From: Peter Zijlstra <a.p.zijlstra@chello.nl>
Date: Tue, 1 Sep 2009 08:34:37 +0000 (+0200)
Subject: sched: Scale down cpu_power due to RT tasks
X-Git-Tag: v2.6.32-rc1~719^2~15
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e9e9250bc78e7f6342517214c0178a529807964b;p=pandora-kernel.git

sched: Scale down cpu_power due to RT tasks

Keep an average on the amount of time spend on RT tasks and use
that fraction to scale down the cpu_power for regular tasks.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Tested-by: Andreas Herrmann <andreas.herrmann3@amd.com>
Acked-by: Andreas Herrmann <andreas.herrmann3@amd.com>
Acked-by: Gautham R Shenoy <ego@in.ibm.com>
Cc: Balbir Singh <balbir@in.ibm.com>
LKML-Reference: <20090901083826.287778431@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

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