230 	struct xfs_bmbt_irec	*imap,  in xfs_bmap_trim_cow()  argument
235 	    !isnullstartblock(imap->br_startblock)) {  in xfs_bmap_trim_cow()
241 	return xfs_reflink_trim_around_shared(ip, imap, shared);  in xfs_bmap_trim_cow()
311 	struct xfs_bmbt_irec	*imap,  in xfs_find_trim_cow_extent()  argument
316 	xfs_fileoff_t		offset_fsb = imap->br_startoff;  in xfs_find_trim_cow_extent()
317 	xfs_filblks_t		count_fsb = imap->br_blockcount;  in xfs_find_trim_cow_extent()
329 		xfs_trim_extent(imap, imap->br_startoff,  in xfs_find_trim_cow_extent()
330 				cmap->br_startoff - imap->br_startoff);  in xfs_find_trim_cow_extent()
331 		return xfs_bmap_trim_cow(ip, imap, shared);  in xfs_find_trim_cow_extent()
336 		xfs_trim_extent(imap, cmap->br_startoff, cmap->br_blockcount);  in xfs_find_trim_cow_extent()
349 	struct xfs_bmbt_irec	*imap,  in xfs_reflink_convert_unwritten()  argument
353 	xfs_fileoff_t		offset_fsb = imap->br_startoff;  in xfs_reflink_convert_unwritten()
354 	xfs_filblks_t		count_fsb = imap->br_blockcount;  in xfs_reflink_convert_unwritten()
382 	struct xfs_bmbt_irec	*imap,  in xfs_reflink_fill_cow_hole()  argument
396 	resaligned = xfs_aligned_fsb_count(imap->br_startoff,  in xfs_reflink_fill_cow_hole()
397 		imap->br_blockcount, xfs_get_cowextsz_hint(ip));  in xfs_reflink_fill_cow_hole()
410 	error = xfs_find_trim_cow_extent(ip, imap, cmap, shared, &found);  in xfs_reflink_fill_cow_hole()
421 	error = xfs_bmapi_write(tp, ip, imap->br_startoff, imap->br_blockcount,  in xfs_reflink_fill_cow_hole()
433 	return xfs_reflink_convert_unwritten(ip, imap, cmap, convert_now);  in xfs_reflink_fill_cow_hole()
443 	struct xfs_bmbt_irec	*imap,  in xfs_reflink_fill_delalloc()  argument
466 		error = xfs_find_trim_cow_extent(ip, imap, cmap, shared,  in xfs_reflink_fill_delalloc()
494 	} while (cmap->br_startoff + cmap->br_blockcount <= imap->br_startoff);  in xfs_reflink_fill_delalloc()
496 	return xfs_reflink_convert_unwritten(ip, imap, cmap, convert_now);  in xfs_reflink_fill_delalloc()
507 	struct xfs_bmbt_irec	*imap,  in xfs_reflink_allocate_cow()  argument
522 	error = xfs_find_trim_cow_extent(ip, imap, cmap, shared, &found);  in xfs_reflink_allocate_cow()
528 		return xfs_reflink_convert_unwritten(ip, imap, cmap,  in xfs_reflink_allocate_cow()
535 	if (cmap->br_startoff > imap->br_startoff)  in xfs_reflink_allocate_cow()
536 		return xfs_reflink_fill_cow_hole(ip, imap, cmap, shared,  in xfs_reflink_allocate_cow()
545 		return xfs_reflink_fill_delalloc(ip, imap, cmap, shared,  in xfs_reflink_allocate_cow()
1339 	struct xfs_bmbt_irec	imap;  in xfs_reflink_remap_blocks()  local
1360 		error = xfs_bmapi_read(src, srcoff, len, &imap, &nimaps, 0);  in xfs_reflink_remap_blocks()
1371 		ASSERT(nimaps == 1 && imap.br_startoff == srcoff);  in xfs_reflink_remap_blocks()
1372 		if (imap.br_startblock == DELAYSTARTBLOCK) {  in xfs_reflink_remap_blocks()
1373 			ASSERT(imap.br_startblock != DELAYSTARTBLOCK);  in xfs_reflink_remap_blocks()
1378 		trace_xfs_reflink_remap_extent_src(src, &imap);  in xfs_reflink_remap_blocks()
1381 		imap.br_startoff = destoff;  in xfs_reflink_remap_blocks()
1382 		error = xfs_reflink_remap_extent(dest, &imap, new_isize);  in xfs_reflink_remap_blocks()
1392 		srcoff += imap.br_blockcount;  in xfs_reflink_remap_blocks()
1393 		destoff += imap.br_blockcount;  in xfs_reflink_remap_blocks()
1394 		len -= imap.br_blockcount;  in xfs_reflink_remap_blocks()
1395 		remapped_len += imap.br_blockcount;  in xfs_reflink_remap_blocks()