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Date: Mon, 18 May 2026 09:36:36 -1000
Message-ID: <64f59b64664f769661a8b8cd587c85f8@kernel.org>
From: Tejun Heo <tj@kernel.org>
To: Qing Ming <a0yami@mailbox.org>
Cc: Josef Bacik <josef@toxicpanda.com>,
	Jens Axboe <axboe@kernel.dk>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Michal Koutný <mkoutny@suse.com>,
	Michal Hocko <mhocko@kernel.org>,
	Roman Gushchin <roman.gushchin@linux.dev>,
	Shakeel Butt <shakeel.butt@linux.dev>,
	Muchun Song <muchun.song@linux.dev>,
	Andrew Morton <akpm@linux-foundation.org>,
	Alexei Starovoitov <ast@kernel.org>,
	Hao Luo <haoluo@google.com>,
	Yosry Ahmed <yosry@kernel.org>,
	cgroups@vger.kernel.org,
	linux-block@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	linux-mm@kvack.org,
	bpf@vger.kernel.org
Subject: Re: [PATCH v2] cgroup/rstat: validate cpu before
 css_rstat_cpu() access
In-Reply-To: <20260516070849.106141-1-a0yami@mailbox.org>
References: <20260515122952.59209-1-a0yami@mailbox.org>
 <20260516070849.106141-1-a0yami@mailbox.org>
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Hello,

> Qing Ming (1):
>   cgroup/rstat: validate cpu before css_rstat_cpu() access

Applied to cgroup/for-7.1-fixes.

In hindsight, we should have added a separate kfunc wrapper from the
start instead of tagging css_rstat_updated() with __bpf_kfunc directly,
which would have avoided the rename. Oh well, it is what it is.

Thanks.

--
tejun