diff options
| author | Suravee Suthikulpanit <suravee.suthikulpanit@amd.com> | 2022-05-19 12:27:08 +0200 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2022-06-24 18:52:45 +0200 |
| commit | 39b6b8c35cf37970e07e9081c0e7d1083930b2f7 (patch) | |
| tree | fdaa7be59d1af9cee3e3b1e005ef8c5d9689a17f /arch/x86/kvm/trace.h | |
| parent | KVM: SVM: Use target APIC ID to complete x2AVIC IRQs when possible (diff) | |
| download | linux-39b6b8c35cf37970e07e9081c0e7d1083930b2f7.tar.xz linux-39b6b8c35cf37970e07e9081c0e7d1083930b2f7.zip | |
KVM: SVM: Add AVIC doorbell tracepoint
Add a tracepoint to track number of doorbells being sent
to signal a running vCPU to process IRQ after being injected.
Reviewed-by: Maxim Levitsky <mlevitsk@redhat.com>
Signed-off-by: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Message-Id: <20220519102709.24125-17-suravee.suthikulpanit@amd.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/trace.h')
| -rw-r--r-- | arch/x86/kvm/trace.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/x86/kvm/trace.h b/arch/x86/kvm/trace.h index fd28dd40b813..bc85622e28b2 100644 --- a/arch/x86/kvm/trace.h +++ b/arch/x86/kvm/trace.h @@ -1490,6 +1490,24 @@ TRACE_EVENT(kvm_avic_kick_vcpu_slowpath, __entry->icrh, __entry->icrl, __entry->index) ); +TRACE_EVENT(kvm_avic_doorbell, + TP_PROTO(u32 vcpuid, u32 apicid), + TP_ARGS(vcpuid, apicid), + + TP_STRUCT__entry( + __field(u32, vcpuid) + __field(u32, apicid) + ), + + TP_fast_assign( + __entry->vcpuid = vcpuid; + __entry->apicid = apicid; + ), + + TP_printk("vcpuid=%u, apicid=%u", + __entry->vcpuid, __entry->apicid) +); + TRACE_EVENT(kvm_hv_timer_state, TP_PROTO(unsigned int vcpu_id, unsigned int hv_timer_in_use), TP_ARGS(vcpu_id, hv_timer_in_use), |