From: Peter Zijlstra <a.p.zijlstra@chello.nl>
Date: Mon, 15 Nov 2010 23:47:01 +0000 (-0800)
Subject: sched: Implement on-demand (active) cfs_rq list
X-Git-Tag: v2.6.38-rc1~489^2~30
X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3d4b47b4b040c9d77dd68104cfc1055d89a55afd;p=pandora-kernel.git

sched: Implement on-demand (active) cfs_rq list

Make certain load-balance actions scale per number of active cgroups
instead of the number of existing cgroups.

This makes wakeup/sleep paths more expensive, but is a win for systems
where the vast majority of existing cgroups are idle.

Signed-off-by: Paul Turner <pjt@google.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <20101115234937.666535048@google.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

Reading git-diff-tree failed