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git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi
Pull SCSI fixes from James Bottomley:
"Two minor fixes: one to update a Kconfig reference and the other to
fix a resource leak on an error path in sg"
* tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi:
scsi: Update referenced link to cdrtools
scsi: sg: add sg_remove_request in sg_write
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm
Pull power management fixes from Rafael Wysocki:
"Restore an optimization related to asynchronous suspend and resume of
devices during system-wide power transitions that was disabled by
mistake (Kai-Heng Feng) and update the pm-graph suite of power
management utilities (Todd Brandt)"
* tag 'pm-5.7-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
PM: sleep: core: Switch back to async_schedule_dev()
pm-graph v5.6
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm
Pull PNP cleanup from Rafael Wysocki:
"Make the PNP code use list_for_each_entry() in a few places instead of
open-coding it (Jason Gunthorpe)"
* tag 'pnp-5.7-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
pnp: Use list_for_each_entry() instead of open coding
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm
Pull ACPI fixes from Rafael Wysocki:
"Drop a lid status quirk for Asus T200TA that is not necessary any more
and clean up a resource management inconsistency in the PCI IRQ link
configuration code.
Both changes from Hans de Goede"
* tag 'acpi-5.7-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
ACPI: button: Drop no longer necessary Asus T200TA lid_init_state quirk
ACPI/PCI: pci_link: use extended_irq union member when setting ext-irq shareable
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IORING_OP_MADVISE can end up basically doing mprotect() on the VM of
another process, which means that it can race with our crazy core dump
handling which accesses the VM state without holding the mmap_sem
(because it incorrectly thinks that it is the final user).
This is clearly a core dumping problem, but we've never fixed it the
right way, and instead have the notion of "check that the mm is still
ok" using mmget_still_valid() after getting the mmap_sem for writing in
any situation where we're not the original VM thread.
See commit 04f5866e41fb ("coredump: fix race condition between
mmget_not_zero()/get_task_mm() and core dumping") for more background on
this whole mmget_still_valid() thing. You might want to have a barf bag
handy when you do.
We're discussing just fixing this properly in the only remaining core
dumping routines. But even if we do that, let's make do_madvise() do
the right thing, and then when we fix core dumping, we can remove all
these mmget_still_valid() checks.
Reported-and-tested-by: Jann Horn <jannh@google.com>
Fixes: c1ca757bd6f4 ("io_uring: add IORING_OP_MADVISE")
Acked-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Pull io_uring fix from Jens Axboe:
"Single fixup for a change that went into -rc2"
* tag 'io_uring-5.7-2020-04-24' of git://git.kernel.dk/linux-block:
io_uring: only restore req->work for req that needs do completion
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Pull libata fixlet from Jens Axboe:
"Minor spelling error fix for libata"
* tag 'libata-5.7-2020-04-24' of git://git.kernel.dk/linux-block:
ata: sata_inic162x fix a spelling issue
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Pull block fixes from Jens Axboe:
"A few fixes/changes that should go into this release:
- null_blk zoned fixes (Damien)
- blkdev_close() sync improvement (Douglas)
- Fix regression in blk-iocost that impacted (at least) systemtap
(Waiman)
- Comment fix, header removal (Zhiqiang, Jianpeng)"
* tag 'block-5.7-2020-04-24' of git://git.kernel.dk/linux-block:
null_blk: Cleanup zoned device initialization
null_blk: Fix zoned command handling
block: remove unused header
blk-iocost: Fix error on iocost_ioc_vrate_adj
bdev: Reduce time holding bd_mutex in sync in blkdev_close()
buffer: remove useless comment and WB_REASON_FREE_MORE_MEM, reason.
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git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace
Pull tracing fixes from Steven Rostedt:
"A few tracing fixes:
- Two fixes for memory leaks detected by kmemleak
- Removal of some dead code
- A few local functions turned static"
* tag 'trace-v5.7-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace:
tracing: Convert local functions in tracing_map.c to static
tracing: Remove DECLARE_TRACE_NOARGS
ftrace: Fix memory leak caused by not freeing entry in unregister_ftrace_direct()
tracing: Fix memory leaks in trace_events_hist.c
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* acpi-pci:
ACPI/PCI: pci_link: use extended_irq union member when setting ext-irq shareable
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git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux
Pull arm64 fixes from Catalin Marinas:
- Ensure context synchronisation after a write to APIAKey.
