4159 	u64 dest_addr, dest_length, min_size;  in move_existing_remap()  local
4186 	dest_length = ins.offset;  in move_existing_remap()
4190 	if (!is_data && !IS_ALIGNED(dest_length, fs_info->nodesize)) {  in move_existing_remap()
4191 		u64 new_length = ALIGN_DOWN(dest_length, fs_info->nodesize);  in move_existing_remap()
4194 					   dest_length - new_length, 0);  in move_existing_remap()
4196 		dest_length = new_length;  in move_existing_remap()
4229 	ret = copy_remapped_data(fs_info, new_addr, dest_addr, dest_length);  in move_existing_remap()
4239 	if (dest_length != length) {  in move_existing_remap()
4240 		key.offset = dest_length;  in move_existing_remap()
4246 	if (dest_length != length) {  in move_existing_remap()
4248 		ret = add_remap_item(trans, path, new_addr + dest_length,  in move_existing_remap()
4249 				     length - dest_length, old_addr + dest_length);  in move_existing_remap()
4270 	if (dest_length == length) {  in move_existing_remap()
4277 		key.objectid += dest_length;  in move_existing_remap()
4278 		key.offset -= dest_length;  in move_existing_remap()
4280 		btrfs_set_stack_remap_address(&remap, old_addr + dest_length);  in move_existing_remap()
4290 	ret = add_remap_backref_item(trans, path, dest_addr, dest_length, old_addr);  in move_existing_remap()
4294 	adjust_block_group_remap_bytes(trans, bg, -dest_length);  in move_existing_remap()
4296 	ret = btrfs_add_to_free_space_tree(trans, new_addr, dest_length);  in move_existing_remap()
4300 	adjust_block_group_remap_bytes(trans, dest_bg, dest_length);  in move_existing_remap()
4313 	ret = btrfs_remove_from_free_space_tree(trans, dest_addr, dest_length);  in move_existing_remap()
4315 		btrfs_remove_from_free_space_tree(trans, new_addr, dest_length);  in move_existing_remap()
4328 		btrfs_free_reserved_extent(fs_info, dest_addr, dest_length, 0);  in move_existing_remap()
4335 		btrfs_free_reserved_bytes(dest_bg, dest_length, 0);  in move_existing_remap()