From e709715915d69b6a929d77e7652c9c3fea61c317 Mon Sep 17 00:00:00 2001
From: Peter Zijlstra <a.p.zijlstra@chello.nl>
Date: Wed, 3 Jun 2009 15:41:20 +0200
Subject: [PATCH] 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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Reading git-format-patch failed