Commit 130e3695 authored Jan 14, 2013 by Li Zefan Committed by Tejun Heo Jan 14, 2013

cgroup: remove synchronize_rcu() from rebind_subsystems()



Nothing's protected by RCU in rebind_subsystems(), and I can't think
of a reason why it is needed.

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

parent 5d65bc0c

kernel/cgroup.c

+0 −1

Original line number	Diff line number	Diff line
		@@ -1079,7 +1079,6 @@ static int rebind_subsystems(struct cgroupfs_root *root,
		}
		}
		root->subsys_mask = root->actual_subsys_mask = final_subsys_mask;
		synchronize_rcu();

		return 0;
		}