Re: [PATCH] drm/i915: Use PM QoS to prevent C-state memory starvation of the GPU

Vasily Khoruzhick
2010-12-08T18:14:58Z

On Wednesday 08 December 2010 19:54:59 Andrew Lutomirski wrote:
> On Wed, Dec 8, 2010 at 12:00 PM, Vasily Khoruzhick <anarsoul@gmail.com>
wrote:
> > On Wednesday 08 December 2010 18:54:21 Chris Wilson wrote:
> >> On Wed, 8 Dec 2010 18:44:41 +0200, Vasily Khoruzhick
> >> <anarsoul@gmail.com>
> >
> > wrote:
> >> > On Wednesday 08 December 2010 18:24:35 Chris Wilson wrote:
> >> > > This is just a preliminary attempt to see if this even helps.
> >> > > Obviously some more effort will need to be spent investigating a
> >> > > better choice of latency and when we need to request it, but first:
> >> > > does this help?
> >> >
> >> > Sorry, but it does not. glxgears is still jerky.
>
> Do you have the 2.6.36.2 candidate patch that fixes pm_qos in? From
> the description, it looks like pm_qos doesn't work at all without it.

Nope, where I can get this patch?

Regards
Vasily