rb_hierarchy_last 1874 tools/perf/ui/browsers/hists.c nd = rb_hierarchy_last(rb_last(browser->entries)); rb_hierarchy_last 1964 tools/perf/util/hist.c return rb_hierarchy_last(node); rb_hierarchy_last 544 tools/perf/util/hist.h struct rb_node *rb_hierarchy_last(struct rb_node *node);