From: Peter Zijlstra <peterz@infradead.org>
Date: Mon, 19 Aug 2013 13:20:21 +0000 (+0200)
Subject: sched/fair: Optimize find_busiest_queue()
X-Git-Tag: v3.12-rc1~167^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6906a40839198f33dbb56d20e644c01e00663952;p=pandora-kernel.git

sched/fair: Optimize find_busiest_queue()

Use for_each_cpu_and() and thereby avoid computing the capacity for
CPUs we know we're not interested in.

Reviewed-by: Paul Turner <pjt@google.com>
Reviewed-by: Preeti U Murthy <preeti@linux.vnet.ibm.com>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/n/tip-lppceyv6kb3a19g8spmrn20b@git.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
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