Re: task isolation discussion at Linux Plumbers

From: Rik van Riel
Date: Mon Nov 07 2016 - 14:21:55 EST


On Mon, 2016-11-07 at 19:36 +0100, Thomas Gleixner wrote:
> On Mon, 7 Nov 2016, Thomas Gleixner wrote:
> >
> > >
> > > == Missing oneshot_stopped callbacks ==
> > >
> > > I raised the issue that various clock_event_device sources don't
> > > always support oneshot_stopped, which can cause an additional
> > > final interrupt to occur after the timer infrastructure believes
> > > the
> > > interrupt has been stopped.ÂÂI have patches to fix this for tile
> > > and
> > > arm64 in my patch series; Thomas volunteered to look at adding
> > > equivalent support for x86.
> >
> > Right.
>
> Untested patch below should fix that.
>Â

That whitespace cleanup looks awesome, but I am not
optimistic about its chances to bring about functional
change.

What am I overlooking?

--Â
All Rights Reversed.

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