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Merge 5.10.58 into android12-5.10-lts
Changes in 5.10.58
Revert "ACPICA: Fix memory leak caused by _CID repair function"
ALSA: seq: Fix racy deletion of subscriber
bus: ti-sysc: Fix gpt12 system timer issue with reserved status
net: xfrm: fix memory leak in xfrm_user_rcv_msg
arm64: dts: ls1028a: fix node name for the sysclk
ARM: imx: add missing iounmap()
ARM: imx: add missing clk_disable_unprepare()
ARM: dts: imx6qdl-sr-som: Increase the PHY reset duration to 10ms
arm64: dts: ls1028: sl28: fix networking for variant 2
ARM: dts: colibri-imx6ull: limit SDIO clock to 25MHz
ARM: imx: fix missing 3rd argument in macro imx_mmdc_perf_init
ARM: dts: imx: Swap M53Menlo pinctrl_power_button/pinctrl_power_out pins
arm64: dts: armada-3720-turris-mox: fixed indices for the SDHC controllers
arm64: dts: armada-3720-turris-mox: remove mrvl,i2c-fast-mode
ALSA: usb-audio: fix incorrect clock source setting
clk: stm32f4: fix post divisor setup for I2S/SAI PLLs
ARM: dts: am437x-l4: fix typo in can@0 node
omap5-board-common: remove not physically existing vdds_1v8_main fixed-regulator
dmaengine: uniphier-xdmac: Use readl_poll_timeout_atomic() in atomic state
clk: tegra: Implement disable_unused() of tegra_clk_sdmmc_mux_ops
dmaengine: stm32-dma: Fix PM usage counter imbalance in stm32 dma ops
dmaengine: stm32-dmamux: Fix PM usage counter unbalance in stm32 dmamux ops
spi: imx: mx51-ecspi: Reinstate low-speed CONFIGREG delay
spi: imx: mx51-ecspi: Fix low-speed CONFIGREG delay calculation
scsi: sr: Return correct event when media event code is 3
media: videobuf2-core: dequeue if start_streaming fails
ARM: dts: stm32: Disable LAN8710 EDPD on DHCOM
ARM: dts: stm32: Fix touchscreen IRQ line assignment on DHCOM
dmaengine: imx-dma: configure the generic DMA type to make it work
net, gro: Set inner transport header offset in tcp/udp GRO hook
net: dsa: sja1105: overwrite dynamic FDB entries with static ones in .port_fdb_add
net: dsa: sja1105: invalidate dynamic FDB entries learned concurrently with statically added ones
net: dsa: sja1105: be stateless with FDB entries on SJA1105P/Q/R/S/SJA1110 too
net: dsa: sja1105: match FDB entries regardless of inner/outer VLAN tag
net: phy: micrel: Fix detection of ksz87xx switch
net: natsemi: Fix missing pci_disable_device() in probe and remove
gpio: tqmx86: really make IRQ optional
RDMA/mlx5: Delay emptying a cache entry when a new MR is added to it recently
sctp: move the active_key update after sh_keys is added
nfp: update ethtool reporting of pauseframe control
net: ipv6: fix returned variable type in ip6_skb_dst_mtu
net: dsa: qca: ar9331: reorder MDIO write sequence
net: sched: fix lockdep_set_class() typo error for sch->seqlock
MIPS: check return value of pgtable_pmd_page_ctor
mips: Fix non-POSIX regexp
bnx2x: fix an error code in bnx2x_nic_load()
net: pegasus: fix uninit-value in get_interrupt_interval
net: fec: fix use-after-free in fec_drv_remove
net: vxge: fix use-after-free in vxge_device_unregister
blk-iolatency: error out if blk_get_queue() failed in iolatency_set_limit()
Bluetooth: defer cleanup of resources in hci_unregister_dev()
USB: usbtmc: Fix RCU stall warning
USB: serial: option: add Telit FD980 composition 0x1056
USB: serial: ch341: fix character loss at high transfer rates
USB: serial: ftdi_sio: add device ID for Auto-M3 OP-COM v2
firmware_loader: use -ETIMEDOUT instead of -EAGAIN in fw_load_sysfs_fallback
firmware_loader: fix use-after-free in firmware_fallback_sysfs
drm/amdgpu/display: fix DMUB firmware version info
ALSA: pcm - fix mmap capability check for the snd-dummy driver
ALSA: hda/realtek: add mic quirk for Acer SF314-42
ALSA: hda/realtek: Fix headset mic for Acer SWIFT SF314-56 (ALC256)
ALSA: usb-audio: Fix superfluous autosuspend recovery
ALSA: usb-audio: Add registration quirk for JBL Quantum 600
usb: dwc3: gadget: Avoid runtime resume if disabling pullup
usb: gadget: remove leaked entry from udc driver list
usb: cdns3: Fixed incorrect gadget state
usb: gadget: f_hid: added GET_IDLE and SET_IDLE handlers
usb: gadget: f_hid: fixed NULL pointer dereference
usb: gadget: f_hid: idle uses the highest byte for duration
usb: host: ohci-at91: suspend/resume ports after/before OHCI accesses
usb: typec: tcpm: Keep other events when receiving FRS and Sourcing_vbus events
usb: otg-fsm: Fix hrtimer list corruption
clk: fix leak on devm_clk_bulk_get_all() unwind
scripts/tracing: fix the bug that can't parse raw_trace_func
tracing / histogram: Give calculation hist_fields a size
tracing: Reject string operand in the histogram expression
tracing: Fix NULL pointer dereference in start_creating
tracepoint: static call: Compare data on transition from 2->1 callees
tracepoint: Fix static call function vs data state mismatch
arm64: stacktrace: avoid tracing arch_stack_walk()
optee: Clear stale cache entries during initialization
tee: add tee_shm_alloc_kernel_buf()
optee: Fix memory leak when failing to register shm pages
optee: Refuse to load the driver under the kdump kernel
optee: fix tee out of memory failure seen during kexec reboot
tpm_ftpm_tee: Free and unregister TEE shared memory during kexec
staging: rtl8723bs: Fix a resource leak in sd_int_dpc
staging: rtl8712: get rid of flush_scheduled_work
staging: rtl8712: error handling refactoring
drivers core: Fix oops when driver probe fails
media: rtl28xxu: fix zero-length control request
pipe: increase minimum default pipe size to 2 pages
ext4: fix potential htree corruption when growing large_dir directories
serial: tegra: Only print FIFO error message when an error occurs
serial: 8250_mtk: fix uart corruption issue when rx power off
serial: 8250: Mask out floating 16/32-bit bus bits
MIPS: Malta: Do not byte-swap accesses to the CBUS UART
serial: 8250_pci: Enumerate Elkhart Lake UARTs via dedicated driver
serial: 8250_pci: Avoid irq sharing for MSI(-X) interrupts.
fpga: dfl: fme: Fix cpu hotplug issue in performance reporting
timers: Move clearing of base::timer_running under base:: Lock
xfrm: Fix RCU vs hash_resize_mutex lock inversion
net/xfrm/compat: Copy xfrm_spdattr_type_t atributes
pcmcia: i82092: fix a null pointer dereference bug
selinux: correct the return value when loads initial sids
bus: ti-sysc: AM3: RNG is GP only
Revert "gpio: mpc8xxx: change the gpio interrupt flags."
ARM: omap2+: hwmod: fix potential NULL pointer access
md/raid10: properly indicate failure when ending a failed write request
KVM: x86: accept userspace interrupt only if no event is injected
KVM: Do not leak memory for duplicate debugfs directories
KVM: x86/mmu: Fix per-cpu counter corruption on 32-bit builds
arm64: vdso: Avoid ISB after reading from cntvct_el0
soc: ixp4xx: fix printing resources
interconnect: Fix undersized devress_alloc allocation
spi: meson-spicc: fix memory leak in meson_spicc_remove
interconnect: Zero initial BW after sync-state
interconnect: Always call pre_aggregate before aggregate
interconnect: qcom: icc-rpmh: Ensure floor BW is enforced for all nodes
drm/i915: Correct SFC_DONE register offset
soc: ixp4xx/qmgr: fix invalid __iomem access
perf/x86/amd: Don't touch the AMD64_EVENTSEL_HOSTONLY bit inside the guest
sched/rt: Fix double enqueue caused by rt_effective_prio
drm/i915: avoid uninitialised var in eb_parse()
libata: fix ata_pio_sector for CONFIG_HIGHMEM
reiserfs: add check for root_inode in reiserfs_fill_super
reiserfs: check directory items on read from disk
virt_wifi: fix error on connect
net: qede: Fix end of loop tests for list_for_each_entry
alpha: Send stop IPI to send to online CPUs
net/qla3xxx: fix schedule while atomic in ql_wait_for_drvr_lock and ql_adapter_reset
smb3: rc uninitialized in one fallocate path
drm/amdgpu/display: only enable aux backlight control for OLED panels
arm64: fix compat syscall return truncation
Linux 5.10.58
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I2533667974c9dff419a14d63e0e8febfb3de80f1
[ Upstream commit 8d75d0eff6887bcac7225e12b9c75595e523d92d ]
If queue is dying while iolatency_set_limit() is in progress,
blk_get_queue() won't increment the refcount of the queue. However,
blk_put_queue() will still decrement the refcount later, which will
cause the refcout to be unbalanced.
Thus error out in such case to fix the problem.
Fixes: 8c772a9bfc ("blk-iolatency: fix IO hang due to negative inflight counter")
Signed-off-by: Yu Kuai <yukuai3@huawei.com>
Acked-by: Tejun Heo <tj@kernel.org>
Link: https://lore.kernel.org/r/20210805124645.543797-1-yukuai3@huawei.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Sync up with android12-5.10 for the following commits:
1efc36b815 ANDROID: sched: add a helper function to change PELT half-life
bda49ad060 FROMGIT: loop: Select I/O scheduler 'none' from inside add_disk()
d8b946254e FROMGIT: blk-mq: Introduce the BLK_MQ_F_NO_SCHED_BY_DEFAULT flag
8914725a58 FROMGIT: usb: typec: tcpm: Keep other events when receiving FRS and Sourcing_vbus events
bed43a725d FROMGIT: usb: dwc3: gadget: Avoid runtime resume if disabling pullup
41b79ac98d FROMGIT: usb: dwc3: gadget: Use list_replace_init() before traversing lists
58f1839adc FROMGIT: arm64/cpufeature: Optionally disable MTE via command-line
20c3903ad7 ANDROID: ABI: update ABI XML
e9ab28e1c5 ANDROID: ABI: update generic symbol list
bce9e7942a ANDROID: PCI/PM: Use usleep_range for d3hot_delay
045204b080 FROMGIT: KVM: arm64: Unregister HYP sections from kmemleak in protected mode
21e59d0563 FROMGIT: arm64: Move .hyp.rodata outside of the _sdata.._edata range
Change-Id: I0e1e2203a0790184c2b0ac7acda39b9c384e60f7
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
elevator_get_default() uses the following algorithm to select an I/O
scheduler from inside add_disk():
- In case of a single hardware queue or sharing hardware queues across
multiple request queues (BLK_MQ_F_TAG_HCTX_SHARED), use mq-deadline.
- Otherwise, use 'none'.
This is a good choice for most but not for all block drivers. Make it
possible to override the selection of mq-deadline with a new flag,
namely BLK_MQ_F_NO_SCHED_BY_DEFAULT.
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Bug: 194450129
(cherry picked from commit 90b7198001f23ea37d3b46dc631bdaa2357a20b1 git://git.kernel.dk/linux-block/ for-5.15/block)
Change-Id: I4fb658957c193f350e74bdb5876c20a8f628fcb1
Signed-off-by: Bart Van Assche <bvanassche@google.com>
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Merge 5.10.56 into android12-5.10-lts
Changes in 5.10.56
selftest: fix build error in tools/testing/selftests/vm/userfaultfd.c
io_uring: fix null-ptr-deref in io_sq_offload_start()
x86/asm: Ensure asm/proto.h can be included stand-alone
pipe: make pipe writes always wake up readers
btrfs: fix rw device counting in __btrfs_free_extra_devids
btrfs: mark compressed range uptodate only if all bio succeed
Revert "ACPI: resources: Add checks for ACPI IRQ override"
ACPI: DPTF: Fix reading of attributes
x86/kvm: fix vcpu-id indexed array sizes
KVM: add missing compat KVM_CLEAR_DIRTY_LOG
ocfs2: fix zero out valid data
ocfs2: issue zeroout to EOF blocks
can: j1939: j1939_xtp_rx_dat_one(): fix rxtimer value between consecutive TP.DT to 750ms
can: raw: raw_setsockopt(): fix raw_rcv panic for sock UAF
can: peak_usb: pcan_usb_handle_bus_evt(): fix reading rxerr/txerr values
can: mcba_usb_start(): add missing urb->transfer_dma initialization
can: usb_8dev: fix memory leak
can: ems_usb: fix memory leak
can: esd_usb2: fix memory leak
alpha: register early reserved memory in memblock
HID: wacom: Re-enable touch by default for Cintiq 24HDT / 27QHDT
NIU: fix incorrect error return, missed in previous revert
drm/amd/display: ensure dentist display clock update finished in DCN20
drm/amdgpu: Avoid printing of stack contents on firmware load error
drm/amdgpu: Fix resource leak on probe error path
blk-iocost: fix operation ordering in iocg_wake_fn()
nfc: nfcsim: fix use after free during module unload
cfg80211: Fix possible memory leak in function cfg80211_bss_update
RDMA/bnxt_re: Fix stats counters
bpf: Fix OOB read when printing XDP link fdinfo
mac80211: fix enabling 4-address mode on a sta vif after assoc
netfilter: conntrack: adjust stop timestamp to real expiry value
netfilter: nft_nat: allow to specify layer 4 protocol NAT only
i40e: Fix logic of disabling queues
i40e: Fix firmware LLDP agent related warning
i40e: Fix queue-to-TC mapping on Tx
i40e: Fix log TC creation failure when max num of queues is exceeded
tipc: fix implicit-connect for SYN+
tipc: fix sleeping in tipc accept routine
net: Set true network header for ECN decapsulation
net: qrtr: fix memory leaks
ionic: remove intr coalesce update from napi
ionic: fix up dim accounting for tx and rx
ionic: count csum_none when offload enabled
tipc: do not write skb_shinfo frags when doing decrytion
octeontx2-pf: Fix interface down flag on error
mlx4: Fix missing error code in mlx4_load_one()
KVM: x86: Check the right feature bit for MSR_KVM_ASYNC_PF_ACK access
net: llc: fix skb_over_panic
drm/msm/dpu: Fix sm8250_mdp register length
drm/msm/dp: Initialize the INTF_CONFIG register
skmsg: Make sk_psock_destroy() static
net/mlx5: Fix flow table chaining
net/mlx5e: Fix nullptr in mlx5e_hairpin_get_mdev()
sctp: fix return value check in __sctp_rcv_asconf_lookup
tulip: windbond-840: Fix missing pci_disable_device() in probe and remove
sis900: Fix missing pci_disable_device() in probe and remove
can: hi311x: fix a signedness bug in hi3110_cmd()
bpf: Introduce BPF nospec instruction for mitigating Spectre v4
bpf: Fix leakage due to insufficient speculative store bypass mitigation
bpf: Remove superfluous aux sanitation on subprog rejection
bpf: verifier: Allocate idmap scratch in verifier env
bpf: Fix pointer arithmetic mask tightening under state pruning
SMB3: fix readpage for large swap cache
powerpc/pseries: Fix regression while building external modules
Revert "perf map: Fix dso->nsinfo refcounting"
i40e: Add additional info to PHY type error
can: j1939: j1939_session_deactivate(): clarify lifetime of session object
Linux 5.10.56
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Ib3c9244afb7ee5d6ee8d3235efe8956898f486c4
commit 5ab189cf3abbc9994bae3be524c5b88589ed56e2 upstream.
iocg_wake_fn() open-codes wait_queue_entry removal and wakeup because it
wants the wq_entry to be always removed whether it ended up waking the
task or not. finish_wait() tests whether wq_entry needs removal without
grabbing the wait_queue lock and expects the waker to use
list_del_init_careful() after all waking operations are complete, which
iocg_wake_fn() didn't do. The operation order was wrong and the regular
list_del_init() was used.
