From: Mel Gorman <mgorman@suse.de>
Date: Thu, 19 Dec 2013 01:08:39 +0000 (-0800)
Subject: mm: numa: avoid unnecessary work on the failure path
X-Git-Tag: v3.13-rc5~23^2~16
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=eb4489f69f224356193364dc2762aa009738ca7f;p=pandora-kernel.git

mm: numa: avoid unnecessary work on the failure path

If a PMD changes during a THP migration then migration aborts but the
failure path is doing more work than is necessary.

Signed-off-by: Mel Gorman <mgorman@suse.de>
Reviewed-by: Rik van Riel <riel@redhat.com>
Cc: Alex Thorlton <athorlton@sgi.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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