linux-kernel - Re: sched_setscheduler() vs idle

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Date:	Mon, 01 Jun 2015 12:00:08 +0200
From:	Mike Galbraith <umgwanakikbuti@...il.com>
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	LKML <linux-kernel@...r.kernel.org>, Ingo Molnar <mingo@...e.hu>,
	ktkhai@...allels.com
Subject: Re: sched_setscheduler() vs idle_balance() race

On Mon, 2015-06-01 at 10:16 +0200, Peter Zijlstra wrote:
> On Fri, May 29, 2015 at 08:30:27PM +0200, Mike Galbraith wrote:
> 
> > It took quite a bit longer than I thought it would, but I finally
> > managed to cobble a standalone testcase together that brings nearly
> > instant gratification on my 8 socket DL980.  Patched kernel explodes, so
> > first cut ain't quite ready to ship ;-)
> 
> Could you perchance share this testcase?

Sure, I'll send it off list.  I'd just post it, but the duct tape might
fall off somewhere in transit, and land god knows where ;-)

	-Mike


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