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Commit 371d8c40 authored by Namhyung Kim's avatar Namhyung Kim Committed by Arnaldo Carvalho de Melo
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perf hists browser: Add suppport for event group view 



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

Signed-off-by: default avatarNamhyung 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: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 89701460

tools/perf/ui/browsers/hists.c

+57 −0
Original line number Diff line number Diff line
@@ -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);