On Mon, 7 Jan 2019 at 01:55, David Miller <da...@davemloft.net> wrote: > > From: Taehee Yoo <ap420...@gmail.com> > Date: Sun, 6 Jan 2019 14:34:52 +0900 > > > How about adding a new PF_UMH flag for task_struct->flags to identify > > UMH process? > > By using this flag, the exit_umh() can avoid unnecessary lookups. > > Yes, that might be more efficient and eliminate the high cost for > non-UMH tasks.
I will send a v3 patch. Thank you!
