From: Christoph Lameter <clameter@sgi.com>
Date: Tue, 26 Sep 2006 06:31:49 +0000 (-0700)
Subject: [PATCH] mm: do not check unpopulated zones for draining and counter updates
X-Git-Tag: v2.6.19-rc1~1166
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=39bbcb8f88154c4ac9853baf3f1134af4c987517;p=pandora-kernel.git

[PATCH] mm: do not check unpopulated zones for draining and counter updates

If a zone is unpopulated then we do not need to check for pages that are to
be drained and also not for vm counters that may need to be updated.

Signed-off-by: Christoph Lameter <clameter@sgi.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

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