similar to: [PULL] virtio, vhost: fixes, features, performance

Displaying 20 results from an estimated 900 matches similar to: "[PULL] virtio, vhost: fixes, features, performance"

2020 May 18
2
[PATCH] x86: mmiotrace: Use cpumask_available for cpumask_var_t variables
On Mon, May 18, 2020 at 2:31 AM Nathan Chancellor <natechancellor at gmail.com> wrote: > > On Wed, Apr 08, 2020 at 01:53:23PM -0700, Nathan Chancellor wrote: > > When building with Clang + -Wtautological-compare and > > CONFIG_CPUMASK_OFFSTACK unset: > > > > arch/x86/mm/mmio-mod.c:375:6: warning: comparison of array 'downed_cpus' > > equal to a
2020 May 18
0
[PATCH] x86: mmiotrace: Use cpumask_available for cpumask_var_t variables
On Mon, 18 May 2020 11:52:47 -0700 Nick Desaulniers <ndesaulniers at google.com> wrote: > On Mon, May 18, 2020 at 2:31 AM Nathan Chancellor > <natechancellor at gmail.com> wrote: > > > > On Wed, Apr 08, 2020 at 01:53:23PM -0700, Nathan Chancellor wrote: > > > When building with Clang + -Wtautological-compare and > > > CONFIG_CPUMASK_OFFSTACK
2020 Apr 15
0
[PATCH] x86: mmiotrace: Use cpumask_available for cpumask_var_t variables
On Wed, 8 Apr 2020 13:53:23 -0700 Nathan Chancellor <natechancellor at gmail.com> wrote: > When building with Clang + -Wtautological-compare and > CONFIG_CPUMASK_OFFSTACK unset: > > arch/x86/mm/mmio-mod.c:375:6: warning: comparison of array 'downed_cpus' > equal to a null pointer is always false [-Wtautological-pointer-compare] > if (downed_cpus == NULL
2020 Apr 08
0
[PATCH] x86: mmiotrace: Use cpumask_available for cpumask_var_t variables
On Wed, Apr 8, 2020 at 10:53 PM Nathan Chancellor <natechancellor at gmail.com> wrote: > > When building with Clang + -Wtautological-compare and > CONFIG_CPUMASK_OFFSTACK unset: > Hi Nathan, thanks for the quick patch. I can confirm I have no CONFIG_CPUMASK_OFFSTACK set. Regards, - Sedat - > arch/x86/mm/mmio-mod.c:375:6: warning: comparison of array 'downed_cpus'
2020 Apr 08
1
[PATCH] x86: mmiotrace: Use cpumask_available for cpumask_var_t variables
On Wed, Apr 8, 2020 at 11:12 PM Sedat Dilek <sedat.dilek at gmail.com> wrote: > > On Wed, Apr 8, 2020 at 10:53 PM Nathan Chancellor > <natechancellor at gmail.com> wrote: > > > > When building with Clang + -Wtautological-compare and > > CONFIG_CPUMASK_OFFSTACK unset: > > > > Hi Nathan, > > thanks for the quick patch. > > I can confirm
2020 Feb 16
3
[PATCH] virtio_balloon: Adjust label in virtballoon_probe
Clang warns when CONFIG_BALLOON_COMPACTION is unset: ../drivers/virtio/virtio_balloon.c:963:1: warning: unused label 'out_del_vqs' [-Wunused-label] out_del_vqs: ^~~~~~~~~~~~ 1 warning generated. Move the label within the preprocessor block since it is only used when CONFIG_BALLOON_COMPACTION is set. Fixes: 1ad6f58ea936 ("virtio_balloon: Fix memory leaks on errors in
2020 Feb 16
3
[PATCH] virtio_balloon: Adjust label in virtballoon_probe
Clang warns when CONFIG_BALLOON_COMPACTION is unset: ../drivers/virtio/virtio_balloon.c:963:1: warning: unused label 'out_del_vqs' [-Wunused-label] out_del_vqs: ^~~~~~~~~~~~ 1 warning generated. Move the label within the preprocessor block since it is only used when CONFIG_BALLOON_COMPACTION is set. Fixes: 1ad6f58ea936 ("virtio_balloon: Fix memory leaks on errors in
2020 Feb 16
1
[PATCH] virtio_balloon: Adjust label in virtballoon_probe
On Sun, Feb 16, 2020 at 08:36:45AM +0100, David Hildenbrand wrote: > > > > Am 16.02.2020 um 01:41 schrieb Nathan Chancellor <natechancellor at gmail.com>: > > > > ?Clang warns when CONFIG_BALLOON_COMPACTION is unset: > > > > ../drivers/virtio/virtio_balloon.c:963:1: warning: unused label > > 'out_del_vqs' [-Wunused-label] > >
2020 Sep 22
1
[PATCH] kernel/resource: Fix use of ternary condition in release_mem_region_adjustable
Clang warns: kernel/resource.c:1281:53: warning: operator '?:' has lower precedence than '|'; '|' will be evaluated first [-Wbitwise-conditional-parentheses] new_res = alloc_resource(GFP_KERNEL | alloc_nofail ? __GFP_NOFAIL : 0); ~~~~~~~~~~~~~~~~~~~~~~~~~ ^ kernel/resource.c:1281:53: note: place parentheses around the '|'
2020 May 18
0
[PATCH] x86: mmiotrace: Use cpumask_available for cpumask_var_t variables
