The user probably wants to replace the find text, so select the find
text when the find bar is activated. That is fairly standard behaviour
for search text entry. Entering text will replace the current text, but
using edit keys (arrows, home, end etc) cancels the selection and
enables editing.
Sig
Enhance the call tree to display IPC information if it is available.
Signed-off-by: Adrian Hunter
---
.../scripts/python/exported-sql-viewer.py | 69 +++
1 file changed, 56 insertions(+), 13 deletions(-)
diff --git a/tools/perf/scripts/python/exported-sql-viewer.py
b/tools/
Add a parameter to call graph and call tree, to determine whether IPC
information is available.
Signed-off-by: Adrian Hunter
---
.../scripts/python/exported-sql-viewer.py | 73 +++
1 file changed, 41 insertions(+), 32 deletions(-)
diff --git a/tools/perf/scripts/python/expor
Commit 4eb068157121 ("perf script: Make itrace script default to all
calls") does not work because 'use_browser' is being used to determine
whether to default to periodic sampling (i.e. better for perf report).
The result is that nothing but CBR events display for perf script
when no --itrace optio
Fix intel-pt documentation to reflect the change of itrace defaults for
perf script.
Signed-off-by: Adrian Hunter
Fixes: 4eb068157121 ("perf script: Make itrace script default to all calls")
Cc: sta...@vger.kernel.org
---
tools/perf/Documentation/intel-pt.txt | 10 +-
1 file changed, 5 i
Export cycle and instruction counts on samples and calls tables.
Signed-off-by: Adrian Hunter
---
tools/perf/scripts/python/export-to-sqlite.py | 36 ---
1 file changed, 24 insertions(+), 12 deletions(-)
diff --git a/tools/perf/scripts/python/export-to-sqlite.py
b/tools/perf/sc
Add field 'ipc' to display instructions-per-cycle.
Example:
perf record -e intel_pt/cyc/u ls
perf script --insn-trace --xed -F+ipc,-dso,-cpu,-tid
ls 2670177.697113434: 7f0dfdbcd090 _start+0x0 mov %rsp, %rdi IPC:
0.00 (1/877)
ls 2670177.697113434: 7f0dfdbcd093 _start+0x3 call
Export cycle and instruction counts on samples and call-returns.
Signed-off-by: Adrian Hunter
---
tools/perf/util/scripting-engines/trace-event-python.c | 8 ++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/tools/perf/util/scripting-engines/trace-event-python.c
b/tools/per
In preparation for using MTC packets to count cycles, record whether
decoding is between a PSB and PSBEND packets.
Signed-off-by: Adrian Hunter
---
.../util/intel-pt-decoder/intel-pt-decoder.c | 41 ++-
1 file changed, 31 insertions(+), 10 deletions(-)
diff --git a/tools/perf/u
Cycle and instruction counts are added to the stack. The IPC of a function
and all functions it calls, is also recorded.
Signed-off-by: Adrian Hunter
---
tools/perf/util/thread-stack.c | 14 ++
tools/perf/util/thread-stack.h | 4
2 files changed, 18 insertions(+)
diff --git a/
Hi Maxime,
On Mon, May 20, 2019 at 01:10:49PM +0200, Maxime Ripard wrote:
> Hi Ondřej,
>
> On Sun, May 19, 2019 at 03:54:22PM +0200, Ondřej Jirman wrote:
> > On Tue, Apr 09, 2019 at 04:52:25PM +0200, Maxime Ripard wrote:
> > > On Tue, Apr 09, 2019 at 04:40:40PM +0800, Chen-Yu Tsai wrote:
> > > >
Add brief documentation about instructions-per-cycle (IPC) information
derived from Intel PT.
Signed-off-by: Adrian Hunter
---
tools/perf/Documentation/intel-pt.txt | 30 +++
1 file changed, 30 insertions(+)
diff --git a/tools/perf/Documentation/intel-pt.txt
b/tools/per
Add brief documentation to explain how the database export maintains
backward and forward compatibility.