- Fix bullet list formatting in Documentation/arm64/amu.rst to
eliminate doc warnings.
* tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux:
Documentation: arm64: fix amu.rst doc warnings
arm64: sync kernel APIAKey when installing
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* pm-tools:
pm-graph v5.6
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git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild
Pull Kbuild fixes from Masahiro Yamada:
- fix scripts/config to properly handle ':' in string type CONFIG
options
- fix unneeded rebuilds of DT schema check rule
- git rid of ordering dependency between <linux/vermagic.h> and
<linux/module.h> to fix build errors in some network drivers
- clean up generated headers of host arch with 'make ARCH=um mrproper'
* tag 'kbuild-fixes-v5.7' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild:
h8300: ignore vmlinux.lds
Documentation: kbuild: fix the section title format
um: ensure `make ARCH=um mrproper` removes arch/$(SUBARCH)/include/generated/
arch: split MODULE_ARCH_VERMAGIC definitions out to <asm/vermagic.h>
kbuild: fix DT binding schema rule again to avoid needless rebuilds
scripts/config: allow colons in option strings for sed
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git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs
Pull misc AFS fixes from David Howells:
"Three miscellaneous fixes to the afs filesystem:
- Remove some struct members that aren't used, aren't set or aren't
read, plus a wake up that nothing ever waits for.
- Actually set the AFS_SERVER_FL_HAVE_EPOCH flag so that the code
that depends on it can work.
- Make a couple of waits uninterruptible if they're done for an
operation that isn't supposed to be interruptible"
* tag 'afs-fixes-20200424' of git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs:
afs: Make record checking use TASK_UNINTERRUPTIBLE when appropriate
afs: Fix to actually set AFS_SERVER_FL_HAVE_EPOCH
afs: Remove some unused bits
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git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound
Pull sound fixes from Takashi Iwai:
"This became a slightly big pull request, as the accumulated ASoC fixes
are included here. Some highlights:
- Revert of ASoC DAI startup changes that caused regression on some
x86 platforms
- Regression fix in HD-audio power management and driver blacklist
- A collection of ASoC DAPM and topology fixes
- Continued USB-audio fixes and quirks
- Lots of small device-specific fixes
- Rockchip S/PDIF DT stuff update for validation issues"
* tag 'sound-5.7-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (51 commits)
ALSA: hda: Always use jackpoll helper for jack update after resume
ALSA: hda/realtek - Add new codec supported for ALC245
ALSA: usb-audio: Fix usb audio refcnt leak when getting spdif
ALSA: usb-audio: Add connector notifier delegation
ALSA: usb-audio: Apply async workaround for Scarlett 2i4 2nd gen
ASoC: wm8960: Fix wrong clock after suspend & resume
ALSA: usx2y: Fix potential NULL dereference
ALSA: usb-audio: Add quirk for Focusrite Scarlett 2i2
ASoC: wm89xx: Add missing dependency
ASoC: dapm: fixup dapm kcontrol widget
ASoC: rsnd: Fix "status check failed" spam for multi-SSI
ASoC: rsnd: Don't treat master SSI in multi SSI setup as parent
ASoC: meson: gx-card: fix codec-to-codec link setup
ASoC: meson: axg-card: fix codec-to-codec link setup
ALSA: usb-audio: Add static mapping table for ALC1220-VB-based mobos
ALSA: hda: Remove ASUS ROG Zenith from the blacklist
ALSA: hda/realtek - Fix unexpected init_amp override
ALSA: usb-audio: Filter out unsupported sample rates on Focusrite devices
ASoC: SOF: Intel: add min/max channels for SSP on Baytrail/Broadwell
ASoC: stm32: sai: fix sai probe
...
