From 717e263fc354d53d0961e952b779d14a42c8ea66 Mon Sep 17 00:00:00 2001 From: Namhyung Kim Date: Tue, 22 Jan 2013 18:09:44 +0900 Subject: perf report: Show group description when event group is enabled When using event group viewer, it's better to show the group description rather than the leader information alone. If a leader did not contain any member, it's a non-group event. Signed-off-by: Namhyung Kim Acked-by: Jiri Olsa Cc: Ingo Molnar Cc: Jiri Olsa Cc: Paul Mackerras Cc: Pekka Enberg Cc: Peter Zijlstra Cc: Stephane Eranian Link: http://lkml.kernel.org/r/1358845787-1350-17-git-send-email-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/ui/browsers/hists.c | 25 +++++++++++++++++++++++++ tools/perf/ui/gtk/hists.c | 14 +++++++++++--- 2 files changed, 36 insertions(+), 3 deletions(-) (limited to 'tools/perf/ui') diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c index 167f7701f94e..20ccd57753f7 100644 --- 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); diff --git a/tools/perf/ui/gtk/hists.c b/tools/perf/ui/gtk/hists.c index 9c02c4c0f3b7..1e764a8ad259 100644 --- a/tools/perf/ui/gtk/hists.c +++ b/tools/perf/ui/gtk/hists.c @@ -270,10 +270,18 @@ int perf_evlist__gtk_browse_hists(struct perf_evlist *evlist, const char *evname = perf_evsel__name(pos); GtkWidget *scrolled_window; GtkWidget *tab_label; + char buf[512]; + size_t size = sizeof(buf); - if (symbol_conf.event_group && - !perf_evsel__is_group_leader(pos)) - continue; + if (symbol_conf.event_group) { + if (!perf_evsel__is_group_leader(pos)) + continue; + + if (pos->nr_members > 1) { + perf_evsel__group_desc(pos, buf, size); + evname = buf; + } + } scrolled_window = gtk_scrolled_window_new(NULL, NULL); -- cgit v1.2.3-55-g7522