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2018-08-14Merge tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linuxLinus Torvalds1-2/+2
Pull arm64 updates from Will Deacon: "A bunch of good stuff in here. Worth noting is that we've pulled in the x86/mm branch from -tip so that we can make use of the core ioremap changes which allow us to put down huge mappings in the vmalloc area without screwing up the TLB. Much of the positive diffstat is because of the rseq selftest for arm64. Summary: - Wire up support for qspinlock, replacing our trusty ticket lock code - Add an IPI to flush_icache_range() to ensure that stale instructions fetched into the pipeline are discarded along with the I-cache lines - Support for the GCC "stackleak" plugin - Support for restartable sequences, plus an arm64 port for the selftest - Kexec/kdump support on systems booting with ACPI - Rewrite of our syscall entry code in C, which allows us to zero the GPRs on entry from userspace - Support for chained PMU counters, allowing 64-bit event counters to be constructed on current CPUs - Ensure scheduler topology information is kept up-to-date with CPU hotplug events - Re-enable support for huge vmalloc/IO mappings now that the core code has the correct hooks to use break-before-make sequences - Miscellaneous, non-critical fixes and cleanups" * tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux: (90 commits) arm64: alternative: Use true and false for boolean values arm64: kexec: Add comment to explain use of __flush_icache_range() arm64: sdei: Mark sdei stack helper functions as static arm64, kaslr: export offset in VMCOREINFO ELF notes arm64: perf: Add cap_user_time aarch64 efi/libstub: Only disable stackleak plugin for arm64 arm64: drop unused kernel_neon_begin_partial() macro arm64: kexec: machine_kexec should call __flush_icache_range arm64: svc: Ensure hardirq tracing is updated before return arm64: mm: Export __sync_icache_dcache() for xen-privcmd drivers/perf: arm-ccn: Use devm_ioremap_resource() to map memory arm64: Add support for STACKLEAK gcc plugin arm64: Add stack information to on_accessible_stack drivers/perf: hisi: update the sccl_id/ccl_id when MT is supported arm64: fix ACPI dependencies rseq/selftests: Add support for arm64 arm64: acpi: fix alignment fault in accessing ACPI efi/arm: map UEFI memory map even w/o runtime services enabled efi/arm: preserve early mapping of UEFI memory map longer for BGRT drivers: acpi: add dependency of EFI for arm64 ...
2018-08-14Merge tag 'docs-4.19' of git://git.lwn.net/linuxLinus Torvalds2-10/+16
Pull documentation update from Jonathan Corbet: "This was a moderately busy cycle for docs, with the usual collection of small fixes and updates. We also have new ktime_get_*() docs from Arnd, some kernel-doc fixes, a new set of Italian translations (non so se vale la pena, ma non fa male - speriamo bene), and some extensive early memory-management documentation improvements from Mike Rapoport" * tag 'docs-4.19' of git://git.lwn.net/linux: (52 commits) Documentation: corrections to console/console.txt Documentation: add ioctl number entry for v4l2-subdev.h Remove gendered language from management style documentation scripts/kernel-doc: Escape all literal braces in regexes docs/mm: add description of boot time memory management docs/mm: memblock: add overview documentation docs/mm: memblock: add kernel-doc description for memblock types docs/mm: memblock: add kernel-doc comments for memblock_add[_node] docs/mm: memblock: update kernel-doc comments mm/memblock: add a name for memblock flags enumeration docs/mm: bootmem: add overview documentation docs/mm: bootmem: add kernel-doc description of 'struct bootmem_data' docs/mm: bootmem: fix kernel-doc warnings docs/mm: nobootmem: fixup kernel-doc comments mm/bootmem: drop duplicated kernel-doc comments Documentation: vm.txt: Adding 'nr_hugepages_mempolicy' parameter description. doc:it_IT: translation for kernel-hacking docs: Fix the reference labels in Locking.rst doc: tracing: Fix a typo of trace_stat mm: Introduce new type vm_fault_t ...
