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This reverts commit eb1ecadb7f67dde94ef0efd3ddaed5cb6c9a65ed.
This fixes the following warning reported by lockdep and a potential
issue with hibernation
====================================
WARNING: pulseaudio/1297 still has locks held!
5.3.0+ #1826 Not tainted
------------------------------------
1 lock held by pulseaudio/1297:
#0: ee815308 (&hcp->lock){....}, at: hdmi_codec_startup+0x20/0x130
stack backtrace:
CPU: 0 PID: 1297 Comm: pulseaudio Not tainted 5.3.0+ #1826
Hardware name: Marvell Dove (Cubox)
[<c0017b4c>] (unwind_backtrace) from [<c0014d10>] (show_stack+0x10/0x14)
[<c0014d10>] (show_stack) from [<c00a2d18>] (futex_wait_queue_me+0x13c/0x19c)
[<c00a2d18>] (futex_wait_queue_me) from [<c00a3630>] (futex_wait+0x184/0x24c)
[<c00a3630>] (futex_wait) from [<c00a5e1c>] (do_futex+0x334/0x598)
[<c00a5e1c>] (do_futex) from [<c00a62e8>] (sys_futex_time32+0x118/0x180)
[<c00a62e8>] (sys_futex_time32) from [<c0009000>] (ret_fast_syscall+0x0/0x54)
Exception stack(0xebd31fa8 to 0xebd31ff0)
1fa0: 00000000 ffffffff 000c8748 00000189 00000001 00000000
1fc0: 00000000 ffffffff 00000000 000000f0 00000000 00000000 00000000 00056200
1fe0: 000000f0 beac03a8 b6d6c835 b6d6f456
Fixes: eb1ecadb7f67 ("ASoC: hdmi-codec: re-introduce mutex locking")
Reported-by: Russell King <[email protected]>
Signed-off-by: Jerome Brunet <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Mark Brown <[email protected]>
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git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into arm/fixes
Three fixes for omaps for v5.4-rc cycle
Two regression fixes for omap3 iommu. I missed applying two omap3
related iommu pdata quirks patches earlier because the kbuild test
robot produced errors on them for missing dependencies.
Fix ti-sysc interconnect target module driver handling for watchdog
quirk. I must have tested this earlier only with watchdog service
running, but clearly it does not do what it needs to do.
* tag 'omap-for-v5.4/fixes-rc4-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
bus: ti-sysc: Fix watchdog quirk handling
ARM: OMAP2+: Add pdata for OMAP3 ISP IOMMU
ARM: OMAP2+: Plug in device_enable/idle ops for IOMMUs
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Olof Johansson <[email protected]>
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Propagate the error code from request_irq(), rather than returning
-EBUSY.
Signed-off-by: Russell King <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Mark Brown <[email protected]>
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Add Kconfig, PCI ID and chip info for JSL platform.
The DSP only has 2 cores for this platform.
Signed-off-by: Pan Xiuli <[email protected]>
Signed-off-by: Pierre-Louis Bossart <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Mark Brown <[email protected]>
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There are no upstream machine drivers just yet so just add dummy table
for compilation in nocodec-mode.
Signed-off-by: Pan Xiuli <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Mark Brown <[email protected]>
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Such traces should be extremely rare but extremely useful for debug.
Report errors for all calls to sdn_sof_dsp_read_poll_timeout(), but
only on negative values for consistency.
Add traces that enable each timeout to be uniquely identified.
Signed-off-by: Pierre-Louis Bossart <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Mark Brown <[email protected]>
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If a ROM timeout is detected, we still stop the DMA but will return
the initial error should the DMA stop also fail.
Likewise the cleanup is handled regardless of the status, but we
return the initial error.
