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hv: vmcs: trap CR4.SMAP/SMEP/PKE setting 

FuSa requires setting CR4.SMAP/SMEP/PKE will invalidate the TLB. However,
setting CR4.SMAP will invalidate the TLB on native while not in non-root mode.
To make sure this, we will trap CR4.SMAP/SMEP/PKE setting to invalidate the TLB
in root mode.

Tracked-On: #2561
Signed-off-by: Li, Fei1 <fei1.li@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>
This commit is contained in:
Li, Fei1 2019-05-29 22:02:24 +08:00 committed by ACRN System Integration
parent a7389686a7
commit f2c53a9891
1 changed files with 1 additions and 1 deletions
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2
hypervisor/arch/x86/guest/virtual_cr.c
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@ -26,7 +26,7 @@
CR0_NE | CR0_ET | CR0_TS | CR0_EM | CR0_MP | CR0_PE)
/* CR4 bits hv want to trap to track status change */
#define CR4_TRAP_MASK (CR4_PSE | CR4_PAE | CR4_VMXE | CR4_PCIDE)
#define CR4_TRAP_MASK (CR4_PSE | CR4_PAE | CR4_VMXE | CR4_PCIDE | CR4_SMEP | CR4_SMAP | CR4_PKE)
#define CR4_RESERVED_MASK ~(CR4_VME | CR4_PVI | CR4_TSD | CR4_DE | CR4_PSE | \
CR4_PAE | CR4_MCE | CR4_PGE | CR4_PCE | \
CR4_OSFXSR | CR4_PCIDE | CR4_OSXSAVE | \