On Wed, Apr 08, 2020 at 01:53:23PM -0700, Nathan Chancellor wrote: > When building with Clang + -Wtautological-compare and > CONFIG_CPUMASK_OFFSTACK unset: > > arch/x86/mm/mmio-mod.c:375:6: warning: comparison of array 'downed_cpus' > equal to a null pointer is always false [-Wtautological-pointer-compare] > if (downed_cpus == NULL && >
2020 Apr 08
5
[PATCH] x86: mmiotrace: Use cpumask_available for cpumask_var_t variables
When building with Clang + -Wtautological-compare and CONFIG_CPUMASK_OFFSTACK unset: arch/x86/mm/mmio-mod.c:375:6: warning: comparison of array 'downed_cpus' equal to a null pointer is always false [-Wtautological-pointer-compare] if (downed_cpus == NULL && ^~~~~~~~~~~ ~~~~ arch/x86/mm/mmio-mod.c:405:6: warning: comparison of array 'downed_cpus'
2020 Aug 21
0
[PATCH] vdpa/mlx5: Avoid warnings about shifts on 32-bit platforms
On 8/21/20 3:50 PM, Nathan Chancellor wrote: > Clang warns several times when building for 32-bit ARM along the lines > of: > > drivers/vdpa/mlx5/net/mlx5_vnet.c:1462:31: warning: shift count >= width > of type [-Wshift-count-overflow] > ndev->mvdev.mlx_features |= BIT(VIRTIO_F_VERSION_1); >
2020 Feb 16
0
[PATCH] virtio_balloon: Adjust label in virtballoon_probe
> Am 16.02.2020 um 01:41 schrieb Nathan Chancellor <natechancellor at gmail.com>: > > ?Clang warns when CONFIG_BALLOON_COMPACTION is unset: > > ../drivers/virtio/virtio_balloon.c:963:1: warning: unused label > 'out_del_vqs' [-Wunused-label] > out_del_vqs: > ^~~~~~~~~~~~ > 1 warning generated. > Thanks, there is already ? [PATCH] virtio_balloon: Fix
2019 Jun 06
0
[PATCH] vhost: Don't use defined in VHOST_ARCH_CAN_ACCEL_UACCESS definition
On Thu, Jun 06, 2019 at 09:12:23AM -0700, Nathan Chancellor wrote: > Clang warns: > > drivers/vhost/vhost.c:2085:5: warning: macro expansion producing > 'defined' has undefined behavior [-Wexpansion-to-defined] > #if VHOST_ARCH_CAN_ACCEL_UACCESS > ^ > drivers/vhost/vhost.h:98:38: note: expanded from macro > 'VHOST_ARCH_CAN_ACCEL_UACCESS'
2019 Jun 06
2
[PATCH] vhost: Don't use defined in VHOST_ARCH_CAN_ACCEL_UACCESS definition
Clang warns: drivers/vhost/vhost.c:2085:5: warning: macro expansion producing 'defined' has undefined behavior [-Wexpansion-to-defined] #if VHOST_ARCH_CAN_ACCEL_UACCESS ^ drivers/vhost/vhost.h:98:38: note: expanded from macro 'VHOST_ARCH_CAN_ACCEL_UACCESS' #define VHOST_ARCH_CAN_ACCEL_UACCESS defined(CONFIG_MMU_NOTIFIER) && \
2019 Jun 06
2
[PATCH] vhost: Don't use defined in VHOST_ARCH_CAN_ACCEL_UACCESS definition
Clang warns: drivers/vhost/vhost.c:2085:5: warning: macro expansion producing 'defined' has undefined behavior [-Wexpansion-to-defined] #if VHOST_ARCH_CAN_ACCEL_UACCESS ^ drivers/vhost/vhost.h:98:38: note: expanded from macro 'VHOST_ARCH_CAN_ACCEL_UACCESS' #define VHOST_ARCH_CAN_ACCEL_UACCESS defined(CONFIG_MMU_NOTIFIER) && \
2020 Aug 21
3
[PATCH] vdpa/mlx5: Avoid warnings about shifts on 32-bit platforms
Clang warns several times when building for 32-bit ARM along the lines of: drivers/vdpa/mlx5/net/mlx5_vnet.c:1462:31: warning: shift count >= width of type [-Wshift-count-overflow] ndev->mvdev.mlx_features |= BIT(VIRTIO_F_VERSION_1); ^~~~~~~~~~~~~~~~~~~~~~~ This is related to the BIT macro, which uses an unsigned long literal,
2020 Aug 21
3
[PATCH] vdpa/mlx5: Avoid warnings about shifts on 32-bit platforms
Clang warns several times when building for 32-bit ARM along the lines of: drivers/vdpa/mlx5/net/mlx5_vnet.c:1462:31: warning: shift count >= width of type [-Wshift-count-overflow] ndev->mvdev.mlx_features |= BIT(VIRTIO_F_VERSION_1); ^~~~~~~~~~~~~~~~~~~~~~~ This is related to the BIT macro, which uses an unsigned long literal,
2020 Oct 28
0
[PATCH] fbcon: Disable accelerated scrolling
Hi Am 28.10.20 um 17:06 schrieb Daniel Vetter: > So ever since syzbot discovered fbcon, we have solid proof that it's > full of bugs. And often the solution is to just delete code and remove > features, e.g. 50145474f6ef ("fbcon: remove soft scrollback code"). > > Now the problem is that most modern-ish drivers really only treat > fbcon as an dumb kernel console
2020 Oct 30
1
[PATCH] fbcon: Disable accelerated scrolling
On 29/10/2020 15:22, Daniel Vetter wrote: > So ever since syzbot discovered fbcon, we have solid proof that it's > full of bugs. And often the solution is to just delete code and remove > features, e.g. 50145474f6ef ("fbcon: remove soft scrollback code"). > > Now the problem is that most modern-ish drivers really only treat > fbcon as an dumb kernel console until