Signed-off-by: Pierre-Louis Bossart <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Mark Brown <[email protected]>
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If SND_SOC_MT8183_MT6358_TS3A227E_MAX98357A=y,
below errors can be seen:
sound/soc/codecs/cros_ec_codec.o: In function `send_ec_host_command':
cros_ec_codec.c:(.text+0x534): undefined reference to `cros_ec_cmd_xfer_status'
cros_ec_codec.c:(.text+0x101c): undefined reference to `cros_ec_get_host_event'
This is because it will select SND_SOC_CROS_EC_CODEC
after commit 2cc3cd5fdc8b ("ASoC: mediatek: mt8183: support WoV"),
but SND_SOC_CROS_EC_CODEC depends on CROS_EC.
Fixes: 2cc3cd5fdc8b ("ASoC: mediatek: mt8183: support WoV")
Signed-off-by: Mao Wenan <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Mark Brown <[email protected]>
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This patch adds missing of_node_put() for
rsnd_parse_tdm_split_mode()
rsnd_parse_connect_graph()
Reported-by: Pavel Machek <[email protected]>
Signed-off-by: Kuninori Morimoto <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Mark Brown <[email protected]>
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According to R-Car3 HW manual 40.3.3 (Data Format on Audio Local Bus),
in case of monaural data writing or reading through Audio-DMAC,
it's always in Left Justified format, so both src and dst
DMA Bus width should be equal to physical data width.
Therefore set src and dst's DMA bus width to:
- [monaural case] data width
- [non-monaural case] 32bits (as prior applying the patch)
Cc: Andrew Gabbasov <[email protected]>
Cc: Timo Wischer <[email protected]>
Signed-off-by: Jiada Wang <[email protected]>
Signed-off-by: Eugeniu Rosca <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Mark Brown <[email protected]>
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ALSA SoC has for_each_rtdcom() which is link list for
rtd-component which is called as rtdcom. The relationship image is like below
rtdcom rtdcom rtdcom
component component component
rtd->component_list -> list -> list -> list ...
Here, the pointer get via normal link list is rtdcom,
Thus, current for_each loop is like below, and need to get
component via rtdcom->component
for_each_rtdcom(rtd, rtdcom) {
component = rtdcom->component;
...
}
but usually, user want to get pointer from for_each_xxx is component
directly, like below.
for_each_rtd_component(rtd, rtdcom, component) {
...
}
This patch expands list_for_each_entry manually, and enable to get
component directly from for_each macro.
Because of it, the macro becoming difficult to read,
but macro itself becoming useful.
Signed-off-by: Kuninori Morimoto <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Mark Brown <[email protected]>
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When our call to get the external clock fails, we forget to clean up
the enabled internal clock correctly. Enable the clock after we have
obtained all our resources.
Fixes: 84aac6c79bfd ("ASoC: kirkwood: fix loss of external clock at probe time")
Signed-off-by: Russell King <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Mark Brown <[email protected]>
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G3D clocks require special handling of their parent bus clock during power
domain on/off sequences. Those clocks were not initially added to the
sub-CMU handler, because that time there was no open-source driver for the
G3D (MALI Panfrost) hardware module and it was not possible to test it.
This patch fixes this issue. Parent clock for G3D hardware block is now
properly preserved during G3D power domain on/off sequence. This restores
proper MALI Panfrost performance broken by commit 8686764fc071
("ARM: dts: exynos: Add G3D power domain to Exynos542x").
Reported-by: Marian Mihailescu <[email protected]>
Fixes: b06a532bf1fa ("clk: samsung: Add Exynos5 sub-CMU clock driver")
Signed-off-by: Marek Szyprowski <[email protected]>
Tested-by: Marian Mihailescu <[email protected]>
Acked-by: Krzysztof Kozlowski <[email protected]>
Signed-off-by: Sylwester Nawrocki <[email protected]>
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Add checking the value returned by samsung_clk_alloc_reg_dump() and
devm_kcalloc(). While fixing this, also release all gathered clocks.
