- .addr = state->i2c_addr >> 1, .flags = 0, .buf = b, .len = 4
+ .addr = state->i2c_addr >> 1, .flags = 0, .len = 4
};
- return i2c_transfer(state->i2c_adap, &msg, 1) != 1 ? -EREMOTEIO : 0;
+ int rc;
+ u8 *b;
+
+ b = kmalloc(4, GFP_KERNEL);
+ if (!b)
+ return -ENOMEM;
+
+ b[0] = reg >> 8;
+ b[1] = reg;
+ b[2] = val >> 8;
+ b[3] = val;
+
+ msg.buf = b;
+
+ rc = i2c_transfer(state->i2c_adap, &msg, 1) != 1 ? -EREMOTEIO : 0;
+ kfree(b);
+
+ return rc;
}
static int dib3000mc_identify(struct dib3000mc_state *state)
diff --git a/drivers/media/dvb-frontends/dib7000m.h b/drivers/media/dvb-frontends/dib7000m.h
index 8f84dfa9bb58..df7ecb4314cd 100644
--- a/drivers/media/dvb-frontends/dib7000m.h
+++ b/drivers/media/dvb-frontends/dib7000m.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DIB7000M_H
#define DIB7000M_H
diff --git a/drivers/media/dvb-frontends/dib7000p.h b/drivers/media/dvb-frontends/dib7000p.h
index 205fbbff632b..2e10b5ccce67 100644
--- a/drivers/media/dvb-frontends/dib7000p.h
+++ b/drivers/media/dvb-frontends/dib7000p.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DIB7000P_H
#define DIB7000P_H
diff --git a/drivers/media/dvb-frontends/dib8000.h b/drivers/media/dvb-frontends/dib8000.h
index 75cc8e47ec8f..b920fe769021 100644
--- a/drivers/media/dvb-frontends/dib8000.h
+++ b/drivers/media/dvb-frontends/dib8000.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DIB8000_H
#define DIB8000_H
diff --git a/drivers/media/dvb-frontends/dib9000.h b/drivers/media/dvb-frontends/dib9000.h
index 40883b41e66b..bb03362ac7a3 100644
--- a/drivers/media/dvb-frontends/dib9000.h
+++ b/drivers/media/dvb-frontends/dib9000.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DIB9000_H
#define DIB9000_H
diff --git a/drivers/media/dvb-frontends/dibx000_common.h b/drivers/media/dvb-frontends/dibx000_common.h
index 61f4152f24ee..8784af962eba 100644
--- a/drivers/media/dvb-frontends/dibx000_common.h
+++ b/drivers/media/dvb-frontends/dibx000_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DIBX000_COMMON_H
#define DIBX000_COMMON_H
diff --git a/drivers/media/dvb-frontends/drxk.h b/drivers/media/dvb-frontends/drxk.h
index a629897eb905..eb9bdc9f59c4 100644
--- a/drivers/media/dvb-frontends/drxk.h
+++ b/drivers/media/dvb-frontends/drxk.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DRXK_H_
#define _DRXK_H_
diff --git a/drivers/media/dvb-frontends/drxk_hard.h b/drivers/media/dvb-frontends/drxk_hard.h
index 9ed88e014942..a850a876deee 100644
--- a/drivers/media/dvb-frontends/drxk_hard.h
+++ b/drivers/media/dvb-frontends/drxk_hard.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include "drxk_map.h"
#define DRXK_VERSION_MAJOR 0
diff --git a/drivers/media/dvb-frontends/drxk_map.h b/drivers/media/dvb-frontends/drxk_map.h
index 761613f9fd5a..9234ef4fb68d 100644
--- a/drivers/media/dvb-frontends/drxk_map.h
+++ b/drivers/media/dvb-frontends/drxk_map.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define AUD_COMM_EXEC__A 0x1000000
#define AUD_COMM_EXEC_STOP 0x0
#define FEC_COMM_EXEC__A 0x1C00000
diff --git a/drivers/media/dvb-frontends/dvb-pll.c b/drivers/media/dvb-frontends/dvb-pll.c
index 7bec3e028bee..5553b89b804e 100644
--- a/drivers/media/dvb-frontends/dvb-pll.c
+++ b/drivers/media/dvb-frontends/dvb-pll.c
@@ -753,13 +753,19 @@ struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe, int pll_addr,
struct i2c_adapter *i2c,
unsigned int pll_desc_id)
{
- u8 b1 [] = { 0 };
- struct i2c_msg msg = { .addr = pll_addr, .flags = I2C_M_RD,
- .buf = b1, .len = 1 };
+ u8 *b1;
+ struct i2c_msg msg = { .addr = pll_addr, .flags = I2C_M_RD, .len = 1 };
struct dvb_pll_priv *priv = NULL;
int ret;
const struct dvb_pll_desc *desc;
+ b1 = kmalloc(1, GFP_KERNEL);
+ if (!b1)
+ return NULL;
+
+ b1[0] = 0;
+ msg.buf = b1;
+
if ((id[dvb_pll_devcount] > DVB_PLL_UNDEFINED) &&
(id[dvb_pll_devcount] < ARRAY_SIZE(pll_list)))
pll_desc_id = id[dvb_pll_devcount];
@@ -773,15 +779,19 @@ struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe, int pll_addr,
fe->ops.i2c_gate_ctrl(fe, 1);
ret = i2c_transfer (i2c, &msg, 1);
- if (ret != 1)
+ if (ret != 1) {
+ kfree(b1);
return NULL;
+ }
if (fe->ops.i2c_gate_ctrl)
fe->ops.i2c_gate_ctrl(fe, 0);
}
priv = kzalloc(sizeof(struct dvb_pll_priv), GFP_KERNEL);
- if (priv == NULL)
+ if (!priv) {
+ kfree(b1);
return NULL;
+ }
priv->pll_i2c_address = pll_addr;
priv->i2c = i2c;
@@ -811,6 +821,8 @@ struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe, int pll_addr,
"insmod option" : "autodetected");
}
+ kfree(b1);
+
return fe;
}
EXPORT_SYMBOL(dvb_pll_attach);
diff --git a/drivers/media/dvb-frontends/dvb-pll.h b/drivers/media/dvb-frontends/dvb-pll.h
index bf9602a88b6c..6aaa9c6bff9c 100644
--- a/drivers/media/dvb-frontends/dvb-pll.h
+++ b/drivers/media/dvb-frontends/dvb-pll.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* descriptions + helper functions for simple dvb plls.
*/
diff --git a/drivers/media/dvb-frontends/nxt6000_priv.h b/drivers/media/dvb-frontends/nxt6000_priv.h
index 0422e580038a..d317df02c8d7 100644
--- a/drivers/media/dvb-frontends/nxt6000_priv.h
+++ b/drivers/media/dvb-frontends/nxt6000_priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Public Include File for DRV6000 users
* (ie. NxtWave Communications - NXT6000 demodulator driver)
diff --git a/drivers/media/dvb-frontends/si21xx.h b/drivers/media/dvb-frontends/si21xx.h
index b1be62f1983a..43d480bb6ea2 100644
--- a/drivers/media/dvb-frontends/si21xx.h
+++ b/drivers/media/dvb-frontends/si21xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef SI21XX_H
#define SI21XX_H
diff --git a/drivers/media/dvb-frontends/sp887x.h b/drivers/media/dvb-frontends/sp887x.h
index 412f011e6dfd..a680cc22379c 100644
--- a/drivers/media/dvb-frontends/sp887x.h
+++ b/drivers/media/dvb-frontends/sp887x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
Driver for the Spase sp887x demodulator
*/
diff --git a/drivers/media/dvb-frontends/tda18271c2dd.h b/drivers/media/dvb-frontends/tda18271c2dd.h
index e6ccf240f54c..289653db68e4 100644
--- a/drivers/media/dvb-frontends/tda18271c2dd.h
+++ b/drivers/media/dvb-frontends/tda18271c2dd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TDA18271C2DD_H_
#define _TDA18271C2DD_H_
diff --git a/drivers/media/dvb-frontends/tda18271c2dd_maps.h b/drivers/media/dvb-frontends/tda18271c2dd_maps.h
index f3bca5c237d7..5f75516bc0cb 100644
--- a/drivers/media/dvb-frontends/tda18271c2dd_maps.h
+++ b/drivers/media/dvb-frontends/tda18271c2dd_maps.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
enum HF_S {
HF_None = 0, HF_B, HF_DK, HF_G, HF_I, HF_L, HF_L1, HF_MN, HF_FM_Radio,
HF_AnalogMax, HF_DVBT_6MHZ, HF_DVBT_7MHZ, HF_DVBT_8MHZ,
diff --git a/drivers/media/i2c/Makefile b/drivers/media/i2c/Makefile
index c843c181dfb9..f104650d6000 100644
--- a/drivers/media/i2c/Makefile
+++ b/drivers/media/i2c/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
msp3400-objs := msp3400-driver.o msp3400-kthreads.o
obj-$(CONFIG_VIDEO_MSP3400) += msp3400.o
diff --git a/drivers/media/i2c/msp3400-driver.h b/drivers/media/i2c/msp3400-driver.h
index a8702aca187a..b6c7698bce5a 100644
--- a/drivers/media/i2c/msp3400-driver.h
+++ b/drivers/media/i2c/msp3400-driver.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
*/
diff --git a/drivers/media/i2c/soc_camera/Makefile b/drivers/media/i2c/soc_camera/Makefile
index 78532a7fb8e2..faa2df8901d2 100644
--- a/drivers/media/i2c/soc_camera/Makefile
+++ b/drivers/media/i2c/soc_camera/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_SOC_CAMERA_IMX074) += imx074.o
obj-$(CONFIG_SOC_CAMERA_MT9M001) += mt9m001.o
obj-$(CONFIG_SOC_CAMERA_MT9T031) += mt9t031.o
diff --git a/drivers/media/i2c/tea6415c.h b/drivers/media/i2c/tea6415c.h
index 3a47d697536e..f43228207445 100644
--- a/drivers/media/i2c/tea6415c.h
+++ b/drivers/media/i2c/tea6415c.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __INCLUDED_TEA6415C__
#define __INCLUDED_TEA6415C__
diff --git a/drivers/media/i2c/tea6420.h b/drivers/media/i2c/tea6420.h
index 4aa3edb3e193..07f9d72a86bb 100644
--- a/drivers/media/i2c/tea6420.h
+++ b/drivers/media/i2c/tea6420.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __INCLUDED_TEA6420__
#define __INCLUDED_TEA6420__
diff --git a/drivers/media/mmc/Makefile b/drivers/media/mmc/Makefile
index 31e297a202fb..e847aa82ae41 100644
--- a/drivers/media/mmc/Makefile
+++ b/drivers/media/mmc/Makefile
@@ -1 +1,2 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y += siano/
diff --git a/drivers/media/pci/Makefile b/drivers/media/pci/Makefile
index a7e8af0f64a7..1ab759e9b1bb 100644
--- a/drivers/media/pci/Makefile
+++ b/drivers/media/pci/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the kernel multimedia device drivers.
#
diff --git a/drivers/media/pci/b2c2/Makefile b/drivers/media/pci/b2c2/Makefile
index b894320a5f21..35d6835ae43e 100644
--- a/drivers/media/pci/b2c2/Makefile
+++ b/drivers/media/pci/b2c2/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ifneq ($(CONFIG_DVB_B2C2_FLEXCOP_PCI),)
b2c2-flexcop-pci-objs += flexcop-dma.o
endif
diff --git a/drivers/media/pci/b2c2/flexcop-dma.c b/drivers/media/pci/b2c2/flexcop-dma.c
index 913dc97f8b49..f07610a1646d 100644
--- a/drivers/media/pci/b2c2/flexcop-dma.c
+++ b/drivers/media/pci/b2c2/flexcop-dma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Linux driver for digital TV devices equipped with B2C2 FlexcopII(b)/III
* flexcop-dma.c - configuring and controlling the DMA of the FlexCop
diff --git a/drivers/media/pci/bt8xx/Makefile b/drivers/media/pci/bt8xx/Makefile
index 2d4c3dd88be1..009f1dc1521f 100644
--- a/drivers/media/pci/bt8xx/Makefile
+++ b/drivers/media/pci/bt8xx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
bttv-objs := bttv-driver.o bttv-cards.o bttv-if.o \
bttv-risc.o bttv-vbi.o bttv-i2c.o bttv-gpio.o \
bttv-input.o bttv-audio-hook.o btcx-risc.o
diff --git a/drivers/media/pci/bt8xx/btcx-risc.h b/drivers/media/pci/bt8xx/btcx-risc.h
index 1ed7a000160a..dc774a64cd1f 100644
--- a/drivers/media/pci/bt8xx/btcx-risc.h
+++ b/drivers/media/pci/bt8xx/btcx-risc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
struct btcx_riscmem {
unsigned int size;
__le32 *cpu;
diff --git a/drivers/media/pci/bt8xx/bttv.h b/drivers/media/pci/bt8xx/bttv.h
index 91301c3cad1e..eb67e362acf7 100644
--- a/drivers/media/pci/bt8xx/bttv.h
+++ b/drivers/media/pci/bt8xx/bttv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
*
* bttv - Bt848 frame grabber driver
diff --git a/drivers/media/pci/bt8xx/dst_priv.h b/drivers/media/pci/bt8xx/dst_priv.h
index 3974a4c6ebe7..a4319d41d141 100644
--- a/drivers/media/pci/bt8xx/dst_priv.h
+++ b/drivers/media/pci/bt8xx/dst_priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* dst-bt878.h: part of the DST driver for the TwinHan DST Frontend
*
diff --git a/drivers/media/pci/cx18/Makefile b/drivers/media/pci/cx18/Makefile
index d3ff1545c2c5..98914a40f6ac 100644
--- a/drivers/media/pci/cx18/Makefile
+++ b/drivers/media/pci/cx18/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
cx18-objs := cx18-driver.o cx18-cards.o cx18-i2c.o cx18-firmware.o cx18-gpio.o \
cx18-queue.o cx18-streams.o cx18-fileops.o cx18-ioctl.o cx18-controls.o \
cx18-mailbox.o cx18-vbi.o cx18-audio.o cx18-video.o cx18-irq.o \
diff --git a/drivers/media/pci/cx23885/Makefile b/drivers/media/pci/cx23885/Makefile
index a2cbdcf15a8c..b8bf7806124b 100644
--- a/drivers/media/pci/cx23885/Makefile
+++ b/drivers/media/pci/cx23885/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
cx23885-objs := cx23885-cards.o cx23885-video.o cx23885-vbi.o \
cx23885-core.o cx23885-i2c.o cx23885-dvb.o cx23885-417.o \
cx23885-ioctl.o cx23885-ir.o cx23885-av.o cx23885-input.o \
diff --git a/drivers/media/pci/cx23885/cx23885-f300.h b/drivers/media/pci/cx23885/cx23885-f300.h
index be14d7de7cd8..34aef3610aa9 100644
--- a/drivers/media/pci/cx23885/cx23885-f300.h
+++ b/drivers/media/pci/cx23885/cx23885-f300.h
@@ -1,2 +1,3 @@
+/* SPDX-License-Identifier: GPL-2.0 */
extern int f300_set_voltage(struct dvb_frontend *fe,
enum fe_sec_voltage voltage);
diff --git a/drivers/media/pci/cx25821/Makefile b/drivers/media/pci/cx25821/Makefile
index c8f8598a2b86..d14d65b1b042 100644
--- a/drivers/media/pci/cx25821/Makefile
+++ b/drivers/media/pci/cx25821/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
cx25821-y := cx25821-core.o cx25821-cards.o cx25821-i2c.o \
cx25821-gpio.o cx25821-medusa-video.o \
cx25821-video.o
diff --git a/drivers/media/pci/cx88/Makefile b/drivers/media/pci/cx88/Makefile
index d3679c3ee248..86646eee4e6b 100644
--- a/drivers/media/pci/cx88/Makefile
+++ b/drivers/media/pci/cx88/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
cx88xx-objs := cx88-cards.o cx88-core.o cx88-i2c.o cx88-tvaudio.o \
cx88-dsp.o cx88-input.o
cx8800-objs := cx88-video.o cx88-vbi.o
diff --git a/drivers/media/pci/cx88/cx88-vbi.c b/drivers/media/pci/cx88/cx88-vbi.c
index 2d0ef19e6d65..c637679b01b2 100644
--- a/drivers/media/pci/cx88/cx88-vbi.c
+++ b/drivers/media/pci/cx88/cx88-vbi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
*/
diff --git a/drivers/media/pci/ddbridge/Makefile b/drivers/media/pci/ddbridge/Makefile
index 09703312a3f1..7453b65104ff 100644
--- a/drivers/media/pci/ddbridge/Makefile
+++ b/drivers/media/pci/ddbridge/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the ddbridge device driver
#
diff --git a/drivers/media/pci/ivtv/Makefile b/drivers/media/pci/ivtv/Makefile
index 0eaa88298b7e..48f8a23f9a0f 100644
--- a/drivers/media/pci/ivtv/Makefile
+++ b/drivers/media/pci/ivtv/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ivtv-objs := ivtv-routing.o ivtv-cards.o ivtv-controls.o \
ivtv-driver.o ivtv-fileops.o ivtv-firmware.o \
ivtv-gpio.o ivtv-i2c.o ivtv-ioctl.o ivtv-irq.o \
diff --git a/drivers/media/pci/mantis/Makefile b/drivers/media/pci/mantis/Makefile
index f715051e4453..a684dc2ec79e 100644
--- a/drivers/media/pci/mantis/Makefile
+++ b/drivers/media/pci/mantis/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
mantis_core-objs := mantis_ioc.o \
mantis_uart.o \
mantis_dma.o \
diff --git a/drivers/media/pci/netup_unidvb/Makefile b/drivers/media/pci/netup_unidvb/Makefile
index ee6ae0501eae..07d3f1eb728b 100644
--- a/drivers/media/pci/netup_unidvb/Makefile
+++ b/drivers/media/pci/netup_unidvb/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
netup-unidvb-objs += netup_unidvb_core.o
netup-unidvb-objs += netup_unidvb_i2c.o
netup-unidvb-objs += netup_unidvb_ci.o
diff --git a/drivers/media/pci/ngene/Makefile b/drivers/media/pci/ngene/Makefile
index 5c0b5d6b9d69..dbdf284970f8 100644
--- a/drivers/media/pci/ngene/Makefile
+++ b/drivers/media/pci/ngene/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the nGene device driver
#
diff --git a/drivers/media/pci/pt3/Makefile b/drivers/media/pci/pt3/Makefile
index 396f146b1c18..aded8752ac2b 100644
--- a/drivers/media/pci/pt3/Makefile
+++ b/drivers/media/pci/pt3/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
earth-pt3-objs += pt3.o pt3_i2c.o pt3_dma.o
diff --git a/drivers/media/pci/saa7134/Makefile b/drivers/media/pci/saa7134/Makefile
index 09c43da67588..dbaadddf4320 100644
--- a/drivers/media/pci/saa7134/Makefile
+++ b/drivers/media/pci/saa7134/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
saa7134-y += saa7134-cards.o saa7134-core.o saa7134-i2c.o
saa7134-y += saa7134-ts.o saa7134-tvaudio.o saa7134-vbi.o
diff --git a/drivers/media/pci/saa7134/saa7134-reg.h b/drivers/media/pci/saa7134/saa7134-reg.h
index b6ea6f4f9b6c..56b12641d733 100644
--- a/drivers/media/pci/saa7134/saa7134-reg.h
+++ b/drivers/media/pci/saa7134/saa7134-reg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
*
* philips saa7134 registers
diff --git a/drivers/media/pci/saa7164/Makefile b/drivers/media/pci/saa7164/Makefile
index ba0e33a1ee24..3896bcdb99d2 100644
--- a/drivers/media/pci/saa7164/Makefile
+++ b/drivers/media/pci/saa7164/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
saa7164-objs := saa7164-cards.o saa7164-core.o saa7164-i2c.o saa7164-dvb.o \
saa7164-fw.o saa7164-bus.o saa7164-cmd.o saa7164-api.o \
saa7164-buffer.o saa7164-encoder.o saa7164-vbi.o
diff --git a/drivers/media/pci/smipcie/Makefile b/drivers/media/pci/smipcie/Makefile
index 013bc3fe4294..6006aac3c41f 100644
--- a/drivers/media/pci/smipcie/Makefile
+++ b/drivers/media/pci/smipcie/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
smipcie-objs := smipcie-main.o smipcie-ir.o
diff --git a/drivers/media/pci/ttpci/Makefile b/drivers/media/pci/ttpci/Makefile
index 3cf617737f7c..0b805339c123 100644
--- a/drivers/media/pci/ttpci/Makefile
+++ b/drivers/media/pci/ttpci/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the kernel SAA7146 FULL TS DVB device driver
# and the AV7110 DVB device driver
diff --git a/drivers/media/pci/ttpci/av7110.h b/drivers/media/pci/ttpci/av7110.h
index 347827925c14..cd09fd6e6548 100644
--- a/drivers/media/pci/ttpci/av7110.h
+++ b/drivers/media/pci/ttpci/av7110.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _AV7110_H_
#define _AV7110_H_
diff --git a/drivers/media/pci/ttpci/av7110_av.h b/drivers/media/pci/ttpci/av7110_av.h
index f52276f47709..71bbd4391f57 100644
--- a/drivers/media/pci/ttpci/av7110_av.h
+++ b/drivers/media/pci/ttpci/av7110_av.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _AV7110_AV_H_
#define _AV7110_AV_H_
diff --git a/drivers/media/pci/ttpci/av7110_ca.h b/drivers/media/pci/ttpci/av7110_ca.h
index 70ee855ece1b..a6e3f2955730 100644
--- a/drivers/media/pci/ttpci/av7110_ca.h
+++ b/drivers/media/pci/ttpci/av7110_ca.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _AV7110_CA_H_
#define _AV7110_CA_H_
diff --git a/drivers/media/pci/ttpci/av7110_hw.h b/drivers/media/pci/ttpci/av7110_hw.h
index ccb148059406..6380d8950c69 100644
--- a/drivers/media/pci/ttpci/av7110_hw.h
+++ b/drivers/media/pci/ttpci/av7110_hw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _AV7110_HW_H_
#define _AV7110_HW_H_
diff --git a/drivers/media/pci/ttpci/av7110_ipack.c b/drivers/media/pci/ttpci/av7110_ipack.c
index 699ef8b5b99a..5aff26574fe1 100644
--- a/drivers/media/pci/ttpci/av7110_ipack.c
+++ b/drivers/media/pci/ttpci/av7110_ipack.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "dvb_filter.h"
#include "av7110_ipack.h"
#include <linux/string.h> /* for memcpy() */
diff --git a/drivers/media/pci/ttpci/av7110_ipack.h b/drivers/media/pci/ttpci/av7110_ipack.h
index becf94d3fdfa..943ec899bb93 100644
--- a/drivers/media/pci/ttpci/av7110_ipack.h
+++ b/drivers/media/pci/ttpci/av7110_ipack.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _AV7110_IPACK_H_
#define _AV7110_IPACK_H_
diff --git a/drivers/media/pci/ttpci/budget.h b/drivers/media/pci/ttpci/budget.h
index d5ae4438153e..fae83866b199 100644
--- a/drivers/media/pci/ttpci/budget.h
+++ b/drivers/media/pci/ttpci/budget.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __BUDGET_DVB__
#define __BUDGET_DVB__
diff --git a/drivers/media/pci/ttpci/dvb_filter.c b/drivers/media/pci/ttpci/dvb_filter.c
index b67127b67d4e..8c2eca5dcdc9 100644
--- a/drivers/media/pci/ttpci/dvb_filter.c
+++ b/drivers/media/pci/ttpci/dvb_filter.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/string.h>
diff --git a/drivers/media/pci/tw5864/tw5864-util.c b/drivers/media/pci/tw5864/tw5864-util.c
index 771eef235755..b9cebe9d1740 100644
--- a/drivers/media/pci/tw5864/tw5864-util.c
+++ b/drivers/media/pci/tw5864/tw5864-util.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "tw5864.h"
void tw5864_indir_writeb(struct tw5864_dev *dev, u16 addr, u8 data)
diff --git a/drivers/media/pci/tw686x/tw686x-regs.h b/drivers/media/pci/tw686x/tw686x-regs.h
index 15a956642ef4..8adacc928be1 100644
--- a/drivers/media/pci/tw686x/tw686x-regs.h
+++ b/drivers/media/pci/tw686x/tw686x-regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* DMA controller registers */
#define REG8_1(a0) ((const u16[8]) { a0, a0 + 1, a0 + 2, a0 + 3, \
a0 + 4, a0 + 5, a0 + 6, a0 + 7})
diff --git a/drivers/media/pci/zoran/Makefile b/drivers/media/pci/zoran/Makefile
index 44cc13352c88..21ac29a71458 100644
--- a/drivers/media/pci/zoran/Makefile
+++ b/drivers/media/pci/zoran/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
zr36067-objs := zoran_procfs.o zoran_device.o \
zoran_driver.o zoran_card.o
diff --git a/drivers/media/platform/Kconfig b/drivers/media/platform/Kconfig
index 7e7cc49b8674..3c4f7fa7b9d8 100644
--- a/drivers/media/platform/Kconfig
+++ b/drivers/media/platform/Kconfig
@@ -112,7 +112,7 @@ config VIDEO_PXA27x
config VIDEO_QCOM_CAMSS
tristate "Qualcomm 8x16 V4L2 Camera Subsystem driver"
- depends on VIDEO_V4L2 && VIDEO_V4L2_SUBDEV_API
+ depends on VIDEO_V4L2 && VIDEO_V4L2_SUBDEV_API && HAS_DMA
depends on (ARCH_QCOM && IOMMU_DMA) || COMPILE_TEST
select VIDEOBUF2_DMA_SG
select V4L2_FWNODE
diff --git a/drivers/media/platform/Makefile b/drivers/media/platform/Makefile
index c1ef946bf032..327f80a6f82c 100644
--- a/drivers/media/platform/Makefile
+++ b/drivers/media/platform/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the video capture/playback device drivers.
#
diff --git a/drivers/media/platform/atmel/atmel-isc-regs.h b/drivers/media/platform/atmel/atmel-isc-regs.h
index 6936ac467609..e6cef966dcbf 100644
--- a/drivers/media/platform/atmel/atmel-isc-regs.h
+++ b/drivers/media/platform/atmel/atmel-isc-regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ATMEL_ISC_REGS_H
#define __ATMEL_ISC_REGS_H
diff --git a/drivers/media/platform/coda/trace.h b/drivers/media/platform/coda/trace.h
index f20666a4aa89..ca671e315ad0 100644
--- a/drivers/media/platform/coda/trace.h
+++ b/drivers/media/platform/coda/trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM coda
diff --git a/drivers/media/platform/davinci/Makefile b/drivers/media/platform/davinci/Makefile
index d74d9eeb0e9e..05c45bf371aa 100644
--- a/drivers/media/platform/davinci/Makefile
+++ b/drivers/media/platform/davinci/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the davinci video device drivers.
#
diff --git a/drivers/media/platform/exynos4-is/Makefile b/drivers/media/platform/exynos4-is/Makefile
index eed1b185d813..a5ab01c73b95 100644
--- a/drivers/media/platform/exynos4-is/Makefile
+++ b/drivers/media/platform/exynos4-is/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
s5p-fimc-objs := fimc-core.o fimc-reg.o fimc-m2m.o fimc-capture.o media-dev.o
exynos-fimc-lite-objs += fimc-lite-reg.o fimc-lite.o
s5p-csis-objs := mipi-csis.o
diff --git a/drivers/media/platform/marvell-ccic/mcam-core.c b/drivers/media/platform/marvell-ccic/mcam-core.c
index b07a251e8857..7b7250b1cff8 100644
--- a/drivers/media/platform/marvell-ccic/mcam-core.c
+++ b/drivers/media/platform/marvell-ccic/mcam-core.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* The Marvell camera core. This device appears in a number of settings,
* so it needs platform-specific support outside of the core.
diff --git a/drivers/media/platform/marvell-ccic/mcam-core.h b/drivers/media/platform/marvell-ccic/mcam-core.h
index beb339f5561f..ad8955f9f0a1 100644
--- a/drivers/media/platform/marvell-ccic/mcam-core.h
+++ b/drivers/media/platform/marvell-ccic/mcam-core.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Marvell camera core structures.
*
diff --git a/drivers/media/platform/mtk-mdp/Makefile b/drivers/media/platform/mtk-mdp/Makefile
index f8025699af99..5982d65c9971 100644
--- a/drivers/media/platform/mtk-mdp/Makefile
+++ b/drivers/media/platform/mtk-mdp/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
mtk-mdp-y += mtk_mdp_core.o
mtk-mdp-y += mtk_mdp_comp.o
mtk-mdp-y += mtk_mdp_m2m.o
diff --git a/drivers/media/platform/mtk-vcodec/Makefile b/drivers/media/platform/mtk-vcodec/Makefile
index 852d9697ccfa..37b94b555fa1 100644
--- a/drivers/media/platform/mtk-vcodec/Makefile
+++ b/drivers/media/platform/mtk-vcodec/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_VIDEO_MEDIATEK_VCODEC) += mtk-vcodec-dec.o \
mtk-vcodec-enc.o \
diff --git a/drivers/media/platform/omap3isp/Makefile b/drivers/media/platform/omap3isp/Makefile
index 254975a9174e..56e99b4f7d23 100644
--- a/drivers/media/platform/omap3isp/Makefile
+++ b/drivers/media/platform/omap3isp/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for OMAP3 ISP driver
ccflags-$(CONFIG_VIDEO_OMAP3_DEBUG) += -DDEBUG
diff --git a/drivers/media/platform/qcom/camss-8x16/camss-vfe.c b/drivers/media/platform/qcom/camss-8x16/camss-vfe.c
index b21b3c2dc77f..b22d2dfcd3c2 100644
--- a/drivers/media/platform/qcom/camss-8x16/camss-vfe.c
+++ b/drivers/media/platform/qcom/camss-8x16/camss-vfe.c
@@ -2660,7 +2660,7 @@ static int vfe_get_selection(struct v4l2_subdev *sd,
*
* Return -EINVAL or zero on success
*/
-int vfe_set_selection(struct v4l2_subdev *sd,
+static int vfe_set_selection(struct v4l2_subdev *sd,
struct v4l2_subdev_pad_config *cfg,
struct v4l2_subdev_selection *sel)
{
diff --git a/drivers/media/platform/qcom/venus/Makefile b/drivers/media/platform/qcom/venus/Makefile
index 0fe9afb83697..bfd4edf7c83f 100644
--- a/drivers/media/platform/qcom/venus/Makefile
+++ b/drivers/media/platform/qcom/venus/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for Qualcomm Venus driver
venus-core-objs += core.o helpers.o firmware.o \
diff --git a/drivers/media/platform/qcom/venus/helpers.c b/drivers/media/platform/qcom/venus/helpers.c
index 68933d208063..9b2a401a4891 100644
--- a/drivers/media/platform/qcom/venus/helpers.c
+++ b/drivers/media/platform/qcom/venus/helpers.c
@@ -682,6 +682,7 @@ void venus_helper_vb2_stop_streaming(struct vb2_queue *q)
hfi_session_abort(inst);
load_scale_clocks(core);
+ INIT_LIST_HEAD(&inst->registeredbufs);
}
venus_helper_buffers_done(inst, VB2_BUF_STATE_ERROR);
diff --git a/drivers/media/platform/s5p-cec/exynos_hdmi_cecctrl.c b/drivers/media/platform/s5p-cec/exynos_hdmi_cecctrl.c
index 1edf667d562a..146ae6f25cdb 100644
--- a/drivers/media/platform/s5p-cec/exynos_hdmi_cecctrl.c
+++ b/drivers/media/platform/s5p-cec/exynos_hdmi_cecctrl.c
@@ -172,7 +172,8 @@ u32 s5p_cec_get_status(struct s5p_cec_dev *cec)
{
u32 status = 0;
- status = readb(cec->reg + S5P_CEC_STATUS_0);
+ status = readb(cec->reg + S5P_CEC_STATUS_0) & 0xf;
+ status |= (readb(cec->reg + S5P_CEC_TX_STAT1) & 0xf) << 4;
status |= readb(cec->reg + S5P_CEC_STATUS_1) << 8;
status |= readb(cec->reg + S5P_CEC_STATUS_2) << 16;
status |= readb(cec->reg + S5P_CEC_STATUS_3) << 24;
diff --git a/drivers/media/platform/s5p-cec/s5p_cec.c b/drivers/media/platform/s5p-cec/s5p_cec.c
index 58d200e7c838..8837e2678bde 100644
--- a/drivers/media/platform/s5p-cec/s5p_cec.c
+++ b/drivers/media/platform/s5p-cec/s5p_cec.c
@@ -92,7 +92,10 @@ static irqreturn_t s5p_cec_irq_handler(int irq, void *priv)
dev_dbg(cec->dev, "irq received\n");
if (status & CEC_STATUS_TX_DONE) {
- if (status & CEC_STATUS_TX_ERROR) {
+ if (status & CEC_STATUS_TX_NACK) {
+ dev_dbg(cec->dev, "CEC_STATUS_TX_NACK set\n");
+ cec->tx = STATE_NACK;
+ } else if (status & CEC_STATUS_TX_ERROR) {
dev_dbg(cec->dev, "CEC_STATUS_TX_ERROR set\n");
cec->tx = STATE_ERROR;
} else {
@@ -135,6 +138,12 @@ static irqreturn_t s5p_cec_irq_handler_thread(int irq, void *priv)
cec_transmit_done(cec->adap, CEC_TX_STATUS_OK, 0, 0, 0, 0);
cec->tx = STATE_IDLE;
break;
+ case STATE_NACK:
+ cec_transmit_done(cec->adap,
+ CEC_TX_STATUS_MAX_RETRIES | CEC_TX_STATUS_NACK,
+ 0, 1, 0, 0);
+ cec->tx = STATE_IDLE;
+ break;
case STATE_ERROR:
cec_transmit_done(cec->adap,
CEC_TX_STATUS_MAX_RETRIES | CEC_TX_STATUS_ERROR,
diff --git a/drivers/media/platform/s5p-cec/s5p_cec.h b/drivers/media/platform/s5p-cec/s5p_cec.h
index 8bcd8dc1aeb9..86ded522ef27 100644
--- a/drivers/media/platform/s5p-cec/s5p_cec.h
+++ b/drivers/media/platform/s5p-cec/s5p_cec.h
@@ -35,6 +35,7 @@
#define CEC_STATUS_TX_TRANSFERRING (1 << 1)
#define CEC_STATUS_TX_DONE (1 << 2)
#define CEC_STATUS_TX_ERROR (1 << 3)
+#define CEC_STATUS_TX_NACK (1 << 4)
#define CEC_STATUS_TX_BYTES (0xFF << 8)
#define CEC_STATUS_RX_RUNNING (1 << 16)
#define CEC_STATUS_RX_RECEIVING (1 << 17)
@@ -55,6 +56,7 @@ enum cec_state {
STATE_IDLE,
STATE_BUSY,
STATE_DONE,
+ STATE_NACK,
STATE_ERROR
};
diff --git a/drivers/media/platform/s5p-mfc/Makefile b/drivers/media/platform/s5p-mfc/Makefile
index 15f59b324fef..0b324af2ab00 100644
--- a/drivers/media/platform/s5p-mfc/Makefile
+++ b/drivers/media/platform/s5p-mfc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_VIDEO_SAMSUNG_S5P_MFC) += s5p-mfc.o
s5p-mfc-y += s5p_mfc.o s5p_mfc_intr.o
s5p-mfc-y += s5p_mfc_dec.o s5p_mfc_enc.o
diff --git a/drivers/media/platform/sti/c8sectpfe/Makefile b/drivers/media/platform/sti/c8sectpfe/Makefile
index b578c7cb4c34..b642b4fd5045 100644
--- a/drivers/media/platform/sti/c8sectpfe/Makefile
+++ b/drivers/media/platform/sti/c8sectpfe/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
c8sectpfe-y += c8sectpfe-core.o c8sectpfe-common.o c8sectpfe-dvb.o \
c8sectpfe-debugfs.o
diff --git a/drivers/media/platform/ti-vpe/Makefile b/drivers/media/platform/ti-vpe/Makefile
index 32504b724b5d..886ac5ec073f 100644
--- a/drivers/media/platform/ti-vpe/Makefile
+++ b/drivers/media/platform/ti-vpe/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_VIDEO_TI_VPE) += ti-vpe.o
obj-$(CONFIG_VIDEO_TI_VPDMA) += ti-vpdma.o
obj-$(CONFIG_VIDEO_TI_SC) += ti-sc.o
diff --git a/drivers/media/platform/via-camera.h b/drivers/media/platform/via-camera.h
index b12a4b3d616f..2d67f8ce258d 100644
--- a/drivers/media/platform/via-camera.h
+++ b/drivers/media/platform/via-camera.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* VIA Camera register definitions.
*/
diff --git a/drivers/media/platform/vimc/Makefile b/drivers/media/platform/vimc/Makefile
index 68c5d9804c11..4b2e3de7856e 100644
--- a/drivers/media/platform/vimc/Makefile
+++ b/drivers/media/platform/vimc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
vimc-objs := vimc-core.o
vimc_capture-objs := vimc-capture.o
vimc_common-objs := vimc-common.o
diff --git a/drivers/media/platform/vivid/Makefile b/drivers/media/platform/vivid/Makefile
index 29738810e3ee..2f5762e3309a 100644
--- a/drivers/media/platform/vivid/Makefile
+++ b/drivers/media/platform/vivid/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
vivid-objs := vivid-core.o vivid-ctrls.o vivid-vid-common.o vivid-vbi-gen.o \
vivid-vid-cap.o vivid-vid-out.o vivid-kthread-cap.o vivid-kthread-out.o \
vivid-radio-rx.o vivid-radio-tx.o vivid-radio-common.o \
diff --git a/drivers/media/platform/vsp1/Makefile b/drivers/media/platform/vsp1/Makefile
index a33afc385a48..f5cd6f0491cb 100644
--- a/drivers/media/platform/vsp1/Makefile
+++ b/drivers/media/platform/vsp1/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
vsp1-y := vsp1_drv.o vsp1_entity.o vsp1_pipe.o
vsp1-y += vsp1_dl.o vsp1_drm.o vsp1_video.o
vsp1-y += vsp1_rpf.o vsp1_rwpf.o vsp1_wpf.o
diff --git a/drivers/media/radio/Makefile b/drivers/media/radio/Makefile
index 120e791199b2..37e6e8255b57 100644
--- a/drivers/media/radio/Makefile
+++ b/drivers/media/radio/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the kernel character device drivers.
#
diff --git a/drivers/media/radio/lm7000.h b/drivers/media/radio/lm7000.h
index 139cd6b68824..adb217965620 100644
--- a/drivers/media/radio/lm7000.h
+++ b/drivers/media/radio/lm7000.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LM7000_H
#define __LM7000_H
diff --git a/drivers/media/rc/Makefile b/drivers/media/rc/Makefile
index 9bc6a3980ed0..ab3d5a135453 100644
--- a/drivers/media/rc/Makefile
+++ b/drivers/media/rc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
rc-core-objs := rc-main.o rc-ir-raw.o
obj-y += keymaps/
diff --git a/drivers/media/rc/img-ir/Makefile b/drivers/media/rc/img-ir/Makefile
index 8e6d458e66ad..741fedc5dceb 100644
--- a/drivers/media/rc/img-ir/Makefile
+++ b/drivers/media/rc/img-ir/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
img-ir-y := img-ir-core.o
img-ir-$(CONFIG_IR_IMG_RAW) += img-ir-raw.o
img-ir-$(CONFIG_IR_IMG_HW) += img-ir-hw.o
diff --git a/drivers/media/rc/keymaps/Makefile b/drivers/media/rc/keymaps/Makefile
index af6496d709fb..2d0b26bf2051 100644
--- a/drivers/media/rc/keymaps/Makefile
+++ b/drivers/media/rc/keymaps/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_RC_MAP) += rc-adstech-dvb-t-pci.o \
rc-alink-dtu-m.o \
rc-anysee.o \
diff --git a/drivers/media/tuners/Makefile b/drivers/media/tuners/Makefile
index 06a9ab65e5fa..7be96511532d 100644
--- a/drivers/media/tuners/Makefile
+++ b/drivers/media/tuners/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for common V4L/DVB tuners
#
diff --git a/drivers/media/tuners/fc0011.h b/drivers/media/tuners/fc0011.h
index 438cf897acd1..a36871c44c8c 100644
--- a/drivers/media/tuners/fc0011.h
+++ b/drivers/media/tuners/fc0011.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_FC0011_H_
#define LINUX_FC0011_H_
diff --git a/drivers/media/tuners/mt2060.c b/drivers/media/tuners/mt2060.c
index 2e487f9a2cc3..4983eeb39f36 100644
--- a/drivers/media/tuners/mt2060.c
+++ b/drivers/media/tuners/mt2060.c
@@ -38,41 +38,74 @@ MODULE_PARM_DESC(debug, "Turn on/off debugging (default:off).");
static int mt2060_readreg(struct mt2060_priv *priv, u8 reg, u8 *val)
{
struct i2c_msg msg[2] = {
- { .addr = priv->cfg->i2c_address, .flags = 0, .buf = &reg, .len = 1 },
- { .addr = priv->cfg->i2c_address, .flags = I2C_M_RD, .buf = val, .len = 1 },
+ { .addr = priv->cfg->i2c_address, .flags = 0, .len = 1 },
+ { .addr = priv->cfg->i2c_address, .flags = I2C_M_RD, .len = 1 },
};
+ int rc = 0;
+ u8 *b;
+
+ b = kmalloc(2, GFP_KERNEL);
+ if (!b)
+ return -ENOMEM;
+
+ b[0] = reg;
+ b[1] = 0;
+
+ msg[0].buf = b;
+ msg[1].buf = b + 1;
if (i2c_transfer(priv->i2c, msg, 2) != 2) {
printk(KERN_WARNING "mt2060 I2C read failed\n");
- return -EREMOTEIO;
+ rc = -EREMOTEIO;
}
- return 0;
+ *val = b[1];
+ kfree(b);
+
+ return rc;
}
// Writes a single register
static int mt2060_writereg(struct mt2060_priv *priv, u8 reg, u8 val)
{
- u8 buf[2] = { reg, val };
struct i2c_msg msg = {
- .addr = priv->cfg->i2c_address, .flags = 0, .buf = buf, .len = 2
+ .addr = priv->cfg->i2c_address, .flags = 0, .len = 2
};
+ u8 *buf;
+ int rc = 0;
+
+ buf = kmalloc(2, GFP_KERNEL);
+ if (!buf)
+ return -ENOMEM;
+
+ buf[0] = reg;
+ buf[1] = val;
+
+ msg.buf = buf;
if (i2c_transfer(priv->i2c, &msg, 1) != 1) {
printk(KERN_WARNING "mt2060 I2C write failed\n");
- return -EREMOTEIO;
+ rc = -EREMOTEIO;
}
- return 0;
+ kfree(buf);
+ return rc;
}
// Writes a set of consecutive registers
static int mt2060_writeregs(struct mt2060_priv *priv,u8 *buf, u8 len)
{
int rem, val_len;
- u8 xfer_buf[16];
+ u8 *xfer_buf;
+ int rc = 0;
struct i2c_msg msg = {
- .addr = priv->cfg->i2c_address, .flags = 0, .buf = xfer_buf
+ .addr = priv->cfg->i2c_address, .flags = 0
};
+ xfer_buf = kmalloc(16, GFP_KERNEL);
+ if (!xfer_buf)
+ return -ENOMEM;
+
+ msg.buf = xfer_buf;
+
for (rem = len - 1; rem > 0; rem -= priv->i2c_max_regs) {
val_len = min_t(int, rem, priv->i2c_max_regs);
msg.len = 1 + val_len;
@@ -81,11 +114,13 @@ static int mt2060_writeregs(struct mt2060_priv *priv,u8 *buf, u8 len)
if (i2c_transfer(priv->i2c, &msg, 1) != 1) {
printk(KERN_WARNING "mt2060 I2C write failed (len=%i)\n", val_len);
- return -EREMOTEIO;
+ rc = -EREMOTEIO;
+ break;
}
}
- return 0;
+ kfree(xfer_buf);
+ return rc;
}
// Initialisation sequences
diff --git a/drivers/media/tuners/mt2063.h b/drivers/media/tuners/mt2063.h
index e55e0a6dd1be..0e3e3b0525bb 100644
--- a/drivers/media/tuners/mt2063.h
+++ b/drivers/media/tuners/mt2063.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MT2063_H__
#define __MT2063_H__
diff --git a/drivers/media/usb/Makefile b/drivers/media/usb/Makefile
index 738b993ec8b0..21e46b10caa5 100644
--- a/drivers/media/usb/Makefile
+++ b/drivers/media/usb/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the USB media device drivers
#
diff --git a/drivers/media/usb/as102/Makefile b/drivers/media/usb/as102/Makefile
index 22f43eee4a3b..56bd2d00b920 100644
--- a/drivers/media/usb/as102/Makefile
+++ b/drivers/media/usb/as102/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dvb-as102-objs := as102_drv.o as102_fw.o as10x_cmd.o as10x_cmd_stream.o \
as102_usb_drv.o as10x_cmd_cfg.o
diff --git a/drivers/media/usb/au0828/Makefile b/drivers/media/usb/au0828/Makefile
index 3dc7539a5c4e..c06ef6601f2d 100644
--- a/drivers/media/usb/au0828/Makefile
+++ b/drivers/media/usb/au0828/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
au0828-objs := au0828-core.o au0828-i2c.o au0828-cards.o au0828-dvb.o
ifeq ($(CONFIG_VIDEO_AU0828_V4L2),y)
diff --git a/drivers/media/usb/b2c2/flexcop-usb.h b/drivers/media/usb/b2c2/flexcop-usb.h
index 25ad43166e78..e86faa0e06ca 100644
--- a/drivers/media/usb/b2c2/flexcop-usb.h
+++ b/drivers/media/usb/b2c2/flexcop-usb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Linux driver for digital TV devices equipped with B2C2 FlexcopII(b)/III
* flexcop-usb.h - header file for the USB part
diff --git a/drivers/media/usb/cx231xx/Makefile b/drivers/media/usb/cx231xx/Makefile
index 52cf76935e69..19e8c35d6a77 100644
--- a/drivers/media/usb/cx231xx/Makefile
+++ b/drivers/media/usb/cx231xx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
cx231xx-y += cx231xx-video.o cx231xx-i2c.o cx231xx-cards.o cx231xx-core.o
cx231xx-y += cx231xx-avcore.o cx231xx-417.o cx231xx-pcb-cfg.o cx231xx-vbi.o
cx231xx-$(CONFIG_VIDEO_CX231XX_RC) += cx231xx-input.o
diff --git a/drivers/media/usb/dvb-usb-v2/Makefile b/drivers/media/usb/dvb-usb-v2/Makefile
index 969f68e55265..bed44601f324 100644
--- a/drivers/media/usb/dvb-usb-v2/Makefile
+++ b/drivers/media/usb/dvb-usb-v2/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dvb_usb_v2-objs := dvb_usb_core.o dvb_usb_urb.o usb_urb.o
obj-$(CONFIG_DVB_USB_V2) += dvb_usb_v2.o
diff --git a/drivers/media/usb/dvb-usb-v2/gl861.h b/drivers/media/usb/dvb-usb-v2/gl861.h
index b0b80d87bb7e..b651b857e034 100644
--- a/drivers/media/usb/dvb-usb-v2/gl861.h
+++ b/drivers/media/usb/dvb-usb-v2/gl861.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DVB_USB_GL861_H_
#define _DVB_USB_GL861_H_
diff --git a/drivers/media/usb/dvb-usb-v2/usb_urb.c b/drivers/media/usb/dvb-usb-v2/usb_urb.c
index 55136cde38f5..dce2b97efce4 100644
--- a/drivers/media/usb/dvb-usb-v2/usb_urb.c
+++ b/drivers/media/usb/dvb-usb-v2/usb_urb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* usb-urb.c is part of the DVB USB library.
*
* Copyright (C) 2004-6 Patrick Boettcher (patrick.boettcher@posteo.de)
diff --git a/drivers/media/usb/dvb-usb/Makefile b/drivers/media/usb/dvb-usb/Makefile
index 3b3f32b426d1..16de1e4f36a4 100644
--- a/drivers/media/usb/dvb-usb/Makefile
+++ b/drivers/media/usb/dvb-usb/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
dvb-usb-objs += dvb-usb-firmware.o dvb-usb-init.o dvb-usb-urb.o dvb-usb-i2c.o
dvb-usb-objs += dvb-usb-dvb.o dvb-usb-remote.o usb-urb.o
obj-$(CONFIG_DVB_USB) += dvb-usb.o
diff --git a/drivers/media/usb/dvb-usb/af9005-script.h b/drivers/media/usb/dvb-usb/af9005-script.h
index 4d69045426dd..870cb59cd904 100644
--- a/drivers/media/usb/dvb-usb/af9005-script.h
+++ b/drivers/media/usb/dvb-usb/af9005-script.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
File automatically generated by createinit.py using data
extracted from AF05BDA.sys (windows driver):
diff --git a/drivers/media/usb/dvb-usb/az6027.h b/drivers/media/usb/dvb-usb/az6027.h
index f3afe17f3f3d..95b056b36030 100644
--- a/drivers/media/usb/dvb-usb/az6027.h
+++ b/drivers/media/usb/dvb-usb/az6027.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DVB_USB_VP6027_H_
#define _DVB_USB_VP6027_H_
diff --git a/drivers/media/usb/dvb-usb/cxusb.h b/drivers/media/usb/dvb-usb/cxusb.h
index 66429d7f69b5..88f9b9804b25 100644
--- a/drivers/media/usb/dvb-usb/cxusb.h
+++ b/drivers/media/usb/dvb-usb/cxusb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DVB_USB_CXUSB_H_
#define _DVB_USB_CXUSB_H_
diff --git a/drivers/media/usb/dvb-usb/dib07x0.h b/drivers/media/usb/dvb-usb/dib07x0.h
index 7e62c1018520..2e67f794fe37 100644
--- a/drivers/media/usb/dvb-usb/dib07x0.h
+++ b/drivers/media/usb/dvb-usb/dib07x0.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DIB07X0_H_
#define _DIB07X0_H_
diff --git a/drivers/media/usb/dvb-usb/digitv.h b/drivers/media/usb/dvb-usb/digitv.h
index 581e09c25491..2af9fedfad70 100644
--- a/drivers/media/usb/dvb-usb/digitv.h
+++ b/drivers/media/usb/dvb-usb/digitv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DVB_USB_DIGITV_H_
#define _DVB_USB_DIGITV_H_
diff --git a/drivers/media/usb/dvb-usb/dvb-usb-common.h b/drivers/media/usb/dvb-usb/dvb-usb-common.h
index 7e619d638809..8c51ac4493dd 100644
--- a/drivers/media/usb/dvb-usb/dvb-usb-common.h
+++ b/drivers/media/usb/dvb-usb/dvb-usb-common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* dvb-usb-common.h is part of the DVB USB library.
*
* Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@posteo.de)
diff --git a/drivers/media/usb/dvb-usb/dvb-usb-dvb.c b/drivers/media/usb/dvb-usb/dvb-usb-dvb.c
index e5675da286cb..3a66e732e0d8 100644
--- a/drivers/media/usb/dvb-usb/dvb-usb-dvb.c
+++ b/drivers/media/usb/dvb-usb/dvb-usb-dvb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* dvb-usb-dvb.c is part of the DVB USB library.
*
* Copyright (C) 2004-6 Patrick Boettcher (patrick.boettcher@posteo.de)
diff --git a/drivers/media/usb/dvb-usb/dvb-usb-firmware.c b/drivers/media/usb/dvb-usb/dvb-usb-firmware.c
index 04033efe7ad5..15c153e49382 100644
--- a/drivers/media/usb/dvb-usb/dvb-usb-firmware.c
+++ b/drivers/media/usb/dvb-usb/dvb-usb-firmware.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* dvb-usb-firmware.c is part of the DVB USB library.
*
* Copyright (C) 2004-6 Patrick Boettcher (patrick.boettcher@posteo.de)
diff --git a/drivers/media/usb/dvb-usb/dvb-usb-i2c.c b/drivers/media/usb/dvb-usb/dvb-usb-i2c.c
index 4f0b0adce7f5..ca0b734e009b 100644
--- a/drivers/media/usb/dvb-usb/dvb-usb-i2c.c
+++ b/drivers/media/usb/dvb-usb/dvb-usb-i2c.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* dvb-usb-i2c.c is part of the DVB USB library.
*
* Copyright (C) 2004-6 Patrick Boettcher (patrick.boettcher@posteo.de)
diff --git a/drivers/media/usb/dvb-usb/dvb-usb-remote.c b/drivers/media/usb/dvb-usb/dvb-usb-remote.c
index 0b03f9bd9c26..701c10835482 100644
--- a/drivers/media/usb/dvb-usb/dvb-usb-remote.c
+++ b/drivers/media/usb/dvb-usb/dvb-usb-remote.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* dvb-usb-remote.c is part of the DVB USB library.
*
* Copyright (C) 2004-6 Patrick Boettcher (patrick.boettcher@posteo.de)
diff --git a/drivers/media/usb/dvb-usb/dvb-usb-urb.c b/drivers/media/usb/dvb-usb/dvb-usb-urb.c
index 95f9097498cb..c1b4e94a37f8 100644
--- a/drivers/media/usb/dvb-usb/dvb-usb-urb.c
+++ b/drivers/media/usb/dvb-usb/dvb-usb-urb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* dvb-usb-urb.c is part of the DVB USB library.
*
* Copyright (C) 2004-6 Patrick Boettcher (patrick.boettcher@posteo.de)
diff --git a/drivers/media/usb/dvb-usb/dvb-usb.h b/drivers/media/usb/dvb-usb/dvb-usb.h
index 72468fdffa18..6c7c4637530f 100644
--- a/drivers/media/usb/dvb-usb/dvb-usb.h
+++ b/drivers/media/usb/dvb-usb/dvb-usb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* dvb-usb.h is part of the DVB USB library.
*
* Copyright (C) 2004-6 Patrick Boettcher (patrick.boettcher@posteo.de)
diff --git a/drivers/media/usb/dvb-usb/dw2102.h b/drivers/media/usb/dvb-usb/dw2102.h
index 5cd0b0eb6ce1..f64cf79b7934 100644
--- a/drivers/media/usb/dvb-usb/dw2102.h
+++ b/drivers/media/usb/dvb-usb/dw2102.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DW2102_H_
#define _DW2102_H_
diff --git a/drivers/media/usb/dvb-usb/m920x.h b/drivers/media/usb/dvb-usb/m920x.h
index 3c061518ffc1..bab3c6ac7084 100644
--- a/drivers/media/usb/dvb-usb/m920x.h
+++ b/drivers/media/usb/dvb-usb/m920x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DVB_USB_M920X_H_
#define _DVB_USB_M920X_H_
diff --git a/drivers/media/usb/dvb-usb/usb-urb.c b/drivers/media/usb/dvb-usb/usb-urb.c
index 89173603be67..2804d2d0e83a 100644
--- a/drivers/media/usb/dvb-usb/usb-urb.c
+++ b/drivers/media/usb/dvb-usb/usb-urb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* usb-urb.c is part of the DVB USB library.
*
* Copyright (C) 2004-6 Patrick Boettcher (patrick.boettcher@posteo.de)
diff --git a/drivers/media/usb/dvb-usb/vp702x.h b/drivers/media/usb/dvb-usb/vp702x.h
index 20b90055e7ac..18ad7ced2045 100644
--- a/drivers/media/usb/dvb-usb/vp702x.h
+++ b/drivers/media/usb/dvb-usb/vp702x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DVB_USB_VP7021_H_
#define _DVB_USB_VP7021_H_
diff --git a/drivers/media/usb/em28xx/Makefile b/drivers/media/usb/em28xx/Makefile
index 3f850d5063d0..86bfc35e2ed4 100644
--- a/drivers/media/usb/em28xx/Makefile
+++ b/drivers/media/usb/em28xx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
em28xx-y += em28xx-core.o em28xx-i2c.o em28xx-cards.o em28xx-camera.o
em28xx-v4l-objs := em28xx-video.o em28xx-vbi.o
diff --git a/drivers/media/usb/em28xx/em28xx-reg.h b/drivers/media/usb/em28xx/em28xx-reg.h
index 747525ca7ed5..9e5cdfb25a73 100644
--- a/drivers/media/usb/em28xx/em28xx-reg.h
+++ b/drivers/media/usb/em28xx/em28xx-reg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define EM_GPIO_0 (1 << 0)
#define EM_GPIO_1 (1 << 1)
#define EM_GPIO_2 (1 << 2)
diff --git a/drivers/media/usb/go7007/Makefile b/drivers/media/usb/go7007/Makefile
index e99287c3b828..3d95bbc4192c 100644
--- a/drivers/media/usb/go7007/Makefile
+++ b/drivers/media/usb/go7007/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_VIDEO_GO7007) += go7007.o
obj-$(CONFIG_VIDEO_GO7007_USB) += go7007-usb.o
obj-$(CONFIG_VIDEO_GO7007_LOADER) += go7007-loader.o
diff --git a/drivers/media/usb/gspca/Makefile b/drivers/media/usb/gspca/Makefile
index 9f5ccecb9c8a..3e3ecbffdf9f 100644
--- a/drivers/media/usb/gspca/Makefile
+++ b/drivers/media/usb/gspca/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_USB_GSPCA) += gspca_main.o
obj-$(CONFIG_USB_GSPCA_BENQ) += gspca_benq.o
obj-$(CONFIG_USB_GSPCA_CONEX) += gspca_conex.o
diff --git a/drivers/media/usb/gspca/gl860/Makefile b/drivers/media/usb/gspca/gl860/Makefile
index cf6397415aad..7bcfa36f12ac 100644
--- a/drivers/media/usb/gspca/gl860/Makefile
+++ b/drivers/media/usb/gspca/gl860/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_USB_GL860) += gspca_gl860.o
gspca_gl860-objs := gl860.o \
diff --git a/drivers/media/usb/gspca/gspca.h b/drivers/media/usb/gspca/gspca.h
index d39adf90303b..9e0cf711642b 100644
--- a/drivers/media/usb/gspca/gspca.h
+++ b/drivers/media/usb/gspca/gspca.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef GSPCAV2_H
#define GSPCAV2_H
diff --git a/drivers/media/usb/gspca/m5602/Makefile b/drivers/media/usb/gspca/m5602/Makefile
index 8e1fb5a1d2a1..95c9db6dc59c 100644
--- a/drivers/media/usb/gspca/m5602/Makefile
+++ b/drivers/media/usb/gspca/m5602/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_USB_M5602) += gspca_m5602.o
gspca_m5602-objs := m5602_core.o \
diff --git a/drivers/media/usb/gspca/stv06xx/Makefile b/drivers/media/usb/gspca/stv06xx/Makefile
index 3a4b2f899049..c4d7206e0c92 100644
--- a/drivers/media/usb/gspca/stv06xx/Makefile
+++ b/drivers/media/usb/gspca/stv06xx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_USB_STV06XX) += gspca_stv06xx.o
gspca_stv06xx-objs := stv06xx.o \
diff --git a/drivers/media/usb/pvrusb2/Makefile b/drivers/media/usb/pvrusb2/Makefile
index ad705547bdce..0d84064036b2 100644
--- a/drivers/media/usb/pvrusb2/Makefile
+++ b/drivers/media/usb/pvrusb2/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-pvrusb2-sysfs-$(CONFIG_VIDEO_PVRUSB2_SYSFS) := pvrusb2-sysfs.o
obj-pvrusb2-debugifc-$(CONFIG_VIDEO_PVRUSB2_DEBUGIFC) := pvrusb2-debugifc.o
obj-pvrusb2-dvb-$(CONFIG_VIDEO_PVRUSB2_DVB) := pvrusb2-dvb.o
diff --git a/drivers/media/usb/pvrusb2/pvrusb2-dvb.h b/drivers/media/usb/pvrusb2/pvrusb2-dvb.h
index 884ff916a352..b500c86d4178 100644
--- a/drivers/media/usb/pvrusb2/pvrusb2-dvb.h
+++ b/drivers/media/usb/pvrusb2/pvrusb2-dvb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PVRUSB2_DVB_H__
#define __PVRUSB2_DVB_H__
diff --git a/drivers/media/usb/pwc/pwc-nala.h b/drivers/media/usb/pwc/pwc-nala.h
index 168c73ef75d8..0fe9d473f4e9 100644
--- a/drivers/media/usb/pwc/pwc-nala.h
+++ b/drivers/media/usb/pwc/pwc-nala.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* SQCIF */
{
{0, 0, {0x04, 0x01, 0x03}},
diff --git a/drivers/media/usb/stk1160/Makefile b/drivers/media/usb/stk1160/Makefile
index 42d05463b353..613471528749 100644
--- a/drivers/media/usb/stk1160/Makefile
+++ b/drivers/media/usb/stk1160/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
stk1160-y := stk1160-core.o \
stk1160-v4l.o \
stk1160-video.o \
diff --git a/drivers/media/usb/tm6000/Makefile b/drivers/media/usb/tm6000/Makefile
index f2644933b8d1..05322a72e862 100644
--- a/drivers/media/usb/tm6000/Makefile
+++ b/drivers/media/usb/tm6000/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
tm6000-y := tm6000-cards.o \
tm6000-core.o \
tm6000-i2c.o \
diff --git a/drivers/media/usb/usbvision/usbvision-cards.h b/drivers/media/usb/usbvision/usbvision-cards.h
index a51cc1185cce..07ec83512743 100644
--- a/drivers/media/usb/usbvision/usbvision-cards.h
+++ b/drivers/media/usb/usbvision/usbvision-cards.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define XANBOO 0
#define BELKIN_VIDEOBUS_II 1
#define BELKIN_VIDEOBUS 2
diff --git a/drivers/media/usb/uvc/Makefile b/drivers/media/usb/uvc/Makefile
index c26d12fdb8f4..a4fe5b5d533f 100644
--- a/drivers/media/usb/uvc/Makefile
+++ b/drivers/media/usb/uvc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
uvcvideo-objs := uvc_driver.o uvc_queue.o uvc_v4l2.o uvc_video.o uvc_ctrl.o \
uvc_status.o uvc_isight.o uvc_debugfs.o
ifeq ($(CONFIG_MEDIA_CONTROLLER),y)
diff --git a/drivers/media/usb/uvc/uvcvideo.h b/drivers/media/usb/uvc/uvcvideo.h
index 34c7ee6cc9e5..05398784d1c8 100644
--- a/drivers/media/usb/uvc/uvcvideo.h
+++ b/drivers/media/usb/uvc/uvcvideo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _USB_VIDEO_H_
#define _USB_VIDEO_H_
diff --git a/drivers/media/v4l2-core/Makefile b/drivers/media/v4l2-core/Makefile
index 098ad5fd5231..77303286aef7 100644
--- a/drivers/media/v4l2-core/Makefile
+++ b/drivers/media/v4l2-core/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the V4L2 core
#
diff --git a/drivers/media/v4l2-core/v4l2-trace.c b/drivers/media/v4l2-core/v4l2-trace.c
index 7416010542c1..95f3b02e1f84 100644
--- a/drivers/media/v4l2-core/v4l2-trace.c
+++ b/drivers/media/v4l2-core/v4l2-trace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <media/v4l2-common.h>
#include <media/v4l2-fh.h>
#include <media/videobuf2-v4l2.h>
diff --git a/drivers/media/v4l2-core/vb2-trace.c b/drivers/media/v4l2-core/vb2-trace.c
index 61e74f5936b3..4c0f39d271f0 100644
--- a/drivers/media/v4l2-core/vb2-trace.c
+++ b/drivers/media/v4l2-core/vb2-trace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <media/videobuf2-core.h>
#define CREATE_TRACE_POINTS
diff --git a/drivers/memory/Makefile b/drivers/memory/Makefile
index e88097fbc085..470b93e3858d 100644
--- a/drivers/memory/Makefile
+++ b/drivers/memory/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for memory devices
#
diff --git a/drivers/memory/tegra/Makefile b/drivers/memory/tegra/Makefile
index c2cb671ffc4a..b44e8627a5e0 100644
--- a/drivers/memory/tegra/Makefile
+++ b/drivers/memory/tegra/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
tegra-mc-y := mc.o
tegra-mc-$(CONFIG_ARCH_TEGRA_3x_SOC) += tegra30.o
diff --git a/drivers/memstick/host/Makefile b/drivers/memstick/host/Makefile
index 491c9557441d..1abaa03ee68c 100644
--- a/drivers/memstick/host/Makefile
+++ b/drivers/memstick/host/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for MemoryStick host controller drivers
#
diff --git a/drivers/message/fusion/Makefile b/drivers/message/fusion/Makefile
index d182a24b3195..e2d98b5c6f98 100644
--- a/drivers/message/fusion/Makefile
+++ b/drivers/message/fusion/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Fusion MPT drivers; recognized debug defines...
# enable verbose logging
diff --git a/drivers/message/fusion/lsi/mpi.h b/drivers/message/fusion/lsi/mpi.h
index 11c0f461320e..a575545d681f 100644
--- a/drivers/message/fusion/lsi/mpi.h
+++ b/drivers/message/fusion/lsi/mpi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2000-2008 LSI Corporation.
*
diff --git a/drivers/message/fusion/lsi/mpi_cnfg.h b/drivers/message/fusion/lsi/mpi_cnfg.h
index d9bcfba6b049..4e9c0ce94f27 100644
--- a/drivers/message/fusion/lsi/mpi_cnfg.h
+++ b/drivers/message/fusion/lsi/mpi_cnfg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2000-2008 LSI Corporation.
*
diff --git a/drivers/message/fusion/lsi/mpi_fc.h b/drivers/message/fusion/lsi/mpi_fc.h
index 7d663ce76f8c..bdea95e0cde2 100644
--- a/drivers/message/fusion/lsi/mpi_fc.h
+++ b/drivers/message/fusion/lsi/mpi_fc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2000-2008 LSI Corporation.
*
diff --git a/drivers/message/fusion/lsi/mpi_init.h b/drivers/message/fusion/lsi/mpi_init.h
index 4295d062caa7..bc6326ff2f22 100644
--- a/drivers/message/fusion/lsi/mpi_init.h
+++ b/drivers/message/fusion/lsi/mpi_init.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2000-2008 LSI Corporation.
*
diff --git a/drivers/message/fusion/lsi/mpi_ioc.h b/drivers/message/fusion/lsi/mpi_ioc.h
index 19fb21b8f0ce..c249f2994fc1 100644
--- a/drivers/message/fusion/lsi/mpi_ioc.h
+++ b/drivers/message/fusion/lsi/mpi_ioc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2000-2008 LSI Corporation.
*
diff --git a/drivers/message/fusion/lsi/mpi_lan.h b/drivers/message/fusion/lsi/mpi_lan.h
index f41fcb69b359..d06f9928684a 100644
--- a/drivers/message/fusion/lsi/mpi_lan.h
+++ b/drivers/message/fusion/lsi/mpi_lan.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2000-2008 LSI Corporation.
*
diff --git a/drivers/message/fusion/lsi/mpi_log_fc.h b/drivers/message/fusion/lsi/mpi_log_fc.h
index 03be8b217709..f1e75dd5dd58 100644
--- a/drivers/message/fusion/lsi/mpi_log_fc.h
+++ b/drivers/message/fusion/lsi/mpi_log_fc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2000-2008 LSI Corporation. All rights reserved.
*
diff --git a/drivers/message/fusion/lsi/mpi_log_sas.h b/drivers/message/fusion/lsi/mpi_log_sas.h
index f62960b5d527..27fe17a75eaa 100644
--- a/drivers/message/fusion/lsi/mpi_log_sas.h
+++ b/drivers/message/fusion/lsi/mpi_log_sas.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/***************************************************************************
* *
* Copyright (c) 2000-2008 LSI Corporation. All rights reserved. *
diff --git a/drivers/message/fusion/lsi/mpi_raid.h b/drivers/message/fusion/lsi/mpi_raid.h
index add60cc85be1..36688a921ef2 100644
--- a/drivers/message/fusion/lsi/mpi_raid.h
+++ b/drivers/message/fusion/lsi/mpi_raid.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2001-2008 LSI Corporation.
*
diff --git a/drivers/message/fusion/lsi/mpi_sas.h b/drivers/message/fusion/lsi/mpi_sas.h
index ab410036bbfc..56013f288aaa 100644
--- a/drivers/message/fusion/lsi/mpi_sas.h
+++ b/drivers/message/fusion/lsi/mpi_sas.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2004-2008 LSI Corporation.
*
diff --git a/drivers/message/fusion/lsi/mpi_targ.h b/drivers/message/fusion/lsi/mpi_targ.h
index c3dea7f6909d..97e6eead6cb4 100644
--- a/drivers/message/fusion/lsi/mpi_targ.h
+++ b/drivers/message/fusion/lsi/mpi_targ.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2000-2008 LSI Corporation.
*
diff --git a/drivers/message/fusion/lsi/mpi_tool.h b/drivers/message/fusion/lsi/mpi_tool.h
index 53cd715aa7e4..b11456fb8277 100644
--- a/drivers/message/fusion/lsi/mpi_tool.h
+++ b/drivers/message/fusion/lsi/mpi_tool.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2001-2008 LSI Corporation.
*
diff --git a/drivers/message/fusion/lsi/mpi_type.h b/drivers/message/fusion/lsi/mpi_type.h
index 888b26dbc413..073e637cfdb4 100644
--- a/drivers/message/fusion/lsi/mpi_type.h
+++ b/drivers/message/fusion/lsi/mpi_type.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2000-2008 LSI Corporation.
*
diff --git a/drivers/message/fusion/mptdebug.h b/drivers/message/fusion/mptdebug.h
index 28e478879284..2205dcab0adb 100644
--- a/drivers/message/fusion/mptdebug.h
+++ b/drivers/message/fusion/mptdebug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/drivers/message/fusion/mptdebug.h
* For use with LSI PCI chip/adapter(s)
diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile
index c3d0a1b39bb6..8703ff17998e 100644
--- a/drivers/mfd/Makefile
+++ b/drivers/mfd/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for multifunction miscellaneous devices
#
diff --git a/drivers/mfd/twl-core.h b/drivers/mfd/twl-core.h
index 6ff99dce714f..6f96c2009a9f 100644
--- a/drivers/mfd/twl-core.h
+++ b/drivers/mfd/twl-core.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __TWL_CORE_H__
#define __TWL_CORE_H__
diff --git a/drivers/misc/Makefile b/drivers/misc/Makefile
index d84819dc2468..ad0e64fdba34 100644
--- a/drivers/misc/Makefile
+++ b/drivers/misc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for misc devices that really don't fit anywhere else.
#
diff --git a/drivers/misc/cxl/Makefile b/drivers/misc/cxl/Makefile
index 0b5fd749d96d..502d41fc9ea5 100644
--- a/drivers/misc/cxl/Makefile
+++ b/drivers/misc/cxl/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-y := $(call cc-disable-warning, unused-const-variable)
ccflags-$(CONFIG_PPC_WERROR) += -Werror
diff --git a/drivers/misc/cxl/flash.c b/drivers/misc/cxl/flash.c
index 3aa216bf0939..43917898fb9a 100644
--- a/drivers/misc/cxl/flash.c
+++ b/drivers/misc/cxl/flash.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/fs.h>
#include <linux/semaphore.h>
diff --git a/drivers/misc/eeprom/Makefile b/drivers/misc/eeprom/Makefile
index 90a52624ddeb..2aab60ef3e3e 100644
--- a/drivers/misc/eeprom/Makefile
+++ b/drivers/misc/eeprom/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_EEPROM_AT24) += at24.o
obj-$(CONFIG_EEPROM_AT25) += at25.o
obj-$(CONFIG_EEPROM_LEGACY) += eeprom.o
diff --git a/drivers/misc/ibmasm/Makefile b/drivers/misc/ibmasm/Makefile
index 9e63ade5ffd6..1b9dd0f44411 100644
--- a/drivers/misc/ibmasm/Makefile
+++ b/drivers/misc/ibmasm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_IBM_ASM) := ibmasm.o
diff --git a/drivers/misc/lkdtm.h b/drivers/misc/lkdtm.h
index bfb6c45b6130..687a0dbbe199 100644
--- a/drivers/misc/lkdtm.h
+++ b/drivers/misc/lkdtm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LKDTM_H
#define __LKDTM_H
diff --git a/drivers/misc/lkdtm_bugs.c b/drivers/misc/lkdtm_bugs.c
index 9e0b4f959987..b0f7af872bb5 100644
--- a/drivers/misc/lkdtm_bugs.c
+++ b/drivers/misc/lkdtm_bugs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This is for all the tests related to logic bugs (e.g. bad dereferences,
* bad alignment, bad loops, bad locking, bad scheduling, deep stacks, and
diff --git a/drivers/misc/lkdtm_heap.c b/drivers/misc/lkdtm_heap.c
index ffb6aeac07b3..f5494a6d4be5 100644
--- a/drivers/misc/lkdtm_heap.c
+++ b/drivers/misc/lkdtm_heap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This is for all the tests relating directly to heap memory, including
* page allocation and slab allocations.
diff --git a/drivers/misc/lkdtm_perms.c b/drivers/misc/lkdtm_perms.c
index c7635a79341f..53b85c9d16b8 100644
--- a/drivers/misc/lkdtm_perms.c
+++ b/drivers/misc/lkdtm_perms.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This is for all the tests related to validating kernel memory
* permissions: non-executable regions, non-writable regions, and
diff --git a/drivers/misc/lkdtm_rodata.c b/drivers/misc/lkdtm_rodata.c
index 3564477b8c2d..58d180af72cf 100644
--- a/drivers/misc/lkdtm_rodata.c
+++ b/drivers/misc/lkdtm_rodata.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This includes functions that are meant to live entirely in .rodata
* (via objcopy tricks), to validate the non-executability of .rodata.
diff --git a/drivers/misc/lkdtm_usercopy.c b/drivers/misc/lkdtm_usercopy.c
index df6ac985fbb5..a64372cc148d 100644
--- a/drivers/misc/lkdtm_usercopy.c
+++ b/drivers/misc/lkdtm_usercopy.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This is for all the tests related to copy_to_user() and copy_from_user()
* hardening.
diff --git a/drivers/misc/mei/Makefile b/drivers/misc/mei/Makefile
index 12cceb011a23..cd6825afa8e1 100644
--- a/drivers/misc/mei/Makefile
+++ b/drivers/misc/mei/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile - Intel Management Engine Interface (Intel MEI) Linux driver
# Copyright (c) 2010-2014, Intel Corporation.
diff --git a/drivers/misc/mei/hw-me-regs.h b/drivers/misc/mei/hw-me-regs.h
index c8307e8b4c16..0ccccbaf530d 100644
--- a/drivers/misc/mei/hw-me-regs.h
+++ b/drivers/misc/mei/hw-me-regs.h
@@ -127,6 +127,8 @@
#define MEI_DEV_ID_BXT_M 0x1A9A /* Broxton M */
#define MEI_DEV_ID_APL_I 0x5A9A /* Apollo Lake I */
+#define MEI_DEV_ID_GLK 0x319A /* Gemini Lake */
+
#define MEI_DEV_ID_KBP 0xA2BA /* Kaby Point */
#define MEI_DEV_ID_KBP_2 0xA2BB /* Kaby Point 2 */
diff --git a/drivers/misc/mei/pci-me.c b/drivers/misc/mei/pci-me.c
index 4ff40d319676..78b3172c8e6e 100644
--- a/drivers/misc/mei/pci-me.c
+++ b/drivers/misc/mei/pci-me.c
@@ -93,6 +93,8 @@ static const struct pci_device_id mei_me_pci_tbl[] = {
{MEI_PCI_DEVICE(MEI_DEV_ID_BXT_M, MEI_ME_PCH8_CFG)},
{MEI_PCI_DEVICE(MEI_DEV_ID_APL_I, MEI_ME_PCH8_CFG)},
+ {MEI_PCI_DEVICE(MEI_DEV_ID_GLK, MEI_ME_PCH8_CFG)},
+
{MEI_PCI_DEVICE(MEI_DEV_ID_KBP, MEI_ME_PCH8_CFG)},
{MEI_PCI_DEVICE(MEI_DEV_ID_KBP_2, MEI_ME_PCH8_CFG)},
@@ -226,12 +228,15 @@ static int mei_me_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
pdev->dev_flags |= PCI_DEV_FLAGS_NEEDS_RESUME;
/*
- * For not wake-able HW runtime pm framework
- * can't be used on pci device level.
- * Use domain runtime pm callbacks instead.
- */
- if (!pci_dev_run_wake(pdev))
- mei_me_set_pm_domain(dev);
+ * ME maps runtime suspend/resume to D0i states,
+ * hence we need to go around native PCI runtime service which
+ * eventually brings the device into D3cold/hot state,
+ * but the mei device cannot wake up from D3 unlike from D0i3.
+ * To get around the PCI device native runtime pm,
+ * ME uses runtime pm domain handlers which take precedence
+ * over the driver's pm handlers.
+ */
+ mei_me_set_pm_domain(dev);
if (mei_pg_is_enabled(dev))
pm_runtime_put_noidle(&pdev->dev);
@@ -271,8 +276,7 @@ static void mei_me_shutdown(struct pci_dev *pdev)
dev_dbg(&pdev->dev, "shutdown\n");
mei_stop(dev);
- if (!pci_dev_run_wake(pdev))
- mei_me_unset_pm_domain(dev);
+ mei_me_unset_pm_domain(dev);
mei_disable_interrupts(dev);
free_irq(pdev->irq, dev);
@@ -300,8 +304,7 @@ static void mei_me_remove(struct pci_dev *pdev)
dev_dbg(&pdev->dev, "stop\n");
mei_stop(dev);
- if (!pci_dev_run_wake(pdev))
- mei_me_unset_pm_domain(dev);
+ mei_me_unset_pm_domain(dev);
mei_disable_interrupts(dev);
diff --git a/drivers/misc/mei/pci-txe.c b/drivers/misc/mei/pci-txe.c
index e38a5f144373..0566f9bfa7de 100644
--- a/drivers/misc/mei/pci-txe.c
+++ b/drivers/misc/mei/pci-txe.c
@@ -144,12 +144,14 @@ static int mei_txe_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
pdev->dev_flags |= PCI_DEV_FLAGS_NEEDS_RESUME;
/*
- * For not wake-able HW runtime pm framework
- * can't be used on pci device level.
- * Use domain runtime pm callbacks instead.
- */
- if (!pci_dev_run_wake(pdev))
- mei_txe_set_pm_domain(dev);
+ * TXE maps runtime suspend/resume to own power gating states,
+ * hence we need to go around native PCI runtime service which
+ * eventually brings the device into D3cold/hot state.
+ * But the TXE device cannot wake up from D3 unlike from own
+ * power gating. To get around PCI device native runtime pm,
+ * TXE uses runtime pm domain handlers which take precedence.
+ */
+ mei_txe_set_pm_domain(dev);
pm_runtime_put_noidle(&pdev->dev);
@@ -186,8 +188,7 @@ static void mei_txe_shutdown(struct pci_dev *pdev)
dev_dbg(&pdev->dev, "shutdown\n");
mei_stop(dev);
- if (!pci_dev_run_wake(pdev))
- mei_txe_unset_pm_domain(dev);
+ mei_txe_unset_pm_domain(dev);
mei_disable_interrupts(dev);
free_irq(pdev->irq, dev);
@@ -215,8 +216,7 @@ static void mei_txe_remove(struct pci_dev *pdev)
mei_stop(dev);
- if (!pci_dev_run_wake(pdev))
- mei_txe_unset_pm_domain(dev);
+ mei_txe_unset_pm_domain(dev);
mei_disable_interrupts(dev);
free_irq(pdev->irq, dev);
@@ -318,15 +318,7 @@ static int mei_txe_pm_runtime_suspend(struct device *device)
else
ret = -EAGAIN;
- /*
- * If everything is okay we're about to enter PCI low
- * power state (D3) therefor we need to disable the
- * interrupts towards host.
- * However if device is not wakeable we do not enter
- * D-low state and we need to keep the interrupt kicking
- */
- if (!ret && pci_dev_run_wake(pdev))
- mei_disable_interrupts(dev);
+ /* keep irq on we are staying in D0 */
dev_dbg(&pdev->dev, "rpm: txe: runtime suspend ret=%d\n", ret);
diff --git a/drivers/misc/mic/Makefile b/drivers/misc/mic/Makefile
index f2b1323ff96c..1a43622b183f 100644
--- a/drivers/misc/mic/Makefile
+++ b/drivers/misc/mic/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile - Intel MIC Linux driver.
# Copyright(c) 2013, Intel Corporation.
diff --git a/drivers/misc/mic/card/Makefile b/drivers/misc/mic/card/Makefile
index 6e9675e12a09..921a7e7e0fbd 100644
--- a/drivers/misc/mic/card/Makefile
+++ b/drivers/misc/mic/card/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile - Intel MIC Linux driver.
# Copyright(c) 2013, Intel Corporation.
diff --git a/drivers/misc/mic/cosm/Makefile b/drivers/misc/mic/cosm/Makefile
index b85d4d49df46..97d74cb12030 100644
--- a/drivers/misc/mic/cosm/Makefile
+++ b/drivers/misc/mic/cosm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile - Intel MIC Coprocessor State Management (COSM) Driver
# Copyright(c) 2015, Intel Corporation.
diff --git a/drivers/misc/mic/host/Makefile b/drivers/misc/mic/host/Makefile
index f3b502333ded..25f153367980 100644
--- a/drivers/misc/mic/host/Makefile
+++ b/drivers/misc/mic/host/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile - Intel MIC Linux driver.
# Copyright(c) 2013, Intel Corporation.
diff --git a/drivers/misc/mic/scif/Makefile b/drivers/misc/mic/scif/Makefile
index 29cfc3e51ac9..ff372555d118 100644
--- a/drivers/misc/mic/scif/Makefile
+++ b/drivers/misc/mic/scif/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile - SCIF driver.
# Copyright(c) 2014, Intel Corporation.
diff --git a/drivers/misc/sgi-xp/Makefile b/drivers/misc/sgi-xp/Makefile
index 4fc40d8e1bcc..bbb622c19c06 100644
--- a/drivers/misc/sgi-xp/Makefile
+++ b/drivers/misc/sgi-xp/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for SGI's XP devices.
#
diff --git a/drivers/mmc/core/Makefile b/drivers/mmc/core/Makefile
index 7e3ed1aeada2..abba078f7f49 100644
--- a/drivers/mmc/core/Makefile
+++ b/drivers/mmc/core/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the kernel mmc core.
#
diff --git a/drivers/mmc/core/block.h b/drivers/mmc/core/block.h
index 860ca7c8df86..5946636101ef 100644
--- a/drivers/mmc/core/block.h
+++ b/drivers/mmc/core/block.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _MMC_CORE_BLOCK_H
#define _MMC_CORE_BLOCK_H
diff --git a/drivers/mmc/core/queue.h b/drivers/mmc/core/queue.h
index f18d3f656baa..6bfba32ffa66 100644
--- a/drivers/mmc/core/queue.h
+++ b/drivers/mmc/core/queue.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef MMC_QUEUE_H
#define MMC_QUEUE_H
diff --git a/drivers/mmc/core/quirks.h b/drivers/mmc/core/quirks.h
index fb725934fa21..f664e9cbc9f8 100644
--- a/drivers/mmc/core/quirks.h
+++ b/drivers/mmc/core/quirks.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This file contains work-arounds for many known SD/MMC
* and SDIO hardware bugs.
diff --git a/drivers/mmc/core/sd.h b/drivers/mmc/core/sd.h
index 1ada9808c329..497c026a5c5a 100644
--- a/drivers/mmc/core/sd.h
+++ b/drivers/mmc/core/sd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _MMC_CORE_SD_H
#define _MMC_CORE_SD_H
diff --git a/drivers/mmc/host/Makefile b/drivers/mmc/host/Makefile
index 303f5cd46cd9..7c7b29ff591a 100644
--- a/drivers/mmc/host/Makefile
+++ b/drivers/mmc/host/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for MMC/SD host controller drivers
#
diff --git a/drivers/mmc/host/dw_mmc-zx.h b/drivers/mmc/host/dw_mmc-zx.h
index f369997a39ec..09ac52766f14 100644
--- a/drivers/mmc/host/dw_mmc-zx.h
+++ b/drivers/mmc/host/dw_mmc-zx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DW_MMC_ZX_H_
#define _DW_MMC_ZX_H_
diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
index 860313bd952a..4f2806720c5c 100644
--- a/drivers/mmc/host/dw_mmc.c
+++ b/drivers/mmc/host/dw_mmc.c
@@ -401,16 +401,37 @@ static u32 dw_mci_prep_stop_abort(struct dw_mci *host, struct mmc_command *cmd)
static inline void dw_mci_set_cto(struct dw_mci *host)
{
unsigned int cto_clks;
+ unsigned int cto_div;
unsigned int cto_ms;
+ unsigned long irqflags;
cto_clks = mci_readl(host, TMOUT) & 0xff;
- cto_ms = DIV_ROUND_UP(cto_clks, host->bus_hz / 1000);
+ cto_div = (mci_readl(host, CLKDIV) & 0xff) * 2;
+ if (cto_div == 0)
+ cto_div = 1;
+ cto_ms = DIV_ROUND_UP(MSEC_PER_SEC * cto_clks * cto_div, host->bus_hz);
/* add a bit spare time */
cto_ms += 10;
- mod_timer(&host->cto_timer,
- jiffies + msecs_to_jiffies(cto_ms) + 1);
+ /*
+ * The durations we're working with are fairly short so we have to be
+ * extra careful about synchronization here. Specifically in hardware a
+ * command timeout is _at most_ 5.1 ms, so that means we expect an
+ * interrupt (either command done or timeout) to come rather quickly
+ * after the mci_writel. ...but just in case we have a long interrupt
+ * latency let's add a bit of paranoia.
+ *
+ * In general we'll assume that at least an interrupt will be asserted
+ * in hardware by the time the cto_timer runs. ...and if it hasn't
+ * been asserted in hardware by that time then we'll assume it'll never
+ * come.
+ */
+ spin_lock_irqsave(&host->irq_lock, irqflags);
+ if (!test_bit(EVENT_CMD_COMPLETE, &host->pending_events))
+ mod_timer(&host->cto_timer,
+ jiffies + msecs_to_jiffies(cto_ms) + 1);
+ spin_unlock_irqrestore(&host->irq_lock, irqflags);
}
static void dw_mci_start_command(struct dw_mci *host,
@@ -425,11 +446,11 @@ static void dw_mci_start_command(struct dw_mci *host,
wmb(); /* drain writebuffer */
dw_mci_wait_while_busy(host, cmd_flags);
+ mci_writel(host, CMD, cmd_flags | SDMMC_CMD_START);
+
/* response expected command only */
if (cmd_flags & SDMMC_CMD_RESP_EXP)
dw_mci_set_cto(host);
-
- mci_writel(host, CMD, cmd_flags | SDMMC_CMD_START);
}
static inline void send_stop_abort(struct dw_mci *host, struct mmc_data *data)
@@ -1915,10 +1936,15 @@ static int dw_mci_data_complete(struct dw_mci *host, struct mmc_data *data)
static void dw_mci_set_drto(struct dw_mci *host)
{
unsigned int drto_clks;
+ unsigned int drto_div;
unsigned int drto_ms;
drto_clks = mci_readl(host, TMOUT) >> 8;
- drto_ms = DIV_ROUND_UP(drto_clks, host->bus_hz / 1000);
+ drto_div = (mci_readl(host, CLKDIV) & 0xff) * 2;
+ if (drto_div == 0)
+ drto_div = 1;
+ drto_ms = DIV_ROUND_UP(MSEC_PER_SEC * drto_clks * drto_div,
+ host->bus_hz);
/* add a bit spare time */
drto_ms += 10;
@@ -1926,6 +1952,24 @@ static void dw_mci_set_drto(struct dw_mci *host)
mod_timer(&host->dto_timer, jiffies + msecs_to_jiffies(drto_ms));
}
+static bool dw_mci_clear_pending_cmd_complete(struct dw_mci *host)
+{
+ if (!test_bit(EVENT_CMD_COMPLETE, &host->pending_events))
+ return false;
+
+ /*
+ * Really be certain that the timer has stopped. This is a bit of
+ * paranoia and could only really happen if we had really bad
+ * interrupt latency and the interrupt routine and timeout were
+ * running concurrently so that the del_timer() in the interrupt
+ * handler couldn't run.
+ */
+ WARN_ON(del_timer_sync(&host->cto_timer));
+ clear_bit(EVENT_CMD_COMPLETE, &host->pending_events);
+
+ return true;
+}
+
static void dw_mci_tasklet_func(unsigned long priv)
{
struct dw_mci *host = (struct dw_mci *)priv;
@@ -1952,8 +1996,7 @@ static void dw_mci_tasklet_func(unsigned long priv)
case STATE_SENDING_CMD11:
case STATE_SENDING_CMD:
- if (!test_and_clear_bit(EVENT_CMD_COMPLETE,
- &host->pending_events))
+ if (!dw_mci_clear_pending_cmd_complete(host))
break;
cmd = host->cmd;
@@ -2122,8 +2165,7 @@ static void dw_mci_tasklet_func(unsigned long priv)
/* fall through */
case STATE_SENDING_STOP:
- if (!test_and_clear_bit(EVENT_CMD_COMPLETE,
- &host->pending_events))
+ if (!dw_mci_clear_pending_cmd_complete(host))
break;
/* CMD error in data command */
@@ -2570,6 +2612,8 @@ done:
static void dw_mci_cmd_interrupt(struct dw_mci *host, u32 status)
{
+ del_timer(&host->cto_timer);
+
if (!host->cmd_status)
host->cmd_status = status;
@@ -2594,6 +2638,7 @@ static irqreturn_t dw_mci_interrupt(int irq, void *dev_id)
struct dw_mci *host = dev_id;
u32 pending;
struct dw_mci_slot *slot = host->slot;
+ unsigned long irqflags;
pending = mci_readl(host, MINTSTS); /* read-only mask reg */
@@ -2601,8 +2646,6 @@ static irqreturn_t dw_mci_interrupt(int irq, void *dev_id)
/* Check volt switch first, since it can look like an error */
if ((host->state == STATE_SENDING_CMD11) &&
(pending & SDMMC_INT_VOLT_SWITCH)) {
- unsigned long irqflags;
-
mci_writel(host, RINTSTS, SDMMC_INT_VOLT_SWITCH);
pending &= ~SDMMC_INT_VOLT_SWITCH;
@@ -2618,11 +2661,15 @@ static irqreturn_t dw_mci_interrupt(int irq, void *dev_id)
}
if (pending & DW_MCI_CMD_ERROR_FLAGS) {
+ spin_lock_irqsave(&host->irq_lock, irqflags);
+
del_timer(&host->cto_timer);
mci_writel(host, RINTSTS, DW_MCI_CMD_ERROR_FLAGS);
host->cmd_status = pending;
smp_wmb(); /* drain writebuffer */
set_bit(EVENT_CMD_COMPLETE, &host->pending_events);
+
+ spin_unlock_irqrestore(&host->irq_lock, irqflags);
}
if (pending & DW_MCI_DATA_ERROR_FLAGS) {
@@ -2662,9 +2709,12 @@ static irqreturn_t dw_mci_interrupt(int irq, void *dev_id)
}
if (pending & SDMMC_INT_CMD_DONE) {
- del_timer(&host->cto_timer);
+ spin_lock_irqsave(&host->irq_lock, irqflags);
+
mci_writel(host, RINTSTS, SDMMC_INT_CMD_DONE);
dw_mci_cmd_interrupt(host, pending);
+
+ spin_unlock_irqrestore(&host->irq_lock, irqflags);
}
if (pending & SDMMC_INT_CD) {
@@ -2938,7 +2988,35 @@ static void dw_mci_cmd11_timer(unsigned long arg)
static void dw_mci_cto_timer(unsigned long arg)
{
struct dw_mci *host = (struct dw_mci *)arg;
+ unsigned long irqflags;
+ u32 pending;
+ spin_lock_irqsave(&host->irq_lock, irqflags);
+
+ /*
+ * If somehow we have very bad interrupt latency it's remotely possible
+ * that the timer could fire while the interrupt is still pending or
+ * while the interrupt is midway through running. Let's be paranoid
+ * and detect those two cases. Note that this is paranoia is somewhat
+ * justified because in this function we don't actually cancel the
+ * pending command in the controller--we just assume it will never come.
+ */
+ pending = mci_readl(host, MINTSTS); /* read-only mask reg */
+ if (pending & (DW_MCI_CMD_ERROR_FLAGS | SDMMC_INT_CMD_DONE)) {
+ /* The interrupt should fire; no need to act but we can warn */
+ dev_warn(host->dev, "Unexpected interrupt latency\n");
+ goto exit;
+ }
+ if (test_bit(EVENT_CMD_COMPLETE, &host->pending_events)) {
+ /* Presumably interrupt handler couldn't delete the timer */
+ dev_warn(host->dev, "CTO timeout when already completed\n");
+ goto exit;
+ }
+
+ /*
+ * Continued paranoia to make sure we're in the state we expect.
+ * This paranoia isn't really justified but it seems good to be safe.
+ */
switch (host->state) {
case STATE_SENDING_CMD11:
case STATE_SENDING_CMD:
@@ -2957,6 +3035,9 @@ static void dw_mci_cto_timer(unsigned long arg)
host->state);
break;
}
+
+exit:
+ spin_unlock_irqrestore(&host->irq_lock, irqflags);
}
static void dw_mci_dto_timer(unsigned long arg)
diff --git a/drivers/mmc/host/pxamci.h b/drivers/mmc/host/pxamci.h
index f6c2e2fcce37..d301ca18c5d4 100644
--- a/drivers/mmc/host/pxamci.h
+++ b/drivers/mmc/host/pxamci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define MMC_STRPCL 0x0000
#define STOP_CLOCK (1 << 0)
#define START_CLOCK (2 << 0)
diff --git a/drivers/mmc/host/renesas_sdhi_internal_dmac.c b/drivers/mmc/host/renesas_sdhi_internal_dmac.c
index f905f2361d12..8bae88a150fd 100644
--- a/drivers/mmc/host/renesas_sdhi_internal_dmac.c
+++ b/drivers/mmc/host/renesas_sdhi_internal_dmac.c
@@ -146,11 +146,8 @@ renesas_sdhi_internal_dmac_start_dma(struct tmio_mmc_host *host,
WARN_ON(host->sg_len > 1);
/* This DMAC cannot handle if buffer is not 8-bytes alignment */
- if (!IS_ALIGNED(sg->offset, 8)) {
- host->force_pio = true;
- renesas_sdhi_internal_dmac_enable_dma(host, false);
- return;
- }
+ if (!IS_ALIGNED(sg->offset, 8))
+ goto force_pio;
if (data->flags & MMC_DATA_READ) {
dtran_mode |= DTRAN_MODE_CH_NUM_CH1;
@@ -163,8 +160,8 @@ renesas_sdhi_internal_dmac_start_dma(struct tmio_mmc_host *host,
}
ret = dma_map_sg(&host->pdev->dev, sg, host->sg_len, dir);
- if (ret < 0)
- return;
+ if (ret == 0)
+ goto force_pio;
renesas_sdhi_internal_dmac_enable_dma(host, true);
@@ -176,6 +173,12 @@ renesas_sdhi_internal_dmac_start_dma(struct tmio_mmc_host *host,
dtran_mode);
renesas_sdhi_internal_dmac_dm_write(host, DM_DTRAN_ADDR,
sg->dma_address);
+
+ return;
+
+force_pio:
+ host->force_pio = true;
+ renesas_sdhi_internal_dmac_enable_dma(host, false);
}
static void renesas_sdhi_internal_dmac_issue_tasklet_fn(unsigned long arg)
diff --git a/drivers/mmc/host/sdhci-pci-core.c b/drivers/mmc/host/sdhci-pci-core.c
index d0ccc6729fd2..67d787fa3306 100644
--- a/drivers/mmc/host/sdhci-pci-core.c
+++ b/drivers/mmc/host/sdhci-pci-core.c
@@ -448,6 +448,8 @@ static void intel_dsm_init(struct intel_host *intel_host, struct device *dev,
int err;
u32 val;
+ intel_host->d3_retune = true;
+
err = __intel_dsm(intel_host, dev, INTEL_DSM_FNS, &intel_host->dsm_fns);
if (err) {
pr_debug("%s: DSM not supported, error %d\n",
diff --git a/drivers/mmc/host/sdhci-pci.h b/drivers/mmc/host/sdhci-pci.h
index 75196a2b5289..3e8ea3e566f6 100644
--- a/drivers/mmc/host/sdhci-pci.h
+++ b/drivers/mmc/host/sdhci-pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SDHCI_PCI_H
#define __SDHCI_PCI_H
diff --git a/drivers/mmc/host/tmio_mmc_core.c b/drivers/mmc/host/tmio_mmc_core.c
index a7293e186e03..9c4e6199b854 100644
--- a/drivers/mmc/host/tmio_mmc_core.c
+++ b/drivers/mmc/host/tmio_mmc_core.c
@@ -47,6 +47,7 @@
#include <linux/mmc/sdio.h>
#include <linux/scatterlist.h>
#include <linux/spinlock.h>
+#include <linux/swiotlb.h>
#include <linux/workqueue.h>
#include "tmio_mmc.h"
@@ -1215,6 +1216,18 @@ int tmio_mmc_host_probe(struct tmio_mmc_host *_host,
mmc->max_blk_count = pdata->max_blk_count ? :
(PAGE_SIZE / mmc->max_blk_size) * mmc->max_segs;
mmc->max_req_size = mmc->max_blk_size * mmc->max_blk_count;
+ /*
+ * Since swiotlb has memory size limitation, this will calculate
+ * the maximum size locally (because we don't have any APIs for it now)
+ * and check the current max_req_size. And then, this will update
+ * the max_req_size if needed as a workaround.
+ */
+ if (swiotlb_max_segment()) {
+ unsigned int max_size = (1 << IO_TLB_SHIFT) * IO_TLB_SEGSIZE;
+
+ if (mmc->max_req_size > max_size)
+ mmc->max_req_size = max_size;
+ }
mmc->max_seg_size = mmc->max_req_size;
_host->native_hotplug = !(pdata->flags & TMIO_MMC_USE_GPIO_CD ||
diff --git a/drivers/mtd/Makefile b/drivers/mtd/Makefile
index 151d60df303a..d6f8f625e1ff 100644
--- a/drivers/mtd/Makefile
+++ b/drivers/mtd/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the memory technology device drivers.
#
diff --git a/drivers/mtd/chips/Makefile b/drivers/mtd/chips/Makefile
index 36582412ccda..1f4e84f1cd88 100644
--- a/drivers/mtd/chips/Makefile
+++ b/drivers/mtd/chips/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# linux/drivers/chips/Makefile
#
diff --git a/drivers/mtd/chips/fwh_lock.h b/drivers/mtd/chips/fwh_lock.h
index 800b0e853e86..53e6b2d5932b 100644
--- a/drivers/mtd/chips/fwh_lock.h
+++ b/drivers/mtd/chips/fwh_lock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef FWH_LOCK_H
#define FWH_LOCK_H
diff --git a/drivers/mtd/devices/Makefile b/drivers/mtd/devices/Makefile
index f0f767624cc6..94895eab3066 100644
--- a/drivers/mtd/devices/Makefile
+++ b/drivers/mtd/devices/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# linux/drivers/mtd/devices/Makefile
#
diff --git a/drivers/mtd/devices/bcm47xxsflash.h b/drivers/mtd/devices/bcm47xxsflash.h
index b2d7b38f75fd..fef0d5e42e2a 100644
--- a/drivers/mtd/devices/bcm47xxsflash.h
+++ b/drivers/mtd/devices/bcm47xxsflash.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __BCM47XXSFLASH_H
#define __BCM47XXSFLASH_H
diff --git a/drivers/mtd/maps/Makefile b/drivers/mtd/maps/Makefile
index 5a09a72ab112..b849aaf85c34 100644
--- a/drivers/mtd/maps/Makefile
+++ b/drivers/mtd/maps/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# linux/drivers/maps/Makefile
#
diff --git a/drivers/mtd/maps/physmap_of_gemini.c b/drivers/mtd/maps/physmap_of_gemini.c
index 4ed1a6bb4d3c..830b1b7e702b 100644
--- a/drivers/mtd/maps/physmap_of_gemini.c
+++ b/drivers/mtd/maps/physmap_of_gemini.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Cortina Systems Gemini OF physmap add-on
* Copyright (C) 2017 Linus Walleij <linus.walleij@linaro.org>
diff --git a/drivers/mtd/maps/physmap_of_gemini.h b/drivers/mtd/maps/physmap_of_gemini.h
index c675025288dd..60e13a689d6a 100644
--- a/drivers/mtd/maps/physmap_of_gemini.h
+++ b/drivers/mtd/maps/physmap_of_gemini.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/of.h>
#include <linux/mtd/map.h>
diff --git a/drivers/mtd/maps/physmap_of_versatile.h b/drivers/mtd/maps/physmap_of_versatile.h
index 5b86f6dc6b3d..0302502c9462 100644
--- a/drivers/mtd/maps/physmap_of_versatile.h
+++ b/drivers/mtd/maps/physmap_of_versatile.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/of.h>
#include <linux/mtd/map.h>
diff --git a/drivers/mtd/maps/tsunami_flash.c b/drivers/mtd/maps/tsunami_flash.c
index da2cdb5fd6db..9fc1f727aa76 100644
--- a/drivers/mtd/maps/tsunami_flash.c
+++ b/drivers/mtd/maps/tsunami_flash.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* tsunami_flash.c
*
diff --git a/drivers/mtd/mtdcore.h b/drivers/mtd/mtdcore.h
index 55fdb8e1fd2a..37accfd0400e 100644
--- a/drivers/mtd/mtdcore.h
+++ b/drivers/mtd/mtdcore.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* These are exported solely for the purpose of mtd_blkdevs.c and mtdchar.c.
* You should not use them for _anything_ else.
diff --git a/drivers/mtd/nand/Makefile b/drivers/mtd/nand/Makefile
index ade5fc4c3819..6e2db700d923 100644
--- a/drivers/mtd/nand/Makefile
+++ b/drivers/mtd/nand/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# linux/drivers/nand/Makefile
#
diff --git a/drivers/mtd/nand/bcm47xxnflash/bcm47xxnflash.h b/drivers/mtd/nand/bcm47xxnflash/bcm47xxnflash.h
index c8834767ab6d..201b9baa52a0 100644
--- a/drivers/mtd/nand/bcm47xxnflash/bcm47xxnflash.h
+++ b/drivers/mtd/nand/bcm47xxnflash/bcm47xxnflash.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __BCM47XXNFLASH_H
#define __BCM47XXNFLASH_H
diff --git a/drivers/mtd/nand/brcmnand/Makefile b/drivers/mtd/nand/brcmnand/Makefile
index b28ffb59eb43..195b845e48b8 100644
--- a/drivers/mtd/nand/brcmnand/Makefile
+++ b/drivers/mtd/nand/brcmnand/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# link order matters; don't link the more generic brcmstb_nand.o before the
# more specific iproc_nand.o, for instance
obj-$(CONFIG_MTD_NAND_BRCMNAND) += iproc_nand.o
diff --git a/drivers/mtd/onenand/Makefile b/drivers/mtd/onenand/Makefile
index 9d6540e8b3d2..f8b624aca9cc 100644
--- a/drivers/mtd/onenand/Makefile
+++ b/drivers/mtd/onenand/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the OneNAND MTD
#
diff --git a/drivers/mtd/onenand/onenand_bbt.c b/drivers/mtd/onenand/onenand_bbt.c
index 680188a88130..420260c25ca0 100644
--- a/drivers/mtd/onenand/onenand_bbt.c
+++ b/drivers/mtd/onenand/onenand_bbt.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/drivers/mtd/onenand/onenand_bbt.c
*
diff --git a/drivers/mtd/spi-nor/Makefile b/drivers/mtd/spi-nor/Makefile
index 7d84c5108e17..f4c61d282abd 100644
--- a/drivers/mtd/spi-nor/Makefile
+++ b/drivers/mtd/spi-nor/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_MTD_SPI_NOR) += spi-nor.o
obj-$(CONFIG_SPI_ASPEED_SMC) += aspeed-smc.o
obj-$(CONFIG_SPI_ATMEL_QUADSPI) += atmel-quadspi.o
diff --git a/drivers/mtd/tests/Makefile b/drivers/mtd/tests/Makefile
index 937a829bb701..5de0378f90db 100644
--- a/drivers/mtd/tests/Makefile
+++ b/drivers/mtd/tests/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_MTD_TESTS) += mtd_oobtest.o
obj-$(CONFIG_MTD_TESTS) += mtd_pagetest.o
obj-$(CONFIG_MTD_TESTS) += mtd_readtest.o
diff --git a/drivers/mtd/tests/mtd_test.c b/drivers/mtd/tests/mtd_test.c
index 34736bbcc07b..3d0b8b5c1a53 100644
--- a/drivers/mtd/tests/mtd_test.c
+++ b/drivers/mtd/tests/mtd_test.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define pr_fmt(fmt) "mtd_test: " fmt
#include <linux/module.h>
diff --git a/drivers/mtd/tests/mtd_test.h b/drivers/mtd/tests/mtd_test.h
index 04afd0e7074f..5a6e3bbe0474 100644
--- a/drivers/mtd/tests/mtd_test.h
+++ b/drivers/mtd/tests/mtd_test.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/mtd/mtd.h>
#include <linux/sched/signal.h>
diff --git a/drivers/mtd/ubi/Makefile b/drivers/mtd/ubi/Makefile
index 4e3c3d70d8c3..543673605ca7 100644
--- a/drivers/mtd/ubi/Makefile
+++ b/drivers/mtd/ubi/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_MTD_UBI) += ubi.o
ubi-y += vtbl.o vmt.o upd.o build.o cdev.o kapi.o eba.o io.o wl.o attach.o
diff --git a/drivers/mtd/ubi/wl.h b/drivers/mtd/ubi/wl.h
index bd1f07e5ce9a..2aaa3f7f2ba9 100644
--- a/drivers/mtd/ubi/wl.h
+++ b/drivers/mtd/ubi/wl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef UBI_WL_H
#define UBI_WL_H
#ifdef CONFIG_MTD_UBI_FASTMAP
diff --git a/drivers/net/Makefile b/drivers/net/Makefile
index 8dff900085d6..676a75f4182a 100644
--- a/drivers/net/Makefile
+++ b/drivers/net/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux network device drivers.
#
diff --git a/drivers/net/appletalk/cops.h b/drivers/net/appletalk/cops.h
index fd2750b269c8..7a0bfb351929 100644
--- a/drivers/net/appletalk/cops.h
+++ b/drivers/net/appletalk/cops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* cops.h: LocalTalk driver for Linux.
*
* Authors:
diff --git a/drivers/net/appletalk/ipddp.h b/drivers/net/appletalk/ipddp.h
index 531519da99a3..9a8e45a46925 100644
--- a/drivers/net/appletalk/ipddp.h
+++ b/drivers/net/appletalk/ipddp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ipddp.h: Header for IP-over-DDP driver for Linux.
*/
diff --git a/drivers/net/appletalk/ltpc.h b/drivers/net/appletalk/ltpc.h
index cd30544a3729..58cf945732a4 100644
--- a/drivers/net/appletalk/ltpc.h
+++ b/drivers/net/appletalk/ltpc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*** ltpc.h
*
*
diff --git a/drivers/net/arcnet/Makefile b/drivers/net/arcnet/Makefile
index 5ce8ee63e435..53525e8ea130 100644
--- a/drivers/net/arcnet/Makefile
+++ b/drivers/net/arcnet/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for linux/drivers/net/arcnet
#
diff --git a/drivers/net/arcnet/com9026.h b/drivers/net/arcnet/com9026.h
index efcaf6707214..6adbc18711e0 100644
--- a/drivers/net/arcnet/com9026.h
+++ b/drivers/net/arcnet/com9026.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __COM9026_H
#define __COM9026_H
diff --git a/drivers/net/bonding/bond_debugfs.c b/drivers/net/bonding/bond_debugfs.c
index e52e25a977fa..3868e1a5126d 100644
--- a/drivers/net/bonding/bond_debugfs.c
+++ b/drivers/net/bonding/bond_debugfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/device.h>
diff --git a/drivers/net/bonding/bond_procfs.c b/drivers/net/bonding/bond_procfs.c
index d8d4ada034b7..f7799321dffb 100644
--- a/drivers/net/bonding/bond_procfs.c
+++ b/drivers/net/bonding/bond_procfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/proc_fs.h>
#include <linux/export.h>
#include <net/net_namespace.h>
diff --git a/drivers/net/caif/Makefile b/drivers/net/caif/Makefile
index 9bbd45391f6c..54ae1165d60a 100644
--- a/drivers/net/caif/Makefile
+++ b/drivers/net/caif/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-$(CONFIG_CAIF_DEBUG) := -DDEBUG
# Serial interface
diff --git a/drivers/net/can/Makefile b/drivers/net/can/Makefile
index 4aabbee133b8..02b8ed794564 100644
--- a/drivers/net/can/Makefile
+++ b/drivers/net/can/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux Controller Area Network drivers.
#
diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c
index 13f0f219d8aa..a13a4896a8bd 100644
--- a/drivers/net/can/flexcan.c
+++ b/drivers/net/can/flexcan.c
@@ -182,22 +182,23 @@
/* FLEXCAN hardware feature flags
*
* Below is some version info we got:
- * SOC Version IP-Version Glitch- [TR]WRN_INT Memory err RTR re-
- * Filter? connected? detection ception in MB
- * MX25 FlexCAN2 03.00.00.00 no no no no
- * MX28 FlexCAN2 03.00.04.00 yes yes no no
- * MX35 FlexCAN2 03.00.00.00 no no no no
- * MX53 FlexCAN2 03.00.00.00 yes no no no
- * MX6s FlexCAN3 10.00.12.00 yes yes no yes
- * VF610 FlexCAN3 ? no yes yes yes?
+ * SOC Version IP-Version Glitch- [TR]WRN_INT IRQ Err Memory err RTR re-
+ * Filter? connected? Passive detection ception in MB
+ * MX25 FlexCAN2 03.00.00.00 no no ? no no
+ * MX28 FlexCAN2 03.00.04.00 yes yes no no no
+ * MX35 FlexCAN2 03.00.00.00 no no ? no no
+ * MX53 FlexCAN2 03.00.00.00 yes no no no no
+ * MX6s FlexCAN3 10.00.12.00 yes yes no no yes
+ * VF610 FlexCAN3 ? no yes ? yes yes?
*
* Some SOCs do not have the RX_WARN & TX_WARN interrupt line connected.
*/
-#define FLEXCAN_QUIRK_BROKEN_ERR_STATE BIT(1) /* [TR]WRN_INT not connected */
+#define FLEXCAN_QUIRK_BROKEN_WERR_STATE BIT(1) /* [TR]WRN_INT not connected */
#define FLEXCAN_QUIRK_DISABLE_RXFG BIT(2) /* Disable RX FIFO Global mask */
#define FLEXCAN_QUIRK_ENABLE_EACEN_RRS BIT(3) /* Enable EACEN and RRS bit in ctrl2 */
#define FLEXCAN_QUIRK_DISABLE_MECR BIT(4) /* Disable Memory error detection */
#define FLEXCAN_QUIRK_USE_OFF_TIMESTAMP BIT(5) /* Use timestamp based offloading */
+#define FLEXCAN_QUIRK_BROKEN_PERR_STATE BIT(6) /* No interrupt for error passive */
/* Structure of the message buffer */
struct flexcan_mb {
@@ -281,14 +282,17 @@ struct flexcan_priv {
};
static const struct flexcan_devtype_data fsl_p1010_devtype_data = {
- .quirks = FLEXCAN_QUIRK_BROKEN_ERR_STATE,
+ .quirks = FLEXCAN_QUIRK_BROKEN_WERR_STATE |
+ FLEXCAN_QUIRK_BROKEN_PERR_STATE,
};
-static const struct flexcan_devtype_data fsl_imx28_devtype_data;
+static const struct flexcan_devtype_data fsl_imx28_devtype_data = {
+ .quirks = FLEXCAN_QUIRK_BROKEN_PERR_STATE,
+};
static const struct flexcan_devtype_data fsl_imx6q_devtype_data = {
.quirks = FLEXCAN_QUIRK_DISABLE_RXFG | FLEXCAN_QUIRK_ENABLE_EACEN_RRS |
- FLEXCAN_QUIRK_USE_OFF_TIMESTAMP,
+ FLEXCAN_QUIRK_USE_OFF_TIMESTAMP | FLEXCAN_QUIRK_BROKEN_PERR_STATE,
};
static const struct flexcan_devtype_data fsl_vf610_devtype_data = {
@@ -335,6 +339,22 @@ static inline void flexcan_write(u32 val, void __iomem *addr)
}
#endif
+static inline void flexcan_error_irq_enable(const struct flexcan_priv *priv)
+{
+ struct flexcan_regs __iomem *regs = priv->regs;
+ u32 reg_ctrl = (priv->reg_ctrl_default | FLEXCAN_CTRL_ERR_MSK);
+
+ flexcan_write(reg_ctrl, &regs->ctrl);
+}
+
+static inline void flexcan_error_irq_disable(const struct flexcan_priv *priv)
+{
+ struct flexcan_regs __iomem *regs = priv->regs;
+ u32 reg_ctrl = (priv->reg_ctrl_default & ~FLEXCAN_CTRL_ERR_MSK);
+
+ flexcan_write(reg_ctrl, &regs->ctrl);
+}
+
static inline int flexcan_transceiver_enable(const struct flexcan_priv *priv)
{
if (!priv->reg_xceiver)
@@ -713,6 +733,7 @@ static irqreturn_t flexcan_irq(int irq, void *dev_id)
struct flexcan_regs __iomem *regs = priv->regs;
irqreturn_t handled = IRQ_NONE;
u32 reg_iflag1, reg_esr;
+ enum can_state last_state = priv->can.state;
reg_iflag1 = flexcan_read(&regs->iflag1);
@@ -765,8 +786,10 @@ static irqreturn_t flexcan_irq(int irq, void *dev_id)
flexcan_write(reg_esr & FLEXCAN_ESR_ALL_INT, &regs->esr);
}
- /* state change interrupt */
- if (reg_esr & FLEXCAN_ESR_ERR_STATE)
+ /* state change interrupt or broken error state quirk fix is enabled */
+ if ((reg_esr & FLEXCAN_ESR_ERR_STATE) ||
+ (priv->devtype_data->quirks & (FLEXCAN_QUIRK_BROKEN_WERR_STATE |
+ FLEXCAN_QUIRK_BROKEN_PERR_STATE)))
flexcan_irq_state(dev, reg_esr);
/* bus error IRQ - handle if bus error reporting is activated */
@@ -774,6 +797,44 @@ static irqreturn_t flexcan_irq(int irq, void *dev_id)
(priv->can.ctrlmode & CAN_CTRLMODE_BERR_REPORTING))
flexcan_irq_bus_err(dev, reg_esr);
+ /* availability of error interrupt among state transitions in case
+ * bus error reporting is de-activated and
+ * FLEXCAN_QUIRK_BROKEN_PERR_STATE is enabled:
+ * +--------------------------------------------------------------+
+ * | +----------------------------------------------+ [stopped / |
+ * | | | sleeping] -+
+ * +-+-> active <-> warning <-> passive -> bus off -+
+ * ___________^^^^^^^^^^^^_______________________________
+ * disabled(1) enabled disabled
+ *
+ * (1): enabled if FLEXCAN_QUIRK_BROKEN_WERR_STATE is enabled
+ */
+ if ((last_state != priv->can.state) &&
+ (priv->devtype_data->quirks & FLEXCAN_QUIRK_BROKEN_PERR_STATE) &&
+ !(priv->can.ctrlmode & CAN_CTRLMODE_BERR_REPORTING)) {
+ switch (priv->can.state) {
+ case CAN_STATE_ERROR_ACTIVE:
+ if (priv->devtype_data->quirks &
+ FLEXCAN_QUIRK_BROKEN_WERR_STATE)
+ flexcan_error_irq_enable(priv);
+ else
+ flexcan_error_irq_disable(priv);
+ break;
+
+ case CAN_STATE_ERROR_WARNING:
+ flexcan_error_irq_enable(priv);
+ break;
+
+ case CAN_STATE_ERROR_PASSIVE:
+ case CAN_STATE_BUS_OFF:
+ flexcan_error_irq_disable(priv);
+ break;
+
+ default:
+ break;
+ }
+ }
+
return handled;
}
@@ -887,7 +948,7 @@ static int flexcan_chip_start(struct net_device *dev)
* on most Flexcan cores, too. Otherwise we don't get
* any error warning or passive interrupts.
*/
- if (priv->devtype_data->quirks & FLEXCAN_QUIRK_BROKEN_ERR_STATE ||
+ if (priv->devtype_data->quirks & FLEXCAN_QUIRK_BROKEN_WERR_STATE ||
priv->can.ctrlmode & CAN_CTRLMODE_BERR_REPORTING)
reg_ctrl |= FLEXCAN_CTRL_ERR_MSK;
else
diff --git a/drivers/net/can/sja1000/Makefile b/drivers/net/can/sja1000/Makefile
index be11ddd11b87..9253aaf9e739 100644
--- a/drivers/net/can/sja1000/Makefile
+++ b/drivers/net/can/sja1000/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the SJA1000 CAN controller drivers.
#
diff --git a/drivers/net/can/softing/softing.h b/drivers/net/can/softing/softing.h
index 35f062282dbd..2893007ea05e 100644
--- a/drivers/net/can/softing/softing.h
+++ b/drivers/net/can/softing/softing.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* softing common interfaces
*
diff --git a/drivers/net/can/softing/softing_platform.h b/drivers/net/can/softing/softing_platform.h
index ebbf69815623..68a161547644 100644
--- a/drivers/net/can/softing/softing_platform.h
+++ b/drivers/net/can/softing/softing_platform.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/platform_device.h>
diff --git a/drivers/net/can/sun4i_can.c b/drivers/net/can/sun4i_can.c
index 68ef0a4cd821..b0c80859f746 100644
--- a/drivers/net/can/sun4i_can.c
+++ b/drivers/net/can/sun4i_can.c
@@ -342,7 +342,7 @@ static int sun4i_can_start(struct net_device *dev)
/* enter the selected mode */
mod_reg_val = readl(priv->base + SUN4I_REG_MSEL_ADDR);
- if (priv->can.ctrlmode & CAN_CTRLMODE_PRESUME_ACK)
+ if (priv->can.ctrlmode & CAN_CTRLMODE_LOOPBACK)
mod_reg_val |= SUN4I_MSEL_LOOPBACK_MODE;
else if (priv->can.ctrlmode & CAN_CTRLMODE_LISTENONLY)
mod_reg_val |= SUN4I_MSEL_LISTEN_ONLY_MODE;
@@ -811,7 +811,6 @@ static int sun4ican_probe(struct platform_device *pdev)
priv->can.ctrlmode_supported = CAN_CTRLMODE_BERR_REPORTING |
CAN_CTRLMODE_LISTENONLY |
CAN_CTRLMODE_LOOPBACK |
- CAN_CTRLMODE_PRESUME_ACK |
CAN_CTRLMODE_3_SAMPLES;
priv->base = addr;
priv->clk = clk;
diff --git a/drivers/net/can/usb/Makefile b/drivers/net/can/usb/Makefile
index 164453fd55d0..49ac7b99ba32 100644
--- a/drivers/net/can/usb/Makefile
+++ b/drivers/net/can/usb/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux Controller Area Network USB drivers.
#
diff --git a/drivers/net/can/usb/esd_usb2.c b/drivers/net/can/usb/esd_usb2.c
index be928ce62d32..9fdb0f0bfa06 100644
--- a/drivers/net/can/usb/esd_usb2.c
+++ b/drivers/net/can/usb/esd_usb2.c
@@ -333,7 +333,7 @@ static void esd_usb2_rx_can_msg(struct esd_usb2_net_priv *priv,
}
cf->can_id = id & ESD_IDMASK;
- cf->can_dlc = get_can_dlc(msg->msg.rx.dlc);
+ cf->can_dlc = get_can_dlc(msg->msg.rx.dlc & ~ESD_RTR);
if (id & ESD_EXTID)
cf->can_id |= CAN_EFF_FLAG;
diff --git a/drivers/net/can/usb/gs_usb.c b/drivers/net/can/usb/gs_usb.c
index afcc1312dbaf..68ac3e88a8ce 100644
--- a/drivers/net/can/usb/gs_usb.c
+++ b/drivers/net/can/usb/gs_usb.c
@@ -375,6 +375,8 @@ static void gs_usb_receive_bulk_callback(struct urb *urb)
gs_free_tx_context(txc);
+ atomic_dec(&dev->active_tx_urbs);
+
netif_wake_queue(netdev);
}
@@ -463,14 +465,6 @@ static void gs_usb_xmit_callback(struct urb *urb)
urb->transfer_buffer_length,
urb->transfer_buffer,
urb->transfer_dma);
-
- atomic_dec(&dev->active_tx_urbs);
-
- if (!netif_device_present(netdev))
- return;
-
- if (netif_queue_stopped(netdev))
- netif_wake_queue(netdev);
}
static netdev_tx_t gs_can_start_xmit(struct sk_buff *skb,
diff --git a/drivers/net/can/usb/kvaser_usb.c b/drivers/net/can/usb/kvaser_usb.c
index 18cc529fb807..9b18d96ef526 100644
--- a/drivers/net/can/usb/kvaser_usb.c
+++ b/drivers/net/can/usb/kvaser_usb.c
@@ -137,6 +137,7 @@ static inline bool kvaser_is_usbcan(const struct usb_device_id *id)
#define CMD_RESET_ERROR_COUNTER 49
#define CMD_TX_ACKNOWLEDGE 50
#define CMD_CAN_ERROR_EVENT 51
+#define CMD_FLUSH_QUEUE_REPLY 68
#define CMD_LEAF_USB_THROTTLE 77
#define CMD_LEAF_LOG_MESSAGE 106
@@ -1301,6 +1302,11 @@ static void kvaser_usb_handle_message(const struct kvaser_usb *dev,
goto warn;
break;
+ case CMD_FLUSH_QUEUE_REPLY:
+ if (dev->family != KVASER_LEAF)
+ goto warn;
+ break;
+
default:
warn: dev_warn(dev->udev->dev.parent,
"Unhandled message (%d)\n", msg->id);
@@ -1609,7 +1615,8 @@ static int kvaser_usb_close(struct net_device *netdev)
if (err)
netdev_warn(netdev, "Cannot flush queue, error %d\n", err);
- if (kvaser_usb_send_simple_msg(dev, CMD_RESET_CHIP, priv->channel))
+ err = kvaser_usb_send_simple_msg(dev, CMD_RESET_CHIP, priv->channel);
+ if (err)
netdev_warn(netdev, "Cannot reset card, error %d\n", err);
err = kvaser_usb_stop_chip(priv);
diff --git a/drivers/net/cris/eth_v10.c b/drivers/net/cris/eth_v10.c
index 017f48cdcab9..1cbca8e5741e 100644
--- a/drivers/net/cris/eth_v10.c
+++ b/drivers/net/cris/eth_v10.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* e100net.c: A network driver for the ETRAX 100LX network controller.
*
diff --git a/drivers/net/dsa/Makefile b/drivers/net/dsa/Makefile
index 4a5b5bd297ee..d040aeb45172 100644
--- a/drivers/net/dsa/Makefile
+++ b/drivers/net/dsa/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_NET_DSA_BCM_SF2) += bcm-sf2.o
bcm-sf2-objs := bcm_sf2.o bcm_sf2_cfp.o
obj-$(CONFIG_NET_DSA_LOOP) += dsa_loop.o dsa_loop_bdinfo.o
diff --git a/drivers/net/dsa/b53/Makefile b/drivers/net/dsa/b53/Makefile
index 7e6f9a8bfd75..4256fb42a4dd 100644
--- a/drivers/net/dsa/b53/Makefile
+++ b/drivers/net/dsa/b53/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_B53) += b53_common.o
obj-$(CONFIG_B53_SPI_DRIVER) += b53_spi.o
diff --git a/drivers/net/dsa/dsa_loop.h b/drivers/net/dsa/dsa_loop.h
index dc396877fc95..93e5c15d0efd 100644
--- a/drivers/net/dsa/dsa_loop.h
+++ b/drivers/net/dsa/dsa_loop.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DSA_LOOP_H
#define __DSA_LOOP_H
diff --git a/drivers/net/dsa/lan9303.h b/drivers/net/dsa/lan9303.h
index 4d8be555ff4d..7df2ac77fc8f 100644
--- a/drivers/net/dsa/lan9303.h
+++ b/drivers/net/dsa/lan9303.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/regmap.h>
#include <linux/device.h>
#include <net/dsa.h>
diff --git a/drivers/net/dsa/mv88e6060.c b/drivers/net/dsa/mv88e6060.c
index dce7fa57eb55..f123ed57630d 100644
--- a/drivers/net/dsa/mv88e6060.c
+++ b/drivers/net/dsa/mv88e6060.c
@@ -214,8 +214,14 @@ static int mv88e6060_setup(struct dsa_switch *ds)
static int mv88e6060_set_addr(struct dsa_switch *ds, u8 *addr)
{
- /* Use the same MAC Address as FD Pause frames for all ports */
- REG_WRITE(REG_GLOBAL, GLOBAL_MAC_01, (addr[0] << 9) | addr[1]);
+ u16 val = addr[0] << 8 | addr[1];
+
+ /* The multicast bit is always transmitted as a zero, so the switch uses
+ * bit 8 for "DiffAddr", where 0 means all ports transmit the same SA.
+ */
+ val &= 0xfeff;
+
+ REG_WRITE(REG_GLOBAL, GLOBAL_MAC_01, val);
REG_WRITE(REG_GLOBAL, GLOBAL_MAC_23, (addr[2] << 8) | addr[3]);
REG_WRITE(REG_GLOBAL, GLOBAL_MAC_45, (addr[4] << 8) | addr[5]);
diff --git a/drivers/net/dsa/mv88e6xxx/Makefile b/drivers/net/dsa/mv88e6xxx/Makefile
index 5cd5551461e3..58a4a0014e59 100644
--- a/drivers/net/dsa/mv88e6xxx/Makefile
+++ b/drivers/net/dsa/mv88e6xxx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_NET_DSA_MV88E6XXX) += mv88e6xxx.o
mv88e6xxx-objs := chip.o
mv88e6xxx-objs += global1.o
diff --git a/drivers/net/ethernet/3com/Makefile b/drivers/net/ethernet/3com/Makefile
index 74046afab993..f8b73babc510 100644
--- a/drivers/net/ethernet/3com/Makefile
+++ b/drivers/net/ethernet/3com/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the 3Com Ethernet device drivers
#
diff --git a/drivers/net/ethernet/8390/Makefile b/drivers/net/ethernet/8390/Makefile
index ff3b31894188..f975c2fc88a3 100644
--- a/drivers/net/ethernet/8390/Makefile
+++ b/drivers/net/ethernet/8390/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the 8390 network device drivers.
#
diff --git a/drivers/net/ethernet/Makefile b/drivers/net/ethernet/Makefile
index a0a03d4d939a..39f6273358ed 100644
--- a/drivers/net/ethernet/Makefile
+++ b/drivers/net/ethernet/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux network Ethernet device drivers.
#
diff --git a/drivers/net/ethernet/aeroflex/greth.h b/drivers/net/ethernet/aeroflex/greth.h
index 9c07140a5d8d..a1e04c9e932e 100644
--- a/drivers/net/ethernet/aeroflex/greth.h
+++ b/drivers/net/ethernet/aeroflex/greth.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef GRETH_H
#define GRETH_H
diff --git a/drivers/net/ethernet/alacritech/slic.h b/drivers/net/ethernet/alacritech/slic.h
index 08931b4afc96..d0c388cfd52f 100644
--- a/drivers/net/ethernet/alacritech/slic.h
+++ b/drivers/net/ethernet/alacritech/slic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SLIC_H
#define _SLIC_H
diff --git a/drivers/net/ethernet/alteon/acenic.h b/drivers/net/ethernet/alteon/acenic.h
index 51c486cfbb8c..c670067b1541 100644
--- a/drivers/net/ethernet/alteon/acenic.h
+++ b/drivers/net/ethernet/alteon/acenic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ACENIC_H_
#define _ACENIC_H_
#include <linux/interrupt.h>
diff --git a/drivers/net/ethernet/amazon/ena/ena_ethtool.c b/drivers/net/ethernet/amazon/ena/ena_ethtool.c
index b1212debc2e1..967020fb26ee 100644
--- a/drivers/net/ethernet/amazon/ena/ena_ethtool.c
+++ b/drivers/net/ethernet/amazon/ena/ena_ethtool.c
@@ -742,8 +742,8 @@ static void ena_get_channels(struct net_device *netdev,
{
struct ena_adapter *adapter = netdev_priv(netdev);
- channels->max_rx = ENA_MAX_NUM_IO_QUEUES;
- channels->max_tx = ENA_MAX_NUM_IO_QUEUES;
+ channels->max_rx = adapter->num_queues;
+ channels->max_tx = adapter->num_queues;
channels->max_other = 0;
channels->max_combined = 0;
channels->rx_count = adapter->num_queues;
diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c
index f7dc22f65d9f..c6bd5e24005d 100644
--- a/drivers/net/ethernet/amazon/ena/ena_netdev.c
+++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c
@@ -966,7 +966,7 @@ static inline void ena_rx_checksum(struct ena_ring *rx_ring,
u64_stats_update_begin(&rx_ring->syncp);
rx_ring->rx_stats.bad_csum++;
u64_stats_update_end(&rx_ring->syncp);
- netif_err(rx_ring->adapter, rx_err, rx_ring->netdev,
+ netif_dbg(rx_ring->adapter, rx_err, rx_ring->netdev,
"RX IPv4 header checksum error\n");
return;
}
@@ -979,7 +979,7 @@ static inline void ena_rx_checksum(struct ena_ring *rx_ring,
u64_stats_update_begin(&rx_ring->syncp);
rx_ring->rx_stats.bad_csum++;
u64_stats_update_end(&rx_ring->syncp);
- netif_err(rx_ring->adapter, rx_err, rx_ring->netdev,
+ netif_dbg(rx_ring->adapter, rx_err, rx_ring->netdev,
"RX L4 checksum error\n");
skb->ip_summed = CHECKSUM_NONE;
return;
@@ -3064,7 +3064,8 @@ static void ena_release_bars(struct ena_com_dev *ena_dev, struct pci_dev *pdev)
if (ena_dev->mem_bar)
devm_iounmap(&pdev->dev, ena_dev->mem_bar);
- devm_iounmap(&pdev->dev, ena_dev->reg_bar);
+ if (ena_dev->reg_bar)
+ devm_iounmap(&pdev->dev, ena_dev->reg_bar);
release_bars = pci_select_bars(pdev, IORESOURCE_MEM) & ENA_BAR_MASK;
pci_release_selected_regions(pdev, release_bars);
diff --git a/drivers/net/ethernet/amd/7990.h b/drivers/net/ethernet/amd/7990.h
index e9e0be313804..741cdc392c6b 100644
--- a/drivers/net/ethernet/amd/7990.h
+++ b/drivers/net/ethernet/amd/7990.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* 7990.h -- LANCE ethernet IC generic routines.
* This is an attempt to separate out the bits of various ethernet
diff --git a/drivers/net/ethernet/amd/Makefile b/drivers/net/ethernet/amd/Makefile
index a38a2dce3eb3..45f86822a5f7 100644
--- a/drivers/net/ethernet/amd/Makefile
+++ b/drivers/net/ethernet/amd/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the AMD network device drivers.
#
diff --git a/drivers/net/ethernet/amd/hplance.h b/drivers/net/ethernet/amd/hplance.h
index 04aee9e0376a..bc845a2c60c1 100644
--- a/drivers/net/ethernet/amd/hplance.h
+++ b/drivers/net/ethernet/amd/hplance.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Random defines and structures for the HP Lance driver.
* Copyright (C) 05/1998 Peter Maydell <pmaydell@chiark.greenend.org.uk>
* Based on the Sun Lance driver and the NetBSD HP Lance driver
diff --git a/drivers/net/ethernet/amd/xgbe/Makefile b/drivers/net/ethernet/amd/xgbe/Makefile
index 0dea8f5da899..620785ffbd51 100644
--- a/drivers/net/ethernet/amd/xgbe/Makefile
+++ b/drivers/net/ethernet/amd/xgbe/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_AMD_XGBE) += amd-xgbe.o
amd-xgbe-objs := xgbe-main.o xgbe-drv.o xgbe-dev.o \
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_cfg.h b/drivers/net/ethernet/aquantia/atlantic/aq_cfg.h
index 0fdaaa643073..57e796870595 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_cfg.h
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_cfg.h
@@ -22,8 +22,12 @@
#define AQ_CFG_FORCE_LEGACY_INT 0U
-#define AQ_CFG_IS_INTERRUPT_MODERATION_DEF 1U
-#define AQ_CFG_INTERRUPT_MODERATION_RATE_DEF 0xFFFFU
+#define AQ_CFG_INTERRUPT_MODERATION_OFF 0
+#define AQ_CFG_INTERRUPT_MODERATION_ON 1
+#define AQ_CFG_INTERRUPT_MODERATION_AUTO 0xFFFFU
+
+#define AQ_CFG_INTERRUPT_MODERATION_USEC_MAX (0x1FF * 2)
+
#define AQ_CFG_IRQ_MASK 0x1FFU
#define AQ_CFG_VECS_MAX 8U
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c b/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c
index a761e91471df..d5e99b468870 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c
@@ -56,10 +56,6 @@ aq_ethtool_set_link_ksettings(struct net_device *ndev,
return aq_nic_set_link_ksettings(aq_nic, cmd);
}
-/* there "5U" is number of queue[#] stats lines (InPackets+...+InErrors) */
-static const unsigned int aq_ethtool_stat_queue_lines = 5U;
-static const unsigned int aq_ethtool_stat_queue_chars =
- 5U * ETH_GSTRING_LEN;
static const char aq_ethtool_stat_names[][ETH_GSTRING_LEN] = {
"InPackets",
"InUCast",
@@ -83,56 +79,26 @@ static const char aq_ethtool_stat_names[][ETH_GSTRING_LEN] = {
"InOctetsDma",
"OutOctetsDma",
"InDroppedDma",
- "Queue[0] InPackets",
- "Queue[0] OutPackets",
- "Queue[0] InJumboPackets",
- "Queue[0] InLroPackets",
- "Queue[0] InErrors",
- "Queue[1] InPackets",
- "Queue[1] OutPackets",
- "Queue[1] InJumboPackets",
- "Queue[1] InLroPackets",
- "Queue[1] InErrors",
- "Queue[2] InPackets",
- "Queue[2] OutPackets",
- "Queue[2] InJumboPackets",
- "Queue[2] InLroPackets",
- "Queue[2] InErrors",
- "Queue[3] InPackets",
- "Queue[3] OutPackets",
- "Queue[3] InJumboPackets",
- "Queue[3] InLroPackets",
- "Queue[3] InErrors",
- "Queue[4] InPackets",
- "Queue[4] OutPackets",
- "Queue[4] InJumboPackets",
- "Queue[4] InLroPackets",
- "Queue[4] InErrors",
- "Queue[5] InPackets",
- "Queue[5] OutPackets",
- "Queue[5] InJumboPackets",
- "Queue[5] InLroPackets",
- "Queue[5] InErrors",
- "Queue[6] InPackets",
- "Queue[6] OutPackets",
- "Queue[6] InJumboPackets",
- "Queue[6] InLroPackets",
- "Queue[6] InErrors",
- "Queue[7] InPackets",
- "Queue[7] OutPackets",
- "Queue[7] InJumboPackets",
- "Queue[7] InLroPackets",
- "Queue[7] InErrors",
+};
+
+static const char aq_ethtool_queue_stat_names[][ETH_GSTRING_LEN] = {
+ "Queue[%d] InPackets",
+ "Queue[%d] OutPackets",
+ "Queue[%d] Restarts",
+ "Queue[%d] InJumboPackets",
+ "Queue[%d] InLroPackets",
+ "Queue[%d] InErrors",
};
static void aq_ethtool_stats(struct net_device *ndev,
struct ethtool_stats *stats, u64 *data)
{
struct aq_nic_s *aq_nic = netdev_priv(ndev);
+ struct aq_nic_cfg_s *cfg = aq_nic_get_cfg(aq_nic);
-/* ASSERT: Need add lines to aq_ethtool_stat_names if AQ_CFG_VECS_MAX > 8 */
- BUILD_BUG_ON(AQ_CFG_VECS_MAX > 8);
- memset(data, 0, ARRAY_SIZE(aq_ethtool_stat_names) * sizeof(u64));
+ memset(data, 0, (ARRAY_SIZE(aq_ethtool_stat_names) +
+ ARRAY_SIZE(aq_ethtool_queue_stat_names) *
+ cfg->vecs) * sizeof(u64));
aq_nic_get_stats(aq_nic, data);
}
@@ -154,8 +120,8 @@ static void aq_ethtool_get_drvinfo(struct net_device *ndev,
strlcpy(drvinfo->bus_info, pdev ? pci_name(pdev) : "",
sizeof(drvinfo->bus_info));
- drvinfo->n_stats = ARRAY_SIZE(aq_ethtool_stat_names) -
- (AQ_CFG_VECS_MAX - cfg->vecs) * aq_ethtool_stat_queue_lines;
+ drvinfo->n_stats = ARRAY_SIZE(aq_ethtool_stat_names) +
+ cfg->vecs * ARRAY_SIZE(aq_ethtool_queue_stat_names);
drvinfo->testinfo_len = 0;
drvinfo->regdump_len = regs_count;
drvinfo->eedump_len = 0;
@@ -164,14 +130,25 @@ static void aq_ethtool_get_drvinfo(struct net_device *ndev,
static void aq_ethtool_get_strings(struct net_device *ndev,
u32 stringset, u8 *data)
{
+ int i, si;
struct aq_nic_s *aq_nic = netdev_priv(ndev);
struct aq_nic_cfg_s *cfg = aq_nic_get_cfg(aq_nic);
-
- if (stringset == ETH_SS_STATS)
- memcpy(data, *aq_ethtool_stat_names,
- sizeof(aq_ethtool_stat_names) -
- (AQ_CFG_VECS_MAX - cfg->vecs) *
- aq_ethtool_stat_queue_chars);
+ u8 *p = data;
+
+ if (stringset == ETH_SS_STATS) {
+ memcpy(p, *aq_ethtool_stat_names,
+ sizeof(aq_ethtool_stat_names));
+ p = p + sizeof(aq_ethtool_stat_names);
+ for (i = 0; i < cfg->vecs; i++) {
+ for (si = 0;
+ si < ARRAY_SIZE(aq_ethtool_queue_stat_names);
+ si++) {
+ snprintf(p, ETH_GSTRING_LEN,
+ aq_ethtool_queue_stat_names[si], i);
+ p += ETH_GSTRING_LEN;
+ }
+ }
+ }
}
static int aq_ethtool_get_sset_count(struct net_device *ndev, int stringset)
@@ -182,9 +159,8 @@ static int aq_ethtool_get_sset_count(struct net_device *ndev, int stringset)
switch (stringset) {
case ETH_SS_STATS:
- ret = ARRAY_SIZE(aq_ethtool_stat_names) -
- (AQ_CFG_VECS_MAX - cfg->vecs) *
- aq_ethtool_stat_queue_lines;
+ ret = ARRAY_SIZE(aq_ethtool_stat_names) +
+ cfg->vecs * ARRAY_SIZE(aq_ethtool_queue_stat_names);
break;
default:
ret = -EOPNOTSUPP;
@@ -245,6 +221,69 @@ static int aq_ethtool_get_rxnfc(struct net_device *ndev,
return err;
}
+int aq_ethtool_get_coalesce(struct net_device *ndev,
+ struct ethtool_coalesce *coal)
+{
+ struct aq_nic_s *aq_nic = netdev_priv(ndev);
+ struct aq_nic_cfg_s *cfg = aq_nic_get_cfg(aq_nic);
+
+ if (cfg->itr == AQ_CFG_INTERRUPT_MODERATION_ON ||
+ cfg->itr == AQ_CFG_INTERRUPT_MODERATION_AUTO) {
+ coal->rx_coalesce_usecs = cfg->rx_itr;
+ coal->tx_coalesce_usecs = cfg->tx_itr;
+ coal->rx_max_coalesced_frames = 0;
+ coal->tx_max_coalesced_frames = 0;
+ } else {
+ coal->rx_coalesce_usecs = 0;
+ coal->tx_coalesce_usecs = 0;
+ coal->rx_max_coalesced_frames = 1;
+ coal->tx_max_coalesced_frames = 1;
+ }
+ return 0;
+}
+
+int aq_ethtool_set_coalesce(struct net_device *ndev,
+ struct ethtool_coalesce *coal)
+{
+ struct aq_nic_s *aq_nic = netdev_priv(ndev);
+ struct aq_nic_cfg_s *cfg = aq_nic_get_cfg(aq_nic);
+
+ /* This is not yet supported
+ */
+ if (coal->use_adaptive_rx_coalesce || coal->use_adaptive_tx_coalesce)
+ return -EOPNOTSUPP;
+
+ /* Atlantic only supports timing based coalescing
+ */
+ if (coal->rx_max_coalesced_frames > 1 ||
+ coal->rx_coalesce_usecs_irq ||
+ coal->rx_max_coalesced_frames_irq)
+ return -EOPNOTSUPP;
+
+ if (coal->tx_max_coalesced_frames > 1 ||
+ coal->tx_coalesce_usecs_irq ||
+ coal->tx_max_coalesced_frames_irq)
+ return -EOPNOTSUPP;
+
+ /* We do not support frame counting. Check this
+ */
+ if (!(coal->rx_max_coalesced_frames == !coal->rx_coalesce_usecs))
+ return -EOPNOTSUPP;
+ if (!(coal->tx_max_coalesced_frames == !coal->tx_coalesce_usecs))
+ return -EOPNOTSUPP;
+
+ if (coal->rx_coalesce_usecs > AQ_CFG_INTERRUPT_MODERATION_USEC_MAX ||
+ coal->tx_coalesce_usecs > AQ_CFG_INTERRUPT_MODERATION_USEC_MAX)
+ return -EINVAL;
+
+ cfg->itr = AQ_CFG_INTERRUPT_MODERATION_ON;
+
+ cfg->rx_itr = coal->rx_coalesce_usecs;
+ cfg->tx_itr = coal->tx_coalesce_usecs;
+
+ return aq_nic_update_interrupt_moderation_settings(aq_nic);
+}
+
const struct ethtool_ops aq_ethtool_ops = {
.get_link = aq_ethtool_get_link,
.get_regs_len = aq_ethtool_get_regs_len,
@@ -259,4 +298,6 @@ const struct ethtool_ops aq_ethtool_ops = {
.get_ethtool_stats = aq_ethtool_stats,
.get_link_ksettings = aq_ethtool_get_link_ksettings,
.set_link_ksettings = aq_ethtool_set_link_ksettings,
+ .get_coalesce = aq_ethtool_get_coalesce,
+ .set_coalesce = aq_ethtool_set_coalesce,
};
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_hw.h b/drivers/net/ethernet/aquantia/atlantic/aq_hw.h
index bf9b3f020e10..0207927dc8a6 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_hw.h
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_hw.h
@@ -151,8 +151,7 @@ struct aq_hw_ops {
[ETH_ALEN],
u32 count);
- int (*hw_interrupt_moderation_set)(struct aq_hw_s *self,
- bool itr_enabled);
+ int (*hw_interrupt_moderation_set)(struct aq_hw_s *self);
int (*hw_rss_set)(struct aq_hw_s *self,
struct aq_rss_parameters *rss_params);
@@ -163,6 +162,8 @@ struct aq_hw_ops {
int (*hw_get_regs)(struct aq_hw_s *self,
struct aq_hw_caps_s *aq_hw_caps, u32 *regs_buff);
+ int (*hw_update_stats)(struct aq_hw_s *self);
+
int (*hw_get_hw_stats)(struct aq_hw_s *self, u64 *data,
unsigned int *p_count);
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c
index 0a5bb4114eb4..483e97691eea 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c
@@ -16,6 +16,7 @@
#include "aq_pci_func.h"
#include "aq_nic_internal.h"
+#include <linux/moduleparam.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/timer.h>
@@ -24,6 +25,18 @@
#include <linux/tcp.h>
#include <net/ip.h>
+static unsigned int aq_itr = AQ_CFG_INTERRUPT_MODERATION_AUTO;
+module_param_named(aq_itr, aq_itr, uint, 0644);
+MODULE_PARM_DESC(aq_itr, "Interrupt throttling mode");
+
+static unsigned int aq_itr_tx;
+module_param_named(aq_itr_tx, aq_itr_tx, uint, 0644);
+MODULE_PARM_DESC(aq_itr_tx, "TX interrupt throttle rate");
+
+static unsigned int aq_itr_rx;
+module_param_named(aq_itr_rx, aq_itr_rx, uint, 0644);
+MODULE_PARM_DESC(aq_itr_rx, "RX interrupt throttle rate");
+
static void aq_nic_rss_init(struct aq_nic_s *self, unsigned int num_rss_queues)
{
struct aq_nic_cfg_s *cfg = &self->aq_nic_cfg;
@@ -61,9 +74,9 @@ static void aq_nic_cfg_init_defaults(struct aq_nic_s *self)
cfg->is_polling = AQ_CFG_IS_POLLING_DEF;
- cfg->is_interrupt_moderation = AQ_CFG_IS_INTERRUPT_MODERATION_DEF;
- cfg->itr = cfg->is_interrupt_moderation ?
- AQ_CFG_INTERRUPT_MODERATION_RATE_DEF : 0U;
+ cfg->itr = aq_itr;
+ cfg->tx_itr = aq_itr_tx;
+ cfg->rx_itr = aq_itr_rx;
cfg->is_rss = AQ_CFG_IS_RSS_DEF;
cfg->num_rss_queues = AQ_CFG_NUM_RSS_QUEUES_DEF;
@@ -126,10 +139,12 @@ static int aq_nic_update_link_status(struct aq_nic_s *self)
if (err)
return err;
- if (self->link_status.mbps != self->aq_hw->aq_link_status.mbps)
+ if (self->link_status.mbps != self->aq_hw->aq_link_status.mbps) {
pr_info("%s: link change old %d new %d\n",
AQ_CFG_DRV_NAME, self->link_status.mbps,
self->aq_hw->aq_link_status.mbps);
+ aq_nic_update_interrupt_moderation_settings(self);
+ }
self->link_status = self->aq_hw->aq_link_status;
if (!netif_carrier_ok(self->ndev) && self->link_status.mbps) {
@@ -164,8 +179,8 @@ static void aq_nic_service_timer_cb(unsigned long param)
if (err)
goto err_exit;
- self->aq_hw_ops.hw_interrupt_moderation_set(self->aq_hw,
- self->aq_nic_cfg.is_interrupt_moderation);
+ if (self->aq_hw_ops.hw_update_stats)
+ self->aq_hw_ops.hw_update_stats(self->aq_hw);
memset(&stats_rx, 0U, sizeof(struct aq_ring_stats_rx_s));
memset(&stats_tx, 0U, sizeof(struct aq_ring_stats_tx_s));
@@ -334,6 +349,7 @@ struct aq_nic_s *aq_nic_alloc_hot(struct net_device *ndev)
}
if (netif_running(ndev))
netif_tx_disable(ndev);
+ netif_carrier_off(self->ndev);
for (self->aq_vecs = 0; self->aq_vecs < self->aq_nic_cfg.vecs;
self->aq_vecs++) {
@@ -421,9 +437,8 @@ int aq_nic_start(struct aq_nic_s *self)
if (err < 0)
goto err_exit;
- err = self->aq_hw_ops.hw_interrupt_moderation_set(self->aq_hw,
- self->aq_nic_cfg.is_interrupt_moderation);
- if (err < 0)
+ err = aq_nic_update_interrupt_moderation_settings(self);
+ if (err)
goto err_exit;
setup_timer(&self->service_timer, &aq_nic_service_timer_cb,
(unsigned long)self);
@@ -645,6 +660,11 @@ err_exit:
return err;
}
+int aq_nic_update_interrupt_moderation_settings(struct aq_nic_s *self)
+{
+ return self->aq_hw_ops.hw_interrupt_moderation_set(self->aq_hw);
+}
+
int aq_nic_set_packet_filter(struct aq_nic_s *self, unsigned int flags)
{
int err = 0;
@@ -899,6 +919,7 @@ int aq_nic_stop(struct aq_nic_s *self)
unsigned int i = 0U;
netif_tx_disable(self->ndev);
+ netif_carrier_off(self->ndev);
del_timer_sync(&self->service_timer);
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_nic.h b/drivers/net/ethernet/aquantia/atlantic/aq_nic.h
index 0ddd556ff901..4309983acdd6 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_nic.h
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_nic.h
@@ -40,6 +40,8 @@ struct aq_nic_cfg_s {
u32 vecs; /* vecs==allocated irqs */
u32 irq_type;
u32 itr;
+ u16 rx_itr;
+ u16 tx_itr;
u32 num_rss_queues;
u32 mtu;
u32 ucp_0x364;
@@ -49,7 +51,6 @@ struct aq_nic_cfg_s {
u16 is_mc_list_enabled;
u16 mc_list_count;
bool is_autoneg;
- bool is_interrupt_moderation;
bool is_polling;
bool is_rss;
bool is_lro;
@@ -104,5 +105,6 @@ int aq_nic_set_link_ksettings(struct aq_nic_s *self,
struct aq_nic_cfg_s *aq_nic_get_cfg(struct aq_nic_s *self);
u32 aq_nic_get_fw_version(struct aq_nic_s *self);
int aq_nic_change_pm_state(struct aq_nic_s *self, pm_message_t *pm_msg);
+int aq_nic_update_interrupt_moderation_settings(struct aq_nic_s *self);
#endif /* AQ_NIC_H */
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c b/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c
index 4c6c882c6a1c..cadaa646c89f 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c
@@ -85,6 +85,7 @@ int aq_pci_func_init(struct aq_pci_func_s *self)
int err = 0;
unsigned int bar = 0U;
unsigned int port = 0U;
+ unsigned int numvecs = 0U;
err = pci_enable_device(self->pdev);
if (err < 0)
@@ -142,10 +143,12 @@ int aq_pci_func_init(struct aq_pci_func_s *self)
}
}
- /*enable interrupts */
+ numvecs = min((u8)AQ_CFG_VECS_DEF, self->aq_hw_caps.msix_irqs);
+ numvecs = min(numvecs, num_online_cpus());
+
+ /* enable interrupts */
#if !AQ_CFG_FORCE_LEGACY_INT
- err = pci_alloc_irq_vectors(self->pdev, self->aq_hw_caps.msix_irqs,
- self->aq_hw_caps.msix_irqs, PCI_IRQ_MSIX);
+ err = pci_alloc_irq_vectors(self->pdev, numvecs, numvecs, PCI_IRQ_MSIX);
if (err < 0) {
err = pci_alloc_irq_vectors(self->pdev, 1, 1,
@@ -153,7 +156,7 @@ int aq_pci_func_init(struct aq_pci_func_s *self)
if (err < 0)
goto err_exit;
}
-#endif
+#endif /* AQ_CFG_FORCE_LEGACY_INT */
/* net device init */
for (port = 0; port < self->ports; ++port) {
@@ -265,6 +268,9 @@ void aq_pci_func_free(struct aq_pci_func_s *self)
aq_nic_ndev_free(self->port[port]);
}
+ if (self->mmio)
+ iounmap(self->mmio);
+
kfree(self);
err_exit:;
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_vec.c b/drivers/net/ethernet/aquantia/atlantic/aq_vec.c
index 305ff8ffac2c..5fecc9a099ef 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_vec.c
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_vec.c
@@ -373,8 +373,11 @@ int aq_vec_get_sw_stats(struct aq_vec_s *self, u64 *data, unsigned int *p_count)
memset(&stats_tx, 0U, sizeof(struct aq_ring_stats_tx_s));
aq_vec_add_stats(self, &stats_rx, &stats_tx);
+ /* This data should mimic aq_ethtool_queue_stat_names structure
+ */
data[count] += stats_rx.packets;
data[++count] += stats_tx.packets;
+ data[++count] += stats_tx.queue_restarts;
data[++count] += stats_rx.jumbo_packets;
data[++count] += stats_rx.lro_packets;
data[++count] += stats_rx.errors;
diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_a0.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_a0.c
index c5a02df7a48b..07b3c49a16a4 100644
--- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_a0.c
+++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_a0.c
@@ -765,24 +765,23 @@ err_exit:
return err;
}
-static int hw_atl_a0_hw_interrupt_moderation_set(struct aq_hw_s *self,
- bool itr_enabled)
+static int hw_atl_a0_hw_interrupt_moderation_set(struct aq_hw_s *self)
{
unsigned int i = 0U;
+ u32 itr_rx;
- if (itr_enabled && self->aq_nic_cfg->itr) {
- if (self->aq_nic_cfg->itr != 0xFFFFU) {
+ if (self->aq_nic_cfg->itr) {
+ if (self->aq_nic_cfg->itr != AQ_CFG_INTERRUPT_MODERATION_AUTO) {
u32 itr_ = (self->aq_nic_cfg->itr >> 1);
itr_ = min(AQ_CFG_IRQ_MASK, itr_);
- PHAL_ATLANTIC_A0->itr_rx = 0x80000000U |
- (itr_ << 0x10);
+ itr_rx = 0x80000000U | (itr_ << 0x10);
} else {
u32 n = 0xFFFFU & aq_hw_read_reg(self, 0x00002A00U);
if (n < self->aq_link_status.mbps) {
- PHAL_ATLANTIC_A0->itr_rx = 0U;
+ itr_rx = 0U;
} else {
static unsigned int hw_timers_tbl_[] = {
0x01CU, /* 10Gbit */
@@ -797,8 +796,7 @@ static int hw_atl_a0_hw_interrupt_moderation_set(struct aq_hw_s *self,
hw_atl_utils_mbps_2_speed_index(
self->aq_link_status.mbps);
- PHAL_ATLANTIC_A0->itr_rx =
- 0x80000000U |
+ itr_rx = 0x80000000U |
(hw_timers_tbl_[speed_index] << 0x10U);
}
@@ -806,11 +804,11 @@ static int hw_atl_a0_hw_interrupt_moderation_set(struct aq_hw_s *self,
aq_hw_write_reg(self, 0x00002A00U, 0x8D000000U);
}
} else {
- PHAL_ATLANTIC_A0->itr_rx = 0U;
+ itr_rx = 0U;
}
for (i = HW_ATL_A0_RINGS_MAX; i--;)
- reg_irq_thr_set(self, PHAL_ATLANTIC_A0->itr_rx, i);
+ reg_irq_thr_set(self, itr_rx, i);
return aq_hw_err_from_flags(self);
}
@@ -885,6 +883,7 @@ static struct aq_hw_ops hw_atl_ops_ = {
.hw_rss_set = hw_atl_a0_hw_rss_set,
.hw_rss_hash_set = hw_atl_a0_hw_rss_hash_set,
.hw_get_regs = hw_atl_utils_hw_get_regs,
+ .hw_update_stats = hw_atl_utils_update_stats,
.hw_get_hw_stats = hw_atl_utils_get_hw_stats,
.hw_get_fw_version = hw_atl_utils_get_fw_version,
};
diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c
index 21784cc39dab..ec68c20efcbd 100644
--- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c
+++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c
@@ -788,39 +788,45 @@ err_exit:
return err;
}
-static int hw_atl_b0_hw_interrupt_moderation_set(struct aq_hw_s *self,
- bool itr_enabled)
+static int hw_atl_b0_hw_interrupt_moderation_set(struct aq_hw_s *self)
{
unsigned int i = 0U;
+ u32 itr_tx = 2U;
+ u32 itr_rx = 2U;
- if (itr_enabled && self->aq_nic_cfg->itr) {
+ switch (self->aq_nic_cfg->itr) {
+ case AQ_CFG_INTERRUPT_MODERATION_ON:
+ case AQ_CFG_INTERRUPT_MODERATION_AUTO:
tdm_tx_desc_wr_wb_irq_en_set(self, 0U);
tdm_tdm_intr_moder_en_set(self, 1U);
rdm_rx_desc_wr_wb_irq_en_set(self, 0U);
rdm_rdm_intr_moder_en_set(self, 1U);
- PHAL_ATLANTIC_B0->itr_tx = 2U;
- PHAL_ATLANTIC_B0->itr_rx = 2U;
+ if (self->aq_nic_cfg->itr == AQ_CFG_INTERRUPT_MODERATION_ON) {
+ /* HW timers are in 2us units */
+ int tx_max_timer = self->aq_nic_cfg->tx_itr / 2;
+ int tx_min_timer = tx_max_timer / 2;
- if (self->aq_nic_cfg->itr != 0xFFFFU) {
- unsigned int max_timer = self->aq_nic_cfg->itr / 2U;
- unsigned int min_timer = self->aq_nic_cfg->itr / 32U;
+ int rx_max_timer = self->aq_nic_cfg->rx_itr / 2;
+ int rx_min_timer = rx_max_timer / 2;
- max_timer = min(0x1FFU, max_timer);
- min_timer = min(0xFFU, min_timer);
+ tx_max_timer = min(HW_ATL_INTR_MODER_MAX, tx_max_timer);
+ tx_min_timer = min(HW_ATL_INTR_MODER_MIN, tx_min_timer);
+ rx_max_timer = min(HW_ATL_INTR_MODER_MAX, rx_max_timer);
+ rx_min_timer = min(HW_ATL_INTR_MODER_MIN, rx_min_timer);
- PHAL_ATLANTIC_B0->itr_tx |= min_timer << 0x8U;
- PHAL_ATLANTIC_B0->itr_tx |= max_timer << 0x10U;
- PHAL_ATLANTIC_B0->itr_rx |= min_timer << 0x8U;
- PHAL_ATLANTIC_B0->itr_rx |= max_timer << 0x10U;
+ itr_tx |= tx_min_timer << 0x8U;
+ itr_tx |= tx_max_timer << 0x10U;
+ itr_rx |= rx_min_timer << 0x8U;
+ itr_rx |= rx_max_timer << 0x10U;
} else {
static unsigned int hw_atl_b0_timers_table_tx_[][2] = {
- {0xffU, 0xffU}, /* 10Gbit */
- {0xffU, 0x1ffU}, /* 5Gbit */
- {0xffU, 0x1ffU}, /* 5Gbit 5GS */
- {0xffU, 0x1ffU}, /* 2.5Gbit */
- {0xffU, 0x1ffU}, /* 1Gbit */
- {0xffU, 0x1ffU}, /* 100Mbit */
+ {0xfU, 0xffU}, /* 10Gbit */
+ {0xfU, 0x1ffU}, /* 5Gbit */
+ {0xfU, 0x1ffU}, /* 5Gbit 5GS */
+ {0xfU, 0x1ffU}, /* 2.5Gbit */
+ {0xfU, 0x1ffU}, /* 1Gbit */
+ {0xfU, 0x1ffU}, /* 100Mbit */
};
static unsigned int hw_atl_b0_timers_table_rx_[][2] = {
@@ -836,34 +842,36 @@ static int hw_atl_b0_hw_interrupt_moderation_set(struct aq_hw_s *self,
hw_atl_utils_mbps_2_speed_index(
self->aq_link_status.mbps);
- PHAL_ATLANTIC_B0->itr_tx |=
- hw_atl_b0_timers_table_tx_[speed_index]
- [0] << 0x8U; /* set min timer value */
- PHAL_ATLANTIC_B0->itr_tx |=
- hw_atl_b0_timers_table_tx_[speed_index]
- [1] << 0x10U; /* set max timer value */
-
- PHAL_ATLANTIC_B0->itr_rx |=
- hw_atl_b0_timers_table_rx_[speed_index]
- [0] << 0x8U; /* set min timer value */
- PHAL_ATLANTIC_B0->itr_rx |=
- hw_atl_b0_timers_table_rx_[speed_index]
- [1] << 0x10U; /* set max timer value */
+ /* Update user visible ITR settings */
+ self->aq_nic_cfg->tx_itr = hw_atl_b0_timers_table_tx_
+ [speed_index][1] * 2;
+ self->aq_nic_cfg->rx_itr = hw_atl_b0_timers_table_rx_
+ [speed_index][1] * 2;
+
+ itr_tx |= hw_atl_b0_timers_table_tx_
+ [speed_index][0] << 0x8U;
+ itr_tx |= hw_atl_b0_timers_table_tx_
+ [speed_index][1] << 0x10U;
+
+ itr_rx |= hw_atl_b0_timers_table_rx_
+ [speed_index][0] << 0x8U;
+ itr_rx |= hw_atl_b0_timers_table_rx_
+ [speed_index][1] << 0x10U;
}
- } else {
+ break;
+ case AQ_CFG_INTERRUPT_MODERATION_OFF:
tdm_tx_desc_wr_wb_irq_en_set(self, 1U);
tdm_tdm_intr_moder_en_set(self, 0U);
rdm_rx_desc_wr_wb_irq_en_set(self, 1U);
rdm_rdm_intr_moder_en_set(self, 0U);
- PHAL_ATLANTIC_B0->itr_tx = 0U;
- PHAL_ATLANTIC_B0->itr_rx = 0U;
+ itr_tx = 0U;
+ itr_rx = 0U;
+ break;
}
for (i = HW_ATL_B0_RINGS_MAX; i--;) {
- reg_tx_intr_moder_ctrl_set(self,
- PHAL_ATLANTIC_B0->itr_tx, i);
- reg_rx_intr_moder_ctrl_set(self,
- PHAL_ATLANTIC_B0->itr_rx, i);
+ reg_tx_intr_moder_ctrl_set(self, itr_tx, i);
+ reg_rx_intr_moder_ctrl_set(self, itr_rx, i);
}
return aq_hw_err_from_flags(self);
@@ -939,6 +947,7 @@ static struct aq_hw_ops hw_atl_ops_ = {
.hw_rss_set = hw_atl_b0_hw_rss_set,
.hw_rss_hash_set = hw_atl_b0_hw_rss_hash_set,
.hw_get_regs = hw_atl_utils_hw_get_regs,
+ .hw_update_stats = hw_atl_utils_update_stats,
.hw_get_hw_stats = hw_atl_utils_get_hw_stats,
.hw_get_fw_version = hw_atl_utils_get_fw_version,
};
diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0_internal.h b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0_internal.h
index fcf89e25a773..9aa2c6edfca2 100644
--- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0_internal.h
+++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0_internal.h
@@ -139,6 +139,9 @@
#define HW_ATL_B0_FW_VER_EXPECTED 0x01050006U
+#define HW_ATL_INTR_MODER_MAX 0x1FF
+#define HW_ATL_INTR_MODER_MIN 0xFF
+
/* Hardware tx descriptor */
struct __packed hw_atl_txd_s {
u64 buf_addr;
diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c
index bf734b32e44b..1fe016fc4bc7 100644
--- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c
+++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c
@@ -255,6 +255,15 @@ err_exit:
return err;
}
+int hw_atl_utils_mpi_read_mbox(struct aq_hw_s *self,
+ struct hw_aq_atl_utils_mbox_header *pmbox)
+{
+ return hw_atl_utils_fw_downld_dwords(self,
+ PHAL_ATLANTIC->mbox_addr,
+ (u32 *)(void *)pmbox,
+ sizeof(*pmbox) / sizeof(u32));
+}
+
void hw_atl_utils_mpi_read_stats(struct aq_hw_s *self,
struct hw_aq_atl_utils_mbox *pmbox)
{
@@ -267,9 +276,6 @@ void hw_atl_utils_mpi_read_stats(struct aq_hw_s *self,
if (err < 0)
goto err_exit;
- if (pmbox != &PHAL_ATLANTIC->mbox)
- memcpy(pmbox, &PHAL_ATLANTIC->mbox, sizeof(*pmbox));
-
if (IS_CHIP_FEATURE(REVISION_A0)) {
unsigned int mtu = self->aq_nic_cfg ?
self->aq_nic_cfg->mtu : 1514U;
@@ -299,17 +305,17 @@ void hw_atl_utils_mpi_set(struct aq_hw_s *self,
{
int err = 0;
u32 transaction_id = 0;
+ struct hw_aq_atl_utils_mbox_header mbox;
if (state == MPI_RESET) {
- hw_atl_utils_mpi_read_stats(self, &PHAL_ATLANTIC->mbox);
+ hw_atl_utils_mpi_read_mbox(self, &mbox);
- transaction_id = PHAL_ATLANTIC->mbox.transaction_id;
+ transaction_id = mbox.transaction_id;
AQ_HW_WAIT_FOR(transaction_id !=
- (hw_atl_utils_mpi_read_stats
- (self, &PHAL_ATLANTIC->mbox),
- PHAL_ATLANTIC->mbox.transaction_id),
- 1000U, 100U);
+ (hw_atl_utils_mpi_read_mbox(self, &mbox),
+ mbox.transaction_id),
+ 1000U, 100U);
if (err < 0)
goto err_exit;
}
@@ -492,16 +498,51 @@ int hw_atl_utils_hw_set_power(struct aq_hw_s *self,
return 0;
}
+int hw_atl_utils_update_stats(struct aq_hw_s *self)
+{
+ struct hw_atl_s *hw_self = PHAL_ATLANTIC;
+ struct hw_aq_atl_utils_mbox mbox;
+
+ if (!self->aq_link_status.mbps)
+ return 0;
+
+ hw_atl_utils_mpi_read_stats(self, &mbox);
+
+#define AQ_SDELTA(_N_) (hw_self->curr_stats._N_ += \
+ mbox.stats._N_ - hw_self->last_stats._N_)
+
+ AQ_SDELTA(uprc);
+ AQ_SDELTA(mprc);
+ AQ_SDELTA(bprc);
+ AQ_SDELTA(erpt);
+
+ AQ_SDELTA(uptc);
+ AQ_SDELTA(mptc);
+ AQ_SDELTA(bptc);
+ AQ_SDELTA(erpr);
+
+ AQ_SDELTA(ubrc);
+ AQ_SDELTA(ubtc);
+ AQ_SDELTA(mbrc);
+ AQ_SDELTA(mbtc);
+ AQ_SDELTA(bbrc);
+ AQ_SDELTA(bbtc);
+ AQ_SDELTA(dpc);
+
+#undef AQ_SDELTA
+
+ memcpy(&hw_self->last_stats, &mbox.stats, sizeof(mbox.stats));
+
+ return 0;
+}
+
int hw_atl_utils_get_hw_stats(struct aq_hw_s *self,
u64 *data, unsigned int *p_count)
{
- struct hw_atl_stats_s *stats = NULL;
+ struct hw_atl_s *hw_self = PHAL_ATLANTIC;
+ struct hw_atl_stats_s *stats = &hw_self->curr_stats;
int i = 0;
- hw_atl_utils_mpi_read_stats(self, &PHAL_ATLANTIC->mbox);
-
- stats = &PHAL_ATLANTIC->mbox.stats;
-
data[i] = stats->uprc + stats->mprc + stats->bprc;
data[++i] = stats->uprc;
data[++i] = stats->mprc;
diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.h b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.h
index e0360a6b2202..c99cc690e425 100644
--- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.h
+++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.h
@@ -115,19 +115,22 @@ struct __packed hw_aq_atl_utils_fw_rpc {
};
};
-struct __packed hw_aq_atl_utils_mbox {
+struct __packed hw_aq_atl_utils_mbox_header {
u32 version;
u32 transaction_id;
- int error;
+ u32 error;
+};
+
+struct __packed hw_aq_atl_utils_mbox {
+ struct hw_aq_atl_utils_mbox_header header;
struct hw_atl_stats_s stats;
};
struct __packed hw_atl_s {
struct aq_hw_s base;
- struct hw_aq_atl_utils_mbox mbox;
+ struct hw_atl_stats_s last_stats;
+ struct hw_atl_stats_s curr_stats;
u64 speed;
- u32 itr_tx;
- u32 itr_rx;
unsigned int chip_features;
u32 fw_ver_actual;
atomic_t dpc;
@@ -170,6 +173,9 @@ enum hal_atl_utils_fw_state_e {
void hw_atl_utils_hw_chip_features_init(struct aq_hw_s *self, u32 *p);
+int hw_atl_utils_mpi_read_mbox(struct aq_hw_s *self,
+ struct hw_aq_atl_utils_mbox_header *pmbox);
+
void hw_atl_utils_mpi_read_stats(struct aq_hw_s *self,
struct hw_aq_atl_utils_mbox *pmbox);
@@ -199,6 +205,8 @@ int hw_atl_utils_hw_deinit(struct aq_hw_s *self);
int hw_atl_utils_get_fw_version(struct aq_hw_s *self, u32 *fw_version);
+int hw_atl_utils_update_stats(struct aq_hw_s *self);
+
int hw_atl_utils_get_hw_stats(struct aq_hw_s *self,
u64 *data,
unsigned int *p_count);
diff --git a/drivers/net/ethernet/arc/emac.h b/drivers/net/ethernet/arc/emac.h
index e4feb712d4f2..3c63b16d485f 100644
--- a/drivers/net/ethernet/arc/emac.h
+++ b/drivers/net/ethernet/arc/emac.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2004-2013 Synopsys, Inc. (www.synopsys.com)
*
diff --git a/drivers/net/ethernet/arc/emac_mdio.c b/drivers/net/ethernet/arc/emac_mdio.c
index a22403c688c9..0187dbf3b87d 100644
--- a/drivers/net/ethernet/arc/emac_mdio.c
+++ b/drivers/net/ethernet/arc/emac_mdio.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2004-2013 Synopsys, Inc. (www.synopsys.com)
*
diff --git a/drivers/net/ethernet/atheros/Makefile b/drivers/net/ethernet/atheros/Makefile
index 5cf1c65bbce9..aa3d394b87e6 100644
--- a/drivers/net/ethernet/atheros/Makefile
+++ b/drivers/net/ethernet/atheros/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Atheros network device drivers.
#
diff --git a/drivers/net/ethernet/aurora/nb8800.h b/drivers/net/ethernet/aurora/nb8800.h
index 6ec4a956e1e5..aacc3cce2cc0 100644
--- a/drivers/net/ethernet/aurora/nb8800.h
+++ b/drivers/net/ethernet/aurora/nb8800.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NB8800_H_
#define _NB8800_H_
diff --git a/drivers/net/ethernet/broadcom/Makefile b/drivers/net/ethernet/broadcom/Makefile
index 79f2372c66ec..7046ad6d3d0e 100644
--- a/drivers/net/ethernet/broadcom/Makefile
+++ b/drivers/net/ethernet/broadcom/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Broadcom network device drivers.
#
diff --git a/drivers/net/ethernet/broadcom/b44.h b/drivers/net/ethernet/broadcom/b44.h
index 89d2cf341163..b3e36ca0fd19 100644
--- a/drivers/net/ethernet/broadcom/b44.h
+++ b/drivers/net/ethernet/broadcom/b44.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _B44_H
#define _B44_H
diff --git a/drivers/net/ethernet/broadcom/bcm63xx_enet.h b/drivers/net/ethernet/broadcom/bcm63xx_enet.h
index 0a1b7b2e55bd..c6f6f14e87ca 100644
--- a/drivers/net/ethernet/broadcom/bcm63xx_enet.h
+++ b/drivers/net/ethernet/broadcom/bcm63xx_enet.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BCM63XX_ENET_H_
#define BCM63XX_ENET_H_
diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c
index 83eec9a8c275..eb441e5e2cd8 100644
--- a/drivers/net/ethernet/broadcom/bcmsysport.c
+++ b/drivers/net/ethernet/broadcom/bcmsysport.c
@@ -1809,15 +1809,17 @@ static inline void bcm_sysport_mask_all_intrs(struct bcm_sysport_priv *priv)
static inline void gib_set_pad_extension(struct bcm_sysport_priv *priv)
{
- u32 __maybe_unused reg;
+ u32 reg;
- /* Include Broadcom tag in pad extension */
+ reg = gib_readl(priv, GIB_CONTROL);
+ /* Include Broadcom tag in pad extension and fix up IPG_LENGTH */
if (netdev_uses_dsa(priv->netdev)) {
- reg = gib_readl(priv, GIB_CONTROL);
reg &= ~(GIB_PAD_EXTENSION_MASK << GIB_PAD_EXTENSION_SHIFT);
reg |= ENET_BRCM_TAG_LEN << GIB_PAD_EXTENSION_SHIFT;
- gib_writel(priv, reg, GIB_CONTROL);
}
+ reg &= ~(GIB_IPG_LEN_MASK << GIB_IPG_LEN_SHIFT);
+ reg |= 12 << GIB_IPG_LEN_SHIFT;
+ gib_writel(priv, reg, GIB_CONTROL);
}
static int bcm_sysport_open(struct net_device *dev)
diff --git a/drivers/net/ethernet/broadcom/bgmac.h b/drivers/net/ethernet/broadcom/bgmac.h
index 443d57b10264..4040d846da8e 100644
--- a/drivers/net/ethernet/broadcom/bgmac.h
+++ b/drivers/net/ethernet/broadcom/bgmac.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BGMAC_H
#define _BGMAC_H
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index aacec8bc19d5..dc5de275352a 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -214,6 +214,8 @@ static const u16 bnxt_async_events_arr[] = {
ASYNC_EVENT_CMPL_EVENT_ID_LINK_SPEED_CFG_CHANGE,
};
+static struct workqueue_struct *bnxt_pf_wq;
+
static bool bnxt_vf_pciid(enum board_idx idx)
{
return (idx == NETXTREME_C_VF || idx == NETXTREME_E_VF);
@@ -1024,12 +1026,28 @@ static int bnxt_discard_rx(struct bnxt *bp, struct bnxt_napi *bnapi,
return 0;
}
+static void bnxt_queue_sp_work(struct bnxt *bp)
+{
+ if (BNXT_PF(bp))
+ queue_work(bnxt_pf_wq, &bp->sp_task);
+ else
+ schedule_work(&bp->sp_task);
+}
+
+static void bnxt_cancel_sp_work(struct bnxt *bp)
+{
+ if (BNXT_PF(bp))
+ flush_workqueue(bnxt_pf_wq);
+ else
+ cancel_work_sync(&bp->sp_task);
+}
+
static void bnxt_sched_reset(struct bnxt *bp, struct bnxt_rx_ring_info *rxr)
{
if (!rxr->bnapi->in_reset) {
rxr->bnapi->in_reset = true;
set_bit(BNXT_RESET_TASK_SP_EVENT, &bp->sp_event);
- schedule_work(&bp->sp_task);
+ bnxt_queue_sp_work(bp);
}
rxr->rx_next_cons = 0xffff;
}
@@ -1717,7 +1735,7 @@ static int bnxt_async_event_process(struct bnxt *bp,
default:
goto async_event_process_exit;
}
- schedule_work(&bp->sp_task);
+ bnxt_queue_sp_work(bp);
async_event_process_exit:
bnxt_ulp_async_events(bp, cmpl);
return 0;
@@ -1751,7 +1769,7 @@ static int bnxt_hwrm_handler(struct bnxt *bp, struct tx_cmp *txcmp)
set_bit(vf_id - bp->pf.first_vf_id, bp->pf.vf_event_bmap);
set_bit(BNXT_HWRM_EXEC_FWD_REQ_SP_EVENT, &bp->sp_event);
- schedule_work(&bp->sp_task);
+ bnxt_queue_sp_work(bp);
break;
case CMPL_BASE_TYPE_HWRM_ASYNC_EVENT:
@@ -3448,6 +3466,12 @@ int _hwrm_send_message(struct bnxt *bp, void *msg, u32 msg_len, int timeout)
return bnxt_hwrm_do_send_msg(bp, msg, msg_len, timeout, false);
}
+int _hwrm_send_message_silent(struct bnxt *bp, void *msg, u32 msg_len,
+ int timeout)
+{
+ return bnxt_hwrm_do_send_msg(bp, msg, msg_len, timeout, true);
+}
+
int hwrm_send_message(struct bnxt *bp, void *msg, u32 msg_len, int timeout)
{
int rc;
@@ -6327,7 +6351,9 @@ static int __bnxt_open_nic(struct bnxt *bp, bool irq_re_init, bool link_re_init)
}
if (link_re_init) {
+ mutex_lock(&bp->link_lock);
rc = bnxt_update_phy_setting(bp);
+ mutex_unlock(&bp->link_lock);
if (rc)
netdev_warn(bp->dev, "failed to update phy settings\n");
}
@@ -6647,7 +6673,7 @@ static void bnxt_set_rx_mode(struct net_device *dev)
vnic->rx_mask = mask;
set_bit(BNXT_RX_MASK_SP_EVENT, &bp->sp_event);
- schedule_work(&bp->sp_task);
+ bnxt_queue_sp_work(bp);
}
}
@@ -6920,7 +6946,7 @@ static void bnxt_tx_timeout(struct net_device *dev)
netdev_err(bp->dev, "TX timeout detected, starting reset task!\n");
set_bit(BNXT_RESET_TASK_SP_EVENT, &bp->sp_event);
- schedule_work(&bp->sp_task);
+ bnxt_queue_sp_work(bp);
}
#ifdef CONFIG_NET_POLL_CONTROLLER
@@ -6952,7 +6978,7 @@ static void bnxt_timer(unsigned long data)
if (bp->link_info.link_up && (bp->flags & BNXT_FLAG_PORT_STATS) &&
bp->stats_coal_ticks) {
set_bit(BNXT_PERIODIC_STATS_SP_EVENT, &bp->sp_event);
- schedule_work(&bp->sp_task);
+ bnxt_queue_sp_work(bp);
}
bnxt_restart_timer:
mod_timer(&bp->timer, jiffies + bp->current_interval);
@@ -7025,30 +7051,28 @@ static void bnxt_sp_task(struct work_struct *work)
if (test_and_clear_bit(BNXT_PERIODIC_STATS_SP_EVENT, &bp->sp_event))
bnxt_hwrm_port_qstats(bp);
- /* These functions below will clear BNXT_STATE_IN_SP_TASK. They
- * must be the last functions to be called before exiting.
- */
if (test_and_clear_bit(BNXT_LINK_CHNG_SP_EVENT, &bp->sp_event)) {
- int rc = 0;
+ int rc;
+ mutex_lock(&bp->link_lock);
if (test_and_clear_bit(BNXT_LINK_SPEED_CHNG_SP_EVENT,
&bp->sp_event))
bnxt_hwrm_phy_qcaps(bp);
- bnxt_rtnl_lock_sp(bp);
- if (test_bit(BNXT_STATE_OPEN, &bp->state))
- rc = bnxt_update_link(bp, true);
- bnxt_rtnl_unlock_sp(bp);
+ rc = bnxt_update_link(bp, true);
+ mutex_unlock(&bp->link_lock);
if (rc)
netdev_err(bp->dev, "SP task can't update link (rc: %x)\n",
rc);
}
if (test_and_clear_bit(BNXT_HWRM_PORT_MODULE_SP_EVENT, &bp->sp_event)) {
- bnxt_rtnl_lock_sp(bp);
- if (test_bit(BNXT_STATE_OPEN, &bp->state))
- bnxt_get_port_module_status(bp);
- bnxt_rtnl_unlock_sp(bp);
+ mutex_lock(&bp->link_lock);
+ bnxt_get_port_module_status(bp);
+ mutex_unlock(&bp->link_lock);
}
+ /* These functions below will clear BNXT_STATE_IN_SP_TASK. They
+ * must be the last functions to be called before exiting.
+ */
if (test_and_clear_bit(BNXT_RESET_TASK_SP_EVENT, &bp->sp_event))
bnxt_reset(bp, false);
@@ -7433,7 +7457,7 @@ static int bnxt_rx_flow_steer(struct net_device *dev, const struct sk_buff *skb,
spin_unlock_bh(&bp->ntp_fltr_lock);
set_bit(BNXT_RX_NTP_FLTR_SP_EVENT, &bp->sp_event);
- schedule_work(&bp->sp_task);
+ bnxt_queue_sp_work(bp);
return new_fltr->sw_id;
@@ -7516,7 +7540,7 @@ static void bnxt_udp_tunnel_add(struct net_device *dev,
if (bp->vxlan_port_cnt == 1) {
bp->vxlan_port = ti->port;
set_bit(BNXT_VXLAN_ADD_PORT_SP_EVENT, &bp->sp_event);
- schedule_work(&bp->sp_task);
+ bnxt_queue_sp_work(bp);
}
break;
case UDP_TUNNEL_TYPE_GENEVE:
@@ -7533,7 +7557,7 @@ static void bnxt_udp_tunnel_add(struct net_device *dev,
return;
}
- schedule_work(&bp->sp_task);
+ bnxt_queue_sp_work(bp);
}
static void bnxt_udp_tunnel_del(struct net_device *dev,
@@ -7572,7 +7596,7 @@ static void bnxt_udp_tunnel_del(struct net_device *dev,
return;
}
- schedule_work(&bp->sp_task);
+ bnxt_queue_sp_work(bp);
}
static int bnxt_bridge_getlink(struct sk_buff *skb, u32 pid, u32 seq,
@@ -7720,7 +7744,7 @@ static void bnxt_remove_one(struct pci_dev *pdev)
pci_disable_pcie_error_reporting(pdev);
unregister_netdev(dev);
bnxt_shutdown_tc(bp);
- cancel_work_sync(&bp->sp_task);
+ bnxt_cancel_sp_work(bp);
bp->sp_event = 0;
bnxt_clear_int_mode(bp);
@@ -7748,6 +7772,7 @@ static int bnxt_probe_phy(struct bnxt *bp)
rc);
return rc;
}
+ mutex_init(&bp->link_lock);
rc = bnxt_update_link(bp, false);
if (rc) {
@@ -7946,7 +7971,7 @@ static void bnxt_parse_log_pcie_link(struct bnxt *bp)
enum pcie_link_width width = PCIE_LNK_WIDTH_UNKNOWN;
enum pci_bus_speed speed = PCI_SPEED_UNKNOWN;
- if (pcie_get_minimum_link(bp->pdev, &speed, &width) ||
+ if (pcie_get_minimum_link(pci_physfn(bp->pdev), &speed, &width) ||
speed == PCI_SPEED_UNKNOWN || width == PCIE_LNK_WIDTH_UNKNOWN)
netdev_info(bp->dev, "Failed to determine PCIe Link Info\n");
else
@@ -8138,8 +8163,17 @@ static int bnxt_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
else
device_set_wakeup_capable(&pdev->dev, false);
- if (BNXT_PF(bp))
+ if (BNXT_PF(bp)) {
+ if (!bnxt_pf_wq) {
+ bnxt_pf_wq =
+ create_singlethread_workqueue("bnxt_pf_wq");
+ if (!bnxt_pf_wq) {
+ dev_err(&pdev->dev, "Unable to create workqueue.\n");
+ goto init_err_pci_clean;
+ }
+ }
bnxt_init_tc(bp);
+ }
rc = register_netdev(dev);
if (rc)
@@ -8375,4 +8409,17 @@ static struct pci_driver bnxt_pci_driver = {
#endif
};
-module_pci_driver(bnxt_pci_driver);
+static int __init bnxt_init(void)
+{
+ return pci_register_driver(&bnxt_pci_driver);
+}
+
+static void __exit bnxt_exit(void)
+{
+ pci_unregister_driver(&bnxt_pci_driver);
+ if (bnxt_pf_wq)
+ destroy_workqueue(bnxt_pf_wq);
+}
+
+module_init(bnxt_init);
+module_exit(bnxt_exit);
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
index 7b888d4b2b55..c911e69ff25f 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
@@ -1290,6 +1290,10 @@ struct bnxt {
unsigned long *ntp_fltr_bmap;
int ntp_fltr_count;
+ /* To protect link related settings during link changes and
+ * ethtool settings changes.
+ */
+ struct mutex link_lock;
struct bnxt_link_info link_info;
struct ethtool_eee eee;
u32 lpi_tmr_lo;
@@ -1358,6 +1362,7 @@ void bnxt_set_ring_params(struct bnxt *);
int bnxt_set_rx_skb_mode(struct bnxt *bp, bool page_mode);
void bnxt_hwrm_cmd_hdr_init(struct bnxt *, void *, u16, u16, u16);
int _hwrm_send_message(struct bnxt *, void *, u32, int);
+int _hwrm_send_message_silent(struct bnxt *bp, void *msg, u32 len, int timeout);
int hwrm_send_message(struct bnxt *, void *, u32, int);
int hwrm_send_message_silent(struct bnxt *, void *, u32, int);
int bnxt_hwrm_func_rgtr_async_events(struct bnxt *bp, unsigned long *bmap,
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_dcb.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_dcb.c
index aa1f3a2c7a78..fed37cd9ae1d 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_dcb.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_dcb.c
@@ -50,7 +50,9 @@ static int bnxt_hwrm_queue_pri2cos_qcfg(struct bnxt *bp, struct ieee_ets *ets)
bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_QUEUE_PRI2COS_QCFG, -1, -1);
req.flags = cpu_to_le32(QUEUE_PRI2COS_QCFG_REQ_FLAGS_IVLAN);
- rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
+
+ mutex_lock(&bp->hwrm_cmd_lock);
+ rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
if (!rc) {
u8 *pri2cos = &resp->pri0_cos_queue_id;
int i, j;
@@ -66,6 +68,7 @@ static int bnxt_hwrm_queue_pri2cos_qcfg(struct bnxt *bp, struct ieee_ets *ets)
}
}
}
+ mutex_unlock(&bp->hwrm_cmd_lock);
return rc;
}
@@ -119,9 +122,13 @@ static int bnxt_hwrm_queue_cos2bw_qcfg(struct bnxt *bp, struct ieee_ets *ets)
int rc, i;
bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_QUEUE_COS2BW_QCFG, -1, -1);
- rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
- if (rc)
+
+ mutex_lock(&bp->hwrm_cmd_lock);
+ rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
+ if (rc) {
+ mutex_unlock(&bp->hwrm_cmd_lock);
return rc;
+ }
data = &resp->queue_id0 + offsetof(struct bnxt_cos2bw_cfg, queue_id);
for (i = 0; i < bp->max_tc; i++, data += sizeof(cos2bw) - 4) {
@@ -143,6 +150,7 @@ static int bnxt_hwrm_queue_cos2bw_qcfg(struct bnxt *bp, struct ieee_ets *ets)
}
}
}
+ mutex_unlock(&bp->hwrm_cmd_lock);
return 0;
}
@@ -240,12 +248,17 @@ static int bnxt_hwrm_queue_pfc_qcfg(struct bnxt *bp, struct ieee_pfc *pfc)
int rc;
bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_QUEUE_PFCENABLE_QCFG, -1, -1);
- rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
- if (rc)
+
+ mutex_lock(&bp->hwrm_cmd_lock);
+ rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
+ if (rc) {
+ mutex_unlock(&bp->hwrm_cmd_lock);
return rc;
+ }
pri_mask = le32_to_cpu(resp->flags);
pfc->pfc_en = pri_mask;
+ mutex_unlock(&bp->hwrm_cmd_lock);
return 0;
}
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
index 8eff05a3e0e4..3cbe771b3352 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
@@ -1052,6 +1052,7 @@ static int bnxt_get_link_ksettings(struct net_device *dev,
u32 ethtool_speed;
ethtool_link_ksettings_zero_link_mode(lk_ksettings, supported);
+ mutex_lock(&bp->link_lock);
bnxt_fw_to_ethtool_support_spds(link_info, lk_ksettings);
ethtool_link_ksettings_zero_link_mode(lk_ksettings, advertising);
@@ -1099,6 +1100,7 @@ static int bnxt_get_link_ksettings(struct net_device *dev,
base->port = PORT_FIBRE;
}
base->phy_address = link_info->phy_addr;
+ mutex_unlock(&bp->link_lock);
return 0;
}
@@ -1190,6 +1192,7 @@ static int bnxt_set_link_ksettings(struct net_device *dev,
if (!BNXT_SINGLE_PF(bp))
return -EOPNOTSUPP;
+ mutex_lock(&bp->link_lock);
if (base->autoneg == AUTONEG_ENABLE) {
BNXT_ETHTOOL_TO_FW_SPDS(fw_advertising, lk_ksettings,
advertising);
@@ -1234,6 +1237,7 @@ static int bnxt_set_link_ksettings(struct net_device *dev,
rc = bnxt_hwrm_set_link_setting(bp, set_pause, false);
set_setting_exit:
+ mutex_unlock(&bp->link_lock);
return rc;
}
@@ -1805,7 +1809,8 @@ static int bnxt_find_nvram_item(struct net_device *dev, u16 type, u16 ordinal,
req.dir_ordinal = cpu_to_le16(ordinal);
req.dir_ext = cpu_to_le16(ext);
req.opt_ordinal = NVM_FIND_DIR_ENTRY_REQ_OPT_ORDINAL_EQ;
- rc = hwrm_send_message_silent(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
+ mutex_lock(&bp->hwrm_cmd_lock);
+ rc = _hwrm_send_message_silent(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
if (rc == 0) {
if (index)
*index = le16_to_cpu(output->dir_idx);
@@ -1814,6 +1819,7 @@ static int bnxt_find_nvram_item(struct net_device *dev, u16 type, u16 ordinal,
if (data_length)
*data_length = le32_to_cpu(output->dir_data_length);
}
+ mutex_unlock(&bp->hwrm_cmd_lock);
return rc;
}
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c
index d37925a8a65b..5ee18660bc33 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c
@@ -502,6 +502,7 @@ static int bnxt_sriov_enable(struct bnxt *bp, int *num_vfs)
int rc = 0, vfs_supported;
int min_rx_rings, min_tx_rings, min_rss_ctxs;
int tx_ok = 0, rx_ok = 0, rss_ok = 0;
+ int avail_cp, avail_stat;
/* Check if we can enable requested num of vf's. At a mininum
* we require 1 RX 1 TX rings for each VF. In this minimum conf
@@ -509,6 +510,10 @@ static int bnxt_sriov_enable(struct bnxt *bp, int *num_vfs)
*/
vfs_supported = *num_vfs;
+ avail_cp = bp->pf.max_cp_rings - bp->cp_nr_rings;
+ avail_stat = bp->pf.max_stat_ctxs - bp->num_stat_ctxs;
+ avail_cp = min_t(int, avail_cp, avail_stat);
+
while (vfs_supported) {
min_rx_rings = vfs_supported;
min_tx_rings = vfs_supported;
@@ -523,10 +528,12 @@ static int bnxt_sriov_enable(struct bnxt *bp, int *num_vfs)
min_rx_rings)
rx_ok = 1;
}
- if (bp->pf.max_vnics - bp->nr_vnics < min_rx_rings)
+ if (bp->pf.max_vnics - bp->nr_vnics < min_rx_rings ||
+ avail_cp < min_rx_rings)
rx_ok = 0;
- if (bp->pf.max_tx_rings - bp->tx_nr_rings >= min_tx_rings)
+ if (bp->pf.max_tx_rings - bp->tx_nr_rings >= min_tx_rings &&
+ avail_cp >= min_tx_rings)
tx_ok = 1;
if (bp->pf.max_rsscos_ctxs - bp->rsscos_nr_ctxs >= min_rss_ctxs)
diff --git a/drivers/net/ethernet/broadcom/tg3.h b/drivers/net/ethernet/broadcom/tg3.h
index 3b5e98ecba00..c2d02d02d1e6 100644
--- a/drivers/net/ethernet/broadcom/tg3.h
+++ b/drivers/net/ethernet/broadcom/tg3.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: tg3.h,v 1.37.2.32 2002/03/11 12:18:18 davem Exp $
* tg3.h: Definitions for Broadcom Tigon3 ethernet driver.
*
diff --git a/drivers/net/ethernet/cadence/Makefile b/drivers/net/ethernet/cadence/Makefile
index 1d66ddb68969..1f33cdca9a3c 100644
--- a/drivers/net/ethernet/cadence/Makefile
+++ b/drivers/net/ethernet/cadence/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Atmel network device drivers.
#
diff --git a/drivers/net/ethernet/cavium/liquidio/Makefile b/drivers/net/ethernet/cavium/liquidio/Makefile
index c4d411d1aa28..b802896bb2e0 100644
--- a/drivers/net/ethernet/cavium/liquidio/Makefile
+++ b/drivers/net/ethernet/cavium/liquidio/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Cavium Liquidio ethernet device driver
#
diff --git a/drivers/net/ethernet/cavium/liquidio/lio_main.c b/drivers/net/ethernet/cavium/liquidio/lio_main.c
index e7f54948173f..5b19826a7e16 100644
--- a/drivers/net/ethernet/cavium/liquidio/lio_main.c
+++ b/drivers/net/ethernet/cavium/liquidio/lio_main.c
@@ -1847,7 +1847,7 @@ static int liquidio_ptp_settime(struct ptp_clock_info *ptp,
struct lio *lio = container_of(ptp, struct lio, ptp_info);
struct octeon_device *oct = (struct octeon_device *)lio->oct_dev;
- ns = timespec_to_ns(ts);
+ ns = timespec64_to_ns(ts);
spin_lock_irqsave(&lio->ptp_lock, flags);
lio_pci_writeq(oct, ns, CN6XXX_MIO_PTP_CLOCK_HI);
diff --git a/drivers/net/ethernet/cavium/thunder/Makefile b/drivers/net/ethernet/cavium/thunder/Makefile
index 6b4d4add7353..2fc6142d1634 100644
--- a/drivers/net/ethernet/cavium/thunder/Makefile
+++ b/drivers/net/ethernet/cavium/thunder/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for Cavium's Thunder ethernet device
#
diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_main.c b/drivers/net/ethernet/cavium/thunder/nicvf_main.c
index 49b80da51ba7..805ab45e9b5a 100644
--- a/drivers/net/ethernet/cavium/thunder/nicvf_main.c
+++ b/drivers/net/ethernet/cavium/thunder/nicvf_main.c
@@ -565,8 +565,10 @@ static inline bool nicvf_xdp_rx(struct nicvf *nic, struct bpf_prog *prog,
return true;
default:
bpf_warn_invalid_xdp_action(action);
+ /* fall through */
case XDP_ABORTED:
trace_xdp_exception(nic->netdev, prog, action);
+ /* fall through */
case XDP_DROP:
/* Check if it's a recycled page, if not
* unmap the DMA mapping.
diff --git a/drivers/net/ethernet/chelsio/Makefile b/drivers/net/ethernet/chelsio/Makefile
index b6a5eec6ed8e..c0f978d2e8a7 100644
--- a/drivers/net/ethernet/chelsio/Makefile
+++ b/drivers/net/ethernet/chelsio/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Chelsio network device drivers.
#
diff --git a/drivers/net/ethernet/chelsio/cxgb/fpga_defs.h b/drivers/net/ethernet/chelsio/cxgb/fpga_defs.h
index ccdb2bc9ae98..e9c65d812c4e 100644
--- a/drivers/net/ethernet/chelsio/cxgb/fpga_defs.h
+++ b/drivers/net/ethernet/chelsio/cxgb/fpga_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Date: 2005/03/07 23:59:05 $ $RCSfile: fpga_defs.h,v $ $Revision: 1.4 $ */
/*
diff --git a/drivers/net/ethernet/chelsio/cxgb/mv88e1xxx.c b/drivers/net/ethernet/chelsio/cxgb/mv88e1xxx.c
index 76ce6e538326..30b003484fc1 100644
--- a/drivers/net/ethernet/chelsio/cxgb/mv88e1xxx.c
+++ b/drivers/net/ethernet/chelsio/cxgb/mv88e1xxx.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* $Date: 2005/10/24 23:18:13 $ $RCSfile: mv88e1xxx.c,v $ $Revision: 1.49 $ */
#include "common.h"
#include "mv88e1xxx.h"
diff --git a/drivers/net/ethernet/chelsio/cxgb/mv88e1xxx.h b/drivers/net/ethernet/chelsio/cxgb/mv88e1xxx.h
index 967cc4286359..11bf0f7c2f90 100644
--- a/drivers/net/ethernet/chelsio/cxgb/mv88e1xxx.h
+++ b/drivers/net/ethernet/chelsio/cxgb/mv88e1xxx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Date: 2005/03/07 23:59:05 $ $RCSfile: mv88e1xxx.h,v $ $Revision: 1.13 $ */
#ifndef CHELSIO_MV8E1XXX_H
#define CHELSIO_MV8E1XXX_H
diff --git a/drivers/net/ethernet/chelsio/cxgb/my3126.c b/drivers/net/ethernet/chelsio/cxgb/my3126.c
index d546f46c8ef7..20c09cc4b323 100644
--- a/drivers/net/ethernet/chelsio/cxgb/my3126.c
+++ b/drivers/net/ethernet/chelsio/cxgb/my3126.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* $Date: 2005/11/12 02:13:49 $ $RCSfile: my3126.c,v $ $Revision: 1.15 $ */
#include "cphy.h"
#include "elmer0.h"
diff --git a/drivers/net/ethernet/chelsio/cxgb/tp.c b/drivers/net/ethernet/chelsio/cxgb/tp.c
index b146acabf982..4337cee0763e 100644
--- a/drivers/net/ethernet/chelsio/cxgb/tp.c
+++ b/drivers/net/ethernet/chelsio/cxgb/tp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* $Date: 2006/02/07 04:21:54 $ $RCSfile: tp.c,v $ $Revision: 1.73 $ */
#include "common.h"
#include "regs.h"
diff --git a/drivers/net/ethernet/chelsio/cxgb/tp.h b/drivers/net/ethernet/chelsio/cxgb/tp.h
index dfd8ce25106a..ba15675d56df 100644
--- a/drivers/net/ethernet/chelsio/cxgb/tp.h
+++ b/drivers/net/ethernet/chelsio/cxgb/tp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Date: 2005/03/07 23:59:05 $ $RCSfile: tp.h,v $ $Revision: 1.20 $ */
#ifndef CHELSIO_TP_H
#define CHELSIO_TP_H
diff --git a/drivers/net/ethernet/chelsio/cxgb/vsc7326.c b/drivers/net/ethernet/chelsio/cxgb/vsc7326.c
index bdc895bd2a46..873c1c7b4ca0 100644
--- a/drivers/net/ethernet/chelsio/cxgb/vsc7326.c
+++ b/drivers/net/ethernet/chelsio/cxgb/vsc7326.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* $Date: 2006/04/28 19:20:06 $ $RCSfile: vsc7326.c,v $ $Revision: 1.19 $ */
/* Driver for Vitesse VSC7326 (Schaumburg) MAC */
diff --git a/drivers/net/ethernet/chelsio/cxgb/vsc7326_reg.h b/drivers/net/ethernet/chelsio/cxgb/vsc7326_reg.h
index 479edbcabe68..04503857c6a9 100644
--- a/drivers/net/ethernet/chelsio/cxgb/vsc7326_reg.h
+++ b/drivers/net/ethernet/chelsio/cxgb/vsc7326_reg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Date: 2006/04/28 19:20:17 $ $RCSfile: vsc7326_reg.h,v $ $Revision: 1.5 $ */
#ifndef _VSC7321_REG_H_
#define _VSC7321_REG_H_
diff --git a/drivers/net/ethernet/chelsio/cxgb3/regs.h b/drivers/net/ethernet/chelsio/cxgb3/regs.h
index 81029b872bdd..174eb45100a4 100644
--- a/drivers/net/ethernet/chelsio/cxgb3/regs.h
+++ b/drivers/net/ethernet/chelsio/cxgb3/regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define A_SG_CONTROL 0x0
#define S_CONGMODE 29
diff --git a/drivers/net/ethernet/chelsio/cxgb3/sge_defs.h b/drivers/net/ethernet/chelsio/cxgb3/sge_defs.h
index 29b6c800b238..c31ce8dc95fb 100644
--- a/drivers/net/ethernet/chelsio/cxgb3/sge_defs.h
+++ b/drivers/net/ethernet/chelsio/cxgb3/sge_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This file is automatically generated --- any changes will be lost.
*/
diff --git a/drivers/net/ethernet/chelsio/cxgb4/Makefile b/drivers/net/ethernet/chelsio/cxgb4/Makefile
index 817212702f0a..24143c8abfdb 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/Makefile
+++ b/drivers/net/ethernet/chelsio/cxgb4/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Chelsio T4 driver
#
diff --git a/drivers/net/ethernet/cisco/enic/enic_clsf.c b/drivers/net/ethernet/cisco/enic/enic_clsf.c
index 3c677ed3c29e..8dc21c9f9716 100644
--- a/drivers/net/ethernet/cisco/enic/enic_clsf.c
+++ b/drivers/net/ethernet/cisco/enic/enic_clsf.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/if.h>
#include <linux/if_ether.h>
#include <linux/if_link.h>
diff --git a/drivers/net/ethernet/cisco/enic/enic_clsf.h b/drivers/net/ethernet/cisco/enic/enic_clsf.h
index 6aa9f89d073b..d3c4a1cb0610 100644
--- a/drivers/net/ethernet/cisco/enic/enic_clsf.h
+++ b/drivers/net/ethernet/cisco/enic/enic_clsf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ENIC_CLSF_H_
#define _ENIC_CLSF_H_
diff --git a/drivers/net/ethernet/davicom/dm9000.h b/drivers/net/ethernet/davicom/dm9000.h
index 9ce058adabab..581b35ad44ef 100644
--- a/drivers/net/ethernet/davicom/dm9000.h
+++ b/drivers/net/ethernet/davicom/dm9000.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* dm9000 Ethernet
*/
diff --git a/drivers/net/ethernet/dec/tulip/Makefile b/drivers/net/ethernet/dec/tulip/Makefile
index 5e8be38b45bb..8aab37564d5d 100644
--- a/drivers/net/ethernet/dec/tulip/Makefile
+++ b/drivers/net/ethernet/dec/tulip/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux "Tulip" family network device drivers.
#
diff --git a/drivers/net/ethernet/freescale/Makefile b/drivers/net/ethernet/freescale/Makefile
index c46df5c82af5..ed8ad0fefbda 100644
--- a/drivers/net/ethernet/freescale/Makefile
+++ b/drivers/net/ethernet/freescale/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Freescale network device drivers.
#
diff --git a/drivers/net/ethernet/freescale/dpaa/Makefile b/drivers/net/ethernet/freescale/dpaa/Makefile
index 7db50bccb137..4f23e79232fa 100644
--- a/drivers/net/ethernet/freescale/dpaa/Makefile
+++ b/drivers/net/ethernet/freescale/dpaa/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Freescale DPAA Ethernet controllers
#
diff --git a/drivers/net/ethernet/freescale/fec.h b/drivers/net/ethernet/freescale/fec.h
index ede1876a9a19..44720f83af27 100644
--- a/drivers/net/ethernet/freescale/fec.h
+++ b/drivers/net/ethernet/freescale/fec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/****************************************************************************/
/*
diff --git a/drivers/net/ethernet/freescale/fman/Makefile b/drivers/net/ethernet/freescale/fman/Makefile
index 2c38119b172c..f83a3653b63b 100644
--- a/drivers/net/ethernet/freescale/fman/Makefile
+++ b/drivers/net/ethernet/freescale/fman/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
subdir-ccflags-y += -I$(srctree)/drivers/net/ethernet/freescale/fman
obj-$(CONFIG_FSL_FMAN) += fsl_fman.o
diff --git a/drivers/net/ethernet/freescale/fs_enet/Makefile b/drivers/net/ethernet/freescale/fs_enet/Makefile
index d4a305ee3455..1821f94ef619 100644
--- a/drivers/net/ethernet/freescale/fs_enet/Makefile
+++ b/drivers/net/ethernet/freescale/fs_enet/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Freescale Ethernet controllers
#
diff --git a/drivers/net/ethernet/freescale/fs_enet/fec.h b/drivers/net/ethernet/freescale/fs_enet/fec.h
index b9fe5bde432a..7832db71dcb9 100644
--- a/drivers/net/ethernet/freescale/fs_enet/fec.h
+++ b/drivers/net/ethernet/freescale/fs_enet/fec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef FS_ENET_FEC_H
#define FS_ENET_FEC_H
diff --git a/drivers/net/ethernet/freescale/fs_enet/fs_enet.h b/drivers/net/ethernet/freescale/fs_enet/fs_enet.h
index 5ce516c8a62a..168e10ea487f 100644
--- a/drivers/net/ethernet/freescale/fs_enet/fs_enet.h
+++ b/drivers/net/ethernet/freescale/fs_enet/fs_enet.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef FS_ENET_H
#define FS_ENET_H
diff --git a/drivers/net/ethernet/hisilicon/Makefile b/drivers/net/ethernet/hisilicon/Makefile
index 3828c435c18f..7f76d412047a 100644
--- a/drivers/net/ethernet/hisilicon/Makefile
+++ b/drivers/net/ethernet/hisilicon/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the HISILICON network device drivers.
#
diff --git a/drivers/net/ethernet/hisilicon/hns/Makefile b/drivers/net/ethernet/hisilicon/hns/Makefile
index 6010c83e38d8..7aa623b9c82a 100644
--- a/drivers/net/ethernet/hisilicon/hns/Makefile
+++ b/drivers/net/ethernet/hisilicon/hns/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the HISILICON network device drivers.
#
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_enet.c b/drivers/net/ethernet/hisilicon/hns/hns_enet.c
index 36520634c96a..e77192683dba 100644
--- a/drivers/net/ethernet/hisilicon/hns/hns_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns/hns_enet.c
@@ -2369,8 +2369,8 @@ static int hns_nic_dev_probe(struct platform_device *pdev)
priv->enet_ver = AE_VERSION_2;
ae_node = of_parse_phandle(dev->of_node, "ae-handle", 0);
- if (IS_ERR_OR_NULL(ae_node)) {
- ret = PTR_ERR(ae_node);
+ if (!ae_node) {
+ ret = -ENODEV;
dev_err(dev, "not find ae-handle\n");
goto out_read_prop_fail;
}
diff --git a/drivers/net/ethernet/i825xx/Makefile b/drivers/net/ethernet/i825xx/Makefile
index 8c8dcd29c40d..422a19a5d94f 100644
--- a/drivers/net/ethernet/i825xx/Makefile
+++ b/drivers/net/ethernet/i825xx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Intel 82586/82593/82596 chipset device drivers.
#
diff --git a/drivers/net/ethernet/ibm/emac/Makefile b/drivers/net/ethernet/ibm/emac/Makefile
index 98768ba0955a..ddf1ce3c8cca 100644
--- a/drivers/net/ethernet/ibm/emac/Makefile
+++ b/drivers/net/ethernet/ibm/emac/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the PowerPC 4xx on-chip ethernet driver
#
diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
index cb8182f4fdfa..c66abd476023 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c
@@ -1093,11 +1093,12 @@ static int build_hdr_data(u8 hdr_field, struct sk_buff *skb,
* places them in a descriptor array, scrq_arr
*/
-static void create_hdr_descs(u8 hdr_field, u8 *hdr_data, int len, int *hdr_len,
- union sub_crq *scrq_arr)
+static int create_hdr_descs(u8 hdr_field, u8 *hdr_data, int len, int *hdr_len,
+ union sub_crq *scrq_arr)
{
union sub_crq hdr_desc;
int tmp_len = len;
+ int num_descs = 0;
u8 *data, *cur;
int tmp;
@@ -1126,7 +1127,10 @@ static void create_hdr_descs(u8 hdr_field, u8 *hdr_data, int len, int *hdr_len,
tmp_len -= tmp;
*scrq_arr = hdr_desc;
scrq_arr++;
+ num_descs++;
}
+
+ return num_descs;
}
/**
@@ -1144,16 +1148,12 @@ static void build_hdr_descs_arr(struct ibmvnic_tx_buff *txbuff,
int *num_entries, u8 hdr_field)
{
int hdr_len[3] = {0, 0, 0};
- int tot_len, len;
+ int tot_len;
u8 *hdr_data = txbuff->hdr_data;
tot_len = build_hdr_data(hdr_field, txbuff->skb, hdr_len,
txbuff->hdr_data);
- len = tot_len;
- len -= 24;
- if (len > 0)
- num_entries += len % 29 ? len / 29 + 1 : len / 29;
- create_hdr_descs(hdr_field, hdr_data, tot_len, hdr_len,
+ *num_entries += create_hdr_descs(hdr_field, hdr_data, tot_len, hdr_len,
txbuff->indir_arr + 1);
}
diff --git a/drivers/net/ethernet/intel/Makefile b/drivers/net/ethernet/intel/Makefile
index 5ea764d85ec3..90af7757a885 100644
--- a/drivers/net/ethernet/intel/Makefile
+++ b/drivers/net/ethernet/intel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Intel network device drivers.
#
diff --git a/drivers/net/ethernet/intel/e1000/e1000_ethtool.c b/drivers/net/ethernet/intel/e1000/e1000_ethtool.c
index ec8aa4562cc9..3b3983a1ffbb 100644
--- a/drivers/net/ethernet/intel/e1000/e1000_ethtool.c
+++ b/drivers/net/ethernet/intel/e1000/e1000_ethtool.c
@@ -1824,11 +1824,12 @@ static void e1000_get_ethtool_stats(struct net_device *netdev,
{
struct e1000_adapter *adapter = netdev_priv(netdev);
int i;
- char *p = NULL;
const struct e1000_stats *stat = e1000_gstrings_stats;
e1000_update_stats(adapter);
- for (i = 0; i < E1000_GLOBAL_STATS_LEN; i++) {
+ for (i = 0; i < E1000_GLOBAL_STATS_LEN; i++, stat++) {
+ char *p;
+
switch (stat->type) {
case NETDEV_STATS:
p = (char *)netdev + stat->stat_offset;
@@ -1839,15 +1840,13 @@ static void e1000_get_ethtool_stats(struct net_device *netdev,
default:
WARN_ONCE(1, "Invalid E1000 stat type: %u index %d\n",
stat->type, i);
- break;
+ continue;
}
if (stat->sizeof_stat == sizeof(u64))
data[i] = *(u64 *)p;
else
data[i] = *(u32 *)p;
-
- stat++;
}
/* BUG_ON(i != E1000_STATS_LEN); */
}
diff --git a/drivers/net/ethernet/intel/e1000/e1000_main.c b/drivers/net/ethernet/intel/e1000/e1000_main.c
index 98375e1e1185..1982f7917a8d 100644
--- a/drivers/net/ethernet/intel/e1000/e1000_main.c
+++ b/drivers/net/ethernet/intel/e1000/e1000_main.c
@@ -520,8 +520,6 @@ void e1000_down(struct e1000_adapter *adapter)
struct net_device *netdev = adapter->netdev;
u32 rctl, tctl;
- netif_carrier_off(netdev);
-
/* disable receives in the hardware */
rctl = er32(RCTL);
ew32(RCTL, rctl & ~E1000_RCTL_EN);
@@ -537,6 +535,15 @@ void e1000_down(struct e1000_adapter *adapter)
E1000_WRITE_FLUSH();
msleep(10);
+ /* Set the carrier off after transmits have been disabled in the
+ * hardware, to avoid race conditions with e1000_watchdog() (which
+ * may be running concurrently to us, checking for the carrier
+ * bit to decide whether it should enable transmits again). Such
+ * a race condition would result into transmission being disabled
+ * in the hardware until the next IFF_DOWN+IFF_UP cycle.
+ */
+ netif_carrier_off(netdev);
+
napi_disable(&adapter->napi);
e1000_irq_disable(adapter);
diff --git a/drivers/net/ethernet/intel/i40e/i40e_nvm.c b/drivers/net/ethernet/intel/i40e/i40e_nvm.c
index 57505b1df98d..d591b3e6bd7c 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_nvm.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_nvm.c
@@ -298,7 +298,7 @@ static i40e_status i40e_read_nvm_word_aq(struct i40e_hw *hw, u16 offset,
}
/**
- * __i40e_read_nvm_word - Reads nvm word, assumes called does the locking
+ * __i40e_read_nvm_word - Reads nvm word, assumes caller does the locking
* @hw: pointer to the HW structure
* @offset: offset of the Shadow RAM word to read (0x000000 - 0x001FFF)
* @data: word read from the Shadow RAM
diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
index 1519dfb851d0..120c68f78951 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
@@ -1038,6 +1038,32 @@ reset_latency:
}
/**
+ * i40e_reuse_rx_page - page flip buffer and store it back on the ring
+ * @rx_ring: rx descriptor ring to store buffers on
+ * @old_buff: donor buffer to have page reused
+ *
+ * Synchronizes page for reuse by the adapter
+ **/
+static void i40e_reuse_rx_page(struct i40e_ring *rx_ring,
+ struct i40e_rx_buffer *old_buff)
+{
+ struct i40e_rx_buffer *new_buff;
+ u16 nta = rx_ring->next_to_alloc;
+
+ new_buff = &rx_ring->rx_bi[nta];
+
+ /* update, and store next to alloc */
+ nta++;
+ rx_ring->next_to_alloc = (nta < rx_ring->count) ? nta : 0;
+
+ /* transfer page from old buffer to new buffer */
+ new_buff->dma = old_buff->dma;
+ new_buff->page = old_buff->page;
+ new_buff->page_offset = old_buff->page_offset;
+ new_buff->pagecnt_bias = old_buff->pagecnt_bias;
+}
+
+/**
* i40e_rx_is_programming_status - check for programming status descriptor
* @qw: qword representing status_error_len in CPU ordering
*
@@ -1071,15 +1097,24 @@ static void i40e_clean_programming_status(struct i40e_ring *rx_ring,
union i40e_rx_desc *rx_desc,
u64 qw)
{
- u32 ntc = rx_ring->next_to_clean + 1;
+ struct i40e_rx_buffer *rx_buffer;
+ u32 ntc = rx_ring->next_to_clean;
u8 id;
/* fetch, update, and store next to clean */
+ rx_buffer = &rx_ring->rx_bi[ntc++];
ntc = (ntc < rx_ring->count) ? ntc : 0;
rx_ring->next_to_clean = ntc;
prefetch(I40E_RX_DESC(rx_ring, ntc));
+ /* place unused page back on the ring */
+ i40e_reuse_rx_page(rx_ring, rx_buffer);
+ rx_ring->rx_stats.page_reuse_count++;
+
+ /* clear contents of buffer_info */
+ rx_buffer->page = NULL;
+
id = (qw & I40E_RX_PROG_STATUS_DESC_QW1_PROGID_MASK) >>
I40E_RX_PROG_STATUS_DESC_QW1_PROGID_SHIFT;
@@ -1639,32 +1674,6 @@ static bool i40e_cleanup_headers(struct i40e_ring *rx_ring, struct sk_buff *skb,
}
/**
- * i40e_reuse_rx_page - page flip buffer and store it back on the ring
- * @rx_ring: rx descriptor ring to store buffers on
- * @old_buff: donor buffer to have page reused
- *
- * Synchronizes page for reuse by the adapter
- **/
-static void i40e_reuse_rx_page(struct i40e_ring *rx_ring,
- struct i40e_rx_buffer *old_buff)
-{
- struct i40e_rx_buffer *new_buff;
- u16 nta = rx_ring->next_to_alloc;
-
- new_buff = &rx_ring->rx_bi[nta];
-
- /* update, and store next to alloc */
- nta++;
- rx_ring->next_to_alloc = (nta < rx_ring->count) ? nta : 0;
-
- /* transfer page from old buffer to new buffer */
- new_buff->dma = old_buff->dma;
- new_buff->page = old_buff->page;
- new_buff->page_offset = old_buff->page_offset;
- new_buff->pagecnt_bias = old_buff->pagecnt_bias;
-}
-
-/**
* i40e_page_is_reusable - check if any reuse is possible
* @page: page struct to check
*
@@ -2093,6 +2102,7 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget)
if (unlikely(i40e_rx_is_programming_status(qword))) {
i40e_clean_programming_status(rx_ring, rx_desc, qword);
+ cleaned_count++;
continue;
}
size = (qword & I40E_RXD_QW1_LENGTH_PBUF_MASK) >>
@@ -2260,7 +2270,7 @@ static inline void i40e_update_enable_itr(struct i40e_vsi *vsi,
goto enable_int;
}
- if (ITR_IS_DYNAMIC(tx_itr_setting)) {
+ if (ITR_IS_DYNAMIC(rx_itr_setting)) {
rx = i40e_set_new_dynamic_itr(&q_vector->rx);
rxval = i40e_buildreg_itr(I40E_RX_ITR, q_vector->rx.itr);
}
diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_client.c b/drivers/net/ethernet/intel/i40evf/i40evf_client.c
index 93cf5fd17d91..d8131139565e 100644
--- a/drivers/net/ethernet/intel/i40evf/i40evf_client.c
+++ b/drivers/net/ethernet/intel/i40evf/i40evf_client.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/list.h>
#include <linux/errno.h>
diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_client.h b/drivers/net/ethernet/intel/i40evf/i40evf_client.h
index 7d283c7506a5..15a10da5bd4a 100644
--- a/drivers/net/ethernet/intel/i40evf/i40evf_client.h
+++ b/drivers/net/ethernet/intel/i40evf/i40evf_client.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _I40E_CLIENT_H_
#define _I40E_CLIENT_H_
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index fd4a46b03cc8..ea69af267d63 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -5326,7 +5326,7 @@ dma_error:
DMA_TO_DEVICE);
dma_unmap_len_set(tx_buffer, len, 0);
- if (i--)
+ if (i-- == 0)
i += tx_ring->count;
tx_buffer = &tx_ring->tx_buffer_info[i];
}
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c
index 523f9d05a810..8a32eb7d47b9 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c
@@ -175,31 +175,9 @@ static s32 ixgbe_init_phy_ops_82598(struct ixgbe_hw *hw)
**/
static s32 ixgbe_start_hw_82598(struct ixgbe_hw *hw)
{
-#ifndef CONFIG_SPARC
- u32 regval;
- u32 i;
-#endif
s32 ret_val;
ret_val = ixgbe_start_hw_generic(hw);
-
-#ifndef CONFIG_SPARC
- /* Disable relaxed ordering */
- for (i = 0; ((i < hw->mac.max_tx_queues) &&
- (i < IXGBE_DCA_MAX_QUEUES_82598)); i++) {
- regval = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL(i));
- regval &= ~IXGBE_DCA_TXCTRL_DESC_WRO_EN;
- IXGBE_WRITE_REG(hw, IXGBE_DCA_TXCTRL(i), regval);
- }
-
- for (i = 0; ((i < hw->mac.max_rx_queues) &&
- (i < IXGBE_DCA_MAX_QUEUES_82598)); i++) {
- regval = IXGBE_READ_REG(hw, IXGBE_DCA_RXCTRL(i));
- regval &= ~(IXGBE_DCA_RXCTRL_DATA_WRO_EN |
- IXGBE_DCA_RXCTRL_HEAD_WRO_EN);
- IXGBE_WRITE_REG(hw, IXGBE_DCA_RXCTRL(i), regval);
- }
-#endif
if (ret_val)
return ret_val;
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c
index 2c19070d2a0b..6e6ab6f6875e 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c
@@ -366,25 +366,6 @@ s32 ixgbe_start_hw_gen2(struct ixgbe_hw *hw)
}
IXGBE_WRITE_FLUSH(hw);
-#ifndef CONFIG_ARCH_WANT_RELAX_ORDER
- /* Disable relaxed ordering */
- for (i = 0; i < hw->mac.max_tx_queues; i++) {
- u32 regval;
-
- regval = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL_82599(i));
- regval &= ~IXGBE_DCA_TXCTRL_DESC_WRO_EN;
- IXGBE_WRITE_REG(hw, IXGBE_DCA_TXCTRL_82599(i), regval);
- }
-
- for (i = 0; i < hw->mac.max_rx_queues; i++) {
- u32 regval;
-
- regval = IXGBE_READ_REG(hw, IXGBE_DCA_RXCTRL(i));
- regval &= ~(IXGBE_DCA_RXCTRL_DATA_WRO_EN |
- IXGBE_DCA_RXCTRL_HEAD_WRO_EN);
- IXGBE_WRITE_REG(hw, IXGBE_DCA_RXCTRL(i), regval);
- }
-#endif
return 0;
}
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
index 72c565712a5f..c3e7a8191128 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
@@ -1048,7 +1048,7 @@ static int ixgbe_set_ringparam(struct net_device *netdev,
{
struct ixgbe_adapter *adapter = netdev_priv(netdev);
struct ixgbe_ring *temp_ring;
- int i, err = 0;
+ int i, j, err = 0;
u32 new_rx_count, new_tx_count;
if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
@@ -1085,8 +1085,8 @@ static int ixgbe_set_ringparam(struct net_device *netdev,
}
/* allocate temporary buffer to store rings in */
- i = max_t(int, adapter->num_tx_queues, adapter->num_rx_queues);
- i = max_t(int, i, adapter->num_xdp_queues);
+ i = max_t(int, adapter->num_tx_queues + adapter->num_xdp_queues,
+ adapter->num_rx_queues);
temp_ring = vmalloc(i * sizeof(struct ixgbe_ring));
if (!temp_ring) {
@@ -1118,8 +1118,8 @@ static int ixgbe_set_ringparam(struct net_device *netdev,
}
}
- for (i = 0; i < adapter->num_xdp_queues; i++) {
- memcpy(&temp_ring[i], adapter->xdp_ring[i],
+ for (j = 0; j < adapter->num_xdp_queues; j++, i++) {
+ memcpy(&temp_ring[i], adapter->xdp_ring[j],
sizeof(struct ixgbe_ring));
temp_ring[i].count = new_tx_count;
@@ -1139,10 +1139,10 @@ static int ixgbe_set_ringparam(struct net_device *netdev,
memcpy(adapter->tx_ring[i], &temp_ring[i],
sizeof(struct ixgbe_ring));
}
- for (i = 0; i < adapter->num_xdp_queues; i++) {
- ixgbe_free_tx_resources(adapter->xdp_ring[i]);
+ for (j = 0; j < adapter->num_xdp_queues; j++, i++) {
+ ixgbe_free_tx_resources(adapter->xdp_ring[j]);
- memcpy(adapter->xdp_ring[i], &temp_ring[i],
+ memcpy(adapter->xdp_ring[j], &temp_ring[i],
sizeof(struct ixgbe_ring));
}
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index d962368d08d0..6d5f31e94358 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -4881,7 +4881,7 @@ static void ixgbe_clear_udp_tunnel_port(struct ixgbe_adapter *adapter, u32 mask)
IXGBE_FLAG_GENEVE_OFFLOAD_CAPABLE)))
return;
- vxlanctrl = IXGBE_READ_REG(hw, IXGBE_VXLANCTRL) && ~mask;
+ vxlanctrl = IXGBE_READ_REG(hw, IXGBE_VXLANCTRL) & ~mask;
IXGBE_WRITE_REG(hw, IXGBE_VXLANCTRL, vxlanctrl);
if (mask & IXGBE_VXLANCTRL_VXLAN_UDPPORT_MASK)
@@ -8020,29 +8020,23 @@ static int ixgbe_tx_map(struct ixgbe_ring *tx_ring,
return 0;
dma_error:
dev_err(tx_ring->dev, "TX DMA map failed\n");
- tx_buffer = &tx_ring->tx_buffer_info[i];
/* clear dma mappings for failed tx_buffer_info map */
- while (tx_buffer != first) {
+ for (;;) {
+ tx_buffer = &tx_ring->tx_buffer_info[i];
if (dma_unmap_len(tx_buffer, len))
dma_unmap_page(tx_ring->dev,
dma_unmap_addr(tx_buffer, dma),
dma_unmap_len(tx_buffer, len),
DMA_TO_DEVICE);
dma_unmap_len_set(tx_buffer, len, 0);
-
- if (i--)
+ if (tx_buffer == first)
+ break;
+ if (i == 0)
i += tx_ring->count;
- tx_buffer = &tx_ring->tx_buffer_info[i];
+ i--;
}
- if (dma_unmap_len(tx_buffer, len))
- dma_unmap_single(tx_ring->dev,
- dma_unmap_addr(tx_buffer, dma),
- dma_unmap_len(tx_buffer, len),
- DMA_TO_DEVICE);
- dma_unmap_len_set(tx_buffer, len, 0);
-
dev_kfree_skb_any(first->skb);
first->skb = NULL;
@@ -8529,6 +8523,10 @@ static int ixgbe_ioctl(struct net_device *netdev, struct ifreq *req, int cmd)
return ixgbe_ptp_set_ts_config(adapter, req);
case SIOCGHWTSTAMP:
return ixgbe_ptp_get_ts_config(adapter, req);
+ case SIOCGMIIPHY:
+ if (!adapter->hw.phy.ops.read_reg)
+ return -EOPNOTSUPP;
+ /* fall through */
default:
return mdio_mii_ioctl(&adapter->hw.phy.mdio, if_mii(req), cmd);
}
diff --git a/drivers/net/ethernet/marvell/Makefile b/drivers/net/ethernet/marvell/Makefile
index ff1bffa74803..9498ed26dbe5 100644
--- a/drivers/net/ethernet/marvell/Makefile
+++ b/drivers/net/ethernet/marvell/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Marvell device drivers.
#
diff --git a/drivers/net/ethernet/marvell/mvpp2.c b/drivers/net/ethernet/marvell/mvpp2.c
index 9c86cb7cb988..a37af5813f33 100644
--- a/drivers/net/ethernet/marvell/mvpp2.c
+++ b/drivers/net/ethernet/marvell/mvpp2.c
@@ -1167,6 +1167,11 @@ struct mvpp2_bm_pool {
u32 port_map;
};
+#define IS_TSO_HEADER(txq_pcpu, addr) \
+ ((addr) >= (txq_pcpu)->tso_headers_dma && \
+ (addr) < (txq_pcpu)->tso_headers_dma + \
+ (txq_pcpu)->size * TSO_HEADER_SIZE)
+
/* Queue modes */
#define MVPP2_QDIST_SINGLE_MODE 0
#define MVPP2_QDIST_MULTI_MODE 1
@@ -1534,7 +1539,7 @@ static bool mvpp2_prs_tcam_data_cmp(struct mvpp2_prs_entry *pe, int offs,
int off = MVPP2_PRS_TCAM_DATA_BYTE(offs);
u16 tcam_data;
- tcam_data = (8 << pe->tcam.byte[off + 1]) | pe->tcam.byte[off];
+ tcam_data = (pe->tcam.byte[off + 1] << 8) | pe->tcam.byte[off];
if (tcam_data != data)
return false;
return true;
@@ -2609,8 +2614,8 @@ static void mvpp2_prs_mac_init(struct mvpp2 *priv)
/* place holders only - no ports */
mvpp2_prs_mac_drop_all_set(priv, 0, false);
mvpp2_prs_mac_promisc_set(priv, 0, false);
- mvpp2_prs_mac_multi_set(priv, MVPP2_PE_MAC_MC_ALL, 0, false);
- mvpp2_prs_mac_multi_set(priv, MVPP2_PE_MAC_MC_IP6, 0, false);
+ mvpp2_prs_mac_multi_set(priv, 0, MVPP2_PE_MAC_MC_ALL, false);
+ mvpp2_prs_mac_multi_set(priv, 0, MVPP2_PE_MAC_MC_IP6, false);
}
/* Set default entries for various types of dsa packets */
@@ -3391,7 +3396,7 @@ mvpp2_prs_mac_da_range_find(struct mvpp2 *priv, int pmap, const u8 *da,
struct mvpp2_prs_entry *pe;
int tid;
- pe = kzalloc(sizeof(*pe), GFP_KERNEL);
+ pe = kzalloc(sizeof(*pe), GFP_ATOMIC);
if (!pe)
return NULL;
mvpp2_prs_tcam_lu_set(pe, MVPP2_PRS_LU_MAC);
@@ -3453,7 +3458,7 @@ static int mvpp2_prs_mac_da_accept(struct mvpp2 *priv, int port,
if (tid < 0)
return tid;
- pe = kzalloc(sizeof(*pe), GFP_KERNEL);
+ pe = kzalloc(sizeof(*pe), GFP_ATOMIC);
if (!pe)
return -ENOMEM;
mvpp2_prs_tcam_lu_set(pe, MVPP2_PRS_LU_MAC);
@@ -5321,8 +5326,9 @@ static void mvpp2_txq_bufs_free(struct mvpp2_port *port,
struct mvpp2_txq_pcpu_buf *tx_buf =
txq_pcpu->buffs + txq_pcpu->txq_get_index;
- dma_unmap_single(port->dev->dev.parent, tx_buf->dma,
- tx_buf->size, DMA_TO_DEVICE);
+ if (!IS_TSO_HEADER(txq_pcpu, tx_buf->dma))
+ dma_unmap_single(port->dev->dev.parent, tx_buf->dma,
+ tx_buf->size, DMA_TO_DEVICE);
if (tx_buf->skb)
dev_kfree_skb_any(tx_buf->skb);
@@ -5609,7 +5615,7 @@ static int mvpp2_txq_init(struct mvpp2_port *port,
txq_pcpu->tso_headers =
dma_alloc_coherent(port->dev->dev.parent,
- MVPP2_AGGR_TXQ_SIZE * TSO_HEADER_SIZE,
+ txq_pcpu->size * TSO_HEADER_SIZE,
&txq_pcpu->tso_headers_dma,
GFP_KERNEL);
if (!txq_pcpu->tso_headers)
@@ -5623,7 +5629,7 @@ cleanup:
kfree(txq_pcpu->buffs);
dma_free_coherent(port->dev->dev.parent,
- MVPP2_AGGR_TXQ_SIZE * MVPP2_DESC_ALIGNED_SIZE,
+ txq_pcpu->size * TSO_HEADER_SIZE,
txq_pcpu->tso_headers,
txq_pcpu->tso_headers_dma);
}
@@ -5647,7 +5653,7 @@ static void mvpp2_txq_deinit(struct mvpp2_port *port,
kfree(txq_pcpu->buffs);
dma_free_coherent(port->dev->dev.parent,
- MVPP2_AGGR_TXQ_SIZE * MVPP2_DESC_ALIGNED_SIZE,
+ txq_pcpu->size * TSO_HEADER_SIZE,
txq_pcpu->tso_headers,
txq_pcpu->tso_headers_dma);
}
@@ -6212,12 +6218,15 @@ static inline void
tx_desc_unmap_put(struct mvpp2_port *port, struct mvpp2_tx_queue *txq,
struct mvpp2_tx_desc *desc)
{
+ struct mvpp2_txq_pcpu *txq_pcpu = this_cpu_ptr(txq->pcpu);
+
dma_addr_t buf_dma_addr =
mvpp2_txdesc_dma_addr_get(port, desc);
size_t buf_sz =
mvpp2_txdesc_size_get(port, desc);
- dma_unmap_single(port->dev->dev.parent, buf_dma_addr,
- buf_sz, DMA_TO_DEVICE);
+ if (!IS_TSO_HEADER(txq_pcpu, buf_dma_addr))
+ dma_unmap_single(port->dev->dev.parent, buf_dma_addr,
+ buf_sz, DMA_TO_DEVICE);
mvpp2_txq_desc_put(txq);
}
@@ -6490,7 +6499,7 @@ out:
}
/* Finalize TX processing */
- if (txq_pcpu->count >= txq->done_pkts_coal)
+ if (!port->has_tx_irqs && txq_pcpu->count >= txq->done_pkts_coal)
mvpp2_txq_done(port, txq, txq_pcpu);
/* Set the timer in case not all frags were processed */
diff --git a/drivers/net/ethernet/marvell/skge.h b/drivers/net/ethernet/marvell/skge.h
index 3ea151ff9c43..6fa7b6a34c08 100644
--- a/drivers/net/ethernet/marvell/skge.h
+++ b/drivers/net/ethernet/marvell/skge.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Definitions for the new Marvell Yukon / SysKonnect driver.
*/
diff --git a/drivers/net/ethernet/marvell/sky2.h b/drivers/net/ethernet/marvell/sky2.h
index 0fe160796842..b02b6523083c 100644
--- a/drivers/net/ethernet/marvell/sky2.h
+++ b/drivers/net/ethernet/marvell/sky2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Definitions for the new Marvell Yukon 2 driver.
*/
diff --git a/drivers/net/ethernet/mellanox/mlx4/Makefile b/drivers/net/ethernet/mellanox/mlx4/Makefile
index c82217e0d22d..16b10d01fcf4 100644
--- a/drivers/net/ethernet/mellanox/mlx4/Makefile
+++ b/drivers/net/ethernet/mellanox/mlx4/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_MLX4_CORE) += mlx4_core.o
mlx4_core-y := alloc.o catas.o cmd.o cq.o eq.o fw.o fw_qos.o icm.o intf.o \
diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4_stats.h b/drivers/net/ethernet/mellanox/mlx4/mlx4_stats.h
index 926f3c3f3665..aab28eb27a30 100644
--- a/drivers/net/ethernet/mellanox/mlx4/mlx4_stats.h
+++ b/drivers/net/ethernet/mellanox/mlx4/mlx4_stats.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _MLX4_STATS_
#define _MLX4_STATS_
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/Makefile b/drivers/net/ethernet/mellanox/mlx5/core/Makefile
index 87a3099808f3..714dd0dc5eef 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/Makefile
+++ b/drivers/net/ethernet/mellanox/mlx5/core/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_MLX5_CORE) += mlx5_core.o
subdir-ccflags-y += -I$(src)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/dev.c b/drivers/net/ethernet/mellanox/mlx5/core/dev.c
index ff60cf7342ca..fc281712869b 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/dev.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/dev.c
@@ -77,35 +77,41 @@ static void add_delayed_event(struct mlx5_priv *priv,
list_add_tail(&delayed_event->list, &priv->waiting_events_list);
}
-static void fire_delayed_event_locked(struct mlx5_device_context *dev_ctx,
- struct mlx5_core_dev *dev,
- struct mlx5_priv *priv)
+static void delayed_event_release(struct mlx5_device_context *dev_ctx,
+ struct mlx5_priv *priv)
{
+ struct mlx5_core_dev *dev = container_of(priv, struct mlx5_core_dev, priv);
struct mlx5_delayed_event *de;
struct mlx5_delayed_event *n;
+ struct list_head temp;
- /* stop delaying events */
- priv->is_accum_events = false;
+ INIT_LIST_HEAD(&temp);
+
+ spin_lock_irq(&priv->ctx_lock);
- /* fire all accumulated events before new event comes */
- list_for_each_entry_safe(de, n, &priv->waiting_events_list, list) {
+ priv->is_accum_events = false;
+ list_splice_init(&priv->waiting_events_list, &temp);
+ if (!dev_ctx->context)
+ goto out;
+ list_for_each_entry_safe(de, n, &priv->waiting_events_list, list)
dev_ctx->intf->event(dev, dev_ctx->context, de->event, de->param);
+
+out:
+ spin_unlock_irq(&priv->ctx_lock);
+
+ list_for_each_entry_safe(de, n, &temp, list) {
list_del(&de->list);
kfree(de);
}
}
-static void cleanup_delayed_evets(struct mlx5_priv *priv)
+/* accumulating events that can come after mlx5_ib calls to
+ * ib_register_device, till adding that interface to the events list.
+ */
+static void delayed_event_start(struct mlx5_priv *priv)
{
- struct mlx5_delayed_event *de;
- struct mlx5_delayed_event *n;
-
spin_lock_irq(&priv->ctx_lock);
- priv->is_accum_events = false;
- list_for_each_entry_safe(de, n, &priv->waiting_events_list, list) {
- list_del(&de->list);
- kfree(de);
- }
+ priv->is_accum_events = true;
spin_unlock_irq(&priv->ctx_lock);
}
@@ -122,11 +128,8 @@ void mlx5_add_device(struct mlx5_interface *intf, struct mlx5_priv *priv)
return;
dev_ctx->intf = intf;
- /* accumulating events that can come after mlx5_ib calls to
- * ib_register_device, till adding that interface to the events list.
- */
- priv->is_accum_events = true;
+ delayed_event_start(priv);
dev_ctx->context = intf->add(dev);
set_bit(MLX5_INTERFACE_ADDED, &dev_ctx->state);
@@ -137,8 +140,6 @@ void mlx5_add_device(struct mlx5_interface *intf, struct mlx5_priv *priv)
spin_lock_irq(&priv->ctx_lock);
list_add_tail(&dev_ctx->list, &priv->ctx_list);
- fire_delayed_event_locked(dev_ctx, dev, priv);
-
#ifdef CONFIG_INFINIBAND_ON_DEMAND_PAGING
if (dev_ctx->intf->pfault) {
if (priv->pfault) {
@@ -150,11 +151,12 @@ void mlx5_add_device(struct mlx5_interface *intf, struct mlx5_priv *priv)
}
#endif
spin_unlock_irq(&priv->ctx_lock);
- } else {
- kfree(dev_ctx);
- /* delete all accumulated events */
- cleanup_delayed_evets(priv);
}
+
+ delayed_event_release(dev_ctx, priv);
+
+ if (!dev_ctx->context)
+ kfree(dev_ctx);
}
static struct mlx5_device_context *mlx5_get_device(struct mlx5_interface *intf,
@@ -205,17 +207,21 @@ static void mlx5_attach_interface(struct mlx5_interface *intf, struct mlx5_priv
if (!dev_ctx)
return;
+ delayed_event_start(priv);
if (intf->attach) {
if (test_bit(MLX5_INTERFACE_ATTACHED, &dev_ctx->state))
- return;
+ goto out;
intf->attach(dev, dev_ctx->context);
set_bit(MLX5_INTERFACE_ATTACHED, &dev_ctx->state);
} else {
if (test_bit(MLX5_INTERFACE_ADDED, &dev_ctx->state))
- return;
+ goto out;
dev_ctx->context = intf->add(dev);
set_bit(MLX5_INTERFACE_ADDED, &dev_ctx->state);
}
+
+out:
+ delayed_event_release(dev_ctx, priv);
}
void mlx5_attach_device(struct mlx5_core_dev *dev)
@@ -414,8 +420,14 @@ void mlx5_core_event(struct mlx5_core_dev *dev, enum mlx5_dev_event event,
if (priv->is_accum_events)
add_delayed_event(priv, dev, event, param);
+ /* After mlx5_detach_device, the dev_ctx->intf is still set and dev_ctx is
+ * still in priv->ctx_list. In this case, only notify the dev_ctx if its
+ * ADDED or ATTACHED bit are set.
+ */
list_for_each_entry(dev_ctx, &priv->ctx_list, list)
- if (dev_ctx->intf->event)
+ if (dev_ctx->intf->event &&
+ (test_bit(MLX5_INTERFACE_ADDED, &dev_ctx->state) ||
+ test_bit(MLX5_INTERFACE_ATTACHED, &dev_ctx->state)))
dev_ctx->intf->event(dev, dev_ctx->context, event, param);
spin_unlock_irqrestore(&priv->ctx_lock, flags);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c b/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c
index c1d384fca4dc..51c4cc00a186 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c
@@ -41,6 +41,11 @@
#define MLX5E_CEE_STATE_UP 1
#define MLX5E_CEE_STATE_DOWN 0
+enum {
+ MLX5E_VENDOR_TC_GROUP_NUM = 7,
+ MLX5E_LOWEST_PRIO_GROUP = 0,
+};
+
/* If dcbx mode is non-host set the dcbx mode to host.
*/
static int mlx5e_dcbnl_set_dcbx_mode(struct mlx5e_priv *priv,
@@ -85,6 +90,9 @@ static int mlx5e_dcbnl_ieee_getets(struct net_device *netdev,
{
struct mlx5e_priv *priv = netdev_priv(netdev);
struct mlx5_core_dev *mdev = priv->mdev;
+ u8 tc_group[IEEE_8021QAZ_MAX_TCS];
+ bool is_tc_group_6_exist = false;
+ bool is_zero_bw_ets_tc = false;
int err = 0;
int i;
@@ -96,37 +104,64 @@ static int mlx5e_dcbnl_ieee_getets(struct net_device *netdev,
err = mlx5_query_port_prio_tc(mdev, i, &ets->prio_tc[i]);
if (err)
return err;
- }
- for (i = 0; i < ets->ets_cap; i++) {
+ err = mlx5_query_port_tc_group(mdev, i, &tc_group[i]);
+ if (err)
+ return err;
+
err = mlx5_query_port_tc_bw_alloc(mdev, i, &ets->tc_tx_bw[i]);
if (err)
return err;
+
+ if (ets->tc_tx_bw[i] < MLX5E_MAX_BW_ALLOC &&
+ tc_group[i] == (MLX5E_LOWEST_PRIO_GROUP + 1))
+ is_zero_bw_ets_tc = true;
+
+ if (tc_group[i] == (MLX5E_VENDOR_TC_GROUP_NUM - 1))
+ is_tc_group_6_exist = true;
+ }
+
+ /* Report 0% ets tc if exits*/
+ if (is_zero_bw_ets_tc) {
+ for (i = 0; i < ets->ets_cap; i++)
+ if (tc_group[i] == MLX5E_LOWEST_PRIO_GROUP)
+ ets->tc_tx_bw[i] = 0;
+ }
+
+ /* Update tc_tsa based on fw setting*/
+ for (i = 0; i < ets->ets_cap; i++) {
if (ets->tc_tx_bw[i] < MLX5E_MAX_BW_ALLOC)
priv->dcbx.tc_tsa[i] = IEEE_8021QAZ_TSA_ETS;
+ else if (tc_group[i] == MLX5E_VENDOR_TC_GROUP_NUM &&
+ !is_tc_group_6_exist)
+ priv->dcbx.tc_tsa[i] = IEEE_8021QAZ_TSA_VENDOR;
}
-
memcpy(ets->tc_tsa, priv->dcbx.tc_tsa, sizeof(ets->tc_tsa));
return err;
}
-enum {
- MLX5E_VENDOR_TC_GROUP_NUM = 7,
- MLX5E_ETS_TC_GROUP_NUM = 0,
-};
-
static void mlx5e_build_tc_group(struct ieee_ets *ets, u8 *tc_group, int max_tc)
{
bool any_tc_mapped_to_ets = false;
+ bool ets_zero_bw = false;
int strict_group;
int i;
- for (i = 0; i <= max_tc; i++)
- if (ets->tc_tsa[i] == IEEE_8021QAZ_TSA_ETS)
+ for (i = 0; i <= max_tc; i++) {
+ if (ets->tc_tsa[i] == IEEE_8021QAZ_TSA_ETS) {
any_tc_mapped_to_ets = true;
+ if (!ets->tc_tx_bw[i])
+ ets_zero_bw = true;
+ }
+ }
- strict_group = any_tc_mapped_to_ets ? 1 : 0;
+ /* strict group has higher priority than ets group */
+ strict_group = MLX5E_LOWEST_PRIO_GROUP;
+ if (any_tc_mapped_to_ets)
+ strict_group++;
+ if (ets_zero_bw)
+ strict_group++;
for (i = 0; i <= max_tc; i++) {
switch (ets->tc_tsa[i]) {
@@ -137,7 +172,9 @@ static void mlx5e_build_tc_group(struct ieee_ets *ets, u8 *tc_group, int max_tc)
tc_group[i] = strict_group++;
break;
case IEEE_8021QAZ_TSA_ETS:
- tc_group[i] = MLX5E_ETS_TC_GROUP_NUM;
+ tc_group[i] = MLX5E_LOWEST_PRIO_GROUP;
+ if (ets->tc_tx_bw[i] && ets_zero_bw)
+ tc_group[i] = MLX5E_LOWEST_PRIO_GROUP + 1;
break;
}
}
@@ -146,9 +183,23 @@ static void mlx5e_build_tc_group(struct ieee_ets *ets, u8 *tc_group, int max_tc)
static void mlx5e_build_tc_tx_bw(struct ieee_ets *ets, u8 *tc_tx_bw,
u8 *tc_group, int max_tc)
{
+ int bw_for_ets_zero_bw_tc = 0;
+ int last_ets_zero_bw_tc = -1;
+ int num_ets_zero_bw = 0;
int i;
for (i = 0; i <= max_tc; i++) {
+ if (ets->tc_tsa[i] == IEEE_8021QAZ_TSA_ETS &&
+ !ets->tc_tx_bw[i]) {
+ num_ets_zero_bw++;
+ last_ets_zero_bw_tc = i;
+ }
+ }
+
+ if (num_ets_zero_bw)
+ bw_for_ets_zero_bw_tc = MLX5E_MAX_BW_ALLOC / num_ets_zero_bw;
+
+ for (i = 0; i <= max_tc; i++) {
switch (ets->tc_tsa[i]) {
case IEEE_8021QAZ_TSA_VENDOR:
tc_tx_bw[i] = MLX5E_MAX_BW_ALLOC;
@@ -157,12 +208,26 @@ static void mlx5e_build_tc_tx_bw(struct ieee_ets *ets, u8 *tc_tx_bw,
tc_tx_bw[i] = MLX5E_MAX_BW_ALLOC;
break;
case IEEE_8021QAZ_TSA_ETS:
- tc_tx_bw[i] = ets->tc_tx_bw[i];
+ tc_tx_bw[i] = ets->tc_tx_bw[i] ?
+ ets->tc_tx_bw[i] :
+ bw_for_ets_zero_bw_tc;
break;
}
}
+
+ /* Make sure the total bw for ets zero bw group is 100% */
+ if (last_ets_zero_bw_tc != -1)
+ tc_tx_bw[last_ets_zero_bw_tc] +=
+ MLX5E_MAX_BW_ALLOC % num_ets_zero_bw;
}
+/* If there are ETS BW 0,
+ * Set ETS group # to 1 for all ETS non zero BW tcs. Their sum must be 100%.
+ * Set group #0 to all the ETS BW 0 tcs and
+ * equally splits the 100% BW between them
+ * Report both group #0 and #1 as ETS type.
+ * All the tcs in group #0 will be reported with 0% BW.
+ */
int mlx5e_dcbnl_ieee_setets_core(struct mlx5e_priv *priv, struct ieee_ets *ets)
{
struct mlx5_core_dev *mdev = priv->mdev;
@@ -188,7 +253,6 @@ int mlx5e_dcbnl_ieee_setets_core(struct mlx5e_priv *priv, struct ieee_ets *ets)
return err;
memcpy(priv->dcbx.tc_tsa, ets->tc_tsa, sizeof(ets->tc_tsa));
-
return err;
}
@@ -209,17 +273,9 @@ static int mlx5e_dbcnl_validate_ets(struct net_device *netdev,
}
/* Validate Bandwidth Sum */
- for (i = 0; i < IEEE_8021QAZ_MAX_TCS; i++) {
- if (ets->tc_tsa[i] == IEEE_8021QAZ_TSA_ETS) {
- if (!ets->tc_tx_bw[i]) {
- netdev_err(netdev,
- "Failed to validate ETS: BW 0 is illegal\n");
- return -EINVAL;
- }
-
+ for (i = 0; i < IEEE_8021QAZ_MAX_TCS; i++)
+ if (ets->tc_tsa[i] == IEEE_8021QAZ_TSA_ETS)
bw_sum += ets->tc_tx_bw[i];
- }
- }
if (bw_sum != 0 && bw_sum != 100) {
netdev_err(netdev,
@@ -533,8 +589,7 @@ static void mlx5e_dcbnl_getpgtccfgtx(struct net_device *netdev,
static void mlx5e_dcbnl_getpgbwgcfgtx(struct net_device *netdev,
int pgid, u8 *bw_pct)
{
- struct mlx5e_priv *priv = netdev_priv(netdev);
- struct mlx5_core_dev *mdev = priv->mdev;
+ struct ieee_ets ets;
if (pgid >= CEE_DCBX_MAX_PGS) {
netdev_err(netdev,
@@ -542,8 +597,8 @@ static void mlx5e_dcbnl_getpgbwgcfgtx(struct net_device *netdev,
return;
}
- if (mlx5_query_port_tc_bw_alloc(mdev, pgid, bw_pct))
- *bw_pct = 0;
+ mlx5e_dcbnl_ieee_getets(netdev, &ets);
+ *bw_pct = ets.tc_tx_bw[pgid];
}
static void mlx5e_dcbnl_setpfccfg(struct net_device *netdev,
@@ -739,8 +794,6 @@ static void mlx5e_ets_init(struct mlx5e_priv *priv)
ets.prio_tc[i] = i;
}
- memcpy(priv->dcbx.tc_tsa, ets.tc_tsa, sizeof(ets.tc_tsa));
-
/* tclass[prio=0]=1, tclass[prio=1]=0, tclass[prio=i]=i (for i>1) */
ets.prio_tc[0] = 1;
ets.prio_tc[1] = 0;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
index 1aa2028ed995..9ba1f72060aa 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
@@ -78,9 +78,11 @@ struct mlx5e_tc_flow {
};
struct mlx5e_tc_flow_parse_attr {
+ struct ip_tunnel_info tun_info;
struct mlx5_flow_spec spec;
int num_mod_hdr_actions;
void *mod_hdr_actions;
+ int mirred_ifindex;
};
enum {
@@ -322,6 +324,12 @@ static void mlx5e_tc_del_nic_flow(struct mlx5e_priv *priv,
static void mlx5e_detach_encap(struct mlx5e_priv *priv,
struct mlx5e_tc_flow *flow);
+static int mlx5e_attach_encap(struct mlx5e_priv *priv,
+ struct ip_tunnel_info *tun_info,
+ struct net_device *mirred_dev,
+ struct net_device **encap_dev,
+ struct mlx5e_tc_flow *flow);
+
static struct mlx5_flow_handle *
mlx5e_tc_add_fdb_flow(struct mlx5e_priv *priv,
struct mlx5e_tc_flow_parse_attr *parse_attr,
@@ -329,9 +337,27 @@ mlx5e_tc_add_fdb_flow(struct mlx5e_priv *priv,
{
struct mlx5_eswitch *esw = priv->mdev->priv.eswitch;
struct mlx5_esw_flow_attr *attr = flow->esw_attr;
- struct mlx5_flow_handle *rule;
+ struct net_device *out_dev, *encap_dev = NULL;
+ struct mlx5_flow_handle *rule = NULL;
+ struct mlx5e_rep_priv *rpriv;
+ struct mlx5e_priv *out_priv;
int err;
+ if (attr->action & MLX5_FLOW_CONTEXT_ACTION_ENCAP) {
+ out_dev = __dev_get_by_index(dev_net(priv->netdev),
+ attr->parse_attr->mirred_ifindex);
+ err = mlx5e_attach_encap(priv, &parse_attr->tun_info,
+ out_dev, &encap_dev, flow);
+ if (err) {
+ rule = ERR_PTR(err);
+ if (err != -EAGAIN)
+ goto err_attach_encap;
+ }
+ out_priv = netdev_priv(encap_dev);
+ rpriv = out_priv->ppriv;
+ attr->out_rep = rpriv->rep;
+ }
+
err = mlx5_eswitch_add_vlan_action(esw, attr);
if (err) {
rule = ERR_PTR(err);
@@ -347,10 +373,14 @@ mlx5e_tc_add_fdb_flow(struct mlx5e_priv *priv,
}
}
- rule = mlx5_eswitch_add_offloaded_rule(esw, &parse_attr->spec, attr);
- if (IS_ERR(rule))
- goto err_add_rule;
-
+ /* we get here if (1) there's no error (rule being null) or when
+ * (2) there's an encap action and we're on -EAGAIN (no valid neigh)
+ */
+ if (rule != ERR_PTR(-EAGAIN)) {
+ rule = mlx5_eswitch_add_offloaded_rule(esw, &parse_attr->spec, attr);
+ if (IS_ERR(rule))
+ goto err_add_rule;
+ }
return rule;
err_add_rule:
@@ -361,6 +391,7 @@ err_mod_hdr:
err_add_vlan:
if (attr->action & MLX5_FLOW_CONTEXT_ACTION_ENCAP)
mlx5e_detach_encap(priv, flow);
+err_attach_encap:
return rule;
}
@@ -389,6 +420,8 @@ static void mlx5e_tc_del_fdb_flow(struct mlx5e_priv *priv,
void mlx5e_tc_encap_flows_add(struct mlx5e_priv *priv,
struct mlx5e_encap_entry *e)
{
+ struct mlx5_eswitch *esw = priv->mdev->priv.eswitch;
+ struct mlx5_esw_flow_attr *esw_attr;
struct mlx5e_tc_flow *flow;
int err;
@@ -404,10 +437,9 @@ void mlx5e_tc_encap_flows_add(struct mlx5e_priv *priv,
mlx5e_rep_queue_neigh_stats_work(priv);
list_for_each_entry(flow, &e->flows, encap) {
- flow->esw_attr->encap_id = e->encap_id;
- flow->rule = mlx5e_tc_add_fdb_flow(priv,
- flow->esw_attr->parse_attr,
- flow);
+ esw_attr = flow->esw_attr;
+ esw_attr->encap_id = e->encap_id;
+ flow->rule = mlx5_eswitch_add_offloaded_rule(esw, &esw_attr->parse_attr->spec, esw_attr);
if (IS_ERR(flow->rule)) {
err = PTR_ERR(flow->rule);
mlx5_core_warn(priv->mdev, "Failed to update cached encapsulation flow, %d\n",
@@ -421,15 +453,13 @@ void mlx5e_tc_encap_flows_add(struct mlx5e_priv *priv,
void mlx5e_tc_encap_flows_del(struct mlx5e_priv *priv,
struct mlx5e_encap_entry *e)
{
+ struct mlx5_eswitch *esw = priv->mdev->priv.eswitch;
struct mlx5e_tc_flow *flow;
- struct mlx5_fc *counter;
list_for_each_entry(flow, &e->flows, encap) {
if (flow->flags & MLX5E_TC_FLOW_OFFLOADED) {
flow->flags &= ~MLX5E_TC_FLOW_OFFLOADED;
- counter = mlx5_flow_rule_counter(flow->rule);
- mlx5_del_flow_rules(flow->rule);
- mlx5_fc_destroy(priv->mdev, counter);
+ mlx5_eswitch_del_offloaded_rule(esw, flow->rule, flow->esw_attr);
}
}
@@ -1942,7 +1972,7 @@ static int parse_tc_fdb_actions(struct mlx5e_priv *priv, struct tcf_exts *exts,
if (is_tcf_mirred_egress_redirect(a)) {
int ifindex = tcf_mirred_ifindex(a);
- struct net_device *out_dev, *encap_dev = NULL;
+ struct net_device *out_dev;
struct mlx5e_priv *out_priv;
out_dev = __dev_get_by_index(dev_net(priv->netdev), ifindex);
@@ -1955,17 +1985,13 @@ static int parse_tc_fdb_actions(struct mlx5e_priv *priv, struct tcf_exts *exts,
rpriv = out_priv->ppriv;
attr->out_rep = rpriv->rep;
} else if (encap) {
- err = mlx5e_attach_encap(priv, info,
- out_dev, &encap_dev, flow);
- if (err && err != -EAGAIN)
- return err;
+ parse_attr->mirred_ifindex = ifindex;
+ parse_attr->tun_info = *info;
+ attr->parse_attr = parse_attr;
attr->action |= MLX5_FLOW_CONTEXT_ACTION_ENCAP |
MLX5_FLOW_CONTEXT_ACTION_FWD_DEST |
MLX5_FLOW_CONTEXT_ACTION_COUNT;
- out_priv = netdev_priv(encap_dev);
- rpriv = out_priv->ppriv;
- attr->out_rep = rpriv->rep;
- attr->parse_attr = parse_attr;
+ /* attr->out_rep is resolved when we handle encap */
} else {
pr_err("devices %s %s not on same switch HW, can't offload forwarding\n",
priv->netdev->name, out_dev->name);
@@ -2047,7 +2073,7 @@ int mlx5e_configure_flower(struct mlx5e_priv *priv,
if (flow->flags & MLX5E_TC_FLOW_ESWITCH) {
err = parse_tc_fdb_actions(priv, f->exts, parse_attr, flow);
if (err < 0)
- goto err_handle_encap_flow;
+ goto err_free;
flow->rule = mlx5e_tc_add_fdb_flow(priv, parse_attr, flow);
} else {
err = parse_tc_nic_actions(priv, f->exts, parse_attr, flow);
@@ -2058,10 +2084,13 @@ int mlx5e_configure_flower(struct mlx5e_priv *priv,
if (IS_ERR(flow->rule)) {
err = PTR_ERR(flow->rule);
- goto err_free;
+ if (err != -EAGAIN)
+ goto err_free;
}
- flow->flags |= MLX5E_TC_FLOW_OFFLOADED;
+ if (err != -EAGAIN)
+ flow->flags |= MLX5E_TC_FLOW_OFFLOADED;
+
err = rhashtable_insert_fast(&tc->ht, &flow->node,
tc->ht_params);
if (err)
@@ -2075,16 +2104,6 @@ int mlx5e_configure_flower(struct mlx5e_priv *priv,
err_del_rule:
mlx5e_tc_del_flow(priv, flow);
-err_handle_encap_flow:
- if (err == -EAGAIN) {
- err = rhashtable_insert_fast(&tc->ht, &flow->node,
- tc->ht_params);
- if (err)
- mlx5e_tc_del_flow(priv, flow);
- else
- return 0;
- }
-
err_free:
kvfree(parse_attr);
kfree(flow);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/health.c b/drivers/net/ethernet/mellanox/mlx5/core/health.c
index 8aea0a065e56..db86e1506c8b 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/health.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/health.c
@@ -356,10 +356,11 @@ void mlx5_drain_health_wq(struct mlx5_core_dev *dev)
void mlx5_drain_health_recovery(struct mlx5_core_dev *dev)
{
struct mlx5_core_health *health = &dev->priv.health;
+ unsigned long flags;
- spin_lock(&health->wq_lock);
+ spin_lock_irqsave(&health->wq_lock, flags);
set_bit(MLX5_DROP_NEW_RECOVERY_WORK, &health->flags);
- spin_unlock(&health->wq_lock);
+ spin_unlock_irqrestore(&health->wq_lock, flags);
cancel_delayed_work_sync(&dev->priv.health.recover_work);
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/port.c b/drivers/net/ethernet/mellanox/mlx5/core/port.c
index 1975d4388d4f..e07061f565d6 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/port.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/port.c
@@ -677,6 +677,27 @@ int mlx5_set_port_tc_group(struct mlx5_core_dev *mdev, u8 *tc_group)
}
EXPORT_SYMBOL_GPL(mlx5_set_port_tc_group);
+int mlx5_query_port_tc_group(struct mlx5_core_dev *mdev,
+ u8 tc, u8 *tc_group)
+{
+ u32 out[MLX5_ST_SZ_DW(qetc_reg)];
+ void *ets_tcn_conf;
+ int err;
+
+ err = mlx5_query_port_qetcr_reg(mdev, out, sizeof(out));
+ if (err)
+ return err;
+
+ ets_tcn_conf = MLX5_ADDR_OF(qetc_reg, out,
+ tc_configuration[tc]);
+
+ *tc_group = MLX5_GET(ets_tcn_config_reg, ets_tcn_conf,
+ group);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(mlx5_query_port_tc_group);
+
int mlx5_set_port_tc_bw_alloc(struct mlx5_core_dev *mdev, u8 *tc_bw)
{
u32 in[MLX5_ST_SZ_DW(qetc_reg)] = {0};
diff --git a/drivers/net/ethernet/mellanox/mlxsw/Makefile b/drivers/net/ethernet/mellanox/mlxsw/Makefile
index 891ff418bb5e..9a5a1cc877b6 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/Makefile
+++ b/drivers/net/ethernet/mellanox/mlxsw/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_MLXSW_CORE) += mlxsw_core.o
mlxsw_core-objs := core.o core_acl_flex_keys.o \
core_acl_flex_actions.o
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.c b/drivers/net/ethernet/mellanox/mlxsw/core.c
index 9d5e7cf288be..f3315bc874ad 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/core.c
@@ -96,6 +96,7 @@ struct mlxsw_core {
const struct mlxsw_bus *bus;
void *bus_priv;
const struct mlxsw_bus_info *bus_info;
+ struct workqueue_struct *emad_wq;
struct list_head rx_listener_list;
struct list_head event_listener_list;
struct {
@@ -465,7 +466,7 @@ static void mlxsw_emad_trans_timeout_schedule(struct mlxsw_reg_trans *trans)
{
unsigned long timeout = msecs_to_jiffies(MLXSW_EMAD_TIMEOUT_MS);
- mlxsw_core_schedule_dw(&trans->timeout_dw, timeout);
+ queue_delayed_work(trans->core->emad_wq, &trans->timeout_dw, timeout);
}
static int mlxsw_emad_transmit(struct mlxsw_core *mlxsw_core,
@@ -587,12 +588,18 @@ static const struct mlxsw_listener mlxsw_emad_rx_listener =
static int mlxsw_emad_init(struct mlxsw_core *mlxsw_core)
{
+ struct workqueue_struct *emad_wq;
u64 tid;
int err;
if (!(mlxsw_core->bus->features & MLXSW_BUS_F_TXRX))
return 0;
+ emad_wq = alloc_workqueue("mlxsw_core_emad", WQ_MEM_RECLAIM, 0);
+ if (!emad_wq)
+ return -ENOMEM;
+ mlxsw_core->emad_wq = emad_wq;
+
/* Set the upper 32 bits of the transaction ID field to a random
* number. This allows us to discard EMADs addressed to other
* devices.
@@ -619,6 +626,7 @@ static int mlxsw_emad_init(struct mlxsw_core *mlxsw_core)
err_emad_trap_set:
mlxsw_core_trap_unregister(mlxsw_core, &mlxsw_emad_rx_listener,
mlxsw_core);
+ destroy_workqueue(mlxsw_core->emad_wq);
return err;
}
@@ -631,6 +639,7 @@ static void mlxsw_emad_fini(struct mlxsw_core *mlxsw_core)
mlxsw_core->emad.use_emad = false;
mlxsw_core_trap_unregister(mlxsw_core, &mlxsw_emad_rx_listener,
mlxsw_core);
+ destroy_workqueue(mlxsw_core->emad_wq);
}
static struct sk_buff *mlxsw_emad_alloc(const struct mlxsw_core *mlxsw_core,
diff --git a/drivers/net/ethernet/mellanox/mlxsw/i2c.c b/drivers/net/ethernet/mellanox/mlxsw/i2c.c
index 12c3a4449120..c0dcfa05b077 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/i2c.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/i2c.c
@@ -294,7 +294,7 @@ mlxsw_i2c_write(struct device *dev, size_t in_mbox_size, u8 *in_mbox, int num,
write_tran.len = MLXSW_I2C_ADDR_WIDTH + chunk_size;
mlxsw_i2c_set_slave_addr(tran_buf, off);
memcpy(&tran_buf[MLXSW_I2C_ADDR_BUF_SIZE], in_mbox +
- chunk_size * i, chunk_size);
+ MLXSW_I2C_BLK_MAX * i, chunk_size);
j = 0;
end = jiffies + timeout;
diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h
index cc27c5de5a1d..5acfbe5b8b9d 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/reg.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h
@@ -5827,6 +5827,29 @@ MLXSW_ITEM32(reg, mtmp, mtr, 0x08, 30, 1);
*/
MLXSW_ITEM32(reg, mtmp, max_temperature, 0x08, 0, 16);
+/* reg_mtmp_tee
+ * Temperature Event Enable.
+ * 0 - Do not generate event
+ * 1 - Generate event
+ * 2 - Generate single event
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, mtmp, tee, 0x0C, 30, 2);
+
+#define MLXSW_REG_MTMP_THRESH_HI 0x348 /* 105 Celsius */
+
+/* reg_mtmp_temperature_threshold_hi
+ * High threshold for Temperature Warning Event. In 0.125 Celsius.
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, mtmp, temperature_threshold_hi, 0x0C, 0, 16);
+
+/* reg_mtmp_temperature_threshold_lo
+ * Low threshold for Temperature Warning Event. In 0.125 Celsius.
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, mtmp, temperature_threshold_lo, 0x10, 0, 16);
+
#define MLXSW_REG_MTMP_SENSOR_NAME_SIZE 8
/* reg_mtmp_sensor_name
@@ -5843,6 +5866,8 @@ static inline void mlxsw_reg_mtmp_pack(char *payload, u8 sensor_index,
mlxsw_reg_mtmp_sensor_index_set(payload, sensor_index);
mlxsw_reg_mtmp_mte_set(payload, max_temp_enable);
mlxsw_reg_mtmp_mtr_set(payload, max_temp_reset);
+ mlxsw_reg_mtmp_temperature_threshold_hi_set(payload,
+ MLXSW_REG_MTMP_THRESH_HI);
}
static inline void mlxsw_reg_mtmp_unpack(char *payload, unsigned int *p_temp,
@@ -6401,6 +6426,36 @@ static inline void mlxsw_reg_mgpc_pack(char *payload, u32 counter_index,
mlxsw_reg_mgpc_opcode_set(payload, opcode);
}
+/* TIGCR - Tunneling IPinIP General Configuration Register
+ * -------------------------------------------------------
+ * The TIGCR register is used for setting up the IPinIP Tunnel configuration.
+ */
+#define MLXSW_REG_TIGCR_ID 0xA801
+#define MLXSW_REG_TIGCR_LEN 0x10
+
+MLXSW_REG_DEFINE(tigcr, MLXSW_REG_TIGCR_ID, MLXSW_REG_TIGCR_LEN);
+
+/* reg_tigcr_ipip_ttlc
+ * For IPinIP Tunnel encapsulation: whether to copy the ttl from the packet
+ * header.
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, tigcr, ttlc, 0x04, 8, 1);
+
+/* reg_tigcr_ipip_ttl_uc
+ * The TTL for IPinIP Tunnel encapsulation of unicast packets if
+ * reg_tigcr_ipip_ttlc is unset.
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, tigcr, ttl_uc, 0x04, 0, 8);
+
+static inline void mlxsw_reg_tigcr_pack(char *payload, bool ttlc, u8 ttl_uc)
+{
+ MLXSW_REG_ZERO(tigcr, payload);
+ mlxsw_reg_tigcr_ttlc_set(payload, ttlc);
+ mlxsw_reg_tigcr_ttl_uc_set(payload, ttl_uc);
+}
+
/* SBPR - Shared Buffer Pools Register
* -----------------------------------
* The SBPR configures and retrieves the shared buffer pools and configuration.
@@ -6881,6 +6936,7 @@ static const struct mlxsw_reg_info *mlxsw_reg_infos[] = {
MLXSW_REG(mcc),
MLXSW_REG(mcda),
MLXSW_REG(mgpc),
+ MLXSW_REG(tigcr),
MLXSW_REG(sbpr),
MLXSW_REG(sbcm),
MLXSW_REG(sbpm),
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
index 032089efc1a0..5189022a1c8c 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
@@ -3505,20 +3505,6 @@ static int mlxsw_sp_fib_lpm_tree_link(struct mlxsw_sp *mlxsw_sp,
static void mlxsw_sp_fib_lpm_tree_unlink(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_fib *fib)
{
- struct mlxsw_sp_prefix_usage req_prefix_usage = {{ 0 } };
- struct mlxsw_sp_lpm_tree *lpm_tree;
-
- /* Aggregate prefix lengths across all virtual routers to make
- * sure we only have used prefix lengths in the LPM tree.
- */
- mlxsw_sp_vrs_prefixes(mlxsw_sp, fib->proto, &req_prefix_usage);
- lpm_tree = mlxsw_sp_lpm_tree_get(mlxsw_sp, &req_prefix_usage,
- fib->proto);
- if (IS_ERR(lpm_tree))
- goto err_tree_get;
- mlxsw_sp_vrs_lpm_tree_replace(mlxsw_sp, fib, lpm_tree);
-
-err_tree_get:
if (!mlxsw_sp_prefix_usage_none(&fib->prefix_usage))
return;
mlxsw_sp_vr_lpm_tree_unbind(mlxsw_sp, fib);
@@ -5910,11 +5896,20 @@ static void mlxsw_sp_rifs_fini(struct mlxsw_sp *mlxsw_sp)
kfree(mlxsw_sp->router->rifs);
}
+static int
+mlxsw_sp_ipip_config_tigcr(struct mlxsw_sp *mlxsw_sp)
+{
+ char tigcr_pl[MLXSW_REG_TIGCR_LEN];
+
+ mlxsw_reg_tigcr_pack(tigcr_pl, true, 0);
+ return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(tigcr), tigcr_pl);
+}
+
static int mlxsw_sp_ipips_init(struct mlxsw_sp *mlxsw_sp)
{
mlxsw_sp->router->ipip_ops_arr = mlxsw_sp_ipip_ops_arr;
INIT_LIST_HEAD(&mlxsw_sp->router->ipip_list);
- return 0;
+ return mlxsw_sp_ipip_config_tigcr(mlxsw_sp);
}
static void mlxsw_sp_ipips_fini(struct mlxsw_sp *mlxsw_sp)
diff --git a/drivers/net/ethernet/micrel/Makefile b/drivers/net/ethernet/micrel/Makefile
index c83e4bc50c73..848fc1c5a5dc 100644
--- a/drivers/net/ethernet/micrel/Makefile
+++ b/drivers/net/ethernet/micrel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Micrel network device drivers.
#
diff --git a/drivers/net/ethernet/micrel/ks8695net.h b/drivers/net/ethernet/micrel/ks8695net.h
index 80eff6ea5163..b18fad4ad5fd 100644
--- a/drivers/net/ethernet/micrel/ks8695net.h
+++ b/drivers/net/ethernet/micrel/ks8695net.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Micrel KS8695 (Centaur) Ethernet.
*
diff --git a/drivers/net/ethernet/microchip/enc28j60_hw.h b/drivers/net/ethernet/microchip/enc28j60_hw.h
index 25b41de49f0e..da4ab172527d 100644
--- a/drivers/net/ethernet/microchip/enc28j60_hw.h
+++ b/drivers/net/ethernet/microchip/enc28j60_hw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* enc28j60_hw.h: EDTP FrameThrower style enc28j60 registers
*
diff --git a/drivers/net/ethernet/microchip/encx24j600_hw.h b/drivers/net/ethernet/microchip/encx24j600_hw.h
index 4be73d5553f8..f604a260ede7 100644
--- a/drivers/net/ethernet/microchip/encx24j600_hw.h
+++ b/drivers/net/ethernet/microchip/encx24j600_hw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/**
* encx24j600_hw.h: Register definitions
*
diff --git a/drivers/net/ethernet/myricom/myri10ge/myri10ge_mcp.h b/drivers/net/ethernet/myricom/myri10ge/myri10ge_mcp.h
index b7fc26c4f738..cf73810608a2 100644
--- a/drivers/net/ethernet/myricom/myri10ge/myri10ge_mcp.h
+++ b/drivers/net/ethernet/myricom/myri10ge/myri10ge_mcp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MYRI10GE_MCP_H__
#define __MYRI10GE_MCP_H__
diff --git a/drivers/net/ethernet/myricom/myri10ge/myri10ge_mcp_gen_header.h b/drivers/net/ethernet/myricom/myri10ge/myri10ge_mcp_gen_header.h
index 75ec5e7cf50d..95a0095a4a75 100644
--- a/drivers/net/ethernet/myricom/myri10ge/myri10ge_mcp_gen_header.h
+++ b/drivers/net/ethernet/myricom/myri10ge/myri10ge_mcp_gen_header.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MYRI10GE_MCP_GEN_HEADER_H__
#define __MYRI10GE_MCP_GEN_HEADER_H__
diff --git a/drivers/net/ethernet/natsemi/Makefile b/drivers/net/ethernet/natsemi/Makefile
index 764c532a96d1..cc664977596e 100644
--- a/drivers/net/ethernet/natsemi/Makefile
+++ b/drivers/net/ethernet/natsemi/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the National Semi-conductor Sonic devices.
#
diff --git a/drivers/net/ethernet/natsemi/jazzsonic.c b/drivers/net/ethernet/natsemi/jazzsonic.c
index a6caeb567c0d..d5b28884e21e 100644
--- a/drivers/net/ethernet/natsemi/jazzsonic.c
+++ b/drivers/net/ethernet/natsemi/jazzsonic.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* jazzsonic.c
*
diff --git a/drivers/net/ethernet/natsemi/macsonic.c b/drivers/net/ethernet/natsemi/macsonic.c
index 3ca6ae7caf55..a42433fb6949 100644
--- a/drivers/net/ethernet/natsemi/macsonic.c
+++ b/drivers/net/ethernet/natsemi/macsonic.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* macsonic.c
*
diff --git a/drivers/net/ethernet/natsemi/sonic.h b/drivers/net/ethernet/natsemi/sonic.h
index 7b0a8db57af9..421b1a283fed 100644
--- a/drivers/net/ethernet/natsemi/sonic.h
+++ b/drivers/net/ethernet/natsemi/sonic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Header file for sonic.c
*
diff --git a/drivers/net/ethernet/natsemi/xtsonic.c b/drivers/net/ethernet/natsemi/xtsonic.c
index 9ee0f69a83c0..1817deea98a4 100644
--- a/drivers/net/ethernet/natsemi/xtsonic.c
+++ b/drivers/net/ethernet/natsemi/xtsonic.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* xtsonic.c
*
diff --git a/drivers/net/ethernet/netronome/nfp/Makefile b/drivers/net/ethernet/netronome/nfp/Makefile
index 96e579a15cbe..3cafa3d15082 100644
--- a/drivers/net/ethernet/netronome/nfp/Makefile
+++ b/drivers/net/ethernet/netronome/nfp/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_NFP) += nfp.o
nfp-objs := \
diff --git a/drivers/net/ethernet/netronome/nfp/flower/action.c b/drivers/net/ethernet/netronome/nfp/flower/action.c
index db9750695dc7..8ea9320014ee 100644
--- a/drivers/net/ethernet/netronome/nfp/flower/action.c
+++ b/drivers/net/ethernet/netronome/nfp/flower/action.c
@@ -110,6 +110,8 @@ nfp_fl_output(struct nfp_fl_output *output, const struct tc_action *action,
*/
if (!switchdev_port_same_parent_id(in_dev, out_dev))
return -EOPNOTSUPP;
+ if (!nfp_netdev_is_nfp_repr(out_dev))
+ return -EOPNOTSUPP;
output->port = cpu_to_be32(nfp_repr_get_port_id(out_dev));
if (!output->port)
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
index 1c0187f0af51..e118b5f23996 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
@@ -1180,10 +1180,14 @@ static void *nfp_net_rx_alloc_one(struct nfp_net_dp *dp, dma_addr_t *dma_addr)
{
void *frag;
- if (!dp->xdp_prog)
+ if (!dp->xdp_prog) {
frag = netdev_alloc_frag(dp->fl_bufsz);
- else
- frag = page_address(alloc_page(GFP_KERNEL | __GFP_COLD));
+ } else {
+ struct page *page;
+
+ page = alloc_page(GFP_KERNEL | __GFP_COLD);
+ frag = page ? page_address(page) : NULL;
+ }
if (!frag) {
nn_dp_warn(dp, "Failed to alloc receive page frag\n");
return NULL;
@@ -1203,10 +1207,14 @@ static void *nfp_net_napi_alloc_one(struct nfp_net_dp *dp, dma_addr_t *dma_addr)
{
void *frag;
- if (!dp->xdp_prog)
+ if (!dp->xdp_prog) {
frag = napi_alloc_frag(dp->fl_bufsz);
- else
- frag = page_address(alloc_page(GFP_ATOMIC | __GFP_COLD));
+ } else {
+ struct page *page;
+
+ page = alloc_page(GFP_ATOMIC | __GFP_COLD);
+ frag = page ? page_address(page) : NULL;
+ }
if (!frag) {
nn_dp_warn(dp, "Failed to alloc receive page frag\n");
return NULL;
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c b/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c
index 07969f06df10..dc016dfec64d 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c
@@ -464,7 +464,7 @@ static u64 *nfp_vnic_get_sw_stats(struct net_device *netdev, u64 *data)
do {
start = u64_stats_fetch_begin(&nn->r_vecs[i].rx_sync);
- *data++ = nn->r_vecs[i].rx_pkts;
+ data[0] = nn->r_vecs[i].rx_pkts;
tmp[0] = nn->r_vecs[i].hw_csum_rx_ok;
tmp[1] = nn->r_vecs[i].hw_csum_rx_inner_ok;
tmp[2] = nn->r_vecs[i].hw_csum_rx_error;
@@ -472,14 +472,16 @@ static u64 *nfp_vnic_get_sw_stats(struct net_device *netdev, u64 *data)
do {
start = u64_stats_fetch_begin(&nn->r_vecs[i].tx_sync);
- *data++ = nn->r_vecs[i].tx_pkts;
- *data++ = nn->r_vecs[i].tx_busy;
+ data[1] = nn->r_vecs[i].tx_pkts;
+ data[2] = nn->r_vecs[i].tx_busy;
tmp[3] = nn->r_vecs[i].hw_csum_tx;
tmp[4] = nn->r_vecs[i].hw_csum_tx_inner;
tmp[5] = nn->r_vecs[i].tx_gather;
tmp[6] = nn->r_vecs[i].tx_lso;
} while (u64_stats_fetch_retry(&nn->r_vecs[i].tx_sync, start));
+ data += 3;
+
for (j = 0; j < NN_ET_RVEC_GATHER_STATS; j++)
gathered_stats[j] += tmp[j];
}
diff --git a/drivers/net/ethernet/qlogic/Makefile b/drivers/net/ethernet/qlogic/Makefile
index cee90e05beb8..6cd2e333a5fc 100644
--- a/drivers/net/ethernet/qlogic/Makefile
+++ b/drivers/net/ethernet/qlogic/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the QLogic network device drivers.
#
diff --git a/drivers/net/ethernet/qlogic/qed/Makefile b/drivers/net/ethernet/qlogic/qed/Makefile
index 82dd47068e18..82a0b90185df 100644
--- a/drivers/net/ethernet/qlogic/qed/Makefile
+++ b/drivers/net/ethernet/qlogic/qed/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_QED) := qed.o
qed-y := qed_cxt.o qed_dev.o qed_hw.o qed_init_fw_funcs.o qed_init_ops.o \
diff --git a/drivers/net/ethernet/qlogic/qed/qed_selftest.h b/drivers/net/ethernet/qlogic/qed/qed_selftest.h
index 739ddb730967..ad00d082fec8 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_selftest.h
+++ b/drivers/net/ethernet/qlogic/qed/qed_selftest.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _QED_SELFTEST_API_H
#define _QED_SELFTEST_API_H
#include <linux/types.h>
diff --git a/drivers/net/ethernet/qlogic/qlcnic/Makefile b/drivers/net/ethernet/qlogic/qlcnic/Makefile
index 3c2c2c7c1559..dbaeab344667 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/Makefile
+++ b/drivers/net/ethernet/qlogic/qlcnic/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for Qlogic 1G/10G Ethernet Driver for CNA devices
#
diff --git a/drivers/net/ethernet/qlogic/qlge/qlge_dbg.c b/drivers/net/ethernet/qlogic/qlge/qlge_dbg.c
index fe2599b83d09..31389ab8bdf7 100644
--- a/drivers/net/ethernet/qlogic/qlge/qlge_dbg.c
+++ b/drivers/net/ethernet/qlogic/qlge/qlge_dbg.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/slab.h>
diff --git a/drivers/net/ethernet/qlogic/qlge/qlge_ethtool.c b/drivers/net/ethernet/qlogic/qlge/qlge_ethtool.c
index 31f40148fa5c..5edbd532127d 100644
--- a/drivers/net/ethernet/qlogic/qlge/qlge_ethtool.c
+++ b/drivers/net/ethernet/qlogic/qlge/qlge_ethtool.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/module.h>
diff --git a/drivers/net/ethernet/qlogic/qlge/qlge_mpi.c b/drivers/net/ethernet/qlogic/qlge/qlge_mpi.c
index 7ad146080c36..384c8bc874f3 100644
--- a/drivers/net/ethernet/qlogic/qlge/qlge_mpi.c
+++ b/drivers/net/ethernet/qlogic/qlge/qlge_mpi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "qlge.h"
int ql_unpause_mpi_risc(struct ql_adapter *qdev)
diff --git a/drivers/net/ethernet/qualcomm/Makefile b/drivers/net/ethernet/qualcomm/Makefile
index 1847350f48a7..9250976dd884 100644
--- a/drivers/net/ethernet/qualcomm/Makefile
+++ b/drivers/net/ethernet/qualcomm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Qualcomm network device drivers.
#
diff --git a/drivers/net/ethernet/realtek/atp.h b/drivers/net/ethernet/realtek/atp.h
index 32497f0e537c..63f0d2d0e87b 100644
--- a/drivers/net/ethernet/realtek/atp.h
+++ b/drivers/net/ethernet/realtek/atp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Linux header file for the ATP pocket ethernet adapter. */
/* v1.09 8/9/2000 becker@scyld.com. */
diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c
index e03fcf914690..a3c949ea7d1a 100644
--- a/drivers/net/ethernet/realtek/r8169.c
+++ b/drivers/net/ethernet/realtek/r8169.c
@@ -8491,8 +8491,6 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
rtl8168_driver_start(tp);
}
- device_set_wakeup_enable(&pdev->dev, tp->features & RTL_FEATURE_WOL);
-
if (pci_dev_run_wake(pdev))
pm_runtime_put_noidle(&pdev->dev);
diff --git a/drivers/net/ethernet/seeq/sgiseeq.h b/drivers/net/ethernet/seeq/sgiseeq.h
index 2211e2987a8d..2f65c55608df 100644
--- a/drivers/net/ethernet/seeq/sgiseeq.h
+++ b/drivers/net/ethernet/seeq/sgiseeq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* sgiseeq.h: Defines for the Seeq8003 ethernet controller.
*
diff --git a/drivers/net/ethernet/sfc/Makefile b/drivers/net/ethernet/sfc/Makefile
index 520cfcc17785..3bac58d0f88b 100644
--- a/drivers/net/ethernet/sfc/Makefile
+++ b/drivers/net/ethernet/sfc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
sfc-y += efx.o nic.o farch.o siena.o ef10.o tx.o rx.o \
selftest.o ethtool.o ptp.o tx_tso.o \
mcdi.o mcdi_port.o mcdi_mon.o
diff --git a/drivers/net/ethernet/sfc/falcon/Makefile b/drivers/net/ethernet/sfc/falcon/Makefile
index aa1b45979ca4..39448e5b7f1e 100644
--- a/drivers/net/ethernet/sfc/falcon/Makefile
+++ b/drivers/net/ethernet/sfc/falcon/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
sfc-falcon-y += efx.o nic.o farch.o falcon.o tx.o rx.o selftest.o \
ethtool.o qt202x_phy.o mdio_10g.o tenxpress.o \
txc43128_phy.o falcon_boards.o
diff --git a/drivers/net/ethernet/sis/sis900.h b/drivers/net/ethernet/sis/sis900.h
index f0da3dc52c01..66e4bf38770f 100644
--- a/drivers/net/ethernet/sis/sis900.h
+++ b/drivers/net/ethernet/sis/sis900.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* sis900.h Definitions for SiS ethernet controllers including 7014/7016 and 900
* Copyright 1999 Silicon Integrated System Corporation
* References:
diff --git a/drivers/net/ethernet/smsc/Makefile b/drivers/net/ethernet/smsc/Makefile
index f3438dec9d90..4105912b1629 100644
--- a/drivers/net/ethernet/smsc/Makefile
+++ b/drivers/net/ethernet/smsc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the SMSC network device drivers.
#
diff --git a/drivers/net/ethernet/stmicro/stmmac/Makefile b/drivers/net/ethernet/stmicro/stmmac/Makefile
index 238307fadcdb..ff3f83b86d10 100644
--- a/drivers/net/ethernet/stmicro/stmmac/Makefile
+++ b/drivers/net/ethernet/stmicro/stmmac/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_STMMAC_ETH) += stmmac.o
stmmac-objs:= stmmac_main.o stmmac_ethtool.o stmmac_mdio.o ring_mode.o \
chain_mode.o dwmac_lib.o dwmac1000_core.o dwmac1000_dma.o \
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-dwc-qos-eth.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-dwc-qos-eth.c
index 5efef8001edf..3256e5cbad27 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-dwc-qos-eth.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-dwc-qos-eth.c
@@ -74,7 +74,7 @@ static int dwc_eth_dwmac_config_dt(struct platform_device *pdev,
plat_dat->axi->axi_wr_osr_lmt--;
}
- if (of_property_read_u32(np, "read,read-requests",
+ if (of_property_read_u32(np, "snps,read-requests",
&plat_dat->axi->axi_rd_osr_lmt)) {
/**
* Since the register has a reset value of 1, if property
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c
index e0ef02f9503b..4b286e27c4ca 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c
@@ -275,7 +275,7 @@ static int dwmac4_wrback_get_rx_timestamp_status(void *desc, u32 ats)
goto exit;
i++;
- } while ((ret == 1) || (i < 10));
+ } while ((ret == 1) && (i < 10));
if (i == 10)
ret = -EBUSY;
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c b/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c
index 67af0bdd7f10..7516ca210855 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c
@@ -34,7 +34,7 @@ int dwmac_dma_reset(void __iomem *ioaddr)
err = readl_poll_timeout(ioaddr + DMA_BUS_MODE, value,
!(value & DMA_BUS_MODE_SFT_RESET),
- 100000, 10000);
+ 10000, 100000);
if (err)
return -EBUSY;
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 1763e48c84e2..16bd50929084 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -473,19 +473,18 @@ static void stmmac_get_rx_hwtstamp(struct stmmac_priv *priv, struct dma_desc *p,
struct dma_desc *np, struct sk_buff *skb)
{
struct skb_shared_hwtstamps *shhwtstamp = NULL;
+ struct dma_desc *desc = p;
u64 ns;
if (!priv->hwts_rx_en)
return;
+ /* For GMAC4, the valid timestamp is from CTX next desc. */
+ if (priv->plat->has_gmac4)
+ desc = np;
/* Check if timestamp is available */
- if (priv->hw->desc->get_rx_timestamp_status(p, priv->adv_ts)) {
- /* For GMAC4, the valid timestamp is from CTX next desc. */
- if (priv->plat->has_gmac4)
- ns = priv->hw->desc->get_timestamp(np, priv->adv_ts);
- else
- ns = priv->hw->desc->get_timestamp(p, priv->adv_ts);
-
+ if (priv->hw->desc->get_rx_timestamp_status(desc, priv->adv_ts)) {
+ ns = priv->hw->desc->get_timestamp(desc, priv->adv_ts);
netdev_dbg(priv->dev, "get valid RX hw timestamp %llu\n", ns);
shhwtstamp = skb_hwtstamps(skb);
memset(shhwtstamp, 0, sizeof(struct skb_shared_hwtstamps));
@@ -1800,12 +1799,13 @@ static void stmmac_tx_clean(struct stmmac_priv *priv, u32 queue)
{
struct stmmac_tx_queue *tx_q = &priv->tx_queue[queue];
unsigned int bytes_compl = 0, pkts_compl = 0;
- unsigned int entry = tx_q->dirty_tx;
+ unsigned int entry;
netif_tx_lock(priv->dev);
priv->xstats.tx_clean++;
+ entry = tx_q->dirty_tx;
while (entry != tx_q->cur_tx) {
struct sk_buff *skb = tx_q->tx_skbuff[entry];
struct dma_desc *p;
@@ -3333,6 +3333,7 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit, u32 queue)
* them in stmmac_rx_refill() function so that
* device can reuse it.
*/
+ dev_kfree_skb_any(rx_q->rx_skbuff[entry]);
rx_q->rx_skbuff[entry] = NULL;
dma_unmap_single(priv->device,
rx_q->rx_skbuff_dma[entry],
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
index 8a280b48e3a9..195eb7e71473 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
@@ -150,6 +150,13 @@ static void stmmac_mtl_setup(struct platform_device *pdev,
plat->rx_queues_to_use = 1;
plat->tx_queues_to_use = 1;
+ /* First Queue must always be in DCB mode. As MTL_QUEUE_DCB = 1 we need
+ * to always set this, otherwise Queue will be classified as AVB
+ * (because MTL_QUEUE_AVB = 0).
+ */
+ plat->rx_queues_cfg[0].mode_to_use = MTL_QUEUE_DCB;
+ plat->tx_queues_cfg[0].mode_to_use = MTL_QUEUE_DCB;
+
rx_node = of_parse_phandle(pdev->dev.of_node, "snps,mtl-rx-config", 0);
if (!rx_node)
return;
@@ -161,8 +168,8 @@ static void stmmac_mtl_setup(struct platform_device *pdev,
}
/* Processing RX queues common config */
- if (of_property_read_u8(rx_node, "snps,rx-queues-to-use",
- &plat->rx_queues_to_use))
+ if (of_property_read_u32(rx_node, "snps,rx-queues-to-use",
+ &plat->rx_queues_to_use))
plat->rx_queues_to_use = 1;
if (of_property_read_bool(rx_node, "snps,rx-sched-sp"))
@@ -184,8 +191,8 @@ static void stmmac_mtl_setup(struct platform_device *pdev,
else
plat->rx_queues_cfg[queue].mode_to_use = MTL_QUEUE_DCB;
- if (of_property_read_u8(q_node, "snps,map-to-dma-channel",
- &plat->rx_queues_cfg[queue].chan))
+ if (of_property_read_u32(q_node, "snps,map-to-dma-channel",
+ &plat->rx_queues_cfg[queue].chan))
plat->rx_queues_cfg[queue].chan = queue;
/* TODO: Dynamic mapping to be included in the future */
@@ -215,8 +222,8 @@ static void stmmac_mtl_setup(struct platform_device *pdev,
}
/* Processing TX queues common config */
- if (of_property_read_u8(tx_node, "snps,tx-queues-to-use",
- &plat->tx_queues_to_use))
+ if (of_property_read_u32(tx_node, "snps,tx-queues-to-use",
+ &plat->tx_queues_to_use))
plat->tx_queues_to_use = 1;
if (of_property_read_bool(tx_node, "snps,tx-sched-wrr"))
@@ -237,8 +244,8 @@ static void stmmac_mtl_setup(struct platform_device *pdev,
if (queue >= plat->tx_queues_to_use)
break;
- if (of_property_read_u8(q_node, "snps,weight",
- &plat->tx_queues_cfg[queue].weight))
+ if (of_property_read_u32(q_node, "snps,weight",
+ &plat->tx_queues_cfg[queue].weight))
plat->tx_queues_cfg[queue].weight = 0x10 + queue;
if (of_property_read_bool(q_node, "snps,dcb-algorithm")) {
diff --git a/drivers/net/ethernet/sun/Makefile b/drivers/net/ethernet/sun/Makefile
index 37855438b3cb..9a5249dee56e 100644
--- a/drivers/net/ethernet/sun/Makefile
+++ b/drivers/net/ethernet/sun/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Sun network device drivers.
#
diff --git a/drivers/net/ethernet/sun/niu.h b/drivers/net/ethernet/sun/niu.h
index 51e177e1860d..04c215f91fc0 100644
--- a/drivers/net/ethernet/sun/niu.h
+++ b/drivers/net/ethernet/sun/niu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* niu.h: Definitions for Neptune ethernet driver.
*
* Copyright (C) 2007 David S. Miller (davem@davemloft.net)
diff --git a/drivers/net/ethernet/sun/sunbmac.h b/drivers/net/ethernet/sun/sunbmac.h
index ee56930475a8..d379bd407eca 100644
--- a/drivers/net/ethernet/sun/sunbmac.h
+++ b/drivers/net/ethernet/sun/sunbmac.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: sunbmac.h,v 1.7 2000/07/11 22:35:22 davem Exp $
* sunbmac.h: Defines for the Sun "Big MAC" 100baseT ethernet cards.
*
diff --git a/drivers/net/ethernet/sun/sungem.h b/drivers/net/ethernet/sun/sungem.h
index 835ce1b3cb9f..626302a9bc89 100644
--- a/drivers/net/ethernet/sun/sungem.h
+++ b/drivers/net/ethernet/sun/sungem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: sungem.h,v 1.10.2.4 2002/03/11 08:54:48 davem Exp $
* sungem.h: Definitions for Sun GEM ethernet driver.
*
diff --git a/drivers/net/ethernet/sun/sunhme.h b/drivers/net/ethernet/sun/sunhme.h
index fca1bca7f69d..9118c60c9426 100644
--- a/drivers/net/ethernet/sun/sunhme.h
+++ b/drivers/net/ethernet/sun/sunhme.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: sunhme.h,v 1.33 2001/08/03 06:23:04 davem Exp $
* sunhme.h: Definitions for Sparc HME/BigMac 10/100baseT ethernet driver.
* Also known as the "Happy Meal".
diff --git a/drivers/net/ethernet/sun/sunqe.h b/drivers/net/ethernet/sun/sunqe.h
index ae190b77431b..0daed05b7c83 100644
--- a/drivers/net/ethernet/sun/sunqe.h
+++ b/drivers/net/ethernet/sun/sunqe.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: sunqe.h,v 1.13 2000/02/09 11:15:42 davem Exp $
* sunqe.h: Definitions for the Sun QuadEthernet driver.
*
diff --git a/drivers/net/ethernet/sun/sunvnet_common.h b/drivers/net/ethernet/sun/sunvnet_common.h
index b20d6fa7ef25..6a4dd1fb19bf 100644
--- a/drivers/net/ethernet/sun/sunvnet_common.h
+++ b/drivers/net/ethernet/sun/sunvnet_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SUNVNETCOMMON_H
#define _SUNVNETCOMMON_H
diff --git a/drivers/net/ethernet/synopsys/Makefile b/drivers/net/ethernet/synopsys/Makefile
index 0ad01916f11e..7a46393abf26 100644
--- a/drivers/net/ethernet/synopsys/Makefile
+++ b/drivers/net/ethernet/synopsys/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Synopsys network device drivers.
#
diff --git a/drivers/net/ethernet/ti/Makefile b/drivers/net/ethernet/ti/Makefile
index 10e6b0ce51ba..0be551de821c 100644
--- a/drivers/net/ethernet/ti/Makefile
+++ b/drivers/net/ethernet/ti/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the TI network device drivers.
#
diff --git a/drivers/net/ethernet/tile/Makefile b/drivers/net/ethernet/tile/Makefile
index 0ef9eefd3211..3d0ae1f07fc9 100644
--- a/drivers/net/ethernet/tile/Makefile
+++ b/drivers/net/ethernet/tile/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the TILE on-chip networking support.
#
diff --git a/drivers/net/ethernet/toshiba/Makefile b/drivers/net/ethernet/toshiba/Makefile
index a5069008435b..f434fd0f429e 100644
--- a/drivers/net/ethernet/toshiba/Makefile
+++ b/drivers/net/ethernet/toshiba/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Toshiba network device drivers.
#
diff --git a/drivers/net/ethernet/xilinx/Makefile b/drivers/net/ethernet/xilinx/Makefile
index 214205e975e3..7d7dc1771423 100644
--- a/drivers/net/ethernet/xilinx/Makefile
+++ b/drivers/net/ethernet/xilinx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Xilink network device drivers.
#
diff --git a/drivers/net/ethernet/xilinx/ll_temac.h b/drivers/net/ethernet/xilinx/ll_temac.h
index 7d06e3e1abac..107575225383 100644
--- a/drivers/net/ethernet/xilinx/ll_temac.h
+++ b/drivers/net/ethernet/xilinx/ll_temac.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef XILINX_LL_TEMAC_H
#define XILINX_LL_TEMAC_H
diff --git a/drivers/net/ethernet/xilinx/ll_temac_mdio.c b/drivers/net/ethernet/xilinx/ll_temac_mdio.c
index 7714aff78b7d..f5e83ac6f7e2 100644
--- a/drivers/net/ethernet/xilinx/ll_temac_mdio.c
+++ b/drivers/net/ethernet/xilinx/ll_temac_mdio.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* MDIO bus driver for the Xilinx TEMAC device
*
diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet.h b/drivers/net/ethernet/xilinx/xilinx_axienet.h
index 5ef626331f85..c337400485da 100644
--- a/drivers/net/ethernet/xilinx/xilinx_axienet.h
+++ b/drivers/net/ethernet/xilinx/xilinx_axienet.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Definitions for Xilinx Axi Ethernet device driver.
*
diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c b/drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c
index 63307ea97846..16c3bfbe1992 100644
--- a/drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c
+++ b/drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* MDIO bus driver for the Xilinx Axi Ethernet device
*
diff --git a/drivers/net/fddi/skfp/Makefile b/drivers/net/fddi/skfp/Makefile
index a957a1c7e5ba..875eac8a76f3 100644
--- a/drivers/net/fddi/skfp/Makefile
+++ b/drivers/net/fddi/skfp/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the SysKonnect FDDI PCI adapter driver
#
diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
index f6404074b7b0..ed51018a813e 100644
--- a/drivers/net/geneve.c
+++ b/drivers/net/geneve.c
@@ -113,13 +113,7 @@ static void tunnel_id_to_vni(__be64 tun_id, __u8 *vni)
static bool eq_tun_id_and_vni(u8 *tun_id, u8 *vni)
{
-#ifdef __BIG_ENDIAN
- return (vni[0] == tun_id[2]) &&
- (vni[1] == tun_id[1]) &&
- (vni[2] == tun_id[0]);
-#else
return !memcmp(vni, &tun_id[5], 3);
-#endif
}
static sa_family_t geneve_get_sk_family(struct geneve_sock *gs)
diff --git a/drivers/net/hamradio/Makefile b/drivers/net/hamradio/Makefile
index 104096070026..7a1518d763e3 100644
--- a/drivers/net/hamradio/Makefile
+++ b/drivers/net/hamradio/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux AX.25 and HFMODEM device drivers.
#
diff --git a/drivers/net/hamradio/z8530.h b/drivers/net/hamradio/z8530.h
index 8bef548572aa..1655901d713b 100644
--- a/drivers/net/hamradio/z8530.h
+++ b/drivers/net/hamradio/z8530.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* 8530 Serial Communications Controller Register definitions */
#define FLAG 0x7e
diff --git a/drivers/net/hippi/rrunner.h b/drivers/net/hippi/rrunner.h
index 28169043ae49..87533784604f 100644
--- a/drivers/net/hippi/rrunner.h
+++ b/drivers/net/hippi/rrunner.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _RRUNNER_H_
#define _RRUNNER_H_
diff --git a/drivers/net/ieee802154/Makefile b/drivers/net/ieee802154/Makefile
index 8374bb44a145..bea1de5e726c 100644
--- a/drivers/net/ieee802154/Makefile
+++ b/drivers/net/ieee802154/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_IEEE802154_FAKELB) += fakelb.o
obj-$(CONFIG_IEEE802154_AT86RF230) += at86rf230.o
obj-$(CONFIG_IEEE802154_MRF24J40) += mrf24j40.o
diff --git a/drivers/net/ipvlan/ipvtap.c b/drivers/net/ipvlan/ipvtap.c
index 5dea2063dbc8..0bcc07f346c3 100644
--- a/drivers/net/ipvlan/ipvtap.c
+++ b/drivers/net/ipvlan/ipvtap.c
@@ -197,8 +197,8 @@ static int ipvtap_init(void)
{
int err;
- err = tap_create_cdev(&ipvtap_cdev, &ipvtap_major, "ipvtap");
-
+ err = tap_create_cdev(&ipvtap_cdev, &ipvtap_major, "ipvtap",
+ THIS_MODULE);
if (err)
goto out1;
diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c
index 98e4deaa3a6a..5ab1b8849c30 100644
--- a/drivers/net/macsec.c
+++ b/drivers/net/macsec.c
@@ -742,6 +742,7 @@ static struct sk_buff *macsec_encrypt(struct sk_buff *skb,
sg_init_table(sg, ret);
ret = skb_to_sgvec(skb, sg, 0, skb->len);
if (unlikely(ret < 0)) {
+ aead_request_free(req);
macsec_txsa_put(tx_sa);
kfree_skb(skb);
return ERR_PTR(ret);
@@ -954,6 +955,7 @@ static struct sk_buff *macsec_decrypt(struct sk_buff *skb,
sg_init_table(sg, ret);
ret = skb_to_sgvec(skb, sg, 0, skb->len);
if (unlikely(ret < 0)) {
+ aead_request_free(req);
kfree_skb(skb);
return ERR_PTR(ret);
}
diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c
index c2d0ea2fb019..cba5cb3b849a 100644
--- a/drivers/net/macvtap.c
+++ b/drivers/net/macvtap.c
@@ -204,8 +204,8 @@ static int macvtap_init(void)
{
int err;
- err = tap_create_cdev(&macvtap_cdev, &macvtap_major, "macvtap");
-
+ err = tap_create_cdev(&macvtap_cdev, &macvtap_major, "macvtap",
+ THIS_MODULE);
if (err)
goto out1;
diff --git a/drivers/net/phy/Makefile b/drivers/net/phy/Makefile
index 416df92fbf4f..00f097e18c68 100644
--- a/drivers/net/phy/Makefile
+++ b/drivers/net/phy/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for Linux PHY drivers and MDIO bus drivers
libphy-y := phy.o phy-c45.o phy-core.o phy_device.o
diff --git a/drivers/net/phy/dp83640_reg.h b/drivers/net/phy/dp83640_reg.h
index e7fe41117003..21aa24c741b9 100644
--- a/drivers/net/phy/dp83640_reg.h
+++ b/drivers/net/phy/dp83640_reg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* dp83640_reg.h
* Generated by regen.tcl on Thu Feb 17 10:02:48 AM CET 2011
*/
diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c
index 15cbcdba618a..4d02b27df044 100644
--- a/drivers/net/phy/marvell.c
+++ b/drivers/net/phy/marvell.c
@@ -681,9 +681,11 @@ static int m88e1116r_config_init(struct phy_device *phydev)
if (err < 0)
return err;
- err = m88e1121_config_aneg_rgmii_delays(phydev);
- if (err < 0)
- return err;
+ if (phy_interface_is_rgmii(phydev)) {
+ err = m88e1121_config_aneg_rgmii_delays(phydev);
+ if (err < 0)
+ return err;
+ }
err = genphy_soft_reset(phydev);
if (err < 0)
diff --git a/drivers/net/phy/mdio-boardinfo.h b/drivers/net/phy/mdio-boardinfo.h
index 3a7f143904e8..773bb51399be 100644
--- a/drivers/net/phy/mdio-boardinfo.h
+++ b/drivers/net/phy/mdio-boardinfo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* mdio-boardinfo.h - board info interface internal to the mdio_bus
* component
diff --git a/drivers/net/phy/swphy.h b/drivers/net/phy/swphy.h
index 2f09ac324e18..3668ab8c901a 100644
--- a/drivers/net/phy/swphy.h
+++ b/drivers/net/phy/swphy.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef SWPHY_H
#define SWPHY_H
diff --git a/drivers/net/ppp/Makefile b/drivers/net/ppp/Makefile
index a6b6297b0066..16c457d6b324 100644
--- a/drivers/net/ppp/Makefile
+++ b/drivers/net/ppp/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux PPP network device drivers.
#
diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c
index c3f77e3b7819..e365866600ba 100644
--- a/drivers/net/ppp/ppp_generic.c
+++ b/drivers/net/ppp/ppp_generic.c
@@ -1339,7 +1339,17 @@ ppp_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats64)
static int ppp_dev_init(struct net_device *dev)
{
+ struct ppp *ppp;
+
netdev_lockdep_set_classes(dev);
+
+ ppp = netdev_priv(dev);
+ /* Let the netdevice take a reference on the ppp file. This ensures
+ * that ppp_destroy_interface() won't run before the device gets
+ * unregistered.
+ */
+ atomic_inc(&ppp->file.refcnt);
+
return 0;
}
@@ -1362,6 +1372,15 @@ static void ppp_dev_uninit(struct net_device *dev)
wake_up_interruptible(&ppp->file.rwait);
}
+static void ppp_dev_priv_destructor(struct net_device *dev)
+{
+ struct ppp *ppp;
+
+ ppp = netdev_priv(dev);
+ if (atomic_dec_and_test(&ppp->file.refcnt))
+ ppp_destroy_interface(ppp);
+}
+
static const struct net_device_ops ppp_netdev_ops = {
.ndo_init = ppp_dev_init,
.ndo_uninit = ppp_dev_uninit,
@@ -1387,6 +1406,7 @@ static void ppp_setup(struct net_device *dev)
dev->tx_queue_len = 3;
dev->type = ARPHRD_PPP;
dev->flags = IFF_POINTOPOINT | IFF_NOARP | IFF_MULTICAST;
+ dev->priv_destructor = ppp_dev_priv_destructor;
netif_keep_dst(dev);
}
diff --git a/drivers/net/ppp/ppp_mppe.h b/drivers/net/ppp/ppp_mppe.h
index 7a14e058c668..677b3b3f7425 100644
--- a/drivers/net/ppp/ppp_mppe.h
+++ b/drivers/net/ppp/ppp_mppe.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define MPPE_PAD 4 /* MPPE growth per frame */
#define MPPE_MAX_KEY_LEN 16 /* largest key length (128-bit) */
diff --git a/drivers/net/slip/slip.h b/drivers/net/slip/slip.h
index cf32aadf508f..c420e5948522 100644
--- a/drivers/net/slip/slip.h
+++ b/drivers/net/slip/slip.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* slip.h Define the SLIP device driver interface and constants.
*
diff --git a/drivers/net/tap.c b/drivers/net/tap.c
index 21b71ae947fd..6c0c84c33e1f 100644
--- a/drivers/net/tap.c
+++ b/drivers/net/tap.c
@@ -517,6 +517,10 @@ static int tap_open(struct inode *inode, struct file *file)
&tap_proto, 0);
if (!q)
goto err;
+ if (skb_array_init(&q->skb_array, tap->dev->tx_queue_len, GFP_KERNEL)) {
+ sk_free(&q->sk);
+ goto err;
+ }
RCU_INIT_POINTER(q->sock.wq, &q->wq);
init_waitqueue_head(&q->wq.wait);
@@ -540,22 +544,18 @@ static int tap_open(struct inode *inode, struct file *file)
if ((tap->dev->features & NETIF_F_HIGHDMA) && (tap->dev->features & NETIF_F_SG))
sock_set_flag(&q->sk, SOCK_ZEROCOPY);
- err = -ENOMEM;
- if (skb_array_init(&q->skb_array, tap->dev->tx_queue_len, GFP_KERNEL))
- goto err_array;
-
err = tap_set_queue(tap, file, q);
- if (err)
- goto err_queue;
+ if (err) {
+ /* tap_sock_destruct() will take care of freeing skb_array */
+ goto err_put;
+ }
dev_put(tap->dev);
rtnl_unlock();
return err;
-err_queue:
- skb_array_cleanup(&q->skb_array);
-err_array:
+err_put:
sock_put(&q->sk);
err:
if (tap)
@@ -1032,6 +1032,8 @@ static long tap_ioctl(struct file *file, unsigned int cmd,
case TUNSETSNDBUF:
if (get_user(s, sp))
return -EFAULT;
+ if (s <= 0)
+ return -EINVAL;
q->sk.sk_sndbuf = s;
return 0;
@@ -1249,8 +1251,8 @@ static int tap_list_add(dev_t major, const char *device_name)
return 0;
}
-int tap_create_cdev(struct cdev *tap_cdev,
- dev_t *tap_major, const char *device_name)
+int tap_create_cdev(struct cdev *tap_cdev, dev_t *tap_major,
+ const char *device_name, struct module *module)
{
int err;
@@ -1259,6 +1261,7 @@ int tap_create_cdev(struct cdev *tap_cdev,
goto out1;
cdev_init(tap_cdev, &tap_fops);
+ tap_cdev->owner = module;
err = cdev_add(tap_cdev, *tap_major, TAP_NUM_DEVS);
if (err)
goto out2;
diff --git a/drivers/net/team/Makefile b/drivers/net/team/Makefile
index c57e85889751..f582d81a5091 100644
--- a/drivers/net/team/Makefile
+++ b/drivers/net/team/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the network team driver
#
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index 5ce580f413b9..42bb820a56c9 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -1286,6 +1286,7 @@ static struct sk_buff *tun_build_skb(struct tun_struct *tun,
buflen += SKB_DATA_ALIGN(len + pad);
rcu_read_unlock();
+ alloc_frag->offset = ALIGN((u64)alloc_frag->offset, SMP_CACHE_BYTES);
if (unlikely(!skb_page_frag_refill(buflen, alloc_frag, GFP_KERNEL)))
return ERR_PTR(-ENOMEM);
@@ -2027,6 +2028,9 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr)
if (!dev)
return -ENOMEM;
+ err = dev_get_valid_name(net, dev, name);
+ if (err < 0)
+ goto err_free_dev;
dev_net_set(dev, net);
dev->rtnl_link_ops = &tun_link_ops;
@@ -2425,6 +2429,10 @@ static long __tun_chr_ioctl(struct file *file, unsigned int cmd,
ret = -EFAULT;
break;
}
+ if (sndbuf <= 0) {
+ ret = -EINVAL;
+ break;
+ }
tun->sndbuf = sndbuf;
tun_set_sndbuf(tun);
diff --git a/drivers/net/usb/Makefile b/drivers/net/usb/Makefile
index 37fb46aee341..27307a4ab003 100644
--- a/drivers/net/usb/Makefile
+++ b/drivers/net/usb/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for USB Network drivers
#
diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c
index 29c7e2ec0dcb..3e7a3ac3a362 100644
--- a/drivers/net/usb/cdc_ether.c
+++ b/drivers/net/usb/cdc_ether.c
@@ -560,6 +560,8 @@ static const struct driver_info wwan_info = {
#define NVIDIA_VENDOR_ID 0x0955
#define HP_VENDOR_ID 0x03f0
#define MICROSOFT_VENDOR_ID 0x045e
+#define UBLOX_VENDOR_ID 0x1546
+#define TPLINK_VENDOR_ID 0x2357
static const struct usb_device_id products[] = {
/* BLACKLIST !!
@@ -812,6 +814,13 @@ static const struct usb_device_id products[] = {
.driver_info = 0,
},
+ /* TP-LINK UE300 USB 3.0 Ethernet Adapters (based on Realtek RTL8153) */
+{
+ USB_DEVICE_AND_INTERFACE_INFO(TPLINK_VENDOR_ID, 0x0601, USB_CLASS_COMM,
+ USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE),
+ .driver_info = 0,
+},
+
/* WHITELIST!!!
*
* CDC Ether uses two interfaces, not necessarily consecutive.
@@ -863,12 +872,30 @@ static const struct usb_device_id products[] = {
USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE),
.driver_info = (kernel_ulong_t)&wwan_info,
}, {
+ /* Huawei ME906 and ME909 */
+ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0x15c1, USB_CLASS_COMM,
+ USB_CDC_SUBCLASS_ETHERNET,
+ USB_CDC_PROTO_NONE),
+ .driver_info = (unsigned long)&wwan_info,
+}, {
/* ZTE modules */
USB_VENDOR_AND_INTERFACE_INFO(ZTE_VENDOR_ID, USB_CLASS_COMM,
USB_CDC_SUBCLASS_ETHERNET,
USB_CDC_PROTO_NONE),
.driver_info = (unsigned long)&zte_cdc_info,
}, {
+ /* U-blox TOBY-L2 */
+ USB_DEVICE_AND_INTERFACE_INFO(UBLOX_VENDOR_ID, 0x1143, USB_CLASS_COMM,
+ USB_CDC_SUBCLASS_ETHERNET,
+ USB_CDC_PROTO_NONE),
+ .driver_info = (unsigned long)&wwan_info,
+}, {
+ /* U-blox SARA-U2 */
+ USB_DEVICE_AND_INTERFACE_INFO(UBLOX_VENDOR_ID, 0x1104, USB_CLASS_COMM,
+ USB_CDC_SUBCLASS_ETHERNET,
+ USB_CDC_PROTO_NONE),
+ .driver_info = (unsigned long)&wwan_info,
+}, {
USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_ETHERNET,
USB_CDC_PROTO_NONE),
.driver_info = (unsigned long) &cdc_info,
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 941ece08ba78..d51d9abf7986 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -615,6 +615,7 @@ enum rtl8152_flags {
#define VENDOR_ID_LENOVO 0x17ef
#define VENDOR_ID_LINKSYS 0x13b1
#define VENDOR_ID_NVIDIA 0x0955
+#define VENDOR_ID_TPLINK 0x2357
#define MCU_TYPE_PLA 0x0100
#define MCU_TYPE_USB 0x0000
@@ -5319,6 +5320,7 @@ static const struct usb_device_id rtl8152_table[] = {
{REALTEK_USB_DEVICE(VENDOR_ID_LENOVO, 0x7214)},
{REALTEK_USB_DEVICE(VENDOR_ID_LINKSYS, 0x0041)},
{REALTEK_USB_DEVICE(VENDOR_ID_NVIDIA, 0x09ff)},
+ {REALTEK_USB_DEVICE(VENDOR_ID_TPLINK, 0x0601)},
{}
};
diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c
index 9b243e6f3008..7dc3bcac3506 100644
--- a/drivers/net/vrf.c
+++ b/drivers/net/vrf.c
@@ -1165,7 +1165,7 @@ static int vrf_fib_rule(const struct net_device *dev, __u8 family, bool add_it)
frh->family = family;
frh->action = FR_ACT_TO_TBL;
- if (nla_put_u32(skb, FRA_L3MDEV, 1))
+ if (nla_put_u8(skb, FRA_L3MDEV, 1))
goto nla_put_failure;
if (nla_put_u32(skb, FRA_PRIORITY, FIB_RULE_PREF))
diff --git a/drivers/net/wan/Makefile b/drivers/net/wan/Makefile
index 73c2326603fc..9532e69fda87 100644
--- a/drivers/net/wan/Makefile
+++ b/drivers/net/wan/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux network (wan) device drivers.
#
diff --git a/drivers/net/wan/hd64570.h b/drivers/net/wan/hd64570.h
index 10963e8f4b39..24529996c872 100644
--- a/drivers/net/wan/hd64570.h
+++ b/drivers/net/wan/hd64570.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __HD64570_H
#define __HD64570_H
diff --git a/drivers/net/wan/lapbether.c b/drivers/net/wan/lapbether.c
index 63f749078a1f..0e3f8ed84660 100644
--- a/drivers/net/wan/lapbether.c
+++ b/drivers/net/wan/lapbether.c
@@ -346,7 +346,6 @@ out:
fail:
dev_put(dev);
free_netdev(ndev);
- kfree(lapbeth);
goto out;
}
diff --git a/drivers/net/wan/lmc/lmc.h b/drivers/net/wan/lmc/lmc.h
index 4ced7ac16c2c..38961793adad 100644
--- a/drivers/net/wan/lmc/lmc.h
+++ b/drivers/net/wan/lmc/lmc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LMC_H_
#define _LMC_H_
diff --git a/drivers/net/wan/lmc/lmc_debug.c b/drivers/net/wan/lmc/lmc_debug.c
index 15049d711f47..f999db788506 100644
--- a/drivers/net/wan/lmc/lmc_debug.c
+++ b/drivers/net/wan/lmc/lmc_debug.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/netdevice.h>
#include <linux/interrupt.h>
diff --git a/drivers/net/wan/lmc/lmc_debug.h b/drivers/net/wan/lmc/lmc_debug.h
index 2d46f121549f..820adcae5d67 100644
--- a/drivers/net/wan/lmc/lmc_debug.h
+++ b/drivers/net/wan/lmc/lmc_debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LMC_DEBUG_H_
#define _LMC_DEBUG_H_
diff --git a/drivers/net/wan/lmc/lmc_proto.h b/drivers/net/wan/lmc/lmc_proto.h
index 662148c54644..bb098e443776 100644
--- a/drivers/net/wan/lmc/lmc_proto.h
+++ b/drivers/net/wan/lmc/lmc_proto.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LMC_PROTO_H_
#define _LMC_PROTO_H_
diff --git a/drivers/net/wan/x25_asy.h b/drivers/net/wan/x25_asy.h
index f57ee67836ae..eb4a4216ee94 100644
--- a/drivers/net/wan/x25_asy.h
+++ b/drivers/net/wan/x25_asy.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_X25_ASY_H
#define _LINUX_X25_ASY_H
diff --git a/drivers/net/wan/z85230.h b/drivers/net/wan/z85230.h
index 2416a9d60bd6..32ae710d4f40 100644
--- a/drivers/net/wan/z85230.h
+++ b/drivers/net/wan/z85230.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Description of Z8530 Z85C30 and Z85230 communications chips
*
diff --git a/drivers/net/wimax/i2400m/Makefile b/drivers/net/wimax/i2400m/Makefile
index f6d19c348082..b1db1eff0648 100644
--- a/drivers/net/wimax/i2400m/Makefile
+++ b/drivers/net/wimax/i2400m/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_WIMAX_I2400M) += i2400m.o
obj-$(CONFIG_WIMAX_I2400M_USB) += i2400m-usb.o
diff --git a/drivers/net/wimax/i2400m/fw.c b/drivers/net/wimax/i2400m/fw.c
index c9c711dcd0e6..a89b5685e68b 100644
--- a/drivers/net/wimax/i2400m/fw.c
+++ b/drivers/net/wimax/i2400m/fw.c
@@ -652,7 +652,7 @@ static int i2400m_download_chunk(struct i2400m *i2400m, const void *chunk,
struct device *dev = i2400m_dev(i2400m);
struct {
struct i2400m_bootrom_header cmd;
- u8 cmd_payload[chunk_len];
+ u8 cmd_payload[];
} __packed *buf;
struct i2400m_bootrom_header ack;
diff --git a/drivers/net/wireless/Makefile b/drivers/net/wireless/Makefile
index 54b41ac5f9c8..7fc96306712a 100644
--- a/drivers/net/wireless/Makefile
+++ b/drivers/net/wireless/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux Wireless network device drivers.
#
diff --git a/drivers/net/wireless/admtek/adm8211.h b/drivers/net/wireless/admtek/adm8211.h
index bbc10b1cde87..2c55c629de28 100644
--- a/drivers/net/wireless/admtek/adm8211.h
+++ b/drivers/net/wireless/admtek/adm8211.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ADM8211_H
#define ADM8211_H
diff --git a/drivers/net/wireless/ath/Makefile b/drivers/net/wireless/ath/Makefile
index 4cdebc7659dd..e4e460b5498e 100644
--- a/drivers/net/wireless/ath/Makefile
+++ b/drivers/net/wireless/ath/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_ATH5K) += ath5k/
obj-$(CONFIG_ATH9K_HW) += ath9k/
obj-$(CONFIG_CARL9170) += carl9170/
diff --git a/drivers/net/wireless/ath/ath10k/Makefile b/drivers/net/wireless/ath/ath10k/Makefile
index 899b9b79f4ce..9492177e9063 100644
--- a/drivers/net/wireless/ath/ath10k/Makefile
+++ b/drivers/net/wireless/ath/ath10k/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_ATH10K) += ath10k_core.o
ath10k_core-y += mac.o \
debug.o \
diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c
index a3f5dc78353f..0aeeb233af78 100644
--- a/drivers/net/wireless/ath/ath10k/htt_rx.c
+++ b/drivers/net/wireless/ath/ath10k/htt_rx.c
@@ -550,6 +550,11 @@ static int ath10k_htt_rx_crypto_param_len(struct ath10k *ar,
return IEEE80211_TKIP_IV_LEN;
case HTT_RX_MPDU_ENCRYPT_AES_CCM_WPA2:
return IEEE80211_CCMP_HDR_LEN;
+ case HTT_RX_MPDU_ENCRYPT_AES_CCM256_WPA2:
+ return IEEE80211_CCMP_256_HDR_LEN;
+ case HTT_RX_MPDU_ENCRYPT_AES_GCMP_WPA2:
+ case HTT_RX_MPDU_ENCRYPT_AES_GCMP256_WPA2:
+ return IEEE80211_GCMP_HDR_LEN;
case HTT_RX_MPDU_ENCRYPT_WEP128:
case HTT_RX_MPDU_ENCRYPT_WAPI:
break;
@@ -575,6 +580,11 @@ static int ath10k_htt_rx_crypto_tail_len(struct ath10k *ar,
return IEEE80211_TKIP_ICV_LEN;
case HTT_RX_MPDU_ENCRYPT_AES_CCM_WPA2:
return IEEE80211_CCMP_MIC_LEN;
+ case HTT_RX_MPDU_ENCRYPT_AES_CCM256_WPA2:
+ return IEEE80211_CCMP_256_MIC_LEN;
+ case HTT_RX_MPDU_ENCRYPT_AES_GCMP_WPA2:
+ case HTT_RX_MPDU_ENCRYPT_AES_GCMP256_WPA2:
+ return IEEE80211_GCMP_MIC_LEN;
case HTT_RX_MPDU_ENCRYPT_WEP128:
case HTT_RX_MPDU_ENCRYPT_WAPI:
break;
@@ -1051,9 +1061,21 @@ static void ath10k_htt_rx_h_undecap_raw(struct ath10k *ar,
hdr = (void *)msdu->data;
/* Tail */
- if (status->flag & RX_FLAG_IV_STRIPPED)
+ if (status->flag & RX_FLAG_IV_STRIPPED) {
skb_trim(msdu, msdu->len -
ath10k_htt_rx_crypto_tail_len(ar, enctype));
+ } else {
+ /* MIC */
+ if ((status->flag & RX_FLAG_MIC_STRIPPED) &&
+ enctype == HTT_RX_MPDU_ENCRYPT_AES_CCM_WPA2)
+ skb_trim(msdu, msdu->len - 8);
+
+ /* ICV */
+ if (status->flag & RX_FLAG_ICV_STRIPPED &&
+ enctype != HTT_RX_MPDU_ENCRYPT_AES_CCM_WPA2)
+ skb_trim(msdu, msdu->len -
+ ath10k_htt_rx_crypto_tail_len(ar, enctype));
+ }
/* MMIC */
if ((status->flag & RX_FLAG_MMIC_STRIPPED) &&
@@ -1075,7 +1097,8 @@ static void ath10k_htt_rx_h_undecap_raw(struct ath10k *ar,
static void ath10k_htt_rx_h_undecap_nwifi(struct ath10k *ar,
struct sk_buff *msdu,
struct ieee80211_rx_status *status,
- const u8 first_hdr[64])
+ const u8 first_hdr[64],
+ enum htt_rx_mpdu_encrypt_type enctype)
{
struct ieee80211_hdr *hdr;
struct htt_rx_desc *rxd;
@@ -1083,6 +1106,7 @@ static void ath10k_htt_rx_h_undecap_nwifi(struct ath10k *ar,
u8 da[ETH_ALEN];
u8 sa[ETH_ALEN];
int l3_pad_bytes;
+ int bytes_aligned = ar->hw_params.decap_align_bytes;
/* Delivered decapped frame:
* [nwifi 802.11 header] <-- replaced with 802.11 hdr
@@ -1111,6 +1135,14 @@ static void ath10k_htt_rx_h_undecap_nwifi(struct ath10k *ar,
/* push original 802.11 header */
hdr = (struct ieee80211_hdr *)first_hdr;
hdr_len = ieee80211_hdrlen(hdr->frame_control);
+
+ if (!(status->flag & RX_FLAG_IV_STRIPPED)) {
+ memcpy(skb_push(msdu,
+ ath10k_htt_rx_crypto_param_len(ar, enctype)),
+ (void *)hdr + round_up(hdr_len, bytes_aligned),
+ ath10k_htt_rx_crypto_param_len(ar, enctype));
+ }
+
memcpy(skb_push(msdu, hdr_len), hdr, hdr_len);
/* original 802.11 header has a different DA and in
@@ -1171,6 +1203,7 @@ static void ath10k_htt_rx_h_undecap_eth(struct ath10k *ar,
u8 sa[ETH_ALEN];
int l3_pad_bytes;
struct htt_rx_desc *rxd;
+ int bytes_aligned = ar->hw_params.decap_align_bytes;
/* Delivered decapped frame:
* [eth header] <-- replaced with 802.11 hdr & rfc1042/llc
@@ -1199,6 +1232,14 @@ static void ath10k_htt_rx_h_undecap_eth(struct ath10k *ar,
/* push original 802.11 header */
hdr = (struct ieee80211_hdr *)first_hdr;
hdr_len = ieee80211_hdrlen(hdr->frame_control);
+
+ if (!(status->flag & RX_FLAG_IV_STRIPPED)) {
+ memcpy(skb_push(msdu,
+ ath10k_htt_rx_crypto_param_len(ar, enctype)),
+ (void *)hdr + round_up(hdr_len, bytes_aligned),
+ ath10k_htt_rx_crypto_param_len(ar, enctype));
+ }
+
memcpy(skb_push(msdu, hdr_len), hdr, hdr_len);
/* original 802.11 header has a different DA and in
@@ -1212,12 +1253,14 @@ static void ath10k_htt_rx_h_undecap_eth(struct ath10k *ar,
static void ath10k_htt_rx_h_undecap_snap(struct ath10k *ar,
struct sk_buff *msdu,
struct ieee80211_rx_status *status,
- const u8 first_hdr[64])
+ const u8 first_hdr[64],
+ enum htt_rx_mpdu_encrypt_type enctype)
{
struct ieee80211_hdr *hdr;
size_t hdr_len;
int l3_pad_bytes;
struct htt_rx_desc *rxd;
+ int bytes_aligned = ar->hw_params.decap_align_bytes;
/* Delivered decapped frame:
* [amsdu header] <-- replaced with 802.11 hdr
@@ -1233,6 +1276,14 @@ static void ath10k_htt_rx_h_undecap_snap(struct ath10k *ar,
hdr = (struct ieee80211_hdr *)first_hdr;
hdr_len = ieee80211_hdrlen(hdr->frame_control);
+
+ if (!(status->flag & RX_FLAG_IV_STRIPPED)) {
+ memcpy(skb_push(msdu,
+ ath10k_htt_rx_crypto_param_len(ar, enctype)),
+ (void *)hdr + round_up(hdr_len, bytes_aligned),
+ ath10k_htt_rx_crypto_param_len(ar, enctype));
+ }
+
memcpy(skb_push(msdu, hdr_len), hdr, hdr_len);
}
@@ -1267,13 +1318,15 @@ static void ath10k_htt_rx_h_undecap(struct ath10k *ar,
is_decrypted);
break;
case RX_MSDU_DECAP_NATIVE_WIFI:
- ath10k_htt_rx_h_undecap_nwifi(ar, msdu, status, first_hdr);
+ ath10k_htt_rx_h_undecap_nwifi(ar, msdu, status, first_hdr,
+ enctype);
break;
case RX_MSDU_DECAP_ETHERNET2_DIX:
ath10k_htt_rx_h_undecap_eth(ar, msdu, status, first_hdr, enctype);
break;
case RX_MSDU_DECAP_8023_SNAP_LLC:
- ath10k_htt_rx_h_undecap_snap(ar, msdu, status, first_hdr);
+ ath10k_htt_rx_h_undecap_snap(ar, msdu, status, first_hdr,
+ enctype);
break;
}
}
@@ -1316,7 +1369,8 @@ static void ath10k_htt_rx_h_csum_offload(struct sk_buff *msdu)
static void ath10k_htt_rx_h_mpdu(struct ath10k *ar,
struct sk_buff_head *amsdu,
- struct ieee80211_rx_status *status)
+ struct ieee80211_rx_status *status,
+ bool fill_crypt_header)
{
struct sk_buff *first;
struct sk_buff *last;
@@ -1326,7 +1380,6 @@ static void ath10k_htt_rx_h_mpdu(struct ath10k *ar,
enum htt_rx_mpdu_encrypt_type enctype;
u8 first_hdr[64];
u8 *qos;
- size_t hdr_len;
bool has_fcs_err;
bool has_crypto_err;
bool has_tkip_err;
@@ -1351,15 +1404,17 @@ static void ath10k_htt_rx_h_mpdu(struct ath10k *ar,
* decapped header. It'll be used for undecapping of each MSDU.
*/
hdr = (void *)rxd->rx_hdr_status;
- hdr_len = ieee80211_hdrlen(hdr->frame_control);
- memcpy(first_hdr, hdr, hdr_len);
+ memcpy(first_hdr, hdr, RX_HTT_HDR_STATUS_LEN);
/* Each A-MSDU subframe will use the original header as the base and be
* reported as a separate MSDU so strip the A-MSDU bit from QoS Ctl.
*/
hdr = (void *)first_hdr;
- qos = ieee80211_get_qos_ctl(hdr);
- qos[0] &= ~IEEE80211_QOS_CTL_A_MSDU_PRESENT;
+
+ if (ieee80211_is_data_qos(hdr->frame_control)) {
+ qos = ieee80211_get_qos_ctl(hdr);
+ qos[0] &= ~IEEE80211_QOS_CTL_A_MSDU_PRESENT;
+ }
/* Some attention flags are valid only in the last MSDU. */
last = skb_peek_tail(amsdu);
@@ -1406,9 +1461,14 @@ static void ath10k_htt_rx_h_mpdu(struct ath10k *ar,
status->flag |= RX_FLAG_DECRYPTED;
if (likely(!is_mgmt))
- status->flag |= RX_FLAG_IV_STRIPPED |
- RX_FLAG_MMIC_STRIPPED;
-}
+ status->flag |= RX_FLAG_MMIC_STRIPPED;
+
+ if (fill_crypt_header)
+ status->flag |= RX_FLAG_MIC_STRIPPED |
+ RX_FLAG_ICV_STRIPPED;
+ else
+ status->flag |= RX_FLAG_IV_STRIPPED;
+ }
skb_queue_walk(amsdu, msdu) {
ath10k_htt_rx_h_csum_offload(msdu);
@@ -1424,6 +1484,9 @@ static void ath10k_htt_rx_h_mpdu(struct ath10k *ar,
if (is_mgmt)
continue;
+ if (fill_crypt_header)
+ continue;
+
hdr = (void *)msdu->data;
hdr->frame_control &= ~__cpu_to_le16(IEEE80211_FCTL_PROTECTED);
}
@@ -1434,6 +1497,9 @@ static void ath10k_htt_rx_h_deliver(struct ath10k *ar,
struct ieee80211_rx_status *status)
{
struct sk_buff *msdu;
+ struct sk_buff *first_subframe;
+
+ first_subframe = skb_peek(amsdu);
while ((msdu = __skb_dequeue(amsdu))) {
/* Setup per-MSDU flags */
@@ -1442,6 +1508,13 @@ static void ath10k_htt_rx_h_deliver(struct ath10k *ar,
else
status->flag |= RX_FLAG_AMSDU_MORE;
+ if (msdu == first_subframe) {
+ first_subframe = NULL;
+ status->flag &= ~RX_FLAG_ALLOW_SAME_PN;
+ } else {
+ status->flag |= RX_FLAG_ALLOW_SAME_PN;
+ }
+
ath10k_process_rx(ar, status, msdu);
}
}
@@ -1584,7 +1657,7 @@ static int ath10k_htt_rx_handle_amsdu(struct ath10k_htt *htt)
ath10k_htt_rx_h_unchain(ar, &amsdu);
ath10k_htt_rx_h_filter(ar, &amsdu, rx_status);
- ath10k_htt_rx_h_mpdu(ar, &amsdu, rx_status);
+ ath10k_htt_rx_h_mpdu(ar, &amsdu, rx_status, true);
ath10k_htt_rx_h_deliver(ar, &amsdu, rx_status);
return num_msdus;
@@ -1745,8 +1818,7 @@ static void ath10k_htt_rx_delba(struct ath10k *ar, struct htt_resp *resp)
}
static int ath10k_htt_rx_extract_amsdu(struct sk_buff_head *list,
- struct sk_buff_head *amsdu,
- int budget_left)
+ struct sk_buff_head *amsdu)
{
struct sk_buff *msdu;
struct htt_rx_desc *rxd;
@@ -1757,9 +1829,8 @@ static int ath10k_htt_rx_extract_amsdu(struct sk_buff_head *list,
if (WARN_ON(!skb_queue_empty(amsdu)))
return -EINVAL;
- while ((msdu = __skb_dequeue(list)) && budget_left) {
+ while ((msdu = __skb_dequeue(list))) {
__skb_queue_tail(amsdu, msdu);
- budget_left--;
rxd = (void *)msdu->data - sizeof(*rxd);
if (rxd->msdu_end.common.info0 &
@@ -1850,8 +1921,7 @@ static int ath10k_htt_rx_h_rx_offload(struct ath10k *ar,
return num_msdu;
}
-static int ath10k_htt_rx_in_ord_ind(struct ath10k *ar, struct sk_buff *skb,
- int budget_left)
+static int ath10k_htt_rx_in_ord_ind(struct ath10k *ar, struct sk_buff *skb)
{
struct ath10k_htt *htt = &ar->htt;
struct htt_resp *resp = (void *)skb->data;
@@ -1908,9 +1978,9 @@ static int ath10k_htt_rx_in_ord_ind(struct ath10k *ar, struct sk_buff *skb,
if (offload)
num_msdus = ath10k_htt_rx_h_rx_offload(ar, &list);
- while (!skb_queue_empty(&list) && budget_left) {
+ while (!skb_queue_empty(&list)) {
__skb_queue_head_init(&amsdu);
- ret = ath10k_htt_rx_extract_amsdu(&list, &amsdu, budget_left);
+ ret = ath10k_htt_rx_extract_amsdu(&list, &amsdu);
switch (ret) {
case 0:
/* Note: The in-order indication may report interleaved
@@ -1920,10 +1990,9 @@ static int ath10k_htt_rx_in_ord_ind(struct ath10k *ar, struct sk_buff *skb,
* should still give an idea about rx rate to the user.
*/
num_msdus += skb_queue_len(&amsdu);
- budget_left -= skb_queue_len(&amsdu);
ath10k_htt_rx_h_ppdu(ar, &amsdu, status, vdev_id);
ath10k_htt_rx_h_filter(ar, &amsdu, status);
- ath10k_htt_rx_h_mpdu(ar, &amsdu, status);
+ ath10k_htt_rx_h_mpdu(ar, &amsdu, status, false);
ath10k_htt_rx_h_deliver(ar, &amsdu, status);
break;
case -EAGAIN:
@@ -2563,8 +2632,7 @@ int ath10k_htt_txrx_compl_task(struct ath10k *ar, int budget)
}
spin_lock_bh(&htt->rx_ring.lock);
- num_rx_msdus = ath10k_htt_rx_in_ord_ind(ar, skb,
- (budget - quota));
+ num_rx_msdus = ath10k_htt_rx_in_ord_ind(ar, skb);
spin_unlock_bh(&htt->rx_ring.lock);
if (num_rx_msdus < 0) {
resched_napi = true;
diff --git a/drivers/net/wireless/ath/ath10k/rx_desc.h b/drivers/net/wireless/ath/ath10k/rx_desc.h
index c1022a1cf855..28da14398951 100644
--- a/drivers/net/wireless/ath/ath10k/rx_desc.h
+++ b/drivers/net/wireless/ath/ath10k/rx_desc.h
@@ -239,6 +239,9 @@ enum htt_rx_mpdu_encrypt_type {
HTT_RX_MPDU_ENCRYPT_WAPI = 5,
HTT_RX_MPDU_ENCRYPT_AES_CCM_WPA2 = 6,
HTT_RX_MPDU_ENCRYPT_NONE = 7,
+ HTT_RX_MPDU_ENCRYPT_AES_CCM256_WPA2 = 8,
+ HTT_RX_MPDU_ENCRYPT_AES_GCMP_WPA2 = 9,
+ HTT_RX_MPDU_ENCRYPT_AES_GCMP256_WPA2 = 10,
};
#define RX_MPDU_START_INFO0_PEER_IDX_MASK 0x000007ff
diff --git a/drivers/net/wireless/ath/ath5k/Makefile b/drivers/net/wireless/ath/ath5k/Makefile
index 1b3a34f7f224..a8724eee21f8 100644
--- a/drivers/net/wireless/ath/ath5k/Makefile
+++ b/drivers/net/wireless/ath/ath5k/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ath5k-y += caps.o
ath5k-y += initvals.o
ath5k-y += eeprom.o
diff --git a/drivers/net/wireless/ath/ath5k/sysfs.c b/drivers/net/wireless/ath/ath5k/sysfs.c
index 04cf0ca72610..25978c732fe1 100644
--- a/drivers/net/wireless/ath/ath5k/sysfs.c
+++ b/drivers/net/wireless/ath/ath5k/sysfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/device.h>
diff --git a/drivers/net/wireless/ath/ath5k/trace.h b/drivers/net/wireless/ath/ath5k/trace.h
index c6eef519bb61..a41e3bf42dfc 100644
--- a/drivers/net/wireless/ath/ath5k/trace.h
+++ b/drivers/net/wireless/ath/ath5k/trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#if !defined(__TRACE_ATH5K_H) || defined(TRACE_HEADER_MULTI_READ)
#define __TRACE_ATH5K_H
diff --git a/drivers/net/wireless/ath/ath6kl/trace.h b/drivers/net/wireless/ath/ath6kl/trace.h
index 1a1ea7881b4d..91e735cfdef7 100644
--- a/drivers/net/wireless/ath/ath6kl/trace.h
+++ b/drivers/net/wireless/ath/ath6kl/trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#if !defined(_ATH6KL_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
#include <net/cfg80211.h>
diff --git a/drivers/net/wireless/ath/ath9k/Makefile b/drivers/net/wireless/ath/ath9k/Makefile
index 36a40ffdce15..d804ce7391a0 100644
--- a/drivers/net/wireless/ath/ath9k/Makefile
+++ b/drivers/net/wireless/ath/ath9k/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ath9k-y += beacon.o \
gpio.o \
init.o \
diff --git a/drivers/net/wireless/ath/carl9170/version.h b/drivers/net/wireless/ath/carl9170/version.h
index a0410fe8c03a..9a44d004c206 100644
--- a/drivers/net/wireless/ath/carl9170/version.h
+++ b/drivers/net/wireless/ath/carl9170/version.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CARL9170_SHARED_VERSION_H
#define __CARL9170_SHARED_VERSION_H
#define CARL9170FW_VERSION_YEAR 16
diff --git a/drivers/net/wireless/ath/wcn36xx/Makefile b/drivers/net/wireless/ath/wcn36xx/Makefile
index 50c43b4382ba..3b09435104eb 100644
--- a/drivers/net/wireless/ath/wcn36xx/Makefile
+++ b/drivers/net/wireless/ath/wcn36xx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_WCN36XX) := wcn36xx.o
wcn36xx-y += main.o \
dxe.o \
diff --git a/drivers/net/wireless/ath/wcn36xx/main.c b/drivers/net/wireless/ath/wcn36xx/main.c
index 35bd50bcbbd5..b83f01d6e3dd 100644
--- a/drivers/net/wireless/ath/wcn36xx/main.c
+++ b/drivers/net/wireless/ath/wcn36xx/main.c
@@ -812,7 +812,6 @@ static void wcn36xx_bss_info_changed(struct ieee80211_hw *hw,
if (!sta) {
wcn36xx_err("sta %pM is not found\n",
bss_conf->bssid);
- rcu_read_unlock();
goto out;
}
sta_priv = wcn36xx_sta_to_priv(sta);
diff --git a/drivers/net/wireless/ath/wil6210/Makefile b/drivers/net/wireless/ath/wil6210/Makefile
index d27efe83748b..398edd2a7f2b 100644
--- a/drivers/net/wireless/ath/wil6210/Makefile
+++ b/drivers/net/wireless/ath/wil6210/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_WIL6210) += wil6210.o
wil6210-y := main.o
diff --git a/drivers/net/wireless/broadcom/b43/Makefile b/drivers/net/wireless/broadcom/b43/Makefile
index 27fab958e3d5..54f92ce49bb8 100644
--- a/drivers/net/wireless/broadcom/b43/Makefile
+++ b/drivers/net/wireless/broadcom/b43/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
b43-y += main.o
b43-y += bus.o
b43-$(CONFIG_B43_PHY_G) += phy_g.o tables.o lo.o wa.o
diff --git a/drivers/net/wireless/broadcom/b43/b43.h b/drivers/net/wireless/broadcom/b43/b43.h
index d7d42f0b80c3..b77d1a904f7e 100644
--- a/drivers/net/wireless/broadcom/b43/b43.h
+++ b/drivers/net/wireless/broadcom/b43/b43.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43_H_
#define B43_H_
diff --git a/drivers/net/wireless/broadcom/b43/bus.h b/drivers/net/wireless/broadcom/b43/bus.h
index 256c2c17939a..2a695f9e528b 100644
--- a/drivers/net/wireless/broadcom/b43/bus.h
+++ b/drivers/net/wireless/broadcom/b43/bus.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43_BUS_H_
#define B43_BUS_H_
diff --git a/drivers/net/wireless/broadcom/b43/debugfs.h b/drivers/net/wireless/broadcom/b43/debugfs.h
index d05377745011..0bf437c86c67 100644
--- a/drivers/net/wireless/broadcom/b43/debugfs.h
+++ b/drivers/net/wireless/broadcom/b43/debugfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43_DEBUGFS_H_
#define B43_DEBUGFS_H_
diff --git a/drivers/net/wireless/broadcom/b43/dma.h b/drivers/net/wireless/broadcom/b43/dma.h
index df8c8cdcbdb5..c2a357219d4b 100644
--- a/drivers/net/wireless/broadcom/b43/dma.h
+++ b/drivers/net/wireless/broadcom/b43/dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43_DMA_H_
#define B43_DMA_H_
diff --git a/drivers/net/wireless/broadcom/b43/leds.h b/drivers/net/wireless/broadcom/b43/leds.h
index 32b66d53cdac..5ebd1b2b1749 100644
--- a/drivers/net/wireless/broadcom/b43/leds.h
+++ b/drivers/net/wireless/broadcom/b43/leds.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43_LEDS_H_
#define B43_LEDS_H_
diff --git a/drivers/net/wireless/broadcom/b43/lo.h b/drivers/net/wireless/broadcom/b43/lo.h
index 7b4df3883bc2..66e07ab79c51 100644
--- a/drivers/net/wireless/broadcom/b43/lo.h
+++ b/drivers/net/wireless/broadcom/b43/lo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43_LO_H_
#define B43_LO_H_
diff --git a/drivers/net/wireless/broadcom/b43/phy_a.h b/drivers/net/wireless/broadcom/b43/phy_a.h
index 0a92d01c21f9..b1cbfc02beb6 100644
--- a/drivers/net/wireless/broadcom/b43/phy_a.h
+++ b/drivers/net/wireless/broadcom/b43/phy_a.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_B43_PHY_A_H_
#define LINUX_B43_PHY_A_H_
diff --git a/drivers/net/wireless/broadcom/b43/phy_ac.h b/drivers/net/wireless/broadcom/b43/phy_ac.h
index d1ca79e0eb24..02eb6c08670d 100644
--- a/drivers/net/wireless/broadcom/b43/phy_ac.h
+++ b/drivers/net/wireless/broadcom/b43/phy_ac.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43_PHY_AC_H_
#define B43_PHY_AC_H_
diff --git a/drivers/net/wireless/broadcom/b43/phy_common.h b/drivers/net/wireless/broadcom/b43/phy_common.h
index ced054a9850c..57a1ad8afa08 100644
--- a/drivers/net/wireless/broadcom/b43/phy_common.h
+++ b/drivers/net/wireless/broadcom/b43/phy_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_B43_PHY_COMMON_H_
#define LINUX_B43_PHY_COMMON_H_
diff --git a/drivers/net/wireless/broadcom/b43/phy_g.h b/drivers/net/wireless/broadcom/b43/phy_g.h
index 5413c906a3e7..a27b8603c75f 100644
--- a/drivers/net/wireless/broadcom/b43/phy_g.h
+++ b/drivers/net/wireless/broadcom/b43/phy_g.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_B43_PHY_G_H_
#define LINUX_B43_PHY_G_H_
diff --git a/drivers/net/wireless/broadcom/b43/phy_ht.h b/drivers/net/wireless/broadcom/b43/phy_ht.h
index c086f56ce478..046753857493 100644
--- a/drivers/net/wireless/broadcom/b43/phy_ht.h
+++ b/drivers/net/wireless/broadcom/b43/phy_ht.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43_PHY_HT_H_
#define B43_PHY_HT_H_
diff --git a/drivers/net/wireless/broadcom/b43/phy_lcn.h b/drivers/net/wireless/broadcom/b43/phy_lcn.h
index 6a7092e13fff..0b1cfaf6394c 100644
--- a/drivers/net/wireless/broadcom/b43/phy_lcn.h
+++ b/drivers/net/wireless/broadcom/b43/phy_lcn.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43_PHY_LCN_H_
#define B43_PHY_LCN_H_
diff --git a/drivers/net/wireless/broadcom/b43/phy_lp.h b/drivers/net/wireless/broadcom/b43/phy_lp.h
index 62737f700cbc..50bef2ea6e52 100644
--- a/drivers/net/wireless/broadcom/b43/phy_lp.h
+++ b/drivers/net/wireless/broadcom/b43/phy_lp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_B43_PHY_LP_H_
#define LINUX_B43_PHY_LP_H_
diff --git a/drivers/net/wireless/broadcom/b43/phy_n.h b/drivers/net/wireless/broadcom/b43/phy_n.h
index a6da2c31a99c..b96ded0ef539 100644
--- a/drivers/net/wireless/broadcom/b43/phy_n.h
+++ b/drivers/net/wireless/broadcom/b43/phy_n.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43_NPHY_H_
#define B43_NPHY_H_
diff --git a/drivers/net/wireless/broadcom/b43/pio.h b/drivers/net/wireless/broadcom/b43/pio.h
index 1e516147424f..ffbfec622f82 100644
--- a/drivers/net/wireless/broadcom/b43/pio.h
+++ b/drivers/net/wireless/broadcom/b43/pio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43_PIO_H_
#define B43_PIO_H_
diff --git a/drivers/net/wireless/broadcom/b43/ppr.h b/drivers/net/wireless/broadcom/b43/ppr.h
index 24d7447e9f01..094389f9f477 100644
--- a/drivers/net/wireless/broadcom/b43/ppr.h
+++ b/drivers/net/wireless/broadcom/b43/ppr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_B43_PPR_H_
#define LINUX_B43_PPR_H_
diff --git a/drivers/net/wireless/broadcom/b43/radio_2055.h b/drivers/net/wireless/broadcom/b43/radio_2055.h
index 67f96122f8d8..ad7271cde001 100644
--- a/drivers/net/wireless/broadcom/b43/radio_2055.h
+++ b/drivers/net/wireless/broadcom/b43/radio_2055.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43_RADIO_2055_H_
#define B43_RADIO_2055_H_
diff --git a/drivers/net/wireless/broadcom/b43/radio_2056.h b/drivers/net/wireless/broadcom/b43/radio_2056.h
index 5b86673459fa..59297fdce5e3 100644
--- a/drivers/net/wireless/broadcom/b43/radio_2056.h
+++ b/drivers/net/wireless/broadcom/b43/radio_2056.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43_RADIO_2056_H_
#define B43_RADIO_2056_H_
diff --git a/drivers/net/wireless/broadcom/b43/radio_2057.h b/drivers/net/wireless/broadcom/b43/radio_2057.h
index 220d080238ff..d7959da77b51 100644
--- a/drivers/net/wireless/broadcom/b43/radio_2057.h
+++ b/drivers/net/wireless/broadcom/b43/radio_2057.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43_RADIO_2057_H_
#define B43_RADIO_2057_H_
diff --git a/drivers/net/wireless/broadcom/b43/radio_2059.h b/drivers/net/wireless/broadcom/b43/radio_2059.h
index 9e22fb60588b..32c0025bce9d 100644
--- a/drivers/net/wireless/broadcom/b43/radio_2059.h
+++ b/drivers/net/wireless/broadcom/b43/radio_2059.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43_RADIO_2059_H_
#define B43_RADIO_2059_H_
diff --git a/drivers/net/wireless/broadcom/b43/rfkill.h b/drivers/net/wireless/broadcom/b43/rfkill.h
index f046c3ca0519..8682ac5b828a 100644
--- a/drivers/net/wireless/broadcom/b43/rfkill.h
+++ b/drivers/net/wireless/broadcom/b43/rfkill.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43_RFKILL_H_
#define B43_RFKILL_H_
diff --git a/drivers/net/wireless/broadcom/b43/sdio.h b/drivers/net/wireless/broadcom/b43/sdio.h
index 1e93926f388f..aa5693b123ad 100644
--- a/drivers/net/wireless/broadcom/b43/sdio.h
+++ b/drivers/net/wireless/broadcom/b43/sdio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43_SDIO_H_
#define B43_SDIO_H_
diff --git a/drivers/net/wireless/broadcom/b43/sysfs.h b/drivers/net/wireless/broadcom/b43/sysfs.h
index 12bda9ef1a85..e70e6cff3c53 100644
--- a/drivers/net/wireless/broadcom/b43/sysfs.h
+++ b/drivers/net/wireless/broadcom/b43/sysfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43_SYSFS_H_
#define B43_SYSFS_H_
diff --git a/drivers/net/wireless/broadcom/b43/tables.h b/drivers/net/wireless/broadcom/b43/tables.h
index 80e73c7cbac5..3b0777f15f3e 100644
--- a/drivers/net/wireless/broadcom/b43/tables.h
+++ b/drivers/net/wireless/broadcom/b43/tables.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43_TABLES_H_
#define B43_TABLES_H_
diff --git a/drivers/net/wireless/broadcom/b43/tables_lpphy.h b/drivers/net/wireless/broadcom/b43/tables_lpphy.h
index 84f1d265f657..62002098bbda 100644
--- a/drivers/net/wireless/broadcom/b43/tables_lpphy.h
+++ b/drivers/net/wireless/broadcom/b43/tables_lpphy.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43_TABLES_LPPHY_H_
#define B43_TABLES_LPPHY_H_
diff --git a/drivers/net/wireless/broadcom/b43/tables_nphy.h b/drivers/net/wireless/broadcom/b43/tables_nphy.h
index b51f386db02f..3876786d2692 100644
--- a/drivers/net/wireless/broadcom/b43/tables_nphy.h
+++ b/drivers/net/wireless/broadcom/b43/tables_nphy.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43_TABLES_NPHY_H_
#define B43_TABLES_NPHY_H_
diff --git a/drivers/net/wireless/broadcom/b43/tables_phy_ht.h b/drivers/net/wireless/broadcom/b43/tables_phy_ht.h
index 1b5ef2bc770c..7ed057118ae3 100644
--- a/drivers/net/wireless/broadcom/b43/tables_phy_ht.h
+++ b/drivers/net/wireless/broadcom/b43/tables_phy_ht.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43_TABLES_PHY_HT_H_
#define B43_TABLES_PHY_HT_H_
diff --git a/drivers/net/wireless/broadcom/b43/tables_phy_lcn.h b/drivers/net/wireless/broadcom/b43/tables_phy_lcn.h
index caff9db6831f..5ea6c15e851e 100644
--- a/drivers/net/wireless/broadcom/b43/tables_phy_lcn.h
+++ b/drivers/net/wireless/broadcom/b43/tables_phy_lcn.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43_TABLES_PHY_LCN_H_
#define B43_TABLES_PHY_LCN_H_
diff --git a/drivers/net/wireless/broadcom/b43/wa.h b/drivers/net/wireless/broadcom/b43/wa.h
index e163c5e56e81..f3459b99d83b 100644
--- a/drivers/net/wireless/broadcom/b43/wa.h
+++ b/drivers/net/wireless/broadcom/b43/wa.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43_WA_H_
#define B43_WA_H_
diff --git a/drivers/net/wireless/broadcom/b43/xmit.h b/drivers/net/wireless/broadcom/b43/xmit.h
index ba6115308068..6524a75bb73b 100644
--- a/drivers/net/wireless/broadcom/b43/xmit.h
+++ b/drivers/net/wireless/broadcom/b43/xmit.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43_XMIT_H_
#define B43_XMIT_H_
diff --git a/drivers/net/wireless/broadcom/b43legacy/Makefile b/drivers/net/wireless/broadcom/b43legacy/Makefile
index 227a77e84362..f8b392f09009 100644
--- a/drivers/net/wireless/broadcom/b43legacy/Makefile
+++ b/drivers/net/wireless/broadcom/b43legacy/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# b43legacy core
b43legacy-y += main.o
b43legacy-y += ilt.o
diff --git a/drivers/net/wireless/broadcom/b43legacy/b43legacy.h b/drivers/net/wireless/broadcom/b43legacy/b43legacy.h
index 482476fdb1f3..6b0cec467938 100644
--- a/drivers/net/wireless/broadcom/b43legacy/b43legacy.h
+++ b/drivers/net/wireless/broadcom/b43legacy/b43legacy.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43legacy_H_
#define B43legacy_H_
diff --git a/drivers/net/wireless/broadcom/b43legacy/debugfs.h b/drivers/net/wireless/broadcom/b43legacy/debugfs.h
index 9ee32158b947..7a37764406b1 100644
--- a/drivers/net/wireless/broadcom/b43legacy/debugfs.h
+++ b/drivers/net/wireless/broadcom/b43legacy/debugfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43legacy_DEBUGFS_H_
#define B43legacy_DEBUGFS_H_
diff --git a/drivers/net/wireless/broadcom/b43legacy/dma.h b/drivers/net/wireless/broadcom/b43legacy/dma.h
index c3282f906bc7..b5c1a51db2a4 100644
--- a/drivers/net/wireless/broadcom/b43legacy/dma.h
+++ b/drivers/net/wireless/broadcom/b43legacy/dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43legacy_DMA_H_
#define B43legacy_DMA_H_
diff --git a/drivers/net/wireless/broadcom/b43legacy/ilt.h b/drivers/net/wireless/broadcom/b43legacy/ilt.h
index 48bcf37eccb8..ce7a61e2efb1 100644
--- a/drivers/net/wireless/broadcom/b43legacy/ilt.h
+++ b/drivers/net/wireless/broadcom/b43legacy/ilt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43legacy_ILT_H_
#define B43legacy_ILT_H_
diff --git a/drivers/net/wireless/broadcom/b43legacy/leds.h b/drivers/net/wireless/broadcom/b43legacy/leds.h
index 9ff6750dc57f..389ae06a2d10 100644
--- a/drivers/net/wireless/broadcom/b43legacy/leds.h
+++ b/drivers/net/wireless/broadcom/b43legacy/leds.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43legacy_LEDS_H_
#define B43legacy_LEDS_H_
diff --git a/drivers/net/wireless/broadcom/b43legacy/pio.h b/drivers/net/wireless/broadcom/b43legacy/pio.h
index 8e6773ea6e75..1cd1b9ca5e9c 100644
--- a/drivers/net/wireless/broadcom/b43legacy/pio.h
+++ b/drivers/net/wireless/broadcom/b43legacy/pio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43legacy_PIO_H_
#define B43legacy_PIO_H_
diff --git a/drivers/net/wireless/broadcom/b43legacy/rfkill.h b/drivers/net/wireless/broadcom/b43legacy/rfkill.h
index 75585571c544..7f314eb815d4 100644
--- a/drivers/net/wireless/broadcom/b43legacy/rfkill.h
+++ b/drivers/net/wireless/broadcom/b43legacy/rfkill.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43legacy_RFKILL_H_
#define B43legacy_RFKILL_H_
diff --git a/drivers/net/wireless/broadcom/b43legacy/sysfs.h b/drivers/net/wireless/broadcom/b43legacy/sysfs.h
index 417d509803c7..ea9d783e6796 100644
--- a/drivers/net/wireless/broadcom/b43legacy/sysfs.h
+++ b/drivers/net/wireless/broadcom/b43legacy/sysfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43legacy_SYSFS_H_
#define B43legacy_SYSFS_H_
diff --git a/drivers/net/wireless/broadcom/b43legacy/xmit.h b/drivers/net/wireless/broadcom/b43legacy/xmit.h
index 289db00a4a7b..e4ef869f0b8c 100644
--- a/drivers/net/wireless/broadcom/b43legacy/xmit.h
+++ b/drivers/net/wireless/broadcom/b43legacy/xmit.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef B43legacy_XMIT_H_
#define B43legacy_XMIT_H_
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.c
index 4eb1e1ce9ace..ef72baf6dd96 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.c
@@ -429,7 +429,8 @@ void brcmf_fweh_process_event(struct brcmf_pub *drvr,
if (code != BRCMF_E_IF && !fweh->evt_handler[code])
return;
- if (datalen > BRCMF_DCMD_MAXLEN)
+ if (datalen > BRCMF_DCMD_MAXLEN ||
+ datalen + sizeof(*event_packet) > packet_len)
return;
if (in_interrupt())
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/led.c b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/led.c
index 74b17cecb189..c0a5449ed72c 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/led.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/led.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <net/mac80211.h>
#include <linux/bcma/bcma_driver_chipcommon.h>
#include <linux/gpio.h>
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_n.c b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_n.c
index b3aab2fe96eb..ef685465f80a 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_n.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_n.c
@@ -14764,8 +14764,8 @@ static void wlc_phy_ipa_restore_tx_digi_filts_nphy(struct brcms_phy *pi)
}
static void
-wlc_phy_set_rfseq_nphy(struct brcms_phy *pi, u8 cmd, u8 *events, u8 *dlys,
- u8 len)
+wlc_phy_set_rfseq_nphy(struct brcms_phy *pi, u8 cmd, const u8 *events,
+ const u8 *dlys, u8 len)
{
u32 t1_offset, t2_offset;
u8 ctr;
@@ -15240,16 +15240,16 @@ static void wlc_phy_workarounds_nphy_gainctrl_2057_rev5(struct brcms_phy *pi)
static void wlc_phy_workarounds_nphy_gainctrl_2057_rev6(struct brcms_phy *pi)
{
u16 currband;
- s8 lna1G_gain_db_rev7[] = { 9, 14, 19, 24 };
- s8 *lna1_gain_db = NULL;
- s8 *lna1_gain_db_2 = NULL;
- s8 *lna2_gain_db = NULL;
- s8 tiaA_gain_db_rev7[] = { -9, -6, -3, 0, 3, 3, 3, 3, 3, 3 };
- s8 *tia_gain_db;
- s8 tiaA_gainbits_rev7[] = { 0, 1, 2, 3, 4, 4, 4, 4, 4, 4 };
- s8 *tia_gainbits;
- u16 rfseqA_init_gain_rev7[] = { 0x624f, 0x624f };
- u16 *rfseq_init_gain;
+ static const s8 lna1G_gain_db_rev7[] = { 9, 14, 19, 24 };
+ const s8 *lna1_gain_db = NULL;
+ const s8 *lna1_gain_db_2 = NULL;
+ const s8 *lna2_gain_db = NULL;
+ static const s8 tiaA_gain_db_rev7[] = { -9, -6, -3, 0, 3, 3, 3, 3, 3, 3 };
+ const s8 *tia_gain_db;
+ static const s8 tiaA_gainbits_rev7[] = { 0, 1, 2, 3, 4, 4, 4, 4, 4, 4 };
+ const s8 *tia_gainbits;
+ static const u16 rfseqA_init_gain_rev7[] = { 0x624f, 0x624f };
+ const u16 *rfseq_init_gain;
u16 init_gaincode;
u16 clip1hi_gaincode;
u16 clip1md_gaincode = 0;
@@ -15310,10 +15310,9 @@ static void wlc_phy_workarounds_nphy_gainctrl_2057_rev6(struct brcms_phy *pi)
if ((freq <= 5080) || (freq == 5825)) {
- s8 lna1A_gain_db_rev7[] = { 11, 16, 20, 24 };
- s8 lna1A_gain_db_2_rev7[] = {
- 11, 17, 22, 25};
- s8 lna2A_gain_db_rev7[] = { -1, 6, 10, 14 };
+ static const s8 lna1A_gain_db_rev7[] = { 11, 16, 20, 24 };
+ static const s8 lna1A_gain_db_2_rev7[] = { 11, 17, 22, 25};
+ static const s8 lna2A_gain_db_rev7[] = { -1, 6, 10, 14 };
crsminu_th = 0x3e;
lna1_gain_db = lna1A_gain_db_rev7;
@@ -15321,10 +15320,9 @@ static void wlc_phy_workarounds_nphy_gainctrl_2057_rev6(struct brcms_phy *pi)
lna2_gain_db = lna2A_gain_db_rev7;
} else if ((freq >= 5500) && (freq <= 5700)) {
- s8 lna1A_gain_db_rev7[] = { 11, 17, 21, 25 };
- s8 lna1A_gain_db_2_rev7[] = {
- 12, 18, 22, 26};
- s8 lna2A_gain_db_rev7[] = { 1, 8, 12, 16 };
+ static const s8 lna1A_gain_db_rev7[] = { 11, 17, 21, 25 };
+ static const s8 lna1A_gain_db_2_rev7[] = { 12, 18, 22, 26};
+ static const s8 lna2A_gain_db_rev7[] = { 1, 8, 12, 16 };
crsminu_th = 0x45;
clip1md_gaincode_B = 0x14;
@@ -15335,10 +15333,9 @@ static void wlc_phy_workarounds_nphy_gainctrl_2057_rev6(struct brcms_phy *pi)
lna2_gain_db = lna2A_gain_db_rev7;
} else {
- s8 lna1A_gain_db_rev7[] = { 12, 18, 22, 26 };
- s8 lna1A_gain_db_2_rev7[] = {
- 12, 18, 22, 26};
- s8 lna2A_gain_db_rev7[] = { -1, 6, 10, 14 };
+ static const s8 lna1A_gain_db_rev7[] = { 12, 18, 22, 26 };
+ static const s8 lna1A_gain_db_2_rev7[] = { 12, 18, 22, 26};
+ static const s8 lna2A_gain_db_rev7[] = { -1, 6, 10, 14 };
crsminu_th = 0x41;
lna1_gain_db = lna1A_gain_db_rev7;
@@ -15450,65 +15447,65 @@ static void wlc_phy_workarounds_nphy_gainctrl(struct brcms_phy *pi)
NPHY_RFSEQ_CMD_CLR_HIQ_DIS,
NPHY_RFSEQ_CMD_SET_HPF_BW
};
- u8 rfseq_updategainu_dlys[] = { 10, 30, 1 };
- s8 lna1G_gain_db[] = { 7, 11, 16, 23 };
- s8 lna1G_gain_db_rev4[] = { 8, 12, 17, 25 };
- s8 lna1G_gain_db_rev5[] = { 9, 13, 18, 26 };
- s8 lna1G_gain_db_rev6[] = { 8, 13, 18, 25 };
- s8 lna1G_gain_db_rev6_224B0[] = { 10, 14, 19, 27 };
- s8 lna1A_gain_db[] = { 7, 11, 17, 23 };
- s8 lna1A_gain_db_rev4[] = { 8, 12, 18, 23 };
- s8 lna1A_gain_db_rev5[] = { 6, 10, 16, 21 };
- s8 lna1A_gain_db_rev6[] = { 6, 10, 16, 21 };
- s8 *lna1_gain_db = NULL;
- s8 lna2G_gain_db[] = { -5, 6, 10, 14 };
- s8 lna2G_gain_db_rev5[] = { -3, 7, 11, 16 };
- s8 lna2G_gain_db_rev6[] = { -5, 6, 10, 14 };
- s8 lna2G_gain_db_rev6_224B0[] = { -5, 6, 10, 15 };
- s8 lna2A_gain_db[] = { -6, 2, 6, 10 };
- s8 lna2A_gain_db_rev4[] = { -5, 2, 6, 10 };
- s8 lna2A_gain_db_rev5[] = { -7, 0, 4, 8 };
- s8 lna2A_gain_db_rev6[] = { -7, 0, 4, 8 };
- s8 *lna2_gain_db = NULL;
- s8 tiaG_gain_db[] = {
+ static const u8 rfseq_updategainu_dlys[] = { 10, 30, 1 };
+ static const s8 lna1G_gain_db[] = { 7, 11, 16, 23 };
+ static const s8 lna1G_gain_db_rev4[] = { 8, 12, 17, 25 };
+ static const s8 lna1G_gain_db_rev5[] = { 9, 13, 18, 26 };
+ static const s8 lna1G_gain_db_rev6[] = { 8, 13, 18, 25 };
+ static const s8 lna1G_gain_db_rev6_224B0[] = { 10, 14, 19, 27 };
+ static const s8 lna1A_gain_db[] = { 7, 11, 17, 23 };
+ static const s8 lna1A_gain_db_rev4[] = { 8, 12, 18, 23 };
+ static const s8 lna1A_gain_db_rev5[] = { 6, 10, 16, 21 };
+ static const s8 lna1A_gain_db_rev6[] = { 6, 10, 16, 21 };
+ const s8 *lna1_gain_db = NULL;
+ static const s8 lna2G_gain_db[] = { -5, 6, 10, 14 };
+ static const s8 lna2G_gain_db_rev5[] = { -3, 7, 11, 16 };
+ static const s8 lna2G_gain_db_rev6[] = { -5, 6, 10, 14 };
+ static const s8 lna2G_gain_db_rev6_224B0[] = { -5, 6, 10, 15 };
+ static const s8 lna2A_gain_db[] = { -6, 2, 6, 10 };
+ static const s8 lna2A_gain_db_rev4[] = { -5, 2, 6, 10 };
+ static const s8 lna2A_gain_db_rev5[] = { -7, 0, 4, 8 };
+ static const s8 lna2A_gain_db_rev6[] = { -7, 0, 4, 8 };
+ const s8 *lna2_gain_db = NULL;
+ static const s8 tiaG_gain_db[] = {
0x0A, 0x0A, 0x0A, 0x0A, 0x0A, 0x0A, 0x0A, 0x0A, 0x0A, 0x0A };
- s8 tiaA_gain_db[] = {
+ static const s8 tiaA_gain_db[] = {
0x13, 0x13, 0x13, 0x13, 0x13, 0x13, 0x13, 0x13, 0x13, 0x13 };
- s8 tiaA_gain_db_rev4[] = {
+ static const s8 tiaA_gain_db_rev4[] = {
0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d };
- s8 tiaA_gain_db_rev5[] = {
+ static const s8 tiaA_gain_db_rev5[] = {
0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d };
- s8 tiaA_gain_db_rev6[] = {
+ static const s8 tiaA_gain_db_rev6[] = {
0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d };
- s8 *tia_gain_db;
- s8 tiaG_gainbits[] = {
+ const s8 *tia_gain_db;
+ static const s8 tiaG_gainbits[] = {
0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03 };
- s8 tiaA_gainbits[] = {
+ static const s8 tiaA_gainbits[] = {
0x06, 0x06, 0x06, 0x06, 0x06, 0x06, 0x06, 0x06, 0x06, 0x06 };
- s8 tiaA_gainbits_rev4[] = {
+ static const s8 tiaA_gainbits_rev4[] = {
0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04 };
- s8 tiaA_gainbits_rev5[] = {
+ static const s8 tiaA_gainbits_rev5[] = {
0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04 };
- s8 tiaA_gainbits_rev6[] = {
+ static const s8 tiaA_gainbits_rev6[] = {
0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04 };
- s8 *tia_gainbits;
- s8 lpf_gain_db[] = { 0x00, 0x06, 0x0c, 0x12, 0x12, 0x12 };
- s8 lpf_gainbits[] = { 0x00, 0x01, 0x02, 0x03, 0x03, 0x03 };
- u16 rfseqG_init_gain[] = { 0x613f, 0x613f, 0x613f, 0x613f };
- u16 rfseqG_init_gain_rev4[] = { 0x513f, 0x513f, 0x513f, 0x513f };
- u16 rfseqG_init_gain_rev5[] = { 0x413f, 0x413f, 0x413f, 0x413f };
- u16 rfseqG_init_gain_rev5_elna[] = {
+ const s8 *tia_gainbits;
+ static const s8 lpf_gain_db[] = { 0x00, 0x06, 0x0c, 0x12, 0x12, 0x12 };
+ static const s8 lpf_gainbits[] = { 0x00, 0x01, 0x02, 0x03, 0x03, 0x03 };
+ static const u16 rfseqG_init_gain[] = { 0x613f, 0x613f, 0x613f, 0x613f };
+ static const u16 rfseqG_init_gain_rev4[] = { 0x513f, 0x513f, 0x513f, 0x513f };
+ static const u16 rfseqG_init_gain_rev5[] = { 0x413f, 0x413f, 0x413f, 0x413f };
+ static const u16 rfseqG_init_gain_rev5_elna[] = {
0x013f, 0x013f, 0x013f, 0x013f };
- u16 rfseqG_init_gain_rev6[] = { 0x513f, 0x513f };
- u16 rfseqG_init_gain_rev6_224B0[] = { 0x413f, 0x413f };
- u16 rfseqG_init_gain_rev6_elna[] = { 0x113f, 0x113f };
- u16 rfseqA_init_gain[] = { 0x516f, 0x516f, 0x516f, 0x516f };
- u16 rfseqA_init_gain_rev4[] = { 0x614f, 0x614f, 0x614f, 0x614f };
- u16 rfseqA_init_gain_rev4_elna[] = {
+ static const u16 rfseqG_init_gain_rev6[] = { 0x513f, 0x513f };
+ static const u16 rfseqG_init_gain_rev6_224B0[] = { 0x413f, 0x413f };
+ static const u16 rfseqG_init_gain_rev6_elna[] = { 0x113f, 0x113f };
+ static const u16 rfseqA_init_gain[] = { 0x516f, 0x516f, 0x516f, 0x516f };
+ static const u16 rfseqA_init_gain_rev4[] = { 0x614f, 0x614f, 0x614f, 0x614f };
+ static const u16 rfseqA_init_gain_rev4_elna[] = {
0x314f, 0x314f, 0x314f, 0x314f };
- u16 rfseqA_init_gain_rev5[] = { 0x714f, 0x714f, 0x714f, 0x714f };
- u16 rfseqA_init_gain_rev6[] = { 0x714f, 0x714f };
- u16 *rfseq_init_gain;
+ static const u16 rfseqA_init_gain_rev5[] = { 0x714f, 0x714f, 0x714f, 0x714f };
+ static const u16 rfseqA_init_gain_rev6[] = { 0x714f, 0x714f };
+ const u16 *rfseq_init_gain;
u16 initG_gaincode = 0x627e;
u16 initG_gaincode_rev4 = 0x527e;
u16 initG_gaincode_rev5 = 0x427e;
@@ -15538,10 +15535,10 @@ static void wlc_phy_workarounds_nphy_gainctrl(struct brcms_phy *pi)
u16 clip1mdA_gaincode_rev6 = 0x2084;
u16 clip1md_gaincode = 0;
u16 clip1loG_gaincode = 0x0074;
- u16 clip1loG_gaincode_rev5[] = {
+ static const u16 clip1loG_gaincode_rev5[] = {
0x0062, 0x0064, 0x006a, 0x106a, 0x106c, 0x1074, 0x107c, 0x207c
};
- u16 clip1loG_gaincode_rev6[] = {
+ static const u16 clip1loG_gaincode_rev6[] = {
0x106a, 0x106c, 0x1074, 0x107c, 0x007e, 0x107e, 0x207e, 0x307e
};
u16 clip1loG_gaincode_rev6_224B0 = 0x1074;
@@ -16066,7 +16063,7 @@ static void wlc_phy_workarounds_nphy_gainctrl(struct brcms_phy *pi)
static void wlc_phy_workarounds_nphy(struct brcms_phy *pi)
{
- u8 rfseq_rx2tx_events[] = {
+ static const u8 rfseq_rx2tx_events[] = {
NPHY_RFSEQ_CMD_NOP,
NPHY_RFSEQ_CMD_RXG_FBW,
NPHY_RFSEQ_CMD_TR_SWITCH,
@@ -16076,7 +16073,7 @@ static void wlc_phy_workarounds_nphy(struct brcms_phy *pi)
NPHY_RFSEQ_CMD_EXT_PA
};
u8 rfseq_rx2tx_dlys[] = { 8, 6, 6, 2, 4, 60, 1 };
- u8 rfseq_tx2rx_events[] = {
+ static const u8 rfseq_tx2rx_events[] = {
NPHY_RFSEQ_CMD_NOP,
NPHY_RFSEQ_CMD_EXT_PA,
NPHY_RFSEQ_CMD_TX_GAIN,
@@ -16085,8 +16082,8 @@ static void wlc_phy_workarounds_nphy(struct brcms_phy *pi)
NPHY_RFSEQ_CMD_RXG_FBW,
NPHY_RFSEQ_CMD_CLR_HIQ_DIS
};
- u8 rfseq_tx2rx_dlys[] = { 8, 6, 2, 4, 4, 6, 1 };
- u8 rfseq_tx2rx_events_rev3[] = {
+ static const u8 rfseq_tx2rx_dlys[] = { 8, 6, 2, 4, 4, 6, 1 };
+ static const u8 rfseq_tx2rx_events_rev3[] = {
NPHY_REV3_RFSEQ_CMD_EXT_PA,
NPHY_REV3_RFSEQ_CMD_INT_PA_PU,
NPHY_REV3_RFSEQ_CMD_TX_GAIN,
@@ -16096,7 +16093,7 @@ static void wlc_phy_workarounds_nphy(struct brcms_phy *pi)
NPHY_REV3_RFSEQ_CMD_CLR_HIQ_DIS,
NPHY_REV3_RFSEQ_CMD_END
};
- u8 rfseq_tx2rx_dlys_rev3[] = { 8, 4, 2, 2, 4, 4, 6, 1 };
+ static const u8 rfseq_tx2rx_dlys_rev3[] = { 8, 4, 2, 2, 4, 4, 6, 1 };
u8 rfseq_rx2tx_events_rev3[] = {
NPHY_REV3_RFSEQ_CMD_NOP,
NPHY_REV3_RFSEQ_CMD_RXG_FBW,
@@ -16110,7 +16107,7 @@ static void wlc_phy_workarounds_nphy(struct brcms_phy *pi)
};
u8 rfseq_rx2tx_dlys_rev3[] = { 8, 6, 6, 4, 4, 18, 42, 1, 1 };
- u8 rfseq_rx2tx_events_rev3_ipa[] = {
+ static const u8 rfseq_rx2tx_events_rev3_ipa[] = {
NPHY_REV3_RFSEQ_CMD_NOP,
NPHY_REV3_RFSEQ_CMD_RXG_FBW,
NPHY_REV3_RFSEQ_CMD_TR_SWITCH,
@@ -16121,15 +16118,15 @@ static void wlc_phy_workarounds_nphy(struct brcms_phy *pi)
NPHY_REV3_RFSEQ_CMD_INT_PA_PU,
NPHY_REV3_RFSEQ_CMD_END
};
- u8 rfseq_rx2tx_dlys_rev3_ipa[] = { 8, 6, 6, 4, 4, 16, 43, 1, 1 };
- u16 rfseq_rx2tx_dacbufpu_rev7[] = { 0x10f, 0x10f };
+ static const u8 rfseq_rx2tx_dlys_rev3_ipa[] = { 8, 6, 6, 4, 4, 16, 43, 1, 1 };
+ static const u16 rfseq_rx2tx_dacbufpu_rev7[] = { 0x10f, 0x10f };
s16 alpha0, alpha1, alpha2;
s16 beta0, beta1, beta2;
u32 leg_data_weights, ht_data_weights, nss1_data_weights,
stbc_data_weights;
u8 chan_freq_range = 0;
- u16 dac_control = 0x0002;
+ static const u16 dac_control = 0x0002;
u16 aux_adc_vmid_rev7_core0[] = { 0x8e, 0x96, 0x96, 0x96 };
u16 aux_adc_vmid_rev7_core1[] = { 0x8f, 0x9f, 0x9f, 0x96 };
u16 aux_adc_vmid_rev4[] = { 0xa2, 0xb4, 0xb4, 0x89 };
@@ -16139,8 +16136,8 @@ static void wlc_phy_workarounds_nphy(struct brcms_phy *pi)
u16 aux_adc_gain_rev4[] = { 0x02, 0x02, 0x02, 0x00 };
u16 aux_adc_gain_rev3[] = { 0x02, 0x02, 0x02, 0x00 };
u16 *aux_adc_gain;
- u16 sk_adc_vmid[] = { 0xb4, 0xb4, 0xb4, 0x24 };
- u16 sk_adc_gain[] = { 0x02, 0x02, 0x02, 0x02 };
+ static const u16 sk_adc_vmid[] = { 0xb4, 0xb4, 0xb4, 0x24 };
+ static const u16 sk_adc_gain[] = { 0x02, 0x02, 0x02, 0x02 };
s32 min_nvar_val = 0x18d;
s32 min_nvar_offset_6mbps = 20;
u8 pdetrange;
@@ -16151,9 +16148,9 @@ static void wlc_phy_workarounds_nphy(struct brcms_phy *pi)
u16 rfseq_rx2tx_lpf_h_hpc_rev7 = 0x77;
u16 rfseq_tx2rx_lpf_h_hpc_rev7 = 0x77;
u16 rfseq_pktgn_lpf_h_hpc_rev7 = 0x77;
- u16 rfseq_htpktgn_lpf_hpc_rev7[] = { 0x77, 0x11, 0x11 };
- u16 rfseq_pktgn_lpf_hpc_rev7[] = { 0x11, 0x11 };
- u16 rfseq_cckpktgn_lpf_hpc_rev7[] = { 0x11, 0x11 };
+ static const u16 rfseq_htpktgn_lpf_hpc_rev7[] = { 0x77, 0x11, 0x11 };
+ static const u16 rfseq_pktgn_lpf_hpc_rev7[] = { 0x11, 0x11 };
+ static const u16 rfseq_cckpktgn_lpf_hpc_rev7[] = { 0x11, 0x11 };
u16 ipalvlshift_3p3_war_en = 0;
u16 rccal_bcap_val, rccal_scap_val;
u16 rccal_tx20_11b_bcap = 0;
@@ -24291,13 +24288,13 @@ static void wlc_phy_update_txcal_ladder_nphy(struct brcms_phy *pi, u16 core)
u16 bbmult;
u16 tblentry;
- struct nphy_txiqcal_ladder ladder_lo[] = {
+ static const struct nphy_txiqcal_ladder ladder_lo[] = {
{3, 0}, {4, 0}, {6, 0}, {9, 0}, {13, 0}, {18, 0},
{25, 0}, {25, 1}, {25, 2}, {25, 3}, {25, 4}, {25, 5},
{25, 6}, {25, 7}, {35, 7}, {50, 7}, {71, 7}, {100, 7}
};
- struct nphy_txiqcal_ladder ladder_iq[] = {
+ static const struct nphy_txiqcal_ladder ladder_iq[] = {
{3, 0}, {4, 0}, {6, 0}, {9, 0}, {13, 0}, {18, 0},
{25, 0}, {35, 0}, {50, 0}, {71, 0}, {100, 0}, {100, 1},
{100, 2}, {100, 3}, {100, 4}, {100, 5}, {100, 6}, {100, 7}
@@ -25773,67 +25770,67 @@ wlc_phy_cal_txiqlo_nphy(struct brcms_phy *pi, struct nphy_txgains target_gain,
u16 cal_gain[2];
struct nphy_iqcal_params cal_params[2];
u32 tbl_len;
- void *tbl_ptr;
+ const void *tbl_ptr;
bool ladder_updated[2];
u8 mphase_cal_lastphase = 0;
int bcmerror = 0;
bool phyhang_avoid_state = false;
- u16 tbl_tx_iqlo_cal_loft_ladder_20[] = {
+ static const u16 tbl_tx_iqlo_cal_loft_ladder_20[] = {
0x0300, 0x0500, 0x0700, 0x0900, 0x0d00, 0x1100, 0x1900, 0x1901,
0x1902,
0x1903, 0x1904, 0x1905, 0x1906, 0x1907, 0x2407, 0x3207, 0x4607,
0x6407
};
- u16 tbl_tx_iqlo_cal_iqimb_ladder_20[] = {
+ static const u16 tbl_tx_iqlo_cal_iqimb_ladder_20[] = {
0x0200, 0x0300, 0x0600, 0x0900, 0x0d00, 0x1100, 0x1900, 0x2400,
0x3200,
0x4600, 0x6400, 0x6401, 0x6402, 0x6403, 0x6404, 0x6405, 0x6406,
0x6407
};
- u16 tbl_tx_iqlo_cal_loft_ladder_40[] = {
+ static const u16 tbl_tx_iqlo_cal_loft_ladder_40[] = {
0x0200, 0x0300, 0x0400, 0x0700, 0x0900, 0x0c00, 0x1200, 0x1201,
0x1202,
0x1203, 0x1204, 0x1205, 0x1206, 0x1207, 0x1907, 0x2307, 0x3207,
0x4707
};
- u16 tbl_tx_iqlo_cal_iqimb_ladder_40[] = {
+ static const u16 tbl_tx_iqlo_cal_iqimb_ladder_40[] = {
0x0100, 0x0200, 0x0400, 0x0700, 0x0900, 0x0c00, 0x1200, 0x1900,
0x2300,
0x3200, 0x4700, 0x4701, 0x4702, 0x4703, 0x4704, 0x4705, 0x4706,
0x4707
};
- u16 tbl_tx_iqlo_cal_startcoefs[] = {
+ static const u16 tbl_tx_iqlo_cal_startcoefs[] = {
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000
};
- u16 tbl_tx_iqlo_cal_cmds_fullcal[] = {
+ static const u16 tbl_tx_iqlo_cal_cmds_fullcal[] = {
0x8123, 0x8264, 0x8086, 0x8245, 0x8056,
0x9123, 0x9264, 0x9086, 0x9245, 0x9056
};
- u16 tbl_tx_iqlo_cal_cmds_recal[] = {
+ static const u16 tbl_tx_iqlo_cal_cmds_recal[] = {
0x8101, 0x8253, 0x8053, 0x8234, 0x8034,
0x9101, 0x9253, 0x9053, 0x9234, 0x9034
};
- u16 tbl_tx_iqlo_cal_startcoefs_nphyrev3[] = {
+ static const u16 tbl_tx_iqlo_cal_startcoefs_nphyrev3[] = {
0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000
};
- u16 tbl_tx_iqlo_cal_cmds_fullcal_nphyrev3[] = {
+ static const u16 tbl_tx_iqlo_cal_cmds_fullcal_nphyrev3[] = {
0x8434, 0x8334, 0x8084, 0x8267, 0x8056, 0x8234,
0x9434, 0x9334, 0x9084, 0x9267, 0x9056, 0x9234
};
- u16 tbl_tx_iqlo_cal_cmds_recal_nphyrev3[] = {
+ static const u16 tbl_tx_iqlo_cal_cmds_recal_nphyrev3[] = {
0x8423, 0x8323, 0x8073, 0x8256, 0x8045, 0x8223,
0x9423, 0x9323, 0x9073, 0x9256, 0x9045, 0x9223
};
diff --git a/drivers/net/wireless/cisco/airo.h b/drivers/net/wireless/cisco/airo.h
index e480adf86be6..8a02977a2e2b 100644
--- a/drivers/net/wireless/cisco/airo.h
+++ b/drivers/net/wireless/cisco/airo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _AIRO_H_
#define _AIRO_H_
diff --git a/drivers/net/wireless/intel/ipw2x00/Makefile b/drivers/net/wireless/intel/ipw2x00/Makefile
index aecd2cff462b..e1ec50359dff 100644
--- a/drivers/net/wireless/intel/ipw2x00/Makefile
+++ b/drivers/net/wireless/intel/ipw2x00/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Intel Centrino wireless drivers
#
diff --git a/drivers/net/wireless/intel/iwlegacy/Makefile b/drivers/net/wireless/intel/iwlegacy/Makefile
index c826a6b985bb..c5ad0453b334 100644
--- a/drivers/net/wireless/intel/iwlegacy/Makefile
+++ b/drivers/net/wireless/intel/iwlegacy/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_IWLEGACY) += iwlegacy.o
iwlegacy-objs := common.o
iwlegacy-$(CONFIG_IWLEGACY_DEBUGFS) += debug.o
diff --git a/drivers/net/wireless/intel/iwlwifi/Makefile b/drivers/net/wireless/intel/iwlwifi/Makefile
index 35a32a3ec882..595b26b66bfc 100644
--- a/drivers/net/wireless/intel/iwlwifi/Makefile
+++ b/drivers/net/wireless/intel/iwlwifi/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# common
obj-$(CONFIG_IWLWIFI) += iwlwifi.o
iwlwifi-objs += iwl-io.o
diff --git a/drivers/net/wireless/intel/iwlwifi/cfg/7000.c b/drivers/net/wireless/intel/iwlwifi/cfg/7000.c
index 45e2efc70d19..ce741beec1fc 100644
--- a/drivers/net/wireless/intel/iwlwifi/cfg/7000.c
+++ b/drivers/net/wireless/intel/iwlwifi/cfg/7000.c
@@ -309,6 +309,7 @@ const struct iwl_cfg iwl3168_2ac_cfg = {
.nvm_calib_ver = IWL3168_TX_POWER_VERSION,
.pwr_tx_backoffs = iwl7265_pwr_tx_backoffs,
.dccm_len = IWL7265_DCCM_LEN,
+ .nvm_type = IWL_NVM_SDP,
};
const struct iwl_cfg iwl7265_2ac_cfg = {
diff --git a/drivers/net/wireless/intel/iwlwifi/cfg/8000.c b/drivers/net/wireless/intel/iwlwifi/cfg/8000.c
index 2e6c52664cee..c2a5936ccede 100644
--- a/drivers/net/wireless/intel/iwlwifi/cfg/8000.c
+++ b/drivers/net/wireless/intel/iwlwifi/cfg/8000.c
@@ -164,7 +164,7 @@ static const struct iwl_tt_params iwl8000_tt_params = {
.default_nvm_file_C_step = DEFAULT_NVM_FILE_FAMILY_8000C, \
.thermal_params = &iwl8000_tt_params, \
.apmg_not_supported = true, \
- .ext_nvm = true, \
+ .nvm_type = IWL_NVM_EXT, \
.dbgc_supported = true
#define IWL_DEVICE_8000 \
diff --git a/drivers/net/wireless/intel/iwlwifi/cfg/9000.c b/drivers/net/wireless/intel/iwlwifi/cfg/9000.c
index 2babe0a1f18b..e8b5ff42f5a8 100644
--- a/drivers/net/wireless/intel/iwlwifi/cfg/9000.c
+++ b/drivers/net/wireless/intel/iwlwifi/cfg/9000.c
@@ -148,7 +148,7 @@ static const struct iwl_tt_params iwl9000_tt_params = {
.vht_mu_mimo_supported = true, \
.mac_addr_from_csr = true, \
.rf_id = true, \
- .ext_nvm = true, \
+ .nvm_type = IWL_NVM_EXT, \
.dbgc_supported = true
const struct iwl_cfg iwl9160_2ac_cfg = {
diff --git a/drivers/net/wireless/intel/iwlwifi/cfg/a000.c b/drivers/net/wireless/intel/iwlwifi/cfg/a000.c
index 76ba1f8bc72f..a440140ed8dd 100644
--- a/drivers/net/wireless/intel/iwlwifi/cfg/a000.c
+++ b/drivers/net/wireless/intel/iwlwifi/cfg/a000.c
@@ -133,7 +133,7 @@ static const struct iwl_ht_params iwl_a000_ht_params = {
.use_tfh = true, \
.rf_id = true, \
.gen2 = true, \
- .ext_nvm = true, \
+ .nvm_type = IWL_NVM_EXT, \
.dbgc_supported = true
const struct iwl_cfg iwla000_2ac_cfg_hr = {
diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/Makefile b/drivers/net/wireless/intel/iwlwifi/dvm/Makefile
index b256a354953a..702d42b2d452 100644
--- a/drivers/net/wireless/intel/iwlwifi/dvm/Makefile
+++ b/drivers/net/wireless/intel/iwlwifi/dvm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# DVM
obj-$(CONFIG_IWLDVM) += iwldvm.o
iwldvm-objs += main.o rs.o mac80211.o ucode.o tx.o
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/nvm-reg.h b/drivers/net/wireless/intel/iwlwifi/fw/api/nvm-reg.h
index 00bc7a25dece..3fd07bc80f54 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/api/nvm-reg.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/api/nvm-reg.h
@@ -108,6 +108,7 @@ enum iwl_nvm_access_target {
* @NVM_SECTION_TYPE_REGULATORY: regulatory section
* @NVM_SECTION_TYPE_CALIBRATION: calibration section
* @NVM_SECTION_TYPE_PRODUCTION: production section
+ * @NVM_SECTION_TYPE_REGULATORY_SDP: regulatory section used by 3168 series
* @NVM_SECTION_TYPE_MAC_OVERRIDE: MAC override section
* @NVM_SECTION_TYPE_PHY_SKU: PHY SKU section
* @NVM_MAX_NUM_SECTIONS: number of sections
@@ -117,6 +118,7 @@ enum iwl_nvm_section_type {
NVM_SECTION_TYPE_REGULATORY = 3,
NVM_SECTION_TYPE_CALIBRATION = 4,
NVM_SECTION_TYPE_PRODUCTION = 5,
+ NVM_SECTION_TYPE_REGULATORY_SDP = 8,
NVM_SECTION_TYPE_MAC_OVERRIDE = 11,
NVM_SECTION_TYPE_PHY_SKU = 12,
NVM_MAX_NUM_SECTIONS = 13,
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
index 6afc7a799892..f5dd7d83cd0a 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
+++ b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
@@ -1086,7 +1086,7 @@ void iwl_fw_error_dump_wk(struct work_struct *work)
if (fwrt->trans->cfg->device_family == IWL_DEVICE_FAMILY_7000) {
/* stop recording */
- iwl_set_bits_prph(fwrt->trans, MON_BUFF_SAMPLE_CTL, 0x100);
+ iwl_fw_dbg_stop_recording(fwrt);
iwl_fw_error_dump(fwrt);
@@ -1104,10 +1104,7 @@ void iwl_fw_error_dump_wk(struct work_struct *work)
u32 in_sample = iwl_read_prph(fwrt->trans, DBGC_IN_SAMPLE);
u32 out_ctrl = iwl_read_prph(fwrt->trans, DBGC_OUT_CTRL);
- /* stop recording */
- iwl_write_prph(fwrt->trans, DBGC_IN_SAMPLE, 0);
- udelay(100);
- iwl_write_prph(fwrt->trans, DBGC_OUT_CTRL, 0);
+ iwl_fw_dbg_stop_recording(fwrt);
/* wait before we collect the data till the DBGC stop */
udelay(500);
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dbg.h b/drivers/net/wireless/intel/iwlwifi/fw/dbg.h
index 0f810ea89d31..9c889a32fe24 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/dbg.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/dbg.h
@@ -68,6 +68,8 @@
#include <linux/workqueue.h>
#include <net/cfg80211.h>
#include "runtime.h"
+#include "iwl-prph.h"
+#include "iwl-io.h"
#include "file.h"
#include "error-dump.h"
@@ -194,8 +196,21 @@ _iwl_fw_dbg_trigger_simple_stop(struct iwl_fw_runtime *fwrt,
iwl_fw_dbg_get_trigger((fwrt)->fw,\
(trig)))
+static inline void iwl_fw_dbg_stop_recording(struct iwl_fw_runtime *fwrt)
+{
+ if (fwrt->trans->cfg->device_family == IWL_DEVICE_FAMILY_7000) {
+ iwl_set_bits_prph(fwrt->trans, MON_BUFF_SAMPLE_CTL, 0x100);
+ } else {
+ iwl_write_prph(fwrt->trans, DBGC_IN_SAMPLE, 0);
+ udelay(100);
+ iwl_write_prph(fwrt->trans, DBGC_OUT_CTRL, 0);
+ }
+}
+
static inline void iwl_fw_dump_conf_clear(struct iwl_fw_runtime *fwrt)
{
+ iwl_fw_dbg_stop_recording(fwrt);
+
fwrt->dump.conf = FW_DBG_INVALID;
}
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-config.h b/drivers/net/wireless/intel/iwlwifi/iwl-config.h
index 3e057b539d5b..71cb1ecde0f7 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-config.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-config.h
@@ -108,6 +108,18 @@ enum iwl_led_mode {
IWL_LED_DISABLE,
};
+/**
+ * enum iwl_nvm_type - nvm formats
+ * @IWL_NVM: the regular format
+ * @IWL_NVM_EXT: extended NVM format
+ * @IWL_NVM_SDP: NVM format used by 3168 series
+ */
+enum iwl_nvm_type {
+ IWL_NVM,
+ IWL_NVM_EXT,
+ IWL_NVM_SDP,
+};
+
/*
* This is the threshold value of plcp error rate per 100mSecs. It is
* used to set and check for the validity of plcp_delta.