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Pull drm fixes from Dave Airlie:
"Weekly regular fixes for drm, The usual rc3 uptick here, but nothing
too crazy or notable.
core:
- mst: zero pbn when releasing vcpi slots
amdgpu:
- Fix resume issue on renoir
- Thermal fix for older CI dGPUs
- Fix some fallout from dropping drm load/unload callbacks
i915:
- Tigerlake Workaround - disabling media recompression (Matt)
- Fix RPS interrupts for right GPU frequency (Chris)
- HDCP fix prime check (Oliver)
- Tigerlake Thunderbolt power well fix (Matt)
- Tigerlake DP link training fixes (Jose)
- Documentation sphinx build fix (Jani)
- Fix enable_dpcd_backlight modparam (Lyude)
analogix-dp:
- binding fix
meson:
- remove unneeded error message
bindings:
- fix warnings
- fix lvds binding
scheduler:
- thread racing fix
tidss:
- use after free fix"
* tag 'drm-fixes-2020-04-24' of git://anongit.freedesktop.org/drm/drm:
drm/i915/dpcd_bl: Unbreak enable_dpcd_backlight modparam
drm/i915: fix Sphinx build duplicate label warning
drm/i915/display: Load DP_TP_CTL/STATUS offset before use it
drm/i915/tgl: TBT AUX should use TC power well ops
drm/i915: HDCP: fix Ri prime check done during link check
drm/i915/gt: Update PMINTRMSK holding fw
drm/i915/tgl: Add Wa_14010477008:tgl
drm/tidss: fix crash related to accessing freed memory
drm/dp_mst: Zero assigned PBN when releasing VCPI slots
drm/amdgpu/display: give aux i2c buses more meaningful names
drm/amdgpu/display: fix aux registration (v2)
drm/amdgpu: Correctly initialize thermal controller for GPUs with Powerplay table v0 (e.g Hawaii)
drm/amd/powerplay: fix resume failed as smu table initialize early exit
drm/scheduler: fix drm_sched_get_cleanup_job
drm/meson: Delete an error message in meson_dw_hdmi_bind()
drm/bridge: anx6345: set correct BPC for display_info of connector
dt-bindings: display: allow port and ports in panel-lvds
dt-bindings: display: xpp055c272: Remove the reg property
dt-bindings: display: ltk500hd1829: Remove the reg property
drm/bridge: analogix_dp: Split bind() into probe() and real bind()
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When an operation is meant to be done uninterruptibly (such as
FS.StoreData), we should not be allowing volume and server record checking
to be interrupted.
Fixes: d2ddc776a458 ("afs: Overhaul volume and server record caching and fileserver rotation")
Signed-off-by: David Howells <dhowells@redhat.com>
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AFS keeps track of the epoch value from the rxrpc protocol to note (a) when
a fileserver appears to have restarted and (b) when different endpoints of
a fileserver do not appear to be associated with the same fileserver
(ie. all probes back from a fileserver from all of its interfaces should
carry the same epoch).
However, the AFS_SERVER_FL_HAVE_EPOCH flag that indicates that we've
received the server's epoch is never set, though it is used.
Fix this to set the flag when we first receive an epoch value from a probe
sent to the filesystem client from the fileserver.
Fixes: 3bf0fb6f33dd ("afs: Probe multiple fileservers simultaneously")
Signed-off-by: David Howells <dhowells@redhat.com>
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Remove three bits:
(1) afs_server::no_epoch is neither set nor used.
(2) afs_server::have_result is set and a wakeup is applied to it, but
nothing looks at it or waits on it.
(3) afs_vl_dump_edestaddrreq() prints afs_addr_list::probed, but nothing
sets it for VL servers.
Signed-off-by: David Howells <dhowells@redhat.com>
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git://anongit.freedesktop.org/drm/drm-misc into drm-fixes
A few resources-related fixes (tidss, dp_mst, scheduler), probe fixes and
DT bindings adjustments.
