linux-kernel - Re: [PATCH] sched: cgroup: Move task_can

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Message-ID: <aOBCQYxZp05lI6jA@slm.duckdns.org>
Date: Fri, 3 Oct 2025 11:38:09 -1000
From: Tejun Heo <tj@...nel.org>
To: Steven Rostedt <rostedt@...dmis.org>
Cc: LKML <linux-kernel@...r.kernel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...nel.org>, Juri Lelli <juri.lelli@...hat.com>,
	Vincent Guittot <vincent.guittot@...aro.org>,
	Waiman Long <longman@...hat.com>,
	Johannes Weiner <hannes@...xchg.org>,
	Michal Koutný <mkoutny@...e.com>,
	Andrea Righi <righi.andrea@...il.com>,
	Julia Lawall <Julia.Lawall@...ia.fr>,
	"Luis Claudio R. Goncalves" <lgoncalv@...hat.com>,
	Joseph Salisbury <joseph.salisbury@...cle.com>
Subject: Re: [PATCH] sched: cgroup: Move task_can_attach() to cpuset.c

On Fri, Oct 03, 2025 at 12:14:21PM -0400, Steven Rostedt wrote:
> From: Steven Rostedt <rostedt@...dmis.org>
> 
> At our monthly stable meeting, we were talking about documenting non
> static functions and randomly picked a function to look at. That was
> task_can_attach(). It was then noticed that it's only used by
> cgroup/cpuset.c and nothing else. It's a simple function that doesn't
> reference anything unique to sched/core.c, hence there's no reason that
> function should be there.
> 
> Move it to cgroup/cpuset.c as that's the only place it is used. Also make
> it a static inline as it is so small.
> 
> Signed-off-by: Steven Rostedt (Google) <rostedt@...dmis.org>

Peter, if it looks good to you, I can route it through cgroup tree.

Thanks.

-- 
tejun