@@ -320,7 +332,7 @@ struct iwl_pwr_tx_backoff {
* @integrated: discrete or integrated
* @gen2: a000 and on transport operation
* @cdb: CDB support
- * @ext_nvm: extended NVM format
+ * @nvm_type: see &enum iwl_nvm_type
*
* We enable the driver to be backward compatible wrt. hardware features.
* API differences in uCode shouldn't be handled here but through TLVs
@@ -342,6 +354,7 @@ struct iwl_cfg {
const struct iwl_tt_params *thermal_params;
enum iwl_device_family device_family;
enum iwl_led_mode led_mode;
+ enum iwl_nvm_type nvm_type;
u32 max_data_size;
u32 max_inst_size;
netdev_features_t features;
@@ -369,7 +382,6 @@ struct iwl_cfg {
use_tfh:1,
gen2:1,
cdb:1,
- ext_nvm:1,
dbgc_supported:1;
u8 valid_tx_ant;
u8 valid_rx_ant;
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c
index 3014beef4873..c3a5d8ccc95e 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c
@@ -77,7 +77,7 @@
#include "iwl-csr.h"
/* NVM offsets (in words) definitions */
-enum wkp_nvm_offsets {
+enum nvm_offsets {
/* NVM HW-Section offset (in words) definitions */
SUBSYSTEM_ID = 0x0A,
HW_ADDR = 0x15,
@@ -92,7 +92,10 @@ enum wkp_nvm_offsets {
/* NVM calibration section offset (in words) definitions */
NVM_CALIB_SECTION = 0x2B8,
- XTAL_CALIB = 0x316 - NVM_CALIB_SECTION
+ XTAL_CALIB = 0x316 - NVM_CALIB_SECTION,
+
+ /* NVM REGULATORY -Section offset (in words) definitions */
+ NVM_CHANNELS_SDP = 0,
};
enum ext_nvm_offsets {
@@ -206,8 +209,36 @@ enum iwl_nvm_channel_flags {
NVM_CHANNEL_DC_HIGH = BIT(12),
};
+static inline void iwl_nvm_print_channel_flags(struct device *dev, u32 level,
+ int chan, u16 flags)
+{
#define CHECK_AND_PRINT_I(x) \
- ((ch_flags & NVM_CHANNEL_##x) ? # x " " : "")
+ ((flags & NVM_CHANNEL_##x) ? " " #x : "")
+
+ if (!(flags & NVM_CHANNEL_VALID)) {
+ IWL_DEBUG_DEV(dev, level, "Ch. %d: 0x%x: No traffic\n",
+ chan, flags);
+ return;
+ }
+
+ /* Note: already can print up to 101 characters, 110 is the limit! */
+ IWL_DEBUG_DEV(dev, level,
+ "Ch. %d: 0x%x:%s%s%s%s%s%s%s%s%s%s%s%s\n",
+ chan, flags,
+ CHECK_AND_PRINT_I(VALID),
+ CHECK_AND_PRINT_I(IBSS),
+ CHECK_AND_PRINT_I(ACTIVE),
+ CHECK_AND_PRINT_I(RADAR),
+ CHECK_AND_PRINT_I(INDOOR_ONLY),
+ CHECK_AND_PRINT_I(GO_CONCURRENT),
+ CHECK_AND_PRINT_I(UNIFORM),
+ CHECK_AND_PRINT_I(20MHZ),
+ CHECK_AND_PRINT_I(40MHZ),
+ CHECK_AND_PRINT_I(80MHZ),
+ CHECK_AND_PRINT_I(160MHZ),
+ CHECK_AND_PRINT_I(DC_HIGH));
+#undef CHECK_AND_PRINT_I
+}
static u32 iwl_get_channel_flags(u8 ch_num, int ch_idx, bool is_5ghz,
u16 nvm_flags, const struct iwl_cfg *cfg)
@@ -215,7 +246,7 @@ static u32 iwl_get_channel_flags(u8 ch_num, int ch_idx, bool is_5ghz,
u32 flags = IEEE80211_CHAN_NO_HT40;
u32 last_5ghz_ht = LAST_5GHZ_HT;
- if (cfg->ext_nvm)
+ if (cfg->nvm_type == IWL_NVM_EXT)
last_5ghz_ht = LAST_5GHZ_HT_FAMILY_8000;
if (!is_5ghz && (nvm_flags & NVM_CHANNEL_40MHZ)) {
@@ -268,7 +299,7 @@ static int iwl_init_channel_map(struct device *dev, const struct iwl_cfg *cfg,
int num_of_ch, num_2ghz_channels;
const u8 *nvm_chan;
- if (!cfg->ext_nvm) {
+ if (cfg->nvm_type != IWL_NVM_EXT) {
num_of_ch = IWL_NUM_CHANNELS;
nvm_chan = &iwl_nvm_channels[0];
num_2ghz_channels = NUM_2GHZ_CHANNELS;
@@ -302,12 +333,8 @@ static int iwl_init_channel_map(struct device *dev, const struct iwl_cfg *cfg,
* supported, hence we still want to add them to
* the list of supported channels to cfg80211.
*/
- IWL_DEBUG_EEPROM(dev,
- "Ch. %d Flags %x [%sGHz] - No traffic\n",
- nvm_chan[ch_idx],
- ch_flags,
- (ch_idx >= num_2ghz_channels) ?
- "5.2" : "2.4");
+ iwl_nvm_print_channel_flags(dev, IWL_DL_EEPROM,
+ nvm_chan[ch_idx], ch_flags);
continue;
}
@@ -337,27 +364,10 @@ static int iwl_init_channel_map(struct device *dev, const struct iwl_cfg *cfg,
else
channel->flags = 0;
- IWL_DEBUG_EEPROM(dev,
- "Ch. %d [%sGHz] flags 0x%x %s%s%s%s%s%s%s%s%s%s%s%s(%ddBm): Ad-Hoc %ssupported\n",
- channel->hw_value,
- is_5ghz ? "5.2" : "2.4",
- ch_flags,
- CHECK_AND_PRINT_I(VALID),
- CHECK_AND_PRINT_I(IBSS),
- CHECK_AND_PRINT_I(ACTIVE),
- CHECK_AND_PRINT_I(RADAR),
- CHECK_AND_PRINT_I(INDOOR_ONLY),
- CHECK_AND_PRINT_I(GO_CONCURRENT),
- CHECK_AND_PRINT_I(UNIFORM),
- CHECK_AND_PRINT_I(20MHZ),
- CHECK_AND_PRINT_I(40MHZ),
- CHECK_AND_PRINT_I(80MHZ),
- CHECK_AND_PRINT_I(160MHZ),
- CHECK_AND_PRINT_I(DC_HIGH),
- channel->max_power,
- ((ch_flags & NVM_CHANNEL_IBSS) &&
- !(ch_flags & NVM_CHANNEL_RADAR))
- ? "" : "not ");
+ iwl_nvm_print_channel_flags(dev, IWL_DL_EEPROM,
+ channel->hw_value, ch_flags);
+ IWL_DEBUG_EEPROM(dev, "Ch. %d: %ddBm\n",
+ channel->hw_value, channel->max_power);
}
return n_channels;
@@ -484,7 +494,7 @@ IWL_EXPORT_SYMBOL(iwl_init_sbands);
static int iwl_get_sku(const struct iwl_cfg *cfg, const __le16 *nvm_sw,
const __le16 *phy_sku)
{
- if (!cfg->ext_nvm)
+ if (cfg->nvm_type != IWL_NVM_EXT)
return le16_to_cpup(nvm_sw + SKU);
return le32_to_cpup((__le32 *)(phy_sku + SKU_FAMILY_8000));
@@ -492,7 +502,7 @@ static int iwl_get_sku(const struct iwl_cfg *cfg, const __le16 *nvm_sw,
static int iwl_get_nvm_version(const struct iwl_cfg *cfg, const __le16 *nvm_sw)
{
- if (!cfg->ext_nvm)
+ if (cfg->nvm_type != IWL_NVM_EXT)
return le16_to_cpup(nvm_sw + NVM_VERSION);
else
return le32_to_cpup((__le32 *)(nvm_sw +
@@ -502,7 +512,7 @@ static int iwl_get_nvm_version(const struct iwl_cfg *cfg, const __le16 *nvm_sw)
static int iwl_get_radio_cfg(const struct iwl_cfg *cfg, const __le16 *nvm_sw,
const __le16 *phy_sku)
{
- if (!cfg->ext_nvm)
+ if (cfg->nvm_type != IWL_NVM_EXT)
return le16_to_cpup(nvm_sw + RADIO_CFG);
return le32_to_cpup((__le32 *)(phy_sku + RADIO_CFG_FAMILY_EXT_NVM));
@@ -513,7 +523,7 @@ static int iwl_get_n_hw_addrs(const struct iwl_cfg *cfg, const __le16 *nvm_sw)
{
int n_hw_addr;
- if (!cfg->ext_nvm)
+ if (cfg->nvm_type != IWL_NVM_EXT)
return le16_to_cpup(nvm_sw + N_HW_ADDRS);
n_hw_addr = le32_to_cpup((__le32 *)(nvm_sw + N_HW_ADDRS_FAMILY_8000));
@@ -525,7 +535,7 @@ static void iwl_set_radio_cfg(const struct iwl_cfg *cfg,
struct iwl_nvm_data *data,
u32 radio_cfg)
{
- if (!cfg->ext_nvm) {
+ if (cfg->nvm_type != IWL_NVM_EXT) {
data->radio_cfg_type = NVM_RF_CFG_TYPE_MSK(radio_cfg);
data->radio_cfg_step = NVM_RF_CFG_STEP_MSK(radio_cfg);
data->radio_cfg_dash = NVM_RF_CFG_DASH_MSK(radio_cfg);
@@ -634,7 +644,7 @@ static int iwl_set_hw_address(struct iwl_trans *trans,
{
if (cfg->mac_addr_from_csr) {
iwl_set_hw_address_from_csr(trans, data);
- } else if (!cfg->ext_nvm) {
+ } else if (cfg->nvm_type != IWL_NVM_EXT) {
const u8 *hw_addr = (const u8 *)(nvm_hw + HW_ADDR);
/* The byte order is little endian 16 bit, meaning 214365 */
@@ -706,7 +716,7 @@ iwl_parse_nvm_data(struct iwl_trans *trans, const struct iwl_cfg *cfg,
u16 lar_config;
const __le16 *ch_section;
- if (!cfg->ext_nvm)
+ if (cfg->nvm_type != IWL_NVM_EXT)
data = kzalloc(sizeof(*data) +
sizeof(struct ieee80211_channel) *
IWL_NUM_CHANNELS,
@@ -740,7 +750,7 @@ iwl_parse_nvm_data(struct iwl_trans *trans, const struct iwl_cfg *cfg,
data->n_hw_addrs = iwl_get_n_hw_addrs(cfg, nvm_sw);
- if (!cfg->ext_nvm) {
+ if (cfg->nvm_type != IWL_NVM_EXT) {
/* Checking for required sections */
if (!nvm_calib) {
IWL_ERR(trans,
@@ -748,11 +758,15 @@ iwl_parse_nvm_data(struct iwl_trans *trans, const struct iwl_cfg *cfg,
kfree(data);
return NULL;
}
+
+ ch_section = cfg->nvm_type == IWL_NVM_SDP ?
+ &regulatory[NVM_CHANNELS_SDP] :
+ &nvm_sw[NVM_CHANNELS];
+
/* in family 8000 Xtal calibration values moved to OTP */
data->xtal_calib[0] = *(nvm_calib + XTAL_CALIB);
data->xtal_calib[1] = *(nvm_calib + XTAL_CALIB + 1);
lar_enabled = true;
- ch_section = &nvm_sw[NVM_CHANNELS];
} else {
u16 lar_offset = data->nvm_version < 0xE39 ?
NVM_LAR_OFFSET_OLD :
@@ -786,7 +800,7 @@ static u32 iwl_nvm_get_regdom_bw_flags(const u8 *nvm_chan,
u32 flags = NL80211_RRF_NO_HT40;
u32 last_5ghz_ht = LAST_5GHZ_HT;
- if (cfg->ext_nvm)
+ if (cfg->nvm_type == IWL_NVM_EXT)
last_5ghz_ht = LAST_5GHZ_HT_FAMILY_8000;
if (ch_idx < NUM_2GHZ_CHANNELS &&
@@ -834,7 +848,7 @@ iwl_parse_nvm_mcc_info(struct device *dev, const struct iwl_cfg *cfg,
int ch_idx;
u16 ch_flags;
u32 reg_rule_flags, prev_reg_rule_flags = 0;
- const u8 *nvm_chan = cfg->ext_nvm ?
+ const u8 *nvm_chan = cfg->nvm_type == IWL_NVM_EXT ?
iwl_ext_nvm_channels : iwl_nvm_channels;
struct ieee80211_regdomain *regd;
int size_of_regd;
@@ -843,7 +857,7 @@ iwl_parse_nvm_mcc_info(struct device *dev, const struct iwl_cfg *cfg,
int center_freq, prev_center_freq = 0;
int valid_rules = 0;
bool new_rule;
- int max_num_ch = cfg->ext_nvm ?
+ int max_num_ch = cfg->nvm_type == IWL_NVM_EXT ?
IWL_NUM_CHANNELS_EXT : IWL_NUM_CHANNELS;
if (WARN_ON_ONCE(num_of_ch > NL80211_MAX_SUPP_REG_RULES))
@@ -873,12 +887,8 @@ iwl_parse_nvm_mcc_info(struct device *dev, const struct iwl_cfg *cfg,
new_rule = false;
if (!(ch_flags & NVM_CHANNEL_VALID)) {
- IWL_DEBUG_DEV(dev, IWL_DL_LAR,
- "Ch. %d Flags %x [%sGHz] - No traffic\n",
- nvm_chan[ch_idx],
- ch_flags,
- (ch_idx >= NUM_2GHZ_CHANNELS) ?
- "5.2" : "2.4");
+ iwl_nvm_print_channel_flags(dev, IWL_DL_LAR,
+ nvm_chan[ch_idx], ch_flags);
continue;
}
@@ -914,31 +924,8 @@ iwl_parse_nvm_mcc_info(struct device *dev, const struct iwl_cfg *cfg,
prev_center_freq = center_freq;
prev_reg_rule_flags = reg_rule_flags;
- IWL_DEBUG_DEV(dev, IWL_DL_LAR,
- "Ch. %d [%sGHz] %s%s%s%s%s%s%s%s%s%s%s%s(0x%02x)\n",
- center_freq,
- band == NL80211_BAND_5GHZ ? "5.2" : "2.4",
- CHECK_AND_PRINT_I(VALID),
- CHECK_AND_PRINT_I(IBSS),
- CHECK_AND_PRINT_I(ACTIVE),
- CHECK_AND_PRINT_I(RADAR),
- CHECK_AND_PRINT_I(INDOOR_ONLY),
- CHECK_AND_PRINT_I(GO_CONCURRENT),
- CHECK_AND_PRINT_I(UNIFORM),
- CHECK_AND_PRINT_I(20MHZ),
- CHECK_AND_PRINT_I(40MHZ),
- CHECK_AND_PRINT_I(80MHZ),
- CHECK_AND_PRINT_I(160MHZ),
- CHECK_AND_PRINT_I(DC_HIGH),
- ch_flags);
- IWL_DEBUG_DEV(dev, IWL_DL_LAR,
- "Ch. %d [%sGHz] reg_flags 0x%x: %s\n",
- center_freq,
- band == NL80211_BAND_5GHZ ? "5.2" : "2.4",
- reg_rule_flags,
- ((ch_flags & NVM_CHANNEL_ACTIVE) &&
- !(ch_flags & NVM_CHANNEL_RADAR))
- ? "Ad-Hoc" : "");
+ iwl_nvm_print_channel_flags(dev, IWL_DL_LAR,
+ nvm_chan[ch_idx], ch_flags);
}
regd->n_reg_rules = valid_rules;
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/Makefile b/drivers/net/wireless/intel/iwlwifi/mvm/Makefile
index 00e6737dda72..a47635c32c11 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/Makefile
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_IWLMVM) += iwlmvm.o
iwlmvm-y += fw.o mac80211.o nvm.o ops.o phy-ctxt.o mac-ctxt.o
iwlmvm-y += utils.o rx.o rxmq.o tx.o binding.o quota.o sta.o sf.o
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
index 3bcaa82f59b2..a9ac872226fd 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
@@ -1077,6 +1077,7 @@ static void iwl_mvm_restart_cleanup(struct iwl_mvm *mvm)
mvm->vif_count = 0;
mvm->rx_ba_sessions = 0;
mvm->fwrt.dump.conf = FW_DBG_INVALID;
+ mvm->monitor_on = false;
/* keep statistics ticking */
iwl_mvm_accu_radio_stats(mvm);
@@ -1437,6 +1438,9 @@ static int iwl_mvm_mac_add_interface(struct ieee80211_hw *hw,
mvm->p2p_device_vif = vif;
}
+ if (vif->type == NL80211_IFTYPE_MONITOR)
+ mvm->monitor_on = true;
+
iwl_mvm_vif_dbgfs_register(mvm, vif);
goto out_unlock;
@@ -1526,6 +1530,9 @@ static void iwl_mvm_mac_remove_interface(struct ieee80211_hw *hw,
iwl_mvm_power_update_mac(mvm);
iwl_mvm_mac_ctxt_remove(mvm, vif);
+ if (vif->type == NL80211_IFTYPE_MONITOR)
+ mvm->monitor_on = false;
+
out_release:
mutex_unlock(&mvm->mutex);
}
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
index 83303bac0e4b..949e63418299 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
@@ -1015,6 +1015,9 @@ struct iwl_mvm {
bool drop_bcn_ap_mode;
struct delayed_work cs_tx_unblock_dwork;
+
+ /* does a monitor vif exist (only one can exist hence bool) */
+ bool monitor_on;
#ifdef CONFIG_ACPI
struct iwl_mvm_sar_profile sar_profiles[IWL_MVM_SAR_PROFILE_NUM];
struct iwl_mvm_geo_profile geo_profiles[IWL_NUM_GEO_PROFILES];
@@ -1159,7 +1162,7 @@ static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm)
* Enable LAR only if it is supported by the FW (TLV) &&
* enabled in the NVM
*/
- if (mvm->cfg->ext_nvm)
+ if (mvm->cfg->nvm_type == IWL_NVM_EXT)
return nvm_lar && tlv_lar;
else
return tlv_lar;
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/nvm.c b/drivers/net/wireless/intel/iwlwifi/mvm/nvm.c
index 422aa6be9932..fb25b6f29323 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/nvm.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/nvm.c
@@ -295,18 +295,24 @@ iwl_parse_nvm_sections(struct iwl_mvm *mvm)
const __be16 *hw;
const __le16 *sw, *calib, *regulatory, *mac_override, *phy_sku;
bool lar_enabled;
+ int regulatory_type;
/* Checking for required sections */
- if (!mvm->trans->cfg->ext_nvm) {
+ if (mvm->trans->cfg->nvm_type != IWL_NVM_EXT) {
if (!mvm->nvm_sections[NVM_SECTION_TYPE_SW].data ||
!mvm->nvm_sections[mvm->cfg->nvm_hw_section_num].data) {
IWL_ERR(mvm, "Can't parse empty OTP/NVM sections\n");
return NULL;
}
} else {
+ if (mvm->trans->cfg->nvm_type == IWL_NVM_SDP)
+ regulatory_type = NVM_SECTION_TYPE_REGULATORY_SDP;
+ else
+ regulatory_type = NVM_SECTION_TYPE_REGULATORY;
+
/* SW and REGULATORY sections are mandatory */
if (!mvm->nvm_sections[NVM_SECTION_TYPE_SW].data ||
- !mvm->nvm_sections[NVM_SECTION_TYPE_REGULATORY].data) {
+ !mvm->nvm_sections[regulatory_type].data) {
IWL_ERR(mvm,
"Can't parse empty family 8000 OTP/NVM sections\n");
return NULL;
@@ -330,11 +336,14 @@ iwl_parse_nvm_sections(struct iwl_mvm *mvm)
hw = (const __be16 *)sections[mvm->cfg->nvm_hw_section_num].data;
sw = (const __le16 *)sections[NVM_SECTION_TYPE_SW].data;
calib = (const __le16 *)sections[NVM_SECTION_TYPE_CALIBRATION].data;
- regulatory = (const __le16 *)sections[NVM_SECTION_TYPE_REGULATORY].data;
mac_override =
(const __le16 *)sections[NVM_SECTION_TYPE_MAC_OVERRIDE].data;
phy_sku = (const __le16 *)sections[NVM_SECTION_TYPE_PHY_SKU].data;
+ regulatory = mvm->trans->cfg->nvm_type == IWL_NVM_SDP ?
+ (const __le16 *)sections[NVM_SECTION_TYPE_REGULATORY_SDP].data :
+ (const __le16 *)sections[NVM_SECTION_TYPE_REGULATORY].data;
+
lar_enabled = !iwlwifi_mod_params.lar_disable &&
fw_has_capa(&mvm->fw->ucode_capa,
IWL_UCODE_TLV_CAPA_LAR_SUPPORT);
@@ -394,7 +403,7 @@ int iwl_mvm_read_external_nvm(struct iwl_mvm *mvm)
IWL_DEBUG_EEPROM(mvm->trans->dev, "Read from external NVM\n");
/* Maximal size depends on NVM version */
- if (!mvm->trans->cfg->ext_nvm)
+ if (mvm->trans->cfg->nvm_type != IWL_NVM_EXT)
max_section_size = IWL_MAX_NVM_SECTION_SIZE;
else
max_section_size = IWL_MAX_EXT_NVM_SECTION_SIZE;
@@ -465,7 +474,7 @@ int iwl_mvm_read_external_nvm(struct iwl_mvm *mvm)
break;
}
- if (!mvm->trans->cfg->ext_nvm) {
+ if (mvm->trans->cfg->nvm_type != IWL_NVM_EXT) {
section_size =
2 * NVM_WORD1_LEN(le16_to_cpu(file_sec->word1));
section_id = NVM_WORD2_ID(le16_to_cpu(file_sec->word2));
@@ -740,7 +749,7 @@ int iwl_mvm_init_mcc(struct iwl_mvm *mvm)
struct ieee80211_regdomain *regd;
char mcc[3];
- if (mvm->cfg->ext_nvm) {
+ if (mvm->cfg->nvm_type == IWL_NVM_EXT) {
tlv_lar = fw_has_capa(&mvm->fw->ucode_capa,
IWL_UCODE_TLV_CAPA_LAR_SUPPORT);
nvm_lar = mvm->nvm_data->lar_enabled;
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rx.c b/drivers/net/wireless/intel/iwlwifi/mvm/rx.c
index 184c749766f2..2d14a58cbdd7 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/rx.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/rx.c
@@ -244,7 +244,9 @@ static u32 iwl_mvm_set_mac80211_rx_flag(struct iwl_mvm *mvm,
return 0;
default:
- IWL_ERR(mvm, "Unhandled alg: 0x%x\n", rx_pkt_status);
+ /* Expected in monitor (not having the keys) */
+ if (!mvm->monitor_on)
+ IWL_ERR(mvm, "Unhandled alg: 0x%x\n", rx_pkt_status);
}
return 0;
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c
index 77f77bc5d083..248699c2c4bf 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c
@@ -277,7 +277,9 @@ static int iwl_mvm_rx_crypto(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
stats->flag |= RX_FLAG_DECRYPTED;
return 0;
default:
- IWL_ERR(mvm, "Unhandled alg: 0x%x\n", status);
+ /* Expected in monitor (not having the keys) */
+ if (!mvm->monitor_on)
+ IWL_ERR(mvm, "Unhandled alg: 0x%x\n", status);
}
return 0;
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tt.c b/drivers/net/wireless/intel/iwlwifi/mvm/tt.c
index 4d907f60bce9..1232f63278eb 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/tt.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/tt.c
@@ -631,7 +631,7 @@ static int iwl_mvm_tzone_get_temp(struct thermal_zone_device *device,
if (!iwl_mvm_firmware_running(mvm) ||
mvm->fwrt.cur_fw_img != IWL_UCODE_REGULAR) {
- ret = -EIO;
+ ret = -ENODATA;
goto out;
}
diff --git a/drivers/net/wireless/intersil/hostap/Makefile b/drivers/net/wireless/intersil/hostap/Makefile
index b8e41a702c00..ae3bb73b2d99 100644
--- a/drivers/net/wireless/intersil/hostap/Makefile
+++ b/drivers/net/wireless/intersil/hostap/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
hostap-y := hostap_80211_rx.o hostap_80211_tx.o hostap_ap.o hostap_info.o \
hostap_ioctl.o hostap_main.o hostap_proc.o
obj-$(CONFIG_HOSTAP) += hostap.o
diff --git a/drivers/net/wireless/intersil/hostap/hostap.h b/drivers/net/wireless/intersil/hostap/hostap.h
index ce8721fbc10e..8130d29c7989 100644
--- a/drivers/net/wireless/intersil/hostap/hostap.h
+++ b/drivers/net/wireless/intersil/hostap/hostap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef HOSTAP_H
#define HOSTAP_H
diff --git a/drivers/net/wireless/intersil/hostap/hostap_80211.h b/drivers/net/wireless/intersil/hostap/hostap_80211.h
index ed98ce7c8f65..1452cf6ecb07 100644
--- a/drivers/net/wireless/intersil/hostap/hostap_80211.h
+++ b/drivers/net/wireless/intersil/hostap/hostap_80211.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef HOSTAP_80211_H
#define HOSTAP_80211_H
diff --git a/drivers/net/wireless/intersil/hostap/hostap_80211_rx.c b/drivers/net/wireless/intersil/hostap/hostap_80211_rx.c
index 6d8b64ca1a63..61be822f90b5 100644
--- a/drivers/net/wireless/intersil/hostap/hostap_80211_rx.c
+++ b/drivers/net/wireless/intersil/hostap/hostap_80211_rx.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/etherdevice.h>
#include <linux/slab.h>
#include <linux/export.h>
diff --git a/drivers/net/wireless/intersil/hostap/hostap_80211_tx.c b/drivers/net/wireless/intersil/hostap/hostap_80211_tx.c
index c1b10d5117ad..c47da06945c2 100644
--- a/drivers/net/wireless/intersil/hostap/hostap_80211_tx.c
+++ b/drivers/net/wireless/intersil/hostap/hostap_80211_tx.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/slab.h>
#include <linux/export.h>
#include <linux/etherdevice.h>
diff --git a/drivers/net/wireless/intersil/hostap/hostap_ap.c b/drivers/net/wireless/intersil/hostap/hostap_ap.c
index eb9cd6fa9c4d..1a8d8db80b05 100644
--- a/drivers/net/wireless/intersil/hostap/hostap_ap.c
+++ b/drivers/net/wireless/intersil/hostap/hostap_ap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Intersil Prism2 driver with Host AP (software access point) support
* Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
diff --git a/drivers/net/wireless/intersil/hostap/hostap_ap.h b/drivers/net/wireless/intersil/hostap/hostap_ap.h
index 334e2d0b8e11..b7ac9e2f1a39 100644
--- a/drivers/net/wireless/intersil/hostap/hostap_ap.h
+++ b/drivers/net/wireless/intersil/hostap/hostap_ap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef HOSTAP_AP_H
#define HOSTAP_AP_H
diff --git a/drivers/net/wireless/intersil/hostap/hostap_common.h b/drivers/net/wireless/intersil/hostap/hostap_common.h
index 4230102ac9e4..22543538239b 100644
--- a/drivers/net/wireless/intersil/hostap/hostap_common.h
+++ b/drivers/net/wireless/intersil/hostap/hostap_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef HOSTAP_COMMON_H
#define HOSTAP_COMMON_H
diff --git a/drivers/net/wireless/intersil/hostap/hostap_config.h b/drivers/net/wireless/intersil/hostap/hostap_config.h
index 2c8f71f0ed45..3ebd55847fad 100644
--- a/drivers/net/wireless/intersil/hostap/hostap_config.h
+++ b/drivers/net/wireless/intersil/hostap/hostap_config.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef HOSTAP_CONFIG_H
#define HOSTAP_CONFIG_H
diff --git a/drivers/net/wireless/intersil/hostap/hostap_download.c b/drivers/net/wireless/intersil/hostap/hostap_download.c
index 705fe668b969..4507614a7c5a 100644
--- a/drivers/net/wireless/intersil/hostap/hostap_download.c
+++ b/drivers/net/wireless/intersil/hostap/hostap_download.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
static int prism2_enable_aux_port(struct net_device *dev, int enable)
{
u16 val, reg;
diff --git a/drivers/net/wireless/intersil/hostap/hostap_info.c b/drivers/net/wireless/intersil/hostap/hostap_info.c
index 7635ac4f6679..de8a099a9386 100644
--- a/drivers/net/wireless/intersil/hostap/hostap_info.c
+++ b/drivers/net/wireless/intersil/hostap/hostap_info.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Host AP driver Info Frame processing (part of hostap.o module) */
#include <linux/if_arp.h>
diff --git a/drivers/net/wireless/intersil/hostap/hostap_ioctl.c b/drivers/net/wireless/intersil/hostap/hostap_ioctl.c
index ff153ce29539..c1bc0a6ef300 100644
--- a/drivers/net/wireless/intersil/hostap/hostap_ioctl.c
+++ b/drivers/net/wireless/intersil/hostap/hostap_ioctl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* ioctl() (mostly Linux Wireless Extensions) routines for Host AP driver */
#include <linux/slab.h>
diff --git a/drivers/net/wireless/intersil/hostap/hostap_proc.c b/drivers/net/wireless/intersil/hostap/hostap_proc.c
index dd84557cf957..d234231bf532 100644
--- a/drivers/net/wireless/intersil/hostap/hostap_proc.c
+++ b/drivers/net/wireless/intersil/hostap/hostap_proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* /proc routines for Host AP driver */
#include <linux/types.h>
diff --git a/drivers/net/wireless/intersil/hostap/hostap_wlan.h b/drivers/net/wireless/intersil/hostap/hostap_wlan.h
index 5352adb94d50..a8c4c1a8b29d 100644
--- a/drivers/net/wireless/intersil/hostap/hostap_wlan.h
+++ b/drivers/net/wireless/intersil/hostap/hostap_wlan.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef HOSTAP_WLAN_H
#define HOSTAP_WLAN_H
diff --git a/drivers/net/wireless/intersil/orinoco/Makefile b/drivers/net/wireless/intersil/orinoco/Makefile
index b7ecef820f76..0c29c56c88d6 100644
--- a/drivers/net/wireless/intersil/orinoco/Makefile
+++ b/drivers/net/wireless/intersil/orinoco/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the orinoco wireless device drivers.
#
diff --git a/drivers/net/wireless/intersil/p54/Makefile b/drivers/net/wireless/intersil/p54/Makefile
index b542e68f1781..d71651ff904e 100644
--- a/drivers/net/wireless/intersil/p54/Makefile
+++ b/drivers/net/wireless/intersil/p54/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
p54common-objs := eeprom.o fwio.o txrx.o main.o
p54common-$(CONFIG_P54_LEDS) += led.o
diff --git a/drivers/net/wireless/marvell/libertas/Makefile b/drivers/net/wireless/marvell/libertas/Makefile
index eac72f7bd341..41b9b440a542 100644
--- a/drivers/net/wireless/marvell/libertas/Makefile
+++ b/drivers/net/wireless/marvell/libertas/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
libertas-y += cfg.o
libertas-y += cmd.o
libertas-y += cmdresp.o
diff --git a/drivers/net/wireless/marvell/libertas/cfg.c b/drivers/net/wireless/marvell/libertas/cfg.c
index 71ba2c8d09b5..9f3a7b512673 100644
--- a/drivers/net/wireless/marvell/libertas/cfg.c
+++ b/drivers/net/wireless/marvell/libertas/cfg.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Implement cfg80211 ("iw") support.
*
diff --git a/drivers/net/wireless/marvell/libertas/cfg.h b/drivers/net/wireless/marvell/libertas/cfg.h
index acccc2922401..0e48dc6d81d1 100644
--- a/drivers/net/wireless/marvell/libertas/cfg.h
+++ b/drivers/net/wireless/marvell/libertas/cfg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LBS_CFG80211_H__
#define __LBS_CFG80211_H__
diff --git a/drivers/net/wireless/marvell/libertas/cmd.h b/drivers/net/wireless/marvell/libertas/cmd.h
index 0c5444b02c64..80878561cb90 100644
--- a/drivers/net/wireless/marvell/libertas/cmd.h
+++ b/drivers/net/wireless/marvell/libertas/cmd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright (C) 2007, Red Hat, Inc. */
#ifndef _LBS_CMD_H_
diff --git a/drivers/net/wireless/marvell/libertas/cmdresp.c b/drivers/net/wireless/marvell/libertas/cmdresp.c
index aaf01619de59..b73d08381398 100644
--- a/drivers/net/wireless/marvell/libertas/cmdresp.c
+++ b/drivers/net/wireless/marvell/libertas/cmdresp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This file contains the handling of command
* responses as well as events generated by firmware.
diff --git a/drivers/net/wireless/marvell/libertas/debugfs.c b/drivers/net/wireless/marvell/libertas/debugfs.c
index faed1823c58e..c83f44f9ddf1 100644
--- a/drivers/net/wireless/marvell/libertas/debugfs.c
+++ b/drivers/net/wireless/marvell/libertas/debugfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/dcache.h>
#include <linux/debugfs.h>
#include <linux/delay.h>
diff --git a/drivers/net/wireless/marvell/libertas/debugfs.h b/drivers/net/wireless/marvell/libertas/debugfs.h
index f2b9c7ffe0fd..6efd1a66dad7 100644
--- a/drivers/net/wireless/marvell/libertas/debugfs.h
+++ b/drivers/net/wireless/marvell/libertas/debugfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LBS_DEBUGFS_H_
#define _LBS_DEBUGFS_H_
diff --git a/drivers/net/wireless/marvell/libertas/decl.h b/drivers/net/wireless/marvell/libertas/decl.h
index 84a3aa7ac570..5d1e30e0c5db 100644
--- a/drivers/net/wireless/marvell/libertas/decl.h
+++ b/drivers/net/wireless/marvell/libertas/decl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This file contains declaration referring to
diff --git a/drivers/net/wireless/marvell/libertas/defs.h b/drivers/net/wireless/marvell/libertas/defs.h
index d3221444e51c..58e2ead7b0cc 100644
--- a/drivers/net/wireless/marvell/libertas/defs.h
+++ b/drivers/net/wireless/marvell/libertas/defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header file contains global constant/enum definitions,
* global variable declaration.
diff --git a/drivers/net/wireless/marvell/libertas/dev.h b/drivers/net/wireless/marvell/libertas/dev.h
index edf710bc5e77..dd1ee1f0af48 100644
--- a/drivers/net/wireless/marvell/libertas/dev.h
+++ b/drivers/net/wireless/marvell/libertas/dev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This file contains definitions and data structures specific
* to Marvell 802.11 NIC. It contains the Device Information
diff --git a/drivers/net/wireless/marvell/libertas/ethtool.c b/drivers/net/wireless/marvell/libertas/ethtool.c
index 693868f16921..1bb8746a0b23 100644
--- a/drivers/net/wireless/marvell/libertas/ethtool.c
+++ b/drivers/net/wireless/marvell/libertas/ethtool.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/hardirq.h>
#include <linux/netdevice.h>
#include <linux/ethtool.h>
diff --git a/drivers/net/wireless/marvell/libertas/host.h b/drivers/net/wireless/marvell/libertas/host.h
index 96726f79a1dd..a4fc3f79bb17 100644
--- a/drivers/net/wireless/marvell/libertas/host.h
+++ b/drivers/net/wireless/marvell/libertas/host.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This file function prototypes, data structure
* and definitions for all the host/station commands
diff --git a/drivers/net/wireless/marvell/libertas/if_usb.h b/drivers/net/wireless/marvell/libertas/if_usb.h
index 6e42eac331de..8dc14bec3e16 100644
--- a/drivers/net/wireless/marvell/libertas/if_usb.h
+++ b/drivers/net/wireless/marvell/libertas/if_usb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LBS_IF_USB_H
#define _LBS_IF_USB_H
diff --git a/drivers/net/wireless/marvell/libertas/mesh.c b/drivers/net/wireless/marvell/libertas/mesh.c
index 37ace5cb309d..b0cb16ef8d1d 100644
--- a/drivers/net/wireless/marvell/libertas/mesh.c
+++ b/drivers/net/wireless/marvell/libertas/mesh.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/delay.h>
diff --git a/drivers/net/wireless/marvell/libertas/mesh.h b/drivers/net/wireless/marvell/libertas/mesh.h
index 6603f341c874..dfe22c91aade 100644
--- a/drivers/net/wireless/marvell/libertas/mesh.h
+++ b/drivers/net/wireless/marvell/libertas/mesh.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Contains all definitions needed for the Libertas' MESH implementation.
*/
diff --git a/drivers/net/wireless/marvell/libertas/radiotap.h b/drivers/net/wireless/marvell/libertas/radiotap.h
index b3c8ea6d610e..1ed5608d353f 100644
--- a/drivers/net/wireless/marvell/libertas/radiotap.h
+++ b/drivers/net/wireless/marvell/libertas/radiotap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <net/ieee80211_radiotap.h>
struct tx_radiotap_hdr {
diff --git a/drivers/net/wireless/marvell/libertas/types.h b/drivers/net/wireless/marvell/libertas/types.h
index cf1d9b047ee6..cd4ceb6f885d 100644
--- a/drivers/net/wireless/marvell/libertas/types.h
+++ b/drivers/net/wireless/marvell/libertas/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header file contains definition for global types
*/
diff --git a/drivers/net/wireless/marvell/libertas_tf/deb_defs.h b/drivers/net/wireless/marvell/libertas_tf/deb_defs.h
index 4bd3dc5adf7c..37a98e228b46 100644
--- a/drivers/net/wireless/marvell/libertas_tf/deb_defs.h
+++ b/drivers/net/wireless/marvell/libertas_tf/deb_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/**
* This header file contains global constant/enum definitions,
* global variable declaration.
diff --git a/drivers/net/wireless/quantenna/qtnfmac/Makefile b/drivers/net/wireless/quantenna/qtnfmac/Makefile
index f236b7dc2be3..97f760a3d599 100644
--- a/drivers/net/wireless/quantenna/qtnfmac/Makefile
+++ b/drivers/net/wireless/quantenna/qtnfmac/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Copyright (c) 2015-2016 Quantenna Communications, Inc.
# All rights reserved.
diff --git a/drivers/net/wireless/ralink/rt2x00/Makefile b/drivers/net/wireless/ralink/rt2x00/Makefile
index 24a66015a495..de030ebcdf6e 100644
--- a/drivers/net/wireless/ralink/rt2x00/Makefile
+++ b/drivers/net/wireless/ralink/rt2x00/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
rt2x00lib-y += rt2x00dev.o
rt2x00lib-y += rt2x00mac.o
rt2x00lib-y += rt2x00config.o
diff --git a/drivers/net/wireless/ray_cs.h b/drivers/net/wireless/ray_cs.h
index 524c2f02dd82..0609d8625019 100644
--- a/drivers/net/wireless/ray_cs.h
+++ b/drivers/net/wireless/ray_cs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Raytheon wireless LAN PCMCIA card driver for Linux
A PCMCIA client driver for the Raylink wireless network card
Written by Corey Thomas
diff --git a/drivers/net/wireless/rayctl.h b/drivers/net/wireless/rayctl.h
index b21ed64e15df..668444f6bf07 100644
--- a/drivers/net/wireless/rayctl.h
+++ b/drivers/net/wireless/rayctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _RAYCTL_H_
#define _RAYCTL_H_
diff --git a/drivers/net/wireless/realtek/rtl818x/rtl8180/rtl8180.h b/drivers/net/wireless/realtek/rtl818x/rtl8180/rtl8180.h
index e8243a44d6b6..7948a2da195a 100644
--- a/drivers/net/wireless/realtek/rtl818x/rtl8180/rtl8180.h
+++ b/drivers/net/wireless/realtek/rtl818x/rtl8180/rtl8180.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef RTL8180_H
#define RTL8180_H
diff --git a/drivers/net/wireless/realtek/rtl818x/rtl8180/rtl8225.h b/drivers/net/wireless/realtek/rtl818x/rtl8180/rtl8225.h
index 310013a2d726..de7727b74631 100644
--- a/drivers/net/wireless/realtek/rtl818x/rtl8180/rtl8225.h
+++ b/drivers/net/wireless/realtek/rtl818x/rtl8180/rtl8225.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef RTL8180_RTL8225_H
#define RTL8180_RTL8225_H
diff --git a/drivers/net/wireless/realtek/rtl818x/rtl8187/rfkill.h b/drivers/net/wireless/realtek/rtl818x/rtl8187/rfkill.h
index e12575e96d11..c493e59eede9 100644
--- a/drivers/net/wireless/realtek/rtl818x/rtl8187/rfkill.h
+++ b/drivers/net/wireless/realtek/rtl818x/rtl8187/rfkill.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef RTL8187_RFKILL_H
#define RTL8187_RFKILL_H
diff --git a/drivers/net/wireless/realtek/rtlwifi/Makefile b/drivers/net/wireless/realtek/rtlwifi/Makefile
index 84c2e826fa1d..09c30e428375 100644
--- a/drivers/net/wireless/realtek/rtlwifi/Makefile
+++ b/drivers/net/wireless/realtek/rtlwifi/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_RTLWIFI) += rtlwifi.o
rtlwifi-objs := \
base.o \
diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/Makefile b/drivers/net/wireless/realtek/rtlwifi/btcoexist/Makefile
index 20582df0465c..d15c58737388 100644
--- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/Makefile
+++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
btcoexist-objs := halbtc8192e2ant.o \
halbtc8723b1ant.o \
halbtc8723b2ant.o \
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8188ee/Makefile b/drivers/net/wireless/realtek/rtlwifi/rtl8188ee/Makefile
index dae4f0f19cd3..5ea368e8e64b 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8188ee/Makefile
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8188ee/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
rtl8188ee-objs := \
dm.o \
fw.o \
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192c/Makefile b/drivers/net/wireless/realtek/rtlwifi/rtl8192c/Makefile
index 0546b7556259..40f075527fc8 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8192c/Makefile
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192c/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
rtl8192c-common-objs := \
main.o \
dm_common.o \
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/Makefile b/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/Makefile
index 577c7adbc322..bc307ccc5e83 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/Makefile
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
rtl8192ce-objs := \
dm.o \
hw.o \
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/Makefile b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/Makefile
index 97437dadc287..8b3921fd2cb6 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/Makefile
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
rtl8192cu-objs := \
dm.o \
hw.o \
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/Makefile b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/Makefile
index d0703f20d30c..6482d823a57a 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/Makefile
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
rtl8192de-objs := \
dm.o \
fw.o \
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/Makefile b/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/Makefile
index f254b9f64326..12dfbeb1f3ca 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/Makefile
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
rtl8192ee-objs := \
dm.o \
fw.o \
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192se/Makefile b/drivers/net/wireless/realtek/rtlwifi/rtl8192se/Makefile
index dfa9dbbe2cdf..e577235f5286 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8192se/Makefile
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192se/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
rtl8192se-objs := \
dm.o \
fw.o \
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/Makefile b/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/Makefile
index e7607d2cb2ef..d1238707291f 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/Makefile
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
rtl8723ae-objs := \
dm.o \
fw.o \
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8723be/Makefile b/drivers/net/wireless/realtek/rtlwifi/rtl8723be/Makefile
index a841cbd55d8e..d3ed44d80011 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8723be/Makefile
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8723be/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
rtl8723be-objs := \
dm.o \
fw.o \
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8723com/Makefile b/drivers/net/wireless/realtek/rtlwifi/rtl8723com/Makefile
index 73da75526e2a..3451198b670c 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8723com/Makefile
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8723com/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
rtl8723-common-objs := \
main.o \
dm_common.o \
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/Makefile b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/Makefile
index 8ca406b95f02..81dbf4ca6bc6 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/Makefile
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
rtl8821ae-objs := \
dm.o \
fw.o \
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c
index 4f73012978e9..1d431d4bf6d2 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c
@@ -1122,7 +1122,7 @@ static u8 _rtl8821ae_dbi_read(struct rtl_priv *rtlpriv, u16 addr)
}
if (0 == tmp) {
read_addr = REG_DBI_RDATA + addr % 4;
- ret = rtl_read_byte(rtlpriv, read_addr);
+ ret = rtl_read_word(rtlpriv, read_addr);
}
return ret;
}
diff --git a/drivers/net/wireless/rsi/Makefile b/drivers/net/wireless/rsi/Makefile
index ebb89965997a..47c45908d894 100644
--- a/drivers/net/wireless/rsi/Makefile
+++ b/drivers/net/wireless/rsi/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
rsi_91x-y += rsi_91x_main.o
rsi_91x-y += rsi_91x_core.o
rsi_91x-y += rsi_91x_mac80211.o
diff --git a/drivers/net/wireless/st/cw1200/Makefile b/drivers/net/wireless/st/cw1200/Makefile
index b086aac6547a..386a484e0707 100644
--- a/drivers/net/wireless/st/cw1200/Makefile
+++ b/drivers/net/wireless/st/cw1200/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
cw1200_core-y := \
fwio.o \
txrx.o \
diff --git a/drivers/net/wireless/ti/Makefile b/drivers/net/wireless/ti/Makefile
index af14231aeede..0530dd744275 100644
--- a/drivers/net/wireless/ti/Makefile
+++ b/drivers/net/wireless/ti/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_WLCORE) += wlcore/
obj-$(CONFIG_WL12XX) += wl12xx/
obj-$(CONFIG_WL1251) += wl1251/
diff --git a/drivers/net/wireless/ti/wl1251/Makefile b/drivers/net/wireless/ti/wl1251/Makefile
index 58b4f935a3f6..38da9f8e5f82 100644
--- a/drivers/net/wireless/ti/wl1251/Makefile
+++ b/drivers/net/wireless/ti/wl1251/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
wl1251-objs = main.o event.o tx.o rx.o ps.o cmd.o \
acx.o boot.o init.o debugfs.o io.o
wl1251_spi-objs += spi.o
diff --git a/drivers/net/wireless/ti/wl1251/acx.c b/drivers/net/wireless/ti/wl1251/acx.c
index d6fbdda2cba3..f78fc3880423 100644
--- a/drivers/net/wireless/ti/wl1251/acx.c
+++ b/drivers/net/wireless/ti/wl1251/acx.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "acx.h"
#include <linux/module.h>
diff --git a/drivers/net/wireless/ti/wl1251/cmd.c b/drivers/net/wireless/ti/wl1251/cmd.c
index ede31f048ef9..9547aea01b0f 100644
--- a/drivers/net/wireless/ti/wl1251/cmd.c
+++ b/drivers/net/wireless/ti/wl1251/cmd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "cmd.h"
#include <linux/module.h>
diff --git a/drivers/net/wireless/ti/wl1251/wl12xx_80211.h b/drivers/net/wireless/ti/wl1251/wl12xx_80211.h
index 04ed51495772..7fabe702c4cc 100644
--- a/drivers/net/wireless/ti/wl1251/wl12xx_80211.h
+++ b/drivers/net/wireless/ti/wl1251/wl12xx_80211.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __WL12XX_80211_H__
#define __WL12XX_80211_H__
diff --git a/drivers/net/wireless/ti/wlcore/Makefile b/drivers/net/wireless/ti/wlcore/Makefile
index e286713b3c18..7d418c57bcb5 100644
--- a/drivers/net/wireless/ti/wlcore/Makefile
+++ b/drivers/net/wireless/ti/wlcore/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
wlcore-objs = main.o cmd.o io.o event.o tx.o rx.o ps.o acx.o \
boot.o init.o debugfs.o scan.o sysfs.o vendor_cmd.o
diff --git a/drivers/net/wireless/ti/wlcore/wl12xx_80211.h b/drivers/net/wireless/ti/wlcore/wl12xx_80211.h
index 22b0bc98d7b5..181be725eff8 100644
--- a/drivers/net/wireless/ti/wlcore/wl12xx_80211.h
+++ b/drivers/net/wireless/ti/wlcore/wl12xx_80211.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __WL12XX_80211_H__
#define __WL12XX_80211_H__
diff --git a/drivers/net/wireless/wl3501.h b/drivers/net/wireless/wl3501.h
index 3fbfd19818f1..efdce9ae36ea 100644
--- a/drivers/net/wireless/wl3501.h
+++ b/drivers/net/wireless/wl3501.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __WL3501_H__
#define __WL3501_H__
diff --git a/drivers/net/wireless/zydas/zd1211rw/Makefile b/drivers/net/wireless/zydas/zd1211rw/Makefile
index 5728a918e508..1647a449ce1a 100644
--- a/drivers/net/wireless/zydas/zd1211rw/Makefile
+++ b/drivers/net/wireless/zydas/zd1211rw/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_ZD1211RW) += zd1211rw.o
zd1211rw-objs := zd_chip.o zd_mac.o \
diff --git a/drivers/net/xen-netback/interface.c b/drivers/net/xen-netback/interface.c
index ee8ed9da00ad..4491ca5aee90 100644
--- a/drivers/net/xen-netback/interface.c
+++ b/drivers/net/xen-netback/interface.c
@@ -486,7 +486,7 @@ struct xenvif *xenvif_alloc(struct device *parent, domid_t domid,
dev->tx_queue_len = XENVIF_QUEUE_LENGTH;
- dev->min_mtu = 0;
+ dev->min_mtu = ETH_MIN_MTU;
dev->max_mtu = ETH_MAX_MTU - VLAN_ETH_HLEN;
/*
diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c
index 523387e71a80..8b8689c6d887 100644
--- a/drivers/net/xen-netfront.c
+++ b/drivers/net/xen-netfront.c
@@ -1316,7 +1316,7 @@ static struct net_device *xennet_create_dev(struct xenbus_device *dev)
netdev->features |= netdev->hw_features;
netdev->ethtool_ops = &xennet_ethtool_ops;
- netdev->min_mtu = 0;
+ netdev->min_mtu = ETH_MIN_MTU;
netdev->max_mtu = XEN_NETIF_MAX_TX_SIZE;
SET_NETDEV_DEV(netdev, &dev->dev);
diff --git a/drivers/nfc/Makefile b/drivers/nfc/Makefile
index 640b7274371c..5393ba59b17d 100644
--- a/drivers/nfc/Makefile
+++ b/drivers/nfc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for nfc devices
#
diff --git a/drivers/nfc/mei_phy.h b/drivers/nfc/mei_phy.h
index acd3a1fc69e6..51bd44f5f3b8 100644
--- a/drivers/nfc/mei_phy.h
+++ b/drivers/nfc/mei_phy.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LOCAL_MEI_PHY_H_
#define __LOCAL_MEI_PHY_H_
diff --git a/drivers/nfc/microread/Makefile b/drivers/nfc/microread/Makefile
index 755c24cba253..2f7dda265f8f 100644
--- a/drivers/nfc/microread/Makefile
+++ b/drivers/nfc/microread/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for Microread HCI based NFC driver
#
diff --git a/drivers/nfc/nfcmrvl/Makefile b/drivers/nfc/nfcmrvl/Makefile
index fa07c7806492..e74de0cb3bb0 100644
--- a/drivers/nfc/nfcmrvl/Makefile
+++ b/drivers/nfc/nfcmrvl/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for NFCMRVL NCI based NFC driver
#
diff --git a/drivers/nfc/st-nci/Makefile b/drivers/nfc/st-nci/Makefile
index 439b2fa8654a..e0310743fed1 100644
--- a/drivers/nfc/st-nci/Makefile
+++ b/drivers/nfc/st-nci/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for ST_NCI NCI based NFC driver
#
diff --git a/drivers/nubus/nubus.c b/drivers/nubus/nubus.c
index df431e8a0631..8ce69c833362 100644
--- a/drivers/nubus/nubus.c
+++ b/drivers/nubus/nubus.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Macintosh Nubus Interface Code
*
diff --git a/drivers/nubus/proc.c b/drivers/nubus/proc.c
index e8f68f5732f1..004a122ac0ff 100644
--- a/drivers/nubus/proc.c
+++ b/drivers/nubus/proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* drivers/nubus/proc.c: Proc FS interface for NuBus.
By David Huggins-Daines <dhd@debian.org>
diff --git a/drivers/nvdimm/Makefile b/drivers/nvdimm/Makefile
index 909554c3f955..447e0e14f3b6 100644
--- a/drivers/nvdimm/Makefile
+++ b/drivers/nvdimm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_LIBNVDIMM) += libnvdimm.o
obj-$(CONFIG_BLK_DEV_PMEM) += nd_pmem.o
obj-$(CONFIG_ND_BTT) += nd_btt.o
diff --git a/drivers/nvdimm/pmem.h b/drivers/nvdimm/pmem.h
index c5917f040fa7..6a3cd2a10db6 100644
--- a/drivers/nvdimm/pmem.h
+++ b/drivers/nvdimm/pmem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVDIMM_PMEM_H__
#define __NVDIMM_PMEM_H__
#include <linux/badblocks.h>
diff --git a/drivers/nvme/host/Makefile b/drivers/nvme/host/Makefile
index cc0aacb4c8b4..7b96e4588a12 100644
--- a/drivers/nvme/host/Makefile
+++ b/drivers/nvme/host/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_NVME_CORE) += nvme-core.o
obj-$(CONFIG_BLK_DEV_NVME) += nvme.o
obj-$(CONFIG_NVME_FABRICS) += nvme-fabrics.o
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 5a14cc7f28ee..37f9039bb9ca 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -1249,6 +1249,7 @@ static int nvme_revalidate_disk(struct gendisk *disk)
goto out;
}
+ __nvme_revalidate_disk(disk, id);
nvme_report_ns_ids(ctrl, ns->ns_id, id, eui64, nguid, &uuid);
if (!uuid_equal(&ns->uuid, &uuid) ||
memcmp(&ns->nguid, &nguid, sizeof(ns->nguid)) ||
diff --git a/drivers/nvme/host/fc.c b/drivers/nvme/host/fc.c
index af075e998944..be49d0f79381 100644
--- a/drivers/nvme/host/fc.c
+++ b/drivers/nvme/host/fc.c
@@ -2545,10 +2545,10 @@ nvme_fc_delete_association(struct nvme_fc_ctrl *ctrl)
nvme_fc_abort_aen_ops(ctrl);
/* wait for all io that had to be aborted */
- spin_lock_irqsave(&ctrl->lock, flags);
+ spin_lock_irq(&ctrl->lock);
wait_event_lock_irq(ctrl->ioabort_wait, ctrl->iocnt == 0, ctrl->lock);
ctrl->flags &= ~FCCTRL_TERMIO;
- spin_unlock_irqrestore(&ctrl->lock, flags);
+ spin_unlock_irq(&ctrl->lock);
nvme_fc_term_aen_ops(ctrl);
@@ -2734,7 +2734,7 @@ nvme_fc_init_ctrl(struct device *dev, struct nvmf_ctrl_options *opts,
{
struct nvme_fc_ctrl *ctrl;
unsigned long flags;
- int ret, idx;
+ int ret, idx, retry;
if (!(rport->remoteport.port_role &
(FC_PORT_ROLE_NVME_DISCOVERY | FC_PORT_ROLE_NVME_TARGET))) {
@@ -2760,6 +2760,7 @@ nvme_fc_init_ctrl(struct device *dev, struct nvmf_ctrl_options *opts,
ctrl->rport = rport;
ctrl->dev = lport->dev;
ctrl->cnum = idx;
+ init_waitqueue_head(&ctrl->ioabort_wait);
get_device(ctrl->dev);
kref_init(&ctrl->ref);
@@ -2825,9 +2826,37 @@ nvme_fc_init_ctrl(struct device *dev, struct nvmf_ctrl_options *opts,
list_add_tail(&ctrl->ctrl_list, &rport->ctrl_list);
spin_unlock_irqrestore(&rport->lock, flags);
- ret = nvme_fc_create_association(ctrl);
+ /*
+ * It's possible that transactions used to create the association
+ * may fail. Examples: CreateAssociation LS or CreateIOConnection
+ * LS gets dropped/corrupted/fails; or a frame gets dropped or a
+ * command times out for one of the actions to init the controller
+ * (Connect, Get/Set_Property, Set_Features, etc). Many of these
+ * transport errors (frame drop, LS failure) inherently must kill
+ * the association. The transport is coded so that any command used
+ * to create the association (prior to a LIVE state transition
+ * while NEW or RECONNECTING) will fail if it completes in error or
+ * times out.
+ *
+ * As such: as the connect request was mostly likely due to a
+ * udev event that discovered the remote port, meaning there is
+ * not an admin or script there to restart if the connect
+ * request fails, retry the initial connection creation up to
+ * three times before giving up and declaring failure.
+ */
+ for (retry = 0; retry < 3; retry++) {
+ ret = nvme_fc_create_association(ctrl);
+ if (!ret)
+ break;
+ }
+
if (ret) {
+ /* couldn't schedule retry - fail out */
+ dev_err(ctrl->ctrl.device,
+ "NVME-FC{%d}: Connect retry failed\n", ctrl->cnum);
+
ctrl->ctrl.opts = NULL;
+
/* initiate nvme ctrl ref counting teardown */
nvme_uninit_ctrl(&ctrl->ctrl);
nvme_put_ctrl(&ctrl->ctrl);
diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c
index 92a03ff5fb4d..0ebb539f3bd3 100644
--- a/drivers/nvme/host/rdma.c
+++ b/drivers/nvme/host/rdma.c
@@ -571,6 +571,12 @@ static void nvme_rdma_free_queue(struct nvme_rdma_queue *queue)
if (test_and_set_bit(NVME_RDMA_Q_DELETING, &queue->flags))
return;
+ if (nvme_rdma_queue_idx(queue) == 0) {
+ nvme_rdma_free_qe(queue->device->dev,
+ &queue->ctrl->async_event_sqe,
+ sizeof(struct nvme_command), DMA_TO_DEVICE);
+ }
+
nvme_rdma_destroy_queue_ib(queue);
rdma_destroy_id(queue->cm_id);
}
@@ -739,8 +745,6 @@ out:
static void nvme_rdma_destroy_admin_queue(struct nvme_rdma_ctrl *ctrl,
bool remove)
{
- nvme_rdma_free_qe(ctrl->queues[0].device->dev, &ctrl->async_event_sqe,
- sizeof(struct nvme_command), DMA_TO_DEVICE);
nvme_rdma_stop_queue(&ctrl->queues[0]);
if (remove) {
blk_cleanup_queue(ctrl->ctrl.admin_q);
@@ -765,8 +769,10 @@ static int nvme_rdma_configure_admin_queue(struct nvme_rdma_ctrl *ctrl,
if (new) {
ctrl->ctrl.admin_tagset = nvme_rdma_alloc_tagset(&ctrl->ctrl, true);
- if (IS_ERR(ctrl->ctrl.admin_tagset))
+ if (IS_ERR(ctrl->ctrl.admin_tagset)) {
+ error = PTR_ERR(ctrl->ctrl.admin_tagset);
goto out_free_queue;
+ }
ctrl->ctrl.admin_q = blk_mq_init_queue(&ctrl->admin_tag_set);
if (IS_ERR(ctrl->ctrl.admin_q)) {
@@ -846,8 +852,10 @@ static int nvme_rdma_configure_io_queues(struct nvme_rdma_ctrl *ctrl, bool new)
if (new) {
ctrl->ctrl.tagset = nvme_rdma_alloc_tagset(&ctrl->ctrl, false);
- if (IS_ERR(ctrl->ctrl.tagset))
+ if (IS_ERR(ctrl->ctrl.tagset)) {
+ ret = PTR_ERR(ctrl->ctrl.tagset);
goto out_free_io_queues;
+ }
ctrl->ctrl.connect_q = blk_mq_init_queue(&ctrl->tag_set);
if (IS_ERR(ctrl->ctrl.connect_q)) {
@@ -1606,12 +1614,15 @@ nvme_rdma_queue_is_ready(struct nvme_rdma_queue *queue, struct request *rq)
/*
* reconnecting state means transport disruption, which
* can take a long time and even might fail permanently,
- * so we can't let incoming I/O be requeued forever.
- * fail it fast to allow upper layers a chance to
- * failover.
+ * fail fast to give upper layers a chance to failover.
+ * deleting state means that the ctrl will never accept
+ * commands again, fail it permanently.
*/
- if (queue->ctrl->ctrl.state == NVME_CTRL_RECONNECTING)
+ if (queue->ctrl->ctrl.state == NVME_CTRL_RECONNECTING ||
+ queue->ctrl->ctrl.state == NVME_CTRL_DELETING) {
+ nvme_req(rq)->status = NVME_SC_ABORT_REQ;
return BLK_STS_IOERR;
+ }
return BLK_STS_RESOURCE; /* try again later */
}
}
diff --git a/drivers/nvme/target/Makefile b/drivers/nvme/target/Makefile
index fecc14f535b2..488250189c99 100644
--- a/drivers/nvme/target/Makefile
+++ b/drivers/nvme/target/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_NVME_TARGET) += nvmet.o
obj-$(CONFIG_NVME_TARGET_LOOP) += nvme-loop.o
diff --git a/drivers/nvme/target/core.c b/drivers/nvme/target/core.c
index 1b208beeef50..645ba7eee35d 100644
--- a/drivers/nvme/target/core.c
+++ b/drivers/nvme/target/core.c
@@ -387,12 +387,21 @@ struct nvmet_ns *nvmet_ns_alloc(struct nvmet_subsys *subsys, u32 nsid)
static void __nvmet_req_complete(struct nvmet_req *req, u16 status)
{
+ u32 old_sqhd, new_sqhd;
+ u16 sqhd;
+
if (status)
nvmet_set_status(req, status);
- if (req->sq->size)
- req->sq->sqhd = (req->sq->sqhd + 1) % req->sq->size;
- req->rsp->sq_head = cpu_to_le16(req->sq->sqhd);
+ if (req->sq->size) {
+ do {
+ old_sqhd = req->sq->sqhd;
+ new_sqhd = (old_sqhd + 1) % req->sq->size;
+ } while (cmpxchg(&req->sq->sqhd, old_sqhd, new_sqhd) !=
+ old_sqhd);
+ }
+ sqhd = req->sq->sqhd & 0x0000FFFF;
+ req->rsp->sq_head = cpu_to_le16(sqhd);
req->rsp->sq_id = cpu_to_le16(req->sq->qid);
req->rsp->command_id = req->cmd->common.command_id;
diff --git a/drivers/nvme/target/nvmet.h b/drivers/nvme/target/nvmet.h
index 7b8e20adf760..87e429bfcd8a 100644
--- a/drivers/nvme/target/nvmet.h
+++ b/drivers/nvme/target/nvmet.h
@@ -74,7 +74,7 @@ struct nvmet_sq {
struct percpu_ref ref;
u16 qid;
u16 size;
- u16 sqhd;
+ u32 sqhd;
struct completion free_done;
struct completion confirm_done;
};
diff --git a/drivers/nvmem/Makefile b/drivers/nvmem/Makefile
index 173140658693..6f7a77fb3ee7 100644
--- a/drivers/nvmem/Makefile
+++ b/drivers/nvmem/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for nvmem drivers.
#
diff --git a/drivers/of/Makefile b/drivers/of/Makefile
index 97dc01c81438..8f19d342eed8 100644
--- a/drivers/of/Makefile
+++ b/drivers/of/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y = base.o device.o platform.o property.o
obj-$(CONFIG_OF_DYNAMIC) += dynamic.o
obj-$(CONFIG_OF_FLATTREE) += fdt.o
diff --git a/drivers/of/base.c b/drivers/of/base.c
index 260d33c0f26c..63897531cd75 100644
--- a/drivers/of/base.c
+++ b/drivers/of/base.c
@@ -1781,8 +1781,12 @@ bool of_console_check(struct device_node *dn, char *name, int index)
{
if (!dn || dn != of_stdout || console_set_on_cmdline)
return false;
- return !add_preferred_console(name, index,
- kstrdup(of_stdout_options, GFP_KERNEL));
+
+ /*
+ * XXX: cast `options' to char pointer to suppress complication
+ * warnings: printk, UART and console drivers expect char pointer.
+ */
+ return !add_preferred_console(name, index, (char *)of_stdout_options);
}
EXPORT_SYMBOL_GPL(of_console_check);
diff --git a/drivers/of/of_mdio.c b/drivers/of/of_mdio.c
index d94dd8b77abd..98258583abb0 100644
--- a/drivers/of/of_mdio.c
+++ b/drivers/of/of_mdio.c
@@ -44,7 +44,7 @@ static int of_get_phy_id(struct device_node *device, u32 *phy_id)
return -EINVAL;
}
-static void of_mdiobus_register_phy(struct mii_bus *mdio,
+static int of_mdiobus_register_phy(struct mii_bus *mdio,
struct device_node *child, u32 addr)
{
struct phy_device *phy;
@@ -60,9 +60,13 @@ static void of_mdiobus_register_phy(struct mii_bus *mdio,
else
phy = get_phy_device(mdio, addr, is_c45);
if (IS_ERR(phy))
- return;
+ return PTR_ERR(phy);
- rc = irq_of_parse_and_map(child, 0);
+ rc = of_irq_get(child, 0);
+ if (rc == -EPROBE_DEFER) {
+ phy_device_free(phy);
+ return rc;
+ }
if (rc > 0) {
phy->irq = rc;
mdio->irq[addr] = rc;
@@ -84,22 +88,23 @@ static void of_mdiobus_register_phy(struct mii_bus *mdio,
if (rc) {
phy_device_free(phy);
of_node_put(child);
- return;
+ return rc;
}
dev_dbg(&mdio->dev, "registered phy %s at address %i\n",
child->name, addr);
+ return 0;
}
-static void of_mdiobus_register_device(struct mii_bus *mdio,
- struct device_node *child, u32 addr)
+static int of_mdiobus_register_device(struct mii_bus *mdio,
+ struct device_node *child, u32 addr)
{
struct mdio_device *mdiodev;
int rc;
mdiodev = mdio_device_create(mdio, addr);
if (IS_ERR(mdiodev))
- return;
+ return PTR_ERR(mdiodev);
/* Associate the OF node with the device structure so it
* can be looked up later.
@@ -112,11 +117,12 @@ static void of_mdiobus_register_device(struct mii_bus *mdio,
if (rc) {
mdio_device_free(mdiodev);
of_node_put(child);
- return;
+ return rc;
}
dev_dbg(&mdio->dev, "registered mdio device %s at address %i\n",
child->name, addr);
+ return 0;
}
/* The following is a list of PHY compatible strings which appear in
@@ -219,9 +225,11 @@ int of_mdiobus_register(struct mii_bus *mdio, struct device_node *np)
}
if (of_mdiobus_child_is_phy(child))
- of_mdiobus_register_phy(mdio, child, addr);
+ rc = of_mdiobus_register_phy(mdio, child, addr);
else
- of_mdiobus_register_device(mdio, child, addr);
+ rc = of_mdiobus_register_device(mdio, child, addr);
+ if (rc)
+ goto unregister;
}
if (!scanphys)
@@ -242,12 +250,19 @@ int of_mdiobus_register(struct mii_bus *mdio, struct device_node *np)
dev_info(&mdio->dev, "scan phy %s at address %i\n",
child->name, addr);
- if (of_mdiobus_child_is_phy(child))
- of_mdiobus_register_phy(mdio, child, addr);
+ if (of_mdiobus_child_is_phy(child)) {
+ rc = of_mdiobus_register_phy(mdio, child, addr);
+ if (rc)
+ goto unregister;
+ }
}
}
return 0;
+
+unregister:
+ mdiobus_unregister(mdio);
+ return rc;
}
EXPORT_SYMBOL(of_mdiobus_register);
diff --git a/drivers/of/of_reserved_mem.c b/drivers/of/of_reserved_mem.c
index d507c3569a88..32771c2ced7b 100644
--- a/drivers/of/of_reserved_mem.c
+++ b/drivers/of/of_reserved_mem.c
@@ -25,7 +25,7 @@
#include <linux/sort.h>
#include <linux/slab.h>
-#define MAX_RESERVED_REGIONS 16
+#define MAX_RESERVED_REGIONS 32
static struct reserved_mem reserved_mem[MAX_RESERVED_REGIONS];
static int reserved_mem_count;
diff --git a/drivers/of/property.c b/drivers/of/property.c
index fbb72116e9d4..264c355ba1ff 100644
--- a/drivers/of/property.c
+++ b/drivers/of/property.c
@@ -954,7 +954,7 @@ of_fwnode_graph_get_port_parent(struct fwnode_handle *fwnode)
struct device_node *np;
/* Get the parent of the port */
- np = of_get_next_parent(to_of_node(fwnode));
+ np = of_get_parent(to_of_node(fwnode));
if (!np)
return NULL;
diff --git a/drivers/of/unittest-data/Makefile b/drivers/of/unittest-data/Makefile
index 2d135fba94c1..3031fc2f18f6 100644
--- a/drivers/of/unittest-data/Makefile
+++ b/drivers/of/unittest-data/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y += testcases.dtb.o
targets += testcases.dtb testcases.dtb.S
diff --git a/drivers/of/unittest-data/overlay.dts b/drivers/of/unittest-data/overlay.dts
index 9e791fcf05dd..ab5e89b5e27e 100644
--- a/drivers/of/unittest-data/overlay.dts
+++ b/drivers/of/unittest-data/overlay.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/plugin/;
diff --git a/drivers/of/unittest-data/overlay_bad_phandle.dts b/drivers/of/unittest-data/overlay_bad_phandle.dts
index 270ee885a623..4d5b99723bad 100644
--- a/drivers/of/unittest-data/overlay_bad_phandle.dts
+++ b/drivers/of/unittest-data/overlay_bad_phandle.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/plugin/;
diff --git a/drivers/of/unittest-data/overlay_base.dts b/drivers/of/unittest-data/overlay_base.dts
index 453d0bd83320..820b79ca378a 100644
--- a/drivers/of/unittest-data/overlay_base.dts
+++ b/drivers/of/unittest-data/overlay_base.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/plugin/;
diff --git a/drivers/of/unittest-data/testcases.dts b/drivers/of/unittest-data/testcases.dts
index 12f7c3d649c8..ce49463d9d32 100644
--- a/drivers/of/unittest-data/testcases.dts
+++ b/drivers/of/unittest-data/testcases.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
/ {
testcase-data {
diff --git a/drivers/of/unittest-data/tests-interrupts.dtsi b/drivers/of/unittest-data/tests-interrupts.dtsi
index da4695f60351..ec175e800725 100644
--- a/drivers/of/unittest-data/tests-interrupts.dtsi
+++ b/drivers/of/unittest-data/tests-interrupts.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
testcase-data {
diff --git a/drivers/of/unittest-data/tests-match.dtsi b/drivers/of/unittest-data/tests-match.dtsi
index c9e541129534..1fd3b21313f5 100644
--- a/drivers/of/unittest-data/tests-match.dtsi
+++ b/drivers/of/unittest-data/tests-match.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
testcase-data {
diff --git a/drivers/of/unittest-data/tests-overlay.dtsi b/drivers/of/unittest-data/tests-overlay.dtsi
index 02ba56c20fe1..7b8001ab9f3a 100644
--- a/drivers/of/unittest-data/tests-overlay.dtsi
+++ b/drivers/of/unittest-data/tests-overlay.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
testcase-data {
diff --git a/drivers/of/unittest-data/tests-phandle.dtsi b/drivers/of/unittest-data/tests-phandle.dtsi
index 5b1527e8a7fb..3c2f09e56b61 100644
--- a/drivers/of/unittest-data/tests-phandle.dtsi
+++ b/drivers/of/unittest-data/tests-phandle.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
aliases {
diff --git a/drivers/of/unittest-data/tests-platform.dtsi b/drivers/of/unittest-data/tests-platform.dtsi
index a0c93822aee3..fa39611071b3 100644
--- a/drivers/of/unittest-data/tests-platform.dtsi
+++ b/drivers/of/unittest-data/tests-platform.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/ {
testcase-data {
diff --git a/drivers/of/unittest.c b/drivers/of/unittest.c
index 29a35cb1da64..168ef0bbabde 100644
--- a/drivers/of/unittest.c
+++ b/drivers/of/unittest.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Self tests for device tree subsystem
*/
diff --git a/drivers/oprofile/nmi_timer_int.c b/drivers/oprofile/nmi_timer_int.c
index e65a576e4032..f343bd96609a 100644
--- a/drivers/oprofile/nmi_timer_int.c
+++ b/drivers/oprofile/nmi_timer_int.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/**
* @file nmi_timer_int.c
*
diff --git a/drivers/oprofile/oprofile_perf.c b/drivers/oprofile/oprofile_perf.c
index d5b2732b1b81..4b150a754890 100644
--- a/drivers/oprofile/oprofile_perf.c
+++ b/drivers/oprofile/oprofile_perf.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright 2010 ARM Ltd.
* Copyright 2012 Advanced Micro Devices, Inc., Robert Richter
diff --git a/drivers/parisc/Makefile b/drivers/parisc/Makefile
index f95cab57133a..3cd5e6cb8478 100644
--- a/drivers/parisc/Makefile
+++ b/drivers/parisc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for most of the non-PCI devices in PA-RISC machines
#
diff --git a/drivers/parisc/iommu-helpers.h b/drivers/parisc/iommu-helpers.h
index e56f1569f6c3..0905be256de0 100644
--- a/drivers/parisc/iommu-helpers.h
+++ b/drivers/parisc/iommu-helpers.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/prefetch.h>
/**
diff --git a/drivers/parport/Makefile b/drivers/parport/Makefile
index 696b8d4ca887..6fa41f8173b6 100644
--- a/drivers/parport/Makefile
+++ b/drivers/parport/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the kernel Parallel port device drivers.
#
diff --git a/drivers/parport/ieee1284_ops.c b/drivers/parport/ieee1284_ops.c
index a959224d011b..5d41dda6da4e 100644
--- a/drivers/parport/ieee1284_ops.c
+++ b/drivers/parport/ieee1284_ops.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* IEEE-1284 operations for parport.
*
* This file is for generic IEEE 1284 operations. The idea is that
diff --git a/drivers/parport/multiface.h b/drivers/parport/multiface.h
index 56769dd5d315..6513a44b9ca7 100644
--- a/drivers/parport/multiface.h
+++ b/drivers/parport/multiface.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _MULTIFACE_H_
#define _MULTIFACE_H_
diff --git a/drivers/parport/probe.c b/drivers/parport/probe.c
index 4d1d6eaf333d..e035174ba205 100644
--- a/drivers/parport/probe.c
+++ b/drivers/parport/probe.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Parallel port device probing code
*
diff --git a/drivers/parport/procfs.c b/drivers/parport/procfs.c
index 8ee44a104ac4..48804049d697 100644
--- a/drivers/parport/procfs.c
+++ b/drivers/parport/procfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Sysctl interface for parport devices.
*
* Authors: David Campbell
diff --git a/drivers/pci/Makefile b/drivers/pci/Makefile
index 66a21acad952..80adbdbcecce 100644
--- a/drivers/pci/Makefile
+++ b/drivers/pci/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the PCI bus specific drivers.
#
diff --git a/drivers/pci/dwc/Makefile b/drivers/pci/dwc/Makefile
index c61be9738cce..e73661182da0 100644
--- a/drivers/pci/dwc/Makefile
+++ b/drivers/pci/dwc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_PCIE_DW) += pcie-designware.o
obj-$(CONFIG_PCIE_DW_HOST) += pcie-designware-host.o
obj-$(CONFIG_PCIE_DW_EP) += pcie-designware-ep.o
diff --git a/drivers/pci/host/Makefile b/drivers/pci/host/Makefile
index 12382785e02a..95f5b80ca52a 100644
--- a/drivers/pci/host/Makefile
+++ b/drivers/pci/host/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_PCI_FTPCI100) += pci-ftpci100.o
obj-$(CONFIG_PCI_HYPERV) += pci-hyperv.o
obj-$(CONFIG_PCI_MVEBU) += pci-mvebu.o
diff --git a/drivers/pci/host/pci-aardvark.c b/drivers/pci/host/pci-aardvark.c
index 89f4e3d072d7..26ed0c08f209 100644
--- a/drivers/pci/host/pci-aardvark.c
+++ b/drivers/pci/host/pci-aardvark.c
@@ -935,6 +935,8 @@ static int advk_pcie_probe(struct platform_device *pdev)
bridge->sysdata = pcie;
bridge->busnr = 0;
bridge->ops = &advk_pcie_ops;
+ bridge->map_irq = of_irq_parse_and_map_pci;
+ bridge->swizzle_irq = pci_common_swizzle;
ret = pci_scan_root_bus_bridge(bridge);
if (ret < 0) {
diff --git a/drivers/pci/host/pci-ftpci100.c b/drivers/pci/host/pci-ftpci100.c
index 96028f01bc90..4ea7d2ebcc5c 100644
--- a/drivers/pci/host/pci-ftpci100.c
+++ b/drivers/pci/host/pci-ftpci100.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Support for Faraday Technology FTPC100 PCI Controller
*
diff --git a/drivers/pci/host/pci-tegra.c b/drivers/pci/host/pci-tegra.c
index 9c40da54f88a..1987fec1f126 100644
--- a/drivers/pci/host/pci-tegra.c
+++ b/drivers/pci/host/pci-tegra.c
@@ -233,6 +233,7 @@ struct tegra_msi {
struct msi_controller chip;
DECLARE_BITMAP(used, INT_PCI_MSI_NR);
struct irq_domain *domain;
+ unsigned long pages;
struct mutex lock;
u64 phys;
int irq;
@@ -1529,22 +1530,9 @@ static int tegra_pcie_enable_msi(struct tegra_pcie *pcie)
goto err;
}
- /*
- * The PCI host bridge on Tegra contains some logic that intercepts
- * MSI writes, which means that the MSI target address doesn't have
- * to point to actual physical memory. Rather than allocating one 4
- * KiB page of system memory that's never used, we can simply pick
- * an arbitrary address within an area reserved for system memory
- * in the FPCI address map.
- *
- * However, in order to avoid confusion, we pick an address that
- * doesn't map to physical memory. The FPCI address map reserves a
- * 1012 GiB region for system memory and memory-mapped I/O. Since
- * none of the Tegra SoCs that contain this PCI host bridge can
- * address more than 16 GiB of system memory, the last 4 KiB of
- * these 1012 GiB is a good candidate.
- */
- msi->phys = 0xfcfffff000;
+ /* setup AFI/FPCI range */
+ msi->pages = __get_free_pages(GFP_KERNEL, 0);
+ msi->phys = virt_to_phys((void *)msi->pages);
afi_writel(pcie, msi->phys >> soc->msi_base_shift, AFI_MSI_FPCI_BAR_ST);
afi_writel(pcie, msi->phys, AFI_MSI_AXI_BAR_ST);
@@ -1596,6 +1584,8 @@ static int tegra_pcie_disable_msi(struct tegra_pcie *pcie)
afi_writel(pcie, 0, AFI_MSI_EN_VEC6);
afi_writel(pcie, 0, AFI_MSI_EN_VEC7);
+ free_pages(msi->pages, 0);
+
if (msi->irq > 0)
free_irq(msi->irq, pcie);
diff --git a/drivers/pci/host/pcie-tango.c b/drivers/pci/host/pcie-tango.c
index 6bbb81f06a53..95049de4131c 100644
--- a/drivers/pci/host/pcie-tango.c
+++ b/drivers/pci/host/pcie-tango.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/pci-ecam.h>
#include <linux/delay.h>
#include <linux/of.h>
diff --git a/drivers/pci/hotplug/Makefile b/drivers/pci/hotplug/Makefile
index e33cdda45a4d..7e3331603714 100644
--- a/drivers/pci/hotplug/Makefile
+++ b/drivers/pci/hotplug/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux kernel pci hotplug controller drivers.
#
diff --git a/drivers/pci/htirq.c b/drivers/pci/htirq.c
index 7eb4109a3df4..bb88c26f5144 100644
--- a/drivers/pci/htirq.c
+++ b/drivers/pci/htirq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* File: htirq.c
* Purpose: Hypertransport Interrupt Capability
diff --git a/drivers/pci/irq.c b/drivers/pci/irq.c
index 83d30953ce19..10929cd43d5d 100644
--- a/drivers/pci/irq.c
+++ b/drivers/pci/irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* PCI IRQ handling code
*
diff --git a/drivers/pci/pci-label.c b/drivers/pci/pci-label.c
index 7e9e79575d93..a961a71d950f 100644
--- a/drivers/pci/pci-label.c
+++ b/drivers/pci/pci-label.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Purpose: Export the firmware instance and label associated with
* a pci device to sysfs
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
index 8e075ea2743e..00fa4278c1f4 100644
--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* drivers/pci/pci-sysfs.c
*
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index a6560c9baa52..fdb02c1f94bb 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DRIVERS_PCI_H
#define DRIVERS_PCI_H
diff --git a/drivers/pci/pcie/Makefile b/drivers/pci/pcie/Makefile
index 36e35ea8fde7..223e4c34c29a 100644
--- a/drivers/pci/pcie/Makefile
+++ b/drivers/pci/pcie/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for PCI-Express PORT Driver
#
diff --git a/drivers/pci/pcie/aer/Makefile b/drivers/pci/pcie/aer/Makefile
index 2cba67510dc8..09bd890875a3 100644
--- a/drivers/pci/pcie/aer/Makefile
+++ b/drivers/pci/pcie/aer/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for PCI-Express Root Port Advanced Error Reporting Driver
#
diff --git a/drivers/pci/pcie/aer/aerdrv.h b/drivers/pci/pcie/aer/aerdrv.h
index d51e4a57b190..5449e5ce139d 100644
--- a/drivers/pci/pcie/aer/aerdrv.h
+++ b/drivers/pci/pcie/aer/aerdrv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2006 Intel Corp.
* Tom Long Nguyen (tom.l.nguyen@intel.com)
diff --git a/drivers/pci/pcie/aer/aerdrv_acpi.c b/drivers/pci/pcie/aer/aerdrv_acpi.c
index 01906576ab91..b2019440e882 100644
--- a/drivers/pci/pcie/aer/aerdrv_acpi.c
+++ b/drivers/pci/pcie/aer/aerdrv_acpi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Access ACPI _OSC method
*
diff --git a/drivers/pci/pcie/aspm.c b/drivers/pci/pcie/aspm.c
index 1dfa10cc566b..83e4a892b14b 100644
--- a/drivers/pci/pcie/aspm.c
+++ b/drivers/pci/pcie/aspm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* File: drivers/pci/pcie/aspm.c
* Enabling PCIe link L0s/L1 state and Clock Power Management
diff --git a/drivers/pci/pcie/portdrv.h b/drivers/pci/pcie/portdrv.h
index 4334fd5d7de9..a854bc569117 100644
--- a/drivers/pci/pcie/portdrv.h
+++ b/drivers/pci/pcie/portdrv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* File: portdrv.h
* Purpose: PCI Express Port Bus Driver's Internal Data Structures
diff --git a/drivers/pci/pcie/portdrv_core.c b/drivers/pci/pcie/portdrv_core.c
index 313a21df1692..ebc9d45bd731 100644
--- a/drivers/pci/pcie/portdrv_core.c
+++ b/drivers/pci/pcie/portdrv_core.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* File: portdrv_core.c
* Purpose: PCI Express Port Bus Driver's Core Functions
diff --git a/drivers/pci/pcie/portdrv_pci.c b/drivers/pci/pcie/portdrv_pci.c
index 083276e03c38..68c389c7b975 100644
--- a/drivers/pci/pcie/portdrv_pci.c
+++ b/drivers/pci/pcie/portdrv_pci.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* File: portdrv_pci.c
* Purpose: PCI Express Port Bus Driver
diff --git a/drivers/pci/proc.c b/drivers/pci/proc.c
index 098360d7ff81..58a662e3c4a6 100644
--- a/drivers/pci/proc.c
+++ b/drivers/pci/proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Procfs interface for the PCI bus.
*
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index a4d33619a7bb..911b3b65c8b2 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This file contains work-arounds for many known PCI hardware
* bugs. Devices present only on certain architectures (host
diff --git a/drivers/pci/setup-res.c b/drivers/pci/setup-res.c
index e576e1a8d978..c039149cacb0 100644
--- a/drivers/pci/setup-res.c
+++ b/drivers/pci/setup-res.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* drivers/pci/setup-res.c
*
diff --git a/drivers/pci/syscall.c b/drivers/pci/syscall.c
index 9bf993e1f71e..83efa001c2e7 100644
--- a/drivers/pci/syscall.c
+++ b/drivers/pci/syscall.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* pci_syscall.c
*
diff --git a/drivers/pcmcia/Makefile b/drivers/pcmcia/Makefile
index 27e94b30cf96..e7dae16b9a43 100644
--- a/drivers/pcmcia/Makefile
+++ b/drivers/pcmcia/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the kernel pcmcia subsystem (c/o David Hinds)
#
diff --git a/drivers/pcmcia/bcm63xx_pcmcia.h b/drivers/pcmcia/bcm63xx_pcmcia.h
index ed957399d863..2122c59a1c4a 100644
--- a/drivers/pcmcia/bcm63xx_pcmcia.h
+++ b/drivers/pcmcia/bcm63xx_pcmcia.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BCM63XX_PCMCIA_H_
#define BCM63XX_PCMCIA_H_
diff --git a/drivers/pcmcia/i82092aa.h b/drivers/pcmcia/i82092aa.h
index 8836d393ad02..fabe08c3e33d 100644
--- a/drivers/pcmcia/i82092aa.h
+++ b/drivers/pcmcia/i82092aa.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _INCLUDE_GUARD_i82092aa_H_
#define _INCLUDE_GUARD_i82092aa_H_
diff --git a/drivers/pcmcia/m32r_cfc.h b/drivers/pcmcia/m32r_cfc.h
index f558e1adf954..05fec98617d0 100644
--- a/drivers/pcmcia/m32r_cfc.h
+++ b/drivers/pcmcia/m32r_cfc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2001 by Hiroyuki Kondo
*/
diff --git a/drivers/pcmcia/m32r_pcc.h b/drivers/pcmcia/m32r_pcc.h
index f95c58563bc8..d99ad3864ff3 100644
--- a/drivers/pcmcia/m32r_pcc.h
+++ b/drivers/pcmcia/m32r_pcc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2001 by Hiroyuki Kondo
*/
diff --git a/drivers/pcmcia/pd6729.h b/drivers/pcmcia/pd6729.h
index c8e84bdece38..605cc2ccf9c5 100644
--- a/drivers/pcmcia/pd6729.h
+++ b/drivers/pcmcia/pd6729.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _INCLUDE_GUARD_PD6729_H_
#define _INCLUDE_GUARD_PD6729_H_
diff --git a/drivers/pcmcia/sa1100_assabet.c b/drivers/pcmcia/sa1100_assabet.c
index 71ace6910d7e..78ad2bba76db 100644
--- a/drivers/pcmcia/sa1100_assabet.c
+++ b/drivers/pcmcia/sa1100_assabet.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* drivers/pcmcia/sa1100_assabet.c
*
diff --git a/drivers/pcmcia/sa1100_cerf.c b/drivers/pcmcia/sa1100_cerf.c
index c3f67363f6a1..2a54081d161d 100644
--- a/drivers/pcmcia/sa1100_cerf.c
+++ b/drivers/pcmcia/sa1100_cerf.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* drivers/pcmcia/sa1100_cerf.c
*
diff --git a/drivers/pcmcia/sa1100_generic.h b/drivers/pcmcia/sa1100_generic.h
index adb08dbc723f..a5f1f1dd63cb 100644
--- a/drivers/pcmcia/sa1100_generic.h
+++ b/drivers/pcmcia/sa1100_generic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include "soc_common.h"
#include "sa11xx_base.h"
diff --git a/drivers/pcmcia/sa1100_h3600.c b/drivers/pcmcia/sa1100_h3600.c
index 431d8b07cbaf..aebf9a66fdde 100644
--- a/drivers/pcmcia/sa1100_h3600.c
+++ b/drivers/pcmcia/sa1100_h3600.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* drivers/pcmcia/sa1100_h3600.c
*
diff --git a/drivers/pcmcia/sa1100_shannon.c b/drivers/pcmcia/sa1100_shannon.c
index b07a2dc3296e..0e52a575986e 100644
--- a/drivers/pcmcia/sa1100_shannon.c
+++ b/drivers/pcmcia/sa1100_shannon.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* drivers/pcmcia/sa1100_shannon.c
*
diff --git a/drivers/pcmcia/sa1100_simpad.c b/drivers/pcmcia/sa1100_simpad.c
index 73fd37968b6a..7ce65bb23a8e 100644
--- a/drivers/pcmcia/sa1100_simpad.c
+++ b/drivers/pcmcia/sa1100_simpad.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* drivers/pcmcia/sa1100_simpad.c
*
diff --git a/drivers/pcmcia/sa1111_generic.h b/drivers/pcmcia/sa1111_generic.h
index e74ecfdc1b26..c01571d46982 100644
--- a/drivers/pcmcia/sa1111_generic.h
+++ b/drivers/pcmcia/sa1111_generic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include "soc_common.h"
#include "sa11xx_base.h"
diff --git a/drivers/pcmcia/sa1111_jornada720.c b/drivers/pcmcia/sa1111_jornada720.c
index 480a3ede27c8..3d4ca87ca76c 100644
--- a/drivers/pcmcia/sa1111_jornada720.c
+++ b/drivers/pcmcia/sa1111_jornada720.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* drivers/pcmcia/sa1100_jornada720.c
*
diff --git a/drivers/pcmcia/sa1111_neponset.c b/drivers/pcmcia/sa1111_neponset.c
index 019c395eb4bf..0ccf05a28a4b 100644
--- a/drivers/pcmcia/sa1111_neponset.c
+++ b/drivers/pcmcia/sa1111_neponset.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/drivers/pcmcia/sa1100_neponset.c
*
diff --git a/drivers/pcmcia/soc_common.h b/drivers/pcmcia/soc_common.h
index 3f3625805353..b7f993f1bbd0 100644
--- a/drivers/pcmcia/soc_common.h
+++ b/drivers/pcmcia/soc_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/drivers/pcmcia/soc_common.h
*
diff --git a/drivers/pcmcia/yenta_socket.h b/drivers/pcmcia/yenta_socket.h
index 4e75e9e258cd..efeed19e28c7 100644
--- a/drivers/pcmcia/yenta_socket.h
+++ b/drivers/pcmcia/yenta_socket.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __YENTA_H
#define __YENTA_H
diff --git a/drivers/perf/Makefile b/drivers/perf/Makefile
index 6420bd4394d5..9402dc8ff22c 100644
--- a/drivers/perf/Makefile
+++ b/drivers/perf/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_ARM_PMU) += arm_pmu.o arm_pmu_platform.o
obj-$(CONFIG_ARM_PMU_ACPI) += arm_pmu_acpi.o
obj-$(CONFIG_QCOM_L2_PMU) += qcom_l2_pmu.o
diff --git a/drivers/perf/arm_pmu_platform.c b/drivers/perf/arm_pmu_platform.c
index 4eafa7a42e52..4428852e1da1 100644
--- a/drivers/perf/arm_pmu_platform.c
+++ b/drivers/perf/arm_pmu_platform.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* platform_device probing code for ARM performance counters.
*
diff --git a/drivers/phy/Makefile b/drivers/phy/Makefile
index 3a52dcb09566..84e3bd9c5665 100644
--- a/drivers/phy/Makefile
+++ b/drivers/phy/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the phy drivers.
#
diff --git a/drivers/phy/broadcom/Makefile b/drivers/phy/broadcom/Makefile
index 4eb82ec8d491..fdd9ec8fd70b 100644
--- a/drivers/phy/broadcom/Makefile
+++ b/drivers/phy/broadcom/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_PHY_CYGNUS_PCIE) += phy-bcm-cygnus-pcie.o
obj-$(CONFIG_BCM_KONA_USB2_PHY) += phy-bcm-kona-usb2.o
obj-$(CONFIG_PHY_BCM_NS_USB2) += phy-bcm-ns-usb2.o
diff --git a/drivers/phy/marvell/Makefile b/drivers/phy/marvell/Makefile
index 0cf6a7cbaf9f..5c3ec5d10e0d 100644
--- a/drivers/phy/marvell/Makefile
+++ b/drivers/phy/marvell/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_ARMADA375_USBCLUSTER_PHY) += phy-armada375-usb2.o
obj-$(CONFIG_PHY_BERLIN_SATA) += phy-berlin-sata.o
obj-$(CONFIG_PHY_BERLIN_USB) += phy-berlin-usb.o
diff --git a/drivers/phy/marvell/phy-mvebu-cp110-comphy.c b/drivers/phy/marvell/phy-mvebu-cp110-comphy.c
index 73ebad6634a7..89c887ea5557 100644
--- a/drivers/phy/marvell/phy-mvebu-cp110-comphy.c
+++ b/drivers/phy/marvell/phy-mvebu-cp110-comphy.c
@@ -111,6 +111,8 @@
#define MVEBU_COMPHY_CONF6_40B BIT(18)
#define MVEBU_COMPHY_SELECTOR 0x1140
#define MVEBU_COMPHY_SELECTOR_PHY(n) ((n) * 0x4)
+#define MVEBU_COMPHY_PIPE_SELECTOR 0x1144
+#define MVEBU_COMPHY_PIPE_SELECTOR_PIPE(n) ((n) * 0x4)
#define MVEBU_COMPHY_LANES 6
#define MVEBU_COMPHY_PORTS 3
@@ -468,13 +470,17 @@ static int mvebu_comphy_power_on(struct phy *phy)
{
struct mvebu_comphy_lane *lane = phy_get_drvdata(phy);
struct mvebu_comphy_priv *priv = lane->priv;
- int ret;
- u32 mux, val;
+ int ret, mux;
+ u32 val;
mux = mvebu_comphy_get_mux(lane->id, lane->port, lane->mode);
if (mux < 0)
return -ENOTSUPP;
+ regmap_read(priv->regmap, MVEBU_COMPHY_PIPE_SELECTOR, &val);
+ val &= ~(0xf << MVEBU_COMPHY_PIPE_SELECTOR_PIPE(lane->id));
+ regmap_write(priv->regmap, MVEBU_COMPHY_PIPE_SELECTOR, val);
+
regmap_read(priv->regmap, MVEBU_COMPHY_SELECTOR, &val);
val &= ~(0xf << MVEBU_COMPHY_SELECTOR_PHY(lane->id));
val |= mux << MVEBU_COMPHY_SELECTOR_PHY(lane->id);
@@ -526,6 +532,10 @@ static int mvebu_comphy_power_off(struct phy *phy)
val &= ~(0xf << MVEBU_COMPHY_SELECTOR_PHY(lane->id));
regmap_write(priv->regmap, MVEBU_COMPHY_SELECTOR, val);
+ regmap_read(priv->regmap, MVEBU_COMPHY_PIPE_SELECTOR, &val);
+ val &= ~(0xf << MVEBU_COMPHY_PIPE_SELECTOR_PIPE(lane->id));
+ regmap_write(priv->regmap, MVEBU_COMPHY_PIPE_SELECTOR, val);
+
return 0;
}
@@ -576,8 +586,8 @@ static int mvebu_comphy_probe(struct platform_device *pdev)
return PTR_ERR(priv->regmap);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
priv->base = devm_ioremap_resource(&pdev->dev, res);
- if (!priv->base)
- return -ENOMEM;
+ if (IS_ERR(priv->base))
+ return PTR_ERR(priv->base);
for_each_available_child_of_node(pdev->dev.of_node, child) {
struct mvebu_comphy_lane *lane;
diff --git a/drivers/phy/mediatek/phy-mtk-tphy.c b/drivers/phy/mediatek/phy-mtk-tphy.c
index e3baad78521f..721a2a1c97ef 100644
--- a/drivers/phy/mediatek/phy-mtk-tphy.c
+++ b/drivers/phy/mediatek/phy-mtk-tphy.c
@@ -27,6 +27,7 @@
/* banks shared by multiple phys */
#define SSUSB_SIFSLV_V1_SPLLC 0x000 /* shared by u3 phys */
#define SSUSB_SIFSLV_V1_U2FREQ 0x100 /* shared by u2 phys */
+#define SSUSB_SIFSLV_V1_CHIP 0x300 /* shared by u3 phys */
/* u2 phy bank */
#define SSUSB_SIFSLV_V1_U2PHY_COM 0x000
/* u3/pcie/sata phy banks */
@@ -762,7 +763,7 @@ static void phy_v1_banks_init(struct mtk_tphy *tphy,
case PHY_TYPE_USB3:
case PHY_TYPE_PCIE:
u3_banks->spllc = tphy->sif_base + SSUSB_SIFSLV_V1_SPLLC;
- u3_banks->chip = NULL;
+ u3_banks->chip = tphy->sif_base + SSUSB_SIFSLV_V1_CHIP;
u3_banks->phyd = instance->port_base + SSUSB_SIFSLV_V1_U3PHYD;
u3_banks->phya = instance->port_base + SSUSB_SIFSLV_V1_U3PHYA;
break;
diff --git a/drivers/phy/qualcomm/Makefile b/drivers/phy/qualcomm/Makefile
index 2e183d7695fd..9abb7899762a 100644
--- a/drivers/phy/qualcomm/Makefile
+++ b/drivers/phy/qualcomm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_PHY_QCOM_APQ8064_SATA) += phy-qcom-apq8064-sata.o
obj-$(CONFIG_PHY_QCOM_IPQ806X_SATA) += phy-qcom-ipq806x-sata.o
obj-$(CONFIG_PHY_QCOM_QMP) += phy-qcom-qmp.o
diff --git a/drivers/phy/rockchip/Makefile b/drivers/phy/rockchip/Makefile
index bd0acdf38e0f..7f149d989046 100644
--- a/drivers/phy/rockchip/Makefile
+++ b/drivers/phy/rockchip/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_PHY_ROCKCHIP_DP) += phy-rockchip-dp.o
obj-$(CONFIG_PHY_ROCKCHIP_EMMC) += phy-rockchip-emmc.o
obj-$(CONFIG_PHY_ROCKCHIP_INNO_USB2) += phy-rockchip-inno-usb2.o
diff --git a/drivers/phy/rockchip/phy-rockchip-typec.c b/drivers/phy/rockchip/phy-rockchip-typec.c
index 4d2c57f21d76..a958c9bced01 100644
--- a/drivers/phy/rockchip/phy-rockchip-typec.c
+++ b/drivers/phy/rockchip/phy-rockchip-typec.c
@@ -443,14 +443,34 @@ static inline int property_enable(struct rockchip_typec_phy *tcphy,
return regmap_write(tcphy->grf_regs, reg->offset, val | mask);
}
+static void tcphy_dp_aux_set_flip(struct rockchip_typec_phy *tcphy)
+{
+ u16 tx_ana_ctrl_reg_1;
+
+ /*
+ * Select the polarity of the xcvr:
+ * 1, Reverses the polarity (If TYPEC, Pulls ups aux_p and pull
+ * down aux_m)
+ * 0, Normal polarity (if TYPEC, pulls up aux_m and pulls down
+ * aux_p)
+ */
+ tx_ana_ctrl_reg_1 = readl(tcphy->base + TX_ANA_CTRL_REG_1);
+ if (!tcphy->flip)
+ tx_ana_ctrl_reg_1 |= BIT(12);
+ else
+ tx_ana_ctrl_reg_1 &= ~BIT(12);
+ writel(tx_ana_ctrl_reg_1, tcphy->base + TX_ANA_CTRL_REG_1);
+}
+
static void tcphy_dp_aux_calibration(struct rockchip_typec_phy *tcphy)
{
+ u16 tx_ana_ctrl_reg_1;
u16 rdata, rdata2, val;
/* disable txda_cal_latch_en for rewrite the calibration values */
- rdata = readl(tcphy->base + TX_ANA_CTRL_REG_1);
- val = rdata & 0xdfff;
- writel(val, tcphy->base + TX_ANA_CTRL_REG_1);
+ tx_ana_ctrl_reg_1 = readl(tcphy->base + TX_ANA_CTRL_REG_1);
+ tx_ana_ctrl_reg_1 &= ~BIT(13);
+ writel(tx_ana_ctrl_reg_1, tcphy->base + TX_ANA_CTRL_REG_1);
/*
* read a resistor calibration code from CMN_TXPUCAL_CTRL[6:0] and
@@ -472,9 +492,8 @@ static void tcphy_dp_aux_calibration(struct rockchip_typec_phy *tcphy)
* Activate this signal for 1 clock cycle to sample new calibration
* values.
*/
- rdata = readl(tcphy->base + TX_ANA_CTRL_REG_1);
- val = rdata | 0x2000;
- writel(val, tcphy->base + TX_ANA_CTRL_REG_1);
+ tx_ana_ctrl_reg_1 |= BIT(13);
+ writel(tx_ana_ctrl_reg_1, tcphy->base + TX_ANA_CTRL_REG_1);
usleep_range(150, 200);
/* set TX Voltage Level and TX Deemphasis to 0 */
@@ -482,8 +501,10 @@ static void tcphy_dp_aux_calibration(struct rockchip_typec_phy *tcphy)
/* re-enable decap */
writel(0x100, tcphy->base + TX_ANA_CTRL_REG_2);
writel(0x300, tcphy->base + TX_ANA_CTRL_REG_2);
- writel(0x2008, tcphy->base + TX_ANA_CTRL_REG_1);
- writel(0x2018, tcphy->base + TX_ANA_CTRL_REG_1);
+ tx_ana_ctrl_reg_1 |= BIT(3);
+ writel(tx_ana_ctrl_reg_1, tcphy->base + TX_ANA_CTRL_REG_1);
+ tx_ana_ctrl_reg_1 |= BIT(4);
+ writel(tx_ana_ctrl_reg_1, tcphy->base + TX_ANA_CTRL_REG_1);
writel(0, tcphy->base + TX_ANA_CTRL_REG_5);
@@ -494,8 +515,10 @@ static void tcphy_dp_aux_calibration(struct rockchip_typec_phy *tcphy)
writel(0x1001, tcphy->base + TX_ANA_CTRL_REG_4);
/* re-enables Bandgap reference for LDO */
- writel(0x2098, tcphy->base + TX_ANA_CTRL_REG_1);
- writel(0x2198, tcphy->base + TX_ANA_CTRL_REG_1);
+ tx_ana_ctrl_reg_1 |= BIT(7);
+ writel(tx_ana_ctrl_reg_1, tcphy->base + TX_ANA_CTRL_REG_1);
+ tx_ana_ctrl_reg_1 |= BIT(8);
+ writel(tx_ana_ctrl_reg_1, tcphy->base + TX_ANA_CTRL_REG_1);
/*
* re-enables the transmitter pre-driver, driver data selection MUX,
@@ -505,27 +528,26 @@ static void tcphy_dp_aux_calibration(struct rockchip_typec_phy *tcphy)
writel(0x303, tcphy->base + TX_ANA_CTRL_REG_2);
/*
- * BIT 12: Controls auxda_polarity, which selects the polarity of the
- * xcvr:
- * 1, Reverses the polarity (If TYPEC, Pulls ups aux_p and pull
- * down aux_m)
- * 0, Normal polarity (if TYPE_C, pulls up aux_m and pulls down
- * aux_p)
+ * Do some magic undocumented stuff, some of which appears to
+ * undo the "re-enables Bandgap reference for LDO" above.
*/
- val = 0xa078;
- if (!tcphy->flip)
- val |= BIT(12);
- writel(val, tcphy->base + TX_ANA_CTRL_REG_1);
+ tx_ana_ctrl_reg_1 |= BIT(15);
+ tx_ana_ctrl_reg_1 &= ~BIT(8);
+ tx_ana_ctrl_reg_1 &= ~BIT(7);
+ tx_ana_ctrl_reg_1 |= BIT(6);
+ tx_ana_ctrl_reg_1 |= BIT(5);
+ writel(tx_ana_ctrl_reg_1, tcphy->base + TX_ANA_CTRL_REG_1);
writel(0, tcphy->base + TX_ANA_CTRL_REG_3);
writel(0, tcphy->base + TX_ANA_CTRL_REG_4);
writel(0, tcphy->base + TX_ANA_CTRL_REG_5);
/*
- * Controls low_power_swing_en, set the voltage swing of the driver
- * to 400mv. The values below are peak to peak (differential) values.
+ * Controls low_power_swing_en, don't set the voltage swing of the
+ * driver to 400mv. The values below are peak to peak (differential)
+ * values.
*/
- writel(4, tcphy->base + TXDA_COEFF_CALC_CTRL);
+ writel(0, tcphy->base + TXDA_COEFF_CALC_CTRL);
writel(0, tcphy->base + TXDA_CYA_AUXDA_CYA);
/* Controls tx_high_z_tm_en */
@@ -555,6 +577,7 @@ static int tcphy_phy_init(struct rockchip_typec_phy *tcphy, u8 mode)
reset_control_deassert(tcphy->tcphy_rst);
property_enable(tcphy, &cfg->typec_conn_dir, tcphy->flip);
+ tcphy_dp_aux_set_flip(tcphy);
tcphy_cfg_24m(tcphy);
@@ -685,8 +708,11 @@ static int rockchip_usb3_phy_power_on(struct phy *phy)
if (tcphy->mode == new_mode)
goto unlock_ret;
- if (tcphy->mode == MODE_DISCONNECT)
- tcphy_phy_init(tcphy, new_mode);
+ if (tcphy->mode == MODE_DISCONNECT) {
+ ret = tcphy_phy_init(tcphy, new_mode);
+ if (ret)
+ goto unlock_ret;
+ }
/* wait TCPHY for pipe ready */
for (timeout = 0; timeout < 100; timeout++) {
@@ -760,10 +786,12 @@ static int rockchip_dp_phy_power_on(struct phy *phy)
*/
if (new_mode == MODE_DFP_DP && tcphy->mode != MODE_DISCONNECT) {
tcphy_phy_deinit(tcphy);
- tcphy_phy_init(tcphy, new_mode);
+ ret = tcphy_phy_init(tcphy, new_mode);
} else if (tcphy->mode == MODE_DISCONNECT) {
- tcphy_phy_init(tcphy, new_mode);
+ ret = tcphy_phy_init(tcphy, new_mode);
}
+ if (ret)
+ goto unlock_ret;
ret = readx_poll_timeout(readl, tcphy->base + DP_MODE_CTL,
val, val & DP_MODE_A2, 1000,
diff --git a/drivers/phy/samsung/Makefile b/drivers/phy/samsung/Makefile
index 20d7f2424772..db9b1aa0de6e 100644
--- a/drivers/phy/samsung/Makefile
+++ b/drivers/phy/samsung/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_PHY_EXYNOS_DP_VIDEO) += phy-exynos-dp-video.o
obj-$(CONFIG_PHY_EXYNOS_MIPI_VIDEO) += phy-exynos-mipi-video.o
obj-$(CONFIG_PHY_EXYNOS_PCIE) += phy-exynos-pcie.o
diff --git a/drivers/phy/tegra/xusb.c b/drivers/phy/tegra/xusb.c
index 3cbcb2537657..4307bf0013e1 100644
--- a/drivers/phy/tegra/xusb.c
+++ b/drivers/phy/tegra/xusb.c
@@ -454,6 +454,8 @@ tegra_xusb_find_port_node(struct tegra_xusb_padctl *padctl, const char *type,
char *name;
name = kasprintf(GFP_KERNEL, "%s-%u", type, index);
+ if (!name)
+ return ERR_PTR(-ENOMEM);
np = of_find_node_by_name(np, name);
kfree(name);
}
diff --git a/drivers/phy/ti/Makefile b/drivers/phy/ti/Makefile
index 0cc3a1a557a3..9f361756eaf2 100644
--- a/drivers/phy/ti/Makefile
+++ b/drivers/phy/ti/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_PHY_DA8XX_USB) += phy-da8xx-usb.o
obj-$(CONFIG_PHY_DM816X_USB) += phy-dm816x-usb.o
obj-$(CONFIG_OMAP_CONTROL_PHY) += phy-omap-control.o
diff --git a/drivers/pinctrl/Kconfig b/drivers/pinctrl/Kconfig
index 1778cf4f81c7..82cd8b08d71f 100644
--- a/drivers/pinctrl/Kconfig
+++ b/drivers/pinctrl/Kconfig
@@ -100,6 +100,7 @@ config PINCTRL_AMD
tristate "AMD GPIO pin control"
depends on GPIOLIB
select GPIOLIB_IRQCHIP
+ select PINMUX
select PINCONF
select GENERIC_PINCONF
help
diff --git a/drivers/pinctrl/Makefile b/drivers/pinctrl/Makefile
index c16e27900dbb..d0d4844f8022 100644
--- a/drivers/pinctrl/Makefile
+++ b/drivers/pinctrl/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# generic pinmux support
subdir-ccflags-$(CONFIG_DEBUG_PINCTRL) += -DDEBUG
diff --git a/drivers/pinctrl/bcm/Makefile b/drivers/pinctrl/bcm/Makefile
index 2a65111f3c70..80ceb9dae944 100644
--- a/drivers/pinctrl/bcm/Makefile
+++ b/drivers/pinctrl/bcm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Broadcom pinctrl support
obj-$(CONFIG_PINCTRL_BCM281XX) += pinctrl-bcm281xx.o
diff --git a/drivers/pinctrl/bcm/pinctrl-bcm2835.c b/drivers/pinctrl/bcm/pinctrl-bcm2835.c
index 0944310225db..ff782445dfb7 100644
--- a/drivers/pinctrl/bcm/pinctrl-bcm2835.c
+++ b/drivers/pinctrl/bcm/pinctrl-bcm2835.c
@@ -373,16 +373,12 @@ static void bcm2835_gpio_irq_handle_bank(struct bcm2835_pinctrl *pc,
unsigned long events;
unsigned offset;
unsigned gpio;
- unsigned int type;
events = bcm2835_gpio_rd(pc, GPEDS0 + bank * 4);
events &= mask;
events &= pc->enabled_irq_map[bank];
for_each_set_bit(offset, &events, 32) {
gpio = (32 * bank) + offset;
- /* FIXME: no clue why the code looks up the type here */
- type = pc->irq_type[gpio];
-
generic_handle_irq(irq_linear_revmap(pc->gpio_chip.irqdomain,
gpio));
}
diff --git a/drivers/pinctrl/freescale/Makefile b/drivers/pinctrl/freescale/Makefile
index 525a5ff5dcb4..19bb9a55a567 100644
--- a/drivers/pinctrl/freescale/Makefile
+++ b/drivers/pinctrl/freescale/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Freescale pin control drivers
obj-$(CONFIG_PINCTRL_IMX) += pinctrl-imx.o
obj-$(CONFIG_PINCTRL_IMX1_CORE) += pinctrl-imx1-core.o
diff --git a/drivers/pinctrl/intel/Makefile b/drivers/pinctrl/intel/Makefile
index c12874da5992..624d367caa09 100644
--- a/drivers/pinctrl/intel/Makefile
+++ b/drivers/pinctrl/intel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Intel pin control drivers
obj-$(CONFIG_PINCTRL_BAYTRAIL) += pinctrl-baytrail.o
diff --git a/drivers/pinctrl/intel/pinctrl-cherryview.c b/drivers/pinctrl/intel/pinctrl-cherryview.c
index 04e929fd0ffe..fadbca907c7c 100644
--- a/drivers/pinctrl/intel/pinctrl-cherryview.c
+++ b/drivers/pinctrl/intel/pinctrl-cherryview.c
@@ -1577,6 +1577,7 @@ static int chv_gpio_probe(struct chv_pinctrl *pctrl, int irq)
struct gpio_chip *chip = &pctrl->chip;
bool need_valid_mask = !dmi_check_system(chv_no_valid_mask);
int ret, i, offset;
+ int irq_base;
*chip = chv_gpio_chip;
@@ -1622,7 +1623,18 @@ static int chv_gpio_probe(struct chv_pinctrl *pctrl, int irq)
/* Clear all interrupts */
chv_writel(0xffff, pctrl->regs + CHV_INTSTAT);
- ret = gpiochip_irqchip_add(chip, &chv_gpio_irqchip, 0,
+ if (!need_valid_mask) {
+ irq_base = devm_irq_alloc_descs(pctrl->dev, -1, 0,
+ chip->ngpio, NUMA_NO_NODE);
+ if (irq_base < 0) {
+ dev_err(pctrl->dev, "Failed to allocate IRQ numbers\n");
+ return irq_base;
+ }
+ } else {
+ irq_base = 0;
+ }
+
+ ret = gpiochip_irqchip_add(chip, &chv_gpio_irqchip, irq_base,
handle_bad_irq, IRQ_TYPE_NONE);
if (ret) {
dev_err(pctrl->dev, "failed to add IRQ chip\n");
diff --git a/drivers/pinctrl/mediatek/Makefile b/drivers/pinctrl/mediatek/Makefile
index e59c613d4ddd..10d90140a38a 100644
--- a/drivers/pinctrl/mediatek/Makefile
+++ b/drivers/pinctrl/mediatek/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Core
obj-y += pinctrl-mtk-common.o
diff --git a/drivers/pinctrl/mediatek/pinctrl-mtk-mt6397.h b/drivers/pinctrl/mediatek/pinctrl-mtk-mt6397.h
index 4eb98ddb40a4..17df4cfbde4e 100644
--- a/drivers/pinctrl/mediatek/pinctrl-mtk-mt6397.h
+++ b/drivers/pinctrl/mediatek/pinctrl-mtk-mt6397.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PINCTRL_MTK_MT6397_H
#define __PINCTRL_MTK_MT6397_H
diff --git a/drivers/pinctrl/mediatek/pinctrl-mtk-mt8127.h b/drivers/pinctrl/mediatek/pinctrl-mtk-mt8127.h
index 212559c147f8..850483d7d9be 100644
--- a/drivers/pinctrl/mediatek/pinctrl-mtk-mt8127.h
+++ b/drivers/pinctrl/mediatek/pinctrl-mtk-mt8127.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PINCTRL_MTK_MT8127_H
#define __PINCTRL_MTK_MT8127_H
diff --git a/drivers/pinctrl/mvebu/Makefile b/drivers/pinctrl/mvebu/Makefile
index 5b03fd55e28d..cd082dca4482 100644
--- a/drivers/pinctrl/mvebu/Makefile
+++ b/drivers/pinctrl/mvebu/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_PINCTRL_MVEBU) += pinctrl-mvebu.o
obj-$(CONFIG_PINCTRL_DOVE) += pinctrl-dove.o
obj-$(CONFIG_PINCTRL_KIRKWOOD) += pinctrl-kirkwood.o
diff --git a/drivers/pinctrl/nomadik/Makefile b/drivers/pinctrl/nomadik/Makefile
index 30b27f18cd52..bf8b7517ee4a 100644
--- a/drivers/pinctrl/nomadik/Makefile
+++ b/drivers/pinctrl/nomadik/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Nomadik family pin control drivers
obj-$(CONFIG_PINCTRL_ABX500) += pinctrl-abx500.o
obj-$(CONFIG_PINCTRL_AB8500) += pinctrl-ab8500.o
diff --git a/drivers/pinctrl/nomadik/pinctrl-abx500.h b/drivers/pinctrl/nomadik/pinctrl-abx500.h
index 2beef3bfe9ca..43f9b718a8ef 100644
--- a/drivers/pinctrl/nomadik/pinctrl-abx500.h
+++ b/drivers/pinctrl/nomadik/pinctrl-abx500.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PINCTRL_PINCTRL_ABx500_H
#define PINCTRL_PINCTRL_ABx500_H
diff --git a/drivers/pinctrl/nomadik/pinctrl-nomadik-db8500.c b/drivers/pinctrl/nomadik/pinctrl-nomadik-db8500.c
index af4814479eb0..726c0b5501fa 100644
--- a/drivers/pinctrl/nomadik/pinctrl-nomadik-db8500.c
+++ b/drivers/pinctrl/nomadik/pinctrl-nomadik-db8500.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/pinctrl/pinctrl.h>
#include "pinctrl-nomadik.h"
diff --git a/drivers/pinctrl/nomadik/pinctrl-nomadik-db8540.c b/drivers/pinctrl/nomadik/pinctrl-nomadik-db8540.c
index 2860eafd1b42..ae3ac7b799a6 100644
--- a/drivers/pinctrl/nomadik/pinctrl-nomadik-db8540.c
+++ b/drivers/pinctrl/nomadik/pinctrl-nomadik-db8540.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/pinctrl/pinctrl.h>
#include "pinctrl-nomadik.h"
diff --git a/drivers/pinctrl/nomadik/pinctrl-nomadik-stn8815.c b/drivers/pinctrl/nomadik/pinctrl-nomadik-stn8815.c
index e852048c4c04..7e814764da7d 100644
--- a/drivers/pinctrl/nomadik/pinctrl-nomadik-stn8815.c
+++ b/drivers/pinctrl/nomadik/pinctrl-nomadik-stn8815.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/pinctrl/pinctrl.h>
#include "pinctrl-nomadik.h"
diff --git a/drivers/pinctrl/nomadik/pinctrl-nomadik.h b/drivers/pinctrl/nomadik/pinctrl-nomadik.h
index 30bba2a75a58..ae0bac06639f 100644
--- a/drivers/pinctrl/nomadik/pinctrl-nomadik.h
+++ b/drivers/pinctrl/nomadik/pinctrl-nomadik.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PINCTRL_PINCTRL_NOMADIK_H
#define PINCTRL_PINCTRL_NOMADIK_H
diff --git a/drivers/pinctrl/pinctrl-amd.c b/drivers/pinctrl/pinctrl-amd.c
index 3f6b34febbf1..433af328d981 100644
--- a/drivers/pinctrl/pinctrl-amd.c
+++ b/drivers/pinctrl/pinctrl-amd.c
@@ -534,8 +534,16 @@ static irqreturn_t amd_gpio_irq_handler(int irq, void *dev_id)
continue;
irq = irq_find_mapping(gc->irqdomain, irqnr + i);
generic_handle_irq(irq);
- /* Clear interrupt */
+
+ /* Clear interrupt.
+ * We must read the pin register again, in case the
+ * value was changed while executing
+ * generic_handle_irq() above.
+ */
+ raw_spin_lock_irqsave(&gpio_dev->lock, flags);
+ regval = readl(regs + i);
writel(regval, regs + i);
+ raw_spin_unlock_irqrestore(&gpio_dev->lock, flags);
ret = IRQ_HANDLED;
}
}
diff --git a/drivers/pinctrl/pinctrl-coh901.h b/drivers/pinctrl/pinctrl-coh901.h
index 87294222583e..ba2678665168 100644
--- a/drivers/pinctrl/pinctrl-coh901.h
+++ b/drivers/pinctrl/pinctrl-coh901.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
int u300_gpio_config_get(struct gpio_chip *chip,
unsigned offset,
unsigned long *config);
diff --git a/drivers/pinctrl/pinctrl-mcp23s08.c b/drivers/pinctrl/pinctrl-mcp23s08.c
index 3e40d4245512..9c950bbf07ba 100644
--- a/drivers/pinctrl/pinctrl-mcp23s08.c
+++ b/drivers/pinctrl/pinctrl-mcp23s08.c
@@ -407,10 +407,10 @@ static int mcp23s08_get(struct gpio_chip *chip, unsigned offset)
ret = mcp_read(mcp, MCP_GPIO, &status);
if (ret < 0)
status = 0;
- else
+ else {
+ mcp->cached_gpio = status;
status = !!(status & (1 << offset));
-
- mcp->cached_gpio = status;
+ }
mutex_unlock(&mcp->lock);
return status;
diff --git a/drivers/pinctrl/qcom/Makefile b/drivers/pinctrl/qcom/Makefile
index 06c8b2ace05f..a1db345ded1c 100644
--- a/drivers/pinctrl/qcom/Makefile
+++ b/drivers/pinctrl/qcom/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Qualcomm pin control drivers
obj-$(CONFIG_PINCTRL_MSM) += pinctrl-msm.o
obj-$(CONFIG_PINCTRL_APQ8064) += pinctrl-apq8064.o
diff --git a/drivers/pinctrl/samsung/Makefile b/drivers/pinctrl/samsung/Makefile
index 595995851ea5..df426561d067 100644
--- a/drivers/pinctrl/samsung/Makefile
+++ b/drivers/pinctrl/samsung/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Samsung pin control drivers
obj-$(CONFIG_PINCTRL_SAMSUNG) += pinctrl-samsung.o
diff --git a/drivers/pinctrl/sh-pfc/Makefile b/drivers/pinctrl/sh-pfc/Makefile
index 1d4f05a96bd4..a7903904b64e 100644
--- a/drivers/pinctrl/sh-pfc/Makefile
+++ b/drivers/pinctrl/sh-pfc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_PINCTRL_SH_PFC) += core.o pinctrl.o
obj-$(CONFIG_PINCTRL_SH_PFC_GPIO) += gpio.o
obj-$(CONFIG_PINCTRL_PFC_EMEV2) += pfc-emev2.o
diff --git a/drivers/pinctrl/sh-pfc/pfc-sh7722.c b/drivers/pinctrl/sh-pfc/pfc-sh7722.c
index 29c69133b0ef..0e733bffdb38 100644
--- a/drivers/pinctrl/sh-pfc/pfc-sh7722.c
+++ b/drivers/pinctrl/sh-pfc/pfc-sh7722.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/gpio.h>
diff --git a/drivers/pinctrl/spear/Makefile b/drivers/pinctrl/spear/Makefile
index 37b8412ac8a3..da52d17550a3 100644
--- a/drivers/pinctrl/spear/Makefile
+++ b/drivers/pinctrl/spear/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# SPEAr pinmux support
obj-$(CONFIG_PINCTRL_SPEAR_PLGPIO) += pinctrl-plgpio.o
diff --git a/drivers/pinctrl/stm32/Makefile b/drivers/pinctrl/stm32/Makefile
index 5f379f5153f1..d13ca3573486 100644
--- a/drivers/pinctrl/stm32/Makefile
+++ b/drivers/pinctrl/stm32/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Core
obj-$(CONFIG_PINCTRL_STM32) += pinctrl-stm32.o
diff --git a/drivers/pinctrl/sunxi/Makefile b/drivers/pinctrl/sunxi/Makefile
index dc6c9619e41c..12a752e836ef 100644
--- a/drivers/pinctrl/sunxi/Makefile
+++ b/drivers/pinctrl/sunxi/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Core
obj-y += pinctrl-sunxi.o
diff --git a/drivers/pinctrl/tegra/Makefile b/drivers/pinctrl/tegra/Makefile
index d9ea2be69cc4..bbcb043c34a2 100644
--- a/drivers/pinctrl/tegra/Makefile
+++ b/drivers/pinctrl/tegra/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_PINCTRL_TEGRA) += pinctrl-tegra.o
obj-$(CONFIG_PINCTRL_TEGRA20) += pinctrl-tegra20.o
obj-$(CONFIG_PINCTRL_TEGRA30) += pinctrl-tegra30.o
diff --git a/drivers/pinctrl/uniphier/Makefile b/drivers/pinctrl/uniphier/Makefile
index d592ff77d60f..ec66c86e276e 100644
--- a/drivers/pinctrl/uniphier/Makefile
+++ b/drivers/pinctrl/uniphier/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y += pinctrl-uniphier-core.o
obj-$(CONFIG_PINCTRL_UNIPHIER_LD4) += pinctrl-uniphier-ld4.o
diff --git a/drivers/pinctrl/vt8500/Makefile b/drivers/pinctrl/vt8500/Makefile
index 24ec45dd0d80..c6a5c3b14e9e 100644
--- a/drivers/pinctrl/vt8500/Makefile
+++ b/drivers/pinctrl/vt8500/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# VIA/Wondermedia pinctrl support
obj-$(CONFIG_PINCTRL_WMT) += pinctrl-wmt.o
diff --git a/drivers/platform/Makefile b/drivers/platform/Makefile
index ca2692510733..d3a6630266a0 100644
--- a/drivers/platform/Makefile
+++ b/drivers/platform/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for linux/drivers/platform
#
diff --git a/drivers/platform/chrome/Makefile b/drivers/platform/chrome/Makefile
index 66c345ca35fc..a077b1f0211d 100644
--- a/drivers/platform/chrome/Makefile
+++ b/drivers/platform/chrome/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_CHROMEOS_LAPTOP) += chromeos_laptop.o
obj-$(CONFIG_CHROMEOS_PSTORE) += chromeos_pstore.o
diff --git a/drivers/platform/x86/Makefile b/drivers/platform/x86/Makefile
index 91cec1751461..f9e3ae683bbe 100644
--- a/drivers/platform/x86/Makefile
+++ b/drivers/platform/x86/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for linux/drivers/platform/x86
# x86 Platform-Specific Drivers
diff --git a/drivers/platform/x86/intel_pmc_ipc.c b/drivers/platform/x86/intel_pmc_ipc.c
index bb792a52248b..e03fa31446ca 100644
--- a/drivers/platform/x86/intel_pmc_ipc.c
+++ b/drivers/platform/x86/intel_pmc_ipc.c
@@ -33,6 +33,7 @@
#include <linux/suspend.h>
#include <linux/acpi.h>
#include <linux/io-64-nonatomic-lo-hi.h>
+#include <linux/spinlock.h>
#include <asm/intel_pmc_ipc.h>
@@ -131,6 +132,7 @@ static struct intel_pmc_ipc_dev {
/* gcr */
void __iomem *gcr_mem_base;
bool has_gcr_regs;
+ spinlock_t gcr_lock;
/* punit */
struct platform_device *punit_dev;
@@ -225,17 +227,17 @@ int intel_pmc_gcr_read(u32 offset, u32 *data)
{
int ret;
- mutex_lock(&ipclock);
+ spin_lock(&ipcdev.gcr_lock);
ret = is_gcr_valid(offset);
if (ret < 0) {
- mutex_unlock(&ipclock);
+ spin_unlock(&ipcdev.gcr_lock);
return ret;
}
*data = readl(ipcdev.gcr_mem_base + offset);
- mutex_unlock(&ipclock);
+ spin_unlock(&ipcdev.gcr_lock);
return 0;
}
@@ -255,17 +257,17 @@ int intel_pmc_gcr_write(u32 offset, u32 data)
{
int ret;
- mutex_lock(&ipclock);
+ spin_lock(&ipcdev.gcr_lock);
ret = is_gcr_valid(offset);
if (ret < 0) {
- mutex_unlock(&ipclock);
+ spin_unlock(&ipcdev.gcr_lock);
return ret;
}
writel(data, ipcdev.gcr_mem_base + offset);
- mutex_unlock(&ipclock);
+ spin_unlock(&ipcdev.gcr_lock);
return 0;
}
@@ -287,7 +289,7 @@ int intel_pmc_gcr_update(u32 offset, u32 mask, u32 val)
u32 new_val;
int ret = 0;
- mutex_lock(&ipclock);
+ spin_lock(&ipcdev.gcr_lock);
ret = is_gcr_valid(offset);
if (ret < 0)
@@ -309,7 +311,7 @@ int intel_pmc_gcr_update(u32 offset, u32 mask, u32 val)
}
gcr_ipc_unlock:
- mutex_unlock(&ipclock);
+ spin_unlock(&ipcdev.gcr_lock);
return ret;
}
EXPORT_SYMBOL_GPL(intel_pmc_gcr_update);
@@ -480,52 +482,41 @@ static irqreturn_t ioc(int irq, void *dev_id)
static int ipc_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
{
- resource_size_t pci_resource;
+ struct intel_pmc_ipc_dev *pmc = &ipcdev;
int ret;
- int len;
- ipcdev.dev = &pci_dev_get(pdev)->dev;
- ipcdev.irq_mode = IPC_TRIGGER_MODE_IRQ;
+ /* Only one PMC is supported */
+ if (pmc->dev)
+ return -EBUSY;
- ret = pci_enable_device(pdev);
+ pmc->irq_mode = IPC_TRIGGER_MODE_IRQ;
+
+ spin_lock_init(&ipcdev.gcr_lock);
+
+ ret = pcim_enable_device(pdev);
if (ret)
return ret;
- ret = pci_request_regions(pdev, "intel_pmc_ipc");
+ ret = pcim_iomap_regions(pdev, 1 << 0, pci_name(pdev));
if (ret)
return ret;
- pci_resource = pci_resource_start(pdev, 0);
- len = pci_resource_len(pdev, 0);
- if (!pci_resource || !len) {
- dev_err(&pdev->dev, "Failed to get resource\n");
- return -ENOMEM;
- }
+ init_completion(&pmc->cmd_complete);
- init_completion(&ipcdev.cmd_complete);
+ pmc->ipc_base = pcim_iomap_table(pdev)[0];
- if (request_irq(pdev->irq, ioc, 0, "intel_pmc_ipc", &ipcdev)) {
+ ret = devm_request_irq(&pdev->dev, pdev->irq, ioc, 0, "intel_pmc_ipc",
+ pmc);
+ if (ret) {
dev_err(&pdev->dev, "Failed to request irq\n");
- return -EBUSY;
+ return ret;
}
- ipcdev.ipc_base = ioremap_nocache(pci_resource, len);
- if (!ipcdev.ipc_base) {
- dev_err(&pdev->dev, "Failed to ioremap ipc base\n");
- free_irq(pdev->irq, &ipcdev);
- ret = -ENOMEM;
- }
+ pmc->dev = &pdev->dev;
- return ret;
-}
+ pci_set_drvdata(pdev, pmc);
-static void ipc_pci_remove(struct pci_dev *pdev)
-{
- free_irq(pdev->irq, &ipcdev);
- pci_release_regions(pdev);
- pci_dev_put(pdev);
- iounmap(ipcdev.ipc_base);
- ipcdev.dev = NULL;
+ return 0;
}
static const struct pci_device_id ipc_pci_ids[] = {
@@ -540,7 +531,6 @@ static struct pci_driver ipc_pci_driver = {
.name = "intel_pmc_ipc",
.id_table = ipc_pci_ids,
.probe = ipc_pci_probe,
- .remove = ipc_pci_remove,
};
static ssize_t intel_pmc_ipc_simple_cmd_store(struct device *dev,
@@ -850,17 +840,12 @@ static int ipc_plat_get_res(struct platform_device *pdev)
return -ENXIO;
}
size = PLAT_RESOURCE_IPC_SIZE + PLAT_RESOURCE_GCR_SIZE;
+ res->end = res->start + size - 1;
+
+ addr = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(addr))
+ return PTR_ERR(addr);
- if (!request_mem_region(res->start, size, pdev->name)) {
- dev_err(&pdev->dev, "Failed to request ipc resource\n");
- return -EBUSY;
- }
- addr = ioremap_nocache(res->start, size);
- if (!addr) {
- dev_err(&pdev->dev, "I/O memory remapping failed\n");
- release_mem_region(res->start, size);
- return -ENOMEM;
- }
ipcdev.ipc_base = addr;
ipcdev.gcr_mem_base = addr + PLAT_RESOURCE_GCR_OFFSET;
@@ -917,12 +902,12 @@ MODULE_DEVICE_TABLE(acpi, ipc_acpi_ids);
static int ipc_plat_probe(struct platform_device *pdev)
{
- struct resource *res;
int ret;
ipcdev.dev = &pdev->dev;
ipcdev.irq_mode = IPC_TRIGGER_MODE_IRQ;
init_completion(&ipcdev.cmd_complete);
+ spin_lock_init(&ipcdev.gcr_lock);
ipcdev.irq = platform_get_irq(pdev, 0);
if (ipcdev.irq < 0) {
@@ -939,11 +924,11 @@ static int ipc_plat_probe(struct platform_device *pdev)
ret = ipc_create_pmc_devices();
if (ret) {
dev_err(&pdev->dev, "Failed to create pmc devices\n");
- goto err_device;
+ return ret;
}
- if (request_irq(ipcdev.irq, ioc, IRQF_NO_SUSPEND,
- "intel_pmc_ipc", &ipcdev)) {
+ if (devm_request_irq(&pdev->dev, ipcdev.irq, ioc, IRQF_NO_SUSPEND,
+ "intel_pmc_ipc", &ipcdev)) {
dev_err(&pdev->dev, "Failed to request irq\n");
ret = -EBUSY;
goto err_irq;
@@ -960,40 +945,22 @@ static int ipc_plat_probe(struct platform_device *pdev)
return 0;
err_sys:
- free_irq(ipcdev.irq, &ipcdev);
+ devm_free_irq(&pdev->dev, ipcdev.irq, &ipcdev);
err_irq:
platform_device_unregister(ipcdev.tco_dev);
platform_device_unregister(ipcdev.punit_dev);
platform_device_unregister(ipcdev.telemetry_dev);
-err_device:
- iounmap(ipcdev.ipc_base);
- res = platform_get_resource(pdev, IORESOURCE_MEM,
- PLAT_RESOURCE_IPC_INDEX);
- if (res) {
- release_mem_region(res->start,
- PLAT_RESOURCE_IPC_SIZE +
- PLAT_RESOURCE_GCR_SIZE);
- }
+
return ret;
}
static int ipc_plat_remove(struct platform_device *pdev)
{
- struct resource *res;
-
sysfs_remove_group(&pdev->dev.kobj, &intel_ipc_group);
- free_irq(ipcdev.irq, &ipcdev);
+ devm_free_irq(&pdev->dev, ipcdev.irq, &ipcdev);
platform_device_unregister(ipcdev.tco_dev);
platform_device_unregister(ipcdev.punit_dev);
platform_device_unregister(ipcdev.telemetry_dev);
- iounmap(ipcdev.ipc_base);
- res = platform_get_resource(pdev, IORESOURCE_MEM,
- PLAT_RESOURCE_IPC_INDEX);
- if (res) {
- release_mem_region(res->start,
- PLAT_RESOURCE_IPC_SIZE +
- PLAT_RESOURCE_GCR_SIZE);
- }
ipcdev.dev = NULL;
return 0;
}
diff --git a/drivers/pnp/Makefile b/drivers/pnp/Makefile
index bfba893cb321..71d532f18219 100644
--- a/drivers/pnp/Makefile
+++ b/drivers/pnp/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux Plug-and-Play Support.
#
diff --git a/drivers/pnp/base.h b/drivers/pnp/base.h
index 3151fd164614..cdcfa39cf167 100644
--- a/drivers/pnp/base.h
+++ b/drivers/pnp/base.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2008 Hewlett-Packard Development Company, L.P.
* Bjorn Helgaas <bjorn.helgaas@hp.com>
diff --git a/drivers/pnp/card.c b/drivers/pnp/card.c
index 31ad9fc3f701..c2464ee08e4a 100644
--- a/drivers/pnp/card.c
+++ b/drivers/pnp/card.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* card.c - contains functions for managing groups of PnP devices
*
diff --git a/drivers/pnp/core.c b/drivers/pnp/core.c
index b54620e53830..3bf18d718975 100644
--- a/drivers/pnp/core.c
+++ b/drivers/pnp/core.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* core.c - contains all core device and protocol registration functions
*
diff --git a/drivers/pnp/driver.c b/drivers/pnp/driver.c
index 63452f20e3e9..93a30a8f88d1 100644
--- a/drivers/pnp/driver.c
+++ b/drivers/pnp/driver.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* driver.c - device id matching, driver model, etc.
*
diff --git a/drivers/pnp/interface.c b/drivers/pnp/interface.c
index 5c5b3d47b5f6..187e4a1175b0 100644
--- a/drivers/pnp/interface.c
+++ b/drivers/pnp/interface.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* interface.c - contains everything related to the user interface
*
diff --git a/drivers/pnp/isapnp/compat.c b/drivers/pnp/isapnp/compat.c
index 10bdcc4d4f7b..6c845b628316 100644
--- a/drivers/pnp/isapnp/compat.c
+++ b/drivers/pnp/isapnp/compat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* compat.c - A series of functions to make it easier to convert drivers that use
* the old isapnp APIs. If possible use the new APIs instead.
diff --git a/drivers/pnp/manager.c b/drivers/pnp/manager.c
index 7ad3295752ef..144055593ec8 100644
--- a/drivers/pnp/manager.c
+++ b/drivers/pnp/manager.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* manager.c - Resource Management, Conflict Resolution, Activation and Disabling of Devices
*
diff --git a/drivers/pnp/pnpacpi/pnpacpi.h b/drivers/pnp/pnpacpi/pnpacpi.h
index 051ef9699777..4489cd6dbc84 100644
--- a/drivers/pnp/pnpacpi/pnpacpi.h
+++ b/drivers/pnp/pnpacpi/pnpacpi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ACPI_PNP_H
#define ACPI_PNP_H
diff --git a/drivers/pnp/pnpbios/bioscalls.c b/drivers/pnp/pnpbios/bioscalls.c
index ff563db025b3..ba5cfc3dbe11 100644
--- a/drivers/pnp/pnpbios/bioscalls.c
+++ b/drivers/pnp/pnpbios/bioscalls.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* bioscalls.c - the lowlevel layer of the PnPBIOS driver
*/
diff --git a/drivers/pnp/pnpbios/proc.c b/drivers/pnp/pnpbios/proc.c
index 5ee6b2a5f8d5..7d4aca7948dd 100644
--- a/drivers/pnp/pnpbios/proc.c
+++ b/drivers/pnp/pnpbios/proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* /proc/bus/pnp interface for Plug and Play devices
*
diff --git a/drivers/pnp/pnpbios/rsparser.c b/drivers/pnp/pnpbios/rsparser.c
index cca2f9f9f3e3..2f31b212b1a5 100644
--- a/drivers/pnp/pnpbios/rsparser.c
+++ b/drivers/pnp/pnpbios/rsparser.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* rsparser.c - parses and encodes pnpbios resource data streams
*/
diff --git a/drivers/pnp/quirks.c b/drivers/pnp/quirks.c
index d28e3ab9479c..f054cdddfef8 100644
--- a/drivers/pnp/quirks.c
+++ b/drivers/pnp/quirks.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This file contains quirk handling code for PnP devices
* Some devices do not report all their resources, and need to have extra
diff --git a/drivers/pnp/resource.c b/drivers/pnp/resource.c
index f980ff7166e9..70d4ba95735a 100644
--- a/drivers/pnp/resource.c
+++ b/drivers/pnp/resource.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* resource.c - Contains functions for registering and analyzing resource information
*
diff --git a/drivers/pnp/support.c b/drivers/pnp/support.c
index f5beb24d036a..e4f53d31191d 100644
--- a/drivers/pnp/support.c
+++ b/drivers/pnp/support.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* support.c - standard functions for the use of pnp protocol drivers
*
diff --git a/drivers/pnp/system.c b/drivers/pnp/system.c
index 49c1720df59a..6950503741eb 100644
--- a/drivers/pnp/system.c
+++ b/drivers/pnp/system.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* system.c - a driver for reserving pnp system resources
*
diff --git a/drivers/power/reset/Makefile b/drivers/power/reset/Makefile
index 58cf5b30559f..aeb65edb17b7 100644
--- a/drivers/power/reset/Makefile
+++ b/drivers/power/reset/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_POWER_RESET_AS3722) += as3722-poweroff.o
obj-$(CONFIG_POWER_RESET_AT91_POWEROFF) += at91-poweroff.o
obj-$(CONFIG_POWER_RESET_AT91_RESET) += at91-reset.o
diff --git a/drivers/power/reset/gemini-poweroff.c b/drivers/power/reset/gemini-poweroff.c
index de878fd26f27..ff75af5abbc5 100644
--- a/drivers/power/reset/gemini-poweroff.c
+++ b/drivers/power/reset/gemini-poweroff.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Gemini power management controller
* Copyright (C) 2017 Linus Walleij <linus.walleij@linaro.org>
diff --git a/drivers/power/reset/piix4-poweroff.c b/drivers/power/reset/piix4-poweroff.c
index bacfc95783f0..20ce3ff5e039 100644
--- a/drivers/power/reset/piix4-poweroff.c
+++ b/drivers/power/reset/piix4-poweroff.c
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2016 Imagination Technologies
- * Author: Paul Burton <paul.burton@imgtec.com>
+ * Author: Paul Burton <paul.burton@mips.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
@@ -109,5 +109,5 @@ static struct pci_driver piix4_poweroff_driver = {
};
module_pci_driver(piix4_poweroff_driver);
-MODULE_AUTHOR("Paul Burton <paul.burton@imgtec.com>");
+MODULE_AUTHOR("Paul Burton <paul.burton@mips.com>");
MODULE_LICENSE("GPL");
diff --git a/drivers/power/supply/Makefile b/drivers/power/supply/Makefile
index 621a19058fec..aae4e4a8bbb3 100644
--- a/drivers/power/supply/Makefile
+++ b/drivers/power/supply/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
subdir-ccflags-$(CONFIG_POWER_SUPPLY_DEBUG) := -DDEBUG
power_supply-y := power_supply_core.o
diff --git a/drivers/power/supply/ab8500_bmdata.c b/drivers/power/supply/ab8500_bmdata.c
index 8c49586015d0..4a7ed50d1dc5 100644
--- a/drivers/power/supply/ab8500_bmdata.c
+++ b/drivers/power/supply/ab8500_bmdata.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include <linux/power_supply.h>
#include <linux/of.h>
diff --git a/drivers/ptp/Makefile b/drivers/ptp/Makefile
index d1f2fb19c980..fd28207f5379 100644
--- a/drivers/ptp/Makefile
+++ b/drivers/ptp/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for PTP 1588 clock support.
#
diff --git a/drivers/pwm/Makefile b/drivers/pwm/Makefile
index ebefba5f528b..0258a745f30c 100644
--- a/drivers/pwm/Makefile
+++ b/drivers/pwm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_PWM) += core.o
obj-$(CONFIG_PWM_SYSFS) += sysfs.o
obj-$(CONFIG_PWM_AB8500) += pwm-ab8500.o
diff --git a/drivers/rapidio/Makefile b/drivers/rapidio/Makefile
index 74dcea45ad49..a34b0254ba38 100644
--- a/drivers/rapidio/Makefile
+++ b/drivers/rapidio/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for RapidIO interconnect services
#
diff --git a/drivers/rapidio/switches/Makefile b/drivers/rapidio/switches/Makefile
index 6bdd54c4e733..69e7de31e41c 100644
--- a/drivers/rapidio/switches/Makefile
+++ b/drivers/rapidio/switches/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for RIO switches
#
diff --git a/drivers/ras/cec.c b/drivers/ras/cec.c
index d0e5d6ee882c..adbf1a9e089e 100644
--- a/drivers/ras/cec.c
+++ b/drivers/ras/cec.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/mm.h>
#include <linux/gfp.h>
#include <linux/kernel.h>
@@ -523,7 +524,7 @@ int __init parse_cec_param(char *str)
if (*str == '=')
str++;
- if (!strncmp(str, "cec_disable", 7))
+ if (!strcmp(str, "cec_disable"))
ce_arr.disabled = 1;
else
return 0;
diff --git a/drivers/ras/debugfs.h b/drivers/ras/debugfs.h
index db72e4513191..c07443b462ad 100644
--- a/drivers/ras/debugfs.h
+++ b/drivers/ras/debugfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __RAS_DEBUGFS_H__
#define __RAS_DEBUGFS_H__
diff --git a/drivers/ras/ras.c b/drivers/ras/ras.c
index 5429d3795732..3f38907320dc 100644
--- a/drivers/ras/ras.c
+++ b/drivers/ras/ras.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2014 Intel Corporation
*
diff --git a/drivers/regulator/Makefile b/drivers/regulator/Makefile
index cbb6e45c77b2..80ffc57a9ca3 100644
--- a/drivers/regulator/Makefile
+++ b/drivers/regulator/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for regulator drivers.
#
diff --git a/drivers/regulator/axp20x-regulator.c b/drivers/regulator/axp20x-regulator.c
index f18b36dd57dd..376a99b7cf5d 100644
--- a/drivers/regulator/axp20x-regulator.c
+++ b/drivers/regulator/axp20x-regulator.c
@@ -590,7 +590,7 @@ static bool axp20x_is_polyphase_slave(struct axp20x_dev *axp20x, int id)
case AXP803_DCDC3:
return !!(reg & BIT(6));
case AXP803_DCDC6:
- return !!(reg & BIT(7));
+ return !!(reg & BIT(5));
}
break;
diff --git a/drivers/regulator/fixed-helper.c b/drivers/regulator/fixed-helper.c
index f9d027992aae..777fac6fb4cb 100644
--- a/drivers/regulator/fixed-helper.c
+++ b/drivers/regulator/fixed-helper.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/slab.h>
#include <linux/string.h>
#include <linux/platform_device.h>
diff --git a/drivers/regulator/rn5t618-regulator.c b/drivers/regulator/rn5t618-regulator.c
index ef2be56460fe..790a4a73ea2c 100644
--- a/drivers/regulator/rn5t618-regulator.c
+++ b/drivers/regulator/rn5t618-regulator.c
@@ -29,7 +29,7 @@ static const struct regulator_ops rn5t618_reg_ops = {
};
#define REG(rid, ereg, emask, vreg, vmask, min, max, step) \
- [RN5T618_##rid] = { \
+ { \
.name = #rid, \
.of_match = of_match_ptr(#rid), \
.regulators_node = of_match_ptr("regulators"), \
diff --git a/drivers/remoteproc/Kconfig b/drivers/remoteproc/Kconfig
index df63e44526ac..bf04479456a0 100644
--- a/drivers/remoteproc/Kconfig
+++ b/drivers/remoteproc/Kconfig
@@ -109,6 +109,7 @@ config QCOM_Q6V5_PIL
depends on OF && ARCH_QCOM
depends on QCOM_SMEM
depends on RPMSG_QCOM_SMD || (COMPILE_TEST && RPMSG_QCOM_SMD=n)
+ depends on RPMSG_QCOM_GLINK_SMEM || RPMSG_QCOM_GLINK_SMEM=n
select MFD_SYSCON
select QCOM_RPROC_COMMON
select QCOM_SCM
@@ -120,6 +121,7 @@ config QCOM_WCNSS_PIL
tristate "Qualcomm WCNSS Peripheral Image Loader"
depends on OF && ARCH_QCOM
depends on RPMSG_QCOM_SMD || (COMPILE_TEST && RPMSG_QCOM_SMD=n)
+ depends on RPMSG_QCOM_GLINK_SMEM || RPMSG_QCOM_GLINK_SMEM=n
depends on QCOM_SMEM
select QCOM_MDT_LOADER
select QCOM_RPROC_COMMON
diff --git a/drivers/remoteproc/Makefile b/drivers/remoteproc/Makefile
index 1a0b3dd44b8c..6e16450ce11f 100644
--- a/drivers/remoteproc/Makefile
+++ b/drivers/remoteproc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Generic framework for controlling remote processors
#
diff --git a/drivers/remoteproc/imx_rproc.c b/drivers/remoteproc/imx_rproc.c
index 612d91403341..633268e9d550 100644
--- a/drivers/remoteproc/imx_rproc.c
+++ b/drivers/remoteproc/imx_rproc.c
@@ -264,15 +264,14 @@ static int imx_rproc_addr_init(struct imx_rproc *priv,
if (!(att->flags & ATT_OWN))
continue;
- if (b > IMX7D_RPROC_MEM_MAX)
+ if (b >= IMX7D_RPROC_MEM_MAX)
break;
priv->mem[b].cpu_addr = devm_ioremap(&pdev->dev,
att->sa, att->size);
- if (IS_ERR(priv->mem[b].cpu_addr)) {
+ if (!priv->mem[b].cpu_addr) {
dev_err(dev, "devm_ioremap_resource failed\n");
- err = PTR_ERR(priv->mem[b].cpu_addr);
- return err;
+ return -ENOMEM;
}
priv->mem[b].sys_addr = att->sa;
priv->mem[b].size = att->size;
@@ -296,7 +295,7 @@ static int imx_rproc_addr_init(struct imx_rproc *priv,
return err;
}
- if (b > IMX7D_RPROC_MEM_MAX)
+ if (b >= IMX7D_RPROC_MEM_MAX)
break;
priv->mem[b].cpu_addr = devm_ioremap_resource(&pdev->dev, &res);
diff --git a/drivers/remoteproc/qcom_common.h b/drivers/remoteproc/qcom_common.h
index 4f8bc168473c..832e20271664 100644
--- a/drivers/remoteproc/qcom_common.h
+++ b/drivers/remoteproc/qcom_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __RPROC_QCOM_COMMON_H__
#define __RPROC_QCOM_COMMON_H__
diff --git a/drivers/remoteproc/qcom_wcnss.h b/drivers/remoteproc/qcom_wcnss.h
index 25fb7f62a457..62c8682d0a92 100644
--- a/drivers/remoteproc/qcom_wcnss.h
+++ b/drivers/remoteproc/qcom_wcnss.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __QCOM_WNCSS_H__
#define __QCOM_WNCSS_H__
diff --git a/drivers/reset/Makefile b/drivers/reset/Makefile
index af1c15c330b3..c1fd702ac57c 100644
--- a/drivers/reset/Makefile
+++ b/drivers/reset/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y += core.o
obj-y += hisilicon/
obj-$(CONFIG_ARCH_STI) += sti/
diff --git a/drivers/reset/reset-socfpga.c b/drivers/reset/reset-socfpga.c
index c60904ff40b8..3907bbc9c6cf 100644
--- a/drivers/reset/reset-socfpga.c
+++ b/drivers/reset/reset-socfpga.c
@@ -40,8 +40,9 @@ static int socfpga_reset_assert(struct reset_controller_dev *rcdev,
struct socfpga_reset_data *data = container_of(rcdev,
struct socfpga_reset_data,
rcdev);
- int bank = id / BITS_PER_LONG;
- int offset = id % BITS_PER_LONG;
+ int reg_width = sizeof(u32);
+ int bank = id / (reg_width * BITS_PER_BYTE);
+ int offset = id % (reg_width * BITS_PER_BYTE);
unsigned long flags;
u32 reg;
@@ -61,8 +62,9 @@ static int socfpga_reset_deassert(struct reset_controller_dev *rcdev,
struct socfpga_reset_data,
rcdev);
- int bank = id / BITS_PER_LONG;
- int offset = id % BITS_PER_LONG;
+ int reg_width = sizeof(u32);
+ int bank = id / (reg_width * BITS_PER_BYTE);
+ int offset = id % (reg_width * BITS_PER_BYTE);
unsigned long flags;
u32 reg;
@@ -81,8 +83,9 @@ static int socfpga_reset_status(struct reset_controller_dev *rcdev,
{
struct socfpga_reset_data *data = container_of(rcdev,
struct socfpga_reset_data, rcdev);
- int bank = id / BITS_PER_LONG;
- int offset = id % BITS_PER_LONG;
+ int reg_width = sizeof(u32);
+ int bank = id / (reg_width * BITS_PER_BYTE);
+ int offset = id % (reg_width * BITS_PER_BYTE);
u32 reg;
reg = readl(data->membase + (bank * BANK_INCREMENT));
@@ -132,7 +135,7 @@ static int socfpga_reset_probe(struct platform_device *pdev)
spin_lock_init(&data->lock);
data->rcdev.owner = THIS_MODULE;
- data->rcdev.nr_resets = NR_BANKS * BITS_PER_LONG;
+ data->rcdev.nr_resets = NR_BANKS * (sizeof(u32) * BITS_PER_BYTE);
data->rcdev.ops = &socfpga_reset_ops;
data->rcdev.of_node = pdev->dev.of_node;
diff --git a/drivers/rpmsg/Makefile b/drivers/rpmsg/Makefile
index c71f4ab1ae17..9aa859502d27 100644
--- a/drivers/rpmsg/Makefile
+++ b/drivers/rpmsg/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_RPMSG) += rpmsg_core.o
obj-$(CONFIG_RPMSG_CHAR) += rpmsg_char.o
obj-$(CONFIG_RPMSG_QCOM_GLINK_RPM) += qcom_glink_rpm.o
diff --git a/drivers/rpmsg/qcom_glink_native.c b/drivers/rpmsg/qcom_glink_native.c
index 5a5e927ea50f..5dcc9bf1c5bc 100644
--- a/drivers/rpmsg/qcom_glink_native.c
+++ b/drivers/rpmsg/qcom_glink_native.c
@@ -635,19 +635,18 @@ qcom_glink_alloc_intent(struct qcom_glink *glink,
unsigned long flags;
intent = kzalloc(sizeof(*intent), GFP_KERNEL);
-
if (!intent)
return NULL;
intent->data = kzalloc(size, GFP_KERNEL);
if (!intent->data)
- return NULL;
+ goto free_intent;
spin_lock_irqsave(&channel->intent_lock, flags);
ret = idr_alloc_cyclic(&channel->liids, intent, 1, -1, GFP_ATOMIC);
if (ret < 0) {
spin_unlock_irqrestore(&channel->intent_lock, flags);
- return NULL;
+ goto free_data;
}
spin_unlock_irqrestore(&channel->intent_lock, flags);
@@ -656,6 +655,12 @@ qcom_glink_alloc_intent(struct qcom_glink *glink,
intent->reuse = reuseable;
return intent;
+
+free_data:
+ kfree(intent->data);
+free_intent:
+ kfree(intent);
+ return NULL;
}
static void qcom_glink_handle_rx_done(struct qcom_glink *glink,
@@ -1197,7 +1202,7 @@ static int qcom_glink_request_intent(struct qcom_glink *glink,
ret = qcom_glink_tx(glink, &cmd, sizeof(cmd), NULL, 0, true);
if (ret)
- return ret;
+ goto unlock;
ret = wait_for_completion_timeout(&channel->intent_req_comp, 10 * HZ);
if (!ret) {
@@ -1207,6 +1212,7 @@ static int qcom_glink_request_intent(struct qcom_glink *glink,
ret = channel->intent_req_result ? 0 : -ECANCELED;
}
+unlock:
mutex_unlock(&channel->intent_req_lock);
return ret;
}
diff --git a/drivers/rtc/Makefile b/drivers/rtc/Makefile
index 7230014c92af..0bf1fc02b82c 100644
--- a/drivers/rtc/Makefile
+++ b/drivers/rtc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for RTC class/drivers.
#
diff --git a/drivers/rtc/rtc-core.h b/drivers/rtc/rtc-core.h
index ecab76a3207c..513b9bedd2c8 100644
--- a/drivers/rtc/rtc-core.h
+++ b/drivers/rtc/rtc-core.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef CONFIG_RTC_INTF_DEV
extern void __init rtc_dev_init(void);
diff --git a/drivers/rtc/rtc-efi-platform.c b/drivers/rtc/rtc-efi-platform.c
index 1a7f1d1bc174..6c037dc4e3dc 100644
--- a/drivers/rtc/rtc-efi-platform.c
+++ b/drivers/rtc/rtc-efi-platform.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Moved from arch/ia64/kernel/time.c
*
diff --git a/drivers/rtc/rtc-sa1100.h b/drivers/rtc/rtc-sa1100.h
index 2c79c0c57822..cc724f5b07bc 100644
--- a/drivers/rtc/rtc-sa1100.h
+++ b/drivers/rtc/rtc-sa1100.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __RTC_SA1100_H__
#define __RTC_SA1100_H__
diff --git a/drivers/s390/block/Makefile b/drivers/s390/block/Makefile
index b64e2b32c753..60c85cff556f 100644
--- a/drivers/s390/block/Makefile
+++ b/drivers/s390/block/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# S/390 block devices
#
diff --git a/drivers/s390/block/dasd_3990_erp.c b/drivers/s390/block/dasd_3990_erp.c
index e448a0fc0c09..c94b606e0df8 100644
--- a/drivers/s390/block/dasd_3990_erp.c
+++ b/drivers/s390/block/dasd_3990_erp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Author(s)......: Horst Hummel <Horst.Hummel@de.ibm.com>
* Holger Smolinski <Holger.Smolinski@de.ibm.com>
diff --git a/drivers/s390/block/dasd_alias.c b/drivers/s390/block/dasd_alias.c
index 0e0e622eadc3..62f5f04d8f61 100644
--- a/drivers/s390/block/dasd_alias.c
+++ b/drivers/s390/block/dasd_alias.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* PAV alias management for the DASD ECKD discipline
*
diff --git a/drivers/s390/block/dasd_diag.h b/drivers/s390/block/dasd_diag.h
index e84a5468d810..405b6feed465 100644
--- a/drivers/s390/block/dasd_diag.h
+++ b/drivers/s390/block/dasd_diag.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Author(s)......: Holger Smolinski <Holger.Smolinski@de.ibm.com>
* Based on.......: linux/drivers/s390/block/mdisk.h
diff --git a/drivers/s390/block/dasd_eckd.h b/drivers/s390/block/dasd_eckd.h
index 34e153a6b19c..5869d2fede35 100644
--- a/drivers/s390/block/dasd_eckd.h
+++ b/drivers/s390/block/dasd_eckd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Author(s)......: Holger Smolinski <Holger.Smolinski@de.ibm.com>
* Horst Hummel <Horst.Hummel@de.ibm.com>
diff --git a/drivers/s390/block/dasd_eer.c b/drivers/s390/block/dasd_eer.c
index 8713fefd794b..4630782b5456 100644
--- a/drivers/s390/block/dasd_eer.c
+++ b/drivers/s390/block/dasd_eer.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Character device driver for extended error reporting.
*
diff --git a/drivers/s390/block/dasd_erp.c b/drivers/s390/block/dasd_erp.c
index 6389feb2fb7a..ba4fa372d02d 100644
--- a/drivers/s390/block/dasd_erp.c
+++ b/drivers/s390/block/dasd_erp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Author(s)......: Holger Smolinski <Holger.Smolinski@de.ibm.com>
* Horst Hummel <Horst.Hummel@de.ibm.com>
diff --git a/drivers/s390/block/dasd_fba.h b/drivers/s390/block/dasd_fba.h
index b5d3db0e5efb..b14bf1b2c691 100644
--- a/drivers/s390/block/dasd_fba.h
+++ b/drivers/s390/block/dasd_fba.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Author(s)......: Holger Smolinski <Holger.Smolinski@de.ibm.com>
* Bugreports.to..: <Linux390@de.ibm.com>
diff --git a/drivers/s390/block/dasd_genhd.c b/drivers/s390/block/dasd_genhd.c
index 8b1341fb2e0d..7036a6c6f86f 100644
--- a/drivers/s390/block/dasd_genhd.c
+++ b/drivers/s390/block/dasd_genhd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Author(s)......: Holger Smolinski <Holger.Smolinski@de.ibm.com>
* Horst Hummel <Horst.Hummel@de.ibm.com>
diff --git a/drivers/s390/block/dasd_int.h b/drivers/s390/block/dasd_int.h
index db470bd10175..e94080a5196f 100644
--- a/drivers/s390/block/dasd_int.h
+++ b/drivers/s390/block/dasd_int.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Author(s)......: Holger Smolinski <Holger.Smolinski@de.ibm.com>
* Horst Hummel <Horst.Hummel@de.ibm.com>
diff --git a/drivers/s390/block/dasd_ioctl.c b/drivers/s390/block/dasd_ioctl.c
index ec65c1e51c2a..7bdc6aaa0ba3 100644
--- a/drivers/s390/block/dasd_ioctl.c
+++ b/drivers/s390/block/dasd_ioctl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Author(s)......: Holger Smolinski <Holger.Smolinski@de.ibm.com>
* Horst Hummel <Horst.Hummel@de.ibm.com>
diff --git a/drivers/s390/block/dasd_proc.c b/drivers/s390/block/dasd_proc.c
index 7104d6765773..c33788a829c3 100644
--- a/drivers/s390/block/dasd_proc.c
+++ b/drivers/s390/block/dasd_proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Author(s)......: Holger Smolinski <Holger.Smolinski@de.ibm.com>
* Horst Hummel <Horst.Hummel@de.ibm.com>
diff --git a/drivers/s390/block/scm_blk.h b/drivers/s390/block/scm_blk.h
index 71288dd9dd7f..aa42c3a2c90a 100644
--- a/drivers/s390/block/scm_blk.h
+++ b/drivers/s390/block/scm_blk.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef SCM_BLK_H
#define SCM_BLK_H
diff --git a/drivers/s390/block/scm_drv.c b/drivers/s390/block/scm_drv.c
index c98cf52d78d1..3134fd6e058e 100644
--- a/drivers/s390/block/scm_drv.c
+++ b/drivers/s390/block/scm_drv.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Device driver for s390 storage class memory.
*
diff --git a/drivers/s390/char/Makefile b/drivers/s390/char/Makefile
index 0c443e26835d..05ac6ba15a53 100644
--- a/drivers/s390/char/Makefile
+++ b/drivers/s390/char/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# S/390 character devices
#
diff --git a/drivers/s390/char/con3215.c b/drivers/s390/char/con3215.c
index 9ec4ae056158..353f0bebcf8c 100644
--- a/drivers/s390/char/con3215.c
+++ b/drivers/s390/char/con3215.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* 3215 line mode terminal driver.
*
diff --git a/drivers/s390/char/con3270.c b/drivers/s390/char/con3270.c
index 8522cfce5b4e..be3e3c1206c2 100644
--- a/drivers/s390/char/con3270.c
+++ b/drivers/s390/char/con3270.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* IBM/3270 Driver - console view.
*
diff --git a/drivers/s390/char/ctrlchar.c b/drivers/s390/char/ctrlchar.c
index f7d92584b993..e1686a69a68e 100644
--- a/drivers/s390/char/ctrlchar.c
+++ b/drivers/s390/char/ctrlchar.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Unified handling of special chars.
*
diff --git a/drivers/s390/char/ctrlchar.h b/drivers/s390/char/ctrlchar.h
index 59c2d6e55e55..e52afa3b8180 100644
--- a/drivers/s390/char/ctrlchar.h
+++ b/drivers/s390/char/ctrlchar.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Unified handling of special chars.
*
diff --git a/drivers/s390/char/defkeymap.c b/drivers/s390/char/defkeymap.c
index 07c7f31081bc..98a5c459a1bf 100644
--- a/drivers/s390/char/defkeymap.c
+++ b/drivers/s390/char/defkeymap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Do not edit this file! It was automatically generated by */
/* loadkeys --mktable defkeymap.map > defkeymap.c */
diff --git a/drivers/s390/char/diag_ftp.c b/drivers/s390/char/diag_ftp.c
index a5ccbf6f0d36..6bf1058de873 100644
--- a/drivers/s390/char/diag_ftp.c
+++ b/drivers/s390/char/diag_ftp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* DIAGNOSE X'2C4' instruction based HMC FTP services, useable on z/VM
*
diff --git a/drivers/s390/char/diag_ftp.h b/drivers/s390/char/diag_ftp.h
index 3abd2614053a..5d036ba7114f 100644
--- a/drivers/s390/char/diag_ftp.h
+++ b/drivers/s390/char/diag_ftp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* DIAGNOSE X'2C4' instruction based SE/HMC FTP Services, useable on z/VM
*
diff --git a/drivers/s390/char/hmcdrv_cache.c b/drivers/s390/char/hmcdrv_cache.c
index 4cda5ada143a..1f5bdb237862 100644
--- a/drivers/s390/char/hmcdrv_cache.c
+++ b/drivers/s390/char/hmcdrv_cache.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* SE/HMC Drive (Read) Cache Functions
*
diff --git a/drivers/s390/char/hmcdrv_cache.h b/drivers/s390/char/hmcdrv_cache.h
index a14b57526781..d69f9fe87faa 100644
--- a/drivers/s390/char/hmcdrv_cache.h
+++ b/drivers/s390/char/hmcdrv_cache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* SE/HMC Drive (Read) Cache Functions
*
diff --git a/drivers/s390/char/hmcdrv_dev.c b/drivers/s390/char/hmcdrv_dev.c
index 43cee7fcd01c..20e9cd542e03 100644
--- a/drivers/s390/char/hmcdrv_dev.c
+++ b/drivers/s390/char/hmcdrv_dev.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* HMC Drive CD/DVD Device
*
diff --git a/drivers/s390/char/hmcdrv_dev.h b/drivers/s390/char/hmcdrv_dev.h
index cb17f07e02de..558eba929130 100644
--- a/drivers/s390/char/hmcdrv_dev.h
+++ b/drivers/s390/char/hmcdrv_dev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* SE/HMC Drive FTP Device
*
diff --git a/drivers/s390/char/hmcdrv_ftp.c b/drivers/s390/char/hmcdrv_ftp.c
index 8cb7d8fbadd6..0e70397d6e04 100644
--- a/drivers/s390/char/hmcdrv_ftp.c
+++ b/drivers/s390/char/hmcdrv_ftp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* HMC Drive FTP Services
*
diff --git a/drivers/s390/char/hmcdrv_ftp.h b/drivers/s390/char/hmcdrv_ftp.h
index f3643a7b3676..d12ca12b5ccd 100644
--- a/drivers/s390/char/hmcdrv_ftp.h
+++ b/drivers/s390/char/hmcdrv_ftp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* SE/HMC Drive FTP Services
*
diff --git a/drivers/s390/char/keyboard.c b/drivers/s390/char/keyboard.c
index 186d05e4c767..5b505fdaedec 100644
--- a/drivers/s390/char/keyboard.c
+++ b/drivers/s390/char/keyboard.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ebcdic keycode functions for s390 console drivers
*
diff --git a/drivers/s390/char/keyboard.h b/drivers/s390/char/keyboard.h
index a31f339211d5..a074d9711628 100644
--- a/drivers/s390/char/keyboard.h
+++ b/drivers/s390/char/keyboard.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ebcdic keycode functions for s390 console drivers
*
diff --git a/drivers/s390/char/raw3270.h b/drivers/s390/char/raw3270.h
index 56519cbb165c..114ca7cbf889 100644
--- a/drivers/s390/char/raw3270.h
+++ b/drivers/s390/char/raw3270.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* IBM/3270 Driver
*
diff --git a/drivers/s390/char/sclp.c b/drivers/s390/char/sclp.c
index 6111c1fa2d1e..41d8aa96801f 100644
--- a/drivers/s390/char/sclp.c
+++ b/drivers/s390/char/sclp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* core function to access sclp interface
*
diff --git a/drivers/s390/char/sclp.h b/drivers/s390/char/sclp.h
index 53b5d1b9761a..f41f6e2ca063 100644
--- a/drivers/s390/char/sclp.h
+++ b/drivers/s390/char/sclp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 1999,2012
*
diff --git a/drivers/s390/char/sclp_cmd.c b/drivers/s390/char/sclp_cmd.c
index dff8b94871f0..d7686a68c093 100644
--- a/drivers/s390/char/sclp_cmd.c
+++ b/drivers/s390/char/sclp_cmd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2007,2012
*
diff --git a/drivers/s390/char/sclp_con.c b/drivers/s390/char/sclp_con.c
index 6037bc87e767..d247f238faf8 100644
--- a/drivers/s390/char/sclp_con.c
+++ b/drivers/s390/char/sclp_con.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* SCLP line mode console driver
*
diff --git a/drivers/s390/char/sclp_config.c b/drivers/s390/char/sclp_config.c
index 7003d52c2191..194ffd5c8580 100644
--- a/drivers/s390/char/sclp_config.c
+++ b/drivers/s390/char/sclp_config.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2007
* Author(s): Heiko Carstens <heiko.carstens@de.ibm.com>
diff --git a/drivers/s390/char/sclp_cpi_sys.c b/drivers/s390/char/sclp_cpi_sys.c
index 90d92fbe7b9b..f60d7ea8268d 100644
--- a/drivers/s390/char/sclp_cpi_sys.c
+++ b/drivers/s390/char/sclp_cpi_sys.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* SCLP control program identification sysfs interface
*
diff --git a/drivers/s390/char/sclp_cpi_sys.h b/drivers/s390/char/sclp_cpi_sys.h
index 65bb6a99c97f..edf60d1ca633 100644
--- a/drivers/s390/char/sclp_cpi_sys.h
+++ b/drivers/s390/char/sclp_cpi_sys.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* SCLP control program identification sysfs interface
*
diff --git a/drivers/s390/char/sclp_ctl.c b/drivers/s390/char/sclp_ctl.c
index 78a7e4f94721..a78cea0c3a09 100644
--- a/drivers/s390/char/sclp_ctl.c
+++ b/drivers/s390/char/sclp_ctl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* IOCTL interface for SCLP
*
diff --git a/drivers/s390/char/sclp_diag.h b/drivers/s390/char/sclp_diag.h
index 59c4afa5e670..796c5311b865 100644
--- a/drivers/s390/char/sclp_diag.h
+++ b/drivers/s390/char/sclp_diag.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2013
* Author(s): Ralf Hoppe (rhoppe@de.ibm.com)
diff --git a/drivers/s390/char/sclp_early.c b/drivers/s390/char/sclp_early.c
index bc1fc00910b0..d06bc5674e5f 100644
--- a/drivers/s390/char/sclp_early.c
+++ b/drivers/s390/char/sclp_early.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* SCLP early driver
*
diff --git a/drivers/s390/char/sclp_early_core.c b/drivers/s390/char/sclp_early_core.c
index 5029cc87e80f..edeb2597b0b8 100644
--- a/drivers/s390/char/sclp_early_core.c
+++ b/drivers/s390/char/sclp_early_core.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2015
* Author(s): Martin Schwidefsky <schwidefsky@de.ibm.com>
diff --git a/drivers/s390/char/sclp_ftp.c b/drivers/s390/char/sclp_ftp.c
index 6561cc5b2d5d..dfdd6c8fd17e 100644
--- a/drivers/s390/char/sclp_ftp.c
+++ b/drivers/s390/char/sclp_ftp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* SCLP Event Type (ET) 7 - Diagnostic Test FTP Services, useable on LPAR
*
diff --git a/drivers/s390/char/sclp_ftp.h b/drivers/s390/char/sclp_ftp.h
index 98ba3183e7d9..d64da18c194d 100644
--- a/drivers/s390/char/sclp_ftp.h
+++ b/drivers/s390/char/sclp_ftp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* SCLP Event Type (ET) 7 - Diagnostic Test FTP Services, useable on LPAR
*
diff --git a/drivers/s390/char/sclp_ocf.c b/drivers/s390/char/sclp_ocf.c
index f9cbb1ab047b..d35f10ea5b52 100644
--- a/drivers/s390/char/sclp_ocf.c
+++ b/drivers/s390/char/sclp_ocf.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* SCLP OCF communication parameters sysfs interface
*
diff --git a/drivers/s390/char/sclp_pci.c b/drivers/s390/char/sclp_pci.c
index 4dbb3dfd4bc7..e7c84a4e5eb5 100644
--- a/drivers/s390/char/sclp_pci.c
+++ b/drivers/s390/char/sclp_pci.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* PCI I/O adapter configuration related functions.
*
diff --git a/drivers/s390/char/sclp_quiesce.c b/drivers/s390/char/sclp_quiesce.c
index e4958511168a..76956c2131cd 100644
--- a/drivers/s390/char/sclp_quiesce.c
+++ b/drivers/s390/char/sclp_quiesce.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* signal quiesce handler
*
diff --git a/drivers/s390/char/sclp_rw.c b/drivers/s390/char/sclp_rw.c
index 91b26df5227d..44594a492553 100644
--- a/drivers/s390/char/sclp_rw.c
+++ b/drivers/s390/char/sclp_rw.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* driver: reading from and writing to system console on S/390 via SCLP
*
diff --git a/drivers/s390/char/sclp_rw.h b/drivers/s390/char/sclp_rw.h
index e3b0290995ba..a2eb22f67393 100644
--- a/drivers/s390/char/sclp_rw.h
+++ b/drivers/s390/char/sclp_rw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* interface to the SCLP-read/write driver
*
diff --git a/drivers/s390/char/sclp_sdias.c b/drivers/s390/char/sclp_sdias.c
index 7cdd13dd7be1..8e0b69a2f11a 100644
--- a/drivers/s390/char/sclp_sdias.c
+++ b/drivers/s390/char/sclp_sdias.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* SCLP "store data in absolute storage"
*
diff --git a/drivers/s390/char/sclp_sdias.h b/drivers/s390/char/sclp_sdias.h
index f2431c414150..bc36cf881010 100644
--- a/drivers/s390/char/sclp_sdias.h
+++ b/drivers/s390/char/sclp_sdias.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* SCLP "store data in absolute storage"
*
diff --git a/drivers/s390/char/sclp_tty.c b/drivers/s390/char/sclp_tty.c
index 236b736ae136..875628dab419 100644
--- a/drivers/s390/char/sclp_tty.c
+++ b/drivers/s390/char/sclp_tty.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* SCLP line mode terminal driver.
*
diff --git a/drivers/s390/char/sclp_tty.h b/drivers/s390/char/sclp_tty.h
index c8773421c31f..0fa2d5971d0f 100644
--- a/drivers/s390/char/sclp_tty.h
+++ b/drivers/s390/char/sclp_tty.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* interface to the SCLP-read/write driver
*
diff --git a/drivers/s390/char/sclp_vt220.c b/drivers/s390/char/sclp_vt220.c
index 095481d32236..e84395d71389 100644
--- a/drivers/s390/char/sclp_vt220.c
+++ b/drivers/s390/char/sclp_vt220.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* SCLP VT220 terminal driver.
*
diff --git a/drivers/s390/char/tape.h b/drivers/s390/char/tape.h
index ea664dd4f56d..997b25f6e4cc 100644
--- a/drivers/s390/char/tape.h
+++ b/drivers/s390/char/tape.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* tape device driver for 3480/3490E/3590 tapes.
*
diff --git a/drivers/s390/char/tape_3590.h b/drivers/s390/char/tape_3590.h
index 36b759e89d22..b398d8a3ed3c 100644
--- a/drivers/s390/char/tape_3590.h
+++ b/drivers/s390/char/tape_3590.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* tape device discipline for 3590 tapes.
*
diff --git a/drivers/s390/char/tape_char.c b/drivers/s390/char/tape_char.c
index 46ac1164f242..fc206c9d1c56 100644
--- a/drivers/s390/char/tape_char.c
+++ b/drivers/s390/char/tape_char.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* character device frontend for tape device driver
*
diff --git a/drivers/s390/char/tape_class.h b/drivers/s390/char/tape_class.h
index a332c10d50ad..d25ac075b1ad 100644
--- a/drivers/s390/char/tape_class.h
+++ b/drivers/s390/char/tape_class.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2004 All Rights Reserved.
*
diff --git a/drivers/s390/char/tape_proc.c b/drivers/s390/char/tape_proc.c
index 8733b232a116..faae30476f4b 100644
--- a/drivers/s390/char/tape_proc.c
+++ b/drivers/s390/char/tape_proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* tape device driver for S/390 and zSeries tapes.
*
diff --git a/drivers/s390/char/tape_std.c b/drivers/s390/char/tape_std.c
index 3478e19ae194..7caba0cc8b2a 100644
--- a/drivers/s390/char/tape_std.c
+++ b/drivers/s390/char/tape_std.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* standard tape device functions for ibm tapes.
*
diff --git a/drivers/s390/char/tape_std.h b/drivers/s390/char/tape_std.h
index 8c760c036832..53ec8e2870d4 100644
--- a/drivers/s390/char/tape_std.h
+++ b/drivers/s390/char/tape_std.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* standard tape device functions for ibm tapes.
*
diff --git a/drivers/s390/char/tty3270.h b/drivers/s390/char/tty3270.h
index 11141a8f8974..52ceed6f8408 100644
--- a/drivers/s390/char/tty3270.h
+++ b/drivers/s390/char/tty3270.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2007
*
diff --git a/drivers/s390/char/vmcp.c b/drivers/s390/char/vmcp.c
index 7898bbcc28fc..17e411c57576 100644
--- a/drivers/s390/char/vmcp.c
+++ b/drivers/s390/char/vmcp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2004, 2010
* Interface implementation for communication with the z/VM control program
diff --git a/drivers/s390/char/vmur.h b/drivers/s390/char/vmur.h
index fa320ad4593d..67164ba22f11 100644
--- a/drivers/s390/char/vmur.h
+++ b/drivers/s390/char/vmur.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Linux driver for System z and s390 unit record devices
* (z/VM virtual punch, reader, printer)
diff --git a/drivers/s390/cio/Makefile b/drivers/s390/cio/Makefile
index bdf47526038a..a070ef0efe65 100644
--- a/drivers/s390/cio/Makefile
+++ b/drivers/s390/cio/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the S/390 common i/o drivers
#
diff --git a/drivers/s390/cio/airq.c b/drivers/s390/cio/airq.c
index 99b5db469097..a45011e4529e 100644
--- a/drivers/s390/cio/airq.c
+++ b/drivers/s390/cio/airq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Support for adapter interruptions
*
diff --git a/drivers/s390/cio/blacklist.c b/drivers/s390/cio/blacklist.c
index bf7f5d4c50e1..2a3f874a21d5 100644
--- a/drivers/s390/cio/blacklist.c
+++ b/drivers/s390/cio/blacklist.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* S/390 common I/O routines -- blacklisting of specific devices
*
diff --git a/drivers/s390/cio/ccwreq.c b/drivers/s390/cio/ccwreq.c
index 2782100b2c07..603268a33ea1 100644
--- a/drivers/s390/cio/ccwreq.c
+++ b/drivers/s390/cio/ccwreq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Handling of internal CCW device requests.
*
diff --git a/drivers/s390/cio/chp.h b/drivers/s390/cio/chp.h
index 0d8437b7ea72..7e80323cd261 100644
--- a/drivers/s390/cio/chp.h
+++ b/drivers/s390/cio/chp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2007, 2010
* Author(s): Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
diff --git a/drivers/s390/cio/chsc.h b/drivers/s390/cio/chsc.h
index 321a3f765810..dda5953534b7 100644
--- a/drivers/s390/cio/chsc.h
+++ b/drivers/s390/cio/chsc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef S390_CHSC_H
#define S390_CHSC_H
diff --git a/drivers/s390/cio/chsc_sch.h b/drivers/s390/cio/chsc_sch.h
index 589ebfad6aad..ff5328b0bc8a 100644
--- a/drivers/s390/cio/chsc_sch.h
+++ b/drivers/s390/cio/chsc_sch.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CHSC_SCH_H
#define _CHSC_SCH_H
diff --git a/drivers/s390/cio/cio.h b/drivers/s390/cio/cio.h
index 939596d81b73..94cd813bdcfe 100644
--- a/drivers/s390/cio/cio.h
+++ b/drivers/s390/cio/cio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef S390_CIO_H
#define S390_CIO_H
diff --git a/drivers/s390/cio/cio_debug.h b/drivers/s390/cio/cio_debug.h
index e64e8278c42e..fa817efcec8f 100644
--- a/drivers/s390/cio/cio_debug.h
+++ b/drivers/s390/cio/cio_debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef CIO_DEBUG_H
#define CIO_DEBUG_H
diff --git a/drivers/s390/cio/crw.c b/drivers/s390/cio/crw.c
index 3d3cd402b376..fc285ca41141 100644
--- a/drivers/s390/cio/crw.c
+++ b/drivers/s390/cio/crw.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Channel report handling code
*
diff --git a/drivers/s390/cio/css.h b/drivers/s390/cio/css.h
index c9f3fb39ebeb..30357cbf350a 100644
--- a/drivers/s390/cio/css.h
+++ b/drivers/s390/cio/css.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CSS_H
#define _CSS_H
diff --git a/drivers/s390/cio/device.h b/drivers/s390/cio/device.h
index 69cb70f080a5..b37c22adcc7a 100644
--- a/drivers/s390/cio/device.h
+++ b/drivers/s390/cio/device.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef S390_DEVICE_H
#define S390_DEVICE_H
diff --git a/drivers/s390/cio/device_id.c b/drivers/s390/cio/device_id.c
index d4fa30541a33..f6df83a9dfbb 100644
--- a/drivers/s390/cio/device_id.c
+++ b/drivers/s390/cio/device_id.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* CCW device SENSE ID I/O handling.
*
diff --git a/drivers/s390/cio/device_pgid.c b/drivers/s390/cio/device_pgid.c
index da246b67edfe..d30a3babf176 100644
--- a/drivers/s390/cio/device_pgid.c
+++ b/drivers/s390/cio/device_pgid.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* CCW device PGID and path verification I/O handling.
*
diff --git a/drivers/s390/cio/device_status.c b/drivers/s390/cio/device_status.c
index 9bc3512374c9..7d5c7892b2c4 100644
--- a/drivers/s390/cio/device_status.c
+++ b/drivers/s390/cio/device_status.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2002
* Author(s): Cornelia Huck (cornelia.huck@de.ibm.com)
diff --git a/drivers/s390/cio/eadm_sch.h b/drivers/s390/cio/eadm_sch.h
index 9664e4653f98..390ab5a6b72f 100644
--- a/drivers/s390/cio/eadm_sch.h
+++ b/drivers/s390/cio/eadm_sch.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef EADM_SCH_H
#define EADM_SCH_H
diff --git a/drivers/s390/cio/fcx.c b/drivers/s390/cio/fcx.c
index ca5e9bb9d458..99c900cc3e5b 100644
--- a/drivers/s390/cio/fcx.c
+++ b/drivers/s390/cio/fcx.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Functions for assembling fcx enabled I/O control blocks.
*
diff --git a/drivers/s390/cio/idset.c b/drivers/s390/cio/idset.c
index b3e06a7b9480..835de44dbbcc 100644
--- a/drivers/s390/cio/idset.c
+++ b/drivers/s390/cio/idset.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2007, 2012
* Author(s): Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
diff --git a/drivers/s390/cio/idset.h b/drivers/s390/cio/idset.h
index 89a787790888..a3ece8d8091a 100644
--- a/drivers/s390/cio/idset.h
+++ b/drivers/s390/cio/idset.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2007, 2012
* Author(s): Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
diff --git a/drivers/s390/cio/io_sch.h b/drivers/s390/cio/io_sch.h
index 9a1b56b2df3e..af571d8d6925 100644
--- a/drivers/s390/cio/io_sch.h
+++ b/drivers/s390/cio/io_sch.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef S390_IO_SCH_H
#define S390_IO_SCH_H
diff --git a/drivers/s390/cio/ioasm.c b/drivers/s390/cio/ioasm.c
index 4182f60124da..4fa9ee1d09fa 100644
--- a/drivers/s390/cio/ioasm.c
+++ b/drivers/s390/cio/ioasm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Channel subsystem I/O instructions.
*/
diff --git a/drivers/s390/cio/ioasm.h b/drivers/s390/cio/ioasm.h
index b31ee6bff1e4..35ad4ddd61e0 100644
--- a/drivers/s390/cio/ioasm.h
+++ b/drivers/s390/cio/ioasm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef S390_CIO_IOASM_H
#define S390_CIO_IOASM_H
diff --git a/drivers/s390/cio/itcw.c b/drivers/s390/cio/itcw.c
index 358ee16d10a2..deaf59f93326 100644
--- a/drivers/s390/cio/itcw.c
+++ b/drivers/s390/cio/itcw.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Functions for incremental construction of fcx enabled I/O control blocks.
*
diff --git a/drivers/s390/cio/orb.h b/drivers/s390/cio/orb.h
index 7a640530e7f5..a2d3778b2c95 100644
--- a/drivers/s390/cio/orb.h
+++ b/drivers/s390/cio/orb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Orb related data structures.
*
diff --git a/drivers/s390/cio/qdio.h b/drivers/s390/cio/qdio.h
index 7e70f9298cc1..29d6b5222f1c 100644
--- a/drivers/s390/cio/qdio.h
+++ b/drivers/s390/cio/qdio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2000, 2009
* Author(s): Utz Bacher <utz.bacher@de.ibm.com>
diff --git a/drivers/s390/cio/qdio_debug.c b/drivers/s390/cio/qdio_debug.c
index b6fc147f83d8..68a82f3e2e92 100644
--- a/drivers/s390/cio/qdio_debug.c
+++ b/drivers/s390/cio/qdio_debug.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2008, 2009
*
diff --git a/drivers/s390/cio/qdio_debug.h b/drivers/s390/cio/qdio_debug.h
index 1d595d17bf11..e06496ab0036 100644
--- a/drivers/s390/cio/qdio_debug.h
+++ b/drivers/s390/cio/qdio_debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2008
*
diff --git a/drivers/s390/cio/qdio_thinint.c b/drivers/s390/cio/qdio_thinint.c
index c61164f4528e..a739bdf9630e 100644
--- a/drivers/s390/cio/qdio_thinint.c
+++ b/drivers/s390/cio/qdio_thinint.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2000, 2009
* Author(s): Utz Bacher <utz.bacher@de.ibm.com>
diff --git a/drivers/s390/cio/trace.c b/drivers/s390/cio/trace.c
index 8e706669ac8b..e331cd97e83b 100644
--- a/drivers/s390/cio/trace.c
+++ b/drivers/s390/cio/trace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Tracepoint definitions for s390_cio
*
diff --git a/drivers/s390/cio/trace.h b/drivers/s390/cio/trace.h
index 5b807a09f21b..1f8d1c1e566d 100644
--- a/drivers/s390/cio/trace.h
+++ b/drivers/s390/cio/trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Tracepoint header for the s390 Common I/O layer (CIO)
*
diff --git a/drivers/s390/cio/vfio_ccw_cp.c b/drivers/s390/cio/vfio_ccw_cp.c
index 5ccfdc80d0ec..f20b4d66c75f 100644
--- a/drivers/s390/cio/vfio_ccw_cp.c
+++ b/drivers/s390/cio/vfio_ccw_cp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* channel program interfaces
*
diff --git a/drivers/s390/cio/vfio_ccw_cp.h b/drivers/s390/cio/vfio_ccw_cp.h
index 7a1996b3b36d..a4b74fb1aa57 100644
--- a/drivers/s390/cio/vfio_ccw_cp.h
+++ b/drivers/s390/cio/vfio_ccw_cp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* channel program interfaces
*
diff --git a/drivers/s390/cio/vfio_ccw_fsm.c b/drivers/s390/cio/vfio_ccw_fsm.c
index 80a0559cd7ce..c30420c517b1 100644
--- a/drivers/s390/cio/vfio_ccw_fsm.c
+++ b/drivers/s390/cio/vfio_ccw_fsm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Finite state machine for vfio-ccw device handling
*
diff --git a/drivers/s390/cio/vfio_ccw_ops.c b/drivers/s390/cio/vfio_ccw_ops.c
index a66a317f3e4f..41eeb57d68a3 100644
--- a/drivers/s390/cio/vfio_ccw_ops.c
+++ b/drivers/s390/cio/vfio_ccw_ops.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Physical device callbacks for vfio_ccw
*
diff --git a/drivers/s390/cio/vfio_ccw_private.h b/drivers/s390/cio/vfio_ccw_private.h
index fc0f01c16ef9..78a66d96756b 100644
--- a/drivers/s390/cio/vfio_ccw_private.h
+++ b/drivers/s390/cio/vfio_ccw_private.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Private stuff for vfio_ccw driver
*
diff --git a/drivers/s390/crypto/Makefile b/drivers/s390/crypto/Makefile
index be36f1010d75..b59af548ed1c 100644
--- a/drivers/s390/crypto/Makefile
+++ b/drivers/s390/crypto/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# S/390 crypto devices
#
diff --git a/drivers/s390/crypto/ap_asm.h b/drivers/s390/crypto/ap_asm.h
index cd350345b3d2..6c0474c834d4 100644
--- a/drivers/s390/crypto/ap_asm.h
+++ b/drivers/s390/crypto/ap_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2016
* Author(s): Martin Schwidefsky <schwidefsky@de.ibm.com>
diff --git a/drivers/s390/crypto/ap_card.c b/drivers/s390/crypto/ap_card.c
index 836efac96813..8a31c9e95430 100644
--- a/drivers/s390/crypto/ap_card.c
+++ b/drivers/s390/crypto/ap_card.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2016
* Author(s): Martin Schwidefsky <schwidefsky@de.ibm.com>
diff --git a/drivers/s390/crypto/ap_debug.h b/drivers/s390/crypto/ap_debug.h
index 78dbff842dae..6a9d77c75ec3 100644
--- a/drivers/s390/crypto/ap_debug.h
+++ b/drivers/s390/crypto/ap_debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2016
* Author(s): Harald Freudenberger <freude@de.ibm.com>
diff --git a/drivers/s390/crypto/ap_queue.c b/drivers/s390/crypto/ap_queue.c
index 56b96edffd5b..6c8bd8ad6185 100644
--- a/drivers/s390/crypto/ap_queue.c
+++ b/drivers/s390/crypto/ap_queue.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2016
* Author(s): Martin Schwidefsky <schwidefsky@de.ibm.com>
diff --git a/drivers/s390/crypto/zcrypt_cex4.h b/drivers/s390/crypto/zcrypt_cex4.h
index 719571375ccc..748390a3799b 100644
--- a/drivers/s390/crypto/zcrypt_cex4.h
+++ b/drivers/s390/crypto/zcrypt_cex4.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2012
* Author(s): Holger Dengler <hd@linux.vnet.ibm.com>
diff --git a/drivers/s390/crypto/zcrypt_debug.h b/drivers/s390/crypto/zcrypt_debug.h
index 13e38defb6b8..241dbb5f75bf 100644
--- a/drivers/s390/crypto/zcrypt_debug.h
+++ b/drivers/s390/crypto/zcrypt_debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2016
* Author(s): Holger Dengler (hd@linux.vnet.ibm.com)
diff --git a/drivers/s390/net/Makefile b/drivers/s390/net/Makefile
index c351b07603e0..513b7ae64980 100644
--- a/drivers/s390/net/Makefile
+++ b/drivers/s390/net/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# S/390 network devices
#
diff --git a/drivers/s390/net/ctcm_dbug.c b/drivers/s390/net/ctcm_dbug.c
index 8363f1c966ef..f7ec51db3cd6 100644
--- a/drivers/s390/net/ctcm_dbug.c
+++ b/drivers/s390/net/ctcm_dbug.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2001, 2007
* Authors: Peter Tiedemann (ptiedem@de.ibm.com)
diff --git a/drivers/s390/net/ctcm_dbug.h b/drivers/s390/net/ctcm_dbug.h
index 47bf0501995e..675575ef162e 100644
--- a/drivers/s390/net/ctcm_dbug.h
+++ b/drivers/s390/net/ctcm_dbug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2001, 2007
* Authors: Peter Tiedemann (ptiedem@de.ibm.com)
diff --git a/drivers/s390/net/ctcm_fsms.c b/drivers/s390/net/ctcm_fsms.c
index 570ae3b7adf6..1b4ee570b712 100644
--- a/drivers/s390/net/ctcm_fsms.c
+++ b/drivers/s390/net/ctcm_fsms.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2001, 2007
* Authors: Fritz Elfert (felfert@millenux.com)
diff --git a/drivers/s390/net/ctcm_fsms.h b/drivers/s390/net/ctcm_fsms.h
index c963d04799c0..225737295cb4 100644
--- a/drivers/s390/net/ctcm_fsms.h
+++ b/drivers/s390/net/ctcm_fsms.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2001, 2007
* Authors: Fritz Elfert (felfert@millenux.com)
diff --git a/drivers/s390/net/ctcm_main.h b/drivers/s390/net/ctcm_main.h
index 6f4417c80247..16bdf23ee02b 100644
--- a/drivers/s390/net/ctcm_main.h
+++ b/drivers/s390/net/ctcm_main.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2001, 2007
* Authors: Fritz Elfert (felfert@millenux.com)
diff --git a/drivers/s390/net/ctcm_mpc.c b/drivers/s390/net/ctcm_mpc.c
index f8be39634f03..e02f295d38a9 100644
--- a/drivers/s390/net/ctcm_mpc.c
+++ b/drivers/s390/net/ctcm_mpc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2004, 2007
* Authors: Belinda Thompson (belindat@us.ibm.com)
diff --git a/drivers/s390/net/ctcm_mpc.h b/drivers/s390/net/ctcm_mpc.h
index bd1b1cc54ffa..441d7b211f0f 100644
--- a/drivers/s390/net/ctcm_mpc.h
+++ b/drivers/s390/net/ctcm_mpc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2007
* Authors: Peter Tiedemann (ptiedem@de.ibm.com)
diff --git a/drivers/s390/net/ctcm_sysfs.c b/drivers/s390/net/ctcm_sysfs.c
index ddb0aa321339..ded1930a00b2 100644
--- a/drivers/s390/net/ctcm_sysfs.c
+++ b/drivers/s390/net/ctcm_sysfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2007, 2007
* Authors: Peter Tiedemann (ptiedem@de.ibm.com)
diff --git a/drivers/s390/net/fsm.h b/drivers/s390/net/fsm.h
index a4510cf59034..16dc071a2973 100644
--- a/drivers/s390/net/fsm.h
+++ b/drivers/s390/net/fsm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FSM_H_
#define _FSM_H_
diff --git a/drivers/s390/net/lcs.h b/drivers/s390/net/lcs.h
index 150fcb4cebc3..f94d8f6dd7a8 100644
--- a/drivers/s390/net/lcs.h
+++ b/drivers/s390/net/lcs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*lcs.h*/
#include <linux/interrupt.h>
diff --git a/drivers/s390/net/qeth_core.h b/drivers/s390/net/qeth_core.h
index 59e09854c4f7..47a13c5723c6 100644
--- a/drivers/s390/net/qeth_core.h
+++ b/drivers/s390/net/qeth_core.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2007
* Author(s): Utz Bacher <utz.bacher@de.ibm.com>,
diff --git a/drivers/s390/net/qeth_core_mpc.c b/drivers/s390/net/qeth_core_mpc.c
index 6dd7d05e5693..dafb8c643426 100644
--- a/drivers/s390/net/qeth_core_mpc.c
+++ b/drivers/s390/net/qeth_core_mpc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2007
* Author(s): Frank Pavlic <fpavlic@de.ibm.com>,
diff --git a/drivers/s390/net/qeth_core_mpc.h b/drivers/s390/net/qeth_core_mpc.h
index 912e0107de8f..55f3d234ea1d 100644
--- a/drivers/s390/net/qeth_core_mpc.h
+++ b/drivers/s390/net/qeth_core_mpc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2007
* Author(s): Frank Pavlic <fpavlic@de.ibm.com>,
diff --git a/drivers/s390/net/qeth_l2.h b/drivers/s390/net/qeth_l2.h
index 0d59f9a45ea9..d4a8293d318d 100644
--- a/drivers/s390/net/qeth_l2.h
+++ b/drivers/s390/net/qeth_l2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2013
* Author(s): Eugene Crosser <eugene.crosser@ru.ibm.com>
diff --git a/drivers/s390/net/qeth_l2_sys.c b/drivers/s390/net/qeth_l2_sys.c
index 9696baa49e2d..d33d413f7150 100644
--- a/drivers/s390/net/qeth_l2_sys.c
+++ b/drivers/s390/net/qeth_l2_sys.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2013
* Author(s): Eugene Crosser <eugene.crosser@ru.ibm.com>
diff --git a/drivers/s390/net/qeth_l3.h b/drivers/s390/net/qeth_l3.h
index 9b5e439f18cf..194ae9b577cc 100644
--- a/drivers/s390/net/qeth_l3.h
+++ b/drivers/s390/net/qeth_l3.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright IBM Corp. 2007
* Author(s): Utz Bacher <utz.bacher@de.ibm.com>,
diff --git a/drivers/s390/net/qeth_l3_sys.c b/drivers/s390/net/qeth_l3_sys.c
index e8bcc314cc5f..7a829ad77783 100644
--- a/drivers/s390/net/qeth_l3_sys.c
+++ b/drivers/s390/net/qeth_l3_sys.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2007
* Author(s): Utz Bacher <utz.bacher@de.ibm.com>,
diff --git a/drivers/s390/net/smsgiucv.h b/drivers/s390/net/smsgiucv.h
index 45bc925928ca..a0d6c6130c4b 100644
--- a/drivers/s390/net/smsgiucv.h
+++ b/drivers/s390/net/smsgiucv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* IUCV special message driver
*
diff --git a/drivers/s390/scsi/zfcp_aux.c b/drivers/s390/scsi/zfcp_aux.c
index 82ac331d9125..84752152d41f 100644
--- a/drivers/s390/scsi/zfcp_aux.c
+++ b/drivers/s390/scsi/zfcp_aux.c
@@ -357,6 +357,8 @@ struct zfcp_adapter *zfcp_adapter_enqueue(struct ccw_device *ccw_device)
adapter->next_port_scan = jiffies;
+ adapter->erp_action.adapter = adapter;
+
if (zfcp_qdio_setup(adapter))
goto failed;
@@ -513,6 +515,9 @@ struct zfcp_port *zfcp_port_enqueue(struct zfcp_adapter *adapter, u64 wwpn,
port->dev.groups = zfcp_port_attr_groups;
port->dev.release = zfcp_port_release;
+ port->erp_action.adapter = adapter;
+ port->erp_action.port = port;
+
if (dev_set_name(&port->dev, "0x%016llx", (unsigned long long)wwpn)) {
kfree(port);
goto err_out;
diff --git a/drivers/s390/scsi/zfcp_ccw.c b/drivers/s390/scsi/zfcp_ccw.c
index 54c7b48fdb46..49eda141ea43 100644
--- a/drivers/s390/scsi/zfcp_ccw.c
+++ b/drivers/s390/scsi/zfcp_ccw.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* zfcp device driver
*
diff --git a/drivers/s390/scsi/zfcp_dbf.c b/drivers/s390/scsi/zfcp_dbf.c
index 8227076c9cbb..a8b831000b2d 100644
--- a/drivers/s390/scsi/zfcp_dbf.c
+++ b/drivers/s390/scsi/zfcp_dbf.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* zfcp device driver
*
diff --git a/drivers/s390/scsi/zfcp_dbf.h b/drivers/s390/scsi/zfcp_dbf.h
index 3508c00458f4..e2a973cd2573 100644
--- a/drivers/s390/scsi/zfcp_dbf.h
+++ b/drivers/s390/scsi/zfcp_dbf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* zfcp device driver
* debug feature declarations
diff --git a/drivers/s390/scsi/zfcp_def.h b/drivers/s390/scsi/zfcp_def.h
index b8e853e53546..3396a47721a7 100644
--- a/drivers/s390/scsi/zfcp_def.h
+++ b/drivers/s390/scsi/zfcp_def.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* zfcp device driver
*
diff --git a/drivers/s390/scsi/zfcp_erp.c b/drivers/s390/scsi/zfcp_erp.c
index 37408f5f81ce..cbb8156bf5e0 100644
--- a/drivers/s390/scsi/zfcp_erp.c
+++ b/drivers/s390/scsi/zfcp_erp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* zfcp device driver
*
@@ -193,9 +194,8 @@ static struct zfcp_erp_action *zfcp_erp_setup_act(int need, u32 act_status,
atomic_or(ZFCP_STATUS_COMMON_ERP_INUSE,
&zfcp_sdev->status);
erp_action = &zfcp_sdev->erp_action;
- memset(erp_action, 0, sizeof(struct zfcp_erp_action));
- erp_action->port = port;
- erp_action->sdev = sdev;
+ WARN_ON_ONCE(erp_action->port != port);
+ WARN_ON_ONCE(erp_action->sdev != sdev);
if (!(atomic_read(&zfcp_sdev->status) &
ZFCP_STATUS_COMMON_RUNNING))
act_status |= ZFCP_STATUS_ERP_CLOSE_ONLY;
@@ -208,8 +208,8 @@ static struct zfcp_erp_action *zfcp_erp_setup_act(int need, u32 act_status,
zfcp_erp_action_dismiss_port(port);
atomic_or(ZFCP_STATUS_COMMON_ERP_INUSE, &port->status);
erp_action = &port->erp_action;
- memset(erp_action, 0, sizeof(struct zfcp_erp_action));
- erp_action->port = port;
+ WARN_ON_ONCE(erp_action->port != port);
+ WARN_ON_ONCE(erp_action->sdev != NULL);
if (!(atomic_read(&port->status) & ZFCP_STATUS_COMMON_RUNNING))
act_status |= ZFCP_STATUS_ERP_CLOSE_ONLY;
break;
@@ -219,7 +219,8 @@ static struct zfcp_erp_action *zfcp_erp_setup_act(int need, u32 act_status,
zfcp_erp_action_dismiss_adapter(adapter);
atomic_or(ZFCP_STATUS_COMMON_ERP_INUSE, &adapter->status);
erp_action = &adapter->erp_action;
- memset(erp_action, 0, sizeof(struct zfcp_erp_action));
+ WARN_ON_ONCE(erp_action->port != NULL);
+ WARN_ON_ONCE(erp_action->sdev != NULL);
if (!(atomic_read(&adapter->status) &
ZFCP_STATUS_COMMON_RUNNING))
act_status |= ZFCP_STATUS_ERP_CLOSE_ONLY;
@@ -229,7 +230,11 @@ static struct zfcp_erp_action *zfcp_erp_setup_act(int need, u32 act_status,
return NULL;
}
- erp_action->adapter = adapter;
+ WARN_ON_ONCE(erp_action->adapter != adapter);
+ memset(&erp_action->list, 0, sizeof(erp_action->list));
+ memset(&erp_action->timer, 0, sizeof(erp_action->timer));
+ erp_action->step = ZFCP_ERP_STEP_UNINITIALIZED;
+ erp_action->fsf_req_id = 0;
erp_action->action = need;
erp_action->status = act_status;
diff --git a/drivers/s390/scsi/zfcp_ext.h b/drivers/s390/scsi/zfcp_ext.h
index a9e968717dd9..8ca2ab7deaa9 100644
--- a/drivers/s390/scsi/zfcp_ext.h
+++ b/drivers/s390/scsi/zfcp_ext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* zfcp device driver
*
diff --git a/drivers/s390/scsi/zfcp_fc.c b/drivers/s390/scsi/zfcp_fc.c
index 8210645c2111..ca218c82321f 100644
--- a/drivers/s390/scsi/zfcp_fc.c
+++ b/drivers/s390/scsi/zfcp_fc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* zfcp device driver
*
diff --git a/drivers/s390/scsi/zfcp_fc.h b/drivers/s390/scsi/zfcp_fc.h
index 41f22d3dc6d1..6a397ddaadf0 100644
--- a/drivers/s390/scsi/zfcp_fc.h
+++ b/drivers/s390/scsi/zfcp_fc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* zfcp device driver
*
diff --git a/drivers/s390/scsi/zfcp_fsf.c b/drivers/s390/scsi/zfcp_fsf.c
index 69d1dc3ec79d..00fb98f7b2cd 100644
--- a/drivers/s390/scsi/zfcp_fsf.c
+++ b/drivers/s390/scsi/zfcp_fsf.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* zfcp device driver
*
diff --git a/drivers/s390/scsi/zfcp_fsf.h b/drivers/s390/scsi/zfcp_fsf.h
index 88feba5bfda4..4baca67aba6d 100644
--- a/drivers/s390/scsi/zfcp_fsf.h
+++ b/drivers/s390/scsi/zfcp_fsf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* zfcp device driver
*
diff --git a/drivers/s390/scsi/zfcp_qdio.c b/drivers/s390/scsi/zfcp_qdio.c
index 9e358fc04b78..4ab02e8d36f3 100644
--- a/drivers/s390/scsi/zfcp_qdio.c
+++ b/drivers/s390/scsi/zfcp_qdio.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* zfcp device driver
*
diff --git a/drivers/s390/scsi/zfcp_qdio.h b/drivers/s390/scsi/zfcp_qdio.h
index 7f647a90c750..886c662cc154 100644
--- a/drivers/s390/scsi/zfcp_qdio.h
+++ b/drivers/s390/scsi/zfcp_qdio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* zfcp device driver
*
diff --git a/drivers/s390/scsi/zfcp_reqlist.h b/drivers/s390/scsi/zfcp_reqlist.h
index 703fce59befe..59a943c0d51d 100644
--- a/drivers/s390/scsi/zfcp_reqlist.h
+++ b/drivers/s390/scsi/zfcp_reqlist.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* zfcp device driver
*
diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c
index ec3ddd1d31d5..4d2ba5682493 100644
--- a/drivers/s390/scsi/zfcp_scsi.c
+++ b/drivers/s390/scsi/zfcp_scsi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* zfcp device driver
*
@@ -115,10 +116,15 @@ static int zfcp_scsi_slave_alloc(struct scsi_device *sdev)
struct zfcp_unit *unit;
int npiv = adapter->connection_features & FSF_FEATURE_NPIV_MODE;
+ zfcp_sdev->erp_action.adapter = adapter;
+ zfcp_sdev->erp_action.sdev = sdev;
+
port = zfcp_get_port_by_wwpn(adapter, rport->port_name);
if (!port)
return -ENXIO;
+ zfcp_sdev->erp_action.port = port;
+
unit = zfcp_unit_find(port, zfcp_scsi_dev_lun(sdev));
if (unit)
put_device(&unit->dev);
diff --git a/drivers/s390/scsi/zfcp_sysfs.c b/drivers/s390/scsi/zfcp_sysfs.c
index 96a0be13e841..3ac823f2540f 100644
--- a/drivers/s390/scsi/zfcp_sysfs.c
+++ b/drivers/s390/scsi/zfcp_sysfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* zfcp device driver
*
diff --git a/drivers/s390/scsi/zfcp_unit.c b/drivers/s390/scsi/zfcp_unit.c
index 9310a547b89f..1bf0a0984a09 100644
--- a/drivers/s390/scsi/zfcp_unit.c
+++ b/drivers/s390/scsi/zfcp_unit.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* zfcp device driver
*
diff --git a/drivers/sbus/char/Makefile b/drivers/sbus/char/Makefile
index 78b6183c9866..ae478144c551 100644
--- a/drivers/sbus/char/Makefile
+++ b/drivers/sbus/char/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the kernel miscellaneous SPARC device drivers.
#
diff --git a/drivers/sbus/char/bbc_envctrl.c b/drivers/sbus/char/bbc_envctrl.c
index 228c782d6433..fb5bcf6dddc1 100644
--- a/drivers/sbus/char/bbc_envctrl.c
+++ b/drivers/sbus/char/bbc_envctrl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* bbc_envctrl.c: UltraSPARC-III environment control driver.
*
* Copyright (C) 2001, 2008 David S. Miller (davem@davemloft.net)
diff --git a/drivers/sbus/char/bbc_i2c.h b/drivers/sbus/char/bbc_i2c.h
index 4b4531066e75..c2d066d3fa41 100644
--- a/drivers/sbus/char/bbc_i2c.h
+++ b/drivers/sbus/char/bbc_i2c.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BBC_I2C_H
#define _BBC_I2C_H
diff --git a/drivers/sbus/char/max1617.h b/drivers/sbus/char/max1617.h
index cd30819a0a30..45c8318787d8 100644
--- a/drivers/sbus/char/max1617.h
+++ b/drivers/sbus/char/max1617.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: max1617.h,v 1.1 2001/04/02 09:59:08 davem Exp $ */
#ifndef _MAX1617_H
#define _MAX1617_H
diff --git a/drivers/scsi/53c700.h b/drivers/scsi/53c700.h
index f34c916b95bc..0c9a100af667 100644
--- a/drivers/scsi/53c700.h
+++ b/drivers/scsi/53c700.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* -*- mode: c; c-basic-offset: 8 -*- */
/* Driver for 53c700 and 53c700-66 chips from NCR and Symbios
diff --git a/drivers/scsi/Makefile b/drivers/scsi/Makefile
index 93dbe58c47c8..1639bf8b1ab6 100644
--- a/drivers/scsi/Makefile
+++ b/drivers/scsi/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for linux/drivers/scsi
#
diff --git a/drivers/scsi/NCR5380.c b/drivers/scsi/NCR5380.c
index 8a0812221d72..777b0222d021 100644
--- a/drivers/scsi/NCR5380.c
+++ b/drivers/scsi/NCR5380.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* NCR 5380 generic driver routines. These should make it *trivial*
* to implement 5380 SCSI drivers under Linux with a non-trantor
diff --git a/drivers/scsi/NCR5380.h b/drivers/scsi/NCR5380.h
index d78f0957d865..31096a0b0fdd 100644
--- a/drivers/scsi/NCR5380.h
+++ b/drivers/scsi/NCR5380.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* NCR 5380 defines
*
diff --git a/drivers/scsi/NCR_D700.h b/drivers/scsi/NCR_D700.h
index f167af6bd2af..eb675d782ef6 100644
--- a/drivers/scsi/NCR_D700.h
+++ b/drivers/scsi/NCR_D700.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* -*- mode: c; c-basic-offset: 8 -*- */
/* NCR Dual 700 MCA SCSI Driver
diff --git a/drivers/scsi/NCR_Q720.h b/drivers/scsi/NCR_Q720.h
index 7b9209008187..d5f46cdb736e 100644
--- a/drivers/scsi/NCR_Q720.h
+++ b/drivers/scsi/NCR_Q720.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* -*- mode: c; c-basic-offset: 8 -*- */
/* NCR Quad 720 MCA SCSI Driver
diff --git a/drivers/scsi/a2091.h b/drivers/scsi/a2091.h
index 794b8e65c711..8d8a4074a570 100644
--- a/drivers/scsi/a2091.h
+++ b/drivers/scsi/a2091.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef A2091_H
#define A2091_H
diff --git a/drivers/scsi/a3000.h b/drivers/scsi/a3000.h
index 49db4a335aab..5cb3e7535281 100644
--- a/drivers/scsi/a3000.h
+++ b/drivers/scsi/a3000.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef A3000_H
#define A3000_H
diff --git a/drivers/scsi/aacraid/comminit.c b/drivers/scsi/aacraid/comminit.c
index 97d269f16888..1bc623ad3faf 100644
--- a/drivers/scsi/aacraid/comminit.c
+++ b/drivers/scsi/aacraid/comminit.c
@@ -302,9 +302,11 @@ int aac_send_shutdown(struct aac_dev * dev)
return -ENOMEM;
aac_fib_init(fibctx);
- mutex_lock(&dev->ioctl_mutex);
- dev->adapter_shutdown = 1;
- mutex_unlock(&dev->ioctl_mutex);
+ if (!dev->adapter_shutdown) {
+ mutex_lock(&dev->ioctl_mutex);
+ dev->adapter_shutdown = 1;
+ mutex_unlock(&dev->ioctl_mutex);
+ }
cmd = (struct aac_close *) fib_data(fibctx);
cmd->command = cpu_to_le32(VM_CloseAll);
diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c
index 62beb2596466..c9252b138c1f 100644
--- a/drivers/scsi/aacraid/linit.c
+++ b/drivers/scsi/aacraid/linit.c
@@ -1551,8 +1551,9 @@ static void __aac_shutdown(struct aac_dev * aac)
{
int i;
+ mutex_lock(&aac->ioctl_mutex);
aac->adapter_shutdown = 1;
- aac_send_shutdown(aac);
+ mutex_unlock(&aac->ioctl_mutex);
if (aac->aif_thread) {
int i;
@@ -1565,7 +1566,11 @@ static void __aac_shutdown(struct aac_dev * aac)
}
kthread_stop(aac->thread);
}
+
+ aac_send_shutdown(aac);
+
aac_adapter_disable_int(aac);
+
if (aac_is_src(aac)) {
if (aac->max_msix > 1) {
for (i = 0; i < aac->max_msix; i++) {
diff --git a/drivers/scsi/aha152x.h b/drivers/scsi/aha152x.h
index ac4bfa438bf2..efd01877d02b 100644
--- a/drivers/scsi/aha152x.h
+++ b/drivers/scsi/aha152x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _AHA152X_H
#define _AHA152X_H
diff --git a/drivers/scsi/aha1542.h b/drivers/scsi/aha1542.h
index 0fe9bae1b3d1..f5b0d210fb3c 100644
--- a/drivers/scsi/aha1542.h
+++ b/drivers/scsi/aha1542.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _AHA1542_H_
#define _AHA1542_H_
diff --git a/drivers/scsi/aha1740.h b/drivers/scsi/aha1740.h
index b0c5603461ca..dfdaa4d3ea4e 100644
--- a/drivers/scsi/aha1740.h
+++ b/drivers/scsi/aha1740.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _AHA1740_H
/* $Id$
diff --git a/drivers/scsi/aic7xxx/Makefile b/drivers/scsi/aic7xxx/Makefile
index b03ba0df7a83..c15be2590d1c 100644
--- a/drivers/scsi/aic7xxx/Makefile
+++ b/drivers/scsi/aic7xxx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux aic7xxx SCSI driver.
#
diff --git a/drivers/scsi/aic7xxx/aicasm/Makefile b/drivers/scsi/aic7xxx/aicasm/Makefile
index 45e2d49c1fff..243adb0a38d1 100644
--- a/drivers/scsi/aic7xxx/aicasm/Makefile
+++ b/drivers/scsi/aic7xxx/aicasm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
PROG= aicasm
OUTDIR ?= ./
diff --git a/drivers/scsi/arm/Makefile b/drivers/scsi/arm/Makefile
index 16c3e86a6b1b..b576d9276f71 100644
--- a/drivers/scsi/arm/Makefile
+++ b/drivers/scsi/arm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for drivers/scsi/arm
#
diff --git a/drivers/scsi/atp870u.h b/drivers/scsi/atp870u.h
index 9b839b1e895a..75c44399fc88 100644
--- a/drivers/scsi/atp870u.h
+++ b/drivers/scsi/atp870u.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ATP870U_H
#define _ATP870U_H
diff --git a/drivers/scsi/bfa/Makefile b/drivers/scsi/bfa/Makefile
index 475cf925d5e8..442fc3db8f1f 100644
--- a/drivers/scsi/bfa/Makefile
+++ b/drivers/scsi/bfa/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_SCSI_BFA_FC) := bfa.o
bfa-y := bfad.o bfad_im.o bfad_attr.o bfad_debugfs.o bfad_bsg.o
diff --git a/drivers/scsi/constants.c b/drivers/scsi/constants.c
index 6dc96c8dfe75..d4c2a2e4c5d4 100644
--- a/drivers/scsi/constants.c
+++ b/drivers/scsi/constants.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ASCII values for a number of symbolic constants, printing functions,
* etc.
diff --git a/drivers/scsi/csiostor/Makefile b/drivers/scsi/csiostor/Makefile
index 3681a3fbd499..d047e22eac0d 100644
--- a/drivers/scsi/csiostor/Makefile
+++ b/drivers/scsi/csiostor/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
## Chelsio FCoE driver
#
diff --git a/drivers/scsi/dc395x.h b/drivers/scsi/dc395x.h
index fbf35e37701e..5379a936141a 100644
--- a/drivers/scsi/dc395x.h
+++ b/drivers/scsi/dc395x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/************************************************************************/
/* */
/* dc395x.h */
diff --git a/drivers/scsi/eata_generic.h b/drivers/scsi/eata_generic.h
index 5016af5cf860..1a396c5e7f73 100644
--- a/drivers/scsi/eata_generic.h
+++ b/drivers/scsi/eata_generic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/********************************************************
* Header file for eata_dma.c and eata_pio.c *
* Linux EATA SCSI drivers *
diff --git a/drivers/scsi/eata_pio.h b/drivers/scsi/eata_pio.h
index 7deeb935748b..5b5e3d13670b 100644
--- a/drivers/scsi/eata_pio.h
+++ b/drivers/scsi/eata_pio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/********************************************************
* Header file for eata_pio.c Linux EATA-PIO SCSI driver *
* (c) 1993-96 Michael Neuffer *
diff --git a/drivers/scsi/esp_scsi.h b/drivers/scsi/esp_scsi.h
index 7e8932ae91f8..8163dca2071b 100644
--- a/drivers/scsi/esp_scsi.h
+++ b/drivers/scsi/esp_scsi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* esp_scsi.h: Defines and structures for the ESP driver.
*
* Copyright (C) 2007 David S. Miller (davem@davemloft.net)
diff --git a/drivers/scsi/fcoe/libfcoe.h b/drivers/scsi/fcoe/libfcoe.h
index d3bb16d11401..b8bdfab51a58 100644
--- a/drivers/scsi/fcoe/libfcoe.h
+++ b/drivers/scsi/fcoe/libfcoe.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FCOE_LIBFCOE_H_
#define _FCOE_LIBFCOE_H_
diff --git a/drivers/scsi/fnic/Makefile b/drivers/scsi/fnic/Makefile
index 383598fadf04..6214a6b2e96d 100644
--- a/drivers/scsi/fnic/Makefile
+++ b/drivers/scsi/fnic/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_FCOE_FNIC) += fnic.o
fnic-y := \
diff --git a/drivers/scsi/gdth.h b/drivers/scsi/gdth.h
index 3fd8b83ffbf9..95fc720c1b30 100644
--- a/drivers/scsi/gdth.h
+++ b/drivers/scsi/gdth.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _GDTH_H
#define _GDTH_H
diff --git a/drivers/scsi/gdth_ioctl.h b/drivers/scsi/gdth_ioctl.h
index b004c6165887..4c91894ac244 100644
--- a/drivers/scsi/gdth_ioctl.h
+++ b/drivers/scsi/gdth_ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _GDTH_IOCTL_H
#define _GDTH_IOCTL_H
diff --git a/drivers/scsi/gdth_proc.c b/drivers/scsi/gdth_proc.c
index d08b2716752c..20add49cdd32 100644
--- a/drivers/scsi/gdth_proc.c
+++ b/drivers/scsi/gdth_proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* gdth_proc.c
* $Id: gdth_proc.c,v 1.43 2006/01/11 16:15:00 achim Exp $
*/
diff --git a/drivers/scsi/gdth_proc.h b/drivers/scsi/gdth_proc.h
index aaa618198972..d7d0aa283695 100644
--- a/drivers/scsi/gdth_proc.h
+++ b/drivers/scsi/gdth_proc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _GDTH_PROC_H
#define _GDTH_PROC_H
diff --git a/drivers/scsi/gvp11.h b/drivers/scsi/gvp11.h
index 852913cde5dd..61c1a3584461 100644
--- a/drivers/scsi/gvp11.h
+++ b/drivers/scsi/gvp11.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef GVP11_H
/* $Id: gvp11.h,v 1.4 1997/01/19 23:07:12 davem Exp $
diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index 9abe81021484..4ed3d26ffdde 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -4091,7 +4091,7 @@ static int hpsa_set_local_logical_count(struct ctlr_info *h,
memset(id_ctlr, 0, sizeof(*id_ctlr));
rc = hpsa_bmic_id_controller(h, id_ctlr, sizeof(*id_ctlr));
if (!rc)
- if (id_ctlr->configured_logical_drive_count < 256)
+ if (id_ctlr->configured_logical_drive_count < 255)
*nlocals = id_ctlr->configured_logical_drive_count;
else
*nlocals = le16_to_cpu(
diff --git a/drivers/scsi/ibmvscsi_tgt/libsrp.h b/drivers/scsi/ibmvscsi_tgt/libsrp.h
index 9fec55b36322..832606ae2908 100644
--- a/drivers/scsi/ibmvscsi_tgt/libsrp.h
+++ b/drivers/scsi/ibmvscsi_tgt/libsrp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LIBSRP_H__
#define __LIBSRP_H__
diff --git a/drivers/scsi/imm.h b/drivers/scsi/imm.h
index 8f6f32fc61ff..7f2bb35b1b87 100644
--- a/drivers/scsi/imm.h
+++ b/drivers/scsi/imm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Driver for the Iomega MatchMaker parallel port SCSI HBA embedded in
* the Iomega ZIP Plus drive
diff --git a/drivers/scsi/isci/Makefile b/drivers/scsi/isci/Makefile
index 3359e10e0d8f..da6f04cae272 100644
--- a/drivers/scsi/isci/Makefile
+++ b/drivers/scsi/isci/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_SCSI_ISCI) += isci.o
isci-objs := init.o phy.o request.o \
remote_device.o port.o \
diff --git a/drivers/scsi/libfc/Makefile b/drivers/scsi/libfc/Makefile
index 4bb23ac86a5c..65396f86c307 100644
--- a/drivers/scsi/libfc/Makefile
+++ b/drivers/scsi/libfc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# $Id: Makefile
obj-$(CONFIG_LIBFC) += libfc.o
diff --git a/drivers/scsi/libfc/fc_rport.c b/drivers/scsi/libfc/fc_rport.c
index 520325867e2b..31d31aad3de1 100644
--- a/drivers/scsi/libfc/fc_rport.c
+++ b/drivers/scsi/libfc/fc_rport.c
@@ -383,11 +383,11 @@ static void fc_rport_work(struct work_struct *work)
fc_rport_enter_flogi(rdata);
mutex_unlock(&rdata->rp_mutex);
} else {
+ mutex_unlock(&rdata->rp_mutex);
FC_RPORT_DBG(rdata, "work delete\n");
mutex_lock(&lport->disc.disc_mutex);
list_del_rcu(&rdata->peers);
mutex_unlock(&lport->disc.disc_mutex);
- mutex_unlock(&rdata->rp_mutex);
kref_put(&rdata->kref, fc_rport_destroy);
}
} else {
diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c
index c62e8d111fd9..f8dc1601efd5 100644
--- a/drivers/scsi/libiscsi.c
+++ b/drivers/scsi/libiscsi.c
@@ -1728,7 +1728,7 @@ int iscsi_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *sc)
if (test_bit(ISCSI_SUSPEND_BIT, &conn->suspend_tx)) {
reason = FAILURE_SESSION_IN_RECOVERY;
- sc->result = DID_REQUEUE;
+ sc->result = DID_REQUEUE << 16;
goto fault;
}
diff --git a/drivers/scsi/mac53c94.h b/drivers/scsi/mac53c94.h
index 1ad24e4f0a85..5df6e81f78a8 100644
--- a/drivers/scsi/mac53c94.h
+++ b/drivers/scsi/mac53c94.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* mac53c94.h: definitions for the driver for the 53c94 SCSI bus adaptor
* found on Power Macintosh computers, controlling the external SCSI chain.
diff --git a/drivers/scsi/megaraid.h b/drivers/scsi/megaraid.h
index 508d65e5a518..21eba2fd465a 100644
--- a/drivers/scsi/megaraid.h
+++ b/drivers/scsi/megaraid.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MEGARAID_H__
#define __MEGARAID_H__
diff --git a/drivers/scsi/megaraid/Makefile b/drivers/scsi/megaraid/Makefile
index 5826ed509e3e..6e74d21227a5 100644
--- a/drivers/scsi/megaraid/Makefile
+++ b/drivers/scsi/megaraid/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_MEGARAID_MM) += megaraid_mm.o
obj-$(CONFIG_MEGARAID_MAILBOX) += megaraid_mbox.o
obj-$(CONFIG_MEGARAID_SAS) += megaraid_sas.o
diff --git a/drivers/scsi/mesh.h b/drivers/scsi/mesh.h
index 4fdb81fa55e2..ee53c05ace95 100644
--- a/drivers/scsi/mesh.h
+++ b/drivers/scsi/mesh.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* mesh.h: definitions for the driver for the MESH SCSI bus adaptor
* (Macintosh Enhanced SCSI Hardware) found on Power Macintosh computers.
diff --git a/drivers/scsi/mpt3sas/Makefile b/drivers/scsi/mpt3sas/Makefile
index b7643f596c1e..84fb3fbdb0ca 100644
--- a/drivers/scsi/mpt3sas/Makefile
+++ b/drivers/scsi/mpt3sas/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# mpt3sas makefile
obj-$(CONFIG_SCSI_MPT3SAS) += mpt3sas.o
mpt3sas-y += mpt3sas_base.o \
diff --git a/drivers/scsi/mpt3sas/mpi/mpi2.h b/drivers/scsi/mpt3sas/mpi/mpi2.h
index a9a659fc2812..2608011cc7f1 100644
--- a/drivers/scsi/mpt3sas/mpi/mpi2.h
+++ b/drivers/scsi/mpt3sas/mpi/mpi2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright 2000-2015 Avago Technologies. All rights reserved.
*
diff --git a/drivers/scsi/mpt3sas/mpi/mpi2_cnfg.h b/drivers/scsi/mpt3sas/mpi/mpi2_cnfg.h
index fa61baf7c74d..036c9cf61032 100644
--- a/drivers/scsi/mpt3sas/mpi/mpi2_cnfg.h
+++ b/drivers/scsi/mpt3sas/mpi/mpi2_cnfg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright 2000-2015 Avago Technologies. All rights reserved.
*
diff --git a/drivers/scsi/mpt3sas/mpi/mpi2_init.h b/drivers/scsi/mpt3sas/mpi/mpi2_init.h
index bba56b61d36c..38b2c879bf0f 100644
--- a/drivers/scsi/mpt3sas/mpi/mpi2_init.h
+++ b/drivers/scsi/mpt3sas/mpi/mpi2_init.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright 2000-2015 Avago Technologies. All rights reserved.
*
diff --git a/drivers/scsi/mpt3sas/mpi/mpi2_ioc.h b/drivers/scsi/mpt3sas/mpi/mpi2_ioc.h
index af4be403582e..673cf05f94dc 100644
--- a/drivers/scsi/mpt3sas/mpi/mpi2_ioc.h
+++ b/drivers/scsi/mpt3sas/mpi/mpi2_ioc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright 2000-2015 Avago Technologies. All rights reserved.
*
diff --git a/drivers/scsi/mpt3sas/mpi/mpi2_raid.h b/drivers/scsi/mpt3sas/mpi/mpi2_raid.h
index 1c0eeeeb5eaf..b9bb1c178f12 100644
--- a/drivers/scsi/mpt3sas/mpi/mpi2_raid.h
+++ b/drivers/scsi/mpt3sas/mpi/mpi2_raid.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright 2000-2014 Avago Technologies. All rights reserved.
*
diff --git a/drivers/scsi/mpt3sas/mpi/mpi2_sas.h b/drivers/scsi/mpt3sas/mpi/mpi2_sas.h
index c10c2c02a945..afa17ff246b4 100644
--- a/drivers/scsi/mpt3sas/mpi/mpi2_sas.h
+++ b/drivers/scsi/mpt3sas/mpi/mpi2_sas.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright 2000-2015 Avago Technologies. All rights reserved.
*
diff --git a/drivers/scsi/mpt3sas/mpi/mpi2_tool.h b/drivers/scsi/mpt3sas/mpi/mpi2_tool.h
index 5f9289a1166f..593765a4ddb8 100644
--- a/drivers/scsi/mpt3sas/mpi/mpi2_tool.h
+++ b/drivers/scsi/mpt3sas/mpi/mpi2_tool.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright 2000-2014 Avago Technologies. All rights reserved.
*
diff --git a/drivers/scsi/mpt3sas/mpi/mpi2_type.h b/drivers/scsi/mpt3sas/mpi/mpi2_type.h
index 92a81abc2c31..36494439a419 100644
--- a/drivers/scsi/mpt3sas/mpi/mpi2_type.h
+++ b/drivers/scsi/mpt3sas/mpi/mpi2_type.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright 2000-2014 Avago Technologies. All rights reserved.
*
diff --git a/drivers/scsi/mvme147.c b/drivers/scsi/mvme147.c
index 4f515700bdc3..e6b2b681fda3 100644
--- a/drivers/scsi/mvme147.c
+++ b/drivers/scsi/mvme147.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/mm.h>
#include <linux/blkdev.h>
diff --git a/drivers/scsi/mvme147.h b/drivers/scsi/mvme147.h
index bfd4566ef050..f75ff58ddcd0 100644
--- a/drivers/scsi/mvme147.h
+++ b/drivers/scsi/mvme147.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef MVME147_H
/* $Id: mvme147.h,v 1.4 1997/01/19 23:07:10 davem Exp $
diff --git a/drivers/scsi/osst.h b/drivers/scsi/osst.h
index b4fea98ba276..b90ae280853d 100644
--- a/drivers/scsi/osst.h
+++ b/drivers/scsi/osst.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* $Header: /cvsroot/osst/Driver/osst.h,v 1.16 2005/01/01 21:13:35 wriede Exp $
*/
diff --git a/drivers/scsi/osst_detect.h b/drivers/scsi/osst_detect.h
index 21717d0e6974..83c1d4fb11db 100644
--- a/drivers/scsi/osst_detect.h
+++ b/drivers/scsi/osst_detect.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define SIGS_FROM_OSST \
{"OnStream", "SC-", "", "osst"}, \
{"OnStream", "DI-", "", "osst"}, \
diff --git a/drivers/scsi/osst_options.h b/drivers/scsi/osst_options.h
index ff1e610946ed..a6a389b88876 100644
--- a/drivers/scsi/osst_options.h
+++ b/drivers/scsi/osst_options.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
The compile-time configurable defaults for the Linux SCSI tape driver.
diff --git a/drivers/scsi/pcmcia/Makefile b/drivers/scsi/pcmcia/Makefile
index 683bf148b5b7..44eea2d43143 100644
--- a/drivers/scsi/pcmcia/Makefile
+++ b/drivers/scsi/pcmcia/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-y := -Idrivers/scsi
diff --git a/drivers/scsi/pm8001/Makefile b/drivers/scsi/pm8001/Makefile
index ce4cd87c7c66..02b7338999cc 100644
--- a/drivers/scsi/pm8001/Makefile
+++ b/drivers/scsi/pm8001/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Kernel configuration file for the PM8001 SAS/SATA 8x6G based HBA driver
#
diff --git a/drivers/scsi/ppa.h b/drivers/scsi/ppa.h
index ba8021427b88..6a1f8a2d70eb 100644
--- a/drivers/scsi/ppa.h
+++ b/drivers/scsi/ppa.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Driver for the PPA3 parallel port SCSI HBA embedded in
* the Iomega ZIP drive
*
diff --git a/drivers/scsi/qla2xxx/Makefile b/drivers/scsi/qla2xxx/Makefile
index 0b767a0bb308..17d5bc1cc56b 100644
--- a/drivers/scsi/qla2xxx/Makefile
+++ b/drivers/scsi/qla2xxx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
qla2xxx-y := qla_os.o qla_init.o qla_mbx.o qla_iocb.o qla_isr.o qla_gs.o \
qla_dbg.o qla_sup.o qla_attr.o qla_mid.o qla_dfs.o qla_bsg.o \
qla_nx.o qla_mr.o qla_nx2.o qla_target.o qla_tmpl.o qla_nvme.o
diff --git a/drivers/scsi/qla2xxx/qla_devtbl.h b/drivers/scsi/qla2xxx/qla_devtbl.h
index d6ea69df7c5c..ffb9694be748 100644
--- a/drivers/scsi/qla2xxx/qla_devtbl.h
+++ b/drivers/scsi/qla2xxx/qla_devtbl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define QLA_MODEL_NAMES 0x5C
/*
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 5b2437a5ea44..dce42a416876 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -3061,6 +3061,8 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
host->max_cmd_len, host->max_channel, host->max_lun,
host->transportt, sht->vendor_id);
+ INIT_WORK(&base_vha->iocb_work, qla2x00_iocb_work_fn);
+
/* Set up the irqs */
ret = qla2x00_request_irqs(ha, rsp);
if (ret)
@@ -3210,6 +3212,7 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
ql_log(ql_log_fatal, base_vha, 0x00ed,
"Failed to start DPC thread.\n");
ret = PTR_ERR(ha->dpc_thread);
+ ha->dpc_thread = NULL;
goto probe_failed;
}
ql_dbg(ql_dbg_init, base_vha, 0x00ee,
@@ -3223,7 +3226,6 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
*/
qla2xxx_wake_dpc(base_vha);
- INIT_WORK(&base_vha->iocb_work, qla2x00_iocb_work_fn);
INIT_WORK(&ha->board_disable, qla2x00_disable_board_on_pci_error);
if (IS_QLA8031(ha) || IS_MCTP_CAPABLE(ha)) {
diff --git a/drivers/scsi/qla2xxx/tcm_qla2xxx.h b/drivers/scsi/qla2xxx/tcm_qla2xxx.h
index 071035dfa99a..7550ba2831c3 100644
--- a/drivers/scsi/qla2xxx/tcm_qla2xxx.h
+++ b/drivers/scsi/qla2xxx/tcm_qla2xxx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <target/target_core_base.h>
#include <linux/btree.h>
diff --git a/drivers/scsi/qlogicfas408.h b/drivers/scsi/qlogicfas408.h
index f6b1216af79f..a971db11d293 100644
--- a/drivers/scsi/qlogicfas408.h
+++ b/drivers/scsi/qlogicfas408.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* to be used by qlogicfas and qlogic_cs */
#ifndef __QLOGICFAS408_H
#define __QLOGICFAS408_H
diff --git a/drivers/scsi/qlogicpti.h b/drivers/scsi/qlogicpti.h
index 892a0b058b99..884ad72ade57 100644
--- a/drivers/scsi/qlogicpti.h
+++ b/drivers/scsi/qlogicpti.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* qlogicpti.h: Performance Technologies QlogicISP sbus card defines.
*
* Copyright (C) 1996 David S. Miller (davem@caipfs.rutgers.edu)
diff --git a/drivers/scsi/scsi.h b/drivers/scsi/scsi.h
index d5a55fae60e0..6dcc4c685d1d 100644
--- a/drivers/scsi/scsi.h
+++ b/drivers/scsi/scsi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* scsi.h Copyright (C) 1992 Drew Eckhardt
* Copyright (C) 1993, 1994, 1995, 1998, 1999 Eric Youngdale
diff --git a/drivers/scsi/scsi_common.c b/drivers/scsi/scsi_common.c
index a75673bb82b3..40bc616cf8ab 100644
--- a/drivers/scsi/scsi_common.c
+++ b/drivers/scsi/scsi_common.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* SCSI functions used by both the initiator and the target code.
*/
diff --git a/drivers/scsi/scsi_debugfs.c b/drivers/scsi/scsi_debugfs.c
index 5e9755008aed..01f08c03f2c1 100644
--- a/drivers/scsi/scsi_debugfs.c
+++ b/drivers/scsi/scsi_debugfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/seq_file.h>
#include <scsi/scsi_cmnd.h>
#include <scsi/scsi_dbg.h>
diff --git a/drivers/scsi/scsi_devinfo.c b/drivers/scsi/scsi_devinfo.c
index 28fea83ae2fe..6bf43d94cdc0 100644
--- a/drivers/scsi/scsi_devinfo.c
+++ b/drivers/scsi/scsi_devinfo.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/blkdev.h>
#include <linux/init.h>
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index 9cf6a80fe297..ad3ea24f0885 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -1379,8 +1379,6 @@ static int scsi_prep_fn(struct request_queue *q, struct request *req)
ret = scsi_setup_cmnd(sdev, req);
out:
- if (ret != BLKPREP_OK)
- cmd->flags &= ~SCMD_INITIALIZED;
return scsi_prep_return(q, req, ret);
}
@@ -1900,7 +1898,6 @@ static int scsi_mq_prep_fn(struct request *req)
struct scsi_device *sdev = req->q->queuedata;
struct Scsi_Host *shost = sdev->host;
struct scatterlist *sg;
- int ret;
scsi_init_command(sdev, cmd);
@@ -1934,10 +1931,7 @@ static int scsi_mq_prep_fn(struct request *req)
blk_mq_start_request(req);
- ret = scsi_setup_cmnd(sdev, req);
- if (ret != BLK_STS_OK)
- cmd->flags &= ~SCMD_INITIALIZED;
- return ret;
+ return scsi_setup_cmnd(sdev, req);
}
static void scsi_mq_done(struct scsi_cmnd *cmd)
diff --git a/drivers/scsi/scsi_lib_dma.c b/drivers/scsi/scsi_lib_dma.c
index 2ac3f3975f78..5723915275ad 100644
--- a/drivers/scsi/scsi_lib_dma.c
+++ b/drivers/scsi/scsi_lib_dma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* SCSI library functions depending on DMA
*/
diff --git a/drivers/scsi/scsi_logging.h b/drivers/scsi/scsi_logging.h
index 7fe64a847143..6907c924df72 100644
--- a/drivers/scsi/scsi_logging.h
+++ b/drivers/scsi/scsi_logging.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SCSI_LOGGING_H
#define _SCSI_LOGGING_H
diff --git a/drivers/scsi/scsi_priv.h b/drivers/scsi/scsi_priv.h
index 5c6d016a5ae9..d7669caa9893 100644
--- a/drivers/scsi/scsi_priv.h
+++ b/drivers/scsi/scsi_priv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SCSI_PRIV_H
#define _SCSI_PRIV_H
diff --git a/drivers/scsi/scsi_proc.c b/drivers/scsi/scsi_proc.c
index 480a597b3877..7f0ceb65c3f3 100644
--- a/drivers/scsi/scsi_proc.c
+++ b/drivers/scsi/scsi_proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/drivers/scsi/scsi_proc.c
*
diff --git a/drivers/scsi/scsi_sas_internal.h b/drivers/scsi/scsi_sas_internal.h
index e659912498bd..82fd548c5eee 100644
--- a/drivers/scsi/scsi_sas_internal.h
+++ b/drivers/scsi/scsi_sas_internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SCSI_SAS_INTERNAL_H
#define _SCSI_SAS_INTERNAL_H
diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c
index 15590a063ad9..40124648a07b 100644
--- a/drivers/scsi/scsi_scan.c
+++ b/drivers/scsi/scsi_scan.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* scsi_scan.c
*
diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c
index bf53356f41f0..f796bd61f3f0 100644
--- a/drivers/scsi/scsi_sysfs.c
+++ b/drivers/scsi/scsi_sysfs.c
@@ -1376,13 +1376,19 @@ static void __scsi_remove_target(struct scsi_target *starget)
spin_lock_irqsave(shost->host_lock, flags);
restart:
list_for_each_entry(sdev, &shost->__devices, siblings) {
+ /*
+ * We cannot call scsi_device_get() here, as
+ * we might've been called from rmmod() causing
+ * scsi_device_get() to fail the module_is_live()
+ * check.
+ */
if (sdev->channel != starget->channel ||
sdev->id != starget->id ||
- scsi_device_get(sdev))
+ !get_device(&sdev->sdev_gendev))
continue;
spin_unlock_irqrestore(shost->host_lock, flags);
scsi_remove_device(sdev);
- scsi_device_put(sdev);
+ put_device(&sdev->sdev_gendev);
spin_lock_irqsave(shost->host_lock, flags);
goto restart;
}
diff --git a/drivers/scsi/scsi_transport_api.h b/drivers/scsi/scsi_transport_api.h
index 934f0e62bb5c..f917766537c0 100644
--- a/drivers/scsi/scsi_transport_api.h
+++ b/drivers/scsi/scsi_transport_api.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SCSI_TRANSPORT_API_H
#define _SCSI_TRANSPORT_API_H
diff --git a/drivers/scsi/scsi_transport_fc.c b/drivers/scsi/scsi_transport_fc.c
index cbd4495d0ff9..8c46a6d536af 100644
--- a/drivers/scsi/scsi_transport_fc.c
+++ b/drivers/scsi/scsi_transport_fc.c
@@ -3320,6 +3320,9 @@ int fc_block_scsi_eh(struct scsi_cmnd *cmnd)
{
struct fc_rport *rport = starget_to_rport(scsi_target(cmnd->device));
+ if (WARN_ON_ONCE(!rport))
+ return FAST_IO_FAIL;
+
return fc_block_rport(rport);
}
EXPORT_SYMBOL(fc_block_scsi_eh);
diff --git a/drivers/scsi/scsicam.c b/drivers/scsi/scsicam.c
index 31273468589c..e969138051c7 100644
--- a/drivers/scsi/scsicam.c
+++ b/drivers/scsi/scsicam.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* scsicam.c - SCSI CAM support functions, use for HDIO_GETGEO, etc.
*
diff --git a/drivers/scsi/sd.h b/drivers/scsi/sd.h
index 99c4dde9b6bf..320de758323e 100644
--- a/drivers/scsi/sd.h
+++ b/drivers/scsi/sd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SCSI_DISK_H
#define _SCSI_DISK_H
diff --git a/drivers/scsi/sense_codes.h b/drivers/scsi/sense_codes.h
index e4e1dccd1f2f..201a536688de 100644
--- a/drivers/scsi/sense_codes.h
+++ b/drivers/scsi/sense_codes.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* The canonical list of T10 Additional Sense Codes is available at:
* http://www.t10.org/lists/asc-num.txt [most recent: 20141221]
diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index 0419c2298eab..aa28874e8fb9 100644
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -837,7 +837,7 @@ sg_fill_request_table(Sg_fd *sfp, sg_req_info_t *rinfo)
val = 0;
list_for_each_entry(srp, &sfp->rq_list, entry) {
- if (val > SG_MAX_QUEUE)
+ if (val >= SG_MAX_QUEUE)
break;
rinfo[val].req_state = srp->done + 1;
rinfo[val].problem =
diff --git a/drivers/scsi/snic/Makefile b/drivers/scsi/snic/Makefile
index ef7c0dd47f40..41546e3cb701 100644
--- a/drivers/scsi/snic/Makefile
+++ b/drivers/scsi/snic/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_SCSI_SNIC) += snic.o
snic-y := \
diff --git a/drivers/scsi/sr.h b/drivers/scsi/sr.h
index 1de33719ad8e..a2bb7b8bace5 100644
--- a/drivers/scsi/sr.h
+++ b/drivers/scsi/sr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* sr.h by David Giller
* CD-ROM disk driver header file
diff --git a/drivers/scsi/sr_ioctl.c b/drivers/scsi/sr_ioctl.c
index 4610c8c5693f..2a21f2d48592 100644
--- a/drivers/scsi/sr_ioctl.c
+++ b/drivers/scsi/sr_ioctl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/mm.h>
#include <linux/fs.h>
diff --git a/drivers/scsi/sr_vendor.c b/drivers/scsi/sr_vendor.c
index 11a238cb2222..e3b0ce25162b 100644
--- a/drivers/scsi/sr_vendor.c
+++ b/drivers/scsi/sr_vendor.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* -*-linux-c-*-
* vendor-specific code for SCSI CD-ROM's goes here.
diff --git a/drivers/scsi/st.h b/drivers/scsi/st.h
index 8c732c8de015..95d2e7a7988d 100644
--- a/drivers/scsi/st.h
+++ b/drivers/scsi/st.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ST_H
#define _ST_H
diff --git a/drivers/scsi/st_options.h b/drivers/scsi/st_options.h
index d2f947935554..2b6cabd7b6aa 100644
--- a/drivers/scsi/st_options.h
+++ b/drivers/scsi/st_options.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
The compile-time configurable defaults for the Linux SCSI tape driver.
diff --git a/drivers/scsi/ufs/Makefile b/drivers/scsi/ufs/Makefile
index 6e77cb0bfee9..9310c6c83041 100644
--- a/drivers/scsi/ufs/Makefile
+++ b/drivers/scsi/ufs/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# UFSHCD makefile
obj-$(CONFIG_SCSI_UFS_DWC_TC_PCI) += tc-dwc-g210-pci.o ufshcd-dwc.o tc-dwc-g210.o
obj-$(CONFIG_SCSI_UFS_DWC_TC_PLATFORM) += tc-dwc-g210-pltfrm.o ufshcd-dwc.o tc-dwc-g210.o
diff --git a/drivers/scsi/wd719x.h b/drivers/scsi/wd719x.h
index 9c6dd45f95f5..0455b1633ca7 100644
--- a/drivers/scsi/wd719x.h
+++ b/drivers/scsi/wd719x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _WD719X_H_
#define _WD719X_H_
diff --git a/drivers/sh/Makefile b/drivers/sh/Makefile
index 114203f32843..c53262835e85 100644
--- a/drivers/sh/Makefile
+++ b/drivers/sh/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the SuperH specific drivers.
#
diff --git a/drivers/sh/intc/internals.h b/drivers/sh/intc/internals.h
index 6ce7f0d26dcf..fa73c173b56a 100644
--- a/drivers/sh/intc/internals.h
+++ b/drivers/sh/intc/internals.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/sh_intc.h>
#include <linux/irq.h>
#include <linux/irqdomain.h>
diff --git a/drivers/soc/Makefile b/drivers/soc/Makefile
index 2fcaff864584..36dec140ea0d 100644
--- a/drivers/soc/Makefile
+++ b/drivers/soc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux Kernel SOC specific device drivers.
#
diff --git a/drivers/soc/dove/pmu.c b/drivers/soc/dove/pmu.c
index 95d77ec5c5d7..5abb08ffb74d 100644
--- a/drivers/soc/dove/pmu.c
+++ b/drivers/soc/dove/pmu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Marvell Dove PMU support
*/
diff --git a/drivers/soc/fsl/qbman/Makefile b/drivers/soc/fsl/qbman/Makefile
index 7ae199f1664e..363982b83ab5 100644
--- a/drivers/soc/fsl/qbman/Makefile
+++ b/drivers/soc/fsl/qbman/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_FSL_DPAA) += bman_ccsr.o qman_ccsr.o \
bman_portal.o qman_portal.o \
bman.o qman.o
diff --git a/drivers/soc/fsl/qe/Makefile b/drivers/soc/fsl/qe/Makefile
index 2031d385bc7e..55a555304f3a 100644
--- a/drivers/soc/fsl/qe/Makefile
+++ b/drivers/soc/fsl/qe/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux ppc-specific parts of QE
#
diff --git a/drivers/soc/qcom/Makefile b/drivers/soc/qcom/Makefile
index f151de41eb93..fab44666b214 100644
--- a/drivers/soc/qcom/Makefile
+++ b/drivers/soc/qcom/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_QCOM_GLINK_SSR) += glink_ssr.o
obj-$(CONFIG_QCOM_GSBI) += qcom_gsbi.o
obj-$(CONFIG_QCOM_MDT_LOADER) += mdt_loader.o
diff --git a/drivers/soc/renesas/Makefile b/drivers/soc/renesas/Makefile
index 6b6e7f16104c..763c03d80436 100644
--- a/drivers/soc/renesas/Makefile
+++ b/drivers/soc/renesas/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Generic, must be first because of soc_device_register()
obj-$(CONFIG_SOC_RENESAS) += renesas-soc.o
diff --git a/drivers/soc/tegra/Makefile b/drivers/soc/tegra/Makefile
index 0e52b45721ac..482e108d28aa 100644
--- a/drivers/soc/tegra/Makefile
+++ b/drivers/soc/tegra/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y += fuse/
obj-y += common.o
diff --git a/drivers/soc/tegra/fuse/Makefile b/drivers/soc/tegra/fuse/Makefile
index 21bc27580178..ea8332cc3980 100644
--- a/drivers/soc/tegra/fuse/Makefile
+++ b/drivers/soc/tegra/fuse/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y += fuse-tegra.o
obj-y += fuse-tegra30.o
obj-y += tegra-apbmisc.o
diff --git a/drivers/soc/ti/Makefile b/drivers/soc/ti/Makefile
index 7d572736c86e..8e205287f120 100644
--- a/drivers/soc/ti/Makefile
+++ b/drivers/soc/ti/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# TI Keystone SOC drivers
#
diff --git a/drivers/spi/Makefile b/drivers/spi/Makefile
index a3ae2b70cdc3..8e0cda73b324 100644
--- a/drivers/spi/Makefile
+++ b/drivers/spi/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for kernel SPI drivers.
#
diff --git a/drivers/spi/spi-armada-3700.c b/drivers/spi/spi-armada-3700.c
index 6c7d7a460689..568e1c65aa82 100644
--- a/drivers/spi/spi-armada-3700.c
+++ b/drivers/spi/spi-armada-3700.c
@@ -99,11 +99,6 @@
/* A3700_SPI_IF_TIME_REG */
#define A3700_SPI_CLK_CAPT_EDGE BIT(7)
-/* Flags and macros for struct a3700_spi */
-#define A3700_INSTR_CNT 1
-#define A3700_ADDR_CNT 3
-#define A3700_DUMMY_CNT 1
-
struct a3700_spi {
struct spi_master *master;
void __iomem *base;
@@ -117,9 +112,6 @@ struct a3700_spi {
u8 byte_len;
u32 wait_mask;
struct completion done;
- u32 addr_cnt;
- u32 instr_cnt;
- size_t hdr_cnt;
};
static u32 spireg_read(struct a3700_spi *a3700_spi, u32 offset)
@@ -161,7 +153,7 @@ static void a3700_spi_deactivate_cs(struct a3700_spi *a3700_spi,
}
static int a3700_spi_pin_mode_set(struct a3700_spi *a3700_spi,
- unsigned int pin_mode)
+ unsigned int pin_mode, bool receiving)
{
u32 val;
@@ -177,6 +169,9 @@ static int a3700_spi_pin_mode_set(struct a3700_spi *a3700_spi,
break;
case SPI_NBITS_QUAD:
val |= A3700_SPI_DATA_PIN1;
+ /* RX during address reception uses 4-pin */
+ if (receiving)
+ val |= A3700_SPI_ADDR_PIN;
break;
default:
dev_err(&a3700_spi->master->dev, "wrong pin mode %u", pin_mode);
@@ -392,7 +387,8 @@ static bool a3700_spi_wait_completion(struct spi_device *spi)
spireg_write(a3700_spi, A3700_SPI_INT_MASK_REG, 0);
- return true;
+ /* Timeout was reached */
+ return false;
}
static bool a3700_spi_transfer_wait(struct spi_device *spi,
@@ -446,59 +442,43 @@ static void a3700_spi_set_cs(struct spi_device *spi, bool enable)
static void a3700_spi_header_set(struct a3700_spi *a3700_spi)
{
- u32 instr_cnt = 0, addr_cnt = 0, dummy_cnt = 0;
+ unsigned int addr_cnt;
u32 val = 0;
/* Clear the header registers */
spireg_write(a3700_spi, A3700_SPI_IF_INST_REG, 0);
spireg_write(a3700_spi, A3700_SPI_IF_ADDR_REG, 0);
spireg_write(a3700_spi, A3700_SPI_IF_RMODE_REG, 0);
+ spireg_write(a3700_spi, A3700_SPI_IF_HDR_CNT_REG, 0);
/* Set header counters */
if (a3700_spi->tx_buf) {
- if (a3700_spi->buf_len <= a3700_spi->instr_cnt) {
- instr_cnt = a3700_spi->buf_len;
- } else if (a3700_spi->buf_len <= (a3700_spi->instr_cnt +
- a3700_spi->addr_cnt)) {
- instr_cnt = a3700_spi->instr_cnt;
- addr_cnt = a3700_spi->buf_len - instr_cnt;
- } else if (a3700_spi->buf_len <= a3700_spi->hdr_cnt) {
- instr_cnt = a3700_spi->instr_cnt;
- addr_cnt = a3700_spi->addr_cnt;
- /* Need to handle the normal write case with 1 byte
- * data
- */
- if (!a3700_spi->tx_buf[instr_cnt + addr_cnt])
- dummy_cnt = a3700_spi->buf_len - instr_cnt -
- addr_cnt;
+ /*
+ * when tx data is not 4 bytes aligned, there will be unexpected
+ * bytes out of SPI output register, since it always shifts out
+ * as whole 4 bytes. This might cause incorrect transaction with
+ * some devices. To avoid that, use SPI header count feature to
+ * transfer up to 3 bytes of data first, and then make the rest
+ * of data 4-byte aligned.
+ */
+ addr_cnt = a3700_spi->buf_len % 4;
+ if (addr_cnt) {
+ val = (addr_cnt & A3700_SPI_ADDR_CNT_MASK)
+ << A3700_SPI_ADDR_CNT_BIT;
+ spireg_write(a3700_spi, A3700_SPI_IF_HDR_CNT_REG, val);
+
+ /* Update the buffer length to be transferred */
+ a3700_spi->buf_len -= addr_cnt;
+
+ /* transfer 1~3 bytes through address count */
+ val = 0;
+ while (addr_cnt--) {
+ val = (val << 8) | a3700_spi->tx_buf[0];
+ a3700_spi->tx_buf++;
+ }
+ spireg_write(a3700_spi, A3700_SPI_IF_ADDR_REG, val);
}
- val |= ((instr_cnt & A3700_SPI_INSTR_CNT_MASK)
- << A3700_SPI_INSTR_CNT_BIT);
- val |= ((addr_cnt & A3700_SPI_ADDR_CNT_MASK)
- << A3700_SPI_ADDR_CNT_BIT);
- val |= ((dummy_cnt & A3700_SPI_DUMMY_CNT_MASK)
- << A3700_SPI_DUMMY_CNT_BIT);
}
- spireg_write(a3700_spi, A3700_SPI_IF_HDR_CNT_REG, val);
-
- /* Update the buffer length to be transferred */
- a3700_spi->buf_len -= (instr_cnt + addr_cnt + dummy_cnt);
-
- /* Set Instruction */
- val = 0;
- while (instr_cnt--) {
- val = (val << 8) | a3700_spi->tx_buf[0];
- a3700_spi->tx_buf++;
- }
- spireg_write(a3700_spi, A3700_SPI_IF_INST_REG, val);
-
- /* Set Address */
- val = 0;
- while (addr_cnt--) {
- val = (val << 8) | a3700_spi->tx_buf[0];
- a3700_spi->tx_buf++;
- }
- spireg_write(a3700_spi, A3700_SPI_IF_ADDR_REG, val);
}
static int a3700_is_wfifo_full(struct a3700_spi *a3700_spi)
@@ -512,35 +492,12 @@ static int a3700_is_wfifo_full(struct a3700_spi *a3700_spi)
static int a3700_spi_fifo_write(struct a3700_spi *a3700_spi)
{
u32 val;
- int i = 0;
while (!a3700_is_wfifo_full(a3700_spi) && a3700_spi->buf_len) {
- val = 0;
- if (a3700_spi->buf_len >= 4) {
- val = cpu_to_le32(*(u32 *)a3700_spi->tx_buf);
- spireg_write(a3700_spi, A3700_SPI_DATA_OUT_REG, val);
-
- a3700_spi->buf_len -= 4;
- a3700_spi->tx_buf += 4;
- } else {
- /*
- * If the remained buffer length is less than 4-bytes,
- * we should pad the write buffer with all ones. So that
- * it avoids overwrite the unexpected bytes following
- * the last one.
- */
- val = GENMASK(31, 0);
- while (a3700_spi->buf_len) {
- val &= ~(0xff << (8 * i));
- val |= *a3700_spi->tx_buf++ << (8 * i);
- i++;
- a3700_spi->buf_len--;
-
- spireg_write(a3700_spi, A3700_SPI_DATA_OUT_REG,
- val);
- }
- break;
- }
+ val = cpu_to_le32(*(u32 *)a3700_spi->tx_buf);
+ spireg_write(a3700_spi, A3700_SPI_DATA_OUT_REG, val);
+ a3700_spi->buf_len -= 4;
+ a3700_spi->tx_buf += 4;
}
return 0;
@@ -645,15 +602,18 @@ static int a3700_spi_transfer_one(struct spi_master *master,
a3700_spi->rx_buf = xfer->rx_buf;
a3700_spi->buf_len = xfer->len;
- /* SPI transfer headers */
- a3700_spi_header_set(a3700_spi);
-
if (xfer->tx_buf)
nbits = xfer->tx_nbits;
else if (xfer->rx_buf)
nbits = xfer->rx_nbits;
- a3700_spi_pin_mode_set(a3700_spi, nbits);
+ a3700_spi_pin_mode_set(a3700_spi, nbits, xfer->rx_buf ? true : false);
+
+ /* Flush the FIFOs */
+ a3700_spi_fifo_flush(a3700_spi);
+
+ /* Transfer first bytes of data when buffer is not 4-byte aligned */
+ a3700_spi_header_set(a3700_spi);
if (xfer->rx_buf) {
/* Set read data length */
@@ -733,16 +693,11 @@ static int a3700_spi_transfer_one(struct spi_master *master,
dev_err(&spi->dev, "wait wfifo empty timed out\n");
return -ETIMEDOUT;
}
- } else {
- /*
- * If the instruction in SPI_INSTR does not require data
- * to be written to the SPI device, wait until SPI_RDY
- * is 1 for the SPI interface to be in idle.
- */
- if (!a3700_spi_transfer_wait(spi, A3700_SPI_XFER_RDY)) {
- dev_err(&spi->dev, "wait xfer ready timed out\n");
- return -ETIMEDOUT;
- }
+ }
+
+ if (!a3700_spi_transfer_wait(spi, A3700_SPI_XFER_RDY)) {
+ dev_err(&spi->dev, "wait xfer ready timed out\n");
+ return -ETIMEDOUT;
}
val = spireg_read(a3700_spi, A3700_SPI_IF_CFG_REG);
@@ -834,10 +789,6 @@ static int a3700_spi_probe(struct platform_device *pdev)
memset(spi, 0, sizeof(struct a3700_spi));
spi->master = master;
- spi->instr_cnt = A3700_INSTR_CNT;
- spi->addr_cnt = A3700_ADDR_CNT;
- spi->hdr_cnt = A3700_INSTR_CNT + A3700_ADDR_CNT +
- A3700_DUMMY_CNT;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
spi->base = devm_ioremap_resource(dev, res);
diff --git a/drivers/spi/spi-bcm-qspi.c b/drivers/spi/spi-bcm-qspi.c
index 6ef6c44f39f5..a172ab299e80 100644
--- a/drivers/spi/spi-bcm-qspi.c
+++ b/drivers/spi/spi-bcm-qspi.c
@@ -1250,7 +1250,7 @@ int bcm_qspi_probe(struct platform_device *pdev,
goto qspi_probe_err;
}
} else {
- goto qspi_probe_err;
+ goto qspi_resource_err;
}
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "bspi");
@@ -1272,7 +1272,7 @@ int bcm_qspi_probe(struct platform_device *pdev,
qspi->base[CHIP_SELECT] = devm_ioremap_resource(dev, res);
if (IS_ERR(qspi->base[CHIP_SELECT])) {
ret = PTR_ERR(qspi->base[CHIP_SELECT]);
- goto qspi_probe_err;
+ goto qspi_resource_err;
}
}
@@ -1280,7 +1280,7 @@ int bcm_qspi_probe(struct platform_device *pdev,
GFP_KERNEL);
if (!qspi->dev_ids) {
ret = -ENOMEM;
- goto qspi_probe_err;
+ goto qspi_resource_err;
}
for (val = 0; val < num_irqs; val++) {
@@ -1369,8 +1369,9 @@ qspi_reg_err:
bcm_qspi_hw_uninit(qspi);
clk_disable_unprepare(qspi->clk);
qspi_probe_err:
- spi_master_put(master);
kfree(qspi->dev_ids);
+qspi_resource_err:
+ spi_master_put(master);
return ret;
}
/* probe function to be called by SoC specific platform driver probe */
diff --git a/drivers/spi/spi-bcm53xx.h b/drivers/spi/spi-bcm53xx.h
index 73575dfe6916..03e3442086ec 100644
--- a/drivers/spi/spi-bcm53xx.h
+++ b/drivers/spi/spi-bcm53xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef SPI_BCM53XX_H
#define SPI_BCM53XX_H
diff --git a/drivers/spi/spi-bitbang-txrx.h b/drivers/spi/spi-bitbang-txrx.h
index 47bb9b898dfd..ae61d72c7d28 100644
--- a/drivers/spi/spi-bitbang-txrx.h
+++ b/drivers/spi/spi-bitbang-txrx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Mix this utility code with some glue code to get one of several types of
* simple SPI master driver. Two do polled word-at-a-time I/O:
diff --git a/drivers/spi/spi-cavium.h b/drivers/spi/spi-cavium.h
index 1f91d61b745b..1f3ac463a20b 100644
--- a/drivers/spi/spi-cavium.h
+++ b/drivers/spi/spi-cavium.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SPI_CAVIUM_H
#define __SPI_CAVIUM_H
diff --git a/drivers/spi/spi-dw.h b/drivers/spi/spi-dw.h
index da5eab62df34..5c07cf8f19e0 100644
--- a/drivers/spi/spi-dw.h
+++ b/drivers/spi/spi-dw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DW_SPI_HEADER_H
#define DW_SPI_HEADER_H
diff --git a/drivers/spi/spi-stm32.c b/drivers/spi/spi-stm32.c
index 680cdf549506..ba9743fa2326 100644
--- a/drivers/spi/spi-stm32.c
+++ b/drivers/spi/spi-stm32.c
@@ -263,8 +263,8 @@ static int stm32_spi_prepare_mbr(struct stm32_spi *spi, u32 speed_hz)
* no need to check it there.
* However, we need to ensure the following calculations.
*/
- if ((div < SPI_MBR_DIV_MIN) &&
- (div > SPI_MBR_DIV_MAX))
+ if (div < SPI_MBR_DIV_MIN ||
+ div > SPI_MBR_DIV_MAX)
return -EINVAL;
/* Determine the first power of 2 greater than or equal to div */
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index 6e65524cbfd9..e8b5a5e21b2e 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -45,7 +45,6 @@
#define CREATE_TRACE_POINTS
#include <trace/events/spi.h>
-#define SPI_DYN_FIRST_BUS_NUM 0
static DEFINE_IDR(spi_master_idr);
@@ -2086,7 +2085,7 @@ int spi_register_controller(struct spi_controller *ctlr)
struct device *dev = ctlr->dev.parent;
struct boardinfo *bi;
int status = -ENODEV;
- int id;
+ int id, first_dynamic;
if (!dev)
return -ENODEV;
@@ -2116,9 +2115,15 @@ int spi_register_controller(struct spi_controller *ctlr)
}
}
if (ctlr->bus_num < 0) {
+ first_dynamic = of_alias_get_highest_id("spi");
+ if (first_dynamic < 0)
+ first_dynamic = 0;
+ else
+ first_dynamic++;
+
mutex_lock(&board_lock);
- id = idr_alloc(&spi_master_idr, ctlr, SPI_DYN_FIRST_BUS_NUM, 0,
- GFP_KERNEL);
+ id = idr_alloc(&spi_master_idr, ctlr, first_dynamic,
+ 0, GFP_KERNEL);
mutex_unlock(&board_lock);
if (WARN(id < 0, "couldn't get idr"))
return id;
diff --git a/drivers/ssb/Makefile b/drivers/ssb/Makefile
index 64a09681cee0..142d33df040f 100644
--- a/drivers/ssb/Makefile
+++ b/drivers/ssb/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# core
ssb-y += main.o scan.o
ssb-$(CONFIG_SSB_EMBEDDED) += embedded.o
diff --git a/drivers/ssb/ssb_private.h b/drivers/ssb/ssb_private.h
index c2f5d3969c8b..ef9ac8efcab4 100644
--- a/drivers/ssb/ssb_private.h
+++ b/drivers/ssb/ssb_private.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_SSB_PRIVATE_H_
#define LINUX_SSB_PRIVATE_H_
diff --git a/drivers/staging/Makefile b/drivers/staging/Makefile
index 8951c37d8d80..6e536020029a 100644
--- a/drivers/staging/Makefile
+++ b/drivers/staging/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for staging directory
obj-y += media/
diff --git a/drivers/staging/android/ion/Makefile b/drivers/staging/android/ion/Makefile
index eb7eeed6ae40..bb30bf8774a0 100644
--- a/drivers/staging/android/ion/Makefile
+++ b/drivers/staging/android/ion/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_ION) += ion.o ion-ioctl.o ion_heap.o
obj-$(CONFIG_ION_SYSTEM_HEAP) += ion_system_heap.o ion_page_pool.o
obj-$(CONFIG_ION_CARVEOUT_HEAP) += ion_carveout_heap.o
diff --git a/drivers/staging/board/board.h b/drivers/staging/board/board.h
index 42ed12513220..5609daf4d869 100644
--- a/drivers/staging/board/board.h
+++ b/drivers/staging/board/board.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __BOARD_H__
#define __BOARD_H__
diff --git a/drivers/staging/board/kzm9d.c b/drivers/staging/board/kzm9d.c
index 05a6d434d307..d449a837414e 100644
--- a/drivers/staging/board/kzm9d.c
+++ b/drivers/staging/board/kzm9d.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Staging board support for KZM9D. Enable not-yet-DT-capable devices here. */
#include <linux/kernel.h>
diff --git a/drivers/staging/comedi/Makefile b/drivers/staging/comedi/Makefile
index 7f9dfb3923ab..6af5da3b4315 100644
--- a/drivers/staging/comedi/Makefile
+++ b/drivers/staging/comedi/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-$(CONFIG_COMEDI_DEBUG) := -DDEBUG
comedi-y := comedi_fops.o range.o drivers.o \
diff --git a/drivers/staging/comedi/comedi_internal.h b/drivers/staging/comedi/comedi_internal.h
index 6246f4a78ca6..515f293a5d26 100644
--- a/drivers/staging/comedi/comedi_internal.h
+++ b/drivers/staging/comedi/comedi_internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _COMEDI_INTERNAL_H
#define _COMEDI_INTERNAL_H
diff --git a/drivers/staging/comedi/drivers/Makefile b/drivers/staging/comedi/drivers/Makefile
index 0c8cfa738727..736e7e55219d 100644
--- a/drivers/staging/comedi/drivers/Makefile
+++ b/drivers/staging/comedi/drivers/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for individual comedi drivers
#
ccflags-$(CONFIG_COMEDI_DEBUG) := -DDEBUG
diff --git a/drivers/staging/comedi/drivers/addi_tcw.h b/drivers/staging/comedi/drivers/addi_tcw.h
index db6d5a4e8889..2b44d3a04484 100644
--- a/drivers/staging/comedi/drivers/addi_tcw.h
+++ b/drivers/staging/comedi/drivers/addi_tcw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ADDI_TCW_H
#define _ADDI_TCW_H
diff --git a/drivers/staging/comedi/drivers/addi_watchdog.h b/drivers/staging/comedi/drivers/addi_watchdog.h
index b049cfba9813..7523084a0742 100644
--- a/drivers/staging/comedi/drivers/addi_watchdog.h
+++ b/drivers/staging/comedi/drivers/addi_watchdog.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ADDI_WATCHDOG_H
#define _ADDI_WATCHDOG_H
diff --git a/drivers/staging/comedi/drivers/amcc_s5933.h b/drivers/staging/comedi/drivers/amcc_s5933.h
index f03e4c8c2021..f738b91b2052 100644
--- a/drivers/staging/comedi/drivers/amcc_s5933.h
+++ b/drivers/staging/comedi/drivers/amcc_s5933.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Stuff for AMCC S5933 PCI Controller
*
diff --git a/drivers/staging/comedi/drivers/jr3_pci.h b/drivers/staging/comedi/drivers/jr3_pci.h
index 28ff0c2aa3b8..acd4e5456ceb 100644
--- a/drivers/staging/comedi/drivers/jr3_pci.h
+++ b/drivers/staging/comedi/drivers/jr3_pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Helper types to take care of the fact that the DSP card memory
* is 16 bits, but aligned on a 32 bit PCI boundary
diff --git a/drivers/staging/comedi/drivers/ni_labpc_isadma.h b/drivers/staging/comedi/drivers/ni_labpc_isadma.h
index e93f79050e60..f06f9353cb6c 100644
--- a/drivers/staging/comedi/drivers/ni_labpc_isadma.h
+++ b/drivers/staging/comedi/drivers/ni_labpc_isadma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ni_labpc ISA DMA support.
*/
diff --git a/drivers/staging/comedi/drivers/ni_labpc_regs.h b/drivers/staging/comedi/drivers/ni_labpc_regs.h
index 6003e9d5fe37..ace40065a25b 100644
--- a/drivers/staging/comedi/drivers/ni_labpc_regs.h
+++ b/drivers/staging/comedi/drivers/ni_labpc_regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ni_labpc register definitions.
*/
diff --git a/drivers/staging/comedi/drivers/z8536.h b/drivers/staging/comedi/drivers/z8536.h
index 47eadbf4dcc0..3ef5f9e79b89 100644
--- a/drivers/staging/comedi/drivers/z8536.h
+++ b/drivers/staging/comedi/drivers/z8536.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Z8536 CIO Internal registers
*/
diff --git a/drivers/staging/dgnc/dgnc_utils.c b/drivers/staging/dgnc/dgnc_utils.c
index e07ff8d2f972..620f5741a1ed 100644
--- a/drivers/staging/dgnc/dgnc_utils.c
+++ b/drivers/staging/dgnc/dgnc_utils.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/tty.h>
#include <linux/sched/signal.h>
#include "dgnc_utils.h"
diff --git a/drivers/staging/dgnc/dgnc_utils.h b/drivers/staging/dgnc/dgnc_utils.h
index d1f07a5735c6..b30527f0889d 100644
--- a/drivers/staging/dgnc/dgnc_utils.h
+++ b/drivers/staging/dgnc/dgnc_utils.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DGNC_UTILS_H
#define _DGNC_UTILS_H
diff --git a/drivers/staging/fbtft/Makefile b/drivers/staging/fbtft/Makefile
index 05ae9fbf906e..6bc03311c9c7 100644
--- a/drivers/staging/fbtft/Makefile
+++ b/drivers/staging/fbtft/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Core module
obj-$(CONFIG_FB_TFT) += fbtft.o
fbtft-y += fbtft-core.o fbtft-sysfs.o fbtft-bus.o fbtft-io.o
diff --git a/drivers/staging/fbtft/fbtft-bus.c b/drivers/staging/fbtft/fbtft-bus.c
index a80b5d115ff8..2a8eef15c439 100644
--- a/drivers/staging/fbtft/fbtft-bus.c
+++ b/drivers/staging/fbtft/fbtft-bus.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include <linux/errno.h>
#include <linux/gpio.h>
diff --git a/drivers/staging/fbtft/fbtft-io.c b/drivers/staging/fbtft/fbtft-io.c
index ffb9a3b4d454..f4a591919f62 100644
--- a/drivers/staging/fbtft/fbtft-io.c
+++ b/drivers/staging/fbtft/fbtft-io.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include <linux/errno.h>
#include <linux/gpio.h>
diff --git a/drivers/staging/fbtft/fbtft-sysfs.c b/drivers/staging/fbtft/fbtft-sysfs.c
index 5bfd67b526b5..712096659aa0 100644
--- a/drivers/staging/fbtft/fbtft-sysfs.c
+++ b/drivers/staging/fbtft/fbtft-sysfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "fbtft.h"
#include "internal.h"
diff --git a/drivers/staging/fwserial/fwserial.h b/drivers/staging/fwserial/fwserial.h
index 30b2481fe32b..1d15f183e0fa 100644
--- a/drivers/staging/fwserial/fwserial.h
+++ b/drivers/staging/fwserial/fwserial.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FIREWIRE_FWSERIAL_H
#define _FIREWIRE_FWSERIAL_H
diff --git a/drivers/staging/gdm724x/Makefile b/drivers/staging/gdm724x/Makefile
index ba7f11a6a097..e61b95788c9f 100644
--- a/drivers/staging/gdm724x/Makefile
+++ b/drivers/staging/gdm724x/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_LTE_GDM724X) := gdmulte.o
gdmulte-y += gdm_lte.o netlink_k.o
gdmulte-y += gdm_usb.o gdm_endian.o
diff --git a/drivers/staging/greybus/Makefile b/drivers/staging/greybus/Makefile
index 23e1cb7bff8e..2551ed16b742 100644
--- a/drivers/staging/greybus/Makefile
+++ b/drivers/staging/greybus/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Greybus core
greybus-y := core.o \
debugfs.o \
diff --git a/drivers/staging/greybus/greybus_id.h b/drivers/staging/greybus/greybus_id.h
index 4bb1fc1b811d..f4c8440093e4 100644
--- a/drivers/staging/greybus/greybus_id.h
+++ b/drivers/staging/greybus/greybus_id.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* FIXME
* move this to include/linux/mod_devicetable.h when merging
*/
diff --git a/drivers/staging/greybus/tools/Makefile b/drivers/staging/greybus/tools/Makefile
index 852b12b71149..ad0ae8053b79 100644
--- a/drivers/staging/greybus/tools/Makefile
+++ b/drivers/staging/greybus/tools/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ifeq ($(strip $(V)), 1)
Q =
else
diff --git a/drivers/staging/iio/Makefile b/drivers/staging/iio/Makefile
index 0cfd05d5bf49..455bffc29649 100644
--- a/drivers/staging/iio/Makefile
+++ b/drivers/staging/iio/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the industrial I/O core.
#
diff --git a/drivers/staging/iio/adc/Makefile b/drivers/staging/iio/adc/Makefile
index bf18bdd7c99d..ebe83c1ad362 100644
--- a/drivers/staging/iio/adc/Makefile
+++ b/drivers/staging/iio/adc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for industrial I/O ADC drivers
#
diff --git a/drivers/staging/iio/meter/Makefile b/drivers/staging/iio/meter/Makefile
index de3863d6b078..19e7982f5563 100644
--- a/drivers/staging/iio/meter/Makefile
+++ b/drivers/staging/iio/meter/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for metering ic drivers
#
diff --git a/drivers/staging/iio/meter/ade7759.c b/drivers/staging/iio/meter/ade7759.c
index 1691760339da..02573c517d9d 100644
--- a/drivers/staging/iio/meter/ade7759.c
+++ b/drivers/staging/iio/meter/ade7759.c
@@ -172,7 +172,7 @@ static int ade7759_spi_read_reg_40(struct device *dev,
reg_address);
goto error_ret;
}
- *val = ((u64)st->rx[1] << 32) | (st->rx[2] << 24) |
+ *val = ((u64)st->rx[1] << 32) | ((u64)st->rx[2] << 24) |
(st->rx[3] << 16) | (st->rx[4] << 8) | st->rx[5];
error_ret:
diff --git a/drivers/staging/iio/meter/ade7854.h b/drivers/staging/iio/meter/ade7854.h
index dbd97def9cd8..c27247a7891a 100644
--- a/drivers/staging/iio/meter/ade7854.h
+++ b/drivers/staging/iio/meter/ade7854.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ADE7854_H
#define _ADE7854_H
diff --git a/drivers/staging/iio/meter/meter.h b/drivers/staging/iio/meter/meter.h
index 0e37f23853f1..edf26302fa57 100644
--- a/drivers/staging/iio/meter/meter.h
+++ b/drivers/staging/iio/meter/meter.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _METER_H
#define _METER_H
diff --git a/drivers/staging/iio/trigger/iio-trig-bfin-timer.h b/drivers/staging/iio/trigger/iio-trig-bfin-timer.h
index c07321f8d94c..fb05a2a8397c 100644
--- a/drivers/staging/iio/trigger/iio-trig-bfin-timer.h
+++ b/drivers/staging/iio/trigger/iio-trig-bfin-timer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __IIO_BFIN_TIMER_TRIGGER_H__
#define __IIO_BFIN_TIMER_TRIGGER_H__
diff --git a/drivers/staging/ks7010/eap_packet.h b/drivers/staging/ks7010/eap_packet.h
index ae03f7477324..dca2a142e834 100644
--- a/drivers/staging/ks7010/eap_packet.h
+++ b/drivers/staging/ks7010/eap_packet.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef EAP_PACKET_H
#define EAP_PACKET_H
diff --git a/drivers/staging/lustre/lnet/libcfs/Makefile b/drivers/staging/lustre/lnet/libcfs/Makefile
index 215fa23827d1..1607570ef8de 100644
--- a/drivers/staging/lustre/lnet/libcfs/Makefile
+++ b/drivers/staging/lustre/lnet/libcfs/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
subdir-ccflags-y += -I$(srctree)/drivers/staging/lustre/include
subdir-ccflags-y += -I$(srctree)/drivers/staging/lustre/lustre/include
diff --git a/drivers/staging/lustre/lnet/lnet/Makefile b/drivers/staging/lustre/lnet/lnet/Makefile
index fd8585cd0ce2..0a9d70924fe0 100644
--- a/drivers/staging/lustre/lnet/lnet/Makefile
+++ b/drivers/staging/lustre/lnet/lnet/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
subdir-ccflags-y += -I$(srctree)/drivers/staging/lustre/include
subdir-ccflags-y += -I$(srctree)/drivers/staging/lustre/lustre/include
diff --git a/drivers/staging/lustre/lustre/llite/Makefile b/drivers/staging/lustre/lustre/llite/Makefile
index ef7adef4ccc5..519fd747e3ad 100644
--- a/drivers/staging/lustre/lustre/llite/Makefile
+++ b/drivers/staging/lustre/lustre/llite/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
subdir-ccflags-y += -I$(srctree)/drivers/staging/lustre/include
subdir-ccflags-y += -I$(srctree)/drivers/staging/lustre/lustre/include
diff --git a/drivers/staging/lustre/lustre/llite/xattr_cache.c b/drivers/staging/lustre/lustre/llite/xattr_cache.c
index 80ee3920481a..f9cf79761d51 100644
--- a/drivers/staging/lustre/lustre/llite/xattr_cache.c
+++ b/drivers/staging/lustre/lustre/llite/xattr_cache.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright 2012 Xyratex Technology Limited
*
diff --git a/drivers/staging/lustre/lustre/lov/Makefile b/drivers/staging/lustre/lustre/lov/Makefile
index 3abfb4eab3d3..1ebf0193f61a 100644
--- a/drivers/staging/lustre/lustre/lov/Makefile
+++ b/drivers/staging/lustre/lustre/lov/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
subdir-ccflags-y += -I$(srctree)/drivers/staging/lustre/include
subdir-ccflags-y += -I$(srctree)/drivers/staging/lustre/lustre/include
diff --git a/drivers/staging/lustre/lustre/obdclass/Makefile b/drivers/staging/lustre/lustre/obdclass/Makefile
index fa0ad6548ecd..e3fa9acff4c4 100644
--- a/drivers/staging/lustre/lustre/obdclass/Makefile
+++ b/drivers/staging/lustre/lustre/obdclass/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
subdir-ccflags-y += -I$(srctree)/drivers/staging/lustre/include
subdir-ccflags-y += -I$(srctree)/drivers/staging/lustre/lustre/include
diff --git a/drivers/staging/lustre/lustre/ptlrpc/Makefile b/drivers/staging/lustre/lustre/ptlrpc/Makefile
index a518001cdfe8..1deb1971b39e 100644
--- a/drivers/staging/lustre/lustre/ptlrpc/Makefile
+++ b/drivers/staging/lustre/lustre/ptlrpc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
subdir-ccflags-y += -I$(srctree)/drivers/staging/lustre/include
subdir-ccflags-y += -I$(srctree)/drivers/staging/lustre/lustre/include
diff --git a/drivers/staging/media/Makefile b/drivers/staging/media/Makefile
index ac090c5fce30..be732cf932fd 100644
--- a/drivers/staging/media/Makefile
+++ b/drivers/staging/media/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_I2C_BCM2048) += bcm2048/
obj-$(CONFIG_DVB_CXD2099) += cxd2099/
obj-$(CONFIG_VIDEO_IMX_MEDIA) += imx/
diff --git a/drivers/staging/media/atomisp/i2c/Makefile b/drivers/staging/media/atomisp/i2c/Makefile
index be13fab92175..041a041718d2 100644
--- a/drivers/staging/media/atomisp/i2c/Makefile
+++ b/drivers/staging/media/atomisp/i2c/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for sensor drivers
#
diff --git a/drivers/staging/media/atomisp/i2c/imx/Makefile b/drivers/staging/media/atomisp/i2c/imx/Makefile
index b6578f09546e..c1a85e6e27a9 100644
--- a/drivers/staging/media/atomisp/i2c/imx/Makefile
+++ b/drivers/staging/media/atomisp/i2c/imx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_VIDEO_IMX) += imx1x5.o
imx1x5-objs := imx.o drv201.o ad5816g.o dw9714.o dw9719.o dw9718.o vcm.o otp.o otp_imx.o otp_brcc064_e2prom.o otp_e2prom.o
diff --git a/drivers/staging/media/atomisp/i2c/imx/ad5816g.c b/drivers/staging/media/atomisp/i2c/imx/ad5816g.c
index 558dcdf135d9..fb74f14cbe5a 100644
--- a/drivers/staging/media/atomisp/i2c/imx/ad5816g.c
+++ b/drivers/staging/media/atomisp/i2c/imx/ad5816g.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/bitops.h>
#include <linux/device.h>
#include <linux/delay.h>
diff --git a/drivers/staging/media/atomisp/i2c/imx/ad5816g.h b/drivers/staging/media/atomisp/i2c/imx/ad5816g.h
index f995c2eeada4..e1396b00a0e1 100644
--- a/drivers/staging/media/atomisp/i2c/imx/ad5816g.h
+++ b/drivers/staging/media/atomisp/i2c/imx/ad5816g.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __AD5816G_H__
#define __AD5816G_H__
diff --git a/drivers/staging/media/atomisp/i2c/imx/common.h b/drivers/staging/media/atomisp/i2c/imx/common.h
index 7e525cef56ef..af2e3160df95 100644
--- a/drivers/staging/media/atomisp/i2c/imx/common.h
+++ b/drivers/staging/media/atomisp/i2c/imx/common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __COMMON_H__
#define __COMMON_H__
diff --git a/drivers/staging/media/atomisp/i2c/imx/drv201.c b/drivers/staging/media/atomisp/i2c/imx/drv201.c
index 6d9d4c968722..221e4875ac49 100644
--- a/drivers/staging/media/atomisp/i2c/imx/drv201.c
+++ b/drivers/staging/media/atomisp/i2c/imx/drv201.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/bitops.h>
#include <linux/device.h>
#include <linux/delay.h>
diff --git a/drivers/staging/media/atomisp/i2c/imx/drv201.h b/drivers/staging/media/atomisp/i2c/imx/drv201.h
index 8fc0ad116630..2ef8aafdf675 100644
--- a/drivers/staging/media/atomisp/i2c/imx/drv201.h
+++ b/drivers/staging/media/atomisp/i2c/imx/drv201.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DRV201_H__
#define __DRV201_H__
diff --git a/drivers/staging/media/atomisp/i2c/imx/dw9714.c b/drivers/staging/media/atomisp/i2c/imx/dw9714.c
index 6397a7ee0af6..f96855454313 100644
--- a/drivers/staging/media/atomisp/i2c/imx/dw9714.c
+++ b/drivers/staging/media/atomisp/i2c/imx/dw9714.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/bitops.h>
#include <linux/device.h>
#include <linux/delay.h>
diff --git a/drivers/staging/media/atomisp/i2c/imx/dw9714.h b/drivers/staging/media/atomisp/i2c/imx/dw9714.h
index 5a98a9c97182..aee560026b56 100644
--- a/drivers/staging/media/atomisp/i2c/imx/dw9714.h
+++ b/drivers/staging/media/atomisp/i2c/imx/dw9714.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DW9714_H__
#define __DW9714_H__
diff --git a/drivers/staging/media/atomisp/i2c/imx/imx134.h b/drivers/staging/media/atomisp/i2c/imx/imx134.h
index cf35197ed77f..9026e8ba5679 100644
--- a/drivers/staging/media/atomisp/i2c/imx/imx134.h
+++ b/drivers/staging/media/atomisp/i2c/imx/imx134.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __IMX134_H__
#define __IMX134_H__
diff --git a/drivers/staging/media/atomisp/i2c/imx/imx175.h b/drivers/staging/media/atomisp/i2c/imx/imx175.h
index 5f409ccedc85..5e082088cb37 100644
--- a/drivers/staging/media/atomisp/i2c/imx/imx175.h
+++ b/drivers/staging/media/atomisp/i2c/imx/imx175.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __IMX175_H__
#define __IMX175_H__
#include "common.h"
diff --git a/drivers/staging/media/atomisp/i2c/imx/imx219.h b/drivers/staging/media/atomisp/i2c/imx/imx219.h
index 52df582c56d8..bbd515bf7279 100644
--- a/drivers/staging/media/atomisp/i2c/imx/imx219.h
+++ b/drivers/staging/media/atomisp/i2c/imx/imx219.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __IMX219_H__
#define __IMX219_H__
#include "common.h"
diff --git a/drivers/staging/media/atomisp/i2c/imx/imx227.h b/drivers/staging/media/atomisp/i2c/imx/imx227.h
index 10e5b86f6687..795fe017d01b 100644
--- a/drivers/staging/media/atomisp/i2c/imx/imx227.h
+++ b/drivers/staging/media/atomisp/i2c/imx/imx227.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __IMX227_H__
#define __IMX227_H__
diff --git a/drivers/staging/media/atomisp/i2c/ov5693/Makefile b/drivers/staging/media/atomisp/i2c/ov5693/Makefile
index 4e3833aaec05..facb70e6a93e 100644
--- a/drivers/staging/media/atomisp/i2c/ov5693/Makefile
+++ b/drivers/staging/media/atomisp/i2c/ov5693/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_VIDEO_OV5693) += ov5693.o
# HACK! While this driver is in bad shape, don't enable several warnings
diff --git a/drivers/staging/media/atomisp/include/asm/intel_mid_pcihelpers.h b/drivers/staging/media/atomisp/include/asm/intel_mid_pcihelpers.h
index c5e22bba455a..dc7104470f5c 100644
--- a/drivers/staging/media/atomisp/include/asm/intel_mid_pcihelpers.h
+++ b/drivers/staging/media/atomisp/include/asm/intel_mid_pcihelpers.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Access to message bus through three registers
* in CUNIT(0:0:0) PCI configuration space.
diff --git a/drivers/staging/media/atomisp/pci/atomisp2/Makefile b/drivers/staging/media/atomisp/pci/atomisp2/Makefile
index 2bd98f0667ec..ac3805345f20 100644
--- a/drivers/staging/media/atomisp/pci/atomisp2/Makefile
+++ b/drivers/staging/media/atomisp/pci/atomisp2/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
atomisp-objs += \
atomisp_drvfs.o \
atomisp_file.o \
diff --git a/drivers/staging/media/atomisp/platform/intel-mid/intel_mid_pcihelpers.c b/drivers/staging/media/atomisp/platform/intel-mid/intel_mid_pcihelpers.c
index cd452cc20fea..4631b1d39bb4 100644
--- a/drivers/staging/media/atomisp/platform/intel-mid/intel_mid_pcihelpers.c
+++ b/drivers/staging/media/atomisp/platform/intel-mid/intel_mid_pcihelpers.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include <linux/pci.h>
#include <linux/pm_qos.h>
diff --git a/drivers/staging/media/imx/Makefile b/drivers/staging/media/imx/Makefile
index 3569625b6305..698a4210316e 100644
--- a/drivers/staging/media/imx/Makefile
+++ b/drivers/staging/media/imx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
imx-media-objs := imx-media-dev.o imx-media-internal-sd.o imx-media-of.o
imx-media-common-objs := imx-media-utils.o imx-media-fim.o
imx-media-ic-objs := imx-ic-common.o imx-ic-prp.o imx-ic-prpencvf.o
diff --git a/drivers/staging/media/imx/imx-media-dev.c b/drivers/staging/media/imx/imx-media-dev.c
index d96f4512224f..b55e5ebba8b4 100644
--- a/drivers/staging/media/imx/imx-media-dev.c
+++ b/drivers/staging/media/imx/imx-media-dev.c
@@ -400,10 +400,10 @@ static int imx_media_create_pad_vdev_lists(struct imx_media_dev *imxmd)
struct media_link, list);
ret = imx_media_add_vdev_to_pad(imxmd, vdev, link->source);
if (ret)
- break;
+ return ret;
}
- return ret;
+ return 0;
}
/* async subdev complete notifier */
diff --git a/drivers/staging/most/Makefile b/drivers/staging/most/Makefile
index 9ee981c7786b..f5bbb9deaab5 100644
--- a/drivers/staging/most/Makefile
+++ b/drivers/staging/most/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_MOSTCORE) += mostcore/
obj-$(CONFIG_AIM_CDEV) += aim-cdev/
obj-$(CONFIG_AIM_NETWORK) += aim-network/
diff --git a/drivers/staging/nvec/Makefile b/drivers/staging/nvec/Makefile
index 0db0e1f43337..f0cff8f9fdf6 100644
--- a/drivers/staging/nvec/Makefile
+++ b/drivers/staging/nvec/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_SERIO_NVEC_PS2) += nvec_ps2.o
obj-$(CONFIG_MFD_NVEC) += nvec.o
obj-$(CONFIG_NVEC_POWER) += nvec_power.o
diff --git a/drivers/staging/olpc_dcon/olpc_dcon.h b/drivers/staging/olpc_dcon/olpc_dcon.h
index 215e7ec4dea2..8fbde5d3b4a6 100644
--- a/drivers/staging/olpc_dcon/olpc_dcon.h
+++ b/drivers/staging/olpc_dcon/olpc_dcon.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef OLPC_DCON_H_
#define OLPC_DCON_H_
diff --git a/drivers/staging/rtl8188eu/Makefile b/drivers/staging/rtl8188eu/Makefile
index 27af86e05098..033fb2e6950d 100644
--- a/drivers/staging/rtl8188eu/Makefile
+++ b/drivers/staging/rtl8188eu/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
r8188eu-y := \
core/rtw_ap.o \
core/rtw_cmd.o \
diff --git a/drivers/staging/rtl8188eu/hal/Hal8188ERateAdaptive.c b/drivers/staging/rtl8188eu/hal/Hal8188ERateAdaptive.c
index 81bf4944ef44..bbb981c6bcec 100644
--- a/drivers/staging/rtl8188eu/hal/Hal8188ERateAdaptive.c
+++ b/drivers/staging/rtl8188eu/hal/Hal8188ERateAdaptive.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*++
Copyright (c) Realtek Semiconductor Corp. All rights reserved.
diff --git a/drivers/staging/rtl8188eu/include/Hal8188ERateAdaptive.h b/drivers/staging/rtl8188eu/include/Hal8188ERateAdaptive.h
index 21996a1173ef..6722010ba1ec 100644
--- a/drivers/staging/rtl8188eu/include/Hal8188ERateAdaptive.h
+++ b/drivers/staging/rtl8188eu/include/Hal8188ERateAdaptive.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __INC_RA_H
#define __INC_RA_H
/*++
diff --git a/drivers/staging/rtl8188eu/include/phy.h b/drivers/staging/rtl8188eu/include/phy.h
index cd387e998574..e99ac3910787 100644
--- a/drivers/staging/rtl8188eu/include/phy.h
+++ b/drivers/staging/rtl8188eu/include/phy.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <odm.h>
#define IQK_DELAY_TIME_88E 10
diff --git a/drivers/staging/rtl8188eu/include/rf.h b/drivers/staging/rtl8188eu/include/rf.h
index 98a5551f5ae7..ed3241c020ad 100644
--- a/drivers/staging/rtl8188eu/include/rf.h
+++ b/drivers/staging/rtl8188eu/include/rf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define RF6052_MAX_TX_PWR 0x3F
#define RF6052_MAX_REG 0x3F
diff --git a/drivers/staging/rtl8192e/Makefile b/drivers/staging/rtl8192e/Makefile
index 7101fcc8871b..6af519938868 100644
--- a/drivers/staging/rtl8192e/Makefile
+++ b/drivers/staging/rtl8192e/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
rtllib-objs := \
dot11d.o \
rtllib_module.o \
diff --git a/drivers/staging/rtl8192e/rtl8192e/Makefile b/drivers/staging/rtl8192e/rtl8192e/Makefile
index 176a4a2b8b20..75e6ec510555 100644
--- a/drivers/staging/rtl8192e/rtl8192e/Makefile
+++ b/drivers/staging/rtl8192e/rtl8192e/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
r8192e_pci-objs := \
r8192E_dev.o \
r8192E_phy.o \
diff --git a/drivers/staging/rtl8192u/Makefile b/drivers/staging/rtl8192u/Makefile
index 703c1505ea5f..3022728a364c 100644
--- a/drivers/staging/rtl8192u/Makefile
+++ b/drivers/staging/rtl8192u/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
NIC_SELECT = RTL8192U
ccflags-y := -std=gnu89
diff --git a/drivers/staging/rtl8192u/ieee80211/Makefile b/drivers/staging/rtl8192u/ieee80211/Makefile
index 9e3f432e5355..0d4d6489f767 100644
--- a/drivers/staging/rtl8192u/ieee80211/Makefile
+++ b/drivers/staging/rtl8192u/ieee80211/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
NIC_SELECT = RTL8192U
ccflags-y := -O2
diff --git a/drivers/staging/rtl8192u/ieee80211/dot11d.c b/drivers/staging/rtl8192u/ieee80211/dot11d.c
index 00b6052fbbac..64b13a5da3cb 100644
--- a/drivers/staging/rtl8192u/ieee80211/dot11d.c
+++ b/drivers/staging/rtl8192u/ieee80211/dot11d.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Implement 802.11d. */
#include "dot11d.h"
diff --git a/drivers/staging/rtl8192u/ieee80211/dot11d.h b/drivers/staging/rtl8192u/ieee80211/dot11d.h
index 8ae673b217d8..88bc298305bd 100644
--- a/drivers/staging/rtl8192u/ieee80211/dot11d.h
+++ b/drivers/staging/rtl8192u/ieee80211/dot11d.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __INC_DOT11D_H
#define __INC_DOT11D_H
diff --git a/drivers/staging/rtl8192u/ieee80211/rtl819x_BA.h b/drivers/staging/rtl8192u/ieee80211/rtl819x_BA.h
index 7abedc27d7c1..b6a76aae4832 100644
--- a/drivers/staging/rtl8192u/ieee80211/rtl819x_BA.h
+++ b/drivers/staging/rtl8192u/ieee80211/rtl819x_BA.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BATYPE_H_
#define _BATYPE_H_
diff --git a/drivers/staging/rtl8192u/ieee80211/rtl819x_BAProc.c b/drivers/staging/rtl8192u/ieee80211/rtl819x_BAProc.c
index 8aa38dcf0dfd..4b92bb51c3e6 100644
--- a/drivers/staging/rtl8192u/ieee80211/rtl819x_BAProc.c
+++ b/drivers/staging/rtl8192u/ieee80211/rtl819x_BAProc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/********************************************************************************************************************************
* This file is created to process BA Action Frame. According to 802.11 spec, there are 3 BA action types at all. And as BA is
* related to TS, this part need some structure defined in QOS side code. Also TX RX is going to be resturctured, so how to send
diff --git a/drivers/staging/rtl8192u/ieee80211/rtl819x_HT.h b/drivers/staging/rtl8192u/ieee80211/rtl819x_HT.h
index 5f54d93dfb66..a85036022aa8 100644
--- a/drivers/staging/rtl8192u/ieee80211/rtl819x_HT.h
+++ b/drivers/staging/rtl8192u/ieee80211/rtl819x_HT.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _RTL819XU_HTTYPE_H_
#define _RTL819XU_HTTYPE_H_
diff --git a/drivers/staging/rtl8192u/ieee80211/rtl819x_HTProc.c b/drivers/staging/rtl8192u/ieee80211/rtl819x_HTProc.c
index 9248dbcf3370..bf7b7122d042 100644
--- a/drivers/staging/rtl8192u/ieee80211/rtl819x_HTProc.c
+++ b/drivers/staging/rtl8192u/ieee80211/rtl819x_HTProc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
//As this function is mainly ported from Windows driver, so leave the name little changed. If any confusion caused, tell me. Created by WB. 2008.05.08
#include "ieee80211.h"
diff --git a/drivers/staging/rtl8192u/ieee80211/rtl819x_Qos.h b/drivers/staging/rtl8192u/ieee80211/rtl819x_Qos.h
index 49c23c720f78..71df9d9e2e99 100644
--- a/drivers/staging/rtl8192u/ieee80211/rtl819x_Qos.h
+++ b/drivers/staging/rtl8192u/ieee80211/rtl819x_Qos.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __INC_QOS_TYPE_H
#define __INC_QOS_TYPE_H
diff --git a/drivers/staging/rtl8192u/ieee80211/rtl819x_TS.h b/drivers/staging/rtl8192u/ieee80211/rtl819x_TS.h
index e25b69777ee7..3a0ff08c687a 100644
--- a/drivers/staging/rtl8192u/ieee80211/rtl819x_TS.h
+++ b/drivers/staging/rtl8192u/ieee80211/rtl819x_TS.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TSTYPE_H_
#define _TSTYPE_H_
#include "rtl819x_Qos.h"
diff --git a/drivers/staging/rtl8192u/ieee80211/rtl819x_TSProc.c b/drivers/staging/rtl8192u/ieee80211/rtl819x_TSProc.c
index f98bb03aa293..f4921abf7300 100644
--- a/drivers/staging/rtl8192u/ieee80211/rtl819x_TSProc.c
+++ b/drivers/staging/rtl8192u/ieee80211/rtl819x_TSProc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "ieee80211.h"
#include <linux/etherdevice.h>
#include <linux/slab.h>
diff --git a/drivers/staging/rtl8192u/r8192U_dm.c b/drivers/staging/rtl8192u/r8192U_dm.c
index e6f8d1da65d9..4c241a07ae75 100644
--- a/drivers/staging/rtl8192u/r8192U_dm.c
+++ b/drivers/staging/rtl8192u/r8192U_dm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*++
Copyright-c Realtek Semiconductor Corp. All rights reserved.
diff --git a/drivers/staging/rtl8192u/r8192U_dm.h b/drivers/staging/rtl8192u/r8192U_dm.h
index 2d0232fb3f9b..98137f65d1b2 100644
--- a/drivers/staging/rtl8192u/r8192U_dm.h
+++ b/drivers/staging/rtl8192u/r8192U_dm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*****************************************************************************
* Copyright(c) 2007, RealTEK Technology Inc. All Right Reserved.
*
diff --git a/drivers/staging/rtl8192u/r819xU_cmdpkt.c b/drivers/staging/rtl8192u/r819xU_cmdpkt.c
index ae9a4f1ac8fd..80672100ea26 100644
--- a/drivers/staging/rtl8192u/r819xU_cmdpkt.c
+++ b/drivers/staging/rtl8192u/r819xU_cmdpkt.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/******************************************************************************
*
* (c) Copyright 2008, RealTEK Technologies Inc. All Rights Reserved.
diff --git a/drivers/staging/rtl8192u/r819xU_cmdpkt.h b/drivers/staging/rtl8192u/r819xU_cmdpkt.h
index ad0f6003570d..85fb49ca7bc8 100644
--- a/drivers/staging/rtl8192u/r819xU_cmdpkt.h
+++ b/drivers/staging/rtl8192u/r819xU_cmdpkt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef R819XUSB_CMDPKT_H
#define R819XUSB_CMDPKT_H
/* Different command packet have dedicated message length and definition. */
diff --git a/drivers/staging/rtl8192u/r819xU_firmware.c b/drivers/staging/rtl8192u/r819xU_firmware.c
index 35d1786703a7..9c7e19aedff1 100644
--- a/drivers/staging/rtl8192u/r819xU_firmware.c
+++ b/drivers/staging/rtl8192u/r819xU_firmware.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/**************************************************************************************************
* Procedure: Init boot code/firmware code/data session
*
diff --git a/drivers/staging/rtl8192u/r819xU_firmware.h b/drivers/staging/rtl8192u/r819xU_firmware.h
index 24b63f2ec509..cccd1c82ffe0 100644
--- a/drivers/staging/rtl8192u/r819xU_firmware.h
+++ b/drivers/staging/rtl8192u/r819xU_firmware.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __INC_FIRMWARE_H
#define __INC_FIRMWARE_H
diff --git a/drivers/staging/rtl8192u/r819xU_firmware_img.c b/drivers/staging/rtl8192u/r819xU_firmware_img.c
index 4eb43cfe5690..0af062036688 100644
--- a/drivers/staging/rtl8192u/r819xU_firmware_img.c
+++ b/drivers/staging/rtl8192u/r819xU_firmware_img.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*Created on 2008/ 7/16, 5:31*/
#include <linux/types.h>
#include "r819xU_firmware_img.h"
diff --git a/drivers/staging/rtl8192u/r819xU_firmware_img.h b/drivers/staging/rtl8192u/r819xU_firmware_img.h
index 18d0a6b5cbae..355da9157be1 100644
--- a/drivers/staging/rtl8192u/r819xU_firmware_img.h
+++ b/drivers/staging/rtl8192u/r819xU_firmware_img.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef IMG_H
#define IMG_H
diff --git a/drivers/staging/rtl8192u/r819xU_phy.c b/drivers/staging/rtl8192u/r819xU_phy.c
index 3874f8307117..12750671c860 100644
--- a/drivers/staging/rtl8192u/r819xU_phy.c
+++ b/drivers/staging/rtl8192u/r819xU_phy.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "r8192U.h"
#include "r8192U_hw.h"
#include "r819xU_phy.h"
diff --git a/drivers/staging/rtl8192u/r819xU_phy.h b/drivers/staging/rtl8192u/r819xU_phy.h
index e672126330f3..0a42a6092ea9 100644
--- a/drivers/staging/rtl8192u/r819xU_phy.h
+++ b/drivers/staging/rtl8192u/r819xU_phy.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _R819XU_PHY_H
#define _R819XU_PHY_H
diff --git a/drivers/staging/rtl8192u/r819xU_phyreg.h b/drivers/staging/rtl8192u/r819xU_phyreg.h
index b855627e9816..c058a9537526 100644
--- a/drivers/staging/rtl8192u/r819xU_phyreg.h
+++ b/drivers/staging/rtl8192u/r819xU_phyreg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _R819XU_PHYREG_H
#define _R819XU_PHYREG_H
diff --git a/drivers/staging/rtl8712/Makefile b/drivers/staging/rtl8712/Makefile
index 6f8500c2d922..3ae216b6621b 100644
--- a/drivers/staging/rtl8712/Makefile
+++ b/drivers/staging/rtl8712/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
r8712u-y := \
rtl871x_cmd.o \
rtl8712_cmd.o \
diff --git a/drivers/staging/rtl8712/rtl8712_efuse.h b/drivers/staging/rtl8712/rtl8712_efuse.h
index 6a64f91ad75f..dbba51cd40fb 100644
--- a/drivers/staging/rtl8712/rtl8712_efuse.h
+++ b/drivers/staging/rtl8712/rtl8712_efuse.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __RTL8712_EFUSE_H__
#define __RTL8712_EFUSE_H__
diff --git a/drivers/staging/rtl8712/rtl871x_ioctl.h b/drivers/staging/rtl8712/rtl871x_ioctl.h
index 08bcb3b41bbd..634e67461712 100644
--- a/drivers/staging/rtl8712/rtl871x_ioctl.h
+++ b/drivers/staging/rtl8712/rtl871x_ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __IOCTL_H
#define __IOCTL_H
diff --git a/drivers/staging/rtl8712/rtl871x_mp_phy_regdef.h b/drivers/staging/rtl8712/rtl871x_mp_phy_regdef.h
index 11bcfb7bf77c..d479f739ff08 100644
--- a/drivers/staging/rtl8712/rtl871x_mp_phy_regdef.h
+++ b/drivers/staging/rtl8712/rtl871x_mp_phy_regdef.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*****************************************************************************
* Copyright(c) 2008, RealTEK Technology Inc. All Right Reserved.
*
diff --git a/drivers/staging/rtl8712/rtl871x_recv.h b/drivers/staging/rtl8712/rtl871x_recv.h
index 9de06c5fe620..f87b2ff5de1c 100644
--- a/drivers/staging/rtl8712/rtl871x_recv.h
+++ b/drivers/staging/rtl8712/rtl871x_recv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _RTL871X_RECV_H_
#define _RTL871X_RECV_H_
diff --git a/drivers/staging/rtl8723bs/Makefile b/drivers/staging/rtl8723bs/Makefile
index 4e7b460a9c73..f236acfd3afa 100644
--- a/drivers/staging/rtl8723bs/Makefile
+++ b/drivers/staging/rtl8723bs/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
r8723bs-y = \
core/rtw_ap.o \
core/rtw_btcoex.o \
diff --git a/drivers/staging/rtl8723bs/hal/Hal8723BReg.h b/drivers/staging/rtl8723bs/hal/Hal8723BReg.h
index 152a198c8f17..ce02457922b7 100644
--- a/drivers/staging/rtl8723bs/hal/Hal8723BReg.h
+++ b/drivers/staging/rtl8723bs/hal/Hal8723BReg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*****************************************************************************
*Copyright(c) 2009, RealTEK Technology Inc. All Right Reserved.
*
diff --git a/drivers/staging/rtl8723bs/include/Hal8723BPwrSeq.h b/drivers/staging/rtl8723bs/include/Hal8723BPwrSeq.h
index 796449c3f430..130a94879805 100644
--- a/drivers/staging/rtl8723bs/include/Hal8723BPwrSeq.h
+++ b/drivers/staging/rtl8723bs/include/Hal8723BPwrSeq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef REALTEK_POWER_SEQUENCE_8723B
#define REALTEK_POWER_SEQUENCE_8723B
diff --git a/drivers/staging/rtl8723bs/include/rtw_wifi_regd.h b/drivers/staging/rtl8723bs/include/rtw_wifi_regd.h
index d97ca1630bd4..ab5a8627d371 100644
--- a/drivers/staging/rtl8723bs/include/rtw_wifi_regd.h
+++ b/drivers/staging/rtl8723bs/include/rtw_wifi_regd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/******************************************************************************
*
* Copyright(c) 2009-2010 Realtek Corporation.
diff --git a/drivers/staging/rtl8723bs/os_dep/wifi_regd.c b/drivers/staging/rtl8723bs/os_dep/wifi_regd.c
index 305e88a6b2ca..aa2f62acc994 100644
--- a/drivers/staging/rtl8723bs/os_dep/wifi_regd.c
+++ b/drivers/staging/rtl8723bs/os_dep/wifi_regd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/******************************************************************************
*
* Copyright(c) 2009-2010 Realtek Corporation.
diff --git a/drivers/staging/rts5208/trace.c b/drivers/staging/rts5208/trace.c
index 1bddbdf3454b..c878e75293f7 100644
--- a/drivers/staging/rts5208/trace.c
+++ b/drivers/staging/rts5208/trace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/string.h>
diff --git a/drivers/staging/skein/Makefile b/drivers/staging/skein/Makefile
index b7f947fb98f0..86b7966d694e 100644
--- a/drivers/staging/skein/Makefile
+++ b/drivers/staging/skein/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the skein secure hash algorithm
#
diff --git a/drivers/staging/skein/skein_iv.h b/drivers/staging/skein/skein_iv.h
index 509d464c65a3..916f029da726 100644
--- a/drivers/staging/skein/skein_iv.h
+++ b/drivers/staging/skein/skein_iv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SKEIN_IV_H_
#define _SKEIN_IV_H_
diff --git a/drivers/staging/skein/threefish_api.c b/drivers/staging/skein/threefish_api.c
index 2b649abb78c7..e69cefa6b16a 100644
--- a/drivers/staging/skein/threefish_api.c
+++ b/drivers/staging/skein/threefish_api.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/string.h>
#include "threefish_api.h"
diff --git a/drivers/staging/skein/threefish_api.h b/drivers/staging/skein/threefish_api.h
index 615e467579ee..21539c3cc7a0 100644
--- a/drivers/staging/skein/threefish_api.h
+++ b/drivers/staging/skein/threefish_api.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef THREEFISHAPI_H
#define THREEFISHAPI_H
diff --git a/drivers/staging/skein/threefish_block.c b/drivers/staging/skein/threefish_block.c
index 50640656c10d..87f055890544 100644
--- a/drivers/staging/skein/threefish_block.c
+++ b/drivers/staging/skein/threefish_block.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/bitops.h>
#include "threefish_api.h"
diff --git a/drivers/staging/sm750fb/ddk750_chip.c b/drivers/staging/sm750fb/ddk750_chip.c
index 4754f7a20684..313b99104398 100644
--- a/drivers/staging/sm750fb/ddk750_chip.c
+++ b/drivers/staging/sm750fb/ddk750_chip.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/sizes.h>
diff --git a/drivers/staging/sm750fb/ddk750_chip.h b/drivers/staging/sm750fb/ddk750_chip.h
index 2c7a9b9a7c8a..09c223f815de 100644
--- a/drivers/staging/sm750fb/ddk750_chip.h
+++ b/drivers/staging/sm750fb/ddk750_chip.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DDK750_CHIP_H__
#define DDK750_CHIP_H__
#define DEFAULT_INPUT_CLOCK 14318181 /* Default reference clock */
diff --git a/drivers/staging/sm750fb/ddk750_display.c b/drivers/staging/sm750fb/ddk750_display.c
index 9b116ed6ecc7..c6fd90191530 100644
--- a/drivers/staging/sm750fb/ddk750_display.c
+++ b/drivers/staging/sm750fb/ddk750_display.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "ddk750_reg.h"
#include "ddk750_chip.h"
#include "ddk750_display.h"
diff --git a/drivers/staging/sm750fb/ddk750_display.h b/drivers/staging/sm750fb/ddk750_display.h
index 609bf742efff..523bbf33521c 100644
--- a/drivers/staging/sm750fb/ddk750_display.h
+++ b/drivers/staging/sm750fb/ddk750_display.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DDK750_DISPLAY_H__
#define DDK750_DISPLAY_H__
diff --git a/drivers/staging/sm750fb/ddk750_dvi.c b/drivers/staging/sm750fb/ddk750_dvi.c
index 87a199d6cdaf..f41bd9181757 100644
--- a/drivers/staging/sm750fb/ddk750_dvi.c
+++ b/drivers/staging/sm750fb/ddk750_dvi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define USE_DVICHIP
#ifdef USE_DVICHIP
#include "ddk750_chip.h"
diff --git a/drivers/staging/sm750fb/ddk750_dvi.h b/drivers/staging/sm750fb/ddk750_dvi.h
index 4a8394561f76..9529cb9cfd69 100644
--- a/drivers/staging/sm750fb/ddk750_dvi.h
+++ b/drivers/staging/sm750fb/ddk750_dvi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DDK750_DVI_H__
#define DDK750_DVI_H__
diff --git a/drivers/staging/sm750fb/ddk750_hwi2c.c b/drivers/staging/sm750fb/ddk750_hwi2c.c
index ec556a978a98..8482689b665b 100644
--- a/drivers/staging/sm750fb/ddk750_hwi2c.c
+++ b/drivers/staging/sm750fb/ddk750_hwi2c.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define USE_HW_I2C
#ifdef USE_HW_I2C
#include "ddk750_chip.h"
diff --git a/drivers/staging/sm750fb/ddk750_hwi2c.h b/drivers/staging/sm750fb/ddk750_hwi2c.h
index 46e22dce2570..337c6493ca61 100644
--- a/drivers/staging/sm750fb/ddk750_hwi2c.h
+++ b/drivers/staging/sm750fb/ddk750_hwi2c.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DDK750_HWI2C_H__
#define DDK750_HWI2C_H__
diff --git a/drivers/staging/sm750fb/ddk750_mode.c b/drivers/staging/sm750fb/ddk750_mode.c
index bb673e18999b..2cdd87b78e58 100644
--- a/drivers/staging/sm750fb/ddk750_mode.c
+++ b/drivers/staging/sm750fb/ddk750_mode.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "ddk750_reg.h"
#include "ddk750_mode.h"
diff --git a/drivers/staging/sm750fb/ddk750_mode.h b/drivers/staging/sm750fb/ddk750_mode.h
index d5eae36d85cb..259a9d6a4eb2 100644
--- a/drivers/staging/sm750fb/ddk750_mode.h
+++ b/drivers/staging/sm750fb/ddk750_mode.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DDK750_MODE_H__
#define DDK750_MODE_H__
diff --git a/drivers/staging/sm750fb/ddk750_power.c b/drivers/staging/sm750fb/ddk750_power.c
index 222ae1a06feb..73aeaeb89a64 100644
--- a/drivers/staging/sm750fb/ddk750_power.c
+++ b/drivers/staging/sm750fb/ddk750_power.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "ddk750_chip.h"
#include "ddk750_reg.h"
#include "ddk750_power.h"
diff --git a/drivers/staging/sm750fb/ddk750_power.h b/drivers/staging/sm750fb/ddk750_power.h
index 44c4fc587e96..651d05247edf 100644
--- a/drivers/staging/sm750fb/ddk750_power.h
+++ b/drivers/staging/sm750fb/ddk750_power.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DDK750_POWER_H__
#define DDK750_POWER_H__
diff --git a/drivers/staging/sm750fb/ddk750_reg.h b/drivers/staging/sm750fb/ddk750_reg.h
index f9b989b7a152..fe412ead72e5 100644
--- a/drivers/staging/sm750fb/ddk750_reg.h
+++ b/drivers/staging/sm750fb/ddk750_reg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DDK750_REG_H__
#define DDK750_REG_H__
diff --git a/drivers/staging/sm750fb/ddk750_sii164.c b/drivers/staging/sm750fb/ddk750_sii164.c
index 0431833de781..1eeaf087e891 100644
--- a/drivers/staging/sm750fb/ddk750_sii164.c
+++ b/drivers/staging/sm750fb/ddk750_sii164.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define USE_DVICHIP
#ifdef USE_DVICHIP
diff --git a/drivers/staging/sm750fb/ddk750_sii164.h b/drivers/staging/sm750fb/ddk750_sii164.h
index 6968cf532f16..af52a3121067 100644
--- a/drivers/staging/sm750fb/ddk750_sii164.h
+++ b/drivers/staging/sm750fb/ddk750_sii164.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DDK750_SII164_H__
#define DDK750_SII164_H__
diff --git a/drivers/staging/sm750fb/sm750.h b/drivers/staging/sm750fb/sm750.h
index 4386122799b2..ce90adcb449d 100644
--- a/drivers/staging/sm750fb/sm750.h
+++ b/drivers/staging/sm750fb/sm750.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LYNXDRV_H_
#define LYNXDRV_H_
diff --git a/drivers/staging/sm750fb/sm750_accel.c b/drivers/staging/sm750fb/sm750_accel.c
index 4b720cfa05de..1035e91e7cd3 100644
--- a/drivers/staging/sm750fb/sm750_accel.c
+++ b/drivers/staging/sm750fb/sm750_accel.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/errno.h>
diff --git a/drivers/staging/sm750fb/sm750_accel.h b/drivers/staging/sm750fb/sm750_accel.h
index 4b0ff8feb9a0..c4f42002a50f 100644
--- a/drivers/staging/sm750fb/sm750_accel.h
+++ b/drivers/staging/sm750fb/sm750_accel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ACCEL_H__
#define ACCEL_H__
diff --git a/drivers/staging/sm750fb/sm750_cursor.c b/drivers/staging/sm750fb/sm750_cursor.c
index aa47a16ac75c..9d24159226d1 100644
--- a/drivers/staging/sm750fb/sm750_cursor.c
+++ b/drivers/staging/sm750fb/sm750_cursor.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/errno.h>
diff --git a/drivers/staging/sm750fb/sm750_cursor.h b/drivers/staging/sm750fb/sm750_cursor.h
index c7b86ae235b4..16ac07eb58d6 100644
--- a/drivers/staging/sm750fb/sm750_cursor.h
+++ b/drivers/staging/sm750fb/sm750_cursor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LYNX_CURSOR_H__
#define LYNX_CURSOR_H__
diff --git a/drivers/staging/sm750fb/sm750_hw.c b/drivers/staging/sm750fb/sm750_hw.c
index baf1bbdc92ff..ffd114a6d09b 100644
--- a/drivers/staging/sm750fb/sm750_hw.c
+++ b/drivers/staging/sm750fb/sm750_hw.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/errno.h>
diff --git a/drivers/staging/speakup/Makefile b/drivers/staging/speakup/Makefile
index c864ea69c40d..5befb4933b85 100644
--- a/drivers/staging/speakup/Makefile
+++ b/drivers/staging/speakup/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_SPEAKUP_SYNTH_ACNTSA) += speakup_acntsa.o
obj-$(CONFIG_SPEAKUP_SYNTH_ACNTPC) += speakup_acntpc.o
obj-$(CONFIG_SPEAKUP_SYNTH_APOLLO) += speakup_apollo.o
diff --git a/drivers/staging/speakup/devsynth.c b/drivers/staging/speakup/devsynth.c
index 58abd1d85105..d920256328c3 100644
--- a/drivers/staging/speakup/devsynth.c
+++ b/drivers/staging/speakup/devsynth.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/errno.h>
#include <linux/miscdevice.h> /* for misc_register, and SYNTH_MINOR */
#include <linux/types.h>
diff --git a/drivers/staging/speakup/i18n.c b/drivers/staging/speakup/i18n.c
index 7809867f5d28..cea8707653f5 100644
--- a/drivers/staging/speakup/i18n.c
+++ b/drivers/staging/speakup/i18n.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Internationalization implementation. Includes definitions of English
* string arrays, and the i18n pointer.
*/
diff --git a/drivers/staging/speakup/i18n.h b/drivers/staging/speakup/i18n.h
index 8fcce566653f..2ec6e659d02b 100644
--- a/drivers/staging/speakup/i18n.h
+++ b/drivers/staging/speakup/i18n.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef I18N_H
#define I18N_H
/* Internationalization declarations */
diff --git a/drivers/staging/speakup/selection.c b/drivers/staging/speakup/selection.c
index 08f68fc2864e..66061b5c3427 100644
--- a/drivers/staging/speakup/selection.c
+++ b/drivers/staging/speakup/selection.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/slab.h> /* for kmalloc */
#include <linux/consolemap.h>
#include <linux/interrupt.h>
diff --git a/drivers/staging/speakup/serialio.h b/drivers/staging/speakup/serialio.h
index 89de6fff9cb2..aa691e4a6916 100644
--- a/drivers/staging/speakup/serialio.h
+++ b/drivers/staging/speakup/serialio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPEAKUP_SERIAL_H
#define _SPEAKUP_SERIAL_H
diff --git a/drivers/staging/speakup/speakup.h b/drivers/staging/speakup/speakup.h
index a654334c98b9..3d8bda8b9620 100644
--- a/drivers/staging/speakup/speakup.h
+++ b/drivers/staging/speakup/speakup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPEAKUP_H
#define _SPEAKUP_H
diff --git a/drivers/staging/speakup/speakup_acnt.h b/drivers/staging/speakup/speakup_acnt.h
index 107ec1155f51..cffa938ae580 100644
--- a/drivers/staging/speakup/speakup_acnt.h
+++ b/drivers/staging/speakup/speakup_acnt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* speakup_acntpc.h - header file for speakups Accent-PC driver. */
#define SYNTH_IO_EXTENT 0x02
diff --git a/drivers/staging/speakup/speakup_dtlk.h b/drivers/staging/speakup/speakup_dtlk.h
index 51ac0f2fcded..9c378b58066e 100644
--- a/drivers/staging/speakup/speakup_dtlk.h
+++ b/drivers/staging/speakup/speakup_dtlk.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* speakup_dtlk.h - header file for speakups DoubleTalk driver. */
#define SYNTH_IO_EXTENT 0x02
diff --git a/drivers/staging/speakup/speakupmap.h b/drivers/staging/speakup/speakupmap.h
index f1c0dd3b2c3a..c60d7339b89a 100644
--- a/drivers/staging/speakup/speakupmap.h
+++ b/drivers/staging/speakup/speakupmap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
119, 62, 6,
0, 16, 20, 17, 32, 48, 0,
2, 0, 78, 0, 0, 0, 0,
diff --git a/drivers/staging/speakup/spk_types.h b/drivers/staging/speakup/spk_types.h
index 22f657d45e46..c50de6035a9a 100644
--- a/drivers/staging/speakup/spk_types.h
+++ b/drivers/staging/speakup/spk_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef SPEAKUP_TYPES_H
#define SPEAKUP_TYPES_H
diff --git a/drivers/staging/unisys/visorbus/Makefile b/drivers/staging/unisys/visorbus/Makefile
index f3730d8c953e..784cdc1f9d6a 100644
--- a/drivers/staging/unisys/visorbus/Makefile
+++ b/drivers/staging/unisys/visorbus/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for Unisys visorbus
#
diff --git a/drivers/staging/vboxvideo/Makefile b/drivers/staging/vboxvideo/Makefile
index 2d0b3bc7ad73..3f6094aa9cdf 100644
--- a/drivers/staging/vboxvideo/Makefile
+++ b/drivers/staging/vboxvideo/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-y := -Iinclude/drm
vboxvideo-y := hgsmi_base.o modesetting.o vbva_base.o \
diff --git a/drivers/staging/vc04_services/Makefile b/drivers/staging/vc04_services/Makefile
index e9a8e1343cbb..1ecb261e04ae 100644
--- a/drivers/staging/vc04_services/Makefile
+++ b/drivers/staging/vc04_services/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_BCM2835_VCHIQ) += vchiq.o
vchiq-objs := \
diff --git a/drivers/staging/vc04_services/bcm2835-audio/bcm2835-vchiq.c b/drivers/staging/vc04_services/bcm2835-audio/bcm2835-vchiq.c
index 5f3d8f2339e3..4be864dbd41c 100644
--- a/drivers/staging/vc04_services/bcm2835-audio/bcm2835-vchiq.c
+++ b/drivers/staging/vc04_services/bcm2835-audio/bcm2835-vchiq.c
@@ -390,8 +390,7 @@ static int bcm2835_audio_open_connection(struct bcm2835_alsa_stream *alsa_stream
__func__, instance);
instance->alsa_stream = alsa_stream;
alsa_stream->instance = instance;
- ret = 0; // xxx todo -1;
- goto err_free_mem;
+ return 0;
}
/* Initialize and create a VCHI connection */
@@ -401,16 +400,15 @@ static int bcm2835_audio_open_connection(struct bcm2835_alsa_stream *alsa_stream
LOG_ERR("%s: failed to initialise VCHI instance (ret=%d)\n",
__func__, ret);
- ret = -EIO;
- goto err_free_mem;
+ return -EIO;
}
ret = vchi_connect(NULL, 0, vchi_instance);
if (ret) {
LOG_ERR("%s: failed to connect VCHI instance (ret=%d)\n",
__func__, ret);
- ret = -EIO;
- goto err_free_mem;
+ kfree(vchi_instance);
+ return -EIO;
}
initted = 1;
}
@@ -421,19 +419,16 @@ static int bcm2835_audio_open_connection(struct bcm2835_alsa_stream *alsa_stream
if (IS_ERR(instance)) {
LOG_ERR("%s: failed to initialize audio service\n", __func__);
- ret = PTR_ERR(instance);
- goto err_free_mem;
+ /* vchi_instance is retained for use the next time. */
+ return PTR_ERR(instance);
}
instance->alsa_stream = alsa_stream;
alsa_stream->instance = instance;
LOG_DBG(" success !\n");
- ret = 0;
-err_free_mem:
- kfree(vchi_instance);
- return ret;
+ return 0;
}
int bcm2835_audio_open(struct bcm2835_alsa_stream *alsa_stream)
diff --git a/drivers/staging/vc04_services/bcm2835-camera/Makefile b/drivers/staging/vc04_services/bcm2835-camera/Makefile
index 8307f30517d5..2a4565e682d8 100644
--- a/drivers/staging/vc04_services/bcm2835-camera/Makefile
+++ b/drivers/staging/vc04_services/bcm2835-camera/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
bcm2835-v4l2-$(CONFIG_VIDEO_BCM2835) := \
bcm2835-camera.o \
controls.o \
diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_genversion b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_genversion
index 9f5b6344b9b7..dd1f324a8654 100644
--- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_genversion
+++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_genversion
@@ -1,4 +1,5 @@
#!/usr/bin/perl -w
+# SPDX-License-Identifier: GPL-2.0
use strict;
diff --git a/drivers/staging/vme/devices/vme_pio2.h b/drivers/staging/vme/devices/vme_pio2.h
index ac4a4bad4091..65f834cdeab2 100644
--- a/drivers/staging/vme/devices/vme_pio2.h
+++ b/drivers/staging/vme/devices/vme_pio2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _VME_PIO2_H_
#define _VME_PIO2_H_
diff --git a/drivers/staging/vme/devices/vme_user.h b/drivers/staging/vme/devices/vme_user.h
index a6cb75686fa4..19ecb05781cc 100644
--- a/drivers/staging/vme/devices/vme_user.h
+++ b/drivers/staging/vme/devices/vme_user.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _VME_USER_H_
#define _VME_USER_H_
diff --git a/drivers/staging/vt6655/Makefile b/drivers/staging/vt6655/Makefile
index d55c3baade53..a151f30fc46f 100644
--- a/drivers/staging/vt6655/Makefile
+++ b/drivers/staging/vt6655/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# TODO: all of these should be removed
ccflags-y := -DLINUX -D__KERNEL__ -D__NO_VERSION__
ccflags-y += -DHOSTAP
diff --git a/drivers/staging/vt6656/Makefile b/drivers/staging/vt6656/Makefile
index 3dbe1f89dd25..b64c0d87f612 100644
--- a/drivers/staging/vt6656/Makefile
+++ b/drivers/staging/vt6656/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# TODO: all of these should be removed
ccflags-y := -DLINUX -D__KERNEL__ -DEXPORT_SYMTAB -D__NO_VERSION__
ccflags-y += -DHOSTAP
diff --git a/drivers/staging/wilc1000/Makefile b/drivers/staging/wilc1000/Makefile
index d22628314305..ee7e26b886a5 100644
--- a/drivers/staging/wilc1000/Makefile
+++ b/drivers/staging/wilc1000/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_WILC1000) += wilc1000.o
ccflags-y += -DFIRMWARE_1002=\"atmel/wilc1002_firmware.bin\" \
diff --git a/drivers/staging/wilc1000/coreconfigurator.c b/drivers/staging/wilc1000/coreconfigurator.c
index 622994795222..8cf886d32afb 100644
--- a/drivers/staging/wilc1000/coreconfigurator.c
+++ b/drivers/staging/wilc1000/coreconfigurator.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "coreconfigurator.h"
#include "wilc_wlan_if.h"
#include "wilc_wlan.h"
diff --git a/drivers/staging/wilc1000/coreconfigurator.h b/drivers/staging/wilc1000/coreconfigurator.h
index 5256f40524bf..3f5da8c58815 100644
--- a/drivers/staging/wilc1000/coreconfigurator.h
+++ b/drivers/staging/wilc1000/coreconfigurator.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*!
* @file coreconfigurator.h
diff --git a/drivers/staging/wilc1000/host_interface.c b/drivers/staging/wilc1000/host_interface.c
index 7b620658ec38..421168b9a9ca 100644
--- a/drivers/staging/wilc1000/host_interface.c
+++ b/drivers/staging/wilc1000/host_interface.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/slab.h>
#include <linux/time.h>
#include <linux/kthread.h>
diff --git a/drivers/staging/wilc1000/host_interface.h b/drivers/staging/wilc1000/host_interface.h
index 1ce5ead318c7..44a2f4b595c5 100644
--- a/drivers/staging/wilc1000/host_interface.h
+++ b/drivers/staging/wilc1000/host_interface.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef HOST_INT_H
#define HOST_INT_H
#include <linux/ieee80211.h>
diff --git a/drivers/staging/wilc1000/linux_mon.c b/drivers/staging/wilc1000/linux_mon.c
index 01efa80b4f88..91d49c4738dc 100644
--- a/drivers/staging/wilc1000/linux_mon.c
+++ b/drivers/staging/wilc1000/linux_mon.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*!
* @file linux_mon.c
* @brief File Operations OS wrapper functionality
diff --git a/drivers/staging/wilc1000/wilc_wfi_cfgoperations.c b/drivers/staging/wilc1000/wilc_wfi_cfgoperations.c
index ac5aaafa461c..af12925a9d2b 100644
--- a/drivers/staging/wilc1000/wilc_wfi_cfgoperations.c
+++ b/drivers/staging/wilc1000/wilc_wfi_cfgoperations.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "wilc_wfi_cfgoperations.h"
#include "host_interface.h"
#include <linux/errno.h>
diff --git a/drivers/staging/wilc1000/wilc_wfi_cfgoperations.h b/drivers/staging/wilc1000/wilc_wfi_cfgoperations.h
index 85a3810d7bb5..dfb7ec272935 100644
--- a/drivers/staging/wilc1000/wilc_wfi_cfgoperations.h
+++ b/drivers/staging/wilc1000/wilc_wfi_cfgoperations.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*!
* @file wilc_wfi_cfgoperations.h
* @brief Definitions for the network module
diff --git a/drivers/staging/wilc1000/wilc_wfi_netdevice.h b/drivers/staging/wilc1000/wilc_wfi_netdevice.h
index 7a36561a599e..e6f4d84971c3 100644
--- a/drivers/staging/wilc1000/wilc_wfi_netdevice.h
+++ b/drivers/staging/wilc1000/wilc_wfi_netdevice.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*!