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Maxime Ripard <maxime@cerno.tech>
Link: https://patchwork.freedesktop.org/patch/msgid/20200423103224.7hvyr3v7dmuny2bz@gilmour.lan
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git://anongit.freedesktop.org/drm/drm-intel into drm-fixes
- Tigerlake Workaround - disabling media recompression (Matt)
- Fix RPS interrupts for right GPU frequency (Chris)
- HDCP fix prime check (Oliver)
- Tigerlake Thunderbolt power well fix (Matt)
- Tigerlake DP link training fixes (Jose)
- Documentation sphinx build fix (Jani)
- Fix enable_dpcd_backlight modparam (Lyude)
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200423190246.GA1710303@intel.com
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git://people.freedesktop.org/~agd5f/linux into drm-fixes
amd-drm-fixes-5.7-2020-04-22:
amdgpu:
- Fix resume issue on renoir
- Thermal fix for older CI dGPUs
- Fix some fallout from dropping drm load/unload callbacks
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Alex Deucher <alexdeucher@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200422224647.617724-1-alexander.deucher@amd.com
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git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace
Pull SIGCHLD fix from Eric Biederman:
"Christof Meerwald reported that do_notify_parent has not been
successfully populating si_pid and si_uid for multi-threaded
processes.
This is the one-liner fix. Strictly speaking a one-liner plus
comment"
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace:
signal: Avoid corrupting si_pid and si_uid in do_notify_parent
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git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci
Pull PCI fixes from Bjorn Helgaas:
- Workaround Apex TPU class code issue that prevents resource
assignment (Bjorn Helgaas)
- Update MAINTAINERS to add Rob Herring for native PCI controller
drivers (Lorenzo Pieralisi)
* tag 'pci-v5.7-fixes-1' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci:
MAINTAINERS: Add Rob Herring and remove Andy Murray as PCI reviewers
PCI: Move Apex Edge TPU class quirk to fix BAR assignment
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git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc
Pull ARM SoC fixes from Arnd Bergmann:
"A few smaller fixes for v5.7-rc3: The majority are fixes for bugs I
found after restarting my randconfig build testing that had been
dormant for a while.
On the Nokia N950/N9 phone, a DT fix is required to address a boot
regression.
For the bcm283x (Raspberry Pi), two DT fixes address minor issues"
* tag 'armsoc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc:
soc: imx8: select SOC_BUS
soc: tegra: fix tegra_pmc_get_suspend_mode definition
soc: fsl: dpio: avoid stack usage warning
soc: fsl: dpio: fix incorrect pointer conversions
ARM: imx: provide v7_cpu_resume() only on ARM_CPU_SUSPEND=y
ARM: dts: bcm283x: Disable dsi0 node
firmware: xilinx: make firmware_debugfs_root static
drivers: soc: xilinx: fix firmware driver Kconfig dependency
ARM: dts: bcm283x: Add cells encoding format to firmware bus
ARM: dts: OMAP3: disable RNG on N950/N9
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Pull nfsd fixes from Chuck Lever:
"The first set of 5.7-rc fixes for NFS server issues.
These were all unresolved at the time the 5.7 window opened, and
needed some additional time to ensure they were correctly addressed.
They are ready now.
At the moment I know of one more urgent issue regarding the NFS
server. A fix has been tested and is under review. I expect to send
one more pull request, containing this fix (which now consists of 3
patches).
Fixes:
- Address several use-after-free and memory leak bugs
- Prevent a backchannel livelock"
* tag 'nfsd-5.7-rc-1' of git://git.linux-nfs.org/projects/cel/cel-2.6:
svcrdma: Fix leak of svc_rdma_recv_ctxt objects
svcrdma: Fix trace point use-after-free race
SUNRPC: Fix backchannel RPC soft lockups
SUNRPC/cache: Fix unsafe traverse caused double-free in cache_purge
nfsd: memory corruption in nfsd4_lock()
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git://git.kernel.org/pub/scm/linux/kernel/git/linkinjeon/exfat
Pull exfat fixes from Namjae Jeon:
- several bug fixes(broken mount discard option, remount failure,
memory leak)
- add missing MODULE_ALIAS_FS for automatically loading exfat module.
- set s_time_gran and truncate atime with exfat timestamp granularity.
