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Pull fsverity updates from Eric Biggers:
"Expose the fs-verity bit through statx()"
* tag 'fsverity-for-linus' of git://git.kernel.org/pub/scm/fs/fscrypt/fscrypt:
docs: fs-verity: mention statx() support
f2fs: support STATX_ATTR_VERITY
ext4: support STATX_ATTR_VERITY
statx: define STATX_ATTR_VERITY
docs: fs-verity: document first supported kernel version
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Pull fscrypt updates from Eric Biggers:
- Add the IV_INO_LBLK_64 encryption policy flag which modifies the
encryption to be optimized for UFS inline encryption hardware.
- For AES-128-CBC, use the crypto API's implementation of ESSIV (which
was added in 5.4) rather than doing ESSIV manually.
- A few other cleanups.
* tag 'fscrypt-for-linus' of git://git.kernel.org/pub/scm/fs/fscrypt/fscrypt:
f2fs: add support for IV_INO_LBLK_64 encryption policies
ext4: add support for IV_INO_LBLK_64 encryption policies
fscrypt: add support for IV_INO_LBLK_64 policies
fscrypt: avoid data race on fscrypt_mode::logged_impl_name
docs: ioctl-number: document fscrypt ioctl numbers
fscrypt: zeroize fscrypt_info before freeing
fscrypt: remove struct fscrypt_ctx
fscrypt: invoke crypto API for ESSIV handling
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Pull MTD updates from Miquel Raynal:
"MTD core:
- drop inactive maintainers, update the repositories and add IRC
channel
- debugfs functions improvements
- initialize more structure parameters
- misc fixes reported by robots
MTD devices:
- spear_smi: Fixed Write Burst mode
- new Intel IXP4xx flash probing hook
Raw NAND core:
- useless extra checks dropped
- update the detection of the bad block markers position
Raw NAND controller drivers:
- Cadence: new driver
- Brcmnand: support for flash-dma v0 + fixes
- Denali: drop support for the legacy controller/chip DT representation
- superfluous dev_err() calls removed
SPI NOR core changes:
- introduce 'struct spi_nor_controller_ops'
- clean the Register Operations methods
- use dev_dbg insted of dev_err for low level info
- fix retlen handling in sst_write()
- fix silent truncations in spi_nor_read and spi_nor_read_raw()
- fix the clearing of QE bit on lock()/unlock()
- rework the disabling of the block write protection
- rework the Quad Enable methods
- make sure nor->spimem and nor->controller_ops are mutually exclusive
- set default Quad Enable method for ISSI flashes
- add support for few flashes
SPI NOR controller drivers changes:
- intel-spi:
- support chips without software sequencer
- add support for Intel Cannon Lake and Intel Comet Lake-H flashes
CFI core changes:
- code cleanups related useless initializers and coding style issues
- fix for a possible double free problem in cfi_cmdset_0002
- improved HyperFlash error reporting and handling in cfi_cmdset_0002 core"
* tag 'mtd/for-5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux: (73 commits)
mtd: devices: fix mchp23k256 read and write
mtd: no need to check return value of debugfs_create functions
mtd: spi-nor: Set default Quad Enable method for ISSI flashes
mtd: spi-nor: Add support for is25wp256
mtd: spi-nor: Add support for w25q256jw
mtd: spi-nor: Move condition to avoid a NULL check
mtd: spi-nor: Make sure nor->spimem and nor->controller_ops are mutually exclusive
mtd: spi-nor: Rename Quad Enable methods
mtd: spi-nor: Merge spansion Quad Enable methods
mtd: spi-nor: Rename CR_QUAD_EN_SPAN to SR2_QUAD_EN_BIT1
mtd: spi-nor: Extend the SR Read Back test
mtd: spi-nor: Rework the disabling of block write protection
mtd: spi-nor: Fix clearing of QE bit on lock()/unlock()
mtd: cfi_cmdset_0002: fix delayed error detection on HyperFlash
mtd: cfi_cmdset_0002: only check errors when ready in cfi_check_err_status()
mtd: cfi_cmdset_0002: don't free cfi->cfiq in error path of cfi_amdstd_setup()
mtd: cfi_cmdset_*: kill useless 'ret' variable initializers
mtd: cfi_util: use DIV_ROUND_UP() in cfi_udelay()
mtd: spi-nor: Print debug message when the read back test fails
mtd: spi-nor: Check all the bits written, not just the BP ones
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Pull device mapper updates from Mike Snitzer:
- Fix DM core to disallow stacking request-based DM on partitions.
