[Intel-gfx] [PATCH] drm/i915: Mitigate retirement starvation a bit

Chris Wilson chris at chris-wilson.co.uk
Thu Feb 4 13:46:07 UTC 2016

On Thu, Feb 04, 2016 at 01:30:30PM +0000, Tvrtko Ursulin wrote:
> On 04/02/16 12:40, Chris Wilson wrote:
> >The most effective treatment I found is moving the retire-requests from
> >execbuf (which exists for similar reasons) to get-pages.
> >
> >http://cgit.freedesktop.org/~ickle/linux-2.6/commit/?h=breadcrumbs&id=75f4e53f1c9141ba2dd8847396a1bcc8dbeecd55
> I struggle to understand how it is OK to stall get pages or even the
> object close when you objected to those in the past?

Note also this reduces the number of those stalls.

Chris Wilson, Intel Open Source Technology Centre

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