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drm/i915/gvt: Handle special sequence on PDE IPS bit
authorChangbin Du <changbin.du@intel.com>
Tue, 15 May 2018 02:35:44 +0000 (10:35 +0800)
committerZhenyu Wang <zhenyuw@linux.intel.com>
Mon, 9 Jul 2018 02:35:09 +0000 (10:35 +0800)
commit54c81653bd67ce2a11fa08295d9148385ea29603
tree8b3a0a04f361ca43f690a4b347458ab30b5c8c61tree
parentb901b252b6cf5cecc612059ccf05d974a9085c58commit | diff
drm/i915/gvt: Handle special sequence on PDE IPS bit

If the guest update the 64K gtt entry before changing IPS bit of PDE, we
need to re-shadow the whole page table. Because we have ignored all
updates to unused entries.

Signed-off-by: Changbin Du <changbin.du@intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
drivers/gpu/drm/i915/gvt/gtt.c diff | blob | blame | history
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