tree e202e5a23fc2e03b2905fdaffa130a991a9d0957
parent d031a157915e0508ffa1ab9f1bbf977257529cb4
author Xishi Qiu <qiuxishi@huawei.com> 1446778091 -0800
committer Linus Torvalds <torvalds@linux-foundation.org> 1446780888 -0800

mm: fix overflow in find_zone_movable_pfns_for_nodes()

If the user set "movablecore=xx" to a large number, corepages will
overflow.  Fix the problem.

Signed-off-by: Xishi Qiu <qiuxishi@huawei.com>
Reviewed-by: Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com>
Acked-by: Tang Chen <tangchen@cn.fujitsu.com>
Acked-by: David Rientjes <rientjes@google.com>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Tang Chen <tangchen@cn.fujitsu.com>
Cc: Zhang Yanfei <zhangyanfei@cn.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>