From: "Steven Rostedt (VMware)"
While working on a clean up that would restructure the difference between
architectures that have static calls vs those that do not, I was stumbling
over the "data_args" parameter that includes "__data" in the arguments. The
issue was that one version didn't even
Instead of constructing the FourCC code manually, use the %p4cc printk
modifier to print it. Also leave a message to avoid using this function.
The next step would be to convert the users to use %p4cc directly instead
and removing the function.
Signed-off-by: Sakari Ailus
---
Adding test for perf daemon lock ensuring only
one instance of daemon can run over one base
directory.
Signed-off-by: Jiri Olsa
---
tools/perf/tests/shell/daemon.sh | 38
1 file changed, 38 insertions(+)
diff --git a/tools/perf/tests/shell/daemon.sh
Adding test for perf daemon ping command. The tests
verifies the ping command gets proper answer from
sessions.
Signed-off-by: Jiri Olsa
---
tools/perf/tests/shell/daemon.sh | 40
1 file changed, 40 insertions(+)
diff --git a/tools/perf/tests/shell/daemon.sh
Adding test for daemon reconfiguration. The test changes
the configuration file and checks that the session is
changed properly.
Signed-off-by: Jiri Olsa
---
tools/perf/tests/shell/daemon.sh | 119 +++
1 file changed, 119 insertions(+)
diff --git
Adding test for perf daemon stop command. The test
stops the daemon and verifies all the configured
sessions are properly terminated.
Signed-off-by: Jiri Olsa
---
tools/perf/tests/shell/daemon.sh | 54
1 file changed, 54 insertions(+)
diff --git
Adding test for basic perf daemon listing via the CSV
output mode (-x option).
Checking that configured sessions display expected values.
Signed-off-by: Jiri Olsa
---
tools/perf/tests/shell/daemon.sh | 184 +++
1 file changed, 184 insertions(+)
create mode 100755
Adding test for perf daemon signal command. The test
sends a signal to configured sessions and verifies
the perf data files were generated accordingly.
Signed-off-by: Jiri Olsa
---
tools/perf/tests/shell/daemon.sh | 40
1 file changed, 40 insertions(+)
diff
Hi all,
This set adds support for %p4cc printk modifier for printing V4L2 and DRM
fourcc codes. The codes are cumbersome to print manually and by adding the
modifier, this task is saved from the V4L2 and DRM frameworks as well as
related drivers. DRM actually had it handled in a way (see 3rd
Adding usage examples to the man page.
Signed-off-by: Jiri Olsa
---
tools/perf/Documentation/perf-daemon.txt | 98
1 file changed, 98 insertions(+)
diff --git a/tools/perf/Documentation/perf-daemon.txt
b/tools/perf/Documentation/perf-daemon.txt
index
Display up time for both daemon and sessions.
Example:
# cat ~/.perfconfig
[daemon]
base=/opt/perfdata
[session-cycles]
run = -m 10M -e cycles --overwrite --switch-output -a
[session-sched]
run = -m 20M -e sched:* --overwrite --switch-output -a
Starting the daemon:
# perf
Using 'stop' control command to stop perf record session.
If that fails, falling back to current SIGTERM/SIGKILL pair.
Signed-off-by: Jiri Olsa
---
tools/perf/builtin-daemon.c | 56 ++---
1 file changed, 46 insertions(+), 10 deletions(-)
diff --git
Add a printk modifier %p4cc (for pixel format) for printing V4L2 and DRM
pixel formats denoted by fourccs. The fourcc encoding is the same for both
so the same implementation can be used.
Suggested-by: Mauro Carvalho Chehab
Signed-off-by: Sakari Ailus
Reviewed-by: Petr Mladek
Reviewed-by:
Now that we can print FourCC codes directly using printk, make use of the
feature in V4L2 core.
