drm/i915/gvt: Clear the shadow page table entry after post-sync

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commit 121d760d07 upstream.

A shadow page table entry needs to be cleared after being set as
post-sync. This patch fixes the recent error reported in Win7-32 test.

Fixes: 2707e44466 ("drm/i915/gvt: vGPU graphics memory virtualization")
Signed-off-by: Zhi Wang <zhi.a.wang@intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Zhi Wang 2017-12-29 02:50:08 +08:00 • committed by Greg Kroah-Hartman

parent 9fc16b259a

commit 4675bdd85c

1 changed files with 4 additions and 1 deletions

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drivers/gpu/drm/i915/gvt/gtt.c

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