acrn-hypervisor/hypervisor/arch
Binbin Wu f32b59d73d hv: disable mpx capability for guest
This patch hide Memory Protection Extention (MPX) capability from guest.

- vCPUID change:
  Clear cpuid.07H.0.ebx[14]
  Clear cpuid.0DH.0.eax[4:3]
- vMSR change:
  Add MSR_IA32_BNDCFGS to un-supported MSR array.
- XCR0[4:3] is not allowed to set by guest.

Tracked-On: #2821
Signed-off-by: Binbin Wu <binbin.wu@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
2019-03-20 13:07:31 +08:00
..
x86 hv: disable mpx capability for guest 2019-03-20 13:07:31 +08:00