- Fix DM raid target to properly resync raidset even if bitmap needed
additional pages.
- Fix DM crypt performance regression due to use of WQ_HIGHPRI for the
IO and crypt workqueues.
- Fix DM integrity metadata layout that was aligned on 128K boundary
rather than the intended 4K boundary (removes 124K of wasted space
for each metadata block).
- Improve the DM thin, cache and clone targets to use spin_lock_irq
rather than spin_lock_irqsave where possible.
- Fix DM thin single thread performance that was lost due to needless
workqueue wakeups.
- Fix DM zoned target performance that was lost due to excessive
backing device checks.
- Add ability to trigger write failure with the DM dust test target.
- Fix whitespace indentation in drivers/md/Kconfig.
- Various smalls fixes and cleanups (e.g. use struct_size, fix
uninitialized variable, variable renames, etc).
* tag 'for-5.5/dm-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm: (22 commits)
Revert "dm crypt: use WQ_HIGHPRI for the IO and crypt workqueues"
dm: Fix Kconfig indentation
dm thin: wakeup worker only when deferred bios exist
dm integrity: fix excessive alignment of metadata runs
dm raid: Remove unnecessary negation of a shift in raid10_format_to_md_layout
dm zoned: reduce overhead of backing device checks
dm dust: add limited write failure mode
dm dust: change ret to r in dust_map_read and dust_map
dm dust: change result vars to r
dm cache: replace spin_lock_irqsave with spin_lock_irq
dm bio prison: replace spin_lock_irqsave with spin_lock_irq
dm thin: replace spin_lock_irqsave with spin_lock_irq
dm clone: add bucket_lock_irq/bucket_unlock_irq helpers
dm clone: replace spin_lock_irqsave with spin_lock_irq
dm writecache: handle REQ_FUA
dm writecache: fix uninitialized variable warning
dm stripe: use struct_size() in kmalloc()
dm raid: streamline rs_get_progress() and its raid_status() caller side
dm raid: simplify rs_setup_recovery call chain
dm raid: to ensure resynchronization, perform raid set grow in preresume
...
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Pull core block updates from Jens Axboe:
"Due to more granular branches, this one is small and will be followed
with other core branches that add specific features. I meant to just
have a core and drivers branch, but external dependencies we ended up
adding a few more that are also core.
The changes are:
- Fixes and improvements for the zoned device support (Ajay, Damien)
- sed-opal table writing and datastore UID (Revanth)
- blk-cgroup (and bfq) blk-cgroup stat fixes (Tejun)
- Improvements to the block stats tracking (Pavel)
- Fix for overruning sysfs buffer for large number of CPUs (Ming)
- Optimization for small IO (Ming, Christoph)
- Fix typo in RWH lifetime hint (Eugene)
- Dead code removal and documentation (Bart)
- Reduction in memory usage for queue and tag set (Bart)
- Kerneldoc header documentation (André)
- Device/partition revalidation fixes (Jan)
- Stats tracking for flush requests (Konstantin)
- Various other little fixes here and there (et al)"
* tag 'for-5.5/block-20191121' of git://git.kernel.dk/linux-block: (48 commits)
Revert "block: split bio if the only bvec's length is > SZ_4K"
block: add iostat counters for flush requests
block,bfq: Skip tracing hooks if possible
block: sed-opal: Introduce SUM_SET_LIST parameter and append it using 'add_token_u64'
blk-cgroup: cgroup_rstat_updated() shouldn't be called on cgroup1
block: Don't disable interrupts in trigger_softirq()
sbitmap: Delete sbitmap_any_bit_clear()
blk-mq: Delete blk_mq_has_free_tags() and blk_mq_can_queue()
block: split bio if the only bvec's length is > SZ_4K
block: still try to split bio if the bvec crosses pages
blk-cgroup: separate out blkg_rwstat under CONFIG_BLK_CGROUP_RWSTAT
blk-cgroup: reimplement basic IO stats using cgroup rstat
blk-cgroup: remove now unused blkg_print_stat_{bytes|ios}_recursive()
blk-throtl: stop using blkg->stat_bytes and ->stat_ios
bfq-iosched: stop using blkg->stat_bytes and ->stat_ios
bfq-iosched: relocate bfqg_*rwstat*() helpers
block: add zone open, close and finish ioctl support
block: add zone open, close and finish operations
block: Simplify REQ_OP_ZONE_RESET_ALL handling
block: Remove REQ_OP_ZONE_RESET plugging
...