* tag 'for-5.7-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/linkinjeon/exfat:
exfat: truncate atimes to 2s granularity
exfat: properly set s_time_gran
exfat: remove 'bps' mount-option
exfat: Unify access to the boot sector
exfat: add missing MODULE_ALIAS_FS()
exfat: Fix discard support
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git://git.kernel.org/pub/scm/linux/kernel/git/andersson/remoteproc
Pull remoteproc fixes from Bjorn Andersson:
"This fixes a regression in the probe error path of the Qualcomm modem
remoteproc driver and a mix up of phy_addr_t and dma_addr_t in the
Mediatek SCP control driver"
* tag 'rproc-v5.7-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/andersson/remoteproc:
remoteproc: mtk_scp: use dma_addr_t for DMA API
remoteproc: qcom_q6v5_mss: fix q6v5_probe() error paths
remoteproc: qcom_q6v5_mss: fix a bug in q6v5_probe()
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git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/audit
Pull audit fix from Paul Moore:
"One small audit patch fix, fixing a missing length check on input from
userspace, nothing crazy"
* tag 'audit-pr-20200422' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/audit:
audit: check the length of userspace generated audit records
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Fix bullet list formatting to eliminate doc warnings:
Documentation/arm64/amu.rst:26: WARNING: Unexpected indentation.
Documentation/arm64/amu.rst:60: WARNING: Unexpected indentation.
Documentation/arm64/amu.rst:81: WARNING: Unexpected indentation.
Documentation/arm64/amu.rst:108: WARNING: Unexpected indentation.
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Ionela Voinescu <ionela.voinescu@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: linux-arm-kernel@lists.infradead.org
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
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Fixed a warning message spelling issue.
Signed-off-by: John Oldman <john.oldman@polehill.co.uk>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
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Move all zoned mode related code from null_blk_main.c to
null_blk_zoned.c, avoiding an ugly #ifdef in the process.
Rename null_zone_init() into null_init_zoned_dev(), null_zone_exit()
into null_free_zoned_dev() and add the new function
null_register_zoned_dev() to finalize the zoned dev setup before
add_disk().
Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
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For write operations issued to a null_blk device with zoned mode
enabled, the state and write pointer position of the zone targeted by
the command should be checked before badblocks and memory backing
are handled as the write may be first failed due to, for instance, a
sector position not aligned with the zone write pointer. This order of
checking for errors reflects more accuratly the behavior of physical
zoned devices.
Furthermore, the write pointer position of the target zone should be
incremented only and only if no errors are reported by badblocks and
memory backing handling.
To fix this, introduce the small helper function null_process_cmd()
which execute null_handle_badblocks() and null_handle_memory_backed()
and use this function in null_zone_write() to correctly handle write
requests to zoned null devices depending on the type and state of the
write target zone. Also call this function in null_handle_zoned() to
process read requests to zoned null devices.
null_process_cmd() is called directly from null_handle_cmd() for
regular null devices, resulting in no functional change for these type
of devices. To have symmetric names, the function null_handle_zoned()
is renamed to null_process_zoned_cmd().
Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
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https://github.com/Broadcom/stblinux into arm/fixes
This pull request contains Broadcom ARM-based SoCs Device Tree fixes for
5.7, please pull the following:
- Nicolas provides a fix for 55c7c0621078 ("ARM: dts: bcm283x: Fix vc4's
firmware bus DMA limitations") which missed adding proper
#address-cells and #size-cells properties and he also disables the DSI
node which should have been disabled by default but was not.
* tag 'arm-soc/for-5.7/devicetree-fixes' of https://github.com/Broadcom/stblinux:
ARM: dts: bcm283x: Disable dsi0 node
ARM: dts: bcm283x: Add cells encoding format to firmware bus
Link: https://lore.kernel.org/r/20200417171725.1084-1-f.fainelli@gmail.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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HD-audio codec driver applies a tricky procedure to forcibly perform
the runtime resume by mimicking the usage count even if the device has
been runtime-suspended beforehand. This was needed to assure to
trigger the jack detection update after the system resume.
And recently we also applied the similar logic to the HD-audio
controller side. However this seems leading to some inconsistency,
and eventually PCI controller gets screwed up.
This patch is an attempt to fix and clean up those behavior: instead
of the tricky runtime resume procedure, the existing jackpoll work is
scheduled when such a forced codec resume is required. The jackpoll
work will power up the codec, and this alone should suffice for the
jack status update in usual cases. If the extra polling is requested
(by checking codec->jackpoll_interval), the manual update is invoked
after that, and the codec is powered down again.
Also, we filter the spurious wake up of the codec from the controller
runtime resume by checking codec->relaxed_resume flag. If this flag
is set, basically we don't need to wake up explicitly, but it's
supposed to be done via the audio component notifier.
