From: Shaohua Li <shaohua.li@intel.com>
Date: Tue, 22 Sep 2009 00:01:18 +0000 (-0700)
Subject: memory hotplug: make pages from movable zone always isolatable
X-Git-Tag: v2.6.32-rc1~592
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8e7e40d9658cf7b2ae2b76484e235799b3ddaa97;p=pandora-kernel.git

memory hotplug: make pages from movable zone always isolatable

Pages on movable zone have two types, MIGRATE_MOVABLE and MIGRATE_RESERVE,
both them can be movable, because only movable memory allocation can get
pages from movable zone.  This makes pages in movable zone always be able
to migrate.

Signed-off-by: Shaohua Li <shaohua.li@intel.com>
Cc: Mel Gorman <mel@csn.ul.ie>
Cc: Christoph Lameter <cl@linux-foundation.org>
Cc: Yakui Zhao <yakui.zhao@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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