[Intel-gfx] [PATCH 12/17] drm/i915/gtt: Skip initializing PT with scratch if full

[Matthew Auld]

On 6 June 2018 at 07:27, Chris Wilson <chris at chris-wilson.co.uk> wrote:
> If we will completely overwrite the PT with PTEs for the object, we can
> forgo filling it with scratch entries.
>
> References: 14826673247e ("drm/i915: Only initialize partially filled pagetables")
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> Cc: Joonas Lahtinen <joonas.lahtinen at linux.intel.com>
> Cc: Mika Kuoppala <mika.kuoppala at linux.intel.com>
> Cc: Matthew Auld <matthew.william.auld at gmail.com>
Reviewed-by: Matthew Auld <matthew.william.auld at gmail.com>