Re: [PATCH v3 1/6] vfio-ccw: make it safe to access channel programs

Cornelia Huck
2019-02-05T16:13:09Z

On Tue, 5 Feb 2019 10:14:46 -0500
Farhan Ali <alifm@linux.ibm.com> wrote:

> On 02/05/2019 09:48 AM, Eric Farman wrote:

> >>> This patch-series is AFAICT a big improvement over what we have. I would
> >>> like Farhan confirming that it makes these hick-ups when he used to hit
> >>> BUSY with another ssch request disappear. If it does (I hope it does)
> >>> it's definitely a good thing for anybody who wants to use vfio-ccw.
> >>
> >> Yep. There remains a lot to be done, but it's a first step.
> >
> > s/a first step/an excellent first step/  :)
> >
> > Can't speak for Farhan, but this makes things somewhat better for me.
> > I'm still getting some periodic errors, but they happen infrequently
> > enough now that debugging them is frustrating.  ;-)
> >
> >  - Eric
> >
>
> I ran the my workloads/tests with the patches and like Eric I notice the
> errors I previously hit less frequently.

Great, thanks for testing!