Re: [PATCH] drm/i915: Only force GGTT coherency w/a on required chipsets

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Quoting Tvrtko Ursulin (2018-07-20 16:27:20)
> 
> On 20/07/2018 16:21, Chris Wilson wrote:
> > My only plan is for igt to know when the tests are expected to fail.
> > Real userspace should not be using GTT, it is slow (even slower than
> > intended ;) and constrained, so subject to aperture thrashing, fencing
> > is only usable for two out of the many tiling modes, etc, etc, etc.
> 
> I'll take the view that get_param is tiny enough for this to be fine.
> 
> Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>

Also take a peek over at
https://patchwork.freedesktop.org/patch/239949/
-Chris
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