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Pull libata updates from Jens Axboe:
"Just a few fixes all over the place, support for the Annapurna SATA
controller, and a patchset that cleans up the error defines and
ultimately fixes anissue with sata_mv"
* tag 'for-5.5/libata-20191121' of git://git.kernel.dk/linux-block:
ata: pata_artop: make arrays static const, makes object smaller
ata_piix: remove open-coded dmi_match(DMI_OEM_STRING)
ata: sata_mv, avoid trigerrable BUG_ON
ata: make qc_prep return ata_completion_errors
ata: define AC_ERR_OK
ata: Documentation, fix function names
libata: Ensure ata_port probe has completed before detach
ahci: tegra: use regulator_bulk_set_supply_names()
ahci: Add support for Amazon's Annapurna Labs SATA controller
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Expose in /sys/fs/f2fs/<blockdev>/main_blkaddr the block address where the
main area starts. This allows user mode programs to determine:
- That pinned files that are made exclusively of fully allocated 2MB
segments will never be unpinned by the file system.
- Where the main area starts. This is required by programs that want to
verify if a file is made exclusively of 2MB f2fs segments, the alignment
boundary for segments starts at this address. Testing for 2MB alignment
relative to the start of the device is incorrect, because for some
filesystems main_blkaddr is not at a 2MB boundary relative to the start
of the device.
The entry will be used when validating reliable pinning file feature proposed
by "f2fs: support aligned pinned file".
Signed-off-by: Ramon Pantin <pantin@google.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
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Add blank lines where needed to get the document to render properly. Also
add a TOC of existing profiles just so that the nvdimm profile is linked
into the toctree, is discoverable, and doesn't generate a warning.
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
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Document the basic policies of the libnvdimm subsystem and provide a first
example of a Maintainer Entry Profile for others to duplicate and edit.
Cc: Vishal Verma <vishal.l.verma@intel.com>
Cc: Dave Jiang <dave.jiang@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Link: https://lore.kernel.org/r/157462919825.1729495.5877405723948988416.stgit@dwillia2-desk3.amr.corp.intel.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
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As presented at the 2018 Linux Plumbers conference [1], the Maintainer
Entry Profile (formerly Subsystem Profile) is proposed as a way to reduce
friction between committers and maintainers and encourage conversations
amongst maintainers about common best practices. While coding-style,
submit-checklist, and submitting-drivers lay out some common expectations
there remain local customs and maintainer preferences that vary by
subsystem.
The profile contains documentation of some of the common policy
questions a contributor might have that are local to the subsystem /
device-driver, special considerations for the subsystem, or other
guidelines that are otherwise not covered by the top-level process
documents.
The initial and hopefully non-controversial headings in the profile are:
Overview:
General introduction to how the subsystem operates
Submit Checklist Addendum:
Mechanical items that gate submission staging, or other requirements
that gate patch acceptance.
Key Cycle Dates:
- Last -rc for new feature submissions: Expected lead time for submissions
- Last -rc to merge features: Deadline for merge decisions
Resubmit Cadence: When and preferred method to follow up with the
maintainer
Note that coding style guidelines are explicitly left out of this list.
See Documentation/maintainer/maintainer-entry-profile.rst for more details,
and a follow-on example profile for the libnvdimm subsystem.
[1]: https://linuxplumbersconf.org/event/2/contributions/59/
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: Steve French <stfrench@microsoft.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Tobin C. Harding <me@tobin.cc>
Cc: Olof Johansson <olof@lixom.net>
Cc: Martin K. Petersen <martin.petersen@oracle.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Joe Perches <joe@perches.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Alexandre Belloni <alexandre.belloni@bootlin.com>
Cc: Paul Walmsley <paul.walmsley@sifive.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Link: https://lore.kernel.org/r/157462919309.1729495.10585699280061787229.stgit@dwillia2-desk3.amr.corp.intel.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
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There is no suffix applied to Intel Jasper Lake SOC. Remove it
from the comments and definitions. Besides that, it's a SOC,
thus replace PCH with SOC where it appropriate.
Fixes: e0c61c04791a ("i2c: i801: Add support for Intel Jasper Lake")
Cc: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Reviewed-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
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Danit Goldberg says:
====================
This series extends RTNETLINK to provide IB port and node GUIDs, which
were configured for Infiniband VFs.
