Re: Q. drm/i915 shrinker, synchronize_rcu_expedited() from handlers

From: Joonas Lahtinen
Date: Wed May 31 2017 - 03:27:46 EST


On ti, 2017-05-30 at 13:00 -0700, Hugh Dickins wrote:
> On Mon, 22 May 2017, Joonas Lahtinen wrote:
> > On la, 2017-05-20 at 10:56 +0900, J. R. Okajima wrote:
> > > "J. R. Okajima":
> > > >Â
> > > > I don't know whether the fix is good to me or not yet. I will test your
> > > > fix, but I am busy now and my test will be a few weeks later. Other
> > > > people may want the fix soon. So I'd suggest you to reproduce the
> > > > problem on your side. I guess "mem=1G" or "mem=512M" will make it easier
> > > > to reproduce the problem.
> > > > Of course, if you are sure the fix is correct, then you don't have to
> > > > wait for my test. Release it soon for other people.
> > >Â
> > > Now I am going to able to run my local test.
> > > But V3 patch failed to apply onto v4.11.0.
> > >Â
> > > Would you provide us two versions of the patch, one for v4.11 series and
> > > the other of v4.12-rcN?
>
> > For v4.12-rc2 the backport is here:
>
> > https://patchwork.freedesktop.org/patch/156990/
>
> This fix seems to have got lost: we've been waiting a month,
> and 4.12 is now at rc3: please expedite the unexpedited :)

Don't worry, it's not lost. It was merged to drm-intel-fixes and thus is in the pipeline.

There were some unexpected delays getting fixes in, sorry for that.

Regards, Joonas
--
Joonas Lahtinen
Open Source Technology Center
Intel Corporation