2018-08-14kconfig: remove P_ENV property typeMasahiro Yamada3-4/+0
This property is not set by anyone since commit 104daea149c4 ("kconfig: reference environment variables directly and remove 'option env='"). Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Acked-by: Sam Ravnborg <sam@ravnborg.org>
2018-08-14kconfig: remove unused sym_get_env_prop() functionMasahiro Yamada2-10/+0
This function is unused since commit 104daea149c4 ("kconfig: reference environment variables directly and remove 'option env='"). Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Acked-by: Sam Ravnborg <sam@ravnborg.org>
2018-08-14coccicheck: return proper error code on failDenis Efremov1-2/+3
If coccicheck fails, it should return an error code distinct from zero to signal about an internal problem. Current code instead of exiting with the tool's error code returns the error code of 'echo "coccicheck failed"' which is almost always equals to zero, thus failing the original intention of alerting about a problem. This patch fixes the code. Found by Linux Driver Verification project (linuxtesting.org). Signed-off-by: Denis Efremov <efremov@linux.com> Acked-by: Julia Lawall <julia.lawall@lip6.fr> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-08-14Coccinelle: doubletest: reduce side effect false positivesJulia Lawall1-8/+26
Ensure that the cited expression is not a function call or an assignment to reduce the chance of false positives. Slightly modify the warning message to indicate another source of false positves. Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-08-13kconfig: fix the rule of mainmenu_stmt symbolMasahiro Yamada1-2/+2
The rule of mainmenu_stmt does not have debug print of zconf_lineno(), but if it had, it would print a wrong line number for the same reason as commit b2d00d7c61c8 ("kconfig: fix line numbers for if-entries in menu tree"). The mainmenu_stmt does not need to eat following empty lines because they are reduced to common_stmt. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-08-10lib/ubsan: remove null-pointer checksAndrey Ryabinin1-4/+0
With gcc-8 fsanitize=null become very noisy. GCC started to complain about things like &a->b, where 'a' is NULL pointer. There is no NULL dereference, we just calculate address to struct member. It's technically undefined behavior so UBSAN is correct to report it. But as long as there is no real NULL-dereference, I think, we should be fine. -fno-delete-null-pointer-checks compiler flag should protect us from any consequences. So let's just no use -fsanitize=null as it's not useful for us. If there is a real NULL-deref we will see crash. Even if userspace mapped something at NULL (root can do this), with things like SMAP should catch the issue. Link: http://lkml.kernel.org/r/20180802153209.813-1-aryabinin@virtuozzo.com Signed-off-by: Andrey Ryabinin <aryabinin@virtuozzo.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2018-08-09kbuild: remove deprecated host-progs variableMasahiro Yamada2-8/+0
The host-progs has been kept as an alias of hostprogs-y for a long time (at least since the beginning of Git era), with the clear prompt: Usage of host-progs is deprecated. Please replace with hostprogs-y! Enough time for the migration has passed. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Acked-by: Max Filippov <jcmvbkbc@gmail.com>
2018-08-06scripts/kernel-doc: Escape all literal braces in regexesBen Hutchings1-10/+10
Commit 701b3a3c0ac4 ("PATCH scripts/kernel-doc") fixed the two instances of literal braces that Perl 5.28 warns about, but there are still more than it doesn't warn about. Escape all left braces that are treated as literal characters. Also escape literal right braces, for consistency and to avoid confusing bracket-matching in text editors. Signed-off-by: Ben Hutchings <ben@decadent.org.uk> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-08-03Kbuild: Makefile.modbuiltin: include auto.conf and tristate.conf mandatoryDirk Gouders1-2/+2
The files auto.conf and tristate.conf are mandatory for building modules.builtin files, therefore include them as such. Usually, the top-level Makefile ensures that those files exist but we want to make sure we get noticed if they are missing for whatever reason. Signed-off-by: Dirk Gouders <dirk@gouders.net> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-30Merge 4.18-rc7 into usb-nextGreg Kroah-Hartman1-0/+1
We want the USB fixes in here as well to handle merge issues. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-07-29scripts: Add Python 3 support to tracing/draw_functrace.pyJeremy Cline1-1/+1
