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-rw-r--r--tools/perf/builtin-report.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index 9cc768ecaca..ce518c48a52 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -299,6 +299,21 @@ static size_t hists__fprintf_nr_sample_events(struct hists *self,
char unit;
unsigned long nr_samples = self->stats.nr_events[PERF_RECORD_SAMPLE];
u64 nr_events = self->stats.total_period;
+ struct perf_evsel *evsel = hists_to_evsel(self);
+ char buf[512];
+ size_t size = sizeof(buf);
+
+ if (symbol_conf.event_group && evsel->nr_members > 1) {
+ struct perf_evsel *pos;
+
+ perf_evsel__group_desc(evsel, buf, size);
+ evname = buf;
+
+ for_each_group_member(pos, evsel) {
+ nr_samples += pos->hists.stats.nr_events[PERF_RECORD_SAMPLE];
+ nr_events += pos->hists.stats.total_period;
+ }
+ }
nr_samples = convert_unit(nr_samples, &unit);
ret = fprintf(fp, "# Samples: %lu%c", nr_samples, unit);