mem2node__exit   2867 tools/perf/builtin-c2c.c 	mem2node__exit(&c2c.mem2node);
mem2node__exit     77 tools/perf/tests/mem2node.c 	mem2node__exit(&map);
mem2node__exit     17 tools/perf/util/mem2node.h void mem2node__exit(struct mem2node *map);