Re: [PATCH 3/4] drm/i915/gtt: Reuse the read-only 64KiB scratch page and directories

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On Mon, 29 Oct 2018 at 11:00, Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> wrote:
>
> If we can prevent stray writes from landing in the scratch page, we can
> reuse the same page and same scratch PT for all contexts without fear of
> information leaks and side-channels.
>
> Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
> Cc: Matthew Auld <matthew.auld@xxxxxxxxx>
Reviewed-by: Matthew Auld <matthew.auld@xxxxxxxxx>
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