Fixes: c4c8dd6ef807 ("ALSA: hda: Skip controller resume if not needed")
Link: https://lore.kernel.org/r/20200422203744.26299-1-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
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Enable new codec supported for ALC245.
Signed-off-by: Kailang Yang <kailang@realtek.com>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/8c0804738b2c42439f59c39c8437817f@realtek.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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snd_microii_spdif_default_get() invokes snd_usb_lock_shutdown(), which
increases the refcount of the snd_usb_audio object "chip".
When snd_microii_spdif_default_get() returns, local variable "chip"
becomes invalid, so the refcount should be decreased to keep refcount
balanced.
The reference counting issue happens in several exception handling paths
of snd_microii_spdif_default_get(). When those error scenarios occur
such as usb_ifnum_to_if() returns NULL, the function forgets to decrease
the refcnt increased by snd_usb_lock_shutdown(), causing a refcnt leak.
Fix this issue by jumping to "end" label when those error scenarios
occur.
Fixes: 447d6275f0c2 ("ALSA: usb-audio: Add sanity checks for endpoint accesses")
Signed-off-by: Xiyu Yang <xiyuyang19@fudan.edu.cn>
Signed-off-by: Xin Tan <tanxin.ctf@gmail.com>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/1587617711-13200-1-git-send-email-xiyuyang19@fudan.edu.cn
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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Fix the following sparse warning:
kernel/trace/tracing_map.c:286:6: warning: symbol
'tracing_map_array_clear' was not declared. Should it be static?
kernel/trace/tracing_map.c:297:6: warning: symbol
'tracing_map_array_free' was not declared. Should it be static?
kernel/trace/tracing_map.c:319:26: warning: symbol
'tracing_map_array_alloc' was not declared. Should it be static?
Link: http://lkml.kernel.org/r/20200410073312.38855-1-yanaijie@huawei.com
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Jason Yan <yanaijie@huawei.com>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
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This macro was intentionally broken so that the kernel code is not
poluted with such noargs macro used simply as markers. This use case
can be satisfied by using dummy no inline functions. Just remove it.
Link: http://lkml.kernel.org/r/20200413153246.8511-1-nborisov@suse.com
Signed-off-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
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unregister_ftrace_direct()
kmemleak reported the following:
unreferenced object 0xffff90d47127a920 (size 32):
comm "modprobe", pid 1766, jiffies 4294792031 (age 162.568s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 22 01 00 00 00 00 ad de ........".......
00 78 12 a7 ff ff ff ff 00 00 b6 c0 ff ff ff ff .x..............
backtrace:
[<00000000bb79e72e>] register_ftrace_direct+0xcb/0x3a0
[<00000000295e4f79>] do_one_initcall+0x72/0x340
[<00000000873ead18>] do_init_module+0x5a/0x220
[<00000000974d9de5>] load_module+0x2235/0x2550
[<0000000059c3d6ce>] __do_sys_finit_module+0xc0/0x120
[<000000005a8611b4>] do_syscall_64+0x60/0x230
[<00000000a0cdc49e>] entry_SYSCALL_64_after_hwframe+0x49/0xb3
The entry used to save the direct descriptor needs to be freed
when unregistering.
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
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Make it consistent with the other sections.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
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In this workflow:
$ make ARCH=um defconfig && make ARCH=um -j8
[snip]
$ make ARCH=um mrproper
[snip]
$ make ARCH=um defconfig O=./build_um && make ARCH=um -j8 O=./build_um
[snip]
CC scripts/mod/empty.o
In file included from ../include/linux/types.h:6,
from ../include/linux/mod_devicetable.h:12,
from ../scripts/mod/devicetable-offsets.c:3:
../include/uapi/linux/types.h:5:10: fatal error: asm/types.h: No such file or directory
5 | #include <asm/types.h>
| ^~~~~~~~~~~~~
compilation terminated.
make[2]: *** [../scripts/Makefile.build:100: scripts/mod/devicetable-offsets.s] Error 1
make[2]: *** Waiting for unfinished jobs....
make[1]: *** [/home/iha/sdb/opensource/lkmp/linux-kselftest.git/Makefile:1140: prepare0] Error 2
make[1]: Leaving directory '/home/iha/sdb/opensource/lkmp/linux-kselftest.git/build_um'
make: *** [Makefile:180: sub-make] Error 2
The cause of the error was because arch/$(SUBARCH)/include/generated files
weren't properly cleaned by `make ARCH=um mrproper`.