The result is that if a waiter wakes up racing the waker, it can free pop
the wq_entry off stack before the waker is still looking at it, which can
lead to a backtrace like the following.
[7312084.588951] general protection fault, probably for non-canonical address 0x586bf4005b2b88: 0000 [#1] SMP
...
[7312084.647079] RIP: 0010:queued_spin_lock_slowpath+0x171/0x1b0
...
[7312084.858314] Call Trace:
[7312084.863548] _raw_spin_lock_irqsave+0x22/0x30
[7312084.872605] try_to_wake_up+0x4c/0x4f0
[7312084.880444] iocg_wake_fn+0x71/0x80
[7312084.887763] __wake_up_common+0x71/0x140
[7312084.895951] iocg_kick_waitq+0xe8/0x2b0
[7312084.903964] ioc_rqos_throttle+0x275/0x650
[7312084.922423] __rq_qos_throttle+0x20/0x30
[7312084.930608] blk_mq_make_request+0x120/0x650
[7312084.939490] generic_make_request+0xca/0x310
[7312084.957600] submit_bio+0x173/0x200
[7312084.981806] swap_readpage+0x15c/0x240
[7312084.989646] read_swap_cache_async+0x58/0x60
[7312084.998527] swap_cluster_readahead+0x201/0x320
[7312085.023432] swapin_readahead+0x2df/0x450
[7312085.040672] do_swap_page+0x52f/0x820
[7312085.058259] handle_mm_fault+0xa16/0x1420
[7312085.066620] do_page_fault+0x2c6/0x5c0
[7312085.074459] page_fault+0x2f/0x40
Fix it by switching to list_del_init_careful() and putting it at the end.
Signed-off-by: Tejun Heo <tj@kernel.org>
Reported-by: Rik van Riel <riel@surriel.com>
Fixes: 7caa47151a ("blkcg: implement blk-iocost")
Cc: stable@vger.kernel.org # v5.4+
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Sync up with android12-5.10 for the following commits:
90732d426e UPSTREAM: mm/compaction: correct deferral logic for proactive compaction
d0a88ae479 ANDROID: Enable GKI Dr. No Enforcement
e6a59da61e ANDROID: media: v4l2-core: Fix deadlock in vendor hook
fdb1cfe2d3 FROMGIT: dma_buf: remove dmabuf sysfs teardown before release
1dc0dd2573 ANDROID: update mtk symbol list
a669748346 UPSTREAM: mfd: syscon: Free the allocated name field of struct regmap_config
cffe67a351 ANDROID: Give UIC cmd timeout a larger value
3bca0b5344 ANDROID: binder: retry security_secid_to_secctx()
9fdfeda4c9 ANDROID: update new gki symbol for mtk
1dd167be9f ANDROID: mm, kasan: fix for "integrate page_alloc init with HW_TAGS"
f215850ea0 UPSTREAM: kasan: fix conflict with page poisoning
a3da917661 ANDROID: GKI: Export two more mm symbols for GKI
0497b9601b ANDROID: Update symbol list for mtk
0f27e1d317 FROMLIST: kfence: skip all GFP_ZONEMASK allocations
8478d8dc53 FROMLIST: kfence: move the size check to the beginning of __kfence_alloc()
ddabf14bea ANDROID: ABI: update allowed list for galaxy
11cec52238 FROMGIT: f2fs: add sysfs nodes to get GC info for each GC mode
fdc46110cb ANDROID: abi_gki_aarch64_qcom: Add android_debug_for_each_module
0bb433e014 ANDROID: debug_symbols: Add android_debug_for_each_module
a0429aa1d0 ANDROID: ABI: Update ABI for symbol list updates
c68e5ca9f8 ANDROID: GKI: Update symbols to symbol list
aac5a77959 ANDROID: Update symbol list for mtk
42fc1faf44 UPSTREAM: block, bfq: set next_rq to waker_bfqq->next_rq in waker injection
e37cc8a09f UPSTREAM: mm/mremap: hold the rmap lock in write mode when moving page table entries.
9b136eab76 ANDROID: pstore/ram: Add backward compatibility for ramoops reserved region
df97297651 ANDROID: Update symbol list for mtk
4322bb07e8 ANDROID: vendor_hooks: Modify the function name
007213b1d0 BACKPORT: FROMLIST: kasan: add memzero int for unaligned size at DEBUG
7acbce0bf4 BACKPORT: FROMLIST: mm: move helper to check slub_debug_enabled
d6eeae59b5 ANDROID: ABI: initial update allowed list for galaxy
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I6d28f1be3cbd8a1fed86d2d647e6c2bb55221b0a
This effectively locks down OWNERS approval to a small group to guard
the code base against unintentional breakages.
Bug: 194314089
Signed-off-by: Matthias Maennich <maennich@google.com>
Change-Id: Ifd1ea97639a622320ea83f901f6451e2e52b38d4
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Merge 5.10.52 into android12-5.10-lts
Changes in 5.10.52
certs: add 'x509_revocation_list' to gitignore
cifs: handle reconnect of tcon when there is no cached dfs referral
KVM: mmio: Fix use-after-free Read in kvm_vm_ioctl_unregister_coalesced_mmio
KVM: x86: Use guest MAXPHYADDR from CPUID.0x8000_0008 iff TDP is enabled
KVM: x86/mmu: Do not apply HPA (memory encryption) mask to GPAs
KVM: nSVM: Check the value written to MSR_VM_HSAVE_PA
KVM: X86: Disable hardware breakpoints unconditionally before kvm_x86->run()
scsi: core: Fix bad pointer dereference when ehandler kthread is invalid
scsi: zfcp: Report port fc_security as unknown early during remote cable pull
tracing: Do not reference char * as a string in histograms
drm/i915/gtt: drop the page table optimisation
drm/i915/gt: Fix -EDEADLK handling regression
cgroup: verify that source is a string
fbmem: Do not delete the mode that is still in use
drm/dp_mst: Do not set proposed vcpi directly
drm/dp_mst: Avoid to mess up payload table by ports in stale topology
drm/dp_mst: Add missing drm parameters to recently added call to drm_dbg_kms()
drm/ingenic: Fix non-OSD mode
drm/ingenic: Switch IPU plane to type OVERLAY
Revert "drm/ast: Remove reference to struct drm_device.pdev"
net: bridge: multicast: fix PIM hello router port marking race
net: bridge: multicast: fix MRD advertisement router port marking race
leds: tlc591xx: fix return value check in tlc591xx_probe()
ASoC: Intel: sof_sdw: add mutual exclusion between PCH DMIC and RT715
dmaengine: fsl-qdma: check dma_set_mask return value
scsi: arcmsr: Fix the wrong CDB payload report to IOP
srcu: Fix broken node geometry after early ssp init
rcu: Reject RCU_LOCKDEP_WARN() false positives
tty: serial: fsl_lpuart: fix the potential risk of division or modulo by zero
serial: fsl_lpuart: disable DMA for console and fix sysrq
misc/libmasm/module: Fix two use after free in ibmasm_init_one
misc: alcor_pci: fix null-ptr-deref when there is no PCI bridge
ASoC: intel/boards: add missing MODULE_DEVICE_TABLE
partitions: msdos: fix one-byte get_unaligned()
iio: gyro: fxa21002c: Balance runtime pm + use pm_runtime_resume_and_get().
iio: magn: bmc150: Balance runtime pm + use pm_runtime_resume_and_get()
ALSA: usx2y: Avoid camelCase
ALSA: usx2y: Don't call free_pages_exact() with NULL address
Revert "ALSA: bebob/oxfw: fix Kconfig entry for Mackie d.2 Pro"
usb: common: usb-conn-gpio: fix NULL pointer dereference of charger
w1: ds2438: fixing bug that would always get page0
scsi: arcmsr: Fix doorbell status being updated late on ARC-1886
scsi: hisi_sas: Propagate errors in interrupt_init_v1_hw()
scsi: lpfc: Fix "Unexpected timeout" error in direct attach topology
scsi: lpfc: Fix crash when lpfc_sli4_hba_setup() fails to initialize the SGLs
scsi: core: Cap scsi_host cmd_per_lun at can_queue
ALSA: ac97: fix PM reference leak in ac97_bus_remove()
tty: serial: 8250: serial_cs: Fix a memory leak in error handling path
scsi: mpt3sas: Fix deadlock while cancelling the running firmware event
scsi: core: Fixup calling convention for scsi_mode_sense()
scsi: scsi_dh_alua: Check for negative result value
fs/jfs: Fix missing error code in lmLogInit()
scsi: megaraid_sas: Fix resource leak in case of probe failure
scsi: megaraid_sas: Early detection of VD deletion through RaidMap update
scsi: megaraid_sas: Handle missing interrupts while re-enabling IRQs
scsi: iscsi: Add iscsi_cls_conn refcount helpers
scsi: iscsi: Fix conn use after free during resets
scsi: iscsi: Fix shost->max_id use
scsi: qedi: Fix null ref during abort handling
scsi: qedi: Fix race during abort timeouts
scsi: qedi: Fix TMF session block/unblock use
scsi: qedi: Fix cleanup session block/unblock use
mfd: da9052/stmpe: Add and modify MODULE_DEVICE_TABLE
mfd: cpcap: Fix cpcap dmamask not set warnings
ASoC: img: Fix PM reference leak in img_i2s_in_probe()
fsi: Add missing MODULE_DEVICE_TABLE
serial: tty: uartlite: fix console setup
s390/sclp_vt220: fix console name to match device
s390: disable SSP when needed
selftests: timers: rtcpie: skip test if default RTC device does not exist
ALSA: sb: Fix potential double-free of CSP mixer elements
powerpc/ps3: Add dma_mask to ps3_dma_region
iommu/arm-smmu: Fix arm_smmu_device refcount leak when arm_smmu_rpm_get fails
iommu/arm-smmu: Fix arm_smmu_device refcount leak in address translation
ASoC: soc-pcm: fix the return value in dpcm_apply_symmetry()
gpio: zynq: Check return value of pm_runtime_get_sync
gpio: zynq: Check return value of irq_get_irq_data
scsi: storvsc: Correctly handle multiple flags in srb_status
ALSA: ppc: fix error return code in snd_pmac_probe()
selftests/powerpc: Fix "no_handler" EBB selftest
gpio: pca953x: Add support for the On Semi pca9655
powerpc/mm/book3s64: Fix possible build error
ASoC: soc-core: Fix the error return code in snd_soc_of_parse_audio_routing()
habanalabs/gaudi: set the correct cpu_id on MME2_QM failure
habanalabs: remove node from list before freeing the node
s390/processor: always inline stap() and __load_psw_mask()
s390/ipl_parm: fix program check new psw handling
s390/mem_detect: fix diag260() program check new psw handling
s390/mem_detect: fix tprot() program check new psw handling
Input: hideep - fix the uninitialized use in hideep_nvm_unlock()
ALSA: bebob: add support for ToneWeal FW66
ALSA: usb-audio: scarlett2: Fix 18i8 Gen 2 PCM Input count
ALSA: usb-audio: scarlett2: Fix data_mutex lock
ALSA: usb-audio: scarlett2: Fix scarlett2_*_ctl_put() return values
usb: gadget: f_hid: fix endianness issue with descriptors
usb: gadget: hid: fix error return code in hid_bind()
powerpc/boot: Fixup device-tree on little endian
ASoC: Intel: kbl_da7219_max98357a: shrink platform_id below 20 characters
backlight: lm3630a: Fix return code of .update_status() callback
ALSA: hda: Add IRQ check for platform_get_irq()
ALSA: usb-audio: scarlett2: Fix 6i6 Gen 2 line out descriptions
ALSA: firewire-motu: fix detection for S/PDIF source on optical interface in v2 protocol
leds: turris-omnia: add missing MODULE_DEVICE_TABLE
staging: rtl8723bs: fix macro value for 2.4Ghz only device
intel_th: Wait until port is in reset before programming it
i2c: core: Disable client irq on reboot/shutdown
phy: intel: Fix for warnings due to EMMC clock 175Mhz change in FIP
lib/decompress_unlz4.c: correctly handle zero-padding around initrds.
kcov: add __no_sanitize_coverage to fix noinstr for all architectures
power: supply: sc27xx: Add missing MODULE_DEVICE_TABLE
power: supply: sc2731_charger: Add missing MODULE_DEVICE_TABLE
pwm: spear: Don't modify HW state in .remove callback
PCI: ftpci100: Rename macro name collision
power: supply: ab8500: Avoid NULL pointers
PCI: hv: Fix a race condition when removing the device
power: supply: max17042: Do not enforce (incorrect) interrupt trigger type
power: reset: gpio-poweroff: add missing MODULE_DEVICE_TABLE
ARM: 9087/1: kprobes: test-thumb: fix for LLVM_IAS=1
PCI/P2PDMA: Avoid pci_get_slot(), which may sleep
NFSv4: Fix delegation return in cases where we have to retry
PCI: pciehp: Ignore Link Down/Up caused by DPC
watchdog: Fix possible use-after-free in wdt_startup()
watchdog: sc520_wdt: Fix possible use-after-free in wdt_turnoff()
watchdog: Fix possible use-after-free by calling del_timer_sync()
watchdog: imx_sc_wdt: fix pretimeout
watchdog: iTCO_wdt: Account for rebooting on second timeout
x86/fpu: Return proper error codes from user access functions
remoteproc: core: Fix cdev remove and rproc del
PCI: tegra: Add missing MODULE_DEVICE_TABLE
orangefs: fix orangefs df output.