Signed-off-by: Sakari Ailus
---
drivers/media/v4l2-core/v4l2-ioctl.c | 85 +++-
1 file changed, 21 insertions(+), 64 deletions(-)
diff --git
Adding ping command to verify the perf record session
is up and operational.
It's used in following patches via test code to make
sure perf record is ready to receive signals.
Example:
# cat ~/.perfconfig
[daemon]
base=/opt/perfdata
[session-cycles]
run = -m 10M -e cycles --overwrite
Add 'lock' file under daemon base and flock it, so only one
perf daemon can run on top of it.
Each daemon tries to create and lock BASE/lock file, if it's
successful we are sure we're the only daemon running over
the BASE.
Once daemon is finished, file descriptor to lock file is
closed and lock
Add 'perf daemon stop' command to stop daemon process
and all running sessions.
Example:
# cat ~/.perfconfig
[daemon]
base=/opt/perfdata
[session-cycles]
run = -m 10M -e cycles --overwrite --switch-output -a
[session-sched]
run = -m 20M -e sched:* --overwrite --switch-output -a
Setup control fifos for session and add --control
option to session arguments.
Example:
# cat ~/.perfconfig
[daemon]
base=/opt/perfdata
[session-cycles]
run = -m 10M -e cycles --overwrite --switch-output -a
[session-sched]
run = -m 20M -e sched:* --overwrite --switch-output -a
Allow perf daemon to send SIGUSR2 to all running sessions
or just to a specific session.
Example:
# cat ~/.perfconfig
[daemon]
base=/opt/perfdata
[session-cycles]
run = -m 10M -e cycles --overwrite --switch-output -a
[session-sched]
run = -m 20M -e sched:* --overwrite
Adding list command to display all running sessions.
It's the default command if no other command is specified.
Example:
# cat ~/.perfconfig
[daemon]
base=/opt/perfdata
[session-cycles]
run = -m 10M -e cycles --overwrite --switch-output -a
[session-sched]
run = -m 20M -e sched:*
Using signalfd fd for tracking SIGCHLD signals as
notification for perf session termination.
This way we don't need to actively check for child
status, but we are notified if there's change.
Suggested-by: Alexei Budankov
Signed-off-by: Jiri Olsa
---
tools/perf/builtin-daemon.c | 161
Adding support to configure daemon with config file.
Each client or server invocation of perf daemon needs to know the
base directory, where all sessions data is stored.
The base is defined with:
daemon.base
Base path for daemon data. All sessions data are stored under
this path.
The
Adding support to detect daemon's config file changes
and re-read the configuration when that happens.
Using inotify file descriptor plugged into the main
fdarray object for polling.
Example:
# cat ~/.perfconfig
[daemon]
base=/opt/perfdata
[session-cycles]
run = -m 10M -e cycles
Adding support to put daemon process in the background.
It's now enabled by default and -f option is added to
keep daemon process on the console for debugging.
Signed-off-by: Jiri Olsa
---
tools/perf/Documentation/perf-daemon.txt | 4 ++
tools/perf/builtin-daemon.c | 62
Adding base option allowing user to specify base directory.
It will have precedence over config file base definition
coming in following patches.
Signed-off-by: Jiri Olsa
---
tools/perf/Documentation/perf-daemon.txt | 4
tools/perf/builtin-daemon.c | 11 +++
2 files
Em Sun, Feb 07, 2021 at 04:09:35PM +0800, Jin Yao escreveu:
>
> Signed-off-by: Jin Yao
> ---
> v3:
>Update setup_addrlist:
>1. Add more checks for strtoul (errno, space and etc).
>2. Don't break when detect an invalid address, just save the
> valid address to addr_list.
Adding support for client socket side that will be used
to send commands to daemon server socket.
This patch adds only the core support, all commands using
this functionality are coming in following patches.
Signed-off-by: Jiri Olsa
---
tools/perf/builtin-daemon.c | 135
hi,
we were asked for possibility to be able run record
sessions on background.
