Messages in this thread Patch in this message | | | From | Avi Kivity <> | Subject | [PATCH 04/50] KVM: SVM: implement dedicated NMI exit handler | Date | Thu, 26 Jun 2008 15:27:46 +0300 |
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From: Joerg Roedel <joerg.roedel@amd.com>
With an exit handler for NMI intercepts its possible to account them using kvmtrace.
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com> Signed-off-by: Avi Kivity <avi@qumranet.com> --- arch/x86/kvm/svm.c | 7 ++++++- 1 files changed, 6 insertions(+), 1 deletions(-)
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c index 6b0d5fa..8a2118b 100644 --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c @@ -1081,6 +1081,11 @@ static int io_interception(struct vcpu_svm *svm, struct kvm_run *kvm_run) return kvm_emulate_pio(&svm->vcpu, kvm_run, in, size, port); } +static int nmi_interception(struct vcpu_svm *svm, struct kvm_run *kvm_run) +{ + return 1; +} + static int nop_on_interception(struct vcpu_svm *svm, struct kvm_run *kvm_run) { return 1; @@ -1365,7 +1370,7 @@ static int (*svm_exit_handlers[])(struct vcpu_svm *svm, [SVM_EXIT_EXCP_BASE + NM_VECTOR] = nm_interception, [SVM_EXIT_EXCP_BASE + MC_VECTOR] = mc_interception, [SVM_EXIT_INTR] = nop_on_interception, - [SVM_EXIT_NMI] = nop_on_interception, + [SVM_EXIT_NMI] = nmi_interception, [SVM_EXIT_SMI] = nop_on_interception, [SVM_EXIT_INIT] = nop_on_interception, [SVM_EXIT_VINTR] = interrupt_window_interception, -- 1.5.6
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