Fixes: a788b2ed81ab ("kbuild: check arch/$(SRCARCH)/include/generated before out-of-tree build")
Reported-by: Theodore Ts'o <tytso@mit.edu>
Suggested-by: Masahiro Yamada <masahiroy@kernel.org>
Signed-off-by: Vitor Massaru Iha <vitor@massaru.org>
Reviewed-by: Brendan Higgins <brendanhiggins@google.com>
Tested-by: Brendan Higgins <brendanhiggins@google.com>
Link: https://groups.google.com/forum/#!msg/kunit-dev/QmA27YEgEgI/hvS1kiz2CwAJ
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
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As the bug report [1] pointed out, <linux/vermagic.h> must be included
after <linux/module.h>.
I believe we should not impose any include order restriction. We often
sort include directives alphabetically, but it is just coding style
convention. Technically, we can include header files in any order by
making every header self-contained.
Currently, arch-specific MODULE_ARCH_VERMAGIC is defined in
<asm/module.h>, which is not included from <linux/vermagic.h>.
Hence, the straight-forward fix-up would be as follows:
|--- a/include/linux/vermagic.h
|+++ b/include/linux/vermagic.h
|@@ -1,5 +1,6 @@
| /* SPDX-License-Identifier: GPL-2.0 */
| #include <generated/utsrelease.h>
|+#include <linux/module.h>
|
| /* Simply sanity version stamp for modules. */
| #ifdef CONFIG_SMP
This works enough, but for further cleanups, I split MODULE_ARCH_VERMAGIC
definitions into <asm/vermagic.h>.
With this, <linux/module.h> and <linux/vermagic.h> will be orthogonal,
and the location of MODULE_ARCH_VERMAGIC definitions will be consistent.
For arc and ia64, MODULE_PROC_FAMILY is only used for defining
MODULE_ARCH_VERMAGIC. I squashed it.
For hexagon, nds32, and xtensa, I removed <asm/modules.h> entirely
because they contained nothing but MODULE_ARCH_VERMAGIC definition.
Kbuild will automatically generate <asm/modules.h> at build-time,
wrapping <asm-generic/module.h>.
[1] https://lore.kernel.org/lkml/20200411155623.GA22175@zn.tnic
Reported-by: Borislav Petkov <bp@suse.de>
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Acked-by: Jessica Yu <jeyu@kernel.org>
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Since commit 7a0496056064 ("kbuild: fix DT binding schema rule to detect
command line changes"), this rule is every time re-run even if you change
nothing.
cmd_dtc takes one additional parameter to pass to the -O option of dtc.
We need to pass 'yaml' to if_changed_rule. Otherwise, cmd-check invoked
from if_changed_rule is false positive.
Fixes: 7a0496056064 ("kbuild: fix DT binding schema rule to detect command line changes")
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
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kmemleak report 1:
[<9092c50b>] kmem_cache_alloc_trace+0x138/0x270
[<05a2c9ed>] create_field_var+0xcf/0x180
[<528a2d68>] action_create+0xe2/0xc80
[<63f50b61>] event_hist_trigger_func+0x15b5/0x1920
[<28ea5d3d>] trigger_process_regex+0x7b/0xc0
[<3138e86f>] event_trigger_write+0x4d/0xb0
[<ffd66c19>] __vfs_write+0x30/0x200
[<4f424a0d>] vfs_write+0x96/0x1b0
[<da59a290>] ksys_write+0x53/0xc0
[<3717101a>] __ia32_sys_write+0x15/0x20
[<c5f23497>] do_fast_syscall_32+0x70/0x250
[<46e2629c>] entry_SYSENTER_32+0xaf/0x102
This is because save_vars[] of struct hist_trigger_data are
not destroyed
kmemleak report 2:
[<9092c50b>] kmem_cache_alloc_trace+0x138/0x270
[<6e5e97c5>] create_var+0x3c/0x110
[<de82f1b9>] create_field_var+0xaf/0x180
[<528a2d68>] action_create+0xe2/0xc80
[<63f50b61>] event_hist_trigger_func+0x15b5/0x1920
[<28ea5d3d>] trigger_process_regex+0x7b/0xc0
[<3138e86f>] event_trigger_write+0x4d/0xb0
[<ffd66c19>] __vfs_write+0x30/0x200
[<4f424a0d>] vfs_write+0x96/0x1b0
[<da59a290>] ksys_write+0x53/0xc0
[<3717101a>] __ia32_sys_write+0x15/0x20
[<c5f23497>] do_fast_syscall_32+0x70/0x250
[<46e2629c>] entry_SYSENTER_32+0xaf/0x102
struct hist_field allocated through create_var() do not initialize
"ref" field to 1. The code in __destroy_hist_field() does not destroy
object if "ref" is initialized to zero, the condition
if (--hist_field->ref > 1) always passes since unsigned int wraps.
