From 0e8c7d0fd5b4999675c7d5cd95d0eb7106b756b3 Mon Sep 17 00:00:00 2001
From: Christoph Lameter <clameter@sgi.com>
Date: Mon, 23 Apr 2007 14:41:09 -0700
Subject: [PATCH] page migration: fix NR_FILE_PAGES accounting

NR_FILE_PAGES must be accounted for depending on the zone that the page
belongs to.  If we replace the page in the radix tree then we may have to
shift the count to another zone.

Suggested-by: Ethan Solomita <solo@google.com>
Eventually-typed-in-by: Christoph Lameter <clameter@sgi.com>
Cc: Martin Bligh <mbligh@mbligh.org>
Cc: <stable@kernel.org>
Signed-off-by: Christoph Lameter <clameter@sgi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Reading git-format-patch failed