* @file wilc_wfi_netdevice.h
* @brief Definitions for the network module
diff --git a/drivers/staging/wilc1000/wilc_wlan.h b/drivers/staging/wilc1000/wilc_wlan.h
index 7a5eba9b5f47..da7173105497 100644
--- a/drivers/staging/wilc1000/wilc_wlan.h
+++ b/drivers/staging/wilc1000/wilc_wlan.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef WILC_WLAN_H
#define WILC_WLAN_H
diff --git a/drivers/staging/wilc1000/wilc_wlan_cfg.c b/drivers/staging/wilc1000/wilc_wlan_cfg.c
index d3e5b1b302f4..19e4f85fdd27 100644
--- a/drivers/staging/wilc1000/wilc_wlan_cfg.c
+++ b/drivers/staging/wilc1000/wilc_wlan_cfg.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* ////////////////////////////////////////////////////////////////////////// */
/* */
/* Copyright (c) Atmel Corporation. All rights reserved. */
diff --git a/drivers/staging/wilc1000/wilc_wlan_cfg.h b/drivers/staging/wilc1000/wilc_wlan_cfg.h
index b8641a273547..08092a551840 100644
--- a/drivers/staging/wilc1000/wilc_wlan_cfg.h
+++ b/drivers/staging/wilc1000/wilc_wlan_cfg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* ////////////////////////////////////////////////////////////////////////// */
/* */
/* Copyright (c) Atmel Corporation. All rights reserved. */
diff --git a/drivers/staging/wilc1000/wilc_wlan_if.h b/drivers/staging/wilc1000/wilc_wlan_if.h
index f4d60057a06e..c1693cfc076d 100644
--- a/drivers/staging/wilc1000/wilc_wlan_if.h
+++ b/drivers/staging/wilc1000/wilc_wlan_if.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* ///////////////////////////////////////////////////////////////////////// */
/* */
/* Copyright (c) Atmel Corporation. All rights reserved. */
diff --git a/drivers/staging/wlan-ng/Makefile b/drivers/staging/wlan-ng/Makefile
index 32b69f238c69..1d24b0f86eee 100644
--- a/drivers/staging/wlan-ng/Makefile
+++ b/drivers/staging/wlan-ng/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_PRISM2_USB) += prism2_usb.o
prism2_usb-y := prism2usb.o \
diff --git a/drivers/staging/wlan-ng/cfg80211.c b/drivers/staging/wlan-ng/cfg80211.c
index 178f6f5d4613..42912257e2b9 100644
--- a/drivers/staging/wlan-ng/cfg80211.c
+++ b/drivers/staging/wlan-ng/cfg80211.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* cfg80211 Interface for prism2_usb module */
#include "hfa384x.h"
#include "prism2mgmt.h"
diff --git a/drivers/staging/wlan-ng/prism2usb.c b/drivers/staging/wlan-ng/prism2usb.c
index bfb6b0a6528d..b5ba176004c1 100644
--- a/drivers/staging/wlan-ng/prism2usb.c
+++ b/drivers/staging/wlan-ng/prism2usb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "hfa384x_usb.c"
#include "prism2mgmt.c"
#include "prism2mib.c"
diff --git a/drivers/staging/xgifb/XGI_main.h b/drivers/staging/xgifb/XGI_main.h
index 7a80a90f229f..a3af1cbbf8ee 100644
--- a/drivers/staging/xgifb/XGI_main.h
+++ b/drivers/staging/xgifb/XGI_main.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _XGIFB_MAIN
#define _XGIFB_MAIN
/* ------------------- Constant Definitions ------------------------- */
diff --git a/drivers/staging/xgifb/XGIfb.h b/drivers/staging/xgifb/XGIfb.h
index af50362395d5..982c676c16c6 100644
--- a/drivers/staging/xgifb/XGIfb.h
+++ b/drivers/staging/xgifb/XGIfb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_XGIFB
#define _LINUX_XGIFB
#include "vgatypes.h"
diff --git a/drivers/staging/xgifb/vb_def.h b/drivers/staging/xgifb/vb_def.h
index 94e2e3c7c264..0311e2682d27 100644
--- a/drivers/staging/xgifb/vb_def.h
+++ b/drivers/staging/xgifb/vb_def.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _VB_DEF_
#define _VB_DEF_
#include "../../video/fbdev/sis/initdef.h"
diff --git a/drivers/staging/xgifb/vb_init.c b/drivers/staging/xgifb/vb_init.c
index 591a3c9babf5..ac1c815a3c5e 100644
--- a/drivers/staging/xgifb/vb_init.c
+++ b/drivers/staging/xgifb/vb_init.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/delay.h>
#include <linux/vmalloc.h>
diff --git a/drivers/staging/xgifb/vb_init.h b/drivers/staging/xgifb/vb_init.h
index e835054b87bf..2f8a70133ebd 100644
--- a/drivers/staging/xgifb/vb_init.h
+++ b/drivers/staging/xgifb/vb_init.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _VBINIT_
#define _VBINIT_
unsigned char XGIInitNew(struct pci_dev *pdev);
diff --git a/drivers/staging/xgifb/vb_setmode.c b/drivers/staging/xgifb/vb_setmode.c
index cea128bede52..da07ca57bb40 100644
--- a/drivers/staging/xgifb/vb_setmode.c
+++ b/drivers/staging/xgifb/vb_setmode.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/delay.h>
#include "XGIfb.h"
diff --git a/drivers/staging/xgifb/vb_setmode.h b/drivers/staging/xgifb/vb_setmode.h
index c6317ab00474..5904ed1f2686 100644
--- a/drivers/staging/xgifb/vb_setmode.h
+++ b/drivers/staging/xgifb/vb_setmode.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _VBSETMODE_
#define _VBSETMODE_
diff --git a/drivers/staging/xgifb/vb_struct.h b/drivers/staging/xgifb/vb_struct.h
index 2fd1a5935e1d..e256f72f6d8a 100644
--- a/drivers/staging/xgifb/vb_struct.h
+++ b/drivers/staging/xgifb/vb_struct.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _VB_STRUCT_
#define _VB_STRUCT_
#include "../../video/fbdev/sis/vstruct.h"
diff --git a/drivers/staging/xgifb/vb_table.h b/drivers/staging/xgifb/vb_table.h
index 31dd52c513df..0da63e1da32f 100644
--- a/drivers/staging/xgifb/vb_table.h
+++ b/drivers/staging/xgifb/vb_table.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _VB_TABLE_
#define _VB_TABLE_
static const struct SiS_MCLKData XGI340New_MCLKData[] = {
diff --git a/drivers/staging/xgifb/vb_util.h b/drivers/staging/xgifb/vb_util.h
index 052694e75053..0f6d5aac04f6 100644
--- a/drivers/staging/xgifb/vb_util.h
+++ b/drivers/staging/xgifb/vb_util.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _VBUTIL_
#define _VBUTIL_
static inline void xgifb_reg_set(unsigned long port, u8 index, u8 data)
diff --git a/drivers/staging/xgifb/vgatypes.h b/drivers/staging/xgifb/vgatypes.h
index de80e5c108dc..22919f2368d5 100644
--- a/drivers/staging/xgifb/vgatypes.h
+++ b/drivers/staging/xgifb/vgatypes.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _VGATYPES_
#define _VGATYPES_
diff --git a/drivers/target/Makefile b/drivers/target/Makefile
index e619c0266a79..45634747377e 100644
--- a/drivers/target/Makefile
+++ b/drivers/target/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
target_core_mod-y := target_core_configfs.o \
target_core_device.o \
diff --git a/drivers/target/iscsi/Makefile b/drivers/target/iscsi/Makefile
index 0f18295e05bc..8c9ae96b760d 100644
--- a/drivers/target/iscsi/Makefile
+++ b/drivers/target/iscsi/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
iscsi_target_mod-y += iscsi_target_parameters.o \
iscsi_target_seq_pdu_list.o \
iscsi_target_auth.o \
diff --git a/drivers/target/iscsi/cxgbit/Makefile b/drivers/target/iscsi/cxgbit/Makefile
index 4893ec29b6b3..d16aaae7ba2a 100644
--- a/drivers/target/iscsi/cxgbit/Makefile
+++ b/drivers/target/iscsi/cxgbit/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-y := -Idrivers/net/ethernet/chelsio/cxgb4
ccflags-y += -Idrivers/net/ethernet/chelsio/libcxgb
ccflags-y += -Idrivers/target/iscsi
diff --git a/drivers/target/iscsi/iscsi_target.h b/drivers/target/iscsi/iscsi_target.h
index e0db2ceb0f87..42de1843aa40 100644
--- a/drivers/target/iscsi/iscsi_target.h
+++ b/drivers/target/iscsi/iscsi_target.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ISCSI_TARGET_H
#define ISCSI_TARGET_H
diff --git a/drivers/target/iscsi/iscsi_target_auth.h b/drivers/target/iscsi/iscsi_target_auth.h
index 1b91c13cc965..d5600ac30b53 100644
--- a/drivers/target/iscsi/iscsi_target_auth.h
+++ b/drivers/target/iscsi/iscsi_target_auth.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ISCSI_CHAP_H_
#define _ISCSI_CHAP_H_
diff --git a/drivers/target/iscsi/iscsi_target_datain_values.h b/drivers/target/iscsi/iscsi_target_datain_values.h
index 16edeeeb7777..a420fbd37969 100644
--- a/drivers/target/iscsi/iscsi_target_datain_values.h
+++ b/drivers/target/iscsi/iscsi_target_datain_values.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ISCSI_TARGET_DATAIN_VALUES_H
#define ISCSI_TARGET_DATAIN_VALUES_H
diff --git a/drivers/target/iscsi/iscsi_target_device.h b/drivers/target/iscsi/iscsi_target_device.h
index 06dbff5cd520..ab2166f17785 100644
--- a/drivers/target/iscsi/iscsi_target_device.h
+++ b/drivers/target/iscsi/iscsi_target_device.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ISCSI_TARGET_DEVICE_H
#define ISCSI_TARGET_DEVICE_H
diff --git a/drivers/target/iscsi/iscsi_target_erl0.h b/drivers/target/iscsi/iscsi_target_erl0.h
index 3822d9cd1230..3393407bc4e4 100644
--- a/drivers/target/iscsi/iscsi_target_erl0.h
+++ b/drivers/target/iscsi/iscsi_target_erl0.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ISCSI_TARGET_ERL0_H
#define ISCSI_TARGET_ERL0_H
diff --git a/drivers/target/iscsi/iscsi_target_erl1.h b/drivers/target/iscsi/iscsi_target_erl1.h
index 54d36bd25bea..5f66b265b25b 100644
--- a/drivers/target/iscsi/iscsi_target_erl1.h
+++ b/drivers/target/iscsi/iscsi_target_erl1.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ISCSI_TARGET_ERL1_H
#define ISCSI_TARGET_ERL1_H
diff --git a/drivers/target/iscsi/iscsi_target_erl2.h b/drivers/target/iscsi/iscsi_target_erl2.h
index 634d01e13652..93e180d68d07 100644
--- a/drivers/target/iscsi/iscsi_target_erl2.h
+++ b/drivers/target/iscsi/iscsi_target_erl2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ISCSI_TARGET_ERL2_H
#define ISCSI_TARGET_ERL2_H
diff --git a/drivers/target/iscsi/iscsi_target_login.h b/drivers/target/iscsi/iscsi_target_login.h
index 0e1fd6cedd54..c2495e03625c 100644
--- a/drivers/target/iscsi/iscsi_target_login.h
+++ b/drivers/target/iscsi/iscsi_target_login.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ISCSI_TARGET_LOGIN_H
#define ISCSI_TARGET_LOGIN_H
diff --git a/drivers/target/iscsi/iscsi_target_nego.h b/drivers/target/iscsi/iscsi_target_nego.h
index 53438bfca4c6..835e1b769b3f 100644
--- a/drivers/target/iscsi/iscsi_target_nego.h
+++ b/drivers/target/iscsi/iscsi_target_nego.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ISCSI_TARGET_NEGO_H
#define ISCSI_TARGET_NEGO_H
diff --git a/drivers/target/iscsi/iscsi_target_nodeattrib.h b/drivers/target/iscsi/iscsi_target_nodeattrib.h
index 79cdf06ade48..ce074cb54579 100644
--- a/drivers/target/iscsi/iscsi_target_nodeattrib.h
+++ b/drivers/target/iscsi/iscsi_target_nodeattrib.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ISCSI_TARGET_NODEATTRIB_H
#define ISCSI_TARGET_NODEATTRIB_H
diff --git a/drivers/target/iscsi/iscsi_target_parameters.h b/drivers/target/iscsi/iscsi_target_parameters.h
index c47b73f57528..daf47f38e081 100644
--- a/drivers/target/iscsi/iscsi_target_parameters.h
+++ b/drivers/target/iscsi/iscsi_target_parameters.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ISCSI_PARAMETERS_H
#define ISCSI_PARAMETERS_H
diff --git a/drivers/target/iscsi/iscsi_target_seq_pdu_list.h b/drivers/target/iscsi/iscsi_target_seq_pdu_list.h
index be1234362271..5a0907027973 100644
--- a/drivers/target/iscsi/iscsi_target_seq_pdu_list.h
+++ b/drivers/target/iscsi/iscsi_target_seq_pdu_list.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ISCSI_SEQ_AND_PDU_LIST_H
#define ISCSI_SEQ_AND_PDU_LIST_H
diff --git a/drivers/target/iscsi/iscsi_target_tmr.h b/drivers/target/iscsi/iscsi_target_tmr.h
index 64cc5c07e47c..301f0936bd8e 100644
--- a/drivers/target/iscsi/iscsi_target_tmr.h
+++ b/drivers/target/iscsi/iscsi_target_tmr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ISCSI_TARGET_TMR_H
#define ISCSI_TARGET_TMR_H
diff --git a/drivers/target/iscsi/iscsi_target_tpg.h b/drivers/target/iscsi/iscsi_target_tpg.h
index 59fd3cabe89d..88576f5d0ca4 100644
--- a/drivers/target/iscsi/iscsi_target_tpg.h
+++ b/drivers/target/iscsi/iscsi_target_tpg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ISCSI_TARGET_TPG_H
#define ISCSI_TARGET_TPG_H
diff --git a/drivers/target/iscsi/iscsi_target_transport.c b/drivers/target/iscsi/iscsi_target_transport.c
index c4eb141c6435..036940518bfe 100644
--- a/drivers/target/iscsi/iscsi_target_transport.c
+++ b/drivers/target/iscsi/iscsi_target_transport.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/spinlock.h>
#include <linux/list.h>
#include <linux/module.h>
diff --git a/drivers/target/iscsi/iscsi_target_util.h b/drivers/target/iscsi/iscsi_target_util.h
index 425160565d0c..5e053d61c0c5 100644
--- a/drivers/target/iscsi/iscsi_target_util.h
+++ b/drivers/target/iscsi/iscsi_target_util.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ISCSI_TARGET_UTIL_H
#define ISCSI_TARGET_UTIL_H
diff --git a/drivers/target/loopback/tcm_loop.h b/drivers/target/loopback/tcm_loop.h
index 3acc43c05117..d3110909a213 100644
--- a/drivers/target/loopback/tcm_loop.h
+++ b/drivers/target/loopback/tcm_loop.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/types.h>
#include <linux/device.h>
#include <target/target_core_base.h> /* struct se_cmd */
diff --git a/drivers/target/sbp/sbp_target.h b/drivers/target/sbp/sbp_target.h
index 73bcb1208832..1d101ac86527 100644
--- a/drivers/target/sbp/sbp_target.h
+++ b/drivers/target/sbp/sbp_target.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SBP_BASE_H
#define _SBP_BASE_H
diff --git a/drivers/target/target_core_alua.h b/drivers/target/target_core_alua.h
index c69c11baf07f..1902cb5c3b52 100644
--- a/drivers/target/target_core_alua.h
+++ b/drivers/target/target_core_alua.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef TARGET_CORE_ALUA_H
#define TARGET_CORE_ALUA_H
diff --git a/drivers/target/target_core_file.h b/drivers/target/target_core_file.h
index 526595a072de..53be5ffd3261 100644
--- a/drivers/target/target_core_file.h
+++ b/drivers/target/target_core_file.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef TARGET_CORE_FILE_H
#define TARGET_CORE_FILE_H
diff --git a/drivers/target/target_core_iblock.h b/drivers/target/target_core_iblock.h
index f2a5797217d4..b4aeb2584ad4 100644
--- a/drivers/target/target_core_iblock.h
+++ b/drivers/target/target_core_iblock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef TARGET_CORE_IBLOCK_H
#define TARGET_CORE_IBLOCK_H
diff --git a/drivers/target/target_core_internal.h b/drivers/target/target_core_internal.h
index f30e8ac13386..18e3eb16e756 100644
--- a/drivers/target/target_core_internal.h
+++ b/drivers/target/target_core_internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef TARGET_CORE_INTERNAL_H
#define TARGET_CORE_INTERNAL_H
diff --git a/drivers/target/target_core_pr.h b/drivers/target/target_core_pr.h
index 772f9148e75c..198fad5c89dc 100644
--- a/drivers/target/target_core_pr.h
+++ b/drivers/target/target_core_pr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef TARGET_CORE_PR_H
#define TARGET_CORE_PR_H
diff --git a/drivers/target/target_core_pscsi.h b/drivers/target/target_core_pscsi.h
index b86fb0e1b783..e8458b5e85c9 100644
--- a/drivers/target/target_core_pscsi.h
+++ b/drivers/target/target_core_pscsi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef TARGET_CORE_PSCSI_H
#define TARGET_CORE_PSCSI_H
diff --git a/drivers/target/target_core_rd.h b/drivers/target/target_core_rd.h
index 91fc1a34791d..8b88f9b14c3f 100644
--- a/drivers/target/target_core_rd.h
+++ b/drivers/target/target_core_rd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef TARGET_CORE_RD_H
#define TARGET_CORE_RD_H
diff --git a/drivers/target/target_core_ua.h b/drivers/target/target_core_ua.h
index 97402856a8f0..b0f4205a96cd 100644
--- a/drivers/target/target_core_ua.h
+++ b/drivers/target/target_core_ua.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef TARGET_CORE_UA_H
#define TARGET_CORE_UA_H
diff --git a/drivers/target/target_core_xcopy.h b/drivers/target/target_core_xcopy.h
index 7c0b105cbe1b..26ba4c3c9cff 100644
--- a/drivers/target/target_core_xcopy.h
+++ b/drivers/target/target_core_xcopy.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <target/target_core_base.h>
#define XCOPY_HDR_LEN 16
diff --git a/drivers/target/tcm_fc/Makefile b/drivers/target/tcm_fc/Makefile
index 20b14bb087c9..a7d1593ab5af 100644
--- a/drivers/target/tcm_fc/Makefile
+++ b/drivers/target/tcm_fc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
tcm_fc-y += tfc_cmd.o \
tfc_conf.o \
tfc_io.o \
diff --git a/drivers/tee/Makefile b/drivers/tee/Makefile
index 7a4e4a1ac39c..21f51fd88b07 100644
--- a/drivers/tee/Makefile
+++ b/drivers/tee/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_TEE) += tee.o
tee-objs += tee_core.o
tee-objs += tee_shm.o
diff --git a/drivers/tee/optee/Makefile b/drivers/tee/optee/Makefile
index 92fe5789bcce..d526fb88d9c5 100644
--- a/drivers/tee/optee/Makefile
+++ b/drivers/tee/optee/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_OPTEE) += optee.o
optee-objs += core.o
optee-objs += call.o
diff --git a/drivers/thermal/Makefile b/drivers/thermal/Makefile
index 8b79bca23536..195cd08fbc30 100644
--- a/drivers/thermal/Makefile
+++ b/drivers/thermal/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for sensor chip drivers.
#
diff --git a/drivers/thermal/int340x_thermal/Makefile b/drivers/thermal/int340x_thermal/Makefile
index df0df055e7ff..287eb0a1476d 100644
--- a/drivers/thermal/int340x_thermal/Makefile
+++ b/drivers/thermal/int340x_thermal/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_INT340X_THERMAL) += int3400_thermal.o
obj-$(CONFIG_INT340X_THERMAL) += int340x_thermal_zone.o
obj-$(CONFIG_INT340X_THERMAL) += int3402_thermal.o
diff --git a/drivers/thermal/int340x_thermal/acpi_thermal_rel.h b/drivers/thermal/int340x_thermal/acpi_thermal_rel.h
index 65075b174329..58822575fd54 100644
--- a/drivers/thermal/int340x_thermal/acpi_thermal_rel.h
+++ b/drivers/thermal/int340x_thermal/acpi_thermal_rel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ACPI_ACPI_THERMAL_H
#define __ACPI_ACPI_THERMAL_H
diff --git a/drivers/thermal/tegra/Makefile b/drivers/thermal/tegra/Makefile
index 1ce1af2cf0f5..8a3f221f17c1 100644
--- a/drivers/thermal/tegra/Makefile
+++ b/drivers/thermal/tegra/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_TEGRA_SOCTHERM) += tegra-soctherm.o
tegra-soctherm-y := soctherm.o soctherm-fuse.o
diff --git a/drivers/thermal/ti-soc-thermal/Makefile b/drivers/thermal/ti-soc-thermal/Makefile
index 0f89bdf03790..f180ebead858 100644
--- a/drivers/thermal/ti-soc-thermal/Makefile
+++ b/drivers/thermal/ti-soc-thermal/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_TI_SOC_THERMAL) += ti-soc-thermal.o
ti-soc-thermal-y := ti-bandgap.o
ti-soc-thermal-$(CONFIG_TI_THERMAL) += ti-thermal-common.o
diff --git a/drivers/thunderbolt/cap.c b/drivers/thunderbolt/cap.c
index 38bc27a5ce4f..c2277b8ee88d 100644
--- a/drivers/thunderbolt/cap.c
+++ b/drivers/thunderbolt/cap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Thunderbolt Cactus Ridge driver - capabilities lookup
*
diff --git a/drivers/thunderbolt/ctl.c b/drivers/thunderbolt/ctl.c
index fb40dd0588b9..423ae231fc6c 100644
--- a/drivers/thunderbolt/ctl.c
+++ b/drivers/thunderbolt/ctl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Thunderbolt Cactus Ridge driver - control channel and configuration commands
*
diff --git a/drivers/thunderbolt/ctl.h b/drivers/thunderbolt/ctl.h
index 36fd28b1c1c5..dd34f627ce49 100644
--- a/drivers/thunderbolt/ctl.h
+++ b/drivers/thunderbolt/ctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Thunderbolt Cactus Ridge driver - control channel and configuration commands
*
diff --git a/drivers/thunderbolt/eeprom.c b/drivers/thunderbolt/eeprom.c
index fe2f00ceafc5..3e8caf22c294 100644
--- a/drivers/thunderbolt/eeprom.c
+++ b/drivers/thunderbolt/eeprom.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Thunderbolt Cactus Ridge driver - eeprom access
*
diff --git a/drivers/thunderbolt/nhi.h b/drivers/thunderbolt/nhi.h
index 5b5bb2c436be..1c7e6b92e235 100644
--- a/drivers/thunderbolt/nhi.h
+++ b/drivers/thunderbolt/nhi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Thunderbolt Cactus Ridge driver - NHI driver
*
diff --git a/drivers/thunderbolt/nhi_regs.h b/drivers/thunderbolt/nhi_regs.h
index 09ed574e92ff..752ec04305f3 100644
--- a/drivers/thunderbolt/nhi_regs.h
+++ b/drivers/thunderbolt/nhi_regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Thunderbolt driver - NHI registers
*
diff --git a/drivers/thunderbolt/path.c b/drivers/thunderbolt/path.c
index 9562cd026dc0..ff49ad880bfd 100644
--- a/drivers/thunderbolt/path.c
+++ b/drivers/thunderbolt/path.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Thunderbolt Cactus Ridge driver - path/tunnel functionality
*
diff --git a/drivers/thunderbolt/switch.c b/drivers/thunderbolt/switch.c
index 53f40c57df59..3953d17202a8 100644
--- a/drivers/thunderbolt/switch.c
+++ b/drivers/thunderbolt/switch.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Thunderbolt Cactus Ridge driver - switch/port utility functions
*
diff --git a/drivers/thunderbolt/tb.c b/drivers/thunderbolt/tb.c
index 0b22ad9d68b4..d674e06767a5 100644
--- a/drivers/thunderbolt/tb.c
+++ b/drivers/thunderbolt/tb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Thunderbolt Cactus Ridge driver - bus logic (NHI independent)
*
diff --git a/drivers/thunderbolt/tb.h b/drivers/thunderbolt/tb.h
index e0deee4f1eb0..d7ffc159bcf7 100644
--- a/drivers/thunderbolt/tb.h
+++ b/drivers/thunderbolt/tb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Thunderbolt Cactus Ridge driver - bus logic (NHI independent)
*
diff --git a/drivers/thunderbolt/tb_regs.h b/drivers/thunderbolt/tb_regs.h
index 582bd1f156dc..5d94142afda6 100644
--- a/drivers/thunderbolt/tb_regs.h
+++ b/drivers/thunderbolt/tb_regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Thunderbolt Cactus Ridge driver - Port/Switch config area registers
*
diff --git a/drivers/thunderbolt/tunnel_pci.c b/drivers/thunderbolt/tunnel_pci.c
index ca4475907d7a..0637537ea53f 100644
--- a/drivers/thunderbolt/tunnel_pci.c
+++ b/drivers/thunderbolt/tunnel_pci.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Thunderbolt Cactus Ridge driver - PCIe tunnel
*
diff --git a/drivers/thunderbolt/tunnel_pci.h b/drivers/thunderbolt/tunnel_pci.h
index a67f93c140fa..f9b65fa1fd4d 100644
--- a/drivers/thunderbolt/tunnel_pci.h
+++ b/drivers/thunderbolt/tunnel_pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Thunderbolt Cactus Ridge driver - PCIe tunnel
*
diff --git a/drivers/tty/Makefile b/drivers/tty/Makefile
index 16330a819685..8ce3a8661b31 100644
--- a/drivers/tty/Makefile
+++ b/drivers/tty/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_TTY) += tty_io.o n_tty.o tty_ioctl.o tty_ldisc.o \
tty_buffer.o tty_port.o tty_mutex.o \
tty_ldsem.o tty_baudrate.o tty_jobctrl.o \
diff --git a/drivers/tty/hvc/Makefile b/drivers/tty/hvc/Makefile
index 6a2702be76d1..0b02ec7f1dfd 100644
--- a/drivers/tty/hvc/Makefile
+++ b/drivers/tty/hvc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_HVC_CONSOLE) += hvc_vio.o hvsi_lib.o
obj-$(CONFIG_HVC_OPAL) += hvc_opal.o hvsi_lib.o
obj-$(CONFIG_HVC_OLD_HVSI) += hvsi.o
diff --git a/drivers/tty/hvc/hvc_irq.c b/drivers/tty/hvc/hvc_irq.c
index bc7a96874637..4b255dfef2cc 100644
--- a/drivers/tty/hvc/hvc_irq.c
+++ b/drivers/tty/hvc/hvc_irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright IBM Corp. 2001,2008
*
diff --git a/drivers/tty/hvc/hvc_iucv.c b/drivers/tty/hvc/hvc_iucv.c
index 8b70a1627356..a74680729825 100644
--- a/drivers/tty/hvc/hvc_iucv.c
+++ b/drivers/tty/hvc/hvc_iucv.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* z/VM IUCV hypervisor console (HVC) device driver
*
diff --git a/drivers/tty/hvc/hvsi_lib.c b/drivers/tty/hvc/hvsi_lib.c
index a270f04588d7..09289c8154ae 100644
--- a/drivers/tty/hvc/hvsi_lib.c
+++ b/drivers/tty/hvc/hvsi_lib.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/delay.h>
#include <linux/slab.h>
diff --git a/drivers/tty/ipwireless/hardware.c b/drivers/tty/ipwireless/hardware.c
index df0204b6148f..a6b8240af6cd 100644
--- a/drivers/tty/ipwireless/hardware.c
+++ b/drivers/tty/ipwireless/hardware.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* IPWireless 3G PCMCIA Network Driver
*
diff --git a/drivers/tty/ipwireless/hardware.h b/drivers/tty/ipwireless/hardware.h
index 90a8590e43b0..e524a8fcc2ad 100644
--- a/drivers/tty/ipwireless/hardware.h
+++ b/drivers/tty/ipwireless/hardware.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* IPWireless 3G PCMCIA Network Driver
*
diff --git a/drivers/tty/ipwireless/main.h b/drivers/tty/ipwireless/main.h
index f2cbb116bccb..73818bb64416 100644
--- a/drivers/tty/ipwireless/main.h
+++ b/drivers/tty/ipwireless/main.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* IPWireless 3G PCMCIA Network Driver
*
diff --git a/drivers/tty/ipwireless/network.c b/drivers/tty/ipwireless/network.c
index c2f9a3263b37..695439c03147 100644
--- a/drivers/tty/ipwireless/network.c
+++ b/drivers/tty/ipwireless/network.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* IPWireless 3G PCMCIA Network Driver
*
diff --git a/drivers/tty/ipwireless/network.h b/drivers/tty/ipwireless/network.h
index 561f765b3334..784932a59a73 100644
--- a/drivers/tty/ipwireless/network.h
+++ b/drivers/tty/ipwireless/network.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* IPWireless 3G PCMCIA Network Driver
*
diff --git a/drivers/tty/ipwireless/setup_protocol.h b/drivers/tty/ipwireless/setup_protocol.h
index 002c34e72521..d4a7ae257ca5 100644
--- a/drivers/tty/ipwireless/setup_protocol.h
+++ b/drivers/tty/ipwireless/setup_protocol.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* IPWireless 3G PCMCIA Network Driver
*
diff --git a/drivers/tty/ipwireless/tty.c b/drivers/tty/ipwireless/tty.c
index 2685d59d2724..1ef751c27ac6 100644
--- a/drivers/tty/ipwireless/tty.c
+++ b/drivers/tty/ipwireless/tty.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* IPWireless 3G PCMCIA Network Driver
*
diff --git a/drivers/tty/ipwireless/tty.h b/drivers/tty/ipwireless/tty.h
index 747b2d637860..ec698d9f338b 100644
--- a/drivers/tty/ipwireless/tty.h
+++ b/drivers/tty/ipwireless/tty.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* IPWireless 3G PCMCIA Network Driver
*
diff --git a/drivers/tty/moxa.h b/drivers/tty/moxa.h
index 87d16ce57be7..8ce89fd36c7b 100644
--- a/drivers/tty/moxa.h
+++ b/drivers/tty/moxa.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef MOXA_H_FILE
#define MOXA_H_FILE
diff --git a/drivers/tty/mxser.h b/drivers/tty/mxser.h
index 0bf794313ffd..e6cb15626567 100644
--- a/drivers/tty/mxser.h
+++ b/drivers/tty/mxser.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _MXSER_H
#define _MXSER_H
diff --git a/drivers/tty/pty.c b/drivers/tty/pty.c
index 26dcb3b60fb9..64338442050e 100644
--- a/drivers/tty/pty.c
+++ b/drivers/tty/pty.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1991, 1992 Linus Torvalds
*
diff --git a/drivers/tty/rocket.h b/drivers/tty/rocket.h
index c11a9392f219..d0560203f215 100644
--- a/drivers/tty/rocket.h
+++ b/drivers/tty/rocket.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* rocket.h --- the exported interface of the rocket driver to its configuration program.
*
diff --git a/drivers/tty/rocket_int.h b/drivers/tty/rocket_int.h
index ef1e1be6b26d..727e50dbb92f 100644
--- a/drivers/tty/rocket_int.h
+++ b/drivers/tty/rocket_int.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* rocket_int.h --- internal header file for rocket.c
*
diff --git a/drivers/tty/serial/8250/Makefile b/drivers/tty/serial/8250/Makefile
index 6a18d2d768fe..18751bc63a84 100644
--- a/drivers/tty/serial/8250/Makefile
+++ b/drivers/tty/serial/8250/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the 8250 serial device drivers.
#
diff --git a/drivers/tty/serial/Makefile b/drivers/tty/serial/Makefile
index fe88a75d9a59..842d185d697e 100644
--- a/drivers/tty/serial/Makefile
+++ b/drivers/tty/serial/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the kernel serial device drivers.
#
diff --git a/drivers/tty/serial/amba-pl011.h b/drivers/tty/serial/amba-pl011.h
index 411c60e1f9a4..077eb12a3472 100644
--- a/drivers/tty/serial/amba-pl011.h
+++ b/drivers/tty/serial/amba-pl011.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef AMBA_PL011_H
#define AMBA_PL011_H
diff --git a/drivers/tty/serial/apbuart.h b/drivers/tty/serial/apbuart.h
index 5faf87c8d2bc..81baf007694f 100644
--- a/drivers/tty/serial/apbuart.h
+++ b/drivers/tty/serial/apbuart.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __GRLIB_APBUART_H__
#define __GRLIB_APBUART_H__
diff --git a/drivers/tty/serial/cpm_uart/cpm_uart_cpm1.h b/drivers/tty/serial/cpm_uart/cpm_uart_cpm1.h
index 60c7e94cde1e..18ec0849918a 100644
--- a/drivers/tty/serial/cpm_uart/cpm_uart_cpm1.h
+++ b/drivers/tty/serial/cpm_uart/cpm_uart_cpm1.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Driver for CPM (SCC/SMC) serial ports
*
diff --git a/drivers/tty/serial/cpm_uart/cpm_uart_cpm2.h b/drivers/tty/serial/cpm_uart/cpm_uart_cpm2.h
index 51e651a69938..051a8509c3e5 100644
--- a/drivers/tty/serial/cpm_uart/cpm_uart_cpm2.h
+++ b/drivers/tty/serial/cpm_uart/cpm_uart_cpm2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Driver for CPM (SCC/SMC) serial ports
*
diff --git a/drivers/tty/serial/crisv10.c b/drivers/tty/serial/crisv10.c
index 59a2a7e18b5a..1421804975e0 100644
--- a/drivers/tty/serial/crisv10.c
+++ b/drivers/tty/serial/crisv10.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Serial port driver for the ETRAX 100LX chip
*
diff --git a/drivers/tty/serial/crisv10.h b/drivers/tty/serial/crisv10.h
index 15a52ee58251..79ba2bc95d3d 100644
--- a/drivers/tty/serial/crisv10.h
+++ b/drivers/tty/serial/crisv10.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* serial.h: Arch-dep definitions for the Etrax100 serial driver.
*
diff --git a/drivers/tty/serial/dz.h b/drivers/tty/serial/dz.h
index faf169ed27b3..3b3e31954f24 100644
--- a/drivers/tty/serial/dz.h
+++ b/drivers/tty/serial/dz.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* dz.h: Serial port driver for DECstations equipped
* with the DZ chipset.
diff --git a/drivers/tty/serial/etraxfs-uart.c b/drivers/tty/serial/etraxfs-uart.c
index 2f80bc7e44fb..24bf6bfb29b4 100644
--- a/drivers/tty/serial/etraxfs-uart.c
+++ b/drivers/tty/serial/etraxfs-uart.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
#include <linux/init.h>
#include <linux/console.h>
diff --git a/drivers/tty/serial/ip22zilog.h b/drivers/tty/serial/ip22zilog.h
index a59a9a8341d2..b52801fe2d0d 100644
--- a/drivers/tty/serial/ip22zilog.h
+++ b/drivers/tty/serial/ip22zilog.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _IP22_ZILOG_H
#define _IP22_ZILOG_H
diff --git a/drivers/tty/serial/pmac_zilog.h b/drivers/tty/serial/pmac_zilog.h
index 3483242ee3e0..bb874e76810e 100644
--- a/drivers/tty/serial/pmac_zilog.h
+++ b/drivers/tty/serial/pmac_zilog.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PMAC_ZILOG_H__
#define __PMAC_ZILOG_H__
diff --git a/drivers/tty/serial/sh-sci.h b/drivers/tty/serial/sh-sci.h
index 971b2ab088d8..938e23a2d166 100644
--- a/drivers/tty/serial/sh-sci.h
+++ b/drivers/tty/serial/sh-sci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/bitops.h>
#include <linux/serial_core.h>
#include <linux/io.h>
diff --git a/drivers/tty/serial/sunsab.h b/drivers/tty/serial/sunsab.h
index b78e1f7b8050..1644031aacda 100644
--- a/drivers/tty/serial/sunsab.h
+++ b/drivers/tty/serial/sunsab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* sunsab.h: Register Definitions for the Siemens SAB82532 DUSCC
*
* Copyright (C) 1997 Eddie C. Dost (ecd@skynet.be)
diff --git a/drivers/tty/serial/sunzilog.h b/drivers/tty/serial/sunzilog.h
index 5dec7b47cc38..6d6764f0ac98 100644
--- a/drivers/tty/serial/sunzilog.h
+++ b/drivers/tty/serial/sunzilog.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SUNZILOG_H
#define _SUNZILOG_H
diff --git a/drivers/tty/serial/zs.h b/drivers/tty/serial/zs.h
index aa921b57d827..26ef8eafa1c1 100644
--- a/drivers/tty/serial/zs.h
+++ b/drivers/tty/serial/zs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* zs.h: Definitions for the DECstation Z85C30 serial driver.
*
diff --git a/drivers/tty/sysrq.c b/drivers/tty/sysrq.c
index 3ffc1ce29023..d008f5a75197 100644
--- a/drivers/tty/sysrq.c
+++ b/drivers/tty/sysrq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Linux Magic System Request Key Hacks
*
diff --git a/drivers/tty/tty_ldisc.c b/drivers/tty/tty_ldisc.c
index 2fe216b276e2..84a8ac2a779f 100644
--- a/drivers/tty/tty_ldisc.c
+++ b/drivers/tty/tty_ldisc.c
@@ -694,10 +694,8 @@ int tty_ldisc_reinit(struct tty_struct *tty, int disc)
tty_set_termios_ldisc(tty, disc);
retval = tty_ldisc_open(tty, tty->ldisc);
if (retval) {
- if (!WARN_ON(disc == N_TTY)) {
- tty_ldisc_put(tty->ldisc);
- tty->ldisc = NULL;
- }
+ tty_ldisc_put(tty->ldisc);
+ tty->ldisc = NULL;
}
return retval;
}
@@ -752,8 +750,9 @@ void tty_ldisc_hangup(struct tty_struct *tty, bool reinit)
if (tty->ldisc) {
if (reinit) {
- if (tty_ldisc_reinit(tty, tty->termios.c_line) < 0)
- tty_ldisc_reinit(tty, N_TTY);
+ if (tty_ldisc_reinit(tty, tty->termios.c_line) < 0 &&
+ tty_ldisc_reinit(tty, N_TTY) < 0)
+ WARN_ON(tty_ldisc_reinit(tty, N_NULL) < 0);
} else
tty_ldisc_kill(tty);
}
diff --git a/drivers/tty/tty_mutex.c b/drivers/tty/tty_mutex.c
index d8bae67a6174..2640635ee177 100644
--- a/drivers/tty/tty_mutex.c
+++ b/drivers/tty/tty_mutex.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/tty.h>
#include <linux/module.h>
#include <linux/kallsyms.h>
diff --git a/drivers/tty/vt/Makefile b/drivers/tty/vt/Makefile
index 17ae94cb29f8..edbbe0ccdb83 100644
--- a/drivers/tty/vt/Makefile
+++ b/drivers/tty/vt/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# This file contains the font map for the default (hardware) font
#
diff --git a/drivers/tty/vt/selection.c b/drivers/tty/vt/selection.c
index accbd1257bc4..7a4c8022c023 100644
--- a/drivers/tty/vt/selection.c
+++ b/drivers/tty/vt/selection.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This module exports the functions:
*
diff --git a/drivers/tty/vt/vc_screen.c b/drivers/tty/vt/vc_screen.c
index 56dcff6059d3..85b6634f518a 100644
--- a/drivers/tty/vt/vc_screen.c
+++ b/drivers/tty/vt/vc_screen.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Provide access to virtual console memory.
* /dev/vcs0: the screen as it is being viewed right now (possibly scrolled)
diff --git a/drivers/tty/vt/vt_ioctl.c b/drivers/tty/vt/vt_ioctl.c
index 96d389cb506c..2d2b420598b2 100644
--- a/drivers/tty/vt/vt_ioctl.c
+++ b/drivers/tty/vt/vt_ioctl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1992 obz under the linux copyright
*
diff --git a/drivers/uio/Makefile b/drivers/uio/Makefile
index e9663bb8a4c7..c285dd2a4539 100644
--- a/drivers/uio/Makefile
+++ b/drivers/uio/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_UIO) += uio.o
obj-$(CONFIG_UIO_CIF) += uio_cif.o
obj-$(CONFIG_UIO_PDRV_GENIRQ) += uio_pdrv_genirq.o
diff --git a/drivers/usb/Makefile b/drivers/usb/Makefile
index 9650b351c26c..060643a1b5c8 100644
--- a/drivers/usb/Makefile
+++ b/drivers/usb/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the kernel USB device drivers.
#
diff --git a/drivers/usb/atm/Makefile b/drivers/usb/atm/Makefile
index ac278946b06c..7ac65ce1aa8a 100644
--- a/drivers/usb/atm/Makefile
+++ b/drivers/usb/atm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for USB ATM/xDSL drivers
#
diff --git a/drivers/usb/chipidea/Makefile b/drivers/usb/chipidea/Makefile
index ddcbddf8361a..e3d5e728fa53 100644
--- a/drivers/usb/chipidea/Makefile
+++ b/drivers/usb/chipidea/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_USB_CHIPIDEA) += ci_hdrc.o
ci_hdrc-y := core.o otg.o debug.o
diff --git a/drivers/usb/chipidea/debug.c b/drivers/usb/chipidea/debug.c
index 1c31e8a08810..c9e1a165ed82 100644
--- a/drivers/usb/chipidea/debug.c
+++ b/drivers/usb/chipidea/debug.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/device.h>
#include <linux/types.h>
diff --git a/drivers/usb/chipidea/host.h b/drivers/usb/chipidea/host.h
index 0f12f131bdd3..70112cf0f195 100644
--- a/drivers/usb/chipidea/host.h
+++ b/drivers/usb/chipidea/host.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DRIVERS_USB_CHIPIDEA_HOST_H
#define __DRIVERS_USB_CHIPIDEA_HOST_H
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 5e056064259c..18c923a4c16e 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -1832,6 +1832,9 @@ static const struct usb_device_id acm_ids[] = {
{ USB_DEVICE(0xfff0, 0x0100), /* DATECS FP-2000 */
.driver_info = NO_UNION_NORMAL, /* reports zero length descriptor */
},
+ { USB_DEVICE(0x09d8, 0x0320), /* Elatec GmbH TWN3 */
+ .driver_info = NO_UNION_NORMAL, /* has misplaced union descriptor */
+ },
{ USB_DEVICE(0x2912, 0x0001), /* ATOL FPrint */
.driver_info = CLEAR_HALT_CONDITIONS,
diff --git a/drivers/usb/class/cdc-acm.h b/drivers/usb/class/cdc-acm.h
index 7a2b3deafc90..eacc116e83da 100644
--- a/drivers/usb/class/cdc-acm.h
+++ b/drivers/usb/class/cdc-acm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
*
* Includes for cdc-acm.c
diff --git a/drivers/usb/common/Makefile b/drivers/usb/common/Makefile
index 6bbb3ec17018..0a7c45e85481 100644
--- a/drivers/usb/common/Makefile
+++ b/drivers/usb/common/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the usb common parts.
#
diff --git a/drivers/usb/core/Makefile b/drivers/usb/core/Makefile
index 250ec1d662d9..92c9cefb4317 100644
--- a/drivers/usb/core/Makefile
+++ b/drivers/usb/core/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for USB Core files and filesystem
#
diff --git a/drivers/usb/core/config.c b/drivers/usb/core/config.c
index 68b54bd88d1e..883549ee946c 100644
--- a/drivers/usb/core/config.c
+++ b/drivers/usb/core/config.c
@@ -960,10 +960,12 @@ int usb_get_bos_descriptor(struct usb_device *dev)
for (i = 0; i < num; i++) {
buffer += length;
cap = (struct usb_dev_cap_header *)buffer;
- length = cap->bLength;
- if (total_len < length)
+ if (total_len < sizeof(*cap) || total_len < cap->bLength) {
+ dev->bos->desc->bNumDeviceCaps = i;
break;
+ }
+ length = cap->bLength;
total_len -= length;
if (cap->bDescriptorType != USB_DT_DEVICE_CAPABILITY) {
diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c
index 4664e543cf2f..e9326f31db8d 100644
--- a/drivers/usb/core/devio.c
+++ b/drivers/usb/core/devio.c
@@ -1576,11 +1576,7 @@ static int proc_do_submiturb(struct usb_dev_state *ps, struct usbdevfs_urb *uurb
totlen += isopkt[u].length;
}
u *= sizeof(struct usb_iso_packet_descriptor);
- if (totlen <= uurb->buffer_length)
- uurb->buffer_length = totlen;
- else
- WARN_ONCE(1, "uurb->buffer_length is too short %d vs %d",
- totlen, uurb->buffer_length);
+ uurb->buffer_length = totlen;
break;
default:
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index b5c733613823..e9ce6bb0b22d 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -2710,13 +2710,16 @@ static int hub_port_wait_reset(struct usb_hub *hub, int port1,
if (!(portstatus & USB_PORT_STAT_CONNECTION))
return -ENOTCONN;
- /* bomb out completely if the connection bounced. A USB 3.0
- * connection may bounce if multiple warm resets were issued,
+ /* Retry if connect change is set but status is still connected.
+ * A USB 3.0 connection may bounce if multiple warm resets were issued,
* but the device may have successfully re-connected. Ignore it.
*/
if (!hub_is_superspeed(hub->hdev) &&
- (portchange & USB_PORT_STAT_C_CONNECTION))
- return -ENOTCONN;
+ (portchange & USB_PORT_STAT_C_CONNECTION)) {
+ usb_clear_port_feature(hub->hdev, port1,
+ USB_PORT_FEAT_C_CONNECTION);
+ return -EAGAIN;
+ }
if (!(portstatus & USB_PORT_STAT_ENABLE))
return -EBUSY;
diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index 82806e311202..a6aaf2f193a4 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -221,6 +221,10 @@ static const struct usb_device_id usb_quirk_list[] = {
/* Corsair Strafe RGB */
{ USB_DEVICE(0x1b1c, 0x1b20), .driver_info = USB_QUIRK_DELAY_INIT },
+ /* MIDI keyboard WORLDE MINI */
+ { USB_DEVICE(0x1c75, 0x0204), .driver_info =
+ USB_QUIRK_CONFIG_INTF_STRINGS },
+
/* Acer C120 LED Projector */
{ USB_DEVICE(0x1de1, 0xc102), .driver_info = USB_QUIRK_NO_LPM },
diff --git a/drivers/usb/dwc2/Makefile b/drivers/usb/dwc2/Makefile
index b9237e1e45d0..440320cc20a4 100644
--- a/drivers/usb/dwc2/Makefile
+++ b/drivers/usb/dwc2/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-$(CONFIG_USB_DWC2_DEBUG) += -DDEBUG
ccflags-$(CONFIG_USB_DWC2_VERBOSE) += -DVERBOSE_DEBUG
diff --git a/drivers/usb/dwc3/Makefile b/drivers/usb/dwc3/Makefile
index f15fabbd1e59..7ac725038f8d 100644
--- a/drivers/usb/dwc3/Makefile
+++ b/drivers/usb/dwc3/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# define_trace.h needs to know how to find our header
CFLAGS_trace.o := -I$(src)
diff --git a/drivers/usb/gadget/Makefile b/drivers/usb/gadget/Makefile
index 598a67d6ba05..130dad7130b6 100644
--- a/drivers/usb/gadget/Makefile
+++ b/drivers/usb/gadget/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# USB peripheral controller drivers
#
diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
index dd74c99d6ce1..5d061b3d8224 100644
--- a/drivers/usb/gadget/composite.c
+++ b/drivers/usb/gadget/composite.c
@@ -2026,6 +2026,8 @@ static DEVICE_ATTR_RO(suspended);
static void __composite_unbind(struct usb_gadget *gadget, bool unbind_driver)
{
struct usb_composite_dev *cdev = get_gadget_data(gadget);
+ struct usb_gadget_strings *gstr = cdev->driver->strings[0];
+ struct usb_string *dev_str = gstr->strings;
/* composite_disconnect() must already have been called
* by the underlying peripheral controller driver!
@@ -2045,6 +2047,9 @@ static void __composite_unbind(struct usb_gadget *gadget, bool unbind_driver)
composite_dev_cleanup(cdev);
+ if (dev_str[USB_GADGET_MANUFACTURER_IDX].s == cdev->def_manufacturer)
+ dev_str[USB_GADGET_MANUFACTURER_IDX].s = "";
+
kfree(cdev->def_manufacturer);
kfree(cdev);
set_gadget_data(gadget, NULL);
diff --git a/drivers/usb/gadget/configfs.c b/drivers/usb/gadget/configfs.c
index a22a892de7b7..aeb9f3c40521 100644
--- a/drivers/usb/gadget/configfs.c
+++ b/drivers/usb/gadget/configfs.c
@@ -1143,11 +1143,12 @@ static struct configfs_attribute *interf_grp_attrs[] = {
NULL
};
-int usb_os_desc_prepare_interf_dir(struct config_group *parent,
- int n_interf,
- struct usb_os_desc **desc,
- char **names,
- struct module *owner)
+struct config_group *usb_os_desc_prepare_interf_dir(
+ struct config_group *parent,
+ int n_interf,
+ struct usb_os_desc **desc,
+ char **names,
+ struct module *owner)
{
struct config_group *os_desc_group;
struct config_item_type *os_desc_type, *interface_type;
@@ -1159,7 +1160,7 @@ int usb_os_desc_prepare_interf_dir(struct config_group *parent,
char *vlabuf = kzalloc(vla_group_size(data_chunk), GFP_KERNEL);
if (!vlabuf)
- return -ENOMEM;
+ return ERR_PTR(-ENOMEM);
os_desc_group = vla_ptr(vlabuf, data_chunk, os_desc_group);
os_desc_type = vla_ptr(vlabuf, data_chunk, os_desc_type);
@@ -1184,7 +1185,7 @@ int usb_os_desc_prepare_interf_dir(struct config_group *parent,
configfs_add_default_group(&d->group, os_desc_group);
}
- return 0;
+ return os_desc_group;
}
EXPORT_SYMBOL(usb_os_desc_prepare_interf_dir);
diff --git a/drivers/usb/gadget/configfs.h b/drivers/usb/gadget/configfs.h
index 36c468c4f5e9..3b6f5298b2e8 100644
--- a/drivers/usb/gadget/configfs.h
+++ b/drivers/usb/gadget/configfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef USB__GADGET__CONFIGFS__H
#define USB__GADGET__CONFIGFS__H
@@ -5,11 +6,12 @@
void unregister_gadget_item(struct config_item *item);
-int usb_os_desc_prepare_interf_dir(struct config_group *parent,
- int n_interf,
- struct usb_os_desc **desc,
- char **names,
- struct module *owner);
+struct config_group *usb_os_desc_prepare_interf_dir(
+ struct config_group *parent,
+ int n_interf,
+ struct usb_os_desc **desc,
+ char **names,
+ struct module *owner);
static inline struct usb_os_desc *to_usb_os_desc(struct config_item *item)
{
diff --git a/drivers/usb/gadget/function/Makefile b/drivers/usb/gadget/function/Makefile
index 86e825269947..5d3a6cf02218 100644
--- a/drivers/usb/gadget/function/Makefile
+++ b/drivers/usb/gadget/function/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# USB peripheral controller drivers
#
diff --git a/drivers/usb/gadget/function/f_mass_storage.h b/drivers/usb/gadget/function/f_mass_storage.h
index dc05ca0c4359..58857fcf199f 100644
--- a/drivers/usb/gadget/function/f_mass_storage.h
+++ b/drivers/usb/gadget/function/f_mass_storage.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef USB_F_MASS_STORAGE_H
#define USB_F_MASS_STORAGE_H
diff --git a/drivers/usb/gadget/function/f_rndis.c b/drivers/usb/gadget/function/f_rndis.c
index e1d5853ef1e4..c7c5b3ce1d98 100644
--- a/drivers/usb/gadget/function/f_rndis.c
+++ b/drivers/usb/gadget/function/f_rndis.c
@@ -908,6 +908,7 @@ static void rndis_free_inst(struct usb_function_instance *f)
free_netdev(opts->net);
}
+ kfree(opts->rndis_interf_group); /* single VLA chunk */
kfree(opts);
}
@@ -916,6 +917,7 @@ static struct usb_function_instance *rndis_alloc_inst(void)
struct f_rndis_opts *opts;
struct usb_os_desc *descs[1];
char *names[1];
+ struct config_group *rndis_interf_group;
opts = kzalloc(sizeof(*opts), GFP_KERNEL);
if (!opts)
@@ -940,8 +942,14 @@ static struct usb_function_instance *rndis_alloc_inst(void)
names[0] = "rndis";
config_group_init_type_name(&opts->func_inst.group, "",
&rndis_func_type);
- usb_os_desc_prepare_interf_dir(&opts->func_inst.group, 1, descs,
- names, THIS_MODULE);
+ rndis_interf_group =
+ usb_os_desc_prepare_interf_dir(&opts->func_inst.group, 1, descs,
+ names, THIS_MODULE);
+ if (IS_ERR(rndis_interf_group)) {
+ rndis_free_inst(&opts->func_inst);
+ return ERR_CAST(rndis_interf_group);
+ }
+ opts->rndis_interf_group = rndis_interf_group;
return &opts->func_inst;
}
diff --git a/drivers/usb/gadget/function/g_zero.h b/drivers/usb/gadget/function/g_zero.h
index 492924d0d599..98b8462ad538 100644
--- a/drivers/usb/gadget/function/g_zero.h
+++ b/drivers/usb/gadget/function/g_zero.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header declares the utility functions used by "Gadget Zero", plus
* interfaces to its two single-configuration function drivers.
diff --git a/drivers/usb/gadget/function/storage_common.h b/drivers/usb/gadget/function/storage_common.h
index e0814a960132..e5e3a2553aaa 100644
--- a/drivers/usb/gadget/function/storage_common.h
+++ b/drivers/usb/gadget/function/storage_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef USB_STORAGE_COMMON_H
#define USB_STORAGE_COMMON_H
diff --git a/drivers/usb/gadget/function/tcm.h b/drivers/usb/gadget/function/tcm.h
index a27e6e34db0b..3cd565794ad7 100644
--- a/drivers/usb/gadget/function/tcm.h
+++ b/drivers/usb/gadget/function/tcm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __TARGET_USB_GADGET_H__
#define __TARGET_USB_GADGET_H__
diff --git a/drivers/usb/gadget/function/u_rndis.h b/drivers/usb/gadget/function/u_rndis.h
index a35ee3c2545d..efdb7ac381d9 100644
--- a/drivers/usb/gadget/function/u_rndis.h
+++ b/drivers/usb/gadget/function/u_rndis.h
@@ -26,6 +26,7 @@ struct f_rndis_opts {
bool bound;
bool borrowed_net;
+ struct config_group *rndis_interf_group;
struct usb_os_desc rndis_os_desc;
char rndis_ext_compat_id[16];
diff --git a/drivers/usb/gadget/function/uvc_queue.h b/drivers/usb/gadget/function/uvc_queue.h
index ac461a9a1a70..51ee94e5cf2b 100644
--- a/drivers/usb/gadget/function/uvc_queue.h
+++ b/drivers/usb/gadget/function/uvc_queue.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _UVC_QUEUE_H_
#define _UVC_QUEUE_H_
diff --git a/drivers/usb/gadget/legacy/Makefile b/drivers/usb/gadget/legacy/Makefile
index 7f485f25705e..abd0c3e66a05 100644
--- a/drivers/usb/gadget/legacy/Makefile
+++ b/drivers/usb/gadget/legacy/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# USB gadget drivers
#
diff --git a/drivers/usb/gadget/udc/Makefile b/drivers/usb/gadget/udc/Makefile
index ea9e1c7f1923..ce865b129fd6 100644
--- a/drivers/usb/gadget/udc/Makefile
+++ b/drivers/usb/gadget/udc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# define_trace.h needs to know how to find our header
CFLAGS_trace.o := -I$(src)
diff --git a/drivers/usb/gadget/udc/bdc/Makefile b/drivers/usb/gadget/udc/bdc/Makefile
index 5cf6a3bcdf0f..52cb5ea48bbe 100644
--- a/drivers/usb/gadget/udc/bdc/Makefile
+++ b/drivers/usb/gadget/udc/bdc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_USB_BDC_UDC) += bdc.o
bdc-y := bdc_core.o bdc_cmd.o bdc_ep.o bdc_udc.o
diff --git a/drivers/usb/gadget/udc/dummy_hcd.c b/drivers/usb/gadget/udc/dummy_hcd.c
index b17618a55f1b..f04e91ef9e7c 100644
--- a/drivers/usb/gadget/udc/dummy_hcd.c
+++ b/drivers/usb/gadget/udc/dummy_hcd.c
@@ -419,6 +419,7 @@ static void set_link_state_by_speed(struct dummy_hcd *dum_hcd)
static void set_link_state(struct dummy_hcd *dum_hcd)
{
struct dummy *dum = dum_hcd->dum;
+ unsigned int power_bit;
dum_hcd->active = 0;
if (dum->pullup)
@@ -429,17 +430,19 @@ static void set_link_state(struct dummy_hcd *dum_hcd)
return;
set_link_state_by_speed(dum_hcd);
+ power_bit = (dummy_hcd_to_hcd(dum_hcd)->speed == HCD_USB3 ?
+ USB_SS_PORT_STAT_POWER : USB_PORT_STAT_POWER);
if ((dum_hcd->port_status & USB_PORT_STAT_ENABLE) == 0 ||
dum_hcd->active)
dum_hcd->resuming = 0;
/* Currently !connected or in reset */
- if ((dum_hcd->port_status & USB_PORT_STAT_CONNECTION) == 0 ||
+ if ((dum_hcd->port_status & power_bit) == 0 ||
(dum_hcd->port_status & USB_PORT_STAT_RESET) != 0) {
- unsigned disconnect = USB_PORT_STAT_CONNECTION &
+ unsigned int disconnect = power_bit &
dum_hcd->old_status & (~dum_hcd->port_status);
- unsigned reset = USB_PORT_STAT_RESET &
+ unsigned int reset = USB_PORT_STAT_RESET &
(~dum_hcd->old_status) & dum_hcd->port_status;
/* Report reset and disconnect events to the driver */
diff --git a/drivers/usb/gadget/udc/omap_udc.h b/drivers/usb/gadget/udc/omap_udc.h
index 26974196cf44..00f9e608e755 100644
--- a/drivers/usb/gadget/udc/omap_udc.h
+++ b/drivers/usb/gadget/udc/omap_udc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* omap_udc.h -- for omap 3.2 udc, with OTG support
*
diff --git a/drivers/usb/host/Makefile b/drivers/usb/host/Makefile
index cf2691fffcc0..4ab2689c8952 100644
--- a/drivers/usb/host/Makefile
+++ b/drivers/usb/host/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for USB Host Controller Drivers
#
diff --git a/drivers/usb/host/fotg210.h b/drivers/usb/host/fotg210.h
index b5cfa7aeb277..7fcd785c7bc8 100644
--- a/drivers/usb/host/fotg210.h
+++ b/drivers/usb/host/fotg210.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_FOTG210_H
#define __LINUX_FOTG210_H
diff --git a/drivers/usb/host/isp116x.h b/drivers/usb/host/isp116x.h
index dd34b7a33965..a5e929c10d53 100644
--- a/drivers/usb/host/isp116x.h
+++ b/drivers/usb/host/isp116x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ISP116x register declarations and HCD data structures
*
diff --git a/drivers/usb/host/isp1362.h b/drivers/usb/host/isp1362.h
index 3b0b4847c3a9..da79e36ced89 100644
--- a/drivers/usb/host/isp1362.h
+++ b/drivers/usb/host/isp1362.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ISP1362 HCD (Host Controller Driver) for USB.
*
diff --git a/drivers/usb/host/oxu210hp.h b/drivers/usb/host/oxu210hp.h
index 1c216ad9aad2..437044147862 100644
--- a/drivers/usb/host/oxu210hp.h
+++ b/drivers/usb/host/oxu210hp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Host interface registers
*/
diff --git a/drivers/usb/host/pci-quirks.h b/drivers/usb/host/pci-quirks.h
index 5582cbafecd4..b68dcb5dd0fd 100644
--- a/drivers/usb/host/pci-quirks.h
+++ b/drivers/usb/host/pci-quirks.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_USB_PCI_QUIRKS_H
#define __LINUX_USB_PCI_QUIRKS_H
diff --git a/drivers/usb/host/sl811.h b/drivers/usb/host/sl811.h
index 1e23ef49bec1..2abe51a5db44 100644
--- a/drivers/usb/host/sl811.h
+++ b/drivers/usb/host/sl811.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* SL811HS register declarations and HCD data structures
*
diff --git a/drivers/usb/host/uhci-debug.c b/drivers/usb/host/uhci-debug.c
index 9c6635d43db0..c4e67c4b51f6 100644
--- a/drivers/usb/host/uhci-debug.c
+++ b/drivers/usb/host/uhci-debug.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* UHCI-specific debugging code. Invaluable when something
* goes wrong, but don't get in my face.
diff --git a/drivers/usb/host/uhci-grlib.c b/drivers/usb/host/uhci-grlib.c
index 0342991c9507..2103b1ed0f8f 100644
--- a/drivers/usb/host/uhci-grlib.c
+++ b/drivers/usb/host/uhci-grlib.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* UHCI HCD (Host Controller Driver) for GRLIB GRUSBHC
*
diff --git a/drivers/usb/host/uhci-hcd.h b/drivers/usb/host/uhci-hcd.h
index 91b22b2ea3aa..d97f0d9b3ce6 100644
--- a/drivers/usb/host/uhci-hcd.h
+++ b/drivers/usb/host/uhci-hcd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_UHCI_HCD_H
#define __LINUX_UHCI_HCD_H
diff --git a/drivers/usb/host/uhci-hub.c b/drivers/usb/host/uhci-hub.c
index ece9e37e89fe..47106dd8ca7c 100644
--- a/drivers/usb/host/uhci-hub.c
+++ b/drivers/usb/host/uhci-hub.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Universal Host Controller Interface driver for USB.
*
diff --git a/drivers/usb/host/uhci-pci.c b/drivers/usb/host/uhci-pci.c
index 49effdc0d857..0dd944277c99 100644
--- a/drivers/usb/host/uhci-pci.c
+++ b/drivers/usb/host/uhci-pci.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* UHCI HCD (Host Controller Driver) PCI Bus Glue.
*
diff --git a/drivers/usb/host/uhci-platform.c b/drivers/usb/host/uhci-platform.c
index 1b4e086c33a0..6cb16d4b2257 100644
--- a/drivers/usb/host/uhci-platform.c
+++ b/drivers/usb/host/uhci-platform.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Generic UHCI HCD (Host Controller Driver) for Platform Devices
*
diff --git a/drivers/usb/host/uhci-q.c b/drivers/usb/host/uhci-q.c
index c17ea1589b83..49d4edc03cc2 100644
--- a/drivers/usb/host/uhci-q.c
+++ b/drivers/usb/host/uhci-q.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Universal Host Controller Interface driver for USB.
*
diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c
index da9158f171cb..a2336deb5e36 100644
--- a/drivers/usb/host/xhci-hub.c
+++ b/drivers/usb/host/xhci-hub.c
@@ -420,14 +420,25 @@ static int xhci_stop_device(struct xhci_hcd *xhci, int slot_id, int suspend)
GFP_NOWAIT);
if (!command) {
spin_unlock_irqrestore(&xhci->lock, flags);
- xhci_free_command(xhci, cmd);
- return -ENOMEM;
+ ret = -ENOMEM;
+ goto cmd_cleanup;
+ }
+
+ ret = xhci_queue_stop_endpoint(xhci, command, slot_id,
+ i, suspend);
+ if (ret) {
+ spin_unlock_irqrestore(&xhci->lock, flags);
+ xhci_free_command(xhci, command);
+ goto cmd_cleanup;
}
- xhci_queue_stop_endpoint(xhci, command, slot_id, i,
- suspend);
}
}
- xhci_queue_stop_endpoint(xhci, cmd, slot_id, 0, suspend);
+ ret = xhci_queue_stop_endpoint(xhci, cmd, slot_id, 0, suspend);
+ if (ret) {
+ spin_unlock_irqrestore(&xhci->lock, flags);
+ goto cmd_cleanup;
+ }
+
xhci_ring_cmd_db(xhci);
spin_unlock_irqrestore(&xhci->lock, flags);
@@ -439,6 +450,8 @@ static int xhci_stop_device(struct xhci_hcd *xhci, int slot_id, int suspend)
xhci_warn(xhci, "Timeout while waiting for stop endpoint command\n");
ret = -ETIME;
}
+
+cmd_cleanup:
xhci_free_command(xhci, cmd);
return ret;
}
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index a9443651ce0f..82c746e2d85c 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -1309,6 +1309,7 @@ static void xhci_complete_del_and_free_cmd(struct xhci_command *cmd, u32 status)
void xhci_cleanup_command_queue(struct xhci_hcd *xhci)
{
struct xhci_command *cur_cmd, *tmp_cmd;
+ xhci->current_cmd = NULL;
list_for_each_entry_safe(cur_cmd, tmp_cmd, &xhci->cmd_list, cmd_list)
xhci_complete_del_and_free_cmd(cur_cmd, COMP_COMMAND_ABORTED);
}
@@ -2579,15 +2580,21 @@ static int handle_tx_event(struct xhci_hcd *xhci,
(struct xhci_generic_trb *) ep_trb);
/*
- * No-op TRB should not trigger interrupts.
- * If ep_trb is a no-op TRB, it means the
- * corresponding TD has been cancelled. Just ignore
- * the TD.
+ * No-op TRB could trigger interrupts in a case where
+ * a URB was killed and a STALL_ERROR happens right
+ * after the endpoint ring stopped. Reset the halted
+ * endpoint. Otherwise, the endpoint remains stalled
+ * indefinitely.
*/
if (trb_is_noop(ep_trb)) {
- xhci_dbg(xhci,
- "ep_trb is a no-op TRB. Skip it for slot %u ep %u\n",
- slot_id, ep_index);
+ if (trb_comp_code == COMP_STALL_ERROR ||
+ xhci_requires_manual_halt_cleanup(xhci, ep_ctx,
+ trb_comp_code))
+ xhci_cleanup_halted_endpoint(xhci, slot_id,
+ ep_index,
+ ep_ring->stream_id,
+ td, ep_trb,
+ EP_HARD_RESET);
goto cleanup;
}
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index ee198ea47f49..51535ba2bcd4 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -4805,7 +4805,8 @@ int xhci_gen_setup(struct usb_hcd *hcd, xhci_get_quirks_t get_quirks)
*/
hcd->has_tt = 1;
} else {
- if (xhci->sbrn == 0x31) {
+ /* Some 3.1 hosts return sbrn 0x30, can't rely on sbrn alone */
+ if (xhci->sbrn == 0x31 || xhci->usb3_rhub.min_rev >= 1) {
xhci_info(xhci, "Host supports USB 3.1 Enhanced SuperSpeed\n");
hcd->speed = HCD_USB31;
hcd->self.root_hub->speed = USB_SPEED_SUPER_PLUS;
diff --git a/drivers/usb/image/microtek.h b/drivers/usb/image/microtek.h
index 7e32ae787136..66685e59241a 100644
--- a/drivers/usb/image/microtek.h
+++ b/drivers/usb/image/microtek.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Driver for Microtek Scanmaker X6 USB scanner and possibly others.
*
diff --git a/drivers/usb/isp1760/isp1760-hcd.c b/drivers/usb/isp1760/isp1760-hcd.c
index 8e59e0c02b8a..bb4d6d959871 100644
--- a/drivers/usb/isp1760/isp1760-hcd.c
+++ b/drivers/usb/isp1760/isp1760-hcd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Driver for the NXP ISP1760 chip
*
diff --git a/drivers/usb/isp1760/isp1760-hcd.h b/drivers/usb/isp1760/isp1760-hcd.h
index 0c1c98d6ea08..f1bb2deb1ccf 100644
--- a/drivers/usb/isp1760/isp1760-hcd.h
+++ b/drivers/usb/isp1760/isp1760-hcd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ISP1760_HCD_H_
#define _ISP1760_HCD_H_
diff --git a/drivers/usb/isp1760/isp1760-if.c b/drivers/usb/isp1760/isp1760-if.c
index bc68bbab7fa1..241a00d75027 100644
--- a/drivers/usb/isp1760/isp1760-if.c
+++ b/drivers/usb/isp1760/isp1760-if.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Glue code for the ISP1760 driver and bus
* Currently there is support for
diff --git a/drivers/usb/misc/Makefile b/drivers/usb/misc/Makefile
index 7fdb45fc976f..109f54f5b9aa 100644
--- a/drivers/usb/misc/Makefile
+++ b/drivers/usb/misc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the rest of the USB drivers
# (the ones that don't fit into any other categories)
diff --git a/drivers/usb/misc/usbtest.c b/drivers/usb/misc/usbtest.c
index eee82ca55b7b..b3fc602b2e24 100644
--- a/drivers/usb/misc/usbtest.c
+++ b/drivers/usb/misc/usbtest.c
@@ -202,12 +202,13 @@ found:
return tmp;
}
- if (in) {
+ if (in)
dev->in_pipe = usb_rcvbulkpipe(udev,
in->desc.bEndpointAddress & USB_ENDPOINT_NUMBER_MASK);
+ if (out)
dev->out_pipe = usb_sndbulkpipe(udev,
out->desc.bEndpointAddress & USB_ENDPOINT_NUMBER_MASK);
- }
+
if (iso_in) {
dev->iso_in = &iso_in->desc;
dev->in_iso_pipe = usb_rcvisocpipe(udev,
@@ -1964,6 +1965,9 @@ test_queue(struct usbtest_dev *dev, struct usbtest_param_32 *param,
int status = 0;
struct urb *urbs[param->sglen];
+ if (!param->sglen || param->iterations > UINT_MAX / param->sglen)
+ return -EINVAL;
+
memset(&context, 0, sizeof(context));
context.count = param->iterations * param->sglen;
context.dev = dev;
@@ -2087,6 +2091,8 @@ usbtest_do_ioctl(struct usb_interface *intf, struct usbtest_param_32 *param)
if (param->iterations <= 0)
return -EINVAL;
+ if (param->sglen > MAX_SGLEN)
+ return -EINVAL;
/*
* Just a bunch of test cases that every HCD is expected to handle.
*
diff --git a/drivers/usb/mon/mon_bin.c b/drivers/usb/mon/mon_bin.c
index b6d8bf475c92..f6ae753ab99b 100644
--- a/drivers/usb/mon/mon_bin.c
+++ b/drivers/usb/mon/mon_bin.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* The USB Monitor, inspired by Dave Harding's USBMon.
*
diff --git a/drivers/usb/mon/mon_stat.c b/drivers/usb/mon/mon_stat.c
index 5bdf73a57498..98ab0cc473d6 100644
--- a/drivers/usb/mon/mon_stat.c
+++ b/drivers/usb/mon/mon_stat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* The USB Monitor, inspired by Dave Harding's USBMon.
*
diff --git a/drivers/usb/mon/mon_text.c b/drivers/usb/mon/mon_text.c
index 19c416d69eb9..f5e1bb5e5217 100644
--- a/drivers/usb/mon/mon_text.c
+++ b/drivers/usb/mon/mon_text.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* The USB Monitor, inspired by Dave Harding's USBMon.
*
diff --git a/drivers/usb/mon/usb_mon.h b/drivers/usb/mon/usb_mon.h
index df9a4df342c7..aa64efaba366 100644
--- a/drivers/usb/mon/usb_mon.h
+++ b/drivers/usb/mon/usb_mon.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* The USB Monitor, inspired by Dave Harding's USBMon.
*
diff --git a/drivers/usb/mtu3/Makefile b/drivers/usb/mtu3/Makefile
index 60e0fff7a847..4a9715812bf9 100644
--- a/drivers/usb/mtu3/Makefile
+++ b/drivers/usb/mtu3/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-$(CONFIG_USB_MTU3_DEBUG) += -DDEBUG
diff --git a/drivers/usb/musb/Makefile b/drivers/usb/musb/Makefile
index 689d42aba8a9..79d4d5439164 100644
--- a/drivers/usb/musb/Makefile
+++ b/drivers/usb/musb/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# for USB OTG silicon based on Mentor Graphics INVENTRA designs
#
diff --git a/drivers/usb/musb/cppi_dma.h b/drivers/usb/musb/cppi_dma.h
index 9bb7c5e45c85..16dd1ed44bb5 100644
--- a/drivers/usb/musb/cppi_dma.h
+++ b/drivers/usb/musb/cppi_dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright (C) 2005-2006 by Texas Instruments */
#ifndef _CPPI_DMA_H_
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index 029692053dd3..ff5a1a8989d5 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -906,7 +906,7 @@ b_host:
*/
if (int_usb & MUSB_INTR_RESET) {
handled = IRQ_HANDLED;
- if (devctl & MUSB_DEVCTL_HM) {
+ if (is_host_active(musb)) {
/*
* When BABBLE happens what we can depends on which
* platform MUSB is running, because some platforms
@@ -916,9 +916,7 @@ b_host:
* drop the session.
*/
dev_err(musb->controller, "Babble\n");
-
- if (is_host_active(musb))
- musb_recover_from_babble(musb);
+ musb_recover_from_babble(musb);
} else {
musb_dbg(musb, "BUS RESET as %s",
usb_otg_state_string(musb->xceiv->otg->state));
@@ -1861,22 +1859,22 @@ static void musb_pm_runtime_check_session(struct musb *musb)
MUSB_DEVCTL_HR;
switch (devctl & ~s) {
case MUSB_QUIRK_B_INVALID_VBUS_91:
- if (musb->quirk_retries--) {
+ if (musb->quirk_retries && !musb->flush_irq_work) {
musb_dbg(musb,
"Poll devctl on invalid vbus, assume no session");
schedule_delayed_work(&musb->irq_work,
msecs_to_jiffies(1000));
-
+ musb->quirk_retries--;
return;
}
/* fall through */
case MUSB_QUIRK_A_DISCONNECT_19:
- if (musb->quirk_retries--) {
+ if (musb->quirk_retries && !musb->flush_irq_work) {
musb_dbg(musb,
"Poll devctl on possible host mode disconnect");
schedule_delayed_work(&musb->irq_work,
msecs_to_jiffies(1000));
-
+ musb->quirk_retries--;
return;
}
if (!musb->session)
@@ -2681,8 +2679,15 @@ static int musb_suspend(struct device *dev)
musb_platform_disable(musb);
musb_disable_interrupts(musb);
+
+ musb->flush_irq_work = true;
+ while (flush_delayed_work(&musb->irq_work))
+ ;
+ musb->flush_irq_work = false;
+
if (!(musb->io.quirks & MUSB_PRESERVE_SESSION))
musb_writeb(musb->mregs, MUSB_DEVCTL, 0);
+
WARN_ON(!list_empty(&musb->pending_list));
spin_lock_irqsave(&musb->lock, flags);
diff --git a/drivers/usb/musb/musb_core.h b/drivers/usb/musb/musb_core.h
index c748f4ac1154..20f4614178d9 100644
--- a/drivers/usb/musb/musb_core.h
+++ b/drivers/usb/musb/musb_core.h
@@ -428,6 +428,8 @@ struct musb {
unsigned test_mode:1;
unsigned softconnect:1;
+ unsigned flush_irq_work:1;
+
u8 address;
u8 test_mode_nr;
u16 ackpend; /* ep0 */
diff --git a/drivers/usb/musb/musb_cppi41.c b/drivers/usb/musb/musb_cppi41.c
index ba255280a624..1ec0a4947b6b 100644
--- a/drivers/usb/musb/musb_cppi41.c
+++ b/drivers/usb/musb/musb_cppi41.c
@@ -26,15 +26,28 @@
#define MUSB_DMA_NUM_CHANNELS 15
+#define DA8XX_USB_MODE 0x10
+#define DA8XX_USB_AUTOREQ 0x14
+#define DA8XX_USB_TEARDOWN 0x1c
+
+#define DA8XX_DMA_NUM_CHANNELS 4
+
struct cppi41_dma_controller {
struct dma_controller controller;
- struct cppi41_dma_channel rx_channel[MUSB_DMA_NUM_CHANNELS];
- struct cppi41_dma_channel tx_channel[MUSB_DMA_NUM_CHANNELS];
+ struct cppi41_dma_channel *rx_channel;
+ struct cppi41_dma_channel *tx_channel;
struct hrtimer early_tx;
struct list_head early_tx_list;
u32 rx_mode;
u32 tx_mode;
u32 auto_req;
+
+ u32 tdown_reg;
+ u32 autoreq_reg;
+
+ void (*set_dma_mode)(struct cppi41_dma_channel *cppi41_channel,
+ unsigned int mode);
+ u8 num_channels;
};
static void save_rx_toggle(struct cppi41_dma_channel *cppi41_channel)
@@ -349,6 +362,32 @@ static void cppi41_set_dma_mode(struct cppi41_dma_channel *cppi41_channel,
}
}
+static void da8xx_set_dma_mode(struct cppi41_dma_channel *cppi41_channel,
+ unsigned int mode)
+{
+ struct cppi41_dma_controller *controller = cppi41_channel->controller;
+ struct musb *musb = controller->controller.musb;
+ unsigned int shift;
+ u32 port;
+ u32 new_mode;
+ u32 old_mode;
+
+ old_mode = controller->tx_mode;
+ port = cppi41_channel->port_num;
+
+ shift = (port - 1) * 4;
+ if (!cppi41_channel->is_tx)
+ shift += 16;
+ new_mode = old_mode & ~(3 << shift);
+ new_mode |= mode << shift;
+
+ if (new_mode == old_mode)
+ return;
+ controller->tx_mode = new_mode;
+ musb_writel(musb->ctrl_base, DA8XX_USB_MODE, new_mode);
+}
+
+
static void cppi41_set_autoreq_mode(struct cppi41_dma_channel *cppi41_channel,
unsigned mode)
{
@@ -364,8 +403,8 @@ static void cppi41_set_autoreq_mode(struct cppi41_dma_channel *cppi41_channel,
if (new_mode == old_mode)
return;
controller->auto_req = new_mode;
- musb_writel(controller->controller.musb->ctrl_base, USB_CTRL_AUTOREQ,
- new_mode);
+ musb_writel(controller->controller.musb->ctrl_base,
+ controller->autoreq_reg, new_mode);
}
static bool cppi41_configure_channel(struct dma_channel *channel,
@@ -373,6 +412,7 @@ static bool cppi41_configure_channel(struct dma_channel *channel,
dma_addr_t dma_addr, u32 len)
{
struct cppi41_dma_channel *cppi41_channel = channel->private_data;
+ struct cppi41_dma_controller *controller = cppi41_channel->controller;
struct dma_chan *dc = cppi41_channel->dc;
struct dma_async_tx_descriptor *dma_desc;
enum dma_transfer_direction direction;
@@ -398,7 +438,7 @@ static bool cppi41_configure_channel(struct dma_channel *channel,
musb_writel(musb->ctrl_base,
RNDIS_REG(cppi41_channel->port_num), len);
/* gen rndis */
- cppi41_set_dma_mode(cppi41_channel,
+ controller->set_dma_mode(cppi41_channel,
EP_MODE_DMA_GEN_RNDIS);
/* auto req */
@@ -407,14 +447,15 @@ static bool cppi41_configure_channel(struct dma_channel *channel,
} else {
musb_writel(musb->ctrl_base,
RNDIS_REG(cppi41_channel->port_num), 0);
- cppi41_set_dma_mode(cppi41_channel,
+ controller->set_dma_mode(cppi41_channel,
EP_MODE_DMA_TRANSPARENT);
cppi41_set_autoreq_mode(cppi41_channel,
EP_MODE_AUTOREQ_NONE);
}
} else {
/* fallback mode */
- cppi41_set_dma_mode(cppi41_channel, EP_MODE_DMA_TRANSPARENT);
+ controller->set_dma_mode(cppi41_channel,
+ EP_MODE_DMA_TRANSPARENT);
cppi41_set_autoreq_mode(cppi41_channel, EP_MODE_AUTOREQ_NONE);
len = min_t(u32, packet_sz, len);
}
@@ -445,7 +486,7 @@ static struct dma_channel *cppi41_dma_channel_allocate(struct dma_controller *c,
struct cppi41_dma_channel *cppi41_channel = NULL;
u8 ch_num = hw_ep->epnum - 1;
- if (ch_num >= MUSB_DMA_NUM_CHANNELS)
+ if (ch_num >= controller->num_channels)
return NULL;
if (is_tx)
@@ -581,12 +622,13 @@ static int cppi41_dma_channel_abort(struct dma_channel *channel)
do {
if (is_tx)
- musb_writel(musb->ctrl_base, USB_TDOWN, tdbit);
+ musb_writel(musb->ctrl_base, controller->tdown_reg,
+ tdbit);
ret = dmaengine_terminate_all(cppi41_channel->dc);
} while (ret == -EAGAIN);
if (is_tx) {
- musb_writel(musb->ctrl_base, USB_TDOWN, tdbit);
+ musb_writel(musb->ctrl_base, controller->tdown_reg, tdbit);
csr = musb_readw(epio, MUSB_TXCSR);
if (csr & MUSB_TXCSR_TXPKTRDY) {
@@ -604,7 +646,7 @@ static void cppi41_release_all_dma_chans(struct cppi41_dma_controller *ctrl)
struct dma_chan *dc;
int i;
- for (i = 0; i < MUSB_DMA_NUM_CHANNELS; i++) {
+ for (i = 0; i < ctrl->num_channels; i++) {
dc = ctrl->tx_channel[i].dc;
if (dc)
dma_release_channel(dc);
@@ -656,7 +698,7 @@ static int cppi41_dma_controller_start(struct cppi41_dma_controller *controller)
goto err;
ret = -EINVAL;
- if (port > MUSB_DMA_NUM_CHANNELS || !port)
+ if (port > controller->num_channels || !port)
goto err;
if (is_tx)
cppi41_channel = &controller->tx_channel[port - 1];
@@ -697,6 +739,8 @@ void cppi41_dma_controller_destroy(struct dma_controller *c)
hrtimer_cancel(&controller->early_tx);
cppi41_dma_controller_stop(controller);
+ kfree(controller->rx_channel);
+ kfree(controller->tx_channel);
kfree(controller);
}
EXPORT_SYMBOL_GPL(cppi41_dma_controller_destroy);
@@ -705,6 +749,7 @@ struct dma_controller *
cppi41_dma_controller_create(struct musb *musb, void __iomem *base)
{
struct cppi41_dma_controller *controller;
+ int channel_size;
int ret = 0;
if (!musb->controller->parent->of_node) {
@@ -727,12 +772,37 @@ cppi41_dma_controller_create(struct musb *musb, void __iomem *base)
controller->controller.is_compatible = cppi41_is_compatible;
controller->controller.musb = musb;
+ if (musb->io.quirks & MUSB_DA8XX) {
+ controller->tdown_reg = DA8XX_USB_TEARDOWN;
+ controller->autoreq_reg = DA8XX_USB_AUTOREQ;
+ controller->set_dma_mode = da8xx_set_dma_mode;
+ controller->num_channels = DA8XX_DMA_NUM_CHANNELS;
+ } else {
+ controller->tdown_reg = USB_TDOWN;
+ controller->autoreq_reg = USB_CTRL_AUTOREQ;
+ controller->set_dma_mode = cppi41_set_dma_mode;
+ controller->num_channels = MUSB_DMA_NUM_CHANNELS;
+ }
+
+ channel_size = controller->num_channels *
+ sizeof(struct cppi41_dma_channel);
+ controller->rx_channel = kzalloc(channel_size, GFP_KERNEL);
+ if (!controller->rx_channel)
+ goto rx_channel_alloc_fail;
+ controller->tx_channel = kzalloc(channel_size, GFP_KERNEL);
+ if (!controller->tx_channel)
+ goto tx_channel_alloc_fail;
+
ret = cppi41_dma_controller_start(controller);
if (ret)
goto plat_get_fail;
return &controller->controller;
plat_get_fail:
+ kfree(controller->tx_channel);
+tx_channel_alloc_fail:
+ kfree(controller->rx_channel);
+rx_channel_alloc_fail:
kfree(controller);
kzalloc_fail:
if (ret == -EPROBE_DEFER)
diff --git a/drivers/usb/musb/sunxi.c b/drivers/usb/musb/sunxi.c
index c9a09b5bb6e5..dc353e24d53c 100644
--- a/drivers/usb/musb/sunxi.c
+++ b/drivers/usb/musb/sunxi.c
@@ -297,6 +297,8 @@ static int sunxi_musb_exit(struct musb *musb)
if (test_bit(SUNXI_MUSB_FL_HAS_SRAM, &glue->flags))
sunxi_sram_release(musb->controller->parent);
+ devm_usb_put_phy(glue->dev, glue->xceiv);
+
return 0;
}
diff --git a/drivers/usb/phy/Makefile b/drivers/usb/phy/Makefile
index e7c9ca8cafb0..0c40ccc90631 100644
--- a/drivers/usb/phy/Makefile
+++ b/drivers/usb/phy/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for physical layer USB drivers
#
diff --git a/drivers/usb/phy/phy-am335x-control.h b/drivers/usb/phy/phy-am335x-control.h
index e86b3165d69d..cd4acfc6e360 100644
--- a/drivers/usb/phy/phy-am335x-control.h
+++ b/drivers/usb/phy/phy-am335x-control.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _AM335x_PHY_CONTROL_H_
#define _AM335x_PHY_CONTROL_H_
diff --git a/drivers/usb/phy/phy-generic.h b/drivers/usb/phy/phy-generic.h
index 0d0eadd54ed9..97289627561d 100644
--- a/drivers/usb/phy/phy-generic.h
+++ b/drivers/usb/phy/phy-generic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PHY_GENERIC_H_
#define _PHY_GENERIC_H_
diff --git a/drivers/usb/phy/phy-tegra-usb.c b/drivers/usb/phy/phy-tegra-usb.c
index 5fe4a5704bde..ccc2bf5274b4 100644
--- a/drivers/usb/phy/phy-tegra-usb.c
+++ b/drivers/usb/phy/phy-tegra-usb.c
@@ -329,6 +329,14 @@ static void utmi_phy_clk_disable(struct tegra_usb_phy *phy)
unsigned long val;
void __iomem *base = phy->regs;
+ /*
+ * The USB driver may have already initiated the phy clock
+ * disable so wait to see if the clock turns off and if not
+ * then proceed with gating the clock.
+ */
+ if (utmi_wait_register(base + USB_SUSP_CTRL, USB_PHY_CLK_VALID, 0) == 0)
+ return;
+
if (phy->is_legacy_phy) {
val = readl(base + USB_SUSP_CTRL);
val |= USB_SUSP_SET;
@@ -351,6 +359,15 @@ static void utmi_phy_clk_enable(struct tegra_usb_phy *phy)
unsigned long val;
void __iomem *base = phy->regs;
+ /*
+ * The USB driver may have already initiated the phy clock
+ * enable so wait to see if the clock turns on and if not
+ * then proceed with ungating the clock.
+ */
+ if (utmi_wait_register(base + USB_SUSP_CTRL, USB_PHY_CLK_VALID,
+ USB_PHY_CLK_VALID) == 0)
+ return;
+
if (phy->is_legacy_phy) {
val = readl(base + USB_SUSP_CTRL);
val |= USB_SUSP_CLR;
diff --git a/drivers/usb/renesas_usbhs/Makefile b/drivers/usb/renesas_usbhs/Makefile
index d787d05f6546..fac147a3ad23 100644
--- a/drivers/usb/renesas_usbhs/Makefile
+++ b/drivers/usb/renesas_usbhs/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# for Renesas USB
#
diff --git a/drivers/usb/renesas_usbhs/fifo.c b/drivers/usb/renesas_usbhs/fifo.c
index 68f26904c316..50285b01da92 100644
--- a/drivers/usb/renesas_usbhs/fifo.c
+++ b/drivers/usb/renesas_usbhs/fifo.c
@@ -857,9 +857,9 @@ static void xfer_work(struct work_struct *work)
fifo->name, usbhs_pipe_number(pipe), pkt->length, pkt->zero);
usbhs_pipe_running(pipe, 1);
- usbhsf_dma_start(pipe, fifo);
usbhs_pipe_set_trans_count_if_bulk(pipe, pkt->trans);
dma_async_issue_pending(chan);
+ usbhsf_dma_start(pipe, fifo);
usbhs_pipe_enable(pipe);
xfer_work_end:
diff --git a/drivers/usb/serial/Makefile b/drivers/usb/serial/Makefile
index 5a21a82390e1..2d491e434f11 100644
--- a/drivers/usb/serial/Makefile
+++ b/drivers/usb/serial/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the USB serial device drivers.
#
diff --git a/drivers/usb/serial/console.c b/drivers/usb/serial/console.c
index fdf89800ebc3..43a862a90a77 100644
--- a/drivers/usb/serial/console.c
+++ b/drivers/usb/serial/console.c
@@ -186,6 +186,7 @@ static int usb_console_setup(struct console *co, char *options)
tty_kref_put(tty);
reset_open_count:
port->port.count = 0;
+ info->port = NULL;
usb_autopm_put_interface(serial->interface);
error_get_interface:
usb_serial_put(serial);
@@ -265,7 +266,7 @@ static struct console usbcons = {
void usb_serial_console_disconnect(struct usb_serial *serial)
{
- if (serial->port[0] == usbcons_info.port) {
+ if (serial->port[0] && serial->port[0] == usbcons_info.port) {
usb_serial_console_exit();
usb_serial_put(serial);
}
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index 2d945c9f975c..412f812522ee 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -177,6 +177,7 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(0x1843, 0x0200) }, /* Vaisala USB Instrument Cable */
{ USB_DEVICE(0x18EF, 0xE00F) }, /* ELV USB-I2C-Interface */
{ USB_DEVICE(0x18EF, 0xE025) }, /* ELV Marble Sound Board 1 */
+ { USB_DEVICE(0x18EF, 0xE032) }, /* ELV TFD500 Data Logger */
{ USB_DEVICE(0x1901, 0x0190) }, /* GE B850 CP2105 Recorder interface */
{ USB_DEVICE(0x1901, 0x0193) }, /* GE B650 CP2104 PMC interface */
{ USB_DEVICE(0x1901, 0x0194) }, /* GE Healthcare Remote Alarm Box */
@@ -352,6 +353,7 @@ static struct usb_serial_driver * const serial_drivers[] = {
#define CP210X_PARTNUM_CP2104 0x04
#define CP210X_PARTNUM_CP2105 0x05
#define CP210X_PARTNUM_CP2108 0x08
+#define CP210X_PARTNUM_UNKNOWN 0xFF
/* CP210X_GET_COMM_STATUS returns these 0x13 bytes */
struct cp210x_comm_status {
@@ -1491,8 +1493,11 @@ static int cp210x_attach(struct usb_serial *serial)
result = cp210x_read_vendor_block(serial, REQTYPE_DEVICE_TO_HOST,
CP210X_GET_PARTNUM, &priv->partnum,
sizeof(priv->partnum));
- if (result < 0)
- goto err_free_priv;
+ if (result < 0) {
+ dev_warn(&serial->interface->dev,
+ "querying part number failed\n");
+ priv->partnum = CP210X_PARTNUM_UNKNOWN;
+ }
usb_set_serial_data(serial, priv);
@@ -1505,10 +1510,6 @@ static int cp210x_attach(struct usb_serial *serial)
}
return 0;
-err_free_priv:
- kfree(priv);
-
- return result;
}
static void cp210x_disconnect(struct usb_serial *serial)
diff --git a/drivers/usb/serial/cypress_m8.h b/drivers/usb/serial/cypress_m8.h
index 119d2e17077b..35e223751c0e 100644
--- a/drivers/usb/serial/cypress_m8.h
+++ b/drivers/usb/serial/cypress_m8.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef CYPRESS_M8_H
#define CYPRESS_M8_H
diff --git a/drivers/usb/serial/ezusb_convert.pl b/drivers/usb/serial/ezusb_convert.pl
index 13f11469116e..40d23f21ec74 100644
--- a/drivers/usb/serial/ezusb_convert.pl
+++ b/drivers/usb/serial/ezusb_convert.pl
@@ -1,4 +1,5 @@
#! /usr/bin/perl -w
+# SPDX-License-Identifier: GPL-2.0
# convert an Intel HEX file into a set of C records usable by the firmware
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 1cec03799cdf..49d1b2d4606d 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -1015,6 +1015,8 @@ static const struct usb_device_id id_table_combined[] = {
{ USB_DEVICE(WICED_VID, WICED_USB20706V2_PID) },
{ USB_DEVICE(TI_VID, TI_CC3200_LAUNCHPAD_PID),
.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
+ { USB_DEVICE(CYPRESS_VID, CYPRESS_WICED_BT_USB_PID) },
+ { USB_DEVICE(CYPRESS_VID, CYPRESS_WICED_WL_USB_PID) },
{ } /* Terminating entry */
};
diff --git a/drivers/usb/serial/ftdi_sio.h b/drivers/usb/serial/ftdi_sio.h
index bbcc13df11ac..dcd0b6e05baf 100644
--- a/drivers/usb/serial/ftdi_sio.h
+++ b/drivers/usb/serial/ftdi_sio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Driver definitions for the FTDI USB Single Port Serial Converter -
* known as FTDI_SIO (Serial Input/Output application of the chipset)
diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h
index 4fcf1cecb6d7..4faa09fe308c 100644
--- a/drivers/usb/serial/ftdi_sio_ids.h
+++ b/drivers/usb/serial/ftdi_sio_ids.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* vendor/product IDs (VID/PID) of devices using FTDI USB serial converters.
* Please keep numerically sorted within individual areas, thanks!
@@ -610,6 +611,13 @@
#define ADI_GNICEPLUS_PID 0xF001
/*
+ * Cypress WICED USB UART
+ */
+#define CYPRESS_VID 0x04B4
+#define CYPRESS_WICED_BT_USB_PID 0x009B
+#define CYPRESS_WICED_WL_USB_PID 0xF900
+
+/*
* Microchip Technology, Inc.
*
* MICROCHIP_VID (0x04D8) and MICROCHIP_USB_BOARD_PID (0x000A) are
diff --git a/drivers/usb/serial/kl5kusb105.h b/drivers/usb/serial/kl5kusb105.h
index 22a90badc86b..41c9bf60fbf0 100644
--- a/drivers/usb/serial/kl5kusb105.h
+++ b/drivers/usb/serial/kl5kusb105.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Definitions for the KLSI KL5KUSB105 serial port adapter
*/
diff --git a/drivers/usb/serial/kobil_sct.h b/drivers/usb/serial/kobil_sct.h
index be207f7156fe..030c1b426611 100644
--- a/drivers/usb/serial/kobil_sct.h
+++ b/drivers/usb/serial/kobil_sct.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define SUSBCRequest_SetBaudRateParityAndStopBits 1
#define SUSBCR_SBR_MASK 0xFF00
#define SUSBCR_SBR_1200 0x0100
diff --git a/drivers/usb/serial/metro-usb.c b/drivers/usb/serial/metro-usb.c
index cc84da8dbb84..14511d6a7d44 100644
--- a/drivers/usb/serial/metro-usb.c
+++ b/drivers/usb/serial/metro-usb.c
@@ -45,6 +45,7 @@ struct metrousb_private {
static const struct usb_device_id id_table[] = {
{ USB_DEVICE(FOCUS_VENDOR_ID, FOCUS_PRODUCT_ID_BI) },
{ USB_DEVICE(FOCUS_VENDOR_ID, FOCUS_PRODUCT_ID_UNI) },
+ { USB_DEVICE_INTERFACE_CLASS(0x0c2e, 0x0730, 0xff) }, /* MS7820 */
{ }, /* Terminating entry. */
};
MODULE_DEVICE_TABLE(usb, id_table);
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 54bfef13966a..ba672cf4e888 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -522,6 +522,7 @@ static void option_instat_callback(struct urb *urb);
/* TP-LINK Incorporated products */
#define TPLINK_VENDOR_ID 0x2357
+#define TPLINK_PRODUCT_LTE 0x000D
#define TPLINK_PRODUCT_MA180 0x0201
/* Changhong products */
@@ -2011,6 +2012,7 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE(CELLIENT_VENDOR_ID, CELLIENT_PRODUCT_MEN200) },
{ USB_DEVICE(PETATEL_VENDOR_ID, PETATEL_PRODUCT_NP10T_600A) },
{ USB_DEVICE(PETATEL_VENDOR_ID, PETATEL_PRODUCT_NP10T_600E) },
+ { USB_DEVICE_AND_INTERFACE_INFO(TPLINK_VENDOR_ID, TPLINK_PRODUCT_LTE, 0xff, 0x00, 0x00) }, /* TP-Link LTE Module */
{ USB_DEVICE(TPLINK_VENDOR_ID, TPLINK_PRODUCT_MA180),
.driver_info = (kernel_ulong_t)&net_intf4_blacklist },
{ USB_DEVICE(TPLINK_VENDOR_ID, 0x9000), /* TP-Link MA260 */
diff --git a/drivers/usb/serial/qcserial.c b/drivers/usb/serial/qcserial.c
index ebc0beea69d6..eb9928963a53 100644
--- a/drivers/usb/serial/qcserial.c
+++ b/drivers/usb/serial/qcserial.c
@@ -174,6 +174,10 @@ static const struct usb_device_id id_table[] = {
{DEVICE_SWI(0x413c, 0x81b3)}, /* Dell Wireless 5809e Gobi(TM) 4G LTE Mobile Broadband Card (rev3) */
{DEVICE_SWI(0x413c, 0x81b5)}, /* Dell Wireless 5811e QDL */
{DEVICE_SWI(0x413c, 0x81b6)}, /* Dell Wireless 5811e QDL */
+ {DEVICE_SWI(0x413c, 0x81cf)}, /* Dell Wireless 5819 */
+ {DEVICE_SWI(0x413c, 0x81d0)}, /* Dell Wireless 5819 */
+ {DEVICE_SWI(0x413c, 0x81d1)}, /* Dell Wireless 5818 */
+ {DEVICE_SWI(0x413c, 0x81d2)}, /* Dell Wireless 5818 */
/* Huawei devices */
{DEVICE_HWI(0x03f0, 0x581d)}, /* HP lt4112 LTE/HSPA+ Gobi 4G Modem (Huawei me906e) */
diff --git a/drivers/usb/serial/usb-wwan.h b/drivers/usb/serial/usb-wwan.h
index 44b25c08c68a..d28dab4b9eff 100644
--- a/drivers/usb/serial/usb-wwan.h
+++ b/drivers/usb/serial/usb-wwan.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Definitions for USB serial mobile broadband cards
*/
diff --git a/drivers/usb/storage/Makefile b/drivers/usb/storage/Makefile
index 4cd55481b309..c5126a4cd954 100644
--- a/drivers/usb/storage/Makefile
+++ b/drivers/usb/storage/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the USB Mass Storage device drivers.
#
diff --git a/drivers/usb/storage/option_ms.h b/drivers/usb/storage/option_ms.h
index b6e448cab039..6439992184fa 100644
--- a/drivers/usb/storage/option_ms.h
+++ b/drivers/usb/storage/option_ms.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _OPTION_MS_H_
#define _OPTION_MS_H_
extern int option_ms_init(struct us_data *us);
diff --git a/drivers/usb/storage/sierra_ms.c b/drivers/usb/storage/sierra_ms.c
index 9a51019ac7b2..daf62448483f 100644
--- a/drivers/usb/storage/sierra_ms.c
+++ b/drivers/usb/storage/sierra_ms.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <scsi/scsi.h>
#include <scsi/scsi_host.h>
#include <scsi/scsi_cmnd.h>
diff --git a/drivers/usb/storage/sierra_ms.h b/drivers/usb/storage/sierra_ms.h
index bb48634ac1fc..3e9da537d54a 100644
--- a/drivers/usb/storage/sierra_ms.h
+++ b/drivers/usb/storage/sierra_ms.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SIERRA_MS_H_
#define _SIERRA_MS_H_
extern int sierra_ms_init(struct us_data *us);
diff --git a/drivers/usb/storage/uas-detect.h b/drivers/usb/storage/uas-detect.h
index a155cd02bce2..1fcd758a961f 100644
--- a/drivers/usb/storage/uas-detect.h
+++ b/drivers/usb/storage/uas-detect.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/usb.h>
#include <linux/usb/hcd.h>
#include "usb.h"
diff --git a/drivers/usb/typec/ucsi/Makefile b/drivers/usb/typec/ucsi/Makefile
index 8372fc22f9b3..b57891c1fd31 100644
--- a/drivers/usb/typec/ucsi/Makefile
+++ b/drivers/usb/typec/ucsi/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
CFLAGS_trace.o := -I$(src)
obj-$(CONFIG_TYPEC_UCSI) += typec_ucsi.o
diff --git a/drivers/usb/typec/ucsi/debug.h b/drivers/usb/typec/ucsi/debug.h
index e4d8fc763e6c..fdeff39df120 100644
--- a/drivers/usb/typec/ucsi/debug.h
+++ b/drivers/usb/typec/ucsi/debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UCSI_DEBUG_H
#define __UCSI_DEBUG_H
diff --git a/drivers/usb/typec/ucsi/trace.h b/drivers/usb/typec/ucsi/trace.h
index 98b404404834..d5092446ecc6 100644
--- a/drivers/usb/typec/ucsi/trace.h
+++ b/drivers/usb/typec/ucsi/trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM ucsi
diff --git a/drivers/usb/typec/ucsi/ucsi.h b/drivers/usb/typec/ucsi/ucsi.h
index 8a88f45822e3..53b80f40a908 100644
--- a/drivers/usb/typec/ucsi/ucsi.h
+++ b/drivers/usb/typec/ucsi/ucsi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DRIVER_USB_TYPEC_UCSI_H
#define __DRIVER_USB_TYPEC_UCSI_H
diff --git a/drivers/usb/usbip/Makefile b/drivers/usb/usbip/Makefile
index d843a9e68852..f4c8f3840262 100644
--- a/drivers/usb/usbip/Makefile
+++ b/drivers/usb/usbip/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-$(CONFIG_USBIP_DEBUG) := -DDEBUG
obj-$(CONFIG_USBIP_CORE) += usbip-core.o
diff --git a/drivers/usb/wusbcore/Makefile b/drivers/usb/wusbcore/Makefile
index b3bd313032b1..d604ccdd916f 100644
--- a/drivers/usb/wusbcore/Makefile
+++ b/drivers/usb/wusbcore/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-$(CONFIG_USB_WUSB_CBAF_DEBUG) := -DDEBUG
obj-$(CONFIG_USB_WUSB) += wusbcore.o
diff --git a/drivers/uwb/Makefile b/drivers/uwb/Makefile
index d47dd6e2942c..32f4de7afbd6 100644
--- a/drivers/uwb/Makefile
+++ b/drivers/uwb/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_UWB) += uwb.o
obj-$(CONFIG_UWB_WHCI) += umc.o whci.o whc-rc.o
obj-$(CONFIG_UWB_HWA) += hwa-rc.o
diff --git a/drivers/uwb/i1480/dfu/Makefile b/drivers/uwb/i1480/dfu/Makefile
index bd1b9f25424c..4739fdac5922 100644
--- a/drivers/uwb/i1480/dfu/Makefile
+++ b/drivers/uwb/i1480/dfu/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_UWB_I1480U) += i1480-dfu-usb.o
i1480-dfu-usb-objs := \
diff --git a/drivers/vfio/Makefile b/drivers/vfio/Makefile
index 4a23c13b6be4..de67c4725cce 100644
--- a/drivers/vfio/Makefile
+++ b/drivers/vfio/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
vfio_virqfd-y := virqfd.o
obj-$(CONFIG_VFIO) += vfio.o
diff --git a/drivers/vfio/platform/Makefile b/drivers/vfio/platform/Makefile
index 41a6224f5e6b..3f3a24e7c4ef 100644
--- a/drivers/vfio/platform/Makefile
+++ b/drivers/vfio/platform/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
vfio-platform-base-y := vfio_platform_common.o vfio_platform_irq.o
vfio-platform-y := vfio_platform.o
diff --git a/drivers/vfio/platform/reset/Makefile b/drivers/vfio/platform/reset/Makefile
index 93f4e232697b..90ba20b646da 100644
--- a/drivers/vfio/platform/reset/Makefile
+++ b/drivers/vfio/platform/reset/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
vfio-platform-calxedaxgmac-y := vfio_platform_calxedaxgmac.o
vfio-platform-amdxgbe-y := vfio_platform_amdxgbe.o
diff --git a/drivers/vhost/Makefile b/drivers/vhost/Makefile
index 6b012b986b57..6c6df24f770c 100644
--- a/drivers/vhost/Makefile
+++ b/drivers/vhost/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_VHOST_NET) += vhost_net.o
vhost_net-y := net.o
diff --git a/drivers/vhost/test.h b/drivers/vhost/test.h
index 1fef5df82153..7dd265bfdf81 100644
--- a/drivers/vhost/test.h
+++ b/drivers/vhost/test.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_VHOST_TEST_H
#define LINUX_VHOST_TEST_H
diff --git a/drivers/vhost/vhost.h b/drivers/vhost/vhost.h
index d59a9cc65f9d..79c6e7a60a5e 100644
--- a/drivers/vhost/vhost.h
+++ b/drivers/vhost/vhost.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _VHOST_H
#define _VHOST_H
diff --git a/drivers/video/Makefile b/drivers/video/Makefile
index 445b2c230b56..df7650adede9 100644
--- a/drivers/video/Makefile
+++ b/drivers/video/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_VGASTATE) += vgastate.o
obj-$(CONFIG_HDMI) += hdmi.o
diff --git a/drivers/video/backlight/Makefile b/drivers/video/backlight/Makefile
index 8905129691e8..5e28f01c8391 100644
--- a/drivers/video/backlight/Makefile
+++ b/drivers/video/backlight/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Backlight & LCD drivers
obj-$(CONFIG_LCD_AMS369FG06) += ams369fg06.o
diff --git a/drivers/video/console/Makefile b/drivers/video/console/Makefile
index eb2cbec52643..db07b784bd2c 100644
--- a/drivers/video/console/Makefile
+++ b/drivers/video/console/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for the Linux graphics to console drivers.
# 5 Aug 1999, James Simmons, <mailto:jsimmons@users.sf.net>
# Rewritten to use lists instead of if-statements.
diff --git a/drivers/video/fbdev/Makefile b/drivers/video/fbdev/Makefile
index ee8c81405a7f..8895536a20d6 100644
--- a/drivers/video/fbdev/Makefile
+++ b/drivers/video/fbdev/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for the Linux video drivers.
# 5 Aug 1999, James Simmons, <mailto:jsimmons@users.sf.net>
# Rewritten to use lists instead of if-statements.
diff --git a/drivers/video/fbdev/amba-clcd-nomadik.h b/drivers/video/fbdev/amba-clcd-nomadik.h
index a24032c8156e..462c31381fa1 100644
--- a/drivers/video/fbdev/amba-clcd-nomadik.h
+++ b/drivers/video/fbdev/amba-clcd-nomadik.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _AMBA_CLCD_NOMADIK_H
#define _AMBA_CLCD_NOMADIK_H
diff --git a/drivers/video/fbdev/amba-clcd-versatile.h b/drivers/video/fbdev/amba-clcd-versatile.h
index 4692c3092823..b20baa47e6ad 100644
--- a/drivers/video/fbdev/amba-clcd-versatile.h
+++ b/drivers/video/fbdev/amba-clcd-versatile.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Special local versatile callbacks
*/
diff --git a/drivers/video/fbdev/atafb.h b/drivers/video/fbdev/atafb.h
index 014e05906cb1..2b2675980087 100644
--- a/drivers/video/fbdev/atafb.h
+++ b/drivers/video/fbdev/atafb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _VIDEO_ATAFB_H
#define _VIDEO_ATAFB_H
diff --git a/drivers/video/fbdev/atafb_utils.h b/drivers/video/fbdev/atafb_utils.h
index ac9e19dc5057..8f3396ea8ae5 100644
--- a/drivers/video/fbdev/atafb_utils.h
+++ b/drivers/video/fbdev/atafb_utils.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _VIDEO_ATAFB_UTILS_H
#define _VIDEO_ATAFB_UTILS_H
diff --git a/drivers/video/fbdev/aty/Makefile b/drivers/video/fbdev/aty/Makefile
index a6cc0e9ec790..069465c82d6d 100644
--- a/drivers/video/fbdev/aty/Makefile
+++ b/drivers/video/fbdev/aty/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_FB_ATY) += atyfb.o
obj-$(CONFIG_FB_ATY128) += aty128fb.o
obj-$(CONFIG_FB_RADEON) += radeonfb.o
diff --git a/drivers/video/fbdev/aty/ati_ids.h b/drivers/video/fbdev/aty/ati_ids.h
index 3e9d28bcd9f8..2b589d687b4c 100644
--- a/drivers/video/fbdev/aty/ati_ids.h
+++ b/drivers/video/fbdev/aty/ati_ids.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ATI PCI IDs from XFree86, kept here to make sync'ing with
* XFree much simpler. Currently, this list is only used by
diff --git a/drivers/video/fbdev/aty/atyfb.h b/drivers/video/fbdev/aty/atyfb.h
index 63c4842eb224..8235b285dbb2 100644
--- a/drivers/video/fbdev/aty/atyfb.h
+++ b/drivers/video/fbdev/aty/atyfb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ATI Frame Buffer Device Driver Core Definitions
*/
diff --git a/drivers/video/fbdev/aty/mach64_accel.c b/drivers/video/fbdev/aty/mach64_accel.c
index 182bd680141f..2541a0e0de76 100644
--- a/drivers/video/fbdev/aty/mach64_accel.c
+++ b/drivers/video/fbdev/aty/mach64_accel.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ATI Mach64 Hardware Acceleration
diff --git a/drivers/video/fbdev/aty/mach64_ct.c b/drivers/video/fbdev/aty/mach64_ct.c
index 51f29d627ceb..7d3bd723d3d5 100644
--- a/drivers/video/fbdev/aty/mach64_ct.c
+++ b/drivers/video/fbdev/aty/mach64_ct.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ATI Mach64 CT/VT/GT/LT Support
diff --git a/drivers/video/fbdev/aty/mach64_cursor.c b/drivers/video/fbdev/aty/mach64_cursor.c
index 2fa0317ab3c7..4cde25eab8e8 100644
--- a/drivers/video/fbdev/aty/mach64_cursor.c
+++ b/drivers/video/fbdev/aty/mach64_cursor.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ATI Mach64 CT/VT/GT/LT Cursor Support
*/
diff --git a/drivers/video/fbdev/aty/mach64_gx.c b/drivers/video/fbdev/aty/mach64_gx.c
index 10c988aef58e..27cb65fa2ba2 100644
--- a/drivers/video/fbdev/aty/mach64_gx.c
+++ b/drivers/video/fbdev/aty/mach64_gx.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ATI Mach64 GX Support
diff --git a/drivers/video/fbdev/aty/radeon_accel.c b/drivers/video/fbdev/aty/radeon_accel.c
index a469a3d6edcb..bb147d8bf82d 100644
--- a/drivers/video/fbdev/aty/radeon_accel.c
+++ b/drivers/video/fbdev/aty/radeon_accel.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "radeonfb.h"
/* the accelerated functions here are patterned after the
diff --git a/drivers/video/fbdev/aty/radeon_i2c.c b/drivers/video/fbdev/aty/radeon_i2c.c
index ab1d0fd76316..269b12ebb673 100644
--- a/drivers/video/fbdev/aty/radeon_i2c.c
+++ b/drivers/video/fbdev/aty/radeon_i2c.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "radeonfb.h"
#include <linux/module.h>
diff --git a/drivers/video/fbdev/aty/radeon_monitor.c b/drivers/video/fbdev/aty/radeon_monitor.c
index dd823f5fe4c9..9966c58aa26c 100644
--- a/drivers/video/fbdev/aty/radeon_monitor.c
+++ b/drivers/video/fbdev/aty/radeon_monitor.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "radeonfb.h"
#include <linux/slab.h>
diff --git a/drivers/video/fbdev/aty/radeon_pm.c b/drivers/video/fbdev/aty/radeon_pm.c
index 1417542738fc..f7c253dd5899 100644
--- a/drivers/video/fbdev/aty/radeon_pm.c
+++ b/drivers/video/fbdev/aty/radeon_pm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* drivers/video/aty/radeon_pm.c
*
diff --git a/drivers/video/fbdev/aty/radeonfb.h b/drivers/video/fbdev/aty/radeonfb.h
index 962e31263225..131b34dd65af 100644
--- a/drivers/video/fbdev/aty/radeonfb.h
+++ b/drivers/video/fbdev/aty/radeonfb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __RADEONFB_H__
#define __RADEONFB_H__
diff --git a/drivers/video/fbdev/carminefb.h b/drivers/video/fbdev/carminefb.h
index 05306de0c6b6..297688eba469 100644
--- a/drivers/video/fbdev/carminefb.h
+++ b/drivers/video/fbdev/carminefb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef CARMINE_CARMINE_H
#define CARMINE_CARMINE_H
diff --git a/drivers/video/fbdev/carminefb_regs.h b/drivers/video/fbdev/carminefb_regs.h
index 045215600b73..ae18318d2fc2 100644
--- a/drivers/video/fbdev/carminefb_regs.h
+++ b/drivers/video/fbdev/carminefb_regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CARMINEFB_REGS_H
#define _CARMINEFB_REGS_H
diff --git a/drivers/video/fbdev/core/Makefile b/drivers/video/fbdev/core/Makefile
index 73493bbd7a15..d34fd182ca68 100644
--- a/drivers/video/fbdev/core/Makefile
+++ b/drivers/video/fbdev/core/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_FB_CMDLINE) += fb_cmdline.o
obj-$(CONFIG_FB_NOTIFY) += fb_notify.o
obj-$(CONFIG_FB) += fb.o
diff --git a/drivers/video/fbdev/core/fb_draw.h b/drivers/video/fbdev/core/fb_draw.h
index 624ee115f129..e0d829873930 100644
--- a/drivers/video/fbdev/core/fb_draw.h
+++ b/drivers/video/fbdev/core/fb_draw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FB_DRAW_H
#define _FB_DRAW_H
diff --git a/drivers/video/fbdev/efifb.c b/drivers/video/fbdev/efifb.c
index 3a010641f630..d1bf9c2a78a7 100644
--- a/drivers/video/fbdev/efifb.c
+++ b/drivers/video/fbdev/efifb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Framebuffer driver for EFI/UEFI based system
*
diff --git a/drivers/video/fbdev/geode/Makefile b/drivers/video/fbdev/geode/Makefile
index 5c98da126883..16ba8a71dc52 100644
--- a/drivers/video/fbdev/geode/Makefile
+++ b/drivers/video/fbdev/geode/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for the Geode family framebuffer drivers
obj-$(CONFIG_FB_GEODE_GX1) += gx1fb.o
diff --git a/drivers/video/fbdev/i810/Makefile b/drivers/video/fbdev/i810/Makefile
index 96e08c8ded97..3e466510fe05 100644
--- a/drivers/video/fbdev/i810/Makefile
+++ b/drivers/video/fbdev/i810/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Intel 810/815 framebuffer driver
#
diff --git a/drivers/video/fbdev/intelfb/Makefile b/drivers/video/fbdev/intelfb/Makefile
index f7d631ebee8e..7ff2debb31af 100644
--- a/drivers/video/fbdev/intelfb/Makefile
+++ b/drivers/video/fbdev/intelfb/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_FB_INTEL) += intelfb.o
intelfb-y := intelfbdrv.o intelfbhw.o
diff --git a/drivers/video/fbdev/intelfb/intelfb.h b/drivers/video/fbdev/intelfb/intelfb.h
index 37f8339ea88c..b54db05f028d 100644
--- a/drivers/video/fbdev/intelfb/intelfb.h
+++ b/drivers/video/fbdev/intelfb/intelfb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _INTELFB_H
#define _INTELFB_H
diff --git a/drivers/video/fbdev/matrox/g450_pll.h b/drivers/video/fbdev/matrox/g450_pll.h
index aac615d18440..5303336c6547 100644
--- a/drivers/video/fbdev/matrox/g450_pll.h
+++ b/drivers/video/fbdev/matrox/g450_pll.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __G450_PLL_H__
#define __G450_PLL_H__
diff --git a/drivers/video/fbdev/matrox/matroxfb_DAC1064.h b/drivers/video/fbdev/matrox/matroxfb_DAC1064.h
index 1e6e45b57b78..3b2a6fd35fff 100644
--- a/drivers/video/fbdev/matrox/matroxfb_DAC1064.h
+++ b/drivers/video/fbdev/matrox/matroxfb_DAC1064.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MATROXFB_DAC1064_H__
#define __MATROXFB_DAC1064_H__
diff --git a/drivers/video/fbdev/matrox/matroxfb_Ti3026.h b/drivers/video/fbdev/matrox/matroxfb_Ti3026.h
index 27872aaa0a17..faee149d0ba0 100644
--- a/drivers/video/fbdev/matrox/matroxfb_Ti3026.h
+++ b/drivers/video/fbdev/matrox/matroxfb_Ti3026.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MATROXFB_TI3026_H__
#define __MATROXFB_TI3026_H__
diff --git a/drivers/video/fbdev/matrox/matroxfb_accel.h b/drivers/video/fbdev/matrox/matroxfb_accel.h
index 1e418e62c22d..a7aa9a1d26c0 100644
--- a/drivers/video/fbdev/matrox/matroxfb_accel.h
+++ b/drivers/video/fbdev/matrox/matroxfb_accel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MATROXFB_ACCEL_H__
#define __MATROXFB_ACCEL_H__
diff --git a/drivers/video/fbdev/matrox/matroxfb_base.h b/drivers/video/fbdev/matrox/matroxfb_base.h
index 7a90ea2c4613..f85ad25659e5 100644
--- a/drivers/video/fbdev/matrox/matroxfb_base.h
+++ b/drivers/video/fbdev/matrox/matroxfb_base.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
*
* Hardware accelerated Matrox Millennium I, II, Mystique, G100, G200, G400 and G450
diff --git a/drivers/video/fbdev/matrox/matroxfb_crtc2.h b/drivers/video/fbdev/matrox/matroxfb_crtc2.h
index 1005582e843e..23e90e210905 100644
--- a/drivers/video/fbdev/matrox/matroxfb_crtc2.h
+++ b/drivers/video/fbdev/matrox/matroxfb_crtc2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MATROXFB_CRTC2_H__
#define __MATROXFB_CRTC2_H__
diff --git a/drivers/video/fbdev/matrox/matroxfb_g450.h b/drivers/video/fbdev/matrox/matroxfb_g450.h
index 3a3e654444b8..b5f17b86eae5 100644
--- a/drivers/video/fbdev/matrox/matroxfb_g450.h
+++ b/drivers/video/fbdev/matrox/matroxfb_g450.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MATROXFB_G450_H__
#define __MATROXFB_G450_H__
diff --git a/drivers/video/fbdev/matrox/matroxfb_maven.h b/drivers/video/fbdev/matrox/matroxfb_maven.h
index 99eddec9f30c..f896b78836b1 100644
--- a/drivers/video/fbdev/matrox/matroxfb_maven.h
+++ b/drivers/video/fbdev/matrox/matroxfb_maven.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MATROXFB_MAVEN_H__
#define __MATROXFB_MAVEN_H__
diff --git a/drivers/video/fbdev/matrox/matroxfb_misc.h b/drivers/video/fbdev/matrox/matroxfb_misc.h
index 351c823f1f74..9cb6686d309e 100644
--- a/drivers/video/fbdev/matrox/matroxfb_misc.h
+++ b/drivers/video/fbdev/matrox/matroxfb_misc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MATROXFB_MISC_H__
#define __MATROXFB_MISC_H__
diff --git a/drivers/video/fbdev/mb862xx/mb862xx_reg.h b/drivers/video/fbdev/mb862xx/mb862xx_reg.h
index 9df48b8edc94..e6d0513958c2 100644
--- a/drivers/video/fbdev/mb862xx/mb862xx_reg.h
+++ b/drivers/video/fbdev/mb862xx/mb862xx_reg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Fujitsu MB862xx Graphics Controller Registers/Bits
*/
diff --git a/drivers/video/fbdev/mb862xx/mb862xxfb.h b/drivers/video/fbdev/mb862xx/mb862xxfb.h
index 8550630c1e01..50bc9b584ca1 100644
--- a/drivers/video/fbdev/mb862xx/mb862xxfb.h
+++ b/drivers/video/fbdev/mb862xx/mb862xxfb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MB862XX_H__
#define __MB862XX_H__
diff --git a/drivers/video/fbdev/mb862xx/mb862xxfb_accel.h b/drivers/video/fbdev/mb862xx/mb862xxfb_accel.h
index 96a2dfef0f60..3a2549f9a48f 100644
--- a/drivers/video/fbdev/mb862xx/mb862xxfb_accel.h
+++ b/drivers/video/fbdev/mb862xx/mb862xxfb_accel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MB826XXFB_ACCEL_H__
#define __MB826XXFB_ACCEL_H__
diff --git a/drivers/video/fbdev/mbx/mbxdebugfs.c b/drivers/video/fbdev/mbx/mbxdebugfs.c
index 2528d3e609a4..2bd328883178 100644
--- a/drivers/video/fbdev/mbx/mbxdebugfs.c
+++ b/drivers/video/fbdev/mbx/mbxdebugfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/debugfs.h>
#include <linux/slab.h>
diff --git a/drivers/video/fbdev/mbx/reg_bits.h b/drivers/video/fbdev/mbx/reg_bits.h
index 5f14b4befd71..6607f353639b 100644
--- a/drivers/video/fbdev/mbx/reg_bits.h
+++ b/drivers/video/fbdev/mbx/reg_bits.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __REG_BITS_2700G_
#define __REG_BITS_2700G_
diff --git a/drivers/video/fbdev/mbx/regs.h b/drivers/video/fbdev/mbx/regs.h
index 063099d48839..591fc9d26084 100644
--- a/drivers/video/fbdev/mbx/regs.h
+++ b/drivers/video/fbdev/mbx/regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __REGS_2700G_
#define __REGS_2700G_
diff --git a/drivers/video/fbdev/mmp/panel/Kconfig b/drivers/video/fbdev/mmp/panel/Kconfig
index 4b2c4f457b11..808890f7064b 100644
--- a/drivers/video/fbdev/mmp/panel/Kconfig
+++ b/drivers/video/fbdev/mmp/panel/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config MMP_PANEL_TPOHVGA
bool "tpohvga panel TJ032MD01BW support"
depends on SPI_MASTER
diff --git a/drivers/video/fbdev/nvidia/Makefile b/drivers/video/fbdev/nvidia/Makefile
index 917d3eb05feb..cdd6e8ac454a 100644
--- a/drivers/video/fbdev/nvidia/Makefile
+++ b/drivers/video/fbdev/nvidia/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the nVidia framebuffer driver
#
diff --git a/drivers/video/fbdev/nvidia/nv_proto.h b/drivers/video/fbdev/nvidia/nv_proto.h
index 878a5ce02299..fb9c5ebf2958 100644
--- a/drivers/video/fbdev/nvidia/nv_proto.h
+++ b/drivers/video/fbdev/nvidia/nv_proto.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/nv/nv_proto.h,v 1.10 2003/07/31 20:24:29 mvojkovi Exp $ */
#ifndef __NV_PROTO_H__
diff --git a/drivers/video/fbdev/nvidia/nv_type.h b/drivers/video/fbdev/nvidia/nv_type.h
index 6ff321a36813..d7a1d4363d5f 100644
--- a/drivers/video/fbdev/nvidia/nv_type.h
+++ b/drivers/video/fbdev/nvidia/nv_type.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NV_TYPE_H__
#define __NV_TYPE_H__
diff --git a/drivers/video/fbdev/omap/Makefile b/drivers/video/fbdev/omap/Makefile
index 732e0718be53..daaa73a94e7f 100644
--- a/drivers/video/fbdev/omap/Makefile
+++ b/drivers/video/fbdev/omap/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the OMAP1 framebuffer device driver
#
diff --git a/drivers/video/fbdev/omap/lcdc.h b/drivers/video/fbdev/omap/lcdc.h
index 845222270db3..8a7607d861c1 100644
--- a/drivers/video/fbdev/omap/lcdc.h
+++ b/drivers/video/fbdev/omap/lcdc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LCDC_H
#define LCDC_H
diff --git a/drivers/video/fbdev/omap2/omapfb/Makefile b/drivers/video/fbdev/omap2/omapfb/Makefile
index ad68ecf141af..602edfed09df 100644
--- a/drivers/video/fbdev/omap2/omapfb/Makefile
+++ b/drivers/video/fbdev/omap2/omapfb/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_OMAP2_VRFB) += vrfb.o
obj-y += dss/
obj-y += displays/
diff --git a/drivers/video/fbdev/omap2/omapfb/displays/Makefile b/drivers/video/fbdev/omap2/omapfb/displays/Makefile
index 4f7459272256..f801762ce455 100644
--- a/drivers/video/fbdev/omap2/omapfb/displays/Makefile
+++ b/drivers/video/fbdev/omap2/omapfb/displays/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_FB_OMAP2_ENCODER_OPA362) += encoder-opa362.o
obj-$(CONFIG_FB_OMAP2_ENCODER_TFP410) += encoder-tfp410.o
obj-$(CONFIG_FB_OMAP2_ENCODER_TPD12S015) += encoder-tpd12s015.o
diff --git a/drivers/video/fbdev/omap2/omapfb/dss/Kconfig b/drivers/video/fbdev/omap2/omapfb/dss/Kconfig
index 27d220212870..6d0bb27e4f85 100644
--- a/drivers/video/fbdev/omap2/omapfb/dss/Kconfig
+++ b/drivers/video/fbdev/omap2/omapfb/dss/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config FB_OMAP2_DSS_INIT
bool
diff --git a/drivers/video/fbdev/omap2/omapfb/dss/Makefile b/drivers/video/fbdev/omap2/omapfb/dss/Makefile
index 02308e24f3ef..7318d5260e8d 100644
--- a/drivers/video/fbdev/omap2/omapfb/dss/Makefile
+++ b/drivers/video/fbdev/omap2/omapfb/dss/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_FB_OMAP2_DSS_INIT) += omapdss-boot-init.o
obj-$(CONFIG_FB_OMAP2_DSS) += omapdss.o
# Core DSS files
diff --git a/drivers/video/fbdev/omap2/omapfb/dss/hdmi_common.c b/drivers/video/fbdev/omap2/omapfb/dss/hdmi_common.c
index 189a5ad125a3..f13d7639826d 100644
--- a/drivers/video/fbdev/omap2/omapfb/dss/hdmi_common.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/hdmi_common.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define DSS_SUBSYS_NAME "HDMI"
diff --git a/drivers/video/fbdev/pxa168fb.h b/drivers/video/fbdev/pxa168fb.h
index eee09279c524..2aba90de1360 100644
--- a/drivers/video/fbdev/pxa168fb.h
+++ b/drivers/video/fbdev/pxa168fb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PXA168FB_H__
#define __PXA168FB_H__
diff --git a/drivers/video/fbdev/pxa3xx-gcu.h b/drivers/video/fbdev/pxa3xx-gcu.h
index 0428ed03dc49..ea9489d16de5 100644
--- a/drivers/video/fbdev/pxa3xx-gcu.h
+++ b/drivers/video/fbdev/pxa3xx-gcu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PXA3XX_GCU_H__
#define __PXA3XX_GCU_H__
diff --git a/drivers/video/fbdev/riva/Makefile b/drivers/video/fbdev/riva/Makefile
index 8898c9915b02..bdbdd6eb80ec 100644
--- a/drivers/video/fbdev/riva/Makefile
+++ b/drivers/video/fbdev/riva/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Riva framebuffer driver
#
diff --git a/drivers/video/fbdev/riva/nv_type.h b/drivers/video/fbdev/riva/nv_type.h
index a69480c9a67c..51937a0ae0a4 100644
--- a/drivers/video/fbdev/riva/nv_type.h
+++ b/drivers/video/fbdev/riva/nv_type.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/nv/nv_type.h,v 1.35 2002/08/05 20:47:06 mvojkovi Exp $ */
#ifndef __NV_STRUCT_H__
diff --git a/drivers/video/fbdev/riva/rivafb.h b/drivers/video/fbdev/riva/rivafb.h
index 61fd37ca490a..593297ca2b20 100644
--- a/drivers/video/fbdev/riva/rivafb.h
+++ b/drivers/video/fbdev/riva/rivafb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __RIVAFB_H
#define __RIVAFB_H
diff --git a/drivers/video/fbdev/sbuslib.c b/drivers/video/fbdev/sbuslib.c
index a350209ffbd3..af6fc97f4ba4 100644
--- a/drivers/video/fbdev/sbuslib.c
+++ b/drivers/video/fbdev/sbuslib.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* sbuslib.c: Helper library for SBUS framebuffer drivers.
*
* Copyright (C) 2003 David S. Miller (davem@redhat.com)
diff --git a/drivers/video/fbdev/sbuslib.h b/drivers/video/fbdev/sbuslib.h
index 7ba3250236bd..a6b9a2467646 100644
--- a/drivers/video/fbdev/sbuslib.h
+++ b/drivers/video/fbdev/sbuslib.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* sbuslib.h: SBUS fb helper library interfaces */
#ifndef _SBUSLIB_H
#define _SBUSLIB_H
diff --git a/drivers/video/fbdev/sh_mobile_lcdcfb.h b/drivers/video/fbdev/sh_mobile_lcdcfb.h
index f839adef1d90..cc52c74721fe 100644
--- a/drivers/video/fbdev/sh_mobile_lcdcfb.h
+++ b/drivers/video/fbdev/sh_mobile_lcdcfb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef SH_MOBILE_LCDCFB_H
#define SH_MOBILE_LCDCFB_H
diff --git a/drivers/video/fbdev/sticore.h b/drivers/video/fbdev/sticore.h
index af1619536ac8..fb8f58f9867a 100644
--- a/drivers/video/fbdev/sticore.h
+++ b/drivers/video/fbdev/sticore.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef STICORE_H
#define STICORE_H
diff --git a/drivers/video/fbdev/via/Makefile b/drivers/video/fbdev/via/Makefile
index 159f26e6adb5..771a0eee7fb4 100644
--- a/drivers/video/fbdev/via/Makefile
+++ b/drivers/video/fbdev/via/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the VIA framebuffer driver (for Linux Kernel 2.6)
#
diff --git a/drivers/video/fbdev/wmt_ge_rops.h b/drivers/video/fbdev/wmt_ge_rops.h
index f73ec6377a46..8d9ed8a51a79 100644
--- a/drivers/video/fbdev/wmt_ge_rops.h
+++ b/drivers/video/fbdev/wmt_ge_rops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef CONFIG_FB_WMT_GE_ROPS
extern void wmt_ge_fillrect(struct fb_info *info,
diff --git a/drivers/video/logo/Makefile b/drivers/video/logo/Makefile
index 3b437813584c..6194373ee424 100644
--- a/drivers/video/logo/Makefile
+++ b/drivers/video/logo/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for the Linux logos
obj-$(CONFIG_LOGO) += logo.o
diff --git a/drivers/virtio/Makefile b/drivers/virtio/Makefile
index 41e30e3dc842..3a2b5c5dcf46 100644
--- a/drivers/virtio/Makefile
+++ b/drivers/virtio/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_VIRTIO) += virtio.o virtio_ring.o
obj-$(CONFIG_VIRTIO_MMIO) += virtio_mmio.o
obj-$(CONFIG_VIRTIO_PCI) += virtio_pci.o
diff --git a/drivers/vme/vme_bridge.h b/drivers/vme/vme_bridge.h
index 2662e916b96a..42ecf961004e 100644
--- a/drivers/vme/vme_bridge.h
+++ b/drivers/vme/vme_bridge.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _VME_BRIDGE_H_
#define _VME_BRIDGE_H_
diff --git a/drivers/w1/masters/Makefile b/drivers/w1/masters/Makefile
index c5a3e96fcbab..18954cae4256 100644
--- a/drivers/w1/masters/Makefile
+++ b/drivers/w1/masters/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for 1-wire bus master drivers.
#
diff --git a/drivers/w1/slaves/Makefile b/drivers/w1/slaves/Makefile
index 36b22fb2d3a1..79c611ce5f18 100644
--- a/drivers/w1/slaves/Makefile
+++ b/drivers/w1/slaves/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Dallas's 1-wire slaves.
#
diff --git a/drivers/watchdog/Makefile b/drivers/watchdog/Makefile
index 56adf9fa67d0..715a21078e0c 100644
--- a/drivers/watchdog/Makefile
+++ b/drivers/watchdog/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the WatchDog device drivers.
#
diff --git a/drivers/watchdog/iTCO_vendor.h b/drivers/watchdog/iTCO_vendor.h
index 3c57b45537a2..7b82a7c6e7c3 100644
--- a/drivers/watchdog/iTCO_vendor.h
+++ b/drivers/watchdog/iTCO_vendor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* iTCO Vendor Specific Support hooks */
#ifdef CONFIG_ITCO_VENDOR_SUPPORT
extern void iTCO_vendor_pre_start(struct resource *, unsigned int);
diff --git a/drivers/watchdog/sp5100_tco.h b/drivers/watchdog/sp5100_tco.h
index 2b28c00da0df..1af4dee71337 100644
--- a/drivers/watchdog/sp5100_tco.h
+++ b/drivers/watchdog/sp5100_tco.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* sp5100_tco: TCO timer driver for sp5100 chipsets.
*
diff --git a/drivers/watchdog/watchdog_pretimeout.h b/drivers/watchdog/watchdog_pretimeout.h
index a5a32b39c56d..a3f1abc68839 100644
--- a/drivers/watchdog/watchdog_pretimeout.h
+++ b/drivers/watchdog/watchdog_pretimeout.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __WATCHDOG_PRETIMEOUT_H
#define __WATCHDOG_PRETIMEOUT_H
diff --git a/drivers/xen/Makefile b/drivers/xen/Makefile
index caaa15dc37bc..d3930ecaf11d 100644
--- a/drivers/xen/Makefile
+++ b/drivers/xen/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_HOTPLUG_CPU) += cpu_hotplug.o
obj-$(CONFIG_X86) += fallback.o
obj-y += grant-table.o features.o balloon.o manage.o preempt.o time.o
diff --git a/drivers/xen/biomerge.c b/drivers/xen/biomerge.c
index 1bdd02a6d6ac..30d7f52eb7ca 100644
--- a/drivers/xen/biomerge.c
+++ b/drivers/xen/biomerge.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/bio.h>
#include <linux/io.h>
#include <linux/export.h>
diff --git a/drivers/xen/cpu_hotplug.c b/drivers/xen/cpu_hotplug.c
index 0003912a8111..d4265c8ebb22 100644
--- a/drivers/xen/cpu_hotplug.c
+++ b/drivers/xen/cpu_hotplug.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define pr_fmt(fmt) "xen:" KBUILD_MODNAME ": " fmt
#include <linux/notifier.h>
diff --git a/drivers/xen/events/events_2l.c b/drivers/xen/events/events_2l.c
index bdff01095f54..8edef51c92e5 100644
--- a/drivers/xen/events/events_2l.c
+++ b/drivers/xen/events/events_2l.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Xen event channels (2-level ABI)
*
diff --git a/drivers/xen/gntdev.c b/drivers/xen/gntdev.c
index 82360594fa8e..57efbd3b053b 100644
--- a/drivers/xen/gntdev.c
+++ b/drivers/xen/gntdev.c
@@ -1024,6 +1024,7 @@ static int gntdev_mmap(struct file *flip, struct vm_area_struct *vma)
mutex_unlock(&priv->lock);
if (use_ptemod) {
+ map->pages_vm_start = vma->vm_start;
err = apply_to_page_range(vma->vm_mm, vma->vm_start,
vma->vm_end - vma->vm_start,
find_grant_ptes, map);
@@ -1061,7 +1062,6 @@ static int gntdev_mmap(struct file *flip, struct vm_area_struct *vma)
set_grant_ptes_as_special, NULL);
}
#endif
- map->pages_vm_start = vma->vm_start;
}
return 0;
diff --git a/drivers/xen/time.c b/drivers/xen/time.c
index ac5f23fcafc2..a63fedbdcbe9 100644
--- a/drivers/xen/time.c
+++ b/drivers/xen/time.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Xen stolen ticks accounting.
*/
diff --git a/drivers/xen/xen-balloon.c b/drivers/xen/xen-balloon.c
index e89136ab851e..b437fccd4e62 100644
--- a/drivers/xen/xen-balloon.c
+++ b/drivers/xen/xen-balloon.c
@@ -57,7 +57,7 @@ static int register_balloon(struct device *dev);
static void watch_target(struct xenbus_watch *watch,
const char *path, const char *token)
{
- unsigned long long new_target;
+ unsigned long long new_target, static_max;
int err;
static bool watch_fired;
static long target_diff;
@@ -72,13 +72,20 @@ static void watch_target(struct xenbus_watch *watch,
* pages. PAGE_SHIFT converts bytes to pages, hence PAGE_SHIFT - 10.
*/
new_target >>= PAGE_SHIFT - 10;
- if (watch_fired) {
- balloon_set_new_target(new_target - target_diff);
- return;
+
+ if (!watch_fired) {
+ watch_fired = true;
+ err = xenbus_scanf(XBT_NIL, "memory", "static-max", "%llu",
+ &static_max);
+ if (err != 1)
+ static_max = new_target;
+ else
+ static_max >>= PAGE_SHIFT - 10;
+ target_diff = xen_pv_domain() ? 0
+ : static_max - balloon_stats.target_pages;
}
- watch_fired = true;
- target_diff = new_target - balloon_stats.target_pages;
+ balloon_set_new_target(new_target - target_diff);
}
static struct xenbus_watch target_watch = {
.node = "memory/target",
diff --git a/drivers/xen/xen-pciback/Makefile b/drivers/xen/xen-pciback/Makefile
index ffe0ad3438bd..e8d981d43235 100644
--- a/drivers/xen/xen-pciback/Makefile
+++ b/drivers/xen/xen-pciback/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_XEN_PCIDEV_BACKEND) += xen-pciback.o
xen-pciback-y := pci_stub.o pciback_ops.o xenbus.o
diff --git a/drivers/xen/xen-pciback/conf_space.c b/drivers/xen/xen-pciback/conf_space.c
index 9e9286d0872e..60111719b01f 100644
--- a/drivers/xen/xen-pciback/conf_space.c
+++ b/drivers/xen/xen-pciback/conf_space.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* PCI Backend - Functions for creating a virtual configuration space for
* exported PCI Devices.
diff --git a/drivers/xen/xen-pciback/conf_space.h b/drivers/xen/xen-pciback/conf_space.h
index 62461a8ba1d6..22db630717ea 100644
--- a/drivers/xen/xen-pciback/conf_space.h
+++ b/drivers/xen/xen-pciback/conf_space.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* PCI Backend - Common data structures for overriding the configuration space
*
diff --git a/drivers/xen/xen-pciback/conf_space_capability.c b/drivers/xen/xen-pciback/conf_space_capability.c
index 7f83e9083e9d..73427d8e0116 100644
--- a/drivers/xen/xen-pciback/conf_space_capability.c
+++ b/drivers/xen/xen-pciback/conf_space_capability.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* PCI Backend - Handles the virtual fields found on the capability lists
* in the configuration space.
diff --git a/drivers/xen/xen-pciback/conf_space_header.c b/drivers/xen/xen-pciback/conf_space_header.c
index 5b3d57fc82d3..10ae24b5a76e 100644
--- a/drivers/xen/xen-pciback/conf_space_header.c
+++ b/drivers/xen/xen-pciback/conf_space_header.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* PCI Backend - Handles the virtual fields in the configuration space headers.
*
diff --git a/drivers/xen/xen-pciback/conf_space_quirks.c b/drivers/xen/xen-pciback/conf_space_quirks.c
index 7476791cab40..89d9744ece61 100644
--- a/drivers/xen/xen-pciback/conf_space_quirks.c
+++ b/drivers/xen/xen-pciback/conf_space_quirks.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* PCI Backend - Handle special overlays for broken devices.
*
diff --git a/drivers/xen/xen-pciback/conf_space_quirks.h b/drivers/xen/xen-pciback/conf_space_quirks.h
index cfcc517e4570..d873abe35bf6 100644
--- a/drivers/xen/xen-pciback/conf_space_quirks.h
+++ b/drivers/xen/xen-pciback/conf_space_quirks.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* PCI Backend - Data structures for special overlays for broken devices.
*
diff --git a/drivers/xen/xen-pciback/passthrough.c b/drivers/xen/xen-pciback/passthrough.c
index f16a30e2a110..66e9b814cc86 100644
--- a/drivers/xen/xen-pciback/passthrough.c
+++ b/drivers/xen/xen-pciback/passthrough.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* PCI Backend - Provides restricted access to the real PCI bus topology
* to the frontend
diff --git a/drivers/xen/xen-pciback/pciback.h b/drivers/xen/xen-pciback/pciback.h
index 7af369b6aaa2..263c059bff90 100644
--- a/drivers/xen/xen-pciback/pciback.h
+++ b/drivers/xen/xen-pciback/pciback.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* PCI Backend Common Data Structures & Function Declarations
*
diff --git a/drivers/xen/xen-pciback/pciback_ops.c b/drivers/xen/xen-pciback/pciback_ops.c
index f8c77751f330..ee2c891b55c6 100644
--- a/drivers/xen/xen-pciback/pciback_ops.c
+++ b/drivers/xen/xen-pciback/pciback_ops.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* PCI Backend Operations - respond to PCI requests from Frontend
*
diff --git a/drivers/xen/xen-pciback/vpci.c b/drivers/xen/xen-pciback/vpci.c
index c99f8bb1c56c..f6ba18191c0f 100644
--- a/drivers/xen/xen-pciback/vpci.c
+++ b/drivers/xen/xen-pciback/vpci.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* PCI Backend - Provides a Virtual PCI bus (with real devices)
* to the frontend
diff --git a/drivers/xen/xen-pciback/xenbus.c b/drivers/xen/xen-pciback/xenbus.c
index 3814b44bf1f7..581c4e1a8b82 100644
--- a/drivers/xen/xen-pciback/xenbus.c
+++ b/drivers/xen/xen-pciback/xenbus.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* PCI Backend Xenbus Setup - handles setup with frontend and xend
*
diff --git a/drivers/xen/xen-selfballoon.c b/drivers/xen/xen-selfballoon.c
index a67e955cacd1..55988b8418ee 100644
--- a/drivers/xen/xen-selfballoon.c
+++ b/drivers/xen/xen-selfballoon.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/******************************************************************************
* Xen selfballoon driver (and optional frontswap self-shrinking driver)
*
diff --git a/drivers/xen/xenbus/Makefile b/drivers/xen/xenbus/Makefile
index 31e2e9050c7a..0c7532110815 100644
--- a/drivers/xen/xenbus/Makefile
+++ b/drivers/xen/xenbus/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y += xenbus.o
obj-y += xenbus_dev_frontend.o
diff --git a/drivers/xen/xenbus/xenbus_dev_backend.c b/drivers/xen/xenbus/xenbus_dev_backend.c
index 1126701e212e..edba5fecde4d 100644
--- a/drivers/xen/xenbus/xenbus_dev_backend.c
+++ b/drivers/xen/xenbus/xenbus_dev_backend.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/slab.h>
diff --git a/drivers/xen/xenfs/xenfs.h b/drivers/xen/xenfs/xenfs.h
index 2c5934ea9b1e..cfe4874b83a7 100644
--- a/drivers/xen/xenfs/xenfs.h
+++ b/drivers/xen/xenfs/xenfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _XENFS_XENBUS_H
#define _XENFS_XENBUS_H
diff --git a/drivers/xen/xenfs/xenstored.c b/drivers/xen/xenfs/xenstored.c
index 82fd2a396d96..f59235f9f8a2 100644
--- a/drivers/xen/xenfs/xenstored.c
+++ b/drivers/xen/xenfs/xenstored.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/slab.h>
#include <linux/types.h>
#include <linux/mm.h>
diff --git a/drivers/xen/xenfs/xensyms.c b/drivers/xen/xenfs/xensyms.c
index c6e2b4a542ea..c6c73a33c44d 100644
--- a/drivers/xen/xenfs/xensyms.c
+++ b/drivers/xen/xenfs/xensyms.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/seq_file.h>
#include <linux/fs.h>
diff --git a/drivers/zorro/Makefile b/drivers/zorro/Makefile
index 7dc5332ff984..b360ac4ea846 100644
--- a/drivers/zorro/Makefile
+++ b/drivers/zorro/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Zorro bus specific drivers.
#
diff --git a/drivers/zorro/gen-devlist.c b/drivers/zorro/gen-devlist.c
index 16fe206f9998..e325c5ce995b 100644
--- a/drivers/zorro/gen-devlist.c
+++ b/drivers/zorro/gen-devlist.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Generate devlist.h from the Zorro ID file.
*
diff --git a/drivers/zorro/names.c b/drivers/zorro/names.c
index 83eedddbb794..fa3c83dbe843 100644
--- a/drivers/zorro/names.c
+++ b/drivers/zorro/names.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Zorro Device Name Tables
*
diff --git a/drivers/zorro/proc.c b/drivers/zorro/proc.c
index 05397305fccd..df05a26ab8d8 100644
--- a/drivers/zorro/proc.c
+++ b/drivers/zorro/proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Procfs interface for the Zorro bus.
*
diff --git a/drivers/zorro/zorro.h b/drivers/zorro/zorro.h
index 4f805c01cfbc..ac0bab3412d9 100644
--- a/drivers/zorro/zorro.h
+++ b/drivers/zorro/zorro.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef CONFIG_ZORRO_NAMES
extern void zorro_name_device(struct zorro_dev *z);
diff --git a/firmware/Makefile b/firmware/Makefile
index fa0808853883..168094a3fae7 100644
--- a/firmware/Makefile
+++ b/firmware/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# kbuild file for firmware/
#
diff --git a/fs/9p/Makefile b/fs/9p/Makefile
index 9619ccadd2fc..e7800a5c7395 100644
--- a/fs/9p/Makefile
+++ b/fs/9p/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_9P_FS) := 9p.o
9p-objs := \
diff --git a/fs/9p/vfs_addr.c b/fs/9p/vfs_addr.c
index adaf6f6dd858..e1cbdfdb7c68 100644
--- a/fs/9p/vfs_addr.c
+++ b/fs/9p/vfs_addr.c
@@ -310,9 +310,13 @@ static int v9fs_write_end(struct file *filp, struct address_space *mapping,
p9_debug(P9_DEBUG_VFS, "filp %p, mapping %p\n", filp, mapping);
- if (unlikely(copied < len && !PageUptodate(page))) {
- copied = 0;
- goto out;
+ if (!PageUptodate(page)) {
+ if (unlikely(copied < len)) {
+ copied = 0;
+ goto out;
+ } else if (len == PAGE_SIZE) {
+ SetPageUptodate(page);
+ }
}
/*
* No need to use i_size_read() here, the i_size
diff --git a/fs/Makefile b/fs/Makefile
index 7bbaca9c67b1..ef772f1eaff8 100644
--- a/fs/Makefile
+++ b/fs/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux filesystems.
#
diff --git a/fs/adfs/adfs.h b/fs/adfs/adfs.h
index fadf408bdd46..c76db75f02aa 100644
--- a/fs/adfs/adfs.h
+++ b/fs/adfs/adfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/fs.h>
#include <linux/adfs_fs.h>
diff --git a/fs/adfs/file.c b/fs/adfs/file.c
index 46c0d5671cd5..754afb14a6ff 100644
--- a/fs/adfs/file.c
+++ b/fs/adfs/file.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/adfs/file.c
*
diff --git a/fs/affs/affs.h b/fs/affs/affs.h
index 773749be8290..a92eb6ae2ae2 100644
--- a/fs/affs/affs.h
+++ b/fs/affs/affs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef pr_fmt
#undef pr_fmt
#endif
diff --git a/fs/affs/amigaffs.c b/fs/affs/amigaffs.c
index 8cf941c3b511..185d5ab7e986 100644
--- a/fs/affs/amigaffs.c
+++ b/fs/affs/amigaffs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/affs/amigaffs.c
*
diff --git a/fs/affs/amigaffs.h b/fs/affs/amigaffs.h
index 43b41c06aa37..f9bef9056659 100644
--- a/fs/affs/amigaffs.h
+++ b/fs/affs/amigaffs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef AMIGAFFS_H
#define AMIGAFFS_H
diff --git a/fs/affs/bitmap.c b/fs/affs/bitmap.c
index 2b2112475ec2..2b1399611d9e 100644
--- a/fs/affs/bitmap.c
+++ b/fs/affs/bitmap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/affs/bitmap.c
*
diff --git a/fs/affs/dir.c b/fs/affs/dir.c
index 591ecd7f3063..a105e77df2c1 100644
--- a/fs/affs/dir.c
+++ b/fs/affs/dir.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/affs/dir.c
*
diff --git a/fs/affs/file.c b/fs/affs/file.c
index 00331810f690..a85817f54483 100644
--- a/fs/affs/file.c
+++ b/fs/affs/file.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/affs/file.c
*
diff --git a/fs/affs/inode.c b/fs/affs/inode.c
index fd4ef3c40e40..73598bff8506 100644
--- a/fs/affs/inode.c
+++ b/fs/affs/inode.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/affs/inode.c
*
diff --git a/fs/affs/namei.c b/fs/affs/namei.c
index 46d3ace6761d..d8aa0ae3d037 100644
--- a/fs/affs/namei.c
+++ b/fs/affs/namei.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/affs/namei.c
*
diff --git a/fs/affs/symlink.c b/fs/affs/symlink.c
index ae622cdce142..a7531b26e8f0 100644
--- a/fs/affs/symlink.c
+++ b/fs/affs/symlink.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/affs/symlink.c
*
diff --git a/fs/afs/Makefile b/fs/afs/Makefile
index 095c54165dfd..641148208e90 100644
--- a/fs/afs/Makefile
+++ b/fs/afs/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for Red Hat Linux AFS client.
#
diff --git a/fs/afs/netdevices.c b/fs/afs/netdevices.c
index 40b2bab3e401..50bd5bb1c4fb 100644
--- a/fs/afs/netdevices.c
+++ b/fs/afs/netdevices.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* AFS network device helpers
*
* Copyright (c) 2007 Patrick McHardy <kaber@trash.net>
diff --git a/fs/attr.c b/fs/attr.c
index 135304146120..12ffdb6fb63c 100644
--- a/fs/attr.c
+++ b/fs/attr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/attr.c
*
diff --git a/fs/bad_inode.c b/fs/bad_inode.c
index bb53728c7a31..213b51dbbb60 100644
--- a/fs/bad_inode.c
+++ b/fs/bad_inode.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/bad_inode.c
*
diff --git a/fs/befs/befs.h b/fs/befs/befs.h
index b914cfb03820..7cd47245694d 100644
--- a/fs/befs/befs.h
+++ b/fs/befs/befs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* befs.h
*
diff --git a/fs/befs/befs_fs_types.h b/fs/befs/befs_fs_types.h
index 69c9d8cde955..8019fde814b7 100644
--- a/fs/befs/befs_fs_types.h
+++ b/fs/befs/befs_fs_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* fs/befs/befs_fs_types.h
*
diff --git a/fs/befs/btree.h b/fs/befs/btree.h
index 60c6c728e64e..a253a6276d8e 100644
--- a/fs/befs/btree.h
+++ b/fs/befs/btree.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* btree.h
*
diff --git a/fs/befs/datastream.c b/fs/befs/datastream.c
index 720b3bc5c16a..97719a7c7e40 100644
--- a/fs/befs/datastream.c
+++ b/fs/befs/datastream.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/befs/datastream.c
*
diff --git a/fs/befs/datastream.h b/fs/befs/datastream.h
index 7ff9ff09ec6e..39b1d4766ccf 100644
--- a/fs/befs/datastream.h
+++ b/fs/befs/datastream.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* datastream.h
*
diff --git a/fs/befs/debug.c b/fs/befs/debug.c
index 36656c86f50e..eb7bd6c692c7 100644
--- a/fs/befs/debug.c
+++ b/fs/befs/debug.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/befs/debug.c
*
diff --git a/fs/befs/endian.h b/fs/befs/endian.h
index 27223878ba9f..bb55a54c24c0 100644
--- a/fs/befs/endian.h
+++ b/fs/befs/endian.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/fs/befs/endian.h
*
diff --git a/fs/befs/inode.c b/fs/befs/inode.c
index 5367a6470a69..791b46a6f2f9 100644
--- a/fs/befs/inode.c
+++ b/fs/befs/inode.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* inode.c
*
diff --git a/fs/befs/io.c b/fs/befs/io.c
index 227cb86e07fe..2caf50a4abbe 100644
--- a/fs/befs/io.c
+++ b/fs/befs/io.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/befs/io.c
*
diff --git a/fs/bfs/bfs.h b/fs/bfs/bfs.h
index f40006db36df..67aef3bb89e4 100644
--- a/fs/bfs/bfs.h
+++ b/fs/bfs/bfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* fs/bfs/bfs.h
* Copyright (C) 1999 Tigran Aivazian <tigran@veritas.com>
diff --git a/fs/bfs/dir.c b/fs/bfs/dir.c
index 3e5ac30e8b6f..ee832ca5f734 100644
--- a/fs/bfs/dir.c
+++ b/fs/bfs/dir.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* fs/bfs/dir.c
* BFS directory operations.
diff --git a/fs/bfs/file.c b/fs/bfs/file.c
index 97f1b5160155..1476cdd90cfb 100644
--- a/fs/bfs/file.c
+++ b/fs/bfs/file.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* fs/bfs/file.c
* BFS file operations.
diff --git a/fs/binfmt_flat.c b/fs/binfmt_flat.c
index 475d083f8088..5d6b94475f27 100644
--- a/fs/binfmt_flat.c
+++ b/fs/binfmt_flat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/****************************************************************************/
/*
* linux/fs/binfmt_flat.c
diff --git a/fs/binfmt_misc.c b/fs/binfmt_misc.c
index 2a46762def31..a7c5a9861bef 100644
--- a/fs/binfmt_misc.c
+++ b/fs/binfmt_misc.c
@@ -596,7 +596,7 @@ static void bm_evict_inode(struct inode *inode)
{
Node *e = inode->i_private;
- if (e->flags & MISC_FMT_OPEN_FILE)
+ if (e && e->flags & MISC_FMT_OPEN_FILE)
filp_close(e->interp_file, NULL);
clear_inode(inode);
diff --git a/fs/block_dev.c b/fs/block_dev.c
index 93d088ffc05c..789f55e851ae 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -716,10 +716,12 @@ int bdev_write_page(struct block_device *bdev, sector_t sector,
set_page_writeback(page);
result = ops->rw_page(bdev, sector + get_start_sect(bdev), page, true);
- if (result)
+ if (result) {
end_page_writeback(page);
- else
+ } else {
+ clean_page_buffers(page);
unlock_page(page);
+ }
blk_queue_exit(bdev->bd_queue);
return result;
}
diff --git a/fs/btrfs/Makefile b/fs/btrfs/Makefile
index 962a95aefb81..f2cd9dedb037 100644
--- a/fs/btrfs/Makefile
+++ b/fs/btrfs/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_BTRFS_FS) := btrfs.o
diff --git a/fs/btrfs/export.c b/fs/btrfs/export.c
index fa66980726c9..3aeb5770f896 100644
--- a/fs/btrfs/export.c
+++ b/fs/btrfs/export.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/fs.h>
#include <linux/types.h>
#include "ctree.h"
diff --git a/fs/btrfs/export.h b/fs/btrfs/export.h
index 074348a95841..91b3908e7c54 100644
--- a/fs/btrfs/export.h
+++ b/fs/btrfs/export.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BTRFS_EXPORT_H
#define BTRFS_EXPORT_H
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 970190cd347e..7fa50e12f18e 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/bitops.h>
#include <linux/slab.h>
#include <linux/bio.h>
diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h
index faffa28ba707..e5535bbe6953 100644
--- a/fs/btrfs/extent_io.h
+++ b/fs/btrfs/extent_io.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __EXTENTIO__
#define __EXTENTIO__
diff --git a/fs/btrfs/extent_map.c b/fs/btrfs/extent_map.c
index 69850155870c..2e348fb0b280 100644
--- a/fs/btrfs/extent_map.c
+++ b/fs/btrfs/extent_map.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/err.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
diff --git a/fs/btrfs/extent_map.h b/fs/btrfs/extent_map.h
index a67b2def5413..64365bbc9b16 100644
--- a/fs/btrfs/extent_map.h
+++ b/fs/btrfs/extent_map.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __EXTENTMAP__
#define __EXTENTMAP__
diff --git a/fs/btrfs/inode-map.h b/fs/btrfs/inode-map.h
index c8e864b2d530..6734ec92a1e9 100644
--- a/fs/btrfs/inode-map.h
+++ b/fs/btrfs/inode-map.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __BTRFS_INODE_MAP
#define __BTRFS_INODE_MAP
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index 35a128acfbd1..161694b66038 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -1135,7 +1135,7 @@ static int btrfs_fill_super(struct super_block *sb,
#ifdef CONFIG_BTRFS_FS_POSIX_ACL
sb->s_flags |= MS_POSIXACL;
#endif
- sb->s_flags |= MS_I_VERSION;
+ sb->s_flags |= SB_I_VERSION;
sb->s_iflags |= SB_I_CGROUPWB;
err = super_setup_bdi(sb);
diff --git a/fs/btrfs/sysfs.h b/fs/btrfs/sysfs.h
index d7da1a4c2f6c..4cb908305e5d 100644
--- a/fs/btrfs/sysfs.h
+++ b/fs/btrfs/sysfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BTRFS_SYSFS_H_
#define _BTRFS_SYSFS_H_
diff --git a/fs/cachefiles/Makefile b/fs/cachefiles/Makefile
index 32cbab0ffce3..891dedda5905 100644
--- a/fs/cachefiles/Makefile
+++ b/fs/cachefiles/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for caching in a mounted filesystem
#
diff --git a/fs/ceph/Makefile b/fs/ceph/Makefile
index 85a4230b9bff..174f5709e508 100644
--- a/fs/ceph/Makefile
+++ b/fs/ceph/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for CEPH filesystem.
#
diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c
index b3e3edc09d80..4d622654bfbc 100644
--- a/fs/ceph/addr.c
+++ b/fs/ceph/addr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ceph/ceph_debug.h>
#include <linux/backing-dev.h>
diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index 157fe59fbabe..ff5d32cf9578 100644
--- a/fs/ceph/caps.c
+++ b/fs/ceph/caps.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ceph/ceph_debug.h>
#include <linux/fs.h>
@@ -1991,6 +1992,7 @@ static int try_flush_caps(struct inode *inode, u64 *ptid)
retry:
spin_lock(&ci->i_ceph_lock);
if (ci->i_ceph_flags & CEPH_I_NOFLUSH) {
+ spin_unlock(&ci->i_ceph_lock);
dout("try_flush_caps skipping %p I_NOFLUSH set\n", inode);
goto out;
}
@@ -2008,8 +2010,10 @@ retry:
mutex_lock(&session->s_mutex);
goto retry;
}
- if (cap->session->s_state < CEPH_MDS_SESSION_OPEN)
+ if (cap->session->s_state < CEPH_MDS_SESSION_OPEN) {
+ spin_unlock(&ci->i_ceph_lock);
goto out;
+ }
flushing = __mark_caps_flushing(inode, session, true,
&flush_tid, &oldest_flush_tid);
diff --git a/fs/ceph/ceph_frag.c b/fs/ceph/ceph_frag.c
index bdce8b1fbd06..6f67d5b884a0 100644
--- a/fs/ceph/ceph_frag.c
+++ b/fs/ceph/ceph_frag.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Ceph 'frag' type
*/
diff --git a/fs/ceph/debugfs.c b/fs/ceph/debugfs.c
index d635496ea189..644def813754 100644
--- a/fs/ceph/debugfs.c
+++ b/fs/ceph/debugfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ceph/ceph_debug.h>
#include <linux/device.h>
diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c
index 019c2036d36f..8a5266699b67 100644
--- a/fs/ceph/dir.c
+++ b/fs/ceph/dir.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ceph/ceph_debug.h>
#include <linux/spinlock.h>
diff --git a/fs/ceph/export.c b/fs/ceph/export.c
index 7df550c13d7f..3c59ad180ef0 100644
--- a/fs/ceph/export.c
+++ b/fs/ceph/export.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ceph/ceph_debug.h>
#include <linux/exportfs.h>
diff --git a/fs/ceph/file.c b/fs/ceph/file.c
index 65a6fa12c857..5c17125f45c7 100644
--- a/fs/ceph/file.c
+++ b/fs/ceph/file.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ceph/ceph_debug.h>
#include <linux/module.h>
diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c
index 373dab5173ca..f2550a076edc 100644
--- a/fs/ceph/inode.c
+++ b/fs/ceph/inode.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ceph/ceph_debug.h>
#include <linux/module.h>
diff --git a/fs/ceph/ioctl.c b/fs/ceph/ioctl.c
index 4c9c72f26eb9..851aa69ec8f0 100644
--- a/fs/ceph/ioctl.c
+++ b/fs/ceph/ioctl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ceph/ceph_debug.h>
#include <linux/in.h>
diff --git a/fs/ceph/ioctl.h b/fs/ceph/ioctl.h
index c77028afb1e1..51f7f1d39a94 100644
--- a/fs/ceph/ioctl.h
+++ b/fs/ceph/ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef FS_CEPH_IOCTL_H
#define FS_CEPH_IOCTL_H
diff --git a/fs/ceph/locks.c b/fs/ceph/locks.c
index 8cd63e8123d8..e7cce412f2cf 100644
--- a/fs/ceph/locks.c
+++ b/fs/ceph/locks.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ceph/ceph_debug.h>
#include <linux/file.h>
diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
index f23c820daaed..0687ab3c3267 100644
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ceph/ceph_debug.h>
#include <linux/fs.h>
diff --git a/fs/ceph/mds_client.h b/fs/ceph/mds_client.h
index 636d6b2ec49c..837ac4b087a0 100644
--- a/fs/ceph/mds_client.h
+++ b/fs/ceph/mds_client.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FS_CEPH_MDS_CLIENT_H
#define _FS_CEPH_MDS_CLIENT_H
diff --git a/fs/ceph/mdsmap.c b/fs/ceph/mdsmap.c
index 33ced4c22732..44e53abeb32a 100644
--- a/fs/ceph/mdsmap.c
+++ b/fs/ceph/mdsmap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ceph/ceph_debug.h>
#include <linux/bug.h>
diff --git a/fs/ceph/snap.c b/fs/ceph/snap.c
index 7fc0b850c352..8a2ca41e4b97 100644
--- a/fs/ceph/snap.c
+++ b/fs/ceph/snap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ceph/ceph_debug.h>
#include <linux/sort.h>
diff --git a/fs/ceph/strings.c b/fs/ceph/strings.c
index 913dea163d5c..4a79f3632260 100644
--- a/fs/ceph/strings.c
+++ b/fs/ceph/strings.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Ceph fs string constants
*/
diff --git a/fs/ceph/super.h b/fs/ceph/super.h
index 279a2f401cf5..3e27a28aa44a 100644
--- a/fs/ceph/super.h
+++ b/fs/ceph/super.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FS_CEPH_SUPER_H
#define _FS_CEPH_SUPER_H
diff --git a/fs/ceph/xattr.c b/fs/ceph/xattr.c
index 3542b2c364cf..e1c4e0b12b4c 100644
--- a/fs/ceph/xattr.c
+++ b/fs/ceph/xattr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ceph/ceph_debug.h>
#include <linux/ceph/pagelist.h>
diff --git a/fs/char_dev.c b/fs/char_dev.c
index ebcc8fb3fa66..a65e4a56318c 100644
--- a/fs/char_dev.c
+++ b/fs/char_dev.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/char_dev.c
*
diff --git a/fs/cifs/Kconfig b/fs/cifs/Kconfig
index f7243617316c..d5b2e12b5d02 100644
--- a/fs/cifs/Kconfig
+++ b/fs/cifs/Kconfig
@@ -5,9 +5,14 @@ config CIFS
select CRYPTO
select CRYPTO_MD4
select CRYPTO_MD5
+ select CRYPTO_SHA256
+ select CRYPTO_CMAC
select CRYPTO_HMAC
select CRYPTO_ARC4
+ select CRYPTO_AEAD2
+ select CRYPTO_CCM
select CRYPTO_ECB
+ select CRYPTO_AES
select CRYPTO_DES
help
This is the client VFS module for the SMB3 family of NAS protocols,
diff --git a/fs/cifs/Makefile b/fs/cifs/Makefile
index 5e853a395b92..7134f182720b 100644
--- a/fs/cifs/Makefile
+++ b/fs/cifs/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for Linux CIFS VFS client
#
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h
index de5b2e1fcce5..e185b2853eab 100644
--- a/fs/cifs/cifsglob.h
+++ b/fs/cifs/cifsglob.h
@@ -661,7 +661,9 @@ struct TCP_Server_Info {
#endif
unsigned int max_read;
unsigned int max_write;
- __u8 preauth_hash[512];
+#ifdef CONFIG_CIFS_SMB311
+ __u8 preauth_sha_hash[64]; /* save initital negprot hash */
+#endif /* 3.1.1 */
struct delayed_work reconnect; /* reconnect workqueue job */
struct mutex reconnect_mutex; /* prevent simultaneous reconnects */
unsigned long echo_interval;
@@ -849,7 +851,9 @@ struct cifs_ses {
__u8 smb3signingkey[SMB3_SIGN_KEY_SIZE];
__u8 smb3encryptionkey[SMB3_SIGN_KEY_SIZE];
__u8 smb3decryptionkey[SMB3_SIGN_KEY_SIZE];
- __u8 preauth_hash[512];
+#ifdef CONFIG_CIFS_SMB311
+ __u8 preauth_sha_hash[64];
+#endif /* 3.1.1 */
};
static inline bool
diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c
index e702d48bd023..81ba6e0d88d8 100644
--- a/fs/cifs/dir.c
+++ b/fs/cifs/dir.c
@@ -204,7 +204,8 @@ check_name(struct dentry *direntry, struct cifs_tcon *tcon)
struct cifs_sb_info *cifs_sb = CIFS_SB(direntry->d_sb);
int i;
- if (unlikely(direntry->d_name.len >
+ if (unlikely(tcon->fsAttrInfo.MaxPathNameComponentLength &&
+ direntry->d_name.len >
le32_to_cpu(tcon->fsAttrInfo.MaxPathNameComponentLength)))
return -ENAMETOOLONG;
@@ -520,7 +521,7 @@ cifs_atomic_open(struct inode *inode, struct dentry *direntry,
rc = check_name(direntry, tcon);
if (rc)
- goto out_free_xid;
+ goto out;
server = tcon->ses->server;
diff --git a/fs/cifs/smb2maperror.c b/fs/cifs/smb2maperror.c
index 7ca9808a0daa..62c88dfed57b 100644
--- a/fs/cifs/smb2maperror.c
+++ b/fs/cifs/smb2maperror.c
@@ -214,7 +214,7 @@ static const struct status_to_posix_error smb2_error_map_table[] = {
{STATUS_DATATYPE_MISALIGNMENT, -EIO, "STATUS_DATATYPE_MISALIGNMENT"},
{STATUS_BREAKPOINT, -EIO, "STATUS_BREAKPOINT"},
{STATUS_SINGLE_STEP, -EIO, "STATUS_SINGLE_STEP"},
- {STATUS_BUFFER_OVERFLOW, -EIO, "STATUS_BUFFER_OVERFLOW"},
+ {STATUS_BUFFER_OVERFLOW, -E2BIG, "STATUS_BUFFER_OVERFLOW"},
{STATUS_NO_MORE_FILES, -ENODATA, "STATUS_NO_MORE_FILES"},
{STATUS_WAKE_SYSTEM_DEBUGGER, -EIO, "STATUS_WAKE_SYSTEM_DEBUGGER"},
{STATUS_HANDLES_CLOSED, -EIO, "STATUS_HANDLES_CLOSED"},
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
index 0dafdbae1f8c..bdb963d0ba32 100644
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -522,6 +522,7 @@ smb2_query_eas(const unsigned int xid, struct cifs_tcon *tcon,
struct cifs_open_parms oparms;
struct cifs_fid fid;
struct smb2_file_full_ea_info *smb2_data;
+ int ea_buf_size = SMB2_MIN_EA_BUF;
utf16_path = cifs_convert_path_to_utf16(path, cifs_sb);
if (!utf16_path)
@@ -541,14 +542,32 @@ smb2_query_eas(const unsigned int xid, struct cifs_tcon *tcon,
return rc;
}
- smb2_data = kzalloc(SMB2_MAX_EA_BUF, GFP_KERNEL);
- if (smb2_data == NULL) {
- SMB2_close(xid, tcon, fid.persistent_fid, fid.volatile_fid);
- return -ENOMEM;
+ while (1) {
+ smb2_data = kzalloc(ea_buf_size, GFP_KERNEL);
+ if (smb2_data == NULL) {
+ SMB2_close(xid, tcon, fid.persistent_fid,
+ fid.volatile_fid);
+ return -ENOMEM;
+ }
+
+ rc = SMB2_query_eas(xid, tcon, fid.persistent_fid,
+ fid.volatile_fid,
+ ea_buf_size, smb2_data);
+
+ if (rc != -E2BIG)
+ break;
+
+ kfree(smb2_data);
+ ea_buf_size <<= 1;
+
+ if (ea_buf_size > SMB2_MAX_EA_BUF) {
+ cifs_dbg(VFS, "EA size is too large\n");
+ SMB2_close(xid, tcon, fid.persistent_fid,
+ fid.volatile_fid);
+ return -ENOMEM;
+ }
}
- rc = SMB2_query_eas(xid, tcon, fid.persistent_fid, fid.volatile_fid,
- smb2_data);
SMB2_close(xid, tcon, fid.persistent_fid, fid.volatile_fid);
if (!rc)
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
index 6f0e6343c15e..5331631386a2 100644
--- a/fs/cifs/smb2pdu.c
+++ b/fs/cifs/smb2pdu.c
@@ -648,7 +648,7 @@ int smb3_validate_negotiate(const unsigned int xid, struct cifs_tcon *tcon)
{
int rc = 0;
struct validate_negotiate_info_req vneg_inbuf;
- struct validate_negotiate_info_rsp *pneg_rsp;
+ struct validate_negotiate_info_rsp *pneg_rsp = NULL;
u32 rsplen;
u32 inbuflen; /* max of 4 dialects */
@@ -727,8 +727,9 @@ int smb3_validate_negotiate(const unsigned int xid, struct cifs_tcon *tcon)
rsplen);
/* relax check since Mac returns max bufsize allowed on ioctl */
- if (rsplen > CIFSMaxBufSize)
- return -EIO;
+ if ((rsplen > CIFSMaxBufSize)
+ || (rsplen < sizeof(struct validate_negotiate_info_rsp)))
+ goto err_rsp_free;
}
/* check validate negotiate info response matches what we got earlier */
@@ -747,10 +748,13 @@ int smb3_validate_negotiate(const unsigned int xid, struct cifs_tcon *tcon)
/* validate negotiate successful */
cifs_dbg(FYI, "validate negotiate info successful\n");
+ kfree(pneg_rsp);
return 0;
vneg_out:
cifs_dbg(VFS, "protocol revalidation - security settings mismatch\n");
+err_rsp_free:
+ kfree(pneg_rsp);
return -EIO;
}
@@ -1255,7 +1259,7 @@ SMB2_tcon(const unsigned int xid, struct cifs_ses *ses, const char *tree,
struct smb2_tree_connect_req *req;
struct smb2_tree_connect_rsp *rsp = NULL;
struct kvec iov[2];
- struct kvec rsp_iov;
+ struct kvec rsp_iov = { NULL, 0 };
int rc = 0;
int resp_buftype;
int unc_path_len;
@@ -1372,7 +1376,7 @@ tcon_exit:
return rc;
tcon_error_exit:
- if (rsp->hdr.sync_hdr.Status == STATUS_BAD_NETWORK_NAME) {
+ if (rsp && rsp->hdr.sync_hdr.Status == STATUS_BAD_NETWORK_NAME) {
cifs_dbg(VFS, "BAD_NETWORK_NAME: %s\n", tree);
}
goto tcon_exit;
@@ -1975,6 +1979,9 @@ SMB2_ioctl(const unsigned int xid, struct cifs_tcon *tcon, u64 persistent_fid,
} else
iov[0].iov_len = get_rfc1002_length(req) + 4;
+ /* validate negotiate request must be signed - see MS-SMB2 3.2.5.5 */
+ if (opcode == FSCTL_VALIDATE_NEGOTIATE_INFO)
+ req->hdr.sync_hdr.Flags |= SMB2_FLAGS_SIGNED;
rc = SendReceive2(xid, ses, iov, n_iov, &resp_buftype, flags, &rsp_iov);
cifs_small_buf_release(req);
@@ -2191,9 +2198,13 @@ query_info(const unsigned int xid, struct cifs_tcon *tcon,
req->PersistentFileId = persistent_fid;
req->VolatileFileId = volatile_fid;
req->AdditionalInformation = cpu_to_le32(additional_info);
- /* 4 for rfc1002 length field and 1 for Buffer */
- req->InputBufferOffset =
- cpu_to_le16(sizeof(struct smb2_query_info_req) - 1 - 4);
+
+ /*
+ * We do not use the input buffer (do not send extra byte)
+ */
+ req->InputBufferOffset = 0;
+ inc_rfc1001_len(req, -1);
+
req->OutputBufferLength = cpu_to_le32(output_len);
iov[0].iov_base = (char *)req;
@@ -2233,12 +2244,12 @@ qinf_exit:
}
int SMB2_query_eas(const unsigned int xid, struct cifs_tcon *tcon,
- u64 persistent_fid, u64 volatile_fid,
- struct smb2_file_full_ea_info *data)
+ u64 persistent_fid, u64 volatile_fid,
+ int ea_buf_size, struct smb2_file_full_ea_info *data)
{
return query_info(xid, tcon, persistent_fid, volatile_fid,
FILE_FULL_EA_INFORMATION, SMB2_O_INFO_FILE, 0,
- SMB2_MAX_EA_BUF,
+ ea_buf_size,
sizeof(struct smb2_file_full_ea_info),
(void **)&data,
NULL);
diff --git a/fs/cifs/smb2pdu.h b/fs/cifs/smb2pdu.h
index 6c9653a130c8..c2ec934be968 100644
--- a/fs/cifs/smb2pdu.h
+++ b/fs/cifs/smb2pdu.h
@@ -832,7 +832,7 @@ struct smb2_flush_rsp {
/* Channel field for read and write: exactly one of following flags can be set*/
#define SMB2_CHANNEL_NONE 0x00000000
#define SMB2_CHANNEL_RDMA_V1 0x00000001 /* SMB3 or later */
-#define SMB2_CHANNEL_RDMA_V1_INVALIDATE 0x00000001 /* SMB3.02 or later */
+#define SMB2_CHANNEL_RDMA_V1_INVALIDATE 0x00000002 /* SMB3.02 or later */
/* SMB2 read request without RFC1001 length at the beginning */
struct smb2_read_plain_req {
@@ -1178,7 +1178,8 @@ struct smb2_file_link_info { /* encoding of request for level 11 */
char FileName[0]; /* Name to be assigned to new link */
} __packed; /* level 11 Set */
-#define SMB2_MAX_EA_BUF 2048
+#define SMB2_MIN_EA_BUF 2048
+#define SMB2_MAX_EA_BUF 65536
struct smb2_file_full_ea_info { /* encoding of response for level 15 */
__le32 next_entry_offset;
diff --git a/fs/cifs/smb2proto.h b/fs/cifs/smb2proto.h
index 003217099ef3..e9ab5227e7a8 100644
--- a/fs/cifs/smb2proto.h
+++ b/fs/cifs/smb2proto.h
@@ -134,6 +134,7 @@ extern int SMB2_flush(const unsigned int xid, struct cifs_tcon *tcon,
u64 persistent_file_id, u64 volatile_file_id);
extern int SMB2_query_eas(const unsigned int xid, struct cifs_tcon *tcon,
u64 persistent_file_id, u64 volatile_file_id,
+ int ea_buf_size,
struct smb2_file_full_ea_info *data);
extern int SMB2_query_info(const unsigned int xid, struct cifs_tcon *tcon,
u64 persistent_file_id, u64 volatile_file_id,
diff --git a/fs/cifs/smb2transport.c b/fs/cifs/smb2transport.c
index 67367cf1f8cd..99493946e2f9 100644
--- a/fs/cifs/smb2transport.c
+++ b/fs/cifs/smb2transport.c
@@ -390,6 +390,7 @@ generate_smb30signingkey(struct cifs_ses *ses)
return generate_smb3signingkey(ses, &triplet);
}
+#ifdef CONFIG_CIFS_SMB311
int
generate_smb311signingkey(struct cifs_ses *ses)
@@ -398,25 +399,26 @@ generate_smb311signingkey(struct cifs_ses *ses)
struct derivation *d;
d = &triplet.signing;
- d->label.iov_base = "SMB2AESCMAC";
- d->label.iov_len = 12;
- d->context.iov_base = "SmbSign";
- d->context.iov_len = 8;
+ d->label.iov_base = "SMBSigningKey";
+ d->label.iov_len = 14;
+ d->context.iov_base = ses->preauth_sha_hash;
+ d->context.iov_len = 64;
d = &triplet.encryption;
- d->label.iov_base = "SMB2AESCCM";
- d->label.iov_len = 11;
- d->context.iov_base = "ServerIn ";
- d->context.iov_len = 10;
+ d->label.iov_base = "SMBC2SCipherKey";
+ d->label.iov_len = 16;
+ d->context.iov_base = ses->preauth_sha_hash;
+ d->context.iov_len = 64;
d = &triplet.decryption;
- d->label.iov_base = "SMB2AESCCM";
- d->label.iov_len = 11;
- d->context.iov_base = "ServerOut";
- d->context.iov_len = 10;
+ d->label.iov_base = "SMBS2CCipherKey";
+ d->label.iov_len = 16;
+ d->context.iov_base = ses->preauth_sha_hash;
+ d->context.iov_len = 64;
return generate_smb3signingkey(ses, &triplet);
}
+#endif /* 311 */
int
smb3_calc_signature(struct smb_rqst *rqst, struct TCP_Server_Info *server)
diff --git a/fs/coda/cache.c b/fs/coda/cache.c
index 5bb630a769e0..201fc08a8b4f 100644
--- a/fs/coda/cache.c
+++ b/fs/coda/cache.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Cache operations for Coda.
* For Linux 2.1: (C) 1997 Carnegie Mellon University
diff --git a/fs/coda/cnode.c b/fs/coda/cnode.c
index f13e09057c6b..845b5a66952a 100644
--- a/fs/coda/cnode.c
+++ b/fs/coda/cnode.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* cnode related routines for the coda kernel code
(C) 1996 Peter Braam
*/
diff --git a/fs/coda/coda_cache.h b/fs/coda/coda_cache.h
index c910b5eb1ceb..c9f7a77c013e 100644
--- a/fs/coda/coda_cache.h
+++ b/fs/coda/coda_cache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Coda filesystem -- Linux Minicache
*
* Copyright (C) 1989 - 1997 Carnegie Mellon University
diff --git a/fs/coda/coda_fs_i.h b/fs/coda/coda_fs_i.h
index c64075213218..d702ba1a2bf9 100644
--- a/fs/coda/coda_fs_i.h
+++ b/fs/coda/coda_fs_i.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* coda_fs_i.h
*
diff --git a/fs/coda/coda_int.h b/fs/coda/coda_int.h
index 381c993b1427..bb0b3e0ed6c2 100644
--- a/fs/coda/coda_int.h
+++ b/fs/coda/coda_int.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CODA_INT_
#define _CODA_INT_
diff --git a/fs/coda/coda_linux.c b/fs/coda/coda_linux.c
index f1714cfb589c..ca599df0dcb1 100644
--- a/fs/coda/coda_linux.c
+++ b/fs/coda/coda_linux.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Inode operations for Coda filesystem
* Original version: (C) 1996 P. Braam and M. Callahan
diff --git a/fs/coda/coda_linux.h b/fs/coda/coda_linux.h
index d3c361883c28..126155cadfa9 100644
--- a/fs/coda/coda_linux.h
+++ b/fs/coda/coda_linux.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Coda File System, Linux Kernel module
*
diff --git a/fs/coda/dir.c b/fs/coda/dir.c
index 274ab5586dd0..00876ddadb43 100644
--- a/fs/coda/dir.c
+++ b/fs/coda/dir.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Directory operations for Coda filesystem
diff --git a/fs/coda/file.c b/fs/coda/file.c
index 363402fcb3ed..1cbc1f2298ee 100644
--- a/fs/coda/file.c
+++ b/fs/coda/file.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* File operations for Coda.
* Original version: (C) 1996 Peter Braam
diff --git a/fs/coda/inode.c b/fs/coda/inode.c
index 6058df380cc0..6f0a6a4d5faa 100644
--- a/fs/coda/inode.c
+++ b/fs/coda/inode.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Super block/filesystem wide operations
*
diff --git a/fs/coda/pioctl.c b/fs/coda/pioctl.c
index b0b9cda41928..e0c17b7dccce 100644
--- a/fs/coda/pioctl.c
+++ b/fs/coda/pioctl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Pioctl operations for Coda.
* Original version: (C) 1996 Peter Braam
diff --git a/fs/coda/symlink.c b/fs/coda/symlink.c
index 03736e20d720..202297d156df 100644
--- a/fs/coda/symlink.c
+++ b/fs/coda/symlink.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Symlink inode operations for Coda filesystem
* Original version: (C) 1996 P. Braam and M. Callahan
diff --git a/fs/coda/sysctl.c b/fs/coda/sysctl.c
index 34218a8a28cd..0301d45000a8 100644
--- a/fs/coda/sysctl.c
+++ b/fs/coda/sysctl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Sysctl operations for Coda filesystem
* Original version: (C) 1996 P. Braam and M. Callahan
diff --git a/fs/coda/upcall.c b/fs/coda/upcall.c
index e82357c89979..a37f003530d7 100644
--- a/fs/coda/upcall.c
+++ b/fs/coda/upcall.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Mostly platform independent upcall operations to Venus:
* -- upcalls
diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c
index d27b326d96f4..bd5d91e119ca 100644
--- a/fs/compat_ioctl.c
+++ b/fs/compat_ioctl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ioctl32.c: Conversion between 32bit and 64bit native ioctls.
*
diff --git a/fs/coredump.c b/fs/coredump.c
index 0eec03696707..52c63d6c9143 100644
--- a/fs/coredump.c
+++ b/fs/coredump.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/slab.h>
#include <linux/file.h>
#include <linux/fdtable.h>
diff --git a/fs/cramfs/uncompress.c b/fs/cramfs/uncompress.c
index ec4f1d4fdad0..975d98fc26b5 100644
--- a/fs/cramfs/uncompress.c
+++ b/fs/cramfs/uncompress.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* uncompress.c
*
diff --git a/fs/crypto/bio.c b/fs/crypto/bio.c
index 483784d5eb73..0d5e6a569d58 100644
--- a/fs/crypto/bio.c
+++ b/fs/crypto/bio.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This contains encryption functions for per-file encryption.
*
diff --git a/fs/crypto/fname.c b/fs/crypto/fname.c
index ad9f814fdead..8606da1df0aa 100644
--- a/fs/crypto/fname.c
+++ b/fs/crypto/fname.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This contains functions for filename crypto management
*
diff --git a/fs/crypto/fscrypt_private.h b/fs/crypto/fscrypt_private.h
index a1d5021c31ef..092e9dad1414 100644
--- a/fs/crypto/fscrypt_private.h
+++ b/fs/crypto/fscrypt_private.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* fscrypt_private.h
*
diff --git a/fs/crypto/keyinfo.c b/fs/crypto/keyinfo.c
index 018c588c7ac3..a38630214058 100644
--- a/fs/crypto/keyinfo.c
+++ b/fs/crypto/keyinfo.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* key management facility for FS encryption support.
*
@@ -109,6 +110,11 @@ static int validate_user_key(struct fscrypt_info *crypt_info,
goto out;
}
ukp = user_key_payload_locked(keyring_key);
+ if (!ukp) {
+ /* key was revoked before we acquired its semaphore */
+ res = -EKEYREVOKED;
+ goto out;
+ }
if (ukp->datalen != sizeof(struct fscrypt_key)) {
res = -EINVAL;
goto out;
diff --git a/fs/crypto/policy.c b/fs/crypto/policy.c
index ce07a86200f3..a120649beeca 100644
--- a/fs/crypto/policy.c
+++ b/fs/crypto/policy.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Encryption policy functions for per-file encryption support.
*
diff --git a/fs/direct-io.c b/fs/direct-io.c
index 62cf812ed0e5..b53e66d9abd7 100644
--- a/fs/direct-io.c
+++ b/fs/direct-io.c
@@ -45,6 +45,12 @@
#define DIO_PAGES 64
/*
+ * Flags for dio_complete()
+ */
+#define DIO_COMPLETE_ASYNC 0x01 /* This is async IO */
+#define DIO_COMPLETE_INVALIDATE 0x02 /* Can invalidate pages */
+
+/*
* This code generally works in units of "dio_blocks". A dio_block is
* somewhere between the hard sector size and the filesystem block size. it
* is determined on a per-invocation basis. When talking to the filesystem
@@ -225,7 +231,7 @@ static inline struct page *dio_get_page(struct dio *dio,
* filesystems can use it to hold additional state between get_block calls and
* dio_complete.
*/
-static ssize_t dio_complete(struct dio *dio, ssize_t ret, bool is_async)
+static ssize_t dio_complete(struct dio *dio, ssize_t ret, unsigned int flags)
{
loff_t offset = dio->iocb->ki_pos;
ssize_t transferred = 0;
@@ -259,14 +265,27 @@ static ssize_t dio_complete(struct dio *dio, ssize_t ret, bool is_async)
if (ret == 0)
ret = transferred;
+ if (dio->end_io) {
+ // XXX: ki_pos??
+ err = dio->end_io(dio->iocb, offset, ret, dio->private);
+ if (err)
+ ret = err;
+ }
+
/*
* Try again to invalidate clean pages which might have been cached by
* non-direct readahead, or faulted in by get_user_pages() if the source
* of the write was an mmap'ed region of the file we're writing. Either
* one is a pretty crazy thing to do, so we don't support it 100%. If
* this invalidation fails, tough, the write still worked...
+ *
+ * And this page cache invalidation has to be after dio->end_io(), as
+ * some filesystems convert unwritten extents to real allocations in
+ * end_io() when necessary, otherwise a racing buffer read would cache
+ * zeros from unwritten extents.
*/
- if (ret > 0 && dio->op == REQ_OP_WRITE &&
+ if (flags & DIO_COMPLETE_INVALIDATE &&
+ ret > 0 && dio->op == REQ_OP_WRITE &&
dio->inode->i_mapping->nrpages) {
err = invalidate_inode_pages2_range(dio->inode->i_mapping,
offset >> PAGE_SHIFT,
@@ -274,18 +293,10 @@ static ssize_t dio_complete(struct dio *dio, ssize_t ret, bool is_async)
WARN_ON_ONCE(err);
}
- if (dio->end_io) {
-
- // XXX: ki_pos??
- err = dio->end_io(dio->iocb, offset, ret, dio->private);
- if (err)
- ret = err;
- }
-
if (!(dio->flags & DIO_SKIP_DIO_COUNT))
inode_dio_end(dio->inode);
- if (is_async) {
+ if (flags & DIO_COMPLETE_ASYNC) {
/*
* generic_write_sync expects ki_pos to have been updated
* already, but the submission path only does this for
@@ -306,7 +317,7 @@ static void dio_aio_complete_work(struct work_struct *work)
{
struct dio *dio = container_of(work, struct dio, complete_work);
- dio_complete(dio, 0, true);
+ dio_complete(dio, 0, DIO_COMPLETE_ASYNC | DIO_COMPLETE_INVALIDATE);
}
static blk_status_t dio_bio_complete(struct dio *dio, struct bio *bio);
@@ -348,7 +359,7 @@ static void dio_bio_end_aio(struct bio *bio)
queue_work(dio->inode->i_sb->s_dio_done_wq,
&dio->complete_work);
} else {
- dio_complete(dio, 0, true);
+ dio_complete(dio, 0, DIO_COMPLETE_ASYNC);
}
}
}
@@ -866,7 +877,8 @@ out:
*/
if (sdio->boundary) {
ret = dio_send_cur_page(dio, sdio, map_bh);
- dio_bio_submit(dio, sdio);
+ if (sdio->bio)
+ dio_bio_submit(dio, sdio);
put_page(sdio->cur_page);
sdio->cur_page = NULL;
}
@@ -1359,7 +1371,7 @@ do_blockdev_direct_IO(struct kiocb *iocb, struct inode *inode,
dio_await_completion(dio);
if (drop_refcount(dio) == 0) {
- retval = dio_complete(dio, retval, false);
+ retval = dio_complete(dio, retval, DIO_COMPLETE_INVALIDATE);
} else
BUG_ON(retval != -EIOCBQUEUED);
diff --git a/fs/dlm/Makefile b/fs/dlm/Makefile
index ca1c9124c8ce..3545fdafc6fb 100644
--- a/fs/dlm/Makefile
+++ b/fs/dlm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_DLM) += dlm.o
dlm-y := ast.o \
config.o \
diff --git a/fs/drop_caches.c b/fs/drop_caches.c
index d72d52b90433..82377017130f 100644
--- a/fs/drop_caches.c
+++ b/fs/drop_caches.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Implement the manual drop-all-pagecache function
*/
diff --git a/fs/ecryptfs/ecryptfs_kernel.h b/fs/ecryptfs/ecryptfs_kernel.h
index 9c351bf757b2..3fbc0ff79699 100644
--- a/fs/ecryptfs/ecryptfs_kernel.h
+++ b/fs/ecryptfs/ecryptfs_kernel.h
@@ -84,11 +84,16 @@ struct ecryptfs_page_crypt_context {
static inline struct ecryptfs_auth_tok *
ecryptfs_get_encrypted_key_payload_data(struct key *key)
{
- if (key->type == &key_type_encrypted)
- return (struct ecryptfs_auth_tok *)
- (&((struct encrypted_key_payload *)key->payload.data[0])->payload_data);
- else
+ struct encrypted_key_payload *payload;
+
+ if (key->type != &key_type_encrypted)
return NULL;
+
+ payload = key->payload.data[0];
+ if (!payload)
+ return ERR_PTR(-EKEYREVOKED);
+
+ return (struct ecryptfs_auth_tok *)payload->payload_data;
}
static inline struct key *ecryptfs_get_encrypted_key(char *sig)
@@ -114,12 +119,17 @@ static inline struct ecryptfs_auth_tok *
ecryptfs_get_key_payload_data(struct key *key)
{
struct ecryptfs_auth_tok *auth_tok;
+ struct user_key_payload *ukp;
auth_tok = ecryptfs_get_encrypted_key_payload_data(key);
- if (!auth_tok)
- return (struct ecryptfs_auth_tok *)user_key_payload_locked(key)->data;
- else
+ if (auth_tok)
return auth_tok;
+
+ ukp = user_key_payload_locked(key);
+ if (!ukp)
+ return ERR_PTR(-EKEYREVOKED);
+
+ return (struct ecryptfs_auth_tok *)ukp->data;
}
#define ECRYPTFS_MAX_KEYSET_SIZE 1024
diff --git a/fs/ecryptfs/keystore.c b/fs/ecryptfs/keystore.c
index 3cf1546dca82..fa218cd64f74 100644
--- a/fs/ecryptfs/keystore.c
+++ b/fs/ecryptfs/keystore.c
@@ -459,7 +459,8 @@ out:
* @auth_tok_key: key containing the authentication token
* @auth_tok: authentication token
*
- * Returns zero on valid auth tok; -EINVAL otherwise
+ * Returns zero on valid auth tok; -EINVAL if the payload is invalid; or
+ * -EKEYREVOKED if the key was revoked before we acquired its semaphore.
*/
static int
ecryptfs_verify_auth_tok_from_key(struct key *auth_tok_key,
@@ -468,6 +469,12 @@ ecryptfs_verify_auth_tok_from_key(struct key *auth_tok_key,
int rc = 0;
(*auth_tok) = ecryptfs_get_key_payload_data(auth_tok_key);
+ if (IS_ERR(*auth_tok)) {
+ rc = PTR_ERR(*auth_tok);
+ *auth_tok = NULL;
+ goto out;
+ }
+
if (ecryptfs_verify_version((*auth_tok)->version)) {
printk(KERN_ERR "Data structure version mismatch. Userspace "
"tools must match eCryptfs kernel module with major "
diff --git a/fs/efs/dir.c b/fs/efs/dir.c
index a7be96e5f1cb..f892ac7c2a35 100644
--- a/fs/efs/dir.c
+++ b/fs/efs/dir.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* dir.c
*
diff --git a/fs/efs/efs.h b/fs/efs/efs.h
index 70f5d4f9a945..13a4d9622633 100644
--- a/fs/efs/efs.h
+++ b/fs/efs/efs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 1999 Al Smith
*
diff --git a/fs/efs/file.c b/fs/efs/file.c
index a37dcee46866..9e641da6fab2 100644
--- a/fs/efs/file.c
+++ b/fs/efs/file.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* file.c
*
diff --git a/fs/efs/namei.c b/fs/efs/namei.c
index d34a40edcdb2..38961ee1d1af 100644
--- a/fs/efs/namei.c
+++ b/fs/efs/namei.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* namei.c
*
diff --git a/fs/efs/super.c b/fs/efs/super.c
index 5c42f1e34a2f..65b59009555b 100644
--- a/fs/efs/super.c
+++ b/fs/efs/super.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* super.c
*
diff --git a/fs/efs/symlink.c b/fs/efs/symlink.c
index 4870cc82deb0..923eb91654d5 100644
--- a/fs/efs/symlink.c
+++ b/fs/efs/symlink.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* symlink.c
*
diff --git a/fs/exec.c b/fs/exec.c
index 5470d3c1892a..3e14ba25f678 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -1802,6 +1802,7 @@ static int do_execveat_common(int fd, struct filename *filename,
/* execve succeeded */
current->fs->in_exec = 0;
current->in_execve = 0;
+ membarrier_execve(current);
acct_update_integrals(current);
task_numa_free(current);
free_bprm(bprm);
diff --git a/fs/ext2/Makefile b/fs/ext2/Makefile
index 445b0e996a12..311479d864a7 100644
--- a/fs/ext2/Makefile
+++ b/fs/ext2/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux ext2-filesystem routines.
#
diff --git a/fs/ext2/acl.c b/fs/ext2/acl.c
index 51f0aea70cb4..224c04abb2e5 100644
--- a/fs/ext2/acl.c
+++ b/fs/ext2/acl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext2/acl.c
*
diff --git a/fs/ext2/acl.h b/fs/ext2/acl.h
index 44937f9fcf32..0f01c759daac 100644
--- a/fs/ext2/acl.h
+++ b/fs/ext2/acl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
File: fs/ext2/acl.h
diff --git a/fs/ext2/balloc.c b/fs/ext2/balloc.c
index d0bdb74f0e15..e1b3724bebf2 100644
--- a/fs/ext2/balloc.c
+++ b/fs/ext2/balloc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext2/balloc.c
*
diff --git a/fs/ext2/dir.c b/fs/ext2/dir.c
index e2709695b177..987647986f47 100644
--- a/fs/ext2/dir.c
+++ b/fs/ext2/dir.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext2/dir.c
*
diff --git a/fs/ext2/ext2.h b/fs/ext2/ext2.h
index 28de3edd4f4d..032295e1d386 100644
--- a/fs/ext2/ext2.h
+++ b/fs/ext2/ext2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1992, 1993, 1994, 1995
* Remy Card (card@masi.ibp.fr)
diff --git a/fs/ext2/file.c b/fs/ext2/file.c
index ff3a3636a5ca..c67b486488fd 100644
--- a/fs/ext2/file.c
+++ b/fs/ext2/file.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext2/file.c
*
diff --git a/fs/ext2/ialloc.c b/fs/ext2/ialloc.c
index 395fc074c0db..a1fc3dabca41 100644
--- a/fs/ext2/ialloc.c
+++ b/fs/ext2/ialloc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext2/ialloc.c
*
diff --git a/fs/ext2/inode.c b/fs/ext2/inode.c
index 4dca6f348714..1442a4c734c8 100644
--- a/fs/ext2/inode.c
+++ b/fs/ext2/inode.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext2/inode.c
*
diff --git a/fs/ext2/ioctl.c b/fs/ext2/ioctl.c
index 087f122cca42..0367c0039e68 100644
--- a/fs/ext2/ioctl.c
+++ b/fs/ext2/ioctl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext2/ioctl.c
*
diff --git a/fs/ext2/namei.c b/fs/ext2/namei.c
index 814e405a2da6..e078075dc66f 100644
--- a/fs/ext2/namei.c
+++ b/fs/ext2/namei.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext2/namei.c
*
diff --git a/fs/ext2/symlink.c b/fs/ext2/symlink.c
index eeffb0138a17..d5589ddcc281 100644
--- a/fs/ext2/symlink.c
+++ b/fs/ext2/symlink.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext2/symlink.c
*
diff --git a/fs/ext2/xattr.c b/fs/ext2/xattr.c
index 1b9b1268d418..62d9a659a8ff 100644
--- a/fs/ext2/xattr.c
+++ b/fs/ext2/xattr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext2/xattr.c
*
diff --git a/fs/ext2/xattr.h b/fs/ext2/xattr.h
index 6f82ab1b00ca..cee888cdc235 100644
--- a/fs/ext2/xattr.h
+++ b/fs/ext2/xattr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
File: linux/ext2_xattr.h
diff --git a/fs/ext2/xattr_security.c b/fs/ext2/xattr_security.c
index 7b9e9c1842d5..9a682e440acb 100644
--- a/fs/ext2/xattr_security.c
+++ b/fs/ext2/xattr_security.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext2/xattr_security.c
* Handler for storing security labels as extended attributes.
diff --git a/fs/ext2/xattr_trusted.c b/fs/ext2/xattr_trusted.c
index 65049b71af13..49add1107850 100644
--- a/fs/ext2/xattr_trusted.c
+++ b/fs/ext2/xattr_trusted.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext2/xattr_trusted.c
* Handler for trusted extended attributes.
diff --git a/fs/ext2/xattr_user.c b/fs/ext2/xattr_user.c
index fb2f992ae763..c243a3b4d69d 100644
--- a/fs/ext2/xattr_user.c
+++ b/fs/ext2/xattr_user.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext2/xattr_user.c
* Handler for extended user attributes.
diff --git a/fs/ext4/Makefile b/fs/ext4/Makefile
index d9beca1653c5..8fdfcd3c3e04 100644
--- a/fs/ext4/Makefile
+++ b/fs/ext4/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux ext4-filesystem routines.
#
diff --git a/fs/ext4/acl.c b/fs/ext4/acl.c
index 46ff2229ff5e..fb50f9aa6ead 100644
--- a/fs/ext4/acl.c
+++ b/fs/ext4/acl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext4/acl.c
*
diff --git a/fs/ext4/acl.h b/fs/ext4/acl.h
index da2c79577d72..a48fc5ae2701 100644
--- a/fs/ext4/acl.h
+++ b/fs/ext4/acl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
File: fs/ext4/acl.h
diff --git a/fs/ext4/balloc.c b/fs/ext4/balloc.c
index e04ec868e37e..d5ddfb96c83c 100644
--- a/fs/ext4/balloc.c
+++ b/fs/ext4/balloc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext4/balloc.c
*
diff --git a/fs/ext4/bitmap.c b/fs/ext4/bitmap.c
index 4a606afb171f..f63e028c638c 100644
--- a/fs/ext4/bitmap.c
+++ b/fs/ext4/bitmap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext4/bitmap.c
*
diff --git a/fs/ext4/block_validity.c b/fs/ext4/block_validity.c
index fdb19543af1e..bee888e0e2db 100644
--- a/fs/ext4/block_validity.c
+++ b/fs/ext4/block_validity.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext4/block_validity.c
*
diff --git a/fs/ext4/dir.c b/fs/ext4/dir.c
index b04e882179c6..d5babc9f222b 100644
--- a/fs/ext4/dir.c
+++ b/fs/ext4/dir.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext4/dir.c
*
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index e2abe01c8c6b..58a0304566db 100644
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ext4.h
*
diff --git a/fs/ext4/ext4_jbd2.c b/fs/ext4/ext4_jbd2.c
index 5b342ac67d2e..2d593201cf7a 100644
--- a/fs/ext4/ext4_jbd2.c
+++ b/fs/ext4/ext4_jbd2.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Interface between ext4 and JBD
*/
diff --git a/fs/ext4/extents_status.c b/fs/ext4/extents_status.c
index e7f12a204cbc..763ef185dd17 100644
--- a/fs/ext4/extents_status.c
+++ b/fs/ext4/extents_status.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* fs/ext4/extents_status.c
*
diff --git a/fs/ext4/extents_status.h b/fs/ext4/extents_status.h
index f7aa24f4642d..ca90fc96f47e 100644
--- a/fs/ext4/extents_status.h
+++ b/fs/ext4/extents_status.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* fs/ext4/extents_status.h
*
diff --git a/fs/ext4/file.c b/fs/ext4/file.c
index b1da660ac3bc..5cb9aa3ad249 100644
--- a/fs/ext4/file.c
+++ b/fs/ext4/file.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext4/file.c
*
diff --git a/fs/ext4/fsync.c b/fs/ext4/fsync.c
index f9230580a84b..26a7fe5c4fd3 100644
--- a/fs/ext4/fsync.c
+++ b/fs/ext4/fsync.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext4/fsync.c
*
diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index ee823022aa34..c5f697a3fad4 100644
--- a/fs/ext4/ialloc.c
+++ b/fs/ext4/ialloc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext4/ialloc.c
*
diff --git a/fs/ext4/indirect.c b/fs/ext4/indirect.c
index 7ffa290cbb8e..c32802c956d5 100644
--- a/fs/ext4/indirect.c
+++ b/fs/ext4/indirect.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext4/indirect.c
*
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 31db875bc7a1..90afeb7293a6 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext4/inode.c
*
diff --git a/fs/ext4/ioctl.c b/fs/ext4/ioctl.c
index afb66d4ab5cf..75d83471f65c 100644
--- a/fs/ext4/ioctl.c
+++ b/fs/ext4/ioctl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext4/ioctl.c
*
diff --git a/fs/ext4/mballoc.h b/fs/ext4/mballoc.h
index 009300ee1561..dcf52540f379 100644
--- a/fs/ext4/mballoc.h
+++ b/fs/ext4/mballoc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* fs/ext4/mballoc.h
*
diff --git a/fs/ext4/mmp.c b/fs/ext4/mmp.c
index 84c54f15f1dd..27b9a76a0dfa 100644
--- a/fs/ext4/mmp.c
+++ b/fs/ext4/mmp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/fs.h>
#include <linux/random.h>
#include <linux/buffer_head.h>
diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index c1cf020d1889..bd48a8d83961 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext4/namei.c
*
diff --git a/fs/ext4/page-io.c b/fs/ext4/page-io.c
index 55ad7dd149d0..db7590178dfc 100644
--- a/fs/ext4/page-io.c
+++ b/fs/ext4/page-io.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext4/page-io.c
*
diff --git a/fs/ext4/readpage.c b/fs/ext4/readpage.c
index 04c90643af7a..9ffa6fad18db 100644
--- a/fs/ext4/readpage.c
+++ b/fs/ext4/readpage.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext4/readpage.c
*
diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c
index 035cd3f4785e..1dac59c24792 100644
--- a/fs/ext4/resize.c
+++ b/fs/ext4/resize.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext4/resize.c
*
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index b104096fce9e..b0915b734a38 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -1677,7 +1677,7 @@ static int handle_mount_opt(struct super_block *sb, char *opt, int token,
sbi->s_mount_flags |= EXT4_MF_FS_ABORTED;
return 1;
case Opt_i_version:
- sb->s_flags |= MS_I_VERSION;
+ sb->s_flags |= SB_I_VERSION;
return 1;
case Opt_lazytime:
sb->s_flags |= MS_LAZYTIME;
@@ -2060,7 +2060,7 @@ static int _ext4_show_options(struct seq_file *seq, struct super_block *sb,
SEQ_OPTS_PRINT("min_batch_time=%u", sbi->s_min_batch_time);
if (nodefs || sbi->s_max_batch_time != EXT4_DEF_MAX_BATCH_TIME)
SEQ_OPTS_PRINT("max_batch_time=%u", sbi->s_max_batch_time);
- if (sb->s_flags & MS_I_VERSION)
+ if (sb->s_flags & SB_I_VERSION)
SEQ_OPTS_PUTS("i_version");
if (nodefs || sbi->s_stripe)
SEQ_OPTS_PRINT("stripe=%lu", sbi->s_stripe);
diff --git a/fs/ext4/symlink.c b/fs/ext4/symlink.c
index 5c8fc53cb0e5..a2006c9af1d9 100644
--- a/fs/ext4/symlink.c
+++ b/fs/ext4/symlink.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext4/symlink.c
*
diff --git a/fs/ext4/sysfs.c b/fs/ext4/sysfs.c
index 48c7a7d55ed3..e21afd52e7d7 100644
--- a/fs/ext4/sysfs.c
+++ b/fs/ext4/sysfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext4/sysfs.c
*
diff --git a/fs/ext4/truncate.h b/fs/ext4/truncate.h
index c70d06a383e2..b64a9fa0ff41 100644
--- a/fs/ext4/truncate.h
+++ b/fs/ext4/truncate.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/fs/ext4/truncate.h
*
diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c
index 3b69330a4250..218a7ba57819 100644
--- a/fs/ext4/xattr.c
+++ b/fs/ext4/xattr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext4/xattr.c
*
diff --git a/fs/ext4/xattr.h b/fs/ext4/xattr.h
index 0d2dde1fa87a..f8cc07588ac9 100644
--- a/fs/ext4/xattr.h
+++ b/fs/ext4/xattr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
File: fs/ext4/xattr.h
diff --git a/fs/ext4/xattr_security.c b/fs/ext4/xattr_security.c
index a8921112030d..629001b28632 100644
--- a/fs/ext4/xattr_security.c
+++ b/fs/ext4/xattr_security.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext4/xattr_security.c
* Handler for storing security labels as extended attributes.
diff --git a/fs/ext4/xattr_trusted.c b/fs/ext4/xattr_trusted.c
index c7765c735714..e9389e5d75c3 100644
--- a/fs/ext4/xattr_trusted.c
+++ b/fs/ext4/xattr_trusted.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext4/xattr_trusted.c
* Handler for trusted extended attributes.
diff --git a/fs/ext4/xattr_user.c b/fs/ext4/xattr_user.c
index ca20e423034b..d4546184b34b 100644
--- a/fs/ext4/xattr_user.c
+++ b/fs/ext4/xattr_user.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ext4/xattr_user.c
* Handler for extended user attributes.
diff --git a/fs/f2fs/Makefile b/fs/f2fs/Makefile
index a0dc559b1b47..776c4b936504 100644
--- a/fs/f2fs/Makefile
+++ b/fs/f2fs/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_F2FS_FS) += f2fs.o
f2fs-y := dir.o file.o inode.o namei.o hash.o super.o inline.o
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 9a7c90386947..4b4a72f392be 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -2525,7 +2525,7 @@ void invalidate_blocks(struct f2fs_sb_info *sbi, block_t addr);
bool is_checkpointed_data(struct f2fs_sb_info *sbi, block_t blkaddr);
void refresh_sit_entry(struct f2fs_sb_info *sbi, block_t old, block_t new);
void stop_discard_thread(struct f2fs_sb_info *sbi);
-void f2fs_wait_discard_bios(struct f2fs_sb_info *sbi);
+void f2fs_wait_discard_bios(struct f2fs_sb_info *sbi, bool umount);
void clear_prefree_segments(struct f2fs_sb_info *sbi, struct cp_control *cpc);
void release_discard_addrs(struct f2fs_sb_info *sbi);
int npages_for_summary_flush(struct f2fs_sb_info *sbi, bool for_ra);
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index 621b9b3d320b..c695ff462ee6 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -1210,11 +1210,11 @@ void stop_discard_thread(struct f2fs_sb_info *sbi)
}
/* This comes from f2fs_put_super and f2fs_trim_fs */
-void f2fs_wait_discard_bios(struct f2fs_sb_info *sbi)
+void f2fs_wait_discard_bios(struct f2fs_sb_info *sbi, bool umount)
{
__issue_discard_cmd(sbi, false);
__drop_discard_cmd(sbi);
- __wait_discard_cmd(sbi, false);
+ __wait_discard_cmd(sbi, !umount);
}
static void mark_discard_range_all(struct f2fs_sb_info *sbi)
@@ -2244,7 +2244,7 @@ int f2fs_trim_fs(struct f2fs_sb_info *sbi, struct fstrim_range *range)
}
/* It's time to issue all the filed discards */
mark_discard_range_all(sbi);
- f2fs_wait_discard_bios(sbi);
+ f2fs_wait_discard_bios(sbi, false);
out:
range->len = F2FS_BLK_TO_BYTES(cpc.trimmed);
return err;
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 89f61eb3d167..933c3d529e65 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -801,7 +801,7 @@ static void f2fs_put_super(struct super_block *sb)
}
/* be sure to wait for any on-going discard commands */
- f2fs_wait_discard_bios(sbi);
+ f2fs_wait_discard_bios(sbi, true);
if (f2fs_discard_en(sbi) && !sbi->discard_blks) {
struct cp_control cpc = {
diff --git a/fs/fat/Makefile b/fs/fat/Makefile
index 964b634f6667..70645ce2f7fc 100644
--- a/fs/fat/Makefile
+++ b/fs/fat/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux fat filesystem support.
#
diff --git a/fs/fat/cache.c b/fs/fat/cache.c
index 5d384921524d..e9bed49df6b7 100644
--- a/fs/fat/cache.c
+++ b/fs/fat/cache.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/fat/cache.c
*
diff --git a/fs/fat/fat.h b/fs/fat/fat.h
index 051dac1ce3be..8fc1093da47d 100644
--- a/fs/fat/fat.h
+++ b/fs/fat/fat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FAT_H
#define _FAT_H
diff --git a/fs/fcntl.c b/fs/fcntl.c
index 448a1119f0be..8d78ffd7b399 100644
--- a/fs/fcntl.c
+++ b/fs/fcntl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/fcntl.c
*
diff --git a/fs/fhandle.c b/fs/fhandle.c
index 58a61f55e0d0..474adc8d2a3a 100644
--- a/fs/fhandle.c
+++ b/fs/fhandle.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/syscalls.h>
#include <linux/slab.h>
#include <linux/fs.h>
diff --git a/fs/file.c b/fs/file.c
index 1fc7fbbb4510..4eecbf4244a5 100644
--- a/fs/file.c
+++ b/fs/file.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/file.c
*
diff --git a/fs/filesystems.c b/fs/filesystems.c
index a920ad2629ac..f2728a4a03a1 100644
--- a/fs/filesystems.c
+++ b/fs/filesystems.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/filesystems.c
*
diff --git a/fs/fs_pin.c b/fs/fs_pin.c
index e747b3d720ee..0d285fd5b44a 100644
--- a/fs/fs_pin.c
+++ b/fs/fs_pin.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/fs.h>
#include <linux/sched.h>
#include <linux/slab.h>
diff --git a/fs/fscache/Makefile b/fs/fscache/Makefile
index 6d561531cb36..79e08e05ef84 100644
--- a/fs/fscache/Makefile
+++ b/fs/fscache/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for general filesystem caching code
#
diff --git a/fs/fscache/object-list.c b/fs/fscache/object-list.c
index b5ab06fabc60..0438d4cd91ef 100644
--- a/fs/fscache/object-list.c
+++ b/fs/fscache/object-list.c
@@ -331,6 +331,13 @@ static void fscache_objlist_config(struct fscache_objlist_data *data)
rcu_read_lock();
confkey = user_key_payload_rcu(key);
+ if (!confkey) {
+ /* key was revoked */
+ rcu_read_unlock();
+ key_put(key);
+ goto no_config;
+ }
+
buf = confkey->data;
for (len = confkey->datalen - 1; len >= 0; len--) {
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index 622081b97426..24967382a7b1 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -1308,7 +1308,8 @@ static int parse_dirplusfile(char *buf, size_t nbytes, struct file *file,
*/
over = !dir_emit(ctx, dirent->name, dirent->namelen,
dirent->ino, dirent->type);
- ctx->pos = dirent->off;
+ if (!over)
+ ctx->pos = dirent->off;
}
buf += reclen;
diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c
index 65c88379a3a1..94a745acaef8 100644
--- a/fs/fuse/inode.c
+++ b/fs/fuse/inode.c
@@ -1059,7 +1059,7 @@ static int fuse_fill_super(struct super_block *sb, void *data, int silent)
if (sb->s_flags & MS_MANDLOCK)
goto err;
- sb->s_flags &= ~(MS_NOSEC | MS_I_VERSION);
+ sb->s_flags &= ~(MS_NOSEC | SB_I_VERSION);
if (!parse_fuse_opt(data, &d, is_bdev))
goto err;
diff --git a/fs/gfs2/Makefile b/fs/gfs2/Makefile
index 86128202384f..41b2aa4bc3bf 100644
--- a/fs/gfs2/Makefile
+++ b/fs/gfs2/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-y := -I$(src)
obj-$(CONFIG_GFS2_FS) += gfs2.o
gfs2-y := acl.o bmap.o dir.o xattr.o glock.o \
diff --git a/fs/gfs2/trace_gfs2.h b/fs/gfs2/trace_gfs2.h
index 49ac55da4e33..2f159265693b 100644
--- a/fs/gfs2/trace_gfs2.h
+++ b/fs/gfs2/trace_gfs2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM gfs2
diff --git a/fs/hfs/attr.c b/fs/hfs/attr.c
index 0933600e11c8..74fa62643136 100644
--- a/fs/hfs/attr.c
+++ b/fs/hfs/attr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hfs/attr.c
*
diff --git a/fs/hfs/bfind.c b/fs/hfs/bfind.c
index de69d8a24f6d..4af318fbda77 100644
--- a/fs/hfs/bfind.c
+++ b/fs/hfs/bfind.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hfs/bfind.c
*
diff --git a/fs/hfs/bnode.c b/fs/hfs/bnode.c
index d77d844b668b..8aec5e732abf 100644
--- a/fs/hfs/bnode.c
+++ b/fs/hfs/bnode.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hfs/bnode.c
*
diff --git a/fs/hfs/brec.c b/fs/hfs/brec.c
index 6fc766df0461..ad04a5741016 100644
--- a/fs/hfs/brec.c
+++ b/fs/hfs/brec.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hfs/brec.c
*
diff --git a/fs/hfs/btree.c b/fs/hfs/btree.c
index 37cdd955eceb..374b5688e29e 100644
--- a/fs/hfs/btree.c
+++ b/fs/hfs/btree.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hfs/btree.c
*
diff --git a/fs/hfs/btree.h b/fs/hfs/btree.h
index f6bd266d70b5..c8b252dbb26c 100644
--- a/fs/hfs/btree.h
+++ b/fs/hfs/btree.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/fs/hfs/btree.h
*
diff --git a/fs/hfsplus/Makefile b/fs/hfsplus/Makefile
index 683fca2e5e65..f6a56542f8d7 100644
--- a/fs/hfsplus/Makefile
+++ b/fs/hfsplus/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
## Makefile for the linux hfsplus filesystem routines.
#
diff --git a/fs/hfsplus/acl.h b/fs/hfsplus/acl.h
index 95c8ed9ec17f..488c2b75cf41 100644
--- a/fs/hfsplus/acl.h
+++ b/fs/hfsplus/acl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/fs/hfsplus/acl.h
*
diff --git a/fs/hfsplus/attributes.c b/fs/hfsplus/attributes.c
index e5b221de7de6..2bab6b3cdba4 100644
--- a/fs/hfsplus/attributes.c
+++ b/fs/hfsplus/attributes.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hfsplus/attributes.c
*
diff --git a/fs/hfsplus/bfind.c b/fs/hfsplus/bfind.c
index 528e38b5af7f..ca2ba8c9f82e 100644
--- a/fs/hfsplus/bfind.c
+++ b/fs/hfsplus/bfind.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hfsplus/bfind.c
*
diff --git a/fs/hfsplus/bitmap.c b/fs/hfsplus/bitmap.c
index c0ae274c0a22..cebce0cfe340 100644
--- a/fs/hfsplus/bitmap.c
+++ b/fs/hfsplus/bitmap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hfsplus/bitmap.c
*
diff --git a/fs/hfsplus/bnode.c b/fs/hfsplus/bnode.c
index ce014ceb89ef..d77015c3f22c 100644
--- a/fs/hfsplus/bnode.c
+++ b/fs/hfsplus/bnode.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hfsplus/bnode.c
*
diff --git a/fs/hfsplus/brec.c b/fs/hfsplus/brec.c
index 754fdf8c6356..808f4d8c859c 100644
--- a/fs/hfsplus/brec.c
+++ b/fs/hfsplus/brec.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hfsplus/brec.c
*
diff --git a/fs/hfsplus/btree.c b/fs/hfsplus/btree.c
index d9d1a36ba826..de14b2b6881b 100644
--- a/fs/hfsplus/btree.c
+++ b/fs/hfsplus/btree.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hfsplus/btree.c
*
diff --git a/fs/hfsplus/catalog.c b/fs/hfsplus/catalog.c
index a5e00f7a4c14..a196369ba779 100644
--- a/fs/hfsplus/catalog.c
+++ b/fs/hfsplus/catalog.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hfsplus/catalog.c
*
diff --git a/fs/hfsplus/dir.c b/fs/hfsplus/dir.c
index 31d5e3f1fe17..e8120a282435 100644
--- a/fs/hfsplus/dir.c
+++ b/fs/hfsplus/dir.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hfsplus/dir.c
*
diff --git a/fs/hfsplus/extents.c b/fs/hfsplus/extents.c
index a3eb640b4f8f..e8770935ce6d 100644
--- a/fs/hfsplus/extents.c
+++ b/fs/hfsplus/extents.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hfsplus/extents.c
*
diff --git a/fs/hfsplus/hfsplus_fs.h b/fs/hfsplus/hfsplus_fs.h
index a3f03b247463..a015044daa05 100644
--- a/fs/hfsplus/hfsplus_fs.h
+++ b/fs/hfsplus/hfsplus_fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/hfsplus_fs.h
*
diff --git a/fs/hfsplus/hfsplus_raw.h b/fs/hfsplus/hfsplus_raw.h
index 8298d0985f81..456e87aec7fd 100644
--- a/fs/hfsplus/hfsplus_raw.h
+++ b/fs/hfsplus/hfsplus_raw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/hfsplus_raw.h
*
diff --git a/fs/hfsplus/inode.c b/fs/hfsplus/inode.c
index 4f26b6877130..190c60efbc99 100644
--- a/fs/hfsplus/inode.c
+++ b/fs/hfsplus/inode.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hfsplus/inode.c
*
diff --git a/fs/hfsplus/ioctl.c b/fs/hfsplus/ioctl.c
index 0a156d84e67d..5e6502ef7415 100644
--- a/fs/hfsplus/ioctl.c
+++ b/fs/hfsplus/ioctl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hfsplus/ioctl.c
*
diff --git a/fs/hfsplus/options.c b/fs/hfsplus/options.c
index bb806e58c977..047e05c57560 100644
--- a/fs/hfsplus/options.c
+++ b/fs/hfsplus/options.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hfsplus/options.c
*
diff --git a/fs/hfsplus/posix_acl.c b/fs/hfsplus/posix_acl.c
index 6bb5d7c42888..066114dcc3a2 100644
--- a/fs/hfsplus/posix_acl.c
+++ b/fs/hfsplus/posix_acl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hfsplus/posix_acl.c
*
diff --git a/fs/hfsplus/tables.c b/fs/hfsplus/tables.c
index 1b911730a0c1..a5fb8ee7d019 100644
--- a/fs/hfsplus/tables.c
+++ b/fs/hfsplus/tables.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hfsplus/tables.c
*
diff --git a/fs/hfsplus/unicode.c b/fs/hfsplus/unicode.c
index e563939882f3..dfa90c21948f 100644
--- a/fs/hfsplus/unicode.c
+++ b/fs/hfsplus/unicode.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hfsplus/unicode.c
*
diff --git a/fs/hfsplus/wrapper.c b/fs/hfsplus/wrapper.c
index 10032b919a85..08c1580bdf7a 100644
--- a/fs/hfsplus/wrapper.c
+++ b/fs/hfsplus/wrapper.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hfsplus/wrapper.c
*
diff --git a/fs/hfsplus/xattr.c b/fs/hfsplus/xattr.c
index d37bb88dc746..e538b758c448 100644
--- a/fs/hfsplus/xattr.c
+++ b/fs/hfsplus/xattr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hfsplus/xattr.c
*
diff --git a/fs/hfsplus/xattr.h b/fs/hfsplus/xattr.h
index 68f6b539371f..a4e611d69710 100644
--- a/fs/hfsplus/xattr.h
+++ b/fs/hfsplus/xattr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/fs/hfsplus/xattr.h
*
diff --git a/fs/hfsplus/xattr_security.c b/fs/hfsplus/xattr_security.c
index 37b3efa733ef..f5550b006e88 100644
--- a/fs/hfsplus/xattr_security.c
+++ b/fs/hfsplus/xattr_security.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hfsplus/xattr_trusted.c
*
diff --git a/fs/hfsplus/xattr_trusted.c b/fs/hfsplus/xattr_trusted.c
index 94519d6c627d..fbad91e1dada 100644
--- a/fs/hfsplus/xattr_trusted.c
+++ b/fs/hfsplus/xattr_trusted.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hfsplus/xattr_trusted.c
*
diff --git a/fs/hfsplus/xattr_user.c b/fs/hfsplus/xattr_user.c
index fae6c0ea0030..74d19faf255e 100644
--- a/fs/hfsplus/xattr_user.c
+++ b/fs/hfsplus/xattr_user.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hfsplus/xattr_user.c
*
diff --git a/fs/hostfs/hostfs.h b/fs/hostfs/hostfs.h
index 91e19f9dffe5..ffaec2e7526c 100644
--- a/fs/hostfs/hostfs.h
+++ b/fs/hostfs/hostfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_FS_HOSTFS
#define __UM_FS_HOSTFS
diff --git a/fs/hpfs/alloc.c b/fs/hpfs/alloc.c
index 098bf0f4f386..66617b1557c6 100644
--- a/fs/hpfs/alloc.c
+++ b/fs/hpfs/alloc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hpfs/alloc.c
*
diff --git a/fs/hpfs/anode.c b/fs/hpfs/anode.c
index 2d5b254ad9e2..c14c9a035ee0 100644
--- a/fs/hpfs/anode.c
+++ b/fs/hpfs/anode.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hpfs/anode.c
*
diff --git a/fs/hpfs/buffer.c b/fs/hpfs/buffer.c
index f626114449e4..e285d6b3bba4 100644
--- a/fs/hpfs/buffer.c
+++ b/fs/hpfs/buffer.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hpfs/buffer.c
*
diff --git a/fs/hpfs/dentry.c b/fs/hpfs/dentry.c
index bb87d65f0d97..89a36fdc68cb 100644
--- a/fs/hpfs/dentry.c
+++ b/fs/hpfs/dentry.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hpfs/dentry.c
*
diff --git a/fs/hpfs/dir.c b/fs/hpfs/dir.c
index fa6bbb4f509f..8d6b7e35faf9 100644
--- a/fs/hpfs/dir.c
+++ b/fs/hpfs/dir.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hpfs/dir.c
*
diff --git a/fs/hpfs/dnode.c b/fs/hpfs/dnode.c
index 86ab7e790b4e..3b834563b1f1 100644
--- a/fs/hpfs/dnode.c
+++ b/fs/hpfs/dnode.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hpfs/dnode.c
*
diff --git a/fs/hpfs/ea.c b/fs/hpfs/ea.c
index ce3f98ba993a..102ba18e561f 100644
--- a/fs/hpfs/ea.c
+++ b/fs/hpfs/ea.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hpfs/ea.c
*
diff --git a/fs/hpfs/file.c b/fs/hpfs/file.c
index f26138425b16..1ecec124e76f 100644
--- a/fs/hpfs/file.c
+++ b/fs/hpfs/file.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hpfs/file.c
*
diff --git a/fs/hpfs/hpfs.h b/fs/hpfs/hpfs.h
index cce025aff1b1..823a328791c0 100644
--- a/fs/hpfs/hpfs.h
+++ b/fs/hpfs/hpfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/fs/hpfs/hpfs.h
*
diff --git a/fs/hpfs/hpfs_fn.h b/fs/hpfs/hpfs_fn.h
index d352f3a6af7f..2577ef1034ef 100644
--- a/fs/hpfs/hpfs_fn.h
+++ b/fs/hpfs/hpfs_fn.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/fs/hpfs/hpfs_fn.h
*
diff --git a/fs/hpfs/inode.c b/fs/hpfs/inode.c
index b9c724ed1e7e..eb8b4baf0f2e 100644
--- a/fs/hpfs/inode.c
+++ b/fs/hpfs/inode.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hpfs/inode.c
*
diff --git a/fs/hpfs/map.c b/fs/hpfs/map.c
index a136929189f0..e0e60b148400 100644
--- a/fs/hpfs/map.c
+++ b/fs/hpfs/map.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hpfs/map.c
*
diff --git a/fs/hpfs/name.c b/fs/hpfs/name.c
index b00d396d22c6..ef7ba77f36b8 100644
--- a/fs/hpfs/name.c
+++ b/fs/hpfs/name.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hpfs/name.c
*
diff --git a/fs/hpfs/namei.c b/fs/hpfs/namei.c
index f30c14414518..a3615e4c730d 100644
--- a/fs/hpfs/namei.c
+++ b/fs/hpfs/namei.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/hpfs/namei.c
*
diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
index 59073e9f01a4..ed113ea17aff 100644
--- a/fs/hugetlbfs/inode.c
+++ b/fs/hugetlbfs/inode.c
@@ -842,9 +842,12 @@ static int hugetlbfs_error_remove_page(struct address_space *mapping,
struct page *page)
{
struct inode *inode = mapping->host;
+ pgoff_t index = page->index;
remove_huge_page(page);
- hugetlb_fix_reserve_counts(inode);
+ if (unlikely(hugetlb_unreserve_pages(inode, index, index + 1, 1)))
+ hugetlb_fix_reserve_counts(inode);
+
return 0;
}
diff --git a/fs/ioctl.c b/fs/ioctl.c
index 569db68d02b3..5ace7efb0d04 100644
--- a/fs/ioctl.c
+++ b/fs/ioctl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ioctl.c
*
diff --git a/fs/iomap.c b/fs/iomap.c
index be61cf742b5e..d4801f8dd4fd 100644
--- a/fs/iomap.c
+++ b/fs/iomap.c
@@ -714,23 +714,9 @@ static ssize_t iomap_dio_complete(struct iomap_dio *dio)
{
struct kiocb *iocb = dio->iocb;
struct inode *inode = file_inode(iocb->ki_filp);
+ loff_t offset = iocb->ki_pos;
ssize_t ret;
- /*
- * Try again to invalidate clean pages which might have been cached by
- * non-direct readahead, or faulted in by get_user_pages() if the source
- * of the write was an mmap'ed region of the file we're writing. Either
- * one is a pretty crazy thing to do, so we don't support it 100%. If
- * this invalidation fails, tough, the write still worked...
- */
- if (!dio->error &&
- (dio->flags & IOMAP_DIO_WRITE) && inode->i_mapping->nrpages) {
- ret = invalidate_inode_pages2_range(inode->i_mapping,
- iocb->ki_pos >> PAGE_SHIFT,
- (iocb->ki_pos + dio->size - 1) >> PAGE_SHIFT);
- WARN_ON_ONCE(ret);
- }
-
if (dio->end_io) {
ret = dio->end_io(iocb,
dio->error ? dio->error : dio->size,
@@ -742,12 +728,33 @@ static ssize_t iomap_dio_complete(struct iomap_dio *dio)
if (likely(!ret)) {
ret = dio->size;
/* check for short read */
- if (iocb->ki_pos + ret > dio->i_size &&
+ if (offset + ret > dio->i_size &&
!(dio->flags & IOMAP_DIO_WRITE))
- ret = dio->i_size - iocb->ki_pos;
+ ret = dio->i_size - offset;
iocb->ki_pos += ret;
}
+ /*
+ * Try again to invalidate clean pages which might have been cached by
+ * non-direct readahead, or faulted in by get_user_pages() if the source
+ * of the write was an mmap'ed region of the file we're writing. Either
+ * one is a pretty crazy thing to do, so we don't support it 100%. If
+ * this invalidation fails, tough, the write still worked...
+ *
+ * And this page cache invalidation has to be after dio->end_io(), as
+ * some filesystems convert unwritten extents to real allocations in
+ * end_io() when necessary, otherwise a racing buffer read would cache
+ * zeros from unwritten extents.
+ */
+ if (!dio->error &&
+ (dio->flags & IOMAP_DIO_WRITE) && inode->i_mapping->nrpages) {
+ int err;
+ err = invalidate_inode_pages2_range(inode->i_mapping,
+ offset >> PAGE_SHIFT,
+ (offset + dio->size - 1) >> PAGE_SHIFT);
+ WARN_ON_ONCE(err);
+ }
+
inode_dio_end(file_inode(iocb->ki_filp));
kfree(dio);
diff --git a/fs/isofs/Makefile b/fs/isofs/Makefile
index bf162f0942d5..6498fd2b0f60 100644
--- a/fs/isofs/Makefile
+++ b/fs/isofs/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux isofs filesystem routines.
#
diff --git a/fs/isofs/dir.c b/fs/isofs/dir.c
index e7599615e4e0..947ce22f5b3c 100644
--- a/fs/isofs/dir.c
+++ b/fs/isofs/dir.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/isofs/dir.c
*
diff --git a/fs/isofs/export.c b/fs/isofs/export.c
index 0c5f721b4e91..85a9093769a9 100644
--- a/fs/isofs/export.c
+++ b/fs/isofs/export.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* fs/isofs/export.c
*
diff --git a/fs/isofs/isofs.h b/fs/isofs/isofs.h
index 133a456b0425..57d4c3e2e94a 100644
--- a/fs/isofs/isofs.h
+++ b/fs/isofs/isofs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/fs.h>
#include <linux/buffer_head.h>
#include <linux/exportfs.h>
diff --git a/fs/isofs/joliet.c b/fs/isofs/joliet.c
index a048de81c093..be8b6a9d0b92 100644
--- a/fs/isofs/joliet.c
+++ b/fs/isofs/joliet.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/isofs/joliet.c
*
diff --git a/fs/isofs/namei.c b/fs/isofs/namei.c
index aee592767f1d..cac468f04820 100644
--- a/fs/isofs/namei.c
+++ b/fs/isofs/namei.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/isofs/namei.c
*
diff --git a/fs/isofs/rock.c b/fs/isofs/rock.c
index 0ec137310320..94ef92fe806c 100644
--- a/fs/isofs/rock.c
+++ b/fs/isofs/rock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/isofs/rock.c
*
diff --git a/fs/isofs/rock.h b/fs/isofs/rock.h
index ed09e2b08637..ef03625431bb 100644
--- a/fs/isofs/rock.h
+++ b/fs/isofs/rock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* These structs are used by the system-use-sharing protocol, in which the
* Rock Ridge extensions are embedded. It is quite possible that other
diff --git a/fs/isofs/util.c b/fs/isofs/util.c
index 005a15cfd30a..42544bf0e222 100644
--- a/fs/isofs/util.c
+++ b/fs/isofs/util.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/isofs/util.c
*/
diff --git a/fs/jffs2/Makefile b/fs/jffs2/Makefile
index 60e5d49ca03e..5294969d5bf9 100644
--- a/fs/jffs2/Makefile
+++ b/fs/jffs2/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux Journalling Flash File System v2 (JFFS2)
#
diff --git a/fs/jfs/Makefile b/fs/jfs/Makefile
index d20d4737b3ef..285ec189ed5c 100644
--- a/fs/jfs/Makefile
+++ b/fs/jfs/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux JFS filesystem routines.
#
diff --git a/fs/jfs/ioctl.c b/fs/jfs/ioctl.c
index 5c5ac5b3aec3..ba34dae8bd9f 100644
--- a/fs/jfs/ioctl.c
+++ b/fs/jfs/ioctl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/jfs/ioctl.c
*
diff --git a/fs/lockd/Makefile b/fs/lockd/Makefile
index 9b320cc2a8cf..6d5e83ed4476 100644
--- a/fs/lockd/Makefile
+++ b/fs/lockd/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux lock manager stuff
#
diff --git a/fs/lockd/clnt4xdr.c b/fs/lockd/clnt4xdr.c
index c349fc0f9b80..00d5ef5f99f7 100644
--- a/fs/lockd/clnt4xdr.c
+++ b/fs/lockd/clnt4xdr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/lockd/clnt4xdr.c
*
diff --git a/fs/lockd/clntxdr.c b/fs/lockd/clntxdr.c
index 3b4724a6c4ee..2c6176387143 100644
--- a/fs/lockd/clntxdr.c
+++ b/fs/lockd/clntxdr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/lockd/clntxdr.c
*
diff --git a/fs/lockd/host.c b/fs/lockd/host.c
index d716c9993a26..0d4e590e0549 100644
--- a/fs/lockd/host.c
+++ b/fs/lockd/host.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/lockd/host.c
*
diff --git a/fs/lockd/mon.c b/fs/lockd/mon.c
index 9d8166c39c54..9fbbd11f9ecb 100644
--- a/fs/lockd/mon.c
+++ b/fs/lockd/mon.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/lockd/mon.c
*
diff --git a/fs/lockd/netns.h b/fs/lockd/netns.h
index fb8cac88251a..5bec78c8e431 100644
--- a/fs/lockd/netns.h
+++ b/fs/lockd/netns.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LOCKD_NETNS_H__
#define __LOCKD_NETNS_H__
diff --git a/fs/lockd/procfs.c b/fs/lockd/procfs.c
index 8f72cb237ef3..ca9228a56d65 100644
--- a/fs/lockd/procfs.c
+++ b/fs/lockd/procfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Procfs support for lockd
*
diff --git a/fs/lockd/procfs.h b/fs/lockd/procfs.h
index 184a15edd18d..ba9a82f4ce28 100644
--- a/fs/lockd/procfs.h
+++ b/fs/lockd/procfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Procfs support for lockd
*
diff --git a/fs/lockd/svc4proc.c b/fs/lockd/svc4proc.c
index 82925f17ec45..1bddf70d9656 100644
--- a/fs/lockd/svc4proc.c
+++ b/fs/lockd/svc4proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/lockd/svc4proc.c
*
diff --git a/fs/lockd/svclock.c b/fs/lockd/svclock.c
index 3507c80d1d4b..3701bccab478 100644
--- a/fs/lockd/svclock.c
+++ b/fs/lockd/svclock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/lockd/svclock.c
*
diff --git a/fs/lockd/svcproc.c b/fs/lockd/svcproc.c
index 07915162581d..0d670c5c378f 100644
--- a/fs/lockd/svcproc.c
+++ b/fs/lockd/svcproc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/lockd/svcproc.c
*
diff --git a/fs/lockd/svcshare.c b/fs/lockd/svcshare.c
index b0ae07008700..ade4931b2da2 100644
--- a/fs/lockd/svcshare.c
+++ b/fs/lockd/svcshare.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/lockd/svcshare.c
*
diff --git a/fs/lockd/xdr.c b/fs/lockd/xdr.c
index 442bbd0b0b29..7147e4aebecc 100644
--- a/fs/lockd/xdr.c
+++ b/fs/lockd/xdr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/lockd/xdr.c
*
diff --git a/fs/lockd/xdr4.c b/fs/lockd/xdr4.c
index 2a0cd5679c49..7ed9edf9aed4 100644
--- a/fs/lockd/xdr4.c
+++ b/fs/lockd/xdr4.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/lockd/xdr4.c
*
diff --git a/fs/minix/bitmap.c b/fs/minix/bitmap.c
index c2c3fd3277b5..f4e5e5181a14 100644
--- a/fs/minix/bitmap.c
+++ b/fs/minix/bitmap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/minix/bitmap.c
*
diff --git a/fs/minix/dir.c b/fs/minix/dir.c
index baa9721f1299..dcfe5b25378b 100644
--- a/fs/minix/dir.c
+++ b/fs/minix/dir.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/minix/dir.c
*
diff --git a/fs/minix/file.c b/fs/minix/file.c
index a6a4797aa0d4..c50b0a20fcd9 100644
--- a/fs/minix/file.c
+++ b/fs/minix/file.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/minix/file.c
*
diff --git a/fs/minix/itree_common.c b/fs/minix/itree_common.c
index 2d1ca08870f7..043c3fdbc8e7 100644
--- a/fs/minix/itree_common.c
+++ b/fs/minix/itree_common.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Generic part */
typedef struct {
diff --git a/fs/minix/itree_v1.c b/fs/minix/itree_v1.c
index 46ca39d6c735..046cc96ee7ad 100644
--- a/fs/minix/itree_v1.c
+++ b/fs/minix/itree_v1.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/buffer_head.h>
#include <linux/slab.h>
#include "minix.h"
diff --git a/fs/minix/itree_v2.c b/fs/minix/itree_v2.c
index 1ee101352586..f7fc7ecccccc 100644
--- a/fs/minix/itree_v2.c
+++ b/fs/minix/itree_v2.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/buffer_head.h>
#include "minix.h"
diff --git a/fs/minix/minix.h b/fs/minix/minix.h
index 663d66138d06..df081e8afcc3 100644
--- a/fs/minix/minix.h
+++ b/fs/minix/minix.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef FS_MINIX_H
#define FS_MINIX_H
diff --git a/fs/minix/namei.c b/fs/minix/namei.c
index 1e0f11f5dac9..ccf0f00030bf 100644
--- a/fs/minix/namei.c
+++ b/fs/minix/namei.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/minix/namei.c
*
diff --git a/fs/mount.h b/fs/mount.h
index 6790767d1883..f39bc9da4d73 100644
--- a/fs/mount.h
+++ b/fs/mount.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/mount.h>
#include <linux/seq_file.h>
#include <linux/poll.h>
diff --git a/fs/mpage.c b/fs/mpage.c
index 37bb77c1302c..b7e7f570733a 100644
--- a/fs/mpage.c
+++ b/fs/mpage.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* fs/mpage.c
*
@@ -468,6 +469,16 @@ static void clean_buffers(struct page *page, unsigned first_unmapped)
try_to_free_buffers(page);
}
+/*
+ * For situations where we want to clean all buffers attached to a page.
+ * We don't need to calculate how many buffers are attached to the page,
+ * we just need to specify a number larger than the maximum number of buffers.
+ */
+void clean_page_buffers(struct page *page)
+{
+ clean_buffers(page, ~0U);
+}
+
static int __mpage_writepage(struct page *page, struct writeback_control *wbc,
void *data)
{
@@ -605,10 +616,8 @@ alloc_new:
if (bio == NULL) {
if (first_unmapped == blocks_per_page) {
if (!bdev_write_page(bdev, blocks[0] << (blkbits - 9),
- page, wbc)) {
- clean_buffers(page, first_unmapped);
+ page, wbc))
goto out;
- }
}
bio = mpage_alloc(bdev, blocks[0] << (blkbits - 9),
BIO_MAX_PAGES, GFP_NOFS|__GFP_HIGH);
diff --git a/fs/namei.c b/fs/namei.c
index c75ea03ca147..ed8b9488a890 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/namei.c
*
diff --git a/fs/namespace.c b/fs/namespace.c
index 3b601f115b6c..d18deb4c410b 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -2825,7 +2825,8 @@ long do_mount(const char *dev_name, const char __user *dir_name,
SB_MANDLOCK |
SB_DIRSYNC |
SB_SILENT |
- SB_POSIXACL);
+ SB_POSIXACL |
+ SB_I_VERSION);
if (flags & MS_REMOUNT)
retval = do_remount(&path, flags, sb_flags, mnt_flags,
diff --git a/fs/ncpfs/Makefile b/fs/ncpfs/Makefile
index c66af563f2ce..66fe5f878817 100644
--- a/fs/ncpfs/Makefile
+++ b/fs/ncpfs/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux ncp filesystem routines.
#
diff --git a/fs/ncpfs/dir.c b/fs/ncpfs/dir.c
index 088f52484d6e..b5ec1d980dc9 100644
--- a/fs/ncpfs/dir.c
+++ b/fs/ncpfs/dir.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* dir.c
*
diff --git a/fs/ncpfs/file.c b/fs/ncpfs/file.c
index a06c07619ee6..8f8cc0334ddd 100644
--- a/fs/ncpfs/file.c
+++ b/fs/ncpfs/file.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* file.c
*
diff --git a/fs/ncpfs/getopt.c b/fs/ncpfs/getopt.c
index 344889cd120e..5c941bef14c4 100644
--- a/fs/ncpfs/getopt.c
+++ b/fs/ncpfs/getopt.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* getopt.c
*/
diff --git a/fs/ncpfs/getopt.h b/fs/ncpfs/getopt.h
index cccc007dcaf9..30f0da317670 100644
--- a/fs/ncpfs/getopt.h
+++ b/fs/ncpfs/getopt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_GETOPT_H
#define _LINUX_GETOPT_H
diff --git a/fs/ncpfs/ioctl.c b/fs/ncpfs/ioctl.c
index 12550c2320cc..d378b98cd7b6 100644
--- a/fs/ncpfs/ioctl.c
+++ b/fs/ncpfs/ioctl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ioctl.c
*
diff --git a/fs/ncpfs/mmap.c b/fs/ncpfs/mmap.c
index 6719c0be674d..a5c5cf2ff007 100644
--- a/fs/ncpfs/mmap.c
+++ b/fs/ncpfs/mmap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* mmap.c
*
diff --git a/fs/ncpfs/ncp_fs.h b/fs/ncpfs/ncp_fs.h
index b9f69e1b1f43..bdd262b6c198 100644
--- a/fs/ncpfs/ncp_fs.h
+++ b/fs/ncpfs/ncp_fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/ncp_fs.h>
#include "ncp_fs_i.h"
#include "ncp_fs_sb.h"
diff --git a/fs/ncpfs/ncp_fs_i.h b/fs/ncpfs/ncp_fs_i.h
index c4794504f843..3432bafb53a5 100644
--- a/fs/ncpfs/ncp_fs_i.h
+++ b/fs/ncpfs/ncp_fs_i.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ncp_fs_i.h
*
diff --git a/fs/ncpfs/ncp_fs_sb.h b/fs/ncpfs/ncp_fs_sb.h
index 366fd63cc506..89031d7e3ae1 100644
--- a/fs/ncpfs/ncp_fs_sb.h
+++ b/fs/ncpfs/ncp_fs_sb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ncp_fs_sb.h
*
diff --git a/fs/ncpfs/ncplib_kernel.c b/fs/ncpfs/ncplib_kernel.c
index 88dbbc9fcf4d..804adfebba2f 100644
--- a/fs/ncpfs/ncplib_kernel.c
+++ b/fs/ncpfs/ncplib_kernel.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ncplib_kernel.c
*
diff --git a/fs/ncpfs/ncplib_kernel.h b/fs/ncpfs/ncplib_kernel.h
index b4c87cfcee95..aaae8aa9bf7d 100644
--- a/fs/ncpfs/ncplib_kernel.h
+++ b/fs/ncpfs/ncplib_kernel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ncplib_kernel.h
*
diff --git a/fs/ncpfs/ncpsign_kernel.c b/fs/ncpfs/ncpsign_kernel.c
index 08907599dcd2..8085b1a3ba47 100644
--- a/fs/ncpfs/ncpsign_kernel.c
+++ b/fs/ncpfs/ncpsign_kernel.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ncpsign_kernel.c
*
diff --git a/fs/ncpfs/ncpsign_kernel.h b/fs/ncpfs/ncpsign_kernel.h
index d9a1438bb1f6..57ff0a0650b8 100644
--- a/fs/ncpfs/ncpsign_kernel.h
+++ b/fs/ncpfs/ncpsign_kernel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ncpsign_kernel.h
*
diff --git a/fs/ncpfs/sock.c b/fs/ncpfs/sock.c
index 98b6db0ed63e..7dd7170d6cdf 100644
--- a/fs/ncpfs/sock.c
+++ b/fs/ncpfs/sock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ncpfs/sock.c
*
diff --git a/fs/ncpfs/symlink.c b/fs/ncpfs/symlink.c
index a6d26b46fc05..b6e16da4837a 100644
--- a/fs/ncpfs/symlink.c
+++ b/fs/ncpfs/symlink.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ncpfs/symlink.c
*
diff --git a/fs/nfs/Makefile b/fs/nfs/Makefile
index 1fb118902d57..c587e3c4c6a6 100644
--- a/fs/nfs/Makefile
+++ b/fs/nfs/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux nfs filesystem routines.
#
diff --git a/fs/nfs/blocklayout/dev.c b/fs/nfs/blocklayout/dev.c
index a69ef4e9c24c..95f74bd2c067 100644
--- a/fs/nfs/blocklayout/dev.c
+++ b/fs/nfs/blocklayout/dev.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2014-2016 Christoph Hellwig.
*/
diff --git a/fs/nfs/blocklayout/extent_tree.c b/fs/nfs/blocklayout/extent_tree.c
index c85fbfd2d0d9..7a57ff2528af 100644
--- a/fs/nfs/blocklayout/extent_tree.c
+++ b/fs/nfs/blocklayout/extent_tree.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2014-2016 Christoph Hellwig.
*/
diff --git a/fs/nfs/cache_lib.c b/fs/nfs/cache_lib.c
index 2ae676f93e6b..b60627bcfc62 100644
--- a/fs/nfs/cache_lib.c
+++ b/fs/nfs/cache_lib.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/nfs/cache_lib.c
*
diff --git a/fs/nfs/cache_lib.h b/fs/nfs/cache_lib.h
index 4116d2c3f52f..4e6236a86cf7 100644
--- a/fs/nfs/cache_lib.h
+++ b/fs/nfs/cache_lib.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Helper routines for the NFS client caches
*
diff --git a/fs/nfs/callback.c b/fs/nfs/callback.c
index 2cddf7f437e6..cd9d992feb2e 100644
--- a/fs/nfs/callback.c
+++ b/fs/nfs/callback.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/nfs/callback.c
*
diff --git a/fs/nfs/callback.h b/fs/nfs/callback.h
index 3dc54d7cb19c..a20a0bce40a4 100644
--- a/fs/nfs/callback.h
+++ b/fs/nfs/callback.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/fs/nfs/callback.h
*
diff --git a/fs/nfs/callback_proc.c b/fs/nfs/callback_proc.c
index 14358de173fb..19151f6c0e97 100644
--- a/fs/nfs/callback_proc.c
+++ b/fs/nfs/callback_proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/nfs/callback_proc.c
*
diff --git a/fs/nfs/callback_xdr.c b/fs/nfs/callback_xdr.c
index 681dd642f119..123c069429a7 100644
--- a/fs/nfs/callback_xdr.c
+++ b/fs/nfs/callback_xdr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/nfs/callback_xdr.c
*
diff --git a/fs/nfs/client.c b/fs/nfs/client.c
index efebe6cf4378..22880ef6d8dd 100644
--- a/fs/nfs/client.c
+++ b/fs/nfs/client.c
@@ -218,7 +218,6 @@ static void nfs_cb_idr_remove_locked(struct nfs_client *clp)
static void pnfs_init_server(struct nfs_server *server)
{
rpc_init_wait_queue(&server->roc_rpcwaitq, "pNFS ROC");
- rpc_init_wait_queue(&server->uoc_rpcwaitq, "NFS UOC");
}
#else
@@ -888,6 +887,7 @@ struct nfs_server *nfs_alloc_server(void)
ida_init(&server->openowner_id);
ida_init(&server->lockowner_id);
pnfs_init_server(server);
+ rpc_init_wait_queue(&server->uoc_rpcwaitq, "NFS UOC");
return server;
}
diff --git a/fs/nfs/delegation.h b/fs/nfs/delegation.h
index e9d555796873..ddaf2644cf13 100644
--- a/fs/nfs/delegation.h
+++ b/fs/nfs/delegation.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/fs/nfs/delegation.h
*
diff --git a/fs/nfs/dns_resolve.c b/fs/nfs/dns_resolve.c
index d25f10fb4926..060c658eab66 100644
--- a/fs/nfs/dns_resolve.c
+++ b/fs/nfs/dns_resolve.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/nfs/dns_resolve.c
*
diff --git a/fs/nfs/dns_resolve.h b/fs/nfs/dns_resolve.h
index 2e4f596d2923..576ff4b54c82 100644
--- a/fs/nfs/dns_resolve.h
+++ b/fs/nfs/dns_resolve.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Resolve DNS hostnames into valid ip addresses
*/
diff --git a/fs/nfs/export.c b/fs/nfs/export.c
index 249cb96cc5b5..83fd09fc8f77 100644
--- a/fs/nfs/export.c
+++ b/fs/nfs/export.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2015, Primary Data, Inc. All rights reserved.
*
diff --git a/fs/nfs/filelayout/filelayout.c b/fs/nfs/filelayout/filelayout.c
index 44c638b7876c..508126eb49f9 100644
--- a/fs/nfs/filelayout/filelayout.c
+++ b/fs/nfs/filelayout/filelayout.c
@@ -745,7 +745,8 @@ filelayout_free_lseg(struct pnfs_layout_segment *lseg)
struct nfs4_filelayout_segment *fl = FILELAYOUT_LSEG(lseg);
dprintk("--> %s\n", __func__);
- nfs4_fl_put_deviceid(fl->dsaddr);
+ if (fl->dsaddr != NULL)
+ nfs4_fl_put_deviceid(fl->dsaddr);
/* This assumes a single RW lseg */
if (lseg->pls_range.iomode == IOMODE_RW) {
struct nfs4_filelayout *flo;
diff --git a/fs/nfs/flexfilelayout/flexfilelayout.h b/fs/nfs/flexfilelayout/flexfilelayout.h
index 98b34c9b0564..679cb087ef3f 100644
--- a/fs/nfs/flexfilelayout/flexfilelayout.h
+++ b/fs/nfs/flexfilelayout/flexfilelayout.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* NFSv4 flexfile layout driver data structures.
*
diff --git a/fs/nfs/flexfilelayout/flexfilelayoutdev.c b/fs/nfs/flexfilelayout/flexfilelayoutdev.c
index f32c58bbe556..d62279d3fc5d 100644
--- a/fs/nfs/flexfilelayout/flexfilelayoutdev.c
+++ b/fs/nfs/flexfilelayout/flexfilelayoutdev.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Device operations for the pnfs nfs4 file layout driver.
*
diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h
index 5bdf952f414b..f9a4a5524bd5 100644
--- a/fs/nfs/internal.h
+++ b/fs/nfs/internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* NFS internal definitions
*/
diff --git a/fs/nfs/io.c b/fs/nfs/io.c
index 1fc5d1ce327e..20fef85d2bb1 100644
--- a/fs/nfs/io.c
+++ b/fs/nfs/io.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2016 Trond Myklebust
*
diff --git a/fs/nfs/iostat.h b/fs/nfs/iostat.h
index 0cb806fbd4c4..2ddaab1ac653 100644
--- a/fs/nfs/iostat.h
+++ b/fs/nfs/iostat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/fs/nfs/iostat.h
*
diff --git a/fs/nfs/mount_clnt.c b/fs/nfs/mount_clnt.c
index 60bad882c123..d979ff4fee7e 100644
--- a/fs/nfs/mount_clnt.c
+++ b/fs/nfs/mount_clnt.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* In-kernel MOUNT protocol client
*
diff --git a/fs/nfs/netns.h b/fs/nfs/netns.h
index 5fbd2bde91ba..fc9978c58265 100644
--- a/fs/nfs/netns.h
+++ b/fs/nfs/netns.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* NFS-private data for each "struct net". Accessed with net_generic().
*/
diff --git a/fs/nfs/nfs.h b/fs/nfs/nfs.h
index 43679df56cd0..5ba00610aede 100644
--- a/fs/nfs/nfs.h
+++ b/fs/nfs/nfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2012 Netapp, Inc. All rights reserved.
*
diff --git a/fs/nfs/nfs2xdr.c b/fs/nfs/nfs2xdr.c
index fe68dabfbde6..85e4b4a233f9 100644
--- a/fs/nfs/nfs2xdr.c
+++ b/fs/nfs/nfs2xdr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/nfs/nfs2xdr.c
*
diff --git a/fs/nfs/nfs3_fs.h b/fs/nfs/nfs3_fs.h
index e134d6548ab7..f82e11c4cb56 100644
--- a/fs/nfs/nfs3_fs.h
+++ b/fs/nfs/nfs3_fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2014 Anna Schumaker.
*
diff --git a/fs/nfs/nfs3acl.c b/fs/nfs/nfs3acl.c
index 720d92f5abfb..7173a4ee862c 100644
--- a/fs/nfs/nfs3acl.c
+++ b/fs/nfs/nfs3acl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/fs.h>
#include <linux/gfp.h>
#include <linux/nfs.h>
diff --git a/fs/nfs/nfs3proc.c b/fs/nfs/nfs3proc.c
index d1e87ec0df84..bc673fb47fb3 100644
--- a/fs/nfs/nfs3proc.c
+++ b/fs/nfs/nfs3proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/nfs/nfs3proc.c
*
diff --git a/fs/nfs/nfs3xdr.c b/fs/nfs/nfs3xdr.c
index e82c9e553224..6cd33bd5da87 100644
--- a/fs/nfs/nfs3xdr.c
+++ b/fs/nfs/nfs3xdr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/nfs/nfs3xdr.c
*
diff --git a/fs/nfs/nfs42.h b/fs/nfs/nfs42.h
index b6cd15314bab..19ec38f85ce0 100644
--- a/fs/nfs/nfs42.h
+++ b/fs/nfs/nfs42.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2014 Anna Schumaker <Anna.Schumaker@Netapp.com>
*/
diff --git a/fs/nfs/nfs42proc.c b/fs/nfs/nfs42proc.c
index 6c2db51e67a7..9c374441f660 100644
--- a/fs/nfs/nfs42proc.c
+++ b/fs/nfs/nfs42proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2014 Anna Schumaker <Anna.Schumaker@Netapp.com>
*/
diff --git a/fs/nfs/nfs42xdr.c b/fs/nfs/nfs42xdr.c
index 5ee1b0f0d904..5966e1e7b1f5 100644
--- a/fs/nfs/nfs42xdr.c
+++ b/fs/nfs/nfs42xdr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2014 Anna Schumaker <Anna.Schumaker@Netapp.com>
*/
diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h
index ac4f10b7f6c1..dcfcf7fd7438 100644
--- a/fs/nfs/nfs4_fs.h
+++ b/fs/nfs/nfs4_fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/fs/nfs/nfs4_fs.h
*
diff --git a/fs/nfs/nfs4file.c b/fs/nfs/nfs4file.c
index 0efba77789b9..626d1382002e 100644
--- a/fs/nfs/nfs4file.c
+++ b/fs/nfs/nfs4file.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/nfs/file.c
*
diff --git a/fs/nfs/nfs4getroot.c b/fs/nfs/nfs4getroot.c
index ac8406018962..1a69479a3a59 100644
--- a/fs/nfs/nfs4getroot.c
+++ b/fs/nfs/nfs4getroot.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2006 Red Hat, Inc. All Rights Reserved.
* Written by David Howells (dhowells@redhat.com)
diff --git a/fs/nfs/nfs4idmap.c b/fs/nfs/nfs4idmap.c
index dd5d27da8c0c..30426c1a1bbd 100644
--- a/fs/nfs/nfs4idmap.c
+++ b/fs/nfs/nfs4idmap.c
@@ -274,7 +274,7 @@ static struct key *nfs_idmap_request_key(const char *name, size_t namelen,
ssize_t ret;
ret = nfs_idmap_get_desc(name, namelen, type, strlen(type), &desc);
- if (ret <= 0)
+ if (ret < 0)
return ERR_PTR(ret);
rkey = request_key(&key_type_id_resolver, desc, "");
diff --git a/fs/nfs/nfs4namespace.c b/fs/nfs/nfs4namespace.c
index 7d531da1bae3..8c3f327d858d 100644
--- a/fs/nfs/nfs4namespace.c
+++ b/fs/nfs/nfs4namespace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/nfs/nfs4namespace.c
*
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 6c61e2b99635..f90090e8c959 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -8399,8 +8399,7 @@ nfs4_layoutget_handle_exception(struct rpc_task *task,
lo = NFS_I(inode)->layout;
/* If the open stateid was bad, then recover it. */
if (!lo || test_bit(NFS_LAYOUT_INVALID_STID, &lo->plh_flags) ||
- nfs4_stateid_match_other(&lgp->args.stateid,
- &lgp->args.ctx->state->stateid)) {
+ !nfs4_stateid_match_other(&lgp->args.stateid, &lo->plh_stateid)) {
spin_unlock(&inode->i_lock);
exception->state = lgp->args.ctx->state;
exception->stateid = &lgp->args.stateid;
diff --git a/fs/nfs/nfs4session.h b/fs/nfs/nfs4session.h
index dfae4880eacb..3c550f297561 100644
--- a/fs/nfs/nfs4session.h
+++ b/fs/nfs/nfs4session.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* fs/nfs/nfs4session.h
*
diff --git a/fs/nfs/nfs4sysctl.c b/fs/nfs/nfs4sysctl.c
index 8693d77c45ea..0d91d84e5822 100644
--- a/fs/nfs/nfs4sysctl.c
+++ b/fs/nfs/nfs4sysctl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/nfs/nfs4sysctl.c
*
diff --git a/fs/nfs/nfs4trace.c b/fs/nfs/nfs4trace.c
index 2850bce19244..e9fb3e50a999 100644
--- a/fs/nfs/nfs4trace.c
+++ b/fs/nfs/nfs4trace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2013 Trond Myklebust <Trond.Myklebust@netapp.com>
*/
diff --git a/fs/nfs/nfs4trace.h b/fs/nfs/nfs4trace.h
index be1da19c65d6..e7c6275519b0 100644
--- a/fs/nfs/nfs4trace.h
+++ b/fs/nfs/nfs4trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2013 Trond Myklebust <Trond.Myklebust@netapp.com>
*/
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index 37c8af003275..14ed9791ec9c 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -1842,8 +1842,8 @@ static void encode_create_session(struct xdr_stream *xdr,
* Assumes OPEN is the biggest non-idempotent compound.
* 2 is the verifier.
*/
- max_resp_sz_cached = (NFS4_dec_open_sz + RPC_REPHDRSIZE +
- RPC_MAX_AUTH_SIZE + 2) * XDR_UNIT;
+ max_resp_sz_cached = (NFS4_dec_open_sz + RPC_REPHDRSIZE + 2)
+ * XDR_UNIT + RPC_MAX_AUTH_SIZE;
encode_op_hdr(xdr, OP_CREATE_SESSION, decode_create_session_maxsz, hdr);
p = reserve_space(xdr, 16 + 2*28 + 20 + clnt->cl_nodelen + 12);
diff --git a/fs/nfs/nfsroot.c b/fs/nfs/nfsroot.c
index 89a15dbe5efc..effaa4247b91 100644
--- a/fs/nfs/nfsroot.c
+++ b/fs/nfs/nfsroot.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1995, 1996 Gero Kuhlmann <gero@gkminix.han.de>
*
diff --git a/fs/nfs/nfstrace.c b/fs/nfs/nfstrace.c
index c74f7af23d77..b60d5fbd7727 100644
--- a/fs/nfs/nfstrace.c
+++ b/fs/nfs/nfstrace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2013 Trond Myklebust <Trond.Myklebust@netapp.com>
*/
diff --git a/fs/nfs/nfstrace.h b/fs/nfs/nfstrace.h
index 551711042ba4..093290c42d7c 100644
--- a/fs/nfs/nfstrace.h
+++ b/fs/nfs/nfstrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2013 Trond Myklebust <Trond.Myklebust@netapp.com>
*/
diff --git a/fs/nfs/proc.c b/fs/nfs/proc.c
index 7962e49097c3..f7fd9192d4bc 100644
--- a/fs/nfs/proc.c
+++ b/fs/nfs/proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/nfs/proc.c
*
diff --git a/fs/nfs/symlink.c b/fs/nfs/symlink.c
index 5a1d0ded8979..06eb44b47885 100644
--- a/fs/nfs/symlink.c
+++ b/fs/nfs/symlink.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/nfs/symlink.c
*
diff --git a/fs/nfs/sysctl.c b/fs/nfs/sysctl.c
index bb6ed810fa6f..7aea195ddb35 100644
--- a/fs/nfs/sysctl.c
+++ b/fs/nfs/sysctl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/nfs/sysctl.c
*
diff --git a/fs/nfs/unlink.c b/fs/nfs/unlink.c
index e3949d93085c..630b4a3c1a93 100644
--- a/fs/nfs/unlink.c
+++ b/fs/nfs/unlink.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/nfs/unlink.c
*
diff --git a/fs/nfsd/Makefile b/fs/nfsd/Makefile
index 5f5d3a76980c..2bfb58eefad1 100644
--- a/fs/nfsd/Makefile
+++ b/fs/nfsd/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux nfs server
#
diff --git a/fs/nfsd/auth.c b/fs/nfsd/auth.c
index 62469c60be23..697f8ae7792d 100644
--- a/fs/nfsd/auth.c
+++ b/fs/nfsd/auth.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Copyright (C) 1995, 1996 Olaf Kirch <okir@monad.swb.de> */
#include <linux/sched.h>
diff --git a/fs/nfsd/auth.h b/fs/nfsd/auth.h
index 53325a12ba62..dbd66424f600 100644
--- a/fs/nfsd/auth.h
+++ b/fs/nfsd/auth.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* nfsd-specific authentication stuff.
*
diff --git a/fs/nfsd/blocklayout.c b/fs/nfsd/blocklayout.c
index c862c2489df0..3f880ae0966b 100644
--- a/fs/nfsd/blocklayout.c
+++ b/fs/nfsd/blocklayout.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2014-2016 Christoph Hellwig.
*/
diff --git a/fs/nfsd/blocklayoutxdr.c b/fs/nfsd/blocklayoutxdr.c
index ac6f54546fdd..442543304930 100644
--- a/fs/nfsd/blocklayoutxdr.c
+++ b/fs/nfsd/blocklayoutxdr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2014-2016 Christoph Hellwig.
*/
diff --git a/fs/nfsd/blocklayoutxdr.h b/fs/nfsd/blocklayoutxdr.h
index 397bc7563a49..bc5166bfe46b 100644
--- a/fs/nfsd/blocklayoutxdr.h
+++ b/fs/nfsd/blocklayoutxdr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NFSD_BLOCKLAYOUTXDR_H
#define _NFSD_BLOCKLAYOUTXDR_H 1
diff --git a/fs/nfsd/cache.h b/fs/nfsd/cache.h
index dd96a3830004..046b3f048757 100644
--- a/fs/nfsd/cache.h
+++ b/fs/nfsd/cache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Request reply cache. This was heavily inspired by the
* implementation in 4.3BSD/4.4BSD.
diff --git a/fs/nfsd/current_stateid.h b/fs/nfsd/current_stateid.h
index 34075cee573a..c28540d86742 100644
--- a/fs/nfsd/current_stateid.h
+++ b/fs/nfsd/current_stateid.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NFSD4_CURRENT_STATE_H
#define _NFSD4_CURRENT_STATE_H
diff --git a/fs/nfsd/export.c b/fs/nfsd/export.c
index 3bc08c394a3f..46b48dbbdd32 100644
--- a/fs/nfsd/export.c
+++ b/fs/nfsd/export.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* NFS exporting and validation.
*
diff --git a/fs/nfsd/export.h b/fs/nfsd/export.h
index 730f15eeb7ed..c8b74126ddaa 100644
--- a/fs/nfsd/export.h
+++ b/fs/nfsd/export.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1995-1997 Olaf Kirch <okir@monad.swb.de>
*/
diff --git a/fs/nfsd/fault_inject.c b/fs/nfsd/fault_inject.c
index 34c1c449fddf..6dfede6d172a 100644
--- a/fs/nfsd/fault_inject.c
+++ b/fs/nfsd/fault_inject.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2011 Bryan Schumaker <bjschuma@netapp.com>
*
diff --git a/fs/nfsd/flexfilelayout.c b/fs/nfsd/flexfilelayout.c
index b67287383010..db7ef07ae50c 100644
--- a/fs/nfsd/flexfilelayout.c
+++ b/fs/nfsd/flexfilelayout.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2016 Tom Haynes <loghyr@primarydata.com>
*
diff --git a/fs/nfsd/flexfilelayoutxdr.c b/fs/nfsd/flexfilelayoutxdr.c
index 5e3fd7fc1a9f..e81d2a5cf381 100644
--- a/fs/nfsd/flexfilelayoutxdr.c
+++ b/fs/nfsd/flexfilelayoutxdr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2016 Tom Haynes <loghyr@primarydata.com>
*/
diff --git a/fs/nfsd/flexfilelayoutxdr.h b/fs/nfsd/flexfilelayoutxdr.h
index 467defd4e563..8e195aeca023 100644
--- a/fs/nfsd/flexfilelayoutxdr.h
+++ b/fs/nfsd/flexfilelayoutxdr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2016 Tom Haynes <loghyr@primarydata.com>
*/
diff --git a/fs/nfsd/lockd.c b/fs/nfsd/lockd.c
index 1a03bc3059e8..3f5b3d7b62b7 100644
--- a/fs/nfsd/lockd.c
+++ b/fs/nfsd/lockd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This file contains all the stubs needed when communicating with lockd.
* This level of indirection is necessary so we can run nfsd+lockd without
diff --git a/fs/nfsd/nfs2acl.c b/fs/nfsd/nfs2acl.c
index 6276ec8608b0..cbab1d2d8a75 100644
--- a/fs/nfsd/nfs2acl.c
+++ b/fs/nfsd/nfs2acl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Process version 2 NFSACL requests.
*
diff --git a/fs/nfsd/nfs3acl.c b/fs/nfsd/nfs3acl.c
index 01976529f042..13bca4a2f89d 100644
--- a/fs/nfsd/nfs3acl.c
+++ b/fs/nfsd/nfs3acl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Process version 3 NFSACL requests.
*
diff --git a/fs/nfsd/nfs3proc.c b/fs/nfsd/nfs3proc.c
index 2cb56a0d6625..1d0ce3c57d93 100644
--- a/fs/nfsd/nfs3proc.c
+++ b/fs/nfsd/nfs3proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Process version 3 NFS requests.
*
diff --git a/fs/nfsd/nfs3xdr.c b/fs/nfsd/nfs3xdr.c
index bf444b664011..f38acd905441 100644
--- a/fs/nfsd/nfs3xdr.c
+++ b/fs/nfsd/nfs3xdr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* XDR support for nfsd/protocol version 3.
*
diff --git a/fs/nfsd/nfs4layouts.c b/fs/nfsd/nfs4layouts.c
index e122da696f1b..ea45d954e8d7 100644
--- a/fs/nfsd/nfs4layouts.c
+++ b/fs/nfsd/nfs4layouts.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2014 Christoph Hellwig.
*/
diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c
index 3c69db7d4905..8487486ec496 100644
--- a/fs/nfsd/nfs4proc.c
+++ b/fs/nfsd/nfs4proc.c
@@ -927,6 +927,13 @@ nfsd4_secinfo_release(union nfsd4_op_u *u)
exp_put(u->secinfo.si_exp);
}
+static void
+nfsd4_secinfo_no_name_release(union nfsd4_op_u *u)
+{
+ if (u->secinfo_no_name.sin_exp)
+ exp_put(u->secinfo_no_name.sin_exp);
+}
+
static __be32
nfsd4_setattr(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
union nfsd4_op_u *u)
@@ -2375,7 +2382,7 @@ static const struct nfsd4_operation nfsd4_ops[] = {
},
[OP_SECINFO_NO_NAME] = {
.op_func = nfsd4_secinfo_no_name,
- .op_release = nfsd4_secinfo_release,
+ .op_release = nfsd4_secinfo_no_name_release,
.op_flags = OP_HANDLES_WRONGSEC,
.op_name = "OP_SECINFO_NO_NAME",
.op_rsize_bop = nfsd4_secinfo_rsize,
diff --git a/fs/nfsd/nfscache.c b/fs/nfsd/nfscache.c
index 96fd15979cbd..334f2ad60704 100644
--- a/fs/nfsd/nfscache.c
+++ b/fs/nfsd/nfscache.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Request reply cache. This is currently a global cache, but this may
* change in the future and be a per-client cache.
diff --git a/fs/nfsd/nfsd.h b/fs/nfsd/nfsd.h
index b9c538ab7a59..3fce905d0365 100644
--- a/fs/nfsd/nfsd.h
+++ b/fs/nfsd/nfsd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Hodge-podge collection of knfsd-related stuff.
* I will sort this out later.
diff --git a/fs/nfsd/nfsfh.c b/fs/nfsd/nfsfh.c
index cfe7500d5847..8aa011820c4a 100644
--- a/fs/nfsd/nfsfh.c
+++ b/fs/nfsd/nfsfh.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* NFS server file handle treatment.
*
diff --git a/fs/nfsd/nfsfh.h b/fs/nfsd/nfsfh.h
index e47cf6c2ac28..43f31cf49bae 100644
--- a/fs/nfsd/nfsfh.h
+++ b/fs/nfsd/nfsfh.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1995, 1996, 1997 Olaf Kirch <okir@monad.swb.de>
*
diff --git a/fs/nfsd/nfsproc.c b/fs/nfsd/nfsproc.c
index 5076ae2b8258..43c0419b8ddb 100644
--- a/fs/nfsd/nfsproc.c
+++ b/fs/nfsd/nfsproc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Process version 2 NFS requests.
*
diff --git a/fs/nfsd/nfssvc.c b/fs/nfsd/nfssvc.c
index 7e3af3ef0917..e02bd2783124 100644
--- a/fs/nfsd/nfssvc.c
+++ b/fs/nfsd/nfssvc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Central processing for nfsd.
*
diff --git a/fs/nfsd/nfsxdr.c b/fs/nfsd/nfsxdr.c
index e4da2717982d..644a0342f0e0 100644
--- a/fs/nfsd/nfsxdr.c
+++ b/fs/nfsd/nfsxdr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* XDR support for nfsd
*
diff --git a/fs/nfsd/pnfs.h b/fs/nfsd/pnfs.h
index d27a5aa60022..4f4282d4eeca 100644
--- a/fs/nfsd/pnfs.h
+++ b/fs/nfsd/pnfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FS_NFSD_PNFS_H
#define _FS_NFSD_PNFS_H 1
diff --git a/fs/nfsd/stats.c b/fs/nfsd/stats.c
index d97338bb6a39..9bce3b913189 100644
--- a/fs/nfsd/stats.c
+++ b/fs/nfsd/stats.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* procfs-based user access to knfsd statistics
*
diff --git a/fs/nfsd/stats.h b/fs/nfsd/stats.h
index a5c944b771c6..b23fdac69820 100644
--- a/fs/nfsd/stats.h
+++ b/fs/nfsd/stats.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Statistics for NFS server.
*
diff --git a/fs/nfsd/trace.h b/fs/nfsd/trace.h
index 3287041905da..8b2f1d92c579 100644
--- a/fs/nfsd/trace.h
+++ b/fs/nfsd/trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2014 Christoph Hellwig.
*/
diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index bc69d40c4e8b..a3c9bfa77def 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* File operations used by nfsd. Some of these have been ripped from
* other parts of the kernel because they weren't exported, others
diff --git a/fs/nfsd/vfs.h b/fs/nfsd/vfs.h
index 1bbdccecbf3d..be6d8e00453f 100644
--- a/fs/nfsd/vfs.h
+++ b/fs/nfsd/vfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1995-1997 Olaf Kirch <okir@monad.swb.de>
*/
diff --git a/fs/nfsd/xdr.h b/fs/nfsd/xdr.h
index 457ce45e5084..2f4f22e6b8cb 100644
--- a/fs/nfsd/xdr.h
+++ b/fs/nfsd/xdr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* XDR types for nfsd. This is mainly a typing exercise. */
#ifndef LINUX_NFSD_H
diff --git a/fs/nfsd/xdr3.h b/fs/nfsd/xdr3.h
index 80d7da620e91..056bf8a7364e 100644
--- a/fs/nfsd/xdr3.h
+++ b/fs/nfsd/xdr3.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* XDR types for NFSv3 in nfsd.
*
diff --git a/fs/nfsd/xdr4cb.h b/fs/nfsd/xdr4cb.h
index 49b719dfef95..517239af0302 100644
--- a/fs/nfsd/xdr4cb.h
+++ b/fs/nfsd/xdr4cb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define NFS4_MAXTAGLEN 20
#define NFS4_enc_cb_null_sz 0
diff --git a/fs/nilfs2/Makefile b/fs/nilfs2/Makefile
index fc603e0431bb..43b60b8a4d07 100644
--- a/fs/nilfs2/Makefile
+++ b/fs/nilfs2/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_NILFS2_FS) += nilfs2.o
nilfs2-y := inode.o file.o dir.o super.o namei.o page.o mdt.o \
btnode.o bmap.o btree.o direct.o dat.o recovery.o \
diff --git a/fs/nilfs2/export.h b/fs/nilfs2/export.h
index 00107fdb9343..d29fd837c42c 100644
--- a/fs/nilfs2/export.h
+++ b/fs/nilfs2/export.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef NILFS_EXPORT_H
#define NILFS_EXPORT_H
diff --git a/fs/nls/Makefile b/fs/nls/Makefile
index 8ae37c1b5249..ac54db297128 100644
--- a/fs/nls/Makefile
+++ b/fs/nls/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for native language support
#
diff --git a/fs/notify/Makefile b/fs/notify/Makefile
index 3e969ae91b60..63a4b8828df4 100644
--- a/fs/notify/Makefile
+++ b/fs/notify/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_FSNOTIFY) += fsnotify.o notification.o group.o mark.o \
fdinfo.o
diff --git a/fs/notify/fanotify/fanotify.c b/fs/notify/fanotify/fanotify.c
index 2fa99aeaa095..09640b546363 100644
--- a/fs/notify/fanotify/fanotify.c
+++ b/fs/notify/fanotify/fanotify.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/fanotify.h>
#include <linux/fdtable.h>
#include <linux/fsnotify_backend.h>
diff --git a/fs/notify/fanotify/fanotify.h b/fs/notify/fanotify/fanotify.h
index 4eb6f5efa282..7dacb7d80727 100644
--- a/fs/notify/fanotify/fanotify.h
+++ b/fs/notify/fanotify/fanotify.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/fsnotify_backend.h>
#include <linux/path.h>
#include <linux/slab.h>
diff --git a/fs/notify/fanotify/fanotify_user.c b/fs/notify/fanotify/fanotify_user.c
index 907a481ac781..9752e7270e61 100644
--- a/fs/notify/fanotify/fanotify_user.c
+++ b/fs/notify/fanotify/fanotify_user.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/fanotify.h>
#include <linux/fcntl.h>
#include <linux/file.h>
diff --git a/fs/notify/fdinfo.c b/fs/notify/fdinfo.c
index dd63aa9a6f9a..517f88c1dbe5 100644
--- a/fs/notify/fdinfo.c
+++ b/fs/notify/fdinfo.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/file.h>
#include <linux/fs.h>
#include <linux/fsnotify_backend.h>
diff --git a/fs/notify/fdinfo.h b/fs/notify/fdinfo.h
index 9664c4904d6b..5c9937e02e21 100644
--- a/fs/notify/fdinfo.h
+++ b/fs/notify/fdinfo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __FSNOTIFY_FDINFO_H__
#define __FSNOTIFY_FDINFO_H__
diff --git a/fs/notify/fsnotify.h b/fs/notify/fsnotify.h
index bf012e8ecd14..60f365dc1408 100644
--- a/fs/notify/fsnotify.h
+++ b/fs/notify/fsnotify.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __FS_NOTIFY_FSNOTIFY_H_
#define __FS_NOTIFY_FSNOTIFY_H_
diff --git a/fs/notify/inotify/inotify.h b/fs/notify/inotify/inotify.h
index 9ff67b61da8a..c00d2caca894 100644
--- a/fs/notify/inotify/inotify.h
+++ b/fs/notify/inotify/inotify.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/fsnotify_backend.h>
#include <linux/inotify.h>
#include <linux/slab.h> /* struct kmem_cache */
diff --git a/fs/nsfs.c b/fs/nsfs.c
index 08127a2b8559..ef243e14b6eb 100644
--- a/fs/nsfs.c
+++ b/fs/nsfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/mount.h>
#include <linux/file.h>
#include <linux/fs.h>
diff --git a/fs/ntfs/Makefile b/fs/ntfs/Makefile
index 2ff263e6d363..3e736572ed00 100644
--- a/fs/ntfs/Makefile
+++ b/fs/ntfs/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Rules for making the NTFS driver.
obj-$(CONFIG_NTFS_FS) += ntfs.o
diff --git a/fs/ocfs2/Makefile b/fs/ocfs2/Makefile
index 4342c7ee7d20..99ee093182cb 100644
--- a/fs/ocfs2/Makefile
+++ b/fs/ocfs2/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-y := -Ifs/ocfs2
obj-$(CONFIG_OCFS2_FS) += \
diff --git a/fs/ocfs2/alloc.c b/fs/ocfs2/alloc.c
index a177eae3aa1a..addd7c5f2d3e 100644
--- a/fs/ocfs2/alloc.c
+++ b/fs/ocfs2/alloc.c
@@ -7304,13 +7304,24 @@ out:
static int ocfs2_trim_extent(struct super_block *sb,
struct ocfs2_group_desc *gd,
- u32 start, u32 count)
+ u64 group, u32 start, u32 count)
{
u64 discard, bcount;
+ struct ocfs2_super *osb = OCFS2_SB(sb);
bcount = ocfs2_clusters_to_blocks(sb, count);
- discard = le64_to_cpu(gd->bg_blkno) +
- ocfs2_clusters_to_blocks(sb, start);
+ discard = ocfs2_clusters_to_blocks(sb, start);
+
+ /*
+ * For the first cluster group, the gd->bg_blkno is not at the start
+ * of the group, but at an offset from the start. If we add it while
+ * calculating discard for first group, we will wrongly start fstrim a
+ * few blocks after the desried start block and the range can cross
+ * over into the next cluster group. So, add it only if this is not
+ * the first cluster group.
+ */
+ if (group != osb->first_cluster_group_blkno)
+ discard += le64_to_cpu(gd->bg_blkno);
trace_ocfs2_trim_extent(sb, (unsigned long long)discard, bcount);
@@ -7318,7 +7329,7 @@ static int ocfs2_trim_extent(struct super_block *sb,
}
static int ocfs2_trim_group(struct super_block *sb,
- struct ocfs2_group_desc *gd,
+ struct ocfs2_group_desc *gd, u64 group,
u32 start, u32 max, u32 minbits)
{
int ret = 0, count = 0, next;
@@ -7337,7 +7348,7 @@ static int ocfs2_trim_group(struct super_block *sb,
next = ocfs2_find_next_bit(bitmap, max, start);
if ((next - start) >= minbits) {
- ret = ocfs2_trim_extent(sb, gd,
+ ret = ocfs2_trim_extent(sb, gd, group,
start, next - start);
if (ret < 0) {
mlog_errno(ret);
@@ -7435,7 +7446,8 @@ int ocfs2_trim_fs(struct super_block *sb, struct fstrim_range *range)
}
gd = (struct ocfs2_group_desc *)gd_bh->b_data;
- cnt = ocfs2_trim_group(sb, gd, first_bit, last_bit, minlen);
+ cnt = ocfs2_trim_group(sb, gd, group,
+ first_bit, last_bit, minlen);
brelse(gd_bh);
gd_bh = NULL;
if (cnt < 0) {
diff --git a/fs/ocfs2/ioctl.c b/fs/ocfs2/ioctl.c
index 4506ec5ec2ea..ab30c005cc4b 100644
--- a/fs/ocfs2/ioctl.c
+++ b/fs/ocfs2/ioctl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ocfs2/ioctl.c
*
diff --git a/fs/ocfs2/ioctl.h b/fs/ocfs2/ioctl.h
index 0cd5323bd3f0..9f5e4d95e37f 100644
--- a/fs/ocfs2/ioctl.h
+++ b/fs/ocfs2/ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ioctl.h
*
diff --git a/fs/ocfs2/mmap.h b/fs/ocfs2/mmap.h
index 1274ee0f1fe2..1051507cc684 100644
--- a/fs/ocfs2/mmap.h
+++ b/fs/ocfs2/mmap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef OCFS2_MMAP_H
#define OCFS2_MMAP_H
diff --git a/fs/ocfs2/ocfs2_trace.h b/fs/ocfs2/ocfs2_trace.h
index 0b58abcf1c6d..a0b5d00ef0a9 100644
--- a/fs/ocfs2/ocfs2_trace.h
+++ b/fs/ocfs2/ocfs2_trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM ocfs2
diff --git a/fs/ocfs2/quota.h b/fs/ocfs2/quota.h
index d153e6e31529..ebb5c99f490e 100644
--- a/fs/ocfs2/quota.h
+++ b/fs/ocfs2/quota.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* quota.h for OCFS2
*
diff --git a/fs/ocfs2/quota_global.c b/fs/ocfs2/quota_global.c
index c94b6baaa551..b39d14cbfa34 100644
--- a/fs/ocfs2/quota_global.c
+++ b/fs/ocfs2/quota_global.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Implementation of operations over global quota file
*/
diff --git a/fs/ocfs2/quota_local.c b/fs/ocfs2/quota_local.c
index aa700fd10610..16c42ed0dca8 100644
--- a/fs/ocfs2/quota_local.c
+++ b/fs/ocfs2/quota_local.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Implementation of operations over local quota file
*/
diff --git a/fs/omfs/bitmap.c b/fs/omfs/bitmap.c
index 83f4e76511c2..7147ba6a6afc 100644
--- a/fs/omfs/bitmap.c
+++ b/fs/omfs/bitmap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/fs.h>
#include <linux/buffer_head.h>
diff --git a/fs/omfs/omfs.h b/fs/omfs/omfs.h
index f0f8bc75e609..4008be73de54 100644
--- a/fs/omfs/omfs.h
+++ b/fs/omfs/omfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _OMFS_H
#define _OMFS_H
diff --git a/fs/omfs/omfs_fs.h b/fs/omfs/omfs_fs.h
index 83a98330ed66..caecb3d5a344 100644
--- a/fs/omfs/omfs_fs.h
+++ b/fs/omfs/omfs_fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _OMFS_FS_H
#define _OMFS_FS_H
diff --git a/fs/orangefs/Makefile b/fs/orangefs/Makefile
index a9d6a968fe6d..9b6c50bb173b 100644
--- a/fs/orangefs/Makefile
+++ b/fs/orangefs/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the ORANGEFS filesystem.
#
diff --git a/fs/orangefs/acl.c b/fs/orangefs/acl.c
index 9108ef433e6d..c2d8233b1e82 100644
--- a/fs/orangefs/acl.c
+++ b/fs/orangefs/acl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* (C) 2001 Clemson University and The University of Chicago
*
diff --git a/fs/orangefs/dcache.c b/fs/orangefs/dcache.c
index 5355efba4bc8..ae782df5c063 100644
--- a/fs/orangefs/dcache.c
+++ b/fs/orangefs/dcache.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* (C) 2001 Clemson University and The University of Chicago
*
diff --git a/fs/orangefs/devorangefs-req.c b/fs/orangefs/devorangefs-req.c
index 2826859bdc2c..ded456f17de6 100644
--- a/fs/orangefs/devorangefs-req.c
+++ b/fs/orangefs/devorangefs-req.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* (C) 2001 Clemson University and The University of Chicago
*
diff --git a/fs/orangefs/dir.c b/fs/orangefs/dir.c
index d327cbd17756..a8cc588d6224 100644
--- a/fs/orangefs/dir.c
+++ b/fs/orangefs/dir.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright 2017 Omnibond Systems, L.L.C.
*/
diff --git a/fs/orangefs/downcall.h b/fs/orangefs/downcall.h
index 163001c95501..ea2332e16af9 100644
--- a/fs/orangefs/downcall.h
+++ b/fs/orangefs/downcall.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* (C) 2001 Clemson University and The University of Chicago
*
diff --git a/fs/orangefs/file.c b/fs/orangefs/file.c
index 336ecbf8c268..e4a8e6a7eb17 100644
--- a/fs/orangefs/file.c
+++ b/fs/orangefs/file.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* (C) 2001 Clemson University and The University of Chicago
*
diff --git a/fs/orangefs/inode.c b/fs/orangefs/inode.c
index 9428ea0aac16..28825a5b6d09 100644
--- a/fs/orangefs/inode.c
+++ b/fs/orangefs/inode.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* (C) 2001 Clemson University and The University of Chicago
*
diff --git a/fs/orangefs/namei.c b/fs/orangefs/namei.c
index 478e88bd7f9d..7e9e5d0ea3bc 100644
--- a/fs/orangefs/namei.c
+++ b/fs/orangefs/namei.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* (C) 2001 Clemson University and The University of Chicago
*
diff --git a/fs/orangefs/orangefs-bufmap.c b/fs/orangefs/orangefs-bufmap.c
index 7ef473f3d642..59f444dced9b 100644
--- a/fs/orangefs/orangefs-bufmap.c
+++ b/fs/orangefs/orangefs-bufmap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* (C) 2001 Clemson University and The University of Chicago
*
diff --git a/fs/orangefs/orangefs-bufmap.h b/fs/orangefs/orangefs-bufmap.h
index 71f64f4057b5..c2c3c5a0eeab 100644
--- a/fs/orangefs/orangefs-bufmap.h
+++ b/fs/orangefs/orangefs-bufmap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* (C) 2001 Clemson University and The University of Chicago
*
diff --git a/fs/orangefs/orangefs-cache.c b/fs/orangefs/orangefs-cache.c
index aa3830b741c7..3b6982bf6bcf 100644
--- a/fs/orangefs/orangefs-cache.c
+++ b/fs/orangefs/orangefs-cache.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* (C) 2001 Clemson University and The University of Chicago
*
diff --git a/fs/orangefs/orangefs-debug.h b/fs/orangefs/orangefs-debug.h
index 387db17cde2b..b6001bb28f5a 100644
--- a/fs/orangefs/orangefs-debug.h
+++ b/fs/orangefs/orangefs-debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* (C) 2001 Clemson University and The University of Chicago
*
diff --git a/fs/orangefs/orangefs-debugfs.c b/fs/orangefs/orangefs-debugfs.c
index 5f59917fd631..1c59dff530de 100644
--- a/fs/orangefs/orangefs-debugfs.c
+++ b/fs/orangefs/orangefs-debugfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* What: /sys/kernel/debug/orangefs/debug-help
* Date: June 2015
diff --git a/fs/orangefs/orangefs-debugfs.h b/fs/orangefs/orangefs-debugfs.h
index 803517269ba6..b5fd9cd4960f 100644
--- a/fs/orangefs/orangefs-debugfs.h
+++ b/fs/orangefs/orangefs-debugfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
int orangefs_debugfs_init(int);
void orangefs_debugfs_cleanup(void);
int orangefs_client_debug_init(void);
diff --git a/fs/orangefs/orangefs-dev-proto.h b/fs/orangefs/orangefs-dev-proto.h
index efe08c763e56..dc6609824965 100644
--- a/fs/orangefs/orangefs-dev-proto.h
+++ b/fs/orangefs/orangefs-dev-proto.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* (C) 2001 Clemson University and The University of Chicago
*
diff --git a/fs/orangefs/orangefs-kernel.h b/fs/orangefs/orangefs-kernel.h
index ea0ce507a6ab..004af348fb80 100644
--- a/fs/orangefs/orangefs-kernel.h
+++ b/fs/orangefs/orangefs-kernel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* (C) 2001 Clemson University and The University of Chicago
*
diff --git a/fs/orangefs/orangefs-sysfs.c b/fs/orangefs/orangefs-sysfs.c
index afd2f523b283..079a465796f3 100644
--- a/fs/orangefs/orangefs-sysfs.c
+++ b/fs/orangefs/orangefs-sysfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Documentation/ABI/stable/orangefs-sysfs:
*
diff --git a/fs/orangefs/orangefs-utils.c b/fs/orangefs/orangefs-utils.c
index aab6f1842963..f82336496311 100644
--- a/fs/orangefs/orangefs-utils.c
+++ b/fs/orangefs/orangefs-utils.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* (C) 2001 Clemson University and The University of Chicago
*
diff --git a/fs/orangefs/protocol.h b/fs/orangefs/protocol.h
index 48bcc1bbe415..e0bf5e4dce0d 100644
--- a/fs/orangefs/protocol.h
+++ b/fs/orangefs/protocol.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/spinlock_types.h>
diff --git a/fs/orangefs/super.c b/fs/orangefs/super.c
index 47f3fb9cbec4..47ebd9bfd1a1 100644
--- a/fs/orangefs/super.c
+++ b/fs/orangefs/super.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* (C) 2001 Clemson University and The University of Chicago
*
diff --git a/fs/orangefs/symlink.c b/fs/orangefs/symlink.c
index 02b1bbdbcc42..d856cdf91763 100644
--- a/fs/orangefs/symlink.c
+++ b/fs/orangefs/symlink.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* (C) 2001 Clemson University and The University of Chicago
*
diff --git a/fs/orangefs/upcall.h b/fs/orangefs/upcall.h
index b8249f8fdd80..16118452aa12 100644
--- a/fs/orangefs/upcall.h
+++ b/fs/orangefs/upcall.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* (C) 2001 Clemson University and The University of Chicago
*
diff --git a/fs/orangefs/waitqueue.c b/fs/orangefs/waitqueue.c
index 61e2ca7fec55..835c6e148afc 100644
--- a/fs/orangefs/waitqueue.c
+++ b/fs/orangefs/waitqueue.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* (C) 2001 Clemson University and The University of Chicago
* (C) 2011 Omnibond Systems
diff --git a/fs/orangefs/xattr.c b/fs/orangefs/xattr.c
index 81ac88bb91ff..03bcb871544d 100644
--- a/fs/orangefs/xattr.c
+++ b/fs/orangefs/xattr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* (C) 2001 Clemson University and The University of Chicago
*
diff --git a/fs/overlayfs/inode.c b/fs/overlayfs/inode.c
index a619addecafc..321511ed8c42 100644
--- a/fs/overlayfs/inode.c
+++ b/fs/overlayfs/inode.c
@@ -598,18 +598,30 @@ static bool ovl_verify_inode(struct inode *inode, struct dentry *lowerdentry,
return true;
}
-struct inode *ovl_get_inode(struct dentry *dentry, struct dentry *upperdentry)
+struct inode *ovl_get_inode(struct dentry *dentry, struct dentry *upperdentry,
+ struct dentry *index)
{
struct dentry *lowerdentry = ovl_dentry_lower(dentry);
struct inode *realinode = upperdentry ? d_inode(upperdentry) : NULL;
struct inode *inode;
+ /* Already indexed or could be indexed on copy up? */
+ bool indexed = (index || (ovl_indexdir(dentry->d_sb) && !upperdentry));
+
+ if (WARN_ON(upperdentry && indexed && !lowerdentry))
+ return ERR_PTR(-EIO);
if (!realinode)
realinode = d_inode(lowerdentry);
- if (!S_ISDIR(realinode->i_mode) &&
- (upperdentry || (lowerdentry && ovl_indexdir(dentry->d_sb)))) {
- struct inode *key = d_inode(lowerdentry ?: upperdentry);
+ /*
+ * Copy up origin (lower) may exist for non-indexed upper, but we must
+ * not use lower as hash key in that case.
+ * Hash inodes that are or could be indexed by origin inode and
+ * non-indexed upper inodes that could be hard linked by upper inode.
+ */
+ if (!S_ISDIR(realinode->i_mode) && (upperdentry || indexed)) {
+ struct inode *key = d_inode(indexed ? lowerdentry :
+ upperdentry);
unsigned int nlink;
inode = iget5_locked(dentry->d_sb, (unsigned long) key,
diff --git a/fs/overlayfs/namei.c b/fs/overlayfs/namei.c
index 654bea1a5ac9..a12dc10bf726 100644
--- a/fs/overlayfs/namei.c
+++ b/fs/overlayfs/namei.c
@@ -405,14 +405,13 @@ int ovl_verify_index(struct dentry *index, struct path *lowerstack,
* be treated as stale (i.e. after unlink of the overlay inode).
* We don't know the verification rules for directory and whiteout
* index entries, because they have not been implemented yet, so return
- * EROFS if those entries are found to avoid corrupting an index that
- * was created by a newer kernel.
+ * EINVAL if those entries are found to abort the mount to avoid
+ * corrupting an index that was created by a newer kernel.
*/
- err = -EROFS;
+ err = -EINVAL;
if (d_is_dir(index) || ovl_is_whiteout(index))
goto fail;
- err = -EINVAL;
if (index->d_name.len < sizeof(struct ovl_fh)*2)
goto fail;
@@ -507,6 +506,10 @@ static struct dentry *ovl_lookup_index(struct dentry *dentry,
index = lookup_one_len_unlocked(name.name, ofs->indexdir, name.len);
if (IS_ERR(index)) {
err = PTR_ERR(index);
+ if (err == -ENOENT) {
+ index = NULL;
+ goto out;
+ }
pr_warn_ratelimited("overlayfs: failed inode index lookup (ino=%lu, key=%*s, err=%i);\n"
"overlayfs: mount with '-o index=off' to disable inodes index.\n",
d_inode(origin)->i_ino, name.len, name.name,
@@ -516,18 +519,9 @@ static struct dentry *ovl_lookup_index(struct dentry *dentry,
inode = d_inode(index);
if (d_is_negative(index)) {
- if (upper && d_inode(origin)->i_nlink > 1) {
- pr_warn_ratelimited("overlayfs: hard link with origin but no index (ino=%lu).\n",
- d_inode(origin)->i_ino);
- goto fail;
- }
-
- dput(index);
- index = NULL;
+ goto out_dput;
} else if (upper && d_inode(upper) != inode) {
- pr_warn_ratelimited("overlayfs: wrong index found (index=%pd2, ino=%lu, upper ino=%lu).\n",
- index, inode->i_ino, d_inode(upper)->i_ino);
- goto fail;
+ goto out_dput;
} else if (ovl_dentry_weird(index) || ovl_is_whiteout(index) ||
((inode->i_mode ^ d_inode(origin)->i_mode) & S_IFMT)) {
/*
@@ -547,6 +541,11 @@ out:
kfree(name.name);
return index;
+out_dput:
+ dput(index);
+ index = NULL;
+ goto out;
+
fail:
dput(index);
index = ERR_PTR(-EIO);
@@ -635,6 +634,7 @@ struct dentry *ovl_lookup(struct inode *dir, struct dentry *dentry,
}
if (d.redirect) {
+ err = -ENOMEM;
upperredirect = kstrdup(d.redirect, GFP_KERNEL);
if (!upperredirect)
goto out_put_upper;
@@ -709,7 +709,7 @@ struct dentry *ovl_lookup(struct inode *dir, struct dentry *dentry,
upperdentry = dget(index);
if (upperdentry || ctr) {
- inode = ovl_get_inode(dentry, upperdentry);
+ inode = ovl_get_inode(dentry, upperdentry, index);
err = PTR_ERR(inode);
if (IS_ERR(inode))
goto out_free_oe;
diff --git a/fs/overlayfs/overlayfs.h b/fs/overlayfs/overlayfs.h
index c706a6f99928..d9a0edd4e57e 100644
--- a/fs/overlayfs/overlayfs.h
+++ b/fs/overlayfs/overlayfs.h
@@ -286,7 +286,8 @@ int ovl_update_time(struct inode *inode, struct timespec *ts, int flags);
bool ovl_is_private_xattr(const char *name);
struct inode *ovl_new_inode(struct super_block *sb, umode_t mode, dev_t rdev);
-struct inode *ovl_get_inode(struct dentry *dentry, struct dentry *upperdentry);
+struct inode *ovl_get_inode(struct dentry *dentry, struct dentry *upperdentry,
+ struct dentry *index);
static inline void ovl_copyattr(struct inode *from, struct inode *to)
{
to->i_uid = from->i_uid;
diff --git a/fs/overlayfs/readdir.c b/fs/overlayfs/readdir.c
index 0f85ee9c3268..698b74dd750e 100644
--- a/fs/overlayfs/readdir.c
+++ b/fs/overlayfs/readdir.c
@@ -1021,13 +1021,12 @@ int ovl_indexdir_cleanup(struct dentry *dentry, struct vfsmount *mnt,
break;
}
err = ovl_verify_index(index, lowerstack, numlower);
- if (err) {
- if (err == -EROFS)
- break;
+ /* Cleanup stale and orphan index entries */
+ if (err && (err == -ESTALE || err == -ENOENT))
err = ovl_cleanup(dir, index);
- if (err)
- break;
- }
+ if (err)
+ break;
+
dput(index);
index = NULL;
}
diff --git a/fs/overlayfs/super.c b/fs/overlayfs/super.c
index 092d150643c1..f5738e96a052 100644
--- a/fs/overlayfs/super.c
+++ b/fs/overlayfs/super.c
@@ -174,6 +174,9 @@ static struct inode *ovl_alloc_inode(struct super_block *sb)
{
struct ovl_inode *oi = kmem_cache_alloc(ovl_inode_cachep, GFP_KERNEL);
+ if (!oi)
+ return NULL;
+
oi->cache = NULL;
oi->redirect = NULL;
oi->version = 0;
diff --git a/fs/pipe.c b/fs/pipe.c
index 97e5be897753..349c9d56d4b3 100644
--- a/fs/pipe.c
+++ b/fs/pipe.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/pipe.c
*
diff --git a/fs/proc/Makefile b/fs/proc/Makefile
index 12c6922c913c..f7456c4e7d0f 100644
--- a/fs/proc/Makefile
+++ b/fs/proc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux proc filesystem routines.
#
diff --git a/fs/proc/array.c b/fs/proc/array.c
index 77a8eacbe032..9390032a11e1 100644
--- a/fs/proc/array.c
+++ b/fs/proc/array.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/proc/array.c
*
diff --git a/fs/proc/base.c b/fs/proc/base.c
index ad3b0762cc3e..9d357b2ea6cb 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/proc/base.c
*
diff --git a/fs/proc/cmdline.c b/fs/proc/cmdline.c
index cbd82dff7e81..403cbb12a6e9 100644
--- a/fs/proc/cmdline.c
+++ b/fs/proc/cmdline.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/fs.h>
#include <linux/init.h>
#include <linux/proc_fs.h>
diff --git a/fs/proc/cpuinfo.c b/fs/proc/cpuinfo.c
index 06f4d31e0396..e0f867cd8553 100644
--- a/fs/proc/cpuinfo.c
+++ b/fs/proc/cpuinfo.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/fs.h>
#include <linux/init.h>
#include <linux/proc_fs.h>
diff --git a/fs/proc/devices.c b/fs/proc/devices.c
index e5709343feb7..2c7f22b14489 100644
--- a/fs/proc/devices.c
+++ b/fs/proc/devices.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/fs.h>
#include <linux/init.h>
#include <linux/proc_fs.h>
diff --git a/fs/proc/fd.c b/fs/proc/fd.c
index c330495c3115..96fc70225e54 100644
--- a/fs/proc/fd.c
+++ b/fs/proc/fd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/sched/signal.h>
#include <linux/errno.h>
#include <linux/dcache.h>
diff --git a/fs/proc/fd.h b/fs/proc/fd.h
index 46dafadd0083..f371a602bf58 100644
--- a/fs/proc/fd.h
+++ b/fs/proc/fd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PROCFS_FD_H__
#define __PROCFS_FD_H__
diff --git a/fs/proc/inode.c b/fs/proc/inode.c
index e250910cffc8..225f541f7078 100644
--- a/fs/proc/inode.c
+++ b/fs/proc/inode.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/proc/inode.c
*
diff --git a/fs/proc/interrupts.c b/fs/proc/interrupts.c
index a352d5703b41..6a6bee9c603c 100644
--- a/fs/proc/interrupts.c
+++ b/fs/proc/interrupts.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/fs.h>
#include <linux/init.h>
#include <linux/interrupt.h>
diff --git a/fs/proc/kcore.c b/fs/proc/kcore.c
index 45629f4b5402..4bc85cb8be6a 100644
--- a/fs/proc/kcore.c
+++ b/fs/proc/kcore.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* fs/proc/kcore.c kernel ELF core dumper
*
diff --git a/fs/proc/kmsg.c b/fs/proc/kmsg.c
index f9387bb7631b..e0f8774acd65 100644
--- a/fs/proc/kmsg.c
+++ b/fs/proc/kmsg.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/proc/kmsg.c
*
diff --git a/fs/proc/loadavg.c b/fs/proc/loadavg.c
index 983fce5c2418..9bc5c58c00ee 100644
--- a/fs/proc/loadavg.c
+++ b/fs/proc/loadavg.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/fs.h>
#include <linux/init.h>
#include <linux/pid_namespace.h>
diff --git a/fs/proc/meminfo.c b/fs/proc/meminfo.c
index cdd979724c74..6bb20f864259 100644
--- a/fs/proc/meminfo.c
+++ b/fs/proc/meminfo.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/fs.h>
#include <linux/init.h>
#include <linux/kernel.h>
diff --git a/fs/proc/namespaces.c b/fs/proc/namespaces.c
index 3803b24ca220..59b17e509f46 100644
--- a/fs/proc/namespaces.c
+++ b/fs/proc/namespaces.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/proc_fs.h>
#include <linux/nsproxy.h>
#include <linux/ptrace.h>
diff --git a/fs/proc/page.c b/fs/proc/page.c
index 2726536489b1..1491918a33c3 100644
--- a/fs/proc/page.c
+++ b/fs/proc/page.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/bootmem.h>
#include <linux/compiler.h>
#include <linux/fs.h>
diff --git a/fs/proc/proc_sysctl.c b/fs/proc/proc_sysctl.c
index 8f479229b349..c5cbbdff3c3d 100644
--- a/fs/proc/proc_sysctl.c
+++ b/fs/proc/proc_sysctl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* /proc/sys support
*/
diff --git a/fs/proc/proc_tty.c b/fs/proc/proc_tty.c
index 901bd06f437d..2da657848cfc 100644
--- a/fs/proc/proc_tty.c
+++ b/fs/proc/proc_tty.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* proc_tty.c -- handles /proc/tty
*
diff --git a/fs/proc/root.c b/fs/proc/root.c
index 926fb27f4ca2..4e42aba97f2e 100644
--- a/fs/proc/root.c
+++ b/fs/proc/root.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/proc/root.c
*
diff --git a/fs/proc/self.c b/fs/proc/self.c
index 39857f6db5cf..31326bb23b8b 100644
--- a/fs/proc/self.c
+++ b/fs/proc/self.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/pid_namespace.h>
diff --git a/fs/proc/softirqs.c b/fs/proc/softirqs.c
index ad8a77f94beb..24072cc06e65 100644
--- a/fs/proc/softirqs.c
+++ b/fs/proc/softirqs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/kernel_stat.h>
#include <linux/proc_fs.h>
diff --git a/fs/proc/stat.c b/fs/proc/stat.c
index bd4e55f4aa20..59749dfaef67 100644
--- a/fs/proc/stat.c
+++ b/fs/proc/stat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/cpumask.h>
#include <linux/fs.h>
#include <linux/init.h>
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index 5589b4bd4b85..6744bd706ecf 100644
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/mm.h>
#include <linux/vmacache.h>
#include <linux/hugetlb.h>
@@ -1310,13 +1311,15 @@ static int pagemap_pmd_range(pmd_t *pmdp, unsigned long addr, unsigned long end,
pmd_t pmd = *pmdp;
struct page *page = NULL;
- if ((vma->vm_flags & VM_SOFTDIRTY) || pmd_soft_dirty(pmd))
+ if (vma->vm_flags & VM_SOFTDIRTY)
flags |= PM_SOFT_DIRTY;
if (pmd_present(pmd)) {
page = pmd_page(pmd);
flags |= PM_PRESENT;
+ if (pmd_soft_dirty(pmd))
+ flags |= PM_SOFT_DIRTY;
if (pm->show_pfn)
frame = pmd_pfn(pmd) +
((addr & ~PMD_MASK) >> PAGE_SHIFT);
@@ -1328,6 +1331,8 @@ static int pagemap_pmd_range(pmd_t *pmdp, unsigned long addr, unsigned long end,
frame = swp_type(entry) |
(swp_offset(entry) << MAX_SWAPFILES_SHIFT);
flags |= PM_SWAP;
+ if (pmd_swp_soft_dirty(pmd))
+ flags |= PM_SOFT_DIRTY;
VM_BUG_ON(!is_pmd_migration_entry(pmd));
page = migration_entry_to_page(entry);
}
diff --git a/fs/proc/task_nommu.c b/fs/proc/task_nommu.c
index b00b766098fa..5b62f57bd9bc 100644
--- a/fs/proc/task_nommu.c
+++ b/fs/proc/task_nommu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/mm.h>
#include <linux/file.h>
diff --git a/fs/proc/thread_self.c b/fs/proc/thread_self.c
index 20614b62a9b7..b813e3b529f2 100644
--- a/fs/proc/thread_self.c
+++ b/fs/proc/thread_self.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/pid_namespace.h>
diff --git a/fs/proc/uptime.c b/fs/proc/uptime.c
index 7981c4ffe787..95a708d83721 100644
--- a/fs/proc/uptime.c
+++ b/fs/proc/uptime.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/fs.h>
#include <linux/init.h>
#include <linux/proc_fs.h>
diff --git a/fs/proc/version.c b/fs/proc/version.c
index d2154eb6d78f..94901e8e700d 100644
--- a/fs/proc/version.c
+++ b/fs/proc/version.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/fs.h>
#include <linux/init.h>
#include <linux/kernel.h>
diff --git a/fs/proc_namespace.c b/fs/proc_namespace.c
index 99dff222fe67..7626ee11b06c 100644
--- a/fs/proc_namespace.c
+++ b/fs/proc_namespace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* fs/proc_namespace.c - handling of /proc/<pid>/{mounts,mountinfo,mountstats}
*
diff --git a/fs/pstore/Makefile b/fs/pstore/Makefile
index b8803cc07fce..967b5891f325 100644
--- a/fs/pstore/Makefile
+++ b/fs/pstore/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux pstorefs routines.
#
diff --git a/fs/pstore/internal.h b/fs/pstore/internal.h
index 7f4e48c8d188..c029314478fa 100644
--- a/fs/pstore/internal.h
+++ b/fs/pstore/internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PSTORE_INTERNAL_H__
#define __PSTORE_INTERNAL_H__
diff --git a/fs/qnx4/bitmap.c b/fs/qnx4/bitmap.c
index 76a7a697b778..163afc4ba4b2 100644
--- a/fs/qnx4/bitmap.c
+++ b/fs/qnx4/bitmap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* QNX4 file system, Linux implementation.
*
diff --git a/fs/qnx4/dir.c b/fs/qnx4/dir.c
index 781056a0480f..a6ee23aadd28 100644
--- a/fs/qnx4/dir.c
+++ b/fs/qnx4/dir.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* QNX4 file system, Linux implementation.
*
diff --git a/fs/qnx4/namei.c b/fs/qnx4/namei.c
index e62c8183777a..eca27878079d 100644
--- a/fs/qnx4/namei.c
+++ b/fs/qnx4/namei.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* QNX4 file system, Linux implementation.
*
diff --git a/fs/qnx4/qnx4.h b/fs/qnx4/qnx4.h
index c9b1be2c164d..6283705466a4 100644
--- a/fs/qnx4/qnx4.h
+++ b/fs/qnx4/qnx4.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/fs.h>
#include <linux/qnx4_fs.h>
diff --git a/fs/qnx6/dir.c b/fs/qnx6/dir.c
index 27637e0bdc9f..c1cfb8a19e9d 100644
--- a/fs/qnx6/dir.c
+++ b/fs/qnx6/dir.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* QNX6 file system, Linux implementation.
*
diff --git a/fs/qnx6/namei.c b/fs/qnx6/namei.c
index 6c1a323137dd..72c2770830be 100644
--- a/fs/qnx6/namei.c
+++ b/fs/qnx6/namei.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* QNX6 file system, Linux implementation.
*
diff --git a/fs/qnx6/qnx6.h b/fs/qnx6/qnx6.h
index f23b5c4a66ad..34a6b126a3a9 100644
--- a/fs/qnx6/qnx6.h
+++ b/fs/qnx6/qnx6.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* QNX6 file system, Linux implementation.
*
diff --git a/fs/qnx6/super_mmi.c b/fs/qnx6/super_mmi.c
index 62aaf3e3126a..d282c2c73404 100644
--- a/fs/qnx6/super_mmi.c
+++ b/fs/qnx6/super_mmi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* QNX6 file system, Linux implementation.
*
diff --git a/fs/quota/Makefile b/fs/quota/Makefile
index c66c37cdaa39..f2b49d0f0287 100644
--- a/fs/quota/Makefile
+++ b/fs/quota/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_QUOTA) += dquot.o
obj-$(CONFIG_QFMT_V1) += quota_v1.o
obj-$(CONFIG_QFMT_V2) += quota_v2.o
diff --git a/fs/quota/compat.c b/fs/quota/compat.c
index fb1892fe3e56..779caed4f078 100644
--- a/fs/quota/compat.c
+++ b/fs/quota/compat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/syscalls.h>
#include <linux/compat.h>
diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c
index 50b0556a124f..9f78b5015f2e 100644
--- a/fs/quota/dquot.c
+++ b/fs/quota/dquot.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Implementation of the diskquota system for the LINUX operating system. QUOTA
* is implemented using the BSD system call interface as the means of
@@ -1297,21 +1298,18 @@ static int dquot_add_space(struct dquot *dquot, qsize_t space,
spin_lock(&dquot->dq_dqb_lock);
if (!sb_has_quota_limits_enabled(sb, dquot->dq_id.type) ||
test_bit(DQ_FAKE_B, &dquot->dq_flags))
- goto add;
+ goto finish;
tspace = dquot->dq_dqb.dqb_curspace + dquot->dq_dqb.dqb_rsvspace
+ space + rsv_space;
- if (flags & DQUOT_SPACE_NOFAIL)
- goto add;
-
if (dquot->dq_dqb.dqb_bhardlimit &&
tspace > dquot->dq_dqb.dqb_bhardlimit &&
!ignore_hardlimit(dquot)) {
if (flags & DQUOT_SPACE_WARN)
prepare_warning(warn, dquot, QUOTA_NL_BHARDWARN);
ret = -EDQUOT;
- goto out;
+ goto finish;
}
if (dquot->dq_dqb.dqb_bsoftlimit &&
@@ -1322,7 +1320,7 @@ static int dquot_add_space(struct dquot *dquot, qsize_t space,
if (flags & DQUOT_SPACE_WARN)
prepare_warning(warn, dquot, QUOTA_NL_BSOFTLONGWARN);
ret = -EDQUOT;
- goto out;
+ goto finish;
}
if (dquot->dq_dqb.dqb_bsoftlimit &&
@@ -1338,13 +1336,21 @@ static int dquot_add_space(struct dquot *dquot, qsize_t space,
* be always printed
*/
ret = -EDQUOT;
- goto out;
+ goto finish;
}
}
-add:
- dquot->dq_dqb.dqb_rsvspace += rsv_space;
- dquot->dq_dqb.dqb_curspace += space;
-out:
+finish:
+ /*
+ * We have to be careful and go through warning generation & grace time
+ * setting even if DQUOT_SPACE_NOFAIL is set. That's why we check it
+ * only here...
+ */
+ if (flags & DQUOT_SPACE_NOFAIL)
+ ret = 0;
+ if (!ret) {
+ dquot->dq_dqb.dqb_rsvspace += rsv_space;
+ dquot->dq_dqb.dqb_curspace += space;
+ }
spin_unlock(&dquot->dq_dqb_lock);
return ret;
}
diff --git a/fs/quota/kqid.c b/fs/quota/kqid.c
index ebc5e6285800..f814fa90af38 100644
--- a/fs/quota/kqid.c
+++ b/fs/quota/kqid.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/fs.h>
#include <linux/quota.h>
#include <linux/export.h>
diff --git a/fs/quota/netlink.c b/fs/quota/netlink.c
index e99b1a72d9a7..95acdae391b4 100644
--- a/fs/quota/netlink.c
+++ b/fs/quota/netlink.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/cred.h>
#include <linux/init.h>
#include <linux/kernel.h>
diff --git a/fs/quota/quota.c b/fs/quota/quota.c
index a9c5dfe6b83e..43612e2a73af 100644
--- a/fs/quota/quota.c
+++ b/fs/quota/quota.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Quota code necessary even when VFS quota support is not compiled
* into the kernel. The interesting stuff is over in dquot.c, here
diff --git a/fs/quota/quota_tree.h b/fs/quota/quota_tree.h
index a1ab8db81a51..31cf27e0e9e0 100644
--- a/fs/quota/quota_tree.h
+++ b/fs/quota/quota_tree.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Definitions of structures for vfsv0 quota format
*/
diff --git a/fs/quota/quotaio_v1.h b/fs/quota/quotaio_v1.h
index 746654b5de70..bd11e2c08119 100644
--- a/fs/quota/quotaio_v1.h
+++ b/fs/quota/quotaio_v1.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_QUOTAIO_V1_H
#define _LINUX_QUOTAIO_V1_H
diff --git a/fs/quota/quotaio_v2.h b/fs/quota/quotaio_v2.h
index 4e95430093d9..43cf0f0e2902 100644
--- a/fs/quota/quotaio_v2.h
+++ b/fs/quota/quotaio_v2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Definitions of structures for vfsv0 quota format
*/
diff --git a/fs/read_write.c b/fs/read_write.c
index f0d4b16873e8..0046d72efe94 100644
--- a/fs/read_write.c
+++ b/fs/read_write.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/read_write.c
*
diff --git a/fs/readdir.c b/fs/readdir.c
index 89659549c09d..d336db65a33e 100644
--- a/fs/readdir.c
+++ b/fs/readdir.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/readdir.c
*
diff --git a/fs/reiserfs/Makefile b/fs/reiserfs/Makefile
index 3c3b00165114..a39a562c1c10 100644
--- a/fs/reiserfs/Makefile
+++ b/fs/reiserfs/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux reiser-filesystem routines.
#
diff --git a/fs/reiserfs/acl.h b/fs/reiserfs/acl.h
index 4a211f5b34b8..0c1c847f992f 100644
--- a/fs/reiserfs/acl.h
+++ b/fs/reiserfs/acl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/init.h>
#include <linux/posix_acl.h>
diff --git a/fs/reiserfs/journal.c b/fs/reiserfs/journal.c
index f59c667df15b..69ff280bdfe8 100644
--- a/fs/reiserfs/journal.c
+++ b/fs/reiserfs/journal.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Write ahead logging implementation copyright Chris Mason 2000
*
diff --git a/fs/reiserfs/lock.c b/fs/reiserfs/lock.c
index 045b83ef9fd9..46bd7bd63a71 100644
--- a/fs/reiserfs/lock.c
+++ b/fs/reiserfs/lock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "reiserfs.h"
#include <linux/mutex.h>
diff --git a/fs/reiserfs/reiserfs.h b/fs/reiserfs/reiserfs.h
index 1d34377fef97..48835a659948 100644
--- a/fs/reiserfs/reiserfs.h
+++ b/fs/reiserfs/reiserfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright 1996, 1997, 1998 Hans Reiser, see reiserfs/README for
* licensing and copyright details
diff --git a/fs/reiserfs/tail_conversion.c b/fs/reiserfs/tail_conversion.c
index 2d5489b0a269..b0ae088dffc7 100644
--- a/fs/reiserfs/tail_conversion.c
+++ b/fs/reiserfs/tail_conversion.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright 1999 Hans Reiser, see reiserfs/README for licensing and copyright
* details
diff --git a/fs/reiserfs/xattr.c b/fs/reiserfs/xattr.c
index e87aa21c30de..46492fb37a4c 100644
--- a/fs/reiserfs/xattr.c
+++ b/fs/reiserfs/xattr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/reiserfs/xattr.c
*
diff --git a/fs/reiserfs/xattr.h b/fs/reiserfs/xattr.h
index 613ff5aef94e..c764352447ba 100644
--- a/fs/reiserfs/xattr.h
+++ b/fs/reiserfs/xattr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/reiserfs_xattr.h>
#include <linux/init.h>
#include <linux/list.h>
diff --git a/fs/reiserfs/xattr_acl.c b/fs/reiserfs/xattr_acl.c
index 54415f0e3d18..aa9380bac196 100644
--- a/fs/reiserfs/xattr_acl.c
+++ b/fs/reiserfs/xattr_acl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/capability.h>
#include <linux/fs.h>
#include <linux/posix_acl.h>
diff --git a/fs/reiserfs/xattr_security.c b/fs/reiserfs/xattr_security.c
index e4cbb7719906..20be9a0e5870 100644
--- a/fs/reiserfs/xattr_security.c
+++ b/fs/reiserfs/xattr_security.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "reiserfs.h"
#include <linux/errno.h>
#include <linux/fs.h>
diff --git a/fs/reiserfs/xattr_trusted.c b/fs/reiserfs/xattr_trusted.c
index f15a5f9e84ce..5ed48da3d02b 100644
--- a/fs/reiserfs/xattr_trusted.c
+++ b/fs/reiserfs/xattr_trusted.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "reiserfs.h"
#include <linux/capability.h>
#include <linux/errno.h>
diff --git a/fs/reiserfs/xattr_user.c b/fs/reiserfs/xattr_user.c
index dc59df43b2db..a573ca45bacc 100644
--- a/fs/reiserfs/xattr_user.c
+++ b/fs/reiserfs/xattr_user.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "reiserfs.h"
#include <linux/errno.h>
#include <linux/fs.h>
diff --git a/fs/romfs/Makefile b/fs/romfs/Makefile
index 420beb7d495c..844928f15711 100644
--- a/fs/romfs/Makefile
+++ b/fs/romfs/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux RomFS filesystem routines.
#
diff --git a/fs/select.c b/fs/select.c
index c6362e38ae92..063067e606ca 100644
--- a/fs/select.c
+++ b/fs/select.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This file contains the procedures for the handling of select and poll
*
diff --git a/fs/seq_file.c b/fs/seq_file.c
index dc7c2be963ed..4be761c1a03d 100644
--- a/fs/seq_file.c
+++ b/fs/seq_file.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/seq_file.c
*
diff --git a/fs/signalfd.c b/fs/signalfd.c
index d2c434112f42..1c667af86da5 100644
--- a/fs/signalfd.c
+++ b/fs/signalfd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* fs/signalfd.c
*
diff --git a/fs/squashfs/Makefile b/fs/squashfs/Makefile
index 6655631c53ae..7bd9b8b856d0 100644
--- a/fs/squashfs/Makefile
+++ b/fs/squashfs/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux squashfs routines.
#
diff --git a/fs/stat.c b/fs/stat.c
index 8a6aa8caf891..873785dae022 100644
--- a/fs/stat.c
+++ b/fs/stat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/stat.c
*
diff --git a/fs/statfs.c b/fs/statfs.c
index fab9b6a3c116..c25dd9a26cc1 100644
--- a/fs/statfs.c
+++ b/fs/statfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/syscalls.h>
#include <linux/export.h>
#include <linux/fs.h>
diff --git a/fs/super.c b/fs/super.c
index 166c4ee0d0ed..994db21f59bf 100644
--- a/fs/super.c
+++ b/fs/super.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/super.c
*
diff --git a/fs/sync.c b/fs/sync.c
index a576aa2e6b09..83ac79a960dd 100644
--- a/fs/sync.c
+++ b/fs/sync.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* High-level sync()-related operations
*/
diff --git a/fs/sysv/balloc.c b/fs/sysv/balloc.c
index 862c1f74a583..0e69dbdf7277 100644
--- a/fs/sysv/balloc.c
+++ b/fs/sysv/balloc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/sysv/balloc.c
*
diff --git a/fs/sysv/dir.c b/fs/sysv/dir.c
index f5191cb2c947..88e38cd8f5c9 100644
--- a/fs/sysv/dir.c
+++ b/fs/sysv/dir.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/sysv/dir.c
*
diff --git a/fs/sysv/file.c b/fs/sysv/file.c
index 7ba997e31aeb..45fc79a18594 100644
--- a/fs/sysv/file.c
+++ b/fs/sysv/file.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/sysv/file.c
*
diff --git a/fs/sysv/ialloc.c b/fs/sysv/ialloc.c
index eb963fbb7903..6c9801986af6 100644
--- a/fs/sysv/ialloc.c
+++ b/fs/sysv/ialloc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/sysv/ialloc.c
*
diff --git a/fs/sysv/inode.c b/fs/sysv/inode.c
index 1c8bf9453a71..3c47b7d5d4cf 100644
--- a/fs/sysv/inode.c
+++ b/fs/sysv/inode.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/sysv/inode.c
*
diff --git a/fs/sysv/itree.c b/fs/sysv/itree.c
index 83809f5b5eca..bcb67b0cabe7 100644
--- a/fs/sysv/itree.c
+++ b/fs/sysv/itree.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/sysv/itree.c
*
diff --git a/fs/sysv/namei.c b/fs/sysv/namei.c
index d8817f139763..250b0755b908 100644
--- a/fs/sysv/namei.c
+++ b/fs/sysv/namei.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/sysv/namei.c
*
diff --git a/fs/sysv/sysv.h b/fs/sysv/sysv.h
index 1e7e27c729af..e913698779c0 100644
--- a/fs/sysv/sysv.h
+++ b/fs/sysv/sysv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SYSV_H
#define _SYSV_H
diff --git a/fs/timerfd.c b/fs/timerfd.c
index ece0c02d7e63..040612ec9598 100644
--- a/fs/timerfd.c
+++ b/fs/timerfd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* fs/timerfd.c
*
diff --git a/fs/ubifs/Makefile b/fs/ubifs/Makefile
index 6f3251c2bf08..9758f709c736 100644
--- a/fs/ubifs/Makefile
+++ b/fs/ubifs/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_UBIFS_FS) += ubifs.o
ubifs-y += shrinker.o journal.o file.o dir.o super.o sb.o io.o
diff --git a/fs/ubifs/crypto.c b/fs/ubifs/crypto.c
index 114ba455bac3..16a5d5c82073 100644
--- a/fs/ubifs/crypto.c
+++ b/fs/ubifs/crypto.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "ubifs.h"
static int ubifs_crypt_get_context(struct inode *inode, void *ctx, size_t len)
diff --git a/fs/ubifs/misc.c b/fs/ubifs/misc.c
index 486a2844949f..586fd5b578a7 100644
--- a/fs/ubifs/misc.c
+++ b/fs/ubifs/misc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include "ubifs.h"
diff --git a/fs/udf/udf_i.h b/fs/udf/udf_i.h
index b1b9a63d8cf3..630426ffb775 100644
--- a/fs/udf/udf_i.h
+++ b/fs/udf/udf_i.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _UDF_I_H
#define _UDF_I_H
diff --git a/fs/udf/udf_sb.h b/fs/udf/udf_sb.h
index c13875d669c0..68c9f1d618f5 100644
--- a/fs/udf/udf_sb.h
+++ b/fs/udf/udf_sb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_UDF_SB_H
#define __LINUX_UDF_SB_H
diff --git a/fs/udf/udfdecl.h b/fs/udf/udfdecl.h
index 63b034984378..fa206558128d 100644
--- a/fs/udf/udfdecl.h
+++ b/fs/udf/udfdecl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UDF_DECL_H
#define __UDF_DECL_H
diff --git a/fs/udf/udfend.h b/fs/udf/udfend.h
index 6a9f3a9cc428..a4363ac2cfeb 100644
--- a/fs/udf/udfend.h
+++ b/fs/udf/udfend.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UDF_ENDIAN_H
#define __UDF_ENDIAN_H
diff --git a/fs/ufs/balloc.c b/fs/ufs/balloc.c
index f80be4c5df9d..b5cd79065ef9 100644
--- a/fs/ufs/balloc.c
+++ b/fs/ufs/balloc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ufs/balloc.c
*
diff --git a/fs/ufs/cylinder.c b/fs/ufs/cylinder.c
index b4676322ddb6..1abe5454de47 100644
--- a/fs/ufs/cylinder.c
+++ b/fs/ufs/cylinder.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ufs/cylinder.c
*
diff --git a/fs/ufs/dir.c b/fs/ufs/dir.c
index 48609f1d9580..2edc1755b7c5 100644
--- a/fs/ufs/dir.c
+++ b/fs/ufs/dir.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ufs/ufs_dir.c
*
diff --git a/fs/ufs/file.c b/fs/ufs/file.c
index 042ddbf110cc..7e087581be7e 100644
--- a/fs/ufs/file.c
+++ b/fs/ufs/file.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ufs/file.c
*
diff --git a/fs/ufs/ialloc.c b/fs/ufs/ialloc.c
index d1dd8cc33179..916b4a428933 100644
--- a/fs/ufs/ialloc.c
+++ b/fs/ufs/ialloc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ufs/ialloc.c
*
diff --git a/fs/ufs/inode.c b/fs/ufs/inode.c
index f36d6a53687d..afb601c0dda0 100644
--- a/fs/ufs/inode.c
+++ b/fs/ufs/inode.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ufs/inode.c
*
diff --git a/fs/ufs/namei.c b/fs/ufs/namei.c
index 8eca4eda8450..32545cd00ceb 100644
--- a/fs/ufs/namei.c
+++ b/fs/ufs/namei.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ufs/namei.c
*
diff --git a/fs/ufs/swab.h b/fs/ufs/swab.h
index 8d974c4fd18b..a0e1d8c827f4 100644
--- a/fs/ufs/swab.h
+++ b/fs/ufs/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/fs/ufs/swab.h
*
diff --git a/fs/ufs/ufs.h b/fs/ufs/ufs.h
index c87f4c3fa9dd..b49e0efdf3d7 100644
--- a/fs/ufs/ufs.h
+++ b/fs/ufs/ufs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _UFS_UFS_H
#define _UFS_UFS_H 1
diff --git a/fs/ufs/ufs_fs.h b/fs/ufs/ufs_fs.h
index 150eef6f1233..ef9ead44776a 100644
--- a/fs/ufs/ufs_fs.h
+++ b/fs/ufs/ufs_fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/ufs_fs.h
*
diff --git a/fs/ufs/util.c b/fs/ufs/util.c
index 02497a492eb2..4fa633f84274 100644
--- a/fs/ufs/util.c
+++ b/fs/ufs/util.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/fs/ufs/util.c
*
diff --git a/fs/ufs/util.h b/fs/ufs/util.h
index 9fc7119a1551..1907be6d5808 100644
--- a/fs/ufs/util.h
+++ b/fs/ufs/util.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/fs/ufs/util.h
*
diff --git a/fs/utimes.c b/fs/utimes.c
index 51edb9f9507c..e4b3d7c2c9f5 100644
--- a/fs/utimes.c
+++ b/fs/utimes.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/file.h>
#include <linux/mount.h>
#include <linux/namei.h>
diff --git a/fs/xfs/libxfs/xfs_alloc.c b/fs/xfs/libxfs/xfs_alloc.c
index 744dcaec34cc..f965ce832bc0 100644
--- a/fs/xfs/libxfs/xfs_alloc.c
+++ b/fs/xfs/libxfs/xfs_alloc.c
@@ -1584,6 +1584,10 @@ xfs_alloc_ag_vextent_small(
bp = xfs_btree_get_bufs(args->mp, args->tp,
args->agno, fbno, 0);
+ if (!bp) {
+ error = -EFSCORRUPTED;
+ goto error0;
+ }
xfs_trans_binval(args->tp, bp);
}
args->len = 1;
@@ -2141,6 +2145,10 @@ xfs_alloc_fix_freelist(
if (error)
goto out_agbp_relse;
bp = xfs_btree_get_bufs(mp, tp, args->agno, bno, 0);
+ if (!bp) {
+ error = -EFSCORRUPTED;
+ goto out_agbp_relse;
+ }
xfs_trans_binval(tp, bp);
}
diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c
index 044a363119be..89263797cf32 100644
--- a/fs/xfs/libxfs/xfs_bmap.c
+++ b/fs/xfs/libxfs/xfs_bmap.c
@@ -1477,14 +1477,14 @@ xfs_bmap_isaeof(
int is_empty;
int error;
- bma->aeof = 0;
+ bma->aeof = false;
error = xfs_bmap_last_extent(NULL, bma->ip, whichfork, &rec,
&is_empty);
if (error)
return error;
if (is_empty) {
- bma->aeof = 1;
+ bma->aeof = true;
return 0;
}
@@ -3852,6 +3852,17 @@ xfs_trim_extent(
}
}
+/* trim extent to within eof */
+void
+xfs_trim_extent_eof(
+ struct xfs_bmbt_irec *irec,
+ struct xfs_inode *ip)
+
+{
+ xfs_trim_extent(irec, 0, XFS_B_TO_FSB(ip->i_mount,
+ i_size_read(VFS_I(ip))));
+}
+
/*
* Trim the returned map to the required bounds
*/
diff --git a/fs/xfs/libxfs/xfs_bmap.h b/fs/xfs/libxfs/xfs_bmap.h
index 851982a5dfbc..502e0d8fb4ff 100644
--- a/fs/xfs/libxfs/xfs_bmap.h
+++ b/fs/xfs/libxfs/xfs_bmap.h
@@ -208,6 +208,7 @@ void xfs_bmap_trace_exlist(struct xfs_inode *ip, xfs_extnum_t cnt,
void xfs_trim_extent(struct xfs_bmbt_irec *irec, xfs_fileoff_t bno,
xfs_filblks_t len);
+void xfs_trim_extent_eof(struct xfs_bmbt_irec *, struct xfs_inode *);
int xfs_bmap_add_attrfork(struct xfs_inode *ip, int size, int rsvd);
void xfs_bmap_local_to_extents_empty(struct xfs_inode *ip, int whichfork);
void xfs_bmap_add_free(struct xfs_mount *mp, struct xfs_defer_ops *dfops,
diff --git a/fs/xfs/libxfs/xfs_cksum.h b/fs/xfs/libxfs/xfs_cksum.h
index 8211f48b98e6..999a290cfd72 100644
--- a/fs/xfs/libxfs/xfs_cksum.h
+++ b/fs/xfs/libxfs/xfs_cksum.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _XFS_CKSUM_H
#define _XFS_CKSUM_H 1
diff --git a/fs/xfs/libxfs/xfs_ialloc.c b/fs/xfs/libxfs/xfs_ialloc.c
index 988bb3f31446..dfd643909f85 100644
--- a/fs/xfs/libxfs/xfs_ialloc.c
+++ b/fs/xfs/libxfs/xfs_ialloc.c
@@ -1962,7 +1962,7 @@ xfs_difree_inobt(
if (!(mp->m_flags & XFS_MOUNT_IKEEP) &&
rec.ir_free == XFS_INOBT_ALL_FREE &&
mp->m_sb.sb_inopblock <= XFS_INODES_PER_CHUNK) {
- xic->deleted = 1;
+ xic->deleted = true;
xic->first_ino = XFS_AGINO_TO_INO(mp, agno, rec.ir_startino);
xic->alloc = xfs_inobt_irec_to_allocmask(&rec);
@@ -1989,7 +1989,7 @@ xfs_difree_inobt(
xfs_difree_inode_chunk(mp, agno, &rec, dfops);
} else {
- xic->deleted = 0;
+ xic->deleted = false;
error = xfs_inobt_update(cur, &rec);
if (error) {
diff --git a/fs/xfs/libxfs/xfs_log_format.h b/fs/xfs/libxfs/xfs_log_format.h
index 8372e9bcd7b6..71de185735e0 100644
--- a/fs/xfs/libxfs/xfs_log_format.h
+++ b/fs/xfs/libxfs/xfs_log_format.h
@@ -270,6 +270,7 @@ typedef struct xfs_inode_log_format {
uint32_t ilf_fields; /* flags for fields logged */
uint16_t ilf_asize; /* size of attr d/ext/root */
uint16_t ilf_dsize; /* size of data/ext/root */
+ uint32_t ilf_pad; /* pad for 64 bit boundary */
uint64_t ilf_ino; /* inode number */
union {
uint32_t ilfu_rdev; /* rdev value for dev inode*/
@@ -280,29 +281,17 @@ typedef struct xfs_inode_log_format {
int32_t ilf_boffset; /* off of inode in buffer */
} xfs_inode_log_format_t;
-typedef struct xfs_inode_log_format_32 {
- uint16_t ilf_type; /* inode log item type */
- uint16_t ilf_size; /* size of this item */
- uint32_t ilf_fields; /* flags for fields logged */
- uint16_t ilf_asize; /* size of attr d/ext/root */
- uint16_t ilf_dsize; /* size of data/ext/root */
- uint64_t ilf_ino; /* inode number */
- union {
- uint32_t ilfu_rdev; /* rdev value for dev inode*/
- uuid_t ilfu_uuid; /* mount point value */
- } ilf_u;
- int64_t ilf_blkno; /* blkno of inode buffer */
- int32_t ilf_len; /* len of inode buffer */
- int32_t ilf_boffset; /* off of inode in buffer */
-} __attribute__((packed)) xfs_inode_log_format_32_t;
-
-typedef struct xfs_inode_log_format_64 {
+/*
+ * Old 32 bit systems will log in this format without the 64 bit
+ * alignment padding. Recovery will detect this and convert it to the
+ * correct format.
+ */
+struct xfs_inode_log_format_32 {
uint16_t ilf_type; /* inode log item type */
uint16_t ilf_size; /* size of this item */
uint32_t ilf_fields; /* flags for fields logged */
uint16_t ilf_asize; /* size of attr d/ext/root */
uint16_t ilf_dsize; /* size of data/ext/root */
- uint32_t ilf_pad; /* pad for 64 bit boundary */
uint64_t ilf_ino; /* inode number */
union {
uint32_t ilfu_rdev; /* rdev value for dev inode*/
@@ -311,7 +300,7 @@ typedef struct xfs_inode_log_format_64 {
int64_t ilf_blkno; /* blkno of inode buffer */
int32_t ilf_len; /* len of inode buffer */
int32_t ilf_boffset; /* off of inode in buffer */
-} xfs_inode_log_format_64_t;
+} __attribute__((packed));
/*
diff --git a/fs/xfs/xfs_acl.c b/fs/xfs/xfs_acl.c
index 7034e17535de..3354140de07e 100644
--- a/fs/xfs/xfs_acl.c
+++ b/fs/xfs/xfs_acl.c
@@ -247,6 +247,8 @@ xfs_set_mode(struct inode *inode, umode_t mode)
int
xfs_set_acl(struct inode *inode, struct posix_acl *acl, int type)
{
+ umode_t mode;
+ bool set_mode = false;
int error = 0;
if (!acl)
@@ -257,16 +259,24 @@ xfs_set_acl(struct inode *inode, struct posix_acl *acl, int type)
return error;
if (type == ACL_TYPE_ACCESS) {
- umode_t mode;
-
error = posix_acl_update_mode(inode, &mode, &acl);
if (error)
return error;
- error = xfs_set_mode(inode, mode);
- if (error)
- return error;
+ set_mode = true;
}
set_acl:
- return __xfs_set_acl(inode, acl, type);
+ error = __xfs_set_acl(inode, acl, type);
+ if (error)
+ return error;
+
+ /*
+ * We set the mode after successfully updating the ACL xattr because the
+ * xattr update can fail at ENOSPC and we don't want to change the mode
+ * if the ACL update hasn't been applied.
+ */
+ if (set_mode)
+ error = xfs_set_mode(inode, mode);
+
+ return error;
}
diff --git a/fs/xfs/xfs_aops.c b/fs/xfs/xfs_aops.c
index f18e5932aec4..a3eeaba156c5 100644
--- a/fs/xfs/xfs_aops.c
+++ b/fs/xfs/xfs_aops.c
@@ -446,6 +446,19 @@ xfs_imap_valid(
{
offset >>= inode->i_blkbits;
+ /*
+ * We have to make sure the cached mapping is within EOF to protect
+ * against eofblocks trimming on file release leaving us with a stale
+ * mapping. Otherwise, a page for a subsequent file extending buffered
+ * write could get picked up by this writeback cycle and written to the
+ * wrong blocks.
+ *
+ * Note that what we really want here is a generic mapping invalidation
+ * mechanism to protect us from arbitrary extent modifying contexts, not
+ * just eofblocks.
+ */
+ xfs_trim_extent_eof(imap, XFS_I(inode));
+
return offset >= imap->br_startoff &&
offset < imap->br_startoff + imap->br_blockcount;
}
@@ -735,6 +748,14 @@ xfs_vm_invalidatepage(
{
trace_xfs_invalidatepage(page->mapping->host, page, offset,
length);
+
+ /*
+ * If we are invalidating the entire page, clear the dirty state from it
+ * so that we can check for attempts to release dirty cached pages in
+ * xfs_vm_releasepage().
+ */
+ if (offset == 0 && length >= PAGE_SIZE)
+ cancel_dirty_page(page);
block_invalidatepage(page, offset, length);
}
@@ -1190,25 +1211,27 @@ xfs_vm_releasepage(
* mm accommodates an old ext3 case where clean pages might not have had
* the dirty bit cleared. Thus, it can send actual dirty pages to
* ->releasepage() via shrink_active_list(). Conversely,
- * block_invalidatepage() can send pages that are still marked dirty
- * but otherwise have invalidated buffers.
+ * block_invalidatepage() can send pages that are still marked dirty but
+ * otherwise have invalidated buffers.
*
* We want to release the latter to avoid unnecessary buildup of the
- * LRU, skip the former and warn if we've left any lingering
- * delalloc/unwritten buffers on clean pages. Skip pages with delalloc
- * or unwritten buffers and warn if the page is not dirty. Otherwise
- * try to release the buffers.
+ * LRU, so xfs_vm_invalidatepage() clears the page dirty flag on pages
+ * that are entirely invalidated and need to be released. Hence the
+ * only time we should get dirty pages here is through
+ * shrink_active_list() and so we can simply skip those now.
+ *
+ * warn if we've left any lingering delalloc/unwritten buffers on clean
+ * or invalidated pages we are about to release.
*/
+ if (PageDirty(page))
+ return 0;
+
xfs_count_page_state(page, &delalloc, &unwritten);
- if (delalloc) {
- WARN_ON_ONCE(!PageDirty(page));
+ if (WARN_ON_ONCE(delalloc))
return 0;
- }
- if (unwritten) {
- WARN_ON_ONCE(!PageDirty(page));
+ if (WARN_ON_ONCE(unwritten))
return 0;
- }
return try_to_free_buffers(page);
}
diff --git a/fs/xfs/xfs_attr_inactive.c b/fs/xfs/xfs_attr_inactive.c
index ebd66b19fbfc..e3a950ed35a8 100644
--- a/fs/xfs/xfs_attr_inactive.c
+++ b/fs/xfs/xfs_attr_inactive.c
@@ -302,6 +302,8 @@ xfs_attr3_node_inactive(
&bp, XFS_ATTR_FORK);
if (error)
return error;
+ node = bp->b_addr;
+ btree = dp->d_ops->node_tree_p(node);
child_fsb = be32_to_cpu(btree[i + 1].before);
xfs_trans_brelse(*trans, bp);
}
diff --git a/fs/xfs/xfs_bmap_util.c b/fs/xfs/xfs_bmap_util.c
index e9db7fc95b70..6503cfa44262 100644
--- a/fs/xfs/xfs_bmap_util.c
+++ b/fs/xfs/xfs_bmap_util.c
@@ -84,6 +84,7 @@ xfs_zero_extent(
GFP_NOFS, 0);
}
+#ifdef CONFIG_XFS_RT
int
xfs_bmap_rtalloc(
struct xfs_bmalloca *ap) /* bmap alloc argument struct */
@@ -190,6 +191,7 @@ xfs_bmap_rtalloc(
}
return 0;
}
+#endif /* CONFIG_XFS_RT */
/*
* Check if the endoff is outside the last extent. If so the caller will grow
diff --git a/fs/xfs/xfs_bmap_util.h b/fs/xfs/xfs_bmap_util.h
index 0eaa81dc49be..7d330b3c77c3 100644
--- a/fs/xfs/xfs_bmap_util.h
+++ b/fs/xfs/xfs_bmap_util.h
@@ -28,7 +28,20 @@ struct xfs_mount;
struct xfs_trans;
struct xfs_bmalloca;
+#ifdef CONFIG_XFS_RT
int xfs_bmap_rtalloc(struct xfs_bmalloca *ap);
+#else /* !CONFIG_XFS_RT */
+/*
+ * Attempts to allocate RT extents when RT is disable indicates corruption and
+ * should trigger a shutdown.
+ */
+static inline int
+xfs_bmap_rtalloc(struct xfs_bmalloca *ap)
+{
+ return -EFSCORRUPTED;
+}
+#endif /* CONFIG_XFS_RT */
+
int xfs_bmap_eof(struct xfs_inode *ip, xfs_fileoff_t endoff,
int whichfork, int *eof);
int xfs_bmap_punch_delalloc_range(struct xfs_inode *ip,
diff --git a/fs/xfs/xfs_discard.h b/fs/xfs/xfs_discard.h
index 0f070f9e44e1..de92d9cc958f 100644
--- a/fs/xfs/xfs_discard.h
+++ b/fs/xfs/xfs_discard.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef XFS_DISCARD_H
#define XFS_DISCARD_H 1
diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c
index 309e26c9dddb..6526ef0e2a23 100644
--- a/fs/xfs/xfs_file.c
+++ b/fs/xfs/xfs_file.c
@@ -237,11 +237,13 @@ xfs_file_dax_read(
if (!count)
return 0; /* skip atime */
- if (!xfs_ilock_nowait(ip, XFS_IOLOCK_SHARED)) {
- if (iocb->ki_flags & IOCB_NOWAIT)
+ if (iocb->ki_flags & IOCB_NOWAIT) {
+ if (!xfs_ilock_nowait(ip, XFS_IOLOCK_SHARED))
return -EAGAIN;
+ } else {
xfs_ilock(ip, XFS_IOLOCK_SHARED);
}
+
ret = dax_iomap_rw(iocb, to, &xfs_iomap_ops);
xfs_iunlock(ip, XFS_IOLOCK_SHARED);
@@ -259,9 +261,10 @@ xfs_file_buffered_aio_read(
trace_xfs_file_buffered_read(ip, iov_iter_count(to), iocb->ki_pos);
- if (!xfs_ilock_nowait(ip, XFS_IOLOCK_SHARED)) {
- if (iocb->ki_flags & IOCB_NOWAIT)
+ if (iocb->ki_flags & IOCB_NOWAIT) {
+ if (!xfs_ilock_nowait(ip, XFS_IOLOCK_SHARED))
return -EAGAIN;
+ } else {
xfs_ilock(ip, XFS_IOLOCK_SHARED);
}
ret = generic_file_read_iter(iocb, to);
@@ -552,9 +555,10 @@ xfs_file_dio_aio_write(
iolock = XFS_IOLOCK_SHARED;
}
- if (!xfs_ilock_nowait(ip, iolock)) {
- if (iocb->ki_flags & IOCB_NOWAIT)
+ if (iocb->ki_flags & IOCB_NOWAIT) {
+ if (!xfs_ilock_nowait(ip, iolock))
return -EAGAIN;
+ } else {
xfs_ilock(ip, iolock);
}
@@ -606,9 +610,10 @@ xfs_file_dax_write(
size_t count;
loff_t pos;
- if (!xfs_ilock_nowait(ip, iolock)) {
- if (iocb->ki_flags & IOCB_NOWAIT)
+ if (iocb->ki_flags & IOCB_NOWAIT) {
+ if (!xfs_ilock_nowait(ip, iolock))
return -EAGAIN;
+ } else {
xfs_ilock(ip, iolock);
}
@@ -764,7 +769,7 @@ xfs_file_fallocate(
enum xfs_prealloc_flags flags = 0;
uint iolock = XFS_IOLOCK_EXCL;
loff_t new_size = 0;
- bool do_file_insert = 0;
+ bool do_file_insert = false;
if (!S_ISREG(inode->i_mode))
return -EINVAL;
@@ -825,7 +830,7 @@ xfs_file_fallocate(
error = -EINVAL;
goto out_unlock;
}
- do_file_insert = 1;
+ do_file_insert = true;
} else {
flags |= XFS_PREALLOC_SET;
diff --git a/fs/xfs/xfs_fsmap.c b/fs/xfs/xfs_fsmap.c
index 814ed729881d..43cfc07996a4 100644
--- a/fs/xfs/xfs_fsmap.c
+++ b/fs/xfs/xfs_fsmap.c
@@ -367,29 +367,6 @@ xfs_getfsmap_datadev_helper(
return xfs_getfsmap_helper(cur->bc_tp, info, rec, rec_daddr);
}
-/* Transform a rtbitmap "record" into a fsmap */
-STATIC int
-xfs_getfsmap_rtdev_rtbitmap_helper(
- struct xfs_trans *tp,
- struct xfs_rtalloc_rec *rec,
- void *priv)
-{
- struct xfs_mount *mp = tp->t_mountp;
- struct xfs_getfsmap_info *info = priv;
- struct xfs_rmap_irec irec;
- xfs_daddr_t rec_daddr;
-
- rec_daddr = XFS_FSB_TO_BB(mp, rec->ar_startblock);
-
- irec.rm_startblock = rec->ar_startblock;
- irec.rm_blockcount = rec->ar_blockcount;
- irec.rm_owner = XFS_RMAP_OWN_NULL; /* "free" */
- irec.rm_offset = 0;
- irec.rm_flags = 0;
-
- return xfs_getfsmap_helper(tp, info, &irec, rec_daddr);
-}
-
/* Transform a bnobt irec into a fsmap */
STATIC int
xfs_getfsmap_datadev_bnobt_helper(
@@ -475,6 +452,30 @@ xfs_getfsmap_logdev(
return xfs_getfsmap_helper(tp, info, &rmap, 0);
}
+#ifdef CONFIG_XFS_RT
+/* Transform a rtbitmap "record" into a fsmap */
+STATIC int
+xfs_getfsmap_rtdev_rtbitmap_helper(
+ struct xfs_trans *tp,
+ struct xfs_rtalloc_rec *rec,
+ void *priv)
+{
+ struct xfs_mount *mp = tp->t_mountp;
+ struct xfs_getfsmap_info *info = priv;
+ struct xfs_rmap_irec irec;
+ xfs_daddr_t rec_daddr;
+
+ rec_daddr = XFS_FSB_TO_BB(mp, rec->ar_startblock);
+
+ irec.rm_startblock = rec->ar_startblock;
+ irec.rm_blockcount = rec->ar_blockcount;
+ irec.rm_owner = XFS_RMAP_OWN_NULL; /* "free" */
+ irec.rm_offset = 0;
+ irec.rm_flags = 0;
+
+ return xfs_getfsmap_helper(tp, info, &irec, rec_daddr);
+}
+
/* Execute a getfsmap query against the realtime device. */
STATIC int
__xfs_getfsmap_rtdev(
@@ -561,6 +562,7 @@ xfs_getfsmap_rtdev_rtbitmap(
return __xfs_getfsmap_rtdev(tp, keys, xfs_getfsmap_rtdev_rtbitmap_query,
info);
}
+#endif /* CONFIG_XFS_RT */
/* Execute a getfsmap query against the regular data device. */
STATIC int
@@ -795,7 +797,15 @@ xfs_getfsmap_check_keys(
return false;
}
+/*
+ * There are only two devices if we didn't configure RT devices at build time.
+ */
+#ifdef CONFIG_XFS_RT
#define XFS_GETFSMAP_DEVS 3
+#else
+#define XFS_GETFSMAP_DEVS 2
+#endif /* CONFIG_XFS_RT */
+
/*
* Get filesystem's extents as described in head, and format for
* output. Calls formatter to fill the user's buffer until all
@@ -853,10 +863,12 @@ xfs_getfsmap(
handlers[1].dev = new_encode_dev(mp->m_logdev_targp->bt_dev);
handlers[1].fn = xfs_getfsmap_logdev;
}
+#ifdef CONFIG_XFS_RT
if (mp->m_rtdev_targp) {
handlers[2].dev = new_encode_dev(mp->m_rtdev_targp->bt_dev);
handlers[2].fn = xfs_getfsmap_rtdev_rtbitmap;
}
+#endif /* CONFIG_XFS_RT */
xfs_sort(handlers, XFS_GETFSMAP_DEVS, sizeof(struct xfs_getfsmap_dev),
xfs_getfsmap_dev_compare);
diff --git a/fs/xfs/xfs_inode_item.c b/fs/xfs/xfs_inode_item.c
index a705f34b58fa..9bbc2d7cc8cb 100644
--- a/fs/xfs/xfs_inode_item.c
+++ b/fs/xfs/xfs_inode_item.c
@@ -364,6 +364,9 @@ xfs_inode_to_log_dinode(
to->di_dmstate = from->di_dmstate;
to->di_flags = from->di_flags;
+ /* log a dummy value to ensure log structure is fully initialised */
+ to->di_next_unlinked = NULLAGINO;
+
if (from->di_version == 3) {
to->di_changecount = inode->i_version;
to->di_crtime.t_sec = from->di_crtime.t_sec;
@@ -404,6 +407,11 @@ xfs_inode_item_format_core(
* the second with the on-disk inode structure, and a possible third and/or
* fourth with the inode data/extents/b-tree root and inode attributes
* data/extents/b-tree root.
+ *
+ * Note: Always use the 64 bit inode log format structure so we don't
+ * leave an uninitialised hole in the format item on 64 bit systems. Log
+ * recovery on 32 bit systems handles this just fine, so there's no reason
+ * for not using an initialising the properly padded structure all the time.
*/
STATIC void
xfs_inode_item_format(
@@ -412,8 +420,8 @@ xfs_inode_item_format(
{
struct xfs_inode_log_item *iip = INODE_ITEM(lip);
struct xfs_inode *ip = iip->ili_inode;
- struct xfs_inode_log_format *ilf;
struct xfs_log_iovec *vecp = NULL;
+ struct xfs_inode_log_format *ilf;
ASSERT(ip->i_d.di_version > 1);
@@ -425,7 +433,17 @@ xfs_inode_item_format(
ilf->ilf_boffset = ip->i_imap.im_boffset;
ilf->ilf_fields = XFS_ILOG_CORE;
ilf->ilf_size = 2; /* format + core */
- xlog_finish_iovec(lv, vecp, sizeof(struct xfs_inode_log_format));
+
+ /*
+ * make sure we don't leak uninitialised data into the log in the case
+ * when we don't log every field in the inode.
+ */
+ ilf->ilf_dsize = 0;
+ ilf->ilf_asize = 0;
+ ilf->ilf_pad = 0;
+ uuid_copy(&ilf->ilf_u.ilfu_uuid, &uuid_null);
+
+ xlog_finish_iovec(lv, vecp, sizeof(*ilf));
xfs_inode_item_format_core(ip, lv, &vecp);
xfs_inode_item_format_data_fork(iip, ilf, lv, &vecp);
@@ -855,44 +873,29 @@ xfs_istale_done(
}
/*
- * convert an xfs_inode_log_format struct from either 32 or 64 bit versions
- * (which can have different field alignments) to the native version
+ * convert an xfs_inode_log_format struct from the old 32 bit version
+ * (which can have different field alignments) to the native 64 bit version
*/
int
xfs_inode_item_format_convert(
- xfs_log_iovec_t *buf,
- xfs_inode_log_format_t *in_f)
+ struct xfs_log_iovec *buf,
+ struct xfs_inode_log_format *in_f)
{
- if (buf->i_len == sizeof(xfs_inode_log_format_32_t)) {
- xfs_inode_log_format_32_t *in_f32 = buf->i_addr;
-
- in_f->ilf_type = in_f32->ilf_type;
- in_f->ilf_size = in_f32->ilf_size;
- in_f->ilf_fields = in_f32->ilf_fields;
- in_f->ilf_asize = in_f32->ilf_asize;
- in_f->ilf_dsize = in_f32->ilf_dsize;
- in_f->ilf_ino = in_f32->ilf_ino;
- /* copy biggest field of ilf_u */
- uuid_copy(&in_f->ilf_u.ilfu_uuid, &in_f32->ilf_u.ilfu_uuid);
- in_f->ilf_blkno = in_f32->ilf_blkno;
- in_f->ilf_len = in_f32->ilf_len;
- in_f->ilf_boffset = in_f32->ilf_boffset;
- return 0;
- } else if (buf->i_len == sizeof(xfs_inode_log_format_64_t)){
- xfs_inode_log_format_64_t *in_f64 = buf->i_addr;
-
- in_f->ilf_type = in_f64->ilf_type;
- in_f->ilf_size = in_f64->ilf_size;
- in_f->ilf_fields = in_f64->ilf_fields;
- in_f->ilf_asize = in_f64->ilf_asize;
- in_f->ilf_dsize = in_f64->ilf_dsize;
- in_f->ilf_ino = in_f64->ilf_ino;
- /* copy biggest field of ilf_u */
- uuid_copy(&in_f->ilf_u.ilfu_uuid, &in_f64->ilf_u.ilfu_uuid);
- in_f->ilf_blkno = in_f64->ilf_blkno;
- in_f->ilf_len = in_f64->ilf_len;
- in_f->ilf_boffset = in_f64->ilf_boffset;
- return 0;
- }
- return -EFSCORRUPTED;
+ struct xfs_inode_log_format_32 *in_f32 = buf->i_addr;
+
+ if (buf->i_len != sizeof(*in_f32))
+ return -EFSCORRUPTED;
+
+ in_f->ilf_type = in_f32->ilf_type;
+ in_f->ilf_size = in_f32->ilf_size;
+ in_f->ilf_fields = in_f32->ilf_fields;
+ in_f->ilf_asize = in_f32->ilf_asize;
+ in_f->ilf_dsize = in_f32->ilf_dsize;
+ in_f->ilf_ino = in_f32->ilf_ino;
+ /* copy biggest field of ilf_u */
+ uuid_copy(&in_f->ilf_u.ilfu_uuid, &in_f32->ilf_u.ilfu_uuid);
+ in_f->ilf_blkno = in_f32->ilf_blkno;
+ in_f->ilf_len = in_f32->ilf_len;
+ in_f->ilf_boffset = in_f32->ilf_boffset;
+ return 0;
}
diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c
index c5107c7bc4bf..dc95a49d62e7 100644
--- a/fs/xfs/xfs_log.c
+++ b/fs/xfs/xfs_log.c
@@ -2515,7 +2515,7 @@ next_lv:
if (lv)
vecp = lv->lv_iovecp;
}
- if (record_cnt == 0 && ordered == false) {
+ if (record_cnt == 0 && !ordered) {
if (!lv)
return 0;
break;
diff --git a/fs/xfs/xfs_message.h b/fs/xfs/xfs_message.h
index 85401155750e..34447dca97d1 100644
--- a/fs/xfs/xfs_message.h
+++ b/fs/xfs/xfs_message.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __XFS_MESSAGE_H
#define __XFS_MESSAGE_H 1
diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c
index ea7d4b4e50d0..e9727d0a541a 100644
--- a/fs/xfs/xfs_mount.c
+++ b/fs/xfs/xfs_mount.c
@@ -704,7 +704,7 @@ xfs_mountfs(
xfs_set_maxicount(mp);
/* enable fail_at_unmount as default */
- mp->m_fail_unmount = 1;
+ mp->m_fail_unmount = true;
error = xfs_sysfs_init(&mp->m_kobj, &xfs_mp_ktype, NULL, mp->m_fsname);
if (error)
diff --git a/fs/xfs/xfs_ondisk.h b/fs/xfs/xfs_ondisk.h
index 0c381d71b242..0492436a053f 100644
--- a/fs/xfs/xfs_ondisk.h
+++ b/fs/xfs/xfs_ondisk.h
@@ -134,7 +134,7 @@ xfs_check_ondisk_structs(void)
XFS_CHECK_STRUCT_SIZE(struct xfs_icreate_log, 28);
XFS_CHECK_STRUCT_SIZE(struct xfs_ictimestamp, 8);
XFS_CHECK_STRUCT_SIZE(struct xfs_inode_log_format_32, 52);
- XFS_CHECK_STRUCT_SIZE(struct xfs_inode_log_format_64, 56);
+ XFS_CHECK_STRUCT_SIZE(struct xfs_inode_log_format, 56);
XFS_CHECK_STRUCT_SIZE(struct xfs_qoff_logformat, 20);
XFS_CHECK_STRUCT_SIZE(struct xfs_trans_header, 16);
}
diff --git a/fs/xfs/xfs_pnfs.c b/fs/xfs/xfs_pnfs.c
index 4246876df7b7..aa6c5c193f45 100644
--- a/fs/xfs/xfs_pnfs.c
+++ b/fs/xfs/xfs_pnfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2014 Christoph Hellwig.
