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memcg: remove unnecessary !mm check from try_get_mem_cgroup_from_mm()
authorJohannes Weiner <hannes@cmpxchg.org>
Mon, 7 Apr 2014 22:37:42 +0000 (15:37 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Mon, 7 Apr 2014 23:35:56 +0000 (16:35 -0700)
commit03583f1a631c0511dfd2f16e716d5b40f675de5a
tree0fb831a01eb2931f73081d90f6a9951a017e06a4tree
parent284f39afeaa4ab1409b8f43b29cdea3007960ee3commit | diff
memcg: remove unnecessary !mm check from try_get_mem_cgroup_from_mm()

Users pass either a mm that has been established under task lock, or use
a verified current->mm, which means the task can't be exiting.

Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>
Acked-by: Michal Hocko <mhocko@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
mm/memcontrol.c diff | blob | history
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