linux-kernel - Re: [PATCH] sched: reset sched_entity depth on changing parent

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Message-ID: <20141027120734.GA3337@twins.programming.kicks-ass.net>
Date:	Mon, 27 Oct 2014 13:07:34 +0100
From:	Peter Zijlstra <peterz@...radead.org>
To:	Kirill Tkhai <tkhai@...dex.ru>
Cc:	Burke Libbey <burke.libbey@...pify.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"mingo@...nel.org" <mingo@...nel.org>, Tejun Heo <tj@...nel.org>
Subject: Re: [PATCH] sched: reset sched_entity depth on changing parent

On Fri, Oct 24, 2014 at 09:18:42PM +0400, Kirill Tkhai wrote:
> I was seeking a places where task_group of a task may change. I can't understand
> how changing of parent's cgroup during fork() applies to a child.

I didn't know we could change cgroup on fork(), I though the idea was
you always inherited your parents cgroup.

How can this be?
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