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authorSuravee Suthikulpanit <suravee.suthikulpanit@amd.com>2022-05-19 05:27:08 -0500
committerPaolo Bonzini <pbonzini@redhat.com>2022-06-24 12:52:45 -0400
commit39b6b8c35cf37970e07e9081c0e7d1083930b2f7 (patch)
treefdaa7be59d1af9cee3e3b1e005ef8c5d9689a17f /arch/x86/kvm/trace.h
parent8c9e639da435874fb845c4d296ce55664071ea7a (diff)
downloadlinux-39b6b8c35cf37970e07e9081c0e7d1083930b2f7.tar.gz
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.h18
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),