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-rw-r--r--tools/lib/traceevent/plugin_kvm.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/tools/lib/traceevent/plugin_kvm.c b/tools/lib/traceevent/plugin_kvm.c
index 9e0e8c61b43b..3e6122067d67 100644
--- a/tools/lib/traceevent/plugin_kvm.c
+++ b/tools/lib/traceevent/plugin_kvm.c
@@ -240,9 +240,8 @@ static const char *find_exit_reason(unsigned isa, int val)
for (i = 0; strings[i].val >= 0; i++)
if (strings[i].val == val)
break;
- if (strings[i].str)
- return strings[i].str;
- return "UNKNOWN";
+
+ return strings[i].str;
}
static int kvm_exit_handler(struct trace_seq *s, struct pevent_record *record,
@@ -251,6 +250,7 @@ static int kvm_exit_handler(struct trace_seq *s, struct pevent_record *record,
unsigned long long isa;
unsigned long long val;
unsigned long long info1 = 0, info2 = 0;
+ const char *reason;
if (pevent_get_field_val(s, event, "exit_reason", record, &val, 1) < 0)
return -1;
@@ -258,7 +258,11 @@ static int kvm_exit_handler(struct trace_seq *s, struct pevent_record *record,
if (pevent_get_field_val(s, event, "isa", record, &isa, 0) < 0)
isa = 1;
- trace_seq_printf(s, "reason %s", find_exit_reason(isa, val));
+ reason = find_exit_reason(isa, val);
+ if (reason)
+ trace_seq_printf(s, "reason %s", reason);
+ else
+ trace_seq_printf(s, "reason UNKNOWN (%llu)", val);
pevent_print_num_field(s, " rip 0x%lx", event, "guest_rip", record, 1);