From: Kirill Tkhai <ktkhai@parallels.com>
Date: Thu, 6 Mar 2014 15:16:15 +0000 (+0400)
Subject: sched/fair: Fix endless loop in idle_balance()
X-Git-Tag: v3.15-rc1~180^2~6
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=35805ff8f4fc535ac85330170d3c56829c87c677;p=pandora-kernel.git

sched/fair: Fix endless loop in idle_balance()

Check for fair tasks number to decide, that we've pulled a task.
rq's nr_running may contain throttled RT tasks.

Signed-off-by: Kirill Tkhai <ktkhai@parallels.com>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1394118975.19290.104.camel@tkhai
Signed-off-by: Ingo Molnar <mingo@kernel.org>
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