KVM: MMU: trace mmio page fault
Add tracepoints to trace mmio page fault
Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
diff --git a/arch/x86/kvm/trace.h b/arch/x86/kvm/trace.h
index 624f8cb..3ff898c 100644
--- a/arch/x86/kvm/trace.h
+++ b/arch/x86/kvm/trace.h
@@ -698,6 +698,29 @@
#define trace_kvm_emulate_insn_start(vcpu) trace_kvm_emulate_insn(vcpu, 0)
#define trace_kvm_emulate_insn_failed(vcpu) trace_kvm_emulate_insn(vcpu, 1)
+TRACE_EVENT(
+ vcpu_match_mmio,
+ TP_PROTO(gva_t gva, gpa_t gpa, bool write, bool gpa_match),
+ TP_ARGS(gva, gpa, write, gpa_match),
+
+ TP_STRUCT__entry(
+ __field(gva_t, gva)
+ __field(gpa_t, gpa)
+ __field(bool, write)
+ __field(bool, gpa_match)
+ ),
+
+ TP_fast_assign(
+ __entry->gva = gva;
+ __entry->gpa = gpa;
+ __entry->write = write;
+ __entry->gpa_match = gpa_match
+ ),
+
+ TP_printk("gva %#lx gpa %#llx %s %s", __entry->gva, __entry->gpa,
+ __entry->write ? "Write" : "Read",
+ __entry->gpa_match ? "GPA" : "GVA")
+);
#endif /* _TRACE_KVM_H */
#undef TRACE_INCLUDE_PATH