X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=arch%2Fx86%2Fkvm%2Fcpuid.h;h=3a8b5047447709da1103b677284c878f98d5c0d1;hb=ba904635d498fea43fc3610983f9dc430ac324e4;hp=a10e4601685135f0b5da599508be35eb754816ec;hpb=fcc1d2a9cea4ba97c9800e1de0748003bba07335;p=mirror_ubuntu-bionic-kernel.git

diff --git a/arch/x86/kvm/cpuid.h b/arch/x86/kvm/cpuid.h
index a10e46016851..3a8b50474477 100644
--- a/arch/x86/kvm/cpuid.h
+++ b/arch/x86/kvm/cpuid.h
@@ -28,6 +28,14 @@ static inline bool guest_cpuid_has_xsave(struct kvm_vcpu *vcpu)
 	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;