linux-kernel - Re: sched: tweak select_idle_sibling to look for idle threads

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Message-ID: <20160506172720.a27jggrbs3deria5@floor.thefacebook.com>
Date:	Fri, 6 May 2016 13:27:20 -0400
From:	Chris Mason <clm@...com>
To:	Peter Zijlstra <peterz@...radead.org>
CC:	Mike Galbraith <mgalbraith@...e.de>,
	Ingo Molnar <mingo@...nel.org>,
	Matt Fleming <matt@...eblueprint.co.uk>,
	<linux-kernel@...r.kernel.org>
Subject: Re: sched: tweak select_idle_sibling to look for idle threads

On Fri, May 06, 2016 at 09:12:51AM +0200, Peter Zijlstra wrote:
> ontent-Length: 973
> 
> On Thu, May 05, 2016 at 09:58:44AM -0400, Chris Mason wrote:
> > > I'll try and have a prod at the program itself if you have no pending
> > > changes on your end.
> > 
> > Sorry, I don't.  Look at sleep_for_runtime() and how I test/set the
> > global stopping variable in different places.  I've almost certainly got
> > someone waiting on a wakeup that'll never come.
> 
> The below makes it go..

Thanks Peter, pushed to git.

-chris