This patchset adds support to configure and run record
sessions on background via new 'perf daemon' command.
Please check below the example on usage.
Available also here:
Adding config option and base functionality that takes the option
argument (if specified) and other system config locations and
produces 'acting' config file path.
The actual config file processing is coming in following patches.
Signed-off-by: Jiri Olsa
---
Add support to create server socket that listens for client
commands and process them.
This patch adds only the core support, all commands using
this functionality are coming in following patches.
Signed-off-by: Jiri Olsa
---
tools/perf/builtin-daemon.c | 117
Adding daemon skeleton with minimal base (non) functionality,
covering various setup in start command.
Adding perf-daemon.txt with basic info.
Signed-off-by: Jiri Olsa
---
tools/perf/Build | 1 +
tools/perf/Documentation/perf-daemon.txt | 40 +++
Hi,
On 2/8/21 9:04 PM, Maximilian Luz wrote:
> On 2/8/21 8:55 PM, Hans de Goede wrote:
>> Hi,
>>
>> On 2/8/21 8:35 PM, Maximilian Luz wrote:
>>> The Surface System Aggregator Module (SSAM) subsystem provides various
>>> functionalities, which are separated by spreading them across multiple
>>>
dma_map_sgtable() returns 0 on success, which is the opposite of what this
code was doing.
Fixes: 7cd7edb89437 ("misc: fastrpc: fix common struct sg_table related issues")
Signed-off-by: Jonathan Marek
---
drivers/misc/fastrpc.c | 7 ---
1 file changed, 4 insertions(+), 3 deletions(-)
diff
On 2/8/21 8:55 PM, Hans de Goede wrote:
Hi,
On 2/8/21 8:35 PM, Maximilian Luz wrote:
The Surface System Aggregator Module (SSAM) subsystem provides various
functionalities, which are separated by spreading them across multiple
devices and corresponding drivers. Parts of that functionality /
Hi,
Just a couple of nits below:
On 2/8/21 7:12 AM, Calvin Johnson wrote:
> Introduce ACPI mechanism to get PHYs registered on a MDIO bus and
> provide them to be connected to MAC.
>
> Describe properties "phy-handle" and "phy-mode".
>
> Signed-off-by: Calvin Johnson
> ---
>
On 2/8/21 7:59 AM, Greg Kroah-Hartman wrote:
This is the start of the stable review cycle for the 5.10.15 release.
There are 120 patches in this series, all will be posted as a response
to this one. If anyone has any issues with these being applied, please
let me know.
Responses should be made
On Mon, Feb 8, 2021 at 11:56 AM Josh Poimboeuf wrote:
>
> On Fri, Feb 05, 2021 at 08:24:03AM -0600, Josh Poimboeuf wrote:
> > The ORC unwinder attempts to fall back to frame pointers when ORC data
> > is missing for a given instruction. It sets state->error, but then
> > tries to keep going as a
==
ANNOUNCEMENT AND CALL FOR PARTICIPATION
LINUX SECURITY SUMMIT 2021
27-29 September
On Tue, Feb 09, 2021 at 01:21:16AM +0530, Mukul Mehar wrote:
> >From 29bcaf0066003983da29b1e026b985c0727b091a Mon Sep 17 00:00:00 2001
> From: Mukul Mehar
> Date: Mon, 8 Feb 2021 01:03:06 +0530
> Subject: [PATCH] Drivers: staging: most: sound: Fixed style issue.
