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Subject[PATCH 0/3] memory_hotplug: fix memory hotplug bug
Date
We found 3 bug while we test and develop memory hotplug.

PATCH1~2: the old code does not handle node_states[N_NORMAL_MEMORY] correctly,
it corrupts the memory.

PATCH3: move the modification of zone_start_pfn into corresponding lock.

CC: Rob Landley <rob@landley.net>
CC: Andrew Morton <akpm@linux-foundation.org>
CC: Jiang Liu <jiang.liu@huawei.com>
CC: Jianguo Wu <wujianguo@huawei.com>
CC: Kay Sievers <kay.sievers@vrfy.org>
CC: Greg Kroah-Hartman <gregkh@suse.de>
CC: Xishi Qiu <qiuxishi@huawei.com>
CC: Mel Gorman <mgorman@suse.de>
CC: linux-doc@vger.kernel.org
CC: linux-kernel@vger.kernel.org
CC: linux-mm@kvack.org

Lai Jiangshan (3):
memory_hotplug: fix missing nodemask management
slub, hotplug: ignore unrelated node's hot-adding and hot-removing
memory,hotplug: Don't modify the zone_start_pfn outside of
zone_span_writelock()

Documentation/memory-hotplug.txt | 5 ++-
include/linux/memory.h | 1 +
mm/memory_hotplug.c | 96 +++++++++++++++++++++++++++++++-------
mm/page_alloc.c | 3 +-
mm/slub.c | 4 +-
5 files changed, 87 insertions(+), 22 deletions(-)

--
1.7.4.4



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