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perf hists browser: Add suppport for event group view

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Show group members' overhead also when showing the leader's if event
group is enabled.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1358845787-1350-12-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 18:09:39 +09:00 committed by Arnaldo Carvalho de Melo
parent 897014603c
commit 371d8c402e
1 changed files with 57 additions and 0 deletions
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57
tools/perf/ui/browsers/hists.c
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@ -602,6 +602,63 @@ static int __hpp__color_fmt(struct perf_hpp *hpp, struct hist_entry *he,
ret += scnprintf(hpp->buf, hpp->size, "%6.2f%%", percent);
slsmg_printf("%s", hpp->buf);
if (symbol_conf.event_group) {
int prev_idx, idx_delta;
struct perf_evsel *evsel = hists_to_evsel(hists);
struct hist_entry *pair;
int nr_members = evsel->nr_members;
if (nr_members <= 1)
goto out;
prev_idx = perf_evsel__group_idx(evsel);
list_for_each_entry(pair, &he->pairs.head, pairs.node) {
u64 period = get_field(pair);
u64 total = pair->hists->stats.total_period;
if (!total)
continue;
evsel = hists_to_evsel(pair->hists);
idx_delta = perf_evsel__group_idx(evsel) - prev_idx - 1;
while (idx_delta--) {
/*
* zero-fill group members in the middle which
* have no sample
*/
ui_browser__set_percent_color(arg->b, 0.0,
arg->current_entry);
ret += scnprintf(hpp->buf, hpp->size,
" %6.2f%%", 0.0);
slsmg_printf("%s", hpp->buf);
}
percent = 100.0 * period / total;
ui_browser__set_percent_color(arg->b, percent,
arg->current_entry);
ret += scnprintf(hpp->buf, hpp->size,
" %6.2f%%", percent);
slsmg_printf("%s", hpp->buf);
prev_idx = perf_evsel__group_idx(evsel);
}
idx_delta = nr_members - prev_idx - 1;
while (idx_delta--) {
/*
* zero-fill group members at last which have no sample
*/
ui_browser__set_percent_color(arg->b, 0.0,
arg->current_entry);
ret += scnprintf(hpp->buf, hpp->size,
" %6.2f%%", 0.0);
slsmg_printf("%s", hpp->buf);
}
}
out:
if (!arg->current_entry || !arg->b->navkeypressed)
ui_browser__set_color(arg->b, HE_COLORSET_NORMAL);