From: Mel Gorman <mgorman@suse.de>
Date: Mon, 7 Oct 2013 10:29:04 +0000 (+0100)
Subject: sched/numa: Check current->mm before allocating NUMA faults
X-Git-Tag: omap-for-v3.13/fixes-for-merge-window-take2~40^2~64
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9ff1d9ff3c2c8ab3feaeb2e8056a07ca293f7bde;p=pandora-kernel.git

sched/numa: Check current->mm before allocating NUMA faults

task_numa_placement checks current->mm but after buffers for faults
have already been uselessly allocated. Move the check earlier.

[peterz@infradead.org: Identified the problem]

Signed-off-by: Mel Gorman <mgorman@suse.de>
Reviewed-by: Rik van Riel <riel@redhat.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1381141781-10992-27-git-send-email-mgorman@suse.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>
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