On 2021/4/6 16:45, Leon Romanovsky wrote: > On Tue, Apr 06, 2021 at 04:34:51PM +0800, Weihang Li wrote: >> From: Yixian Liu <liuyixian@xxxxxxxxxx> >> >> It is safer to flush the workqueue before destroying it. > Sorry, safer for what? > > destroy_workqueue() flushes workqueue internally. There is no need to do > it twice. > > Thanks > My bad, thank you for reminding :) Weihang