*/
diff --git a/fs/xfs/xfs_pnfs.h b/fs/xfs/xfs_pnfs.h
index b587cb99b2b7..bf45951e28fe 100644
--- a/fs/xfs/xfs_pnfs.h
+++ b/fs/xfs/xfs_pnfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _XFS_PNFS_H
#define _XFS_PNFS_H 1
diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c
index 584cf2d573ba..f663022353c0 100644
--- a/fs/xfs/xfs_super.c
+++ b/fs/xfs/xfs_super.c
@@ -1637,7 +1637,7 @@ xfs_fs_fill_super(
/* version 5 superblocks support inode version counters. */
if (XFS_SB_VERSION_NUM(&mp->m_sb) == XFS_SB_VERSION_5)
- sb->s_flags |= MS_I_VERSION;
+ sb->s_flags |= SB_I_VERSION;
if (mp->m_flags & XFS_MOUNT_DAX) {
xfs_warn(mp,
diff --git a/include/acpi/acpi_io.h b/include/acpi/acpi_io.h
index 303315b9693f..d0633fc1fc15 100644
--- a/include/acpi/acpi_io.h
+++ b/include/acpi/acpi_io.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ACPI_IO_H_
#define _ACPI_IO_H_
diff --git a/include/acpi/acpi_numa.h b/include/acpi/acpi_numa.h
index 1e3a74f94131..fdebcfc6c8df 100644
--- a/include/acpi/acpi_numa.h
+++ b/include/acpi/acpi_numa.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ACPI_NUMA_H
#define __ACPI_NUMA_H
diff --git a/include/acpi/apei.h b/include/acpi/apei.h
index c46694abea28..1797e81a3204 100644
--- a/include/acpi/apei.h
+++ b/include/acpi/apei.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* apei.h - ACPI Platform Error Interface
*/
diff --git a/include/acpi/button.h b/include/acpi/button.h
index 1cad8b2d460c..3a2b8535dec6 100644
--- a/include/acpi/button.h
+++ b/include/acpi/button.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ACPI_BUTTON_H
#define ACPI_BUTTON_H
diff --git a/include/acpi/ghes.h b/include/acpi/ghes.h
index 9061c5c743b3..8feb0c866ee0 100644
--- a/include/acpi/ghes.h
+++ b/include/acpi/ghes.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef GHES_H
#define GHES_H
diff --git a/include/acpi/pdc_intel.h b/include/acpi/pdc_intel.h
index 552637b0d051..967c552d1cd3 100644
--- a/include/acpi/pdc_intel.h
+++ b/include/acpi/pdc_intel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* _PDC bit definition for Intel processors */
diff --git a/include/acpi/processor.h b/include/acpi/processor.h
index c1ba00fc4888..d591bb77f592 100644
--- a/include/acpi/processor.h
+++ b/include/acpi/processor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ACPI_PROCESSOR_H
#define __ACPI_PROCESSOR_H
diff --git a/include/acpi/reboot.h b/include/acpi/reboot.h
index 0419184ce886..14122fc55bbe 100644
--- a/include/acpi/reboot.h
+++ b/include/acpi/reboot.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ACPI_REBOOT_H
#define __ACPI_REBOOT_H
diff --git a/include/acpi/video.h b/include/acpi/video.h
index bfe484da55d2..db8548ff03ce 100644
--- a/include/acpi/video.h
+++ b/include/acpi/video.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ACPI_VIDEO_H
#define __ACPI_VIDEO_H
diff --git a/include/asm-generic/4level-fixup.h b/include/asm-generic/4level-fixup.h
index 928fd66b1271..89f3b03b1445 100644
--- a/include/asm-generic/4level-fixup.h
+++ b/include/asm-generic/4level-fixup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _4LEVEL_FIXUP_H
#define _4LEVEL_FIXUP_H
diff --git a/include/asm-generic/5level-fixup.h b/include/asm-generic/5level-fixup.h
index b5ca82dc4175..dfbd9d990637 100644
--- a/include/asm-generic/5level-fixup.h
+++ b/include/asm-generic/5level-fixup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _5LEVEL_FIXUP_H
#define _5LEVEL_FIXUP_H
diff --git a/include/asm-generic/asm-prototypes.h b/include/asm-generic/asm-prototypes.h
index 939869c772b1..2fa2bc208383 100644
--- a/include/asm-generic/asm-prototypes.h
+++ b/include/asm-generic/asm-prototypes.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/bitops.h>
#undef __memset
extern void *__memset(void *, int, __kernel_size_t);
diff --git a/include/asm-generic/atomic-long.h b/include/asm-generic/atomic-long.h
index 288cc9e96395..49be4bba1e96 100644
--- a/include/asm-generic/atomic-long.h
+++ b/include/asm-generic/atomic-long.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_ATOMIC_LONG_H
#define _ASM_GENERIC_ATOMIC_LONG_H
/*
diff --git a/include/asm-generic/audit_change_attr.h b/include/asm-generic/audit_change_attr.h
index a1865537339b..331670807cf0 100644
--- a/include/asm-generic/audit_change_attr.h
+++ b/include/asm-generic/audit_change_attr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef __NR_chmod
__NR_chmod,
#endif
diff --git a/include/asm-generic/audit_dir_write.h b/include/asm-generic/audit_dir_write.h
index 7b61db4fe72b..8fb83b43006a 100644
--- a/include/asm-generic/audit_dir_write.h
+++ b/include/asm-generic/audit_dir_write.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef __NR_rename
__NR_rename,
#endif
diff --git a/include/asm-generic/audit_read.h b/include/asm-generic/audit_read.h
index 3b249cb857dc..7bb7b5a83ae2 100644
--- a/include/asm-generic/audit_read.h
+++ b/include/asm-generic/audit_read.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef __NR_readlink
__NR_readlink,
#endif
diff --git a/include/asm-generic/audit_write.h b/include/asm-generic/audit_write.h
index 274575d7129f..dfc52b3c103f 100644
--- a/include/asm-generic/audit_write.h
+++ b/include/asm-generic/audit_write.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm-generic/audit_dir_write.h>
__NR_acct,
#ifdef __NR_swapon
diff --git a/include/asm-generic/bitops.h b/include/asm-generic/bitops.h
index dcdcacf2fd2b..bfc96bf6606e 100644
--- a/include/asm-generic/bitops.h
+++ b/include/asm-generic/bitops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_BITOPS_H
#define __ASM_GENERIC_BITOPS_H
diff --git a/include/asm-generic/bitops/__ffs.h b/include/asm-generic/bitops/__ffs.h
index 937d7c435575..39e56e1c7203 100644
--- a/include/asm-generic/bitops/__ffs.h
+++ b/include/asm-generic/bitops/__ffs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_BITOPS___FFS_H_
#define _ASM_GENERIC_BITOPS___FFS_H_
diff --git a/include/asm-generic/bitops/__fls.h b/include/asm-generic/bitops/__fls.h
index a60a7ccb6782..03f721a8a2b1 100644
--- a/include/asm-generic/bitops/__fls.h
+++ b/include/asm-generic/bitops/__fls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_BITOPS___FLS_H_
#define _ASM_GENERIC_BITOPS___FLS_H_
diff --git a/include/asm-generic/bitops/arch_hweight.h b/include/asm-generic/bitops/arch_hweight.h
index 6a211f40665c..c2705e1d220d 100644
--- a/include/asm-generic/bitops/arch_hweight.h
+++ b/include/asm-generic/bitops/arch_hweight.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_BITOPS_ARCH_HWEIGHT_H_
#define _ASM_GENERIC_BITOPS_ARCH_HWEIGHT_H_
diff --git a/include/asm-generic/bitops/atomic.h b/include/asm-generic/bitops/atomic.h
index 49673510b484..04deffaf5f7d 100644
--- a/include/asm-generic/bitops/atomic.h
+++ b/include/asm-generic/bitops/atomic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_BITOPS_ATOMIC_H_
#define _ASM_GENERIC_BITOPS_ATOMIC_H_
diff --git a/include/asm-generic/bitops/builtin-__ffs.h b/include/asm-generic/bitops/builtin-__ffs.h
index 90041e3a41f0..87024da44d10 100644
--- a/include/asm-generic/bitops/builtin-__ffs.h
+++ b/include/asm-generic/bitops/builtin-__ffs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_BITOPS_BUILTIN___FFS_H_
#define _ASM_GENERIC_BITOPS_BUILTIN___FFS_H_
diff --git a/include/asm-generic/bitops/builtin-__fls.h b/include/asm-generic/bitops/builtin-__fls.h
index 0248f386635f..43a5aa9afbdb 100644
--- a/include/asm-generic/bitops/builtin-__fls.h
+++ b/include/asm-generic/bitops/builtin-__fls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_BITOPS_BUILTIN___FLS_H_
#define _ASM_GENERIC_BITOPS_BUILTIN___FLS_H_
diff --git a/include/asm-generic/bitops/builtin-ffs.h b/include/asm-generic/bitops/builtin-ffs.h
index 064825829e1c..458c85ebcd15 100644
--- a/include/asm-generic/bitops/builtin-ffs.h
+++ b/include/asm-generic/bitops/builtin-ffs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_BITOPS_BUILTIN_FFS_H_
#define _ASM_GENERIC_BITOPS_BUILTIN_FFS_H_
diff --git a/include/asm-generic/bitops/builtin-fls.h b/include/asm-generic/bitops/builtin-fls.h
index eda652d0ac7f..62daf940989d 100644
--- a/include/asm-generic/bitops/builtin-fls.h
+++ b/include/asm-generic/bitops/builtin-fls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_BITOPS_BUILTIN_FLS_H_
#define _ASM_GENERIC_BITOPS_BUILTIN_FLS_H_
diff --git a/include/asm-generic/bitops/const_hweight.h b/include/asm-generic/bitops/const_hweight.h
index 0a7e06623470..149faeeeeaf2 100644
--- a/include/asm-generic/bitops/const_hweight.h
+++ b/include/asm-generic/bitops/const_hweight.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_BITOPS_CONST_HWEIGHT_H_
#define _ASM_GENERIC_BITOPS_CONST_HWEIGHT_H_
diff --git a/include/asm-generic/bitops/ext2-atomic-setbit.h b/include/asm-generic/bitops/ext2-atomic-setbit.h
index 5a0997857b34..b041cbf0d899 100644
--- a/include/asm-generic/bitops/ext2-atomic-setbit.h
+++ b/include/asm-generic/bitops/ext2-atomic-setbit.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_BITOPS_EXT2_ATOMIC_SETBIT_H_
#define _ASM_GENERIC_BITOPS_EXT2_ATOMIC_SETBIT_H_
diff --git a/include/asm-generic/bitops/ext2-atomic.h b/include/asm-generic/bitops/ext2-atomic.h
index 87f0f109d7f1..0cfc3180b074 100644
--- a/include/asm-generic/bitops/ext2-atomic.h
+++ b/include/asm-generic/bitops/ext2-atomic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_BITOPS_EXT2_ATOMIC_H_
#define _ASM_GENERIC_BITOPS_EXT2_ATOMIC_H_
diff --git a/include/asm-generic/bitops/ffs.h b/include/asm-generic/bitops/ffs.h
index fbbb43af7dc0..e81868b2c0f0 100644
--- a/include/asm-generic/bitops/ffs.h
+++ b/include/asm-generic/bitops/ffs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_BITOPS_FFS_H_
#define _ASM_GENERIC_BITOPS_FFS_H_
diff --git a/include/asm-generic/bitops/ffz.h b/include/asm-generic/bitops/ffz.h
index 6744bd4cdf46..0d010085fdec 100644
--- a/include/asm-generic/bitops/ffz.h
+++ b/include/asm-generic/bitops/ffz.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_BITOPS_FFZ_H_
#define _ASM_GENERIC_BITOPS_FFZ_H_
diff --git a/include/asm-generic/bitops/find.h b/include/asm-generic/bitops/find.h
index 998d4d544f18..1ba611e16fa0 100644
--- a/include/asm-generic/bitops/find.h
+++ b/include/asm-generic/bitops/find.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_BITOPS_FIND_H_
#define _ASM_GENERIC_BITOPS_FIND_H_
diff --git a/include/asm-generic/bitops/fls.h b/include/asm-generic/bitops/fls.h
index 0576d1f42f43..753aecaab641 100644
--- a/include/asm-generic/bitops/fls.h
+++ b/include/asm-generic/bitops/fls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_BITOPS_FLS_H_
#define _ASM_GENERIC_BITOPS_FLS_H_
diff --git a/include/asm-generic/bitops/fls64.h b/include/asm-generic/bitops/fls64.h
index b097cf8444e3..866f2b2304ff 100644
--- a/include/asm-generic/bitops/fls64.h
+++ b/include/asm-generic/bitops/fls64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_BITOPS_FLS64_H_
#define _ASM_GENERIC_BITOPS_FLS64_H_
diff --git a/include/asm-generic/bitops/hweight.h b/include/asm-generic/bitops/hweight.h
index a94d6519c7ed..6bf1bba83589 100644
--- a/include/asm-generic/bitops/hweight.h
+++ b/include/asm-generic/bitops/hweight.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_BITOPS_HWEIGHT_H_
#define _ASM_GENERIC_BITOPS_HWEIGHT_H_
diff --git a/include/asm-generic/bitops/le.h b/include/asm-generic/bitops/le.h
index 61731543c00e..188d3eba3ace 100644
--- a/include/asm-generic/bitops/le.h
+++ b/include/asm-generic/bitops/le.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_BITOPS_LE_H_
#define _ASM_GENERIC_BITOPS_LE_H_
diff --git a/include/asm-generic/bitops/lock.h b/include/asm-generic/bitops/lock.h
index 8ef0ccbf8167..bc397573c43a 100644
--- a/include/asm-generic/bitops/lock.h
+++ b/include/asm-generic/bitops/lock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_BITOPS_LOCK_H_
#define _ASM_GENERIC_BITOPS_LOCK_H_
diff --git a/include/asm-generic/bitops/non-atomic.h b/include/asm-generic/bitops/non-atomic.h
index 697cc2b7e0f0..7e10c4b50c5d 100644
--- a/include/asm-generic/bitops/non-atomic.h
+++ b/include/asm-generic/bitops/non-atomic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_BITOPS_NON_ATOMIC_H_
#define _ASM_GENERIC_BITOPS_NON_ATOMIC_H_
diff --git a/include/asm-generic/bitops/sched.h b/include/asm-generic/bitops/sched.h
index 604fab7031a6..86470cfcef60 100644
--- a/include/asm-generic/bitops/sched.h
+++ b/include/asm-generic/bitops/sched.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_BITOPS_SCHED_H_
#define _ASM_GENERIC_BITOPS_SCHED_H_
diff --git a/include/asm-generic/bitsperlong.h b/include/asm-generic/bitsperlong.h
index d1d70aa19021..3905c1c93dc2 100644
--- a/include/asm-generic/bitsperlong.h
+++ b/include/asm-generic/bitsperlong.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_BITS_PER_LONG
#define __ASM_GENERIC_BITS_PER_LONG
diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h
index 87191357d303..af2cc94a61bf 100644
--- a/include/asm-generic/bug.h
+++ b/include/asm-generic/bug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_BUG_H
#define _ASM_GENERIC_BUG_H
diff --git a/include/asm-generic/bugs.h b/include/asm-generic/bugs.h
index 6c4f62ea714d..69021830f078 100644
--- a/include/asm-generic/bugs.h
+++ b/include/asm-generic/bugs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_BUGS_H
#define __ASM_GENERIC_BUGS_H
/*
diff --git a/include/asm-generic/cache.h b/include/asm-generic/cache.h
index 1bfcfe5c2237..60386e164246 100644
--- a/include/asm-generic/cache.h
+++ b/include/asm-generic/cache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_CACHE_H
#define __ASM_GENERIC_CACHE_H
/*
diff --git a/include/asm-generic/cacheflush.h b/include/asm-generic/cacheflush.h
index 87bc536ccde3..0dd47a6db2cf 100644
--- a/include/asm-generic/cacheflush.h
+++ b/include/asm-generic/cacheflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_CACHEFLUSH_H
#define __ASM_CACHEFLUSH_H
diff --git a/include/asm-generic/checksum.h b/include/asm-generic/checksum.h
index 3150cbd8eb21..34785c0f57b0 100644
--- a/include/asm-generic/checksum.h
+++ b/include/asm-generic/checksum.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_CHECKSUM_H
#define __ASM_GENERIC_CHECKSUM_H
diff --git a/include/asm-generic/cmpxchg-local.h b/include/asm-generic/cmpxchg-local.h
index 70bef78912b7..f17f14f84d09 100644
--- a/include/asm-generic/cmpxchg-local.h
+++ b/include/asm-generic/cmpxchg-local.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_CMPXCHG_LOCAL_H
#define __ASM_GENERIC_CMPXCHG_LOCAL_H
diff --git a/include/asm-generic/cmpxchg.h b/include/asm-generic/cmpxchg.h
index e5f9080e8e86..9a24510cd8c1 100644
--- a/include/asm-generic/cmpxchg.h
+++ b/include/asm-generic/cmpxchg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Generic UP xchg and cmpxchg using interrupt disablement. Does not
* support SMP.
diff --git a/include/asm-generic/current.h b/include/asm-generic/current.h
index 5e86f6ae7cab..3a2e224b9fa0 100644
--- a/include/asm-generic/current.h
+++ b/include/asm-generic/current.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_CURRENT_H
#define __ASM_GENERIC_CURRENT_H
diff --git a/include/asm-generic/delay.h b/include/asm-generic/delay.h
index 0f79054ce7cd..e448ac61430c 100644
--- a/include/asm-generic/delay.h
+++ b/include/asm-generic/delay.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_DELAY_H
#define __ASM_GENERIC_DELAY_H
diff --git a/include/asm-generic/div64.h b/include/asm-generic/div64.h
index 163f77999ea4..d2013064dc69 100644
--- a/include/asm-generic/div64.h
+++ b/include/asm-generic/div64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_DIV64_H
#define _ASM_GENERIC_DIV64_H
/*
diff --git a/include/asm-generic/dma-contiguous.h b/include/asm-generic/dma-contiguous.h
index 292c571750f0..f24b0f9a4f05 100644
--- a/include/asm-generic/dma-contiguous.h
+++ b/include/asm-generic/dma-contiguous.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_DMA_CONTIGUOUS_H
#define _ASM_GENERIC_DMA_CONTIGUOUS_H
diff --git a/include/asm-generic/dma.h b/include/asm-generic/dma.h
index 9dfc3a7f36d2..43d0c8af8058 100644
--- a/include/asm-generic/dma.h
+++ b/include/asm-generic/dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_DMA_H
#define __ASM_GENERIC_DMA_H
/*
diff --git a/include/asm-generic/early_ioremap.h b/include/asm-generic/early_ioremap.h
index 2edef8d7fa6b..9def22e6e2b3 100644
--- a/include/asm-generic/early_ioremap.h
+++ b/include/asm-generic/early_ioremap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_EARLY_IOREMAP_H_
#define _ASM_EARLY_IOREMAP_H_
diff --git a/include/asm-generic/emergency-restart.h b/include/asm-generic/emergency-restart.h
index 0d68a1eae985..445de38b795e 100644
--- a/include/asm-generic/emergency-restart.h
+++ b/include/asm-generic/emergency-restart.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_EMERGENCY_RESTART_H
#define _ASM_GENERIC_EMERGENCY_RESTART_H
diff --git a/include/asm-generic/extable.h b/include/asm-generic/extable.h
index ca14c6664027..f9618bd0723a 100644
--- a/include/asm-generic/extable.h
+++ b/include/asm-generic/extable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_EXTABLE_H
#define __ASM_GENERIC_EXTABLE_H
diff --git a/include/asm-generic/fb.h b/include/asm-generic/fb.h
index fe8ca7fcea00..f9f18101ed36 100644
--- a/include/asm-generic/fb.h
+++ b/include/asm-generic/fb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_FB_H_
#define __ASM_GENERIC_FB_H_
#include <linux/fb.h>
diff --git a/include/asm-generic/futex.h b/include/asm-generic/futex.h
index f0d8b1c51343..fcb61b4659b3 100644
--- a/include/asm-generic/futex.h
+++ b/include/asm-generic/futex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_FUTEX_H
#define _ASM_GENERIC_FUTEX_H
diff --git a/include/asm-generic/getorder.h b/include/asm-generic/getorder.h
index 65e4468ac53d..c64bea7a52be 100644
--- a/include/asm-generic/getorder.h
+++ b/include/asm-generic/getorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_GETORDER_H
#define __ASM_GENERIC_GETORDER_H
diff --git a/include/asm-generic/gpio.h b/include/asm-generic/gpio.h
index 8ca627dcea11..19eadac415c4 100644
--- a/include/asm-generic/gpio.h
+++ b/include/asm-generic/gpio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_GPIO_H
#define _ASM_GENERIC_GPIO_H
diff --git a/include/asm-generic/hardirq.h b/include/asm-generic/hardirq.h
index 04d0a977cd43..d14214dfc10b 100644
--- a/include/asm-generic/hardirq.h
+++ b/include/asm-generic/hardirq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_HARDIRQ_H
#define __ASM_GENERIC_HARDIRQ_H
diff --git a/include/asm-generic/hugetlb.h b/include/asm-generic/hugetlb.h
index 540354f94f83..9d0cde8ab716 100644
--- a/include/asm-generic/hugetlb.h
+++ b/include/asm-generic/hugetlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_HUGETLB_H
#define _ASM_GENERIC_HUGETLB_H
diff --git a/include/asm-generic/ide_iops.h b/include/asm-generic/ide_iops.h
index 1b91d0681914..81dfa3ee5e06 100644
--- a/include/asm-generic/ide_iops.h
+++ b/include/asm-generic/ide_iops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Generic I/O and MEMIO string operations. */
#define __ide_insw insw
diff --git a/include/asm-generic/int-ll64.h b/include/asm-generic/int-ll64.h
index 4cd84855cb46..ffb68d67be5f 100644
--- a/include/asm-generic/int-ll64.h
+++ b/include/asm-generic/int-ll64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* asm-generic/int-ll64.h
*
diff --git a/include/asm-generic/ioctl.h b/include/asm-generic/ioctl.h
index 297fb0d7cd6c..9fda9ed000cd 100644
--- a/include/asm-generic/ioctl.h
+++ b/include/asm-generic/ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_IOCTL_H
#define _ASM_GENERIC_IOCTL_H
diff --git a/include/asm-generic/iomap.h b/include/asm-generic/iomap.h
index 650fede33c25..5b63b94ef6b5 100644
--- a/include/asm-generic/iomap.h
+++ b/include/asm-generic/iomap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __GENERIC_IO_H
#define __GENERIC_IO_H
diff --git a/include/asm-generic/irq.h b/include/asm-generic/irq.h
index b90ec0bc485f..da21de991e84 100644
--- a/include/asm-generic/irq.h
+++ b/include/asm-generic/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_IRQ_H
#define __ASM_GENERIC_IRQ_H
diff --git a/include/asm-generic/irq_work.h b/include/asm-generic/irq_work.h
index a44f452c6590..d5dce06f74b8 100644
--- a/include/asm-generic/irq_work.h
+++ b/include/asm-generic/irq_work.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_IRQ_WORK_H
#define __ASM_IRQ_WORK_H
diff --git a/include/asm-generic/irqflags.h b/include/asm-generic/irqflags.h
index 1f40d0024cf3..19ccbf483a24 100644
--- a/include/asm-generic/irqflags.h
+++ b/include/asm-generic/irqflags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_IRQFLAGS_H
#define __ASM_GENERIC_IRQFLAGS_H
diff --git a/include/asm-generic/kdebug.h b/include/asm-generic/kdebug.h
index d1814497bcdb..2b10b31b02d0 100644
--- a/include/asm-generic/kdebug.h
+++ b/include/asm-generic/kdebug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_KDEBUG_H
#define _ASM_GENERIC_KDEBUG_H
diff --git a/include/asm-generic/kmap_types.h b/include/asm-generic/kmap_types.h
index 90f99c74dd38..9f95b7b63d19 100644
--- a/include/asm-generic/kmap_types.h
+++ b/include/asm-generic/kmap_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_KMAP_TYPES_H
#define _ASM_GENERIC_KMAP_TYPES_H
diff --git a/include/asm-generic/kprobes.h b/include/asm-generic/kprobes.h
index 57af9f21d148..4a982089c95c 100644
--- a/include/asm-generic/kprobes.h
+++ b/include/asm-generic/kprobes.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_KPROBES_H
#define _ASM_GENERIC_KPROBES_H
diff --git a/include/asm-generic/kvm_para.h b/include/asm-generic/kvm_para.h
index fa25becbdcaf..18c6abe81fbd 100644
--- a/include/asm-generic/kvm_para.h
+++ b/include/asm-generic/kvm_para.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_KVM_PARA_H
#define _ASM_GENERIC_KVM_PARA_H
diff --git a/include/asm-generic/local.h b/include/asm-generic/local.h
index 9ceb03b4f466..fca7f1d84818 100644
--- a/include/asm-generic/local.h
+++ b/include/asm-generic/local.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_LOCAL_H
#define _ASM_GENERIC_LOCAL_H
diff --git a/include/asm-generic/local64.h b/include/asm-generic/local64.h
index 5980002b8b7b..765be0b7d883 100644
--- a/include/asm-generic/local64.h
+++ b/include/asm-generic/local64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_LOCAL64_H
#define _ASM_GENERIC_LOCAL64_H
diff --git a/include/asm-generic/memory_model.h b/include/asm-generic/memory_model.h
index 5148150cc80b..7637fb46ba4f 100644
--- a/include/asm-generic/memory_model.h
+++ b/include/asm-generic/memory_model.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MEMORY_MODEL_H
#define __ASM_MEMORY_MODEL_H
diff --git a/include/asm-generic/mm_hooks.h b/include/asm-generic/mm_hooks.h
index 41e5b6784b97..ea189d88a3cc 100644
--- a/include/asm-generic/mm_hooks.h
+++ b/include/asm-generic/mm_hooks.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Define generic no-op hooks for arch_dup_mmap, arch_exit_mmap
* and arch_unmap to be included in asm-FOO/mmu_context.h for any
diff --git a/include/asm-generic/mmu.h b/include/asm-generic/mmu.h
index 0ed3f1cfb854..061838037542 100644
--- a/include/asm-generic/mmu.h
+++ b/include/asm-generic/mmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_MMU_H
#define __ASM_GENERIC_MMU_H
diff --git a/include/asm-generic/mmu_context.h b/include/asm-generic/mmu_context.h
index a7eec910ba6c..6be9106fb6fb 100644
--- a/include/asm-generic/mmu_context.h
+++ b/include/asm-generic/mmu_context.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_MMU_CONTEXT_H
#define __ASM_GENERIC_MMU_CONTEXT_H
diff --git a/include/asm-generic/module.h b/include/asm-generic/module.h
index 14dc41d185a7..98e1541b72b7 100644
--- a/include/asm-generic/module.h
+++ b/include/asm-generic/module.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_MODULE_H
#define __ASM_GENERIC_MODULE_H
diff --git a/include/asm-generic/msi.h b/include/asm-generic/msi.h
index 61c58d8878ce..e6795f088bdd 100644
--- a/include/asm-generic/msi.h
+++ b/include/asm-generic/msi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_MSI_H
#define __ASM_GENERIC_MSI_H
diff --git a/include/asm-generic/page.h b/include/asm-generic/page.h
index 67cfb7dbc284..27bf3377b0cb 100644
--- a/include/asm-generic/page.h
+++ b/include/asm-generic/page.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_PAGE_H
#define __ASM_GENERIC_PAGE_H
/*
diff --git a/include/asm-generic/param.h b/include/asm-generic/param.h
index 04e715bccceb..8d3009dd28ff 100644
--- a/include/asm-generic/param.h
+++ b/include/asm-generic/param.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_PARAM_H
#define __ASM_GENERIC_PARAM_H
diff --git a/include/asm-generic/parport.h b/include/asm-generic/parport.h
index 2c9f9d4336ca..483991d619a7 100644
--- a/include/asm-generic/parport.h
+++ b/include/asm-generic/parport.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_PARPORT_H
#define __ASM_GENERIC_PARPORT_H
diff --git a/include/asm-generic/pci.h b/include/asm-generic/pci.h
index f24bc519bf31..830d7659289b 100644
--- a/include/asm-generic/pci.h
+++ b/include/asm-generic/pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/asm-generic/pci.h
*
diff --git a/include/asm-generic/percpu.h b/include/asm-generic/percpu.h
index 976f8ac26665..1817a8415a5e 100644
--- a/include/asm-generic/percpu.h
+++ b/include/asm-generic/percpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_PERCPU_H_
#define _ASM_GENERIC_PERCPU_H_
diff --git a/include/asm-generic/pgalloc.h b/include/asm-generic/pgalloc.h
index 9e429d08b1f8..948714c1535a 100644
--- a/include/asm-generic/pgalloc.h
+++ b/include/asm-generic/pgalloc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_PGALLOC_H
#define __ASM_GENERIC_PGALLOC_H
/*
diff --git a/include/asm-generic/pgtable-nop4d-hack.h b/include/asm-generic/pgtable-nop4d-hack.h
index 752fb7511750..0c34215263b8 100644
--- a/include/asm-generic/pgtable-nop4d-hack.h
+++ b/include/asm-generic/pgtable-nop4d-hack.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PGTABLE_NOP4D_HACK_H
#define _PGTABLE_NOP4D_HACK_H
diff --git a/include/asm-generic/pgtable-nop4d.h b/include/asm-generic/pgtable-nop4d.h
index de364ecb8df6..8f22f55de17a 100644
--- a/include/asm-generic/pgtable-nop4d.h
+++ b/include/asm-generic/pgtable-nop4d.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PGTABLE_NOP4D_H
#define _PGTABLE_NOP4D_H
diff --git a/include/asm-generic/pgtable-nopmd.h b/include/asm-generic/pgtable-nopmd.h
index 725612b793ce..f35f6e8149e4 100644
--- a/include/asm-generic/pgtable-nopmd.h
+++ b/include/asm-generic/pgtable-nopmd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PGTABLE_NOPMD_H
#define _PGTABLE_NOPMD_H
diff --git a/include/asm-generic/pgtable-nopud.h b/include/asm-generic/pgtable-nopud.h
index c2b9b96d6268..e950b9c50f34 100644
--- a/include/asm-generic/pgtable-nopud.h
+++ b/include/asm-generic/pgtable-nopud.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PGTABLE_NOPUD_H
#define _PGTABLE_NOPUD_H
diff --git a/include/asm-generic/pgtable.h b/include/asm-generic/pgtable.h
index 8e0243036564..757dc6ffc7ba 100644
--- a/include/asm-generic/pgtable.h
+++ b/include/asm-generic/pgtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_PGTABLE_H
#define _ASM_GENERIC_PGTABLE_H
diff --git a/include/asm-generic/preempt.h b/include/asm-generic/preempt.h
index c1cde3577551..c3046c920063 100644
--- a/include/asm-generic/preempt.h
+++ b/include/asm-generic/preempt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_PREEMPT_H
#define __ASM_PREEMPT_H
diff --git a/include/asm-generic/qrwlock_types.h b/include/asm-generic/qrwlock_types.h
index 0abc6b6062fb..d93573eff162 100644
--- a/include/asm-generic/qrwlock_types.h
+++ b/include/asm-generic/qrwlock_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_QRWLOCK_TYPES_H
#define __ASM_GENERIC_QRWLOCK_TYPES_H
diff --git a/include/asm-generic/resource.h b/include/asm-generic/resource.h
index 5e752b959054..8874f681b056 100644
--- a/include/asm-generic/resource.h
+++ b/include/asm-generic/resource.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_RESOURCE_H
#define _ASM_GENERIC_RESOURCE_H
diff --git a/include/asm-generic/rwsem.h b/include/asm-generic/rwsem.h
index 6c6a2141f271..bdbe43bac230 100644
--- a/include/asm-generic/rwsem.h
+++ b/include/asm-generic/rwsem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_RWSEM_H
#define _ASM_GENERIC_RWSEM_H
diff --git a/include/asm-generic/sections.h b/include/asm-generic/sections.h
index e5da44eddd2f..6d9576931084 100644
--- a/include/asm-generic/sections.h
+++ b/include/asm-generic/sections.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_SECTIONS_H_
#define _ASM_GENERIC_SECTIONS_H_
diff --git a/include/asm-generic/serial.h b/include/asm-generic/serial.h
index 5e291090fe04..ca9f7b6be3f0 100644
--- a/include/asm-generic/serial.h
+++ b/include/asm-generic/serial.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_SERIAL_H
#define __ASM_GENERIC_SERIAL_H
diff --git a/include/asm-generic/set_memory.h b/include/asm-generic/set_memory.h
index 83e81f8996b2..c86abf6bc7ba 100644
--- a/include/asm-generic/set_memory.h
+++ b/include/asm-generic/set_memory.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SET_MEMORY_H
#define __ASM_SET_MEMORY_H
diff --git a/include/asm-generic/signal.h b/include/asm-generic/signal.h
index d840c90a157a..c53984fa9761 100644
--- a/include/asm-generic/signal.h
+++ b/include/asm-generic/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_SIGNAL_H
#define __ASM_GENERIC_SIGNAL_H
diff --git a/include/asm-generic/simd.h b/include/asm-generic/simd.h
index f57eb7b5c23b..d0343d58a74a 100644
--- a/include/asm-generic/simd.h
+++ b/include/asm-generic/simd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/hardirq.h>
diff --git a/include/asm-generic/spinlock.h b/include/asm-generic/spinlock.h
index 1547a03ac50f..adaf6acab172 100644
--- a/include/asm-generic/spinlock.h
+++ b/include/asm-generic/spinlock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_SPINLOCK_H
#define __ASM_GENERIC_SPINLOCK_H
/*
diff --git a/include/asm-generic/statfs.h b/include/asm-generic/statfs.h
index 4b934e9ec970..f88dcd8ed9dd 100644
--- a/include/asm-generic/statfs.h
+++ b/include/asm-generic/statfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _GENERIC_STATFS_H
#define _GENERIC_STATFS_H
diff --git a/include/asm-generic/syscalls.h b/include/asm-generic/syscalls.h
index 1f74be5113b2..933ca6581aba 100644
--- a/include/asm-generic/syscalls.h
+++ b/include/asm-generic/syscalls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_SYSCALLS_H
#define __ASM_GENERIC_SYSCALLS_H
diff --git a/include/asm-generic/termios-base.h b/include/asm-generic/termios-base.h
index 157bbf6f4510..59c5a3bd4a6e 100644
--- a/include/asm-generic/termios-base.h
+++ b/include/asm-generic/termios-base.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* termios.h: generic termios/termio user copying/translation
*/
diff --git a/include/asm-generic/termios.h b/include/asm-generic/termios.h
index 8c13a16b074e..b1398d0d4a1d 100644
--- a/include/asm-generic/termios.h
+++ b/include/asm-generic/termios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_TERMIOS_H
#define _ASM_GENERIC_TERMIOS_H
diff --git a/include/asm-generic/timex.h b/include/asm-generic/timex.h
index b2243cb8d6f6..50ba9b5ce983 100644
--- a/include/asm-generic/timex.h
+++ b/include/asm-generic/timex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_TIMEX_H
#define __ASM_GENERIC_TIMEX_H
diff --git a/include/asm-generic/tlbflush.h b/include/asm-generic/tlbflush.h
index d6d0a88430fe..dc2669289faf 100644
--- a/include/asm-generic/tlbflush.h
+++ b/include/asm-generic/tlbflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_TLBFLUSH_H
#define __ASM_GENERIC_TLBFLUSH_H
/*
diff --git a/include/asm-generic/trace_clock.h b/include/asm-generic/trace_clock.h
index 6726f1bafb5e..cbbca295931a 100644
--- a/include/asm-generic/trace_clock.h
+++ b/include/asm-generic/trace_clock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_TRACE_CLOCK_H
#define _ASM_GENERIC_TRACE_CLOCK_H
/*
diff --git a/include/asm-generic/uaccess.h b/include/asm-generic/uaccess.h
index 2e51f6e7b3c2..6b2e63df2739 100644
--- a/include/asm-generic/uaccess.h
+++ b/include/asm-generic/uaccess.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_UACCESS_H
#define __ASM_GENERIC_UACCESS_H
diff --git a/include/asm-generic/unaligned.h b/include/asm-generic/unaligned.h
index 1ac097279db1..374c940e9be1 100644
--- a/include/asm-generic/unaligned.h
+++ b/include/asm-generic/unaligned.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_UNALIGNED_H
#define __ASM_GENERIC_UNALIGNED_H
diff --git a/include/asm-generic/unistd.h b/include/asm-generic/unistd.h
index cccc86ecfeaa..cdf904265caf 100644
--- a/include/asm-generic/unistd.h
+++ b/include/asm-generic/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <uapi/asm-generic/unistd.h>
#include <linux/export.h>
diff --git a/include/asm-generic/vga.h b/include/asm-generic/vga.h
index 36c8ff52016b..adf91a783b5c 100644
--- a/include/asm-generic/vga.h
+++ b/include/asm-generic/vga.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Access to VGA videoram
*
diff --git a/include/asm-generic/word-at-a-time.h b/include/asm-generic/word-at-a-time.h
index 011dde083f23..20c93f08c993 100644
--- a/include/asm-generic/word-at-a-time.h
+++ b/include/asm-generic/word-at-a-time.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_WORD_AT_A_TIME_H
#define _ASM_WORD_AT_A_TIME_H
diff --git a/include/clocksource/timer-sp804.h b/include/clocksource/timer-sp804.h
index 7654d71243dd..a5b41f31a1c2 100644
--- a/include/clocksource/timer-sp804.h
+++ b/include/clocksource/timer-sp804.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CLKSOURCE_TIMER_SP804_H
#define __CLKSOURCE_TIMER_SP804_H
diff --git a/include/crypto/ablk_helper.h b/include/crypto/ablk_helper.h
index 4f93df50c23e..4e655c2a4e15 100644
--- a/include/crypto/ablk_helper.h
+++ b/include/crypto/ablk_helper.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Shared async block cipher helpers
*/
diff --git a/include/crypto/aes.h b/include/crypto/aes.h
index 7524ba3b6f3c..852eaa9cd4db 100644
--- a/include/crypto/aes.h
+++ b/include/crypto/aes.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Common values for AES algorithms
*/
diff --git a/include/crypto/blowfish.h b/include/crypto/blowfish.h
index 1450d4a27980..9b384670b356 100644
--- a/include/crypto/blowfish.h
+++ b/include/crypto/blowfish.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Common values for blowfish algorithms
*/
diff --git a/include/crypto/cast5.h b/include/crypto/cast5.h
index 14fbf39d6380..3d4ed4ea9c3b 100644
--- a/include/crypto/cast5.h
+++ b/include/crypto/cast5.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CRYPTO_CAST5_H
#define _CRYPTO_CAST5_H
diff --git a/include/crypto/cast6.h b/include/crypto/cast6.h
index 32b60eb8bd24..c71f6ef47f0f 100644
--- a/include/crypto/cast6.h
+++ b/include/crypto/cast6.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CRYPTO_CAST6_H
#define _CRYPTO_CAST6_H
diff --git a/include/crypto/cast_common.h b/include/crypto/cast_common.h
index b7df35cd9f0a..b90090244164 100644
--- a/include/crypto/cast_common.h
+++ b/include/crypto/cast_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CRYPTO_CAST_COMMON_H
#define _CRYPTO_CAST_COMMON_H
diff --git a/include/crypto/chacha20.h b/include/crypto/chacha20.h
index 445fc45f4b5b..caaa470389e0 100644
--- a/include/crypto/chacha20.h
+++ b/include/crypto/chacha20.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Common values for the ChaCha20 algorithm
*/
diff --git a/include/crypto/cryptd.h b/include/crypto/cryptd.h
index 94418cbf9013..1e64f354c2b8 100644
--- a/include/crypto/cryptd.h
+++ b/include/crypto/cryptd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Software async crypto daemon
*
diff --git a/include/crypto/crypto_wq.h b/include/crypto/crypto_wq.h
index a7d252daf91b..23114746ac08 100644
--- a/include/crypto/crypto_wq.h
+++ b/include/crypto/crypto_wq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef CRYPTO_WQ_H
#define CRYPTO_WQ_H
diff --git a/include/crypto/des.h b/include/crypto/des.h
index fc6274c6bb26..d4094d58ac54 100644
--- a/include/crypto/des.h
+++ b/include/crypto/des.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* DES & Triple DES EDE Cipher Algorithms.
*/
diff --git a/include/crypto/ghash.h b/include/crypto/ghash.h
index 2a61c9bbab8f..9136301062a5 100644
--- a/include/crypto/ghash.h
+++ b/include/crypto/ghash.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Common values for GHASH algorithms
*/
diff --git a/include/crypto/hmac.h b/include/crypto/hmac.h
index ef09f7938204..66774132a7b6 100644
--- a/include/crypto/hmac.h
+++ b/include/crypto/hmac.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CRYPTO_HMAC_H
#define _CRYPTO_HMAC_H
diff --git a/include/crypto/internal/simd.h b/include/crypto/internal/simd.h
index 429509968f68..32ceb6929885 100644
--- a/include/crypto/internal/simd.h
+++ b/include/crypto/internal/simd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Shared crypto simd helpers
*/
diff --git a/include/crypto/lrw.h b/include/crypto/lrw.h
index 25a2c8716375..a9d44c06d081 100644
--- a/include/crypto/lrw.h
+++ b/include/crypto/lrw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CRYPTO_LRW_H
#define _CRYPTO_LRW_H
diff --git a/include/crypto/mcryptd.h b/include/crypto/mcryptd.h
index 4a53c0d38cd2..cceafa01f907 100644
--- a/include/crypto/mcryptd.h
+++ b/include/crypto/mcryptd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Software async multibuffer crypto daemon headers
*
diff --git a/include/crypto/md5.h b/include/crypto/md5.h
index 327deac963c0..cf9e9dec3d21 100644
--- a/include/crypto/md5.h
+++ b/include/crypto/md5.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CRYPTO_MD5_H
#define _CRYPTO_MD5_H
diff --git a/include/crypto/null.h b/include/crypto/null.h
index 3f0c59fb0a61..5757c0a4b321 100644
--- a/include/crypto/null.h
+++ b/include/crypto/null.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Values for NULL algorithms */
#ifndef _CRYPTO_NULL_H
diff --git a/include/crypto/poly1305.h b/include/crypto/poly1305.h
index 894df59b74e4..c65567d01e8e 100644
--- a/include/crypto/poly1305.h
+++ b/include/crypto/poly1305.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Common values for the Poly1305 algorithm
*/
diff --git a/include/crypto/serpent.h b/include/crypto/serpent.h
index b7e0941eb6fc..7dd780c5d058 100644
--- a/include/crypto/serpent.h
+++ b/include/crypto/serpent.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Common values for serpent algorithms
*/
diff --git a/include/crypto/sha.h b/include/crypto/sha.h
index c94d3eb1cefd..0555b571dd34 100644
--- a/include/crypto/sha.h
+++ b/include/crypto/sha.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Common values for SHA algorithms
*/
diff --git a/include/crypto/sha3.h b/include/crypto/sha3.h
index f4c9f68f5ffe..b9d9bd553b48 100644
--- a/include/crypto/sha3.h
+++ b/include/crypto/sha3.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Common values for SHA-3 algorithms
*/
diff --git a/include/crypto/twofish.h b/include/crypto/twofish.h
index 095c901a8af3..2e2c09673d88 100644
--- a/include/crypto/twofish.h
+++ b/include/crypto/twofish.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CRYPTO_TWOFISH_H
#define _CRYPTO_TWOFISH_H
diff --git a/include/crypto/xts.h b/include/crypto/xts.h
index c0bde308b28a..322aab6e78a7 100644
--- a/include/crypto/xts.h
+++ b/include/crypto/xts.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CRYPTO_XTS_H
#define _CRYPTO_XTS_H
diff --git a/include/drm/ati_pcigart.h b/include/drm/ati_pcigart.h
index 5765648b5ef7..a728a1364e66 100644
--- a/include/drm/ati_pcigart.h
+++ b/include/drm/ati_pcigart.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DRM_ATI_PCIGART_H
#define DRM_ATI_PCIGART_H
diff --git a/include/drm/drm_agpsupport.h b/include/drm/drm_agpsupport.h
index b2d912670a7f..b05e462276d5 100644
--- a/include/drm/drm_agpsupport.h
+++ b/include/drm/drm_agpsupport.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DRM_AGPSUPPORT_H_
#define _DRM_AGPSUPPORT_H_
diff --git a/include/drm/drm_fb_cma_helper.h b/include/drm/drm_fb_cma_helper.h
index a323781afc3f..1df291d11710 100644
--- a/include/drm/drm_fb_cma_helper.h
+++ b/include/drm/drm_fb_cma_helper.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DRM_FB_CMA_HELPER_H__
#define __DRM_FB_CMA_HELPER_H__
diff --git a/include/drm/drm_gem_cma_helper.h b/include/drm/drm_gem_cma_helper.h
index 58a739bf15f1..520e3feb502c 100644
--- a/include/drm/drm_gem_cma_helper.h
+++ b/include/drm/drm_gem_cma_helper.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DRM_GEM_CMA_HELPER_H__
#define __DRM_GEM_CMA_HELPER_H__
diff --git a/include/drm/drm_of.h b/include/drm/drm_of.h
index 104dd517fdbe..4f835490d77a 100644
--- a/include/drm/drm_of.h
+++ b/include/drm/drm_of.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DRM_OF_H__
#define __DRM_OF_H__
diff --git a/include/drm/drm_os_linux.h b/include/drm/drm_os_linux.h
index 10122353b744..ee8d61b64f29 100644
--- a/include/drm/drm_os_linux.h
+++ b/include/drm/drm_os_linux.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/**
* \file drm_os_linux.h
* OS abstraction macros.
diff --git a/include/drm/drm_pciids.h b/include/drm/drm_pciids.h
index 8bc073d297db..683742826511 100644
--- a/include/drm/drm_pciids.h
+++ b/include/drm/drm_pciids.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define radeon_PCI_IDS \
{0x1002, 0x1304, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \
{0x1002, 0x1305, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \
diff --git a/include/drm/drm_sysfs.h b/include/drm/drm_sysfs.h
index 70c9a1074aca..4f311e836cdc 100644
--- a/include/drm/drm_sysfs.h
+++ b/include/drm/drm_sysfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DRM_SYSFS_H_
#define _DRM_SYSFS_H_
diff --git a/include/drm/i2c/tda998x.h b/include/drm/i2c/tda998x.h
index a25483090cd5..3cb25ccbe5e6 100644
--- a/include/drm/i2c/tda998x.h
+++ b/include/drm/i2c/tda998x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DRM_I2C_TDA998X_H__
#define __DRM_I2C_TDA998X_H__
diff --git a/include/drm/intel-gtt.h b/include/drm/intel-gtt.h
index b3bf717cfc45..c5db7975c640 100644
--- a/include/drm/intel-gtt.h
+++ b/include/drm/intel-gtt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Common header for intel-gtt.ko and i915.ko */
#ifndef _DRM_INTEL_GTT_H
diff --git a/include/dt-bindings/clock/berlin2.h b/include/dt-bindings/clock/berlin2.h
index 0c30800175df..b07b8efab075 100644
--- a/include/dt-bindings/clock/berlin2.h
+++ b/include/dt-bindings/clock/berlin2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Berlin2 BG2/BG2CD clock tree IDs
*/
diff --git a/include/dt-bindings/clock/berlin2q.h b/include/dt-bindings/clock/berlin2q.h
index 72eaf91c9ca6..44b4ac382850 100644
--- a/include/dt-bindings/clock/berlin2q.h
+++ b/include/dt-bindings/clock/berlin2q.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Berlin2 BG2Q clock tree IDs
*/
diff --git a/include/dt-bindings/clock/cortina,gemini-clock.h b/include/dt-bindings/clock/cortina,gemini-clock.h
index acf5cd550b0c..04c3404b2d33 100644
--- a/include/dt-bindings/clock/cortina,gemini-clock.h
+++ b/include/dt-bindings/clock/cortina,gemini-clock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DT_BINDINGS_CORTINA_GEMINI_CLOCK_H
#define DT_BINDINGS_CORTINA_GEMINI_CLOCK_H
diff --git a/include/dt-bindings/clock/efm32-cmu.h b/include/dt-bindings/clock/efm32-cmu.h
index b21b91e736af..4b48d15fe194 100644
--- a/include/dt-bindings/clock/efm32-cmu.h
+++ b/include/dt-bindings/clock/efm32-cmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DT_BINDINGS_CLOCK_EFM32_CMU_H
#define __DT_BINDINGS_CLOCK_EFM32_CMU_H
diff --git a/include/dt-bindings/clock/exynos-audss-clk.h b/include/dt-bindings/clock/exynos-audss-clk.h
index 0ae6f5a75d2a..eee9fcc6e6af 100644
--- a/include/dt-bindings/clock/exynos-audss-clk.h
+++ b/include/dt-bindings/clock/exynos-audss-clk.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for Samsung audio subsystem
* clock controller.
diff --git a/include/dt-bindings/clock/gxbb-clkc.h b/include/dt-bindings/clock/gxbb-clkc.h
index c04a76d8facf..8c92528aa48a 100644
--- a/include/dt-bindings/clock/gxbb-clkc.h
+++ b/include/dt-bindings/clock/gxbb-clkc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* GXBB clock tree IDs
*/
diff --git a/include/dt-bindings/clock/jz4740-cgu.h b/include/dt-bindings/clock/jz4740-cgu.h
index 43153d3e9bd2..6ed83f926ae7 100644
--- a/include/dt-bindings/clock/jz4740-cgu.h
+++ b/include/dt-bindings/clock/jz4740-cgu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides clock numbers for the ingenic,jz4740-cgu DT binding.
*
diff --git a/include/dt-bindings/clock/jz4780-cgu.h b/include/dt-bindings/clock/jz4780-cgu.h
index 467165e3cfee..1859ce53ee38 100644
--- a/include/dt-bindings/clock/jz4780-cgu.h
+++ b/include/dt-bindings/clock/jz4780-cgu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides clock numbers for the ingenic,jz4780-cgu DT binding.
*
diff --git a/include/dt-bindings/clock/marvell,mmp2.h b/include/dt-bindings/clock/marvell,mmp2.h
index 7a510384a82a..228a5e234af0 100644
--- a/include/dt-bindings/clock/marvell,mmp2.h
+++ b/include/dt-bindings/clock/marvell,mmp2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DTS_MARVELL_MMP2_CLOCK_H
#define __DTS_MARVELL_MMP2_CLOCK_H
diff --git a/include/dt-bindings/clock/marvell,pxa168.h b/include/dt-bindings/clock/marvell,pxa168.h
index 3e45bdfe1aa4..caf90436b848 100644
--- a/include/dt-bindings/clock/marvell,pxa168.h
+++ b/include/dt-bindings/clock/marvell,pxa168.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DTS_MARVELL_PXA168_CLOCK_H
#define __DTS_MARVELL_PXA168_CLOCK_H
diff --git a/include/dt-bindings/clock/marvell,pxa1928.h b/include/dt-bindings/clock/marvell,pxa1928.h
index d4f2e18919ff..5dca4820297f 100644
--- a/include/dt-bindings/clock/marvell,pxa1928.h
+++ b/include/dt-bindings/clock/marvell,pxa1928.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DTS_MARVELL_PXA1928_CLOCK_H
#define __DTS_MARVELL_PXA1928_CLOCK_H
diff --git a/include/dt-bindings/clock/marvell,pxa910.h b/include/dt-bindings/clock/marvell,pxa910.h
index 135082a0b62f..7bf46238946e 100644
--- a/include/dt-bindings/clock/marvell,pxa910.h
+++ b/include/dt-bindings/clock/marvell,pxa910.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DTS_MARVELL_PXA910_CLOCK_H
#define __DTS_MARVELL_PXA910_CLOCK_H
diff --git a/include/dt-bindings/clock/meson8b-clkc.h b/include/dt-bindings/clock/meson8b-clkc.h
index a9c0306330b6..dea9d46d4fa7 100644
--- a/include/dt-bindings/clock/meson8b-clkc.h
+++ b/include/dt-bindings/clock/meson8b-clkc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Meson8b clock tree IDs
*/
diff --git a/include/dt-bindings/clock/mpc512x-clock.h b/include/dt-bindings/clock/mpc512x-clock.h
index 4f94919327ce..13c316bf2796 100644
--- a/include/dt-bindings/clock/mpc512x-clock.h
+++ b/include/dt-bindings/clock/mpc512x-clock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for MPC512x clock specs in DT bindings.
*/
diff --git a/include/dt-bindings/clock/rockchip,rk808.h b/include/dt-bindings/clock/rockchip,rk808.h
index 1a873432f965..75dabfc6adc1 100644
--- a/include/dt-bindings/clock/rockchip,rk808.h
+++ b/include/dt-bindings/clock/rockchip,rk808.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants clk index RK808 pmic clkout
*/
diff --git a/include/dt-bindings/clock/ste-ab8500.h b/include/dt-bindings/clock/ste-ab8500.h
index 6731f1f00a84..fb42dd0cab5f 100644
--- a/include/dt-bindings/clock/ste-ab8500.h
+++ b/include/dt-bindings/clock/ste-ab8500.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __STE_CLK_AB8500_H__
#define __STE_CLK_AB8500_H__
diff --git a/include/dt-bindings/clock/stih407-clks.h b/include/dt-bindings/clock/stih407-clks.h
index 082edd9badfa..f0936c133772 100644
--- a/include/dt-bindings/clock/stih407-clks.h
+++ b/include/dt-bindings/clock/stih407-clks.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants clk index STMicroelectronics
* STiH407 SoC.
diff --git a/include/dt-bindings/clock/stih410-clks.h b/include/dt-bindings/clock/stih410-clks.h
index 2097a4bbe155..90cbe6154c39 100644
--- a/include/dt-bindings/clock/stih410-clks.h
+++ b/include/dt-bindings/clock/stih410-clks.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants clk index STMicroelectronics
* STiH410 SoC.
diff --git a/include/dt-bindings/clock/stih416-clks.h b/include/dt-bindings/clock/stih416-clks.h
index f9bdbd13568d..74302278024e 100644
--- a/include/dt-bindings/clock/stih416-clks.h
+++ b/include/dt-bindings/clock/stih416-clks.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants clk index STMicroelectronics
* STiH416 SoC.
diff --git a/include/dt-bindings/clock/stih418-clks.h b/include/dt-bindings/clock/stih418-clks.h
index b62aa0b20217..0e7fba0c52b3 100644
--- a/include/dt-bindings/clock/stih418-clks.h
+++ b/include/dt-bindings/clock/stih418-clks.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants clk index STMicroelectronics
* STiH418 SoC.
diff --git a/include/dt-bindings/clock/tegra114-car.h b/include/dt-bindings/clock/tegra114-car.h
index ed5ca218c857..bb5c2c999c05 100644
--- a/include/dt-bindings/clock/tegra114-car.h
+++ b/include/dt-bindings/clock/tegra114-car.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for binding nvidia,tegra114-car.
*
diff --git a/include/dt-bindings/clock/tegra124-car-common.h b/include/dt-bindings/clock/tegra124-car-common.h
index 9352c7e2ce0b..4331f1df6ebe 100644
--- a/include/dt-bindings/clock/tegra124-car-common.h
+++ b/include/dt-bindings/clock/tegra124-car-common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for binding nvidia,tegra124-car or
* nvidia,tegra132-car.
diff --git a/include/dt-bindings/clock/tegra124-car.h b/include/dt-bindings/clock/tegra124-car.h
index 2860737f0443..c520ee231950 100644
--- a/include/dt-bindings/clock/tegra124-car.h
+++ b/include/dt-bindings/clock/tegra124-car.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides Tegra124-specific constants for binding
* nvidia,tegra124-car.
diff --git a/include/dt-bindings/clock/tegra186-clock.h b/include/dt-bindings/clock/tegra186-clock.h
index f73d32098f99..d6b525f4566f 100644
--- a/include/dt-bindings/clock/tegra186-clock.h
+++ b/include/dt-bindings/clock/tegra186-clock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/** @file */
#ifndef _MACH_T186_CLK_T186_H
diff --git a/include/dt-bindings/clock/tegra20-car.h b/include/dt-bindings/clock/tegra20-car.h
index 04500b243a4d..b21a0eb32921 100644
--- a/include/dt-bindings/clock/tegra20-car.h
+++ b/include/dt-bindings/clock/tegra20-car.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for binding nvidia,tegra20-car.
*
diff --git a/include/dt-bindings/clock/tegra210-car.h b/include/dt-bindings/clock/tegra210-car.h
index 46689cd3750b..a9dc1457cb00 100644
--- a/include/dt-bindings/clock/tegra210-car.h
+++ b/include/dt-bindings/clock/tegra210-car.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for binding nvidia,tegra210-car.
*
diff --git a/include/dt-bindings/clock/tegra30-car.h b/include/dt-bindings/clock/tegra30-car.h
index 7213354b9652..3c90f1535551 100644
--- a/include/dt-bindings/clock/tegra30-car.h
+++ b/include/dt-bindings/clock/tegra30-car.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for binding nvidia,tegra30-car.
*
diff --git a/include/dt-bindings/display/tda998x.h b/include/dt-bindings/display/tda998x.h
index 34757a3847ef..746831ff396c 100644
--- a/include/dt-bindings/display/tda998x.h
+++ b/include/dt-bindings/display/tda998x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DT_BINDINGS_TDA998X_H
#define _DT_BINDINGS_TDA998X_H
diff --git a/include/dt-bindings/gpio/gpio.h b/include/dt-bindings/gpio/gpio.h
index c5074584561d..32dd58a3d13c 100644
--- a/include/dt-bindings/gpio/gpio.h
+++ b/include/dt-bindings/gpio/gpio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for most GPIO bindings.
*
diff --git a/include/dt-bindings/gpio/tegra-gpio.h b/include/dt-bindings/gpio/tegra-gpio.h
index a1c09e88e80b..7625dbc577c2 100644
--- a/include/dt-bindings/gpio/tegra-gpio.h
+++ b/include/dt-bindings/gpio/tegra-gpio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for binding nvidia,tegra*-gpio.
*
diff --git a/include/dt-bindings/gpio/tegra186-gpio.h b/include/dt-bindings/gpio/tegra186-gpio.h
index 38001c7023f1..463ad398fe3e 100644
--- a/include/dt-bindings/gpio/tegra186-gpio.h
+++ b/include/dt-bindings/gpio/tegra186-gpio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for binding nvidia,tegra186-gpio*.
*
diff --git a/include/dt-bindings/iio/adc/fsl-imx25-gcq.h b/include/dt-bindings/iio/adc/fsl-imx25-gcq.h
index 87abdd4a7674..08ef4d298b94 100644
--- a/include/dt-bindings/iio/adc/fsl-imx25-gcq.h
+++ b/include/dt-bindings/iio/adc/fsl-imx25-gcq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for configuring the I.MX25 ADC
*/
diff --git a/include/dt-bindings/iio/adi,ad5592r.h b/include/dt-bindings/iio/adi,ad5592r.h
index c48aca1dcade..9f8c7b808cd1 100644
--- a/include/dt-bindings/iio/adi,ad5592r.h
+++ b/include/dt-bindings/iio/adi,ad5592r.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DT_BINDINGS_ADI_AD5592R_H
#define _DT_BINDINGS_ADI_AD5592R_H
diff --git a/include/dt-bindings/input/input.h b/include/dt-bindings/input/input.h
index a21413324a3f..bcf0ae100f21 100644
--- a/include/dt-bindings/input/input.h
+++ b/include/dt-bindings/input/input.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for most input bindings.
*
diff --git a/include/dt-bindings/interrupt-controller/arm-gic.h b/include/dt-bindings/interrupt-controller/arm-gic.h
index d4110d5caa3e..0c85f65c81c7 100644
--- a/include/dt-bindings/interrupt-controller/arm-gic.h
+++ b/include/dt-bindings/interrupt-controller/arm-gic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for the ARM GIC.
*/
diff --git a/include/dt-bindings/interrupt-controller/irq.h b/include/dt-bindings/interrupt-controller/irq.h
index 33a1003c55aa..a8b310555f14 100644
--- a/include/dt-bindings/interrupt-controller/irq.h
+++ b/include/dt-bindings/interrupt-controller/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for most IRQ bindings.
*
diff --git a/include/dt-bindings/interrupt-controller/mips-gic.h b/include/dt-bindings/interrupt-controller/mips-gic.h
index cf35a577e371..bd45cee0c3f0 100644
--- a/include/dt-bindings/interrupt-controller/mips-gic.h
+++ b/include/dt-bindings/interrupt-controller/mips-gic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DT_BINDINGS_INTERRUPT_CONTROLLER_MIPS_GIC_H
#define _DT_BINDINGS_INTERRUPT_CONTROLLER_MIPS_GIC_H
diff --git a/include/dt-bindings/interrupt-controller/mvebu-icu.h b/include/dt-bindings/interrupt-controller/mvebu-icu.h
index 8249558545c7..bb5217c64206 100644
--- a/include/dt-bindings/interrupt-controller/mvebu-icu.h
+++ b/include/dt-bindings/interrupt-controller/mvebu-icu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for the MVEBU ICU driver.
*/
diff --git a/include/dt-bindings/leds/common.h b/include/dt-bindings/leds/common.h
index 7958bec7de8c..e171d0a6beb2 100644
--- a/include/dt-bindings/leds/common.h
+++ b/include/dt-bindings/leds/common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides macros for the common LEDs device tree bindings.
*
diff --git a/include/dt-bindings/leds/leds-ns2.h b/include/dt-bindings/leds/leds-ns2.h
index 491c5f974a92..fd615749e703 100644
--- a/include/dt-bindings/leds/leds-ns2.h
+++ b/include/dt-bindings/leds/leds-ns2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DT_BINDINGS_LEDS_NS2_H
#define _DT_BINDINGS_LEDS_NS2_H
diff --git a/include/dt-bindings/mailbox/tegra186-hsp.h b/include/dt-bindings/mailbox/tegra186-hsp.h
index f5d66e5f5f10..bcab5b7ca785 100644
--- a/include/dt-bindings/mailbox/tegra186-hsp.h
+++ b/include/dt-bindings/mailbox/tegra186-hsp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for binding nvidia,tegra186-hsp.
*/
diff --git a/include/dt-bindings/media/c8sectpfe.h b/include/dt-bindings/media/c8sectpfe.h
index a0b5c7be683c..6b1fb6f5413b 100644
--- a/include/dt-bindings/media/c8sectpfe.h
+++ b/include/dt-bindings/media/c8sectpfe.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DT_C8SECTPFE_H
#define __DT_C8SECTPFE_H
diff --git a/include/dt-bindings/memory/tegra114-mc.h b/include/dt-bindings/memory/tegra114-mc.h
index 8f48985a3139..27c8386987ff 100644
--- a/include/dt-bindings/memory/tegra114-mc.h
+++ b/include/dt-bindings/memory/tegra114-mc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DT_BINDINGS_MEMORY_TEGRA114_MC_H
#define DT_BINDINGS_MEMORY_TEGRA114_MC_H
diff --git a/include/dt-bindings/memory/tegra124-mc.h b/include/dt-bindings/memory/tegra124-mc.h
index 7d8ee798f34e..f534d7c06019 100644
--- a/include/dt-bindings/memory/tegra124-mc.h
+++ b/include/dt-bindings/memory/tegra124-mc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DT_BINDINGS_MEMORY_TEGRA124_MC_H
#define DT_BINDINGS_MEMORY_TEGRA124_MC_H
diff --git a/include/dt-bindings/memory/tegra210-mc.h b/include/dt-bindings/memory/tegra210-mc.h
index d1731bc14dbc..4490f7cf4772 100644
--- a/include/dt-bindings/memory/tegra210-mc.h
+++ b/include/dt-bindings/memory/tegra210-mc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DT_BINDINGS_MEMORY_TEGRA210_MC_H
#define DT_BINDINGS_MEMORY_TEGRA210_MC_H
diff --git a/include/dt-bindings/memory/tegra30-mc.h b/include/dt-bindings/memory/tegra30-mc.h
index 502beb03d777..3cac81919023 100644
--- a/include/dt-bindings/memory/tegra30-mc.h
+++ b/include/dt-bindings/memory/tegra30-mc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DT_BINDINGS_MEMORY_TEGRA30_MC_H
#define DT_BINDINGS_MEMORY_TEGRA30_MC_H
diff --git a/include/dt-bindings/mfd/as3722.h b/include/dt-bindings/mfd/as3722.h
index e66c0898c58e..9ef0cba90407 100644
--- a/include/dt-bindings/mfd/as3722.h
+++ b/include/dt-bindings/mfd/as3722.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides macros for ams AS3722 device bindings.
*
diff --git a/include/dt-bindings/mfd/dbx500-prcmu.h b/include/dt-bindings/mfd/dbx500-prcmu.h
index 552a2d174f01..0404bcc47dd4 100644
--- a/include/dt-bindings/mfd/dbx500-prcmu.h
+++ b/include/dt-bindings/mfd/dbx500-prcmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for the PRCMU bindings.
*
diff --git a/include/dt-bindings/mfd/max77620.h b/include/dt-bindings/mfd/max77620.h
index b911a0720ccd..1e19c5f908d7 100644
--- a/include/dt-bindings/mfd/max77620.h
+++ b/include/dt-bindings/mfd/max77620.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides macros for MAXIM MAX77620 device bindings.
*
diff --git a/include/dt-bindings/mfd/palmas.h b/include/dt-bindings/mfd/palmas.h
index cdb075aae4e1..c4f1d57ff4ff 100644
--- a/include/dt-bindings/mfd/palmas.h
+++ b/include/dt-bindings/mfd/palmas.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides macros for Palmas device bindings.
*
diff --git a/include/dt-bindings/mfd/qcom-rpm.h b/include/dt-bindings/mfd/qcom-rpm.h
index 54aef5e21763..c9204c4df520 100644
--- a/include/dt-bindings/mfd/qcom-rpm.h
+++ b/include/dt-bindings/mfd/qcom-rpm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for the Qualcomm RPM bindings.
*/
diff --git a/include/dt-bindings/mfd/st-lpc.h b/include/dt-bindings/mfd/st-lpc.h
index d05894afa7e7..88a7f56843bc 100644
--- a/include/dt-bindings/mfd/st-lpc.h
+++ b/include/dt-bindings/mfd/st-lpc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides shared DT/Driver defines for ST's LPC device
*
diff --git a/include/dt-bindings/mfd/stm32f4-rcc.h b/include/dt-bindings/mfd/stm32f4-rcc.h
index 082a81c94298..309e8c79f27b 100644
--- a/include/dt-bindings/mfd/stm32f4-rcc.h
+++ b/include/dt-bindings/mfd/stm32f4-rcc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for the STM32F4 RCC IP
*/
diff --git a/include/dt-bindings/mfd/stm32f7-rcc.h b/include/dt-bindings/mfd/stm32f7-rcc.h
index e36cc69959c7..8b7b7197ffd7 100644
--- a/include/dt-bindings/mfd/stm32f7-rcc.h
+++ b/include/dt-bindings/mfd/stm32f7-rcc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for the STM32F7 RCC IP
*/
diff --git a/include/dt-bindings/mux/mux.h b/include/dt-bindings/mux/mux.h
index c8e855c4a609..042719218dbf 100644
--- a/include/dt-bindings/mux/mux.h
+++ b/include/dt-bindings/mux/mux.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for most Multiplexer bindings.
*
diff --git a/include/dt-bindings/pinctrl/am33xx.h b/include/dt-bindings/pinctrl/am33xx.h
index 226f77246a70..7d947a597220 100644
--- a/include/dt-bindings/pinctrl/am33xx.h
+++ b/include/dt-bindings/pinctrl/am33xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants specific to AM33XX pinctrl bindings.
*/
diff --git a/include/dt-bindings/pinctrl/am43xx.h b/include/dt-bindings/pinctrl/am43xx.h
index 344bd1eb3386..46789157660b 100644
--- a/include/dt-bindings/pinctrl/am43xx.h
+++ b/include/dt-bindings/pinctrl/am43xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants specific to AM43XX pinctrl bindings.
*/
diff --git a/include/dt-bindings/pinctrl/dm814x.h b/include/dt-bindings/pinctrl/dm814x.h
index 0f484273da0d..afbabbc4ddbb 100644
--- a/include/dt-bindings/pinctrl/dm814x.h
+++ b/include/dt-bindings/pinctrl/dm814x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants specific to DM814X pinctrl bindings.
*/
diff --git a/include/dt-bindings/pinctrl/mt6397-pinfunc.h b/include/dt-bindings/pinctrl/mt6397-pinfunc.h
index 85739b308c2f..f393fbd68905 100644
--- a/include/dt-bindings/pinctrl/mt6397-pinfunc.h
+++ b/include/dt-bindings/pinctrl/mt6397-pinfunc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DTS_MT6397_PINFUNC_H
#define __DTS_MT6397_PINFUNC_H
diff --git a/include/dt-bindings/pinctrl/mt7623-pinfunc.h b/include/dt-bindings/pinctrl/mt7623-pinfunc.h
index 436a87be864a..2d6a7b1d7be2 100644
--- a/include/dt-bindings/pinctrl/mt7623-pinfunc.h
+++ b/include/dt-bindings/pinctrl/mt7623-pinfunc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DTS_MT7623_PINFUNC_H
#define __DTS_MT7623_PINFUNC_H
diff --git a/include/dt-bindings/pinctrl/omap.h b/include/dt-bindings/pinctrl/omap.h
index fbd6f7202476..49b5dea2b388 100644
--- a/include/dt-bindings/pinctrl/omap.h
+++ b/include/dt-bindings/pinctrl/omap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for OMAP pinctrl bindings.
*
diff --git a/include/dt-bindings/pinctrl/pinctrl-tegra-xusb.h b/include/dt-bindings/pinctrl/pinctrl-tegra-xusb.h
index 914d56da9324..ac63c399b4b6 100644
--- a/include/dt-bindings/pinctrl/pinctrl-tegra-xusb.h
+++ b/include/dt-bindings/pinctrl/pinctrl-tegra-xusb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DT_BINDINGS_PINCTRL_TEGRA_XUSB_H
#define _DT_BINDINGS_PINCTRL_TEGRA_XUSB_H 1
diff --git a/include/dt-bindings/pinctrl/qcom,pmic-gpio.h b/include/dt-bindings/pinctrl/qcom,pmic-gpio.h
index b8ff8824e21b..e5df5ce45a0f 100644
--- a/include/dt-bindings/pinctrl/qcom,pmic-gpio.h
+++ b/include/dt-bindings/pinctrl/qcom,pmic-gpio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for the Qualcomm PMIC GPIO binding.
*/
diff --git a/include/dt-bindings/pinctrl/qcom,pmic-mpp.h b/include/dt-bindings/pinctrl/qcom,pmic-mpp.h
index 2e360d8f7801..32e66ee7e830 100644
--- a/include/dt-bindings/pinctrl/qcom,pmic-mpp.h
+++ b/include/dt-bindings/pinctrl/qcom,pmic-mpp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for the Qualcomm PMIC's
* Multi-Purpose Pin binding.
diff --git a/include/dt-bindings/pinctrl/r7s72100-pinctrl.h b/include/dt-bindings/pinctrl/r7s72100-pinctrl.h
index 6b609fe10910..cdb950246880 100644
--- a/include/dt-bindings/pinctrl/r7s72100-pinctrl.h
+++ b/include/dt-bindings/pinctrl/r7s72100-pinctrl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Defines macros and constants for Renesas RZ/A1 pin controller pin
* muxing functions.
diff --git a/include/dt-bindings/pinctrl/stm32f429-pinfunc.h b/include/dt-bindings/pinctrl/stm32f429-pinfunc.h
index 26f18798d949..9a5a028f0d00 100644
--- a/include/dt-bindings/pinctrl/stm32f429-pinfunc.h
+++ b/include/dt-bindings/pinctrl/stm32f429-pinfunc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DT_BINDINGS_STM32F429_PINFUNC_H
#define _DT_BINDINGS_STM32F429_PINFUNC_H
diff --git a/include/dt-bindings/pinctrl/stm32f746-pinfunc.h b/include/dt-bindings/pinctrl/stm32f746-pinfunc.h
index 6348c6a830e9..4c28f8f41621 100644
--- a/include/dt-bindings/pinctrl/stm32f746-pinfunc.h
+++ b/include/dt-bindings/pinctrl/stm32f746-pinfunc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DT_BINDINGS_STM32F746_PINFUNC_H
#define _DT_BINDINGS_STM32F746_PINFUNC_H
diff --git a/include/dt-bindings/pinctrl/stm32h7-pinfunc.h b/include/dt-bindings/pinctrl/stm32h7-pinfunc.h
index cb673b5e8e1e..06d99a8ddbc6 100644
--- a/include/dt-bindings/pinctrl/stm32h7-pinfunc.h
+++ b/include/dt-bindings/pinctrl/stm32h7-pinfunc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DT_BINDINGS_STM32H7_PINFUNC_H
#define _DT_BINDINGS_STM32H7_PINFUNC_H
diff --git a/include/dt-bindings/power/mt8173-power.h b/include/dt-bindings/power/mt8173-power.h
index b34cee95aa89..15d531aa6e78 100644
--- a/include/dt-bindings/power/mt8173-power.h
+++ b/include/dt-bindings/power/mt8173-power.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DT_BINDINGS_POWER_MT8183_POWER_H
#define _DT_BINDINGS_POWER_MT8183_POWER_H
diff --git a/include/dt-bindings/power/rk3288-power.h b/include/dt-bindings/power/rk3288-power.h
index b8b1045f3daa..f710b56ccd81 100644
--- a/include/dt-bindings/power/rk3288-power.h
+++ b/include/dt-bindings/power/rk3288-power.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DT_BINDINGS_POWER_RK3288_POWER_H__
#define __DT_BINDINGS_POWER_RK3288_POWER_H__
diff --git a/include/dt-bindings/power/rk3328-power.h b/include/dt-bindings/power/rk3328-power.h
index 10c3c3715334..02e3d7fc1cce 100644
--- a/include/dt-bindings/power/rk3328-power.h
+++ b/include/dt-bindings/power/rk3328-power.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DT_BINDINGS_POWER_RK3328_POWER_H__
#define __DT_BINDINGS_POWER_RK3328_POWER_H__
diff --git a/include/dt-bindings/power/rk3368-power.h b/include/dt-bindings/power/rk3368-power.h
index 93633d57ed84..5e602dbd64ec 100644
--- a/include/dt-bindings/power/rk3368-power.h
+++ b/include/dt-bindings/power/rk3368-power.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DT_BINDINGS_POWER_RK3368_POWER_H__
#define __DT_BINDINGS_POWER_RK3368_POWER_H__
diff --git a/include/dt-bindings/power/rk3399-power.h b/include/dt-bindings/power/rk3399-power.h
index 168b3bfbd6f5..aedd8b180fe4 100644
--- a/include/dt-bindings/power/rk3399-power.h
+++ b/include/dt-bindings/power/rk3399-power.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DT_BINDINGS_POWER_RK3399_POWER_H__
#define __DT_BINDINGS_POWER_RK3399_POWER_H__
diff --git a/include/dt-bindings/pwm/pwm.h b/include/dt-bindings/pwm/pwm.h
index 96f49e82253e..ab9a077e3c7d 100644
--- a/include/dt-bindings/pwm/pwm.h
+++ b/include/dt-bindings/pwm/pwm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for most PWM bindings.
*
diff --git a/include/dt-bindings/reset/cortina,gemini-reset.h b/include/dt-bindings/reset/cortina,gemini-reset.h
index 0b886aee65e3..f48aff23847a 100644
--- a/include/dt-bindings/reset/cortina,gemini-reset.h
+++ b/include/dt-bindings/reset/cortina,gemini-reset.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DT_BINDINGS_RESET_CORTINA_GEMINI_H
#define _DT_BINDINGS_RESET_CORTINA_GEMINI_H
diff --git a/include/dt-bindings/reset/hisi,hi6220-resets.h b/include/dt-bindings/reset/hisi,hi6220-resets.h
index 322ec5335b65..e7c362a81a97 100644
--- a/include/dt-bindings/reset/hisi,hi6220-resets.h
+++ b/include/dt-bindings/reset/hisi,hi6220-resets.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/**
* This header provides index for the reset controller
* based on hi6220 SoC.
diff --git a/include/dt-bindings/reset/pistachio-resets.h b/include/dt-bindings/reset/pistachio-resets.h
index 60a189b1faef..5bb4dd0d6377 100644
--- a/include/dt-bindings/reset/pistachio-resets.h
+++ b/include/dt-bindings/reset/pistachio-resets.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for the reset controller
* present in the Pistachio SoC
diff --git a/include/dt-bindings/reset/stih407-resets.h b/include/dt-bindings/reset/stih407-resets.h
index 4ab3a1c94958..f2a2c4f7f06a 100644
--- a/include/dt-bindings/reset/stih407-resets.h
+++ b/include/dt-bindings/reset/stih407-resets.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for the reset controller
* based peripheral powerdown requests on the STMicroelectronics
diff --git a/include/dt-bindings/reset/stih415-resets.h b/include/dt-bindings/reset/stih415-resets.h
index c2329fe29cf6..96f7831a1db0 100644
--- a/include/dt-bindings/reset/stih415-resets.h
+++ b/include/dt-bindings/reset/stih415-resets.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for the reset controller
* based peripheral powerdown requests on the STMicroelectronics
diff --git a/include/dt-bindings/reset/stih416-resets.h b/include/dt-bindings/reset/stih416-resets.h
index fcf9af1ac0b2..f682c906ed5a 100644
--- a/include/dt-bindings/reset/stih416-resets.h
+++ b/include/dt-bindings/reset/stih416-resets.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for the reset controller
* based peripheral powerdown requests on the STMicroelectronics
diff --git a/include/dt-bindings/reset/tegra124-car.h b/include/dt-bindings/reset/tegra124-car.h
index 070e4f6e7486..97d2f3db82bf 100644
--- a/include/dt-bindings/reset/tegra124-car.h
+++ b/include/dt-bindings/reset/tegra124-car.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides Tegra124-specific constants for binding
* nvidia,tegra124-car.
diff --git a/include/dt-bindings/reset/tegra210-car.h b/include/dt-bindings/reset/tegra210-car.h
index 296ec6e3f8c0..9dc84ec76301 100644
--- a/include/dt-bindings/reset/tegra210-car.h
+++ b/include/dt-bindings/reset/tegra210-car.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides Tegra210-specific constants for binding
* nvidia,tegra210-car.
diff --git a/include/dt-bindings/soc/rockchip,boot-mode.h b/include/dt-bindings/soc/rockchip,boot-mode.h
index ae7c867e736a..4b0914c0989d 100644
--- a/include/dt-bindings/soc/rockchip,boot-mode.h
+++ b/include/dt-bindings/soc/rockchip,boot-mode.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ROCKCHIP_BOOT_MODE_H
#define __ROCKCHIP_BOOT_MODE_H
diff --git a/include/dt-bindings/sound/apq8016-lpass.h b/include/dt-bindings/sound/apq8016-lpass.h
index 499076e980a3..3c3e16c0aadb 100644
--- a/include/dt-bindings/sound/apq8016-lpass.h
+++ b/include/dt-bindings/sound/apq8016-lpass.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DT_APQ8016_LPASS_H
#define __DT_APQ8016_LPASS_H
diff --git a/include/dt-bindings/sound/audio-jack-events.h b/include/dt-bindings/sound/audio-jack-events.h
index 378349f28069..1b29b295126a 100644
--- a/include/dt-bindings/sound/audio-jack-events.h
+++ b/include/dt-bindings/sound/audio-jack-events.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __AUDIO_JACK_EVENTS_H
#define __AUDIO_JACK_EVENTS_H
diff --git a/include/dt-bindings/sound/cs35l32.h b/include/dt-bindings/sound/cs35l32.h
index 0c6d6a3c15a2..7549d5019e8b 100644
--- a/include/dt-bindings/sound/cs35l32.h
+++ b/include/dt-bindings/sound/cs35l32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DT_CS35L32_H
#define __DT_CS35L32_H
diff --git a/include/dt-bindings/sound/fsl-imx-audmux.h b/include/dt-bindings/sound/fsl-imx-audmux.h
index 50b09e96f247..751fe1416f95 100644
--- a/include/dt-bindings/sound/fsl-imx-audmux.h
+++ b/include/dt-bindings/sound/fsl-imx-audmux.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DT_FSL_IMX_AUDMUX_H
#define __DT_FSL_IMX_AUDMUX_H
diff --git a/include/dt-bindings/sound/samsung-i2s.h b/include/dt-bindings/sound/samsung-i2s.h
index 0c69818d530c..77545f14c379 100644
--- a/include/dt-bindings/sound/samsung-i2s.h
+++ b/include/dt-bindings/sound/samsung-i2s.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DT_BINDINGS_SAMSUNG_I2S_H
#define _DT_BINDINGS_SAMSUNG_I2S_H
diff --git a/include/dt-bindings/sound/tas2552.h b/include/dt-bindings/sound/tas2552.h
index a4e1a079980b..0daeb8385837 100644
--- a/include/dt-bindings/sound/tas2552.h
+++ b/include/dt-bindings/sound/tas2552.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DT_TAS2552_H
#define __DT_TAS2552_H
diff --git a/include/dt-bindings/sound/tlv320aic31xx-micbias.h b/include/dt-bindings/sound/tlv320aic31xx-micbias.h
index f5cb772ab9c8..c6895a18a455 100644
--- a/include/dt-bindings/sound/tlv320aic31xx-micbias.h
+++ b/include/dt-bindings/sound/tlv320aic31xx-micbias.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DT_TLV320AIC31XX_MICBIAS_H
#define __DT_TLV320AIC31XX_MICBIAS_H
diff --git a/include/dt-bindings/thermal/lm90.h b/include/dt-bindings/thermal/lm90.h
index 8c2e3095f704..eed91a16c32f 100644
--- a/include/dt-bindings/thermal/lm90.h
+++ b/include/dt-bindings/thermal/lm90.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for the LM90 thermal bindings.
*/
diff --git a/include/dt-bindings/thermal/tegra124-soctherm.h b/include/dt-bindings/thermal/tegra124-soctherm.h
index 2a99f1d52bb5..c15e8b709a0d 100644
--- a/include/dt-bindings/thermal/tegra124-soctherm.h
+++ b/include/dt-bindings/thermal/tegra124-soctherm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header provides constants for binding nvidia,tegra124-soctherm.
*/
diff --git a/include/keys/ceph-type.h b/include/keys/ceph-type.h
index f69c4ac197a0..aa6d3e050cc7 100644
--- a/include/keys/ceph-type.h
+++ b/include/keys/ceph-type.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _KEYS_CEPH_TYPE_H
#define _KEYS_CEPH_TYPE_H
diff --git a/include/linux/8250_pci.h b/include/linux/8250_pci.h
index b24ff086a662..9c777d2c98f5 100644
--- a/include/linux/8250_pci.h
+++ b/include/linux/8250_pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Definitions for PCI support.
*/
diff --git a/include/linux/a.out.h b/include/linux/a.out.h
index ee884168989f..600cf45645c6 100644
--- a/include/linux/a.out.h
+++ b/include/linux/a.out.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __A_OUT_GNU_H__
#define __A_OUT_GNU_H__
diff --git a/include/linux/acct.h b/include/linux/acct.h
index dccc2d4fe7de..18e1955f81f5 100644
--- a/include/linux/acct.h
+++ b/include/linux/acct.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* BSD Process Accounting for Linux - Definitions
*
diff --git a/include/linux/acpi_pmtmr.h b/include/linux/acpi_pmtmr.h
index 1d0ef1ae8036..50d88bf1498d 100644
--- a/include/linux/acpi_pmtmr.h
+++ b/include/linux/acpi_pmtmr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ACPI_PMTMR_H_
#define _ACPI_PMTMR_H_
diff --git a/include/linux/adb.h b/include/linux/adb.h
index cde41300c7ad..f6306fc86015 100644
--- a/include/linux/adb.h
+++ b/include/linux/adb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Definitions for ADB (Apple Desktop Bus) support.
*/
diff --git a/include/linux/adfs_fs.h b/include/linux/adfs_fs.h
index 0d991071a9d4..4836e382ad52 100644
--- a/include/linux/adfs_fs.h
+++ b/include/linux/adfs_fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ADFS_FS_H
#define _ADFS_FS_H
diff --git a/include/linux/aer.h b/include/linux/aer.h
index 43799bd17a02..8f87bbeceef4 100644
--- a/include/linux/aer.h
+++ b/include/linux/aer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2006 Intel Corp.
* Tom Long Nguyen (tom.l.nguyen@intel.com)
diff --git a/include/linux/ahci-remap.h b/include/linux/ahci-remap.h
index 62be3a40239d..230c871ba084 100644
--- a/include/linux/ahci-remap.h
+++ b/include/linux/ahci-remap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_AHCI_REMAP_H
#define _LINUX_AHCI_REMAP_H
diff --git a/include/linux/aio.h b/include/linux/aio.h
index fdd0a343f455..9d8aabecfe2d 100644
--- a/include/linux/aio.h
+++ b/include/linux/aio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX__AIO_H
#define __LINUX__AIO_H
diff --git a/include/linux/alarmtimer.h b/include/linux/alarmtimer.h
index c70aac13244a..0760ca1cb009 100644
--- a/include/linux/alarmtimer.h
+++ b/include/linux/alarmtimer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_ALARMTIMER_H
#define _LINUX_ALARMTIMER_H
diff --git a/include/linux/altera_jtaguart.h b/include/linux/altera_jtaguart.h
index 953b178a1650..527a142cd530 100644
--- a/include/linux/altera_jtaguart.h
+++ b/include/linux/altera_jtaguart.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* altera_jtaguart.h -- Altera JTAG UART driver defines.
*/
diff --git a/include/linux/altera_uart.h b/include/linux/altera_uart.h
index c022c82db7ca..3eb73b8c49c8 100644
--- a/include/linux/altera_uart.h
+++ b/include/linux/altera_uart.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* altera_uart.h -- Altera UART driver defines.
*/
diff --git a/include/linux/amba/mmci.h b/include/linux/amba/mmci.h
index 8c98113069ce..da8357ba11bc 100644
--- a/include/linux/amba/mmci.h
+++ b/include/linux/amba/mmci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/linux/amba/mmci.h
*/
diff --git a/include/linux/amifd.h b/include/linux/amifd.h
index 346993268b45..202a77dbe46d 100644
--- a/include/linux/amifd.h
+++ b/include/linux/amifd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _AMIFD_H
#define _AMIFD_H
diff --git a/include/linux/amifdreg.h b/include/linux/amifdreg.h
index 76188bf48d3b..9b514d05ec70 100644
--- a/include/linux/amifdreg.h
+++ b/include/linux/amifdreg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_AMIFDREG_H
#define _LINUX_AMIFDREG_H
diff --git a/include/linux/anon_inodes.h b/include/linux/anon_inodes.h
index 8013a45242fe..d0d7d96261ad 100644
--- a/include/linux/anon_inodes.h
+++ b/include/linux/anon_inodes.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/linux/anon_inodes.h
*
diff --git a/include/linux/apple_bl.h b/include/linux/apple_bl.h
index 0a95e730fcea..445af2e3cc21 100644
--- a/include/linux/apple_bl.h
+++ b/include/linux/apple_bl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* apple_bl exported symbols
*/
diff --git a/include/linux/arch_topology.h b/include/linux/arch_topology.h
index 716ce587247e..d4fcb0efb896 100644
--- a/include/linux/arch_topology.h
+++ b/include/linux/arch_topology.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/linux/arch_topology.h - arch specific cpu topology information
*/
diff --git a/include/linux/ata_platform.h b/include/linux/ata_platform.h
index 619d9e78e644..ff2120215dec 100644
--- a/include/linux/ata_platform.h
+++ b/include/linux/ata_platform.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_ATA_PLATFORM_H
#define __LINUX_ATA_PLATFORM_H
diff --git a/include/linux/atalk.h b/include/linux/atalk.h
index 73fd8b7e9534..4d356e168692 100644
--- a/include/linux/atalk.h
+++ b/include/linux/atalk.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_ATALK_H__
#define __LINUX_ATALK_H__
diff --git a/include/linux/atm.h b/include/linux/atm.h
index 30006c435951..4b50fd0a6eab 100644
--- a/include/linux/atm.h
+++ b/include/linux/atm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* atm.h - general ATM declarations */
#ifndef _LINUX_ATM_H
#define _LINUX_ATM_H
diff --git a/include/linux/atm_tcp.h b/include/linux/atm_tcp.h
index db6b65fc0aec..c8ecf6f68fb5 100644
--- a/include/linux/atm_tcp.h
+++ b/include/linux/atm_tcp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* atm_tcp.h - Driver-specific declarations of the ATMTCP driver (for use by
driver-specific utilities) */
diff --git a/include/linux/atmdev.h b/include/linux/atmdev.h
index 0ec9bdb1cc9f..0c27515d2cf6 100644
--- a/include/linux/atmdev.h
+++ b/include/linux/atmdev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* atmdev.h - ATM device driver declarations and various related items */
#ifndef LINUX_ATMDEV_H
#define LINUX_ATMDEV_H
diff --git a/include/linux/atmel-mci.h b/include/linux/atmel-mci.h
index 42a9e1884842..1491af38cc6e 100644
--- a/include/linux/atmel-mci.h
+++ b/include/linux/atmel-mci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_ATMEL_MCI_H
#define __LINUX_ATMEL_MCI_H
diff --git a/include/linux/atmel-ssc.h b/include/linux/atmel-ssc.h
index fdb545101ede..6091d2abc1eb 100644
--- a/include/linux/atmel-ssc.h
+++ b/include/linux/atmel-ssc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __INCLUDE_ATMEL_SSC_H
#define __INCLUDE_ATMEL_SSC_H
diff --git a/include/linux/atomic.h b/include/linux/atomic.h
index 40d6bfec0e0d..cd18203d6ff3 100644
--- a/include/linux/atomic.h
+++ b/include/linux/atomic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Atomic operations usable in machine independent code */
#ifndef _LINUX_ATOMIC_H
#define _LINUX_ATOMIC_H
diff --git a/include/linux/auxvec.h b/include/linux/auxvec.h
index 3e0fbe441763..f68d0ec2d740 100644
--- a/include/linux/auxvec.h
+++ b/include/linux/auxvec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_AUXVEC_H
#define _LINUX_AUXVEC_H
diff --git a/include/linux/average.h b/include/linux/average.h
index 7ddaf340d2ac..1b6f5560c264 100644
--- a/include/linux/average.h
+++ b/include/linux/average.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_AVERAGE_H
#define _LINUX_AVERAGE_H
diff --git a/include/linux/backing-dev-defs.h b/include/linux/backing-dev-defs.h
index 866c433e7d32..fff4cfa0c21d 100644
--- a/include/linux/backing-dev-defs.h
+++ b/include/linux/backing-dev-defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_BACKING_DEV_DEFS_H
#define __LINUX_BACKING_DEV_DEFS_H
diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h
index 854e1bdd0b2a..16621579a3db 100644
--- a/include/linux/backing-dev.h
+++ b/include/linux/backing-dev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/linux/backing-dev.h
*
diff --git a/include/linux/backlight.h b/include/linux/backlight.h
index 5f2fd61ef4fb..af7003548593 100644
--- a/include/linux/backlight.h
+++ b/include/linux/backlight.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Backlight Lowlevel Control Abstraction
*
diff --git a/include/linux/badblocks.h b/include/linux/badblocks.h
index c3bdf8c59480..2426276b9bd3 100644
--- a/include/linux/badblocks.h
+++ b/include/linux/badblocks.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_BADBLOCKS_H
#define _LINUX_BADBLOCKS_H
diff --git a/include/linux/balloon_compaction.h b/include/linux/balloon_compaction.h
index 79542b2698ec..fbbe6da40fed 100644
--- a/include/linux/balloon_compaction.h
+++ b/include/linux/balloon_compaction.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/linux/balloon_compaction.h
*
diff --git a/include/linux/bcd.h b/include/linux/bcd.h
index 18fff11fb3ea..118bea36d7d4 100644
--- a/include/linux/bcd.h
+++ b/include/linux/bcd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BCD_H
#define _BCD_H
diff --git a/include/linux/bcm47xx_wdt.h b/include/linux/bcm47xx_wdt.h
index 8d9d07ec22a5..fc9dcdb4b979 100644
--- a/include/linux/bcm47xx_wdt.h
+++ b/include/linux/bcm47xx_wdt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_BCM47XX_WDT_H_
#define LINUX_BCM47XX_WDT_H_
diff --git a/include/linux/bcm963xx_nvram.h b/include/linux/bcm963xx_nvram.h
index 290c231b8cf1..c8c7f01159fe 100644
--- a/include/linux/bcm963xx_nvram.h
+++ b/include/linux/bcm963xx_nvram.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_BCM963XX_NVRAM_H__
#define __LINUX_BCM963XX_NVRAM_H__
diff --git a/include/linux/bcm963xx_tag.h b/include/linux/bcm963xx_tag.h
index 161c7b37a77b..b87945cb6946 100644
--- a/include/linux/bcm963xx_tag.h
+++ b/include/linux/bcm963xx_tag.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_BCM963XX_TAG_H__
#define __LINUX_BCM963XX_TAG_H__
diff --git a/include/linux/bcma/bcma.h b/include/linux/bcma/bcma.h
index 8eeedb2db924..ef61f3607e99 100644
--- a/include/linux/bcma/bcma.h
+++ b/include/linux/bcma/bcma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_BCMA_H_
#define LINUX_BCMA_H_
diff --git a/include/linux/bcma/bcma_driver_arm_c9.h b/include/linux/bcma/bcma_driver_arm_c9.h
index 93bd73d670d5..688cf590c99b 100644
--- a/include/linux/bcma/bcma_driver_arm_c9.h
+++ b/include/linux/bcma/bcma_driver_arm_c9.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_BCMA_DRIVER_ARM_C9_H_
#define LINUX_BCMA_DRIVER_ARM_C9_H_
diff --git a/include/linux/bcma/bcma_driver_chipcommon.h b/include/linux/bcma/bcma_driver_chipcommon.h
index 2f1c690a3e66..d35b9206096d 100644
--- a/include/linux/bcma/bcma_driver_chipcommon.h
+++ b/include/linux/bcma/bcma_driver_chipcommon.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_BCMA_DRIVER_CC_H_
#define LINUX_BCMA_DRIVER_CC_H_
diff --git a/include/linux/bcma/bcma_driver_gmac_cmn.h b/include/linux/bcma/bcma_driver_gmac_cmn.h
index 4354d4ea6713..420e222d7a22 100644
--- a/include/linux/bcma/bcma_driver_gmac_cmn.h
+++ b/include/linux/bcma/bcma_driver_gmac_cmn.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_BCMA_DRIVER_GMAC_CMN_H_
#define LINUX_BCMA_DRIVER_GMAC_CMN_H_
diff --git a/include/linux/bcma/bcma_driver_mips.h b/include/linux/bcma/bcma_driver_mips.h
index 8eea7f9e33b4..798013fab54f 100644
--- a/include/linux/bcma/bcma_driver_mips.h
+++ b/include/linux/bcma/bcma_driver_mips.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_BCMA_DRIVER_MIPS_H_
#define LINUX_BCMA_DRIVER_MIPS_H_
diff --git a/include/linux/bcma/bcma_driver_pci.h b/include/linux/bcma/bcma_driver_pci.h
index bca6a5e4ca3d..68da8dba5162 100644
--- a/include/linux/bcma/bcma_driver_pci.h
+++ b/include/linux/bcma/bcma_driver_pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_BCMA_DRIVER_PCI_H_
#define LINUX_BCMA_DRIVER_PCI_H_
diff --git a/include/linux/bcma/bcma_driver_pcie2.h b/include/linux/bcma/bcma_driver_pcie2.h
index 31e6d17ab798..91ce515e3a77 100644
--- a/include/linux/bcma/bcma_driver_pcie2.h
+++ b/include/linux/bcma/bcma_driver_pcie2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_BCMA_DRIVER_PCIE2_H_
#define LINUX_BCMA_DRIVER_PCIE2_H_
diff --git a/include/linux/bcma/bcma_regs.h b/include/linux/bcma/bcma_regs.h
index 9986f8288d01..944105cbd671 100644
--- a/include/linux/bcma/bcma_regs.h
+++ b/include/linux/bcma/bcma_regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_BCMA_REGS_H_
#define LINUX_BCMA_REGS_H_
diff --git a/include/linux/bcma/bcma_soc.h b/include/linux/bcma/bcma_soc.h
index 1b5fc0c3b1b5..7cca5f859a90 100644
--- a/include/linux/bcma/bcma_soc.h
+++ b/include/linux/bcma/bcma_soc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_BCMA_SOC_H_
#define LINUX_BCMA_SOC_H_
diff --git a/include/linux/binfmts.h b/include/linux/binfmts.h
index 18d05b5491f3..b0abe21d6cc9 100644
--- a/include/linux/binfmts.h
+++ b/include/linux/binfmts.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_BINFMTS_H
#define _LINUX_BINFMTS_H
diff --git a/include/linux/bit_spinlock.h b/include/linux/bit_spinlock.h
index 3b5bafce4337..bbc4730a6505 100644
--- a/include/linux/bit_spinlock.h
+++ b/include/linux/bit_spinlock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_BIT_SPINLOCK_H
#define __LINUX_BIT_SPINLOCK_H
diff --git a/include/linux/bitmap.h b/include/linux/bitmap.h
index 700cf5f67118..19748a5b0e77 100644
--- a/include/linux/bitmap.h
+++ b/include/linux/bitmap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_BITMAP_H
#define __LINUX_BITMAP_H
diff --git a/include/linux/bitops.h b/include/linux/bitops.h
index 8fbe259b197c..d03c5dd6185d 100644
--- a/include/linux/bitops.h
+++ b/include/linux/bitops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_BITOPS_H
#define _LINUX_BITOPS_H
#include <asm/types.h>
diff --git a/include/linux/bitrev.h b/include/linux/bitrev.h
index b97be27e5a85..50fb0dee23e8 100644
--- a/include/linux/bitrev.h
+++ b/include/linux/bitrev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_BITREV_H
#define _LINUX_BITREV_H
diff --git a/include/linux/blk-cgroup.h b/include/linux/blk-cgroup.h
index 9d92153dd856..8bbc3716507a 100644
--- a/include/linux/blk-cgroup.h
+++ b/include/linux/blk-cgroup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BLK_CGROUP_H
#define _BLK_CGROUP_H
/*
diff --git a/include/linux/blk-mq-pci.h b/include/linux/blk-mq-pci.h
index 6ab595259112..6338551e0fb9 100644
--- a/include/linux/blk-mq-pci.h
+++ b/include/linux/blk-mq-pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_BLK_MQ_PCI_H
#define _LINUX_BLK_MQ_PCI_H
diff --git a/include/linux/blk-mq-virtio.h b/include/linux/blk-mq-virtio.h
index b1ef6e14744f..69b4da262c45 100644
--- a/include/linux/blk-mq-virtio.h
+++ b/include/linux/blk-mq-virtio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_BLK_MQ_VIRTIO_H
#define _LINUX_BLK_MQ_VIRTIO_H
diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h
index 50c6485cb04f..994cbb0f7ffc 100644
--- a/include/linux/blk-mq.h
+++ b/include/linux/blk-mq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BLK_MQ_H
#define BLK_MQ_H
diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h
index a2d2aa709cef..96ac3815542c 100644
--- a/include/linux/blk_types.h
+++ b/include/linux/blk_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Block data types and constants. Directly include this file only to
* break include dependency loop.
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 02fa42d24b52..8da66379f7ea 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_BLKDEV_H
#define _LINUX_BLKDEV_H
diff --git a/include/linux/blkpg.h b/include/linux/blkpg.h
index bef124fde61e..1c91753c3c28 100644
--- a/include/linux/blkpg.h
+++ b/include/linux/blkpg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_BLKPG_H
#define _LINUX_BLKPG_H
diff --git a/include/linux/blktrace_api.h b/include/linux/blktrace_api.h
index 67b4d4dfc19c..8804753805ac 100644
--- a/include/linux/blktrace_api.h
+++ b/include/linux/blktrace_api.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BLKTRACE_H
#define BLKTRACE_H
diff --git a/include/linux/blockgroup_lock.h b/include/linux/blockgroup_lock.h
index 225bdb7daec7..511ab123a822 100644
--- a/include/linux/blockgroup_lock.h
+++ b/include/linux/blockgroup_lock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_BLOCKGROUP_LOCK_H
#define _LINUX_BLOCKGROUP_LOCK_H
/*
diff --git a/include/linux/bootmem.h b/include/linux/bootmem.h
index e223d91b6439..fdf40ca04b3c 100644
--- a/include/linux/bootmem.h
+++ b/include/linux/bootmem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Discontiguous memory support, Kanoj Sarcar, SGI, Nov 1999
*/
diff --git a/include/linux/bottom_half.h b/include/linux/bottom_half.h
index 8fdcb783197d..a19519f4241d 100644
--- a/include/linux/bottom_half.h
+++ b/include/linux/bottom_half.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_BH_H
#define _LINUX_BH_H
diff --git a/include/linux/bpf-cgroup.h b/include/linux/bpf-cgroup.h
index d41d40ac3efd..44dfae288fcf 100644
--- a/include/linux/bpf-cgroup.h
+++ b/include/linux/bpf-cgroup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BPF_CGROUP_H
#define _BPF_CGROUP_H
diff --git a/include/linux/bpf.h b/include/linux/bpf.h
index 8390859e79e7..f1af7d63d678 100644
--- a/include/linux/bpf.h
+++ b/include/linux/bpf.h
@@ -368,6 +368,11 @@ static inline void __bpf_prog_uncharge(struct user_struct *user, u32 pages)
{
}
+static inline int bpf_obj_get_user(const char __user *pathname)
+{
+ return -EOPNOTSUPP;
+}
+
static inline struct net_device *__dev_map_lookup_elem(struct bpf_map *map,
u32 key)
{
diff --git a/include/linux/bpf_trace.h b/include/linux/bpf_trace.h
index b22efbdd2eb4..e6fe98ae3794 100644
--- a/include/linux/bpf_trace.h
+++ b/include/linux/bpf_trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_BPF_TRACE_H__
#define __LINUX_BPF_TRACE_H__
diff --git a/include/linux/bpf_types.h b/include/linux/bpf_types.h
index 6f1a567667b8..e1149327a0c0 100644
--- a/include/linux/bpf_types.h
+++ b/include/linux/bpf_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* internal file - do not include directly */
#ifdef CONFIG_NET
diff --git a/include/linux/brcmphy.h b/include/linux/brcmphy.h
index abcda9b458ab..4f087f86a741 100644
--- a/include/linux/brcmphy.h
+++ b/include/linux/brcmphy.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_BRCMPHY_H
#define _LINUX_BRCMPHY_H
diff --git a/include/linux/bsearch.h b/include/linux/bsearch.h
index 90b1aa867224..62b1eb348858 100644
--- a/include/linux/bsearch.h
+++ b/include/linux/bsearch.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_BSEARCH_H
#define _LINUX_BSEARCH_H
diff --git a/include/linux/bsg.h b/include/linux/bsg.h
index 7173f6e9d2dd..2a202e41a3af 100644
--- a/include/linux/bsg.h
+++ b/include/linux/bsg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BSG_H
#define BSG_H
diff --git a/include/linux/btree-128.h b/include/linux/btree-128.h
index 0b3414c4c928..22c09f5c3c39 100644
--- a/include/linux/btree-128.h
+++ b/include/linux/btree-128.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
extern struct btree_geo btree_geo128;
struct btree_head128 { struct btree_head h; };
diff --git a/include/linux/btree-type.h b/include/linux/btree-type.h
index 9a1147ef8563..fb34a52c788b 100644
--- a/include/linux/btree-type.h
+++ b/include/linux/btree-type.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define __BTREE_TP(pfx, type, sfx) pfx ## type ## sfx
#define _BTREE_TP(pfx, type, sfx) __BTREE_TP(pfx, type, sfx)
#define BTREE_TP(pfx) _BTREE_TP(pfx, BTREE_TYPE_SUFFIX,)
diff --git a/include/linux/btree.h b/include/linux/btree.h
index 65b5bb058324..68f858c831b1 100644
--- a/include/linux/btree.h
+++ b/include/linux/btree.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BTREE_H
#define BTREE_H
diff --git a/include/linux/btrfs.h b/include/linux/btrfs.h
index 22d799147db2..9a37a45ec801 100644
--- a/include/linux/btrfs.h
+++ b/include/linux/btrfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_BTRFS_H
#define _LINUX_BTRFS_H
diff --git a/include/linux/buffer_head.h b/include/linux/buffer_head.h
index c8dae555eccf..afa37f807f12 100644
--- a/include/linux/buffer_head.h
+++ b/include/linux/buffer_head.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/linux/buffer_head.h
*
@@ -232,6 +233,7 @@ int generic_write_end(struct file *, struct address_space *,
loff_t, unsigned, unsigned,
struct page *, void *);
void page_zero_new_buffers(struct page *page, unsigned from, unsigned to);
+void clean_page_buffers(struct page *page);
int cont_write_begin(struct file *, struct address_space *, loff_t,
unsigned, unsigned, struct page **, void **,
get_block_t *, loff_t *);
diff --git a/include/linux/bug.h b/include/linux/bug.h
index 5d5554c874fd..da4231c905c8 100644
--- a/include/linux/bug.h
+++ b/include/linux/bug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_BUG_H
#define _LINUX_BUG_H
diff --git a/include/linux/build_bug.h b/include/linux/build_bug.h
index b7d22d60008a..3efed0d742a0 100644
--- a/include/linux/build_bug.h
+++ b/include/linux/build_bug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_BUILD_BUG_H
#define _LINUX_BUILD_BUG_H
diff --git a/include/linux/byteorder/big_endian.h b/include/linux/byteorder/big_endian.h
index ffd215988392..d64a524d3cfb 100644
--- a/include/linux/byteorder/big_endian.h
+++ b/include/linux/byteorder/big_endian.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_BYTEORDER_BIG_ENDIAN_H
#define _LINUX_BYTEORDER_BIG_ENDIAN_H
diff --git a/include/linux/byteorder/generic.h b/include/linux/byteorder/generic.h
index 89f67c1c3160..133b76d0d2c0 100644
--- a/include/linux/byteorder/generic.h
+++ b/include/linux/byteorder/generic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_BYTEORDER_GENERIC_H
#define _LINUX_BYTEORDER_GENERIC_H
diff --git a/include/linux/byteorder/little_endian.h b/include/linux/byteorder/little_endian.h
index ba910bb9aad0..1ec650ff76cb 100644
--- a/include/linux/byteorder/little_endian.h
+++ b/include/linux/byteorder/little_endian.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_BYTEORDER_LITTLE_ENDIAN_H
#define _LINUX_BYTEORDER_LITTLE_ENDIAN_H
diff --git a/include/linux/cache.h b/include/linux/cache.h
index 1be04f8c563a..750621e41d1c 100644
--- a/include/linux/cache.h
+++ b/include/linux/cache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_CACHE_H
#define __LINUX_CACHE_H
diff --git a/include/linux/cacheinfo.h b/include/linux/cacheinfo.h
index 6a524bf6a06d..3d9805297cda 100644
--- a/include/linux/cacheinfo.h
+++ b/include/linux/cacheinfo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_CACHEINFO_H
#define _LINUX_CACHEINFO_H
diff --git a/include/linux/can/core.h b/include/linux/can/core.h
index c9a17bb1221c..6099bc18bd0c 100644
--- a/include/linux/can/core.h
+++ b/include/linux/can/core.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/can/core.h
*
diff --git a/include/linux/can/dev.h b/include/linux/can/dev.h
index 141b05aade81..61f1cf2d9f44 100644
--- a/include/linux/can/dev.h
+++ b/include/linux/can/dev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/can/dev.h
*
diff --git a/include/linux/can/platform/cc770.h b/include/linux/can/platform/cc770.h
index 78b2d44f04cf..9587d6882906 100644
--- a/include/linux/can/platform/cc770.h
+++ b/include/linux/can/platform/cc770.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CAN_PLATFORM_CC770_H
#define _CAN_PLATFORM_CC770_H
diff --git a/include/linux/can/platform/mcp251x.h b/include/linux/can/platform/mcp251x.h
index d44fcae274ff..9e5ac27fb6c1 100644
--- a/include/linux/can/platform/mcp251x.h
+++ b/include/linux/can/platform/mcp251x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CAN_PLATFORM_MCP251X_H
#define _CAN_PLATFORM_MCP251X_H
diff --git a/include/linux/can/platform/rcar_can.h b/include/linux/can/platform/rcar_can.h
index 0f4a2f3df504..a43dcd0cf79e 100644
--- a/include/linux/can/platform/rcar_can.h
+++ b/include/linux/can/platform/rcar_can.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CAN_PLATFORM_RCAR_CAN_H_
#define _CAN_PLATFORM_RCAR_CAN_H_
diff --git a/include/linux/can/platform/sja1000.h b/include/linux/can/platform/sja1000.h
index 93570b61ec6c..5755ae5a4712 100644
--- a/include/linux/can/platform/sja1000.h
+++ b/include/linux/can/platform/sja1000.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CAN_PLATFORM_SJA1000_H
#define _CAN_PLATFORM_SJA1000_H
diff --git a/include/linux/can/skb.h b/include/linux/can/skb.h
index 51bb6532785c..b3379a97245c 100644
--- a/include/linux/can/skb.h
+++ b/include/linux/can/skb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/can/skb.h
*
diff --git a/include/linux/capability.h b/include/linux/capability.h
index b52e278e4744..f640dcbc880c 100644
--- a/include/linux/capability.h
+++ b/include/linux/capability.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This is <linux/capability.h>
*
diff --git a/include/linux/cciss_ioctl.h b/include/linux/cciss_ioctl.h
index 84b6e2d0f44d..1d5229200a71 100644
--- a/include/linux/cciss_ioctl.h
+++ b/include/linux/cciss_ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef CCISS_IOCTLH
#define CCISS_IOCTLH
diff --git a/include/linux/cdev.h b/include/linux/cdev.h
index cb28eb21e3ca..0e8cd6293deb 100644
--- a/include/linux/cdev.h
+++ b/include/linux/cdev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_CDEV_H
#define _LINUX_CDEV_H
diff --git a/include/linux/cdrom.h b/include/linux/cdrom.h
index 6e8f209a6dff..e75dfd1f1dec 100644
--- a/include/linux/cdrom.h
+++ b/include/linux/cdrom.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* -- <linux/cdrom.h>
* General header file for linux CD-ROM drivers
diff --git a/include/linux/ceph/auth.h b/include/linux/ceph/auth.h
index a6747789fe5c..e931da8424a4 100644
--- a/include/linux/ceph/auth.h
+++ b/include/linux/ceph/auth.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FS_CEPH_AUTH_H
#define _FS_CEPH_AUTH_H
diff --git a/include/linux/ceph/buffer.h b/include/linux/ceph/buffer.h
index 07ca15e76100..5e58bb29b1a3 100644
--- a/include/linux/ceph/buffer.h
+++ b/include/linux/ceph/buffer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __FS_CEPH_BUFFER_H
#define __FS_CEPH_BUFFER_H
diff --git a/include/linux/ceph/ceph_debug.h b/include/linux/ceph/ceph_debug.h
index 51c5bd64bd00..d5a5da838caf 100644
--- a/include/linux/ceph/ceph_debug.h
+++ b/include/linux/ceph/ceph_debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FS_CEPH_DEBUG_H
#define _FS_CEPH_DEBUG_H
diff --git a/include/linux/ceph/ceph_features.h b/include/linux/ceph/ceph_features.h
index 040dd105c3e7..59042d5ac520 100644
--- a/include/linux/ceph/ceph_features.h
+++ b/include/linux/ceph/ceph_features.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CEPH_FEATURES
#define __CEPH_FEATURES
diff --git a/include/linux/ceph/ceph_frag.h b/include/linux/ceph/ceph_frag.h
index 146507df8650..97bab0adc58a 100644
--- a/include/linux/ceph/ceph_frag.h
+++ b/include/linux/ceph/ceph_frag.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef FS_CEPH_FRAG_H
#define FS_CEPH_FRAG_H
diff --git a/include/linux/ceph/ceph_fs.h b/include/linux/ceph/ceph_fs.h
index b422170b791a..88dd51381aaf 100644
--- a/include/linux/ceph/ceph_fs.h
+++ b/include/linux/ceph/ceph_fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ceph_fs.h - Ceph constants and data types to share between kernel and
* user space.
diff --git a/include/linux/ceph/ceph_hash.h b/include/linux/ceph/ceph_hash.h
index d099c3f90236..fda474c7a5d6 100644
--- a/include/linux/ceph/ceph_hash.h
+++ b/include/linux/ceph/ceph_hash.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef FS_CEPH_HASH_H
#define FS_CEPH_HASH_H
diff --git a/include/linux/ceph/cls_lock_client.h b/include/linux/ceph/cls_lock_client.h
index 0594d3bba774..bea6c77d2093 100644
--- a/include/linux/ceph/cls_lock_client.h
+++ b/include/linux/ceph/cls_lock_client.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_CEPH_CLS_LOCK_CLIENT_H
#define _LINUX_CEPH_CLS_LOCK_CLIENT_H
diff --git a/include/linux/ceph/debugfs.h b/include/linux/ceph/debugfs.h
index 29cf897cc5cd..fa5f9b7f5dbb 100644
--- a/include/linux/ceph/debugfs.h
+++ b/include/linux/ceph/debugfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FS_CEPH_DEBUGFS_H
#define _FS_CEPH_DEBUGFS_H
diff --git a/include/linux/ceph/decode.h b/include/linux/ceph/decode.h
index 14af9b70d301..d143ac8879c6 100644
--- a/include/linux/ceph/decode.h
+++ b/include/linux/ceph/decode.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CEPH_DECODE_H
#define __CEPH_DECODE_H
diff --git a/include/linux/ceph/libceph.h b/include/linux/ceph/libceph.h
index 4c846aabd9f6..c2ec44cf5098 100644
--- a/include/linux/ceph/libceph.h
+++ b/include/linux/ceph/libceph.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FS_CEPH_LIBCEPH_H
#define _FS_CEPH_LIBCEPH_H
diff --git a/include/linux/ceph/mdsmap.h b/include/linux/ceph/mdsmap.h
index d5f783f3226a..0067d767c9ae 100644
--- a/include/linux/ceph/mdsmap.h
+++ b/include/linux/ceph/mdsmap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FS_CEPH_MDSMAP_H
#define _FS_CEPH_MDSMAP_H
diff --git a/include/linux/ceph/messenger.h b/include/linux/ceph/messenger.h
index fbd94d9fa5dd..ead9d85f1c11 100644
--- a/include/linux/ceph/messenger.h
+++ b/include/linux/ceph/messenger.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __FS_CEPH_MESSENGER_H
#define __FS_CEPH_MESSENGER_H
diff --git a/include/linux/ceph/mon_client.h b/include/linux/ceph/mon_client.h
index 0fa990bf867a..3a4688af7455 100644
--- a/include/linux/ceph/mon_client.h
+++ b/include/linux/ceph/mon_client.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FS_CEPH_MON_CLIENT_H
#define _FS_CEPH_MON_CLIENT_H
diff --git a/include/linux/ceph/msgpool.h b/include/linux/ceph/msgpool.h
index ddd0d48d0384..76c98a512758 100644
--- a/include/linux/ceph/msgpool.h
+++ b/include/linux/ceph/msgpool.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FS_CEPH_MSGPOOL
#define _FS_CEPH_MSGPOOL
diff --git a/include/linux/ceph/msgr.h b/include/linux/ceph/msgr.h
index 0fe2656ac415..73ae2a926548 100644
--- a/include/linux/ceph/msgr.h
+++ b/include/linux/ceph/msgr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef CEPH_MSGR_H
#define CEPH_MSGR_H
diff --git a/include/linux/ceph/osd_client.h b/include/linux/ceph/osd_client.h
index adf670ecaf94..52fb37d1c2a5 100644
--- a/include/linux/ceph/osd_client.h
+++ b/include/linux/ceph/osd_client.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FS_CEPH_OSD_CLIENT_H
#define _FS_CEPH_OSD_CLIENT_H
diff --git a/include/linux/ceph/osdmap.h b/include/linux/ceph/osdmap.h
index af3444a5bfdd..d41fad99c0fa 100644
--- a/include/linux/ceph/osdmap.h
+++ b/include/linux/ceph/osdmap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FS_CEPH_OSDMAP_H
#define _FS_CEPH_OSDMAP_H
diff --git a/include/linux/ceph/pagelist.h b/include/linux/ceph/pagelist.h
index 75a7db21457d..7edcded07641 100644
--- a/include/linux/ceph/pagelist.h
+++ b/include/linux/ceph/pagelist.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __FS_CEPH_PAGELIST_H
#define __FS_CEPH_PAGELIST_H
diff --git a/include/linux/ceph/rados.h b/include/linux/ceph/rados.h
index 01408841c9c4..f1988387c5ad 100644
--- a/include/linux/ceph/rados.h
+++ b/include/linux/ceph/rados.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef CEPH_RADOS_H
#define CEPH_RADOS_H
diff --git a/include/linux/ceph/string_table.h b/include/linux/ceph/string_table.h
index 1b02c96daf75..a4a9962d1e14 100644
--- a/include/linux/ceph/string_table.h
+++ b/include/linux/ceph/string_table.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FS_CEPH_STRING_TABLE_H
#define _FS_CEPH_STRING_TABLE_H
diff --git a/include/linux/ceph/types.h b/include/linux/ceph/types.h
index d3ff1cf2d27e..27cd973d3881 100644
--- a/include/linux/ceph/types.h
+++ b/include/linux/ceph/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FS_CEPH_TYPES_H
#define _FS_CEPH_TYPES_H
diff --git a/include/linux/cgroup-defs.h b/include/linux/cgroup-defs.h
index ade4a78a54c2..1dff0a478b45 100644
--- a/include/linux/cgroup-defs.h
+++ b/include/linux/cgroup-defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/cgroup-defs.h - basic definitions for cgroup
*
diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h
index d023ac5e377f..dddbc29e2009 100644
--- a/include/linux/cgroup.h
+++ b/include/linux/cgroup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_CGROUP_H
#define _LINUX_CGROUP_H
/*
diff --git a/include/linux/cgroup_subsys.h b/include/linux/cgroup_subsys.h
index d0e597c44585..acb77dcff3b4 100644
--- a/include/linux/cgroup_subsys.h
+++ b/include/linux/cgroup_subsys.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* List of cgroup subsystems.
*
diff --git a/include/linux/circ_buf.h b/include/linux/circ_buf.h
index 90f2471dc6f2..7cf262a421c3 100644
--- a/include/linux/circ_buf.h
+++ b/include/linux/circ_buf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* See Documentation/circular-buffers.txt for more information.
*/
diff --git a/include/linux/cleancache.h b/include/linux/cleancache.h
index bbb3712dd892..5f5730c1d324 100644
--- a/include/linux/cleancache.h
+++ b/include/linux/cleancache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_CLEANCACHE_H
#define _LINUX_CLEANCACHE_H
diff --git a/include/linux/clk/mmp.h b/include/linux/clk/mmp.h
index 607321fa2c2b..445130460380 100644
--- a/include/linux/clk/mmp.h
+++ b/include/linux/clk/mmp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CLK_MMP_H
#define __CLK_MMP_H
diff --git a/include/linux/clockchips.h b/include/linux/clockchips.h
index a116926598fd..8ae9a95ebf5b 100644
--- a/include/linux/clockchips.h
+++ b/include/linux/clockchips.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* linux/include/linux/clockchips.h
*
* This file contains the structure definitions for clockchips.
diff --git a/include/linux/clocksource.h b/include/linux/clocksource.h
index a78cb1848e65..7dff1963c185 100644
--- a/include/linux/clocksource.h
+++ b/include/linux/clocksource.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* linux/include/linux/clocksource.h
*
* This file contains the structure definitions for clocksources.
diff --git a/include/linux/cm4000_cs.h b/include/linux/cm4000_cs.h
index 88bee3a33090..ea4958e07a14 100644
--- a/include/linux/cm4000_cs.h
+++ b/include/linux/cm4000_cs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CM4000_H_
#define _CM4000_H_
diff --git a/include/linux/cma.h b/include/linux/cma.h
index 3e8fbf5a5c73..bf90f0bb42bd 100644
--- a/include/linux/cma.h
+++ b/include/linux/cma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CMA_H__
#define __CMA_H__
diff --git a/include/linux/cmdline-parser.h b/include/linux/cmdline-parser.h
index 2e6dce6e5c2a..68a541807bdf 100644
--- a/include/linux/cmdline-parser.h
+++ b/include/linux/cmdline-parser.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Parsing command line, get the partitions information.
*
diff --git a/include/linux/coda_psdev.h b/include/linux/coda_psdev.h
index 31e4e1f1547c..15170954aa2b 100644
--- a/include/linux/coda_psdev.h
+++ b/include/linux/coda_psdev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CODA_PSDEV_H
#define __CODA_PSDEV_H
diff --git a/include/linux/compaction.h b/include/linux/compaction.h
index 0d8415820fc3..68250a57aace 100644
--- a/include/linux/compaction.h
+++ b/include/linux/compaction.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_COMPACTION_H
#define _LINUX_COMPACTION_H
diff --git a/include/linux/compat.h b/include/linux/compat.h
index a5619de3437d..3e838a828459 100644
--- a/include/linux/compat.h
+++ b/include/linux/compat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_COMPAT_H
#define _LINUX_COMPAT_H
/*
diff --git a/include/linux/compiler-clang.h b/include/linux/compiler-clang.h
index de179993e039..54dfef70a072 100644
--- a/include/linux/compiler-clang.h
+++ b/include/linux/compiler-clang.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_COMPILER_H
#error "Please don't include <linux/compiler-clang.h> directly, include <linux/compiler.h> instead."
#endif
diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h
index 16d41de92ee3..bb78e5bdff26 100644
--- a/include/linux/compiler-gcc.h
+++ b/include/linux/compiler-gcc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_COMPILER_H
#error "Please don't include <linux/compiler-gcc.h> directly, include <linux/compiler.h> instead."
#endif
diff --git a/include/linux/compiler-intel.h b/include/linux/compiler-intel.h
index d4c71132d07f..523d1b74550f 100644
--- a/include/linux/compiler-intel.h
+++ b/include/linux/compiler-intel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_COMPILER_H
#error "Please don't include <linux/compiler-intel.h> directly, include <linux/compiler.h> instead."
#endif
diff --git a/include/linux/compiler.h b/include/linux/compiler.h
index e95a2631e545..202710420d6d 100644
--- a/include/linux/compiler.h
+++ b/include/linux/compiler.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_COMPILER_H
#define __LINUX_COMPILER_H
@@ -190,13 +191,13 @@ void ftrace_likely_update(struct ftrace_likely_data *f, int val,
asm("%c0:\n\t" \
".pushsection .discard.reachable\n\t" \
".long %c0b - .\n\t" \
- ".popsection\n\t" : : "i" (__LINE__)); \
+ ".popsection\n\t" : : "i" (__COUNTER__)); \
})
#define annotate_unreachable() ({ \
asm("%c0:\n\t" \
".pushsection .discard.unreachable\n\t" \
".long %c0b - .\n\t" \
- ".popsection\n\t" : : "i" (__LINE__)); \
+ ".popsection\n\t" : : "i" (__COUNTER__)); \
})
#define ASM_UNREACHABLE \
"999:\n\t" \
diff --git a/include/linux/completion.h b/include/linux/completion.h
index cae5400022a3..7828451e161a 100644
--- a/include/linux/completion.h
+++ b/include/linux/completion.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_COMPLETION_H
#define __LINUX_COMPLETION_H
diff --git a/include/linux/component.h b/include/linux/component.h
index a559eebc0e0f..e71fbbbc74e2 100644
--- a/include/linux/component.h
+++ b/include/linux/component.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef COMPONENT_H
#define COMPONENT_H
diff --git a/include/linux/console_struct.h b/include/linux/console_struct.h
index 6fd3c908a340..c0ec478ea5bf 100644
--- a/include/linux/console_struct.h
+++ b/include/linux/console_struct.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* console_struct.h
*
diff --git a/include/linux/consolemap.h b/include/linux/consolemap.h
index c4811da1338b..254246673390 100644
--- a/include/linux/consolemap.h
+++ b/include/linux/consolemap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* consolemap.h
*
diff --git a/include/linux/context_tracking.h b/include/linux/context_tracking.h
index c78fc27418f2..d05609ad329d 100644
--- a/include/linux/context_tracking.h
+++ b/include/linux/context_tracking.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_CONTEXT_TRACKING_H
#define _LINUX_CONTEXT_TRACKING_H
diff --git a/include/linux/context_tracking_state.h b/include/linux/context_tracking_state.h
index 1d34fe68f48a..f128dc3be0df 100644
--- a/include/linux/context_tracking_state.h
+++ b/include/linux/context_tracking_state.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_CONTEXT_TRACKING_STATE_H
#define _LINUX_CONTEXT_TRACKING_STATE_H
diff --git a/include/linux/coredump.h b/include/linux/coredump.h
index 28ffa94aed6b..207aed96a5b7 100644
--- a/include/linux/coredump.h
+++ b/include/linux/coredump.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_COREDUMP_H
#define _LINUX_COREDUMP_H
diff --git a/include/linux/coresight-stm.h b/include/linux/coresight-stm.h
index a978bb85599a..74714b59f9d2 100644
--- a/include/linux/coresight-stm.h
+++ b/include/linux/coresight-stm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_CORESIGHT_STM_H_
#define __LINUX_CORESIGHT_STM_H_
diff --git a/include/linux/cpu.h b/include/linux/cpu.h
index ca73bc1563f4..938ea8ae0ba4 100644
--- a/include/linux/cpu.h
+++ b/include/linux/cpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/linux/cpu.h - generic cpu definition
*
diff --git a/include/linux/cpuhotplug.h b/include/linux/cpuhotplug.h
index 6d508767e144..2477a5cb5bd5 100644
--- a/include/linux/cpuhotplug.h
+++ b/include/linux/cpuhotplug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CPUHOTPLUG_H
#define __CPUHOTPLUG_H
diff --git a/include/linux/cpumask.h b/include/linux/cpumask.h
index cd415b733c2a..8d3125c493b2 100644
--- a/include/linux/cpumask.h
+++ b/include/linux/cpumask.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_CPUMASK_H
#define __LINUX_CPUMASK_H
diff --git a/include/linux/cpuset.h b/include/linux/cpuset.h
index a1e6a33a4b03..1b8e41597ef5 100644
--- a/include/linux/cpuset.h
+++ b/include/linux/cpuset.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_CPUSET_H
#define _LINUX_CPUSET_H
/*
diff --git a/include/linux/crash_core.h b/include/linux/crash_core.h
index 2df2118fbe13..06097ef30449 100644
--- a/include/linux/crash_core.h
+++ b/include/linux/crash_core.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_CRASH_CORE_H
#define LINUX_CRASH_CORE_H
diff --git a/include/linux/crash_dump.h b/include/linux/crash_dump.h
index 3873697ba21c..a992e6ca2f1c 100644
--- a/include/linux/crash_dump.h
+++ b/include/linux/crash_dump.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_CRASH_DUMP_H
#define LINUX_CRASH_DUMP_H
diff --git a/include/linux/crc-ccitt.h b/include/linux/crc-ccitt.h
index f52696a1ff0d..cd4f420231ba 100644
--- a/include/linux/crc-ccitt.h
+++ b/include/linux/crc-ccitt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_CRC_CCITT_H
#define _LINUX_CRC_CCITT_H
diff --git a/include/linux/crc-t10dif.h b/include/linux/crc-t10dif.h
index d81961e9e37d..1fe0cfcdea30 100644
--- a/include/linux/crc-t10dif.h
+++ b/include/linux/crc-t10dif.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_CRC_T10DIF_H
#define _LINUX_CRC_T10DIF_H
diff --git a/include/linux/crc32c.h b/include/linux/crc32c.h
index bd8b44d96bdc..357ae4611a45 100644
--- a/include/linux/crc32c.h
+++ b/include/linux/crc32c.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_CRC32C_H
#define _LINUX_CRC32C_H
diff --git a/include/linux/crc4.h b/include/linux/crc4.h
index 8f739f1d794f..bd2c90556a06 100644
--- a/include/linux/crc4.h
+++ b/include/linux/crc4.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_CRC4_H
#define _LINUX_CRC4_H
diff --git a/include/linux/crc7.h b/include/linux/crc7.h
index d590765106f3..b462842f3c32 100644
--- a/include/linux/crc7.h
+++ b/include/linux/crc7.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_CRC7_H
#define _LINUX_CRC7_H
#include <linux/types.h>
diff --git a/include/linux/crush/crush.h b/include/linux/crush/crush.h
index 07eed95e10c7..54741295c70b 100644
--- a/include/linux/crush/crush.h
+++ b/include/linux/crush/crush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef CEPH_CRUSH_CRUSH_H
#define CEPH_CRUSH_CRUSH_H
diff --git a/include/linux/crush/hash.h b/include/linux/crush/hash.h
index d1d90258242e..904df41f7847 100644
--- a/include/linux/crush/hash.h
+++ b/include/linux/crush/hash.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef CEPH_CRUSH_HASH_H
#define CEPH_CRUSH_HASH_H
diff --git a/include/linux/crush/mapper.h b/include/linux/crush/mapper.h
index 141edabb947e..f9b99232f5a1 100644
--- a/include/linux/crush/mapper.h
+++ b/include/linux/crush/mapper.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef CEPH_CRUSH_MAPPER_H
#define CEPH_CRUSH_MAPPER_H
diff --git a/include/linux/cryptohash.h b/include/linux/cryptohash.h
index df4d3e943d28..f6ba4c3e60d7 100644
--- a/include/linux/cryptohash.h
+++ b/include/linux/cryptohash.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CRYPTOHASH_H
#define __CRYPTOHASH_H
diff --git a/include/linux/ctype.h b/include/linux/ctype.h
index f13e4ff6835a..363b004426db 100644
--- a/include/linux/ctype.h
+++ b/include/linux/ctype.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_CTYPE_H
#define _LINUX_CTYPE_H
diff --git a/include/linux/cuda.h b/include/linux/cuda.h
index b72332823807..056867f09a01 100644
--- a/include/linux/cuda.h
+++ b/include/linux/cuda.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Definitions for talking to the CUDA. The CUDA is a microcontroller
* which controls the ADB, system power, RTC, and various other things.
diff --git a/include/linux/cyclades.h b/include/linux/cyclades.h
index 19ae518f5471..83925bd12c0b 100644
--- a/include/linux/cyclades.h
+++ b/include/linux/cyclades.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Revision: 3.0 $$Date: 1998/11/02 14:20:59 $
* linux/include/linux/cyclades.h
*
diff --git a/include/linux/dax.h b/include/linux/dax.h
index 122197124b9d..895e16fcc62d 100644
--- a/include/linux/dax.h
+++ b/include/linux/dax.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_DAX_H
#define _LINUX_DAX_H
diff --git a/include/linux/dcache.h b/include/linux/dcache.h
index ed1a7cf6923a..f05a659cdf34 100644
--- a/include/linux/dcache.h
+++ b/include/linux/dcache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_DCACHE_H
#define __LINUX_DCACHE_H
diff --git a/include/linux/dccp.h b/include/linux/dccp.h
index 68449293c4b6..6b64b6cc2175 100644
--- a/include/linux/dccp.h
+++ b/include/linux/dccp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_DCCP_H
#define _LINUX_DCCP_H
diff --git a/include/linux/dcookies.h b/include/linux/dcookies.h
index 699b6c499c4f..ddfdac20cad0 100644
--- a/include/linux/dcookies.h
+++ b/include/linux/dcookies.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* dcookies.h
*
diff --git a/include/linux/debug_locks.h b/include/linux/debug_locks.h
index 822c1354f3a6..120225e9a366 100644
--- a/include/linux/debug_locks.h
+++ b/include/linux/debug_locks.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_DEBUG_LOCKING_H
#define __LINUX_DEBUG_LOCKING_H
diff --git a/include/linux/debugobjects.h b/include/linux/debugobjects.h
index d82bf1994485..afc416e5dcab 100644
--- a/include/linux/debugobjects.h
+++ b/include/linux/debugobjects.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_DEBUGOBJECTS_H
#define _LINUX_DEBUGOBJECTS_H
diff --git a/include/linux/decompress/bunzip2.h b/include/linux/decompress/bunzip2.h
index 4d683df898e6..5860163942a4 100644
--- a/include/linux/decompress/bunzip2.h
+++ b/include/linux/decompress/bunzip2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DECOMPRESS_BUNZIP2_H
#define DECOMPRESS_BUNZIP2_H
diff --git a/include/linux/decompress/generic.h b/include/linux/decompress/generic.h
index 1fcfd64b5076..207d80138db5 100644
--- a/include/linux/decompress/generic.h
+++ b/include/linux/decompress/generic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DECOMPRESS_GENERIC_H
#define DECOMPRESS_GENERIC_H
diff --git a/include/linux/decompress/inflate.h b/include/linux/decompress/inflate.h
index e4f411fdbd24..b65f24e7d442 100644
--- a/include/linux/decompress/inflate.h
+++ b/include/linux/decompress/inflate.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_DECOMPRESS_INFLATE_H
#define LINUX_DECOMPRESS_INFLATE_H
diff --git a/include/linux/decompress/mm.h b/include/linux/decompress/mm.h
index 7925bf0ee836..868e9eacd69e 100644
--- a/include/linux/decompress/mm.h
+++ b/include/linux/decompress/mm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/compr_mm.h
*
diff --git a/include/linux/decompress/unlz4.h b/include/linux/decompress/unlz4.h
index 3273c2f36496..5a235f605d5f 100644
--- a/include/linux/decompress/unlz4.h
+++ b/include/linux/decompress/unlz4.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DECOMPRESS_UNLZ4_H
#define DECOMPRESS_UNLZ4_H
diff --git a/include/linux/decompress/unlzma.h b/include/linux/decompress/unlzma.h
index 8a891a193840..1c930f125182 100644
--- a/include/linux/decompress/unlzma.h
+++ b/include/linux/decompress/unlzma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DECOMPRESS_UNLZMA_H
#define DECOMPRESS_UNLZMA_H
diff --git a/include/linux/decompress/unlzo.h b/include/linux/decompress/unlzo.h
index af18f95d6570..550ae8783d1b 100644
--- a/include/linux/decompress/unlzo.h
+++ b/include/linux/decompress/unlzo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DECOMPRESS_UNLZO_H
#define DECOMPRESS_UNLZO_H
diff --git a/include/linux/delay.h b/include/linux/delay.h
index 2ecb3c46b20a..b78bab4395d8 100644
--- a/include/linux/delay.h
+++ b/include/linux/delay.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_DELAY_H
#define _LINUX_DELAY_H
diff --git a/include/linux/delayed_call.h b/include/linux/delayed_call.h
index f7fa76ae1a9b..a26c3b95b5cf 100644
--- a/include/linux/delayed_call.h
+++ b/include/linux/delayed_call.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DELAYED_CALL_H
#define _DELAYED_CALL_H
diff --git a/include/linux/dell-led.h b/include/linux/dell-led.h
index 3f033c48071e..92521471517f 100644
--- a/include/linux/dell-led.h
+++ b/include/linux/dell-led.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DELL_LED_H__
#define __DELL_LED_H__
diff --git a/include/linux/device_cgroup.h b/include/linux/device_cgroup.h
index 8b64221b432b..cdbc344a92e4 100644
--- a/include/linux/device_cgroup.h
+++ b/include/linux/device_cgroup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/fs.h>
#ifdef CONFIG_CGROUP_DEVICE
diff --git a/include/linux/dio.h b/include/linux/dio.h
index 2cc0fd00463f..1470d1d943b4 100644
--- a/include/linux/dio.h
+++ b/include/linux/dio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* header file for DIO boards for the HP300 architecture.
* Maybe this should handle DIO-II later?
* The general structure of this is vaguely based on how
diff --git a/include/linux/dirent.h b/include/linux/dirent.h
index f072fb8d10a3..fc61f3cff72f 100644
--- a/include/linux/dirent.h
+++ b/include/linux/dirent.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_DIRENT_H
#define _LINUX_DIRENT_H
diff --git a/include/linux/dma-direction.h b/include/linux/dma-direction.h
index 95b6a82f5951..3649a031893a 100644
--- a/include/linux/dma-direction.h
+++ b/include/linux/dma-direction.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_DMA_DIRECTION_H
#define _LINUX_DMA_DIRECTION_H
/*
diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index 29ce9815da87..7653ea66874d 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_DMA_MAPPING_H
#define _LINUX_DMA_MAPPING_H
diff --git a/include/linux/dma/mmp-pdma.h b/include/linux/dma/mmp-pdma.h
index 2dc9b2bc18fc..25cab62a28c4 100644
--- a/include/linux/dma/mmp-pdma.h
+++ b/include/linux/dma/mmp-pdma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _MMP_PDMA_H_
#define _MMP_PDMA_H_
diff --git a/include/linux/dma/pxa-dma.h b/include/linux/dma/pxa-dma.h
index 3edc99294bf6..e56ec7af4fd7 100644
--- a/include/linux/dma/pxa-dma.h
+++ b/include/linux/dma/pxa-dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PXA_DMA_H_
#define _PXA_DMA_H_
diff --git a/include/linux/dma_remapping.h b/include/linux/dma_remapping.h
index 90884072fa73..21b3e7d33d68 100644
--- a/include/linux/dma_remapping.h
+++ b/include/linux/dma_remapping.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DMA_REMAPPING_H
#define _DMA_REMAPPING_H
diff --git a/include/linux/dmi.h b/include/linux/dmi.h
index 9bbf21a516e4..46e151172d95 100644
--- a/include/linux/dmi.h
+++ b/include/linux/dmi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DMI_H__
#define __DMI_H__
diff --git a/include/linux/dnotify.h b/include/linux/dnotify.h
index 3290555a52ee..0aad774beaec 100644
--- a/include/linux/dnotify.h
+++ b/include/linux/dnotify.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_DNOTIFY_H
#define _LINUX_DNOTIFY_H
/*
diff --git a/include/linux/dqblk_qtree.h b/include/linux/dqblk_qtree.h
index 0de21e935976..100d22a46b82 100644
--- a/include/linux/dqblk_qtree.h
+++ b/include/linux/dqblk_qtree.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Definitions of structures and functions for quota formats using trie
*/
diff --git a/include/linux/dqblk_v1.h b/include/linux/dqblk_v1.h
index c0d4d1e2a45c..85d837a14838 100644
--- a/include/linux/dqblk_v1.h
+++ b/include/linux/dqblk_v1.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* File with in-memory structures of old quota format
*/
diff --git a/include/linux/dqblk_v2.h b/include/linux/dqblk_v2.h
index 18000a542677..da95932ad9e7 100644
--- a/include/linux/dqblk_v2.h
+++ b/include/linux/dqblk_v2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Definitions for vfsv0 quota format
*/
diff --git a/include/linux/drbd_genl.h b/include/linux/drbd_genl.h
index 4e6d4d4c7056..53f44b8cd75f 100644
--- a/include/linux/drbd_genl.h
+++ b/include/linux/drbd_genl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* General overview:
* full generic netlink message:
diff --git a/include/linux/drbd_genl_api.h b/include/linux/drbd_genl_api.h
index 9ef50d51e34e..bd62efc29002 100644
--- a/include/linux/drbd_genl_api.h
+++ b/include/linux/drbd_genl_api.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DRBD_GENL_STRUCT_H
#define DRBD_GENL_STRUCT_H
diff --git a/include/linux/drbd_limits.h b/include/linux/drbd_limits.h
index 24ae1b9b76c7..9e33f7038bea 100644
--- a/include/linux/drbd_limits.h
+++ b/include/linux/drbd_limits.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
drbd_limits.h
This file is part of DRBD by Philipp Reisner and Lars Ellenberg.
diff --git a/include/linux/ds2782_battery.h b/include/linux/ds2782_battery.h
index b4e281f65c15..fb6c97e10956 100644
--- a/include/linux/ds2782_battery.h
+++ b/include/linux/ds2782_battery.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_DS2782_BATTERY_H
#define __LINUX_DS2782_BATTERY_H
diff --git a/include/linux/dtlk.h b/include/linux/dtlk.h
index 22a7b9a5f5d1..27b95e70bde3 100644
--- a/include/linux/dtlk.h
+++ b/include/linux/dtlk.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define DTLK_MINOR 0
#define DTLK_IO_EXTENT 0x02
diff --git a/include/linux/dynamic_debug.h b/include/linux/dynamic_debug.h
index 546d68057e3b..2fd8006153c3 100644
--- a/include/linux/dynamic_debug.h
+++ b/include/linux/dynamic_debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DYNAMIC_DEBUG_H
#define _DYNAMIC_DEBUG_H
diff --git a/include/linux/dynamic_queue_limits.h b/include/linux/dynamic_queue_limits.h
index a4be70398ce1..34c0a5464c74 100644
--- a/include/linux/dynamic_queue_limits.h
+++ b/include/linux/dynamic_queue_limits.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Dynamic queue limits (dql) - Definitions
*
diff --git a/include/linux/earlycpio.h b/include/linux/earlycpio.h
index 111f46d83d00..c70519267c77 100644
--- a/include/linux/earlycpio.h
+++ b/include/linux/earlycpio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_EARLYCPIO_H
#define _LINUX_EARLYCPIO_H
diff --git a/include/linux/ecryptfs.h b/include/linux/ecryptfs.h
index 8d5ab998a222..91e142abf7e8 100644
--- a/include/linux/ecryptfs.h
+++ b/include/linux/ecryptfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_ECRYPTFS_H
#define _LINUX_ECRYPTFS_H
diff --git a/include/linux/eeprom_93xx46.h b/include/linux/eeprom_93xx46.h
index 915898759280..eec7928ff8fe 100644
--- a/include/linux/eeprom_93xx46.h
+++ b/include/linux/eeprom_93xx46.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Module: eeprom_93xx46
* platform description for 93xx46 EEPROMs.
diff --git a/include/linux/efi-bgrt.h b/include/linux/efi-bgrt.h
index e6f624b53c3d..e6cd51005633 100644
--- a/include/linux/efi-bgrt.h
+++ b/include/linux/efi-bgrt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_EFI_BGRT_H
#define _LINUX_EFI_BGRT_H
diff --git a/include/linux/efi.h b/include/linux/efi.h
index 66f4a4e79f4b..d813f7b04da7 100644
--- a/include/linux/efi.h
+++ b/include/linux/efi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_EFI_H
#define _LINUX_EFI_H
diff --git a/include/linux/efs_vh.h b/include/linux/efs_vh.h
index 8a11150c61fe..206c5270f7b8 100644
--- a/include/linux/efs_vh.h
+++ b/include/linux/efs_vh.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* efs_vh.h
*
diff --git a/include/linux/eisa.h b/include/linux/eisa.h
index 6925249a5ac6..b012e30afebd 100644
--- a/include/linux/eisa.h
+++ b/include/linux/eisa.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_EISA_H
#define _LINUX_EISA_H
diff --git a/include/linux/elevator.h b/include/linux/elevator.h
index 5bc8f8682a3e..ddb7632d73b9 100644
--- a/include/linux/elevator.h
+++ b/include/linux/elevator.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_ELEVATOR_H
#define _LINUX_ELEVATOR_H
diff --git a/include/linux/elf-randomize.h b/include/linux/elf-randomize.h
index b5f0bda9472e..da0dbb7b6be3 100644
--- a/include/linux/elf-randomize.h
+++ b/include/linux/elf-randomize.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ELF_RANDOMIZE_H
#define _ELF_RANDOMIZE_H
diff --git a/include/linux/elf.h b/include/linux/elf.h
index ba069e8f4f78..e3649b3e970e 100644
--- a/include/linux/elf.h
+++ b/include/linux/elf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_ELF_H
#define _LINUX_ELF_H
diff --git a/include/linux/elfcore-compat.h b/include/linux/elfcore-compat.h
index 0a90e1c3a422..b5f2efdd05e0 100644
--- a/include/linux/elfcore-compat.h
+++ b/include/linux/elfcore-compat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_ELFCORE_COMPAT_H
#define _LINUX_ELFCORE_COMPAT_H
diff --git a/include/linux/elfcore.h b/include/linux/elfcore.h
index c8240a12c42d..4cad0e784b28 100644
--- a/include/linux/elfcore.h
+++ b/include/linux/elfcore.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_ELFCORE_H
#define _LINUX_ELFCORE_H
diff --git a/include/linux/elfnote.h b/include/linux/elfnote.h
index 278e3ef05336..f236f5b931b2 100644
--- a/include/linux/elfnote.h
+++ b/include/linux/elfnote.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_ELFNOTE_H
#define _LINUX_ELFNOTE_H
/*
diff --git a/include/linux/err.h b/include/linux/err.h
index 1e3558845e4c..87be24350e91 100644
--- a/include/linux/err.h
+++ b/include/linux/err.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_ERR_H
#define _LINUX_ERR_H
diff --git a/include/linux/errno.h b/include/linux/errno.h
index 7ce9fb1b7d28..3cba627577d6 100644
--- a/include/linux/errno.h
+++ b/include/linux/errno.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_ERRNO_H
#define _LINUX_ERRNO_H
diff --git a/include/linux/errqueue.h b/include/linux/errqueue.h
index 6fdfc884fdeb..be1cf7291d6c 100644
--- a/include/linux/errqueue.h
+++ b/include/linux/errqueue.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_ERRQUEUE_H
#define _LINUX_ERRQUEUE_H 1
diff --git a/include/linux/errseq.h b/include/linux/errseq.h
index f746bd8fe4d0..6ffae9c5052d 100644
--- a/include/linux/errseq.h
+++ b/include/linux/errseq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* See Documentation/errseq.rst and lib/errseq.c
*/
diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h
index 4587a4c36923..0c0146e7e274 100644
--- a/include/linux/ethtool.h
+++ b/include/linux/ethtool.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ethtool.h: Defines for Linux ethtool.
*
diff --git a/include/linux/eventfd.h b/include/linux/eventfd.h
index 9e4befd95bc7..60b2985e8a18 100644
--- a/include/linux/eventfd.h
+++ b/include/linux/eventfd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/linux/eventfd.h
*
diff --git a/include/linux/evm.h b/include/linux/evm.h
index 35ed9a8a403a..8302bc29bb35 100644
--- a/include/linux/evm.h
+++ b/include/linux/evm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* evm.h
*
diff --git a/include/linux/exportfs.h b/include/linux/exportfs.h
index 5ab958cdc50b..0d3037419bc7 100644
--- a/include/linux/exportfs.h
+++ b/include/linux/exportfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_EXPORTFS_H
#define LINUX_EXPORTFS_H 1
diff --git a/include/linux/ext2_fs.h b/include/linux/ext2_fs.h
index 2723e715f67a..1fef88569037 100644
--- a/include/linux/ext2_fs.h
+++ b/include/linux/ext2_fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/ext2_fs.h
*
diff --git a/include/linux/extable.h b/include/linux/extable.h
index 28addad0dda7..41c5b3a25f67 100644
--- a/include/linux/extable.h
+++ b/include/linux/extable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_EXTABLE_H
#define _LINUX_EXTABLE_H
diff --git a/include/linux/falloc.h b/include/linux/falloc.h
index 7494dc67c66f..674d59f4d6ce 100644
--- a/include/linux/falloc.h
+++ b/include/linux/falloc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FALLOC_H_
#define _FALLOC_H_
diff --git a/include/linux/fanotify.h b/include/linux/fanotify.h
index cef93ddcc5a0..096c96f4f16a 100644
--- a/include/linux/fanotify.h
+++ b/include/linux/fanotify.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_FANOTIFY_H
#define _LINUX_FANOTIFY_H
diff --git a/include/linux/fault-inject.h b/include/linux/fault-inject.h
index 728d4e0292aa..c3c95d18bf43 100644
--- a/include/linux/fault-inject.h
+++ b/include/linux/fault-inject.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_FAULT_INJECT_H
#define _LINUX_FAULT_INJECT_H
diff --git a/include/linux/fb.h b/include/linux/fb.h
index f4386b0ccf40..bc24e48e396d 100644
--- a/include/linux/fb.h
+++ b/include/linux/fb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_FB_H
#define _LINUX_FB_H
diff --git a/include/linux/fcntl.h b/include/linux/fcntl.h
index 1b48d9c9a561..27dc7a60693e 100644
--- a/include/linux/fcntl.h
+++ b/include/linux/fcntl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_FCNTL_H
#define _LINUX_FCNTL_H
diff --git a/include/linux/fd.h b/include/linux/fd.h
index 69275bccc3e4..ece5ea53205b 100644
--- a/include/linux/fd.h
+++ b/include/linux/fd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_FD_H
#define _LINUX_FD_H
diff --git a/include/linux/fdtable.h b/include/linux/fdtable.h
index 6e84b2cae6ad..1c65817673db 100644
--- a/include/linux/fdtable.h
+++ b/include/linux/fdtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* descriptor table internals; you almost certainly want file.h instead.
*/
diff --git a/include/linux/file.h b/include/linux/file.h
index 61eb82cbafba..279720db984a 100644
--- a/include/linux/file.h
+++ b/include/linux/file.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Wrapper functions for accessing the file_struct fd array.
*/
diff --git a/include/linux/filter.h b/include/linux/filter.h
index d29e58fde364..48ec57e70f9f 100644
--- a/include/linux/filter.h
+++ b/include/linux/filter.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Linux Socket Filter Data Structures
*/
@@ -728,7 +729,7 @@ void xdp_do_flush_map(void);
void bpf_warn_invalid_xdp_action(u32 act);
void bpf_warn_invalid_xdp_redirect(u32 ifindex);
-struct sock *do_sk_redirect_map(void);
+struct sock *do_sk_redirect_map(struct sk_buff *skb);
#ifdef CONFIG_BPF_JIT
extern int bpf_jit_enable;
diff --git a/include/linux/fips.h b/include/linux/fips.h
index f8fb07b0b6b8..afeeece92302 100644
--- a/include/linux/fips.h
+++ b/include/linux/fips.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FIPS_H
#define _FIPS_H
diff --git a/include/linux/firewire.h b/include/linux/firewire.h
index d4b7683c722d..aec8f30ab200 100644
--- a/include/linux/firewire.h
+++ b/include/linux/firewire.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_FIREWIRE_H
#define _LINUX_FIREWIRE_H
diff --git a/include/linux/firmware.h b/include/linux/firmware.h
index b1f9f0ccb8ac..d4508080348d 100644
--- a/include/linux/firmware.h
+++ b/include/linux/firmware.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_FIRMWARE_H
#define _LINUX_FIRMWARE_H
diff --git a/include/linux/flat.h b/include/linux/flat.h
index 7d542dfd0def..569b67d64d5c 100644
--- a/include/linux/flat.h
+++ b/include/linux/flat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2002-2003 David McCullough <davidm@snapgear.com>
* Copyright (C) 1998 Kenneth Albanowski <kjahds@kjahds.com>
diff --git a/include/linux/flex_array.h b/include/linux/flex_array.h
index 11366b3ff0b4..b94fa61b51fb 100644
--- a/include/linux/flex_array.h
+++ b/include/linux/flex_array.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FLEX_ARRAY_H
#define _FLEX_ARRAY_H
diff --git a/include/linux/flex_proportions.h b/include/linux/flex_proportions.h
index 0d348e011a6e..c12df59d3f5f 100644
--- a/include/linux/flex_proportions.h
+++ b/include/linux/flex_proportions.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Floating proportions with flexible aging period
*
diff --git a/include/linux/fmc-sdb.h b/include/linux/fmc-sdb.h
index 599bd6bab56d..bec899f0867c 100644
--- a/include/linux/fmc-sdb.h
+++ b/include/linux/fmc-sdb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This file is separate from sdb.h, because I want that one to remain
* unchanged (as far as possible) from the official sdb distribution
diff --git a/include/linux/fpga/fpga-bridge.h b/include/linux/fpga/fpga-bridge.h
index dba6e3c697c7..aa66c87c120b 100644
--- a/include/linux/fpga/fpga-bridge.h
+++ b/include/linux/fpga/fpga-bridge.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/device.h>
#include <linux/fpga/fpga-mgr.h>
diff --git a/include/linux/frame.h b/include/linux/frame.h
index d772c61c31da..02d3ca2d9598 100644
--- a/include/linux/frame.h
+++ b/include/linux/frame.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_FRAME_H
#define _LINUX_FRAME_H
diff --git a/include/linux/freezer.h b/include/linux/freezer.h
index dd03e837ebb7..3995df1d068f 100644
--- a/include/linux/freezer.h
+++ b/include/linux/freezer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Freezer declarations */
#ifndef FREEZER_H_INCLUDED
diff --git a/include/linux/frontswap.h b/include/linux/frontswap.h
index 1d18af034554..011965c08b93 100644
--- a/include/linux/frontswap.h
+++ b/include/linux/frontswap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_FRONTSWAP_H
#define _LINUX_FRONTSWAP_H
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 13dab191a23e..885266aae2d7 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_FS_H
#define _LINUX_FS_H
diff --git a/include/linux/fs_pin.h b/include/linux/fs_pin.h
index 3886b3bffd7f..7cab74d66f85 100644
--- a/include/linux/fs_pin.h
+++ b/include/linux/fs_pin.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/wait.h>
struct fs_pin {
diff --git a/include/linux/fs_stack.h b/include/linux/fs_stack.h
index da317c7163ab..54210a42c30d 100644
--- a/include/linux/fs_stack.h
+++ b/include/linux/fs_stack.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_FS_STACK_H
#define _LINUX_FS_STACK_H
diff --git a/include/linux/fs_struct.h b/include/linux/fs_struct.h
index 7a026240cbb1..cf1015abfbf2 100644
--- a/include/linux/fs_struct.h
+++ b/include/linux/fs_struct.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_FS_STRUCT_H
#define _LINUX_FS_STRUCT_H
diff --git a/include/linux/fscrypt_common.h b/include/linux/fscrypt_common.h
index 97f738628b36..854d724978fa 100644
--- a/include/linux/fscrypt_common.h
+++ b/include/linux/fscrypt_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* fscrypt_common.h: common declarations for per-file encryption
*
diff --git a/include/linux/fscrypt_notsupp.h b/include/linux/fscrypt_notsupp.h
index ec406aed2f2f..19609ceea350 100644
--- a/include/linux/fscrypt_notsupp.h
+++ b/include/linux/fscrypt_notsupp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* fscrypt_notsupp.h
*
diff --git a/include/linux/fscrypt_supp.h b/include/linux/fscrypt_supp.h
index 32e2fcf13b01..5153dce22f09 100644
--- a/include/linux/fscrypt_supp.h
+++ b/include/linux/fscrypt_supp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* fscrypt_supp.h
*
diff --git a/include/linux/fsl/edac.h b/include/linux/fsl/edac.h
index 90d64d4ec1a9..148a297d7587 100644
--- a/include/linux/fsl/edac.h
+++ b/include/linux/fsl/edac.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef FSL_EDAC_H
#define FSL_EDAC_H
diff --git a/include/linux/fsnotify.h b/include/linux/fsnotify.h
index b78aa7ac77ce..bdaf22582f6e 100644
--- a/include/linux/fsnotify.h
+++ b/include/linux/fsnotify.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_FS_NOTIFY_H
#define _LINUX_FS_NOTIFY_H
diff --git a/include/linux/fsnotify_backend.h b/include/linux/fsnotify_backend.h
index c6c69318752b..3597ef78df4d 100644
--- a/include/linux/fsnotify_backend.h
+++ b/include/linux/fsnotify_backend.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Filesystem access notification for Linux
*
diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h
index 2e028854bac7..e54d257983f2 100644
--- a/include/linux/ftrace.h
+++ b/include/linux/ftrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Ftrace header. For implementation details beyond the random comments
* scattered below, see: Documentation/trace/ftrace-design.txt
diff --git a/include/linux/ftrace_irq.h b/include/linux/ftrace_irq.h
index 4ec2c9b205f2..ccda97dc7f8b 100644
--- a/include/linux/ftrace_irq.h
+++ b/include/linux/ftrace_irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_FTRACE_IRQ_H
#define _LINUX_FTRACE_IRQ_H
diff --git a/include/linux/futex.h b/include/linux/futex.h
index f36bfd26f998..c0fb9a24bbd2 100644
--- a/include/linux/futex.h
+++ b/include/linux/futex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_FUTEX_H
#define _LINUX_FUTEX_H
diff --git a/include/linux/gcd.h b/include/linux/gcd.h
index 69f5e8a01bad..cb572677fd7f 100644
--- a/include/linux/gcd.h
+++ b/include/linux/gcd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _GCD_H
#define _GCD_H
diff --git a/include/linux/genetlink.h b/include/linux/genetlink.h
index a4c61cbce777..b96dd4e1e663 100644
--- a/include/linux/genetlink.h
+++ b/include/linux/genetlink.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_GENERIC_NETLINK_H
#define __LINUX_GENERIC_NETLINK_H
diff --git a/include/linux/genhd.h b/include/linux/genhd.h
index ea652bfcd675..44790523057f 100644
--- a/include/linux/genhd.h
+++ b/include/linux/genhd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_GENHD_H
#define _LINUX_GENHD_H
diff --git a/include/linux/genl_magic_func.h b/include/linux/genl_magic_func.h
index 377257d8f7e3..604967609e55 100644
--- a/include/linux/genl_magic_func.h
+++ b/include/linux/genl_magic_func.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef GENL_MAGIC_FUNC_H
#define GENL_MAGIC_FUNC_H
diff --git a/include/linux/genl_magic_struct.h b/include/linux/genl_magic_struct.h
index 6270a56e5edc..5972e4969197 100644
--- a/include/linux/genl_magic_struct.h
+++ b/include/linux/genl_magic_struct.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef GENL_MAGIC_STRUCT_H
#define GENL_MAGIC_STRUCT_H
diff --git a/include/linux/getcpu.h b/include/linux/getcpu.h
index c7372d7a97be..c304dcdb4eac 100644
--- a/include/linux/getcpu.h
+++ b/include/linux/getcpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_GETCPU_H
#define _LINUX_GETCPU_H 1
diff --git a/include/linux/gfp.h b/include/linux/gfp.h
index f780718b7391..710143741eb5 100644
--- a/include/linux/gfp.h
+++ b/include/linux/gfp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_GFP_H
#define __LINUX_GFP_H
diff --git a/include/linux/glob.h b/include/linux/glob.h
index 861d8347d08e..861327b33e41 100644
--- a/include/linux/glob.h
+++ b/include/linux/glob.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_GLOB_H
#define _LINUX_GLOB_H
diff --git a/include/linux/goldfish.h b/include/linux/goldfish.h
index 93e080b39cf6..2835c150c3ff 100644
--- a/include/linux/goldfish.h
+++ b/include/linux/goldfish.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_GOLDFISH_H
#define __LINUX_GOLDFISH_H
diff --git a/include/linux/gpio-pxa.h b/include/linux/gpio-pxa.h
index d90ebbe02ca4..1e1fa0160480 100644
--- a/include/linux/gpio-pxa.h
+++ b/include/linux/gpio-pxa.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __GPIO_PXA_H
#define __GPIO_PXA_H
diff --git a/include/linux/gpio.h b/include/linux/gpio.h
index d12b5d566e4b..8ef7fc0ce0f0 100644
--- a/include/linux/gpio.h
+++ b/include/linux/gpio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_GPIO_H
#define __LINUX_GPIO_H
diff --git a/include/linux/gpio/consumer.h b/include/linux/gpio/consumer.h
index 8f702fcbe485..c4a350d83578 100644
--- a/include/linux/gpio/consumer.h
+++ b/include/linux/gpio/consumer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_GPIO_CONSUMER_H
#define __LINUX_GPIO_CONSUMER_H
diff --git a/include/linux/gpio/driver.h b/include/linux/gpio/driver.h
index c97f8325e8bf..424e5139ff10 100644
--- a/include/linux/gpio/driver.h
+++ b/include/linux/gpio/driver.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_GPIO_DRIVER_H
#define __LINUX_GPIO_DRIVER_H
diff --git a/include/linux/gpio/gpio-reg.h b/include/linux/gpio/gpio-reg.h
index 90e0b9060e6d..5c6efd394cb0 100644
--- a/include/linux/gpio/gpio-reg.h
+++ b/include/linux/gpio/gpio-reg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef GPIO_REG_H
#define GPIO_REG_H
diff --git a/include/linux/gpio/machine.h b/include/linux/gpio/machine.h
index ba4ccfd900f9..b7225369e568 100644
--- a/include/linux/gpio/machine.h
+++ b/include/linux/gpio/machine.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_GPIO_MACHINE_H
#define __LINUX_GPIO_MACHINE_H
diff --git a/include/linux/gpio_keys.h b/include/linux/gpio_keys.h
index 0b71024c082c..d06bf77400f1 100644
--- a/include/linux/gpio_keys.h
+++ b/include/linux/gpio_keys.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _GPIO_KEYS_H
#define _GPIO_KEYS_H
diff --git a/include/linux/hardirq.h b/include/linux/hardirq.h
index c683996110b1..0fbbcdf0c178 100644
--- a/include/linux/hardirq.h
+++ b/include/linux/hardirq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_HARDIRQ_H
#define LINUX_HARDIRQ_H
diff --git a/include/linux/hashtable.h b/include/linux/hashtable.h
index 082dc1bd0801..417d2c4bc60d 100644
--- a/include/linux/hashtable.h
+++ b/include/linux/hashtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Statically sized hash table implementation
* (C) 2012 Sasha Levin <levinsasha928@gmail.com>
diff --git a/include/linux/hdlcdrv.h b/include/linux/hdlcdrv.h
index be3be25bb898..d4d633a49d36 100644
--- a/include/linux/hdlcdrv.h
+++ b/include/linux/hdlcdrv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* hdlcdrv.h -- HDLC packet radio network driver.
* The Linux soundcard driver for 1200 baud and 9600 baud packet radio
diff --git a/include/linux/highmem.h b/include/linux/highmem.h
index bb3f3297062a..776f90f3a1cd 100644
--- a/include/linux/highmem.h
+++ b/include/linux/highmem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_HIGHMEM_H
#define _LINUX_HIGHMEM_H
diff --git a/include/linux/highuid.h b/include/linux/highuid.h
index 434e56246f67..50d383fd674d 100644
--- a/include/linux/highuid.h
+++ b/include/linux/highuid.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_HIGHUID_H
#define _LINUX_HIGHUID_H
diff --git a/include/linux/hpet.h b/include/linux/hpet.h
index 9427ab4e01c3..8604564b985d 100644
--- a/include/linux/hpet.h
+++ b/include/linux/hpet.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __HPET__
#define __HPET__ 1
diff --git a/include/linux/htcpld.h b/include/linux/htcpld.h
index ab3f6cb4dddc..842fce69ac06 100644
--- a/include/linux/htcpld.h
+++ b/include/linux/htcpld.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_HTCPLD_H
#define __LINUX_HTCPLD_H
diff --git a/include/linux/htirq.h b/include/linux/htirq.h
index d4a527e58434..127c39d815ba 100644
--- a/include/linux/htirq.h
+++ b/include/linux/htirq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_HTIRQ_H
#define LINUX_HTIRQ_H
diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h
index 14bc21c2ee7f..87067d23a48b 100644
--- a/include/linux/huge_mm.h
+++ b/include/linux/huge_mm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_HUGE_MM_H
#define _LINUX_HUGE_MM_H
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index 8bbbd37ab105..fbf5b31d47ee 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_HUGETLB_H
#define _LINUX_HUGETLB_H
diff --git a/include/linux/hugetlb_inline.h b/include/linux/hugetlb_inline.h
index a4e7ca0f3585..0660a03d37d9 100644
--- a/include/linux/hugetlb_inline.h
+++ b/include/linux/hugetlb_inline.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_HUGETLB_INLINE_H
#define _LINUX_HUGETLB_INLINE_H
diff --git a/include/linux/hw_breakpoint.h b/include/linux/hw_breakpoint.h
index 0464c85e63fd..cf045885a499 100644
--- a/include/linux/hw_breakpoint.h
+++ b/include/linux/hw_breakpoint.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_HW_BREAKPOINT_H
#define _LINUX_HW_BREAKPOINT_H
diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h
index c458d7b7ad19..6431087816ba 100644
--- a/include/linux/hyperv.h
+++ b/include/linux/hyperv.h
@@ -1403,7 +1403,7 @@ extern bool vmbus_prep_negotiate_resp(struct icmsg_hdr *icmsghdrp, u8 *buf,
const int *srv_version, int srv_vercnt,
int *nego_fw_version, int *nego_srv_version);
-void hv_process_channel_removal(struct vmbus_channel *channel, u32 relid);
+void hv_process_channel_removal(u32 relid);
void vmbus_setevent(struct vmbus_channel *channel);
/*
diff --git a/include/linux/hypervisor.h b/include/linux/hypervisor.h
index 3fa5ef2b3759..b4054fd5b6f6 100644
--- a/include/linux/hypervisor.h
+++ b/include/linux/hypervisor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_HYPEVISOR_H
#define __LINUX_HYPEVISOR_H
diff --git a/include/linux/i2c-algo-pca.h b/include/linux/i2c-algo-pca.h
index a3c3ecd59f08..d03071732db4 100644
--- a/include/linux/i2c-algo-pca.h
+++ b/include/linux/i2c-algo-pca.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_I2C_ALGO_PCA_H
#define _LINUX_I2C_ALGO_PCA_H
diff --git a/include/linux/i2c-omap.h b/include/linux/i2c-omap.h
index babe0cf6d56b..3444265ee8ee 100644
--- a/include/linux/i2c-omap.h
+++ b/include/linux/i2c-omap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __I2C_OMAP_H__
#define __I2C_OMAP_H__
diff --git a/include/linux/i2c-pca-platform.h b/include/linux/i2c-pca-platform.h
index aba33759dec4..0e5f7c77d1d8 100644
--- a/include/linux/i2c-pca-platform.h
+++ b/include/linux/i2c-pca-platform.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef I2C_PCA9564_PLATFORM_H
#define I2C_PCA9564_PLATFORM_H
diff --git a/include/linux/i2c-pxa.h b/include/linux/i2c-pxa.h
index 41dcdfe7f625..a897e2b507b6 100644
--- a/include/linux/i2c-pxa.h
+++ b/include/linux/i2c-pxa.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_I2C_ALGO_PXA_H
#define _LINUX_I2C_ALGO_PXA_H
diff --git a/include/linux/i7300_idle.h b/include/linux/i7300_idle.h
index 1587b7dec505..4dbe651f71f5 100644
--- a/include/linux/i7300_idle.h
+++ b/include/linux/i7300_idle.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef I7300_IDLE_H
#define I7300_IDLE_H
diff --git a/include/linux/icmpv6.h b/include/linux/icmpv6.h
index 57086e9fc64c..a8f888976137 100644
--- a/include/linux/icmpv6.h
+++ b/include/linux/icmpv6.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_ICMPV6_H
#define _LINUX_ICMPV6_H
diff --git a/include/linux/ide.h b/include/linux/ide.h
index dc152e4b7f73..70db3af04541 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _IDE_H
#define _IDE_H
/*
diff --git a/include/linux/if_link.h b/include/linux/if_link.h
index 0b17c585b5cd..4c54611e03e9 100644
--- a/include/linux/if_link.h
+++ b/include/linux/if_link.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_IF_LINK_H
#define _LINUX_IF_LINK_H
diff --git a/include/linux/if_ltalk.h b/include/linux/if_ltalk.h
index 81e434c50790..4cc1c0b77870 100644
--- a/include/linux/if_ltalk.h
+++ b/include/linux/if_ltalk.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_LTALK_H
#define __LINUX_LTALK_H
diff --git a/include/linux/if_macvlan.h b/include/linux/if_macvlan.h
index c9ec1343d187..0e2c60efad2d 100644
--- a/include/linux/if_macvlan.h
+++ b/include/linux/if_macvlan.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_IF_MACVLAN_H
#define _LINUX_IF_MACVLAN_H
diff --git a/include/linux/if_phonet.h b/include/linux/if_phonet.h
index bbcdb0a767d8..3b5c60da2e2a 100644
--- a/include/linux/if_phonet.h
+++ b/include/linux/if_phonet.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* File: if_phonet.h
*
diff --git a/include/linux/if_tap.h b/include/linux/if_tap.h
index 4837157da0dc..13edf19ce9fb 100644
--- a/include/linux/if_tap.h
+++ b/include/linux/if_tap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_IF_TAP_H_
#define _LINUX_IF_TAP_H_
@@ -73,8 +74,8 @@ void tap_del_queues(struct tap_dev *tap);
int tap_get_minor(dev_t major, struct tap_dev *tap);
void tap_free_minor(dev_t major, struct tap_dev *tap);
int tap_queue_resize(struct tap_dev *tap);
-int tap_create_cdev(struct cdev *tap_cdev,
- dev_t *tap_major, const char *device_name);
+int tap_create_cdev(struct cdev *tap_cdev, dev_t *tap_major,
+ const char *device_name, struct module *module);
void tap_destroy_cdev(dev_t major, struct cdev *tap_cdev);
#endif /*_LINUX_IF_TAP_H_*/
diff --git a/include/linux/if_tunnel.h b/include/linux/if_tunnel.h
index 712710bc0580..26606523eca4 100644
--- a/include/linux/if_tunnel.h
+++ b/include/linux/if_tunnel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _IF_TUNNEL_H_
#define _IF_TUNNEL_H_
diff --git a/include/linux/ihex.h b/include/linux/ihex.h
index 31d8629e75a1..75c194391869 100644
--- a/include/linux/ihex.h
+++ b/include/linux/ihex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Compact binary representation of ihex records. Some devices need their
* firmware loaded in strange orders rather than a single big blob, but
diff --git a/include/linux/iio/buffer_impl.h b/include/linux/iio/buffer_impl.h
index 8daba198fafa..b9e22b7e2f28 100644
--- a/include/linux/iio/buffer_impl.h
+++ b/include/linux/iio/buffer_impl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _IIO_BUFFER_GENERIC_IMPL_H_
#define _IIO_BUFFER_GENERIC_IMPL_H_
#include <linux/sysfs.h>
diff --git a/include/linux/iio/dac/ad5421.h b/include/linux/iio/dac/ad5421.h
index 8fd8f057a890..d8ee9a7f8a6a 100644
--- a/include/linux/iio/dac/ad5421.h
+++ b/include/linux/iio/dac/ad5421.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __IIO_DAC_AD5421_H__
#define __IIO_DAC_AD5421_H__
diff --git a/include/linux/iio/kfifo_buf.h b/include/linux/iio/kfifo_buf.h
index 027cfa9c3703..764659e01b68 100644
--- a/include/linux/iio/kfifo_buf.h
+++ b/include/linux/iio/kfifo_buf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_IIO_KFIFO_BUF_H__
#define __LINUX_IIO_KFIFO_BUF_H__
diff --git a/include/linux/iio/magnetometer/ak8975.h b/include/linux/iio/magnetometer/ak8975.h
index c8400959d197..ac9366f807cb 100644
--- a/include/linux/iio/magnetometer/ak8975.h
+++ b/include/linux/iio/magnetometer/ak8975.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __IIO_MAGNETOMETER_AK8975_H__
#define __IIO_MAGNETOMETER_AK8975_H__
diff --git a/include/linux/iio/triggered_buffer.h b/include/linux/iio/triggered_buffer.h
index 30145616773d..238ad30ce166 100644
--- a/include/linux/iio/triggered_buffer.h
+++ b/include/linux/iio/triggered_buffer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_IIO_TRIGGERED_BUFFER_H_
#define _LINUX_IIO_TRIGGERED_BUFFER_H_
diff --git a/include/linux/iio/triggered_event.h b/include/linux/iio/triggered_event.h
index 8fe8537085bb..13250fd99745 100644
--- a/include/linux/iio/triggered_event.h
+++ b/include/linux/iio/triggered_event.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_IIO_TRIGGERED_EVENT_H_
#define _LINUX_IIO_TRIGGERED_EVENT_H_
diff --git a/include/linux/inet_diag.h b/include/linux/inet_diag.h
index ee251c585854..39faaaf843e1 100644
--- a/include/linux/inet_diag.h
+++ b/include/linux/inet_diag.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _INET_DIAG_H_
#define _INET_DIAG_H_ 1
diff --git a/include/linux/inetdevice.h b/include/linux/inetdevice.h
index fb3f809e34e4..5058f061cb2b 100644
--- a/include/linux/inetdevice.h
+++ b/include/linux/inetdevice.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_INETDEVICE_H
#define _LINUX_INETDEVICE_H
diff --git a/include/linux/init.h b/include/linux/init.h
index 94769d687cf0..f38b993edacb 100644
--- a/include/linux/init.h
+++ b/include/linux/init.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_INIT_H
#define _LINUX_INIT_H
diff --git a/include/linux/init_ohci1394_dma.h b/include/linux/init_ohci1394_dma.h
index 3c03a4bba5e4..228afca432ac 100644
--- a/include/linux/init_ohci1394_dma.h
+++ b/include/linux/init_ohci1394_dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef CONFIG_PROVIDE_OHCI1394_DMA_INIT
extern int __initdata init_ohci1394_dma_early;
extern void __init init_ohci1394_dma_on_all_controllers(void);
diff --git a/include/linux/init_task.h b/include/linux/init_task.h
index 3c07ace5b431..8062e6cc607c 100644
--- a/include/linux/init_task.h
+++ b/include/linux/init_task.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX__INIT_TASK_H
#define _LINUX__INIT_TASK_H
diff --git a/include/linux/initrd.h b/include/linux/initrd.h
index bc67b767f9ce..84b423044088 100644
--- a/include/linux/initrd.h
+++ b/include/linux/initrd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define INITRD_MINOR 250 /* shouldn't collide with /dev/ram* too soon ... */
diff --git a/include/linux/inotify.h b/include/linux/inotify.h
index 23aede0b5843..44f9ffe72c87 100644
--- a/include/linux/inotify.h
+++ b/include/linux/inotify.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Inode based directory notification for Linux
*
diff --git a/include/linux/input.h b/include/linux/input.h
index fb5e23c7ed98..7c7516eb7d76 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -234,6 +234,10 @@ struct input_dev {
#error "SW_MAX and INPUT_DEVICE_ID_SW_MAX do not match"
#endif
+#if INPUT_PROP_MAX != INPUT_DEVICE_ID_PROP_MAX
+#error "INPUT_PROP_MAX and INPUT_DEVICE_ID_PROP_MAX do not match"
+#endif
+
#define INPUT_DEVICE_ID_MATCH_DEVICE \
(INPUT_DEVICE_ID_MATCH_BUS | INPUT_DEVICE_ID_MATCH_VENDOR | INPUT_DEVICE_ID_MATCH_PRODUCT)
#define INPUT_DEVICE_ID_MATCH_DEVICE_AND_VERSION \
@@ -469,6 +473,9 @@ int input_get_keycode(struct input_dev *dev, struct input_keymap_entry *ke);
int input_set_keycode(struct input_dev *dev,
const struct input_keymap_entry *ke);
+bool input_match_device_id(const struct input_dev *dev,
+ const struct input_device_id *id);
+
void input_enable_softrepeat(struct input_dev *dev, int delay, int period);
extern struct class input_class;
diff --git a/include/linux/input/cy8ctmg110_pdata.h b/include/linux/input/cy8ctmg110_pdata.h
index 09522cb59910..77582ae1745a 100644
--- a/include/linux/input/cy8ctmg110_pdata.h
+++ b/include/linux/input/cy8ctmg110_pdata.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_CY8CTMG110_PDATA_H
#define _LINUX_CY8CTMG110_PDATA_H
diff --git a/include/linux/input/gp2ap002a00f.h b/include/linux/input/gp2ap002a00f.h
index aad2fd44a61a..3614a13a8297 100644
--- a/include/linux/input/gp2ap002a00f.h
+++ b/include/linux/input/gp2ap002a00f.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _GP2AP002A00F_H_
#define _GP2AP002A00F_H_
diff --git a/include/linux/input/gpio_tilt.h b/include/linux/input/gpio_tilt.h
index c1cc52d380e0..f9d932476a80 100644
--- a/include/linux/input/gpio_tilt.h
+++ b/include/linux/input/gpio_tilt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _INPUT_GPIO_TILT_H
#define _INPUT_GPIO_TILT_H
diff --git a/include/linux/input/ili210x.h b/include/linux/input/ili210x.h
index a5471245a13c..b76e7c1404cd 100644
--- a/include/linux/input/ili210x.h
+++ b/include/linux/input/ili210x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ILI210X_H
#define _ILI210X_H
diff --git a/include/linux/input/matrix_keypad.h b/include/linux/input/matrix_keypad.h
index 6174733a57eb..9476768c3b90 100644
--- a/include/linux/input/matrix_keypad.h
+++ b/include/linux/input/matrix_keypad.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _MATRIX_KEYPAD_H
#define _MATRIX_KEYPAD_H
diff --git a/include/linux/input/sh_keysc.h b/include/linux/input/sh_keysc.h
index 5d253cd93691..b3c4f3b6679c 100644
--- a/include/linux/input/sh_keysc.h
+++ b/include/linux/input/sh_keysc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SH_KEYSC_H__
#define __SH_KEYSC_H__
diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h
index 59ba11661b6e..baeb872283d9 100644
--- a/include/linux/interrupt.h
+++ b/include/linux/interrupt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* interrupt.h */
#ifndef _LINUX_INTERRUPT_H
#define _LINUX_INTERRUPT_H
diff --git a/include/linux/interval_tree.h b/include/linux/interval_tree.h
index 202ee1283f4b..288c26f50732 100644
--- a/include/linux/interval_tree.h
+++ b/include/linux/interval_tree.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_INTERVAL_TREE_H
#define _LINUX_INTERVAL_TREE_H
diff --git a/include/linux/io-64-nonatomic-hi-lo.h b/include/linux/io-64-nonatomic-hi-lo.h
index defcc4644ce3..862d786a904f 100644
--- a/include/linux/io-64-nonatomic-hi-lo.h
+++ b/include/linux/io-64-nonatomic-hi-lo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_IO_64_NONATOMIC_HI_LO_H_
#define _LINUX_IO_64_NONATOMIC_HI_LO_H_
diff --git a/include/linux/io-64-nonatomic-lo-hi.h b/include/linux/io-64-nonatomic-lo-hi.h
index 084461a4e5ab..d042e7bb5adb 100644
--- a/include/linux/io-64-nonatomic-lo-hi.h
+++ b/include/linux/io-64-nonatomic-lo-hi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_IO_64_NONATOMIC_LO_HI_H_
#define _LINUX_IO_64_NONATOMIC_LO_HI_H_
diff --git a/include/linux/iocontext.h b/include/linux/iocontext.h
index df38db2ef45b..dba15ca8e60b 100644
--- a/include/linux/iocontext.h
+++ b/include/linux/iocontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef IOCONTEXT_H
#define IOCONTEXT_H
diff --git a/include/linux/iomap.h b/include/linux/iomap.h
index f64dc6ce5161..8a7c6d26b147 100644
--- a/include/linux/iomap.h
+++ b/include/linux/iomap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_IOMAP_H
#define LINUX_IOMAP_H 1
diff --git a/include/linux/iommu-common.h b/include/linux/iommu-common.h
index 376a27c9cc6a..802c90c79d1f 100644
--- a/include/linux/iommu-common.h
+++ b/include/linux/iommu-common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_IOMMU_COMMON_H
#define _LINUX_IOMMU_COMMON_H
diff --git a/include/linux/iommu-helper.h b/include/linux/iommu-helper.h
index 86bdeffe43ad..cb9a9248c8c0 100644
--- a/include/linux/iommu-helper.h
+++ b/include/linux/iommu-helper.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_IOMMU_HELPER_H
#define _LINUX_IOMMU_HELPER_H
diff --git a/include/linux/ioport.h b/include/linux/ioport.h
index f5cf32e80041..83c8d6530f0f 100644
--- a/include/linux/ioport.h
+++ b/include/linux/ioport.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ioport.h Definitions of routines for detecting, reserving and
* allocating system resources.
diff --git a/include/linux/ioprio.h b/include/linux/ioprio.h
index 8c1239020d79..2cdd74809899 100644
--- a/include/linux/ioprio.h
+++ b/include/linux/ioprio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef IOPRIO_H
#define IOPRIO_H
diff --git a/include/linux/ipc.h b/include/linux/ipc.h
index 92a2ccff80c5..821b2f260992 100644
--- a/include/linux/ipc.h
+++ b/include/linux/ipc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_IPC_H
#define _LINUX_IPC_H
diff --git a/include/linux/ipc_namespace.h b/include/linux/ipc_namespace.h
index 83f0bf7a587d..474812abe773 100644
--- a/include/linux/ipc_namespace.h
+++ b/include/linux/ipc_namespace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __IPC_NAMESPACE_H__
#define __IPC_NAMESPACE_H__
diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h
index ac2da4e11d5e..ea04ca024f0d 100644
--- a/include/linux/ipv6.h
+++ b/include/linux/ipv6.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _IPV6_H
#define _IPV6_H
diff --git a/include/linux/irq.h b/include/linux/irq.h
index fda8da7c45e7..b01d06db9101 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_IRQ_H
#define _LINUX_IRQ_H
@@ -1009,7 +1010,7 @@ void irq_gc_mask_clr_bit(struct irq_data *d);
void irq_gc_unmask_enable_reg(struct irq_data *d);
void irq_gc_ack_set_bit(struct irq_data *d);
void irq_gc_ack_clr_bit(struct irq_data *d);
-void irq_gc_mask_disable_reg_and_ack(struct irq_data *d);
+void irq_gc_mask_disable_and_ack_set(struct irq_data *d);
void irq_gc_eoi(struct irq_data *d);
int irq_gc_set_wake(struct irq_data *d, unsigned int on);
diff --git a/include/linux/irq_cpustat.h b/include/linux/irq_cpustat.h
index 77e4bac29287..4954948d1973 100644
--- a/include/linux/irq_cpustat.h
+++ b/include/linux/irq_cpustat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __irq_cpustat_h
#define __irq_cpustat_h
diff --git a/include/linux/irq_poll.h b/include/linux/irq_poll.h
index 3e8c1b8fb9be..16aaeccb65cb 100644
--- a/include/linux/irq_poll.h
+++ b/include/linux/irq_poll.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef IRQ_POLL_H
#define IRQ_POLL_H
diff --git a/include/linux/irq_work.h b/include/linux/irq_work.h
index 47b9ebd4a74f..9270d73ea682 100644
--- a/include/linux/irq_work.h
+++ b/include/linux/irq_work.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_IRQ_WORK_H
#define _LINUX_IRQ_WORK_H
diff --git a/include/linux/irqchip/arm-gic-v3.h b/include/linux/irqchip/arm-gic-v3.h
index 1ea576c8126f..14b74f22d43c 100644
--- a/include/linux/irqchip/arm-gic-v3.h
+++ b/include/linux/irqchip/arm-gic-v3.h
@@ -372,6 +372,8 @@
#define GITS_BASER_ENTRY_SIZE_SHIFT (48)
#define GITS_BASER_ENTRY_SIZE(r) ((((r) >> GITS_BASER_ENTRY_SIZE_SHIFT) & 0x1f) + 1)
#define GITS_BASER_ENTRY_SIZE_MASK GENMASK_ULL(52, 48)
+#define GITS_BASER_PHYS_52_to_48(phys) \
+ (((phys) & GENMASK_ULL(47, 16)) | (((phys) >> 48) & 0xf) << 12)
#define GITS_BASER_SHAREABILITY_SHIFT (10)
#define GITS_BASER_InnerShareable \
GIC_BASER_SHAREABILITY(GITS_BASER, InnerShareable)
diff --git a/include/linux/irqchip/metag-ext.h b/include/linux/irqchip/metag-ext.h
index 697af0fe7c5a..d120496370b9 100644
--- a/include/linux/irqchip/metag-ext.h
+++ b/include/linux/irqchip/metag-ext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2012 Imagination Technologies
*/
diff --git a/include/linux/irqchip/metag.h b/include/linux/irqchip/metag.h
index 4ebdfb3101ab..0adcf449e4e4 100644
--- a/include/linux/irqchip/metag.h
+++ b/include/linux/irqchip/metag.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2011 Imagination Technologies
*/
diff --git a/include/linux/irqchip/mmp.h b/include/linux/irqchip/mmp.h
index c78a8921185d..cb8455c87c8a 100644
--- a/include/linux/irqchip/mmp.h
+++ b/include/linux/irqchip/mmp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __IRQCHIP_MMP_H
#define __IRQCHIP_MMP_H
diff --git a/include/linux/irqchip/versatile-fpga.h b/include/linux/irqchip/versatile-fpga.h
index 1fac9651d3ca..a978fc8c7996 100644
--- a/include/linux/irqchip/versatile-fpga.h
+++ b/include/linux/irqchip/versatile-fpga.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PLAT_FPGA_IRQ_H
#define PLAT_FPGA_IRQ_H
diff --git a/include/linux/irqdesc.h b/include/linux/irqdesc.h
index b55b113c049b..60e3100b0809 100644
--- a/include/linux/irqdesc.h
+++ b/include/linux/irqdesc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_IRQDESC_H
#define _LINUX_IRQDESC_H
diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h
index 7d0c6c144708..0d6f05cab0fe 100644
--- a/include/linux/irqdomain.h
+++ b/include/linux/irqdomain.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* irq_domain - IRQ translation domains
*
diff --git a/include/linux/irqflags.h b/include/linux/irqflags.h
index 5fdd93bb9300..46cb57d5eb13 100644
--- a/include/linux/irqflags.h
+++ b/include/linux/irqflags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/linux/irqflags.h
*
diff --git a/include/linux/irqhandler.h b/include/linux/irqhandler.h
index 661bed0ed1f3..1e6f4e7123d6 100644
--- a/include/linux/irqhandler.h
+++ b/include/linux/irqhandler.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_IRQHANDLER_H
#define _LINUX_IRQHANDLER_H
diff --git a/include/linux/irqnr.h b/include/linux/irqnr.h
index 9669bf9d4f48..3496baa0b07f 100644
--- a/include/linux/irqnr.h
+++ b/include/linux/irqnr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_IRQNR_H
#define _LINUX_IRQNR_H
diff --git a/include/linux/irqreturn.h b/include/linux/irqreturn.h
index eb1bdcf95f2e..bd4c066ad39b 100644
--- a/include/linux/irqreturn.h
+++ b/include/linux/irqreturn.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_IRQRETURN_H
#define _LINUX_IRQRETURN_H
diff --git a/include/linux/isa.h b/include/linux/isa.h
index f2d0258414cf..41336da0f4e7 100644
--- a/include/linux/isa.h
+++ b/include/linux/isa.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ISA bus.
*/
diff --git a/include/linux/isicom.h b/include/linux/isicom.h
index b92e05650639..7de6822d7b1a 100644
--- a/include/linux/isicom.h
+++ b/include/linux/isicom.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_ISICOM_H
#define _LINUX_ISICOM_H
diff --git a/include/linux/jiffies.h b/include/linux/jiffies.h
index 734377ad42e9..9385aa57497b 100644
--- a/include/linux/jiffies.h
+++ b/include/linux/jiffies.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_JIFFIES_H
#define _LINUX_JIFFIES_H
diff --git a/include/linux/journal-head.h b/include/linux/journal-head.h
index 98cd41bb39c8..9fb870524314 100644
--- a/include/linux/journal-head.h
+++ b/include/linux/journal-head.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/linux/journal-head.h
*
diff --git a/include/linux/jump_label.h b/include/linux/jump_label.h
index cd5861651b17..3b7675bcca64 100644
--- a/include/linux/jump_label.h
+++ b/include/linux/jump_label.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_JUMP_LABEL_H
#define _LINUX_JUMP_LABEL_H
diff --git a/include/linux/jump_label_ratelimit.h b/include/linux/jump_label_ratelimit.h
index 23da3af459fe..fc13ff289903 100644
--- a/include/linux/jump_label_ratelimit.h
+++ b/include/linux/jump_label_ratelimit.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_JUMP_LABEL_RATELIMIT_H
#define _LINUX_JUMP_LABEL_RATELIMIT_H
diff --git a/include/linux/jz4740-adc.h b/include/linux/jz4740-adc.h
index 8184578fbfa4..19d995c8bf06 100644
--- a/include/linux/jz4740-adc.h
+++ b/include/linux/jz4740-adc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_JZ4740_ADC
#define __LINUX_JZ4740_ADC
diff --git a/include/linux/kallsyms.h b/include/linux/kallsyms.h
index 6883e197acb9..11dd93e42580 100644
--- a/include/linux/kallsyms.h
+++ b/include/linux/kallsyms.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Rewritten and vastly simplified by Rusty Russell for in-kernel
* module loader:
* Copyright 2002 Rusty Russell <rusty@rustcorp.com.au> IBM Corporation
diff --git a/include/linux/kasan-checks.h b/include/linux/kasan-checks.h
index 41960fecf783..d314150658a4 100644
--- a/include/linux/kasan-checks.h
+++ b/include/linux/kasan-checks.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_KASAN_CHECKS_H
#define _LINUX_KASAN_CHECKS_H
diff --git a/include/linux/kasan.h b/include/linux/kasan.h
index a5c7046f26b4..5017269e3f04 100644
--- a/include/linux/kasan.h
+++ b/include/linux/kasan.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_KASAN_H
#define _LINUX_KASAN_H
diff --git a/include/linux/kbd_diacr.h b/include/linux/kbd_diacr.h
index 7274ec68c246..738c7340c151 100644
--- a/include/linux/kbd_diacr.h
+++ b/include/linux/kbd_diacr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DIACR_H
#define _DIACR_H
#include <linux/kd.h>
diff --git a/include/linux/kbd_kern.h b/include/linux/kbd_kern.h
index cbfb171bbcba..bb2246c8ec13 100644
--- a/include/linux/kbd_kern.h
+++ b/include/linux/kbd_kern.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _KBD_KERN_H
#define _KBD_KERN_H
diff --git a/include/linux/kbuild.h b/include/linux/kbuild.h
index 4e80f3a9ad58..e7be517aaaf6 100644
--- a/include/linux/kbuild.h
+++ b/include/linux/kbuild.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_KBUILD_H
#define __LINUX_KBUILD_H
diff --git a/include/linux/kconfig.h b/include/linux/kconfig.h
index 4d748603e818..fec5076eda91 100644
--- a/include/linux/kconfig.h
+++ b/include/linux/kconfig.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_KCONFIG_H
#define __LINUX_KCONFIG_H
diff --git a/include/linux/kcore.h b/include/linux/kcore.h
index d92762286645..7ff25a808fef 100644
--- a/include/linux/kcore.h
+++ b/include/linux/kcore.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* /proc/kcore definitions
*/
diff --git a/include/linux/kcov.h b/include/linux/kcov.h
index 2883ac98c280..f5d8ce4f4f86 100644
--- a/include/linux/kcov.h
+++ b/include/linux/kcov.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_KCOV_H
#define _LINUX_KCOV_H
diff --git a/include/linux/kd.h b/include/linux/kd.h
index 25bd17fad239..b130a18f860f 100644
--- a/include/linux/kd.h
+++ b/include/linux/kd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_KD_H
#define _LINUX_KD_H
diff --git a/include/linux/kdebug.h b/include/linux/kdebug.h
index ed815090b3bc..fd311565fabf 100644
--- a/include/linux/kdebug.h
+++ b/include/linux/kdebug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_KDEBUG_H
#define _LINUX_KDEBUG_H
diff --git a/include/linux/kdev_t.h b/include/linux/kdev_t.h
index 8e9e288b08c1..85b5151911cf 100644
--- a/include/linux/kdev_t.h
+++ b/include/linux/kdev_t.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_KDEV_T_H
#define _LINUX_KDEV_T_H
diff --git a/include/linux/kern_levels.h b/include/linux/kern_levels.h
index f282d4e87258..d237fe854ad9 100644
--- a/include/linux/kern_levels.h
+++ b/include/linux/kern_levels.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __KERN_LEVELS_H__
#define __KERN_LEVELS_H__
diff --git a/include/linux/kernel-page-flags.h b/include/linux/kernel-page-flags.h
index f65ce09784f1..abd20ef93c98 100644
--- a/include/linux/kernel-page-flags.h
+++ b/include/linux/kernel-page-flags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_KERNEL_PAGE_FLAGS_H
#define LINUX_KERNEL_PAGE_FLAGS_H
diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index 0ad4c3044cf9..4b484ab9e163 100644
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_KERNEL_H
#define _LINUX_KERNEL_H
@@ -44,6 +45,12 @@
#define STACK_MAGIC 0xdeadbeef
+/**
+ * REPEAT_BYTE - repeat the value @x multiple times as an unsigned long value
+ * @x: value to repeat
+ *
+ * NOTE: @x is not checked for > 0xff; larger values produce odd results.
+ */
#define REPEAT_BYTE(x) ((~0ul / 0xff) * (x))
/* @a is a power of 2 value */
@@ -57,6 +64,10 @@
#define READ 0
#define WRITE 1
+/**
+ * ARRAY_SIZE - get the number of elements in array @arr
+ * @arr: array to be sized
+ */
#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr))
#define u64_to_user_ptr(x) ( \
@@ -76,7 +87,15 @@
#define round_up(x, y) ((((x)-1) | __round_mask(x, y))+1)
#define round_down(x, y) ((x) & ~__round_mask(x, y))
+/**
+ * FIELD_SIZEOF - get the size of a struct's field
+ * @t: the target struct
+ * @f: the target struct's field
+ * Return: the size of @f in the struct definition without having a
+ * declared instance of @t.
+ */
#define FIELD_SIZEOF(t, f) (sizeof(((t*)0)->f))
+
#define DIV_ROUND_UP __KERNEL_DIV_ROUND_UP
#define DIV_ROUND_DOWN_ULL(ll, d) \
@@ -107,7 +126,7 @@
/*
* Divide positive or negative dividend by positive or negative divisor
* and round to closest integer. Result is undefined for negative
- * divisors if he dividend variable type is unsigned and for negative
+ * divisors if the dividend variable type is unsigned and for negative
* dividends if the divisor variable type is unsigned.
*/
#define DIV_ROUND_CLOSEST(x, divisor)( \
@@ -247,13 +266,13 @@ extern int _cond_resched(void);
* @ep_ro: right open interval endpoint
*
* Perform a "reciprocal multiplication" in order to "scale" a value into
- * range [0, ep_ro), where the upper interval endpoint is right-open.
+ * range [0, @ep_ro), where the upper interval endpoint is right-open.
* This is useful, e.g. for accessing a index of an array containing
- * ep_ro elements, for example. Think of it as sort of modulus, only that
+ * @ep_ro elements, for example. Think of it as sort of modulus, only that
* the result isn't that of modulo. ;) Note that if initial input is a
* small value, then result will return 0.
*
- * Return: a result based on val in interval [0, ep_ro).
+ * Return: a result based on @val in interval [0, @ep_ro).
*/
static inline u32 reciprocal_scale(u32 val, u32 ep_ro)
{
@@ -618,8 +637,8 @@ do { \
* trace_printk - printf formatting in the ftrace buffer
* @fmt: the printf format for printing
*
- * Note: __trace_printk is an internal function for trace_printk and
- * the @ip is passed in via the trace_printk macro.
+ * Note: __trace_printk is an internal function for trace_printk() and
+ * the @ip is passed in via the trace_printk() macro.
*
* This function allows a kernel developer to debug fast path sections
* that printk is not appropriate for. By scattering in various
@@ -629,7 +648,7 @@ do { \
* This is intended as a debugging tool for the developer only.
* Please refrain from leaving trace_printks scattered around in
* your code. (Extra memory is used for special buffers that are
- * allocated when trace_printk() is used)
+ * allocated when trace_printk() is used.)
*
* A little optization trick is done here. If there's only one
* argument, there's no need to scan the string for printf formats.
@@ -681,7 +700,7 @@ int __trace_printk(unsigned long ip, const char *fmt, ...);
* the @ip is passed in via the trace_puts macro.
*
* This is similar to trace_printk() but is made for those really fast
- * paths that a developer wants the least amount of "Heisenbug" affects,
+ * paths that a developer wants the least amount of "Heisenbug" effects,
* where the processing of the print format is still too much.
*
* This function allows a kernel developer to debug fast path sections
@@ -692,7 +711,7 @@ int __trace_printk(unsigned long ip, const char *fmt, ...);
* This is intended as a debugging tool for the developer only.
* Please refrain from leaving trace_puts scattered around in
* your code. (Extra memory is used for special buffers that are
- * allocated when trace_puts() is used)
+ * allocated when trace_puts() is used.)
*
* Returns: 0 if nothing was written, positive # if string was.
* (1 when __trace_bputs is used, strlen(str) when __trace_puts is used)
@@ -771,6 +790,12 @@ static inline void ftrace_dump(enum ftrace_dump_mode oops_dump_mode) { }
t2 min2 = (y); \
(void) (&min1 == &min2); \
min1 < min2 ? min1 : min2; })
+
+/**
+ * min - return minimum of two values of the same or compatible types
+ * @x: first value
+ * @y: second value
+ */
#define min(x, y) \
__min(typeof(x), typeof(y), \
__UNIQUE_ID(min1_), __UNIQUE_ID(min2_), \
@@ -781,12 +806,31 @@ static inline void ftrace_dump(enum ftrace_dump_mode oops_dump_mode) { }
t2 max2 = (y); \
(void) (&max1 == &max2); \
max1 > max2 ? max1 : max2; })
+
+/**
+ * max - return maximum of two values of the same or compatible types
+ * @x: first value
+ * @y: second value
+ */
#define max(x, y) \
__max(typeof(x), typeof(y), \
__UNIQUE_ID(max1_), __UNIQUE_ID(max2_), \
x, y)
+/**
+ * min3 - return minimum of three values
+ * @x: first value
+ * @y: second value
+ * @z: third value
+ */
#define min3(x, y, z) min((typeof(x))min(x, y), z)
+
+/**
+ * max3 - return maximum of three values
+ * @x: first value
+ * @y: second value
+ * @z: third value
+ */
#define max3(x, y, z) max((typeof(x))max(x, y), z)
/**
@@ -805,8 +849,8 @@ static inline void ftrace_dump(enum ftrace_dump_mode oops_dump_mode) { }
* @lo: lowest allowable value
* @hi: highest allowable value
*
- * This macro does strict typechecking of lo/hi to make sure they are of the
- * same type as val. See the unnecessary pointer comparisons.
+ * This macro does strict typechecking of @lo/@hi to make sure they are of the
+ * same type as @val. See the unnecessary pointer comparisons.
*/
#define clamp(val, lo, hi) min((typeof(val))max(val, lo), hi)
@@ -816,11 +860,24 @@ static inline void ftrace_dump(enum ftrace_dump_mode oops_dump_mode) { }
*
* Or not use min/max/clamp at all, of course.
*/
+
+/**
+ * min_t - return minimum of two values, using the specified type
+ * @type: data type to use
+ * @x: first value
+ * @y: second value
+ */
#define min_t(type, x, y) \
__min(type, type, \
__UNIQUE_ID(min1_), __UNIQUE_ID(min2_), \
x, y)
+/**
+ * max_t - return maximum of two values, using the specified type
+ * @type: data type to use
+ * @x: first value
+ * @y: second value
+ */
#define max_t(type, x, y) \
__max(type, type, \
__UNIQUE_ID(min1_), __UNIQUE_ID(min2_), \
@@ -834,7 +891,7 @@ static inline void ftrace_dump(enum ftrace_dump_mode oops_dump_mode) { }
* @hi: maximum allowable value
*
* This macro does no typechecking and uses temporary variables of type
- * 'type' to make all the comparisons.
+ * @type to make all the comparisons.
*/
#define clamp_t(type, val, lo, hi) min_t(type, max_t(type, val, lo), hi)
@@ -845,15 +902,17 @@ static inline void ftrace_dump(enum ftrace_dump_mode oops_dump_mode) { }
* @hi: maximum allowable value
*
* This macro does no typechecking and uses temporary variables of whatever
- * type the input argument 'val' is. This is useful when val is an unsigned
- * type and min and max are literals that will otherwise be assigned a signed
+ * type the input argument @val is. This is useful when @val is an unsigned
+ * type and @lo and @hi are literals that will otherwise be assigned a signed
* integer type.
*/
#define clamp_val(val, lo, hi) clamp_t(typeof(val), val, lo, hi)
-/*
- * swap - swap value of @a and @b
+/**
+ * swap - swap values of @a and @b
+ * @a: first value
+ * @b: second value
*/
#define swap(a, b) \
do { typeof(a) __tmp = (a); (a) = (b); (b) = __tmp; } while (0)
diff --git a/include/linux/kernel_stat.h b/include/linux/kernel_stat.h
index 66be8b6beceb..7ee2bb43b251 100644
--- a/include/linux/kernel_stat.h
+++ b/include/linux/kernel_stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_KERNEL_STAT_H
#define _LINUX_KERNEL_STAT_H
diff --git a/include/linux/kernelcapi.h b/include/linux/kernelcapi.h
index e985ba679c4a..075fab5f92e1 100644
--- a/include/linux/kernelcapi.h
+++ b/include/linux/kernelcapi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* $Id: kernelcapi.h,v 1.8.6.2 2001/02/07 11:31:31 kai Exp $
*
diff --git a/include/linux/kexec.h b/include/linux/kexec.h
index 2b7590f5483a..1c08c925cefb 100644
--- a/include/linux/kexec.h
+++ b/include/linux/kexec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_KEXEC_H
#define LINUX_KEXEC_H
diff --git a/include/linux/key.h b/include/linux/key.h
index e315e16b6ff8..8a15cabe928d 100644
--- a/include/linux/key.h
+++ b/include/linux/key.h
@@ -138,6 +138,11 @@ struct key_restriction {
struct key_type *keytype;
};
+enum key_state {
+ KEY_IS_UNINSTANTIATED,
+ KEY_IS_POSITIVE, /* Positively instantiated */
+};
+
/*****************************************************************************/
/*
* authentication token / access credential / keyring
@@ -169,6 +174,7 @@ struct key {
* - may not match RCU dereferenced payload
* - payload should contain own length
*/
+ short state; /* Key state (+) or rejection error (-) */
#ifdef KEY_DEBUGGING
unsigned magic;
@@ -176,18 +182,16 @@ struct key {
#endif
unsigned long flags; /* status flags (change with bitops) */
-#define KEY_FLAG_INSTANTIATED 0 /* set if key has been instantiated */
-#define KEY_FLAG_DEAD 1 /* set if key type has been deleted */
-#define KEY_FLAG_REVOKED 2 /* set if key had been revoked */
-#define KEY_FLAG_IN_QUOTA 3 /* set if key consumes quota */
-#define KEY_FLAG_USER_CONSTRUCT 4 /* set if key is being constructed in userspace */
-#define KEY_FLAG_NEGATIVE 5 /* set if key is negative */
-#define KEY_FLAG_ROOT_CAN_CLEAR 6 /* set if key can be cleared by root without permission */
-#define KEY_FLAG_INVALIDATED 7 /* set if key has been invalidated */
-#define KEY_FLAG_BUILTIN 8 /* set if key is built in to the kernel */
-#define KEY_FLAG_ROOT_CAN_INVAL 9 /* set if key can be invalidated by root without permission */
-#define KEY_FLAG_KEEP 10 /* set if key should not be removed */
-#define KEY_FLAG_UID_KEYRING 11 /* set if key is a user or user session keyring */
+#define KEY_FLAG_DEAD 0 /* set if key type has been deleted */
+#define KEY_FLAG_REVOKED 1 /* set if key had been revoked */
+#define KEY_FLAG_IN_QUOTA 2 /* set if key consumes quota */
+#define KEY_FLAG_USER_CONSTRUCT 3 /* set if key is being constructed in userspace */
+#define KEY_FLAG_ROOT_CAN_CLEAR 4 /* set if key can be cleared by root without permission */
+#define KEY_FLAG_INVALIDATED 5 /* set if key has been invalidated */
+#define KEY_FLAG_BUILTIN 6 /* set if key is built in to the kernel */
+#define KEY_FLAG_ROOT_CAN_INVAL 7 /* set if key can be invalidated by root without permission */
+#define KEY_FLAG_KEEP 8 /* set if key should not be removed */
+#define KEY_FLAG_UID_KEYRING 9 /* set if key is a user or user session keyring */
/* the key type and key description string
* - the desc is used to match a key against search criteria
@@ -213,7 +217,6 @@ struct key {
struct list_head name_link;
struct assoc_array keys;
};
- int reject_error;
};
/* This is set on a keyring to restrict the addition of a link to a key
@@ -353,17 +356,27 @@ extern void key_set_timeout(struct key *, unsigned);
#define KEY_NEED_SETATTR 0x20 /* Require permission to change attributes */
#define KEY_NEED_ALL 0x3f /* All the above permissions */
+static inline short key_read_state(const struct key *key)
+{
+ /* Barrier versus mark_key_instantiated(). */
+ return smp_load_acquire(&key->state);
+}
+
/**
- * key_is_instantiated - Determine if a key has been positively instantiated
+ * key_is_positive - Determine if a key has been positively instantiated
* @key: The key to check.
*
* Return true if the specified key has been positively instantiated, false
* otherwise.
*/
-static inline bool key_is_instantiated(const struct key *key)
+static inline bool key_is_positive(const struct key *key)
+{
+ return key_read_state(key) == KEY_IS_POSITIVE;
+}
+
+static inline bool key_is_negative(const struct key *key)
{
- return test_bit(KEY_FLAG_INSTANTIATED, &key->flags) &&
- !test_bit(KEY_FLAG_NEGATIVE, &key->flags);
+ return key_read_state(key) < 0;
}
#define dereference_key_rcu(KEY) \
diff --git a/include/linux/keyboard.h b/include/linux/keyboard.h
index 131ed5146521..73d11e4090cf 100644
--- a/include/linux/keyboard.h
+++ b/include/linux/keyboard.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_KEYBOARD_H
#define __LINUX_KEYBOARD_H
diff --git a/include/linux/khugepaged.h b/include/linux/khugepaged.h
index f0d7335336cd..082d1d2a5216 100644
--- a/include/linux/khugepaged.h
+++ b/include/linux/khugepaged.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_KHUGEPAGED_H
#define _LINUX_KHUGEPAGED_H
diff --git a/include/linux/kmemcheck.h b/include/linux/kmemcheck.h
index 39f8453239f7..7b1d7bead7d9 100644
--- a/include/linux/kmemcheck.h
+++ b/include/linux/kmemcheck.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_KMEMCHECK_H
#define LINUX_KMEMCHECK_H
diff --git a/include/linux/kobj_map.h b/include/linux/kobj_map.h
index 18ca75ffcc5a..c9919f8b2293 100644
--- a/include/linux/kobj_map.h
+++ b/include/linux/kobj_map.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* kobj_map.h
*/
diff --git a/include/linux/ksm.h b/include/linux/ksm.h
index 78b44a024eaa..44368b19b27e 100644
--- a/include/linux/ksm.h
+++ b/include/linux/ksm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_KSM_H
#define __LINUX_KSM_H
/*
diff --git a/include/linux/kthread.h b/include/linux/kthread.h
index 82e197eeac91..4e26609c77d4 100644
--- a/include/linux/kthread.h
+++ b/include/linux/kthread.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_KTHREAD_H
#define _LINUX_KTHREAD_H
/* Simple interface for creating and stopping kernel threads without mess. */
diff --git a/include/linux/kvm_para.h b/include/linux/kvm_para.h
index 35e568f04b1e..51f6ef2c2ff4 100644
--- a/include/linux/kvm_para.h
+++ b/include/linux/kvm_para.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_KVM_PARA_H
#define __LINUX_KVM_PARA_H
diff --git a/include/linux/l2tp.h b/include/linux/l2tp.h
index bffdb962f1a6..0402eda1a94e 100644
--- a/include/linux/l2tp.h
+++ b/include/linux/l2tp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* L2TP-over-IP socket for L2TPv3.
*
diff --git a/include/linux/lapb.h b/include/linux/lapb.h
index 873c1eb635e4..eb56472f23b2 100644
--- a/include/linux/lapb.h
+++ b/include/linux/lapb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* These are the public elements of the Linux LAPB module.
*/
diff --git a/include/linux/latencytop.h b/include/linux/latencytop.h
index 59ccab297ae0..7c560e0dc8f4 100644
--- a/include/linux/latencytop.h
+++ b/include/linux/latencytop.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* latencytop.h: Infrastructure for displaying latency
*
diff --git a/include/linux/lcd.h b/include/linux/lcd.h
index 504f6246f38f..851eee8fff25 100644
--- a/include/linux/lcd.h
+++ b/include/linux/lcd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* LCD Lowlevel Control Abstraction
*
diff --git a/include/linux/lcm.h b/include/linux/lcm.h
index 1ce79a7f1daa..0db3efd56efb 100644
--- a/include/linux/lcm.h
+++ b/include/linux/lcm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LCM_H
#define _LCM_H
diff --git a/include/linux/leds_pwm.h b/include/linux/leds_pwm.h
index a65e9646e4b1..93d101d28943 100644
--- a/include/linux/leds_pwm.h
+++ b/include/linux/leds_pwm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* PWM LED driver data - see drivers/leds/leds-pwm.c
*/
diff --git a/include/linux/libfdt.h b/include/linux/libfdt.h
index 4c0306c69b4e..27ba06e5d117 100644
--- a/include/linux/libfdt.h
+++ b/include/linux/libfdt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _INCLUDE_LIBFDT_H_
#define _INCLUDE_LIBFDT_H_
diff --git a/include/linux/libfdt_env.h b/include/linux/libfdt_env.h
index 2a663c6bb428..14997285e53d 100644
--- a/include/linux/libfdt_env.h
+++ b/include/linux/libfdt_env.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LIBFDT_ENV_H
#define _LIBFDT_ENV_H
diff --git a/include/linux/lightnvm.h b/include/linux/lightnvm.h
index 7dfa56ebbc6d..a29a8db5cc2f 100644
--- a/include/linux/lightnvm.h
+++ b/include/linux/lightnvm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef NVM_H
#define NVM_H
diff --git a/include/linux/linkage.h b/include/linux/linkage.h
index a6a42dd02466..2e6f90bd52aa 100644
--- a/include/linux/linkage.h
+++ b/include/linux/linkage.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_LINKAGE_H
#define _LINUX_LINKAGE_H
diff --git a/include/linux/linux_logo.h b/include/linux/linux_logo.h
index ca5bd91d12e1..5e3581d76c7f 100644
--- a/include/linux/linux_logo.h
+++ b/include/linux/linux_logo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_LINUX_LOGO_H
#define _LINUX_LINUX_LOGO_H
diff --git a/include/linux/lis3lv02d.h b/include/linux/lis3lv02d.h
index f1664c636af0..b72b8cdba765 100644
--- a/include/linux/lis3lv02d.h
+++ b/include/linux/lis3lv02d.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LIS3LV02D_H_
#define __LIS3LV02D_H_
diff --git a/include/linux/list.h b/include/linux/list.h
index ae537fa46216..4b129df4d46b 100644
--- a/include/linux/list.h
+++ b/include/linux/list.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_LIST_H
#define _LINUX_LIST_H
diff --git a/include/linux/list_bl.h b/include/linux/list_bl.h
index cb483305e1f5..3fc2cc57ba1b 100644
--- a/include/linux/list_bl.h
+++ b/include/linux/list_bl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_LIST_BL_H
#define _LINUX_LIST_BL_H
diff --git a/include/linux/list_lru.h b/include/linux/list_lru.h
index fa7fd03cb5f9..bb8129a3474d 100644
--- a/include/linux/list_lru.h
+++ b/include/linux/list_lru.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2013 Red Hat, Inc. and Parallels Inc. All rights reserved.
* Authors: David Chinner and Glauber Costa
diff --git a/include/linux/list_nulls.h b/include/linux/list_nulls.h
index 87ff4f58a2f0..3ef96743db8d 100644
--- a/include/linux/list_nulls.h
+++ b/include/linux/list_nulls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_LIST_NULLS_H
#define _LINUX_LIST_NULLS_H
diff --git a/include/linux/list_sort.h b/include/linux/list_sort.h
index 1a2df2efb771..ba79956e848d 100644
--- a/include/linux/list_sort.h
+++ b/include/linux/list_sort.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_LIST_SORT_H
#define _LINUX_LIST_SORT_H
diff --git a/include/linux/lockd/bind.h b/include/linux/lockd/bind.h
index 05728396a1a1..053a4ef3d431 100644
--- a/include/linux/lockd/bind.h
+++ b/include/linux/lockd/bind.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/lockd/bind.h
*
diff --git a/include/linux/lockd/debug.h b/include/linux/lockd/debug.h
index 0ca8109934e4..e536c579827f 100644
--- a/include/linux/lockd/debug.h
+++ b/include/linux/lockd/debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/lockd/debug.h
*
diff --git a/include/linux/lockd/lockd.h b/include/linux/lockd/lockd.h
index 3eca67728366..d7d313fb9cd4 100644
--- a/include/linux/lockd/lockd.h
+++ b/include/linux/lockd/lockd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/lockd/lockd.h
*
diff --git a/include/linux/lockd/nlm.h b/include/linux/lockd/nlm.h
index d9d46e442538..6e343ef760dc 100644
--- a/include/linux/lockd/nlm.h
+++ b/include/linux/lockd/nlm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/lockd/nlm.h
*
diff --git a/include/linux/lockd/share.h b/include/linux/lockd/share.h
index 630c5bf69b07..1f18a9faf645 100644
--- a/include/linux/lockd/share.h
+++ b/include/linux/lockd/share.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/lockd/share.h
*
diff --git a/include/linux/lockd/xdr.h b/include/linux/lockd/xdr.h
index 7acbecc21a40..7ab9f264313f 100644
--- a/include/linux/lockd/xdr.h
+++ b/include/linux/lockd/xdr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/lockd/xdr.h
*
diff --git a/include/linux/lockd/xdr4.h b/include/linux/lockd/xdr4.h
index bf1645609225..e709fe5924f2 100644
--- a/include/linux/lockd/xdr4.h
+++ b/include/linux/lockd/xdr4.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/lockd/xdr4.h
*
diff --git a/include/linux/lockdep.h b/include/linux/lockdep.h
index bfa8e0b0d6f1..f301d31b473c 100644
--- a/include/linux/lockdep.h
+++ b/include/linux/lockdep.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Runtime locking correctness validator
*
diff --git a/include/linux/lockref.h b/include/linux/lockref.h
index b10b122dd099..ef3c9342e119 100644
--- a/include/linux/lockref.h
+++ b/include/linux/lockref.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_LOCKREF_H
#define __LINUX_LOCKREF_H
diff --git a/include/linux/lp.h b/include/linux/lp.h
index 0dd276af9e4e..be8a07eb2083 100644
--- a/include/linux/lp.h
+++ b/include/linux/lp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* usr/include/linux/lp.h c.1991-1992 James Wiegand
* many modifications copyright (C) 1992 Michael K. Johnson
diff --git a/include/linux/lsm_audit.h b/include/linux/lsm_audit.h
index d1c2901f1542..915330abf6e5 100644
--- a/include/linux/lsm_audit.h
+++ b/include/linux/lsm_audit.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Common LSM logging functions
* Heavily borrowed from selinux/avc.h
diff --git a/include/linux/lzo.h b/include/linux/lzo.h
index a0848d9377e5..2ae27cb89927 100644
--- a/include/linux/lzo.h
+++ b/include/linux/lzo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LZO_H__
#define __LZO_H__
/*
diff --git a/include/linux/mISDNdsp.h b/include/linux/mISDNdsp.h
index 41d1eeb9b3bd..00758f45fddc 100644
--- a/include/linux/mISDNdsp.h
+++ b/include/linux/mISDNdsp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __mISDNdsp_H__
#define __mISDNdsp_H__
diff --git a/include/linux/maple.h b/include/linux/maple.h
index c37288b23e0c..9b140272ee16 100644
--- a/include/linux/maple.h
+++ b/include/linux/maple.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_MAPLE_H
#define __LINUX_MAPLE_H
diff --git a/include/linux/marvell_phy.h b/include/linux/marvell_phy.h
index 4055cf8cc978..4f5f8c21e283 100644
--- a/include/linux/marvell_phy.h
+++ b/include/linux/marvell_phy.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _MARVELL_PHY_H
#define _MARVELL_PHY_H
diff --git a/include/linux/math64.h b/include/linux/math64.h
index 80690c96c734..082de345b73c 100644
--- a/include/linux/math64.h
+++ b/include/linux/math64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_MATH64_H
#define _LINUX_MATH64_H
diff --git a/include/linux/mbcache.h b/include/linux/mbcache.h
index e1bc73414983..20f1e3ff6013 100644
--- a/include/linux/mbcache.h
+++ b/include/linux/mbcache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_MBCACHE_H
#define _LINUX_MBCACHE_H
diff --git a/include/linux/mbus.h b/include/linux/mbus.h
index 0d3f14fd2621..4773145246ed 100644
--- a/include/linux/mbus.h
+++ b/include/linux/mbus.h
@@ -31,8 +31,8 @@ struct mbus_dram_target_info
struct mbus_dram_window {
u8 cs_index;
u8 mbus_attr;
- u32 base;
- u32 size;
+ u64 base;
+ u64 size;
} cs[4];
};
diff --git a/include/linux/mc6821.h b/include/linux/mc6821.h
index 28e301e295da..8dffab19b4ac 100644
--- a/include/linux/mc6821.h
+++ b/include/linux/mc6821.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _MC6821_H_
#define _MC6821_H_
diff --git a/include/linux/mdio-bitbang.h b/include/linux/mdio-bitbang.h
index 76f52bbbb2f4..a8ac9cfa014c 100644
--- a/include/linux/mdio-bitbang.h
+++ b/include/linux/mdio-bitbang.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_MDIO_BITBANG_H
#define __LINUX_MDIO_BITBANG_H
diff --git a/include/linux/mei_cl_bus.h b/include/linux/mei_cl_bus.h
index a0d274fe08f1..7fde40e17c8b 100644
--- a/include/linux/mei_cl_bus.h
+++ b/include/linux/mei_cl_bus.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_MEI_CL_BUS_H
#define _LINUX_MEI_CL_BUS_H
diff --git a/include/linux/memory.h b/include/linux/memory.h
index b723a686fc10..f71e732c77b2 100644
--- a/include/linux/memory.h
+++ b/include/linux/memory.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/linux/memory.h - generic memory definition
*
diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h
index 0995e1a2b458..58e110aee7ab 100644
--- a/include/linux/memory_hotplug.h
+++ b/include/linux/memory_hotplug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_MEMORY_HOTPLUG_H
#define __LINUX_MEMORY_HOTPLUG_H
diff --git a/include/linux/mempolicy.h b/include/linux/mempolicy.h
index 3a58b4be1b0c..5228c62af416 100644
--- a/include/linux/mempolicy.h
+++ b/include/linux/mempolicy.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* NUMA memory policies for Linux.
* Copyright 2003,2004 Andi Kleen SuSE Labs
diff --git a/include/linux/mempool.h b/include/linux/mempool.h
index b1086c936507..b51f5c430c26 100644
--- a/include/linux/mempool.h
+++ b/include/linux/mempool.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* memory buffer pool support
*/
diff --git a/include/linux/memremap.h b/include/linux/memremap.h
index 79f8ba7c3894..10d23c367048 100644
--- a/include/linux/memremap.h
+++ b/include/linux/memremap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_MEMREMAP_H_
#define _LINUX_MEMREMAP_H_
#include <linux/mm.h>
diff --git a/include/linux/mfd/da903x.h b/include/linux/mfd/da903x.h
index 0aa3a1a49ee3..d1c57b8dbba4 100644
--- a/include/linux/mfd/da903x.h
+++ b/include/linux/mfd/da903x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_PMIC_DA903X_H
#define __LINUX_PMIC_DA903X_H
diff --git a/include/linux/mfd/dln2.h b/include/linux/mfd/dln2.h
index 004b24576da8..4cade9aa8edb 100644
--- a/include/linux/mfd/dln2.h
+++ b/include/linux/mfd/dln2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_USB_DLN2_H
#define __LINUX_USB_DLN2_H
diff --git a/include/linux/mfd/ds1wm.h b/include/linux/mfd/ds1wm.h
index 2227c6a75d84..43dfca1c9702 100644
--- a/include/linux/mfd/ds1wm.h
+++ b/include/linux/mfd/ds1wm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* MFD cell driver data for the DS1WM driver
*
* to be defined in the MFD device that is
diff --git a/include/linux/mfd/ezx-pcap.h b/include/linux/mfd/ezx-pcap.h
index 32a1b5cfeba1..ffde195e12b7 100644
--- a/include/linux/mfd/ezx-pcap.h
+++ b/include/linux/mfd/ezx-pcap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright 2009 Daniel Ribeiro <drwyrm@gmail.com>
*
diff --git a/include/linux/mfd/imx25-tsadc.h b/include/linux/mfd/imx25-tsadc.h
index 7fe4b8c3baac..21f8adfefd1d 100644
--- a/include/linux/mfd/imx25-tsadc.h
+++ b/include/linux/mfd/imx25-tsadc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_INCLUDE_MFD_IMX25_TSADC_H_
#define _LINUX_INCLUDE_MFD_IMX25_TSADC_H_
diff --git a/include/linux/mfd/ipaq-micro.h b/include/linux/mfd/ipaq-micro.h
index 5c4d29f6674f..ee48a4321c57 100644
--- a/include/linux/mfd/ipaq-micro.h
+++ b/include/linux/mfd/ipaq-micro.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Header file for the compaq Micro MFD
*/
diff --git a/include/linux/mfd/menelaus.h b/include/linux/mfd/menelaus.h
index 9e85ac06da89..ce489aba88ec 100644
--- a/include/linux/mfd/menelaus.h
+++ b/include/linux/mfd/menelaus.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Functions to access Menelaus power management chip
*/
diff --git a/include/linux/mfd/pcf50633/pmic.h b/include/linux/mfd/pcf50633/pmic.h
index 2d3dbe53b235..eac0c3d8e984 100644
--- a/include/linux/mfd/pcf50633/pmic.h
+++ b/include/linux/mfd/pcf50633/pmic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_MFD_PCF50633_PMIC_H
#define __LINUX_MFD_PCF50633_PMIC_H
diff --git a/include/linux/mfd/qcom_rpm.h b/include/linux/mfd/qcom_rpm.h
index 742ebf1b76ca..4b6b644f1108 100644
--- a/include/linux/mfd/qcom_rpm.h
+++ b/include/linux/mfd/qcom_rpm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __QCOM_RPM_H__
#define __QCOM_RPM_H__
diff --git a/include/linux/mfd/rdc321x.h b/include/linux/mfd/rdc321x.h
index 442743a8f915..697933b2227b 100644
--- a/include/linux/mfd/rdc321x.h
+++ b/include/linux/mfd/rdc321x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __RDC321X_MFD_H
#define __RDC321X_MFD_H
diff --git a/include/linux/mfd/tmio.h b/include/linux/mfd/tmio.h
index 15646740e2a8..e1cfe9194129 100644
--- a/include/linux/mfd/tmio.h
+++ b/include/linux/mfd/tmio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef MFD_TMIO_H
#define MFD_TMIO_H
diff --git a/include/linux/mfd/tps6586x.h b/include/linux/mfd/tps6586x.h
index 96187ed9f9bb..2fe68e481230 100644
--- a/include/linux/mfd/tps6586x.h
+++ b/include/linux/mfd/tps6586x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_MFD_TPS6586X_H
#define __LINUX_MFD_TPS6586X_H
diff --git a/include/linux/migrate.h b/include/linux/migrate.h
index 643c7ae7d7b4..895ec0c4942e 100644
--- a/include/linux/migrate.h
+++ b/include/linux/migrate.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_MIGRATE_H
#define _LINUX_MIGRATE_H
diff --git a/include/linux/migrate_mode.h b/include/linux/migrate_mode.h
index bdf66af9b937..883c99249033 100644
--- a/include/linux/migrate_mode.h
+++ b/include/linux/migrate_mode.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef MIGRATE_MODE_H_INCLUDED
#define MIGRATE_MODE_H_INCLUDED
/*
diff --git a/include/linux/mii.h b/include/linux/mii.h
index e870bfa6abfe..55000ee5c6ad 100644
--- a/include/linux/mii.h
+++ b/include/linux/mii.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/mii.h: definitions for MII-compatible transceivers
* Originally drivers/net/sunhme.h.
diff --git a/include/linux/miscdevice.h b/include/linux/miscdevice.h
index 58751eae5f77..4de703d9e21f 100644
--- a/include/linux/miscdevice.h
+++ b/include/linux/miscdevice.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_MISCDEVICE_H
#define _LINUX_MISCDEVICE_H
#include <linux/major.h>
diff --git a/include/linux/mlx5/port.h b/include/linux/mlx5/port.h
index c57d4b7de3a8..c59af8ab753a 100644
--- a/include/linux/mlx5/port.h
+++ b/include/linux/mlx5/port.h
@@ -157,6 +157,8 @@ int mlx5_set_port_prio_tc(struct mlx5_core_dev *mdev, u8 *prio_tc);
int mlx5_query_port_prio_tc(struct mlx5_core_dev *mdev,
u8 prio, u8 *tc);
int mlx5_set_port_tc_group(struct mlx5_core_dev *mdev, u8 *tc_group);
+int mlx5_query_port_tc_group(struct mlx5_core_dev *mdev,
+ u8 tc, u8 *tc_group);
int mlx5_set_port_tc_bw_alloc(struct mlx5_core_dev *mdev, u8 *tc_bw);
int mlx5_query_port_tc_bw_alloc(struct mlx5_core_dev *mdev,
u8 tc, u8 *bw_pct);
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 065d99deb847..43edf659453b 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_MM_H
#define _LINUX_MM_H
diff --git a/include/linux/mm_inline.h b/include/linux/mm_inline.h
index 25438b2b6f22..c30b32e3c862 100644
--- a/include/linux/mm_inline.h
+++ b/include/linux/mm_inline.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_MM_INLINE_H
#define LINUX_MM_INLINE_H
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index 46f4ecf5479a..c85f11dafd56 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_MM_TYPES_H
#define _LINUX_MM_TYPES_H
@@ -445,6 +446,9 @@ struct mm_struct {
unsigned long flags; /* Must use atomic bitops to access the bits */
struct core_state *core_state; /* coredumping support */
+#ifdef CONFIG_MEMBARRIER
+ atomic_t membarrier_state;
+#endif
#ifdef CONFIG_AIO
spinlock_t ioctx_lock;
struct kioctx_table __rcu *ioctx_table;
diff --git a/include/linux/mm_types_task.h b/include/linux/mm_types_task.h
index fc412fbd80bd..5fe87687664c 100644
--- a/include/linux/mm_types_task.h
+++ b/include/linux/mm_types_task.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_MM_TYPES_TASK_H
#define _LINUX_MM_TYPES_TASK_H
diff --git a/include/linux/mman.h b/include/linux/mman.h
index c8367041fafd..7c87b6652244 100644
--- a/include/linux/mman.h
+++ b/include/linux/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_MMAN_H
#define _LINUX_MMAN_H
diff --git a/include/linux/mmc/sdhci-pci-data.h b/include/linux/mmc/sdhci-pci-data.h
index fda15b6d4135..36f986d4a59a 100644
--- a/include/linux/mmc/sdhci-pci-data.h
+++ b/include/linux/mmc/sdhci-pci-data.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_MMC_SDHCI_PCI_DATA_H
#define LINUX_MMC_SDHCI_PCI_DATA_H
diff --git a/include/linux/mmc/sdio_ids.h b/include/linux/mmc/sdio_ids.h
index abacd5484bc0..cdd66a5fbd5e 100644
--- a/include/linux/mmc/sdio_ids.h
+++ b/include/linux/mmc/sdio_ids.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* SDIO Classes, Interface Types, Manufacturer IDs, etc.
*/
diff --git a/include/linux/mmdebug.h b/include/linux/mmdebug.h
index 451a811f48f2..57b0030d3800 100644
--- a/include/linux/mmdebug.h
+++ b/include/linux/mmdebug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_MM_DEBUG_H
#define LINUX_MM_DEBUG_H 1
diff --git a/include/linux/mmiotrace.h b/include/linux/mmiotrace.h
index 3ba327af055c..88236849894d 100644
--- a/include/linux/mmiotrace.h
+++ b/include/linux/mmiotrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_MMIOTRACE_H
#define _LINUX_MMIOTRACE_H
diff --git a/include/linux/mmu_context.h b/include/linux/mmu_context.h
index a4441784503b..d9a543a9e1cc 100644
--- a/include/linux/mmu_context.h
+++ b/include/linux/mmu_context.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_MMU_CONTEXT_H
#define _LINUX_MMU_CONTEXT_H
diff --git a/include/linux/mmu_notifier.h b/include/linux/mmu_notifier.h
index 6866e8126982..2cf1c3c807f6 100644
--- a/include/linux/mmu_notifier.h
+++ b/include/linux/mmu_notifier.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_MMU_NOTIFIER_H
#define _LINUX_MMU_NOTIFIER_H
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index c8f89417740b..c9c4a81b9767 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_MMZONE_H
#define _LINUX_MMZONE_H
diff --git a/include/linux/mnt_namespace.h b/include/linux/mnt_namespace.h
index 12b2ab510323..35942084cd40 100644
--- a/include/linux/mnt_namespace.h
+++ b/include/linux/mnt_namespace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NAMESPACE_H_
#define _NAMESPACE_H_
#ifdef __KERNEL__
diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h
index 694cebb50f72..1c2e8d6b7274 100644
--- a/include/linux/mod_devicetable.h
+++ b/include/linux/mod_devicetable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Device tables which are exported to userspace via
* scripts/mod/file2alias.c. You must keep that file in sync with this
@@ -293,6 +294,7 @@ struct pcmcia_device_id {
#define INPUT_DEVICE_ID_SND_MAX 0x07
#define INPUT_DEVICE_ID_FF_MAX 0x7f
#define INPUT_DEVICE_ID_SW_MAX 0x0f
+#define INPUT_DEVICE_ID_PROP_MAX 0x1f
#define INPUT_DEVICE_ID_MATCH_BUS 1
#define INPUT_DEVICE_ID_MATCH_VENDOR 2
@@ -308,6 +310,7 @@ struct pcmcia_device_id {
#define INPUT_DEVICE_ID_MATCH_SNDBIT 0x0400
#define INPUT_DEVICE_ID_MATCH_FFBIT 0x0800
#define INPUT_DEVICE_ID_MATCH_SWBIT 0x1000
+#define INPUT_DEVICE_ID_MATCH_PROPBIT 0x2000
struct input_device_id {
@@ -327,6 +330,7 @@ struct input_device_id {
kernel_ulong_t sndbit[INPUT_DEVICE_ID_SND_MAX / BITS_PER_LONG + 1];
kernel_ulong_t ffbit[INPUT_DEVICE_ID_FF_MAX / BITS_PER_LONG + 1];
kernel_ulong_t swbit[INPUT_DEVICE_ID_SW_MAX / BITS_PER_LONG + 1];
+ kernel_ulong_t propbit[INPUT_DEVICE_ID_PROP_MAX / BITS_PER_LONG + 1];
kernel_ulong_t driver_info;
};
diff --git a/include/linux/moduleloader.h b/include/linux/moduleloader.h
index 4d0cb9bba93e..31013c2effd3 100644
--- a/include/linux/moduleloader.h
+++ b/include/linux/moduleloader.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_MODULELOADER_H
#define _LINUX_MODULELOADER_H
/* The stuff needed for archs to support modules. */
diff --git a/include/linux/moduleparam.h b/include/linux/moduleparam.h
index 1ee7b30dafec..1d7140fef154 100644
--- a/include/linux/moduleparam.h
+++ b/include/linux/moduleparam.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_MODULE_PARAMS_H
#define _LINUX_MODULE_PARAMS_H
/* (C) Copyright 2001, 2002 Rusty Russell IBM Corporation */
diff --git a/include/linux/mount.h b/include/linux/mount.h
index 1ce85e6fd95f..45b1f56c6c2f 100644
--- a/include/linux/mount.h
+++ b/include/linux/mount.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
*
* Definitions for mount interface. This describes the in the kernel build
diff --git a/include/linux/mpage.h b/include/linux/mpage.h
index 068a0c9946af..001f1fcf9836 100644
--- a/include/linux/mpage.h
+++ b/include/linux/mpage.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/linux/mpage.h
*
diff --git a/include/linux/mpls.h b/include/linux/mpls.h
index 384fb22b6c43..ae1a188c011b 100644
--- a/include/linux/mpls.h
+++ b/include/linux/mpls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_MPLS_H
#define _LINUX_MPLS_H
diff --git a/include/linux/mpls_iptunnel.h b/include/linux/mpls_iptunnel.h
index ef29eb2d6dfd..140c56954fbe 100644
--- a/include/linux/mpls_iptunnel.h
+++ b/include/linux/mpls_iptunnel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_MPLS_IPTUNNEL_H
#define _LINUX_MPLS_IPTUNNEL_H
diff --git a/include/linux/mroute.h b/include/linux/mroute.h
index d7f63339ef0b..65a70a7c51c1 100644
--- a/include/linux/mroute.h
+++ b/include/linux/mroute.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_MROUTE_H
#define __LINUX_MROUTE_H
diff --git a/include/linux/mroute6.h b/include/linux/mroute6.h
index ce44e3e96d27..3014c52bfd86 100644
--- a/include/linux/mroute6.h
+++ b/include/linux/mroute6.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_MROUTE6_H
#define __LINUX_MROUTE6_H
diff --git a/include/linux/msdos_fs.h b/include/linux/msdos_fs.h
index e1b163f912fb..b7a5d4c72f56 100644
--- a/include/linux/msdos_fs.h
+++ b/include/linux/msdos_fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_MSDOS_FS_H
#define _LINUX_MSDOS_FS_H
diff --git a/include/linux/msg.h b/include/linux/msg.h
index 81263fe3f9dc..0a7eefeee0d1 100644
--- a/include/linux/msg.h
+++ b/include/linux/msg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_MSG_H
#define _LINUX_MSG_H
diff --git a/include/linux/msi.h b/include/linux/msi.h
index eff16ef81f43..1f1bbb5b4679 100644
--- a/include/linux/msi.h
+++ b/include/linux/msi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_MSI_H
#define LINUX_MSI_H
diff --git a/include/linux/mtd/inftl.h b/include/linux/mtd/inftl.h
index 8255118be0f0..fdfff87066a9 100644
--- a/include/linux/mtd/inftl.h
+++ b/include/linux/mtd/inftl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* inftl.h -- defines to support the Inverse NAND Flash Translation Layer
*
diff --git a/include/linux/mtd/mtdram.h b/include/linux/mtd/mtdram.h
index 628a6a21ddf0..ee8f95643f9b 100644
--- a/include/linux/mtd/mtdram.h
+++ b/include/linux/mtd/mtdram.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MTD_MTDRAM_H__
#define __MTD_MTDRAM_H__
diff --git a/include/linux/mtd/nand-gpio.h b/include/linux/mtd/nand-gpio.h
index be4f45d89be2..fdef72d6e198 100644
--- a/include/linux/mtd/nand-gpio.h
+++ b/include/linux/mtd/nand-gpio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_MTD_NAND_GPIO_H
#define __LINUX_MTD_NAND_GPIO_H
diff --git a/include/linux/mtd/pfow.h b/include/linux/mtd/pfow.h
index 42ff7ff09bf5..122f3439e1af 100644
--- a/include/linux/mtd/pfow.h
+++ b/include/linux/mtd/pfow.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Primary function overlay window definitions
* and service functions used by LPDDR chips
*/
diff --git a/include/linux/mtd/qinfo.h b/include/linux/mtd/qinfo.h
index b532ce524dae..df5b9fddea16 100644
--- a/include/linux/mtd/qinfo.h
+++ b/include/linux/mtd/qinfo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_MTD_QINFO_H
#define __LINUX_MTD_QINFO_H
diff --git a/include/linux/mutex.h b/include/linux/mutex.h
index ffcba1f337da..153274f78402 100644
--- a/include/linux/mutex.h
+++ b/include/linux/mutex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Mutexes: blocking mutual exclusion locks
*
diff --git a/include/linux/mv643xx_eth.h b/include/linux/mv643xx_eth.h
index 61a0da38d0cb..3682ae75c7aa 100644
--- a/include/linux/mv643xx_eth.h
+++ b/include/linux/mv643xx_eth.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* MV-643XX ethernet platform device data definition file.
*/
diff --git a/include/linux/namei.h b/include/linux/namei.h
index 8b4794e83196..a982bb7cd480 100644
--- a/include/linux/namei.h
+++ b/include/linux/namei.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_NAMEI_H
#define _LINUX_NAMEI_H
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index f535779d9dc1..2eaac7d75af4 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -3694,6 +3694,9 @@ struct net_device *alloc_netdev_mqs(int sizeof_priv, const char *name,
unsigned char name_assign_type,
void (*setup)(struct net_device *),
unsigned int txqs, unsigned int rxqs);
+int dev_get_valid_name(struct net *net, struct net_device *dev,
+ const char *name);
+
#define alloc_netdev(sizeof_priv, name, name_assign_type, setup) \
alloc_netdev_mqs(sizeof_priv, name, name_assign_type, setup, 1, 1)
diff --git a/include/linux/netfilter.h b/include/linux/netfilter.h
index f84bca1703cd..b24e9b101651 100644
--- a/include/linux/netfilter.h
+++ b/include/linux/netfilter.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_NETFILTER_H
#define __LINUX_NETFILTER_H
diff --git a/include/linux/netfilter/ipset/ip_set_bitmap.h b/include/linux/netfilter/ipset/ip_set_bitmap.h
index 366d6c0ea04f..2dddbc6dcac7 100644
--- a/include/linux/netfilter/ipset/ip_set_bitmap.h
+++ b/include/linux/netfilter/ipset/ip_set_bitmap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __IP_SET_BITMAP_H
#define __IP_SET_BITMAP_H
diff --git a/include/linux/netfilter/ipset/ip_set_getport.h b/include/linux/netfilter/ipset/ip_set_getport.h
index 90d09300e954..ac6a11d38a19 100644
--- a/include/linux/netfilter/ipset/ip_set_getport.h
+++ b/include/linux/netfilter/ipset/ip_set_getport.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _IP_SET_GETPORT_H
#define _IP_SET_GETPORT_H
diff --git a/include/linux/netfilter/ipset/ip_set_hash.h b/include/linux/netfilter/ipset/ip_set_hash.h
index f98ddfb094cb..838abab672af 100644
--- a/include/linux/netfilter/ipset/ip_set_hash.h
+++ b/include/linux/netfilter/ipset/ip_set_hash.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __IP_SET_HASH_H
#define __IP_SET_HASH_H
diff --git a/include/linux/netfilter/ipset/ip_set_list.h b/include/linux/netfilter/ipset/ip_set_list.h
index fe2622a00151..a61fe2a7e655 100644
--- a/include/linux/netfilter/ipset/ip_set_list.h
+++ b/include/linux/netfilter/ipset/ip_set_list.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __IP_SET_LIST_H
#define __IP_SET_LIST_H
diff --git a/include/linux/netfilter/ipset/pfxlen.h b/include/linux/netfilter/ipset/pfxlen.h
index 1afbb94b4b65..f59094e6158b 100644
--- a/include/linux/netfilter/ipset/pfxlen.h
+++ b/include/linux/netfilter/ipset/pfxlen.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PFXLEN_H
#define _PFXLEN_H
diff --git a/include/linux/netfilter/nf_conntrack_amanda.h b/include/linux/netfilter/nf_conntrack_amanda.h
index 4b59a1584959..34345e543ba2 100644
--- a/include/linux/netfilter/nf_conntrack_amanda.h
+++ b/include/linux/netfilter/nf_conntrack_amanda.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_CONNTRACK_AMANDA_H
#define _NF_CONNTRACK_AMANDA_H
/* AMANDA tracking. */
diff --git a/include/linux/netfilter/nf_conntrack_common.h b/include/linux/netfilter/nf_conntrack_common.h
index 1d1ef4e20512..03097fa70975 100644
--- a/include/linux/netfilter/nf_conntrack_common.h
+++ b/include/linux/netfilter/nf_conntrack_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_CONNTRACK_COMMON_H
#define _NF_CONNTRACK_COMMON_H
diff --git a/include/linux/netfilter/nf_conntrack_dccp.h b/include/linux/netfilter/nf_conntrack_dccp.h
index ff721d7325cf..ace0f952d50f 100644
--- a/include/linux/netfilter/nf_conntrack_dccp.h
+++ b/include/linux/netfilter/nf_conntrack_dccp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_CONNTRACK_DCCP_H
#define _NF_CONNTRACK_DCCP_H
diff --git a/include/linux/netfilter/nf_conntrack_ftp.h b/include/linux/netfilter/nf_conntrack_ftp.h
index 5f818b01e035..73a296dfd019 100644
--- a/include/linux/netfilter/nf_conntrack_ftp.h
+++ b/include/linux/netfilter/nf_conntrack_ftp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_CONNTRACK_FTP_H
#define _NF_CONNTRACK_FTP_H
diff --git a/include/linux/netfilter/nf_conntrack_h323.h b/include/linux/netfilter/nf_conntrack_h323.h
index 858d9b214053..f76ed373a2a5 100644
--- a/include/linux/netfilter/nf_conntrack_h323.h
+++ b/include/linux/netfilter/nf_conntrack_h323.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_CONNTRACK_H323_H
#define _NF_CONNTRACK_H323_H
diff --git a/include/linux/netfilter/nf_conntrack_irc.h b/include/linux/netfilter/nf_conntrack_irc.h
index 4bb9bae67176..00c2b74206e1 100644
--- a/include/linux/netfilter/nf_conntrack_irc.h
+++ b/include/linux/netfilter/nf_conntrack_irc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_CONNTRACK_IRC_H
#define _NF_CONNTRACK_IRC_H
diff --git a/include/linux/netfilter/nf_conntrack_pptp.h b/include/linux/netfilter/nf_conntrack_pptp.h
index 2ab2830316b7..833a5b2255ea 100644
--- a/include/linux/netfilter/nf_conntrack_pptp.h
+++ b/include/linux/netfilter/nf_conntrack_pptp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* PPTP constants and structs */
#ifndef _NF_CONNTRACK_PPTP_H
#define _NF_CONNTRACK_PPTP_H
diff --git a/include/linux/netfilter/nf_conntrack_proto_gre.h b/include/linux/netfilter/nf_conntrack_proto_gre.h
index dee0acd0dd31..b8d95564bd53 100644
--- a/include/linux/netfilter/nf_conntrack_proto_gre.h
+++ b/include/linux/netfilter/nf_conntrack_proto_gre.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CONNTRACK_PROTO_GRE_H
#define _CONNTRACK_PROTO_GRE_H
#include <asm/byteorder.h>
diff --git a/include/linux/netfilter/nf_conntrack_sane.h b/include/linux/netfilter/nf_conntrack_sane.h
index 4767d6e23e97..7d2de44edce3 100644
--- a/include/linux/netfilter/nf_conntrack_sane.h
+++ b/include/linux/netfilter/nf_conntrack_sane.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_CONNTRACK_SANE_H
#define _NF_CONNTRACK_SANE_H
/* SANE tracking. */
diff --git a/include/linux/netfilter/nf_conntrack_sctp.h b/include/linux/netfilter/nf_conntrack_sctp.h
index 22a16a23cd8a..9a33f171aa82 100644
--- a/include/linux/netfilter/nf_conntrack_sctp.h
+++ b/include/linux/netfilter/nf_conntrack_sctp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_CONNTRACK_SCTP_H
#define _NF_CONNTRACK_SCTP_H
/* SCTP tracking. */
diff --git a/include/linux/netfilter/nf_conntrack_sip.h b/include/linux/netfilter/nf_conntrack_sip.h
index d5af3c27fb7d..c7fc38807a33 100644
--- a/include/linux/netfilter/nf_conntrack_sip.h
+++ b/include/linux/netfilter/nf_conntrack_sip.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NF_CONNTRACK_SIP_H__
#define __NF_CONNTRACK_SIP_H__
#ifdef __KERNEL__
diff --git a/include/linux/netfilter/nf_conntrack_snmp.h b/include/linux/netfilter/nf_conntrack_snmp.h
index 064bc63a5346..818088c47475 100644
--- a/include/linux/netfilter/nf_conntrack_snmp.h
+++ b/include/linux/netfilter/nf_conntrack_snmp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_CONNTRACK_SNMP_H
#define _NF_CONNTRACK_SNMP_H
diff --git a/include/linux/netfilter/nf_conntrack_tcp.h b/include/linux/netfilter/nf_conntrack_tcp.h
index 22db9614b584..f9e3a663037b 100644
--- a/include/linux/netfilter/nf_conntrack_tcp.h
+++ b/include/linux/netfilter/nf_conntrack_tcp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_CONNTRACK_TCP_H
#define _NF_CONNTRACK_TCP_H
diff --git a/include/linux/netfilter/nf_conntrack_tftp.h b/include/linux/netfilter/nf_conntrack_tftp.h
index c78d38fdb050..5769e12dd0a2 100644
--- a/include/linux/netfilter/nf_conntrack_tftp.h
+++ b/include/linux/netfilter/nf_conntrack_tftp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_CONNTRACK_TFTP_H
#define _NF_CONNTRACK_TFTP_H
diff --git a/include/linux/netfilter/nf_conntrack_zones_common.h b/include/linux/netfilter/nf_conntrack_zones_common.h
index 5d7cf36d4766..8f3905e12a64 100644
--- a/include/linux/netfilter/nf_conntrack_zones_common.h
+++ b/include/linux/netfilter/nf_conntrack_zones_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_CONNTRACK_ZONES_COMMON_H
#define _NF_CONNTRACK_ZONES_COMMON_H
diff --git a/include/linux/netfilter/nfnetlink.h b/include/linux/netfilter/nfnetlink.h
index 41d04e9d088a..414a5e769fde 100644
--- a/include/linux/netfilter/nfnetlink.h
+++ b/include/linux/netfilter/nfnetlink.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NFNETLINK_H
#define _NFNETLINK_H
diff --git a/include/linux/netfilter/nfnetlink_acct.h b/include/linux/netfilter/nfnetlink_acct.h
index 664da0048625..b4d741195c28 100644
--- a/include/linux/netfilter/nfnetlink_acct.h
+++ b/include/linux/netfilter/nfnetlink_acct.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NFNL_ACCT_H_
#define _NFNL_ACCT_H_
diff --git a/include/linux/netfilter/x_tables.h b/include/linux/netfilter/x_tables.h
index b3044c2c62cb..33f7530f96b9 100644
--- a/include/linux/netfilter/x_tables.h
+++ b/include/linux/netfilter/x_tables.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _X_TABLES_H
#define _X_TABLES_H
diff --git a/include/linux/netfilter/xt_hashlimit.h b/include/linux/netfilter/xt_hashlimit.h
index 0fc458bde80b..169d03983589 100644
--- a/include/linux/netfilter/xt_hashlimit.h
+++ b/include/linux/netfilter/xt_hashlimit.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _XT_HASHLIMIT_H
#define _XT_HASHLIMIT_H
diff --git a/include/linux/netfilter/xt_physdev.h b/include/linux/netfilter/xt_physdev.h
index 5b5e41716d69..4ca0593949cd 100644
--- a/include/linux/netfilter/xt_physdev.h
+++ b/include/linux/netfilter/xt_physdev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _XT_PHYSDEV_H
#define _XT_PHYSDEV_H
diff --git a/include/linux/netfilter_arp/arp_tables.h b/include/linux/netfilter_arp/arp_tables.h
index 029b95e8924e..e98028f00e47 100644
--- a/include/linux/netfilter_arp/arp_tables.h
+++ b/include/linux/netfilter_arp/arp_tables.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Format of an ARP firewall descriptor
*
diff --git a/include/linux/netfilter_bridge.h b/include/linux/netfilter_bridge.h
index 2ed40c402b5e..b671fdfd212b 100644
--- a/include/linux/netfilter_bridge.h
+++ b/include/linux/netfilter_bridge.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_BRIDGE_NETFILTER_H
#define __LINUX_BRIDGE_NETFILTER_H
diff --git a/include/linux/netfilter_bridge/ebt_802_3.h b/include/linux/netfilter_bridge/ebt_802_3.h
index e17e8bfb4e8b..c6147f9c0d80 100644
--- a/include/linux/netfilter_bridge/ebt_802_3.h
+++ b/include/linux/netfilter_bridge/ebt_802_3.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_BRIDGE_EBT_802_3_H
#define __LINUX_BRIDGE_EBT_802_3_H
diff --git a/include/linux/netfilter_bridge/ebtables.h b/include/linux/netfilter_bridge/ebtables.h
index 2c2a5514b0df..0773b5a032f1 100644
--- a/include/linux/netfilter_bridge/ebtables.h
+++ b/include/linux/netfilter_bridge/ebtables.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ebtables
*
@@ -108,9 +109,10 @@ struct ebt_table {
#define EBT_ALIGN(s) (((s) + (__alignof__(struct _xt_align)-1)) & \
~(__alignof__(struct _xt_align)-1))
-extern struct ebt_table *ebt_register_table(struct net *net,
- const struct ebt_table *table,
- const struct nf_hook_ops *);
+extern int ebt_register_table(struct net *net,
+ const struct ebt_table *table,
+ const struct nf_hook_ops *ops,
+ struct ebt_table **res);
extern void ebt_unregister_table(struct net *net, struct ebt_table *table,
const struct nf_hook_ops *);
extern unsigned int ebt_do_table(struct sk_buff *skb,
diff --git a/include/linux/netfilter_defs.h b/include/linux/netfilter_defs.h
index d3a7f8597e82..dc6111adea06 100644
--- a/include/linux/netfilter_defs.h
+++ b/include/linux/netfilter_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_NETFILTER_CORE_H_
#define __LINUX_NETFILTER_CORE_H_
diff --git a/include/linux/netfilter_ingress.h b/include/linux/netfilter_ingress.h
index 8d5dae1e2ff8..554c920691dd 100644
--- a/include/linux/netfilter_ingress.h
+++ b/include/linux/netfilter_ingress.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NETFILTER_INGRESS_H_
#define _NETFILTER_INGRESS_H_
diff --git a/include/linux/netfilter_ipv4/ip_tables.h b/include/linux/netfilter_ipv4/ip_tables.h
index 7bfc5893ec31..d026e63a5aa4 100644
--- a/include/linux/netfilter_ipv4/ip_tables.h
+++ b/include/linux/netfilter_ipv4/ip_tables.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* 25-Jul-1998 Major changes to allow for ip chain table
*
diff --git a/include/linux/netfilter_ipv6/ip6_tables.h b/include/linux/netfilter_ipv6/ip6_tables.h
index b21c392d6012..99cbfd3add40 100644
--- a/include/linux/netfilter_ipv6/ip6_tables.h
+++ b/include/linux/netfilter_ipv6/ip6_tables.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* 25-Jul-1998 Major changes to allow for ip chain table
*
diff --git a/include/linux/netlink.h b/include/linux/netlink.h
index 8664fd26eb5d..6ddb4a5da371 100644
--- a/include/linux/netlink.h
+++ b/include/linux/netlink.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_NETLINK_H
#define __LINUX_NETLINK_H
diff --git a/include/linux/netpoll.h b/include/linux/netpoll.h
index 27c0aaa22cb0..67662d01130a 100644
--- a/include/linux/netpoll.h
+++ b/include/linux/netpoll.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Common code for low-level network console, dump, and debugger code
*
diff --git a/include/linux/nfs.h b/include/linux/nfs.h
index 610af5155ef2..0dc7ad38a0da 100644
--- a/include/linux/nfs.h
+++ b/include/linux/nfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* NFS protocol definitions
*
diff --git a/include/linux/nfs3.h b/include/linux/nfs3.h
index a778ad8e3afd..404b8f724fc9 100644
--- a/include/linux/nfs3.h
+++ b/include/linux/nfs3.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* NFSv3 protocol definitions
*/
diff --git a/include/linux/nfs4.h b/include/linux/nfs4.h
index 47239c336688..47adac640191 100644
--- a/include/linux/nfs4.h
+++ b/include/linux/nfs4.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/linux/nfs4.h
*
diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
index a0282ceaa48b..f0015f801a78 100644
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/nfs_fs.h
*
diff --git a/include/linux/nfs_fs_i.h b/include/linux/nfs_fs_i.h
index a5c50d97341e..98f9268fcfc2 100644
--- a/include/linux/nfs_fs_i.h
+++ b/include/linux/nfs_fs_i.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NFS_FS_I
#define _NFS_FS_I
diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h
index 74c44665e6d3..286b71c418b4 100644
--- a/include/linux/nfs_fs_sb.h
+++ b/include/linux/nfs_fs_sb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NFS_FS_SB
#define _NFS_FS_SB
diff --git a/include/linux/nfs_iostat.h b/include/linux/nfs_iostat.h
index 9dcbbe9a51fb..027874c36c88 100644
--- a/include/linux/nfs_iostat.h
+++ b/include/linux/nfs_iostat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* User-space visible declarations for NFS client per-mount
* point statistics
diff --git a/include/linux/nfs_page.h b/include/linux/nfs_page.h
index d117120c9b6e..e27572d30d97 100644
--- a/include/linux/nfs_page.h
+++ b/include/linux/nfs_page.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/nfs_page.h
*
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index 164d5359d4ab..6959968dc36a 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_NFS_XDR_H
#define _LINUX_NFS_XDR_H
diff --git a/include/linux/nfsacl.h b/include/linux/nfsacl.h
index 5e69e67b31ab..103d44695323 100644
--- a/include/linux/nfsacl.h
+++ b/include/linux/nfsacl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* File: linux/nfsacl.h
*
diff --git a/include/linux/nls.h b/include/linux/nls.h
index 520681b68208..499e486b3722 100644
--- a/include/linux/nls.h
+++ b/include/linux/nls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_NLS_H
#define _LINUX_NLS_H
diff --git a/include/linux/nmi.h b/include/linux/nmi.h
index 27e249ed7c5c..b8d868d23e79 100644
--- a/include/linux/nmi.h
+++ b/include/linux/nmi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/nmi.h
*/
diff --git a/include/linux/node.h b/include/linux/node.h
index d1751beb462c..4ece0fee0ffc 100644
--- a/include/linux/node.h
+++ b/include/linux/node.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/linux/node.h - generic node definition
*
diff --git a/include/linux/nodemask.h b/include/linux/nodemask.h
index cf0b91c3ec12..de1c50b93c61 100644
--- a/include/linux/nodemask.h
+++ b/include/linux/nodemask.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_NODEMASK_H
#define __LINUX_NODEMASK_H
diff --git a/include/linux/notifier.h b/include/linux/notifier.h
index 4149868de4e6..6d731110e0db 100644
--- a/include/linux/notifier.h
+++ b/include/linux/notifier.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Routines to manage notifier chains for passing status changes to any
* interested routines. We need this instead of hard coded call lists so
diff --git a/include/linux/ns_common.h b/include/linux/ns_common.h
index 85a5c8c16be9..5fbc4000358f 100644
--- a/include/linux/ns_common.h
+++ b/include/linux/ns_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_NS_COMMON_H
#define _LINUX_NS_COMMON_H
diff --git a/include/linux/nsc_gpio.h b/include/linux/nsc_gpio.h
index 7da0cf3702ee..d7a04a6e3783 100644
--- a/include/linux/nsc_gpio.h
+++ b/include/linux/nsc_gpio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/**
nsc_gpio.c
diff --git a/include/linux/nsproxy.h b/include/linux/nsproxy.h
index ac0d65bef5d0..2ae1b1a4d84d 100644
--- a/include/linux/nsproxy.h
+++ b/include/linux/nsproxy.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_NSPROXY_H
#define _LINUX_NSPROXY_H
diff --git a/include/linux/nubus.h b/include/linux/nubus.h
index 6165b2c62040..11ce6b1117a8 100644
--- a/include/linux/nubus.h
+++ b/include/linux/nubus.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
nubus.h: various definitions and prototypes for NuBus drivers to use.
diff --git a/include/linux/numa.h b/include/linux/numa.h
index 3aaa31603a86..110b0e5d0fb0 100644
--- a/include/linux/numa.h
+++ b/include/linux/numa.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_NUMA_H
#define _LINUX_NUMA_H
diff --git a/include/linux/nvram.h b/include/linux/nvram.h
index cf0ff555a6ac..28bfb9ab94ca 100644
--- a/include/linux/nvram.h
+++ b/include/linux/nvram.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_NVRAM_H
#define _LINUX_NVRAM_H
diff --git a/include/linux/of.h b/include/linux/of.h
index cfc34117fc92..b240ed69dc96 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -734,6 +734,16 @@ static inline struct device_node *of_get_cpu_node(int cpu,
return NULL;
}
+static inline int of_n_addr_cells(struct device_node *np)
+{
+ return 0;
+
+}
+static inline int of_n_size_cells(struct device_node *np)
+{
+ return 0;
+}
+
static inline int of_property_read_u64(const struct device_node *np,
const char *propname, u64 *out_value)
{
diff --git a/include/linux/of_address.h b/include/linux/of_address.h
index 37864734ca50..b8ac44c9748e 100644
--- a/include/linux/of_address.h
+++ b/include/linux/of_address.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __OF_ADDRESS_H
#define __OF_ADDRESS_H
#include <linux/ioport.h>
diff --git a/include/linux/of_device.h b/include/linux/of_device.h
index 611502524425..8da5a1b31ece 100644
--- a/include/linux/of_device.h
+++ b/include/linux/of_device.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_OF_DEVICE_H
#define _LINUX_OF_DEVICE_H
diff --git a/include/linux/of_iommu.h b/include/linux/of_iommu.h
index 13394ac83c66..cddfaff4d0b7 100644
--- a/include/linux/of_iommu.h
+++ b/include/linux/of_iommu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __OF_IOMMU_H
#define __OF_IOMMU_H
diff --git a/include/linux/of_irq.h b/include/linux/of_irq.h
index 1e0deb8e8494..1214cabb2247 100644
--- a/include/linux/of_irq.h
+++ b/include/linux/of_irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __OF_IRQ_H
#define __OF_IRQ_H
diff --git a/include/linux/of_pci.h b/include/linux/of_pci.h
index 518c8d20647a..bf588a05d0d0 100644
--- a/include/linux/of_pci.h
+++ b/include/linux/of_pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __OF_PCI_H
#define __OF_PCI_H
diff --git a/include/linux/of_reserved_mem.h b/include/linux/of_reserved_mem.h
index f8e1992d6423..bb4fda7317be 100644
--- a/include/linux/of_reserved_mem.h
+++ b/include/linux/of_reserved_mem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __OF_RESERVED_MEM_H
#define __OF_RESERVED_MEM_H
diff --git a/include/linux/olpc-ec.h b/include/linux/olpc-ec.h
index 2925df3ce78a..79bdc6328c52 100644
--- a/include/linux/olpc-ec.h
+++ b/include/linux/olpc-ec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_OLPC_EC_H
#define _LINUX_OLPC_EC_H
diff --git a/include/linux/omap-dma.h b/include/linux/omap-dma.h
index 290081620b3e..840ce551e773 100644
--- a/include/linux/omap-dma.h
+++ b/include/linux/omap-dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_OMAP_DMA_H
#define __LINUX_OMAP_DMA_H
#include <linux/omap-dmaengine.h>
diff --git a/include/linux/once.h b/include/linux/once.h
index 9c98aaa87cbc..6790884d3c57 100644
--- a/include/linux/once.h
+++ b/include/linux/once.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_ONCE_H
#define _LINUX_ONCE_H
diff --git a/include/linux/oom.h b/include/linux/oom.h
index 76aac4ce39bc..01c91d874a57 100644
--- a/include/linux/oom.h
+++ b/include/linux/oom.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __INCLUDE_LINUX_OOM_H
#define __INCLUDE_LINUX_OOM_H
diff --git a/include/linux/osq_lock.h b/include/linux/osq_lock.h
index 703ea5c30a33..5581dbd3bd34 100644
--- a/include/linux/osq_lock.h
+++ b/include/linux/osq_lock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_OSQ_LOCK_H
#define __LINUX_OSQ_LOCK_H
diff --git a/include/linux/oxu210hp.h b/include/linux/oxu210hp.h
index 0bf96eae5389..94cd25165c08 100644
--- a/include/linux/oxu210hp.h
+++ b/include/linux/oxu210hp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* platform data for the OXU210HP HCD */
struct oxu210hp_platform_data {
diff --git a/include/linux/page-flags-layout.h b/include/linux/page-flags-layout.h
index 77b078c103b2..7ec86bf31ce4 100644
--- a/include/linux/page-flags-layout.h
+++ b/include/linux/page-flags-layout.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PAGE_FLAGS_LAYOUT_H
#define PAGE_FLAGS_LAYOUT_H
diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h
index ba2d470d2d0a..584b14c774c1 100644
--- a/include/linux/page-flags.h
+++ b/include/linux/page-flags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Macros for manipulating and testing page->flags
*/
diff --git a/include/linux/page-isolation.h b/include/linux/page-isolation.h
index d4cd2014fa6f..05a04e603686 100644
--- a/include/linux/page-isolation.h
+++ b/include/linux/page-isolation.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_PAGEISOLATION_H
#define __LINUX_PAGEISOLATION_H
diff --git a/include/linux/page_counter.h b/include/linux/page_counter.h
index 7e62920a3a94..c15ab80ad32d 100644
--- a/include/linux/page_counter.h
+++ b/include/linux/page_counter.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_PAGE_COUNTER_H
#define _LINUX_PAGE_COUNTER_H
diff --git a/include/linux/page_ext.h b/include/linux/page_ext.h
index 9298c393ddaa..ca5461efae2f 100644
--- a/include/linux/page_ext.h
+++ b/include/linux/page_ext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_PAGE_EXT_H
#define __LINUX_PAGE_EXT_H
diff --git a/include/linux/page_idle.h b/include/linux/page_idle.h
index fec40271339f..1e894d34bdce 100644
--- a/include/linux/page_idle.h
+++ b/include/linux/page_idle.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_MM_PAGE_IDLE_H
#define _LINUX_MM_PAGE_IDLE_H
diff --git a/include/linux/page_owner.h b/include/linux/page_owner.h
index 2be728d156b5..8679ccd722e8 100644
--- a/include/linux/page_owner.h
+++ b/include/linux/page_owner.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_PAGE_OWNER_H
#define __LINUX_PAGE_OWNER_H
diff --git a/include/linux/page_ref.h b/include/linux/page_ref.h
index 1fd71733aa68..760d74a0e9a9 100644
--- a/include/linux/page_ref.h
+++ b/include/linux/page_ref.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_PAGE_REF_H
#define _LINUX_PAGE_REF_H
diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
index 5bbd6780f205..e08b5339023c 100644
--- a/include/linux/pagemap.h
+++ b/include/linux/pagemap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_PAGEMAP_H
#define _LINUX_PAGEMAP_H
diff --git a/include/linux/pagevec.h b/include/linux/pagevec.h
index 4dcd5506f1ed..2636c0c0f279 100644
--- a/include/linux/pagevec.h
+++ b/include/linux/pagevec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/linux/pagevec.h
*
diff --git a/include/linux/parport_pc.h b/include/linux/parport_pc.h
index cc1767f5cca8..3d6fc576d6a1 100644
--- a/include/linux/parport_pc.h
+++ b/include/linux/parport_pc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_PARPORT_PC_H
#define __LINUX_PARPORT_PC_H
diff --git a/include/linux/parser.h b/include/linux/parser.h
index 884c1e6eb3fe..12fc3482f5fc 100644
--- a/include/linux/parser.h
+++ b/include/linux/parser.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/parser.h
*
diff --git a/include/linux/patchkey.h b/include/linux/patchkey.h
index 97a919fc9927..f581defb2df0 100644
--- a/include/linux/patchkey.h
+++ b/include/linux/patchkey.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* <linux/patchkey.h> -- definition of _PATCHKEY macro
*
diff --git a/include/linux/path.h b/include/linux/path.h
index cde895cc4af4..81e65a5be7ce 100644
--- a/include/linux/path.h
+++ b/include/linux/path.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_PATH_H
#define _LINUX_PATH_H
diff --git a/include/linux/pci-acpi.h b/include/linux/pci-acpi.h
index dd86c97f2454..8082b612f561 100644
--- a/include/linux/pci-acpi.h
+++ b/include/linux/pci-acpi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* File pci-acpi.h
*
diff --git a/include/linux/pci-aspm.h b/include/linux/pci-aspm.h
index 207c561fb40e..3cc06b059017 100644
--- a/include/linux/pci-aspm.h
+++ b/include/linux/pci-aspm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* aspm.h
*
diff --git a/include/linux/pci-ats.h b/include/linux/pci-ats.h
index 782fb8e0755f..7c4b8e27268c 100644
--- a/include/linux/pci-ats.h
+++ b/include/linux/pci-ats.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_PCI_ATS_H
#define LINUX_PCI_ATS_H
diff --git a/include/linux/pci-dma-compat.h b/include/linux/pci-dma-compat.h
index 39726caef5b1..d1f9fdade1e0 100644
--- a/include/linux/pci-dma-compat.h
+++ b/include/linux/pci-dma-compat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* include this file if the platform implements the dma_ DMA Mapping API
* and wants to provide the pci_ DMA Mapping API in terms of it */
diff --git a/include/linux/pci-dma.h b/include/linux/pci-dma.h
index 549a041f9c08..0f7aa7353ca3 100644
--- a/include/linux/pci-dma.h
+++ b/include/linux/pci-dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_PCI_DMA_H
#define _LINUX_PCI_DMA_H
diff --git a/include/linux/pci.h b/include/linux/pci.h
index f4f8ee5a7362..d16a7c037ec0 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* pci.h
*
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index 4adf6161ec77..ab20dc5db423 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* PCI Class, Vendor and Device IDs
*
diff --git a/include/linux/pcieport_if.h b/include/linux/pcieport_if.h
index e8f3f7479224..b69769dbf659 100644
--- a/include/linux/pcieport_if.h
+++ b/include/linux/pcieport_if.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* File: pcieport_if.h
* Purpose: PCI Express Port Bus Driver's IF Data Structure
diff --git a/include/linux/percpu-refcount.h b/include/linux/percpu-refcount.h
index c13dceb87b60..6658d9ee5257 100644
--- a/include/linux/percpu-refcount.h
+++ b/include/linux/percpu-refcount.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Percpu refcounts:
* (C) 2012 Google, Inc.
diff --git a/include/linux/percpu-rwsem.h b/include/linux/percpu-rwsem.h
index 93664f022ecf..b1f37a89e368 100644
--- a/include/linux/percpu-rwsem.h
+++ b/include/linux/percpu-rwsem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_PERCPU_RWSEM_H
#define _LINUX_PERCPU_RWSEM_H
diff --git a/include/linux/percpu.h b/include/linux/percpu.h
index 6a5fb939d3e5..296bbe49d5d1 100644
--- a/include/linux/percpu.h
+++ b/include/linux/percpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_PERCPU_H
#define __LINUX_PERCPU_H
diff --git a/include/linux/percpu_counter.h b/include/linux/percpu_counter.h
index ec065387f443..73a7bf30fe9a 100644
--- a/include/linux/percpu_counter.h
+++ b/include/linux/percpu_counter.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_PERCPU_COUNTER_H
#define _LINUX_PERCPU_COUNTER_H
/*
diff --git a/include/linux/percpu_ida.h b/include/linux/percpu_ida.h
index f5cfdd6a5539..07d78e4653bc 100644
--- a/include/linux/percpu_ida.h
+++ b/include/linux/percpu_ida.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERCPU_IDA_H__
#define __PERCPU_IDA_H__
diff --git a/include/linux/perf_regs.h b/include/linux/perf_regs.h
index 9b7dd59fe28d..476747456bca 100644
--- a/include/linux/perf_regs.h
+++ b/include/linux/perf_regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_PERF_REGS_H
#define _LINUX_PERF_REGS_H
diff --git a/include/linux/personality.h b/include/linux/personality.h
index aeb7892b2468..fc16fbc659c7 100644
--- a/include/linux/personality.h
+++ b/include/linux/personality.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_PERSONALITY_H
#define _LINUX_PERSONALITY_H
diff --git a/include/linux/pfn.h b/include/linux/pfn.h
index 1132953235c0..14bc053c53d8 100644
--- a/include/linux/pfn.h
+++ b/include/linux/pfn.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_PFN_H_
#define _LINUX_PFN_H_
diff --git a/include/linux/pfn_t.h b/include/linux/pfn_t.h
index a49b3259cad7..43b1d7648e82 100644
--- a/include/linux/pfn_t.h
+++ b/include/linux/pfn_t.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_PFN_T_H_
#define _LINUX_PFN_T_H_
#include <linux/mm.h>
diff --git a/include/linux/phy/ulpi_phy.h b/include/linux/phy/ulpi_phy.h
index f2ebe490a4bc..7054b440347c 100644
--- a/include/linux/phy/ulpi_phy.h
+++ b/include/linux/phy/ulpi_phy.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/phy/phy.h>
/**
diff --git a/include/linux/phy_fixed.h b/include/linux/phy_fixed.h
index 1d41ec44e39d..cf6392de6eb0 100644
--- a/include/linux/phy_fixed.h
+++ b/include/linux/phy_fixed.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PHY_FIXED_H
#define __PHY_FIXED_H
diff --git a/include/linux/pid.h b/include/linux/pid.h
index 719582744a2e..dfd684ce0787 100644
--- a/include/linux/pid.h
+++ b/include/linux/pid.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_PID_H
#define _LINUX_PID_H
diff --git a/include/linux/pid_namespace.h b/include/linux/pid_namespace.h
index b09136f88cf4..c78af6061644 100644
--- a/include/linux/pid_namespace.h
+++ b/include/linux/pid_namespace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_PID_NS_H
#define _LINUX_PID_NS_H
diff --git a/include/linux/pim.h b/include/linux/pim.h
index 0e81b2778ae0..290d4d2ed9b9 100644
--- a/include/linux/pim.h
+++ b/include/linux/pim.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_PIM_H
#define __LINUX_PIM_H
diff --git a/include/linux/pinctrl/pinctrl-state.h b/include/linux/pinctrl/pinctrl-state.h
index 23073519339f..a0e785815a64 100644
--- a/include/linux/pinctrl/pinctrl-state.h
+++ b/include/linux/pinctrl/pinctrl-state.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Standard pin control state definitions
*/
diff --git a/include/linux/pipe_fs_i.h b/include/linux/pipe_fs_i.h
index e7497c9dde7f..6a80cfc63e0c 100644
--- a/include/linux/pipe_fs_i.h
+++ b/include/linux/pipe_fs_i.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_PIPE_FS_I_H
#define _LINUX_PIPE_FS_I_H
diff --git a/include/linux/pkeys.h b/include/linux/pkeys.h
index a1bacf1150b2..0794ca78c379 100644
--- a/include/linux/pkeys.h
+++ b/include/linux/pkeys.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_PKEYS_H
#define _LINUX_PKEYS_H
diff --git a/include/linux/platform_data/ad7291.h b/include/linux/platform_data/ad7291.h
index bbd89fa51188..b1fd1530c9a5 100644
--- a/include/linux/platform_data/ad7291.h
+++ b/include/linux/platform_data/ad7291.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __IIO_AD7291_H__
#define __IIO_AD7291_H__
diff --git a/include/linux/platform_data/ad7791.h b/include/linux/platform_data/ad7791.h
index f9e4db1b82ae..cc7533049b5b 100644
--- a/include/linux/platform_data/ad7791.h
+++ b/include/linux/platform_data/ad7791.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_PLATFORM_DATA_AD7791__
#define __LINUX_PLATFORM_DATA_AD7791__
diff --git a/include/linux/platform_data/ad7879.h b/include/linux/platform_data/ad7879.h
index 69e2e1fd2bc8..6655cc8453ac 100644
--- a/include/linux/platform_data/ad7879.h
+++ b/include/linux/platform_data/ad7879.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* linux/platform_data/ad7879.h */
/* Touchscreen characteristics vary between boards and models. The
diff --git a/include/linux/platform_data/asoc-imx-ssi.h b/include/linux/platform_data/asoc-imx-ssi.h
index 92c7fd72f636..902851aeb0b4 100644
--- a/include/linux/platform_data/asoc-imx-ssi.h
+++ b/include/linux/platform_data/asoc-imx-ssi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MACH_SSI_H
#define __MACH_SSI_H
diff --git a/include/linux/platform_data/asoc-kirkwood.h b/include/linux/platform_data/asoc-kirkwood.h
index d6a55bd2e578..d442cefa3928 100644
--- a/include/linux/platform_data/asoc-kirkwood.h
+++ b/include/linux/platform_data/asoc-kirkwood.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PLAT_AUDIO_H
#define __PLAT_AUDIO_H
diff --git a/include/linux/platform_data/asoc-mx27vis.h b/include/linux/platform_data/asoc-mx27vis.h
index 409adcd04d04..2107d0d992dd 100644
--- a/include/linux/platform_data/asoc-mx27vis.h
+++ b/include/linux/platform_data/asoc-mx27vis.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PLATFORM_DATA_ASOC_MX27VIS_H
#define __PLATFORM_DATA_ASOC_MX27VIS_H
diff --git a/include/linux/platform_data/asoc-palm27x.h b/include/linux/platform_data/asoc-palm27x.h
index 58afb30d5298..22b69a393a57 100644
--- a/include/linux/platform_data/asoc-palm27x.h
+++ b/include/linux/platform_data/asoc-palm27x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _INCLUDE_PALMASOC_H_
#define _INCLUDE_PALMASOC_H_
diff --git a/include/linux/platform_data/bcmgenet.h b/include/linux/platform_data/bcmgenet.h
index 26af54321958..d8f8738629d2 100644
--- a/include/linux/platform_data/bcmgenet.h
+++ b/include/linux/platform_data/bcmgenet.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_PLATFORM_DATA_BCMGENET_H__
#define __LINUX_PLATFORM_DATA_BCMGENET_H__
diff --git a/include/linux/platform_data/crypto-atmel.h b/include/linux/platform_data/crypto-atmel.h
index b46e0d9062a0..0471aaf6999b 100644
--- a/include/linux/platform_data/crypto-atmel.h
+++ b/include/linux/platform_data/crypto-atmel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_CRYPTO_ATMEL_H
#define __LINUX_CRYPTO_ATMEL_H
diff --git a/include/linux/platform_data/dma-ep93xx.h b/include/linux/platform_data/dma-ep93xx.h
index e82c642fa53c..f8f1f6b952a6 100644
--- a/include/linux/platform_data/dma-ep93xx.h
+++ b/include/linux/platform_data/dma-ep93xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARCH_DMA_H
#define __ASM_ARCH_DMA_H
diff --git a/include/linux/platform_data/dma-imx-sdma.h b/include/linux/platform_data/dma-imx-sdma.h
index 2d08816720f6..6eaa53cef0bd 100644
--- a/include/linux/platform_data/dma-imx-sdma.h
+++ b/include/linux/platform_data/dma-imx-sdma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MACH_MXC_SDMA_H__
#define __MACH_MXC_SDMA_H__
diff --git a/include/linux/platform_data/dma-mv_xor.h b/include/linux/platform_data/dma-mv_xor.h
index 92ffd3245f76..6867a7ea329b 100644
--- a/include/linux/platform_data/dma-mv_xor.h
+++ b/include/linux/platform_data/dma-mv_xor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Marvell XOR platform device data definition file.
*/
diff --git a/include/linux/platform_data/ds620.h b/include/linux/platform_data/ds620.h
index 736bb87ac0fc..6ef58bb77e46 100644
--- a/include/linux/platform_data/ds620.h
+++ b/include/linux/platform_data/ds620.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_DS620_H
#define _LINUX_DS620_H
diff --git a/include/linux/platform_data/efm32-spi.h b/include/linux/platform_data/efm32-spi.h
index 31b19ca1d73a..a2c56fcd0534 100644
--- a/include/linux/platform_data/efm32-spi.h
+++ b/include/linux/platform_data/efm32-spi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_PLATFORM_DATA_EFM32_SPI_H__
#define __LINUX_PLATFORM_DATA_EFM32_SPI_H__
diff --git a/include/linux/platform_data/efm32-uart.h b/include/linux/platform_data/efm32-uart.h
index ed0e975b3c54..ccbb8f11db75 100644
--- a/include/linux/platform_data/efm32-uart.h
+++ b/include/linux/platform_data/efm32-uart.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
*
*
diff --git a/include/linux/platform_data/gpio-htc-egpio.h b/include/linux/platform_data/gpio-htc-egpio.h
index b4201c971367..b7baf1e42c55 100644
--- a/include/linux/platform_data/gpio-htc-egpio.h
+++ b/include/linux/platform_data/gpio-htc-egpio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* HTC simple EGPIO irq and gpio extender
*/
diff --git a/include/linux/platform_data/i2c-nuc900.h b/include/linux/platform_data/i2c-nuc900.h
index 9ffb12d06e91..23036273a97e 100644
--- a/include/linux/platform_data/i2c-nuc900.h
+++ b/include/linux/platform_data/i2c-nuc900.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARCH_NUC900_I2C_H
#define __ASM_ARCH_NUC900_I2C_H
diff --git a/include/linux/platform_data/irda-pxaficp.h b/include/linux/platform_data/irda-pxaficp.h
index 3cd41f77dda4..bd35ddcf3068 100644
--- a/include/linux/platform_data/irda-pxaficp.h
+++ b/include/linux/platform_data/irda-pxaficp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASMARM_ARCH_IRDA_H
#define ASMARM_ARCH_IRDA_H
diff --git a/include/linux/platform_data/itco_wdt.h b/include/linux/platform_data/itco_wdt.h
index 0e95527edf25..2ccdce6a4e27 100644
--- a/include/linux/platform_data/itco_wdt.h
+++ b/include/linux/platform_data/itco_wdt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Platform data for the Intel TCO Watchdog
*/
diff --git a/include/linux/platform_data/keyboard-pxa930_rotary.h b/include/linux/platform_data/keyboard-pxa930_rotary.h
index 053587caffdd..3271aa01cbe8 100644
--- a/include/linux/platform_data/keyboard-pxa930_rotary.h
+++ b/include/linux/platform_data/keyboard-pxa930_rotary.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARCH_PXA930_ROTARY_H
#define __ASM_ARCH_PXA930_ROTARY_H
diff --git a/include/linux/platform_data/keypad-ep93xx.h b/include/linux/platform_data/keypad-ep93xx.h
index adccee25b162..0e36818e3680 100644
--- a/include/linux/platform_data/keypad-ep93xx.h
+++ b/include/linux/platform_data/keypad-ep93xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __KEYPAD_EP93XX_H
#define __KEYPAD_EP93XX_H
diff --git a/include/linux/platform_data/keypad-pxa27x.h b/include/linux/platform_data/keypad-pxa27x.h
index 24625569d16d..a376442b9935 100644
--- a/include/linux/platform_data/keypad-pxa27x.h
+++ b/include/linux/platform_data/keypad-pxa27x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARCH_PXA27x_KEYPAD_H
#define __ASM_ARCH_PXA27x_KEYPAD_H
diff --git a/include/linux/platform_data/keypad-w90p910.h b/include/linux/platform_data/keypad-w90p910.h
index 556778e8ddaa..206ca4ecd93f 100644
--- a/include/linux/platform_data/keypad-w90p910.h
+++ b/include/linux/platform_data/keypad-w90p910.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARCH_W90P910_KEYPAD_H
#define __ASM_ARCH_W90P910_KEYPAD_H
diff --git a/include/linux/platform_data/lcd-mipid.h b/include/linux/platform_data/lcd-mipid.h
index 8e52c6572281..63f05eb23827 100644
--- a/include/linux/platform_data/lcd-mipid.h
+++ b/include/linux/platform_data/lcd-mipid.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LCD_MIPID_H
#define __LCD_MIPID_H
diff --git a/include/linux/platform_data/max3421-hcd.h b/include/linux/platform_data/max3421-hcd.h
index 0303d1970084..5947a6f43d60 100644
--- a/include/linux/platform_data/max3421-hcd.h
+++ b/include/linux/platform_data/max3421-hcd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2014 eGauge Systems LLC
* Contributed by David Mosberger-Tang <davidm@egauge.net>
diff --git a/include/linux/platform_data/max6639.h b/include/linux/platform_data/max6639.h
index 6011c42034da..65bfdb4fdc15 100644
--- a/include/linux/platform_data/max6639.h
+++ b/include/linux/platform_data/max6639.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_MAX6639_H
#define _LINUX_MAX6639_H
diff --git a/include/linux/platform_data/max732x.h b/include/linux/platform_data/max732x.h
index c04bac8bf2fe..f231c635faec 100644
--- a/include/linux/platform_data/max732x.h
+++ b/include/linux/platform_data/max732x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_I2C_MAX732X_H
#define __LINUX_I2C_MAX732X_H
diff --git a/include/linux/platform_data/media/ir-rx51.h b/include/linux/platform_data/media/ir-rx51.h
index 2c94ab568bfa..9d127aa648e7 100644
--- a/include/linux/platform_data/media/ir-rx51.h
+++ b/include/linux/platform_data/media/ir-rx51.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _IR_RX51_H
#define _IR_RX51_H
diff --git a/include/linux/platform_data/media/mmp-camera.h b/include/linux/platform_data/media/mmp-camera.h
index 7611963a257f..83804028115c 100644
--- a/include/linux/platform_data/media/mmp-camera.h
+++ b/include/linux/platform_data/media/mmp-camera.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Information for the Marvell Armada MMP camera
*/
diff --git a/include/linux/platform_data/media/omap4iss.h b/include/linux/platform_data/media/omap4iss.h
index 0d7620db5e32..2a511a8fcda7 100644
--- a/include/linux/platform_data/media/omap4iss.h
+++ b/include/linux/platform_data/media/omap4iss.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ARCH_ARM_PLAT_OMAP4_ISS_H
#define ARCH_ARM_PLAT_OMAP4_ISS_H
diff --git a/include/linux/platform_data/mmc-davinci.h b/include/linux/platform_data/mmc-davinci.h
index 9cea4ee377b5..87a8bed3b6cb 100644
--- a/include/linux/platform_data/mmc-davinci.h
+++ b/include/linux/platform_data/mmc-davinci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Board-specific MMC configuration
*/
diff --git a/include/linux/platform_data/mmc-mxcmmc.h b/include/linux/platform_data/mmc-mxcmmc.h
index b0fdaa9bd185..ac677351316a 100644
--- a/include/linux/platform_data/mmc-mxcmmc.h
+++ b/include/linux/platform_data/mmc-mxcmmc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASMARM_ARCH_MMC_H
#define ASMARM_ARCH_MMC_H
diff --git a/include/linux/platform_data/mmc-pxamci.h b/include/linux/platform_data/mmc-pxamci.h
index 1706b3597ce0..752f97c62ef2 100644
--- a/include/linux/platform_data/mmc-pxamci.h
+++ b/include/linux/platform_data/mmc-pxamci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASMARM_ARCH_MMC_H
#define ASMARM_ARCH_MMC_H
diff --git a/include/linux/platform_data/mmc-s3cmci.h b/include/linux/platform_data/mmc-s3cmci.h
index c42d31711944..b68d9f0bdd9e 100644
--- a/include/linux/platform_data/mmc-s3cmci.h
+++ b/include/linux/platform_data/mmc-s3cmci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ARCH_MCI_H
#define _ARCH_MCI_H
diff --git a/include/linux/platform_data/mmc-sdhci-s3c.h b/include/linux/platform_data/mmc-sdhci-s3c.h
index 249f02387a35..74a54eeb27b1 100644
--- a/include/linux/platform_data/mmc-sdhci-s3c.h
+++ b/include/linux/platform_data/mmc-sdhci-s3c.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PLATFORM_DATA_SDHCI_S3C_H
#define __PLATFORM_DATA_SDHCI_S3C_H
diff --git a/include/linux/platform_data/mouse-pxa930_trkball.h b/include/linux/platform_data/mouse-pxa930_trkball.h
index 5e0789bc4729..ba0ac7a30d8c 100644
--- a/include/linux/platform_data/mouse-pxa930_trkball.h
+++ b/include/linux/platform_data/mouse-pxa930_trkball.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARCH_PXA930_TRKBALL_H
#define __ASM_ARCH_PXA930_TRKBALL_H
diff --git a/include/linux/platform_data/mtd-nand-pxa3xx.h b/include/linux/platform_data/mtd-nand-pxa3xx.h
index 394d15597dc7..b42ad83cbc20 100644
--- a/include/linux/platform_data/mtd-nand-pxa3xx.h
+++ b/include/linux/platform_data/mtd-nand-pxa3xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARCH_PXA3XX_NAND_H
#define __ASM_ARCH_PXA3XX_NAND_H
diff --git a/include/linux/platform_data/omap1_bl.h b/include/linux/platform_data/omap1_bl.h
index 881a8e92d605..5e8b17d77a5f 100644
--- a/include/linux/platform_data/omap1_bl.h
+++ b/include/linux/platform_data/omap1_bl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __OMAP1_BL_H__
#define __OMAP1_BL_H__
diff --git a/include/linux/platform_data/pca953x.h b/include/linux/platform_data/pca953x.h
index 3c98dd4f901f..4eb53e023997 100644
--- a/include/linux/platform_data/pca953x.h
+++ b/include/linux/platform_data/pca953x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_PCA953X_H
#define _LINUX_PCA953X_H
diff --git a/include/linux/platform_data/pcf857x.h b/include/linux/platform_data/pcf857x.h
index 0767a2a6b2f1..11d4ed78c7f4 100644
--- a/include/linux/platform_data/pcf857x.h
+++ b/include/linux/platform_data/pcf857x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_PCF857X_H
#define __LINUX_PCF857X_H
diff --git a/include/linux/platform_data/pcmcia-pxa2xx_viper.h b/include/linux/platform_data/pcmcia-pxa2xx_viper.h
index d428be4db44c..a23b58aff9e1 100644
--- a/include/linux/platform_data/pcmcia-pxa2xx_viper.h
+++ b/include/linux/platform_data/pcmcia-pxa2xx_viper.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ARCOM_PCMCIA_H
#define __ARCOM_PCMCIA_H
diff --git a/include/linux/platform_data/pinctrl-single.h b/include/linux/platform_data/pinctrl-single.h
index 72eacda9b360..1cf36fdf9510 100644
--- a/include/linux/platform_data/pinctrl-single.h
+++ b/include/linux/platform_data/pinctrl-single.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/**
* irq: optional wake-up interrupt
* rearm: optional soc specific rearm function
diff --git a/include/linux/platform_data/pixcir_i2c_ts.h b/include/linux/platform_data/pixcir_i2c_ts.h
index 646af6f8b838..4ab3cd6f1cc2 100644
--- a/include/linux/platform_data/pixcir_i2c_ts.h
+++ b/include/linux/platform_data/pixcir_i2c_ts.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PIXCIR_I2C_TS_H
#define _PIXCIR_I2C_TS_H
diff --git a/include/linux/platform_data/pxa2xx_udc.h b/include/linux/platform_data/pxa2xx_udc.h
index c6c5e98b5b82..ff9c35dca59d 100644
--- a/include/linux/platform_data/pxa2xx_udc.h
+++ b/include/linux/platform_data/pxa2xx_udc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This supports machine-specific differences in how the PXA2xx
* USB Device Controller (UDC) is wired.
diff --git a/include/linux/platform_data/sa11x0-serial.h b/include/linux/platform_data/sa11x0-serial.h
index 009e1d83fe39..8b79ab08af45 100644
--- a/include/linux/platform_data/sa11x0-serial.h
+++ b/include/linux/platform_data/sa11x0-serial.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Author: Nicolas Pitre
*
diff --git a/include/linux/platform_data/si5351.h b/include/linux/platform_data/si5351.h
index 533d9807e543..818c5c6e203f 100644
--- a/include/linux/platform_data/si5351.h
+++ b/include/linux/platform_data/si5351.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Si5351A/B/C programmable clock generator platform_data.
*/
diff --git a/include/linux/platform_data/spi-ep93xx.h b/include/linux/platform_data/spi-ep93xx.h
index 171a271c2cbd..eb16c6739ac2 100644
--- a/include/linux/platform_data/spi-ep93xx.h
+++ b/include/linux/platform_data/spi-ep93xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_EP93XX_SPI_H
#define __ASM_MACH_EP93XX_SPI_H
diff --git a/include/linux/platform_data/spi-imx.h b/include/linux/platform_data/spi-imx.h
index 08be445e8eb8..6f012fefa1a2 100644
--- a/include/linux/platform_data/spi-imx.h
+++ b/include/linux/platform_data/spi-imx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MACH_SPI_H_
#define __MACH_SPI_H_
diff --git a/include/linux/platform_data/spi-omap2-mcspi.h b/include/linux/platform_data/spi-omap2-mcspi.h
index c100456eab17..13c83a25958a 100644
--- a/include/linux/platform_data/spi-omap2-mcspi.h
+++ b/include/linux/platform_data/spi-omap2-mcspi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _OMAP2_MCSPI_H
#define _OMAP2_MCSPI_H
diff --git a/include/linux/platform_data/st1232_pdata.h b/include/linux/platform_data/st1232_pdata.h
index cac3e7b4c454..1dcd23bee24e 100644
--- a/include/linux/platform_data/st1232_pdata.h
+++ b/include/linux/platform_data/st1232_pdata.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_ST1232_PDATA_H
#define _LINUX_ST1232_PDATA_H
diff --git a/include/linux/platform_data/syscon.h b/include/linux/platform_data/syscon.h
index 2354c6fa3726..2c089dd3e2bd 100644
--- a/include/linux/platform_data/syscon.h
+++ b/include/linux/platform_data/syscon.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PLATFORM_DATA_SYSCON_H
#define PLATFORM_DATA_SYSCON_H
diff --git a/include/linux/platform_data/tsc2007.h b/include/linux/platform_data/tsc2007.h
index c2d3aa1dadd4..a0ca52c41ccb 100644
--- a/include/linux/platform_data/tsc2007.h
+++ b/include/linux/platform_data/tsc2007.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_I2C_TSC2007_H
#define __LINUX_I2C_TSC2007_H
diff --git a/include/linux/platform_data/tsl2563.h b/include/linux/platform_data/tsl2563.h
index c90d7a09dda7..9cf9309c3f24 100644
--- a/include/linux/platform_data/tsl2563.h
+++ b/include/linux/platform_data/tsl2563.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_TSL2563_H
#define __LINUX_TSL2563_H
diff --git a/include/linux/platform_data/usb-ehci-mxc.h b/include/linux/platform_data/usb-ehci-mxc.h
index 157e71f79f99..ad9794d09bc8 100644
--- a/include/linux/platform_data/usb-ehci-mxc.h
+++ b/include/linux/platform_data/usb-ehci-mxc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __INCLUDE_ASM_ARCH_MXC_EHCI_H
#define __INCLUDE_ASM_ARCH_MXC_EHCI_H
diff --git a/include/linux/platform_data/usb-ohci-pxa27x.h b/include/linux/platform_data/usb-ohci-pxa27x.h
index 95b6e2a6e514..69adea7694f3 100644
--- a/include/linux/platform_data/usb-ohci-pxa27x.h
+++ b/include/linux/platform_data/usb-ohci-pxa27x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASMARM_ARCH_OHCI_H
#define ASMARM_ARCH_OHCI_H
diff --git a/include/linux/platform_data/usb3503.h b/include/linux/platform_data/usb3503.h
index 1d1b6ef871f6..e049d51c1353 100644
--- a/include/linux/platform_data/usb3503.h
+++ b/include/linux/platform_data/usb3503.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __USB3503_H__
#define __USB3503_H__
diff --git a/include/linux/platform_data/video-clcd-versatile.h b/include/linux/platform_data/video-clcd-versatile.h
index 09ccf182af4d..305ebaec3afd 100644
--- a/include/linux/platform_data/video-clcd-versatile.h
+++ b/include/linux/platform_data/video-clcd-versatile.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PLAT_CLCD_H
#define PLAT_CLCD_H
diff --git a/include/linux/platform_data/video-ep93xx.h b/include/linux/platform_data/video-ep93xx.h
index 699ac4109366..a6f3ccdec1cb 100644
--- a/include/linux/platform_data/video-ep93xx.h
+++ b/include/linux/platform_data/video-ep93xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __VIDEO_EP93XX_H
#define __VIDEO_EP93XX_H
diff --git a/include/linux/platform_data/video-imxfb.h b/include/linux/platform_data/video-imxfb.h
index cf9348b376ac..02812651af7d 100644
--- a/include/linux/platform_data/video-imxfb.h
+++ b/include/linux/platform_data/video-imxfb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This structure describes the machine which we are running on.
*/
diff --git a/include/linux/platform_data/video_s3c.h b/include/linux/platform_data/video_s3c.h
index 48883995f47f..dd7747ba3269 100644
--- a/include/linux/platform_data/video_s3c.h
+++ b/include/linux/platform_data/video_s3c.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PLATFORM_DATA_VIDEO_S3C
#define __PLATFORM_DATA_VIDEO_S3C
diff --git a/include/linux/pm-trace.h b/include/linux/pm-trace.h
index 7b78793f07d7..b8604f8847d9 100644
--- a/include/linux/pm-trace.h
+++ b/include/linux/pm-trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PM_TRACE_H
#define PM_TRACE_H
diff --git a/include/linux/pm_qos.h b/include/linux/pm_qos.h
index 032b55909145..2a3acf4dba9a 100644
--- a/include/linux/pm_qos.h
+++ b/include/linux/pm_qos.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_PM_QOS_H
#define _LINUX_PM_QOS_H
/* interface for the pm_qos_power infrastructure of the linux kernel.
diff --git a/include/linux/pmu.h b/include/linux/pmu.h
index 99b400b8a241..9ac8fc60ad49 100644
--- a/include/linux/pmu.h
+++ b/include/linux/pmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Definitions for talking to the PMU. The PMU is a microcontroller
* which controls battery charging and system power on PowerBook 3400
diff --git a/include/linux/pnp.h b/include/linux/pnp.h
index 2588ca6a9028..3b12fd28af78 100644
--- a/include/linux/pnp.h
+++ b/include/linux/pnp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Linux Plug and Play Support
* Copyright by Adam Belay <ambx1@neo.rr.com>
diff --git a/include/linux/poison.h b/include/linux/poison.h
index a39540326417..15927ebc22f2 100644
--- a/include/linux/poison.h
+++ b/include/linux/poison.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_POISON_H
#define _LINUX_POISON_H
diff --git a/include/linux/poll.h b/include/linux/poll.h
index 2889f09a1c60..d384f12abdd5 100644
--- a/include/linux/poll.h
+++ b/include/linux/poll.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_POLL_H
#define _LINUX_POLL_H
diff --git a/include/linux/posix-timers.h b/include/linux/posix-timers.h
index 62839fd04dce..672c4f32311e 100644
--- a/include/linux/posix-timers.h
+++ b/include/linux/posix-timers.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _linux_POSIX_TIMERS_H
#define _linux_POSIX_TIMERS_H
diff --git a/include/linux/posix_acl.h b/include/linux/posix_acl.h
index 5a9a739acdd5..b2b7255ec7f5 100644
--- a/include/linux/posix_acl.h
+++ b/include/linux/posix_acl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
File: linux/posix_acl.h
diff --git a/include/linux/posix_acl_xattr.h b/include/linux/posix_acl_xattr.h
index 8b867e3bf3aa..2387709991b5 100644
--- a/include/linux/posix_acl_xattr.h
+++ b/include/linux/posix_acl_xattr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
File: linux/posix_acl_xattr.h
diff --git a/include/linux/power/bq27xxx_battery.h b/include/linux/power/bq27xxx_battery.h
index 43194e02c1ee..e6187f524f2c 100644
--- a/include/linux/power/bq27xxx_battery.h
+++ b/include/linux/power/bq27xxx_battery.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_BQ27X00_BATTERY_H__
#define __LINUX_BQ27X00_BATTERY_H__
diff --git a/include/linux/pr.h b/include/linux/pr.h
index 65c01c10b335..94ceec713afe 100644
--- a/include/linux/pr.h
+++ b/include/linux/pr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_PR_H
#define LINUX_PR_H
diff --git a/include/linux/preempt.h b/include/linux/preempt.h
index cae461224948..5bd3f151da78 100644
--- a/include/linux/preempt.h
+++ b/include/linux/preempt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_PREEMPT_H
#define __LINUX_PREEMPT_H
diff --git a/include/linux/prefetch.h b/include/linux/prefetch.h
index a3bfbdf63d32..13eafebf3549 100644
--- a/include/linux/prefetch.h
+++ b/include/linux/prefetch.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Generic cache management functions. Everything is arch-specific,
* but this header exists to make sure the defines/functions can be
diff --git a/include/linux/prime_numbers.h b/include/linux/prime_numbers.h
index 14ec4f567342..2b8e99c948d3 100644
--- a/include/linux/prime_numbers.h
+++ b/include/linux/prime_numbers.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_PRIME_NUMBERS_H
#define __LINUX_PRIME_NUMBERS_H
diff --git a/include/linux/printk.h b/include/linux/printk.h
index e10f27468322..335926039adc 100644
--- a/include/linux/printk.h
+++ b/include/linux/printk.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __KERNEL_PRINTK__
#define __KERNEL_PRINTK__
diff --git a/include/linux/proc_fs.h b/include/linux/proc_fs.h
index 76124dd4e36d..928ef9e4d912 100644
--- a/include/linux/proc_fs.h
+++ b/include/linux/proc_fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* The proc filesystem constants/structures
*/
diff --git a/include/linux/proc_ns.h b/include/linux/proc_ns.h
index 06844b54dfc1..2ff18c9840a7 100644
--- a/include/linux/proc_ns.h
+++ b/include/linux/proc_ns.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* procfs namespace bits
*/
diff --git a/include/linux/processor.h b/include/linux/processor.h
index da0c5e56ca02..dbc952eec869 100644
--- a/include/linux/processor.h
+++ b/include/linux/processor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Misc low level processor primitives */
#ifndef _LINUX_PROCESSOR_H
#define _LINUX_PROCESSOR_H
diff --git a/include/linux/profile.h b/include/linux/profile.h
index b537a25ffa17..bad18ca43150 100644
--- a/include/linux/profile.h
+++ b/include/linux/profile.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_PROFILE_H
#define _LINUX_PROFILE_H
diff --git a/include/linux/projid.h b/include/linux/projid.h
index 8c1f2c55226d..613730622a1a 100644
--- a/include/linux/projid.h
+++ b/include/linux/projid.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_PROJID_H
#define _LINUX_PROJID_H
diff --git a/include/linux/ptrace.h b/include/linux/ptrace.h
index 0e5fcc11b1b8..919b2a0b0307 100644
--- a/include/linux/ptrace.h
+++ b/include/linux/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_PTRACE_H
#define _LINUX_PTRACE_H
diff --git a/include/linux/purgatory.h b/include/linux/purgatory.h
index d60d4e278609..b950e961cfa8 100644
--- a/include/linux/purgatory.h
+++ b/include/linux/purgatory.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_PURGATORY_H
#define _LINUX_PURGATORY_H
diff --git a/include/linux/pvclock_gtod.h b/include/linux/pvclock_gtod.h
index a71d2dbd3610..f63549581f3e 100644
--- a/include/linux/pvclock_gtod.h
+++ b/include/linux/pvclock_gtod.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PVCLOCK_GTOD_H
#define _PVCLOCK_GTOD_H
diff --git a/include/linux/pwm.h b/include/linux/pwm.h
index 08fad7c6a471..56518adc31dd 100644
--- a/include/linux/pwm.h
+++ b/include/linux/pwm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_PWM_H
#define __LINUX_PWM_H
diff --git a/include/linux/pwm_backlight.h b/include/linux/pwm_backlight.h
index efdd9227a49c..e8afbd71a140 100644
--- a/include/linux/pwm_backlight.h
+++ b/include/linux/pwm_backlight.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Generic PWM backlight driver data - see drivers/video/backlight/pwm_bl.c
*/
diff --git a/include/linux/pxa168_eth.h b/include/linux/pxa168_eth.h
index e1ab6e86cdb3..fb09c2c7cb75 100644
--- a/include/linux/pxa168_eth.h
+++ b/include/linux/pxa168_eth.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
*pxa168 ethernet platform device data definition file.
*/
diff --git a/include/linux/qed/qed_fcoe_if.h b/include/linux/qed/qed_fcoe_if.h
index 1e015c50e6b8..46082480a2c3 100644
--- a/include/linux/qed/qed_fcoe_if.h
+++ b/include/linux/qed/qed_fcoe_if.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _QED_FCOE_IF_H
#define _QED_FCOE_IF_H
#include <linux/types.h>
diff --git a/include/linux/qnx6_fs.h b/include/linux/qnx6_fs.h
index 26049eab9010..13373d437cf2 100644
--- a/include/linux/qnx6_fs.h
+++ b/include/linux/qnx6_fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Name : qnx6_fs.h
* Author : Kai Bankett
diff --git a/include/linux/quicklist.h b/include/linux/quicklist.h
index 3bdfa70bc642..034982c98c8b 100644
--- a/include/linux/quicklist.h
+++ b/include/linux/quicklist.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_QUICKLIST_H
#define LINUX_QUICKLIST_H
/*
diff --git a/include/linux/quotaops.h b/include/linux/quotaops.h
index 0ce6fc49962e..2fb6fb11132e 100644
--- a/include/linux/quotaops.h
+++ b/include/linux/quotaops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Definitions for diskquota-operations. When diskquota is configured these
* macros expand to the right source-code.
diff --git a/include/linux/raid/xor.h b/include/linux/raid/xor.h
index 5a210959e3f8..2a9fee8ddae3 100644
--- a/include/linux/raid/xor.h
+++ b/include/linux/raid/xor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _XOR_H
#define _XOR_H
diff --git a/include/linux/ramfs.h b/include/linux/ramfs.h
index ecc730977a5a..5ef7d54caac2 100644
--- a/include/linux/ramfs.h
+++ b/include/linux/ramfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_RAMFS_H
#define _LINUX_RAMFS_H
diff --git a/include/linux/random.h b/include/linux/random.h
index eafea6a09361..4024f7d9c77d 100644
--- a/include/linux/random.h
+++ b/include/linux/random.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/linux/random.h
*
diff --git a/include/linux/range.h b/include/linux/range.h
index bd184a5db791..d1fbeb664012 100644
--- a/include/linux/range.h
+++ b/include/linux/range.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_RANGE_H
#define _LINUX_RANGE_H
diff --git a/include/linux/ras.h b/include/linux/ras.h
index be5338a35d57..7c3debb47c87 100644
--- a/include/linux/ras.h
+++ b/include/linux/ras.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __RAS_H__
#define __RAS_H__
diff --git a/include/linux/ratelimit.h b/include/linux/ratelimit.h
index 56375edf2ed2..8ddf79e9207a 100644
--- a/include/linux/ratelimit.h
+++ b/include/linux/ratelimit.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_RATELIMIT_H
#define _LINUX_RATELIMIT_H
diff --git a/include/linux/rational.h b/include/linux/rational.h
index bfa6a2bcfb32..33f5f5fc3e36 100644
--- a/include/linux/rational.h
+++ b/include/linux/rational.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* rational fractions
*
diff --git a/include/linux/rbtree_latch.h b/include/linux/rbtree_latch.h
index 4f3432c61d12..ece43e882b56 100644
--- a/include/linux/rbtree_latch.h
+++ b/include/linux/rbtree_latch.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Latched RB-trees
*
diff --git a/include/linux/rculist.h b/include/linux/rculist.h
index b1fd8bf85fdc..c2cdd45a880a 100644
--- a/include/linux/rculist.h
+++ b/include/linux/rculist.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_RCULIST_H
#define _LINUX_RCULIST_H
@@ -276,7 +277,7 @@ static inline void list_splice_tail_init_rcu(struct list_head *list,
#define list_entry_rcu(ptr, type, member) \
container_of(lockless_dereference(ptr), type, member)
-/**
+/*
* Where are list_empty_rcu() and list_first_entry_rcu()?
*
* Implementing those functions following their counterparts list_empty() and
diff --git a/include/linux/rculist_bl.h b/include/linux/rculist_bl.h
index 4f216c59e7db..66e73ec1aa99 100644
--- a/include/linux/rculist_bl.h
+++ b/include/linux/rculist_bl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_RCULIST_BL_H
#define _LINUX_RCULIST_BL_H
diff --git a/include/linux/rculist_nulls.h b/include/linux/rculist_nulls.h
index a23a33153180..a328e8181e49 100644
--- a/include/linux/rculist_nulls.h
+++ b/include/linux/rculist_nulls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_RCULIST_NULLS_H
#define _LINUX_RCULIST_NULLS_H
diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h
index de50d8a4cf41..1a9f70d44af9 100644
--- a/include/linux/rcupdate.h
+++ b/include/linux/rcupdate.h
@@ -523,7 +523,7 @@ static inline void rcu_preempt_sleep_check(void) { }
* Return the value of the specified RCU-protected pointer, but omit
* both the smp_read_barrier_depends() and the READ_ONCE(). This
* is useful in cases where update-side locks prevent the value of the
- * pointer from changing. Please note that this primitive does -not-
+ * pointer from changing. Please note that this primitive does *not*
* prevent the compiler from repeating this reference or combining it
* with other references, so it should not be used without protection
* of appropriate locks.
@@ -568,7 +568,7 @@ static inline void rcu_preempt_sleep_check(void) { }
* is handed off from RCU to some other synchronization mechanism, for
* example, reference counting or locking. In C11, it would map to
* kill_dependency(). It could be used as follows:
- *
+ * ``
* rcu_read_lock();
* p = rcu_dereference(gp);
* long_lived = is_long_lived(p);
@@ -579,6 +579,7 @@ static inline void rcu_preempt_sleep_check(void) { }
* p = rcu_pointer_handoff(p);
* }
* rcu_read_unlock();
+ *``
*/
#define rcu_pointer_handoff(p) (p)
@@ -778,18 +779,21 @@ static inline notrace void rcu_read_unlock_sched_notrace(void)
/**
* RCU_INIT_POINTER() - initialize an RCU protected pointer
+ * @p: The pointer to be initialized.
+ * @v: The value to initialized the pointer to.
*
* Initialize an RCU-protected pointer in special cases where readers
* do not need ordering constraints on the CPU or the compiler. These
* special cases are:
*
- * 1. This use of RCU_INIT_POINTER() is NULLing out the pointer -or-
+ * 1. This use of RCU_INIT_POINTER() is NULLing out the pointer *or*
* 2. The caller has taken whatever steps are required to prevent
- * RCU readers from concurrently accessing this pointer -or-
+ * RCU readers from concurrently accessing this pointer *or*
* 3. The referenced data structure has already been exposed to
- * readers either at compile time or via rcu_assign_pointer() -and-
- * a. You have not made -any- reader-visible changes to
- * this structure since then -or-
+ * readers either at compile time or via rcu_assign_pointer() *and*
+ *
+ * a. You have not made *any* reader-visible changes to
+ * this structure since then *or*
* b. It is OK for readers accessing this structure from its
* new location to see the old state of the structure. (For
* example, the changes were to statistical counters or to
@@ -805,7 +809,7 @@ static inline notrace void rcu_read_unlock_sched_notrace(void)
* by a single external-to-structure RCU-protected pointer, then you may
* use RCU_INIT_POINTER() to initialize the internal RCU-protected
* pointers, but you must use rcu_assign_pointer() to initialize the
- * external-to-structure pointer -after- you have completely initialized
+ * external-to-structure pointer *after* you have completely initialized
* the reader-accessible portions of the linked structure.
*
* Note that unlike rcu_assign_pointer(), RCU_INIT_POINTER() provides no
@@ -819,6 +823,8 @@ static inline notrace void rcu_read_unlock_sched_notrace(void)
/**
* RCU_POINTER_INITIALIZER() - statically initialize an RCU protected pointer
+ * @p: The pointer to be initialized.
+ * @v: The value to initialized the pointer to.
*
* GCC-style initialization for an RCU-protected pointer in a structure field.
*/
diff --git a/include/linux/rcupdate_wait.h b/include/linux/rcupdate_wait.h
index e774b4f5f220..57f371344152 100644
--- a/include/linux/rcupdate_wait.h
+++ b/include/linux/rcupdate_wait.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_RCUPDATE_WAIT_H
#define _LINUX_SCHED_RCUPDATE_WAIT_H
diff --git a/include/linux/rcuwait.h b/include/linux/rcuwait.h
index a4ede51b3e7c..90bfa3279a01 100644
--- a/include/linux/rcuwait.h
+++ b/include/linux/rcuwait.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_RCUWAIT_H_
#define _LINUX_RCUWAIT_H_
diff --git a/include/linux/reboot-mode.h b/include/linux/reboot-mode.h
index 75f7fe5c881f..4a2abb38d1d6 100644
--- a/include/linux/reboot-mode.h
+++ b/include/linux/reboot-mode.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __REBOOT_MODE_H__
#define __REBOOT_MODE_H__
diff --git a/include/linux/reboot.h b/include/linux/reboot.h
index a7ff409f386d..d03da0eb95ca 100644
--- a/include/linux/reboot.h
+++ b/include/linux/reboot.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_REBOOT_H
#define _LINUX_REBOOT_H
diff --git a/include/linux/reciprocal_div.h b/include/linux/reciprocal_div.h
index 8c5a3fb6c6c5..e031e9f2f9d8 100644
--- a/include/linux/reciprocal_div.h
+++ b/include/linux/reciprocal_div.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_RECIPROCAL_DIV_H
#define _LINUX_RECIPROCAL_DIV_H
diff --git a/include/linux/refcount.h b/include/linux/refcount.h
index 48b7c9c68c4d..e8286585e149 100644
--- a/include/linux/refcount.h
+++ b/include/linux/refcount.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_REFCOUNT_H
#define _LINUX_REFCOUNT_H
diff --git a/include/linux/regulator/of_regulator.h b/include/linux/regulator/of_regulator.h
index 763953f7e3b8..df7f154a2ed5 100644
--- a/include/linux/regulator/of_regulator.h
+++ b/include/linux/regulator/of_regulator.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* OpenFirmware regulator support routines
*
diff --git a/include/linux/regulator/userspace-consumer.h b/include/linux/regulator/userspace-consumer.h
index b4554ce9d4bb..b5dba0628951 100644
--- a/include/linux/regulator/userspace-consumer.h
+++ b/include/linux/regulator/userspace-consumer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __REGULATOR_PLATFORM_CONSUMER_H_
#define __REGULATOR_PLATFORM_CONSUMER_H_
diff --git a/include/linux/relay.h b/include/linux/relay.h
index 68c1448e56bb..e1bdf01a86e2 100644
--- a/include/linux/relay.h
+++ b/include/linux/relay.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/relay.h
*
diff --git a/include/linux/reset-controller.h b/include/linux/reset-controller.h
index db1fe6772ad5..adb88f8cefbc 100644
--- a/include/linux/reset-controller.h
+++ b/include/linux/reset-controller.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_RESET_CONTROLLER_H_
#define _LINUX_RESET_CONTROLLER_H_
diff --git a/include/linux/reset.h b/include/linux/reset.h
index 56463f37f3e6..4c7871ddf3c6 100644
--- a/include/linux/reset.h
+++ b/include/linux/reset.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_RESET_H_
#define _LINUX_RESET_H_
diff --git a/include/linux/resource.h b/include/linux/resource.h
index 277afdad6589..bdf491cbcab7 100644
--- a/include/linux/resource.h
+++ b/include/linux/resource.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_RESOURCE_H
#define _LINUX_RESOURCE_H
diff --git a/include/linux/restart_block.h b/include/linux/restart_block.h
index 19df8422606c..bcfdb918cd81 100644
--- a/include/linux/restart_block.h
+++ b/include/linux/restart_block.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Common syscall restarting data
*/
diff --git a/include/linux/ring_buffer.h b/include/linux/ring_buffer.h
index ee9b461af095..fa6ace66fea5 100644
--- a/include/linux/ring_buffer.h
+++ b/include/linux/ring_buffer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_RING_BUFFER_H
#define _LINUX_RING_BUFFER_H
diff --git a/include/linux/rmap.h b/include/linux/rmap.h
index 733d3d8181e2..988d176472df 100644
--- a/include/linux/rmap.h
+++ b/include/linux/rmap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_RMAP_H
#define _LINUX_RMAP_H
/*
diff --git a/include/linux/rndis.h b/include/linux/rndis.h
index 93c0a64aefa6..882587c2b15e 100644
--- a/include/linux/rndis.h
+++ b/include/linux/rndis.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Remote Network Driver Interface Specification (RNDIS)
* definitions of the magic numbers used by this protocol
diff --git a/include/linux/root_dev.h b/include/linux/root_dev.h
index ed241aad7c17..bab671b0782f 100644
--- a/include/linux/root_dev.h
+++ b/include/linux/root_dev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ROOT_DEV_H_
#define _ROOT_DEV_H_
diff --git a/include/linux/rpmsg/qcom_smd.h b/include/linux/rpmsg/qcom_smd.h
index f27917e0a101..2e92d7407a85 100644
--- a/include/linux/rpmsg/qcom_smd.h
+++ b/include/linux/rpmsg/qcom_smd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_RPMSG_QCOM_SMD_H
#define _LINUX_RPMSG_QCOM_SMD_H
diff --git a/include/linux/rtc.h b/include/linux/rtc.h
index e6d0f9c1cafd..f6d7ee98d93c 100644
--- a/include/linux/rtc.h
+++ b/include/linux/rtc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Generic RTC interface.
* This version contains the part of the user interface to the Real Time Clock
diff --git a/include/linux/rtmutex.h b/include/linux/rtmutex.h
index 53fcbe9de7fd..1b92a28dd672 100644
--- a/include/linux/rtmutex.h
+++ b/include/linux/rtmutex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* RT Mutexes: blocking mutual exclusion locks with PI support
*
diff --git a/include/linux/rtnetlink.h b/include/linux/rtnetlink.h
index dea59c8eec54..ff3dd2ec44b4 100644
--- a/include/linux/rtnetlink.h
+++ b/include/linux/rtnetlink.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_RTNETLINK_H
#define __LINUX_RTNETLINK_H
diff --git a/include/linux/rwsem-spinlock.h b/include/linux/rwsem-spinlock.h
index e784761a4443..e47568363e5e 100644
--- a/include/linux/rwsem-spinlock.h
+++ b/include/linux/rwsem-spinlock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* rwsem-spinlock.h: fallback C implementation
*
* Copyright (c) 2001 David Howells (dhowells@redhat.com).
diff --git a/include/linux/rwsem.h b/include/linux/rwsem.h
index 0ad7318ff299..dfa34d803439 100644
--- a/include/linux/rwsem.h
+++ b/include/linux/rwsem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* rwsem.h: R/W semaphores, public interface
*
* Written by David Howells (dhowells@redhat.com).
diff --git a/include/linux/s3c_adc_battery.h b/include/linux/s3c_adc_battery.h
index 99dadbffdd4f..833871dcf6fd 100644
--- a/include/linux/s3c_adc_battery.h
+++ b/include/linux/s3c_adc_battery.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _S3C_ADC_BATTERY_H
#define _S3C_ADC_BATTERY_H
diff --git a/include/linux/scatterlist.h b/include/linux/scatterlist.h
index 4b3286ac60c8..d87dfa41142d 100644
--- a/include/linux/scatterlist.h
+++ b/include/linux/scatterlist.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCATTERLIST_H
#define _LINUX_SCATTERLIST_H
diff --git a/include/linux/scc.h b/include/linux/scc.h
index c5a004962679..745eabd17c10 100644
--- a/include/linux/scc.h
+++ b/include/linux/scc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: scc.h,v 1.29 1997/04/02 14:56:45 jreuter Exp jreuter $ */
#ifndef _SCC_H
#define _SCC_H
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 26a7df4e558c..fdf74f27acf1 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_H
#define _LINUX_SCHED_H
diff --git a/include/linux/sched/autogroup.h b/include/linux/sched/autogroup.h
index 55cd496df884..704391cc1d20 100644
--- a/include/linux/sched/autogroup.h
+++ b/include/linux/sched/autogroup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_AUTOGROUP_H
#define _LINUX_SCHED_AUTOGROUP_H
diff --git a/include/linux/sched/clock.h b/include/linux/sched/clock.h
index a55600ffdf4b..867d588314e0 100644
--- a/include/linux/sched/clock.h
+++ b/include/linux/sched/clock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_CLOCK_H
#define _LINUX_SCHED_CLOCK_H
diff --git a/include/linux/sched/coredump.h b/include/linux/sched/coredump.h
index 98ae0d05aa32..9c8847395b5e 100644
--- a/include/linux/sched/coredump.h
+++ b/include/linux/sched/coredump.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_COREDUMP_H
#define _LINUX_SCHED_COREDUMP_H
diff --git a/include/linux/sched/cpufreq.h b/include/linux/sched/cpufreq.h
index d2be2ccbb372..d1ad3d825561 100644
--- a/include/linux/sched/cpufreq.h
+++ b/include/linux/sched/cpufreq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_CPUFREQ_H
#define _LINUX_SCHED_CPUFREQ_H
diff --git a/include/linux/sched/cputime.h b/include/linux/sched/cputime.h
index 4c5b9735c1ae..d0677f6739f6 100644
--- a/include/linux/sched/cputime.h
+++ b/include/linux/sched/cputime.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_CPUTIME_H
#define _LINUX_SCHED_CPUTIME_H
diff --git a/include/linux/sched/deadline.h b/include/linux/sched/deadline.h
index 975be862e083..a5bc8728ead7 100644
--- a/include/linux/sched/deadline.h
+++ b/include/linux/sched/deadline.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_DEADLINE_H
#define _LINUX_SCHED_DEADLINE_H
diff --git a/include/linux/sched/debug.h b/include/linux/sched/debug.h
index 5d58d49e9f87..95fb9e025247 100644
--- a/include/linux/sched/debug.h
+++ b/include/linux/sched/debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_DEBUG_H
#define _LINUX_SCHED_DEBUG_H
diff --git a/include/linux/sched/hotplug.h b/include/linux/sched/hotplug.h
index 752ac7e628d7..9a62ffdd296f 100644
--- a/include/linux/sched/hotplug.h
+++ b/include/linux/sched/hotplug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_HOTPLUG_H
#define _LINUX_SCHED_HOTPLUG_H
diff --git a/include/linux/sched/idle.h b/include/linux/sched/idle.h
index 5ca63ebad6b4..22873d276be6 100644
--- a/include/linux/sched/idle.h
+++ b/include/linux/sched/idle.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_IDLE_H
#define _LINUX_SCHED_IDLE_H
diff --git a/include/linux/sched/init.h b/include/linux/sched/init.h
index 127215045285..03542575fd33 100644
--- a/include/linux/sched/init.h
+++ b/include/linux/sched/init.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_INIT_H
#define _LINUX_SCHED_INIT_H
diff --git a/include/linux/sched/jobctl.h b/include/linux/sched/jobctl.h
index 016afa0fb3bb..98228bd48aee 100644
--- a/include/linux/sched/jobctl.h
+++ b/include/linux/sched/jobctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_JOBCTL_H
#define _LINUX_SCHED_JOBCTL_H
diff --git a/include/linux/sched/loadavg.h b/include/linux/sched/loadavg.h
index 4264bc6b2c27..80bc84ba5d2a 100644
--- a/include/linux/sched/loadavg.h
+++ b/include/linux/sched/loadavg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_LOADAVG_H
#define _LINUX_SCHED_LOADAVG_H
diff --git a/include/linux/sched/mm.h b/include/linux/sched/mm.h
index ae53e413fb13..3d49b91b674d 100644
--- a/include/linux/sched/mm.h
+++ b/include/linux/sched/mm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_MM_H
#define _LINUX_SCHED_MM_H
@@ -211,4 +212,20 @@ static inline void memalloc_noreclaim_restore(unsigned int flags)
current->flags = (current->flags & ~PF_MEMALLOC) | flags;
}
+#ifdef CONFIG_MEMBARRIER
+enum {
+ MEMBARRIER_STATE_PRIVATE_EXPEDITED_READY = (1U << 0),
+ MEMBARRIER_STATE_SWITCH_MM = (1U << 1),
+};
+
+static inline void membarrier_execve(struct task_struct *t)
+{
+ atomic_set(&t->mm->membarrier_state, 0);
+}
+#else
+static inline void membarrier_execve(struct task_struct *t)
+{
+}
+#endif
+
#endif /* _LINUX_SCHED_MM_H */
diff --git a/include/linux/sched/nohz.h b/include/linux/sched/nohz.h
index 028d17b918a7..3d3a97d9399d 100644
--- a/include/linux/sched/nohz.h
+++ b/include/linux/sched/nohz.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_NOHZ_H
#define _LINUX_SCHED_NOHZ_H
diff --git a/include/linux/sched/numa_balancing.h b/include/linux/sched/numa_balancing.h
index 35d5fc77b4be..e7dd04a84ba8 100644
--- a/include/linux/sched/numa_balancing.h
+++ b/include/linux/sched/numa_balancing.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_NUMA_BALANCING_H
#define _LINUX_SCHED_NUMA_BALANCING_H
diff --git a/include/linux/sched/prio.h b/include/linux/sched/prio.h
index 2cc450f6ec54..7d64feafc408 100644
--- a/include/linux/sched/prio.h
+++ b/include/linux/sched/prio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_PRIO_H
#define _LINUX_SCHED_PRIO_H
diff --git a/include/linux/sched/rt.h b/include/linux/sched/rt.h
index f93329aba31a..db865ed25ef3 100644
--- a/include/linux/sched/rt.h
+++ b/include/linux/sched/rt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_RT_H
#define _LINUX_SCHED_RT_H
diff --git a/include/linux/sched/signal.h b/include/linux/sched/signal.h
index 2a0dd40b15db..0aa4548fb492 100644
--- a/include/linux/sched/signal.h
+++ b/include/linux/sched/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_SIGNAL_H
#define _LINUX_SCHED_SIGNAL_H
diff --git a/include/linux/sched/stat.h b/include/linux/sched/stat.h
index 141b74c53fad..04f1321d14c4 100644
--- a/include/linux/sched/stat.h
+++ b/include/linux/sched/stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_STAT_H
#define _LINUX_SCHED_STAT_H
diff --git a/include/linux/sched/sysctl.h b/include/linux/sched/sysctl.h
index 0f5ecd4d298e..d6a18a3839cc 100644
--- a/include/linux/sched/sysctl.h
+++ b/include/linux/sched/sysctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_SYSCTL_H
#define _LINUX_SCHED_SYSCTL_H
diff --git a/include/linux/sched/task.h b/include/linux/sched/task.h
index 79a2a744648d..05b8650f06f5 100644
--- a/include/linux/sched/task.h
+++ b/include/linux/sched/task.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_TASK_H
#define _LINUX_SCHED_TASK_H
diff --git a/include/linux/sched/task_stack.h b/include/linux/sched/task_stack.h
index df6ea6665b31..cb4828aaa34f 100644
--- a/include/linux/sched/task_stack.h
+++ b/include/linux/sched/task_stack.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_TASK_STACK_H
#define _LINUX_SCHED_TASK_STACK_H
diff --git a/include/linux/sched/topology.h b/include/linux/sched/topology.h
index d7b6dab956ec..cf257c2e728d 100644
--- a/include/linux/sched/topology.h
+++ b/include/linux/sched/topology.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_TOPOLOGY_H
#define _LINUX_SCHED_TOPOLOGY_H
@@ -71,14 +72,6 @@ struct sched_domain_shared {
atomic_t ref;
atomic_t nr_busy_cpus;
int has_idle_cores;
-
- /*
- * Some variables from the most recent sd_lb_stats for this domain,
- * used by wake_affine().
- */
- unsigned long nr_running;
- unsigned long load;
- unsigned long capacity;
};
struct sched_domain {
diff --git a/include/linux/sched/user.h b/include/linux/sched/user.h
index 3c07e4135127..0dcf4e480ef7 100644
--- a/include/linux/sched/user.h
+++ b/include/linux/sched/user.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_USER_H
#define _LINUX_SCHED_USER_H
diff --git a/include/linux/sched/wake_q.h b/include/linux/sched/wake_q.h
index d03d8a9047dc..10b19a192b2d 100644
--- a/include/linux/sched/wake_q.h
+++ b/include/linux/sched/wake_q.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_WAKE_Q_H
#define _LINUX_SCHED_WAKE_Q_H
diff --git a/include/linux/sched/xacct.h b/include/linux/sched/xacct.h
index a28156a0d34a..c078f0a94cec 100644
--- a/include/linux/sched/xacct.h
+++ b/include/linux/sched/xacct.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_XACCT_H
#define _LINUX_SCHED_XACCT_H
diff --git a/include/linux/screen_info.h b/include/linux/screen_info.h
index f0f8bad54be9..eab7081392d5 100644
--- a/include/linux/screen_info.h
+++ b/include/linux/screen_info.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SCREEN_INFO_H
#define _SCREEN_INFO_H
diff --git a/include/linux/sctp.h b/include/linux/sctp.h
index 82b171e1aa0b..da803dfc7a39 100644
--- a/include/linux/sctp.h
+++ b/include/linux/sctp.h
@@ -231,7 +231,7 @@ struct sctp_datahdr {
__be32 tsn;
__be16 stream;
__be16 ssn;
- __be32 ppid;
+ __u32 ppid;
__u8 payload[0];
};
@@ -716,28 +716,28 @@ struct sctp_reconf_chunk {
struct sctp_strreset_outreq {
struct sctp_paramhdr param_hdr;
- __u32 request_seq;
- __u32 response_seq;
- __u32 send_reset_at_tsn;
- __u16 list_of_streams[0];
+ __be32 request_seq;
+ __be32 response_seq;
+ __be32 send_reset_at_tsn;
+ __be16 list_of_streams[0];
};
struct sctp_strreset_inreq {
struct sctp_paramhdr param_hdr;
- __u32 request_seq;
- __u16 list_of_streams[0];
+ __be32 request_seq;
+ __be16 list_of_streams[0];
};
struct sctp_strreset_tsnreq {
struct sctp_paramhdr param_hdr;
- __u32 request_seq;
+ __be32 request_seq;
};
struct sctp_strreset_addstrm {
struct sctp_paramhdr param_hdr;
- __u32 request_seq;
- __u16 number_of_streams;
- __u16 reserved;
+ __be32 request_seq;
+ __be16 number_of_streams;
+ __be16 reserved;
};
enum {
@@ -752,16 +752,16 @@ enum {
struct sctp_strreset_resp {
struct sctp_paramhdr param_hdr;
- __u32 response_seq;
- __u32 result;
+ __be32 response_seq;
+ __be32 result;
};
struct sctp_strreset_resptsn {
struct sctp_paramhdr param_hdr;
- __u32 response_seq;
- __u32 result;
- __u32 senders_next_tsn;
- __u32 receivers_next_tsn;
+ __be32 response_seq;
+ __be32 result;
+ __be32 senders_next_tsn;
+ __be32 receivers_next_tsn;
};
#endif /* __LINUX_SCTP_H__ */
diff --git a/include/linux/scx200.h b/include/linux/scx200.h
index de466e11e271..652ec1a45f7c 100644
--- a/include/linux/scx200.h
+++ b/include/linux/scx200.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* linux/include/linux/scx200.h
Copyright (c) 2001,2002 Christer Weinigel <wingel@nano-system.com>
diff --git a/include/linux/scx200_gpio.h b/include/linux/scx200_gpio.h
index ece4e553e9ac..6386ddbb6b70 100644
--- a/include/linux/scx200_gpio.h
+++ b/include/linux/scx200_gpio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
u32 scx200_gpio_configure(unsigned index, u32 set, u32 clear);
extern unsigned scx200_gpio_base;
diff --git a/include/linux/sdb.h b/include/linux/sdb.h
index fbb76a46c8a5..a2404a2bbd10 100644
--- a/include/linux/sdb.h
+++ b/include/linux/sdb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This is the official version 1.1 of sdb.h
*/
diff --git a/include/linux/seccomp.h b/include/linux/seccomp.h
index c8bef436b61d..10f25f7e4304 100644
--- a/include/linux/seccomp.h
+++ b/include/linux/seccomp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SECCOMP_H
#define _LINUX_SECCOMP_H
diff --git a/include/linux/securebits.h b/include/linux/securebits.h
index da1b33b33af7..656528673983 100644
--- a/include/linux/securebits.h
+++ b/include/linux/securebits.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SECUREBITS_H
#define _LINUX_SECUREBITS_H 1
diff --git a/include/linux/seg6.h b/include/linux/seg6.h
index 7a66d2b4c5a6..369066a33ab9 100644
--- a/include/linux/seg6.h
+++ b/include/linux/seg6.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SEG6_H
#define _LINUX_SEG6_H
diff --git a/include/linux/seg6_genl.h b/include/linux/seg6_genl.h
index d6c3fb4f3734..2f25a3cd7cb3 100644
--- a/include/linux/seg6_genl.h
+++ b/include/linux/seg6_genl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SEG6_GENL_H
#define _LINUX_SEG6_GENL_H
diff --git a/include/linux/seg6_hmac.h b/include/linux/seg6_hmac.h
index da437ebdc6cd..16e59595e870 100644
--- a/include/linux/seg6_hmac.h
+++ b/include/linux/seg6_hmac.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SEG6_HMAC_H
#define _LINUX_SEG6_HMAC_H
diff --git a/include/linux/seg6_iptunnel.h b/include/linux/seg6_iptunnel.h
index 5377cf6a5a02..d07df7fc9dee 100644
--- a/include/linux/seg6_iptunnel.h
+++ b/include/linux/seg6_iptunnel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SEG6_IPTUNNEL_H
#define _LINUX_SEG6_IPTUNNEL_H
diff --git a/include/linux/selection.h b/include/linux/selection.h
index 8e4624efdb6f..5b278ce99d8d 100644
--- a/include/linux/selection.h
+++ b/include/linux/selection.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* selection.h
*
diff --git a/include/linux/sem.h b/include/linux/sem.h
index 0083128318f6..9badd322dcee 100644
--- a/include/linux/sem.h
+++ b/include/linux/sem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SEM_H
#define _LINUX_SEM_H
diff --git a/include/linux/seq_buf.h b/include/linux/seq_buf.h
index fb7eb9ccb1cd..aa5deb041c25 100644
--- a/include/linux/seq_buf.h
+++ b/include/linux/seq_buf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SEQ_BUF_H
#define _LINUX_SEQ_BUF_H
diff --git a/include/linux/seq_file.h b/include/linux/seq_file.h
index e305b66a9fb9..09c6e28746f9 100644
--- a/include/linux/seq_file.h
+++ b/include/linux/seq_file.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SEQ_FILE_H
#define _LINUX_SEQ_FILE_H
diff --git a/include/linux/seq_file_net.h b/include/linux/seq_file_net.h
index 32c89bbe24a2..43ccd84127b6 100644
--- a/include/linux/seq_file_net.h
+++ b/include/linux/seq_file_net.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SEQ_FILE_NET_H__
#define __SEQ_FILE_NET_H__
diff --git a/include/linux/seqlock.h b/include/linux/seqlock.h
index ead97654c4e9..f189a8a3bbb8 100644
--- a/include/linux/seqlock.h
+++ b/include/linux/seqlock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_SEQLOCK_H
#define __LINUX_SEQLOCK_H
/*
diff --git a/include/linux/serial_bcm63xx.h b/include/linux/serial_bcm63xx.h
index 570e964dc899..b5e48ef89736 100644
--- a/include/linux/serial_bcm63xx.h
+++ b/include/linux/serial_bcm63xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SERIAL_BCM63XX_H
#define _LINUX_SERIAL_BCM63XX_H
diff --git a/include/linux/serial_sci.h b/include/linux/serial_sci.h
index e598eaef3962..c0e795d95477 100644
--- a/include/linux/serial_sci.h
+++ b/include/linux/serial_sci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_SERIAL_SCI_H
#define __LINUX_SERIAL_SCI_H
diff --git a/include/linux/sh_clk.h b/include/linux/sh_clk.h
index 645896b81244..7bed5be886c6 100644
--- a/include/linux/sh_clk.h
+++ b/include/linux/sh_clk.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SH_CLOCK_H
#define __SH_CLOCK_H
diff --git a/include/linux/sh_eth.h b/include/linux/sh_eth.h
index f2e27e078362..ff3642d267f7 100644
--- a/include/linux/sh_eth.h
+++ b/include/linux/sh_eth.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_ETH_H__
#define __ASM_SH_ETH_H__
diff --git a/include/linux/sh_intc.h b/include/linux/sh_intc.h
index 32383285da68..c255273b0281 100644
--- a/include/linux/sh_intc.h
+++ b/include/linux/sh_intc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SH_INTC_H
#define __SH_INTC_H
diff --git a/include/linux/sh_timer.h b/include/linux/sh_timer.h
index 64638b058076..74fd5140bb7a 100644
--- a/include/linux/sh_timer.h
+++ b/include/linux/sh_timer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SH_TIMER_H__
#define __SH_TIMER_H__
diff --git a/include/linux/shm.h b/include/linux/shm.h
index 74a4b3b64352..2bbafacfbfc9 100644
--- a/include/linux/shm.h
+++ b/include/linux/shm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SHM_H_
#define _LINUX_SHM_H_
diff --git a/include/linux/shmem_fs.h b/include/linux/shmem_fs.h
index b6c3540e07bc..ed91ce57c428 100644
--- a/include/linux/shmem_fs.h
+++ b/include/linux/shmem_fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SHMEM_FS_H
#define __SHMEM_FS_H
diff --git a/include/linux/shrinker.h b/include/linux/shrinker.h
index 51d189615bda..388ff2936a87 100644
--- a/include/linux/shrinker.h
+++ b/include/linux/shrinker.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SHRINKER_H
#define _LINUX_SHRINKER_H
diff --git a/include/linux/signal.h b/include/linux/signal.h
index 38564e3e54c7..042968dd98f0 100644
--- a/include/linux/signal.h
+++ b/include/linux/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SIGNAL_H
#define _LINUX_SIGNAL_H
diff --git a/include/linux/signal_types.h b/include/linux/signal_types.h
index 16d862a3d8f3..222ae696000b 100644
--- a/include/linux/signal_types.h
+++ b/include/linux/signal_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SIGNAL_TYPES_H
#define _LINUX_SIGNAL_TYPES_H
diff --git a/include/linux/signalfd.h b/include/linux/signalfd.h
index 4985048640a7..9a47c380bda8 100644
--- a/include/linux/signalfd.h
+++ b/include/linux/signalfd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/linux/signalfd.h
*
diff --git a/include/linux/sirfsoc_dma.h b/include/linux/sirfsoc_dma.h
index 29d959333d81..50161b6afb61 100644
--- a/include/linux/sirfsoc_dma.h
+++ b/include/linux/sirfsoc_dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SIRFSOC_DMA_H_
#define _SIRFSOC_DMA_H_
diff --git a/include/linux/slab.h b/include/linux/slab.h
index 41473df6dfb0..af5aa65c7c18 100644
--- a/include/linux/slab.h
+++ b/include/linux/slab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Written by Mark Hemment, 1996 (markhe@nextd.demon.co.uk).
*
diff --git a/include/linux/slab_def.h b/include/linux/slab_def.h
index 4ad2c5a26399..8f7d2b1656d2 100644
--- a/include/linux/slab_def.h
+++ b/include/linux/slab_def.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SLAB_DEF_H
#define _LINUX_SLAB_DEF_H
diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h
index 0783b622311e..39fa09bcde23 100644
--- a/include/linux/slub_def.h
+++ b/include/linux/slub_def.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SLUB_DEF_H
#define _LINUX_SLUB_DEF_H
diff --git a/include/linux/smc911x.h b/include/linux/smc911x.h
index 521f37143fae..8cace8189e74 100644
--- a/include/linux/smc911x.h
+++ b/include/linux/smc911x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SMC911X_H__
#define __SMC911X_H__
diff --git a/include/linux/smc91x.h b/include/linux/smc91x.h
index 129bc674dcf5..f3b195fa78b9 100644
--- a/include/linux/smc91x.h
+++ b/include/linux/smc91x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SMC91X_H__
#define __SMC91X_H__
diff --git a/include/linux/smp.h b/include/linux/smp.h
index 98b1fe027fc9..9fb239e12b82 100644
--- a/include/linux/smp.h
+++ b/include/linux/smp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_SMP_H
#define __LINUX_SMP_H
diff --git a/include/linux/smpboot.h b/include/linux/smpboot.h
index c149aa7bedf3..c174844cf663 100644
--- a/include/linux/smpboot.h
+++ b/include/linux/smpboot.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SMPBOOT_H
#define _LINUX_SMPBOOT_H
diff --git a/include/linux/smscphy.h b/include/linux/smscphy.h
index f4bf16e16e16..1a136271ba6a 100644
--- a/include/linux/smscphy.h
+++ b/include/linux/smscphy.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_SMSCPHY_H__
#define __LINUX_SMSCPHY_H__
diff --git a/include/linux/soc/brcmstb/brcmstb.h b/include/linux/soc/brcmstb/brcmstb.h
index 337ce414e898..003f3dd5b192 100644
--- a/include/linux/soc/brcmstb/brcmstb.h
+++ b/include/linux/soc/brcmstb/brcmstb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __BRCMSTB_SOC_H
#define __BRCMSTB_SOC_H
diff --git a/include/linux/soc/dove/pmu.h b/include/linux/soc/dove/pmu.h
index 765386972b55..1955c01deec5 100644
--- a/include/linux/soc/dove/pmu.h
+++ b/include/linux/soc/dove/pmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_SOC_DOVE_PMU_H
#define LINUX_SOC_DOVE_PMU_H
diff --git a/include/linux/soc/mediatek/infracfg.h b/include/linux/soc/mediatek/infracfg.h
index a0182ec2a621..e8d9f0d52933 100644
--- a/include/linux/soc/mediatek/infracfg.h
+++ b/include/linux/soc/mediatek/infracfg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SOC_MEDIATEK_INFRACFG_H
#define __SOC_MEDIATEK_INFRACFG_H
diff --git a/include/linux/soc/qcom/mdt_loader.h b/include/linux/soc/qcom/mdt_loader.h
index f423001db3a9..bd8e0864b059 100644
--- a/include/linux/soc/qcom/mdt_loader.h
+++ b/include/linux/soc/qcom/mdt_loader.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __QCOM_MDT_LOADER_H__
#define __QCOM_MDT_LOADER_H__
diff --git a/include/linux/soc/qcom/smd-rpm.h b/include/linux/soc/qcom/smd-rpm.h
index 2a53dcaeeeed..4eff6e68600d 100644
--- a/include/linux/soc/qcom/smd-rpm.h
+++ b/include/linux/soc/qcom/smd-rpm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __QCOM_SMD_RPM_H__
#define __QCOM_SMD_RPM_H__
diff --git a/include/linux/soc/qcom/smem.h b/include/linux/soc/qcom/smem.h
index 785e196ee2ca..c1657ed27b30 100644
--- a/include/linux/soc/qcom/smem.h
+++ b/include/linux/soc/qcom/smem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __QCOM_SMEM_H__
#define __QCOM_SMEM_H__
diff --git a/include/linux/soc/qcom/smem_state.h b/include/linux/soc/qcom/smem_state.h
index b8478ee7a71f..63ad8cddad14 100644
--- a/include/linux/soc/qcom/smem_state.h
+++ b/include/linux/soc/qcom/smem_state.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __QCOM_SMEM_STATE__
#define __QCOM_SMEM_STATE__
diff --git a/include/linux/soc/qcom/wcnss_ctrl.h b/include/linux/soc/qcom/wcnss_ctrl.h
index a4dd4d7c711d..bbeb6b9c0221 100644
--- a/include/linux/soc/qcom/wcnss_ctrl.h
+++ b/include/linux/soc/qcom/wcnss_ctrl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __WCNSS_CTRL_H__
#define __WCNSS_CTRL_H__
diff --git a/include/linux/soc/renesas/rcar-rst.h b/include/linux/soc/renesas/rcar-rst.h
index 2c231f2280a6..7899a5b8c247 100644
--- a/include/linux/soc/renesas/rcar-rst.h
+++ b/include/linux/soc/renesas/rcar-rst.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_SOC_RENESAS_RCAR_RST_H__
#define __LINUX_SOC_RENESAS_RCAR_RST_H__
diff --git a/include/linux/soc/renesas/rcar-sysc.h b/include/linux/soc/renesas/rcar-sysc.h
index 7b8b280c181b..8a6086d2e9c3 100644
--- a/include/linux/soc/renesas/rcar-sysc.h
+++ b/include/linux/soc/renesas/rcar-sysc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_SOC_RENESAS_RCAR_SYSC_H__
#define __LINUX_SOC_RENESAS_RCAR_SYSC_H__
diff --git a/include/linux/sock_diag.h b/include/linux/sock_diag.h
index a2f8109bb215..15fe980a27ea 100644
--- a/include/linux/sock_diag.h
+++ b/include/linux/sock_diag.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SOCK_DIAG_H__
#define __SOCK_DIAG_H__
diff --git a/include/linux/socket.h b/include/linux/socket.h
index 8ad963cdc88c..9286a5a8c60c 100644
--- a/include/linux/socket.h
+++ b/include/linux/socket.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SOCKET_H
#define _LINUX_SOCKET_H
diff --git a/include/linux/sonet.h b/include/linux/sonet.h
index 680f9a31df25..2b802b6d12ad 100644
--- a/include/linux/sonet.h
+++ b/include/linux/sonet.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* sonet.h - SONET/SHD physical layer control */
#ifndef LINUX_SONET_H
#define LINUX_SONET_H
diff --git a/include/linux/sony-laptop.h b/include/linux/sony-laptop.h
index e2e036d94e4a..1a4b77317fa1 100644
--- a/include/linux/sony-laptop.h
+++ b/include/linux/sony-laptop.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SONYLAPTOP_H_
#define _SONYLAPTOP_H_
diff --git a/include/linux/sort.h b/include/linux/sort.h
index d534da2b5575..2b99a5dd073d 100644
--- a/include/linux/sort.h
+++ b/include/linux/sort.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SORT_H
#define _LINUX_SORT_H
diff --git a/include/linux/sound.h b/include/linux/sound.h
index 73ded040f1d7..3c6d393c7f29 100644
--- a/include/linux/sound.h
+++ b/include/linux/sound.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SOUND_H
#define _LINUX_SOUND_H
diff --git a/include/linux/spi/ad7877.h b/include/linux/spi/ad7877.h
index cdbed816f25e..b7be843c88e2 100644
--- a/include/linux/spi/ad7877.h
+++ b/include/linux/spi/ad7877.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* linux/spi/ad7877.h */
/* Touchscreen characteristics vary between boards and models. The
diff --git a/include/linux/spi/ads7846.h b/include/linux/spi/ads7846.h
index 2f694f3846a9..1a5eaef3b7f2 100644
--- a/include/linux/spi/ads7846.h
+++ b/include/linux/spi/ads7846.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* linux/spi/ads7846.h */
/* Touchscreen characteristics vary between boards and models. The
diff --git a/include/linux/spi/at73c213.h b/include/linux/spi/at73c213.h
index 0f20a70e5eb4..cbca6654aa31 100644
--- a/include/linux/spi/at73c213.h
+++ b/include/linux/spi/at73c213.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Board-specific data used to set up AT73c213 audio DAC driver.
*/
diff --git a/include/linux/spi/corgi_lcd.h b/include/linux/spi/corgi_lcd.h
index 6692b3418ccf..edf4beccdadb 100644
--- a/include/linux/spi/corgi_lcd.h
+++ b/include/linux/spi/corgi_lcd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_SPI_CORGI_LCD_H
#define __LINUX_SPI_CORGI_LCD_H
diff --git a/include/linux/spi/ds1305.h b/include/linux/spi/ds1305.h
index 287ec830eab7..82db6cd152dc 100644
--- a/include/linux/spi/ds1305.h
+++ b/include/linux/spi/ds1305.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_SPI_DS1305_H
#define __LINUX_SPI_DS1305_H
diff --git a/include/linux/spi/eeprom.h b/include/linux/spi/eeprom.h
index e34e169f9dcb..aceccf9c71fb 100644
--- a/include/linux/spi/eeprom.h
+++ b/include/linux/spi/eeprom.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_SPI_EEPROM_H
#define __LINUX_SPI_EEPROM_H
diff --git a/include/linux/spi/flash.h b/include/linux/spi/flash.h
index f4199e758f97..2401a0887209 100644
--- a/include/linux/spi/flash.h
+++ b/include/linux/spi/flash.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_SPI_FLASH_H
#define LINUX_SPI_FLASH_H
diff --git a/include/linux/spi/ifx_modem.h b/include/linux/spi/ifx_modem.h
index 394fec9e7722..694268c78d5d 100644
--- a/include/linux/spi/ifx_modem.h
+++ b/include/linux/spi/ifx_modem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_IFX_MODEM_H
#define LINUX_IFX_MODEM_H
diff --git a/include/linux/spi/max7301.h b/include/linux/spi/max7301.h
index bcaa2f762cc1..433c20e2f46e 100644
--- a/include/linux/spi/max7301.h
+++ b/include/linux/spi/max7301.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_SPI_MAX7301_H
#define LINUX_SPI_MAX7301_H
diff --git a/include/linux/spi/mc33880.h b/include/linux/spi/mc33880.h
index 82ffccd6fbe5..205a49cb99db 100644
--- a/include/linux/spi/mc33880.h
+++ b/include/linux/spi/mc33880.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_SPI_MC33880_H
#define LINUX_SPI_MC33880_H
diff --git a/include/linux/spi/mcp23s08.h b/include/linux/spi/mcp23s08.h
index 82d96a346e6f..738a45b435f2 100644
--- a/include/linux/spi/mcp23s08.h
+++ b/include/linux/spi/mcp23s08.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
struct mcp23s08_platform_data {
/* For mcp23s08, up to 4 slaves (numbered 0..3) can share one SPI
* chipselect, each providing 1 gpio_chip instance with 8 gpios.
diff --git a/include/linux/spi/mmc_spi.h b/include/linux/spi/mmc_spi.h
index 274bc0fa00af..bfde741a543d 100644
--- a/include/linux/spi/mmc_spi.h
+++ b/include/linux/spi/mmc_spi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_SPI_MMC_SPI_H
#define __LINUX_SPI_MMC_SPI_H
diff --git a/include/linux/spi/sh_msiof.h b/include/linux/spi/sh_msiof.h
index f74b581f242f..dc2a0cbd210d 100644
--- a/include/linux/spi/sh_msiof.h
+++ b/include/linux/spi/sh_msiof.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SPI_SH_MSIOF_H__
#define __SPI_SH_MSIOF_H__
diff --git a/include/linux/spi/spi_bitbang.h b/include/linux/spi/spi_bitbang.h
index 154788ed218c..51d8c060e513 100644
--- a/include/linux/spi/spi_bitbang.h
+++ b/include/linux/spi/spi_bitbang.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SPI_BITBANG_H
#define __SPI_BITBANG_H
diff --git a/include/linux/spi/spi_gpio.h b/include/linux/spi/spi_gpio.h
index 1634ce31c06d..e7bd89a59cd1 100644
--- a/include/linux/spi/spi_gpio.h
+++ b/include/linux/spi/spi_gpio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_SPI_GPIO_H
#define __LINUX_SPI_GPIO_H
diff --git a/include/linux/spi/spi_oc_tiny.h b/include/linux/spi/spi_oc_tiny.h
index 1ac529cf4f06..a3ecf2feadf2 100644
--- a/include/linux/spi/spi_oc_tiny.h
+++ b/include/linux/spi/spi_oc_tiny.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SPI_SPI_OC_TINY_H
#define _LINUX_SPI_SPI_OC_TINY_H
diff --git a/include/linux/spi/tdo24m.h b/include/linux/spi/tdo24m.h
index 7572d4e1fe76..48dd58ac5383 100644
--- a/include/linux/spi/tdo24m.h
+++ b/include/linux/spi/tdo24m.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __TDO24M_H__
#define __TDO24M_H__
diff --git a/include/linux/spi/xilinx_spi.h b/include/linux/spi/xilinx_spi.h
index 333ecdfee0d9..c15d69d28e68 100644
--- a/include/linux/spi/xilinx_spi.h
+++ b/include/linux/spi/xilinx_spi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_SPI_XILINX_SPI_H
#define __LINUX_SPI_XILINX_SPI_H
diff --git a/include/linux/spinlock.h b/include/linux/spinlock.h
index 69e079c5ff98..341e1a12bfc7 100644
--- a/include/linux/spinlock.h
+++ b/include/linux/spinlock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_SPINLOCK_H
#define __LINUX_SPINLOCK_H
diff --git a/include/linux/splice.h b/include/linux/splice.h
index db42746bdfea..74b4911ac16d 100644
--- a/include/linux/splice.h
+++ b/include/linux/splice.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Function declerations and data structures related to the splice
* implementation.
diff --git a/include/linux/srcu.h b/include/linux/srcu.h
index 39af9bc0f653..62be8966e837 100644
--- a/include/linux/srcu.h
+++ b/include/linux/srcu.h
@@ -78,6 +78,7 @@ void synchronize_srcu(struct srcu_struct *sp);
/**
* srcu_read_lock_held - might we be in SRCU read-side critical section?
+ * @sp: The srcu_struct structure to check
*
* If CONFIG_DEBUG_LOCK_ALLOC is selected, returns nonzero iff in an SRCU
* read-side critical section. In absence of CONFIG_DEBUG_LOCK_ALLOC,
diff --git a/include/linux/ssb/ssb.h b/include/linux/ssb/ssb.h
index 26a0b3c3ce5f..3b43655cabe6 100644
--- a/include/linux/ssb/ssb.h
+++ b/include/linux/ssb/ssb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_SSB_H_
#define LINUX_SSB_H_
diff --git a/include/linux/ssb/ssb_driver_gige.h b/include/linux/ssb/ssb_driver_gige.h
index 0688472500bb..31593b34608e 100644
--- a/include/linux/ssb/ssb_driver_gige.h
+++ b/include/linux/ssb/ssb_driver_gige.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_SSB_DRIVER_GIGE_H_
#define LINUX_SSB_DRIVER_GIGE_H_
diff --git a/include/linux/ssb/ssb_driver_mips.h b/include/linux/ssb/ssb_driver_mips.h
index 6535e4718fde..bef6bba32dff 100644
--- a/include/linux/ssb/ssb_driver_mips.h
+++ b/include/linux/ssb/ssb_driver_mips.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_SSB_MIPSCORE_H_
#define LINUX_SSB_MIPSCORE_H_
diff --git a/include/linux/ssb/ssb_driver_pci.h b/include/linux/ssb/ssb_driver_pci.h
index 41e330e51c2a..42824bdfe16e 100644
--- a/include/linux/ssb/ssb_driver_pci.h
+++ b/include/linux/ssb/ssb_driver_pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_SSB_PCICORE_H_
#define LINUX_SSB_PCICORE_H_
diff --git a/include/linux/ssb/ssb_embedded.h b/include/linux/ssb/ssb_embedded.h
index 8d8dedff059d..49604ac3db82 100644
--- a/include/linux/ssb/ssb_embedded.h
+++ b/include/linux/ssb/ssb_embedded.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_SSB_EMBEDDED_H_
#define LINUX_SSB_EMBEDDED_H_
diff --git a/include/linux/ssb/ssb_regs.h b/include/linux/ssb/ssb_regs.h
index c0f707ac192b..210f46494065 100644
--- a/include/linux/ssb/ssb_regs.h
+++ b/include/linux/ssb/ssb_regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_SSB_REGS_H_
#define LINUX_SSB_REGS_H_
diff --git a/include/linux/stackprotector.h b/include/linux/stackprotector.h
index 6f3e54c704c0..03696c729fb4 100644
--- a/include/linux/stackprotector.h
+++ b/include/linux/stackprotector.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_STACKPROTECTOR_H
#define _LINUX_STACKPROTECTOR_H 1
diff --git a/include/linux/stacktrace.h b/include/linux/stacktrace.h
index 4205f71a5f0e..ba29a0613e66 100644
--- a/include/linux/stacktrace.h
+++ b/include/linux/stacktrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_STACKTRACE_H
#define __LINUX_STACKTRACE_H
diff --git a/include/linux/start_kernel.h b/include/linux/start_kernel.h
index d3e5f2756545..4b268d86a784 100644
--- a/include/linux/start_kernel.h
+++ b/include/linux/start_kernel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_START_KERNEL_H
#define _LINUX_START_KERNEL_H
diff --git a/include/linux/stat.h b/include/linux/stat.h
index 64b6b3aece21..22484e44544d 100644
--- a/include/linux/stat.h
+++ b/include/linux/stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_STAT_H
#define _LINUX_STAT_H
diff --git a/include/linux/statfs.h b/include/linux/statfs.h
index 0166d320a75d..3142e98546ac 100644
--- a/include/linux/statfs.h
+++ b/include/linux/statfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_STATFS_H
#define _LINUX_STATFS_H
diff --git a/include/linux/stddef.h b/include/linux/stddef.h
index 9c61c7cda936..2181719fd907 100644
--- a/include/linux/stddef.h
+++ b/include/linux/stddef.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_STDDEF_H
#define _LINUX_STDDEF_H
diff --git a/include/linux/stmmac.h b/include/linux/stmmac.h
index 108739ff9223..32feac5bbd75 100644
--- a/include/linux/stmmac.h
+++ b/include/linux/stmmac.h
@@ -126,14 +126,14 @@ struct stmmac_axi {
struct stmmac_rxq_cfg {
u8 mode_to_use;
- u8 chan;
+ u32 chan;
u8 pkt_route;
bool use_prio;
u32 prio;
};
struct stmmac_txq_cfg {
- u8 weight;
+ u32 weight;
u8 mode_to_use;
/* Credit Base Shaper parameters */
u32 send_slope;
@@ -168,8 +168,8 @@ struct plat_stmmacenet_data {
int unicast_filter_entries;
int tx_fifo_size;
int rx_fifo_size;
- u8 rx_queues_to_use;
- u8 tx_queues_to_use;
+ u32 rx_queues_to_use;
+ u32 tx_queues_to_use;
u8 rx_sched_algorithm;
u8 tx_sched_algorithm;
struct stmmac_rxq_cfg rx_queues_cfg[MTL_MAX_RX_QUEUES];
diff --git a/include/linux/stop_machine.h b/include/linux/stop_machine.h
index 3d60275e3ba9..6d3635c86dbe 100644
--- a/include/linux/stop_machine.h
+++ b/include/linux/stop_machine.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_STOP_MACHINE
#define _LINUX_STOP_MACHINE
diff --git a/include/linux/string.h b/include/linux/string.h
index 54d21783e18d..410ecf17de3c 100644
--- a/include/linux/string.h
+++ b/include/linux/string.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_STRING_H_
#define _LINUX_STRING_H_
diff --git a/include/linux/string_helpers.h b/include/linux/string_helpers.h
index 5ce9538f290e..4397c52ec4a4 100644
--- a/include/linux/string_helpers.h
+++ b/include/linux/string_helpers.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_STRING_HELPERS_H_
#define _LINUX_STRING_HELPERS_H_
diff --git a/include/linux/stringhash.h b/include/linux/stringhash.h
index 7c2d95170d01..e8f0f852968f 100644
--- a/include/linux/stringhash.h
+++ b/include/linux/stringhash.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_STRINGHASH_H
#define __LINUX_STRINGHASH_H
diff --git a/include/linux/sungem_phy.h b/include/linux/sungem_phy.h
index bd9be9f59d3a..3a11fa41a131 100644
--- a/include/linux/sungem_phy.h
+++ b/include/linux/sungem_phy.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SUNGEM_PHY_H__
#define __SUNGEM_PHY_H__
diff --git a/include/linux/sunrpc/addr.h b/include/linux/sunrpc/addr.h
index 5c9c6cd08d3b..07d454873b6d 100644
--- a/include/linux/sunrpc/addr.h
+++ b/include/linux/sunrpc/addr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/sunrpc/addr.h
*
diff --git a/include/linux/sunrpc/auth.h b/include/linux/sunrpc/auth.h
index 8fd3504946ad..d9af474a857d 100644
--- a/include/linux/sunrpc/auth.h
+++ b/include/linux/sunrpc/auth.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/sunrpc/auth.h
*
diff --git a/include/linux/sunrpc/auth_gss.h b/include/linux/sunrpc/auth_gss.h
index cebdf8745901..0c9eac351aab 100644
--- a/include/linux/sunrpc/auth_gss.h
+++ b/include/linux/sunrpc/auth_gss.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/sunrpc/auth_gss.h
*
diff --git a/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h
index 55ef67bea06b..71c237e8240e 100644
--- a/include/linux/sunrpc/clnt.h
+++ b/include/linux/sunrpc/clnt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/sunrpc/clnt.h
*
diff --git a/include/linux/sunrpc/debug.h b/include/linux/sunrpc/debug.h
index 8da0f37f3bdc..f6aeed07fe04 100644
--- a/include/linux/sunrpc/debug.h
+++ b/include/linux/sunrpc/debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/sunrpc/debug.h
*
diff --git a/include/linux/sunrpc/gss_api.h b/include/linux/sunrpc/gss_api.h
index 68ec78c1aa48..5ac5db4d295f 100644
--- a/include/linux/sunrpc/gss_api.h
+++ b/include/linux/sunrpc/gss_api.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/sunrpc/gss_api.h
*
diff --git a/include/linux/sunrpc/metrics.h b/include/linux/sunrpc/metrics.h
index 694eecb2f1b5..9baed7b355b2 100644
--- a/include/linux/sunrpc/metrics.h
+++ b/include/linux/sunrpc/metrics.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/sunrpc/metrics.h
*
diff --git a/include/linux/sunrpc/msg_prot.h b/include/linux/sunrpc/msg_prot.h
index 59cbf16eaeb5..4722b28ec36a 100644
--- a/include/linux/sunrpc/msg_prot.h
+++ b/include/linux/sunrpc/msg_prot.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/sunrpc/msg_prot.h
*
diff --git a/include/linux/sunrpc/rpc_pipe_fs.h b/include/linux/sunrpc/rpc_pipe_fs.h
index 7f490bef9e99..a5704daf5df9 100644
--- a/include/linux/sunrpc/rpc_pipe_fs.h
+++ b/include/linux/sunrpc/rpc_pipe_fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SUNRPC_RPC_PIPE_FS_H
#define _LINUX_SUNRPC_RPC_PIPE_FS_H
diff --git a/include/linux/sunrpc/sched.h b/include/linux/sunrpc/sched.h
index c1768f9d993b..d96e74e114c0 100644
--- a/include/linux/sunrpc/sched.h
+++ b/include/linux/sunrpc/sched.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/sunrpc/sched.h
*
diff --git a/include/linux/sunrpc/stats.h b/include/linux/sunrpc/stats.h
index edc64219f92b..84b92b4ad1c0 100644
--- a/include/linux/sunrpc/stats.h
+++ b/include/linux/sunrpc/stats.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/sunrpc/stats.h
*
diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h
index 38f561b2dda3..3b9f0d1dbb80 100644
--- a/include/linux/sunrpc/svc.h
+++ b/include/linux/sunrpc/svc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/sunrpc/svc.h
*
diff --git a/include/linux/sunrpc/svc_xprt.h b/include/linux/sunrpc/svc_xprt.h
index 6a2ad38f5458..1caf7bc83306 100644
--- a/include/linux/sunrpc/svc_xprt.h
+++ b/include/linux/sunrpc/svc_xprt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/sunrpc/svc_xprt.h
*
diff --git a/include/linux/sunrpc/svcauth.h b/include/linux/sunrpc/svcauth.h
index d03932055328..7c3656505847 100644
--- a/include/linux/sunrpc/svcauth.h
+++ b/include/linux/sunrpc/svcauth.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/sunrpc/svcauth.h
*
diff --git a/include/linux/sunrpc/svcauth_gss.h b/include/linux/sunrpc/svcauth_gss.h
index 726aff1a5201..a4528b26c8aa 100644
--- a/include/linux/sunrpc/svcauth_gss.h
+++ b/include/linux/sunrpc/svcauth_gss.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/sunrpc/svcauth_gss.h
*
diff --git a/include/linux/sunrpc/svcsock.h b/include/linux/sunrpc/svcsock.h
index 2e780134f449..119718a922f2 100644
--- a/include/linux/sunrpc/svcsock.h
+++ b/include/linux/sunrpc/svcsock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/sunrpc/svcsock.h
*
diff --git a/include/linux/sunrpc/timer.h b/include/linux/sunrpc/timer.h
index 697d6e69d61f..242dbe00b5ff 100644
--- a/include/linux/sunrpc/timer.h
+++ b/include/linux/sunrpc/timer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/sunrpc/timer.h
*
diff --git a/include/linux/sunrpc/types.h b/include/linux/sunrpc/types.h
index 11a7536c0fd2..bd3c8e05632b 100644
--- a/include/linux/sunrpc/types.h
+++ b/include/linux/sunrpc/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/sunrpc/types.h
*
diff --git a/include/linux/sunrpc/xdr.h b/include/linux/sunrpc/xdr.h
index 86b59e3525a5..d950223c64b1 100644
--- a/include/linux/sunrpc/xdr.h
+++ b/include/linux/sunrpc/xdr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* XDR standard data types and function declarations
*
diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h
index 5a7bff41f6b7..7fad83881ce1 100644
--- a/include/linux/sunrpc/xprt.h
+++ b/include/linux/sunrpc/xprt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/sunrpc/xprt.h
*
diff --git a/include/linux/sunrpc/xprtmultipath.h b/include/linux/sunrpc/xprtmultipath.h
index 507418c1c69e..af1257c030d2 100644
--- a/include/linux/sunrpc/xprtmultipath.h
+++ b/include/linux/sunrpc/xprtmultipath.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* RPC client multipathing definitions
*
diff --git a/include/linux/sunrpc/xprtsock.h b/include/linux/sunrpc/xprtsock.h
index c9959d7e3579..ae0f99b9b965 100644
--- a/include/linux/sunrpc/xprtsock.h
+++ b/include/linux/sunrpc/xprtsock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/linux/sunrpc/xprtsock.h
*
diff --git a/include/linux/sunserialcore.h b/include/linux/sunserialcore.h
index dbe4d7fca1b8..c12d1c7fa42b 100644
--- a/include/linux/sunserialcore.h
+++ b/include/linux/sunserialcore.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* sunserialcore.h
*
* Generic SUN serial/kbd/ms layer. Based entirely
diff --git a/include/linux/suspend.h b/include/linux/suspend.h
index d10b7980799d..d60b0f5c38d5 100644
--- a/include/linux/suspend.h
+++ b/include/linux/suspend.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SUSPEND_H
#define _LINUX_SUSPEND_H
diff --git a/include/linux/svga.h b/include/linux/svga.h
index bfa68e837d6a..3bfe4626953d 100644
--- a/include/linux/svga.h
+++ b/include/linux/svga.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SVGA_H
#define _LINUX_SVGA_H
diff --git a/include/linux/sw842.h b/include/linux/sw842.h
index 109ba041c2ae..3e29f5dcc62b 100644
--- a/include/linux/sw842.h
+++ b/include/linux/sw842.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SW842_H__
#define __SW842_H__
diff --git a/include/linux/swab.h b/include/linux/swab.h
index 9ad3c60f6cae..e466fd159c85 100644
--- a/include/linux/swab.h
+++ b/include/linux/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SWAB_H
#define _LINUX_SWAB_H
diff --git a/include/linux/swait.h b/include/linux/swait.h
index 73e97a08d3d0..c98aaf677466 100644
--- a/include/linux/swait.h
+++ b/include/linux/swait.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SWAIT_H
#define _LINUX_SWAIT_H
@@ -9,13 +10,16 @@
/*
* Simple wait queues
*
- * While these are very similar to the other/complex wait queues (wait.h) the
- * most important difference is that the simple waitqueue allows for
- * deterministic behaviour -- IOW it has strictly bounded IRQ and lock hold
- * times.
+ * While these are very similar to regular wait queues (wait.h) the most
+ * important difference is that the simple waitqueue allows for deterministic
+ * behaviour -- IOW it has strictly bounded IRQ and lock hold times.
*
- * In order to make this so, we had to drop a fair number of features of the
- * other waitqueue code; notably:
+ * Mainly, this is accomplished by two things. Firstly not allowing swake_up_all
+ * from IRQ disabled, and dropping the lock upon every wakeup, giving a higher
+ * priority task a chance to run.
+ *
+ * Secondly, we had to drop a fair number of features of the other waitqueue
+ * code; notably:
*
* - mixing INTERRUPTIBLE and UNINTERRUPTIBLE sleeps on the same waitqueue;
* all wakeups are TASK_NORMAL in order to avoid O(n) lookups for the right
@@ -24,12 +28,14 @@
* - the exclusive mode; because this requires preserving the list order
* and this is hard.
*
- * - custom wake functions; because you cannot give any guarantees about
- * random code.
- *
- * As a side effect of this; the data structures are slimmer.
+ * - custom wake callback functions; because you cannot give any guarantees
+ * about random code. This also allows swait to be used in RT, such that
+ * raw spinlock can be used for the swait queue head.
*
- * One would recommend using this wait queue where possible.
+ * As a side effect of these; the data structures are slimmer albeit more ad-hoc.
+ * For all the above, note that simple wait queues should _only_ be used under
+ * very specific realtime constraints -- it is best to stick with the regular
+ * wait queues in most cases.
*/
struct task_struct;
diff --git a/include/linux/swap.h b/include/linux/swap.h
index 8a807292037f..f02fb5db8914 100644
--- a/include/linux/swap.h
+++ b/include/linux/swap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SWAP_H
#define _LINUX_SWAP_H
@@ -265,6 +266,10 @@ struct swap_info_struct {
* both locks need hold, hold swap_lock
* first.
*/
+ spinlock_t cont_lock; /*
+ * protect swap count continuation page
+ * list.
+ */
struct work_struct discard_work; /* discard worker */
struct swap_cluster_list discard_clusters; /* discard clusters list */
};
diff --git a/include/linux/swap_cgroup.h b/include/linux/swap_cgroup.h
index b2b8ec7bda3f..a12dd1c3966c 100644
--- a/include/linux/swap_cgroup.h
+++ b/include/linux/swap_cgroup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_SWAP_CGROUP_H
#define __LINUX_SWAP_CGROUP_H
diff --git a/include/linux/swap_slots.h b/include/linux/swap_slots.h
index 6ef92d17633d..e36b200c2a77 100644
--- a/include/linux/swap_slots.h
+++ b/include/linux/swap_slots.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SWAP_SLOTS_H
#define _LINUX_SWAP_SLOTS_H
diff --git a/include/linux/swapfile.h b/include/linux/swapfile.h
index 388293a91e8c..06bd7b096167 100644
--- a/include/linux/swapfile.h
+++ b/include/linux/swapfile.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SWAPFILE_H
#define _LINUX_SWAPFILE_H
diff --git a/include/linux/swapops.h b/include/linux/swapops.h
index 291c4b534658..9c5a2628d6ce 100644
--- a/include/linux/swapops.h
+++ b/include/linux/swapops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SWAPOPS_H
#define _LINUX_SWAPOPS_H
diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h
index 15e7160751a8..24ed817082ee 100644
--- a/include/linux/swiotlb.h
+++ b/include/linux/swiotlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_SWIOTLB_H
#define __LINUX_SWIOTLB_H
diff --git a/include/linux/sys.h b/include/linux/sys.h
index daa6008bfdc8..3ebd9812f2e6 100644
--- a/include/linux/sys.h
+++ b/include/linux/sys.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SYS_H
#define _LINUX_SYS_H
diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h
index 1d4dba490fb6..74f91eefeccf 100644
--- a/include/linux/sysctl.h
+++ b/include/linux/sysctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* sysctl.h: General linux system control interface
*
diff --git a/include/linux/sysfs.h b/include/linux/sysfs.h
index aa02c328dff5..e32dfe098e82 100644
--- a/include/linux/sysfs.h
+++ b/include/linux/sysfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* sysfs.h - definitions for the device driver filesystem
*
diff --git a/include/linux/sysrq.h b/include/linux/sysrq.h
index 387fa7d05c98..8c71874e8485 100644
--- a/include/linux/sysrq.h
+++ b/include/linux/sysrq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* -*- linux-c -*-
*
* $Id: sysrq.h,v 1.3 1997/07/17 11:54:33 mj Exp $
diff --git a/include/linux/sysv_fs.h b/include/linux/sysv_fs.h
index e47d6d90023d..5cf77dbb8d86 100644
--- a/include/linux/sysv_fs.h
+++ b/include/linux/sysv_fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SYSV_FS_H
#define _LINUX_SYSV_FS_H
diff --git a/include/linux/t10-pi.h b/include/linux/t10-pi.h
index 635a3c5706bd..c6aa8a3c42ed 100644
--- a/include/linux/t10-pi.h
+++ b/include/linux/t10-pi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_T10_PI_H
#define _LINUX_T10_PI_H
diff --git a/include/linux/task_io_accounting.h b/include/linux/task_io_accounting.h
index bdf855c2856f..6f6acce064de 100644
--- a/include/linux/task_io_accounting.h
+++ b/include/linux/task_io_accounting.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* task_io_accounting: a structure which is used for recording a single task's
* IO statistics.
diff --git a/include/linux/task_io_accounting_ops.h b/include/linux/task_io_accounting_ops.h
index 4d090f9ee608..bb5498bcdd96 100644
--- a/include/linux/task_io_accounting_ops.h
+++ b/include/linux/task_io_accounting_ops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Task I/O accounting operations
*/
diff --git a/include/linux/task_work.h b/include/linux/task_work.h
index ca5a1cf27dae..bd9a6a91c097 100644
--- a/include/linux/task_work.h
+++ b/include/linux/task_work.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_TASK_WORK_H
#define _LINUX_TASK_WORK_H
diff --git a/include/linux/taskstats_kern.h b/include/linux/taskstats_kern.h
index e2a5daf8d14f..dbb4d124c7d7 100644
--- a/include/linux/taskstats_kern.h
+++ b/include/linux/taskstats_kern.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* taskstats_kern.h - kernel header for per-task statistics interface
*
* Copyright (C) Shailabh Nagar, IBM Corp. 2006
diff --git a/include/linux/textsearch.h b/include/linux/textsearch.h
index cfaee869146f..0494db3fd9e8 100644
--- a/include/linux/textsearch.h
+++ b/include/linux/textsearch.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_TEXTSEARCH_H
#define __LINUX_TEXTSEARCH_H
diff --git a/include/linux/textsearch_fsm.h b/include/linux/textsearch_fsm.h
index fdfa078c66e5..b57231ff652f 100644
--- a/include/linux/textsearch_fsm.h
+++ b/include/linux/textsearch_fsm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_TEXTSEARCH_FSM_H
#define __LINUX_TEXTSEARCH_FSM_H
diff --git a/include/linux/thinkpad_acpi.h b/include/linux/thinkpad_acpi.h
index 361de59a2285..9fb317970c01 100644
--- a/include/linux/thinkpad_acpi.h
+++ b/include/linux/thinkpad_acpi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __THINKPAD_ACPI_H__
#define __THINKPAD_ACPI_H__
diff --git a/include/linux/thread_info.h b/include/linux/thread_info.h
index 905d769d8ddc..4bcdf00c110f 100644
--- a/include/linux/thread_info.h
+++ b/include/linux/thread_info.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* thread_info.h: common low-level thread information accessors
*
* Copyright (C) 2002 David Howells (dhowells@redhat.com)
@@ -42,7 +43,7 @@ enum {
#define THREAD_ALIGN THREAD_SIZE
#endif
-#ifdef CONFIG_DEBUG_STACK_USAGE
+#if IS_ENABLED(CONFIG_DEBUG_STACK_USAGE) || IS_ENABLED(CONFIG_DEBUG_KMEMLEAK)
# define THREADINFO_GFP (GFP_KERNEL_ACCOUNT | __GFP_NOTRACK | \
__GFP_ZERO)
#else
diff --git a/include/linux/threads.h b/include/linux/threads.h
index 383ab9592bec..3086dba525e2 100644
--- a/include/linux/threads.h
+++ b/include/linux/threads.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_THREADS_H
#define _LINUX_THREADS_H
diff --git a/include/linux/tick.h b/include/linux/tick.h
index fe01e68bf520..cf413b344ddb 100644
--- a/include/linux/tick.h
+++ b/include/linux/tick.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Tick related global functions
*/
diff --git a/include/linux/time.h b/include/linux/time.h
index 9bc1f945777c..87c36cf1cec2 100644
--- a/include/linux/time.h
+++ b/include/linux/time.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_TIME_H
#define _LINUX_TIME_H
diff --git a/include/linux/time64.h b/include/linux/time64.h
index 980c71b3001a..ad33260618f7 100644
--- a/include/linux/time64.h
+++ b/include/linux/time64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_TIME64_H
#define _LINUX_TIME64_H
diff --git a/include/linux/timekeeper_internal.h b/include/linux/timekeeper_internal.h
index 0a0a53daf2a2..97154c61e5d2 100644
--- a/include/linux/timekeeper_internal.h
+++ b/include/linux/timekeeper_internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* You SHOULD NOT be including this unless you're vsyscall
* handling code or timekeeping internal code!
diff --git a/include/linux/timekeeping.h b/include/linux/timekeeping.h
index ddc229ff6d1e..0021575fe871 100644
--- a/include/linux/timekeeping.h
+++ b/include/linux/timekeeping.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_TIMEKEEPING_H
#define _LINUX_TIMEKEEPING_H
diff --git a/include/linux/timer.h b/include/linux/timer.h
index 6383c528b148..ac66f29c6916 100644
--- a/include/linux/timer.h
+++ b/include/linux/timer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_TIMER_H
#define _LINUX_TIMER_H
diff --git a/include/linux/timerfd.h b/include/linux/timerfd.h
index bab0b1ad0613..0c33260e5dfb 100644
--- a/include/linux/timerfd.h
+++ b/include/linux/timerfd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/linux/timerfd.h
*
diff --git a/include/linux/timerqueue.h b/include/linux/timerqueue.h
index 7eec17ad7fa1..78b8cc73f12f 100644
--- a/include/linux/timerqueue.h
+++ b/include/linux/timerqueue.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_TIMERQUEUE_H
#define _LINUX_TIMERQUEUE_H
diff --git a/include/linux/tpm_command.h b/include/linux/tpm_command.h
index 727512e249b5..f5c03e9c3913 100644
--- a/include/linux/tpm_command.h
+++ b/include/linux/tpm_command.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_TPM_COMMAND_H__
#define __LINUX_TPM_COMMAND_H__
diff --git a/include/linux/trace.h b/include/linux/trace.h
index 9330a58e2651..d24991c1fef3 100644
--- a/include/linux/trace.h
+++ b/include/linux/trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_TRACE_H
#define _LINUX_TRACE_H
diff --git a/include/linux/trace_clock.h b/include/linux/trace_clock.h
index 1d7ca2739272..00e8f98c940f 100644
--- a/include/linux/trace_clock.h
+++ b/include/linux/trace_clock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_TRACE_CLOCK_H
#define _LINUX_TRACE_CLOCK_H
diff --git a/include/linux/trace_events.h b/include/linux/trace_events.h
index 2e0f22298fe9..2bcb4dc6df1a 100644
--- a/include/linux/trace_events.h
+++ b/include/linux/trace_events.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_TRACE_EVENT_H
#define _LINUX_TRACE_EVENT_H
diff --git a/include/linux/trace_seq.h b/include/linux/trace_seq.h
index cfaf5a1d4bad..6609b39a7232 100644
--- a/include/linux/trace_seq.h
+++ b/include/linux/trace_seq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_TRACE_SEQ_H
#define _LINUX_TRACE_SEQ_H
diff --git a/include/linux/tracepoint-defs.h b/include/linux/tracepoint-defs.h
index a03192052066..64ed7064f1fa 100644
--- a/include/linux/tracepoint-defs.h
+++ b/include/linux/tracepoint-defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef TRACEPOINT_DEFS_H
#define TRACEPOINT_DEFS_H 1
diff --git a/include/linux/tsacct_kern.h b/include/linux/tsacct_kern.h
index 3251965bf4cc..d8ddce26e1f1 100644
--- a/include/linux/tsacct_kern.h
+++ b/include/linux/tsacct_kern.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* tsacct_kern.h - kernel header for system accounting over taskstats interface
*
diff --git a/include/linux/tty.h b/include/linux/tty.h
index cf53eb539f6e..7ac8ba208b1f 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_TTY_H
#define _LINUX_TTY_H
diff --git a/include/linux/tty_driver.h b/include/linux/tty_driver.h
index fcdc0f5d9098..31c2b5b166de 100644
--- a/include/linux/tty_driver.h
+++ b/include/linux/tty_driver.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_TTY_DRIVER_H
#define _LINUX_TTY_DRIVER_H
diff --git a/include/linux/tty_flip.h b/include/linux/tty_flip.h
index d43837f2ce3a..767f62086bd9 100644
--- a/include/linux/tty_flip.h
+++ b/include/linux/tty_flip.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_TTY_FLIP_H
#define _LINUX_TTY_FLIP_H
diff --git a/include/linux/tty_ldisc.h b/include/linux/tty_ldisc.h
index 3971cf0eb467..3bc5144b1c7e 100644
--- a/include/linux/tty_ldisc.h
+++ b/include/linux/tty_ldisc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_TTY_LDISC_H
#define _LINUX_TTY_LDISC_H
diff --git a/include/linux/typecheck.h b/include/linux/typecheck.h
index eb5b74a575be..20d310331eb5 100644
--- a/include/linux/typecheck.h
+++ b/include/linux/typecheck.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef TYPECHECK_H_INCLUDED
#define TYPECHECK_H_INCLUDED
diff --git a/include/linux/types.h b/include/linux/types.h
index 258099a4ed82..34fce54e4f1b 100644
--- a/include/linux/types.h
+++ b/include/linux/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_TYPES_H
#define _LINUX_TYPES_H
diff --git a/include/linux/u64_stats_sync.h b/include/linux/u64_stats_sync.h
index 650f3dd6b800..5bdbd9f49395 100644
--- a/include/linux/u64_stats_sync.h
+++ b/include/linux/u64_stats_sync.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_U64_STATS_SYNC_H
#define _LINUX_U64_STATS_SYNC_H
diff --git a/include/linux/uaccess.h b/include/linux/uaccess.h
index 20ef8e6ec2db..251e655d407f 100644
--- a/include/linux/uaccess.h
+++ b/include/linux/uaccess.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_UACCESS_H__
#define __LINUX_UACCESS_H__
diff --git a/include/linux/ucs2_string.h b/include/linux/ucs2_string.h
index bb679b48f408..cf3ada3e820e 100644
--- a/include/linux/ucs2_string.h
+++ b/include/linux/ucs2_string.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_UCS2_STRING_H_
#define _LINUX_UCS2_STRING_H_
diff --git a/include/linux/uidgid.h b/include/linux/uidgid.h
index 25e9d9216340..b0542cd11aeb 100644
--- a/include/linux/uidgid.h
+++ b/include/linux/uidgid.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_UIDGID_H
#define _LINUX_UIDGID_H
diff --git a/include/linux/ulpi/driver.h b/include/linux/ulpi/driver.h
index a7af21a55248..c7a1810373e3 100644
--- a/include/linux/ulpi/driver.h
+++ b/include/linux/ulpi/driver.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_ULPI_DRIVER_H
#define __LINUX_ULPI_DRIVER_H
diff --git a/include/linux/ulpi/interface.h b/include/linux/ulpi/interface.h
index a2011a919eb6..e93cfa36c3f7 100644
--- a/include/linux/ulpi/interface.h
+++ b/include/linux/ulpi/interface.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_ULPI_INTERFACE_H
#define __LINUX_ULPI_INTERFACE_H
diff --git a/include/linux/ulpi/regs.h b/include/linux/ulpi/regs.h
index b5b8b8804560..9f607872b2f8 100644
--- a/include/linux/ulpi/regs.h
+++ b/include/linux/ulpi/regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_ULPI_REGS_H
#define __LINUX_ULPI_REGS_H
diff --git a/include/linux/unaligned/access_ok.h b/include/linux/unaligned/access_ok.h
index 33383ca23837..167aa849c0ce 100644
--- a/include/linux/unaligned/access_ok.h
+++ b/include/linux/unaligned/access_ok.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_UNALIGNED_ACCESS_OK_H
#define _LINUX_UNALIGNED_ACCESS_OK_H
diff --git a/include/linux/unaligned/be_byteshift.h b/include/linux/unaligned/be_byteshift.h
index 9356b24223ac..8bdb8fa01bd4 100644
--- a/include/linux/unaligned/be_byteshift.h
+++ b/include/linux/unaligned/be_byteshift.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_UNALIGNED_BE_BYTESHIFT_H
#define _LINUX_UNALIGNED_BE_BYTESHIFT_H
diff --git a/include/linux/unaligned/be_memmove.h b/include/linux/unaligned/be_memmove.h
index c2a76c5c9ed0..7164214a4ba1 100644
--- a/include/linux/unaligned/be_memmove.h
+++ b/include/linux/unaligned/be_memmove.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_UNALIGNED_BE_MEMMOVE_H
#define _LINUX_UNALIGNED_BE_MEMMOVE_H
diff --git a/include/linux/unaligned/be_struct.h b/include/linux/unaligned/be_struct.h
index 132415836c50..15ea503a13fc 100644
--- a/include/linux/unaligned/be_struct.h
+++ b/include/linux/unaligned/be_struct.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_UNALIGNED_BE_STRUCT_H
#define _LINUX_UNALIGNED_BE_STRUCT_H
diff --git a/include/linux/unaligned/generic.h b/include/linux/unaligned/generic.h
index 02d97ff3df70..57d3114656e5 100644
--- a/include/linux/unaligned/generic.h
+++ b/include/linux/unaligned/generic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_UNALIGNED_GENERIC_H
#define _LINUX_UNALIGNED_GENERIC_H
diff --git a/include/linux/unaligned/le_byteshift.h b/include/linux/unaligned/le_byteshift.h
index be376fb79b64..1628b75866f0 100644
--- a/include/linux/unaligned/le_byteshift.h
+++ b/include/linux/unaligned/le_byteshift.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_UNALIGNED_LE_BYTESHIFT_H
#define _LINUX_UNALIGNED_LE_BYTESHIFT_H
diff --git a/include/linux/unaligned/le_memmove.h b/include/linux/unaligned/le_memmove.h
index 269849bee4ec..9202e864d026 100644
--- a/include/linux/unaligned/le_memmove.h
+++ b/include/linux/unaligned/le_memmove.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_UNALIGNED_LE_MEMMOVE_H
#define _LINUX_UNALIGNED_LE_MEMMOVE_H
diff --git a/include/linux/unaligned/le_struct.h b/include/linux/unaligned/le_struct.h
index 088c4572faa8..9977987883a6 100644
--- a/include/linux/unaligned/le_struct.h
+++ b/include/linux/unaligned/le_struct.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_UNALIGNED_LE_STRUCT_H
#define _LINUX_UNALIGNED_LE_STRUCT_H
diff --git a/include/linux/unaligned/memmove.h b/include/linux/unaligned/memmove.h
index eeb5a779a4fd..ac71b53bc6dc 100644
--- a/include/linux/unaligned/memmove.h
+++ b/include/linux/unaligned/memmove.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_UNALIGNED_MEMMOVE_H
#define _LINUX_UNALIGNED_MEMMOVE_H
diff --git a/include/linux/usb.h b/include/linux/usb.h
index cb9fbd54386e..9c63792a8134 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_USB_H
#define __LINUX_USB_H
diff --git a/include/linux/usb/atmel_usba_udc.h b/include/linux/usb/atmel_usba_udc.h
index ba99af275a31..9bb00df3b53f 100644
--- a/include/linux/usb/atmel_usba_udc.h
+++ b/include/linux/usb/atmel_usba_udc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Platform data definitions for Atmel USBA gadget driver.
