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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mptable.c | ||
vm_description.c |