Use the print function. This maintains Python 2 support and should have no functional change. Signed-off-by: Jeremy Cline <jcline@redhat.com> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-28builddeb: Add automatic support for sh{3,4}{,eb} architecturesBen Hutchings1-3/+10
Different generations of the SH architecture are not very compatible, so there are/were separate Debian ports for SH3 and SH4. Move the fallback out of the "case" statement, so that it will also be used in case we find some SH architecture version without a known mapping. Signed-off-by: Ben Hutchings <ben@decadent.org.uk> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-28builddeb: Add automatic support for riscv* architecturesBen Hutchings1-1/+1
Debian currently only defines "riscv64", but it seems safe to assume that any 32-bit port will now be called "riscv32", also matching $UTS_MACHINE. Signed-off-by: Ben Hutchings <ben@decadent.org.uk> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-28builddeb: Add automatic support for m68k architectureBen Hutchings1-1/+1
Signed-off-by: Ben Hutchings <ben@decadent.org.uk> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-28builddeb: Add automatic support for or1k architectureBen Hutchings1-0/+2
Signed-off-by: Ben Hutchings <ben@decadent.org.uk> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-28builddeb: Add automatic support for sparc64 architectureBen Hutchings1-1/+1
We currently label 64-bit kernel packages as sparc (32-bit), mostly because it was officially supported while sparc64 was not. Now neither is officially supported, so label these packages as sparc64. Signed-off-by: Ben Hutchings <ben@decadent.org.uk> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-28builddeb: Add automatic support for mips{,64}r6{,el} architecturesBen Hutchings1-1/+3
MIPS R6 is not fully backward-compatible, so Debian has separate architecture names for userland built for R6. Label kernel packages accordingly. Signed-off-by: Ben Hutchings <ben@decadent.org.uk> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-28builddeb: Add automatic support for mips64el architectureBen Hutchings1-1/+6
We currently label 64-bit little-endian kernel packages as mipsel (32-bit little-endian), mostly it was officially supported while mips64el (64-bit little-endian) was not. Now both are officially supported, so label these packages as mips64el. Signed-off-by: Ben Hutchings <ben@decadent.org.uk> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-28builddeb: Add automatic support for ppc64 and powerpcspe architecturesBen Hutchings1-1/+6
We currently label 64-bit big-endian kernel packages as powerpc (32-bit), mostly because it was officially supported while ppc64 (64-bit big-endian) was not. Now neither is officially supported, so label these packages as ppc64. Debian also has a powerpcspe (32-bit with SPE) architecture. Label packages with a suitable configuration as powerpcspe. Signed-off-by: Ben Hutchings <ben@decadent.org.uk> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-28builddeb: Introduce functions to simplify kconfig tests in set_debarchBen Hutchings1-9/+17
We now have many repetitive greps over the kernel config. Refactor them into functions. Signed-off-by: Ben Hutchings <ben@decadent.org.uk> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-28builddeb: Drop check for 32-bit s390Ben Hutchings1-1/+1
s390 now only supports 64-bit configurations. Signed-off-by: Ben Hutchings <ben@decadent.org.uk> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-28builddeb: Change architecture detection fallback to use dpkg-architectureBen Hutchings1-2/+2
We currently use dpkg --print-architecture, which reports the architecture of the build machine. We can make a better guess than this by asking dpkg-architecture what the host architecture, i.e. the default architecture for building packages, is. This is sensitive to environment variables such as CC and DEB_HOST_ARCH, which should already be set in a cross-build environment. Signed-off-by: Ben Hutchings <ben@decadent.org.uk> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-28builddeb: Skip architecture detection when KBUILD_DEBARCH is setBen Hutchings1-3/+6
If KBUILD_DEBARCH is set then we will not use the result of architecture detection, and we may also warn unnecessarily. Move the check for KBUILD_DEBARCH further up to avoid this. Signed-off-by: Ben Hutchings <ben@decadent.org.uk> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-28kbuild: do not redirect the first prerequisite for filechkMasahiro Yamada2-2/+2
