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Diffstat (limited to 'tools/perf/builtin-timechart.c')
-rw-r--r--tools/perf/builtin-timechart.c25
1 files changed, 8 insertions, 17 deletions
diff --git a/tools/perf/builtin-timechart.c b/tools/perf/builtin-timechart.c
index 3f8bbcfb1e9..0d4d8ff7914 100644
--- a/tools/perf/builtin-timechart.c
+++ b/tools/perf/builtin-timechart.c
@@ -1029,33 +1029,24 @@ static void process_samples(struct perf_session *session)
}
}
-static int sample_type_check(struct perf_session *session)
-{
- if (!(session->sample_type & PERF_SAMPLE_RAW)) {
- fprintf(stderr, "No trace samples found in the file.\n"
- "Have you used 'perf timechart record' to record it?\n");
- return -1;
- }
-
- return 0;
-}
-
static struct perf_event_ops event_ops = {
- .process_comm_event = process_comm_event,
- .process_fork_event = process_fork_event,
- .process_exit_event = process_exit_event,
- .process_sample_event = queue_sample_event,
- .sample_type_check = sample_type_check,
+ .comm = process_comm_event,
+ .fork = process_fork_event,
+ .exit = process_exit_event,
+ .sample = queue_sample_event,
};
static int __cmd_timechart(void)
{
struct perf_session *session = perf_session__new(input_name, O_RDONLY, 0);
- int ret;
+ int ret = -EINVAL;
if (session == NULL)
return -ENOMEM;
+ if (!perf_session__has_traces(session, "timechart record"))
+ goto out_delete;
+
ret = perf_session__process_events(session, &event_ops);
if (ret)
goto out_delete;