>
> This patch fixes a warning,
Hi,
On 2/8/21 8:35 PM, Maximilian Luz wrote:
> The Surface System Aggregator Module (SSAM) subsystem provides various
> functionalities, which are separated by spreading them across multiple
> devices and corresponding drivers. Parts of that functionality / some of
> those devices, however, can
On Fri, Feb 05, 2021 at 08:24:03AM -0600, Josh Poimboeuf wrote:
> The ORC unwinder attempts to fall back to frame pointers when ORC data
> is missing for a given instruction. It sets state->error, but then
> tries to keep going as a best-effort type of thing. That may result in
> further
On Thu, Feb 04, 2021 at 21:16, Jakub Kicinski wrote:
> On Wed, 3 Feb 2021 18:54:56 +0200 Vadym Kochan wrote:
>> From: Serhiy Boiko
>>
>> The following features are supported:
>>
>> - LAG basic operations
>> - create/delete LAG
>> - add/remove a member to LAG
>> -
On Mon, Feb 08, 2021 at 07:28:57PM +0800, Stephen Zhang wrote:
> The default source directory is set equal to build directory which
> specified by "-d".But it is designed to be set to the current working
> directoy by default, as the help messge says.It makes a differece when
> source directory
On 1/23/21 1:31 AM, Miaohe Lin wrote:
> The current implementation of hugetlb_cgroup for shared mappings could have
> different behavior. Consider the following two scenarios:
>
> 1.Assume initial css reference count of hugetlb_cgroup is 1:
> 1.1 Call hugetlb_reserve_pages with from = 1, to =
>From 29bcaf0066003983da29b1e026b985c0727b091a Mon Sep 17 00:00:00 2001
From: Mukul Mehar
Date: Mon, 8 Feb 2021 01:03:06 +0530
Subject: [PATCH] Drivers: staging: most: sound: Fixed style issue.
This patch fixes a warning, of the line ending with a '(',
generated by checkpatch.pl.
This is my
On 08/02/21 20:26, Sean Christopherson wrote:
This can/should also expand the #ifdef to the TDP-only fields in
kvm_mmu_page. I also vote to #ifdef out all of tdp_iter.h, and probably
the TDP-only fields in struct kvm_arch.
Agreed except for tdp_iter.h, I don't see the point since it is not
From: Nuno Das Neves Sent: Friday, November
20, 2020 4:31 PM
>
> Introduce mmap interface for a virtual processor, exposing a page for
> setting and getting common registers while the VP is suspended.
>
> This provides a more performant and convenient way to get and set these
> registers in
On 2/4/2021 1:10 PM, Lee Jones wrote:
> Fixes the following W=1 kernel build warning(s):
>
> drivers/crypto/caam/caamalg_qi2.c:87: warning: Function parameter or member
> 'xts_key_fallback' not described in 'caam_ctx'
> drivers/crypto/caam/caamalg_qi2.c:87: warning: Function parameter or
Add a driver to provide platform profile support on 5th- and later
generation Microsoft Surface devices with a Surface System Aggregator
Module. On those devices, the platform profile can be used to influence
cooling behavior and power consumption.
For example, the default 'quiet' profile limits
From: Nuno Das Neves Sent: Friday, November
20, 2020 4:31 PM
> To: linux-hyp...@vger.kernel.org
> Cc: virtualizat...@lists.linux-foundation.org; linux-kernel@vger.kernel.org;
> Michael Kelley
> ; virem...@linux.microsoft.com; Sunil Muthuswamy
> ; nunodasne...@linux.microsoft.com;
>
On Mon, Feb 08, 2021 at 11:23:18AM -0800, Yu, Yu-cheng wrote:
> exc_general_protection() and do_trap() both call show_signal(), which
> then calls printk_ratelimit().
You could've done some git archeology and could've found
abd4f7505baf ("x86: i386-show-unhandled-signals-v3")
which explains
> On Feb 8, 2021, at 2:34 PM, Trond Myklebust wrote:
>
> On Tue, 2021-01-19 at 20:25 -0500, Sasha Levin wrote:
>> From: Chuck Lever
>>
>> [ Upstream commit 4a85a6a3320b4a622315d2e0ea91a1d2b013bce4 ]
>>
>> Daire Byrne reports a ~50% aggregrate throughput regression on his
>> Linux NFS
On Mon, Feb 8, 2021 at 9:47 PM Andy Shevchenko
wrote:
> On Mon, Feb 8, 2021 at 9:30 PM Rafael J. Wysocki wrote:
> >
> > On Friday, February 5, 2021 12:15:22 PM CET Andy Shevchenko wrote:
> > > On Fri, Feb 5, 2021 at 11:14 AM Andy Shevchenko
> > > wrote:
> > > > On Friday, February 5, 2021,
From: Nuno Das Neves Sent: Friday, November
20, 2020 4:31 PM
>
> Same idea as synic setup in drivers/hv/hv.c:hv_synic_enable_regs()
> and hv_synic_disable_regs().
