692 	struct extent_position prev_epos, cur_epos, next_epos;  in inode_getblk()  local
708 	prev_epos.offset = udf_file_entry_alloc_offset(inode);  in inode_getblk()
709 	prev_epos.block = iinfo->i_location;  in inode_getblk()
710 	prev_epos.bh = NULL;  in inode_getblk()
711 	cur_epos = next_epos = prev_epos;  in inode_getblk()
718 		if (prev_epos.bh != cur_epos.bh) {  in inode_getblk()
719 			brelse(prev_epos.bh);  in inode_getblk()
721 			prev_epos.bh = cur_epos.bh;  in inode_getblk()
731 		prev_epos.block = cur_epos.block;  in inode_getblk()
734 		prev_epos.offset = cur_epos.offset;  in inode_getblk()
760 	udf_next_aext(inode, &prev_epos, &tmpeloc, &tmpelen, 0);  in inode_getblk()
797 		ret = udf_do_extend_file(inode, &prev_epos, laarr, hole_len);  in inode_getblk()
891 	udf_update_extents(inode, laarr, startnum, endnum, &prev_epos);  in inode_getblk()
909 	brelse(prev_epos.bh);  in inode_getblk()