cgroup: cgroup_idr_lock should be bh

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cgroup_idr_remove() can be invoked from bh leading to lockdep
detecting possible AA deadlock (IN_BH/ON_BH).  Make the lock bh-safe.

Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: Li Zefan <lizefan@huawei.com>

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Tejun Heo 2014-05-13 12:10:59 -04:00

parent 0cee8b7786

commit 54504e977c

1 changed files with 6 additions and 6 deletions

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kernel/cgroup.c

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