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| author | Suravee Suthikulpanit <suravee.suthikulpanit@amd.com> | 2016-05-04 21:09:48 +0200 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2016-05-18 18:04:29 +0200 |
| commit | 18f40c53e10f8d1267dc47cce4487664eececd6d (patch) | |
| tree | fab5d751497aec9cccbef9f0f11e372451742d70 /arch/x86/kvm/trace.h | |
| parent | svm: Add interrupt injection via AVIC (diff) | |
| download | linux-18f40c53e10f8d1267dc47cce4487664eececd6d.tar.xz linux-18f40c53e10f8d1267dc47cce4487664eececd6d.zip | |
svm: Add VMEXIT handlers for AVIC
This patch introduces VMEXIT handlers, avic_incomplete_ipi_interception()
and avic_unaccelerated_access_interception() along with two trace points
(trace_kvm_avic_incomplete_ipi and trace_kvm_avic_unaccelerated_access).
Signed-off-by: Suravee Suthikulpanit <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 | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/arch/x86/kvm/trace.h b/arch/x86/kvm/trace.h index 2f1ea2f61e1f..39f264cbda71 100644 --- a/arch/x86/kvm/trace.h +++ b/arch/x86/kvm/trace.h @@ -1292,6 +1292,63 @@ TRACE_EVENT(kvm_hv_stimer_cleanup, __entry->vcpu_id, __entry->timer_index) ); +/* + * Tracepoint for AMD AVIC + */ +TRACE_EVENT(kvm_avic_incomplete_ipi, + TP_PROTO(u32 vcpu, u32 icrh, u32 icrl, u32 id, u32 index), + TP_ARGS(vcpu, icrh, icrl, id, index), + + TP_STRUCT__entry( + __field(u32, vcpu) + __field(u32, icrh) + __field(u32, icrl) + __field(u32, id) + __field(u32, index) + ), + + TP_fast_assign( + __entry->vcpu = vcpu; + __entry->icrh = icrh; + __entry->icrl = icrl; + __entry->id = id; + __entry->index = index; + ), + + TP_printk("vcpu=%u, icrh:icrl=%#010x:%08x, id=%u, index=%u\n", + __entry->vcpu, __entry->icrh, __entry->icrl, + __entry->id, __entry->index) +); + +TRACE_EVENT(kvm_avic_unaccelerated_access, + TP_PROTO(u32 vcpu, u32 offset, bool ft, bool rw, u32 vec), + TP_ARGS(vcpu, offset, ft, rw, vec), + + TP_STRUCT__entry( + __field(u32, vcpu) + __field(u32, offset) + __field(bool, ft) + __field(bool, rw) + __field(u32, vec) + ), + + TP_fast_assign( + __entry->vcpu = vcpu; + __entry->offset = offset; + __entry->ft = ft; + __entry->rw = rw; + __entry->vec = vec; + ), + + TP_printk("vcpu=%u, offset=%#x(%s), %s, %s, vec=%#x\n", + __entry->vcpu, + __entry->offset, + __print_symbolic(__entry->offset, kvm_trace_symbol_apic), + __entry->ft ? "trap" : "fault", + __entry->rw ? "write" : "read", + __entry->vec) +); + #endif /* _TRACE_KVM_H */ #undef TRACE_INCLUDE_PATH |