On Wed, Aug 25, 2021 at 04:18:47PM +0200, Christoph Hellwig wrote: > On Wed, Aug 25, 2021 at 10:38:00PM +0900, Tetsuo Handa wrote: > > I guess you might want below diff, for reinit_completion() immediately after > > complete_all() likely resets completion count before all threads sleeping at > > wait_for_completion_timeout() check the completion count. > > Use of simple sequence count will be robuster. > > Yes, this is very simple to what I have locally. s/simple/similar/