4243 			    const struct extent_map *em,  in log_extent_csums()  argument
4249 	u64 mod_start = em->mod_start;  in log_extent_csums()
4250 	u64 mod_len = em->mod_len;  in log_extent_csums()
4255 	    test_bit(EXTENT_FLAG_PREALLOC, &em->flags) ||  in log_extent_csums()
4256 	    em->block_start == EXTENT_MAP_HOLE)  in log_extent_csums()
4318 	if (em->compress_type) {  in log_extent_csums()
4320 		csum_len = max(em->block_len, em->orig_block_len);  in log_extent_csums()
4322 		csum_offset = mod_start - em->start;  in log_extent_csums()
4328 				       em->block_start + csum_offset,  in log_extent_csums()
4329 				       em->block_start + csum_offset +  in log_extent_csums()
4349 			  const struct extent_map *em,  in log_one_extent()  argument
4359 	u64 extent_offset = em->start - em->orig_start;  in log_one_extent()
4363 	ret = log_extent_csums(trans, inode, log, em, ctx);  in log_one_extent()
4368 	drop_args.start = em->start;  in log_one_extent()
4369 	drop_args.end = em->start + em->len;  in log_one_extent()
4379 		key.offset = em->start;  in log_one_extent()
4392 	if (test_bit(EXTENT_FLAG_PREALLOC, &em->flags))  in log_one_extent()
4399 	block_len = max(em->block_len, em->orig_block_len);  in log_one_extent()
4400 	if (em->compress_type != BTRFS_COMPRESS_NONE) {  in log_one_extent()
4402 							em->block_start);  in log_one_extent()
4404 	} else if (em->block_start < EXTENT_MAP_LAST_BYTE) {  in log_one_extent()
4406 							em->block_start -  in log_one_extent()
4415 	btrfs_set_token_file_extent_num_bytes(&token, fi, em->len);  in log_one_extent()
4416 	btrfs_set_token_file_extent_ram_bytes(&token, fi, em->ram_bytes);  in log_one_extent()
4417 	btrfs_set_token_file_extent_compression(&token, fi, em->compress_type);  in log_one_extent()
4572 	struct extent_map *em, *n;  in btrfs_log_changed_extents()  local
4582 	list_for_each_entry_safe(em, n, &tree->modified_extents, list) {  in btrfs_log_changed_extents()
4583 		list_del_init(&em->list);  in btrfs_log_changed_extents()
4596 		if (em->generation < trans->transid)  in btrfs_log_changed_extents()
4600 		if (test_bit(EXTENT_FLAG_PREALLOC, &em->flags) &&  in btrfs_log_changed_extents()
4601 		    em->start >= i_size_read(&inode->vfs_inode))  in btrfs_log_changed_extents()
4605 		refcount_inc(&em->refs);  in btrfs_log_changed_extents()
4606 		set_bit(EXTENT_FLAG_LOGGING, &em->flags);  in btrfs_log_changed_extents()
4607 		list_add_tail(&em->list, &extents);  in btrfs_log_changed_extents()
4614 		em = list_entry(extents.next, struct extent_map, list);  in btrfs_log_changed_extents()
4616 		list_del_init(&em->list);  in btrfs_log_changed_extents()
4623 			clear_em_logging(tree, em);  in btrfs_log_changed_extents()
4624 			free_extent_map(em);  in btrfs_log_changed_extents()
4630 		ret = log_one_extent(trans, inode, root, em, path, ctx);  in btrfs_log_changed_extents()
4632 		clear_em_logging(tree, em);  in btrfs_log_changed_extents()
4633 		free_extent_map(em);  in btrfs_log_changed_extents()
5594 		struct extent_map *em, *n;  in btrfs_log_inode()  local
5597 		list_for_each_entry_safe(em, n, &em_tree->modified_extents, list)  in btrfs_log_inode()
5598 			list_del_init(&em->list);  in btrfs_log_inode()