Fixes: 523d3de41f02 ("clk: samsung: exynos5433: Add support for runtime PM")
Signed-off-by: Marek Szyprowski <[email protected]>
Reviewed-by: Krzysztof Kozlowski <[email protected]>
Acked-by: Chanwoo Choi <[email protected]>
[s.nawrocki: squashed patch from K. Kozlowski adding missing slab.h header]
Reported-by: kbuild test robot <[email protected]>
Signed-off-by: Krzysztof Kozlowski <[email protected]>
Signed-off-by: Sylwester Nawrocki <[email protected]>
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Yegor Yefremov <[email protected]> reported that musb and ftdi
uart can fail for the first open of the uart unless connected using
a hub.
This is because the first dma call done by musb_ep_program() must wait
if cppi41 is PM runtime suspended. Otherwise musb_ep_program() continues
with other non-dma packets before the DMA transfer is started causing at
least ftdi uarts to fail to receive data.
Let's fix the issue by waking up cppi41 with PM runtime calls added to
cppi41_dma_prep_slave_sg() and return NULL if still idled. This way we
have musb_ep_program() continue with PIO until cppi41 is awake.
Fixes: fdea2d09b997 ("dmaengine: cppi41: Add basic PM runtime support")
Reported-by: Yegor Yefremov <[email protected]>
Signed-off-by: Tony Lindgren <[email protected]>
Cc: [email protected] # v4.9+
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Vinod Koul <[email protected]>
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https://git.kernel.org/pub/scm/linux/kernel/git/sunxi/linux into arm/fixes
A number of fixes for this release, but mostly:
- A fixup for the A10 CSI DT binding merged during the 5.4-rc1 window
- A fix for a dt-binding error
- Addition of phy regulator delays
- The PMU on the A64 was found to be non-functional, so we've dropped it for now
* tag 'sunxi-fixes-for-5.4-1' of https://git.kernel.org/pub/scm/linux/kernel/git/sunxi/linux:
ARM: dts: sun7i: Drop the module clock from the device tree
dt-bindings: media: sun4i-csi: Drop the module clock
media: dt-bindings: Fix building error for dt_binding_check
arm64: dts: allwinner: a64: sopine-baseboard: Add PHY regulator delay
arm64: dts: allwinner: a64: Drop PMU node
arm64: dts: allwinner: a64: pine64-plus: Add PHY regulator delay
Link: https://lore.kernel.org/r/80085a57-c40f-4bed-a9c3-19858d87564e.lettre@localhost
Signed-off-by: Olof Johansson <[email protected]>
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Recent changes modified the function arguments of
thread_group_sample_cputime() and task_cputimers_expired(), but forgot to
update the comments. Fix it up.
[ tglx: Changed the argument name of task_cputimers_expired() as the pointer
points to an array of samples. ]
Fixes: b7be4ef1365d ("posix-cpu-timers: Switch thread group sampling to array")
Fixes: 001f7971433a ("posix-cpu-timers: Make expiry checks array based")
Signed-off-by: Yi Wang <[email protected]>
Signed-off-by: Thomas Gleixner <[email protected]>
Link: https://lkml.kernel.org/r/[email protected]
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Include the timekeeping.h header to get the declaration of the
sched_clock_{suspend,resume} functions. Fixes the following sparse
warnings:
kernel/time/sched_clock.c:275:5: warning: symbol 'sched_clock_suspend' was not declared. Should it be static?
kernel/time/sched_clock.c:286:6: warning: symbol 'sched_clock_resume' was not declared. Should it be static?
Signed-off-by: Ben Dooks (Codethink) <[email protected]>
Signed-off-by: Thomas Gleixner <[email protected]>
Link: https://lkml.kernel.org/r/[email protected]
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A recent commit removed the NULL pointer check from the clock_getres()
implementation causing a test case to fault.
POSIX requires an explicit NULL pointer check for clock_getres() aside of
the validity check of the clock_id argument for obscure reasons.
Add it back for both 32bit and 64bit.
Note, this is only a partial revert of the offending commit which does not
bring back the broken fallback invocation in the the 32bit compat
implementations of clock_getres() and clock_gettime().
