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-rw-r--r--tools/perf/builtin-timechart.c13
1 files changed, 1 insertions, 12 deletions
diff --git a/tools/perf/builtin-timechart.c b/tools/perf/builtin-timechart.c
index a589a43112d6..b42f337c17d9 100644
--- a/tools/perf/builtin-timechart.c
+++ b/tools/perf/builtin-timechart.c
@@ -1029,23 +1029,12 @@ static void process_samples(struct perf_session *session)
1029 } 1029 }
1030} 1030}
1031 1031
1032static int sample_type_check(struct perf_session *session)
1033{
1034 if (!(session->sample_type & PERF_SAMPLE_RAW)) {
1035 fprintf(stderr, "No trace samples found in the file.\n"
1036 "Have you used 'perf timechart record' to record it?\n");
1037 return -1;
1038 }
1039
1040 return 0;
1041}
1042
1043static struct perf_event_ops event_ops = { 1032static struct perf_event_ops event_ops = {
1044 .process_comm_event = process_comm_event, 1033 .process_comm_event = process_comm_event,
1045 .process_fork_event = process_fork_event, 1034 .process_fork_event = process_fork_event,
1046 .process_exit_event = process_exit_event, 1035 .process_exit_event = process_exit_event,
1047 .process_sample_event = queue_sample_event, 1036 .process_sample_event = queue_sample_event,
1048 .sample_type_check = sample_type_check, 1037 .sample_type_check = perf_session__has_traces,
1049}; 1038};
1050 1039
1051static int __cmd_timechart(void) 1040static int __cmd_timechart(void)