diff --git a/xen/arch/x86/hvm/hvm.c b/xen/arch/x86/hvm/hvm.c index 555133f2d3..6cb903def5 100644 --- a/xen/arch/x86/hvm/hvm.c +++ b/xen/arch/x86/hvm/hvm.c @@ -959,6 +959,7 @@ unsigned long hvm_cr4_guest_valid_bits(const struct vcpu *v, bool restore) (p->basic.xsave ? X86_CR4_OSXSAVE : 0) | (p->feat.smep ? X86_CR4_SMEP : 0) | (p->feat.smap ? X86_CR4_SMAP : 0) | + (p->feat.umip ? X86_CR4_UMIP : 0) | (p->feat.pku ? X86_CR4_PKE : 0)); } diff --git a/xen/include/public/arch-x86/cpufeatureset.h b/xen/include/public/arch-x86/cpufeatureset.h index 97dd3534c5..0ee3ea350f 100644 --- a/xen/include/public/arch-x86/cpufeatureset.h +++ b/xen/include/public/arch-x86/cpufeatureset.h @@ -225,6 +225,7 @@ XEN_CPUFEATURE(AVX512VL, 5*32+31) /*A AVX-512 Vector Length Extensions */ /* Intel-defined CPU features, CPUID level 0x00000007:0.ecx, word 6 */ XEN_CPUFEATURE(PREFETCHWT1, 6*32+ 0) /*A PREFETCHWT1 instruction */ XEN_CPUFEATURE(AVX512VBMI, 6*32+ 1) /*A AVX-512 Vector Byte Manipulation Instrs */ +XEN_CPUFEATURE(UMIP, 6*32+ 2) /*S User Mode Instruction Prevention */ XEN_CPUFEATURE(PKU, 6*32+ 3) /*H Protection Keys for Userspace */ XEN_CPUFEATURE(OSPKE, 6*32+ 4) /*! OS Protection Keys Enable */ XEN_CPUFEATURE(AVX512_VPOPCNTDQ, 6*32+14) /*A POPCNT for vectors of DW/QW */