Fixes: a9446a906f52 ("lib/vdso/32: Remove inconsistent NULL pointer checks")
Reported-by: Andreas Schwab <[email protected]>
Signed-off-by: Thomas Gleixner <[email protected]>
Tested-by: Christophe Leroy <[email protected]>
Cc: [email protected]
Link: https://lkml.kernel.org/r/[email protected]
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Currently fuse_writepages_fill() calls get_fuse_inode() few times with
the same argument.
Signed-off-by: Vasily Averin <[email protected]>
Signed-off-by: Miklos Szeredi <[email protected]>
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Retroactively add changelog entry for FUSE protocols 7.1 through 7.8.
Signed-off-by: Alan Somers <[email protected]>
Signed-off-by: Miklos Szeredi <[email protected]>
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Make sure cached writes are not reordered around open(..., O_TRUNC), with
the obvious wrong results.
Fixes: 4d99ff8f12eb ("fuse: Turn writeback cache on")
Cc: <[email protected]> # v3.15+
Signed-off-by: Miklos Szeredi <[email protected]>
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If writeback cache is enabled, then writes might get reordered with
chmod/chown/utimes. The problem with this is that performing the write in
the fuse daemon might itself change some of these attributes. In such case
the following sequence of operations will result in file ending up with the
wrong mode, for example:
int fd = open ("suid", O_WRONLY|O_CREAT|O_EXCL);
write (fd, "1", 1);
fchown (fd, 0, 0);
fchmod (fd, 04755);
close (fd);
This patch fixes this by flushing pending writes before performing
chown/chmod/utimes.
Reported-by: Giuseppe Scrivano <[email protected]>
Tested-by: Giuseppe Scrivano <[email protected]>
Fixes: 4d99ff8f12eb ("fuse: Turn writeback cache on")
Cc: <[email protected]> # v3.15+
Signed-off-by: Miklos Szeredi <[email protected]>
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git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux into fixes
gpio fixes for v5.4-rc5
- fix building gpio selftests
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Unbind callbacks on chain deletion.
Fixes: 8fc618c52d16 ("netfilter: nf_tables_offload: refactor the nft_flow_offload_chain function")
Signed-off-by: Pablo Neira Ayuso <[email protected]>
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Other garbage collector might remove an entry not fully set up yet.
[570953.958293] RIP: 0010:memcmp+0x9/0x50
[...]
[570953.958567] flow_offload_hash_cmp+0x1e/0x30 [nf_flow_table]
[570953.958585] flow_offload_lookup+0x8c/0x110 [nf_flow_table]
[570953.958606] nf_flow_offload_ip_hook+0x135/0xb30 [nf_flow_table]
[570953.958624] nf_flow_offload_inet_hook+0x35/0x37 [nf_flow_table_inet]
[570953.958646] nf_hook_slow+0x3c/0xb0
[570953.958664] __netif_receive_skb_core+0x90f/0xb10
[570953.958678] ? ip_rcv_finish+0x82/0xa0
[570953.958692] __netif_receive_skb_one_core+0x3b/0x80
[570953.958711] __netif_receive_skb+0x18/0x60
[570953.958727] netif_receive_skb_internal+0x45/0xf0
[570953.958741] napi_gro_receive+0xcd/0xf0
[570953.958764] ixgbe_clean_rx_irq+0x432/0xe00 [ixgbe]
[570953.958782] ixgbe_poll+0x27b/0x700 [ixgbe]
[570953.958796] net_rx_action+0x284/0x3c0
[570953.958817] __do_softirq+0xcc/0x27c
[570953.959464] irq_exit+0xe8/0x100
[570953.960097] do_IRQ+0x59/0xe0
[570953.960734] common_interrupt+0xf/0xf
Fixes: 43c8f131184f ("netfilter: nf_flow_table: fix missing error check for rhashtable_insert_fast")
Signed-off-by: Pablo Neira Ayuso <[email protected]>
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In commit 8020919a9b99 ("mac80211: Properly handle SKB with radiotap
only"), buffers whose length is too short cause a WARN_ON(1) to be
executed. This change exposed a fault in rtlwifi drivers, which is fixed
by regarding packets with skb->len <= FCS_LEN as though they are in error
and dropping them. The test is now annotated as likely.
