tree 0a2801b53c7df2c8494bc5c572574cb29ad4aeee
parent a3aa51cfaafe9179add88db20506ccb07e030b47
author Avi Kivity <avi@redhat.com> 1279020427 +0300
committer Avi Kivity <avi@redhat.com> 1280720443 +0300

KVM: MMU: Add validate_direct_spte() helper

Add a helper to verify that a direct shadow page is valid wrt the required
access permissions; drop the page if it is not valid.

Reviewed-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>