diff options
Diffstat (limited to 'arch/x86/kvm/svm')
| -rw-r--r-- | arch/x86/kvm/svm/svm.c | 28 |
1 files changed, 19 insertions, 9 deletions
diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c index e347225b3914..69ace08ab1e4 100644 --- a/arch/x86/kvm/svm/svm.c +++ b/arch/x86/kvm/svm/svm.c @@ -2490,16 +2490,29 @@ static int task_switch_interception(struct kvm_vcpu *vcpu) has_error_code, error_code); } +static void svm_clr_iret_intercept(struct vcpu_svm *svm) +{ + if (!sev_es_guest(svm->vcpu.kvm)) + svm_clr_intercept(svm, INTERCEPT_IRET); +} + +static void svm_set_iret_intercept(struct vcpu_svm *svm) +{ + if (!sev_es_guest(svm->vcpu.kvm)) + svm_set_intercept(svm, INTERCEPT_IRET); +} + static int iret_interception(struct kvm_vcpu *vcpu) { struct vcpu_svm *svm = to_svm(vcpu); ++vcpu->stat.nmi_window_exits; svm->awaiting_iret_completion = true; - if (!sev_es_guest(vcpu->kvm)) { - svm_clr_intercept(svm, INTERCEPT_IRET); + + svm_clr_iret_intercept(svm); + if (!sev_es_guest(vcpu->kvm)) svm->nmi_iret_rip = kvm_rip_read(vcpu); - } + kvm_make_request(KVM_REQ_EVENT, vcpu); return 1; } @@ -3508,8 +3521,7 @@ static void svm_inject_nmi(struct kvm_vcpu *vcpu) return; svm->nmi_masked = true; - if (!sev_es_guest(vcpu->kvm)) - svm_set_intercept(svm, INTERCEPT_IRET); + svm_set_iret_intercept(svm); ++vcpu->stat.nmi_injections; } @@ -3649,12 +3661,10 @@ static void svm_set_nmi_mask(struct kvm_vcpu *vcpu, bool masked) if (masked) { svm->nmi_masked = true; - if (!sev_es_guest(vcpu->kvm)) - svm_set_intercept(svm, INTERCEPT_IRET); + svm_set_iret_intercept(svm); } else { svm->nmi_masked = false; - if (!sev_es_guest(vcpu->kvm)) - svm_clr_intercept(svm, INTERCEPT_IRET); + svm_clr_iret_intercept(svm); } } |