ceph: remove bogus checks and WARN_ONs from ceph_set_page_dirty
drm/gma500: Add the missed drm_gem_object_put() in psb_user_framebuffer_create()
NFS: nfs_find_open_context() may only select open files
power: supply: charger-manager: add missing MODULE_DEVICE_TABLE
power: supply: ab8500: add missing MODULE_DEVICE_TABLE
drm/amdkfd: fix sysfs kobj leak
pwm: img: Fix PM reference leak in img_pwm_enable()
pwm: tegra: Don't modify HW state in .remove callback
ACPI: AMBA: Fix resource name in /proc/iomem
ACPI: video: Add quirk for the Dell Vostro 3350
PCI: rockchip: Register IRQ handlers after device and data are ready
virtio-blk: Fix memory leak among suspend/resume procedure
virtio_net: Fix error handling in virtnet_restore()
virtio_console: Assure used length from device is limited
f2fs: atgc: fix to set default age threshold
NFSD: Fix TP_printk() format specifier in nfsd_clid_class
x86/signal: Detect and prevent an alternate signal stack overflow
f2fs: add MODULE_SOFTDEP to ensure crc32 is included in the initramfs
f2fs: compress: fix to disallow temp extension
remoteproc: k3-r5: Fix an error message
PCI/sysfs: Fix dsm_label_utf16s_to_utf8s() buffer overrun
power: supply: rt5033_battery: Fix device tree enumeration
NFSv4: Initialise connection to the server in nfs4_alloc_client()
NFSv4: Fix an Oops in pnfs_mark_request_commit() when doing O_DIRECT
misc: alcor_pci: fix inverted branch condition
um: fix error return code in slip_open()
um: fix error return code in winch_tramp()
ubifs: Fix off-by-one error
ubifs: journal: Fix error return code in ubifs_jnl_write_inode()
watchdog: aspeed: fix hardware timeout calculation
watchdog: jz4740: Fix return value check in jz4740_wdt_probe()
SUNRPC: prevent port reuse on transports which don't request it.
nfs: fix acl memory leak of posix_acl_create()
ubifs: Set/Clear I_LINKABLE under i_lock for whiteout inode
PCI: iproc: Fix multi-MSI base vector number allocation
PCI: iproc: Support multi-MSI only on uniprocessor kernel
f2fs: fix to avoid adding tab before doc section
x86/fpu: Fix copy_xstate_to_kernel() gap handling
x86/fpu: Limit xstate copy size in xstateregs_set()
PCI: intel-gw: Fix INTx enable
pwm: imx1: Don't disable clocks at device remove time
PCI: tegra194: Fix tegra_pcie_ep_raise_msi_irq() ill-defined shift
vdpa/mlx5: Fix umem sizes assignments on VQ create
vdpa/mlx5: Fix possible failure in umem size calculation
virtio_net: move tx vq operation under tx queue lock
nvme-tcp: can't set sk_user_data without write_lock
nfsd: Reduce contention for the nfsd_file nf_rwsem
ALSA: isa: Fix error return code in snd_cmi8330_probe()
vdpa/mlx5: Clear vq ready indication upon device reset
NFSv4/pnfs: Fix the layout barrier update
NFSv4/pnfs: Fix layoutget behaviour after invalidation
NFSv4/pNFS: Don't call _nfs4_pnfs_v3_ds_connect multiple times
hexagon: handle {,SOFT}IRQENTRY_TEXT in linker script
hexagon: use common DISCARDS macro
ARM: dts: gemini-rut1xx: remove duplicate ethernet node
reset: RESET_BRCMSTB_RESCAL should depend on ARCH_BRCMSTB
reset: RESET_INTEL_GW should depend on X86
reset: a10sr: add missing of_match_table reference
ARM: exynos: add missing of_node_put for loop iteration
ARM: dts: exynos: fix PWM LED max brightness on Odroid XU/XU3
ARM: dts: exynos: fix PWM LED max brightness on Odroid HC1
ARM: dts: exynos: fix PWM LED max brightness on Odroid XU4
memory: stm32-fmc2-ebi: add missing of_node_put for loop iteration
memory: atmel-ebi: add missing of_node_put for loop iteration
reset: brcmstb: Add missing MODULE_DEVICE_TABLE
memory: pl353: Fix error return code in pl353_smc_probe()
ARM: dts: sun8i: h3: orangepi-plus: Fix ethernet phy-mode
rtc: fix snprintf() checking in is_rtc_hctosys()
arm64: dts: renesas: v3msk: Fix memory size
ARM: dts: r8a7779, marzen: Fix DU clock names
arm64: dts: ti: j7200-main: Enable USB2 PHY RX sensitivity workaround
arm64: dts: renesas: Add missing opp-suspend properties
arm64: dts: renesas: r8a7796[01]: Fix OPP table entry voltages
ARM: dts: stm32: Connect PHY IRQ line on DH STM32MP1 SoM
ARM: dts: stm32: Rework LAN8710Ai PHY reset on DHCOM SoM
arm64: dts: qcom: trogdor: Add no-hpd to DSI bridge node
firmware: tegra: Fix error return code in tegra210_bpmp_init()
firmware: arm_scmi: Reset Rx buffer to max size during async commands
dt-bindings: i2c: at91: fix example for scl-gpios
ARM: dts: BCM5301X: Fixup SPI binding
reset: bail if try_module_get() fails
arm64: dts: renesas: r8a779a0: Drop power-domains property from GIC node
arm64: dts: ti: k3-j721e-main: Fix external refclk input to SERDES
memory: fsl_ifc: fix leak of IO mapping on probe failure
memory: fsl_ifc: fix leak of private memory on probe failure
arm64: dts: allwinner: a64-sopine-baseboard: change RGMII mode to TXID
ARM: dts: dra7: Fix duplicate USB4 target module node
ARM: dts: am335x: align ti,pindir-d0-out-d1-in property with dt-shema
ARM: dts: am437x: align ti,pindir-d0-out-d1-in property with dt-shema
thermal/drivers/sprd: Add missing MODULE_DEVICE_TABLE
ARM: dts: imx6q-dhcom: Fix ethernet reset time properties
ARM: dts: imx6q-dhcom: Fix ethernet plugin detection problems
ARM: dts: imx6q-dhcom: Add gpios pinctrl for i2c bus recovery
thermal/drivers/rcar_gen3_thermal: Fix coefficient calculations
firmware: turris-mox-rwtm: fix reply status decoding function
firmware: turris-mox-rwtm: report failures better
firmware: turris-mox-rwtm: fail probing when firmware does not support hwrng
firmware: turris-mox-rwtm: show message about HWRNG registration
arm64: dts: rockchip: Re-add regulator-boot-on, regulator-always-on for vdd_gpu on rk3399-roc-pc
arm64: dts: rockchip: Re-add regulator-always-on for vcc_sdio for rk3399-roc-pc
scsi: be2iscsi: Fix an error handling path in beiscsi_dev_probe()
sched/uclamp: Ignore max aggregation if rq is idle
jump_label: Fix jump_label_text_reserved() vs __init
static_call: Fix static_call_text_reserved() vs __init
mips: always link byteswap helpers into decompressor
mips: disable branch profiling in boot/decompress.o
MIPS: vdso: Invalid GIC access through VDSO
scsi: scsi_dh_alua: Fix signedness bug in alua_rtpg()
seq_file: disallow extremely large seq buffer allocations
Linux 5.10.52
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Ic1b04661728db8b0e060ca6935783e15a22210da
[ Upstream commit 1b1774998b2dec837a57d729d1a22e5eb2d6d206 ]
A simplification of get_unaligned() clashes with callers that pass
in a character pointer, causing a harmless warning like:
block/partitions/msdos.c: In function 'msdos_partition':
include/asm-generic/unaligned.h:13:22: warning: 'packed' attribute ignored for field of type 'u8' {aka 'unsigned char'} [-Wattributes]
Remove the SYS_IND() macro with the get_unaligned() call
and just use the ->ind field directly.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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Merge 5.10.51 into android12-5.10-lts
Changes in 5.10.51
drm/mxsfb: Don't select DRM_KMS_FB_HELPER
drm/zte: Don't select DRM_KMS_FB_HELPER
drm/ast: Fixed CVE for DP501
drm/amd/display: fix HDCP reset sequence on reinitialize
drm/amd/amdgpu/sriov disable all ip hw status by default
drm/vc4: fix argument ordering in vc4_crtc_get_margins()
drm/bridge: nwl-dsi: Force a full modeset when crtc_state->active is changed to be true
net: pch_gbe: Use proper accessors to BE data in pch_ptp_match()
drm/amd/display: fix use_max_lb flag for 420 pixel formats
clk: renesas: rcar-usb2-clock-sel: Fix error handling in .probe()
hugetlb: clear huge pte during flush function on mips platform
atm: iphase: fix possible use-after-free in ia_module_exit()
mISDN: fix possible use-after-free in HFC_cleanup()
atm: nicstar: Fix possible use-after-free in nicstar_cleanup()
net: Treat __napi_schedule_irqoff() as __napi_schedule() on PREEMPT_RT
drm/mediatek: Fix PM reference leak in mtk_crtc_ddp_hw_init()
net: mdio: ipq8064: add regmap config to disable REGCACHE
drm/bridge: lt9611: Add missing MODULE_DEVICE_TABLE
reiserfs: add check for invalid 1st journal block
drm/virtio: Fix double free on probe failure
net: mdio: provide shim implementation of devm_of_mdiobus_register
net/sched: cls_api: increase max_reclassify_loop
pinctrl: equilibrium: Add missing MODULE_DEVICE_TABLE
drm/scheduler: Fix hang when sched_entity released
drm/sched: Avoid data corruptions
udf: Fix NULL pointer dereference in udf_symlink function
drm/vc4: Fix clock source for VEC PixelValve on BCM2711
drm/vc4: hdmi: Fix PM reference leak in vc4_hdmi_encoder_pre_crtc_co()
e100: handle eeprom as little endian
igb: handle vlan types with checker enabled
igb: fix assignment on big endian machines
drm/bridge: cdns: Fix PM reference leak in cdns_dsi_transfer()
clk: renesas: r8a77995: Add ZA2 clock
net/mlx5e: IPsec/rep_tc: Fix rep_tc_update_skb drops IPsec packet
net/mlx5: Fix lag port remapping logic
drm: rockchip: add missing registers for RK3188
drm: rockchip: add missing registers for RK3066
net: stmmac: the XPCS obscures a potential "PHY not found" error
RDMA/rtrs: Change MAX_SESS_QUEUE_DEPTH
clk: tegra: Fix refcounting of gate clocks
clk: tegra: Ensure that PLLU configuration is applied properly
drm: bridge: cdns-mhdp8546: Fix PM reference leak in
virtio-net: Add validation for used length
ipv6: use prandom_u32() for ID generation
MIPS: cpu-probe: Fix FPU detection on Ingenic JZ4760(B)
MIPS: ingenic: Select CPU_SUPPORTS_CPUFREQ && MIPS_EXTERNAL_TIMER
drm/amd/display: Avoid HDCP over-read and corruption
drm/amdgpu: remove unsafe optimization to drop preamble ib
net: tcp better handling of reordering then loss cases
RDMA/cxgb4: Fix missing error code in create_qp()
dm space maps: don't reset space map allocation cursor when committing
dm writecache: don't split bios when overwriting contiguous cache content
dm: Fix dm_accept_partial_bio() relative to zone management commands
net: bridge: mrp: Update ring transitions.
pinctrl: mcp23s08: fix race condition in irq handler
ice: set the value of global config lock timeout longer
ice: fix clang warning regarding deadcode.DeadStores
virtio_net: Remove BUG() to avoid machine dead
net: mscc: ocelot: check return value after calling platform_get_resource()
net: bcmgenet: check return value after calling platform_get_resource()
net: mvpp2: check return value after calling platform_get_resource()
net: micrel: check return value after calling platform_get_resource()
net: moxa: Use devm_platform_get_and_ioremap_resource()
drm/amd/display: Fix DCN 3.01 DSCCLK validation
drm/amd/display: Update scaling settings on modeset
drm/amd/display: Release MST resources on switch from MST to SST
drm/amd/display: Set DISPCLK_MAX_ERRDET_CYCLES to 7
drm/amd/display: Fix off-by-one error in DML
net: phy: realtek: add delay to fix RXC generation issue
selftests: Clean forgotten resources as part of cleanup()
net: sgi: ioc3-eth: check return value after calling platform_get_resource()
drm/amdkfd: use allowed domain for vmbo validation
fjes: check return value after calling platform_get_resource()
selinux: use __GFP_NOWARN with GFP_NOWAIT in the AVC
r8169: avoid link-up interrupt issue on RTL8106e if user enables ASPM
drm/amd/display: Verify Gamma & Degamma LUT sizes in amdgpu_dm_atomic_check
xfrm: Fix error reporting in xfrm_state_construct.
dm writecache: commit just one block, not a full page
wlcore/wl12xx: Fix wl12xx get_mac error if device is in ELP
wl1251: Fix possible buffer overflow in wl1251_cmd_scan
cw1200: add missing MODULE_DEVICE_TABLE
drm/amdkfd: fix circular locking on get_wave_state
drm/amdkfd: Fix circular lock in nocpsch path
bpf: Fix up register-based shifts in interpreter to silence KUBSAN
ice: fix incorrect payload indicator on PTYPE
ice: mark PTYPE 2 as reserved
mt76: mt7615: fix fixed-rate tx status reporting
net: fix mistake path for netdev_features_strings
net: ipa: Add missing of_node_put() in ipa_firmware_load()
net: sched: fix error return code in tcf_del_walker()
io_uring: fix false WARN_ONCE
drm/amdgpu: fix bad address translation for sienna_cichlid
drm/amdkfd: Walk through list with dqm lock hold
mt76: mt7915: fix IEEE80211_HE_PHY_CAP7_MAX_NC for station mode
rtl8xxxu: Fix device info for RTL8192EU devices
MIPS: add PMD table accounting into MIPS'pmd_alloc_one
net: fec: add ndo_select_queue to fix TX bandwidth fluctuations
atm: nicstar: use 'dma_free_coherent' instead of 'kfree'
atm: nicstar: register the interrupt handler in the right place
vsock: notify server to shutdown when client has pending signal
RDMA/rxe: Don't overwrite errno from ib_umem_get()
iwlwifi: mvm: don't change band on bound PHY contexts
iwlwifi: mvm: fix error print when session protection ends
iwlwifi: pcie: free IML DMA memory allocation
iwlwifi: pcie: fix context info freeing
sfc: avoid double pci_remove of VFs
sfc: error code if SRIOV cannot be disabled
wireless: wext-spy: Fix out-of-bounds warning
cfg80211: fix default HE tx bitrate mask in 2G band
mac80211: consider per-CPU statistics if present
mac80211_hwsim: add concurrent channels scanning support over virtio
IB/isert: Align target max I/O size to initiator size
media, bpf: Do not copy more entries than user space requested
net: ip: avoid OOM kills with large UDP sends over loopback
RDMA/cma: Fix rdma_resolve_route() memory leak
Bluetooth: btusb: Fixed too many in-token issue for Mediatek Chip.