*/
diff --git a/include/linux/usb/ch9.h b/include/linux/usb/ch9.h
index 6cc96bb12ddc..523aa088f6ab 100644
--- a/include/linux/usb/ch9.h
+++ b/include/linux/usb/ch9.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This file holds USB constants and structures that are needed for
* USB device APIs. These are used by the USB device model, which is
diff --git a/include/linux/usb/chipidea.h b/include/linux/usb/chipidea.h
index d725cff7268d..07f99362bc90 100644
--- a/include/linux/usb/chipidea.h
+++ b/include/linux/usb/chipidea.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Platform data for the chipidea USB dual role controller
*/
diff --git a/include/linux/usb/ehci-dbgp.h b/include/linux/usb/ehci-dbgp.h
index 7344d9e591cc..62ab3805172d 100644
--- a/include/linux/usb/ehci-dbgp.h
+++ b/include/linux/usb/ehci-dbgp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Standalone EHCI usb debug driver
*
diff --git a/include/linux/usb/ezusb.h b/include/linux/usb/ezusb.h
index 639ee45779fb..487047162ca8 100644
--- a/include/linux/usb/ezusb.h
+++ b/include/linux/usb/ezusb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __EZUSB_H
#define __EZUSB_H
diff --git a/include/linux/usb/functionfs.h b/include/linux/usb/functionfs.h
index 71190663f1ee..570578cc9861 100644
--- a/include/linux/usb/functionfs.h
+++ b/include/linux/usb/functionfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_FUNCTIONFS_H__
#define __LINUX_FUNCTIONFS_H__ 1
diff --git a/include/linux/usb/gadget_configfs.h b/include/linux/usb/gadget_configfs.h
index c36e95730de1..d61aebd68128 100644
--- a/include/linux/usb/gadget_configfs.h
+++ b/include/linux/usb/gadget_configfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __GADGET_CONFIGFS__
#define __GADGET_CONFIGFS__
diff --git a/include/linux/usb/iowarrior.h b/include/linux/usb/iowarrior.h
index 4fd6513d564c..56559bc53214 100644
--- a/include/linux/usb/iowarrior.h
+++ b/include/linux/usb/iowarrior.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_USB_IOWARRIOR_H
#define __LINUX_USB_IOWARRIOR_H
diff --git a/include/linux/usb/irda.h b/include/linux/usb/irda.h
index e345ceaf72d6..396d2b043e64 100644
--- a/include/linux/usb/irda.h
+++ b/include/linux/usb/irda.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* USB IrDA Bridge Device Definition
*/
diff --git a/include/linux/usb/isp116x.h b/include/linux/usb/isp116x.h
index 96ca114e88d0..1f331c28bfe3 100644
--- a/include/linux/usb/isp116x.h
+++ b/include/linux/usb/isp116x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Board initialization code should put one of these into dev->platform_data
* and place the isp116x onto platform_bus.
diff --git a/include/linux/usb/isp1362.h b/include/linux/usb/isp1362.h
index 642684bb9292..5356c4ae386e 100644
--- a/include/linux/usb/isp1362.h
+++ b/include/linux/usb/isp1362.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* board initialization code should put one of these into dev->platform_data
* and place the isp1362 onto platform_bus.
diff --git a/include/linux/usb/isp1760.h b/include/linux/usb/isp1760.h
index de7de53c5531..b75ded28db81 100644
--- a/include/linux/usb/isp1760.h
+++ b/include/linux/usb/isp1760.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* board initialization should put one of these into dev->platform_data
* and place the isp1760 onto platform_bus named "isp1760-hcd".
diff --git a/include/linux/usb/musb.h b/include/linux/usb/musb.h
index d315c8907869..5d19e6730475 100644
--- a/include/linux/usb/musb.h
+++ b/include/linux/usb/musb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This is used to for host and peripheral modes of the driver for
* Inventra (Multidrop) Highspeed Dual-Role Controllers: (M)HDRC.
diff --git a/include/linux/usb/otg.h b/include/linux/usb/otg.h
index 67929df86df5..69f1b6328532 100644
--- a/include/linux/usb/otg.h
+++ b/include/linux/usb/otg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* USB OTG (On The Go) defines */
/*
*
diff --git a/include/linux/usb/phy.h b/include/linux/usb/phy.h
index 8c6914873a16..b7a2625947f5 100644
--- a/include/linux/usb/phy.h
+++ b/include/linux/usb/phy.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* USB PHY defines
*
diff --git a/include/linux/usb/quirks.h b/include/linux/usb/quirks.h
index de2a722fe3cf..7cd553a3ce05 100644
--- a/include/linux/usb/quirks.h
+++ b/include/linux/usb/quirks.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This file holds the definitions of quirks found in USB devices.
* Only quirks that affect the whole device, not an interface,
diff --git a/include/linux/usb/sl811.h b/include/linux/usb/sl811.h
index 3afe4d16fcef..6c97f8e66492 100644
--- a/include/linux/usb/sl811.h
+++ b/include/linux/usb/sl811.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* board initialization should put one of these into dev->platform_data
* and place the sl811hs onto platform_bus named "sl811-hcd".
diff --git a/include/linux/usb/typec.h b/include/linux/usb/typec.h
index ffe7487886ca..0d44ce6af08f 100644
--- a/include/linux/usb/typec.h
+++ b/include/linux/usb/typec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_USB_TYPEC_H
#define __LINUX_USB_TYPEC_H
diff --git a/include/linux/usb/uas.h b/include/linux/usb/uas.h
index 3fc8e8b9f043..aa3ad39d39dc 100644
--- a/include/linux/usb/uas.h
+++ b/include/linux/usb/uas.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __USB_UAS_H__
#define __USB_UAS_H__
diff --git a/include/linux/usb/usb_phy_generic.h b/include/linux/usb/usb_phy_generic.h
index c13632d5292e..7408cf52c710 100644
--- a/include/linux/usb/usb_phy_generic.h
+++ b/include/linux/usb/usb_phy_generic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_USB_NOP_XCEIV_H
#define __LINUX_USB_NOP_XCEIV_H
diff --git a/include/linux/usb_usual.h b/include/linux/usb_usual.h
index 0aae1b2ee931..000a5954b2e8 100644
--- a/include/linux/usb_usual.h
+++ b/include/linux/usb_usual.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Interface to the libusual.
*
diff --git a/include/linux/user-return-notifier.h b/include/linux/user-return-notifier.h
index 9c4a445bb43c..c07b386a9e93 100644
--- a/include/linux/user-return-notifier.h
+++ b/include/linux/user-return-notifier.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_USER_RETURN_NOTIFIER_H
#define _LINUX_USER_RETURN_NOTIFIER_H
diff --git a/include/linux/user_namespace.h b/include/linux/user_namespace.h
index c18e01252346..3fe714da7f5a 100644
--- a/include/linux/user_namespace.h
+++ b/include/linux/user_namespace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_USER_NAMESPACE_H
#define _LINUX_USER_NAMESPACE_H
diff --git a/include/linux/userfaultfd_k.h b/include/linux/userfaultfd_k.h
index 48a3483dccb1..f2f3b68ba910 100644
--- a/include/linux/userfaultfd_k.h
+++ b/include/linux/userfaultfd_k.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/linux/userfaultfd_k.h
*
diff --git a/include/linux/util_macros.h b/include/linux/util_macros.h
index f9b2ce58039b..72299f261b25 100644
--- a/include/linux/util_macros.h
+++ b/include/linux/util_macros.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_HELPER_MACROS_H_
#define _LINUX_HELPER_MACROS_H_
diff --git a/include/linux/uts.h b/include/linux/uts.h
index 6ddbd86377de..d62829530c2f 100644
--- a/include/linux/uts.h
+++ b/include/linux/uts.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_UTS_H
#define _LINUX_UTS_H
diff --git a/include/linux/utsname.h b/include/linux/utsname.h
index da826ed059cf..c8060c2ecd04 100644
--- a/include/linux/utsname.h
+++ b/include/linux/utsname.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_UTSNAME_H
#define _LINUX_UTSNAME_H
diff --git a/include/linux/vermagic.h b/include/linux/vermagic.h
index af6c03f7f986..bae807eb2933 100644
--- a/include/linux/vermagic.h
+++ b/include/linux/vermagic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <generated/utsrelease.h>
/* Simply sanity version stamp for modules. */
diff --git a/include/linux/vfs.h b/include/linux/vfs.h
index e701d0541405..33952ac00a19 100644
--- a/include/linux/vfs.h
+++ b/include/linux/vfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_VFS_H
#define _LINUX_VFS_H
diff --git a/include/linux/via.h b/include/linux/via.h
index 86ae3bcdb2ba..38ea9a77426a 100644
--- a/include/linux/via.h
+++ b/include/linux/via.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Miscellaneous definitions for VIA chipsets
Currently used only by drivers/parport/parport_pc.c */
diff --git a/include/linux/virtio.h b/include/linux/virtio.h
index 28b0e965360f..988c7355bc22 100644
--- a/include/linux/virtio.h
+++ b/include/linux/virtio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_VIRTIO_H
#define _LINUX_VIRTIO_H
/* Everything a virtio driver needs to work with any particular virtio
diff --git a/include/linux/virtio_byteorder.h b/include/linux/virtio_byteorder.h
index ce63a2c3a612..825aaefac9b1 100644
--- a/include/linux/virtio_byteorder.h
+++ b/include/linux/virtio_byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_VIRTIO_BYTEORDER_H
#define _LINUX_VIRTIO_BYTEORDER_H
#include <linux/types.h>
diff --git a/include/linux/virtio_config.h b/include/linux/virtio_config.h
index 0133d8a12ccd..5559a2d31c46 100644
--- a/include/linux/virtio_config.h
+++ b/include/linux/virtio_config.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_VIRTIO_CONFIG_H
#define _LINUX_VIRTIO_CONFIG_H
diff --git a/include/linux/virtio_net.h b/include/linux/virtio_net.h
index 32fb046f2173..210034c896e3 100644
--- a/include/linux/virtio_net.h
+++ b/include/linux/virtio_net.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_VIRTIO_NET_H
#define _LINUX_VIRTIO_NET_H
diff --git a/include/linux/virtio_ring.h b/include/linux/virtio_ring.h
index 270cfa81830e..bbf32524ab27 100644
--- a/include/linux/virtio_ring.h
+++ b/include/linux/virtio_ring.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_VIRTIO_RING_H
#define _LINUX_VIRTIO_RING_H
diff --git a/include/linux/virtio_vsock.h b/include/linux/virtio_vsock.h
index ab13f0743da8..e223e2632edd 100644
--- a/include/linux/virtio_vsock.h
+++ b/include/linux/virtio_vsock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_VIRTIO_VSOCK_H
#define _LINUX_VIRTIO_VSOCK_H
diff --git a/include/linux/vm_event_item.h b/include/linux/vm_event_item.h
index d77bc35278b0..5c7f010676a7 100644
--- a/include/linux/vm_event_item.h
+++ b/include/linux/vm_event_item.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef VM_EVENT_ITEM_H_INCLUDED
#define VM_EVENT_ITEM_H_INCLUDED
diff --git a/include/linux/vmacache.h b/include/linux/vmacache.h
index 1081db987391..a5b3aa8d281f 100644
--- a/include/linux/vmacache.h
+++ b/include/linux/vmacache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_VMACACHE_H
#define __LINUX_VMACACHE_H
diff --git a/include/linux/vmalloc.h b/include/linux/vmalloc.h
index 2d92dd002abd..1e5d8c392f15 100644
--- a/include/linux/vmalloc.h
+++ b/include/linux/vmalloc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_VMALLOC_H
#define _LINUX_VMALLOC_H
diff --git a/include/linux/vme.h b/include/linux/vme.h
index 25874da3f2e1..7e82bf500f01 100644
--- a/include/linux/vme.h
+++ b/include/linux/vme.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _VME_H_
#define _VME_H_
diff --git a/include/linux/vmpressure.h b/include/linux/vmpressure.h
index 3347cc3ec0ab..61e6fddfb26f 100644
--- a/include/linux/vmpressure.h
+++ b/include/linux/vmpressure.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_VMPRESSURE_H
#define __LINUX_VMPRESSURE_H
diff --git a/include/linux/vmstat.h b/include/linux/vmstat.h
index ade7cb5f1359..1e0cb72e0598 100644
--- a/include/linux/vmstat.h
+++ b/include/linux/vmstat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_VMSTAT_H
#define _LINUX_VMSTAT_H
diff --git a/include/linux/vt.h b/include/linux/vt.h
index b186e0435239..9820ae4f99ab 100644
--- a/include/linux/vt.h
+++ b/include/linux/vt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_VT_H
#define _LINUX_VT_H
diff --git a/include/linux/vt_buffer.h b/include/linux/vt_buffer.h
index 30b6e0d2a942..848db1b1569f 100644
--- a/include/linux/vt_buffer.h
+++ b/include/linux/vt_buffer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/linux/vt_buffer.h -- Access to VT screen buffer
*
diff --git a/include/linux/vt_kern.h b/include/linux/vt_kern.h
index 833fdd4794a0..3fd07912909c 100644
--- a/include/linux/vt_kern.h
+++ b/include/linux/vt_kern.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _VT_KERN_H
#define _VT_KERN_H
diff --git a/include/linux/vtime.h b/include/linux/vtime.h
index 18b405e3cd93..a26ed10a4eac 100644
--- a/include/linux/vtime.h
+++ b/include/linux/vtime.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_KERNEL_VTIME_H
#define _LINUX_KERNEL_VTIME_H
diff --git a/include/linux/wait.h b/include/linux/wait.h
index 87c4641023fb..158715445ffb 100644
--- a/include/linux/wait.h
+++ b/include/linux/wait.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_WAIT_H
#define _LINUX_WAIT_H
/*
diff --git a/include/linux/wait_bit.h b/include/linux/wait_bit.h
index 12b26660d7e9..af0d495430d7 100644
--- a/include/linux/wait_bit.h
+++ b/include/linux/wait_bit.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_WAIT_BIT_H
#define _LINUX_WAIT_BIT_H
diff --git a/include/linux/wanrouter.h b/include/linux/wanrouter.h
index 8198a63cf459..f6358558f9f5 100644
--- a/include/linux/wanrouter.h
+++ b/include/linux/wanrouter.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* wanrouter.h Legacy declarations kept around until X25 is removed
*/
diff --git a/include/linux/watchdog.h b/include/linux/watchdog.h
index a786e5e8973b..44985c4a1e86 100644
--- a/include/linux/watchdog.h
+++ b/include/linux/watchdog.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Generic watchdog defines. Derived from..
*
diff --git a/include/linux/win_minmax.h b/include/linux/win_minmax.h
index 56569604278f..4ca2842d2842 100644
--- a/include/linux/win_minmax.h
+++ b/include/linux/win_minmax.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/**
* lib/minmax.c: windowed min/max tracker by Kathleen Nichols.
*
diff --git a/include/linux/wireless.h b/include/linux/wireless.h
index 4ea4c6e2383d..2d1b54556eff 100644
--- a/include/linux/wireless.h
+++ b/include/linux/wireless.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This file define a set of standard wireless extensions
*
diff --git a/include/linux/wm97xx.h b/include/linux/wm97xx.h
index fd98bb968219..58e082dadc68 100644
--- a/include/linux/wm97xx.h
+++ b/include/linux/wm97xx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Register bits and API for Wolfson WM97xx series of codecs
diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h
index 1c49431f3121..0eae11fc7a23 100644
--- a/include/linux/workqueue.h
+++ b/include/linux/workqueue.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* workqueue.h --- work queue handling for Linux.
*/
diff --git a/include/linux/writeback.h b/include/linux/writeback.h
index d5815794416c..e12d92808e98 100644
--- a/include/linux/writeback.h
+++ b/include/linux/writeback.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/linux/writeback.h
*/
diff --git a/include/linux/ww_mutex.h b/include/linux/ww_mutex.h
index 5dd9a7682227..39fda195bf78 100644
--- a/include/linux/ww_mutex.h
+++ b/include/linux/ww_mutex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Wound/Wait Mutexes: blocking mutual exclusion locks with deadlock avoidance
*
diff --git a/include/linux/xattr.h b/include/linux/xattr.h
index e77605a0c8da..d70f77a4b62a 100644
--- a/include/linux/xattr.h
+++ b/include/linux/xattr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
File: linux/xattr.h
diff --git a/include/linux/z2_battery.h b/include/linux/z2_battery.h
index 7b9750404d22..eaba53ff387c 100644
--- a/include/linux/z2_battery.h
+++ b/include/linux/z2_battery.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_Z2_BATTERY_H
#define _LINUX_Z2_BATTERY_H
diff --git a/include/linux/zbud.h b/include/linux/zbud.h
index e183a0a65ac1..b1eaf6e31735 100644
--- a/include/linux/zbud.h
+++ b/include/linux/zbud.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ZBUD_H_
#define _ZBUD_H_
diff --git a/include/linux/zpool.h b/include/linux/zpool.h
index 2e97b7707dff..004ba807df96 100644
--- a/include/linux/zpool.h
+++ b/include/linux/zpool.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* zpool memory storage api
*
diff --git a/include/media/blackfin/bfin_capture.h b/include/media/blackfin/bfin_capture.h
index 56b9ce4472fc..a999a3970c69 100644
--- a/include/media/blackfin/bfin_capture.h
+++ b/include/media/blackfin/bfin_capture.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BFIN_CAPTURE_H_
#define _BFIN_CAPTURE_H_
diff --git a/include/media/drv-intf/saa7146.h b/include/media/drv-intf/saa7146.h
index 45294328614d..769c6cf7eb4c 100644
--- a/include/media/drv-intf/saa7146.h
+++ b/include/media/drv-intf/saa7146.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SAA7146__
#define __SAA7146__
diff --git a/include/media/drv-intf/saa7146_vv.h b/include/media/drv-intf/saa7146_vv.h
index 0da6ccc0615b..4e89e9f12a1e 100644
--- a/include/media/drv-intf/saa7146_vv.h
+++ b/include/media/drv-intf/saa7146_vv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SAA7146_VV__
#define __SAA7146_VV__
diff --git a/include/media/drv-intf/sh_mobile_ceu.h b/include/media/drv-intf/sh_mobile_ceu.h
index 2f43f7d9e28d..555f0ecc0fde 100644
--- a/include/media/drv-intf/sh_mobile_ceu.h
+++ b/include/media/drv-intf/sh_mobile_ceu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_MOBILE_CEU_H__
#define __ASM_SH_MOBILE_CEU_H__
diff --git a/include/media/i2c-addr.h b/include/media/i2c-addr.h
index 5d0f56054d26..1b6872f5e970 100644
--- a/include/media/i2c-addr.h
+++ b/include/media/i2c-addr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* V4L I2C address list
*
diff --git a/include/media/i2c/ir-kbd-i2c.h b/include/media/i2c/ir-kbd-i2c.h
index ac8c55617a79..76491c62c254 100644
--- a/include/media/i2c/ir-kbd-i2c.h
+++ b/include/media/i2c/ir-kbd-i2c.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _IR_I2C
#define _IR_I2C
diff --git a/include/media/i2c/mt9p031.h b/include/media/i2c/mt9p031.h
index 1ba361205af1..7c29c53aa988 100644
--- a/include/media/i2c/mt9p031.h
+++ b/include/media/i2c/mt9p031.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef MT9P031_H
#define MT9P031_H
diff --git a/include/media/i2c/mt9t001.h b/include/media/i2c/mt9t001.h
index 03fd63edd133..4b1090554270 100644
--- a/include/media/i2c/mt9t001.h
+++ b/include/media/i2c/mt9t001.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _MEDIA_MT9T001_H
#define _MEDIA_MT9T001_H
diff --git a/include/media/i2c/mt9v032.h b/include/media/i2c/mt9v032.h
index 12175a63c5b2..83a37ccfb649 100644
--- a/include/media/i2c/mt9v032.h
+++ b/include/media/i2c/mt9v032.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _MEDIA_MT9V032_H
#define _MEDIA_MT9V032_H
diff --git a/include/media/tuner-types.h b/include/media/tuner-types.h
index aed539068d2d..78f0654d9c3d 100644
--- a/include/media/tuner-types.h
+++ b/include/media/tuner-types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* descriptions for simple tuners.
*/
diff --git a/include/media/tveeprom.h b/include/media/tveeprom.h
index 630bcf3d8885..b56eaee82aa5 100644
--- a/include/media/tveeprom.h
+++ b/include/media/tveeprom.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* tveeprom - Contains structures and functions to work with Hauppauge
diff --git a/include/media/v4l2-dev.h b/include/media/v4l2-dev.h
index e657614521e3..28a686eb7d09 100644
--- a/include/media/v4l2-dev.h
+++ b/include/media/v4l2-dev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
*
* V 4 L 2 D R I V E R H E L P E R A P I
diff --git a/include/media/v4l2-ioctl.h b/include/media/v4l2-ioctl.h
index bd5312118013..a7b3f7c75d62 100644
--- a/include/media/v4l2-ioctl.h
+++ b/include/media/v4l2-ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
*
* V 4 L 2 D R I V E R H E L P E R A P I
diff --git a/include/media/videobuf-dvb.h b/include/media/videobuf-dvb.h
index c3bfa473c3aa..a14ac7711c92 100644
--- a/include/media/videobuf-dvb.h
+++ b/include/media/videobuf-dvb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <dvbdev.h>
#include <dmxdev.h>
#include <dvb_demux.h>
diff --git a/include/media/videobuf2-dvb.h b/include/media/videobuf2-dvb.h
index 87b559024b4a..5a31faa24f1a 100644
--- a/include/media/videobuf2-dvb.h
+++ b/include/media/videobuf2-dvb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _VIDEOBUF2_DVB_H_
#define _VIDEOBUF2_DVB_H_
diff --git a/include/net/Space.h b/include/net/Space.h
index 8a32771e4215..27fb5c937c4f 100644
--- a/include/net/Space.h
+++ b/include/net/Space.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* A unified ethernet device probe. This is the easiest way to have every
* ethernet adaptor have the name "eth[0123...]".
*/
diff --git a/include/net/act_api.h b/include/net/act_api.h
index b944e0eb93be..1e6df0eb058f 100644
--- a/include/net/act_api.h
+++ b/include/net/act_api.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_ACT_API_H
#define __NET_ACT_API_H
@@ -13,6 +14,7 @@
struct tcf_idrinfo {
spinlock_t lock;
struct idr action_idr;
+ struct net *net;
};
struct tc_action_ops;
@@ -104,7 +106,7 @@ struct tc_action_net {
static inline
int tc_action_net_init(struct tc_action_net *tn,
- const struct tc_action_ops *ops)
+ const struct tc_action_ops *ops, struct net *net)
{
int err = 0;
@@ -112,6 +114,7 @@ int tc_action_net_init(struct tc_action_net *tn,
if (!tn->idrinfo)
return -ENOMEM;
tn->ops = ops;
+ tn->idrinfo->net = net;
spin_lock_init(&tn->idrinfo->lock);
idr_init(&tn->idrinfo->action_idr);
return err;
@@ -122,7 +125,9 @@ void tcf_idrinfo_destroy(const struct tc_action_ops *ops,
static inline void tc_action_net_exit(struct tc_action_net *tn)
{
+ rtnl_lock();
tcf_idrinfo_destroy(tn->ops, tn->idrinfo);
+ rtnl_unlock();
kfree(tn->idrinfo);
}
diff --git a/include/net/addrconf.h b/include/net/addrconf.h
index f44ff2476758..35f5aabd432f 100644
--- a/include/net/addrconf.h
+++ b/include/net/addrconf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ADDRCONF_H
#define _ADDRCONF_H
diff --git a/include/net/af_unix.h b/include/net/af_unix.h
index afb37f835449..a5ba41b3b867 100644
--- a/include/net/af_unix.h
+++ b/include/net/af_unix.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_NET_AFUNIX_H
#define __LINUX_NET_AFUNIX_H
diff --git a/include/net/ah.h b/include/net/ah.h
index 4e2dfa474a7e..2d2dea521169 100644
--- a/include/net/ah.h
+++ b/include/net/ah.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NET_AH_H
#define _NET_AH_H
diff --git a/include/net/arp.h b/include/net/arp.h
index 17d90e4e8dc5..dc8cd47f883b 100644
--- a/include/net/arp.h
+++ b/include/net/arp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* linux/net/inet/arp.h */
#ifndef _ARP_H
#define _ARP_H
diff --git a/include/net/atmclip.h b/include/net/atmclip.h
index 5865924d4aac..70e350e0db3d 100644
--- a/include/net/atmclip.h
+++ b/include/net/atmclip.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* net/atm/atmarp.h - RFC1577 ATM ARP */
/* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */
diff --git a/include/net/ax25.h b/include/net/ax25.h
index c4a0cf6f0810..76fb39c272a7 100644
--- a/include/net/ax25.h
+++ b/include/net/ax25.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Declarations of AX.25 type objects.
*
diff --git a/include/net/compat.h b/include/net/compat.h
index 13de0ccaa059..a91bea80b9fc 100644
--- a/include/net/compat.h
+++ b/include/net/compat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef NET_COMPAT_H
#define NET_COMPAT_H
diff --git a/include/net/datalink.h b/include/net/datalink.h
index 93cb18f729b5..a9663229b913 100644
--- a/include/net/datalink.h
+++ b/include/net/datalink.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NET_INET_DATALINK_H_
#define _NET_INET_DATALINK_H_
diff --git a/include/net/dn.h b/include/net/dn.h
index 913b73d239f5..fc0036228d20 100644
--- a/include/net/dn.h
+++ b/include/net/dn.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NET_DN_H
#define _NET_DN_H
diff --git a/include/net/dn_dev.h b/include/net/dn_dev.h
index 197886cd7bdd..595b4f6c1eb1 100644
--- a/include/net/dn_dev.h
+++ b/include/net/dn_dev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NET_DN_DEV_H
#define _NET_DN_DEV_H
diff --git a/include/net/dn_fib.h b/include/net/dn_fib.h
index 81210a8b8d7c..6dd2213c5eb2 100644
--- a/include/net/dn_fib.h
+++ b/include/net/dn_fib.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NET_DN_FIB_H
#define _NET_DN_FIB_H
diff --git a/include/net/dn_neigh.h b/include/net/dn_neigh.h
index 5e902fc3f4eb..2e3e7793973a 100644
--- a/include/net/dn_neigh.h
+++ b/include/net/dn_neigh.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NET_DN_NEIGH_H
#define _NET_DN_NEIGH_H
diff --git a/include/net/dsfield.h b/include/net/dsfield.h
index e1ad903a8d6a..1a245ee10c95 100644
--- a/include/net/dsfield.h
+++ b/include/net/dsfield.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* include/net/dsfield.h - Manipulation of the Differentiated Services field */
/* Written 1998-2000 by Werner Almesberger, EPFL ICA */
diff --git a/include/net/dst.h b/include/net/dst.h
index 06a6765da074..694c2e6ae618 100644
--- a/include/net/dst.h
+++ b/include/net/dst.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* net/dst.h Protocol independent destination cache definitions.
*
diff --git a/include/net/dst_cache.h b/include/net/dst_cache.h
index 151accae708b..72fd5067c353 100644
--- a/include/net/dst_cache.h
+++ b/include/net/dst_cache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NET_DST_CACHE_H
#define _NET_DST_CACHE_H
diff --git a/include/net/dst_metadata.h b/include/net/dst_metadata.h
index a803129a4849..91bc7bdf6bf5 100644
--- a/include/net/dst_metadata.h
+++ b/include/net/dst_metadata.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_DST_METADATA_H
#define __NET_DST_METADATA_H 1
diff --git a/include/net/dst_ops.h b/include/net/dst_ops.h
index c84b3287e38b..5ec645f27ee3 100644
--- a/include/net/dst_ops.h
+++ b/include/net/dst_ops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NET_DST_OPS_H
#define _NET_DST_OPS_H
#include <linux/types.h>
diff --git a/include/net/esp.h b/include/net/esp.h
index c41994d1bfef..117652eb6ea3 100644
--- a/include/net/esp.h
+++ b/include/net/esp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NET_ESP_H
#define _NET_ESP_H
diff --git a/include/net/fib_rules.h b/include/net/fib_rules.h
index 3d7f1cefc6f5..648caf90ec07 100644
--- a/include/net/fib_rules.h
+++ b/include/net/fib_rules.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_FIB_RULES_H
#define __NET_FIB_RULES_H
diff --git a/include/net/firewire.h b/include/net/firewire.h
index 31bcbfe7a220..299e5df38552 100644
--- a/include/net/firewire.h
+++ b/include/net/firewire.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NET_FIREWIRE_H
#define _NET_FIREWIRE_H
diff --git a/include/net/flow.h b/include/net/flow.h
index eb60cee30b44..f1624fd5b1d0 100644
--- a/include/net/flow.h
+++ b/include/net/flow.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
*
* Generic internet FLOW.
diff --git a/include/net/flow_dissector.h b/include/net/flow_dissector.h
index fc3dce730a6b..22aba321282d 100644
--- a/include/net/flow_dissector.h
+++ b/include/net/flow_dissector.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NET_FLOW_DISSECTOR_H
#define _NET_FLOW_DISSECTOR_H
diff --git a/include/net/fou.h b/include/net/fou.h
index f5cc6910a27e..80f56e275b08 100644
--- a/include/net/fou.h
+++ b/include/net/fou.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_FOU_H
#define __NET_FOU_H
diff --git a/include/net/fq_impl.h b/include/net/fq_impl.h
index 4e6131cd3f43..ac1a2317941e 100644
--- a/include/net/fq_impl.h
+++ b/include/net/fq_impl.h
@@ -146,6 +146,7 @@ static void fq_tin_enqueue(struct fq *fq,
fq_flow_get_default_t get_default_func)
{
struct fq_flow *flow;
+ bool oom;
lockdep_assert_held(&fq->lock);
@@ -167,8 +168,8 @@ static void fq_tin_enqueue(struct fq *fq,
}
__skb_queue_tail(&flow->queue, skb);
-
- if (fq->backlog > fq->limit || fq->memory_usage > fq->memory_limit) {
+ oom = (fq->memory_usage > fq->memory_limit);
+ while (fq->backlog > fq->limit || oom) {
flow = list_first_entry_or_null(&fq->backlogs,
struct fq_flow,
backlogchain);
@@ -183,8 +184,10 @@ static void fq_tin_enqueue(struct fq *fq,
flow->tin->overlimit++;
fq->overlimit++;
- if (fq->memory_usage > fq->memory_limit)
+ if (oom) {
fq->overmemory++;
+ oom = (fq->memory_usage > fq->memory_limit);
+ }
}
}
diff --git a/include/net/garp.h b/include/net/garp.h
index abf33bbd2e6a..c41833bd4590 100644
--- a/include/net/garp.h
+++ b/include/net/garp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NET_GARP_H
#define _NET_GARP_H
diff --git a/include/net/gen_stats.h b/include/net/gen_stats.h
index 8b7aa370e7a4..304f7aa9cc01 100644
--- a/include/net/gen_stats.h
+++ b/include/net/gen_stats.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_GEN_STATS_H
#define __NET_GEN_STATS_H
diff --git a/include/net/genetlink.h b/include/net/genetlink.h
index c59a098221db..5ac169a735f4 100644
--- a/include/net/genetlink.h
+++ b/include/net/genetlink.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_GENERIC_NETLINK_H
#define __NET_GENERIC_NETLINK_H
diff --git a/include/net/geneve.h b/include/net/geneve.h
index ec0327d4331b..a7600ed55ea3 100644
--- a/include/net/geneve.h
+++ b/include/net/geneve.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_GENEVE_H
#define __NET_GENEVE_H 1
diff --git a/include/net/gre.h b/include/net/gre.h
index d25d836c129b..f90585decbce 100644
--- a/include/net/gre.h
+++ b/include/net/gre.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_GRE_H
#define __LINUX_GRE_H
diff --git a/include/net/gro_cells.h b/include/net/gro_cells.h
index fcaf8f479130..596688b67a2a 100644
--- a/include/net/gro_cells.h
+++ b/include/net/gro_cells.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NET_GRO_CELLS_H
#define _NET_GRO_CELLS_H
diff --git a/include/net/gtp.h b/include/net/gtp.h
index 6398891b99ba..0e16ebb2a82d 100644
--- a/include/net/gtp.h
+++ b/include/net/gtp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _GTP_H_
#define _GTP_H_
diff --git a/include/net/gue.h b/include/net/gue.h
index 3f28ec7f1c7f..2fdb29ca74c2 100644
--- a/include/net/gue.h
+++ b/include/net/gue.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_GUE_H
#define __NET_GUE_H
diff --git a/include/net/hwbm.h b/include/net/hwbm.h
index 47d08662501b..89085e2e2da5 100644
--- a/include/net/hwbm.h
+++ b/include/net/hwbm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _HWBM_H
#define _HWBM_H
diff --git a/include/net/ife.h b/include/net/ife.h
index 2d87d6898b0a..44b9c00f7223 100644
--- a/include/net/ife.h
+++ b/include/net/ife.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_IFE_H
#define __NET_IFE_H
diff --git a/include/net/inet_common.h b/include/net/inet_common.h
index f39ae697347f..5a54c9570977 100644
--- a/include/net/inet_common.h
+++ b/include/net/inet_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _INET_COMMON_H
#define _INET_COMMON_H
diff --git a/include/net/inet_ecn.h b/include/net/inet_ecn.h
index dce2d586d9ce..d30e4c869438 100644
--- a/include/net/inet_ecn.h
+++ b/include/net/inet_ecn.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _INET_ECN_H_
#define _INET_ECN_H_
diff --git a/include/net/inet_frag.h b/include/net/inet_frag.h
index fc59e0775e00..a6e4edd8d4a2 100644
--- a/include/net/inet_frag.h
+++ b/include/net/inet_frag.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_FRAG_H__
#define __NET_FRAG_H__
diff --git a/include/net/inet_sock.h b/include/net/inet_sock.h
index aa95053dfc78..db8162dd8c0b 100644
--- a/include/net/inet_sock.h
+++ b/include/net/inet_sock.h
@@ -96,7 +96,7 @@ struct inet_request_sock {
kmemcheck_bitfield_end(flags);
u32 ir_mark;
union {
- struct ip_options_rcu *opt;
+ struct ip_options_rcu __rcu *ireq_opt;
#if IS_ENABLED(CONFIG_IPV6)
struct {
struct ipv6_txoptions *ipv6_opt;
@@ -132,6 +132,12 @@ static inline int inet_request_bound_dev_if(const struct sock *sk,
return sk->sk_bound_dev_if;
}
+static inline struct ip_options_rcu *ireq_opt_deref(const struct inet_request_sock *ireq)
+{
+ return rcu_dereference_check(ireq->ireq_opt,
+ refcount_read(&ireq->req.rsk_refcnt) > 0);
+}
+
struct inet_cork {
unsigned int flags;
__be32 addr;
diff --git a/include/net/inetpeer.h b/include/net/inetpeer.h
index 950ed182f62f..00b5e7825508 100644
--- a/include/net/inetpeer.h
+++ b/include/net/inetpeer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* INETPEER - A storage for permanent information about peers
*
diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h
index ee96f402cb75..bee528135cf1 100644
--- a/include/net/ip6_route.h
+++ b/include/net/ip6_route.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NET_IP6_ROUTE_H
#define _NET_IP6_ROUTE_H
diff --git a/include/net/ip6_tunnel.h b/include/net/ip6_tunnel.h
index 08fbc7f7d8d7..d66f70f63734 100644
--- a/include/net/ip6_tunnel.h
+++ b/include/net/ip6_tunnel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NET_IP6_TUNNEL_H
#define _NET_IP6_TUNNEL_H
diff --git a/include/net/ip_tunnels.h b/include/net/ip_tunnels.h
index 992652856fe8..eb2321a13506 100644
--- a/include/net/ip_tunnels.h
+++ b/include/net/ip_tunnels.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_IP_TUNNELS_H
#define __NET_IP_TUNNELS_H 1
diff --git a/include/net/ip_vs.h b/include/net/ip_vs.h
index 4f4f786255ef..5d08c1950e7d 100644
--- a/include/net/ip_vs.h
+++ b/include/net/ip_vs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* IP Virtual Server
* data structure and functionality definitions
*/
diff --git a/include/net/ipcomp.h b/include/net/ipcomp.h
index cc4f30cd7315..fee6fc451597 100644
--- a/include/net/ipcomp.h
+++ b/include/net/ipcomp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NET_IPCOMP_H
#define _NET_IPCOMP_H
diff --git a/include/net/ipconfig.h b/include/net/ipconfig.h
index c74cc1bd5a02..e3534299bd2a 100644
--- a/include/net/ipconfig.h
+++ b/include/net/ipconfig.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1997 Martin Mares
*
diff --git a/include/net/ipx.h b/include/net/ipx.h
index af32b97b5ddd..baf090390998 100644
--- a/include/net/ipx.h
+++ b/include/net/ipx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NET_INET_IPX_H_
#define _NET_INET_IPX_H_
/*
diff --git a/include/net/iucv/af_iucv.h b/include/net/iucv/af_iucv.h
index 714cc9a54a4c..070e93a17c59 100644
--- a/include/net/iucv/af_iucv.h
+++ b/include/net/iucv/af_iucv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright 2006 IBM Corporation
* IUCV protocol stack for Linux on zSeries
diff --git a/include/net/iucv/iucv.h b/include/net/iucv/iucv.h
index b867b0cf79e8..f9e88401d7da 100644
--- a/include/net/iucv/iucv.h
+++ b/include/net/iucv/iucv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* drivers/s390/net/iucv.h
* IUCV base support.
diff --git a/include/net/iw_handler.h b/include/net/iw_handler.h
index 2509728650bd..725282095840 100644
--- a/include/net/iw_handler.h
+++ b/include/net/iw_handler.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This file define the new driver API for Wireless Extensions
*
diff --git a/include/net/lapb.h b/include/net/lapb.h
index 85e773742f4e..ccc3d1f020b0 100644
--- a/include/net/lapb.h
+++ b/include/net/lapb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LAPB_H
#define _LAPB_H
#include <linux/lapb.h>
diff --git a/include/net/lib80211.h b/include/net/lib80211.h
index aab0f427edb5..8b47d3a51cf8 100644
--- a/include/net/lib80211.h
+++ b/include/net/lib80211.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* lib80211.h -- common bits for IEEE802.11 wireless drivers
*
diff --git a/include/net/lwtunnel.h b/include/net/lwtunnel.h
index 7c26863b8cf4..d747ef975cd8 100644
--- a/include/net/lwtunnel.h
+++ b/include/net/lwtunnel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_LWTUNNEL_H
#define __NET_LWTUNNEL_H 1
diff --git a/include/net/mld.h b/include/net/mld.h
index 01d751303498..b0f5b3105ef0 100644
--- a/include/net/mld.h
+++ b/include/net/mld.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_MLD_H
#define LINUX_MLD_H
diff --git a/include/net/mrp.h b/include/net/mrp.h
index 31912c3be772..ef58b4a07190 100644
--- a/include/net/mrp.h
+++ b/include/net/mrp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NET_MRP_H
#define _NET_MRP_H
diff --git a/include/net/ncsi.h b/include/net/ncsi.h
index fdc60ff2511d..fbefe80361ee 100644
--- a/include/net/ncsi.h
+++ b/include/net/ncsi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_NCSI_H
#define __NET_NCSI_H
diff --git a/include/net/ndisc.h b/include/net/ndisc.h
index 31b1bb11ba3f..ddfbb591e2c5 100644
--- a/include/net/ndisc.h
+++ b/include/net/ndisc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NDISC_H
#define _NDISC_H
diff --git a/include/net/neighbour.h b/include/net/neighbour.h
index 9816df225af3..a964366a7ef5 100644
--- a/include/net/neighbour.h
+++ b/include/net/neighbour.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NET_NEIGHBOUR_H
#define _NET_NEIGHBOUR_H
diff --git a/include/net/net_namespace.h b/include/net/net_namespace.h
index 57faa375eab9..10f99dafd5ac 100644
--- a/include/net/net_namespace.h
+++ b/include/net/net_namespace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Operations on the network namespace
*/
diff --git a/include/net/net_ratelimit.h b/include/net/net_ratelimit.h
index 7727b4247daf..93c1bd5133c2 100644
--- a/include/net/net_ratelimit.h
+++ b/include/net/net_ratelimit.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_NET_RATELIMIT_H
#define _LINUX_NET_RATELIMIT_H
diff --git a/include/net/netevent.h b/include/net/netevent.h
index f440df172b56..f728d9cad170 100644
--- a/include/net/netevent.h
+++ b/include/net/netevent.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NET_EVENT_H
#define _NET_EVENT_H
diff --git a/include/net/netfilter/br_netfilter.h b/include/net/netfilter/br_netfilter.h
index 925524ede6c8..74af19c3a8f7 100644
--- a/include/net/netfilter/br_netfilter.h
+++ b/include/net/netfilter/br_netfilter.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BR_NETFILTER_H_
#define _BR_NETFILTER_H_
diff --git a/include/net/netfilter/ipv4/nf_conntrack_ipv4.h b/include/net/netfilter/ipv4/nf_conntrack_ipv4.h
index 919e4e8af327..2cc728ef8cd0 100644
--- a/include/net/netfilter/ipv4/nf_conntrack_ipv4.h
+++ b/include/net/netfilter/ipv4/nf_conntrack_ipv4.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* IPv4 support for nf_conntrack.
*
diff --git a/include/net/netfilter/ipv4/nf_defrag_ipv4.h b/include/net/netfilter/ipv4/nf_defrag_ipv4.h
index db405f70e538..bcbd724cc048 100644
--- a/include/net/netfilter/ipv4/nf_defrag_ipv4.h
+++ b/include/net/netfilter/ipv4/nf_defrag_ipv4.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_DEFRAG_IPV4_H
#define _NF_DEFRAG_IPV4_H
diff --git a/include/net/netfilter/ipv4/nf_dup_ipv4.h b/include/net/netfilter/ipv4/nf_dup_ipv4.h
index 0a14733e8b82..c962e0be3549 100644
--- a/include/net/netfilter/ipv4/nf_dup_ipv4.h
+++ b/include/net/netfilter/ipv4/nf_dup_ipv4.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_DUP_IPV4_H_
#define _NF_DUP_IPV4_H_
diff --git a/include/net/netfilter/ipv4/nf_nat_masquerade.h b/include/net/netfilter/ipv4/nf_nat_masquerade.h
index a9c001c646da..ebd869473603 100644
--- a/include/net/netfilter/ipv4/nf_nat_masquerade.h
+++ b/include/net/netfilter/ipv4/nf_nat_masquerade.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_NAT_MASQUERADE_IPV4_H_
#define _NF_NAT_MASQUERADE_IPV4_H_
diff --git a/include/net/netfilter/ipv4/nf_reject.h b/include/net/netfilter/ipv4/nf_reject.h
index df7ecd806aba..2eb43fcefc50 100644
--- a/include/net/netfilter/ipv4/nf_reject.h
+++ b/include/net/netfilter/ipv4/nf_reject.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _IPV4_NF_REJECT_H
#define _IPV4_NF_REJECT_H
diff --git a/include/net/netfilter/ipv6/nf_conntrack_icmpv6.h b/include/net/netfilter/ipv6/nf_conntrack_icmpv6.h
index 67edd50a398a..c86895bc5eb6 100644
--- a/include/net/netfilter/ipv6/nf_conntrack_icmpv6.h
+++ b/include/net/netfilter/ipv6/nf_conntrack_icmpv6.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ICMPv6 tracking.
*
diff --git a/include/net/netfilter/ipv6/nf_conntrack_ipv6.h b/include/net/netfilter/ipv6/nf_conntrack_ipv6.h
index eaea968f8657..79a335c0d8b8 100644
--- a/include/net/netfilter/ipv6/nf_conntrack_ipv6.h
+++ b/include/net/netfilter/ipv6/nf_conntrack_ipv6.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_CONNTRACK_IPV6_H
#define _NF_CONNTRACK_IPV6_H
diff --git a/include/net/netfilter/ipv6/nf_defrag_ipv6.h b/include/net/netfilter/ipv6/nf_defrag_ipv6.h
index 7664efe37974..9d7e28736da9 100644
--- a/include/net/netfilter/ipv6/nf_defrag_ipv6.h
+++ b/include/net/netfilter/ipv6/nf_defrag_ipv6.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_DEFRAG_IPV6_H
#define _NF_DEFRAG_IPV6_H
diff --git a/include/net/netfilter/ipv6/nf_dup_ipv6.h b/include/net/netfilter/ipv6/nf_dup_ipv6.h
index fa6237b382a3..caf0c2dd8ee7 100644
--- a/include/net/netfilter/ipv6/nf_dup_ipv6.h
+++ b/include/net/netfilter/ipv6/nf_dup_ipv6.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_DUP_IPV6_H_
#define _NF_DUP_IPV6_H_
diff --git a/include/net/netfilter/ipv6/nf_nat_masquerade.h b/include/net/netfilter/ipv6/nf_nat_masquerade.h
index 0a13396cd390..1ed4f2631ed6 100644
--- a/include/net/netfilter/ipv6/nf_nat_masquerade.h
+++ b/include/net/netfilter/ipv6/nf_nat_masquerade.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_NAT_MASQUERADE_IPV6_H_
#define _NF_NAT_MASQUERADE_IPV6_H_
diff --git a/include/net/netfilter/ipv6/nf_reject.h b/include/net/netfilter/ipv6/nf_reject.h
index 0ea4fa37db16..3a5a9a36a0b2 100644
--- a/include/net/netfilter/ipv6/nf_reject.h
+++ b/include/net/netfilter/ipv6/nf_reject.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _IPV6_NF_REJECT_H
#define _IPV6_NF_REJECT_H
diff --git a/include/net/netfilter/nf_conntrack.h b/include/net/netfilter/nf_conntrack.h
index 8f3bd30511de..792c3f6d30ce 100644
--- a/include/net/netfilter/nf_conntrack.h
+++ b/include/net/netfilter/nf_conntrack.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Connection state tracking for netfilter. This is separated from,
* but required by, the (future) NAT layer; it can also be used by an iptables
diff --git a/include/net/netfilter/nf_conntrack_core.h b/include/net/netfilter/nf_conntrack_core.h
index 81d7f8a30945..9b5e7634713e 100644
--- a/include/net/netfilter/nf_conntrack_core.h
+++ b/include/net/netfilter/nf_conntrack_core.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header is used to share core functionality between the
* standalone connection tracking module, and the compatibility layer's use
diff --git a/include/net/netfilter/nf_conntrack_ecache.h b/include/net/netfilter/nf_conntrack_ecache.h
index 2a10c6570fcc..3f1ce9a8776e 100644
--- a/include/net/netfilter/nf_conntrack_ecache.h
+++ b/include/net/netfilter/nf_conntrack_ecache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* connection tracking event cache.
*/
diff --git a/include/net/netfilter/nf_conntrack_expect.h b/include/net/netfilter/nf_conntrack_expect.h
index 818def011110..006e430d1cdf 100644
--- a/include/net/netfilter/nf_conntrack_expect.h
+++ b/include/net/netfilter/nf_conntrack_expect.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* connection tracking expectations.
*/
diff --git a/include/net/netfilter/nf_conntrack_extend.h b/include/net/netfilter/nf_conntrack_extend.h
index 4944bc9153cf..21f887c5058c 100644
--- a/include/net/netfilter/nf_conntrack_extend.h
+++ b/include/net/netfilter/nf_conntrack_extend.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_CONNTRACK_EXTEND_H
#define _NF_CONNTRACK_EXTEND_H
diff --git a/include/net/netfilter/nf_conntrack_helper.h b/include/net/netfilter/nf_conntrack_helper.h
index c519bb5b5bb8..fc39bbaf107c 100644
--- a/include/net/netfilter/nf_conntrack_helper.h
+++ b/include/net/netfilter/nf_conntrack_helper.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* connection tracking helpers.
*
diff --git a/include/net/netfilter/nf_conntrack_l3proto.h b/include/net/netfilter/nf_conntrack_l3proto.h
index 6269deecbee7..d5808f3e2715 100644
--- a/include/net/netfilter/nf_conntrack_l3proto.h
+++ b/include/net/netfilter/nf_conntrack_l3proto.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C)2003,2004 USAGI/WIDE Project
*
diff --git a/include/net/netfilter/nf_conntrack_l4proto.h b/include/net/netfilter/nf_conntrack_l4proto.h
index 738a0307a96b..510192eb7e9d 100644
--- a/include/net/netfilter/nf_conntrack_l4proto.h
+++ b/include/net/netfilter/nf_conntrack_l4proto.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Header for use in defining a given L4 protocol for connection tracking.
*
diff --git a/include/net/netfilter/nf_conntrack_labels.h b/include/net/netfilter/nf_conntrack_labels.h
index 1723a67c0b0a..4eacce6f3bcc 100644
--- a/include/net/netfilter/nf_conntrack_labels.h
+++ b/include/net/netfilter/nf_conntrack_labels.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/types.h>
#include <net/net_namespace.h>
#include <linux/netfilter/nf_conntrack_common.h>
diff --git a/include/net/netfilter/nf_conntrack_seqadj.h b/include/net/netfilter/nf_conntrack_seqadj.h
index 4b3362991a25..0a10b50537ae 100644
--- a/include/net/netfilter/nf_conntrack_seqadj.h
+++ b/include/net/netfilter/nf_conntrack_seqadj.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_CONNTRACK_SEQADJ_H
#define _NF_CONNTRACK_SEQADJ_H
diff --git a/include/net/netfilter/nf_conntrack_synproxy.h b/include/net/netfilter/nf_conntrack_synproxy.h
index a2fcb5271726..2c7559a54092 100644
--- a/include/net/netfilter/nf_conntrack_synproxy.h
+++ b/include/net/netfilter/nf_conntrack_synproxy.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_CONNTRACK_SYNPROXY_H
#define _NF_CONNTRACK_SYNPROXY_H
diff --git a/include/net/netfilter/nf_conntrack_timeout.h b/include/net/netfilter/nf_conntrack_timeout.h
index 483d104fa254..9468ab4ad12d 100644
--- a/include/net/netfilter/nf_conntrack_timeout.h
+++ b/include/net/netfilter/nf_conntrack_timeout.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_CONNTRACK_TIMEOUT_H
#define _NF_CONNTRACK_TIMEOUT_H
diff --git a/include/net/netfilter/nf_conntrack_timestamp.h b/include/net/netfilter/nf_conntrack_timestamp.h
index 300ae2209f25..3b661986be8f 100644
--- a/include/net/netfilter/nf_conntrack_timestamp.h
+++ b/include/net/netfilter/nf_conntrack_timestamp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_CONNTRACK_TSTAMP_H
#define _NF_CONNTRACK_TSTAMP_H
diff --git a/include/net/netfilter/nf_conntrack_tuple.h b/include/net/netfilter/nf_conntrack_tuple.h
index aea3f8221be0..bf0444e111a6 100644
--- a/include/net/netfilter/nf_conntrack_tuple.h
+++ b/include/net/netfilter/nf_conntrack_tuple.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Definitions and Declarations for tuple.
*
diff --git a/include/net/netfilter/nf_conntrack_zones.h b/include/net/netfilter/nf_conntrack_zones.h
index 64a718b60839..52950baa3ab5 100644
--- a/include/net/netfilter/nf_conntrack_zones.h
+++ b/include/net/netfilter/nf_conntrack_zones.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_CONNTRACK_ZONES_H
#define _NF_CONNTRACK_ZONES_H
diff --git a/include/net/netfilter/nf_dup_netdev.h b/include/net/netfilter/nf_dup_netdev.h
index 3e919356bedf..2a6f6dcad3d9 100644
--- a/include/net/netfilter/nf_dup_netdev.h
+++ b/include/net/netfilter/nf_dup_netdev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_DUP_NETDEV_H_
#define _NF_DUP_NETDEV_H_
diff --git a/include/net/netfilter/nf_log.h b/include/net/netfilter/nf_log.h
index 42e0696f38d8..e811ac07ea94 100644
--- a/include/net/netfilter/nf_log.h
+++ b/include/net/netfilter/nf_log.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_LOG_H
#define _NF_LOG_H
diff --git a/include/net/netfilter/nf_nat.h b/include/net/netfilter/nf_nat.h
index b71701302e61..207a467e7ca6 100644
--- a/include/net/netfilter/nf_nat.h
+++ b/include/net/netfilter/nf_nat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_NAT_H
#define _NF_NAT_H
#include <linux/netfilter_ipv4.h>
diff --git a/include/net/netfilter/nf_nat_core.h b/include/net/netfilter/nf_nat_core.h
index 186c54138f35..235bd0e9a5aa 100644
--- a/include/net/netfilter/nf_nat_core.h
+++ b/include/net/netfilter/nf_nat_core.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_NAT_CORE_H
#define _NF_NAT_CORE_H
#include <linux/list.h>
diff --git a/include/net/netfilter/nf_nat_helper.h b/include/net/netfilter/nf_nat_helper.h
index fbfa5acf4f14..97d7033e93a4 100644
--- a/include/net/netfilter/nf_nat_helper.h
+++ b/include/net/netfilter/nf_nat_helper.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_NAT_HELPER_H
#define _NF_NAT_HELPER_H
/* NAT protocol helper routines. */
diff --git a/include/net/netfilter/nf_nat_l3proto.h b/include/net/netfilter/nf_nat_l3proto.h
index aef3e5fc9fd9..ce7c2b4e64bb 100644
--- a/include/net/netfilter/nf_nat_l3proto.h
+++ b/include/net/netfilter/nf_nat_l3proto.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_NAT_L3PROTO_H
#define _NF_NAT_L3PROTO_H
diff --git a/include/net/netfilter/nf_nat_l4proto.h b/include/net/netfilter/nf_nat_l4proto.h
index 3923150f2a1e..67835ff8a2d9 100644
--- a/include/net/netfilter/nf_nat_l4proto.h
+++ b/include/net/netfilter/nf_nat_l4proto.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Header for use in defining a given protocol. */
#ifndef _NF_NAT_L4PROTO_H
#define _NF_NAT_L4PROTO_H
diff --git a/include/net/netfilter/nf_nat_redirect.h b/include/net/netfilter/nf_nat_redirect.h
index 73b729543309..5ddabb08c472 100644
--- a/include/net/netfilter/nf_nat_redirect.h
+++ b/include/net/netfilter/nf_nat_redirect.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_NAT_REDIRECT_H_
#define _NF_NAT_REDIRECT_H_
diff --git a/include/net/netfilter/nf_queue.h b/include/net/netfilter/nf_queue.h
index 39468720fc19..814058d0f167 100644
--- a/include/net/netfilter/nf_queue.h
+++ b/include/net/netfilter/nf_queue.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_QUEUE_H
#define _NF_QUEUE_H
diff --git a/include/net/netfilter/nf_socket.h b/include/net/netfilter/nf_socket.h
index f2fc39c97d43..8230fefff9f5 100644
--- a/include/net/netfilter/nf_socket.h
+++ b/include/net/netfilter/nf_socket.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_SOCK_H_
#define _NF_SOCK_H_
diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h
index 0f5b12a4ad09..079c69cae2f6 100644
--- a/include/net/netfilter/nf_tables.h
+++ b/include/net/netfilter/nf_tables.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NET_NF_TABLES_H
#define _NET_NF_TABLES_H
diff --git a/include/net/netfilter/nf_tables_core.h b/include/net/netfilter/nf_tables_core.h
index 424684c33771..ea5aab568be8 100644
--- a/include/net/netfilter/nf_tables_core.h
+++ b/include/net/netfilter/nf_tables_core.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NET_NF_TABLES_CORE_H
#define _NET_NF_TABLES_CORE_H
diff --git a/include/net/netfilter/nf_tables_ipv4.h b/include/net/netfilter/nf_tables_ipv4.h
index 25e33aee91e7..f0896ba456c4 100644
--- a/include/net/netfilter/nf_tables_ipv4.h
+++ b/include/net/netfilter/nf_tables_ipv4.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_TABLES_IPV4_H_
#define _NF_TABLES_IPV4_H_
diff --git a/include/net/netfilter/nf_tables_ipv6.h b/include/net/netfilter/nf_tables_ipv6.h
index 97983d1c05e4..b8065b72f56e 100644
--- a/include/net/netfilter/nf_tables_ipv6.h
+++ b/include/net/netfilter/nf_tables_ipv6.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_TABLES_IPV6_H_
#define _NF_TABLES_IPV6_H_
diff --git a/include/net/netfilter/nfnetlink_log.h b/include/net/netfilter/nfnetlink_log.h
index 5ca3f14f0998..612cfb63ac68 100644
--- a/include/net/netfilter/nfnetlink_log.h
+++ b/include/net/netfilter/nfnetlink_log.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _KER_NFNETLINK_LOG_H
#define _KER_NFNETLINK_LOG_H
diff --git a/include/net/netfilter/nft_dup.h b/include/net/netfilter/nft_dup.h
index 6b84cf6491a2..4d9d512984b2 100644
--- a/include/net/netfilter/nft_dup.h
+++ b/include/net/netfilter/nft_dup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NFT_DUP_H_
#define _NFT_DUP_H_
diff --git a/include/net/netfilter/nft_fib.h b/include/net/netfilter/nft_fib.h
index 381af9469e6a..a88f92737308 100644
--- a/include/net/netfilter/nft_fib.h
+++ b/include/net/netfilter/nft_fib.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NFT_FIB_H_
#define _NFT_FIB_H_
diff --git a/include/net/netfilter/nft_masq.h b/include/net/netfilter/nft_masq.h
index a3f3c11b2526..e51ab3815797 100644
--- a/include/net/netfilter/nft_masq.h
+++ b/include/net/netfilter/nft_masq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NFT_MASQ_H_
#define _NFT_MASQ_H_
diff --git a/include/net/netfilter/nft_meta.h b/include/net/netfilter/nft_meta.h
index 1139cde0fdc5..5c69e9b09388 100644
--- a/include/net/netfilter/nft_meta.h
+++ b/include/net/netfilter/nft_meta.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NFT_META_H_
#define _NFT_META_H_
diff --git a/include/net/netfilter/nft_redir.h b/include/net/netfilter/nft_redir.h
index a2d67546afab..4a970737c03c 100644
--- a/include/net/netfilter/nft_redir.h
+++ b/include/net/netfilter/nft_redir.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NFT_REDIR_H_
#define _NFT_REDIR_H_
diff --git a/include/net/netfilter/nft_reject.h b/include/net/netfilter/nft_reject.h
index 02e28c529b29..de80c50761f0 100644
--- a/include/net/netfilter/nft_reject.h
+++ b/include/net/netfilter/nft_reject.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NFT_REJECT_H_
#define _NFT_REJECT_H_
diff --git a/include/net/netfilter/xt_rateest.h b/include/net/netfilter/xt_rateest.h
index 130e58361f99..b1db13772554 100644
--- a/include/net/netfilter/xt_rateest.h
+++ b/include/net/netfilter/xt_rateest.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _XT_RATEEST_H
#define _XT_RATEEST_H
diff --git a/include/net/netlink.h b/include/net/netlink.h
index 14c289393071..0c154f98e987 100644
--- a/include/net/netlink.h
+++ b/include/net/netlink.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_NETLINK_H
#define __NET_NETLINK_H
diff --git a/include/net/netns/can.h b/include/net/netns/can.h
index b106e6ae2e5b..ecf238b8862c 100644
--- a/include/net/netns/can.h
+++ b/include/net/netns/can.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* can in net namespaces
*/
diff --git a/include/net/netns/conntrack.h b/include/net/netns/conntrack.h
index 17724c62de97..9795d628a127 100644
--- a/include/net/netns/conntrack.h
+++ b/include/net/netns/conntrack.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NETNS_CONNTRACK_H
#define __NETNS_CONNTRACK_H
diff --git a/include/net/netns/core.h b/include/net/netns/core.h
index 78eb1ff75475..0ad4d0c71228 100644
--- a/include/net/netns/core.h
+++ b/include/net/netns/core.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NETNS_CORE_H__
#define __NETNS_CORE_H__
diff --git a/include/net/netns/dccp.h b/include/net/netns/dccp.h
index 98d2a7ce1f71..cdbc4f5b8390 100644
--- a/include/net/netns/dccp.h
+++ b/include/net/netns/dccp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NETNS_DCCP_H__
#define __NETNS_DCCP_H__
diff --git a/include/net/netns/generic.h b/include/net/netns/generic.h
index f15daaa89385..8a1ab47c3fb3 100644
--- a/include/net/netns/generic.h
+++ b/include/net/netns/generic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* generic net pointers
*/
diff --git a/include/net/netns/hash.h b/include/net/netns/hash.h
index 69a6715d9f3f..24c78183a4c2 100644
--- a/include/net/netns/hash.h
+++ b/include/net/netns/hash.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_NS_HASH_H__
#define __NET_NS_HASH_H__
diff --git a/include/net/netns/ieee802154_6lowpan.h b/include/net/netns/ieee802154_6lowpan.h
index 8170f8d7052b..736aeac52f56 100644
--- a/include/net/netns/ieee802154_6lowpan.h
+++ b/include/net/netns/ieee802154_6lowpan.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ieee802154 6lowpan in net namespaces
*/
diff --git a/include/net/netns/ipv4.h b/include/net/netns/ipv4.h
index 20d061c805e3..8fcff2837484 100644
--- a/include/net/netns/ipv4.h
+++ b/include/net/netns/ipv4.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ipv4 in net namespaces
*/
diff --git a/include/net/netns/ipv6.h b/include/net/netns/ipv6.h
index 2544f9760a42..dc825a5ddd7f 100644
--- a/include/net/netns/ipv6.h
+++ b/include/net/netns/ipv6.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ipv6 in net namespaces
*/
diff --git a/include/net/netns/mib.h b/include/net/netns/mib.h
index d542a4b28cca..830bdf345b17 100644
--- a/include/net/netns/mib.h
+++ b/include/net/netns/mib.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NETNS_MIB_H__
#define __NETNS_MIB_H__
diff --git a/include/net/netns/mpls.h b/include/net/netns/mpls.h
index 6608b3693385..a7bdcfbb0b28 100644
--- a/include/net/netns/mpls.h
+++ b/include/net/netns/mpls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* mpls in net namespaces
*/
diff --git a/include/net/netns/netfilter.h b/include/net/netns/netfilter.h
index 72d66c8763d0..cc00af2ac2d7 100644
--- a/include/net/netns/netfilter.h
+++ b/include/net/netns/netfilter.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NETNS_NETFILTER_H
#define __NETNS_NETFILTER_H
diff --git a/include/net/netns/nftables.h b/include/net/netns/nftables.h
index c80781146019..4109b5f3010f 100644
--- a/include/net/netns/nftables.h
+++ b/include/net/netns/nftables.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NETNS_NFTABLES_H_
#define _NETNS_NFTABLES_H_
diff --git a/include/net/netns/packet.h b/include/net/netns/packet.h
index 17ec2b95c062..aae69bb43cde 100644
--- a/include/net/netns/packet.h
+++ b/include/net/netns/packet.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Packet network namespace
*/
diff --git a/include/net/netns/sctp.h b/include/net/netns/sctp.h
index b7871d018354..ebc813277662 100644
--- a/include/net/netns/sctp.h
+++ b/include/net/netns/sctp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NETNS_SCTP_H__
#define __NETNS_SCTP_H__
diff --git a/include/net/netns/unix.h b/include/net/netns/unix.h
index 284649d4dfb4..91a3d7e39198 100644
--- a/include/net/netns/unix.h
+++ b/include/net/netns/unix.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Unix network namespace
*/
diff --git a/include/net/netns/x_tables.h b/include/net/netns/x_tables.h
index c8a7681efa6a..9bc5a12fdbb0 100644
--- a/include/net/netns/x_tables.h
+++ b/include/net/netns/x_tables.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NETNS_X_TABLES_H
#define __NETNS_X_TABLES_H
diff --git a/include/net/netns/xfrm.h b/include/net/netns/xfrm.h
index 611521646dd4..9991e5ef52cc 100644
--- a/include/net/netns/xfrm.h
+++ b/include/net/netns/xfrm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NETNS_XFRM_H
#define __NETNS_XFRM_H
diff --git a/include/net/netrom.h b/include/net/netrom.h
index 443a4ffca7aa..0dad2dd5f9d7 100644
--- a/include/net/netrom.h
+++ b/include/net/netrom.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Declarations of NET/ROM type objects.
*
diff --git a/include/net/nexthop.h b/include/net/nexthop.h
index 3334dbfa5aa4..36bb794f5cd6 100644
--- a/include/net/nexthop.h
+++ b/include/net/nexthop.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_NEXTHOP_H
#define __NET_NEXTHOP_H
diff --git a/include/net/p8022.h b/include/net/p8022.h
index 05e41383856b..c2bacc66bfbc 100644
--- a/include/net/p8022.h
+++ b/include/net/p8022.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NET_P8022_H
#define _NET_P8022_H
struct datalink_proto *
diff --git a/include/net/pkt_cls.h b/include/net/pkt_cls.h
index e80edd8879ef..70ca2437740e 100644
--- a/include/net/pkt_cls.h
+++ b/include/net/pkt_cls.h
@@ -1,7 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_PKT_CLS_H
#define __NET_PKT_CLS_H
#include <linux/pkt_cls.h>
+#include <linux/workqueue.h>
#include <net/sch_generic.h>
#include <net/act_api.h>
@@ -17,6 +19,8 @@ struct tcf_walker {
int register_tcf_proto_ops(struct tcf_proto_ops *ops);
int unregister_tcf_proto_ops(struct tcf_proto_ops *ops);
+bool tcf_queue_work(struct work_struct *work);
+
#ifdef CONFIG_NET_CLS
struct tcf_chain *tcf_chain_get(struct tcf_block *block, u32 chain_index,
bool create);
diff --git a/include/net/pkt_sched.h b/include/net/pkt_sched.h
index 259bc191ba59..b3869f97d37d 100644
--- a/include/net/pkt_sched.h
+++ b/include/net/pkt_sched.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_PKT_SCHED_H
#define __NET_PKT_SCHED_H
diff --git a/include/net/pptp.h b/include/net/pptp.h
index 92e9f1fe2628..383e25ca53a7 100644
--- a/include/net/pptp.h
+++ b/include/net/pptp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NET_PPTP_H
#define _NET_PPTP_H
diff --git a/include/net/psample.h b/include/net/psample.h
index 8888b0e1a82e..9b80f814ab04 100644
--- a/include/net/psample.h
+++ b/include/net/psample.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_PSAMPLE_H
#define __NET_PSAMPLE_H
diff --git a/include/net/psnap.h b/include/net/psnap.h
index 78db4cc1306a..7cb0c8ab4171 100644
--- a/include/net/psnap.h
+++ b/include/net/psnap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NET_PSNAP_H
#define _NET_PSNAP_H
diff --git a/include/net/rawv6.h b/include/net/rawv6.h
index 4addc5c988e0..53d86b6055e8 100644
--- a/include/net/rawv6.h
+++ b/include/net/rawv6.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NET_RAWV6_H
#define _NET_RAWV6_H
diff --git a/include/net/red.h b/include/net/red.h
index 208e718e16b9..9a9347710701 100644
--- a/include/net/red.h
+++ b/include/net/red.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_SCHED_RED_H
#define __NET_SCHED_RED_H
diff --git a/include/net/rose.h b/include/net/rose.h
index 50811fe2c585..04b72681f2ab 100644
--- a/include/net/rose.h
+++ b/include/net/rose.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Declarations of Rose type objects.
*
diff --git a/include/net/rtnetlink.h b/include/net/rtnetlink.h
index 21837ca68ecc..7b938fbeebc1 100644
--- a/include/net/rtnetlink.h
+++ b/include/net/rtnetlink.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_RTNETLINK_H
#define __NET_RTNETLINK_H
diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h
index 135f5a2dd931..236bfe5b2ffe 100644
--- a/include/net/sch_generic.h
+++ b/include/net/sch_generic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_SCHED_GENERIC_H
#define __NET_SCHED_GENERIC_H
@@ -10,6 +11,7 @@
#include <linux/dynamic_queue_limits.h>
#include <linux/list.h>
#include <linux/refcount.h>
+#include <linux/workqueue.h>
#include <net/gen_stats.h>
#include <net/rtnetlink.h>
@@ -271,6 +273,7 @@ struct tcf_chain {
struct tcf_block {
struct list_head chain_list;
+ struct work_struct work;
};
static inline void qdisc_cb_private_validate(const struct sk_buff *skb, int sz)
diff --git a/include/net/scm.h b/include/net/scm.h
index 142ea9e7a6d0..903771c8d4e3 100644
--- a/include/net/scm.h
+++ b/include/net/scm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_NET_SCM_H
#define __LINUX_NET_SCM_H
diff --git a/include/net/sctp/sm.h b/include/net/sctp/sm.h
index 2db3d3a9ce1d..88233cf8b8d4 100644
--- a/include/net/sctp/sm.h
+++ b/include/net/sctp/sm.h
@@ -261,7 +261,7 @@ struct sctp_chunk *sctp_make_fwdtsn(const struct sctp_association *asoc,
struct sctp_fwdtsn_skip *skiplist);
struct sctp_chunk *sctp_make_auth(const struct sctp_association *asoc);
struct sctp_chunk *sctp_make_strreset_req(const struct sctp_association *asoc,
- __u16 stream_num, __u16 *stream_list,
+ __u16 stream_num, __be16 *stream_list,
bool out, bool in);
struct sctp_chunk *sctp_make_strreset_tsnreq(
const struct sctp_association *asoc);
diff --git a/include/net/sctp/ulpevent.h b/include/net/sctp/ulpevent.h
index b8c86ec1a8f5..231dc42f1da6 100644
--- a/include/net/sctp/ulpevent.h
+++ b/include/net/sctp/ulpevent.h
@@ -130,7 +130,7 @@ struct sctp_ulpevent *sctp_ulpevent_make_sender_dry_event(
struct sctp_ulpevent *sctp_ulpevent_make_stream_reset_event(
const struct sctp_association *asoc, __u16 flags,
- __u16 stream_num, __u16 *stream_list, gfp_t gfp);
+ __u16 stream_num, __be16 *stream_list, gfp_t gfp);
struct sctp_ulpevent *sctp_ulpevent_make_assoc_reset_event(
const struct sctp_association *asoc, __u16 flags,
diff --git a/include/net/secure_seq.h b/include/net/secure_seq.h
index 031bf16d1521..d7d2495f83c2 100644
--- a/include/net/secure_seq.h
+++ b/include/net/secure_seq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NET_SECURE_SEQ
#define _NET_SECURE_SEQ
diff --git a/include/net/smc.h b/include/net/smc.h
index 12d26358ad9f..8381d163fefa 100644
--- a/include/net/smc.h
+++ b/include/net/smc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Shared Memory Communications over RDMA (SMC-R) and RoCE
*
diff --git a/include/net/sock_reuseport.h b/include/net/sock_reuseport.h
index aecd30308d50..0054b3a9b923 100644
--- a/include/net/sock_reuseport.h
+++ b/include/net/sock_reuseport.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SOCK_REUSEPORT_H
#define _SOCK_REUSEPORT_H
diff --git a/include/net/stp.h b/include/net/stp.h
index 3af174d70d9e..2914e6d53490 100644
--- a/include/net/stp.h
+++ b/include/net/stp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NET_STP_H
#define _NET_STP_H
diff --git a/include/net/strparser.h b/include/net/strparser.h
index 7dc131d62ad5..d96b59f45eba 100644
--- a/include/net/strparser.h
+++ b/include/net/strparser.h
@@ -74,10 +74,9 @@ struct strparser {
u32 unrecov_intr : 1;
struct sk_buff **skb_nextp;
- struct timer_list msg_timer;
struct sk_buff *skb_head;
unsigned int need_bytes;
- struct delayed_work delayed_work;
+ struct delayed_work msg_timer_work;
struct work_struct work;
struct strp_stats stats;
struct strp_callbacks cb;
diff --git a/include/net/tc_act/tc_connmark.h b/include/net/tc_act/tc_connmark.h
index 59b515d32bb4..1f4cb477bb5d 100644
--- a/include/net/tc_act/tc_connmark.h
+++ b/include/net/tc_act/tc_connmark.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_TC_CONNMARK_H
#define __NET_TC_CONNMARK_H
diff --git a/include/net/tc_act/tc_csum.h b/include/net/tc_act/tc_csum.h
index 3248beaf16b0..781f3433a0be 100644
--- a/include/net/tc_act/tc_csum.h
+++ b/include/net/tc_act/tc_csum.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_TC_CSUM_H
#define __NET_TC_CSUM_H
diff --git a/include/net/tc_act/tc_defact.h b/include/net/tc_act/tc_defact.h
index d47f040a3bdf..d7ba0402a732 100644
--- a/include/net/tc_act/tc_defact.h
+++ b/include/net/tc_act/tc_defact.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_TC_DEF_H
#define __NET_TC_DEF_H
diff --git a/include/net/tc_act/tc_gact.h b/include/net/tc_act/tc_gact.h
index 41afe1ce7b16..e82d93346b63 100644
--- a/include/net/tc_act/tc_gact.h
+++ b/include/net/tc_act/tc_gact.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_TC_GACT_H
#define __NET_TC_GACT_H
diff --git a/include/net/tc_act/tc_ife.h b/include/net/tc_act/tc_ife.h
index 30ba459ddd34..ba6667125bcd 100644
--- a/include/net/tc_act/tc_ife.h
+++ b/include/net/tc_act/tc_ife.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_TC_IFE_H
#define __NET_TC_IFE_H
diff --git a/include/net/tc_act/tc_ipt.h b/include/net/tc_act/tc_ipt.h
index 31309766e379..4225fcb1c6ba 100644
--- a/include/net/tc_act/tc_ipt.h
+++ b/include/net/tc_act/tc_ipt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_TC_IPT_H
#define __NET_TC_IPT_H
diff --git a/include/net/tc_act/tc_mirred.h b/include/net/tc_act/tc_mirred.h
index 604bc31e23ab..b2dbbfaefd22 100644
--- a/include/net/tc_act/tc_mirred.h
+++ b/include/net/tc_act/tc_mirred.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_TC_MIR_H
#define __NET_TC_MIR_H
diff --git a/include/net/tc_act/tc_nat.h b/include/net/tc_act/tc_nat.h
index 56681a320612..c14407160812 100644
--- a/include/net/tc_act/tc_nat.h
+++ b/include/net/tc_act/tc_nat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_TC_NAT_H
#define __NET_TC_NAT_H
diff --git a/include/net/tc_act/tc_pedit.h b/include/net/tc_act/tc_pedit.h
index a46c3f2ace70..227a6f1d02f4 100644
--- a/include/net/tc_act/tc_pedit.h
+++ b/include/net/tc_act/tc_pedit.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_TC_PED_H
#define __NET_TC_PED_H
diff --git a/include/net/tc_act/tc_sample.h b/include/net/tc_act/tc_sample.h
index 89e9305be880..524cee4f4c81 100644
--- a/include/net/tc_act/tc_sample.h
+++ b/include/net/tc_act/tc_sample.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_TC_SAMPLE_H
#define __NET_TC_SAMPLE_H
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 89974c5286d8..e6d0002a1b0b 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -840,6 +840,12 @@ struct tcp_skb_cb {
struct inet6_skb_parm h6;
#endif
} header; /* For incoming skbs */
+ struct {
+ __u32 key;
+ __u32 flags;
+ struct bpf_map *map;
+ void *data_end;
+ } bpf;
};
};
@@ -1765,12 +1771,12 @@ static inline void tcp_highest_sack_reset(struct sock *sk)
tcp_sk(sk)->highest_sack = tcp_write_queue_head(sk);
}
-/* Called when old skb is about to be deleted (to be combined with new skb) */
-static inline void tcp_highest_sack_combine(struct sock *sk,
+/* Called when old skb is about to be deleted and replaced by new skb */
+static inline void tcp_highest_sack_replace(struct sock *sk,
struct sk_buff *old,
struct sk_buff *new)
{
- if (tcp_sk(sk)->sacked_out && (old == tcp_sk(sk)->highest_sack))
+ if (old == tcp_highest_sack(sk))
tcp_sk(sk)->highest_sack = new;
}
diff --git a/include/net/transp_v6.h b/include/net/transp_v6.h
index 276f9760ab56..c4f5caaf3778 100644
--- a/include/net/transp_v6.h
+++ b/include/net/transp_v6.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TRANSP_V6_H
#define _TRANSP_V6_H
diff --git a/include/net/tso.h b/include/net/tso.h
index 9a56c39e6d0a..7e166a570349 100644
--- a/include/net/tso.h
+++ b/include/net/tso.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TSO_H
#define _TSO_H
diff --git a/include/net/udp_tunnel.h b/include/net/udp_tunnel.h
index 10cce0dd4450..b95a6927c718 100644
--- a/include/net/udp_tunnel.h
+++ b/include/net/udp_tunnel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_UDP_TUNNEL_H
#define __NET_UDP_TUNNEL_H
diff --git a/include/net/udplite.h b/include/net/udplite.h
index b7a18f63d86d..81bdbf97319b 100644
--- a/include/net/udplite.h
+++ b/include/net/udplite.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Definitions for the UDP-Lite (RFC 3828) code.
*/
diff --git a/include/net/vxlan.h b/include/net/vxlan.h
index 4e3876dde295..13223396dc64 100644
--- a/include/net/vxlan.h
+++ b/include/net/vxlan.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_VXLAN_H
#define __NET_VXLAN_H 1
diff --git a/include/net/wext.h b/include/net/wext.h
index 454ff763eeba..e51f067fdb3a 100644
--- a/include/net/wext.h
+++ b/include/net/wext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_WEXT_H
#define __NET_WEXT_H
diff --git a/include/net/x25.h b/include/net/x25.h
index 2609b57bd459..ed1acc3044ac 100644
--- a/include/net/x25.h
+++ b/include/net/x25.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Declarations of X.25 Packet Layer type objects.
*
diff --git a/include/net/x25device.h b/include/net/x25device.h
index 1fa08b49f1c2..cf749efca24d 100644
--- a/include/net/x25device.h
+++ b/include/net/x25device.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _X25DEVICE_H
#define _X25DEVICE_H
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index f002a2c5e33c..e015e164bac0 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NET_XFRM_H
#define _NET_XFRM_H
diff --git a/include/ras/ras_event.h b/include/ras/ras_event.h
index 429f46fb61e4..9c689868eb4d 100644
--- a/include/ras/ras_event.h
+++ b/include/ras/ras_event.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM ras
#define TRACE_INCLUDE_FILE ras_event
diff --git a/include/rdma/rdma_netlink.h b/include/rdma/rdma_netlink.h
index 2d878596b1e0..c369703fcd69 100644
--- a/include/rdma/rdma_netlink.h
+++ b/include/rdma/rdma_netlink.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _RDMA_NETLINK_H
#define _RDMA_NETLINK_H
diff --git a/include/scsi/osd_attributes.h b/include/scsi/osd_attributes.h
index 303ba1118a4d..8a6acd054e4e 100644
--- a/include/scsi/osd_attributes.h
+++ b/include/scsi/osd_attributes.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __OSD_ATTRIBUTES_H__
#define __OSD_ATTRIBUTES_H__
diff --git a/include/scsi/scsi.h b/include/scsi/scsi.h
index a1e1930b7a87..cb85eddb47ea 100644
--- a/include/scsi/scsi.h
+++ b/include/scsi/scsi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header file contains public constants and structures used by
* the SCSI initiator code.
diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h
index 3d3f8b342e05..7fb57e905526 100644
--- a/include/scsi/scsi_cmnd.h
+++ b/include/scsi/scsi_cmnd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SCSI_SCSI_CMND_H
#define _SCSI_SCSI_CMND_H
diff --git a/include/scsi/scsi_common.h b/include/scsi/scsi_common.h
index 20bf7eaef05a..731ac09ed231 100644
--- a/include/scsi/scsi_common.h
+++ b/include/scsi/scsi_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Functions used by both the SCSI initiator code and the SCSI target code.
*/
diff --git a/include/scsi/scsi_dbg.h b/include/scsi/scsi_dbg.h
index 56710e03101c..04e0679767f6 100644
--- a/include/scsi/scsi_dbg.h
+++ b/include/scsi/scsi_dbg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SCSI_SCSI_DBG_H
#define _SCSI_SCSI_DBG_H
diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h
index 67c5a9f223f7..571ddb49b926 100644
--- a/include/scsi/scsi_device.h
+++ b/include/scsi/scsi_device.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SCSI_SCSI_DEVICE_H
#define _SCSI_SCSI_DEVICE_H
diff --git a/include/scsi/scsi_devinfo.h b/include/scsi/scsi_devinfo.h
index 36b03013d629..3575693bb628 100644
--- a/include/scsi/scsi_devinfo.h
+++ b/include/scsi/scsi_devinfo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SCSI_SCSI_DEVINFO_H
#define _SCSI_SCSI_DEVINFO_H
/*
diff --git a/include/scsi/scsi_driver.h b/include/scsi/scsi_driver.h
index a5534ccad859..fae8b465233e 100644
--- a/include/scsi/scsi_driver.h
+++ b/include/scsi/scsi_driver.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SCSI_SCSI_DRIVER_H
#define _SCSI_SCSI_DRIVER_H
diff --git a/include/scsi/scsi_eh.h b/include/scsi/scsi_eh.h
index 64d30d80dadb..2b7e227960e1 100644
--- a/include/scsi/scsi_eh.h
+++ b/include/scsi/scsi_eh.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SCSI_SCSI_EH_H
#define _SCSI_SCSI_EH_H
diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h
index 0a804b1a4726..a8b7bf879ced 100644
--- a/include/scsi/scsi_host.h
+++ b/include/scsi/scsi_host.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SCSI_SCSI_HOST_H
#define _SCSI_SCSI_HOST_H
diff --git a/include/scsi/scsi_ioctl.h b/include/scsi/scsi_ioctl.h
index 8d19d1d233c3..5101e987c0ef 100644
--- a/include/scsi/scsi_ioctl.h
+++ b/include/scsi/scsi_ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SCSI_IOCTL_H
#define _SCSI_IOCTL_H
diff --git a/include/scsi/scsi_proto.h b/include/scsi/scsi_proto.h
index 8c285d9a06d8..1c41dbcfcb35 100644
--- a/include/scsi/scsi_proto.h
+++ b/include/scsi/scsi_proto.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header file contains public constants and structures used by
* both the SCSI initiator and the SCSI target code.
diff --git a/include/scsi/scsi_request.h b/include/scsi/scsi_request.h
index e0afa445ee4e..b06f28c74908 100644
--- a/include/scsi/scsi_request.h
+++ b/include/scsi/scsi_request.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SCSI_SCSI_REQUEST_H
#define _SCSI_SCSI_REQUEST_H
diff --git a/include/scsi/scsi_tcq.h b/include/scsi/scsi_tcq.h
index 5b416debf101..e192a0caa850 100644
--- a/include/scsi/scsi_tcq.h
+++ b/include/scsi/scsi_tcq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SCSI_SCSI_TCQ_H
#define _SCSI_SCSI_TCQ_H
diff --git a/include/scsi/scsi_transport_sas.h b/include/scsi/scsi_transport_sas.h
index a23304b7fb2e..62895b405933 100644
--- a/include/scsi/scsi_transport_sas.h
+++ b/include/scsi/scsi_transport_sas.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef SCSI_TRANSPORT_SAS_H
#define SCSI_TRANSPORT_SAS_H
diff --git a/include/scsi/scsi_transport_srp.h b/include/scsi/scsi_transport_srp.h
index 56ae198acc73..d22df12584f9 100644
--- a/include/scsi/scsi_transport_srp.h
+++ b/include/scsi/scsi_transport_srp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef SCSI_TRANSPORT_SRP_H
#define SCSI_TRANSPORT_SRP_H
diff --git a/include/scsi/scsicam.h b/include/scsi/scsicam.h
index 24ede474752e..57c729254569 100644
--- a/include/scsi/scsicam.h
+++ b/include/scsi/scsicam.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* scsicam.h - SCSI CAM support functions, use for HDIO_GETGEO, etc.
*
diff --git a/include/scsi/sg.h b/include/scsi/sg.h
index 20bc71c3e0b8..f91bcca604e4 100644
--- a/include/scsi/sg.h
+++ b/include/scsi/sg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SCSI_GENERIC_H
#define _SCSI_GENERIC_H
diff --git a/include/sound/aci.h b/include/sound/aci.h
index ee639d355ef0..6ebbd4223f12 100644
--- a/include/sound/aci.h
+++ b/include/sound/aci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ACI_H_
#define _ACI_H_
diff --git a/include/sound/alc5623.h b/include/sound/alc5623.h
index 422c97d43df3..0ebb0f6fce54 100644
--- a/include/sound/alc5623.h
+++ b/include/sound/alc5623.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _INCLUDE_SOUND_ALC5623_H
#define _INCLUDE_SOUND_ALC5623_H
struct alc5623_platform_data {
diff --git a/include/sound/control.h b/include/sound/control.h
index bd7246de58e7..a1f1152bc687 100644
--- a/include/sound/control.h
+++ b/include/sound/control.h
@@ -248,6 +248,9 @@ int snd_ctl_add_vmaster_hook(struct snd_kcontrol *kctl,
void *private_data);
void snd_ctl_sync_vmaster(struct snd_kcontrol *kctl, bool hook_only);
#define snd_ctl_sync_vmaster_hook(kctl) snd_ctl_sync_vmaster(kctl, true)
+int snd_ctl_apply_vmaster_slaves(struct snd_kcontrol *kctl,
+ int (*func)(struct snd_kcontrol *, void *),
+ void *arg);
/*
* Helper functions for jack-detection controls
diff --git a/include/sound/hda_chmap.h b/include/sound/hda_chmap.h
index babd445c7505..e508f3192294 100644
--- a/include/sound/hda_chmap.h
+++ b/include/sound/hda_chmap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* For multichannel support
*/
diff --git a/include/sound/hda_i915.h b/include/sound/hda_i915.h
index 5ab972e116ec..a94f5b6f92ac 100644
--- a/include/sound/hda_i915.h
+++ b/include/sound/hda_i915.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* HD-Audio helpers to sync with i915 driver
*/
diff --git a/include/sound/hda_register.h b/include/sound/hda_register.h
index 15fc6daf9096..2ab39fb52d7a 100644
--- a/include/sound/hda_register.h
+++ b/include/sound/hda_register.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* HD-audio controller (Azalia) registers and helpers
*
diff --git a/include/sound/hda_regmap.h b/include/sound/hda_regmap.h
index ca64f0f50b45..5141f8ffbb12 100644
--- a/include/sound/hda_regmap.h
+++ b/include/sound/hda_regmap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* HD-audio regmap helpers
*/
diff --git a/include/sound/hda_verbs.h b/include/sound/hda_verbs.h
index f89cd5ee1c7a..2a8573a00ea6 100644
--- a/include/sound/hda_verbs.h
+++ b/include/sound/hda_verbs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* HD-audio codec verbs
*/
diff --git a/include/sound/hdaudio.h b/include/sound/hdaudio.h
index 96546b30e900..d8afd8a5bd76 100644
--- a/include/sound/hdaudio.h
+++ b/include/sound/hdaudio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* HD-audio core stuff
*/
diff --git a/include/sound/hdaudio_ext.h b/include/sound/hdaudio_ext.h
index 8660a7f10851..ca00130cb028 100644
--- a/include/sound/hdaudio_ext.h
+++ b/include/sound/hdaudio_ext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SOUND_HDAUDIO_EXT_H
#define __SOUND_HDAUDIO_EXT_H
diff --git a/include/sound/l3.h b/include/sound/l3.h
index 1471da22adad..b6f58072237a 100644
--- a/include/sound/l3.h
+++ b/include/sound/l3.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _L3_H_
#define _L3_H_ 1
diff --git a/include/sound/pcm_drm_eld.h b/include/sound/pcm_drm_eld.h
index 93357b25d2e2..28a55a8beb28 100644
--- a/include/sound/pcm_drm_eld.h
+++ b/include/sound/pcm_drm_eld.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SOUND_PCM_DRM_ELD_H
#define __SOUND_PCM_DRM_ELD_H
diff --git a/include/sound/pcm_iec958.h b/include/sound/pcm_iec958.h
index 36f023acb201..0939aa45e2fe 100644
--- a/include/sound/pcm_iec958.h
+++ b/include/sound/pcm_iec958.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SOUND_PCM_IEC958_H
#define __SOUND_PCM_IEC958_H
diff --git a/include/sound/pxa2xx-lib.h b/include/sound/pxa2xx-lib.h
index 6ef629bde164..5e710d848bd3 100644
--- a/include/sound/pxa2xx-lib.h
+++ b/include/sound/pxa2xx-lib.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PXA2XX_LIB_H
#define PXA2XX_LIB_H
diff --git a/include/sound/s3c24xx_uda134x.h b/include/sound/s3c24xx_uda134x.h
index ffaf1f098c8e..0232b80ff486 100644
--- a/include/sound/s3c24xx_uda134x.h
+++ b/include/sound/s3c24xx_uda134x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _S3C24XX_UDA134X_H_
#define _S3C24XX_UDA134X_H_ 1
diff --git a/include/sound/seq_virmidi.h b/include/sound/seq_virmidi.h
index a03acd0d398a..695257ae64ac 100644
--- a/include/sound/seq_virmidi.h
+++ b/include/sound/seq_virmidi.h
@@ -60,6 +60,7 @@ struct snd_virmidi_dev {
int port; /* created/attached port */
unsigned int flags; /* SNDRV_VIRMIDI_* */
rwlock_t filelist_lock;
+ struct rw_semaphore filelist_sem;
struct list_head filelist;
};
diff --git a/include/sound/snd_wavefront.h b/include/sound/snd_wavefront.h
index cd0bab1ef6f1..6231eb57361f 100644
--- a/include/sound/snd_wavefront.h
+++ b/include/sound/snd_wavefront.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SOUND_SND_WAVEFRONT_H__
#define __SOUND_SND_WAVEFRONT_H__
diff --git a/include/sound/tas5086.h b/include/sound/tas5086.h
index aac481b7db8f..a0a1c380f359 100644
--- a/include/sound/tas5086.h
+++ b/include/sound/tas5086.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SND_SOC_CODEC_TAS5086_H_
#define _SND_SOC_CODEC_TAS5086_H_
diff --git a/include/target/iscsi/iscsi_target_core.h b/include/target/iscsi/iscsi_target_core.h
index fb87d32f5e51..cf5f3fff1f1a 100644
--- a/include/target/iscsi/iscsi_target_core.h
+++ b/include/target/iscsi/iscsi_target_core.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ISCSI_TARGET_CORE_H
#define ISCSI_TARGET_CORE_H
diff --git a/include/target/iscsi/iscsi_target_stat.h b/include/target/iscsi/iscsi_target_stat.h
index c27dd471656d..b77d579e3ecf 100644
--- a/include/target/iscsi/iscsi_target_stat.h
+++ b/include/target/iscsi/iscsi_target_stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ISCSI_TARGET_STAT_H
#define ISCSI_TARGET_STAT_H
diff --git a/include/target/iscsi/iscsi_transport.h b/include/target/iscsi/iscsi_transport.h
index ff1a4f4cd66d..91948bc5b185 100644
--- a/include/target/iscsi/iscsi_transport.h
+++ b/include/target/iscsi/iscsi_transport.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include "iscsi_target_core.h" /* struct iscsi_cmd */
struct sockaddr_storage;
diff --git a/include/target/target_core_backend.h b/include/target/target_core_backend.h
index e150e391878b..b6b3fb444a92 100644
--- a/include/target/target_core_backend.h
+++ b/include/target/target_core_backend.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef TARGET_CORE_BACKEND_H
#define TARGET_CORE_BACKEND_H
diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h
index 516764febeb7..f5db145e68ec 100644
--- a/include/target/target_core_base.h
+++ b/include/target/target_core_base.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef TARGET_CORE_BASE_H
#define TARGET_CORE_BASE_H
diff --git a/include/target/target_core_fabric.h b/include/target/target_core_fabric.h
index 33d2e3e5773c..b297aa0d9651 100644
--- a/include/target/target_core_fabric.h
+++ b/include/target/target_core_fabric.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef TARGET_CORE_FABRIC_H
#define TARGET_CORE_FABRIC_H
diff --git a/include/trace/define_trace.h b/include/trace/define_trace.h
index 6e3945f64102..d9e3d4aa3f6e 100644
--- a/include/trace/define_trace.h
+++ b/include/trace/define_trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Trace files that want to automate creation of all tracepoints defined
* in their file should include this file. The following are macros that the
diff --git a/include/trace/events/9p.h b/include/trace/events/9p.h
index 633ee9ee9778..78c5608a1648 100644
--- a/include/trace/events/9p.h
+++ b/include/trace/events/9p.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM 9p
diff --git a/include/trace/events/alarmtimer.h b/include/trace/events/alarmtimer.h
index ae4f358dd8e9..13483c7ca70b 100644
--- a/include/trace/events/alarmtimer.h
+++ b/include/trace/events/alarmtimer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM alarmtimer
diff --git a/include/trace/events/asoc.h b/include/trace/events/asoc.h
index 9130dd5a184a..ccd1a3bdff46 100644
--- a/include/trace/events/asoc.h
+++ b/include/trace/events/asoc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM asoc
diff --git a/include/trace/events/bcache.h b/include/trace/events/bcache.h
index daf749138ff8..2cbd6e42ad83 100644
--- a/include/trace/events/bcache.h
+++ b/include/trace/events/bcache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM bcache
diff --git a/include/trace/events/block.h b/include/trace/events/block.h
index 1fd7ff1a46f7..81b43f5bdf23 100644
--- a/include/trace/events/block.h
+++ b/include/trace/events/block.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM block
diff --git a/include/trace/events/bpf.h b/include/trace/events/bpf.h
index 52c8425d144b..cc749d7099fb 100644
--- a/include/trace/events/bpf.h
+++ b/include/trace/events/bpf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM bpf
diff --git a/include/trace/events/btrfs.h b/include/trace/events/btrfs.h
index dc1d0df91e0b..32d0c1fe2bfa 100644
--- a/include/trace/events/btrfs.h
+++ b/include/trace/events/btrfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM btrfs
diff --git a/include/trace/events/cgroup.h b/include/trace/events/cgroup.h
index c226f50e88fa..d74722c2ac8b 100644
--- a/include/trace/events/cgroup.h
+++ b/include/trace/events/cgroup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM cgroup
diff --git a/include/trace/events/cma.h b/include/trace/events/cma.h
index d7cd961720a7..5017a8829270 100644
--- a/include/trace/events/cma.h
+++ b/include/trace/events/cma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM cma
diff --git a/include/trace/events/compaction.h b/include/trace/events/compaction.h
index 0a18ab6483ff..6074eff3d766 100644
--- a/include/trace/events/compaction.h
+++ b/include/trace/events/compaction.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM compaction
diff --git a/include/trace/events/context_tracking.h b/include/trace/events/context_tracking.h
index ce8007cf29cf..0aa6fd68fdf9 100644
--- a/include/trace/events/context_tracking.h
+++ b/include/trace/events/context_tracking.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM context_tracking
diff --git a/include/trace/events/cpuhp.h b/include/trace/events/cpuhp.h
index 996953db91d7..fe1d6e8cd99d 100644
--- a/include/trace/events/cpuhp.h
+++ b/include/trace/events/cpuhp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM cpuhp
diff --git a/include/trace/events/devlink.h b/include/trace/events/devlink.h
index 09f1df228f2c..44acfbca1266 100644
--- a/include/trace/events/devlink.h
+++ b/include/trace/events/devlink.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#if IS_ENABLED(CONFIG_NET_DEVLINK)
#undef TRACE_SYSTEM
diff --git a/include/trace/events/dma_fence.h b/include/trace/events/dma_fence.h
index 1157cb4c3c6f..d61bfddcc621 100644
--- a/include/trace/events/dma_fence.h
+++ b/include/trace/events/dma_fence.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM dma_fence
diff --git a/include/trace/events/ext4.h b/include/trace/events/ext4.h
index 9c3bc3883d2f..4d0e3af4e561 100644
--- a/include/trace/events/ext4.h
+++ b/include/trace/events/ext4.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM ext4
diff --git a/include/trace/events/f2fs.h b/include/trace/events/f2fs.h
index 5d216f7fb05a..7ab40491485b 100644
--- a/include/trace/events/f2fs.h
+++ b/include/trace/events/f2fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM f2fs
diff --git a/include/trace/events/fib.h b/include/trace/events/fib.h
index 833cfcb6750d..81b7e985bb45 100644
--- a/include/trace/events/fib.h
+++ b/include/trace/events/fib.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM fib
diff --git a/include/trace/events/fib6.h b/include/trace/events/fib6.h
index d60096cddb2a..d46e24702765 100644
--- a/include/trace/events/fib6.h
+++ b/include/trace/events/fib6.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM fib6
diff --git a/include/trace/events/filelock.h b/include/trace/events/filelock.h
index 63a7680347cb..d1faf3597b9d 100644
--- a/include/trace/events/filelock.h
+++ b/include/trace/events/filelock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Events for filesystem locks
*
diff --git a/include/trace/events/filemap.h b/include/trace/events/filemap.h
index ff91325b8123..ee05db7ee8d2 100644
--- a/include/trace/events/filemap.h
+++ b/include/trace/events/filemap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM filemap
diff --git a/include/trace/events/fs_dax.h b/include/trace/events/fs_dax.h
index fbc4a06f7310..8a8df5423dca 100644
--- a/include/trace/events/fs_dax.h
+++ b/include/trace/events/fs_dax.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM fs_dax
diff --git a/include/trace/events/fsi.h b/include/trace/events/fsi.h
index 697ee6678892..92e5e89e52ed 100644
--- a/include/trace/events/fsi.h
+++ b/include/trace/events/fsi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM fsi
diff --git a/include/trace/events/fsi_master_gpio.h b/include/trace/events/fsi_master_gpio.h
index 11b36c119048..f95cf3264bf9 100644
--- a/include/trace/events/fsi_master_gpio.h
+++ b/include/trace/events/fsi_master_gpio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM fsi_master_gpio
diff --git a/include/trace/events/gpio.h b/include/trace/events/gpio.h
index 2da73b92d47e..5c189a22c489 100644
--- a/include/trace/events/gpio.h
+++ b/include/trace/events/gpio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM gpio
diff --git a/include/trace/events/hswadsp.h b/include/trace/events/hswadsp.h
index 0f78bbb02002..939d7a09d73f 100644
--- a/include/trace/events/hswadsp.h
+++ b/include/trace/events/hswadsp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM hswadsp
diff --git a/include/trace/events/huge_memory.h b/include/trace/events/huge_memory.h
index 04f58acda8e8..dd4db334bd63 100644
--- a/include/trace/events/huge_memory.h
+++ b/include/trace/events/huge_memory.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM huge_memory
diff --git a/include/trace/events/intel-sst.h b/include/trace/events/intel-sst.h
index edc24e6dea1b..0416e91f8181 100644
--- a/include/trace/events/intel-sst.h
+++ b/include/trace/events/intel-sst.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM intel-sst
diff --git a/include/trace/events/intel_ish.h b/include/trace/events/intel_ish.h
index 92f7d5b23177..e6d7ff55ee8c 100644
--- a/include/trace/events/intel_ish.h
+++ b/include/trace/events/intel_ish.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM intel_ish
diff --git a/include/trace/events/iommu.h b/include/trace/events/iommu.h
index 99254ed89212..72b4582322ff 100644
--- a/include/trace/events/iommu.h
+++ b/include/trace/events/iommu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* iommu trace points
*
diff --git a/include/trace/events/ipi.h b/include/trace/events/ipi.h
index 834a7362a610..0be71dad6ec0 100644
--- a/include/trace/events/ipi.h
+++ b/include/trace/events/ipi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM ipi
diff --git a/include/trace/events/irq.h b/include/trace/events/irq.h
index 1c41b74581f7..eeceafaaea4c 100644
--- a/include/trace/events/irq.h
+++ b/include/trace/events/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM irq
diff --git a/include/trace/events/jbd2.h b/include/trace/events/jbd2.h
index c1d1f3eb242d..2310b259329f 100644
--- a/include/trace/events/jbd2.h
+++ b/include/trace/events/jbd2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM jbd2
diff --git a/include/trace/events/kmem.h b/include/trace/events/kmem.h
index 6b2e154fd23a..285feeadac39 100644
--- a/include/trace/events/kmem.h
+++ b/include/trace/events/kmem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM kmem
diff --git a/include/trace/events/kvm.h b/include/trace/events/kvm.h
index dcffedfac431..e4b0b8e09932 100644
--- a/include/trace/events/kvm.h
+++ b/include/trace/events/kvm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#if !defined(_TRACE_KVM_MAIN_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_KVM_MAIN_H
diff --git a/include/trace/events/libata.h b/include/trace/events/libata.h
index 2fbbf990e4b3..ab69434e2329 100644
--- a/include/trace/events/libata.h
+++ b/include/trace/events/libata.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM libata
diff --git a/include/trace/events/lock.h b/include/trace/events/lock.h
index 2821b86de63b..d7512129a324 100644
--- a/include/trace/events/lock.h
+++ b/include/trace/events/lock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM lock
diff --git a/include/trace/events/mce.h b/include/trace/events/mce.h
index 70f02149808c..1391ada0da3b 100644
--- a/include/trace/events/mce.h
+++ b/include/trace/events/mce.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM mce
diff --git a/include/trace/events/mdio.h b/include/trace/events/mdio.h
index 00d85f5f54e4..0f241cbe00ab 100644
--- a/include/trace/events/mdio.h
+++ b/include/trace/events/mdio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM mdio
diff --git a/include/trace/events/migrate.h b/include/trace/events/migrate.h
index 539b25a76111..bcf4daccd6be 100644
--- a/include/trace/events/migrate.h
+++ b/include/trace/events/migrate.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM migrate
diff --git a/include/trace/events/mmc.h b/include/trace/events/mmc.h
index f30a99ac65b6..200f731be557 100644
--- a/include/trace/events/mmc.h
+++ b/include/trace/events/mmc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM mmc
diff --git a/include/trace/events/mmflags.h b/include/trace/events/mmflags.h
index fec6291a6703..648cbf603736 100644
--- a/include/trace/events/mmflags.h
+++ b/include/trace/events/mmflags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/node.h>
#include <linux/mmzone.h>
#include <linux/compaction.h>
diff --git a/include/trace/events/module.h b/include/trace/events/module.h
index 28c45997e451..097485c73c01 100644
--- a/include/trace/events/module.h
+++ b/include/trace/events/module.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Because linux/module.h has tracepoints in the header, and ftrace.h
* used to include this file, define_trace.h includes linux/module.h
diff --git a/include/trace/events/napi.h b/include/trace/events/napi.h
index 0b9e5136a2a3..f3a12566bed0 100644
--- a/include/trace/events/napi.h
+++ b/include/trace/events/napi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM napi
diff --git a/include/trace/events/net.h b/include/trace/events/net.h
index 49cc7c3de252..9c886739246a 100644
--- a/include/trace/events/net.h
+++ b/include/trace/events/net.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM net
diff --git a/include/trace/events/nilfs2.h b/include/trace/events/nilfs2.h
index c7805818fcc6..84ee31fc04cc 100644
--- a/include/trace/events/nilfs2.h
+++ b/include/trace/events/nilfs2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM nilfs2
diff --git a/include/trace/events/nmi.h b/include/trace/events/nmi.h
index da3ee96b8d03..18e0411398ba 100644
--- a/include/trace/events/nmi.h
+++ b/include/trace/events/nmi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM nmi
diff --git a/include/trace/events/oom.h b/include/trace/events/oom.h
index c3c19d47ae5e..26a11e4a2c36 100644
--- a/include/trace/events/oom.h
+++ b/include/trace/events/oom.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM oom
diff --git a/include/trace/events/page_isolation.h b/include/trace/events/page_isolation.h
index 8738a78e6bf4..bf4c42e8d6a4 100644
--- a/include/trace/events/page_isolation.h
+++ b/include/trace/events/page_isolation.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM page_isolation
diff --git a/include/trace/events/page_ref.h b/include/trace/events/page_ref.h
index 81001f8b0db4..5d2ea93956ce 100644
--- a/include/trace/events/page_ref.h
+++ b/include/trace/events/page_ref.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM page_ref
diff --git a/include/trace/events/pagemap.h b/include/trace/events/pagemap.h
index ce0803b8d05f..8fd1babae761 100644
--- a/include/trace/events/pagemap.h
+++ b/include/trace/events/pagemap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM pagemap
diff --git a/include/trace/events/percpu.h b/include/trace/events/percpu.h
index ad34b1bae047..df112a64f6c9 100644
--- a/include/trace/events/percpu.h
+++ b/include/trace/events/percpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM percpu
diff --git a/include/trace/events/power.h b/include/trace/events/power.h
index 54e3aad32806..908977d69783 100644
--- a/include/trace/events/power.h
+++ b/include/trace/events/power.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM power
diff --git a/include/trace/events/power_cpu_migrate.h b/include/trace/events/power_cpu_migrate.h
index f76dd4de625e..e338810639b4 100644
--- a/include/trace/events/power_cpu_migrate.h
+++ b/include/trace/events/power_cpu_migrate.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM power
diff --git a/include/trace/events/printk.h b/include/trace/events/printk.h
index f350170059c6..13d405b2fd8b 100644
--- a/include/trace/events/printk.h
+++ b/include/trace/events/printk.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM printk
diff --git a/include/trace/events/random.h b/include/trace/events/random.h
index 4684de344c5d..0560dfc33f1c 100644
--- a/include/trace/events/random.h
+++ b/include/trace/events/random.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM random
diff --git a/include/trace/events/rcu.h b/include/trace/events/rcu.h
index e91ae1f2290d..59d40c454aa0 100644
--- a/include/trace/events/rcu.h
+++ b/include/trace/events/rcu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM rcu
diff --git a/include/trace/events/regulator.h b/include/trace/events/regulator.h
index 37502a7404b7..b70583c32c08 100644
--- a/include/trace/events/regulator.h
+++ b/include/trace/events/regulator.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM regulator
diff --git a/include/trace/events/rpm.h b/include/trace/events/rpm.h
index 33f85b68c22c..26927a560eab 100644
--- a/include/trace/events/rpm.h
+++ b/include/trace/events/rpm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM rpm
diff --git a/include/trace/events/sched.h b/include/trace/events/sched.h
index 3c8b7f625670..da10aa21bebc 100644
--- a/include/trace/events/sched.h
+++ b/include/trace/events/sched.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM sched
diff --git a/include/trace/events/scsi.h b/include/trace/events/scsi.h
index 9a9b3e2550af..f624969a4f14 100644
--- a/include/trace/events/scsi.h
+++ b/include/trace/events/scsi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM scsi
diff --git a/include/trace/events/signal.h b/include/trace/events/signal.h
index 39a8a430d90f..86582923d51c 100644
--- a/include/trace/events/signal.h
+++ b/include/trace/events/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM signal
diff --git a/include/trace/events/skb.h b/include/trace/events/skb.h
index 0c68ae22da22..9e92f22eb086 100644
--- a/include/trace/events/skb.h
+++ b/include/trace/events/skb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM skb
diff --git a/include/trace/events/sock.h b/include/trace/events/sock.h
index 779abb91df81..6d31c0520ef3 100644
--- a/include/trace/events/sock.h
+++ b/include/trace/events/sock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM sock
diff --git a/include/trace/events/spi.h b/include/trace/events/spi.h
index f9f702b6ae2e..277bb9d25779 100644
--- a/include/trace/events/spi.h
+++ b/include/trace/events/spi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM spi
diff --git a/include/trace/events/spmi.h b/include/trace/events/spmi.h
index 62f005ef4c7e..8b60efe18ba6 100644
--- a/include/trace/events/spmi.h
+++ b/include/trace/events/spmi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM spmi
diff --git a/include/trace/events/sunrpc.h b/include/trace/events/sunrpc.h
index 8a707f8a41c3..25a7739514cd 100644
--- a/include/trace/events/sunrpc.h
+++ b/include/trace/events/sunrpc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM sunrpc
diff --git a/include/trace/events/sunvnet.h b/include/trace/events/sunvnet.h
index eb080b267e55..8d444f1bb10d 100644
--- a/include/trace/events/sunvnet.h
+++ b/include/trace/events/sunvnet.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM sunvnet
diff --git a/include/trace/events/swiotlb.h b/include/trace/events/swiotlb.h
index 288c0c54a2b4..705be43b71ab 100644
--- a/include/trace/events/swiotlb.h
+++ b/include/trace/events/swiotlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM swiotlb
diff --git a/include/trace/events/syscalls.h b/include/trace/events/syscalls.h
index b35533b94277..44a3259ed4a5 100644
--- a/include/trace/events/syscalls.h
+++ b/include/trace/events/syscalls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM raw_syscalls
#undef TRACE_INCLUDE_FILE
diff --git a/include/trace/events/target.h b/include/trace/events/target.h
index 50fea660c0f8..914a872dd343 100644
--- a/include/trace/events/target.h
+++ b/include/trace/events/target.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM target
diff --git a/include/trace/events/task.h b/include/trace/events/task.h
index 2cca6cd342d8..64d160930b0d 100644
--- a/include/trace/events/task.h
+++ b/include/trace/events/task.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM task
diff --git a/include/trace/events/thermal.h b/include/trace/events/thermal.h
index 6cde5b3514c2..466c09d882ad 100644
--- a/include/trace/events/thermal.h
+++ b/include/trace/events/thermal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM thermal
diff --git a/include/trace/events/thermal_power_allocator.h b/include/trace/events/thermal_power_allocator.h
index 5afae8fe3795..1c8fb95544f9 100644
--- a/include/trace/events/thermal_power_allocator.h
+++ b/include/trace/events/thermal_power_allocator.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM thermal_power_allocator
diff --git a/include/trace/events/thp.h b/include/trace/events/thp.h
index b59b065e9e5d..d7fbbe551841 100644
--- a/include/trace/events/thp.h
+++ b/include/trace/events/thp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM thp
diff --git a/include/trace/events/timer.h b/include/trace/events/timer.h
index 80787eafba99..16e305e69f34 100644
--- a/include/trace/events/timer.h
+++ b/include/trace/events/timer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM timer
diff --git a/include/trace/events/tlb.h b/include/trace/events/tlb.h
index 9d14b1992108..b4d8e7dc38f8 100644
--- a/include/trace/events/tlb.h
+++ b/include/trace/events/tlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM tlb
diff --git a/include/trace/events/udp.h b/include/trace/events/udp.h
index a664bb940973..336fe272889f 100644
--- a/include/trace/events/udp.h
+++ b/include/trace/events/udp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM udp
diff --git a/include/trace/events/v4l2.h b/include/trace/events/v4l2.h
index b3a85b3df53e..83860de120e3 100644
--- a/include/trace/events/v4l2.h
+++ b/include/trace/events/v4l2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM v4l2
diff --git a/include/trace/events/vb2.h b/include/trace/events/vb2.h
index c1a22416ed05..a40146dea83d 100644
--- a/include/trace/events/vb2.h
+++ b/include/trace/events/vb2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM vb2
diff --git a/include/trace/events/vmscan.h b/include/trace/events/vmscan.h
index 27e8a5c77579..dc23cf032403 100644
--- a/include/trace/events/vmscan.h
+++ b/include/trace/events/vmscan.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM vmscan
diff --git a/include/trace/events/vsock_virtio_transport_common.h b/include/trace/events/vsock_virtio_transport_common.h
index b7f1d6278280..6782213778be 100644
--- a/include/trace/events/vsock_virtio_transport_common.h
+++ b/include/trace/events/vsock_virtio_transport_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM vsock
diff --git a/include/trace/events/wbt.h b/include/trace/events/wbt.h
index 3c518e455680..b048694070e2 100644
--- a/include/trace/events/wbt.h
+++ b/include/trace/events/wbt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM wbt
diff --git a/include/trace/events/workqueue.h b/include/trace/events/workqueue.h
index bf0e18ba6cfb..2f057a494d93 100644
--- a/include/trace/events/workqueue.h
+++ b/include/trace/events/workqueue.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM workqueue
diff --git a/include/trace/events/writeback.h b/include/trace/events/writeback.h
index 9b57f014d79d..2e1fa7910306 100644
--- a/include/trace/events/writeback.h
+++ b/include/trace/events/writeback.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM writeback
diff --git a/include/trace/events/xdp.h b/include/trace/events/xdp.h
index 4e16c43fba10..810e94160c12 100644
--- a/include/trace/events/xdp.h
+++ b/include/trace/events/xdp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM xdp
diff --git a/include/trace/events/xen.h b/include/trace/events/xen.h
index 1b4fed72f573..a7c8b452aab9 100644
--- a/include/trace/events/xen.h
+++ b/include/trace/events/xen.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM xen
diff --git a/include/trace/perf.h b/include/trace/perf.h
index 04fe68bbe767..e4b249821684 100644
--- a/include/trace/perf.h
+++ b/include/trace/perf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM_VAR
diff --git a/include/trace/syscall.h b/include/trace/syscall.h
index 7434f0f5d3f6..dc8ac27d27c1 100644
--- a/include/trace/syscall.h
+++ b/include/trace/syscall.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TRACE_SYSCALL_H
#define _TRACE_SYSCALL_H
diff --git a/include/trace/trace_events.h b/include/trace/trace_events.h
index 3976fa1f6e42..bfda803b0a09 100644
--- a/include/trace/trace_events.h
+++ b/include/trace/trace_events.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Stage 1 of the trace events.
*
diff --git a/include/uapi/asm-generic/bitsperlong.h b/include/uapi/asm-generic/bitsperlong.h
index 23e6c416b85f..693d9a40eb7b 100644
--- a/include/uapi/asm-generic/bitsperlong.h
+++ b/include/uapi/asm-generic/bitsperlong.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__ASM_GENERIC_BITS_PER_LONG
#define _UAPI__ASM_GENERIC_BITS_PER_LONG
diff --git a/include/uapi/asm-generic/errno-base.h b/include/uapi/asm-generic/errno-base.h
index 65115978510f..9653140bff92 100644
--- a/include/uapi/asm-generic/errno-base.h
+++ b/include/uapi/asm-generic/errno-base.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_GENERIC_ERRNO_BASE_H
#define _ASM_GENERIC_ERRNO_BASE_H
diff --git a/include/uapi/asm-generic/errno.h b/include/uapi/asm-generic/errno.h
index 88e0914cf2d9..cf9c51ac49f9 100644
--- a/include/uapi/asm-generic/errno.h
+++ b/include/uapi/asm-generic/errno.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_GENERIC_ERRNO_H
#define _ASM_GENERIC_ERRNO_H
diff --git a/include/uapi/asm-generic/fcntl.h b/include/uapi/asm-generic/fcntl.h
index e063effe0cc1..9dc0bf0c5a6e 100644
--- a/include/uapi/asm-generic/fcntl.h
+++ b/include/uapi/asm-generic/fcntl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_GENERIC_FCNTL_H
#define _ASM_GENERIC_FCNTL_H
diff --git a/include/uapi/asm-generic/int-l64.h b/include/uapi/asm-generic/int-l64.h
index 978f21cae2f4..ed8bcd99c34d 100644
--- a/include/uapi/asm-generic/int-l64.h
+++ b/include/uapi/asm-generic/int-l64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* asm-generic/int-l64.h
*
diff --git a/include/uapi/asm-generic/int-ll64.h b/include/uapi/asm-generic/int-ll64.h
index a8658b2423ba..1ed06964257c 100644
--- a/include/uapi/asm-generic/int-ll64.h
+++ b/include/uapi/asm-generic/int-ll64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* asm-generic/int-ll64.h
*
diff --git a/include/uapi/asm-generic/ioctl.h b/include/uapi/asm-generic/ioctl.h
index 749b32fe5623..a84f4db8a250 100644
--- a/include/uapi/asm-generic/ioctl.h
+++ b/include/uapi/asm-generic/ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_GENERIC_IOCTL_H
#define _UAPI_ASM_GENERIC_IOCTL_H
diff --git a/include/uapi/asm-generic/ioctls.h b/include/uapi/asm-generic/ioctls.h
index 14baf9f23a14..040651735662 100644
--- a/include/uapi/asm-generic/ioctls.h
+++ b/include/uapi/asm-generic/ioctls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_GENERIC_IOCTLS_H
#define __ASM_GENERIC_IOCTLS_H
diff --git a/include/uapi/asm-generic/ipcbuf.h b/include/uapi/asm-generic/ipcbuf.h
index 3dbcc1e771c0..7d80dbd336fb 100644
--- a/include/uapi/asm-generic/ipcbuf.h
+++ b/include/uapi/asm-generic/ipcbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_GENERIC_IPCBUF_H
#define __ASM_GENERIC_IPCBUF_H
diff --git a/include/uapi/asm-generic/mman-common.h b/include/uapi/asm-generic/mman-common.h
index 203268f9231e..6d319c46fd90 100644
--- a/include/uapi/asm-generic/mman-common.h
+++ b/include/uapi/asm-generic/mman-common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_GENERIC_MMAN_COMMON_H
#define __ASM_GENERIC_MMAN_COMMON_H
diff --git a/include/uapi/asm-generic/mman.h b/include/uapi/asm-generic/mman.h
index 7162cd4cca73..2dffcbf705b3 100644
--- a/include/uapi/asm-generic/mman.h
+++ b/include/uapi/asm-generic/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_GENERIC_MMAN_H
#define __ASM_GENERIC_MMAN_H
diff --git a/include/uapi/asm-generic/msgbuf.h b/include/uapi/asm-generic/msgbuf.h
index f55ecc43c60f..fb306ebdb36f 100644
--- a/include/uapi/asm-generic/msgbuf.h
+++ b/include/uapi/asm-generic/msgbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_GENERIC_MSGBUF_H
#define __ASM_GENERIC_MSGBUF_H
diff --git a/include/uapi/asm-generic/param.h b/include/uapi/asm-generic/param.h
index 5becc84396b8..baad02ea7f93 100644
--- a/include/uapi/asm-generic/param.h
+++ b/include/uapi/asm-generic/param.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__ASM_GENERIC_PARAM_H
#define _UAPI__ASM_GENERIC_PARAM_H
diff --git a/include/uapi/asm-generic/poll.h b/include/uapi/asm-generic/poll.h
index a9694982689f..fefb3d2c3fac 100644
--- a/include/uapi/asm-generic/poll.h
+++ b/include/uapi/asm-generic/poll.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_GENERIC_POLL_H
#define __ASM_GENERIC_POLL_H
diff --git a/include/uapi/asm-generic/posix_types.h b/include/uapi/asm-generic/posix_types.h
index fe74fccf18db..5e6ea22bd525 100644
--- a/include/uapi/asm-generic/posix_types.h
+++ b/include/uapi/asm-generic/posix_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_GENERIC_POSIX_TYPES_H
#define __ASM_GENERIC_POSIX_TYPES_H
diff --git a/include/uapi/asm-generic/resource.h b/include/uapi/asm-generic/resource.h
index c6d10af50123..f12db7a0da64 100644
--- a/include/uapi/asm-generic/resource.h
+++ b/include/uapi/asm-generic/resource.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_GENERIC_RESOURCE_H
#define _UAPI_ASM_GENERIC_RESOURCE_H
diff --git a/include/uapi/asm-generic/sembuf.h b/include/uapi/asm-generic/sembuf.h
index 4cb2c13e5090..cbf9cfe977d6 100644
--- a/include/uapi/asm-generic/sembuf.h
+++ b/include/uapi/asm-generic/sembuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_GENERIC_SEMBUF_H
#define __ASM_GENERIC_SEMBUF_H
diff --git a/include/uapi/asm-generic/setup.h b/include/uapi/asm-generic/setup.h
index 6fc26a51003c..88ac5100df35 100644
--- a/include/uapi/asm-generic/setup.h
+++ b/include/uapi/asm-generic/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_GENERIC_SETUP_H
#define __ASM_GENERIC_SETUP_H
diff --git a/include/uapi/asm-generic/shmbuf.h b/include/uapi/asm-generic/shmbuf.h
index 7e9fb2f0853b..2b6c3bb97f97 100644
--- a/include/uapi/asm-generic/shmbuf.h
+++ b/include/uapi/asm-generic/shmbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_GENERIC_SHMBUF_H
#define __ASM_GENERIC_SHMBUF_H
diff --git a/include/uapi/asm-generic/shmparam.h b/include/uapi/asm-generic/shmparam.h
index 51a3852de733..8b78c0ba08b1 100644
--- a/include/uapi/asm-generic/shmparam.h
+++ b/include/uapi/asm-generic/shmparam.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_GENERIC_SHMPARAM_H
#define __ASM_GENERIC_SHMPARAM_H
diff --git a/include/uapi/asm-generic/siginfo.h b/include/uapi/asm-generic/siginfo.h
index e5aa6794cea4..e447283b8f52 100644
--- a/include/uapi/asm-generic/siginfo.h
+++ b/include/uapi/asm-generic/siginfo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_GENERIC_SIGINFO_H
#define _UAPI_ASM_GENERIC_SIGINFO_H
diff --git a/include/uapi/asm-generic/signal-defs.h b/include/uapi/asm-generic/signal-defs.h
index 00f95df54297..e9304c95ceea 100644
--- a/include/uapi/asm-generic/signal-defs.h
+++ b/include/uapi/asm-generic/signal-defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_GENERIC_SIGNAL_DEFS_H
#define __ASM_GENERIC_SIGNAL_DEFS_H
diff --git a/include/uapi/asm-generic/signal.h b/include/uapi/asm-generic/signal.h
index 3094618d382f..5c716a952cbe 100644
--- a/include/uapi/asm-generic/signal.h
+++ b/include/uapi/asm-generic/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__ASM_GENERIC_SIGNAL_H
#define _UAPI__ASM_GENERIC_SIGNAL_H
diff --git a/include/uapi/asm-generic/socket.h b/include/uapi/asm-generic/socket.h
index e47c9e436221..0ae758c90e54 100644
--- a/include/uapi/asm-generic/socket.h
+++ b/include/uapi/asm-generic/socket.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_GENERIC_SOCKET_H
#define __ASM_GENERIC_SOCKET_H
diff --git a/include/uapi/asm-generic/sockios.h b/include/uapi/asm-generic/sockios.h
index 9a61a369b901..64f658c7cec2 100644
--- a/include/uapi/asm-generic/sockios.h
+++ b/include/uapi/asm-generic/sockios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_GENERIC_SOCKIOS_H
#define __ASM_GENERIC_SOCKIOS_H
diff --git a/include/uapi/asm-generic/stat.h b/include/uapi/asm-generic/stat.h
index bd8cad21998e..0d962ecd1663 100644
--- a/include/uapi/asm-generic/stat.h
+++ b/include/uapi/asm-generic/stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_GENERIC_STAT_H
#define __ASM_GENERIC_STAT_H
diff --git a/include/uapi/asm-generic/statfs.h b/include/uapi/asm-generic/statfs.h
index cb89cc730f0b..bd35c7619ca2 100644
--- a/include/uapi/asm-generic/statfs.h
+++ b/include/uapi/asm-generic/statfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_GENERIC_STATFS_H
#define _UAPI_GENERIC_STATFS_H
diff --git a/include/uapi/asm-generic/swab.h b/include/uapi/asm-generic/swab.h
index a8e9029d9eba..f2da4e4fd4d1 100644
--- a/include/uapi/asm-generic/swab.h
+++ b/include/uapi/asm-generic/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_GENERIC_SWAB_H
#define _ASM_GENERIC_SWAB_H
diff --git a/include/uapi/asm-generic/termbits.h b/include/uapi/asm-generic/termbits.h
index 232b4781aef3..2fbaf9ae89dd 100644
--- a/include/uapi/asm-generic/termbits.h
+++ b/include/uapi/asm-generic/termbits.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_GENERIC_TERMBITS_H
#define __ASM_GENERIC_TERMBITS_H
diff --git a/include/uapi/asm-generic/termios.h b/include/uapi/asm-generic/termios.h
index 088176062133..cf892933a363 100644
--- a/include/uapi/asm-generic/termios.h
+++ b/include/uapi/asm-generic/termios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_GENERIC_TERMIOS_H
#define _UAPI_ASM_GENERIC_TERMIOS_H
/*
diff --git a/include/uapi/asm-generic/types.h b/include/uapi/asm-generic/types.h
index a3877926b0d4..dfaa50d99d8f 100644
--- a/include/uapi/asm-generic/types.h
+++ b/include/uapi/asm-generic/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_GENERIC_TYPES_H
#define _ASM_GENERIC_TYPES_H
/*
diff --git a/include/uapi/asm-generic/ucontext.h b/include/uapi/asm-generic/ucontext.h
index ad77343e8a9a..351868a72168 100644
--- a/include/uapi/asm-generic/ucontext.h
+++ b/include/uapi/asm-generic/ucontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_GENERIC_UCONTEXT_H
#define __ASM_GENERIC_UCONTEXT_H
diff --git a/include/uapi/asm-generic/unistd.h b/include/uapi/asm-generic/unistd.h
index 061185a5eb51..8b87de067bc7 100644
--- a/include/uapi/asm-generic/unistd.h
+++ b/include/uapi/asm-generic/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm/bitsperlong.h>
/*
diff --git a/include/uapi/drm/armada_drm.h b/include/uapi/drm/armada_drm.h
index 0cb932416cfe..af1c14c837c5 100644
--- a/include/uapi/drm/armada_drm.h
+++ b/include/uapi/drm/armada_drm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2012 Russell King
* With inspiration from the i915 driver
diff --git a/include/uapi/drm/etnaviv_drm.h b/include/uapi/drm/etnaviv_drm.h
index 76f6f78a352b..d4463f3fa427 100644
--- a/include/uapi/drm/etnaviv_drm.h
+++ b/include/uapi/drm/etnaviv_drm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2015 Etnaviv Project
*
diff --git a/include/uapi/drm/exynos_drm.h b/include/uapi/drm/exynos_drm.h
index cb3e9f9d029f..d01087b2a651 100644
--- a/include/uapi/drm/exynos_drm.h
+++ b/include/uapi/drm/exynos_drm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/* exynos_drm.h
*
* Copyright (c) 2011 Samsung Electronics Co., Ltd.
diff --git a/include/uapi/drm/i810_drm.h b/include/uapi/drm/i810_drm.h
index 6e6cf86b75b0..d285d5e72e6a 100644
--- a/include/uapi/drm/i810_drm.h
+++ b/include/uapi/drm/i810_drm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _I810_DRM_H_
#define _I810_DRM_H_
diff --git a/include/uapi/drm/omap_drm.h b/include/uapi/drm/omap_drm.h
index fd5e3ea53f2b..1fccffef9e27 100644
--- a/include/uapi/drm/omap_drm.h
+++ b/include/uapi/drm/omap_drm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/uapi/drm/omap_drm.h
*
diff --git a/include/uapi/linux/a.out.h b/include/uapi/linux/a.out.h
index 295cd3ef6330..5fafde3798e5 100644
--- a/include/uapi/linux/a.out.h
+++ b/include/uapi/linux/a.out.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__A_OUT_GNU_H__
#define _UAPI__A_OUT_GNU_H__
diff --git a/include/uapi/linux/acct.h b/include/uapi/linux/acct.h
index df2f9a0bba6a..0e72172cd23a 100644
--- a/include/uapi/linux/acct.h
+++ b/include/uapi/linux/acct.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* BSD Process Accounting for Linux - Definitions
*
diff --git a/include/uapi/linux/adb.h b/include/uapi/linux/adb.h
index 0ea1075fc4a0..12b6db148ea9 100644
--- a/include/uapi/linux/adb.h
+++ b/include/uapi/linux/adb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Definitions for ADB (Apple Desktop Bus) support.
*/
diff --git a/include/uapi/linux/adfs_fs.h b/include/uapi/linux/adfs_fs.h
index a1bf43754ddd..151d93e27ed4 100644
--- a/include/uapi/linux/adfs_fs.h
+++ b/include/uapi/linux/adfs_fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ADFS_FS_H
#define _UAPI_ADFS_FS_H
diff --git a/include/uapi/linux/affs_hardblocks.h b/include/uapi/linux/affs_hardblocks.h
index f1b948c1f592..5e2fb8481252 100644
--- a/include/uapi/linux/affs_hardblocks.h
+++ b/include/uapi/linux/affs_hardblocks.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef AFFS_HARDBLOCKS_H
#define AFFS_HARDBLOCKS_H
diff --git a/include/uapi/linux/am437x-vpfe.h b/include/uapi/linux/am437x-vpfe.h
index d75774317b9b..beae3521ca91 100644
--- a/include/uapi/linux/am437x-vpfe.h
+++ b/include/uapi/linux/am437x-vpfe.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2013 - 2014 Texas Instruments, Inc.
*
diff --git a/include/uapi/linux/android/binder.h b/include/uapi/linux/android/binder.h
index 84a9a0944e13..bfaec6903b8b 100644
--- a/include/uapi/linux/android/binder.h
+++ b/include/uapi/linux/android/binder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2008 Google, Inc.
*
diff --git a/include/uapi/linux/apm_bios.h b/include/uapi/linux/apm_bios.h
index df79bca1b898..37ee11dba94c 100644
--- a/include/uapi/linux/apm_bios.h
+++ b/include/uapi/linux/apm_bios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Include file for the interface to an APM BIOS
* Copyright 1994-2001 Stephen Rothwell (sfr@canb.auug.org.au)
diff --git a/include/uapi/linux/arcfb.h b/include/uapi/linux/arcfb.h
index 721e7654daeb..7a9008b365df 100644
--- a/include/uapi/linux/arcfb.h
+++ b/include/uapi/linux/arcfb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_ARCFB_H__
#define __LINUX_ARCFB_H__
diff --git a/include/uapi/linux/aspeed-lpc-ctrl.h b/include/uapi/linux/aspeed-lpc-ctrl.h
index c328c976c684..53abffcde3c6 100644
--- a/include/uapi/linux/aspeed-lpc-ctrl.h
+++ b/include/uapi/linux/aspeed-lpc-ctrl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright 2017 IBM Corp.
*
diff --git a/include/uapi/linux/atalk.h b/include/uapi/linux/atalk.h
index 4bcd596e6388..8b96460b46b1 100644
--- a/include/uapi/linux/atalk.h
+++ b/include/uapi/linux/atalk.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__LINUX_ATALK_H__
#define _UAPI__LINUX_ATALK_H__
diff --git a/include/uapi/linux/atm.h b/include/uapi/linux/atm.h
index 88399db602ac..95ebdcf4fe88 100644
--- a/include/uapi/linux/atm.h
+++ b/include/uapi/linux/atm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* atm.h - general ATM declarations */
/* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */
diff --git a/include/uapi/linux/atm_eni.h b/include/uapi/linux/atm_eni.h
index 34f317972551..cf5bfd1a2691 100644
--- a/include/uapi/linux/atm_eni.h
+++ b/include/uapi/linux/atm_eni.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* atm_eni.h - Driver-specific declarations of the ENI driver (for use by
driver-specific utilities) */
diff --git a/include/uapi/linux/atm_he.h b/include/uapi/linux/atm_he.h
index 2a7713b597cf..9f4b43293988 100644
--- a/include/uapi/linux/atm_he.h
+++ b/include/uapi/linux/atm_he.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* atm_he.h */
#ifndef LINUX_ATM_HE_H
diff --git a/include/uapi/linux/atm_idt77105.h b/include/uapi/linux/atm_idt77105.h
index 8b724000aa50..f0fd6912a14b 100644
--- a/include/uapi/linux/atm_idt77105.h
+++ b/include/uapi/linux/atm_idt77105.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* atm_idt77105.h - Driver-specific declarations of the IDT77105 driver (for
* use by driver-specific utilities) */
diff --git a/include/uapi/linux/atm_nicstar.h b/include/uapi/linux/atm_nicstar.h
index 577b79f33e8d..880d368b5b9a 100644
--- a/include/uapi/linux/atm_nicstar.h
+++ b/include/uapi/linux/atm_nicstar.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/******************************************************************************
*
* atm_nicstar.h
diff --git a/include/uapi/linux/atm_tcp.h b/include/uapi/linux/atm_tcp.h
index 914e821da64d..7309e1bc8867 100644
--- a/include/uapi/linux/atm_tcp.h
+++ b/include/uapi/linux/atm_tcp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* atm_tcp.h - Driver-specific declarations of the ATMTCP driver (for use by
driver-specific utilities) */
diff --git a/include/uapi/linux/atm_zatm.h b/include/uapi/linux/atm_zatm.h
index 9c9c6ad55f14..5135027b93c1 100644
--- a/include/uapi/linux/atm_zatm.h
+++ b/include/uapi/linux/atm_zatm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* atm_zatm.h - Driver-specific declarations of the ZATM driver (for use by
driver-specific utilities) */
diff --git a/include/uapi/linux/atmapi.h b/include/uapi/linux/atmapi.h
index 8fe54d90d95b..c9bf5c23a71f 100644
--- a/include/uapi/linux/atmapi.h
+++ b/include/uapi/linux/atmapi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* atmapi.h - ATM API user space/kernel compatibility */
/* Written 1999,2000 by Werner Almesberger, EPFL ICA */
diff --git a/include/uapi/linux/atmarp.h b/include/uapi/linux/atmarp.h
index 231f4bdec730..8e44d121fde1 100644
--- a/include/uapi/linux/atmarp.h
+++ b/include/uapi/linux/atmarp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* atmarp.h - ATM ARP protocol and kernel-demon interface definitions */
/* Written 1995-1999 by Werner Almesberger, EPFL LRC/ICA */
diff --git a/include/uapi/linux/atmbr2684.h b/include/uapi/linux/atmbr2684.h
index fdb2629b6189..a9e2250cd720 100644
--- a/include/uapi/linux/atmbr2684.h
+++ b/include/uapi/linux/atmbr2684.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_ATMBR2684_H
#define _LINUX_ATMBR2684_H
diff --git a/include/uapi/linux/atmclip.h b/include/uapi/linux/atmclip.h
index 02c94c448dd6..c818bb82b4e6 100644
--- a/include/uapi/linux/atmclip.h
+++ b/include/uapi/linux/atmclip.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* atmclip.h - Classical IP over ATM */
/* Written 1995-1998 by Werner Almesberger, EPFL LRC/ICA */
diff --git a/include/uapi/linux/atmdev.h b/include/uapi/linux/atmdev.h
index 93e0ec008ca8..a5c15cf23bd7 100644
--- a/include/uapi/linux/atmdev.h
+++ b/include/uapi/linux/atmdev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* atmdev.h - ATM device driver declarations and various related items */
/* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */
diff --git a/include/uapi/linux/atmioc.h b/include/uapi/linux/atmioc.h
index 37f67aa8f1c1..cd7655e40c77 100644
--- a/include/uapi/linux/atmioc.h
+++ b/include/uapi/linux/atmioc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* atmioc.h - ranges for ATM-related ioctl numbers */
/* Written 1995-1999 by Werner Almesberger, EPFL LRC/ICA */
diff --git a/include/uapi/linux/atmlec.h b/include/uapi/linux/atmlec.h
index 302791e3ab2b..c68346bb40e6 100644
--- a/include/uapi/linux/atmlec.h
+++ b/include/uapi/linux/atmlec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* ATM Lan Emulation Daemon driver interface
*
diff --git a/include/uapi/linux/atmmpc.h b/include/uapi/linux/atmmpc.h
index 2aba5787fa63..cc17f4304839 100644
--- a/include/uapi/linux/atmmpc.h
+++ b/include/uapi/linux/atmmpc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ATMMPC_H_
#define _ATMMPC_H_
diff --git a/include/uapi/linux/atmppp.h b/include/uapi/linux/atmppp.h
index 300dcce0c83f..504b9989675b 100644
--- a/include/uapi/linux/atmppp.h
+++ b/include/uapi/linux/atmppp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* atmppp.h - RFC2364 PPPoATM */
/* Written 2000 by Mitchell Blank Jr */
diff --git a/include/uapi/linux/atmsap.h b/include/uapi/linux/atmsap.h
index 799b104515d7..fc052481eae0 100644
--- a/include/uapi/linux/atmsap.h
+++ b/include/uapi/linux/atmsap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* atmsap.h - ATM Service Access Point addressing definitions */
/* Written 1995-1999 by Werner Almesberger, EPFL LRC/ICA */
diff --git a/include/uapi/linux/atmsvc.h b/include/uapi/linux/atmsvc.h
index aa71583b8da7..137b5f853449 100644
--- a/include/uapi/linux/atmsvc.h
+++ b/include/uapi/linux/atmsvc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* atmsvc.h - ATM signaling kernel-demon interface definitions */
/* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */
diff --git a/include/uapi/linux/audit.h b/include/uapi/linux/audit.h
index 0714a66f0e0c..7668582db6ba 100644
--- a/include/uapi/linux/audit.h
+++ b/include/uapi/linux/audit.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/* audit.h -- Auditing support
*
* Copyright 2003-2004 Red Hat Inc., Durham, North Carolina.
diff --git a/include/uapi/linux/auto_dev-ioctl.h b/include/uapi/linux/auto_dev-ioctl.h
index 5558db8e6646..374742651c30 100644
--- a/include/uapi/linux/auto_dev-ioctl.h
+++ b/include/uapi/linux/auto_dev-ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright 2008 Red Hat, Inc. All rights reserved.
* Copyright 2008 Ian Kent <raven@themaw.net>
diff --git a/include/uapi/linux/auto_fs.h b/include/uapi/linux/auto_fs.h
index aa63451ef20a..2a4432c7a4b4 100644
--- a/include/uapi/linux/auto_fs.h
+++ b/include/uapi/linux/auto_fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright 1997 Transmeta Corporation - All Rights Reserved
*
diff --git a/include/uapi/linux/auto_fs4.h b/include/uapi/linux/auto_fs4.h
index 9453e9a07c9d..1f608e27a06f 100644
--- a/include/uapi/linux/auto_fs4.h
+++ b/include/uapi/linux/auto_fs4.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright 1999-2000 Jeremy Fitzhardinge <jeremy@goop.org>
*
diff --git a/include/uapi/linux/auxvec.h b/include/uapi/linux/auxvec.h
index 835c065cc7e1..abe5f2b6581b 100644
--- a/include/uapi/linux/auxvec.h
+++ b/include/uapi/linux/auxvec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_AUXVEC_H
#define _UAPI_LINUX_AUXVEC_H
diff --git a/include/uapi/linux/ax25.h b/include/uapi/linux/ax25.h
index 74c89a41732d..b496b9d8452f 100644
--- a/include/uapi/linux/ax25.h
+++ b/include/uapi/linux/ax25.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* These are the public elements of the Linux kernel AX.25 code. A similar
* file netrom.h exists for the NET/ROM protocol.
diff --git a/include/uapi/linux/b1lli.h b/include/uapi/linux/b1lli.h
index 713f712685d3..4ae6ac9950df 100644
--- a/include/uapi/linux/b1lli.h
+++ b/include/uapi/linux/b1lli.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* $Id: b1lli.h,v 1.8.8.3 2001/09/23 22:25:05 kai Exp $
*
* ISDN lowlevel-module for AVM B1-card.
diff --git a/include/uapi/linux/baycom.h b/include/uapi/linux/baycom.h
index 81249e029dad..478cb565ae52 100644
--- a/include/uapi/linux/baycom.h
+++ b/include/uapi/linux/baycom.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* The Linux BAYCOM driver for the Baycom serial 1200 baud modem
* and the parallel 9600 baud modem
diff --git a/include/uapi/linux/bcache.h b/include/uapi/linux/bcache.h
index e3bb0635e94a..90fc490f973f 100644
--- a/include/uapi/linux/bcache.h
+++ b/include/uapi/linux/bcache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_BCACHE_H
#define _LINUX_BCACHE_H
diff --git a/include/uapi/linux/bcm933xx_hcs.h b/include/uapi/linux/bcm933xx_hcs.h
index d22821831549..f9fccf3c3654 100644
--- a/include/uapi/linux/bcm933xx_hcs.h
+++ b/include/uapi/linux/bcm933xx_hcs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Broadcom Cable Modem firmware format
*/
diff --git a/include/uapi/linux/bfs_fs.h b/include/uapi/linux/bfs_fs.h
index 1c0b355aa515..73445ef07dda 100644
--- a/include/uapi/linux/bfs_fs.h
+++ b/include/uapi/linux/bfs_fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/linux/bfs_fs.h - BFS data structures on disk.
* Copyright (C) 1999 Tigran Aivazian <tigran@veritas.com>
diff --git a/include/uapi/linux/binfmts.h b/include/uapi/linux/binfmts.h
index 4eb5972867c0..4abad03a8853 100644
--- a/include/uapi/linux/binfmts.h
+++ b/include/uapi/linux/binfmts.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_BINFMTS_H
#define _UAPI_LINUX_BINFMTS_H
diff --git a/include/uapi/linux/blkpg.h b/include/uapi/linux/blkpg.h
index 63739a035085..ac6474e4f29d 100644
--- a/include/uapi/linux/blkpg.h
+++ b/include/uapi/linux/blkpg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__LINUX_BLKPG_H
#define _UAPI__LINUX_BLKPG_H
diff --git a/include/uapi/linux/blktrace_api.h b/include/uapi/linux/blktrace_api.h
index 9cdaedeadb84..20d1490d6377 100644
--- a/include/uapi/linux/blktrace_api.h
+++ b/include/uapi/linux/blktrace_api.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPIBLKTRACE_H
#define _UAPIBLKTRACE_H
diff --git a/include/uapi/linux/blkzoned.h b/include/uapi/linux/blkzoned.h
index 40d1d7bff537..e3c70fe6bf0f 100644
--- a/include/uapi/linux/blkzoned.h
+++ b/include/uapi/linux/blkzoned.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Zoned block devices handling.
*
diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h
index f90860d1f897..30f2ce76b517 100644
--- a/include/uapi/linux/bpf.h
+++ b/include/uapi/linux/bpf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* Copyright (c) 2011-2014 PLUMgrid, http://plumgrid.com
*
* This program is free software; you can redistribute it and/or
@@ -575,7 +576,7 @@ union bpf_attr {
* @map: pointer to sockmap
* @key: key to lookup sock in map
* @flags: reserved for future use
- * Return: SK_REDIRECT
+ * Return: SK_PASS
*
* int bpf_sock_map_update(skops, map, key, flags)
* @skops: pointer to bpf_sock_ops
@@ -786,9 +787,8 @@ struct xdp_md {
};
enum sk_action {
- SK_ABORTED = 0,
- SK_DROP,
- SK_REDIRECT,
+ SK_DROP = 0,
+ SK_PASS,
};
#define BPF_TAG_SIZE 8
diff --git a/include/uapi/linux/bpf_common.h b/include/uapi/linux/bpf_common.h
index a5c220e0828f..18be90725ab0 100644
--- a/include/uapi/linux/bpf_common.h
+++ b/include/uapi/linux/bpf_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__LINUX_BPF_COMMON_H__
#define _UAPI__LINUX_BPF_COMMON_H__
diff --git a/include/uapi/linux/bpf_perf_event.h b/include/uapi/linux/bpf_perf_event.h
index 067427259820..af549d4ecf1b 100644
--- a/include/uapi/linux/bpf_perf_event.h
+++ b/include/uapi/linux/bpf_perf_event.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* Copyright (c) 2016 Facebook
*
* This program is free software; you can redistribute it and/or
diff --git a/include/uapi/linux/bpqether.h b/include/uapi/linux/bpqether.h
index 05865edaefda..d1d63e2acdeb 100644
--- a/include/uapi/linux/bpqether.h
+++ b/include/uapi/linux/bpqether.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __BPQETHER_H
#define __BPQETHER_H
diff --git a/include/uapi/linux/bsg.h b/include/uapi/linux/bsg.h
index 02986cf8b6f1..cd6302def5ed 100644
--- a/include/uapi/linux/bsg.h
+++ b/include/uapi/linux/bsg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPIBSG_H
#define _UAPIBSG_H
diff --git a/include/uapi/linux/bt-bmc.h b/include/uapi/linux/bt-bmc.h
index d9ec766a63d0..2ffdccfccc1d 100644
--- a/include/uapi/linux/bt-bmc.h
+++ b/include/uapi/linux/bt-bmc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright (c) 2015-2016, IBM Corporation.
*
diff --git a/include/uapi/linux/btrfs.h b/include/uapi/linux/btrfs.h
index 378230c163d5..6cdfd12cd14c 100644
--- a/include/uapi/linux/btrfs.h
+++ b/include/uapi/linux/btrfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2007 Oracle. All rights reserved.
*
diff --git a/include/uapi/linux/btrfs_tree.h b/include/uapi/linux/btrfs_tree.h
index 10689e1fdf11..8f659bb7badc 100644
--- a/include/uapi/linux/btrfs_tree.h
+++ b/include/uapi/linux/btrfs_tree.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _BTRFS_CTREE_H_
#define _BTRFS_CTREE_H_
diff --git a/include/uapi/linux/byteorder/big_endian.h b/include/uapi/linux/byteorder/big_endian.h
index cdab17ab907c..2199adc6a6c2 100644
--- a/include/uapi/linux/byteorder/big_endian.h
+++ b/include/uapi/linux/byteorder/big_endian.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_BYTEORDER_BIG_ENDIAN_H
#define _UAPI_LINUX_BYTEORDER_BIG_ENDIAN_H
diff --git a/include/uapi/linux/byteorder/little_endian.h b/include/uapi/linux/byteorder/little_endian.h
index 4b93f2b260dd..601c904fd5cd 100644
--- a/include/uapi/linux/byteorder/little_endian.h
+++ b/include/uapi/linux/byteorder/little_endian.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_BYTEORDER_LITTLE_ENDIAN_H
#define _UAPI_LINUX_BYTEORDER_LITTLE_ENDIAN_H
diff --git a/include/uapi/linux/caif/caif_socket.h b/include/uapi/linux/caif/caif_socket.h
index 586e9f98184f..10ec1d1cf68e 100644
--- a/include/uapi/linux/caif/caif_socket.h
+++ b/include/uapi/linux/caif/caif_socket.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* linux/caif_socket.h
* CAIF Definitions for CAIF socket and network layer
* Copyright (C) ST-Ericsson AB 2010
diff --git a/include/uapi/linux/caif/if_caif.h b/include/uapi/linux/caif/if_caif.h
index 7618aabe8c6b..74bca19403fa 100644
--- a/include/uapi/linux/caif/if_caif.h
+++ b/include/uapi/linux/caif/if_caif.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) ST-Ericsson AB 2010
* Author: Sjur Brendeland
diff --git a/include/uapi/linux/can.h b/include/uapi/linux/can.h
index c48d93a28d1a..d7f97ac197a9 100644
--- a/include/uapi/linux/can.h
+++ b/include/uapi/linux/can.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
/*
* linux/can.h
*
diff --git a/include/uapi/linux/can/bcm.h b/include/uapi/linux/can/bcm.h
index cefb304414ba..0fb328d93148 100644
--- a/include/uapi/linux/can/bcm.h
+++ b/include/uapi/linux/can/bcm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
/*
* linux/can/bcm.h
*
diff --git a/include/uapi/linux/can/error.h b/include/uapi/linux/can/error.h
index 1c508be9687f..bfc4b5d22a5e 100644
--- a/include/uapi/linux/can/error.h
+++ b/include/uapi/linux/can/error.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
/*
* linux/can/error.h
*
diff --git a/include/uapi/linux/can/gw.h b/include/uapi/linux/can/gw.h
index 5079b9d57e31..7bee7a0b9800 100644
--- a/include/uapi/linux/can/gw.h
+++ b/include/uapi/linux/can/gw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
/*
* linux/can/gw.h
*
diff --git a/include/uapi/linux/can/netlink.h b/include/uapi/linux/can/netlink.h
index fdf75f74fdaf..96710e76d5ce 100644
--- a/include/uapi/linux/can/netlink.h
+++ b/include/uapi/linux/can/netlink.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* linux/can/netlink.h
*
diff --git a/include/uapi/linux/can/raw.h b/include/uapi/linux/can/raw.h
index 8735f1080385..be3b36e7ff61 100644
--- a/include/uapi/linux/can/raw.h
+++ b/include/uapi/linux/can/raw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
/*
* linux/can/raw.h
*
diff --git a/include/uapi/linux/can/vxcan.h b/include/uapi/linux/can/vxcan.h
index ffb0b7156f7e..066812d118a2 100644
--- a/include/uapi/linux/can/vxcan.h
+++ b/include/uapi/linux/can/vxcan.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_CAN_VXCAN_H
#define _UAPI_CAN_VXCAN_H
diff --git a/include/uapi/linux/capability.h b/include/uapi/linux/capability.h
index 230e05d35191..240fdb9a60f6 100644
--- a/include/uapi/linux/capability.h
+++ b/include/uapi/linux/capability.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This is <linux/capability.h>
*
diff --git a/include/uapi/linux/capi.h b/include/uapi/linux/capi.h
index 7b145fd7afb6..31f946f8a88d 100644
--- a/include/uapi/linux/capi.h
+++ b/include/uapi/linux/capi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* $Id: capi.h,v 1.4.6.1 2001/09/23 22:25:05 kai Exp $
*
* CAPI 2.0 Interface for Linux
diff --git a/include/uapi/linux/cciss_defs.h b/include/uapi/linux/cciss_defs.h
index 316b670d4e33..5cbdfe993365 100644
--- a/include/uapi/linux/cciss_defs.h
+++ b/include/uapi/linux/cciss_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef CCISS_DEFS_H
#define CCISS_DEFS_H
diff --git a/include/uapi/linux/cciss_ioctl.h b/include/uapi/linux/cciss_ioctl.h
index bb0b9ddf7eeb..562230199461 100644
--- a/include/uapi/linux/cciss_ioctl.h
+++ b/include/uapi/linux/cciss_ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPICCISS_IOCTLH
#define _UAPICCISS_IOCTLH
diff --git a/include/uapi/linux/cdrom.h b/include/uapi/linux/cdrom.h
index bd17ad5aa06d..2817230148fd 100644
--- a/include/uapi/linux/cdrom.h
+++ b/include/uapi/linux/cdrom.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* -- <linux/cdrom.h>
* General header file for linux CD-ROM drivers
diff --git a/include/uapi/linux/cec-funcs.h b/include/uapi/linux/cec-funcs.h
index 270b251a3d9b..28e8a2a86e16 100644
--- a/include/uapi/linux/cec-funcs.h
+++ b/include/uapi/linux/cec-funcs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
/*
* cec - HDMI Consumer Electronics Control message functions
*
diff --git a/include/uapi/linux/cec.h b/include/uapi/linux/cec.h
index 4351c3481aea..c3114c989e91 100644
--- a/include/uapi/linux/cec.h
+++ b/include/uapi/linux/cec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
/*
* cec - HDMI Consumer Electronics Control public header
*
diff --git a/include/uapi/linux/cgroupstats.h b/include/uapi/linux/cgroupstats.h
index 3753c33160d1..aa306e4cd6c1 100644
--- a/include/uapi/linux/cgroupstats.h
+++ b/include/uapi/linux/cgroupstats.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: LGPL-2.1 WITH Linux-syscall-note */
/* cgroupstats.h - exporting per-cgroup statistics
*
* Copyright IBM Corporation, 2007
diff --git a/include/uapi/linux/chio.h b/include/uapi/linux/chio.h
index d9bac7f97282..689fc93fafda 100644
--- a/include/uapi/linux/chio.h
+++ b/include/uapi/linux/chio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* ioctl interface for the scsi media changer driver
*/
diff --git a/include/uapi/linux/cifs/cifs_mount.h b/include/uapi/linux/cifs/cifs_mount.h
index d7e4c6ce6171..69829205fdb5 100644
--- a/include/uapi/linux/cifs/cifs_mount.h
+++ b/include/uapi/linux/cifs/cifs_mount.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: LGPL-2.1+ WITH Linux-syscall-note */
/*
* include/uapi/linux/cifs/cifs_mount.h
*
diff --git a/include/uapi/linux/cm4000_cs.h b/include/uapi/linux/cm4000_cs.h
index 1217f751a1bc..c70a62ec8a49 100644
--- a/include/uapi/linux/cm4000_cs.h
+++ b/include/uapi/linux/cm4000_cs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_CM4000_H_
#define _UAPI_CM4000_H_
diff --git a/include/uapi/linux/cn_proc.h b/include/uapi/linux/cn_proc.h
index f6c271035bbd..68ff25414700 100644
--- a/include/uapi/linux/cn_proc.h
+++ b/include/uapi/linux/cn_proc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: LGPL-2.1 WITH Linux-syscall-note */
/*
* cn_proc.h - process events connector
*
diff --git a/include/uapi/linux/coda_psdev.h b/include/uapi/linux/coda_psdev.h
index 79d05981fc4b..aa6623efd2dd 100644
--- a/include/uapi/linux/coda_psdev.h
+++ b/include/uapi/linux/coda_psdev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__CODA_PSDEV_H
#define _UAPI__CODA_PSDEV_H
diff --git a/include/uapi/linux/coff.h b/include/uapi/linux/coff.h
index 6354a7fe22b2..e4a79f80b9a0 100644
--- a/include/uapi/linux/coff.h
+++ b/include/uapi/linux/coff.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* This file is derived from the GAS 2.1.4 assembler control file.
The GAS product is under the GNU General Public License, version 2 or later.
As such, this file is also under that license.
diff --git a/include/uapi/linux/connector.h b/include/uapi/linux/connector.h
index 4cb283505e45..3738936149a2 100644
--- a/include/uapi/linux/connector.h
+++ b/include/uapi/linux/connector.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* connector.h
*
diff --git a/include/uapi/linux/const.h b/include/uapi/linux/const.h
index c872bfd25e13..92537757590a 100644
--- a/include/uapi/linux/const.h
+++ b/include/uapi/linux/const.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* const.h: Macros for dealing with constants. */
#ifndef _LINUX_CONST_H
diff --git a/include/uapi/linux/coresight-stm.h b/include/uapi/linux/coresight-stm.h
index 7e4272cf1fb2..aac550a52f80 100644
--- a/include/uapi/linux/coresight-stm.h
+++ b/include/uapi/linux/coresight-stm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __UAPI_CORESIGHT_STM_H_
#define __UAPI_CORESIGHT_STM_H_
diff --git a/include/uapi/linux/cramfs_fs.h b/include/uapi/linux/cramfs_fs.h
index e4611a9b9243..5519504199e6 100644
--- a/include/uapi/linux/cramfs_fs.h
+++ b/include/uapi/linux/cramfs_fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__CRAMFS_H
#define _UAPI__CRAMFS_H
diff --git a/include/uapi/linux/cryptouser.h b/include/uapi/linux/cryptouser.h
index fdcbb3c29083..19bf0ca6d635 100644
--- a/include/uapi/linux/cryptouser.h
+++ b/include/uapi/linux/cryptouser.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Crypto user configuration API.
*
diff --git a/include/uapi/linux/cuda.h b/include/uapi/linux/cuda.h
index 286f9f10fce8..28182557748d 100644
--- a/include/uapi/linux/cuda.h
+++ b/include/uapi/linux/cuda.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Definitions for talking to the CUDA. The CUDA is a microcontroller
* which controls the ADB, system power, RTC, and various other things.
diff --git a/include/uapi/linux/cyclades.h b/include/uapi/linux/cyclades.h
index 12b587aa361c..8279bc3d60ca 100644
--- a/include/uapi/linux/cyclades.h
+++ b/include/uapi/linux/cyclades.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* $Revision: 3.0 $$Date: 1998/11/02 14:20:59 $
* linux/include/linux/cyclades.h
*
diff --git a/include/uapi/linux/cycx_cfm.h b/include/uapi/linux/cycx_cfm.h
index 032d26ed8384..51f541942ff9 100644
--- a/include/uapi/linux/cycx_cfm.h
+++ b/include/uapi/linux/cycx_cfm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* cycx_cfm.h Cyclom 2X WAN Link Driver.
* Definitions for the Cyclom 2X Firmware Module (CFM).
diff --git a/include/uapi/linux/dcbnl.h b/include/uapi/linux/dcbnl.h
index 3ea470f35e40..b6170a6af7c2 100644
--- a/include/uapi/linux/dcbnl.h
+++ b/include/uapi/linux/dcbnl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (c) 2008-2011, Intel Corporation.
*
diff --git a/include/uapi/linux/dccp.h b/include/uapi/linux/dccp.h
index 52a9cd7307e7..6e1978dbcf7c 100644
--- a/include/uapi/linux/dccp.h
+++ b/include/uapi/linux/dccp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_DCCP_H
#define _UAPI_LINUX_DCCP_H
diff --git a/include/uapi/linux/devlink.h b/include/uapi/linux/devlink.h
index 0cbca96c66b9..6665df69e26a 100644
--- a/include/uapi/linux/devlink.h
+++ b/include/uapi/linux/devlink.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* include/uapi/linux/devlink.h - Network physical device Netlink interface
* Copyright (c) 2016 Mellanox Technologies. All rights reserved.
diff --git a/include/uapi/linux/dlm.h b/include/uapi/linux/dlm.h
index 1f73cc06168f..0d2eca287567 100644
--- a/include/uapi/linux/dlm.h
+++ b/include/uapi/linux/dlm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/******************************************************************************
*******************************************************************************
**
diff --git a/include/uapi/linux/dlm_device.h b/include/uapi/linux/dlm_device.h
index df56c8ff0769..f880d2831160 100644
--- a/include/uapi/linux/dlm_device.h
+++ b/include/uapi/linux/dlm_device.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/******************************************************************************
*******************************************************************************
**
diff --git a/include/uapi/linux/dlm_netlink.h b/include/uapi/linux/dlm_netlink.h
index ef1e2e08769a..5dc3a67d353d 100644
--- a/include/uapi/linux/dlm_netlink.h
+++ b/include/uapi/linux/dlm_netlink.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2007 Red Hat, Inc. All rights reserved.
*
diff --git a/include/uapi/linux/dlm_plock.h b/include/uapi/linux/dlm_plock.h
index 6ae692c909cb..63b6c1fd9169 100644
--- a/include/uapi/linux/dlm_plock.h
+++ b/include/uapi/linux/dlm_plock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2005-2008 Red Hat, Inc. All rights reserved.
*
diff --git a/include/uapi/linux/dlmconstants.h b/include/uapi/linux/dlmconstants.h
index 2857bdc5b27b..a8ae47c32a37 100644
--- a/include/uapi/linux/dlmconstants.h
+++ b/include/uapi/linux/dlmconstants.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/******************************************************************************
*******************************************************************************
**
diff --git a/include/uapi/linux/dm-ioctl.h b/include/uapi/linux/dm-ioctl.h
index ccaea525340b..14c44ec8b622 100644
--- a/include/uapi/linux/dm-ioctl.h
+++ b/include/uapi/linux/dm-ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: LGPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright (C) 2001 - 2003 Sistina Software (UK) Limited.
* Copyright (C) 2004 - 2009 Red Hat, Inc. All rights reserved.
diff --git a/include/uapi/linux/dm-log-userspace.h b/include/uapi/linux/dm-log-userspace.h
index 05e91e14c501..5c47a8603376 100644
--- a/include/uapi/linux/dm-log-userspace.h
+++ b/include/uapi/linux/dm-log-userspace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: LGPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright (C) 2006-2009 Red Hat, Inc.
*
diff --git a/include/uapi/linux/dma-buf.h b/include/uapi/linux/dma-buf.h
index fb0dedb7c121..d75df5210a4a 100644
--- a/include/uapi/linux/dma-buf.h
+++ b/include/uapi/linux/dma-buf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Framework for buffer objects that can be shared across devices/subsystems.
*
diff --git a/include/uapi/linux/dn.h b/include/uapi/linux/dn.h
index 4295c745f342..36ca71bd8bbe 100644
--- a/include/uapi/linux/dn.h
+++ b/include/uapi/linux/dn.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_DN_H
#define _LINUX_DN_H
diff --git a/include/uapi/linux/dqblk_xfs.h b/include/uapi/linux/dqblk_xfs.h
index 11b3b31faf14..03d890b80ebc 100644
--- a/include/uapi/linux/dqblk_xfs.h
+++ b/include/uapi/linux/dqblk_xfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: LGPL-2.1+ WITH Linux-syscall-note */
/*
* Copyright (c) 1995-2001,2004 Silicon Graphics, Inc. All Rights Reserved.
*
diff --git a/include/uapi/linux/dvb/audio.h b/include/uapi/linux/dvb/audio.h
index d47bccd604e4..69f7a85d81b1 100644
--- a/include/uapi/linux/dvb/audio.h
+++ b/include/uapi/linux/dvb/audio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: LGPL-2.1+ WITH Linux-syscall-note */
/*
* audio.h
*
diff --git a/include/uapi/linux/dvb/ca.h b/include/uapi/linux/dvb/ca.h
index cb150029fdff..dffa59e95ebb 100644
--- a/include/uapi/linux/dvb/ca.h
+++ b/include/uapi/linux/dvb/ca.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: LGPL-2.1+ WITH Linux-syscall-note */
/*
* ca.h
*
diff --git a/include/uapi/linux/dvb/dmx.h b/include/uapi/linux/dvb/dmx.h
index 4aa5f6a1815a..c10f1324b4ca 100644
--- a/include/uapi/linux/dvb/dmx.h
+++ b/include/uapi/linux/dvb/dmx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: LGPL-2.1+ WITH Linux-syscall-note */
/*
* dmx.h
*
diff --git a/include/uapi/linux/dvb/frontend.h b/include/uapi/linux/dvb/frontend.h
index 861cacd5711f..f46de499b51b 100644
--- a/include/uapi/linux/dvb/frontend.h
+++ b/include/uapi/linux/dvb/frontend.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: LGPL-2.1+ WITH Linux-syscall-note */
/*
* frontend.h
*
diff --git a/include/uapi/linux/dvb/net.h b/include/uapi/linux/dvb/net.h
index 89d805f9a5a6..0c550ef93f2c 100644
--- a/include/uapi/linux/dvb/net.h
+++ b/include/uapi/linux/dvb/net.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: LGPL-2.1+ WITH Linux-syscall-note */
/*
* net.h
*
diff --git a/include/uapi/linux/dvb/osd.h b/include/uapi/linux/dvb/osd.h
index 880e68435832..e163508b9ae8 100644
--- a/include/uapi/linux/dvb/osd.h
+++ b/include/uapi/linux/dvb/osd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: LGPL-2.1+ WITH Linux-syscall-note */
/*
* osd.h
*
diff --git a/include/uapi/linux/dvb/version.h b/include/uapi/linux/dvb/version.h
index e53e2ad4444f..02e32ea83984 100644
--- a/include/uapi/linux/dvb/version.h
+++ b/include/uapi/linux/dvb/version.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: LGPL-2.1+ WITH Linux-syscall-note */
/*
* version.h
*
diff --git a/include/uapi/linux/dvb/video.h b/include/uapi/linux/dvb/video.h
index c83d40b8a8a4..4d51f98182bb 100644
--- a/include/uapi/linux/dvb/video.h
+++ b/include/uapi/linux/dvb/video.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: LGPL-2.1+ WITH Linux-syscall-note */
/*
* video.h
*
diff --git a/include/uapi/linux/edd.h b/include/uapi/linux/edd.h
index 89240a04e4c8..0fe3e02aec65 100644
--- a/include/uapi/linux/edd.h
+++ b/include/uapi/linux/edd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* linux/include/linux/edd.h
* Copyright (C) 2002, 2003, 2004 Dell Inc.
diff --git a/include/uapi/linux/efs_fs_sb.h b/include/uapi/linux/efs_fs_sb.h
index a01be90c58cc..6bad29a10faa 100644
--- a/include/uapi/linux/efs_fs_sb.h
+++ b/include/uapi/linux/efs_fs_sb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* efs_fs_sb.h
*
diff --git a/include/uapi/linux/elf-em.h b/include/uapi/linux/elf-em.h
index 9cd1de954c0a..31aa10178335 100644
--- a/include/uapi/linux/elf-em.h
+++ b/include/uapi/linux/elf-em.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_ELF_EM_H
#define _LINUX_ELF_EM_H
diff --git a/include/uapi/linux/elf-fdpic.h b/include/uapi/linux/elf-fdpic.h
index 3921e33aec8e..4fcc6cfebe18 100644
--- a/include/uapi/linux/elf-fdpic.h
+++ b/include/uapi/linux/elf-fdpic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/* elf-fdpic.h: FDPIC ELF load map
*
* Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
diff --git a/include/uapi/linux/elf.h b/include/uapi/linux/elf.h
index b5280db9ef6a..c58627c0d6fb 100644
--- a/include/uapi/linux/elf.h
+++ b/include/uapi/linux/elf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_ELF_H
#define _UAPI_LINUX_ELF_H
diff --git a/include/uapi/linux/elfcore.h b/include/uapi/linux/elfcore.h
index 569737cfb557..0b2c9e16e345 100644
--- a/include/uapi/linux/elfcore.h
+++ b/include/uapi/linux/elfcore.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_ELFCORE_H
#define _UAPI_LINUX_ELFCORE_H
diff --git a/include/uapi/linux/errqueue.h b/include/uapi/linux/errqueue.h
index 78fdf52d6b2f..dc64cfaf13da 100644
--- a/include/uapi/linux/errqueue.h
+++ b/include/uapi/linux/errqueue.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_ERRQUEUE_H
#define _UAPI_LINUX_ERRQUEUE_H
diff --git a/include/uapi/linux/ethtool.h b/include/uapi/linux/ethtool.h
index 5bd1b1de4ea0..ac71559314e7 100644
--- a/include/uapi/linux/ethtool.h
+++ b/include/uapi/linux/ethtool.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* ethtool.h: Defines for Linux ethtool.
*
diff --git a/include/uapi/linux/eventpoll.h b/include/uapi/linux/eventpoll.h
index f4d5c998cc2b..63e21be30f15 100644
--- a/include/uapi/linux/eventpoll.h
+++ b/include/uapi/linux/eventpoll.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* include/linux/eventpoll.h ( Efficient event polling implementation )
* Copyright (C) 2001,...,2006 Davide Libenzi
diff --git a/include/uapi/linux/fadvise.h b/include/uapi/linux/fadvise.h
index e8e747139b9a..0862b87434c2 100644
--- a/include/uapi/linux/fadvise.h
+++ b/include/uapi/linux/fadvise.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef FADVISE_H_INCLUDED
#define FADVISE_H_INCLUDED
diff --git a/include/uapi/linux/falloc.h b/include/uapi/linux/falloc.h
index b075f601919b..51398fa57f6c 100644
--- a/include/uapi/linux/falloc.h
+++ b/include/uapi/linux/falloc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_FALLOC_H_
#define _UAPI_FALLOC_H_
diff --git a/include/uapi/linux/fanotify.h b/include/uapi/linux/fanotify.h
index 030508d195d3..f79c4e1a84b9 100644
--- a/include/uapi/linux/fanotify.h
+++ b/include/uapi/linux/fanotify.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_FANOTIFY_H
#define _UAPI_LINUX_FANOTIFY_H
diff --git a/include/uapi/linux/fb.h b/include/uapi/linux/fb.h
index fb795c3b3c17..6cd9b198b7c6 100644
--- a/include/uapi/linux/fb.h
+++ b/include/uapi/linux/fb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_FB_H
#define _UAPI_LINUX_FB_H
diff --git a/include/uapi/linux/fcntl.h b/include/uapi/linux/fcntl.h
index ec69d55bcec7..6448cdd9a350 100644
--- a/include/uapi/linux/fcntl.h
+++ b/include/uapi/linux/fcntl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_FCNTL_H
#define _UAPI_LINUX_FCNTL_H
diff --git a/include/uapi/linux/fd.h b/include/uapi/linux/fd.h
index 84c517cbce90..90fb94712c41 100644
--- a/include/uapi/linux/fd.h
+++ b/include/uapi/linux/fd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_FD_H
#define _UAPI_LINUX_FD_H
diff --git a/include/uapi/linux/fdreg.h b/include/uapi/linux/fdreg.h
index 61ce64169004..5e2981d5c523 100644
--- a/include/uapi/linux/fdreg.h
+++ b/include/uapi/linux/fdreg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_FDREG_H
#define _LINUX_FDREG_H
/*
diff --git a/include/uapi/linux/fib_rules.h b/include/uapi/linux/fib_rules.h
index bbf02a63a011..2b642bf9b5a0 100644
--- a/include/uapi/linux/fib_rules.h
+++ b/include/uapi/linux/fib_rules.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_FIB_RULES_H
#define __LINUX_FIB_RULES_H
diff --git a/include/uapi/linux/fiemap.h b/include/uapi/linux/fiemap.h
index 0c51d617dae9..8c0bc24d5d95 100644
--- a/include/uapi/linux/fiemap.h
+++ b/include/uapi/linux/fiemap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* FS_IOC_FIEMAP ioctl infrastructure.
*
diff --git a/include/uapi/linux/filter.h b/include/uapi/linux/filter.h
index c97340e43dd6..13f5b65a888f 100644
--- a/include/uapi/linux/filter.h
+++ b/include/uapi/linux/filter.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Linux Socket Filter Data Structures
*/
diff --git a/include/uapi/linux/flat.h b/include/uapi/linux/flat.h
index 88cd6baba8f3..27e595e44fb7 100644
--- a/include/uapi/linux/flat.h
+++ b/include/uapi/linux/flat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2002-2003 David McCullough <davidm@snapgear.com>
* Copyright (C) 1998 Kenneth Albanowski <kjahds@kjahds.com>
diff --git a/include/uapi/linux/fou.h b/include/uapi/linux/fou.h
index d2947c52dc67..f2ea833a2812 100644
--- a/include/uapi/linux/fou.h
+++ b/include/uapi/linux/fou.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* fou.h - FOU Interface */
#ifndef _UAPI_LINUX_FOU_H
diff --git a/include/uapi/linux/fs.h b/include/uapi/linux/fs.h
index 56235dddea7d..4199f8acbce5 100644
--- a/include/uapi/linux/fs.h
+++ b/include/uapi/linux/fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_FS_H
#define _UAPI_LINUX_FS_H
diff --git a/include/uapi/linux/fsl_hypervisor.h b/include/uapi/linux/fsl_hypervisor.h
index 1bf04967fec4..1e237fba951f 100644
--- a/include/uapi/linux/fsl_hypervisor.h
+++ b/include/uapi/linux/fsl_hypervisor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0+ WITH Linux-syscall-note) OR BSD-3-Clause) */
/*
* Freescale hypervisor ioctl and kernel interface
*
diff --git a/include/uapi/linux/fsmap.h b/include/uapi/linux/fsmap.h
index e5213c3e38b2..91fd519a3f7d 100644
--- a/include/uapi/linux/fsmap.h
+++ b/include/uapi/linux/fsmap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* FS_IOC_GETFSMAP ioctl infrastructure.
*
diff --git a/include/uapi/linux/fuse.h b/include/uapi/linux/fuse.h
index 42fa977e3b14..4b5001c57f46 100644
--- a/include/uapi/linux/fuse.h
+++ b/include/uapi/linux/fuse.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */
/*
This file defines the kernel interface of FUSE
Copyright (C) 2001-2008 Miklos Szeredi <miklos@szeredi.hu>
diff --git a/include/uapi/linux/futex.h b/include/uapi/linux/futex.h
index 0b1f716373c7..a89eb0accd5e 100644
--- a/include/uapi/linux/futex.h
+++ b/include/uapi/linux/futex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_FUTEX_H
#define _UAPI_LINUX_FUTEX_H
diff --git a/include/uapi/linux/gameport.h b/include/uapi/linux/gameport.h
index 49b29b068f40..8fb40b4930ac 100644
--- a/include/uapi/linux/gameport.h
+++ b/include/uapi/linux/gameport.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (c) 1999-2002 Vojtech Pavlik
*
diff --git a/include/uapi/linux/gen_stats.h b/include/uapi/linux/gen_stats.h
index 52deccc2128e..24a861c0d29d 100644
--- a/include/uapi/linux/gen_stats.h
+++ b/include/uapi/linux/gen_stats.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_GEN_STATS_H
#define __LINUX_GEN_STATS_H
diff --git a/include/uapi/linux/genetlink.h b/include/uapi/linux/genetlink.h
index adc899381e0d..877f7fa95466 100644
--- a/include/uapi/linux/genetlink.h
+++ b/include/uapi/linux/genetlink.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__LINUX_GENERIC_NETLINK_H
#define _UAPI__LINUX_GENERIC_NETLINK_H
diff --git a/include/uapi/linux/genwqe/genwqe_card.h b/include/uapi/linux/genwqe/genwqe_card.h
index baa93fb4cd4f..bc779a5d258d 100644
--- a/include/uapi/linux/genwqe/genwqe_card.h
+++ b/include/uapi/linux/genwqe/genwqe_card.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __GENWQE_CARD_H__
#define __GENWQE_CARD_H__
diff --git a/include/uapi/linux/gfs2_ondisk.h b/include/uapi/linux/gfs2_ondisk.h
index 7c4be7711c81..5156bad77b47 100644
--- a/include/uapi/linux/gfs2_ondisk.h
+++ b/include/uapi/linux/gfs2_ondisk.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
* Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved.
diff --git a/include/uapi/linux/gigaset_dev.h b/include/uapi/linux/gigaset_dev.h
index 258ba82937e7..279551af8ebf 100644
--- a/include/uapi/linux/gigaset_dev.h
+++ b/include/uapi/linux/gigaset_dev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* interface to user space for the gigaset driver
*
diff --git a/include/uapi/linux/gpio.h b/include/uapi/linux/gpio.h
index 333d3544c964..1bf6e6df084b 100644
--- a/include/uapi/linux/gpio.h
+++ b/include/uapi/linux/gpio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* <linux/gpio.h> - userspace ABI for the GPIO character devices
*
diff --git a/include/uapi/linux/gsmmux.h b/include/uapi/linux/gsmmux.h
index ab055d8cddef..101d3c469acb 100644
--- a/include/uapi/linux/gsmmux.h
+++ b/include/uapi/linux/gsmmux.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_GSMMUX_H
#define _LINUX_GSMMUX_H
diff --git a/include/uapi/linux/gtp.h b/include/uapi/linux/gtp.h
index 57d1edb8efd9..c7d66755d212 100644
--- a/include/uapi/linux/gtp.h
+++ b/include/uapi/linux/gtp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_GTP_H_
#define _UAPI_LINUX_GTP_H_
diff --git a/include/uapi/linux/hash_info.h b/include/uapi/linux/hash_info.h
index ebf8fd885dd5..eea5d02c58de 100644
--- a/include/uapi/linux/hash_info.h
+++ b/include/uapi/linux/hash_info.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Hash Info: Hash algorithms information
*
diff --git a/include/uapi/linux/hdlc.h b/include/uapi/linux/hdlc.h
index 2c5f0aff4cf9..d89cb3ee7c70 100644
--- a/include/uapi/linux/hdlc.h
+++ b/include/uapi/linux/hdlc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Generic HDLC support routines for Linux
*
diff --git a/include/uapi/linux/hdlc/ioctl.h b/include/uapi/linux/hdlc/ioctl.h
index 04bc0274a189..0fe4238e8246 100644
--- a/include/uapi/linux/hdlc/ioctl.h
+++ b/include/uapi/linux/hdlc/ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __HDLC_IOCTL_H__
#define __HDLC_IOCTL_H__
diff --git a/include/uapi/linux/hdlcdrv.h b/include/uapi/linux/hdlcdrv.h
index ffc79c0b44a8..9fe9499403a6 100644
--- a/include/uapi/linux/hdlcdrv.h
+++ b/include/uapi/linux/hdlcdrv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* hdlcdrv.h -- HDLC packet radio network driver.
* The Linux soundcard driver for 1200 baud and 9600 baud packet radio
diff --git a/include/uapi/linux/hdreg.h b/include/uapi/linux/hdreg.h
index 29ee2873f4a8..aeee62ebf83c 100644
--- a/include/uapi/linux/hdreg.h
+++ b/include/uapi/linux/hdreg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_HDREG_H
#define _LINUX_HDREG_H
diff --git a/include/uapi/linux/hid.h b/include/uapi/linux/hid.h
index b60f4842bd97..b34492a87a8a 100644
--- a/include/uapi/linux/hid.h
+++ b/include/uapi/linux/hid.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright (c) 1999 Andreas Gal
* Copyright (c) 2000-2001 Vojtech Pavlik
diff --git a/include/uapi/linux/hiddev.h b/include/uapi/linux/hiddev.h
index 7df7884bf5c4..53d6cad7a999 100644
--- a/include/uapi/linux/hiddev.h
+++ b/include/uapi/linux/hiddev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright (c) 1999-2000 Vojtech Pavlik
*
diff --git a/include/uapi/linux/hidraw.h b/include/uapi/linux/hidraw.h
index f5b732979a7c..98e2c493de85 100644
--- a/include/uapi/linux/hidraw.h
+++ b/include/uapi/linux/hidraw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (c) 2007 Jiri Kosina
*/
diff --git a/include/uapi/linux/hpet.h b/include/uapi/linux/hpet.h
index 8af3c70abc8c..30e535644b43 100644
--- a/include/uapi/linux/hpet.h
+++ b/include/uapi/linux/hpet.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__HPET__
#define _UAPI__HPET__
diff --git a/include/uapi/linux/hsi/cs-protocol.h b/include/uapi/linux/hsi/cs-protocol.h
index f153d6ea7c62..c7f6e7672cb5 100644
--- a/include/uapi/linux/hsi/cs-protocol.h
+++ b/include/uapi/linux/hsi/cs-protocol.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* cmt-speech interface definitions
*
diff --git a/include/uapi/linux/hsi/hsi_char.h b/include/uapi/linux/hsi/hsi_char.h
index c00a463d55f9..91623b0398b1 100644
--- a/include/uapi/linux/hsi/hsi_char.h
+++ b/include/uapi/linux/hsi/hsi_char.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Part of the HSI character device driver.
*
diff --git a/include/uapi/linux/hsr_netlink.h b/include/uapi/linux/hsr_netlink.h
index 2475cb8a53af..c218ef9c35dd 100644
--- a/include/uapi/linux/hsr_netlink.h
+++ b/include/uapi/linux/hsr_netlink.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright 2011-2013 Autronica Fire and Security AS
*
diff --git a/include/uapi/linux/hw_breakpoint.h b/include/uapi/linux/hw_breakpoint.h
index 2b65efd19a46..965e4d8606d8 100644
--- a/include/uapi/linux/hw_breakpoint.h
+++ b/include/uapi/linux/hw_breakpoint.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_HW_BREAKPOINT_H
#define _UAPI_LINUX_HW_BREAKPOINT_H
diff --git a/include/uapi/linux/hyperv.h b/include/uapi/linux/hyperv.h
index e347b24ef9fb..991b2b7ada7a 100644
--- a/include/uapi/linux/hyperv.h
+++ b/include/uapi/linux/hyperv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
*
* Copyright (c) 2011, Microsoft Corporation.
diff --git a/include/uapi/linux/hysdn_if.h b/include/uapi/linux/hysdn_if.h
index 00236ae3b04e..99f77c517e6d 100644
--- a/include/uapi/linux/hysdn_if.h
+++ b/include/uapi/linux/hysdn_if.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* $Id: hysdn_if.h,v 1.1.8.3 2001/09/23 22:25:05 kai Exp $
*
* Linux driver for HYSDN cards
diff --git a/include/uapi/linux/i2c-dev.h b/include/uapi/linux/i2c-dev.h
index 2f05e66de01e..85f8047afcf2 100644
--- a/include/uapi/linux/i2c-dev.h
+++ b/include/uapi/linux/i2c-dev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
i2c-dev.h - i2c-bus driver, char device interface
diff --git a/include/uapi/linux/i2c.h b/include/uapi/linux/i2c.h
index 009e27bb9abe..fe648032d6b9 100644
--- a/include/uapi/linux/i2c.h
+++ b/include/uapi/linux/i2c.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/* ------------------------------------------------------------------------- */
/* */
/* i2c.h - definitions for the i2c-bus interface */
diff --git a/include/uapi/linux/i2o-dev.h b/include/uapi/linux/i2o-dev.h
index a8093bfec3a6..b1cd407c47d5 100644
--- a/include/uapi/linux/i2o-dev.h
+++ b/include/uapi/linux/i2o-dev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* I2O user space accessible structures/APIs
*
diff --git a/include/uapi/linux/i8k.h b/include/uapi/linux/i8k.h
index 133d02f03c25..268e6268f6c8 100644
--- a/include/uapi/linux/i8k.h
+++ b/include/uapi/linux/i8k.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* i8k.h -- Linux driver for accessing the SMM BIOS on Dell laptops
*
diff --git a/include/uapi/linux/icmp.h b/include/uapi/linux/icmp.h
index fddd9d736284..5589eeb791ca 100644
--- a/include/uapi/linux/icmp.h
+++ b/include/uapi/linux/icmp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
diff --git a/include/uapi/linux/icmpv6.h b/include/uapi/linux/icmpv6.h
index 590beda78ea0..caf8dc019250 100644
--- a/include/uapi/linux/icmpv6.h
+++ b/include/uapi/linux/icmpv6.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_ICMPV6_H
#define _UAPI_LINUX_ICMPV6_H
diff --git a/include/uapi/linux/if.h b/include/uapi/linux/if.h
index 259617a551f2..7fea0fd7d6f5 100644
--- a/include/uapi/linux/if.h
+++ b/include/uapi/linux/if.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
diff --git a/include/uapi/linux/if_addr.h b/include/uapi/linux/if_addr.h
index 4318ab1635ce..2ef053d265de 100644
--- a/include/uapi/linux/if_addr.h
+++ b/include/uapi/linux/if_addr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_IF_ADDR_H
#define __LINUX_IF_ADDR_H
diff --git a/include/uapi/linux/if_addrlabel.h b/include/uapi/linux/if_addrlabel.h
index 54580c298187..d1f5974c76e1 100644
--- a/include/uapi/linux/if_addrlabel.h
+++ b/include/uapi/linux/if_addrlabel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* if_addrlabel.h - netlink interface for address labels
*
diff --git a/include/uapi/linux/if_alg.h b/include/uapi/linux/if_alg.h
index f2acd2fde1f3..bc2bcdec377b 100644
--- a/include/uapi/linux/if_alg.h
+++ b/include/uapi/linux/if_alg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* if_alg: User-space algorithm interface
*
diff --git a/include/uapi/linux/if_arcnet.h b/include/uapi/linux/if_arcnet.h
index cfb642f8e7bd..683878036d76 100644
--- a/include/uapi/linux/if_arcnet.h
+++ b/include/uapi/linux/if_arcnet.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
diff --git a/include/uapi/linux/if_arp.h b/include/uapi/linux/if_arp.h
index a2a635620600..4605527ca41b 100644
--- a/include/uapi/linux/if_arp.h
+++ b/include/uapi/linux/if_arp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
diff --git a/include/uapi/linux/if_bonding.h b/include/uapi/linux/if_bonding.h
index 9635a62f6f89..61a1bf6e865e 100644
--- a/include/uapi/linux/if_bonding.h
+++ b/include/uapi/linux/if_bonding.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-1.0+ WITH Linux-syscall-note */
/*
* Bond several ethernet interfaces into a Cisco, running 'Etherchannel'.
*
diff --git a/include/uapi/linux/if_bridge.h b/include/uapi/linux/if_bridge.h
index a9e6244ce438..e41eda3c71f1 100644
--- a/include/uapi/linux/if_bridge.h
+++ b/include/uapi/linux/if_bridge.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Linux ethernet bridge
*
diff --git a/include/uapi/linux/if_cablemodem.h b/include/uapi/linux/if_cablemodem.h
index ee6b3c442baf..1f65130bf2a6 100644
--- a/include/uapi/linux/if_cablemodem.h
+++ b/include/uapi/linux/if_cablemodem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
#ifndef _LINUX_CABLEMODEM_H_
#define _LINUX_CABLEMODEM_H_
/*
diff --git a/include/uapi/linux/if_eql.h b/include/uapi/linux/if_eql.h
index 06e818c9e7cb..d6865a2d8cdd 100644
--- a/include/uapi/linux/if_eql.h
+++ b/include/uapi/linux/if_eql.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Equalizer Load-balancer for serial network interfaces.
*
diff --git a/include/uapi/linux/if_ether.h b/include/uapi/linux/if_ether.h
index 9037065e23d0..3ee3bf7c8526 100644
--- a/include/uapi/linux/if_ether.h
+++ b/include/uapi/linux/if_ether.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
diff --git a/include/uapi/linux/if_fc.h b/include/uapi/linux/if_fc.h
index 6ed7f1bf35c8..3e3173282cc3 100644
--- a/include/uapi/linux/if_fc.h
+++ b/include/uapi/linux/if_fc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
diff --git a/include/uapi/linux/if_fddi.h b/include/uapi/linux/if_fddi.h
index 1086cd9f6754..75eed8b62823 100644
--- a/include/uapi/linux/if_fddi.h
+++ b/include/uapi/linux/if_fddi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
diff --git a/include/uapi/linux/if_frad.h b/include/uapi/linux/if_frad.h
index f25b08d5eb6b..3c6ee85f6262 100644
--- a/include/uapi/linux/if_frad.h
+++ b/include/uapi/linux/if_frad.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* DLCI/FRAD Definitions for Frame Relay Access Devices. DLCI devices are
* created for each DLCI associated with a FRAD. The FRAD driver
diff --git a/include/uapi/linux/if_hippi.h b/include/uapi/linux/if_hippi.h
index cdc049f1829a..785a1452a66c 100644
--- a/include/uapi/linux/if_hippi.h
+++ b/include/uapi/linux/if_hippi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
diff --git a/include/uapi/linux/if_infiniband.h b/include/uapi/linux/if_infiniband.h
index 7d958475d4ac..050b92dcf8cf 100644
--- a/include/uapi/linux/if_infiniband.h
+++ b/include/uapi/linux/if_infiniband.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
/*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
diff --git a/include/uapi/linux/if_link.h b/include/uapi/linux/if_link.h
index 8d062c58d5cb..1f00f0cd6790 100644
--- a/include/uapi/linux/if_link.h
+++ b/include/uapi/linux/if_link.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_IF_LINK_H
#define _UAPI_LINUX_IF_LINK_H
diff --git a/include/uapi/linux/if_ltalk.h b/include/uapi/linux/if_ltalk.h
index b92c1fb6ac16..fa61e776f598 100644
--- a/include/uapi/linux/if_ltalk.h
+++ b/include/uapi/linux/if_ltalk.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__LINUX_LTALK_H
#define _UAPI__LINUX_LTALK_H
diff --git a/include/uapi/linux/if_macsec.h b/include/uapi/linux/if_macsec.h
index 02fc49cb72d8..719d243471f4 100644
--- a/include/uapi/linux/if_macsec.h
+++ b/include/uapi/linux/if_macsec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* include/uapi/linux/if_macsec.h - MACsec device
*
diff --git a/include/uapi/linux/if_packet.h b/include/uapi/linux/if_packet.h
index 4df96a7dd4fa..67b61d91d89b 100644
--- a/include/uapi/linux/if_packet.h
+++ b/include/uapi/linux/if_packet.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_IF_PACKET_H
#define __LINUX_IF_PACKET_H
diff --git a/include/uapi/linux/if_phonet.h b/include/uapi/linux/if_phonet.h
index f7ad9e24eb3d..9c22c969ec69 100644
--- a/include/uapi/linux/if_phonet.h
+++ b/include/uapi/linux/if_phonet.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* File: if_phonet.h
*
diff --git a/include/uapi/linux/if_plip.h b/include/uapi/linux/if_plip.h
index 6298c7e88b2b..495a366112f2 100644
--- a/include/uapi/linux/if_plip.h
+++ b/include/uapi/linux/if_plip.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* NET3 PLIP tuning facilities for the new Niibe PLIP.
*
diff --git a/include/uapi/linux/if_pppol2tp.h b/include/uapi/linux/if_pppol2tp.h
index 6418c4d10241..060b4d1f3129 100644
--- a/include/uapi/linux/if_pppol2tp.h
+++ b/include/uapi/linux/if_pppol2tp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/***************************************************************************
* Linux PPP over L2TP (PPPoL2TP) Socket Implementation (RFC 2661)
*
diff --git a/include/uapi/linux/if_pppox.h b/include/uapi/linux/if_pppox.h
index d37bbb17a007..e7a693c28f16 100644
--- a/include/uapi/linux/if_pppox.h
+++ b/include/uapi/linux/if_pppox.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/***************************************************************************
* Linux PPP over X - Generic PPP transport layer sockets
* Linux PPP over Ethernet (PPPoE) Socket Implementation (RFC 2516)
diff --git a/include/uapi/linux/if_slip.h b/include/uapi/linux/if_slip.h
index 1eb4e3a8397a..65937be53103 100644
--- a/include/uapi/linux/if_slip.h
+++ b/include/uapi/linux/if_slip.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Swansea University Computer Society NET3
*
diff --git a/include/uapi/linux/if_team.h b/include/uapi/linux/if_team.h
index 7b8fa339de30..13c61fecb78b 100644
--- a/include/uapi/linux/if_team.h
+++ b/include/uapi/linux/if_team.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* include/linux/if_team.h - Network team device driver header
* Copyright (c) 2011 Jiri Pirko <jpirko@redhat.com>
diff --git a/include/uapi/linux/if_tun.h b/include/uapi/linux/if_tun.h
index 3cb5e1d85ddd..47ab4bc62e31 100644
--- a/include/uapi/linux/if_tun.h
+++ b/include/uapi/linux/if_tun.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Universal TUN/TAP device driver.
* Copyright (C) 1999-2000 Maxim Krasnyansky <max_mk@yahoo.com>
diff --git a/include/uapi/linux/if_tunnel.h b/include/uapi/linux/if_tunnel.h
index 2e520883c054..383b850aeb88 100644
--- a/include/uapi/linux/if_tunnel.h
+++ b/include/uapi/linux/if_tunnel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_IF_TUNNEL_H_
#define _UAPI_IF_TUNNEL_H_
diff --git a/include/uapi/linux/if_vlan.h b/include/uapi/linux/if_vlan.h
index 7e5e6b397332..7a0e8bd65b6b 100644
--- a/include/uapi/linux/if_vlan.h
+++ b/include/uapi/linux/if_vlan.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* VLAN An implementation of 802.1Q VLAN tagging.
*
diff --git a/include/uapi/linux/if_x25.h b/include/uapi/linux/if_x25.h
index 897765f5feb8..5d962448345f 100644
--- a/include/uapi/linux/if_x25.h
+++ b/include/uapi/linux/if_x25.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Linux X.25 packet to device interface
*
diff --git a/include/uapi/linux/ife.h b/include/uapi/linux/ife.h
index 2954da32e012..bdd953c67db1 100644
--- a/include/uapi/linux/ife.h
+++ b/include/uapi/linux/ife.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __UAPI_IFE_H
#define __UAPI_IFE_H
diff --git a/include/uapi/linux/igmp.h b/include/uapi/linux/igmp.h
index a97f9a7568cf..7e44ac02ca18 100644
--- a/include/uapi/linux/igmp.h
+++ b/include/uapi/linux/igmp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Linux NET3: Internet Group Management Protocol [IGMP]
*
diff --git a/include/uapi/linux/iio/events.h b/include/uapi/linux/iio/events.h
index 00bbdaed2f97..6ef413452dce 100644
--- a/include/uapi/linux/iio/events.h
+++ b/include/uapi/linux/iio/events.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* The industrial I/O - event passing to userspace
*
* Copyright (c) 2008-2011 Jonathan Cameron
diff --git a/include/uapi/linux/iio/types.h b/include/uapi/linux/iio/types.h
index ffafd6c25a48..4213cdf88e3c 100644
--- a/include/uapi/linux/iio/types.h
+++ b/include/uapi/linux/iio/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* industrial I/O data types needed both in and out of kernel
*
* Copyright (c) 2008 Jonathan Cameron
diff --git a/include/uapi/linux/ila.h b/include/uapi/linux/ila.h
index 948c0a91e11b..f54853288f99 100644
--- a/include/uapi/linux/ila.h
+++ b/include/uapi/linux/ila.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* ila.h - ILA Interface */
#ifndef _UAPI_LINUX_ILA_H
diff --git a/include/uapi/linux/in.h b/include/uapi/linux/in.h
index 4e557f4e9553..48e8a225b985 100644
--- a/include/uapi/linux/in.h
+++ b/include/uapi/linux/in.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
diff --git a/include/uapi/linux/in6.h b/include/uapi/linux/in6.h
index 46444f8fbee4..2c002ffa9d6f 100644
--- a/include/uapi/linux/in6.h
+++ b/include/uapi/linux/in6.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Types and definitions for AF_INET6
* Linux INET6 implementation
diff --git a/include/uapi/linux/in_route.h b/include/uapi/linux/in_route.h
index b261b8c915f0..0cc2c23b47f8 100644
--- a/include/uapi/linux/in_route.h
+++ b/include/uapi/linux/in_route.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_IN_ROUTE_H
#define _LINUX_IN_ROUTE_H
diff --git a/include/uapi/linux/inet_diag.h b/include/uapi/linux/inet_diag.h
index f52ff62bfabe..817d807e9481 100644
--- a/include/uapi/linux/inet_diag.h
+++ b/include/uapi/linux/inet_diag.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_INET_DIAG_H_
#define _UAPI_INET_DIAG_H_
diff --git a/include/uapi/linux/inotify.h b/include/uapi/linux/inotify.h
index e6bf35b2dd34..5474461683db 100644
--- a/include/uapi/linux/inotify.h
+++ b/include/uapi/linux/inotify.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Inode based directory notification for Linux
*
diff --git a/include/uapi/linux/input-event-codes.h b/include/uapi/linux/input-event-codes.h
index 179891074b3c..f4058bd4c373 100644
--- a/include/uapi/linux/input-event-codes.h
+++ b/include/uapi/linux/input-event-codes.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Input event codes
*
diff --git a/include/uapi/linux/input.h b/include/uapi/linux/input.h
index f561c0eb7d63..8c5a0bf6ee35 100644
--- a/include/uapi/linux/input.h
+++ b/include/uapi/linux/input.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (c) 1999-2002 Vojtech Pavlik
*
diff --git a/include/uapi/linux/ioctl.h b/include/uapi/linux/ioctl.h
index aa91eb3951ef..b292e8093b24 100644
--- a/include/uapi/linux/ioctl.h
+++ b/include/uapi/linux/ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_IOCTL_H
#define _LINUX_IOCTL_H
diff --git a/include/uapi/linux/ip.h b/include/uapi/linux/ip.h
index f291569768dd..b24a742beae5 100644
--- a/include/uapi/linux/ip.h
+++ b/include/uapi/linux/ip.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
diff --git a/include/uapi/linux/ip6_tunnel.h b/include/uapi/linux/ip6_tunnel.h
index 425926c467d7..51f29308ac6d 100644
--- a/include/uapi/linux/ip6_tunnel.h
+++ b/include/uapi/linux/ip6_tunnel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _IP6_TUNNEL_H
#define _IP6_TUNNEL_H
diff --git a/include/uapi/linux/ip_vs.h b/include/uapi/linux/ip_vs.h
index 22d69894bc92..1c916b2f89dc 100644
--- a/include/uapi/linux/ip_vs.h
+++ b/include/uapi/linux/ip_vs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* IP Virtual Server
* data structure and functionality definitions
diff --git a/include/uapi/linux/ipc.h b/include/uapi/linux/ipc.h
index de08dd46ddae..5995fc9d675e 100644
--- a/include/uapi/linux/ipc.h
+++ b/include/uapi/linux/ipc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_IPC_H
#define _UAPI_LINUX_IPC_H
diff --git a/include/uapi/linux/ipmi.h b/include/uapi/linux/ipmi.h
index b9095a27a08a..b076f7a47407 100644
--- a/include/uapi/linux/ipmi.h
+++ b/include/uapi/linux/ipmi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* ipmi.h
*
diff --git a/include/uapi/linux/ipmi_msgdefs.h b/include/uapi/linux/ipmi_msgdefs.h
index df97e6e31e87..17f349459587 100644
--- a/include/uapi/linux/ipmi_msgdefs.h
+++ b/include/uapi/linux/ipmi_msgdefs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* ipmi_smi.h
*
diff --git a/include/uapi/linux/ipsec.h b/include/uapi/linux/ipsec.h
index d17a6302a0e9..50d8ee1791e2 100644
--- a/include/uapi/linux/ipsec.h
+++ b/include/uapi/linux/ipsec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_IPSEC_H
#define _LINUX_IPSEC_H
diff --git a/include/uapi/linux/ipv6.h b/include/uapi/linux/ipv6.h
index 2ae59178189d..b22a9c4e1b12 100644
--- a/include/uapi/linux/ipv6.h
+++ b/include/uapi/linux/ipv6.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_IPV6_H
#define _UAPI_IPV6_H
diff --git a/include/uapi/linux/ipv6_route.h b/include/uapi/linux/ipv6_route.h
index d496c02e14bc..a96eb17ad6fc 100644
--- a/include/uapi/linux/ipv6_route.h
+++ b/include/uapi/linux/ipv6_route.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Linux INET6 implementation
*
diff --git a/include/uapi/linux/ipx.h b/include/uapi/linux/ipx.h
index 30f031db12f6..3168137adae8 100644
--- a/include/uapi/linux/ipx.h
+++ b/include/uapi/linux/ipx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _IPX_H_
#define _IPX_H_
#include <linux/libc-compat.h> /* for compatibility with glibc netipx/ipx.h */
diff --git a/include/uapi/linux/irda.h b/include/uapi/linux/irda.h
index a014c3252311..2105c266aa6e 100644
--- a/include/uapi/linux/irda.h
+++ b/include/uapi/linux/irda.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*********************************************************************
*
* Filename: irda.h
diff --git a/include/uapi/linux/isdn.h b/include/uapi/linux/isdn.h
index eb1995fffc39..f371fd52ed75 100644
--- a/include/uapi/linux/isdn.h
+++ b/include/uapi/linux/isdn.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* $Id: isdn.h,v 1.125.2.3 2004/02/10 01:07:14 keil Exp $
*
* Main header for the Linux ISDN subsystem (linklevel).
diff --git a/include/uapi/linux/isdn/capicmd.h b/include/uapi/linux/isdn/capicmd.h
index b58635f722da..4941628a4fb9 100644
--- a/include/uapi/linux/isdn/capicmd.h
+++ b/include/uapi/linux/isdn/capicmd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* $Id: capicmd.h,v 1.2.6.2 2001/09/23 22:24:33 kai Exp $
*
* CAPI 2.0 Interface for Linux
diff --git a/include/uapi/linux/isdn_divertif.h b/include/uapi/linux/isdn_divertif.h
index 3e3c2d898416..0a17bb1bcb1b 100644
--- a/include/uapi/linux/isdn_divertif.h
+++ b/include/uapi/linux/isdn_divertif.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* $Id: isdn_divertif.h,v 1.4.6.1 2001/09/23 22:25:05 kai Exp $
*
* Header for the diversion supplementary interface for i4l.
diff --git a/include/uapi/linux/isdn_ppp.h b/include/uapi/linux/isdn_ppp.h
index e7d7bd2aed3f..0bdc4efaacb2 100644
--- a/include/uapi/linux/isdn_ppp.h
+++ b/include/uapi/linux/isdn_ppp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-1.0+ WITH Linux-syscall-note */
/* Linux ISDN subsystem, sync PPP, interface to ipppd
*
* Copyright 1994-1999 by Fritz Elfert (fritz@isdn4linux.de)
diff --git a/include/uapi/linux/isdnif.h b/include/uapi/linux/isdnif.h
index 246138c01c4d..611a69196738 100644
--- a/include/uapi/linux/isdnif.h
+++ b/include/uapi/linux/isdnif.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-1.0+ WITH Linux-syscall-note */
/* $Id: isdnif.h,v 1.43.2.2 2004/01/12 23:08:35 keil Exp $
*
* Linux ISDN subsystem
diff --git a/include/uapi/linux/iso_fs.h b/include/uapi/linux/iso_fs.h
index 4688ac4284e2..78b4ebcf8ab0 100644
--- a/include/uapi/linux/iso_fs.h
+++ b/include/uapi/linux/iso_fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ISOFS_FS_H
#define _ISOFS_FS_H
diff --git a/include/uapi/linux/ivtv.h b/include/uapi/linux/ivtv.h
index 42bf725751af..e74f18642b11 100644
--- a/include/uapi/linux/ivtv.h
+++ b/include/uapi/linux/ivtv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
Public ivtv API header
Copyright (C) 2003-2004 Kevin Thayer <nufan_wfk at yahoo.com>
diff --git a/include/uapi/linux/ivtvfb.h b/include/uapi/linux/ivtvfb.h
index e8b92f67f10d..9e9b072375de 100644
--- a/include/uapi/linux/ivtvfb.h
+++ b/include/uapi/linux/ivtvfb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
On Screen Display cx23415 Framebuffer driver
diff --git a/include/uapi/linux/ixjuser.h b/include/uapi/linux/ixjuser.h
index 94ab5e942e53..ba245007cfe7 100644
--- a/include/uapi/linux/ixjuser.h
+++ b/include/uapi/linux/ixjuser.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
#ifndef __LINUX_IXJUSER_H
#define __LINUX_IXJUSER_H
diff --git a/include/uapi/linux/joystick.h b/include/uapi/linux/joystick.h
index b856fd11c70e..64aabb84a66d 100644
--- a/include/uapi/linux/joystick.h
+++ b/include/uapi/linux/joystick.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright (C) 1996-2000 Vojtech Pavlik
*
diff --git a/include/uapi/linux/kcm.h b/include/uapi/linux/kcm.h
index a5a530940b99..01361ea359c4 100644
--- a/include/uapi/linux/kcm.h
+++ b/include/uapi/linux/kcm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Kernel Connection Multiplexor
*
diff --git a/include/uapi/linux/kcmp.h b/include/uapi/linux/kcmp.h
index 481e103da78e..ef1305010925 100644
--- a/include/uapi/linux/kcmp.h
+++ b/include/uapi/linux/kcmp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_KCMP_H
#define _UAPI_LINUX_KCMP_H
diff --git a/include/uapi/linux/kcov.h b/include/uapi/linux/kcov.h
index 574e22ec640d..33eabbb8ada1 100644
--- a/include/uapi/linux/kcov.h
+++ b/include/uapi/linux/kcov.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_KCOV_IOCTLS_H
#define _LINUX_KCOV_IOCTLS_H
diff --git a/include/uapi/linux/kd.h b/include/uapi/linux/kd.h
index 87b7cc439d7c..4616b31f84da 100644
--- a/include/uapi/linux/kd.h
+++ b/include/uapi/linux/kd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_KD_H
#define _UAPI_LINUX_KD_H
#include <linux/types.h>
diff --git a/include/uapi/linux/kdev_t.h b/include/uapi/linux/kdev_t.h
index 0d881fa7eb9c..e1990f2e9777 100644
--- a/include/uapi/linux/kdev_t.h
+++ b/include/uapi/linux/kdev_t.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_KDEV_T_H
#define _UAPI_LINUX_KDEV_T_H
#ifndef __KERNEL__
diff --git a/include/uapi/linux/kernel-page-flags.h b/include/uapi/linux/kernel-page-flags.h
index 5da5f8751ce7..fa139841ec18 100644
--- a/include/uapi/linux/kernel-page-flags.h
+++ b/include/uapi/linux/kernel-page-flags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPILINUX_KERNEL_PAGE_FLAGS_H
#define _UAPILINUX_KERNEL_PAGE_FLAGS_H
diff --git a/include/uapi/linux/kernel.h b/include/uapi/linux/kernel.h
index 466073f0ce46..0ff8f7477847 100644
--- a/include/uapi/linux/kernel.h
+++ b/include/uapi/linux/kernel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_KERNEL_H
#define _UAPI_LINUX_KERNEL_H
diff --git a/include/uapi/linux/kernelcapi.h b/include/uapi/linux/kernelcapi.h
index 89bf40d36d2a..325a856e0e20 100644
--- a/include/uapi/linux/kernelcapi.h
+++ b/include/uapi/linux/kernelcapi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* $Id: kernelcapi.h,v 1.8.6.2 2001/02/07 11:31:31 kai Exp $
*
diff --git a/include/uapi/linux/kexec.h b/include/uapi/linux/kexec.h
index aae5ebf2022b..6d112868272d 100644
--- a/include/uapi/linux/kexec.h
+++ b/include/uapi/linux/kexec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPILINUX_KEXEC_H
#define _UAPILINUX_KEXEC_H
diff --git a/include/uapi/linux/keyboard.h b/include/uapi/linux/keyboard.h
index 5a6849721ab6..ab4108c83186 100644
--- a/include/uapi/linux/keyboard.h
+++ b/include/uapi/linux/keyboard.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__LINUX_KEYBOARD_H
#define _UAPI__LINUX_KEYBOARD_H
diff --git a/include/uapi/linux/keyctl.h b/include/uapi/linux/keyctl.h
index ef16df06642a..7b8c9e19bad1 100644
--- a/include/uapi/linux/keyctl.h
+++ b/include/uapi/linux/keyctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/* keyctl.h: keyctl command IDs
*
* Copyright (C) 2004, 2008 Red Hat, Inc. All Rights Reserved.
diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h
index 838887587411..7e99999d6236 100644
--- a/include/uapi/linux/kvm.h
+++ b/include/uapi/linux/kvm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_KVM_H
#define __LINUX_KVM_H
diff --git a/include/uapi/linux/kvm_para.h b/include/uapi/linux/kvm_para.h
index fed506aeff62..dcf629dd2889 100644
--- a/include/uapi/linux/kvm_para.h
+++ b/include/uapi/linux/kvm_para.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__LINUX_KVM_PARA_H
#define _UAPI__LINUX_KVM_PARA_H
diff --git a/include/uapi/linux/l2tp.h b/include/uapi/linux/l2tp.h
index b23c1914a182..d84ce5c1c9aa 100644
--- a/include/uapi/linux/l2tp.h
+++ b/include/uapi/linux/l2tp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* L2TP-over-IP socket for L2TPv3.
*
diff --git a/include/uapi/linux/libc-compat.h b/include/uapi/linux/libc-compat.h
index 44b8a6bd5fe1..282875cf8056 100644
--- a/include/uapi/linux/libc-compat.h
+++ b/include/uapi/linux/libc-compat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Compatibility interface for userspace libc header coordination:
*
diff --git a/include/uapi/linux/lightnvm.h b/include/uapi/linux/lightnvm.h
index c8aec4b9e73b..42d1a434af29 100644
--- a/include/uapi/linux/lightnvm.h
+++ b/include/uapi/linux/lightnvm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2015 CNEX Labs. All rights reserved.
*
diff --git a/include/uapi/linux/limits.h b/include/uapi/linux/limits.h
index 2d0f94162fb3..c3547f07605c 100644
--- a/include/uapi/linux/limits.h
+++ b/include/uapi/linux/limits.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_LIMITS_H
#define _LINUX_LIMITS_H
diff --git a/include/uapi/linux/lirc.h b/include/uapi/linux/lirc.h
index 991ab4570b8e..c3aef4316fbf 100644
--- a/include/uapi/linux/lirc.h
+++ b/include/uapi/linux/lirc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* lirc.h - linux infrared remote control header file
* last modified 2010/07/13 by Jarod Wilson
diff --git a/include/uapi/linux/llc.h b/include/uapi/linux/llc.h
index a6c17f66ee94..cf8806b14d5f 100644
--- a/include/uapi/linux/llc.h
+++ b/include/uapi/linux/llc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-1.0+ WITH Linux-syscall-note */
/*
* IEEE 802.2 User Interface SAPs for Linux, data structures and indicators.
*
diff --git a/include/uapi/linux/loop.h b/include/uapi/linux/loop.h
index 23158dbe2424..080a8df134ef 100644
--- a/include/uapi/linux/loop.h
+++ b/include/uapi/linux/loop.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-1.0+ WITH Linux-syscall-note */
/*
* include/linux/loop.h
*
diff --git a/include/uapi/linux/lp.h b/include/uapi/linux/lp.h
index a3406a51f196..dafcfe4e4834 100644
--- a/include/uapi/linux/lp.h
+++ b/include/uapi/linux/lp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* usr/include/linux/lp.h c.1991-1992 James Wiegand
* many modifications copyright (C) 1992 Michael K. Johnson
diff --git a/include/uapi/linux/lwtunnel.h b/include/uapi/linux/lwtunnel.h
index 7fdd19ca7511..de696ca12f2c 100644
--- a/include/uapi/linux/lwtunnel.h
+++ b/include/uapi/linux/lwtunnel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LWTUNNEL_H_
#define _UAPI_LWTUNNEL_H_
diff --git a/include/uapi/linux/magic.h b/include/uapi/linux/magic.h
index e439565df838..aa50113ebe5b 100644
--- a/include/uapi/linux/magic.h
+++ b/include/uapi/linux/magic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_MAGIC_H__
#define __LINUX_MAGIC_H__
diff --git a/include/uapi/linux/major.h b/include/uapi/linux/major.h
index 19e195bee990..7e5fa8e15c43 100644
--- a/include/uapi/linux/major.h
+++ b/include/uapi/linux/major.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_MAJOR_H
#define _LINUX_MAJOR_H
diff --git a/include/uapi/linux/map_to_7segment.h b/include/uapi/linux/map_to_7segment.h
index 12d62a54d470..f9ed18134b83 100644
--- a/include/uapi/linux/map_to_7segment.h
+++ b/include/uapi/linux/map_to_7segment.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright (c) 2005 Henk Vergonet <Henk.Vergonet@gmail.com>
*
diff --git a/include/uapi/linux/matroxfb.h b/include/uapi/linux/matroxfb.h
index 8c22a8938642..23e025b7e362 100644
--- a/include/uapi/linux/matroxfb.h
+++ b/include/uapi/linux/matroxfb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_MATROXFB_H__
#define __LINUX_MATROXFB_H__
diff --git a/include/uapi/linux/max2175.h b/include/uapi/linux/max2175.h
index 3ef5d264440f..daedc4eb9b6b 100644
--- a/include/uapi/linux/max2175.h
+++ b/include/uapi/linux/max2175.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* max2175.h
*
diff --git a/include/uapi/linux/mdio.h b/include/uapi/linux/mdio.h
index c94a510a577e..d435b00d64ad 100644
--- a/include/uapi/linux/mdio.h
+++ b/include/uapi/linux/mdio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* linux/mdio.h: definitions for MDIO (clause 45) transceivers
* Copyright 2006-2009 Solarflare Communications Inc.
diff --git a/include/uapi/linux/media-bus-format.h b/include/uapi/linux/media-bus-format.h
index ef6fb307d2ce..9e3511742fdc 100644
--- a/include/uapi/linux/media-bus-format.h
+++ b/include/uapi/linux/media-bus-format.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Media Bus API header
*
diff --git a/include/uapi/linux/media.h b/include/uapi/linux/media.h
index 4865f1e71339..b9b9446095e9 100644
--- a/include/uapi/linux/media.h
+++ b/include/uapi/linux/media.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Multimedia device API
*
diff --git a/include/uapi/linux/mei.h b/include/uapi/linux/mei.h
index 7c3b64f6a215..0f681cbd38d3 100644
--- a/include/uapi/linux/mei.h
+++ b/include/uapi/linux/mei.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
/******************************************************************************
* Intel Management Engine Interface (Intel MEI) Linux driver
* Intel MEI Interface Header
diff --git a/include/uapi/linux/membarrier.h b/include/uapi/linux/membarrier.h
index 6d47b3249d8a..4e01ad7ffe98 100644
--- a/include/uapi/linux/membarrier.h
+++ b/include/uapi/linux/membarrier.h
@@ -52,21 +52,30 @@
* (non-running threads are de facto in such a
* state). This only covers threads from the
* same processes as the caller thread. This
- * command returns 0. The "expedited" commands
- * complete faster than the non-expedited ones,
- * they never block, but have the downside of
- * causing extra overhead.
+ * command returns 0 on success. The
+ * "expedited" commands complete faster than
+ * the non-expedited ones, they never block,
+ * but have the downside of causing extra
+ * overhead. A process needs to register its
+ * intent to use the private expedited command
+ * prior to using it, otherwise this command
+ * returns -EPERM.
+ * @MEMBARRIER_CMD_REGISTER_PRIVATE_EXPEDITED:
+ * Register the process intent to use
+ * MEMBARRIER_CMD_PRIVATE_EXPEDITED. Always
+ * returns 0.
*
* Command to be passed to the membarrier system call. The commands need to
* be a single bit each, except for MEMBARRIER_CMD_QUERY which is assigned to
* the value 0.
*/
enum membarrier_cmd {
- MEMBARRIER_CMD_QUERY = 0,
- MEMBARRIER_CMD_SHARED = (1 << 0),
+ MEMBARRIER_CMD_QUERY = 0,
+ MEMBARRIER_CMD_SHARED = (1 << 0),
/* reserved for MEMBARRIER_CMD_SHARED_EXPEDITED (1 << 1) */
/* reserved for MEMBARRIER_CMD_PRIVATE (1 << 2) */
- MEMBARRIER_CMD_PRIVATE_EXPEDITED = (1 << 3),
+ MEMBARRIER_CMD_PRIVATE_EXPEDITED = (1 << 3),
+ MEMBARRIER_CMD_REGISTER_PRIVATE_EXPEDITED = (1 << 4),
};
#endif /* _UAPI_LINUX_MEMBARRIER_H */
diff --git a/include/uapi/linux/memfd.h b/include/uapi/linux/memfd.h
index 7f3a722dbd72..015a4c0bbb47 100644
--- a/include/uapi/linux/memfd.h
+++ b/include/uapi/linux/memfd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_MEMFD_H
#define _UAPI_LINUX_MEMFD_H
diff --git a/include/uapi/linux/mempolicy.h b/include/uapi/linux/mempolicy.h
index 2a4d89508fec..3354774af61e 100644
--- a/include/uapi/linux/mempolicy.h
+++ b/include/uapi/linux/mempolicy.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* NUMA memory policies for Linux.
* Copyright 2003,2004 Andi Kleen SuSE Labs
diff --git a/include/uapi/linux/meye.h b/include/uapi/linux/meye.h
index 8ff50fe9e481..de9e3a954f3d 100644
--- a/include/uapi/linux/meye.h
+++ b/include/uapi/linux/meye.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Motion Eye video4linux driver for Sony Vaio PictureBook
*
diff --git a/include/uapi/linux/mic_common.h b/include/uapi/linux/mic_common.h
index e9686372029d..504e523f702c 100644
--- a/include/uapi/linux/mic_common.h
+++ b/include/uapi/linux/mic_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Intel MIC Platform Software Stack (MPSS)
*
diff --git a/include/uapi/linux/mic_ioctl.h b/include/uapi/linux/mic_ioctl.h
index feb0b4c0814c..687b9cd9d3e2 100644
--- a/include/uapi/linux/mic_ioctl.h
+++ b/include/uapi/linux/mic_ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Intel MIC Platform Software Stack (MPSS)
*
diff --git a/include/uapi/linux/mii.h b/include/uapi/linux/mii.h
index 15d8510cdae0..b5c2fdcf23fd 100644
--- a/include/uapi/linux/mii.h
+++ b/include/uapi/linux/mii.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* linux/mii.h: definitions for MII-compatible transceivers
* Originally drivers/net/sunhme.h.
diff --git a/include/uapi/linux/minix_fs.h b/include/uapi/linux/minix_fs.h
index 13fe09e0576a..95dbcb17eacd 100644
--- a/include/uapi/linux/minix_fs.h
+++ b/include/uapi/linux/minix_fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_MINIX_FS_H
#define _LINUX_MINIX_FS_H
diff --git a/include/uapi/linux/mman.h b/include/uapi/linux/mman.h
index a937480d7cd3..bfd5938fede6 100644
--- a/include/uapi/linux/mman.h
+++ b/include/uapi/linux/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_MMAN_H
#define _UAPI_LINUX_MMAN_H
diff --git a/include/uapi/linux/mmc/ioctl.h b/include/uapi/linux/mmc/ioctl.h
index 700a55156eee..45f369dc0a42 100644
--- a/include/uapi/linux/mmc/ioctl.h
+++ b/include/uapi/linux/mmc/ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef LINUX_MMC_IOCTL_H
#define LINUX_MMC_IOCTL_H
diff --git a/include/uapi/linux/mmtimer.h b/include/uapi/linux/mmtimer.h
index 884cabf16088..409fae1de383 100644
--- a/include/uapi/linux/mmtimer.h
+++ b/include/uapi/linux/mmtimer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Intel Multimedia Timer device interface
*
diff --git a/include/uapi/linux/module.h b/include/uapi/linux/module.h
index 38da4258b12f..50d98ec5e866 100644
--- a/include/uapi/linux/module.h
+++ b/include/uapi/linux/module.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_MODULE_H
#define _UAPI_LINUX_MODULE_H
diff --git a/include/uapi/linux/mpls.h b/include/uapi/linux/mpls.h
index 77a19dfe3990..1ef5d6002a4a 100644
--- a/include/uapi/linux/mpls.h
+++ b/include/uapi/linux/mpls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_MPLS_H
#define _UAPI_MPLS_H
diff --git a/include/uapi/linux/mpls_iptunnel.h b/include/uapi/linux/mpls_iptunnel.h
index f5e45095b0bb..521f2e605f13 100644
--- a/include/uapi/linux/mpls_iptunnel.h
+++ b/include/uapi/linux/mpls_iptunnel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* mpls tunnel api
*
diff --git a/include/uapi/linux/mqueue.h b/include/uapi/linux/mqueue.h
index bbd5116ea739..b516b66840ad 100644
--- a/include/uapi/linux/mqueue.h
+++ b/include/uapi/linux/mqueue.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: LGPL-2.1+ WITH Linux-syscall-note */
/* Copyright (C) 2003 Krzysztof Benedyczak & Michal Wronski
This program is free software; you can redistribute it and/or
diff --git a/include/uapi/linux/mroute.h b/include/uapi/linux/mroute.h
index e8e5041dea8e..10f9ff9426a2 100644
--- a/include/uapi/linux/mroute.h
+++ b/include/uapi/linux/mroute.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__LINUX_MROUTE_H
#define _UAPI__LINUX_MROUTE_H
diff --git a/include/uapi/linux/mroute6.h b/include/uapi/linux/mroute6.h
index e4746816c855..9999cc006390 100644
--- a/include/uapi/linux/mroute6.h
+++ b/include/uapi/linux/mroute6.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__LINUX_MROUTE6_H
#define _UAPI__LINUX_MROUTE6_H
diff --git a/include/uapi/linux/msdos_fs.h b/include/uapi/linux/msdos_fs.h
index e956704f5fb1..a45d0754102e 100644
--- a/include/uapi/linux/msdos_fs.h
+++ b/include/uapi/linux/msdos_fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_MSDOS_FS_H
#define _UAPI_LINUX_MSDOS_FS_H
diff --git a/include/uapi/linux/msg.h b/include/uapi/linux/msg.h
index f51c8001dbe5..5d5ab81dc9be 100644
--- a/include/uapi/linux/msg.h
+++ b/include/uapi/linux/msg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_MSG_H
#define _UAPI_LINUX_MSG_H
diff --git a/include/uapi/linux/mtio.h b/include/uapi/linux/mtio.h
index 18543e2db06f..a1191fecc592 100644
--- a/include/uapi/linux/mtio.h
+++ b/include/uapi/linux/mtio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* linux/mtio.h header file for Linux. Written by H. Bergman
*
diff --git a/include/uapi/linux/n_r3964.h b/include/uapi/linux/n_r3964.h
index 81337cbf40b7..6bbd18520f30 100644
--- a/include/uapi/linux/n_r3964.h
+++ b/include/uapi/linux/n_r3964.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-1.0+ WITH Linux-syscall-note */
/* r3964 linediscipline for linux
*
* -----------------------------------------------------------
diff --git a/include/uapi/linux/nbd-netlink.h b/include/uapi/linux/nbd-netlink.h
index 6f7ca3d63a65..c5d0ef7aa7d5 100644
--- a/include/uapi/linux/nbd-netlink.h
+++ b/include/uapi/linux/nbd-netlink.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2017 Facebook. All rights reserved.
*
diff --git a/include/uapi/linux/nbd.h b/include/uapi/linux/nbd.h
index a50527ebf671..85a3fb65e40a 100644
--- a/include/uapi/linux/nbd.h
+++ b/include/uapi/linux/nbd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-1.0+ WITH Linux-syscall-note */
/*
* 1999 Copyright (C) Pavel Machek, pavel@ucw.cz. This code is GPL.
* 1999/11/04 Copyright (C) 1999 VMware, Inc. (Regis "HPReg" Duchesne)
diff --git a/include/uapi/linux/ncp.h b/include/uapi/linux/ncp.h
index 99f0adeeb3f3..ca6f3d42c88f 100644
--- a/include/uapi/linux/ncp.h
+++ b/include/uapi/linux/ncp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* ncp.h
*
diff --git a/include/uapi/linux/ncp_fs.h b/include/uapi/linux/ncp_fs.h
index e13eefef0653..e76a44229d2f 100644
--- a/include/uapi/linux/ncp_fs.h
+++ b/include/uapi/linux/ncp_fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* ncp_fs.h
*
diff --git a/include/uapi/linux/ncp_mount.h b/include/uapi/linux/ncp_mount.h
index dfcbea2d889f..9bdbcd68c329 100644
--- a/include/uapi/linux/ncp_mount.h
+++ b/include/uapi/linux/ncp_mount.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* ncp_mount.h
*
diff --git a/include/uapi/linux/ncp_no.h b/include/uapi/linux/ncp_no.h
index cddaa48fb182..654d7c7f5d92 100644
--- a/include/uapi/linux/ncp_no.h
+++ b/include/uapi/linux/ncp_no.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _NCP_NO
#define _NCP_NO
diff --git a/include/uapi/linux/neighbour.h b/include/uapi/linux/neighbour.h
index 3199d28980b3..904db6148476 100644
--- a/include/uapi/linux/neighbour.h
+++ b/include/uapi/linux/neighbour.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_NEIGHBOUR_H
#define __LINUX_NEIGHBOUR_H
diff --git a/include/uapi/linux/net.h b/include/uapi/linux/net.h
index 9457239ed219..4dabec6bd957 100644
--- a/include/uapi/linux/net.h
+++ b/include/uapi/linux/net.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* NET An implementation of the SOCKET network access protocol.
* This is the master header file for the Linux NET layer,
diff --git a/include/uapi/linux/net_dropmon.h b/include/uapi/linux/net_dropmon.h
index 2a739462caeb..5edbd0a675fd 100644
--- a/include/uapi/linux/net_dropmon.h
+++ b/include/uapi/linux/net_dropmon.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __NET_DROPMON_H
#define __NET_DROPMON_H
diff --git a/include/uapi/linux/net_namespace.h b/include/uapi/linux/net_namespace.h
index 778cd2c3ebf4..0187c74d8889 100644
--- a/include/uapi/linux/net_namespace.h
+++ b/include/uapi/linux/net_namespace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* Copyright (c) 2015 6WIND S.A.
* Author: Nicolas Dichtel <nicolas.dichtel@6wind.com>
*
diff --git a/include/uapi/linux/net_tstamp.h b/include/uapi/linux/net_tstamp.h
index 3d421d912193..4fe104b2411f 100644
--- a/include/uapi/linux/net_tstamp.h
+++ b/include/uapi/linux/net_tstamp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Userspace API for hardware time stamping of network packets
*
diff --git a/include/uapi/linux/netconf.h b/include/uapi/linux/netconf.h
index 7e5f0f3e31bf..c84fcdfca862 100644
--- a/include/uapi/linux/netconf.h
+++ b/include/uapi/linux/netconf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_NETCONF_H_
#define _UAPI_LINUX_NETCONF_H_
diff --git a/include/uapi/linux/netdevice.h b/include/uapi/linux/netdevice.h
index 55818543342d..f3770c5b0fac 100644
--- a/include/uapi/linux/netdevice.h
+++ b/include/uapi/linux/netdevice.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
diff --git a/include/uapi/linux/netfilter.h b/include/uapi/linux/netfilter.h
index c111a91adcc0..cca10e767cd8 100644
--- a/include/uapi/linux/netfilter.h
+++ b/include/uapi/linux/netfilter.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__LINUX_NETFILTER_H
#define _UAPI__LINUX_NETFILTER_H
diff --git a/include/uapi/linux/netfilter/ipset/ip_set.h b/include/uapi/linux/netfilter/ipset/ip_set.h
index ebb5154976de..60236f694143 100644
--- a/include/uapi/linux/netfilter/ipset/ip_set.h
+++ b/include/uapi/linux/netfilter/ipset/ip_set.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* Copyright (C) 2000-2002 Joakim Axelsson <gozem@linux.nu>
* Patrick Schaaf <bof@bof.de>
* Martin Josefsson <gandalf@wlug.westbo.se>
diff --git a/include/uapi/linux/netfilter/ipset/ip_set_bitmap.h b/include/uapi/linux/netfilter/ipset/ip_set_bitmap.h
index fd5024d26269..c6b146db9693 100644
--- a/include/uapi/linux/netfilter/ipset/ip_set_bitmap.h
+++ b/include/uapi/linux/netfilter/ipset/ip_set_bitmap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__IP_SET_BITMAP_H
#define _UAPI__IP_SET_BITMAP_H
diff --git a/include/uapi/linux/netfilter/ipset/ip_set_hash.h b/include/uapi/linux/netfilter/ipset/ip_set_hash.h
index 82deeb883ac4..880749ace798 100644
--- a/include/uapi/linux/netfilter/ipset/ip_set_hash.h
+++ b/include/uapi/linux/netfilter/ipset/ip_set_hash.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__IP_SET_HASH_H
#define _UAPI__IP_SET_HASH_H
diff --git a/include/uapi/linux/netfilter/ipset/ip_set_list.h b/include/uapi/linux/netfilter/ipset/ip_set_list.h
index 84d430368266..e6d7feb522cd 100644
--- a/include/uapi/linux/netfilter/ipset/ip_set_list.h
+++ b/include/uapi/linux/netfilter/ipset/ip_set_list.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__IP_SET_LIST_H
#define _UAPI__IP_SET_LIST_H
diff --git a/include/uapi/linux/netfilter/nf_conntrack_common.h b/include/uapi/linux/netfilter/nf_conntrack_common.h
index dc947e59d03a..3fea7709a441 100644
--- a/include/uapi/linux/netfilter/nf_conntrack_common.h
+++ b/include/uapi/linux/netfilter/nf_conntrack_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_NF_CONNTRACK_COMMON_H
#define _UAPI_NF_CONNTRACK_COMMON_H
/* Connection state tracking for netfilter. This is separated from,
diff --git a/include/uapi/linux/netfilter/nf_conntrack_ftp.h b/include/uapi/linux/netfilter/nf_conntrack_ftp.h
index 1030315a41b5..8eb6b9ef2071 100644
--- a/include/uapi/linux/netfilter/nf_conntrack_ftp.h
+++ b/include/uapi/linux/netfilter/nf_conntrack_ftp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_NF_CONNTRACK_FTP_H
#define _UAPI_NF_CONNTRACK_FTP_H
/* FTP tracking. */
diff --git a/include/uapi/linux/netfilter/nf_conntrack_sctp.h b/include/uapi/linux/netfilter/nf_conntrack_sctp.h
index 2cbc366c3fb4..edc6ddab0de6 100644
--- a/include/uapi/linux/netfilter/nf_conntrack_sctp.h
+++ b/include/uapi/linux/netfilter/nf_conntrack_sctp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_NF_CONNTRACK_SCTP_H
#define _UAPI_NF_CONNTRACK_SCTP_H
/* SCTP tracking. */
diff --git a/include/uapi/linux/netfilter/nf_conntrack_tcp.h b/include/uapi/linux/netfilter/nf_conntrack_tcp.h
index ef9f80f0f529..74b91151d494 100644
--- a/include/uapi/linux/netfilter/nf_conntrack_tcp.h
+++ b/include/uapi/linux/netfilter/nf_conntrack_tcp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_NF_CONNTRACK_TCP_H
#define _UAPI_NF_CONNTRACK_TCP_H
/* TCP tracking. */
diff --git a/include/uapi/linux/netfilter/nf_conntrack_tuple_common.h b/include/uapi/linux/netfilter/nf_conntrack_tuple_common.h
index 526b42496b78..64390fac6f7e 100644
--- a/include/uapi/linux/netfilter/nf_conntrack_tuple_common.h
+++ b/include/uapi/linux/netfilter/nf_conntrack_tuple_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _NF_CONNTRACK_TUPLE_COMMON_H
#define _NF_CONNTRACK_TUPLE_COMMON_H
diff --git a/include/uapi/linux/netfilter/nf_log.h b/include/uapi/linux/netfilter/nf_log.h
index d0b5fa91ff54..2ae00932d3d2 100644
--- a/include/uapi/linux/netfilter/nf_log.h
+++ b/include/uapi/linux/netfilter/nf_log.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _NETFILTER_NF_LOG_H
#define _NETFILTER_NF_LOG_H
diff --git a/include/uapi/linux/netfilter/nf_nat.h b/include/uapi/linux/netfilter/nf_nat.h
index 0880781ad7b6..a33000da7229 100644
--- a/include/uapi/linux/netfilter/nf_nat.h
+++ b/include/uapi/linux/netfilter/nf_nat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _NETFILTER_NF_NAT_H
#define _NETFILTER_NF_NAT_H
diff --git a/include/uapi/linux/netfilter/nf_tables.h b/include/uapi/linux/netfilter/nf_tables.h
index 871afa4871bf..a3ee277b17a1 100644
--- a/include/uapi/linux/netfilter/nf_tables.h
+++ b/include/uapi/linux/netfilter/nf_tables.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_NF_TABLES_H
#define _LINUX_NF_TABLES_H
diff --git a/include/uapi/linux/netfilter/nf_tables_compat.h b/include/uapi/linux/netfilter/nf_tables_compat.h
index 8310f5f76551..0e2b9fcb71b7 100644
--- a/include/uapi/linux/netfilter/nf_tables_compat.h
+++ b/include/uapi/linux/netfilter/nf_tables_compat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _NFT_COMPAT_NFNETLINK_H_
#define _NFT_COMPAT_NFNETLINK_H_
diff --git a/include/uapi/linux/netfilter/nfnetlink.h b/include/uapi/linux/netfilter/nfnetlink.h
index a09906a30d77..5bc960f220b3 100644
--- a/include/uapi/linux/netfilter/nfnetlink.h
+++ b/include/uapi/linux/netfilter/nfnetlink.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_NFNETLINK_H
#define _UAPI_NFNETLINK_H
#include <linux/types.h>
diff --git a/include/uapi/linux/netfilter/nfnetlink_acct.h b/include/uapi/linux/netfilter/nfnetlink_acct.h
index 36047ec70f37..7cb66d3218fc 100644
--- a/include/uapi/linux/netfilter/nfnetlink_acct.h
+++ b/include/uapi/linux/netfilter/nfnetlink_acct.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_NFNL_ACCT_H_
#define _UAPI_NFNL_ACCT_H_
diff --git a/include/uapi/linux/netfilter/nfnetlink_compat.h b/include/uapi/linux/netfilter/nfnetlink_compat.h
index ffb95036bbd4..93bcdccef81d 100644
--- a/include/uapi/linux/netfilter/nfnetlink_compat.h
+++ b/include/uapi/linux/netfilter/nfnetlink_compat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _NFNETLINK_COMPAT_H
#define _NFNETLINK_COMPAT_H
diff --git a/include/uapi/linux/netfilter/nfnetlink_conntrack.h b/include/uapi/linux/netfilter/nfnetlink_conntrack.h
index 6deb8867c5fc..7397e022ce6e 100644
--- a/include/uapi/linux/netfilter/nfnetlink_conntrack.h
+++ b/include/uapi/linux/netfilter/nfnetlink_conntrack.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _IPCONNTRACK_NETLINK_H
#define _IPCONNTRACK_NETLINK_H
#include <linux/netfilter/nfnetlink.h>
diff --git a/include/uapi/linux/netfilter/nfnetlink_cthelper.h b/include/uapi/linux/netfilter/nfnetlink_cthelper.h
index 33659f6fad3e..a13137afc429 100644
--- a/include/uapi/linux/netfilter/nfnetlink_cthelper.h
+++ b/include/uapi/linux/netfilter/nfnetlink_cthelper.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _NFNL_CTHELPER_H_
#define _NFNL_CTHELPER_H_
diff --git a/include/uapi/linux/netfilter/nfnetlink_cttimeout.h b/include/uapi/linux/netfilter/nfnetlink_cttimeout.h
index f2c10dc140d6..6b20fb22717b 100644
--- a/include/uapi/linux/netfilter/nfnetlink_cttimeout.h
+++ b/include/uapi/linux/netfilter/nfnetlink_cttimeout.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _CTTIMEOUT_NETLINK_H
#define _CTTIMEOUT_NETLINK_H
#include <linux/netfilter/nfnetlink.h>
diff --git a/include/uapi/linux/netfilter/nfnetlink_log.h b/include/uapi/linux/netfilter/nfnetlink_log.h
index fb21f0c717a1..20983cb195a0 100644
--- a/include/uapi/linux/netfilter/nfnetlink_log.h
+++ b/include/uapi/linux/netfilter/nfnetlink_log.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _NFNETLINK_LOG_H
#define _NFNETLINK_LOG_H
diff --git a/include/uapi/linux/netfilter/nfnetlink_queue.h b/include/uapi/linux/netfilter/nfnetlink_queue.h
index d42f0396fe30..bcb2cb5d40b9 100644
--- a/include/uapi/linux/netfilter/nfnetlink_queue.h
+++ b/include/uapi/linux/netfilter/nfnetlink_queue.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _NFNETLINK_QUEUE_H
#define _NFNETLINK_QUEUE_H
diff --git a/include/uapi/linux/netfilter/x_tables.h b/include/uapi/linux/netfilter/x_tables.h
index c36969b91533..a8283f7dbc51 100644
--- a/include/uapi/linux/netfilter/x_tables.h
+++ b/include/uapi/linux/netfilter/x_tables.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_X_TABLES_H
#define _UAPI_X_TABLES_H
#include <linux/kernel.h>
diff --git a/include/uapi/linux/netfilter/xt_AUDIT.h b/include/uapi/linux/netfilter/xt_AUDIT.h
index 38751d2ea52b..1b314e2f84ac 100644
--- a/include/uapi/linux/netfilter/xt_AUDIT.h
+++ b/include/uapi/linux/netfilter/xt_AUDIT.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Header file for iptables xt_AUDIT target
*
diff --git a/include/uapi/linux/netfilter/xt_CHECKSUM.h b/include/uapi/linux/netfilter/xt_CHECKSUM.h
index 9a2e4661654e..c578088e61b9 100644
--- a/include/uapi/linux/netfilter/xt_CHECKSUM.h
+++ b/include/uapi/linux/netfilter/xt_CHECKSUM.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* Header file for iptables ipt_CHECKSUM target
*
* (C) 2002 by Harald Welte <laforge@gnumonks.org>
diff --git a/include/uapi/linux/netfilter/xt_CLASSIFY.h b/include/uapi/linux/netfilter/xt_CLASSIFY.h
index a813bf14dd63..fe059a98c1d3 100644
--- a/include/uapi/linux/netfilter/xt_CLASSIFY.h
+++ b/include/uapi/linux/netfilter/xt_CLASSIFY.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_CLASSIFY_H
#define _XT_CLASSIFY_H
diff --git a/include/uapi/linux/netfilter/xt_CONNMARK.h b/include/uapi/linux/netfilter/xt_CONNMARK.h
index 2f2e48ec8023..36cc956ead1a 100644
--- a/include/uapi/linux/netfilter/xt_CONNMARK.h
+++ b/include/uapi/linux/netfilter/xt_CONNMARK.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_CONNMARK_H_target
#define _XT_CONNMARK_H_target
diff --git a/include/uapi/linux/netfilter/xt_CONNSECMARK.h b/include/uapi/linux/netfilter/xt_CONNSECMARK.h
index b973ff80fa1e..ca078bb3c584 100644
--- a/include/uapi/linux/netfilter/xt_CONNSECMARK.h
+++ b/include/uapi/linux/netfilter/xt_CONNSECMARK.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_CONNSECMARK_H_target
#define _XT_CONNSECMARK_H_target
diff --git a/include/uapi/linux/netfilter/xt_CT.h b/include/uapi/linux/netfilter/xt_CT.h
index 9e520418b858..868fa08e1fbb 100644
--- a/include/uapi/linux/netfilter/xt_CT.h
+++ b/include/uapi/linux/netfilter/xt_CT.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_CT_H
#define _XT_CT_H
diff --git a/include/uapi/linux/netfilter/xt_DSCP.h b/include/uapi/linux/netfilter/xt_DSCP.h
index 648e0b3bed29..223d635e8b6f 100644
--- a/include/uapi/linux/netfilter/xt_DSCP.h
+++ b/include/uapi/linux/netfilter/xt_DSCP.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* x_tables module for setting the IPv4/IPv6 DSCP field
*
* (C) 2002 Harald Welte <laforge@gnumonks.org>
diff --git a/include/uapi/linux/netfilter/xt_HMARK.h b/include/uapi/linux/netfilter/xt_HMARK.h
index 3fb48c8d8d78..2d4b751a7115 100644
--- a/include/uapi/linux/netfilter/xt_HMARK.h
+++ b/include/uapi/linux/netfilter/xt_HMARK.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef XT_HMARK_H_
#define XT_HMARK_H_
diff --git a/include/uapi/linux/netfilter/xt_IDLETIMER.h b/include/uapi/linux/netfilter/xt_IDLETIMER.h
index 208ae9387331..3c586a19baea 100644
--- a/include/uapi/linux/netfilter/xt_IDLETIMER.h
+++ b/include/uapi/linux/netfilter/xt_IDLETIMER.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* linux/include/linux/netfilter/xt_IDLETIMER.h
*
diff --git a/include/uapi/linux/netfilter/xt_LED.h b/include/uapi/linux/netfilter/xt_LED.h
index f5509e7524d3..4fe0f1395807 100644
--- a/include/uapi/linux/netfilter/xt_LED.h
+++ b/include/uapi/linux/netfilter/xt_LED.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_LED_H
#define _XT_LED_H
diff --git a/include/uapi/linux/netfilter/xt_LOG.h b/include/uapi/linux/netfilter/xt_LOG.h
index cac079095305..167d4ddd2476 100644
--- a/include/uapi/linux/netfilter/xt_LOG.h
+++ b/include/uapi/linux/netfilter/xt_LOG.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_LOG_H
#define _XT_LOG_H
diff --git a/include/uapi/linux/netfilter/xt_MARK.h b/include/uapi/linux/netfilter/xt_MARK.h
index 41c456deba22..f1fe2b4be933 100644
--- a/include/uapi/linux/netfilter/xt_MARK.h
+++ b/include/uapi/linux/netfilter/xt_MARK.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_MARK_H_target
#define _XT_MARK_H_target
diff --git a/include/uapi/linux/netfilter/xt_NFLOG.h b/include/uapi/linux/netfilter/xt_NFLOG.h
index f33070730fc8..517809771909 100644
--- a/include/uapi/linux/netfilter/xt_NFLOG.h
+++ b/include/uapi/linux/netfilter/xt_NFLOG.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_NFLOG_TARGET
#define _XT_NFLOG_TARGET
diff --git a/include/uapi/linux/netfilter/xt_NFQUEUE.h b/include/uapi/linux/netfilter/xt_NFQUEUE.h
index 8bb5fe657d34..bb767fd73ed1 100644
--- a/include/uapi/linux/netfilter/xt_NFQUEUE.h
+++ b/include/uapi/linux/netfilter/xt_NFQUEUE.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* iptables module for using NFQUEUE mechanism
*
* (C) 2005 Harald Welte <laforge@netfilter.org>
diff --git a/include/uapi/linux/netfilter/xt_RATEEST.h b/include/uapi/linux/netfilter/xt_RATEEST.h
index ec1b57047e03..2b87a71e6266 100644
--- a/include/uapi/linux/netfilter/xt_RATEEST.h
+++ b/include/uapi/linux/netfilter/xt_RATEEST.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_RATEEST_TARGET_H
#define _XT_RATEEST_TARGET_H
diff --git a/include/uapi/linux/netfilter/xt_SECMARK.h b/include/uapi/linux/netfilter/xt_SECMARK.h
index 989092bd6274..1f2a708413f5 100644
--- a/include/uapi/linux/netfilter/xt_SECMARK.h
+++ b/include/uapi/linux/netfilter/xt_SECMARK.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_SECMARK_H_target
#define _XT_SECMARK_H_target
diff --git a/include/uapi/linux/netfilter/xt_SYNPROXY.h b/include/uapi/linux/netfilter/xt_SYNPROXY.h
index ca67e61d2a61..ea5eba15d4c1 100644
--- a/include/uapi/linux/netfilter/xt_SYNPROXY.h
+++ b/include/uapi/linux/netfilter/xt_SYNPROXY.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_SYNPROXY_H
#define _XT_SYNPROXY_H
diff --git a/include/uapi/linux/netfilter/xt_TCPMSS.h b/include/uapi/linux/netfilter/xt_TCPMSS.h
index 9a6960afc134..65ea6c9dab4b 100644
--- a/include/uapi/linux/netfilter/xt_TCPMSS.h
+++ b/include/uapi/linux/netfilter/xt_TCPMSS.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_TCPMSS_H
#define _XT_TCPMSS_H
diff --git a/include/uapi/linux/netfilter/xt_TCPOPTSTRIP.h b/include/uapi/linux/netfilter/xt_TCPOPTSTRIP.h
index 7157318499c2..6bd51cd6f8da 100644
--- a/include/uapi/linux/netfilter/xt_TCPOPTSTRIP.h
+++ b/include/uapi/linux/netfilter/xt_TCPOPTSTRIP.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_TCPOPTSTRIP_H
#define _XT_TCPOPTSTRIP_H
diff --git a/include/uapi/linux/netfilter/xt_TEE.h b/include/uapi/linux/netfilter/xt_TEE.h
index 01092023404b..eb854917f828 100644
--- a/include/uapi/linux/netfilter/xt_TEE.h
+++ b/include/uapi/linux/netfilter/xt_TEE.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_TEE_TARGET_H
#define _XT_TEE_TARGET_H
diff --git a/include/uapi/linux/netfilter/xt_TPROXY.h b/include/uapi/linux/netfilter/xt_TPROXY.h
index 8d693eefdc1f..348957b02a82 100644
--- a/include/uapi/linux/netfilter/xt_TPROXY.h
+++ b/include/uapi/linux/netfilter/xt_TPROXY.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_TPROXY_H
#define _XT_TPROXY_H
diff --git a/include/uapi/linux/netfilter/xt_addrtype.h b/include/uapi/linux/netfilter/xt_addrtype.h
index b156baa9d55e..2102dff74c31 100644
--- a/include/uapi/linux/netfilter/xt_addrtype.h
+++ b/include/uapi/linux/netfilter/xt_addrtype.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_ADDRTYPE_H
#define _XT_ADDRTYPE_H
diff --git a/include/uapi/linux/netfilter/xt_bpf.h b/include/uapi/linux/netfilter/xt_bpf.h
index b97725af2ac0..a05adda26d3e 100644
--- a/include/uapi/linux/netfilter/xt_bpf.h
+++ b/include/uapi/linux/netfilter/xt_bpf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_BPF_H
#define _XT_BPF_H
@@ -23,6 +24,7 @@ enum xt_bpf_modes {
XT_BPF_MODE_FD_PINNED,
XT_BPF_MODE_FD_ELF,
};
+#define XT_BPF_MODE_PATH_PINNED XT_BPF_MODE_FD_PINNED
struct xt_bpf_info_v1 {
__u16 mode;
diff --git a/include/uapi/linux/netfilter/xt_cgroup.h b/include/uapi/linux/netfilter/xt_cgroup.h
index 1e4b37b93bef..e96dfa1b34f7 100644
--- a/include/uapi/linux/netfilter/xt_cgroup.h
+++ b/include/uapi/linux/netfilter/xt_cgroup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_XT_CGROUP_H
#define _UAPI_XT_CGROUP_H
diff --git a/include/uapi/linux/netfilter/xt_cluster.h b/include/uapi/linux/netfilter/xt_cluster.h
index 9b883c8fbf54..ed8e0561f99c 100644
--- a/include/uapi/linux/netfilter/xt_cluster.h
+++ b/include/uapi/linux/netfilter/xt_cluster.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_CLUSTER_MATCH_H
#define _XT_CLUSTER_MATCH_H
diff --git a/include/uapi/linux/netfilter/xt_comment.h b/include/uapi/linux/netfilter/xt_comment.h
index 0ea5e79f5bd7..85d284082542 100644
--- a/include/uapi/linux/netfilter/xt_comment.h
+++ b/include/uapi/linux/netfilter/xt_comment.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_COMMENT_H
#define _XT_COMMENT_H
diff --git a/include/uapi/linux/netfilter/xt_connbytes.h b/include/uapi/linux/netfilter/xt_connbytes.h
index f1d6c15bd9e3..0bae507db23e 100644
--- a/include/uapi/linux/netfilter/xt_connbytes.h
+++ b/include/uapi/linux/netfilter/xt_connbytes.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_CONNBYTES_H
#define _XT_CONNBYTES_H
diff --git a/include/uapi/linux/netfilter/xt_connlabel.h b/include/uapi/linux/netfilter/xt_connlabel.h
index c4bc9ee9b330..2312f0ec07b2 100644
--- a/include/uapi/linux/netfilter/xt_connlabel.h
+++ b/include/uapi/linux/netfilter/xt_connlabel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <linux/types.h>
#define XT_CONNLABEL_MAXBIT 127
diff --git a/include/uapi/linux/netfilter/xt_connlimit.h b/include/uapi/linux/netfilter/xt_connlimit.h
index f1656096121e..07e5e9d47882 100644
--- a/include/uapi/linux/netfilter/xt_connlimit.h
+++ b/include/uapi/linux/netfilter/xt_connlimit.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_CONNLIMIT_H
#define _XT_CONNLIMIT_H
diff --git a/include/uapi/linux/netfilter/xt_connmark.h b/include/uapi/linux/netfilter/xt_connmark.h
index efc17a8305fb..408a9654f05c 100644
--- a/include/uapi/linux/netfilter/xt_connmark.h
+++ b/include/uapi/linux/netfilter/xt_connmark.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
#ifndef _XT_CONNMARK_H
#define _XT_CONNMARK_H
diff --git a/include/uapi/linux/netfilter/xt_conntrack.h b/include/uapi/linux/netfilter/xt_conntrack.h
index e5bd3083a843..cdd14a83d29d 100644
--- a/include/uapi/linux/netfilter/xt_conntrack.h
+++ b/include/uapi/linux/netfilter/xt_conntrack.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-1.0+ WITH Linux-syscall-note */
/* Header file for kernel module to match connection tracking information.
* GPL (C) 2001 Marc Boucher (marc@mbsi.ca).
*/
diff --git a/include/uapi/linux/netfilter/xt_cpu.h b/include/uapi/linux/netfilter/xt_cpu.h
index 93c7f11d8f42..b442e1f6f598 100644
--- a/include/uapi/linux/netfilter/xt_cpu.h
+++ b/include/uapi/linux/netfilter/xt_cpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_CPU_H
#define _XT_CPU_H
diff --git a/include/uapi/linux/netfilter/xt_dccp.h b/include/uapi/linux/netfilter/xt_dccp.h
index a579e1b6f040..564e61c5703f 100644
--- a/include/uapi/linux/netfilter/xt_dccp.h
+++ b/include/uapi/linux/netfilter/xt_dccp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_DCCP_H_
#define _XT_DCCP_H_
diff --git a/include/uapi/linux/netfilter/xt_devgroup.h b/include/uapi/linux/netfilter/xt_devgroup.h
index 1babde0ec900..79ed351a4525 100644
--- a/include/uapi/linux/netfilter/xt_devgroup.h
+++ b/include/uapi/linux/netfilter/xt_devgroup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_DEVGROUP_H
#define _XT_DEVGROUP_H
diff --git a/include/uapi/linux/netfilter/xt_dscp.h b/include/uapi/linux/netfilter/xt_dscp.h
index 15f8932ad5ce..7594e4df8587 100644
--- a/include/uapi/linux/netfilter/xt_dscp.h
+++ b/include/uapi/linux/netfilter/xt_dscp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* x_tables module for matching the IPv4/IPv6 DSCP field
*
* (C) 2002 Harald Welte <laforge@gnumonks.org>
diff --git a/include/uapi/linux/netfilter/xt_ecn.h b/include/uapi/linux/netfilter/xt_ecn.h
index 7158fca364f2..2c301c1cbff2 100644
--- a/include/uapi/linux/netfilter/xt_ecn.h
+++ b/include/uapi/linux/netfilter/xt_ecn.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* iptables module for matching the ECN header in IPv4 and TCP header
*
* (C) 2002 Harald Welte <laforge@gnumonks.org>
diff --git a/include/uapi/linux/netfilter/xt_esp.h b/include/uapi/linux/netfilter/xt_esp.h
index ee6882408000..fa57a208f684 100644
--- a/include/uapi/linux/netfilter/xt_esp.h
+++ b/include/uapi/linux/netfilter/xt_esp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_ESP_H
#define _XT_ESP_H
diff --git a/include/uapi/linux/netfilter/xt_hashlimit.h b/include/uapi/linux/netfilter/xt_hashlimit.h
index aa98573248b1..721a8de6c5b3 100644
--- a/include/uapi/linux/netfilter/xt_hashlimit.h
+++ b/include/uapi/linux/netfilter/xt_hashlimit.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_XT_HASHLIMIT_H
#define _UAPI_XT_HASHLIMIT_H
diff --git a/include/uapi/linux/netfilter/xt_helper.h b/include/uapi/linux/netfilter/xt_helper.h
index 6b42763f999d..53aa1458d6b7 100644
--- a/include/uapi/linux/netfilter/xt_helper.h
+++ b/include/uapi/linux/netfilter/xt_helper.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_HELPER_H
#define _XT_HELPER_H
diff --git a/include/uapi/linux/netfilter/xt_ipcomp.h b/include/uapi/linux/netfilter/xt_ipcomp.h
index 45c7e40eb8e1..69b12e76eaf7 100644
--- a/include/uapi/linux/netfilter/xt_ipcomp.h
+++ b/include/uapi/linux/netfilter/xt_ipcomp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_IPCOMP_H
#define _XT_IPCOMP_H
diff --git a/include/uapi/linux/netfilter/xt_iprange.h b/include/uapi/linux/netfilter/xt_iprange.h
index 25fd7cf851f0..551bec7a22fc 100644
--- a/include/uapi/linux/netfilter/xt_iprange.h
+++ b/include/uapi/linux/netfilter/xt_iprange.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_NETFILTER_XT_IPRANGE_H
#define _LINUX_NETFILTER_XT_IPRANGE_H 1
diff --git a/include/uapi/linux/netfilter/xt_ipvs.h b/include/uapi/linux/netfilter/xt_ipvs.h
index e03b9c31a39d..925c76996dc4 100644
--- a/include/uapi/linux/netfilter/xt_ipvs.h
+++ b/include/uapi/linux/netfilter/xt_ipvs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_IPVS_H
#define _XT_IPVS_H
diff --git a/include/uapi/linux/netfilter/xt_l2tp.h b/include/uapi/linux/netfilter/xt_l2tp.h
index 7dccfa0acbfa..990b52a49fab 100644
--- a/include/uapi/linux/netfilter/xt_l2tp.h
+++ b/include/uapi/linux/netfilter/xt_l2tp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_NETFILTER_XT_L2TP_H
#define _LINUX_NETFILTER_XT_L2TP_H
diff --git a/include/uapi/linux/netfilter/xt_length.h b/include/uapi/linux/netfilter/xt_length.h
index b82ed7c4b1e0..513f653e2f6b 100644
--- a/include/uapi/linux/netfilter/xt_length.h
+++ b/include/uapi/linux/netfilter/xt_length.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_LENGTH_H
#define _XT_LENGTH_H
diff --git a/include/uapi/linux/netfilter/xt_limit.h b/include/uapi/linux/netfilter/xt_limit.h
index bb47fc4d2ade..1d6e4ce9a646 100644
--- a/include/uapi/linux/netfilter/xt_limit.h
+++ b/include/uapi/linux/netfilter/xt_limit.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_RATE_H
#define _XT_RATE_H
diff --git a/include/uapi/linux/netfilter/xt_mac.h b/include/uapi/linux/netfilter/xt_mac.h
index 9a19a08a9181..c4dd5185cfc4 100644
--- a/include/uapi/linux/netfilter/xt_mac.h
+++ b/include/uapi/linux/netfilter/xt_mac.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_MAC_H
#define _XT_MAC_H
diff --git a/include/uapi/linux/netfilter/xt_mark.h b/include/uapi/linux/netfilter/xt_mark.h
index ecadc40d5cde..9d0526ced8f0 100644
--- a/include/uapi/linux/netfilter/xt_mark.h
+++ b/include/uapi/linux/netfilter/xt_mark.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_MARK_H
#define _XT_MARK_H
diff --git a/include/uapi/linux/netfilter/xt_multiport.h b/include/uapi/linux/netfilter/xt_multiport.h
index 5b7e72dfffc5..ffecf696454b 100644
--- a/include/uapi/linux/netfilter/xt_multiport.h
+++ b/include/uapi/linux/netfilter/xt_multiport.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_MULTIPORT_H
#define _XT_MULTIPORT_H
diff --git a/include/uapi/linux/netfilter/xt_nfacct.h b/include/uapi/linux/netfilter/xt_nfacct.h
index 3e19c8a86576..5c8a4d760ee3 100644
--- a/include/uapi/linux/netfilter/xt_nfacct.h
+++ b/include/uapi/linux/netfilter/xt_nfacct.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_NFACCT_MATCH_H
#define _XT_NFACCT_MATCH_H
diff --git a/include/uapi/linux/netfilter/xt_osf.h b/include/uapi/linux/netfilter/xt_osf.h
index e6159958b2fb..dad197e2ab99 100644
--- a/include/uapi/linux/netfilter/xt_osf.h
+++ b/include/uapi/linux/netfilter/xt_osf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright (c) 2003+ Evgeniy Polyakov <johnpol@2ka.mxt.ru>
*
diff --git a/include/uapi/linux/netfilter/xt_owner.h b/include/uapi/linux/netfilter/xt_owner.h
index 2081761714b5..fa3ad84957d5 100644
--- a/include/uapi/linux/netfilter/xt_owner.h
+++ b/include/uapi/linux/netfilter/xt_owner.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_OWNER_MATCH_H
#define _XT_OWNER_MATCH_H
diff --git a/include/uapi/linux/netfilter/xt_physdev.h b/include/uapi/linux/netfilter/xt_physdev.h
index ccdde87da214..06ae115e9a91 100644
--- a/include/uapi/linux/netfilter/xt_physdev.h
+++ b/include/uapi/linux/netfilter/xt_physdev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_XT_PHYSDEV_H
#define _UAPI_XT_PHYSDEV_H
diff --git a/include/uapi/linux/netfilter/xt_pkttype.h b/include/uapi/linux/netfilter/xt_pkttype.h
index f265cf52faea..c31f29d2e723 100644
--- a/include/uapi/linux/netfilter/xt_pkttype.h
+++ b/include/uapi/linux/netfilter/xt_pkttype.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_PKTTYPE_H
#define _XT_PKTTYPE_H
diff --git a/include/uapi/linux/netfilter/xt_policy.h b/include/uapi/linux/netfilter/xt_policy.h
index d8a9800dce61..323bfa3074c5 100644
--- a/include/uapi/linux/netfilter/xt_policy.h
+++ b/include/uapi/linux/netfilter/xt_policy.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_POLICY_H
#define _XT_POLICY_H
diff --git a/include/uapi/linux/netfilter/xt_quota.h b/include/uapi/linux/netfilter/xt_quota.h
index 9314723f39ca..f3ba5d9e58b6 100644
--- a/include/uapi/linux/netfilter/xt_quota.h
+++ b/include/uapi/linux/netfilter/xt_quota.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_QUOTA_H
#define _XT_QUOTA_H
diff --git a/include/uapi/linux/netfilter/xt_rateest.h b/include/uapi/linux/netfilter/xt_rateest.h
index 13fe50d4e4b3..52a37bdc1837 100644
--- a/include/uapi/linux/netfilter/xt_rateest.h
+++ b/include/uapi/linux/netfilter/xt_rateest.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_RATEEST_MATCH_H
#define _XT_RATEEST_MATCH_H
diff --git a/include/uapi/linux/netfilter/xt_realm.h b/include/uapi/linux/netfilter/xt_realm.h
index d4a82ee56a02..252aa9f79cf8 100644
--- a/include/uapi/linux/netfilter/xt_realm.h
+++ b/include/uapi/linux/netfilter/xt_realm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_REALM_H
#define _XT_REALM_H
diff --git a/include/uapi/linux/netfilter/xt_recent.h b/include/uapi/linux/netfilter/xt_recent.h
index 955d562031cc..e2c33996a802 100644
--- a/include/uapi/linux/netfilter/xt_recent.h
+++ b/include/uapi/linux/netfilter/xt_recent.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_NETFILTER_XT_RECENT_H
#define _LINUX_NETFILTER_XT_RECENT_H 1
diff --git a/include/uapi/linux/netfilter/xt_rpfilter.h b/include/uapi/linux/netfilter/xt_rpfilter.h
index 8358d4f71952..9b3d0f25a39c 100644
--- a/include/uapi/linux/netfilter/xt_rpfilter.h
+++ b/include/uapi/linux/netfilter/xt_rpfilter.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_RPATH_H
#define _XT_RPATH_H
diff --git a/include/uapi/linux/netfilter/xt_sctp.h b/include/uapi/linux/netfilter/xt_sctp.h
index 58ffcfb7978e..4bc6d1a08781 100644
--- a/include/uapi/linux/netfilter/xt_sctp.h
+++ b/include/uapi/linux/netfilter/xt_sctp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_SCTP_H_
#define _XT_SCTP_H_
diff --git a/include/uapi/linux/netfilter/xt_set.h b/include/uapi/linux/netfilter/xt_set.h
index d4e02348384c..8c1ca66c8a06 100644
--- a/include/uapi/linux/netfilter/xt_set.h
+++ b/include/uapi/linux/netfilter/xt_set.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_SET_H
#define _XT_SET_H
diff --git a/include/uapi/linux/netfilter/xt_socket.h b/include/uapi/linux/netfilter/xt_socket.h
index 87644f832494..a7bdc9d882b0 100644
--- a/include/uapi/linux/netfilter/xt_socket.h
+++ b/include/uapi/linux/netfilter/xt_socket.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_SOCKET_H
#define _XT_SOCKET_H
diff --git a/include/uapi/linux/netfilter/xt_state.h b/include/uapi/linux/netfilter/xt_state.h
index 7b32de886613..fe5670ef6aad 100644
--- a/include/uapi/linux/netfilter/xt_state.h
+++ b/include/uapi/linux/netfilter/xt_state.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_STATE_H
#define _XT_STATE_H
diff --git a/include/uapi/linux/netfilter/xt_statistic.h b/include/uapi/linux/netfilter/xt_statistic.h
index 4e983ef0c968..bbce6fcb26e3 100644
--- a/include/uapi/linux/netfilter/xt_statistic.h
+++ b/include/uapi/linux/netfilter/xt_statistic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_STATISTIC_H
#define _XT_STATISTIC_H
diff --git a/include/uapi/linux/netfilter/xt_string.h b/include/uapi/linux/netfilter/xt_string.h
index 235347c02eab..bedb015d54dd 100644
--- a/include/uapi/linux/netfilter/xt_string.h
+++ b/include/uapi/linux/netfilter/xt_string.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_STRING_H
#define _XT_STRING_H
diff --git a/include/uapi/linux/netfilter/xt_tcpmss.h b/include/uapi/linux/netfilter/xt_tcpmss.h
index fbac56b9e667..2268f58b4dec 100644
--- a/include/uapi/linux/netfilter/xt_tcpmss.h
+++ b/include/uapi/linux/netfilter/xt_tcpmss.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_TCPMSS_MATCH_H
#define _XT_TCPMSS_MATCH_H
diff --git a/include/uapi/linux/netfilter/xt_tcpudp.h b/include/uapi/linux/netfilter/xt_tcpudp.h
index 38aa7b399021..658c16999819 100644
--- a/include/uapi/linux/netfilter/xt_tcpudp.h
+++ b/include/uapi/linux/netfilter/xt_tcpudp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_TCPUDP_H
#define _XT_TCPUDP_H
diff --git a/include/uapi/linux/netfilter/xt_time.h b/include/uapi/linux/netfilter/xt_time.h
index 095886019396..7f707c7ec858 100644
--- a/include/uapi/linux/netfilter/xt_time.h
+++ b/include/uapi/linux/netfilter/xt_time.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_TIME_H
#define _XT_TIME_H 1
diff --git a/include/uapi/linux/netfilter/xt_u32.h b/include/uapi/linux/netfilter/xt_u32.h
index 04d1bfea03c2..a88505ca72f8 100644
--- a/include/uapi/linux/netfilter/xt_u32.h
+++ b/include/uapi/linux/netfilter/xt_u32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _XT_U32_H
#define _XT_U32_H 1
diff --git a/include/uapi/linux/netfilter_arp.h b/include/uapi/linux/netfilter_arp.h
index 92bc6ddcbf73..81b6a4cbcb72 100644
--- a/include/uapi/linux/netfilter_arp.h
+++ b/include/uapi/linux/netfilter_arp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-1.0+ WITH Linux-syscall-note */
#ifndef __LINUX_ARP_NETFILTER_H
#define __LINUX_ARP_NETFILTER_H
diff --git a/include/uapi/linux/netfilter_arp/arp_tables.h b/include/uapi/linux/netfilter_arp/arp_tables.h
index ece3ad4eecda..a2a0927d9bd6 100644
--- a/include/uapi/linux/netfilter_arp/arp_tables.h
+++ b/include/uapi/linux/netfilter_arp/arp_tables.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Format of an ARP firewall descriptor
*
diff --git a/include/uapi/linux/netfilter_arp/arpt_mangle.h b/include/uapi/linux/netfilter_arp/arpt_mangle.h
index 8c2b16a1f5a0..60135d5cc223 100644
--- a/include/uapi/linux/netfilter_arp/arpt_mangle.h
+++ b/include/uapi/linux/netfilter_arp/arpt_mangle.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ARPT_MANGLE_H
#define _ARPT_MANGLE_H
#include <linux/netfilter_arp/arp_tables.h>
diff --git a/include/uapi/linux/netfilter_bridge.h b/include/uapi/linux/netfilter_bridge.h
index 514519b47651..12fb77633f83 100644
--- a/include/uapi/linux/netfilter_bridge.h
+++ b/include/uapi/linux/netfilter_bridge.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__LINUX_BRIDGE_NETFILTER_H
#define _UAPI__LINUX_BRIDGE_NETFILTER_H
diff --git a/include/uapi/linux/netfilter_bridge/ebt_802_3.h b/include/uapi/linux/netfilter_bridge/ebt_802_3.h
index f37522aade24..03463e4b0246 100644
--- a/include/uapi/linux/netfilter_bridge/ebt_802_3.h
+++ b/include/uapi/linux/netfilter_bridge/ebt_802_3.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__LINUX_BRIDGE_EBT_802_3_H
#define _UAPI__LINUX_BRIDGE_EBT_802_3_H
diff --git a/include/uapi/linux/netfilter_bridge/ebt_among.h b/include/uapi/linux/netfilter_bridge/ebt_among.h
index bd4e3ad0b706..9acf757bc1f7 100644
--- a/include/uapi/linux/netfilter_bridge/ebt_among.h
+++ b/include/uapi/linux/netfilter_bridge/ebt_among.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_BRIDGE_EBT_AMONG_H
#define __LINUX_BRIDGE_EBT_AMONG_H
diff --git a/include/uapi/linux/netfilter_bridge/ebt_arp.h b/include/uapi/linux/netfilter_bridge/ebt_arp.h
index dd4df25330e8..628b4fdae542 100644
--- a/include/uapi/linux/netfilter_bridge/ebt_arp.h
+++ b/include/uapi/linux/netfilter_bridge/ebt_arp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_BRIDGE_EBT_ARP_H
#define __LINUX_BRIDGE_EBT_ARP_H
diff --git a/include/uapi/linux/netfilter_bridge/ebt_arpreply.h b/include/uapi/linux/netfilter_bridge/ebt_arpreply.h
index 6fee3402e307..ed41ae053597 100644
--- a/include/uapi/linux/netfilter_bridge/ebt_arpreply.h
+++ b/include/uapi/linux/netfilter_bridge/ebt_arpreply.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_BRIDGE_EBT_ARPREPLY_H
#define __LINUX_BRIDGE_EBT_ARPREPLY_H
diff --git a/include/uapi/linux/netfilter_bridge/ebt_ip.h b/include/uapi/linux/netfilter_bridge/ebt_ip.h
index c4bbc41b0ea4..8e462fb1983f 100644
--- a/include/uapi/linux/netfilter_bridge/ebt_ip.h
+++ b/include/uapi/linux/netfilter_bridge/ebt_ip.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* ebt_ip
*
diff --git a/include/uapi/linux/netfilter_bridge/ebt_ip6.h b/include/uapi/linux/netfilter_bridge/ebt_ip6.h
index a062f0ce95f9..057945dd66bc 100644
--- a/include/uapi/linux/netfilter_bridge/ebt_ip6.h
+++ b/include/uapi/linux/netfilter_bridge/ebt_ip6.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* ebt_ip6
*
diff --git a/include/uapi/linux/netfilter_bridge/ebt_limit.h b/include/uapi/linux/netfilter_bridge/ebt_limit.h
index 66d80b30ba0e..c2ac02e1fab6 100644
--- a/include/uapi/linux/netfilter_bridge/ebt_limit.h
+++ b/include/uapi/linux/netfilter_bridge/ebt_limit.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_BRIDGE_EBT_LIMIT_H
#define __LINUX_BRIDGE_EBT_LIMIT_H
diff --git a/include/uapi/linux/netfilter_bridge/ebt_log.h b/include/uapi/linux/netfilter_bridge/ebt_log.h
index 7e7f1d1fe494..f6724155af91 100644
--- a/include/uapi/linux/netfilter_bridge/ebt_log.h
+++ b/include/uapi/linux/netfilter_bridge/ebt_log.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_BRIDGE_EBT_LOG_H
#define __LINUX_BRIDGE_EBT_LOG_H
diff --git a/include/uapi/linux/netfilter_bridge/ebt_mark_m.h b/include/uapi/linux/netfilter_bridge/ebt_mark_m.h
index 410f9e5a71d4..098ac78cd1e6 100644
--- a/include/uapi/linux/netfilter_bridge/ebt_mark_m.h
+++ b/include/uapi/linux/netfilter_bridge/ebt_mark_m.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_BRIDGE_EBT_MARK_M_H
#define __LINUX_BRIDGE_EBT_MARK_M_H
diff --git a/include/uapi/linux/netfilter_bridge/ebt_mark_t.h b/include/uapi/linux/netfilter_bridge/ebt_mark_t.h
index 7d5a268a4311..8810f1c12af3 100644
--- a/include/uapi/linux/netfilter_bridge/ebt_mark_t.h
+++ b/include/uapi/linux/netfilter_bridge/ebt_mark_t.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_BRIDGE_EBT_MARK_T_H
#define __LINUX_BRIDGE_EBT_MARK_T_H
diff --git a/include/uapi/linux/netfilter_bridge/ebt_nat.h b/include/uapi/linux/netfilter_bridge/ebt_nat.h
index c990d74ee966..49da2f9be021 100644
--- a/include/uapi/linux/netfilter_bridge/ebt_nat.h
+++ b/include/uapi/linux/netfilter_bridge/ebt_nat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_BRIDGE_EBT_NAT_H
#define __LINUX_BRIDGE_EBT_NAT_H
diff --git a/include/uapi/linux/netfilter_bridge/ebt_nflog.h b/include/uapi/linux/netfilter_bridge/ebt_nflog.h
index df829fce9125..f5cdc068c264 100644
--- a/include/uapi/linux/netfilter_bridge/ebt_nflog.h
+++ b/include/uapi/linux/netfilter_bridge/ebt_nflog.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_BRIDGE_EBT_NFLOG_H
#define __LINUX_BRIDGE_EBT_NFLOG_H
diff --git a/include/uapi/linux/netfilter_bridge/ebt_pkttype.h b/include/uapi/linux/netfilter_bridge/ebt_pkttype.h
index c241badcd036..32c5d08b31d3 100644
--- a/include/uapi/linux/netfilter_bridge/ebt_pkttype.h
+++ b/include/uapi/linux/netfilter_bridge/ebt_pkttype.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_BRIDGE_EBT_PKTTYPE_H
#define __LINUX_BRIDGE_EBT_PKTTYPE_H
diff --git a/include/uapi/linux/netfilter_bridge/ebt_redirect.h b/include/uapi/linux/netfilter_bridge/ebt_redirect.h
index dd9622ce8488..dc7a7ce25902 100644
--- a/include/uapi/linux/netfilter_bridge/ebt_redirect.h
+++ b/include/uapi/linux/netfilter_bridge/ebt_redirect.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_BRIDGE_EBT_REDIRECT_H
#define __LINUX_BRIDGE_EBT_REDIRECT_H
diff --git a/include/uapi/linux/netfilter_bridge/ebt_stp.h b/include/uapi/linux/netfilter_bridge/ebt_stp.h
index 1025b9f5fb7d..94f68dedc3f6 100644
--- a/include/uapi/linux/netfilter_bridge/ebt_stp.h
+++ b/include/uapi/linux/netfilter_bridge/ebt_stp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_BRIDGE_EBT_STP_H
#define __LINUX_BRIDGE_EBT_STP_H
diff --git a/include/uapi/linux/netfilter_bridge/ebt_vlan.h b/include/uapi/linux/netfilter_bridge/ebt_vlan.h
index 967d1d5cf98d..fb0d8f604c23 100644
--- a/include/uapi/linux/netfilter_bridge/ebt_vlan.h
+++ b/include/uapi/linux/netfilter_bridge/ebt_vlan.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_BRIDGE_EBT_VLAN_H
#define __LINUX_BRIDGE_EBT_VLAN_H
diff --git a/include/uapi/linux/netfilter_bridge/ebtables.h b/include/uapi/linux/netfilter_bridge/ebtables.h
index e3cdf9f1a259..9ff57c0a0199 100644
--- a/include/uapi/linux/netfilter_bridge/ebtables.h
+++ b/include/uapi/linux/netfilter_bridge/ebtables.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* ebtables
*
diff --git a/include/uapi/linux/netfilter_decnet.h b/include/uapi/linux/netfilter_decnet.h
index 0b09732aacd5..9089c38f6abe 100644
--- a/include/uapi/linux/netfilter_decnet.h
+++ b/include/uapi/linux/netfilter_decnet.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_DECNET_NETFILTER_H
#define __LINUX_DECNET_NETFILTER_H
diff --git a/include/uapi/linux/netfilter_ipv4.h b/include/uapi/linux/netfilter_ipv4.h
index 91ddd1f6fd4b..e6b1a84f5dd3 100644
--- a/include/uapi/linux/netfilter_ipv4.h
+++ b/include/uapi/linux/netfilter_ipv4.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* IPv4-specific defines for netfilter.
* (C)1998 Rusty Russell -- This code is GPL.
*/
diff --git a/include/uapi/linux/netfilter_ipv4/ip_tables.h b/include/uapi/linux/netfilter_ipv4/ip_tables.h
index d0da53d96d93..6aaeb14bfce1 100644
--- a/include/uapi/linux/netfilter_ipv4/ip_tables.h
+++ b/include/uapi/linux/netfilter_ipv4/ip_tables.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* 25-Jul-1998 Major changes to allow for ip chain table
*
diff --git a/include/uapi/linux/netfilter_ipv4/ipt_CLUSTERIP.h b/include/uapi/linux/netfilter_ipv4/ipt_CLUSTERIP.h
index eac0f6548f47..ff6599494fe6 100644
--- a/include/uapi/linux/netfilter_ipv4/ipt_CLUSTERIP.h
+++ b/include/uapi/linux/netfilter_ipv4/ipt_CLUSTERIP.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _IPT_CLUSTERIP_H_target
#define _IPT_CLUSTERIP_H_target
diff --git a/include/uapi/linux/netfilter_ipv4/ipt_ECN.h b/include/uapi/linux/netfilter_ipv4/ipt_ECN.h
index bb88d5315a4d..e3630fd045b8 100644
--- a/include/uapi/linux/netfilter_ipv4/ipt_ECN.h
+++ b/include/uapi/linux/netfilter_ipv4/ipt_ECN.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* Header file for iptables ipt_ECN target
*
* (C) 2002 by Harald Welte <laforge@gnumonks.org>
diff --git a/include/uapi/linux/netfilter_ipv4/ipt_LOG.h b/include/uapi/linux/netfilter_ipv4/ipt_LOG.h
index 5d8152077d71..6dec14ba851b 100644
--- a/include/uapi/linux/netfilter_ipv4/ipt_LOG.h
+++ b/include/uapi/linux/netfilter_ipv4/ipt_LOG.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _IPT_LOG_H
#define _IPT_LOG_H
diff --git a/include/uapi/linux/netfilter_ipv4/ipt_REJECT.h b/include/uapi/linux/netfilter_ipv4/ipt_REJECT.h
index 4293a1ad1b01..ae61ddd328b0 100644
--- a/include/uapi/linux/netfilter_ipv4/ipt_REJECT.h
+++ b/include/uapi/linux/netfilter_ipv4/ipt_REJECT.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _IPT_REJECT_H
#define _IPT_REJECT_H
diff --git a/include/uapi/linux/netfilter_ipv4/ipt_TTL.h b/include/uapi/linux/netfilter_ipv4/ipt_TTL.h
index f6ac169d92f9..57d2fc67a943 100644
--- a/include/uapi/linux/netfilter_ipv4/ipt_TTL.h
+++ b/include/uapi/linux/netfilter_ipv4/ipt_TTL.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* TTL modification module for IP tables
* (C) 2000 by Harald Welte <laforge@netfilter.org> */
diff --git a/include/uapi/linux/netfilter_ipv4/ipt_ah.h b/include/uapi/linux/netfilter_ipv4/ipt_ah.h
index 4e02bb0119e3..606ce90dbf83 100644
--- a/include/uapi/linux/netfilter_ipv4/ipt_ah.h
+++ b/include/uapi/linux/netfilter_ipv4/ipt_ah.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _IPT_AH_H
#define _IPT_AH_H
diff --git a/include/uapi/linux/netfilter_ipv4/ipt_ecn.h b/include/uapi/linux/netfilter_ipv4/ipt_ecn.h
index 0e0c063dbf60..8121bec47026 100644
--- a/include/uapi/linux/netfilter_ipv4/ipt_ecn.h
+++ b/include/uapi/linux/netfilter_ipv4/ipt_ecn.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _IPT_ECN_H
#define _IPT_ECN_H
diff --git a/include/uapi/linux/netfilter_ipv4/ipt_ttl.h b/include/uapi/linux/netfilter_ipv4/ipt_ttl.h
index 37bee4442486..ad0226a8629b 100644
--- a/include/uapi/linux/netfilter_ipv4/ipt_ttl.h
+++ b/include/uapi/linux/netfilter_ipv4/ipt_ttl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* IP tables module for matching the value of the TTL
* (C) 2000 by Harald Welte <laforge@gnumonks.org> */
diff --git a/include/uapi/linux/netfilter_ipv6.h b/include/uapi/linux/netfilter_ipv6.h
index 12497c6c7949..2f9724611cc2 100644
--- a/include/uapi/linux/netfilter_ipv6.h
+++ b/include/uapi/linux/netfilter_ipv6.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* IPv6-specific defines for netfilter.
* (C)1998 Rusty Russell -- This code is GPL.
* (C)1999 David Jeffery
diff --git a/include/uapi/linux/netfilter_ipv6/ip6_tables.h b/include/uapi/linux/netfilter_ipv6/ip6_tables.h
index d1b22653daf2..031d0a43bed2 100644
--- a/include/uapi/linux/netfilter_ipv6/ip6_tables.h
+++ b/include/uapi/linux/netfilter_ipv6/ip6_tables.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* 25-Jul-1998 Major changes to allow for ip chain table
*
diff --git a/include/uapi/linux/netfilter_ipv6/ip6t_HL.h b/include/uapi/linux/netfilter_ipv6/ip6t_HL.h
index ebd8ead1bb63..eaed56a287b4 100644
--- a/include/uapi/linux/netfilter_ipv6/ip6t_HL.h
+++ b/include/uapi/linux/netfilter_ipv6/ip6t_HL.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* Hop Limit modification module for ip6tables
* Maciej Soltysiak <solt@dns.toxicfilms.tv>
* Based on HW's TTL module */
diff --git a/include/uapi/linux/netfilter_ipv6/ip6t_LOG.h b/include/uapi/linux/netfilter_ipv6/ip6t_LOG.h
index 3dd0bc4e0735..7553a434e4da 100644
--- a/include/uapi/linux/netfilter_ipv6/ip6t_LOG.h
+++ b/include/uapi/linux/netfilter_ipv6/ip6t_LOG.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _IP6T_LOG_H
#define _IP6T_LOG_H
diff --git a/include/uapi/linux/netfilter_ipv6/ip6t_NPT.h b/include/uapi/linux/netfilter_ipv6/ip6t_NPT.h
index f763355481b5..422aef07657a 100644
--- a/include/uapi/linux/netfilter_ipv6/ip6t_NPT.h
+++ b/include/uapi/linux/netfilter_ipv6/ip6t_NPT.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __NETFILTER_IP6T_NPT
#define __NETFILTER_IP6T_NPT
diff --git a/include/uapi/linux/netfilter_ipv6/ip6t_REJECT.h b/include/uapi/linux/netfilter_ipv6/ip6t_REJECT.h
index cd2e940c8bf5..158ffa5f45b7 100644
--- a/include/uapi/linux/netfilter_ipv6/ip6t_REJECT.h
+++ b/include/uapi/linux/netfilter_ipv6/ip6t_REJECT.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _IP6T_REJECT_H
#define _IP6T_REJECT_H
diff --git a/include/uapi/linux/netfilter_ipv6/ip6t_ah.h b/include/uapi/linux/netfilter_ipv6/ip6t_ah.h
index 5da2b65cb3ad..9a4174e08f9c 100644
--- a/include/uapi/linux/netfilter_ipv6/ip6t_ah.h
+++ b/include/uapi/linux/netfilter_ipv6/ip6t_ah.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _IP6T_AH_H
#define _IP6T_AH_H
diff --git a/include/uapi/linux/netfilter_ipv6/ip6t_frag.h b/include/uapi/linux/netfilter_ipv6/ip6t_frag.h
index dfd8bc2268cf..9acac816bba3 100644
--- a/include/uapi/linux/netfilter_ipv6/ip6t_frag.h
+++ b/include/uapi/linux/netfilter_ipv6/ip6t_frag.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _IP6T_FRAG_H
#define _IP6T_FRAG_H
diff --git a/include/uapi/linux/netfilter_ipv6/ip6t_hl.h b/include/uapi/linux/netfilter_ipv6/ip6t_hl.h
index 6e76dbc6c19a..6b62f9418eb2 100644
--- a/include/uapi/linux/netfilter_ipv6/ip6t_hl.h
+++ b/include/uapi/linux/netfilter_ipv6/ip6t_hl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* ip6tables module for matching the Hop Limit value
* Maciej Soltysiak <solt@dns.toxicfilms.tv>
* Based on HW's ttl module */
diff --git a/include/uapi/linux/netfilter_ipv6/ip6t_ipv6header.h b/include/uapi/linux/netfilter_ipv6/ip6t_ipv6header.h
index efae3a20c214..5a5196914764 100644
--- a/include/uapi/linux/netfilter_ipv6/ip6t_ipv6header.h
+++ b/include/uapi/linux/netfilter_ipv6/ip6t_ipv6header.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* ipv6header match - matches IPv6 packets based
on whether they contain certain headers */
diff --git a/include/uapi/linux/netfilter_ipv6/ip6t_mh.h b/include/uapi/linux/netfilter_ipv6/ip6t_mh.h
index a7729a5025cd..906196283185 100644
--- a/include/uapi/linux/netfilter_ipv6/ip6t_mh.h
+++ b/include/uapi/linux/netfilter_ipv6/ip6t_mh.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _IP6T_MH_H
#define _IP6T_MH_H
diff --git a/include/uapi/linux/netfilter_ipv6/ip6t_opts.h b/include/uapi/linux/netfilter_ipv6/ip6t_opts.h
index 17d419a811fd..79f9a477c5ac 100644
--- a/include/uapi/linux/netfilter_ipv6/ip6t_opts.h
+++ b/include/uapi/linux/netfilter_ipv6/ip6t_opts.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _IP6T_OPTS_H
#define _IP6T_OPTS_H
diff --git a/include/uapi/linux/netfilter_ipv6/ip6t_rt.h b/include/uapi/linux/netfilter_ipv6/ip6t_rt.h
index 558f81e46fb9..9c23e8ad20b9 100644
--- a/include/uapi/linux/netfilter_ipv6/ip6t_rt.h
+++ b/include/uapi/linux/netfilter_ipv6/ip6t_rt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _IP6T_RT_H
#define _IP6T_RT_H
diff --git a/include/uapi/linux/netlink.h b/include/uapi/linux/netlink.h
index e8af60a7c56d..776bc92e9118 100644
--- a/include/uapi/linux/netlink.h
+++ b/include/uapi/linux/netlink.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__LINUX_NETLINK_H
#define _UAPI__LINUX_NETLINK_H
diff --git a/include/uapi/linux/netlink_diag.h b/include/uapi/linux/netlink_diag.h
index 6dcd4de3397b..dfa61be43d2f 100644
--- a/include/uapi/linux/netlink_diag.h
+++ b/include/uapi/linux/netlink_diag.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __NETLINK_DIAG_H__
#define __NETLINK_DIAG_H__
diff --git a/include/uapi/linux/netrom.h b/include/uapi/linux/netrom.h
index af7313cc9cb6..7498ea3c3940 100644
--- a/include/uapi/linux/netrom.h
+++ b/include/uapi/linux/netrom.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* These are the public elements of the Linux kernel NET/ROM implementation.
* For kernel AX.25 see the file ax25.h. This file requires ax25.h for the
diff --git a/include/uapi/linux/nfs.h b/include/uapi/linux/nfs.h
index 5e6296160361..057d22a48416 100644
--- a/include/uapi/linux/nfs.h
+++ b/include/uapi/linux/nfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* NFS protocol definitions
*
diff --git a/include/uapi/linux/nfs2.h b/include/uapi/linux/nfs2.h
index fde24b30cc9e..e0237e0985b9 100644
--- a/include/uapi/linux/nfs2.h
+++ b/include/uapi/linux/nfs2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* NFS protocol definitions
*
diff --git a/include/uapi/linux/nfs3.h b/include/uapi/linux/nfs3.h
index 231ef4e69829..37e4b34e6b43 100644
--- a/include/uapi/linux/nfs3.h
+++ b/include/uapi/linux/nfs3.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* NFSv3 protocol definitions
*/
diff --git a/include/uapi/linux/nfs4.h b/include/uapi/linux/nfs4.h
index 4ae62796bfde..8572930cf5b0 100644
--- a/include/uapi/linux/nfs4.h
+++ b/include/uapi/linux/nfs4.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/linux/nfs4.h
*
diff --git a/include/uapi/linux/nfs4_mount.h b/include/uapi/linux/nfs4_mount.h
index a0dcf6655657..d20bb869bb99 100644
--- a/include/uapi/linux/nfs4_mount.h
+++ b/include/uapi/linux/nfs4_mount.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_NFS4_MOUNT_H
#define _LINUX_NFS4_MOUNT_H
diff --git a/include/uapi/linux/nfs_fs.h b/include/uapi/linux/nfs_fs.h
index 49142287999c..7bcc8cd6831d 100644
--- a/include/uapi/linux/nfs_fs.h
+++ b/include/uapi/linux/nfs_fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* linux/include/linux/nfs_fs.h
*
diff --git a/include/uapi/linux/nfs_mount.h b/include/uapi/linux/nfs_mount.h
index 64b0f22f5c4c..e44e00616ab5 100644
--- a/include/uapi/linux/nfs_mount.h
+++ b/include/uapi/linux/nfs_mount.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_NFS_MOUNT_H
#define _LINUX_NFS_MOUNT_H
diff --git a/include/uapi/linux/nfsacl.h b/include/uapi/linux/nfsacl.h
index 552726631162..ca9a8501ff30 100644
--- a/include/uapi/linux/nfsacl.h
+++ b/include/uapi/linux/nfsacl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* File: linux/nfsacl.h
*
diff --git a/include/uapi/linux/nfsd/cld.h b/include/uapi/linux/nfsd/cld.h
index ec260274be0c..f8f5cccad749 100644
--- a/include/uapi/linux/nfsd/cld.h
+++ b/include/uapi/linux/nfsd/cld.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Upcall description for nfsdcld communication
*
diff --git a/include/uapi/linux/nfsd/debug.h b/include/uapi/linux/nfsd/debug.h
index 28ec6c9c421a..7301cdc79a33 100644
--- a/include/uapi/linux/nfsd/debug.h
+++ b/include/uapi/linux/nfsd/debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* linux/include/linux/nfsd/debug.h
*
diff --git a/include/uapi/linux/nfsd/export.h b/include/uapi/linux/nfsd/export.h
index c3be256107c6..2124ba904779 100644
--- a/include/uapi/linux/nfsd/export.h
+++ b/include/uapi/linux/nfsd/export.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/linux/nfsd/export.h
*
diff --git a/include/uapi/linux/nfsd/nfsfh.h b/include/uapi/linux/nfsd/nfsfh.h
index 20391235d088..ff0ca88b1c8f 100644
--- a/include/uapi/linux/nfsd/nfsfh.h
+++ b/include/uapi/linux/nfsd/nfsfh.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file describes the layout of the file handles as passed
* over the wire.
diff --git a/include/uapi/linux/nfsd/stats.h b/include/uapi/linux/nfsd/stats.h
index 9fb7a0644263..b1a38ae14a02 100644
--- a/include/uapi/linux/nfsd/stats.h
+++ b/include/uapi/linux/nfsd/stats.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* linux/include/linux/nfsd/stats.h
*
diff --git a/include/uapi/linux/nilfs2_api.h b/include/uapi/linux/nilfs2_api.h
index ef4c1de89b11..8b9b89104f3d 100644
--- a/include/uapi/linux/nilfs2_api.h
+++ b/include/uapi/linux/nilfs2_api.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: LGPL-2.1+ WITH Linux-syscall-note */
/*
* nilfs2_api.h - NILFS2 user space API
*
diff --git a/include/uapi/linux/nilfs2_ondisk.h b/include/uapi/linux/nilfs2_ondisk.h
index 2a8a3addb675..a7e66ab11d1d 100644
--- a/include/uapi/linux/nilfs2_ondisk.h
+++ b/include/uapi/linux/nilfs2_ondisk.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: LGPL-2.1+ WITH Linux-syscall-note */
/*
* nilfs2_ondisk.h - NILFS2 on-disk structures
*
diff --git a/include/uapi/linux/nsfs.h b/include/uapi/linux/nsfs.h
index 1a3ca79f466b..a0c8552b64ee 100644
--- a/include/uapi/linux/nsfs.h
+++ b/include/uapi/linux/nsfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_NSFS_H
#define __LINUX_NSFS_H
diff --git a/include/uapi/linux/nubus.h b/include/uapi/linux/nubus.h
index ac516064f0ee..f3776cc80f4d 100644
--- a/include/uapi/linux/nubus.h
+++ b/include/uapi/linux/nubus.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
nubus.h: various definitions and prototypes for NuBus drivers to use.
diff --git a/include/uapi/linux/nvme_ioctl.h b/include/uapi/linux/nvme_ioctl.h
index 50ff21f748b6..6e74b1eaf541 100644
--- a/include/uapi/linux/nvme_ioctl.h
+++ b/include/uapi/linux/nvme_ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Definitions for the NVM Express ioctl interface
* Copyright (c) 2011-2014, Intel Corporation.
diff --git a/include/uapi/linux/nvram.h b/include/uapi/linux/nvram.h
index 0986c4337383..4bee8e72dab4 100644
--- a/include/uapi/linux/nvram.h
+++ b/include/uapi/linux/nvram.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_NVRAM_H
#define _UAPI_LINUX_NVRAM_H
diff --git a/include/uapi/linux/omap3isp.h b/include/uapi/linux/omap3isp.h
index c090cf9249bb..1a920145db04 100644
--- a/include/uapi/linux/omap3isp.h
+++ b/include/uapi/linux/omap3isp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* omap3isp.h
*
diff --git a/include/uapi/linux/omapfb.h b/include/uapi/linux/omapfb.h
index 7c97bc00ac6d..44f43af4c699 100644
--- a/include/uapi/linux/omapfb.h
+++ b/include/uapi/linux/omapfb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* File: include/linux/omapfb.h
*
diff --git a/include/uapi/linux/oom.h b/include/uapi/linux/oom.h
index b29272d621ce..750b1c5a4dec 100644
--- a/include/uapi/linux/oom.h
+++ b/include/uapi/linux/oom.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__INCLUDE_LINUX_OOM_H
#define _UAPI__INCLUDE_LINUX_OOM_H
diff --git a/include/uapi/linux/openvswitch.h b/include/uapi/linux/openvswitch.h
index 156ee4cab82e..36d0b161e066 100644
--- a/include/uapi/linux/openvswitch.h
+++ b/include/uapi/linux/openvswitch.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (c) 2007-2017 Nicira, Inc.
diff --git a/include/uapi/linux/packet_diag.h b/include/uapi/linux/packet_diag.h
index 0c5d5dd61b6a..349ddf0a96af 100644
--- a/include/uapi/linux/packet_diag.h
+++ b/include/uapi/linux/packet_diag.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __PACKET_DIAG_H__
#define __PACKET_DIAG_H__
diff --git a/include/uapi/linux/param.h b/include/uapi/linux/param.h
index 092e92f67b50..94e0c57a75b7 100644
--- a/include/uapi/linux/param.h
+++ b/include/uapi/linux/param.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_PARAM_H
#define _LINUX_PARAM_H
diff --git a/include/uapi/linux/patchkey.h b/include/uapi/linux/patchkey.h
index 1bda0e56bc5e..3eb246e94733 100644
--- a/include/uapi/linux/patchkey.h
+++ b/include/uapi/linux/patchkey.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* <linux/patchkey.h> -- definition of _PATCHKEY macro
*
diff --git a/include/uapi/linux/pci.h b/include/uapi/linux/pci.h
index 3c292bc0d1c1..a769eefc5139 100644
--- a/include/uapi/linux/pci.h
+++ b/include/uapi/linux/pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* pci.h
*
diff --git a/include/uapi/linux/pci_regs.h b/include/uapi/linux/pci_regs.h
index f8d58045926f..87c2c840b27d 100644
--- a/include/uapi/linux/pci_regs.h
+++ b/include/uapi/linux/pci_regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* pci_regs.h
*
diff --git a/include/uapi/linux/pcitest.h b/include/uapi/linux/pcitest.h
index a6aa10c45ad1..953cf036cb26 100644
--- a/include/uapi/linux/pcitest.h
+++ b/include/uapi/linux/pcitest.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/**
* pcitest.h - PCI test uapi defines
*
diff --git a/include/uapi/linux/perf_event.h b/include/uapi/linux/perf_event.h
index 140ae638cfd6..362493a2f950 100644
--- a/include/uapi/linux/perf_event.h
+++ b/include/uapi/linux/perf_event.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Performance events:
*
diff --git a/include/uapi/linux/personality.h b/include/uapi/linux/personality.h
index aa169c4339d2..49796b7756af 100644
--- a/include/uapi/linux/personality.h
+++ b/include/uapi/linux/personality.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_PERSONALITY_H
#define _UAPI_LINUX_PERSONALITY_H
diff --git a/include/uapi/linux/pfkeyv2.h b/include/uapi/linux/pfkeyv2.h
index ada7f0171ccc..d65b11785260 100644
--- a/include/uapi/linux/pfkeyv2.h
+++ b/include/uapi/linux/pfkeyv2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* PF_KEY user interface, this is defined by rfc2367 so
* do not make arbitrary modifications or else this header
* file will not be compliant.
diff --git a/include/uapi/linux/pg.h b/include/uapi/linux/pg.h
index db994bb0c794..364c350e85cd 100644
--- a/include/uapi/linux/pg.h
+++ b/include/uapi/linux/pg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-1.0+ WITH Linux-syscall-note */
/* pg.h (c) 1998 Grant R. Guenther <grant@torque.net>
Under the terms of the GNU General Public License
diff --git a/include/uapi/linux/phantom.h b/include/uapi/linux/phantom.h
index 94dd6645c60a..dbef708ab3b4 100644
--- a/include/uapi/linux/phantom.h
+++ b/include/uapi/linux/phantom.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright (C) 2005-2007 Jiri Slaby <jirislaby@gmail.com>
*
diff --git a/include/uapi/linux/phonet.h b/include/uapi/linux/phonet.h
index a3e1d65b3ed9..a2f6b37a5937 100644
--- a/include/uapi/linux/phonet.h
+++ b/include/uapi/linux/phonet.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/**
* file phonet.h
*
diff --git a/include/uapi/linux/pkt_cls.h b/include/uapi/linux/pkt_cls.h
index d5e2bf68d0d4..46c506615f4a 100644
--- a/include/uapi/linux/pkt_cls.h
+++ b/include/uapi/linux/pkt_cls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_PKT_CLS_H
#define __LINUX_PKT_CLS_H
diff --git a/include/uapi/linux/pkt_sched.h b/include/uapi/linux/pkt_sched.h
index 099bf5528fed..703cd9df6cef 100644
--- a/include/uapi/linux/pkt_sched.h
+++ b/include/uapi/linux/pkt_sched.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_PKT_SCHED_H
#define __LINUX_PKT_SCHED_H
diff --git a/include/uapi/linux/pktcdvd.h b/include/uapi/linux/pktcdvd.h
index 2640b9d4e243..9cbb55d21c94 100644
--- a/include/uapi/linux/pktcdvd.h
+++ b/include/uapi/linux/pktcdvd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2000 Jens Axboe <axboe@suse.de>
* Copyright (C) 2001-2004 Peter Osterlund <petero2@telia.com>
diff --git a/include/uapi/linux/pmu.h b/include/uapi/linux/pmu.h
index caead364b6eb..89cb1acea93a 100644
--- a/include/uapi/linux/pmu.h
+++ b/include/uapi/linux/pmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Definitions for talking to the PMU. The PMU is a microcontroller
* which controls battery charging and system power on PowerBook 3400
diff --git a/include/uapi/linux/posix_acl.h b/include/uapi/linux/posix_acl.h
index 1037cb19aa17..217e4e26ab60 100644
--- a/include/uapi/linux/posix_acl.h
+++ b/include/uapi/linux/posix_acl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: LGPL-2.1+ WITH Linux-syscall-note */
/*
* Copyright (C) 2002 Andreas Gruenbacher <a.gruenbacher@computer.org>
* Copyright (C) 2016 Red Hat, Inc.
diff --git a/include/uapi/linux/posix_acl_xattr.h b/include/uapi/linux/posix_acl_xattr.h
index 8b579844109b..506380f0b91b 100644
--- a/include/uapi/linux/posix_acl_xattr.h
+++ b/include/uapi/linux/posix_acl_xattr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: LGPL-2.1+ WITH Linux-syscall-note */
/*
* Copyright (C) 2002 Andreas Gruenbacher <a.gruenbacher@computer.org>
* Copyright (C) 2016 Red Hat, Inc.
diff --git a/include/uapi/linux/posix_types.h b/include/uapi/linux/posix_types.h
index 988f76e636e3..9a7a740b35a2 100644
--- a/include/uapi/linux/posix_types.h
+++ b/include/uapi/linux/posix_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_POSIX_TYPES_H
#define _LINUX_POSIX_TYPES_H
diff --git a/include/uapi/linux/ppdev.h b/include/uapi/linux/ppdev.h
index dc18c5d23ebe..8fe3c64d149e 100644
--- a/include/uapi/linux/ppdev.h
+++ b/include/uapi/linux/ppdev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* linux/include/linux/ppdev.h
*
diff --git a/include/uapi/linux/ppp-comp.h b/include/uapi/linux/ppp-comp.h
index 0a15bbb04e19..0fb7623e9548 100644
--- a/include/uapi/linux/ppp-comp.h
+++ b/include/uapi/linux/ppp-comp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* ppp-comp.h - Definitions for doing PPP packet compression.
*
diff --git a/include/uapi/linux/ppp-ioctl.h b/include/uapi/linux/ppp-ioctl.h
index 63a23a3b8bb7..b19a9c249b15 100644
--- a/include/uapi/linux/ppp-ioctl.h
+++ b/include/uapi/linux/ppp-ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* ppp-ioctl.h - PPP ioctl definitions.
*
diff --git a/include/uapi/linux/ppp_defs.h b/include/uapi/linux/ppp_defs.h
index 283fc05dbbda..fff51b91b409 100644
--- a/include/uapi/linux/ppp_defs.h
+++ b/include/uapi/linux/ppp_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* ppp_defs.h - PPP definitions.
*
diff --git a/include/uapi/linux/pps.h b/include/uapi/linux/pps.h
index c29d6b791c08..009ebcd8ced5 100644
--- a/include/uapi/linux/pps.h
+++ b/include/uapi/linux/pps.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* PPS API header
*
diff --git a/include/uapi/linux/pr.h b/include/uapi/linux/pr.h
index 645ef3cf3dd0..ccc78cbf1221 100644
--- a/include/uapi/linux/pr.h
+++ b/include/uapi/linux/pr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_PR_H
#define _UAPI_PR_H
diff --git a/include/uapi/linux/prctl.h b/include/uapi/linux/prctl.h
index a8d0759a9e40..b640071421f7 100644
--- a/include/uapi/linux/prctl.h
+++ b/include/uapi/linux/prctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_PRCTL_H
#define _LINUX_PRCTL_H
diff --git a/include/uapi/linux/psample.h b/include/uapi/linux/psample.h
index ed48996ec0e8..ce1116cff53d 100644
--- a/include/uapi/linux/psample.h
+++ b/include/uapi/linux/psample.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __UAPI_PSAMPLE_H
#define __UAPI_PSAMPLE_H
diff --git a/include/uapi/linux/psci.h b/include/uapi/linux/psci.h
index 3d7a0fc021a7..760e52a9640f 100644
--- a/include/uapi/linux/psci.h
+++ b/include/uapi/linux/psci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* ARM Power State and Coordination Interface (PSCI) header
*
diff --git a/include/uapi/linux/ptp_clock.h b/include/uapi/linux/ptp_clock.h
index ac6dded80ffa..3039bf6a742e 100644
--- a/include/uapi/linux/ptp_clock.h
+++ b/include/uapi/linux/ptp_clock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* PTP 1588 clock support - user space interface
*
diff --git a/include/uapi/linux/ptrace.h b/include/uapi/linux/ptrace.h
index fb8106509000..e3939e00980b 100644
--- a/include/uapi/linux/ptrace.h
+++ b/include/uapi/linux/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_PTRACE_H
#define _UAPI_LINUX_PTRACE_H
/* ptrace.h */
diff --git a/include/uapi/linux/qnx4_fs.h b/include/uapi/linux/qnx4_fs.h
index 8b9aee1a9ce3..31487325d265 100644
--- a/include/uapi/linux/qnx4_fs.h
+++ b/include/uapi/linux/qnx4_fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Name : qnx4_fs.h
* Author : Richard Frowijn
diff --git a/include/uapi/linux/qnxtypes.h b/include/uapi/linux/qnxtypes.h
index bebbe5cc4fb8..eacfab10e821 100644
--- a/include/uapi/linux/qnxtypes.h
+++ b/include/uapi/linux/qnxtypes.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Name : qnxtypes.h
* Author : Richard Frowijn
diff --git a/include/uapi/linux/qrtr.h b/include/uapi/linux/qrtr.h
index 9d76c566f66e..5d9aab1f1893 100644
--- a/include/uapi/linux/qrtr.h
+++ b/include/uapi/linux/qrtr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_QRTR_H
#define _LINUX_QRTR_H
diff --git a/include/uapi/linux/radeonfb.h b/include/uapi/linux/radeonfb.h
index 8c4bbdecc44f..86eafb805ed9 100644
--- a/include/uapi/linux/radeonfb.h
+++ b/include/uapi/linux/radeonfb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_RADEONFB_H__
#define __LINUX_RADEONFB_H__
diff --git a/include/uapi/linux/raid/md_p.h b/include/uapi/linux/raid/md_p.h
index b9197976b660..b0d15c73f6d7 100644
--- a/include/uapi/linux/raid/md_p.h
+++ b/include/uapi/linux/raid/md_p.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
md_p.h : physical layout of Linux RAID devices
Copyright (C) 1996-98 Ingo Molnar, Gadi Oxman
diff --git a/include/uapi/linux/raid/md_u.h b/include/uapi/linux/raid/md_u.h
index 36cd8210a5d1..105307244961 100644
--- a/include/uapi/linux/raid/md_u.h
+++ b/include/uapi/linux/raid/md_u.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
md_u.h : user <=> kernel API between Linux raidtools and RAID drivers
Copyright (C) 1998 Ingo Molnar
diff --git a/include/uapi/linux/random.h b/include/uapi/linux/random.h
index 3f93d1695e7f..c34f4490d025 100644
--- a/include/uapi/linux/random.h
+++ b/include/uapi/linux/random.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/linux/random.h
*
diff --git a/include/uapi/linux/raw.h b/include/uapi/linux/raw.h
index 62d543e70603..dc96dda479d6 100644
--- a/include/uapi/linux/raw.h
+++ b/include/uapi/linux/raw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_RAW_H
#define __LINUX_RAW_H
diff --git a/include/uapi/linux/rds.h b/include/uapi/linux/rds.h
index 198892b95f09..e71d4491f225 100644
--- a/include/uapi/linux/rds.h
+++ b/include/uapi/linux/rds.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */
/*
* Copyright (c) 2008 Oracle. All rights reserved.
*
diff --git a/include/uapi/linux/reboot.h b/include/uapi/linux/reboot.h
index 09d056d4fc50..58e64398efc5 100644
--- a/include/uapi/linux/reboot.h
+++ b/include/uapi/linux/reboot.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_REBOOT_H
#define _UAPI_LINUX_REBOOT_H
diff --git a/include/uapi/linux/reiserfs_fs.h b/include/uapi/linux/reiserfs_fs.h
index ea3700cd7367..5bb921409f2b 100644
--- a/include/uapi/linux/reiserfs_fs.h
+++ b/include/uapi/linux/reiserfs_fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 1996, 1997, 1998 Hans Reiser, see reiserfs/README for licensing and copyright details
*/
diff --git a/include/uapi/linux/reiserfs_xattr.h b/include/uapi/linux/reiserfs_xattr.h
index 38fdd648be21..28f10842f047 100644
--- a/include/uapi/linux/reiserfs_xattr.h
+++ b/include/uapi/linux/reiserfs_xattr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
File: linux/reiserfs_xattr.h
*/
diff --git a/include/uapi/linux/resource.h b/include/uapi/linux/resource.h
index 36fb3b5fb181..cc00fd079631 100644
--- a/include/uapi/linux/resource.h
+++ b/include/uapi/linux/resource.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_RESOURCE_H
#define _UAPI_LINUX_RESOURCE_H
diff --git a/include/uapi/linux/rio_cm_cdev.h b/include/uapi/linux/rio_cm_cdev.h
index 6edb900d318d..d05dc3226f8e 100644
--- a/include/uapi/linux/rio_cm_cdev.h
+++ b/include/uapi/linux/rio_cm_cdev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
/*
* Copyright (c) 2015, Integrated Device Technology Inc.
* Copyright (c) 2015, Prodrive Technologies
diff --git a/include/uapi/linux/rio_mport_cdev.h b/include/uapi/linux/rio_mport_cdev.h
index 5796bf1d06ad..9bc9f98e353a 100644
--- a/include/uapi/linux/rio_mport_cdev.h
+++ b/include/uapi/linux/rio_mport_cdev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
/*
* Copyright (c) 2015-2016, Integrated Device Technology Inc.
* Copyright (c) 2015, Prodrive Technologies
diff --git a/include/uapi/linux/romfs_fs.h b/include/uapi/linux/romfs_fs.h
index 5f57f93b284f..a7f1585accef 100644
--- a/include/uapi/linux/romfs_fs.h
+++ b/include/uapi/linux/romfs_fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_ROMFS_FS_H
#define __LINUX_ROMFS_FS_H
diff --git a/include/uapi/linux/rose.h b/include/uapi/linux/rose.h
index 1fcfe95893b8..19aa4693c8fc 100644
--- a/include/uapi/linux/rose.h
+++ b/include/uapi/linux/rose.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* These are the public elements of the Linux kernel Rose implementation.
* For kernel AX.25 see the file ax25.h. This file requires ax25.h for the
diff --git a/include/uapi/linux/route.h b/include/uapi/linux/route.h
index 6600708311c8..a0de9a7331a2 100644
--- a/include/uapi/linux/route.h
+++ b/include/uapi/linux/route.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
diff --git a/include/uapi/linux/rpmsg.h b/include/uapi/linux/rpmsg.h
index dedc226e0d3f..225eb38705dc 100644
--- a/include/uapi/linux/rpmsg.h
+++ b/include/uapi/linux/rpmsg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (c) 2016, Linaro Ltd.
*
diff --git a/include/uapi/linux/rtc.h b/include/uapi/linux/rtc.h
index f8c82e6f25d5..2ad1788968d0 100644
--- a/include/uapi/linux/rtc.h
+++ b/include/uapi/linux/rtc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Generic RTC interface.
* This version contains the part of the user interface to the Real Time Clock
diff --git a/include/uapi/linux/rtnetlink.h b/include/uapi/linux/rtnetlink.h
index dab7dad9e01a..a6d37c2ea355 100644
--- a/include/uapi/linux/rtnetlink.h
+++ b/include/uapi/linux/rtnetlink.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__LINUX_RTNETLINK_H
#define _UAPI__LINUX_RTNETLINK_H
diff --git a/include/uapi/linux/scc.h b/include/uapi/linux/scc.h
index 72b6b8153374..c5bc7f747755 100644
--- a/include/uapi/linux/scc.h
+++ b/include/uapi/linux/scc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* $Id: scc.h,v 1.29 1997/04/02 14:56:45 jreuter Exp jreuter $ */
#ifndef _UAPI_SCC_H
diff --git a/include/uapi/linux/sched.h b/include/uapi/linux/sched.h
index e2a6c7b3510b..30a9e51bbb1e 100644
--- a/include/uapi/linux/sched.h
+++ b/include/uapi/linux/sched.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_SCHED_H
#define _UAPI_LINUX_SCHED_H
diff --git a/include/uapi/linux/sched/types.h b/include/uapi/linux/sched/types.h
index 34b81aa1a2f7..10fbb8031930 100644
--- a/include/uapi/linux/sched/types.h
+++ b/include/uapi/linux/sched/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_SCHED_TYPES_H
#define _UAPI_LINUX_SCHED_TYPES_H
diff --git a/include/uapi/linux/scif_ioctl.h b/include/uapi/linux/scif_ioctl.h
index d9048918be52..862a4cc908f7 100644
--- a/include/uapi/linux/scif_ioctl.h
+++ b/include/uapi/linux/scif_ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
/*
* Intel MIC Platform Software Stack (MPSS)
*
diff --git a/include/uapi/linux/screen_info.h b/include/uapi/linux/screen_info.h
index 8b8d39dfb67f..87e5c086938e 100644
--- a/include/uapi/linux/screen_info.h
+++ b/include/uapi/linux/screen_info.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_SCREEN_INFO_H
#define _UAPI_SCREEN_INFO_H
diff --git a/include/uapi/linux/sctp.h b/include/uapi/linux/sctp.h
index 6217ff8500a1..cfe971296835 100644
--- a/include/uapi/linux/sctp.h
+++ b/include/uapi/linux/sctp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/* SCTP kernel implementation
* (C) Copyright IBM Corp. 2001, 2004
* Copyright (c) 1999-2000 Cisco, Inc.
@@ -376,7 +377,7 @@ struct sctp_remote_error {
__u16 sre_type;
__u16 sre_flags;
__u32 sre_length;
- __u16 sre_error;
+ __be16 sre_error;
sctp_assoc_t sre_assoc_id;
__u8 sre_data[0];
};
diff --git a/include/uapi/linux/sdla.h b/include/uapi/linux/sdla.h
index 95eaff9c9e49..1e3735be6511 100644
--- a/include/uapi/linux/sdla.h
+++ b/include/uapi/linux/sdla.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
diff --git a/include/uapi/linux/seccomp.h b/include/uapi/linux/seccomp.h
index f6bc1dea3247..2a0bd9dd104d 100644
--- a/include/uapi/linux/seccomp.h
+++ b/include/uapi/linux/seccomp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_SECCOMP_H
#define _UAPI_LINUX_SECCOMP_H
diff --git a/include/uapi/linux/securebits.h b/include/uapi/linux/securebits.h
index 35ac35cef217..d6d98877ff1a 100644
--- a/include/uapi/linux/securebits.h
+++ b/include/uapi/linux/securebits.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_SECUREBITS_H
#define _UAPI_LINUX_SECUREBITS_H
diff --git a/include/uapi/linux/sed-opal.h b/include/uapi/linux/sed-opal.h
index c72e0735532d..627624d35030 100644
--- a/include/uapi/linux/sed-opal.h
+++ b/include/uapi/linux/sed-opal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright © 2016 Intel Corporation
*
diff --git a/include/uapi/linux/seg6.h b/include/uapi/linux/seg6.h
index 7278511d339e..2f6fb0dd613c 100644
--- a/include/uapi/linux/seg6.h
+++ b/include/uapi/linux/seg6.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* SR-IPv6 implementation
*
diff --git a/include/uapi/linux/seg6_genl.h b/include/uapi/linux/seg6_genl.h
index fcf1c60d7df3..d995d48daebb 100644
--- a/include/uapi/linux/seg6_genl.h
+++ b/include/uapi/linux/seg6_genl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_SEG6_GENL_H
#define _UAPI_LINUX_SEG6_GENL_H
diff --git a/include/uapi/linux/seg6_hmac.h b/include/uapi/linux/seg6_hmac.h
index e691c753fc3f..b877c782158a 100644
--- a/include/uapi/linux/seg6_hmac.h
+++ b/include/uapi/linux/seg6_hmac.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_SEG6_HMAC_H
#define _UAPI_LINUX_SEG6_HMAC_H
diff --git a/include/uapi/linux/seg6_iptunnel.h b/include/uapi/linux/seg6_iptunnel.h
index b23df9f58354..09fb608a35ec 100644
--- a/include/uapi/linux/seg6_iptunnel.h
+++ b/include/uapi/linux/seg6_iptunnel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* SR-IPv6 implementation
*
diff --git a/include/uapi/linux/selinux_netlink.h b/include/uapi/linux/selinux_netlink.h
index d239797785cf..2fc0542171cd 100644
--- a/include/uapi/linux/selinux_netlink.h
+++ b/include/uapi/linux/selinux_netlink.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Netlink event notifications for SELinux.
*
diff --git a/include/uapi/linux/sem.h b/include/uapi/linux/sem.h
index 67eb90361692..9c3e745b0656 100644
--- a/include/uapi/linux/sem.h
+++ b/include/uapi/linux/sem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_SEM_H
#define _UAPI_LINUX_SEM_H
diff --git a/include/uapi/linux/serial.h b/include/uapi/linux/serial.h
index d2667ecd54ac..3fdd0dee8b41 100644
--- a/include/uapi/linux/serial.h
+++ b/include/uapi/linux/serial.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-1.0+ WITH Linux-syscall-note */
/*
* include/linux/serial.h
*
diff --git a/include/uapi/linux/serial_core.h b/include/uapi/linux/serial_core.h
index 50d71c436323..1c8413f93e3d 100644
--- a/include/uapi/linux/serial_core.h
+++ b/include/uapi/linux/serial_core.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* linux/drivers/char/serial_core.h
*
diff --git a/include/uapi/linux/serial_reg.h b/include/uapi/linux/serial_reg.h
index 5db76880b4ad..619fe6111dc9 100644
--- a/include/uapi/linux/serial_reg.h
+++ b/include/uapi/linux/serial_reg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-1.0+ WITH Linux-syscall-note */
/*
* include/linux/serial_reg.h
*
diff --git a/include/uapi/linux/serio.h b/include/uapi/linux/serio.h
index ac217c6f0151..a0cac1d8670d 100644
--- a/include/uapi/linux/serio.h
+++ b/include/uapi/linux/serio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 1999-2002 Vojtech Pavlik
*
diff --git a/include/uapi/linux/shm.h b/include/uapi/linux/shm.h
index cf23c873719d..4de12a39b075 100644
--- a/include/uapi/linux/shm.h
+++ b/include/uapi/linux/shm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_SHM_H_
#define _UAPI_LINUX_SHM_H_
diff --git a/include/uapi/linux/signal.h b/include/uapi/linux/signal.h
index cd0804b6bfa2..e03238f8d478 100644
--- a/include/uapi/linux/signal.h
+++ b/include/uapi/linux/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_SIGNAL_H
#define _UAPI_LINUX_SIGNAL_H
diff --git a/include/uapi/linux/signalfd.h b/include/uapi/linux/signalfd.h
index 492c6def340d..6f0da42fc5ef 100644
--- a/include/uapi/linux/signalfd.h
+++ b/include/uapi/linux/signalfd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/linux/signalfd.h
*
diff --git a/include/uapi/linux/smc.h b/include/uapi/linux/smc.h
index ab1dea8e53ee..0e11ca421ca4 100644
--- a/include/uapi/linux/smc.h
+++ b/include/uapi/linux/smc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Shared Memory Communications over RDMA (SMC-R) and RoCE
*
diff --git a/include/uapi/linux/smc_diag.h b/include/uapi/linux/smc_diag.h
index 87712bfaa9dd..0ae5d4685ba3 100644
--- a/include/uapi/linux/smc_diag.h
+++ b/include/uapi/linux/smc_diag.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_SMC_DIAG_H_
#define _UAPI_SMC_DIAG_H_
diff --git a/include/uapi/linux/smiapp.h b/include/uapi/linux/smiapp.h
index 53938f4412ee..50438f8d9647 100644
--- a/include/uapi/linux/smiapp.h
+++ b/include/uapi/linux/smiapp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/uapi/linux/smiapp.h
*
diff --git a/include/uapi/linux/snmp.h b/include/uapi/linux/snmp.h
index 758f12b58541..0d941cdd8e8c 100644
--- a/include/uapi/linux/snmp.h
+++ b/include/uapi/linux/snmp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Definitions for MIBs
*
diff --git a/include/uapi/linux/sock_diag.h b/include/uapi/linux/sock_diag.h
index 7ff505d8a47b..e5925009a652 100644
--- a/include/uapi/linux/sock_diag.h
+++ b/include/uapi/linux/sock_diag.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__SOCK_DIAG_H__
#define _UAPI__SOCK_DIAG_H__
diff --git a/include/uapi/linux/socket.h b/include/uapi/linux/socket.h
index 76ab0c68561e..8eb96021709c 100644
--- a/include/uapi/linux/socket.h
+++ b/include/uapi/linux/socket.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_SOCKET_H
#define _UAPI_LINUX_SOCKET_H
diff --git a/include/uapi/linux/sockios.h b/include/uapi/linux/sockios.h
index 79d029d25310..d393e9ed3964 100644
--- a/include/uapi/linux/sockios.h
+++ b/include/uapi/linux/sockios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
diff --git a/include/uapi/linux/sonet.h b/include/uapi/linux/sonet.h
index cc54acee81ba..9d02357c6c6f 100644
--- a/include/uapi/linux/sonet.h
+++ b/include/uapi/linux/sonet.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* sonet.h - SONET/SHD physical layer control */
/* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */
diff --git a/include/uapi/linux/sonypi.h b/include/uapi/linux/sonypi.h
index 85078a283573..88f122451776 100644
--- a/include/uapi/linux/sonypi.h
+++ b/include/uapi/linux/sonypi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Sony Programmable I/O Control Device driver for VAIO
*
diff --git a/include/uapi/linux/sound.h b/include/uapi/linux/sound.h
index 014c9117c224..a62d74042f47 100644
--- a/include/uapi/linux/sound.h
+++ b/include/uapi/linux/sound.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_SOUND_H
#define _UAPI_LINUX_SOUND_H
diff --git a/include/uapi/linux/spi/spidev.h b/include/uapi/linux/spi/spidev.h
index dd5f21e75805..c4253f0090d8 100644
--- a/include/uapi/linux/spi/spidev.h
+++ b/include/uapi/linux/spi/spidev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* include/linux/spi/spidev.h
*
@@ -23,6 +24,7 @@
#define SPIDEV_H
#include <linux/types.h>
+#include <linux/ioctl.h>
/* User space versions of kernel symbols for SPI clocking modes,
* matching <linux/spi/spi.h>
diff --git a/include/uapi/linux/stat.h b/include/uapi/linux/stat.h
index 17b10304c393..7b35e98d3c58 100644
--- a/include/uapi/linux/stat.h
+++ b/include/uapi/linux/stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_STAT_H
#define _UAPI_LINUX_STAT_H
diff --git a/include/uapi/linux/stddef.h b/include/uapi/linux/stddef.h
index 621fa8ac4425..f65b92e0e1f9 100644
--- a/include/uapi/linux/stddef.h
+++ b/include/uapi/linux/stddef.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <linux/compiler.h>
#ifndef __always_inline
diff --git a/include/uapi/linux/stm.h b/include/uapi/linux/stm.h
index 626a8d3f63b5..dbffdc23d804 100644
--- a/include/uapi/linux/stm.h
+++ b/include/uapi/linux/stm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* System Trace Module (STM) userspace interfaces
* Copyright (c) 2014, Intel Corporation.
diff --git a/include/uapi/linux/string.h b/include/uapi/linux/string.h
index e32e545cff5a..9d129c13fe9d 100644
--- a/include/uapi/linux/string.h
+++ b/include/uapi/linux/string.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_STRING_H_
#define _UAPI_LINUX_STRING_H_
diff --git a/include/uapi/linux/sunrpc/debug.h b/include/uapi/linux/sunrpc/debug.h
index 830e34493a8c..ae54af3d3fd6 100644
--- a/include/uapi/linux/sunrpc/debug.h
+++ b/include/uapi/linux/sunrpc/debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* linux/include/linux/sunrpc/debug.h
*
diff --git a/include/uapi/linux/suspend_ioctls.h b/include/uapi/linux/suspend_ioctls.h
index 0b30382984fe..bcce04e21c0d 100644
--- a/include/uapi/linux/suspend_ioctls.h
+++ b/include/uapi/linux/suspend_ioctls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_SUSPEND_IOCTLS_H
#define _LINUX_SUSPEND_IOCTLS_H
diff --git a/include/uapi/linux/swab.h b/include/uapi/linux/swab.h
index 8f3a8f606fd9..23cd84868cc3 100644
--- a/include/uapi/linux/swab.h
+++ b/include/uapi/linux/swab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_SWAB_H
#define _UAPI_LINUX_SWAB_H
diff --git a/include/uapi/linux/switchtec_ioctl.h b/include/uapi/linux/switchtec_ioctl.h
index 5e392968bad2..75df44373034 100644
--- a/include/uapi/linux/switchtec_ioctl.h
+++ b/include/uapi/linux/switchtec_ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Microsemi Switchtec PCIe Driver
* Copyright (c) 2017, Microsemi Corporation
diff --git a/include/uapi/linux/sync_file.h b/include/uapi/linux/sync_file.h
index 5b287d6970b3..ee2dcfb3d660 100644
--- a/include/uapi/linux/sync_file.h
+++ b/include/uapi/linux/sync_file.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-1.0+ WITH Linux-syscall-note */
/*
* Copyright (C) 2012 Google, Inc.
*
diff --git a/include/uapi/linux/synclink.h b/include/uapi/linux/synclink.h
index 7dcb065a5f76..62f32d4e1021 100644
--- a/include/uapi/linux/synclink.h
+++ b/include/uapi/linux/synclink.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-1.0+ WITH Linux-syscall-note */
/*
* SyncLink Multiprotocol Serial Adapter Driver
*
diff --git a/include/uapi/linux/sysctl.h b/include/uapi/linux/sysctl.h
index e13d48058b8d..0f272818a4d2 100644
--- a/include/uapi/linux/sysctl.h
+++ b/include/uapi/linux/sysctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* sysctl.h: General linux system control interface
*
diff --git a/include/uapi/linux/sysinfo.h b/include/uapi/linux/sysinfo.h
index 934335a22522..435d5c23f0c0 100644
--- a/include/uapi/linux/sysinfo.h
+++ b/include/uapi/linux/sysinfo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_SYSINFO_H
#define _LINUX_SYSINFO_H
diff --git a/include/uapi/linux/target_core_user.h b/include/uapi/linux/target_core_user.h
index 24a1c4ec2248..0be80f72646b 100644
--- a/include/uapi/linux/target_core_user.h
+++ b/include/uapi/linux/target_core_user.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __TARGET_CORE_USER_H
#define __TARGET_CORE_USER_H
diff --git a/include/uapi/linux/taskstats.h b/include/uapi/linux/taskstats.h
index 2466e550a41d..b7aa7bb2349f 100644
--- a/include/uapi/linux/taskstats.h
+++ b/include/uapi/linux/taskstats.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: LGPL-2.1 WITH Linux-syscall-note */
/* taskstats.h - exporting per-task statistics
*
* Copyright (C) Shailabh Nagar, IBM Corp. 2006
diff --git a/include/uapi/linux/tc_act/tc_bpf.h b/include/uapi/linux/tc_act/tc_bpf.h
index 8dc2ac05eecf..6e89a5df49a4 100644
--- a/include/uapi/linux/tc_act/tc_bpf.h
+++ b/include/uapi/linux/tc_act/tc_bpf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright (c) 2015 Jiri Pirko <jiri@resnulli.us>
*
diff --git a/include/uapi/linux/tc_act/tc_connmark.h b/include/uapi/linux/tc_act/tc_connmark.h
index 62a5e944c554..80caa47b1933 100644
--- a/include/uapi/linux/tc_act/tc_connmark.h
+++ b/include/uapi/linux/tc_act/tc_connmark.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __UAPI_TC_CONNMARK_H
#define __UAPI_TC_CONNMARK_H
diff --git a/include/uapi/linux/tc_act/tc_csum.h b/include/uapi/linux/tc_act/tc_csum.h
index a11bb355dbfb..0ecf4d29e2f3 100644
--- a/include/uapi/linux/tc_act/tc_csum.h
+++ b/include/uapi/linux/tc_act/tc_csum.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_TC_CSUM_H
#define __LINUX_TC_CSUM_H
diff --git a/include/uapi/linux/tc_act/tc_defact.h b/include/uapi/linux/tc_act/tc_defact.h
index d2a3abb77aeb..e3ecd8bf37de 100644
--- a/include/uapi/linux/tc_act/tc_defact.h
+++ b/include/uapi/linux/tc_act/tc_defact.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_TC_DEF_H
#define __LINUX_TC_DEF_H
diff --git a/include/uapi/linux/tc_act/tc_gact.h b/include/uapi/linux/tc_act/tc_gact.h
index 70b536a8f8b2..94273c3b81b0 100644
--- a/include/uapi/linux/tc_act/tc_gact.h
+++ b/include/uapi/linux/tc_act/tc_gact.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_TC_GACT_H
#define __LINUX_TC_GACT_H
diff --git a/include/uapi/linux/tc_act/tc_ife.h b/include/uapi/linux/tc_act/tc_ife.h
index 7c2817866c97..2f48490ef386 100644
--- a/include/uapi/linux/tc_act/tc_ife.h
+++ b/include/uapi/linux/tc_act/tc_ife.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __UAPI_TC_IFE_H
#define __UAPI_TC_IFE_H
diff --git a/include/uapi/linux/tc_act/tc_ipt.h b/include/uapi/linux/tc_act/tc_ipt.h
index 7c6e155dd981..b743c8bddd13 100644
--- a/include/uapi/linux/tc_act/tc_ipt.h
+++ b/include/uapi/linux/tc_act/tc_ipt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_TC_IPT_H
#define __LINUX_TC_IPT_H
diff --git a/include/uapi/linux/tc_act/tc_mirred.h b/include/uapi/linux/tc_act/tc_mirred.h
index 3d7a2b352a62..020696e07345 100644
--- a/include/uapi/linux/tc_act/tc_mirred.h
+++ b/include/uapi/linux/tc_act/tc_mirred.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_TC_MIR_H
#define __LINUX_TC_MIR_H
diff --git a/include/uapi/linux/tc_act/tc_nat.h b/include/uapi/linux/tc_act/tc_nat.h
index 923457c9ebf0..086be842587b 100644
--- a/include/uapi/linux/tc_act/tc_nat.h
+++ b/include/uapi/linux/tc_act/tc_nat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_TC_NAT_H
#define __LINUX_TC_NAT_H
diff --git a/include/uapi/linux/tc_act/tc_pedit.h b/include/uapi/linux/tc_act/tc_pedit.h
index 143d2b31a316..162d1094c41c 100644
--- a/include/uapi/linux/tc_act/tc_pedit.h
+++ b/include/uapi/linux/tc_act/tc_pedit.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_TC_PED_H
#define __LINUX_TC_PED_H
diff --git a/include/uapi/linux/tc_act/tc_sample.h b/include/uapi/linux/tc_act/tc_sample.h
index edc9058bb30d..bd7e9f03abd2 100644
--- a/include/uapi/linux/tc_act/tc_sample.h
+++ b/include/uapi/linux/tc_act/tc_sample.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_TC_SAMPLE_H
#define __LINUX_TC_SAMPLE_H
diff --git a/include/uapi/linux/tc_act/tc_skbedit.h b/include/uapi/linux/tc_act/tc_skbedit.h
index 2884425738ce..fbcfe27a4e6c 100644
--- a/include/uapi/linux/tc_act/tc_skbedit.h
+++ b/include/uapi/linux/tc_act/tc_skbedit.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (c) 2008, Intel Corporation.
*
diff --git a/include/uapi/linux/tc_act/tc_skbmod.h b/include/uapi/linux/tc_act/tc_skbmod.h
index 10fc07da6c69..38c072f66f2f 100644
--- a/include/uapi/linux/tc_act/tc_skbmod.h
+++ b/include/uapi/linux/tc_act/tc_skbmod.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright (c) 2016, Jamal Hadi Salim
*
diff --git a/include/uapi/linux/tc_act/tc_tunnel_key.h b/include/uapi/linux/tc_act/tc_tunnel_key.h
index afcd4be953e2..72bbefe5d1d1 100644
--- a/include/uapi/linux/tc_act/tc_tunnel_key.h
+++ b/include/uapi/linux/tc_act/tc_tunnel_key.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright (c) 2016, Amir Vadai <amir@vadai.me>
* Copyright (c) 2016, Mellanox Technologies. All rights reserved.
diff --git a/include/uapi/linux/tc_act/tc_vlan.h b/include/uapi/linux/tc_act/tc_vlan.h
index bddb272b843f..0d7b5fd6605b 100644
--- a/include/uapi/linux/tc_act/tc_vlan.h
+++ b/include/uapi/linux/tc_act/tc_vlan.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright (c) 2014 Jiri Pirko <jiri@resnulli.us>
*
diff --git a/include/uapi/linux/tc_ematch/tc_em_cmp.h b/include/uapi/linux/tc_ematch/tc_em_cmp.h
index f34bb1bae083..2549d9d6e031 100644
--- a/include/uapi/linux/tc_ematch/tc_em_cmp.h
+++ b/include/uapi/linux/tc_ematch/tc_em_cmp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_TC_EM_CMP_H
#define __LINUX_TC_EM_CMP_H
diff --git a/include/uapi/linux/tc_ematch/tc_em_meta.h b/include/uapi/linux/tc_ematch/tc_em_meta.h
index b11f8ce2d3c0..cf30b5bc4eaf 100644
--- a/include/uapi/linux/tc_ematch/tc_em_meta.h
+++ b/include/uapi/linux/tc_ematch/tc_em_meta.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_TC_EM_META_H
#define __LINUX_TC_EM_META_H
diff --git a/include/uapi/linux/tc_ematch/tc_em_nbyte.h b/include/uapi/linux/tc_ematch/tc_em_nbyte.h
index 7172cfb999c1..c76333f7f6f2 100644
--- a/include/uapi/linux/tc_ematch/tc_em_nbyte.h
+++ b/include/uapi/linux/tc_ematch/tc_em_nbyte.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_TC_EM_NBYTE_H
#define __LINUX_TC_EM_NBYTE_H
diff --git a/include/uapi/linux/tc_ematch/tc_em_text.h b/include/uapi/linux/tc_ematch/tc_em_text.h
index 5aac4045ba88..b0a92257964e 100644
--- a/include/uapi/linux/tc_ematch/tc_em_text.h
+++ b/include/uapi/linux/tc_ematch/tc_em_text.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_TC_EM_TEXT_H
#define __LINUX_TC_EM_TEXT_H
diff --git a/include/uapi/linux/tcp.h b/include/uapi/linux/tcp.h
index 15c25eccab2b..6a64beeecfad 100644
--- a/include/uapi/linux/tcp.h
+++ b/include/uapi/linux/tcp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
diff --git a/include/uapi/linux/tcp_metrics.h b/include/uapi/linux/tcp_metrics.h
index 80ad90d0cfc2..7cb4a172feed 100644
--- a/include/uapi/linux/tcp_metrics.h
+++ b/include/uapi/linux/tcp_metrics.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* tcp_metrics.h - TCP Metrics Interface */
#ifndef _LINUX_TCP_METRICS_H
diff --git a/include/uapi/linux/telephony.h b/include/uapi/linux/telephony.h
index f63afe330add..d2c9f7105f4b 100644
--- a/include/uapi/linux/telephony.h
+++ b/include/uapi/linux/telephony.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/******************************************************************************
*
* telephony.h
diff --git a/include/uapi/linux/termios.h b/include/uapi/linux/termios.h
index 2acd0c1f8a2a..33961d4e4de0 100644
--- a/include/uapi/linux/termios.h
+++ b/include/uapi/linux/termios.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_TERMIOS_H
#define _LINUX_TERMIOS_H
diff --git a/include/uapi/linux/thermal.h b/include/uapi/linux/thermal.h
index ac5535855982..96218378dda8 100644
--- a/include/uapi/linux/thermal.h
+++ b/include/uapi/linux/thermal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_THERMAL_H
#define _UAPI_LINUX_THERMAL_H
diff --git a/include/uapi/linux/time.h b/include/uapi/linux/time.h
index 09299fcb842a..53f8dd84beb5 100644
--- a/include/uapi/linux/time.h
+++ b/include/uapi/linux/time.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_TIME_H
#define _UAPI_LINUX_TIME_H
diff --git a/include/uapi/linux/timerfd.h b/include/uapi/linux/timerfd.h
index 6fcfaa8da173..dd469944db02 100644
--- a/include/uapi/linux/timerfd.h
+++ b/include/uapi/linux/timerfd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/linux/timerfd.h
*
diff --git a/include/uapi/linux/times.h b/include/uapi/linux/times.h
index 87b62615cedd..9c72df662f5f 100644
--- a/include/uapi/linux/times.h
+++ b/include/uapi/linux/times.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_TIMES_H
#define _LINUX_TIMES_H
diff --git a/include/uapi/linux/tiocl.h b/include/uapi/linux/tiocl.h
index 4756862c4ed4..b32acc229024 100644
--- a/include/uapi/linux/tiocl.h
+++ b/include/uapi/linux/tiocl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_TIOCL_H
#define _LINUX_TIOCL_H
diff --git a/include/uapi/linux/tipc.h b/include/uapi/linux/tipc.h
index 5351b08c897a..77123614e973 100644
--- a/include/uapi/linux/tipc.h
+++ b/include/uapi/linux/tipc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
/*
* include/uapi/linux/tipc.h: Header for TIPC socket interface
*
diff --git a/include/uapi/linux/tipc_config.h b/include/uapi/linux/tipc_config.h
index 087b0ef82c07..3f29e3c8ed06 100644
--- a/include/uapi/linux/tipc_config.h
+++ b/include/uapi/linux/tipc_config.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
/*
* include/uapi/linux/tipc_config.h: Header for TIPC configuration interface
*
diff --git a/include/uapi/linux/tipc_netlink.h b/include/uapi/linux/tipc_netlink.h
index f9edd20fe9ba..469aa67a5ecb 100644
--- a/include/uapi/linux/tipc_netlink.h
+++ b/include/uapi/linux/tipc_netlink.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
/*
* Copyright (c) 2014, Ericsson AB
* All rights reserved.
diff --git a/include/uapi/linux/tls.h b/include/uapi/linux/tls.h
index cc1d21db35d8..d5e0682ab837 100644
--- a/include/uapi/linux/tls.h
+++ b/include/uapi/linux/tls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */
/*
* Copyright (c) 2016-2017, Mellanox Technologies. All rights reserved.
*
diff --git a/include/uapi/linux/toshiba.h b/include/uapi/linux/toshiba.h
index c58bf4b5bb26..7f1941935f98 100644
--- a/include/uapi/linux/toshiba.h
+++ b/include/uapi/linux/toshiba.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/* toshiba.h -- Linux driver for accessing the SMM on Toshiba laptops
*
* Copyright (c) 1996-2000 Jonathan A. Buzzard (jonathan@buzzard.org.uk)
diff --git a/include/uapi/linux/tty.h b/include/uapi/linux/tty.h
index cf1455396df0..376cccf397be 100644
--- a/include/uapi/linux/tty.h
+++ b/include/uapi/linux/tty.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_TTY_H
#define _UAPI_LINUX_TTY_H
diff --git a/include/uapi/linux/tty_flags.h b/include/uapi/linux/tty_flags.h
index 66e4d8bcb16f..6ac609a00dea 100644
--- a/include/uapi/linux/tty_flags.h
+++ b/include/uapi/linux/tty_flags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_TTY_FLAGS_H
#define _LINUX_TTY_FLAGS_H
diff --git a/include/uapi/linux/types.h b/include/uapi/linux/types.h
index 41e5914f0a8e..e3d1d0c78f3c 100644
--- a/include/uapi/linux/types.h
+++ b/include/uapi/linux/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_TYPES_H
#define _UAPI_LINUX_TYPES_H
diff --git a/include/uapi/linux/udf_fs_i.h b/include/uapi/linux/udf_fs_i.h
index 3536965913b0..c50863080399 100644
--- a/include/uapi/linux/udf_fs_i.h
+++ b/include/uapi/linux/udf_fs_i.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* udf_fs_i.h
*
diff --git a/include/uapi/linux/udp.h b/include/uapi/linux/udp.h
index 2c8180f9156f..efb7b5991c2f 100644
--- a/include/uapi/linux/udp.h
+++ b/include/uapi/linux/udp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
diff --git a/include/uapi/linux/uhid.h b/include/uapi/linux/uhid.h
index aaa86d6bd1dd..cef7534d2d19 100644
--- a/include/uapi/linux/uhid.h
+++ b/include/uapi/linux/uhid.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
#ifndef __UHID_H_
#define __UHID_H_
diff --git a/include/uapi/linux/uinput.h b/include/uapi/linux/uinput.h
index dc652e224b67..c9e677e3af1d 100644
--- a/include/uapi/linux/uinput.h
+++ b/include/uapi/linux/uinput.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* User level driver support for input subsystem
*
diff --git a/include/uapi/linux/uio.h b/include/uapi/linux/uio.h
index 2731d56a5484..059b1a9147f4 100644
--- a/include/uapi/linux/uio.h
+++ b/include/uapi/linux/uio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Berkeley style UIO structures - Alan Cox 1994.
*
diff --git a/include/uapi/linux/uleds.h b/include/uapi/linux/uleds.h
index 95186578c46e..4d32a39965f8 100644
--- a/include/uapi/linux/uleds.h
+++ b/include/uapi/linux/uleds.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Userspace driver support for the LED subsystem
*
diff --git a/include/uapi/linux/ultrasound.h b/include/uapi/linux/ultrasound.h
index 71339dc531c5..73305bd1dc5a 100644
--- a/include/uapi/linux/ultrasound.h
+++ b/include/uapi/linux/ultrasound.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ULTRASOUND_H_
#define _ULTRASOUND_H_
/*
diff --git a/include/uapi/linux/un.h b/include/uapi/linux/un.h
index 4f0ab3a548ad..0ad59dc8b686 100644
--- a/include/uapi/linux/un.h
+++ b/include/uapi/linux/un.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_UN_H
#define _LINUX_UN_H
diff --git a/include/uapi/linux/unistd.h b/include/uapi/linux/unistd.h
index aa8d5b5e2e3e..a92361f5d32d 100644
--- a/include/uapi/linux/unistd.h
+++ b/include/uapi/linux/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_UNISTD_H_
#define _LINUX_UNISTD_H_
diff --git a/include/uapi/linux/unix_diag.h b/include/uapi/linux/unix_diag.h
index 1eb0b8dd1830..5c502fdf7a42 100644
--- a/include/uapi/linux/unix_diag.h
+++ b/include/uapi/linux/unix_diag.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __UNIX_DIAG_H__
#define __UNIX_DIAG_H__
diff --git a/include/uapi/linux/usb/audio.h b/include/uapi/linux/usb/audio.h
index a4680a5bf5dd..17a022c5b414 100644
--- a/include/uapi/linux/usb/audio.h
+++ b/include/uapi/linux/usb/audio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* <linux/usb/audio.h> -- USB Audio definitions.
*
diff --git a/include/uapi/linux/usb/cdc-wdm.h b/include/uapi/linux/usb/cdc-wdm.h
index 0dc132e75030..a927c7f6f68a 100644
--- a/include/uapi/linux/usb/cdc-wdm.h
+++ b/include/uapi/linux/usb/cdc-wdm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* USB CDC Device Management userspace API definitions
*
diff --git a/include/uapi/linux/usb/cdc.h b/include/uapi/linux/usb/cdc.h
index e2bc417b243b..6d61550959ef 100644
--- a/include/uapi/linux/usb/cdc.h
+++ b/include/uapi/linux/usb/cdc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* USB Communications Device Class (CDC) definitions
*
diff --git a/include/uapi/linux/usb/ch11.h b/include/uapi/linux/usb/ch11.h
index 576c704e3fb8..29c120c88747 100644
--- a/include/uapi/linux/usb/ch11.h
+++ b/include/uapi/linux/usb/ch11.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file holds Hub protocol constants and data structures that are
* defined in chapter 11 (Hub Specification) of the USB 2.0 specification.
diff --git a/include/uapi/linux/usb/ch9.h b/include/uapi/linux/usb/ch9.h
index 2a5d63040a0b..cec06625f407 100644
--- a/include/uapi/linux/usb/ch9.h
+++ b/include/uapi/linux/usb/ch9.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file holds USB constants and structures that are needed for
* USB device APIs. These are used by the USB device model, which is
diff --git a/include/uapi/linux/usb/functionfs.h b/include/uapi/linux/usb/functionfs.h
index f913d08ab7bb..d77ee6b65328 100644
--- a/include/uapi/linux/usb/functionfs.h
+++ b/include/uapi/linux/usb/functionfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__LINUX_FUNCTIONFS_H__
#define _UAPI__LINUX_FUNCTIONFS_H__
diff --git a/include/uapi/linux/usb/g_printer.h b/include/uapi/linux/usb/g_printer.h
index 6178fde50f74..7fc20e4b82f5 100644
--- a/include/uapi/linux/usb/g_printer.h
+++ b/include/uapi/linux/usb/g_printer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* g_printer.h -- Header file for USB Printer gadget driver
*
diff --git a/include/uapi/linux/usb/gadgetfs.h b/include/uapi/linux/usb/gadgetfs.h
index 0bb12e0d4f8f..835473910a49 100644
--- a/include/uapi/linux/usb/gadgetfs.h
+++ b/include/uapi/linux/usb/gadgetfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Filesystem based user-mode API to USB Gadget controller hardware
*
diff --git a/include/uapi/linux/usb/midi.h b/include/uapi/linux/usb/midi.h
index c8c52e3c91de..de6941ef70ad 100644
--- a/include/uapi/linux/usb/midi.h
+++ b/include/uapi/linux/usb/midi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* <linux/usb/midi.h> -- USB MIDI definitions.
*
diff --git a/include/uapi/linux/usb/tmc.h b/include/uapi/linux/usb/tmc.h
index 2e59d9c50b8d..03f6adc8f35b 100644
--- a/include/uapi/linux/usb/tmc.h
+++ b/include/uapi/linux/usb/tmc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2007 Stefan Kopp, Gechingen, Germany
* Copyright (C) 2008 Novell, Inc.
diff --git a/include/uapi/linux/usb/video.h b/include/uapi/linux/usb/video.h
index 69ab695fad2e..ff6cc6cb4227 100644
--- a/include/uapi/linux/usb/video.h
+++ b/include/uapi/linux/usb/video.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* USB Video Class definitions.
*
diff --git a/include/uapi/linux/usbdevice_fs.h b/include/uapi/linux/usbdevice_fs.h
index 0bbfd4abd2e3..70ed5338d447 100644
--- a/include/uapi/linux/usbdevice_fs.h
+++ b/include/uapi/linux/usbdevice_fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*****************************************************************************/
/*
diff --git a/include/uapi/linux/usbip.h b/include/uapi/linux/usbip.h
index fa5db30ede36..fd393d908d8a 100644
--- a/include/uapi/linux/usbip.h
+++ b/include/uapi/linux/usbip.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* usbip.h
*
diff --git a/include/uapi/linux/userfaultfd.h b/include/uapi/linux/userfaultfd.h
index d6d1f65cb3c3..48f1a7c2f1f0 100644
--- a/include/uapi/linux/userfaultfd.h
+++ b/include/uapi/linux/userfaultfd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/linux/userfaultfd.h
*
diff --git a/include/uapi/linux/userio.h b/include/uapi/linux/userio.h
index 37d147f0a13a..74c9951d2cd0 100644
--- a/include/uapi/linux/userio.h
+++ b/include/uapi/linux/userio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: LGPL-2.0+ WITH Linux-syscall-note */
/*
* userio: virtual serio device support
* Copyright (C) 2015 Red Hat
diff --git a/include/uapi/linux/utime.h b/include/uapi/linux/utime.h
index 5cdf673afbdb..fd9aa26b6860 100644
--- a/include/uapi/linux/utime.h
+++ b/include/uapi/linux/utime.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_UTIME_H
#define _LINUX_UTIME_H
diff --git a/include/uapi/linux/utsname.h b/include/uapi/linux/utsname.h
index 872c2df10de7..c99edc662536 100644
--- a/include/uapi/linux/utsname.h
+++ b/include/uapi/linux/utsname.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_UTSNAME_H
#define _UAPI_LINUX_UTSNAME_H
diff --git a/include/uapi/linux/uuid.h b/include/uapi/linux/uuid.h
index 8ef82f433877..5c04130bb524 100644
--- a/include/uapi/linux/uuid.h
+++ b/include/uapi/linux/uuid.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* UUID/GUID definition
*
diff --git a/include/uapi/linux/uvcvideo.h b/include/uapi/linux/uvcvideo.h
index 3b081862b9e8..e80b4655d8cd 100644
--- a/include/uapi/linux/uvcvideo.h
+++ b/include/uapi/linux/uvcvideo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_UVCVIDEO_H_
#define __LINUX_UVCVIDEO_H_
diff --git a/include/uapi/linux/v4l2-common.h b/include/uapi/linux/v4l2-common.h
index 5b3f685a2d50..4f7b892377cd 100644
--- a/include/uapi/linux/v4l2-common.h
+++ b/include/uapi/linux/v4l2-common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0+ WITH Linux-syscall-note) OR BSD-3-Clause) */
/*
* include/linux/v4l2-common.h
*
diff --git a/include/uapi/linux/v4l2-controls.h b/include/uapi/linux/v4l2-controls.h
index 31bfc68f86d6..a692623e0236 100644
--- a/include/uapi/linux/v4l2-controls.h
+++ b/include/uapi/linux/v4l2-controls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0+ WITH Linux-syscall-note) OR BSD-3-Clause) */
/*
* Video for Linux Two controls header file
*
diff --git a/include/uapi/linux/v4l2-dv-timings.h b/include/uapi/linux/v4l2-dv-timings.h
index da2955154381..b52b67c62562 100644
--- a/include/uapi/linux/v4l2-dv-timings.h
+++ b/include/uapi/linux/v4l2-dv-timings.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* V4L2 DV timings header.
*
diff --git a/include/uapi/linux/v4l2-mediabus.h b/include/uapi/linux/v4l2-mediabus.h
index 9cac6325cc7e..6e20de63ec59 100644
--- a/include/uapi/linux/v4l2-mediabus.h
+++ b/include/uapi/linux/v4l2-mediabus.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Media Bus API header
*
diff --git a/include/uapi/linux/v4l2-subdev.h b/include/uapi/linux/v4l2-subdev.h
index dbce2b554e02..c95a53e6743c 100644
--- a/include/uapi/linux/v4l2-subdev.h
+++ b/include/uapi/linux/v4l2-subdev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* V4L2 subdev userspace API
*
diff --git a/include/uapi/linux/veth.h b/include/uapi/linux/veth.h
index 3354c1eb424e..52b58e587e23 100644
--- a/include/uapi/linux/veth.h
+++ b/include/uapi/linux/veth.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __NET_VETH_H_
#define __NET_VETH_H_
diff --git a/include/uapi/linux/vfio.h b/include/uapi/linux/vfio.h
index ae461050661a..e3301dbd27d4 100644
--- a/include/uapi/linux/vfio.h
+++ b/include/uapi/linux/vfio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* VFIO API definition
*
diff --git a/include/uapi/linux/vfio_ccw.h b/include/uapi/linux/vfio_ccw.h
index 34a7f6f9e065..2ec5f367ff78 100644
--- a/include/uapi/linux/vfio_ccw.h
+++ b/include/uapi/linux/vfio_ccw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Interfaces for vfio-ccw
*
diff --git a/include/uapi/linux/vhost.h b/include/uapi/linux/vhost.h
index 60180c0b5dc6..c51f8e5cc608 100644
--- a/include/uapi/linux/vhost.h
+++ b/include/uapi/linux/vhost.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_VHOST_H
#define _LINUX_VHOST_H
/* Userspace interface for in-kernel virtio accelerators. */
diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
index 185d6a0acc06..1c095b5a99c5 100644
--- a/include/uapi/linux/videodev2.h
+++ b/include/uapi/linux/videodev2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0+ WITH Linux-syscall-note) OR BSD-3-Clause) */
/*
* Video for Linux Two header file
*
diff --git a/include/uapi/linux/vm_sockets.h b/include/uapi/linux/vm_sockets.h
index b4ed5d895699..68d57c5e99bc 100644
--- a/include/uapi/linux/vm_sockets.h
+++ b/include/uapi/linux/vm_sockets.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* VMware vSockets Driver
*
diff --git a/include/uapi/linux/vsockmon.h b/include/uapi/linux/vsockmon.h
index a08b522ef597..4a03b893a957 100644
--- a/include/uapi/linux/vsockmon.h
+++ b/include/uapi/linux/vsockmon.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_VSOCKMON_H
#define _UAPI_VSOCKMON_H
diff --git a/include/uapi/linux/vt.h b/include/uapi/linux/vt.h
index f69034887e68..e9d39c48520a 100644
--- a/include/uapi/linux/vt.h
+++ b/include/uapi/linux/vt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_VT_H
#define _UAPI_LINUX_VT_H
diff --git a/include/uapi/linux/vtpm_proxy.h b/include/uapi/linux/vtpm_proxy.h
index 58ac73cd38fe..31a30f33ac46 100644
--- a/include/uapi/linux/vtpm_proxy.h
+++ b/include/uapi/linux/vtpm_proxy.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Definitions for the VTPM proxy driver
* Copyright (c) 2015, 2016, IBM Corporation
diff --git a/include/uapi/linux/wait.h b/include/uapi/linux/wait.h
index 9393eead23e2..ac49a220cf2a 100644
--- a/include/uapi/linux/wait.h
+++ b/include/uapi/linux/wait.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_WAIT_H
#define _UAPI_LINUX_WAIT_H
diff --git a/include/uapi/linux/wanrouter.h b/include/uapi/linux/wanrouter.h
index 498d6c12c666..2f1216d00caa 100644
--- a/include/uapi/linux/wanrouter.h
+++ b/include/uapi/linux/wanrouter.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* wanrouter.h Legacy declarations kept around until X25 is removed
*/
diff --git a/include/uapi/linux/watchdog.h b/include/uapi/linux/watchdog.h
index 2babe72870ba..b15cde5c9054 100644
--- a/include/uapi/linux/watchdog.h
+++ b/include/uapi/linux/watchdog.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Generic watchdog defines. Derived from..
*
diff --git a/include/uapi/linux/wireless.h b/include/uapi/linux/wireless.h
index d9ecd7c6d691..86eca3208b6b 100644
--- a/include/uapi/linux/wireless.h
+++ b/include/uapi/linux/wireless.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file define a set of standard wireless extensions
*
diff --git a/include/uapi/linux/x25.h b/include/uapi/linux/x25.h
index 810cce6737ea..034b7dc5593a 100644
--- a/include/uapi/linux/x25.h
+++ b/include/uapi/linux/x25.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* These are the public elements of the Linux kernel X.25 implementation.
*
diff --git a/include/uapi/linux/xattr.h b/include/uapi/linux/xattr.h
index 1590c49cae57..a92be0f492a9 100644
--- a/include/uapi/linux/xattr.h
+++ b/include/uapi/linux/xattr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
File: linux/xattr.h
diff --git a/include/uapi/linux/xfrm.h b/include/uapi/linux/xfrm.h
index 5fe7370a2bef..e3af2859188b 100644
--- a/include/uapi/linux/xfrm.h
+++ b/include/uapi/linux/xfrm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_XFRM_H
#define _LINUX_XFRM_H
diff --git a/include/uapi/linux/xilinx-v4l2-controls.h b/include/uapi/linux/xilinx-v4l2-controls.h
index fb495b91e800..b6441fe705c5 100644
--- a/include/uapi/linux/xilinx-v4l2-controls.h
+++ b/include/uapi/linux/xilinx-v4l2-controls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Xilinx Controls Header
*
diff --git a/include/uapi/linux/zorro.h b/include/uapi/linux/zorro.h
index 59d021b242ed..9798d1864fd9 100644
--- a/include/uapi/linux/zorro.h
+++ b/include/uapi/linux/zorro.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* linux/zorro.h -- Amiga AutoConfig (Zorro) Bus Definitions
*
diff --git a/include/uapi/linux/zorro_ids.h b/include/uapi/linux/zorro_ids.h
index 74bc53bcfdcf..6e574d7b7d79 100644
--- a/include/uapi/linux/zorro_ids.h
+++ b/include/uapi/linux/zorro_ids.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Zorro board IDs
*
diff --git a/include/uapi/misc/cxl.h b/include/uapi/misc/cxl.h
index 180d526a55c3..49e8fd08855a 100644
--- a/include/uapi/misc/cxl.h
+++ b/include/uapi/misc/cxl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright 2014 IBM Corp.
*
diff --git a/include/uapi/mtd/inftl-user.h b/include/uapi/mtd/inftl-user.h
index 8376bd1a9e01..8d5044e32e53 100644
--- a/include/uapi/mtd/inftl-user.h
+++ b/include/uapi/mtd/inftl-user.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Parts of INFTL headers shared with userspace
*
diff --git a/include/uapi/mtd/mtd-abi.h b/include/uapi/mtd/mtd-abi.h
index 0ec1da2ef652..aff5b5e59845 100644
--- a/include/uapi/mtd/mtd-abi.h
+++ b/include/uapi/mtd/mtd-abi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright © 1999-2010 David Woodhouse <dwmw2@infradead.org> et al.
*
diff --git a/include/uapi/mtd/mtd-user.h b/include/uapi/mtd/mtd-user.h
index e71d5558cc23..7eca1b3f6b43 100644
--- a/include/uapi/mtd/mtd-user.h
+++ b/include/uapi/mtd/mtd-user.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright © 1999-2010 David Woodhouse <dwmw2@infradead.org>
*
diff --git a/include/uapi/mtd/nftl-user.h b/include/uapi/mtd/nftl-user.h
index bdeabd86ad99..b23bdc91c9f1 100644
--- a/include/uapi/mtd/nftl-user.h
+++ b/include/uapi/mtd/nftl-user.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright © 1999-2010 David Woodhouse <dwmw2@infradead.org>
*
diff --git a/include/uapi/mtd/ubi-user.h b/include/uapi/mtd/ubi-user.h
index 1927b0d78a99..5b04a494d139 100644
--- a/include/uapi/mtd/ubi-user.h
+++ b/include/uapi/mtd/ubi-user.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright © International Business Machines Corp., 2006
*
diff --git a/include/uapi/rdma/bnxt_re-abi.h b/include/uapi/rdma/bnxt_re-abi.h
index 74018bd18d72..398a514ee446 100644
--- a/include/uapi/rdma/bnxt_re-abi.h
+++ b/include/uapi/rdma/bnxt_re-abi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */
/*
* Broadcom NetXtreme-E RoCE driver.
*
diff --git a/include/uapi/rdma/cxgb3-abi.h b/include/uapi/rdma/cxgb3-abi.h
index d24eee12128f..d5745e43ae85 100644
--- a/include/uapi/rdma/cxgb3-abi.h
+++ b/include/uapi/rdma/cxgb3-abi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */
/*
* Copyright (c) 2006 Chelsio, Inc. All rights reserved.
*
diff --git a/include/uapi/rdma/cxgb4-abi.h b/include/uapi/rdma/cxgb4-abi.h
index 472b15990894..05f71f1bc119 100644
--- a/include/uapi/rdma/cxgb4-abi.h
+++ b/include/uapi/rdma/cxgb4-abi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */
/*
* Copyright (c) 2009-2010 Chelsio, Inc. All rights reserved.