Cc: Stable <[email protected]> # v5.0+
Signed-off-by: Larry Finger <[email protected]>
Signed-off-by: Kalle Valo <[email protected]>
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When converting the wrong qu configurations in an earlier commit, I
accidentally swapped 0x2720 and 0x30DC. Instead of converting 0x2720,
I converted 0x30DC. Undo 0x30DC and convert 0x2720.
Signed-off-by: Luca Coelho <[email protected]>
Signed-off-by: Kalle Valo <[email protected]>
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Add a workaround that forces power gating to be enabled on integrated
22000 devices. This improves power saving in certain situations.
Signed-off-by: Luca Coelho <[email protected]>
Signed-off-by: Kalle Valo <[email protected]>
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iwl_mvm_tvqm_enable_txq() can return an error, notably if unable
to allocate memory for the queue. Handle this error throughout,
avoiding storing the invalid value into a u16 which later leads
to a disable of an invalid queue ("queue 65524 not used", where
65524 is just -ENOMEM in a u16).
Signed-off-by: Johannes Berg <[email protected]>
Signed-off-by: Luca Coelho <[email protected]>
Signed-off-by: Kalle Valo <[email protected]>
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A bunch of the entries for qnj were wrong. The 9460 device doesn't
exist, so update them to 9461 and 9462. There are still a bunch of
other occurrences of 9460, but that will be fixed separately.
Signed-off-by: Luca Coelho <[email protected]>
Signed-off-by: Kalle Valo <[email protected]>
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Some entries for PCI ID 0x2720 were using iwl9260_2ac_cfg, but the
correct is to use iwl9260_2ac_cfg_soc. Fix that.
Signed-off-by: Luca Coelho <[email protected]>
Signed-off-by: Kalle Valo <[email protected]>
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Nicolas Waisman noticed that even though noa_len is checked for
a compatible length it's still possible to overrun the buffers
of p2pinfo since there's no check on the upper bound of noa_num.
Bound noa_num against P2P_MAX_NOA_NUM.
Reported-by: Nicolas Waisman <[email protected]>
Signed-off-by: Laura Abbott <[email protected]>
Acked-by: Ping-Ke Shih <[email protected]>
Signed-off-by: Kalle Valo <[email protected]>
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Two patches were sent out of order: one removed some conditions from
an if and the other moved the code elsewhere. When sending the patch
that moved the code, an older version of the original code was moved,
causing the "make QnJ exclusive" code to be essentially undone.
Fix that by removing the inclusive conditions from the check again.
Fixes: 809805a820c6 ("iwlwifi: pcie: move some cfg mangling from trans_pcie_alloc to probe")
Signed-off-by: Luca Coelho <[email protected]>
Signed-off-by: Kalle Valo <[email protected]>
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:Pull ARM fixes from Russell King:
- fix for alignment faults under high memory pressure
- use u32 for ARM instructions in fault handler
- mark functions that must always be inlined with __always_inline
- fix for nommu XIP
- fix ARMv7M switch to handler mode in reboot path
- fix the recently introduced AMBA reset control error paths
* tag 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm:
ARM: 8926/1: v7m: remove register save to stack before svc
ARM: 8914/1: NOMMU: Fix exc_ret for XIP
ARM: 8908/1: add __always_inline to functions called from __get_user_check()
ARM: mm: alignment: use "u32" for 32-bit instructions
ARM: mm: fix alignment handler faults under memory pressure
drivers/amba: fix reset control error handling
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git://git.kernel.org/pub/scm/linux/kernel/git/ras/ras
Pull EDAC fix from Borislav Petkov:
"Fix ghes_edac UAF case triggered by KASAN and DEBUG_TEST_DRIVER_REMOVE.
Future pending rework of the ghes_edac instances registration will do
away with the single memory controller per system model and that ugly
hackery there.
