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(parent: 7ec04c4) | patch
debug cgroup: remove unneeded cgroup_lock
authorLi Zefan <lizf@cn.fujitsu.com>
Thu, 2 Apr 2009 23:57:31 +0000 (16:57 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Fri, 3 Apr 2009 02:04:54 +0000 (19:04 -0700)
commit6b9f1d0f7caf5bfc95e91f90ca398c0b278cd451
treee93bab346a32b061522a946fe3a012155c59c27ctree | snapshot
parent7ec04c46f963c3c0eec034b0d9663e474de38ae0commit | diff
debug cgroup: remove unneeded cgroup_lock

Since we are in cgroup write handler, so the cgrp is valid, so we don't
have to hold cgroup_mutex when calling cgroup_task_count().  One similar
example is in cgroup_tasks_open().

Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Acked-by: Paul Menage <menage@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
kernel/cgroup_debug.c diff | blob | history
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