From: Peter Zijlstra <a.p.zijlstra@chello.nl>
Date: Wed, 3 Jun 2009 13:41:20 +0000 (+0200)
Subject: sched: Optimize unused cgroup configuration
X-Git-Tag: v2.6.32-rc1~719^2~38
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e709715915d69b6a929d77e7652c9c3fea61c317;p=pandora-kernel.git

sched: Optimize unused cgroup configuration

When cgroup group scheduling is built in, skip some code paths
if we don't have any (but the root) cgroups configured.

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