The functionality to set VF GUIDs already existed for a long time, and
here we are adding the missing "get" so that netlink will be symmetric and
various cloud orchestration tools will be able to manage such VFs more
naturally.
The iproute2 was extended too to present those GUIDs.
- ip link show <device>
For example:
- ip link set ib4 vf 0 node_guid 22:44:33:00:33:11:00:33
- ip link set ib4 vf 0 port_guid 10:21:33:12:00:11:22:10
- ip link show ib4
ib4: <BROADCAST,MULTICAST> mtu 4092 qdisc noop state DOWN mode DEFAULT group default qlen 256
link/infiniband 00:00:0a:2d:fe:80:00:00:00:00:00:00:ec:0d:9a:03:00:44:36:8d brd 00:ff:ff:ff:ff:12:40:1b:ff:ff:00:00:00:00:00:00:ff:ff:ff:ff
vf 0 link/infiniband 00:00:0a:2d:fe:80:00:00:00:00:00:00:ec:0d:9a:03:00:44:36:8d brd 00:ff:ff:ff:ff:12:40:1b:ff:ff:00:00:00:00:00:00:ff:ff:ff:ff,
spoof checking off, NODE_GUID 22:44:33:00:33:11:00:33, PORT_GUID 10:21:33:12:00:11:22:10, link-state disable, trust off, query_rss off
====================
Based on the mlx5-next branch from
git://git.kernel.org/pub/scm/linux/kernel/git/mellanox/linux for
dependencies
* branch 'ib-guids': (35 commits)
IB/mlx5: Implement callbacks for getting VFs GUID attributes
IB/ipoib: Add ndo operation for getting VFs GUID attributes
IB/core: Add interfaces to get VF node and port GUIDs
net/core: Add support for getting VF GUIDs
net/mlx5: Add new chain for netfilter flow table offload
net/mlx5: Refactor creating fast path prio chains
net/mlx5: Accumulate levels for chains prio namespaces
net/mlx5: Define fdb tc levels per prio
net/mlx5: Rename FDB_* tc related defines to FDB_TC_* defines
net/mlx5: Simplify fdb chain and prio eswitch defines
IB/mlx5: Load profile according to RoCE enablement state
IB/mlx5: Rename profile and init methods
net/mlx5: Handle "enable_roce" devlink param
net/mlx5: Document flow_steering_mode devlink param
devlink: Add new "enable_roce" generic device param
net/mlx5: fix spelling mistake "metdata" -> "metadata"
net/mlx5: fix kvfree of uninitialized pointer spec
IB/mlx5: Introduce and use mlx5_core_is_vf()
net/mlx5: E-switch, Enable metadata on own vport
net/mlx5: Refactor ingress acl configuration
...
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
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ASoC: More updates for v5.5
Some more development work for v5.5. Highlights include:
- More cleanups from Morimoto-san.
- Trigger word detection for RT5677.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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Johan Hedberg says:
====================
pull request: bluetooth-next 2019-11-24
Here's one last bluetooth-next pull request for the 5.5 kernel:
- Fix BDADDR_PROPERTY & INVALID_BDADDR quirk handling
- Added support for BCM4334B0 and BCM4335A0 controllers
- A few other smaller fixes related to locking and memory leaks
====================
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
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The only two users of this are now converted to use mmu_interval_notifier,
delete all the code and update hmm.rst.
Link: https://lore.kernel.org/r/20191112202231.3856-14-jgg@ziepe.ca
Reviewed-by: Jérôme Glisse <jglisse@redhat.com>
Tested-by: Ralph Campbell <rcampbell@nvidia.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
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Now that the sphinx syntax has been fixed, change the document from txt
to rst and add it to the index.
Signed-off-by: Robert Schwebel <r.schwebel@pengutronix.de>
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
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Silence this warning:
Documentation/networking/nfc.rst:113: WARNING: Definition list ends without
a blank line; unexpected unindent.
Signed-off-by: Robert Schwebel <r.schwebel@pengutronix.de>
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
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Fix this warning:
Documentation/networking/nfc.rst:87: WARNING: Bullet list ends without
a blank line; unexpected unindent.
Signed-off-by: Robert Schwebel <r.schwebel@pengutronix.de>
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
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Change the block diagram to match the sphinx syntax. This will make it
possible to switch this file to rst in the future.
Signed-off-by: Robert Schwebel <r.schwebel@pengutronix.de>
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
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The headlines in this file do are not in the standard kernel docu-
mentation headline format. Change it, so this file can be switched to
rst in the future.
