diff options
| author | Maxim Levitsky <mlevitsk@redhat.com> | 2021-12-09 14:54:36 +0300 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2021-12-09 17:07:39 +0300 |
| commit | 8e819d75cbcf541a833219521379114a76a645a6 (patch) | |
| tree | 0a393f8483640026ffa1edcc968e7c3ce4e9579f /arch/x86/kvm/lapic.c | |
| parent | 502d2bf5f2fd7c05adc2d4f057910bd5d4c4c63e (diff) | |
| download | linux-8e819d75cbcf541a833219521379114a76a645a6.tar.xz | |
KVM: x86: add a tracepoint for APICv/AVIC interrupt delivery
This allows to see how many interrupts were delivered via the
APICv/AVIC from the host.
Signed-off-by: Maxim Levitsky <mlevitsk@redhat.com>
Message-Id: <20211209115440.394441-3-mlevitsk@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/lapic.c')
| -rw-r--r-- | arch/x86/kvm/lapic.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c index 40270d7bc597..c5028e6b0f96 100644 --- a/arch/x86/kvm/lapic.c +++ b/arch/x86/kvm/lapic.c @@ -1100,6 +1100,9 @@ static int __apic_accept_irq(struct kvm_lapic *apic, int delivery_mode, kvm_lapic_set_irr(vector, apic); kvm_make_request(KVM_REQ_EVENT, vcpu); kvm_vcpu_kick(vcpu); + } else { + trace_kvm_apicv_accept_irq(vcpu->vcpu_id, delivery_mode, + trig_mode, vector); } break; |