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	Thu, 10 Sep 2026 21:17:14 +0800 (CST)
From: Ziran Zhang <zhangcoder@yeah.net>
To: Oleg Nesterov <oleg@redhat.com>
Cc: Ingo Molnar <mingo@redhat.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Juri Lelli <juri.lelli@redhat.com>,
	Vincent Guittot <vincent.guittot@linaro.org>,
	Dietmar Eggemann <dietmar.eggemann@arm.com>,
	Steven Rostedt <rostedt@goodmis.org>,
	Ben Segall <bsegall@google.com>,
	Mel Gorman <mgorman@suse.de>,
	Valentin Schneider <vschneid@redhat.com>,
	K Prateek Nayak <kprateek.nayak@amd.com>,
	linux-kernel@vger.kernel.org,
	Ziran Zhang <zhangcoder@yeah.net>
Subject: Re: [PATCH] sched: clarify ptrace's effect on task_struct->parent
Date: Thu, 10 Sep 2026 21:16:56 +0800
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On Thu, 10 Sep 2026 14:54:04 +0200, Oleg Nesterov <oleg@redhat.com> wrote:
> Well. Not sure this comment needs to be updated...
> 
> Anyway, this looks like overdocumentation to me. Perhaps just
> 
> 	/* Recipient of SIGCHLD, wait4() reports: ->real_parent or ptracer */
> 
> ?
> 
> Oleg.

Agreed, the long form is overdocumenting it. I'll send a v2 patch with your
suggestion.

Best,
Ziran Zhang