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authorJoerg Roedel <joerg.roedel@amd.com>2009-10-09 18:08:28 +0400
committerAvi Kivity <avi@redhat.com>2009-12-03 10:32:15 +0300
commitd8cabddf7e8fbdced2dd668c98d7762c7ef75245 (patch)
tree17d8f451b1bc9552cc09a3753d5e612f58c6f919 /arch/x86/kvm/trace.h
parent0ac406de8f3780c8e0801d5719e1ec531d4a6ec4 (diff)
downloadlinux-d8cabddf7e8fbdced2dd668c98d7762c7ef75245.tar.xz
KVM: SVM: Add tracepoint for nested #vmexit
This patch adds a tracepoint for every #vmexit we get from a nested guest. Signed-off-by: Joerg Roedel <joerg.roedel@amd.com> Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'arch/x86/kvm/trace.h')
-rw-r--r--arch/x86/kvm/trace.h36
1 files changed, 36 insertions, 0 deletions
diff --git a/arch/x86/kvm/trace.h b/arch/x86/kvm/trace.h
index b5798e12182a..a7eb6299a261 100644
--- a/arch/x86/kvm/trace.h
+++ b/arch/x86/kvm/trace.h
@@ -382,6 +382,42 @@ TRACE_EVENT(kvm_nested_vmrun,
__entry->npt ? "on" : "off")
);
+/*
+ * Tracepoint for #VMEXIT while nested
+ */
+TRACE_EVENT(kvm_nested_vmexit,
+ TP_PROTO(__u64 rip, __u32 exit_code,
+ __u64 exit_info1, __u64 exit_info2,
+ __u32 exit_int_info, __u32 exit_int_info_err),
+ TP_ARGS(rip, exit_code, exit_info1, exit_info2,
+ exit_int_info, exit_int_info_err),
+
+ TP_STRUCT__entry(
+ __field( __u64, rip )
+ __field( __u32, exit_code )
+ __field( __u64, exit_info1 )
+ __field( __u64, exit_info2 )
+ __field( __u32, exit_int_info )
+ __field( __u32, exit_int_info_err )
+ ),
+
+ TP_fast_assign(
+ __entry->rip = rip;
+ __entry->exit_code = exit_code;
+ __entry->exit_info1 = exit_info1;
+ __entry->exit_info2 = exit_info2;
+ __entry->exit_int_info = exit_int_info;
+ __entry->exit_int_info_err = exit_int_info_err;
+ ),
+ TP_printk("rip: 0x%016llx reason: %s ext_inf1: 0x%016llx "
+ "ext_inf2: 0x%016llx ext_int: 0x%08x ext_int_err: 0x%08x\n",
+ __entry->rip,
+ ftrace_print_symbols_seq(p, __entry->exit_code,
+ kvm_x86_ops->exit_reasons_str),
+ __entry->exit_info1, __entry->exit_info2,
+ __entry->exit_int_info, __entry->exit_int_info_err)
+);
+
#endif /* _TRACE_KVM_H */
/* This part must be outside protection */