4fc5dcfc3e
With SMAP enabled, hypervisor can't access pages that
owned by guest(either SOS or UOS), and an override is
is provided: stac()/clac() to enable/disable access to
guest's memory pages.
Pre-conditon:
Mark hypervisor owned pages as supervisor mode (U/S = 0),
and set all othter memory pages as user mode (U/S = 1).
Tracked-On: #2056
Signed-off-by: Yonghua Huang <yonghua.huang@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>
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