From: Lai Jiangshan <laijs@cn.fujitsu.com>
Date: Wed, 12 Dec 2012 00:03:20 +0000 (-0800)
Subject: memory_hotplug: handle empty zone when online_movable/online_kernel
X-Git-Tag: omap-for-v3.8/fixes-for-merge-window-v4-signed~81^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e455a9b92d6e19a3f0f7eb6f6241efa566a7e81a;p=pandora-kernel.git

memory_hotplug: handle empty zone when online_movable/online_kernel

Make online_movable/online_kernel can empty a zone or can move memory to a
empty zone.

Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
Signed-off-by: Wen Congyang <wency@cn.fujitsu.com>
Cc: Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com>
Cc: Lai Jiangshan <laijs@cn.fujitsu.com>
Cc: Jiang Liu <jiang.liu@huawei.com>
Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: Minchan Kim <minchan.kim@gmail.com>
Cc: Mel Gorman <mgorman@suse.de>
Cc: David Rientjes <rientjes@google.com>
Cc: Yinghai Lu <yinghai@kernel.org>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Cc: Greg KH <greg@kroah.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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