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authorNamhyung Kim <namhyung.kim@lge.com>2013-01-22 13:09:44 +0400
committerArnaldo Carvalho de Melo <acme@redhat.com>2013-01-31 20:07:48 +0400
commit717e263fc354d53d0961e952b779d14a42c8ea66 (patch)
tree8bac96ac04d96d7544d9443fb29599480bb88a2f /tools/perf/ui/gtk/hists.c
parentfc24d7c25c9d880ae012548d522fe13caee556ed (diff)
downloadlinux-717e263fc354d53d0961e952b779d14a42c8ea66.tar.xz
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 <namhyung@kernel.org> Acked-by: Jiri Olsa <jolsa@redhat.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Pekka Enberg <penberg@kernel.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/r/1358845787-1350-17-git-send-email-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/ui/gtk/hists.c')
-rw-r--r--tools/perf/ui/gtk/hists.c14
1 files changed, 11 insertions, 3 deletions
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);