linux-kernel - Re: [PATCH 3/3] sched: Disable affine wakeups by default

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Message-Id: <1256754978.8808.47.camel@marge.simson.net>
Date:	Wed, 28 Oct 2009 19:36:18 +0100
From:	Mike Galbraith <efault@....de>
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	Arjan van de Ven <arjan@...radead.org>, mingo@...e.hu,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/3] sched: Disable affine wakeups by default

On Wed, 2009-10-28 at 08:25 +0100, Mike Galbraith wrote:

> (i think i'm going to need that domain flag in a few minutes anyway)

Dirty trick didn't work out.

As long as I let wake_affine() decide whether an affine wakeup should
succeed based on the original cpu and then take the switched out cpu
instead, it worked ok.  Try to be cleaner, and it turned to crud.

	-Mike

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