Bluetooth: Fix the HCI to MGMT status conversion table
Bluetooth: Fix alt settings for incoming SCO with transparent coding format
Bluetooth: Shutdown controller after workqueues are flushed or cancelled
Bluetooth: btusb: Add a new QCA_ROME device (0cf3:e500)
Bluetooth: L2CAP: Fix invalid access if ECRED Reconfigure fails
Bluetooth: L2CAP: Fix invalid access on ECRED Connection response
Bluetooth: btusb: Add support USB ALT 3 for WBS
Bluetooth: mgmt: Fix the command returns garbage parameter value
Bluetooth: btusb: fix bt fiwmare downloading failure issue for qca btsoc.
sched/fair: Ensure _sum and _avg values stay consistent
bpf: Fix false positive kmemleak report in bpf_ringbuf_area_alloc()
flow_offload: action should not be NULL when it is referenced
sctp: validate from_addr_param return
sctp: add size validation when walking chunks
MIPS: loongsoon64: Reserve memory below starting pfn to prevent Oops
MIPS: set mips32r5 for virt extensions
selftests/resctrl: Fix incorrect parsing of option "-t"
MIPS: MT extensions are not available on MIPS32r1
ath11k: unlock on error path in ath11k_mac_op_add_interface()
arm64: dts: rockchip: add rk3328 dwc3 usb controller node
arm64: dts: rockchip: Enable USB3 for rk3328 Rock64
loop: fix I/O error on fsync() in detached loop devices
mm,hwpoison: return -EBUSY when migration fails
io_uring: simplify io_remove_personalities()
io_uring: Convert personality_idr to XArray
io_uring: convert io_buffer_idr to XArray
scsi: iscsi: Fix race condition between login and sync thread
scsi: iscsi: Fix iSCSI cls conn state
powerpc/mm: Fix lockup on kernel exec fault
powerpc/barrier: Avoid collision with clang's __lwsync macro
powerpc/powernv/vas: Release reference to tgid during window close
drm/amdgpu: Update NV SIMD-per-CU to 2
drm/amdgpu: enable sdma0 tmz for Raven/Renoir(V2)
drm/radeon: Add the missed drm_gem_object_put() in radeon_user_framebuffer_create()
drm/radeon: Call radeon_suspend_kms() in radeon_pci_shutdown() for Loongson64
drm/vc4: txp: Properly set the possible_crtcs mask
drm/vc4: crtc: Skip the TXP
drm/vc4: hdmi: Prevent clock unbalance
drm/dp: Handle zeroed port counts in drm_dp_read_downstream_info()
drm/rockchip: dsi: remove extra component_del() call
drm/amd/display: fix incorrrect valid irq check
pinctrl/amd: Add device HID for new AMD GPIO controller
drm/amd/display: Reject non-zero src_y and src_x for video planes
drm/tegra: Don't set allow_fb_modifiers explicitly
drm/msm/mdp4: Fix modifier support enabling
drm/arm/malidp: Always list modifiers
drm/nouveau: Don't set allow_fb_modifiers explicitly
drm/i915/display: Do not zero past infoframes.vsc
mmc: sdhci-acpi: Disable write protect detection on Toshiba Encore 2 WT8-B
mmc: sdhci: Fix warning message when accessing RPMB in HS400 mode
mmc: core: clear flags before allowing to retune
mmc: core: Allow UHS-I voltage switch for SDSC cards if supported
ata: ahci_sunxi: Disable DIPM
arm64: tlb: fix the TTL value of tlb_get_level
cpu/hotplug: Cure the cpusets trainwreck
clocksource/arm_arch_timer: Improve Allwinner A64 timer workaround
fpga: stratix10-soc: Add missing fpga_mgr_free() call
ASoC: tegra: Set driver_name=tegra for all machine drivers
i40e: fix PTP on 5Gb links
qemu_fw_cfg: Make fw_cfg_rev_attr a proper kobj_attribute
ipmi/watchdog: Stop watchdog timer when the current action is 'none'
thermal/drivers/int340x/processor_thermal: Fix tcc setting
ubifs: Fix races between xattr_{set|get} and listxattr operations
power: supply: ab8500: Fix an old bug
mfd: syscon: Free the allocated name field of struct regmap_config
nvmem: core: add a missing of_node_put
lkdtm/bugs: XFAIL UNALIGNED_LOAD_STORE_WRITE
selftests/lkdtm: Fix expected text for CR4 pinning
extcon: intel-mrfld: Sync hardware and software state on init
seq_buf: Fix overflow in seq_buf_putmem_hex()
rq-qos: fix missed wake-ups in rq_qos_throttle try two
tracing: Simplify & fix saved_tgids logic
tracing: Resize tgid_map to pid_max, not PID_MAX_DEFAULT
ipack/carriers/tpci200: Fix a double free in tpci200_pci_probe
coresight: Propagate symlink failure
coresight: tmc-etf: Fix global-out-of-bounds in tmc_update_etf_buffer()
dm zoned: check zone capacity
dm writecache: flush origin device when writing and cache is full
dm btree remove: assign new_root only when removal succeeds
PCI: Leave Apple Thunderbolt controllers on for s2idle or standby
PCI: aardvark: Fix checking for PIO Non-posted Request
PCI: aardvark: Implement workaround for the readback value of VEND_ID
media: subdev: disallow ioctl for saa6588/davinci
media: dtv5100: fix control-request directions
media: zr364xx: fix memory leak in zr364xx_start_readpipe
media: gspca/sq905: fix control-request direction
media: gspca/sunplus: fix zero-length control requests
media: uvcvideo: Fix pixel format change for Elgato Cam Link 4K
io_uring: fix clear IORING_SETUP_R_DISABLED in wrong function
dm writecache: write at least 4k when committing
pinctrl: mcp23s08: Fix missing unlock on error in mcp23s08_irq()
drm/ast: Remove reference to struct drm_device.pdev
jfs: fix GPF in diFree
smackfs: restrict bytes count in smk_set_cipso()
ext4: fix memory leak in ext4_fill_super
f2fs: fix to avoid racing on fsync_entry_slab by multi filesystem instances
Linux 5.10.51
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Icb10fed733a0050848ecc23db13ae3d134895acd
commit 11c7aa0ddea8611007768d3e6b58d45dc60a19e1 upstream.
Commit 545fbd0775 ("rq-qos: fix missed wake-ups in rq_qos_throttle")
tried to fix a problem that a process could be sleeping in rq_qos_wait()
without anyone to wake it up. However the fix is not complete and the
following can still happen:
CPU1 (waiter1) CPU2 (waiter2) CPU3 (waker)
rq_qos_wait() rq_qos_wait()
acquire_inflight_cb() -> fails
acquire_inflight_cb() -> fails
completes IOs, inflight
decreased
prepare_to_wait_exclusive()
prepare_to_wait_exclusive()
has_sleeper = !wq_has_single_sleeper() -> true as there are two sleepers
has_sleeper = !wq_has_single_sleeper() -> true
io_schedule() io_schedule()
Deadlock as now there's nobody to wakeup the two waiters. The logic
automatically blocking when there are already sleepers is really subtle
and the only way to make it work reliably is that we check whether there
are some waiters in the queue when adding ourselves there. That way, we
are guaranteed that at least the first process to enter the wait queue
will recheck the waiting condition before going to sleep and thus
guarantee forward progress.
Fixes: 545fbd0775 ("rq-qos: fix missed wake-ups in rq_qos_throttle")
CC: stable@vger.kernel.org
Signed-off-by: Jan Kara <jack@suse.cz>
Link: https://lore.kernel.org/r/20210607112613.25344-1-jack@suse.cz
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Since commit c5089591c3ba ("block, bfq: detect wakers and
unconditionally inject their I/O"), when the in-service bfq_queue, say
Q, is temporarily empty, BFQ checks whether there are I/O requests to
inject (also) from the waker bfq_queue for Q. To this goal, the value
pointed by bfqq->waker_bfqq->next_rq must be controlled. However, the
current implementation mistakenly looks at bfqq->next_rq, which
instead points to the next request of the currently served queue.
This mistake evidently causes losses of throughput in scenarios with
waker bfq_queues.
This commit corrects this mistake.
Fixes: c5089591c3ba ("block, bfq: detect wakers and unconditionally inject their I/O")
Signed-off-by: Jia Cheng Hu <jia.jiachenghu@gmail.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Bug: 193744965
Change-Id: I2b31773e1f67e4828e33a32acfa29b59809be7e0
(cherry picked from commit d4fc3640ff361a09e359867e0bca898abd2b7ecb)
Signed-off-by: Ed Tsai <ed.tsai@mediatek.com>
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Merge 5.10.50 into android12-5.10-lts
Changes in 5.10.50
Bluetooth: hci_qca: fix potential GPF
Bluetooth: btqca: Don't modify firmware contents in-place
Bluetooth: Remove spurious error message
ALSA: usb-audio: fix rate on Ozone Z90 USB headset
ALSA: usb-audio: Fix OOB access at proc output
ALSA: firewire-motu: fix stream format for MOTU 8pre FireWire
ALSA: usb-audio: scarlett2: Fix wrong resume call
ALSA: intel8x0: Fix breakage at ac97 clock measurement
ALSA: hda/realtek: fix mute/micmute LEDs for HP ProBook 450 G8
ALSA: hda/realtek: fix mute/micmute LEDs for HP ProBook 445 G8
ALSA: hda/realtek: fix mute/micmute LEDs for HP ProBook 630 G8
ALSA: hda/realtek: Add another ALC236 variant support
ALSA: hda/realtek: fix mute/micmute LEDs for HP EliteBook x360 830 G8
ALSA: hda/realtek: Improve fixup for HP Spectre x360 15-df0xxx
ALSA: hda/realtek: Fix bass speaker DAC mapping for Asus UM431D
ALSA: hda/realtek: Apply LED fixup for HP Dragonfly G1, too
ALSA: hda/realtek: fix mute/micmute LEDs for HP EliteBook 830 G8 Notebook PC
media: dvb-usb: fix wrong definition
Input: usbtouchscreen - fix control-request directions
net: can: ems_usb: fix use-after-free in ems_usb_disconnect()
usb: gadget: eem: fix echo command packet response issue
usb: renesas-xhci: Fix handling of unknown ROM state
USB: cdc-acm: blacklist Heimann USB Appset device
usb: dwc3: Fix debugfs creation flow
usb: typec: Add the missed altmode_id_remove() in typec_register_altmode()
xhci: solve a double free problem while doing s4
gfs2: Fix underflow in gfs2_page_mkwrite
gfs2: Fix error handling in init_statfs
ntfs: fix validity check for file name attribute
selftests/lkdtm: Avoid needing explicit sub-shell
copy_page_to_iter(): fix ITER_DISCARD case
iov_iter_fault_in_readable() should do nothing in xarray case
Input: joydev - prevent use of not validated data in JSIOCSBTNMAP ioctl
crypto: nx - Fix memcpy() over-reading in nonce
crypto: ccp - Annotate SEV Firmware file names
arm_pmu: Fix write counter incorrect in ARMv7 big-endian mode
ARM: dts: ux500: Fix LED probing
ARM: dts: at91: sama5d4: fix pinctrl muxing
btrfs: send: fix invalid path for unlink operations after parent orphanization
btrfs: compression: don't try to compress if we don't have enough pages
btrfs: clear defrag status of a root if starting transaction fails
ext4: cleanup in-core orphan list if ext4_truncate() failed to get a transaction handle
ext4: fix kernel infoleak via ext4_extent_header
ext4: fix overflow in ext4_iomap_alloc()
ext4: return error code when ext4_fill_flex_info() fails
ext4: correct the cache_nr in tracepoint ext4_es_shrink_exit
ext4: remove check for zero nr_to_scan in ext4_es_scan()
ext4: fix avefreec in find_group_orlov
ext4: use ext4_grp_locked_error in mb_find_extent
can: bcm: delay release of struct bcm_op after synchronize_rcu()
can: gw: synchronize rcu operations before removing gw job entry
can: isotp: isotp_release(): omit unintended hrtimer restart on socket release
can: j1939: j1939_sk_init(): set SOCK_RCU_FREE to call sk_destruct() after RCU is done
can: peak_pciefd: pucan_handle_status(): fix a potential starvation issue in TX path
mac80211: remove iwlwifi specific workaround that broke sta NDP tx
SUNRPC: Fix the batch tasks count wraparound.
SUNRPC: Should wake up the privileged task firstly.
