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

From: Yue Zhao
Date: Mon Mar 06 2023 - 10:42:42 EST


This patch series helps to prevent load/store tearing in
several cgroup knobs.

As kindly pointed out by Michal Hocko and Roman Gushchin
, the changelog has been rephrased.

Besides, more knobs were checked, according to kind suggestions
from Shakeel Butt and Muchun Song.

v1:
- Add [WRITE|READ]_ONCE for memcg->oom_group
v2:
- Rephrase changelog
- Add [WRITE|READ]_ONCE for memcg->oom_kill_disable,
memcg->swappiness, vm_swappiness and memcg->soft_limit

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 | 18 +++++++++---------
2 files changed, 13 insertions(+), 13 deletions(-)

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2.17.1