Signed-off-by: Adrian Hunter
---
tools/perf/Documentation/db-export.txt | 41 ++
1 file changed, 41 insertions(+)
create mode 100644 tools/perf/Documentation/db-expor
In preparation for providing instructions-per-cycle (IPC) information,
accumulate cycle count from CYC packets.
Although CYC packets are optional (requires config term 'cyc' to enable
cycle-accurate mode when recording), the simplest way to count cycles is
with CYC packets. The first complication
Commit 4eb068157121 ("perf script: Make itrace script default to all
calls") does not work for the case when '--itrace' only is used, because
default_no_sample is not being passed.
Example:
Before:
$ perf record -e intel_pt/cyc/u ls
$ perf script --itrace > cmp1.txt
$ perf script --itrace
To eliminate some duplication and make the code more understandable, factor
out intel_pt_update_sample_time.
Signed-off-by: Adrian Hunter
---
.../util/intel-pt-decoder/intel-pt-decoder.c | 18 ++
1 file changed, 10 insertions(+), 8 deletions(-)
diff --git a/tools/perf/util/int
On Mon, 20 May 2019 at 18:34, Paolo Bonzini wrote:
>
> On 17/05/19 10:49, Wanpeng Li wrote:
> > MSR IA32_MSIC_ENABLE bit 18, according to SDM:
> >
> > | When this bit is set to 0, the MONITOR feature flag is not set
> > (CPUID.01H:ECX[bit 3] = 0).
> > | This indicates that MONITOR/MWAIT are not s
On 20/05/19 13:36, Wanpeng Li wrote:
>> Hmm, yeah, that makes sense. The location of the tracepoint is a bit
>> weird, but I guess we can add a comment in the code.
> Do you need me to post a new patchset? :)
No problem. The final patch that I committed is this:
diff --git a/arch/x86/kvm/lapic.
On Thu, May 16, 2019 at 05:26:15PM -0700, Andy Lutomirski wrote:
> Is userspace actually requred to mmap() the enclave prior to EADDing things?
Nope, not since v20. Here is what I wrote about API to the kernel
documentation:
"The enclave life-cycle starts by opening `/dev/sgx/enclave`. After this
On Fri, May 17, 2019 at 08:41:28AM -0700, Sean Christopherson wrote:
> It was a requirement prior to the API rework in v20, i.e. unless someone
> was really quick on the draw after the v20 update all existing userspace
> implementations mmap() the enclave before ECREATE. Requiring a valid
> encla
On 20.05.19 12:47, Nicolas Saenz Julienne wrote:
> Raspberry Pi's firmware is responsible for updating the cpu clocks and
> pll. This makes sure we get the right rates anytime.
>
> Signed-off-by: Nicolas Saenz Julienne
Acked-by: Stefan Wahren
On 20/05/19 13:30, Thomas Huth wrote:
>> No objections at all, though it would be like to have ucall plumbed in
>> from the beginning.
> I'm still looking at the ucall interface ... what I don't quite get yet
> is the question why the ucall_type there is selectable during runtime?
>
> Are there pl
> void __init parse_dtb(unsigned int hartid, void *dtb)
> {
> - if (early_init_dt_scan(__va(dtb)))
> + dtb = (void *)fix_to_virt(FIX_FDT) + ((uintptr_t)dtb & ~PAGE_MASK);
> + if (early_init_dt_scan(dtb))
FYI, parse_dtb in mainline now lost the hartid argument and takes a
phys_addr_t
On 20.05.19 12:47, Nicolas Saenz Julienne wrote:
> This divisor is controlled by the firmware, we don't want the clock
> subsystem to update it inadvertently.
>
> Signed-off-by: Nicolas Saenz Julienne
Acked-by: Stefan Wahren
On Mon, 20 May 2019 at 19:41, Paolo Bonzini wrote:
>
> On 20/05/19 13:36, Wanpeng Li wrote:
> >> Hmm, yeah, that makes sense. The location of the tracepoint is a bit
> >> weird, but I guess we can add a comment in the code.
