Re: [PATCH v3, 0/4] mm, memcg: cgroup v1 and v2 tunable load/store tearing fixes

Shakeel Butt
2023-03-18T00:58:40Z

On Wed, Mar 8, 2023 at 9:40 AM Michal Hocko <mhocko@suse.com> wrote:
>
> On Thu 09-03-23 00:25:51, Yue Zhao wrote:
> > This patch series helps to prevent load/store tearing in
> > several cgroup knobs.
> >
> > As kindly pointed out by Michal Hocko, we should add
> > [WRITE|READ]_ONCE for all occurrences of memcg->oom_kill_disable,
> > memcg->swappiness and memcg->soft_limit.
> >
> > v3:
> > - Add [WRITE|READ]_ONCE for all occurrences of
> > memcg->oom_kill_disable, memcg->swappiness and memcg->soft_limit
> > v2:
> > - Rephrase changelog
> > - Add [WRITE|READ]_ONCE for memcg->oom_kill_disable,
> > memcg->swappiness, vm_swappiness and memcg->soft_limit
> > v1:
> > - Add [WRITE|READ]_ONCE for memcg->oom_group
> >
> > Past patches:
> > V2: https://lore.kernel.org/linux-mm/20230306154138.3775-1-findns94@gmail.com/
> > V1: https://lore.kernel.org/linux-mm/20230220151638.1371-1-findns94@gmail.com/
> >
> > Yue Zhao (4):
> > mm, memcg: Prevent memory.oom.group load/store tearing
> > mm, memcg: Prevent memory.swappiness load/store tearing
> > mm, memcg: Prevent memory.oom_control load/store tearing
> > mm, memcg: Prevent memory.soft_limit_in_bytes load/store tearing
> >
> > include/linux/swap.h | 8 ++++----
> > mm/memcontrol.c | 30 +++++++++++++++---------------
> > 2 files changed, 19 insertions(+), 19 deletions(-)
>
> Acked-by: Michal Hocko <mhocko@suse.com>
>
> Btw. you could have preserved acks for patches you haven't changed from
> the previous version.
>

For whole series:

Acked-by: Shakeel Butt <shakeelb@google.com>