tree b582edacc647f74f514417525f28e5f4c7f218f0
parent 7ffd92c53c5ebd0ad5a68ac3ca033c3a06374d19
author Avi Kivity <avi@redhat.com> 1244627814 +0300
committer Avi Kivity <avi@redhat.com> 1252560770 +0300

KVM: MMU: Fix is_dirty_pte()

is_dirty_pte() is used on guest ptes, not shadow ptes, so it needs to avoid
shadow_dirty_mask and use PT_DIRTY_MASK instead.

Misdetecting dirty pages could lead to unnecessarily setting the dirty bit
under EPT.

Signed-off-by: Avi Kivity <avi@redhat.com>