On Sat, Apr 20, 2019 at 02:26:15PM +0200, Oleg Nesterov wrote: > On 04/20, Oleg Nesterov wrote: > > > > Note that we need > > thread_group_empty() only for the case when the task is traced, > > Damn, sorry for noise... of course this is not true, I tried to say that > notification won't come otherwise. Nevermind, lets discuss this when we > have a patch. I already got lost in this thread and I have no idea what Agreed. The polling work is not targeted for the 5.2 merge window anyway so there's no need to rush this. > are you all talking about ;) Nothing patch-worthy comes without a solid portion of controversy and confusion at first. ;) Christian