Currently, filechk unconditionally opens the first prerequisite and redirects it as the stdin of a filechk_* rule. Hence, every target using $(call filechk,...) must list something as the first prerequisite even if it is unneeded. '< $<' is actually unneeded in most cases. Each rule can explicitly adds it if necessary. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-25kbuild: add .DELETE_ON_ERROR special targetMasahiro Yamada1-0/+3
If Make gets a fatal signal while a shell is executing, it may delete the target file that the recipe was supposed to update. This is needed to make sure that it is remade from scratch when Make is next run; if Make is interrupted after the recipe has begun to write the target file, it results in an incomplete file whose time stamp is newer than that of the prerequisites files. Make automatically deletes the incomplete file on interrupt unless the target is marked .PRECIOUS. The situation is just the same as when the shell fails for some reasons. Usually when a recipe line fails, if it has changed the target file at all, the file is corrupted, or at least it is not completely updated. Yet the file’s time stamp says that it is now up to date, so the next time Make runs, it will not try to update that file. However, Make does not cater to delete the incomplete target file in this case. We need to add .DELETE_ON_ERROR somewhere in the Makefile to request it. scripts/Kbuild.include seems a suitable place to add it because it is included from almost all sub-makes. Please note .DELETE_ON_ERROR is not effective for phony targets. The external module building should never ever touch the kernel tree. The following recipe fails if include/generated/autoconf.h is missing. However, include/config/auto.conf is not deleted since it is a phony target. PHONY += include/config/auto.conf include/config/auto.conf: $(Q)test -e include/generated/autoconf.h -a -e $@ || ( \ echo >&2; \ echo >&2 " ERROR: Kernel configuration is invalid."; \ echo >&2 " include/generated/autoconf.h or $@ are missing.";\ echo >&2 " Run 'make oldconfig && make prepare' on kernel src to fix it."; \ echo >&2 ; \ /bin/false) Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-25kconfig: allow all config targets to write auto.conf if missingMasahiro Yamada7-19/+30
Currently, only syncconfig creates or updates include/config/auto.conf and some other files. Other config targets create or update only the .config file. When you configure and build the kernel from a pristine source tree, any config target is followed by syncconfig in the build stage since include/config/auto.conf is missing. We are moving compiler tests from Makefile to Kconfig. It means that parsing Kconfig files will be more costly since Kconfig invokes the compiler commands internally. Thus, we want to avoid invoking Kconfig twice (one for *config to create the .config, and one for syncconfig to synchronize the auto.conf). If auto.conf does not exist, we can generate all configuration files in the first configuration stage, which will save the syncconfig in the build stage. Please note this should be done only when auto.conf is missing. If *config blindly did this, time stamp files under include/config/ would be unnecessarily touched, triggering unneeded rebuild of objects. I assume a scenario like this: 1. You have a source tree that has already been built with CONFIG_FOO disabled 2. Run "make menuconfig" to enable CONFIG_FOO 3. CONFIG_FOO turns out to be unnecessary. Run "make menuconfig" again to disable CONFIG_FOO 4. Run "make" In this case, include/config/foo.h should not be touched since there is no change in CONFIG_FOO. The sync process should be delayed until the user really attempts to build the kernel. This commit has another motivation; I want to suppress the 'No such file or directory' warning from the 'include' directive. The top-level Makefile includes auto.conf with '-include' directive, like this: ifeq ($(dot-config),1) -include include/config/auto.conf endif This looks strange because auto.conf is mandatory when dot-config is 1. I guess only the reason of using '-include' is to suppress the warning 'include/config/auto.conf: No such file or directory' when building from a clean tree. However, this has a side-effect; Make considers the files included by '-include' are optional. Hence, Make continues to build even if it fails to generate include/config/auto.conf. I will change this in the next commit, but the warning message is annoying. (At least, kbuild test robot reports it as a regression.) With this commit, Kconfig will generate all configuration files together with the .config and I guess it is a solution good enough to suppress the warning. Note: GNU Make 4.2 or later does not display the warning from the 'include' directive if include files are successfully generated. See GNU Make commit 87a5f98d248f ("[SV 102] Don't show unnecessary include file errors.") However, older GNU Make versions are still widely used. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-25kconfig: make syncconfig update .config regardless of sym_change_countMasahiro Yamada1-4/+6
