linux-kernel - Re: [PATCH v2 -next] cgroup/pids: Remove unreachable paths of pids_{can,cancel}

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Message-ID: <ZrFPRjhaiw5KI6Me@slm.duckdns.org>
Date: Mon, 5 Aug 2024 12:16:38 -1000
From: Tejun Heo <tj@...nel.org>
To: Xiu Jianfeng <xiujianfeng@...weicloud.com>
Cc: lizefan.x@...edance.com, hannes@...xchg.org, mkoutny@...e.com,
	cgroups@...r.kernel.org, linux-kernel@...r.kernel.org,
	xiujianfeng@...wei.com
Subject: Re: [PATCH v2 -next] cgroup/pids: Remove unreachable paths of
 pids_{can,cancel}_fork

On Mon, Aug 05, 2024 at 12:43:04AM +0000, Xiu Jianfeng wrote:
> From: Xiu Jianfeng <xiujianfeng@...wei.com>
> 
> According to the implementation of cgroup_css_set_fork(), it will fail
> if cset cannot be found and the can_fork/cancel_fork methods will not
> be called in this case, which means that the argument 'cset' for these
> methods must not be NULL, so remove the unrechable paths in them.
> 
> Signed-off-by: Xiu Jianfeng <xiujianfeng@...wei.com>

Applied to cgroup/for-6.12.

Thanks.

-- 
tejun