| From | Vitaly Kuznetsov <> | Subject | [PATCH 19/31] KVM: x86: Expose Hyper-V Direct TLB flush feature | Date | Fri, 11 Mar 2022 16:49:31 +0100 |
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With both nSVM and nVMX implementations in place, KVM can export Hyper-V Direct TLB flush feature to userspace.
Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com> --- arch/x86/kvm/hyperv.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/arch/x86/kvm/hyperv.c b/arch/x86/kvm/hyperv.c index 31acc08a6b23..d52de033ce36 100644 --- a/arch/x86/kvm/hyperv.c +++ b/arch/x86/kvm/hyperv.c @@ -2815,6 +2815,7 @@ int kvm_get_hv_cpuid(struct kvm_vcpu *vcpu, struct kvm_cpuid2 *cpuid, case HYPERV_CPUID_NESTED_FEATURES: ent->eax = evmcs_ver; + ent->eax |= HV_X64_NESTED_DIRECT_FLUSH; ent->eax |= HV_X64_NESTED_MSR_BITMAP; break; -- 2.35.1
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