> > Do you need me to post a new patchset? :)
>
> No problem. The final
On Fri, May 17, 2019 at 10:26:29AM +0100, Fabrizio Castro wrote:
> This patch adds board HiHope RZ/G2M (the main board, powered by
> the R8A774A1) and board HiHope RZ/G2 EX (the expansion board
> that sits on top of the HiHope RZ/G2M). Both boards are made
> by Jiangsu HopeRun Software Co., Ltd. (a
On Fri, May 17, 2019 at 08:38:14AM -0500, Rob Herring wrote:
> On Fri, May 17, 2019 at 4:27 AM Fabrizio Castro
> wrote:
> >
> > Add "Jiangsu HopeRun Software Co., Ltd." to the list of devicetree
> > vendor prefixes as "hoperun".
> >
> > Website: http://www.hoperun.com/en
> >
> > Signed-off-by: Fab
On Sun, May 12, 2019 at 04:27:45AM -0400, Justin Piszcz wrote:
> Hello,
>
> I've turned off zram/zswap and I am still seeing the following during
> periods of heavy I/O, I am returning to 5.0.xx in the meantime.
>
> Kernel: 5.1.1
> Arch: x86_64
> Dist: Debian x86_64
>
> [29967.019411] BUG: unabl
On 2019/5/20 18:54, John Garry wrote:
On 18/05/2019 10:40, Jason Yan wrote:
Since we are processing events synchronously now, the second call of
sas_ex_join_wide_port() in sas_ex_discover_dev() is not needed. There
will be no races with other works in disco workqueue. So remove the
second sas
Hi Nicolas,
the following comments applies only in case Eric is fine with the whole
approach.
On 20.05.19 12:47, Nicolas Saenz Julienne wrote:
> Raspberry Pi's firmware, which runs in a dedicated processor, keeps
maybe we should clarify that the firmware is running in the VPU
> track of the board
On 2019-05-19 05:22, Weitao Hou wrote:
fix lengh to length
Signed-off-by: Weitao Hou
---
drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
Please use:
git log --oneline drivers/net/wireless/broadcom/brcm80211/brcmfmac/
to see how pa
On 20.05.19 14:11, Stefan Wahren wrote:
>
> Please verify that the kernel still works (and this clock driver probe)
> under the following conditions:
>
> - CONFIG_RASPBERRYPI_FIRMWARE=n
> - CONFIG_RASPBERRYPI_FIRMWARE=m
> - older DTBs without patch #1
Sorry, i meant patch #4
Hi Jeff,
Jeff Kletsky wrote on Sun, 19 May 2019 13:27:58
-0700:
> On 5/14/19 11:49 PM, Schrempf Frieder wrote:
>
> > On 15.05.19 08:17, Marek Vasut wrote:
> >> On 5/14/19 11:53 PM, Jeff Kletsky wrote:
> >>> From: Jeff Kletsky
> >> That #define in $subject is called a macro.
> >>
> >> See
From: Wenwen Wang
commit cb5173594d50c72b7bfa14113dfc5084b4d2f726 upstream.
In parse_audio_selector_unit(), the string array 'namelist' is allocated
through kmalloc_array(), and each string pointer in this array, i.e.,
'namelist[]', is allocated through kmalloc() in the following for loop.
Then,
From: Hui Wang
commit 8c2e6728c2bf95765b724e07d0278ae97cd1ee0d upstream.
The driver will check the monitor presence when resuming from suspend,
starting poll or interrupt triggers. In these 3 situations, the
jack_dirty will be set to 1 first, then the hda_jack.c reads the
pin_sense from register
From: Eric Biggers
commit 307508d1072979f4435416f87936f87eaeb82054 upstream.
The ->digest() method of crct10dif-generic reads the current CRC value
from the shash_desc context. But this value is uninitialized, causing
crypto_shash_digest() to compute the wrong result. Fix it.
Probably this wa
From: Eric Biggers
commit 5e27f38f1f3f45a0c938299c3a34a2d2db77165a upstream.
If the rfc7539 template is instantiated with specific implementations,
e.g. "rfc7539(chacha20-generic,poly1305-generic)" rather than
"rfc7539(chacha20,poly1305)", then the implementation names end up
included in the ins
From: Andy Lutomirski
commit 88640e1dcd089879530a49a8d212d1814678dfe7 upstream.
