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perf report: Show group description when event group is enabled

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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>
This commit is contained in:
Namhyung Kim
2013-01-22 18:09:44 +09:00
committed by Arnaldo Carvalho de Melo
parent fc24d7c25c
commit 717e263fc3
5 changed files with 84 additions and 3 deletions
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14
tools/perf/ui/gtk/hists.c
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@@ -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);