KVM: SVM: implement dedicated INTR exit handler

With an exit handler for INTR 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>

1 files changed, 7 insertions, 1 deletions

diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index 8a2118b09fd2..0eac1a5060a6 100644
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -1086,6 +1086,12 @@ static int nmi_interception(struct vcpu_svm *svm, struct kvm_run *kvm_run)
         return 1;
 }
 
+static int intr_interception(struct vcpu_svm *svm, struct kvm_run *kvm_run)
+{
+        ++svm->vcpu.stat.irq_exits;
+        return 1;
+}
+
 static int nop_on_interception(struct vcpu_svm *svm, struct kvm_run *kvm_run)
 {
         return 1;
@@ -1369,7 +1375,7 @@ static int (*svm_exit_handlers[])(struct vcpu_svm *svm,
         [SVM_EXIT_EXCP_BASE + PF_VECTOR]        = pf_interception,
         [SVM_EXIT_EXCP_BASE + NM_VECTOR]        = nm_interception,
         [SVM_EXIT_EXCP_BASE + MC_VECTOR]        = mc_interception,
-        [SVM_EXIT_INTR]                         = nop_on_interception,
+        [SVM_EXIT_INTR]                         = intr_interception,
         [SVM_EXIT_NMI]                          = nmi_interception,
         [SVM_EXIT_SMI]                          = nop_on_interception,
         [SVM_EXIT_INIT]                         = nop_on_interception,