This is a minimal fix for stable@, courtesy of James Morse"
* tag 'edac_urgent_for_5.4' of git://git.kernel.org/pub/scm/linux/kernel/git/ras/ras:
EDAC/ghes: Fix Use after free in ghes_edac remove path
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git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux
Pull btrfs fixes from David Sterba:
- fixes of error handling cleanup of metadata accounting with qgroups
enabled
- fix swapped values for qgroup tracepoints
- fix race when handling full sync flag
- don't start unused worker thread, functionality removed already
* tag 'for-5.4-rc4-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux:
Btrfs: check for the full sync flag while holding the inode lock during fsync
Btrfs: fix qgroup double free after failure to reserve metadata for delalloc
btrfs: tracepoints: Fix bad entry members of qgroup events
btrfs: tracepoints: Fix wrong parameter order for qgroup events
btrfs: qgroup: Always free PREALLOC META reserve in btrfs_delalloc_release_extents()
btrfs: don't needlessly create extent-refs kernel thread
btrfs: block-group: Fix a memory leak due to missing btrfs_put_block_group()
Btrfs: add missing extents release on file extent cluster relocation error
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When doing an out of tree build with O=, the nsdeps script constructs
the absolute pathname of the module source file so that it can insert
MODULE_IMPORT_NS statements in the right place. However, ${srctree}
contains an unescaped path to the source tree, which, when used in a sed
substitution, makes sed complain:
++ sed 's/[^ ]* *//home/jeyu/jeyu-linux\/&/g'
sed: -e expression #1, char 12: unknown option to `s'
The sed substitution command 's' ends prematurely with the forward
slashes in the pathname, and sed errors out when it encounters the 'h',
which is an invalid sed substitution option. To avoid escaping forward
slashes ${srctree}, we can use '|' as an alternative delimiter for
sed instead to avoid this error.
Reviewed-by: Masahiro Yamada <[email protected]>
Reviewed-by: Matthias Maennich <[email protected]>
Tested-by: Matthias Maennich <[email protected]>
Signed-off-by: Jessica Yu <[email protected]>
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git://git.kernel.org/pub/scm/linux/kernel/git/vireshk/pm
Pull operating performance points (OPP) framework fixes for v5.4
from Viresh Kumar:
"This contains:
- Patch to revert addition of regulator enable/disable in OPP core
(Marek).
- Remove incorrect lockdep assert (Viresh).
- Fix a kref counting issue (Viresh)."
* 'opp/fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/vireshk/pm:
opp: Reinitialize the list_kref before adding the static OPPs again
opp: core: Revert "add regulators enable and disable"
opp: of: drop incorrect lockdep_assert_held()
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Fixes gcc '-Wunused-but-set-variable' warning:
fs/fuse/virtio_fs.c: In function virtio_fs_wake_pending_and_unlock:
fs/fuse/virtio_fs.c:983:20: warning: variable fc set but not used [-Wunused-but-set-variable]
It is not used since commit 7ee1e2e631db ("virtiofs: No need to check
fpq->connected state")
Reported-by: Hulk Robot <[email protected]>
Signed-off-by: zhengbin <[email protected]>
Signed-off-by: Miklos Szeredi <[email protected]>
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Users reported a v5.3 performance regression and inability to establish
huge page mappings. A revised version of the ndctl "dax.sh" huge page
unit test identifies commit 23c84eb78375 "dax: Fix missed wakeup with
PMD faults" as the source.
Update get_unlocked_entry() to check for NULL entries before checking
the entry order, otherwise NULL is misinterpreted as a present pte
conflict. The 'order' check needs to happen before the locked check as
an unlocked entry at the wrong order must fallback to lookup the correct
order.
