diff options
| author | Joerg Roedel <joerg.roedel@amd.com> | 2008-04-30 17:56:00 +0200 |
|---|---|---|
| committer | Avi Kivity <avi@qumranet.com> | 2008-07-20 12:40:47 +0300 |
| commit | c47f098d69ed2bd7343e54095ff4aa2533253bee (patch) | |
| tree | e296ddf631b111bad32255581bf3f192e7efb0ba /arch/x86/kvm/svm.c | |
| parent | c7bf23babc959b186335d2640959a1b8633588de (diff) | |
| download | lwn-c47f098d69ed2bd7343e54095ff4aa2533253bee.tar.gz lwn-c47f098d69ed2bd7343e54095ff4aa2533253bee.zip | |
KVM: SVM: implement dedicated NMI exit handler
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>
Diffstat (limited to 'arch/x86/kvm/svm.c')
| -rw-r--r-- | 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 6b0d5fa5bab3..8a2118b09fd2 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, |