array_freelist_empty 2513 drivers/md/bcache/btree.c 		if (array_freelist_empty(&buf->freelist))
array_freelist_empty  598 drivers/md/bcache/writeback.c 		if (array_freelist_empty(&buf->freelist))
array_freelist_empty  634 drivers/md/bcache/writeback.c 		if (array_freelist_empty(&buf->freelist))