bus: mhi: Wait for M2 state during system resume
mm/gup: fix try_grab_compound_head() race with split_huge_page()
perf/smmuv3: Don't trample existing events with global filter
KVM: nVMX: Handle split-lock #AC exceptions that happen in L2
KVM: PPC: Book3S HV: Workaround high stack usage with clang
KVM: x86/mmu: Treat NX as used (not reserved) for all !TDP shadow MMUs
KVM: x86/mmu: Use MMU's role to detect CR4.SMEP value in nested NPT walk
s390/cio: dont call css_wait_for_slow_path() inside a lock
s390: mm: Fix secure storage access exception handling
f2fs: Prevent swap file in LFS mode
clk: agilex/stratix10/n5x: fix how the bypass_reg is handled
clk: agilex/stratix10: remove noc_clk
clk: agilex/stratix10: fix bypass representation
rtc: stm32: Fix unbalanced clk_disable_unprepare() on probe error path
iio: frequency: adf4350: disable reg and clk on error in adf4350_probe()
iio: light: tcs3472: do not free unallocated IRQ
iio: ltr501: mark register holding upper 8 bits of ALS_DATA{0,1} and PS_DATA as volatile, too
iio: ltr501: ltr559: fix initialization of LTR501_ALS_CONTR
iio: ltr501: ltr501_read_ps(): add missing endianness conversion
iio: accel: bma180: Fix BMA25x bandwidth register values
serial: mvebu-uart: fix calculation of clock divisor
serial: sh-sci: Stop dmaengine transfer in sci_stop_tx()
serial_cs: Add Option International GSM-Ready 56K/ISDN modem
serial_cs: remove wrong GLOBETROTTER.cis entry
ath9k: Fix kernel NULL pointer dereference during ath_reset_internal()
ssb: sdio: Don't overwrite const buffer if block_write fails
rsi: Assign beacon rate settings to the correct rate_info descriptor field
rsi: fix AP mode with WPA failure due to encrypted EAPOL
tracing/histograms: Fix parsing of "sym-offset" modifier
tracepoint: Add tracepoint_probe_register_may_exist() for BPF tracing
seq_buf: Make trace_seq_putmem_hex() support data longer than 8
powerpc/stacktrace: Fix spurious "stale" traces in raise_backtrace_ipi()
loop: Fix missing discard support when using LOOP_CONFIGURE
evm: Execute evm_inode_init_security() only when an HMAC key is loaded
evm: Refuse EVM_ALLOW_METADATA_WRITES only if an HMAC key is loaded
fuse: Fix crash in fuse_dentry_automount() error path
fuse: Fix crash if superblock of submount gets killed early
fuse: Fix infinite loop in sget_fc()
fuse: ignore PG_workingset after stealing
fuse: check connected before queueing on fpq->io
fuse: reject internal errno
thermal/cpufreq_cooling: Update offline CPUs per-cpu thermal_pressure
spi: Make of_register_spi_device also set the fwnode
Add a reference to ucounts for each cred
staging: media: rkvdec: fix pm_runtime_get_sync() usage count
media: marvel-ccic: fix some issues when getting pm_runtime
media: mdk-mdp: fix pm_runtime_get_sync() usage count
media: s5p: fix pm_runtime_get_sync() usage count
media: am437x: fix pm_runtime_get_sync() usage count
media: sh_vou: fix pm_runtime_get_sync() usage count
media: mtk-vcodec: fix PM runtime get logic
media: s5p-jpeg: fix pm_runtime_get_sync() usage count
media: sunxi: fix pm_runtime_get_sync() usage count
media: sti/bdisp: fix pm_runtime_get_sync() usage count
media: exynos4-is: fix pm_runtime_get_sync() usage count
media: exynos-gsc: fix pm_runtime_get_sync() usage count
spi: spi-loopback-test: Fix 'tx_buf' might be 'rx_buf'
spi: spi-topcliff-pch: Fix potential double free in pch_spi_process_messages()
spi: omap-100k: Fix the length judgment problem
regulator: uniphier: Add missing MODULE_DEVICE_TABLE
sched/core: Initialize the idle task with preemption disabled
hwrng: exynos - Fix runtime PM imbalance on error
crypto: nx - add missing MODULE_DEVICE_TABLE
media: sti: fix obj-$(config) targets
media: cpia2: fix memory leak in cpia2_usb_probe
media: cobalt: fix race condition in setting HPD
media: hevc: Fix dependent slice segment flags
media: pvrusb2: fix warning in pvr2_i2c_core_done
media: imx: imx7_mipi_csis: Fix logging of only error event counters
crypto: qat - check return code of qat_hal_rd_rel_reg()
crypto: qat - remove unused macro in FW loader
crypto: qce: skcipher: Fix incorrect sg count for dma transfers
arm64: perf: Convert snprintf to sysfs_emit
sched/fair: Fix ascii art by relpacing tabs
media: i2c: ov2659: Use clk_{prepare_enable,disable_unprepare}() to set xvclk on/off
media: bt878: do not schedule tasklet when it is not setup
media: em28xx: Fix possible memory leak of em28xx struct
media: hantro: Fix .buf_prepare
media: cedrus: Fix .buf_prepare
media: v4l2-core: Avoid the dangling pointer in v4l2_fh_release
media: bt8xx: Fix a missing check bug in bt878_probe
media: st-hva: Fix potential NULL pointer dereferences
crypto: hisilicon/sec - fixup 3des minimum key size declaration
Makefile: fix GDB warning with CONFIG_RELR
media: dvd_usb: memory leak in cinergyt2_fe_attach
memstick: rtsx_usb_ms: fix UAF
mmc: sdhci-sprd: use sdhci_sprd_writew
mmc: via-sdmmc: add a check against NULL pointer dereference
spi: meson-spicc: fix a wrong goto jump for avoiding memory leak.
spi: meson-spicc: fix memory leak in meson_spicc_probe
crypto: shash - avoid comparing pointers to exported functions under CFI
media: dvb_net: avoid speculation from net slot
media: siano: fix device register error path
media: imx-csi: Skip first few frames from a BT.656 source
hwmon: (max31790) Report correct current pwm duty cycles
hwmon: (max31790) Fix pwmX_enable attributes
drivers/perf: fix the missed ida_simple_remove() in ddr_perf_probe()
KVM: PPC: Book3S HV: Fix TLB management on SMT8 POWER9 and POWER10 processors
btrfs: fix error handling in __btrfs_update_delayed_inode
btrfs: abort transaction if we fail to update the delayed inode
btrfs: sysfs: fix format string for some discard stats
btrfs: don't clear page extent mapped if we're not invalidating the full page
btrfs: disable build on platforms having page size 256K
locking/lockdep: Fix the dep path printing for backwards BFS
lockding/lockdep: Avoid to find wrong lock dep path in check_irq_usage()
KVM: s390: get rid of register asm usage
regulator: mt6358: Fix vdram2 .vsel_mask
regulator: da9052: Ensure enough delay time for .set_voltage_time_sel
media: Fix Media Controller API config checks
ACPI: video: use native backlight for GA401/GA502/GA503
HID: do not use down_interruptible() when unbinding devices
EDAC/ti: Add missing MODULE_DEVICE_TABLE
ACPI: processor idle: Fix up C-state latency if not ordered
hv_utils: Fix passing zero to 'PTR_ERR' warning
lib: vsprintf: Fix handling of number field widths in vsscanf
Input: goodix - platform/x86: touchscreen_dmi - Move upside down quirks to touchscreen_dmi.c
platform/x86: touchscreen_dmi: Add an extra entry for the upside down Goodix touchscreen on Teclast X89 tablets
platform/x86: touchscreen_dmi: Add info for the Goodix GT912 panel of TM800A550L tablets
ACPI: EC: Make more Asus laptops use ECDT _GPE
block_dump: remove block_dump feature in mark_inode_dirty()
blk-mq: grab rq->refcount before calling ->fn in blk_mq_tagset_busy_iter
blk-mq: clear stale request in tags->rq[] before freeing one request pool
fs: dlm: cancel work sync othercon
random32: Fix implicit truncation warning in prandom_seed_state()
open: don't silently ignore unknown O-flags in openat2()
drivers: hv: Fix missing error code in vmbus_connect()
fs: dlm: fix memory leak when fenced
ACPICA: Fix memory leak caused by _CID repair function
ACPI: bus: Call kobject_put() in acpi_init() error path
ACPI: resources: Add checks for ACPI IRQ override
block: fix race between adding/removing rq qos and normal IO
platform/x86: asus-nb-wmi: Revert "Drop duplicate DMI quirk structures"
platform/x86: asus-nb-wmi: Revert "add support for ASUS ROG Zephyrus G14 and G15"
platform/x86: toshiba_acpi: Fix missing error code in toshiba_acpi_setup_keyboard()
nvme-pci: fix var. type for increasing cq_head
nvmet-fc: do not check for invalid target port in nvmet_fc_handle_fcp_rqst()
EDAC/Intel: Do not load EDAC driver when running as a guest
PCI: hv: Add check for hyperv_initialized in init_hv_pci_drv()
cifs: improve fallocate emulation
ACPI: EC: trust DSDT GPE for certain HP laptop
clocksource: Retry clock read if long delays detected
clocksource: Check per-CPU clock synchronization when marked unstable
tpm_tis_spi: add missing SPI device ID entries
ACPI: tables: Add custom DSDT file as makefile prerequisite
HID: wacom: Correct base usage for capacitive ExpressKey status bits
cifs: fix missing spinlock around update to ses->status
mailbox: qcom: Use PLATFORM_DEVID_AUTO to register platform device
block: fix discard request merge
kthread_worker: fix return value when kthread_mod_delayed_work() races with kthread_cancel_delayed_work_sync()
ia64: mca_drv: fix incorrect array size calculation
writeback, cgroup: increment isw_nr_in_flight before grabbing an inode
spi: Allow to have all native CSs in use along with GPIOs
spi: Avoid undefined behaviour when counting unused native CSs
media: venus: Rework error fail recover logic
media: s5p_cec: decrement usage count if disabled
media: hantro: do a PM resume earlier
crypto: ixp4xx - dma_unmap the correct address
crypto: ixp4xx - update IV after requests
crypto: ux500 - Fix error return code in hash_hw_final()
sata_highbank: fix deferred probing
pata_rb532_cf: fix deferred probing
media: I2C: change 'RST' to "RSET" to fix multiple build errors
sched/uclamp: Fix wrong implementation of cpu.uclamp.min
sched/uclamp: Fix locking around cpu_util_update_eff()
kbuild: Fix objtool dependency for 'OBJECT_FILES_NON_STANDARD_<obj> := n'
pata_octeon_cf: avoid WARN_ON() in ata_host_activate()
evm: fix writing <securityfs>/evm overflow
x86/elf: Use _BITUL() macro in UAPI headers
crypto: sa2ul - Fix leaks on failure paths with sa_dma_init()
crypto: sa2ul - Fix pm_runtime enable in sa_ul_probe()
crypto: ccp - Fix a resource leak in an error handling path
media: rc: i2c: Fix an error message
pata_ep93xx: fix deferred probing
locking/lockdep: Reduce LOCKDEP dependency list
media: rkvdec: Fix .buf_prepare
media: exynos4-is: Fix a use after free in isp_video_release
media: au0828: fix a NULL vs IS_ERR() check
media: tc358743: Fix error return code in tc358743_probe_of()
media: gspca/gl860: fix zero-length control requests
m68k: atari: Fix ATARI_KBD_CORE kconfig unmet dependency warning
media: siano: Fix out-of-bounds warnings in smscore_load_firmware_family2()
regulator: fan53880: Fix vsel_mask setting for FAN53880_BUCK
crypto: nitrox - fix unchecked variable in nitrox_register_interrupts
crypto: omap-sham - Fix PM reference leak in omap sham ops
crypto: x86/curve25519 - fix cpu feature checking logic in mod_exit
crypto: sm2 - remove unnecessary reset operations
crypto: sm2 - fix a memory leak in sm2
mmc: usdhi6rol0: fix error return code in usdhi6_probe()
arm64: consistently use reserved_pg_dir
arm64/mm: Fix ttbr0 values stored in struct thread_info for software-pan
media: subdev: remove VIDIOC_DQEVENT_TIME32 handling
media: s5p-g2d: Fix a memory leak on ctx->fh.m2m_ctx
hwmon: (lm70) Use device_get_match_data()
hwmon: (lm70) Revert "hwmon: (lm70) Add support for ACPI"
hwmon: (max31722) Remove non-standard ACPI device IDs
hwmon: (max31790) Fix fan speed reporting for fan7..12
KVM: nVMX: Sync all PGDs on nested transition with shadow paging
KVM: nVMX: Ensure 64-bit shift when checking VMFUNC bitmap
KVM: nVMX: Don't clobber nested MMU's A/D status on EPTP switch
KVM: x86/mmu: Fix return value in tdp_mmu_map_handle_target_level()
perf/arm-cmn: Fix invalid pointer when access dtc object sharing the same IRQ number
KVM: arm64: Don't zero the cycle count register when PMCR_EL0.P is set
regulator: hi655x: Fix pass wrong pointer to config.driver_data
btrfs: clear log tree recovering status if starting transaction fails
x86/sev: Make sure IRQs are disabled while GHCB is active
x86/sev: Split up runtime #VC handler for correct state tracking
sched/rt: Fix RT utilization tracking during policy change
sched/rt: Fix Deadline utilization tracking during policy change
sched/uclamp: Fix uclamp_tg_restrict()
lockdep: Fix wait-type for empty stack
lockdep/selftests: Fix selftests vs PROVE_RAW_LOCK_NESTING
spi: spi-sun6i: Fix chipselect/clock bug
crypto: nx - Fix RCU warning in nx842_OF_upd_status
psi: Fix race between psi_trigger_create/destroy
media: v4l2-async: Clean v4l2_async_notifier_add_fwnode_remote_subdev
media: video-mux: Skip dangling endpoints
PM / devfreq: Add missing error code in devfreq_add_device()
ACPI: PM / fan: Put fan device IDs into separate header file
block: avoid double io accounting for flush request
nvme-pci: look for StorageD3Enable on companion ACPI device instead
ACPI: sysfs: Fix a buffer overrun problem with description_show()
mark pstore-blk as broken
clocksource/drivers/timer-ti-dm: Save and restore timer TIOCP_CFG
extcon: extcon-max8997: Fix IRQ freeing at error path
ACPI: APEI: fix synchronous external aborts in user-mode
blk-wbt: introduce a new disable state to prevent false positive by rwb_enabled()
blk-wbt: make sure throttle is enabled properly
ACPI: Use DEVICE_ATTR_<RW|RO|WO> macros
ACPI: bgrt: Fix CFI violation
cpufreq: Make cpufreq_online() call driver->offline() on errors
blk-mq: update hctx->dispatch_busy in case of real scheduler
ocfs2: fix snprintf() checking
dax: fix ENOMEM handling in grab_mapping_entry()
mm/debug_vm_pgtable/basic: add validation for dirtiness after write protect
mm/debug_vm_pgtable/basic: iterate over entire protection_map[]
mm/debug_vm_pgtable: ensure THP availability via has_transparent_hugepage()
swap: fix do_swap_page() race with swapoff
mm/shmem: fix shmem_swapin() race with swapoff
mm: memcg/slab: properly set up gfp flags for objcg pointer array
mm: page_alloc: refactor setup_per_zone_lowmem_reserve()
mm/page_alloc: fix counting of managed_pages
xfrm: xfrm_state_mtu should return at least 1280 for ipv6
drm/bridge/sii8620: fix dependency on extcon
drm/bridge: Fix the stop condition of drm_bridge_chain_pre_enable()
drm/amd/dc: Fix a missing check bug in dm_dp_mst_detect()
drm/ast: Fix missing conversions to managed API
video: fbdev: imxfb: Fix an error message
net: mvpp2: Put fwnode in error case during ->probe()
net: pch_gbe: Propagate error from devm_gpio_request_one()
pinctrl: renesas: r8a7796: Add missing bias for PRESET# pin
pinctrl: renesas: r8a77990: JTAG pins do not have pull-down capabilities
drm/vmwgfx: Mark a surface gpu-dirty after the SVGA3dCmdDXGenMips command
drm/vmwgfx: Fix cpu updates of coherent multisample surfaces
net: qrtr: ns: Fix error return code in qrtr_ns_init()
clk: meson: g12a: fix gp0 and hifi ranges
net: ftgmac100: add missing error return code in ftgmac100_probe()
drm: rockchip: set alpha_en to 0 if it is not used
drm/rockchip: cdn-dp-core: add missing clk_disable_unprepare() on error in cdn_dp_grf_write()
drm/rockchip: dsi: move all lane config except LCDC mux to bind()
drm/rockchip: lvds: Fix an error handling path
drm/rockchip: cdn-dp: fix sign extension on an int multiply for a u64 result
mptcp: fix pr_debug in mptcp_token_new_connect
mptcp: generate subflow hmac after mptcp_finish_join()
RDMA/srp: Fix a recently introduced memory leak
RDMA/rtrs-clt: Check state of the rtrs_clt_sess before reading its stats
RDMA/rtrs: Do not reset hb_missed_max after re-connection
RDMA/rtrs-srv: Fix memory leak of unfreed rtrs_srv_stats object
RDMA/rtrs-srv: Fix memory leak when having multiple sessions
RDMA/rtrs-clt: Check if the queue_depth has changed during a reconnection
RDMA/rtrs-clt: Fix memory leak of not-freed sess->stats and stats->pcpu_stats
ehea: fix error return code in ehea_restart_qps()
clk: tegra30: Use 300MHz for video decoder by default
xfrm: remove the fragment check for ipv6 beet mode
net/sched: act_vlan: Fix modify to allow 0
RDMA/core: Sanitize WQ state received from the userspace
drm/pl111: depend on CONFIG_VEXPRESS_CONFIG