Reported-by: Jeff Smits <[email protected]>
Reported-by: Doug Nelson <[email protected]>
Cc: <[email protected]>
Fixes: 23c84eb78375 ("dax: Fix missed wakeup with PMD faults")
Reviewed-by: Jan Kara <[email protected]>
Cc: Jeff Moyer <[email protected]>
Cc: Matthew Wilcox (Oracle) <[email protected]>
Reviewed-by: Johannes Thumshirn <[email protected]>
Link: https://lore.kernel.org/r/157167532455.3945484.11971474077040503994.stgit@dwillia2-desk3.amr.corp.intel.com
Signed-off-by: Dan Williams <[email protected]>
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The list_kref reaches a count of 0 when all the static OPPs are removed,
for example when dev_pm_opp_of_cpumask_remove_table() is called, though
the actual OPP table may not get freed as it may still be referenced by
other parts of the kernel, like from a call to
dev_pm_opp_set_supported_hw(). And if we call
dev_pm_opp_of_cpumask_add_table() again at this point, we must
reinitialize the list_kref otherwise the kernel will hit a WARN() in
kref infrastructure for incrementing a kref with value 0.
Fixes: 11e1a1648298 ("opp: Don't decrement uninitialized list_kref")
Reported-by: Dmitry Osipenko <[email protected]>
Tested-by: Dmitry Osipenko <[email protected]>
Signed-off-by: Viresh Kumar <[email protected]>
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There is one more problematic case I noticed while recently fixing BPF kallsyms
handling in cd7455f1013e ("bpf: Fix use after free in subprog's jited symbol
removal") and that is bpf_get_prog_name().
If BTF has been attached to the prog, then we may be able to fetch the function
signature type id in kallsyms through prog->aux->func_info[prog->aux->func_idx].type_id.
However, while the BTF object itself is torn down via RCU callback, the prog's
aux->func_info is immediately freed via kvfree(prog->aux->func_info) once the
prog's refcount either hit zero or when subprograms were already exposed via
kallsyms and we hit the error path added in 5482e9a93c83 ("bpf: Fix memleak in
aux->func_info and aux->btf").
This violates RCU as well since kallsyms could be walked in parallel where we
could access aux->func_info. Hence, defer kvfree() to after RCU grace period.
Looking at ba64e7d85252 ("bpf: btf: support proper non-jit func info") there
is no reason/dependency where we couldn't defer the kvfree(aux->func_info) into
the RCU callback.
Fixes: 5482e9a93c83 ("bpf: Fix memleak in aux->func_info and aux->btf")
Fixes: ba64e7d85252 ("bpf: btf: support proper non-jit func info")
Signed-off-by: Daniel Borkmann <[email protected]>
Signed-off-by: Alexei Starovoitov <[email protected]>
Acked-by: Yonghong Song <[email protected]>
Cc: Martin KaFai Lau <[email protected]>
Link: https://lore.kernel.org/bpf/875f2906a7c1a0691f2d567b4d8e4ea2739b1e88.1571779205.git.daniel@iogearbox.net
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Reshuffle list of devices by historical order and add correct
information as needed.
Signed-off-by: Pierre-Louis Bossart <[email protected]>
Signed-off-by: Jaroslav Kysela <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Takashi Iwai <[email protected]>
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For distributions, we need one place where we can decide
which driver will be activated for the auto-configation of the
Intel's HDA hardware with DSP. Actually, we cover three drivers:
* Legacy HDA
* Intel SST
* Intel Sound Open Firmware (SOF)
All those drivers registers similar PCI IDs, so the first
driver probed from the PCI stack can win. But... it is not
guaranteed that the correct driver wins.
This commit changes Intel's NHLT ACPI module to a common
DSP probe module for the Intel's hardware. All above sound
drivers calls this code. The user can force another behaviour
using the module parameter 'dsp_driver' located in
the 'snd-intel-dspcfg' module.
This change allows to add specific dmi checks for the specific
systems. The examples are taken from the pull request:
https://github.com/thesofproject/linux/pull/927
Tested on Lenovo Carbon X1 7th gen.
Signed-off-by: Jaroslav Kysela <[email protected]>
Tested-by: Pierre-Louis Bossart <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Takashi Iwai <[email protected]>
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Add HD Audio Device PCI ID for the Intel Tigerlake and Jasperlake
platform.
Signed-off-by: Pan Xiuli <[email protected]>
Signed-off-by: Pierre-Louis Bossart <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Takashi Iwai <[email protected]>
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For new adapters with multiple flash regions to write to, current code
allows FW & Boot regions to be written, while other regions are blocked via
sysfs. The fix is to block all flash read/write through sysfs interface.
