4261 			    const struct extent_map *em)  in log_extent_csums()  argument
4269 	    test_bit(EXTENT_FLAG_PREALLOC, &em->flags) ||  in log_extent_csums()
4270 	    em->block_start == EXTENT_MAP_HOLE)  in log_extent_csums()
4274 	if (em->compress_type) {  in log_extent_csums()
4276 		csum_len = max(em->block_len, em->orig_block_len);  in log_extent_csums()
4278 		csum_offset = em->mod_start - em->start;  in log_extent_csums()
4279 		csum_len = em->mod_len;  in log_extent_csums()
4284 				       em->block_start + csum_offset,  in log_extent_csums()
4285 				       em->block_start + csum_offset +  in log_extent_csums()
4305 			  const struct extent_map *em,  in log_one_extent()  argument
4314 	u64 extent_offset = em->start - em->orig_start;  in log_one_extent()
4319 	ret = log_extent_csums(trans, inode, log, em);  in log_one_extent()
4323 	ret = __btrfs_drop_extents(trans, log, &inode->vfs_inode, path, em->start,  in log_one_extent()
4324 				   em->start + em->len, NULL, 0, 1,  in log_one_extent()
4332 		key.offset = em->start;  in log_one_extent()
4346 	if (test_bit(EXTENT_FLAG_PREALLOC, &em->flags))  in log_one_extent()
4355 	block_len = max(em->block_len, em->orig_block_len);  in log_one_extent()
4356 	if (em->compress_type != BTRFS_COMPRESS_NONE) {  in log_one_extent()
4358 							em->block_start,  in log_one_extent()
4362 	} else if (em->block_start < EXTENT_MAP_LAST_BYTE) {  in log_one_extent()
4364 							em->block_start -  in log_one_extent()
4375 	btrfs_set_token_file_extent_num_bytes(leaf, fi, em->len, &token);  in log_one_extent()
4376 	btrfs_set_token_file_extent_ram_bytes(leaf, fi, em->ram_bytes, &token);  in log_one_extent()
4377 	btrfs_set_token_file_extent_compression(leaf, fi, em->compress_type,  in log_one_extent()
4500 	struct extent_map *em, *n;  in btrfs_log_changed_extents()  local
4512 	list_for_each_entry_safe(em, n, &tree->modified_extents, list) {  in btrfs_log_changed_extents()
4526 		if ((em->start > end || em->start + em->len <= start) &&  in btrfs_log_changed_extents()
4527 		    em->block_start != EXTENT_MAP_HOLE)  in btrfs_log_changed_extents()
4530 		list_del_init(&em->list);  in btrfs_log_changed_extents()
4543 		if (em->generation <= test_gen)  in btrfs_log_changed_extents()
4547 		if (test_bit(EXTENT_FLAG_PREALLOC, &em->flags) &&  in btrfs_log_changed_extents()
4548 		    em->start >= i_size_read(&inode->vfs_inode))  in btrfs_log_changed_extents()
4552 		refcount_inc(&em->refs);  in btrfs_log_changed_extents()
4553 		set_bit(EXTENT_FLAG_LOGGING, &em->flags);  in btrfs_log_changed_extents()
4554 		list_add_tail(&em->list, &extents);  in btrfs_log_changed_extents()
4561 		em = list_entry(extents.next, struct extent_map, list);  in btrfs_log_changed_extents()
4563 		list_del_init(&em->list);  in btrfs_log_changed_extents()
4570 			clear_em_logging(tree, em);  in btrfs_log_changed_extents()
4571 			free_extent_map(em);  in btrfs_log_changed_extents()
4577 		ret = log_one_extent(trans, inode, root, em, path, ctx);  in btrfs_log_changed_extents()
4579 		clear_em_logging(tree, em);  in btrfs_log_changed_extents()
4580 		free_extent_map(em);  in btrfs_log_changed_extents()
5424 		struct extent_map *em, *n;  in btrfs_log_inode()  local
5445 		list_for_each_entry_safe(em, n, &em_tree->modified_extents,  in btrfs_log_inode()
5447 			const u64 mod_end = em->mod_start + em->mod_len - 1;  in btrfs_log_inode()
5449 			if (em->mod_start >= start && mod_end <= end)  in btrfs_log_inode()
5450 				list_del_init(&em->list);  in btrfs_log_inode()