tree 7acfea30efdce5fb17da4302e567059bcae915eb
parent 251060006003b79b788f8ce5a827ee5354a42910
author KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> 1281399541 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1281411898 -0700

mempolicy: reduce stack size of migrate_pages()

migrate_pages() is using >500 bytes stack. Reduce it.

   mm/mempolicy.c: In function 'sys_migrate_pages':
   mm/mempolicy.c:1344: warning: the frame size of 528 bytes is larger than 512 bytes

[akpm@linux-foundation.org: don't play with a might-be-NULL pointer]
Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Reviewed-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Reviewed-by: Christoph Lameter <cl@linux-foundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>