*
diff --git a/include/uapi/rdma/hfi/hfi1_ioctl.h b/include/uapi/rdma/hfi/hfi1_ioctl.h
index 4791cc8cb09b..9de78c5ee913 100644
--- a/include/uapi/rdma/hfi/hfi1_ioctl.h
+++ b/include/uapi/rdma/hfi/hfi1_ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
/*
*
* This file is provided under a dual BSD/GPLv2 license. When using or
diff --git a/include/uapi/rdma/hfi/hfi1_user.h b/include/uapi/rdma/hfi/hfi1_user.h
index 3f4ee93ae5eb..791bea2f8297 100644
--- a/include/uapi/rdma/hfi/hfi1_user.h
+++ b/include/uapi/rdma/hfi/hfi1_user.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
/*
*
* This file is provided under a dual BSD/GPLv2 license. When using or
diff --git a/include/uapi/rdma/hns-abi.h b/include/uapi/rdma/hns-abi.h
index 5d7401963e35..a9c03b0eed57 100644
--- a/include/uapi/rdma/hns-abi.h
+++ b/include/uapi/rdma/hns-abi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */
/*
* Copyright (c) 2016 Hisilicon Limited.
*
diff --git a/include/uapi/rdma/ib_user_cm.h b/include/uapi/rdma/ib_user_cm.h
index f79014aa28f9..f4041bdc4d08 100644
--- a/include/uapi/rdma/ib_user_cm.h
+++ b/include/uapi/rdma/ib_user_cm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */
/*
* Copyright (c) 2005 Topspin Communications. All rights reserved.
* Copyright (c) 2005 Intel Corporation. All rights reserved.
diff --git a/include/uapi/rdma/ib_user_mad.h b/include/uapi/rdma/ib_user_mad.h
index 5c7abd859e0f..330a3c5f1aa8 100644
--- a/include/uapi/rdma/ib_user_mad.h
+++ b/include/uapi/rdma/ib_user_mad.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */
/*
* Copyright (c) 2004 Topspin Communications. All rights reserved.
* Copyright (c) 2005 Voltaire, Inc. All rights reserved.
diff --git a/include/uapi/rdma/ib_user_sa.h b/include/uapi/rdma/ib_user_sa.h
index cfc7c9ba781e..0d2607f0cd20 100644
--- a/include/uapi/rdma/ib_user_sa.h
+++ b/include/uapi/rdma/ib_user_sa.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */
/*
* Copyright (c) 2005 Intel Corporation. All rights reserved.
*
diff --git a/include/uapi/rdma/ib_user_verbs.h b/include/uapi/rdma/ib_user_verbs.h
index d4e0b53bfc75..e0e83a105953 100644
--- a/include/uapi/rdma/ib_user_verbs.h
+++ b/include/uapi/rdma/ib_user_verbs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */
/*
* Copyright (c) 2005 Topspin Communications. All rights reserved.
* Copyright (c) 2005, 2006 Cisco Systems. All rights reserved.
diff --git a/include/uapi/rdma/mlx4-abi.h b/include/uapi/rdma/mlx4-abi.h
index c55f60e05f86..224b52b6279c 100644
--- a/include/uapi/rdma/mlx4-abi.h
+++ b/include/uapi/rdma/mlx4-abi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */
/*
* Copyright (c) 2007 Cisco Systems, Inc. All rights reserved.
* Copyright (c) 2007, 2008 Mellanox Technologies. All rights reserved.
diff --git a/include/uapi/rdma/mlx5-abi.h b/include/uapi/rdma/mlx5-abi.h
index 1791bf123ba9..23dba2d40907 100644
--- a/include/uapi/rdma/mlx5-abi.h
+++ b/include/uapi/rdma/mlx5-abi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */
/*
* Copyright (c) 2013-2015, Mellanox Technologies. All rights reserved.
*
diff --git a/include/uapi/rdma/mthca-abi.h b/include/uapi/rdma/mthca-abi.h
index bcbf4ff2f6d1..3020d8a907a7 100644
--- a/include/uapi/rdma/mthca-abi.h
+++ b/include/uapi/rdma/mthca-abi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */
/*
* Copyright (c) 2005 Topspin Communications. All rights reserved.
* Copyright (c) 2005, 2006 Cisco Systems. All rights reserved.
diff --git a/include/uapi/rdma/nes-abi.h b/include/uapi/rdma/nes-abi.h
index 6eb3734394a2..f5b2437aab28 100644
--- a/include/uapi/rdma/nes-abi.h
+++ b/include/uapi/rdma/nes-abi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */
/*
* Copyright (c) 2006 - 2011 Intel Corporation. All rights reserved.
* Copyright (c) 2005 Topspin Communications. All rights reserved.
diff --git a/include/uapi/rdma/ocrdma-abi.h b/include/uapi/rdma/ocrdma-abi.h
index 9f28191bef4d..ad64a3cea1cd 100644
--- a/include/uapi/rdma/ocrdma-abi.h
+++ b/include/uapi/rdma/ocrdma-abi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */
/* This file is part of the Emulex RoCE Device Driver for
* RoCE (RDMA over Converged Ethernet) adapters.
* Copyright (C) 2012-2015 Emulex. All rights reserved.
diff --git a/include/uapi/rdma/qedr-abi.h b/include/uapi/rdma/qedr-abi.h
index 54b64357ab24..261c6db4623e 100644
--- a/include/uapi/rdma/qedr-abi.h
+++ b/include/uapi/rdma/qedr-abi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */
/* QLogic qedr NIC Driver
* Copyright (c) 2015-2016 QLogic Corporation
*
diff --git a/include/uapi/rdma/rdma_netlink.h b/include/uapi/rdma/rdma_netlink.h
index 861440a87e7c..cc002e316d09 100644
--- a/include/uapi/rdma/rdma_netlink.h
+++ b/include/uapi/rdma/rdma_netlink.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_RDMA_NETLINK_H
#define _UAPI_RDMA_NETLINK_H
diff --git a/include/uapi/rdma/rdma_user_cm.h b/include/uapi/rdma/rdma_user_cm.h
index d71da36e3cd6..c83ef0026079 100644
--- a/include/uapi/rdma/rdma_user_cm.h
+++ b/include/uapi/rdma/rdma_user_cm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */
/*
* Copyright (c) 2005-2006 Intel Corporation. All rights reserved.
*
diff --git a/include/uapi/rdma/rdma_user_ioctl.h b/include/uapi/rdma/rdma_user_ioctl.h
index 165a27e969d5..03557b5f9aa6 100644
--- a/include/uapi/rdma/rdma_user_ioctl.h
+++ b/include/uapi/rdma/rdma_user_ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */
/*
* Copyright (c) 2016 Mellanox Technologies, LTD. All rights reserved.
*
diff --git a/include/uapi/rdma/rdma_user_rxe.h b/include/uapi/rdma/rdma_user_rxe.h
index 1de99cfdaf7d..bdeea948b2f3 100644
--- a/include/uapi/rdma/rdma_user_rxe.h
+++ b/include/uapi/rdma/rdma_user_rxe.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */
/*
* Copyright (c) 2016 Mellanox Technologies Ltd. All rights reserved.
*
diff --git a/include/uapi/rdma/vmw_pvrdma-abi.h b/include/uapi/rdma/vmw_pvrdma-abi.h
index c6569b0032ec..912ea1556a0b 100644
--- a/include/uapi/rdma/vmw_pvrdma-abi.h
+++ b/include/uapi/rdma/vmw_pvrdma-abi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */
/*
* Copyright (c) 2012-2016 VMware, Inc. All rights reserved.
*
diff --git a/include/uapi/scsi/cxlflash_ioctl.h b/include/uapi/scsi/cxlflash_ioctl.h
index 48d107e75cf2..513da47aa5ab 100644
--- a/include/uapi/scsi/cxlflash_ioctl.h
+++ b/include/uapi/scsi/cxlflash_ioctl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* CXL Flash Device Driver
*
diff --git a/include/uapi/scsi/fc/fc_els.h b/include/uapi/scsi/fc/fc_els.h
index 481abbd48e39..b7e0a5ed40de 100644
--- a/include/uapi/scsi/fc/fc_els.h
+++ b/include/uapi/scsi/fc/fc_els.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright(c) 2007 Intel Corporation. All rights reserved.
*
diff --git a/include/uapi/scsi/fc/fc_fs.h b/include/uapi/scsi/fc/fc_fs.h
index dcf314dc2a27..8c0a292a61ed 100644
--- a/include/uapi/scsi/fc/fc_fs.h
+++ b/include/uapi/scsi/fc/fc_fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright(c) 2007 Intel Corporation. All rights reserved.
*
diff --git a/include/uapi/scsi/fc/fc_gs.h b/include/uapi/scsi/fc/fc_gs.h
index a37346d47eb1..2153f3524555 100644
--- a/include/uapi/scsi/fc/fc_gs.h
+++ b/include/uapi/scsi/fc/fc_gs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright(c) 2007 Intel Corporation. All rights reserved.
*
diff --git a/include/uapi/scsi/fc/fc_ns.h b/include/uapi/scsi/fc/fc_ns.h
index f7751d53f1d3..015e5e1ce8f1 100644
--- a/include/uapi/scsi/fc/fc_ns.h
+++ b/include/uapi/scsi/fc/fc_ns.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright(c) 2007 Intel Corporation. All rights reserved.
*
diff --git a/include/uapi/scsi/scsi_bsg_fc.h b/include/uapi/scsi/scsi_bsg_fc.h
index 3031b900b087..62597d86beed 100644
--- a/include/uapi/scsi/scsi_bsg_fc.h
+++ b/include/uapi/scsi/scsi_bsg_fc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* FC Transport BSG Interface
*
diff --git a/include/uapi/scsi/scsi_netlink.h b/include/uapi/scsi/scsi_netlink.h
index 62b4edab15d3..5ccc2333acab 100644
--- a/include/uapi/scsi/scsi_netlink.h
+++ b/include/uapi/scsi/scsi_netlink.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* SCSI Transport Netlink Interface
* Used for the posting of outbound SCSI transport events
diff --git a/include/uapi/scsi/scsi_netlink_fc.h b/include/uapi/scsi/scsi_netlink_fc.h
index cbf76e479761..060f563c38a2 100644
--- a/include/uapi/scsi/scsi_netlink_fc.h
+++ b/include/uapi/scsi/scsi_netlink_fc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* FC Transport Netlink Interface
*
diff --git a/include/uapi/sound/asequencer.h b/include/uapi/sound/asequencer.h
index 7b7659a79ac4..a75e14edc957 100644
--- a/include/uapi/sound/asequencer.h
+++ b/include/uapi/sound/asequencer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Main header file for the ALSA sequencer
* Copyright (c) 1998-1999 by Frank van de Pol <fvdpol@coil.demon.nl>
diff --git a/include/uapi/sound/asoc.h b/include/uapi/sound/asoc.h
index 78014ec56357..69c37ecbff7e 100644
--- a/include/uapi/sound/asoc.h
+++ b/include/uapi/sound/asoc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* uapi/sound/asoc.h -- ALSA SoC Firmware Controls and DAPM
*
diff --git a/include/uapi/sound/asound.h b/include/uapi/sound/asound.h
index 1949923a40bf..c227ccba60ae 100644
--- a/include/uapi/sound/asound.h
+++ b/include/uapi/sound/asound.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Advanced Linux Sound Architecture - ALSA - Driver
* Copyright (c) 1994-2003 by Jaroslav Kysela <perex@perex.cz>,
@@ -93,7 +94,7 @@ enum {
SNDRV_HWDEP_IFACE_VX, /* Digigram VX cards */
SNDRV_HWDEP_IFACE_MIXART, /* Digigram miXart cards */
SNDRV_HWDEP_IFACE_USX2Y, /* Tascam US122, US224 & US428 usb */
- SNDRV_HWDEP_IFACE_EMUX_WAVETABLE, /* EmuX wavetable */
+ SNDRV_HWDEP_IFACE_EMUX_WAVETABLE, /* EmuX wavetable */
SNDRV_HWDEP_IFACE_BLUETOOTH, /* Bluetooth audio */
SNDRV_HWDEP_IFACE_USX2Y_PCM, /* Tascam US122, US224 & US428 rawusb pcm */
SNDRV_HWDEP_IFACE_PCXHR, /* Digigram PCXHR */
@@ -383,7 +384,7 @@ struct snd_mask {
struct snd_pcm_hw_params {
unsigned int flags;
- struct snd_mask masks[SNDRV_PCM_HW_PARAM_LAST_MASK -
+ struct snd_mask masks[SNDRV_PCM_HW_PARAM_LAST_MASK -
SNDRV_PCM_HW_PARAM_FIRST_MASK + 1];
struct snd_mask mres[5]; /* reserved masks */
struct snd_interval intervals[SNDRV_PCM_HW_PARAM_LAST_INTERVAL -
@@ -856,7 +857,7 @@ typedef int __bitwise snd_ctl_elem_iface_t;
#define SNDRV_CTL_ELEM_ACCESS_INACTIVE (1<<8) /* control does actually nothing, but may be updated */
#define SNDRV_CTL_ELEM_ACCESS_LOCK (1<<9) /* write lock */
#define SNDRV_CTL_ELEM_ACCESS_OWNER (1<<10) /* write lock owner */
-#define SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK (1<<28) /* kernel use a TLV callback */
+#define SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK (1<<28) /* kernel use a TLV callback */
#define SNDRV_CTL_ELEM_ACCESS_USER (1<<29) /* user space element */
/* bits 30 and 31 are obsoleted (for indirect access) */
diff --git a/include/uapi/sound/asound_fm.h b/include/uapi/sound/asound_fm.h
index c2a4b967d5be..8471f404ff0b 100644
--- a/include/uapi/sound/asound_fm.h
+++ b/include/uapi/sound/asound_fm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
#ifndef __SOUND_ASOUND_FM_H
#define __SOUND_ASOUND_FM_H
diff --git a/include/uapi/sound/compress_offload.h b/include/uapi/sound/compress_offload.h
index e00d8cbfc628..56d95673ce0f 100644
--- a/include/uapi/sound/compress_offload.h
+++ b/include/uapi/sound/compress_offload.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* compress_offload.h - compress offload header definations
*
diff --git a/include/uapi/sound/compress_params.h b/include/uapi/sound/compress_params.h
index 9625484a4a2a..3d4d6de66a17 100644
--- a/include/uapi/sound/compress_params.h
+++ b/include/uapi/sound/compress_params.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) AND MIT) */
/*
* compress_params.h - codec types and parameters for compressed data
* streaming interface
diff --git a/include/uapi/sound/emu10k1.h b/include/uapi/sound/emu10k1.h
index 5175e166987d..042c5a6f16ee 100644
--- a/include/uapi/sound/emu10k1.h
+++ b/include/uapi/sound/emu10k1.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright (c) by Jaroslav Kysela <perex@perex.cz>,
* Creative Labs, Inc.
diff --git a/include/uapi/sound/firewire.h b/include/uapi/sound/firewire.h
index 622900488bdc..f0a547d86679 100644
--- a/include/uapi/sound/firewire.h
+++ b/include/uapi/sound/firewire.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_SOUND_FIREWIRE_H_INCLUDED
#define _UAPI_SOUND_FIREWIRE_H_INCLUDED
diff --git a/include/uapi/sound/hdsp.h b/include/uapi/sound/hdsp.h
index 0909a3843479..5dc0c3db0a4c 100644
--- a/include/uapi/sound/hdsp.h
+++ b/include/uapi/sound/hdsp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
#ifndef __SOUND_HDSP_H
#define __SOUND_HDSP_H
diff --git a/include/uapi/sound/hdspm.h b/include/uapi/sound/hdspm.h
index c4db6f5b306e..a38f3f79beb7 100644
--- a/include/uapi/sound/hdspm.h
+++ b/include/uapi/sound/hdspm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
#ifndef __SOUND_HDSPM_H
#define __SOUND_HDSPM_H
/*
diff --git a/include/uapi/sound/sb16_csp.h b/include/uapi/sound/sb16_csp.h
index 3b96907e2afb..e64851481d88 100644
--- a/include/uapi/sound/sb16_csp.h
+++ b/include/uapi/sound/sb16_csp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright (c) 1999 by Uros Bizjak <uros@kss-loka.si>
* Takashi Iwai <tiwai@suse.de>
diff --git a/include/uapi/sound/sfnt_info.h b/include/uapi/sound/sfnt_info.h
index 1bce7fd1725f..c9a810a6ef48 100644
--- a/include/uapi/sound/sfnt_info.h
+++ b/include/uapi/sound/sfnt_info.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
#ifndef __SOUND_SFNT_INFO_H
#define __SOUND_SFNT_INFO_H
diff --git a/include/uapi/sound/snd_sst_tokens.h b/include/uapi/sound/snd_sst_tokens.h
index f691e421f5e8..326054a72bc7 100644
--- a/include/uapi/sound/snd_sst_tokens.h
+++ b/include/uapi/sound/snd_sst_tokens.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* snd_sst_tokens.h - Intel SST tokens definition
*
diff --git a/include/uapi/sound/tlv.h b/include/uapi/sound/tlv.h
index b4df440c015b..be5371f09a62 100644
--- a/include/uapi/sound/tlv.h
+++ b/include/uapi/sound/tlv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
diff --git a/include/uapi/sound/usb_stream.h b/include/uapi/sound/usb_stream.h
index cfe8fba00714..95419d8bbc16 100644
--- a/include/uapi/sound/usb_stream.h
+++ b/include/uapi/sound/usb_stream.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Copyright (C) 2007, 2008 Karsten Wiese <fzu@wemgehoertderstaat.de>
*
diff --git a/include/uapi/video/edid.h b/include/uapi/video/edid.h
index 8c0f032014c9..c6030dc10d6b 100644
--- a/include/uapi/video/edid.h
+++ b/include/uapi/video/edid.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__linux_video_edid_h__
#define _UAPI__linux_video_edid_h__
diff --git a/include/uapi/video/sisfb.h b/include/uapi/video/sisfb.h
index 9250b22b10f8..f1e811951288 100644
--- a/include/uapi/video/sisfb.h
+++ b/include/uapi/video/sisfb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* sisfb.h - definitions for the SiS framebuffer driver
*
diff --git a/include/uapi/video/uvesafb.h b/include/uapi/video/uvesafb.h
index cee063d723ad..a0d5c9213e92 100644
--- a/include/uapi/video/uvesafb.h
+++ b/include/uapi/video/uvesafb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_UVESAFB_H
#define _UAPI_UVESAFB_H
diff --git a/include/uapi/xen/evtchn.h b/include/uapi/xen/evtchn.h
index cb4aa4bb905e..7fbf732f168f 100644
--- a/include/uapi/xen/evtchn.h
+++ b/include/uapi/xen/evtchn.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR MIT) */
/******************************************************************************
* evtchn.h
*
diff --git a/include/uapi/xen/gntdev.h b/include/uapi/xen/gntdev.h
index d0661977667e..6d1163456c03 100644
--- a/include/uapi/xen/gntdev.h
+++ b/include/uapi/xen/gntdev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR MIT) */
/******************************************************************************
* gntdev.h
*
diff --git a/include/uapi/xen/privcmd.h b/include/uapi/xen/privcmd.h
index 63ee95c9dabb..39d3e7b8e993 100644
--- a/include/uapi/xen/privcmd.h
+++ b/include/uapi/xen/privcmd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR MIT) */
/******************************************************************************
* privcmd.h
*
diff --git a/include/video/aty128.h b/include/video/aty128.h
index f0851e3bb7cc..cb6721ebfd34 100644
--- a/include/video/aty128.h
+++ b/include/video/aty128.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: aty128.h,v 1.1 1999/10/12 11:00:40 geert Exp $
* linux/drivers/video/aty128.h
* Register definitions for ATI Rage128 boards
diff --git a/include/video/edid.h b/include/video/edid.h
index 0cb8b2a92b75..f614371e9116 100644
--- a/include/video/edid.h
+++ b/include/video/edid.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __linux_video_edid_h__
#define __linux_video_edid_h__
diff --git a/include/video/iga.h b/include/video/iga.h
index 5a48f16578f8..83ca18492e00 100644
--- a/include/video/iga.h
+++ b/include/video/iga.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: iga.h,v 1.2 1999/09/11 22:56:31 zaitcev Exp $
* iga1682.h: Sparc/PCI iga1682 driver constants etc.
*
diff --git a/include/video/mbxfb.h b/include/video/mbxfb.h
index ea18961fc5e7..35921cb6d1e5 100644
--- a/include/video/mbxfb.h
+++ b/include/video/mbxfb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MBX_FB_H
#define __MBX_FB_H
diff --git a/include/video/newport.h b/include/video/newport.h
index de980a3b60c9..bcbb3d1b6bf9 100644
--- a/include/video/newport.h
+++ b/include/video/newport.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* $Id: newport.h,v 1.5 1999/08/04 06:01:51 ulfc Exp $
*
* newport.h: Defines and register layout for NEWPORT graphics
diff --git a/include/video/radeon.h b/include/video/radeon.h
index 56b188abfb54..005eae19ec09 100644
--- a/include/video/radeon.h
+++ b/include/video/radeon.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _RADEON_H
#define _RADEON_H
diff --git a/include/video/sh_mobile_lcdc.h b/include/video/sh_mobile_lcdc.h
index 2605fa8adb9c..f706b0fed399 100644
--- a/include/video/sh_mobile_lcdc.h
+++ b/include/video/sh_mobile_lcdc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_MOBILE_LCDC_H__
#define __ASM_SH_MOBILE_LCDC_H__
diff --git a/include/video/sh_mobile_meram.h b/include/video/sh_mobile_meram.h
index 062e6e7f955c..f4efc21e205d 100644
--- a/include/video/sh_mobile_meram.h
+++ b/include/video/sh_mobile_meram.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __VIDEO_SH_MOBILE_MERAM_H__
#define __VIDEO_SH_MOBILE_MERAM_H__
diff --git a/include/video/sstfb.h b/include/video/sstfb.h
index c449eace12cd..28384f354773 100644
--- a/include/video/sstfb.h
+++ b/include/video/sstfb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/drivers/video/sstfb.h -- voodoo graphics frame buffer
*
diff --git a/include/video/tdfx.h b/include/video/tdfx.h
index 69674b94bb68..6144633acc47 100644
--- a/include/video/tdfx.h
+++ b/include/video/tdfx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TDFX_H
#define _TDFX_H
diff --git a/include/video/trident.h b/include/video/trident.h
index b6ce19d1b61b..5ccc0d6a070c 100644
--- a/include/video/trident.h
+++ b/include/video/trident.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef TRIDENTFB_DEBUG
#define TRIDENTFB_DEBUG 0
diff --git a/include/video/udlfb.h b/include/video/udlfb.h
index 3ea90aea5617..1252a7a89bc0 100644
--- a/include/video/udlfb.h
+++ b/include/video/udlfb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef UDLFB_H
#define UDLFB_H
diff --git a/include/video/uvesafb.h b/include/video/uvesafb.h
index 30f53625415c..8d2a3bfc8dac 100644
--- a/include/video/uvesafb.h
+++ b/include/video/uvesafb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _UVESAFB_H
#define _UVESAFB_H
diff --git a/include/xen/arm/hypervisor.h b/include/xen/arm/hypervisor.h
index 44b587b49904..2982571f7cc1 100644
--- a/include/xen/arm/hypervisor.h
+++ b/include/xen/arm/hypervisor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ARM_XEN_HYPERVISOR_H
#define _ASM_ARM_XEN_HYPERVISOR_H
diff --git a/include/xen/arm/interface.h b/include/xen/arm/interface.h
index 75d596862892..c3eada2642aa 100644
--- a/include/xen/arm/interface.h
+++ b/include/xen/arm/interface.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/******************************************************************************
* Guest OS interface to ARM Xen.
*
diff --git a/include/xen/arm/page-coherent.h b/include/xen/arm/page-coherent.h
index b1b4ecdf329a..59a260712a56 100644
--- a/include/xen/arm/page-coherent.h
+++ b/include/xen/arm/page-coherent.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ARM_XEN_PAGE_COHERENT_H
#define _ASM_ARM_XEN_PAGE_COHERENT_H
diff --git a/include/xen/arm/page.h b/include/xen/arm/page.h
index 6adc2a955340..f77dcbcba5a6 100644
--- a/include/xen/arm/page.h
+++ b/include/xen/arm/page.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ARM_XEN_PAGE_H
#define _ASM_ARM_XEN_PAGE_H
diff --git a/include/xen/balloon.h b/include/xen/balloon.h
index 8906361bb50c..4914b93a23f2 100644
--- a/include/xen/balloon.h
+++ b/include/xen/balloon.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/******************************************************************************
* Xen balloon functionality
*/
diff --git a/include/xen/events.h b/include/xen/events.h
index f442ca5fcd82..c3e6bc643a7b 100644
--- a/include/xen/events.h
+++ b/include/xen/events.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _XEN_EVENTS_H
#define _XEN_EVENTS_H
diff --git a/include/xen/features.h b/include/xen/features.h
index 27292d4d2a6a..e4cb464386a9 100644
--- a/include/xen/features.h
+++ b/include/xen/features.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/******************************************************************************
* features.h
*
diff --git a/include/xen/hvc-console.h b/include/xen/hvc-console.h
index b62dfef15f61..d8949d5e227d 100644
--- a/include/xen/hvc-console.h
+++ b/include/xen/hvc-console.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef XEN_HVC_CONSOLE_H
#define XEN_HVC_CONSOLE_H
diff --git a/include/xen/hvm.h b/include/xen/hvm.h
index 63917a8de3b0..0b15f8cb17fc 100644
--- a/include/xen/hvm.h
+++ b/include/xen/hvm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Simple wrappers around HVM functions */
#ifndef XEN_HVM_H__
#define XEN_HVM_H__
diff --git a/include/xen/interface/event_channel.h b/include/xen/interface/event_channel.h
index 7e6acef5415b..45650c9a06d5 100644
--- a/include/xen/interface/event_channel.h
+++ b/include/xen/interface/event_channel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/******************************************************************************
* event_channel.h
*
diff --git a/include/xen/interface/features.h b/include/xen/interface/features.h
index 6ad3d110bb81..9b0eb574f0d1 100644
--- a/include/xen/interface/features.h
+++ b/include/xen/interface/features.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/******************************************************************************
* features.h
*
diff --git a/include/xen/interface/io/blkif.h b/include/xen/interface/io/blkif.h
index 8b8cfadf7833..5e40041c7e95 100644
--- a/include/xen/interface/io/blkif.h
+++ b/include/xen/interface/io/blkif.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/******************************************************************************
* blkif.h
*
diff --git a/include/xen/interface/io/console.h b/include/xen/interface/io/console.h
index e563de70f784..85ca8b02695a 100644
--- a/include/xen/interface/io/console.h
+++ b/include/xen/interface/io/console.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/******************************************************************************
* console.h
*
diff --git a/include/xen/interface/io/protocols.h b/include/xen/interface/io/protocols.h
index 545a14ba0bb3..6a89dc1bf225 100644
--- a/include/xen/interface/io/protocols.h
+++ b/include/xen/interface/io/protocols.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __XEN_PROTOCOLS_H__
#define __XEN_PROTOCOLS_H__
diff --git a/include/xen/interface/io/ring.h b/include/xen/interface/io/ring.h
index e547088ceb0e..3f40501fc60b 100644
--- a/include/xen/interface/io/ring.h
+++ b/include/xen/interface/io/ring.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/******************************************************************************
* ring.h
*
diff --git a/include/xen/interface/io/xenbus.h b/include/xen/interface/io/xenbus.h
index 9fda532973a5..aaf2951b1cce 100644
--- a/include/xen/interface/io/xenbus.h
+++ b/include/xen/interface/io/xenbus.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*****************************************************************************
* xenbus.h
*
diff --git a/include/xen/interface/io/xs_wire.h b/include/xen/interface/io/xs_wire.h
index 794deb07eb53..1517c7e93a3a 100644
--- a/include/xen/interface/io/xs_wire.h
+++ b/include/xen/interface/io/xs_wire.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Details of the "wire" protocol between Xen Store Daemon and client
* library or guest kernel.
diff --git a/include/xen/interface/memory.h b/include/xen/interface/memory.h
index 9aa8988cb340..583dd93b3016 100644
--- a/include/xen/interface/memory.h
+++ b/include/xen/interface/memory.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/******************************************************************************
* memory.h
*
diff --git a/include/xen/interface/nmi.h b/include/xen/interface/nmi.h
index b47d9d06fade..73d9b0a2974e 100644
--- a/include/xen/interface/nmi.h
+++ b/include/xen/interface/nmi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/******************************************************************************
* nmi.h
*
diff --git a/include/xen/interface/version.h b/include/xen/interface/version.h
index 145f12f9ecec..8772b552c006 100644
--- a/include/xen/interface/version.h
+++ b/include/xen/interface/version.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/******************************************************************************
* version.h
*
diff --git a/include/xen/interface/xenpmu.h b/include/xen/interface/xenpmu.h
index 139efc91bceb..ad603eab24b3 100644
--- a/include/xen/interface/xenpmu.h
+++ b/include/xen/interface/xenpmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __XEN_PUBLIC_XENPMU_H__
#define __XEN_PUBLIC_XENPMU_H__
diff --git a/include/xen/page.h b/include/xen/page.h
index 064194f6453e..df6d6b6ec66e 100644
--- a/include/xen/page.h
+++ b/include/xen/page.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _XEN_PAGE_H
#define _XEN_PAGE_H
diff --git a/include/xen/platform_pci.h b/include/xen/platform_pci.h
index 5c52b5583917..e51e7cb71a85 100644
--- a/include/xen/platform_pci.h
+++ b/include/xen/platform_pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _XEN_PLATFORM_PCI_H
#define _XEN_PLATFORM_PCI_H
diff --git a/include/xen/swiotlb-xen.h b/include/xen/swiotlb-xen.h
index ed2de363da33..5e4b83f83dbc 100644
--- a/include/xen/swiotlb-xen.h
+++ b/include/xen/swiotlb-xen.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_SWIOTLB_XEN_H
#define __LINUX_SWIOTLB_XEN_H
diff --git a/include/xen/tmem.h b/include/xen/tmem.h
index 3930a90045ff..c80bafe31f14 100644
--- a/include/xen/tmem.h
+++ b/include/xen/tmem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _XEN_TMEM_H
#define _XEN_TMEM_H
diff --git a/include/xen/xen-ops.h b/include/xen/xen-ops.h
index 218e6aae5433..a95e65ec83c3 100644
--- a/include/xen/xen-ops.h
+++ b/include/xen/xen-ops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef INCLUDE_XEN_OPS_H
#define INCLUDE_XEN_OPS_H
diff --git a/include/xen/xen.h b/include/xen/xen.h
index 28c59ca529d7..9d4340c907d1 100644
--- a/include/xen/xen.h
+++ b/include/xen/xen.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _XEN_XEN_H
#define _XEN_XEN_H
diff --git a/init/Kconfig b/init/Kconfig
index 78cb2461012e..3c1faaa2af4a 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -1033,7 +1033,7 @@ endif
choice
prompt "Compiler optimization level"
- default CONFIG_CC_OPTIMIZE_FOR_PERFORMANCE
+ default CC_OPTIMIZE_FOR_PERFORMANCE
config CC_OPTIMIZE_FOR_PERFORMANCE
bool "Optimize for performance"
diff --git a/init/Makefile b/init/Makefile
index c4fb45525d08..1dbb23787290 100644
--- a/init/Makefile
+++ b/init/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/init/calibrate.c b/init/calibrate.c
index ce635dccf3d9..f3831272f113 100644
--- a/init/calibrate.c
+++ b/init/calibrate.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* calibrate.c: default delay calibration
*
* Excised from init/main.c
diff --git a/init/do_mounts.h b/init/do_mounts.h
index 282d65bfd674..5b05c8f93f47 100644
--- a/init/do_mounts.h
+++ b/init/do_mounts.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/kernel.h>
#include <linux/blkdev.h>
#include <linux/init.h>
diff --git a/init/do_mounts_initrd.c b/init/do_mounts_initrd.c
index a1000ca29fc9..53d4f0f326e7 100644
--- a/init/do_mounts_initrd.c
+++ b/init/do_mounts_initrd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Many of the syscalls used in this file expect some of the arguments
* to be __user pointers not __kernel pointers. To limit the sparse
diff --git a/init/do_mounts_md.c b/init/do_mounts_md.c
index 8cb6db54285b..3f733c760a8c 100644
--- a/init/do_mounts_md.c
+++ b/init/do_mounts_md.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Many of the syscalls used in this file expect some of the arguments
* to be __user pointers not __kernel pointers. To limit the sparse
diff --git a/init/do_mounts_rd.c b/init/do_mounts_rd.c
index dd4104c9aa12..99e0b649fc0e 100644
--- a/init/do_mounts_rd.c
+++ b/init/do_mounts_rd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Many of the syscalls used in this file expect some of the arguments
* to be __user pointers not __kernel pointers. To limit the sparse
diff --git a/init/init_task.c b/init/init_task.c
index 66787e30a419..9325fee7dc82 100644
--- a/init/init_task.c
+++ b/init/init_task.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init_task.h>
#include <linux/export.h>
#include <linux/mqueue.h>
diff --git a/init/initramfs.c b/init/initramfs.c
index e64bf7b4c1ca..7046feffef6b 100644
--- a/init/initramfs.c
+++ b/init/initramfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Many of the syscalls used in this file expect some of the arguments
* to be __user pointers not __kernel pointers. To limit the sparse
diff --git a/ipc/Makefile b/ipc/Makefile
index 9c200e544434..c2558c430f51 100644
--- a/ipc/Makefile
+++ b/ipc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux ipc.
#
diff --git a/ipc/compat.c b/ipc/compat.c
index b17bf93d7b49..5ab8225923af 100644
--- a/ipc/compat.c
+++ b/ipc/compat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* 32 bit compatibility code for System V IPC
*
diff --git a/ipc/msg.c b/ipc/msg.c
index 06be5a9adfa4..bce7ac1c8099 100644
--- a/ipc/msg.c
+++ b/ipc/msg.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/ipc/msg.c
* Copyright (C) 1992 Krishna Balasubramanian
diff --git a/ipc/namespace.c b/ipc/namespace.c
index fc850c526698..f59a89966f92 100644
--- a/ipc/namespace.c
+++ b/ipc/namespace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/ipc/namespace.c
* Copyright (C) 2006 Pavel Emelyanov <xemul@openvz.org> OpenVZ, SWsoft Inc.
diff --git a/ipc/sem.c b/ipc/sem.c
index f7385bce5fd3..b2698ebdcb31 100644
--- a/ipc/sem.c
+++ b/ipc/sem.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/ipc/sem.c
* Copyright (C) 1992 Krishna Balasubramanian
diff --git a/ipc/shm.c b/ipc/shm.c
index badac463e2c8..bd652755d32c 100644
--- a/ipc/shm.c
+++ b/ipc/shm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/ipc/shm.c
* Copyright (C) 1992, 1993 Krishna Balasubramanian
diff --git a/ipc/syscall.c b/ipc/syscall.c
index 667022746ca5..26b45db2e007 100644
--- a/ipc/syscall.c
+++ b/ipc/syscall.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* sys_ipc() is the old de-multiplexer for the SysV IPC calls.
*
diff --git a/ipc/util.c b/ipc/util.c
index 78755873cc5b..79b30eee32cd 100644
--- a/ipc/util.c
+++ b/ipc/util.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/ipc/util.c
* Copyright (C) 1992 Krishna Balasubramanian
diff --git a/ipc/util.h b/ipc/util.h
index b21297bc11eb..579112d90016 100644
--- a/ipc/util.h
+++ b/ipc/util.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/ipc/util.h
* Copyright (C) 1999 Christoph Rohland
diff --git a/kernel/Makefile b/kernel/Makefile
index ed470aac53da..172d151d429c 100644
--- a/kernel/Makefile
+++ b/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/kernel/acct.c b/kernel/acct.c
index 5e72af29ab73..6670fbd3e466 100644
--- a/kernel/acct.c
+++ b/kernel/acct.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/kernel/acct.c
*
diff --git a/kernel/audit_tree.c b/kernel/audit_tree.c
index 011d46e5f73f..d4b050d9a66e 100644
--- a/kernel/audit_tree.c
+++ b/kernel/audit_tree.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "audit.h"
#include <linux/fsnotify_backend.h>
#include <linux/namei.h>
diff --git a/kernel/bounds.c b/kernel/bounds.c
index e1d1d1952bfa..c373e887c066 100644
--- a/kernel/bounds.c
+++ b/kernel/bounds.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Generate definitions needed by the preprocessor.
* This code generates raw asm output which is post-processed
diff --git a/kernel/bpf/Makefile b/kernel/bpf/Makefile
index 897daa005b23..af3ab6164ff5 100644
--- a/kernel/bpf/Makefile
+++ b/kernel/bpf/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y := core.o
obj-$(CONFIG_BPF_SYSCALL) += syscall.o verifier.o inode.o helpers.o tnum.o
diff --git a/kernel/bpf/arraymap.c b/kernel/bpf/arraymap.c
index 98c0f00c3f5e..e2636737b69b 100644
--- a/kernel/bpf/arraymap.c
+++ b/kernel/bpf/arraymap.c
@@ -98,7 +98,7 @@ static struct bpf_map *array_map_alloc(union bpf_attr *attr)
array_size += (u64) attr->max_entries * elem_size * num_possible_cpus();
if (array_size >= U32_MAX - PAGE_SIZE ||
- elem_size > PCPU_MIN_UNIT_SIZE || bpf_array_alloc_percpu(array)) {
+ bpf_array_alloc_percpu(array)) {
bpf_map_area_free(array);
return ERR_PTR(-ENOMEM);
}
diff --git a/kernel/bpf/devmap.c b/kernel/bpf/devmap.c
index e093d9a2c4dd..e745d6a88224 100644
--- a/kernel/bpf/devmap.c
+++ b/kernel/bpf/devmap.c
@@ -69,7 +69,7 @@ static LIST_HEAD(dev_map_list);
static u64 dev_map_bitmap_size(const union bpf_attr *attr)
{
- return BITS_TO_LONGS(attr->max_entries) * sizeof(unsigned long);
+ return BITS_TO_LONGS((u64) attr->max_entries) * sizeof(unsigned long);
}
static struct bpf_map *dev_map_alloc(union bpf_attr *attr)
@@ -78,6 +78,9 @@ static struct bpf_map *dev_map_alloc(union bpf_attr *attr)
int err = -EINVAL;
u64 cost;
+ if (!capable(CAP_NET_ADMIN))
+ return ERR_PTR(-EPERM);
+
/* check sanity of attributes */
if (attr->max_entries == 0 || attr->key_size != 4 ||
attr->value_size != 4 || attr->map_flags & ~BPF_F_NUMA_NODE)
@@ -111,8 +114,9 @@ static struct bpf_map *dev_map_alloc(union bpf_attr *attr)
err = -ENOMEM;
/* A per cpu bitfield with a bit per possible net device */
- dtab->flush_needed = __alloc_percpu(dev_map_bitmap_size(attr),
- __alignof__(unsigned long));
+ dtab->flush_needed = __alloc_percpu_gfp(dev_map_bitmap_size(attr),
+ __alignof__(unsigned long),
+ GFP_KERNEL | __GFP_NOWARN);
if (!dtab->flush_needed)
goto free_dtab;
diff --git a/kernel/bpf/hashtab.c b/kernel/bpf/hashtab.c
index 431126f31ea3..6533f08d1238 100644
--- a/kernel/bpf/hashtab.c
+++ b/kernel/bpf/hashtab.c
@@ -317,10 +317,6 @@ static struct bpf_map *htab_map_alloc(union bpf_attr *attr)
*/
goto free_htab;
- if (percpu && round_up(htab->map.value_size, 8) > PCPU_MIN_UNIT_SIZE)
- /* make sure the size for pcpu_alloc() is reasonable */
- goto free_htab;
-
htab->elem_size = sizeof(struct htab_elem) +
round_up(htab->map.key_size, 8);
if (percpu)
diff --git a/kernel/bpf/inode.c b/kernel/bpf/inode.c
index e833ed914358..be1dde967208 100644
--- a/kernel/bpf/inode.c
+++ b/kernel/bpf/inode.c
@@ -363,6 +363,7 @@ out:
putname(pname);
return ret;
}
+EXPORT_SYMBOL_GPL(bpf_obj_get_user);
static void bpf_evict_inode(struct inode *inode)
{
diff --git a/kernel/bpf/sockmap.c b/kernel/bpf/sockmap.c
index 6424ce0e4969..dbd7b322a86b 100644
--- a/kernel/bpf/sockmap.c
+++ b/kernel/bpf/sockmap.c
@@ -39,6 +39,7 @@
#include <linux/workqueue.h>
#include <linux/list.h>
#include <net/strparser.h>
+#include <net/tcp.h>
struct bpf_stab {
struct bpf_map map;
@@ -92,21 +93,45 @@ static inline struct smap_psock *smap_psock_sk(const struct sock *sk)
return rcu_dereference_sk_user_data(sk);
}
+/* compute the linear packet data range [data, data_end) for skb when
+ * sk_skb type programs are in use.
+ */
+static inline void bpf_compute_data_end_sk_skb(struct sk_buff *skb)
+{
+ TCP_SKB_CB(skb)->bpf.data_end = skb->data + skb_headlen(skb);
+}
+
+enum __sk_action {
+ __SK_DROP = 0,
+ __SK_PASS,
+ __SK_REDIRECT,
+};
+
static int smap_verdict_func(struct smap_psock *psock, struct sk_buff *skb)
{
struct bpf_prog *prog = READ_ONCE(psock->bpf_verdict);
int rc;
if (unlikely(!prog))
- return SK_DROP;
+ return __SK_DROP;
skb_orphan(skb);
+ /* We need to ensure that BPF metadata for maps is also cleared
+ * when we orphan the skb so that we don't have the possibility
+ * to reference a stale map.
+ */
+ TCP_SKB_CB(skb)->bpf.map = NULL;
skb->sk = psock->sock;
- bpf_compute_data_end(skb);
+ bpf_compute_data_end_sk_skb(skb);
+ preempt_disable();
rc = (*prog->bpf_func)(skb, prog->insnsi);
+ preempt_enable();
skb->sk = NULL;
- return rc;
+ /* Moving return codes from UAPI namespace into internal namespace */
+ return rc == SK_PASS ?
+ (TCP_SKB_CB(skb)->bpf.map ? __SK_REDIRECT : __SK_PASS) :
+ __SK_DROP;
}
static void smap_do_verdict(struct smap_psock *psock, struct sk_buff *skb)
@@ -114,17 +139,10 @@ static void smap_do_verdict(struct smap_psock *psock, struct sk_buff *skb)
struct sock *sk;
int rc;
- /* Because we use per cpu values to feed input from sock redirect
- * in BPF program to do_sk_redirect_map() call we need to ensure we
- * are not preempted. RCU read lock is not sufficient in this case
- * with CONFIG_PREEMPT_RCU enabled so we must be explicit here.
- */
- preempt_disable();
rc = smap_verdict_func(psock, skb);
switch (rc) {
- case SK_REDIRECT:
- sk = do_sk_redirect_map();
- preempt_enable();
+ case __SK_REDIRECT:
+ sk = do_sk_redirect_map(skb);
if (likely(sk)) {
struct smap_psock *peer = smap_psock_sk(sk);
@@ -139,10 +157,8 @@ static void smap_do_verdict(struct smap_psock *psock, struct sk_buff *skb)
}
}
/* Fall through and free skb otherwise */
- case SK_DROP:
+ case __SK_DROP:
default:
- if (rc != SK_REDIRECT)
- preempt_enable();
kfree_skb(skb);
}
}
@@ -369,7 +385,7 @@ static int smap_parse_func_strparser(struct strparser *strp,
* any socket yet.
*/
skb->sk = psock->sock;
- bpf_compute_data_end(skb);
+ bpf_compute_data_end_sk_skb(skb);
rc = (*prog->bpf_func)(skb, prog->insnsi);
skb->sk = NULL;
rcu_read_unlock();
@@ -487,6 +503,9 @@ static struct bpf_map *sock_map_alloc(union bpf_attr *attr)
int err = -EINVAL;
u64 cost;
+ if (!capable(CAP_NET_ADMIN))
+ return ERR_PTR(-EPERM);
+
/* check sanity of attributes */
if (attr->max_entries == 0 || attr->key_size != 4 ||
attr->value_size != 4 || attr->map_flags & ~BPF_F_NUMA_NODE)
@@ -840,6 +859,12 @@ static int sock_map_update_elem(struct bpf_map *map,
return -EINVAL;
}
+ if (skops.sk->sk_type != SOCK_STREAM ||
+ skops.sk->sk_protocol != IPPROTO_TCP) {
+ fput(socket->file);
+ return -EOPNOTSUPP;
+ }
+
err = sock_map_ctx_update_elem(&skops, map, key, flags);
fput(socket->file);
return err;
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index b914fbe1383e..c48ca2a34b5e 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -653,6 +653,10 @@ static void mark_reg_read(const struct bpf_verifier_state *state, u32 regno)
{
struct bpf_verifier_state *parent = state->parent;
+ if (regno == BPF_REG_FP)
+ /* We don't need to worry about FP liveness because it's read-only */
+ return;
+
while (parent) {
/* if read wasn't screened by an earlier write ... */
if (state->regs[regno].live & REG_LIVE_WRITTEN)
@@ -1112,7 +1116,12 @@ static int check_mem_access(struct bpf_verifier_env *env, int insn_idx, u32 regn
/* ctx accesses must be at a fixed offset, so that we can
* determine what type of data were returned.
*/
- if (!tnum_is_const(reg->var_off)) {
+ if (reg->off) {
+ verbose("dereference of modified ctx ptr R%d off=%d+%d, ctx+const is allowed, ctx+const+const is not\n",
+ regno, reg->off, off - reg->off);
+ return -EACCES;
+ }
+ if (!tnum_is_const(reg->var_off) || reg->var_off.value) {
char tn_buf[48];
tnum_strn(tn_buf, sizeof(tn_buf), reg->var_off);
@@ -1120,7 +1129,6 @@ static int check_mem_access(struct bpf_verifier_env *env, int insn_idx, u32 regn
tn_buf, off, size);
return -EACCES;
}
- off += reg->var_off.value;
err = check_ctx_access(env, insn_idx, off, size, t, &reg_type);
if (!err && t == BPF_READ && value_regno >= 0) {
/* ctx access returns either a scalar, or a
@@ -2345,6 +2353,7 @@ static int check_alu_op(struct bpf_verifier_env *env, struct bpf_insn *insn)
* copy register state to dest reg
*/
regs[insn->dst_reg] = regs[insn->src_reg];
+ regs[insn->dst_reg].live |= REG_LIVE_WRITTEN;
} else {
/* R1 = (u32) R2 */
if (is_pointer_value(env, insn->src_reg)) {
@@ -2421,12 +2430,15 @@ static int check_alu_op(struct bpf_verifier_env *env, struct bpf_insn *insn)
}
static void find_good_pkt_pointers(struct bpf_verifier_state *state,
- struct bpf_reg_state *dst_reg)
+ struct bpf_reg_state *dst_reg,
+ bool range_right_open)
{
struct bpf_reg_state *regs = state->regs, *reg;
+ u16 new_range;
int i;
- if (dst_reg->off < 0)
+ if (dst_reg->off < 0 ||
+ (dst_reg->off == 0 && range_right_open))
/* This doesn't give us any range */
return;
@@ -2437,9 +2449,13 @@ static void find_good_pkt_pointers(struct bpf_verifier_state *state,
*/
return;
- /* LLVM can generate four kind of checks:
+ new_range = dst_reg->off;
+ if (range_right_open)
+ new_range--;
+
+ /* Examples for register markings:
*
- * Type 1/2:
+ * pkt_data in dst register:
*
* r2 = r3;
* r2 += 8;
@@ -2456,7 +2472,7 @@ static void find_good_pkt_pointers(struct bpf_verifier_state *state,
* r2=pkt(id=n,off=8,r=0)
* r3=pkt(id=n,off=0,r=0)
*
- * Type 3/4:
+ * pkt_data in src register:
*
* r2 = r3;
* r2 += 8;
@@ -2474,7 +2490,9 @@ static void find_good_pkt_pointers(struct bpf_verifier_state *state,
* r3=pkt(id=n,off=0,r=0)
*
* Find register r3 and mark its range as r3=pkt(id=n,off=0,r=8)
- * so that range of bytes [r3, r3 + 8) is safe to access.
+ * or r3=pkt(id=n,off=0,r=8-1), so that range of bytes [r3, r3 + 8)
+ * and [r3, r3 + 8-1) respectively is safe to access depending on
+ * the check.
*/
/* If our ids match, then we must have the same max_value. And we
@@ -2485,14 +2503,14 @@ static void find_good_pkt_pointers(struct bpf_verifier_state *state,
for (i = 0; i < MAX_BPF_REG; i++)
if (regs[i].type == PTR_TO_PACKET && regs[i].id == dst_reg->id)
/* keep the maximum range already checked */
- regs[i].range = max_t(u16, regs[i].range, dst_reg->off);
+ regs[i].range = max(regs[i].range, new_range);
for (i = 0; i < MAX_BPF_STACK; i += BPF_REG_SIZE) {
if (state->stack_slot_type[i] != STACK_SPILL)
continue;
reg = &state->spilled_regs[i / BPF_REG_SIZE];
if (reg->type == PTR_TO_PACKET && reg->id == dst_reg->id)
- reg->range = max_t(u16, reg->range, dst_reg->off);
+ reg->range = max(reg->range, new_range);
}
}
@@ -2856,19 +2874,43 @@ static int check_cond_jmp_op(struct bpf_verifier_env *env,
} else if (BPF_SRC(insn->code) == BPF_X && opcode == BPF_JGT &&
dst_reg->type == PTR_TO_PACKET &&
regs[insn->src_reg].type == PTR_TO_PACKET_END) {
- find_good_pkt_pointers(this_branch, dst_reg);
+ /* pkt_data' > pkt_end */
+ find_good_pkt_pointers(this_branch, dst_reg, false);
+ } else if (BPF_SRC(insn->code) == BPF_X && opcode == BPF_JGT &&
+ dst_reg->type == PTR_TO_PACKET_END &&
+ regs[insn->src_reg].type == PTR_TO_PACKET) {
+ /* pkt_end > pkt_data' */
+ find_good_pkt_pointers(other_branch, &regs[insn->src_reg], true);
} else if (BPF_SRC(insn->code) == BPF_X && opcode == BPF_JLT &&
dst_reg->type == PTR_TO_PACKET &&
regs[insn->src_reg].type == PTR_TO_PACKET_END) {
- find_good_pkt_pointers(other_branch, dst_reg);
+ /* pkt_data' < pkt_end */
+ find_good_pkt_pointers(other_branch, dst_reg, true);
+ } else if (BPF_SRC(insn->code) == BPF_X && opcode == BPF_JLT &&
+ dst_reg->type == PTR_TO_PACKET_END &&
+ regs[insn->src_reg].type == PTR_TO_PACKET) {
+ /* pkt_end < pkt_data' */
+ find_good_pkt_pointers(this_branch, &regs[insn->src_reg], false);
+ } else if (BPF_SRC(insn->code) == BPF_X && opcode == BPF_JGE &&
+ dst_reg->type == PTR_TO_PACKET &&
+ regs[insn->src_reg].type == PTR_TO_PACKET_END) {
+ /* pkt_data' >= pkt_end */
+ find_good_pkt_pointers(this_branch, dst_reg, true);
} else if (BPF_SRC(insn->code) == BPF_X && opcode == BPF_JGE &&
dst_reg->type == PTR_TO_PACKET_END &&
regs[insn->src_reg].type == PTR_TO_PACKET) {
- find_good_pkt_pointers(other_branch, &regs[insn->src_reg]);
+ /* pkt_end >= pkt_data' */
+ find_good_pkt_pointers(other_branch, &regs[insn->src_reg], false);
+ } else if (BPF_SRC(insn->code) == BPF_X && opcode == BPF_JLE &&
+ dst_reg->type == PTR_TO_PACKET &&
+ regs[insn->src_reg].type == PTR_TO_PACKET_END) {
+ /* pkt_data' <= pkt_end */
+ find_good_pkt_pointers(other_branch, dst_reg, false);
} else if (BPF_SRC(insn->code) == BPF_X && opcode == BPF_JLE &&
dst_reg->type == PTR_TO_PACKET_END &&
regs[insn->src_reg].type == PTR_TO_PACKET) {
- find_good_pkt_pointers(this_branch, &regs[insn->src_reg]);
+ /* pkt_end <= pkt_data' */
+ find_good_pkt_pointers(this_branch, &regs[insn->src_reg], true);
} else if (is_pointer_value(env, insn->dst_reg)) {
verbose("R%d pointer comparison prohibited\n", insn->dst_reg);
return -EACCES;
diff --git a/kernel/capability.c b/kernel/capability.c
index f97fe77ceb88..1e1c0236f55b 100644
--- a/kernel/capability.c
+++ b/kernel/capability.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/kernel/capability.c
*
diff --git a/kernel/cgroup/Makefile b/kernel/cgroup/Makefile
index ce693ccb8c58..ae448f7632cc 100644
--- a/kernel/cgroup/Makefile
+++ b/kernel/cgroup/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y := cgroup.o namespace.o cgroup-v1.o
obj-$(CONFIG_CGROUP_FREEZER) += freezer.o
diff --git a/kernel/cgroup/cgroup-internal.h b/kernel/cgroup/cgroup-internal.h
index 5151ff256c29..bf54ade001be 100644
--- a/kernel/cgroup/cgroup-internal.h
+++ b/kernel/cgroup/cgroup-internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CGROUP_INTERNAL_H
#define __CGROUP_INTERNAL_H
diff --git a/kernel/cgroup/debug.c b/kernel/cgroup/debug.c
index f661b4cc5efd..5f780d8f6a9d 100644
--- a/kernel/cgroup/debug.c
+++ b/kernel/cgroup/debug.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Debug controller
*
diff --git a/kernel/cgroup/namespace.c b/kernel/cgroup/namespace.c
index 66129eb4371d..b05f1dd58a62 100644
--- a/kernel/cgroup/namespace.c
+++ b/kernel/cgroup/namespace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "cgroup-internal.h"
#include <linux/sched/task.h>
diff --git a/kernel/cpu.c b/kernel/cpu.c
index d851df22f5c5..04892a82f6ac 100644
--- a/kernel/cpu.c
+++ b/kernel/cpu.c
@@ -632,6 +632,11 @@ cpuhp_invoke_ap_callback(int cpu, enum cpuhp_state state, bool bringup,
__cpuhp_kick_ap(st);
}
+ /*
+ * Clean up the leftovers so the next hotplug operation wont use stale
+ * data.
+ */
+ st->node = st->last = NULL;
return ret;
}
diff --git a/kernel/dma.c b/kernel/dma.c
index 6c6262f86c17..3506fc34a712 100644
--- a/kernel/dma.c
+++ b/kernel/dma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/kernel/dma.c: A DMA channel allocator. Inspired by linux/kernel/irq.c.
*
diff --git a/kernel/elfcore.c b/kernel/elfcore.c
index e556751d15d9..fc482c8e0bd8 100644
--- a/kernel/elfcore.c
+++ b/kernel/elfcore.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/elf.h>
#include <linux/fs.h>
#include <linux/mm.h>
diff --git a/kernel/events/Makefile b/kernel/events/Makefile
index 2925188f50ea..3c022e33c109 100644
--- a/kernel/events/Makefile
+++ b/kernel/events/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ifdef CONFIG_FUNCTION_TRACER
CFLAGS_REMOVE_core.o = $(CC_FLAGS_FTRACE)
endif
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 6bc21e202ae4..10cdb9c26b5d 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -662,7 +662,7 @@ static inline void update_cgrp_time_from_event(struct perf_event *event)
/*
* Do not update time when cgroup is not active
*/
- if (cgrp == event->cgrp)
+ if (cgroup_is_descendant(cgrp->css.cgroup, event->cgrp->css.cgroup))
__update_cgrp_time(event->cgrp);
}
@@ -901,9 +901,11 @@ list_update_cgroup_event(struct perf_event *event,
cpuctx_entry = &cpuctx->cgrp_cpuctx_entry;
/* cpuctx->cgrp is NULL unless a cgroup event is active in this CPU .*/
if (add) {
+ struct perf_cgroup *cgrp = perf_cgroup_from_task(current, ctx);
+
list_add(cpuctx_entry, this_cpu_ptr(&cgrp_cpuctx_list));
- if (perf_cgroup_from_task(current, ctx) == event->cgrp)
- cpuctx->cgrp = event->cgrp;
+ if (cgroup_is_descendant(cgrp->css.cgroup, event->cgrp->css.cgroup))
+ cpuctx->cgrp = cgrp;
} else {
list_del(cpuctx_entry);
cpuctx->cgrp = NULL;
@@ -8955,6 +8957,14 @@ static struct perf_cpu_context __percpu *find_pmu_context(int ctxn)
static void free_pmu_context(struct pmu *pmu)
{
+ /*
+ * Static contexts such as perf_sw_context have a global lifetime
+ * and may be shared between different PMUs. Avoid freeing them
+ * when a single PMU is going away.
+ */
+ if (pmu->task_ctx_nr > perf_invalid_context)
+ return;
+
mutex_lock(&pmus_lock);
free_percpu(pmu->pmu_cpu_context);
mutex_unlock(&pmus_lock);
diff --git a/kernel/events/internal.h b/kernel/events/internal.h
index 843e97047335..09b1537ae06c 100644
--- a/kernel/events/internal.h
+++ b/kernel/events/internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _KERNEL_EVENTS_INTERNAL_H
#define _KERNEL_EVENTS_INTERNAL_H
diff --git a/kernel/exec_domain.c b/kernel/exec_domain.c
index 6873bb3e6b7e..0975b0268545 100644
--- a/kernel/exec_domain.c
+++ b/kernel/exec_domain.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Handling of different ABIs (personalities).
*
diff --git a/kernel/exit.c b/kernel/exit.c
index f2cd53e92147..f6cad39f35df 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -1610,6 +1610,9 @@ SYSCALL_DEFINE5(waitid, int, which, pid_t, upid, struct siginfo __user *,
if (!infop)
return err;
+ if (!access_ok(VERIFY_WRITE, infop, sizeof(*infop)))
+ return -EFAULT;
+
user_access_begin();
unsafe_put_user(signo, &infop->si_signo, Efault);
unsafe_put_user(0, &infop->si_errno, Efault);
@@ -1735,6 +1738,9 @@ COMPAT_SYSCALL_DEFINE5(waitid,
if (!infop)
return err;
+ if (!access_ok(VERIFY_WRITE, infop, sizeof(*infop)))
+ return -EFAULT;
+
user_access_begin();
unsafe_put_user(signo, &infop->si_signo, Efault);
unsafe_put_user(0, &infop->si_errno, Efault);
diff --git a/kernel/fork.c b/kernel/fork.c
index e702cb9ffbd8..07cc743698d3 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -215,6 +215,10 @@ static unsigned long *alloc_thread_stack_node(struct task_struct *tsk, int node)
if (!s)
continue;
+#ifdef CONFIG_DEBUG_KMEMLEAK
+ /* Clear stale pointers from reused stack. */
+ memset(s->addr, 0, THREAD_SIZE);
+#endif
tsk->stack_vm_area = s;
return s->addr;
}
diff --git a/kernel/futex.c b/kernel/futex.c
index 0518a0bfc746..76ed5921117a 100644
--- a/kernel/futex.c
+++ b/kernel/futex.c
@@ -903,11 +903,27 @@ void exit_pi_state_list(struct task_struct *curr)
*/
raw_spin_lock_irq(&curr->pi_lock);
while (!list_empty(head)) {
-
next = head->next;
pi_state = list_entry(next, struct futex_pi_state, list);
key = pi_state->key;
hb = hash_futex(&key);
+
+ /*
+ * We can race against put_pi_state() removing itself from the
+ * list (a waiter going away). put_pi_state() will first
+ * decrement the reference count and then modify the list, so
+ * its possible to see the list entry but fail this reference
+ * acquire.
+ *
+ * In that case; drop the locks to let put_pi_state() make
+ * progress and retry the loop.
+ */
+ if (!atomic_inc_not_zero(&pi_state->refcount)) {
+ raw_spin_unlock_irq(&curr->pi_lock);
+ cpu_relax();
+ raw_spin_lock_irq(&curr->pi_lock);
+ continue;
+ }
raw_spin_unlock_irq(&curr->pi_lock);
spin_lock(&hb->lock);
@@ -918,8 +934,10 @@ void exit_pi_state_list(struct task_struct *curr)
* task still owns the PI-state:
*/
if (head->next != next) {
+ /* retain curr->pi_lock for the loop invariant */
raw_spin_unlock(&pi_state->pi_mutex.wait_lock);
spin_unlock(&hb->lock);
+ put_pi_state(pi_state);
continue;
}
@@ -927,9 +945,8 @@ void exit_pi_state_list(struct task_struct *curr)
WARN_ON(list_empty(&pi_state->list));
list_del_init(&pi_state->list);
pi_state->owner = NULL;
- raw_spin_unlock(&curr->pi_lock);
- get_pi_state(pi_state);
+ raw_spin_unlock(&curr->pi_lock);
raw_spin_unlock_irq(&pi_state->pi_mutex.wait_lock);
spin_unlock(&hb->lock);
@@ -1570,8 +1587,16 @@ static int futex_atomic_op_inuser(unsigned int encoded_op, u32 __user *uaddr)
int oldval, ret;
if (encoded_op & (FUTEX_OP_OPARG_SHIFT << 28)) {
- if (oparg < 0 || oparg > 31)
- return -EINVAL;
+ if (oparg < 0 || oparg > 31) {
+ char comm[sizeof(current->comm)];
+ /*
+ * kill this print and return -EINVAL when userspace
+ * is sane again
+ */
+ pr_info_ratelimited("futex_wake_op: %s tries to shift op by %d; fix this program\n",
+ get_task_comm(comm, current), oparg);
+ oparg &= 31;
+ }
oparg = 1 << oparg;
}
diff --git a/kernel/futex_compat.c b/kernel/futex_compat.c
index 3f409968e466..83f830acbb5f 100644
--- a/kernel/futex_compat.c
+++ b/kernel/futex_compat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/kernel/futex_compat.c
*
diff --git a/kernel/gcov/Makefile b/kernel/gcov/Makefile
index 752d6486b67e..c6c50e5c680e 100644
--- a/kernel/gcov/Makefile
+++ b/kernel/gcov/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-y := -DSRCTREE='"$(srctree)"' -DOBJTREE='"$(objtree)"'
obj-y := base.o fs.o
diff --git a/kernel/gcov/base.c b/kernel/gcov/base.c
index c51a49c9be70..9c7c8d5c18f2 100644
--- a/kernel/gcov/base.c
+++ b/kernel/gcov/base.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This code maintains a list of active profiling data structures.
*
diff --git a/kernel/gcov/fs.c b/kernel/gcov/fs.c
index edf67c493a8e..6e40ff6be083 100644
--- a/kernel/gcov/fs.c
+++ b/kernel/gcov/fs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This code exports profiling data as debugfs files to userspace.
*
diff --git a/kernel/gcov/gcc_3_4.c b/kernel/gcov/gcc_3_4.c
index 27bc88a35013..1e32e66c9563 100644
--- a/kernel/gcov/gcc_3_4.c
+++ b/kernel/gcov/gcc_3_4.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This code provides functions to handle gcc's profiling data format
* introduced with gcc 3.4. Future versions of gcc may change the gcov
diff --git a/kernel/gcov/gcc_4_7.c b/kernel/gcov/gcc_4_7.c
index 46a18e72bce6..ca5e5c0ef853 100644
--- a/kernel/gcov/gcc_4_7.c
+++ b/kernel/gcov/gcc_4_7.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This code provides functions to handle gcc's profiling data format
* introduced with gcc 4.7.
diff --git a/kernel/gcov/gcov.h b/kernel/gcov/gcov.h
index 92c8e22a29ed..de118ad4a024 100644
--- a/kernel/gcov/gcov.h
+++ b/kernel/gcov/gcov.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Profiling infrastructure declarations.
*
diff --git a/kernel/groups.c b/kernel/groups.c
index 434f6665f187..e357bc800111 100644
--- a/kernel/groups.c
+++ b/kernel/groups.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Supplementary group IDs
*/
diff --git a/kernel/irq/Makefile b/kernel/irq/Makefile
index 329c9193b4bf..ff6e352e3a6c 100644
--- a/kernel/irq/Makefile
+++ b/kernel/irq/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y := irqdesc.o handle.o manage.o spurious.o resend.o chip.o dummychip.o devres.o
obj-$(CONFIG_IRQ_TIMINGS) += timings.o
diff --git a/kernel/irq/affinity.c b/kernel/irq/affinity.c
index d69bd77252a7..e12d35108225 100644
--- a/kernel/irq/affinity.c
+++ b/kernel/irq/affinity.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2016 Thomas Gleixner.
* Copyright (C) 2016-2017 Christoph Hellwig.
diff --git a/kernel/irq/autoprobe.c b/kernel/irq/autoprobe.c
index 6608d03efb23..4e8089b319ae 100644
--- a/kernel/irq/autoprobe.c
+++ b/kernel/irq/autoprobe.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/kernel/irq/autoprobe.c
*
diff --git a/kernel/irq/debug.h b/kernel/irq/debug.h
index e75e29e4434a..17f05ef8f575 100644
--- a/kernel/irq/debug.h
+++ b/kernel/irq/debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Debugging printout:
*/
diff --git a/kernel/irq/generic-chip.c b/kernel/irq/generic-chip.c
index 5270a54b9fa4..c26c5bb6b491 100644
--- a/kernel/irq/generic-chip.c
+++ b/kernel/irq/generic-chip.c
@@ -135,17 +135,26 @@ void irq_gc_ack_clr_bit(struct irq_data *d)
}
/**
- * irq_gc_mask_disable_reg_and_ack - Mask and ack pending interrupt
+ * irq_gc_mask_disable_and_ack_set - Mask and ack pending interrupt
* @d: irq_data
+ *
+ * This generic implementation of the irq_mask_ack method is for chips
+ * with separate enable/disable registers instead of a single mask
+ * register and where a pending interrupt is acknowledged by setting a
+ * bit.
+ *
+ * Note: This is the only permutation currently used. Similar generic
+ * functions should be added here if other permutations are required.
*/
-void irq_gc_mask_disable_reg_and_ack(struct irq_data *d)
+void irq_gc_mask_disable_and_ack_set(struct irq_data *d)
{
struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
struct irq_chip_type *ct = irq_data_get_chip_type(d);
u32 mask = d->mask;
irq_gc_lock(gc);
- irq_reg_writel(gc, mask, ct->regs.mask);
+ irq_reg_writel(gc, mask, ct->regs.disable);
+ *ct->mask_cache &= ~mask;
irq_reg_writel(gc, mask, ct->regs.ack);
irq_gc_unlock(gc);
}
diff --git a/kernel/irq/internals.h b/kernel/irq/internals.h
index a0327136e469..07d08ca701ec 100644
--- a/kernel/irq/internals.h
+++ b/kernel/irq/internals.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* IRQ subsystem internal functions and variables:
*
diff --git a/kernel/irq/migration.c b/kernel/irq/migration.c
index 6ca054a3f91d..86ae0eb80b53 100644
--- a/kernel/irq/migration.c
+++ b/kernel/irq/migration.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/irq.h>
#include <linux/interrupt.h>
diff --git a/kernel/irq/proc.c b/kernel/irq/proc.c
index 6376b4a598d3..c010cc0daf79 100644
--- a/kernel/irq/proc.c
+++ b/kernel/irq/proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/kernel/irq/proc.c
*
diff --git a/kernel/irq/resend.c b/kernel/irq/resend.c
index b86886beee4f..1d08f45135c2 100644
--- a/kernel/irq/resend.c
+++ b/kernel/irq/resend.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/kernel/irq/resend.c
*
diff --git a/kernel/irq/settings.h b/kernel/irq/settings.h
index 320579d89091..e43795cd2ccf 100644
--- a/kernel/irq/settings.h
+++ b/kernel/irq/settings.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Internal header to deal with irq_desc->status which will be renamed
* to irq_desc->settings.
diff --git a/kernel/irq/spurious.c b/kernel/irq/spurious.c
index 061ba7eed4ed..987d7bca4864 100644
--- a/kernel/irq/spurious.c
+++ b/kernel/irq/spurious.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/kernel/irq/spurious.c
*
diff --git a/kernel/kcmp.c b/kernel/kcmp.c
index 055bb2962a0b..a0e3d7a0e8b8 100644
--- a/kernel/kcmp.c
+++ b/kernel/kcmp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/syscalls.h>
#include <linux/fdtable.h>
diff --git a/kernel/kcov.c b/kernel/kcov.c
index 3f693a0f6f3e..fc6af9e1308b 100644
--- a/kernel/kcov.c
+++ b/kernel/kcov.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define pr_fmt(fmt) "kcov: " fmt
#define DISABLE_BRANCH_PROFILING
diff --git a/kernel/kexec_internal.h b/kernel/kexec_internal.h
index 50dfcb039a41..48aaf2ac0d0d 100644
--- a/kernel/kexec_internal.h
+++ b/kernel/kexec_internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_KEXEC_INTERNAL_H
#define LINUX_KEXEC_INTERNAL_H
diff --git a/kernel/livepatch/core.c b/kernel/livepatch/core.c
index b9628e43c78f..bf8c8fd72589 100644
--- a/kernel/livepatch/core.c
+++ b/kernel/livepatch/core.c
@@ -830,6 +830,41 @@ int klp_register_patch(struct klp_patch *patch)
}
EXPORT_SYMBOL_GPL(klp_register_patch);
+/*
+ * Remove parts of patches that touch a given kernel module. The list of
+ * patches processed might be limited. When limit is NULL, all patches
+ * will be handled.
+ */
+static void klp_cleanup_module_patches_limited(struct module *mod,
+ struct klp_patch *limit)
+{
+ struct klp_patch *patch;
+ struct klp_object *obj;
+
+ list_for_each_entry(patch, &klp_patches, list) {
+ if (patch == limit)
+ break;
+
+ klp_for_each_object(patch, obj) {
+ if (!klp_is_module(obj) || strcmp(obj->name, mod->name))
+ continue;
+
+ /*
+ * Only unpatch the module if the patch is enabled or
+ * is in transition.
+ */
+ if (patch->enabled || patch == klp_transition_patch) {
+ pr_notice("reverting patch '%s' on unloading module '%s'\n",
+ patch->mod->name, obj->mod->name);
+ klp_unpatch_object(obj);
+ }
+
+ klp_free_object_loaded(obj);
+ break;
+ }
+ }
+}
+
int klp_module_coming(struct module *mod)
{
int ret;
@@ -894,7 +929,7 @@ err:
pr_warn("patch '%s' failed for module '%s', refusing to load module '%s'\n",
patch->mod->name, obj->mod->name, obj->mod->name);
mod->klp_alive = false;
- klp_free_object_loaded(obj);
+ klp_cleanup_module_patches_limited(mod, patch);
mutex_unlock(&klp_mutex);
return ret;
@@ -902,9 +937,6 @@ err:
void klp_module_going(struct module *mod)
{
- struct klp_patch *patch;
- struct klp_object *obj;
-
if (WARN_ON(mod->state != MODULE_STATE_GOING &&
mod->state != MODULE_STATE_COMING))
return;
@@ -917,25 +949,7 @@ void klp_module_going(struct module *mod)
*/
mod->klp_alive = false;
- list_for_each_entry(patch, &klp_patches, list) {
- klp_for_each_object(patch, obj) {
- if (!klp_is_module(obj) || strcmp(obj->name, mod->name))
- continue;
-
- /*
- * Only unpatch the module if the patch is enabled or
- * is in transition.
- */
- if (patch->enabled || patch == klp_transition_patch) {
- pr_notice("reverting patch '%s' on unloading module '%s'\n",
- patch->mod->name, obj->mod->name);
- klp_unpatch_object(obj);
- }
-
- klp_free_object_loaded(obj);
- break;
- }
- }
+ klp_cleanup_module_patches_limited(mod, NULL);
mutex_unlock(&klp_mutex);
}
diff --git a/kernel/livepatch/core.h b/kernel/livepatch/core.h
index c74f24c47837..a351601d7f76 100644
--- a/kernel/livepatch/core.h
+++ b/kernel/livepatch/core.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LIVEPATCH_CORE_H
#define _LIVEPATCH_CORE_H
diff --git a/kernel/livepatch/patch.h b/kernel/livepatch/patch.h
index 0db227170c36..e72d8250d04b 100644
--- a/kernel/livepatch/patch.h
+++ b/kernel/livepatch/patch.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LIVEPATCH_PATCH_H
#define _LIVEPATCH_PATCH_H
diff --git a/kernel/livepatch/transition.h b/kernel/livepatch/transition.h
index ce09b326546c..0f6e27c481f9 100644
--- a/kernel/livepatch/transition.h
+++ b/kernel/livepatch/transition.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LIVEPATCH_TRANSITION_H
#define _LIVEPATCH_TRANSITION_H
diff --git a/kernel/locking/Makefile b/kernel/locking/Makefile
index 760158d9d98d..392c7f23af76 100644
--- a/kernel/locking/Makefile
+++ b/kernel/locking/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Any varying coverage in these files is non-deterministic
# and is generally not a function of system call inputs.
KCOV_INSTRUMENT := n
diff --git a/kernel/locking/lockdep.c b/kernel/locking/lockdep.c
index 44c8d0d17170..e36e652d996f 100644
--- a/kernel/locking/lockdep.c
+++ b/kernel/locking/lockdep.c
@@ -1873,10 +1873,10 @@ check_prev_add(struct task_struct *curr, struct held_lock *prev,
struct held_lock *next, int distance, struct stack_trace *trace,
int (*save)(struct stack_trace *trace))
{
+ struct lock_list *uninitialized_var(target_entry);
struct lock_list *entry;
- int ret;
struct lock_list this;
- struct lock_list *uninitialized_var(target_entry);
+ int ret;
/*
* Prove that the new <prev> -> <next> dependency would not
@@ -1890,8 +1890,17 @@ check_prev_add(struct task_struct *curr, struct held_lock *prev,
this.class = hlock_class(next);
this.parent = NULL;
ret = check_noncircular(&this, hlock_class(prev), &target_entry);
- if (unlikely(!ret))
+ if (unlikely(!ret)) {
+ if (!trace->entries) {
+ /*
+ * If @save fails here, the printing might trigger
+ * a WARN but because of the !nr_entries it should
+ * not do bad things.
+ */
+ save(trace);
+ }
return print_circular_bug(&this, target_entry, next, prev, trace);
+ }
else if (unlikely(ret < 0))
return print_bfs_bug(ret);
@@ -1938,7 +1947,7 @@ check_prev_add(struct task_struct *curr, struct held_lock *prev,
return print_bfs_bug(ret);
- if (save && !save(trace))
+ if (!trace->entries && !save(trace))
return 0;
/*
@@ -1958,20 +1967,6 @@ check_prev_add(struct task_struct *curr, struct held_lock *prev,
if (!ret)
return 0;
- /*
- * Debugging printouts:
- */
- if (verbose(hlock_class(prev)) || verbose(hlock_class(next))) {
- graph_unlock();
- printk("\n new dependency: ");
- print_lock_name(hlock_class(prev));
- printk(KERN_CONT " => ");
- print_lock_name(hlock_class(next));
- printk(KERN_CONT "\n");
- dump_stack();
- if (!graph_lock())
- return 0;
- }
return 2;
}
@@ -1986,8 +1981,12 @@ check_prevs_add(struct task_struct *curr, struct held_lock *next)
{
int depth = curr->lockdep_depth;
struct held_lock *hlock;
- struct stack_trace trace;
- int (*save)(struct stack_trace *trace) = save_trace;
+ struct stack_trace trace = {
+ .nr_entries = 0,
+ .max_entries = 0,
+ .entries = NULL,
+ .skip = 0,
+ };
/*
* Debugging checks.
@@ -2018,18 +2017,11 @@ check_prevs_add(struct task_struct *curr, struct held_lock *next)
*/
if (hlock->read != 2 && hlock->check) {
int ret = check_prev_add(curr, hlock, next,
- distance, &trace, save);
+ distance, &trace, save_trace);
if (!ret)
return 0;
/*
- * Stop saving stack_trace if save_trace() was
- * called at least once:
- */
- if (save && ret == 2)
- save = NULL;
-
- /*
* Stop after the first non-trylock entry,
* as non-trylock entries have added their
* own direct dependencies already, so this
diff --git a/kernel/locking/lockdep_internals.h b/kernel/locking/lockdep_internals.h
index 1da4669d57a7..d459d624ba2a 100644
--- a/kernel/locking/lockdep_internals.h
+++ b/kernel/locking/lockdep_internals.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* kernel/lockdep_internals.h
*
diff --git a/kernel/locking/lockdep_proc.c b/kernel/locking/lockdep_proc.c
index 68d9e267ccd4..ad69bbc9bd28 100644
--- a/kernel/locking/lockdep_proc.c
+++ b/kernel/locking/lockdep_proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* kernel/lockdep_proc.c
*
diff --git a/kernel/locking/mcs_spinlock.h b/kernel/locking/mcs_spinlock.h
index 6a385aabcce7..f046b7ce9dd6 100644
--- a/kernel/locking/mcs_spinlock.h
+++ b/kernel/locking/mcs_spinlock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* MCS lock defines
*
diff --git a/kernel/locking/mutex-debug.h b/kernel/locking/mutex-debug.h
index 4174417d5309..1edd3f45a4ec 100644
--- a/kernel/locking/mutex-debug.h
+++ b/kernel/locking/mutex-debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Mutexes: blocking mutual exclusion locks
*
diff --git a/kernel/locking/mutex.h b/kernel/locking/mutex.h
index 6ebc1902f779..1c2287d3fa71 100644
--- a/kernel/locking/mutex.h
+++ b/kernel/locking/mutex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Mutexes: blocking mutual exclusion locks
*
diff --git a/kernel/locking/osq_lock.c b/kernel/locking/osq_lock.c
index a74ee6abd039..6ef600aa0f47 100644
--- a/kernel/locking/osq_lock.c
+++ b/kernel/locking/osq_lock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/percpu.h>
#include <linux/sched.h>
#include <linux/osq_lock.h>
diff --git a/kernel/locking/qspinlock_paravirt.h b/kernel/locking/qspinlock_paravirt.h
index 43555681c40b..15b6a39366c6 100644
--- a/kernel/locking/qspinlock_paravirt.h
+++ b/kernel/locking/qspinlock_paravirt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _GEN_PV_LOCK_SLOWPATH
#error "do not include this file"
#endif
diff --git a/kernel/locking/rtmutex-debug.c b/kernel/locking/rtmutex-debug.c
index f4a74e78d467..fd4fe1f5b458 100644
--- a/kernel/locking/rtmutex-debug.c
+++ b/kernel/locking/rtmutex-debug.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* RT-Mutexes: blocking mutual exclusion locks with PI support
*
diff --git a/kernel/locking/rtmutex-debug.h b/kernel/locking/rtmutex-debug.h
index 5078c6ddf4a5..fc549713bba3 100644
--- a/kernel/locking/rtmutex-debug.h
+++ b/kernel/locking/rtmutex-debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* RT-Mutexes: blocking mutual exclusion locks with PI support
*
diff --git a/kernel/locking/rtmutex.h b/kernel/locking/rtmutex.h
index 5c253caffe91..732f96abf462 100644
--- a/kernel/locking/rtmutex.h
+++ b/kernel/locking/rtmutex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* RT-Mutexes: blocking mutual exclusion locks with PI support
*
diff --git a/kernel/locking/rtmutex_common.h b/kernel/locking/rtmutex_common.h
index 7453be0485a5..124e98ca0b17 100644
--- a/kernel/locking/rtmutex_common.h
+++ b/kernel/locking/rtmutex_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* RT Mutexes: blocking mutual exclusion locks with PI support
*
diff --git a/kernel/locking/rwsem-spinlock.c b/kernel/locking/rwsem-spinlock.c
index 0848634c5512..a7ffb2a96ede 100644
--- a/kernel/locking/rwsem-spinlock.c
+++ b/kernel/locking/rwsem-spinlock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* rwsem-spinlock.c: R/W semaphores: contention handling functions for
* generic spinlock implementation
*
diff --git a/kernel/locking/rwsem-xadd.c b/kernel/locking/rwsem-xadd.c
index 1fefe6dcafd7..e795908f3607 100644
--- a/kernel/locking/rwsem-xadd.c
+++ b/kernel/locking/rwsem-xadd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* rwsem.c: R/W semaphores: contention handling functions
*
* Written by David Howells (dhowells@redhat.com).
diff --git a/kernel/locking/rwsem.c b/kernel/locking/rwsem.c
index 4d48b1c4870d..a6c76a4832b4 100644
--- a/kernel/locking/rwsem.c
+++ b/kernel/locking/rwsem.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* kernel/rwsem.c: R/W semaphores, public implementation
*
* Written by David Howells (dhowells@redhat.com).
diff --git a/kernel/locking/rwsem.h b/kernel/locking/rwsem.h
index a699f4048ba1..a883b8f1fdc6 100644
--- a/kernel/locking/rwsem.h
+++ b/kernel/locking/rwsem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* The owner field of the rw_semaphore structure will be set to
* RWSEM_READ_OWNED when a reader grabs the lock. A writer will clear
diff --git a/kernel/locking/spinlock.c b/kernel/locking/spinlock.c
index 4b082b5cac9e..6e40fdfba326 100644
--- a/kernel/locking/spinlock.c
+++ b/kernel/locking/spinlock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (2004) Linus Torvalds
*
diff --git a/kernel/power/Makefile b/kernel/power/Makefile
index eb4f717705ba..a3f79f0eef36 100644
--- a/kernel/power/Makefile
+++ b/kernel/power/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-$(CONFIG_PM_DEBUG) := -DDEBUG
diff --git a/kernel/power/autosleep.c b/kernel/power/autosleep.c
index 9012ecf7b814..41e83a779e19 100644
--- a/kernel/power/autosleep.c
+++ b/kernel/power/autosleep.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* kernel/power/autosleep.c
*
diff --git a/kernel/power/console.c b/kernel/power/console.c
index 0e781798b0b3..fcdf0e14a47d 100644
--- a/kernel/power/console.c
+++ b/kernel/power/console.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Functions for saving/restoring console.
*
diff --git a/kernel/power/power.h b/kernel/power/power.h
index 1d2d761e3c25..f29cd178df90 100644
--- a/kernel/power/power.h
+++ b/kernel/power/power.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/suspend.h>
#include <linux/suspend_ioctls.h>
#include <linux/utsname.h>
diff --git a/kernel/power/process.c b/kernel/power/process.c
index 50f25cb370c6..7381d49a44db 100644
--- a/kernel/power/process.c
+++ b/kernel/power/process.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* drivers/power/process.c - Functions for starting/stopping processes on
* suspend transitions.
diff --git a/kernel/power/wakelock.c b/kernel/power/wakelock.c
index 1896386e16bb..dfba59be190b 100644
--- a/kernel/power/wakelock.c
+++ b/kernel/power/wakelock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* kernel/power/wakelock.c
*
diff --git a/kernel/printk/braille.c b/kernel/printk/braille.c
index 61d41ca41844..1d21ebacfdb8 100644
--- a/kernel/printk/braille.c
+++ b/kernel/printk/braille.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/kernel.h>
diff --git a/kernel/printk/braille.h b/kernel/printk/braille.h
index 749a6756843a..123154f86304 100644
--- a/kernel/printk/braille.h
+++ b/kernel/printk/braille.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PRINTK_BRAILLE_H
#define _PRINTK_BRAILLE_H
diff --git a/kernel/printk/console_cmdline.h b/kernel/printk/console_cmdline.h
index 2ca4a8b5fe57..11f19c466af5 100644
--- a/kernel/printk/console_cmdline.h
+++ b/kernel/printk/console_cmdline.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CONSOLE_CMDLINE_H
#define _CONSOLE_CMDLINE_H
diff --git a/kernel/range.c b/kernel/range.c
index 82cfc285b046..d84de6766472 100644
--- a/kernel/range.c
+++ b/kernel/range.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Range add and subtract
*/
diff --git a/kernel/rcu/Makefile b/kernel/rcu/Makefile
index 13c0fc852767..020e8b6a644b 100644
--- a/kernel/rcu/Makefile
+++ b/kernel/rcu/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Any varying coverage in these files is non-deterministic
# and is generally not a function of system call inputs.
KCOV_INSTRUMENT := n
diff --git a/kernel/rcu/srcutree.c b/kernel/rcu/srcutree.c
index 729a8706751d..6d5880089ff6 100644
--- a/kernel/rcu/srcutree.c
+++ b/kernel/rcu/srcutree.c
@@ -854,7 +854,7 @@ void __call_srcu(struct srcu_struct *sp, struct rcu_head *rhp,
/**
* call_srcu() - Queue a callback for invocation after an SRCU grace period
* @sp: srcu_struct in queue the callback
- * @head: structure to be used for queueing the SRCU callback.
+ * @rhp: structure to be used for queueing the SRCU callback.
* @func: function to be invoked after the SRCU grace period
*
* The callback function will be invoked some time after a full SRCU
diff --git a/kernel/rcu/sync.c b/kernel/rcu/sync.c
index 50d1861f7759..3f943efcf61c 100644
--- a/kernel/rcu/sync.c
+++ b/kernel/rcu/sync.c
@@ -85,6 +85,9 @@ void rcu_sync_init(struct rcu_sync *rsp, enum rcu_sync_type type)
}
/**
+ * rcu_sync_enter_start - Force readers onto slow path for multiple updates
+ * @rsp: Pointer to rcu_sync structure to use for synchronization
+ *
* Must be called after rcu_sync_init() and before first use.
*
* Ensures rcu_sync_is_idle() returns false and rcu_sync_{enter,exit}()
@@ -142,7 +145,7 @@ void rcu_sync_enter(struct rcu_sync *rsp)
/**
* rcu_sync_func() - Callback function managing reader access to fastpath
- * @rsp: Pointer to rcu_sync structure to use for synchronization
+ * @rhp: Pointer to rcu_head in rcu_sync structure to use for synchronization
*
* This function is passed to one of the call_rcu() functions by
* rcu_sync_exit(), so that it is invoked after a grace period following the
@@ -158,9 +161,9 @@ void rcu_sync_enter(struct rcu_sync *rsp)
* rcu_sync_exit(). Otherwise, set all state back to idle so that readers
* can again use their fastpaths.
*/
-static void rcu_sync_func(struct rcu_head *rcu)
+static void rcu_sync_func(struct rcu_head *rhp)
{
- struct rcu_sync *rsp = container_of(rcu, struct rcu_sync, cb_head);
+ struct rcu_sync *rsp = container_of(rhp, struct rcu_sync, cb_head);
unsigned long flags;
BUG_ON(rsp->gp_state != GP_PASSED);
diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c
index b0ad62b0e7b8..3e3650e94ae6 100644
--- a/kernel/rcu/tree.c
+++ b/kernel/rcu/tree.c
@@ -3097,9 +3097,10 @@ __call_rcu(struct rcu_head *head, rcu_callback_t func,
* read-side critical sections have completed. call_rcu_sched() assumes
* that the read-side critical sections end on enabling of preemption
* or on voluntary preemption.
- * RCU read-side critical sections are delimited by :
- * - rcu_read_lock_sched() and rcu_read_unlock_sched(), OR
- * - anything that disables preemption.
+ * RCU read-side critical sections are delimited by:
+ *
+ * - rcu_read_lock_sched() and rcu_read_unlock_sched(), OR
+ * - anything that disables preemption.
*
* These may be nested.
*
@@ -3124,11 +3125,12 @@ EXPORT_SYMBOL_GPL(call_rcu_sched);
* handler. This means that read-side critical sections in process
* context must not be interrupted by softirqs. This interface is to be
* used when most of the read-side critical sections are in softirq context.
- * RCU read-side critical sections are delimited by :
- * - rcu_read_lock() and rcu_read_unlock(), if in interrupt context.
- * OR
- * - rcu_read_lock_bh() and rcu_read_unlock_bh(), if in process context.
- * These may be nested.
+ * RCU read-side critical sections are delimited by:
+ *
+ * - rcu_read_lock() and rcu_read_unlock(), if in interrupt context, OR
+ * - rcu_read_lock_bh() and rcu_read_unlock_bh(), if in process context.
+ *
+ * These may be nested.
*
* See the description of call_rcu() for more detailed information on
* memory ordering guarantees.
diff --git a/kernel/sched/Makefile b/kernel/sched/Makefile
index 78f54932ea1d..a9ee16bbc693 100644
--- a/kernel/sched/Makefile
+++ b/kernel/sched/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ifdef CONFIG_FUNCTION_TRACER
CFLAGS_REMOVE_clock.o = $(CC_FLAGS_FTRACE)
endif
diff --git a/kernel/sched/autogroup.c b/kernel/sched/autogroup.c
index de6d7f4dfcb5..a43df5193538 100644
--- a/kernel/sched/autogroup.c
+++ b/kernel/sched/autogroup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "sched.h"
#include <linux/proc_fs.h>
diff --git a/kernel/sched/autogroup.h b/kernel/sched/autogroup.h
index ce40c810cd5c..27cd22b89824 100644
--- a/kernel/sched/autogroup.h
+++ b/kernel/sched/autogroup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef CONFIG_SCHED_AUTOGROUP
#include <linux/kref.h>
diff --git a/kernel/sched/completion.c b/kernel/sched/completion.c
index cc873075c3bd..2ddaec40956f 100644
--- a/kernel/sched/completion.c
+++ b/kernel/sched/completion.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Generic wait-for-completion handler;
*
diff --git a/kernel/sched/cpuacct.c b/kernel/sched/cpuacct.c
index f95ab29a45d0..44ab32a4fab6 100644
--- a/kernel/sched/cpuacct.c
+++ b/kernel/sched/cpuacct.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/cgroup.h>
#include <linux/slab.h>
#include <linux/percpu.h>
diff --git a/kernel/sched/cpuacct.h b/kernel/sched/cpuacct.h
index ba72807c73d4..a8358a57a316 100644
--- a/kernel/sched/cpuacct.h
+++ b/kernel/sched/cpuacct.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef CONFIG_CGROUP_CPUACCT
extern void cpuacct_charge(struct task_struct *tsk, u64 cputime);
diff --git a/kernel/sched/cpudeadline.h b/kernel/sched/cpudeadline.h
index f7da8c55bba0..b010d26e108e 100644
--- a/kernel/sched/cpudeadline.h
+++ b/kernel/sched/cpudeadline.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_CPUDL_H
#define _LINUX_CPUDL_H
diff --git a/kernel/sched/cpupri.h b/kernel/sched/cpupri.h
index 63cbb9ca0496..bab050019071 100644
--- a/kernel/sched/cpupri.h
+++ b/kernel/sched/cpupri.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_CPUPRI_H
#define _LINUX_CPUPRI_H
diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c
index 0191ec7667c3..4ae5c1ea90e2 100644
--- a/kernel/sched/deadline.c
+++ b/kernel/sched/deadline.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Deadline Scheduling Class (SCHED_DEADLINE)
*
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 70ba32e08a23..5c09ddf8c832 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Completely Fair Scheduling (CFS) Class (SCHED_NORMAL/SCHED_BATCH)
*
@@ -5356,91 +5357,62 @@ static int wake_wide(struct task_struct *p)
return 1;
}
-struct llc_stats {
- unsigned long nr_running;
- unsigned long load;
- unsigned long capacity;
- int has_capacity;
-};
+/*
+ * The purpose of wake_affine() is to quickly determine on which CPU we can run
+ * soonest. For the purpose of speed we only consider the waking and previous
+ * CPU.
+ *
+ * wake_affine_idle() - only considers 'now', it check if the waking CPU is (or
+ * will be) idle.
+ *
+ * wake_affine_weight() - considers the weight to reflect the average
+ * scheduling latency of the CPUs. This seems to work
+ * for the overloaded case.
+ */
-static bool get_llc_stats(struct llc_stats *stats, int cpu)
+static bool
+wake_affine_idle(struct sched_domain *sd, struct task_struct *p,
+ int this_cpu, int prev_cpu, int sync)
{
- struct sched_domain_shared *sds = rcu_dereference(per_cpu(sd_llc_shared, cpu));
-
- if (!sds)
- return false;
+ if (idle_cpu(this_cpu))
+ return true;
- stats->nr_running = READ_ONCE(sds->nr_running);
- stats->load = READ_ONCE(sds->load);
- stats->capacity = READ_ONCE(sds->capacity);
- stats->has_capacity = stats->nr_running < per_cpu(sd_llc_size, cpu);
+ if (sync && cpu_rq(this_cpu)->nr_running == 1)
+ return true;
- return true;
+ return false;
}
-/*
- * Can a task be moved from prev_cpu to this_cpu without causing a load
- * imbalance that would trigger the load balancer?
- *
- * Since we're running on 'stale' values, we might in fact create an imbalance
- * but recomputing these values is expensive, as that'd mean iteration 2 cache
- * domains worth of CPUs.
- */
static bool
-wake_affine_llc(struct sched_domain *sd, struct task_struct *p,
- int this_cpu, int prev_cpu, int sync)
+wake_affine_weight(struct sched_domain *sd, struct task_struct *p,
+ int this_cpu, int prev_cpu, int sync)
{
- struct llc_stats prev_stats, this_stats;
s64 this_eff_load, prev_eff_load;
unsigned long task_load;
- if (!get_llc_stats(&prev_stats, prev_cpu) ||
- !get_llc_stats(&this_stats, this_cpu))
- return false;
+ this_eff_load = target_load(this_cpu, sd->wake_idx);
+ prev_eff_load = source_load(prev_cpu, sd->wake_idx);
- /*
- * If sync wakeup then subtract the (maximum possible)
- * effect of the currently running task from the load
- * of the current LLC.
- */
if (sync) {
unsigned long current_load = task_h_load(current);
- /* in this case load hits 0 and this LLC is considered 'idle' */
- if (current_load > this_stats.load)
+ if (current_load > this_eff_load)
return true;
- this_stats.load -= current_load;
+ this_eff_load -= current_load;
}
- /*
- * The has_capacity stuff is not SMT aware, but by trying to balance
- * the nr_running on both ends we try and fill the domain at equal
- * rates, thereby first consuming cores before siblings.
- */
-
- /* if the old cache has capacity, stay there */
- if (prev_stats.has_capacity && prev_stats.nr_running < this_stats.nr_running+1)
- return false;
-
- /* if this cache has capacity, come here */
- if (this_stats.has_capacity && this_stats.nr_running+1 < prev_stats.nr_running)
- return true;
-
- /*
- * Check to see if we can move the load without causing too much
- * imbalance.
- */
task_load = task_h_load(p);
- this_eff_load = 100;
- this_eff_load *= prev_stats.capacity;
-
- prev_eff_load = 100 + (sd->imbalance_pct - 100) / 2;
- prev_eff_load *= this_stats.capacity;
+ this_eff_load += task_load;
+ if (sched_feat(WA_BIAS))
+ this_eff_load *= 100;
+ this_eff_load *= capacity_of(prev_cpu);
- this_eff_load *= this_stats.load + task_load;
- prev_eff_load *= prev_stats.load - task_load;
+ prev_eff_load -= task_load;
+ if (sched_feat(WA_BIAS))
+ prev_eff_load *= 100 + (sd->imbalance_pct - 100) / 2;
+ prev_eff_load *= capacity_of(this_cpu);
return this_eff_load <= prev_eff_load;
}
@@ -5449,22 +5421,13 @@ static int wake_affine(struct sched_domain *sd, struct task_struct *p,
int prev_cpu, int sync)
{
int this_cpu = smp_processor_id();
- bool affine;
+ bool affine = false;
- /*
- * Default to no affine wakeups; wake_affine() should not effect a task
- * placement the load-balancer feels inclined to undo. The conservative
- * option is therefore to not move tasks when they wake up.
- */
- affine = false;
+ if (sched_feat(WA_IDLE) && !affine)
+ affine = wake_affine_idle(sd, p, this_cpu, prev_cpu, sync);
- /*
- * If the wakeup is across cache domains, try to evaluate if movement
- * makes sense, otherwise rely on select_idle_siblings() to do
- * placement inside the cache domain.
- */
- if (!cpus_share_cache(prev_cpu, this_cpu))
- affine = wake_affine_llc(sd, p, this_cpu, prev_cpu, sync);
+ if (sched_feat(WA_WEIGHT) && !affine)
+ affine = wake_affine_weight(sd, p, this_cpu, prev_cpu, sync);
schedstat_inc(p->se.statistics.nr_wakeups_affine_attempts);
if (affine) {
@@ -7600,7 +7563,6 @@ static inline enum fbq_type fbq_classify_rq(struct rq *rq)
*/
static inline void update_sd_lb_stats(struct lb_env *env, struct sd_lb_stats *sds)
{
- struct sched_domain_shared *shared = env->sd->shared;
struct sched_domain *child = env->sd->child;
struct sched_group *sg = env->sd->groups;
struct sg_lb_stats *local = &sds->local_stat;
@@ -7672,22 +7634,6 @@ next_group:
if (env->dst_rq->rd->overload != overload)
env->dst_rq->rd->overload = overload;
}
-
- if (!shared)
- return;
-
- /*
- * Since these are sums over groups they can contain some CPUs
- * multiple times for the NUMA domains.
- *
- * Currently only wake_affine_llc() and find_busiest_group()
- * uses these numbers, only the last is affected by this problem.
- *
- * XXX fix that.
- */
- WRITE_ONCE(shared->nr_running, sds->total_running);
- WRITE_ONCE(shared->load, sds->total_load);
- WRITE_ONCE(shared->capacity, sds->total_capacity);
}
/**
@@ -8098,6 +8044,13 @@ static int should_we_balance(struct lb_env *env)
int cpu, balance_cpu = -1;
/*
+ * Ensure the balancing environment is consistent; can happen
+ * when the softirq triggers 'during' hotplug.
+ */
+ if (!cpumask_test_cpu(env->dst_cpu, env->cpus))
+ return 0;
+
+ /*
* In the newly idle case, we will allow all the cpu's
* to do the newly idle load balance.
*/
diff --git a/kernel/sched/features.h b/kernel/sched/features.h
index d3fb15555291..9552fd5854bf 100644
--- a/kernel/sched/features.h
+++ b/kernel/sched/features.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Only give sleepers 50% of their service deficit. This allows
* them to run sooner, but does not allow tons of sleepers to
@@ -81,3 +82,6 @@ SCHED_FEAT(RT_RUNTIME_SHARE, true)
SCHED_FEAT(LB_MIN, false)
SCHED_FEAT(ATTACH_AGE_LOAD, true)
+SCHED_FEAT(WA_IDLE, true)
+SCHED_FEAT(WA_WEIGHT, true)
+SCHED_FEAT(WA_BIAS, true)
diff --git a/kernel/sched/idle_task.c b/kernel/sched/idle_task.c
index 0c00172db63e..d518664cce4f 100644
--- a/kernel/sched/idle_task.c
+++ b/kernel/sched/idle_task.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "sched.h"
/*
diff --git a/kernel/sched/loadavg.c b/kernel/sched/loadavg.c
index f14716a3522f..89a989e4d758 100644
--- a/kernel/sched/loadavg.c
+++ b/kernel/sched/loadavg.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* kernel/sched/loadavg.c
*
diff --git a/kernel/sched/membarrier.c b/kernel/sched/membarrier.c
index a92fddc22747..dd7908743dab 100644
--- a/kernel/sched/membarrier.c
+++ b/kernel/sched/membarrier.c
@@ -18,6 +18,7 @@
#include <linux/membarrier.h>
#include <linux/tick.h>
#include <linux/cpumask.h>
+#include <linux/atomic.h>
#include "sched.h" /* for cpu_rq(). */
@@ -26,21 +27,26 @@
* except MEMBARRIER_CMD_QUERY.
*/
#define MEMBARRIER_CMD_BITMASK \
- (MEMBARRIER_CMD_SHARED | MEMBARRIER_CMD_PRIVATE_EXPEDITED)
+ (MEMBARRIER_CMD_SHARED | MEMBARRIER_CMD_PRIVATE_EXPEDITED \
+ | MEMBARRIER_CMD_REGISTER_PRIVATE_EXPEDITED)
static void ipi_mb(void *info)
{
smp_mb(); /* IPIs should be serializing but paranoid. */
}
-static void membarrier_private_expedited(void)
+static int membarrier_private_expedited(void)
{
int cpu;
bool fallback = false;
cpumask_var_t tmpmask;
+ if (!(atomic_read(&current->mm->membarrier_state)
+ & MEMBARRIER_STATE_PRIVATE_EXPEDITED_READY))
+ return -EPERM;
+
if (num_online_cpus() == 1)
- return;
+ return 0;
/*
* Matches memory barriers around rq->curr modification in
@@ -94,6 +100,24 @@ static void membarrier_private_expedited(void)
* rq->curr modification in scheduler.
*/
smp_mb(); /* exit from system call is not a mb */
+ return 0;
+}
+
+static void membarrier_register_private_expedited(void)
+{
+ struct task_struct *p = current;
+ struct mm_struct *mm = p->mm;
+
+ /*
+ * We need to consider threads belonging to different thread
+ * groups, which use the same mm. (CLONE_VM but not
+ * CLONE_THREAD).
+ */
+ if (atomic_read(&mm->membarrier_state)
+ & MEMBARRIER_STATE_PRIVATE_EXPEDITED_READY)
+ return;
+ atomic_or(MEMBARRIER_STATE_PRIVATE_EXPEDITED_READY,
+ &mm->membarrier_state);
}
/**
@@ -144,7 +168,9 @@ SYSCALL_DEFINE2(membarrier, int, cmd, int, flags)
synchronize_sched();
return 0;
case MEMBARRIER_CMD_PRIVATE_EXPEDITED:
- membarrier_private_expedited();
+ return membarrier_private_expedited();
+ case MEMBARRIER_CMD_REGISTER_PRIVATE_EXPEDITED:
+ membarrier_register_private_expedited();
return 0;
default:
return -EINVAL;
diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c
index 0af5ca9e3e3f..3c96c80e0992 100644
--- a/kernel/sched/rt.c
+++ b/kernel/sched/rt.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Real-Time Scheduling Class (mapped to the SCHED_FIFO and SCHED_RR
* policies)
diff --git a/kernel/sched/sched-pelt.h b/kernel/sched/sched-pelt.h
index cd200d16529e..a26473674fb7 100644
--- a/kernel/sched/sched-pelt.h
+++ b/kernel/sched/sched-pelt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Generated by Documentation/scheduler/sched-pelt; do not modify. */
static const u32 runnable_avg_yN_inv[] = {
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index 14db76cd496f..3b448ba82225 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/sched.h>
#include <linux/sched/autogroup.h>
diff --git a/kernel/sched/stats.c b/kernel/sched/stats.c
index 87e2c9f0c33e..940b1fa1d2ce 100644
--- a/kernel/sched/stats.c
+++ b/kernel/sched/stats.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/slab.h>
#include <linux/fs.h>
diff --git a/kernel/sched/stats.h b/kernel/sched/stats.h
index d5710651043b..baf500d12b7c 100644
--- a/kernel/sched/stats.h
+++ b/kernel/sched/stats.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef CONFIG_SCHEDSTATS
diff --git a/kernel/sched/stop_task.c b/kernel/sched/stop_task.c
index 9f69fb630853..45caf90b24cd 100644
--- a/kernel/sched/stop_task.c
+++ b/kernel/sched/stop_task.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "sched.h"
/*
diff --git a/kernel/sched/swait.c b/kernel/sched/swait.c
index 2227e183e202..9ff1555341ed 100644
--- a/kernel/sched/swait.c
+++ b/kernel/sched/swait.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/sched/signal.h>
#include <linux/swait.h>
diff --git a/kernel/sched/topology.c b/kernel/sched/topology.c
index f1cf4f306a82..6798276d29af 100644
--- a/kernel/sched/topology.c
+++ b/kernel/sched/topology.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Scheduler topology setup/handling methods
*/
diff --git a/kernel/seccomp.c b/kernel/seccomp.c
index bb3a38005b9c..418a1c045933 100644
--- a/kernel/seccomp.c
+++ b/kernel/seccomp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/kernel/seccomp.c
*
@@ -473,7 +474,7 @@ static long seccomp_attach_filter(unsigned int flags,
return 0;
}
-void __get_seccomp_filter(struct seccomp_filter *filter)
+static void __get_seccomp_filter(struct seccomp_filter *filter)
{
/* Reference count is bounded by the number of total processes. */
refcount_inc(&filter->usage);
diff --git a/kernel/signal.c b/kernel/signal.c
index 800a18f77732..8dcd8825b2de 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -2698,7 +2698,7 @@ enum siginfo_layout siginfo_layout(int sig, int si_code)
[SIGSEGV] = { NSIGSEGV, SIL_FAULT },
[SIGBUS] = { NSIGBUS, SIL_FAULT },
[SIGTRAP] = { NSIGTRAP, SIL_FAULT },
-#if defined(SIGMET) && defined(NSIGEMT)
+#if defined(SIGEMT) && defined(NSIGEMT)
[SIGEMT] = { NSIGEMT, SIL_FAULT },
#endif
[SIGCHLD] = { NSIGCHLD, SIL_CHLD },
diff --git a/kernel/smpboot.h b/kernel/smpboot.h
index 485b81cfab34..34dd3d7ba40b 100644
--- a/kernel/smpboot.h
+++ b/kernel/smpboot.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef SMPBOOT_H
#define SMPBOOT_H
diff --git a/kernel/sys.c b/kernel/sys.c
index 9aebc2935013..524a4cb9bbe2 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/kernel/sys.c
*
diff --git a/kernel/sys_ni.c b/kernel/sys_ni.c
index 8acef8576ce9..b5189762d275 100644
--- a/kernel/sys_ni.c
+++ b/kernel/sys_ni.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/linkage.h>
#include <linux/errno.h>
diff --git a/kernel/sysctl_binary.c b/kernel/sysctl_binary.c
index 58ea8c03662e..e8c0dab4fd65 100644
--- a/kernel/sysctl_binary.c
+++ b/kernel/sysctl_binary.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/stat.h>
#include <linux/sysctl.h>
#include "../fs/xfs/xfs_sysctl.h"
diff --git a/kernel/task_work.c b/kernel/task_work.c
index 836a72a66fba..5718b3ea202a 100644
--- a/kernel/task_work.c
+++ b/kernel/task_work.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/spinlock.h>
#include <linux/task_work.h>
#include <linux/tracehook.h>
diff --git a/kernel/time/Makefile b/kernel/time/Makefile
index 938dbf33ef49..f1e46f338a9c 100644
--- a/kernel/time/Makefile
+++ b/kernel/time/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y += time.o timer.o hrtimer.o
obj-y += timekeeping.o ntp.o clocksource.o jiffies.o timer_list.o
obj-y += timeconv.o timecounter.o alarmtimer.o
diff --git a/kernel/time/itimer.c b/kernel/time/itimer.c
index 2ef98a02376a..f26acef5d7b4 100644
--- a/kernel/time/itimer.c
+++ b/kernel/time/itimer.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/kernel/itimer.c
*
diff --git a/kernel/time/ntp.c b/kernel/time/ntp.c
index edf19cc53140..99e03bec68e4 100644
--- a/kernel/time/ntp.c
+++ b/kernel/time/ntp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* NTP state machine interfaces and logic.
*
diff --git a/kernel/time/ntp_internal.h b/kernel/time/ntp_internal.h
index d8a7c11fa71a..0a53e6ea47b1 100644
--- a/kernel/time/ntp_internal.h
+++ b/kernel/time/ntp_internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_NTP_INTERNAL_H
#define _LINUX_NTP_INTERNAL_H
diff --git a/kernel/time/posix-cpu-timers.c b/kernel/time/posix-cpu-timers.c
index 8585ad6e472a..5b117110b55b 100644
--- a/kernel/time/posix-cpu-timers.c
+++ b/kernel/time/posix-cpu-timers.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Implement CPU time clocks for the POSIX clock interface.
*/
diff --git a/kernel/time/posix-timers.h b/kernel/time/posix-timers.h
index fb303c3be4d3..151e28f5bf30 100644
--- a/kernel/time/posix-timers.h
+++ b/kernel/time/posix-timers.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define TIMER_RETRY 1
struct k_clock {
diff --git a/kernel/time/tick-broadcast-hrtimer.c b/kernel/time/tick-broadcast-hrtimer.c
index a7bb8f33ae07..58045eb976c3 100644
--- a/kernel/time/tick-broadcast-hrtimer.c
+++ b/kernel/time/tick-broadcast-hrtimer.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/kernel/time/tick-broadcast-hrtimer.c
* This file emulates a local clock event device
diff --git a/kernel/time/tick-internal.h b/kernel/time/tick-internal.h
index be0ac01f2e12..f8e1845aa464 100644
--- a/kernel/time/tick-internal.h
+++ b/kernel/time/tick-internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* tick internal variable and functions used by low/high res code
*/
diff --git a/kernel/time/tick-sched.h b/kernel/time/tick-sched.h
index 075444e3d48e..954b43dbf21c 100644
--- a/kernel/time/tick-sched.h
+++ b/kernel/time/tick-sched.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TICK_SCHED_H
#define _TICK_SCHED_H
diff --git a/kernel/time/timekeeping.h b/kernel/time/timekeeping.h
index d0914676d4c5..c9f9af339914 100644
--- a/kernel/time/timekeeping.h
+++ b/kernel/time/timekeeping.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _KERNEL_TIME_TIMEKEEPING_H
#define _KERNEL_TIME_TIMEKEEPING_H
/*
diff --git a/kernel/time/timekeeping_internal.h b/kernel/time/timekeeping_internal.h
index 9a18f121f399..fdbeeb02dde9 100644
--- a/kernel/time/timekeeping_internal.h
+++ b/kernel/time/timekeeping_internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TIMEKEEPING_INTERNAL_H
#define _TIMEKEEPING_INTERNAL_H
/*
diff --git a/kernel/trace/Makefile b/kernel/trace/Makefile
index 90f2701d92a7..19a15b2f1190 100644
--- a/kernel/trace/Makefile
+++ b/kernel/trace/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Do not instrument the tracer itself:
diff --git a/kernel/trace/power-traces.c b/kernel/trace/power-traces.c
index 0c7dee221dca..21bb161c2316 100644
--- a/kernel/trace/power-traces.c
+++ b/kernel/trace/power-traces.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Power trace points
*
diff --git a/kernel/trace/rpm-traces.c b/kernel/trace/rpm-traces.c
index 4b3b5eaf94d1..25dec0b00280 100644
--- a/kernel/trace/rpm-traces.c
+++ b/kernel/trace/rpm-traces.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Power trace points
*
diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h
index 652c682707cd..401b0639116f 100644
--- a/kernel/trace/trace.h
+++ b/kernel/trace/trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_KERNEL_TRACE_H
#define _LINUX_KERNEL_TRACE_H
diff --git a/kernel/trace/trace_benchmark.c b/kernel/trace/trace_benchmark.c
index 16a8cf02eee9..79f838a75077 100644
--- a/kernel/trace/trace_benchmark.c
+++ b/kernel/trace/trace_benchmark.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/delay.h>
#include <linux/module.h>
#include <linux/kthread.h>
diff --git a/kernel/trace/trace_benchmark.h b/kernel/trace/trace_benchmark.h
index ebdbfc2f2a64..be1d86ff753d 100644
--- a/kernel/trace/trace_benchmark.h
+++ b/kernel/trace/trace_benchmark.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM benchmark
diff --git a/kernel/trace/trace_branch.c b/kernel/trace/trace_branch.c
index 4d8fdf3184dc..4ad967453b6f 100644
--- a/kernel/trace/trace_branch.c
+++ b/kernel/trace/trace_branch.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* unlikely profiler
*
diff --git a/kernel/trace/trace_entries.h b/kernel/trace/trace_entries.h
index adcdbbeae010..e954ae3d82c0 100644
--- a/kernel/trace/trace_entries.h
+++ b/kernel/trace/trace_entries.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This file defines the trace event structures that go into the ring
* buffer directly. They are created via macros so that changes for them
diff --git a/kernel/trace/trace_events_filter_test.h b/kernel/trace/trace_events_filter_test.h
index bfd4dba0d603..39d7ef4f57cb 100644
--- a/kernel/trace/trace_events_filter_test.h
+++ b/kernel/trace/trace_events_filter_test.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM test
diff --git a/kernel/trace/trace_export.c b/kernel/trace/trace_export.c
index 39aa7aa66468..548e62eb5c46 100644
--- a/kernel/trace/trace_export.c
+++ b/kernel/trace/trace_export.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* trace_export.c - export basic ftrace utilities to user space
*
diff --git a/kernel/trace/trace_functions.c b/kernel/trace/trace_functions.c
index a0910c0cdf2e..27f7ad12c4b1 100644
--- a/kernel/trace/trace_functions.c
+++ b/kernel/trace/trace_functions.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ring buffer based function tracer
*
diff --git a/kernel/trace/trace_functions_graph.c b/kernel/trace/trace_functions_graph.c
index b8f1f54731af..23c0b0cb5fb9 100644
--- a/kernel/trace/trace_functions_graph.c
+++ b/kernel/trace/trace_functions_graph.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
*
* Function graph tracer.
diff --git a/kernel/trace/trace_kdb.c b/kernel/trace/trace_kdb.c
index 57149bce6aad..d953c163a079 100644
--- a/kernel/trace/trace_kdb.c
+++ b/kernel/trace/trace_kdb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* kdb helper for dumping the ftrace buffer
*
diff --git a/kernel/trace/trace_mmiotrace.c b/kernel/trace/trace_mmiotrace.c
index dca78fc48439..b0388016b687 100644
--- a/kernel/trace/trace_mmiotrace.c
+++ b/kernel/trace/trace_mmiotrace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Memory mapped I/O tracing
*
diff --git a/kernel/trace/trace_nop.c b/kernel/trace/trace_nop.c
index 49f61fe96a6b..50523f953a5d 100644
--- a/kernel/trace/trace_nop.c
+++ b/kernel/trace/trace_nop.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* nop tracer
*
diff --git a/kernel/trace/trace_output.h b/kernel/trace/trace_output.h
index fabc49bcd493..dbba03ed96de 100644
--- a/kernel/trace/trace_output.h
+++ b/kernel/trace/trace_output.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __TRACE_EVENTS_H
#define __TRACE_EVENTS_H
diff --git a/kernel/trace/trace_sched_switch.c b/kernel/trace/trace_sched_switch.c
index b341c02730be..e288168661e1 100644
--- a/kernel/trace/trace_sched_switch.c
+++ b/kernel/trace/trace_sched_switch.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* trace context switch
*
diff --git a/kernel/trace/trace_sched_wakeup.c b/kernel/trace/trace_sched_wakeup.c
index 0c331978b1a6..7d461dcd4831 100644
--- a/kernel/trace/trace_sched_wakeup.c
+++ b/kernel/trace/trace_sched_wakeup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* trace task wakeup timings
*
diff --git a/kernel/trace/trace_selftest.c b/kernel/trace/trace_selftest.c
index b17ec642793b..cd70eb5df38e 100644
--- a/kernel/trace/trace_selftest.c
+++ b/kernel/trace/trace_selftest.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Include in trace.c */
#include <uapi/linux/sched/types.h>
diff --git a/kernel/trace/trace_selftest_dynamic.c b/kernel/trace/trace_selftest_dynamic.c
index b4c475a0a48b..8cda06a10d66 100644
--- a/kernel/trace/trace_selftest_dynamic.c
+++ b/kernel/trace/trace_selftest_dynamic.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "trace.h"
int DYN_FTRACE_TEST_NAME(void)
diff --git a/kernel/trace/trace_stack.c b/kernel/trace/trace_stack.c
index 49cb41412eec..719a52a4064a 100644
--- a/kernel/trace/trace_stack.c
+++ b/kernel/trace/trace_stack.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2008 Steven Rostedt <srostedt@redhat.com>
*
diff --git a/kernel/trace/trace_stat.c b/kernel/trace/trace_stat.c
index 413ff108fbd0..75bf1bcb4a8a 100644
--- a/kernel/trace/trace_stat.c
+++ b/kernel/trace/trace_stat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Infrastructure for statistic tracing (histogram output).
*
diff --git a/kernel/trace/trace_stat.h b/kernel/trace/trace_stat.h
index 8f03914b9a6a..76d30b4ebe83 100644
--- a/kernel/trace/trace_stat.h
+++ b/kernel/trace/trace_stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __TRACE_STAT_H
#define __TRACE_STAT_H
diff --git a/kernel/trace/trace_syscalls.c b/kernel/trace/trace_syscalls.c
index 696afe72d3b1..a2a642f2c64f 100644
--- a/kernel/trace/trace_syscalls.c
+++ b/kernel/trace/trace_syscalls.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <trace/syscall.h>
#include <trace/events/syscalls.h>
#include <linux/syscalls.h>
diff --git a/kernel/trace/tracing_map.h b/kernel/trace/tracing_map.h
index 618838f5f30a..ab0ca77331d0 100644
--- a/kernel/trace/tracing_map.h
+++ b/kernel/trace/tracing_map.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __TRACING_MAP_H
#define __TRACING_MAP_H
diff --git a/kernel/uid16.c b/kernel/uid16.c
index 5c2dc5b2bf4f..ce74a4901d2b 100644
--- a/kernel/uid16.c
+++ b/kernel/uid16.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Wrapper functions for 16bit uid back compatibility. All nicely tied
* together in the faint hope we can take the out in five years time.
diff --git a/kernel/watchdog.c b/kernel/watchdog.c
index 6bcb854909c0..c8e06703e44c 100644
--- a/kernel/watchdog.c
+++ b/kernel/watchdog.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Detect hard and soft lockups on a system
*
diff --git a/kernel/watchdog_hld.c b/kernel/watchdog_hld.c
index 71a62ceacdc8..e449a23e9d59 100644
--- a/kernel/watchdog_hld.c
+++ b/kernel/watchdog_hld.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Detect hard lockups on a system
*
@@ -12,6 +13,7 @@
#define pr_fmt(fmt) "NMI watchdog: " fmt
#include <linux/nmi.h>
+#include <linux/atomic.h>
#include <linux/module.h>
#include <linux/sched/debug.h>
@@ -21,10 +23,11 @@
static DEFINE_PER_CPU(bool, hard_watchdog_warn);
static DEFINE_PER_CPU(bool, watchdog_nmi_touch);
static DEFINE_PER_CPU(struct perf_event *, watchdog_ev);
+static DEFINE_PER_CPU(struct perf_event *, dead_event);
static struct cpumask dead_events_mask;
static unsigned long hardlockup_allcpu_dumped;
-static unsigned int watchdog_cpus;
+static atomic_t watchdog_cpus = ATOMIC_INIT(0);
void arch_touch_nmi_watchdog(void)
{
@@ -188,7 +191,8 @@ void hardlockup_detector_perf_enable(void)
if (hardlockup_detector_event_create())
return;
- if (!watchdog_cpus++)
+ /* use original value for check */
+ if (!atomic_fetch_inc(&watchdog_cpus))
pr_info("Enabled. Permanently consumes one hw-PMU counter.\n");
perf_event_enable(this_cpu_read(watchdog_ev));
@@ -203,8 +207,10 @@ void hardlockup_detector_perf_disable(void)
if (event) {
perf_event_disable(event);
+ this_cpu_write(watchdog_ev, NULL);
+ this_cpu_write(dead_event, event);
cpumask_set_cpu(smp_processor_id(), &dead_events_mask);
- watchdog_cpus--;
+ atomic_dec(&watchdog_cpus);
}
}
@@ -218,7 +224,7 @@ void hardlockup_detector_perf_cleanup(void)
int cpu;
for_each_cpu(cpu, &dead_events_mask) {
- struct perf_event *event = per_cpu(watchdog_ev, cpu);
+ struct perf_event *event = per_cpu(dead_event, cpu);
/*
* Required because for_each_cpu() reports unconditionally
@@ -226,7 +232,7 @@ void hardlockup_detector_perf_cleanup(void)
*/
if (event)
perf_event_release_kernel(event);
- per_cpu(watchdog_ev, cpu) = NULL;
+ per_cpu(dead_event, cpu) = NULL;
}
cpumask_clear(&dead_events_mask);
}
diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index 64d0edf428f8..a2dccfe1acec 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -68,6 +68,7 @@ enum {
* attach_mutex to avoid changing binding state while
* worker_attach_to_pool() is in progress.
*/
+ POOL_MANAGER_ACTIVE = 1 << 0, /* being managed */
POOL_DISASSOCIATED = 1 << 2, /* cpu can't serve workers */
/* worker flags */
@@ -165,7 +166,6 @@ struct worker_pool {
/* L: hash of busy workers */
/* see manage_workers() for details on the two manager mutexes */
- struct mutex manager_arb; /* manager arbitration */
struct worker *manager; /* L: purely informational */
struct mutex attach_mutex; /* attach/detach exclusion */
struct list_head workers; /* A: attached workers */
@@ -299,6 +299,7 @@ static struct workqueue_attrs *wq_update_unbound_numa_attrs_buf;
static DEFINE_MUTEX(wq_pool_mutex); /* protects pools and workqueues list */
static DEFINE_SPINLOCK(wq_mayday_lock); /* protects wq->maydays list */
+static DECLARE_WAIT_QUEUE_HEAD(wq_manager_wait); /* wait for manager to go away */
static LIST_HEAD(workqueues); /* PR: list of all workqueues */
static bool workqueue_freezing; /* PL: have wqs started freezing? */
@@ -801,7 +802,7 @@ static bool need_to_create_worker(struct worker_pool *pool)
/* Do we have too many workers and should some go away? */
static bool too_many_workers(struct worker_pool *pool)
{
- bool managing = mutex_is_locked(&pool->manager_arb);
+ bool managing = pool->flags & POOL_MANAGER_ACTIVE;
int nr_idle = pool->nr_idle + managing; /* manager is considered idle */
int nr_busy = pool->nr_workers - nr_idle;
@@ -1980,24 +1981,17 @@ static bool manage_workers(struct worker *worker)
{
struct worker_pool *pool = worker->pool;
- /*
- * Anyone who successfully grabs manager_arb wins the arbitration
- * and becomes the manager. mutex_trylock() on pool->manager_arb
- * failure while holding pool->lock reliably indicates that someone
- * else is managing the pool and the worker which failed trylock
- * can proceed to executing work items. This means that anyone
- * grabbing manager_arb is responsible for actually performing
- * manager duties. If manager_arb is grabbed and released without
- * actual management, the pool may stall indefinitely.
- */
- if (!mutex_trylock(&pool->manager_arb))
+ if (pool->flags & POOL_MANAGER_ACTIVE)
return false;
+
+ pool->flags |= POOL_MANAGER_ACTIVE;
pool->manager = worker;
maybe_create_worker(pool);
pool->manager = NULL;
- mutex_unlock(&pool->manager_arb);
+ pool->flags &= ~POOL_MANAGER_ACTIVE;
+ wake_up(&wq_manager_wait);
return true;
}
@@ -3248,7 +3242,6 @@ static int init_worker_pool(struct worker_pool *pool)
setup_timer(&pool->mayday_timer, pool_mayday_timeout,
(unsigned long)pool);
- mutex_init(&pool->manager_arb);
mutex_init(&pool->attach_mutex);
INIT_LIST_HEAD(&pool->workers);
@@ -3318,13 +3311,15 @@ static void put_unbound_pool(struct worker_pool *pool)
hash_del(&pool->hash_node);
/*
- * Become the manager and destroy all workers. Grabbing
- * manager_arb prevents @pool's workers from blocking on
- * attach_mutex.
+ * Become the manager and destroy all workers. This prevents
+ * @pool's workers from blocking on attach_mutex. We're the last
+ * manager and @pool gets freed with the flag set.
*/
- mutex_lock(&pool->manager_arb);
-
spin_lock_irq(&pool->lock);
+ wait_event_lock_irq(wq_manager_wait,
+ !(pool->flags & POOL_MANAGER_ACTIVE), pool->lock);
+ pool->flags |= POOL_MANAGER_ACTIVE;
+
while ((worker = first_idle_worker(pool)))
destroy_worker(worker);
WARN_ON(pool->nr_workers || pool->nr_idle);
@@ -3338,8 +3333,6 @@ static void put_unbound_pool(struct worker_pool *pool)
if (pool->detach_completion)
wait_for_completion(pool->detach_completion);
- mutex_unlock(&pool->manager_arb);
-
/* shut down the timers */
del_timer_sync(&pool->idle_timer);
del_timer_sync(&pool->mayday_timer);
diff --git a/kernel/workqueue_internal.h b/kernel/workqueue_internal.h
index 8635417c587b..d390d1be3748 100644
--- a/kernel/workqueue_internal.h
+++ b/kernel/workqueue_internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* kernel/workqueue_internal.h
*
@@ -9,6 +10,7 @@
#include <linux/workqueue.h>
#include <linux/kthread.h>
+#include <linux/preempt.h>
struct worker_pool;
@@ -59,7 +61,7 @@ struct worker {
*/
static inline struct worker *current_wq_worker(void)
{
- if (current->flags & PF_WQ_WORKER)
+ if (in_task() && (current->flags & PF_WQ_WORKER))
return kthread_data(current);
return NULL;
}
diff --git a/lib/842/842.h b/lib/842/842.h
index e0a122bc1cdb..7b1f581a2907 100644
--- a/lib/842/842.h
+++ b/lib/842/842.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __842_H__
#define __842_H__
diff --git a/lib/842/842_debugfs.h b/lib/842/842_debugfs.h
index e7f3bffaf255..277e403e8701 100644
--- a/lib/842/842_debugfs.h
+++ b/lib/842/842_debugfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __842_DEBUGFS_H__
#define __842_DEBUGFS_H__
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 2689b7c50c52..dfdad67d8f6c 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -1092,8 +1092,8 @@ config PROVE_LOCKING
select DEBUG_MUTEXES
select DEBUG_RT_MUTEXES if RT_MUTEXES
select DEBUG_LOCK_ALLOC
- select LOCKDEP_CROSSRELEASE
- select LOCKDEP_COMPLETIONS
+ select LOCKDEP_CROSSRELEASE if BROKEN
+ select LOCKDEP_COMPLETIONS if BROKEN
select TRACE_IRQFLAGS
default n
help
@@ -1590,6 +1590,54 @@ config LATENCYTOP
source kernel/trace/Kconfig
+config PROVIDE_OHCI1394_DMA_INIT
+ bool "Remote debugging over FireWire early on boot"
+ depends on PCI && X86
+ help
+ If you want to debug problems which hang or crash the kernel early
+ on boot and the crashing machine has a FireWire port, you can use
+ this feature to remotely access the memory of the crashed machine
+ over FireWire. This employs remote DMA as part of the OHCI1394
+ specification which is now the standard for FireWire controllers.
+
+ With remote DMA, you can monitor the printk buffer remotely using
+ firescope and access all memory below 4GB using fireproxy from gdb.
+ Even controlling a kernel debugger is possible using remote DMA.
+
+ Usage:
+
+ If ohci1394_dma=early is used as boot parameter, it will initialize
+ all OHCI1394 controllers which are found in the PCI config space.
+
+ As all changes to the FireWire bus such as enabling and disabling
+ devices cause a bus reset and thereby disable remote DMA for all
+ devices, be sure to have the cable plugged and FireWire enabled on
+ the debugging host before booting the debug target for debugging.
+
+ This code (~1k) is freed after boot. By then, the firewire stack
+ in charge of the OHCI-1394 controllers should be used instead.
+
+ See Documentation/debugging-via-ohci1394.txt for more information.
+
+config DMA_API_DEBUG
+ bool "Enable debugging of DMA-API usage"
+ depends on HAVE_DMA_API_DEBUG
+ help
+ Enable this option to debug the use of the DMA API by device drivers.
+ With this option you will be able to detect common bugs in device
+ drivers like double-freeing of DMA mappings or freeing mappings that
+ were never allocated.
+
+ This also attempts to catch cases where a page owned by DMA is
+ accessed by the cpu in a way that could cause data corruption. For
+ example, this enables cow_user_page() to check that the source page is
+ not undergoing DMA.
+
+ This option causes a performance degradation. Use only if you want to
+ debug device drivers and dma interactions.
+
+ If unsure, say N.
+
menu "Runtime Testing"
config LKDTM
@@ -1749,56 +1797,6 @@ config TEST_PARMAN
If unsure, say N.
-endmenu # runtime tests
-
-config PROVIDE_OHCI1394_DMA_INIT
- bool "Remote debugging over FireWire early on boot"
- depends on PCI && X86
- help
- If you want to debug problems which hang or crash the kernel early
- on boot and the crashing machine has a FireWire port, you can use
- this feature to remotely access the memory of the crashed machine
- over FireWire. This employs remote DMA as part of the OHCI1394
- specification which is now the standard for FireWire controllers.
-
- With remote DMA, you can monitor the printk buffer remotely using
- firescope and access all memory below 4GB using fireproxy from gdb.
- Even controlling a kernel debugger is possible using remote DMA.
-
- Usage:
-
- If ohci1394_dma=early is used as boot parameter, it will initialize
- all OHCI1394 controllers which are found in the PCI config space.
-
- As all changes to the FireWire bus such as enabling and disabling
- devices cause a bus reset and thereby disable remote DMA for all
- devices, be sure to have the cable plugged and FireWire enabled on
- the debugging host before booting the debug target for debugging.
-
- This code (~1k) is freed after boot. By then, the firewire stack
- in charge of the OHCI-1394 controllers should be used instead.
-
- See Documentation/debugging-via-ohci1394.txt for more information.
-
-config DMA_API_DEBUG
- bool "Enable debugging of DMA-API usage"
- depends on HAVE_DMA_API_DEBUG
- help
- Enable this option to debug the use of the DMA API by device drivers.
- With this option you will be able to detect common bugs in device
- drivers like double-freeing of DMA mappings or freeing mappings that
- were never allocated.
-
- This also attempts to catch cases where a page owned by DMA is
- accessed by the cpu in a way that could cause data corruption. For
- example, this enables cow_user_page() to check that the source page is
- not undergoing DMA.
-
- This option causes a performance degradation. Use only if you want to
- debug device drivers and dma interactions.
-
- If unsure, say N.
-
config TEST_LKM
tristate "Test module loading with 'hello world' module"
default n
@@ -1873,18 +1871,6 @@ config TEST_UDELAY
If unsure, say N.
-config MEMTEST
- bool "Memtest"
- depends on HAVE_MEMBLOCK
- ---help---
- This option adds a kernel parameter 'memtest', which allows memtest
- to be set.
- memtest=0, mean disabled; -- default
- memtest=1, mean do 1 test pattern;
- ...
- memtest=17, mean do 17 test patterns.
- If you are unsure how to answer this question, answer N.
-
config TEST_STATIC_KEYS
tristate "Test static keys"
default n
@@ -1894,16 +1880,6 @@ config TEST_STATIC_KEYS
If unsure, say N.
-config BUG_ON_DATA_CORRUPTION
- bool "Trigger a BUG when data corruption is detected"
- select DEBUG_LIST
- help
- Select this option if the kernel should BUG when it encounters
- data corruption in kernel memory structures when they get checked
- for validity.
-
- If unsure, say N.
-
config TEST_KMOD
tristate "kmod stress tester"
default n
@@ -1941,6 +1917,29 @@ config TEST_DEBUG_VIRTUAL
If unsure, say N.
+endmenu # runtime tests
+
+config MEMTEST
+ bool "Memtest"
+ depends on HAVE_MEMBLOCK
+ ---help---
+ This option adds a kernel parameter 'memtest', which allows memtest
+ to be set.
+ memtest=0, mean disabled; -- default
+ memtest=1, mean do 1 test pattern;
+ ...
+ memtest=17, mean do 17 test patterns.
+ If you are unsure how to answer this question, answer N.
+
+config BUG_ON_DATA_CORRUPTION
+ bool "Trigger a BUG when data corruption is detected"
+ select DEBUG_LIST
+ help
+ Select this option if the kernel should BUG when it encounters
+ data corruption in kernel memory structures when they get checked
+ for validity.
+
+ If unsure, say N.
source "samples/Kconfig"
diff --git a/lib/Makefile b/lib/Makefile
index dafa79613fb4..b8f2c16fccaa 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for some libs needed in the kernel.
#
diff --git a/lib/argv_split.c b/lib/argv_split.c
index e927ed0e18a8..5c35752a9414 100644
--- a/lib/argv_split.c
+++ b/lib/argv_split.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Helper function for splitting a string into an argv-like array.
*/
diff --git a/lib/asn1_decoder.c b/lib/asn1_decoder.c
index 0bd8a611eb83..fef5d2e114be 100644
--- a/lib/asn1_decoder.c
+++ b/lib/asn1_decoder.c
@@ -284,6 +284,9 @@ next_op:
if (unlikely(len > datalen - dp))
goto data_overrun_error;
}
+ } else {
+ if (unlikely(len > datalen - dp))
+ goto data_overrun_error;
}
if (flags & FLAG_CONS) {
diff --git a/lib/assoc_array.c b/lib/assoc_array.c
index 155c55d8db5f..4e53be8bc590 100644
--- a/lib/assoc_array.c
+++ b/lib/assoc_array.c
@@ -598,21 +598,31 @@ static bool assoc_array_insert_into_terminal_node(struct assoc_array_edit *edit,
if ((edit->segment_cache[ASSOC_ARRAY_FAN_OUT] ^ base_seg) == 0)
goto all_leaves_cluster_together;
- /* Otherwise we can just insert a new node ahead of the old
- * one.
+ /* Otherwise all the old leaves cluster in the same slot, but
+ * the new leaf wants to go into a different slot - so we
+ * create a new node (n0) to hold the new leaf and a pointer to
+ * a new node (n1) holding all the old leaves.
+ *
+ * This can be done by falling through to the node splitting
+ * path.
*/
- goto present_leaves_cluster_but_not_new_leaf;
+ pr_devel("present leaves cluster but not new leaf\n");
}
split_node:
pr_devel("split node\n");
- /* We need to split the current node; we know that the node doesn't
- * simply contain a full set of leaves that cluster together (it
- * contains meta pointers and/or non-clustering leaves).
+ /* We need to split the current node. The node must contain anything
+ * from a single leaf (in the one leaf case, this leaf will cluster
+ * with the new leaf) and the rest meta-pointers, to all leaves, some
+ * of which may cluster.
+ *
+ * It won't contain the case in which all the current leaves plus the
+ * new leaves want to cluster in the same slot.
*
* We need to expel at least two leaves out of a set consisting of the
- * leaves in the node and the new leaf.
+ * leaves in the node and the new leaf. The current meta pointers can
+ * just be copied as they shouldn't cluster with any of the leaves.
*
* We need a new node (n0) to replace the current one and a new node to
* take the expelled nodes (n1).
@@ -717,33 +727,6 @@ found_slot_for_multiple_occupancy:
pr_devel("<--%s() = ok [split node]\n", __func__);
return true;
-present_leaves_cluster_but_not_new_leaf:
- /* All the old leaves cluster in the same slot, but the new leaf wants
- * to go into a different slot, so we create a new node to hold the new
- * leaf and a pointer to a new node holding all the old leaves.
- */
- pr_devel("present leaves cluster but not new leaf\n");
-
- new_n0->back_pointer = node->back_pointer;
- new_n0->parent_slot = node->parent_slot;
- new_n0->nr_leaves_on_branch = node->nr_leaves_on_branch;
- new_n1->back_pointer = assoc_array_node_to_ptr(new_n0);
- new_n1->parent_slot = edit->segment_cache[0];
- new_n1->nr_leaves_on_branch = node->nr_leaves_on_branch;
- edit->adjust_count_on = new_n0;
-
- for (i = 0; i < ASSOC_ARRAY_FAN_OUT; i++)
- new_n1->slots[i] = node->slots[i];
-
- new_n0->slots[edit->segment_cache[0]] = assoc_array_node_to_ptr(new_n0);
- edit->leaf_p = &new_n0->slots[edit->segment_cache[ASSOC_ARRAY_FAN_OUT]];
-
- edit->set[0].ptr = &assoc_array_ptr_to_node(node->back_pointer)->slots[node->parent_slot];
- edit->set[0].to = assoc_array_node_to_ptr(new_n0);
- edit->excised_meta[0] = assoc_array_node_to_ptr(node);
- pr_devel("<--%s() = ok [insert node before]\n", __func__);
- return true;
-
all_leaves_cluster_together:
/* All the leaves, new and old, want to cluster together in this node
* in the same slot, so we have to replace this node with a shortcut to
diff --git a/lib/audit.c b/lib/audit.c
index b8fb5ee81e26..5004bff928a7 100644
--- a/lib/audit.c
+++ b/lib/audit.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/types.h>
#include <linux/audit.h>
diff --git a/lib/bcd.c b/lib/bcd.c
index 40d304efe272..7e4750b6e801 100644
--- a/lib/bcd.c
+++ b/lib/bcd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/bcd.h>
#include <linux/export.h>
diff --git a/lib/bug.c b/lib/bug.c
index a6a1137d06db..1e094408c893 100644
--- a/lib/bug.c
+++ b/lib/bug.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
Generic support for BUG()
diff --git a/lib/bust_spinlocks.c b/lib/bust_spinlocks.c
index f8e0e5367398..ab719495e2cb 100644
--- a/lib/bust_spinlocks.c
+++ b/lib/bust_spinlocks.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* lib/bust_spinlocks.c
*
diff --git a/lib/check_signature.c b/lib/check_signature.c
index 6b49797980c4..43a7301da7ab 100644
--- a/lib/check_signature.c
+++ b/lib/check_signature.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/io.h>
#include <linux/export.h>
diff --git a/lib/clz_tab.c b/lib/clz_tab.c
index 7287b4a991a7..b6118d09f244 100644
--- a/lib/clz_tab.c
+++ b/lib/clz_tab.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
const unsigned char __clz_tab[] = {
0, 1, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5,
5, 5, 5, 5, 5, 5, 5, 5,
diff --git a/lib/compat_audit.c b/lib/compat_audit.c
index 873f75b640ab..77eabad69b4a 100644
--- a/lib/compat_audit.c
+++ b/lib/compat_audit.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/types.h>
#include <asm/unistd32.h>
diff --git a/lib/cpumask.c b/lib/cpumask.c
index 8b1a1bd77539..35fe142ebb5e 100644
--- a/lib/cpumask.c
+++ b/lib/cpumask.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/slab.h>
#include <linux/kernel.h>
#include <linux/bitops.h>
diff --git a/lib/crc32defs.h b/lib/crc32defs.h
index 64cba2c3c700..cb275a28a750 100644
--- a/lib/crc32defs.h
+++ b/lib/crc32defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* There are multiple 16-bit CRC polynomials in common use, but this is
* *the* standard CRC-32 polynomial, first popularized by Ethernet.
diff --git a/lib/ctype.c b/lib/ctype.c
index c646df91a2f7..c819fe269eb2 100644
--- a/lib/ctype.c
+++ b/lib/ctype.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/lib/ctype.c
*
diff --git a/lib/debug_info.c b/lib/debug_info.c
index 2edbe27517ed..36daf753293c 100644
--- a/lib/debug_info.c
+++ b/lib/debug_info.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This file exists solely to ensure debug information for some core
* data structures is included in the final image even for
diff --git a/lib/dec_and_lock.c b/lib/dec_and_lock.c
index e26278576b31..347fa7ac2e8a 100644
--- a/lib/dec_and_lock.c
+++ b/lib/dec_and_lock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include <linux/spinlock.h>
#include <linux/atomic.h>
diff --git a/lib/decompress.c b/lib/decompress.c
index 62696dff5730..857ab1af1ef3 100644
--- a/lib/decompress.c
+++ b/lib/decompress.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* decompress.c
*
diff --git a/lib/decompress_inflate.c b/lib/decompress_inflate.c
index 555c06bf20da..63b4b7eee138 100644
--- a/lib/decompress_inflate.c
+++ b/lib/decompress_inflate.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#ifdef STATIC
#define PREBOOT
/* Pre-boot environment: included */
diff --git a/lib/devres.c b/lib/devres.c
index 78eca713b1d9..5f2aedd58bc5 100644
--- a/lib/devres.c
+++ b/lib/devres.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/err.h>
#include <linux/pci.h>
#include <linux/io.h>
diff --git a/lib/digsig.c b/lib/digsig.c
index 03d7c63837ae..6ba6fcd92dd1 100644
--- a/lib/digsig.c
+++ b/lib/digsig.c
@@ -87,6 +87,12 @@ static int digsig_verify_rsa(struct key *key,
down_read(&key->sem);
ukp = user_key_payload_locked(key);
+ if (!ukp) {
+ /* key was revoked before we acquired its semaphore */
+ err = -EKEYREVOKED;
+ goto err1;
+ }
+
if (ukp->datalen < sizeof(*pkh))
goto err1;
diff --git a/lib/div64.c b/lib/div64.c
index 7f345259c32f..58e2a404097e 100644
--- a/lib/div64.c
+++ b/lib/div64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2003 Bernardo Innocenti <bernie@develer.com>
*
diff --git a/lib/dma-noop.c b/lib/dma-noop.c
index acc4190e2731..a10185b0c2d4 100644
--- a/lib/dma-noop.c
+++ b/lib/dma-noop.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* lib/dma-noop.c
*
diff --git a/lib/dma-virt.c b/lib/dma-virt.c
index 5c4f11329721..8e61a02ef9ca 100644
--- a/lib/dma-virt.c
+++ b/lib/dma-virt.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* lib/dma-virt.c
*
diff --git a/lib/dump_stack.c b/lib/dump_stack.c
index 625375e7f11f..c5edbedd364d 100644
--- a/lib/dump_stack.c
+++ b/lib/dump_stack.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Provide a default dump_stack() function for architectures
* which don't implement their own.
diff --git a/lib/dynamic_queue_limits.c b/lib/dynamic_queue_limits.c
index f346715e2255..6a406fafb5d6 100644
--- a/lib/dynamic_queue_limits.c
+++ b/lib/dynamic_queue_limits.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Dynamic byte queue limits. See include/linux/dynamic_queue_limits.h
*
diff --git a/lib/errseq.c b/lib/errseq.c
index 7b900c2a277a..79cc66897db4 100644
--- a/lib/errseq.c
+++ b/lib/errseq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/err.h>
#include <linux/bug.h>
#include <linux/atomic.h>
diff --git a/lib/flex_proportions.c b/lib/flex_proportions.c
index 2cc1f94e03a1..7852bfff50b1 100644
--- a/lib/flex_proportions.c
+++ b/lib/flex_proportions.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Floating proportions with flexible aging period
*
diff --git a/lib/fonts/Makefile b/lib/fonts/Makefile
index e04d010cfbf5..d56f02dea83a 100644
--- a/lib/fonts/Makefile
+++ b/lib/fonts/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Font handling
font-objs := fonts.o
diff --git a/lib/fonts/font_10x18.c b/lib/fonts/font_10x18.c
index 6be72bb218ee..532f0ff89a96 100644
--- a/lib/fonts/font_10x18.c
+++ b/lib/fonts/font_10x18.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/********************************
* adapted from font_sun12x22.c *
* by Jurriaan Kalkman 06-2005 *
diff --git a/lib/fonts/font_6x10.c b/lib/fonts/font_6x10.c
index b20620904d31..09b2cc03435b 100644
--- a/lib/fonts/font_6x10.c
+++ b/lib/fonts/font_6x10.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/font.h>
static const unsigned char fontdata_6x10[] = {
diff --git a/lib/fonts/font_6x11.c b/lib/fonts/font_6x11.c
index 46e86e67aa6a..d7136c33f1f0 100644
--- a/lib/fonts/font_6x11.c
+++ b/lib/fonts/font_6x11.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/**********************************************/
/* */
/* Font file generated by rthelen */
diff --git a/lib/fonts/font_7x14.c b/lib/fonts/font_7x14.c
index 3b7dbf9c060b..9ae5b62c8a0d 100644
--- a/lib/fonts/font_7x14.c
+++ b/lib/fonts/font_7x14.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/**************************************/
/* this file adapted from font_8x16.c */
/* by Jurriaan Kalkman 05-2005 */
diff --git a/lib/fonts/font_8x16.c b/lib/fonts/font_8x16.c
index 00a0c67a5c7d..34292cdfaa23 100644
--- a/lib/fonts/font_8x16.c
+++ b/lib/fonts/font_8x16.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/**********************************************/
/* */
/* Font file generated by cpi2fnt */
diff --git a/lib/fonts/font_8x8.c b/lib/fonts/font_8x8.c
index 9f56efe2cee7..751becf3c521 100644
--- a/lib/fonts/font_8x8.c
+++ b/lib/fonts/font_8x8.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/**********************************************/
/* */
/* Font file generated by cpi2fnt */
diff --git a/lib/fonts/font_acorn_8x8.c b/lib/fonts/font_acorn_8x8.c
index 639e31ae1100..0ff0e85d4481 100644
--- a/lib/fonts/font_acorn_8x8.c
+++ b/lib/fonts/font_acorn_8x8.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Acorn-like font definition, with PC graphics characters */
#include <linux/font.h>
diff --git a/lib/fonts/font_pearl_8x8.c b/lib/fonts/font_pearl_8x8.c
index dc6ad539ca4e..b0514c0a7445 100644
--- a/lib/fonts/font_pearl_8x8.c
+++ b/lib/fonts/font_pearl_8x8.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/**********************************************/
/* */
/* Font file generated by cpi2fnt */
diff --git a/lib/fonts/font_sun12x22.c b/lib/fonts/font_sun12x22.c
index d3643853c33a..955d6eee3959 100644
--- a/lib/fonts/font_sun12x22.c
+++ b/lib/fonts/font_sun12x22.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/font.h>
#define FONTDATAMAX 11264
diff --git a/lib/fonts/font_sun8x16.c b/lib/fonts/font_sun8x16.c
index 268151325b83..03d71e53954a 100644
--- a/lib/fonts/font_sun8x16.c
+++ b/lib/fonts/font_sun8x16.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/font.h>
#define FONTDATAMAX 4096
diff --git a/lib/gen_crc32table.c b/lib/gen_crc32table.c
index d83a372fa76f..8f26660ea10a 100644
--- a/lib/gen_crc32table.c
+++ b/lib/gen_crc32table.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include "../include/generated/autoconf.h"
#include "crc32defs.h"
diff --git a/lib/hweight.c b/lib/hweight.c
index 43273a7d83cf..7660d88fd496 100644
--- a/lib/hweight.c
+++ b/lib/hweight.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include <linux/bitops.h>
#include <asm/types.h>
diff --git a/lib/inflate.c b/lib/inflate.c
index 013a76193481..fbaf03c1748d 100644
--- a/lib/inflate.c
+++ b/lib/inflate.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define DEBG(x)
#define DEBG1(x)
/* inflate.c -- Not copyrighted 1992 by Mark Adler
diff --git a/lib/int_sqrt.c b/lib/int_sqrt.c
index 1ef4cc344977..db0b5aa071fc 100644
--- a/lib/int_sqrt.c
+++ b/lib/int_sqrt.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2013 Davidlohr Bueso <davidlohr.bueso@hp.com>
*
diff --git a/lib/iomap.c b/lib/iomap.c
index fc3dcb4b238e..541d926da95e 100644
--- a/lib/iomap.c
+++ b/lib/iomap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Implement the default iomap interfaces
*
diff --git a/lib/iommu-common.c b/lib/iommu-common.c
index 858dc1aae478..55b00de106b5 100644
--- a/lib/iommu-common.c
+++ b/lib/iommu-common.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* IOMMU mmap management and range allocation functions.
* Based almost entirely upon the powerpc iommu allocator.
diff --git a/lib/iommu-helper.c b/lib/iommu-helper.c
index a816f3a80625..23633c0fda4a 100644
--- a/lib/iommu-helper.c
+++ b/lib/iommu-helper.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* IOMMU helper functions for the free area management
*/
diff --git a/lib/ioremap.c b/lib/ioremap.c
index 4bb30206b942..b808a390e4c3 100644
--- a/lib/ioremap.c
+++ b/lib/ioremap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Re-map IO memory to kernel address space so that we can access it.
* This is needed for high PCI addresses that aren't mapped in the
@@ -161,6 +162,7 @@ int ioremap_page_range(unsigned long addr,
unsigned long next;
int err;
+ might_sleep();
BUG_ON(addr >= end);
start = addr;
diff --git a/lib/irq_poll.c b/lib/irq_poll.c
index 1d6565e81030..86a709954f5a 100644
--- a/lib/irq_poll.c
+++ b/lib/irq_poll.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Functions related to interrupt-poll handling in the block layer. This
* is similar to NAPI for network devices.
diff --git a/lib/kasprintf.c b/lib/kasprintf.c
index 7f6c506a4942..bacf7b83ccf0 100644
--- a/lib/kasprintf.c
+++ b/lib/kasprintf.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/lib/kasprintf.c
*
diff --git a/lib/kstrtox.c b/lib/kstrtox.c
index 720144075c1e..661a1e807bd1 100644
--- a/lib/kstrtox.c
+++ b/lib/kstrtox.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Convert integer string representation to an integer.
* If an integer doesn't fit into specified type, -E is returned.
diff --git a/lib/kstrtox.h b/lib/kstrtox.h
index f13eeeaf441d..3b4637bcd254 100644
--- a/lib/kstrtox.h
+++ b/lib/kstrtox.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LIB_KSTRTOX_H
#define _LIB_KSTRTOX_H
diff --git a/lib/list_sort.c b/lib/list_sort.c
index 9e9acc37652f..85759928215b 100644
--- a/lib/list_sort.c
+++ b/lib/list_sort.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/bug.h>
#include <linux/compiler.h>
diff --git a/lib/locking-selftest-hardirq.h b/lib/locking-selftest-hardirq.h
index 10d4a150b259..0d144a6d6a96 100644
--- a/lib/locking-selftest-hardirq.h
+++ b/lib/locking-selftest-hardirq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef IRQ_DISABLE
#undef IRQ_ENABLE
#undef IRQ_ENTER
diff --git a/lib/locking-selftest-mutex.h b/lib/locking-selftest-mutex.h
index 68601b6f584b..7526c7746fb2 100644
--- a/lib/locking-selftest-mutex.h
+++ b/lib/locking-selftest-mutex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef LOCK
#define LOCK ML
diff --git a/lib/locking-selftest-rlock.h b/lib/locking-selftest-rlock.h
index 6789044f4d0e..eccab18f5584 100644
--- a/lib/locking-selftest-rlock.h
+++ b/lib/locking-selftest-rlock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef LOCK
#define LOCK RL
diff --git a/lib/locking-selftest-rsem.h b/lib/locking-selftest-rsem.h
index 62da886680c7..4544858f922e 100644
--- a/lib/locking-selftest-rsem.h
+++ b/lib/locking-selftest-rsem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef LOCK
#define LOCK RSL
diff --git a/lib/locking-selftest-rtmutex.h b/lib/locking-selftest-rtmutex.h
index e3cb83989d16..fce8714c4170 100644
--- a/lib/locking-selftest-rtmutex.h
+++ b/lib/locking-selftest-rtmutex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef LOCK
#define LOCK RTL
diff --git a/lib/locking-selftest-softirq.h b/lib/locking-selftest-softirq.h
index a83de2a04ace..6adde4867cb8 100644
--- a/lib/locking-selftest-softirq.h
+++ b/lib/locking-selftest-softirq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef IRQ_DISABLE
#undef IRQ_ENABLE
#undef IRQ_ENTER
diff --git a/lib/locking-selftest-spin.h b/lib/locking-selftest-spin.h
index ccd1b4b09757..6b24d699e502 100644
--- a/lib/locking-selftest-spin.h
+++ b/lib/locking-selftest-spin.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef LOCK
#define LOCK L
diff --git a/lib/locking-selftest-wlock.h b/lib/locking-selftest-wlock.h
index 0815322d99ed..0bc51c8cf3c5 100644
--- a/lib/locking-selftest-wlock.h
+++ b/lib/locking-selftest-wlock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef LOCK
#define LOCK WL
diff --git a/lib/locking-selftest-wsem.h b/lib/locking-selftest-wsem.h
index b88c5f2dc5f0..5ef18f931c9b 100644
--- a/lib/locking-selftest-wsem.h
+++ b/lib/locking-selftest-wsem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef LOCK
#define LOCK WSL
diff --git a/lib/locking-selftest.c b/lib/locking-selftest.c
index cd0b5c964bd0..b5c1293ce147 100644
--- a/lib/locking-selftest.c
+++ b/lib/locking-selftest.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* lib/locking-selftest.c
*
@@ -2031,11 +2032,13 @@ void locking_selftest(void)
print_testname("mixed read-lock/lock-write ABBA");
pr_cont(" |");
dotest(rlock_ABBA1, FAILURE, LOCKTYPE_RWLOCK);
+#ifdef CONFIG_PROVE_LOCKING
/*
* Lockdep does indeed fail here, but there's nothing we can do about
* that now. Don't kill lockdep for it.
*/
unexpected_testcase_failures--;
+#endif
pr_cont(" |");
dotest(rwsem_ABBA1, FAILURE, LOCKTYPE_RWSEM);
diff --git a/lib/lockref.c b/lib/lockref.c
index c4bfcb8836cd..47169ed7e964 100644
--- a/lib/lockref.c
+++ b/lib/lockref.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include <linux/lockref.h>
diff --git a/lib/lzo/lzodefs.h b/lib/lzo/lzodefs.h
index 6710b83ce72e..4edefd2f540c 100644
--- a/lib/lzo/lzodefs.h
+++ b/lib/lzo/lzodefs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* lzodefs.h -- architecture, OS and compiler specific defines
*
diff --git a/lib/memweight.c b/lib/memweight.c
index e35fc8771893..94dd72ccaa7f 100644
--- a/lib/memweight.c
+++ b/lib/memweight.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include <linux/bug.h>
#include <linux/bitmap.h>
diff --git a/lib/mpi/Makefile b/lib/mpi/Makefile
index 019a68c90144..d5874a7f5ff9 100644
--- a/lib/mpi/Makefile
+++ b/lib/mpi/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# MPI multiprecision maths library (from gpg)
#
diff --git a/lib/net_utils.c b/lib/net_utils.c
index 148fc6e99ef6..af525353395d 100644
--- a/lib/net_utils.c
+++ b/lib/net_utils.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/string.h>
#include <linux/if_ether.h>
#include <linux/ctype.h>
diff --git a/lib/nlattr.c b/lib/nlattr.c
index 927c2f19f119..3d8295c85505 100644
--- a/lib/nlattr.c
+++ b/lib/nlattr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* NETLINK Netlink attributes
*
diff --git a/lib/nmi_backtrace.c b/lib/nmi_backtrace.c
index 0bc0a3535a8a..46e4c749e4eb 100644
--- a/lib/nmi_backtrace.c
+++ b/lib/nmi_backtrace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* NMI backtrace support
*
diff --git a/lib/nodemask.c b/lib/nodemask.c
index e42a5bf44d33..3aa454c54c0d 100644
--- a/lib/nodemask.c
+++ b/lib/nodemask.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/nodemask.h>
#include <linux/module.h>
#include <linux/random.h>
diff --git a/lib/notifier-error-inject.h b/lib/notifier-error-inject.h
index 99b3b6fc470b..fafff5f2ac45 100644
--- a/lib/notifier-error-inject.h
+++ b/lib/notifier-error-inject.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/atomic.h>
#include <linux/debugfs.h>
#include <linux/notifier.h>
diff --git a/lib/once.c b/lib/once.c
index 05c8604627eb..bfb7420d0de3 100644
--- a/lib/once.c
+++ b/lib/once.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/once.h>
diff --git a/lib/percpu_counter.c b/lib/percpu_counter.c
index 3bf4a9984f4c..c72577e472f2 100644
--- a/lib/percpu_counter.c
+++ b/lib/percpu_counter.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Fast batching percpu counters.
*/
diff --git a/lib/raid6/Makefile b/lib/raid6/Makefile
index a93adf6dcfb2..4add700ddfe3 100644
--- a/lib/raid6/Makefile
+++ b/lib/raid6/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_RAID6_PQ) += raid6_pq.o
raid6_pq-y += algos.o recov.o tables.o int1.o int2.o int4.o \
diff --git a/lib/raid6/recov_s390xc.c b/lib/raid6/recov_s390xc.c
index b042dac826cc..179eec900cea 100644
--- a/lib/raid6/recov_s390xc.c
+++ b/lib/raid6/recov_s390xc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* RAID-6 data recovery in dual failure mode based on the XC instruction.
*
diff --git a/lib/raid6/s390vx.uc b/lib/raid6/s390vx.uc
index 7b45191a655f..140fa8bb5c23 100644
--- a/lib/raid6/s390vx.uc
+++ b/lib/raid6/s390vx.uc
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* raid6_vx$#.c
*
diff --git a/lib/raid6/test/Makefile b/lib/raid6/test/Makefile
index 2c7b60edea04..be1010bdc435 100644
--- a/lib/raid6/test/Makefile
+++ b/lib/raid6/test/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# This is a simple Makefile to test some of the RAID-6 code
# from userspace.
diff --git a/lib/random32.c b/lib/random32.c
index fa594b1140e6..0a90cb0e0fb6 100644
--- a/lib/random32.c
+++ b/lib/random32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This is a maximally equidistributed combined Tausworthe generator
* based on code from GNU Scientific Library 1.5 (30 Jun 2004)
diff --git a/lib/rational.c b/lib/rational.c
index f0aa21c2a762..ba7443677c90 100644
--- a/lib/rational.c
+++ b/lib/rational.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* rational fractions
*
diff --git a/lib/reciprocal_div.c b/lib/reciprocal_div.c
index 464152410c51..fcb4ce682c6f 100644
--- a/lib/reciprocal_div.c
+++ b/lib/reciprocal_div.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <asm/div64.h>
#include <linux/reciprocal_div.h>
diff --git a/lib/refcount.c b/lib/refcount.c
index 5d0582a9480c..0eb48353abe3 100644
--- a/lib/refcount.c
+++ b/lib/refcount.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Variant of atomic_t specialized for reference counts.
*
diff --git a/lib/seq_buf.c b/lib/seq_buf.c
index cb18469e1f49..11f2ae0f9099 100644
--- a/lib/seq_buf.c
+++ b/lib/seq_buf.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* seq_buf.c
*
diff --git a/lib/sha1.c b/lib/sha1.c
index 5a56dfd7b99d..1d96d2c02b82 100644
--- a/lib/sha1.c
+++ b/lib/sha1.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* SHA1 routine optimized to do word accesses rather than byte accesses,
* and to avoid unnecessary copies into the context array.
diff --git a/lib/smp_processor_id.c b/lib/smp_processor_id.c
index 2fb007be0212..835cc6df2776 100644
--- a/lib/smp_processor_id.c
+++ b/lib/smp_processor_id.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* lib/smp_processor_id.c
*
diff --git a/lib/sort.c b/lib/sort.c
index 975c6ef6fec7..d6b7a202b0b6 100644
--- a/lib/sort.c
+++ b/lib/sort.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* A fast, small, non-recursive O(nlog n) sort for the Linux kernel
*
diff --git a/lib/string.c b/lib/string.c
index 9921dc202db4..5e8d410a93df 100644
--- a/lib/string.c
+++ b/lib/string.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/lib/string.c
*
diff --git a/lib/strncpy_from_user.c b/lib/strncpy_from_user.c
index 7e35fc450c5b..b53e1b5d80f4 100644
--- a/lib/strncpy_from_user.c
+++ b/lib/strncpy_from_user.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/compiler.h>
#include <linux/export.h>
#include <linux/kasan-checks.h>
diff --git a/lib/strnlen_user.c b/lib/strnlen_user.c
index a5f567747ced..60d0bbda8f5e 100644
--- a/lib/strnlen_user.c
+++ b/lib/strnlen_user.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/export.h>
#include <linux/uaccess.h>
diff --git a/lib/syscall.c b/lib/syscall.c
index 2c6cd1b5c3ea..1a7077f20eae 100644
--- a/lib/syscall.c
+++ b/lib/syscall.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ptrace.h>
#include <linux/sched.h>
#include <linux/sched/task_stack.h>
diff --git a/lib/ts_fsm.c b/lib/ts_fsm.c
index 5696a35184e4..69557c74ef9f 100644
--- a/lib/ts_fsm.c
+++ b/lib/ts_fsm.c
@@ -11,7 +11,7 @@
* ==========================================================================
*
* A finite state machine consists of n states (struct ts_fsm_token)
- * representing the pattern as a finite automation. The data is read
+ * representing the pattern as a finite automaton. The data is read
* sequentially on an octet basis. Every state token specifies the number
* of recurrences and the type of value accepted which can be either a
* specific character or ctype based set of characters. The available
diff --git a/lib/ts_kmp.c b/lib/ts_kmp.c
index 632f783e65f1..ffbe66cbb0ed 100644
--- a/lib/ts_kmp.c
+++ b/lib/ts_kmp.c
@@ -27,7 +27,7 @@
*
* [1] Cormen, Leiserson, Rivest, Stein
* Introdcution to Algorithms, 2nd Edition, MIT Press
- * [2] See finite automation theory
+ * [2] See finite automaton theory
*/
#include <linux/module.h>
diff --git a/lib/ubsan.h b/lib/ubsan.h
index b2d18d4a53f5..88f23557edbe 100644
--- a/lib/ubsan.h
+++ b/lib/ubsan.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LIB_UBSAN_H
#define _LIB_UBSAN_H
diff --git a/lib/ucs2_string.c b/lib/ucs2_string.c
index ae8d2491133c..d7e06b28de38 100644
--- a/lib/ucs2_string.c
+++ b/lib/ucs2_string.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ucs2_string.h>
#include <linux/module.h>
diff --git a/lib/usercopy.c b/lib/usercopy.c
index f5d9f08ee032..15e2e6fb060e 100644
--- a/lib/usercopy.c
+++ b/lib/usercopy.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/uaccess.h>
/* out-of-line parts */
diff --git a/lib/win_minmax.c b/lib/win_minmax.c
index c8420d404926..6bdc1cd15f76 100644
--- a/lib/win_minmax.c
+++ b/lib/win_minmax.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/**
* lib/minmax.c: windowed min/max tracker
*
diff --git a/mm/Makefile b/mm/Makefile
index e3ac3aeb533b..4659b93cba43 100644
--- a/mm/Makefile
+++ b/mm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux memory manager.
#
diff --git a/mm/bootmem.c b/mm/bootmem.c
index 9fedb27c6451..6aef64254203 100644
--- a/mm/bootmem.c
+++ b/mm/bootmem.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* bootmem - A boot-time physical memory allocator and configurator
*
diff --git a/mm/cma.c b/mm/cma.c
index c0da318c020e..022e52bd8370 100644
--- a/mm/cma.c
+++ b/mm/cma.c
@@ -460,7 +460,7 @@ struct page *cma_alloc(struct cma *cma, size_t count, unsigned int align,
trace_cma_alloc(pfn, page, count, align);
- if (ret) {
+ if (ret && !(gfp_mask & __GFP_NOWARN)) {
pr_info("%s: alloc failed, req-size: %zu pages, ret: %d\n",
__func__, count, ret);
cma_debug_show_areas(cma);
diff --git a/mm/cma.h b/mm/cma.h
index 49861286279d..33c0b517733c 100644
--- a/mm/cma.h
+++ b/mm/cma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MM_CMA_H__
#define __MM_CMA_H__
diff --git a/mm/cma_debug.c b/mm/cma_debug.c
index c03ccbc405a0..275df8b5b22e 100644
--- a/mm/cma_debug.c
+++ b/mm/cma_debug.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* CMA DebugFS Interface
*
diff --git a/mm/compaction.c b/mm/compaction.c
index 03d31a875341..85395dc6eb13 100644
--- a/mm/compaction.c
+++ b/mm/compaction.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/mm/compaction.c
*
diff --git a/mm/debug.c b/mm/debug.c
index 5715448ab0b5..6726bec731c9 100644
--- a/mm/debug.c
+++ b/mm/debug.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* mm/debug.c
*
diff --git a/mm/debug_page_ref.c b/mm/debug_page_ref.c
index 1aef3d562e52..f3b2c9d3ece2 100644
--- a/mm/debug_page_ref.c
+++ b/mm/debug_page_ref.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/mm_types.h>
#include <linux/tracepoint.h>
diff --git a/mm/early_ioremap.c b/mm/early_ioremap.c
index b1dd4a948fc0..d04ac1ec0559 100644
--- a/mm/early_ioremap.c
+++ b/mm/early_ioremap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Provide common bits of early_ioremap() support for architectures needing
* temporary mappings during boot before ioremap() is available.
diff --git a/mm/fadvise.c b/mm/fadvise.c
index 702f239cd6db..ec70d6e4b86d 100644
--- a/mm/fadvise.c
+++ b/mm/fadvise.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* mm/fadvise.c
*
diff --git a/mm/failslab.c b/mm/failslab.c
index b0fac98cd938..8087d976a809 100644
--- a/mm/failslab.c
+++ b/mm/failslab.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/fault-inject.h>
#include <linux/slab.h>
#include <linux/mm.h>
diff --git a/mm/frame_vector.c b/mm/frame_vector.c
index 72ebec18629c..2f98df0d460e 100644
--- a/mm/frame_vector.c
+++ b/mm/frame_vector.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/err.h>
diff --git a/mm/highmem.c b/mm/highmem.c
index 50b4ca6787f0..59db3223a5d6 100644
--- a/mm/highmem.c
+++ b/mm/highmem.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* High memory handling common code and variables.
*
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 269b5df58543..1981ed697dab 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -941,6 +941,9 @@ int copy_huge_pmd(struct mm_struct *dst_mm, struct mm_struct *src_mm,
pmd = pmd_swp_mksoft_dirty(pmd);
set_pmd_at(src_mm, addr, src_pmd, pmd);
}
+ add_mm_counter(dst_mm, MM_ANONPAGES, HPAGE_PMD_NR);
+ atomic_long_inc(&dst_mm->nr_ptes);
+ pgtable_trans_huge_deposit(dst_mm, dst_pmd, pgtable);
set_pmd_at(dst_mm, addr, dst_pmd, pmd);
ret = 0;
goto out_unlock;
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 424b0ef08a60..2d2ff5e8bf2b 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -3984,6 +3984,9 @@ int hugetlb_mcopy_atomic_pte(struct mm_struct *dst_mm,
unsigned long src_addr,
struct page **pagep)
{
+ struct address_space *mapping;
+ pgoff_t idx;
+ unsigned long size;
int vm_shared = dst_vma->vm_flags & VM_SHARED;
struct hstate *h = hstate_vma(dst_vma);
pte_t _dst_pte;
@@ -4021,13 +4024,24 @@ int hugetlb_mcopy_atomic_pte(struct mm_struct *dst_mm,
__SetPageUptodate(page);
set_page_huge_active(page);
+ mapping = dst_vma->vm_file->f_mapping;
+ idx = vma_hugecache_offset(h, dst_vma, dst_addr);
+
/*
* If shared, add to page cache
*/
if (vm_shared) {
- struct address_space *mapping = dst_vma->vm_file->f_mapping;
- pgoff_t idx = vma_hugecache_offset(h, dst_vma, dst_addr);
+ size = i_size_read(mapping->host) >> huge_page_shift(h);
+ ret = -EFAULT;
+ if (idx >= size)
+ goto out_release_nounlock;
+ /*
+ * Serialization between remove_inode_hugepages() and
+ * huge_add_to_page_cache() below happens through the
+ * hugetlb_fault_mutex_table that here must be hold by
+ * the caller.
+ */
ret = huge_add_to_page_cache(page, mapping, idx);
if (ret)
goto out_release_nounlock;
@@ -4036,6 +4050,20 @@ int hugetlb_mcopy_atomic_pte(struct mm_struct *dst_mm,
ptl = huge_pte_lockptr(h, dst_mm, dst_pte);
spin_lock(ptl);
+ /*
+ * Recheck the i_size after holding PT lock to make sure not
+ * to leave any page mapped (as page_mapped()) beyond the end
+ * of the i_size (remove_inode_hugepages() is strict about
+ * enforcing that). If we bail out here, we'll also leave a
+ * page in the radix tree in the vm_shared case beyond the end
+ * of the i_size, but remove_inode_hugepages() will take care
+ * of it as soon as we drop the hugetlb_fault_mutex_table.
+ */
+ size = i_size_read(mapping->host) >> huge_page_shift(h);
+ ret = -EFAULT;
+ if (idx >= size)
+ goto out_release_unlock;
+
ret = -EEXIST;
if (!huge_pte_none(huge_ptep_get(dst_pte)))
goto out_release_unlock;
diff --git a/mm/init-mm.c b/mm/init-mm.c
index 975e49f00f34..f94d5d15ebc0 100644
--- a/mm/init-mm.c
+++ b/mm/init-mm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/mm_types.h>
#include <linux/rbtree.h>
#include <linux/rwsem.h>
diff --git a/mm/kasan/Makefile b/mm/kasan/Makefile
index 2976a9ee104f..3289db38bc87 100644
--- a/mm/kasan/Makefile
+++ b/mm/kasan/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
KASAN_SANITIZE := n
UBSAN_SANITIZE_kasan.o := n
KCOV_INSTRUMENT := n
diff --git a/mm/kasan/kasan.h b/mm/kasan/kasan.h
index 1229298cce64..c70851a9a6a4 100644
--- a/mm/kasan/kasan.h
+++ b/mm/kasan/kasan.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MM_KASAN_KASAN_H
#define __MM_KASAN_KASAN_H
diff --git a/mm/khugepaged.c b/mm/khugepaged.c
index c01f177a1120..43cb3043311b 100644
--- a/mm/khugepaged.c
+++ b/mm/khugepaged.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/mm.h>
diff --git a/mm/kmemcheck.c b/mm/kmemcheck.c
index 2d5959c5f7c5..800d64b854ea 100644
--- a/mm/kmemcheck.c
+++ b/mm/kmemcheck.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/gfp.h>
#include <linux/mm_types.h>
#include <linux/mm.h>
diff --git a/mm/madvise.c b/mm/madvise.c
index 25bade36e9ca..375cf32087e4 100644
--- a/mm/madvise.c
+++ b/mm/madvise.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/mm/madvise.c
*
@@ -757,6 +758,9 @@ madvise_behavior_valid(int behavior)
* MADV_DONTFORK - omit this area from child's address space when forking:
* typically, to avoid COWing pages pinned by get_user_pages().
* MADV_DOFORK - cancel MADV_DONTFORK: no longer omit this area when forking.
+ * MADV_WIPEONFORK - present the child process with zero-filled memory in this
+ * range after a fork.
+ * MADV_KEEPONFORK - undo the effect of MADV_WIPEONFORK
* MADV_HWPOISON - trigger memory error handler as if the given memory range
* were corrupted by unrecoverable hardware memory failure.
* MADV_SOFT_OFFLINE - try to soft-offline the given range of memory.
@@ -777,7 +781,9 @@ madvise_behavior_valid(int behavior)
* zero - success
* -EINVAL - start + len < 0, start is not page-aligned,
* "behavior" is not a valid value, or application
- * is attempting to release locked or shared pages.
+ * is attempting to release locked or shared pages,
+ * or the specified address range includes file, Huge TLB,
+ * MAP_SHARED or VMPFNMAP range.
* -ENOMEM - addresses in the specified range are not currently
* mapped, or are outside the AS of the process.
* -EIO - an I/O error occurred while paging in data.
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index d5f3a62887cf..661f046ad318 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -5828,21 +5828,6 @@ void mem_cgroup_sk_alloc(struct sock *sk)
if (!mem_cgroup_sockets_enabled)
return;
- /*
- * Socket cloning can throw us here with sk_memcg already
- * filled. It won't however, necessarily happen from
- * process context. So the test for root memcg given
- * the current task's memcg won't help us in this case.
- *
- * Respecting the original socket's memcg is a better
- * decision in this case.
- */
- if (sk->sk_memcg) {
- BUG_ON(mem_cgroup_is_root(sk->sk_memcg));
- css_get(&sk->sk_memcg->css);
- return;
- }
-
rcu_read_lock();
memcg = mem_cgroup_from_task(current);
if (memcg == root_mem_cgroup)
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 006ba625c0b8..a2af6d58a68f 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -1920,8 +1920,11 @@ static struct page *alloc_page_interleave(gfp_t gfp, unsigned order,
struct page *page;
page = __alloc_pages(gfp, order, nid);
- if (page && page_to_nid(page) == nid)
- inc_zone_page_state(page, NUMA_INTERLEAVE_HIT);
+ if (page && page_to_nid(page) == nid) {
+ preempt_disable();
+ __inc_numa_state(page_zone(page), NUMA_INTERLEAVE_HIT);
+ preempt_enable();
+ }
return page;
}
diff --git a/mm/mempool.c b/mm/mempool.c
index 1c0294858527..c4a23cdae3f0 100644
--- a/mm/mempool.c
+++ b/mm/mempool.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/mm/mempool.c
*
diff --git a/mm/memtest.c b/mm/memtest.c
index 8eaa4c3a5f65..f53ace709ccd 100644
--- a/mm/memtest.c
+++ b/mm/memtest.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/init.h>
diff --git a/mm/migrate.c b/mm/migrate.c
index 6954c1435833..1236449b4777 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Memory Migration functionality - linux/mm/migrate.c
*
@@ -2146,8 +2147,9 @@ static int migrate_vma_collect_hole(unsigned long start,
unsigned long addr;
for (addr = start & PAGE_MASK; addr < end; addr += PAGE_SIZE) {
- migrate->src[migrate->npages++] = MIGRATE_PFN_MIGRATE;
+ migrate->src[migrate->npages] = MIGRATE_PFN_MIGRATE;
migrate->dst[migrate->npages] = 0;
+ migrate->npages++;
migrate->cpages++;
}
diff --git a/mm/mincore.c b/mm/mincore.c
index c5687c45c326..fc37afe226e6 100644
--- a/mm/mincore.c
+++ b/mm/mincore.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/mm/mincore.c
*
diff --git a/mm/mlock.c b/mm/mlock.c
index dfc6f1912176..46af369c13e5 100644
--- a/mm/mlock.c
+++ b/mm/mlock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/mm/mlock.c
*
diff --git a/mm/mmzone.c b/mm/mmzone.c
index a51c0a67ea3d..4686fdc23bb9 100644
--- a/mm/mmzone.c
+++ b/mm/mmzone.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/mm/mmzone.c
*
diff --git a/mm/mprotect.c b/mm/mprotect.c
index 6d3e2f082290..ec39f730a0bf 100644
--- a/mm/mprotect.c
+++ b/mm/mprotect.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* mm/mprotect.c
*
diff --git a/mm/mremap.c b/mm/mremap.c
index cfec004c4ff9..049470aa1e3e 100644
--- a/mm/mremap.c
+++ b/mm/mremap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* mm/mremap.c
*
diff --git a/mm/msync.c b/mm/msync.c
index 24e612fefa04..ef30a429623a 100644
--- a/mm/msync.c
+++ b/mm/msync.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/mm/msync.c
*
diff --git a/mm/nobootmem.c b/mm/nobootmem.c
index 3637809a18d0..9b02fda0886b 100644
--- a/mm/nobootmem.c
+++ b/mm/nobootmem.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* bootmem - A boot-time physical memory allocator and configurator
*
diff --git a/mm/page_counter.c b/mm/page_counter.c
index 7c6a63d2c27f..2a8df3ad60a4 100644
--- a/mm/page_counter.c
+++ b/mm/page_counter.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Lockless hierarchical page accounting & limiting
*
diff --git a/mm/page_ext.c b/mm/page_ext.c
index 32f18911deda..4f0367d472c4 100644
--- a/mm/page_ext.c
+++ b/mm/page_ext.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/mm.h>
#include <linux/mmzone.h>
#include <linux/bootmem.h>
diff --git a/mm/page_idle.c b/mm/page_idle.c
index 4bd03a8d809e..0a49374e6931 100644
--- a/mm/page_idle.c
+++ b/mm/page_idle.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/bootmem.h>
#include <linux/fs.h>
diff --git a/mm/page_io.c b/mm/page_io.c
index 21502d341a67..5d882de3fbfd 100644
--- a/mm/page_io.c
+++ b/mm/page_io.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/mm/page_io.c
*
diff --git a/mm/page_isolation.c b/mm/page_isolation.c
index 757410d9f758..44f213935bf6 100644
--- a/mm/page_isolation.c
+++ b/mm/page_isolation.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/mm/page_isolation.c
*/
diff --git a/mm/page_owner.c b/mm/page_owner.c
index 57abca62d4db..4f44b95b9d1e 100644
--- a/mm/page_owner.c
+++ b/mm/page_owner.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/debugfs.h>
#include <linux/mm.h>
#include <linux/slab.h>
diff --git a/mm/page_poison.c b/mm/page_poison.c
index be19e989ccff..e83fd44867de 100644
--- a/mm/page_poison.c
+++ b/mm/page_poison.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/string.h>
#include <linux/mm.h>
diff --git a/mm/page_vma_mapped.c b/mm/page_vma_mapped.c
index 6a03946469a9..d22b84310f6d 100644
--- a/mm/page_vma_mapped.c
+++ b/mm/page_vma_mapped.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/mm.h>
#include <linux/rmap.h>
#include <linux/hugetlb.h>
@@ -6,17 +7,6 @@
#include "internal.h"
-static inline bool check_pmd(struct page_vma_mapped_walk *pvmw)
-{
- pmd_t pmde;
- /*
- * Make sure we don't re-load pmd between present and !trans_huge check.
- * We need a consistent view.
- */
- pmde = READ_ONCE(*pvmw->pmd);
- return pmd_present(pmde) && !pmd_trans_huge(pmde);
-}
-
static inline bool not_found(struct page_vma_mapped_walk *pvmw)
{
page_vma_mapped_walk_done(pvmw);
@@ -116,6 +106,7 @@ bool page_vma_mapped_walk(struct page_vma_mapped_walk *pvmw)
pgd_t *pgd;
p4d_t *p4d;
pud_t *pud;
+ pmd_t pmde;
/* The only possible pmd mapping has been handled on last iteration */
if (pvmw->pmd && !pvmw->pte)
@@ -148,7 +139,13 @@ restart:
if (!pud_present(*pud))
return false;
pvmw->pmd = pmd_offset(pud, pvmw->address);
- if (pmd_trans_huge(*pvmw->pmd) || is_pmd_migration_entry(*pvmw->pmd)) {
+ /*
+ * Make sure the pmd value isn't cached in a register by the
+ * compiler and used as a stale value after we've observed a
+ * subsequent update.
+ */
+ pmde = READ_ONCE(*pvmw->pmd);
+ if (pmd_trans_huge(pmde) || is_pmd_migration_entry(pmde)) {
pvmw->ptl = pmd_lock(mm, pvmw->pmd);
if (likely(pmd_trans_huge(*pvmw->pmd))) {
if (pvmw->flags & PVMW_MIGRATION)
@@ -167,17 +164,15 @@ restart:
return not_found(pvmw);
return true;
}
- } else
- WARN_ONCE(1, "Non present huge pmd without pmd migration enabled!");
+ }
return not_found(pvmw);
} else {
/* THP pmd was split under us: handle on pte level */
spin_unlock(pvmw->ptl);
pvmw->ptl = NULL;
}
- } else {
- if (!check_pmd(pvmw))
- return false;
+ } else if (!pmd_present(pmde)) {
+ return false;
}
if (!map_pte(pvmw))
goto next_pte;
diff --git a/mm/pagewalk.c b/mm/pagewalk.c
index 1a4197965415..8bd4afa83cb8 100644
--- a/mm/pagewalk.c
+++ b/mm/pagewalk.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/mm.h>
#include <linux/highmem.h>
#include <linux/sched.h>
diff --git a/mm/percpu-internal.h b/mm/percpu-internal.h
index 7065faf74b46..b1739dc06b73 100644
--- a/mm/percpu-internal.h
+++ b/mm/percpu-internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _MM_PERCPU_INTERNAL_H
#define _MM_PERCPU_INTERNAL_H
diff --git a/mm/percpu.c b/mm/percpu.c
index aa121cef76de..a0e0c82c1e4c 100644
--- a/mm/percpu.c
+++ b/mm/percpu.c
@@ -1329,7 +1329,9 @@ static struct pcpu_chunk *pcpu_chunk_addr_search(void *addr)
* @gfp: allocation flags
*
* Allocate percpu area of @size bytes aligned at @align. If @gfp doesn't
- * contain %GFP_KERNEL, the allocation is atomic.
+ * contain %GFP_KERNEL, the allocation is atomic. If @gfp has __GFP_NOWARN
+ * then no warning will be triggered on invalid or failed allocation
+ * requests.
*
* RETURNS:
* Percpu pointer to the allocated area on success, NULL on failure.
@@ -1337,10 +1339,11 @@ static struct pcpu_chunk *pcpu_chunk_addr_search(void *addr)
static void __percpu *pcpu_alloc(size_t size, size_t align, bool reserved,
gfp_t gfp)
{
+ bool is_atomic = (gfp & GFP_KERNEL) != GFP_KERNEL;
+ bool do_warn = !(gfp & __GFP_NOWARN);
static int warn_limit = 10;
struct pcpu_chunk *chunk;
const char *err;
- bool is_atomic = (gfp & GFP_KERNEL) != GFP_KERNEL;
int slot, off, cpu, ret;
unsigned long flags;
void __percpu *ptr;
@@ -1361,7 +1364,7 @@ static void __percpu *pcpu_alloc(size_t size, size_t align, bool reserved,
if (unlikely(!size || size > PCPU_MIN_UNIT_SIZE || align > PAGE_SIZE ||
!is_power_of_2(align))) {
- WARN(true, "illegal size (%zu) or align (%zu) for percpu allocation\n",
+ WARN(do_warn, "illegal size (%zu) or align (%zu) for percpu allocation\n",
size, align);
return NULL;
}
@@ -1482,7 +1485,7 @@ fail_unlock:
fail:
trace_percpu_alloc_percpu_fail(reserved, is_atomic, size, align);
- if (!is_atomic && warn_limit) {
+ if (!is_atomic && do_warn && warn_limit) {
pr_warn("allocation failed, size=%zu align=%zu atomic=%d, %s\n",
size, align, is_atomic, err);
dump_stack();
@@ -1507,7 +1510,9 @@ fail:
*
* Allocate zero-filled percpu area of @size bytes aligned at @align. If
* @gfp doesn't contain %GFP_KERNEL, the allocation doesn't block and can
- * be called from any context but is a lot more likely to fail.
+ * be called from any context but is a lot more likely to fail. If @gfp
+ * has __GFP_NOWARN then no warning will be triggered on invalid or failed
+ * allocation requests.
*
* RETURNS:
* Percpu pointer to the allocated area on success, NULL on failure.
diff --git a/mm/pgtable-generic.c b/mm/pgtable-generic.c
index 1175f6a24fdb..1e4ee763c190 100644
--- a/mm/pgtable-generic.c
+++ b/mm/pgtable-generic.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* mm/pgtable-generic.c
*
diff --git a/mm/quicklist.c b/mm/quicklist.c
index daf6ff6e199a..5e98ac78e410 100644
--- a/mm/quicklist.c
+++ b/mm/quicklist.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Quicklist support.
*
diff --git a/mm/slab.c b/mm/slab.c
index 04dec48c3ed7..b7095884fd93 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/mm/slab.c
* Written by Mark Hemment, 1996/97.
diff --git a/mm/slab.h b/mm/slab.h
index 073362816acc..028cdc7df67e 100644
--- a/mm/slab.h
+++ b/mm/slab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef MM_SLAB_H
#define MM_SLAB_H
/*
diff --git a/mm/slab_common.c b/mm/slab_common.c
index 80164599ca5d..0d7fe71ff5e4 100644
--- a/mm/slab_common.c
+++ b/mm/slab_common.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Slab allocator functions that are independent of the allocator strategy
*
diff --git a/mm/slob.c b/mm/slob.c
index a8bd6fa11a66..10249160b693 100644
--- a/mm/slob.c
+++ b/mm/slob.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* SLOB Allocator: Simple List Of Blocks
*
diff --git a/mm/slub.c b/mm/slub.c
index 163352c537ab..1efbb8123037 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* SLUB: A slab allocator that limits cache line use instead of queuing
* objects in per cpu and per node lists.
diff --git a/mm/sparse-vmemmap.c b/mm/sparse-vmemmap.c
index d1a39b8051e0..478ce6d4a2c4 100644
--- a/mm/sparse-vmemmap.c
+++ b/mm/sparse-vmemmap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Virtual Memory Map support
*
diff --git a/mm/sparse.c b/mm/sparse.c
index 83b3bf6461af..4900707ae146 100644
--- a/mm/sparse.c
+++ b/mm/sparse.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* sparse memory mappings.
*/
diff --git a/mm/swap_cgroup.c b/mm/swap_cgroup.c
index fcd2740f4ed7..45affaef3bc6 100644
--- a/mm/swap_cgroup.c
+++ b/mm/swap_cgroup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/swap_cgroup.h>
#include <linux/vmalloc.h>
#include <linux/mm.h>
diff --git a/mm/swap_slots.c b/mm/swap_slots.c
index 13a174006b91..d81cfc5a43d5 100644
--- a/mm/swap_slots.c
+++ b/mm/swap_slots.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Manage cache of swap slots to be used for and returned from
* swap.
diff --git a/mm/swap_state.c b/mm/swap_state.c
index ed91091d1e68..326439428daf 100644
--- a/mm/swap_state.c
+++ b/mm/swap_state.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/mm/swap_state.c
*
@@ -39,10 +40,6 @@ struct address_space *swapper_spaces[MAX_SWAPFILES];
static unsigned int nr_swapper_spaces[MAX_SWAPFILES];
bool swap_vma_readahead = true;
-#define SWAP_RA_MAX_ORDER_DEFAULT 3
-
-static int swap_ra_max_order = SWAP_RA_MAX_ORDER_DEFAULT;
-
#define SWAP_RA_WIN_SHIFT (PAGE_SHIFT / 2)
#define SWAP_RA_HITS_MASK ((1UL << SWAP_RA_WIN_SHIFT) - 1)
#define SWAP_RA_HITS_MAX SWAP_RA_HITS_MASK
@@ -664,6 +661,13 @@ struct page *swap_readahead_detect(struct vm_fault *vmf,
pte_t *tpte;
#endif
+ max_win = 1 << min_t(unsigned int, READ_ONCE(page_cluster),
+ SWAP_RA_ORDER_CEILING);
+ if (max_win == 1) {
+ swap_ra->win = 1;
+ return NULL;
+ }
+
faddr = vmf->address;
entry = pte_to_swp_entry(vmf->orig_pte);
if ((unlikely(non_swap_entry(entry))))
@@ -672,12 +676,6 @@ struct page *swap_readahead_detect(struct vm_fault *vmf,
if (page)
return page;
- max_win = 1 << READ_ONCE(swap_ra_max_order);
- if (max_win == 1) {
- swap_ra->win = 1;
- return NULL;
- }
-
fpfn = PFN_DOWN(faddr);
swap_ra_info = GET_SWAP_RA_VAL(vma);
pfn = PFN_DOWN(SWAP_RA_ADDR(swap_ra_info));
@@ -786,32 +784,8 @@ static struct kobj_attribute vma_ra_enabled_attr =
__ATTR(vma_ra_enabled, 0644, vma_ra_enabled_show,
vma_ra_enabled_store);
-static ssize_t vma_ra_max_order_show(struct kobject *kobj,
- struct kobj_attribute *attr, char *buf)
-{
- return sprintf(buf, "%d\n", swap_ra_max_order);
-}
-static ssize_t vma_ra_max_order_store(struct kobject *kobj,
- struct kobj_attribute *attr,
- const char *buf, size_t count)
-{
- int err, v;
-
- err = kstrtoint(buf, 10, &v);
- if (err || v > SWAP_RA_ORDER_CEILING || v <= 0)
- return -EINVAL;
-
- swap_ra_max_order = v;
-
- return count;
-}
-static struct kobj_attribute vma_ra_max_order_attr =
- __ATTR(vma_ra_max_order, 0644, vma_ra_max_order_show,
- vma_ra_max_order_store);
-
static struct attribute *swap_attrs[] = {
&vma_ra_enabled_attr.attr,
- &vma_ra_max_order_attr.attr,
NULL,
};
diff --git a/mm/swapfile.c b/mm/swapfile.c
index bf91dc9e7a79..e47a21e64764 100644
--- a/mm/swapfile.c
+++ b/mm/swapfile.c
@@ -2869,6 +2869,7 @@ static struct swap_info_struct *alloc_swap_info(void)
p->flags = SWP_USED;
spin_unlock(&swap_lock);
spin_lock_init(&p->lock);
+ spin_lock_init(&p->cont_lock);
return p;
}
@@ -3545,6 +3546,7 @@ int add_swap_count_continuation(swp_entry_t entry, gfp_t gfp_mask)
head = vmalloc_to_page(si->swap_map + offset);
offset &= ~PAGE_MASK;
+ spin_lock(&si->cont_lock);
/*
* Page allocation does not initialize the page's lru field,
* but it does always reset its private field.
@@ -3564,7 +3566,7 @@ int add_swap_count_continuation(swp_entry_t entry, gfp_t gfp_mask)
* a continuation page, free our allocation and use this one.
*/
if (!(count & COUNT_CONTINUED))
- goto out;
+ goto out_unlock_cont;
map = kmap_atomic(list_page) + offset;
count = *map;
@@ -3575,11 +3577,13 @@ int add_swap_count_continuation(swp_entry_t entry, gfp_t gfp_mask)
* free our allocation and use this one.
*/
if ((count & ~COUNT_CONTINUED) != SWAP_CONT_MAX)
- goto out;
+ goto out_unlock_cont;
}
list_add_tail(&page->lru, &head->lru);
page = NULL; /* now it's attached, don't free it */
+out_unlock_cont:
+ spin_unlock(&si->cont_lock);
out:
unlock_cluster(ci);
spin_unlock(&si->lock);
@@ -3604,6 +3608,7 @@ static bool swap_count_continued(struct swap_info_struct *si,
struct page *head;
struct page *page;
unsigned char *map;
+ bool ret;
head = vmalloc_to_page(si->swap_map + offset);
if (page_private(head) != SWP_CONTINUED) {
@@ -3611,6 +3616,7 @@ static bool swap_count_continued(struct swap_info_struct *si,
return false; /* need to add count continuation */
}
+ spin_lock(&si->cont_lock);
offset &= ~PAGE_MASK;
page = list_entry(head->lru.next, struct page, lru);
map = kmap_atomic(page) + offset;
@@ -3631,8 +3637,10 @@ static bool swap_count_continued(struct swap_info_struct *si,
if (*map == SWAP_CONT_MAX) {
kunmap_atomic(map);
page = list_entry(page->lru.next, struct page, lru);
- if (page == head)
- return false; /* add count continuation */
+ if (page == head) {
+ ret = false; /* add count continuation */
+ goto out;
+ }
map = kmap_atomic(page) + offset;
init_map: *map = 0; /* we didn't zero the page */
}
@@ -3645,7 +3653,7 @@ init_map: *map = 0; /* we didn't zero the page */
kunmap_atomic(map);
page = list_entry(page->lru.prev, struct page, lru);
}
- return true; /* incremented */
+ ret = true; /* incremented */
} else { /* decrementing */
/*
@@ -3671,8 +3679,11 @@ init_map: *map = 0; /* we didn't zero the page */
kunmap_atomic(map);
page = list_entry(page->lru.prev, struct page, lru);
}
- return count == COUNT_CONTINUED;
+ ret = count == COUNT_CONTINUED;
}
+out:
+ spin_unlock(&si->cont_lock);
+ return ret;
}
/*
diff --git a/mm/vmacache.c b/mm/vmacache.c
index 7ffa0ee341b5..db7596eb6132 100644
--- a/mm/vmacache.c
+++ b/mm/vmacache.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2014 Davidlohr Bueso.
*/
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 8a43db6284eb..673942094328 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -1695,11 +1695,6 @@ static void *__vmalloc_area_node(struct vm_struct *area, gfp_t gfp_mask,
for (i = 0; i < area->nr_pages; i++) {
struct page *page;
- if (fatal_signal_pending(current)) {
- area->nr_pages = i;
- goto fail_no_warn;
- }
-
if (node == NUMA_NO_NODE)
page = alloc_page(alloc_mask|highmem_mask);
else
@@ -1723,7 +1718,6 @@ fail:
warn_alloc(gfp_mask, NULL,
"vmalloc: allocation failure, allocated %ld of %ld bytes",
(area->nr_pages*PAGE_SIZE), area->size);
-fail_no_warn:
vfree(area->addr);
return NULL;
}
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 13d711dd8776..eb2f0315b8c0 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/mm/vmscan.c
*
diff --git a/mm/workingset.c b/mm/workingset.c
index 7119cd745ace..b997c9de28f6 100644
--- a/mm/workingset.c
+++ b/mm/workingset.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Workingset detection
*
diff --git a/net/6lowpan/6lowpan_i.h b/net/6lowpan/6lowpan_i.h
index a67caee11929..53cf446ce2e3 100644
--- a/net/6lowpan/6lowpan_i.h
+++ b/net/6lowpan/6lowpan_i.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __6LOWPAN_I_H
#define __6LOWPAN_I_H
diff --git a/net/6lowpan/Makefile b/net/6lowpan/Makefile
index 12d131ab2324..2247b96dbc75 100644
--- a/net/6lowpan/Makefile
+++ b/net/6lowpan/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_6LOWPAN) += 6lowpan.o
6lowpan-y := core.o iphc.o nhc.o ndisc.o
diff --git a/net/6lowpan/nhc.h b/net/6lowpan/nhc.h
index 803041400136..67951c40734b 100644
--- a/net/6lowpan/nhc.h
+++ b/net/6lowpan/nhc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __6LOWPAN_NHC_H
#define __6LOWPAN_NHC_H
diff --git a/net/802/Makefile b/net/802/Makefile
index 37e654d6615e..19406a87bdaa 100644
--- a/net/802/Makefile
+++ b/net/802/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux 802.x protocol layers.
#
diff --git a/net/8021q/Makefile b/net/8021q/Makefile
index 7bc8db08d7ef..9b703454b93e 100644
--- a/net/8021q/Makefile
+++ b/net/8021q/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux VLAN layer.
#
diff --git a/net/8021q/vlan.h b/net/8021q/vlan.h
index df8bd65dd370..0e7afdf86127 100644
--- a/net/8021q/vlan.h
+++ b/net/8021q/vlan.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __BEN_VLAN_802_1Q_INC__
#define __BEN_VLAN_802_1Q_INC__
diff --git a/net/8021q/vlan_core.c b/net/8021q/vlan_core.c
index 0bc31de9071a..64aa9f755e1d 100644
--- a/net/8021q/vlan_core.c
+++ b/net/8021q/vlan_core.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/skbuff.h>
#include <linux/netdevice.h>
#include <linux/if_vlan.h>
diff --git a/net/8021q/vlanproc.h b/net/8021q/vlanproc.h
index 8838a2e92eb6..48cd4b4784e8 100644
--- a/net/8021q/vlanproc.h
+++ b/net/8021q/vlanproc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __BEN_VLAN_PROC_INC__
#define __BEN_VLAN_PROC_INC__
diff --git a/net/9p/Makefile b/net/9p/Makefile
index 697ea7caf466..c0486cfc85d9 100644
--- a/net/9p/Makefile
+++ b/net/9p/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_NET_9P) := 9pnet.o
obj-$(CONFIG_NET_9P_XEN) += 9pnet_xen.o
obj-$(CONFIG_NET_9P_VIRTIO) += 9pnet_virtio.o
diff --git a/net/Makefile b/net/Makefile
index ae2fe2283d2f..14fede520840 100644
--- a/net/Makefile
+++ b/net/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux networking.
#
diff --git a/net/appletalk/dev.c b/net/appletalk/dev.c
index e4158b8b926d..284c8e585533 100644
--- a/net/appletalk/dev.c
+++ b/net/appletalk/dev.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Moved here from drivers/net/net_init.c, which is:
* Written 1993,1994,1995 by Donald Becker.
diff --git a/net/appletalk/sysctl_net_atalk.c b/net/appletalk/sysctl_net_atalk.c
index ebb864361f7a..c744a853fa5f 100644
--- a/net/appletalk/sysctl_net_atalk.c
+++ b/net/appletalk/sysctl_net_atalk.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* sysctl_net_atalk.c: sysctl interface to net AppleTalk subsystem.
*
diff --git a/net/atm/Makefile b/net/atm/Makefile
index cc50bd1ff1de..bfec0f2d83b5 100644
--- a/net/atm/Makefile
+++ b/net/atm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the ATM Protocol Families.
#
diff --git a/net/atm/addr.c b/net/atm/addr.c
index dcda35c66f15..0530b63f509a 100644
--- a/net/atm/addr.c
+++ b/net/atm/addr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* net/atm/addr.c - Local ATM address registry */
/* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */
diff --git a/net/atm/addr.h b/net/atm/addr.h
index 6837e9e7eb13..da3f848411a0 100644
--- a/net/atm/addr.h
+++ b/net/atm/addr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* net/atm/addr.h - Local ATM address registry */
/* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */
diff --git a/net/atm/atm_misc.c b/net/atm/atm_misc.c
index 876fbe83e2e4..a30b83c1cb3f 100644
--- a/net/atm/atm_misc.c
+++ b/net/atm/atm_misc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* net/atm/atm_misc.c - Various functions for use by ATM drivers */
/* Written 1995-2000 by Werner Almesberger, EPFL ICA */
diff --git a/net/atm/atm_sysfs.c b/net/atm/atm_sysfs.c
index 350bf62b2ae3..5d2fed9f5710 100644
--- a/net/atm/atm_sysfs.c
+++ b/net/atm/atm_sysfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* ATM driver model support. */
#include <linux/kernel.h>
diff --git a/net/atm/common.h b/net/atm/common.h
index 959436b87182..d9d583712a91 100644
--- a/net/atm/common.h
+++ b/net/atm/common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* net/atm/common.h - ATM sockets (common part for PVC and SVC) */
/* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */
diff --git a/net/atm/ioctl.c b/net/atm/ioctl.c
index bbd3b639992e..2ff0e5e470e3 100644
--- a/net/atm/ioctl.c
+++ b/net/atm/ioctl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* ATM ioctl handling */
/* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */
diff --git a/net/atm/lec.h b/net/atm/lec.h
index 4149db1b7885..be0e2667bd8c 100644
--- a/net/atm/lec.h
+++ b/net/atm/lec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Lan Emulation client header file
*
diff --git a/net/atm/lec_arpc.h b/net/atm/lec_arpc.h
index d923f53812a3..1205d8792d28 100644
--- a/net/atm/lec_arpc.h
+++ b/net/atm/lec_arpc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Lec arp cache
*
diff --git a/net/atm/mpc.h b/net/atm/mpc.h
index cfc7b745aa91..454abd07651a 100644
--- a/net/atm/mpc.h
+++ b/net/atm/mpc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _MPC_H_
#define _MPC_H_
diff --git a/net/atm/mpoa_caches.c b/net/atm/mpoa_caches.c
index 4ccaa16b1eb1..e01450bb32d6 100644
--- a/net/atm/mpoa_caches.c
+++ b/net/atm/mpoa_caches.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/atmmpc.h>
#include <linux/slab.h>
diff --git a/net/atm/mpoa_caches.h b/net/atm/mpoa_caches.h
index 30fe34841ced..6a266669ebf4 100644
--- a/net/atm/mpoa_caches.h
+++ b/net/atm/mpoa_caches.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef MPOA_CACHES_H
#define MPOA_CACHES_H
diff --git a/net/atm/mpoa_proc.c b/net/atm/mpoa_proc.c
index 2df34eb5d65f..8a0c17e1c203 100644
--- a/net/atm/mpoa_proc.c
+++ b/net/atm/mpoa_proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define pr_fmt(fmt) KBUILD_MODNAME ":%s: " fmt, __func__
#ifdef CONFIG_PROC_FS
diff --git a/net/atm/proc.c b/net/atm/proc.c
index 4caca2a90ec4..642f9272ab95 100644
--- a/net/atm/proc.c
+++ b/net/atm/proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* net/atm/proc.c - ATM /proc interface
*
* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA
diff --git a/net/atm/protocols.h b/net/atm/protocols.h
index acdfc856222d..18d4d008bac3 100644
--- a/net/atm/protocols.h
+++ b/net/atm/protocols.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* net/atm/protocols.h - ATM protocol handler entry points */
/* Written 1995-1997 by Werner Almesberger, EPFL LRC */
diff --git a/net/atm/pvc.c b/net/atm/pvc.c
index 040207ec399f..e1140b3bdcaa 100644
--- a/net/atm/pvc.c
+++ b/net/atm/pvc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* net/atm/pvc.c - ATM PVC sockets */
/* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */
diff --git a/net/atm/raw.c b/net/atm/raw.c
index 821c0797553d..ee10e8d46185 100644
--- a/net/atm/raw.c
+++ b/net/atm/raw.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* net/atm/raw.c - Raw AAL0 and AAL5 transports */
/* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */
diff --git a/net/atm/resources.c b/net/atm/resources.c
index 918244757b7d..bada395ecdb1 100644
--- a/net/atm/resources.c
+++ b/net/atm/resources.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* net/atm/resources.c - Statically allocated resources */
/* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */
diff --git a/net/atm/resources.h b/net/atm/resources.h
index 521431e30507..048232e4d4c6 100644
--- a/net/atm/resources.h
+++ b/net/atm/resources.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* net/atm/resources.h - ATM-related resources */
/* Written 1995-1998 by Werner Almesberger, EPFL LRC/ICA */
diff --git a/net/atm/signaling.c b/net/atm/signaling.c
index 0a20f6e953ac..6c11cdf4dd4c 100644
--- a/net/atm/signaling.c
+++ b/net/atm/signaling.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* net/atm/signaling.c - ATM signaling */
/* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */
diff --git a/net/atm/signaling.h b/net/atm/signaling.h
index 08b2a69cc572..2df8220f7ab5 100644
--- a/net/atm/signaling.h
+++ b/net/atm/signaling.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* net/atm/signaling.h - ATM signaling */
/* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */
diff --git a/net/atm/svc.c b/net/atm/svc.c
index 5589de7086af..c458adcbc177 100644
--- a/net/atm/svc.c
+++ b/net/atm/svc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* net/atm/svc.c - ATM SVC sockets */
/* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */
diff --git a/net/ax25/Makefile b/net/ax25/Makefile
index 43c46d2cafb6..2e53affc8568 100644
--- a/net/ax25/Makefile
+++ b/net/ax25/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux AX.25 layer.
#
diff --git a/net/bluetooth/Makefile b/net/bluetooth/Makefile
index 5d0a113e2e40..fda41c0b4781 100644
--- a/net/bluetooth/Makefile
+++ b/net/bluetooth/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux Bluetooth subsystem.
#
diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c
index aa300f3a0d51..d5c7c89ec4d6 100644
--- a/net/bluetooth/hci_sysfs.c
+++ b/net/bluetooth/hci_sysfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Bluetooth HCI driver model support. */
#include <linux/module.h>
diff --git a/net/bridge/Makefile b/net/bridge/Makefile
index 40b1ede527ca..f760e62a672a 100644
--- a/net/bridge/Makefile
+++ b/net/bridge/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the IEEE 802.1d ethernet bridging layer.
#
diff --git a/net/bridge/br_mdb.c b/net/bridge/br_mdb.c
index ca01def49af0..31ddff22563e 100644
--- a/net/bridge/br_mdb.c
+++ b/net/bridge/br_mdb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/err.h>
#include <linux/igmp.h>
#include <linux/kernel.h>
diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c
index 3bc890716c89..de2152730809 100644
--- a/net/bridge/br_netlink.c
+++ b/net/bridge/br_netlink.c
@@ -573,7 +573,7 @@ static int br_process_vlan_info(struct net_bridge *br,
}
*vinfo_last = NULL;
- return 0;
+ return err;
}
return br_vlan_info(br, p, cmd, vinfo_curr);
diff --git a/net/bridge/br_switchdev.c b/net/bridge/br_switchdev.c
index f6b1c7de059d..9700e0f3307b 100644
--- a/net/bridge/br_switchdev.c
+++ b/net/bridge/br_switchdev.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/list.h>
#include <linux/netdevice.h>
diff --git a/net/bridge/netfilter/Makefile b/net/bridge/netfilter/Makefile
index be4d0cea78ce..2f28e16de6c7 100644
--- a/net/bridge/netfilter/Makefile
+++ b/net/bridge/netfilter/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the netfilter modules for Link Layer filtering on a bridge.
#
diff --git a/net/bridge/netfilter/ebtable_broute.c b/net/bridge/netfilter/ebtable_broute.c
index 2585b100ebbb..276b60262981 100644
--- a/net/bridge/netfilter/ebtable_broute.c
+++ b/net/bridge/netfilter/ebtable_broute.c
@@ -65,8 +65,8 @@ static int ebt_broute(struct sk_buff *skb)
static int __net_init broute_net_init(struct net *net)
{
- net->xt.broute_table = ebt_register_table(net, &broute_table, NULL);
- return PTR_ERR_OR_ZERO(net->xt.broute_table);
+ return ebt_register_table(net, &broute_table, NULL,
+ &net->xt.broute_table);
}
static void __net_exit broute_net_exit(struct net *net)
diff --git a/net/bridge/netfilter/ebtable_filter.c b/net/bridge/netfilter/ebtable_filter.c
index 45a00dbdbcad..c41da5fac84f 100644
--- a/net/bridge/netfilter/ebtable_filter.c
+++ b/net/bridge/netfilter/ebtable_filter.c
@@ -93,8 +93,8 @@ static const struct nf_hook_ops ebt_ops_filter[] = {
static int __net_init frame_filter_net_init(struct net *net)
{
- net->xt.frame_filter = ebt_register_table(net, &frame_filter, ebt_ops_filter);
- return PTR_ERR_OR_ZERO(net->xt.frame_filter);
+ return ebt_register_table(net, &frame_filter, ebt_ops_filter,
+ &net->xt.frame_filter);
}
static void __net_exit frame_filter_net_exit(struct net *net)
diff --git a/net/bridge/netfilter/ebtable_nat.c b/net/bridge/netfilter/ebtable_nat.c
index 57cd5bb154e7..08df7406ecb3 100644
--- a/net/bridge/netfilter/ebtable_nat.c
+++ b/net/bridge/netfilter/ebtable_nat.c
@@ -93,8 +93,8 @@ static const struct nf_hook_ops ebt_ops_nat[] = {
static int __net_init frame_nat_net_init(struct net *net)
{
- net->xt.frame_nat = ebt_register_table(net, &frame_nat, ebt_ops_nat);
- return PTR_ERR_OR_ZERO(net->xt.frame_nat);
+ return ebt_register_table(net, &frame_nat, ebt_ops_nat,
+ &net->xt.frame_nat);
}
static void __net_exit frame_nat_net_exit(struct net *net)
diff --git a/net/bridge/netfilter/ebtables.c b/net/bridge/netfilter/ebtables.c
index 83951f978445..3b3dcf719e07 100644
--- a/net/bridge/netfilter/ebtables.c
+++ b/net/bridge/netfilter/ebtables.c
@@ -1169,9 +1169,8 @@ static void __ebt_unregister_table(struct net *net, struct ebt_table *table)
kfree(table);
}
-struct ebt_table *
-ebt_register_table(struct net *net, const struct ebt_table *input_table,
- const struct nf_hook_ops *ops)
+int ebt_register_table(struct net *net, const struct ebt_table *input_table,
+ const struct nf_hook_ops *ops, struct ebt_table **res)
{
struct ebt_table_info *newinfo;
struct ebt_table *t, *table;
@@ -1183,7 +1182,7 @@ ebt_register_table(struct net *net, const struct ebt_table *input_table,
repl->entries == NULL || repl->entries_size == 0 ||
repl->counters != NULL || input_table->private != NULL) {
BUGPRINT("Bad table data for ebt_register_table!!!\n");
- return ERR_PTR(-EINVAL);
+ return -EINVAL;
}
/* Don't add one table to multiple lists. */
@@ -1252,16 +1251,18 @@ ebt_register_table(struct net *net, const struct ebt_table *input_table,
list_add(&table->list, &net->xt.tables[NFPROTO_BRIDGE]);
mutex_unlock(&ebt_mutex);
+ WRITE_ONCE(*res, table);
+
if (!ops)
- return table;
+ return 0;
ret = nf_register_net_hooks(net, ops, hweight32(table->valid_hooks));
if (ret) {
__ebt_unregister_table(net, table);
- return ERR_PTR(ret);
+ *res = NULL;
}
- return table;
+ return ret;
free_unlock:
mutex_unlock(&ebt_mutex);
free_chainstack:
@@ -1276,7 +1277,7 @@ free_newinfo:
free_table:
kfree(table);
out:
- return ERR_PTR(ret);
+ return ret;
}
void ebt_unregister_table(struct net *net, struct ebt_table *table,
diff --git a/net/caif/Makefile b/net/caif/Makefile
index cc2b51154d03..4f6c0517cdfb 100644
--- a/net/caif/Makefile
+++ b/net/caif/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-$(CONFIG_CAIF_DEBUG) := -DDEBUG
caif-y := caif_dev.o \
diff --git a/net/can/Makefile b/net/can/Makefile
index 10936754e3f2..1242bbbfe57f 100644
--- a/net/can/Makefile
+++ b/net/can/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux Controller Area Network core.
#
diff --git a/net/can/af_can.c b/net/can/af_can.c
index 88edac0f3e36..ecd5c703d11e 100644
--- a/net/can/af_can.c
+++ b/net/can/af_can.c
@@ -78,7 +78,7 @@ MODULE_PARM_DESC(stats_timer, "enable timer for statistics (default:on)");
static struct kmem_cache *rcv_cache __read_mostly;
/* table of registered CAN protocols */
-static const struct can_proto *proto_tab[CAN_NPROTO] __read_mostly;
+static const struct can_proto __rcu *proto_tab[CAN_NPROTO] __read_mostly;
static DEFINE_MUTEX(proto_tab_lock);
static atomic_t skbcounter = ATOMIC_INIT(0);
@@ -788,7 +788,7 @@ int can_proto_register(const struct can_proto *cp)
mutex_lock(&proto_tab_lock);
- if (proto_tab[proto]) {
+ if (rcu_access_pointer(proto_tab[proto])) {
pr_err("can: protocol %d already registered\n", proto);
err = -EBUSY;
} else
@@ -812,7 +812,7 @@ void can_proto_unregister(const struct can_proto *cp)
int proto = cp->protocol;
mutex_lock(&proto_tab_lock);
- BUG_ON(proto_tab[proto] != cp);
+ BUG_ON(rcu_access_pointer(proto_tab[proto]) != cp);
RCU_INIT_POINTER(proto_tab[proto], NULL);
mutex_unlock(&proto_tab_lock);
@@ -875,9 +875,14 @@ static int can_pernet_init(struct net *net)
spin_lock_init(&net->can.can_rcvlists_lock);
net->can.can_rx_alldev_list =
kzalloc(sizeof(struct dev_rcv_lists), GFP_KERNEL);
-
+ if (!net->can.can_rx_alldev_list)
+ goto out;
net->can.can_stats = kzalloc(sizeof(struct s_stats), GFP_KERNEL);
+ if (!net->can.can_stats)
+ goto out_free_alldev_list;
net->can.can_pstats = kzalloc(sizeof(struct s_pstats), GFP_KERNEL);
+ if (!net->can.can_pstats)
+ goto out_free_can_stats;
if (IS_ENABLED(CONFIG_PROC_FS)) {
/* the statistics are updated every second (timer triggered) */
@@ -892,6 +897,13 @@ static int can_pernet_init(struct net *net)
}
return 0;
+
+ out_free_can_stats:
+ kfree(net->can.can_stats);
+ out_free_alldev_list:
+ kfree(net->can.can_rx_alldev_list);
+ out:
+ return -ENOMEM;
}
static void can_pernet_exit(struct net *net)
diff --git a/net/can/bcm.c b/net/can/bcm.c
index 47a8748d953a..13690334efa3 100644
--- a/net/can/bcm.c
+++ b/net/can/bcm.c
@@ -1493,13 +1493,14 @@ static int bcm_init(struct sock *sk)
static int bcm_release(struct socket *sock)
{
struct sock *sk = sock->sk;
- struct net *net = sock_net(sk);
+ struct net *net;
struct bcm_sock *bo;
struct bcm_op *op, *next;
- if (sk == NULL)
+ if (!sk)
return 0;
+ net = sock_net(sk);
bo = bcm_sk(sk);
/* remove bcm_ops, timer, rx_unregister(), etc. */
diff --git a/net/ceph/Makefile b/net/ceph/Makefile
index 6a5180903e7b..b4bded4b5396 100644
--- a/net/ceph/Makefile
+++ b/net/ceph/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for CEPH filesystem.
#
diff --git a/net/ceph/armor.c b/net/ceph/armor.c
index 1fc1ee11dfa2..0db8065928df 100644
--- a/net/ceph/armor.c
+++ b/net/ceph/armor.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/errno.h>
diff --git a/net/ceph/auth.c b/net/ceph/auth.c
index 48bb8d95195b..dbde2b3c3c15 100644
--- a/net/ceph/auth.c
+++ b/net/ceph/auth.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ceph/ceph_debug.h>
#include <linux/module.h>
diff --git a/net/ceph/auth_none.c b/net/ceph/auth_none.c
index df45e467c81f..41d2a0c72236 100644
--- a/net/ceph/auth_none.c
+++ b/net/ceph/auth_none.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ceph/ceph_debug.h>
diff --git a/net/ceph/auth_none.h b/net/ceph/auth_none.h
index 62021535ae4a..860ed9875791 100644
--- a/net/ceph/auth_none.h
+++ b/net/ceph/auth_none.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FS_CEPH_AUTH_NONE_H
#define _FS_CEPH_AUTH_NONE_H
diff --git a/net/ceph/auth_x.c b/net/ceph/auth_x.c
index 8757fb87dab8..2f4a1baf5f52 100644
--- a/net/ceph/auth_x.c
+++ b/net/ceph/auth_x.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ceph/ceph_debug.h>
diff --git a/net/ceph/auth_x.h b/net/ceph/auth_x.h
index 48e9ad41bd2a..454cb54568af 100644
--- a/net/ceph/auth_x.h
+++ b/net/ceph/auth_x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FS_CEPH_AUTH_X_H
#define _FS_CEPH_AUTH_X_H
diff --git a/net/ceph/auth_x_protocol.h b/net/ceph/auth_x_protocol.h
index 671d30576c4f..32c13d763b9a 100644
--- a/net/ceph/auth_x_protocol.h
+++ b/net/ceph/auth_x_protocol.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __FS_CEPH_AUTH_X_PROTOCOL
#define __FS_CEPH_AUTH_X_PROTOCOL
diff --git a/net/ceph/buffer.c b/net/ceph/buffer.c
index add5f921a0ff..5622763ad402 100644
--- a/net/ceph/buffer.c
+++ b/net/ceph/buffer.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ceph/ceph_debug.h>
diff --git a/net/ceph/ceph_fs.c b/net/ceph/ceph_fs.c
index dcbe67ff3e2b..756a2dc10d27 100644
--- a/net/ceph/ceph_fs.c
+++ b/net/ceph/ceph_fs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Some non-inline ceph helpers
*/
diff --git a/net/ceph/ceph_strings.c b/net/ceph/ceph_strings.c
index 19b7d8aa915c..10e01494993c 100644
--- a/net/ceph/ceph_strings.c
+++ b/net/ceph/ceph_strings.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Ceph string constants
*/
diff --git a/net/ceph/cls_lock_client.c b/net/ceph/cls_lock_client.c
index 08ada893f01e..8d2032b2f225 100644
--- a/net/ceph/cls_lock_client.c
+++ b/net/ceph/cls_lock_client.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ceph/ceph_debug.h>
#include <linux/types.h>
diff --git a/net/ceph/crush/crush.c b/net/ceph/crush/crush.c
index 4b428f46a8ca..3d70244bc1b6 100644
--- a/net/ceph/crush/crush.c
+++ b/net/ceph/crush/crush.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#ifdef __KERNEL__
# include <linux/slab.h>
# include <linux/crush/crush.h>
diff --git a/net/ceph/crush/hash.c b/net/ceph/crush/hash.c
index ed123af49eba..e5cc603cdb17 100644
--- a/net/ceph/crush/hash.c
+++ b/net/ceph/crush/hash.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#ifdef __KERNEL__
# include <linux/crush/hash.h>
#else
diff --git a/net/ceph/crypto.c b/net/ceph/crypto.c
index 46008d5ac504..489610ac1cdd 100644
--- a/net/ceph/crypto.c
+++ b/net/ceph/crypto.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ceph/ceph_debug.h>
diff --git a/net/ceph/crypto.h b/net/ceph/crypto.h
index 58d83aa7740f..bb45c7d43739 100644
--- a/net/ceph/crypto.h
+++ b/net/ceph/crypto.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FS_CEPH_CRYPTO_H
#define _FS_CEPH_CRYPTO_H
diff --git a/net/ceph/debugfs.c b/net/ceph/debugfs.c
index fa5233e0d01c..1eef6806aa1a 100644
--- a/net/ceph/debugfs.c
+++ b/net/ceph/debugfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ceph/ceph_debug.h>
#include <linux/device.h>
diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c
index a67298c7e0cd..ad93342c90d7 100644
--- a/net/ceph/messenger.c
+++ b/net/ceph/messenger.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ceph/ceph_debug.h>
#include <linux/crc32c.h>
diff --git a/net/ceph/mon_client.c b/net/ceph/mon_client.c
index 63edc6e5f026..9ae1bab8c05d 100644
--- a/net/ceph/mon_client.c
+++ b/net/ceph/mon_client.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ceph/ceph_debug.h>
#include <linux/module.h>
diff --git a/net/ceph/msgpool.c b/net/ceph/msgpool.c
index aaed59a47b1d..72571535883f 100644
--- a/net/ceph/msgpool.c
+++ b/net/ceph/msgpool.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ceph/ceph_debug.h>
#include <linux/err.h>
diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c
index e02f01f534e2..2814dba5902d 100644
--- a/net/ceph/osd_client.c
+++ b/net/ceph/osd_client.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ceph/ceph_debug.h>
diff --git a/net/ceph/osdmap.c b/net/ceph/osdmap.c
index 79d14d70b7ea..0da27c66349a 100644
--- a/net/ceph/osdmap.c
+++ b/net/ceph/osdmap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ceph/ceph_debug.h>
diff --git a/net/ceph/pagelist.c b/net/ceph/pagelist.c
index ce09f73be759..2ea0564771d2 100644
--- a/net/ceph/pagelist.c
+++ b/net/ceph/pagelist.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
#include <linux/gfp.h>
#include <linux/slab.h>
diff --git a/net/ceph/pagevec.c b/net/ceph/pagevec.c
index 1a7c9a79a53c..ee43bc13221c 100644
--- a/net/ceph/pagevec.c
+++ b/net/ceph/pagevec.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ceph/ceph_debug.h>
#include <linux/module.h>
diff --git a/net/ceph/string_table.c b/net/ceph/string_table.c
index 22fb96efcf34..3191d9d160a2 100644
--- a/net/ceph/string_table.c
+++ b/net/ceph/string_table.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/slab.h>
#include <linux/gfp.h>
#include <linux/string.h>
diff --git a/net/core/Makefile b/net/core/Makefile
index 56d771a887b6..1fd0a9c88b1b 100644
--- a/net/core/Makefile
+++ b/net/core/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux networking core.
#
diff --git a/net/core/datagram.c b/net/core/datagram.c
index f7fb7e3f2acf..3964c108b169 100644
--- a/net/core/datagram.c
+++ b/net/core/datagram.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* SUCS NET3:
*
diff --git a/net/core/dev.c b/net/core/dev.c
index 588b473194a8..11596a302a26 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -1147,9 +1147,8 @@ static int dev_alloc_name_ns(struct net *net,
return ret;
}
-static int dev_get_valid_name(struct net *net,
- struct net_device *dev,
- const char *name)
+int dev_get_valid_name(struct net *net, struct net_device *dev,
+ const char *name)
{
BUG_ON(!net);
@@ -1165,6 +1164,7 @@ static int dev_get_valid_name(struct net *net,
return 0;
}
+EXPORT_SYMBOL(dev_get_valid_name);
/**
* dev_change_name - change name of a device
diff --git a/net/core/dev_ioctl.c b/net/core/dev_ioctl.c
index 709a4e6fb447..7e690d0ccd05 100644
--- a/net/core/dev_ioctl.c
+++ b/net/core/dev_ioctl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kmod.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
@@ -303,7 +304,18 @@ static int dev_ifsioc(struct net *net, struct ifreq *ifr, unsigned int cmd)
case SIOCSIFTXQLEN:
if (ifr->ifr_qlen < 0)
return -EINVAL;
- dev->tx_queue_len = ifr->ifr_qlen;
+ if (dev->tx_queue_len ^ ifr->ifr_qlen) {
+ unsigned int orig_len = dev->tx_queue_len;
+
+ dev->tx_queue_len = ifr->ifr_qlen;
+ err = call_netdevice_notifiers(
+ NETDEV_CHANGE_TX_QUEUE_LEN, dev);
+ err = notifier_to_errno(err);
+ if (err) {
+ dev->tx_queue_len = orig_len;
+ return err;
+ }
+ }
return 0;
case SIOCSIFNAME:
diff --git a/net/core/ethtool.c b/net/core/ethtool.c
index 3228411ada0f..9a9a3d77e327 100644
--- a/net/core/ethtool.c
+++ b/net/core/ethtool.c
@@ -436,7 +436,7 @@ bool ethtool_convert_link_mode_to_legacy_u32(u32 *legacy_u32,
EXPORT_SYMBOL(ethtool_convert_link_mode_to_legacy_u32);
/* return false if legacy contained non-0 deprecated fields
- * transceiver/maxtxpkt/maxrxpkt. rest of ksettings always updated
+ * maxtxpkt/maxrxpkt. rest of ksettings always updated
*/
static bool
convert_legacy_settings_to_link_ksettings(
@@ -451,8 +451,7 @@ convert_legacy_settings_to_link_ksettings(
* deprecated legacy fields, and they should not use
* %ETHTOOL_GLINKSETTINGS/%ETHTOOL_SLINKSETTINGS
*/
- if (legacy_settings->transceiver ||
- legacy_settings->maxtxpkt ||
+ if (legacy_settings->maxtxpkt ||
legacy_settings->maxrxpkt)
retval = false;
diff --git a/net/core/filter.c b/net/core/filter.c
index 74b8c91fb5f4..6ae94f825f72 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -1839,31 +1839,32 @@ static const struct bpf_func_proto bpf_redirect_proto = {
.arg2_type = ARG_ANYTHING,
};
-BPF_CALL_3(bpf_sk_redirect_map, struct bpf_map *, map, u32, key, u64, flags)
+BPF_CALL_4(bpf_sk_redirect_map, struct sk_buff *, skb,
+ struct bpf_map *, map, u32, key, u64, flags)
{
- struct redirect_info *ri = this_cpu_ptr(&redirect_info);
+ struct tcp_skb_cb *tcb = TCP_SKB_CB(skb);
+ /* If user passes invalid input drop the packet. */
if (unlikely(flags))
- return SK_ABORTED;
+ return SK_DROP;
- ri->ifindex = key;
- ri->flags = flags;
- ri->map = map;
+ tcb->bpf.key = key;
+ tcb->bpf.flags = flags;
+ tcb->bpf.map = map;
- return SK_REDIRECT;
+ return SK_PASS;
}
-struct sock *do_sk_redirect_map(void)
+struct sock *do_sk_redirect_map(struct sk_buff *skb)
{
- struct redirect_info *ri = this_cpu_ptr(&redirect_info);
+ struct tcp_skb_cb *tcb = TCP_SKB_CB(skb);
struct sock *sk = NULL;
- if (ri->map) {
- sk = __sock_map_lookup_elem(ri->map, ri->ifindex);
+ if (tcb->bpf.map) {
+ sk = __sock_map_lookup_elem(tcb->bpf.map, tcb->bpf.key);
- ri->ifindex = 0;
- ri->map = NULL;
- /* we do not clear flags for future lookup */
+ tcb->bpf.key = 0;
+ tcb->bpf.map = NULL;
}
return sk;
@@ -1873,9 +1874,10 @@ static const struct bpf_func_proto bpf_sk_redirect_map_proto = {
.func = bpf_sk_redirect_map,
.gpl_only = false,
.ret_type = RET_INTEGER,
- .arg1_type = ARG_CONST_MAP_PTR,
- .arg2_type = ARG_ANYTHING,
+ .arg1_type = ARG_PTR_TO_CTX,
+ .arg2_type = ARG_CONST_MAP_PTR,
.arg3_type = ARG_ANYTHING,
+ .arg4_type = ARG_ANYTHING,
};
BPF_CALL_1(bpf_get_cgroup_classid, const struct sk_buff *, skb)
@@ -3683,7 +3685,6 @@ static bool sk_skb_is_valid_access(int off, int size,
{
if (type == BPF_WRITE) {
switch (off) {
- case bpf_ctx_range(struct __sk_buff, mark):
case bpf_ctx_range(struct __sk_buff, tc_index):
case bpf_ctx_range(struct __sk_buff, priority):
break;
@@ -3693,6 +3694,7 @@ static bool sk_skb_is_valid_access(int off, int size,
}
switch (off) {
+ case bpf_ctx_range(struct __sk_buff, mark):
case bpf_ctx_range(struct __sk_buff, tc_classid):
return false;
case bpf_ctx_range(struct __sk_buff, data):
@@ -4242,6 +4244,31 @@ static u32 sock_ops_convert_ctx_access(enum bpf_access_type type,
return insn - insn_buf;
}
+static u32 sk_skb_convert_ctx_access(enum bpf_access_type type,
+ const struct bpf_insn *si,
+ struct bpf_insn *insn_buf,
+ struct bpf_prog *prog, u32 *target_size)
+{
+ struct bpf_insn *insn = insn_buf;
+ int off;
+
+ switch (si->off) {
+ case offsetof(struct __sk_buff, data_end):
+ off = si->off;
+ off -= offsetof(struct __sk_buff, data_end);
+ off += offsetof(struct sk_buff, cb);
+ off += offsetof(struct tcp_skb_cb, bpf.data_end);
+ *insn++ = BPF_LDX_MEM(BPF_SIZEOF(void *), si->dst_reg,
+ si->src_reg, off);
+ break;
+ default:
+ return bpf_convert_ctx_access(type, si, insn_buf, prog,
+ target_size);
+ }
+
+ return insn - insn_buf;
+}
+
const struct bpf_verifier_ops sk_filter_prog_ops = {
.get_func_proto = sk_filter_func_proto,
.is_valid_access = sk_filter_is_valid_access,
@@ -4300,7 +4327,7 @@ const struct bpf_verifier_ops sock_ops_prog_ops = {
const struct bpf_verifier_ops sk_skb_prog_ops = {
.get_func_proto = sk_skb_func_proto,
.is_valid_access = sk_skb_is_valid_access,
- .convert_ctx_access = bpf_convert_ctx_access,
+ .convert_ctx_access = sk_skb_convert_ctx_access,
.gen_prologue = sk_skb_prologue,
};
diff --git a/net/core/gro_cells.c b/net/core/gro_cells.c
index 814e58a3ce8b..4b54e5f107c6 100644
--- a/net/core/gro_cells.c
+++ b/net/core/gro_cells.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/skbuff.h>
#include <linux/slab.h>
#include <linux/netdevice.h>
diff --git a/net/core/net-procfs.c b/net/core/net-procfs.c
index 4847964931df..615ccab55f38 100644
--- a/net/core/net-procfs.c
+++ b/net/core/net-procfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/netdevice.h>
#include <linux/proc_fs.h>
#include <linux/seq_file.h>
diff --git a/net/core/net-sysfs.h b/net/core/net-sysfs.h
index 2745a1b51e03..006876c7b78d 100644
--- a/net/core/net-sysfs.h
+++ b/net/core/net-sysfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_SYSFS_H__
#define __NET_SYSFS_H__
diff --git a/net/core/net-traces.c b/net/core/net-traces.c
index 1132820c8e62..71f209542364 100644
--- a/net/core/net-traces.c
+++ b/net/core/net-traces.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* consolidates trace point definitions
*
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index d4bcdcc68e92..5ace48926b19 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -1483,7 +1483,10 @@ static const struct nla_policy ifla_policy[IFLA_MAX+1] = {
[IFLA_LINKINFO] = { .type = NLA_NESTED },
[IFLA_NET_NS_PID] = { .type = NLA_U32 },
[IFLA_NET_NS_FD] = { .type = NLA_U32 },
- [IFLA_IFALIAS] = { .type = NLA_STRING, .len = IFALIASZ-1 },
+ /* IFLA_IFALIAS is a string, but policy is set to NLA_BINARY to
+ * allow 0-length string (needed to remove an alias).
+ */
+ [IFLA_IFALIAS] = { .type = NLA_BINARY, .len = IFALIASZ - 1 },
[IFLA_VFINFO_LIST] = {. type = NLA_NESTED },
[IFLA_VF_PORTS] = { .type = NLA_NESTED },
[IFLA_PORT_SELF] = { .type = NLA_NESTED },
@@ -2093,7 +2096,7 @@ static int do_setlink(const struct sk_buff *skb,
dev->tx_queue_len = orig_len;
goto errout;
}
- status |= DO_SETLINK_NOTIFY;
+ status |= DO_SETLINK_MODIFIED;
}
}
@@ -2248,7 +2251,7 @@ static int do_setlink(const struct sk_buff *skb,
errout:
if (status & DO_SETLINK_MODIFIED) {
- if (status & DO_SETLINK_NOTIFY)
+ if ((status & DO_SETLINK_NOTIFY) == DO_SETLINK_NOTIFY)
netdev_state_change(dev);
if (err < 0)
@@ -4279,13 +4282,17 @@ static int rtnetlink_event(struct notifier_block *this, unsigned long event, voi
switch (event) {
case NETDEV_REBOOT:
+ case NETDEV_CHANGEMTU:
case NETDEV_CHANGEADDR:
case NETDEV_CHANGENAME:
case NETDEV_FEAT_CHANGE:
case NETDEV_BONDING_FAILOVER:
+ case NETDEV_POST_TYPE_CHANGE:
case NETDEV_NOTIFY_PEERS:
+ case NETDEV_CHANGEUPPER:
case NETDEV_RESEND_IGMP:
case NETDEV_CHANGEINFODATA:
+ case NETDEV_CHANGE_TX_QUEUE_LEN:
rtmsg_ifinfo_event(RTM_NEWLINK, dev, 0, rtnl_get_event(event),
GFP_KERNEL);
break;
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 16982de649b9..24656076906d 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -1124,9 +1124,13 @@ int skb_zerocopy_iter_stream(struct sock *sk, struct sk_buff *skb,
err = __zerocopy_sg_from_iter(sk, skb, &msg->msg_iter, len);
if (err == -EFAULT || (err == -EMSGSIZE && skb->len == orig_len)) {
+ struct sock *save_sk = skb->sk;
+
/* Streams do not free skb on error. Reset to prev state. */
msg->msg_iter = orig_iter;
+ skb->sk = sk;
___pskb_trim(skb, orig_len);
+ skb->sk = save_sk;
return err;
}
@@ -1896,7 +1900,7 @@ void *__pskb_pull_tail(struct sk_buff *skb, int delta)
}
/* If we need update frag list, we are in troubles.
- * Certainly, it possible to add an offset to skb data,
+ * Certainly, it is possible to add an offset to skb data,
* but taking into account that pulling is expected to
* be very rare operation, it is worth to fight against
* further bloating skb head and crucify ourselves here instead.
diff --git a/net/core/sock.c b/net/core/sock.c
index 23953b741a41..415f441c63b9 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -1677,12 +1677,17 @@ struct sock *sk_clone_lock(const struct sock *sk, const gfp_t priority)
newsk->sk_dst_pending_confirm = 0;
newsk->sk_wmem_queued = 0;
newsk->sk_forward_alloc = 0;
+
+ /* sk->sk_memcg will be populated at accept() time */
+ newsk->sk_memcg = NULL;
+
atomic_set(&newsk->sk_drops, 0);
newsk->sk_send_head = NULL;
newsk->sk_userlocks = sk->sk_userlocks & ~SOCK_BINDPORT_LOCK;
atomic_set(&newsk->sk_zckey, 0);
sock_reset_flag(newsk, SOCK_DONE);
+ cgroup_sk_alloc(&newsk->sk_cgrp_data);
rcu_read_lock();
filter = rcu_dereference(sk->sk_filter);
@@ -1714,9 +1719,6 @@ struct sock *sk_clone_lock(const struct sock *sk, const gfp_t priority)
newsk->sk_incoming_cpu = raw_smp_processor_id();
atomic64_set(&newsk->sk_cookie, 0);
- mem_cgroup_sk_alloc(newsk);
- cgroup_sk_alloc(&newsk->sk_cgrp_data);
-
/*
* Before updating sk_refcnt, we must commit prior changes to memory
* (Documentation/RCU/rculist_nulls.txt for details)
diff --git a/net/core/sock_reuseport.c b/net/core/sock_reuseport.c
index eed1ebf7f29d..5eeb1d20cc38 100644
--- a/net/core/sock_reuseport.c
+++ b/net/core/sock_reuseport.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* To speed up listener socket lookup, create an array to store all sockets
* listening on the same port. This allows a decision to be made after finding
@@ -36,9 +37,14 @@ int reuseport_alloc(struct sock *sk)
* soft irq of receive path or setsockopt from process context
*/
spin_lock_bh(&reuseport_lock);
- WARN_ONCE(rcu_dereference_protected(sk->sk_reuseport_cb,
- lockdep_is_held(&reuseport_lock)),
- "multiple allocations for the same socket");
+
+ /* Allocation attempts can occur concurrently via the setsockopt path
+ * and the bind/hash path. Nothing to do when we lose the race.
+ */
+ if (rcu_dereference_protected(sk->sk_reuseport_cb,
+ lockdep_is_held(&reuseport_lock)))
+ goto out;
+
reuse = __reuseport_alloc(INIT_SOCKS);
if (!reuse) {
spin_unlock_bh(&reuseport_lock);
@@ -49,6 +55,7 @@ int reuseport_alloc(struct sock *sk)
reuse->num_socks = 1;
rcu_assign_pointer(sk->sk_reuseport_cb, reuse);
+out:
spin_unlock_bh(&reuseport_lock);
return 0;
diff --git a/net/core/stream.c b/net/core/stream.c
index 20231dbb1da0..1cff9c6270c6 100644
--- a/net/core/stream.c
+++ b/net/core/stream.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* SUCS NET3:
*
diff --git a/net/core/sysctl_net_core.c b/net/core/sysctl_net_core.c
index b7cd9aafe99e..cbc3dde4cfcc 100644
--- a/net/core/sysctl_net_core.c
+++ b/net/core/sysctl_net_core.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* -*- linux-c -*-
* sysctl_net_core.c: sysctl interface to net core subsystem.
*
diff --git a/net/core/tso.c b/net/core/tso.c
index 5dca7ce8ee9f..43f4eba61933 100644
--- a/net/core/tso.c
+++ b/net/core/tso.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include <linux/if_vlan.h>
#include <net/ip.h>
diff --git a/net/dccp/Makefile b/net/dccp/Makefile
index 5c8362b037ed..2e7b56097bc4 100644
--- a/net/dccp/Makefile
+++ b/net/dccp/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_IP_DCCP) += dccp.o dccp_ipv4.o
dccp-y := ccid.o feat.o input.o minisocks.o options.o output.o proto.o timer.o \
diff --git a/net/dccp/ccids/lib/tfrc.c b/net/dccp/ccids/lib/tfrc.c
index 62b5828acde0..d7f265e1f50c 100644
--- a/net/dccp/ccids/lib/tfrc.c
+++ b/net/dccp/ccids/lib/tfrc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* TFRC library initialisation
*
diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
index 001c08696334..e65fcb45c3f6 100644
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -414,8 +414,7 @@ struct sock *dccp_v4_request_recv_sock(const struct sock *sk,
sk_daddr_set(newsk, ireq->ir_rmt_addr);
sk_rcv_saddr_set(newsk, ireq->ir_loc_addr);
newinet->inet_saddr = ireq->ir_loc_addr;
- newinet->inet_opt = ireq->opt;
- ireq->opt = NULL;
+ RCU_INIT_POINTER(newinet->inet_opt, rcu_dereference(ireq->ireq_opt));
newinet->mc_index = inet_iif(skb);
newinet->mc_ttl = ip_hdr(skb)->ttl;
newinet->inet_id = jiffies;
@@ -430,7 +429,10 @@ struct sock *dccp_v4_request_recv_sock(const struct sock *sk,
if (__inet_inherit_port(sk, newsk) < 0)
goto put_and_exit;
*own_req = inet_ehash_nolisten(newsk, req_to_sk(req_unhash));
-
+ if (*own_req)
+ ireq->ireq_opt = NULL;
+ else
+ newinet->inet_opt = NULL;
return newsk;
exit_overflow:
@@ -441,6 +443,7 @@ exit:
__NET_INC_STATS(sock_net(sk), LINUX_MIB_LISTENDROPS);
return NULL;
put_and_exit:
+ newinet->inet_opt = NULL;
inet_csk_prepare_forced_close(newsk);
dccp_done(newsk);
goto exit;
@@ -492,7 +495,7 @@ static int dccp_v4_send_response(const struct sock *sk, struct request_sock *req
ireq->ir_rmt_addr);
err = ip_build_and_send_pkt(skb, sk, ireq->ir_loc_addr,
ireq->ir_rmt_addr,
- ireq->opt);
+ ireq_opt_deref(ireq));
err = net_xmit_eval(err);
}
@@ -548,7 +551,7 @@ out:
static void dccp_v4_reqsk_destructor(struct request_sock *req)
{
dccp_feat_list_purge(&dccp_rsk(req)->dreq_featneg);
- kfree(inet_rsk(req)->opt);
+ kfree(rcu_dereference_protected(inet_rsk(req)->ireq_opt, 1));
}
void dccp_syn_ack_timeout(const struct request_sock *req)
diff --git a/net/decnet/Makefile b/net/decnet/Makefile
index e44003af71f6..9e38122d942b 100644
--- a/net/decnet/Makefile
+++ b/net/decnet/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_DECNET) += decnet.o
diff --git a/net/decnet/dn_dev.c b/net/decnet/dn_dev.c
index 4d339de56862..df042b6d80b8 100644
--- a/net/decnet/dn_dev.c
+++ b/net/decnet/dn_dev.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* DECnet An implementation of the DECnet protocol suite for the LINUX
* operating system. DECnet is implemented using the BSD Socket
diff --git a/net/decnet/dn_fib.c b/net/decnet/dn_fib.c
index 3d37464c8b4a..b37a1b833c77 100644
--- a/net/decnet/dn_fib.c
+++ b/net/decnet/dn_fib.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* DECnet An implementation of the DECnet protocol suite for the LINUX
* operating system. DECnet is implemented using the BSD Socket
diff --git a/net/decnet/dn_neigh.c b/net/decnet/dn_neigh.c
index 22bf0b95d6ed..528119a5618e 100644
--- a/net/decnet/dn_neigh.c
+++ b/net/decnet/dn_neigh.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* DECnet An implementation of the DECnet protocol suite for the LINUX
* operating system. DECnet is implemented using the BSD Socket
diff --git a/net/decnet/dn_rules.c b/net/decnet/dn_rules.c
index 295bbd6a56f2..c795c3f509c9 100644
--- a/net/decnet/dn_rules.c
+++ b/net/decnet/dn_rules.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* DECnet An implementation of the DECnet protocol suite for the LINUX
diff --git a/net/decnet/dn_table.c b/net/decnet/dn_table.c
index 232675480756..08667f68e601 100644
--- a/net/decnet/dn_table.c
+++ b/net/decnet/dn_table.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* DECnet An implementation of the DECnet protocol suite for the LINUX
* operating system. DECnet is implemented using the BSD Socket
diff --git a/net/decnet/dn_timer.c b/net/decnet/dn_timer.c
index 1d330fd43dc7..f430daed24a0 100644
--- a/net/decnet/dn_timer.c
+++ b/net/decnet/dn_timer.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* DECnet An implementation of the DECnet protocol suite for the LINUX
* operating system. DECnet is implemented using the BSD Socket
diff --git a/net/decnet/sysctl_net_decnet.c b/net/decnet/sysctl_net_decnet.c
index 6c7da6c29bf0..55bf64a22b59 100644
--- a/net/decnet/sysctl_net_decnet.c
+++ b/net/decnet/sysctl_net_decnet.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* DECnet An implementation of the DECnet protocol suite for the LINUX
* operating system. DECnet is implemented using the BSD Socket
diff --git a/net/dns_resolver/dns_key.c b/net/dns_resolver/dns_key.c
index 8737412c7b27..e1d4d898a007 100644
--- a/net/dns_resolver/dns_key.c
+++ b/net/dns_resolver/dns_key.c
@@ -224,7 +224,7 @@ static int dns_resolver_match_preparse(struct key_match_data *match_data)
static void dns_resolver_describe(const struct key *key, struct seq_file *m)
{
seq_puts(m, key->description);
- if (key_is_instantiated(key)) {
+ if (key_is_positive(key)) {
int err = PTR_ERR(key->payload.data[dns_key_error]);
if (err)
diff --git a/net/dsa/Makefile b/net/dsa/Makefile
index fcce25da937c..3d3c74193d06 100644
--- a/net/dsa/Makefile
+++ b/net/dsa/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# the core
obj-$(CONFIG_NET_DSA) += dsa_core.o
dsa_core-y += dsa.o dsa2.o legacy.o port.o slave.o switch.o
diff --git a/net/dsa/dsa2.c b/net/dsa/dsa2.c
index 873af0108e24..045d8a176279 100644
--- a/net/dsa/dsa2.c
+++ b/net/dsa/dsa2.c
@@ -496,14 +496,15 @@ static int dsa_cpu_parse(struct dsa_port *port, u32 index,
if (!ethernet)
return -EINVAL;
ethernet_dev = of_find_net_device_by_node(ethernet);
+ if (!ethernet_dev)
+ return -EPROBE_DEFER;
} else {
ethernet_dev = dsa_dev_to_net_device(ds->cd->netdev[index]);
+ if (!ethernet_dev)
+ return -EPROBE_DEFER;
dev_put(ethernet_dev);
}
- if (!ethernet_dev)
- return -EPROBE_DEFER;
-
if (!dst->cpu_dp) {
dst->cpu_dp = port;
dst->cpu_dp->netdev = ethernet_dev;
diff --git a/net/ieee802154/6lowpan/6lowpan_i.h b/net/ieee802154/6lowpan/6lowpan_i.h
index ac7c96b73ad5..d8de3bcfb103 100644
--- a/net/ieee802154/6lowpan/6lowpan_i.h
+++ b/net/ieee802154/6lowpan/6lowpan_i.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __IEEE802154_6LOWPAN_I_H__
#define __IEEE802154_6LOWPAN_I_H__
diff --git a/net/ieee802154/Makefile b/net/ieee802154/Makefile
index 9b92ade687a3..f05b7bdae2aa 100644
--- a/net/ieee802154/Makefile
+++ b/net/ieee802154/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_IEEE802154) += ieee802154.o
obj-$(CONFIG_IEEE802154_SOCKET) += ieee802154_socket.o
obj-y += 6lowpan/
diff --git a/net/ieee802154/core.h b/net/ieee802154/core.h
index 81141f58d079..1c19f575d574 100644
--- a/net/ieee802154/core.h
+++ b/net/ieee802154/core.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __IEEE802154_CORE_H
#define __IEEE802154_CORE_H
diff --git a/net/ieee802154/nl802154.h b/net/ieee802154/nl802154.h
index 3846a89d0958..8c4b6d08954c 100644
--- a/net/ieee802154/nl802154.h
+++ b/net/ieee802154/nl802154.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __IEEE802154_NL802154_H
#define __IEEE802154_NL802154_H
diff --git a/net/ieee802154/rdev-ops.h b/net/ieee802154/rdev-ops.h
index 4441c63b3ea6..598f5af49775 100644
--- a/net/ieee802154/rdev-ops.h
+++ b/net/ieee802154/rdev-ops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CFG802154_RDEV_OPS
#define __CFG802154_RDEV_OPS
diff --git a/net/ieee802154/sysfs.h b/net/ieee802154/sysfs.h
index aa42e39ecbec..337545b639e9 100644
--- a/net/ieee802154/sysfs.h
+++ b/net/ieee802154/sysfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __IEEE802154_SYSFS_H
#define __IEEE802154_SYSFS_H
diff --git a/net/ieee802154/trace.h b/net/ieee802154/trace.h
index 9a471e41ec73..19c2e5d60e76 100644
--- a/net/ieee802154/trace.h
+++ b/net/ieee802154/trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Based on net/wireless/trace.h */
#undef TRACE_SYSTEM
diff --git a/net/ife/ife.c b/net/ife/ife.c
index f360341c72eb..7d1ec76e7f43 100644
--- a/net/ife/ife.c
+++ b/net/ife/ife.c
@@ -137,6 +137,6 @@ int ife_tlv_meta_encode(void *skbdata, u16 attrtype, u16 dlen, const void *dval)
EXPORT_SYMBOL_GPL(ife_tlv_meta_encode);
MODULE_AUTHOR("Jamal Hadi Salim <jhs@mojatatu.com>");
-MODULE_AUTHOR("Yotam Gigi <yotamg@mellanox.com>");
+MODULE_AUTHOR("Yotam Gigi <yotam.gi@gmail.com>");
MODULE_DESCRIPTION("Inter-FE LFB action");
MODULE_LICENSE("GPL");
diff --git a/net/ipv4/Kconfig b/net/ipv4/Kconfig
index 91a2557942fa..f48fe6fc7e8c 100644
--- a/net/ipv4/Kconfig
+++ b/net/ipv4/Kconfig
@@ -70,11 +70,9 @@ config IP_MULTIPLE_TABLES
address into account. Furthermore, the TOS (Type-Of-Service) field
of the packet can be used for routing decisions as well.
- If you are interested in this, please see the preliminary
- documentation at <http://www.compendium.com.ar/policy-routing.txt>
- and <ftp://post.tepkom.ru/pub/vol2/Linux/docs/advanced-routing.tex>.
- You will need supporting software from
- <ftp://ftp.tux.org/pub/net/ip-routing/>.
+ If you need more information, see the Linux Advanced
+ Routing and Traffic Control documentation at
+ <http://lartc.org/howto/lartc.rpdb.html>
If unsure, say N.
diff --git a/net/ipv4/Makefile b/net/ipv4/Makefile
index afcb435adfbe..c6c8ad1d4b6d 100644
--- a/net/ipv4/Makefile
+++ b/net/ipv4/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux TCP/IP (INET) layer.
#
diff --git a/net/ipv4/cipso_ipv4.c b/net/ipv4/cipso_ipv4.c
index 2ae8f54cb321..82178cc69c96 100644
--- a/net/ipv4/cipso_ipv4.c
+++ b/net/ipv4/cipso_ipv4.c
@@ -1951,7 +1951,7 @@ int cipso_v4_req_setattr(struct request_sock *req,
buf = NULL;
req_inet = inet_rsk(req);
- opt = xchg(&req_inet->opt, opt);
+ opt = xchg((__force struct ip_options_rcu **)&req_inet->ireq_opt, opt);
if (opt)
kfree_rcu(opt, rcu);
@@ -1973,11 +1973,13 @@ req_setattr_failure:
* values on failure.
*
*/
-static int cipso_v4_delopt(struct ip_options_rcu **opt_ptr)
+static int cipso_v4_delopt(struct ip_options_rcu __rcu **opt_ptr)
{
+ struct ip_options_rcu *opt = rcu_dereference_protected(*opt_ptr, 1);
int hdr_delta = 0;
- struct ip_options_rcu *opt = *opt_ptr;
+ if (!opt || opt->opt.cipso == 0)
+ return 0;
if (opt->opt.srr || opt->opt.rr || opt->opt.ts || opt->opt.router_alert) {
u8 cipso_len;
u8 cipso_off;
@@ -2039,14 +2041,10 @@ static int cipso_v4_delopt(struct ip_options_rcu **opt_ptr)
*/
void cipso_v4_sock_delattr(struct sock *sk)
{
- int hdr_delta;
- struct ip_options_rcu *opt;
struct inet_sock *sk_inet;
+ int hdr_delta;
sk_inet = inet_sk(sk);
- opt = rcu_dereference_protected(sk_inet->inet_opt, 1);
- if (!opt || opt->opt.cipso == 0)
- return;
hdr_delta = cipso_v4_delopt(&sk_inet->inet_opt);
if (sk_inet->is_icsk && hdr_delta > 0) {
@@ -2066,15 +2064,7 @@ void cipso_v4_sock_delattr(struct sock *sk)
*/
void cipso_v4_req_delattr(struct request_sock *req)
{
- struct ip_options_rcu *opt;
- struct inet_request_sock *req_inet;
-
- req_inet = inet_rsk(req);
- opt = req_inet->opt;
- if (!opt || opt->opt.cipso == 0)
- return;
-
- cipso_v4_delopt(&req_inet->opt);
+ cipso_v4_delopt(&inet_rsk(req)->ireq_opt);
}
/**
diff --git a/net/ipv4/fib_lookup.h b/net/ipv4/fib_lookup.h
index 5b2af19cfb5b..e6ff282bb7f4 100644
--- a/net/ipv4/fib_lookup.h
+++ b/net/ipv4/fib_lookup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FIB_LOOKUP_H
#define _FIB_LOOKUP_H
diff --git a/net/ipv4/fib_notifier.c b/net/ipv4/fib_notifier.c
index cfd420b0572c..b804ccbdb241 100644
--- a/net/ipv4/fib_notifier.c
+++ b/net/ipv4/fib_notifier.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/rtnetlink.h>
#include <linux/notifier.h>
#include <linux/socket.h>
diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c
index 57a5d48acee8..01ed22139ac2 100644
--- a/net/ipv4/fib_semantics.c
+++ b/net/ipv4/fib_semantics.c
@@ -1365,8 +1365,6 @@ int fib_dump_info(struct sk_buff *skb, u32 portid, u32 seq, int event,
nla_put_in_addr(skb, RTA_PREFSRC, fi->fib_prefsrc))
goto nla_put_failure;
if (fi->fib_nhs == 1) {
- struct in_device *in_dev;
-
if (fi->fib_nh->nh_gw &&
nla_put_in_addr(skb, RTA_GATEWAY, fi->fib_nh->nh_gw))
goto nla_put_failure;
@@ -1374,10 +1372,14 @@ int fib_dump_info(struct sk_buff *skb, u32 portid, u32 seq, int event,
nla_put_u32(skb, RTA_OIF, fi->fib_nh->nh_oif))
goto nla_put_failure;
if (fi->fib_nh->nh_flags & RTNH_F_LINKDOWN) {
- in_dev = __in_dev_get_rtnl(fi->fib_nh->nh_dev);
+ struct in_device *in_dev;
+
+ rcu_read_lock();
+ in_dev = __in_dev_get_rcu(fi->fib_nh->nh_dev);
if (in_dev &&
IN_DEV_IGNORE_ROUTES_WITH_LINKDOWN(in_dev))
rtm->rtm_flags |= RTNH_F_DEAD;
+ rcu_read_unlock();
}
if (fi->fib_nh->nh_flags & RTNH_F_OFFLOAD)
rtm->rtm_flags |= RTNH_F_OFFLOAD;
@@ -1400,18 +1402,20 @@ int fib_dump_info(struct sk_buff *skb, u32 portid, u32 seq, int event,
goto nla_put_failure;
for_nexthops(fi) {
- struct in_device *in_dev;
-
rtnh = nla_reserve_nohdr(skb, sizeof(*rtnh));
if (!rtnh)
goto nla_put_failure;
rtnh->rtnh_flags = nh->nh_flags & 0xFF;
if (nh->nh_flags & RTNH_F_LINKDOWN) {
- in_dev = __in_dev_get_rtnl(nh->nh_dev);
+ struct in_device *in_dev;
+
+ rcu_read_lock();
+ in_dev = __in_dev_get_rcu(nh->nh_dev);
if (in_dev &&
IN_DEV_IGNORE_ROUTES_WITH_LINKDOWN(in_dev))
rtnh->rtnh_flags |= RTNH_F_DEAD;
+ rcu_read_unlock();
}
rtnh->rtnh_hops = nh->nh_weight - 1;
rtnh->rtnh_ifindex = nh->nh_oif;
diff --git a/net/ipv4/gre_offload.c b/net/ipv4/gre_offload.c
index 416bb304a281..1859c473b21a 100644
--- a/net/ipv4/gre_offload.c
+++ b/net/ipv4/gre_offload.c
@@ -86,7 +86,7 @@ static struct sk_buff *gre_gso_segment(struct sk_buff *skb,
greh = (struct gre_base_hdr *)skb_transport_header(skb);
pcsum = (__sum16 *)(greh + 1);
- if (gso_partial) {
+ if (gso_partial && skb_is_gso(skb)) {
unsigned int partial_adj;
/* Adjust checksum to account for the fact that
diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c
index c039c937ba90..b47a59cb3573 100644
--- a/net/ipv4/inet_connection_sock.c
+++ b/net/ipv4/inet_connection_sock.c
@@ -475,6 +475,7 @@ struct sock *inet_csk_accept(struct sock *sk, int flags, int *err, bool kern)
}
spin_unlock_bh(&queue->fastopenq.lock);
}
+ mem_cgroup_sk_alloc(newsk);
out:
release_sock(sk);
if (req)
@@ -539,9 +540,11 @@ struct dst_entry *inet_csk_route_req(const struct sock *sk,
{
const struct inet_request_sock *ireq = inet_rsk(req);
struct net *net = read_pnet(&ireq->ireq_net);
- struct ip_options_rcu *opt = ireq->opt;
+ struct ip_options_rcu *opt;
struct rtable *rt;
+ opt = ireq_opt_deref(ireq);
+
flowi4_init_output(fl4, ireq->ir_iif, ireq->ir_mark,
RT_CONN_FLAGS(sk), RT_SCOPE_UNIVERSE,
sk->sk_protocol, inet_sk_flowi_flags(sk),
@@ -575,10 +578,9 @@ struct dst_entry *inet_csk_route_child_sock(const struct sock *sk,
struct flowi4 *fl4;
struct rtable *rt;
+ opt = rcu_dereference(ireq->ireq_opt);
fl4 = &newinet->cork.fl.u.ip4;
- rcu_read_lock();
- opt = rcu_dereference(newinet->inet_opt);
flowi4_init_output(fl4, ireq->ir_iif, ireq->ir_mark,
RT_CONN_FLAGS(sk), RT_SCOPE_UNIVERSE,
sk->sk_protocol, inet_sk_flowi_flags(sk),
@@ -591,13 +593,11 @@ struct dst_entry *inet_csk_route_child_sock(const struct sock *sk,
goto no_route;
if (opt && opt->opt.is_strictroute && rt->rt_uses_gateway)
goto route_err;
- rcu_read_unlock();
return &rt->dst;
route_err:
ip_rt_put(rt);
no_route:
- rcu_read_unlock();
__IP_INC_STATS(net, IPSTATS_MIB_OUTNOROUTES);
return NULL;
}
diff --git a/net/ipv4/inet_hashtables.c b/net/ipv4/inet_hashtables.c
index 597bb4cfe805..e7d15fb0d94d 100644
--- a/net/ipv4/inet_hashtables.c
+++ b/net/ipv4/inet_hashtables.c
@@ -456,10 +456,7 @@ static int inet_reuseport_add_sock(struct sock *sk,
return reuseport_add_sock(sk, sk2);
}
- /* Initial allocation may have already happened via setsockopt */
- if (!rcu_access_pointer(sk->sk_reuseport_cb))
- return reuseport_alloc(sk);
- return 0;
+ return reuseport_alloc(sk);
}
int __inet_hash(struct sock *sk, struct sock *osk)
diff --git a/net/ipv4/ip_forward.c b/net/ipv4/ip_forward.c
index 9f0a7b96646f..2dd21c3281a1 100644
--- a/net/ipv4/ip_forward.c
+++ b/net/ipv4/ip_forward.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c
index 46408c220d9d..df8fe0503de0 100644
--- a/net/ipv4/ip_fragment.c
+++ b/net/ipv4/ip_fragment.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
diff --git a/net/ipv4/ip_options.c b/net/ipv4/ip_options.c
index 525ae88d1e58..ed194d46c00e 100644
--- a/net/ipv4/ip_options.c
+++ b/net/ipv4/ip_options.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c
index a599aa83fdad..60fb1eb7d7d8 100644
--- a/net/ipv4/ip_sockglue.c
+++ b/net/ipv4/ip_sockglue.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
diff --git a/net/ipv4/ipconfig.c b/net/ipv4/ipconfig.c
index 4c5dfe6bd34d..abdebca848c9 100644
--- a/net/ipv4/ipconfig.c
+++ b/net/ipv4/ipconfig.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Automatic Configuration of IP -- use DHCP, BOOTP, RARP, or
* user-supplied information to configure own IP address and routes.
diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c
index fb1ad22b5e29..cdd627355ed1 100644
--- a/net/ipv4/ipip.c
+++ b/net/ipv4/ipip.c
@@ -128,43 +128,68 @@ static struct rtnl_link_ops ipip_link_ops __read_mostly;
static int ipip_err(struct sk_buff *skb, u32 info)
{
-
-/* All the routers (except for Linux) return only
- 8 bytes of packet payload. It means, that precise relaying of
- ICMP in the real Internet is absolutely infeasible.
- */
+ /* All the routers (except for Linux) return only
+ * 8 bytes of packet payload. It means, that precise relaying of
+ * ICMP in the real Internet is absolutely infeasible.
+ */
struct net *net = dev_net(skb->dev);
struct ip_tunnel_net *itn = net_generic(net, ipip_net_id);
const struct iphdr *iph = (const struct iphdr *)skb->data;
- struct ip_tunnel *t;
- int err;
const int type = icmp_hdr(skb)->type;
const int code = icmp_hdr(skb)->code;
+ struct ip_tunnel *t;
+ int err = 0;
+
+ switch (type) {
+ case ICMP_DEST_UNREACH:
+ switch (code) {
+ case ICMP_SR_FAILED:
+ /* Impossible event. */
+ goto out;
+ default:
+ /* All others are translated to HOST_UNREACH.
+ * rfc2003 contains "deep thoughts" about NET_UNREACH,
+ * I believe they are just ether pollution. --ANK
+ */
+ break;
+ }
+ break;
+
+ case ICMP_TIME_EXCEEDED:
+ if (code != ICMP_EXC_TTL)
+ goto out;
+ break;
+
+ case ICMP_REDIRECT:
+ break;
+
+ default:
+ goto out;
+ }
- err = -ENOENT;
t = ip_tunnel_lookup(itn, skb->dev->ifindex, TUNNEL_NO_KEY,
iph->daddr, iph->saddr, 0);
- if (!t)
+ if (!t) {
+ err = -ENOENT;
goto out;
+ }
if (type == ICMP_DEST_UNREACH && code == ICMP_FRAG_NEEDED) {
- ipv4_update_pmtu(skb, dev_net(skb->dev), info,
- t->parms.link, 0, iph->protocol, 0);
- err = 0;
+ ipv4_update_pmtu(skb, net, info, t->parms.link, 0,
+ iph->protocol, 0);
goto out;
}
if (type == ICMP_REDIRECT) {
- ipv4_redirect(skb, dev_net(skb->dev), t->parms.link, 0,
- iph->protocol, 0);
- err = 0;
+ ipv4_redirect(skb, net, t->parms.link, 0, iph->protocol, 0);
goto out;
}
- if (t->parms.iph.daddr == 0)
+ if (t->parms.iph.daddr == 0) {
+ err = -ENOENT;
goto out;
+ }
- err = 0;
if (t->parms.iph.ttl == 0 && type == ICMP_TIME_EXCEEDED)
goto out;
diff --git a/net/ipv4/netfilter/Makefile b/net/ipv4/netfilter/Makefile
index f462fee66ac8..adcdae358365 100644
--- a/net/ipv4/netfilter/Makefile
+++ b/net/ipv4/netfilter/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the netfilter modules on top of IPv4.
#
diff --git a/net/ipv4/netfilter/ipt_SYNPROXY.c b/net/ipv4/netfilter/ipt_SYNPROXY.c
index 811689e523c3..f75fc6b53115 100644
--- a/net/ipv4/netfilter/ipt_SYNPROXY.c
+++ b/net/ipv4/netfilter/ipt_SYNPROXY.c
@@ -330,7 +330,8 @@ static unsigned int ipv4_synproxy_hook(void *priv,
if (synproxy == NULL)
return NF_ACCEPT;
- if (nf_is_loopback_packet(skb))
+ if (nf_is_loopback_packet(skb) ||
+ ip_hdr(skb)->protocol != IPPROTO_TCP)
return NF_ACCEPT;
thoff = ip_hdrlen(skb);
diff --git a/net/ipv4/netfilter/nf_reject_ipv4.c b/net/ipv4/netfilter/nf_reject_ipv4.c
index eeacbdaf7cdf..5cd06ba3535d 100644
--- a/net/ipv4/netfilter/nf_reject_ipv4.c
+++ b/net/ipv4/netfilter/nf_reject_ipv4.c
@@ -132,6 +132,8 @@ void nf_send_reset(struct net *net, struct sk_buff *oldskb, int hook)
if (ip_route_me_harder(net, nskb, RTN_UNSPEC))
goto free_nskb;
+ niph = ip_hdr(nskb);
+
/* "Never happens" */
if (nskb->len > dst_mtu(skb_dst(nskb)))
goto free_nskb;
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index ac6fde5d45f1..3d9f1c2f81c5 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -2513,7 +2513,7 @@ struct dst_entry *ipv4_blackhole_route(struct net *net, struct dst_entry *dst_or
struct rtable *ort = (struct rtable *) dst_orig;
struct rtable *rt;
- rt = dst_alloc(&ipv4_dst_blackhole_ops, NULL, 1, DST_OBSOLETE_NONE, 0);
+ rt = dst_alloc(&ipv4_dst_blackhole_ops, NULL, 1, DST_OBSOLETE_DEAD, 0);
if (rt) {
struct dst_entry *new = &rt->dst;
diff --git a/net/ipv4/syncookies.c b/net/ipv4/syncookies.c
index b1bb1b3a1082..77cf32a80952 100644
--- a/net/ipv4/syncookies.c
+++ b/net/ipv4/syncookies.c
@@ -355,7 +355,7 @@ struct sock *cookie_v4_check(struct sock *sk, struct sk_buff *skb)
/* We throwed the options of the initial SYN away, so we hope
* the ACK carries the same options again (see RFC1122 4.2.3.8)
*/
- ireq->opt = tcp_v4_save_options(sock_net(sk), skb);
+ RCU_INIT_POINTER(ireq->ireq_opt, tcp_v4_save_options(sock_net(sk), skb));
if (security_inet_conn_request(sk, skb, req)) {
reqsk_free(req);
diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c
index 0d3c038d7b04..0989e739d098 100644
--- a/net/ipv4/sysctl_net_ipv4.c
+++ b/net/ipv4/sysctl_net_ipv4.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* sysctl_net_ipv4.c: sysctl interface to net IPV4 subsystem.
*
diff --git a/net/ipv4/tcp_fastopen.c b/net/ipv4/tcp_fastopen.c
index e3c33220c418..fbbeda647774 100644
--- a/net/ipv4/tcp_fastopen.c
+++ b/net/ipv4/tcp_fastopen.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/crypto.h>
#include <linux/err.h>
#include <linux/init.h>
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index c5d7656beeee..5a87a00641d3 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
@@ -6196,7 +6197,7 @@ struct request_sock *inet_reqsk_alloc(const struct request_sock_ops *ops,
struct inet_request_sock *ireq = inet_rsk(req);
kmemcheck_annotate_bitfield(ireq, flags);
- ireq->opt = NULL;
+ ireq->ireq_opt = NULL;
#if IS_ENABLED(CONFIG_IPV6)
ireq->pktopts = NULL;
#endif
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 85164d4d3e53..5b027c69cbc5 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -877,7 +877,7 @@ static int tcp_v4_send_synack(const struct sock *sk, struct dst_entry *dst,
err = ip_build_and_send_pkt(skb, sk, ireq->ir_loc_addr,
ireq->ir_rmt_addr,
- ireq->opt);
+ ireq_opt_deref(ireq));
err = net_xmit_eval(err);
}
@@ -889,7 +889,7 @@ static int tcp_v4_send_synack(const struct sock *sk, struct dst_entry *dst,
*/
static void tcp_v4_reqsk_destructor(struct request_sock *req)
{
- kfree(inet_rsk(req)->opt);
+ kfree(rcu_dereference_protected(inet_rsk(req)->ireq_opt, 1));
}
#ifdef CONFIG_TCP_MD5SIG
@@ -1265,10 +1265,11 @@ static void tcp_v4_init_req(struct request_sock *req,
struct sk_buff *skb)
{
struct inet_request_sock *ireq = inet_rsk(req);
+ struct net *net = sock_net(sk_listener);
sk_rcv_saddr_set(req_to_sk(req), ip_hdr(skb)->daddr);
sk_daddr_set(req_to_sk(req), ip_hdr(skb)->saddr);
- ireq->opt = tcp_v4_save_options(sock_net(sk_listener), skb);
+ RCU_INIT_POINTER(ireq->ireq_opt, tcp_v4_save_options(net, skb));
}
static struct dst_entry *tcp_v4_route_req(const struct sock *sk,
@@ -1355,10 +1356,9 @@ struct sock *tcp_v4_syn_recv_sock(const struct sock *sk, struct sk_buff *skb,
sk_daddr_set(newsk, ireq->ir_rmt_addr);
sk_rcv_saddr_set(newsk, ireq->ir_loc_addr);
newsk->sk_bound_dev_if = ireq->ir_iif;
- newinet->inet_saddr = ireq->ir_loc_addr;
- inet_opt = ireq->opt;
- rcu_assign_pointer(newinet->inet_opt, inet_opt);
- ireq->opt = NULL;
+ newinet->inet_saddr = ireq->ir_loc_addr;
+ inet_opt = rcu_dereference(ireq->ireq_opt);
+ RCU_INIT_POINTER(newinet->inet_opt, inet_opt);
newinet->mc_index = inet_iif(skb);
newinet->mc_ttl = ip_hdr(skb)->ttl;
newinet->rcv_tos = ip_hdr(skb)->tos;
@@ -1403,9 +1403,12 @@ struct sock *tcp_v4_syn_recv_sock(const struct sock *sk, struct sk_buff *skb,
if (__inet_inherit_port(sk, newsk) < 0)
goto put_and_exit;
*own_req = inet_ehash_nolisten(newsk, req_to_sk(req_unhash));
- if (*own_req)
+ if (likely(*own_req)) {
tcp_move_syn(newtp, req);
-
+ ireq->ireq_opt = NULL;
+ } else {
+ newinet->inet_opt = NULL;
+ }
return newsk;
exit_overflow:
@@ -1416,6 +1419,7 @@ exit:
tcp_listendrop(sk);
return NULL;
put_and_exit:
+ newinet->inet_opt = NULL;
inet_csk_prepare_forced_close(newsk);
tcp_done(newsk);
goto exit;
diff --git a/net/ipv4/tcp_metrics.c b/net/ipv4/tcp_metrics.c
index 102b2c90bb80..0f0d740f6c8b 100644
--- a/net/ipv4/tcp_metrics.c
+++ b/net/ipv4/tcp_metrics.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/rcupdate.h>
#include <linux/spinlock.h>
#include <linux/jiffies.h>
diff --git a/net/ipv4/tcp_nv.c b/net/ipv4/tcp_nv.c
index 1ff73982e28c..125fc1450b01 100644
--- a/net/ipv4/tcp_nv.c
+++ b/net/ipv4/tcp_nv.c
@@ -252,7 +252,7 @@ static void tcpnv_acked(struct sock *sk, const struct ack_sample *sample)
/* rate in 100's bits per second */
rate64 = ((u64)sample->in_flight) * 8000000;
- rate = (u32)div64_u64(rate64, (u64)(avg_rtt * 100));
+ rate = (u32)div64_u64(rate64, (u64)(avg_rtt ?: 1) * 100);
/* Remember the maximum rate seen during this RTT
* Note: It may be more than one RTT. This function should be
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 0bc9e46a5369..478909f4694d 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -739,8 +739,10 @@ static void tcp_tsq_handler(struct sock *sk)
struct tcp_sock *tp = tcp_sk(sk);
if (tp->lost_out > tp->retrans_out &&
- tp->snd_cwnd > tcp_packets_in_flight(tp))
+ tp->snd_cwnd > tcp_packets_in_flight(tp)) {
+ tcp_mstamp_refresh(tp);
tcp_xmit_retransmit_queue(sk);
+ }
tcp_write_xmit(sk, tcp_current_mss(sk), tp->nonagle,
0, GFP_ATOMIC);
@@ -2060,6 +2062,7 @@ static int tcp_mtu_probe(struct sock *sk)
nskb->ip_summed = skb->ip_summed;
tcp_insert_write_queue_before(nskb, skb, sk);
+ tcp_highest_sack_replace(sk, skb, nskb);
len = 0;
tcp_for_write_queue_from_safe(skb, next, sk) {
@@ -2237,6 +2240,7 @@ static bool tcp_write_xmit(struct sock *sk, unsigned int mss_now, int nonagle,
sent_pkts = 0;
+ tcp_mstamp_refresh(tp);
if (!push_one) {
/* Do MTU probing. */
result = tcp_mtu_probe(sk);
@@ -2248,7 +2252,6 @@ static bool tcp_write_xmit(struct sock *sk, unsigned int mss_now, int nonagle,
}
max_segs = tcp_tso_segs(sk, mss_now);
- tcp_mstamp_refresh(tp);
while ((skb = tcp_send_head(sk))) {
unsigned int limit;
@@ -2663,7 +2666,7 @@ static bool tcp_collapse_retrans(struct sock *sk, struct sk_buff *skb)
else if (!skb_shift(skb, next_skb, next_skb_size))
return false;
}
- tcp_highest_sack_combine(sk, next_skb, skb);
+ tcp_highest_sack_replace(sk, next_skb, skb);
tcp_unlink_write_queue(next_skb, sk);
@@ -2841,8 +2844,10 @@ int __tcp_retransmit_skb(struct sock *sk, struct sk_buff *skb, int segs)
nskb = __pskb_copy(skb, MAX_TCP_HEADER, GFP_ATOMIC);
err = nskb ? tcp_transmit_skb(sk, nskb, 0, GFP_ATOMIC) :
-ENOBUFS;
- if (!err)
+ if (!err) {
skb->skb_mstamp = tp->tcp_mstamp;
+ tcp_rate_skb_sent(sk, skb);
+ }
} else {
err = tcp_transmit_skb(sk, skb, 1, GFP_ATOMIC);
}
@@ -3175,13 +3180,8 @@ struct sk_buff *tcp_make_synack(const struct sock *sk, struct dst_entry *dst,
th->source = htons(ireq->ir_num);
th->dest = ireq->ir_rmt_port;
skb->mark = ireq->ir_mark;
- /* Setting of flags are superfluous here for callers (and ECE is
- * not even correctly set)
- */
- tcp_init_nondata_skb(skb, tcp_rsk(req)->snt_isn,
- TCPHDR_SYN | TCPHDR_ACK);
-
- th->seq = htonl(TCP_SKB_CB(skb)->seq);
+ skb->ip_summed = CHECKSUM_PARTIAL;
+ th->seq = htonl(tcp_rsk(req)->snt_isn);
/* XXX data is queued and acked as is. No buffer/window check */
th->ack_seq = htonl(tcp_rsk(req)->rcv_nxt);
diff --git a/net/ipv4/tcp_recovery.c b/net/ipv4/tcp_recovery.c
index 449cd914d58e..be8ef1e5dfef 100644
--- a/net/ipv4/tcp_recovery.c
+++ b/net/ipv4/tcp_recovery.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/tcp.h>
#include <net/tcp.h>
diff --git a/net/ipv4/tcp_vegas.h b/net/ipv4/tcp_vegas.h
index 248cfc0ff9ae..4f24d0e37d9c 100644
--- a/net/ipv4/tcp_vegas.h
+++ b/net/ipv4/tcp_vegas.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* TCP Vegas congestion control interface
*/
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 5676237d2b0f..ebfbccae62fd 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -231,10 +231,7 @@ static int udp_reuseport_add_sock(struct sock *sk, struct udp_hslot *hslot)
}
}
- /* Initial allocation may have already happened via setsockopt */
- if (!rcu_access_pointer(sk->sk_reuseport_cb))
- return reuseport_alloc(sk);
- return 0;
+ return reuseport_alloc(sk);
}
/**
@@ -1061,7 +1058,7 @@ back_from_confirm:
/* ... which is an evident application bug. --ANK */
release_sock(sk);
- net_dbg_ratelimited("cork app bug 2\n");
+ net_dbg_ratelimited("socket already corked\n");
err = -EINVAL;
goto out;
}
@@ -1144,7 +1141,7 @@ int udp_sendpage(struct sock *sk, struct page *page, int offset,
if (unlikely(!up->pending)) {
release_sock(sk);
- net_dbg_ratelimited("udp cork app bug 3\n");
+ net_dbg_ratelimited("cork failed\n");
return -EINVAL;
}
@@ -2240,20 +2237,16 @@ int udp_v4_early_demux(struct sk_buff *skb)
iph = ip_hdr(skb);
uh = udp_hdr(skb);
- if (skb->pkt_type == PACKET_BROADCAST ||
- skb->pkt_type == PACKET_MULTICAST) {
+ if (skb->pkt_type == PACKET_MULTICAST) {
in_dev = __in_dev_get_rcu(skb->dev);
if (!in_dev)
return 0;
- /* we are supposed to accept bcast packets */
- if (skb->pkt_type == PACKET_MULTICAST) {
- ours = ip_check_mc_rcu(in_dev, iph->daddr, iph->saddr,
- iph->protocol);
- if (!ours)
- return 0;
- }
+ ours = ip_check_mc_rcu(in_dev, iph->daddr, iph->saddr,
+ iph->protocol);
+ if (!ours)
+ return 0;
sk = __udp4_lib_mcast_demux_lookup(net, uh->dest, iph->daddr,
uh->source, iph->saddr,
diff --git a/net/ipv4/udp_impl.h b/net/ipv4/udp_impl.h
index a8cf8c6fb60c..e7d18b140287 100644
--- a/net/ipv4/udp_impl.h
+++ b/net/ipv4/udp_impl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _UDP4_IMPL_H
#define _UDP4_IMPL_H
#include <net/udp.h>
diff --git a/net/ipv4/udp_offload.c b/net/ipv4/udp_offload.c
index 97658bfc1b58..e360d55be555 100644
--- a/net/ipv4/udp_offload.c
+++ b/net/ipv4/udp_offload.c
@@ -120,7 +120,7 @@ static struct sk_buff *__skb_udp_tunnel_segment(struct sk_buff *skb,
* will be using a length value equal to only one MSS sized
* segment instead of the entire frame.
*/
- if (gso_partial) {
+ if (gso_partial && skb_is_gso(skb)) {
uh->len = htons(skb_shinfo(skb)->gso_size +
SKB_GSO_CB(skb)->data_offset +
skb->head - (unsigned char *)uh);
diff --git a/net/ipv4/xfrm4_input.c b/net/ipv4/xfrm4_input.c
index 1fc684111ce6..e50b7fea57ee 100644
--- a/net/ipv4/xfrm4_input.c
+++ b/net/ipv4/xfrm4_input.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* xfrm4_input.c
*
diff --git a/net/ipv4/xfrm4_policy.c b/net/ipv4/xfrm4_policy.c
index d7bf0b041885..05017e2c849c 100644
--- a/net/ipv4/xfrm4_policy.c
+++ b/net/ipv4/xfrm4_policy.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* xfrm4_policy.c
*
diff --git a/net/ipv4/xfrm4_state.c b/net/ipv4/xfrm4_state.c
index d6660a8c0ea5..80c40b4981bb 100644
--- a/net/ipv4/xfrm4_state.c
+++ b/net/ipv4/xfrm4_state.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* xfrm4_state.c
*
diff --git a/net/ipv6/Makefile b/net/ipv6/Makefile
index 10e342363793..e0026fa1261b 100644
--- a/net/ipv6/Makefile
+++ b/net/ipv6/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux TCP/IP (INET6) layer.
#
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 96861c702c06..8a1c846d3df9 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -3335,6 +3335,7 @@ static void addrconf_permanent_addr(struct net_device *dev)
if ((ifp->flags & IFA_F_PERMANENT) &&
fixup_permanent_addr(idev, ifp) < 0) {
write_unlock_bh(&idev->lock);
+ in6_ifa_hold(ifp);
ipv6_del_addr(ifp);
write_lock_bh(&idev->lock);
@@ -3820,8 +3821,8 @@ static void addrconf_dad_begin(struct inet6_ifaddr *ifp)
goto out;
if (dev->flags&(IFF_NOARP|IFF_LOOPBACK) ||
- dev_net(dev)->ipv6.devconf_all->accept_dad < 1 ||
- idev->cnf.accept_dad < 1 ||
+ (dev_net(dev)->ipv6.devconf_all->accept_dad < 1 &&
+ idev->cnf.accept_dad < 1) ||
!(ifp->flags&IFA_F_TENTATIVE) ||
ifp->flags & IFA_F_NODAD) {
bump_id = ifp->flags & IFA_F_TENTATIVE;
diff --git a/net/ipv6/addrlabel.c b/net/ipv6/addrlabel.c
index b055bc79f56d..f664871feca6 100644
--- a/net/ipv6/addrlabel.c
+++ b/net/ipv6/addrlabel.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* IPv6 Address Label subsystem
* for the IPv6 "Default" Source Address Selection
diff --git a/net/ipv6/ila/ila_lwt.c b/net/ipv6/ila/ila_lwt.c
index 0c02a09bc351..696281b4bca2 100644
--- a/net/ipv6/ila/ila_lwt.c
+++ b/net/ipv6/ila/ila_lwt.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/errno.h>
#include <linux/ip.h>
#include <linux/kernel.h>
diff --git a/net/ipv6/ila/ila_xlat.c b/net/ipv6/ila/ila_xlat.c
index 5bd419c1abc8..3123b9de91b5 100644
--- a/net/ipv6/ila/ila_xlat.c
+++ b/net/ipv6/ila/ila_xlat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/jhash.h>
#include <linux/netfilter.h>
#include <linux/rcupdate.h>
diff --git a/net/ipv6/ip6_checksum.c b/net/ipv6/ip6_checksum.c
index c0cbcb259f5a..ec43d18b5ff9 100644
--- a/net/ipv6/ip6_checksum.c
+++ b/net/ipv6/ip6_checksum.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <net/ip.h>
#include <net/udp.h>
#include <net/udplite.h>
diff --git a/net/ipv6/ip6_flowlabel.c b/net/ipv6/ip6_flowlabel.c
index 8081bafe441b..15535ee327c5 100644
--- a/net/ipv6/ip6_flowlabel.c
+++ b/net/ipv6/ip6_flowlabel.c
@@ -315,6 +315,7 @@ struct ipv6_txoptions *fl6_merge_options(struct ipv6_txoptions *opt_space,
}
opt_space->dst1opt = fopt->dst1opt;
opt_space->opt_flen = fopt->opt_flen;
+ opt_space->tot_len = fopt->tot_len;
return opt_space;
}
EXPORT_SYMBOL_GPL(fl6_merge_options);
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index 1602b491b281..59c121b932ac 100644
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -408,13 +408,16 @@ static void ip6gre_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
case ICMPV6_DEST_UNREACH:
net_dbg_ratelimited("%s: Path to destination invalid or inactive!\n",
t->parms.name);
- break;
+ if (code != ICMPV6_PORT_UNREACH)
+ break;
+ return;
case ICMPV6_TIME_EXCEED:
if (code == ICMPV6_EXC_HOPLIMIT) {
net_dbg_ratelimited("%s: Too small hop limit or routing loop in tunnel!\n",
t->parms.name);
+ break;
}
- break;
+ return;
case ICMPV6_PARAMPROB:
teli = 0;
if (code == ICMPV6_HDR_FIELD)
@@ -430,7 +433,7 @@ static void ip6gre_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
net_dbg_ratelimited("%s: Recipient unable to parse tunneled packet!\n",
t->parms.name);
}
- break;
+ return;
case ICMPV6_PKT_TOOBIG:
mtu = be32_to_cpu(info) - offset - t->tun_hlen;
if (t->dev->type == ARPHRD_ETHER)
@@ -438,7 +441,7 @@ static void ip6gre_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
if (mtu < IPV6_MIN_MTU)
mtu = IPV6_MIN_MTU;
t->dev->mtu = mtu;
- break;
+ return;
}
if (time_before(jiffies, t->err_time + IP6TUNNEL_ERR_TIMEO))
@@ -500,8 +503,8 @@ static netdev_tx_t __gre6_xmit(struct sk_buff *skb,
__u32 *pmtu, __be16 proto)
{
struct ip6_tnl *tunnel = netdev_priv(dev);
- __be16 protocol = (dev->type == ARPHRD_ETHER) ?
- htons(ETH_P_TEB) : proto;
+ struct dst_entry *dst = skb_dst(skb);
+ __be16 protocol;
if (dev->type == ARPHRD_ETHER)
IPCB(skb)->flags = 0;
@@ -515,9 +518,14 @@ static netdev_tx_t __gre6_xmit(struct sk_buff *skb,
tunnel->o_seqno++;
/* Push GRE header. */
+ protocol = (dev->type == ARPHRD_ETHER) ? htons(ETH_P_TEB) : proto;
gre_build_header(skb, tunnel->tun_hlen, tunnel->parms.o_flags,
protocol, tunnel->parms.o_key, htonl(tunnel->o_seqno));
+ /* TooBig packet may have updated dst->dev's mtu */
+ if (dst && dst_mtu(dst) > dst->dev->mtu)
+ dst->ops->update_pmtu(dst, NULL, skb, dst->dev->mtu);
+
return ip6_tnl_xmit(skb, dev, dsfield, fl6, encap_limit, pmtu,
NEXTHDR_GRE);
}
diff --git a/net/ipv6/ip6_icmp.c b/net/ipv6/ip6_icmp.c
index 713676f14a0e..02045494c24c 100644
--- a/net/ipv6/ip6_icmp.c
+++ b/net/ipv6/ip6_icmp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include <linux/icmpv6.h>
#include <linux/mutex.h>
diff --git a/net/ipv6/ip6_offload.c b/net/ipv6/ip6_offload.c
index cdb3728faca7..4a87f9428ca5 100644
--- a/net/ipv6/ip6_offload.c
+++ b/net/ipv6/ip6_offload.c
@@ -105,7 +105,7 @@ static struct sk_buff *ipv6_gso_segment(struct sk_buff *skb,
for (skb = segs; skb; skb = skb->next) {
ipv6h = (struct ipv6hdr *)(skb_mac_header(skb) + nhoff);
- if (gso_partial)
+ if (gso_partial && skb_is_gso(skb))
payload_len = skb_shinfo(skb)->gso_size +
SKB_GSO_CB(skb)->data_offset +
skb->head - (unsigned char *)(ipv6h + 1);
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 43ca864327c7..5110a418cc4d 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -1161,11 +1161,11 @@ static int ip6_setup_cork(struct sock *sk, struct inet_cork_full *cork,
if (WARN_ON(v6_cork->opt))
return -EINVAL;
- v6_cork->opt = kzalloc(opt->tot_len, sk->sk_allocation);
+ v6_cork->opt = kzalloc(sizeof(*opt), sk->sk_allocation);
if (unlikely(!v6_cork->opt))
return -ENOBUFS;
- v6_cork->opt->tot_len = opt->tot_len;
+ v6_cork->opt->tot_len = sizeof(*opt);
v6_cork->opt->opt_flen = opt->opt_flen;
v6_cork->opt->opt_nflen = opt->opt_nflen;
diff --git a/net/ipv6/netfilter/Makefile b/net/ipv6/netfilter/Makefile
index fe180c96040e..c6ee0cdd0ba9 100644
--- a/net/ipv6/netfilter/Makefile
+++ b/net/ipv6/netfilter/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the netfilter modules on top of IPv6.
#
diff --git a/net/ipv6/netfilter/ip6t_SYNPROXY.c b/net/ipv6/netfilter/ip6t_SYNPROXY.c
index a5cd43d75393..437af8c95277 100644
--- a/net/ipv6/netfilter/ip6t_SYNPROXY.c
+++ b/net/ipv6/netfilter/ip6t_SYNPROXY.c
@@ -353,7 +353,7 @@ static unsigned int ipv6_synproxy_hook(void *priv,
nexthdr = ipv6_hdr(skb)->nexthdr;
thoff = ipv6_skip_exthdr(skb, sizeof(struct ipv6hdr), &nexthdr,
&frag_off);
- if (thoff < 0)
+ if (thoff < 0 || nexthdr != IPPROTO_TCP)
return NF_ACCEPT;
th = skb_header_pointer(skb, thoff, sizeof(_th), &_th);
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 26cc9f483b6d..a96d5b385d8f 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -1325,7 +1325,7 @@ struct dst_entry *ip6_blackhole_route(struct net *net, struct dst_entry *dst_ori
struct dst_entry *new = NULL;
rt = dst_alloc(&ip6_dst_blackhole_ops, loopback_dev, 1,
- DST_OBSOLETE_NONE, 0);
+ DST_OBSOLETE_DEAD, 0);
if (rt) {
rt6_info_init(rt);
diff --git a/net/ipv6/sysctl_net_ipv6.c b/net/ipv6/sysctl_net_ipv6.c
index 6fbf8ae5e52c..f7051ba5b8af 100644
--- a/net/ipv6/sysctl_net_ipv6.c
+++ b/net/ipv6/sysctl_net_ipv6.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* sysctl_net_ipv6.c: sysctl interface to net IPV6 subsystem.
*
diff --git a/net/ipv6/udp_impl.h b/net/ipv6/udp_impl.h
index f180b3d85e31..7903e21c178b 100644
--- a/net/ipv6/udp_impl.h
+++ b/net/ipv6/udp_impl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _UDP6_IMPL_H
#define _UDP6_IMPL_H
#include <net/udp.h>
diff --git a/net/ipv6/xfrm6_input.c b/net/ipv6/xfrm6_input.c
index f95943a13abc..fe04e23af986 100644
--- a/net/ipv6/xfrm6_input.c
+++ b/net/ipv6/xfrm6_input.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* xfrm6_input.c: based on net/ipv4/xfrm4_input.c
*
diff --git a/net/ipv6/xfrm6_policy.c b/net/ipv6/xfrm6_policy.c
index 11d1314ab6c5..17e95a0386b3 100644
--- a/net/ipv6/xfrm6_policy.c
+++ b/net/ipv6/xfrm6_policy.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* xfrm6_policy.c: based on xfrm4_policy.c
*
diff --git a/net/ipv6/xfrm6_state.c b/net/ipv6/xfrm6_state.c
index 8a1f9c0d2a13..b15075a5c227 100644
--- a/net/ipv6/xfrm6_state.c
+++ b/net/ipv6/xfrm6_state.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* xfrm6_state.c: based on xfrm4_state.c
*
diff --git a/net/ipx/ipx_proc.c b/net/ipx/ipx_proc.c
index 7d75e4c5c75d..38a3d51d9ead 100644
--- a/net/ipx/ipx_proc.c
+++ b/net/ipx/ipx_proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* IPX proc routines
*
diff --git a/net/ipx/ipx_route.c b/net/ipx/ipx_route.c
index b5d91447f3dc..3cf93aa9f284 100644
--- a/net/ipx/ipx_route.c
+++ b/net/ipx/ipx_route.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Implements the IPX routing routines.
* Code moved from af_ipx.c.
diff --git a/net/ipx/pe2.c b/net/ipx/pe2.c
index 32dcd601ab32..ba7d4214bbff 100644
--- a/net/ipx/pe2.c
+++ b/net/ipx/pe2.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/in.h>
#include <linux/mm.h>
#include <linux/module.h>
diff --git a/net/ipx/sysctl_net_ipx.c b/net/ipx/sysctl_net_ipx.c
index 0dafcc561ed6..c3eef457db88 100644
--- a/net/ipx/sysctl_net_ipx.c
+++ b/net/ipx/sysctl_net_ipx.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* -*- linux-c -*-
* sysctl_net_ipx.c: sysctl interface to net IPX subsystem.
*
diff --git a/net/kcm/kcmproc.c b/net/kcm/kcmproc.c
index c748e8a6a72c..bd5723315069 100644
--- a/net/kcm/kcmproc.c
+++ b/net/kcm/kcmproc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/in.h>
#include <linux/inet.h>
#include <linux/list.h>
diff --git a/net/l2tp/Makefile b/net/l2tp/Makefile
index 2870f41ea44d..399a7e5db2f4 100644
--- a/net/l2tp/Makefile
+++ b/net/l2tp/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the L2TP.
#
diff --git a/net/l2tp/l2tp_ppp.c b/net/l2tp/l2tp_ppp.c
index bc6e8bfc5be4..0c2738349442 100644
--- a/net/l2tp/l2tp_ppp.c
+++ b/net/l2tp/l2tp_ppp.c
@@ -584,6 +584,7 @@ static int pppol2tp_connect(struct socket *sock, struct sockaddr *uservaddr,
u32 tunnel_id, peer_tunnel_id;
u32 session_id, peer_session_id;
bool drop_refcnt = false;
+ bool drop_tunnel = false;
int ver = 2;
int fd;
@@ -652,7 +653,9 @@ static int pppol2tp_connect(struct socket *sock, struct sockaddr *uservaddr,
if (tunnel_id == 0)
goto end;
- tunnel = l2tp_tunnel_find(sock_net(sk), tunnel_id);
+ tunnel = l2tp_tunnel_get(sock_net(sk), tunnel_id);
+ if (tunnel)
+ drop_tunnel = true;
/* Special case: create tunnel context if session_id and
* peer_session_id is 0. Otherwise look up tunnel using supplied
@@ -781,6 +784,8 @@ out_no_ppp:
end:
if (drop_refcnt)
l2tp_session_dec_refcount(session);
+ if (drop_tunnel)
+ l2tp_tunnel_dec_refcount(tunnel);
release_sock(sk);
return error;
@@ -988,6 +993,9 @@ static int pppol2tp_session_ioctl(struct l2tp_session *session,
session->name, cmd, arg);
sk = ps->sock;
+ if (!sk)
+ return -EBADR;
+
sock_hold(sk);
switch (cmd) {
diff --git a/net/llc/sysctl_net_llc.c b/net/llc/sysctl_net_llc.c
index 799bafc2af39..8443a6d841b0 100644
--- a/net/llc/sysctl_net_llc.c
+++ b/net/llc/sysctl_net_llc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* sysctl_net_llc.c: sysctl interface to LLC net subsystem.
*
diff --git a/net/mac80211/Makefile b/net/mac80211/Makefile
index 282912245938..80bfe29099f6 100644
--- a/net/mac80211/Makefile
+++ b/net/mac80211/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_MAC80211) += mac80211.o
# mac80211 objects
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index a354f1939e49..fb15d3b97cb2 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -2727,12 +2727,6 @@ static int ieee80211_set_bitrate_mask(struct wiphy *wiphy,
if (!ieee80211_sdata_running(sdata))
return -ENETDOWN;
- if (ieee80211_hw_check(&local->hw, HAS_RATE_CONTROL)) {
- ret = drv_set_bitrate_mask(local, sdata, mask);
- if (ret)
- return ret;
- }
-
/*
* If active validate the setting and reject it if it doesn't leave
* at least one basic rate usable, since we really have to be able
@@ -2748,6 +2742,12 @@ static int ieee80211_set_bitrate_mask(struct wiphy *wiphy,
return -EINVAL;
}
+ if (ieee80211_hw_check(&local->hw, HAS_RATE_CONTROL)) {
+ ret = drv_set_bitrate_mask(local, sdata, mask);
+ if (ret)
+ return ret;
+ }
+
for (i = 0; i < NUM_NL80211_BANDS; i++) {
struct ieee80211_supported_band *sband = wiphy->bands[i];
int j;
diff --git a/net/mac80211/debug.h b/net/mac80211/debug.h
index 1956b3115dd5..d90a8f9cc3fd 100644
--- a/net/mac80211/debug.h
+++ b/net/mac80211/debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MAC80211_DEBUG_H
#define __MAC80211_DEBUG_H
#include <net/cfg80211.h>
diff --git a/net/mac80211/debugfs.h b/net/mac80211/debugfs.h
index 60c35afee29d..d2c424787463 100644
--- a/net/mac80211/debugfs.h
+++ b/net/mac80211/debugfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MAC80211_DEBUGFS_H
#define __MAC80211_DEBUGFS_H
diff --git a/net/mac80211/debugfs_key.h b/net/mac80211/debugfs_key.h
index 32adc77e9c77..1cd7b8bff56c 100644
--- a/net/mac80211/debugfs_key.h
+++ b/net/mac80211/debugfs_key.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MAC80211_DEBUGFS_KEY_H
#define __MAC80211_DEBUGFS_KEY_H
diff --git a/net/mac80211/debugfs_netdev.h b/net/mac80211/debugfs_netdev.h
index 9f5501a9a795..a7e9d8d518f9 100644
--- a/net/mac80211/debugfs_netdev.h
+++ b/net/mac80211/debugfs_netdev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* routines exported for debugfs handling */
#ifndef __IEEE80211_DEBUGFS_NETDEV_H
diff --git a/net/mac80211/debugfs_sta.h b/net/mac80211/debugfs_sta.h
index 8b608903259f..d2e7c27ad6d1 100644
--- a/net/mac80211/debugfs_sta.h
+++ b/net/mac80211/debugfs_sta.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MAC80211_DEBUGFS_STA_H
#define __MAC80211_DEBUGFS_STA_H
diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h
index 09f77e4a8a79..c7f93fd9ca7a 100644
--- a/net/mac80211/driver-ops.h
+++ b/net/mac80211/driver-ops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Portions of this file
* Copyright(c) 2016 Intel Deutschland GmbH
diff --git a/net/mac80211/key.c b/net/mac80211/key.c
index a98fc2b5e0dc..938049395f90 100644
--- a/net/mac80211/key.c
+++ b/net/mac80211/key.c
@@ -4,7 +4,7 @@
* Copyright 2006-2007 Jiri Benc <jbenc@suse.cz>
* Copyright 2007-2008 Johannes Berg <johannes@sipsolutions.net>
* Copyright 2013-2014 Intel Mobile Communications GmbH
- * Copyright 2015 Intel Deutschland GmbH
+ * Copyright 2015-2017 Intel Deutschland GmbH
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
@@ -19,6 +19,7 @@
#include <linux/slab.h>
#include <linux/export.h>
#include <net/mac80211.h>
+#include <crypto/algapi.h>
#include <asm/unaligned.h>
#include "ieee80211_i.h"
#include "driver-ops.h"
@@ -609,6 +610,39 @@ void ieee80211_key_free_unused(struct ieee80211_key *key)
ieee80211_key_free_common(key);
}
+static bool ieee80211_key_identical(struct ieee80211_sub_if_data *sdata,
+ struct ieee80211_key *old,
+ struct ieee80211_key *new)
+{
+ u8 tkip_old[WLAN_KEY_LEN_TKIP], tkip_new[WLAN_KEY_LEN_TKIP];
+ u8 *tk_old, *tk_new;
+
+ if (!old || new->conf.keylen != old->conf.keylen)
+ return false;
+
+ tk_old = old->conf.key;
+ tk_new = new->conf.key;
+
+ /*
+ * In station mode, don't compare the TX MIC key, as it's never used
+ * and offloaded rekeying may not care to send it to the host. This
+ * is the case in iwlwifi, for example.
+ */
+ if (sdata->vif.type == NL80211_IFTYPE_STATION &&
+ new->conf.cipher == WLAN_CIPHER_SUITE_TKIP &&
+ new->conf.keylen == WLAN_KEY_LEN_TKIP &&
+ !(new->conf.flags & IEEE80211_KEY_FLAG_PAIRWISE)) {
+ memcpy(tkip_old, tk_old, WLAN_KEY_LEN_TKIP);
+ memcpy(tkip_new, tk_new, WLAN_KEY_LEN_TKIP);
+ memset(tkip_old + NL80211_TKIP_DATA_OFFSET_TX_MIC_KEY, 0, 8);
+ memset(tkip_new + NL80211_TKIP_DATA_OFFSET_TX_MIC_KEY, 0, 8);
+ tk_old = tkip_old;
+ tk_new = tkip_new;
+ }
+
+ return !crypto_memneq(tk_old, tk_new, new->conf.keylen);
+}
+
int ieee80211_key_link(struct ieee80211_key *key,
struct ieee80211_sub_if_data *sdata,
struct sta_info *sta)
@@ -620,9 +654,6 @@ int ieee80211_key_link(struct ieee80211_key *key,
pairwise = key->conf.flags & IEEE80211_KEY_FLAG_PAIRWISE;
idx = key->conf.keyidx;
- key->local = sdata->local;
- key->sdata = sdata;
- key->sta = sta;
mutex_lock(&sdata->local->key_mtx);
@@ -633,6 +664,20 @@ int ieee80211_key_link(struct ieee80211_key *key,
else
old_key = key_mtx_dereference(sdata->local, sdata->keys[idx]);
+ /*
+ * Silently accept key re-installation without really installing the
+ * new version of the key to avoid nonce reuse or replay issues.
+ */
+ if (ieee80211_key_identical(sdata, old_key, key)) {
+ ieee80211_key_free_unused(key);
+ ret = 0;
+ goto out;
+ }
+
+ key->local = sdata->local;
+ key->sdata = sdata;
+ key->sta = sta;
+
increment_tailroom_need_count(sdata);
ieee80211_key_replace(sdata, sta, pairwise, old_key, key);
@@ -648,6 +693,7 @@ int ieee80211_key_link(struct ieee80211_key *key,
ret = 0;
}
+ out:
mutex_unlock(&sdata->local->key_mtx);
return ret;
diff --git a/net/mac80211/pm.c b/net/mac80211/pm.c
index a87d195c4a61..38c45e1dafd8 100644
--- a/net/mac80211/pm.c
+++ b/net/mac80211/pm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <net/mac80211.h>
#include <net/rtnetlink.h>
diff --git a/net/mac80211/trace.c b/net/mac80211/trace.c
index edfe0c170a1c..837857261b66 100644
--- a/net/mac80211/trace.c
+++ b/net/mac80211/trace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* bug in tracepoint.h, it should include this */
#include <linux/module.h>
diff --git a/net/mac80211/trace.h b/net/mac80211/trace.h
index 3d9ac17af407..591ad02e1fa4 100644
--- a/net/mac80211/trace.h
+++ b/net/mac80211/trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Portions of this file
* Copyright(c) 2016 Intel Deutschland GmbH
diff --git a/net/mac80211/trace_msg.h b/net/mac80211/trace_msg.h
index 768f7c22a190..366b9e6f043e 100644
--- a/net/mac80211/trace_msg.h
+++ b/net/mac80211/trace_msg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef CONFIG_MAC80211_MESSAGE_TRACING
#if !defined(__MAC80211_MSG_DRIVER_TRACE) || defined(TRACE_HEADER_MULTI_READ)
diff --git a/net/mac802154/cfg.h b/net/mac802154/cfg.h
index e2718f981e82..3bb089685500 100644
--- a/net/mac802154/cfg.h
+++ b/net/mac802154/cfg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* mac802154 configuration hooks for cfg802154
*/
diff --git a/net/mac802154/driver-ops.h b/net/mac802154/driver-ops.h
index fd9daf2ecec9..d23f0db98015 100644
--- a/net/mac802154/driver-ops.h
+++ b/net/mac802154/driver-ops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MAC802154_DRIVER_OPS
#define __MAC802154_DRIVER_OPS
diff --git a/net/mac802154/trace.c b/net/mac802154/trace.c
index 863e5e6b983d..c36e3d541a42 100644
--- a/net/mac802154/trace.c
+++ b/net/mac802154/trace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/module.h>
#ifndef __CHECKER__
diff --git a/net/mac802154/trace.h b/net/mac802154/trace.h
index 6f30e0c93a16..2c8a43d3607f 100644
--- a/net/mac802154/trace.h
+++ b/net/mac802154/trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Based on net/mac80211/trace.h */
#undef TRACE_SYSTEM
diff --git a/net/mpls/internal.h b/net/mpls/internal.h
index cf65aec2e551..768a302879b4 100644
--- a/net/mpls/internal.h
+++ b/net/mpls/internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef MPLS_INTERNAL_H
#define MPLS_INTERNAL_H
#include <net/mpls.h>
diff --git a/net/ncsi/internal.h b/net/ncsi/internal.h
index af3d636534ef..d30f7bd741d0 100644
--- a/net/ncsi/internal.h
+++ b/net/ncsi/internal.h
@@ -286,6 +286,7 @@ struct ncsi_dev_priv {
struct work_struct work; /* For channel management */
struct packet_type ptype; /* NCSI packet Rx handler */
struct list_head node; /* Form NCSI device list */
+#define NCSI_MAX_VLAN_VIDS 15
struct list_head vlan_vids; /* List of active VLAN IDs */
};
diff --git a/net/ncsi/ncsi-aen.c b/net/ncsi/ncsi-aen.c
index 6898e7229285..f135938bf781 100644
--- a/net/ncsi/ncsi-aen.c
+++ b/net/ncsi/ncsi-aen.c
@@ -187,7 +187,7 @@ static struct ncsi_aen_handler {
} ncsi_aen_handlers[] = {
{ NCSI_PKT_AEN_LSC, 12, ncsi_aen_handler_lsc },
{ NCSI_PKT_AEN_CR, 4, ncsi_aen_handler_cr },
- { NCSI_PKT_AEN_HNCDSC, 4, ncsi_aen_handler_hncdsc }
+ { NCSI_PKT_AEN_HNCDSC, 8, ncsi_aen_handler_hncdsc }
};
int ncsi_aen_handler(struct ncsi_dev_priv *ndp, struct sk_buff *skb)
diff --git a/net/ncsi/ncsi-manage.c b/net/ncsi/ncsi-manage.c
index 3fd3c39e6278..28c42b22b748 100644
--- a/net/ncsi/ncsi-manage.c
+++ b/net/ncsi/ncsi-manage.c
@@ -189,6 +189,7 @@ static void ncsi_channel_monitor(unsigned long data)
struct ncsi_channel *nc = (struct ncsi_channel *)data;
struct ncsi_package *np = nc->package;
struct ncsi_dev_priv *ndp = np->ndp;
+ struct ncsi_channel_mode *ncm;
struct ncsi_cmd_arg nca;
bool enabled, chained;
unsigned int monitor_state;
@@ -202,11 +203,15 @@ static void ncsi_channel_monitor(unsigned long data)
monitor_state = nc->monitor.state;
spin_unlock_irqrestore(&nc->lock, flags);
- if (!enabled || chained)
+ if (!enabled || chained) {
+ ncsi_stop_channel_monitor(nc);
return;
+ }
if (state != NCSI_CHANNEL_INACTIVE &&
- state != NCSI_CHANNEL_ACTIVE)
+ state != NCSI_CHANNEL_ACTIVE) {
+ ncsi_stop_channel_monitor(nc);
return;
+ }
switch (monitor_state) {
case NCSI_CHANNEL_MONITOR_START:
@@ -217,28 +222,28 @@ static void ncsi_channel_monitor(unsigned long data)
nca.type = NCSI_PKT_CMD_GLS;
nca.req_flags = 0;
ret = ncsi_xmit_cmd(&nca);
- if (ret) {
+ if (ret)
netdev_err(ndp->ndev.dev, "Error %d sending GLS\n",
ret);
- return;
- }
-
break;
case NCSI_CHANNEL_MONITOR_WAIT ... NCSI_CHANNEL_MONITOR_WAIT_MAX:
break;
default:
- if (!(ndp->flags & NCSI_DEV_HWA) &&
- state == NCSI_CHANNEL_ACTIVE) {
+ if (!(ndp->flags & NCSI_DEV_HWA)) {
ncsi_report_link(ndp, true);
ndp->flags |= NCSI_DEV_RESHUFFLE;
}
+ ncsi_stop_channel_monitor(nc);
+
+ ncm = &nc->modes[NCSI_MODE_LINK];
spin_lock_irqsave(&nc->lock, flags);
nc->state = NCSI_CHANNEL_INVISIBLE;
+ ncm->data[2] &= ~0x1;
spin_unlock_irqrestore(&nc->lock, flags);
spin_lock_irqsave(&ndp->lock, flags);
- nc->state = NCSI_CHANNEL_INACTIVE;
+ nc->state = NCSI_CHANNEL_ACTIVE;
list_add_tail_rcu(&nc->link, &ndp->channel_queue);
spin_unlock_irqrestore(&ndp->lock, flags);
ncsi_process_next_channel(ndp);
@@ -732,6 +737,10 @@ static int set_one_vid(struct ncsi_dev_priv *ndp, struct ncsi_channel *nc,
if (index < 0) {
netdev_err(ndp->ndev.dev,
"Failed to add new VLAN tag, error %d\n", index);
+ if (index == -ENOSPC)
+ netdev_err(ndp->ndev.dev,
+ "Channel %u already has all VLAN filters set\n",
+ nc->id);
return -1;
}
@@ -998,12 +1007,15 @@ static bool ncsi_check_hwa(struct ncsi_dev_priv *ndp)
struct ncsi_package *np;
struct ncsi_channel *nc;
unsigned int cap;
+ bool has_channel = false;
/* The hardware arbitration is disabled if any one channel
* doesn't support explicitly.
*/
NCSI_FOR_EACH_PACKAGE(ndp, np) {
NCSI_FOR_EACH_CHANNEL(np, nc) {
+ has_channel = true;
+
cap = nc->caps[NCSI_CAP_GENERIC].cap;
if (!(cap & NCSI_CAP_GENERIC_HWA) ||
(cap & NCSI_CAP_GENERIC_HWA_MASK) !=
@@ -1014,8 +1026,13 @@ static bool ncsi_check_hwa(struct ncsi_dev_priv *ndp)
}
}
- ndp->flags |= NCSI_DEV_HWA;
- return true;
+ if (has_channel) {
+ ndp->flags |= NCSI_DEV_HWA;
+ return true;
+ }
+
+ ndp->flags &= ~NCSI_DEV_HWA;
+ return false;
}
static int ncsi_enable_hwa(struct ncsi_dev_priv *ndp)
@@ -1403,7 +1420,6 @@ static int ncsi_kick_channels(struct ncsi_dev_priv *ndp)
int ncsi_vlan_rx_add_vid(struct net_device *dev, __be16 proto, u16 vid)
{
- struct ncsi_channel_filter *ncf;
struct ncsi_dev_priv *ndp;
unsigned int n_vids = 0;
struct vlan_vid *vlan;
@@ -1420,7 +1436,6 @@ int ncsi_vlan_rx_add_vid(struct net_device *dev, __be16 proto, u16 vid)
}
ndp = TO_NCSI_DEV_PRIV(nd);
- ncf = ndp->hot_channel->filters[NCSI_FILTER_VLAN];
/* Add the VLAN id to our internal list */
list_for_each_entry_rcu(vlan, &ndp->vlan_vids, list) {
@@ -1431,12 +1446,11 @@ int ncsi_vlan_rx_add_vid(struct net_device *dev, __be16 proto, u16 vid)
return 0;
}
}
-
- if (n_vids >= ncf->total) {
- netdev_info(dev,
- "NCSI Channel supports up to %u VLAN tags but %u are already set\n",
- ncf->total, n_vids);
- return -EINVAL;
+ if (n_vids >= NCSI_MAX_VLAN_VIDS) {
+ netdev_warn(dev,
+ "tried to add vlan id %u but NCSI max already registered (%u)\n",
+ vid, NCSI_MAX_VLAN_VIDS);
+ return -ENOSPC;
}
vlan = kzalloc(sizeof(*vlan), GFP_KERNEL);
diff --git a/net/ncsi/ncsi-rsp.c b/net/ncsi/ncsi-rsp.c
index 265b9a892d41..927dad4759d1 100644
--- a/net/ncsi/ncsi-rsp.c
+++ b/net/ncsi/ncsi-rsp.c
@@ -959,7 +959,7 @@ static struct ncsi_rsp_handler {
{ NCSI_PKT_RSP_EGMF, 4, ncsi_rsp_handler_egmf },
{ NCSI_PKT_RSP_DGMF, 4, ncsi_rsp_handler_dgmf },
{ NCSI_PKT_RSP_SNFC, 4, ncsi_rsp_handler_snfc },
- { NCSI_PKT_RSP_GVI, 36, ncsi_rsp_handler_gvi },
+ { NCSI_PKT_RSP_GVI, 40, ncsi_rsp_handler_gvi },
{ NCSI_PKT_RSP_GC, 32, ncsi_rsp_handler_gc },
{ NCSI_PKT_RSP_GP, -1, ncsi_rsp_handler_gp },
{ NCSI_PKT_RSP_GCPS, 172, ncsi_rsp_handler_gcps },
diff --git a/net/netfilter/Makefile b/net/netfilter/Makefile
index d3891c93edd6..f78ed2470831 100644
--- a/net/netfilter/Makefile
+++ b/net/netfilter/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
netfilter-objs := core.o nf_log.o nf_queue.o nf_sockopt.o
nf_conntrack-y := nf_conntrack_core.o nf_conntrack_standalone.o nf_conntrack_expect.o nf_conntrack_helper.o nf_conntrack_proto.o nf_conntrack_l3proto_generic.o nf_conntrack_proto_generic.o nf_conntrack_proto_tcp.o nf_conntrack_proto_udp.o nf_conntrack_extend.o nf_conntrack_acct.o nf_conntrack_seqadj.o
diff --git a/net/netfilter/ipset/Makefile b/net/netfilter/ipset/Makefile
index 28ec148df02d..a445a6bf4f11 100644
--- a/net/netfilter/ipset/Makefile
+++ b/net/netfilter/ipset/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the ipset modules
#
diff --git a/net/netfilter/ipset/ip_set_core.c b/net/netfilter/ipset/ip_set_core.c
index e495b5e484b1..cf84f7b37cd9 100644
--- a/net/netfilter/ipset/ip_set_core.c
+++ b/net/netfilter/ipset/ip_set_core.c
@@ -1191,14 +1191,17 @@ static int ip_set_swap(struct net *net, struct sock *ctnl, struct sk_buff *skb,
from->family == to->family))
return -IPSET_ERR_TYPE_MISMATCH;
- if (from->ref_netlink || to->ref_netlink)
+ write_lock_bh(&ip_set_ref_lock);
+
+ if (from->ref_netlink || to->ref_netlink) {
+ write_unlock_bh(&ip_set_ref_lock);
return -EBUSY;
+ }
strncpy(from_name, from->name, IPSET_MAXNAMELEN);
strncpy(from->name, to->name, IPSET_MAXNAMELEN);
strncpy(to->name, from_name, IPSET_MAXNAMELEN);
- write_lock_bh(&ip_set_ref_lock);
swap(from->ref, to->ref);
ip_set(inst, from_id) = to;
ip_set(inst, to_id) = from;
@@ -2072,25 +2075,28 @@ static struct pernet_operations ip_set_net_ops = {
static int __init
ip_set_init(void)
{
- int ret = nfnetlink_subsys_register(&ip_set_netlink_subsys);
+ int ret = register_pernet_subsys(&ip_set_net_ops);
+
+ if (ret) {
+ pr_err("ip_set: cannot register pernet_subsys.\n");
+ return ret;
+ }
+ ret = nfnetlink_subsys_register(&ip_set_netlink_subsys);
if (ret != 0) {
pr_err("ip_set: cannot register with nfnetlink.\n");
+ unregister_pernet_subsys(&ip_set_net_ops);
return ret;
}
+
ret = nf_register_sockopt(&so_set);
if (ret != 0) {
pr_err("SO_SET registry failed: %d\n", ret);
nfnetlink_subsys_unregister(&ip_set_netlink_subsys);
+ unregister_pernet_subsys(&ip_set_net_ops);
return ret;
}
- ret = register_pernet_subsys(&ip_set_net_ops);
- if (ret) {
- pr_err("ip_set: cannot register pernet_subsys.\n");
- nf_unregister_sockopt(&so_set);
- nfnetlink_subsys_unregister(&ip_set_netlink_subsys);
- return ret;
- }
+
pr_info("ip_set: protocol %u\n", IPSET_PROTOCOL);
return 0;
}
@@ -2098,9 +2104,10 @@ ip_set_init(void)
static void __exit
ip_set_fini(void)
{
- unregister_pernet_subsys(&ip_set_net_ops);
nf_unregister_sockopt(&so_set);
nfnetlink_subsys_unregister(&ip_set_netlink_subsys);
+
+ unregister_pernet_subsys(&ip_set_net_ops);
pr_debug("these are the famous last words\n");
}
diff --git a/net/netfilter/ipset/ip_set_hash_ip.c b/net/netfilter/ipset/ip_set_hash_ip.c
index 20bfbd315f61..613eb212cb48 100644
--- a/net/netfilter/ipset/ip_set_hash_ip.c
+++ b/net/netfilter/ipset/ip_set_hash_ip.c
@@ -123,13 +123,12 @@ hash_ip4_uadt(struct ip_set *set, struct nlattr *tb[],
return ret;
ip &= ip_set_hostmask(h->netmask);
+ e.ip = htonl(ip);
+ if (e.ip == 0)
+ return -IPSET_ERR_HASH_ELEM;
- if (adt == IPSET_TEST) {
- e.ip = htonl(ip);
- if (e.ip == 0)
- return -IPSET_ERR_HASH_ELEM;
+ if (adt == IPSET_TEST)
return adtfn(set, &e, &ext, &ext, flags);
- }
ip_to = ip;
if (tb[IPSET_ATTR_IP_TO]) {
@@ -148,17 +147,20 @@ hash_ip4_uadt(struct ip_set *set, struct nlattr *tb[],
hosts = h->netmask == 32 ? 1 : 2 << (32 - h->netmask - 1);
- if (retried)
+ if (retried) {
ip = ntohl(h->next.ip);
- for (; !before(ip_to, ip); ip += hosts) {
e.ip = htonl(ip);
- if (e.ip == 0)
- return -IPSET_ERR_HASH_ELEM;
+ }
+ for (; ip <= ip_to;) {
ret = adtfn(set, &e, &ext, &ext, flags);
-
if (ret && !ip_set_eexist(ret, flags))
return ret;
+ ip += hosts;
+ e.ip = htonl(ip);
+ if (e.ip == 0)
+ return 0;
+
ret = 0;
}
return ret;
diff --git a/net/netfilter/ipset/ip_set_hash_ipmark.c b/net/netfilter/ipset/ip_set_hash_ipmark.c
index b64cf14e8352..f3ba8348cf9d 100644
--- a/net/netfilter/ipset/ip_set_hash_ipmark.c
+++ b/net/netfilter/ipset/ip_set_hash_ipmark.c
@@ -149,7 +149,7 @@ hash_ipmark4_uadt(struct ip_set *set, struct nlattr *tb[],
if (retried)
ip = ntohl(h->next.ip);
- for (; !before(ip_to, ip); ip++) {
+ for (; ip <= ip_to; ip++) {
e.ip = htonl(ip);
ret = adtfn(set, &e, &ext, &ext, flags);
diff --git a/net/netfilter/ipset/ip_set_hash_ipport.c b/net/netfilter/ipset/ip_set_hash_ipport.c
index f438740e6c6a..ddb8039ec1d2 100644
--- a/net/netfilter/ipset/ip_set_hash_ipport.c
+++ b/net/netfilter/ipset/ip_set_hash_ipport.c
@@ -178,7 +178,7 @@ hash_ipport4_uadt(struct ip_set *set, struct nlattr *tb[],
if (retried)
ip = ntohl(h->next.ip);
- for (; !before(ip_to, ip); ip++) {
+ for (; ip <= ip_to; ip++) {
p = retried && ip == ntohl(h->next.ip) ? ntohs(h->next.port)
: port;
for (; p <= port_to; p++) {
diff --git a/net/netfilter/ipset/ip_set_hash_ipportip.c b/net/netfilter/ipset/ip_set_hash_ipportip.c
index 6215fb898c50..a7f4d7a85420 100644
--- a/net/netfilter/ipset/ip_set_hash_ipportip.c
+++ b/net/netfilter/ipset/ip_set_hash_ipportip.c
@@ -185,7 +185,7 @@ hash_ipportip4_uadt(struct ip_set *set, struct nlattr *tb[],
if (retried)
ip = ntohl(h->next.ip);
- for (; !before(ip_to, ip); ip++) {
+ for (; ip <= ip_to; ip++) {
p = retried && ip == ntohl(h->next.ip) ? ntohs(h->next.port)
: port;
for (; p <= port_to; p++) {
diff --git a/net/netfilter/ipset/ip_set_hash_ipportnet.c b/net/netfilter/ipset/ip_set_hash_ipportnet.c
index 5ab1b99a53c2..a2f19b9906e9 100644
--- a/net/netfilter/ipset/ip_set_hash_ipportnet.c
+++ b/net/netfilter/ipset/ip_set_hash_ipportnet.c
@@ -271,7 +271,7 @@ hash_ipportnet4_uadt(struct ip_set *set, struct nlattr *tb[],
if (retried)
ip = ntohl(h->next.ip);
- for (; !before(ip_to, ip); ip++) {
+ for (; ip <= ip_to; ip++) {
e.ip = htonl(ip);
p = retried && ip == ntohl(h->next.ip) ? ntohs(h->next.port)
: port;
@@ -281,7 +281,7 @@ hash_ipportnet4_uadt(struct ip_set *set, struct nlattr *tb[],
ip == ntohl(h->next.ip) &&
p == ntohs(h->next.port)
? ntohl(h->next.ip2) : ip2_from;
- while (!after(ip2, ip2_to)) {
+ while (ip2 <= ip2_to) {
e.ip2 = htonl(ip2);
ip2_last = ip_set_range_to_cidr(ip2, ip2_to,
&cidr);
diff --git a/net/netfilter/ipset/ip_set_hash_net.c b/net/netfilter/ipset/ip_set_hash_net.c
index 5d9e895452e7..1c67a1761e45 100644
--- a/net/netfilter/ipset/ip_set_hash_net.c
+++ b/net/netfilter/ipset/ip_set_hash_net.c
@@ -193,7 +193,7 @@ hash_net4_uadt(struct ip_set *set, struct nlattr *tb[],
}
if (retried)
ip = ntohl(h->next.ip);
- while (!after(ip, ip_to)) {
+ while (ip <= ip_to) {
e.ip = htonl(ip);
last = ip_set_range_to_cidr(ip, ip_to, &e.cidr);
ret = adtfn(set, &e, &ext, &ext, flags);
diff --git a/net/netfilter/ipset/ip_set_hash_netiface.c b/net/netfilter/ipset/ip_set_hash_netiface.c
index 44cf11939c91..d417074f1c1a 100644
--- a/net/netfilter/ipset/ip_set_hash_netiface.c
+++ b/net/netfilter/ipset/ip_set_hash_netiface.c
@@ -255,7 +255,7 @@ hash_netiface4_uadt(struct ip_set *set, struct nlattr *tb[],
if (retried)
ip = ntohl(h->next.ip);
- while (!after(ip, ip_to)) {
+ while (ip <= ip_to) {
e.ip = htonl(ip);
last = ip_set_range_to_cidr(ip, ip_to, &e.cidr);
ret = adtfn(set, &e, &ext, &ext, flags);
diff --git a/net/netfilter/ipset/ip_set_hash_netnet.c b/net/netfilter/ipset/ip_set_hash_netnet.c
index db614e13b193..7f9ae2e9645b 100644
--- a/net/netfilter/ipset/ip_set_hash_netnet.c
+++ b/net/netfilter/ipset/ip_set_hash_netnet.c
@@ -250,13 +250,13 @@ hash_netnet4_uadt(struct ip_set *set, struct nlattr *tb[],
if (retried)
ip = ntohl(h->next.ip[0]);
- while (!after(ip, ip_to)) {
+ while (ip <= ip_to) {
e.ip[0] = htonl(ip);
last = ip_set_range_to_cidr(ip, ip_to, &e.cidr[0]);
ip2 = (retried &&
ip == ntohl(h->next.ip[0])) ? ntohl(h->next.ip[1])
: ip2_from;
- while (!after(ip2, ip2_to)) {
+ while (ip2 <= ip2_to) {
e.ip[1] = htonl(ip2);
last2 = ip_set_range_to_cidr(ip2, ip2_to, &e.cidr[1]);
ret = adtfn(set, &e, &ext, &ext, flags);
diff --git a/net/netfilter/ipset/ip_set_hash_netport.c b/net/netfilter/ipset/ip_set_hash_netport.c
index 54b64b6cd0cd..e6ef382febe4 100644
--- a/net/netfilter/ipset/ip_set_hash_netport.c
+++ b/net/netfilter/ipset/ip_set_hash_netport.c
@@ -241,7 +241,7 @@ hash_netport4_uadt(struct ip_set *set, struct nlattr *tb[],
if (retried)
ip = ntohl(h->next.ip);
- while (!after(ip, ip_to)) {
+ while (ip <= ip_to) {
e.ip = htonl(ip);
last = ip_set_range_to_cidr(ip, ip_to, &cidr);
e.cidr = cidr - 1;
diff --git a/net/netfilter/ipset/ip_set_hash_netportnet.c b/net/netfilter/ipset/ip_set_hash_netportnet.c
index aff846960ac4..8602f2595a1a 100644
--- a/net/netfilter/ipset/ip_set_hash_netportnet.c
+++ b/net/netfilter/ipset/ip_set_hash_netportnet.c
@@ -291,7 +291,7 @@ hash_netportnet4_uadt(struct ip_set *set, struct nlattr *tb[],
if (retried)
ip = ntohl(h->next.ip[0]);
- while (!after(ip, ip_to)) {
+ while (ip <= ip_to) {
e.ip[0] = htonl(ip);
ip_last = ip_set_range_to_cidr(ip, ip_to, &e.cidr[0]);
p = retried && ip == ntohl(h->next.ip[0]) ? ntohs(h->next.port)
@@ -301,7 +301,7 @@ hash_netportnet4_uadt(struct ip_set *set, struct nlattr *tb[],
ip2 = (retried && ip == ntohl(h->next.ip[0]) &&
p == ntohs(h->next.port)) ? ntohl(h->next.ip[1])
: ip2_from;
- while (!after(ip2, ip2_to)) {
+ while (ip2 <= ip2_to) {
e.ip[1] = htonl(ip2);
ip2_last = ip_set_range_to_cidr(ip2, ip2_to,
&e.cidr[1]);
diff --git a/net/netfilter/ipvs/Makefile b/net/netfilter/ipvs/Makefile
index 67f3f4389602..c552993fa4b9 100644
--- a/net/netfilter/ipvs/Makefile
+++ b/net/netfilter/ipvs/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the IPVS modules on top of IPv4.
#
diff --git a/net/netfilter/ipvs/ip_vs_proto_sctp.c b/net/netfilter/ipvs/ip_vs_proto_sctp.c
index 57c8ee66491e..eff7569824e5 100644
--- a/net/netfilter/ipvs/ip_vs_proto_sctp.c
+++ b/net/netfilter/ipvs/ip_vs_proto_sctp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/ip.h>
#include <linux/sctp.h>
diff --git a/net/netfilter/ipvs/ip_vs_sync.c b/net/netfilter/ipvs/ip_vs_sync.c
index 0e5b64a75da0..13f740875507 100644
--- a/net/netfilter/ipvs/ip_vs_sync.c
+++ b/net/netfilter/ipvs/ip_vs_sync.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* IPVS An implementation of the IP virtual server support for the
* LINUX operating system. IPVS is now implemented as a module
diff --git a/net/netfilter/ipvs/ip_vs_xmit.c b/net/netfilter/ipvs/ip_vs_xmit.c
index 90d396814798..4527921b1c3a 100644
--- a/net/netfilter/ipvs/ip_vs_xmit.c
+++ b/net/netfilter/ipvs/ip_vs_xmit.c
@@ -921,6 +921,7 @@ ip_vs_prepare_tunneled_skb(struct sk_buff *skb, int skb_af,
{
struct sk_buff *new_skb = NULL;
struct iphdr *old_iph = NULL;
+ __u8 old_dsfield;
#ifdef CONFIG_IP_VS_IPV6
struct ipv6hdr *old_ipv6h = NULL;
#endif
@@ -945,7 +946,7 @@ ip_vs_prepare_tunneled_skb(struct sk_buff *skb, int skb_af,
*payload_len =
ntohs(old_ipv6h->payload_len) +
sizeof(*old_ipv6h);
- *dsfield = ipv6_get_dsfield(old_ipv6h);
+ old_dsfield = ipv6_get_dsfield(old_ipv6h);
*ttl = old_ipv6h->hop_limit;
if (df)
*df = 0;
@@ -960,12 +961,15 @@ ip_vs_prepare_tunneled_skb(struct sk_buff *skb, int skb_af,
/* fix old IP header checksum */
ip_send_check(old_iph);
- *dsfield = ipv4_get_dsfield(old_iph);
+ old_dsfield = ipv4_get_dsfield(old_iph);
*ttl = old_iph->ttl;
if (payload_len)
*payload_len = ntohs(old_iph->tot_len);
}
+ /* Implement full-functionality option for ECN encapsulation */
+ *dsfield = INET_ECN_encapsulate(old_dsfield, old_dsfield);
+
return skb;
error:
kfree_skb(skb);
diff --git a/net/netfilter/nf_internals.h b/net/netfilter/nf_internals.h
index 49f87ec093a3..44284cd2528d 100644
--- a/net/netfilter/nf_internals.h
+++ b/net/netfilter/nf_internals.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_INTERNALS_H
#define _NF_INTERNALS_H
diff --git a/net/netfilter/nf_sockopt.c b/net/netfilter/nf_sockopt.c
index d2a9e6b5d01f..46cb3786e0ec 100644
--- a/net/netfilter/nf_sockopt.c
+++ b/net/netfilter/nf_sockopt.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/module.h>
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 929927171426..64e1ee091225 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -1048,7 +1048,7 @@ static int nf_tables_fill_chain_info(struct sk_buff *skb, struct net *net,
if (nla_put_string(skb, NFTA_CHAIN_TYPE, basechain->type->name))
goto nla_put_failure;
- if (nft_dump_stats(skb, nft_base_chain(chain)->stats))
+ if (basechain->stats && nft_dump_stats(skb, basechain->stats))
goto nla_put_failure;
}
@@ -1487,8 +1487,8 @@ static int nf_tables_updchain(struct nft_ctx *ctx, u8 genmask, u8 policy,
chain2 = nf_tables_chain_lookup(table, nla[NFTA_CHAIN_NAME],
genmask);
- if (IS_ERR(chain2))
- return PTR_ERR(chain2);
+ if (!IS_ERR(chain2))
+ return -EEXIST;
}
if (nla[NFTA_CHAIN_COUNTERS]) {
@@ -2741,8 +2741,10 @@ cont:
list_for_each_entry(i, &ctx->table->sets, list) {
if (!nft_is_active_next(ctx->net, i))
continue;
- if (!strcmp(set->name, i->name))
+ if (!strcmp(set->name, i->name)) {
+ kfree(set->name);
return -ENFILE;
+ }
}
return 0;
}
diff --git a/net/netfilter/nft_set_hash.c b/net/netfilter/nft_set_hash.c
index 0fa01d772c5e..9c0d5a7ce5f9 100644
--- a/net/netfilter/nft_set_hash.c
+++ b/net/netfilter/nft_set_hash.c
@@ -643,7 +643,6 @@ nft_hash_select_ops(const struct nft_ctx *ctx, const struct nft_set_desc *desc,
{
if (desc->size) {
switch (desc->klen) {
- case 2:
case 4:
return &nft_hash_fast_ops;
default:
diff --git a/net/netfilter/x_tables.c b/net/netfilter/x_tables.c
index c83a3b5e1c6c..d8571f414208 100644
--- a/net/netfilter/x_tables.c
+++ b/net/netfilter/x_tables.c
@@ -892,7 +892,7 @@ void *xt_copy_counters_from_user(const void __user *user, unsigned int len,
if (copy_from_user(&compat_tmp, user, sizeof(compat_tmp)) != 0)
return ERR_PTR(-EFAULT);
- strlcpy(info->name, compat_tmp.name, sizeof(info->name));
+ memcpy(info->name, compat_tmp.name, sizeof(info->name) - 1);
info->num_counters = compat_tmp.num_counters;
user += sizeof(compat_tmp);
} else
@@ -905,9 +905,9 @@ void *xt_copy_counters_from_user(const void __user *user, unsigned int len,
if (copy_from_user(info, user, sizeof(*info)) != 0)
return ERR_PTR(-EFAULT);
- info->name[sizeof(info->name) - 1] = '\0';
user += sizeof(*info);
}
+ info->name[sizeof(info->name) - 1] = '\0';
size = sizeof(struct xt_counters);
size *= info->num_counters;
diff --git a/net/netfilter/xt_bpf.c b/net/netfilter/xt_bpf.c
index 38986a95216c..29123934887b 100644
--- a/net/netfilter/xt_bpf.c
+++ b/net/netfilter/xt_bpf.c
@@ -8,6 +8,7 @@
*/
#include <linux/module.h>
+#include <linux/syscalls.h>
#include <linux/skbuff.h>
#include <linux/filter.h>
#include <linux/bpf.h>
@@ -49,6 +50,22 @@ static int __bpf_mt_check_fd(int fd, struct bpf_prog **ret)
return 0;
}
+static int __bpf_mt_check_path(const char *path, struct bpf_prog **ret)
+{
+ mm_segment_t oldfs = get_fs();
+ int retval, fd;
+
+ set_fs(KERNEL_DS);
+ fd = bpf_obj_get_user(path);
+ set_fs(oldfs);
+ if (fd < 0)
+ return fd;
+
+ retval = __bpf_mt_check_fd(fd, ret);
+ sys_close(fd);
+ return retval;
+}
+
static int bpf_mt_check(const struct xt_mtchk_param *par)
{
struct xt_bpf_info *info = par->matchinfo;
@@ -66,9 +83,10 @@ static int bpf_mt_check_v1(const struct xt_mtchk_param *par)
return __bpf_mt_check_bytecode(info->bpf_program,
info->bpf_program_num_elem,
&info->filter);
- else if (info->mode == XT_BPF_MODE_FD_PINNED ||
- info->mode == XT_BPF_MODE_FD_ELF)
+ else if (info->mode == XT_BPF_MODE_FD_ELF)
return __bpf_mt_check_fd(info->fd, &info->filter);
+ else if (info->mode == XT_BPF_MODE_PATH_PINNED)
+ return __bpf_mt_check_path(info->path, &info->filter);
else
return -EINVAL;
}
diff --git a/net/netfilter/xt_repldata.h b/net/netfilter/xt_repldata.h
index 8fd324116e6f..68ccbe50bb1e 100644
--- a/net/netfilter/xt_repldata.h
+++ b/net/netfilter/xt_repldata.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Today's hack: quantum tunneling in structs
*
diff --git a/net/netfilter/xt_socket.c b/net/netfilter/xt_socket.c
index e75ef39669c5..575d2153e3b8 100644
--- a/net/netfilter/xt_socket.c
+++ b/net/netfilter/xt_socket.c
@@ -76,7 +76,7 @@ socket_match(const struct sk_buff *skb, struct xt_action_param *par,
transparent = nf_sk_is_transparent(sk);
if (info->flags & XT_SOCKET_RESTORESKMARK && !wildcard &&
- transparent)
+ transparent && sk_fullsock(sk))
pskb->mark = sk->sk_mark;
if (sk != skb->sk)
@@ -133,7 +133,7 @@ socket_mt6_v1_v2_v3(const struct sk_buff *skb, struct xt_action_param *par)
transparent = nf_sk_is_transparent(sk);
if (info->flags & XT_SOCKET_RESTORESKMARK && !wildcard &&
- transparent)
+ transparent && sk_fullsock(sk))
pskb->mark = sk->sk_mark;
if (sk != skb->sk)
diff --git a/net/netlabel/Makefile b/net/netlabel/Makefile
index d341ede0dca5..5a46381a64e7 100644
--- a/net/netlabel/Makefile
+++ b/net/netlabel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the NetLabel subsystem.
#
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 94c11cf0459d..b93148e8e9fb 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -2266,16 +2266,17 @@ int __netlink_dump_start(struct sock *ssk, struct sk_buff *skb,
cb->min_dump_alloc = control->min_dump_alloc;
cb->skb = skb;
+ if (cb->start) {
+ ret = cb->start(cb);
+ if (ret)
+ goto error_unlock;
+ }
+
nlk->cb_running = true;
mutex_unlock(nlk->cb_mutex);
- ret = 0;
- if (cb->start)
- ret = cb->start(cb);
-
- if (!ret)
- ret = netlink_dump(sk);
+ ret = netlink_dump(sk);
sock_put(sk);
@@ -2306,6 +2307,7 @@ void netlink_ack(struct sk_buff *in_skb, struct nlmsghdr *nlh, int err,
size_t tlvlen = 0;
struct netlink_sock *nlk = nlk_sk(NETLINK_CB(in_skb).sk);
unsigned int flags = 0;
+ bool nlk_has_extack = nlk->flags & NETLINK_F_EXT_ACK;
/* Error messages get the original request appened, unless the user
* requests to cap the error message, and get extra error data if
@@ -2316,7 +2318,7 @@ void netlink_ack(struct sk_buff *in_skb, struct nlmsghdr *nlh, int err,
payload += nlmsg_len(nlh);
else
flags |= NLM_F_CAPPED;
- if (nlk->flags & NETLINK_F_EXT_ACK && extack) {
+ if (nlk_has_extack && extack) {
if (extack->_msg)
tlvlen += nla_total_size(strlen(extack->_msg) + 1);
if (extack->bad_attr)
@@ -2325,8 +2327,7 @@ void netlink_ack(struct sk_buff *in_skb, struct nlmsghdr *nlh, int err,
} else {
flags |= NLM_F_CAPPED;
- if (nlk->flags & NETLINK_F_EXT_ACK &&
- extack && extack->cookie_len)
+ if (nlk_has_extack && extack && extack->cookie_len)
tlvlen += nla_total_size(extack->cookie_len);
}
@@ -2354,7 +2355,7 @@ void netlink_ack(struct sk_buff *in_skb, struct nlmsghdr *nlh, int err,
errmsg->error = err;
memcpy(&errmsg->msg, nlh, payload > sizeof(*errmsg) ? nlh->nlmsg_len : sizeof(*nlh));
- if (nlk->flags & NETLINK_F_EXT_ACK && extack) {
+ if (nlk_has_extack && extack) {
if (err) {
if (extack->_msg)
WARN_ON(nla_put_string(skb, NLMSGERR_ATTR_MSG,
diff --git a/net/netlink/af_netlink.h b/net/netlink/af_netlink.h
index 3490f2430532..028188597eaa 100644
--- a/net/netlink/af_netlink.h
+++ b/net/netlink/af_netlink.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _AF_NETLINK_H
#define _AF_NETLINK_H
diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c
index 10f8b4cff40a..d444daf1ac04 100644
--- a/net/netlink/genetlink.c
+++ b/net/netlink/genetlink.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* NETLINK Generic Netlink Family
*
diff --git a/net/nfc/Makefile b/net/nfc/Makefile
index 2555ff8e7219..2ffc69b473fc 100644
--- a/net/nfc/Makefile
+++ b/net/nfc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux NFC subsystem.
#
diff --git a/net/nfc/nci/Makefile b/net/nfc/nci/Makefile
index 0ca31d9bf741..c3362c499281 100644
--- a/net/nfc/nci/Makefile
+++ b/net/nfc/nci/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux NFC NCI layer.
#
diff --git a/net/openvswitch/Makefile b/net/openvswitch/Makefile
index 60f809085b92..299f4476cf44 100644
--- a/net/openvswitch/Makefile
+++ b/net/openvswitch/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for Open vSwitch.
#
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index bec01a3daf5b..2986941164b1 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -1769,7 +1769,7 @@ static int fanout_add(struct sock *sk, u16 id, u16 type_flags)
out:
if (err && rollover) {
- kfree(rollover);
+ kfree_rcu(rollover, rcu);
po->rollover = NULL;
}
mutex_unlock(&fanout_mutex);
@@ -1796,8 +1796,10 @@ static struct packet_fanout *fanout_release(struct sock *sk)
else
f = NULL;
- if (po->rollover)
+ if (po->rollover) {
kfree_rcu(po->rollover, rcu);
+ po->rollover = NULL;
+ }
}
mutex_unlock(&fanout_mutex);
@@ -3851,6 +3853,7 @@ static int packet_getsockopt(struct socket *sock, int level, int optname,
void *data = &val;
union tpacket_stats_u st;
struct tpacket_rollover_stats rstats;
+ struct packet_rollover *rollover;
if (level != SOL_PACKET)
return -ENOPROTOOPT;
@@ -3929,13 +3932,18 @@ static int packet_getsockopt(struct socket *sock, int level, int optname,
0);
break;
case PACKET_ROLLOVER_STATS:
- if (!po->rollover)
+ rcu_read_lock();
+ rollover = rcu_dereference(po->rollover);
+ if (rollover) {
+ rstats.tp_all = atomic_long_read(&rollover->num);
+ rstats.tp_huge = atomic_long_read(&rollover->num_huge);
+ rstats.tp_failed = atomic_long_read(&rollover->num_failed);
+ data = &rstats;
+ lv = sizeof(rstats);
+ }
+ rcu_read_unlock();
+ if (!rollover)
return -EINVAL;
- rstats.tp_all = atomic_long_read(&po->rollover->num);
- rstats.tp_huge = atomic_long_read(&po->rollover->num_huge);
- rstats.tp_failed = atomic_long_read(&po->rollover->num_failed);
- data = &rstats;
- lv = sizeof(rstats);
break;
case PACKET_TX_HAS_OFF:
val = po->tp_tx_has_off;
diff --git a/net/packet/internal.h b/net/packet/internal.h
index 94d1d405a116..562fbc155006 100644
--- a/net/packet/internal.h
+++ b/net/packet/internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PACKET_INTERNAL_H__
#define __PACKET_INTERNAL_H__
diff --git a/net/phonet/Makefile b/net/phonet/Makefile
index e10b1b182ce3..444f875932b9 100644
--- a/net/phonet/Makefile
+++ b/net/phonet/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_PHONET) += phonet.o pn_pep.o
phonet-y := \
diff --git a/net/psample/psample.c b/net/psample/psample.c
index 3a6ad0f438dc..64f95624f219 100644
--- a/net/psample/psample.c
+++ b/net/psample/psample.c
@@ -296,6 +296,6 @@ static void __exit psample_module_exit(void)
module_init(psample_module_init);
module_exit(psample_module_exit);
-MODULE_AUTHOR("Yotam Gigi <yotamg@mellanox.com>");
+MODULE_AUTHOR("Yotam Gigi <yotam.gi@gmail.com>");
MODULE_DESCRIPTION("netlink channel for packet sampling");
MODULE_LICENSE("GPL v2");
diff --git a/net/qrtr/qrtr.h b/net/qrtr/qrtr.h
index 2b848718f8fe..b81e6953c04b 100644
--- a/net/qrtr/qrtr.h
+++ b/net/qrtr/qrtr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __QRTR_H_
#define __QRTR_H_
diff --git a/net/rds/Makefile b/net/rds/Makefile
index 56c7d27eefee..b5d568bd479c 100644
--- a/net/rds/Makefile
+++ b/net/rds/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_RDS) += rds.o
rds-y := af_rds.o bind.o cong.o connection.o info.o message.o \
recv.o send.o stats.o sysctl.o threads.o transport.o \
diff --git a/net/rds/ib.h b/net/rds/ib.h
index bf4822407567..86a8578d95b8 100644
--- a/net/rds/ib.h
+++ b/net/rds/ib.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _RDS_IB_H
#define _RDS_IB_H
diff --git a/net/rds/ib_send.c b/net/rds/ib_send.c
index 6ab39dbcca01..8557a1cae041 100644
--- a/net/rds/ib_send.c
+++ b/net/rds/ib_send.c
@@ -661,13 +661,15 @@ int rds_ib_xmit(struct rds_connection *conn, struct rds_message *rm,
}
}
- rds_ib_set_wr_signal_state(ic, send, 0);
+ rds_ib_set_wr_signal_state(ic, send, false);
/*
* Always signal the last one if we're stopping due to flow control.
*/
- if (ic->i_flowctl && flow_controlled && i == (work_alloc-1))
- send->s_wr.send_flags |= IB_SEND_SIGNALED | IB_SEND_SOLICITED;
+ if (ic->i_flowctl && flow_controlled && i == (work_alloc - 1)) {
+ rds_ib_set_wr_signal_state(ic, send, true);
+ send->s_wr.send_flags |= IB_SEND_SOLICITED;
+ }
if (send->s_wr.send_flags & IB_SEND_SIGNALED)
nr_sig++;
@@ -705,11 +707,8 @@ int rds_ib_xmit(struct rds_connection *conn, struct rds_message *rm,
if (scat == &rm->data.op_sg[rm->data.op_count]) {
prev->s_op = ic->i_data_op;
prev->s_wr.send_flags |= IB_SEND_SOLICITED;
- if (!(prev->s_wr.send_flags & IB_SEND_SIGNALED)) {
- ic->i_unsignaled_wrs = rds_ib_sysctl_max_unsig_wrs;
- prev->s_wr.send_flags |= IB_SEND_SIGNALED;
- nr_sig++;
- }
+ if (!(prev->s_wr.send_flags & IB_SEND_SIGNALED))
+ nr_sig += rds_ib_set_wr_signal_state(ic, prev, true);
ic->i_data_op = NULL;
}
@@ -792,6 +791,7 @@ int rds_ib_xmit_atomic(struct rds_connection *conn, struct rm_atomic_op *op)
send->s_atomic_wr.compare_add_mask = op->op_m_fadd.nocarry_mask;
send->s_atomic_wr.swap_mask = 0;
}
+ send->s_wr.send_flags = 0;
nr_sig = rds_ib_set_wr_signal_state(ic, send, op->op_notify);
send->s_atomic_wr.wr.num_sge = 1;
send->s_atomic_wr.wr.next = NULL;
diff --git a/net/rds/info.h b/net/rds/info.h
index b6c052ca7d22..a069b51c4679 100644
--- a/net/rds/info.h
+++ b/net/rds/info.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _RDS_INFO_H
#define _RDS_INFO_H
diff --git a/net/rds/loop.h b/net/rds/loop.h
index f32b0939a04d..469fa4b2da4f 100644
--- a/net/rds/loop.h
+++ b/net/rds/loop.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _RDS_LOOP_H
#define _RDS_LOOP_H
diff --git a/net/rds/rdma_transport.h b/net/rds/rdma_transport.h
index ff2010e9d20c..d309c4430124 100644
--- a/net/rds/rdma_transport.h
+++ b/net/rds/rdma_transport.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _RDMA_TRANSPORT_H
#define _RDMA_TRANSPORT_H
diff --git a/net/rds/rds.h b/net/rds/rds.h
index 2e0315b159cb..c349c71babff 100644
--- a/net/rds/rds.h
+++ b/net/rds/rds.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _RDS_RDS_H
#define _RDS_RDS_H
diff --git a/net/rds/rds_single_path.h b/net/rds/rds_single_path.h
index e1241af7c1ad..9521f6e99bef 100644
--- a/net/rds/rds_single_path.h
+++ b/net/rds/rds_single_path.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _RDS_RDS_SINGLE_H
#define _RDS_RDS_SINGLE_H
diff --git a/net/rds/tcp.h b/net/rds/tcp.h
index f8800b7ce79c..1aafbf7c3011 100644
--- a/net/rds/tcp.h
+++ b/net/rds/tcp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _RDS_TCP_H
#define _RDS_TCP_H
diff --git a/net/rxrpc/Makefile b/net/rxrpc/Makefile
index 9c68d2f8ba39..6ffb7e9887ce 100644
--- a/net/rxrpc/Makefile
+++ b/net/rxrpc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for Linux kernel RxRPC
#
diff --git a/net/rxrpc/af_rxrpc.c b/net/rxrpc/af_rxrpc.c
index fb17552fd292..4b0a8288c98a 100644
--- a/net/rxrpc/af_rxrpc.c
+++ b/net/rxrpc/af_rxrpc.c
@@ -308,10 +308,11 @@ struct rxrpc_call *rxrpc_kernel_begin_call(struct socket *sock,
call = rxrpc_new_client_call(rx, &cp, srx, user_call_ID, tx_total_len,
gfp);
/* The socket has been unlocked. */
- if (!IS_ERR(call))
+ if (!IS_ERR(call)) {
call->notify_rx = notify_rx;
+ mutex_unlock(&call->user_mutex);
+ }
- mutex_unlock(&call->user_mutex);
_leave(" = %p", call);
return call;
}
diff --git a/net/sched/Makefile b/net/sched/Makefile
index 7b915d226de7..9e43a4721ef8 100644
--- a/net/sched/Makefile
+++ b/net/sched/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux Traffic Control Unit.
#
diff --git a/net/sched/act_api.c b/net/sched/act_api.c
index da6fa82c98a8..ca2ff0b3123f 100644
--- a/net/sched/act_api.c
+++ b/net/sched/act_api.c
@@ -78,6 +78,7 @@ static void tcf_idr_remove(struct tcf_idrinfo *idrinfo, struct tc_action *p)
spin_lock_bh(&idrinfo->lock);
idr_remove_ext(&idrinfo->action_idr, p->tcfa_index);
spin_unlock_bh(&idrinfo->lock);
+ put_net(idrinfo->net);
gen_kill_estimator(&p->tcfa_rate_est);
free_tcf(p);
}
@@ -86,6 +87,8 @@ int __tcf_idr_release(struct tc_action *p, bool bind, bool strict)
{
int ret = 0;
+ ASSERT_RTNL();
+
if (p) {
if (bind)
p->tcfa_bindcnt--;
@@ -334,6 +337,7 @@ err3:
p->idrinfo = idrinfo;
p->ops = ops;
INIT_LIST_HEAD(&p->list);
+ get_net(idrinfo->net);
*a = p;
return 0;
}
diff --git a/net/sched/act_bpf.c b/net/sched/act_bpf.c
index c0c707eb2c96..9bce8cc84cbb 100644
--- a/net/sched/act_bpf.c
+++ b/net/sched/act_bpf.c
@@ -398,7 +398,7 @@ static __net_init int bpf_init_net(struct net *net)
{
struct tc_action_net *tn = net_generic(net, bpf_net_id);
- return tc_action_net_init(tn, &act_bpf_ops);
+ return tc_action_net_init(tn, &act_bpf_ops, net);
}
static void __net_exit bpf_exit_net(struct net *net)
diff --git a/net/sched/act_connmark.c b/net/sched/act_connmark.c
index 10b7a8855a6c..34e52d01a5dd 100644
--- a/net/sched/act_connmark.c
+++ b/net/sched/act_connmark.c
@@ -206,7 +206,7 @@ static __net_init int connmark_init_net(struct net *net)
{
struct tc_action_net *tn = net_generic(net, connmark_net_id);
- return tc_action_net_init(tn, &act_connmark_ops);
+ return tc_action_net_init(tn, &act_connmark_ops, net);
}
static void __net_exit connmark_exit_net(struct net *net)
diff --git a/net/sched/act_csum.c b/net/sched/act_csum.c
index 1c40caadcff9..35171df2ebef 100644
--- a/net/sched/act_csum.c
+++ b/net/sched/act_csum.c
@@ -626,7 +626,7 @@ static __net_init int csum_init_net(struct net *net)
{
struct tc_action_net *tn = net_generic(net, csum_net_id);
- return tc_action_net_init(tn, &act_csum_ops);
+ return tc_action_net_init(tn, &act_csum_ops, net);
}
static void __net_exit csum_exit_net(struct net *net)
diff --git a/net/sched/act_gact.c b/net/sched/act_gact.c
index e29a48ef7fc3..ef7f7f39d26d 100644
--- a/net/sched/act_gact.c
+++ b/net/sched/act_gact.c
@@ -232,7 +232,7 @@ static __net_init int gact_init_net(struct net *net)
{
struct tc_action_net *tn = net_generic(net, gact_net_id);
- return tc_action_net_init(tn, &act_gact_ops);
+ return tc_action_net_init(tn, &act_gact_ops, net);
}
static void __net_exit gact_exit_net(struct net *net)
diff --git a/net/sched/act_ife.c b/net/sched/act_ife.c
index 8ccd35825b6b..f65e4b5058e0 100644
--- a/net/sched/act_ife.c
+++ b/net/sched/act_ife.c
@@ -818,7 +818,7 @@ static __net_init int ife_init_net(struct net *net)
{
struct tc_action_net *tn = net_generic(net, ife_net_id);
- return tc_action_net_init(tn, &act_ife_ops);
+ return tc_action_net_init(tn, &act_ife_ops, net);
}
static void __net_exit ife_exit_net(struct net *net)
diff --git a/net/sched/act_ipt.c b/net/sched/act_ipt.c
index d9e399a7e3d5..dbdf3b2470d5 100644
--- a/net/sched/act_ipt.c
+++ b/net/sched/act_ipt.c
@@ -334,7 +334,7 @@ static __net_init int ipt_init_net(struct net *net)
{
struct tc_action_net *tn = net_generic(net, ipt_net_id);
- return tc_action_net_init(tn, &act_ipt_ops);
+ return tc_action_net_init(tn, &act_ipt_ops, net);
}
static void __net_exit ipt_exit_net(struct net *net)
@@ -384,7 +384,7 @@ static __net_init int xt_init_net(struct net *net)
{
struct tc_action_net *tn = net_generic(net, xt_net_id);
- return tc_action_net_init(tn, &act_xt_ops);
+ return tc_action_net_init(tn, &act_xt_ops, net);
}
static void __net_exit xt_exit_net(struct net *net)
diff --git a/net/sched/act_mirred.c b/net/sched/act_mirred.c
index 416627c66f08..84759cfd5a33 100644
--- a/net/sched/act_mirred.c
+++ b/net/sched/act_mirred.c
@@ -343,7 +343,7 @@ static __net_init int mirred_init_net(struct net *net)
{
struct tc_action_net *tn = net_generic(net, mirred_net_id);
- return tc_action_net_init(tn, &act_mirred_ops);
+ return tc_action_net_init(tn, &act_mirred_ops, net);
}
static void __net_exit mirred_exit_net(struct net *net)
diff --git a/net/sched/act_nat.c b/net/sched/act_nat.c
index c365d01b99c8..7eeaaf9217b6 100644
--- a/net/sched/act_nat.c
+++ b/net/sched/act_nat.c
@@ -307,7 +307,7 @@ static __net_init int nat_init_net(struct net *net)
{
struct tc_action_net *tn = net_generic(net, nat_net_id);
- return tc_action_net_init(tn, &act_nat_ops);
+ return tc_action_net_init(tn, &act_nat_ops, net);
}
static void __net_exit nat_exit_net(struct net *net)
diff --git a/net/sched/act_pedit.c b/net/sched/act_pedit.c
index 491fe5deb09e..b3d82c334a5f 100644
--- a/net/sched/act_pedit.c
+++ b/net/sched/act_pedit.c
@@ -450,7 +450,7 @@ static __net_init int pedit_init_net(struct net *net)
{
struct tc_action_net *tn = net_generic(net, pedit_net_id);
- return tc_action_net_init(tn, &act_pedit_ops);
+ return tc_action_net_init(tn, &act_pedit_ops, net);
}
static void __net_exit pedit_exit_net(struct net *net)
diff --git a/net/sched/act_police.c b/net/sched/act_police.c
index 3bb2ebf9e9ae..9ec42b26e4b9 100644
--- a/net/sched/act_police.c
+++ b/net/sched/act_police.c
@@ -331,7 +331,7 @@ static __net_init int police_init_net(struct net *net)
{
struct tc_action_net *tn = net_generic(net, police_net_id);
- return tc_action_net_init(tn, &act_police_ops);
+ return tc_action_net_init(tn, &act_police_ops, net);
}
static void __net_exit police_exit_net(struct net *net)
diff --git a/net/sched/act_sample.c b/net/sched/act_sample.c
index ec986ae52808..e69a1e3a39bf 100644
--- a/net/sched/act_sample.c
+++ b/net/sched/act_sample.c
@@ -240,7 +240,7 @@ static __net_init int sample_init_net(struct net *net)
{
struct tc_action_net *tn = net_generic(net, sample_net_id);
- return tc_action_net_init(tn, &act_sample_ops);
+ return tc_action_net_init(tn, &act_sample_ops, net);
}
static void __net_exit sample_exit_net(struct net *net)
@@ -264,12 +264,13 @@ static int __init sample_init_module(void)
static void __exit sample_cleanup_module(void)
{
+ rcu_barrier();
tcf_unregister_action(&act_sample_ops, &sample_net_ops);
}
module_init(sample_init_module);
module_exit(sample_cleanup_module);
-MODULE_AUTHOR("Yotam Gigi <yotamg@mellanox.com>");
+MODULE_AUTHOR("Yotam Gigi <yotam.gi@gmail.com>");
MODULE_DESCRIPTION("Packet sampling action");
MODULE_LICENSE("GPL v2");
diff --git a/net/sched/act_simple.c b/net/sched/act_simple.c
index e7b57e5071a3..a8d0ea95f894 100644
--- a/net/sched/act_simple.c
+++ b/net/sched/act_simple.c
@@ -201,7 +201,7 @@ static __net_init int simp_init_net(struct net *net)
{
struct tc_action_net *tn = net_generic(net, simp_net_id);
- return tc_action_net_init(tn, &act_simp_ops);
+ return tc_action_net_init(tn, &act_simp_ops, net);
}
static void __net_exit simp_exit_net(struct net *net)
diff --git a/net/sched/act_skbedit.c b/net/sched/act_skbedit.c
index 59949d61f20d..fbac62472e09 100644
--- a/net/sched/act_skbedit.c
+++ b/net/sched/act_skbedit.c
@@ -238,7 +238,7 @@ static __net_init int skbedit_init_net(struct net *net)
{
struct tc_action_net *tn = net_generic(net, skbedit_net_id);
- return tc_action_net_init(tn, &act_skbedit_ops);
+ return tc_action_net_init(tn, &act_skbedit_ops, net);
}
static void __net_exit skbedit_exit_net(struct net *net)
diff --git a/net/sched/act_skbmod.c b/net/sched/act_skbmod.c
index b642ad3d39dd..8e12d8897d2f 100644
--- a/net/sched/act_skbmod.c
+++ b/net/sched/act_skbmod.c
@@ -263,7 +263,7 @@ static __net_init int skbmod_init_net(struct net *net)
{
struct tc_action_net *tn = net_generic(net, skbmod_net_id);
- return tc_action_net_init(tn, &act_skbmod_ops);
+ return tc_action_net_init(tn, &act_skbmod_ops, net);
}
static void __net_exit skbmod_exit_net(struct net *net)
diff --git a/net/sched/act_tunnel_key.c b/net/sched/act_tunnel_key.c
index 30c96274c638..c33faa373cf2 100644
--- a/net/sched/act_tunnel_key.c
+++ b/net/sched/act_tunnel_key.c
@@ -322,7 +322,7 @@ static __net_init int tunnel_key_init_net(struct net *net)
{
struct tc_action_net *tn = net_generic(net, tunnel_key_net_id);
- return tc_action_net_init(tn, &act_tunnel_key_ops);
+ return tc_action_net_init(tn, &act_tunnel_key_ops, net);
}
static void __net_exit tunnel_key_exit_net(struct net *net)
diff --git a/net/sched/act_vlan.c b/net/sched/act_vlan.c
index 16eb067a8d8f..115fc33cc6d8 100644
--- a/net/sched/act_vlan.c
+++ b/net/sched/act_vlan.c
@@ -269,7 +269,7 @@ static __net_init int vlan_init_net(struct net *net)
{
struct tc_action_net *tn = net_generic(net, vlan_net_id);
- return tc_action_net_init(tn, &act_vlan_ops);
+ return tc_action_net_init(tn, &act_vlan_ops, net);
}
static void __net_exit vlan_exit_net(struct net *net)
diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
index 0b2219adf520..b2d310745487 100644
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -77,6 +77,8 @@ out:
}
EXPORT_SYMBOL(register_tcf_proto_ops);
+static struct workqueue_struct *tc_filter_wq;
+
int unregister_tcf_proto_ops(struct tcf_proto_ops *ops)
{
struct tcf_proto_ops *t;
@@ -86,6 +88,7 @@ int unregister_tcf_proto_ops(struct tcf_proto_ops *ops)
* tcf_proto_ops's destroy() handler.
*/
rcu_barrier();
+ flush_workqueue(tc_filter_wq);
write_lock(&cls_mod_lock);
list_for_each_entry(t, &tcf_proto_base, head) {
@@ -100,6 +103,12 @@ int unregister_tcf_proto_ops(struct tcf_proto_ops *ops)
}
EXPORT_SYMBOL(unregister_tcf_proto_ops);
+bool tcf_queue_work(struct work_struct *work)
+{
+ return queue_work(tc_filter_wq, work);
+}
+EXPORT_SYMBOL(tcf_queue_work);
+
/* Select new prio value from the range, managed by kernel. */
static inline u32 tcf_auto_prio(struct tcf_proto *tp)
@@ -266,6 +275,23 @@ err_chain_create:
}
EXPORT_SYMBOL(tcf_block_get);
+static void tcf_block_put_final(struct work_struct *work)
+{
+ struct tcf_block *block = container_of(work, struct tcf_block, work);
+ struct tcf_chain *chain, *tmp;
+
+ rtnl_lock();
+ /* Only chain 0 should be still here. */
+ list_for_each_entry_safe(chain, tmp, &block->chain_list, list)
+ tcf_chain_put(chain);
+ rtnl_unlock();
+ kfree(block);
+}
+
+/* XXX: Standalone actions are not allowed to jump to any chain, and bound
+ * actions should be all removed after flushing. However, filters are now
+ * destroyed in tc filter workqueue with RTNL lock, they can not race here.
+ */
void tcf_block_put(struct tcf_block *block)
{
struct tcf_chain *chain, *tmp;
@@ -273,32 +299,15 @@ void tcf_block_put(struct tcf_block *block)
if (!block)
return;
- /* XXX: Standalone actions are not allowed to jump to any chain, and
- * bound actions should be all removed after flushing. However,
- * filters are destroyed in RCU callbacks, we have to hold the chains
- * first, otherwise we would always race with RCU callbacks on this list
- * without proper locking.
- */
-
- /* Wait for existing RCU callbacks to cool down. */
- rcu_barrier();
-
- /* Hold a refcnt for all chains, except 0, in case they are gone. */
- list_for_each_entry(chain, &block->chain_list, list)
- if (chain->index)
- tcf_chain_hold(chain);
-
- /* No race on the list, because no chain could be destroyed. */
- list_for_each_entry(chain, &block->chain_list, list)
+ list_for_each_entry_safe(chain, tmp, &block->chain_list, list)
tcf_chain_flush(chain);
- /* Wait for RCU callbacks to release the reference count. */
+ INIT_WORK(&block->work, tcf_block_put_final);
+ /* Wait for RCU callbacks to release the reference count and make
+ * sure their works have been queued before this.