RDMA/rxe: Fix failure during driver load
drm/pl111: Actually fix CONFIG_VEXPRESS_CONFIG depends
drm/vc4: hdmi: Fix error path of hpd-gpios
clk: vc5: fix output disabling when enabling a FOD
drm: qxl: ensure surf.data is ininitialized
tools/bpftool: Fix error return code in do_batch()
ath10k: go to path err_unsupported when chip id is not supported
ath10k: add missing error return code in ath10k_pci_probe()
wireless: carl9170: fix LEDS build errors & warnings
ieee802154: hwsim: Fix possible memory leak in hwsim_subscribe_all_others
clk: imx8mq: remove SYS PLL 1/2 clock gates
wcn36xx: Move hal_buf allocation to devm_kmalloc in probe
ssb: Fix error return code in ssb_bus_scan()
brcmfmac: fix setting of station info chains bitmask
brcmfmac: correctly report average RSSI in station info
brcmfmac: Fix a double-free in brcmf_sdio_bus_reset
brcmsmac: mac80211_if: Fix a resource leak in an error handling path
cw1200: Revert unnecessary patches that fix unreal use-after-free bugs
ath11k: Fix an error handling path in ath11k_core_fetch_board_data_api_n()
ath10k: Fix an error code in ath10k_add_interface()
ath11k: send beacon template after vdev_start/restart during csa
netlabel: Fix memory leak in netlbl_mgmt_add_common
RDMA/mlx5: Don't add slave port to unaffiliated list
netfilter: nft_exthdr: check for IPv6 packet before further processing
netfilter: nft_osf: check for TCP packet before further processing
netfilter: nft_tproxy: restrict support to TCP and UDP transport protocols
RDMA/rxe: Fix qp reference counting for atomic ops
selftests/bpf: Whitelist test_progs.h from .gitignore
xsk: Fix missing validation for skb and unaligned mode
xsk: Fix broken Tx ring validation
bpf: Fix libelf endian handling in resolv_btfids
RDMA/rtrs-srv: Set minimal max_send_wr and max_recv_wr
samples/bpf: Fix Segmentation fault for xdp_redirect command
samples/bpf: Fix the error return code of xdp_redirect's main()
mt76: fix possible NULL pointer dereference in mt76_tx
mt76: mt7615: fix NULL pointer dereference in tx_prepare_skb()
net: ethernet: aeroflex: fix UAF in greth_of_remove
net: ethernet: ezchip: fix UAF in nps_enet_remove
net: ethernet: ezchip: fix error handling
vrf: do not push non-ND strict packets with a source LLA through packet taps again
net: sched: add barrier to ensure correct ordering for lockless qdisc
tls: prevent oversized sendfile() hangs by ignoring MSG_MORE
netfilter: nf_tables_offload: check FLOW_DISSECTOR_KEY_BASIC in VLAN transfer logic
pkt_sched: sch_qfq: fix qfq_change_class() error path
xfrm: Fix xfrm offload fallback fail case
iwlwifi: increase PNVM load timeout
rtw88: 8822c: fix lc calibration timing
vxlan: add missing rcu_read_lock() in neigh_reduce()
ip6_tunnel: fix GRE6 segmentation
net/ipv4: swap flow ports when validating source
net: ti: am65-cpsw-nuss: Fix crash when changing number of TX queues
tc-testing: fix list handling
ieee802154: hwsim: Fix memory leak in hwsim_add_one
ieee802154: hwsim: avoid possible crash in hwsim_del_edge_nl()
bpf: Fix null ptr deref with mixed tail calls and subprogs
drm/msm: Fix error return code in msm_drm_init()
drm/msm/dpu: Fix error return code in dpu_mdss_init()
mac80211: remove iwlwifi specific workaround NDPs of null_response
net: bcmgenet: Fix attaching to PYH failed on RPi 4B
ipv6: exthdrs: do not blindly use init_net
can: j1939: j1939_sk_setsockopt(): prevent allocation of j1939 filter for optlen == 0
bpf: Do not change gso_size during bpf_skb_change_proto()
i40e: Fix error handling in i40e_vsi_open
i40e: Fix autoneg disabling for non-10GBaseT links
i40e: Fix missing rtnl locking when setting up pf switch
Revert "ibmvnic: remove duplicate napi_schedule call in open function"
ibmvnic: set ltb->buff to NULL after freeing
ibmvnic: free tx_pool if tso_pool alloc fails
RDMA/cma: Protect RMW with qp_mutex
net: macsec: fix the length used to copy the key for offloading
net: phy: mscc: fix macsec key length
net: atlantic: fix the macsec key length
ipv6: fix out-of-bound access in ip6_parse_tlv()
e1000e: Check the PCIm state
net: dsa: sja1105: fix NULL pointer dereference in sja1105_reload_cbs()
bpfilter: Specify the log level for the kmsg message
RDMA/cma: Fix incorrect Packet Lifetime calculation
gve: Fix swapped vars when fetching max queues
Revert "be2net: disable bh with spin_lock in be_process_mcc"
Bluetooth: mgmt: Fix slab-out-of-bounds in tlv_data_is_valid
Bluetooth: Fix not sending Set Extended Scan Response
Bluetooth: Fix Set Extended (Scan Response) Data
Bluetooth: Fix handling of HCI_LE_Advertising_Set_Terminated event
clk: actions: Fix UART clock dividers on Owl S500 SoC
clk: actions: Fix SD clocks factor table on Owl S500 SoC
clk: actions: Fix bisp_factor_table based clocks on Owl S500 SoC
clk: actions: Fix AHPPREDIV-H-AHB clock chain on Owl S500 SoC
clk: qcom: clk-alpha-pll: fix CAL_L write in alpha_pll_fabia_prepare
clk: si5341: Wait for DEVICE_READY on startup
clk: si5341: Avoid divide errors due to bogus register contents
clk: si5341: Check for input clock presence and PLL lock on startup
clk: si5341: Update initialization magic
writeback: fix obtain a reference to a freeing memcg css
net: lwtunnel: handle MTU calculation in forwading
net: sched: fix warning in tcindex_alloc_perfect_hash
net: tipc: fix FB_MTU eat two pages
RDMA/mlx5: Don't access NULL-cleared mpi pointer
RDMA/core: Always release restrack object
MIPS: Fix PKMAP with 32-bit MIPS huge page support
staging: fbtft: Rectify GPIO handling
staging: fbtft: Don't spam logs when probe is deferred
ASoC: rt5682: Disable irq on shutdown
rcu: Invoke rcu_spawn_core_kthreads() from rcu_spawn_gp_kthread()
serial: fsl_lpuart: don't modify arbitrary data on lpuart32
serial: fsl_lpuart: remove RTSCTS handling from get_mctrl()
serial: 8250_omap: fix a timeout loop condition
tty: nozomi: Fix a resource leak in an error handling function
mwifiex: re-fix for unaligned accesses
iio: adis_buffer: do not return ints in irq handlers
iio: adis16400: do not return ints in irq handlers
iio: adis16475: do not return ints in irq handlers
iio: accel: bma180: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
iio: accel: bma220: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
iio: accel: hid: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
iio: accel: kxcjk-1013: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
iio: accel: mxc4005: Fix overread of data and alignment issue.
iio: accel: stk8312: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
iio: accel: stk8ba50: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
iio: adc: ti-ads1015: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
iio: adc: vf610: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
iio: gyro: bmg160: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
iio: humidity: am2315: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
iio: prox: srf08: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
iio: prox: pulsed-light: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
iio: prox: as3935: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
iio: magn: hmc5843: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
iio: magn: bmc150: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
iio: light: isl29125: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
iio: light: tcs3414: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
iio: light: tcs3472: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
iio: chemical: atlas: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
iio: cros_ec_sensors: Fix alignment of buffer in iio_push_to_buffers_with_timestamp()
iio: potentiostat: lmp91000: Fix alignment of buffer in iio_push_to_buffers_with_timestamp()
ASoC: rk3328: fix missing clk_disable_unprepare() on error in rk3328_platform_probe()
ASoC: hisilicon: fix missing clk_disable_unprepare() on error in hi6210_i2s_startup()
backlight: lm3630a_bl: Put fwnode in error case during ->probe()
ASoC: rsnd: tidyup loop on rsnd_adg_clk_query()
Input: hil_kbd - fix error return code in hil_dev_connect()
perf scripting python: Fix tuple_set_u64()
mtd: partitions: redboot: seek fis-index-block in the right node
mtd: rawnand: arasan: Ensure proper configuration for the asserted target
staging: mmal-vchiq: Fix incorrect static vchiq_instance.
char: pcmcia: error out if 'num_bytes_read' is greater than 4 in set_protocol()
firmware: stratix10-svc: Fix a resource leak in an error handling path
tty: nozomi: Fix the error handling path of 'nozomi_card_init()'
leds: class: The -ENOTSUPP should never be seen by user space
leds: lm3532: select regmap I2C API
leds: lm36274: Put fwnode in error case during ->probe()
leds: lm3692x: Put fwnode in any case during ->probe()
leds: lm3697: Don't spam logs when probe is deferred
leds: lp50xx: Put fwnode in error case during ->probe()
scsi: FlashPoint: Rename si_flags field
scsi: iscsi: Flush block work before unblock
mfd: mp2629: Select MFD_CORE to fix build error
mfd: rn5t618: Fix IRQ trigger by changing it to level mode
fsi: core: Fix return of error values on failures
fsi: scom: Reset the FSI2PIB engine for any error
fsi: occ: Don't accept response from un-initialized OCC
fsi/sbefifo: Clean up correct FIFO when receiving reset request from SBE
fsi/sbefifo: Fix reset timeout
visorbus: fix error return code in visorchipset_init()
iommu/amd: Fix extended features logging
s390/irq: select HAVE_IRQ_EXIT_ON_IRQ_STACK
s390: enable HAVE_IOREMAP_PROT
s390: appldata depends on PROC_SYSCTL
selftests: splice: Adjust for handler fallback removal
iommu/dma: Fix IOVA reserve dma ranges
ASoC: max98373-sdw: use first_hw_init flag on resume
ASoC: rt1308-sdw: use first_hw_init flag on resume
ASoC: rt5682-sdw: use first_hw_init flag on resume
ASoC: rt700-sdw: use first_hw_init flag on resume
ASoC: rt711-sdw: use first_hw_init flag on resume
ASoC: rt715-sdw: use first_hw_init flag on resume
ASoC: rt5682: fix getting the wrong device id when the suspend_stress_test
ASoC: rt5682-sdw: set regcache_cache_only false before reading RT5682_DEVICE_ID
ASoC: mediatek: mtk-btcvsd: Fix an error handling path in 'mtk_btcvsd_snd_probe()'
usb: gadget: f_fs: Fix setting of device and driver data cross-references
usb: dwc2: Don't reset the core after setting turnaround time
eeprom: idt_89hpesx: Put fwnode in matching case during ->probe()
eeprom: idt_89hpesx: Restore printing the unsupported fwnode name
thunderbolt: Bond lanes only when dual_link_port != NULL in alloc_dev_default()
iio: adc: at91-sama5d2: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
iio: adc: hx711: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
iio: adc: mxs-lradc: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
iio: adc: ti-ads8688: Fix alignment of buffer in iio_push_to_buffers_with_timestamp()
iio: magn: rm3100: Fix alignment of buffer in iio_push_to_buffers_with_timestamp()
iio: light: vcnl4000: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
ASoC: fsl_spdif: Fix error handler with pm_runtime_enable
staging: gdm724x: check for buffer overflow in gdm_lte_multi_sdu_pkt()
staging: gdm724x: check for overflow in gdm_lte_netif_rx()
staging: rtl8712: fix error handling in r871xu_drv_init
staging: rtl8712: fix memory leak in rtl871x_load_fw_cb
coresight: core: Fix use of uninitialized pointer
staging: mt7621-dts: fix pci address for PCI memory range
serial: 8250: Actually allow UPF_MAGIC_MULTIPLIER baud rates
iio: light: vcnl4035: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
iio: prox: isl29501: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
ASoC: cs42l42: Correct definition of CS42L42_ADC_PDN_MASK
of: Fix truncation of memory sizes on 32-bit platforms
mtd: rawnand: marvell: add missing clk_disable_unprepare() on error in marvell_nfc_resume()
habanalabs: Fix an error handling path in 'hl_pci_probe()'
scsi: mpt3sas: Fix error return value in _scsih_expander_add()
soundwire: stream: Fix test for DP prepare complete
phy: uniphier-pcie: Fix updating phy parameters
phy: ti: dm816x: Fix the error handling path in 'dm816x_usb_phy_probe()
extcon: sm5502: Drop invalid register write in sm5502_reg_data
extcon: max8997: Add missing modalias string
powerpc/powernv: Fix machine check reporting of async store errors
ASoC: atmel-i2s: Fix usage of capture and playback at the same time
configfs: fix memleak in configfs_release_bin_file
ASoC: Intel: sof_sdw: add SOF_RT715_DAI_ID_FIX for AlderLake
ASoC: fsl_spdif: Fix unexpected interrupt after suspend
leds: as3645a: Fix error return code in as3645a_parse_node()
leds: ktd2692: Fix an error handling path
selftests/ftrace: fix event-no-pid on 1-core machine
serial: 8250: 8250_omap: Disable RX interrupt after DMA enable
serial: 8250: 8250_omap: Fix possible interrupt storm on K3 SoCs
powerpc: Offline CPU in stop_this_cpu()
powerpc/papr_scm: Properly handle UUID types and API
powerpc/64s: Fix copy-paste data exposure into newly created tasks
powerpc/papr_scm: Make 'perf_stats' invisible if perf-stats unavailable
ALSA: firewire-lib: Fix 'amdtp_domain_start()' when no AMDTP_OUT_STREAM stream is found
serial: mvebu-uart: do not allow changing baudrate when uartclk is not available
serial: mvebu-uart: correctly calculate minimal possible baudrate
arm64: dts: marvell: armada-37xx: Fix reg for standard variant of UART
vfio/pci: Handle concurrent vma faults
mm/pmem: avoid inserting hugepage PTE entry with fsdax if hugepage support is disabled
mm/huge_memory.c: remove dedicated macro HPAGE_CACHE_INDEX_MASK
mm/huge_memory.c: add missing read-only THP checking in transparent_hugepage_enabled()
mm/huge_memory.c: don't discard hugepage if other processes are mapping it
mm/hugetlb: use helper huge_page_order and pages_per_huge_page
mm/hugetlb: remove redundant check in preparing and destroying gigantic page
hugetlb: remove prep_compound_huge_page cleanup
include/linux/huge_mm.h: remove extern keyword
mm/z3fold: fix potential memory leak in z3fold_destroy_pool()
mm/z3fold: use release_z3fold_page_locked() to release locked z3fold page
lib/math/rational.c: fix divide by zero
selftests/vm/pkeys: fix alloc_random_pkey() to make it really, really random
selftests/vm/pkeys: handle negative sys_pkey_alloc() return code
selftests/vm/pkeys: refill shadow register after implicit kernel write
perf llvm: Return -ENOMEM when asprintf() fails
csky: fix syscache.c fallthrough warning
csky: syscache: Fixup duplicate cache flush
exfat: handle wrong stream entry size in exfat_readdir()
scsi: fc: Correct RHBA attributes length
scsi: target: cxgbit: Unmap DMA buffer before calling target_execute_cmd()
mailbox: qcom-ipcc: Fix IPCC mbox channel exhaustion
fscrypt: don't ignore minor_hash when hash is 0
fscrypt: fix derivation of SipHash keys on big endian CPUs
tpm: Replace WARN_ONCE() with dev_err_once() in tpm_tis_status()
erofs: fix error return code in erofs_read_superblock()
block: return the correct bvec when checking for gaps
io_uring: fix blocking inline submission
mmc: block: Disable CMDQ on the ioctl path
mmc: vub3000: fix control-request direction
media: exynos4-is: remove a now unused integer
scsi: core: Retry I/O for Notify (Enable Spinup) Required error
crypto: qce - fix error return code in qce_skcipher_async_req_handle()
s390: preempt: Fix preempt_count initialization
cred: add missing return error code when set_cred_ucounts() failed
iommu/dma: Fix compile warning in 32-bit builds
powerpc/preempt: Don't touch the idle task's preempt_count during hotplug
Linux 5.10.50
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Iec4eab24ea8eb5a6d79739a1aec8432d93a8f82c
[ Upstream commit cb9516be7708a2a18ec0a19fe3a225b5b3bc92c7 ]
Commit 6e6fcbc27e ("blk-mq: support batching dispatch in case of io")
starts to support io batching submission by using hctx->dispatch_busy.
