[Intel-gfx] [PATCH 02/27] drm/i915/selftests: Destroy partial tiling vma after use

[Matthew Auld]

On 6 July 2018 at 07:53, Chris Wilson <chris at chris-wilson.co.uk> wrote:
> As we keep VMA around until the object is destroyed, when testing
> partial tiling we instantiate many, many VMA (as the object is huge
> allowing for many different partial regions). We test elsewhere our
> handling of populating large objects with a full set of VMA and checking
> we can retrieve them afterwards, but in this test we incur the cost of
> flushing all VMA after every GTT write, dramatically slowing down the
> test.
>
> References: https://bugs.freedesktop.org/show_bug.cgi?id=107130
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
Reviewed-by: Matthew Auld <matthew.auld at intel.com>