From: Peter Zijlstra <peterz@infradead.org>
Date: Mon, 9 Mar 2009 12:56:21 +0000 (+0100)
Subject: sched: optimize ttwu vs group scheduling
X-Git-Tag: v2.6.30-rc1~658^2~10
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=57310a98a354e84279d7c8af2f48805a62372e53;p=pandora-kernel.git

sched: optimize ttwu vs group scheduling

Impact: micro-optimization

We can avoid the sched domain walk on try_to_wake_up() when we know
there are no groups.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <1236603381.8389.455.camel@laptop>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

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