1388 			       int *write_lock_level)  in unlock_up()  argument
1421 			if (write_lock_level &&  in unlock_up()
1423 			    i <= *write_lock_level) {  in unlock_up()
1424 				*write_lock_level = i - 1;  in unlock_up()
1601 		       int *write_lock_level)  in setup_nodes_for_search()  argument
1609 		if (*write_lock_level < level + 1) {  in setup_nodes_for_search()
1610 			*write_lock_level = level + 1;  in setup_nodes_for_search()
1622 		if (*write_lock_level < level + 1) {  in setup_nodes_for_search()
1623 			*write_lock_level = level + 1;  in setup_nodes_for_search()
1680 							int write_lock_level)  in btrfs_search_slot_get_root()  argument
1712 	if (write_lock_level < BTRFS_MAX_LEVEL) {  in btrfs_search_slot_get_root()
1725 		if (level > write_lock_level)  in btrfs_search_slot_get_root()
1989 	int write_lock_level = 0;  in btrfs_search_slot()  local
2019 		write_lock_level = 2;  in btrfs_search_slot()
2025 		write_lock_level = 1;  in btrfs_search_slot()
2029 		write_lock_level = -1;  in btrfs_search_slot()
2032 		write_lock_level = BTRFS_MAX_LEVEL;  in btrfs_search_slot()
2034 	min_write_lock_level = write_lock_level;  in btrfs_search_slot()
2048 	b = btrfs_search_slot_get_root(root, p, write_lock_level);  in btrfs_search_slot()
2074 			if (level > write_lock_level ||  in btrfs_search_slot()
2075 			    (level + 1 > write_lock_level &&  in btrfs_search_slot()
2078 				write_lock_level = level + 1;  in btrfs_search_slot()
2122 				ASSERT(write_lock_level >= 1);  in btrfs_search_slot()
2142 					     &write_lock_level);  in btrfs_search_slot()
2157 		if (slot == 0 && ins_len && write_lock_level < level + 1) {  in btrfs_search_slot()
2158 			write_lock_level = level + 1;  in btrfs_search_slot()
2164 			  &write_lock_level);  in btrfs_search_slot()
2185 			if (level <= write_lock_level) {  in btrfs_search_slot()