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SubjectRe: [PART4 Patch 0/2] memory-hotplug: allow online/offline memory to result movable node
2012/10/31 17:15, Wen Congyang wrote:
> From: Lai Jiangshan <laijs@cn.fujitsu.com>
>
> This patch is part4 of the following patchset:
> https://lkml.org/lkml/2012/10/29/319
>
> Part1 is here:
> https://lkml.org/lkml/2012/10/31/30
>
> Part2 is here:
> http://marc.info/?l=linux-kernel&m=135166705909544&w=2
>
> Part3 is here:
> http://marc.info/?l=linux-kernel&m=135167050510527&w=2
>
> You must apply part1-3 before applying this patchset.
>
> we need a node which only contains movable memory. This feature is very
> important for node hotplug. If a node has normal/highmem, the memory
> may be used by the kernel and can't be offlined. If the node only contains
> movable memory, we can offline the memory and the node.
>
>
> Lai Jiangshan (2):
> numa: add CONFIG_MOVABLE_NODE for movable-dedicated node
> memory_hotplug: allow online/offline memory to result movable node
>
> drivers/base/node.c | 6 ++++++
> include/linux/nodemask.h | 4 ++++
> mm/Kconfig | 8 ++++++++
> mm/memory_hotplug.c | 16 ++++++++++++++++
> mm/page_alloc.c | 3 +++
> 5 files changed, 37 insertions(+)
>

Tested-by: Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com>

Thanks,
Yasuaki Ishimatsu



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