Signed-off-by: Robert Schwebel <r.schwebel@pengutronix.de>
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
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There are no users of phy_ethtool_sset() in the kernel anymore, and
as of commit 3c1bcc8614db ("net: ethernet: Convert phydev advertize
and supported from u32 to link mode"), the implementation is slightly
buggy - it doesn't correctly check the masked advertising mask as it
used to.
Remove it, and update the phy documentation to refer to its replacement
function.
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
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Part of the documentation is taken from the README of the userspace
utils (https://github.com/vitorafsr/i8kutils). The license is GPL-2+
and the author Massimo Dal Zotto is already credited as author of
the module. Therefore there should be no copyright problem.
I also added a paragraph with specific information on the experimental
support for automatic BIOS fan control.
Signed-off-by: Giovanni Mascellani <gio@debian.org>
Link: https://lore.kernel.org/r/20191122101519.1246458-2-gio@debian.org
[groeck: Fixed some of the documentation warnings]
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Add YAML devicetree binding for Bitmain BM1880 SoC.
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lkml.kernel.org/r/20191115162901.17456-4-manivannan.sadhasivam@linaro.org
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
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Convert the STM32 QSPI binding to DT schema format using json-schema
Signed-off-by: Benjamin Gaignard <benjamin.gaignard@st.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20191120194444.10540-1-benjamin.gaignard@st.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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Rasmus correctly observed that the existing jobserver reservation only
worked if no other build targets were specified. The correct approach
is to hold the jobserver slots until sphinx has finished. To fix this,
the following changes are made:
- refactor (and rename) scripts/jobserver-exec to set an environment
variable for the maximally reserved jobserver slots and exec a
child, to release the slots on exit.
- create Documentation/scripts/parallel-wrapper.sh which examines both
$PARALLELISM and the detected "-jauto" logic from Documentation/Makefile
to decide sphinx's final -j argument.
- chain these together in Documentation/Makefile
Suggested-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Link: https://lore.kernel.org/lkml/eb25959a-9ec4-3530-2031-d9d716b40b20@rasmusvillemoes.dk
Signed-off-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/20191121205929.40371-4-keescook@chromium.org
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
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Remove bootmem_debug kernel paramenter because it has been
replaced by memblock=debug.
Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Mike Rapoport <rppt@linux.ibm.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Link: https://lore.kernel.org/r/157443061745.20995.9432492850513217966.stgit@devnote2
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
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Fix warnings due to missing markup, no change in content otherwise.
Signed-off-by: Daniel W. S. Almeida <dwlsalmeida@gmail.com>
Link: https://lore.kernel.org/r/20191122041806.68650-1-dwlsalmeida@gmail.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
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Translate this commit to Korean:
d2b008f134b7 ("Documentation/process/howto: Update for 4.x -> 5.x versioning")
Signed-off-by: SeongJae Park <sj38.park@gmail.com>
Link: https://lore.kernel.org/r/20191121234125.28032-8-sj38.park@gmail.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
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Signed-off-by: SeongJae Park <sj38.park@gmail.com>
Link: https://lore.kernel.org/r/20191121234125.28032-7-sj38.park@gmail.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
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This commit removes references to sections erased by Commit 915530396c78
("Documentation: Kill all references to mmiowb()").
Signed-off-by: SeongJae Park <sj38.park@gmail.com>
Link: https://lore.kernel.org/r/20191121234125.28032-6-sj38.park@gmail.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
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Translate this commit to Korean:
9726840d9cf0 ("docs/memory-barriers.txt: Update I/O section to be clearer about CPU vs thread")
Signed-off-by: SeongJae Park <sj38.park@gmail.com>
Link: https://lore.kernel.org/r/20191121234125.28032-5-sj38.park@gmail.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
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Translate this commit to Korean:
0cde62a46e88 ("docs/memory-barriers.txt: Fix style, spacing and grammar in I/O section")
Signed-off-by: SeongJae Park <sj38.park@gmail.com>
Link: https://lore.kernel.org/r/20191121234125.28032-4-sj38.park@gmail.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
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Translate this commit to Korean:
915530396c78 ("Documentation: Kill all references to mmiowb()")
Signed-off-by: SeongJae Park <sj38.park@gmail.com>
Link: https://lore.kernel.org/r/20191121234125.28032-3-sj38.park@gmail.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
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Translate this commit to Korean:
4614bbdee357 ("docs/memory-barriers.txt: Rewrite "KERNEL I/O BARRIER EFFECTS" section")
Signed-off-by: SeongJae Park <sj38.park@gmail.com>
Link: https://lore.kernel.org/r/20191121234125.28032-2-sj38.park@gmail.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
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Fix warnings due to incorrect rst markup. Also improved the presentation
a little without changing the underlying content.
