linux-kernel - Re: Very high CPU load when idle with 3.0-rc1

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Message-ID: <1306791328.23844.13.camel@twins>
Date:	Mon, 30 May 2011 23:35:28 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	paulmck@...ux.vnet.ibm.com
Cc:	Damien Wyart <damien.wyart@...e.fr>, Ingo Molnar <mingo@...e.hu>,
	Mike Galbraith <efault@....de>, linux-kernel@...r.kernel.org
Subject: Re: Very high CPU load when idle with 3.0-rc1

On Mon, 2011-05-30 at 14:29 -0700, Paul E. McKenney wrote:
> But I should be able to move them back in under "if (cpu_online(cpu))",
> right? 

Yeah, you should be able to put the wakeup in the spawn function when
made conditional on cpu_online(), although I'm not quite sure how to do
that for the rnp case, but I guess you'll have a better grasp on that.
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