However, blk_mq_update_dispatch_busy() isn't changed to update hctx->dispatch_busy
in that commit, so fix the issue by updating hctx->dispatch_busy in case
of real scheduler.
Reported-by: Jan Kara <jack@suse.cz>
Reviewed-by: Jan Kara <jack@suse.cz>
Fixes: 6e6fcbc27e ("blk-mq: support batching dispatch in case of io")
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Link: https://lore.kernel.org/r/20210625020248.1630497-1-ming.lei@redhat.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
[ Upstream commit 76a8040817b4b9c69b53f9b326987fa891b4082a ]
After commit a79050434b ("blk-rq-qos: refactor out common elements of
blk-wbt"), if throttle was disabled by wbt_disable_default(), we could
not enable again, fix this by set enable_state back to
WBT_STATE_ON_DEFAULT.
Fixes: a79050434b ("blk-rq-qos: refactor out common elements of blk-wbt")
Signed-off-by: Zhang Yi <yi.zhang@huawei.com>
Link: https://lore.kernel.org/r/20210619093700.920393-3-yi.zhang@huawei.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
[ Upstream commit 1d0903d61e9645c6330b94247b96dd873dfc11c8 ]
Now that we disable wbt by simply zero out rwb->wb_normal in
wbt_disable_default() when switch elevator to bfq, but it's not safe
because it will become false positive if we change queue depth. If it
become false positive between wbt_wait() and wbt_track() when submit
write request, it will lead to drop rqw->inflight to -1 in wbt_done(),
which will end up trigger IO hung. Fix this issue by introduce a new
state which mean the wbt was disabled.
Fixes: a79050434b ("blk-rq-qos: refactor out common elements of blk-wbt")
Signed-off-by: Zhang Yi <yi.zhang@huawei.com>
Link: https://lore.kernel.org/r/20210619093700.920393-2-yi.zhang@huawei.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
[ Upstream commit 84da7acc3ba53af26f15c4b0ada446127b7a7836 ]
For flush request, rq->end_io() may be called two times, one is from
timeout handling(blk_mq_check_expired()), another is from normal
completion(__blk_mq_end_request()).
Move blk_account_io_flush() after flush_rq->ref drops to zero, so
io accounting can be done just once for flush request.
Fixes: b686631865 ("block: add iostat counters for flush requests")
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Tested-by: John Garry <john.garry@huawei.com>
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Link: https://lore.kernel.org/r/20210511152236.763464-2-ming.lei@redhat.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
[ Upstream commit 2705dfb2094777e405e065105e307074af8965c1 ]
ll_new_hw_segment() is reached only in case of single range discard
merge, and we don't have max discard segment size limit actually, so
it is wrong to run the following check:
if (req->nr_phys_segments + nr_phys_segs > blk_rq_get_max_segments(req))
it may be always false since req->nr_phys_segments is initialized as
one, and bio's segment count is still 1, blk_rq_get_max_segments(reg)
is 1 too.
Fix the issue by not doing the check and bypassing the calculation of
discard request's nr_phys_segments.
Based on analysis from Wang Shanker.
Cc: Christoph Hellwig <hch@lst.de>
Reported-by: Wang Shanker <shankerwangmiao@gmail.com>
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Link: https://lore.kernel.org/r/20210628023312.1903255-1-ming.lei@redhat.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
[ Upstream commit 2cafe29a8d03f02a3d16193bdaae2f3e82a423f9 ]
Yi reported several kernel panics on:
[16687.001777] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000008
...
[16687.163549] pc : __rq_qos_track+0x38/0x60
or
[ 997.690455] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000020
...
[ 997.850347] pc : __rq_qos_done+0x2c/0x50
Turns out it is caused by race between adding rq qos(wbt) and normal IO
because rq_qos_add can be run when IO is being submitted, fix this issue
by freezing queue before adding/deleting rq qos to queue.
rq_qos_exit() needn't to freeze queue because it is called after queue
has been frozen.
iolatency calls rq_qos_add() during allocating queue, so freezing won't
add delay because queue usage refcount works at atomic mode at that
time.
iocost calls rq_qos_add() when writing cgroup attribute file, that is
fine to freeze queue at that time since we usually freeze queue when
storing to queue sysfs attribute, meantime iocost only exists on the
root cgroup.
wbt_init calls it in blk_register_queue() and queue sysfs attribute
store(queue_wb_lat_store() when write it 1st time in case of !BLK_WBT_MQ),
the following patch will speedup the queue freezing in wbt_init.
Reported-by: Yi Zhang <yi.zhang@redhat.com>
Cc: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Tested-by: Yi Zhang <yi.zhang@redhat.com>
Link: https://lore.kernel.org/r/20210609015822.103433-2-ming.lei@redhat.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
[ Upstream commit bd63141d585bef14f4caf111f6d0e27fe2300ec6 ]
refcount_inc_not_zero() in bt_tags_iter() still may read one freed
request.
Fix the issue by the following approach:
1) hold a per-tags spinlock when reading ->rqs[tag] and calling
refcount_inc_not_zero in bt_tags_iter()
2) clearing stale request referred via ->rqs[tag] before freeing
request pool, the per-tags spinlock is held for clearing stale
->rq[tag]
So after we cleared stale requests, bt_tags_iter() won't observe
freed request any more, also the clearing will wait for pending
request reference.
The idea of clearing ->rqs[] is borrowed from John Garry's previous
patch and one recent David's patch.
Tested-by: John Garry <john.garry@huawei.com>
Reviewed-by: David Jeffery <djeffery@redhat.com>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Link: https://lore.kernel.org/r/20210511152236.763464-4-ming.lei@redhat.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
[ Upstream commit 2e315dc07df009c3e29d6926871f62a30cfae394 ]
Grab rq->refcount before calling ->fn in blk_mq_tagset_busy_iter(), and
this way will prevent the request from being re-used when ->fn is
running. The approach is same as what we do during handling timeout.
Fix request use-after-free(UAF) related with completion race or queue
releasing:
- If one rq is referred before rq->q is frozen, then queue won't be
frozen before the request is released during iteration.
- If one rq is referred after rq->q is frozen, refcount_inc_not_zero()
will return false, and we won't iterate over this request.
However, still one request UAF not covered: refcount_inc_not_zero() may
read one freed request, and it will be handled in next patch.
Tested-by: John Garry <john.garry@huawei.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Link: https://lore.kernel.org/r/20210511152236.763464-3-ming.lei@redhat.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This vendor hook let us initialize payload of the request.
Bug: 188749221
Change-Id: I51d6a3010ac0ab36066dbe1368158592832112b7
Signed-off-by: Yang Yang <yang.yang@vivo.com>
This vendor hook let us attach oem data as payload to the request.
The payload is used by oem driver for debugging purpose.
Bug: 188749221
Change-Id: Iac598bd9cce836dac0efe9198a3e7752928f351a
Signed-off-by: Yang Yang <yang.yang@vivo.com>
Commit "block: Do not accept any requests while suspended" broke the UFS
driver. In the upstream kernel this has been fixed by commit b294ff3e3449
("scsi: ufs: core: Enable power management for wlun"). Backporting that
commit or backporting the entire v5.14-rc1 UFS driver is too risky.
Hence revert the block layer patch that is incompatible with the v5.10
UFS driver power management code.
This reverts commit d55d15a332.
Bug: 193181075
Change-Id: Ic50d4e1df98d7ed393bf9797787225ae22e5d7a3
Signed-off-by: Bart Van Assche <bvanassche@google.com>
Add ANDROID_OEM_DATA for implement of oem gki
Bug: 188749221
Change-Id: I1feba2334aa34e3bc46eb9d0217118485405beb4
Signed-off-by: Yang Yang <yang.yang@vivo.com>
Add ANDROID_OEM_DATA for implement of oem gki
Bug: 188749221
Change-Id: Ide8378a898de01a34d8ca3c34472844cd4ffa71c
Signed-off-by: Yang Yang <yang.yang@vivo.com>
While one or more requests with a certain I/O priority are pending, do not
dispatch lower priority requests. Dispatch lower priority requests anyway
after the "aging" time has expired.
This patch has been tested as follows:
modprobe scsi_debug ndelay=1000000 max_queue=16 &&
sd='' &&
while [ -z "$sd" ]; do
sd=/dev/$(basename /sys/bus/pseudo/drivers/scsi_debug/adapter*/host*/target*/*/block/*)
done &&
echo $((100*1000)) > /sys/block/$sd/queue/iosched/aging_expire &&
cd /sys/fs/cgroup/blkio/ &&
echo $$ >cgroup.procs &&
echo restrict-to-be >blkio.prio.class &&
mkdir -p hipri &&
cd hipri &&
echo none-to-rt >blkio.prio.class &&
{ max-iops -a1 -d32 -j1 -e mq-deadline $sd >& ~/low-pri.txt & } &&
echo $$ >cgroup.procs &&
max-iops -a1 -d32 -j1 -e mq-deadline $sd >& ~/hi-pri.txt
Result:
* 11000 IOPS for the high-priority job
* 40 IOPS for the low-priority job
If the aging expiry time is changed from 100s into 0, the IOPS results change
into 6712 and 6796 IOPS.
The max-iops script is a script that runs fio with the following arguments:
--bs=4K --gtod_reduce=1 --ioengine=libaio --ioscheduler=${arg_e} --runtime=60
--norandommap --rw=read --thread --buffered=0 --numjobs=${arg_j}
--iodepth=${arg_d} --iodepth_batch_submit=${arg_a}
--iodepth_batch_complete=$((arg_d / 2)) --name=${positional_argument_1}
--filename=${positional_argument_1}
Reviewed-by: Damien Le Moal <damien.lemoal@wdc.com>
Cc: Hannes Reinecke <hare@suse.de>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Ming Lei <ming.lei@redhat.com>
Cc: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Cc: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Change-Id: I99a0674b018d096ec96bbfa3008eedcfda5013da
BUG: 187357408
(cherry picked from commit 40d5d42992b0de3ae7961735ea15eef5bd385ebf git://git.kernel.dk/linux-block/ for-5.14/block)
Signed-off-by: Bart Van Assche <bvanassche@google.com>
Maintain statistics per cgroup and export these to user space. These
statistics are essential for verifying whether the proper I/O priorities
have been assigned to requests. An example of the statistics data with
this patch applied:
$ cat /sys/fs/cgroup/io.stat
11:2 rbytes=0 wbytes=0 rios=3 wios=0 dbytes=0 dios=0 [NONE] dispatched=0 inserted=0 merged=171 [RT] dispatched=0 inserted=0 merged=0 [BE] dispatched=0 inserted=0 merged=0 [IDLE] dispatched=0 inserted=0 merged=0
8:32 rbytes=2142720 wbytes=0 rios=105 wios=0 dbytes=0 dios=0 [NONE] dispatched=0 inserted=0 merged=171 [RT] dispatched=0 inserted=0 merged=0 [BE] dispatched=0 inserted=0 merged=0 [IDLE] dispatched=0 inserted=0 merged=0
Cc: Damien Le Moal <damien.lemoal@wdc.com>
Cc: Hannes Reinecke <hare@suse.de>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Ming Lei <ming.lei@redhat.com>
Cc: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Cc: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
BUG: 187357408
Change-Id: I8d976c62ba2c0397cbb18076f3e61d5ab246cbcf
(cherry picked from commit f5dc926252cb31739809f7d27a8cbc9941b4d36d git://git.kernel.dk/linux-block/ for-5.14/block)
Signed-off-by: Bart Van Assche <bvanassche@google.com>
Track I/O statistics per I/O priority and export these statistics to
debugfs. These statistics help developers of the deadline scheduler.