Signed-off-by: Daniel W. S. Almeida <dwlsalmeida@gmail.com>
Link: https://lore.kernel.org/r/20191122034702.58563-1-dwlsalmeida@gmail.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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This Documentation is for HiSilicon SEC DebugFS.
Signed-off-by: Longfang Liu <liulongfang@huawei.com>
Signed-off-by: Kai Ye <yekai13@huawei.com>
Reviewed-by: Zaibo Xu <xuzaibo@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
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The clock phase properties are having two uint32 values. The minItems
and maxItems are set to 2 for the same. So the property type should be
'uint32-array' and not 'uint32'. Modify it to correct the same.
Reported-by: Rob Herring <robh@kernel.org>
Signed-off-by: Manish Narani <manish.narani@xilinx.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
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TI's TMP512/513 are I2C/SMBus system monitor chips. These chips
monitor the supply voltage, supply current, power consumption
and provide one local and up to three (TMP513) remote temperature sensors.
It has been tested using a TI TMP513 development kit (TMP513EVM)
Signed-off-by: Eric Tremblay <etremblay@distech-controls.com>
Link: https://lore.kernel.org/r/20191112223001.20844-3-etremblay@distech-controls.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Document the TMP513/512 device devicetree bindings
Signed-off-by: Eric Tremblay <etremblay@distech-controls.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20191112223001.20844-2-etremblay@distech-controls.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Introduce user specified latency in the packet reception path
By exposing the test parameters as part of the debugfs channel
attributes. We will control the testing state via these attributes.
Signed-off-by: Branden Bonaby <brandonbonaby94@gmail.com>
Reviewed-by: Michael Kelley <mikelley@microsoft.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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Add sysfs attributes to Endpoints and other Upstream Ports to control ASPM,
Clock PM, and L1 PM Substates. The new attributes are:
/sys/devices/pci*/.../link/clkpm
/sys/devices/pci*/.../link/l0s_aspm
/sys/devices/pci*/.../link/l1_aspm
/sys/devices/pci*/.../link/l1_1_aspm
/sys/devices/pci*/.../link/l1_2_aspm
/sys/devices/pci*/.../link/l1_1_pcipm
/sys/devices/pci*/.../link/l1_2_pcipm
An attribute is only visible if both ends of the Link leading to the device
support the state. Writing y/1/on to the file enables the state; n/0/off
disables it.
These attributes can be used to tune the power/performance tradeoff for
individual devices.
[bhelgaas: commit log, rename directory to "link"]
Link: https://lore.kernel.org/r/b1c83f8a-9bf6-eac5-82d0-cf5b90128fbf@gmail.com
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
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The document was migrated to Yaml format and renamed st,stm32-i2c.yaml
Signed-off-by: Alain Volmat <alain.volmat@st.com>
Signed-off-by: Rob Herring <robh@kernel.org>
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Convert the STM32 fmc2-nand binding to DT schema format using json-schema
Signed-off-by: Benjamin Gaignard <benjamin.gaignard@st.com>
CC: Christophe Kerello <christophe.kerello@st.com>
Signed-off-by: Rob Herring <robh@kernel.org>
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Convert the STM32 remoteproc bindings to DT schema format using
json-schema
Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@st.com>
[robh: Drop mbox-consumer.yaml reference]
Signed-off-by: Rob Herring <robh@kernel.org>
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Convert the STM32 IPCC bindings to DT schema format using
json-schema
Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@st.com>
Signed-off-by: Rob Herring <robh@kernel.org>
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Requests that triggers flushing volatile writeback cache to disk (barriers)
have significant effect to overall performance.
Block layer has sophisticated engine for combining several flush requests
into one. But there is no statistics for actual flushes executed by disk.
Requests which trigger flushes usually are barriers - zero-size writes.
This patch adds two iostat counters into /sys/class/block/$dev/stat and
/proc/diskstats - count of completed flush requests and their total time.
Signed-off-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
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Convert the STM32 low power timers binding to DT schema format using json-schema
Signed-off-by: Benjamin Gaignard <benjamin.gaignard@st.com>
Signed-off-by: Rob Herring <robh@kernel.org>
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