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Commit e311ec1e authored by Namhyung Kim's avatar Namhyung Kim Committed by Arnaldo Carvalho de Melo
Browse files

perf ui/gtk: Implement hierarchy output mode 



The hierarchy output mode is to group entries for each level so that
user can see higher level picture more easily.

Signed-off-by: default avatarNamhyung Kim <namhyung@kernel.org>
Acked-by: default avatarPekka Enberg <penberg@kernel.org>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/r/1456326830-30456-16-git-send-email-namhyung@kernel.org


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent d8b92400

tools/perf/ui/gtk/hists.c

+162 −1
Original line number Diff line number Diff line
@@ -396,6 +396,164 @@ static void perf_gtk__show_hists(GtkWidget *window, struct hists *hists, 
	gtk_container_add(GTK_CONTAINER(window), view);

}



static void perf_gtk__add_hierarchy_entries(struct hists *hists,

					    struct rb_root *root,

					    GtkTreeStore *store,

					    GtkTreeIter *parent,

					    struct perf_hpp *hpp,

					    float min_pcnt)

{

	int col_idx = 0;

	struct rb_node *node;

	struct hist_entry *he;

	struct perf_hpp_fmt *fmt;

	u64 total = hists__total_period(hists);



	for (node = rb_first(root); node; node = rb_next(node)) {

		GtkTreeIter iter;

		float percent;



		he = rb_entry(node, struct hist_entry, rb_node);

		if (he->filtered)

			continue;



		percent = hist_entry__get_percent_limit(he);

		if (percent < min_pcnt)

			continue;



		gtk_tree_store_append(store, &iter, parent);



		col_idx = 0;

		hists__for_each_format(hists, fmt) {

			if (perf_hpp__is_sort_entry(fmt) ||

			    perf_hpp__is_dynamic_entry(fmt))

				break;



			if (fmt->color)

				fmt->color(fmt, hpp, he);

			else

				fmt->entry(fmt, hpp, he);



			gtk_tree_store_set(store, &iter, col_idx++, hpp->buf, -1);

		}



		fmt = he->fmt;

		if (fmt->color)

			fmt->color(fmt, hpp, he);

		else

			fmt->entry(fmt, hpp, he);



		gtk_tree_store_set(store, &iter, col_idx, rtrim(hpp->buf), -1);



		if (!he->leaf) {

			perf_gtk__add_hierarchy_entries(hists, &he->hroot_out,

							store, &iter, hpp,

							min_pcnt);

		}



		if (symbol_conf.use_callchain && he->leaf) {

			if (callchain_param.mode == CHAIN_GRAPH_REL)

				total = symbol_conf.cumulate_callchain ?

					he->stat_acc->period : he->stat.period;



			perf_gtk__add_callchain(&he->sorted_chain, store, &iter,

						col_idx, total);

		}

	}



}



static void perf_gtk__show_hierarchy(GtkWidget *window, struct hists *hists,

				     float min_pcnt)

{

	struct perf_hpp_fmt *fmt;

	GType col_types[MAX_COLUMNS];

	GtkCellRenderer *renderer;

	GtkTreeStore *store;

	GtkWidget *view;

	int col_idx;

	int nr_cols = 0;

	char s[512];

	char buf[512];

	bool first = true;

	struct perf_hpp hpp = {

		.buf		= s,

		.size		= sizeof(s),

	};



	hists__for_each_format(hists, fmt) {

		if (perf_hpp__is_sort_entry(fmt) ||

		    perf_hpp__is_dynamic_entry(fmt))

			break;



		col_types[nr_cols++] = G_TYPE_STRING;

	}

	col_types[nr_cols++] = G_TYPE_STRING;



	store = gtk_tree_store_newv(nr_cols, col_types);

	view = gtk_tree_view_new();

	renderer = gtk_cell_renderer_text_new();



	col_idx = 0;

	hists__for_each_format(hists, fmt) {

		if (perf_hpp__is_sort_entry(fmt) ||

		    perf_hpp__is_dynamic_entry(fmt))

			break;



		gtk_tree_view_insert_column_with_attributes(GTK_TREE_VIEW(view),

							    -1, fmt->name,

							    renderer, "markup",

							    col_idx++, NULL);

	}



	/* construct merged column header since sort keys share single column */

	buf[0] = '\0';

	hists__for_each_format(hists ,fmt) {

		if (!perf_hpp__is_sort_entry(fmt) &&

		    !perf_hpp__is_dynamic_entry(fmt))

			continue;

		if (perf_hpp__should_skip(fmt, hists))

			continue;



		if (first)

			first = false;

		else

			strcat(buf, " / ");



		fmt->header(fmt, &hpp, hists_to_evsel(hists));

		strcat(buf, rtrim(hpp.buf));

	}



	gtk_tree_view_insert_column_with_attributes(GTK_TREE_VIEW(view),

						    -1, buf,

						    renderer, "markup",

						    col_idx++, NULL);



	for (col_idx = 0; col_idx < nr_cols; col_idx++) {

		GtkTreeViewColumn *column;



		column = gtk_tree_view_get_column(GTK_TREE_VIEW(view), col_idx);

		gtk_tree_view_column_set_resizable(column, TRUE);



		if (col_idx == 0) {

			gtk_tree_view_set_expander_column(GTK_TREE_VIEW(view),

							  column);

		}

	}



	gtk_tree_view_set_model(GTK_TREE_VIEW(view), GTK_TREE_MODEL(store));

	g_object_unref(GTK_TREE_MODEL(store));



	perf_gtk__add_hierarchy_entries(hists, &hists->entries, store,

					NULL, &hpp, min_pcnt);



	gtk_tree_view_set_rules_hint(GTK_TREE_VIEW(view), TRUE);



	g_signal_connect(view, "row-activated",

			 G_CALLBACK(on_row_activated), NULL);

	gtk_container_add(GTK_CONTAINER(window), view);

}



int perf_evlist__gtk_browse_hists(struct perf_evlist *evlist,

				  const char *help,

				  struct hist_browser_timer *hbt __maybe_unused,
@@ -463,6 +621,9 @@ int perf_evlist__gtk_browse_hists(struct perf_evlist *evlist, 
							GTK_POLICY_AUTOMATIC,

							GTK_POLICY_AUTOMATIC);



		if (symbol_conf.report_hierarchy)

			perf_gtk__show_hierarchy(scrolled_window, hists, min_pcnt);

		else

			perf_gtk__show_hists(scrolled_window, hists, min_pcnt);



		tab_label = gtk_label_new(evname);