syncconfig updates the .config only when sym_change_count > 0, i.e. any change in config symbols has been detected. Not only symbols but also comments are contained in the .config file. If only comments are updated, they are not fed back to the .config, then the stale comments are left-over. Of course, this is just a matter of comments, but why not fix it. I see some scenarios where this happens. Scenario A: 1. You have a source tree that has already been configured. 2. Linus increments the version number in the top-level Makefile (i.e. he commits a new release) 3. You pull it, and run 'make' 4. syncconfig is invoked because the environment variable, KERNELVERSION is updated, but the .config is not updated since no config symbol is changed. 5. The .config file contains a kernel version in the top line: # Automatically generated file; DO NOT EDIT. # Linux/arm64 4.18.0-rc2 Kernel Configuration ... which points to a previous version. Scenario B: 1. You have a source tree that has already been configured. 2. You upgrade the compiler, but it still has the same version number. This may happen if you regularly build the latest compiler from the source code. 3. You run 'make' 4. syncconfig is invoked because the environment variable, CC_VERSION_TEXT is updated, but the .config is not updated since no config symbol is changed. 5. The .config file contains the version string of the compiler: # # Compiler: aarch64-linux-gcc (GCC) 9.0.0 20180628 (experimental) # ... which carries the information of the old compiler. If KCONFIG_NOSILENTUPDATE is set, syncconfig is not allowed to update the .config file. Otherwise, it is fine to update it regardless of sym_change_count. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-25kconfig: create directories needed for syncconfig by itselfMasahiro Yamada2-9/+20
'make syncconfig' creates some files such as include/config/auto.conf, include/generate/autoconf.h, etc. but the necessary directory creation relies on scripts/kconfig/Makefile. To make Kconfig self-contained, create directories as needed in conf_write_autoconf(). This change allows scripts/kconfig/Makefile cleanups; syncconfig can be merged into simple-targets. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-25kconfig: remove unneeded directory generation from local*configMasahiro Yamada1-1/+0
Commit 17263baf958b ("kconfig: Create include/generated for localmodconfig") added the 'mkdir' line because local{yes,mod}config ran streamline_config.pl followed by silentoldconfig at that time. Since commit 81d2bc227305 ("kconfig: invoke oldconfig instead of silentoldconfig from local*config"), no sub-directory is required. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-25kconfig: split out useful helpers in confdata.cMasahiro Yamada1-17/+64
Split out helpers: is_present() - check if the given path exists is_dir() - check if the given path exists and it is a directory make_parent_dir() - create the parent directories of the given path These helpers will be reused in later commits. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-25kconfig: rename file_write_dep and move it to confdata.cMasahiro Yamada3-32/+30
file_write_dep() is called only from conf_write_autoconf(). Move it from util.c to confdata.c to make it static. Also, rename it to conf_write_dep() since it should belong to the group of conf_write* functions. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-25kconfig: handle format string before calling conf_message_callback()Masahiro Yamada4-18/+17
As you see in mconf.c and nconf.c, conf_message_callback() hooks are likely to end up with the boilerplate of vsnprintf(). Process the string format before calling conf_message_callback() so that it receives a simple string. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Reviewed-by: Dirk Gouders <dirk@gouders.net>
2018-07-24gcc-plugins: Clean up the cgraph_create_edge* macrosAlexander Popov1-10/+16
Drop useless redefinitions of cgraph_create_edge* macros. Drop the unused nest argument. Also support gcc-8, which doesn't have freq argument. Signed-off-by: Alexander Popov <alex.popov@linux.com> Signed-off-by: Kees Cook <keescook@chromium.org>
2018-07-24gcc-plugins: Regularize Makefile.gcc-pluginsKees Cook1-12/+24
The layout of Makefile.gcc-plugins had uneven tabs, and the long names of things made this file a bit hard to quickly visually parse. This breaks lines and moves options to the same tab depth. While we're at it, this also adds some comments about the various sections. Signed-off-by: Kees Cook <keescook@chromium.org>
