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Commit 6f21037b authored by Jan Kiszka's avatar Jan Kiszka Committed by Jiri Olsa
Browse files

tools lib traceevent: Factor out print_exit_reason in kvm plugin 

We will reuse it for nested vmexit tracepoints.

Link: http://lkml.kernel.org/r/619c418c8af87f03027b8c8013b0443996605700.1388855989.git.jan.kiszka@web.de



Acked-by: default avatarNamhyung Kim <namhyung@kernel.org>
Signed-off-by: default avatarJan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: default avatarSteven Rostedt <rostedt@goodmis.org>
Signed-off-by: default avatarJiri Olsa <jolsa@kernel.org>
parent 20d3cbd7

tools/lib/traceevent/plugin_kvm.c

+13 −4
Original line number Diff line number Diff line
@@ -244,15 +244,14 @@ static const char *find_exit_reason(unsigned isa, int val) 
	return strings[i].str;

}



static int kvm_exit_handler(struct trace_seq *s, struct pevent_record *record,

			    struct event_format *event, void *context)

static int print_exit_reason(struct trace_seq *s, struct pevent_record *record,

			     struct event_format *event, const char *field)

{

	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)

	if (pevent_get_field_val(s, event, field, record, &val, 1) < 0)

		return -1;



	if (pevent_get_field_val(s, event, "isa", record, &isa, 0) < 0)
@@ -263,6 +262,16 @@ static int kvm_exit_handler(struct trace_seq *s, struct pevent_record *record, 
		trace_seq_printf(s, "reason %s", reason);

	else

		trace_seq_printf(s, "reason UNKNOWN (%llu)", val);

	return 0;

}



static int kvm_exit_handler(struct trace_seq *s, struct pevent_record *record,

			    struct event_format *event, void *context)

{

	unsigned long long info1 = 0, info2 = 0;



	if (print_exit_reason(s, record, event, "exit_reason") < 0)

		return -1;



	pevent_print_num_field(s, " rip 0x%lx", event, "guest_rip", record, 1);