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

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Message-ID: <ZAYoJPAEHemTFjtY@P9FQF9L96D>
Date:   Mon, 6 Mar 2023 09:51:32 -0800
From:   Roman Gushchin <roman.gushchin@...ux.dev>
To:     Yue Zhao <findns94@...il.com>
Cc:     akpm@...ux-foundation.org, hannes@...xchg.org, mhocko@...nel.org,
        shakeelb@...gle.com, muchun.song@...ux.dev, willy@...radead.org,
        linux-mm@...ck.org, cgroups@...r.kernel.org,
        linux-kernel@...r.kernel.org, tangyeechou@...il.com
Subject: Re: [PATCH v2, 0/4] mm, memcg: cgroup v1 and v2 tunable load/store
 tearing fixes

On Mon, Mar 06, 2023 at 11:41:34PM +0800, Yue Zhao wrote:
> 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

Acked-by: Roman Gushchin <roman.gushchin@...ux.dev>
for the series.

Thank you!