The double fault ESPFIX path doesn't return to user mode at all --
it returns back to the kernel by simulating a #GP fault.
prepare_exit_to_usermode() will run on the way out of
general_protection before running user
From: Eric Biggers
commit dec3d0b1071a0f3194e66a83d26ecf4aa8c5910e upstream.
The ->digest() method of crct10dif-pclmul reads the current CRC value
from the shash_desc context. But this value is uninitialized, causing
crypto_shash_digest() to compute the wrong result. Fix it.
Probably this was
From: Daniel Axtens
commit dcf7b48212c0fab7df69e84fab22d6cb7c8c0fb9 upstream.
The original assembly imported from OpenSSL has two copy-paste
errors in handling CTR mode. When dealing with a 2 or 3 block tail,
the code branches to the CBC decryption exit path, rather than to
the CTR exit path.
T
[ Upstream commit 05f151a73ec2b23ffbff706e5203e729a995cdc2 ]
When a device is created in new_pcichild_device(), hpdev->refs is set
to 2 (i.e. the initial value of 1 plus the get_pcichild()).
When we hot remove the device from the host, in a Linux VM we first call
hv_pci_eject_device(), which incr
[ Upstream commit 78ed8cc25986ac5c21762eeddc1e86e94d422e36 ]
First example of a layer splitting the list (rather than merely taking
individual packets off it).
Involves new list.h function, list_cut_before(), like list_cut_position()
but cuts on the other side of the given entry.
Signed-off-by:
From: Jean-Philippe Brucker
commit 6fda41bf12615ee7c3ddac88155099b1a8cf8d00 upstream.
Some firmwares may reboot CPUs with OS Double Lock set. Make sure that
it is unlocked, in order to use debug exceptions.
Cc:
Signed-off-by: Jean-Philippe Brucker
Signed-off-by: Will Deacon
Signed-off-by: Gr
From: Peter Zijlstra
commit 6690e86be83ac75832e461c141055b5d601c0a6d upstream.
Effectively reverts commit:
2c7577a75837 ("sched/x86_64: Don't save flags on context switch")
Specifically because SMAP uses FLAGS.AC which invalidates the claim
that the kernel has clean flags.
In particular; wh
From: Andy Lutomirski
commit 9d8d0294e78a164d407133dea05caf4b84247d6a upstream.
On x86_64, all returns to usermode go through
prepare_exit_to_usermode(), with the sole exception of do_nmi().
This even includes machine checks -- this was added several years
ago to support MCE recovery. Update th
From: Kailang Yang
commit 607ca3bd220f4022e6f5356026b19dafc363863a upstream.
Let EAPD turn on after set pin output.
[ NOTE: This change is supposed to reduce the possible click noises at
(runtime) PM resume. The functionality should be same (i.e. the
verbs are executed correctly) no matter
From: Josh Poimboeuf
commit e6f393bc939d566ce3def71232d8013de9aaadde upstream.
When a function falls through to the next function due to a compiler
bug, objtool prints some obscure warnings. For example:
drivers/regulator/core.o: warning: objtool: regulator_count_voltages()+0x95:
return wit
From: Filipe Manana
commit bfc61c36260ca990937539cd648ede3cd749bc10 upstream.
When finding out which inodes have references on a particular extent, done
by backref.c:iterate_extent_inodes(), from the BTRFS_IOC_LOGICAL_INO (both
v1 and v2) ioctl and from scrub we use the transaction join API to g
From: Gustavo A. R. Silva
commit c3422ad5f84a66739ec6a37251ca27638c85b6be upstream.
Currently there is no check on platform_get_irq() return value
in case it fails, hence never actually reporting any errors and
causing unexpected behavior when using such value as argument
for function regmap_irq
From: Wei Yongjun
commit 9b40f79c08e81234d759f188b233980d7e81df6c upstream.
Fix to return error code -EINVAL from the invalid alg ivsize error
handling case instead of 0, as done elsewhere in this function.
Signed-off-by: Wei Yongjun
Signed-off-by: Herbert Xu
Signed-off-by: Greg Kroah-Hartman
From: Curtis Malainey
commit a46eb523220e242affb9a6bc9bb8efc05f4f7459 upstream.
