104 			   struct btrfs_key *top, int level, u64 generation);
111 	int level = 0;  in __readahead_hook()  local
123 		level = btrfs_header_level(eb);  in __readahead_hook()
146 		nritems = level ? btrfs_header_nritems(eb) : 0;  in __readahead_hook()
201 						level - 1, n_gen);  in __readahead_hook()
320 					      struct btrfs_key *top, int level)  in reada_find_extent()  argument
349 	blocksize = btrfs_level_size(root, level);  in reada_find_extent()
535 			   struct btrfs_key *top, int level, u64 generation)  in reada_add_block()  argument
541 	re = reada_find_extent(root, logical, top, level); /* takes one ref */  in reada_add_block()
891 	int level;  in btrfs_reada_add()  local
913 	level = btrfs_header_level(node);  in btrfs_reada_add()
917 	reada_add_block(rc, start, &max_key, level, generation);  in btrfs_reada_add()