From: Rik van Riel <riel@redhat.com>
Date: Mon, 27 Jan 2014 22:03:43 +0000 (-0500)
Subject: sched/numa: Build per numa_group active node mask from numa_faults_cpu statistics
X-Git-Tag: v3.15-rc1~116^2~62
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=20e07dea286a90f096a779706861472d296397c6;p=pandora-kernel.git

sched/numa: Build per numa_group active node mask from numa_faults_cpu statistics

The numa_faults_cpu statistics are used to maintain an active_nodes nodemask
per numa_group. This allows us to be smarter about when to do numa migrations.

Signed-off-by: Rik van Riel <riel@redhat.com>
Acked-by: Mel Gorman <mgorman@suse.de>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Cc: Chegu Vinod <chegu_vinod@hp.com>
Link: http://lkml.kernel.org/r/1390860228-21539-5-git-send-email-riel@redhat.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
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