From 39bbcb8f88154c4ac9853baf3f1134af4c987517 Mon Sep 17 00:00:00 2001
From: Christoph Lameter <clameter@sgi.com>
Date: Mon, 25 Sep 2006 23:31:49 -0700
Subject: [PATCH] [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>
---
Reading git-format-patch failed