> Setting up synic registers in both vmbus driver and mshv would clobber
> them, but the vmbus driver will not run in the root
Hi--
On 2/6/21 7:10 PM, shuo.a@intel.com wrote:
> From: Shuo Liu
>
> Add documentation on the following aspects of ACRN:
>
> 1) A brief introduction on the architecture of ACRN.
> 2) I/O request handling in ACRN.
> 3) CPUID functions of ACRN.
> ---
> diff --git
From: Nuno Das Neves Sent: Friday, November
20, 2020 4:30 PM
>
> Introduce ioctls for mapping and unmapping regions of guest memory.
>
> Uses a table of memory 'slots' similar to KVM, but the slot
> number is not visible to userspace.
>
> For now, this simple implementation requires each new
From: Nuno Das Neves Sent: Friday, November
20, 2020 4:30 PM
>
> Add ioctls for getting and setting virtual processor registers.
>
> Co-developed-by: Lillian Grassin-Drake
> Signed-off-by: Lillian Grassin-Drake
> Signed-off-by: Nuno Das Neves
> ---
> Documentation/virt/mshv/api.rst
On Mon, Feb 8, 2021 at 9:30 PM Rafael J. Wysocki wrote:
>
> On Friday, February 5, 2021 12:15:22 PM CET Andy Shevchenko wrote:
> > On Fri, Feb 5, 2021 at 11:14 AM Andy Shevchenko
> > wrote:
> > > On Friday, February 5, 2021, Stephen Rothwell
> > > wrote:
> >
> > >> After merging the pm tree,
On Mon, 8 Feb 2021 at 20:30, Kaneda, Erik wrote:
>
>
>
> > -Original Message-
> > From: Ard Biesheuvel
> > Sent: Monday, February 8, 2021 11:14 AM
> > To: Kaneda, Erik
> > Cc: Rafael J. Wysocki ; Shawn Guo
> > ; Linux ARM > ker...@lists.infradead.org>; ACPI Devel Maling List >
Le 2/2/21 à 3:50 AM, Alex Ghiti a écrit :
Hi,
Le 2/1/21 à 3:00 AM, Alexandre Ghiti a écrit :
Kasan function that populates the shadow regions used to allocate them
page by page and did not take advantage of hugepages, so fix this by
trying to allocate hugepages of 1GB and fallback to 2MB
From: Nuno Das Neves Sent: Friday, November
20, 2020 4:30 PM
>
> Withdraw the memory from a finalized partition and free the pages.
> The partition is now cleaned up correctly when the fd is released.
>
> Co-developed-by: Lillian Grassin-Drake
> Signed-off-by: Lillian Grassin-Drake
>
On 2/4/2021 1:10 PM, Lee Jones wrote:
> Fixes the following W=1 kernel build warning(s):
>
> drivers/crypto/caam/caampkc.c:199: warning: expecting prototype for from a
> given scatterlist(). Prototype was for caam_rsa_count_leading_zeros() instead
>
> Cc: "Horia Geantă"
> Cc: Aymen Sghaier
>
From: Nuno Das Neves Sent: Friday, November
20, 2020 4:30 PM
>
> Reserve ioctl number in userpsace-api/ioctl/ioctl-number.rst
> Introduce MSHV_REQUEST_VERSION ioctl.