2018-07-24gcc-plugins: split out Kconfig entries to scripts/gcc-plugins/KconfigMasahiro Yamada1-0/+142
Collect relevant code into the scripts/gcc-plugins directory. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Signed-off-by: Kees Cook <keescook@chromium.org>
2018-07-23PATCH scripts/kernel-docvaldis.kletnieks@vt.edu1-2/+2
Fix a warning whinge from Perl introduced by "scripts: kernel-doc: parse next structs/unions" Unescaped left brace in regex is deprecated here (and will be fatal in Perl 5.32), passed through in regex; marked by <-- HERE in m/({ <-- HERE [^\{\}]*})/ at ./scripts/kernel-doc line 1155. Unescaped left brace in regex is deprecated here (and will be fatal in Perl 5.32), passed through in regex; marked by <-- HERE in m/({ <-- HERE )/ at ./scripts/kernel-doc line 1179. Signed-off-by: Valdis Kletnieks <valdis.kletnieks@vt.edu> Reviewed-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2018-07-23arm64: build with baremetal linker target instead of Linux when availableOlof Johansson1-2/+2
Not all toolchains have the baremetal elf targets, RedHat/Fedora ones in particular. So, probe for whether it's available and use the previous (linux) targets if it isn't. Reported-by: Laura Abbott <labbott@redhat.com> Tested-by: Laura Abbott <labbott@redhat.com> Acked-by: Masahiro Yamada <yamada.masahiro@socionext.com> Cc: Paul Kocialkowski <contact@paulk.fr> Signed-off-by: Olof Johansson <olof@lixom.net> Signed-off-by: Will Deacon <will.deacon@arm.com>
2018-07-18Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/netLinus Torvalds1-0/+1
Pull networking fixes from David Miller: "Lots of fixes, here goes: 1) NULL deref in qtnfmac, from Gustavo A. R. Silva. 2) Kernel oops when fw download fails in rtlwifi, from Ping-Ke Shih. 3) Lost completion messages in AF_XDP, from Magnus Karlsson. 4) Correct bogus self-assignment in rhashtable, from Rishabh Bhatnagar. 5) Fix regression in ipv6 route append handling, from David Ahern. 6) Fix masking in __set_phy_supported(), from Heiner Kallweit. 7) Missing module owner set in x_tables icmp, from Florian Westphal. 8) liquidio's timeouts are HZ dependent, fix from Nicholas Mc Guire. 9) Link setting fixes for sh_eth and ravb, from Vladimir Zapolskiy. 10) Fix NULL deref when using chains in act_csum, from Davide Caratti. 11) XDP_REDIRECT needs to check if the interface is up and whether the MTU is sufficient. From Toshiaki Makita. 12) Net diag can do a double free when killing TCP_NEW_SYN_RECV connections, from Lorenzo Colitti. 13) nf_defrag in ipv6 can unnecessarily hold onto dst entries for a full minute, delaying device unregister. From Eric Dumazet. 14) Update MAC entries in the correct order in ixgbe, from Alexander Duyck. 15) Don't leave partial mangles bpf program in jit_subprogs, from Daniel Borkmann. 16) Fix pfmemalloc SKB state propagation, from Stefano Brivio. 17) Fix ACK handling in DCTCP congestion control, from Yuchung Cheng. 18) Use after free in tun XDP_TX, from Toshiaki Makita. 19) Stale ipv6 header pointer in ipv6 gre code, from Prashant Bhole. 20) Don't reuse remainder of RX page when XDP is set in mlx4, from Saeed Mahameed. 21) Fix window probe handling of TCP rapair sockets, from Stefan Baranoff. 22) Missing socket locking in smc_ioctl(), from Ursula Braun. 23) IPV6_ILA needs DST_CACHE, from Arnd Bergmann. 24) Spectre v1 fix in cxgb3, from Gustavo A. R. Silva. 25) Two spots in ipv6 do a rol32() on a hash value but ignore the result. Fixes from Colin Ian King" * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (176 commits) tcp: identify cryptic messages as TCP seq # bugs ptp: fix missing break in switch hv_netvsc: Fix napi reschedule while receive completion is busy MAINTAINERS: Drop inactive Vitaly Bordug's email net: cavium: Add fine-granular dependencies on PCI net: qca_spi: Fix log level if probe fails net: qca_spi: Make sure the QCA7000 reset is triggered net: qca_spi: Avoid packet drop during initial sync ipv6: fix useless rol32 call on hash ipv6: sr: fix useless rol32 call on hash net: sched: Using NULL instead of plain integer net: usb: asix: replace mii_nway_restart in resume path net: cxgb3_main: fix potential Spectre v1 lib/rhashtable: consider param->min_size when setting initial table size net/smc: reset recv timeout after clc handshake net/smc: add error handling for get_user() net/smc: optimize consumer cursor updates net/nfc: Avoid stalls when nfc_alloc_send_skb() returned NULL. ipv6: ila: select CONFIG_DST_CACHE net: usb: rtl8150: demote allmulti message to dev_dbg() ...
