lruvec_zone 31 include/linux/mm_inline.h __mod_zone_page_state(lruvec_zone(lruvec), NR_LRU_BASE + lru, nr_pages); lruvec_zone 40 include/linux/mm_inline.h __mod_zone_page_state(lruvec_zone(lruvec), NR_LRU_BASE + lru, -nr_pages);