> Introduce documentation for /dev/mshv in Documentation/virt/mshv
>
> Signed-off-by: Nuno Das Neves
> ---
>
From: Nuno Das Neves Sent: Friday, November
20, 2020 4:30 PM
>
> Add hypercalls for fully setting up and mostly tearing down a guest
> partition.
> The teardown operation will generate an error as the deposited
> memory has not been withdrawn.
> This is fixed in the next patch.
>
>
On Sun, 7 Feb 2021 13:11:45 -0800 Andrew Morton wrote:
> On Sat, 6 Feb 2021 14:29:24 -0800 Jakub Kicinski wrote:
> > On Fri, 5 Feb 2021 14:35:50 -0800 Andrew Morton wrote:
> > > On Fri, 05 Feb 2021 11:36:30 +1100 NeilBrown wrote:
> > > 1f4aace60b0e ("fs/seq_file.c: simplify seq_file iteration
From: Nuno Das Neves Sent: Friday, November
20, 2020 4:30 PM
>
> This patch series provides a userspace interface for creating and running
> guest
> virtual machines while running on the Microsoft Hypervisor [0].
>
> Since managing guest machines can only be done when Linux is the root
>
On Mon, Feb 08, 2021 at 05:08:04PM +0300, Serge Semin wrote:
Hi Serge
I suggest you split this patchset up. This uses the generic GPIO
framework, which is great. But that also means you should be Cc: the
GPIO subsystem maintainers and list. But you don't want to spam them
with all the
charlcd_write() is invoked as a VFS->write() callback and as such it is
always invoked from preemptible context and may sleep.
charlcd_puts() is invoked from register/unregister callback which is
preemptible. The reboot notifier callback is also invoked from
preemptible context.
Therefore there
Add HID subsystem (TC=0x15) devices. These devices need to be registered
for 7th-generation Surface models. On previous generations, these
devices are either provided as platform devices via ACPI (Surface Laptop
1 and 2) or implemented as standard USB device.
Signed-off-by: Maximilian Luz
---
Add the detachment system (DTX) SSAM device for the Surface Book 3. This
device is accessible under the base (TC=0x11) subsystem.
Signed-off-by: Maximilian Luz
---
drivers/platform/surface/surface_aggregator_registry.c | 7 +++
1 file changed, 7 insertions(+)
diff --git
Add the SSAM platform profile device to the SSAM device registry. This
device is accessible under the thermal subsystem (TC=0x03) and needs to
be registered for all Surface models.
Signed-off-by: Maximilian Luz
---
.../surface/surface_aggregator_registry.c | 15 +++
1 file
The Surface System Aggregator Module (SSAM) subsystem provides various
functionalities, which are separated by spreading them across multiple
devices and corresponding drivers. Parts of that functionality / some of
those devices, however, can (as far as we currently know) not be
auto-detected by
The Surface System Aggregator Module (SSAM) subsystem provides various
functionalities, which are separated by spreading them across multiple
devices and corresponding drivers. Parts of that functionality / some of
those devices, however, can (as far as we currently know) not be
auto-detected by
Add battery subsystem (TC=0x02) devices (battery and AC) to the SSAM
device registry. These devices need to be registered for 7th-generation
Surface models. On 5th- and 6th-generation models, these devices are
handled via the standard ACPI battery/AC interface, which in turn
accesses the same SSAM
The Surface Book 3 has a detachable base part. While the top part
(so-called clipboard) contains the CPU, touchscreen, and primary
battery, the base contains, among other things, a keyboard, touchpad,
and secondary battery.
Those devices do not react well to being accessed when the base part is
[+cc Krzysztof]
>From reading the subject, I thought you were adding a function to
check the return values, i.e., a "checker." But you're really adding
"checks" :)
On Wed, Feb 03, 2021 at 10:58:06PM +0100, Gustavo Pimentel wrote:
> Detected by CoverityScan CID 16555 ("Dereference null return")
The kasan functions that populates the shadow regions used to allocate them
page by page and did not take advantage of hugepages, so fix this by
trying to allocate hugepages of 1GB and fallback to 2MB hugepages or 4K
pages in case it fails.
