linux-kernel - Re: [PATCH 5/5] sched, autogroup: runtime enable/disable tuning fix

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Message-ID: <1298207379.7998.11.camel@marge.simson.net>
Date:	Sun, 20 Feb 2011 14:09:39 +0100
From:	Mike Galbraith <efault@....de>
To:	Yong Zhang <yong.zhang0@...il.com>
Cc:	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...e.hu>,
	Peter Zijlstra <peterz@...radead.org>
Subject: Re: [PATCH 5/5] sched, autogroup: runtime enable/disable tuning fix

On Sun, 2011-02-20 at 15:08 +0800, Yong Zhang wrote:
> Now enable/disable autogroup at runtime is just a flag,
> it doesn't take effect on current process of the system.

Yup, they only move upon migration, which can take up to forever.  Linus
didn't like the idea of an active on/off switch, so it got whacked.

	-Mike

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