Cc: Damien Le Moal <damien.lemoal@wdc.com>
Cc: Hannes Reinecke <hare@suse.de>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Ming Lei <ming.lei@redhat.com>
Cc: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Cc: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
BUG: 187357408
Change-Id: I8e91693dc1d015060737fa2fc15f5f2ebee2530c
(cherry picked from commit 9dc236caf2518c1e434be7a4f8fae60fb0be506a git://git.kernel.dk/linux-block/ for-5.14/block)
Signed-off-by: Bart Van Assche <bvanassche@google.com>
Maintain one dispatch list and one FIFO list per I/O priority class: RT, BE
and IDLE. Maintain statistics for each priority level. Split the debugfs
attributes per priority level as follows:
$ ls /sys/kernel/debug/block/.../sched/
async_depth dispatch2 read_next_rq write2_fifo_list
batching read0_fifo_list starved write_next_rq
dispatch0 read1_fifo_list write0_fifo_list
dispatch1 read2_fifo_list write1_fifo_list
Cc: Damien Le Moal <damien.lemoal@wdc.com>
Cc: Hannes Reinecke <hare@suse.de>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Ming Lei <ming.lei@redhat.com>
Cc: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Cc: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
BUG: 187357408
Change-Id: I60451cfdb416ad27601dc3ffb4eb307fa6ff783f
(cherry picked from commit 5b701a6e040ff8626ecf29ac06de9689efc00754 git://git.kernel.dk/linux-block/ for-5.14/block)
Signed-off-by: Bart Van Assche <bvanassche@google.com>
When dispatching the first request of a batch, the deadline_move_request()
call clears .next_rq[] for the opposite data direction. .next_rq[] is not
restored when changing data direction. Fix this by not clearing .next_rq[]
and by keeping track of the data direction of a batch in a variable instead.
This patch is a micro-optimization because:
- The number of deadline_next_request() calls for the read direction is
halved.
- The number of times that deadline_next_request() returns NULL is reduced.
Cc: Damien Le Moal <damien.lemoal@wdc.com>
Cc: Hannes Reinecke <hare@suse.de>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Ming Lei <ming.lei@redhat.com>
Cc: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Cc: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
BUG: 187357408
Change-Id: I582e99603a5443d75cf2b18a5daa2c93b5c66de3
(cherry picked from commit ea0fd2a525436ab5b9ada0f1953b0c0a29357311 git://git.kernel.dk/linux-block/ for-5.14/block)
Signed-off-by: Bart Van Assche <bvanassche@google.com>
For interactive workloads it is important that synchronous requests are
not delayed. Hence reserve 25% of scheduler tags for synchronous requests.
This patch still allows asynchronous requests to fill the hardware queues
since blk_mq_init_sched() makes sure that the number of scheduler requests
is the double of the hardware queue depth. From blk_mq_init_sched():
q->nr_requests = 2 * min_t(unsigned int, q->tag_set->queue_depth,
BLKDEV_MAX_RQ);
Cc: Damien Le Moal <damien.lemoal@wdc.com>
Cc: Hannes Reinecke <hare@suse.de>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Ming Lei <ming.lei@redhat.com>
Cc: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Cc: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
BUG: 187357408
Change-Id: Ib9cd753a39c8e5f5c45908001d69334130ef2067
(cherry picked from commit c970bc8292aaaf6f2d333d612e657df3a99f417c git://git.kernel.dk/linux-block/ for-5.14/block)
Signed-off-by: Bart Van Assche <bvanassche@google.com>
Define separate macros for integers and jiffies to improve readability.
Use sysfs_emit() and kstrtoint() instead of sprintf() and simple_strtol().
The former functions are the recommended functions.
Cc: Damien Le Moal <damien.lemoal@wdc.com>
Cc: Hannes Reinecke <hare@suse.de>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Ming Lei <ming.lei@redhat.com>
Cc: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Cc: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
BUG: 187357408
Change-Id: I4e0fd35124cd0319fcace0d1d5e3c113b60a213c
(cherry picked from commit d9baee13f8cf66a8fac9ec67fdb85ce419fcce3a git://git.kernel.dk/linux-block/ for-5.14/block)
Signed-off-by: Bart Van Assche <bvanassche@google.com>
Modern compilers complain if an out-of-range value is passed to a function
argument that has an enumeration type. Let the compiler detect out-of-range
data direction arguments instead of verifying the data_dir argument at
runtime.
Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Cc: Damien Le Moal <damien.lemoal@wdc.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
BUG: 187357408
Change-Id: I4ad8c106a86d17f3010e12e172702e77eca61e80
(cherry picked from commit d9baee13f8cf66a8fac9ec67fdb85ce419fcce3a git://git.kernel.dk/linux-block/ for-5.14/block)
Signed-off-by: Bart Van Assche <bvanassche@google.com>
Change "queue" into "sched" to make the function names reflect better the
purpose of these functions.
Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Reviewed-by: Damien Le Moal <damien.lemoal@wdc.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Cc: Damien Le Moal <damien.lemoal@wdc.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
BUG: 187357408
Change-Id: I30825b379146dbaef4ff3f85148b2e788667a77c
(cherry picked from commit a6e57fe5ab09c250fc741294e6321270a4364fec git://git.kernel.dk/linux-block/ for-5.14/block)
Signed-off-by: Bart Van Assche <bvanassche@google.com>
Make __dd_dispatch_request() easier to read by removing two local
variables.
Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Reviewed-by: Damien Le Moal <damien.lemoal@wdc.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Cc: Damien Le Moal <damien.lemoal@wdc.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
BUG: 187357408
Change-Id: I5567f7d02a2c628efb437058a1c103c7b123747a
(cherry picked from commit f005b6ff19d2a961a2c3ae9c5f49d48fda143469 git://git.kernel.dk/linux-block/ for-5.14/block)
Signed-off-by: Bart Van Assche <bvanassche@google.com>
Document the locking strategy by adding two lockdep_assert_held()
statements.
Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Reviewed-by: Damien Le Moal <damien.lemoal@wdc.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Cc: Damien Le Moal <damien.lemoal@wdc.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
BUG: 187357408
Change-Id: Ie8cf0b0ae208c9cc87731a9c6d7df5e5e59332d5
(cherry picked from commit 91831ddfd7c6e3df9857526a76cfa88673ec0637 git://git.kernel.dk/linux-block/ for-5.14/block)
Signed-off-by: Bart Van Assche <bvanassche@google.com>
Make the code easier to read by adding more comments.
Reviewed-by: Damien Le Moal <damien.lemoal@wdc.com>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Hannes Reinecke <hare@suse.de>
Cc: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
BUG: 187357408
Change-Id: If62eb600614d2883d72ee3bd7e7859ae66b24512
(cherry picked from commit 16c3afdb127bbff7d3552e076e568281765674b7 git://git.kernel.dk/linux-block/ for-5.14/block)
Signed-off-by: Bart Van Assche <bvanassche@google.com>
Introduce an rq-qos policy that assigns an I/O priority to requests based
on blk-cgroup configuration settings. This policy has the following
advantages over the ioprio_set() system call:
- This policy is cgroup based so it has all the advantages of cgroups.
- While ioprio_set() does not affect page cache writeback I/O, this rq-qos
controller affects page cache writeback I/O for filesystems that support
assiociating a cgroup with writeback I/O. See also
Documentation/admin-guide/cgroup-v2.rst.
Cc: Damien Le Moal <damien.lemoal@wdc.com>
Cc: Hannes Reinecke <hare@suse.de>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Ming Lei <ming.lei@redhat.com>
Cc: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Cc: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
BUG: 187357408
Change-Id: If51e608ad37ee7a3f57b507bb17900dcfcb263ed
(cherry picked from commit ee9d2a55c960f152b5710078bbe399a4c51eb0a9 git://git.kernel.dk/linux-block/ for-5.14/block)
Signed-off-by: Bart Van Assche <bvanassche@google.com>
rq_qos_id_to_name() is only used in blk-mq-debugfs.c so move that function
into in blk-mq-debugfs.c.
Cc: Damien Le Moal <damien.lemoal@wdc.com>
Cc: Hannes Reinecke <hare@suse.de>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Ming Lei <ming.lei@redhat.com>
Cc: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Cc: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
BUG: 187357408
Change-Id: If03083a13917bc2f88b6df7151e033a11ab1bc50
(cherry picked from commit f1a7f539c2720906fb10be0af3514b034e1a9fee git://git.kernel.dk/linux-block/ for-5.14/block)
Signed-off-by: Bart Van Assche <bvanassche@google.com>
Before adding more calls in this function, simplify the error path.
Reviewed-by: Damien Le Moal <damien.lemoal@wdc.com>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Cc: Tejun Heo <tj@kernel.org>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Ming Lei <ming.lei@redhat.com>
Cc: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
BUG: 187357408
Change-Id: I8568b87d1bebbd3841e42a79b7efe2d0a1bff2bc
(cherry picked from commit f1a7f539c2720906fb10be0af3514b034e1a9fee git://git.kernel.dk/linux-block/ for-5.14/block)
Signed-off-by: Bart Van Assche <bvanassche@google.com>
These entries were consecutive at the time of their introduction but are no
longer consecutive. Make these again consecutive. Additionally, modify the
help text since it refers to blk-mq and since the legacy block layer has
been removed.
Reviewed-by: Damien Le Moal <damien.lemoal@wdc.com>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Ming Lei <ming.lei@redhat.com>
Cc: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
BUG: 187357408
Change-Id: I568383377a3244efba9748adf0a2e90bd7660bb2
(cherry picked from commit fdc250ea26e44066d690bbe65a03fab512af0699 git://git.kernel.dk/linux-block/ for-5.14/block)
Signed-off-by: Bart Van Assche <bvanassche@google.com>
Since commit 01e99aeca3 'blk-mq: insert passthrough request into
hctx->dispatch directly', passthrough request should not appear in
IO-scheduler any more, so blk_rq_is_passthrough checking in addon IO
schedulers is redundant.
(Notes: this patch passes generic IO load test with hdds under SAS
controller and hdds under AHCI controller but obviously not covers all.
Not sure if passthrough request can still escape into IO scheduler from
blk_mq_sched_insert_requests, which is used by blk_mq_flush_plug_list and
has lots of indirect callers.)
Signed-off-by: Lin Feng <linf@wangsu.com>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
BUG: 187357408
Change-Id: I97d85c38e584add44399295f3839994b694bc9ca
(cherry picked from commit 0856faaa220759a4fe4334f5c57a8661c94c14ce git://git.kernel.dk/linux-block/ for-5.14/block)
Signed-off-by: Bart Van Assche <bvanassche@google.com>
Currently when non-mq aware IO scheduler (BFQ, mq-deadline) is used for
a queue with multiple HW queues, the performance it rather bad. The
problem is that these IO schedulers use queue-wide locking and their
dispatch function does not respect the hctx it is passed in and returns
any request it finds appropriate. Thus locality of request access is
broken and dispatch from multiple CPUs just contends on IO scheduler
locks. For these IO schedulers there's little point in dispatching from
multiple CPUs. Instead dispatch always only from a single CPU to limit
contention.
Below is a comparison of dbench runs on XFS filesystem where the storage
is a raid card with 64 HW queues and to it attached a single rotating
disk. BFQ is used as IO scheduler:
clients MQ SQ MQ-Patched
Amean 1 39.12 (0.00%) 43.29 * -10.67%* 36.09 * 7.74%*
Amean 2 128.58 (0.00%) 101.30 * 21.22%* 96.14 * 25.23%*
Amean 4 577.42 (0.00%) 494.47 * 14.37%* 508.49 * 11.94%*
Amean 8 610.95 (0.00%) 363.86 * 40.44%* 362.12 * 40.73%*
Amean 16 391.78 (0.00%) 261.49 * 33.25%* 282.94 * 27.78%*
Amean 32 324.64 (0.00%) 267.71 * 17.54%* 233.00 * 28.23%*
Amean 64 295.04 (0.00%) 253.02 * 14.24%* 242.37 * 17.85%*
Amean 512 10281.61 (0.00%) 10211.16 * 0.69%* 10447.53 * -1.61%*
Numbers are times so lower is better. MQ is stock 5.10-rc6 kernel. SQ is
the same kernel with megaraid_sas.host_tagset_enable=0 so that the card
advertises just a single HW queue. MQ-Patched is a kernel with this
patch applied.
You can see multiple hardware queues heavily hurt performance in
combination with BFQ. The patch restores the performance.
Signed-off-by: Jan Kara <jack@suse.cz>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
BUG: 187357408
Change-Id: I53645eb48cb308cd3af81a1c5e718a6abec6a1f9
(cherry picked from commit fa56cac78af68bd93734c290a0ffd0716e871dba git://git.kernel.dk/linux-block/ for-5.14/block)
Signed-off-by: Bart Van Assche <bvanassche@google.com>
This reverts commit b445547ec1.
Since both mq-deadline and BFQ completely ignore hctx they are passed to
their dispatch function and dispatch whatever request they deem fit
checking whether any request for a particular hctx is queued is just
pointless since we'll very likely get a request from a different hctx
anyway. In the following commit we'll deal with lock contention in these
IO schedulers in presence of multiple HW queues in a different way.
Signed-off-by: Jan Kara <jack@suse.cz>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Change-Id: Ibd7dbe69ae1799f2efce5788986e2f1aad88f66d
BUG: 187357408
(cherry picked from commit 2490aeca0081bb168e96fb7b1746d676be84369f git://git.kernel.dk/linux-block/ for-5.14/block)
Signed-off-by: Bart Van Assche <bvanassche@google.com>
This reverts commit 59870a78d4.
Bring back the commit in 5.10.38 that broke the kabi.
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Ic93df6ad7bb79dda947aedc31d23d69fcd97b7d7
Before we free request queue, clearing flush request reference in
tags->rqs[], so that potential UAF can be avoided.
Based on one patch written by David Jeffery.
Tested-by: John Garry <john.garry@huawei.com>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: David Jeffery <djeffery@redhat.com>
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Link: https://lore.kernel.org/r/20210511152236.763464-5-ming.lei@redhat.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Change-Id: I631dbb5138e427246d2e717576fc44727daaa286
Bug: 188199752
(cherry picked from commit 51d4673e57d2613152fdb2ccfe917643472bb218 git://git.kernel.dk/linux-block/ for-5.14/block)
Signed-off-by: Bart Van Assche <bvanassche@google.com>
refcount_inc_not_zero() in bt_tags_iter() still may read one freed
request.
Fix the issue by the following approach:
1) hold a per-tags spinlock when reading ->rqs[tag] and calling
refcount_inc_not_zero in bt_tags_iter()
2) clearing stale request referred via ->rqs[tag] before freeing
request pool, the per-tags spinlock is held for clearing stale
->rq[tag]
So after we cleared stale requests, bt_tags_iter() won't observe
freed request any more, also the clearing will wait for pending
request reference.
The idea of clearing ->rqs[] is borrowed from John Garry's previous
patch and one recent David's patch.
Tested-by: John Garry <john.garry@huawei.com>
Reviewed-by: David Jeffery <djeffery@redhat.com>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Link: https://lore.kernel.org/r/20210511152236.763464-4-ming.lei@redhat.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Change-Id: I740ddf3b83ea04ce0349b1b8055ac8b9db1d0557
Bug: 188199752
(cherry picked from commit 33238eb62b7575350be110adff231f32584b20f7 git://git.kernel.dk/linux-block/ for-5.14/block)
Signed-off-by: Bart Van Assche <bvanassche@google.com>
Greg Kroah-Hartman