+ */
rcu_barrier();
-
- /* At this point, all the chains should have refcnt == 1. */
- list_for_each_entry_safe(chain, tmp, &block->chain_list, list)
- tcf_chain_put(chain);
- kfree(block);
+ tcf_queue_work(&block->work);
}
EXPORT_SYMBOL(tcf_block_put);
@@ -879,6 +888,7 @@ void tcf_exts_destroy(struct tcf_exts *exts)
#ifdef CONFIG_NET_CLS_ACT
LIST_HEAD(actions);
+ ASSERT_RTNL();
tcf_exts_to_list(exts, &actions);
tcf_action_destroy(&actions, TCA_ACT_UNBIND);
kfree(exts->actions);
@@ -1030,6 +1040,10 @@ EXPORT_SYMBOL(tcf_exts_get_dev);
static int __init tc_filter_init(void)
{
+ tc_filter_wq = alloc_ordered_workqueue("tc_filter_workqueue", 0);
+ if (!tc_filter_wq)
+ return -ENOMEM;
+
rtnl_register(PF_UNSPEC, RTM_NEWTFILTER, tc_ctl_tfilter, NULL, 0);
rtnl_register(PF_UNSPEC, RTM_DELTFILTER, tc_ctl_tfilter, NULL, 0);
rtnl_register(PF_UNSPEC, RTM_GETTFILTER, tc_ctl_tfilter,
diff --git a/net/sched/cls_basic.c b/net/sched/cls_basic.c
index d89ebafd2239..f177649a2419 100644
--- a/net/sched/cls_basic.c
+++ b/net/sched/cls_basic.c
@@ -34,7 +34,10 @@ struct basic_filter {
struct tcf_result res;
struct tcf_proto *tp;
struct list_head link;
- struct rcu_head rcu;
+ union {
+ struct work_struct work;
+ struct rcu_head rcu;
+ };
};
static int basic_classify(struct sk_buff *skb, const struct tcf_proto *tp,
@@ -82,15 +85,26 @@ static int basic_init(struct tcf_proto *tp)
return 0;
}
-static void basic_delete_filter(struct rcu_head *head)
+static void basic_delete_filter_work(struct work_struct *work)
{
- struct basic_filter *f = container_of(head, struct basic_filter, rcu);
+ struct basic_filter *f = container_of(work, struct basic_filter, work);
+ rtnl_lock();
tcf_exts_destroy(&f->exts);
tcf_em_tree_destroy(&f->ematches);
+ rtnl_unlock();
+
kfree(f);
}
+static void basic_delete_filter(struct rcu_head *head)
+{
+ struct basic_filter *f = container_of(head, struct basic_filter, rcu);
+
+ INIT_WORK(&f->work, basic_delete_filter_work);
+ tcf_queue_work(&f->work);
+}
+
static void basic_destroy(struct tcf_proto *tp)
{
struct basic_head *head = rtnl_dereference(tp->root);
diff --git a/net/sched/cls_bpf.c b/net/sched/cls_bpf.c
index 520c5027646a..037a3ae86829 100644
--- a/net/sched/cls_bpf.c
+++ b/net/sched/cls_bpf.c
@@ -49,7 +49,10 @@ struct cls_bpf_prog {
struct sock_filter *bpf_ops;
const char *bpf_name;
struct tcf_proto *tp;
- struct rcu_head rcu;
+ union {
+ struct work_struct work;
+ struct rcu_head rcu;
+ };
};
static const struct nla_policy bpf_policy[TCA_BPF_MAX + 1] = {
@@ -257,9 +260,21 @@ static void __cls_bpf_delete_prog(struct cls_bpf_prog *prog)
kfree(prog);
}
+static void cls_bpf_delete_prog_work(struct work_struct *work)
+{
+ struct cls_bpf_prog *prog = container_of(work, struct cls_bpf_prog, work);
+
+ rtnl_lock();
+ __cls_bpf_delete_prog(prog);
+ rtnl_unlock();
+}
+
static void cls_bpf_delete_prog_rcu(struct rcu_head *rcu)
{
- __cls_bpf_delete_prog(container_of(rcu, struct cls_bpf_prog, rcu));
+ struct cls_bpf_prog *prog = container_of(rcu, struct cls_bpf_prog, rcu);
+
+ INIT_WORK(&prog->work, cls_bpf_delete_prog_work);
+ tcf_queue_work(&prog->work);
}
static void __cls_bpf_delete(struct tcf_proto *tp, struct cls_bpf_prog *prog)
diff --git a/net/sched/cls_cgroup.c b/net/sched/cls_cgroup.c
index d48452f87975..a97e069bee89 100644
--- a/net/sched/cls_cgroup.c
+++ b/net/sched/cls_cgroup.c
@@ -23,7 +23,10 @@ struct cls_cgroup_head {
struct tcf_exts exts;
struct tcf_ematch_tree ematches;
struct tcf_proto *tp;
- struct rcu_head rcu;
+ union {
+ struct work_struct work;
+ struct rcu_head rcu;
+ };
};
static int cls_cgroup_classify(struct sk_buff *skb, const struct tcf_proto *tp,
@@ -57,15 +60,26 @@ static const struct nla_policy cgroup_policy[TCA_CGROUP_MAX + 1] = {
[TCA_CGROUP_EMATCHES] = { .type = NLA_NESTED },
};
+static void cls_cgroup_destroy_work(struct work_struct *work)
+{
+ struct cls_cgroup_head *head = container_of(work,
+ struct cls_cgroup_head,
+ work);
+ rtnl_lock();
+ tcf_exts_destroy(&head->exts);
+ tcf_em_tree_destroy(&head->ematches);
+ kfree(head);
+ rtnl_unlock();
+}
+
static void cls_cgroup_destroy_rcu(struct rcu_head *root)
{
struct cls_cgroup_head *head = container_of(root,
struct cls_cgroup_head,
rcu);
- tcf_exts_destroy(&head->exts);
- tcf_em_tree_destroy(&head->ematches);
- kfree(head);
+ INIT_WORK(&head->work, cls_cgroup_destroy_work);
+ tcf_queue_work(&head->work);
}
static int cls_cgroup_change(struct net *net, struct sk_buff *in_skb,
diff --git a/net/sched/cls_flow.c b/net/sched/cls_flow.c
index 2a3a60ec5b86..67f3a2af6aab 100644
--- a/net/sched/cls_flow.c
+++ b/net/sched/cls_flow.c
@@ -57,7 +57,10 @@ struct flow_filter {
u32 divisor;
u32 baseclass;
u32 hashrnd;
- struct rcu_head rcu;
+ union {
+ struct work_struct work;
+ struct rcu_head rcu;
+ };
};
static inline u32 addr_fold(void *addr)
@@ -369,14 +372,24 @@ static const struct nla_policy flow_policy[TCA_FLOW_MAX + 1] = {
[TCA_FLOW_PERTURB] = { .type = NLA_U32 },
};
-static void flow_destroy_filter(struct rcu_head *head)
+static void flow_destroy_filter_work(struct work_struct *work)
{
- struct flow_filter *f = container_of(head, struct flow_filter, rcu);
+ struct flow_filter *f = container_of(work, struct flow_filter, work);
+ rtnl_lock();
del_timer_sync(&f->perturb_timer);
tcf_exts_destroy(&f->exts);
tcf_em_tree_destroy(&f->ematches);
kfree(f);
+ rtnl_unlock();
+}
+
+static void flow_destroy_filter(struct rcu_head *head)
+{
+ struct flow_filter *f = container_of(head, struct flow_filter, rcu);
+
+ INIT_WORK(&f->work, flow_destroy_filter_work);
+ tcf_queue_work(&f->work);
}
static int flow_change(struct net *net, struct sk_buff *in_skb,
diff --git a/net/sched/cls_flower.c b/net/sched/cls_flower.c
index d230cb4c8094..5b5722c8b32c 100644
--- a/net/sched/cls_flower.c
+++ b/net/sched/cls_flower.c
@@ -87,7 +87,10 @@ struct cls_fl_filter {
struct list_head list;
u32 handle;
u32 flags;
- struct rcu_head rcu;
+ union {
+ struct work_struct work;
+ struct rcu_head rcu;
+ };
struct net_device *hw_dev;
};
@@ -215,12 +218,22 @@ static int fl_init(struct tcf_proto *tp)
return 0;
}
-static void fl_destroy_filter(struct rcu_head *head)
+static void fl_destroy_filter_work(struct work_struct *work)
{
- struct cls_fl_filter *f = container_of(head, struct cls_fl_filter, rcu);
+ struct cls_fl_filter *f = container_of(work, struct cls_fl_filter, work);
+ rtnl_lock();
tcf_exts_destroy(&f->exts);
kfree(f);
+ rtnl_unlock();
+}
+
+static void fl_destroy_filter(struct rcu_head *head)
+{
+ struct cls_fl_filter *f = container_of(head, struct cls_fl_filter, rcu);
+
+ INIT_WORK(&f->work, fl_destroy_filter_work);
+ tcf_queue_work(&f->work);
}
static void fl_hw_destroy_filter(struct tcf_proto *tp, struct cls_fl_filter *f)
@@ -234,6 +247,7 @@ static void fl_hw_destroy_filter(struct tcf_proto *tp, struct cls_fl_filter *f)
tc_cls_common_offload_init(&cls_flower.common, tp);
cls_flower.command = TC_CLSFLOWER_DESTROY;
cls_flower.cookie = (unsigned long) f;
+ cls_flower.egress_dev = f->hw_dev != tp->q->dev_queue->dev;
dev->netdev_ops->ndo_setup_tc(dev, TC_SETUP_CLSFLOWER, &cls_flower);
}
@@ -289,6 +303,7 @@ static void fl_hw_update_stats(struct tcf_proto *tp, struct cls_fl_filter *f)
cls_flower.command = TC_CLSFLOWER_STATS;
cls_flower.cookie = (unsigned long) f;
cls_flower.exts = &f->exts;
+ cls_flower.egress_dev = f->hw_dev != tp->q->dev_queue->dev;
dev->netdev_ops->ndo_setup_tc(dev, TC_SETUP_CLSFLOWER,
&cls_flower);
diff --git a/net/sched/cls_fw.c b/net/sched/cls_fw.c
index 941245ad07fd..99183b8621ec 100644
--- a/net/sched/cls_fw.c
+++ b/net/sched/cls_fw.c
@@ -46,7 +46,10 @@ struct fw_filter {
#endif /* CONFIG_NET_CLS_IND */
struct tcf_exts exts;
struct tcf_proto *tp;
- struct rcu_head rcu;
+ union {
+ struct work_struct work;
+ struct rcu_head rcu;
+ };
};
static u32 fw_hash(u32 handle)
@@ -119,12 +122,22 @@ static int fw_init(struct tcf_proto *tp)
return 0;
}
-static void fw_delete_filter(struct rcu_head *head)
+static void fw_delete_filter_work(struct work_struct *work)
{
- struct fw_filter *f = container_of(head, struct fw_filter, rcu);
+ struct fw_filter *f = container_of(work, struct fw_filter, work);
+ rtnl_lock();
tcf_exts_destroy(&f->exts);
kfree(f);
+ rtnl_unlock();
+}
+
+static void fw_delete_filter(struct rcu_head *head)
+{
+ struct fw_filter *f = container_of(head, struct fw_filter, rcu);
+
+ INIT_WORK(&f->work, fw_delete_filter_work);
+ tcf_queue_work(&f->work);
}
static void fw_destroy(struct tcf_proto *tp)
diff --git a/net/sched/cls_matchall.c b/net/sched/cls_matchall.c
index eeac606c95ab..c33f711b9019 100644
--- a/net/sched/cls_matchall.c
+++ b/net/sched/cls_matchall.c
@@ -21,7 +21,10 @@ struct cls_mall_head {
struct tcf_result res;
u32 handle;
u32 flags;
- struct rcu_head rcu;
+ union {
+ struct work_struct work;
+ struct rcu_head rcu;
+ };
};
static int mall_classify(struct sk_buff *skb, const struct tcf_proto *tp,
@@ -41,13 +44,23 @@ static int mall_init(struct tcf_proto *tp)
return 0;
}
+static void mall_destroy_work(struct work_struct *work)
+{
+ struct cls_mall_head *head = container_of(work, struct cls_mall_head,
+ work);
+ rtnl_lock();
+ tcf_exts_destroy(&head->exts);
+ kfree(head);
+ rtnl_unlock();
+}
+
static void mall_destroy_rcu(struct rcu_head *rcu)
{
struct cls_mall_head *head = container_of(rcu, struct cls_mall_head,
rcu);
- tcf_exts_destroy(&head->exts);
- kfree(head);
+ INIT_WORK(&head->work, mall_destroy_work);
+ tcf_queue_work(&head->work);
}
static int mall_replace_hw_filter(struct tcf_proto *tp,
diff --git a/net/sched/cls_route.c b/net/sched/cls_route.c
index 9ddde65915d2..4b14ccd8b8f2 100644
--- a/net/sched/cls_route.c
+++ b/net/sched/cls_route.c
@@ -57,7 +57,10 @@ struct route4_filter {
u32 handle;
struct route4_bucket *bkt;
struct tcf_proto *tp;
- struct rcu_head rcu;
+ union {
+ struct work_struct work;
+ struct rcu_head rcu;
+ };
};
#define ROUTE4_FAILURE ((struct route4_filter *)(-1L))
@@ -254,12 +257,22 @@ static int route4_init(struct tcf_proto *tp)
return 0;
}
-static void route4_delete_filter(struct rcu_head *head)
+static void route4_delete_filter_work(struct work_struct *work)
{
- struct route4_filter *f = container_of(head, struct route4_filter, rcu);
+ struct route4_filter *f = container_of(work, struct route4_filter, work);
+ rtnl_lock();
tcf_exts_destroy(&f->exts);
kfree(f);
+ rtnl_unlock();
+}
+
+static void route4_delete_filter(struct rcu_head *head)
+{
+ struct route4_filter *f = container_of(head, struct route4_filter, rcu);
+
+ INIT_WORK(&f->work, route4_delete_filter_work);
+ tcf_queue_work(&f->work);
}
static void route4_destroy(struct tcf_proto *tp)
diff --git a/net/sched/cls_rsvp.h b/net/sched/cls_rsvp.h
index b1f6ed48bc72..bdbc541787f8 100644
--- a/net/sched/cls_rsvp.h
+++ b/net/sched/cls_rsvp.h
@@ -97,7 +97,10 @@ struct rsvp_filter {
u32 handle;
struct rsvp_session *sess;
- struct rcu_head rcu;
+ union {
+ struct work_struct work;
+ struct rcu_head rcu;
+ };
};
static inline unsigned int hash_dst(__be32 *dst, u8 protocol, u8 tunnelid)
@@ -282,12 +285,22 @@ static int rsvp_init(struct tcf_proto *tp)
return -ENOBUFS;
}
-static void rsvp_delete_filter_rcu(struct rcu_head *head)
+static void rsvp_delete_filter_work(struct work_struct *work)
{
- struct rsvp_filter *f = container_of(head, struct rsvp_filter, rcu);
+ struct rsvp_filter *f = container_of(work, struct rsvp_filter, work);
+ rtnl_lock();
tcf_exts_destroy(&f->exts);
kfree(f);
+ rtnl_unlock();
+}
+
+static void rsvp_delete_filter_rcu(struct rcu_head *head)
+{
+ struct rsvp_filter *f = container_of(head, struct rsvp_filter, rcu);
+
+ INIT_WORK(&f->work, rsvp_delete_filter_work);
+ tcf_queue_work(&f->work);
}
static void rsvp_delete_filter(struct tcf_proto *tp, struct rsvp_filter *f)
diff --git a/net/sched/cls_tcindex.c b/net/sched/cls_tcindex.c
index 14a7e08b2fa9..beaa95e09c25 100644
--- a/net/sched/cls_tcindex.c
+++ b/net/sched/cls_tcindex.c
@@ -27,14 +27,20 @@
struct tcindex_filter_result {
struct tcf_exts exts;
struct tcf_result res;
- struct rcu_head rcu;
+ union {
+ struct work_struct work;
+ struct rcu_head rcu;
+ };
};
struct tcindex_filter {
u16 key;
struct tcindex_filter_result result;
struct tcindex_filter __rcu *next;
- struct rcu_head rcu;
+ union {
+ struct work_struct work;
+ struct rcu_head rcu;
+ };
};
@@ -133,12 +139,34 @@ static int tcindex_init(struct tcf_proto *tp)
return 0;
}
+static void tcindex_destroy_rexts_work(struct work_struct *work)
+{
+ struct tcindex_filter_result *r;
+
+ r = container_of(work, struct tcindex_filter_result, work);
+ rtnl_lock();
+ tcf_exts_destroy(&r->exts);
+ rtnl_unlock();
+}
+
static void tcindex_destroy_rexts(struct rcu_head *head)
{
struct tcindex_filter_result *r;
r = container_of(head, struct tcindex_filter_result, rcu);
- tcf_exts_destroy(&r->exts);
+ INIT_WORK(&r->work, tcindex_destroy_rexts_work);
+ tcf_queue_work(&r->work);
+}
+
+static void tcindex_destroy_fexts_work(struct work_struct *work)
+{
+ struct tcindex_filter *f = container_of(work, struct tcindex_filter,
+ work);
+
+ rtnl_lock();
+ tcf_exts_destroy(&f->result.exts);
+ kfree(f);
+ rtnl_unlock();
}
static void tcindex_destroy_fexts(struct rcu_head *head)
@@ -146,8 +174,8 @@ static void tcindex_destroy_fexts(struct rcu_head *head)
struct tcindex_filter *f = container_of(head, struct tcindex_filter,
rcu);
- tcf_exts_destroy(&f->result.exts);
- kfree(f);
+ INIT_WORK(&f->work, tcindex_destroy_fexts_work);
+ tcf_queue_work(&f->work);
}
static int tcindex_delete(struct tcf_proto *tp, void *arg, bool *last)
diff --git a/net/sched/cls_u32.c b/net/sched/cls_u32.c
index 10b8d851fc6b..dadd1b344497 100644
--- a/net/sched/cls_u32.c
+++ b/net/sched/cls_u32.c
@@ -68,7 +68,10 @@ struct tc_u_knode {
u32 __percpu *pcpu_success;
#endif
struct tcf_proto *tp;
- struct rcu_head rcu;
+ union {
+ struct work_struct work;
+ struct rcu_head rcu;
+ };
/* The 'sel' field MUST be the last field in structure to allow for
* tc_u32_keys allocated at end of structure.
*/
@@ -418,11 +421,21 @@ static int u32_destroy_key(struct tcf_proto *tp, struct tc_u_knode *n,
* this the u32_delete_key_rcu variant does not free the percpu
* statistics.
*/
+static void u32_delete_key_work(struct work_struct *work)
+{
+ struct tc_u_knode *key = container_of(work, struct tc_u_knode, work);
+
+ rtnl_lock();
+ u32_destroy_key(key->tp, key, false);
+ rtnl_unlock();
+}
+
static void u32_delete_key_rcu(struct rcu_head *rcu)
{
struct tc_u_knode *key = container_of(rcu, struct tc_u_knode, rcu);
- u32_destroy_key(key->tp, key, false);
+ INIT_WORK(&key->work, u32_delete_key_work);
+ tcf_queue_work(&key->work);
}
/* u32_delete_key_freepf_rcu is the rcu callback variant
@@ -432,11 +445,21 @@ static void u32_delete_key_rcu(struct rcu_head *rcu)
* for the variant that should be used with keys return from
* u32_init_knode()
*/
+static void u32_delete_key_freepf_work(struct work_struct *work)
+{
+ struct tc_u_knode *key = container_of(work, struct tc_u_knode, work);
+
+ rtnl_lock();
+ u32_destroy_key(key->tp, key, true);
+ rtnl_unlock();
+}
+
static void u32_delete_key_freepf_rcu(struct rcu_head *rcu)
{
struct tc_u_knode *key = container_of(rcu, struct tc_u_knode, rcu);
- u32_destroy_key(key->tp, key, true);
+ INIT_WORK(&key->work, u32_delete_key_freepf_work);
+ tcf_queue_work(&key->work);
}
static int u32_delete_key(struct tcf_proto *tp, struct tc_u_knode *key)
diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c
index c6deb74e3d2f..22bc6fc48311 100644
--- a/net/sched/sch_api.c
+++ b/net/sched/sch_api.c
@@ -301,6 +301,8 @@ struct Qdisc *qdisc_lookup(struct net_device *dev, u32 handle)
{
struct Qdisc *q;
+ if (!handle)
+ return NULL;
q = qdisc_match_from_root(dev->qdisc, handle);
if (q)
goto out;
diff --git a/net/sctp/Makefile b/net/sctp/Makefile
index 70f1b570bab9..8c434af3e68f 100644
--- a/net/sctp/Makefile
+++ b/net/sctp/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for SCTP support code.
#
diff --git a/net/sctp/input.c b/net/sctp/input.c
index 92a07141fd07..621b5ca3fd1c 100644
--- a/net/sctp/input.c
+++ b/net/sctp/input.c
@@ -421,7 +421,7 @@ void sctp_icmp_redirect(struct sock *sk, struct sctp_transport *t,
{
struct dst_entry *dst;
- if (!t)
+ if (sock_owned_by_user(sk) || !t)
return;
dst = sctp_transport_dst_check(t);
if (dst)
@@ -794,7 +794,7 @@ hit:
struct sctp_hash_cmp_arg {
const union sctp_addr *paddr;
const struct net *net;
- u16 lport;
+ __be16 lport;
};
static inline int sctp_hash_cmp(struct rhashtable_compare_arg *arg,
@@ -820,37 +820,37 @@ out:
return err;
}
-static inline u32 sctp_hash_obj(const void *data, u32 len, u32 seed)
+static inline __u32 sctp_hash_obj(const void *data, u32 len, u32 seed)
{
const struct sctp_transport *t = data;
const union sctp_addr *paddr = &t->ipaddr;
const struct net *net = sock_net(t->asoc->base.sk);
- u16 lport = htons(t->asoc->base.bind_addr.port);
- u32 addr;
+ __be16 lport = htons(t->asoc->base.bind_addr.port);
+ __u32 addr;
if (paddr->sa.sa_family == AF_INET6)
addr = jhash(&paddr->v6.sin6_addr, 16, seed);
else
- addr = paddr->v4.sin_addr.s_addr;
+ addr = (__force __u32)paddr->v4.sin_addr.s_addr;
- return jhash_3words(addr, ((__u32)paddr->v4.sin_port) << 16 |
+ return jhash_3words(addr, ((__force __u32)paddr->v4.sin_port) << 16 |
(__force __u32)lport, net_hash_mix(net), seed);
}
-static inline u32 sctp_hash_key(const void *data, u32 len, u32 seed)
+static inline __u32 sctp_hash_key(const void *data, u32 len, u32 seed)
{
const struct sctp_hash_cmp_arg *x = data;
const union sctp_addr *paddr = x->paddr;
const struct net *net = x->net;
- u16 lport = x->lport;
- u32 addr;
+ __be16 lport = x->lport;
+ __u32 addr;
if (paddr->sa.sa_family == AF_INET6)
addr = jhash(&paddr->v6.sin6_addr, 16, seed);
else
- addr = paddr->v4.sin_addr.s_addr;
+ addr = (__force __u32)paddr->v4.sin_addr.s_addr;
- return jhash_3words(addr, ((__u32)paddr->v4.sin_port) << 16 |
+ return jhash_3words(addr, ((__force __u32)paddr->v4.sin_port) << 16 |
(__force __u32)lport, net_hash_mix(net), seed);
}
diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c
index 51c488769590..a6dfa86c0201 100644
--- a/net/sctp/ipv6.c
+++ b/net/sctp/ipv6.c
@@ -738,7 +738,7 @@ static int sctp_v6_skb_iif(const struct sk_buff *skb)
/* Was this packet marked by Explicit Congestion Notification? */
static int sctp_v6_is_ce(const struct sk_buff *skb)
{
- return *((__u32 *)(ipv6_hdr(skb))) & htonl(1 << 20);
+ return *((__u32 *)(ipv6_hdr(skb))) & (__force __u32)htonl(1 << 20);
}
/* Dump the v6 addr to the seq file. */
@@ -882,8 +882,10 @@ static int sctp_inet6_bind_verify(struct sctp_sock *opt, union sctp_addr *addr)
net = sock_net(&opt->inet.sk);
rcu_read_lock();
dev = dev_get_by_index_rcu(net, addr->v6.sin6_scope_id);
- if (!dev ||
- !ipv6_chk_addr(net, &addr->v6.sin6_addr, dev, 0)) {
+ if (!dev || !(opt->inet.freebind ||
+ net->ipv6.sysctl.ip_nonlocal_bind ||
+ ipv6_chk_addr(net, &addr->v6.sin6_addr,
+ dev, 0))) {
rcu_read_unlock();
return 0;
}
diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c
index ca8f196b6c6c..514465b03829 100644
--- a/net/sctp/sm_make_chunk.c
+++ b/net/sctp/sm_make_chunk.c
@@ -2854,7 +2854,7 @@ struct sctp_chunk *sctp_make_asconf_update_ip(struct sctp_association *asoc,
addr_param_len = af->to_addr_param(addr, &addr_param);
param.param_hdr.type = flags;
param.param_hdr.length = htons(paramlen + addr_param_len);
- param.crr_id = i;
+ param.crr_id = htonl(i);
sctp_addto_chunk(retval, paramlen, &param);
sctp_addto_chunk(retval, addr_param_len, &addr_param);
@@ -2867,7 +2867,7 @@ struct sctp_chunk *sctp_make_asconf_update_ip(struct sctp_association *asoc,
addr_param_len = af->to_addr_param(addr, &addr_param);
param.param_hdr.type = SCTP_PARAM_DEL_IP;
param.param_hdr.length = htons(paramlen + addr_param_len);
- param.crr_id = i;
+ param.crr_id = htonl(i);
sctp_addto_chunk(retval, paramlen, &param);
sctp_addto_chunk(retval, addr_param_len, &addr_param);
@@ -3591,7 +3591,7 @@ static struct sctp_chunk *sctp_make_reconf(const struct sctp_association *asoc,
*/
struct sctp_chunk *sctp_make_strreset_req(
const struct sctp_association *asoc,
- __u16 stream_num, __u16 *stream_list,
+ __u16 stream_num, __be16 *stream_list,
bool out, bool in)
{
struct sctp_strreset_outreq outreq;
@@ -3788,7 +3788,8 @@ bool sctp_verify_reconf(const struct sctp_association *asoc,
{
struct sctp_reconf_chunk *hdr;
union sctp_params param;
- __u16 last = 0, cnt = 0;
+ __be16 last = 0;
+ __u16 cnt = 0;
hdr = (struct sctp_reconf_chunk *)chunk->chunk_hdr;
sctp_walk_params(param, hdr, params) {
diff --git a/net/sctp/sm_sideeffect.c b/net/sctp/sm_sideeffect.c
index e6a2974e020e..e2d9a4b49c9c 100644
--- a/net/sctp/sm_sideeffect.c
+++ b/net/sctp/sm_sideeffect.c
@@ -1607,12 +1607,12 @@ static int sctp_cmd_interpreter(enum sctp_event event_type,
break;
case SCTP_CMD_INIT_FAILED:
- sctp_cmd_init_failed(commands, asoc, cmd->obj.err);
+ sctp_cmd_init_failed(commands, asoc, cmd->obj.u32);
break;
case SCTP_CMD_ASSOC_FAILED:
sctp_cmd_assoc_failed(commands, asoc, event_type,
- subtype, chunk, cmd->obj.err);
+ subtype, chunk, cmd->obj.u32);
break;
case SCTP_CMD_INIT_COUNTER_INC:
@@ -1680,8 +1680,8 @@ static int sctp_cmd_interpreter(enum sctp_event event_type,
case SCTP_CMD_PROCESS_CTSN:
/* Dummy up a SACK for processing. */
sackh.cum_tsn_ack = cmd->obj.be32;
- sackh.a_rwnd = asoc->peer.rwnd +
- asoc->outqueue.outstanding_bytes;
+ sackh.a_rwnd = htonl(asoc->peer.rwnd +
+ asoc->outqueue.outstanding_bytes);
sackh.num_gap_ack_blocks = 0;
sackh.num_dup_tsns = 0;
chunk->subh.sack_hdr = &sackh;
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index d4730ada7f32..6f45d1713452 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -170,6 +170,36 @@ static inline void sctp_set_owner_w(struct sctp_chunk *chunk)
sk_mem_charge(sk, chunk->skb->truesize);
}
+static void sctp_clear_owner_w(struct sctp_chunk *chunk)
+{
+ skb_orphan(chunk->skb);
+}
+
+static void sctp_for_each_tx_datachunk(struct sctp_association *asoc,
+ void (*cb)(struct sctp_chunk *))
+
+{
+ struct sctp_outq *q = &asoc->outqueue;
+ struct sctp_transport *t;
+ struct sctp_chunk *chunk;
+
+ list_for_each_entry(t, &asoc->peer.transport_addr_list, transports)
+ list_for_each_entry(chunk, &t->transmitted, transmitted_list)
+ cb(chunk);
+
+ list_for_each_entry(chunk, &q->retransmit, list)
+ cb(chunk);
+
+ list_for_each_entry(chunk, &q->sacked, list)
+ cb(chunk);
+
+ list_for_each_entry(chunk, &q->abandoned, list)
+ cb(chunk);
+
+ list_for_each_entry(chunk, &q->out_chunk_list, list)
+ cb(chunk);
+}
+
/* Verify that this is a valid address. */
static inline int sctp_verify_addr(struct sock *sk, union sctp_addr *addr,
int len)
@@ -4906,6 +4936,10 @@ int sctp_do_peeloff(struct sock *sk, sctp_assoc_t id, struct socket **sockp)
struct socket *sock;
int err = 0;
+ /* Do not peel off from one netns to another one. */
+ if (!net_eq(current->nsproxy->net_ns, sock_net(sk)))
+ return -EINVAL;
+
if (!asoc)
return -EINVAL;
@@ -8208,7 +8242,9 @@ static void sctp_sock_migrate(struct sock *oldsk, struct sock *newsk,
* paths won't try to lock it and then oldsk.
*/
lock_sock_nested(newsk, SINGLE_DEPTH_NESTING);
+ sctp_for_each_tx_datachunk(assoc, sctp_clear_owner_w);
sctp_assoc_migrate(assoc, newsk);
+ sctp_for_each_tx_datachunk(assoc, sctp_set_owner_w);
/* If the association on the newsk is already closed before accept()
* is called, set RCV_SHUTDOWN flag.
diff --git a/net/sctp/stream.c b/net/sctp/stream.c
index 63ea15503714..fa8371ff05c4 100644
--- a/net/sctp/stream.c
+++ b/net/sctp/stream.c
@@ -118,6 +118,7 @@ int sctp_send_reset_streams(struct sctp_association *asoc,
__u16 i, str_nums, *str_list;
struct sctp_chunk *chunk;
int retval = -EINVAL;
+ __be16 *nstr_list;
bool out, in;
if (!asoc->peer.reconf_capable ||
@@ -148,13 +149,18 @@ int sctp_send_reset_streams(struct sctp_association *asoc,
if (str_list[i] >= stream->incnt)
goto out;
+ nstr_list = kcalloc(str_nums, sizeof(__be16), GFP_KERNEL);
+ if (!nstr_list) {
+ retval = -ENOMEM;
+ goto out;
+ }
+
for (i = 0; i < str_nums; i++)
- str_list[i] = htons(str_list[i]);
+ nstr_list[i] = htons(str_list[i]);
- chunk = sctp_make_strreset_req(asoc, str_nums, str_list, out, in);
+ chunk = sctp_make_strreset_req(asoc, str_nums, nstr_list, out, in);
- for (i = 0; i < str_nums; i++)
- str_list[i] = ntohs(str_list[i]);
+ kfree(nstr_list);
if (!chunk) {
retval = -ENOMEM;
@@ -305,7 +311,7 @@ out:
}
static struct sctp_paramhdr *sctp_chunk_lookup_strreset_param(
- struct sctp_association *asoc, __u32 resp_seq,
+ struct sctp_association *asoc, __be32 resp_seq,
__be16 type)
{
struct sctp_chunk *chunk = asoc->strreset_chunk;
@@ -345,8 +351,9 @@ struct sctp_chunk *sctp_process_strreset_outreq(
{
struct sctp_strreset_outreq *outreq = param.v;
struct sctp_stream *stream = &asoc->stream;
- __u16 i, nums, flags = 0, *str_p = NULL;
__u32 result = SCTP_STRRESET_DENIED;
+ __u16 i, nums, flags = 0;
+ __be16 *str_p = NULL;
__u32 request_seq;
request_seq = ntohl(outreq->request_seq);
@@ -439,8 +446,9 @@ struct sctp_chunk *sctp_process_strreset_inreq(
struct sctp_stream *stream = &asoc->stream;
__u32 result = SCTP_STRRESET_DENIED;
struct sctp_chunk *chunk = NULL;
- __u16 i, nums, *str_p;
__u32 request_seq;
+ __u16 i, nums;
+ __be16 *str_p;
request_seq = ntohl(inreq->request_seq);
if (TSN_lt(asoc->strreset_inseq, request_seq) ||
@@ -769,7 +777,7 @@ struct sctp_chunk *sctp_process_strreset_resp(
if (req->type == SCTP_PARAM_RESET_OUT_REQUEST) {
struct sctp_strreset_outreq *outreq;
- __u16 *str_p;
+ __be16 *str_p;
outreq = (struct sctp_strreset_outreq *)req;
str_p = outreq->list_of_streams;
@@ -794,7 +802,7 @@ struct sctp_chunk *sctp_process_strreset_resp(
nums, str_p, GFP_ATOMIC);
} else if (req->type == SCTP_PARAM_RESET_IN_REQUEST) {
struct sctp_strreset_inreq *inreq;
- __u16 *str_p;
+ __be16 *str_p;
/* if the result is performed, it's impossible for inreq */
if (result == SCTP_STRRESET_PERFORMED)
diff --git a/net/sctp/ulpevent.c b/net/sctp/ulpevent.c
index 67abc0194f30..5447228bf1a0 100644
--- a/net/sctp/ulpevent.c
+++ b/net/sctp/ulpevent.c
@@ -847,7 +847,7 @@ struct sctp_ulpevent *sctp_ulpevent_make_sender_dry_event(
struct sctp_ulpevent *sctp_ulpevent_make_stream_reset_event(
const struct sctp_association *asoc, __u16 flags, __u16 stream_num,
- __u16 *stream_list, gfp_t gfp)
+ __be16 *stream_list, gfp_t gfp)
{
struct sctp_stream_reset_event *sreset;
struct sctp_ulpevent *event;
diff --git a/net/smc/smc.h b/net/smc/smc.h
index 0ccd6fa387ad..0bee9d16cf29 100644
--- a/net/smc/smc.h
+++ b/net/smc/smc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Shared Memory Communications over RDMA (SMC-R) and RoCE
*
diff --git a/net/smc/smc_cdc.c b/net/smc/smc_cdc.c
index a7294edbc221..535e72cfc64b 100644
--- a/net/smc/smc_cdc.c
+++ b/net/smc/smc_cdc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Shared Memory Communications over RDMA (SMC-R) and RoCE
*
diff --git a/net/smc/smc_cdc.h b/net/smc/smc_cdc.h
index 8e1d76f26007..bea61dadaf36 100644
--- a/net/smc/smc_cdc.h
+++ b/net/smc/smc_cdc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Shared Memory Communications over RDMA (SMC-R) and RoCE
*
diff --git a/net/smc/smc_clc.c b/net/smc/smc_clc.c
index b7dd2743fb5c..1800e16b2a02 100644
--- a/net/smc/smc_clc.c
+++ b/net/smc/smc_clc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Shared Memory Communications over RDMA (SMC-R) and RoCE
*
diff --git a/net/smc/smc_clc.h b/net/smc/smc_clc.h
index 1c55414041d4..12a9af1539a2 100644
--- a/net/smc/smc_clc.h
+++ b/net/smc/smc_clc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Shared Memory Communications over RDMA (SMC-R) and RoCE
*
diff --git a/net/smc/smc_close.c b/net/smc/smc_close.c
index f0d16fb825f7..2427a1f3d0d1 100644
--- a/net/smc/smc_close.c
+++ b/net/smc/smc_close.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Shared Memory Communications over RDMA (SMC-R) and RoCE
*
diff --git a/net/smc/smc_close.h b/net/smc/smc_close.h
index 4a3d99a8d7cb..ed82506b1b0a 100644
--- a/net/smc/smc_close.h
+++ b/net/smc/smc_close.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Shared Memory Communications over RDMA (SMC-R) and RoCE
*
diff --git a/net/smc/smc_core.c b/net/smc/smc_core.c
index 20b66e79c5d6..413e3868fbf3 100644
--- a/net/smc/smc_core.c
+++ b/net/smc/smc_core.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Shared Memory Communications over RDMA (SMC-R) and RoCE
*
diff --git a/net/smc/smc_core.h b/net/smc/smc_core.h
index 19c44bf4e391..fe691bf9af91 100644
--- a/net/smc/smc_core.h
+++ b/net/smc/smc_core.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Shared Memory Communications over RDMA (SMC-R) and RoCE
*
diff --git a/net/smc/smc_ib.c b/net/smc/smc_ib.c
index 0b5852299158..9033b8a36fe1 100644
--- a/net/smc/smc_ib.c
+++ b/net/smc/smc_ib.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Shared Memory Communications over RDMA (SMC-R) and RoCE
*
diff --git a/net/smc/smc_ib.h b/net/smc/smc_ib.h
index 9b927a33d5e6..e90630dadf8e 100644
--- a/net/smc/smc_ib.h
+++ b/net/smc/smc_ib.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Shared Memory Communications over RDMA (SMC-R) and RoCE
*
diff --git a/net/smc/smc_llc.c b/net/smc/smc_llc.c
index c2f9165d13ef..92fe4cc8c82c 100644
--- a/net/smc/smc_llc.c
+++ b/net/smc/smc_llc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Shared Memory Communications over RDMA (SMC-R) and RoCE
*
diff --git a/net/smc/smc_llc.h b/net/smc/smc_llc.h
index b472f853953a..51b27ce90dbd 100644
--- a/net/smc/smc_llc.h
+++ b/net/smc/smc_llc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Shared Memory Communications over RDMA (SMC-R) and RoCE
*
diff --git a/net/smc/smc_pnet.c b/net/smc/smc_pnet.c
index 31f8453c25c5..74568cdbca70 100644
--- a/net/smc/smc_pnet.c
+++ b/net/smc/smc_pnet.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Shared Memory Communications over RDMA (SMC-R) and RoCE
*
diff --git a/net/smc/smc_pnet.h b/net/smc/smc_pnet.h
index c4f1bccd4358..5a29519db976 100644
--- a/net/smc/smc_pnet.h
+++ b/net/smc/smc_pnet.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Shared Memory Communications over RDMA (SMC-R) and RoCE
*
diff --git a/net/smc/smc_rx.c b/net/smc/smc_rx.c
index 3e631ae4b6b6..cbf58637ee14 100644
--- a/net/smc/smc_rx.c
+++ b/net/smc/smc_rx.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Shared Memory Communications over RDMA (SMC-R) and RoCE
*
diff --git a/net/smc/smc_rx.h b/net/smc/smc_rx.h
index b5b80e1f8b0f..3a32b59bf06c 100644
--- a/net/smc/smc_rx.h
+++ b/net/smc/smc_rx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Shared Memory Communications over RDMA (SMC-R) and RoCE
*
diff --git a/net/smc/smc_tx.c b/net/smc/smc_tx.c
index 3866573288dd..710ab3fbf607 100644
--- a/net/smc/smc_tx.c
+++ b/net/smc/smc_tx.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Shared Memory Communications over RDMA (SMC-R) and RoCE
*
diff --git a/net/smc/smc_tx.h b/net/smc/smc_tx.h
index 1d6a0dcdcfe6..78255964fa4d 100644
--- a/net/smc/smc_tx.h
+++ b/net/smc/smc_tx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Shared Memory Communications over RDMA (SMC-R) and RoCE
*
diff --git a/net/smc/smc_wr.c b/net/smc/smc_wr.c
index 525d91e0d57e..de4537f66832 100644
--- a/net/smc/smc_wr.c
+++ b/net/smc/smc_wr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Shared Memory Communications over RDMA (SMC-R) and RoCE
*
diff --git a/net/smc/smc_wr.h b/net/smc/smc_wr.h
index 45eb53833052..2acf12b06063 100644
--- a/net/smc/smc_wr.h
+++ b/net/smc/smc_wr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Shared Memory Communications over RDMA (SMC-R) and RoCE
*
diff --git a/net/strparser/strparser.c b/net/strparser/strparser.c
index d4ea46a5f233..c5fda15ba319 100644
--- a/net/strparser/strparser.c
+++ b/net/strparser/strparser.c
@@ -49,7 +49,7 @@ static void strp_abort_strp(struct strparser *strp, int err)
{
/* Unrecoverable error in receive */
- del_timer(&strp->msg_timer);
+ cancel_delayed_work(&strp->msg_timer_work);
if (strp->stopped)
return;
@@ -68,7 +68,7 @@ static void strp_abort_strp(struct strparser *strp, int err)
static void strp_start_timer(struct strparser *strp, long timeo)
{
if (timeo)
- mod_timer(&strp->msg_timer, timeo);
+ mod_delayed_work(strp_wq, &strp->msg_timer_work, timeo);
}
/* Lower lock held */
@@ -319,7 +319,7 @@ static int __strp_recv(read_descriptor_t *desc, struct sk_buff *orig_skb,
eaten += (cand_len - extra);
/* Hurray, we have a new message! */
- del_timer(&strp->msg_timer);
+ cancel_delayed_work(&strp->msg_timer_work);
strp->skb_head = NULL;
STRP_STATS_INCR(strp->stats.msgs);
@@ -450,9 +450,10 @@ static void strp_work(struct work_struct *w)
do_strp_work(container_of(w, struct strparser, work));
}
-static void strp_msg_timeout(unsigned long arg)
+static void strp_msg_timeout(struct work_struct *w)
{
- struct strparser *strp = (struct strparser *)arg;
+ struct strparser *strp = container_of(w, struct strparser,
+ msg_timer_work.work);
/* Message assembly timed out */
STRP_STATS_INCR(strp->stats.msg_timeouts);
@@ -505,9 +506,7 @@ int strp_init(struct strparser *strp, struct sock *sk,
strp->cb.read_sock_done = cb->read_sock_done ? : default_read_sock_done;
strp->cb.abort_parser = cb->abort_parser ? : strp_abort_strp;
- setup_timer(&strp->msg_timer, strp_msg_timeout,
- (unsigned long)strp);
-
+ INIT_DELAYED_WORK(&strp->msg_timer_work, strp_msg_timeout);
INIT_WORK(&strp->work, strp_work);
return 0;
@@ -532,7 +531,7 @@ void strp_done(struct strparser *strp)
{
WARN_ON(!strp->stopped);
- del_timer_sync(&strp->msg_timer);
+ cancel_delayed_work_sync(&strp->msg_timer_work);
cancel_work_sync(&strp->work);
if (strp->skb_head) {
diff --git a/net/sunrpc/Makefile b/net/sunrpc/Makefile
index ea7ffa12e0f9..090658c3da12 100644
--- a/net/sunrpc/Makefile
+++ b/net/sunrpc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for Linux kernel SUN RPC
#
diff --git a/net/sunrpc/auth_gss/Makefile b/net/sunrpc/auth_gss/Makefile
index 14e9e53e63d5..c374268b008f 100644
--- a/net/sunrpc/auth_gss/Makefile
+++ b/net/sunrpc/auth_gss/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for Linux kernel rpcsec_gss implementation
#
diff --git a/net/sunrpc/auth_null.c b/net/sunrpc/auth_null.c
index 5f3d527dff65..75d72e109a04 100644
--- a/net/sunrpc/auth_null.c
+++ b/net/sunrpc/auth_null.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/net/sunrpc/auth_null.c
*
diff --git a/net/sunrpc/auth_unix.c b/net/sunrpc/auth_unix.c
index 82337e1ec9cd..dafd6b870ba3 100644
--- a/net/sunrpc/auth_unix.c
+++ b/net/sunrpc/auth_unix.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/net/sunrpc/auth_unix.c
*
diff --git a/net/sunrpc/debugfs.c b/net/sunrpc/debugfs.c
index c8fd0b6c1618..e980d2a493de 100644
--- a/net/sunrpc/debugfs.c
+++ b/net/sunrpc/debugfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/**
* debugfs interface for sunrpc
*
diff --git a/net/sunrpc/netns.h b/net/sunrpc/netns.h
index 394ce523174c..7ec10b92bea1 100644
--- a/net/sunrpc/netns.h
+++ b/net/sunrpc/netns.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SUNRPC_NETNS_H__
#define __SUNRPC_NETNS_H__
diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c
index e741ec2b4d8e..898485e3ece4 100644
--- a/net/sunrpc/xprt.c
+++ b/net/sunrpc/xprt.c
@@ -1333,7 +1333,7 @@ void xprt_release(struct rpc_task *task)
rpc_count_iostats(task, task->tk_client->cl_metrics);
spin_lock(&xprt->recv_lock);
if (!list_empty(&req->rq_list)) {
- list_del(&req->rq_list);
+ list_del_init(&req->rq_list);
xprt_wait_on_pinned_rqst(req);
}
spin_unlock(&xprt->recv_lock);
@@ -1445,6 +1445,23 @@ out:
return xprt;
}
+static void xprt_destroy_cb(struct work_struct *work)
+{
+ struct rpc_xprt *xprt =
+ container_of(work, struct rpc_xprt, task_cleanup);
+
+ rpc_xprt_debugfs_unregister(xprt);
+ rpc_destroy_wait_queue(&xprt->binding);
+ rpc_destroy_wait_queue(&xprt->pending);
+ rpc_destroy_wait_queue(&xprt->sending);
+ rpc_destroy_wait_queue(&xprt->backlog);
+ kfree(xprt->servername);
+ /*
+ * Tear down transport state and free the rpc_xprt
+ */
+ xprt->ops->destroy(xprt);
+}
+
/**
* xprt_destroy - destroy an RPC transport, killing off all requests.
* @xprt: transport to destroy
@@ -1454,22 +1471,19 @@ static void xprt_destroy(struct rpc_xprt *xprt)
{
dprintk("RPC: destroying transport %p\n", xprt);
- /* Exclude transport connect/disconnect handlers */
+ /*
+ * Exclude transport connect/disconnect handlers and autoclose
+ */
wait_on_bit_lock(&xprt->state, XPRT_LOCKED, TASK_UNINTERRUPTIBLE);
del_timer_sync(&xprt->timer);
- rpc_xprt_debugfs_unregister(xprt);
- rpc_destroy_wait_queue(&xprt->binding);
- rpc_destroy_wait_queue(&xprt->pending);
- rpc_destroy_wait_queue(&xprt->sending);
- rpc_destroy_wait_queue(&xprt->backlog);
- cancel_work_sync(&xprt->task_cleanup);
- kfree(xprt->servername);
/*
- * Tear down transport state and free the rpc_xprt
+ * Destroy sockets etc from the system workqueue so they can
+ * safely flush receive work running on rpciod.
*/
- xprt->ops->destroy(xprt);
+ INIT_WORK(&xprt->task_cleanup, xprt_destroy_cb);
+ schedule_work(&xprt->task_cleanup);
}
static void xprt_destroy_kref(struct kref *kref)
diff --git a/net/sunrpc/xprtmultipath.c b/net/sunrpc/xprtmultipath.c
index ae92a9e9ba52..e2d64c7138c3 100644
--- a/net/sunrpc/xprtmultipath.c
+++ b/net/sunrpc/xprtmultipath.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Multipath support for RPC
*
diff --git a/net/sunrpc/xprtrdma/Makefile b/net/sunrpc/xprtrdma/Makefile
index b8213ddce2f2..8bf19e142b6b 100644
--- a/net/sunrpc/xprtrdma/Makefile
+++ b/net/sunrpc/xprtrdma/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_SUNRPC_XPRT_RDMA) += rpcrdma.o
rpcrdma-y := transport.o rpc_rdma.o verbs.o \
diff --git a/net/sunrpc/xprtrdma/backchannel.c b/net/sunrpc/xprtrdma/backchannel.c
index d31d0ac5ada9..823a781ec89c 100644
--- a/net/sunrpc/xprtrdma/backchannel.c
+++ b/net/sunrpc/xprtrdma/backchannel.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2015 Oracle. All rights reserved.
*
diff --git a/net/sunrpc/xprtrdma/fmr_ops.c b/net/sunrpc/xprtrdma/fmr_ops.c
index 6c7151341194..fa759dd2b0f3 100644
--- a/net/sunrpc/xprtrdma/fmr_ops.c
+++ b/net/sunrpc/xprtrdma/fmr_ops.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2015 Oracle. All rights reserved.
* Copyright (c) 2003-2007 Network Appliance, Inc. All rights reserved.
diff --git a/net/sunrpc/xprtrdma/frwr_ops.c b/net/sunrpc/xprtrdma/frwr_ops.c
index df062e086bdb..35d7517ef0e6 100644
--- a/net/sunrpc/xprtrdma/frwr_ops.c
+++ b/net/sunrpc/xprtrdma/frwr_ops.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2015 Oracle. All rights reserved.
* Copyright (c) 2003-2007 Network Appliance, Inc. All rights reserved.
diff --git a/net/sunrpc/xprtrdma/svc_rdma_backchannel.c b/net/sunrpc/xprtrdma/svc_rdma_backchannel.c
index ec37ad83b068..992594b7cc6b 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_backchannel.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_backchannel.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2015 Oracle. All rights reserved.
*
diff --git a/net/sunrpc/xprtrdma/svc_rdma_rw.c b/net/sunrpc/xprtrdma/svc_rdma_rw.c
index 7dcda4597057..9bd04549a1ad 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_rw.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_rw.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2016 Oracle. All rights reserved.
*
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index 9b5de31aa429..4dad5da388d6 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/net/sunrpc/xprtsock.c
*
@@ -2203,7 +2204,7 @@ static void xs_udp_setup_socket(struct work_struct *work)
struct sock_xprt *transport =
container_of(work, struct sock_xprt, connect_worker.work);
struct rpc_xprt *xprt = &transport->xprt;
- struct socket *sock = transport->sock;
+ struct socket *sock;
int status = -EIO;
sock = xs_create_sock(xprt, transport,
diff --git a/net/tipc/Makefile b/net/tipc/Makefile
index 31b9f9c52974..2bfaa9d4b403 100644
--- a/net/tipc/Makefile
+++ b/net/tipc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux TIPC layer
#
diff --git a/net/tipc/bcast.c b/net/tipc/bcast.c
index 7d99029df342..a140dd4a84af 100644
--- a/net/tipc/bcast.c
+++ b/net/tipc/bcast.c
@@ -233,7 +233,7 @@ static int tipc_bcast_xmit(struct net *net, struct sk_buff_head *pkts,
struct sk_buff_head xmitq;
int rc = 0;
- __skb_queue_head_init(&xmitq);
+ skb_queue_head_init(&xmitq);
tipc_bcast_lock(net);
if (tipc_link_bc_peers(l))
rc = tipc_link_xmit(l, pkts, &xmitq);
@@ -263,7 +263,7 @@ static int tipc_rcast_xmit(struct net *net, struct sk_buff_head *pkts,
u32 dst, selector;
selector = msg_link_selector(buf_msg(skb_peek(pkts)));
- __skb_queue_head_init(&_pkts);
+ skb_queue_head_init(&_pkts);
list_for_each_entry_safe(n, tmp, &dests->list, list) {
dst = n->value;
diff --git a/net/tipc/msg.c b/net/tipc/msg.c
index 121e59a1d0e7..17146c16ee2d 100644
--- a/net/tipc/msg.c
+++ b/net/tipc/msg.c
@@ -568,6 +568,14 @@ bool tipc_msg_lookup_dest(struct net *net, struct sk_buff *skb, int *err)
msg_set_destnode(msg, dnode);
msg_set_destport(msg, dport);
*err = TIPC_OK;
+
+ if (!skb_cloned(skb))
+ return true;
+
+ /* Unclone buffer in case it was bundled */
+ if (pskb_expand_head(skb, BUF_HEADROOM, BUF_TAILROOM, GFP_ATOMIC))
+ return false;
+
return true;
}
diff --git a/net/unix/Makefile b/net/unix/Makefile
index b663c607b1c6..ffd0a275c3a7 100644
--- a/net/unix/Makefile
+++ b/net/unix/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux unix domain socket layer.
#
diff --git a/net/unix/diag.c b/net/unix/diag.c
index 4d9679701a6d..384c84e83462 100644
--- a/net/unix/diag.c
+++ b/net/unix/diag.c
@@ -257,6 +257,8 @@ static int unix_diag_get_exact(struct sk_buff *in_skb,
err = -ENOENT;
if (sk == NULL)
goto out_nosk;
+ if (!net_eq(sock_net(sk), net))
+ goto out;
err = sock_diag_check_cookie(sk, req->udiag_cookie);
if (err)
diff --git a/net/vmw_vsock/Makefile b/net/vmw_vsock/Makefile
index e63d574234a9..30a263320e4f 100644
--- a/net/vmw_vsock/Makefile
+++ b/net/vmw_vsock/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_VSOCKETS) += vsock.o
obj-$(CONFIG_VMWARE_VMCI_VSOCKETS) += vmw_vsock_vmci_transport.o
obj-$(CONFIG_VIRTIO_VSOCKETS) += vmw_vsock_virtio_transport.o
diff --git a/net/vmw_vsock/hyperv_transport.c b/net/vmw_vsock/hyperv_transport.c
index 14ed5a344cdf..e21991fe883a 100644
--- a/net/vmw_vsock/hyperv_transport.c
+++ b/net/vmw_vsock/hyperv_transport.c
@@ -310,11 +310,15 @@ static void hvs_close_connection(struct vmbus_channel *chan)
struct sock *sk = get_per_channel_state(chan);
struct vsock_sock *vsk = vsock_sk(sk);
+ lock_sock(sk);
+
sk->sk_state = SS_UNCONNECTED;
sock_set_flag(sk, SOCK_DONE);
vsk->peer_shutdown |= SEND_SHUTDOWN | RCV_SHUTDOWN;
sk->sk_state_change(sk);
+
+ release_sock(sk);
}
static void hvs_open_connection(struct vmbus_channel *chan)
@@ -344,6 +348,8 @@ static void hvs_open_connection(struct vmbus_channel *chan)
if (!sk)
return;
+ lock_sock(sk);
+
if ((conn_from_host && sk->sk_state != VSOCK_SS_LISTEN) ||
(!conn_from_host && sk->sk_state != SS_CONNECTING))
goto out;
@@ -395,9 +401,7 @@ static void hvs_open_connection(struct vmbus_channel *chan)
vsock_insert_connected(vnew);
- lock_sock(sk);
vsock_enqueue_accept(sk, new);
- release_sock(sk);
} else {
sk->sk_state = SS_CONNECTED;
sk->sk_socket->state = SS_CONNECTED;
@@ -410,6 +414,8 @@ static void hvs_open_connection(struct vmbus_channel *chan)
out:
/* Release refcnt obtained when we called vsock_find_bound_socket() */
sock_put(sk);
+
+ release_sock(sk);
}
static u32 hvs_get_local_cid(void)
@@ -476,13 +482,21 @@ out:
static void hvs_release(struct vsock_sock *vsk)
{
+ struct sock *sk = sk_vsock(vsk);
struct hvsock *hvs = vsk->trans;
- struct vmbus_channel *chan = hvs->chan;
+ struct vmbus_channel *chan;
+ lock_sock(sk);
+
+ sk->sk_state = SS_DISCONNECTING;
+ vsock_remove_sock(vsk);
+
+ release_sock(sk);
+
+ chan = hvs->chan;
if (chan)
hvs_shutdown(vsk, RCV_SHUTDOWN | SEND_SHUTDOWN);
- vsock_remove_sock(vsk);
}
static void hvs_destruct(struct vsock_sock *vsk)
diff --git a/net/wimax/Makefile b/net/wimax/Makefile
index 8f1510d0cc2b..eb2db0d3b880 100644
--- a/net/wimax/Makefile
+++ b/net/wimax/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_WIMAX) += wimax.o
diff --git a/net/wireless/Makefile b/net/wireless/Makefile
index d06e5015751a..b7c0300e0b08 100644
--- a/net/wireless/Makefile
+++ b/net/wireless/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_CFG80211) += cfg80211.o
obj-$(CONFIG_LIB80211) += lib80211.o
obj-$(CONFIG_LIB80211_CRYPT_WEP) += lib80211_crypt_wep.o
diff --git a/net/wireless/ap.c b/net/wireless/ap.c
index 25666d3009be..63682176c96c 100644
--- a/net/wireless/ap.c
+++ b/net/wireless/ap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ieee80211.h>
#include <linux/export.h>
#include <net/cfg80211.h>
diff --git a/net/wireless/chan.c b/net/wireless/chan.c
index b8aa5a7d5c77..fad1b5baf8ff 100644
--- a/net/wireless/chan.c
+++ b/net/wireless/chan.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This file contains helper code to handle channel
* settings and keeping track of what is possible at
diff --git a/net/wireless/core.h b/net/wireless/core.h
index 6e809325af3b..705835047f98 100644
--- a/net/wireless/core.h
+++ b/net/wireless/core.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Wireless configuration interface internals.
*
diff --git a/net/wireless/debugfs.h b/net/wireless/debugfs.h
index 74fdd3811427..a8a135d94ab5 100644
--- a/net/wireless/debugfs.h
+++ b/net/wireless/debugfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CFG80211_DEBUGFS_H
#define __CFG80211_DEBUGFS_H
diff --git a/net/wireless/ethtool.c b/net/wireless/ethtool.c
index e9e91298c70d..a9c0f368db5d 100644
--- a/net/wireless/ethtool.c
+++ b/net/wireless/ethtool.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/utsname.h>
#include <net/cfg80211.h>
#include "core.h"
diff --git a/net/wireless/ibss.c b/net/wireless/ibss.c
index 10bf040a0982..413d4f4e6334 100644
--- a/net/wireless/ibss.c
+++ b/net/wireless/ibss.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Some IBSS support code for cfg80211.
*
diff --git a/net/wireless/mesh.c b/net/wireless/mesh.c
index 421a6b80ec62..51aa55618ef7 100644
--- a/net/wireless/mesh.c
+++ b/net/wireless/mesh.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ieee80211.h>
#include <linux/export.h>
#include <net/cfg80211.h>
diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c
index d8df7a5180a0..e7c64a8dce54 100644
--- a/net/wireless/mlme.c
+++ b/net/wireless/mlme.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* cfg80211 MLME SAP interface
*
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 690874293cfc..d396cb61a280 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -549,6 +549,14 @@ nl80211_nan_srf_policy[NL80211_NAN_SRF_ATTR_MAX + 1] = {
[NL80211_NAN_SRF_MAC_ADDRS] = { .type = NLA_NESTED },
};
+/* policy for packet pattern attributes */
+static const struct nla_policy
+nl80211_packet_pattern_policy[MAX_NL80211_PKTPAT + 1] = {
+ [NL80211_PKTPAT_MASK] = { .type = NLA_BINARY, },
+ [NL80211_PKTPAT_PATTERN] = { .type = NLA_BINARY, },
+ [NL80211_PKTPAT_OFFSET] = { .type = NLA_U32 },
+};
+
static int nl80211_prepare_wdev_dump(struct sk_buff *skb,
struct netlink_callback *cb,
struct cfg80211_registered_device **rdev,
@@ -10532,7 +10540,8 @@ static int nl80211_set_wowlan(struct sk_buff *skb, struct genl_info *info)
u8 *mask_pat;
nla_parse_nested(pat_tb, MAX_NL80211_PKTPAT, pat,
- NULL, info->extack);
+ nl80211_packet_pattern_policy,
+ info->extack);
err = -EINVAL;
if (!pat_tb[NL80211_PKTPAT_MASK] ||
!pat_tb[NL80211_PKTPAT_PATTERN])
@@ -10781,7 +10790,8 @@ static int nl80211_parse_coalesce_rule(struct cfg80211_registered_device *rdev,
rem) {
u8 *mask_pat;
- nla_parse_nested(pat_tb, MAX_NL80211_PKTPAT, pat, NULL, NULL);
+ nla_parse_nested(pat_tb, MAX_NL80211_PKTPAT, pat,
+ nl80211_packet_pattern_policy, NULL);
if (!pat_tb[NL80211_PKTPAT_MASK] ||
!pat_tb[NL80211_PKTPAT_PATTERN])
return -EINVAL;
diff --git a/net/wireless/nl80211.h b/net/wireless/nl80211.h
index b96933322077..fc415c8f7aac 100644
--- a/net/wireless/nl80211.h
+++ b/net/wireless/nl80211.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NET_WIRELESS_NL80211_H
#define __NET_WIRELESS_NL80211_H
diff --git a/net/wireless/rdev-ops.h b/net/wireless/rdev-ops.h
index ce23d7d49960..0c06240d25af 100644
--- a/net/wireless/rdev-ops.h
+++ b/net/wireless/rdev-ops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CFG80211_RDEV_OPS
#define __CFG80211_RDEV_OPS
diff --git a/net/wireless/scan.c b/net/wireless/scan.c
index 9f0901f3e42b..f6c5fe482506 100644
--- a/net/wireless/scan.c
+++ b/net/wireless/scan.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* cfg80211 scan result handling
*
diff --git a/net/wireless/sme.c b/net/wireless/sme.c
index 0a49b88070d0..3dd05a08c60a 100644
--- a/net/wireless/sme.c
+++ b/net/wireless/sme.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* SME code for cfg80211
* both driver SME event handling and the SME implementation
@@ -522,11 +523,6 @@ static int cfg80211_sme_connect(struct wireless_dev *wdev,
return -EOPNOTSUPP;
if (wdev->current_bss) {
- if (!prev_bssid)
- return -EALREADY;
- if (prev_bssid &&
- !ether_addr_equal(prev_bssid, wdev->current_bss->pub.bssid))
- return -ENOTCONN;
cfg80211_unhold_bss(wdev->current_bss);
cfg80211_put_bss(wdev->wiphy, &wdev->current_bss->pub);
wdev->current_bss = NULL;
@@ -1063,11 +1059,35 @@ int cfg80211_connect(struct cfg80211_registered_device *rdev,
ASSERT_WDEV_LOCK(wdev);
- if (WARN_ON(wdev->connect_keys)) {
- kzfree(wdev->connect_keys);
- wdev->connect_keys = NULL;
+ /*
+ * If we have an ssid_len, we're trying to connect or are
+ * already connected, so reject a new SSID unless it's the
+ * same (which is the case for re-association.)
+ */
+ if (wdev->ssid_len &&
+ (wdev->ssid_len != connect->ssid_len ||
+ memcmp(wdev->ssid, connect->ssid, wdev->ssid_len)))
+ return -EALREADY;
+
+ /*
+ * If connected, reject (re-)association unless prev_bssid
+ * matches the current BSSID.
+ */
+ if (wdev->current_bss) {
+ if (!prev_bssid)
+ return -EALREADY;
+ if (!ether_addr_equal(prev_bssid, wdev->current_bss->pub.bssid))
+ return -ENOTCONN;
}
+ /*
+ * Reject if we're in the process of connecting with WEP,
+ * this case isn't very interesting and trying to handle
+ * it would make the code much more complex.
+ */
+ if (wdev->connect_keys)
+ return -EINPROGRESS;
+
cfg80211_oper_and_ht_capa(&connect->ht_capa_mask,
rdev->wiphy.ht_capa_mod_mask);
@@ -1118,7 +1138,12 @@ int cfg80211_connect(struct cfg80211_registered_device *rdev,
if (err) {
wdev->connect_keys = NULL;
- wdev->ssid_len = 0;
+ /*
+ * This could be reassoc getting refused, don't clear
+ * ssid_len in that case.
+ */
+ if (!wdev->current_bss)
+ wdev->ssid_len = 0;
return err;
}
@@ -1145,6 +1170,14 @@ int cfg80211_disconnect(struct cfg80211_registered_device *rdev,
else if (wdev->ssid_len)
err = rdev_disconnect(rdev, dev, reason);
+ /*
+ * Clear ssid_len unless we actually were fully connected,
+ * in which case cfg80211_disconnected() will take care of
+ * this later.
+ */
+ if (!wdev->current_bss)
+ wdev->ssid_len = 0;
+
return err;
}
diff --git a/net/wireless/sysfs.h b/net/wireless/sysfs.h
index b533ed71daff..7b454c2de9b7 100644
--- a/net/wireless/sysfs.h
+++ b/net/wireless/sysfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __WIRELESS_SYSFS_H
#define __WIRELESS_SYSFS_H
diff --git a/net/wireless/trace.h b/net/wireless/trace.h
index 0f8db41eaddb..f3353fe5b35b 100644
--- a/net/wireless/trace.h
+++ b/net/wireless/trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM cfg80211
diff --git a/net/wireless/util.c b/net/wireless/util.c
index bcb1284c3415..c1238d582fd1 100644
--- a/net/wireless/util.c
+++ b/net/wireless/util.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Wireless utility functions
*
diff --git a/net/wireless/wext-compat.c b/net/wireless/wext-compat.c
index 5d4a02c7979b..7ca04a7de85a 100644
--- a/net/wireless/wext-compat.c
+++ b/net/wireless/wext-compat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* cfg80211 - wext compat code
*
diff --git a/net/wireless/wext-sme.c b/net/wireless/wext-sme.c
index c434f193f39a..c67d7a82ab13 100644
--- a/net/wireless/wext-sme.c
+++ b/net/wireless/wext-sme.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* cfg80211 wext compat for managed mode.
*
diff --git a/net/x25/Makefile b/net/x25/Makefile
index a2c34ab6f194..5dd544a231f2 100644
--- a/net/x25/Makefile
+++ b/net/x25/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the Linux X.25 Packet layer.
#
diff --git a/net/x25/sysctl_net_x25.c b/net/x25/sysctl_net_x25.c
index ba078c85f0a1..e9802afa43d0 100644
--- a/net/x25/sysctl_net_x25.c
+++ b/net/x25/sysctl_net_x25.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* -*- linux-c -*-
* sysctl_net_x25.c: sysctl interface to net X.25 subsystem.
*
diff --git a/net/xfrm/Makefile b/net/xfrm/Makefile
index 55b2ac300995..0bd2465a8c5a 100644
--- a/net/xfrm/Makefile
+++ b/net/xfrm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the XFRM subsystem.
#
diff --git a/net/xfrm/xfrm_device.c b/net/xfrm/xfrm_device.c
index acf00104ef31..30e5746085b8 100644
--- a/net/xfrm/xfrm_device.c
+++ b/net/xfrm/xfrm_device.c
@@ -91,6 +91,7 @@ int xfrm_dev_state_add(struct net *net, struct xfrm_state *x,
}
if (!dev->xfrmdev_ops || !dev->xfrmdev_ops->xdo_dev_state_add) {
+ xso->dev = NULL;
dev_put(dev);
return 0;
}
diff --git a/net/xfrm/xfrm_hash.c b/net/xfrm/xfrm_hash.c
index 1e98bc0fe0a5..2ad33ce1ea17 100644
--- a/net/xfrm/xfrm_hash.c
+++ b/net/xfrm/xfrm_hash.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* xfrm_hash.c: Common hash table code.
*
* Copyright (C) 2006 David S. Miller (davem@davemloft.net)
diff --git a/net/xfrm/xfrm_hash.h b/net/xfrm/xfrm_hash.h
index eaea9c4fb3b0..61be810389d8 100644
--- a/net/xfrm/xfrm_hash.h
+++ b/net/xfrm/xfrm_hash.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _XFRM_HASH_H
#define _XFRM_HASH_H
diff --git a/net/xfrm/xfrm_input.c b/net/xfrm/xfrm_input.c
index 2515cd2bc5db..82d20ee34581 100644
--- a/net/xfrm/xfrm_input.c
+++ b/net/xfrm/xfrm_input.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* xfrm_input.c
*
@@ -429,7 +430,8 @@ resume:
nf_reset(skb);
if (decaps) {
- skb->sp->olen = 0;
+ if (skb->sp)
+ skb->sp->olen = 0;
skb_dst_drop(skb);
gro_cells_receive(&gro_cells, skb);
return 0;
@@ -440,7 +442,8 @@ resume:
err = x->inner_mode->afinfo->transport_finish(skb, xfrm_gro || async);
if (xfrm_gro) {
- skb->sp->olen = 0;
+ if (skb->sp)
+ skb->sp->olen = 0;
skb_dst_drop(skb);
gro_cells_receive(&gro_cells, skb);
return err;
diff --git a/net/xfrm/xfrm_output.c b/net/xfrm/xfrm_output.c
index 31a2e6d34dba..73ad8c8ef344 100644
--- a/net/xfrm/xfrm_output.c
+++ b/net/xfrm/xfrm_output.c
@@ -105,6 +105,9 @@ static int xfrm_output_one(struct sk_buff *skb, int err)
if (xfrm_offload(skb)) {
x->type_offload->encap(x, skb);
} else {
+ /* Inner headers are invalid now. */
+ skb->encapsulation = 0;
+
err = x->type->output(x, skb);
if (err == -EINPROGRESS)
goto out;
@@ -208,7 +211,6 @@ int xfrm_output(struct sock *sk, struct sk_buff *skb)
int err;
secpath_reset(skb);
- skb->encapsulation = 0;
if (xfrm_dev_offload_ok(skb, x)) {
struct sec_path *sp;
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index f06253969972..8cafb3c0a4ac 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -1573,6 +1573,14 @@ static struct dst_entry *xfrm_bundle_create(struct xfrm_policy *policy,
goto put_states;
}
+ if (!dst_prev)
+ dst0 = dst1;
+ else
+ /* Ref count is taken during xfrm_alloc_dst()
+ * No need to do dst_clone() on dst1
+ */
+ dst_prev->child = dst1;
+
if (xfrm[i]->sel.family == AF_UNSPEC) {
inner_mode = xfrm_ip2inner_mode(xfrm[i],
xfrm_af2proto(family));
@@ -1584,14 +1592,6 @@ static struct dst_entry *xfrm_bundle_create(struct xfrm_policy *policy,
} else
inner_mode = xfrm[i]->inner_mode;
- if (!dst_prev)
- dst0 = dst1;
- else
- /* Ref count is taken during xfrm_alloc_dst()
- * No need to do dst_clone() on dst1
- */
- dst_prev->child = dst1;
-
xdst->route = dst;
dst_copy_metrics(dst1, dst);
@@ -2076,7 +2076,6 @@ make_dummy_bundle:
xdst->num_xfrms = num_xfrms;
memcpy(xdst->pols, pols, sizeof(struct xfrm_policy *) * num_pols);
- dst_hold(&xdst->u.dst);
return xdst;
inc_error:
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index 0dab1cd79ce4..1f5cee2269af 100644
--- a/net/xfrm/xfrm_state.c
+++ b/net/xfrm/xfrm_state.c
@@ -732,12 +732,12 @@ restart:
}
}
}
+out:
+ spin_unlock_bh(&net->xfrm.xfrm_state_lock);
if (cnt) {
err = 0;
xfrm_policy_cache_flush();
}
-out:
- spin_unlock_bh(&net->xfrm.xfrm_state_lock);
return err;
}
EXPORT_SYMBOL(xfrm_state_flush);
@@ -2069,6 +2069,7 @@ int xfrm_user_policy(struct sock *sk, int optname, u8 __user *optval, int optlen
if (err >= 0) {
xfrm_sk_policy_insert(sk, err, pol);
xfrm_pol_put(pol);
+ __sk_dst_reset(sk);
err = 0;
}
diff --git a/net/xfrm/xfrm_sysctl.c b/net/xfrm/xfrm_sysctl.c
index 35a7e794ad04..0c6c5ef65f9d 100644
--- a/net/xfrm/xfrm_sysctl.c
+++ b/net/xfrm/xfrm_sysctl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/sysctl.h>
#include <linux/slab.h>
#include <net/net_namespace.h>
diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c
index 2bfbd9121e3b..e44a0fed48dd 100644
--- a/net/xfrm/xfrm_user.c
+++ b/net/xfrm/xfrm_user.c
@@ -657,6 +657,7 @@ static int xfrm_add_sa(struct sk_buff *skb, struct nlmsghdr *nlh,
if (err < 0) {
x->km.state = XFRM_STATE_DEAD;
+ xfrm_dev_state_delete(x);
__xfrm_state_put(x);
goto out;
}
@@ -1692,32 +1693,34 @@ static int dump_one_policy(struct xfrm_policy *xp, int dir, int count, void *ptr
static int xfrm_dump_policy_done(struct netlink_callback *cb)
{
- struct xfrm_policy_walk *walk = (struct xfrm_policy_walk *) &cb->args[1];
+ struct xfrm_policy_walk *walk = (struct xfrm_policy_walk *)cb->args;
struct net *net = sock_net(cb->skb->sk);
xfrm_policy_walk_done(walk, net);
return 0;
}
+static int xfrm_dump_policy_start(struct netlink_callback *cb)
+{
+ struct xfrm_policy_walk *walk = (struct xfrm_policy_walk *)cb->args;
+
+ BUILD_BUG_ON(sizeof(*walk) > sizeof(cb->args));
+
+ xfrm_policy_walk_init(walk, XFRM_POLICY_TYPE_ANY);
+ return 0;
+}
+
static int xfrm_dump_policy(struct sk_buff *skb, struct netlink_callback *cb)
{
struct net *net = sock_net(skb->sk);
- struct xfrm_policy_walk *walk = (struct xfrm_policy_walk *) &cb->args[1];
+ struct xfrm_policy_walk *walk = (struct xfrm_policy_walk *)cb->args;
struct xfrm_dump_info info;
- BUILD_BUG_ON(sizeof(struct xfrm_policy_walk) >
- sizeof(cb->args) - sizeof(cb->args[0]));
-
info.in_skb = cb->skb;
info.out_skb = skb;
info.nlmsg_seq = cb->nlh->nlmsg_seq;
info.nlmsg_flags = NLM_F_MULTI;
- if (!cb->args[0]) {
- cb->args[0] = 1;
- xfrm_policy_walk_init(walk, XFRM_POLICY_TYPE_ANY);
- }
-
(void) xfrm_policy_walk(net, walk, dump_one_policy, &info);
return skb->len;
@@ -2473,6 +2476,7 @@ static const struct nla_policy xfrma_spd_policy[XFRMA_SPD_MAX+1] = {
static const struct xfrm_link {
int (*doit)(struct sk_buff *, struct nlmsghdr *, struct nlattr **);
+ int (*start)(struct netlink_callback *);
int (*dump)(struct sk_buff *, struct netlink_callback *);
int (*done)(struct netlink_callback *);
const struct nla_policy *nla_pol;
@@ -2486,6 +2490,7 @@ static const struct xfrm_link {
[XFRM_MSG_NEWPOLICY - XFRM_MSG_BASE] = { .doit = xfrm_add_policy },
[XFRM_MSG_DELPOLICY - XFRM_MSG_BASE] = { .doit = xfrm_get_policy },
[XFRM_MSG_GETPOLICY - XFRM_MSG_BASE] = { .doit = xfrm_get_policy,
+ .start = xfrm_dump_policy_start,
.dump = xfrm_dump_policy,
.done = xfrm_dump_policy_done },
[XFRM_MSG_ALLOCSPI - XFRM_MSG_BASE] = { .doit = xfrm_alloc_userspi },
@@ -2538,6 +2543,7 @@ static int xfrm_user_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh,
{
struct netlink_dump_control c = {
+ .start = link->start,
.dump = link->dump,
.done = link->done,
};
diff --git a/samples/auxdisplay/Makefile b/samples/auxdisplay/Makefile
index 05e471feb6e5..0273bab27233 100644
--- a/samples/auxdisplay/Makefile
+++ b/samples/auxdisplay/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
CC := $(CROSS_COMPILE)gcc
CFLAGS := -I../../usr/include
diff --git a/samples/bpf/Makefile b/samples/bpf/Makefile
index cf17c7932a6e..9b4a66e3363e 100644
--- a/samples/bpf/Makefile
+++ b/samples/bpf/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# kbuild trick to avoid linker error. Can be omitted if a module is built.
obj- := dummy.o
diff --git a/samples/bpf/bpf_load.c b/samples/bpf/bpf_load.c
index 6aa50098dfb8..2325d7ad76df 100644
--- a/samples/bpf/bpf_load.c
+++ b/samples/bpf/bpf_load.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
diff --git a/samples/bpf/bpf_load.h b/samples/bpf/bpf_load.h
index 453e3226b4ce..7d57a4248893 100644
--- a/samples/bpf/bpf_load.h
+++ b/samples/bpf/bpf_load.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __BPF_LOAD_H
#define __BPF_LOAD_H
diff --git a/samples/bpf/cgroup_helpers.c b/samples/bpf/cgroup_helpers.c
index 9d1be9426401..09afaddfc9ba 100644
--- a/samples/bpf/cgroup_helpers.c
+++ b/samples/bpf/cgroup_helpers.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define _GNU_SOURCE
#include <sched.h>
#include <sys/mount.h>
diff --git a/samples/bpf/cgroup_helpers.h b/samples/bpf/cgroup_helpers.h
index 78c55207b6bd..06485e0002b3 100644
--- a/samples/bpf/cgroup_helpers.h
+++ b/samples/bpf/cgroup_helpers.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CGROUP_HELPERS_H
#define __CGROUP_HELPERS_H
#include <errno.h>
diff --git a/samples/bpf/libbpf.h b/samples/bpf/libbpf.h
index 8ab36a04c174..18bfee5aab6b 100644
--- a/samples/bpf/libbpf.h
+++ b/samples/bpf/libbpf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* eBPF mini library */
#ifndef __LIBBPF_H
#define __LIBBPF_H
diff --git a/samples/bpf/lwt_len_hist.sh b/samples/bpf/lwt_len_hist.sh
index 7d567744c7fa..090b96eaf7f7 100644
--- a/samples/bpf/lwt_len_hist.sh
+++ b/samples/bpf/lwt_len_hist.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
NS1=lwt_ns1
VETH0=tst_lwt1a
diff --git a/samples/bpf/lwt_len_hist_user.c b/samples/bpf/lwt_len_hist_user.c
index ec8f3bbcbef3..7fcb94c09112 100644
--- a/samples/bpf/lwt_len_hist_user.c
+++ b/samples/bpf/lwt_len_hist_user.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/unistd.h>
#include <linux/bpf.h>
diff --git a/samples/bpf/run_cookie_uid_helper_example.sh b/samples/bpf/run_cookie_uid_helper_example.sh
index f898cfa2b1aa..fc6bc0451ab4 100755
--- a/samples/bpf/run_cookie_uid_helper_example.sh
+++ b/samples/bpf/run_cookie_uid_helper_example.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
local_dir="$(pwd)"
root_dir=$local_dir/../..
mnt_dir=$(mktemp -d --tmp)
diff --git a/samples/bpf/sock_example.h b/samples/bpf/sock_example.h
index d8014065d479..772d5dad8465 100644
--- a/samples/bpf/sock_example.h
+++ b/samples/bpf/sock_example.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <stdlib.h>
#include <stdio.h>
#include <linux/unistd.h>
diff --git a/samples/bpf/sockex1_user.c b/samples/bpf/sockex1_user.c
index 6cd2feb3e9b3..2be935c2627d 100644
--- a/samples/bpf/sockex1_user.c
+++ b/samples/bpf/sockex1_user.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <assert.h>
#include <linux/bpf.h>
diff --git a/samples/bpf/sockex2_user.c b/samples/bpf/sockex2_user.c
index 0e0207c90841..44fe0805b087 100644
--- a/samples/bpf/sockex2_user.c
+++ b/samples/bpf/sockex2_user.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <assert.h>
#include <linux/bpf.h>
diff --git a/samples/bpf/sockex3_user.c b/samples/bpf/sockex3_user.c
index 877ecf8fc5ac..495ee02e2fb7 100644
--- a/samples/bpf/sockex3_user.c
+++ b/samples/bpf/sockex3_user.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <assert.h>
#include <linux/bpf.h>
diff --git a/samples/bpf/spintest_user.c b/samples/bpf/spintest_user.c
index 80676c25fa50..3d736219a31c 100644
--- a/samples/bpf/spintest_user.c
+++ b/samples/bpf/spintest_user.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <unistd.h>
#include <linux/bpf.h>
diff --git a/samples/bpf/syscall_nrs.c b/samples/bpf/syscall_nrs.c
index ce2a30b11248..516e255cbe8f 100644
--- a/samples/bpf/syscall_nrs.c
+++ b/samples/bpf/syscall_nrs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <uapi/linux/unistd.h>
#include <linux/kbuild.h>
diff --git a/samples/bpf/tc_l2_redirect.sh b/samples/bpf/tc_l2_redirect.sh
index 80a05591a140..37d95ef3c20f 100755
--- a/samples/bpf/tc_l2_redirect.sh
+++ b/samples/bpf/tc_l2_redirect.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
[[ -z $TC ]] && TC='tc'
[[ -z $IP ]] && IP='ip'
diff --git a/samples/bpf/test_cgrp2_sock.sh b/samples/bpf/test_cgrp2_sock.sh
index a81f38eef417..8ee0371a100a 100755
--- a/samples/bpf/test_cgrp2_sock.sh
+++ b/samples/bpf/test_cgrp2_sock.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# Test various socket options that can be set by attaching programs to cgroups.
diff --git a/samples/bpf/test_cgrp2_sock2.c b/samples/bpf/test_cgrp2_sock2.c
index db036077b644..e53f1f6f0867 100644
--- a/samples/bpf/test_cgrp2_sock2.c
+++ b/samples/bpf/test_cgrp2_sock2.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* eBPF example program:
*
* - Loads eBPF program
diff --git a/samples/bpf/test_cgrp2_sock2.sh b/samples/bpf/test_cgrp2_sock2.sh
index 891f12a0e26f..fc4e64d00cb3 100755
--- a/samples/bpf/test_cgrp2_sock2.sh
+++ b/samples/bpf/test_cgrp2_sock2.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
function config_device {
ip netns add at_ns0
diff --git a/samples/bpf/test_cgrp2_tc.sh b/samples/bpf/test_cgrp2_tc.sh
index 0b119eeaf85c..12faf5847e22 100755
--- a/samples/bpf/test_cgrp2_tc.sh
+++ b/samples/bpf/test_cgrp2_tc.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
MY_DIR=$(dirname $0)
# Details on the bpf prog
diff --git a/samples/bpf/test_cls_bpf.sh b/samples/bpf/test_cls_bpf.sh
index 0365d5ee512c..aaddd67b37ff 100755
--- a/samples/bpf/test_cls_bpf.sh
+++ b/samples/bpf/test_cls_bpf.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
function pktgen {
../pktgen/pktgen_bench_xmit_mode_netif_receive.sh -i $IFC -s 64 \
diff --git a/samples/bpf/test_ipip.sh b/samples/bpf/test_ipip.sh
index 196925403ab4..9e507c305c6e 100755
--- a/samples/bpf/test_ipip.sh
+++ b/samples/bpf/test_ipip.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
function config_device {
ip netns add at_ns0
diff --git a/samples/bpf/test_lwt_bpf.sh b/samples/bpf/test_lwt_bpf.sh
index a695ae268c40..65a976058dd3 100644
--- a/samples/bpf/test_lwt_bpf.sh
+++ b/samples/bpf/test_lwt_bpf.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
# Uncomment to see generated bytecode
#VERBOSE=verbose
diff --git a/samples/bpf/test_probe_write_user_user.c b/samples/bpf/test_probe_write_user_user.c
index b5bf178a6ecc..bf8e3a9f3067 100644
--- a/samples/bpf/test_probe_write_user_user.c
+++ b/samples/bpf/test_probe_write_user_user.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <assert.h>
#include <linux/bpf.h>
diff --git a/samples/bpf/test_tunnel_bpf.sh b/samples/bpf/test_tunnel_bpf.sh
index 410052d9fc37..312e1722a39f 100755
--- a/samples/bpf/test_tunnel_bpf.sh
+++ b/samples/bpf/test_tunnel_bpf.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
# In Namespace 0 (at_ns0) using native tunnel
# Overlay IP: 10.1.1.100
# local 192.16.1.100 remote 192.16.1.200
diff --git a/samples/bpf/tracex1_user.c b/samples/bpf/tracex1_user.c
index 31a48183beea..3dcb475fb135 100644
--- a/samples/bpf/tracex1_user.c
+++ b/samples/bpf/tracex1_user.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <linux/bpf.h>
#include <unistd.h>
diff --git a/samples/bpf/tracex2_user.c b/samples/bpf/tracex2_user.c
index 7321a3f253c9..efb5e61918df 100644
--- a/samples/bpf/tracex2_user.c
+++ b/samples/bpf/tracex2_user.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
diff --git a/samples/bpf/tracex5_user.c b/samples/bpf/tracex5_user.c
index 36b5925bb137..4e2774b731f0 100644
--- a/samples/bpf/tracex5_user.c
+++ b/samples/bpf/tracex5_user.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <linux/bpf.h>
#include <unistd.h>
diff --git a/samples/bpf/tracex6_user.c b/samples/bpf/tracex6_user.c
index a05a99a0752f..a8c22dcf8e4e 100644
--- a/samples/bpf/tracex6_user.c
+++ b/samples/bpf/tracex6_user.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define _GNU_SOURCE
#include <assert.h>
diff --git a/samples/connector/Makefile b/samples/connector/Makefile
index 91762d946a53..fe3c8542ae4a 100644
--- a/samples/connector/Makefile
+++ b/samples/connector/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_SAMPLE_CONNECTOR) += cn_test.o
# List of programs to build
diff --git a/samples/hidraw/Makefile b/samples/hidraw/Makefile
index a9ab96188fbe..f5c3012ffa79 100644
--- a/samples/hidraw/Makefile
+++ b/samples/hidraw/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# kbuild trick to avoid linker error. Can be omitted if a module is built.
obj- := dummy.o
diff --git a/samples/hidraw/hid-example.c b/samples/hidraw/hid-example.c
index 92e6c1511910..9bfd8ff6de82 100644
--- a/samples/hidraw/hid-example.c
+++ b/samples/hidraw/hid-example.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Hidraw Userspace Example
*
diff --git a/samples/mei/Makefile b/samples/mei/Makefile
index 7aac216dc420..c7e52e9e92ca 100644
--- a/samples/mei/Makefile
+++ b/samples/mei/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
CC := $(CROSS_COMPILE)gcc
CFLAGS := -I../../usr/include
diff --git a/samples/mic/mpssd/Makefile b/samples/mic/mpssd/Makefile
index 3e3ef91fed6b..a7a6e0c70424 100644
--- a/samples/mic/mpssd/Makefile
+++ b/samples/mic/mpssd/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ifndef CROSS_COMPILE
uname_M := $(shell uname -m 2>/dev/null || echo not)
ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/x86/ -e s/x86_64/x86/)
diff --git a/samples/pktgen/parameters.sh b/samples/pktgen/parameters.sh
index 3a6244d5f47a..72fc562876e2 100644
--- a/samples/pktgen/parameters.sh
+++ b/samples/pktgen/parameters.sh
@@ -1,4 +1,5 @@
#
+# SPDX-License-Identifier: GPL-2.0
# Common parameter parsing for pktgen scripts
#
diff --git a/samples/pktgen/pktgen.conf-1-1-ip6 b/samples/pktgen/pktgen.conf-1-1-ip6
index 0b9ffd47fd41..62426afeef84 100755
--- a/samples/pktgen/pktgen.conf-1-1-ip6
+++ b/samples/pktgen/pktgen.conf-1-1-ip6
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
#modprobe pktgen
diff --git a/samples/pktgen/pktgen.conf-1-1-ip6-rdos b/samples/pktgen/pktgen.conf-1-1-ip6-rdos
index ad98e5f40776..3ac3eb1f3504 100755
--- a/samples/pktgen/pktgen.conf-1-1-ip6-rdos
+++ b/samples/pktgen/pktgen.conf-1-1-ip6-rdos
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
#modprobe pktgen
diff --git a/samples/pktgen/pktgen.conf-1-2 b/samples/pktgen/pktgen.conf-1-2
index ba4eb26e168d..a85552760762 100755
--- a/samples/pktgen/pktgen.conf-1-2
+++ b/samples/pktgen/pktgen.conf-1-2
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
#modprobe pktgen
diff --git a/samples/pktgen/pktgen_bench_xmit_mode_netif_receive.sh b/samples/pktgen/pktgen_bench_xmit_mode_netif_receive.sh
index e5bfe759a0fb..2839f7d315cf 100755
--- a/samples/pktgen/pktgen_bench_xmit_mode_netif_receive.sh
+++ b/samples/pktgen/pktgen_bench_xmit_mode_netif_receive.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
#
# Benchmark script:
# - developed for benchmarking ingress qdisc path
diff --git a/samples/pktgen/pktgen_bench_xmit_mode_queue_xmit.sh b/samples/pktgen/pktgen_bench_xmit_mode_queue_xmit.sh
index 1ad878e95539..e1ee54465def 100755
--- a/samples/pktgen/pktgen_bench_xmit_mode_queue_xmit.sh
+++ b/samples/pktgen/pktgen_bench_xmit_mode_queue_xmit.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
#
# Benchmark script:
# - developed for benchmarking egress qdisc path, derived (more
diff --git a/samples/pktgen/pktgen_sample01_simple.sh b/samples/pktgen/pktgen_sample01_simple.sh
index 35b7fe34bda2..e9ab4edba2d7 100755
--- a/samples/pktgen/pktgen_sample01_simple.sh
+++ b/samples/pktgen/pktgen_sample01_simple.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
#
# Simple example:
# * pktgen sending with single thread and single interface
diff --git a/samples/pktgen/pktgen_sample02_multiqueue.sh b/samples/pktgen/pktgen_sample02_multiqueue.sh
index cbdd3e2bceff..99f740ae9857 100755
--- a/samples/pktgen/pktgen_sample02_multiqueue.sh
+++ b/samples/pktgen/pktgen_sample02_multiqueue.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
#
# Multiqueue: Using pktgen threads for sending on multiple CPUs
# * adding devices to kernel threads
diff --git a/samples/pktgen/pktgen_sample03_burst_single_flow.sh b/samples/pktgen/pktgen_sample03_burst_single_flow.sh
index 8d26e0ca683d..4c2e4217638a 100755
--- a/samples/pktgen/pktgen_sample03_burst_single_flow.sh
+++ b/samples/pktgen/pktgen_sample03_burst_single_flow.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
#
# Script for max single flow performance
# - If correctly tuned[1], single CPU 10G wirespeed small pkts is possible[2]
diff --git a/samples/pktgen/pktgen_sample04_many_flows.sh b/samples/pktgen/pktgen_sample04_many_flows.sh
index 497fb7520464..4df92b7176da 100755
--- a/samples/pktgen/pktgen_sample04_many_flows.sh
+++ b/samples/pktgen/pktgen_sample04_many_flows.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
#
# Script example for many flows testing
#
diff --git a/samples/pktgen/pktgen_sample05_flow_per_thread.sh b/samples/pktgen/pktgen_sample05_flow_per_thread.sh
index ac9cfd6b2c0a..7f8b5e59f01e 100755
--- a/samples/pktgen/pktgen_sample05_flow_per_thread.sh
+++ b/samples/pktgen/pktgen_sample05_flow_per_thread.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
#
# Script will generate one flow per thread (-t N)
# - Same destination IP
diff --git a/samples/seccomp/Makefile b/samples/seccomp/Makefile
index bf7cc6b0dc19..19a870eed82b 100644
--- a/samples/seccomp/Makefile
+++ b/samples/seccomp/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# kbuild trick to avoid linker error. Can be omitted if a module is built.
obj- := dummy.o
diff --git a/samples/seccomp/bpf-direct.c b/samples/seccomp/bpf-direct.c
index 151ec3f52189..c09e4a17ac1a 100644
--- a/samples/seccomp/bpf-direct.c
+++ b/samples/seccomp/bpf-direct.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Seccomp filter example for x86 (32-bit and 64-bit) with BPF macros
*
diff --git a/samples/seccomp/bpf-fancy.c b/samples/seccomp/bpf-fancy.c
index e8b24f443709..1ccb435025b6 100644
--- a/samples/seccomp/bpf-fancy.c
+++ b/samples/seccomp/bpf-fancy.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Seccomp BPF example using a macro-based generator.
*
diff --git a/samples/seccomp/bpf-helper.c b/samples/seccomp/bpf-helper.c
index 1ef0f4d72898..ae260d77a868 100644
--- a/samples/seccomp/bpf-helper.c
+++ b/samples/seccomp/bpf-helper.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Seccomp BPF helper functions
*
diff --git a/samples/seccomp/bpf-helper.h b/samples/seccomp/bpf-helper.h
index 1d8de9edd858..0cc9816fe8e8 100644
--- a/samples/seccomp/bpf-helper.h
+++ b/samples/seccomp/bpf-helper.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Example wrapper around BPF macros.
*
diff --git a/samples/seccomp/dropper.c b/samples/seccomp/dropper.c
index 68325ca5e71c..cc0648eb389e 100644
--- a/samples/seccomp/dropper.c
+++ b/samples/seccomp/dropper.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Naive system call dropper built on seccomp_filter.
*
diff --git a/samples/sockmap/sockmap_kern.c b/samples/sockmap/sockmap_kern.c
index f9b38ef82dc2..52b0053274f4 100644
--- a/samples/sockmap/sockmap_kern.c
+++ b/samples/sockmap/sockmap_kern.c
@@ -62,7 +62,7 @@ int bpf_prog2(struct __sk_buff *skb)
ret = 1;
bpf_printk("sockmap: %d -> %d @ %d\n", lport, bpf_ntohl(rport), ret);
- return bpf_sk_redirect_map(&sock_map, ret, 0);
+ return bpf_sk_redirect_map(skb, &sock_map, ret, 0);
}
SEC("sockops")
diff --git a/samples/timers/Makefile b/samples/timers/Makefile
index a5c3c4a35ca1..f9fa07460802 100644
--- a/samples/timers/Makefile
+++ b/samples/timers/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ifndef CROSS_COMPILE
uname_M := $(shell uname -m 2>/dev/null || echo not)
ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/x86/ -e s/x86_64/x86/)
diff --git a/samples/timers/hpet_example.c b/samples/timers/hpet_example.c
index 3ab4993d85e0..f1cb622f6ec0 100644
--- a/samples/timers/hpet_example.c
+++ b/samples/timers/hpet_example.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
diff --git a/samples/trace_events/trace-events-sample.c b/samples/trace_events/trace-events-sample.c
index bc7fcf010a5b..5522692100ba 100644
--- a/samples/trace_events/trace-events-sample.c
+++ b/samples/trace_events/trace-events-sample.c
@@ -78,29 +78,37 @@ static int simple_thread_fn(void *arg)
}
static DEFINE_MUTEX(thread_mutex);
+static int simple_thread_cnt;
int foo_bar_reg(void)
{
+ mutex_lock(&thread_mutex);
+ if (simple_thread_cnt++)
+ goto out;
+
pr_info("Starting thread for foo_bar_fn\n");
/*
* We shouldn't be able to start a trace when the module is
* unloading (there's other locks to prevent that). But
* for consistency sake, we still take the thread_mutex.
*/
- mutex_lock(&thread_mutex);
simple_tsk_fn = kthread_run(simple_thread_fn, NULL, "event-sample-fn");
+ out:
mutex_unlock(&thread_mutex);
return 0;
}
void foo_bar_unreg(void)
{
- pr_info("Killing thread for foo_bar_fn\n");
- /* protect against module unloading */
mutex_lock(&thread_mutex);
+ if (--simple_thread_cnt)
+ goto out;
+
+ pr_info("Killing thread for foo_bar_fn\n");
if (simple_tsk_fn)
kthread_stop(simple_tsk_fn);
simple_tsk_fn = NULL;
+ out:
mutex_unlock(&thread_mutex);
}
diff --git a/samples/trace_events/trace-events-sample.h b/samples/trace_events/trace-events-sample.h
index 76a75ab7a608..5bcd91455ec8 100644
--- a/samples/trace_events/trace-events-sample.h
+++ b/samples/trace_events/trace-events-sample.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* If TRACE_SYSTEM is defined, that will be the directory created
* in the ftrace directory under /sys/kernel/tracing/events/<system>
diff --git a/samples/uhid/uhid-example.c b/samples/uhid/uhid-example.c
index 7d58a4b8d324..b72d645ce828 100644
--- a/samples/uhid/uhid-example.c
+++ b/samples/uhid/uhid-example.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* UHID Example
*
diff --git a/samples/watchdog/Makefile b/samples/watchdog/Makefile
index 9b53d89b1ccf..a9430fa60253 100644
--- a/samples/watchdog/Makefile
+++ b/samples/watchdog/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
CC := $(CROSS_COMPILE)gcc
PROGS := watchdog-simple
diff --git a/samples/watchdog/watchdog-simple.c b/samples/watchdog/watchdog-simple.c
index ba45803a2216..9ce66d2ca2a9 100644
--- a/samples/watchdog/watchdog-simple.c
+++ b/samples/watchdog/watchdog-simple.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
diff --git a/scripts/Lindent b/scripts/Lindent
index 57b564c24d61..1688c44c2df6 100755
--- a/scripts/Lindent
+++ b/scripts/Lindent
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
PARAM="-npro -kr -i8 -ts8 -sob -l80 -ss -ncs -cp1"
diff --git a/scripts/Makefile b/scripts/Makefile
index c06f4997d700..25ab143cbe14 100644
--- a/scripts/Makefile
+++ b/scripts/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
###
# scripts contains sources for various helper programs used throughout
# the kernel for the build process.
diff --git a/scripts/Makefile.asm-generic b/scripts/Makefile.asm-generic
index a6c8c1780855..524eeedc8d25 100644
--- a/scripts/Makefile.asm-generic
+++ b/scripts/Makefile.asm-generic
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# include/asm-generic contains a lot of files that are used
# verbatim by several architectures.
#
diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index 061d0c3a420a..bb831d49bcfd 100644
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# ==========================================================================
# Building
# ==========================================================================
@@ -419,7 +420,7 @@ targets += $(extra-y) $(MAKECMDGOALS) $(always)
# Linker scripts preprocessor (.lds.S -> .lds)
# ---------------------------------------------------------------------------
quiet_cmd_cpp_lds_S = LDS $@
- cmd_cpp_lds_S = $(CPP) $(cpp_flags) -P -C -U$(ARCH) \
+ cmd_cpp_lds_S = $(CPP) $(cpp_flags) -P -U$(ARCH) \
-D__ASSEMBLY__ -DLINKER_SCRIPT -o $@ $<
$(obj)/%.lds: $(src)/%.lds.S FORCE
diff --git a/scripts/Makefile.clean b/scripts/Makefile.clean
index 50616ea25131..808d09f27ad4 100644
--- a/scripts/Makefile.clean
+++ b/scripts/Makefile.clean
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# ==========================================================================
# Cleaning up
# ==========================================================================
diff --git a/scripts/Makefile.dtbinst b/scripts/Makefile.dtbinst
index 993fb85982df..c8ba6e7f9868 100644
--- a/scripts/Makefile.dtbinst
+++ b/scripts/Makefile.dtbinst
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# ==========================================================================
# Installing dtb files
#
diff --git a/scripts/Makefile.extrawarn b/scripts/Makefile.extrawarn
index ae8a1357d01d..c6ebf4239e64 100644
--- a/scripts/Makefile.extrawarn
+++ b/scripts/Makefile.extrawarn
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# ==========================================================================
#
# make W=... settings
diff --git a/scripts/Makefile.gcc-plugins b/scripts/Makefile.gcc-plugins
index d1f7b0d6be66..b2a95af7df18 100644
--- a/scripts/Makefile.gcc-plugins
+++ b/scripts/Makefile.gcc-plugins
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ifdef CONFIG_GCC_PLUGINS
__PLUGINCC := $(call cc-ifversion, -ge, 0408, $(HOSTCXX), $(HOSTCC))
PLUGINCC := $(shell $(CONFIG_SHELL) $(srctree)/scripts/gcc-plugin.sh "$(__PLUGINCC)" "$(HOSTCXX)" "$(CC)")
diff --git a/scripts/Makefile.headersinst b/scripts/Makefile.headersinst
index 343d586e566e..99967948d764 100644
--- a/scripts/Makefile.headersinst
+++ b/scripts/Makefile.headersinst
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# ==========================================================================
# Installing headers
#
diff --git a/scripts/Makefile.host b/scripts/Makefile.host
index 9cfd5c84d76f..10e5c3cb89dc 100644
--- a/scripts/Makefile.host
+++ b/scripts/Makefile.host
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# ==========================================================================
# Building binaries on the host system
# Binaries are used during the compilation of the kernel, for example
diff --git a/scripts/Makefile.kasan b/scripts/Makefile.kasan
index 9576775a86f6..1ce7115aa499 100644
--- a/scripts/Makefile.kasan
+++ b/scripts/Makefile.kasan
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ifdef CONFIG_KASAN
ifdef CONFIG_KASAN_INLINE
call_threshold := 10000
diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index 5e975fee0f5b..04b5633df1cf 100644
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Backward compatibility
asflags-y += $(EXTRA_AFLAGS)
ccflags-y += $(EXTRA_CFLAGS)
diff --git a/scripts/Makefile.modbuiltin b/scripts/Makefile.modbuiltin
index 1adb974e6950..a763b4775d06 100644
--- a/scripts/Makefile.modbuiltin
+++ b/scripts/Makefile.modbuiltin
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# ==========================================================================
# Generating modules.builtin
# ==========================================================================
diff --git a/scripts/Makefile.modinst b/scripts/Makefile.modinst
index 07650eeaaf06..51ca0244fc8a 100644
--- a/scripts/Makefile.modinst
+++ b/scripts/Makefile.modinst
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# ==========================================================================
# Installing modules
# ==========================================================================
diff --git a/scripts/Makefile.modpost b/scripts/Makefile.modpost
index 16923ba4b5b1..991db7d6e4df 100644
--- a/scripts/Makefile.modpost
+++ b/scripts/Makefile.modpost
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# ===========================================================================
# Module versions
# ===========================================================================
@@ -97,7 +98,6 @@ vmlinux.o: FORCE
$(call cmd,kernel-mod)
# Declare generated files as targets for modpost
-$(symverfile): __modpost ;
$(modules:.ko=.mod.c): __modpost ;
diff --git a/scripts/Makefile.modsign b/scripts/Makefile.modsign
index b6ac7084da79..171483bc0538 100644
--- a/scripts/Makefile.modsign
+++ b/scripts/Makefile.modsign
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# ==========================================================================
# Signing modules
# ==========================================================================
diff --git a/scripts/Makefile.ubsan b/scripts/Makefile.ubsan
index 3b1b13818d59..8fd4d44fbcd1 100644
--- a/scripts/Makefile.ubsan
+++ b/scripts/Makefile.ubsan
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ifdef CONFIG_UBSAN
CFLAGS_UBSAN += $(call cc-option, -fsanitize=shift)
CFLAGS_UBSAN += $(call cc-option, -fsanitize=integer-divide-by-zero)
diff --git a/scripts/check_00index.sh b/scripts/check_00index.sh
index 6ac9527aeddb..aa47f5926c80 100755
--- a/scripts/check_00index.sh
+++ b/scripts/check_00index.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
cd Documentation/
diff --git a/scripts/check_extable.sh b/scripts/check_extable.sh
index 0fb6b1c97c27..93af93c7b346 100755
--- a/scripts/check_extable.sh
+++ b/scripts/check_extable.sh
@@ -1,4 +1,5 @@
#! /bin/bash
+# SPDX-License-Identifier: GPL-2.0
# (c) 2015, Quentin Casasnovas <quentin.casasnovas@oracle.com>
obj=$1
diff --git a/scripts/checkincludes.pl b/scripts/checkincludes.pl
index ce9edefd6e0b..b514a956d550 100755
--- a/scripts/checkincludes.pl
+++ b/scripts/checkincludes.pl
@@ -1,4 +1,5 @@
#!/usr/bin/env perl
+# SPDX-License-Identifier: GPL-2.0
#
# checkincludes: find/remove files included more than once
#
diff --git a/scripts/checkstack.pl b/scripts/checkstack.pl
index 7f4c41717e26..cb993801e4b2 100755
--- a/scripts/checkstack.pl
+++ b/scripts/checkstack.pl
@@ -1,4 +1,5 @@
#!/usr/bin/env perl
+# SPDX-License-Identifier: GPL-2.0
# Check the stack usage of functions
#
diff --git a/scripts/checksyscalls.sh b/scripts/checksyscalls.sh
index 5a387a264201..ee3dfb5be6cd 100755
--- a/scripts/checksyscalls.sh
+++ b/scripts/checksyscalls.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
#
# Check if current architecture are missing any function calls compared
# to i386.
diff --git a/scripts/checkversion.pl b/scripts/checkversion.pl
index 8b4f205234b5..f67b125c5269 100755
--- a/scripts/checkversion.pl
+++ b/scripts/checkversion.pl
@@ -1,4 +1,5 @@
#! /usr/bin/env perl
+# SPDX-License-Identifier: GPL-2.0
#
# checkversion find uses of LINUX_VERSION_CODE or KERNEL_VERSION
# without including <linux/version.h>, or cases of
diff --git a/scripts/cleanfile b/scripts/cleanfile
index 72e3755327ae..c00c69b9171a 100755
--- a/scripts/cleanfile
+++ b/scripts/cleanfile
@@ -1,4 +1,5 @@
#!/usr/bin/env perl
+# SPDX-License-Identifier: GPL-2.0
#
# Clean a text file -- or directory of text files -- of stealth whitespace.
# WARNING: this can be a highly destructive operation. Use with caution.
diff --git a/scripts/cleanpatch b/scripts/cleanpatch
index 3e5a2303dc0e..9f1755271516 100755
--- a/scripts/cleanpatch
+++ b/scripts/cleanpatch
@@ -1,4 +1,5 @@
#!/usr/bin/env perl
+# SPDX-License-Identifier: GPL-2.0
#
# Clean a patch file -- or directory of patch files -- of stealth whitespace.
# WARNING: this can be a highly destructive operation. Use with caution.
diff --git a/scripts/coccicheck b/scripts/coccicheck
index ec487b8e7051..28ad1feff9e1 100755
--- a/scripts/coccicheck
+++ b/scripts/coccicheck
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
# Linux kernel coccicheck
#
# Read Documentation/dev-tools/coccinelle.rst
diff --git a/scripts/coccinelle/api/d_find_alias.cocci b/scripts/coccinelle/api/d_find_alias.cocci
index 9594c9f7eb8d..47e050166f20 100644
--- a/scripts/coccinelle/api/d_find_alias.cocci
+++ b/scripts/coccinelle/api/d_find_alias.cocci
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/// Make sure calls to d_find_alias() have a corresponding call to dput().
//
// Keywords: d_find_alias, dput
diff --git a/scripts/coccinelle/api/debugfs/debugfs_simple_attr.cocci b/scripts/coccinelle/api/debugfs/debugfs_simple_attr.cocci
index 85cf5408d378..7c312310547c 100644
--- a/scripts/coccinelle/api/debugfs/debugfs_simple_attr.cocci
+++ b/scripts/coccinelle/api/debugfs/debugfs_simple_attr.cocci
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/// Use DEFINE_DEBUGFS_ATTRIBUTE rather than DEFINE_SIMPLE_ATTRIBUTE
/// for debugfs files.
///
diff --git a/scripts/coccinelle/api/drm-get-put.cocci b/scripts/coccinelle/api/drm-get-put.cocci
index 0c7a9265c07e..bf1313274f0b 100644
--- a/scripts/coccinelle/api/drm-get-put.cocci
+++ b/scripts/coccinelle/api/drm-get-put.cocci
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
///
/// Use drm_*_get() and drm_*_put() helpers instead of drm_*_reference() and
/// drm_*_unreference() helpers.
diff --git a/scripts/coccinelle/api/simple_open.cocci b/scripts/coccinelle/api/simple_open.cocci
index bd1a2a4ee106..c121876d54ec 100644
--- a/scripts/coccinelle/api/simple_open.cocci
+++ b/scripts/coccinelle/api/simple_open.cocci
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/// Remove an open coded simple_open() function
/// and replace file operations references to the function
/// with simple_open() instead.
diff --git a/scripts/coccinelle/api/vma_pages.cocci b/scripts/coccinelle/api/vma_pages.cocci
index 3e52e11ea1dc..10511b9bf35e 100644
--- a/scripts/coccinelle/api/vma_pages.cocci
+++ b/scripts/coccinelle/api/vma_pages.cocci
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
///
/// Use vma_pages function on vma object instead of explicit computation.
///
diff --git a/scripts/coccinelle/misc/boolreturn.cocci b/scripts/coccinelle/misc/boolreturn.cocci
index a43c7b0c36ef..29d2bf41e95d 100644
--- a/scripts/coccinelle/misc/boolreturn.cocci
+++ b/scripts/coccinelle/misc/boolreturn.cocci
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/// Return statements in functions returning bool should use
/// true/false instead of 1/0.
//
diff --git a/scripts/coccinelle/misc/irqf_oneshot.cocci b/scripts/coccinelle/misc/irqf_oneshot.cocci
index f698d6d0f5d7..7b48287b3dc1 100644
--- a/scripts/coccinelle/misc/irqf_oneshot.cocci
+++ b/scripts/coccinelle/misc/irqf_oneshot.cocci
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/// Since commit 1c6c69525b40 ("genirq: Reject bogus threaded irq requests")
/// threaded IRQs without a primary handler need to be requested with
/// IRQF_ONESHOT, otherwise the request will fail.
diff --git a/scripts/coccinelle/misc/of_table.cocci b/scripts/coccinelle/misc/of_table.cocci
index 2294915a19bc..4693ea744753 100644
--- a/scripts/coccinelle/misc/of_table.cocci
+++ b/scripts/coccinelle/misc/of_table.cocci
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/// Make sure (of/i2c/platform)_device_id tables are NULL terminated
//
// Keywords: of_table i2c_table platform_table
diff --git a/scripts/config b/scripts/config
index 026aeb4f32ee..e0e39826dae9 100755
--- a/scripts/config
+++ b/scripts/config
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
# Manipulate options in a .config file from the command line
myname=${0##*/}
diff --git a/scripts/decode_stacktrace.sh b/scripts/decode_stacktrace.sh
index 5206d99ddeb8..64220e36ce3b 100755
--- a/scripts/decode_stacktrace.sh
+++ b/scripts/decode_stacktrace.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
# (c) 2014, Sasha Levin <sasha.levin@oracle.com>
#set -x
diff --git a/scripts/decodecode b/scripts/decodecode
index d8824f37acce..438120da1361 100755
--- a/scripts/decodecode
+++ b/scripts/decodecode
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# Disassemble the Code: line in Linux oopses
# usage: decodecode < oops.file
#
diff --git a/scripts/depmod.sh b/scripts/depmod.sh
index 122599b1c13b..9831cca31240 100755
--- a/scripts/depmod.sh
+++ b/scripts/depmod.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
#
# A depmod wrapper used by the toplevel Makefile
diff --git a/scripts/diffconfig b/scripts/diffconfig
index 0db267d0adc9..89abf777f197 100755
--- a/scripts/diffconfig
+++ b/scripts/diffconfig
@@ -1,4 +1,5 @@
#!/usr/bin/python
+# SPDX-License-Identifier: GPL-2.0
#
# diffconfig - a tool to compare .config files.
#
diff --git a/scripts/dtc/Makefile b/scripts/dtc/Makefile
index 2a48022c41e7..0dc922bb7aea 100644
--- a/scripts/dtc/Makefile
+++ b/scripts/dtc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# scripts/dtc makefile
hostprogs-y := dtc
diff --git a/scripts/dtc/fdtdump.c b/scripts/dtc/fdtdump.c
index 207a46d64864..7d460a50b513 100644
--- a/scripts/dtc/fdtdump.c
+++ b/scripts/dtc/fdtdump.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* fdtdump.c - Contributed by Pantelis Antoniou <pantelis.antoniou AT gmail.com>
*/
diff --git a/scripts/dtc/update-dtc-source.sh b/scripts/dtc/update-dtc-source.sh
index b8ebcc6722d2..62f0d5325fd3 100755
--- a/scripts/dtc/update-dtc-source.sh
+++ b/scripts/dtc/update-dtc-source.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# Simple script to update the version of DTC carried by the Linux kernel
#
# This script assumes that the dtc and the linux git trees are in the
diff --git a/scripts/extract-module-sig.pl b/scripts/extract-module-sig.pl
index 0f161ea41261..36a2f59c4e41 100755
--- a/scripts/extract-module-sig.pl
+++ b/scripts/extract-module-sig.pl
@@ -1,4 +1,5 @@
#!/usr/bin/env perl
+# SPDX-License-Identifier: GPL-2.0
#
# extract-mod-sig <part> <module-file>
#
diff --git a/scripts/extract-sys-certs.pl b/scripts/extract-sys-certs.pl
index 2aa873b944e0..fa8ab15118cc 100755
--- a/scripts/extract-sys-certs.pl
+++ b/scripts/extract-sys-certs.pl
@@ -1,4 +1,5 @@
#!/usr/bin/env perl
+# SPDX-License-Identifier: GPL-2.0
#
use warnings;
use strict;
diff --git a/scripts/faddr2line b/scripts/faddr2line
index 29df825d375c..1f5ce959f596 100755
--- a/scripts/faddr2line
+++ b/scripts/faddr2line
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
#
# Translate stack dump function offsets.
#
@@ -103,11 +104,12 @@ __faddr2line() {
# Go through each of the object's symbols which match the func name.
# In rare cases there might be duplicates.
+ file_end=$(size -Ax $objfile | awk '$1 == ".text" {print $2}')
while read symbol; do
local fields=($symbol)
local sym_base=0x${fields[0]}
local sym_type=${fields[1]}
- local sym_end=0x${fields[3]}
+ local sym_end=${fields[3]}
# calculate the size
local sym_size=$(($sym_end - $sym_base))
@@ -157,7 +159,7 @@ __faddr2line() {
addr2line -fpie $objfile $addr | sed "s; $dir_prefix\(\./\)*; ;"
DONE=1
- done < <(nm -n $objfile | awk -v fn=$func '$3 == fn { found=1; line=$0; start=$1; next } found == 1 { found=0; print line, $1 }')
+ done < <(nm -n $objfile | awk -v fn=$func -v end=$file_end '$3 == fn { found=1; line=$0; start=$1; next } found == 1 { found=0; print line, "0x"$1 } END {if (found == 1) print line, end; }')
}
[[ $# -lt 2 ]] && usage
diff --git a/scripts/gcc-goto.sh b/scripts/gcc-goto.sh
index c9469d34ecc6..083c526073ef 100755
--- a/scripts/gcc-goto.sh
+++ b/scripts/gcc-goto.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# Test for gcc 'asm goto' support
# Copyright (C) 2010, Jason Baron <jbaron@redhat.com>
diff --git a/scripts/gcc-ld b/scripts/gcc-ld
index cadab9a13ed7..997b818c3962 100755
--- a/scripts/gcc-ld
+++ b/scripts/gcc-ld
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# run gcc with ld options
# used as a wrapper to execute link time optimizations
# yes virginia, this is not pretty
diff --git a/scripts/gcc-plugin.sh b/scripts/gcc-plugin.sh
index b65224bfb847..d3caefe53eab 100755
--- a/scripts/gcc-plugin.sh
+++ b/scripts/gcc-plugin.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
srctree=$(dirname "$0")
SHOW_ERROR=
diff --git a/scripts/gcc-plugins/Makefile b/scripts/gcc-plugins/Makefile
index 214eb2335c31..e2ff425f4c7e 100644
--- a/scripts/gcc-plugins/Makefile
+++ b/scripts/gcc-plugins/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
GCC_PLUGINS_DIR := $(shell $(CC) -print-file-name=plugin)
ifeq ($(PLUGINCC),$(HOSTCC))
diff --git a/scripts/gcc-plugins/gcc-common.h b/scripts/gcc-plugins/gcc-common.h
index 6948898b3cdf..ffd1dfaa1cc1 100644
--- a/scripts/gcc-plugins/gcc-common.h
+++ b/scripts/gcc-plugins/gcc-common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef GCC_COMMON_H_INCLUDED
#define GCC_COMMON_H_INCLUDED
diff --git a/scripts/gcc-plugins/gcc-generate-gimple-pass.h b/scripts/gcc-plugins/gcc-generate-gimple-pass.h
index 526c3c79b68e..f20797e80b6d 100644
--- a/scripts/gcc-plugins/gcc-generate-gimple-pass.h
+++ b/scripts/gcc-plugins/gcc-generate-gimple-pass.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Generator for GIMPLE pass related boilerplate code/data
*
diff --git a/scripts/gcc-plugins/gcc-generate-ipa-pass.h b/scripts/gcc-plugins/gcc-generate-ipa-pass.h
index 9bd926e072f0..92bb4f3a87a4 100644
--- a/scripts/gcc-plugins/gcc-generate-ipa-pass.h
+++ b/scripts/gcc-plugins/gcc-generate-ipa-pass.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Generator for IPA pass related boilerplate code/data
*
diff --git a/scripts/gcc-plugins/gcc-generate-rtl-pass.h b/scripts/gcc-plugins/gcc-generate-rtl-pass.h
index 1dc67a5aeadf..d69cd80b6c10 100644
--- a/scripts/gcc-plugins/gcc-generate-rtl-pass.h
+++ b/scripts/gcc-plugins/gcc-generate-rtl-pass.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Generator for RTL pass related boilerplate code/data
*
diff --git a/scripts/gcc-plugins/gcc-generate-simple_ipa-pass.h b/scripts/gcc-plugins/gcc-generate-simple_ipa-pass.h
index a27e2b36afaa..06800bc477e0 100644
--- a/scripts/gcc-plugins/gcc-generate-simple_ipa-pass.h
+++ b/scripts/gcc-plugins/gcc-generate-simple_ipa-pass.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Generator for SIMPLE_IPA pass related boilerplate code/data
*
diff --git a/scripts/gcc-plugins/gen-random-seed.sh b/scripts/gcc-plugins/gen-random-seed.sh
index 7514850f4815..68af5cc20a64 100644
--- a/scripts/gcc-plugins/gen-random-seed.sh
+++ b/scripts/gcc-plugins/gen-random-seed.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
if [ ! -f "$1" ]; then
SEED=`od -A n -t x8 -N 32 /dev/urandom | tr -d ' \n'`
diff --git a/scripts/gcc-version.sh b/scripts/gcc-version.sh
index 7f2126df91f2..11bb909845e7 100755
--- a/scripts/gcc-version.sh
+++ b/scripts/gcc-version.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
#
# gcc-version [-p] gcc-command
#
diff --git a/scripts/gcc-x86_32-has-stack-protector.sh b/scripts/gcc-x86_32-has-stack-protector.sh
index 12dbd0b11ea4..6b2aeefb9cd3 100755
--- a/scripts/gcc-x86_32-has-stack-protector.sh
+++ b/scripts/gcc-x86_32-has-stack-protector.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
echo "int foo(void) { char X[200]; return 3; }" | $* -S -x c -c -O0 -fstack-protector - -o - 2> /dev/null | grep -q "%gs"
if [ "$?" -eq "0" ] ; then
diff --git a/scripts/gcc-x86_64-has-stack-protector.sh b/scripts/gcc-x86_64-has-stack-protector.sh
index 17867e723a51..4a48bdcd4d6b 100755
--- a/scripts/gcc-x86_64-has-stack-protector.sh
+++ b/scripts/gcc-x86_64-has-stack-protector.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
echo "int foo(void) { char X[200]; return 3; }" | $* -S -x c -c -O0 -mcmodel=kernel -fno-PIE -fstack-protector - -o - 2> /dev/null | grep -q "%gs"
if [ "$?" -eq "0" ] ; then
diff --git a/scripts/gdb/linux/Makefile b/scripts/gdb/linux/Makefile
index ab3cfe727a4e..aba23be985e4 100644
--- a/scripts/gdb/linux/Makefile
+++ b/scripts/gdb/linux/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
always := gdb-scripts
SRCTREE := $(abspath $(srctree))
diff --git a/scripts/genksyms/Makefile b/scripts/genksyms/Makefile
index 3c23bab3367b..34d6ab1811a4 100644
--- a/scripts/genksyms/Makefile
+++ b/scripts/genksyms/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
hostprogs-y := genksyms
always := $(hostprogs-y)
diff --git a/scripts/headerdep.pl b/scripts/headerdep.pl
index 86ebb9ee7570..ebfcbef4371c 100755
--- a/scripts/headerdep.pl
+++ b/scripts/headerdep.pl
@@ -1,4 +1,5 @@
#! /usr/bin/env perl
+# SPDX-License-Identifier: GPL-2.0
#
# Detect cycles in the header file dependency graph
# Vegard Nossum <vegardno@ifi.uio.no>
diff --git a/scripts/headers.sh b/scripts/headers.sh
index d4dc4de5cea1..e0f883eb39a2 100755
--- a/scripts/headers.sh
+++ b/scripts/headers.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# Run headers_$1 command for all suitable architectures
# Stop on error
diff --git a/scripts/headers_check.pl b/scripts/headers_check.pl
index 3091e4ee6ee1..b6aec5e4365f 100755
--- a/scripts/headers_check.pl
+++ b/scripts/headers_check.pl
@@ -1,4 +1,5 @@
#!/usr/bin/env perl
+# SPDX-License-Identifier: GPL-2.0
#
# headers_check.pl execute a number of trivial consistency checks
#
diff --git a/scripts/headers_install.sh b/scripts/headers_install.sh
index fdebd66f8fc1..4d1ea96e8794 100755
--- a/scripts/headers_install.sh
+++ b/scripts/headers_install.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
if [ $# -lt 2 ]
then
diff --git a/scripts/kallsyms.c b/scripts/kallsyms.c
index 5d554419170b..9ee9bf7fd1a2 100644
--- a/scripts/kallsyms.c
+++ b/scripts/kallsyms.c
@@ -158,7 +158,7 @@ static int read_symbol(FILE *in, struct sym_entry *s)
else if (str[0] == '$')
return -1;
/* exclude debugging symbols */
- else if (stype == 'N')
+ else if (stype == 'N' || stype == 'n')
return -1;
/* include the type field in the symbol name, so that it gets
diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile
index 8c12c20c55a6..297c1bf35140 100644
--- a/scripts/kconfig/Makefile
+++ b/scripts/kconfig/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# ===========================================================================
# Kernel configuration targets
# These targets are used from top-level makefile
diff --git a/scripts/kconfig/check.sh b/scripts/kconfig/check.sh
index 55b79ba1ba2a..97f0fee7d173 100755
--- a/scripts/kconfig/check.sh
+++ b/scripts/kconfig/check.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# Needed for systems without gettext
$* -x c -o /dev/null - > /dev/null 2>&1 << EOF
#include <libintl.h>
diff --git a/scripts/kconfig/list.h b/scripts/kconfig/list.h
index 2cf23f002d3f..45cb237ab7ef 100644
--- a/scripts/kconfig/list.h
+++ b/scripts/kconfig/list.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LIST_H
#define LIST_H
diff --git a/scripts/kconfig/lkc_proto.h b/scripts/kconfig/lkc_proto.h
index d5398718ec2a..5d86e2dfae59 100644
--- a/scripts/kconfig/lkc_proto.h
+++ b/scripts/kconfig/lkc_proto.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <stdarg.h>
/* confdata.c */
diff --git a/scripts/kconfig/lxdialog/check-lxdialog.sh b/scripts/kconfig/lxdialog/check-lxdialog.sh
index 5075ebf2d3b9..a10bd9d6fafd 100755
--- a/scripts/kconfig/lxdialog/check-lxdialog.sh
+++ b/scripts/kconfig/lxdialog/check-lxdialog.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# Check ncurses compatibility
# What library to link
diff --git a/scripts/ld-version.sh b/scripts/ld-version.sh
index d135882e2c40..f2be0ff9a738 100755
--- a/scripts/ld-version.sh
+++ b/scripts/ld-version.sh
@@ -1,4 +1,5 @@
#!/usr/bin/awk -f
+# SPDX-License-Identifier: GPL-2.0
# extract linker version number from stdin and turn into single number
{
gsub(".*\\)", "");
diff --git a/scripts/leaking_addresses.pl b/scripts/leaking_addresses.pl
new file mode 100755
index 000000000000..2977371b2956
--- /dev/null
+++ b/scripts/leaking_addresses.pl
@@ -0,0 +1,305 @@
+#!/usr/bin/env perl
+#
+# (c) 2017 Tobin C. Harding <me@tobin.cc>
+# Licensed under the terms of the GNU GPL License version 2
+#
+# leaking_addresses.pl: Scan 64 bit kernel for potential leaking addresses.
+# - Scans dmesg output.
+# - Walks directory tree and parses each file (for each directory in @DIRS).
+#
+# You can configure the behaviour of the script;
+#
+# - By adding paths, for directories you do not want to walk;
+# absolute paths: @skip_walk_dirs_abs
+# directory names: @skip_walk_dirs_any
+#
+# - By adding paths, for files you do not want to parse;
+# absolute paths: @skip_parse_files_abs
+# file names: @skip_parse_files_any
+#
+# The use of @skip_xxx_xxx_any causes files to be skipped where ever they occur.
+# For example adding 'fd' to @skip_walk_dirs_any causes the fd/ directory to be
+# skipped for all PID sub-directories of /proc
+#
+# The same thing can be achieved by passing command line options to --dont-walk
+# and --dont-parse. If absolute paths are supplied to these options they are
+# appended to the @skip_xxx_xxx_abs arrays. If file names are supplied to these
+# options, they are appended to the @skip_xxx_xxx_any arrays.
+#
+# Use --debug to output path before parsing, this is useful to find files that
+# cause the script to choke.
+#
+# You may like to set kptr_restrict=2 before running script
+# (see Documentation/sysctl/kernel.txt).
+
+use warnings;
+use strict;
+use POSIX;
+use File::Basename;
+use File::Spec;
+use Cwd 'abs_path';
+use Term::ANSIColor qw(:constants);
+use Getopt::Long qw(:config no_auto_abbrev);
+
+my $P = $0;
+my $V = '0.01';
+
+# Directories to scan.
+my @DIRS = ('/proc', '/sys');
+
+# Command line options.
+my $help = 0;
+my $debug = 0;
+my @dont_walk = ();
+my @dont_parse = ();
+
+# Do not parse these files (absolute path).
+my @skip_parse_files_abs = ('/proc/kmsg',
+ '/proc/kcore',
+ '/proc/fs/ext4/sdb1/mb_groups',
+ '/proc/1/fd/3',
+ '/sys/kernel/debug/tracing/trace_pipe',
+ '/sys/kernel/security/apparmor/revision');
+
+# Do not parse thes files under any subdirectory.
+my @skip_parse_files_any = ('0',
+ '1',
+ '2',
+ 'pagemap',
+ 'events',
+ 'access',
+ 'registers',
+ 'snapshot_raw',
+ 'trace_pipe_raw',
+ 'ptmx',
+ 'trace_pipe');
+
+# Do not walk these directories (absolute path).
+my @skip_walk_dirs_abs = ();
+
+# Do not walk these directories under any subdirectory.
+my @skip_walk_dirs_any = ('self',
+ 'thread-self',
+ 'cwd',
+ 'fd',
+ 'stderr',
+ 'stdin',
+ 'stdout');
+
+sub help
+{
+ my ($exitcode) = @_;
+
+ print << "EOM";
+Usage: $P [OPTIONS]
+Version: $V
+
+Options:
+
+ --dont-walk=<dir> Don't walk tree starting at <dir>.
+ --dont-parse=<file> Don't parse <file>.
+ -d, --debug Display debugging output.
+ -h, --help, --version Display this help and exit.
+
+If an absolute path is passed to --dont_XXX then this path is skipped. If a
+single filename is passed then this file/directory will be skipped when
+appearing under any subdirectory.
+
+Example:
+
+ # Just scan dmesg output.
+ scripts/leaking_addresses.pl --dont_walk_abs /proc --dont_walk_abs /sys
+
+Scans the running (64 bit) kernel for potential leaking addresses.
+
+EOM
+ exit($exitcode);
+}
+
+GetOptions(
+ 'dont-walk=s' => \@dont_walk,
+ 'dont-parse=s' => \@dont_parse,
+ 'd|debug' => \$debug,
+ 'h|help' => \$help,
+ 'version' => \$help
+) or help(1);
+
+help(0) if ($help);
+
+push_to_global();
+
+parse_dmesg();
+walk(@DIRS);
+
+exit 0;
+
+sub debug_arrays
+{
+ print 'dirs_any: ' . join(", ", @skip_walk_dirs_any) . "\n";
+ print 'dirs_abs: ' . join(", ", @skip_walk_dirs_abs) . "\n";
+ print 'parse_any: ' . join(", ", @skip_parse_files_any) . "\n";
+ print 'parse_abs: ' . join(", ", @skip_parse_files_abs) . "\n";
+}
+
+sub dprint
+{
+ printf(STDERR @_) if $debug;
+}
+
+sub push_in_abs_any
+{
+ my ($in, $abs, $any) = @_;
+
+ foreach my $path (@$in) {
+ if (File::Spec->file_name_is_absolute($path)) {
+ push @$abs, $path;
+ } elsif (index($path,'/') == -1) {
+ push @$any, $path;
+ } else {
+ print 'path error: ' . $path;
+ }
+ }
+}
+
+# Push command line options to global arrays.
+sub push_to_global
+{
+ push_in_abs_any(\@dont_walk, \@skip_walk_dirs_abs, \@skip_walk_dirs_any);
+ push_in_abs_any(\@dont_parse, \@skip_parse_files_abs, \@skip_parse_files_any);
+}
+
+sub is_false_positive
+{
+ my ($match) = @_;
+
+ if ($match =~ '\b(0x)?(f|F){16}\b' or
+ $match =~ '\b(0x)?0{16}\b') {
+ return 1;
+ }
+
+ # vsyscall memory region, we should probably check against a range here.
+ if ($match =~ '\bf{10}600000\b' or
+ $match =~ '\bf{10}601000\b') {
+ return 1;
+ }
+
+ return 0;
+}
+
+# True if argument potentially contains a kernel address.
+sub may_leak_address
+{
+ my ($line) = @_;
+ my $address = '\b(0x)?ffff[[:xdigit:]]{12}\b';
+
+ # Signal masks.
+ if ($line =~ '^SigBlk:' or
+ $line =~ '^SigCgt:') {
+ return 0;
+ }
+
+ if ($line =~ '\bKEY=[[:xdigit:]]{14} [[:xdigit:]]{16} [[:xdigit:]]{16}\b' or
+ $line =~ '\b[[:xdigit:]]{14} [[:xdigit:]]{16} [[:xdigit:]]{16}\b') {
+ return 0;
+ }
+
+ while (/($address)/g) {
+ if (!is_false_positive($1)) {
+ return 1;
+ }
+ }
+
+ return 0;
+}
+
+sub parse_dmesg
+{
+ open my $cmd, '-|', 'dmesg';
+ while (<$cmd>) {
+ if (may_leak_address($_)) {
+ print 'dmesg: ' . $_;
+ }
+ }
+ close $cmd;
+}
+
+# True if we should skip this path.
+sub skip
+{
+ my ($path, $paths_abs, $paths_any) = @_;
+
+ foreach (@$paths_abs) {
+ return 1 if (/^$path$/);
+ }
+
+ my($filename, $dirs, $suffix) = fileparse($path);
+ foreach (@$paths_any) {
+ return 1 if (/^$filename$/);
+ }
+
+ return 0;
+}
+
+sub skip_parse
+{
+ my ($path) = @_;
+ return skip($path, \@skip_parse_files_abs, \@skip_parse_files_any);
+}
+
+sub parse_file
+{
+ my ($file) = @_;
+
+ if (! -R $file) {
+ return;
+ }
+
+ if (skip_parse($file)) {
+ dprint "skipping file: $file\n";
+ return;
+ }
+ dprint "parsing: $file\n";
+
+ open my $fh, "<", $file or return;
+ while ( <$fh> ) {
+ if (may_leak_address($_)) {
+ print $file . ': ' . $_;
+ }
+ }
+ close $fh;
+}
+
+
+# True if we should skip walking this directory.
+sub skip_walk
+{
+ my ($path) = @_;
+ return skip($path, \@skip_walk_dirs_abs, \@skip_walk_dirs_any)
+}
+
+# Recursively walk directory tree.
+sub walk
+{
+ my @dirs = @_;
+ my %seen;
+
+ while (my $pwd = shift @dirs) {
+ next if (skip_walk($pwd));
+ next if (!opendir(DIR, $pwd));
+ my @files = readdir(DIR);
+ closedir(DIR);
+
+ foreach my $file (@files) {
+ next if ($file eq '.' or $file eq '..');
+
+ my $path = "$pwd/$file";
+ next if (-l $path);
+
+ if (-d $path) {
+ push @dirs, $path;
+ } else {
+ parse_file($path);
+ }
+ }
+ }
+}
diff --git a/scripts/link-vmlinux.sh b/scripts/link-vmlinux.sh
index e7b7eee31538..e6818b8e7141 100755
--- a/scripts/link-vmlinux.sh
+++ b/scripts/link-vmlinux.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
#
# link vmlinux
#
diff --git a/scripts/makelst b/scripts/makelst
index e6581496d820..e432af073a65 100755
--- a/scripts/makelst
+++ b/scripts/makelst
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# A script to dump mixed source code & assembly
# with correct relocations from System.map
# Requires the following lines in makefile:
diff --git a/scripts/mkcompile_h b/scripts/mkcompile_h
index fd8fdb91581d..959199c3147e 100755
--- a/scripts/mkcompile_h
+++ b/scripts/mkcompile_h
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
TARGET=$1
ARCH=$2
diff --git a/scripts/mkmakefile b/scripts/mkmakefile
index 84af27bf0f99..e19d6565f245 100755
--- a/scripts/mkmakefile
+++ b/scripts/mkmakefile
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# Generates a small Makefile used in the root of the output
# directory, to allow make to be started from there.
# The Makefile also allow for more convinient build of external modules
diff --git a/scripts/mkuboot.sh b/scripts/mkuboot.sh
index 446739c7843a..4b1fe09e9042 100755
--- a/scripts/mkuboot.sh
+++ b/scripts/mkuboot.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
#
# Build U-Boot image when `mkimage' tool is available.
diff --git a/scripts/mod/Makefile b/scripts/mod/Makefile
index b497d9764dcf..42c5d50f2bcc 100644
--- a/scripts/mod/Makefile
+++ b/scripts/mod/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
OBJECT_FILES_NON_STANDARD := y
hostprogs-y := modpost mk_elfconfig
diff --git a/scripts/mod/devicetable-offsets.c b/scripts/mod/devicetable-offsets.c
index e4d90e50f6fe..6d0193a3c591 100644
--- a/scripts/mod/devicetable-offsets.c
+++ b/scripts/mod/devicetable-offsets.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kbuild.h>
#include <linux/mod_devicetable.h>
diff --git a/scripts/mod/mk_elfconfig.c b/scripts/mod/mk_elfconfig.c
index a4fd71d71d65..680eade89be1 100644
--- a/scripts/mod/mk_elfconfig.c
+++ b/scripts/mod/mk_elfconfig.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
diff --git a/scripts/mod/modpost.h b/scripts/mod/modpost.h
index 6a5e1515123b..8453d6ac2f77 100644
--- a/scripts/mod/modpost.h
+++ b/scripts/mod/modpost.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
diff --git a/scripts/package/buildtar b/scripts/package/buildtar
index 51f947118256..e8cc72a51b32 100755
--- a/scripts/package/buildtar
+++ b/scripts/package/buildtar
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
#
# buildtar 0.0.4
diff --git a/scripts/parse-maintainers.pl b/scripts/parse-maintainers.pl
index e40b53db7f9f..5dbd2faa2449 100644
--- a/scripts/parse-maintainers.pl
+++ b/scripts/parse-maintainers.pl
@@ -1,4 +1,5 @@
#!/usr/bin/perl -w
+# SPDX-License-Identifier: GPL-2.0
use strict;
diff --git a/scripts/patch-kernel b/scripts/patch-kernel
index 49b4241e814a..033d5916797d 100755
--- a/scripts/patch-kernel
+++ b/scripts/patch-kernel
@@ -1,4 +1,5 @@
#! /bin/sh
+# SPDX-License-Identifier: GPL-2.0
# Script to apply kernel patches.
# usage: patch-kernel [ sourcedir [ patchdir [ stopversion ] [ -acxx ] ] ]
# The source directory defaults to /usr/src/linux, and the patch
diff --git a/scripts/profile2linkerlist.pl b/scripts/profile2linkerlist.pl
index f23d7be94394..316e71918ac8 100755
--- a/scripts/profile2linkerlist.pl
+++ b/scripts/profile2linkerlist.pl
@@ -1,4 +1,5 @@
#!/usr/bin/env perl
+# SPDX-License-Identifier: GPL-2.0
#
# Takes a (sorted) output of readprofile and turns it into a list suitable for
diff --git a/scripts/prune-kernel b/scripts/prune-kernel
index ab5034e1d081..e8aa940bc0a9 100755
--- a/scripts/prune-kernel
+++ b/scripts/prune-kernel
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
# because I use CONFIG_LOCALVERSION_AUTO, not the same version again and
# again, /boot and /lib/modules/ eventually fill up.
diff --git a/scripts/selinux/genheaders/Makefile b/scripts/selinux/genheaders/Makefile
index 6fc2b8789a0b..e8c533140981 100644
--- a/scripts/selinux/genheaders/Makefile
+++ b/scripts/selinux/genheaders/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
hostprogs-y := genheaders
HOST_EXTRACFLAGS += \
-I$(srctree)/include/uapi -I$(srctree)/include \
diff --git a/scripts/selinux/genheaders/genheaders.c b/scripts/selinux/genheaders/genheaders.c
index 672b069dcfea..fa48fabcb330 100644
--- a/scripts/selinux/genheaders/genheaders.c
+++ b/scripts/selinux/genheaders/genheaders.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* NOTE: we really do want to use the kernel headers here */
#define __EXPORTED_HEADERS__
diff --git a/scripts/selinux/install_policy.sh b/scripts/selinux/install_policy.sh
index f6a0ce71015f..0b86c47baf7d 100755
--- a/scripts/selinux/install_policy.sh
+++ b/scripts/selinux/install_policy.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
if [ `id -u` -ne 0 ]; then
echo "$0: must be root to install the selinux policy"
exit 1
diff --git a/scripts/selinux/mdp/Makefile b/scripts/selinux/mdp/Makefile
index d6a83cafe59f..e9c92db7e2a3 100644
--- a/scripts/selinux/mdp/Makefile
+++ b/scripts/selinux/mdp/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
hostprogs-y := mdp
HOST_EXTRACFLAGS += \
-I$(srctree)/include/uapi -I$(srctree)/include \
diff --git a/scripts/setlocalversion b/scripts/setlocalversion
index 966dd3924ea9..71f39410691b 100755
--- a/scripts/setlocalversion
+++ b/scripts/setlocalversion
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
#
# This scripts adds local version information from the version
# control systems git, mercurial (hg) and subversion (svn).
diff --git a/scripts/stackdelta b/scripts/stackdelta
index 20a79f19a111..44d2dfd6216f 100755
--- a/scripts/stackdelta
+++ b/scripts/stackdelta
@@ -1,4 +1,5 @@
#!/usr/bin/env perl
+# SPDX-License-Identifier: GPL-2.0
# Read two files produced by the stackusage script, and show the
# delta between them.
diff --git a/scripts/stackusage b/scripts/stackusage
index 8cf26640ef8a..56ef1ab670ac 100755
--- a/scripts/stackusage
+++ b/scripts/stackusage
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
outfile=""
now=`date +%s`
diff --git a/scripts/tracing/ftrace-bisect.sh b/scripts/tracing/ftrace-bisect.sh
index 9ff8ac5fc53c..926701162bc8 100755
--- a/scripts/tracing/ftrace-bisect.sh
+++ b/scripts/tracing/ftrace-bisect.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
#
# Here's how to use this:
#
diff --git a/scripts/ver_linux b/scripts/ver_linux
index b51de8a7e2a3..545ec7388eb7 100755
--- a/scripts/ver_linux
+++ b/scripts/ver_linux
@@ -1,4 +1,5 @@
#!/usr/bin/awk -f
+# SPDX-License-Identifier: GPL-2.0
# Before running this script please ensure that your PATH is
# typical as you use for compilation/installation. I use
# /bin /sbin /usr/bin /usr/sbin /usr/local/bin, but it may
diff --git a/scripts/xen-hypercalls.sh b/scripts/xen-hypercalls.sh
index 676d9226814f..f18b00843df3 100644
--- a/scripts/xen-hypercalls.sh
+++ b/scripts/xen-hypercalls.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
out="$1"
shift
in="$@"
diff --git a/security/Makefile b/security/Makefile
index f2d71cdb8e19..4d2d3782ddef 100644
--- a/security/Makefile
+++ b/security/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the kernel security code
#
diff --git a/security/apparmor/.gitignore b/security/apparmor/.gitignore
index d5b291e94264..9cdec70d72b8 100644
--- a/security/apparmor/.gitignore
+++ b/security/apparmor/.gitignore
@@ -1,6 +1,5 @@
#
# Generated include files
#
-net_names.h
capability_names.h
rlim_names.h
diff --git a/security/apparmor/Makefile b/security/apparmor/Makefile
index dafdd387d42b..9a6b4033d52b 100644
--- a/security/apparmor/Makefile
+++ b/security/apparmor/Makefile
@@ -1,47 +1,15 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for AppArmor Linux Security Module
#
obj-$(CONFIG_SECURITY_APPARMOR) += apparmor.o
apparmor-y := apparmorfs.o audit.o capability.o context.o ipc.o lib.o match.o \
path.o domain.o policy.o policy_unpack.o procattr.o lsm.o \
- resource.o secid.o file.o policy_ns.o label.o mount.o net.o
+ resource.o secid.o file.o policy_ns.o label.o mount.o
apparmor-$(CONFIG_SECURITY_APPARMOR_HASH) += crypto.o
-clean-files := capability_names.h rlim_names.h net_names.h
+clean-files := capability_names.h rlim_names.h
-# Build a lower case string table of address family names
-# Transform lines from
-# #define AF_LOCAL 1 /* POSIX name for AF_UNIX */
-# #define AF_INET 2 /* Internet IP Protocol */
-# to
-# [1] = "local",
-# [2] = "inet",
-#
-# and build the securityfs entries for the mapping.
-# Transforms lines from
-# #define AF_INET 2 /* Internet IP Protocol */
-# to
-# #define AA_SFS_AF_MASK "local inet"
-quiet_cmd_make-af = GEN $@
-cmd_make-af = echo "static const char *address_family_names[] = {" > $@ ;\
- sed $< >>$@ -r -n -e "/AF_MAX/d" -e "/AF_LOCAL/d" -e "/AF_ROUTE/d" -e \
- 's/^\#define[ \t]+AF_([A-Z0-9_]+)[ \t]+([0-9]+)(.*)/[\2] = "\L\1",/p';\
- echo "};" >> $@ ;\
- printf '%s' '\#define AA_SFS_AF_MASK "' >> $@ ;\
- sed -r -n -e "/AF_MAX/d" -e "/AF_LOCAL/d" -e "/AF_ROUTE/d" -e \
- 's/^\#define[ \t]+AF_([A-Z0-9_]+)[ \t]+([0-9]+)(.*)/\L\1/p'\
- $< | tr '\n' ' ' | sed -e 's/ $$/"\n/' >> $@
-
-# Build a lower case string table of sock type names
-# Transform lines from
-# SOCK_STREAM = 1,
-# to
-# [1] = "stream",
-quiet_cmd_make-sock = GEN $@
-cmd_make-sock = echo "static const char *sock_type_names[] = {" >> $@ ;\
- sed $^ >>$@ -r -n \
- -e 's/^\tSOCK_([A-Z0-9_]+)[\t]+=[ \t]+([0-9]+)(.*)/[\2] = "\L\1",/p';\
- echo "};" >> $@
# Build a lower case string table of capability names
# Transforms lines from
@@ -94,7 +62,6 @@ cmd_make-rlim = echo "static const char *const rlim_names[RLIM_NLIMITS] = {" \
tr '\n' ' ' | sed -e 's/ $$/"\n/' >> $@
$(obj)/capability.o : $(obj)/capability_names.h
-$(obj)/net.o : $(obj)/net_names.h
$(obj)/resource.o : $(obj)/rlim_names.h
$(obj)/capability_names.h : $(srctree)/include/uapi/linux/capability.h \
$(src)/Makefile
@@ -102,8 +69,3 @@ $(obj)/capability_names.h : $(srctree)/include/uapi/linux/capability.h \
$(obj)/rlim_names.h : $(srctree)/include/uapi/asm-generic/resource.h \
$(src)/Makefile
$(call cmd,make-rlim)
-$(obj)/net_names.h : $(srctree)/include/linux/socket.h \
- $(srctree)/include/linux/net.h \
- $(src)/Makefile
- $(call cmd,make-af)
- $(call cmd,make-sock)
diff --git a/security/apparmor/apparmorfs.c b/security/apparmor/apparmorfs.c
index 518d5928661b..caaf51dda648 100644
--- a/security/apparmor/apparmorfs.c
+++ b/security/apparmor/apparmorfs.c
@@ -2202,7 +2202,6 @@ static struct aa_sfs_entry aa_sfs_entry_features[] = {
AA_SFS_DIR("policy", aa_sfs_entry_policy),
AA_SFS_DIR("domain", aa_sfs_entry_domain),
AA_SFS_DIR("file", aa_sfs_entry_file),
- AA_SFS_DIR("network", aa_sfs_entry_network),
AA_SFS_DIR("mount", aa_sfs_entry_mount),
AA_SFS_DIR("namespaces", aa_sfs_entry_ns),
AA_SFS_FILE_U64("capability", VFS_CAP_FLAGS_MASK),
diff --git a/security/apparmor/file.c b/security/apparmor/file.c
index db80221891c6..3382518b87fa 100644
--- a/security/apparmor/file.c
+++ b/security/apparmor/file.c
@@ -21,7 +21,6 @@
#include "include/context.h"
#include "include/file.h"
#include "include/match.h"
-#include "include/net.h"
#include "include/path.h"
#include "include/policy.h"
#include "include/label.h"
@@ -567,32 +566,6 @@ static int __file_path_perm(const char *op, struct aa_label *label,
return error;
}
-static int __file_sock_perm(const char *op, struct aa_label *label,
- struct aa_label *flabel, struct file *file,
- u32 request, u32 denied)
-{
- struct socket *sock = (struct socket *) file->private_data;
- int error;
-
- AA_BUG(!sock);
-
- /* revalidation due to label out of date. No revocation at this time */
- if (!denied && aa_label_is_subset(flabel, label))
- return 0;
-
- /* TODO: improve to skip profiles cached in flabel */
- error = aa_sock_file_perm(label, op, request, sock);
- if (denied) {
- /* TODO: improve to skip profiles checked above */
- /* check every profile in file label to is cached */
- last_error(error, aa_sock_file_perm(flabel, op, request, sock));
- }
- if (!error)
- update_file_ctx(file_ctx(file), label, request);
-
- return error;
-}
-
/**
* aa_file_perm - do permission revalidation check & audit for @file
* @op: operation being checked
@@ -637,9 +610,6 @@ int aa_file_perm(const char *op, struct aa_label *label, struct file *file,
error = __file_path_perm(op, label, flabel, file, request,
denied);
- else if (S_ISSOCK(file_inode(file)->i_mode))
- error = __file_sock_perm(op, label, flabel, file, request,
- denied);
done:
rcu_read_unlock();
diff --git a/security/apparmor/include/audit.h b/security/apparmor/include/audit.h
index ff4316e1068d..620e81169659 100644
--- a/security/apparmor/include/audit.h
+++ b/security/apparmor/include/audit.h
@@ -121,29 +121,21 @@ struct apparmor_audit_data {
/* these entries require a custom callback fn */
struct {
struct aa_label *peer;
- union {
- struct {
- kuid_t ouid;
- const char *target;
- } fs;
- struct {
- int type, protocol;
- struct sock *peer_sk;
- void *addr;
- int addrlen;
- } net;
- int signal;
- struct {
- int rlim;
- unsigned long max;
- } rlim;
- };
+ struct {
+ const char *target;
+ kuid_t ouid;
+ } fs;
};
struct {
struct aa_profile *profile;
const char *ns;
long pos;
} iface;
+ int signal;
+ struct {
+ int rlim;
+ unsigned long max;
+ } rlim;
struct {
const char *src_name;
const char *type;
diff --git a/security/apparmor/include/net.h b/security/apparmor/include/net.h
deleted file mode 100644
index 140c8efcf364..000000000000
--- a/security/apparmor/include/net.h
+++ /dev/null
@@ -1,114 +0,0 @@
-/*
- * AppArmor security module
- *
- * This file contains AppArmor network mediation definitions.
- *
- * Copyright (C) 1998-2008 Novell/SUSE
- * Copyright 2009-2017 Canonical Ltd.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation, version 2 of the
- * License.
- */
-
-#ifndef __AA_NET_H
-#define __AA_NET_H
-
-#include <net/sock.h>
-#include <linux/path.h>
-
-#include "apparmorfs.h"
-#include "label.h"
-#include "perms.h"
-#include "policy.h"
-
-#define AA_MAY_SEND AA_MAY_WRITE
-#define AA_MAY_RECEIVE AA_MAY_READ
-
-#define AA_MAY_SHUTDOWN AA_MAY_DELETE
-
-#define AA_MAY_CONNECT AA_MAY_OPEN
-#define AA_MAY_ACCEPT 0x00100000
-
-#define AA_MAY_BIND 0x00200000
-#define AA_MAY_LISTEN 0x00400000
-
-#define AA_MAY_SETOPT 0x01000000
-#define AA_MAY_GETOPT 0x02000000
-
-#define NET_PERMS_MASK (AA_MAY_SEND | AA_MAY_RECEIVE | AA_MAY_CREATE | \
- AA_MAY_SHUTDOWN | AA_MAY_BIND | AA_MAY_LISTEN | \
- AA_MAY_CONNECT | AA_MAY_ACCEPT | AA_MAY_SETATTR | \
- AA_MAY_GETATTR | AA_MAY_SETOPT | AA_MAY_GETOPT)
-
-#define NET_FS_PERMS (AA_MAY_SEND | AA_MAY_RECEIVE | AA_MAY_CREATE | \
- AA_MAY_SHUTDOWN | AA_MAY_CONNECT | AA_MAY_RENAME |\
- AA_MAY_SETATTR | AA_MAY_GETATTR | AA_MAY_CHMOD | \
- AA_MAY_CHOWN | AA_MAY_CHGRP | AA_MAY_LOCK | \
- AA_MAY_MPROT)
-
-#define NET_PEER_MASK (AA_MAY_SEND | AA_MAY_RECEIVE | AA_MAY_CONNECT | \
- AA_MAY_ACCEPT)
-struct aa_sk_ctx {
- struct aa_label *label;
- struct aa_label *peer;
- struct path path;
-};
-
-#define SK_CTX(X) ((X)->sk_security)
-#define SOCK_ctx(X) SOCK_INODE(X)->i_security
-#define DEFINE_AUDIT_NET(NAME, OP, SK, F, T, P) \
- struct lsm_network_audit NAME ## _net = { .sk = (SK), \
- .family = (F)}; \
- DEFINE_AUDIT_DATA(NAME, \
- ((SK) && (F) != AF_UNIX) ? LSM_AUDIT_DATA_NET : \
- LSM_AUDIT_DATA_NONE, \
- OP); \
- NAME.u.net = &(NAME ## _net); \
- aad(&NAME)->net.type = (T); \
- aad(&NAME)->net.protocol = (P)
-
-#define DEFINE_AUDIT_SK(NAME, OP, SK) \
- DEFINE_AUDIT_NET(NAME, OP, SK, (SK)->sk_family, (SK)->sk_type, \
- (SK)->sk_protocol)
-
-/* struct aa_net - network confinement data
- * @allow: basic network families permissions
- * @audit: which network permissions to force audit
- * @quiet: which network permissions to quiet rejects
- */
-struct aa_net {
- u16 allow[AF_MAX];
- u16 audit[AF_MAX];
- u16 quiet[AF_MAX];
-};
-
-
-extern struct aa_sfs_entry aa_sfs_entry_network[];
-
-void audit_net_cb(struct audit_buffer *ab, void *va);
-int aa_profile_af_perm(struct aa_profile *profile, struct common_audit_data *sa,
- u32 request, u16 family, int type);
-int aa_af_perm(struct aa_label *label, const char *op, u32 request, u16 family,
- int type, int protocol);
-static inline int aa_profile_af_sk_perm(struct aa_profile *profile,
- struct common_audit_data *sa,
- u32 request,
- struct sock *sk)
-{
- return aa_profile_af_perm(profile, sa, request, sk->sk_family,
- sk->sk_type);
-}
-int aa_sk_perm(const char *op, u32 request, struct sock *sk);
-
-int aa_sock_file_perm(struct aa_label *label, const char *op, u32 request,
- struct socket *sock);
-
-
-static inline void aa_free_net_rules(struct aa_net *new)
-{
- /* NOP */
-}
-
-#endif /* __AA_NET_H */
diff --git a/security/apparmor/include/perms.h b/security/apparmor/include/perms.h
index af04d5a7d73d..2b27bb79aec4 100644
--- a/security/apparmor/include/perms.h
+++ b/security/apparmor/include/perms.h
@@ -135,10 +135,9 @@ extern struct aa_perms allperms;
void aa_perm_mask_to_str(char *str, const char *chrs, u32 mask);
-void aa_audit_perm_names(struct audit_buffer *ab, const char * const *names,
- u32 mask);
+void aa_audit_perm_names(struct audit_buffer *ab, const char **names, u32 mask);
void aa_audit_perm_mask(struct audit_buffer *ab, u32 mask, const char *chrs,
- u32 chrsmask, const char * const *names, u32 namesmask);
+ u32 chrsmask, const char **names, u32 namesmask);
void aa_apply_modes_to_perms(struct aa_profile *profile,
struct aa_perms *perms);
void aa_compute_perms(struct aa_dfa *dfa, unsigned int state,
diff --git a/security/apparmor/include/policy.h b/security/apparmor/include/policy.h
index 4364088a0b9e..17fe41a9cac3 100644
--- a/security/apparmor/include/policy.h
+++ b/security/apparmor/include/policy.h
@@ -30,7 +30,6 @@
#include "file.h"
#include "lib.h"
#include "label.h"
-#include "net.h"
#include "perms.h"
#include "resource.h"
@@ -112,7 +111,6 @@ struct aa_data {
* @policy: general match rules governing policy
* @file: The set of rules governing basic file access and domain transitions
* @caps: capabilities for the profile
- * @net: network controls for the profile
* @rlimits: rlimits for the profile
*
* @dents: dentries for the profiles file entries in apparmorfs
@@ -150,7 +148,6 @@ struct aa_profile {
struct aa_policydb policy;
struct aa_file_rules file;
struct aa_caps caps;
- struct aa_net net;
struct aa_rlimit rlimits;
struct aa_loaddata *rawdata;
@@ -223,16 +220,6 @@ static inline unsigned int PROFILE_MEDIATES_SAFE(struct aa_profile *profile,
return 0;
}
-static inline unsigned int PROFILE_MEDIATES_AF(struct aa_profile *profile,
- u16 AF) {
- unsigned int state = PROFILE_MEDIATES(profile, AA_CLASS_NET);
- u16 be_af = cpu_to_be16(AF);
-
- if (!state)
- return 0;
- return aa_dfa_match_len(profile->policy.dfa, state, (char *) &be_af, 2);
-}
-
/**
* aa_get_profile - increment refcount on profile @p
* @p: profile (MAYBE NULL)
diff --git a/security/apparmor/lib.c b/security/apparmor/lib.c
index 8818621b5d95..08ca26bcca77 100644
--- a/security/apparmor/lib.c
+++ b/security/apparmor/lib.c
@@ -211,8 +211,7 @@ void aa_perm_mask_to_str(char *str, const char *chrs, u32 mask)
*str = '\0';
}
-void aa_audit_perm_names(struct audit_buffer *ab, const char * const *names,
- u32 mask)
+void aa_audit_perm_names(struct audit_buffer *ab, const char **names, u32 mask)
{
const char *fmt = "%s";
unsigned int i, perm = 1;
@@ -230,7 +229,7 @@ void aa_audit_perm_names(struct audit_buffer *ab, const char * const *names,
}
void aa_audit_perm_mask(struct audit_buffer *ab, u32 mask, const char *chrs,
- u32 chrsmask, const char * const *names, u32 namesmask)
+ u32 chrsmask, const char **names, u32 namesmask)
{
char str[33];
diff --git a/security/apparmor/lsm.c b/security/apparmor/lsm.c
index 72b915dfcaf7..1346ee5be04f 100644
--- a/security/apparmor/lsm.c
+++ b/security/apparmor/lsm.c
@@ -33,7 +33,6 @@
#include "include/context.h"
#include "include/file.h"
#include "include/ipc.h"
-#include "include/net.h"
#include "include/path.h"
#include "include/label.h"
#include "include/policy.h"
@@ -737,368 +736,6 @@ static int apparmor_task_kill(struct task_struct *target, struct siginfo *info,
return error;
}
-/**
- * apparmor_sk_alloc_security - allocate and attach the sk_security field
- */
-static int apparmor_sk_alloc_security(struct sock *sk, int family, gfp_t flags)
-{
- struct aa_sk_ctx *ctx;
-
- ctx = kzalloc(sizeof(*ctx), flags);
- if (!ctx)
- return -ENOMEM;
-
- SK_CTX(sk) = ctx;
-
- return 0;
-}
-
-/**
- * apparmor_sk_free_security - free the sk_security field
- */
-static void apparmor_sk_free_security(struct sock *sk)
-{
- struct aa_sk_ctx *ctx = SK_CTX(sk);
-
- SK_CTX(sk) = NULL;
- aa_put_label(ctx->label);
- aa_put_label(ctx->peer);
- path_put(&ctx->path);
- kfree(ctx);
-}
-
-/**
- * apparmor_clone_security - clone the sk_security field
- */
-static void apparmor_sk_clone_security(const struct sock *sk,
- struct sock *newsk)
-{
- struct aa_sk_ctx *ctx = SK_CTX(sk);
- struct aa_sk_ctx *new = SK_CTX(newsk);
-
- new->label = aa_get_label(ctx->label);
- new->peer = aa_get_label(ctx->peer);
- new->path = ctx->path;
- path_get(&new->path);
-}
-
-static int aa_sock_create_perm(struct aa_label *label, int family, int type,
- int protocol)
-{
- AA_BUG(!label);
- AA_BUG(in_interrupt());
-
- return aa_af_perm(label, OP_CREATE, AA_MAY_CREATE, family, type,
- protocol);
-}
-
-
-/**
- * apparmor_socket_create - check perms before creating a new socket
- */
-static int apparmor_socket_create(int family, int type, int protocol, int kern)
-{
- struct aa_label *label;
- int error = 0;
-
- label = begin_current_label_crit_section();
- if (!(kern || unconfined(label)))
- error = aa_sock_create_perm(label, family, type, protocol);
- end_current_label_crit_section(label);
-
- return error;
-}
-
-/**
- * apparmor_socket_post_create - setup the per-socket security struct
- *
- * Note:
- * - kernel sockets currently labeled unconfined but we may want to
- * move to a special kernel label
- * - socket may not have sk here if created with sock_create_lite or
- * sock_alloc. These should be accept cases which will be handled in
- * sock_graft.
- */
-static int apparmor_socket_post_create(struct socket *sock, int family,
- int type, int protocol, int kern)
-{
- struct aa_label *label;
-
- if (kern) {
- struct aa_ns *ns = aa_get_current_ns();
-
- label = aa_get_label(ns_unconfined(ns));
- aa_put_ns(ns);
- } else
- label = aa_get_current_label();
-
- if (sock->sk) {
- struct aa_sk_ctx *ctx = SK_CTX(sock->sk);
-
- aa_put_label(ctx->label);
- ctx->label = aa_get_label(label);
- }
- aa_put_label(label);
-
- return 0;
-}
-
-/**
- * apparmor_socket_bind - check perms before bind addr to socket
- */
-static int apparmor_socket_bind(struct socket *sock,
- struct sockaddr *address, int addrlen)
-{
- AA_BUG(!sock);
- AA_BUG(!sock->sk);
- AA_BUG(!address);
- AA_BUG(in_interrupt());
-
- return aa_sk_perm(OP_BIND, AA_MAY_BIND, sock->sk);
-}
-
-/**
- * apparmor_socket_connect - check perms before connecting @sock to @address
- */
-static int apparmor_socket_connect(struct socket *sock,
- struct sockaddr *address, int addrlen)
-{
- AA_BUG(!sock);
- AA_BUG(!sock->sk);
- AA_BUG(!address);
- AA_BUG(in_interrupt());
-
- return aa_sk_perm(OP_CONNECT, AA_MAY_CONNECT, sock->sk);
-}
-
-/**
- * apparmor_socket_list - check perms before allowing listen
- */
-static int apparmor_socket_listen(struct socket *sock, int backlog)
-{
- AA_BUG(!sock);
- AA_BUG(!sock->sk);
- AA_BUG(in_interrupt());
-
- return aa_sk_perm(OP_LISTEN, AA_MAY_LISTEN, sock->sk);
-}
-
-/**
- * apparmor_socket_accept - check perms before accepting a new connection.
- *
- * Note: while @newsock is created and has some information, the accept
- * has not been done.
- */
-static int apparmor_socket_accept(struct socket *sock, struct socket *newsock)
-{
- AA_BUG(!sock);
- AA_BUG(!sock->sk);
- AA_BUG(!newsock);
- AA_BUG(in_interrupt());
-
- return aa_sk_perm(OP_ACCEPT, AA_MAY_ACCEPT, sock->sk);
-}
-
-static int aa_sock_msg_perm(const char *op, u32 request, struct socket *sock,
- struct msghdr *msg, int size)
-{
- AA_BUG(!sock);
- AA_BUG(!sock->sk);
- AA_BUG(!msg);
- AA_BUG(in_interrupt());
-
- return aa_sk_perm(op, request, sock->sk);
-}
-
-/**
- * apparmor_socket_sendmsg - check perms before sending msg to another socket
- */
-static int apparmor_socket_sendmsg(struct socket *sock,
- struct msghdr *msg, int size)
-{
- return aa_sock_msg_perm(OP_SENDMSG, AA_MAY_SEND, sock, msg, size);
-}
-
-/**
- * apparmor_socket_recvmsg - check perms before receiving a message
- */
-static int apparmor_socket_recvmsg(struct socket *sock,
- struct msghdr *msg, int size, int flags)
-{
- return aa_sock_msg_perm(OP_RECVMSG, AA_MAY_RECEIVE, sock, msg, size);
-}
-
-/* revaliation, get/set attr, shutdown */
-static int aa_sock_perm(const char *op, u32 request, struct socket *sock)
-{
- AA_BUG(!sock);
- AA_BUG(!sock->sk);
- AA_BUG(in_interrupt());
-
- return aa_sk_perm(op, request, sock->sk);
-}
-
-/**
- * apparmor_socket_getsockname - check perms before getting the local address
- */
-static int apparmor_socket_getsockname(struct socket *sock)
-{
- return aa_sock_perm(OP_GETSOCKNAME, AA_MAY_GETATTR, sock);
-}
-
-/**
- * apparmor_socket_getpeername - check perms before getting remote address
- */
-static int apparmor_socket_getpeername(struct socket *sock)
-{
- return aa_sock_perm(OP_GETPEERNAME, AA_MAY_GETATTR, sock);
-}
-
-/* revaliation, get/set attr, opt */
-static int aa_sock_opt_perm(const char *op, u32 request, struct socket *sock,
- int level, int optname)
-{
- AA_BUG(!sock);
- AA_BUG(!sock->sk);
- AA_BUG(in_interrupt());
-
- return aa_sk_perm(op, request, sock->sk);
-}
-
-/**
- * apparmor_getsockopt - check perms before getting socket options
- */
-static int apparmor_socket_getsockopt(struct socket *sock, int level,
- int optname)
-{
- return aa_sock_opt_perm(OP_GETSOCKOPT, AA_MAY_GETOPT, sock,
- level, optname);
-}
-
-/**
- * apparmor_setsockopt - check perms before setting socket options
- */
-static int apparmor_socket_setsockopt(struct socket *sock, int level,
- int optname)
-{
- return aa_sock_opt_perm(OP_SETSOCKOPT, AA_MAY_SETOPT, sock,
- level, optname);
-}
-
-/**
- * apparmor_socket_shutdown - check perms before shutting down @sock conn
- */
-static int apparmor_socket_shutdown(struct socket *sock, int how)
-{
- return aa_sock_perm(OP_SHUTDOWN, AA_MAY_SHUTDOWN, sock);
-}
-
-/**
- * apparmor_socket_sock_recv_skb - check perms before associating skb to sk
- *
- * Note: can not sleep may be called with locks held
- *
- * dont want protocol specific in __skb_recv_datagram()
- * to deny an incoming connection socket_sock_rcv_skb()
- */
-static int apparmor_socket_sock_rcv_skb(struct sock *sk, struct sk_buff *skb)
-{
- return 0;
-}
-
-
-static struct aa_label *sk_peer_label(struct sock *sk)
-{
- struct aa_sk_ctx *ctx = SK_CTX(sk);
-
- if (ctx->peer)
- return ctx->peer;
-
- return ERR_PTR(-ENOPROTOOPT);
-}
-
-/**
- * apparmor_socket_getpeersec_stream - get security context of peer
- *
- * Note: for tcp only valid if using ipsec or cipso on lan
- */
-static int apparmor_socket_getpeersec_stream(struct socket *sock,
- char __user *optval,
- int __user *optlen,
- unsigned int len)
-{
- char *name;
- int slen, error = 0;
- struct aa_label *label;
- struct aa_label *peer;
-
- label = begin_current_label_crit_section();
- peer = sk_peer_label(sock->sk);
- if (IS_ERR(peer)) {
- error = PTR_ERR(peer);
- goto done;
- }
- slen = aa_label_asxprint(&name, labels_ns(label), peer,
- FLAG_SHOW_MODE | FLAG_VIEW_SUBNS |
- FLAG_HIDDEN_UNCONFINED, GFP_KERNEL);
- /* don't include terminating \0 in slen, it breaks some apps */
- if (slen < 0) {
- error = -ENOMEM;
- } else {
- if (slen > len) {
- error = -ERANGE;
- } else if (copy_to_user(optval, name, slen)) {
- error = -EFAULT;
- goto out;
- }
- if (put_user(slen, optlen))
- error = -EFAULT;
-out:
- kfree(name);
-
- }
-
-done:
- end_current_label_crit_section(label);
-
- return error;
-}
-
-/**
- * apparmor_socket_getpeersec_dgram - get security label of packet
- * @sock: the peer socket
- * @skb: packet data
- * @secid: pointer to where to put the secid of the packet
- *
- * Sets the netlabel socket state on sk from parent
- */
-static int apparmor_socket_getpeersec_dgram(struct socket *sock,
- struct sk_buff *skb, u32 *secid)
-
-{
- /* TODO: requires secid support */
- return -ENOPROTOOPT;
-}
-
-/**
- * apparmor_sock_graft - Initialize newly created socket
- * @sk: child sock
- * @parent: parent socket
- *
- * Note: could set off of SOCK_CTX(parent) but need to track inode and we can
- * just set sk security information off of current creating process label
- * Labeling of sk for accept case - probably should be sock based
- * instead of task, because of the case where an implicitly labeled
- * socket is shared by different tasks.
- */
-static void apparmor_sock_graft(struct sock *sk, struct socket *parent)
-{
- struct aa_sk_ctx *ctx = SK_CTX(sk);
-
- if (!ctx->label)
- ctx->label = aa_get_current_label();
-}
-
static struct security_hook_list apparmor_hooks[] __lsm_ro_after_init = {
LSM_HOOK_INIT(ptrace_access_check, apparmor_ptrace_access_check),
LSM_HOOK_INIT(ptrace_traceme, apparmor_ptrace_traceme),
@@ -1133,30 +770,6 @@ static struct security_hook_list apparmor_hooks[] __lsm_ro_after_init = {
LSM_HOOK_INIT(getprocattr, apparmor_getprocattr),
LSM_HOOK_INIT(setprocattr, apparmor_setprocattr),
- LSM_HOOK_INIT(sk_alloc_security, apparmor_sk_alloc_security),
- LSM_HOOK_INIT(sk_free_security, apparmor_sk_free_security),
- LSM_HOOK_INIT(sk_clone_security, apparmor_sk_clone_security),
-
- LSM_HOOK_INIT(socket_create, apparmor_socket_create),
- LSM_HOOK_INIT(socket_post_create, apparmor_socket_post_create),
- LSM_HOOK_INIT(socket_bind, apparmor_socket_bind),
- LSM_HOOK_INIT(socket_connect, apparmor_socket_connect),
- LSM_HOOK_INIT(socket_listen, apparmor_socket_listen),
- LSM_HOOK_INIT(socket_accept, apparmor_socket_accept),
- LSM_HOOK_INIT(socket_sendmsg, apparmor_socket_sendmsg),
- LSM_HOOK_INIT(socket_recvmsg, apparmor_socket_recvmsg),
- LSM_HOOK_INIT(socket_getsockname, apparmor_socket_getsockname),
- LSM_HOOK_INIT(socket_getpeername, apparmor_socket_getpeername),
- LSM_HOOK_INIT(socket_getsockopt, apparmor_socket_getsockopt),
- LSM_HOOK_INIT(socket_setsockopt, apparmor_socket_setsockopt),
- LSM_HOOK_INIT(socket_shutdown, apparmor_socket_shutdown),
- LSM_HOOK_INIT(socket_sock_rcv_skb, apparmor_socket_sock_rcv_skb),
- LSM_HOOK_INIT(socket_getpeersec_stream,
- apparmor_socket_getpeersec_stream),
- LSM_HOOK_INIT(socket_getpeersec_dgram,
- apparmor_socket_getpeersec_dgram),
- LSM_HOOK_INIT(sock_graft, apparmor_sock_graft),
-
LSM_HOOK_INIT(cred_alloc_blank, apparmor_cred_alloc_blank),
LSM_HOOK_INIT(cred_free, apparmor_cred_free),
LSM_HOOK_INIT(cred_prepare, apparmor_cred_prepare),
diff --git a/security/apparmor/net.c b/security/apparmor/net.c
deleted file mode 100644
index 33d54435f8d6..000000000000
--- a/security/apparmor/net.c
+++ /dev/null
@@ -1,184 +0,0 @@
-/*
- * AppArmor security module
- *
- * This file contains AppArmor network mediation
- *
- * Copyright (C) 1998-2008 Novell/SUSE
- * Copyright 2009-2017 Canonical Ltd.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation, version 2 of the
- * License.
- */
-
-#include "include/apparmor.h"
-#include "include/audit.h"
-#include "include/context.h"
-#include "include/label.h"
-#include "include/net.h"
-#include "include/policy.h"
-
-#include "net_names.h"
-
-
-struct aa_sfs_entry aa_sfs_entry_network[] = {
- AA_SFS_FILE_STRING("af_mask", AA_SFS_AF_MASK),
- { }
-};
-
-static const char * const net_mask_names[] = {
- "unknown",
- "send",
- "receive",
- "unknown",
-
- "create",
- "shutdown",
- "connect",
- "unknown",
-
- "setattr",
- "getattr",
- "setcred",
- "getcred",
-
- "chmod",
- "chown",
- "chgrp",
- "lock",
-
- "mmap",
- "mprot",
- "unknown",
- "unknown",
-
- "accept",
- "bind",
- "listen",
- "unknown",
-
- "setopt",
- "getopt",
- "unknown",
- "unknown",
-
- "unknown",
- "unknown",
- "unknown",
- "unknown",
-};
-
-
-/* audit callback for net specific fields */
-void audit_net_cb(struct audit_buffer *ab, void *va)
-{
- struct common_audit_data *sa = va;
-
- audit_log_format(ab, " family=");
- if (address_family_names[sa->u.net->family])
- audit_log_string(ab, address_family_names[sa->u.net->family]);
- else
- audit_log_format(ab, "\"unknown(%d)\"", sa->u.net->family);
- audit_log_format(ab, " sock_type=");
- if (sock_type_names[aad(sa)->net.type])
- audit_log_string(ab, sock_type_names[aad(sa)->net.type]);
- else
- audit_log_format(ab, "\"unknown(%d)\"", aad(sa)->net.type);
- audit_log_format(ab, " protocol=%d", aad(sa)->net.protocol);
-
- if (aad(sa)->request & NET_PERMS_MASK) {
- audit_log_format(ab, " requested_mask=");
- aa_audit_perm_mask(ab, aad(sa)->request, NULL, 0,
- net_mask_names, NET_PERMS_MASK);
-
- if (aad(sa)->denied & NET_PERMS_MASK) {
- audit_log_format(ab, " denied_mask=");
- aa_audit_perm_mask(ab, aad(sa)->denied, NULL, 0,
- net_mask_names, NET_PERMS_MASK);
- }
- }
- if (aad(sa)->peer) {
- audit_log_format(ab, " peer=");
- aa_label_xaudit(ab, labels_ns(aad(sa)->label), aad(sa)->peer,
- FLAGS_NONE, GFP_ATOMIC);
- }
-}
-
-
-/* Generic af perm */
-int aa_profile_af_perm(struct aa_profile *profile, struct common_audit_data *sa,
- u32 request, u16 family, int type)
-{
- struct aa_perms perms = { };
-
- AA_BUG(family >= AF_MAX);
- AA_BUG(type < 0 || type >= SOCK_MAX);
-
- if (profile_unconfined(profile))
- return 0;
-
- perms.allow = (profile->net.allow[family] & (1 << type)) ?
- ALL_PERMS_MASK : 0;
- perms.audit = (profile->net.audit[family] & (1 << type)) ?
- ALL_PERMS_MASK : 0;
- perms.quiet = (profile->net.quiet[family] & (1 << type)) ?
- ALL_PERMS_MASK : 0;
- aa_apply_modes_to_perms(profile, &perms);
-
- return aa_check_perms(profile, &perms, request, sa, audit_net_cb);
-}
-
-int aa_af_perm(struct aa_label *label, const char *op, u32 request, u16 family,
- int type, int protocol)
-{
- struct aa_profile *profile;
- DEFINE_AUDIT_NET(sa, op, NULL, family, type, protocol);
-
- return fn_for_each_confined(label, profile,
- aa_profile_af_perm(profile, &sa, request, family,
- type));
-}
-
-static int aa_label_sk_perm(struct aa_label *label, const char *op, u32 request,
- struct sock *sk)
-{
- struct aa_profile *profile;
- DEFINE_AUDIT_SK(sa, op, sk);
-
- AA_BUG(!label);
- AA_BUG(!sk);
-
- if (unconfined(label))
- return 0;
-
- return fn_for_each_confined(label, profile,
- aa_profile_af_sk_perm(profile, &sa, request, sk));
-}
-
-int aa_sk_perm(const char *op, u32 request, struct sock *sk)
-{
- struct aa_label *label;
- int error;
-
- AA_BUG(!sk);
- AA_BUG(in_interrupt());
-
- /* TODO: switch to begin_current_label ???? */
- label = begin_current_label_crit_section();
- error = aa_label_sk_perm(label, op, request, sk);
- end_current_label_crit_section(label);
-
- return error;
-}
-
-
-int aa_sock_file_perm(struct aa_label *label, const char *op, u32 request,
- struct socket *sock)
-{
- AA_BUG(!label);
- AA_BUG(!sock);
- AA_BUG(!sock->sk);
-
- return aa_label_sk_perm(label, op, request, sock->sk);
-}
diff --git a/security/apparmor/policy_unpack.c b/security/apparmor/policy_unpack.c
index 5a2aec358322..4ede87c30f8b 100644
--- a/security/apparmor/policy_unpack.c
+++ b/security/apparmor/policy_unpack.c
@@ -275,19 +275,6 @@ fail:
return 0;
}
-static bool unpack_u16(struct aa_ext *e, u16 *data, const char *name)
-{
- if (unpack_nameX(e, AA_U16, name)) {
- if (!inbounds(e, sizeof(u16)))
- return 0;
- if (data)
- *data = le16_to_cpu(get_unaligned((__le16 *) e->pos));
- e->pos += sizeof(u16);
- return 1;
- }
- return 0;
-}
-
static bool unpack_u32(struct aa_ext *e, u32 *data, const char *name)
{
if (unpack_nameX(e, AA_U32, name)) {
@@ -597,7 +584,7 @@ static struct aa_profile *unpack_profile(struct aa_ext *e, char **ns_name)
struct aa_profile *profile = NULL;
const char *tmpname, *tmpns = NULL, *name = NULL;
const char *info = "failed to unpack profile";
- size_t size = 0, ns_len;
+ size_t ns_len;
struct rhashtable_params params = { 0 };
char *key = NULL;
struct aa_data *data;
@@ -730,38 +717,6 @@ static struct aa_profile *unpack_profile(struct aa_ext *e, char **ns_name)
goto fail;
}
- size = unpack_array(e, "net_allowed_af");
- if (size) {
-
- for (i = 0; i < size; i++) {
- /* discard extraneous rules that this kernel will
- * never request
- */
- if (i >= AF_MAX) {
- u16 tmp;
-
- if (!unpack_u16(e, &tmp, NULL) ||
- !unpack_u16(e, &tmp, NULL) ||
- !unpack_u16(e, &tmp, NULL))
- goto fail;
- continue;
- }
- if (!unpack_u16(e, &profile->net.allow[i], NULL))
- goto fail;
- if (!unpack_u16(e, &profile->net.audit[i], NULL))
- goto fail;
- if (!unpack_u16(e, &profile->net.quiet[i], NULL))
- goto fail;
- }
- if (!unpack_nameX(e, AA_ARRAYEND, NULL))
- goto fail;
- }
- if (VERSION_LT(e->version, v7)) {
- /* pre v7 policy always allowed these */
- profile->net.allow[AF_UNIX] = 0xffff;
- profile->net.allow[AF_NETLINK] = 0xffff;
- }
-
if (unpack_nameX(e, AA_STRUCT, "policydb")) {
/* generic policy dfa - optional and may be NULL */
info = "failed to unpack policydb";
diff --git a/security/commoncap.c b/security/commoncap.c
index c25e0d27537f..fc46f5b85251 100644
--- a/security/commoncap.c
+++ b/security/commoncap.c
@@ -585,13 +585,14 @@ int get_vfs_caps_from_disk(const struct dentry *dentry, struct cpu_vfs_cap_data
struct vfs_ns_cap_data data, *nscaps = &data;
struct vfs_cap_data *caps = (struct vfs_cap_data *) &data;
kuid_t rootkuid;
- struct user_namespace *fs_ns = inode->i_sb->s_user_ns;
+ struct user_namespace *fs_ns;
memset(cpu_caps, 0, sizeof(struct cpu_vfs_cap_data));
if (!inode)
return -ENODATA;
+ fs_ns = inode->i_sb->s_user_ns;
size = __vfs_getxattr((struct dentry *)dentry, inode,
XATTR_NAME_CAPS, &data, XATTR_CAPS_SZ);
if (size == -ENODATA || size == -EOPNOTSUPP)
diff --git a/security/device_cgroup.c b/security/device_cgroup.c
index 03c1652c9a1f..5ef7e5240563 100644
--- a/security/device_cgroup.c
+++ b/security/device_cgroup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* device_cgroup.c - device cgroup subsystem
*
diff --git a/security/integrity/Makefile b/security/integrity/Makefile
index 8d1f4bf51087..04d6e462b079 100644
--- a/security/integrity/Makefile
+++ b/security/integrity/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for caching inode integrity data (iint)
#
diff --git a/security/integrity/ima/Makefile b/security/integrity/ima/Makefile
index 29f198bde02b..d921dc4f9eb0 100644
--- a/security/integrity/ima/Makefile
+++ b/security/integrity/ima/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for building Trusted Computing Group's(TCG) runtime Integrity
# Measurement Architecture(IMA).
diff --git a/security/keys/Kconfig b/security/keys/Kconfig
index 91eafada3164..6462e6654ccf 100644
--- a/security/keys/Kconfig
+++ b/security/keys/Kconfig
@@ -45,6 +45,7 @@ config BIG_KEYS
bool "Large payload keys"
depends on KEYS
depends on TMPFS
+ select CRYPTO
select CRYPTO_AES
select CRYPTO_GCM
help
diff --git a/security/keys/Makefile b/security/keys/Makefile
index 57dff0c15809..ef1581b337a3 100644
--- a/security/keys/Makefile
+++ b/security/keys/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for key management
#
diff --git a/security/keys/big_key.c b/security/keys/big_key.c
index e607830b6154..929e14978c42 100644
--- a/security/keys/big_key.c
+++ b/security/keys/big_key.c
@@ -247,7 +247,7 @@ void big_key_revoke(struct key *key)
/* clear the quota */
key_payload_reserve(key, 0);
- if (key_is_instantiated(key) &&
+ if (key_is_positive(key) &&
(size_t)key->payload.data[big_key_len] > BIG_KEY_FILE_THRESHOLD)
vfs_truncate(path, 0);
}
@@ -279,7 +279,7 @@ void big_key_describe(const struct key *key, struct seq_file *m)
seq_puts(m, key->description);
- if (key_is_instantiated(key))
+ if (key_is_positive(key))
seq_printf(m, ": %zu [%s]",
datalen,
datalen > BIG_KEY_FILE_THRESHOLD ? "file" : "buff");
diff --git a/security/keys/encrypted-keys/Makefile b/security/keys/encrypted-keys/Makefile
index d6f8433250a5..7a44dce6f69d 100644
--- a/security/keys/encrypted-keys/Makefile
+++ b/security/keys/encrypted-keys/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for encrypted keys
#
diff --git a/security/keys/encrypted-keys/encrypted.c b/security/keys/encrypted-keys/encrypted.c
index 69855ba0d3b3..d92cbf9687c3 100644
--- a/security/keys/encrypted-keys/encrypted.c
+++ b/security/keys/encrypted-keys/encrypted.c
@@ -309,6 +309,13 @@ static struct key *request_user_key(const char *master_desc, const u8 **master_k
down_read(&ukey->sem);
upayload = user_key_payload_locked(ukey);
+ if (!upayload) {
+ /* key was revoked before we acquired its semaphore */
+ up_read(&ukey->sem);
+ key_put(ukey);
+ ukey = ERR_PTR(-EKEYREVOKED);
+ goto error;
+ }
*master_key = upayload->data;
*master_keylen = upayload->datalen;
error:
@@ -847,7 +854,7 @@ static int encrypted_update(struct key *key, struct key_preparsed_payload *prep)
size_t datalen = prep->datalen;
int ret = 0;
- if (test_bit(KEY_FLAG_NEGATIVE, &key->flags))
+ if (key_is_negative(key))
return -ENOKEY;
if (datalen <= 0 || datalen > 32767 || !prep->data)
return -EINVAL;
diff --git a/security/keys/encrypted-keys/encrypted.h b/security/keys/encrypted-keys/encrypted.h
index 47802c0de735..1809995db452 100644
--- a/security/keys/encrypted-keys/encrypted.h
+++ b/security/keys/encrypted-keys/encrypted.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ENCRYPTED_KEY_H
#define __ENCRYPTED_KEY_H
diff --git a/security/keys/gc.c b/security/keys/gc.c
index 87cb260e4890..f01d48cb3de1 100644
--- a/security/keys/gc.c
+++ b/security/keys/gc.c
@@ -129,15 +129,15 @@ static noinline void key_gc_unused_keys(struct list_head *keys)
while (!list_empty(keys)) {
struct key *key =
list_entry(keys->next, struct key, graveyard_link);
+ short state = key->state;
+
list_del(&key->graveyard_link);
kdebug("- %u", key->serial);
key_check(key);
/* Throw away the key data if the key is instantiated */
- if (test_bit(KEY_FLAG_INSTANTIATED, &key->flags) &&
- !test_bit(KEY_FLAG_NEGATIVE, &key->flags) &&
- key->type->destroy)
+ if (state == KEY_IS_POSITIVE && key->type->destroy)
key->type->destroy(key);
security_key_free(key);
@@ -151,7 +151,7 @@ static noinline void key_gc_unused_keys(struct list_head *keys)
}
atomic_dec(&key->user->nkeys);
- if (test_bit(KEY_FLAG_INSTANTIATED, &key->flags))
+ if (state != KEY_IS_UNINSTANTIATED)
atomic_dec(&key->user->nikeys);
key_user_put(key->user);
diff --git a/security/keys/key.c b/security/keys/key.c
index eb914a838840..83bf4b4afd49 100644
--- a/security/keys/key.c
+++ b/security/keys/key.c
@@ -402,6 +402,18 @@ int key_payload_reserve(struct key *key, size_t datalen)
EXPORT_SYMBOL(key_payload_reserve);
/*
+ * Change the key state to being instantiated.
+ */
+static void mark_key_instantiated(struct key *key, int reject_error)
+{
+ /* Commit the payload before setting the state; barrier versus
+ * key_read_state().
+ */
+ smp_store_release(&key->state,
+ (reject_error < 0) ? reject_error : KEY_IS_POSITIVE);
+}
+
+/*
* Instantiate a key and link it into the target keyring atomically. Must be
* called with the target keyring's semaphore writelocked. The target key's
* semaphore need not be locked as instantiation is serialised by
@@ -424,14 +436,14 @@ static int __key_instantiate_and_link(struct key *key,
mutex_lock(&key_construction_mutex);
/* can't instantiate twice */
- if (!test_bit(KEY_FLAG_INSTANTIATED, &key->flags)) {
+ if (key->state == KEY_IS_UNINSTANTIATED) {
/* instantiate the key */
ret = key->type->instantiate(key, prep);
if (ret == 0) {
/* mark the key as being instantiated */
atomic_inc(&key->user->nikeys);
- set_bit(KEY_FLAG_INSTANTIATED, &key->flags);
+ mark_key_instantiated(key, 0);
if (test_and_clear_bit(KEY_FLAG_USER_CONSTRUCT, &key->flags))
awaken = 1;
@@ -577,13 +589,10 @@ int key_reject_and_link(struct key *key,
mutex_lock(&key_construction_mutex);
/* can't instantiate twice */
- if (!test_bit(KEY_FLAG_INSTANTIATED, &key->flags)) {
+ if (key->state == KEY_IS_UNINSTANTIATED) {
/* mark the key as being negatively instantiated */
atomic_inc(&key->user->nikeys);
- key->reject_error = -error;
- smp_wmb();
- set_bit(KEY_FLAG_NEGATIVE, &key->flags);
- set_bit(KEY_FLAG_INSTANTIATED, &key->flags);
+ mark_key_instantiated(key, -error);
now = current_kernel_time();
key->expiry = now.tv_sec + timeout;
key_schedule_gc(key->expiry + key_gc_delay);
@@ -752,8 +761,8 @@ static inline key_ref_t __key_update(key_ref_t key_ref,
ret = key->type->update(key, prep);
if (ret == 0)
- /* updating a negative key instantiates it */
- clear_bit(KEY_FLAG_NEGATIVE, &key->flags);
+ /* Updating a negative key positively instantiates it */
+ mark_key_instantiated(key, 0);
up_write(&key->sem);
@@ -936,6 +945,16 @@ error:
*/
__key_link_end(keyring, &index_key, edit);
+ key = key_ref_to_ptr(key_ref);
+ if (test_bit(KEY_FLAG_USER_CONSTRUCT, &key->flags)) {
+ ret = wait_for_key_construction(key, true);
+ if (ret < 0) {
+ key_ref_put(key_ref);
+ key_ref = ERR_PTR(ret);
+ goto error_free_prep;
+ }
+ }
+
key_ref = __key_update(key_ref, &prep);
goto error_free_prep;
}
@@ -986,8 +1005,8 @@ int key_update(key_ref_t key_ref, const void *payload, size_t plen)
ret = key->type->update(key, &prep);
if (ret == 0)
- /* updating a negative key instantiates it */
- clear_bit(KEY_FLAG_NEGATIVE, &key->flags);
+ /* Updating a negative key positively instantiates it */
+ mark_key_instantiated(key, 0);
up_write(&key->sem);
diff --git a/security/keys/keyctl.c b/security/keys/keyctl.c
index 365ff85d7e27..76d22f726ae4 100644
--- a/security/keys/keyctl.c
+++ b/security/keys/keyctl.c
@@ -766,10 +766,9 @@ long keyctl_read_key(key_serial_t keyid, char __user *buffer, size_t buflen)
key = key_ref_to_ptr(key_ref);
- if (test_bit(KEY_FLAG_NEGATIVE, &key->flags)) {
- ret = -ENOKEY;
- goto error2;
- }
+ ret = key_read_state(key);
+ if (ret < 0)
+ goto error2; /* Negatively instantiated */
/* see if we can read it directly */
ret = key_permission(key_ref, KEY_NEED_READ);
@@ -901,7 +900,7 @@ long keyctl_chown_key(key_serial_t id, uid_t user, gid_t group)
atomic_dec(&key->user->nkeys);
atomic_inc(&newowner->nkeys);
- if (test_bit(KEY_FLAG_INSTANTIATED, &key->flags)) {
+ if (key->state != KEY_IS_UNINSTANTIATED) {
atomic_dec(&key->user->nikeys);
atomic_inc(&newowner->nikeys);
}
diff --git a/security/keys/keyring.c b/security/keys/keyring.c
index 4fa82a8a9c0e..36f842ec87f0 100644
--- a/security/keys/keyring.c
+++ b/security/keys/keyring.c
@@ -414,7 +414,7 @@ static void keyring_describe(const struct key *keyring, struct seq_file *m)
else
seq_puts(m, "[anon]");
- if (key_is_instantiated(keyring)) {
+ if (key_is_positive(keyring)) {
if (keyring->keys.nr_leaves_on_tree != 0)
seq_printf(m, ": %lu", keyring->keys.nr_leaves_on_tree);
else
@@ -459,34 +459,33 @@ static long keyring_read(const struct key *keyring,
char __user *buffer, size_t buflen)
{
struct keyring_read_iterator_context ctx;
- unsigned long nr_keys;
- int ret;
+ long ret;
kenter("{%d},,%zu", key_serial(keyring), buflen);
if (buflen & (sizeof(key_serial_t) - 1))
return -EINVAL;
- nr_keys = keyring->keys.nr_leaves_on_tree;
- if (nr_keys == 0)
- return 0;
-
- /* Calculate how much data we could return */
- if (!buffer || !buflen)
- return nr_keys * sizeof(key_serial_t);
-
- /* Copy the IDs of the subscribed keys into the buffer */
- ctx.buffer = (key_serial_t __user *)buffer;
- ctx.buflen = buflen;
- ctx.count = 0;
- ret = assoc_array_iterate(&keyring->keys, keyring_read_iterator, &ctx);
- if (ret < 0) {
- kleave(" = %d [iterate]", ret);
- return ret;
+ /* Copy as many key IDs as fit into the buffer */
+ if (buffer && buflen) {
+ ctx.buffer = (key_serial_t __user *)buffer;
+ ctx.buflen = buflen;
+ ctx.count = 0;
+ ret = assoc_array_iterate(&keyring->keys,
+ keyring_read_iterator, &ctx);
+ if (ret < 0) {
+ kleave(" = %ld [iterate]", ret);
+ return ret;
+ }
}
- kleave(" = %zu [ok]", ctx.count);
- return ctx.count;
+ /* Return the size of the buffer needed */
+ ret = keyring->keys.nr_leaves_on_tree * sizeof(key_serial_t);
+ if (ret <= buflen)
+ kleave("= %ld [ok]", ret);
+ else
+ kleave("= %ld [buffer too small]", ret);
+ return ret;
}
/*
@@ -553,7 +552,8 @@ static int keyring_search_iterator(const void *object, void *iterator_data)
{
struct keyring_search_context *ctx = iterator_data;
const struct key *key = keyring_ptr_to_key(object);
- unsigned long kflags = key->flags;
+ unsigned long kflags = READ_ONCE(key->flags);
+ short state = READ_ONCE(key->state);
kenter("{%d}", key->serial);
@@ -565,6 +565,8 @@ static int keyring_search_iterator(const void *object, void *iterator_data)
/* skip invalidated, revoked and expired keys */
if (ctx->flags & KEYRING_SEARCH_DO_STATE_CHECK) {
+ time_t expiry = READ_ONCE(key->expiry);
+
if (kflags & ((1 << KEY_FLAG_INVALIDATED) |
(1 << KEY_FLAG_REVOKED))) {
ctx->result = ERR_PTR(-EKEYREVOKED);
@@ -572,7 +574,7 @@ static int keyring_search_iterator(const void *object, void *iterator_data)
goto skipped;
}
- if (key->expiry && ctx->now.tv_sec >= key->expiry) {
+ if (expiry && ctx->now.tv_sec >= expiry) {
if (!(ctx->flags & KEYRING_SEARCH_SKIP_EXPIRED))
ctx->result = ERR_PTR(-EKEYEXPIRED);
kleave(" = %d [expire]", ctx->skipped_ret);
@@ -597,9 +599,8 @@ static int keyring_search_iterator(const void *object, void *iterator_data)
if (ctx->flags & KEYRING_SEARCH_DO_STATE_CHECK) {
/* we set a different error code if we pass a negative key */
- if (kflags & (1 << KEY_FLAG_NEGATIVE)) {
- smp_rmb();
- ctx->result = ERR_PTR(key->reject_error);
+ if (state < 0) {
+ ctx->result = ERR_PTR(state);
kleave(" = %d [neg]", ctx->skipped_ret);
goto skipped;
}
diff --git a/security/keys/permission.c b/security/keys/permission.c
index 732cc0beffdf..a72b4dd70c8a 100644
--- a/security/keys/permission.c
+++ b/security/keys/permission.c
@@ -88,7 +88,8 @@ EXPORT_SYMBOL(key_task_permission);
*/
int key_validate(const struct key *key)
{
- unsigned long flags = key->flags;
+ unsigned long flags = READ_ONCE(key->flags);
+ time_t expiry = READ_ONCE(key->expiry);
if (flags & (1 << KEY_FLAG_INVALIDATED))
return -ENOKEY;
@@ -99,9 +100,9 @@ int key_validate(const struct key *key)
return -EKEYREVOKED;
/* check it hasn't expired */
- if (key->expiry) {
+ if (expiry) {
struct timespec now = current_kernel_time();
- if (now.tv_sec >= key->expiry)
+ if (now.tv_sec >= expiry)
return -EKEYEXPIRED;
}
diff --git a/security/keys/proc.c b/security/keys/proc.c
index de834309d100..6d1fcbba1e09 100644
--- a/security/keys/proc.c
+++ b/security/keys/proc.c
@@ -179,9 +179,12 @@ static int proc_keys_show(struct seq_file *m, void *v)
struct rb_node *_p = v;
struct key *key = rb_entry(_p, struct key, serial_node);
struct timespec now;
+ time_t expiry;
unsigned long timo;
+ unsigned long flags;
key_ref_t key_ref, skey_ref;
char xbuf[16];
+ short state;
int rc;
struct keyring_search_context ctx = {
@@ -217,12 +220,13 @@ static int proc_keys_show(struct seq_file *m, void *v)
rcu_read_lock();
/* come up with a suitable timeout value */
- if (key->expiry == 0) {
+ expiry = READ_ONCE(key->expiry);
+ if (expiry == 0) {
memcpy(xbuf, "perm", 5);
- } else if (now.tv_sec >= key->expiry) {
+ } else if (now.tv_sec >= expiry) {
memcpy(xbuf, "expd", 5);
} else {
- timo = key->expiry - now.tv_sec;
+ timo = expiry - now.tv_sec;
if (timo < 60)
sprintf(xbuf, "%lus", timo);
@@ -236,18 +240,21 @@ static int proc_keys_show(struct seq_file *m, void *v)
sprintf(xbuf, "%luw", timo / (60*60*24*7));
}
-#define showflag(KEY, LETTER, FLAG) \
- (test_bit(FLAG, &(KEY)->flags) ? LETTER : '-')
+ state = key_read_state(key);
+#define showflag(FLAGS, LETTER, FLAG) \
+ ((FLAGS & (1 << FLAG)) ? LETTER : '-')
+
+ flags = READ_ONCE(key->flags);
seq_printf(m, "%08x %c%c%c%c%c%c%c %5d %4s %08x %5d %5d %-9.9s ",
key->serial,
- showflag(key, 'I', KEY_FLAG_INSTANTIATED),
- showflag(key, 'R', KEY_FLAG_REVOKED),
- showflag(key, 'D', KEY_FLAG_DEAD),
- showflag(key, 'Q', KEY_FLAG_IN_QUOTA),
- showflag(key, 'U', KEY_FLAG_USER_CONSTRUCT),
- showflag(key, 'N', KEY_FLAG_NEGATIVE),
- showflag(key, 'i', KEY_FLAG_INVALIDATED),
+ state != KEY_IS_UNINSTANTIATED ? 'I' : '-',
+ showflag(flags, 'R', KEY_FLAG_REVOKED),
+ showflag(flags, 'D', KEY_FLAG_DEAD),
+ showflag(flags, 'Q', KEY_FLAG_IN_QUOTA),
+ showflag(flags, 'U', KEY_FLAG_USER_CONSTRUCT),
+ state < 0 ? 'N' : '-',
+ showflag(flags, 'i', KEY_FLAG_INVALIDATED),
refcount_read(&key->usage),
xbuf,
key->perm,
diff --git a/security/keys/process_keys.c b/security/keys/process_keys.c
index 293d3598153b..740affd65ee9 100644
--- a/security/keys/process_keys.c
+++ b/security/keys/process_keys.c
@@ -730,7 +730,7 @@ try_again:
ret = -EIO;
if (!(lflags & KEY_LOOKUP_PARTIAL) &&
- !test_bit(KEY_FLAG_INSTANTIATED, &key->flags))
+ key_read_state(key) == KEY_IS_UNINSTANTIATED)
goto invalid_key;
/* check the permissions */
diff --git a/security/keys/request_key.c b/security/keys/request_key.c
index 63e63a42db3c..e8036cd0ad54 100644
--- a/security/keys/request_key.c
+++ b/security/keys/request_key.c
@@ -595,10 +595,9 @@ int wait_for_key_construction(struct key *key, bool intr)
intr ? TASK_INTERRUPTIBLE : TASK_UNINTERRUPTIBLE);
if (ret)
return -ERESTARTSYS;
- if (test_bit(KEY_FLAG_NEGATIVE, &key->flags)) {
- smp_rmb();
- return key->reject_error;
- }
+ ret = key_read_state(key);
+ if (ret < 0)
+ return ret;
return key_validate(key);
}
EXPORT_SYMBOL(wait_for_key_construction);
diff --git a/security/keys/request_key_auth.c b/security/keys/request_key_auth.c
index 6ebf1af8fce9..424e1d90412e 100644
--- a/security/keys/request_key_auth.c
+++ b/security/keys/request_key_auth.c
@@ -73,7 +73,7 @@ static void request_key_auth_describe(const struct key *key,
seq_puts(m, "key:");
seq_puts(m, key->description);
- if (key_is_instantiated(key))
+ if (key_is_positive(key))
seq_printf(m, " pid:%d ci:%zu", rka->pid, rka->callout_len);
}
diff --git a/security/keys/trusted.c b/security/keys/trusted.c
index ddfaebf60fc8..98aa89ff7bfd 100644
--- a/security/keys/trusted.c
+++ b/security/keys/trusted.c
@@ -1066,7 +1066,7 @@ static int trusted_update(struct key *key, struct key_preparsed_payload *prep)
char *datablob;
int ret = 0;
- if (test_bit(KEY_FLAG_NEGATIVE, &key->flags))
+ if (key_is_negative(key))
return -ENOKEY;
p = key->payload.data[0];
if (!p->migratable)
@@ -1147,20 +1147,21 @@ static long trusted_read(const struct key *key, char __user *buffer,
p = dereference_key_locked(key);
if (!p)
return -EINVAL;
- if (!buffer || buflen <= 0)
- return 2 * p->blob_len;
- ascii_buf = kmalloc(2 * p->blob_len, GFP_KERNEL);
- if (!ascii_buf)
- return -ENOMEM;
- bufp = ascii_buf;
- for (i = 0; i < p->blob_len; i++)
- bufp = hex_byte_pack(bufp, p->blob[i]);
- if ((copy_to_user(buffer, ascii_buf, 2 * p->blob_len)) != 0) {
+ if (buffer && buflen >= 2 * p->blob_len) {
+ ascii_buf = kmalloc(2 * p->blob_len, GFP_KERNEL);
+ if (!ascii_buf)
+ return -ENOMEM;
+
+ bufp = ascii_buf;
+ for (i = 0; i < p->blob_len; i++)
+ bufp = hex_byte_pack(bufp, p->blob[i]);
+ if (copy_to_user(buffer, ascii_buf, 2 * p->blob_len) != 0) {
+ kzfree(ascii_buf);
+ return -EFAULT;
+ }
kzfree(ascii_buf);
- return -EFAULT;
}
- kzfree(ascii_buf);
return 2 * p->blob_len;
}
diff --git a/security/keys/trusted.h b/security/keys/trusted.h
index ff001a5dcb24..8d5fe9eafb22 100644
--- a/security/keys/trusted.h
+++ b/security/keys/trusted.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __TRUSTED_KEY_H
#define __TRUSTED_KEY_H
diff --git a/security/keys/user_defined.c b/security/keys/user_defined.c
index 3d8c68eba516..9f558bedba23 100644
--- a/security/keys/user_defined.c
+++ b/security/keys/user_defined.c
@@ -114,7 +114,7 @@ int user_update(struct key *key, struct key_preparsed_payload *prep)
/* attach the new data, displacing the old */
key->expiry = prep->expiry;
- if (!test_bit(KEY_FLAG_NEGATIVE, &key->flags))
+ if (key_is_positive(key))
zap = dereference_key_locked(key);
rcu_assign_keypointer(key, prep->payload.data[0]);
prep->payload.data[0] = NULL;
@@ -162,7 +162,7 @@ EXPORT_SYMBOL_GPL(user_destroy);
void user_describe(const struct key *key, struct seq_file *m)
{
seq_puts(m, key->description);
- if (key_is_instantiated(key))
+ if (key_is_positive(key))
seq_printf(m, ": %u", key->datalen);
}
diff --git a/security/min_addr.c b/security/min_addr.c
index f728728f193b..94d2b0cf0e7b 100644
--- a/security/min_addr.c
+++ b/security/min_addr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/mm.h>
#include <linux/security.h>
diff --git a/security/selinux/Makefile b/security/selinux/Makefile
index ff5895ede96f..c7161f8792b2 100644
--- a/security/selinux/Makefile
+++ b/security/selinux/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for building the SELinux module as part of the kernel tree.
#
diff --git a/security/selinux/include/avc.h b/security/selinux/include/avc.h
index a5004e9de11a..57d61cf36500 100644
--- a/security/selinux/include/avc.h
+++ b/security/selinux/include/avc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Access vector cache interface for object managers.
*
diff --git a/security/selinux/include/avc_ss.h b/security/selinux/include/avc_ss.h
index 37d57dadd476..3bcc72769b87 100644
--- a/security/selinux/include/avc_ss.h
+++ b/security/selinux/include/avc_ss.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Access vector cache interface for the security server.
*
diff --git a/security/selinux/include/classmap.h b/security/selinux/include/classmap.h
index 35ffb29a69cb..cc35695d97b4 100644
--- a/security/selinux/include/classmap.h
+++ b/security/selinux/include/classmap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/capability.h>
#define COMMON_FILE_SOCK_PERMS "ioctl", "read", "write", "create", \
diff --git a/security/selinux/include/initial_sid_to_string.h b/security/selinux/include/initial_sid_to_string.h
index a59b64e3fd02..4f93f697f71c 100644
--- a/security/selinux/include/initial_sid_to_string.h
+++ b/security/selinux/include/initial_sid_to_string.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* This file is automatically generated. Do not edit. */
static const char *initial_sid_to_string[] =
{
diff --git a/security/selinux/include/security.h b/security/selinux/include/security.h
index 28dfb2f93e4d..02f0412d42f2 100644
--- a/security/selinux/include/security.h
+++ b/security/selinux/include/security.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Security server interface.
*
diff --git a/security/selinux/include/xfrm.h b/security/selinux/include/xfrm.h
index 36a7ce9e11ff..1f173a7a4daa 100644
--- a/security/selinux/include/xfrm.h
+++ b/security/selinux/include/xfrm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* SELinux support for the XFRM LSM hooks
*
diff --git a/security/selinux/ss/constraint.h b/security/selinux/ss/constraint.h
index 33ae2aec4f36..4e563be9ef5f 100644
--- a/security/selinux/ss/constraint.h
+++ b/security/selinux/ss/constraint.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* A constraint is a condition that must be satisfied in
* order for one or more permissions to be granted.
diff --git a/security/selinux/ss/context.h b/security/selinux/ss/context.h
index a2c0f37c42ae..2260c44a568c 100644
--- a/security/selinux/ss/context.h
+++ b/security/selinux/ss/context.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* A security context is a set of security attributes
* associated with each subject and object controlled
diff --git a/security/selinux/ss/ebitmap.c b/security/selinux/ss/ebitmap.c
index fc28149a4f2e..b6a78b09235c 100644
--- a/security/selinux/ss/ebitmap.c
+++ b/security/selinux/ss/ebitmap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Implementation of the extensible bitmap type.
*
diff --git a/security/selinux/ss/ebitmap.h b/security/selinux/ss/ebitmap.h
index da1325dda550..edf4fa39c60a 100644
--- a/security/selinux/ss/ebitmap.h
+++ b/security/selinux/ss/ebitmap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* An extensible bitmap is a bitmap that supports an
* arbitrary number of bits. Extensible bitmaps are
diff --git a/security/selinux/ss/hashtab.c b/security/selinux/ss/hashtab.c
index 686c3917064c..6bd6dcd954fa 100644
--- a/security/selinux/ss/hashtab.c
+++ b/security/selinux/ss/hashtab.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Implementation of the hash table type.
*
diff --git a/security/selinux/ss/hashtab.h b/security/selinux/ss/hashtab.h
index 009fb5e06172..3e3e42bfd150 100644
--- a/security/selinux/ss/hashtab.h
+++ b/security/selinux/ss/hashtab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* A hash table (hashtab) maintains associations between
* key values and datum values. The type of the key values
diff --git a/security/selinux/ss/mls.c b/security/selinux/ss/mls.c
index d9dc34f4fade..ad982ce8bfa4 100644
--- a/security/selinux/ss/mls.c
+++ b/security/selinux/ss/mls.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Implementation of the multi-level security (MLS) policy.
*
diff --git a/security/selinux/ss/mls.h b/security/selinux/ss/mls.h
index 0f0a1d65b2ce..131d76266ea5 100644
--- a/security/selinux/ss/mls.h
+++ b/security/selinux/ss/mls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Multi-level security (MLS) policy operations.
*
diff --git a/security/selinux/ss/mls_types.h b/security/selinux/ss/mls_types.h
index 47f3702cd596..068e0d7809db 100644
--- a/security/selinux/ss/mls_types.h
+++ b/security/selinux/ss/mls_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Type definitions for the multi-level security (MLS) policy.
*
diff --git a/security/selinux/ss/services.h b/security/selinux/ss/services.h
index 3d9fa9556b4f..356bdd36cf6d 100644
--- a/security/selinux/ss/services.h
+++ b/security/selinux/ss/services.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Implementation of the security services.
*
diff --git a/security/selinux/ss/sidtab.c b/security/selinux/ss/sidtab.c
index 6ae08efc5ae7..5be31b7af225 100644
--- a/security/selinux/ss/sidtab.c
+++ b/security/selinux/ss/sidtab.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Implementation of the SID table type.
*
diff --git a/security/selinux/ss/sidtab.h b/security/selinux/ss/sidtab.h
index de5d0ea583d2..a1a1d2617b6f 100644
--- a/security/selinux/ss/sidtab.h
+++ b/security/selinux/ss/sidtab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* A security identifier table (sidtab) is a hash table
* of security context structures indexed by SID value.
diff --git a/security/selinux/ss/symtab.c b/security/selinux/ss/symtab.c
index d1a6745849a7..dc2ce94165d3 100644
--- a/security/selinux/ss/symtab.c
+++ b/security/selinux/ss/symtab.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Implementation of the symbol table type.
*
diff --git a/security/selinux/ss/symtab.h b/security/selinux/ss/symtab.h
index 0bc12d587d3a..d75fcafe7281 100644
--- a/security/selinux/ss/symtab.h
+++ b/security/selinux/ss/symtab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* A symbol table (symtab) maintains associations between symbol
* strings and datum values. The type of the datum values
diff --git a/security/tomoyo/Makefile b/security/tomoyo/Makefile
index 65dbcb2fd850..b7c6a7ffc058 100644
--- a/security/tomoyo/Makefile
+++ b/security/tomoyo/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y = audit.o common.o condition.o domain.o environ.o file.o gc.o group.o load_policy.o memory.o mount.o network.o realpath.o securityfs_if.o tomoyo.o util.o
targets += builtin-policy.h
diff --git a/security/tomoyo/audit.c b/security/tomoyo/audit.c
index 3ffa4f5509d8..d330b060dcff 100644
--- a/security/tomoyo/audit.c
+++ b/security/tomoyo/audit.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* security/tomoyo/audit.c
*
diff --git a/security/tomoyo/common.c b/security/tomoyo/common.c
index e0fb75052550..21691b99e61f 100644
--- a/security/tomoyo/common.c
+++ b/security/tomoyo/common.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* security/tomoyo/common.c
*
diff --git a/security/tomoyo/common.h b/security/tomoyo/common.h
index 361e7a284699..e4097d7994b1 100644
--- a/security/tomoyo/common.h
+++ b/security/tomoyo/common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* security/tomoyo/common.h
*
diff --git a/security/tomoyo/condition.c b/security/tomoyo/condition.c
index 6c4528d4b48f..8d0e1b9c9c57 100644
--- a/security/tomoyo/condition.c
+++ b/security/tomoyo/condition.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* security/tomoyo/condition.c
*
diff --git a/security/tomoyo/domain.c b/security/tomoyo/domain.c
index 00d223e9fb37..f6758dad981f 100644
--- a/security/tomoyo/domain.c
+++ b/security/tomoyo/domain.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* security/tomoyo/domain.c
*
diff --git a/security/tomoyo/environ.c b/security/tomoyo/environ.c
index ad4c6e18a437..7f0a471f19b2 100644
--- a/security/tomoyo/environ.c
+++ b/security/tomoyo/environ.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* security/tomoyo/environ.c
*
diff --git a/security/tomoyo/file.c b/security/tomoyo/file.c
index 223f21ffa632..2a374b4da8f5 100644
--- a/security/tomoyo/file.c
+++ b/security/tomoyo/file.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* security/tomoyo/file.c
*
diff --git a/security/tomoyo/gc.c b/security/tomoyo/gc.c
index 540bc29e1b5a..e22bea811c57 100644
--- a/security/tomoyo/gc.c
+++ b/security/tomoyo/gc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* security/tomoyo/gc.c
*
diff --git a/security/tomoyo/group.c b/security/tomoyo/group.c
index 944ad77d8fba..21b0cc3a7e1a 100644
--- a/security/tomoyo/group.c
+++ b/security/tomoyo/group.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* security/tomoyo/group.c
*
diff --git a/security/tomoyo/load_policy.c b/security/tomoyo/load_policy.c
index 078fac0bb4c5..81b951652051 100644
--- a/security/tomoyo/load_policy.c
+++ b/security/tomoyo/load_policy.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* security/tomoyo/load_policy.c
*
diff --git a/security/tomoyo/memory.c b/security/tomoyo/memory.c
index 1598b559ac42..12477e0b0a11 100644
--- a/security/tomoyo/memory.c
+++ b/security/tomoyo/memory.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* security/tomoyo/memory.c
*
diff --git a/security/tomoyo/mount.c b/security/tomoyo/mount.c
index 14b53fb2a0cf..807fd91dbb54 100644
--- a/security/tomoyo/mount.c
+++ b/security/tomoyo/mount.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* security/tomoyo/mount.c
*
diff --git a/security/tomoyo/network.c b/security/tomoyo/network.c
index 6c02ac478247..cd6932e5225c 100644
--- a/security/tomoyo/network.c
+++ b/security/tomoyo/network.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* security/tomoyo/network.c
*
diff --git a/security/tomoyo/realpath.c b/security/tomoyo/realpath.c
index a97b275ca3af..6ff8c21e4fff 100644
--- a/security/tomoyo/realpath.c
+++ b/security/tomoyo/realpath.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* security/tomoyo/realpath.c
*
diff --git a/security/tomoyo/securityfs_if.c b/security/tomoyo/securityfs_if.c
index 06ab41b1ff28..49393c2a3f8b 100644
--- a/security/tomoyo/securityfs_if.c
+++ b/security/tomoyo/securityfs_if.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* security/tomoyo/securityfs_if.c
*
diff --git a/security/tomoyo/tomoyo.c b/security/tomoyo/tomoyo.c
index d25b705360e0..213b8c593668 100644
--- a/security/tomoyo/tomoyo.c
+++ b/security/tomoyo/tomoyo.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* security/tomoyo/tomoyo.c
*
diff --git a/security/tomoyo/util.c b/security/tomoyo/util.c
index 848317fea704..580b318910f1 100644
--- a/security/tomoyo/util.c
+++ b/security/tomoyo/util.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* security/tomoyo/util.c
*
diff --git a/sound/Makefile b/sound/Makefile
index 6de45d2c32f7..f2d1d093bcdc 100644
--- a/sound/Makefile
+++ b/sound/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for the Linux sound card driver
#
diff --git a/sound/aoa/codecs/Makefile b/sound/aoa/codecs/Makefile
index c3ee77fc4b2d..95f4c3849d55 100644
--- a/sound/aoa/codecs/Makefile
+++ b/sound/aoa/codecs/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
snd-aoa-codec-onyx-objs := onyx.o
snd-aoa-codec-tas-objs := tas.o
snd-aoa-codec-toonie-objs := toonie.o
diff --git a/sound/aoa/codecs/tas-basstreble.h b/sound/aoa/codecs/tas-basstreble.h
index 69b61136fd54..770935af66af 100644
--- a/sound/aoa/codecs/tas-basstreble.h
+++ b/sound/aoa/codecs/tas-basstreble.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This file is only included exactly once!
*
diff --git a/sound/aoa/codecs/tas-gain-table.h b/sound/aoa/codecs/tas-gain-table.h
index 4cfa6757715e..77b8e7dc55fd 100644
--- a/sound/aoa/codecs/tas-gain-table.h
+++ b/sound/aoa/codecs/tas-gain-table.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
This is the program used to generate below table.
diff --git a/sound/aoa/core/Makefile b/sound/aoa/core/Makefile
index a1596e88c718..056d69683b1e 100644
--- a/sound/aoa/core/Makefile
+++ b/sound/aoa/core/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_SND_AOA) += snd-aoa.o
snd-aoa-objs := core.o \
alsa.o \
diff --git a/sound/aoa/soundbus/sysfs.c b/sound/aoa/soundbus/sysfs.c
index 5b2d51d99768..81da020bddef 100644
--- a/sound/aoa/soundbus/sysfs.c
+++ b/sound/aoa/soundbus/sysfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/stat.h>
/* FIX UP */
diff --git a/sound/arm/Makefile b/sound/arm/Makefile
index 8c0c851d4641..e10d5b169565 100644
--- a/sound/arm/Makefile
+++ b/sound/arm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for ALSA
#
diff --git a/sound/core/Makefile b/sound/core/Makefile
index e2066e2ef9f8..ee4a4a6b99ba 100644
--- a/sound/core/Makefile
+++ b/sound/core/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for ALSA
# Copyright (c) 1999,2001 by Jaroslav Kysela <perex@perex.cz>
diff --git a/sound/core/oss/Makefile b/sound/core/oss/Makefile
index 10a79453245f..ae25edcc3b42 100644
--- a/sound/core/oss/Makefile
+++ b/sound/core/oss/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for ALSA
# Copyright (c) 1999 by Jaroslav Kysela <perex@perex.cz>
diff --git a/sound/core/pcm_param_trace.h b/sound/core/pcm_param_trace.h
index 86c8d658a25c..08abba3133ab 100644
--- a/sound/core/pcm_param_trace.h
+++ b/sound/core/pcm_param_trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM snd_pcm
diff --git a/sound/core/pcm_trace.h b/sound/core/pcm_trace.h
index 3ddec1b8ae46..f18da2050772 100644
--- a/sound/core/pcm_trace.h
+++ b/sound/core/pcm_trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM snd_pcm
#define TRACE_INCLUDE_FILE pcm_trace
diff --git a/sound/core/seq/Makefile b/sound/core/seq/Makefile
index 68fd367ac39c..3a2177a7e50c 100644
--- a/sound/core/seq/Makefile
+++ b/sound/core/seq/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for ALSA
# Copyright (c) 1999 by Jaroslav Kysela <perex@perex.cz>
diff --git a/sound/core/seq/seq_clientmgr.c b/sound/core/seq/seq_clientmgr.c
index ea2d0ae85bd3..d10c780dfd54 100644
--- a/sound/core/seq/seq_clientmgr.c
+++ b/sound/core/seq/seq_clientmgr.c
@@ -663,7 +663,7 @@ static int deliver_to_subscribers(struct snd_seq_client *client,
if (atomic)
read_lock(&grp->list_lock);
else
- down_read(&grp->list_mutex);
+ down_read_nested(&grp->list_mutex, hop);
list_for_each_entry(subs, &grp->list_head, src_list) {
/* both ports ready? */
if (atomic_read(&subs->ref_count) != 2)
@@ -1259,6 +1259,7 @@ static int snd_seq_ioctl_create_port(struct snd_seq_client *client, void *arg)
struct snd_seq_port_info *info = arg;
struct snd_seq_client_port *port;
struct snd_seq_port_callback *callback;
+ int port_idx;
/* it is not allowed to create the port for an another client */
if (info->addr.client != client->number)
@@ -1269,7 +1270,9 @@ static int snd_seq_ioctl_create_port(struct snd_seq_client *client, void *arg)
return -ENOMEM;
if (client->type == USER_CLIENT && info->kernel) {
- snd_seq_delete_port(client, port->addr.port);
+ port_idx = port->addr.port;
+ snd_seq_port_unlock(port);
+ snd_seq_delete_port(client, port_idx);
return -EINVAL;
}
if (client->type == KERNEL_CLIENT) {
@@ -1290,6 +1293,7 @@ static int snd_seq_ioctl_create_port(struct snd_seq_client *client, void *arg)
snd_seq_set_port_info(port, info);
snd_seq_system_client_ev_port_start(port->addr.client, port->addr.port);
+ snd_seq_port_unlock(port);
return 0;
}
diff --git a/sound/core/seq/seq_lock.c b/sound/core/seq/seq_lock.c
index 0ff7926a5a69..cda64b489e42 100644
--- a/sound/core/seq/seq_lock.c
+++ b/sound/core/seq/seq_lock.c
@@ -23,8 +23,6 @@
#include <sound/core.h>
#include "seq_lock.h"
-#if defined(CONFIG_SMP) || defined(CONFIG_SND_DEBUG)
-
/* wait until all locks are released */
void snd_use_lock_sync_helper(snd_use_lock_t *lockp, const char *file, int line)
{
@@ -41,5 +39,3 @@ void snd_use_lock_sync_helper(snd_use_lock_t *lockp, const char *file, int line)
}
}
EXPORT_SYMBOL(snd_use_lock_sync_helper);
-
-#endif
diff --git a/sound/core/seq/seq_lock.h b/sound/core/seq/seq_lock.h
index 54044bc2c9ef..a973860ebcd0 100644
--- a/sound/core/seq/seq_lock.h
+++ b/sound/core/seq/seq_lock.h
@@ -1,10 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SND_SEQ_LOCK_H
#define __SND_SEQ_LOCK_H
#include <linux/sched.h>
-#if defined(CONFIG_SMP) || defined(CONFIG_SND_DEBUG)
-
typedef atomic_t snd_use_lock_t;
/* initialize lock */
@@ -20,14 +19,4 @@ typedef atomic_t snd_use_lock_t;
void snd_use_lock_sync_helper(snd_use_lock_t *lock, const char *file, int line);
#define snd_use_lock_sync(lockp) snd_use_lock_sync_helper(lockp, __BASE_FILE__, __LINE__)
-#else /* SMP || CONFIG_SND_DEBUG */
-
-typedef spinlock_t snd_use_lock_t; /* dummy */
-#define snd_use_lock_init(lockp) /**/
-#define snd_use_lock_use(lockp) /**/
-#define snd_use_lock_free(lockp) /**/
-#define snd_use_lock_sync(lockp) /**/
-
-#endif /* SMP || CONFIG_SND_DEBUG */
-
#endif /* __SND_SEQ_LOCK_H */
diff --git a/sound/core/seq/seq_ports.c b/sound/core/seq/seq_ports.c
index 0a7020c82bfc..d21ece9f8d73 100644
--- a/sound/core/seq/seq_ports.c
+++ b/sound/core/seq/seq_ports.c
@@ -122,7 +122,9 @@ static void port_subs_info_init(struct snd_seq_port_subs_info *grp)
}
-/* create a port, port number is returned (-1 on failure) */
+/* create a port, port number is returned (-1 on failure);
+ * the caller needs to unref the port via snd_seq_port_unlock() appropriately
+ */
struct snd_seq_client_port *snd_seq_create_port(struct snd_seq_client *client,
int port)
{
@@ -151,6 +153,7 @@ struct snd_seq_client_port *snd_seq_create_port(struct snd_seq_client *client,
snd_use_lock_init(&new_port->use_lock);
port_subs_info_init(&new_port->c_src);
port_subs_info_init(&new_port->c_dest);
+ snd_use_lock_use(&new_port->use_lock);
num = port >= 0 ? port : 0;
mutex_lock(&client->ports_mutex);
@@ -165,9 +168,9 @@ struct snd_seq_client_port *snd_seq_create_port(struct snd_seq_client *client,
list_add_tail(&new_port->list, &p->list);
client->num_ports++;
new_port->addr.port = num; /* store the port number in the port */
+ sprintf(new_port->name, "port-%d", num);
write_unlock_irqrestore(&client->ports_lock, flags);
mutex_unlock(&client->ports_mutex);
- sprintf(new_port->name, "port-%d", num);
return new_port;
}
diff --git a/sound/core/seq/seq_virmidi.c b/sound/core/seq/seq_virmidi.c
index 8d93a4021c78..f48a4cd24ffc 100644
--- a/sound/core/seq/seq_virmidi.c
+++ b/sound/core/seq/seq_virmidi.c
@@ -77,13 +77,17 @@ static void snd_virmidi_init_event(struct snd_virmidi *vmidi,
* decode input event and put to read buffer of each opened file
*/
static int snd_virmidi_dev_receive_event(struct snd_virmidi_dev *rdev,
- struct snd_seq_event *ev)
+ struct snd_seq_event *ev,
+ bool atomic)
{
struct snd_virmidi *vmidi;
unsigned char msg[4];
int len;
- read_lock(&rdev->filelist_lock);
+ if (atomic)
+ read_lock(&rdev->filelist_lock);
+ else
+ down_read(&rdev->filelist_sem);
list_for_each_entry(vmidi, &rdev->filelist, list) {
if (!vmidi->trigger)
continue;
@@ -97,7 +101,10 @@ static int snd_virmidi_dev_receive_event(struct snd_virmidi_dev *rdev,
snd_rawmidi_receive(vmidi->substream, msg, len);
}
}
- read_unlock(&rdev->filelist_lock);
+ if (atomic)
+ read_unlock(&rdev->filelist_lock);
+ else
+ up_read(&rdev->filelist_sem);
return 0;
}
@@ -115,7 +122,7 @@ int snd_virmidi_receive(struct snd_rawmidi *rmidi, struct snd_seq_event *ev)
struct snd_virmidi_dev *rdev;
rdev = rmidi->private_data;
- return snd_virmidi_dev_receive_event(rdev, ev);
+ return snd_virmidi_dev_receive_event(rdev, ev, true);
}
#endif /* 0 */
@@ -130,7 +137,7 @@ static int snd_virmidi_event_input(struct snd_seq_event *ev, int direct,
rdev = private_data;
if (!(rdev->flags & SNDRV_VIRMIDI_USE))
return 0; /* ignored */
- return snd_virmidi_dev_receive_event(rdev, ev);
+ return snd_virmidi_dev_receive_event(rdev, ev, atomic);
}
/*
@@ -209,7 +216,6 @@ static int snd_virmidi_input_open(struct snd_rawmidi_substream *substream)
struct snd_virmidi_dev *rdev = substream->rmidi->private_data;
struct snd_rawmidi_runtime *runtime = substream->runtime;
struct snd_virmidi *vmidi;
- unsigned long flags;
vmidi = kzalloc(sizeof(*vmidi), GFP_KERNEL);
if (vmidi == NULL)
@@ -223,9 +229,11 @@ static int snd_virmidi_input_open(struct snd_rawmidi_substream *substream)
vmidi->client = rdev->client;
vmidi->port = rdev->port;
runtime->private_data = vmidi;
- write_lock_irqsave(&rdev->filelist_lock, flags);
+ down_write(&rdev->filelist_sem);
+ write_lock_irq(&rdev->filelist_lock);
list_add_tail(&vmidi->list, &rdev->filelist);
- write_unlock_irqrestore(&rdev->filelist_lock, flags);
+ write_unlock_irq(&rdev->filelist_lock);
+ up_write(&rdev->filelist_sem);
vmidi->rdev = rdev;
return 0;
}
@@ -264,9 +272,11 @@ static int snd_virmidi_input_close(struct snd_rawmidi_substream *substream)
struct snd_virmidi_dev *rdev = substream->rmidi->private_data;
struct snd_virmidi *vmidi = substream->runtime->private_data;
+ down_write(&rdev->filelist_sem);
write_lock_irq(&rdev->filelist_lock);
list_del(&vmidi->list);
write_unlock_irq(&rdev->filelist_lock);
+ up_write(&rdev->filelist_sem);
snd_midi_event_free(vmidi->parser);
substream->runtime->private_data = NULL;
kfree(vmidi);
@@ -520,6 +530,7 @@ int snd_virmidi_new(struct snd_card *card, int device, struct snd_rawmidi **rrmi
rdev->rmidi = rmidi;
rdev->device = device;
rdev->client = -1;
+ init_rwsem(&rdev->filelist_sem);
rwlock_init(&rdev->filelist_lock);
INIT_LIST_HEAD(&rdev->filelist);
rdev->seq_mode = SNDRV_VIRMIDI_SEQ_DISPATCH;
diff --git a/sound/core/timer_compat.c b/sound/core/timer_compat.c
index 6a437eb66115..59127b6ef39e 100644
--- a/sound/core/timer_compat.c
+++ b/sound/core/timer_compat.c
@@ -133,7 +133,8 @@ enum {
#endif /* CONFIG_X86_X32 */
};
-static long snd_timer_user_ioctl_compat(struct file *file, unsigned int cmd, unsigned long arg)
+static long __snd_timer_user_ioctl_compat(struct file *file, unsigned int cmd,
+ unsigned long arg)
{
void __user *argp = compat_ptr(arg);
@@ -153,7 +154,7 @@ static long snd_timer_user_ioctl_compat(struct file *file, unsigned int cmd, uns
case SNDRV_TIMER_IOCTL_PAUSE:
case SNDRV_TIMER_IOCTL_PAUSE_OLD:
case SNDRV_TIMER_IOCTL_NEXT_DEVICE:
- return snd_timer_user_ioctl(file, cmd, (unsigned long)argp);
+ return __snd_timer_user_ioctl(file, cmd, (unsigned long)argp);
case SNDRV_TIMER_IOCTL_GPARAMS32:
return snd_timer_user_gparams_compat(file, argp);
case SNDRV_TIMER_IOCTL_INFO32:
@@ -167,3 +168,15 @@ static long snd_timer_user_ioctl_compat(struct file *file, unsigned int cmd, uns
}
return -ENOIOCTLCMD;
}
+
+static long snd_timer_user_ioctl_compat(struct file *file, unsigned int cmd,
+ unsigned long arg)
+{
+ struct snd_timer_user *tu = file->private_data;
+ long ret;
+
+ mutex_lock(&tu->ioctl_lock);
+ ret = __snd_timer_user_ioctl_compat(file, cmd, arg);
+ mutex_unlock(&tu->ioctl_lock);
+ return ret;
+}
diff --git a/sound/core/vmaster.c b/sound/core/vmaster.c
index 6c58e6f73a01..e43af18d4383 100644
--- a/sound/core/vmaster.c
+++ b/sound/core/vmaster.c
@@ -484,3 +484,34 @@ void snd_ctl_sync_vmaster(struct snd_kcontrol *kcontrol, bool hook_only)
master->hook(master->hook_private_data, master->val);
}
EXPORT_SYMBOL_GPL(snd_ctl_sync_vmaster);
+
+/**
+ * snd_ctl_apply_vmaster_slaves - Apply function to each vmaster slave
+ * @kctl: vmaster kctl element
+ * @func: function to apply
+ * @arg: optional function argument
+ *
+ * Apply the function @func to each slave kctl of the given vmaster kctl.
+ * Returns 0 if successful, or a negative error code.
+ */
+int snd_ctl_apply_vmaster_slaves(struct snd_kcontrol *kctl,
+ int (*func)(struct snd_kcontrol *, void *),
+ void *arg)
+{
+ struct link_master *master;
+ struct link_slave *slave;
+ int err;
+
+ master = snd_kcontrol_chip(kctl);
+ err = master_init(master);
+ if (err < 0)
+ return err;
+ list_for_each_entry(slave, &master->slaves, list) {
+ err = func(&slave->slave, arg);
+ if (err < 0)
+ return err;
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(snd_ctl_apply_vmaster_slaves);
diff --git a/sound/drivers/Makefile b/sound/drivers/Makefile
index 1a8440c8b138..615558a281c8 100644
--- a/sound/drivers/Makefile
+++ b/sound/drivers/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for ALSA
# Copyright (c) 2001 by Jaroslav Kysela <perex@perex.cz>
diff --git a/sound/drivers/opl3/Makefile b/sound/drivers/opl3/Makefile
index d72b1e7b51c4..83bca9f1fbdf 100644
--- a/sound/drivers/opl3/Makefile
+++ b/sound/drivers/opl3/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for ALSA
# Copyright (c) 2001 by Jaroslav Kysela <perex@perex.cz>
diff --git a/sound/drivers/opl4/Makefile b/sound/drivers/opl4/Makefile
index c8eaa433d71a..6e86a4092b4c 100644
--- a/sound/drivers/opl4/Makefile
+++ b/sound/drivers/opl4/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for ALSA
# Copyright (c) 2001 by Jaroslav Kysela <perex@perex.cz>
diff --git a/sound/drivers/pcsp/pcsp.h b/sound/drivers/pcsp/pcsp.h
index fc7a2dc410a1..036ad3c99a43 100644
--- a/sound/drivers/pcsp/pcsp.h
+++ b/sound/drivers/pcsp/pcsp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* PC-Speaker driver for Linux
*
diff --git a/sound/drivers/pcsp/pcsp_input.h b/sound/drivers/pcsp/pcsp_input.h
index d692749b8c9b..e80079b38a56 100644
--- a/sound/drivers/pcsp/pcsp_input.h
+++ b/sound/drivers/pcsp/pcsp_input.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* PC-Speaker driver for Linux
*
diff --git a/sound/drivers/pcsp/pcsp_lib.c b/sound/drivers/pcsp/pcsp_lib.c
index 2f5a35f38ce1..8f0f05bbc081 100644
--- a/sound/drivers/pcsp/pcsp_lib.c
+++ b/sound/drivers/pcsp/pcsp_lib.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* PC-Speaker driver for Linux
*
diff --git a/sound/drivers/pcsp/pcsp_mixer.c b/sound/drivers/pcsp/pcsp_mixer.c
index f1e1defc09b1..be2990451bcd 100644
--- a/sound/drivers/pcsp/pcsp_mixer.c
+++ b/sound/drivers/pcsp/pcsp_mixer.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* PC-Speaker driver for Linux
*
diff --git a/sound/firewire/Makefile b/sound/firewire/Makefile
index 1b98fa3fa3d4..44a7b510b75b 100644
--- a/sound/firewire/Makefile
+++ b/sound/firewire/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# To find a header included by define_trace.h.
CFLAGS_amdtp-stream.o := -I$(src)
diff --git a/sound/firewire/amdtp-am824.h b/sound/firewire/amdtp-am824.h
index b56e61fc997d..06d280783581 100644
--- a/sound/firewire/amdtp-am824.h
+++ b/sound/firewire/amdtp-am824.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef SOUND_FIREWIRE_AMDTP_AM824_H_INCLUDED
#define SOUND_FIREWIRE_AMDTP_AM824_H_INCLUDED
diff --git a/sound/firewire/amdtp-stream.h b/sound/firewire/amdtp-stream.h
index ed6eafd10992..a608dae83348 100644
--- a/sound/firewire/amdtp-stream.h
+++ b/sound/firewire/amdtp-stream.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef SOUND_FIREWIRE_AMDTP_H_INCLUDED
#define SOUND_FIREWIRE_AMDTP_H_INCLUDED
diff --git a/sound/firewire/bebob/Makefile b/sound/firewire/bebob/Makefile
index dd454867240d..14bc84c51ef5 100644
--- a/sound/firewire/bebob/Makefile
+++ b/sound/firewire/bebob/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
snd-bebob-objs := bebob_command.o bebob_stream.o bebob_proc.o bebob_midi.o \
bebob_pcm.o bebob_hwdep.o bebob_terratec.o \
bebob_yamaha_terratec.o bebob_focusrite.o bebob_maudio.o \
diff --git a/sound/firewire/cmp.h b/sound/firewire/cmp.h
index ebcb48484fca..b60b415caa8f 100644
--- a/sound/firewire/cmp.h
+++ b/sound/firewire/cmp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef SOUND_FIREWIRE_CMP_H_INCLUDED
#define SOUND_FIREWIRE_CMP_H_INCLUDED
diff --git a/sound/firewire/dice/dice-interface.h b/sound/firewire/dice/dice-interface.h
index 47f2c0a6f5d9..15a484b05298 100644
--- a/sound/firewire/dice/dice-interface.h
+++ b/sound/firewire/dice/dice-interface.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef SOUND_FIREWIRE_DICE_INTERFACE_H_INCLUDED
#define SOUND_FIREWIRE_DICE_INTERFACE_H_INCLUDED
diff --git a/sound/firewire/fcp.h b/sound/firewire/fcp.h
index 63ae4f7ce3af..512f7c40903a 100644
--- a/sound/firewire/fcp.h
+++ b/sound/firewire/fcp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef SOUND_FIREWIRE_FCP_H_INCLUDED
#define SOUND_FIREWIRE_FCP_H_INCLUDED
diff --git a/sound/firewire/iso-resources.h b/sound/firewire/iso-resources.h
index 5a9af7c61657..34f85e9e8830 100644
--- a/sound/firewire/iso-resources.h
+++ b/sound/firewire/iso-resources.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef SOUND_FIREWIRE_ISO_RESOURCES_H_INCLUDED
#define SOUND_FIREWIRE_ISO_RESOURCES_H_INCLUDED
diff --git a/sound/firewire/lib.h b/sound/firewire/lib.h
index eef70922ed89..dc815dc3933e 100644
--- a/sound/firewire/lib.h
+++ b/sound/firewire/lib.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef SOUND_FIREWIRE_LIB_H_INCLUDED
#define SOUND_FIREWIRE_LIB_H_INCLUDED
diff --git a/sound/firewire/motu/Makefile b/sound/firewire/motu/Makefile
index 728f586e754b..7c502d35103c 100644
--- a/sound/firewire/motu/Makefile
+++ b/sound/firewire/motu/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
CFLAGS_amdtp-motu.o := -I$(src)
snd-firewire-motu-objs := motu.o amdtp-motu.o motu-transaction.o motu-stream.o \
diff --git a/sound/firewire/packets-buffer.h b/sound/firewire/packets-buffer.h
index 6513c5cb6ea9..99e963c271e1 100644
--- a/sound/firewire/packets-buffer.h
+++ b/sound/firewire/packets-buffer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef SOUND_FIREWIRE_PACKETS_BUFFER_H_INCLUDED
#define SOUND_FIREWIRE_PACKETS_BUFFER_H_INCLUDED
diff --git a/sound/hda/Makefile b/sound/hda/Makefile
index 3b9bedee2fa4..e4e726f2ce98 100644
--- a/sound/hda/Makefile
+++ b/sound/hda/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
snd-hda-core-objs := hda_bus_type.o hdac_bus.o hdac_device.o hdac_sysfs.o \
hdac_regmap.o hdac_controller.o hdac_stream.o array.o hdmi_chmap.o
diff --git a/sound/hda/hdac_controller.c b/sound/hda/hdac_controller.c
index 978dc1801b3a..f6d2985b2520 100644
--- a/sound/hda/hdac_controller.c
+++ b/sound/hda/hdac_controller.c
@@ -284,6 +284,11 @@ int snd_hdac_bus_parse_capabilities(struct hdac_bus *bus)
dev_dbg(bus->dev, "HDA capability ID: 0x%x\n",
(cur_cap & AZX_CAP_HDR_ID_MASK) >> AZX_CAP_HDR_ID_OFF);
+ if (cur_cap == -1) {
+ dev_dbg(bus->dev, "Invalid capability reg read\n");
+ break;
+ }
+
switch ((cur_cap & AZX_CAP_HDR_ID_MASK) >> AZX_CAP_HDR_ID_OFF) {
case AZX_ML_CAP_ID:
dev_dbg(bus->dev, "Found ML capability\n");
diff --git a/sound/hda/hdac_sysfs.c b/sound/hda/hdac_sysfs.c
index 42d61bf41969..3c2d45ee6ab8 100644
--- a/sound/hda/hdac_sysfs.c
+++ b/sound/hda/hdac_sysfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* sysfs support for HD-audio core device
*/
diff --git a/sound/hda/local.h b/sound/hda/local.h
index 0d5bb159d538..7258fa8ce268 100644
--- a/sound/hda/local.h
+++ b/sound/hda/local.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Local helper macros and functions for HD-audio core drivers
*/
diff --git a/sound/hda/trace.h b/sound/hda/trace.h
index e27e2c0b7b17..70af6c815089 100644
--- a/sound/hda/trace.h
+++ b/sound/hda/trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM hda
diff --git a/sound/i2c/Makefile b/sound/i2c/Makefile
index 36879bf88700..09978855e08e 100644
--- a/sound/i2c/Makefile
+++ b/sound/i2c/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for ALSA
# Copyright (c) 2001 by Jaroslav Kysela <perex@perex.cz>
diff --git a/sound/i2c/other/Makefile b/sound/i2c/other/Makefile
index 5526b03b95a2..1a4ce1236146 100644
--- a/sound/i2c/other/Makefile
+++ b/sound/i2c/other/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for ALSA
# Copyright (c) 2003 by Jaroslav Kysela <perex@perex.cz>
diff --git a/sound/isa/Makefile b/sound/isa/Makefile
index 9a15f1497b10..5eaddbf4a712 100644
--- a/sound/isa/Makefile
+++ b/sound/isa/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for ALSA
# Copyright (c) 2001 by Jaroslav Kysela <perex@perex.cz>
diff --git a/sound/isa/gus/Makefile b/sound/isa/gus/Makefile
index 6cd4ee03754a..c6f32ffd3420 100644
--- a/sound/isa/gus/Makefile
+++ b/sound/isa/gus/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for ALSA
# Copyright (c) 2001 by Jaroslav Kysela <perex@perex.cz>
diff --git a/sound/isa/msnd/Makefile b/sound/isa/msnd/Makefile
index 2171c0aa2f62..ec231a7b1d5e 100644
--- a/sound/isa/msnd/Makefile
+++ b/sound/isa/msnd/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
snd-msnd-lib-objs := msnd.o msnd_midi.o msnd_pinnacle_mixer.o
snd-msnd-pinnacle-objs := msnd_pinnacle.o
diff --git a/sound/isa/opti9xx/Makefile b/sound/isa/opti9xx/Makefile
index b4d894db257a..a9dcdeb502bd 100644
--- a/sound/isa/opti9xx/Makefile
+++ b/sound/isa/opti9xx/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for ALSA
# Copyright (c) 2001 by Jaroslav Kysela <perex@perex.cz>
diff --git a/sound/isa/sb/Makefile b/sound/isa/sb/Makefile
index 08b9fb974658..f174a5b3c8e4 100644
--- a/sound/isa/sb/Makefile
+++ b/sound/isa/sb/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for ALSA
# Copyright (c) 2001 by Jaroslav Kysela <perex@perex.cz>
diff --git a/sound/oss/Makefile b/sound/oss/Makefile
index 9bdbbde2173e..6564eace4749 100644
--- a/sound/oss/Makefile
+++ b/sound/oss/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for the Linux sound card driver
#
# 18 Apr 1998, Michael Elizabeth Chastain, <mailto:mec@shout.net>
diff --git a/sound/oss/ad1848.h b/sound/oss/ad1848.h
index b95ebe28d426..390f03e13d09 100644
--- a/sound/oss/ad1848.h
+++ b/sound/oss/ad1848.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/interrupt.h>
diff --git a/sound/oss/bin2hex.c b/sound/oss/bin2hex.c
index b59109eb0db4..26c04ce04d71 100644
--- a/sound/oss/bin2hex.c
+++ b/sound/oss/bin2hex.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
diff --git a/sound/oss/dmasound/dmasound.h b/sound/oss/dmasound/dmasound.h
index 01019f06fa91..c1c52b479da2 100644
--- a/sound/oss/dmasound/dmasound.h
+++ b/sound/oss/dmasound/dmasound.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _dmasound_h_
/*
* linux/sound/oss/dmasound/dmasound.h
diff --git a/sound/oss/hex2hex.c b/sound/oss/hex2hex.c
index 041ef5c52bc2..f76d729b0196 100644
--- a/sound/oss/hex2hex.c
+++ b/sound/oss/hex2hex.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* hex2hex reads stdin in Intel HEX format and produces an
* (unsigned char) array which contains the bytes and writes it
diff --git a/sound/oss/midi_ctrl.h b/sound/oss/midi_ctrl.h
index 3353e5a67c24..240d0c719f1e 100644
--- a/sound/oss/midi_ctrl.h
+++ b/sound/oss/midi_ctrl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
static unsigned char ctrl_def_values[128] =
{
0x40,0x00,0x40,0x40, 0x40,0x40,0x40,0x7f, /* 0 to 7 */
diff --git a/sound/oss/midi_synth.h b/sound/oss/midi_synth.h
index b64ddd6c4abc..1cf676c7510e 100644
--- a/sound/oss/midi_synth.h
+++ b/sound/oss/midi_synth.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
int midi_synth_ioctl (int dev,
unsigned int cmd, void __user * arg);
int midi_synth_kill_note (int dev, int channel, int note, int velocity);
diff --git a/sound/oss/mpu401.h b/sound/oss/mpu401.h
index 0ad1e9ee74f7..6beb8c2ae405 100644
--- a/sound/oss/mpu401.h
+++ b/sound/oss/mpu401.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* From uart401.c */
int probe_uart401 (struct address_info *hw_config, struct module *owner);
diff --git a/sound/oss/os.h b/sound/oss/os.h
index 0bf89e1d679c..16f3a069b85c 100644
--- a/sound/oss/os.h
+++ b/sound/oss/os.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define ALLOW_SELECT
#undef NO_INLINE_ASM
#define SHORT_BANNERS
diff --git a/sound/oss/pas2.h b/sound/oss/pas2.h
index d19f757dbd79..57f476238309 100644
--- a/sound/oss/pas2.h
+++ b/sound/oss/pas2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* From pas_card.c */
int pas_set_intr(int mask);
diff --git a/sound/oss/sb.h b/sound/oss/sb.h
index 77e8891ce333..bb1d18709b36 100644
--- a/sound/oss/sb.h
+++ b/sound/oss/sb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define DSP_RESET (devc->base + 0x6)
#define DSP_READ (devc->base + 0xA)
#define DSP_WRITE (devc->base + 0xC)
diff --git a/sound/oss/sb_ess.c b/sound/oss/sb_ess.c
index 57f7d25a2cd3..17e3f14318cd 100644
--- a/sound/oss/sb_ess.c
+++ b/sound/oss/sb_ess.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#undef FKS_LOGGING
#undef FKS_TEST
diff --git a/sound/oss/sb_ess.h b/sound/oss/sb_ess.h
index 38aa072e01f2..1c741212bcfc 100644
--- a/sound/oss/sb_ess.h
+++ b/sound/oss/sb_ess.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Created: 9-Jan-1999 Rolf Fokkens
*/
diff --git a/sound/oss/sleep.h b/sound/oss/sleep.h
index a20fc925a5ce..fd17d44d13dd 100644
--- a/sound/oss/sleep.h
+++ b/sound/oss/sleep.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/wait.h>
/*
diff --git a/sound/oss/sound_calls.h b/sound/oss/sound_calls.h
index 87d8ad4a0340..bcd3f7340ef7 100644
--- a/sound/oss/sound_calls.h
+++ b/sound/oss/sound_calls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* DMA buffer calls
*/
diff --git a/sound/oss/sound_firmware.h b/sound/oss/sound_firmware.h
index 2be465277ba0..ebcbded0e8c2 100644
--- a/sound/oss/sound_firmware.h
+++ b/sound/oss/sound_firmware.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/fs.h>
/**
diff --git a/sound/oss/tuning.h b/sound/oss/tuning.h
index a73e3dd39f9a..953539931237 100644
--- a/sound/oss/tuning.h
+++ b/sound/oss/tuning.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
static unsigned short semitone_tuning[24] =
{
/* 0 */ 10000, 10595, 11225, 11892, 12599, 13348, 14142, 14983,
diff --git a/sound/oss/ulaw.h b/sound/oss/ulaw.h
index 0ff8c0a3bda0..ee898a0f78ce 100644
--- a/sound/oss/ulaw.h
+++ b/sound/oss/ulaw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
static unsigned char ulaw_dsp[] = {
3, 7, 11, 15, 19, 23, 27, 31,
35, 39, 43, 47, 51, 55, 59, 63,
diff --git a/sound/oss/v_midi.h b/sound/oss/v_midi.h
index 08e2185ee816..f4fc2bed07f8 100644
--- a/sound/oss/v_midi.h
+++ b/sound/oss/v_midi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
typedef struct vmidi_devc {
int dev;
diff --git a/sound/oss/waveartist.h b/sound/oss/waveartist.h
index dac4ca910d95..f18d74b26483 100644
--- a/sound/oss/waveartist.h
+++ b/sound/oss/waveartist.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/sound/oss/waveartist.h
*
diff --git a/sound/parisc/harmony.h b/sound/parisc/harmony.h
index 2e434523fedf..f4c29a2e32e8 100644
--- a/sound/parisc/harmony.h
+++ b/sound/parisc/harmony.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Hewlett-Packard Harmony audio driver
* Copyright (C) 2004, Kyle McMartin <kyle@parisc-linux.org>
*/
diff --git a/sound/pci/Makefile b/sound/pci/Makefile
index 54fe325e3aa5..04cac7469139 100644
--- a/sound/pci/Makefile
+++ b/sound/pci/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for ALSA
# Copyright (c) 2001 by Jaroslav Kysela <perex@perex.cz>
diff --git a/sound/pci/ad1889.h b/sound/pci/ad1889.h
index 5e6dad5341a1..d6e8d6c19adc 100644
--- a/sound/pci/ad1889.h
+++ b/sound/pci/ad1889.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Analog Devices 1889 audio driver
* Copyright (C) 2004, Kyle McMartin <kyle@parisc-linux.org>
*/
diff --git a/sound/pci/asihpi/hpi_version.h b/sound/pci/asihpi/hpi_version.h
index 6623ab110038..016bc55457e3 100644
--- a/sound/pci/asihpi/hpi_version.h
+++ b/sound/pci/asihpi/hpi_version.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/** HPI Version Definitions
Development releases have odd minor version.
Production releases have even minor version.
diff --git a/sound/pci/asihpi/hpifunc.c b/sound/pci/asihpi/hpifunc.c
index f9b57647b319..1de05383126a 100644
--- a/sound/pci/asihpi/hpifunc.c
+++ b/sound/pci/asihpi/hpifunc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "hpi_internal.h"
#include "hpimsginit.h"
diff --git a/sound/pci/au88x0/Makefile b/sound/pci/au88x0/Makefile
index d0a66bc5d4a7..78ab11562f4d 100644
--- a/sound/pci/au88x0/Makefile
+++ b/sound/pci/au88x0/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
snd-au8810-objs := au8810.o
snd-au8820-objs := au8820.o
snd-au8830-objs := au8830.o
diff --git a/sound/pci/au88x0/au8810.c b/sound/pci/au88x0/au8810.c
index 1b2e34069eb3..b2bfa50bfe30 100644
--- a/sound/pci/au88x0/au8810.c
+++ b/sound/pci/au88x0/au8810.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "au8810.h"
#include "au88x0.h"
static const struct pci_device_id snd_vortex_ids[] = {
diff --git a/sound/pci/au88x0/au8810.h b/sound/pci/au88x0/au8810.h
index 79fbee3845eb..94f11032067e 100644
--- a/sound/pci/au88x0/au8810.h
+++ b/sound/pci/au88x0/au8810.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
Aureal Advantage Soundcard driver.
*/
diff --git a/sound/pci/au88x0/au8820.c b/sound/pci/au88x0/au8820.c
index 74c53fa5f06b..dbc2263b49c6 100644
--- a/sound/pci/au88x0/au8820.c
+++ b/sound/pci/au88x0/au8820.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "au8820.h"
#include "au88x0.h"
static const struct pci_device_id snd_vortex_ids[] = {
diff --git a/sound/pci/au88x0/au8820.h b/sound/pci/au88x0/au8820.h
index cafdb9668a34..8a128e8febbb 100644
--- a/sound/pci/au88x0/au8820.h
+++ b/sound/pci/au88x0/au8820.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
Aureal Vortex Soundcard driver.
diff --git a/sound/pci/au88x0/au8830.c b/sound/pci/au88x0/au8830.c
index 56f675aad3ad..e963c4e2f026 100644
--- a/sound/pci/au88x0/au8830.c
+++ b/sound/pci/au88x0/au8830.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "au8830.h"
#include "au88x0.h"
static const struct pci_device_id snd_vortex_ids[] = {
diff --git a/sound/pci/au88x0/au8830.h b/sound/pci/au88x0/au8830.h
index 999b29ab34ad..40f671ffd45a 100644
--- a/sound/pci/au88x0/au8830.h
+++ b/sound/pci/au88x0/au8830.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
Aureal Vortex Soundcard driver.
diff --git a/sound/pci/au88x0/au88x0_eq.h b/sound/pci/au88x0/au88x0_eq.h
index 474cd0046294..797cdae1db98 100644
--- a/sound/pci/au88x0/au88x0_eq.h
+++ b/sound/pci/au88x0/au88x0_eq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef AU88X0_EQ_H
#define AU88X0_EQ_H
diff --git a/sound/pci/au88x0/au88x0_eqdata.c b/sound/pci/au88x0/au88x0_eqdata.c
index ce8dca8ce1e2..49a52d298b1a 100644
--- a/sound/pci/au88x0/au88x0_eqdata.c
+++ b/sound/pci/au88x0/au88x0_eqdata.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Data structs */
static u16 asEqCoefsZeros[50] = {
diff --git a/sound/pci/au88x0/au88x0_mixer.c b/sound/pci/au88x0/au88x0_mixer.c
index a58298cfe7e0..60dd8a091bc3 100644
--- a/sound/pci/au88x0/au88x0_mixer.c
+++ b/sound/pci/au88x0/au88x0_mixer.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Vortex Mixer support.
*
diff --git a/sound/pci/au88x0/au88x0_wt.h b/sound/pci/au88x0/au88x0_wt.h
index 38d98f88a95c..7b2cffad8643 100644
--- a/sound/pci/au88x0/au88x0_wt.h
+++ b/sound/pci/au88x0/au88x0_wt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/***************************************************************************
* WT register offsets.
*
diff --git a/sound/pci/azt3328.h b/sound/pci/azt3328.h
index 6f46b97650cc..6f9022784499 100644
--- a/sound/pci/azt3328.h
+++ b/sound/pci/azt3328.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SOUND_AZT3328_H
#define __SOUND_AZT3328_H
diff --git a/sound/pci/cs5535audio/cs5535audio.h b/sound/pci/cs5535audio/cs5535audio.h
index 0579daa62215..f4fcdf93f3c8 100644
--- a/sound/pci/cs5535audio/cs5535audio.h
+++ b/sound/pci/cs5535audio/cs5535audio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SOUND_CS5535AUDIO_H
#define __SOUND_CS5535AUDIO_H
diff --git a/sound/pci/ctxfi/cttimer.h b/sound/pci/ctxfi/cttimer.h
index 979348229291..9c5cb403b646 100644
--- a/sound/pci/ctxfi/cttimer.h
+++ b/sound/pci/ctxfi/cttimer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Timer handling
*/
diff --git a/sound/pci/echoaudio/Makefile b/sound/pci/echoaudio/Makefile
index 1361de77e0cd..4865b8fe7434 100644
--- a/sound/pci/echoaudio/Makefile
+++ b/sound/pci/echoaudio/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for ALSA Echoaudio soundcard drivers
# Copyright (c) 2003 by Giuliano Pochini <pochini@shiny.it>
diff --git a/sound/pci/emu10k1/Makefile b/sound/pci/emu10k1/Makefile
index 29b44ca27010..17d5527be319 100644
--- a/sound/pci/emu10k1/Makefile
+++ b/sound/pci/emu10k1/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for ALSA
# Copyright (c) 2001 by Jaroslav Kysela <perex@perex.cz>
diff --git a/sound/pci/hda/Makefile b/sound/pci/hda/Makefile
index 6d83c6e0396a..b57432f00056 100644
--- a/sound/pci/hda/Makefile
+++ b/sound/pci/hda/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
snd-hda-intel-objs := hda_intel.o
snd-hda-tegra-objs := hda_tegra.o
diff --git a/sound/pci/hda/dell_wmi_helper.c b/sound/pci/hda/dell_wmi_helper.c
index 44b1e15682b9..1b48a8c19d28 100644
--- a/sound/pci/hda/dell_wmi_helper.c
+++ b/sound/pci/hda/dell_wmi_helper.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Helper functions for Dell Mic Mute LED control;
* to be included from codec driver
*/
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index 3db26c451837..a0989d231fd0 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -1803,36 +1803,6 @@ static int check_slave_present(struct hda_codec *codec,
return 1;
}
-/* guess the value corresponding to 0dB */
-static int get_kctl_0dB_offset(struct hda_codec *codec,
- struct snd_kcontrol *kctl, int *step_to_check)
-{
- int _tlv[4];
- const int *tlv = NULL;
- int val = -1;
-
- if ((kctl->vd[0].access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) &&
- kctl->tlv.c == snd_hda_mixer_amp_tlv) {
- get_ctl_amp_tlv(kctl, _tlv);
- tlv = _tlv;
- } else if (kctl->vd[0].access & SNDRV_CTL_ELEM_ACCESS_TLV_READ)
- tlv = kctl->tlv.p;
- if (tlv && tlv[0] == SNDRV_CTL_TLVT_DB_SCALE) {
- int step = tlv[3];
- step &= ~TLV_DB_SCALE_MUTE;
- if (!step)
- return -1;
- if (*step_to_check && *step_to_check != step) {
- codec_err(codec, "Mismatching dB step for vmaster slave (%d!=%d)\n",
-- *step_to_check, step);
- return -1;
- }
- *step_to_check = step;
- val = -tlv[2] / step;
- }
- return val;
-}
-
/* call kctl->put with the given value(s) */
static int put_kctl_with_value(struct snd_kcontrol *kctl, int val)
{
@@ -1847,19 +1817,58 @@ static int put_kctl_with_value(struct snd_kcontrol *kctl, int val)
return 0;
}
-/* initialize the slave volume with 0dB */
-static int init_slave_0dB(struct hda_codec *codec,
- void *data, struct snd_kcontrol *slave)
+struct slave_init_arg {
+ struct hda_codec *codec;
+ int step;
+};
+
+/* initialize the slave volume with 0dB via snd_ctl_apply_vmaster_slaves() */
+static int init_slave_0dB(struct snd_kcontrol *kctl, void *_arg)
{
- int offset = get_kctl_0dB_offset(codec, slave, data);
- if (offset > 0)
- put_kctl_with_value(slave, offset);
+ struct slave_init_arg *arg = _arg;
+ int _tlv[4];
+ const int *tlv = NULL;
+ int step;
+ int val;
+
+ if (kctl->vd[0].access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) {
+ if (kctl->tlv.c != snd_hda_mixer_amp_tlv) {
+ codec_err(arg->codec,
+ "Unexpected TLV callback for slave %s:%d\n",
+ kctl->id.name, kctl->id.index);
+ return 0; /* ignore */
+ }
+ get_ctl_amp_tlv(kctl, _tlv);
+ tlv = _tlv;
+ } else if (kctl->vd[0].access & SNDRV_CTL_ELEM_ACCESS_TLV_READ)
+ tlv = kctl->tlv.p;
+
+ if (!tlv || tlv[0] != SNDRV_CTL_TLVT_DB_SCALE)
+ return 0;
+
+ step = tlv[3];
+ step &= ~TLV_DB_SCALE_MUTE;
+ if (!step)
+ return 0;
+ if (arg->step && arg->step != step) {
+ codec_err(arg->codec,
+ "Mismatching dB step for vmaster slave (%d!=%d)\n",
+ arg->step, step);
+ return 0;
+ }
+
+ arg->step = step;
+ val = -tlv[2] / step;
+ if (val > 0) {
+ put_kctl_with_value(kctl, val);
+ return val;
+ }
+
return 0;
}
-/* unmute the slave */
-static int init_slave_unmute(struct hda_codec *codec,
- void *data, struct snd_kcontrol *slave)
+/* unmute the slave via snd_ctl_apply_vmaster_slaves() */
+static int init_slave_unmute(struct snd_kcontrol *slave, void *_arg)
{
return put_kctl_with_value(slave, 1);
}
@@ -1919,9 +1928,13 @@ int __snd_hda_add_vmaster(struct hda_codec *codec, char *name,
/* init with master mute & zero volume */
put_kctl_with_value(kctl, 0);
if (init_slave_vol) {
- int step = 0;
- map_slaves(codec, slaves, suffix,
- tlv ? init_slave_0dB : init_slave_unmute, &step);
+ struct slave_init_arg arg = {
+ .codec = codec,
+ .step = 0,
+ };
+ snd_ctl_apply_vmaster_slaves(kctl,
+ tlv ? init_slave_0dB : init_slave_unmute,
+ &arg);
}
if (ctl_ret)
diff --git a/sound/pci/hda/hda_controller_trace.h b/sound/pci/hda/hda_controller_trace.h
index 3e18d99bfb70..bf48304e230a 100644
--- a/sound/pci/hda/hda_controller_trace.h
+++ b/sound/pci/hda/hda_controller_trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM hda_controller
#define TRACE_INCLUDE_FILE hda_controller_trace
diff --git a/sound/pci/hda/hda_intel_trace.h b/sound/pci/hda/hda_intel_trace.h
index 0922d8b1b17d..73a7adfa192d 100644
--- a/sound/pci/hda/hda_intel_trace.h
+++ b/sound/pci/hda/hda_intel_trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM hda_intel
#define TRACE_INCLUDE_FILE hda_intel_trace
diff --git a/sound/pci/hda/local.h b/sound/pci/hda/local.h
index 28cb7f98982e..3b8b7d78f9e0 100644
--- a/sound/pci/hda/local.h
+++ b/sound/pci/hda/local.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
*/
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 0ce71111b4e3..546d515f3c1f 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -327,6 +327,7 @@ static void alc_fill_eapd_coef(struct hda_codec *codec)
case 0x10ec0215:
case 0x10ec0225:
case 0x10ec0233:
+ case 0x10ec0236:
case 0x10ec0255:
case 0x10ec0256:
case 0x10ec0282:
@@ -911,6 +912,7 @@ static struct alc_codec_rename_pci_table rename_pci_tbl[] = {
{ 0x10ec0275, 0x1028, 0, "ALC3260" },
{ 0x10ec0899, 0x1028, 0, "ALC3861" },
{ 0x10ec0298, 0x1028, 0, "ALC3266" },
+ { 0x10ec0236, 0x1028, 0, "ALC3204" },
{ 0x10ec0256, 0x1028, 0, "ALC3246" },
{ 0x10ec0225, 0x1028, 0, "ALC3253" },
{ 0x10ec0295, 0x1028, 0, "ALC3254" },
@@ -3930,6 +3932,7 @@ static void alc_headset_mode_unplugged(struct hda_codec *codec)
alc_process_coef_fw(codec, coef0255_1);
alc_process_coef_fw(codec, coef0255);
break;
+ case 0x10ec0236:
case 0x10ec0256:
alc_process_coef_fw(codec, coef0256);
alc_process_coef_fw(codec, coef0255);
@@ -4028,6 +4031,7 @@ static void alc_headset_mode_mic_in(struct hda_codec *codec, hda_nid_t hp_pin,
};
switch (codec->core.vendor_id) {
+ case 0x10ec0236:
case 0x10ec0255:
case 0x10ec0256:
alc_write_coef_idx(codec, 0x45, 0xc489);
@@ -4160,6 +4164,7 @@ static void alc_headset_mode_default(struct hda_codec *codec)
alc_process_coef_fw(codec, alc225_pre_hsmode);
alc_process_coef_fw(codec, coef0225);
break;
+ case 0x10ec0236:
case 0x10ec0255:
case 0x10ec0256:
alc_process_coef_fw(codec, coef0255);
@@ -4256,6 +4261,7 @@ static void alc_headset_mode_ctia(struct hda_codec *codec)
case 0x10ec0255:
alc_process_coef_fw(codec, coef0255);
break;
+ case 0x10ec0236:
case 0x10ec0256:
alc_process_coef_fw(codec, coef0256);
break;
@@ -4366,6 +4372,7 @@ static void alc_headset_mode_omtp(struct hda_codec *codec)
case 0x10ec0255:
alc_process_coef_fw(codec, coef0255);
break;
+ case 0x10ec0236:
case 0x10ec0256:
alc_process_coef_fw(codec, coef0256);
break;
@@ -4451,6 +4458,7 @@ static void alc_determine_headset_type(struct hda_codec *codec)
};
switch (codec->core.vendor_id) {
+ case 0x10ec0236:
case 0x10ec0255:
case 0x10ec0256:
alc_process_coef_fw(codec, coef0255);
@@ -4705,6 +4713,7 @@ static void alc255_set_default_jack_type(struct hda_codec *codec)
case 0x10ec0255:
alc_process_coef_fw(codec, alc255fw);
break;
+ case 0x10ec0236:
case 0x10ec0256:
alc_process_coef_fw(codec, alc256fw);
break;
@@ -6419,6 +6428,14 @@ static const struct snd_hda_pin_quirk alc269_pin_fixup_tbl[] = {
ALC225_STANDARD_PINS,
{0x12, 0xb7a60130},
{0x1b, 0x90170110}),
+ SND_HDA_PIN_QUIRK(0x10ec0236, 0x1028, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE,
+ {0x12, 0x90a60140},
+ {0x14, 0x90170110},
+ {0x21, 0x02211020}),
+ SND_HDA_PIN_QUIRK(0x10ec0236, 0x1028, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE,
+ {0x12, 0x90a60140},
+ {0x14, 0x90170150},
+ {0x21, 0x02211020}),
SND_HDA_PIN_QUIRK(0x10ec0255, 0x1028, "Dell", ALC255_FIXUP_DELL2_MIC_NO_PRESENCE,
{0x14, 0x90170110},
{0x21, 0x02211020}),
@@ -6806,6 +6823,7 @@ static int patch_alc269(struct hda_codec *codec)
case 0x10ec0255:
spec->codec_variant = ALC269_TYPE_ALC255;
break;
+ case 0x10ec0236:
case 0x10ec0256:
spec->codec_variant = ALC269_TYPE_ALC256;
spec->shutup = alc256_shutup;
@@ -7857,6 +7875,7 @@ static const struct hda_device_id snd_hda_id_realtek[] = {
HDA_CODEC_ENTRY(0x10ec0233, "ALC233", patch_alc269),
HDA_CODEC_ENTRY(0x10ec0234, "ALC234", patch_alc269),
HDA_CODEC_ENTRY(0x10ec0235, "ALC233", patch_alc269),
+ HDA_CODEC_ENTRY(0x10ec0236, "ALC236", patch_alc269),
HDA_CODEC_ENTRY(0x10ec0255, "ALC255", patch_alc269),
HDA_CODEC_ENTRY(0x10ec0256, "ALC256", patch_alc269),
HDA_CODEC_ENTRY(0x10ec0260, "ALC260", patch_alc260),
diff --git a/sound/pci/hda/thinkpad_helper.c b/sound/pci/hda/thinkpad_helper.c
index 4d9d320a7971..65bb3ac6af4c 100644
--- a/sound/pci/hda/thinkpad_helper.c
+++ b/sound/pci/hda/thinkpad_helper.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Helper functions for Thinkpad LED control;
* to be included from codec driver
*/
diff --git a/sound/pci/ice1712/Makefile b/sound/pci/ice1712/Makefile
index 7e50c1324556..1196f22a9b45 100644
--- a/sound/pci/ice1712/Makefile
+++ b/sound/pci/ice1712/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for ALSA
# Copyright (c) 2001 by Jaroslav Kysela <perex@perex.cz>
diff --git a/sound/pci/ice1712/juli.h b/sound/pci/ice1712/juli.h
index d9f8534fd92e..9c22d4e73ee3 100644
--- a/sound/pci/ice1712/juli.h
+++ b/sound/pci/ice1712/juli.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SOUND_JULI_H
#define __SOUND_JULI_H
diff --git a/sound/pci/ice1712/maya44.h b/sound/pci/ice1712/maya44.h
index eafd03a8f4b5..f5a97d987a6f 100644
--- a/sound/pci/ice1712/maya44.h
+++ b/sound/pci/ice1712/maya44.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SOUND_MAYA44_H
#define __SOUND_MAYA44_H
diff --git a/sound/pci/ice1712/prodigy192.h b/sound/pci/ice1712/prodigy192.h
index 16a53b459c72..7bfd769ba982 100644
--- a/sound/pci/ice1712/prodigy192.h
+++ b/sound/pci/ice1712/prodigy192.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SOUND_PRODIGY192_H
#define __SOUND_PRODIGY192_H
diff --git a/sound/pci/ice1712/psc724.h b/sound/pci/ice1712/psc724.h
index 858e5fd0eebb..e6ce335ae87e 100644
--- a/sound/pci/ice1712/psc724.h
+++ b/sound/pci/ice1712/psc724.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SOUND_PSC724_H
#define __SOUND_PSC724_H
diff --git a/sound/pci/ice1712/quartet.h b/sound/pci/ice1712/quartet.h
index 80809b72439a..a1c2fe27185d 100644
--- a/sound/pci/ice1712/quartet.h
+++ b/sound/pci/ice1712/quartet.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SOUND_QTET_H
#define __SOUND_QTET_H
diff --git a/sound/pci/ice1712/se.h b/sound/pci/ice1712/se.h
index 0b0a9dabdcfb..61348ecef1e0 100644
--- a/sound/pci/ice1712/se.h
+++ b/sound/pci/ice1712/se.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SOUND_SE_H
#define __SOUND_SE_H
diff --git a/sound/pci/ice1712/stac946x.h b/sound/pci/ice1712/stac946x.h
index 5b390952d0e4..58f9f17a258a 100644
--- a/sound/pci/ice1712/stac946x.h
+++ b/sound/pci/ice1712/stac946x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SOUND_STAC946X_H
#define __SOUND_STAC946X_H
diff --git a/sound/pci/ice1712/wtm.h b/sound/pci/ice1712/wtm.h
index 423c1a204c0b..1cfcbde15f42 100644
--- a/sound/pci/ice1712/wtm.h
+++ b/sound/pci/ice1712/wtm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SOUND_WTM_H
#define __SOUND_WTM_H
diff --git a/sound/pci/nm256/nm256_coef.c b/sound/pci/nm256/nm256_coef.c
index 747d5d6ccfa0..c757252119b1 100644
--- a/sound/pci/nm256/nm256_coef.c
+++ b/sound/pci/nm256/nm256_coef.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define NM_TOTAL_COEFF_COUNT 0x3158
static char coefficients[NM_TOTAL_COEFF_COUNT * 4] = {
diff --git a/sound/pci/oxygen/Makefile b/sound/pci/oxygen/Makefile
index ab085d753661..0dfc4f840992 100644
--- a/sound/pci/oxygen/Makefile
+++ b/sound/pci/oxygen/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
snd-oxygen-lib-objs := oxygen_io.o oxygen_lib.o oxygen_mixer.o oxygen_pcm.o
snd-oxygen-objs := oxygen.o xonar_dg_mixer.o xonar_dg.o
snd-se6x-objs := se6x.o
diff --git a/sound/pci/oxygen/ak4396.h b/sound/pci/oxygen/ak4396.h
index 551c1cf8e2e0..a51223461b11 100644
--- a/sound/pci/oxygen/ak4396.h
+++ b/sound/pci/oxygen/ak4396.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef AK4396_H_INCLUDED
#define AK4396_H_INCLUDED
diff --git a/sound/pci/oxygen/cm9780.h b/sound/pci/oxygen/cm9780.h
index 144596799676..7efb119d1763 100644
--- a/sound/pci/oxygen/cm9780.h
+++ b/sound/pci/oxygen/cm9780.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef CM9780_H_INCLUDED
#define CM9780_H_INCLUDED
diff --git a/sound/pci/oxygen/cs2000.h b/sound/pci/oxygen/cs2000.h
index c3501bdb5edc..aca04794ce28 100644
--- a/sound/pci/oxygen/cs2000.h
+++ b/sound/pci/oxygen/cs2000.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef CS2000_H_INCLUDED
#define CS2000_H_INCLUDED
diff --git a/sound/pci/oxygen/cs4245.h b/sound/pci/oxygen/cs4245.h
index 99098657695a..bb9f2c5b5819 100644
--- a/sound/pci/oxygen/cs4245.h
+++ b/sound/pci/oxygen/cs4245.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define CS4245_CHIP_ID 0x01
#define CS4245_POWER_CTRL 0x02
#define CS4245_DAC_CTRL_1 0x03
diff --git a/sound/pci/oxygen/cs4362a.h b/sound/pci/oxygen/cs4362a.h
index 6a4fedf5e1ec..1aef15e04dfb 100644
--- a/sound/pci/oxygen/cs4362a.h
+++ b/sound/pci/oxygen/cs4362a.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* register 01h */
#define CS4362A_PDN 0x01
#define CS4362A_DAC1_DIS 0x02
diff --git a/sound/pci/oxygen/cs4398.h b/sound/pci/oxygen/cs4398.h
index 5faf5efc8826..76cb9d7af0d7 100644
--- a/sound/pci/oxygen/cs4398.h
+++ b/sound/pci/oxygen/cs4398.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* register 1 */
#define CS4398_REV_MASK 0x07
#define CS4398_PART_MASK 0xf8
diff --git a/sound/pci/oxygen/oxygen.h b/sound/pci/oxygen/oxygen.h
index 293d0b9a50c3..06bf7e5744d0 100644
--- a/sound/pci/oxygen/oxygen.h
+++ b/sound/pci/oxygen/oxygen.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef OXYGEN_H_INCLUDED
#define OXYGEN_H_INCLUDED
diff --git a/sound/pci/oxygen/oxygen_regs.h b/sound/pci/oxygen/oxygen_regs.h
index 8c191badaae8..eca9d943f5c7 100644
--- a/sound/pci/oxygen/oxygen_regs.h
+++ b/sound/pci/oxygen/oxygen_regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef OXYGEN_REGS_H_INCLUDED
#define OXYGEN_REGS_H_INCLUDED
diff --git a/sound/pci/oxygen/pcm1796.h b/sound/pci/oxygen/pcm1796.h
index 698bf46c710c..34d07dd2d22e 100644
--- a/sound/pci/oxygen/pcm1796.h
+++ b/sound/pci/oxygen/pcm1796.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PCM1796_H_INCLUDED
#define PCM1796_H_INCLUDED
diff --git a/sound/pci/oxygen/wm8766.h b/sound/pci/oxygen/wm8766.h
index e0e849a7eaeb..be83ad49dbb1 100644
--- a/sound/pci/oxygen/wm8766.h
+++ b/sound/pci/oxygen/wm8766.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef WM8766_H_INCLUDED
#define WM8766_H_INCLUDED
diff --git a/sound/pci/oxygen/wm8785.h b/sound/pci/oxygen/wm8785.h
index 8c23e315ae66..21b932566598 100644
--- a/sound/pci/oxygen/wm8785.h
+++ b/sound/pci/oxygen/wm8785.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef WM8785_H_INCLUDED
#define WM8785_H_INCLUDED
diff --git a/sound/pci/oxygen/xonar.h b/sound/pci/oxygen/xonar.h
index 0434c207e811..3e373880c187 100644
--- a/sound/pci/oxygen/xonar.h
+++ b/sound/pci/oxygen/xonar.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef XONAR_H_INCLUDED
#define XONAR_H_INCLUDED
diff --git a/sound/pci/oxygen/xonar_dg.h b/sound/pci/oxygen/xonar_dg.h
index d461df357aa1..7a1e8f9c48e7 100644
--- a/sound/pci/oxygen/xonar_dg.h
+++ b/sound/pci/oxygen/xonar_dg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef XONAR_DG_H_INCLUDED
#define XONAR_DG_H_INCLUDED
diff --git a/sound/pci/rme9652/Makefile b/sound/pci/rme9652/Makefile
index dcba56040205..a3351447ddc0 100644
--- a/sound/pci/rme9652/Makefile
+++ b/sound/pci/rme9652/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for ALSA
# Copyright (c) 2001 by Jaroslav Kysela <perex@perex.cz>
diff --git a/sound/ppc/tumbler_volume.h b/sound/ppc/tumbler_volume.h
index ef8d85d58b02..549ec6a31a98 100644
--- a/sound/ppc/tumbler_volume.h
+++ b/sound/ppc/tumbler_volume.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* volume tables, taken from TAS3001c data manual */
/* volume gain values */
/* 0 = -70 dB, 175 = 18.0 dB in 0.5 dB step */
diff --git a/sound/soc/Makefile b/sound/soc/Makefile
index 39c27a58158d..bf8c1e2ce0bf 100644
--- a/sound/soc/Makefile
+++ b/sound/soc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
snd-soc-core-objs := soc-core.o soc-dapm.o soc-jack.o soc-cache.o soc-utils.o
snd-soc-core-objs += soc-pcm.o soc-io.o soc-devres.o soc-ops.o
snd-soc-core-$(CONFIG_SND_SOC_COMPRESS) += soc-compress.o
diff --git a/sound/soc/amd/acp.h b/sound/soc/amd/acp.h
index 330832ef4e5e..9d338216c5ae 100644
--- a/sound/soc/amd/acp.h
+++ b/sound/soc/amd/acp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ACP_HW_H
#define __ACP_HW_H
diff --git a/sound/soc/atmel/Makefile b/sound/soc/atmel/Makefile
index 67e10cbd4ed7..4440646416e8 100644
--- a/sound/soc/atmel/Makefile
+++ b/sound/soc/atmel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# AT91 Platform Support
snd-soc-atmel-pcm-pdc-objs := atmel-pcm-pdc.o
snd-soc-atmel-pcm-dma-objs := atmel-pcm-dma.o
diff --git a/sound/soc/atmel/atmel-classd.h b/sound/soc/atmel/atmel-classd.h
index 73f8fdd1ca83..0f2e25aeb458 100644
--- a/sound/soc/atmel/atmel-classd.h
+++ b/sound/soc/atmel/atmel-classd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ATMEL_CLASSD_H_
#define __ATMEL_CLASSD_H_
diff --git a/sound/soc/atmel/atmel-pdmic.h b/sound/soc/atmel/atmel-pdmic.h
index 4527ac741919..1dd35187102c 100644
--- a/sound/soc/atmel/atmel-pdmic.h
+++ b/sound/soc/atmel/atmel-pdmic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ATMEL_PDMIC_H_
#define __ATMEL_PDMIC_H_
diff --git a/sound/soc/au1x/Makefile b/sound/soc/au1x/Makefile
index 920710514ea0..33183d7fe057 100644
--- a/sound/soc/au1x/Makefile
+++ b/sound/soc/au1x/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Au1200/Au1550 PSC audio
snd-soc-au1xpsc-dbdma-objs := dbdma2.o
snd-soc-au1xpsc-i2s-objs := psc-i2s.o
diff --git a/sound/soc/blackfin/Makefile b/sound/soc/blackfin/Makefile
index f21e948b2e9b..ebeb6a9cedd2 100644
--- a/sound/soc/blackfin/Makefile
+++ b/sound/soc/blackfin/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Blackfin Platform Support
snd-bf5xx-ac97-objs := bf5xx-ac97-pcm.o
snd-bf5xx-i2s-objs := bf5xx-i2s-pcm.o
diff --git a/sound/soc/cirrus/Makefile b/sound/soc/cirrus/Makefile
index 5514146cbdf0..bfb8dc409f53 100644
--- a/sound/soc/cirrus/Makefile
+++ b/sound/soc/cirrus/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# EP93xx Platform Support
snd-soc-ep93xx-objs := ep93xx-pcm.o
snd-soc-ep93xx-i2s-objs := ep93xx-i2s.o
diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile
index 77c18189c9ad..05018b7ca72b 100644
--- a/sound/soc/codecs/Makefile
+++ b/sound/soc/codecs/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
snd-soc-88pm860x-objs := 88pm860x-codec.o
snd-soc-ab8500-codec-objs := ab8500-codec.o
snd-soc-ac97-objs := ac97.o
diff --git a/sound/soc/codecs/adau-utils.h b/sound/soc/codecs/adau-utils.h
index 939b5f37762f..bf5947b35390 100644
--- a/sound/soc/codecs/adau-utils.h
+++ b/sound/soc/codecs/adau-utils.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef SOUND_SOC_CODECS_ADAU_PLL_H
#define SOUND_SOC_CODECS_ADAU_PLL_H
diff --git a/sound/soc/codecs/adau1373.h b/sound/soc/codecs/adau1373.h
index c6ab5530760c..56320d5e32d8 100644
--- a/sound/soc/codecs/adau1373.h
+++ b/sound/soc/codecs/adau1373.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ADAU1373_H__
#define __ADAU1373_H__
diff --git a/sound/soc/codecs/adau17x1.c b/sound/soc/codecs/adau17x1.c
index 2c1bd2763864..6758f789b712 100644
--- a/sound/soc/codecs/adau17x1.c
+++ b/sound/soc/codecs/adau17x1.c
@@ -90,6 +90,27 @@ static int adau17x1_pll_event(struct snd_soc_dapm_widget *w,
return 0;
}
+static int adau17x1_adc_fixup(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
+ struct adau *adau = snd_soc_codec_get_drvdata(codec);
+
+ /*
+ * If we are capturing, toggle the ADOSR bit in Converter Control 0 to
+ * avoid losing SNR (workaround from ADI). This must be done after
+ * the ADC(s) have been enabled. According to the data sheet, it is
+ * normally illegal to set this bit when the sampling rate is 96 kHz,
+ * but according to ADI it is acceptable for this workaround.
+ */
+ regmap_update_bits(adau->regmap, ADAU17X1_CONVERTER0,
+ ADAU17X1_CONVERTER0_ADOSR, ADAU17X1_CONVERTER0_ADOSR);
+ regmap_update_bits(adau->regmap, ADAU17X1_CONVERTER0,
+ ADAU17X1_CONVERTER0_ADOSR, 0);
+
+ return 0;
+}
+
static const char * const adau17x1_mono_stereo_text[] = {
"Stereo",
"Mono Left Channel (L+R)",
@@ -121,7 +142,8 @@ static const struct snd_soc_dapm_widget adau17x1_dapm_widgets[] = {
SND_SOC_DAPM_MUX("Right DAC Mode Mux", SND_SOC_NOPM, 0, 0,
&adau17x1_dac_mode_mux),
- SND_SOC_DAPM_ADC("Left Decimator", NULL, ADAU17X1_ADC_CONTROL, 0, 0),
+ SND_SOC_DAPM_ADC_E("Left Decimator", NULL, ADAU17X1_ADC_CONTROL, 0, 0,
+ adau17x1_adc_fixup, SND_SOC_DAPM_POST_PMU),
SND_SOC_DAPM_ADC("Right Decimator", NULL, ADAU17X1_ADC_CONTROL, 1, 0),
SND_SOC_DAPM_DAC("Left DAC", NULL, ADAU17X1_DAC_CONTROL0, 0, 0),
SND_SOC_DAPM_DAC("Right DAC", NULL, ADAU17X1_DAC_CONTROL0, 1, 0),
diff --git a/sound/soc/codecs/adau17x1.h b/sound/soc/codecs/adau17x1.h
index bf04b7efee40..eaf8f933bab8 100644
--- a/sound/soc/codecs/adau17x1.h
+++ b/sound/soc/codecs/adau17x1.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ADAU17X1_H__
#define __ADAU17X1_H__
@@ -129,5 +130,7 @@ bool adau17x1_has_dsp(struct adau *adau);
#define ADAU17X1_CONVERTER0_CONVSR_MASK 0x7
+#define ADAU17X1_CONVERTER0_ADOSR BIT(3)
+
#endif
diff --git a/sound/soc/codecs/cs4271.h b/sound/soc/codecs/cs4271.h
index 9adad8eefdc9..290283a9149e 100644
--- a/sound/soc/codecs/cs4271.h
+++ b/sound/soc/codecs/cs4271.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CS4271_PRIV_H
#define _CS4271_PRIV_H
diff --git a/sound/soc/codecs/es8328.h b/sound/soc/codecs/es8328.h
index 8930322d712b..9109f6b5b045 100644
--- a/sound/soc/codecs/es8328.h
+++ b/sound/soc/codecs/es8328.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* es8328.h -- ES8328 ALSA SoC Audio driver
*/
diff --git a/sound/soc/codecs/hdac_hdmi.h b/sound/soc/codecs/hdac_hdmi.h
index dfc3a9cf7199..b5b57a5cbbfd 100644
--- a/sound/soc/codecs/hdac_hdmi.h
+++ b/sound/soc/codecs/hdac_hdmi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __HDAC_HDMI_H__
#define __HDAC_HDMI_H__
diff --git a/sound/soc/codecs/inno_rk3036.h b/sound/soc/codecs/inno_rk3036.h
index da759c6c7501..44bb2404198d 100644
--- a/sound/soc/codecs/inno_rk3036.h
+++ b/sound/soc/codecs/inno_rk3036.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Driver of Inno Codec for rk3036 by Rockchip Inc.
*
diff --git a/sound/soc/codecs/rt5514-spi.c b/sound/soc/codecs/rt5514-spi.c
index ed6e5373916c..12f2ecf3a4fe 100644
--- a/sound/soc/codecs/rt5514-spi.c
+++ b/sound/soc/codecs/rt5514-spi.c
@@ -145,9 +145,8 @@ done:
mutex_unlock(&rt5514_dsp->dma_lock);
}
-static irqreturn_t rt5514_spi_irq(int irq, void *data)
+static void rt5514_schedule_copy(struct rt5514_dsp *rt5514_dsp)
{
- struct rt5514_dsp *rt5514_dsp = data;
u8 buf[8];
rt5514_dsp->get_size = 0;
@@ -180,6 +179,13 @@ static irqreturn_t rt5514_spi_irq(int irq, void *data)
if (rt5514_dsp->buf_base && rt5514_dsp->buf_limit &&
rt5514_dsp->buf_rp && rt5514_dsp->buf_size)
schedule_delayed_work(&rt5514_dsp->copy_work, 0);
+}
+
+static irqreturn_t rt5514_spi_irq(int irq, void *data)
+{
+ struct rt5514_dsp *rt5514_dsp = data;
+
+ rt5514_schedule_copy(rt5514_dsp);
return IRQ_HANDLED;
}
@@ -199,12 +205,19 @@ static int rt5514_spi_hw_params(struct snd_pcm_substream *substream,
struct rt5514_dsp *rt5514_dsp =
snd_soc_platform_get_drvdata(rtd->platform);
int ret;
+ u8 buf[8];
mutex_lock(&rt5514_dsp->dma_lock);
ret = snd_pcm_lib_alloc_vmalloc_buffer(substream,
params_buffer_bytes(hw_params));
rt5514_dsp->substream = substream;
rt5514_dsp->dma_offset = 0;
+
+ /* Read IRQ status and schedule copy accordingly. */
+ rt5514_spi_burst_read(RT5514_IRQ_CTRL, (u8 *)&buf, sizeof(buf));
+ if (buf[0] & RT5514_IRQ_STATUS_BIT)
+ rt5514_schedule_copy(rt5514_dsp);
+
mutex_unlock(&rt5514_dsp->dma_lock);
return ret;
diff --git a/sound/soc/codecs/rt5514-spi.h b/sound/soc/codecs/rt5514-spi.h
index a6434ee6ff03..c1a36647c119 100644
--- a/sound/soc/codecs/rt5514-spi.h
+++ b/sound/soc/codecs/rt5514-spi.h
@@ -20,6 +20,9 @@
#define RT5514_BUFFER_VOICE_BASE 0x18000200
#define RT5514_BUFFER_VOICE_LIMIT 0x18000204
#define RT5514_BUFFER_VOICE_WP 0x1800020c
+#define RT5514_IRQ_CTRL 0x18002094
+
+#define RT5514_IRQ_STATUS_BIT (0x1 << 5)
/* SPI Command */
enum {
diff --git a/sound/soc/codecs/rt5514.c b/sound/soc/codecs/rt5514.c
index 0945d212b8dc..d7956ababd11 100644
--- a/sound/soc/codecs/rt5514.c
+++ b/sound/soc/codecs/rt5514.c
@@ -338,39 +338,6 @@ static int rt5514_dsp_voice_wake_up_put(struct snd_kcontrol *kcontrol,
fw = NULL;
}
- if (rt5514->model_buf && rt5514->model_len) {
-#if IS_ENABLED(CONFIG_SND_SOC_RT5514_SPI)
- int ret;
-
- ret = rt5514_spi_burst_write(0x4ff80000,
- rt5514->model_buf,
- ((rt5514->model_len / 8) + 1) * 8);
- if (ret) {
- dev_err(codec->dev,
- "Model load failed %d\n", ret);
- return ret;
- }
-#else
- dev_err(codec->dev,
- "No SPI driver for loading firmware\n");
-#endif
- } else {
- request_firmware(&fw, RT5514_FIRMWARE3,
- codec->dev);
- if (fw) {
-#if IS_ENABLED(CONFIG_SND_SOC_RT5514_SPI)
- rt5514_spi_burst_write(0x4ff80000,
- fw->data,
- ((fw->size/8)+1)*8);
-#else
- dev_err(codec->dev,
- "No SPI driver to load fw\n");
-#endif
- release_firmware(fw);
- fw = NULL;
- }
- }
-
/* DSP run */
regmap_write(rt5514->i2c_regmap, 0x18002f00,
0x00055148);
@@ -385,34 +352,6 @@ static int rt5514_dsp_voice_wake_up_put(struct snd_kcontrol *kcontrol,
return 0;
}
-static int rt5514_hotword_model_put(struct snd_kcontrol *kcontrol,
- const unsigned int __user *bytes, unsigned int size)
-{
- struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
- struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
- struct snd_soc_codec *codec = rt5514->codec;
- int ret = 0;
-
- if (rt5514->model_buf || rt5514->model_len < size) {
- if (rt5514->model_buf)
- devm_kfree(codec->dev, rt5514->model_buf);
- rt5514->model_buf = devm_kmalloc(codec->dev, size, GFP_KERNEL);
- if (!rt5514->model_buf) {
- ret = -ENOMEM;
- goto done;
- }
- }
-
- /* Skips the TLV header. */
- bytes += 2;
-
- if (copy_from_user(rt5514->model_buf, bytes, size))
- ret = -EFAULT;
-done:
- rt5514->model_len = (ret ? 0 : size);
- return ret;
-}
-
static const struct snd_kcontrol_new rt5514_snd_controls[] = {
SOC_DOUBLE_TLV("MIC Boost Volume", RT5514_ANA_CTRL_MICBST,
RT5514_SEL_BSTL_SFT, RT5514_SEL_BSTR_SFT, 8, 0, bst_tlv),
@@ -424,8 +363,6 @@ static const struct snd_kcontrol_new rt5514_snd_controls[] = {
adc_vol_tlv),
SOC_SINGLE_EXT("DSP Voice Wake Up", SND_SOC_NOPM, 0, 1, 0,
rt5514_dsp_voice_wake_up_get, rt5514_dsp_voice_wake_up_put),
- SND_SOC_BYTES_TLV("Hotword Model", 0x8504,
- NULL, rt5514_hotword_model_put),
};
/* ADC Mixer*/
diff --git a/sound/soc/codecs/rt5514.h b/sound/soc/codecs/rt5514.h
index 803311cb7e2a..2dc40e6d8b3f 100644
--- a/sound/soc/codecs/rt5514.h
+++ b/sound/soc/codecs/rt5514.h
@@ -255,7 +255,6 @@
#define RT5514_FIRMWARE1 "rt5514_dsp_fw1.bin"
#define RT5514_FIRMWARE2 "rt5514_dsp_fw2.bin"
-#define RT5514_FIRMWARE3 "rt5514_dsp_fw3.bin"
/* System Clock Source */
enum {
@@ -282,8 +281,6 @@ struct rt5514_priv {
int pll_in;
int pll_out;
int dsp_enabled;
- u8 *model_buf;
- unsigned int model_len;
};
#endif /* __RT5514_H__ */
diff --git a/sound/soc/codecs/rt5616.c b/sound/soc/codecs/rt5616.c
index c94e94fe8297..0e5f54a9bc7e 100644
--- a/sound/soc/codecs/rt5616.c
+++ b/sound/soc/codecs/rt5616.c
@@ -98,7 +98,7 @@ static const struct reg_default rt5616_reg[] = {
{ 0x8e, 0x0004 },
{ 0x8f, 0x1100 },
{ 0x90, 0x0000 },
- { 0x91, 0x0000 },
+ { 0x91, 0x0c00 },
{ 0x92, 0x0000 },
{ 0x93, 0x2000 },
{ 0x94, 0x0200 },
diff --git a/sound/soc/codecs/rt5631.h b/sound/soc/codecs/rt5631.h
index 13401581b0df..8a6b99a48c7c 100644
--- a/sound/soc/codecs/rt5631.h
+++ b/sound/soc/codecs/rt5631.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __RTCODEC5631_H__
#define __RTCODEC5631_H__
diff --git a/sound/soc/codecs/rt5659.c b/sound/soc/codecs/rt5659.c
index 71216db15eab..fa66b11df8d4 100644
--- a/sound/soc/codecs/rt5659.c
+++ b/sound/soc/codecs/rt5659.c
@@ -2744,7 +2744,8 @@ static const struct snd_soc_dapm_widget rt5659_dapm_widgets[] = {
SND_SOC_DAPM_PRE_PMU),
SND_SOC_DAPM_PGA_S("HP Amp", 1, SND_SOC_NOPM, 0, 0, rt5659_hp_event,
SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU),
- SND_SOC_DAPM_PGA("LOUT Amp", SND_SOC_NOPM, 0, 0, NULL, 0),
+ SND_SOC_DAPM_PGA_S("LOUT Amp", 1, RT5659_PWR_ANLG_1, RT5659_PWR_LM_BIT,
+ 0, NULL, 0),
SND_SOC_DAPM_SUPPLY("Charge Pump", SND_SOC_NOPM, 0, 0,
rt5659_charge_pump_event, SND_SOC_DAPM_PRE_PMU |
@@ -3208,6 +3209,7 @@ static const struct snd_soc_dapm_route rt5659_dapm_routes[] = {
{ "LOUT R MIX", "OUTVOL R Switch", "OUTVOL R" },
{ "LOUT Amp", NULL, "LOUT L MIX" },
{ "LOUT Amp", NULL, "LOUT R MIX" },
+ { "LOUT Amp", NULL, "Charge Pump" },
{ "LOUT Amp", NULL, "SYS CLK DET" },
{ "LOUT L Playback", "Switch", "LOUT Amp" },
{ "LOUT R Playback", "Switch", "LOUT Amp" },
diff --git a/sound/soc/codecs/rt5663.c b/sound/soc/codecs/rt5663.c
index ab9e0ebff5a7..e45b895d8279 100644
--- a/sound/soc/codecs/rt5663.c
+++ b/sound/soc/codecs/rt5663.c
@@ -1639,7 +1639,8 @@ static irqreturn_t rt5663_irq(int irq, void *data)
{
struct rt5663_priv *rt5663 = data;
- dev_dbg(rt5663->codec->dev, "%s IRQ queue work\n", __func__);
+ dev_dbg(regmap_get_device(rt5663->regmap), "%s IRQ queue work\n",
+ __func__);
queue_delayed_work(system_wq, &rt5663->jack_detect_work,
msecs_to_jiffies(250));
diff --git a/sound/soc/codecs/tlv320aic26.h b/sound/soc/codecs/tlv320aic26.h
index 629b85e75409..1f2879b7a080 100644
--- a/sound/soc/codecs/tlv320aic26.h
+++ b/sound/soc/codecs/tlv320aic26.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Texas Instruments TLV320AIC26 low power audio CODEC
* register definitions
diff --git a/sound/soc/codecs/uda134x.h b/sound/soc/codecs/uda134x.h
index e41ab38c6f69..664618c2571c 100644
--- a/sound/soc/codecs/uda134x.h
+++ b/sound/soc/codecs/uda134x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _UDA134X_CODEC_H
#define _UDA134X_CODEC_H
diff --git a/sound/soc/codecs/wm8993.h b/sound/soc/codecs/wm8993.h
index 4478b40c86e3..91811aa158d8 100644
--- a/sound/soc/codecs/wm8993.h
+++ b/sound/soc/codecs/wm8993.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef WM8993_H
#define WM8993_H
diff --git a/sound/soc/codecs/wm9713.h b/sound/soc/codecs/wm9713.h
index 7ecffc563016..f0800dcca9b8 100644
--- a/sound/soc/codecs/wm9713.h
+++ b/sound/soc/codecs/wm9713.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* wm9713.h -- WM9713 Soc Audio driver
*/
diff --git a/sound/soc/davinci/Makefile b/sound/soc/davinci/Makefile
index f883933c1a19..23c6592eb31a 100644
--- a/sound/soc/davinci/Makefile
+++ b/sound/soc/davinci/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# DAVINCI Platform Support
snd-soc-edma-objs := edma-pcm.o
snd-soc-davinci-i2s-objs := davinci-i2s.o
diff --git a/sound/soc/fsl/Makefile b/sound/soc/fsl/Makefile
index d28dc25c9375..c67bf1139e1e 100644
--- a/sound/soc/fsl/Makefile
+++ b/sound/soc/fsl/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# MPC8610 HPCD Machine Support
snd-soc-mpc8610-hpcd-objs := mpc8610_hpcd.o
obj-$(CONFIG_SND_SOC_MPC8610_HPCD) += snd-soc-mpc8610-hpcd.o
diff --git a/sound/soc/fsl/imx-audmux.h b/sound/soc/fsl/imx-audmux.h
index 38a4209af7c6..f75b4d3aeacc 100644
--- a/sound/soc/fsl/imx-audmux.h
+++ b/sound/soc/fsl/imx-audmux.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __IMX_AUDMUX_H
#define __IMX_AUDMUX_H
diff --git a/sound/soc/fsl/mpc5200_dma.h b/sound/soc/fsl/mpc5200_dma.h
index dff253fde29a..d7ee33b5b9a8 100644
--- a/sound/soc/fsl/mpc5200_dma.h
+++ b/sound/soc/fsl/mpc5200_dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Freescale MPC5200 Audio DMA driver
*/
diff --git a/sound/soc/generic/Makefile b/sound/soc/generic/Makefile
index 9e000523a3b4..9dec293a4c4d 100644
--- a/sound/soc/generic/Makefile
+++ b/sound/soc/generic/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
snd-soc-simple-card-utils-objs := simple-card-utils.o
snd-soc-simple-card-objs := simple-card.o
snd-soc-simple-scu-card-objs := simple-scu-card.o
diff --git a/sound/soc/img/Makefile b/sound/soc/img/Makefile
index 0508c1ced636..3e7b0fd4fcbf 100644
--- a/sound/soc/img/Makefile
+++ b/sound/soc/img/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_SND_SOC_IMG_I2S_IN) += img-i2s-in.o
obj-$(CONFIG_SND_SOC_IMG_I2S_OUT) += img-i2s-out.o
obj-$(CONFIG_SND_SOC_IMG_PARALLEL_OUT) += img-parallel-out.o
diff --git a/sound/soc/intel/Makefile b/sound/soc/intel/Makefile
index cdd495f7ee2c..62f37ffffdf0 100644
--- a/sound/soc/intel/Makefile
+++ b/sound/soc/intel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Core support
obj-$(CONFIG_SND_SOC_INTEL_SST) += common/
diff --git a/sound/soc/intel/atom/Makefile b/sound/soc/intel/atom/Makefile
index aa6548c6feab..1dc60471b399 100644
--- a/sound/soc/intel/atom/Makefile
+++ b/sound/soc/intel/atom/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
snd-soc-sst-atom-hifi2-platform-objs := sst-mfld-platform-pcm.o \
sst-mfld-platform-compress.o \
sst-atom-controls.o
diff --git a/sound/soc/intel/atom/sst/Makefile b/sound/soc/intel/atom/sst/Makefile
index fd21726361b5..795d1cf8f386 100644
--- a/sound/soc/intel/atom/sst/Makefile
+++ b/sound/soc/intel/atom/sst/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
snd-intel-sst-core-objs := sst.o sst_ipc.o sst_stream.o sst_drv_interface.o sst_loader.o sst_pvt.o
snd-intel-sst-pci-objs += sst_pci.o
snd-intel-sst-acpi-objs += sst_acpi.o
diff --git a/sound/soc/intel/boards/Makefile b/sound/soc/intel/boards/Makefile
index a5c5bc5732a2..69d2dfaeb00c 100644
--- a/sound/soc/intel/boards/Makefile
+++ b/sound/soc/intel/boards/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
snd-soc-sst-haswell-objs := haswell.o
snd-soc-sst-byt-rt5640-mach-objs := byt-rt5640.o
snd-soc-sst-byt-max98090-mach-objs := byt-max98090.o
diff --git a/sound/soc/intel/common/Makefile b/sound/soc/intel/common/Makefile
index 1a35149bcad7..0e029f354f6b 100644
--- a/sound/soc/intel/common/Makefile
+++ b/sound/soc/intel/common/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
snd-soc-sst-dsp-objs := sst-dsp.o
snd-soc-sst-acpi-objs := sst-acpi.o
snd-soc-sst-match-objs := sst-match-acpi.o
diff --git a/sound/soc/intel/skylake/Makefile b/sound/soc/intel/skylake/Makefile
index 3380deb81015..d1ccbecd141f 100644
--- a/sound/soc/intel/skylake/Makefile
+++ b/sound/soc/intel/skylake/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
snd-soc-skl-objs := skl.o skl-pcm.o skl-nhlt.o skl-messages.o \
skl-topology.o
diff --git a/sound/soc/mediatek/mt8173/Makefile b/sound/soc/mediatek/mt8173/Makefile
index 0357b27d29f2..c1eed0d2653b 100644
--- a/sound/soc/mediatek/mt8173/Makefile
+++ b/sound/soc/mediatek/mt8173/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# MTK Platform Support
obj-$(CONFIG_SND_SOC_MT8173) += mt8173-afe-pcm.o
# Machine support
diff --git a/sound/soc/mxs/Makefile b/sound/soc/mxs/Makefile
index 565b5b51e8b7..ab0a9a553702 100644
--- a/sound/soc/mxs/Makefile
+++ b/sound/soc/mxs/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# MXS Platform Support
snd-soc-mxs-objs := mxs-saif.o
snd-soc-mxs-pcm-objs := mxs-pcm.o
diff --git a/sound/soc/nuc900/Makefile b/sound/soc/nuc900/Makefile
index 7e46c7150316..c7ba2b9549d2 100644
--- a/sound/soc/nuc900/Makefile
+++ b/sound/soc/nuc900/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# NUC900 series audio
snd-soc-nuc900-pcm-objs := nuc900-pcm.o
snd-soc-nuc900-ac97-objs := nuc900-ac97.o
diff --git a/sound/soc/omap/Makefile b/sound/soc/omap/Makefile
index db36fbd5d1a0..a6785dc4fc90 100644
--- a/sound/soc/omap/Makefile
+++ b/sound/soc/omap/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# OMAP Platform Support
snd-soc-omap-objs := omap-pcm.o
snd-soc-omap-dmic-objs := omap-dmic.o
diff --git a/sound/soc/pxa/Makefile b/sound/soc/pxa/Makefile
index 2cff67b61dc3..5b265662f04f 100644
--- a/sound/soc/pxa/Makefile
+++ b/sound/soc/pxa/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# PXA Platform Support
snd-soc-pxa2xx-objs := pxa2xx-pcm.o
snd-soc-pxa2xx-ac97-objs := pxa2xx-ac97.o
diff --git a/sound/soc/qcom/Makefile b/sound/soc/qcom/Makefile
index 79e5c50a8f71..d5280355c24f 100644
--- a/sound/soc/qcom/Makefile
+++ b/sound/soc/qcom/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Platform
snd-soc-lpass-cpu-objs := lpass-cpu.o
snd-soc-lpass-platform-objs := lpass-platform.o
diff --git a/sound/soc/rockchip/Makefile b/sound/soc/rockchip/Makefile
index 105f0e14a4ab..05b078e7b87f 100644
--- a/sound/soc/rockchip/Makefile
+++ b/sound/soc/rockchip/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# ROCKCHIP Platform Support
snd-soc-rockchip-i2s-objs := rockchip_i2s.o
snd-soc-rockchip-pdm-objs := rockchip_pdm.o
diff --git a/sound/soc/samsung/Makefile b/sound/soc/samsung/Makefile
index b6c2ee358333..030949e1e434 100644
--- a/sound/soc/samsung/Makefile
+++ b/sound/soc/samsung/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# S3c24XX Platform Support
snd-soc-s3c-dma-objs := dmaengine.o
snd-soc-idma-objs := idma.o
diff --git a/sound/soc/sh/Makefile b/sound/soc/sh/Makefile
index aaf3dcd1ee2a..51bd7c81671c 100644
--- a/sound/soc/sh/Makefile
+++ b/sound/soc/sh/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
## DMA engines
snd-soc-dma-sh7760-objs := dma-sh7760.o
obj-$(CONFIG_SND_SOC_PCM_SH7760) += snd-soc-dma-sh7760.o
diff --git a/sound/soc/sirf/Makefile b/sound/soc/sirf/Makefile
index dd917f20f12f..16ed11965ff9 100644
--- a/sound/soc/sirf/Makefile
+++ b/sound/soc/sirf/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
snd-soc-sirf-audio-objs := sirf-audio.o
snd-soc-sirf-audio-port-objs := sirf-audio-port.o
snd-soc-sirf-usp-objs := sirf-usp.o
diff --git a/sound/soc/soc-topology.c b/sound/soc/soc-topology.c
index dd471d2c0266..01a50413c66f 100644
--- a/sound/soc/soc-topology.c
+++ b/sound/soc/soc-topology.c
@@ -1301,7 +1301,7 @@ static struct snd_kcontrol_new *soc_tplg_dapm_widget_denum_create(
/* validate kcontrol */
if (strnlen(ec->hdr.name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) ==
SNDRV_CTL_ELEM_ID_NAME_MAXLEN)
- return NULL;
+ goto err;
se = kzalloc(sizeof(*se), GFP_KERNEL);
if (se == NULL)
@@ -1378,6 +1378,9 @@ err_se:
for (; i >= 0; i--) {
/* free values and texts */
se = (struct soc_enum *)kc[i].private_value;
+ if (!se)
+ continue;
+
kfree(se->dobj.control.dvalues);
for (j = 0; j < ec->items; j++)
kfree(se->dobj.control.dtexts[j]);
diff --git a/sound/soc/spear/Makefile b/sound/soc/spear/Makefile
index c4ea7161056c..31d9dae280e7 100644
--- a/sound/soc/spear/Makefile
+++ b/sound/soc/spear/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# SPEAR Platform Support
snd-soc-spear-pcm-objs := spear_pcm.o
snd-soc-spear-spdif-in-objs := spdif_in.o
diff --git a/sound/soc/stm/Makefile b/sound/soc/stm/Makefile
index 4ed22e648a9a..5b7f0fab0bd6 100644
--- a/sound/soc/stm/Makefile
+++ b/sound/soc/stm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# SAI
snd-soc-stm32-sai-sub-objs := stm32_sai_sub.o
obj-$(CONFIG_SND_SOC_STM32_SAI) += snd-soc-stm32-sai-sub.o
diff --git a/sound/soc/sunxi/Makefile b/sound/soc/sunxi/Makefile
index 1f1af6271731..4a9ef67386ca 100644
--- a/sound/soc/sunxi/Makefile
+++ b/sound/soc/sunxi/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_SND_SUN4I_CODEC) += sun4i-codec.o
obj-$(CONFIG_SND_SUN4I_I2S) += sun4i-i2s.o
obj-$(CONFIG_SND_SUN4I_SPDIF) += sun4i-spdif.o
diff --git a/sound/soc/tegra/Makefile b/sound/soc/tegra/Makefile
index f214a3fd0024..2329b72c93e3 100644
--- a/sound/soc/tegra/Makefile
+++ b/sound/soc/tegra/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Tegra platform Support
snd-soc-tegra-pcm-objs := tegra_pcm.o
snd-soc-tegra-utils-objs += tegra_asoc_utils.o
diff --git a/sound/soc/txx9/Makefile b/sound/soc/txx9/Makefile
index 551f16c0c4f9..37ad833eb329 100644
--- a/sound/soc/txx9/Makefile
+++ b/sound/soc/txx9/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Platform
snd-soc-txx9aclc-objs := txx9aclc.o
snd-soc-txx9aclc-ac97-objs := txx9aclc-ac97.o
diff --git a/sound/soc/ux500/Makefile b/sound/soc/ux500/Makefile
index cce0c11a4d86..e7d6de51b32b 100644
--- a/sound/soc/ux500/Makefile
+++ b/sound/soc/ux500/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Ux500 Platform Support
snd-soc-ux500-plat-msp-i2s-objs := ux500_msp_dai.o ux500_msp_i2s.o
diff --git a/sound/sparc/Makefile b/sound/sparc/Makefile
index 3cd89c67c2f2..e1f596571d7f 100644
--- a/sound/sparc/Makefile
+++ b/sound/sparc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for ALSA
# Copyright (c) 2002 by David S. Miller <davem@redhat.com>
diff --git a/sound/spi/Makefile b/sound/spi/Makefile
index 026fb73f887f..a3834919b0f6 100644
--- a/sound/spi/Makefile
+++ b/sound/spi/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for SPI drivers
snd-at73c213-objs := at73c213.o
diff --git a/sound/synth/Makefile b/sound/synth/Makefile
index 11eb06ac2eca..b9f71d5dbc8c 100644
--- a/sound/synth/Makefile
+++ b/sound/synth/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for ALSA
# Copyright (c) 2001 by Jaroslav Kysela <perex@perex.cz>
diff --git a/sound/synth/emux/Makefile b/sound/synth/emux/Makefile
index d1bac923eb1b..ed28c81ac12e 100644
--- a/sound/synth/emux/Makefile
+++ b/sound/synth/emux/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for ALSA
# Copyright (c) 2001 by Jaroslav Kysela <perex@perex.cz>
diff --git a/sound/usb/Makefile b/sound/usb/Makefile
index 42cb33b94f6a..05440e2df8d9 100644
--- a/sound/usb/Makefile
+++ b/sound/usb/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for ALSA
#
diff --git a/sound/usb/caiaq/audio.h b/sound/usb/caiaq/audio.h
index bdf155300a8a..869bf6264d6a 100644
--- a/sound/usb/caiaq/audio.h
+++ b/sound/usb/caiaq/audio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef CAIAQ_AUDIO_H
#define CAIAQ_AUDIO_H
diff --git a/sound/usb/caiaq/control.h b/sound/usb/caiaq/control.h
index 501c4883aef6..cb204fd45858 100644
--- a/sound/usb/caiaq/control.h
+++ b/sound/usb/caiaq/control.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef CAIAQ_CONTROL_H
#define CAIAQ_CONTROL_H
diff --git a/sound/usb/caiaq/device.c b/sound/usb/caiaq/device.c
index 0fb6b1b79261..d8409d9ae55b 100644
--- a/sound/usb/caiaq/device.c
+++ b/sound/usb/caiaq/device.c
@@ -469,10 +469,12 @@ static int init_card(struct snd_usb_caiaqdev *cdev)
err = snd_usb_caiaq_send_command(cdev, EP1_CMD_GET_DEVICE_INFO, NULL, 0);
if (err)
- return err;
+ goto err_kill_urb;
- if (!wait_event_timeout(cdev->ep1_wait_queue, cdev->spec_received, HZ))
- return -ENODEV;
+ if (!wait_event_timeout(cdev->ep1_wait_queue, cdev->spec_received, HZ)) {
+ err = -ENODEV;
+ goto err_kill_urb;
+ }
usb_string(usb_dev, usb_dev->descriptor.iManufacturer,
cdev->vendor_name, CAIAQ_USB_STR_LEN);
@@ -507,6 +509,10 @@ static int init_card(struct snd_usb_caiaqdev *cdev)
setup_card(cdev);
return 0;
+
+ err_kill_urb:
+ usb_kill_urb(&cdev->ep1_in_urb);
+ return err;
}
static int snd_probe(struct usb_interface *intf,
diff --git a/sound/usb/caiaq/device.h b/sound/usb/caiaq/device.h
index ab0f7520a99b..50fea085765b 100644
--- a/sound/usb/caiaq/device.h
+++ b/sound/usb/caiaq/device.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef CAIAQ_DEVICE_H
#define CAIAQ_DEVICE_H
diff --git a/sound/usb/caiaq/input.h b/sound/usb/caiaq/input.h
index 6014e2713a60..c42891e7be88 100644
--- a/sound/usb/caiaq/input.h
+++ b/sound/usb/caiaq/input.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef CAIAQ_INPUT_H
#define CAIAQ_INPUT_H
diff --git a/sound/usb/caiaq/midi.h b/sound/usb/caiaq/midi.h
index 60bf3442b283..a6ae0c22484d 100644
--- a/sound/usb/caiaq/midi.h
+++ b/sound/usb/caiaq/midi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef CAIAQ_MIDI_H
#define CAIAQ_MIDI_H
diff --git a/sound/usb/card.h b/sound/usb/card.h
index 111b0f009afa..ed87cc83eb47 100644
--- a/sound/usb/card.h
+++ b/sound/usb/card.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __USBAUDIO_CARD_H
#define __USBAUDIO_CARD_H
diff --git a/sound/usb/clock.h b/sound/usb/clock.h
index d592e4a29856..87557cae1a0b 100644
--- a/sound/usb/clock.h
+++ b/sound/usb/clock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __USBAUDIO_CLOCK_H
#define __USBAUDIO_CLOCK_H
diff --git a/sound/usb/debug.h b/sound/usb/debug.h
index 58030176f008..7dd983c35001 100644
--- a/sound/usb/debug.h
+++ b/sound/usb/debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __USBAUDIO_DEBUG_H
#define __USBAUDIO_DEBUG_H
diff --git a/sound/usb/endpoint.h b/sound/usb/endpoint.h
index 584f295d7c77..63a39d4fa8d8 100644
--- a/sound/usb/endpoint.h
+++ b/sound/usb/endpoint.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __USBAUDIO_ENDPOINT_H
#define __USBAUDIO_ENDPOINT_H
diff --git a/sound/usb/format.h b/sound/usb/format.h
index 4b8a01129f24..8c3ff9ce0824 100644
--- a/sound/usb/format.h
+++ b/sound/usb/format.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __USBAUDIO_FORMAT_H
#define __USBAUDIO_FORMAT_H
diff --git a/sound/usb/helper.h b/sound/usb/helper.h
index 805c300dd004..4463e6d6dcb3 100644
--- a/sound/usb/helper.h
+++ b/sound/usb/helper.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __USBAUDIO_HELPER_H
#define __USBAUDIO_HELPER_H
diff --git a/sound/usb/line6/Makefile b/sound/usb/line6/Makefile
index b8b3b2a543d8..4ba98eb32119 100644
--- a/sound/usb/line6/Makefile
+++ b/sound/usb/line6/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
snd-usb-line6-y := \
capture.o \
driver.o \
diff --git a/sound/usb/line6/driver.c b/sound/usb/line6/driver.c
index 0ff5a7d2e19f..c8f723c3a033 100644
--- a/sound/usb/line6/driver.c
+++ b/sound/usb/line6/driver.c
@@ -779,9 +779,10 @@ int line6_probe(struct usb_interface *interface,
return 0;
error:
- if (line6->disconnect)
- line6->disconnect(line6);
- snd_card_free(card);
+ /* we can call disconnect callback here because no close-sync is
+ * needed yet at this point
+ */
+ line6_disconnect(interface);
return ret;
}
EXPORT_SYMBOL_GPL(line6_probe);
diff --git a/sound/usb/line6/podhd.c b/sound/usb/line6/podhd.c
index 956f847a96e4..451007c27743 100644
--- a/sound/usb/line6/podhd.c
+++ b/sound/usb/line6/podhd.c
@@ -301,7 +301,8 @@ static void podhd_disconnect(struct usb_line6 *line6)
intf = usb_ifnum_to_if(line6->usbdev,
pod->line6.properties->ctrl_if);
- usb_driver_release_interface(&podhd_driver, intf);
+ if (intf)
+ usb_driver_release_interface(&podhd_driver, intf);
}
}
@@ -317,6 +318,9 @@ static int podhd_init(struct usb_line6 *line6,
line6->disconnect = podhd_disconnect;
+ init_timer(&pod->startup_timer);
+ INIT_WORK(&pod->startup_work, podhd_startup_workqueue);
+
if (pod->line6.properties->capabilities & LINE6_CAP_CONTROL) {
/* claim the data interface */
intf = usb_ifnum_to_if(line6->usbdev,
@@ -358,8 +362,6 @@ static int podhd_init(struct usb_line6 *line6,
}
/* init device and delay registering */
- init_timer(&pod->startup_timer);
- INIT_WORK(&pod->startup_work, podhd_startup_workqueue);
podhd_startup(pod);
return 0;
}
diff --git a/sound/usb/midi.h b/sound/usb/midi.h
index 5e25a3fd6c1d..8c38aec22999 100644
--- a/sound/usb/midi.h
+++ b/sound/usb/midi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __USBMIDI_H
#define __USBMIDI_H
diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c
index 9732edf77f86..91bc8f18791e 100644
--- a/sound/usb/mixer.c
+++ b/sound/usb/mixer.c
@@ -2234,6 +2234,9 @@ static int parse_audio_unit(struct mixer_build *state, int unitid)
static void snd_usb_mixer_free(struct usb_mixer_interface *mixer)
{
+ /* kill pending URBs */
+ snd_usb_mixer_disconnect(mixer);
+
kfree(mixer->id_elems);
if (mixer->urb) {
kfree(mixer->urb->transfer_buffer);
@@ -2584,8 +2587,13 @@ _error:
void snd_usb_mixer_disconnect(struct usb_mixer_interface *mixer)
{
- usb_kill_urb(mixer->urb);
- usb_kill_urb(mixer->rc_urb);
+ if (mixer->disconnected)
+ return;
+ if (mixer->urb)
+ usb_kill_urb(mixer->urb);
+ if (mixer->rc_urb)
+ usb_kill_urb(mixer->rc_urb);
+ mixer->disconnected = true;
}
#ifdef CONFIG_PM
diff --git a/sound/usb/mixer.h b/sound/usb/mixer.h
index 2b4b067646ab..ba27f7ade670 100644
--- a/sound/usb/mixer.h
+++ b/sound/usb/mixer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __USBMIXER_H
#define __USBMIXER_H
@@ -22,6 +23,8 @@ struct usb_mixer_interface {
struct urb *rc_urb;
struct usb_ctrlrequest *rc_setup_packet;
u8 rc_buffer[6];
+
+ bool disconnected;
};
#define MAX_CHANNELS 16 /* max logical channels */
diff --git a/sound/usb/mixer_quirks.h b/sound/usb/mixer_quirks.h
index 177c329cd4dd..b5abd328a361 100644
--- a/sound/usb/mixer_quirks.h
+++ b/sound/usb/mixer_quirks.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef SND_USB_MIXER_QUIRKS_H
#define SND_USB_MIXER_QUIRKS_H
diff --git a/sound/usb/mixer_scarlett.h b/sound/usb/mixer_scarlett.h
index 19c592ab0332..bbf063b79370 100644
--- a/sound/usb/mixer_scarlett.h
+++ b/sound/usb/mixer_scarlett.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __USB_MIXER_SCARLETT_H
#define __USB_MIXER_SCARLETT_H
diff --git a/sound/usb/mixer_us16x08.h b/sound/usb/mixer_us16x08.h
index a6312fb0f962..56ff16c0698f 100644
--- a/sound/usb/mixer_us16x08.h
+++ b/sound/usb/mixer_us16x08.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __USB_MIXER_US16X08_H
#define __USB_MIXER_US16X08_H
diff --git a/sound/usb/pcm.h b/sound/usb/pcm.h
index df7a003682ad..35740d5ef268 100644
--- a/sound/usb/pcm.h
+++ b/sound/usb/pcm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __USBAUDIO_PCM_H
#define __USBAUDIO_PCM_H
diff --git a/sound/usb/power.h b/sound/usb/power.h
index 48ee51dcb71e..b2e25f60c5a2 100644
--- a/sound/usb/power.h
+++ b/sound/usb/power.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __USBAUDIO_POWER_H
#define __USBAUDIO_POWER_H
diff --git a/sound/usb/proc.h b/sound/usb/proc.h
index a45b765e4cf1..72b1b2d28b44 100644
--- a/sound/usb/proc.h
+++ b/sound/usb/proc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __USBAUDIO_PROC_H
#define __USBAUDIO_PROC_H
diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
index b8cb57aeec77..4f5f18f22974 100644
--- a/sound/usb/quirks.c
+++ b/sound/usb/quirks.c
@@ -1138,6 +1138,7 @@ bool snd_usb_get_sample_rate_quirk(struct snd_usb_audio *chip)
case USB_ID(0x047F, 0x0415): /* Plantronics BT-300 */
case USB_ID(0x047F, 0xAA05): /* Plantronics DA45 */
case USB_ID(0x047F, 0xC022): /* Plantronics C310 */
+ case USB_ID(0x047F, 0xC02F): /* Plantronics P610 */
case USB_ID(0x047F, 0xC036): /* Plantronics C520-M */
case USB_ID(0x04D8, 0xFEEA): /* Benchmark DAC1 Pre */
case USB_ID(0x0556, 0x0014): /* Phoenix Audio TMX320VC */
@@ -1353,6 +1354,7 @@ u64 snd_usb_interface_dsd_format_quirks(struct snd_usb_audio *chip,
case USB_ID(0x20b1, 0x2008): /* Matrix Audio X-Sabre */
case USB_ID(0x20b1, 0x300a): /* Matrix Audio Mini-i Pro */
case USB_ID(0x22d9, 0x0416): /* OPPO HA-1 */
+ case USB_ID(0x2772, 0x0230): /* Pro-Ject Pre Box S2 Digital */
if (fp->altsetting == 2)
return SNDRV_PCM_FMTBIT_DSD_U32_BE;
break;
diff --git a/sound/usb/quirks.h b/sound/usb/quirks.h
index 192ff5ce9452..b90c8b7caab5 100644
--- a/sound/usb/quirks.h
+++ b/sound/usb/quirks.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __USBAUDIO_QUIRKS_H
#define __USBAUDIO_QUIRKS_H
diff --git a/sound/usb/stream.h b/sound/usb/stream.h
index c97f679fc84f..d92e18d5818f 100644
--- a/sound/usb/stream.h
+++ b/sound/usb/stream.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __USBAUDIO_STREAM_H
#define __USBAUDIO_STREAM_H
diff --git a/sound/usb/usx2y/Makefile b/sound/usb/usx2y/Makefile
index 748933054b6c..cc4c2f1efab2 100644
--- a/sound/usb/usx2y/Makefile
+++ b/sound/usb/usx2y/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
snd-usb-usx2y-objs := usbusx2y.o usX2Yhwdep.o usx2yhwdeppcm.o
snd-usb-us122l-objs := us122l.o
diff --git a/sound/usb/usx2y/us122l.h b/sound/usb/usx2y/us122l.h
index 3e2a2d0041ee..34bea99d343c 100644
--- a/sound/usb/usx2y/us122l.h
+++ b/sound/usb/usx2y/us122l.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef US122L_H
#define US122L_H
diff --git a/sound/usb/usx2y/usX2Yhwdep.h b/sound/usb/usx2y/usX2Yhwdep.h
index c095d5bf1220..457199b5ed03 100644
--- a/sound/usb/usx2y/usX2Yhwdep.h
+++ b/sound/usb/usx2y/usX2Yhwdep.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef USX2YHWDEP_H
#define USX2YHWDEP_H
diff --git a/sound/usb/usx2y/usb_stream.h b/sound/usb/usx2y/usb_stream.h
index 90369001eab6..851358a8d709 100644
--- a/sound/usb/usx2y/usb_stream.h
+++ b/sound/usb/usx2y/usb_stream.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __USB_STREAM_H
#define __USB_STREAM_H
diff --git a/sound/usb/usx2y/usbusx2y.h b/sound/usb/usx2y/usbusx2y.h
index 6ae6b0806938..e0f77172ce8f 100644
--- a/sound/usb/usx2y/usbusx2y.h
+++ b/sound/usb/usx2y/usbusx2y.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef USBUSX2Y_H
#define USBUSX2Y_H
#include "../usbaudio.h"
diff --git a/sound/usb/usx2y/usx2yhwdeppcm.h b/sound/usb/usx2y/usx2yhwdeppcm.h
index 9c4fb84b2aa0..eb5a46466f0e 100644
--- a/sound/usb/usx2y/usx2yhwdeppcm.h
+++ b/sound/usb/usx2y/usx2yhwdeppcm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define MAXPACK 50
#define MAXBUFFERMS 100
#define MAXSTRIDE 3
diff --git a/tools/Makefile b/tools/Makefile
index 9dfede37c8ff..c4f41ef9a7a7 100644
--- a/tools/Makefile
+++ b/tools/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Some of the tools (perf) use same make variables
# as in kernel build.
export srctree=
diff --git a/tools/accounting/Makefile b/tools/accounting/Makefile
index 647c94a219bf..03687f19cbb1 100644
--- a/tools/accounting/Makefile
+++ b/tools/accounting/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
CC := $(CROSS_COMPILE)gcc
CFLAGS := -I../../usr/include
diff --git a/tools/accounting/getdelays.c b/tools/accounting/getdelays.c
index b5ca536e56a8..9f420d98b5fb 100644
--- a/tools/accounting/getdelays.c
+++ b/tools/accounting/getdelays.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* getdelays.c
*
* Utility to get per-pid and per-tgid delay accounting statistics
diff --git a/tools/arch/alpha/include/asm/barrier.h b/tools/arch/alpha/include/asm/barrier.h
index 95df19c95482..da8d6457ed4f 100644
--- a/tools/arch/alpha/include/asm/barrier.h
+++ b/tools/arch/alpha/include/asm/barrier.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __TOOLS_LINUX_ASM_ALPHA_BARRIER_H
#define __TOOLS_LINUX_ASM_ALPHA_BARRIER_H
diff --git a/tools/arch/alpha/include/uapi/asm/bitsperlong.h b/tools/arch/alpha/include/uapi/asm/bitsperlong.h
index ad57f7868203..6c5bf7d03f4e 100644
--- a/tools/arch/alpha/include/uapi/asm/bitsperlong.h
+++ b/tools/arch/alpha/include/uapi/asm/bitsperlong.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_ALPHA_BITSPERLONG_H
#define __ASM_ALPHA_BITSPERLONG_H
diff --git a/tools/arch/alpha/include/uapi/asm/mman.h b/tools/arch/alpha/include/uapi/asm/mman.h
index e38b64c82b97..c317d3e6867a 100644
--- a/tools/arch/alpha/include/uapi/asm/mman.h
+++ b/tools/arch/alpha/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef TOOLS_ARCH_ALPHA_UAPI_ASM_MMAN_FIX_H
#define TOOLS_ARCH_ALPHA_UAPI_ASM_MMAN_FIX_H
#define MADV_DODUMP 17
diff --git a/tools/arch/arc/include/uapi/asm/mman.h b/tools/arch/arc/include/uapi/asm/mman.h
index aa3acd2aa9af..81f0f9bf0c25 100644
--- a/tools/arch/arc/include/uapi/asm/mman.h
+++ b/tools/arch/arc/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef TOOLS_ARCH_ARC_UAPI_ASM_MMAN_FIX_H
#define TOOLS_ARCH_ARC_UAPI_ASM_MMAN_FIX_H
#include <uapi/asm-generic/mman.h>
diff --git a/tools/arch/arm/include/uapi/asm/kvm.h b/tools/arch/arm/include/uapi/asm/kvm.h
index 5db2d4c6a55f..1f57bbe82b6f 100644
--- a/tools/arch/arm/include/uapi/asm/kvm.h
+++ b/tools/arch/arm/include/uapi/asm/kvm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2012 - Virtual Open Systems and Columbia University
* Author: Christoffer Dall <c.dall@virtualopensystems.com>
diff --git a/tools/arch/arm/include/uapi/asm/mman.h b/tools/arch/arm/include/uapi/asm/mman.h
index 478f699f56fd..a6d46321e330 100644
--- a/tools/arch/arm/include/uapi/asm/mman.h
+++ b/tools/arch/arm/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef TOOLS_ARCH_ARM_UAPI_ASM_MMAN_FIX_H
#define TOOLS_ARCH_ARM_UAPI_ASM_MMAN_FIX_H
#include <uapi/asm-generic/mman.h>
diff --git a/tools/arch/arm/include/uapi/asm/perf_regs.h b/tools/arch/arm/include/uapi/asm/perf_regs.h
index ce59448458b2..a3c046174e6b 100644
--- a/tools/arch/arm/include/uapi/asm/perf_regs.h
+++ b/tools/arch/arm/include/uapi/asm/perf_regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_ARM_PERF_REGS_H
#define _ASM_ARM_PERF_REGS_H
diff --git a/tools/arch/arm64/include/asm/barrier.h b/tools/arch/arm64/include/asm/barrier.h
index a0483c8e0142..40bde6b23501 100644
--- a/tools/arch/arm64/include/asm/barrier.h
+++ b/tools/arch/arm64/include/asm/barrier.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TOOLS_LINUX_ASM_AARCH64_BARRIER_H
#define _TOOLS_LINUX_ASM_AARCH64_BARRIER_H
diff --git a/tools/arch/arm64/include/uapi/asm/bitsperlong.h b/tools/arch/arm64/include/uapi/asm/bitsperlong.h
index fce9c2924fa3..485d60bee26c 100644
--- a/tools/arch/arm64/include/uapi/asm/bitsperlong.h
+++ b/tools/arch/arm64/include/uapi/asm/bitsperlong.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2012 ARM Ltd.
*
diff --git a/tools/arch/arm64/include/uapi/asm/kvm.h b/tools/arch/arm64/include/uapi/asm/kvm.h
index 9f3ca24bbcc6..51149ec75fe4 100644
--- a/tools/arch/arm64/include/uapi/asm/kvm.h
+++ b/tools/arch/arm64/include/uapi/asm/kvm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (C) 2012,2013 - ARM Ltd
* Author: Marc Zyngier <marc.zyngier@arm.com>
diff --git a/tools/arch/arm64/include/uapi/asm/mman.h b/tools/arch/arm64/include/uapi/asm/mman.h
index 70fd3113710a..2ee288e447ec 100644
--- a/tools/arch/arm64/include/uapi/asm/mman.h
+++ b/tools/arch/arm64/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef TOOLS_ARCH_ARM64_UAPI_ASM_MMAN_FIX_H
#define TOOLS_ARCH_ARM64_UAPI_ASM_MMAN_FIX_H
#include <uapi/asm-generic/mman.h>
diff --git a/tools/arch/arm64/include/uapi/asm/perf_regs.h b/tools/arch/arm64/include/uapi/asm/perf_regs.h
index 172b8317ee49..d54daafa89e3 100644
--- a/tools/arch/arm64/include/uapi/asm/perf_regs.h
+++ b/tools/arch/arm64/include/uapi/asm/perf_regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_ARM64_PERF_REGS_H
#define _ASM_ARM64_PERF_REGS_H
diff --git a/tools/arch/frv/include/uapi/asm/bitsperlong.h b/tools/arch/frv/include/uapi/asm/bitsperlong.h
index 6dc0bb0c13b2..76da34b10f59 100644
--- a/tools/arch/frv/include/uapi/asm/bitsperlong.h
+++ b/tools/arch/frv/include/uapi/asm/bitsperlong.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/bitsperlong.h>
diff --git a/tools/arch/frv/include/uapi/asm/mman.h b/tools/arch/frv/include/uapi/asm/mman.h
index 5be78ac12464..5bc900b0bc78 100644
--- a/tools/arch/frv/include/uapi/asm/mman.h
+++ b/tools/arch/frv/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef TOOLS_ARCH_FRV_UAPI_ASM_MMAN_FIX_H
#define TOOLS_ARCH_FRV_UAPI_ASM_MMAN_FIX_H
#include <uapi/asm-generic/mman.h>
diff --git a/tools/arch/h8300/include/asm/bitsperlong.h b/tools/arch/h8300/include/asm/bitsperlong.h
index e140e46729ac..fa1508337ffc 100644
--- a/tools/arch/h8300/include/asm/bitsperlong.h
+++ b/tools/arch/h8300/include/asm/bitsperlong.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_H8300_BITS_PER_LONG
#define __ASM_H8300_BITS_PER_LONG
diff --git a/tools/arch/h8300/include/uapi/asm/mman.h b/tools/arch/h8300/include/uapi/asm/mman.h
index 9d9ac54d3c5a..be7bbe0528d1 100644
--- a/tools/arch/h8300/include/uapi/asm/mman.h
+++ b/tools/arch/h8300/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef TOOLS_ARCH_H8300_UAPI_ASM_MMAN_FIX_H
#define TOOLS_ARCH_H8300_UAPI_ASM_MMAN_FIX_H
#include <uapi/asm-generic/mman.h>
diff --git a/tools/arch/hexagon/include/uapi/asm/bitsperlong.h b/tools/arch/hexagon/include/uapi/asm/bitsperlong.h
index 4a658151383d..5adca0d26913 100644
--- a/tools/arch/hexagon/include/uapi/asm/bitsperlong.h
+++ b/tools/arch/hexagon/include/uapi/asm/bitsperlong.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (c) 2010-2011, The Linux Foundation. All rights reserved.
*
diff --git a/tools/arch/hexagon/include/uapi/asm/mman.h b/tools/arch/hexagon/include/uapi/asm/mman.h
index 102f3fae6085..cd59ba932b3a 100644
--- a/tools/arch/hexagon/include/uapi/asm/mman.h
+++ b/tools/arch/hexagon/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef TOOLS_ARCH_HEXAGON_UAPI_ASM_MMAN_FIX_H
#define TOOLS_ARCH_HEXAGON_UAPI_ASM_MMAN_FIX_H
#include <uapi/asm-generic/mman.h>
diff --git a/tools/arch/ia64/include/asm/barrier.h b/tools/arch/ia64/include/asm/barrier.h
index e4422b4b634e..d808ee0e77b5 100644
--- a/tools/arch/ia64/include/asm/barrier.h
+++ b/tools/arch/ia64/include/asm/barrier.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copied from the kernel sources to tools/:
*
diff --git a/tools/arch/ia64/include/uapi/asm/bitsperlong.h b/tools/arch/ia64/include/uapi/asm/bitsperlong.h
index ec4db3c970b7..1146d55563db 100644
--- a/tools/arch/ia64/include/uapi/asm/bitsperlong.h
+++ b/tools/arch/ia64/include/uapi/asm/bitsperlong.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_IA64_BITSPERLONG_H
#define __ASM_IA64_BITSPERLONG_H
diff --git a/tools/arch/ia64/include/uapi/asm/mman.h b/tools/arch/ia64/include/uapi/asm/mman.h
index 1d6e5ac6442d..2a19bb1db4ab 100644
--- a/tools/arch/ia64/include/uapi/asm/mman.h
+++ b/tools/arch/ia64/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef TOOLS_ARCH_IA64_UAPI_ASM_MMAN_FIX_H
#define TOOLS_ARCH_IA64_UAPI_ASM_MMAN_FIX_H
#include <uapi/asm-generic/mman.h>
diff --git a/tools/arch/m32r/include/uapi/asm/bitsperlong.h b/tools/arch/m32r/include/uapi/asm/bitsperlong.h
index 6dc0bb0c13b2..76da34b10f59 100644
--- a/tools/arch/m32r/include/uapi/asm/bitsperlong.h
+++ b/tools/arch/m32r/include/uapi/asm/bitsperlong.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/bitsperlong.h>
diff --git a/tools/arch/m32r/include/uapi/asm/mman.h b/tools/arch/m32r/include/uapi/asm/mman.h
index 1c29635bb73b..d19b82c9c290 100644
--- a/tools/arch/m32r/include/uapi/asm/mman.h
+++ b/tools/arch/m32r/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef TOOLS_ARCH_M32R_UAPI_ASM_MMAN_FIX_H
#define TOOLS_ARCH_M32R_UAPI_ASM_MMAN_FIX_H
#include <uapi/asm-generic/mman.h>
diff --git a/tools/arch/microblaze/include/uapi/asm/bitsperlong.h b/tools/arch/microblaze/include/uapi/asm/bitsperlong.h
index 6dc0bb0c13b2..76da34b10f59 100644
--- a/tools/arch/microblaze/include/uapi/asm/bitsperlong.h
+++ b/tools/arch/microblaze/include/uapi/asm/bitsperlong.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#include <asm-generic/bitsperlong.h>
diff --git a/tools/arch/microblaze/include/uapi/asm/mman.h b/tools/arch/microblaze/include/uapi/asm/mman.h
index 005cd50b50e1..f3f2103fd02c 100644
--- a/tools/arch/microblaze/include/uapi/asm/mman.h
+++ b/tools/arch/microblaze/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef TOOLS_ARCH_MICROBLAZE_UAPI_ASM_MMAN_FIX_H
#define TOOLS_ARCH_MICROBLAZE_UAPI_ASM_MMAN_FIX_H
#include <uapi/asm-generic/mman.h>
diff --git a/tools/arch/mips/include/asm/barrier.h b/tools/arch/mips/include/asm/barrier.h
index 80f96f7556e3..0d1191523cd0 100644
--- a/tools/arch/mips/include/asm/barrier.h
+++ b/tools/arch/mips/include/asm/barrier.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TOOLS_LINUX_ASM_MIPS_BARRIER_H
#define _TOOLS_LINUX_ASM_MIPS_BARRIER_H
/*
diff --git a/tools/arch/mips/include/uapi/asm/bitsperlong.h b/tools/arch/mips/include/uapi/asm/bitsperlong.h
index 3e4c10a8e787..7268380d8d28 100644
--- a/tools/arch/mips/include/uapi/asm/bitsperlong.h
+++ b/tools/arch/mips/include/uapi/asm/bitsperlong.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_MIPS_BITSPERLONG_H
#define __ASM_MIPS_BITSPERLONG_H
diff --git a/tools/arch/mips/include/uapi/asm/kvm.h b/tools/arch/mips/include/uapi/asm/kvm.h
index 6985eb59b085..d2714cc1cd93 100644
--- a/tools/arch/mips/include/uapi/asm/kvm.h
+++ b/tools/arch/mips/include/uapi/asm/kvm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
diff --git a/tools/arch/mips/include/uapi/asm/mman.h b/tools/arch/mips/include/uapi/asm/mman.h
index c02052965d50..de2206883abc 100644
--- a/tools/arch/mips/include/uapi/asm/mman.h
+++ b/tools/arch/mips/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef TOOLS_ARCH_MIPS_UAPI_ASM_MMAN_FIX_H
#define TOOLS_ARCH_MIPS_UAPI_ASM_MMAN_FIX_H
#define MADV_DODUMP 17
diff --git a/tools/arch/mn10300/include/uapi/asm/mman.h b/tools/arch/mn10300/include/uapi/asm/mman.h
index c1ea36d83acc..b9360639974f 100644
--- a/tools/arch/mn10300/include/uapi/asm/mman.h
+++ b/tools/arch/mn10300/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef TOOLS_ARCH_MN10300_UAPI_ASM_MMAN_FIX_H
#define TOOLS_ARCH_MN10300_UAPI_ASM_MMAN_FIX_H
#include <uapi/asm-generic/mman.h>
diff --git a/tools/arch/parisc/include/uapi/asm/bitsperlong.h b/tools/arch/parisc/include/uapi/asm/bitsperlong.h
index e0a23c7bdd43..23ac7562927a 100644
--- a/tools/arch/parisc/include/uapi/asm/bitsperlong.h
+++ b/tools/arch/parisc/include/uapi/asm/bitsperlong.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_PARISC_BITSPERLONG_H
#define __ASM_PARISC_BITSPERLONG_H
diff --git a/tools/arch/parisc/include/uapi/asm/mman.h b/tools/arch/parisc/include/uapi/asm/mman.h
index 286c0bd74573..1bd78758bde9 100644
--- a/tools/arch/parisc/include/uapi/asm/mman.h
+++ b/tools/arch/parisc/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef TOOLS_ARCH_PARISC_UAPI_ASM_MMAN_FIX_H
#define TOOLS_ARCH_PARISC_UAPI_ASM_MMAN_FIX_H
#define MADV_DODUMP 70
diff --git a/tools/arch/powerpc/include/asm/barrier.h b/tools/arch/powerpc/include/asm/barrier.h
index b23aee8e6d90..a634da05bc97 100644
--- a/tools/arch/powerpc/include/asm/barrier.h
+++ b/tools/arch/powerpc/include/asm/barrier.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copied from the kernel sources:
*
diff --git a/tools/arch/powerpc/include/uapi/asm/bitsperlong.h b/tools/arch/powerpc/include/uapi/asm/bitsperlong.h
index 5f1659032c40..46ece3ecff31 100644
--- a/tools/arch/powerpc/include/uapi/asm/bitsperlong.h
+++ b/tools/arch/powerpc/include/uapi/asm/bitsperlong.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_POWERPC_BITSPERLONG_H
#define __ASM_POWERPC_BITSPERLONG_H
diff --git a/tools/arch/powerpc/include/uapi/asm/kvm.h b/tools/arch/powerpc/include/uapi/asm/kvm.h
index 8cf8f0c96906..61d6049f4c1e 100644
--- a/tools/arch/powerpc/include/uapi/asm/kvm.h
+++ b/tools/arch/powerpc/include/uapi/asm/kvm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License, version 2, as
diff --git a/tools/arch/powerpc/include/uapi/asm/mman.h b/tools/arch/powerpc/include/uapi/asm/mman.h
index 761db43172fe..f33105bc5ca6 100644
--- a/tools/arch/powerpc/include/uapi/asm/mman.h
+++ b/tools/arch/powerpc/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef TOOLS_ARCH_POWERPC_UAPI_ASM_MMAN_FIX_H
#define TOOLS_ARCH_POWERPC_UAPI_ASM_MMAN_FIX_H
#define MAP_DENYWRITE 0x0800
diff --git a/tools/arch/powerpc/include/uapi/asm/perf_regs.h b/tools/arch/powerpc/include/uapi/asm/perf_regs.h
index 6a93209748a1..9e52c86ccbd3 100644
--- a/tools/arch/powerpc/include/uapi/asm/perf_regs.h
+++ b/tools/arch/powerpc/include/uapi/asm/perf_regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_POWERPC_PERF_REGS_H
#define _UAPI_ASM_POWERPC_PERF_REGS_H
diff --git a/tools/arch/s390/include/asm/barrier.h b/tools/arch/s390/include/asm/barrier.h
index f85141266b92..5030c99f47d2 100644
--- a/tools/arch/s390/include/asm/barrier.h
+++ b/tools/arch/s390/include/asm/barrier.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copied from the kernel sources:
*
diff --git a/tools/arch/s390/include/uapi/asm/bitsperlong.h b/tools/arch/s390/include/uapi/asm/bitsperlong.h
index e351ea2ad43e..d2bb620119bf 100644
--- a/tools/arch/s390/include/uapi/asm/bitsperlong.h
+++ b/tools/arch/s390/include/uapi/asm/bitsperlong.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_S390_BITSPERLONG_H
#define __ASM_S390_BITSPERLONG_H
diff --git a/tools/arch/s390/include/uapi/asm/kvm.h b/tools/arch/s390/include/uapi/asm/kvm.h
index cd7359e23d86..9ad172dcd912 100644
--- a/tools/arch/s390/include/uapi/asm/kvm.h
+++ b/tools/arch/s390/include/uapi/asm/kvm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_KVM_S390_H
#define __LINUX_KVM_S390_H
/*
diff --git a/tools/arch/s390/include/uapi/asm/kvm_perf.h b/tools/arch/s390/include/uapi/asm/kvm_perf.h
index 397282727e21..c36c97ffdc6f 100644
--- a/tools/arch/s390/include/uapi/asm/kvm_perf.h
+++ b/tools/arch/s390/include/uapi/asm/kvm_perf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Definitions for perf-kvm on s390
*
diff --git a/tools/arch/s390/include/uapi/asm/mman.h b/tools/arch/s390/include/uapi/asm/mman.h
index b03dea9e1f56..4ec32e4251a4 100644
--- a/tools/arch/s390/include/uapi/asm/mman.h
+++ b/tools/arch/s390/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef TOOLS_ARCH_S390_UAPI_ASM_MMAN_FIX_H
#define TOOLS_ARCH_S390_UAPI_ASM_MMAN_FIX_H
#include <uapi/asm-generic/mman.h>
diff --git a/tools/arch/s390/include/uapi/asm/sie.h b/tools/arch/s390/include/uapi/asm/sie.h
index 3ac634368939..6ca1e68d7103 100644
--- a/tools/arch/s390/include/uapi/asm/sie.h
+++ b/tools/arch/s390/include/uapi/asm/sie.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_S390_SIE_H
#define _UAPI_ASM_S390_SIE_H
diff --git a/tools/arch/score/include/uapi/asm/bitsperlong.h b/tools/arch/score/include/uapi/asm/bitsperlong.h
index 86ff337aa459..df48f2717da2 100644
--- a/tools/arch/score/include/uapi/asm/bitsperlong.h
+++ b/tools/arch/score/include/uapi/asm/bitsperlong.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_SCORE_BITSPERLONG_H
#define _ASM_SCORE_BITSPERLONG_H
diff --git a/tools/arch/score/include/uapi/asm/mman.h b/tools/arch/score/include/uapi/asm/mman.h
index 2f8fb89944fd..b4bd195a8586 100644
--- a/tools/arch/score/include/uapi/asm/mman.h
+++ b/tools/arch/score/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef TOOLS_ARCH_SCORE_UAPI_ASM_MMAN_FIX_H
#define TOOLS_ARCH_SCORE_UAPI_ASM_MMAN_FIX_H
#include <uapi/asm-generic/mman.h>
diff --git a/tools/arch/sh/include/asm/barrier.h b/tools/arch/sh/include/asm/barrier.h
index c18fd7599b97..bde5221af282 100644
--- a/tools/arch/sh/include/asm/barrier.h
+++ b/tools/arch/sh/include/asm/barrier.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copied from the kernel sources:
*
diff --git a/tools/arch/sh/include/uapi/asm/mman.h b/tools/arch/sh/include/uapi/asm/mman.h
index 26504f6f060e..88c0e2930c47 100644
--- a/tools/arch/sh/include/uapi/asm/mman.h
+++ b/tools/arch/sh/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef TOOLS_ARCH_SH_UAPI_ASM_MMAN_FIX_H
#define TOOLS_ARCH_SH_UAPI_ASM_MMAN_FIX_H
#include <uapi/asm-generic/mman.h>
diff --git a/tools/arch/sparc/include/asm/barrier.h b/tools/arch/sparc/include/asm/barrier.h
index 8c017b3b1391..95d1618465a6 100644
--- a/tools/arch/sparc/include/asm/barrier.h
+++ b/tools/arch/sparc/include/asm/barrier.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ___TOOLS_LINUX_ASM_SPARC_BARRIER_H
#define ___TOOLS_LINUX_ASM_SPARC_BARRIER_H
#if defined(__sparc__) && defined(__arch64__)
diff --git a/tools/arch/sparc/include/asm/barrier_32.h b/tools/arch/sparc/include/asm/barrier_32.h
index c5eadd0a7233..cc19ed1dde0b 100644
--- a/tools/arch/sparc/include/asm/barrier_32.h
+++ b/tools/arch/sparc/include/asm/barrier_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __TOOLS_PERF_SPARC_BARRIER_H
#define __TOOLS_PERF_SPARC_BARRIER_H
diff --git a/tools/arch/sparc/include/asm/barrier_64.h b/tools/arch/sparc/include/asm/barrier_64.h
index 9a7d7322c3f7..ba61344287d5 100644
--- a/tools/arch/sparc/include/asm/barrier_64.h
+++ b/tools/arch/sparc/include/asm/barrier_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __TOOLS_LINUX_SPARC64_BARRIER_H
#define __TOOLS_LINUX_SPARC64_BARRIER_H
diff --git a/tools/arch/sparc/include/uapi/asm/bitsperlong.h b/tools/arch/sparc/include/uapi/asm/bitsperlong.h
index b62dd907d7c3..3b4e61740b75 100644
--- a/tools/arch/sparc/include/uapi/asm/bitsperlong.h
+++ b/tools/arch/sparc/include/uapi/asm/bitsperlong.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_ALPHA_BITSPERLONG_H
#define __ASM_ALPHA_BITSPERLONG_H
diff --git a/tools/arch/sparc/include/uapi/asm/mman.h b/tools/arch/sparc/include/uapi/asm/mman.h
index 8640525de991..38920eed8cbf 100644
--- a/tools/arch/sparc/include/uapi/asm/mman.h
+++ b/tools/arch/sparc/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef TOOLS_ARCH_SPARC_UAPI_ASM_MMAN_FIX_H
#define TOOLS_ARCH_SPARC_UAPI_ASM_MMAN_FIX_H
#define MAP_DENYWRITE 0x0800
diff --git a/tools/arch/tile/include/asm/barrier.h b/tools/arch/tile/include/asm/barrier.h
index 7d3692c3d4ac..7ad02a591b43 100644
--- a/tools/arch/tile/include/asm/barrier.h
+++ b/tools/arch/tile/include/asm/barrier.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TOOLS_LINUX_ASM_TILE_BARRIER_H
#define _TOOLS_LINUX_ASM_TILE_BARRIER_H
/*
diff --git a/tools/arch/tile/include/uapi/asm/bitsperlong.h b/tools/arch/tile/include/uapi/asm/bitsperlong.h
index 58c771f2af2f..57cca78c0fbb 100644
--- a/tools/arch/tile/include/uapi/asm/bitsperlong.h
+++ b/tools/arch/tile/include/uapi/asm/bitsperlong.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright 2010 Tilera Corporation. All Rights Reserved.
*
diff --git a/tools/arch/tile/include/uapi/asm/mman.h b/tools/arch/tile/include/uapi/asm/mman.h
index 7116c4b928b3..65ec92925c6c 100644
--- a/tools/arch/tile/include/uapi/asm/mman.h
+++ b/tools/arch/tile/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef TOOLS_ARCH_TILE_UAPI_ASM_MMAN_FIX_H
#define TOOLS_ARCH_TILE_UAPI_ASM_MMAN_FIX_H
#define MAP_DENYWRITE 0x0800
diff --git a/tools/arch/x86/include/asm/atomic.h b/tools/arch/x86/include/asm/atomic.h
index 328eeceec709..7d8c3261a50d 100644
--- a/tools/arch/x86/include/asm/atomic.h
+++ b/tools/arch/x86/include/asm/atomic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TOOLS_LINUX_ASM_X86_ATOMIC_H
#define _TOOLS_LINUX_ASM_X86_ATOMIC_H
diff --git a/tools/arch/x86/include/asm/barrier.h b/tools/arch/x86/include/asm/barrier.h
index f366d8e550e4..8774dee27471 100644
--- a/tools/arch/x86/include/asm/barrier.h
+++ b/tools/arch/x86/include/asm/barrier.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TOOLS_LINUX_ASM_X86_BARRIER_H
#define _TOOLS_LINUX_ASM_X86_BARRIER_H
diff --git a/tools/arch/x86/include/asm/cmpxchg.h b/tools/arch/x86/include/asm/cmpxchg.h
index f5253260f3cc..0ed9ca2766ad 100644
--- a/tools/arch/x86/include/asm/cmpxchg.h
+++ b/tools/arch/x86/include/asm/cmpxchg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef TOOLS_ASM_X86_CMPXCHG_H
#define TOOLS_ASM_X86_CMPXCHG_H
diff --git a/tools/arch/x86/include/asm/cpufeatures.h b/tools/arch/x86/include/asm/cpufeatures.h
index 2519c6c801c9..793690fbda36 100644
--- a/tools/arch/x86/include/asm/cpufeatures.h
+++ b/tools/arch/x86/include/asm/cpufeatures.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_CPUFEATURES_H
#define _ASM_X86_CPUFEATURES_H
diff --git a/tools/arch/x86/include/asm/rmwcc.h b/tools/arch/x86/include/asm/rmwcc.h
index a6669bc06939..dc90c0c2fae3 100644
--- a/tools/arch/x86/include/asm/rmwcc.h
+++ b/tools/arch/x86/include/asm/rmwcc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TOOLS_LINUX_ASM_X86_RMWcc
#define _TOOLS_LINUX_ASM_X86_RMWcc
diff --git a/tools/arch/x86/include/asm/unistd_32.h b/tools/arch/x86/include/asm/unistd_32.h
index 0e4312ffc945..60a89dba01b6 100644
--- a/tools/arch/x86/include/asm/unistd_32.h
+++ b/tools/arch/x86/include/asm/unistd_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NR_perf_event_open
# define __NR_perf_event_open 336
#endif
diff --git a/tools/arch/x86/include/asm/unistd_64.h b/tools/arch/x86/include/asm/unistd_64.h
index dd56bb36132a..cb52a3a8b8fc 100644
--- a/tools/arch/x86/include/asm/unistd_64.h
+++ b/tools/arch/x86/include/asm/unistd_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NR_perf_event_open
# define __NR_perf_event_open 298
#endif
diff --git a/tools/arch/x86/include/uapi/asm/bitsperlong.h b/tools/arch/x86/include/uapi/asm/bitsperlong.h
index 6e23c543cd80..f8a92e0009d6 100644
--- a/tools/arch/x86/include/uapi/asm/bitsperlong.h
+++ b/tools/arch/x86/include/uapi/asm/bitsperlong.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_X86_BITSPERLONG_H
#define __ASM_X86_BITSPERLONG_H
diff --git a/tools/arch/x86/include/uapi/asm/kvm.h b/tools/arch/x86/include/uapi/asm/kvm.h
index c2824d02ba37..f3a960488eae 100644
--- a/tools/arch/x86/include/uapi/asm/kvm.h
+++ b/tools/arch/x86/include/uapi/asm/kvm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_X86_KVM_H
#define _ASM_X86_KVM_H
diff --git a/tools/arch/x86/include/uapi/asm/kvm_perf.h b/tools/arch/x86/include/uapi/asm/kvm_perf.h
index 3bb964f88aa1..125cf5cdf6c5 100644
--- a/tools/arch/x86/include/uapi/asm/kvm_perf.h
+++ b/tools/arch/x86/include/uapi/asm/kvm_perf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_X86_KVM_PERF_H
#define _ASM_X86_KVM_PERF_H
diff --git a/tools/arch/x86/include/uapi/asm/mman.h b/tools/arch/x86/include/uapi/asm/mman.h
index b73c1af8b1dd..8449778de2ed 100644
--- a/tools/arch/x86/include/uapi/asm/mman.h
+++ b/tools/arch/x86/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef TOOLS_ARCH_X86_UAPI_ASM_MMAN_FIX_H
#define TOOLS_ARCH_X86_UAPI_ASM_MMAN_FIX_H
#define MAP_32BIT 0x40
diff --git a/tools/arch/x86/include/uapi/asm/perf_regs.h b/tools/arch/x86/include/uapi/asm/perf_regs.h
index 3f2207bfd17b..f3329cabce5c 100644
--- a/tools/arch/x86/include/uapi/asm/perf_regs.h
+++ b/tools/arch/x86/include/uapi/asm/perf_regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_X86_PERF_REGS_H
#define _ASM_X86_PERF_REGS_H
diff --git a/tools/arch/x86/include/uapi/asm/svm.h b/tools/arch/x86/include/uapi/asm/svm.h
index 3725e145aa58..a9731f8a480f 100644
--- a/tools/arch/x86/include/uapi/asm/svm.h
+++ b/tools/arch/x86/include/uapi/asm/svm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__SVM_H
#define _UAPI__SVM_H
diff --git a/tools/arch/x86/include/uapi/asm/unistd.h b/tools/arch/x86/include/uapi/asm/unistd.h
index a26df0d75cd0..30d7d04d72d6 100644
--- a/tools/arch/x86/include/uapi/asm/unistd.h
+++ b/tools/arch/x86/include/uapi/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_X86_UNISTD_H
#define _UAPI_ASM_X86_UNISTD_H
diff --git a/tools/arch/x86/include/uapi/asm/vmx.h b/tools/arch/x86/include/uapi/asm/vmx.h
index 690a2dcf4078..f0b0c90dd398 100644
--- a/tools/arch/x86/include/uapi/asm/vmx.h
+++ b/tools/arch/x86/include/uapi/asm/vmx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* vmx.h: VMX Architecture related definitions
* Copyright (c) 2004, Intel Corporation.
diff --git a/tools/arch/x86/lib/memcpy_64.S b/tools/arch/x86/lib/memcpy_64.S
index 98dcc112b363..9a53a06e5a3e 100644
--- a/tools/arch/x86/lib/memcpy_64.S
+++ b/tools/arch/x86/lib/memcpy_64.S
@@ -4,6 +4,7 @@
#include <asm/errno.h>
#include <asm/cpufeatures.h>
#include <asm/alternative-asm.h>
+#include <asm/export.h>
/*
* We build a jump to memcpy_orig by default which gets NOPped out on
@@ -40,6 +41,8 @@ ENTRY(memcpy)
ret
ENDPROC(memcpy)
ENDPROC(__memcpy)
+EXPORT_SYMBOL(memcpy)
+EXPORT_SYMBOL(__memcpy)
/*
* memcpy_erms() - enhanced fast string memcpy. This is faster and
@@ -274,6 +277,7 @@ ENTRY(memcpy_mcsafe_unrolled)
xorq %rax, %rax
ret
ENDPROC(memcpy_mcsafe_unrolled)
+EXPORT_SYMBOL_GPL(memcpy_mcsafe_unrolled)
.section .fixup, "ax"
/* Return -EFAULT for any failure */
diff --git a/tools/arch/x86/lib/memset_64.S b/tools/arch/x86/lib/memset_64.S
index e1229ecd2a82..f8f3dc0a6690 100644
--- a/tools/arch/x86/lib/memset_64.S
+++ b/tools/arch/x86/lib/memset_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright 2002 Andi Kleen, SuSE Labs */
#include <linux/linkage.h>
diff --git a/tools/arch/xtensa/include/uapi/asm/mman.h b/tools/arch/xtensa/include/uapi/asm/mman.h
index 4453195c450c..34dde6f44dae 100644
--- a/tools/arch/xtensa/include/uapi/asm/mman.h
+++ b/tools/arch/xtensa/include/uapi/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef TOOLS_ARCH_XTENSA_UAPI_ASM_MMAN_FIX_H
#define TOOLS_ARCH_XTENSA_UAPI_ASM_MMAN_FIX_H
#define MADV_DODUMP 17
diff --git a/tools/build/Makefile b/tools/build/Makefile
index 477f00eda591..5eb4b5ad79cb 100644
--- a/tools/build/Makefile
+++ b/tools/build/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ifeq ($(srctree),)
srctree := $(patsubst %/,%,$(dir $(CURDIR)))
srctree := $(patsubst %/,%,$(dir $(srctree)))
diff --git a/tools/build/Makefile.build b/tools/build/Makefile.build
index c46b20e4ad87..cd72016c3cfa 100644
--- a/tools/build/Makefile.build
+++ b/tools/build/Makefile.build
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
###
# Main build makefile.
#
diff --git a/tools/build/feature/Makefile b/tools/build/feature/Makefile
index ee2546ddf028..96982640fbf8 100644
--- a/tools/build/feature/Makefile
+++ b/tools/build/feature/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
FILES= \
test-all.bin \
test-backtrace.bin \
diff --git a/tools/build/feature/test-all.c b/tools/build/feature/test-all.c
index b5cfc6445771..4112702e4aed 100644
--- a/tools/build/feature/test-all.c
+++ b/tools/build/feature/test-all.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* test-all.c: Try to build all the main testcases at once.
