PGLAZYFREE       1486 mm/memcontrol.c 	seq_buf_printf(&s, "pglazyfree %lu\n", memcg_events(memcg, PGLAZYFREE));
PGLAZYFREE        578 mm/swap.c      		__count_vm_events(PGLAZYFREE, hpage_nr_pages(page));
PGLAZYFREE        579 mm/swap.c      		count_memcg_page_event(page, PGLAZYFREE);