Re: [RFC PATCH] tick/sched: update full_nohz status after SCHED dep is cleared

From: Juri Lelli
Date: Mon Jun 29 2020 - 14:55:48 EST


On 29/06/20 14:42, Frederic Weisbecker wrote:
> On Mon, Jun 29, 2020 at 02:36:51PM +0200, Juri Lelli wrote:
> > Hi,
> >
> > On 16/06/20 22:46, Frederic Weisbecker wrote:
> > > On Tue, Jun 16, 2020 at 08:57:57AM +0200, Juri Lelli wrote:
> > > > Sure. Let me know if you find anything.
> > >
> > > I managed to reproduce. With "threadirqs" and without
> > > "tsc=reliable". I see tons of spurious TIMER softirqs.
> > > Investigation begins! I'll let you know.
> >
> > Gentle ping. Any new findings about this issue?
>
> Yep, I'm working on a series to reduce timer softirqs. I'm almost
> done, should post it soon.

Great!

Looking forward to it.

Best,

Juri