LRU_INACTIVE_FILE 54 include/linux/mm_inline.h return LRU_INACTIVE_FILE; LRU_INACTIVE_FILE 190 include/linux/mmzone.h return (lru == LRU_INACTIVE_FILE || lru == LRU_ACTIVE_FILE); LRU_INACTIVE_FILE 225 include/linux/mmzone.h #define LRU_ALL_FILE (BIT(LRU_INACTIVE_FILE) | BIT(LRU_ACTIVE_FILE))