The current algorithm allows 3 types of transfers, 16bit, 32bit and
burst. According to Realtek, 16bit transfers have a special restriction
in that it is restricted to the memory region of
0x1802 ~ 0x18021000. Th
From: Kamlakant Patel
commit 55be8658c7e2feb11a5b5b33ee031791dbd23a69 upstream.
According to ipmi spec, block number is a number that is incremented,
starting with 0, for each new block of message data returned using the
middle transaction.
Here, the 'blocknum' is data[0] which always starts fr
From: Coly Li
commit 1bee2addc0c8470c8aaa65ef0599eeae96dd88bc upstream.
In journal_reclaim() ja->cur_idx of each cache will be update to
reclaim available journal buckets. Variable 'int n' is used to count how
many cache is successfully reclaimed, then n is set to c->journal.key
by SET_KEY_PTRS(
From: Vincenzo Frascino
commit d263119387de9975d2acba1dfd3392f7c5979c18 upstream.
Currently, compat tasks running on arm64 can allocate memory up to
TASK_SIZE_32 (UL(0x1)).
This means that mmap() allocations, if we treat them as returning an
array, are not compliant with the sections 6.
From: Kirill Tkhai
commit 310a997fd74de778b9a4848a64be9cda9f18764a upstream.
It is never possible, that number of block groups decreases,
since only online grow is supported.
But after a growing occured, we have to zero inode tables
for just created new block groups.
Fixes: 19c5246d2516 ("ext4
From: Sylwester Nawrocki
commit 9b23e1a3e8fde76e8cc0e366ab1ed4ffb4440feb upstream.
The name of CODEC input widget to which microphone is connected through
the "Headphone" jack is "IN12" not "IN1". This fixes microphone support
on Odroid XU3.
Cc: # v4.14+
Signed-off-by: Sylwester Nawrocki
Sign
From: Shuning Zhang
commit e091eab028f9253eac5c04f9141bbc9d170acab3 upstream.
In some cases, ocfs2_iget() reads the data of inode, which has been
deleted for some reason. That will make the system panic. So We should
judge whether this inode has been deleted, and tell the caller that the
inode
From: Jiufei Xue
commit 742b06b5628f2cd23cb51a034cb54dc33c6162c5 upstream.
We hit a BUG at fs/buffer.c:3057 if we detached the nbd device
before unmounting ext4 filesystem.
The typical chain of events leading to the BUG:
jbd2_write_superblock
submit_bh
submit_bh_wbc
BUG_ON(!buffer_m
From: Sean Christopherson
commit 11988499e62b310f3bf6f6d0a807a06d3f9ccc96 upstream.
KVM allows userspace to violate consistency checks related to the
guest's CPUID model to some degree. Generally speaking, userspace has
carte blanche when it comes to guest state so long as jamming invalid
state
From: Debabrata Banerjee
commit 50b29d8f033a7c88c5bc011abc2068b1691ab755 upstream.
Instead of removing EXT4_MOUNT_JOURNAL_CHECKSUM from s_def_mount_opt as
I assume was intended, all other options were blown away leading to
_ext4_show_options() output being incorrect.
Fixes: 1e381f60dad9 ("ext4:
From: Lukas Czerner
commit 57a0da28ced8707cb9f79f071a016b9d005caf5a upstream.
Unaligned AIO must be serialized because the zeroing of partial blocks
of unaligned AIO can result in data corruption in case it's overlapping
another in flight IO.
Currently we wait for all unwritten extents before w
From: Wen Yang
commit 629266bf7229cd6a550075f5961f95607b823b59 upstream.
The call to of_get_next_child returns a node pointer with refcount
incremented thus it must be explicitly decremented after the last
usage.
Detected by coccinelle with warnings like:
arch/arm/mach-exynos/firmware.c:201
From: Eric Biggers
commit 767f015ea0b7ab9d60432ff6cd06b664fd71f50f upstream.
