213 	    irec->br_startblock == HOLESTARTBLOCK ||  in xfs_reflink_trim_around_shared()
214 	    irec->br_startblock == DELAYSTARTBLOCK ||  in xfs_reflink_trim_around_shared()
215 	    isnullstartblock(irec->br_startblock)) {  in xfs_reflink_trim_around_shared()
222 	agno = XFS_FSB_TO_AGNO(ip->i_mount, irec->br_startblock);  in xfs_reflink_trim_around_shared()
223 	agbno = XFS_FSB_TO_AGBNO(ip->i_mount, irec->br_startblock);  in xfs_reflink_trim_around_shared()
528 	*need_alloc = !!(isnullstartblock(irec.br_startblock));  in xfs_reflink_find_cow_mapping()
609 		if (isnullstartblock(del.br_startblock)) {  in xfs_reflink_cancel_cow_blocks()
620 					&dfops, del.br_startblock,  in xfs_reflink_cancel_cow_blocks()
626 					del.br_startblock, del.br_blockcount,  in xfs_reflink_cancel_cow_blocks()
791 		ASSERT(!isnullstartblock(got.br_startblock));  in xfs_reflink_end_cow()
820 				del.br_startblock, del.br_blockcount);  in xfs_reflink_end_cow()
1117 	real_extent =  (irec->br_startblock != HOLESTARTBLOCK &&  in xfs_reflink_remap_extent()
1118 			irec->br_startblock != DELAYSTARTBLOCK &&  in xfs_reflink_remap_extent()
1124 				XFS_FSB_TO_AGNO(mp, irec->br_startblock));  in xfs_reflink_remap_extent()
1147 				irec->br_blockcount, irec->br_startblock);  in xfs_reflink_remap_extent()
1162 		uirec.br_startblock = irec->br_startblock + rlen;  in xfs_reflink_remap_extent()
1172 				uirec.br_blockcount, uirec.br_startblock);  in xfs_reflink_remap_extent()
1621 		if (map[0].br_startblock == HOLESTARTBLOCK ||  in xfs_reflink_dirty_extents()
1622 		    map[0].br_startblock == DELAYSTARTBLOCK ||  in xfs_reflink_dirty_extents()
1628 			agno = XFS_FSB_TO_AGNO(mp, map[1].br_startblock);  in xfs_reflink_dirty_extents()
1629 			agbno = XFS_FSB_TO_AGBNO(mp, map[1].br_startblock);  in xfs_reflink_dirty_extents()
1654 			map[1].br_startblock += (rbno - agbno + rlen);  in xfs_reflink_dirty_extents()
1697 		if (map.br_startblock == HOLESTARTBLOCK ||  in xfs_reflink_clear_inode_flag()
1698 		    map.br_startblock == DELAYSTARTBLOCK ||  in xfs_reflink_clear_inode_flag()
1702 		agno = XFS_FSB_TO_AGNO(mp, map.br_startblock);  in xfs_reflink_clear_inode_flag()
1703 		agbno = XFS_FSB_TO_AGBNO(mp, map.br_startblock);  in xfs_reflink_clear_inode_flag()