Revert "cgroup: avoid attaching a cgroup root to two different superblocks"
authorTejun Heo <tj@kernel.org>
Sun, 16 Apr 2017 14:17:37 +0000 (23:17 +0900)
committerTejun Heo <tj@kernel.org>
Sun, 16 Apr 2017 14:17:37 +0000 (23:17 +0900)
commit330c418638612d7658b6314e6a244fcb5f7efac5
treebbb9d1150a48c4634897638f3cb273799f6c135c
parentbfb0b80db5f9dca5ac0a5fd0edb765ee555e5a8e
Revert "cgroup: avoid attaching a cgroup root to two different superblocks"

This reverts commit bfb0b80db5f9dca5ac0a5fd0edb765ee555e5a8e.

Andrei reports CRIU test hangs with the patch applied.  The bug fixed
by the patch isn't too likely to trigger in actual uses.  Revert the
patch for now.

Signed-off-by: Tejun Heo <tj@kernel.org>
Reported-by: Andrei Vagin <avagin@virtuozzo.com>
Link: http://lkml.kernel.org/r/20170414232737.GC20350@outlook.office365.com
kernel/cgroup/cgroup-v1.c