If the user-provided IV needs to be aligned to the algorithm's
alignmask, then skcipher_walk_virt() copies the IV into a new aligned
buffer walk.iv. But skcipher_walk_virt() can fail afterwards, and then
if the caller
From: Jiufei Xue
commit ec084de929e419e51bcdafaafe567d9e7d0273b7 upstream.
synchronize_rcu() didn't wait for call_rcu() callbacks, so inode wb
switch may not go to the workqueue after synchronize_rcu(). Thus
previous scheduled switches was not finished even flushing the
workqueue, which will ca
From: Eric Biggers
commit f699594d436960160f6d5ba84ed4a222f20d11cd upstream.
GCM instances can be created by either the "gcm" template, which only
allows choosing the block cipher, e.g. "gcm(aes)"; or by "gcm_base",
which allows choosing the ctr and ghash implementations, e.g.
"gcm_base(ctr(aes-
[ Upstream commit 78ed8cc25986ac5c21762eeddc1e86e94d422e36 ]
First example of a layer splitting the list (rather than merely taking
individual packets off it).
Involves new list.h function, list_cut_before(), like list_cut_position()
but cuts on the other side of the given entry.
Signed-off-by:
From: Jiri Kosina
commit 134fca9063ad4851de767d1768180e5dede9a881 upstream.
The semantics of what mincore() considers to be resident is not
completely clear, but Linux has always (since 2.3.52, which is when
mincore() was initially done) treated it as "page is available in page
cache".
That's p
From: Steve Twiss
commit 6b4814a9451add06d457e198be418bf6a3e6a990 upstream.
Mismatch between what is found in the Datasheets for DA9063 and DA9063L
provided by Dialog Semiconductor, and the register names provided in the
MFD registers file. The changes are for the OTP (one-time-programming)
cont
From: Tejun Heo
commit 7fc5854f8c6efae9e7624970ab49a1eac2faefb1 upstream.
sync_inodes_sb() can race against cgwb (cgroup writeback) membership
switches and fail to writeback some inodes. For example, if an inode
switches to another wb while sync_inodes_sb() is in progress, the new
wb might not
From: Dmitry Osipenko
commit ea611d1cc180fbb56982c83cd5142a2b34881f5c upstream.
The FPS_PERIOD_MAX_US definitions are swapped for MAX20024 and MAX77620,
fix it.
Cc: stable
Signed-off-by: Dmitry Osipenko
Signed-off-by: Lee Jones
Signed-off-by: Greg Kroah-Hartman
---
include/linux/mfd/max77
From: Michał Wadowski
commit 56df90b631fc027fe28b70d41352d820797239bb upstream.
Add patch for realtek codec in Lenovo B50-70 that fixes inverted
internal microphone channel.
Device IdeaPad Y410P has the same PCI SSID as Lenovo B50-70,
but first one is about fix the noise and it didn't seem help
From: Sergei Trofimovich
commit 46ca3f735f345c9d87383dd3a09fa5d43870770e upstream.
The bug manifests as an attempt to access deallocated memory:
BUG: unable to handle kernel paging request at 9c8735448000
#PF error: [PROT] [WRITE]
PGD 288a05067 P4D 288a05067 PUD 288a07067 PMD 7f
From: Eric Biggers
commit edaf28e996af69222b2cb40455dbb5459c2b875a upstream.
If the user-provided IV needs to be aligned to the algorithm's
alignmask, then skcipher_walk_virt() copies the IV into a new aligned
buffer walk.iv. But skcipher_walk_virt() can fail afterwards, and then
if the caller
[ Upstream commit a9e9bcb45b1525ba7aea26ed9441e8632aeeda58 ]
During my rwsem testing, it was found that after a down_read(), the
reader count may occasionally become 0 or even negative. Consequently,
a writer may steal the lock at that time and execute with the reader
in parallel thus breaking the
From: Josh Poimboeuf
commit e6f393bc939d566ce3def71232d8013de9aaadde upstream.
When a function falls through to the next function due to a compiler
bug, objtool prints some obscure warnings. For example:
drivers/regulator/core.o: warning: objtool: regulator_count_voltages()+0x95:
return wit
From: Andy Lutomirski
commit 9d8d0294e78a164d407133dea05caf4b84247d6a upstream.
