383 	struct btrfs_key key;  in btrfs_drop_extents()  local
428 		btrfs_item_key_to_cpu(leaf, &key, slot);  in btrfs_drop_extents()
429 		if (btrfs_key_type(&key) == BTRFS_EXTENT_DATA_KEY &&  in btrfs_drop_extents()
430 		    key.offset >= end) {  in btrfs_drop_extents()
433 		if (btrfs_key_type(&key) > BTRFS_EXTENT_DATA_KEY ||  in btrfs_drop_extents()
434 		    key.objectid != inode->i_ino) {  in btrfs_drop_extents()
438 			search_start = max(key.offset, start);  in btrfs_drop_extents()
441 		if (btrfs_key_type(&key) == BTRFS_EXTENT_DATA_KEY) {  in btrfs_drop_extents()
459 				extent_end = key.offset +  in btrfs_drop_extents()
466 				extent_end = key.offset +  in btrfs_drop_extents()
490 		if (end <= extent_end && start >= key.offset && found_inline)  in btrfs_drop_extents()
501 		if (end < extent_end && end >= key.offset) {  in btrfs_drop_extents()
503 			if (found_inline && start <= key.offset)  in btrfs_drop_extents()
541 		if (start > key.offset) {  in btrfs_drop_extents()
547 				new_num = start - key.offset;  in btrfs_drop_extents()
561 			} else if (key.offset < inline_limit &&  in btrfs_drop_extents()
566 						   inline_limit - key.offset);  in btrfs_drop_extents()
581 						key.offset);  in btrfs_drop_extents()
589 		if (bookend && found_inline && start <= key.offset) {  in btrfs_drop_extents()
593 			inode_sub_bytes(inode, end - key.offset);  in btrfs_drop_extents()
626 				    le64_to_cpu(old.offset) + end - key.offset);  in btrfs_drop_extents()
668 						root_gen, key.objectid, 0);  in btrfs_drop_extents()
693 	struct btrfs_key key;  in extent_mergeable()  local
699 	btrfs_item_key_to_cpu(leaf, &key, slot);  in extent_mergeable()
700 	if (key.objectid != objectid || key.type != BTRFS_EXTENT_DATA_KEY)  in extent_mergeable()
711 	extent_end = key.offset + btrfs_file_extent_num_bytes(leaf, fi);  in extent_mergeable()
712 	if ((*start && *start != key.offset) || (*end && *end != extent_end))  in extent_mergeable()
715 	*start = key.offset;  in extent_mergeable()
734 	struct btrfs_key key;  in btrfs_mark_extent_written()  local
753 	key.objectid = inode->i_ino;  in btrfs_mark_extent_written()
754 	key.type = BTRFS_EXTENT_DATA_KEY;  in btrfs_mark_extent_written()
756 		key.offset = split;  in btrfs_mark_extent_written()
758 		key.offset = split - 1;  in btrfs_mark_extent_written()
760 	ret = btrfs_search_slot(trans, root, &key, path, -1, 1);  in btrfs_mark_extent_written()
765 	btrfs_item_key_to_cpu(leaf, &key, path->slots[0]);  in btrfs_mark_extent_written()
766 	BUG_ON(key.objectid != inode->i_ino ||  in btrfs_mark_extent_written()
767 	       key.type != BTRFS_EXTENT_DATA_KEY);  in btrfs_mark_extent_written()
772 	extent_end = key.offset + btrfs_file_extent_num_bytes(leaf, fi);  in btrfs_mark_extent_written()
773 	BUG_ON(key.offset > start || extent_end < end);  in btrfs_mark_extent_written()
779 	if (key.offset == start)  in btrfs_mark_extent_written()
782 	if (key.offset == start && extent_end == end) {  in btrfs_mark_extent_written()
803 			key.offset = other_start;  in btrfs_mark_extent_written()
822 						extent_end - key.offset);  in btrfs_mark_extent_written()
841 		btrfs_set_file_extent_num_bytes(leaf, fi, split - key.offset);  in btrfs_mark_extent_written()
842 		extent_offset += split - key.offset;  in btrfs_mark_extent_written()
844 		BUG_ON(key.offset != start);  in btrfs_mark_extent_written()
846 					     split - key.offset);  in btrfs_mark_extent_written()
848 		key.offset = split;  in btrfs_mark_extent_written()
849 		btrfs_set_item_key_safe(trans, root, path, &key);  in btrfs_mark_extent_written()
865 			key.offset = split;  in btrfs_mark_extent_written()
866 			btrfs_set_item_key_safe(trans, root, path, &key);  in btrfs_mark_extent_written()
896 	key.offset = start;  in btrfs_mark_extent_written()
897 	ret = btrfs_insert_empty_item(trans, root, path, &key, sizeof(*fi));  in btrfs_mark_extent_written()
908 	btrfs_set_file_extent_num_bytes(leaf, fi, extent_end - key.offset);  in btrfs_mark_extent_written()