1 files changed, 11 insertions, 0 deletions

diff --git a/arch/x86/kvm/cpuid.h b/arch/x86/kvm/cpuid.h
index a10e46016851..b7fd07984888 100644
--- a/arch/x86/kvm/cpuid.h
+++ b/arch/x86/kvm/cpuid.h
@@ -24,10 +24,21 @@ static inline bool guest_cpuid_has_xsave(struct kvm_vcpu *vcpu)
 {
         struct kvm_cpuid_entry2 *best;
 
+        if (!static_cpu_has(X86_FEATURE_XSAVE))
+                return 0;
+
         best = kvm_find_cpuid_entry(vcpu, 1, 0);
         return best && (best->ecx & bit(X86_FEATURE_XSAVE));
 }
 
+static inline bool guest_cpuid_has_tsc_adjust(struct kvm_vcpu *vcpu)
+{
+        struct kvm_cpuid_entry2 *best;
+
+        best = kvm_find_cpuid_entry(vcpu, 7, 0);
+        return best && (best->ebx & bit(X86_FEATURE_TSC_ADJUST));
+}
+
 static inline bool guest_cpuid_has_smep(struct kvm_vcpu *vcpu)
 {
         struct kvm_cpuid_entry2 *best;