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From: Shakeel Butt <shakeel.butt@linux.dev>
To: Mingyu He <mingyu.he@shopee.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>,
	Michal Hocko <mhocko@kernel.org>,
	 Roman Gushchin <roman.gushchin@linux.dev>,
	linux-mm@kvack.org, Muchun Song <muchun.song@linux.dev>,
	 Andrew Morton <akpm@linux-foundation.org>,
	Yosry Ahmed <yosry@kernel.org>,
	cgroups@vger.kernel.org,  linux-kernel@vger.kernel.org,
	littleswimmingwhale@gmail.com
Subject: Re: [PATCH] memcg: keep propagating stats updates to ancestors
Date: Mon, 12 Oct 2026 04:08:11 -0700	[thread overview]
Message-ID: <asy_L2s1TNcN7bOK@linux.dev> (raw)
In-Reply-To: <CAAoBcuS=sqOAPFr9Gda9aTwuCMHMPzBMEee8qvPNHtNxrRWKuw@mail.gmail.com>

On Mon, Oct 12, 2026 at 04:17:46PM +0800, Mingyu He wrote:
> Hi Shakeel,
> 
>   This came from a reproducible workload with a custom in-kernel consumer,

Please share your custom in-kernel consumer. Let's not make changes in the
kernel for things which are not in upstreame kernel.

[...]
> 
>   Regarding the BPF interface, the implementation in the tree I found is:
> 
>   __bpf_kfunc void bpf_mem_cgroup_flush_stats(struct mem_cgroup *memcg)
>   {
>           mem_cgroup_flush_stats(memcg);

Let's make this force flush.


  reply	other threads:[~2026-10-12 11:08 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-11  3:29 [PATCH] memcg: keep propagating stats updates to ancestors Runli
2026-09-11 19:36 ` Shakeel Butt
2026-10-12  8:17   ` Mingyu He
2026-10-12 11:08     ` Shakeel Butt [this message]
2026-10-13  7:29       ` Mingyu He

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