kmemleak report 3:
[<f8666fcc>] __kmalloc_track_caller+0x139/0x2b0
[<bb7f80a5>] kstrdup+0x27/0x50
[<39d70006>] init_var_ref+0x58/0xd0
[<8ca76370>] create_var_ref+0x89/0xe0
[<f045fc39>] action_create+0x38f/0xc80
[<7c146821>] event_hist_trigger_func+0x15b5/0x1920
[<07de3f61>] trigger_process_regex+0x7b/0xc0
[<e87daf8f>] event_trigger_write+0x4d/0xb0
[<19bf1512>] __vfs_write+0x30/0x200
[<64ce4d27>] vfs_write+0x96/0x1b0
[<a6f34170>] ksys_write+0x53/0xc0
[<7d4230cd>] __ia32_sys_write+0x15/0x20
[<8eadca00>] do_fast_syscall_32+0x70/0x250
[<235cf985>] entry_SYSENTER_32+0xaf/0x102
hist_fields (system & event_name) are not freed
Link: http://lkml.kernel.org/r/20200422061503.GA5151@cosmos
Signed-off-by: Vamshi K Sthambamkadi <vamshi.k.sthambamkadi@gmail.com>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest
Pull kselftest fixes from Shuah Khan:
"This consists of fixes to runner scripts and individual test run-time
bugs. Includes fixes to tpm2 and memfd test run-time regressions"
* tag 'linux-kselftest-5.7-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest:
selftests/ipc: Fix test failure seen after initial test run
Revert "Kernel selftests: tpm2: check for tpm support"
selftests/ftrace: Add CONFIG_SAMPLE_FTRACE_DIRECT=m kconfig
selftests/seccomp: allow clock_nanosleep instead of nanosleep
kselftest/runner: allow to properly deliver signals to tests
selftests/harness: fix spelling mistake "SIGARLM" -> "SIGALRM"
selftests: Fix memfd test run-time regression
selftests: vm: Fix 64-bit test builds for powerpc64le
selftests: vm: Do not override definition of ARCH
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Sed broke on some strings as it used colon as a separator.
I made it more robust by using \001, which is legit POSIX AFAIK.
E.g. ./config --set-str CONFIG_USBNET_DEVADDR "de:ad:be:ef:00:01"
failed with: sed: -e expression #1, char 55: unknown option to `s'
Signed-off-by: Jeremie Francois (on alpha) <jeremie.francois@gmail.com>
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
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Andy Murray decided to step down as PCI controller reviewer and Rob Herring
is willing to help review PCI controller patches.
Update the respective MAINTAINERS entries to reflect this change.
Link: https://lore.kernel.org/r/20200422150336.10528-1-lorenzo.pieralisi@arm.com
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Rob Herring <robh@kernel.org>
Cc: Andrew Murray <amurray@thegoodpenguin.co.uk>
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Commit 8b9ec6b73277 ("PM core: Use new async_schedule_dev command")
introduced a new function for better performance.
However commit f2a424f6c613 ("PM / core: Introduce dpm_async_fn()
helper") went back to the non-optimized version, async_schedule().
So switch back to the sync_schedule_dev() to improve performance
Fixes: f2a424f6c613 ("PM / core: Introduce dpm_async_fn() helper")
Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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