Re: [PATCH v3 2/2] timers: Don't search for expired timers while TIMER_SOFTIRQ is scheduled

From: Sebastian Andrzej Siewior
Date: Thu Mar 01 2018 - 14:06:47 EST


On 2018-03-01 12:37:49 [-0600], Haris Okanovic wrote:
> On 03/01/2018 10:47 AM, Sebastian Andrzej Siewior wrote:
> > On 2018-03-01 09:49:59 [-0600], Haris Okanovic wrote:
> > > *bump* Has anyone looked into this?
> >
> > I'm lost.
> > It entered the kernel in v4.9.9-rt6 and left in v4.9.30-rt20 once we
> > figured out that there is something wrong with it.
>
> It was added back into 4.9 at some point after v4.9.30-rt20. I see an older
> version in v4.9.68-rt60, for example, hence my original email. It was
let me check that tomorrow.

> dropped sometime thereafter, presumably because it no longer cleanly
> applies. I don't see it in v4.14.20-rt17, for example.
>
> > Is there a newer patch pending on your side?
>
> Not yet. The latest version on patchwork is OK, just needs to be rebased
> post-4.9. I'll post a new version when I get a chance to build and retest
> it.
okay.

Sebastian