This reduces the page table memory consumption and
On Tue, 2021-01-19 at 20:25 -0500, Sasha Levin wrote:
> From: Chuck Lever
>
> [ Upstream commit 4a85a6a3320b4a622315d2e0ea91a1d2b013bce4 ]
>
> Daire Byrne reports a ~50% aggregrate throughput regression on his
> Linux NFS server after commit da1661b93bf4 ("SUNRPC: Teach server to
> use
Current population code populates a whole page table without taking care
of what could have been already allocated and without taking into account
possible index in page table, assuming the virtual address to map is always
aligned on the page table size, which, for example, won't be the case when
Currently, when handling the SPMI summary interrupt, the hw_irq
number is calculated based on SID, Peripheral ID, IRQ index and
APID. This is then passed to irq_find_mapping() to see if a
mapping exists for this hw_irq and if available, invoke the
interrupt handler. Since the IRQ index uses an
On Friday, February 5, 2021 12:15:22 PM CET Andy Shevchenko wrote:
> On Fri, Feb 5, 2021 at 11:14 AM Andy Shevchenko
> wrote:
> > On Friday, February 5, 2021, Stephen Rothwell wrote:
>
> >> After merging the pm tree, today's linux-next build (x86_64 allmodconfig)
> >> failed like this:
> >>
> >
Instead of hardcoding memory initialization to 0, use KASAN_SHADOW_INIT.
Signed-off-by: Alexandre Ghiti
---
arch/riscv/mm/kasan_init.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/riscv/mm/kasan_init.c b/arch/riscv/mm/kasan_init.c
index a8a2ffd9114a..7bbe09416a2e
There is no functional change here, only improvement in code readability
by adding comments to explain where the kasan constants come from and by
replacing hardcoded numerical constant by the corresponding define.
Note that the comments come from arm64.
Signed-off-by: Alexandre Ghiti
---
On 2/8/21 4:52 AM, Stephen Rothwell wrote:
> Hi all,
>
> Changes since 20210205:
>
on x86_64:
objtool warnings: (from 3 different randconfig builds)
drivers/input/touchscreen/elants_i2c.o: warning: objtool:
elants_i2c_initialize() falls through to next function elants_i2c_resume()
~
> -Original Message-
> From: Ard Biesheuvel
> Sent: Monday, February 8, 2021 11:14 AM
> To: Kaneda, Erik
> Cc: Rafael J. Wysocki ; Shawn Guo
> ; Linux ARM ker...@lists.infradead.org>; ACPI Devel Maling List a...@vger.kernel.org>; Linux Kernel Mailing List ker...@vger.kernel.org>;
This small series contains some improvements for the riscv KASAN code:
- it brings a better readability of the code (patch 1/2)
- it fixes oversight regarding page table population which I uncovered
while working on my sv48 patchset (patch 3)
- it helps to have better performance by using
Em Mon, Feb 08, 2021 at 06:11:57PM +, Paul Cercueil escreveu:
> ftw() has been obsolete for about 12 years now.
>
> Fixes: bb1c15b60b98 ("perf stat: Support regex pattern in --for-each-cgroup")
> CC: sta...@vger.kernel.org
> Signed-off-by: Paul Cercueil
> ---
>
> Notes:
> NOTE: Not
Quoting JC Kuo (2021-01-19 23:34:02)
> PLLE hardware power sequencer references PEX/SATA UPHY PLL hardware
> power sequencers' output to enable/disable PLLE. PLLE hardware power
> sequencer has to be enabled only after PEX/SATA UPHY PLL's sequencers
> are enabled.
>
> Signed-off-by: JC Kuo
>
Quoting Abel Vesa (2021-01-13 04:53:08)
> Add a section for NXP i.MX clock drivers and list myself
> as the maintainer.
