On 09/27/2012 02:47 PM, Lai Jiangshan wrote:
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.
please fully test them before send out. thanks.
CC: Rob Landley <rob@xxxxxxxxxxx> CC: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> CC: Jiang Liu <jiang.liu@xxxxxxxxxx> CC: Jianguo Wu <wujianguo@xxxxxxxxxx> CC: Kay Sievers <kay.sievers@xxxxxxxx> CC: Greg Kroah-Hartman <gregkh@xxxxxxx> CC: Xishi Qiu <qiuxishi@xxxxxxxxxx> CC: Mel Gorman <mgorman@xxxxxxx> CC: linux-doc@xxxxxxxxxxxxxxx CC: linux-kernel@xxxxxxxxxxxxxxx CC: linux-mm@xxxxxxxxx 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(-)
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