Fixes: e81d1bcbde06 ("scsi: qla2xxx: Further limit FLASH region write access from SysFS")
Cc: [email protected] # 5.2
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Quinn Tran <[email protected]>
Signed-off-by: Girish Basrur <[email protected]>
Signed-off-by: Himanshu Madhani <[email protected]>
Signed-off-by: Martin K. Petersen <[email protected]>
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This patch fixes issue with Gen7 adapter in a blade environment where one
of the ports will not be detected by driver. Firmware expects mailbox 11 to
be set or cleared by driver for newer ISP.
Following message is seen in the log file:
[ 18.810892] qla2xxx [0000:d8:00.0]-1820:1: **** Failed=102 mb[0]=4005 mb[1]=37 mb[2]=20 mb[3]=8
[ 18.819596] cmd=2 ****
[mkp: typos]
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Himanshu Madhani <[email protected]>
Signed-off-by: Martin K. Petersen <[email protected]>
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The initial lpfc_desc_set_adisc implementation in commit
dea3101e0a5c ("lpfc: add Emulex FC driver version 8.0.28") enabled ADISC if
cfg_use_adisc && RSCN_MODE && FCP_2_DEVICE
In commit 92d7f7b0cde3 ("[SCSI] lpfc: NPIV: add NPIV support on top of
SLI-3") this changed to
(cfg_use_adisc && RSC_MODE) || FCP_2_DEVICE
and later in commit ffc954936b13 ("[SCSI] lpfc 8.3.13: FC Discovery Fixes
and enhancements.") to
(cfg_use_adisc && RSC_MODE) || (FCP_2_DEVICE && FCP_TARGET)
A customer reports that after a devloss, an ADISC failure is logged. It
turns out the ADISC flag is set even the user explicitly set lpfc_use_adisc
= 0.
[Sat Dec 22 22:55:58 2018] lpfc 0000:82:00.0: 2:(0):0203 Devloss timeout on WWPN 50:01:43:80:12:8e:40:20 NPort x05df00 Data: x82000000 x8 xa
[Sat Dec 22 23:08:20 2018] lpfc 0000:82:00.0: 2:(0):2755 ADISC failure DID:05DF00 Status:x9/x70000
[mkp: fixed Hannes' email]
Fixes: 92d7f7b0cde3 ("[SCSI] lpfc: NPIV: add NPIV support on top of SLI-3")
Cc: Dick Kennedy <[email protected]>
Cc: James Smart <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Reviewed-by: Hannes Reinecke <[email protected]>
Reviewed-by: James Smart <[email protected]>
Signed-off-by: Daniel Wagner <[email protected]>
Signed-off-by: Martin K. Petersen <[email protected]>
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Include <net/addrconf.h> for the missing declarations of
various functions. Fixes the following sparse warnings:
net/ipv6/addrconf_core.c:94:5: warning: symbol 'register_inet6addr_notifier' was not declared. Should it be static?
net/ipv6/addrconf_core.c:100:5: warning: symbol 'unregister_inet6addr_notifier' was not declared. Should it be static?
net/ipv6/addrconf_core.c:106:5: warning: symbol 'inet6addr_notifier_call_chain' was not declared. Should it be static?
net/ipv6/addrconf_core.c:112:5: warning: symbol 'register_inet6addr_validator_notifier' was not declared. Should it be static?
net/ipv6/addrconf_core.c:118:5: warning: symbol 'unregister_inet6addr_validator_notifier' was not declared. Should it be static?
net/ipv6/addrconf_core.c:125:5: warning: symbol 'inet6addr_validator_notifier_call_chain' was not declared. Should it be static?
net/ipv6/addrconf_core.c:237:6: warning: symbol 'in6_dev_finish_destroy' was not declared. Should it be static?
Signed-off-by: Ben Dooks (Codethink) <[email protected]>
Signed-off-by: Jakub Kicinski <[email protected]>
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