linux-kernel - Re: [PATCH] mm: memcontrol: fix swap counter leak from offline cgroup

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Message-ID: <7ia4cydj1scx.fsf@castle.c.googlers.com>
Date: Thu, 10 Apr 2025 23:58:38 +0000
From: Roman Gushchin <roman.gushchin@...ux.dev>
To: Muchun Song <songmuchun@...edance.com>
Cc: hannes@...xchg.org,  mhocko@...nel.org,  shakeel.butt@...ux.dev,
  muchun.song@...ux.dev,  akpm@...ux-foundation.org,
  linux-kernel@...r.kernel.org,  cgroups@...r.kernel.org,
  linux-mm@...ck.org
Subject: Re: [PATCH] mm: memcontrol: fix swap counter leak from offline cgroup

Muchun Song <songmuchun@...edance.com> writes:

> The commit 73f839b6d2ed addressed an issue regarding the swap
> counter leak that occurred from an offline cgroup. However, the
> commit 89ce924f0bd4 modified the parameter from @swap_memcg to
> @memcg (presumably this alteration was introduced while resolving
> conflicts). Fix this problem by reverting this minor change.
>
> Fixes: 89ce924f0bd4 ("mm: memcontrol: move memsw charge callbacks to v1")
> Signed-off-by: Muchun Song <songmuchun@...edance.com>

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

Thanks!