On x86_64, all returns to usermode go through
prepare_exit_to_usermode(), with the sole exception of do_nmi().
This even includes machine checks -- this was added several years
ago to support MCE recovery. Update th
From: Jon Hunter
commit ecb2795c08bc825ebd604997e5be440b060c5b18 upstream.
The max98090 driver defines 3 DAPM muxes; one for the right line output
(LINMOD Mux), one for the left headphone mixer source (MIXHPLSEL Mux)
and one for the right headphone mixer source (MIXHPRSEL Mux). The same
bit is u
From: Hui Wang
commit 7f641e26a6df9269cb25dd7a4b0a91d6586ed441 upstream.
On the machines with AMD GPU or Nvidia GPU, we often meet this issue:
after s3, there are 4 HDMI/DP audio devices in the gnome-sound-setting
even there is no any monitors plugged.
When this problem happens, we check the /p
From: Wenwen Wang
commit cb5173594d50c72b7bfa14113dfc5084b4d2f726 upstream.
In parse_audio_selector_unit(), the string array 'namelist' is allocated
through kmalloc_array(), and each string pointer in this array, i.e.,
'namelist[]', is allocated through kmalloc() in the following for loop.
Then,
From: Kailang Yang
commit 607ca3bd220f4022e6f5356026b19dafc363863a upstream.
Let EAPD turn on after set pin output.
[ NOTE: This change is supposed to reduce the possible click noises at
(runtime) PM resume. The functionality should be same (i.e. the
verbs are executed correctly) no matter
From: Jean-Philippe Brucker
commit 827a108e354db633698f0b4a10c1ffd2b1f8d1d0 upstream.
When the CPU comes out of suspend, the firmware may have modified the OS
Double Lock Register. Save it in an unused slot of cpu_suspend_ctx, and
restore it on resume.
Cc:
Signed-off-by: Jean-Philippe Brucker
From: Daniel Borkmann
commit 8968c67a82ab7501bc3b9439c3624a49b42fe54c upstream.
Prefetch-with-intent-to-write is currently part of the XADD mapping in
the AArch64 JIT and follows the kernel's implementation of atomic_add.
This may interfere with other threads executing the LDXR/STXR loop,
leadin
From: Pan Bian
commit 8c380ab4b7b59c0c602743810be1b712514eaebc upstream.
The reference to iloc.bh has been dropped in ext4_mark_iloc_dirty.
However, the reference is dropped again if error occurs during
ext4_handle_dirty_metadata, which may result in use-after-free bugs.
Fixes: fb265c9cb49e("ex
From: Jan Kara
commit 31562b954b60f02acb91b7349dc6432d3f8c3c5f upstream.
The sanity check in mb_find_extent() only checked that returned extent
does not extend past blocksize * 8, however it should not extend past
EXT4_CLUSTERS_PER_GROUP(sb). This can happen when clusters_per_group <
blocksize *
From: Filipe Manana
commit 03628cdbc64db6262e50d0357960a4e9562676a1 upstream.
During fiemap, for regular extents (non inline) we need to check if they
are shared and if they are, set the shared bit. Checking if an extent is
shared requires checking the delayed references of the currently running
From: Filipe Manana
commit bfc61c36260ca990937539cd648ede3cd749bc10 upstream.
When finding out which inodes have references on a particular extent, done
by backref.c:iterate_extent_inodes(), from the BTRFS_IOC_LOGICAL_INO (both
v1 and v2) ioctl and from scrub we use the transaction join API to g
From: Jiufei Xue
commit 742b06b5628f2cd23cb51a034cb54dc33c6162c5 upstream.
We hit a BUG at fs/buffer.c:3057 if we detached the nbd device
before unmounting ext4 filesystem.
The typical chain of events leading to the BUG:
jbd2_write_superblock
submit_bh
submit_bh_wbc
BUG_ON(!buffer_m
From: Kamlakant Patel
commit 55be8658c7e2feb11a5b5b33ee031791dbd23a69 upstream.
According to ipmi spec, block number is a number that is incremented,
starting with 0, for each new block of message data returned using the
middle transaction.
