The only user was cpuacct.
Acked-by: NTejun Heo <tj@kernel.org>
Signed-off-by: NLi Zefan <lizefan@huawei.com>
Acked-by: NPeter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/5155385A.4040207@huawei.comSigned-off-by: NIngo Molnar <mingo@kernel.org>