1367 			       int *write_lock_level)  in unlock_up()  argument
1400 			if (write_lock_level &&  in unlock_up()
1402 			    i <= *write_lock_level) {  in unlock_up()
1403 				*write_lock_level = i - 1;  in unlock_up()
1544 		       int *write_lock_level)  in setup_nodes_for_search()  argument
1552 		if (*write_lock_level < level + 1) {  in setup_nodes_for_search()
1553 			*write_lock_level = level + 1;  in setup_nodes_for_search()
1565 		if (*write_lock_level < level + 1) {  in setup_nodes_for_search()
1566 			*write_lock_level = level + 1;  in setup_nodes_for_search()
1623 							int write_lock_level)  in btrfs_search_slot_get_root()  argument
1655 	if (write_lock_level < BTRFS_MAX_LEVEL) {  in btrfs_search_slot_get_root()
1668 		if (level > write_lock_level)  in btrfs_search_slot_get_root()
1932 	int write_lock_level = 0;  in btrfs_search_slot()  local
1956 		write_lock_level = 2;  in btrfs_search_slot()
1962 		write_lock_level = 1;  in btrfs_search_slot()
1966 		write_lock_level = -1;  in btrfs_search_slot()
1969 		write_lock_level = BTRFS_MAX_LEVEL;  in btrfs_search_slot()
1971 	min_write_lock_level = write_lock_level;  in btrfs_search_slot()
1985 	b = btrfs_search_slot_get_root(root, p, write_lock_level);  in btrfs_search_slot()
2011 			if (level > write_lock_level ||  in btrfs_search_slot()
2012 			    (level + 1 > write_lock_level &&  in btrfs_search_slot()
2015 				write_lock_level = level + 1;  in btrfs_search_slot()
2059 				ASSERT(write_lock_level >= 1);  in btrfs_search_slot()
2079 					     &write_lock_level);  in btrfs_search_slot()
2094 		if (slot == 0 && ins_len && write_lock_level < level + 1) {  in btrfs_search_slot()
2095 			write_lock_level = level + 1;  in btrfs_search_slot()
2101 			  &write_lock_level);  in btrfs_search_slot()
2122 			if (level <= write_lock_level) {  in btrfs_search_slot()