[PATCH 2/4] cgroup: drop hierarchy_id_lock

Now that hierarchy_id alloc / free are protected by the cgroup mutexes, there's no need for this separate lock. Drop it. Signed-off-by: Tejun Heo --- kernel/cgroup.c | 23 +-- 1 file changed, 17 insertions(+), 6 deletions(-) diff --git a/kernel/cgroup.c b/kernel/cgroup.c

[PATCH 2/4] cgroup: drop hierarchy_id_lock

Now that hierarchy_id alloc / free are protected by the cgroup mutexes, there's no need for this separate lock. Drop it. Signed-off-by: Tejun Heo t...@kernel.org --- kernel/cgroup.c | 23 +-- 1 file changed, 17 insertions(+), 6 deletions(-) diff --git a/kernel/cgroup.c