]> git.proxmox.com Git - mirror_ubuntu-kernels.git/commit
memory_hotplug: handle empty zone when online_movable/online_kernel
authorLai Jiangshan <laijs@cn.fujitsu.com>
Wed, 12 Dec 2012 00:03:20 +0000 (16:03 -0800)
committerLinus Torvalds <torvalds@linux-foundation.org>
Wed, 12 Dec 2012 01:22:28 +0000 (17:22 -0800)
commite455a9b92d6e19a3f0f7eb6f6241efa566a7e81a
treef920832f9e55ecf3e178e498f8894363748bb6c7
parent511c2aba8f07fc45bdcba548cb63f7b8a450c6dc
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>
mm/memory_hotplug.c