perf report: Show group description when event group is enabled

[platform/adaptation/renesas_rcar/renesas_kernel.git] / tools / perf / ui / browsers / hists.c

diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
index 167f770..20ccd57 100644 (file)
--- a/tools/perf/ui/browsers/hists.c
+++ b/tools/perf/ui/browsers/hists.c
@@ -1189,6 +1189,21 @@ static int hists__browser_title(struct hists *hists, char *bf, size_t size,
        const struct thread *thread = hists->thread_filter;
        unsigned long nr_samples = hists->stats.nr_events[PERF_RECORD_SAMPLE];
        u64 nr_events = hists->stats.total_period;
+       struct perf_evsel *evsel = hists_to_evsel(hists);
+       char buf[512];
+       size_t buflen = sizeof(buf);
+
+       if (symbol_conf.event_group && evsel->nr_members > 1) {
+               struct perf_evsel *pos;
+
+               perf_evsel__group_desc(evsel, buf, buflen);
+               ev_name = 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);
        printed = scnprintf(bf, size,
@@ -1585,6 +1600,16 @@ static void perf_evsel_menu__write(struct ui_browser *browser,
        ui_browser__set_color(browser, current_entry ? HE_COLORSET_SELECTED :
                                                       HE_COLORSET_NORMAL);
 
+       if (symbol_conf.event_group && evsel->nr_members > 1) {
+               struct perf_evsel *pos;
+
+               ev_name = perf_evsel__group_name(evsel);
+
+               for_each_group_member(pos, evsel) {
+                       nr_events += pos->hists.stats.nr_events[PERF_RECORD_SAMPLE];
+               }
+       }
+
        nr_events = convert_unit(nr_events, &unit);
        printed = scnprintf(bf, sizeof(bf), "%lu%c%s%s", nr_events,
                           unit, unit == ' ' ? "" : " ", ev_name);