has_single_node   101 tools/perf/ui/gtk/hists.c 	bool has_single_node = (rb_first(root) == rb_last(root));
has_single_node   112 tools/perf/ui/gtk/hists.c 		need_new_parent = !has_single_node;
has_single_node   224 tools/perf/ui/gtk/hists.c 	bool has_single_node = (rb_first(root) == rb_last(root));
has_single_node   236 tools/perf/ui/gtk/hists.c 		need_new_parent = !has_single_node && (node->val_nr > 1);