Messages in this thread | | | Date | Sun, 27 Dec 2020 08:02:20 -0800 | From | "Paul E. McKenney" <> | Subject | Re: [PATCH -tip V2 00/10] workqueue: break affinity initiatively |
| |
On Sun, Dec 27, 2020 at 10:08:51PM +0800, Lai Jiangshan wrote: > On Sat, Dec 26, 2020 at 10:52 PM Paul E. McKenney <paulmck@kernel.org> wrote: > > > > > > > Can you please specify a bit what you encountered in rcutorture > > > before this patchset? You know we cant have a correct estimation > > > of the fix diameter without your help. > > > > > It triggers the following in sched_cpu_dying() in kernel/sched/core.c, > > exactly the same as for Lai Jiangshan: > > > > BUG_ON(rq->nr_running != 1 || rq_has_pinned_tasks(rq)) > > > > Which is in fact the "this" in my earlier "rcutorture hits this". ;-) > > > > Thanx, Paul > > > > Hi, Hillf > > https://lkml.org/lkml/2020/12/22/141 > > >From the email, I think rcutorture encountered the same problem. > > Hi, Paul > > I'm sorry to forget to add your Tested-by.
No need to apologize, especially given that I didn't get around to testing it until after it was pulled into -tip. ;-)
Thank you for the patch series!
Thanx, Paul
| |