Here, the 'blocknum' is data[0] which always starts fr
From: Eric Biggers
commit 5e27f38f1f3f45a0c938299c3a34a2d2db77165a upstream.
If the rfc7539 template is instantiated with specific implementations,
e.g. "rfc7539(chacha20-generic,poly1305-generic)" rather than
"rfc7539(chacha20,poly1305)", then the implementation names end up
included in the ins
On Mon, May 20, 2019 at 7:56 AM Mel Gorman wrote:
>
> On Sun, May 12, 2019 at 04:27:45AM -0400, Justin Piszcz wrote:
> > Hello,
> >
> > I've turned off zram/zswap and I am still seeing the following during
> > periods of heavy I/O, I am returning to 5.0.xx in the meantime.
> >
> > Kernel: 5.1.1
>
From: Eric Biggers
commit edaf28e996af69222b2cb40455dbb5459c2b875a upstream.
If the user-provided IV needs to be aligned to the algorithm's
alignmask, then skcipher_walk_virt() copies the IV into a new aligned
buffer walk.iv. But skcipher_walk_virt() can fail afterwards, and then
if the caller
From: Eric Biggers
commit f699594d436960160f6d5ba84ed4a222f20d11cd upstream.
GCM instances can be created by either the "gcm" template, which only
allows choosing the block cipher, e.g. "gcm(aes)"; or by "gcm_base",
which allows choosing the ctr and ghash implementations, e.g.
"gcm_base(ctr(aes-
From: Debabrata Banerjee
commit 50b29d8f033a7c88c5bc011abc2068b1691ab755 upstream.
Instead of removing EXT4_MOUNT_JOURNAL_CHECKSUM from s_def_mount_opt as
I assume was intended, all other options were blown away leading to
_ext4_show_options() output being incorrect.
Fixes: 1e381f60dad9 ("ext4:
From: Sriram Rajagopalan
commit 592acbf16821288ecdc4192c47e3774a4c48bb64 upstream.
This commit zeroes out the unused memory region in the buffer_head
corresponding to the extent metablock after writing the extent header
and the corresponding extent node entries.
This is done to prevent random u
From: Kirill Tkhai
commit 310a997fd74de778b9a4848a64be9cda9f18764a upstream.
It is never possible, that number of block groups decreases,
since only online grow is supported.
But after a growing occured, we have to zero inode tables
for just created new block groups.
Fixes: 19c5246d2516 ("ext4
From: Greg Kroah-Hartman
When commit e9919a24d302 ("fib_rules: return 0 directly if an exactly
same rule exists when NLM_F_EXCL not supplied") was backported to 4.9.y,
it changed the logic a bit as err should have been reset before exiting
the test, like it happens in the original logic.
If this
From: Coly Li
commit 1bee2addc0c8470c8aaa65ef0599eeae96dd88bc upstream.
In journal_reclaim() ja->cur_idx of each cache will be update to
reclaim available journal buckets. Variable 'int n' is used to count how
many cache is successfully reclaimed, then n is set to c->journal.key
by SET_KEY_PTRS(
From: Vincenzo Frascino
commit d263119387de9975d2acba1dfd3392f7c5979c18 upstream.
Currently, compat tasks running on arm64 can allocate memory up to
TASK_SIZE_32 (UL(0x1)).
This means that mmap() allocations, if we treat them as returning an
array, are not compliant with the sections 6.
From: Eric Biggers
commit 6a1faa4a43f5fabf9cbeaa742d916e7b5e73120f upstream.
CCM instances can be created by either the "ccm" template, which only
allows choosing the block cipher, e.g. "ccm(aes)"; or by "ccm_base",
which allows choosing the ctr and cbcmac implementations, e.g.
"ccm_base(ctr(aes
From: Daniel Axtens
commit dcf7b48212c0fab7df69e84fab22d6cb7c8c0fb9 upstream.
The original assembly imported from OpenSSL has two copy-paste
errors in handling CTR mode. When dealing with a 2 or 3 block tail,
the code branches to the CBC decryption exit path, rather than to
the CTR exit path.
T
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