2018-07-19kbuild: buildtar: add arm64 supportOlof Johansson1-0/+8
Make 'make tar-pkg' work on arm64. Cc: Will Deacon <will.deacon@arm.com> Cc: Catalin Marinas <catalin.marinas@arm.com> Signed-off-by: Olof Johansson <olof@lixom.net> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-19kbuild: buildtar: remove crufty vax piecesOlof Johansson1-4/+0
ARCH=vax isn't in mainline; it can be added back if/when it shows up. Signed-off-by: Olof Johansson <olof@lixom.net> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-19kbuild: change ld_flags to contain LDFLAGS_$(@F)Masahiro Yamada1-2/+2
Put $(LDFLAGS_$(@F)) into ld_flags so that $(LDFLAGS_pcap.o) and $(LDFLAGS_vde.o) in arch/um/drivers/Makefile are absorbed. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
2018-07-19kbuild: replace $(LDFLAGS) $(ldflags-y) with $(ld_flags)Masahiro Yamada1-2/+1
$(LDFLAGS) $(ldflags-y) is equivalent to $(ld_flags). Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
2018-07-18kconfig: rename SYMBOL_AUTO to SYMBOL_NO_WRITEDirk Gouders6-8/+8
Over time, the use of the flag SYMBOL_AUTO changed from initially marking three automatically generated symbols ARCH, KERNELRELEASE and UNAME_RELEASE to today's effect of protecting symbols from being written out. Currently, only symbols of type CHOICE and those with option defconf_list set have that flag set. Reflect that change in semantics in the flag's name. Signed-off-by: Dirk Gouders <dirk@gouders.net> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-18kconfig: check for pkg-config on make {menu,n,g,x}configRandy Dunlap2-0/+9
Each of 'make {menu,n,g,x}config' uses (needs) pkg-config to make sure that other required files are present and to determine build flags settings, but none of these check that pkg-config itself is present. Add a check for all 4 of these targets and update Documentation/process/changes.rst to mention 'pkg-config'. Fixes kernel bugzilla #77511: https://bugzilla.kernel.org/show_bug.cgi?id=77511 Signed-off-by: Randy Dunlap <rdunlap@infradead.org> Cc: Bjørn Forsman <bjorn.forsman@gmail.com> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-18kbuild: Rename HOST_LOADLIBES to KBUILD_HOSTLDLIBSLaura Abbott3-11/+11
In preparation for enabling command line LDLIBS, re-name HOST_LOADLIBES to KBUILD_HOSTLDLIBS as the internal use only flags. Also rename existing usage to HOSTLDLIBS for consistency. This should not have any visible effects. Signed-off-by: Laura Abbott <labbott@redhat.com> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-18kbuild: Rename HOSTLDFLAGS to KBUILD_HOSTLDFLAGSLaura Abbott1-5/+5
In preparation for enabling command line LDFLAGS, re-name HOSTLDFLAGS to KBUILD_HOSTLDFLAGS as the internal use only flags. This should not have any visible effects. Signed-off-by: Laura Abbott <labbott@redhat.com> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-18kbuild: Rename HOSTCXXFLAGS to KBUILD_HOSTCXXFLAGSLaura Abbott1-1/+1
In preparation for enabling command line CXXFLAGS, re-name HOSTCXXFLAGS to KBUILD_HOSTCXXFLAGS as the internal use only flags. This should not have any visible effects. Signed-off-by: Laura Abbott <labbott@redhat.com> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-18kbuild: Rename HOSTCFLAGS to KBUILD_HOSTCFLAGSLaura Abbott2-2/+2
In preparation for enabling command line CFLAGS, re-name HOSTCFLAGS to KBUILD_HOSTCFLAGS as the internal use only flags. This should not have any visible effects. Signed-off-by: Laura Abbott <labbott@redhat.com> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>