drm/i915: A hotfix for making aliasing PPGTT work for GVT-g

This patch makes PPGTT page table non-shrinkable when using aliasing PPGTT
mode. It's just a temporary solution for making GVT-g work.

Fixes: 2ce5179fe826 ("drm/i915/gtt: Free unused lower-level page tables")
Cc: Tvrtko Ursulin <[email protected]>
Cc: Michal Winiarski <[email protected]>
Cc: Michel Thierry <[email protected]>
Cc: Mika Kuoppala <[email protected]>
Cc: Joonas Lahtinen <[email protected]>
Cc: Chris Wilson <[email protected]>
Cc: Daniel Vetter <[email protected]>
Cc: Zhenyu Wang <[email protected]>
Cc: Zhiyuan Lv <[email protected]>
Signed-off-by: Zhi Wang <[email protected]>
Link: http://patchwork.freedesktop.org/patch/msgid/[email protected]
Reviewed-by: Chris Wilson <[email protected]>
Cc: <[email protected]> # v4.10-rc1+
Cc: [email protected]
Signed-off-by: Chris Wilson <[email protected]>

0 files changed, 0 insertions, 0 deletions