]> git.proxmox.com Git - mirror_ubuntu-disco-kernel.git/commit
mm, memcg: pass charge order to oom killer
authorDavid Rientjes <rientjes@google.com>
Wed, 21 Mar 2012 23:34:10 +0000 (16:34 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Thu, 22 Mar 2012 00:54:59 +0000 (17:54 -0700)
commite845e199362cc5712ba0e7eedc14eed70e144258
tree3968125d82e512c3aee44ed96694fdd58b863506
parentc7cfa37b7324a190fc36ff116d79d0f899e8d273
mm, memcg: pass charge order to oom killer

The oom killer typically displays the allocation order at the time of oom
as a part of its diangostic messages (for global, cpuset, and mempolicy
ooms).

The memory controller may also pass the charge order to the oom killer so
it can emit the same information.  This is useful in determining how large
the memory allocation is that triggered the oom killer.

Signed-off-by: David Rientjes <rientjes@google.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Michal Hocko <mhocko@suse.cz>
Cc: Balbir Singh <bsingharora@gmail.com>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
include/linux/memcontrol.h
mm/memcontrol.c
mm/oom_kill.c