*
diff --git a/tools/build/feature/test-backtrace.c b/tools/build/feature/test-backtrace.c
index 7124aa1dc8fb..e9ddd27c69c3 100644
--- a/tools/build/feature/test-backtrace.c
+++ b/tools/build/feature/test-backtrace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <execinfo.h>
#include <stdio.h>
diff --git a/tools/build/feature/test-bionic.c b/tools/build/feature/test-bionic.c
index eac24e9513eb..4bcc9776504c 100644
--- a/tools/build/feature/test-bionic.c
+++ b/tools/build/feature/test-bionic.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <android/api-level.h>
int main(void)
diff --git a/tools/build/feature/test-bpf.c b/tools/build/feature/test-bpf.c
index da2172ff9662..82070eadfc07 100644
--- a/tools/build/feature/test-bpf.c
+++ b/tools/build/feature/test-bpf.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <asm/unistd.h>
#include <linux/bpf.h>
#include <unistd.h>
diff --git a/tools/build/feature/test-clang.cpp b/tools/build/feature/test-clang.cpp
index e23c1b1f1b91..a2b3f092d2f0 100644
--- a/tools/build/feature/test-clang.cpp
+++ b/tools/build/feature/test-clang.cpp
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "clang/Basic/VirtualFileSystem.h"
#include "clang/Driver/Driver.h"
#include "clang/Frontend/TextDiagnosticPrinter.h"
diff --git a/tools/build/feature/test-compile.c b/tools/build/feature/test-compile.c
index c54e6551ae4c..9821b8271dee 100644
--- a/tools/build/feature/test-compile.c
+++ b/tools/build/feature/test-compile.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
int main(void)
{
diff --git a/tools/build/feature/test-cplus-demangle.c b/tools/build/feature/test-cplus-demangle.c
index 610c686e0009..2ba56474ab71 100644
--- a/tools/build/feature/test-cplus-demangle.c
+++ b/tools/build/feature/test-cplus-demangle.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
extern int printf(const char *format, ...);
extern char *cplus_demangle(const char *, int);
diff --git a/tools/build/feature/test-cxx.cpp b/tools/build/feature/test-cxx.cpp
index b1dee9a31d6c..396aaedd2418 100644
--- a/tools/build/feature/test-cxx.cpp
+++ b/tools/build/feature/test-cxx.cpp
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <iostream>
#include <memory>
diff --git a/tools/build/feature/test-dwarf.c b/tools/build/feature/test-dwarf.c
index 3fc1801ce4a9..8d474bd7371b 100644
--- a/tools/build/feature/test-dwarf.c
+++ b/tools/build/feature/test-dwarf.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dwarf.h>
#include <elfutils/libdw.h>
#include <elfutils/version.h>
diff --git a/tools/build/feature/test-dwarf_getlocations.c b/tools/build/feature/test-dwarf_getlocations.c
index 70162699dd43..78fb4a1fa68c 100644
--- a/tools/build/feature/test-dwarf_getlocations.c
+++ b/tools/build/feature/test-dwarf_getlocations.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdlib.h>
#include <elfutils/libdw.h>
diff --git a/tools/build/feature/test-get_cpuid.c b/tools/build/feature/test-get_cpuid.c
index d7a2c407130d..bb4f065f28a6 100644
--- a/tools/build/feature/test-get_cpuid.c
+++ b/tools/build/feature/test-get_cpuid.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <cpuid.h>
int main(void)
diff --git a/tools/build/feature/test-glibc.c b/tools/build/feature/test-glibc.c
index 9367f7586676..9ab8e90e7b88 100644
--- a/tools/build/feature/test-glibc.c
+++ b/tools/build/feature/test-glibc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdlib.h>
#if !defined(__UCLIBC__)
diff --git a/tools/build/feature/test-gtk2-infobar.c b/tools/build/feature/test-gtk2-infobar.c
index 397b4646d066..b1b716dd5733 100644
--- a/tools/build/feature/test-gtk2-infobar.c
+++ b/tools/build/feature/test-gtk2-infobar.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#pragma GCC diagnostic ignored "-Wstrict-prototypes"
#include <gtk/gtk.h>
#pragma GCC diagnostic error "-Wstrict-prototypes"
diff --git a/tools/build/feature/test-gtk2.c b/tools/build/feature/test-gtk2.c
index 6bd80e509439..2aaf4bfc2055 100644
--- a/tools/build/feature/test-gtk2.c
+++ b/tools/build/feature/test-gtk2.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#pragma GCC diagnostic ignored "-Wstrict-prototypes"
#include <gtk/gtk.h>
#pragma GCC diagnostic error "-Wstrict-prototypes"
diff --git a/tools/build/feature/test-jvmti.c b/tools/build/feature/test-jvmti.c
index 1c665f09b9d6..5cf31192f204 100644
--- a/tools/build/feature/test-jvmti.c
+++ b/tools/build/feature/test-jvmti.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <jvmti.h>
#include <jvmticmlr.h>
diff --git a/tools/build/feature/test-libaudit.c b/tools/build/feature/test-libaudit.c
index afc019f08641..f5b0863fa1ec 100644
--- a/tools/build/feature/test-libaudit.c
+++ b/tools/build/feature/test-libaudit.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <libaudit.h>
extern int printf(const char *format, ...);
diff --git a/tools/build/feature/test-libbabeltrace.c b/tools/build/feature/test-libbabeltrace.c
index 9cf802a04885..10bb69d55694 100644
--- a/tools/build/feature/test-libbabeltrace.c
+++ b/tools/build/feature/test-libbabeltrace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <babeltrace/ctf-writer/writer.h>
#include <babeltrace/ctf-ir/stream-class.h>
diff --git a/tools/build/feature/test-libbfd.c b/tools/build/feature/test-libbfd.c
index 24059907e990..afa46b0465cd 100644
--- a/tools/build/feature/test-libbfd.c
+++ b/tools/build/feature/test-libbfd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <bfd.h>
extern int printf(const char *format, ...);
diff --git a/tools/build/feature/test-libcrypto.c b/tools/build/feature/test-libcrypto.c
index bd79dc7f28d3..a98174e0569c 100644
--- a/tools/build/feature/test-libcrypto.c
+++ b/tools/build/feature/test-libcrypto.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <openssl/sha.h>
#include <openssl/md5.h>
diff --git a/tools/build/feature/test-libdw-dwarf-unwind.c b/tools/build/feature/test-libdw-dwarf-unwind.c
index f676a3ff442a..ed03d9505609 100644
--- a/tools/build/feature/test-libdw-dwarf-unwind.c
+++ b/tools/build/feature/test-libdw-dwarf-unwind.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <elfutils/libdwfl.h>
diff --git a/tools/build/feature/test-libelf-gelf_getnote.c b/tools/build/feature/test-libelf-gelf_getnote.c
index d78cf4d5271f..075d062fe841 100644
--- a/tools/build/feature/test-libelf-gelf_getnote.c
+++ b/tools/build/feature/test-libelf-gelf_getnote.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdlib.h>
#include <gelf.h>
diff --git a/tools/build/feature/test-libelf-getphdrnum.c b/tools/build/feature/test-libelf-getphdrnum.c
index d710459306c3..96a7f8d30a59 100644
--- a/tools/build/feature/test-libelf-getphdrnum.c
+++ b/tools/build/feature/test-libelf-getphdrnum.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <libelf.h>
int main(void)
diff --git a/tools/build/feature/test-libelf-getshdrstrndx.c b/tools/build/feature/test-libelf-getshdrstrndx.c
index f0c3b47cce28..ae9f2fff5af0 100644
--- a/tools/build/feature/test-libelf-getshdrstrndx.c
+++ b/tools/build/feature/test-libelf-getshdrstrndx.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <libelf.h>
int main(void)
diff --git a/tools/build/feature/test-libelf-mmap.c b/tools/build/feature/test-libelf-mmap.c
index 564427d7ef18..2c3ef81affe2 100644
--- a/tools/build/feature/test-libelf-mmap.c
+++ b/tools/build/feature/test-libelf-mmap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <libelf.h>
int main(void)
diff --git a/tools/build/feature/test-libelf.c b/tools/build/feature/test-libelf.c
index 08db322d8957..905044127d56 100644
--- a/tools/build/feature/test-libelf.c
+++ b/tools/build/feature/test-libelf.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <libelf.h>
int main(void)
diff --git a/tools/build/feature/test-libnuma.c b/tools/build/feature/test-libnuma.c
index 4763d9cd587d..b3aa59f8b3cb 100644
--- a/tools/build/feature/test-libnuma.c
+++ b/tools/build/feature/test-libnuma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <numa.h>
#include <numaif.h>
diff --git a/tools/build/feature/test-libperl.c b/tools/build/feature/test-libperl.c
index 8871f6a0fdb4..0415f437eb31 100644
--- a/tools/build/feature/test-libperl.c
+++ b/tools/build/feature/test-libperl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <EXTERN.h>
#include <perl.h>
diff --git a/tools/build/feature/test-libpython-version.c b/tools/build/feature/test-libpython-version.c
index facea122d812..47714b942d4d 100644
--- a/tools/build/feature/test-libpython-version.c
+++ b/tools/build/feature/test-libpython-version.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <Python.h>
#if PY_VERSION_HEX >= 0x03000000
diff --git a/tools/build/feature/test-libpython.c b/tools/build/feature/test-libpython.c
index b24b28ad6324..0c1641b0d9a7 100644
--- a/tools/build/feature/test-libpython.c
+++ b/tools/build/feature/test-libpython.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <Python.h>
int main(void)
diff --git a/tools/build/feature/test-libslang.c b/tools/build/feature/test-libslang.c
index 22ff22ed94d1..9cbff8d1df53 100644
--- a/tools/build/feature/test-libslang.c
+++ b/tools/build/feature/test-libslang.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <slang.h>
int main(void)
diff --git a/tools/build/feature/test-libunwind-aarch64.c b/tools/build/feature/test-libunwind-aarch64.c
index fc03fb64e8c1..323803f49212 100644
--- a/tools/build/feature/test-libunwind-aarch64.c
+++ b/tools/build/feature/test-libunwind-aarch64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <libunwind-aarch64.h>
#include <stdlib.h>
diff --git a/tools/build/feature/test-libunwind-arm.c b/tools/build/feature/test-libunwind-arm.c
index 632d95ec641f..cb378b7d6866 100644
--- a/tools/build/feature/test-libunwind-arm.c
+++ b/tools/build/feature/test-libunwind-arm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <libunwind-arm.h>
#include <stdlib.h>
diff --git a/tools/build/feature/test-libunwind-debug-frame-aarch64.c b/tools/build/feature/test-libunwind-debug-frame-aarch64.c
index 22844673fc26..36d6646c185e 100644
--- a/tools/build/feature/test-libunwind-debug-frame-aarch64.c
+++ b/tools/build/feature/test-libunwind-debug-frame-aarch64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <libunwind-aarch64.h>
#include <stdlib.h>
diff --git a/tools/build/feature/test-libunwind-debug-frame-arm.c b/tools/build/feature/test-libunwind-debug-frame-arm.c
index f98859684fee..8696e48e1268 100644
--- a/tools/build/feature/test-libunwind-debug-frame-arm.c
+++ b/tools/build/feature/test-libunwind-debug-frame-arm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <libunwind-arm.h>
#include <stdlib.h>
diff --git a/tools/build/feature/test-libunwind-debug-frame.c b/tools/build/feature/test-libunwind-debug-frame.c
index 0ef8087a104a..efb55cdd8d01 100644
--- a/tools/build/feature/test-libunwind-debug-frame.c
+++ b/tools/build/feature/test-libunwind-debug-frame.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <libunwind.h>
#include <stdlib.h>
diff --git a/tools/build/feature/test-libunwind-x86.c b/tools/build/feature/test-libunwind-x86.c
index 3561edce305e..e5e0f6c89637 100644
--- a/tools/build/feature/test-libunwind-x86.c
+++ b/tools/build/feature/test-libunwind-x86.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <libunwind-x86.h>
#include <stdlib.h>
diff --git a/tools/build/feature/test-libunwind-x86_64.c b/tools/build/feature/test-libunwind-x86_64.c
index 5add2517b2a1..62ae4db597dc 100644
--- a/tools/build/feature/test-libunwind-x86_64.c
+++ b/tools/build/feature/test-libunwind-x86_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <libunwind-x86_64.h>
#include <stdlib.h>
diff --git a/tools/build/feature/test-libunwind.c b/tools/build/feature/test-libunwind.c
index 43b9369bcab7..53fd26614ff0 100644
--- a/tools/build/feature/test-libunwind.c
+++ b/tools/build/feature/test-libunwind.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <libunwind.h>
#include <stdlib.h>
diff --git a/tools/build/feature/test-llvm-version.cpp b/tools/build/feature/test-llvm-version.cpp
index 896d31724568..8a091625446a 100644
--- a/tools/build/feature/test-llvm-version.cpp
+++ b/tools/build/feature/test-llvm-version.cpp
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <cstdio>
#include "llvm/Config/llvm-config.h"
diff --git a/tools/build/feature/test-llvm.cpp b/tools/build/feature/test-llvm.cpp
index 455a332dc8a8..88a3d1bdd9f6 100644
--- a/tools/build/feature/test-llvm.cpp
+++ b/tools/build/feature/test-llvm.cpp
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "llvm/Support/ManagedStatic.h"
#include "llvm/Support/raw_ostream.h"
#define NUM_VERSION (((LLVM_VERSION_MAJOR) << 16) + (LLVM_VERSION_MINOR << 8) + LLVM_VERSION_PATCH)
diff --git a/tools/build/feature/test-lzma.c b/tools/build/feature/test-lzma.c
index 95adc8ced3dd..78682bb01d57 100644
--- a/tools/build/feature/test-lzma.c
+++ b/tools/build/feature/test-lzma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <lzma.h>
int main(void)
diff --git a/tools/build/feature/test-numa_num_possible_cpus.c b/tools/build/feature/test-numa_num_possible_cpus.c
index 2606e94b0659..573d07b9c570 100644
--- a/tools/build/feature/test-numa_num_possible_cpus.c
+++ b/tools/build/feature/test-numa_num_possible_cpus.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <numa.h>
int main(void)
diff --git a/tools/build/feature/test-pthread-attr-setaffinity-np.c b/tools/build/feature/test-pthread-attr-setaffinity-np.c
index fdada5e8d454..38c71131c452 100644
--- a/tools/build/feature/test-pthread-attr-setaffinity-np.c
+++ b/tools/build/feature/test-pthread-attr-setaffinity-np.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdint.h>
#include <pthread.h>
#include <sched.h>
diff --git a/tools/build/feature/test-sched_getcpu.c b/tools/build/feature/test-sched_getcpu.c
index 9c6b4cbffb1c..e448deb4124c 100644
--- a/tools/build/feature/test-sched_getcpu.c
+++ b/tools/build/feature/test-sched_getcpu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#endif
diff --git a/tools/build/feature/test-sdt.c b/tools/build/feature/test-sdt.c
index e4531a6e80ea..22737b0dadc8 100644
--- a/tools/build/feature/test-sdt.c
+++ b/tools/build/feature/test-sdt.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <sys/sdt.h>
int main(void)
diff --git a/tools/build/feature/test-stackprotector-all.c b/tools/build/feature/test-stackprotector-all.c
index c9f398d87868..c8a57194f9f2 100644
--- a/tools/build/feature/test-stackprotector-all.c
+++ b/tools/build/feature/test-stackprotector-all.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
int main(void)
diff --git a/tools/build/feature/test-sync-compare-and-swap.c b/tools/build/feature/test-sync-compare-and-swap.c
index c34d4ca4af56..1e38d1930a97 100644
--- a/tools/build/feature/test-sync-compare-and-swap.c
+++ b/tools/build/feature/test-sync-compare-and-swap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdint.h>
volatile uint64_t x;
diff --git a/tools/build/feature/test-timerfd.c b/tools/build/feature/test-timerfd.c
index 8c5c083b4d3c..9c72c697a9df 100644
--- a/tools/build/feature/test-timerfd.c
+++ b/tools/build/feature/test-timerfd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* test for timerfd functions used by perf-kvm-stat-live
*/
diff --git a/tools/build/feature/test-zlib.c b/tools/build/feature/test-zlib.c
index e111fff6240e..da6c35794b93 100644
--- a/tools/build/feature/test-zlib.c
+++ b/tools/build/feature/test-zlib.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <zlib.h>
int main(void)
diff --git a/tools/build/fixdep.c b/tools/build/fixdep.c
index 734d1547cbae..2501fea7aa3e 100644
--- a/tools/build/fixdep.c
+++ b/tools/build/fixdep.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* "Optimize" a list of dependencies as spit out by gcc -MD
* for the build framework.
diff --git a/tools/build/tests/ex/Makefile b/tools/build/tests/ex/Makefile
index 027d6c8a58a7..fee032e06a85 100644
--- a/tools/build/tests/ex/Makefile
+++ b/tools/build/tests/ex/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
export srctree := $(abspath ../../../..)
export CC := gcc
export LD := ld
diff --git a/tools/build/tests/ex/a.c b/tools/build/tests/ex/a.c
index 851762798c83..66017a9f40b6 100644
--- a/tools/build/tests/ex/a.c
+++ b/tools/build/tests/ex/a.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
int a(void)
{
diff --git a/tools/build/tests/ex/arch/e.c b/tools/build/tests/ex/arch/e.c
index beaa4a1d7ba8..f6ef585b570c 100644
--- a/tools/build/tests/ex/arch/e.c
+++ b/tools/build/tests/ex/arch/e.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
int e(void)
{
diff --git a/tools/build/tests/ex/arch/f.c b/tools/build/tests/ex/arch/f.c
index 7c3e9e9da5b7..bffd9c67e9af 100644
--- a/tools/build/tests/ex/arch/f.c
+++ b/tools/build/tests/ex/arch/f.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
int f(void)
{
diff --git a/tools/build/tests/ex/b.c b/tools/build/tests/ex/b.c
index c24ff9ca9a97..2b29fb4d3c20 100644
--- a/tools/build/tests/ex/b.c
+++ b/tools/build/tests/ex/b.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
int b(void)
{
diff --git a/tools/build/tests/ex/c.c b/tools/build/tests/ex/c.c
index e216d0217499..a63b20ab83d5 100644
--- a/tools/build/tests/ex/c.c
+++ b/tools/build/tests/ex/c.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
int c(void)
{
diff --git a/tools/build/tests/ex/d.c b/tools/build/tests/ex/d.c
index 80dc0f06151b..e114e8dca0b6 100644
--- a/tools/build/tests/ex/d.c
+++ b/tools/build/tests/ex/d.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
int d(void)
{
diff --git a/tools/build/tests/ex/ex.c b/tools/build/tests/ex/ex.c
index 57de6074d252..3c02756ef912 100644
--- a/tools/build/tests/ex/ex.c
+++ b/tools/build/tests/ex/ex.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
int a(void);
int b(void);
diff --git a/tools/build/tests/ex/inc.c b/tools/build/tests/ex/inc.c
index c20f1e9033a3..3636ab5bf339 100644
--- a/tools/build/tests/ex/inc.c
+++ b/tools/build/tests/ex/inc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#ifdef INCLUDE
#include "krava.h"
#endif
diff --git a/tools/build/tests/run.sh b/tools/build/tests/run.sh
index 44d2a0fade67..2c54e4d43546 100755
--- a/tools/build/tests/run.sh
+++ b/tools/build/tests/run.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
function test_ex {
make -C ex V=1 clean > ex.out 2>&1
diff --git a/tools/cgroup/Makefile b/tools/cgroup/Makefile
index b4286196b763..860fa151640a 100644
--- a/tools/cgroup/Makefile
+++ b/tools/cgroup/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for cgroup tools
CC = $(CROSS_COMPILE)gcc
diff --git a/tools/cgroup/cgroup_event_listener.c b/tools/cgroup/cgroup_event_listener.c
index 4eb5507205c9..3d70dc831a76 100644
--- a/tools/cgroup/cgroup_event_listener.c
+++ b/tools/cgroup/cgroup_event_listener.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* cgroup_event_listener.c - Simple listener of cgroup events
*
diff --git a/tools/firewire/Makefile b/tools/firewire/Makefile
index 81767adaae7d..67b6e9fca83c 100644
--- a/tools/firewire/Makefile
+++ b/tools/firewire/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
prefix = /usr
nosy-dump-version = 0.4
diff --git a/tools/firewire/decode-fcp.c b/tools/firewire/decode-fcp.c
index e41223b6a4c8..b67ebc88434d 100644
--- a/tools/firewire/decode-fcp.c
+++ b/tools/firewire/decode-fcp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/firewire-constants.h>
#include <stdio.h>
#include <stdlib.h>
diff --git a/tools/firewire/list.h b/tools/firewire/list.h
index 41f4bdadf634..6278d08e99e3 100644
--- a/tools/firewire/list.h
+++ b/tools/firewire/list.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
struct list {
struct list *next, *prev;
};
diff --git a/tools/firewire/nosy-dump.h b/tools/firewire/nosy-dump.h
index 3a4b5b33ba5d..69e5e594f284 100644
--- a/tools/firewire/nosy-dump.h
+++ b/tools/firewire/nosy-dump.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __nosy_dump_h__
#define __nosy_dump_h__
diff --git a/tools/gpio/Makefile b/tools/gpio/Makefile
index b4401536cfa9..805a2c0cf4cd 100644
--- a/tools/gpio/Makefile
+++ b/tools/gpio/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
include ../scripts/Makefile.include
bindir ?= /usr/bin
diff --git a/tools/hv/Makefile b/tools/hv/Makefile
index 0d1e61b81844..31503819454d 100644
--- a/tools/hv/Makefile
+++ b/tools/hv/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for Hyper-V tools
CC = $(CROSS_COMPILE)gcc
diff --git a/tools/hv/hv_get_dhcp_info.sh b/tools/hv/hv_get_dhcp_info.sh
index ccd3e9532764..c38686c44656 100755
--- a/tools/hv/hv_get_dhcp_info.sh
+++ b/tools/hv/hv_get_dhcp_info.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
# This example script retrieves the DHCP state of a given interface.
# In the interest of keeping the KVP daemon code free of distro specific
diff --git a/tools/hv/hv_set_ifconfig.sh b/tools/hv/hv_set_ifconfig.sh
index 735aafd64a3f..7ed9f85ef908 100755
--- a/tools/hv/hv_set_ifconfig.sh
+++ b/tools/hv/hv_set_ifconfig.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
# This example script activates an interface based on the specified
# configuration.
diff --git a/tools/hv/lsvmbus b/tools/hv/lsvmbus
index e8fecd61871f..353e56768df8 100644
--- a/tools/hv/lsvmbus
+++ b/tools/hv/lsvmbus
@@ -1,4 +1,5 @@
#!/usr/bin/env python
+# SPDX-License-Identifier: GPL-2.0
import os
from optparse import OptionParser
diff --git a/tools/iio/Makefile b/tools/iio/Makefile
index d4d956020adf..a08e7a47d6a3 100644
--- a/tools/iio/Makefile
+++ b/tools/iio/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
include ../scripts/Makefile.include
bindir ?= /usr/bin
diff --git a/tools/include/asm-generic/atomic-gcc.h b/tools/include/asm-generic/atomic-gcc.h
index 5e9738f97bf3..40b231fb95bd 100644
--- a/tools/include/asm-generic/atomic-gcc.h
+++ b/tools/include/asm-generic/atomic-gcc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __TOOLS_ASM_GENERIC_ATOMIC_H
#define __TOOLS_ASM_GENERIC_ATOMIC_H
diff --git a/tools/include/asm-generic/bitops.h b/tools/include/asm-generic/bitops.h
index 0304600121da..9bce3b56b5e7 100644
--- a/tools/include/asm-generic/bitops.h
+++ b/tools/include/asm-generic/bitops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __TOOLS_ASM_GENERIC_BITOPS_H
#define __TOOLS_ASM_GENERIC_BITOPS_H
diff --git a/tools/include/asm-generic/bitops/__ffs.h b/tools/include/asm-generic/bitops/__ffs.h
index b3accfdf24b9..9d1310519497 100644
--- a/tools/include/asm-generic/bitops/__ffs.h
+++ b/tools/include/asm-generic/bitops/__ffs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TOOLS_LINUX_ASM_GENERIC_BITOPS___FFS_H_
#define _TOOLS_LINUX_ASM_GENERIC_BITOPS___FFS_H_
diff --git a/tools/include/asm-generic/bitops/__fls.h b/tools/include/asm-generic/bitops/__fls.h
index a60a7ccb6782..03f721a8a2b1 100644
--- a/tools/include/asm-generic/bitops/__fls.h
+++ b/tools/include/asm-generic/bitops/__fls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_BITOPS___FLS_H_
#define _ASM_GENERIC_BITOPS___FLS_H_
diff --git a/tools/include/asm-generic/bitops/arch_hweight.h b/tools/include/asm-generic/bitops/arch_hweight.h
index 6a211f40665c..c2705e1d220d 100644
--- a/tools/include/asm-generic/bitops/arch_hweight.h
+++ b/tools/include/asm-generic/bitops/arch_hweight.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_BITOPS_ARCH_HWEIGHT_H_
#define _ASM_GENERIC_BITOPS_ARCH_HWEIGHT_H_
diff --git a/tools/include/asm-generic/bitops/atomic.h b/tools/include/asm-generic/bitops/atomic.h
index 68b8c1516c5a..21c41ccd1266 100644
--- a/tools/include/asm-generic/bitops/atomic.h
+++ b/tools/include/asm-generic/bitops/atomic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TOOLS_LINUX_ASM_GENERIC_BITOPS_ATOMIC_H_
#define _TOOLS_LINUX_ASM_GENERIC_BITOPS_ATOMIC_H_
diff --git a/tools/include/asm-generic/bitops/const_hweight.h b/tools/include/asm-generic/bitops/const_hweight.h
index 0a7e06623470..149faeeeeaf2 100644
--- a/tools/include/asm-generic/bitops/const_hweight.h
+++ b/tools/include/asm-generic/bitops/const_hweight.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_BITOPS_CONST_HWEIGHT_H_
#define _ASM_GENERIC_BITOPS_CONST_HWEIGHT_H_
diff --git a/tools/include/asm-generic/bitops/find.h b/tools/include/asm-generic/bitops/find.h
index 5538ecdc964a..9311fadaaab2 100644
--- a/tools/include/asm-generic/bitops/find.h
+++ b/tools/include/asm-generic/bitops/find.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TOOLS_LINUX_ASM_GENERIC_BITOPS_FIND_H_
#define _TOOLS_LINUX_ASM_GENERIC_BITOPS_FIND_H_
diff --git a/tools/include/asm-generic/bitops/fls.h b/tools/include/asm-generic/bitops/fls.h
index 0576d1f42f43..753aecaab641 100644
--- a/tools/include/asm-generic/bitops/fls.h
+++ b/tools/include/asm-generic/bitops/fls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_BITOPS_FLS_H_
#define _ASM_GENERIC_BITOPS_FLS_H_
diff --git a/tools/include/asm-generic/bitops/fls64.h b/tools/include/asm-generic/bitops/fls64.h
index b097cf8444e3..866f2b2304ff 100644
--- a/tools/include/asm-generic/bitops/fls64.h
+++ b/tools/include/asm-generic/bitops/fls64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_GENERIC_BITOPS_FLS64_H_
#define _ASM_GENERIC_BITOPS_FLS64_H_
diff --git a/tools/include/asm-generic/bitops/hweight.h b/tools/include/asm-generic/bitops/hweight.h
index 290120c01a8e..3e681982bcd1 100644
--- a/tools/include/asm-generic/bitops/hweight.h
+++ b/tools/include/asm-generic/bitops/hweight.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TOOLS_LINUX_ASM_GENERIC_BITOPS_HWEIGHT_H_
#define _TOOLS_LINUX_ASM_GENERIC_BITOPS_HWEIGHT_H_
diff --git a/tools/include/asm-generic/bitsperlong.h b/tools/include/asm-generic/bitsperlong.h
index 45eca517efb3..8f2283052333 100644
--- a/tools/include/asm-generic/bitsperlong.h
+++ b/tools/include/asm-generic/bitsperlong.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_BITS_PER_LONG
#define __ASM_GENERIC_BITS_PER_LONG
diff --git a/tools/include/asm/alternative-asm.h b/tools/include/asm/alternative-asm.h
index 2a4d1bfa2988..b54bd860dff6 100644
--- a/tools/include/asm/alternative-asm.h
+++ b/tools/include/asm/alternative-asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TOOLS_ASM_ALTERNATIVE_ASM_H
#define _TOOLS_ASM_ALTERNATIVE_ASM_H
diff --git a/tools/include/asm/atomic.h b/tools/include/asm/atomic.h
index 70794f538a86..8c9bfffd4191 100644
--- a/tools/include/asm/atomic.h
+++ b/tools/include/asm/atomic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __TOOLS_LINUX_ASM_ATOMIC_H
#define __TOOLS_LINUX_ASM_ATOMIC_H
diff --git a/tools/include/asm/barrier.h b/tools/include/asm/barrier.h
index ac66ac594685..391d942536e5 100644
--- a/tools/include/asm/barrier.h
+++ b/tools/include/asm/barrier.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#if defined(__i386__) || defined(__x86_64__)
#include "../../arch/x86/include/asm/barrier.h"
#elif defined(__arm__)
diff --git a/tools/include/asm/bug.h b/tools/include/asm/bug.h
index 4790f047a89c..bbd75ac8b202 100644
--- a/tools/include/asm/bug.h
+++ b/tools/include/asm/bug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TOOLS_ASM_BUG_H
#define _TOOLS_ASM_BUG_H
diff --git a/tools/include/asm/export.h b/tools/include/asm/export.h
new file mode 100644
index 000000000000..2cb1a0d83035
--- /dev/null
+++ b/tools/include/asm/export.h
@@ -0,0 +1,7 @@
+#ifndef _TOOLS_ASM_EXPORT_H
+#define _TOOLS_ASM_EXPORT_H
+
+#define EXPORT_SYMBOL(x)
+#define EXPORT_SYMBOL_GPL(x)
+
+#endif /* _TOOLS_ASM_EXPORT_H */
diff --git a/tools/include/linux/atomic.h b/tools/include/linux/atomic.h
index 9f21fc2b092b..00a6c4ca562b 100644
--- a/tools/include/linux/atomic.h
+++ b/tools/include/linux/atomic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __TOOLS_LINUX_ATOMIC_H
#define __TOOLS_LINUX_ATOMIC_H
diff --git a/tools/include/linux/bitmap.h b/tools/include/linux/bitmap.h
index e8b9f518e36b..ca160270fdfa 100644
--- a/tools/include/linux/bitmap.h
+++ b/tools/include/linux/bitmap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PERF_BITOPS_H
#define _PERF_BITOPS_H
diff --git a/tools/include/linux/bitops.h b/tools/include/linux/bitops.h
index 969db1981868..acc704bd3998 100644
--- a/tools/include/linux/bitops.h
+++ b/tools/include/linux/bitops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TOOLS_LINUX_BITOPS_H_
#define _TOOLS_LINUX_BITOPS_H_
diff --git a/tools/include/linux/bug.h b/tools/include/linux/bug.h
index 8e4a4f49135d..85f80258a15f 100644
--- a/tools/include/linux/bug.h
+++ b/tools/include/linux/bug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TOOLS_PERF_LINUX_BUG_H
#define _TOOLS_PERF_LINUX_BUG_H
diff --git a/tools/include/linux/compiler-gcc.h b/tools/include/linux/compiler-gcc.h
index 3723b9f8f964..a3a4427441bf 100644
--- a/tools/include/linux/compiler-gcc.h
+++ b/tools/include/linux/compiler-gcc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TOOLS_LINUX_COMPILER_H_
#error "Please don't include <linux/compiler-gcc.h> directly, include <linux/compiler.h> instead."
#endif
diff --git a/tools/include/linux/compiler.h b/tools/include/linux/compiler.h
index d7a5604c38d7..07fd03c74a77 100644
--- a/tools/include/linux/compiler.h
+++ b/tools/include/linux/compiler.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TOOLS_LINUX_COMPILER_H_
#define _TOOLS_LINUX_COMPILER_H_
diff --git a/tools/include/linux/debug_locks.h b/tools/include/linux/debug_locks.h
index 61cc7f501168..72d595ce764a 100644
--- a/tools/include/linux/debug_locks.h
+++ b/tools/include/linux/debug_locks.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LIBLOCKDEP_DEBUG_LOCKS_H_
#define _LIBLOCKDEP_DEBUG_LOCKS_H_
diff --git a/tools/include/linux/err.h b/tools/include/linux/err.h
index abf0478a8fb2..7a8b61ad44cb 100644
--- a/tools/include/linux/err.h
+++ b/tools/include/linux/err.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __TOOLS_LINUX_ERR_H
#define __TOOLS_LINUX_ERR_H
diff --git a/tools/include/linux/filter.h b/tools/include/linux/filter.h
index 4ce25d43e8e3..c5e512da8d8a 100644
--- a/tools/include/linux/filter.h
+++ b/tools/include/linux/filter.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Linux Socket Filter Data Structures
*/
diff --git a/tools/include/linux/hardirq.h b/tools/include/linux/hardirq.h
index c8f3f8f58729..b25580b6a9be 100644
--- a/tools/include/linux/hardirq.h
+++ b/tools/include/linux/hardirq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LIBLOCKDEP_LINUX_HARDIRQ_H_
#define _LIBLOCKDEP_LINUX_HARDIRQ_H_
diff --git a/tools/include/linux/hashtable.h b/tools/include/linux/hashtable.h
index 251eabf2a05e..434dd5ac6d71 100644
--- a/tools/include/linux/hashtable.h
+++ b/tools/include/linux/hashtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Statically sized hash table implementation
* (C) 2012 Sasha Levin <levinsasha928@gmail.com>
diff --git a/tools/include/linux/irqflags.h b/tools/include/linux/irqflags.h
index df77669cfe1c..e734da3e5b33 100644
--- a/tools/include/linux/irqflags.h
+++ b/tools/include/linux/irqflags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LIBLOCKDEP_LINUX_TRACE_IRQFLAGS_H_
#define _LIBLOCKDEP_LINUX_TRACE_IRQFLAGS_H_
diff --git a/tools/include/linux/kallsyms.h b/tools/include/linux/kallsyms.h
index 582cc1e5f3a4..89ca6fe257cc 100644
--- a/tools/include/linux/kallsyms.h
+++ b/tools/include/linux/kallsyms.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LIBLOCKDEP_LINUX_KALLSYMS_H_
#define _LIBLOCKDEP_LINUX_KALLSYMS_H_
diff --git a/tools/include/linux/kern_levels.h b/tools/include/linux/kern_levels.h
index 3b9bade28698..778ecb984480 100644
--- a/tools/include/linux/kern_levels.h
+++ b/tools/include/linux/kern_levels.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __KERN_LEVELS_H__
#define __KERN_LEVELS_H__
diff --git a/tools/include/linux/kernel.h b/tools/include/linux/kernel.h
index 77d2e94ca5df..0ad884452c5c 100644
--- a/tools/include/linux/kernel.h
+++ b/tools/include/linux/kernel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __TOOLS_LINUX_KERNEL_H
#define __TOOLS_LINUX_KERNEL_H
diff --git a/tools/include/linux/kmemcheck.h b/tools/include/linux/kmemcheck.h
index 94d598bc6abe..2bccd2c7b897 100644
--- a/tools/include/linux/kmemcheck.h
+++ b/tools/include/linux/kmemcheck.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LIBLOCKDEP_LINUX_KMEMCHECK_H_
#define _LIBLOCKDEP_LINUX_KMEMCHECK_H_
diff --git a/tools/include/linux/list.h b/tools/include/linux/list.h
index 1da423820ad4..b2fc48d5478c 100644
--- a/tools/include/linux/list.h
+++ b/tools/include/linux/list.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __TOOLS_LINUX_LIST_H
#define __TOOLS_LINUX_LIST_H
diff --git a/tools/include/linux/lockdep.h b/tools/include/linux/lockdep.h
index 8da3e8effafa..940c1b075659 100644
--- a/tools/include/linux/lockdep.h
+++ b/tools/include/linux/lockdep.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LIBLOCKDEP_LOCKDEP_H_
#define _LIBLOCKDEP_LOCKDEP_H_
diff --git a/tools/include/linux/module.h b/tools/include/linux/module.h
index 07055db296f3..2c999abf68e7 100644
--- a/tools/include/linux/module.h
+++ b/tools/include/linux/module.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LIBLOCKDEP_LINUX_MODULE_H_
#define _LIBLOCKDEP_LINUX_MODULE_H_
diff --git a/tools/include/linux/poison.h b/tools/include/linux/poison.h
index 51334edec506..4bf6777a8a03 100644
--- a/tools/include/linux/poison.h
+++ b/tools/include/linux/poison.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_POISON_H
#define _LINUX_POISON_H
diff --git a/tools/include/linux/rcu.h b/tools/include/linux/rcu.h
index 5080649dad04..7d02527e5bce 100644
--- a/tools/include/linux/rcu.h
+++ b/tools/include/linux/rcu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LIBLOCKDEP_RCU_H_
#define _LIBLOCKDEP_RCU_H_
diff --git a/tools/include/linux/refcount.h b/tools/include/linux/refcount.h
index a0177c1f55b1..36cb29bc57c2 100644
--- a/tools/include/linux/refcount.h
+++ b/tools/include/linux/refcount.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TOOLS_LINUX_REFCOUNT_H
#define _TOOLS_LINUX_REFCOUNT_H
diff --git a/tools/include/linux/spinlock.h b/tools/include/linux/spinlock.h
index 417cda4f793f..4ed569fcb139 100644
--- a/tools/include/linux/spinlock.h
+++ b/tools/include/linux/spinlock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_SPINLOCK_H_
#define __LINUX_SPINLOCK_H_
diff --git a/tools/include/linux/stacktrace.h b/tools/include/linux/stacktrace.h
index 39aecc6b19d1..ae343ac35bfa 100644
--- a/tools/include/linux/stacktrace.h
+++ b/tools/include/linux/stacktrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LIBLOCKDEP_LINUX_STACKTRACE_H_
#define _LIBLOCKDEP_LINUX_STACKTRACE_H_
diff --git a/tools/include/linux/string.h b/tools/include/linux/string.h
index a30fad536f52..6c3e2cc274c5 100644
--- a/tools/include/linux/string.h
+++ b/tools/include/linux/string.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TOOLS_LINUX_STRING_H_
#define _TOOLS_LINUX_STRING_H_
diff --git a/tools/include/linux/stringify.h b/tools/include/linux/stringify.h
index 841cec8ed525..60e2c187da2c 100644
--- a/tools/include/linux/stringify.h
+++ b/tools/include/linux/stringify.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_STRINGIFY_H
#define __LINUX_STRINGIFY_H
diff --git a/tools/include/linux/time64.h b/tools/include/linux/time64.h
index df9265483d65..55fa644b95fd 100644
--- a/tools/include/linux/time64.h
+++ b/tools/include/linux/time64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TOOLS_LINUX_TIME64_H
#define _TOOLS_LINUX_TIME64_H
diff --git a/tools/include/linux/types.h b/tools/include/linux/types.h
index 77a28a26a670..154eb4e3ca7c 100644
--- a/tools/include/linux/types.h
+++ b/tools/include/linux/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TOOLS_LINUX_TYPES_H_
#define _TOOLS_LINUX_TYPES_H_
diff --git a/tools/include/linux/unaligned/packed_struct.h b/tools/include/linux/unaligned/packed_struct.h
index c0d817de4df2..dbd93c7df2e1 100644
--- a/tools/include/linux/unaligned/packed_struct.h
+++ b/tools/include/linux/unaligned/packed_struct.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_UNALIGNED_PACKED_STRUCT_H
#define _LINUX_UNALIGNED_PACKED_STRUCT_H
diff --git a/tools/include/tools/be_byteshift.h b/tools/include/tools/be_byteshift.h
index 84c17d836578..f7d1d1698938 100644
--- a/tools/include/tools/be_byteshift.h
+++ b/tools/include/tools/be_byteshift.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TOOLS_BE_BYTESHIFT_H
#define _TOOLS_BE_BYTESHIFT_H
diff --git a/tools/include/tools/endian.h b/tools/include/tools/endian.h
index 8001194008da..c67888fd427e 100644
--- a/tools/include/tools/endian.h
+++ b/tools/include/tools/endian.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TOOLS_ENDIAN_H
#define _TOOLS_ENDIAN_H
diff --git a/tools/include/tools/le_byteshift.h b/tools/include/tools/le_byteshift.h
index 8fe9f2488ec7..dc8565f39717 100644
--- a/tools/include/tools/le_byteshift.h
+++ b/tools/include/tools/le_byteshift.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TOOLS_LE_BYTESHIFT_H
#define _TOOLS_LE_BYTESHIFT_H
diff --git a/tools/include/uapi/asm-generic/ioctls.h b/tools/include/uapi/asm-generic/ioctls.h
index 14baf9f23a14..040651735662 100644
--- a/tools/include/uapi/asm-generic/ioctls.h
+++ b/tools/include/uapi/asm-generic/ioctls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_GENERIC_IOCTLS_H
#define __ASM_GENERIC_IOCTLS_H
diff --git a/tools/include/uapi/asm-generic/mman-common.h b/tools/include/uapi/asm-generic/mman-common.h
index 203268f9231e..6d319c46fd90 100644
--- a/tools/include/uapi/asm-generic/mman-common.h
+++ b/tools/include/uapi/asm-generic/mman-common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_GENERIC_MMAN_COMMON_H
#define __ASM_GENERIC_MMAN_COMMON_H
diff --git a/tools/include/uapi/asm-generic/mman.h b/tools/include/uapi/asm-generic/mman.h
index 10fa7857777f..2dffcbf705b3 100644
--- a/tools/include/uapi/asm-generic/mman.h
+++ b/tools/include/uapi/asm-generic/mman.h
@@ -1,7 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_GENERIC_MMAN_H
#define __ASM_GENERIC_MMAN_H
-#include <uapi/asm-generic/mman-common.h>
+#include <asm-generic/mman-common.h>
#define MAP_GROWSDOWN 0x0100 /* stack-like segment */
#define MAP_DENYWRITE 0x0800 /* ETXTBSY */
diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h
index 43ab5c402f98..30f2ce76b517 100644
--- a/tools/include/uapi/linux/bpf.h
+++ b/tools/include/uapi/linux/bpf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/* Copyright (c) 2011-2014 PLUMgrid, http://plumgrid.com
*
* This program is free software; you can redistribute it and/or
@@ -312,7 +313,7 @@ union bpf_attr {
* jump into another BPF program
* @ctx: context pointer passed to next program
* @prog_array_map: pointer to map which type is BPF_MAP_TYPE_PROG_ARRAY
- * @index: index inside array that selects specific program to run
+ * @index: 32-bit index inside array that selects specific program to run
* Return: 0 on success or negative error
*
* int bpf_clone_redirect(skb, ifindex, flags)
@@ -575,7 +576,7 @@ union bpf_attr {
* @map: pointer to sockmap
* @key: key to lookup sock in map
* @flags: reserved for future use
- * Return: SK_REDIRECT
+ * Return: SK_PASS
*
* int bpf_sock_map_update(skops, map, key, flags)
* @skops: pointer to bpf_sock_ops
@@ -786,9 +787,8 @@ struct xdp_md {
};
enum sk_action {
- SK_ABORTED = 0,
- SK_DROP,
- SK_REDIRECT,
+ SK_DROP = 0,
+ SK_PASS,
};
#define BPF_TAG_SIZE 8
diff --git a/tools/include/uapi/linux/bpf_common.h b/tools/include/uapi/linux/bpf_common.h
index a5c220e0828f..18be90725ab0 100644
--- a/tools/include/uapi/linux/bpf_common.h
+++ b/tools/include/uapi/linux/bpf_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI__LINUX_BPF_COMMON_H__
#define _UAPI__LINUX_BPF_COMMON_H__
diff --git a/tools/include/uapi/linux/fcntl.h b/tools/include/uapi/linux/fcntl.h
index ec69d55bcec7..6448cdd9a350 100644
--- a/tools/include/uapi/linux/fcntl.h
+++ b/tools/include/uapi/linux/fcntl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_FCNTL_H
#define _UAPI_LINUX_FCNTL_H
diff --git a/tools/include/uapi/linux/hw_breakpoint.h b/tools/include/uapi/linux/hw_breakpoint.h
index 2b65efd19a46..965e4d8606d8 100644
--- a/tools/include/uapi/linux/hw_breakpoint.h
+++ b/tools/include/uapi/linux/hw_breakpoint.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_HW_BREAKPOINT_H
#define _UAPI_LINUX_HW_BREAKPOINT_H
diff --git a/tools/include/uapi/linux/kvm.h b/tools/include/uapi/linux/kvm.h
index 838887587411..7e99999d6236 100644
--- a/tools/include/uapi/linux/kvm.h
+++ b/tools/include/uapi/linux/kvm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_KVM_H
#define __LINUX_KVM_H
diff --git a/tools/include/uapi/linux/mman.h b/tools/include/uapi/linux/mman.h
index a937480d7cd3..bfd5938fede6 100644
--- a/tools/include/uapi/linux/mman.h
+++ b/tools/include/uapi/linux/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_MMAN_H
#define _UAPI_LINUX_MMAN_H
diff --git a/tools/include/uapi/linux/perf_event.h b/tools/include/uapi/linux/perf_event.h
index 140ae638cfd6..362493a2f950 100644
--- a/tools/include/uapi/linux/perf_event.h
+++ b/tools/include/uapi/linux/perf_event.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Performance events:
*
diff --git a/tools/include/uapi/linux/sched.h b/tools/include/uapi/linux/sched.h
index e2a6c7b3510b..30a9e51bbb1e 100644
--- a/tools/include/uapi/linux/sched.h
+++ b/tools/include/uapi/linux/sched.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_SCHED_H
#define _UAPI_LINUX_SCHED_H
diff --git a/tools/include/uapi/linux/stat.h b/tools/include/uapi/linux/stat.h
index 17b10304c393..7b35e98d3c58 100644
--- a/tools/include/uapi/linux/stat.h
+++ b/tools/include/uapi/linux/stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_STAT_H
#define _UAPI_LINUX_STAT_H
diff --git a/tools/include/uapi/linux/vhost.h b/tools/include/uapi/linux/vhost.h
index 60180c0b5dc6..c51f8e5cc608 100644
--- a/tools/include/uapi/linux/vhost.h
+++ b/tools/include/uapi/linux/vhost.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_VHOST_H
#define _LINUX_VHOST_H
/* Userspace interface for in-kernel virtio accelerators. */
diff --git a/tools/include/uapi/sound/asound.h b/tools/include/uapi/sound/asound.h
index 87bf30b182df..c227ccba60ae 100644
--- a/tools/include/uapi/sound/asound.h
+++ b/tools/include/uapi/sound/asound.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* Advanced Linux Sound Architecture - ALSA - Driver
* Copyright (c) 1994-2003 by Jaroslav Kysela <perex@perex.cz>,
diff --git a/tools/kvm/kvm_stat/Makefile b/tools/kvm/kvm_stat/Makefile
index 5b1cba57e3b3..c3e36c60d477 100644
--- a/tools/kvm/kvm_stat/Makefile
+++ b/tools/kvm/kvm_stat/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
include ../../scripts/Makefile.include
include ../../scripts/utilities.mak
BINDIR=usr/bin
diff --git a/tools/laptop/dslm/Makefile b/tools/laptop/dslm/Makefile
index ff613b31730b..90f512c4e2bb 100644
--- a/tools/laptop/dslm/Makefile
+++ b/tools/laptop/dslm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
CC := $(CROSS_COMPILE)gcc
CFLAGS := -I../../usr/include
diff --git a/tools/laptop/freefall/Makefile b/tools/laptop/freefall/Makefile
index 48c6c9328419..5f758c489a20 100644
--- a/tools/laptop/freefall/Makefile
+++ b/tools/laptop/freefall/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
PREFIX ?= /usr
SBINDIR ?= sbin
INSTALL ?= install
diff --git a/tools/leds/Makefile b/tools/leds/Makefile
index 078b666fd78b..c379af003807 100644
--- a/tools/leds/Makefile
+++ b/tools/leds/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for LEDs tools
CC = $(CROSS_COMPILE)gcc
diff --git a/tools/leds/led_hw_brightness_mon.c b/tools/leds/led_hw_brightness_mon.c
index 64642ccfe442..eb65ae988839 100644
--- a/tools/leds/led_hw_brightness_mon.c
+++ b/tools/leds/led_hw_brightness_mon.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* led_hw_brightness_mon.c
*
diff --git a/tools/leds/uledmon.c b/tools/leds/uledmon.c
index 25cbc7acf50a..c15a39c1f271 100644
--- a/tools/leds/uledmon.c
+++ b/tools/leds/uledmon.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* uledmon.c
*
diff --git a/tools/lib/api/Makefile b/tools/lib/api/Makefile
index 1e83e3c07448..a13e9c7f1fc5 100644
--- a/tools/lib/api/Makefile
+++ b/tools/lib/api/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
include ../../scripts/Makefile.include
include ../../scripts/utilities.mak # QUIET_CLEAN
diff --git a/tools/lib/api/cpu.c b/tools/lib/api/cpu.c
index 8c6489356e3a..4af6d4b7aa07 100644
--- a/tools/lib/api/cpu.c
+++ b/tools/lib/api/cpu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include "cpu.h"
diff --git a/tools/lib/api/cpu.h b/tools/lib/api/cpu.h
index 81e9d3955961..90a102fb20de 100644
--- a/tools/lib/api/cpu.h
+++ b/tools/lib/api/cpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __API_CPU__
#define __API_CPU__
diff --git a/tools/lib/api/debug-internal.h b/tools/lib/api/debug-internal.h
index 188f7880eafe..80c783497d25 100644
--- a/tools/lib/api/debug-internal.h
+++ b/tools/lib/api/debug-internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __API_DEBUG_INTERNAL_H__
#define __API_DEBUG_INTERNAL_H__
diff --git a/tools/lib/api/debug.c b/tools/lib/api/debug.c
index 5fa5cf500a1f..69b1ba3d1ee3 100644
--- a/tools/lib/api/debug.c
+++ b/tools/lib/api/debug.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <stdarg.h>
#include "debug.h"
diff --git a/tools/lib/api/debug.h b/tools/lib/api/debug.h
index a0872f68fc56..3684dd6e0c02 100644
--- a/tools/lib/api/debug.h
+++ b/tools/lib/api/debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __API_DEBUG_H__
#define __API_DEBUG_H__
diff --git a/tools/lib/api/fd/array.h b/tools/lib/api/fd/array.h
index 71287dddc05f..b39557d1a88f 100644
--- a/tools/lib/api/fd/array.h
+++ b/tools/lib/api/fd/array.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __API_FD_ARRAY__
#define __API_FD_ARRAY__
diff --git a/tools/lib/api/fs/fs.c b/tools/lib/api/fs/fs.c
index a7ecf8f469f4..b24afc0e6e81 100644
--- a/tools/lib/api/fs/fs.c
+++ b/tools/lib/api/fs/fs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <ctype.h>
#include <errno.h>
#include <limits.h>
diff --git a/tools/lib/api/fs/fs.h b/tools/lib/api/fs/fs.h
index 45605348461e..dda49deefb52 100644
--- a/tools/lib/api/fs/fs.h
+++ b/tools/lib/api/fs/fs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __API_FS__
#define __API_FS__
diff --git a/tools/lib/api/fs/tracing_path.c b/tools/lib/api/fs/tracing_path.c
index 3e606b9c443e..7b7fd0b18551 100644
--- a/tools/lib/api/fs/tracing_path.c
+++ b/tools/lib/api/fs/tracing_path.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#ifndef _GNU_SOURCE
# define _GNU_SOURCE
#endif
diff --git a/tools/lib/api/fs/tracing_path.h b/tools/lib/api/fs/tracing_path.h
index 3f233ac70b6f..0066f06cc381 100644
--- a/tools/lib/api/fs/tracing_path.h
+++ b/tools/lib/api/fs/tracing_path.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __API_FS_TRACING_PATH_H
#define __API_FS_TRACING_PATH_H
diff --git a/tools/lib/bpf/Makefile b/tools/lib/bpf/Makefile
index d2441db34740..4555304dc18e 100644
--- a/tools/lib/bpf/Makefile
+++ b/tools/lib/bpf/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Most of this file is copied from tools/lib/traceevent/Makefile
BPF_VERSION = 0
diff --git a/tools/lib/hweight.c b/tools/lib/hweight.c
index 0b859b884339..a16ebf515417 100644
--- a/tools/lib/hweight.c
+++ b/tools/lib/hweight.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/bitops.h>
#include <asm/types.h>
diff --git a/tools/lib/lockdep/Makefile b/tools/lib/lockdep/Makefile
index ed9ace59d112..9b0ca3ad1ef3 100644
--- a/tools/lib/lockdep/Makefile
+++ b/tools/lib/lockdep/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# file format version
FILE_VERSION = 1
diff --git a/tools/lib/lockdep/common.c b/tools/lib/lockdep/common.c
index d1c89cc06f5f..5c3b58cce8a9 100644
--- a/tools/lib/lockdep/common.c
+++ b/tools/lib/lockdep/common.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stddef.h>
#include <stdbool.h>
#include <linux/compiler.h>
diff --git a/tools/lib/lockdep/include/liblockdep/common.h b/tools/lib/lockdep/include/liblockdep/common.h
index 6e66277ec437..8862da80995a 100644
--- a/tools/lib/lockdep/include/liblockdep/common.h
+++ b/tools/lib/lockdep/include/liblockdep/common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LIBLOCKDEP_COMMON_H
#define _LIBLOCKDEP_COMMON_H
diff --git a/tools/lib/lockdep/include/liblockdep/mutex.h b/tools/lib/lockdep/include/liblockdep/mutex.h
index ee53a42818ca..a80ac39f966e 100644
--- a/tools/lib/lockdep/include/liblockdep/mutex.h
+++ b/tools/lib/lockdep/include/liblockdep/mutex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LIBLOCKDEP_MUTEX_H
#define _LIBLOCKDEP_MUTEX_H
diff --git a/tools/lib/lockdep/include/liblockdep/rwlock.h b/tools/lib/lockdep/include/liblockdep/rwlock.h
index 4ec03f861551..a96c3bf0fef1 100644
--- a/tools/lib/lockdep/include/liblockdep/rwlock.h
+++ b/tools/lib/lockdep/include/liblockdep/rwlock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LIBLOCKDEP_RWLOCK_H
#define _LIBLOCKDEP_RWLOCK_H
diff --git a/tools/lib/lockdep/lockdep.c b/tools/lib/lockdep/lockdep.c
index ced6d7443cea..6002fcf2f9bc 100644
--- a/tools/lib/lockdep/lockdep.c
+++ b/tools/lib/lockdep/lockdep.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/lockdep.h>
#include <stdlib.h>
diff --git a/tools/lib/lockdep/preload.c b/tools/lib/lockdep/preload.c
index 6a2d3c5d4e92..76245d16196d 100644
--- a/tools/lib/lockdep/preload.c
+++ b/tools/lib/lockdep/preload.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define _GNU_SOURCE
#include <pthread.h>
#include <stdio.h>
diff --git a/tools/lib/lockdep/run_tests.sh b/tools/lib/lockdep/run_tests.sh
index f9b94098fc98..2e570a188f16 100755
--- a/tools/lib/lockdep/run_tests.sh
+++ b/tools/lib/lockdep/run_tests.sh
@@ -1,4 +1,5 @@
#! /bin/bash
+# SPDX-License-Identifier: GPL-2.0
make &> /dev/null
diff --git a/tools/lib/lockdep/tests/AA.c b/tools/lib/lockdep/tests/AA.c
index 18211a5f354f..63c7ce97bda3 100644
--- a/tools/lib/lockdep/tests/AA.c
+++ b/tools/lib/lockdep/tests/AA.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <liblockdep/mutex.h>
int main(void)
diff --git a/tools/lib/lockdep/tests/ABA.c b/tools/lib/lockdep/tests/ABA.c
index 0f782ff404ac..efa39b23f05d 100644
--- a/tools/lib/lockdep/tests/ABA.c
+++ b/tools/lib/lockdep/tests/ABA.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <liblockdep/mutex.h>
void main(void)
diff --git a/tools/lib/lockdep/tests/ABBA.c b/tools/lib/lockdep/tests/ABBA.c
index 07f0e29d5485..1460afd33d71 100644
--- a/tools/lib/lockdep/tests/ABBA.c
+++ b/tools/lib/lockdep/tests/ABBA.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <liblockdep/mutex.h>
#include "common.h"
diff --git a/tools/lib/lockdep/tests/ABBA_2threads.c b/tools/lib/lockdep/tests/ABBA_2threads.c
index cd807d736361..39325ef8a2ac 100644
--- a/tools/lib/lockdep/tests/ABBA_2threads.c
+++ b/tools/lib/lockdep/tests/ABBA_2threads.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <pthread.h>
diff --git a/tools/lib/lockdep/tests/ABBCCA.c b/tools/lib/lockdep/tests/ABBCCA.c
index 843db09ac666..a54c1b2af118 100644
--- a/tools/lib/lockdep/tests/ABBCCA.c
+++ b/tools/lib/lockdep/tests/ABBCCA.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <liblockdep/mutex.h>
#include "common.h"
diff --git a/tools/lib/lockdep/tests/ABBCCDDA.c b/tools/lib/lockdep/tests/ABBCCDDA.c
index 33620e268f85..aa5d194e8869 100644
--- a/tools/lib/lockdep/tests/ABBCCDDA.c
+++ b/tools/lib/lockdep/tests/ABBCCDDA.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <liblockdep/mutex.h>
#include "common.h"
diff --git a/tools/lib/lockdep/tests/ABCABC.c b/tools/lib/lockdep/tests/ABCABC.c
index 3fee51e3a68a..b54a08e60416 100644
--- a/tools/lib/lockdep/tests/ABCABC.c
+++ b/tools/lib/lockdep/tests/ABCABC.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <liblockdep/mutex.h>
#include "common.h"
diff --git a/tools/lib/lockdep/tests/ABCDBCDA.c b/tools/lib/lockdep/tests/ABCDBCDA.c
index 427ba562c75b..a56742250d86 100644
--- a/tools/lib/lockdep/tests/ABCDBCDA.c
+++ b/tools/lib/lockdep/tests/ABCDBCDA.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <liblockdep/mutex.h>
#include "common.h"
diff --git a/tools/lib/lockdep/tests/ABCDBDDA.c b/tools/lib/lockdep/tests/ABCDBDDA.c
index 680c6cf3e919..238a3353f3c3 100644
--- a/tools/lib/lockdep/tests/ABCDBDDA.c
+++ b/tools/lib/lockdep/tests/ABCDBDDA.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <liblockdep/mutex.h>
#include "common.h"
diff --git a/tools/lib/lockdep/tests/WW.c b/tools/lib/lockdep/tests/WW.c
index d44f77d71029..eee88df7fc41 100644
--- a/tools/lib/lockdep/tests/WW.c
+++ b/tools/lib/lockdep/tests/WW.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <liblockdep/rwlock.h>
void main(void)
diff --git a/tools/lib/lockdep/tests/common.h b/tools/lib/lockdep/tests/common.h
index d89e94d47d86..3026c29ccb5c 100644
--- a/tools/lib/lockdep/tests/common.h
+++ b/tools/lib/lockdep/tests/common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LIBLOCKDEP_TEST_COMMON_H
#define _LIBLOCKDEP_TEST_COMMON_H
diff --git a/tools/lib/lockdep/tests/unlock_balance.c b/tools/lib/lockdep/tests/unlock_balance.c
index 0bc62de686f7..34cf32f689de 100644
--- a/tools/lib/lockdep/tests/unlock_balance.c
+++ b/tools/lib/lockdep/tests/unlock_balance.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <liblockdep/mutex.h>
void main(void)
diff --git a/tools/lib/str_error_r.c b/tools/lib/str_error_r.c
index 503ae072244c..d6d65537b0d9 100644
--- a/tools/lib/str_error_r.c
+++ b/tools/lib/str_error_r.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#undef _GNU_SOURCE
#include <string.h>
#include <stdio.h>
diff --git a/tools/lib/string.c b/tools/lib/string.c
index a4246f14ded1..93b3d4b6feac 100644
--- a/tools/lib/string.c
+++ b/tools/lib/string.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/tools/lib/string.c
*
diff --git a/tools/lib/subcmd/Makefile b/tools/lib/subcmd/Makefile
index 7e9f03c97e4c..95563b8e1ad7 100644
--- a/tools/lib/subcmd/Makefile
+++ b/tools/lib/subcmd/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
include ../../scripts/Makefile.include
include ../../scripts/utilities.mak # QUIET_CLEAN
diff --git a/tools/lib/subcmd/exec-cmd.c b/tools/lib/subcmd/exec-cmd.c
index 1ae833af1a4a..33e94fb83986 100644
--- a/tools/lib/subcmd/exec-cmd.c
+++ b/tools/lib/subcmd/exec-cmd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/compiler.h>
#include <linux/string.h>
#include <sys/types.h>
diff --git a/tools/lib/subcmd/exec-cmd.h b/tools/lib/subcmd/exec-cmd.h
index 5d08bda31d90..aba591b8d254 100644
--- a/tools/lib/subcmd/exec-cmd.h
+++ b/tools/lib/subcmd/exec-cmd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SUBCMD_EXEC_CMD_H
#define __SUBCMD_EXEC_CMD_H
diff --git a/tools/lib/subcmd/help.c b/tools/lib/subcmd/help.c
index 0310520f918e..2859f107abc8 100644
--- a/tools/lib/subcmd/help.c
+++ b/tools/lib/subcmd/help.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
diff --git a/tools/lib/subcmd/help.h b/tools/lib/subcmd/help.h
index 9bd4223dc722..355c066c8d49 100644
--- a/tools/lib/subcmd/help.h
+++ b/tools/lib/subcmd/help.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SUBCMD_HELP_H
#define __SUBCMD_HELP_H
diff --git a/tools/lib/subcmd/pager.c b/tools/lib/subcmd/pager.c
index 6518bea926d6..5ba754d17952 100644
--- a/tools/lib/subcmd/pager.c
+++ b/tools/lib/subcmd/pager.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <sys/select.h>
#include <stdlib.h>
#include <stdio.h>
diff --git a/tools/lib/subcmd/pager.h b/tools/lib/subcmd/pager.h
index 623f5542d05d..f1a53cf29880 100644
--- a/tools/lib/subcmd/pager.h
+++ b/tools/lib/subcmd/pager.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SUBCMD_PAGER_H
#define __SUBCMD_PAGER_H
diff --git a/tools/lib/subcmd/parse-options.c b/tools/lib/subcmd/parse-options.c
index 2bd6fd0c1d40..f6a1babcbac4 100644
--- a/tools/lib/subcmd/parse-options.c
+++ b/tools/lib/subcmd/parse-options.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/compiler.h>
#include <linux/string.h>
#include <linux/types.h>
diff --git a/tools/lib/subcmd/parse-options.h b/tools/lib/subcmd/parse-options.h
index f054ca1b899d..92fdbe1519f6 100644
--- a/tools/lib/subcmd/parse-options.h
+++ b/tools/lib/subcmd/parse-options.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SUBCMD_PARSE_OPTIONS_H
#define __SUBCMD_PARSE_OPTIONS_H
diff --git a/tools/lib/subcmd/run-command.c b/tools/lib/subcmd/run-command.c
index 911f83942723..5cdac2162532 100644
--- a/tools/lib/subcmd/run-command.c
+++ b/tools/lib/subcmd/run-command.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
diff --git a/tools/lib/subcmd/run-command.h b/tools/lib/subcmd/run-command.h
index fe2befea1e73..17d969c6add3 100644
--- a/tools/lib/subcmd/run-command.h
+++ b/tools/lib/subcmd/run-command.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SUBCMD_RUN_COMMAND_H
#define __SUBCMD_RUN_COMMAND_H
diff --git a/tools/lib/subcmd/sigchain.c b/tools/lib/subcmd/sigchain.c
index 3537c348a18e..f0fe3dbef7f7 100644
--- a/tools/lib/subcmd/sigchain.c
+++ b/tools/lib/subcmd/sigchain.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <signal.h>
#include "subcmd-util.h"
#include "sigchain.h"
diff --git a/tools/lib/subcmd/sigchain.h b/tools/lib/subcmd/sigchain.h
index 0c919f2874ca..1ec663af43ea 100644
--- a/tools/lib/subcmd/sigchain.h
+++ b/tools/lib/subcmd/sigchain.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SUBCMD_SIGCHAIN_H
#define __SUBCMD_SIGCHAIN_H
diff --git a/tools/lib/subcmd/subcmd-config.c b/tools/lib/subcmd/subcmd-config.c
index d017c728bd1b..84a7cf6c7878 100644
--- a/tools/lib/subcmd/subcmd-config.c
+++ b/tools/lib/subcmd/subcmd-config.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "subcmd-config.h"
#define UNDEFINED "SUBCMD_HAS_NOT_BEEN_INITIALIZED"
diff --git a/tools/lib/subcmd/subcmd-config.h b/tools/lib/subcmd/subcmd-config.h
index cc8514030b5c..9024dc17d100 100644
--- a/tools/lib/subcmd/subcmd-config.h
+++ b/tools/lib/subcmd/subcmd-config.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_SUBCMD_CONFIG_H
#define __PERF_SUBCMD_CONFIG_H
diff --git a/tools/lib/subcmd/subcmd-util.h b/tools/lib/subcmd/subcmd-util.h
index 8fa5f036eff0..794a375dad36 100644
--- a/tools/lib/subcmd/subcmd-util.h
+++ b/tools/lib/subcmd/subcmd-util.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SUBCMD_UTIL_H
#define __SUBCMD_UTIL_H
diff --git a/tools/lib/symbol/kallsyms.c b/tools/lib/symbol/kallsyms.c
index d270ac00613d..914cb8e3d40b 100644
--- a/tools/lib/symbol/kallsyms.c
+++ b/tools/lib/symbol/kallsyms.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <ctype.h>
#include "symbol/kallsyms.h"
#include <stdio.h>
diff --git a/tools/lib/symbol/kallsyms.h b/tools/lib/symbol/kallsyms.h
index 4071316a766e..bc40101d72c1 100644
--- a/tools/lib/symbol/kallsyms.h
+++ b/tools/lib/symbol/kallsyms.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __TOOLS_KALLSYMS_H_
#define __TOOLS_KALLSYMS_H_ 1
diff --git a/tools/lib/traceevent/Makefile b/tools/lib/traceevent/Makefile
index 9b8555ea3459..46cd5f871ad7 100644
--- a/tools/lib/traceevent/Makefile
+++ b/tools/lib/traceevent/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# trace-cmd version
EP_VERSION = 1
EP_PATCHLEVEL = 1
diff --git a/tools/lib/traceevent/plugin_cfg80211.c b/tools/lib/traceevent/plugin_cfg80211.c
index ec57d0c1fbc2..8f8586912da7 100644
--- a/tools/lib/traceevent/plugin_cfg80211.c
+++ b/tools/lib/traceevent/plugin_cfg80211.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <string.h>
#include <inttypes.h>
diff --git a/tools/lib/traceevent/plugin_scsi.c b/tools/lib/traceevent/plugin_scsi.c
index 3727de48c8d5..5e750af2b461 100644
--- a/tools/lib/traceevent/plugin_scsi.c
+++ b/tools/lib/traceevent/plugin_scsi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <string.h>
#include <inttypes.h>
diff --git a/tools/lib/traceevent/plugin_xen.c b/tools/lib/traceevent/plugin_xen.c
index 3a413eaada68..690173bfa13e 100644
--- a/tools/lib/traceevent/plugin_xen.c
+++ b/tools/lib/traceevent/plugin_xen.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
diff --git a/tools/lib/vsprintf.c b/tools/lib/vsprintf.c
index 45f9a06daa56..e08ee147eab4 100644
--- a/tools/lib/vsprintf.c
+++ b/tools/lib/vsprintf.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <sys/types.h>
#include <linux/kernel.h>
#include <stdio.h>
diff --git a/tools/net/Makefile b/tools/net/Makefile
index ddf888010652..5830670feae1 100644
--- a/tools/net/Makefile
+++ b/tools/net/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
prefix = /usr
CC = gcc
diff --git a/tools/nfsd/inject_fault.sh b/tools/nfsd/inject_fault.sh
index 06a399ac8b2f..10ceee64a09a 100755
--- a/tools/nfsd/inject_fault.sh
+++ b/tools/nfsd/inject_fault.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
#
# Copyright (c) 2011 Bryan Schumaker <bjschuma@netapp.com>
#
diff --git a/tools/objtool/Makefile b/tools/objtool/Makefile
index 6976c73e60c4..424b1965d06f 100644
--- a/tools/objtool/Makefile
+++ b/tools/objtool/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
include ../scripts/Makefile.include
include ../scripts/Makefile.arch
diff --git a/tools/objtool/arch/x86/insn/gen-insn-attr-x86.awk b/tools/objtool/arch/x86/insn/gen-insn-attr-x86.awk
index a3d2c62fd805..b02a36b2c14f 100644
--- a/tools/objtool/arch/x86/insn/gen-insn-attr-x86.awk
+++ b/tools/objtool/arch/x86/insn/gen-insn-attr-x86.awk
@@ -1,4 +1,5 @@
#!/bin/awk -f
+# SPDX-License-Identifier: GPL-2.0
# gen-insn-attr-x86.awk: Instruction attribute table generator
# Written by Masami Hiramatsu <mhiramat@redhat.com>
#
diff --git a/tools/objtool/check.c b/tools/objtool/check.c
index a0c518ecf085..c0e26ad1fa7e 100644
--- a/tools/objtool/check.c
+++ b/tools/objtool/check.c
@@ -267,12 +267,13 @@ static int decode_instructions(struct objtool_file *file)
&insn->immediate,
&insn->stack_op);
if (ret)
- return ret;
+ goto err;
if (!insn->type || insn->type > INSN_LAST) {
WARN_FUNC("invalid instruction type %d",
insn->sec, insn->offset, insn->type);
- return -1;
+ ret = -1;
+ goto err;
}
hash_add(file->insn_hash, &insn->hash, insn->offset);
@@ -296,6 +297,10 @@ static int decode_instructions(struct objtool_file *file)
}
return 0;
+
+err:
+ free(insn);
+ return ret;
}
/*
diff --git a/tools/pci/pcitest.sh b/tools/pci/pcitest.sh
index 5442bbea4c22..77e8c85ef744 100644
--- a/tools/pci/pcitest.sh
+++ b/tools/pci/pcitest.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
echo "BAR tests"
echo
diff --git a/tools/pcmcia/Makefile b/tools/pcmcia/Makefile
index 81a7498c5cd9..eae24df1dbf5 100644
--- a/tools/pcmcia/Makefile
+++ b/tools/pcmcia/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
CC := $(CROSS_COMPILE)gcc
CFLAGS := -I../../usr/include
diff --git a/tools/perf/Documentation/perf-record.txt b/tools/perf/Documentation/perf-record.txt
index e397453e5a46..63526f4416ea 100644
--- a/tools/perf/Documentation/perf-record.txt
+++ b/tools/perf/Documentation/perf-record.txt
@@ -8,8 +8,8 @@ perf-record - Run a command and record its profile into perf.data
SYNOPSIS
--------
[verse]
-'perf record' [-e <EVENT> | --event=EVENT] [-l] [-a] <command>
-'perf record' [-e <EVENT> | --event=EVENT] [-l] [-a] -- <command> [<options>]
+'perf record' [-e <EVENT> | --event=EVENT] [-a] <command>
+'perf record' [-e <EVENT> | --event=EVENT] [-a] -- <command> [<options>]
DESCRIPTION
-----------
diff --git a/tools/perf/Makefile b/tools/perf/Makefile
index 32a64e619028..225454416ed5 100644
--- a/tools/perf/Makefile
+++ b/tools/perf/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# This is a simple wrapper Makefile that calls the main Makefile.perf
# with a -j option to do parallel builds
diff --git a/tools/perf/arch/arm/annotate/instructions.c b/tools/perf/arch/arm/annotate/instructions.c
index 1ce0872b1726..b39b16395aac 100644
--- a/tools/perf/arch/arm/annotate/instructions.c
+++ b/tools/perf/arch/arm/annotate/instructions.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <sys/types.h>
#include <regex.h>
diff --git a/tools/perf/arch/arm/include/dwarf-regs-table.h b/tools/perf/arch/arm/include/dwarf-regs-table.h
index f298d034c37b..5a45046fab72 100644
--- a/tools/perf/arch/arm/include/dwarf-regs-table.h
+++ b/tools/perf/arch/arm/include/dwarf-regs-table.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef DEFINE_DWARF_REGSTR_TABLE
/* This is included in perf/util/dwarf-regs.c */
diff --git a/tools/perf/arch/arm/include/perf_regs.h b/tools/perf/arch/arm/include/perf_regs.h
index f619c9c5a4bf..ed20e0253e25 100644
--- a/tools/perf/arch/arm/include/perf_regs.h
+++ b/tools/perf/arch/arm/include/perf_regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ARCH_PERF_REGS_H
#define ARCH_PERF_REGS_H
diff --git a/tools/perf/arch/arm/tests/dwarf-unwind.c b/tools/perf/arch/arm/tests/dwarf-unwind.c
index 62eff847f91c..8cb347760233 100644
--- a/tools/perf/arch/arm/tests/dwarf-unwind.c
+++ b/tools/perf/arch/arm/tests/dwarf-unwind.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <string.h>
#include "perf_regs.h"
#include "thread.h"
diff --git a/tools/perf/arch/arm/tests/regs_load.S b/tools/perf/arch/arm/tests/regs_load.S
index e09e983946fe..6e2495cc4517 100644
--- a/tools/perf/arch/arm/tests/regs_load.S
+++ b/tools/perf/arch/arm/tests/regs_load.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#define R0 0x00
diff --git a/tools/perf/arch/arm/util/unwind-libdw.c b/tools/perf/arch/arm/util/unwind-libdw.c
index bacfa00fca39..36ba4c69c3c5 100644
--- a/tools/perf/arch/arm/util/unwind-libdw.c
+++ b/tools/perf/arch/arm/util/unwind-libdw.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <elfutils/libdwfl.h>
#include "../../util/unwind-libdw.h"
#include "../../util/perf_regs.h"
diff --git a/tools/perf/arch/arm/util/unwind-libunwind.c b/tools/perf/arch/arm/util/unwind-libunwind.c
index 62c397ed3d97..3a550225dfaf 100644
--- a/tools/perf/arch/arm/util/unwind-libunwind.c
+++ b/tools/perf/arch/arm/util/unwind-libunwind.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include <libunwind.h>
diff --git a/tools/perf/arch/arm64/Makefile b/tools/perf/arch/arm64/Makefile
index eebe1ec9d2ee..91de4860faad 100644
--- a/tools/perf/arch/arm64/Makefile
+++ b/tools/perf/arch/arm64/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ifndef NO_DWARF
PERF_HAVE_DWARF_REGS := 1
endif
diff --git a/tools/perf/arch/arm64/annotate/instructions.c b/tools/perf/arch/arm64/annotate/instructions.c
index 8f1908756cb6..9a3e0523e2c9 100644
--- a/tools/perf/arch/arm64/annotate/instructions.c
+++ b/tools/perf/arch/arm64/annotate/instructions.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <sys/types.h>
#include <regex.h>
diff --git a/tools/perf/arch/arm64/include/dwarf-regs-table.h b/tools/perf/arch/arm64/include/dwarf-regs-table.h
index 36e375f5a211..177b2855f797 100644
--- a/tools/perf/arch/arm64/include/dwarf-regs-table.h
+++ b/tools/perf/arch/arm64/include/dwarf-regs-table.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef DEFINE_DWARF_REGSTR_TABLE
/* This is included in perf/util/dwarf-regs.c */
diff --git a/tools/perf/arch/arm64/include/perf_regs.h b/tools/perf/arch/arm64/include/perf_regs.h
index 4e5af27e3fbf..baaa5e64a3fb 100644
--- a/tools/perf/arch/arm64/include/perf_regs.h
+++ b/tools/perf/arch/arm64/include/perf_regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ARCH_PERF_REGS_H
#define ARCH_PERF_REGS_H
diff --git a/tools/perf/arch/arm64/tests/dwarf-unwind.c b/tools/perf/arch/arm64/tests/dwarf-unwind.c
index cf04a4c91c59..e907f0f4c20c 100644
--- a/tools/perf/arch/arm64/tests/dwarf-unwind.c
+++ b/tools/perf/arch/arm64/tests/dwarf-unwind.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <string.h>
#include "perf_regs.h"
#include "thread.h"
diff --git a/tools/perf/arch/arm64/tests/regs_load.S b/tools/perf/arch/arm64/tests/regs_load.S
index 025b46e579a6..07042511dca9 100644
--- a/tools/perf/arch/arm64/tests/regs_load.S
+++ b/tools/perf/arch/arm64/tests/regs_load.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
.text
diff --git a/tools/perf/arch/arm64/util/unwind-libunwind.c b/tools/perf/arch/arm64/util/unwind-libunwind.c
index b415dfdbccca..002520d4036b 100644
--- a/tools/perf/arch/arm64/util/unwind-libunwind.c
+++ b/tools/perf/arch/arm64/util/unwind-libunwind.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#ifndef REMOTE_UNWIND_LIBUNWIND
diff --git a/tools/perf/arch/common.c b/tools/perf/arch/common.c
index 6b40e9f01740..8c0cfeb55f8e 100644
--- a/tools/perf/arch/common.c
+++ b/tools/perf/arch/common.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <sys/utsname.h>
#include "common.h"
diff --git a/tools/perf/arch/common.h b/tools/perf/arch/common.h
index 6b01c736b7d9..a1546509ad24 100644
--- a/tools/perf/arch/common.h
+++ b/tools/perf/arch/common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ARCH_PERF_COMMON_H
#define ARCH_PERF_COMMON_H
diff --git a/tools/perf/arch/powerpc/Makefile b/tools/perf/arch/powerpc/Makefile
index cc3930904d68..42dab7c8f508 100644
--- a/tools/perf/arch/powerpc/Makefile
+++ b/tools/perf/arch/powerpc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ifndef NO_DWARF
PERF_HAVE_DWARF_REGS := 1
endif
diff --git a/tools/perf/arch/powerpc/annotate/instructions.c b/tools/perf/arch/powerpc/annotate/instructions.c
index 3c4004db81b9..b7bc04980fe8 100644
--- a/tools/perf/arch/powerpc/annotate/instructions.c
+++ b/tools/perf/arch/powerpc/annotate/instructions.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
static struct ins_ops *powerpc__associate_instruction_ops(struct arch *arch, const char *name)
{
int i;
diff --git a/tools/perf/arch/powerpc/include/arch-tests.h b/tools/perf/arch/powerpc/include/arch-tests.h
index 84d8dedef2ed..1c7be75cbc78 100644
--- a/tools/perf/arch/powerpc/include/arch-tests.h
+++ b/tools/perf/arch/powerpc/include/arch-tests.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ARCH_TESTS_H
#define ARCH_TESTS_H
diff --git a/tools/perf/arch/powerpc/include/dwarf-regs-table.h b/tools/perf/arch/powerpc/include/dwarf-regs-table.h
index db4730f5585c..66dc015a733d 100644
--- a/tools/perf/arch/powerpc/include/dwarf-regs-table.h
+++ b/tools/perf/arch/powerpc/include/dwarf-regs-table.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef DEFINE_DWARF_REGSTR_TABLE
/* This is included in perf/util/dwarf-regs.c */
diff --git a/tools/perf/arch/powerpc/include/perf_regs.h b/tools/perf/arch/powerpc/include/perf_regs.h
index c12f4e804f66..00e37b106913 100644
--- a/tools/perf/arch/powerpc/include/perf_regs.h
+++ b/tools/perf/arch/powerpc/include/perf_regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ARCH_PERF_REGS_H
#define ARCH_PERF_REGS_H
diff --git a/tools/perf/arch/powerpc/tests/arch-tests.c b/tools/perf/arch/powerpc/tests/arch-tests.c
index e24f46241f40..8c3fbd4af817 100644
--- a/tools/perf/arch/powerpc/tests/arch-tests.c
+++ b/tools/perf/arch/powerpc/tests/arch-tests.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <string.h>
#include "tests/tests.h"
#include "arch-tests.h"
diff --git a/tools/perf/arch/powerpc/tests/dwarf-unwind.c b/tools/perf/arch/powerpc/tests/dwarf-unwind.c
index 0bac3137ccbd..30cbbd6d5be0 100644
--- a/tools/perf/arch/powerpc/tests/dwarf-unwind.c
+++ b/tools/perf/arch/powerpc/tests/dwarf-unwind.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <string.h>
#include "perf_regs.h"
#include "thread.h"
diff --git a/tools/perf/arch/powerpc/tests/regs_load.S b/tools/perf/arch/powerpc/tests/regs_load.S
index d76c9a32f327..36a20b0033f9 100644
--- a/tools/perf/arch/powerpc/tests/regs_load.S
+++ b/tools/perf/arch/powerpc/tests/regs_load.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
/* Offset is based on macros from arch/powerpc/include/uapi/asm/ptrace.h. */
diff --git a/tools/perf/arch/powerpc/util/book3s_hcalls.h b/tools/perf/arch/powerpc/util/book3s_hcalls.h
index 0dd6b7f2d44f..54cfa0530e86 100644
--- a/tools/perf/arch/powerpc/util/book3s_hcalls.h
+++ b/tools/perf/arch/powerpc/util/book3s_hcalls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ARCH_PERF_BOOK3S_HV_HCALLS_H
#define ARCH_PERF_BOOK3S_HV_HCALLS_H
diff --git a/tools/perf/arch/powerpc/util/book3s_hv_exits.h b/tools/perf/arch/powerpc/util/book3s_hv_exits.h
index e68ba2da8970..853b95d1e139 100644
--- a/tools/perf/arch/powerpc/util/book3s_hv_exits.h
+++ b/tools/perf/arch/powerpc/util/book3s_hv_exits.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ARCH_PERF_BOOK3S_HV_EXITS_H
#define ARCH_PERF_BOOK3S_HV_EXITS_H
diff --git a/tools/perf/arch/powerpc/util/header.c b/tools/perf/arch/powerpc/util/header.c
index 9aaa6f5a9347..7a4cf80c207a 100644
--- a/tools/perf/arch/powerpc/util/header.c
+++ b/tools/perf/arch/powerpc/util/header.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <sys/types.h>
#include <unistd.h>
#include <stdio.h>
diff --git a/tools/perf/arch/powerpc/util/kvm-stat.c b/tools/perf/arch/powerpc/util/kvm-stat.c
index 249723f0e6a9..596ad6aedaac 100644
--- a/tools/perf/arch/powerpc/util/kvm-stat.c
+++ b/tools/perf/arch/powerpc/util/kvm-stat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include "util/kvm-stat.h"
#include "util/parse-events.h"
diff --git a/tools/perf/arch/powerpc/util/perf_regs.c b/tools/perf/arch/powerpc/util/perf_regs.c
index f860dc411f69..ec50939b0418 100644
--- a/tools/perf/arch/powerpc/util/perf_regs.c
+++ b/tools/perf/arch/powerpc/util/perf_regs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include <string.h>
#include <regex.h>
diff --git a/tools/perf/arch/powerpc/util/unwind-libdw.c b/tools/perf/arch/powerpc/util/unwind-libdw.c
index 3a24b3c43273..7a1f05ef2fc0 100644
--- a/tools/perf/arch/powerpc/util/unwind-libdw.c
+++ b/tools/perf/arch/powerpc/util/unwind-libdw.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <elfutils/libdwfl.h>
#include "../../util/unwind-libdw.h"
#include "../../util/perf_regs.h"
diff --git a/tools/perf/arch/s390/annotate/instructions.c b/tools/perf/arch/s390/annotate/instructions.c
index 745b4b1b8b21..c9a81673e8aa 100644
--- a/tools/perf/arch/s390/annotate/instructions.c
+++ b/tools/perf/arch/s390/annotate/instructions.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
static struct ins_ops *s390__associate_ins_ops(struct arch *arch, const char *name)
{
struct ins_ops *ops = NULL;
diff --git a/tools/perf/arch/s390/include/dwarf-regs-table.h b/tools/perf/arch/s390/include/dwarf-regs-table.h
index 9da74a933bd6..792d4c277225 100644
--- a/tools/perf/arch/s390/include/dwarf-regs-table.h
+++ b/tools/perf/arch/s390/include/dwarf-regs-table.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef DEFINE_DWARF_REGSTR_TABLE
/* This is included in perf/util/dwarf-regs.c */
diff --git a/tools/perf/arch/s390/util/dwarf-regs.c b/tools/perf/arch/s390/util/dwarf-regs.c
index 0469df02ee62..0dff5b2ed1e5 100644
--- a/tools/perf/arch/s390/util/dwarf-regs.c
+++ b/tools/perf/arch/s390/util/dwarf-regs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Mapping of DWARF debug register numbers into register names.
*
diff --git a/tools/perf/arch/s390/util/machine.c b/tools/perf/arch/s390/util/machine.c
index b9a95a1a8e69..0b2054007314 100644
--- a/tools/perf/arch/s390/util/machine.c
+++ b/tools/perf/arch/s390/util/machine.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <unistd.h>
#include <stdio.h>
#include <string.h>
diff --git a/tools/perf/arch/sh/include/dwarf-regs-table.h b/tools/perf/arch/sh/include/dwarf-regs-table.h
index 3a2deaf3dab4..900e69619970 100644
--- a/tools/perf/arch/sh/include/dwarf-regs-table.h
+++ b/tools/perf/arch/sh/include/dwarf-regs-table.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef DEFINE_DWARF_REGSTR_TABLE
/* This is included in perf/util/dwarf-regs.c */
diff --git a/tools/perf/arch/sparc/include/dwarf-regs-table.h b/tools/perf/arch/sparc/include/dwarf-regs-table.h
index 12c07619002c..35ede84a6b0d 100644
--- a/tools/perf/arch/sparc/include/dwarf-regs-table.h
+++ b/tools/perf/arch/sparc/include/dwarf-regs-table.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef DEFINE_DWARF_REGSTR_TABLE
/* This is included in perf/util/dwarf-regs.c */
diff --git a/tools/perf/arch/x86/Makefile b/tools/perf/arch/x86/Makefile
index 9a628a24c5c9..d74eaa7aa927 100644
--- a/tools/perf/arch/x86/Makefile
+++ b/tools/perf/arch/x86/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ifndef NO_DWARF
PERF_HAVE_DWARF_REGS := 1
endif
diff --git a/tools/perf/arch/x86/annotate/instructions.c b/tools/perf/arch/x86/annotate/instructions.c
index d84b72063a30..4adfb4ce2864 100644
--- a/tools/perf/arch/x86/annotate/instructions.c
+++ b/tools/perf/arch/x86/annotate/instructions.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
static struct ins x86__instructions[] = {
{ .name = "add", .ops = &mov_ops, },
{ .name = "addl", .ops = &mov_ops, },
diff --git a/tools/perf/arch/x86/entry/syscalls/syscalltbl.sh b/tools/perf/arch/x86/entry/syscalls/syscalltbl.sh
index 49a18b9ad9cf..029a72c20b19 100755
--- a/tools/perf/arch/x86/entry/syscalls/syscalltbl.sh
+++ b/tools/perf/arch/x86/entry/syscalls/syscalltbl.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
in="$1"
arch="$2"
diff --git a/tools/perf/arch/x86/include/arch-tests.h b/tools/perf/arch/x86/include/arch-tests.h
index 4e0b806a7a0f..9834fdc7c59e 100644
--- a/tools/perf/arch/x86/include/arch-tests.h
+++ b/tools/perf/arch/x86/include/arch-tests.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ARCH_TESTS_H
#define ARCH_TESTS_H
diff --git a/tools/perf/arch/x86/include/dwarf-regs-table.h b/tools/perf/arch/x86/include/dwarf-regs-table.h
index 9b5e5cbb4209..b9bd5dc9d4c0 100644
--- a/tools/perf/arch/x86/include/dwarf-regs-table.h
+++ b/tools/perf/arch/x86/include/dwarf-regs-table.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef DEFINE_DWARF_REGSTR_TABLE
/* This is included in perf/util/dwarf-regs.c */
diff --git a/tools/perf/arch/x86/include/perf_regs.h b/tools/perf/arch/x86/include/perf_regs.h
index 7df517acfef8..7f6d538f8a89 100644
--- a/tools/perf/arch/x86/include/perf_regs.h
+++ b/tools/perf/arch/x86/include/perf_regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ARCH_PERF_REGS_H
#define ARCH_PERF_REGS_H
diff --git a/tools/perf/arch/x86/tests/arch-tests.c b/tools/perf/arch/x86/tests/arch-tests.c
index 99d66191e56c..34a078136a47 100644
--- a/tools/perf/arch/x86/tests/arch-tests.c
+++ b/tools/perf/arch/x86/tests/arch-tests.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <string.h>
#include "tests/tests.h"
#include "arch-tests.h"
diff --git a/tools/perf/arch/x86/tests/dwarf-unwind.c b/tools/perf/arch/x86/tests/dwarf-unwind.c
index 7f209ce827bf..95036c7a59e8 100644
--- a/tools/perf/arch/x86/tests/dwarf-unwind.c
+++ b/tools/perf/arch/x86/tests/dwarf-unwind.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <string.h>
#include "perf_regs.h"
#include "thread.h"
diff --git a/tools/perf/arch/x86/tests/insn-x86-dat-32.c b/tools/perf/arch/x86/tests/insn-x86-dat-32.c
index 3cbf6fad169f..fab3c6de73fa 100644
--- a/tools/perf/arch/x86/tests/insn-x86-dat-32.c
+++ b/tools/perf/arch/x86/tests/insn-x86-dat-32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Generated by gen-insn-x86-dat.sh and gen-insn-x86-dat.awk
* from insn-x86-dat-src.c for inclusion by insn-x86.c
diff --git a/tools/perf/arch/x86/tests/insn-x86-dat-64.c b/tools/perf/arch/x86/tests/insn-x86-dat-64.c
index aa512fa944dd..c57f34603b9b 100644
--- a/tools/perf/arch/x86/tests/insn-x86-dat-64.c
+++ b/tools/perf/arch/x86/tests/insn-x86-dat-64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Generated by gen-insn-x86-dat.sh and gen-insn-x86-dat.awk
* from insn-x86-dat-src.c for inclusion by insn-x86.c
diff --git a/tools/perf/arch/x86/tests/insn-x86-dat-src.c b/tools/perf/arch/x86/tests/insn-x86-dat-src.c
index 6cdb65d25b79..891415b10984 100644
--- a/tools/perf/arch/x86/tests/insn-x86-dat-src.c
+++ b/tools/perf/arch/x86/tests/insn-x86-dat-src.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This file contains instructions for testing by the test titled:
*
diff --git a/tools/perf/arch/x86/tests/insn-x86.c b/tools/perf/arch/x86/tests/insn-x86.c
index b3860586a0c2..a5d24ae5810d 100644
--- a/tools/perf/arch/x86/tests/insn-x86.c
+++ b/tools/perf/arch/x86/tests/insn-x86.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include "debug.h"
diff --git a/tools/perf/arch/x86/tests/intel-cqm.c b/tools/perf/arch/x86/tests/intel-cqm.c
index 57f86b6e7d6f..90a4a8c58a62 100644
--- a/tools/perf/arch/x86/tests/intel-cqm.c
+++ b/tools/perf/arch/x86/tests/intel-cqm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "tests/tests.h"
#include "perf.h"
#include "cloexec.h"
diff --git a/tools/perf/arch/x86/tests/perf-time-to-tsc.c b/tools/perf/arch/x86/tests/perf-time-to-tsc.c
index 5dd7efb192ce..b59678e8c1e2 100644
--- a/tools/perf/arch/x86/tests/perf-time-to-tsc.c
+++ b/tools/perf/arch/x86/tests/perf-time-to-tsc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include <inttypes.h>
#include <stdio.h>
diff --git a/tools/perf/arch/x86/tests/rdpmc.c b/tools/perf/arch/x86/tests/rdpmc.c
index 17fec30a0b31..7a11f02d6c6c 100644
--- a/tools/perf/arch/x86/tests/rdpmc.c
+++ b/tools/perf/arch/x86/tests/rdpmc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include <unistd.h>
#include <stdlib.h>
diff --git a/tools/perf/arch/x86/tests/regs_load.S b/tools/perf/arch/x86/tests/regs_load.S
index 60875d5c556c..bbe5a0d16e51 100644
--- a/tools/perf/arch/x86/tests/regs_load.S
+++ b/tools/perf/arch/x86/tests/regs_load.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#define AX 0
diff --git a/tools/perf/arch/x86/util/group.c b/tools/perf/arch/x86/util/group.c
index 37f92aa39a5d..e2f8034b8973 100644
--- a/tools/perf/arch/x86/util/group.c
+++ b/tools/perf/arch/x86/util/group.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include "api/fs/fs.h"
#include "util/group.h"
diff --git a/tools/perf/arch/x86/util/header.c b/tools/perf/arch/x86/util/header.c
index a74a48db26f5..33027c5e6f92 100644
--- a/tools/perf/arch/x86/util/header.c
+++ b/tools/perf/arch/x86/util/header.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <sys/types.h>
#include <unistd.h>
#include <stdio.h>
diff --git a/tools/perf/arch/x86/util/kvm-stat.c b/tools/perf/arch/x86/util/kvm-stat.c
index bf817beca0a8..b32409a0e546 100644
--- a/tools/perf/arch/x86/util/kvm-stat.c
+++ b/tools/perf/arch/x86/util/kvm-stat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include "../../util/kvm-stat.h"
#include <asm/svm.h>
diff --git a/tools/perf/arch/x86/util/perf_regs.c b/tools/perf/arch/x86/util/perf_regs.c
index f95edebfb716..4b2caf6d48e7 100644
--- a/tools/perf/arch/x86/util/perf_regs.c
+++ b/tools/perf/arch/x86/util/perf_regs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include <string.h>
#include <regex.h>
diff --git a/tools/perf/arch/x86/util/pmu.c b/tools/perf/arch/x86/util/pmu.c
index 79fe07158d00..63a74c32ddc5 100644
--- a/tools/perf/arch/x86/util/pmu.c
+++ b/tools/perf/arch/x86/util/pmu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <string.h>
#include <linux/perf_event.h>
diff --git a/tools/perf/arch/x86/util/tsc.c b/tools/perf/arch/x86/util/tsc.c
index 2e5567c94e09..06bae7023a51 100644
--- a/tools/perf/arch/x86/util/tsc.c
+++ b/tools/perf/arch/x86/util/tsc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdbool.h>
#include <errno.h>
diff --git a/tools/perf/arch/x86/util/unwind-libdw.c b/tools/perf/arch/x86/util/unwind-libdw.c
index 38dc9bb2a7c9..fda8f4206ee4 100644
--- a/tools/perf/arch/x86/util/unwind-libdw.c
+++ b/tools/perf/arch/x86/util/unwind-libdw.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <elfutils/libdwfl.h>
#include "../../util/unwind-libdw.h"
#include "../../util/perf_regs.h"
diff --git a/tools/perf/arch/x86/util/unwind-libunwind.c b/tools/perf/arch/x86/util/unwind-libunwind.c
index 4f16661cbdbb..9c917f80c906 100644
--- a/tools/perf/arch/x86/util/unwind-libunwind.c
+++ b/tools/perf/arch/x86/util/unwind-libunwind.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#ifndef REMOTE_UNWIND_LIBUNWIND
#include <errno.h>
diff --git a/tools/perf/arch/xtensa/include/dwarf-regs-table.h b/tools/perf/arch/xtensa/include/dwarf-regs-table.h
index aa0444a33fe6..d7c9f1fb4444 100644
--- a/tools/perf/arch/xtensa/include/dwarf-regs-table.h
+++ b/tools/perf/arch/xtensa/include/dwarf-regs-table.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef DEFINE_DWARF_REGSTR_TABLE
/* This is included in perf/util/dwarf-regs.c */
diff --git a/tools/perf/bench/bench.h b/tools/perf/bench/bench.h
index 842ab2781cdc..6c9fcd757f31 100644
--- a/tools/perf/bench/bench.h
+++ b/tools/perf/bench/bench.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BENCH_H
#define BENCH_H
diff --git a/tools/perf/bench/futex-hash.c b/tools/perf/bench/futex-hash.c
index fe16b310097f..58ae6ed8f38b 100644
--- a/tools/perf/bench/futex-hash.c
+++ b/tools/perf/bench/futex-hash.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2013 Davidlohr Bueso <davidlohr@hp.com>
*
diff --git a/tools/perf/bench/futex-lock-pi.c b/tools/perf/bench/futex-lock-pi.c
index 73a1c44ea63c..08653ae8a8c4 100644
--- a/tools/perf/bench/futex-lock-pi.c
+++ b/tools/perf/bench/futex-lock-pi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2015 Davidlohr Bueso.
*/
diff --git a/tools/perf/bench/futex-requeue.c b/tools/perf/bench/futex-requeue.c
index 41786cbea24c..1058c194608a 100644
--- a/tools/perf/bench/futex-requeue.c
+++ b/tools/perf/bench/futex-requeue.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2013 Davidlohr Bueso <davidlohr@hp.com>
*
diff --git a/tools/perf/bench/futex-wake-parallel.c b/tools/perf/bench/futex-wake-parallel.c
index 4ab12c8e016a..b4732dad9f89 100644
--- a/tools/perf/bench/futex-wake-parallel.c
+++ b/tools/perf/bench/futex-wake-parallel.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2015 Davidlohr Bueso.
*
diff --git a/tools/perf/bench/futex-wake.c b/tools/perf/bench/futex-wake.c
index 2fa49222ef8d..8c5c0b6b5c97 100644
--- a/tools/perf/bench/futex-wake.c
+++ b/tools/perf/bench/futex-wake.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2013 Davidlohr Bueso <davidlohr@hp.com>
*
diff --git a/tools/perf/bench/futex.h b/tools/perf/bench/futex.h
index e44fd3239530..db4853f209c7 100644
--- a/tools/perf/bench/futex.h
+++ b/tools/perf/bench/futex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Glibc independent futex library for testing kernel functionality.
* Shamelessly stolen from Darren Hart <dvhltc@us.ibm.com>
diff --git a/tools/perf/bench/mem-functions.c b/tools/perf/bench/mem-functions.c
index fbd732b54047..0251dd348124 100644
--- a/tools/perf/bench/mem-functions.c
+++ b/tools/perf/bench/mem-functions.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* mem-memcpy.c
*
diff --git a/tools/perf/bench/mem-memcpy-arch.h b/tools/perf/bench/mem-memcpy-arch.h
index 5aad2a9408b0..5bcaec5601a8 100644
--- a/tools/perf/bench/mem-memcpy-arch.h
+++ b/tools/perf/bench/mem-memcpy-arch.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef HAVE_ARCH_X86_64_SUPPORT
diff --git a/tools/perf/bench/mem-memcpy-x86-64-asm-def.h b/tools/perf/bench/mem-memcpy-x86-64-asm-def.h
index 8c0c1a2770c8..50ae8bd58296 100644
--- a/tools/perf/bench/mem-memcpy-x86-64-asm-def.h
+++ b/tools/perf/bench/mem-memcpy-x86-64-asm-def.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
MEMCPY_FN(memcpy_orig,
"x86-64-unrolled",
diff --git a/tools/perf/bench/mem-memcpy-x86-64-asm.S b/tools/perf/bench/mem-memcpy-x86-64-asm.S
index f700369bb0f6..b43f8d2a34ec 100644
--- a/tools/perf/bench/mem-memcpy-x86-64-asm.S
+++ b/tools/perf/bench/mem-memcpy-x86-64-asm.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Various wrappers to make the kernel .S file build in user-space: */
diff --git a/tools/perf/bench/mem-memset-arch.h b/tools/perf/bench/mem-memset-arch.h
index 0d15786d9ae3..53f45482663f 100644
--- a/tools/perf/bench/mem-memset-arch.h
+++ b/tools/perf/bench/mem-memset-arch.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef HAVE_ARCH_X86_64_SUPPORT
diff --git a/tools/perf/bench/mem-memset-x86-64-asm-def.h b/tools/perf/bench/mem-memset-x86-64-asm-def.h
index f02d028771d9..dac6d2b7c39b 100644
--- a/tools/perf/bench/mem-memset-x86-64-asm-def.h
+++ b/tools/perf/bench/mem-memset-x86-64-asm-def.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
MEMSET_FN(memset_orig,
"x86-64-unrolled",
diff --git a/tools/perf/bench/mem-memset-x86-64-asm.S b/tools/perf/bench/mem-memset-x86-64-asm.S
index 58407aa24c1b..d550bd526162 100644
--- a/tools/perf/bench/mem-memset-x86-64-asm.S
+++ b/tools/perf/bench/mem-memset-x86-64-asm.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define memset MEMSET /* don't hide glibc's memset() */
#define altinstr_replacement text
#define globl p2align 4; .globl
diff --git a/tools/perf/bench/numa.c b/tools/perf/bench/numa.c
index 469d65b21122..d95fdcc26f4b 100644
--- a/tools/perf/bench/numa.c
+++ b/tools/perf/bench/numa.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* numa.c
*
diff --git a/tools/perf/bench/sched-messaging.c b/tools/perf/bench/sched-messaging.c
index 4f961e74535b..f9d7641ae833 100644
--- a/tools/perf/bench/sched-messaging.c
+++ b/tools/perf/bench/sched-messaging.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
*
* sched-messaging.c
diff --git a/tools/perf/bench/sched-pipe.c b/tools/perf/bench/sched-pipe.c
index a152737370c5..0591be008f2a 100644
--- a/tools/perf/bench/sched-pipe.c
+++ b/tools/perf/bench/sched-pipe.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
*
* sched-pipe.c
diff --git a/tools/perf/builtin-annotate.c b/tools/perf/builtin-annotate.c
index c38373195c4a..3d32aa45016d 100644
--- a/tools/perf/builtin-annotate.c
+++ b/tools/perf/builtin-annotate.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* builtin-annotate.c
*
diff --git a/tools/perf/builtin-bench.c b/tools/perf/builtin-bench.c
index 445e62881254..17a6bcd01aa6 100644
--- a/tools/perf/builtin-bench.c
+++ b/tools/perf/builtin-bench.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* builtin-bench.c
*
diff --git a/tools/perf/builtin-buildid-cache.c b/tools/perf/builtin-buildid-cache.c
index e3eb6240ced0..5f53a7ad5ef3 100644
--- a/tools/perf/builtin-buildid-cache.c
+++ b/tools/perf/builtin-buildid-cache.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* builtin-buildid-cache.c
*
diff --git a/tools/perf/builtin-buildid-list.c b/tools/perf/builtin-buildid-list.c
index fdaca16e0c74..ec2f327cd79d 100644
--- a/tools/perf/builtin-buildid-list.c
+++ b/tools/perf/builtin-buildid-list.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* builtin-buildid-list.c
*
diff --git a/tools/perf/builtin-c2c.c b/tools/perf/builtin-c2c.c
index 475999e48f66..fd32ad08c6d4 100644
--- a/tools/perf/builtin-c2c.c
+++ b/tools/perf/builtin-c2c.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This is rewrite of original c2c tool introduced in here:
* http://lwn.net/Articles/588866/
diff --git a/tools/perf/builtin-config.c b/tools/perf/builtin-config.c
index a1d82e33282c..abfa49eaf7fd 100644
--- a/tools/perf/builtin-config.c
+++ b/tools/perf/builtin-config.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* builtin-config.c
*
diff --git a/tools/perf/builtin-data.c b/tools/perf/builtin-data.c
index 46cd8490baf4..dde25d4ca56d 100644
--- a/tools/perf/builtin-data.c
+++ b/tools/perf/builtin-data.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/compiler.h>
#include "builtin.h"
#include "perf.h"
diff --git a/tools/perf/builtin-diff.c b/tools/perf/builtin-diff.c
index 0cd4cf6a344b..56223bdfa205 100644
--- a/tools/perf/builtin-diff.c
+++ b/tools/perf/builtin-diff.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* builtin-diff.c
*
diff --git a/tools/perf/builtin-evlist.c b/tools/perf/builtin-evlist.c
index 6d210e40d611..cdd145613f60 100644
--- a/tools/perf/builtin-evlist.c
+++ b/tools/perf/builtin-evlist.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Builtin evlist command: Show the list of event selectors present
* in a perf.data file.
diff --git a/tools/perf/builtin-help.c b/tools/perf/builtin-help.c
index dbe4e4153bcf..bd1fedef3d1c 100644
--- a/tools/perf/builtin-help.c
+++ b/tools/perf/builtin-help.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* builtin-help.c
*
diff --git a/tools/perf/builtin-inject.c b/tools/perf/builtin-inject.c
index 2b8032908fb2..3e0e73b0dc67 100644
--- a/tools/perf/builtin-inject.c
+++ b/tools/perf/builtin-inject.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* builtin-inject.c
*
diff --git a/tools/perf/builtin-kmem.c b/tools/perf/builtin-kmem.c
index 24ee68ecdd42..35d4b9c9a9e8 100644
--- a/tools/perf/builtin-kmem.c
+++ b/tools/perf/builtin-kmem.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "builtin.h"
#include "perf.h"
diff --git a/tools/perf/builtin-kvm.c b/tools/perf/builtin-kvm.c
index f309c3773522..5fb40368d5d1 100644
--- a/tools/perf/builtin-kvm.c
+++ b/tools/perf/builtin-kvm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "builtin.h"
#include "perf.h"
diff --git a/tools/perf/builtin-list.c b/tools/perf/builtin-list.c
index 4bf2cb4d25aa..eeedbe433776 100644
--- a/tools/perf/builtin-list.c
+++ b/tools/perf/builtin-list.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* builtin-list.c
*
diff --git a/tools/perf/builtin-lock.c b/tools/perf/builtin-lock.c
index ff98652484a7..fe69cd6b89e1 100644
--- a/tools/perf/builtin-lock.c
+++ b/tools/perf/builtin-lock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include <inttypes.h>
#include "builtin.h"
diff --git a/tools/perf/builtin-mem.c b/tools/perf/builtin-mem.c
index 0f15634ef82c..4db960085273 100644
--- a/tools/perf/builtin-mem.c
+++ b/tools/perf/builtin-mem.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <inttypes.h>
#include <sys/types.h>
#include <sys/stat.h>
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index 56f8142ff97f..0c95ffefb6cc 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* builtin-record.c
*
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index f9dff652dcbd..fae4b0340750 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* builtin-report.c
*
diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c
index 322b4def8411..f380d91ee609 100644
--- a/tools/perf/builtin-sched.c
+++ b/tools/perf/builtin-sched.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "builtin.h"
#include "perf.h"
diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c
index 3d4c3b5e1868..0fe02758de7d 100644
--- a/tools/perf/builtin-script.c
+++ b/tools/perf/builtin-script.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "builtin.h"
#include "perf.h"
@@ -586,7 +587,7 @@ static void print_sample_brstack(struct perf_sample *sample,
thread__find_addr_map(thread, sample->cpumode, MAP__FUNCTION, to, &alt);
}
- printf("0x%"PRIx64, from);
+ printf(" 0x%"PRIx64, from);
if (PRINT_FIELD(DSO)) {
printf("(");
map__fprintf_dsoname(alf.map, stdout);
@@ -681,7 +682,7 @@ static void print_sample_brstackoff(struct perf_sample *sample,
if (alt.map && !alt.map->dso->adjust_symbols)
to = map__map_ip(alt.map, to);
- printf("0x%"PRIx64, from);
+ printf(" 0x%"PRIx64, from);
if (PRINT_FIELD(DSO)) {
printf("(");
map__fprintf_dsoname(alf.map, stdout);
diff --git a/tools/perf/builtin-version.c b/tools/perf/builtin-version.c
index d25149456a2f..37019c5d675f 100644
--- a/tools/perf/builtin-version.c
+++ b/tools/perf/builtin-version.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "builtin.h"
#include "perf.h"
#include <linux/compiler.h>
diff --git a/tools/perf/builtin.h b/tools/perf/builtin.h
index d4d19fe3d050..05745f3ce912 100644
--- a/tools/perf/builtin.h
+++ b/tools/perf/builtin.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BUILTIN_H
#define BUILTIN_H
diff --git a/tools/perf/check-headers.sh b/tools/perf/check-headers.sh
index 932fda54b8a6..50cd6228f506 100755
--- a/tools/perf/check-headers.sh
+++ b/tools/perf/check-headers.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
HEADERS='
include/uapi/drm/drm.h
diff --git a/tools/perf/jvmti/jvmti_agent.h b/tools/perf/jvmti/jvmti_agent.h
index c53a41f48b63..fe32d8344a82 100644
--- a/tools/perf/jvmti/jvmti_agent.h
+++ b/tools/perf/jvmti/jvmti_agent.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __JVMTI_AGENT_H__
#define __JVMTI_AGENT_H__
diff --git a/tools/perf/jvmti/libjvmti.c b/tools/perf/jvmti/libjvmti.c
index 6d710904c837..c62c9fc9a525 100644
--- a/tools/perf/jvmti/libjvmti.c
+++ b/tools/perf/jvmti/libjvmti.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/compiler.h>
#include <sys/types.h>
#include <stdio.h>
diff --git a/tools/perf/perf-archive.sh b/tools/perf/perf-archive.sh
index e91930620269..0cfb3e2cefef 100644
--- a/tools/perf/perf-archive.sh
+++ b/tools/perf/perf-archive.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
# perf archive
# Arnaldo Carvalho de Melo <acme@redhat.com>
diff --git a/tools/perf/perf-completion.sh b/tools/perf/perf-completion.sh
index 3ba80b2359cc..345f5d6e9ed5 100644
--- a/tools/perf/perf-completion.sh
+++ b/tools/perf/perf-completion.sh
@@ -1,4 +1,5 @@
# perf bash and zsh completion
+# SPDX-License-Identifier: GPL-2.0
# Taken from git.git's completion script.
__my_reassemble_comp_words_by_ref()
diff --git a/tools/perf/perf-read-vdso.c b/tools/perf/perf-read-vdso.c
index 764e2547c25a..8c0ca0cc428f 100644
--- a/tools/perf/perf-read-vdso.c
+++ b/tools/perf/perf-read-vdso.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <string.h>
diff --git a/tools/perf/perf-sys.h b/tools/perf/perf-sys.h
index c11f0c76e90c..36673f98d66b 100644
--- a/tools/perf/perf-sys.h
+++ b/tools/perf/perf-sys.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PERF_SYS_H
#define _PERF_SYS_H
diff --git a/tools/perf/perf.c b/tools/perf/perf.c
index 2f19e03c5c40..62b13518bc6e 100644
--- a/tools/perf/perf.c
+++ b/tools/perf/perf.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* perf.c
*
diff --git a/tools/perf/perf.h b/tools/perf/perf.h
index dc442ba21bf6..f75f3dec7485 100644
--- a/tools/perf/perf.h
+++ b/tools/perf/perf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PERF_PERF_H
#define _PERF_PERF_H
diff --git a/tools/perf/pmu-events/jevents.h b/tools/perf/pmu-events/jevents.h
index 611fac01913d..d87efd2685b8 100644
--- a/tools/perf/pmu-events/jevents.h
+++ b/tools/perf/pmu-events/jevents.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef JEVENTS_H
#define JEVENTS_H 1
diff --git a/tools/perf/pmu-events/jsmn.h b/tools/perf/pmu-events/jsmn.h
index d666b10cf25b..c7b0f6ea2a31 100644
--- a/tools/perf/pmu-events/jsmn.h
+++ b/tools/perf/pmu-events/jsmn.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __JSMN_H_
#define __JSMN_H_
diff --git a/tools/perf/pmu-events/json.h b/tools/perf/pmu-events/json.h
index 278ebd32cfb6..fbcd5a0590ad 100644
--- a/tools/perf/pmu-events/json.h
+++ b/tools/perf/pmu-events/json.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef JSON_H
#define JSON_H 1
diff --git a/tools/perf/pmu-events/pmu-events.h b/tools/perf/pmu-events/pmu-events.h
index 569eab3688dd..e08789ddfe6c 100644
--- a/tools/perf/pmu-events/pmu-events.h
+++ b/tools/perf/pmu-events/pmu-events.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PMU_EVENTS_H
#define PMU_EVENTS_H
diff --git a/tools/perf/python/tracepoint.py b/tools/perf/python/tracepoint.py
index eb4dbed57de7..eb76f6516247 100755
--- a/tools/perf/python/tracepoint.py
+++ b/tools/perf/python/tracepoint.py
@@ -1,4 +1,5 @@
#! /usr/bin/python
+# SPDX-License-Identifier: GPL-2.0
# -*- python -*-
# -*- coding: utf-8 -*-
diff --git a/tools/perf/scripts/perl/Perf-Trace-Util/Makefile.PL b/tools/perf/scripts/perl/Perf-Trace-Util/Makefile.PL
index decdeb0f6789..e8994332d7dc 100644
--- a/tools/perf/scripts/perl/Perf-Trace-Util/Makefile.PL
+++ b/tools/perf/scripts/perl/Perf-Trace-Util/Makefile.PL
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
use 5.010000;
use ExtUtils::MakeMaker;
# See lib/ExtUtils/MakeMaker.pm for details of how to influence
diff --git a/tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/EventClass.py b/tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/EventClass.py
index 9e0985794e20..81a56cd2b3c1 100755
--- a/tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/EventClass.py
+++ b/tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/EventClass.py
@@ -1,4 +1,5 @@
# EventClass.py
+# SPDX-License-Identifier: GPL-2.0
#
# This is a library defining some events types classes, which could
# be used by other scripts to analyzing the perf samples.
diff --git a/tools/perf/scripts/python/event_analyzing_sample.py b/tools/perf/scripts/python/event_analyzing_sample.py
index 163c39fa12d9..4e843b9864ec 100644
--- a/tools/perf/scripts/python/event_analyzing_sample.py
+++ b/tools/perf/scripts/python/event_analyzing_sample.py
@@ -1,4 +1,5 @@
# event_analyzing_sample.py: general event handler in python
+# SPDX-License-Identifier: GPL-2.0
#
# Current perf report is already very powerful with the annotation integrated,
# and this script is not trying to be as powerful as perf report, but
diff --git a/tools/perf/scripts/python/net_dropmonitor.py b/tools/perf/scripts/python/net_dropmonitor.py
index 0b6ce8c253e8..a150164b44a3 100755
--- a/tools/perf/scripts/python/net_dropmonitor.py
+++ b/tools/perf/scripts/python/net_dropmonitor.py
@@ -1,4 +1,5 @@
# Monitor the system for dropped packets and proudce a report of drop locations and counts
+# SPDX-License-Identifier: GPL-2.0
import os
import sys
diff --git a/tools/perf/scripts/python/netdev-times.py b/tools/perf/scripts/python/netdev-times.py
index 4c6f09ac7d12..9b2050f778f1 100644
--- a/tools/perf/scripts/python/netdev-times.py
+++ b/tools/perf/scripts/python/netdev-times.py
@@ -1,4 +1,5 @@
# Display a process of packets and processed time.
+# SPDX-License-Identifier: GPL-2.0
# It helps us to investigate networking or network device.
#
# options
diff --git a/tools/perf/scripts/python/stackcollapse.py b/tools/perf/scripts/python/stackcollapse.py
index 5a605f70ef32..1697b5e18c96 100755
--- a/tools/perf/scripts/python/stackcollapse.py
+++ b/tools/perf/scripts/python/stackcollapse.py
@@ -1,4 +1,5 @@
# stackcollapse.py - format perf samples with one line per distinct call stack
+# SPDX-License-Identifier: GPL-2.0
#
# This script's output has two space-separated fields. The first is a semicolon
# separated stack including the program name (from the "comm" field) and the
diff --git a/tools/perf/scripts/python/stat-cpi.py b/tools/perf/scripts/python/stat-cpi.py
index 8b60f343dd07..8410672efb8b 100644
--- a/tools/perf/scripts/python/stat-cpi.py
+++ b/tools/perf/scripts/python/stat-cpi.py
@@ -1,4 +1,5 @@
#!/usr/bin/env python
+# SPDX-License-Identifier: GPL-2.0
data = {}
times = []
diff --git a/tools/perf/tests/attr.c b/tools/perf/tests/attr.c
index c9aafed7da15..c180bbcdbef6 100644
--- a/tools/perf/tests/attr.c
+++ b/tools/perf/tests/attr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* The struct perf_event_attr test support.
*
diff --git a/tools/perf/tests/attr.py b/tools/perf/tests/attr.py
index 6bb50e82a3e3..907b1b2f56ad 100644
--- a/tools/perf/tests/attr.py
+++ b/tools/perf/tests/attr.py
@@ -1,4 +1,5 @@
#! /usr/bin/python
+# SPDX-License-Identifier: GPL-2.0
import os
import sys
diff --git a/tools/perf/tests/backward-ring-buffer.c b/tools/perf/tests/backward-ring-buffer.c
index d233ad336463..71b9a0b613d2 100644
--- a/tools/perf/tests/backward-ring-buffer.c
+++ b/tools/perf/tests/backward-ring-buffer.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Test backward bit in event attribute, read ring buffer from end to
* beginning
diff --git a/tools/perf/tests/bitmap.c b/tools/perf/tests/bitmap.c
index 0d7c06584905..47bedf25ba69 100644
--- a/tools/perf/tests/bitmap.c
+++ b/tools/perf/tests/bitmap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/compiler.h>
#include <linux/bitmap.h>
#include "tests.h"
diff --git a/tools/perf/tests/bp_signal.c b/tools/perf/tests/bp_signal.c
index 97937e1bc53a..335b695f4970 100644
--- a/tools/perf/tests/bp_signal.c
+++ b/tools/perf/tests/bp_signal.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Inspired by breakpoint overflow test done by
* Vince Weaver <vincent.weaver@maine.edu> for perf_event_tests
diff --git a/tools/perf/tests/bp_signal_overflow.c b/tools/perf/tests/bp_signal_overflow.c
index 61ecd8021f49..ca962559e845 100644
--- a/tools/perf/tests/bp_signal_overflow.c
+++ b/tools/perf/tests/bp_signal_overflow.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Originally done by Vince Weaver <vincent.weaver@maine.edu> for
* perf_event_tests (git://github.com/deater/perf_event_tests)
diff --git a/tools/perf/tests/builtin-test.c b/tools/perf/tests/builtin-test.c
index 377bea009163..53d06f37406a 100644
--- a/tools/perf/tests/builtin-test.c
+++ b/tools/perf/tests/builtin-test.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* builtin-test.c
*
diff --git a/tools/perf/tests/clang.c b/tools/perf/tests/clang.c
index c60ec916f0f2..f45fe11dcf50 100644
--- a/tools/perf/tests/clang.c
+++ b/tools/perf/tests/clang.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "tests.h"
#include "debug.h"
#include "util.h"
diff --git a/tools/perf/tests/code-reading.c b/tools/perf/tests/code-reading.c
index 466a462b26d1..fcc8984bc329 100644
--- a/tools/perf/tests/code-reading.c
+++ b/tools/perf/tests/code-reading.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include <linux/kernel.h>
#include <linux/types.h>
diff --git a/tools/perf/tests/cpumap.c b/tools/perf/tests/cpumap.c
index 199702252270..e78b897677bd 100644
--- a/tools/perf/tests/cpumap.c
+++ b/tools/perf/tests/cpumap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "tests.h"
#include <stdio.h>
#include "cpumap.h"
diff --git a/tools/perf/tests/dso-data.c b/tools/perf/tests/dso-data.c
index 30aead42d136..7f6c52021e41 100644
--- a/tools/perf/tests/dso-data.c
+++ b/tools/perf/tests/dso-data.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dirent.h>
#include <stdlib.h>
#include <linux/kernel.h>
diff --git a/tools/perf/tests/dwarf-unwind.c b/tools/perf/tests/dwarf-unwind.c
index 9ba1d216a89f..ac40e05bcab4 100644
--- a/tools/perf/tests/dwarf-unwind.c
+++ b/tools/perf/tests/dwarf-unwind.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/compiler.h>
#include <linux/types.h>
#include <inttypes.h>
diff --git a/tools/perf/tests/event-times.c b/tools/perf/tests/event-times.c
index b82b981c3259..1a2686f1fcf0 100644
--- a/tools/perf/tests/event-times.c
+++ b/tools/perf/tests/event-times.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/compiler.h>
#include <errno.h>
#include <inttypes.h>
diff --git a/tools/perf/tests/event_update.c b/tools/perf/tests/event_update.c
index 9484da2ec6b4..f14dcd613438 100644
--- a/tools/perf/tests/event_update.c
+++ b/tools/perf/tests/event_update.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/compiler.h>
#include "evlist.h"
#include "evsel.h"
diff --git a/tools/perf/tests/evsel-roundtrip-name.c b/tools/perf/tests/evsel-roundtrip-name.c
index d32759b6e38a..a104728ebf25 100644
--- a/tools/perf/tests/evsel-roundtrip-name.c
+++ b/tools/perf/tests/evsel-roundtrip-name.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "evlist.h"
#include "evsel.h"
#include "parse-events.h"
diff --git a/tools/perf/tests/evsel-tp-sched.c b/tools/perf/tests/evsel-tp-sched.c
index 5fc906d26c5c..699561fa512c 100644
--- a/tools/perf/tests/evsel-tp-sched.c
+++ b/tools/perf/tests/evsel-tp-sched.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/err.h>
#include <traceevent/event-parse.h>
#include "evsel.h"
diff --git a/tools/perf/tests/expr.c b/tools/perf/tests/expr.c
index cb251bf523e7..01f0706995a9 100644
--- a/tools/perf/tests/expr.c
+++ b/tools/perf/tests/expr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "util/debug.h"
#include "util/expr.h"
#include "tests.h"
diff --git a/tools/perf/tests/fdarray.c b/tools/perf/tests/fdarray.c
index 7d3a9e2ff897..c7c81c4a5b2b 100644
--- a/tools/perf/tests/fdarray.c
+++ b/tools/perf/tests/fdarray.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <api/fd/array.h>
#include <poll.h>
#include "util/debug.h"
diff --git a/tools/perf/tests/hists_common.c b/tools/perf/tests/hists_common.c
index 00b8dc50f3db..f7c5b613d667 100644
--- a/tools/perf/tests/hists_common.c
+++ b/tools/perf/tests/hists_common.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <inttypes.h>
#include "perf.h"
#include "util/debug.h"
diff --git a/tools/perf/tests/hists_common.h b/tools/perf/tests/hists_common.h
index 888254e8665c..a2de0ff0ce3a 100644
--- a/tools/perf/tests/hists_common.h
+++ b/tools/perf/tests/hists_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_TESTS__HISTS_COMMON_H__
#define __PERF_TESTS__HISTS_COMMON_H__
diff --git a/tools/perf/tests/hists_cumulate.c b/tools/perf/tests/hists_cumulate.c
index 8d19c0200cb7..65fe02bebbee 100644
--- a/tools/perf/tests/hists_cumulate.c
+++ b/tools/perf/tests/hists_cumulate.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "perf.h"
#include "util/debug.h"
#include "util/event.h"
diff --git a/tools/perf/tests/hists_filter.c b/tools/perf/tests/hists_filter.c
index 755ca551b810..1c5bedab3c2c 100644
--- a/tools/perf/tests/hists_filter.c
+++ b/tools/perf/tests/hists_filter.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "perf.h"
#include "util/debug.h"
#include "util/symbol.h"
diff --git a/tools/perf/tests/hists_link.c b/tools/perf/tests/hists_link.c
index 073c9c2856bc..9a9d06cb0222 100644
--- a/tools/perf/tests/hists_link.c
+++ b/tools/perf/tests/hists_link.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "perf.h"
#include "tests.h"
#include "debug.h"
diff --git a/tools/perf/tests/hists_output.c b/tools/perf/tests/hists_output.c
index 282d62eaebe2..faacb4f41460 100644
--- a/tools/perf/tests/hists_output.c
+++ b/tools/perf/tests/hists_output.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "perf.h"
#include "util/debug.h"
#include "util/event.h"
diff --git a/tools/perf/tests/is_printable_array.c b/tools/perf/tests/is_printable_array.c
index 38f765767587..9c7b3baca4fe 100644
--- a/tools/perf/tests/is_printable_array.c
+++ b/tools/perf/tests/is_printable_array.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/compiler.h>
#include <linux/kernel.h>
#include "tests.h"
diff --git a/tools/perf/tests/keep-tracking.c b/tools/perf/tests/keep-tracking.c
index 739428603b71..842d33637a18 100644
--- a/tools/perf/tests/keep-tracking.c
+++ b/tools/perf/tests/keep-tracking.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <unistd.h>
#include <sys/prctl.h>
diff --git a/tools/perf/tests/kmod-path.c b/tools/perf/tests/kmod-path.c
index 8b9d4ba06c0e..8e57d46109de 100644
--- a/tools/perf/tests/kmod-path.c
+++ b/tools/perf/tests/kmod-path.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdbool.h>
#include <stdlib.h>
#include "tests.h"
diff --git a/tools/perf/tests/llvm.c b/tools/perf/tests/llvm.c
index 5187b50dbafe..a039f93199e5 100644
--- a/tools/perf/tests/llvm.c
+++ b/tools/perf/tests/llvm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <bpf/libbpf.h>
#include <util/llvm-utils.h>
diff --git a/tools/perf/tests/llvm.h b/tools/perf/tests/llvm.h
index b83571758d83..f68b0d9b8ae2 100644
--- a/tools/perf/tests/llvm.h
+++ b/tools/perf/tests/llvm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PERF_TEST_LLVM_H
#define PERF_TEST_LLVM_H
diff --git a/tools/perf/tests/mmap-basic.c b/tools/perf/tests/mmap-basic.c
index bc8a70ee46d8..5a8bf318f8a7 100644
--- a/tools/perf/tests/mmap-basic.c
+++ b/tools/perf/tests/mmap-basic.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include <inttypes.h>
/* For the CLR_() macros */
diff --git a/tools/perf/tests/mmap-thread-lookup.c b/tools/perf/tests/mmap-thread-lookup.c
index f94a4196e7c9..3c3f3e029e33 100644
--- a/tools/perf/tests/mmap-thread-lookup.c
+++ b/tools/perf/tests/mmap-thread-lookup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <inttypes.h>
#include <unistd.h>
#include <sys/syscall.h>
diff --git a/tools/perf/tests/openat-syscall-all-cpus.c b/tools/perf/tests/openat-syscall-all-cpus.c
index 9cf1c35f2ad0..c531e6deb104 100644
--- a/tools/perf/tests/openat-syscall-all-cpus.c
+++ b/tools/perf/tests/openat-syscall-all-cpus.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include <inttypes.h>
/* For the CPU_* macros */
diff --git a/tools/perf/tests/openat-syscall-tp-fields.c b/tools/perf/tests/openat-syscall-tp-fields.c
index b6ee1c41f45d..d9619d265314 100644
--- a/tools/perf/tests/openat-syscall-tp-fields.c
+++ b/tools/perf/tests/openat-syscall-tp-fields.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/err.h>
#include "perf.h"
#include "evlist.h"
diff --git a/tools/perf/tests/openat-syscall.c b/tools/perf/tests/openat-syscall.c
index 9dc5c5d37553..00cd63f90b92 100644
--- a/tools/perf/tests/openat-syscall.c
+++ b/tools/perf/tests/openat-syscall.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include <inttypes.h>
#include <api/fs/tracing_path.h>
diff --git a/tools/perf/tests/parse-events.c b/tools/perf/tests/parse-events.c
index 0f0b025faa4b..f0679613bd18 100644
--- a/tools/perf/tests/parse-events.c
+++ b/tools/perf/tests/parse-events.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "parse-events.h"
#include "evsel.h"
#include "evlist.h"
diff --git a/tools/perf/tests/parse-no-sample-id-all.c b/tools/perf/tests/parse-no-sample-id-all.c
index 91867dcc39f0..2196d1497c0c 100644
--- a/tools/perf/tests/parse-no-sample-id-all.c
+++ b/tools/perf/tests/parse-no-sample-id-all.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/types.h>
#include <stddef.h>
diff --git a/tools/perf/tests/perf-hooks.c b/tools/perf/tests/perf-hooks.c
index bf2517d6de70..a693bcf017ea 100644
--- a/tools/perf/tests/perf-hooks.c
+++ b/tools/perf/tests/perf-hooks.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <signal.h>
#include <stdlib.h>
diff --git a/tools/perf/tests/perf-record.c b/tools/perf/tests/perf-record.c
index 19b650064b70..c34904d37705 100644
--- a/tools/perf/tests/perf-record.c
+++ b/tools/perf/tests/perf-record.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include <inttypes.h>
/* For the CLR_() macros */
diff --git a/tools/perf/tests/perf-targz-src-pkg b/tools/perf/tests/perf-targz-src-pkg
index f2d9c5fe58e0..fae26b1cf08f 100755
--- a/tools/perf/tests/perf-targz-src-pkg
+++ b/tools/perf/tests/perf-targz-src-pkg
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# Test one of the main kernel Makefile targets to generate a perf sources tarball
# suitable for build outside the full kernel sources.
#
diff --git a/tools/perf/tests/pmu.c b/tools/perf/tests/pmu.c
index 9f7f589f9c54..9abca267afa9 100644
--- a/tools/perf/tests/pmu.c
+++ b/tools/perf/tests/pmu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "parse-events.h"
#include "pmu.h"
#include "util.h"
diff --git a/tools/perf/tests/python-use.c b/tools/perf/tests/python-use.c
index 598a7e058ad4..5d2df65ada6a 100644
--- a/tools/perf/tests/python-use.c
+++ b/tools/perf/tests/python-use.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Just test if we can load the python binding.
*/
diff --git a/tools/perf/tests/sample-parsing.c b/tools/perf/tests/sample-parsing.c
index c3858487159d..3ec6302b6498 100644
--- a/tools/perf/tests/sample-parsing.c
+++ b/tools/perf/tests/sample-parsing.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdbool.h>
#include <inttypes.h>
#include <linux/kernel.h>
diff --git a/tools/perf/tests/sdt.c b/tools/perf/tests/sdt.c
index a9903d9b8bc2..5059452d27dd 100644
--- a/tools/perf/tests/sdt.c
+++ b/tools/perf/tests/sdt.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include <stdio.h>
#include <sys/epoll.h>
diff --git a/tools/perf/tests/shell/trace+probe_libc_inet_pton.sh b/tools/perf/tests/shell/trace+probe_libc_inet_pton.sh
index 462fc755092e..7a84d73324e3 100755
--- a/tools/perf/tests/shell/trace+probe_libc_inet_pton.sh
+++ b/tools/perf/tests/shell/trace+probe_libc_inet_pton.sh
@@ -10,6 +10,9 @@
. $(dirname $0)/lib/probe.sh
+ld=$(realpath /lib64/ld*.so.* | uniq)
+libc=$(echo $ld | sed 's/ld/libc/g')
+
trace_libc_inet_pton_backtrace() {
idx=0
expected[0]="PING.*bytes"
@@ -18,8 +21,8 @@ trace_libc_inet_pton_backtrace() {
expected[3]=".*packets transmitted.*"
expected[4]="rtt min.*"
expected[5]="[0-9]+\.[0-9]+[[:space:]]+probe_libc:inet_pton:\([[:xdigit:]]+\)"
- expected[6]=".*inet_pton[[:space:]]\(/usr/lib.*/libc-[0-9]+\.[0-9]+\.so\)$"
- expected[7]="getaddrinfo[[:space:]]\(/usr/lib.*/libc-[0-9]+\.[0-9]+\.so\)$"
+ expected[6]=".*inet_pton[[:space:]]\($libc\)$"
+ expected[7]="getaddrinfo[[:space:]]\($libc\)$"
expected[8]=".*\(.*/bin/ping.*\)$"
perf trace --no-syscalls -e probe_libc:inet_pton/max-stack=3/ ping -6 -c 1 ::1 2>&1 | grep -v ^$ | while read line ; do
@@ -35,7 +38,7 @@ trace_libc_inet_pton_backtrace() {
}
skip_if_no_perf_probe && \
-perf probe -q /lib64/libc-*.so inet_pton && \
+perf probe -q $libc inet_pton && \
trace_libc_inet_pton_backtrace
err=$?
rm -f ${file}
diff --git a/tools/perf/tests/stat.c b/tools/perf/tests/stat.c
index 7f988a939036..94250024684a 100644
--- a/tools/perf/tests/stat.c
+++ b/tools/perf/tests/stat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/compiler.h>
#include "event.h"
#include "tests.h"
diff --git a/tools/perf/tests/sw-clock.c b/tools/perf/tests/sw-clock.c
index d88511f6072c..725a196991a8 100644
--- a/tools/perf/tests/sw-clock.c
+++ b/tools/perf/tests/sw-clock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include <inttypes.h>
#include <unistd.h>
diff --git a/tools/perf/tests/switch-tracking.c b/tools/perf/tests/switch-tracking.c
index 2acd78555192..7d3f4bf9534f 100644
--- a/tools/perf/tests/switch-tracking.c
+++ b/tools/perf/tests/switch-tracking.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <sys/time.h>
#include <sys/prctl.h>
#include <errno.h>
diff --git a/tools/perf/tests/task-exit.c b/tools/perf/tests/task-exit.c
index f0881d0dd9c9..bc4a7344e274 100644
--- a/tools/perf/tests/task-exit.c
+++ b/tools/perf/tests/task-exit.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "evlist.h"
#include "evsel.h"
#include "thread_map.h"
diff --git a/tools/perf/tests/tests.h b/tools/perf/tests/tests.h
index 921412a6a880..2862b80bc288 100644
--- a/tools/perf/tests/tests.h
+++ b/tools/perf/tests/tests.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef TESTS_H
#define TESTS_H
diff --git a/tools/perf/tests/thread-map.c b/tools/perf/tests/thread-map.c
index b3423c744f46..dbcb6a19b375 100644
--- a/tools/perf/tests/thread-map.c
+++ b/tools/perf/tests/thread-map.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdlib.h>
#include <sys/types.h>
#include <unistd.h>
diff --git a/tools/perf/tests/thread-mg-share.c b/tools/perf/tests/thread-mg-share.c
index b9c7f58db6c4..b1d1bbafe7ae 100644
--- a/tools/perf/tests/thread-mg-share.c
+++ b/tools/perf/tests/thread-mg-share.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "tests.h"
#include "machine.h"
#include "thread.h"
diff --git a/tools/perf/tests/topology.c b/tools/perf/tests/topology.c
index 19b0561fd6f6..a59db7c45a65 100644
--- a/tools/perf/tests/topology.c
+++ b/tools/perf/tests/topology.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
diff --git a/tools/perf/tests/unit_number__scnprintf.c b/tools/perf/tests/unit_number__scnprintf.c
index 15cd1cf8c129..2bb8cb0039c1 100644
--- a/tools/perf/tests/unit_number__scnprintf.c
+++ b/tools/perf/tests/unit_number__scnprintf.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <inttypes.h>
#include <linux/compiler.h>
#include <linux/types.h>
diff --git a/tools/perf/tests/vmlinux-kallsyms.c b/tools/perf/tests/vmlinux-kallsyms.c
index 86cb8868f67f..f6789fb029d6 100644
--- a/tools/perf/tests/vmlinux-kallsyms.c
+++ b/tools/perf/tests/vmlinux-kallsyms.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/compiler.h>
#include <linux/rbtree.h>
#include <inttypes.h>
diff --git a/tools/perf/trace/beauty/beauty.h b/tools/perf/trace/beauty/beauty.h
index 4b58581a6053..d80655cd1881 100644
--- a/tools/perf/trace/beauty/beauty.h
+++ b/tools/perf/trace/beauty/beauty.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PERF_TRACE_BEAUTY_H
#define _PERF_TRACE_BEAUTY_H
diff --git a/tools/perf/trace/beauty/eventfd.c b/tools/perf/trace/beauty/eventfd.c
index b08f21eb6f4d..5d6a477a6400 100644
--- a/tools/perf/trace/beauty/eventfd.c
+++ b/tools/perf/trace/beauty/eventfd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#ifndef EFD_SEMAPHORE
#define EFD_SEMAPHORE 1
#endif
diff --git a/tools/perf/trace/beauty/flock.c b/tools/perf/trace/beauty/flock.c
index 74613703a14e..f9707f57566c 100644
--- a/tools/perf/trace/beauty/flock.c
+++ b/tools/perf/trace/beauty/flock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <fcntl.h>
#ifndef LOCK_MAND
diff --git a/tools/perf/trace/beauty/futex_op.c b/tools/perf/trace/beauty/futex_op.c
index bfd3359b09b6..61850fbc85ff 100644
--- a/tools/perf/trace/beauty/futex_op.c
+++ b/tools/perf/trace/beauty/futex_op.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/futex.h>
#ifndef FUTEX_WAIT_BITSET
diff --git a/tools/perf/trace/beauty/mmap.c b/tools/perf/trace/beauty/mmap.c
index 754558f9009d..51f1cea406f5 100644
--- a/tools/perf/trace/beauty/mmap.c
+++ b/tools/perf/trace/beauty/mmap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <uapi/linux/mman.h>
static size_t syscall_arg__scnprintf_mmap_prot(char *bf, size_t size,
diff --git a/tools/perf/trace/beauty/mode_t.c b/tools/perf/trace/beauty/mode_t.c
index 930d8fef2400..d929ad7dd97b 100644
--- a/tools/perf/trace/beauty/mode_t.c
+++ b/tools/perf/trace/beauty/mode_t.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
diff --git a/tools/perf/trace/beauty/msg_flags.c b/tools/perf/trace/beauty/msg_flags.c
index 1106c8960cc4..c064d6aae659 100644
--- a/tools/perf/trace/beauty/msg_flags.c
+++ b/tools/perf/trace/beauty/msg_flags.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <sys/types.h>
#include <sys/socket.h>
diff --git a/tools/perf/trace/beauty/open_flags.c b/tools/perf/trace/beauty/open_flags.c
index e359e041dc0e..6aec6178a99d 100644
--- a/tools/perf/trace/beauty/open_flags.c
+++ b/tools/perf/trace/beauty/open_flags.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
diff --git a/tools/perf/trace/beauty/perf_event_open.c b/tools/perf/trace/beauty/perf_event_open.c
index 311f09dd718d..2bafd7c995ff 100644
--- a/tools/perf/trace/beauty/perf_event_open.c
+++ b/tools/perf/trace/beauty/perf_event_open.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#ifndef PERF_FLAG_FD_NO_GROUP
# define PERF_FLAG_FD_NO_GROUP (1UL << 0)
#endif
diff --git a/tools/perf/trace/beauty/pid.c b/tools/perf/trace/beauty/pid.c
index b6d419e16dcf..0313df342830 100644
--- a/tools/perf/trace/beauty/pid.c
+++ b/tools/perf/trace/beauty/pid.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
size_t syscall_arg__scnprintf_pid(char *bf, size_t size, struct syscall_arg *arg)
{
int pid = arg->val;
diff --git a/tools/perf/trace/beauty/sched_policy.c b/tools/perf/trace/beauty/sched_policy.c
index 34775295b9b3..ba5096ae76b6 100644
--- a/tools/perf/trace/beauty/sched_policy.c
+++ b/tools/perf/trace/beauty/sched_policy.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <sched.h>
/*
diff --git a/tools/perf/trace/beauty/seccomp.c b/tools/perf/trace/beauty/seccomp.c
index 356441bce27d..b7097fd5fed9 100644
--- a/tools/perf/trace/beauty/seccomp.c
+++ b/tools/perf/trace/beauty/seccomp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#ifndef SECCOMP_SET_MODE_STRICT
#define SECCOMP_SET_MODE_STRICT 0
#endif
diff --git a/tools/perf/trace/beauty/signum.c b/tools/perf/trace/beauty/signum.c
index fde8f2fc6558..bde18a53f090 100644
--- a/tools/perf/trace/beauty/signum.c
+++ b/tools/perf/trace/beauty/signum.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <signal.h>
static size_t syscall_arg__scnprintf_signum(char *bf, size_t size, struct syscall_arg *arg)
diff --git a/tools/perf/trace/beauty/socket_type.c b/tools/perf/trace/beauty/socket_type.c
index 0a5ce818131c..bca26aef4a77 100644
--- a/tools/perf/trace/beauty/socket_type.c
+++ b/tools/perf/trace/beauty/socket_type.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <sys/types.h>
#include <sys/socket.h>
diff --git a/tools/perf/trace/beauty/waitid_options.c b/tools/perf/trace/beauty/waitid_options.c
index 7942724adec8..8465281a093d 100644
--- a/tools/perf/trace/beauty/waitid_options.c
+++ b/tools/perf/trace/beauty/waitid_options.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <sys/types.h>
#include <sys/wait.h>
diff --git a/tools/perf/ui/browser.c b/tools/perf/ui/browser.c
index d0c2007c307b..63399af3049f 100644
--- a/tools/perf/ui/browser.c
+++ b/tools/perf/ui/browser.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "../util.h"
#include "../string2.h"
#include "../config.h"
diff --git a/tools/perf/ui/browser.h b/tools/perf/ui/browser.h
index a12eff75638b..03e1734412b9 100644
--- a/tools/perf/ui/browser.h
+++ b/tools/perf/ui/browser.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PERF_UI_BROWSER_H_
#define _PERF_UI_BROWSER_H_ 1
diff --git a/tools/perf/ui/browsers/annotate.c b/tools/perf/ui/browsers/annotate.c
index 786fecaf578e..8f7f59d1a2b5 100644
--- a/tools/perf/ui/browsers/annotate.c
+++ b/tools/perf/ui/browsers/annotate.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "../../util/util.h"
#include "../browser.h"
#include "../helpline.h"
diff --git a/tools/perf/ui/browsers/header.c b/tools/perf/ui/browsers/header.c
index e2c9390ff4c5..d75492189acb 100644
--- a/tools/perf/ui/browsers/header.c
+++ b/tools/perf/ui/browsers/header.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "util/cache.h"
#include "util/debug.h"
#include "ui/browser.h"
diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
index 13dfb0a0bdeb..628ad5f7eddb 100644
--- a/tools/perf/ui/browsers/hists.c
+++ b/tools/perf/ui/browsers/hists.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dirent.h>
#include <errno.h>
#include <inttypes.h>
diff --git a/tools/perf/ui/browsers/hists.h b/tools/perf/ui/browsers/hists.h
index 23d6acb84800..ba431777f559 100644
--- a/tools/perf/ui/browsers/hists.h
+++ b/tools/perf/ui/browsers/hists.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PERF_UI_BROWSER_HISTS_H_
#define _PERF_UI_BROWSER_HISTS_H_ 1
diff --git a/tools/perf/ui/browsers/map.c b/tools/perf/ui/browsers/map.c
index ffa5addf631d..e03fa75f108a 100644
--- a/tools/perf/ui/browsers/map.c
+++ b/tools/perf/ui/browsers/map.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <elf.h>
#include <inttypes.h>
#include <sys/ttydefaults.h>
diff --git a/tools/perf/ui/browsers/map.h b/tools/perf/ui/browsers/map.h
index 2d58e4b3eb6f..0ed7dbb3a373 100644
--- a/tools/perf/ui/browsers/map.h
+++ b/tools/perf/ui/browsers/map.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PERF_UI_MAP_BROWSER_H_
#define _PERF_UI_MAP_BROWSER_H_ 1
struct map;
diff --git a/tools/perf/ui/browsers/scripts.c b/tools/perf/ui/browsers/scripts.c
index ad6b6ee3770e..90a32ac69e76 100644
--- a/tools/perf/ui/browsers/scripts.c
+++ b/tools/perf/ui/browsers/scripts.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <elf.h>
#include <inttypes.h>
#include <sys/ttydefaults.h>
diff --git a/tools/perf/ui/gtk/annotate.c b/tools/perf/ui/gtk/annotate.c
index 02176193f427..fc7a2e105bfd 100644
--- a/tools/perf/ui/gtk/annotate.c
+++ b/tools/perf/ui/gtk/annotate.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "gtk.h"
#include "util/debug.h"
#include "util/annotate.h"
diff --git a/tools/perf/ui/gtk/browser.c b/tools/perf/ui/gtk/browser.c
index c24d91221290..4820e25ac68d 100644
--- a/tools/perf/ui/gtk/browser.c
+++ b/tools/perf/ui/gtk/browser.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "../evlist.h"
#include "../cache.h"
#include "../evsel.h"
diff --git a/tools/perf/ui/gtk/gtk.h b/tools/perf/ui/gtk/gtk.h
index 0a9173ff9a61..9846ea5c831b 100644
--- a/tools/perf/ui/gtk/gtk.h
+++ b/tools/perf/ui/gtk/gtk.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PERF_GTK_H_
#define _PERF_GTK_H_ 1
diff --git a/tools/perf/ui/gtk/helpline.c b/tools/perf/ui/gtk/helpline.c
index 3388cbd12186..fbf1ea9ce9a2 100644
--- a/tools/perf/ui/gtk/helpline.c
+++ b/tools/perf/ui/gtk/helpline.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <string.h>
diff --git a/tools/perf/ui/gtk/hists.c b/tools/perf/ui/gtk/hists.c
index e24f83957705..24e1ec201ffd 100644
--- a/tools/perf/ui/gtk/hists.c
+++ b/tools/perf/ui/gtk/hists.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "../evlist.h"
#include "../cache.h"
#include "../evsel.h"
diff --git a/tools/perf/ui/gtk/progress.c b/tools/perf/ui/gtk/progress.c
index b656655fbc39..b6ad8857da78 100644
--- a/tools/perf/ui/gtk/progress.c
+++ b/tools/perf/ui/gtk/progress.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <inttypes.h>
#include "gtk.h"
diff --git a/tools/perf/ui/gtk/setup.c b/tools/perf/ui/gtk/setup.c
index 1d57676f8212..506e73b3834c 100644
--- a/tools/perf/ui/gtk/setup.c
+++ b/tools/perf/ui/gtk/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "gtk.h"
#include "../../util/cache.h"
#include "../../util/debug.h"
diff --git a/tools/perf/ui/gtk/util.c b/tools/perf/ui/gtk/util.c
index 00b91921edb1..7250d8101c8f 100644
--- a/tools/perf/ui/gtk/util.c
+++ b/tools/perf/ui/gtk/util.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "../util.h"
#include "../../util/util.h"
#include "../../util/debug.h"
diff --git a/tools/perf/ui/helpline.c b/tools/perf/ui/helpline.c
index 379039ab00d8..b3c421429ed4 100644
--- a/tools/perf/ui/helpline.c
+++ b/tools/perf/ui/helpline.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
diff --git a/tools/perf/ui/helpline.h b/tools/perf/ui/helpline.h
index d52d0a1a881b..8f775a053ca3 100644
--- a/tools/perf/ui/helpline.h
+++ b/tools/perf/ui/helpline.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PERF_UI_HELPLINE_H_
#define _PERF_UI_HELPLINE_H_ 1
diff --git a/tools/perf/ui/hist.c b/tools/perf/ui/hist.c
index ddb2c6fbdf91..706f6f1e9c7d 100644
--- a/tools/perf/ui/hist.c
+++ b/tools/perf/ui/hist.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <inttypes.h>
#include <math.h>
#include <linux/compiler.h>
@@ -532,7 +533,7 @@ void perf_hpp_list__prepend_sort_field(struct perf_hpp_list *list,
void perf_hpp__column_unregister(struct perf_hpp_fmt *format)
{
- list_del(&format->list);
+ list_del_init(&format->list);
}
void perf_hpp__cancel_cumulate(void)
@@ -606,6 +607,13 @@ next:
static void fmt_free(struct perf_hpp_fmt *fmt)
{
+ /*
+ * At this point fmt should be completely
+ * unhooked, if not it's a bug.
+ */
+ BUG_ON(!list_empty(&fmt->list));
+ BUG_ON(!list_empty(&fmt->sort_list));
+
if (fmt->free)
fmt->free(fmt);
}
diff --git a/tools/perf/ui/keysyms.h b/tools/perf/ui/keysyms.h
index 65092d576b4e..fbfac29077f2 100644
--- a/tools/perf/ui/keysyms.h
+++ b/tools/perf/ui/keysyms.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PERF_KEYSYMS_H_
#define _PERF_KEYSYMS_H_ 1
diff --git a/tools/perf/ui/libslang.h b/tools/perf/ui/libslang.h
index db816695ad97..c0686cda39a5 100644
--- a/tools/perf/ui/libslang.h
+++ b/tools/perf/ui/libslang.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PERF_UI_SLANG_H_
#define _PERF_UI_SLANG_H_ 1
/*
diff --git a/tools/perf/ui/progress.c b/tools/perf/ui/progress.c
index ae91c8148edf..b5a5df14d702 100644
--- a/tools/perf/ui/progress.c
+++ b/tools/perf/ui/progress.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include "../cache.h"
#include "progress.h"
diff --git a/tools/perf/ui/progress.h b/tools/perf/ui/progress.h
index 717d39d3052b..594bbe6935dd 100644
--- a/tools/perf/ui/progress.h
+++ b/tools/perf/ui/progress.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PERF_UI_PROGRESS_H_
#define _PERF_UI_PROGRESS_H_ 1
diff --git a/tools/perf/ui/setup.c b/tools/perf/ui/setup.c
index caf1ce6f5152..44fe824e96cd 100644
--- a/tools/perf/ui/setup.c
+++ b/tools/perf/ui/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <pthread.h>
#include <dlfcn.h>
diff --git a/tools/perf/ui/stdio/hist.c b/tools/perf/ui/stdio/hist.c
index 8bdb7a500181..de2810ae16be 100644
--- a/tools/perf/ui/stdio/hist.c
+++ b/tools/perf/ui/stdio/hist.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <linux/string.h>
diff --git a/tools/perf/ui/tui/helpline.c b/tools/perf/ui/tui/helpline.c
index 88f5143a5981..4ca799aadb4e 100644
--- a/tools/perf/ui/tui/helpline.c
+++ b/tools/perf/ui/tui/helpline.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
diff --git a/tools/perf/ui/tui/progress.c b/tools/perf/ui/tui/progress.c
index c4b99008e2c9..236bcb620ae4 100644
--- a/tools/perf/ui/tui/progress.c
+++ b/tools/perf/ui/tui/progress.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "../cache.h"
#include "../progress.h"
#include "../libslang.h"
diff --git a/tools/perf/ui/tui/setup.c b/tools/perf/ui/tui/setup.c
index d9350a1da48b..d4ac41679721 100644
--- a/tools/perf/ui/tui/setup.c
+++ b/tools/perf/ui/tui/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include <signal.h>
#include <stdbool.h>
diff --git a/tools/perf/ui/tui/tui.h b/tools/perf/ui/tui/tui.h
index 18961c7b6ec5..8de06f634c56 100644
--- a/tools/perf/ui/tui/tui.h
+++ b/tools/perf/ui/tui/tui.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PERF_TUI_H_
#define _PERF_TUI_H_ 1
diff --git a/tools/perf/ui/tui/util.c b/tools/perf/ui/tui/util.c
index d96ad7c8325d..b9794d6185af 100644
--- a/tools/perf/ui/tui/util.c
+++ b/tools/perf/ui/tui/util.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "../../util/util.h"
#include <signal.h>
#include <stdbool.h>
diff --git a/tools/perf/ui/ui.h b/tools/perf/ui/ui.h
index 4b6fb6c7a542..9b6fdf06e1d2 100644
--- a/tools/perf/ui/ui.h
+++ b/tools/perf/ui/ui.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PERF_UI_H_
#define _PERF_UI_H_ 1
diff --git a/tools/perf/ui/util.c b/tools/perf/ui/util.c
index e3e0a963d03a..63bf06e80ab9 100644
--- a/tools/perf/ui/util.c
+++ b/tools/perf/ui/util.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "util.h"
#include "../debug.h"
diff --git a/tools/perf/ui/util.h b/tools/perf/ui/util.h
index 361f08c52d37..5e44223b56fa 100644
--- a/tools/perf/ui/util.h
+++ b/tools/perf/ui/util.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PERF_UI_UTIL_H_
#define _PERF_UI_UTIL_H_ 1
diff --git a/tools/perf/util/PERF-VERSION-GEN b/tools/perf/util/PERF-VERSION-GEN
index 39f17507578d..3802cee5e188 100755
--- a/tools/perf/util/PERF-VERSION-GEN
+++ b/tools/perf/util/PERF-VERSION-GEN
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
if [ $# -eq 1 ] ; then
OUTPUT=$1
diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index 4397a8b6e6cd..aa66791b1bfc 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -606,9 +606,19 @@ static struct arch *arch__find(const char *name)
int symbol__alloc_hist(struct symbol *sym)
{
struct annotation *notes = symbol__annotation(sym);
- const size_t size = symbol__size(sym);
+ size_t size = symbol__size(sym);
size_t sizeof_sym_hist;
+ /*
+ * Add buffer of one element for zero length symbol.
+ * When sample is taken from first instruction of
+ * zero length symbol, perf still resolves it and
+ * shows symbol name in perf report and allows to
+ * annotate it.
+ */
+ if (size == 0)
+ size = 1;
+
/* Check for overflow when calculating sizeof_sym_hist */
if (size > (SIZE_MAX - sizeof(struct sym_hist)) / sizeof(struct sym_hist_entry))
return -1;
diff --git a/tools/perf/util/annotate.h b/tools/perf/util/annotate.h
index 9ce575c25fd9..f6ba3560de5e 100644
--- a/tools/perf/util/annotate.h
+++ b/tools/perf/util/annotate.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_ANNOTATE_H
#define __PERF_ANNOTATE_H
diff --git a/tools/perf/util/block-range.c b/tools/perf/util/block-range.c
index 7b3e1d75d803..f1451c987eec 100644
--- a/tools/perf/util/block-range.c
+++ b/tools/perf/util/block-range.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "block-range.h"
#include "annotate.h"
diff --git a/tools/perf/util/block-range.h b/tools/perf/util/block-range.h
index a8c841381131..a5ba719d69fb 100644
--- a/tools/perf/util/block-range.h
+++ b/tools/perf/util/block-range.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_BLOCK_RANGE_H
#define __PERF_BLOCK_RANGE_H
diff --git a/tools/perf/util/bpf-loader.c b/tools/perf/util/bpf-loader.c
index 4a1264c66101..72c107fcbc5a 100644
--- a/tools/perf/util/bpf-loader.c
+++ b/tools/perf/util/bpf-loader.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* bpf-loader.c
*
diff --git a/tools/perf/util/bpf-loader.h b/tools/perf/util/bpf-loader.h
index 48863867878b..5d3aefd6fae7 100644
--- a/tools/perf/util/bpf-loader.h
+++ b/tools/perf/util/bpf-loader.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2015, Wang Nan <wangnan0@huawei.com>
* Copyright (C) 2015, Huawei Inc.
diff --git a/tools/perf/util/bpf-prologue.c b/tools/perf/util/bpf-prologue.c
index 827f9140f3b8..29347756b0af 100644
--- a/tools/perf/util/bpf-prologue.c
+++ b/tools/perf/util/bpf-prologue.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* bpf-prologue.c
*
diff --git a/tools/perf/util/bpf-prologue.h b/tools/perf/util/bpf-prologue.h
index ba564838375f..c50c7358009f 100644
--- a/tools/perf/util/bpf-prologue.h
+++ b/tools/perf/util/bpf-prologue.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2015, He Kuang <hekuang@huawei.com>
* Copyright (C) 2015, Huawei Inc.
diff --git a/tools/perf/util/build-id.c b/tools/perf/util/build-id.c
index c1a06fcd7e70..7f8553630c4d 100644
--- a/tools/perf/util/build-id.c
+++ b/tools/perf/util/build-id.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* build-id.c
*
diff --git a/tools/perf/util/build-id.h b/tools/perf/util/build-id.h
index c94b0dcbfd74..f0c565164a97 100644
--- a/tools/perf/util/build-id.h
+++ b/tools/perf/util/build-id.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PERF_BUILD_ID_H_
#define PERF_BUILD_ID_H_ 1
diff --git a/tools/perf/util/c++/clang-c.h b/tools/perf/util/c++/clang-c.h
index ccafcf72b37a..e513366f2ee0 100644
--- a/tools/perf/util/c++/clang-c.h
+++ b/tools/perf/util/c++/clang-c.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PERF_UTIL_CLANG_C_H
#define PERF_UTIL_CLANG_C_H
diff --git a/tools/perf/util/c++/clang-test.cpp b/tools/perf/util/c++/clang-test.cpp
index 9b11e8c82798..a4014d786676 100644
--- a/tools/perf/util/c++/clang-test.cpp
+++ b/tools/perf/util/c++/clang-test.cpp
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "clang.h"
#include "clang-c.h"
#include "llvm/IR/Function.h"
diff --git a/tools/perf/util/c++/clang.cpp b/tools/perf/util/c++/clang.cpp
index 1e974152cac2..1bfc946e37dc 100644
--- a/tools/perf/util/c++/clang.cpp
+++ b/tools/perf/util/c++/clang.cpp
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* llvm C frontend for perf. Support dynamically compile C file
*
diff --git a/tools/perf/util/c++/clang.h b/tools/perf/util/c++/clang.h
index dd8b0427550d..6ce33e22f23c 100644
--- a/tools/perf/util/c++/clang.h
+++ b/tools/perf/util/c++/clang.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PERF_UTIL_CLANG_H
#define PERF_UTIL_CLANG_H
diff --git a/tools/perf/util/cache.h b/tools/perf/util/cache.h
index 0175765c05b9..9f2e36ef5072 100644
--- a/tools/perf/util/cache.h
+++ b/tools/perf/util/cache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_CACHE_H
#define __PERF_CACHE_H
diff --git a/tools/perf/util/callchain.c b/tools/perf/util/callchain.c
index be09d77cade0..6031933d811c 100644
--- a/tools/perf/util/callchain.c
+++ b/tools/perf/util/callchain.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2009-2011, Frederic Weisbecker <fweisbec@gmail.com>
*
@@ -685,6 +686,8 @@ static enum match_result match_chain(struct callchain_cursor_node *node,
{
struct symbol *sym = node->sym;
u64 left, right;
+ struct dso *left_dso = NULL;
+ struct dso *right_dso = NULL;
if (callchain_param.key == CCKEY_SRCLINE) {
enum match_result match = match_chain_srcline(node, cnode);
@@ -696,12 +699,14 @@ static enum match_result match_chain(struct callchain_cursor_node *node,
if (cnode->ms.sym && sym && callchain_param.key == CCKEY_FUNCTION) {
left = cnode->ms.sym->start;
right = sym->start;
+ left_dso = cnode->ms.map->dso;
+ right_dso = node->map->dso;
} else {
left = cnode->ip;
right = node->ip;
}
- if (left == right) {
+ if (left == right && left_dso == right_dso) {
if (node->branch) {
cnode->branch_count++;
diff --git a/tools/perf/util/callchain.h b/tools/perf/util/callchain.h
index 1ed6fc61d0a5..f967aa47d0a1 100644
--- a/tools/perf/util/callchain.h
+++ b/tools/perf/util/callchain.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_CALLCHAIN_H
#define __PERF_CALLCHAIN_H
diff --git a/tools/perf/util/cgroup.c b/tools/perf/util/cgroup.c
index 0e77bc9e5f3c..d9ffc1e6eb39 100644
--- a/tools/perf/util/cgroup.c
+++ b/tools/perf/util/cgroup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "util.h"
#include "../perf.h"
#include <subcmd/parse-options.h>
diff --git a/tools/perf/util/cgroup.h b/tools/perf/util/cgroup.h
index d91966b97cbd..afafc87e9201 100644
--- a/tools/perf/util/cgroup.h
+++ b/tools/perf/util/cgroup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CGROUP_H__
#define __CGROUP_H__
diff --git a/tools/perf/util/cloexec.c b/tools/perf/util/cloexec.c
index 4b4f00df58a8..ca0fff6272be 100644
--- a/tools/perf/util/cloexec.c
+++ b/tools/perf/util/cloexec.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include <sched.h>
#include "util.h"
diff --git a/tools/perf/util/cloexec.h b/tools/perf/util/cloexec.h
index 94a5a7d829d5..78216b1015c4 100644
--- a/tools/perf/util/cloexec.h
+++ b/tools/perf/util/cloexec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_CLOEXEC_H
#define __PERF_CLOEXEC_H
diff --git a/tools/perf/util/color.c b/tools/perf/util/color.c
index dbbf89b050a5..39e628b8938e 100644
--- a/tools/perf/util/color.c
+++ b/tools/perf/util/color.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include "cache.h"
#include "config.h"
diff --git a/tools/perf/util/color.h b/tools/perf/util/color.h
index 52122bcc3170..22777b1812ee 100644
--- a/tools/perf/util/color.h
+++ b/tools/perf/util/color.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_COLOR_H
#define __PERF_COLOR_H
diff --git a/tools/perf/util/comm.c b/tools/perf/util/comm.c
index 7bc981b6bf29..8808570f8e9c 100644
--- a/tools/perf/util/comm.c
+++ b/tools/perf/util/comm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "comm.h"
#include "util.h"
#include <errno.h>
diff --git a/tools/perf/util/comm.h b/tools/perf/util/comm.h
index 71c9c39340d4..3e5c438fe85e 100644
--- a/tools/perf/util/comm.h
+++ b/tools/perf/util/comm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_COMM_H
#define __PERF_COMM_H
diff --git a/tools/perf/util/compress.h b/tools/perf/util/compress.h
index 67fd1bb7c2b7..ecca688a25fb 100644
--- a/tools/perf/util/compress.h
+++ b/tools/perf/util/compress.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PERF_COMPRESS_H
#define PERF_COMPRESS_H
diff --git a/tools/perf/util/config.c b/tools/perf/util/config.c
index bc75596f9e79..4b893c622236 100644
--- a/tools/perf/util/config.c
+++ b/tools/perf/util/config.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* config.c
*
diff --git a/tools/perf/util/config.h b/tools/perf/util/config.h
index b6bb11f3f165..baf82bf227ac 100644
--- a/tools/perf/util/config.h
+++ b/tools/perf/util/config.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_CONFIG_H
#define __PERF_CONFIG_H
diff --git a/tools/perf/util/counts.c b/tools/perf/util/counts.c
index c4af82ab7808..03032b410c29 100644
--- a/tools/perf/util/counts.c
+++ b/tools/perf/util/counts.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include <stdlib.h>
#include "evsel.h"
diff --git a/tools/perf/util/counts.h b/tools/perf/util/counts.h
index cb45a6aecf9d..0d1050ccc586 100644
--- a/tools/perf/util/counts.h
+++ b/tools/perf/util/counts.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_COUNTS_H
#define __PERF_COUNTS_H
diff --git a/tools/perf/util/cpumap.c b/tools/perf/util/cpumap.c
index 37b3bb79ee08..1ccbd3342069 100644
--- a/tools/perf/util/cpumap.c
+++ b/tools/perf/util/cpumap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "util.h"
#include <api/fs/fs.h>
#include "../perf.h"
diff --git a/tools/perf/util/cpumap.h b/tools/perf/util/cpumap.h
index 6b8bff87481d..ed8999d1a640 100644
--- a/tools/perf/util/cpumap.h
+++ b/tools/perf/util/cpumap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_CPUMAP_H
#define __PERF_CPUMAP_H
diff --git a/tools/perf/util/ctype.c b/tools/perf/util/ctype.c
index 4b261c2ec0f1..ee4c1e8ed54b 100644
--- a/tools/perf/util/ctype.c
+++ b/tools/perf/util/ctype.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Sane locale-independent, ASCII ctype.
*
diff --git a/tools/perf/util/data-convert-bt.h b/tools/perf/util/data-convert-bt.h
index 9a3b587f76c1..821674d63c4e 100644
--- a/tools/perf/util/data-convert-bt.h
+++ b/tools/perf/util/data-convert-bt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DATA_CONVERT_BT_H
#define __DATA_CONVERT_BT_H
#include "data-convert.h"
diff --git a/tools/perf/util/data-convert.h b/tools/perf/util/data-convert.h
index 5314962fe95b..af90b6076c06 100644
--- a/tools/perf/util/data-convert.h
+++ b/tools/perf/util/data-convert.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DATA_CONVERT_H
#define __DATA_CONVERT_H
diff --git a/tools/perf/util/data.c b/tools/perf/util/data.c
index 263f5a906ba5..79192758bdb3 100644
--- a/tools/perf/util/data.c
+++ b/tools/perf/util/data.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/compiler.h>
#include <linux/kernel.h>
#include <sys/types.h>
diff --git a/tools/perf/util/data.h b/tools/perf/util/data.h
index ae510ce16cb1..80241ba78101 100644
--- a/tools/perf/util/data.h
+++ b/tools/perf/util/data.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_DATA_H
#define __PERF_DATA_H
diff --git a/tools/perf/util/debug.c b/tools/perf/util/debug.c
index a5b3777ffee6..dc8b53b6950e 100644
--- a/tools/perf/util/debug.c
+++ b/tools/perf/util/debug.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* For general debugging purposes */
#include "../perf.h"
diff --git a/tools/perf/util/debug.h b/tools/perf/util/debug.h
index c818bdb1c1ab..77445dfc5c7d 100644
--- a/tools/perf/util/debug.h
+++ b/tools/perf/util/debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* For debugging general purposes */
#ifndef __PERF_DEBUG_H
#define __PERF_DEBUG_H
diff --git a/tools/perf/util/demangle-java.c b/tools/perf/util/demangle-java.c
index cb66d334f532..e4c486756053 100644
--- a/tools/perf/util/demangle-java.c
+++ b/tools/perf/util/demangle-java.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <sys/types.h>
#include <stdio.h>
#include <string.h>
diff --git a/tools/perf/util/demangle-java.h b/tools/perf/util/demangle-java.h
index a981c1f968fe..f936c8eabe5d 100644
--- a/tools/perf/util/demangle-java.h
+++ b/tools/perf/util/demangle-java.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_DEMANGLE_JAVA
#define __PERF_DEMANGLE_JAVA 1
/*
diff --git a/tools/perf/util/demangle-rust.c b/tools/perf/util/demangle-rust.c
index f9dafa888c06..423afbbd386b 100644
--- a/tools/perf/util/demangle-rust.c
+++ b/tools/perf/util/demangle-rust.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <string.h>
#include "util.h"
#include "debug.h"
diff --git a/tools/perf/util/demangle-rust.h b/tools/perf/util/demangle-rust.h
index 7b41ead7e0dd..2fca618b1aa5 100644
--- a/tools/perf/util/demangle-rust.h
+++ b/tools/perf/util/demangle-rust.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_DEMANGLE_RUST
#define __PERF_DEMANGLE_RUST 1
diff --git a/tools/perf/util/dso.c b/tools/perf/util/dso.c
index b9e087fb8247..00c98c968cb1 100644
--- a/tools/perf/util/dso.c
+++ b/tools/perf/util/dso.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <asm/bug.h>
#include <linux/kernel.h>
#include <sys/time.h>
diff --git a/tools/perf/util/dso.h b/tools/perf/util/dso.h
index f886141678eb..926ff2e7f668 100644
--- a/tools/perf/util/dso.h
+++ b/tools/perf/util/dso.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_DSO
#define __PERF_DSO
diff --git a/tools/perf/util/dump-insn.c b/tools/perf/util/dump-insn.c
index ffbdb19f05d0..10988d3de7ce 100644
--- a/tools/perf/util/dump-insn.c
+++ b/tools/perf/util/dump-insn.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/compiler.h>
#include "dump-insn.h"
diff --git a/tools/perf/util/dump-insn.h b/tools/perf/util/dump-insn.h
index 90fb115981cf..0e06280a8860 100644
--- a/tools/perf/util/dump-insn.h
+++ b/tools/perf/util/dump-insn.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_DUMP_INSN_H
#define __PERF_DUMP_INSN_H 1
diff --git a/tools/perf/util/dwarf-regs.c b/tools/perf/util/dwarf-regs.c
index c708395b3cb6..db55eddce8cd 100644
--- a/tools/perf/util/dwarf-regs.c
+++ b/tools/perf/util/dwarf-regs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* dwarf-regs.c : Mapping of DWARF debug register numbers into register names.
*
diff --git a/tools/perf/util/env.c b/tools/perf/util/env.c
index 9e21538c42ae..6276b340f893 100644
--- a/tools/perf/util/env.c
+++ b/tools/perf/util/env.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "cpumap.h"
#include "env.h"
#include "util.h"
diff --git a/tools/perf/util/env.h b/tools/perf/util/env.h
index b164dfd2dcbf..1eb35b190b34 100644
--- a/tools/perf/util/env.h
+++ b/tools/perf/util/env.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_ENV_H
#define __PERF_ENV_H
diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c
index 1c905ba3641b..fc690fecbfd6 100644
--- a/tools/perf/util/event.c
+++ b/tools/perf/util/event.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dirent.h>
#include <errno.h>
#include <inttypes.h>
diff --git a/tools/perf/util/event.h b/tools/perf/util/event.h
index ee7bcc898d35..5524ee69279c 100644
--- a/tools/perf/util/event.h
+++ b/tools/perf/util/event.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_RECORD_H
#define __PERF_RECORD_H
diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h
index bf2c4936e35f..c1750a400bb7 100644
--- a/tools/perf/util/evlist.h
+++ b/tools/perf/util/evlist.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_EVLIST_H
#define __PERF_EVLIST_H 1
diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h
index dd2c4b5112a5..b4df79d72329 100644
--- a/tools/perf/util/evsel.h
+++ b/tools/perf/util/evsel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_EVSEL_H
#define __PERF_EVSEL_H 1
diff --git a/tools/perf/util/evsel_fprintf.c b/tools/perf/util/evsel_fprintf.c
index 583f3a602506..1fd7c2e46db2 100644
--- a/tools/perf/util/evsel_fprintf.c
+++ b/tools/perf/util/evsel_fprintf.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <inttypes.h>
#include <stdio.h>
#include <stdbool.h>
diff --git a/tools/perf/util/expr.h b/tools/perf/util/expr.h
index 400ef9eab00a..046160831f90 100644
--- a/tools/perf/util/expr.h
+++ b/tools/perf/util/expr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PARSE_CTX_H
#define PARSE_CTX_H 1
diff --git a/tools/perf/util/find-vdso-map.c b/tools/perf/util/find-vdso-map.c
index 95ef1cffc056..d7823e3508fc 100644
--- a/tools/perf/util/find-vdso-map.c
+++ b/tools/perf/util/find-vdso-map.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
static int find_vdso_map(void **start, void **end)
{
FILE *maps;
diff --git a/tools/perf/util/genelf.h b/tools/perf/util/genelf.h
index 2424bd9862a3..de322d51c7fe 100644
--- a/tools/perf/util/genelf.h
+++ b/tools/perf/util/genelf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __GENELF_H__
#define __GENELF_H__
diff --git a/tools/perf/util/generate-cmdlist.sh b/tools/perf/util/generate-cmdlist.sh
index 0ac2037c970c..9bbcec4e3365 100755
--- a/tools/perf/util/generate-cmdlist.sh
+++ b/tools/perf/util/generate-cmdlist.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
echo "/* Automatically generated by $0 */
struct cmdname_help
diff --git a/tools/perf/util/group.h b/tools/perf/util/group.h
index 116debe7a995..f36c7e31780a 100644
--- a/tools/perf/util/group.h
+++ b/tools/perf/util/group.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef GROUP_H
#define GROUP_H 1
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
index 605bbd5404fb..ba0cea8fef72 100644
--- a/tools/perf/util/header.c
+++ b/tools/perf/util/header.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include <inttypes.h>
#include "util.h"
diff --git a/tools/perf/util/header.h b/tools/perf/util/header.h
index f7a16ee527b8..29ccbfdf8724 100644
--- a/tools/perf/util/header.h
+++ b/tools/perf/util/header.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_HEADER_H
#define __PERF_HEADER_H
diff --git a/tools/perf/util/help-unknown-cmd.c b/tools/perf/util/help-unknown-cmd.c
index 15b95300d7f3..4f07a5ba5030 100644
--- a/tools/perf/util/help-unknown-cmd.c
+++ b/tools/perf/util/help-unknown-cmd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "cache.h"
#include "config.h"
#include <poll.h>
diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
index e60d8d8ea4c2..097473600d94 100644
--- a/tools/perf/util/hist.c
+++ b/tools/perf/util/hist.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "util.h"
#include "build-id.h"
#include "hist.h"
diff --git a/tools/perf/util/hist.h b/tools/perf/util/hist.h
index e60dda26a920..f6630cb95eff 100644
--- a/tools/perf/util/hist.h
+++ b/tools/perf/util/hist.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_HIST_H
#define __PERF_HIST_H
diff --git a/tools/perf/util/include/asm/asm-offsets.h b/tools/perf/util/include/asm/asm-offsets.h
index ed538942523d..3aff4cf44944 100644
--- a/tools/perf/util/include/asm/asm-offsets.h
+++ b/tools/perf/util/include/asm/asm-offsets.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* stub */
diff --git a/tools/perf/util/include/asm/cpufeature.h b/tools/perf/util/include/asm/cpufeature.h
index acffd5e4d1d4..2270481c7e0a 100644
--- a/tools/perf/util/include/asm/cpufeature.h
+++ b/tools/perf/util/include/asm/cpufeature.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PERF_CPUFEATURE_H
#define PERF_CPUFEATURE_H
diff --git a/tools/perf/util/include/asm/dwarf2.h b/tools/perf/util/include/asm/dwarf2.h
index afe38199e922..e9876be63dbf 100644
--- a/tools/perf/util/include/asm/dwarf2.h
+++ b/tools/perf/util/include/asm/dwarf2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PERF_DWARF2_H
#define PERF_DWARF2_H
diff --git a/tools/perf/util/include/asm/uaccess.h b/tools/perf/util/include/asm/uaccess.h
index d0f72b8fcc35..6a6f4b990547 100644
--- a/tools/perf/util/include/asm/uaccess.h
+++ b/tools/perf/util/include/asm/uaccess.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PERF_ASM_UACCESS_H_
#define _PERF_ASM_UACCESS_H_
diff --git a/tools/perf/util/include/dwarf-regs.h b/tools/perf/util/include/dwarf-regs.h
index 43bfd8da7919..7d99a084e82d 100644
--- a/tools/perf/util/include/dwarf-regs.h
+++ b/tools/perf/util/include/dwarf-regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PERF_DWARF_REGS_H_
#define _PERF_DWARF_REGS_H_
diff --git a/tools/perf/util/include/linux/linkage.h b/tools/perf/util/include/linux/linkage.h
index 06387cffe125..f01d48a8d707 100644
--- a/tools/perf/util/include/linux/linkage.h
+++ b/tools/perf/util/include/linux/linkage.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PERF_LINUX_LINKAGE_H_
#define PERF_LINUX_LINKAGE_H_
diff --git a/tools/perf/util/intel-pt-decoder/gen-insn-attr-x86.awk b/tools/perf/util/intel-pt-decoder/gen-insn-attr-x86.awk
index 54e961659514..ddd5c4c21129 100644
--- a/tools/perf/util/intel-pt-decoder/gen-insn-attr-x86.awk
+++ b/tools/perf/util/intel-pt-decoder/gen-insn-attr-x86.awk
@@ -1,4 +1,5 @@
#!/bin/awk -f
+# SPDX-License-Identifier: GPL-2.0
# gen-insn-attr-x86.awk: Instruction attribute table generator
# Written by Masami Hiramatsu <mhiramat@redhat.com>
#
diff --git a/tools/perf/util/intlist.h b/tools/perf/util/intlist.h
index 020b9ca1b47e..85bab8735fa9 100644
--- a/tools/perf/util/intlist.h
+++ b/tools/perf/util/intlist.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_INTLIST_H
#define __PERF_INTLIST_H
diff --git a/tools/perf/util/jit.h b/tools/perf/util/jit.h
index 3f42ee4d2a0b..c2582fa9fe21 100644
--- a/tools/perf/util/jit.h
+++ b/tools/perf/util/jit.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __JIT_H__
#define __JIT_H__
diff --git a/tools/perf/util/jitdump.c b/tools/perf/util/jitdump.c
index 9084930e1757..36483db032e8 100644
--- a/tools/perf/util/jitdump.c
+++ b/tools/perf/util/jitdump.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <sys/sysmacros.h>
#include <sys/types.h>
#include <errno.h>
diff --git a/tools/perf/util/kvm-stat.h b/tools/perf/util/kvm-stat.h
index d01e73592f6e..7b1f06567521 100644
--- a/tools/perf/util/kvm-stat.h
+++ b/tools/perf/util/kvm-stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_KVM_STAT_H
#define __PERF_KVM_STAT_H
diff --git a/tools/perf/util/levenshtein.c b/tools/perf/util/levenshtein.c
index f616e4f65b67..a217ecf0359d 100644
--- a/tools/perf/util/levenshtein.c
+++ b/tools/perf/util/levenshtein.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "levenshtein.h"
#include <errno.h>
#include <stdlib.h>
diff --git a/tools/perf/util/levenshtein.h b/tools/perf/util/levenshtein.h
index b0fcb6d8a881..34ca173c557d 100644
--- a/tools/perf/util/levenshtein.h
+++ b/tools/perf/util/levenshtein.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_LEVENSHTEIN_H
#define __PERF_LEVENSHTEIN_H
diff --git a/tools/perf/util/libunwind/arm64.c b/tools/perf/util/libunwind/arm64.c
index 6559bc586643..66756e6be111 100644
--- a/tools/perf/util/libunwind/arm64.c
+++ b/tools/perf/util/libunwind/arm64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This file setups defines to compile arch specific binary from the
* generic one.
diff --git a/tools/perf/util/libunwind/x86_32.c b/tools/perf/util/libunwind/x86_32.c
index 957ffff72428..c5e568188e19 100644
--- a/tools/perf/util/libunwind/x86_32.c
+++ b/tools/perf/util/libunwind/x86_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This file setups defines to compile arch specific binary from the
* generic one.
diff --git a/tools/perf/util/llvm-utils.c b/tools/perf/util/llvm-utils.c
index 209b0c82eff4..4952b429caa7 100644
--- a/tools/perf/util/llvm-utils.c
+++ b/tools/perf/util/llvm-utils.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2015, Wang Nan <wangnan0@huawei.com>
* Copyright (C) 2015, Huawei Inc.
diff --git a/tools/perf/util/llvm-utils.h b/tools/perf/util/llvm-utils.h
index c87a2a92a88f..d3ad8deb5db4 100644
--- a/tools/perf/util/llvm-utils.h
+++ b/tools/perf/util/llvm-utils.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2015, Wang Nan <wangnan0@huawei.com>
* Copyright (C) 2015, Huawei Inc.
diff --git a/tools/perf/util/lzma.c b/tools/perf/util/lzma.c
index 4ca7c5c6cdcd..07498eaddc08 100644
--- a/tools/perf/util/lzma.c
+++ b/tools/perf/util/lzma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include <lzma.h>
#include <stdio.h>
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index df709363ef69..bd5d5b5e2218 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dirent.h>
#include <errno.h>
#include <inttypes.h>
diff --git a/tools/perf/util/machine.h b/tools/perf/util/machine.h
index 3cdb1340f917..d551aa80a59b 100644
--- a/tools/perf/util/machine.h
+++ b/tools/perf/util/machine.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_MACHINE_H
#define __PERF_MACHINE_H
diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c
index bdaa0a4edc17..4e7bd2750122 100644
--- a/tools/perf/util/map.c
+++ b/tools/perf/util/map.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "symbol.h"
#include <errno.h>
#include <inttypes.h>
diff --git a/tools/perf/util/map.h b/tools/perf/util/map.h
index 73aacf7a7dc4..1fb9b8589adc 100644
--- a/tools/perf/util/map.h
+++ b/tools/perf/util/map.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_MAP_H
#define __PERF_MAP_H
diff --git a/tools/perf/util/mem-events.c b/tools/perf/util/mem-events.c
index 28afe5fa84d6..93f74d8d3cdd 100644
--- a/tools/perf/util/mem-events.c
+++ b/tools/perf/util/mem-events.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stddef.h>
#include <stdlib.h>
#include <string.h>
diff --git a/tools/perf/util/mem-events.h b/tools/perf/util/mem-events.h
index 40f72ee4f42a..a889ec2fa9f5 100644
--- a/tools/perf/util/mem-events.h
+++ b/tools/perf/util/mem-events.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_MEM_EVENTS_H
#define __PERF_MEM_EVENTS_H
diff --git a/tools/perf/util/memswap.c b/tools/perf/util/memswap.c
index 55f7faa8d9ec..c1317e4983bc 100644
--- a/tools/perf/util/memswap.c
+++ b/tools/perf/util/memswap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <byteswap.h>
#include "memswap.h"
#include <linux/types.h>
diff --git a/tools/perf/util/memswap.h b/tools/perf/util/memswap.h
index 7d1b1c34bb57..1e29ff903ca9 100644
--- a/tools/perf/util/memswap.h
+++ b/tools/perf/util/memswap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PERF_MEMSWAP_H_
#define PERF_MEMSWAP_H_
diff --git a/tools/perf/util/ordered-events.c b/tools/perf/util/ordered-events.c
index 4de398cfb577..8e09fd2d842f 100644
--- a/tools/perf/util/ordered-events.c
+++ b/tools/perf/util/ordered-events.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include <inttypes.h>
#include <linux/list.h>
diff --git a/tools/perf/util/ordered-events.h b/tools/perf/util/ordered-events.h
index e11468a9a6e4..96e5292d88e2 100644
--- a/tools/perf/util/ordered-events.h
+++ b/tools/perf/util/ordered-events.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ORDERED_EVENTS_H
#define __ORDERED_EVENTS_H
diff --git a/tools/perf/util/parse-branch-options.c b/tools/perf/util/parse-branch-options.c
index e71fb5f31e84..bd779d9f4d1e 100644
--- a/tools/perf/util/parse-branch-options.c
+++ b/tools/perf/util/parse-branch-options.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "perf.h"
#include "util/util.h"
#include "util/debug.h"
diff --git a/tools/perf/util/parse-branch-options.h b/tools/perf/util/parse-branch-options.h
index 6086fd90eb23..11d1722733f2 100644
--- a/tools/perf/util/parse-branch-options.h
+++ b/tools/perf/util/parse-branch-options.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PERF_PARSE_BRANCH_OPTIONS_H
#define _PERF_PARSE_BRANCH_OPTIONS_H 1
#include <stdint.h>
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index f6257fb4f08c..56694e3409ea 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/hw_breakpoint.h>
#include <linux/err.h>
#include <dirent.h>
@@ -309,10 +310,11 @@ static char *get_config_name(struct list_head *head_terms)
static struct perf_evsel *
__add_event(struct list_head *list, int *idx,
struct perf_event_attr *attr,
- char *name, struct cpu_map *cpus,
+ char *name, struct perf_pmu *pmu,
struct list_head *config_terms, bool auto_merge_stats)
{
struct perf_evsel *evsel;
+ struct cpu_map *cpus = pmu ? pmu->cpus : NULL;
event_attr_init(attr);
@@ -323,7 +325,7 @@ __add_event(struct list_head *list, int *idx,
(*idx)++;
evsel->cpus = cpu_map__get(cpus);
evsel->own_cpus = cpu_map__get(cpus);
- evsel->system_wide = !!cpus;
+ evsel->system_wide = pmu ? pmu->is_uncore : false;
evsel->auto_merge_stats = auto_merge_stats;
if (name)
@@ -1233,7 +1235,7 @@ static int __parse_events_add_pmu(struct parse_events_state *parse_state,
if (!head_config) {
attr.type = pmu->type;
- evsel = __add_event(list, &parse_state->idx, &attr, NULL, pmu->cpus, NULL, auto_merge_stats);
+ evsel = __add_event(list, &parse_state->idx, &attr, NULL, pmu, NULL, auto_merge_stats);
return evsel ? 0 : -ENOMEM;
}
@@ -1254,7 +1256,7 @@ static int __parse_events_add_pmu(struct parse_events_state *parse_state,
return -EINVAL;
evsel = __add_event(list, &parse_state->idx, &attr,
- get_config_name(head_config), pmu->cpus,
+ get_config_name(head_config), pmu,
&config_terms, auto_merge_stats);
if (evsel) {
evsel->unit = info.unit;
diff --git a/tools/perf/util/parse-events.h b/tools/perf/util/parse-events.h
index 635135125111..eed50b54bab3 100644
--- a/tools/perf/util/parse-events.h
+++ b/tools/perf/util/parse-events.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_PARSE_EVENTS_H
#define __PERF_PARSE_EVENTS_H
/*
diff --git a/tools/perf/util/parse-events.l b/tools/perf/util/parse-events.l
index c42edeac451f..6680e4fb7967 100644
--- a/tools/perf/util/parse-events.l
+++ b/tools/perf/util/parse-events.l
@@ -8,6 +8,9 @@
%{
#include <errno.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
#include "../perf.h"
#include "parse-events.h"
#include "parse-events-bison.h"
@@ -53,9 +56,8 @@ static int str(yyscan_t scanner, int token)
return token;
}
-static bool isbpf(yyscan_t scanner)
+static bool isbpf_suffix(char *text)
{
- char *text = parse_events_get_text(scanner);
int len = strlen(text);
if (len < 2)
@@ -68,6 +70,17 @@ static bool isbpf(yyscan_t scanner)
return false;
}
+static bool isbpf(yyscan_t scanner)
+{
+ char *text = parse_events_get_text(scanner);
+ struct stat st;
+
+ if (!isbpf_suffix(text))
+ return false;
+
+ return stat(text, &st) == 0;
+}
+
/*
* This function is called when the parser gets two kind of input:
*
@@ -141,6 +154,10 @@ do { \
yycolumn += yyleng; \
} while (0);
+#define USER_REJECT \
+ yycolumn -= yyleng; \
+ REJECT
+
%}
%x mem
@@ -322,8 +339,8 @@ r{num_raw_hex} { return raw(yyscanner); }
{num_hex} { return value(yyscanner, 16); }
{modifier_event} { return str(yyscanner, PE_MODIFIER_EVENT); }
-{bpf_object} { if (!isbpf(yyscanner)) REJECT; return str(yyscanner, PE_BPF_OBJECT); }
-{bpf_source} { if (!isbpf(yyscanner)) REJECT; return str(yyscanner, PE_BPF_SOURCE); }
+{bpf_object} { if (!isbpf(yyscanner)) USER_REJECT; return str(yyscanner, PE_BPF_OBJECT); }
+{bpf_source} { if (!isbpf(yyscanner)) USER_REJECT; return str(yyscanner, PE_BPF_SOURCE); }
{name} { return pmu_str_check(yyscanner); }
"/" { BEGIN(config); return '/'; }
- { return '-'; }
diff --git a/tools/perf/util/parse-regs-options.c b/tools/perf/util/parse-regs-options.c
index 646ecf736aad..e6599e290f46 100644
--- a/tools/perf/util/parse-regs-options.c
+++ b/tools/perf/util/parse-regs-options.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "perf.h"
#include "util/util.h"
#include "util/debug.h"
diff --git a/tools/perf/util/parse-regs-options.h b/tools/perf/util/parse-regs-options.h
index 7d762b188007..cdefb1acf6be 100644
--- a/tools/perf/util/parse-regs-options.h
+++ b/tools/perf/util/parse-regs-options.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PERF_PARSE_REGS_OPTIONS_H
#define _PERF_PARSE_REGS_OPTIONS_H 1
struct option;
diff --git a/tools/perf/util/path.c b/tools/perf/util/path.c
index 50ec3bc87a60..933f5c6bffb4 100644
--- a/tools/perf/util/path.c
+++ b/tools/perf/util/path.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* I'm tired of doing "vsnprintf()" etc just to open a
* file, so here's a "return static buffer with printf"
diff --git a/tools/perf/util/path.h b/tools/perf/util/path.h
index 9a276a58e3c2..14a254ada7eb 100644
--- a/tools/perf/util/path.h
+++ b/tools/perf/util/path.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PERF_PATH_H
#define _PERF_PATH_H
diff --git a/tools/perf/util/perf-hooks.c b/tools/perf/util/perf-hooks.c
index d55092964da2..4f3aa8d99ef4 100644
--- a/tools/perf/util/perf-hooks.c
+++ b/tools/perf/util/perf-hooks.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* perf_hooks.c
*
diff --git a/tools/perf/util/perf-hooks.h b/tools/perf/util/perf-hooks.h
index 838d5797bc1e..27fbec62d4fe 100644
--- a/tools/perf/util/perf-hooks.h
+++ b/tools/perf/util/perf-hooks.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PERF_UTIL_PERF_HOOKS_H
#define PERF_UTIL_PERF_HOOKS_H
diff --git a/tools/perf/util/perf_regs.c b/tools/perf/util/perf_regs.c
index b2ae039eff85..2acfcc527cac 100644
--- a/tools/perf/util/perf_regs.c
+++ b/tools/perf/util/perf_regs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include "perf_regs.h"
#include "event.h"
diff --git a/tools/perf/util/perf_regs.h b/tools/perf/util/perf_regs.h
index 32b37d19dcc3..c9319f8d17a6 100644
--- a/tools/perf/util/perf_regs.h
+++ b/tools/perf/util/perf_regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_REGS_H
#define __PERF_REGS_H
diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c
index ac16a9db1fb5..b10b35a63138 100644
--- a/tools/perf/util/pmu.c
+++ b/tools/perf/util/pmu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/list.h>
#include <linux/compiler.h>
#include <sys/types.h>
@@ -470,17 +471,36 @@ static void pmu_read_sysfs(void)
closedir(dir);
}
+static struct cpu_map *__pmu_cpumask(const char *path)
+{
+ FILE *file;
+ struct cpu_map *cpus;
+
+ file = fopen(path, "r");
+ if (!file)
+ return NULL;
+
+ cpus = cpu_map__read(file);
+ fclose(file);
+ return cpus;
+}
+
+/*
+ * Uncore PMUs have a "cpumask" file under sysfs. CPU PMUs (e.g. on arm/arm64)
+ * may have a "cpus" file.
+ */
+#define CPUS_TEMPLATE_UNCORE "%s/bus/event_source/devices/%s/cpumask"
+#define CPUS_TEMPLATE_CPU "%s/bus/event_source/devices/%s/cpus"
+
static struct cpu_map *pmu_cpumask(const char *name)
{
- struct stat st;
char path[PATH_MAX];
- FILE *file;
struct cpu_map *cpus;
const char *sysfs = sysfs__mountpoint();
const char *templates[] = {
- "%s/bus/event_source/devices/%s/cpumask",
- "%s/bus/event_source/devices/%s/cpus",
- NULL
+ CPUS_TEMPLATE_UNCORE,
+ CPUS_TEMPLATE_CPU,
+ NULL
};
const char **template;
@@ -489,20 +509,25 @@ static struct cpu_map *pmu_cpumask(const char *name)
for (template = templates; *template; template++) {
snprintf(path, PATH_MAX, *template, sysfs, name);
- if (stat(path, &st) == 0)
- break;
+ cpus = __pmu_cpumask(path);
+ if (cpus)
+ return cpus;
}
- if (!*template)
- return NULL;
+ return NULL;
+}
- file = fopen(path, "r");
- if (!file)
- return NULL;
+static bool pmu_is_uncore(const char *name)
+{
+ char path[PATH_MAX];
+ struct cpu_map *cpus;
+ const char *sysfs = sysfs__mountpoint();
- cpus = cpu_map__read(file);
- fclose(file);
- return cpus;
+ snprintf(path, PATH_MAX, CPUS_TEMPLATE_UNCORE, sysfs, name);
+ cpus = __pmu_cpumask(path);
+ cpu_map__put(cpus);
+
+ return !!cpus;
}
/*
@@ -617,6 +642,8 @@ static struct perf_pmu *pmu_lookup(const char *name)
pmu->cpus = pmu_cpumask(name);
+ pmu->is_uncore = pmu_is_uncore(name);
+
INIT_LIST_HEAD(&pmu->format);
INIT_LIST_HEAD(&pmu->aliases);
list_splice(&format, &pmu->format);
diff --git a/tools/perf/util/pmu.h b/tools/perf/util/pmu.h
index 389e9729331f..eca99435f4a0 100644
--- a/tools/perf/util/pmu.h
+++ b/tools/perf/util/pmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PMU_H
#define __PMU_H
@@ -22,6 +23,7 @@ struct perf_pmu {
char *name;
__u32 type;
bool selectable;
+ bool is_uncore;
struct perf_event_attr *default_config;
struct cpu_map *cpus;
struct list_head format; /* HEAD struct perf_pmu_format -> list */
diff --git a/tools/perf/util/print_binary.c b/tools/perf/util/print_binary.c
index e908177b9976..779e35c9e566 100644
--- a/tools/perf/util/print_binary.c
+++ b/tools/perf/util/print_binary.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "print_binary.h"
#include <linux/log2.h>
#include "sane_ctype.h"
diff --git a/tools/perf/util/print_binary.h b/tools/perf/util/print_binary.h
index da0427263d2d..2be3075e2b05 100644
--- a/tools/perf/util/print_binary.h
+++ b/tools/perf/util/print_binary.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PERF_PRINT_BINARY_H
#define PERF_PRINT_BINARY_H
diff --git a/tools/perf/util/probe-event.h b/tools/perf/util/probe-event.h
index 078681d12168..45b14f020558 100644
--- a/tools/perf/util/probe-event.h
+++ b/tools/perf/util/probe-event.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PROBE_EVENT_H
#define _PROBE_EVENT_H
diff --git a/tools/perf/util/probe-file.h b/tools/perf/util/probe-file.h
index 2ca4163abafe..63f29b1d22c1 100644
--- a/tools/perf/util/probe-file.h
+++ b/tools/perf/util/probe-file.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PROBE_FILE_H
#define __PROBE_FILE_H
diff --git a/tools/perf/util/probe-finder.h b/tools/perf/util/probe-finder.h
index 27f061551012..16252980ff00 100644
--- a/tools/perf/util/probe-finder.h
+++ b/tools/perf/util/probe-finder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PROBE_FINDER_H
#define _PROBE_FINDER_H
diff --git a/tools/perf/util/pstack.c b/tools/perf/util/pstack.c
index b234a6e3d0d4..797fe1ae2d2e 100644
--- a/tools/perf/util/pstack.c
+++ b/tools/perf/util/pstack.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Simple pointer stack
*
diff --git a/tools/perf/util/pstack.h b/tools/perf/util/pstack.h
index ded7f2e36624..8729b8be061d 100644
--- a/tools/perf/util/pstack.h
+++ b/tools/perf/util/pstack.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PERF_PSTACK_
#define _PERF_PSTACK_
diff --git a/tools/perf/util/python.c b/tools/perf/util/python.c
index c129e99114ae..8e49d9cafcfc 100644
--- a/tools/perf/util/python.c
+++ b/tools/perf/util/python.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <Python.h>
#include <structmember.h>
#include <inttypes.h>
diff --git a/tools/perf/util/quote.c b/tools/perf/util/quote.c
index 1ba8920151d8..22eaa201aa27 100644
--- a/tools/perf/util/quote.c
+++ b/tools/perf/util/quote.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include <stdlib.h>
#include "strbuf.h"
diff --git a/tools/perf/util/quote.h b/tools/perf/util/quote.h
index 055ca45bed99..274bf26d3511 100644
--- a/tools/perf/util/quote.h
+++ b/tools/perf/util/quote.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_QUOTE_H
#define __PERF_QUOTE_H
diff --git a/tools/perf/util/rb_resort.h b/tools/perf/util/rb_resort.h
index 808cc45611fe..7d8972b33f6b 100644
--- a/tools/perf/util/rb_resort.h
+++ b/tools/perf/util/rb_resort.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PERF_RESORT_RB_H_
#define _PERF_RESORT_RB_H_
/*
diff --git a/tools/perf/util/rblist.h b/tools/perf/util/rblist.h
index ff9913b994c2..4c8638a22571 100644
--- a/tools/perf/util/rblist.h
+++ b/tools/perf/util/rblist.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_RBLIST_H
#define __PERF_RBLIST_H
diff --git a/tools/perf/util/record.c b/tools/perf/util/record.c
index d91bdf5a1aa4..1e97937b03a9 100644
--- a/tools/perf/util/record.c
+++ b/tools/perf/util/record.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "evlist.h"
#include "evsel.h"
#include "cpumap.h"
diff --git a/tools/perf/util/sane_ctype.h b/tools/perf/util/sane_ctype.h
index 4308c22c22ad..c2b42ff9ff32 100644
--- a/tools/perf/util/sane_ctype.h
+++ b/tools/perf/util/sane_ctype.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PERF_SANE_CTYPE_H
#define _PERF_SANE_CTYPE_H
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index a7ebd9fe8e40..da55081aefc6 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include <inttypes.h>
#include <linux/kernel.h>
@@ -374,6 +375,8 @@ void perf_tool__fill_defaults(struct perf_tool *tool)
tool->mmap2 = process_event_stub;
if (tool->comm == NULL)
tool->comm = process_event_stub;
+ if (tool->namespaces == NULL)
+ tool->namespaces = process_event_stub;
if (tool->fork == NULL)
tool->fork = process_event_stub;
if (tool->exit == NULL)
diff --git a/tools/perf/util/session.h b/tools/perf/util/session.h
index 47b5e7dbcb18..41caa098ed15 100644
--- a/tools/perf/util/session.h
+++ b/tools/perf/util/session.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_SESSION_H
#define __PERF_SESSION_H
diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c
index eb3ab902a1c0..84a33f1e9ec9 100644
--- a/tools/perf/util/sort.c
+++ b/tools/perf/util/sort.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include <inttypes.h>
#include <regex.h>
diff --git a/tools/perf/util/sort.h b/tools/perf/util/sort.h
index f36dc4980a6c..b2b55e5149a7 100644
--- a/tools/perf/util/sort.h
+++ b/tools/perf/util/sort.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_SORT_H
#define __PERF_SORT_H
#include "../builtin.h"
diff --git a/tools/perf/util/srcline.c b/tools/perf/util/srcline.c
index ed8e8d2de942..4105682afc7a 100644
--- a/tools/perf/util/srcline.c
+++ b/tools/perf/util/srcline.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <inttypes.h>
#include <stdio.h>
#include <stdlib.h>
diff --git a/tools/perf/util/srcline.h b/tools/perf/util/srcline.h
index 7b52ba88676e..8e73f607dfa3 100644
--- a/tools/perf/util/srcline.h
+++ b/tools/perf/util/srcline.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PERF_SRCLINE_H
#define PERF_SRCLINE_H
diff --git a/tools/perf/util/stat-shadow.c b/tools/perf/util/stat-shadow.c
index a04cf56d3517..37363869c9a1 100644
--- a/tools/perf/util/stat-shadow.c
+++ b/tools/perf/util/stat-shadow.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include "evsel.h"
#include "stat.h"
diff --git a/tools/perf/util/stat.c b/tools/perf/util/stat.c
index 35e9848734d6..c9bae5fb8b47 100644
--- a/tools/perf/util/stat.c
+++ b/tools/perf/util/stat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include <inttypes.h>
#include <math.h>
diff --git a/tools/perf/util/stat.h b/tools/perf/util/stat.h
index eacaf958e19d..96326b1f9443 100644
--- a/tools/perf/util/stat.h
+++ b/tools/perf/util/stat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_STATS_H
#define __PERF_STATS_H
diff --git a/tools/perf/util/strbuf.c b/tools/perf/util/strbuf.c
index aafe908b82b5..3d1cf5bf7f18 100644
--- a/tools/perf/util/strbuf.c
+++ b/tools/perf/util/strbuf.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "debug.h"
#include "util.h"
#include <linux/kernel.h>
diff --git a/tools/perf/util/strbuf.h b/tools/perf/util/strbuf.h
index 802d743378af..ea94d8628980 100644
--- a/tools/perf/util/strbuf.h
+++ b/tools/perf/util/strbuf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_STRBUF_H
#define __PERF_STRBUF_H
diff --git a/tools/perf/util/strfilter.c b/tools/perf/util/strfilter.c
index 4dc0af669a30..7f3253d44afd 100644
--- a/tools/perf/util/strfilter.c
+++ b/tools/perf/util/strfilter.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "util.h"
#include "string2.h"
#include "strfilter.h"
diff --git a/tools/perf/util/strfilter.h b/tools/perf/util/strfilter.h
index cff5eda88728..e0c25a40f796 100644
--- a/tools/perf/util/strfilter.h
+++ b/tools/perf/util/strfilter.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_STRFILTER_H
#define __PERF_STRFILTER_H
/* General purpose glob matching filter */
diff --git a/tools/perf/util/string.c b/tools/perf/util/string.c
index cca53b693a48..aaa08ee8c717 100644
--- a/tools/perf/util/string.c
+++ b/tools/perf/util/string.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "string2.h"
#include <linux/kernel.h>
#include <linux/string.h>
diff --git a/tools/perf/util/string2.h b/tools/perf/util/string2.h
index 2f619681bd6a..ee14ca5451ab 100644
--- a/tools/perf/util/string2.h
+++ b/tools/perf/util/string2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PERF_STRING_H
#define PERF_STRING_H
diff --git a/tools/perf/util/strlist.h b/tools/perf/util/strlist.h
index 19207e50fce5..d58f1e08b170 100644
--- a/tools/perf/util/strlist.h
+++ b/tools/perf/util/strlist.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_STRLIST_H
#define __PERF_STRLIST_H
diff --git a/tools/perf/util/svghelper.h b/tools/perf/util/svghelper.h
index 946fdf2db97c..e55338d5c3bd 100644
--- a/tools/perf/util/svghelper.h
+++ b/tools/perf/util/svghelper.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_SVGHELPER_H
#define __PERF_SVGHELPER_H
diff --git a/tools/perf/util/symbol-elf.c b/tools/perf/util/symbol-elf.c
index 9cf781f0d8a2..2de770511e70 100644
--- a/tools/perf/util/symbol-elf.c
+++ b/tools/perf/util/symbol-elf.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <fcntl.h>
#include <stdio.h>
#include <errno.h>
diff --git a/tools/perf/util/symbol-minimal.c b/tools/perf/util/symbol-minimal.c
index 1a5aa35b0100..ff48d0d49584 100644
--- a/tools/perf/util/symbol-minimal.c
+++ b/tools/perf/util/symbol-minimal.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "symbol.h"
#include "util.h"
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index 5909ee4c7ade..6492ef38b090 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dirent.h>
#include <errno.h>
#include <stdlib.h>
diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h
index aad99e7e179b..6352022593c6 100644
--- a/tools/perf/util/symbol.h
+++ b/tools/perf/util/symbol.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_SYMBOL
#define __PERF_SYMBOL 1
diff --git a/tools/perf/util/symbol_fprintf.c b/tools/perf/util/symbol_fprintf.c
index 63694e174e5c..6dd2cb88ccbe 100644
--- a/tools/perf/util/symbol_fprintf.c
+++ b/tools/perf/util/symbol_fprintf.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <elf.h>
#include <inttypes.h>
#include <stdio.h>
diff --git a/tools/perf/util/syscalltbl.h b/tools/perf/util/syscalltbl.h
index e9fb8786da7c..c8e7e9ce0f01 100644
--- a/tools/perf/util/syscalltbl.h
+++ b/tools/perf/util/syscalltbl.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_SYSCALLTBL_H
#define __PERF_SYSCALLTBL_H
diff --git a/tools/perf/util/target.h b/tools/perf/util/target.h
index 7381b1ca4041..446aa7a56f25 100644
--- a/tools/perf/util/target.h
+++ b/tools/perf/util/target.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PERF_TARGET_H
#define _PERF_TARGET_H
diff --git a/tools/perf/util/term.c b/tools/perf/util/term.c
index 8f254a74d97d..e7aa82c06c76 100644
--- a/tools/perf/util/term.c
+++ b/tools/perf/util/term.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "term.h"
#include <stdlib.h>
#include <termios.h>
diff --git a/tools/perf/util/term.h b/tools/perf/util/term.h
index 2c06a61846a1..607b170a9017 100644
--- a/tools/perf/util/term.h
+++ b/tools/perf/util/term.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_TERM_H
#define __PERF_TERM_H
diff --git a/tools/perf/util/thread.c b/tools/perf/util/thread.c
index aee9a42102ba..1dbcd3c8dee0 100644
--- a/tools/perf/util/thread.c
+++ b/tools/perf/util/thread.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "../perf.h"
#include <errno.h>
#include <stdlib.h>
diff --git a/tools/perf/util/thread.h b/tools/perf/util/thread.h
index cb1a5dd5c2b9..fdcea7c0cac1 100644
--- a/tools/perf/util/thread.h
+++ b/tools/perf/util/thread.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_THREAD_H
#define __PERF_THREAD_H
diff --git a/tools/perf/util/thread_map.c b/tools/perf/util/thread_map.c
index 63ead7b06324..be0d5a736dea 100644
--- a/tools/perf/util/thread_map.c
+++ b/tools/perf/util/thread_map.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <dirent.h>
#include <errno.h>
#include <limits.h>
diff --git a/tools/perf/util/thread_map.h b/tools/perf/util/thread_map.h
index bd34d7a0b9fa..f15803985435 100644
--- a/tools/perf/util/thread_map.h
+++ b/tools/perf/util/thread_map.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_THREAD_MAP_H
#define __PERF_THREAD_MAP_H
diff --git a/tools/perf/util/time-utils.c b/tools/perf/util/time-utils.c
index 5b5d0214debd..81927d027417 100644
--- a/tools/perf/util/time-utils.c
+++ b/tools/perf/util/time-utils.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdlib.h>
#include <string.h>
#include <sys/time.h>
diff --git a/tools/perf/util/time-utils.h b/tools/perf/util/time-utils.h
index 8656be08513b..15b475c50ccf 100644
--- a/tools/perf/util/time-utils.h
+++ b/tools/perf/util/time-utils.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TIME_UTILS_H_
#define _TIME_UTILS_H_
diff --git a/tools/perf/util/tool.h b/tools/perf/util/tool.h
index d549e50db397..2532b558099b 100644
--- a/tools/perf/util/tool.h
+++ b/tools/perf/util/tool.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_TOOL_H
#define __PERF_TOOL_H
diff --git a/tools/perf/util/top.h b/tools/perf/util/top.h
index 9bdfb78a9a35..506150a75bd0 100644
--- a/tools/perf/util/top.h
+++ b/tools/perf/util/top.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_TOP_H
#define __PERF_TOP_H 1
diff --git a/tools/perf/util/trace-event.c b/tools/perf/util/trace-event.c
index c330780674fc..16a776371d03 100644
--- a/tools/perf/util/trace-event.c
+++ b/tools/perf/util/trace-event.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <unistd.h>
diff --git a/tools/perf/util/trace-event.h b/tools/perf/util/trace-event.h
index 1fbc044f9eb0..dcbdb53dc702 100644
--- a/tools/perf/util/trace-event.h
+++ b/tools/perf/util/trace-event.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PERF_UTIL_TRACE_EVENT_H
#define _PERF_UTIL_TRACE_EVENT_H
diff --git a/tools/perf/util/trigger.h b/tools/perf/util/trigger.h
index e97d7016d771..370138e7e35c 100644
--- a/tools/perf/util/trigger.h
+++ b/tools/perf/util/trigger.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __TRIGGER_H_
#define __TRIGGER_H_ 1
diff --git a/tools/perf/util/tsc.c b/tools/perf/util/tsc.c
index 1b741646eed0..bfa782421cbd 100644
--- a/tools/perf/util/tsc.c
+++ b/tools/perf/util/tsc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/compiler.h>
#include <linux/types.h>
diff --git a/tools/perf/util/tsc.h b/tools/perf/util/tsc.h
index d5b11e2b85e0..e0c3af34ac8d 100644
--- a/tools/perf/util/tsc.h
+++ b/tools/perf/util/tsc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_TSC_H
#define __PERF_TSC_H
diff --git a/tools/perf/util/units.c b/tools/perf/util/units.c
index 4767ec2c5ef6..a46762aec4c9 100644
--- a/tools/perf/util/units.c
+++ b/tools/perf/util/units.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "units.h"
#include <inttypes.h>
#include <limits.h>
diff --git a/tools/perf/util/units.h b/tools/perf/util/units.h
index f02c87317150..99263b6a23f7 100644
--- a/tools/perf/util/units.h
+++ b/tools/perf/util/units.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PERF_UNIT_H
#define PERF_UNIT_H
diff --git a/tools/perf/util/unwind-libdw.c b/tools/perf/util/unwind-libdw.c
index 7755a5e0fe5e..1e9c974faf67 100644
--- a/tools/perf/util/unwind-libdw.c
+++ b/tools/perf/util/unwind-libdw.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/compiler.h>
#include <elfutils/libdw.h>
#include <elfutils/libdwfl.h>
diff --git a/tools/perf/util/unwind-libdw.h b/tools/perf/util/unwind-libdw.h
index 4a2b269a7b3b..0cbd2650e280 100644
--- a/tools/perf/util/unwind-libdw.h
+++ b/tools/perf/util/unwind-libdw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_UNWIND_LIBDW_H
#define __PERF_UNWIND_LIBDW_H
diff --git a/tools/perf/util/unwind-libunwind-local.c b/tools/perf/util/unwind-libunwind-local.c
index 672c2ada9357..7a42f703e858 100644
--- a/tools/perf/util/unwind-libunwind-local.c
+++ b/tools/perf/util/unwind-libunwind-local.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Post mortem Dwarf CFI based unwinding on top of regs and stack dumps.
*
diff --git a/tools/perf/util/unwind-libunwind.c b/tools/perf/util/unwind-libunwind.c
index 8aef572d0889..647a1e6b4c7b 100644
--- a/tools/perf/util/unwind-libunwind.c
+++ b/tools/perf/util/unwind-libunwind.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "unwind.h"
#include "thread.h"
#include "session.h"
diff --git a/tools/perf/util/unwind.h b/tools/perf/util/unwind.h
index bfbdcc6198c9..8a44a1569a21 100644
--- a/tools/perf/util/unwind.h
+++ b/tools/perf/util/unwind.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UNWIND_H
#define __UNWIND_H
diff --git a/tools/perf/util/usage.c b/tools/perf/util/usage.c
index 6cc9d9888ce0..070d25ceea6a 100644
--- a/tools/perf/util/usage.c
+++ b/tools/perf/util/usage.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* usage.c
*
diff --git a/tools/perf/util/util-cxx.h b/tools/perf/util/util-cxx.h
index 0e0e019c9f34..80a99e458d4e 100644
--- a/tools/perf/util/util-cxx.h
+++ b/tools/perf/util/util-cxx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Support C++ source use utilities defined in util.h
*/
diff --git a/tools/perf/util/util.c b/tools/perf/util/util.c
index 4c360daa4e24..3687b720327a 100644
--- a/tools/perf/util/util.c
+++ b/tools/perf/util/util.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "../perf.h"
#include "util.h"
#include "debug.h"
diff --git a/tools/perf/util/util.h b/tools/perf/util/util.h
index b136c271125f..b52765e6d7b4 100644
--- a/tools/perf/util/util.h
+++ b/tools/perf/util/util.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef GIT_COMPAT_UTIL_H
#define GIT_COMPAT_UTIL_H
diff --git a/tools/perf/util/values.c b/tools/perf/util/values.c
index 8a32bb0095e5..4b7a303e4ba8 100644
--- a/tools/perf/util/values.c
+++ b/tools/perf/util/values.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <inttypes.h>
#include <stdio.h>
#include <stdlib.h>
diff --git a/tools/perf/util/values.h b/tools/perf/util/values.h
index 808ff9c73bf5..8c41f22f42cf 100644
--- a/tools/perf/util/values.h
+++ b/tools/perf/util/values.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_VALUES_H
#define __PERF_VALUES_H
diff --git a/tools/perf/util/vdso.c b/tools/perf/util/vdso.c
index d3c39eec89a8..cffcda448c28 100644
--- a/tools/perf/util/vdso.c
+++ b/tools/perf/util/vdso.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include <unistd.h>
#include <stdio.h>
diff --git a/tools/perf/util/vdso.h b/tools/perf/util/vdso.h
index cdc4fabfc212..bc74ace603ae 100644
--- a/tools/perf/util/vdso.h
+++ b/tools/perf/util/vdso.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_VDSO__
#define __PERF_VDSO__
diff --git a/tools/perf/util/xyarray.c b/tools/perf/util/xyarray.c
index c8f415d9877b..dc95154f5646 100644
--- a/tools/perf/util/xyarray.c
+++ b/tools/perf/util/xyarray.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "xyarray.h"
#include "util.h"
#include <stdlib.h>
diff --git a/tools/perf/util/xyarray.h b/tools/perf/util/xyarray.h
index 4ba726c90870..7ffe562e7ae7 100644
--- a/tools/perf/util/xyarray.h
+++ b/tools/perf/util/xyarray.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PERF_XYARRAY_H_
#define _PERF_XYARRAY_H_ 1
@@ -23,12 +24,12 @@ static inline void *xyarray__entry(struct xyarray *xy, int x, int y)
static inline int xyarray__max_y(struct xyarray *xy)
{
- return xy->max_x;
+ return xy->max_y;
}
static inline int xyarray__max_x(struct xyarray *xy)
{
- return xy->max_y;
+ return xy->max_x;
}
#endif /* _PERF_XYARRAY_H_ */
diff --git a/tools/perf/util/zlib.c b/tools/perf/util/zlib.c
index 1329d843eb7b..008fe68d7b76 100644
--- a/tools/perf/util/zlib.c
+++ b/tools/perf/util/zlib.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <unistd.h>
#include <sys/stat.h>
diff --git a/tools/power/cpupower/Makefile b/tools/power/cpupower/Makefile
index 4c5a481a850c..d6e1c02ddcfe 100644
--- a/tools/power/cpupower/Makefile
+++ b/tools/power/cpupower/Makefile
@@ -26,7 +26,7 @@ endif
ifneq ($(OUTPUT),)
# check that the output directory actually exists
-OUTDIR := $(realpath $(OUTPUT))
+OUTDIR := $(shell cd $(OUTPUT) && /bin/pwd)
$(if $(OUTDIR),, $(error output directory "$(OUTPUT)" does not exist))
endif
diff --git a/tools/power/cpupower/bench/Makefile b/tools/power/cpupower/bench/Makefile
index 3e59f1aa3947..d79ab161cc75 100644
--- a/tools/power/cpupower/bench/Makefile
+++ b/tools/power/cpupower/bench/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
OUTPUT := ./
ifeq ("$(origin O)", "command line")
ifneq ($(O),)
diff --git a/tools/power/cpupower/debug/i386/Makefile b/tools/power/cpupower/debug/i386/Makefile
index c05cc0ac80c7..b3f771039b17 100644
--- a/tools/power/cpupower/debug/i386/Makefile
+++ b/tools/power/cpupower/debug/i386/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
OUTPUT=./
ifeq ("$(origin O)", "command line")
OUTPUT := $(O)/
diff --git a/tools/power/cpupower/debug/kernel/Makefile b/tools/power/cpupower/debug/kernel/Makefile
index a8a6f8eec5c2..c23e5a6ceb7e 100644
--- a/tools/power/cpupower/debug/kernel/Makefile
+++ b/tools/power/cpupower/debug/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-m :=
KDIR := /lib/modules/$(shell uname -r)/build
diff --git a/tools/power/cpupower/debug/x86_64/Makefile b/tools/power/cpupower/debug/x86_64/Makefile
index 1c5214526716..59af84b8ef45 100644
--- a/tools/power/cpupower/debug/x86_64/Makefile
+++ b/tools/power/cpupower/debug/x86_64/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
OUTPUT=./
ifeq ("$(origin O)", "command line")
OUTPUT := $(O)/
diff --git a/tools/power/cpupower/lib/cpuidle.h b/tools/power/cpupower/lib/cpuidle.h
index 04eb3cfa6e42..2e10fead2e1e 100644
--- a/tools/power/cpupower/lib/cpuidle.h
+++ b/tools/power/cpupower/lib/cpuidle.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CPUPOWER_CPUIDLE_H__
#define __CPUPOWER_CPUIDLE_H__
diff --git a/tools/power/cpupower/lib/cpupower.h b/tools/power/cpupower/lib/cpupower.h
index fa031fcc7710..e4e4292eacec 100644
--- a/tools/power/cpupower/lib/cpupower.h
+++ b/tools/power/cpupower/lib/cpupower.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CPUPOWER_CPUPOWER_H__
#define __CPUPOWER_CPUPOWER_H__
diff --git a/tools/power/cpupower/lib/cpupower_intern.h b/tools/power/cpupower/lib/cpupower_intern.h
index f8ec4009621c..92affdfbe417 100644
--- a/tools/power/cpupower/lib/cpupower_intern.h
+++ b/tools/power/cpupower/lib/cpupower_intern.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define PATH_TO_CPU "/sys/devices/system/cpu/"
#define MAX_LINE_LEN 4096
#define SYSFS_PATH_MAX 255
diff --git a/tools/power/cpupower/utils/builtin.h b/tools/power/cpupower/utils/builtin.h
index 2284c8ea4e2a..f7065ae60a14 100644
--- a/tools/power/cpupower/utils/builtin.h
+++ b/tools/power/cpupower/utils/builtin.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BUILTIN_H
#define BUILTIN_H
diff --git a/tools/power/cpupower/utils/cpuidle-set.c b/tools/power/cpupower/utils/cpuidle-set.c
index 691c24d50ef4..569f268f4c7f 100644
--- a/tools/power/cpupower/utils/cpuidle-set.c
+++ b/tools/power/cpupower/utils/cpuidle-set.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <unistd.h>
#include <stdio.h>
#include <errno.h>
diff --git a/tools/power/cpupower/utils/helpers/amd.c b/tools/power/cpupower/utils/helpers/amd.c
index 5fd5c5b8c7b8..bb41cdd0df6b 100644
--- a/tools/power/cpupower/utils/helpers/amd.c
+++ b/tools/power/cpupower/utils/helpers/amd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#if defined(__i386__) || defined(__x86_64__)
#include <unistd.h>
#include <errno.h>
diff --git a/tools/power/cpupower/utils/helpers/bitmask.c b/tools/power/cpupower/utils/helpers/bitmask.c
index 5c074c60f904..6c7932f5bd66 100644
--- a/tools/power/cpupower/utils/helpers/bitmask.c
+++ b/tools/power/cpupower/utils/helpers/bitmask.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
diff --git a/tools/power/cpupower/utils/helpers/bitmask.h b/tools/power/cpupower/utils/helpers/bitmask.h
index eb289df41053..b98d93a44e1b 100644
--- a/tools/power/cpupower/utils/helpers/bitmask.h
+++ b/tools/power/cpupower/utils/helpers/bitmask.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CPUPOWER_BITMASK__
#define __CPUPOWER_BITMASK__
diff --git a/tools/power/cpupower/utils/helpers/cpuid.c b/tools/power/cpupower/utils/helpers/cpuid.c
index 32d37c9be791..732b0b41ba26 100644
--- a/tools/power/cpupower/utils/helpers/cpuid.c
+++ b/tools/power/cpupower/utils/helpers/cpuid.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <errno.h>
#include <string.h>
diff --git a/tools/power/cpupower/utils/helpers/misc.c b/tools/power/cpupower/utils/helpers/misc.c
index a5e7ddf19dbd..80fdf55f414d 100644
--- a/tools/power/cpupower/utils/helpers/misc.c
+++ b/tools/power/cpupower/utils/helpers/misc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#if defined(__i386__) || defined(__x86_64__)
#include "helpers/helpers.h"
diff --git a/tools/power/cpupower/utils/helpers/msr.c b/tools/power/cpupower/utils/helpers/msr.c
index 31a4b24a8bc6..ab9950748838 100644
--- a/tools/power/cpupower/utils/helpers/msr.c
+++ b/tools/power/cpupower/utils/helpers/msr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#if defined(__i386__) || defined(__x86_64__)
#include <fcntl.h>
diff --git a/tools/power/cpupower/utils/helpers/pci.c b/tools/power/cpupower/utils/helpers/pci.c
index 8b278983cfc5..113f3da2a203 100644
--- a/tools/power/cpupower/utils/helpers/pci.c
+++ b/tools/power/cpupower/utils/helpers/pci.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#if defined(__i386__) || defined(__x86_64__)
#include <helpers/helpers.h>
diff --git a/tools/power/cpupower/utils/helpers/sysfs.h b/tools/power/cpupower/utils/helpers/sysfs.h
index d28f11fedbda..0f0b9ad97e4a 100644
--- a/tools/power/cpupower/utils/helpers/sysfs.h
+++ b/tools/power/cpupower/utils/helpers/sysfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CPUPOWER_HELPERS_SYSFS_H__
#define __CPUPOWER_HELPERS_SYSFS_H__
diff --git a/tools/power/cpupower/utils/version-gen.sh b/tools/power/cpupower/utils/version-gen.sh
index 5ec41c556992..c70de2eabffb 100755
--- a/tools/power/cpupower/utils/version-gen.sh
+++ b/tools/power/cpupower/utils/version-gen.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
#
# Script which prints out the version to use for building cpupowerutils.
# Must be called from tools/power/cpupower/
diff --git a/tools/power/pm-graph/Makefile b/tools/power/pm-graph/Makefile
index 32f40eacdafe..4e1e999e7b05 100644
--- a/tools/power/pm-graph/Makefile
+++ b/tools/power/pm-graph/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
PREFIX ?= /usr
DESTDIR ?=
diff --git a/tools/power/x86/turbostat/Makefile b/tools/power/x86/turbostat/Makefile
index 8792ad8dbf83..a9bc914a8fe8 100644
--- a/tools/power/x86/turbostat/Makefile
+++ b/tools/power/x86/turbostat/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
CC = $(CROSS_COMPILE)gcc
BUILD_OUTPUT := $(CURDIR)
PREFIX ?= /usr
diff --git a/tools/power/x86/turbostat/turbostat.c b/tools/power/x86/turbostat/turbostat.c
index 0dafba2c1e7d..bd9c6b31a504 100644
--- a/tools/power/x86/turbostat/turbostat.c
+++ b/tools/power/x86/turbostat/turbostat.c
@@ -92,7 +92,6 @@ unsigned int do_ring_perf_limit_reasons;
unsigned int crystal_hz;
unsigned long long tsc_hz;
int base_cpu;
-int do_migrate;
double discover_bclk(unsigned int family, unsigned int model);
unsigned int has_hwp; /* IA32_PM_ENABLE, IA32_HWP_CAPABILITIES */
/* IA32_HWP_REQUEST, IA32_HWP_STATUS */
@@ -303,9 +302,6 @@ int for_all_cpus(int (func)(struct thread_data *, struct core_data *, struct pkg
int cpu_migrate(int cpu)
{
- if (!do_migrate)
- return 0;
-
CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set);
CPU_SET_S(cpu, cpu_affinity_setsize, cpu_affinity_set);
if (sched_setaffinity(0, cpu_affinity_setsize, cpu_affinity_set) == -1)
@@ -5007,7 +5003,6 @@ void cmdline(int argc, char **argv)
{"hide", required_argument, 0, 'H'}, // meh, -h taken by --help
{"Joules", no_argument, 0, 'J'},
{"list", no_argument, 0, 'l'},
- {"migrate", no_argument, 0, 'm'},
{"out", required_argument, 0, 'o'},
{"quiet", no_argument, 0, 'q'},
{"show", required_argument, 0, 's'},
@@ -5019,7 +5014,7 @@ void cmdline(int argc, char **argv)
progname = argv[0];
- while ((opt = getopt_long_only(argc, argv, "+C:c:Ddhi:Jmo:qST:v",
+ while ((opt = getopt_long_only(argc, argv, "+C:c:Ddhi:JM:m:o:qST:v",
long_options, &option_index)) != -1) {
switch (opt) {
case 'a':
@@ -5062,9 +5057,6 @@ void cmdline(int argc, char **argv)
list_header_only++;
quiet++;
break;
- case 'm':
- do_migrate = 1;
- break;
case 'o':
outf = fopen_or_die(optarg, "w");
break;
diff --git a/tools/power/x86/x86_energy_perf_policy/Makefile b/tools/power/x86/x86_energy_perf_policy/Makefile
index a711eec0c895..2447b1bbaacf 100644
--- a/tools/power/x86/x86_energy_perf_policy/Makefile
+++ b/tools/power/x86/x86_energy_perf_policy/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
CC = $(CROSS_COMPILE)gcc
BUILD_OUTPUT := $(CURDIR)
PREFIX := /usr
diff --git a/tools/scripts/Makefile.arch b/tools/scripts/Makefile.arch
index ad85b921a607..78d90a249e88 100644
--- a/tools/scripts/Makefile.arch
+++ b/tools/scripts/Makefile.arch
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
HOSTARCH := $(shell uname -m | sed -e s/i.86/x86/ -e s/x86_64/x86/ \
-e s/sun4u/sparc/ -e s/sparc64/sparc/ \
-e /arm64/!s/arm.*/arm/ -e s/sa110/arm/ \
diff --git a/tools/scripts/Makefile.include b/tools/scripts/Makefile.include
index 9dc8f078a83c..654efd9768fd 100644
--- a/tools/scripts/Makefile.include
+++ b/tools/scripts/Makefile.include
@@ -1,7 +1,8 @@
+# SPDX-License-Identifier: GPL-2.0
ifneq ($(O),)
ifeq ($(origin O), command line)
- ABSOLUTE_O := $(realpath $(O))
- dummy := $(if $(ABSOLUTE_O),,$(error O=$(O) does not exist))
+ dummy := $(if $(shell test -d $(O) || echo $(O)),$(error O=$(O) does not exist),)
+ ABSOLUTE_O := $(shell cd $(O) ; pwd)
OUTPUT := $(ABSOLUTE_O)/$(if $(subdir),$(subdir)/)
COMMAND_O := O=$(ABSOLUTE_O)
ifeq ($(objtree),)
@@ -12,7 +13,7 @@ endif
# check that the output directory actually exists
ifneq ($(OUTPUT),)
-OUTDIR := $(realpath $(OUTPUT))
+OUTDIR := $(shell cd $(OUTPUT) && /bin/pwd)
$(if $(OUTDIR),, $(error output directory "$(OUTPUT)" does not exist))
endif
diff --git a/tools/spi/spidev_fdx.c b/tools/spi/spidev_fdx.c
index 0ea3e51292fc..7d2a867cd4ae 100644
--- a/tools/spi/spidev_fdx.c
+++ b/tools/spi/spidev_fdx.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
diff --git a/tools/testing/fault-injection/failcmd.sh b/tools/testing/fault-injection/failcmd.sh
index 78a9ed7fecdb..29a6c63c5a15 100644
--- a/tools/testing/fault-injection/failcmd.sh
+++ b/tools/testing/fault-injection/failcmd.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
#
# NAME
# failcmd.sh - run a command with injecting slab/page allocation failures
diff --git a/tools/testing/ktest/compare-ktest-sample.pl b/tools/testing/ktest/compare-ktest-sample.pl
index a373a5bfff68..4118eb4a842d 100755
--- a/tools/testing/ktest/compare-ktest-sample.pl
+++ b/tools/testing/ktest/compare-ktest-sample.pl
@@ -1,4 +1,5 @@
#!/usr/bin/perl
+# SPDX-License-Identifier: GPL-2.0
open (IN,"ktest.pl");
while (<IN>) {
diff --git a/tools/testing/nvdimm/Kbuild b/tools/testing/nvdimm/Kbuild
index d870520da68b..65368d9027f5 100644
--- a/tools/testing/nvdimm/Kbuild
+++ b/tools/testing/nvdimm/Kbuild
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ldflags-y += --wrap=ioremap_wc
ldflags-y += --wrap=memremap
ldflags-y += --wrap=devm_ioremap_nocache
diff --git a/tools/testing/nvdimm/Makefile b/tools/testing/nvdimm/Makefile
index 3dfe024b4e7e..c37a6a0bde28 100644
--- a/tools/testing/nvdimm/Makefile
+++ b/tools/testing/nvdimm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
KDIR ?= ../../../
default:
diff --git a/tools/testing/nvdimm/config_check.c b/tools/testing/nvdimm/config_check.c
index 7dc5a0af9b54..cac891028cd1 100644
--- a/tools/testing/nvdimm/config_check.c
+++ b/tools/testing/nvdimm/config_check.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/bug.h>
void check(void)
diff --git a/tools/testing/nvdimm/test/Kbuild b/tools/testing/nvdimm/test/Kbuild
index d32f25bba42a..fb3c3d7cdb9b 100644
--- a/tools/testing/nvdimm/test/Kbuild
+++ b/tools/testing/nvdimm/test/Kbuild
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-y := -I$(src)/../../../../drivers/nvdimm/
ccflags-y += -I$(src)/../../../../drivers/acpi/nfit/
diff --git a/tools/testing/radix-tree/Makefile b/tools/testing/radix-tree/Makefile
index 6a9480c03cbd..fa7ee369b3c9 100644
--- a/tools/testing/radix-tree/Makefile
+++ b/tools/testing/radix-tree/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
CFLAGS += -I. -I../../include -g -O2 -Wall -D_LGPL_SOURCE -fsanitize=address
LDFLAGS += -fsanitize=address
diff --git a/tools/testing/radix-tree/linux.c b/tools/testing/radix-tree/linux.c
index cf48c8473f48..6903ccf35595 100644
--- a/tools/testing/radix-tree/linux.c
+++ b/tools/testing/radix-tree/linux.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdlib.h>
#include <string.h>
#include <malloc.h>
diff --git a/tools/testing/radix-tree/linux/gfp.h b/tools/testing/radix-tree/linux/gfp.h
index 39a0dcb9475a..e9fff59dfd8a 100644
--- a/tools/testing/radix-tree/linux/gfp.h
+++ b/tools/testing/radix-tree/linux/gfp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _GFP_H
#define _GFP_H
diff --git a/tools/testing/radix-tree/linux/kernel.h b/tools/testing/radix-tree/linux/kernel.h
index b21a77fddcf7..c3bc3f364f68 100644
--- a/tools/testing/radix-tree/linux/kernel.h
+++ b/tools/testing/radix-tree/linux/kernel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _KERNEL_H
#define _KERNEL_H
diff --git a/tools/testing/radix-tree/linux/percpu.h b/tools/testing/radix-tree/linux/percpu.h
index 3ea01a1a88c2..b2403aa743b2 100644
--- a/tools/testing/radix-tree/linux/percpu.h
+++ b/tools/testing/radix-tree/linux/percpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define DECLARE_PER_CPU(type, val) extern type val
#define DEFINE_PER_CPU(type, val) type val
diff --git a/tools/testing/radix-tree/linux/preempt.h b/tools/testing/radix-tree/linux/preempt.h
index 35c5ac81529f..edb10302b903 100644
--- a/tools/testing/radix-tree/linux/preempt.h
+++ b/tools/testing/radix-tree/linux/preempt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_PREEMPT_H
#define __LINUX_PREEMPT_H
diff --git a/tools/testing/radix-tree/linux/radix-tree.h b/tools/testing/radix-tree/linux/radix-tree.h
index bf1bb231f9b5..24f13d27a8da 100644
--- a/tools/testing/radix-tree/linux/radix-tree.h
+++ b/tools/testing/radix-tree/linux/radix-tree.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TEST_RADIX_TREE_H
#define _TEST_RADIX_TREE_H
diff --git a/tools/testing/radix-tree/linux/rcupdate.h b/tools/testing/radix-tree/linux/rcupdate.h
index f7129ea2a899..73ed33658203 100644
--- a/tools/testing/radix-tree/linux/rcupdate.h
+++ b/tools/testing/radix-tree/linux/rcupdate.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _RCUPDATE_H
#define _RCUPDATE_H
diff --git a/tools/testing/radix-tree/linux/slab.h b/tools/testing/radix-tree/linux/slab.h
index e40337f41a38..979baeec7e70 100644
--- a/tools/testing/radix-tree/linux/slab.h
+++ b/tools/testing/radix-tree/linux/slab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef SLAB_H
#define SLAB_H
diff --git a/tools/testing/radix-tree/main.c b/tools/testing/radix-tree/main.c
index bc9a78449572..257f3f8aacaa 100644
--- a/tools/testing/radix-tree/main.c
+++ b/tools/testing/radix-tree/main.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
diff --git a/tools/testing/radix-tree/regression.h b/tools/testing/radix-tree/regression.h
index e018c4816688..3c8a1584e9ee 100644
--- a/tools/testing/radix-tree/regression.h
+++ b/tools/testing/radix-tree/regression.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __REGRESSION_H__
#define __REGRESSION_H__
diff --git a/tools/testing/radix-tree/regression1.c b/tools/testing/radix-tree/regression1.c
index bf97742fc18c..0aece092f40e 100644
--- a/tools/testing/radix-tree/regression1.c
+++ b/tools/testing/radix-tree/regression1.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Regression1
* Description:
diff --git a/tools/testing/radix-tree/regression2.c b/tools/testing/radix-tree/regression2.c
index 42dd2a33ed24..424b91c77831 100644
--- a/tools/testing/radix-tree/regression2.c
+++ b/tools/testing/radix-tree/regression2.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Regression2
* Description:
diff --git a/tools/testing/radix-tree/regression3.c b/tools/testing/radix-tree/regression3.c
index 670c3d2ae7b1..ace2543c3eda 100644
--- a/tools/testing/radix-tree/regression3.c
+++ b/tools/testing/radix-tree/regression3.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Regression3
* Description:
diff --git a/tools/testing/radix-tree/tag_check.c b/tools/testing/radix-tree/tag_check.c
index 36dcf7d6945d..543181e4847b 100644
--- a/tools/testing/radix-tree/tag_check.c
+++ b/tools/testing/radix-tree/tag_check.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdlib.h>
#include <assert.h>
#include <stdio.h>
diff --git a/tools/testing/radix-tree/test.c b/tools/testing/radix-tree/test.c
index 1a257d738a1e..5978ab1f403d 100644
--- a/tools/testing/radix-tree/test.c
+++ b/tools/testing/radix-tree/test.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdlib.h>
#include <assert.h>
#include <stdio.h>
diff --git a/tools/testing/radix-tree/test.h b/tools/testing/radix-tree/test.h
index 0f8220cc6166..d9c031dbeb1a 100644
--- a/tools/testing/radix-tree/test.h
+++ b/tools/testing/radix-tree/test.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/gfp.h>
#include <linux/types.h>
#include <linux/radix-tree.h>
diff --git a/tools/testing/selftests/Makefile b/tools/testing/selftests/Makefile
index ff805643b5f7..3c9c0bbe7dbb 100644
--- a/tools/testing/selftests/Makefile
+++ b/tools/testing/selftests/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
TARGETS = bpf
TARGETS += breakpoints
TARGETS += capabilities
diff --git a/tools/testing/selftests/bpf/Makefile b/tools/testing/selftests/bpf/Makefile
index f4b23d697448..eab7644a07b4 100644
--- a/tools/testing/selftests/bpf/Makefile
+++ b/tools/testing/selftests/bpf/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
LIBDIR := ../../../lib
BPFDIR := $(LIBDIR)/bpf
APIDIR := ../../../include/uapi
diff --git a/tools/testing/selftests/bpf/bpf_endian.h b/tools/testing/selftests/bpf/bpf_endian.h
index 74af266aa512..b25595ea4a78 100644
--- a/tools/testing/selftests/bpf/bpf_endian.h
+++ b/tools/testing/selftests/bpf/bpf_endian.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __BPF_ENDIAN__
#define __BPF_ENDIAN__
diff --git a/tools/testing/selftests/bpf/bpf_helpers.h b/tools/testing/selftests/bpf/bpf_helpers.h
index 36fb9161b34a..50353c10573c 100644
--- a/tools/testing/selftests/bpf/bpf_helpers.h
+++ b/tools/testing/selftests/bpf/bpf_helpers.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __BPF_HELPERS_H
#define __BPF_HELPERS_H
@@ -65,7 +66,7 @@ static int (*bpf_xdp_adjust_head)(void *ctx, int offset) =
static int (*bpf_setsockopt)(void *ctx, int level, int optname, void *optval,
int optlen) =
(void *) BPF_FUNC_setsockopt;
-static int (*bpf_sk_redirect_map)(void *map, int key, int flags) =
+static int (*bpf_sk_redirect_map)(void *ctx, void *map, int key, int flags) =
(void *) BPF_FUNC_sk_redirect_map;
static int (*bpf_sock_map_update)(void *map, void *key, void *value,
unsigned long long flags) =
diff --git a/tools/testing/selftests/bpf/bpf_util.h b/tools/testing/selftests/bpf/bpf_util.h
index 6c53a8906eff..d0811b3d6a6f 100644
--- a/tools/testing/selftests/bpf/bpf_util.h
+++ b/tools/testing/selftests/bpf/bpf_util.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __BPF_UTIL__
#define __BPF_UTIL__
diff --git a/tools/testing/selftests/bpf/include/uapi/linux/types.h b/tools/testing/selftests/bpf/include/uapi/linux/types.h
index 51841848fbfe..91fa51a9c31d 100644
--- a/tools/testing/selftests/bpf/include/uapi/linux/types.h
+++ b/tools/testing/selftests/bpf/include/uapi/linux/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _UAPI_LINUX_TYPES_H
#define _UAPI_LINUX_TYPES_H
diff --git a/tools/testing/selftests/bpf/sockmap_verdict_prog.c b/tools/testing/selftests/bpf/sockmap_verdict_prog.c
index 9b99bd10807d..2cd2d552938b 100644
--- a/tools/testing/selftests/bpf/sockmap_verdict_prog.c
+++ b/tools/testing/selftests/bpf/sockmap_verdict_prog.c
@@ -61,8 +61,8 @@ int bpf_prog2(struct __sk_buff *skb)
bpf_printk("verdict: data[0] = redir(%u:%u)\n", map, sk);
if (!map)
- return bpf_sk_redirect_map(&sock_map_rx, sk, 0);
- return bpf_sk_redirect_map(&sock_map_tx, sk, 0);
+ return bpf_sk_redirect_map(skb, &sock_map_rx, sk, 0);
+ return bpf_sk_redirect_map(skb, &sock_map_tx, sk, 0);
}
char _license[] SEC("license") = "GPL";
diff --git a/tools/testing/selftests/bpf/test_kmod.sh b/tools/testing/selftests/bpf/test_kmod.sh
index 6d58cca8e235..ed4774d8d6ed 100755
--- a/tools/testing/selftests/bpf/test_kmod.sh
+++ b/tools/testing/selftests/bpf/test_kmod.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
SRC_TREE=../../../../
diff --git a/tools/testing/selftests/bpf/test_lpm_map.c b/tools/testing/selftests/bpf/test_lpm_map.c
index e97565243d59..f93a333cbf2c 100644
--- a/tools/testing/selftests/bpf/test_lpm_map.c
+++ b/tools/testing/selftests/bpf/test_lpm_map.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Randomized tests for eBPF longest-prefix-match maps
*
diff --git a/tools/testing/selftests/bpf/test_maps.c b/tools/testing/selftests/bpf/test_maps.c
index fe3a443a1102..50ce52d2013d 100644
--- a/tools/testing/selftests/bpf/test_maps.c
+++ b/tools/testing/selftests/bpf/test_maps.c
@@ -466,7 +466,7 @@ static void test_sockmap(int tasks, void *data)
int one = 1, map_fd_rx, map_fd_tx, map_fd_break, s, sc, rc;
struct bpf_map *bpf_map_rx, *bpf_map_tx, *bpf_map_break;
int ports[] = {50200, 50201, 50202, 50204};
- int err, i, fd, sfd[6] = {0xdeadbeef};
+ int err, i, fd, udp, sfd[6] = {0xdeadbeef};
u8 buf[20] = {0x0, 0x5, 0x3, 0x2, 0x1, 0x0};
int parse_prog, verdict_prog;
struct sockaddr_in addr;
@@ -548,6 +548,16 @@ static void test_sockmap(int tasks, void *data)
goto out_sockmap;
}
+ /* Test update with unsupported UDP socket */
+ udp = socket(AF_INET, SOCK_DGRAM, 0);
+ i = 0;
+ err = bpf_map_update_elem(fd, &i, &udp, BPF_ANY);
+ if (!err) {
+ printf("Failed socket SOCK_DGRAM allowed '%i:%i'\n",
+ i, udp);
+ goto out_sockmap;
+ }
+
/* Test update without programs */
for (i = 0; i < 6; i++) {
err = bpf_map_update_elem(fd, &i, &sfd[i], BPF_ANY);
diff --git a/tools/testing/selftests/bpf/test_tag.c b/tools/testing/selftests/bpf/test_tag.c
index de409fc50c35..8b201895c569 100644
--- a/tools/testing/selftests/bpf/test_tag.c
+++ b/tools/testing/selftests/bpf/test_tag.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
diff --git a/tools/testing/selftests/bpf/test_verifier.c b/tools/testing/selftests/bpf/test_verifier.c
index 26f3250bdcd2..64ae21f64489 100644
--- a/tools/testing/selftests/bpf/test_verifier.c
+++ b/tools/testing/selftests/bpf/test_verifier.c
@@ -1130,15 +1130,27 @@ static struct bpf_test tests[] = {
.errstr = "invalid bpf_context access",
},
{
- "check skb->mark is writeable by SK_SKB",
+ "invalid access of skb->mark for SK_SKB",
+ .insns = {
+ BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1,
+ offsetof(struct __sk_buff, mark)),
+ BPF_EXIT_INSN(),
+ },
+ .result = REJECT,
+ .prog_type = BPF_PROG_TYPE_SK_SKB,
+ .errstr = "invalid bpf_context access",
+ },
+ {
+ "check skb->mark is not writeable by SK_SKB",
.insns = {
BPF_MOV64_IMM(BPF_REG_0, 0),
BPF_STX_MEM(BPF_W, BPF_REG_1, BPF_REG_0,
offsetof(struct __sk_buff, mark)),
BPF_EXIT_INSN(),
},
- .result = ACCEPT,
+ .result = REJECT,
.prog_type = BPF_PROG_TYPE_SK_SKB,
+ .errstr = "invalid bpf_context access",
},
{
"check skb->tc_index is writeable by SK_SKB",
@@ -6645,6 +6657,500 @@ static struct bpf_test tests[] = {
.errstr = "BPF_END uses reserved fields",
.result = REJECT,
},
+ {
+ "arithmetic ops make PTR_TO_CTX unusable",
+ .insns = {
+ BPF_ALU64_IMM(BPF_ADD, BPF_REG_1,
+ offsetof(struct __sk_buff, data) -
+ offsetof(struct __sk_buff, mark)),
+ BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1,
+ offsetof(struct __sk_buff, mark)),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "dereference of modified ctx ptr R1 off=68+8, ctx+const is allowed, ctx+const+const is not",
+ .result = REJECT,
+ .prog_type = BPF_PROG_TYPE_SCHED_CLS,
+ },
+ {
+ "XDP pkt read, pkt_end mangling, bad access 1",
+ .insns = {
+ BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+ offsetof(struct xdp_md, data)),
+ BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+ offsetof(struct xdp_md, data_end)),
+ BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+ BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+ BPF_ALU64_IMM(BPF_ADD, BPF_REG_3, 8),
+ BPF_JMP_REG(BPF_JGT, BPF_REG_1, BPF_REG_3, 1),
+ BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+ BPF_MOV64_IMM(BPF_REG_0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "R1 offset is outside of the packet",
+ .result = REJECT,
+ .prog_type = BPF_PROG_TYPE_XDP,
+ },
+ {
+ "XDP pkt read, pkt_end mangling, bad access 2",
+ .insns = {
+ BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+ offsetof(struct xdp_md, data)),
+ BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+ offsetof(struct xdp_md, data_end)),
+ BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+ BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+ BPF_ALU64_IMM(BPF_SUB, BPF_REG_3, 8),
+ BPF_JMP_REG(BPF_JGT, BPF_REG_1, BPF_REG_3, 1),
+ BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+ BPF_MOV64_IMM(BPF_REG_0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "R1 offset is outside of the packet",
+ .result = REJECT,
+ .prog_type = BPF_PROG_TYPE_XDP,
+ },
+ {
+ "XDP pkt read, pkt_data' > pkt_end, good access",
+ .insns = {
+ BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+ offsetof(struct xdp_md, data)),
+ BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+ offsetof(struct xdp_md, data_end)),
+ BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+ BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+ BPF_JMP_REG(BPF_JGT, BPF_REG_1, BPF_REG_3, 1),
+ BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+ BPF_MOV64_IMM(BPF_REG_0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .result = ACCEPT,
+ .prog_type = BPF_PROG_TYPE_XDP,
+ },
+ {
+ "XDP pkt read, pkt_data' > pkt_end, bad access 1",
+ .insns = {
+ BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+ offsetof(struct xdp_md, data)),
+ BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+ offsetof(struct xdp_md, data_end)),
+ BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+ BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+ BPF_JMP_REG(BPF_JGT, BPF_REG_1, BPF_REG_3, 1),
+ BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -4),
+ BPF_MOV64_IMM(BPF_REG_0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "R1 offset is outside of the packet",
+ .result = REJECT,
+ .prog_type = BPF_PROG_TYPE_XDP,
+ .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+ },
+ {
+ "XDP pkt read, pkt_data' > pkt_end, bad access 2",
+ .insns = {
+ BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+ offsetof(struct xdp_md, data)),
+ BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+ offsetof(struct xdp_md, data_end)),
+ BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+ BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+ BPF_JMP_REG(BPF_JGT, BPF_REG_1, BPF_REG_3, 0),
+ BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+ BPF_MOV64_IMM(BPF_REG_0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "R1 offset is outside of the packet",
+ .result = REJECT,
+ .prog_type = BPF_PROG_TYPE_XDP,
+ },
+ {
+ "XDP pkt read, pkt_end > pkt_data', good access",
+ .insns = {
+ BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+ offsetof(struct xdp_md, data)),
+ BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+ offsetof(struct xdp_md, data_end)),
+ BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+ BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+ BPF_JMP_REG(BPF_JGT, BPF_REG_3, BPF_REG_1, 1),
+ BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+ BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5),
+ BPF_MOV64_IMM(BPF_REG_0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .result = ACCEPT,
+ .prog_type = BPF_PROG_TYPE_XDP,
+ .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+ },
+ {
+ "XDP pkt read, pkt_end > pkt_data', bad access 1",
+ .insns = {
+ BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+ offsetof(struct xdp_md, data)),
+ BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+ offsetof(struct xdp_md, data_end)),
+ BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+ BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+ BPF_JMP_REG(BPF_JGT, BPF_REG_3, BPF_REG_1, 1),
+ BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+ BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+ BPF_MOV64_IMM(BPF_REG_0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "R1 offset is outside of the packet",
+ .result = REJECT,
+ .prog_type = BPF_PROG_TYPE_XDP,
+ },
+ {
+ "XDP pkt read, pkt_end > pkt_data', bad access 2",
+ .insns = {
+ BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+ offsetof(struct xdp_md, data)),
+ BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+ offsetof(struct xdp_md, data_end)),
+ BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+ BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+ BPF_JMP_REG(BPF_JGT, BPF_REG_3, BPF_REG_1, 1),
+ BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+ BPF_MOV64_IMM(BPF_REG_0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "R1 offset is outside of the packet",
+ .result = REJECT,
+ .prog_type = BPF_PROG_TYPE_XDP,
+ },
+ {
+ "XDP pkt read, pkt_data' < pkt_end, good access",
+ .insns = {
+ BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+ offsetof(struct xdp_md, data)),
+ BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+ offsetof(struct xdp_md, data_end)),
+ BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+ BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+ BPF_JMP_REG(BPF_JLT, BPF_REG_1, BPF_REG_3, 1),
+ BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+ BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5),
+ BPF_MOV64_IMM(BPF_REG_0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .result = ACCEPT,
+ .prog_type = BPF_PROG_TYPE_XDP,
+ .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+ },
+ {
+ "XDP pkt read, pkt_data' < pkt_end, bad access 1",
+ .insns = {
+ BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+ offsetof(struct xdp_md, data)),
+ BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+ offsetof(struct xdp_md, data_end)),
+ BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+ BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+ BPF_JMP_REG(BPF_JLT, BPF_REG_1, BPF_REG_3, 1),
+ BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+ BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+ BPF_MOV64_IMM(BPF_REG_0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "R1 offset is outside of the packet",
+ .result = REJECT,
+ .prog_type = BPF_PROG_TYPE_XDP,
+ },
+ {
+ "XDP pkt read, pkt_data' < pkt_end, bad access 2",
+ .insns = {
+ BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+ offsetof(struct xdp_md, data)),
+ BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+ offsetof(struct xdp_md, data_end)),
+ BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+ BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+ BPF_JMP_REG(BPF_JLT, BPF_REG_1, BPF_REG_3, 1),
+ BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+ BPF_MOV64_IMM(BPF_REG_0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "R1 offset is outside of the packet",
+ .result = REJECT,
+ .prog_type = BPF_PROG_TYPE_XDP,
+ },
+ {
+ "XDP pkt read, pkt_end < pkt_data', good access",
+ .insns = {
+ BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+ offsetof(struct xdp_md, data)),
+ BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+ offsetof(struct xdp_md, data_end)),
+ BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+ BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+ BPF_JMP_REG(BPF_JLT, BPF_REG_3, BPF_REG_1, 1),
+ BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+ BPF_MOV64_IMM(BPF_REG_0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .result = ACCEPT,
+ .prog_type = BPF_PROG_TYPE_XDP,
+ },
+ {
+ "XDP pkt read, pkt_end < pkt_data', bad access 1",
+ .insns = {
+ BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+ offsetof(struct xdp_md, data)),
+ BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+ offsetof(struct xdp_md, data_end)),
+ BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+ BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+ BPF_JMP_REG(BPF_JLT, BPF_REG_3, BPF_REG_1, 1),
+ BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -4),
+ BPF_MOV64_IMM(BPF_REG_0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "R1 offset is outside of the packet",
+ .result = REJECT,
+ .prog_type = BPF_PROG_TYPE_XDP,
+ .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+ },
+ {
+ "XDP pkt read, pkt_end < pkt_data', bad access 2",
+ .insns = {
+ BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+ offsetof(struct xdp_md, data)),
+ BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+ offsetof(struct xdp_md, data_end)),
+ BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+ BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+ BPF_JMP_REG(BPF_JLT, BPF_REG_3, BPF_REG_1, 0),
+ BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+ BPF_MOV64_IMM(BPF_REG_0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "R1 offset is outside of the packet",
+ .result = REJECT,
+ .prog_type = BPF_PROG_TYPE_XDP,
+ },
+ {
+ "XDP pkt read, pkt_data' >= pkt_end, good access",
+ .insns = {
+ BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+ offsetof(struct xdp_md, data)),
+ BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+ offsetof(struct xdp_md, data_end)),
+ BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+ BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+ BPF_JMP_REG(BPF_JGE, BPF_REG_1, BPF_REG_3, 1),
+ BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5),
+ BPF_MOV64_IMM(BPF_REG_0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .result = ACCEPT,
+ .prog_type = BPF_PROG_TYPE_XDP,
+ .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+ },
+ {
+ "XDP pkt read, pkt_data' >= pkt_end, bad access 1",
+ .insns = {
+ BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+ offsetof(struct xdp_md, data)),
+ BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+ offsetof(struct xdp_md, data_end)),
+ BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+ BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+ BPF_JMP_REG(BPF_JGE, BPF_REG_1, BPF_REG_3, 1),
+ BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+ BPF_MOV64_IMM(BPF_REG_0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "R1 offset is outside of the packet",
+ .result = REJECT,
+ .prog_type = BPF_PROG_TYPE_XDP,
+ },
+ {
+ "XDP pkt read, pkt_data' >= pkt_end, bad access 2",
+ .insns = {
+ BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+ offsetof(struct xdp_md, data)),
+ BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+ offsetof(struct xdp_md, data_end)),
+ BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+ BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+ BPF_JMP_REG(BPF_JGE, BPF_REG_1, BPF_REG_3, 0),
+ BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5),
+ BPF_MOV64_IMM(BPF_REG_0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "R1 offset is outside of the packet",
+ .result = REJECT,
+ .prog_type = BPF_PROG_TYPE_XDP,
+ .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+ },
+ {
+ "XDP pkt read, pkt_end >= pkt_data', good access",
+ .insns = {
+ BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+ offsetof(struct xdp_md, data)),
+ BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+ offsetof(struct xdp_md, data_end)),
+ BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+ BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+ BPF_JMP_REG(BPF_JGE, BPF_REG_3, BPF_REG_1, 1),
+ BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+ BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+ BPF_MOV64_IMM(BPF_REG_0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .result = ACCEPT,
+ .prog_type = BPF_PROG_TYPE_XDP,
+ },
+ {
+ "XDP pkt read, pkt_end >= pkt_data', bad access 1",
+ .insns = {
+ BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+ offsetof(struct xdp_md, data)),
+ BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+ offsetof(struct xdp_md, data_end)),
+ BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+ BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+ BPF_JMP_REG(BPF_JGE, BPF_REG_3, BPF_REG_1, 1),
+ BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+ BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -4),
+ BPF_MOV64_IMM(BPF_REG_0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "R1 offset is outside of the packet",
+ .result = REJECT,
+ .prog_type = BPF_PROG_TYPE_XDP,
+ .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+ },
+ {
+ "XDP pkt read, pkt_end >= pkt_data', bad access 2",
+ .insns = {
+ BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+ offsetof(struct xdp_md, data)),
+ BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+ offsetof(struct xdp_md, data_end)),
+ BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+ BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+ BPF_JMP_REG(BPF_JGE, BPF_REG_3, BPF_REG_1, 1),
+ BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+ BPF_MOV64_IMM(BPF_REG_0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "R1 offset is outside of the packet",
+ .result = REJECT,
+ .prog_type = BPF_PROG_TYPE_XDP,
+ },
+ {
+ "XDP pkt read, pkt_data' <= pkt_end, good access",
+ .insns = {
+ BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+ offsetof(struct xdp_md, data)),
+ BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+ offsetof(struct xdp_md, data_end)),
+ BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+ BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+ BPF_JMP_REG(BPF_JLE, BPF_REG_1, BPF_REG_3, 1),
+ BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+ BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+ BPF_MOV64_IMM(BPF_REG_0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .result = ACCEPT,
+ .prog_type = BPF_PROG_TYPE_XDP,
+ },
+ {
+ "XDP pkt read, pkt_data' <= pkt_end, bad access 1",
+ .insns = {
+ BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+ offsetof(struct xdp_md, data)),
+ BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+ offsetof(struct xdp_md, data_end)),
+ BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+ BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+ BPF_JMP_REG(BPF_JLE, BPF_REG_1, BPF_REG_3, 1),
+ BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+ BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -4),
+ BPF_MOV64_IMM(BPF_REG_0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "R1 offset is outside of the packet",
+ .result = REJECT,
+ .prog_type = BPF_PROG_TYPE_XDP,
+ .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+ },
+ {
+ "XDP pkt read, pkt_data' <= pkt_end, bad access 2",
+ .insns = {
+ BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+ offsetof(struct xdp_md, data)),
+ BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+ offsetof(struct xdp_md, data_end)),
+ BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+ BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+ BPF_JMP_REG(BPF_JLE, BPF_REG_1, BPF_REG_3, 1),
+ BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+ BPF_MOV64_IMM(BPF_REG_0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "R1 offset is outside of the packet",
+ .result = REJECT,
+ .prog_type = BPF_PROG_TYPE_XDP,
+ },
+ {
+ "XDP pkt read, pkt_end <= pkt_data', good access",
+ .insns = {
+ BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+ offsetof(struct xdp_md, data)),
+ BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+ offsetof(struct xdp_md, data_end)),
+ BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+ BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+ BPF_JMP_REG(BPF_JLE, BPF_REG_3, BPF_REG_1, 1),
+ BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5),
+ BPF_MOV64_IMM(BPF_REG_0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .result = ACCEPT,
+ .prog_type = BPF_PROG_TYPE_XDP,
+ .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+ },
+ {
+ "XDP pkt read, pkt_end <= pkt_data', bad access 1",
+ .insns = {
+ BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+ offsetof(struct xdp_md, data)),
+ BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+ offsetof(struct xdp_md, data_end)),
+ BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+ BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+ BPF_JMP_REG(BPF_JLE, BPF_REG_3, BPF_REG_1, 1),
+ BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+ BPF_MOV64_IMM(BPF_REG_0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "R1 offset is outside of the packet",
+ .result = REJECT,
+ .prog_type = BPF_PROG_TYPE_XDP,
+ },
+ {
+ "XDP pkt read, pkt_end <= pkt_data', bad access 2",
+ .insns = {
+ BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+ offsetof(struct xdp_md, data)),
+ BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+ offsetof(struct xdp_md, data_end)),
+ BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+ BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+ BPF_JMP_REG(BPF_JLE, BPF_REG_3, BPF_REG_1, 0),
+ BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5),
+ BPF_MOV64_IMM(BPF_REG_0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "R1 offset is outside of the packet",
+ .result = REJECT,
+ .prog_type = BPF_PROG_TYPE_XDP,
+ .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+ },
};
static int probe_filter_length(const struct bpf_insn *fp)
diff --git a/tools/testing/selftests/breakpoints/Makefile b/tools/testing/selftests/breakpoints/Makefile
index 247b0a1899d7..9ec2c78de8ca 100644
--- a/tools/testing/selftests/breakpoints/Makefile
+++ b/tools/testing/selftests/breakpoints/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Taken from perf makefile
uname_M := $(shell uname -m 2>/dev/null || echo not)
ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/x86/ -e s/x86_64/x86/)
diff --git a/tools/testing/selftests/capabilities/Makefile b/tools/testing/selftests/capabilities/Makefile
index 29b8adfdac71..6e9d98d457d5 100644
--- a/tools/testing/selftests/capabilities/Makefile
+++ b/tools/testing/selftests/capabilities/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
TEST_GEN_FILES := validate_cap
TEST_GEN_PROGS := test_execve
diff --git a/tools/testing/selftests/capabilities/test_execve.c b/tools/testing/selftests/capabilities/test_execve.c
index cf6778441381..3ab39a61b95b 100644
--- a/tools/testing/selftests/capabilities/test_execve.c
+++ b/tools/testing/selftests/capabilities/test_execve.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define _GNU_SOURCE
#include <cap-ng.h>
diff --git a/tools/testing/selftests/capabilities/validate_cap.c b/tools/testing/selftests/capabilities/validate_cap.c
index 694cd73d4493..cdfc94268fe6 100644
--- a/tools/testing/selftests/capabilities/validate_cap.c
+++ b/tools/testing/selftests/capabilities/validate_cap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <cap-ng.h>
#include <linux/capability.h>
#include <stdbool.h>
diff --git a/tools/testing/selftests/cpu-hotplug/Makefile b/tools/testing/selftests/cpu-hotplug/Makefile
index fe1f99101c5d..d8be047ee5b6 100644
--- a/tools/testing/selftests/cpu-hotplug/Makefile
+++ b/tools/testing/selftests/cpu-hotplug/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
all:
TEST_PROGS := cpu-on-off-test.sh
diff --git a/tools/testing/selftests/cpu-hotplug/cpu-on-off-test.sh b/tools/testing/selftests/cpu-hotplug/cpu-on-off-test.sh
index b18b253d7bfb..f3a8933c1275 100755
--- a/tools/testing/selftests/cpu-hotplug/cpu-on-off-test.sh
+++ b/tools/testing/selftests/cpu-hotplug/cpu-on-off-test.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
SYSFS=
diff --git a/tools/testing/selftests/cpufreq/Makefile b/tools/testing/selftests/cpufreq/Makefile
index 3955cd96f3a2..c86ca8342222 100644
--- a/tools/testing/selftests/cpufreq/Makefile
+++ b/tools/testing/selftests/cpufreq/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
all:
TEST_PROGS := main.sh
diff --git a/tools/testing/selftests/cpufreq/cpu.sh b/tools/testing/selftests/cpufreq/cpu.sh
index 8e08a83d65f2..39fdcdfb8e97 100755
--- a/tools/testing/selftests/cpufreq/cpu.sh
+++ b/tools/testing/selftests/cpufreq/cpu.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
#
# CPU helpers
diff --git a/tools/testing/selftests/cpufreq/cpufreq.sh b/tools/testing/selftests/cpufreq/cpufreq.sh
index 1ed3832030b4..b583a2fb4504 100755
--- a/tools/testing/selftests/cpufreq/cpufreq.sh
+++ b/tools/testing/selftests/cpufreq/cpufreq.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
# protect against multiple inclusion
if [ $FILE_CPUFREQ ]; then
diff --git a/tools/testing/selftests/cpufreq/governor.sh b/tools/testing/selftests/cpufreq/governor.sh
index def645103555..fe37df79c087 100755
--- a/tools/testing/selftests/cpufreq/governor.sh
+++ b/tools/testing/selftests/cpufreq/governor.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
#
# Test governors
diff --git a/tools/testing/selftests/cpufreq/main.sh b/tools/testing/selftests/cpufreq/main.sh
index 01bac76ac0ec..d83922de9d89 100755
--- a/tools/testing/selftests/cpufreq/main.sh
+++ b/tools/testing/selftests/cpufreq/main.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
source cpu.sh
source cpufreq.sh
diff --git a/tools/testing/selftests/cpufreq/module.sh b/tools/testing/selftests/cpufreq/module.sh
index 8ff2244a33a1..22563cd122e7 100755
--- a/tools/testing/selftests/cpufreq/module.sh
+++ b/tools/testing/selftests/cpufreq/module.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
#
# Modules specific tests cases
diff --git a/tools/testing/selftests/cpufreq/special-tests.sh b/tools/testing/selftests/cpufreq/special-tests.sh
index 58b730f23ef7..8d40505dc468 100755
--- a/tools/testing/selftests/cpufreq/special-tests.sh
+++ b/tools/testing/selftests/cpufreq/special-tests.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
#
# Special test cases reported by people
diff --git a/tools/testing/selftests/drivers/gpu/drm_mm.sh b/tools/testing/selftests/drivers/gpu/drm_mm.sh
index 96dd55c92799..b789dc8257e6 100755
--- a/tools/testing/selftests/drivers/gpu/drm_mm.sh
+++ b/tools/testing/selftests/drivers/gpu/drm_mm.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# Runs API tests for struct drm_mm (DRM range manager)
if ! /sbin/modprobe -n -q test-drm_mm; then
diff --git a/tools/testing/selftests/drivers/gpu/i915.sh b/tools/testing/selftests/drivers/gpu/i915.sh
index c06d6e8a8dcc..d3895bc714b7 100755
--- a/tools/testing/selftests/drivers/gpu/i915.sh
+++ b/tools/testing/selftests/drivers/gpu/i915.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# Runs hardware independent tests for i915 (drivers/gpu/drm/i915)
if ! /sbin/modprobe -q -r i915; then
diff --git a/tools/testing/selftests/efivarfs/create-read.c b/tools/testing/selftests/efivarfs/create-read.c
index 7feef1880968..9674a19396a3 100644
--- a/tools/testing/selftests/efivarfs/create-read.c
+++ b/tools/testing/selftests/efivarfs/create-read.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
diff --git a/tools/testing/selftests/efivarfs/efivarfs.sh b/tools/testing/selftests/efivarfs/efivarfs.sh
index 057278448515..c6d5790575ae 100755
--- a/tools/testing/selftests/efivarfs/efivarfs.sh
+++ b/tools/testing/selftests/efivarfs/efivarfs.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
efivarfs_mount=/sys/firmware/efi/efivars
test_guid=210be57c-9849-4fc7-a635-e6382d1aec27
diff --git a/tools/testing/selftests/efivarfs/open-unlink.c b/tools/testing/selftests/efivarfs/open-unlink.c
index 4af74f733036..562742d44ac9 100644
--- a/tools/testing/selftests/efivarfs/open-unlink.c
+++ b/tools/testing/selftests/efivarfs/open-unlink.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include <stdio.h>
#include <stdint.h>
diff --git a/tools/testing/selftests/exec/Makefile b/tools/testing/selftests/exec/Makefile
index 2e13035dff7f..427c41ba5151 100644
--- a/tools/testing/selftests/exec/Makefile
+++ b/tools/testing/selftests/exec/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
CFLAGS = -Wall
TEST_GEN_PROGS := execveat
diff --git a/tools/testing/selftests/filesystems/Makefile b/tools/testing/selftests/filesystems/Makefile
index 0ab11307b414..13a73bf725b5 100644
--- a/tools/testing/selftests/filesystems/Makefile
+++ b/tools/testing/selftests/filesystems/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
TEST_PROGS := dnotify_test
all: $(TEST_PROGS)
diff --git a/tools/testing/selftests/filesystems/dnotify_test.c b/tools/testing/selftests/filesystems/dnotify_test.c
index 8b37b4a1e18d..c0a9b2d3302d 100644
--- a/tools/testing/selftests/filesystems/dnotify_test.c
+++ b/tools/testing/selftests/filesystems/dnotify_test.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define _GNU_SOURCE /* needed to get the defines */
#include <fcntl.h> /* in glibc 2.2 this has the needed
values defined */
diff --git a/tools/testing/selftests/firmware/fw_fallback.sh b/tools/testing/selftests/firmware/fw_fallback.sh
index 8f511035f783..a52a3bab532b 100755
--- a/tools/testing/selftests/firmware/fw_fallback.sh
+++ b/tools/testing/selftests/firmware/fw_fallback.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# This validates that the kernel will fall back to using the fallback mechanism
# to load firmware it can't find on disk itself. We must request a firmware
# that the kernel won't find, and any installed helper (e.g. udev) also
diff --git a/tools/testing/selftests/firmware/fw_filesystem.sh b/tools/testing/selftests/firmware/fw_filesystem.sh
index 7d8fd2e3695a..62f2d6f54929 100755
--- a/tools/testing/selftests/firmware/fw_filesystem.sh
+++ b/tools/testing/selftests/firmware/fw_filesystem.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# This validates that the kernel will load firmware out of its list of
# firmware locations on disk. Since the user helper does similar work,
# we reset the custom load directory to a location the user helper doesn't
diff --git a/tools/testing/selftests/ftrace/Makefile b/tools/testing/selftests/ftrace/Makefile
index a8a5e21850e7..cd1f5b3a7774 100644
--- a/tools/testing/selftests/ftrace/Makefile
+++ b/tools/testing/selftests/ftrace/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
all:
TEST_PROGS := ftracetest
diff --git a/tools/testing/selftests/ftrace/test.d/00basic/basic2.tc b/tools/testing/selftests/ftrace/test.d/00basic/basic2.tc
index ebfce83f35b4..531e472362df 100644
--- a/tools/testing/selftests/ftrace/test.d/00basic/basic2.tc
+++ b/tools/testing/selftests/ftrace/test.d/00basic/basic2.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: Basic test for tracers
# flags: instance
test -f available_tracers
diff --git a/tools/testing/selftests/ftrace/test.d/00basic/basic3.tc b/tools/testing/selftests/ftrace/test.d/00basic/basic3.tc
index 9e33f841812f..58a2506f788e 100644
--- a/tools/testing/selftests/ftrace/test.d/00basic/basic3.tc
+++ b/tools/testing/selftests/ftrace/test.d/00basic/basic3.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: Basic trace clock test
# flags: instance
test -f trace_clock
diff --git a/tools/testing/selftests/ftrace/test.d/event/event-enable.tc b/tools/testing/selftests/ftrace/test.d/event/event-enable.tc
index 283b45ecb199..6ff851a75884 100644
--- a/tools/testing/selftests/ftrace/test.d/event/event-enable.tc
+++ b/tools/testing/selftests/ftrace/test.d/event/event-enable.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: event tracing - enable/disable with event level files
# flags: instance
diff --git a/tools/testing/selftests/ftrace/test.d/event/event-pid.tc b/tools/testing/selftests/ftrace/test.d/event/event-pid.tc
index 96c1a95be4f7..cc14feec6e1f 100644
--- a/tools/testing/selftests/ftrace/test.d/event/event-pid.tc
+++ b/tools/testing/selftests/ftrace/test.d/event/event-pid.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: event tracing - restricts events based on pid
# flags: instance
diff --git a/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc b/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc
index b8fe2e5b9e67..85094904aa79 100644
--- a/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc
+++ b/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: event tracing - enable/disable with subsystem level files
# flags: instance
diff --git a/tools/testing/selftests/ftrace/test.d/event/toplevel-enable.tc b/tools/testing/selftests/ftrace/test.d/event/toplevel-enable.tc
index 15e2d3fe1731..cc1cf4d30ef5 100644
--- a/tools/testing/selftests/ftrace/test.d/event/toplevel-enable.tc
+++ b/tools/testing/selftests/ftrace/test.d/event/toplevel-enable.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: event tracing - enable/disable with top level files
do_reset() {
diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter-stack.tc b/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter-stack.tc
index 15c2dba06ea2..45df747887e0 100644
--- a/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter-stack.tc
+++ b/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter-stack.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: ftrace - function graph filters with stack tracer
# Make sure that function graph filtering works, and is not
diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter.tc b/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter.tc
index 0ab2189613ef..0387e22e7577 100644
--- a/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter.tc
+++ b/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: ftrace - function graph filters
# Make sure that function graph filtering works
diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-glob.tc b/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-glob.tc
index 8095e122daa9..589d52b211b7 100644
--- a/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-glob.tc
+++ b/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-glob.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: ftrace - function glob filters
# Make sure that function glob matching filter works.
diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-pid.tc b/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-pid.tc
index bab5ff7c607e..78524fcc25ae 100644
--- a/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-pid.tc
+++ b/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-pid.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: ftrace - function pid filters
# Make sure that function pid matching filter works.
diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/func_event_triggers.tc b/tools/testing/selftests/ftrace/test.d/ftrace/func_event_triggers.tc
index 77dfb6b48186..9d4afcca1e36 100644
--- a/tools/testing/selftests/ftrace/test.d/ftrace/func_event_triggers.tc
+++ b/tools/testing/selftests/ftrace/test.d/ftrace/func_event_triggers.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: ftrace - test for function event triggers
# flags: instance
#
diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/func_profiler.tc b/tools/testing/selftests/ftrace/test.d/ftrace/func_profiler.tc
index 7808336d6f50..fe0dc5a7ea26 100644
--- a/tools/testing/selftests/ftrace/test.d/ftrace/func_profiler.tc
+++ b/tools/testing/selftests/ftrace/test.d/ftrace/func_profiler.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: ftrace - function profiler with function tracing
# There was a bug after a rewrite of the ftrace infrastructure that
diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/func_set_ftrace_file.tc b/tools/testing/selftests/ftrace/test.d/ftrace/func_set_ftrace_file.tc
index 113b4d9bc733..5ad723724adb 100644
--- a/tools/testing/selftests/ftrace/test.d/ftrace/func_set_ftrace_file.tc
+++ b/tools/testing/selftests/ftrace/test.d/ftrace/func_set_ftrace_file.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: ftrace - test reading of set_ftrace_filter
#
# The set_ftrace_filter file of ftrace is used to list functions as well as
diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/func_traceonoff_triggers.tc b/tools/testing/selftests/ftrace/test.d/ftrace/func_traceonoff_triggers.tc
index 7a9ab4ff83b6..cdc92a371cd7 100644
--- a/tools/testing/selftests/ftrace/test.d/ftrace/func_traceonoff_triggers.tc
+++ b/tools/testing/selftests/ftrace/test.d/ftrace/func_traceonoff_triggers.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: ftrace - test for function traceon/off triggers
# flags: instance
#
diff --git a/tools/testing/selftests/ftrace/test.d/instances/instance-event.tc b/tools/testing/selftests/ftrace/test.d/instances/instance-event.tc
index 8a353314dc9b..d7f48b55df51 100644
--- a/tools/testing/selftests/ftrace/test.d/instances/instance-event.tc
+++ b/tools/testing/selftests/ftrace/test.d/instances/instance-event.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: Test creation and deletion of trace instances while setting an event
if [ ! -d instances ] ; then
diff --git a/tools/testing/selftests/ftrace/test.d/instances/instance.tc b/tools/testing/selftests/ftrace/test.d/instances/instance.tc
index 1e1abe0ad354..ddda62203366 100644
--- a/tools/testing/selftests/ftrace/test.d/instances/instance.tc
+++ b/tools/testing/selftests/ftrace/test.d/instances/instance.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: Test creation and deletion of trace instances
if [ ! -d instances ] ; then
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/add_and_remove.tc b/tools/testing/selftests/ftrace/test.d/kprobe/add_and_remove.tc
index c3843ed49bf6..4604d2103c89 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/add_and_remove.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/add_and_remove.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: Kprobe dynamic event - adding and removing
[ -f kprobe_events ] || exit_unsupported # this is configurable
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/busy_check.tc b/tools/testing/selftests/ftrace/test.d/kprobe/busy_check.tc
index 74507db8bbc8..0e6f415c6152 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/busy_check.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/busy_check.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: Kprobe dynamic event - busy event check
[ -f kprobe_events ] || exit_unsupported
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args.tc
index 64949d4eda69..679bbd23bcc3 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: Kprobe dynamic event with arguments
[ -f kprobe_events ] || exit_unsupported # this is configurable
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_type.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_type.tc
index c75faefb4fff..17d33ba192f6 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_type.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_type.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: Kprobes event arguments with types
[ -f kprobe_events ] || exit_unsupported # this is configurable
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_eventname.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_eventname.tc
index b9302cc82c12..2724a1068cb1 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_eventname.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_eventname.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: Kprobe event auto/manual naming
[ -f kprobe_events ] || exit_unsupported # this is configurable
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_ftrace.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_ftrace.tc
index d6f2f4965697..cc4cac0e60f2 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_ftrace.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_ftrace.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: Kprobe dynamic event with function tracer
[ -f kprobe_events ] || exit_unsupported # this is configurable
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_module.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_module.tc
index 6d634e4b7680..1e9f75f7a30f 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_module.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_module.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: Kprobe dynamic event - probing module
[ -f kprobe_events ] || exit_unsupported # this is configurable
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_args.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_args.tc
index 0d09546258fd..f1825bdbe3f3 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_args.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_args.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: Kretprobe dynamic event with arguments
[ -f kprobe_events ] || exit_unsupported # this is configurable
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_maxactive.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_maxactive.tc
index 7ec6f2639ad6..7c0290684c43 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_maxactive.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_maxactive.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: Kretprobe dynamic event with maxactive
[ -f kprobe_events ] || exit_unsupported # this is configurable
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/multiple_kprobes.tc b/tools/testing/selftests/ftrace/test.d/kprobe/multiple_kprobes.tc
index a4fd4c851a5b..bb16cf91f1b5 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/multiple_kprobes.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/multiple_kprobes.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: Register/unregister many kprobe events
[ -f kprobe_events ] || exit_unsupported # this is configurable
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-eventonoff.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-eventonoff.tc
index c5435adfdd93..839ac4320b24 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-eventonoff.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-eventonoff.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: event trigger - test event enable/disable trigger
# flags: instance
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-filter.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-filter.tc
index 48849a8d577f..66873c4b12c9 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-filter.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-filter.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: event trigger - test trigger filter
# flags: instance
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist-mod.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist-mod.tc
index b7f86d10b549..4237b32769f1 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist-mod.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist-mod.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: event trigger - test histogram modifiers
# flags: instance
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist.tc
index fb66f7d9339d..d24e2b8bd863 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: event trigger - test histogram trigger
# flags: instance
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-multihist.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-multihist.tc
index f9153087dd7c..4c0774fff378 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-multihist.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-multihist.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: event trigger - test multiple histogram triggers
# flags: instance
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-snapshot.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-snapshot.tc
index ed94f0c4e0e4..3fc6321e081f 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-snapshot.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-snapshot.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: event trigger - test snapshot-trigger
do_reset() {
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-stacktrace.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-stacktrace.tc
index 9fa23b085def..3652824f81ed 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-stacktrace.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-stacktrace.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: event trigger - test stacktrace-trigger
do_reset() {
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-traceonoff.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-traceonoff.tc
index 87648e5f987c..6d9051cdf408 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-traceonoff.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-traceonoff.tc
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# description: event trigger - test traceon/off trigger
do_reset() {
diff --git a/tools/testing/selftests/futex/Makefile b/tools/testing/selftests/futex/Makefile
index f0c0369ccb79..cea4adcd42b8 100644
--- a/tools/testing/selftests/futex/Makefile
+++ b/tools/testing/selftests/futex/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
SUBDIRS := functional
TEST_PROGS := run.sh
diff --git a/tools/testing/selftests/futex/functional/Makefile b/tools/testing/selftests/futex/functional/Makefile
index a648e7a6cbc3..ff8feca49746 100644
--- a/tools/testing/selftests/futex/functional/Makefile
+++ b/tools/testing/selftests/futex/functional/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
INCLUDES := -I../include -I../../
CFLAGS := $(CFLAGS) -g -O2 -Wall -D_GNU_SOURCE -pthread $(INCLUDES)
LDFLAGS := $(LDFLAGS) -pthread -lrt
diff --git a/tools/testing/selftests/gpio/Makefile b/tools/testing/selftests/gpio/Makefile
index 298929df97e6..1bbb47565c55 100644
--- a/tools/testing/selftests/gpio/Makefile
+++ b/tools/testing/selftests/gpio/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
TEST_PROGS := gpio-mockup.sh
TEST_FILES := gpio-mockup-sysfs.sh $(BINARIES)
diff --git a/tools/testing/selftests/gpio/gpio-mockup-sysfs.sh b/tools/testing/selftests/gpio/gpio-mockup-sysfs.sh
index 085d7a39899c..dd269d877562 100755
--- a/tools/testing/selftests/gpio/gpio-mockup-sysfs.sh
+++ b/tools/testing/selftests/gpio/gpio-mockup-sysfs.sh
@@ -1,4 +1,5 @@
+# SPDX-License-Identifier: GPL-2.0
is_consistent()
{
val=
diff --git a/tools/testing/selftests/gpio/gpio-mockup.sh b/tools/testing/selftests/gpio/gpio-mockup.sh
index b183439e058e..183fb932edbd 100755
--- a/tools/testing/selftests/gpio/gpio-mockup.sh
+++ b/tools/testing/selftests/gpio/gpio-mockup.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
#exit status
#1: run as non-root user
diff --git a/tools/testing/selftests/ia64/Makefile b/tools/testing/selftests/ia64/Makefile
index 2b3de2d3e945..4bce1a84b3a1 100644
--- a/tools/testing/selftests/ia64/Makefile
+++ b/tools/testing/selftests/ia64/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
TEST_PROGS := aliasing-test
all: $(TEST_PROGS)
diff --git a/tools/testing/selftests/intel_pstate/Makefile b/tools/testing/selftests/intel_pstate/Makefile
index a97e24edde39..5a3f7d37e912 100644
--- a/tools/testing/selftests/intel_pstate/Makefile
+++ b/tools/testing/selftests/intel_pstate/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
CFLAGS := $(CFLAGS) -Wall -D_GNU_SOURCE
LDLIBS := $(LDLIBS) -lm
diff --git a/tools/testing/selftests/intel_pstate/aperf.c b/tools/testing/selftests/intel_pstate/aperf.c
index cd72f3dc83e9..d21edea9c560 100644
--- a/tools/testing/selftests/intel_pstate/aperf.c
+++ b/tools/testing/selftests/intel_pstate/aperf.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <math.h>
#include <unistd.h>
#include <stdio.h>
diff --git a/tools/testing/selftests/intel_pstate/msr.c b/tools/testing/selftests/intel_pstate/msr.c
index abbbfc84d359..88fdd2a4b0a0 100644
--- a/tools/testing/selftests/intel_pstate/msr.c
+++ b/tools/testing/selftests/intel_pstate/msr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <math.h>
#include <unistd.h>
#include <stdio.h>
diff --git a/tools/testing/selftests/intel_pstate/run.sh b/tools/testing/selftests/intel_pstate/run.sh
index d3ab48f91cd6..c670359becc6 100755
--- a/tools/testing/selftests/intel_pstate/run.sh
+++ b/tools/testing/selftests/intel_pstate/run.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
#
# This test runs on Intel x86 based hardware which support the intel_pstate
# driver. The test checks the frequency settings from the maximum turbo
diff --git a/tools/testing/selftests/ipc/Makefile b/tools/testing/selftests/ipc/Makefile
index 30ef4c7f53ea..1c4448a843a4 100644
--- a/tools/testing/selftests/ipc/Makefile
+++ b/tools/testing/selftests/ipc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
uname_M := $(shell uname -m 2>/dev/null || echo not)
ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/i386/)
ifeq ($(ARCH),i386)
diff --git a/tools/testing/selftests/ipc/msgque.c b/tools/testing/selftests/ipc/msgque.c
index 1b2ce334bb3f..ee9382bdfadc 100644
--- a/tools/testing/selftests/ipc/msgque.c
+++ b/tools/testing/selftests/ipc/msgque.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
diff --git a/tools/testing/selftests/kcmp/kcmp_test.c b/tools/testing/selftests/kcmp/kcmp_test.c
index 73684c4a1ed6..6ea7b9f37a41 100644
--- a/tools/testing/selftests/kcmp/kcmp_test.c
+++ b/tools/testing/selftests/kcmp/kcmp_test.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define _GNU_SOURCE
#include <stdio.h>
diff --git a/tools/testing/selftests/lib.mk b/tools/testing/selftests/lib.mk
index f65886af7c0c..5bef05d6ba39 100644
--- a/tools/testing/selftests/lib.mk
+++ b/tools/testing/selftests/lib.mk
@@ -31,7 +31,11 @@ define RUN_TESTS
echo "selftests: Warning: file $$BASENAME_TEST is not executable, correct this.";\
echo "not ok 1..$$test_num selftests: $$BASENAME_TEST [FAIL]"; \
else \
- cd `dirname $$TEST` > /dev/null; (./$$BASENAME_TEST > /tmp/$$BASENAME_TEST 2>&1 && echo "ok 1..$$test_num selftests: $$BASENAME_TEST [PASS]") || echo "not ok 1..$$test_num selftests: $$BASENAME_TEST [FAIL]"; cd - > /dev/null;\
+ if [ "X$(summary)" != "X" ]; then \
+ cd `dirname $$TEST` > /dev/null; (./$$BASENAME_TEST > /tmp/$$BASENAME_TEST 2>&1 && echo "ok 1..$$test_num selftests: $$BASENAME_TEST [PASS]") || echo "not ok 1..$$test_num selftests: $$BASENAME_TEST [FAIL]"; cd - > /dev/null;\
+ else \
+ cd `dirname $$TEST` > /dev/null; (./$$BASENAME_TEST && echo "ok 1..$$test_num selftests: $$BASENAME_TEST [PASS]") || echo "not ok 1..$$test_num selftests: $$BASENAME_TEST [FAIL]"; cd - > /dev/null;\
+ fi; \
fi; \
done;
endef
diff --git a/tools/testing/selftests/lib/bitmap.sh b/tools/testing/selftests/lib/bitmap.sh
index b073c22a3435..4dee4d2a8bbe 100755
--- a/tools/testing/selftests/lib/bitmap.sh
+++ b/tools/testing/selftests/lib/bitmap.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# Runs bitmap infrastructure tests using test_bitmap kernel module
if ! /sbin/modprobe -q -n test_bitmap; then
echo "bitmap: [SKIP]"
diff --git a/tools/testing/selftests/lib/prime_numbers.sh b/tools/testing/selftests/lib/prime_numbers.sh
index da4cbcd766f5..b363994e5e11 100755
--- a/tools/testing/selftests/lib/prime_numbers.sh
+++ b/tools/testing/selftests/lib/prime_numbers.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# Checks fast/slow prime_number generation for inconsistencies
if ! /sbin/modprobe -q -r prime_numbers; then
diff --git a/tools/testing/selftests/lib/printf.sh b/tools/testing/selftests/lib/printf.sh
index cbf3b124bd94..0c37377fd7d4 100755
--- a/tools/testing/selftests/lib/printf.sh
+++ b/tools/testing/selftests/lib/printf.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# Runs printf infrastructure using test_printf kernel module
if ! /sbin/modprobe -q -n test_printf; then
echo "printf: [SKIP]"
diff --git a/tools/testing/selftests/locking/ww_mutex.sh b/tools/testing/selftests/locking/ww_mutex.sh
index 6905da965f3b..2c3d6b1878c2 100644
--- a/tools/testing/selftests/locking/ww_mutex.sh
+++ b/tools/testing/selftests/locking/ww_mutex.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# Runs API tests for struct ww_mutex (Wait/Wound mutexes)
if /sbin/modprobe -q test-ww_mutex; then
diff --git a/tools/testing/selftests/media_tests/Makefile b/tools/testing/selftests/media_tests/Makefile
index 6b34a0199468..be5bd4ffb895 100644
--- a/tools/testing/selftests/media_tests/Makefile
+++ b/tools/testing/selftests/media_tests/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
TEST_PROGS := media_device_test media_device_open video_device_test
all: $(TEST_PROGS)
diff --git a/tools/testing/selftests/media_tests/bind_unbind_sample.sh b/tools/testing/selftests/media_tests/bind_unbind_sample.sh
index 9f362f10631a..0101c1ec4ff7 100755
--- a/tools/testing/selftests/media_tests/bind_unbind_sample.sh
+++ b/tools/testing/selftests/media_tests/bind_unbind_sample.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
# Find device number in /sys/bus/usb/drivers/drivername
# Edit this file to update the driver numer and name
# Example test for uvcvideo driver
diff --git a/tools/testing/selftests/media_tests/open_loop_test.sh b/tools/testing/selftests/media_tests/open_loop_test.sh
index dcd3c17efc17..d4c0179bbe2c 100755
--- a/tools/testing/selftests/media_tests/open_loop_test.sh
+++ b/tools/testing/selftests/media_tests/open_loop_test.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
i=0
file=/dev/media$1
while :; do
diff --git a/tools/testing/selftests/membarrier/membarrier_test.c b/tools/testing/selftests/membarrier/membarrier_test.c
index 21399fcf1a59..9e674d9514d1 100644
--- a/tools/testing/selftests/membarrier/membarrier_test.c
+++ b/tools/testing/selftests/membarrier/membarrier_test.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define _GNU_SOURCE
#include <linux/membarrier.h>
#include <syscall.h>
diff --git a/tools/testing/selftests/memfd/Makefile b/tools/testing/selftests/memfd/Makefile
index bc9d02d615da..3926a0409dda 100644
--- a/tools/testing/selftests/memfd/Makefile
+++ b/tools/testing/selftests/memfd/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
CFLAGS += -D_FILE_OFFSET_BITS=64
CFLAGS += -I../../../../include/uapi/
CFLAGS += -I../../../../include/
diff --git a/tools/testing/selftests/memfd/fuse_mnt.c b/tools/testing/selftests/memfd/fuse_mnt.c
index feacf1280fcd..6936f2a001f3 100644
--- a/tools/testing/selftests/memfd/fuse_mnt.c
+++ b/tools/testing/selftests/memfd/fuse_mnt.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* memfd test file-system
* This file uses FUSE to create a dummy file-system with only one file /memfd.
diff --git a/tools/testing/selftests/memfd/fuse_test.c b/tools/testing/selftests/memfd/fuse_test.c
index 7f3617274bf5..1ccb7a3eb14b 100644
--- a/tools/testing/selftests/memfd/fuse_test.c
+++ b/tools/testing/selftests/memfd/fuse_test.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* memfd GUP test-case
* This tests memfd interactions with get_user_pages(). We require the
diff --git a/tools/testing/selftests/memfd/memfd_test.c b/tools/testing/selftests/memfd/memfd_test.c
index f94c6d1fb46f..845e5f67b6f0 100644
--- a/tools/testing/selftests/memfd/memfd_test.c
+++ b/tools/testing/selftests/memfd/memfd_test.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define _GNU_SOURCE
#define __EXPORTED_HEADERS__
diff --git a/tools/testing/selftests/memfd/run_fuse_test.sh b/tools/testing/selftests/memfd/run_fuse_test.sh
index 69b930e1e041..407df68dfe27 100755
--- a/tools/testing/selftests/memfd/run_fuse_test.sh
+++ b/tools/testing/selftests/memfd/run_fuse_test.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
if test -d "./mnt" ; then
fusermount -u ./mnt
diff --git a/tools/testing/selftests/memory-hotplug/Makefile b/tools/testing/selftests/memory-hotplug/Makefile
index afb2624c7048..23db11c94b59 100644
--- a/tools/testing/selftests/memory-hotplug/Makefile
+++ b/tools/testing/selftests/memory-hotplug/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
all:
include ../lib.mk
diff --git a/tools/testing/selftests/memory-hotplug/mem-on-off-test.sh b/tools/testing/selftests/memory-hotplug/mem-on-off-test.sh
index 35025ce9ca66..ae2c790d0880 100755
--- a/tools/testing/selftests/memory-hotplug/mem-on-off-test.sh
+++ b/tools/testing/selftests/memory-hotplug/mem-on-off-test.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
SYSFS=
diff --git a/tools/testing/selftests/mount/Makefile b/tools/testing/selftests/mount/Makefile
index 9093d7ffe87f..e094f71c6dbc 100644
--- a/tools/testing/selftests/mount/Makefile
+++ b/tools/testing/selftests/mount/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for mount selftests.
CFLAGS = -Wall \
-O2
diff --git a/tools/testing/selftests/mount/unprivileged-remount-test.c b/tools/testing/selftests/mount/unprivileged-remount-test.c
index 517785052f1c..584dc6bc3b06 100644
--- a/tools/testing/selftests/mount/unprivileged-remount-test.c
+++ b/tools/testing/selftests/mount/unprivileged-remount-test.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define _GNU_SOURCE
#include <sched.h>
#include <stdio.h>
diff --git a/tools/testing/selftests/mqueue/Makefile b/tools/testing/selftests/mqueue/Makefile
index 0f5e347b068d..743d3f9e5918 100644
--- a/tools/testing/selftests/mqueue/Makefile
+++ b/tools/testing/selftests/mqueue/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
CFLAGS += -O2
LDLIBS = -lrt -lpthread -lpopt
TEST_GEN_PROGS := mq_open_tests mq_perf_tests
@@ -5,8 +6,8 @@ TEST_GEN_PROGS := mq_open_tests mq_perf_tests
include ../lib.mk
override define RUN_TESTS
- $(OUTPUT)/mq_open_tests /test1 || echo "selftests: mq_open_tests [FAIL]"
- $(OUTPUT)//mq_perf_tests || echo "selftests: mq_perf_tests [FAIL]"
+ @$(OUTPUT)/mq_open_tests /test1 || echo "selftests: mq_open_tests [FAIL]"
+ @$(OUTPUT)/mq_perf_tests || echo "selftests: mq_perf_tests [FAIL]"
endef
override define EMIT_TESTS
diff --git a/tools/testing/selftests/net/Makefile b/tools/testing/selftests/net/Makefile
index d86bca991f45..500c74db746c 100644
--- a/tools/testing/selftests/net/Makefile
+++ b/tools/testing/selftests/net/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for net selftests
CFLAGS = -Wall -Wl,--no-as-needed -O2 -g
diff --git a/tools/testing/selftests/net/netdevice.sh b/tools/testing/selftests/net/netdevice.sh
index 90cb903c3381..903679e0ff31 100755
--- a/tools/testing/selftests/net/netdevice.sh
+++ b/tools/testing/selftests/net/netdevice.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
#
# This test is for checking network interface
# For the moment it tests only ethernet interface (but wifi could be easily added)
diff --git a/tools/testing/selftests/net/reuseport_bpf_cpu.c b/tools/testing/selftests/net/reuseport_bpf_cpu.c
index b23d6f54de7b..2d646174729f 100644
--- a/tools/testing/selftests/net/reuseport_bpf_cpu.c
+++ b/tools/testing/selftests/net/reuseport_bpf_cpu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Test functionality of BPF filters with SO_REUSEPORT. This program creates
* an SO_REUSEPORT receiver group containing one socket per CPU core. It then
diff --git a/tools/testing/selftests/net/reuseport_bpf_numa.c b/tools/testing/selftests/net/reuseport_bpf_numa.c
index 6f20bc9ff627..365c32e84189 100644
--- a/tools/testing/selftests/net/reuseport_bpf_numa.c
+++ b/tools/testing/selftests/net/reuseport_bpf_numa.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Test functionality of BPF filters with SO_REUSEPORT. Same test as
* in reuseport_bpf_cpu, only as one socket per NUMA node.
diff --git a/tools/testing/selftests/net/reuseport_dualstack.c b/tools/testing/selftests/net/reuseport_dualstack.c
index 90958aaaafb9..fe3230c55986 100644
--- a/tools/testing/selftests/net/reuseport_dualstack.c
+++ b/tools/testing/selftests/net/reuseport_dualstack.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* It is possible to use SO_REUSEPORT to open multiple sockets bound to
* equivalent local addresses using AF_INET and AF_INET6 at the same time. If
diff --git a/tools/testing/selftests/net/run_afpackettests b/tools/testing/selftests/net/run_afpackettests
index 5246e782d6e8..21fe149e3de1 100755
--- a/tools/testing/selftests/net/run_afpackettests
+++ b/tools/testing/selftests/net/run_afpackettests
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
if [ $(id -u) != 0 ]; then
echo $msg must be run as root >&2
diff --git a/tools/testing/selftests/net/run_netsocktests b/tools/testing/selftests/net/run_netsocktests
index 16058bbea7a8..b093f39c298c 100755
--- a/tools/testing/selftests/net/run_netsocktests
+++ b/tools/testing/selftests/net/run_netsocktests
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
echo "--------------------"
echo "running socket test"
diff --git a/tools/testing/selftests/net/socket.c b/tools/testing/selftests/net/socket.c
index 0f227f2f9be9..afca1ead677f 100644
--- a/tools/testing/selftests/net/socket.c
+++ b/tools/testing/selftests/net/socket.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <errno.h>
#include <unistd.h>
diff --git a/tools/testing/selftests/net/test_bpf.sh b/tools/testing/selftests/net/test_bpf.sh
index 8b29796d46aa..65677909c574 100755
--- a/tools/testing/selftests/net/test_bpf.sh
+++ b/tools/testing/selftests/net/test_bpf.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# Runs bpf test using test_bpf kernel module
if /sbin/modprobe -q test_bpf ; then
diff --git a/tools/testing/selftests/networking/timestamping/Makefile b/tools/testing/selftests/networking/timestamping/Makefile
index 92fb8ee917c5..a728040edbe1 100644
--- a/tools/testing/selftests/networking/timestamping/Makefile
+++ b/tools/testing/selftests/networking/timestamping/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
CFLAGS += -I../../../../../usr/include
TEST_PROGS := hwtstamp_config rxtimestamp timestamping txtimestamp
diff --git a/tools/testing/selftests/networking/timestamping/hwtstamp_config.c b/tools/testing/selftests/networking/timestamping/hwtstamp_config.c
index e8b685a7f15f..e1fdee841021 100644
--- a/tools/testing/selftests/networking/timestamping/hwtstamp_config.c
+++ b/tools/testing/selftests/networking/timestamping/hwtstamp_config.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Test program for SIOC{G,S}HWTSTAMP
* Copyright 2013 Solarflare Communications
* Author: Ben Hutchings
diff --git a/tools/testing/selftests/networking/timestamping/rxtimestamp.c b/tools/testing/selftests/networking/timestamping/rxtimestamp.c
index 00f286661dcd..dd4162fc0419 100644
--- a/tools/testing/selftests/networking/timestamping/rxtimestamp.c
+++ b/tools/testing/selftests/networking/timestamping/rxtimestamp.c
@@ -341,7 +341,7 @@ int main(int argc, char **argv)
return 0;
case 'n':
t = atoi(optarg);
- if (t > ARRAY_SIZE(test_cases))
+ if (t >= ARRAY_SIZE(test_cases))
error(1, 0, "Invalid test case: %d", t);
all_tests = false;
test_cases[t].enabled = true;
diff --git a/tools/testing/selftests/nsfs/owner.c b/tools/testing/selftests/nsfs/owner.c
index 437205f8b714..96a976c74550 100644
--- a/tools/testing/selftests/nsfs/owner.c
+++ b/tools/testing/selftests/nsfs/owner.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define _GNU_SOURCE
#include <sched.h>
#include <unistd.h>
diff --git a/tools/testing/selftests/nsfs/pidns.c b/tools/testing/selftests/nsfs/pidns.c
index ae3a0d68e966..1182d4e437a2 100644
--- a/tools/testing/selftests/nsfs/pidns.c
+++ b/tools/testing/selftests/nsfs/pidns.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define _GNU_SOURCE
#include <sched.h>
#include <unistd.h>
diff --git a/tools/testing/selftests/powerpc/Makefile b/tools/testing/selftests/powerpc/Makefile
index 72c3ac2323e1..f6b1338730db 100644
--- a/tools/testing/selftests/powerpc/Makefile
+++ b/tools/testing/selftests/powerpc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for powerpc selftests
# ARCH can be overridden by the user for cross compiling
diff --git a/tools/testing/selftests/powerpc/benchmarks/Makefile b/tools/testing/selftests/powerpc/benchmarks/Makefile
index fb96a89bd953..a35058e3766c 100644
--- a/tools/testing/selftests/powerpc/benchmarks/Makefile
+++ b/tools/testing/selftests/powerpc/benchmarks/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
TEST_GEN_PROGS := gettimeofday context_switch mmap_bench futex_bench null_syscall
CFLAGS += -O2
diff --git a/tools/testing/selftests/powerpc/cache_shape/Makefile b/tools/testing/selftests/powerpc/cache_shape/Makefile
index b24485ab30e2..1be547434a49 100644
--- a/tools/testing/selftests/powerpc/cache_shape/Makefile
+++ b/tools/testing/selftests/powerpc/cache_shape/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
TEST_PROGS := cache_shape
all: $(TEST_PROGS)
diff --git a/tools/testing/selftests/powerpc/copyloops/Makefile b/tools/testing/selftests/powerpc/copyloops/Makefile
index 681ab19d0a84..ac4a52e19e59 100644
--- a/tools/testing/selftests/powerpc/copyloops/Makefile
+++ b/tools/testing/selftests/powerpc/copyloops/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# The loops are all 64-bit code
CFLAGS += -m64
CFLAGS += -I$(CURDIR)
diff --git a/tools/testing/selftests/powerpc/copyloops/asm/export.h b/tools/testing/selftests/powerpc/copyloops/asm/export.h
index 2d14a9b4248c..0bab35f6777a 100644
--- a/tools/testing/selftests/powerpc/copyloops/asm/export.h
+++ b/tools/testing/selftests/powerpc/copyloops/asm/export.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#define EXPORT_SYMBOL(x)
diff --git a/tools/testing/selftests/powerpc/copyloops/asm/ppc_asm.h b/tools/testing/selftests/powerpc/copyloops/asm/ppc_asm.h
index 80d34a9ffff4..5ffe04d802c9 100644
--- a/tools/testing/selftests/powerpc/copyloops/asm/ppc_asm.h
+++ b/tools/testing/selftests/powerpc/copyloops/asm/ppc_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <ppc-asm.h>
#define CONFIG_ALTIVEC
diff --git a/tools/testing/selftests/powerpc/copyloops/validate.c b/tools/testing/selftests/powerpc/copyloops/validate.c
index 7fb436f82d16..0f6873618552 100644
--- a/tools/testing/selftests/powerpc/copyloops/validate.c
+++ b/tools/testing/selftests/powerpc/copyloops/validate.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <malloc.h>
#include <string.h>
#include <stdlib.h>
diff --git a/tools/testing/selftests/powerpc/dscr/Makefile b/tools/testing/selftests/powerpc/dscr/Makefile
index c5639deb8887..55d7db7a616b 100644
--- a/tools/testing/selftests/powerpc/dscr/Makefile
+++ b/tools/testing/selftests/powerpc/dscr/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
TEST_GEN_PROGS := dscr_default_test dscr_explicit_test dscr_user_test \
dscr_inherit_test dscr_inherit_exec_test dscr_sysfs_test \
dscr_sysfs_thread_test
diff --git a/tools/testing/selftests/powerpc/include/basic_asm.h b/tools/testing/selftests/powerpc/include/basic_asm.h
index 12eaddf72e66..886dc026fe7a 100644
--- a/tools/testing/selftests/powerpc/include/basic_asm.h
+++ b/tools/testing/selftests/powerpc/include/basic_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SELFTESTS_POWERPC_BASIC_ASM_H
#define _SELFTESTS_POWERPC_BASIC_ASM_H
diff --git a/tools/testing/selftests/powerpc/include/instructions.h b/tools/testing/selftests/powerpc/include/instructions.h
index 0fb0bd3b28c9..f36061eb6f0f 100644
--- a/tools/testing/selftests/powerpc/include/instructions.h
+++ b/tools/testing/selftests/powerpc/include/instructions.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SELFTESTS_POWERPC_INSTRUCTIONS_H
#define _SELFTESTS_POWERPC_INSTRUCTIONS_H
diff --git a/tools/testing/selftests/powerpc/math/Makefile b/tools/testing/selftests/powerpc/math/Makefile
index fa8bae920c91..0dd3a01fdab9 100644
--- a/tools/testing/selftests/powerpc/math/Makefile
+++ b/tools/testing/selftests/powerpc/math/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
TEST_GEN_PROGS := fpu_syscall fpu_preempt fpu_signal vmx_syscall vmx_preempt vmx_signal vsx_preempt
include ../../lib.mk
diff --git a/tools/testing/selftests/powerpc/mm/Makefile b/tools/testing/selftests/powerpc/mm/Makefile
index 1cffe54dccfb..bf315bcbe663 100644
--- a/tools/testing/selftests/powerpc/mm/Makefile
+++ b/tools/testing/selftests/powerpc/mm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
noarg:
$(MAKE) -C ../
diff --git a/tools/testing/selftests/powerpc/mm/hugetlb_vs_thp_test.c b/tools/testing/selftests/powerpc/mm/hugetlb_vs_thp_test.c
index 49003674de4f..9932359ce38f 100644
--- a/tools/testing/selftests/powerpc/mm/hugetlb_vs_thp_test.c
+++ b/tools/testing/selftests/powerpc/mm/hugetlb_vs_thp_test.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <sys/mman.h>
#include <unistd.h>
diff --git a/tools/testing/selftests/powerpc/pmu/Makefile b/tools/testing/selftests/powerpc/pmu/Makefile
index e4e55d1d3e0f..6e1629bf5b09 100644
--- a/tools/testing/selftests/powerpc/pmu/Makefile
+++ b/tools/testing/selftests/powerpc/pmu/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
noarg:
$(MAKE) -C ../
diff --git a/tools/testing/selftests/powerpc/pmu/ebb/Makefile b/tools/testing/selftests/powerpc/pmu/ebb/Makefile
index 6001fb0a377a..c4e64bc2e265 100644
--- a/tools/testing/selftests/powerpc/pmu/ebb/Makefile
+++ b/tools/testing/selftests/powerpc/pmu/ebb/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
noarg:
$(MAKE) -C ../../
diff --git a/tools/testing/selftests/powerpc/ptrace/Makefile b/tools/testing/selftests/powerpc/ptrace/Makefile
index 8932263e5a74..480305266504 100644
--- a/tools/testing/selftests/powerpc/ptrace/Makefile
+++ b/tools/testing/selftests/powerpc/ptrace/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
TEST_PROGS := ptrace-gpr ptrace-tm-gpr ptrace-tm-spd-gpr \
ptrace-tar ptrace-tm-tar ptrace-tm-spd-tar ptrace-vsx ptrace-tm-vsx \
ptrace-tm-spd-vsx ptrace-tm-spr
diff --git a/tools/testing/selftests/powerpc/signal/Makefile b/tools/testing/selftests/powerpc/signal/Makefile
index f0eef27458e2..a7cbd5082e27 100644
--- a/tools/testing/selftests/powerpc/signal/Makefile
+++ b/tools/testing/selftests/powerpc/signal/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
TEST_PROGS := signal signal_tm
all: $(TEST_PROGS)
diff --git a/tools/testing/selftests/powerpc/stringloops/Makefile b/tools/testing/selftests/powerpc/stringloops/Makefile
index 557b9379f3bb..1125e489055e 100644
--- a/tools/testing/selftests/powerpc/stringloops/Makefile
+++ b/tools/testing/selftests/powerpc/stringloops/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# The loops are all 64-bit code
CFLAGS += -m64
CFLAGS += -I$(CURDIR)
diff --git a/tools/testing/selftests/powerpc/stringloops/asm/ppc_asm.h b/tools/testing/selftests/powerpc/stringloops/asm/ppc_asm.h
index 11bece87e880..136242ec4b0e 100644
--- a/tools/testing/selftests/powerpc/stringloops/asm/ppc_asm.h
+++ b/tools/testing/selftests/powerpc/stringloops/asm/ppc_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <ppc-asm.h>
#ifndef r1
diff --git a/tools/testing/selftests/powerpc/stringloops/memcmp.c b/tools/testing/selftests/powerpc/stringloops/memcmp.c
index 30b1222380ca..8250db25b379 100644
--- a/tools/testing/selftests/powerpc/stringloops/memcmp.c
+++ b/tools/testing/selftests/powerpc/stringloops/memcmp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <malloc.h>
#include <stdlib.h>
#include <string.h>
diff --git a/tools/testing/selftests/powerpc/switch_endian/Makefile b/tools/testing/selftests/powerpc/switch_endian/Makefile
index b92c2a132c4f..30b8ff8fb82e 100644
--- a/tools/testing/selftests/powerpc/switch_endian/Makefile
+++ b/tools/testing/selftests/powerpc/switch_endian/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
TEST_GEN_PROGS := switch_endian_test
ASFLAGS += -O2 -Wall -g -nostdlib -m64
diff --git a/tools/testing/selftests/powerpc/switch_endian/check.S b/tools/testing/selftests/powerpc/switch_endian/check.S
index e2484d2c24f4..927a5c675e83 100644
--- a/tools/testing/selftests/powerpc/switch_endian/check.S
+++ b/tools/testing/selftests/powerpc/switch_endian/check.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include "common.h"
/*
diff --git a/tools/testing/selftests/powerpc/switch_endian/common.h b/tools/testing/selftests/powerpc/switch_endian/common.h
index 69e399698c64..1434cbc2a6ad 100644
--- a/tools/testing/selftests/powerpc/switch_endian/common.h
+++ b/tools/testing/selftests/powerpc/switch_endian/common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <ppc-asm.h>
#include <asm/unistd.h>
diff --git a/tools/testing/selftests/powerpc/switch_endian/switch_endian_test.S b/tools/testing/selftests/powerpc/switch_endian/switch_endian_test.S
index bceb53f57573..cc4930467235 100644
--- a/tools/testing/selftests/powerpc/switch_endian/switch_endian_test.S
+++ b/tools/testing/selftests/powerpc/switch_endian/switch_endian_test.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include "common.h"
.data
diff --git a/tools/testing/selftests/powerpc/syscalls/ipc.h b/tools/testing/selftests/powerpc/syscalls/ipc.h
index fbebc022edf6..26a20682c9a4 100644
--- a/tools/testing/selftests/powerpc/syscalls/ipc.h
+++ b/tools/testing/selftests/powerpc/syscalls/ipc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef __NR_semop
DO_TEST(semop, __NR_semop)
#endif
diff --git a/tools/testing/selftests/powerpc/tm/Makefile b/tools/testing/selftests/powerpc/tm/Makefile
index 7bfcd454fb2a..fca7c7f5e640 100644
--- a/tools/testing/selftests/powerpc/tm/Makefile
+++ b/tools/testing/selftests/powerpc/tm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
SIGNAL_CONTEXT_CHK_TESTS := tm-signal-context-chk-gpr tm-signal-context-chk-fpu \
tm-signal-context-chk-vmx tm-signal-context-chk-vsx
diff --git a/tools/testing/selftests/powerpc/tm/tm-resched-dscr.c b/tools/testing/selftests/powerpc/tm/tm-resched-dscr.c
index a7ac2e4c60d9..4cdb83964bb3 100644
--- a/tools/testing/selftests/powerpc/tm/tm-resched-dscr.c
+++ b/tools/testing/selftests/powerpc/tm/tm-resched-dscr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Test context switching to see if the DSCR SPR is correctly preserved
* when within a transaction.
*
diff --git a/tools/testing/selftests/powerpc/tm/tm-syscall-asm.S b/tools/testing/selftests/powerpc/tm/tm-syscall-asm.S
index 431f61ae2368..bd1ca25febe4 100644
--- a/tools/testing/selftests/powerpc/tm/tm-syscall-asm.S
+++ b/tools/testing/selftests/powerpc/tm/tm-syscall-asm.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <ppc-asm.h>
#include <asm/unistd.h>
diff --git a/tools/testing/selftests/powerpc/vphn/test-vphn.c b/tools/testing/selftests/powerpc/vphn/test-vphn.c
index 5742f6876b25..81d3069ffb84 100644
--- a/tools/testing/selftests/powerpc/vphn/test-vphn.c
+++ b/tools/testing/selftests/powerpc/vphn/test-vphn.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <byteswap.h>
#include "utils.h"
diff --git a/tools/testing/selftests/prctl/Makefile b/tools/testing/selftests/prctl/Makefile
index 35aa1c8f2df2..c7923b205222 100644
--- a/tools/testing/selftests/prctl/Makefile
+++ b/tools/testing/selftests/prctl/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ifndef CROSS_COMPILE
uname_M := $(shell uname -m 2>/dev/null || echo not)
ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/x86/ -e s/x86_64/x86/)
diff --git a/tools/testing/selftests/prctl/disable-tsc-ctxt-sw-stress-test.c b/tools/testing/selftests/prctl/disable-tsc-ctxt-sw-stress-test.c
index f7499d1c0415..62a93cc61b7c 100644
--- a/tools/testing/selftests/prctl/disable-tsc-ctxt-sw-stress-test.c
+++ b/tools/testing/selftests/prctl/disable-tsc-ctxt-sw-stress-test.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Tests for prctl(PR_GET_TSC, ...) / prctl(PR_SET_TSC, ...)
*
diff --git a/tools/testing/selftests/prctl/disable-tsc-on-off-stress-test.c b/tools/testing/selftests/prctl/disable-tsc-on-off-stress-test.c
index a06f027e9d16..79950f9a26fd 100644
--- a/tools/testing/selftests/prctl/disable-tsc-on-off-stress-test.c
+++ b/tools/testing/selftests/prctl/disable-tsc-on-off-stress-test.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Tests for prctl(PR_GET_TSC, ...) / prctl(PR_SET_TSC, ...)
*
diff --git a/tools/testing/selftests/prctl/disable-tsc-test.c b/tools/testing/selftests/prctl/disable-tsc-test.c
index 8d494f7bebdb..f84d4ee111d3 100644
--- a/tools/testing/selftests/prctl/disable-tsc-test.c
+++ b/tools/testing/selftests/prctl/disable-tsc-test.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Tests for prctl(PR_GET_TSC, ...) / prctl(PR_SET_TSC, ...)
*
diff --git a/tools/testing/selftests/pstore/Makefile b/tools/testing/selftests/pstore/Makefile
index c5f2440ba1f7..5ef57855a2be 100644
--- a/tools/testing/selftests/pstore/Makefile
+++ b/tools/testing/selftests/pstore/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for pstore selftests.
# Expects pstore backend is registered.
diff --git a/tools/testing/selftests/ptp/Makefile b/tools/testing/selftests/ptp/Makefile
index d4064c742c26..ef06de0898b7 100644
--- a/tools/testing/selftests/ptp/Makefile
+++ b/tools/testing/selftests/ptp/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
CFLAGS += -I../../../../usr/include/
TEST_PROGS := testptp
LDLIBS += -lrt
diff --git a/tools/testing/selftests/ptrace/peeksiginfo.c b/tools/testing/selftests/ptrace/peeksiginfo.c
index c34cd8ac8aaa..54900657eb44 100644
--- a/tools/testing/selftests/ptrace/peeksiginfo.c
+++ b/tools/testing/selftests/ptrace/peeksiginfo.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define _GNU_SOURCE
#include <stdio.h>
#include <signal.h>
diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/Makefile b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/Makefile
index 16b01559fa55..4bed0b678f8b 100644
--- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/Makefile
+++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
all: srcu.c store_buffering
LINUX_SOURCE = ../../../../../..
diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/include/linux/types.h b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/include/linux/types.h
index 4a3d538fef12..891ad13e95b2 100644
--- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/include/linux/types.h
+++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/include/linux/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This header has been modifies to remove definitions of types that
* are defined in standard userspace headers or are problematic for some
diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/modify_srcu.awk b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/modify_srcu.awk
index c9e8bc5082a7..e05182d3e47d 100755
--- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/modify_srcu.awk
+++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/modify_srcu.awk
@@ -1,4 +1,5 @@
#!/usr/bin/awk -f
+# SPDX-License-Identifier: GPL-2.0
# Modify SRCU for formal verification. The first argument should be srcu.h and
# the second should be srcu.c. Outputs modified srcu.h and srcu.c into the
diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/assume.h b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/assume.h
index a64955447995..570a49d9da7e 100644
--- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/assume.h
+++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/assume.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASSUME_H
#define ASSUME_H
diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/barriers.h b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/barriers.h
index 6687acc08e6d..be3fdd351937 100644
--- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/barriers.h
+++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/barriers.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BARRIERS_H
#define BARRIERS_H
diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/bug_on.h b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/bug_on.h
index 2a80e91f78e7..5e7912c6a521 100644
--- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/bug_on.h
+++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/bug_on.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BUG_ON_H
#define BUG_ON_H
diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/combined_source.c b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/combined_source.c
index 29eb5d2697ed..e67ee5b3dd7c 100644
--- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/combined_source.c
+++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/combined_source.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <config.h>
/* Include all source files. */
diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/config.h b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/config.h
index a60038aeea7a..283d7103334f 100644
--- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/config.h
+++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/config.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* "Cheater" definitions based on restricted Kconfig choices. */
#undef CONFIG_TINY_RCU
diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/include_srcu.c b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/include_srcu.c
index 5ec582a53018..e5202d4cff30 100644
--- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/include_srcu.c
+++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/include_srcu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <config.h>
#include <assert.h>
diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/int_typedefs.h b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/int_typedefs.h
index 3aad63917858..0dd27aa517a7 100644
--- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/int_typedefs.h
+++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/int_typedefs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef INT_TYPEDEFS_H
#define INT_TYPEDEFS_H
diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/locks.h b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/locks.h
index 356004665576..cf6938d679d7 100644
--- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/locks.h
+++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/locks.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LOCKS_H
#define LOCKS_H
diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/misc.c b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/misc.c
index ca892e3b2351..9440cc39e3c6 100644
--- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/misc.c
+++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/misc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <config.h>
#include "misc.h"
diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/percpu.h b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/percpu.h
index 3de5a49de49b..27e67a3f291f 100644
--- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/percpu.h
+++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/percpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PERCPU_H
#define PERCPU_H
diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/preempt.c b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/preempt.c
index 4f1b068e9b7a..b4083ae348fb 100644
--- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/preempt.c
+++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/preempt.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <config.h>
#include "preempt.h"
diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/preempt.h b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/preempt.h
index 2f95ee0e4dd5..f8b762cd214c 100644
--- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/preempt.h
+++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/preempt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PREEMPT_H
#define PREEMPT_H
diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/simple_sync_srcu.c b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/simple_sync_srcu.c
index ac9cbc62b411..97f592048e0b 100644
--- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/simple_sync_srcu.c
+++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/simple_sync_srcu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <config.h>
#include <assert.h>
diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/workqueues.h b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/workqueues.h
index e58c8dfd3e90..28b960300971 100644
--- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/workqueues.h
+++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/workqueues.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef WORKQUEUES_H
#define WORKQUEUES_H
diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/tests/store_buffering/Makefile b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/tests/store_buffering/Makefile
index 3a3aee149225..ad21b925fbb4 100644
--- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/tests/store_buffering/Makefile
+++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/tests/store_buffering/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
CBMC_FLAGS = -I../.. -I../../src -I../../include -I../../empty_includes -32 -pointer-check -mm pso
all:
diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/tests/store_buffering/test.c b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/tests/store_buffering/test.c
index 470b1105a112..2ce2016f7871 100644
--- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/tests/store_buffering/test.c
+++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/tests/store_buffering/test.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <src/combined_source.c>
int x;
diff --git a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/tests/test_script.sh b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/tests/test_script.sh
index d1545972a0fa..2fe1f0339b4f 100755
--- a/tools/testing/selftests/rcutorture/formal/srcu-cbmc/tests/test_script.sh
+++ b/tools/testing/selftests/rcutorture/formal/srcu-cbmc/tests/test_script.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# This script expects a mode (either --should-pass or --should-fail) followed by
# an input file. The script uses the following environment variables. The test C
diff --git a/tools/testing/selftests/seccomp/Makefile b/tools/testing/selftests/seccomp/Makefile
index 553d870b4ca9..fce7f4ce0692 100644
--- a/tools/testing/selftests/seccomp/Makefile
+++ b/tools/testing/selftests/seccomp/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
all:
include ../lib.mk
diff --git a/tools/testing/selftests/sigaltstack/sas.c b/tools/testing/selftests/sigaltstack/sas.c
index 97bb150837df..228c2ae47687 100644
--- a/tools/testing/selftests/sigaltstack/sas.c
+++ b/tools/testing/selftests/sigaltstack/sas.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Stas Sergeev <stsp@users.sourceforge.net>
*
diff --git a/tools/testing/selftests/splice/Makefile b/tools/testing/selftests/splice/Makefile
index 7e1187e007fa..e519b159b60d 100644
--- a/tools/testing/selftests/splice/Makefile
+++ b/tools/testing/selftests/splice/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
TEST_PROGS := default_file_splice_read.sh
TEST_GEN_PROGS_EXTENDED := default_file_splice_read
diff --git a/tools/testing/selftests/splice/default_file_splice_read.c b/tools/testing/selftests/splice/default_file_splice_read.c
index 01dd6091554c..a3c6e5672e09 100644
--- a/tools/testing/selftests/splice/default_file_splice_read.c
+++ b/tools/testing/selftests/splice/default_file_splice_read.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define _GNU_SOURCE
#include <fcntl.h>
diff --git a/tools/testing/selftests/splice/default_file_splice_read.sh b/tools/testing/selftests/splice/default_file_splice_read.sh
index 1ea2adeabc94..490db5a2e435 100755
--- a/tools/testing/selftests/splice/default_file_splice_read.sh
+++ b/tools/testing/selftests/splice/default_file_splice_read.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
n=`./default_file_splice_read </dev/null | wc -c`
test "$n" = 0 && exit 0
diff --git a/tools/testing/selftests/static_keys/test_static_keys.sh b/tools/testing/selftests/static_keys/test_static_keys.sh
index 1261e3fa1e3a..24cff498b31a 100755
--- a/tools/testing/selftests/static_keys/test_static_keys.sh
+++ b/tools/testing/selftests/static_keys/test_static_keys.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# Runs static keys kernel module tests
if /sbin/modprobe -q test_static_key_base; then
diff --git a/tools/testing/selftests/sync/Makefile b/tools/testing/selftests/sync/Makefile
index 8e04d0afcbd7..b3c8ba3cb668 100644
--- a/tools/testing/selftests/sync/Makefile
+++ b/tools/testing/selftests/sync/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
CFLAGS += -O2 -g -std=gnu89 -pthread -Wall -Wextra
CFLAGS += -I../../../../usr/include/
LDFLAGS += -pthread
diff --git a/tools/testing/selftests/tc-testing/tc-tests/filters/tests.json b/tools/testing/selftests/tc-testing/tc-tests/filters/tests.json
index c727b96a59b0..5fa02d86b35f 100644
--- a/tools/testing/selftests/tc-testing/tc-tests/filters/tests.json
+++ b/tools/testing/selftests/tc-testing/tc-tests/filters/tests.json
@@ -17,5 +17,26 @@
"teardown": [
"$TC qdisc del dev $DEV1 ingress"
]
+ },
+ {
+ "id": "d052",
+ "name": "Add 1M filters with the same action",
+ "category": [
+ "filter",
+ "flower"
+ ],
+ "setup": [
+ "$TC qdisc add dev $DEV2 ingress",
+ "./tdc_batch.py $DEV2 $BATCH_FILE --share_action -n 1000000"
+ ],
+ "cmdUnderTest": "$TC -b $BATCH_FILE",
+ "expExitCode": "0",
+ "verifyCmd": "$TC actions list action gact",
+ "matchPattern": "action order 0: gact action drop.*index 1 ref 1000000 bind 1000000",
+ "matchCount": "1",
+ "teardown": [
+ "$TC qdisc del dev $DEV2 ingress",
+ "/bin/rm $BATCH_FILE"
+ ]
}
-] \ No newline at end of file
+]
diff --git a/tools/testing/selftests/tc-testing/tdc.py b/tools/testing/selftests/tc-testing/tdc.py
index cd61b7844c0d..b8462e1b74f9 100755
--- a/tools/testing/selftests/tc-testing/tdc.py
+++ b/tools/testing/selftests/tc-testing/tdc.py
@@ -1,4 +1,5 @@
#!/usr/bin/env python3
+# SPDX-License-Identifier: GPL-2.0
"""
tdc.py - Linux tc (Traffic Control) unit test driver
@@ -88,7 +89,7 @@ def prepare_env(cmdlist):
exit(1)
-def test_runner(filtered_tests):
+def test_runner(filtered_tests, args):
"""
Driver function for the unit tests.
@@ -105,6 +106,8 @@ def test_runner(filtered_tests):
for tidx in testlist:
result = True
tresult = ""
+ if "flower" in tidx["category"] and args.device == None:
+ continue
print("Test " + tidx["id"] + ": " + tidx["name"])
prepare_env(tidx["setup"])
(p, procout) = exec_cmd(tidx["cmdUnderTest"])
@@ -150,7 +153,11 @@ def ns_create():
exec_cmd(cmd, False)
cmd = 'ip link set $DEV0 up'
exec_cmd(cmd, False)
- cmd = 'ip -s $NS link set $DEV1 up'
+ cmd = 'ip -n $NS link set $DEV1 up'
+ exec_cmd(cmd, False)
+ cmd = 'ip link set $DEV2 netns $NS'
+ exec_cmd(cmd, False)
+ cmd = 'ip -n $NS link set $DEV2 up'
exec_cmd(cmd, False)
@@ -211,7 +218,8 @@ def set_args(parser):
help='Execute the single test case with specified ID')
parser.add_argument('-i', '--id', action='store_true', dest='gen_id',
help='Generate ID numbers for new test cases')
- return parser
+ parser.add_argument('-d', '--device',
+ help='Execute the test case in flower category')
return parser
@@ -225,6 +233,8 @@ def check_default_settings(args):
if args.path != None:
NAMES['TC'] = args.path
+ if args.device != None:
+ NAMES['DEV2'] = args.device
if not os.path.isfile(NAMES['TC']):
print("The specified tc path " + NAMES['TC'] + " does not exist.")
exit(1)
@@ -381,14 +391,17 @@ def set_operation_mode(args):
if (len(alltests) == 0):
print("Cannot find a test case with ID matching " + target_id)
exit(1)
- catresults = test_runner(alltests)
+ catresults = test_runner(alltests, args)
print("All test results: " + "\n\n" + catresults)
elif (len(target_category) > 0):
+ if (target_category == "flower") and args.device == None:
+ print("Please specify a NIC device (-d) to run category flower")
+ exit(1)
if (target_category not in ucat):
print("Specified category is not present in this file.")
exit(1)
else:
- catresults = test_runner(testcases[target_category])
+ catresults = test_runner(testcases[target_category], args)
print("Category " + target_category + "\n\n" + catresults)
ns_destroy()
diff --git a/tools/testing/selftests/tc-testing/tdc_batch.py b/tools/testing/selftests/tc-testing/tdc_batch.py
new file mode 100755
index 000000000000..707c6bfef689
--- /dev/null
+++ b/tools/testing/selftests/tc-testing/tdc_batch.py
@@ -0,0 +1,62 @@
+#!/usr/bin/python3
+
+"""
+tdc_batch.py - a script to generate TC batch file
+
+Copyright (C) 2017 Chris Mi <chrism@mellanox.com>
+"""
+
+import argparse
+
+parser = argparse.ArgumentParser(description='TC batch file generator')
+parser.add_argument("device", help="device name")
+parser.add_argument("file", help="batch file name")
+parser.add_argument("-n", "--number", type=int,
+ help="how many lines in batch file")
+parser.add_argument("-o", "--skip_sw",
+ help="skip_sw (offload), by default skip_hw",
+ action="store_true")
+parser.add_argument("-s", "--share_action",
+ help="all filters share the same action",
+ action="store_true")
+parser.add_argument("-p", "--prio",
+ help="all filters have different prio",
+ action="store_true")
+args = parser.parse_args()
+
+device = args.device
+file = open(args.file, 'w')
+
+number = 1
+if args.number:
+ number = args.number
+
+skip = "skip_hw"
+if args.skip_sw:
+ skip = "skip_sw"
+
+share_action = ""
+if args.share_action:
+ share_action = "index 1"
+
+prio = "prio 1"
+if args.prio:
+ prio = ""
+ if number > 0x4000:
+ number = 0x4000
+
+index = 0
+for i in range(0x100):
+ for j in range(0x100):
+ for k in range(0x100):
+ mac = ("%02x:%02x:%02x" % (i, j, k))
+ src_mac = "e4:11:00:" + mac
+ dst_mac = "e4:12:00:" + mac
+ cmd = ("filter add dev %s %s protocol ip parent ffff: flower %s "
+ "src_mac %s dst_mac %s action drop %s" %
+ (device, prio, skip, src_mac, dst_mac, share_action))
+ file.write("%s\n" % cmd)
+ index += 1
+ if index >= number:
+ file.close()
+ exit(0)
diff --git a/tools/testing/selftests/tc-testing/tdc_config.py b/tools/testing/selftests/tc-testing/tdc_config.py
index 01087375a7c3..eb188c729dd6 100644
--- a/tools/testing/selftests/tc-testing/tdc_config.py
+++ b/tools/testing/selftests/tc-testing/tdc_config.py
@@ -1,4 +1,5 @@
"""
+# SPDX-License-Identifier: GPL-2.0
tdc_config.py - tdc user-specified values
Copyright (C) 2017 Lucas Bates <lucasb@mojatatu.com>
@@ -12,6 +13,8 @@ NAMES = {
# Name of veth devices to be created for the namespace
'DEV0': 'v0p0',
'DEV1': 'v0p1',
+ 'DEV2': '',
+ 'BATCH_FILE': './batch.txt',
# Name of the namespace to use
'NS': 'tcut'
}
diff --git a/tools/testing/selftests/tc-testing/tdc_helper.py b/tools/testing/selftests/tc-testing/tdc_helper.py
index c3254f861fb2..ccf2d2458703 100644
--- a/tools/testing/selftests/tc-testing/tdc_helper.py
+++ b/tools/testing/selftests/tc-testing/tdc_helper.py
@@ -1,4 +1,5 @@
"""
+# SPDX-License-Identifier: GPL-2.0
tdc_helper.py - tdc helper functions
Copyright (C) 2017 Lucas Bates <lucasb@mojatatu.com>
diff --git a/tools/testing/selftests/timers/Makefile b/tools/testing/selftests/timers/Makefile
index ae4593115408..3496680981f2 100644
--- a/tools/testing/selftests/timers/Makefile
+++ b/tools/testing/selftests/timers/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
CFLAGS += -O3 -Wl,-no-as-needed -Wall
LDFLAGS += -lrt -lpthread -lm
diff --git a/tools/testing/selftests/user/test_user_copy.sh b/tools/testing/selftests/user/test_user_copy.sh
index 350107f40c1d..d60506fc77f8 100755
--- a/tools/testing/selftests/user/test_user_copy.sh
+++ b/tools/testing/selftests/user/test_user_copy.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
# Runs copy_to/from_user infrastructure using test_user_copy kernel module
if /sbin/modprobe -q test_user_copy; then
diff --git a/tools/testing/selftests/vDSO/Makefile b/tools/testing/selftests/vDSO/Makefile
index 706b68b1c372..3d5a62ff7d31 100644
--- a/tools/testing/selftests/vDSO/Makefile
+++ b/tools/testing/selftests/vDSO/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ifndef CROSS_COMPILE
CFLAGS := -std=gnu99
CFLAGS_vdso_standalone_test_x86 := -nostdlib -fno-asynchronous-unwind-tables -fno-stack-protector
diff --git a/tools/testing/selftests/vm/Makefile b/tools/testing/selftests/vm/Makefile
index cbb29e41ef2b..e49eca1915f8 100644
--- a/tools/testing/selftests/vm/Makefile
+++ b/tools/testing/selftests/vm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for vm selftests
ifndef OUTPUT
diff --git a/tools/testing/selftests/vm/compaction_test.c b/tools/testing/selftests/vm/compaction_test.c
index 6d1437f895b8..a65b016d4c13 100644
--- a/tools/testing/selftests/vm/compaction_test.c
+++ b/tools/testing/selftests/vm/compaction_test.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
*
* A test for the patch "Allow compaction of unevictable pages".
diff --git a/tools/testing/selftests/vm/hugepage-mmap.c b/tools/testing/selftests/vm/hugepage-mmap.c
index a10f310d2362..93f9e7b81331 100644
--- a/tools/testing/selftests/vm/hugepage-mmap.c
+++ b/tools/testing/selftests/vm/hugepage-mmap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* hugepage-mmap:
*
diff --git a/tools/testing/selftests/vm/hugepage-shm.c b/tools/testing/selftests/vm/hugepage-shm.c
index 0d0ef4fc0c04..e2527f32005b 100644
--- a/tools/testing/selftests/vm/hugepage-shm.c
+++ b/tools/testing/selftests/vm/hugepage-shm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* hugepage-shm:
*
diff --git a/tools/testing/selftests/vm/map_hugetlb.c b/tools/testing/selftests/vm/map_hugetlb.c
index 77687ab59f77..9b777fa95f09 100644
--- a/tools/testing/selftests/vm/map_hugetlb.c
+++ b/tools/testing/selftests/vm/map_hugetlb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Example of using hugepage memory in a user application using the mmap
* system call with MAP_HUGETLB flag. Before running this program make
diff --git a/tools/testing/selftests/vm/mlock-random-test.c b/tools/testing/selftests/vm/mlock-random-test.c
index 83de4f58d262..ff4d72eb74b9 100644
--- a/tools/testing/selftests/vm/mlock-random-test.c
+++ b/tools/testing/selftests/vm/mlock-random-test.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* It tests the mlock/mlock2() when they are invoked
* on randomly memory region.
diff --git a/tools/testing/selftests/vm/mlock2-tests.c b/tools/testing/selftests/vm/mlock2-tests.c
index e5dbc87b4297..4997b9222cfa 100644
--- a/tools/testing/selftests/vm/mlock2-tests.c
+++ b/tools/testing/selftests/vm/mlock2-tests.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define _GNU_SOURCE
#include <sys/mman.h>
#include <stdint.h>
diff --git a/tools/testing/selftests/vm/mlock2.h b/tools/testing/selftests/vm/mlock2.h
index 7ee062929d3e..2a6e76c226bc 100644
--- a/tools/testing/selftests/vm/mlock2.h
+++ b/tools/testing/selftests/vm/mlock2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <syscall.h>
#include <errno.h>
#include <stdio.h>
diff --git a/tools/testing/selftests/vm/on-fault-limit.c b/tools/testing/selftests/vm/on-fault-limit.c
index 7f96a5c2e292..634d87dfb2a4 100644
--- a/tools/testing/selftests/vm/on-fault-limit.c
+++ b/tools/testing/selftests/vm/on-fault-limit.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <sys/mman.h>
#include <stdio.h>
#include <unistd.h>
diff --git a/tools/testing/selftests/vm/run_vmtests b/tools/testing/selftests/vm/run_vmtests
index 07548a1fa901..cc826326de87 100755
--- a/tools/testing/selftests/vm/run_vmtests
+++ b/tools/testing/selftests/vm/run_vmtests
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
#please run as root
#we need 256M, below is the size in kB
diff --git a/tools/testing/selftests/vm/thuge-gen.c b/tools/testing/selftests/vm/thuge-gen.c
index 88a2ab535e01..361ef7192cc6 100644
--- a/tools/testing/selftests/vm/thuge-gen.c
+++ b/tools/testing/selftests/vm/thuge-gen.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Test selecting other page sizes for mmap/shmget.
Before running this huge pages for each huge page size must have been
diff --git a/tools/testing/selftests/vm/userfaultfd.c b/tools/testing/selftests/vm/userfaultfd.c
index a2c53a3d223d..de2f9ec8a87f 100644
--- a/tools/testing/selftests/vm/userfaultfd.c
+++ b/tools/testing/selftests/vm/userfaultfd.c
@@ -397,7 +397,7 @@ static void retry_copy_page(int ufd, struct uffdio_copy *uffdio_copy,
}
}
-static int copy_page(int ufd, unsigned long offset)
+static int __copy_page(int ufd, unsigned long offset, bool retry)
{
struct uffdio_copy uffdio_copy;
@@ -418,7 +418,7 @@ static int copy_page(int ufd, unsigned long offset)
fprintf(stderr, "UFFDIO_COPY unexpected copy %Ld\n",
uffdio_copy.copy), exit(1);
} else {
- if (test_uffdio_copy_eexist) {
+ if (test_uffdio_copy_eexist && retry) {
test_uffdio_copy_eexist = false;
retry_copy_page(ufd, &uffdio_copy, offset);
}
@@ -427,6 +427,16 @@ static int copy_page(int ufd, unsigned long offset)
return 0;
}
+static int copy_page_retry(int ufd, unsigned long offset)
+{
+ return __copy_page(ufd, offset, true);
+}
+
+static int copy_page(int ufd, unsigned long offset)
+{
+ return __copy_page(ufd, offset, false);
+}
+
static void *uffd_poll_thread(void *arg)
{
unsigned long cpu = (unsigned long) arg;
@@ -544,7 +554,7 @@ static void *background_thread(void *arg)
for (page_nr = cpu * nr_pages_per_cpu;
page_nr < (cpu+1) * nr_pages_per_cpu;
page_nr++)
- copy_page(uffd, page_nr * page_size);
+ copy_page_retry(uffd, page_nr * page_size);
return NULL;
}
@@ -779,7 +789,7 @@ static void retry_uffdio_zeropage(int ufd,
}
}
-static int uffdio_zeropage(int ufd, unsigned long offset)
+static int __uffdio_zeropage(int ufd, unsigned long offset, bool retry)
{
struct uffdio_zeropage uffdio_zeropage;
int ret;
@@ -814,7 +824,7 @@ static int uffdio_zeropage(int ufd, unsigned long offset)
fprintf(stderr, "UFFDIO_ZEROPAGE unexpected %Ld\n",
uffdio_zeropage.zeropage), exit(1);
} else {
- if (test_uffdio_zeropage_eexist) {
+ if (test_uffdio_zeropage_eexist && retry) {
test_uffdio_zeropage_eexist = false;
retry_uffdio_zeropage(ufd, &uffdio_zeropage,
offset);
@@ -830,6 +840,11 @@ static int uffdio_zeropage(int ufd, unsigned long offset)
return 0;
}
+static int uffdio_zeropage(int ufd, unsigned long offset)
+{
+ return __uffdio_zeropage(ufd, offset, false);
+}
+
/* exercise UFFDIO_ZEROPAGE */
static int userfaultfd_zeropage_test(void)
{
diff --git a/tools/testing/selftests/watchdog/Makefile b/tools/testing/selftests/watchdog/Makefile
index ee068511fd0b..6b5598b55252 100644
--- a/tools/testing/selftests/watchdog/Makefile
+++ b/tools/testing/selftests/watchdog/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
TEST_GEN_PROGS := watchdog-test
include ../lib.mk
diff --git a/tools/testing/selftests/watchdog/watchdog-test.c b/tools/testing/selftests/watchdog/watchdog-test.c
index a1391be2dc1e..6e290874b70e 100644
--- a/tools/testing/selftests/watchdog/watchdog-test.c
+++ b/tools/testing/selftests/watchdog/watchdog-test.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Watchdog Driver Test Program
*/
diff --git a/tools/testing/selftests/x86/Makefile b/tools/testing/selftests/x86/Makefile
index 97f187e2663f..7b1adeee4b0f 100644
--- a/tools/testing/selftests/x86/Makefile
+++ b/tools/testing/selftests/x86/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
all:
include ../lib.mk
@@ -20,7 +21,7 @@ BINARIES_64 := $(TARGETS_C_64BIT_ALL:%=%_64)
BINARIES_32 := $(patsubst %,$(OUTPUT)/%,$(BINARIES_32))
BINARIES_64 := $(patsubst %,$(OUTPUT)/%,$(BINARIES_64))
-CFLAGS := -O2 -g -std=gnu99 -pthread -Wall
+CFLAGS := -O2 -g -std=gnu99 -pthread -Wall -no-pie
UNAME_M := $(shell uname -m)
CAN_BUILD_I386 := $(shell ./check_cc.sh $(CC) trivial_32bit_program.c -m32)
diff --git a/tools/testing/selftests/x86/ioperm.c b/tools/testing/selftests/x86/ioperm.c
index b77313ba2ab1..01de41c1b725 100644
--- a/tools/testing/selftests/x86/ioperm.c
+++ b/tools/testing/selftests/x86/ioperm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ioperm.c - Test case for ioperm(2)
* Copyright (c) 2015 Andrew Lutomirski
diff --git a/tools/testing/selftests/x86/iopl.c b/tools/testing/selftests/x86/iopl.c
index c496ca97bc18..6aa27f34644c 100644
--- a/tools/testing/selftests/x86/iopl.c
+++ b/tools/testing/selftests/x86/iopl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* iopl.c - Test case for a Linux on Xen 64-bit bug
* Copyright (c) 2015 Andrew Lutomirski
diff --git a/tools/testing/selftests/x86/ldt_gdt.c b/tools/testing/selftests/x86/ldt_gdt.c
index b9a22f18566a..961e3ee26c27 100644
--- a/tools/testing/selftests/x86/ldt_gdt.c
+++ b/tools/testing/selftests/x86/ldt_gdt.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ldt_gdt.c - Test cases for LDT and GDT access
* Copyright (c) 2015 Andrew Lutomirski
diff --git a/tools/testing/selftests/x86/mpx-debug.h b/tools/testing/selftests/x86/mpx-debug.h
index 9230981f2e12..7546eba7f17a 100644
--- a/tools/testing/selftests/x86/mpx-debug.h
+++ b/tools/testing/selftests/x86/mpx-debug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _MPX_DEBUG_H
#define _MPX_DEBUG_H
diff --git a/tools/testing/selftests/x86/mpx-dig.c b/tools/testing/selftests/x86/mpx-dig.c
index ce85356d7e2e..c13607ef5c11 100644
--- a/tools/testing/selftests/x86/mpx-dig.c
+++ b/tools/testing/selftests/x86/mpx-dig.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Written by Dave Hansen <dave.hansen@intel.com>
*/
diff --git a/tools/testing/selftests/x86/mpx-hw.h b/tools/testing/selftests/x86/mpx-hw.h
index 093c190178a9..3f0093911f03 100644
--- a/tools/testing/selftests/x86/mpx-hw.h
+++ b/tools/testing/selftests/x86/mpx-hw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _MPX_HW_H
#define _MPX_HW_H
diff --git a/tools/testing/selftests/x86/mpx-mm.h b/tools/testing/selftests/x86/mpx-mm.h
index af706a5398f7..6dbdd66b8242 100644
--- a/tools/testing/selftests/x86/mpx-mm.h
+++ b/tools/testing/selftests/x86/mpx-mm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _MPX_MM_H
#define _MPX_MM_H
diff --git a/tools/testing/selftests/x86/pkey-helpers.h b/tools/testing/selftests/x86/pkey-helpers.h
index b20293956eec..3818f25391c2 100644
--- a/tools/testing/selftests/x86/pkey-helpers.h
+++ b/tools/testing/selftests/x86/pkey-helpers.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PKEYS_HELPER_H
#define _PKEYS_HELPER_H
#define _GNU_SOURCE
diff --git a/tools/testing/selftests/x86/protection_keys.c b/tools/testing/selftests/x86/protection_keys.c
index 23927845518d..555e43ca846b 100644
--- a/tools/testing/selftests/x86/protection_keys.c
+++ b/tools/testing/selftests/x86/protection_keys.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Tests x86 Memory Protection Keys (see Documentation/x86/protection-keys.txt)
*
diff --git a/tools/testing/selftests/x86/ptrace_syscall.c b/tools/testing/selftests/x86/ptrace_syscall.c
index eaea92439708..1ae1c5a7392e 100644
--- a/tools/testing/selftests/x86/ptrace_syscall.c
+++ b/tools/testing/selftests/x86/ptrace_syscall.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define _GNU_SOURCE
#include <sys/ptrace.h>
diff --git a/tools/testing/selftests/x86/raw_syscall_helper_32.S b/tools/testing/selftests/x86/raw_syscall_helper_32.S
index 534e71e35c6a..94410fa2b5ed 100644
--- a/tools/testing/selftests/x86/raw_syscall_helper_32.S
+++ b/tools/testing/selftests/x86/raw_syscall_helper_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.global sys32_helper
sys32_helper:
/* Args: syscall_args_32*, function pointer */
diff --git a/tools/testing/selftests/x86/test_FCMOV.c b/tools/testing/selftests/x86/test_FCMOV.c
index 4adcca0c80c4..6b5036fbb735 100644
--- a/tools/testing/selftests/x86/test_FCMOV.c
+++ b/tools/testing/selftests/x86/test_FCMOV.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#undef _GNU_SOURCE
#define _GNU_SOURCE 1
#undef __USE_GNU
diff --git a/tools/testing/selftests/x86/test_FCOMI.c b/tools/testing/selftests/x86/test_FCOMI.c
index db4933e31af9..aec6692c6dcf 100644
--- a/tools/testing/selftests/x86/test_FCOMI.c
+++ b/tools/testing/selftests/x86/test_FCOMI.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#undef _GNU_SOURCE
#define _GNU_SOURCE 1
#undef __USE_GNU
diff --git a/tools/testing/selftests/x86/test_FISTTP.c b/tools/testing/selftests/x86/test_FISTTP.c
index b8e61a047f6b..09789c0ce3e9 100644
--- a/tools/testing/selftests/x86/test_FISTTP.c
+++ b/tools/testing/selftests/x86/test_FISTTP.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#undef _GNU_SOURCE
#define _GNU_SOURCE 1
#undef __USE_GNU
diff --git a/tools/testing/selftests/x86/test_vdso.c b/tools/testing/selftests/x86/test_vdso.c
index 65d7a2bf7e14..29973cde06d3 100644
--- a/tools/testing/selftests/x86/test_vdso.c
+++ b/tools/testing/selftests/x86/test_vdso.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ldt_gdt.c - Test cases for LDT and GDT access
* Copyright (c) 2011-2015 Andrew Lutomirski
diff --git a/tools/testing/selftests/zram/Makefile b/tools/testing/selftests/zram/Makefile
index c3a87e5f9d36..7f78eb1b59cb 100644
--- a/tools/testing/selftests/zram/Makefile
+++ b/tools/testing/selftests/zram/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
all:
TEST_PROGS := zram.sh
diff --git a/tools/testing/selftests/zram/zram.sh b/tools/testing/selftests/zram/zram.sh
index 683a292e3290..754de7da426a 100755
--- a/tools/testing/selftests/zram/zram.sh
+++ b/tools/testing/selftests/zram/zram.sh
@@ -1,4 +1,5 @@
#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
TCID="zram.sh"
. ./zram_lib.sh
diff --git a/tools/thermal/tmon/Makefile b/tools/thermal/tmon/Makefile
index 3a961e998281..21169322baea 100644
--- a/tools/thermal/tmon/Makefile
+++ b/tools/thermal/tmon/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
VERSION = 1.0
BINDIR=usr/bin
diff --git a/tools/thermal/tmon/tmon.8 b/tools/thermal/tmon/tmon.8
index 02d5179803aa..2f122de5841b 100644
--- a/tools/thermal/tmon/tmon.8
+++ b/tools/thermal/tmon/tmon.8
@@ -1,4 +1,5 @@
.TH TMON 8
+# SPDX-License-Identifier: GPL-2.0
.SH NAME
\fBtmon\fP - A monitoring and testing tool for Linux kernel thermal subsystem
diff --git a/tools/usb/Makefile b/tools/usb/Makefile
index acf2165c04e6..4e6506078494 100644
--- a/tools/usb/Makefile
+++ b/tools/usb/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for USB tools
CC = $(CROSS_COMPILE)gcc
diff --git a/tools/usb/ffs-aio-example/multibuff/host_app/Makefile b/tools/usb/ffs-aio-example/multibuff/host_app/Makefile
index 8c4a6f0aa82d..df36e4c28f61 100644
--- a/tools/usb/ffs-aio-example/multibuff/host_app/Makefile
+++ b/tools/usb/ffs-aio-example/multibuff/host_app/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
CC = gcc
LIBUSB_CFLAGS = $(shell pkg-config --cflags libusb-1.0)
LIBUSB_LIBS = $(shell pkg-config --libs libusb-1.0)
diff --git a/tools/usb/hcd-tests.sh b/tools/usb/hcd-tests.sh
index b30b3dc4c788..e8cad6a4f9c9 100644
--- a/tools/usb/hcd-tests.sh
+++ b/tools/usb/hcd-tests.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
#
# test types can be passed on the command line:
#
diff --git a/tools/usb/usbip/Makefile.am b/tools/usb/usbip/Makefile.am
index 66f8bf038c9f..da3a430849a8 100644
--- a/tools/usb/usbip/Makefile.am
+++ b/tools/usb/usbip/Makefile.am
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
SUBDIRS := libsrc src
includedir = @includedir@/usbip
include_HEADERS := $(addprefix libsrc/, \
diff --git a/tools/usb/usbip/cleanup.sh b/tools/usb/usbip/cleanup.sh
index 955c3ccb729a..8028c3a5c22b 100755
--- a/tools/usb/usbip/cleanup.sh
+++ b/tools/usb/usbip/cleanup.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
if [ -r Makefile ]; then
make distclean
diff --git a/tools/usb/usbip/libsrc/Makefile.am b/tools/usb/usbip/libsrc/Makefile.am
index 90daf95c0804..dabd2c91d311 100644
--- a/tools/usb/usbip/libsrc/Makefile.am
+++ b/tools/usb/usbip/libsrc/Makefile.am
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
libusbip_la_CPPFLAGS = -DUSBIDS_FILE='"@USBIDS_DIR@/usb.ids"'
libusbip_la_CFLAGS = @EXTRA_CFLAGS@
libusbip_la_LDFLAGS = -version-info @LIBUSBIP_VERSION@
diff --git a/tools/usb/usbip/libsrc/list.h b/tools/usb/usbip/libsrc/list.h
index 5eaaa78e2c6a..a941671e4900 100644
--- a/tools/usb/usbip/libsrc/list.h
+++ b/tools/usb/usbip/libsrc/list.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LIST_H
#define _LIST_H
diff --git a/tools/usb/usbip/libsrc/sysfs_utils.c b/tools/usb/usbip/libsrc/sysfs_utils.c
index 36ac88ece0b8..14d5e67d398a 100644
--- a/tools/usb/usbip/libsrc/sysfs_utils.c
+++ b/tools/usb/usbip/libsrc/sysfs_utils.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
diff --git a/tools/usb/usbip/libsrc/sysfs_utils.h b/tools/usb/usbip/libsrc/sysfs_utils.h
index 32ac1d105d18..0cd5f17e7eb2 100644
--- a/tools/usb/usbip/libsrc/sysfs_utils.h
+++ b/tools/usb/usbip/libsrc/sysfs_utils.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SYSFS_UTILS_H
#define __SYSFS_UTILS_H
diff --git a/tools/usb/usbip/libsrc/usbip_common.c b/tools/usb/usbip/libsrc/usbip_common.c
index 1517a232ab18..001bb8e8f668 100644
--- a/tools/usb/usbip/libsrc/usbip_common.c
+++ b/tools/usb/usbip/libsrc/usbip_common.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2005-2007 Takahiro Hirofuchi
*/
diff --git a/tools/usb/usbip/libsrc/usbip_common.h b/tools/usb/usbip/libsrc/usbip_common.h
index 51ef5fe485dd..e45ec9d2fdbc 100644
--- a/tools/usb/usbip/libsrc/usbip_common.h
+++ b/tools/usb/usbip/libsrc/usbip_common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2005-2007 Takahiro Hirofuchi
*/
diff --git a/tools/usb/usbip/libsrc/vhci_driver.c b/tools/usb/usbip/libsrc/vhci_driver.c
index 9bd2cd71645d..5727dfb15a83 100644
--- a/tools/usb/usbip/libsrc/vhci_driver.c
+++ b/tools/usb/usbip/libsrc/vhci_driver.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2005-2007 Takahiro Hirofuchi
*/
diff --git a/tools/usb/usbip/libsrc/vhci_driver.h b/tools/usb/usbip/libsrc/vhci_driver.h
index 4898d3bafb10..418b404d5121 100644
--- a/tools/usb/usbip/libsrc/vhci_driver.h
+++ b/tools/usb/usbip/libsrc/vhci_driver.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2005-2007 Takahiro Hirofuchi
*/
diff --git a/tools/usb/usbip/src/Makefile.am b/tools/usb/usbip/src/Makefile.am
index e81a4ebadeff..e26f39e0579d 100644
--- a/tools/usb/usbip/src/Makefile.am
+++ b/tools/usb/usbip/src/Makefile.am
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
AM_CPPFLAGS = -I$(top_srcdir)/libsrc -DUSBIDS_FILE='"@USBIDS_DIR@/usb.ids"'
AM_CFLAGS = @EXTRA_CFLAGS@
LDADD = $(top_builddir)/libsrc/libusbip.la
diff --git a/tools/usb/usbip/src/usbip_network.h b/tools/usb/usbip/src/usbip_network.h
index c1e875cf1078..7032687621d3 100644
--- a/tools/usb/usbip/src/usbip_network.h
+++ b/tools/usb/usbip/src/usbip_network.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2005-2007 Takahiro Hirofuchi
*/
diff --git a/tools/virtio/Makefile b/tools/virtio/Makefile
index 39c89a5ea990..8e2a908115c2 100644
--- a/tools/virtio/Makefile
+++ b/tools/virtio/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
all: test mod
test: virtio_test vringh_test
virtio_test: virtio_ring.o virtio_test.o
diff --git a/tools/virtio/asm/barrier.h b/tools/virtio/asm/barrier.h
index ba34f9e96efd..0ac3caf90877 100644
--- a/tools/virtio/asm/barrier.h
+++ b/tools/virtio/asm/barrier.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#if defined(__i386__) || defined(__x86_64__)
#define barrier() asm volatile("" ::: "memory")
#define virt_mb() __sync_synchronize()
diff --git a/tools/virtio/linux/bug.h b/tools/virtio/linux/bug.h
index fb94f0787c47..b14c2c3b6b85 100644
--- a/tools/virtio/linux/bug.h
+++ b/tools/virtio/linux/bug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BUG_H
#define BUG_H
diff --git a/tools/virtio/linux/compiler.h b/tools/virtio/linux/compiler.h
index c9ccfd42ec13..903dc9c4bd11 100644
--- a/tools/virtio/linux/compiler.h
+++ b/tools/virtio/linux/compiler.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_COMPILER_H
#define LINUX_COMPILER_H
diff --git a/tools/virtio/linux/dma-mapping.h b/tools/virtio/linux/dma-mapping.h
index 18601f6689b9..1571e24e9494 100644
--- a/tools/virtio/linux/dma-mapping.h
+++ b/tools/virtio/linux/dma-mapping.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_DMA_MAPPING_H
#define _LINUX_DMA_MAPPING_H
diff --git a/tools/virtio/linux/err.h b/tools/virtio/linux/err.h
index e32eff8b2a14..0943c644a701 100644
--- a/tools/virtio/linux/err.h
+++ b/tools/virtio/linux/err.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ERR_H
#define ERR_H
#define MAX_ERRNO 4095
diff --git a/tools/virtio/linux/kernel.h b/tools/virtio/linux/kernel.h
index d9554fc3f340..395521a7a8d8 100644
--- a/tools/virtio/linux/kernel.h
+++ b/tools/virtio/linux/kernel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef KERNEL_H
#define KERNEL_H
#include <stdbool.h>
diff --git a/tools/virtio/linux/module.h b/tools/virtio/linux/module.h
index 28ce95a05997..9dfa96fea2b2 100644
--- a/tools/virtio/linux/module.h
+++ b/tools/virtio/linux/module.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/export.h>
#define MODULE_LICENSE(__MODULE_LICENSE_value) \
diff --git a/tools/virtio/linux/scatterlist.h b/tools/virtio/linux/scatterlist.h
index 68c9e2adc996..9a45f90e2d08 100644
--- a/tools/virtio/linux/scatterlist.h
+++ b/tools/virtio/linux/scatterlist.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef SCATTERLIST_H
#define SCATTERLIST_H
#include <linux/kernel.h>
diff --git a/tools/virtio/linux/slab.h b/tools/virtio/linux/slab.h
index 7e1c1197d439..319dcaa07755 100644
--- a/tools/virtio/linux/slab.h
+++ b/tools/virtio/linux/slab.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_SLAB_H
#define GFP_KERNEL 0
#define GFP_ATOMIC 0
diff --git a/tools/virtio/linux/uaccess.h b/tools/virtio/linux/uaccess.h
index fa05d01b2c90..991dfb263998 100644
--- a/tools/virtio/linux/uaccess.h
+++ b/tools/virtio/linux/uaccess.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef UACCESS_H
#define UACCESS_H
diff --git a/tools/virtio/linux/virtio.h b/tools/virtio/linux/virtio.h
index d8f534025b7f..b751350d4ce8 100644
--- a/tools/virtio/linux/virtio.h
+++ b/tools/virtio/linux/virtio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_VIRTIO_H
#define LINUX_VIRTIO_H
#include <linux/scatterlist.h>
diff --git a/tools/virtio/linux/virtio_byteorder.h b/tools/virtio/linux/virtio_byteorder.h
index 9de9e6ac1d10..5b50f7eebd9c 100644
--- a/tools/virtio/linux/virtio_byteorder.h
+++ b/tools/virtio/linux/virtio_byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_VIRTIO_BYTEORDER_STUB_H
#define _LINUX_VIRTIO_BYTEORDER_STUB_H
diff --git a/tools/virtio/linux/virtio_config.h b/tools/virtio/linux/virtio_config.h
index 9ba11815e0a1..dbf14c1e2188 100644
--- a/tools/virtio/linux/virtio_config.h
+++ b/tools/virtio/linux/virtio_config.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/virtio_byteorder.h>
#include <linux/virtio.h>
#include <uapi/linux/virtio_config.h>
diff --git a/tools/virtio/ringtest/Makefile b/tools/virtio/ringtest/Makefile
index c012edbdb13b..85c98c2810fb 100644
--- a/tools/virtio/ringtest/Makefile
+++ b/tools/virtio/ringtest/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
all:
all: ring virtio_ring_0_9 virtio_ring_poll virtio_ring_inorder ptr_ring noring
diff --git a/tools/virtio/ringtest/noring.c b/tools/virtio/ringtest/noring.c
index b8d1c1daac7c..ce2440d5ca93 100644
--- a/tools/virtio/ringtest/noring.c
+++ b/tools/virtio/ringtest/noring.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define _GNU_SOURCE
#include "main.h"
#include <assert.h>
diff --git a/tools/virtio/ringtest/ptr_ring.c b/tools/virtio/ringtest/ptr_ring.c
index 7b22f1b20652..38bb171aceba 100644
--- a/tools/virtio/ringtest/ptr_ring.c
+++ b/tools/virtio/ringtest/ptr_ring.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define _GNU_SOURCE
#include "main.h"
#include <stdlib.h>
diff --git a/tools/virtio/ringtest/run-on-all.sh b/tools/virtio/ringtest/run-on-all.sh
index 29b0d3920bfc..dcc3ea758f48 100755
--- a/tools/virtio/ringtest/run-on-all.sh
+++ b/tools/virtio/ringtest/run-on-all.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
CPUS_ONLINE=$(lscpu --online -p=cpu|grep -v -e '#')
#use last CPU for host. Why not the first?
diff --git a/tools/virtio/uapi/linux/virtio_ring.h b/tools/virtio/uapi/linux/virtio_ring.h
index 4d99c78234d3..cf50b2e5ff02 100644
--- a/tools/virtio/uapi/linux/virtio_ring.h
+++ b/tools/virtio/uapi/linux/virtio_ring.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef VIRTIO_RING_H
#define VIRTIO_RING_H
#include "../../../../include/uapi/linux/virtio_ring.h"
diff --git a/tools/virtio/virtio-trace/Makefile b/tools/virtio/virtio-trace/Makefile
index 0d2381633475..7843ebcda71d 100644
--- a/tools/virtio/virtio-trace/Makefile
+++ b/tools/virtio/virtio-trace/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
CC = gcc
CFLAGS = -O2 -Wall -pthread
diff --git a/tools/virtio/virtio-trace/trace-agent.h b/tools/virtio/virtio-trace/trace-agent.h
index 8de79bfeaa73..e67885969f0e 100644
--- a/tools/virtio/virtio-trace/trace-agent.h
+++ b/tools/virtio/virtio-trace/trace-agent.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __TRACE_AGENT_H__
#define __TRACE_AGENT_H__
#include <pthread.h>
diff --git a/tools/virtio/virtio_test.c b/tools/virtio/virtio_test.c
index 0fecaec90d0d..b427def67e7e 100644
--- a/tools/virtio/virtio_test.c
+++ b/tools/virtio/virtio_test.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define _GNU_SOURCE
#include <getopt.h>
#include <string.h>
diff --git a/tools/virtio/vringh_test.c b/tools/virtio/vringh_test.c
index 9476c616d064..293653463303 100644
--- a/tools/virtio/vringh_test.c
+++ b/tools/virtio/vringh_test.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Simple test of virtio code, entirely in userpsace. */
#define _GNU_SOURCE
#include <sched.h>
diff --git a/tools/vm/Makefile b/tools/vm/Makefile
index 006029456988..be320b905ea7 100644
--- a/tools/vm/Makefile
+++ b/tools/vm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for vm tools
#
TARGETS=page-types slabinfo page_owner_sort
diff --git a/tools/vm/page_owner_sort.c b/tools/vm/page_owner_sort.c
index f1c055f3c243..18fc112b65cd 100644
--- a/tools/vm/page_owner_sort.c
+++ b/tools/vm/page_owner_sort.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* User-space helper to sort the output of /sys/kernel/debug/page_owner
*
diff --git a/tools/vm/slabinfo.c b/tools/vm/slabinfo.c
index b9d34b37c017..b0b7ef6d0de1 100644
--- a/tools/vm/slabinfo.c
+++ b/tools/vm/slabinfo.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Slabinfo: Tool to get reports about slabs
*
diff --git a/usr/Kconfig b/usr/Kconfig
index d53112fdbf5a..43658b8a975e 100644
--- a/usr/Kconfig
+++ b/usr/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Configuration for initramfs
#
diff --git a/usr/Makefile b/usr/Makefile
index 0b87e71c00fc..237a028693ce 100644
--- a/usr/Makefile
+++ b/usr/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# kbuild file for usr/ - including initramfs image
#
@@ -7,6 +8,7 @@ PHONY += klibcdirs
suffix_y = $(subst $\",,$(CONFIG_INITRAMFS_COMPRESSION))
datafile_y = initramfs_data.cpio$(suffix_y)
+datafile_d_y = .$(datafile_y).d
AFLAGS_initramfs_data.o += -DINITRAMFS_IMAGE="usr/$(datafile_y)"
@@ -29,12 +31,12 @@ ramfs-args := \
$(if $(CONFIG_INITRAMFS_ROOT_UID), -u $(CONFIG_INITRAMFS_ROOT_UID)) \
$(if $(CONFIG_INITRAMFS_ROOT_GID), -g $(CONFIG_INITRAMFS_ROOT_GID))
-# .initramfs_data.cpio.d is used to identify all files included
+# $(datafile_d_y) is used to identify all files included
# in initramfs and to detect if any files are added/removed.
# Removed files are identified by directory timestamp being updated
# The dependency list is generated by gen_initramfs.sh -l
-ifneq ($(wildcard $(obj)/.initramfs_data.cpio.d),)
- include $(obj)/.initramfs_data.cpio.d
+ifneq ($(wildcard $(obj)/$(datafile_d_y)),)
+ include $(obj)/$(datafile_d_y)
endif
quiet_cmd_initfs = GEN $@
@@ -52,5 +54,5 @@ $(deps_initramfs): klibcdirs
# 3) If gen_init_cpio are newer than initramfs_data.cpio
# 4) arguments to gen_initramfs.sh changes
$(obj)/$(datafile_y): $(obj)/gen_init_cpio $(deps_initramfs) klibcdirs
- $(Q)$(initramfs) -l $(ramfs-input) > $(obj)/.initramfs_data.cpio.d
+ $(Q)$(initramfs) -l $(ramfs-input) > $(obj)/$(datafile_d_y)
$(call if_changed,initfs)
diff --git a/usr/gen_init_cpio.c b/usr/gen_init_cpio.c
index 225ad244cf88..03b21189d58b 100644
--- a/usr/gen_init_cpio.c
+++ b/usr/gen_init_cpio.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
diff --git a/usr/initramfs_data.S b/usr/initramfs_data.S
index c14322d1c0cf..10d325e24566 100644
--- a/usr/initramfs_data.S
+++ b/usr/initramfs_data.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
initramfs_data includes the compressed binary that is the
filesystem used for early user space.
diff --git a/virt/kvm/Kconfig b/virt/kvm/Kconfig
index b0cc1a34db27..70691c08e1ed 100644
--- a/virt/kvm/Kconfig
+++ b/virt/kvm/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# KVM common configuration items and defaults
config HAVE_KVM
diff --git a/virt/kvm/arm/arm.c b/virt/kvm/arm/arm.c
index b9f68e4add71..95cba0799828 100644
--- a/virt/kvm/arm/arm.c
+++ b/virt/kvm/arm/arm.c
@@ -1326,21 +1326,12 @@ static void teardown_hyp_mode(void)
{
int cpu;
- if (is_kernel_in_hyp_mode())
- return;
-
free_hyp_pgds();
for_each_possible_cpu(cpu)
free_page(per_cpu(kvm_arm_hyp_stack_page, cpu));
hyp_cpu_pm_exit();
}
-static int init_vhe_mode(void)
-{
- kvm_info("VHE mode initialized successfully\n");
- return 0;
-}
-
/**
* Inits Hyp-mode on all online CPUs
*/
@@ -1421,8 +1412,6 @@ static int init_hyp_mode(void)
}
}
- kvm_info("Hyp mode initialized successfully\n");
-
return 0;
out_err:
@@ -1456,6 +1445,7 @@ int kvm_arch_init(void *opaque)
{
int err;
int ret, cpu;
+ bool in_hyp_mode;
if (!is_hyp_mode_available()) {
kvm_err("HYP mode not available\n");
@@ -1474,21 +1464,28 @@ int kvm_arch_init(void *opaque)
if (err)
return err;
- if (is_kernel_in_hyp_mode())
- err = init_vhe_mode();
- else
+ in_hyp_mode = is_kernel_in_hyp_mode();
+
+ if (!in_hyp_mode) {
err = init_hyp_mode();
- if (err)
- goto out_err;
+ if (err)
+ goto out_err;
+ }
err = init_subsystems();
if (err)
goto out_hyp;
+ if (in_hyp_mode)
+ kvm_info("VHE mode initialized successfully\n");
+ else
+ kvm_info("Hyp mode initialized successfully\n");
+
return 0;
out_hyp:
- teardown_hyp_mode();
+ if (!in_hyp_mode)
+ teardown_hyp_mode();
out_err:
teardown_common_resources();
return err;
diff --git a/virt/kvm/arm/trace.h b/virt/kvm/arm/trace.h
index f7dc5ddd6847..e53b596f483b 100644
--- a/virt/kvm/arm/trace.h
+++ b/virt/kvm/arm/trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#if !defined(_TRACE_KVM_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_KVM_H
diff --git a/virt/kvm/arm/vgic/trace.h b/virt/kvm/arm/vgic/trace.h
index ed3229282888..55fed77a9f73 100644
--- a/virt/kvm/arm/vgic/trace.h
+++ b/virt/kvm/arm/vgic/trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#if !defined(_TRACE_VGIC_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_VGIC_H
diff --git a/virt/kvm/arm/vgic/vgic-its.c b/virt/kvm/arm/vgic/vgic-its.c
index f51c1e1b3f70..547f12dc4d54 100644
--- a/virt/kvm/arm/vgic/vgic-its.c
+++ b/virt/kvm/arm/vgic/vgic-its.c
@@ -1466,6 +1466,16 @@ static void vgic_mmio_write_its_ctlr(struct kvm *kvm, struct vgic_its *its,
{
mutex_lock(&its->cmd_lock);
+ /*
+ * It is UNPREDICTABLE to enable the ITS if any of the CBASER or
+ * device/collection BASER are invalid
+ */
+ if (!its->enabled && (val & GITS_CTLR_ENABLE) &&
+ (!(its->baser_device_table & GITS_BASER_VALID) ||
+ !(its->baser_coll_table & GITS_BASER_VALID) ||
+ !(its->cbaser & GITS_CBASER_VALID)))
+ goto out;
+
its->enabled = !!(val & GITS_CTLR_ENABLE);
/*
@@ -1474,6 +1484,7 @@ static void vgic_mmio_write_its_ctlr(struct kvm *kvm, struct vgic_its *its,
*/
vgic_its_process_commands(kvm, its);
+out:
mutex_unlock(&its->cmd_lock);
}
@@ -1801,37 +1812,33 @@ typedef int (*entry_fn_t)(struct vgic_its *its, u32 id, void *entry,
static int scan_its_table(struct vgic_its *its, gpa_t base, int size, int esz,
int start_id, entry_fn_t fn, void *opaque)
{
- void *entry = kzalloc(esz, GFP_KERNEL);
struct kvm *kvm = its->dev->kvm;
unsigned long len = size;
int id = start_id;
gpa_t gpa = base;
+ char entry[esz];
int ret;
+ memset(entry, 0, esz);
+
while (len > 0) {
int next_offset;
size_t byte_offset;
ret = kvm_read_guest(kvm, gpa, entry, esz);
if (ret)
- goto out;
+ return ret;
next_offset = fn(its, id, entry, opaque);
- if (next_offset <= 0) {
- ret = next_offset;
- goto out;
- }
+ if (next_offset <= 0)
+ return next_offset;
byte_offset = next_offset * esz;
id += next_offset;
gpa += byte_offset;
len -= byte_offset;
}
- ret = 1;
-
-out:
- kfree(entry);
- return ret;
+ return 1;
}
/**
@@ -1940,6 +1947,14 @@ static int vgic_its_save_itt(struct vgic_its *its, struct its_device *device)
return 0;
}
+/**
+ * vgic_its_restore_itt - restore the ITT of a device
+ *
+ * @its: its handle
+ * @dev: device handle
+ *
+ * Return 0 on success, < 0 on error
+ */
static int vgic_its_restore_itt(struct vgic_its *its, struct its_device *dev)
{
const struct vgic_its_abi *abi = vgic_its_get_abi(its);
@@ -1951,6 +1966,10 @@ static int vgic_its_restore_itt(struct vgic_its *its, struct its_device *dev)
ret = scan_its_table(its, base, max_size, ite_esz, 0,
vgic_its_restore_ite, dev);
+ /* scan_its_table returns +1 if all ITEs are invalid */
+ if (ret > 0)
+ ret = 0;
+
return ret;
}
@@ -2048,11 +2067,12 @@ static int vgic_its_device_cmp(void *priv, struct list_head *a,
static int vgic_its_save_device_tables(struct vgic_its *its)
{
const struct vgic_its_abi *abi = vgic_its_get_abi(its);
+ u64 baser = its->baser_device_table;
struct its_device *dev;
int dte_esz = abi->dte_esz;
- u64 baser;
- baser = its->baser_device_table;
+ if (!(baser & GITS_BASER_VALID))
+ return 0;
list_sort(NULL, &its->device_list, vgic_its_device_cmp);
@@ -2107,10 +2127,7 @@ static int handle_l1_dte(struct vgic_its *its, u32 id, void *addr,
ret = scan_its_table(its, gpa, SZ_64K, dte_esz,
l2_start_id, vgic_its_restore_dte, NULL);
- if (ret <= 0)
- return ret;
-
- return 1;
+ return ret;
}
/**
@@ -2140,8 +2157,9 @@ static int vgic_its_restore_device_tables(struct vgic_its *its)
vgic_its_restore_dte, NULL);
}
+ /* scan_its_table returns +1 if all entries are invalid */
if (ret > 0)
- ret = -EINVAL;
+ ret = 0;
return ret;
}
@@ -2198,17 +2216,17 @@ static int vgic_its_restore_cte(struct vgic_its *its, gpa_t gpa, int esz)
static int vgic_its_save_collection_table(struct vgic_its *its)
{
const struct vgic_its_abi *abi = vgic_its_get_abi(its);
+ u64 baser = its->baser_coll_table;
+ gpa_t gpa = BASER_ADDRESS(baser);
struct its_collection *collection;
u64 val;
- gpa_t gpa;
size_t max_size, filled = 0;
int ret, cte_esz = abi->cte_esz;
- gpa = BASER_ADDRESS(its->baser_coll_table);
- if (!gpa)
+ if (!(baser & GITS_BASER_VALID))
return 0;
- max_size = GITS_BASER_NR_PAGES(its->baser_coll_table) * SZ_64K;
+ max_size = GITS_BASER_NR_PAGES(baser) * SZ_64K;
list_for_each_entry(collection, &its->collection_list, coll_list) {
ret = vgic_its_save_cte(its, collection, gpa, cte_esz);
@@ -2239,17 +2257,18 @@ static int vgic_its_save_collection_table(struct vgic_its *its)
static int vgic_its_restore_collection_table(struct vgic_its *its)
{
const struct vgic_its_abi *abi = vgic_its_get_abi(its);
+ u64 baser = its->baser_coll_table;
int cte_esz = abi->cte_esz;
size_t max_size, read = 0;
gpa_t gpa;
int ret;
- if (!(its->baser_coll_table & GITS_BASER_VALID))
+ if (!(baser & GITS_BASER_VALID))
return 0;
- gpa = BASER_ADDRESS(its->baser_coll_table);
+ gpa = BASER_ADDRESS(baser);
- max_size = GITS_BASER_NR_PAGES(its->baser_coll_table) * SZ_64K;
+ max_size = GITS_BASER_NR_PAGES(baser) * SZ_64K;
while (read < max_size) {
ret = vgic_its_restore_cte(its, gpa, cte_esz);
@@ -2258,6 +2277,10 @@ static int vgic_its_restore_collection_table(struct vgic_its *its)
gpa += cte_esz;
read += cte_esz;
}
+
+ if (ret > 0)
+ return 0;
+
return ret;
}
diff --git a/virt/kvm/coalesced_mmio.c b/virt/kvm/coalesced_mmio.c
index 571c1ce37d15..9e65feb6fa58 100644
--- a/virt/kvm/coalesced_mmio.c
+++ b/virt/kvm/coalesced_mmio.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* KVM coalesced MMIO
*
diff --git a/virt/kvm/coalesced_mmio.h b/virt/kvm/coalesced_mmio.h
index 6bca74ca5331..36f84264ed25 100644
--- a/virt/kvm/coalesced_mmio.h
+++ b/virt/kvm/coalesced_mmio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __KVM_COALESCED_MMIO_H__
#define __KVM_COALESCED_MMIO_H__
diff --git a/virt/kvm/vfio.h b/virt/kvm/vfio.h
index ab88c7dc0514..e130a4a03530 100644
--- a/virt/kvm/vfio.h
+++ b/virt/kvm/vfio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __KVM_VFIO_H
#define __KVM_VFIO_H