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Commit cb16008b authored by Namhyung Kim's avatar Namhyung Kim Committed by Arnaldo Carvalho de Melo
Browse files

perf gtk/browser: Add support for event group view 



Show group members's overhead also when showing 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: Pekka Enberg <penberg@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Stephane Eranian <eranina@google.com>
Link: http://lkml.kernel.org/r/1358845787-1350-13-git-send-email-namhyung@kernel.org


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 371d8c40

tools/perf/ui/gtk/hists.c

+52 −4
Original line number Diff line number Diff line
@@ -8,8 +8,7 @@ 


#define MAX_COLUMNS			32



static int perf_gtk__percent_color_snprintf(char *buf, size_t size,

					    double percent)

static int __percent_color_snprintf(char *buf, size_t size, double percent)

{

	int ret = 0;

	const char *markup;
@@ -37,7 +36,55 @@ static int __hpp__color_fmt(struct perf_hpp *hpp, struct hist_entry *he, 
	if (hists->stats.total_period)

		percent = 100.0 * get_field(he) / hists->stats.total_period;



	ret = perf_gtk__percent_color_snprintf(hpp->buf, hpp->size, percent);

	ret = __percent_color_snprintf(hpp->buf, hpp->size, percent);



	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)

			return ret;



		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;



			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

				 */

				ret += __percent_color_snprintf(hpp->buf + ret,

								hpp->size - ret,

								0.0);

			}



			percent = 100.0 * period / total;

			ret += __percent_color_snprintf(hpp->buf + ret,

							hpp->size - ret,

							percent);



			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

			 */

			ret += __percent_color_snprintf(hpp->buf + ret,

							hpp->size - ret,

							0.0);

		}

	}

	return ret;

}
@@ -96,6 +143,7 @@ static void perf_gtk__show_hists(GtkWidget *window, struct hists *hists) 
	struct perf_hpp hpp = {

		.buf		= s,

		.size		= sizeof(s),

		.ptr		= hists_to_evsel(hists),

	};



	nr_cols = 0;