>
> Signed-off-by: Abel Vesa
> ---
Applied to clk-next
Quoting JC Kuo (2021-01-19 23:34:01)
> PLLE has a hardware power sequencer logic which is a state machine
> that can power on/off PLLE without any software intervention. The
> sequencer has two inputs, one from XUSB UPHY PLL and the other from
> SATA UPHY PLL. PLLE provides reference clock to XUSB
On Sat, Feb 06, 2021, Paolo Bonzini wrote:
> The TDP MMU assumes that it can do atomic accesses to 64-bit PTEs.
> Rather than just disabling it, compile it out completely so that it
> is possible to use for example 64-bit xchg.
>
> To limit the number of stubs, wrap all accesses to
On 2/8/2021 10:53 AM, Borislav Petkov wrote:
On Mon, Feb 08, 2021 at 10:50:07AM -0800, Yu, Yu-cheng wrote:
I have not run into the situation. Initially it was there because other
faults have it.
Which other faults?
exc_general_protection() and do_trap() both call show_signal(), which
then
Steven Rostedt (VMware)
Linus,
tracing: Fix output of top level event "enable" file
When writing a tool for enabling events in the tracing system,
an anomaly was discovered. The top level event "enable" file would
never show "1" when all events were enabled. The system and event
"enable" files
On Thu, Jan 28, 2021 at 12:32:18AM +0800, Lai Jiangshan wrote:
> From: Lai Jiangshan
>
> TSS_entry2task_stack is used to refer to tss.sp1 which is stored the value
> of thread.sp0.
"... which is a copy of thread.sp0."
>
> At the code where TSS_entry2task_stack is used in
Quoting Jernej Skrabec (2021-02-08 04:17:48)
> CLK_SET_RATE_PARENT flag is checked on parent clock instead of current
> one. Fix that.
>
> Fixes: 3f790433c3cb ("clk: sunxi-ng: Adjust MP clock parent rate when
> allowed")
> Reviewed-by: Chen-Yu Tsai
> Tested-by: Andre Heider
> Signed-off-by:
>
> Could you describe the problem in more details? I wonder whether we have
> the same thing in CRIU...
>
Sure, basically the issue is that orig_x0 gets recorded at the start of the
syscall entry, but is not otherwise part of the ptrace state. It used
to be primarily used for resetting the
On Mon, Feb 08, 2021 at 11:10:18AM -0800, Luck, Tony wrote:
> > +u32 x86_read_hybrid_type(void)
> > +{
> > + if (cpu_feature_enabled(X86_FEATURE_HYBRID_CPU))
> > + return cpuid_eax(0x001a);
> > +
> > + return 0;
> > +}
>
> Machine check logging will want to include this in
This adds support for the NanoPi R4S from FriendlyArm.
Rockchip RK3399 SoC
1GB DDR3 or 4GB LPDDR4 RAM
Gigabit Ethernet (WAN)
Gigabit Ethernet (PCIe) (LAN)
USB 3.0 Port x 2
MicroSD slot
Reset button
WAN - LAN - SYS LED
[initial DTS file]
Co-developed-by: Jensen Huang
Signed-off-by: Jensen Huang
Add devicetree binding documentation for the FriendlyARM NanoPi R4S.
Signed-off-by: Tianling Shen
---
Documentation/devicetree/bindings/arm/rockchip.yaml | 1 +
1 file changed, 1 insertion(+)
diff --git a/Documentation/devicetree/bindings/arm/rockchip.yaml
Em Mon, Feb 08, 2021 at 07:25:43AM -0800, kan.li...@linux.intel.com escreveu:
> From: Jin Yao
>
> perf-stat has supported some aggregation modes, such as --per-core,
> --per-socket and etc. While for hybrid event, it may only available
> on part of cpus. So for --per-core, we need to filter out
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