[Intel-gfx] [PATCH 2/2] drm/i915: Assert we do not overflow 4lvl page directories

[Matthew Auld]

On 24 February 2017 at 20:13, Chris Wilson <chris at chris-wilson.co.uk> wrote:
> Before looking up the page directory entry, check we are still within
> bounds.
>
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> Cc: Matthew Auld <matthew.william.auld at gmail.com>
Reviewed-by: Matthew Auld <matthew.william.auld at gmail.com>