135 	struct xfs_ifork *ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_needs_btree()  local
138 		ifp->if_format == XFS_DINODE_FMT_EXTENTS &&  in xfs_bmap_needs_btree()
139 		ifp->if_nextents > XFS_IFORK_MAXEXT(ip, whichfork);  in xfs_bmap_needs_btree()
147 	struct xfs_ifork *ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_wants_extents()  local
150 		ifp->if_format == XFS_DINODE_FMT_BTREE &&  in xfs_bmap_wants_extents()
151 		ifp->if_nextents <= XFS_IFORK_MAXEXT(ip, whichfork);  in xfs_bmap_wants_extents()
348 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_check_leaf_extents()  local
361 	if (ifp->if_format != XFS_DINODE_FMT_BTREE)  in xfs_bmap_check_leaf_extents()
369 	block = ifp->if_broot;  in xfs_bmap_check_leaf_extents()
375 	xfs_check_block(block, mp, 1, ifp->if_broot_bytes);  in xfs_bmap_check_leaf_extents()
376 	pp = xfs_bmap_broot_ptr_addr(mp, block, 1, ifp->if_broot_bytes);  in xfs_bmap_check_leaf_extents()
568 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_btree_to_extents()  local
570 	struct xfs_btree_block	*rblock = ifp->if_broot;  in xfs_bmap_btree_to_extents()
584 	ASSERT(ifp->if_format == XFS_DINODE_FMT_BTREE);  in xfs_bmap_btree_to_extents()
587 	ASSERT(xfs_bmbt_maxrecs(mp, ifp->if_broot_bytes, false) == 1);  in xfs_bmap_btree_to_extents()
589 	pp = xfs_bmap_broot_ptr_addr(mp, rblock, 1, ifp->if_broot_bytes);  in xfs_bmap_btree_to_extents()
618 	ASSERT(ifp->if_broot == NULL);  in xfs_bmap_btree_to_extents()
619 	ifp->if_format = XFS_DINODE_FMT_EXTENTS;  in xfs_bmap_btree_to_extents()
644 	struct xfs_ifork	*ifp;		/* inode fork pointer */  in xfs_bmap_extents_to_btree()  local
654 	ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_extents_to_btree()
655 	ASSERT(ifp->if_format == XFS_DINODE_FMT_EXTENTS);  in xfs_bmap_extents_to_btree()
666 	block = ifp->if_broot;  in xfs_bmap_extents_to_btree()
677 	ifp->if_format = XFS_DINODE_FMT_BTREE;  in xfs_bmap_extents_to_btree()
714 	for_each_xfs_iext(ifp, &icur, &rec) {  in xfs_bmap_extents_to_btree()
721 	ASSERT(cnt == ifp->if_nextents);  in xfs_bmap_extents_to_btree()
749 	ifp->if_format = XFS_DINODE_FMT_EXTENTS;  in xfs_bmap_extents_to_btree()
750 	ASSERT(ifp->if_broot == NULL);  in xfs_bmap_extents_to_btree()
768 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_local_to_extents_empty()  local
771 	ASSERT(ifp->if_format == XFS_DINODE_FMT_LOCAL);  in xfs_bmap_local_to_extents_empty()
772 	ASSERT(ifp->if_bytes == 0);  in xfs_bmap_local_to_extents_empty()
773 	ASSERT(ifp->if_nextents == 0);  in xfs_bmap_local_to_extents_empty()
776 	ifp->if_data = NULL;  in xfs_bmap_local_to_extents_empty()
777 	ifp->if_height = 0;  in xfs_bmap_local_to_extents_empty()
778 	ifp->if_format = XFS_DINODE_FMT_EXTENTS;  in xfs_bmap_local_to_extents_empty()
793 				   struct xfs_ifork *ifp, void *priv),  in xfs_bmap_local_to_extents()  argument
798 	struct xfs_ifork *ifp;		/* inode fork pointer */  in xfs_bmap_local_to_extents()  local
809 	ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_local_to_extents()
810 	ASSERT(ifp->if_format == XFS_DINODE_FMT_LOCAL);  in xfs_bmap_local_to_extents()
812 	if (!ifp->if_bytes) {  in xfs_bmap_local_to_extents()
855 	init_fn(tp, bp, ip, ifp, priv);  in xfs_bmap_local_to_extents()
858 	xfs_idata_realloc(ip, -ifp->if_bytes, whichfork);  in xfs_bmap_local_to_extents()
862 	ifp->if_data = NULL;  in xfs_bmap_local_to_extents()
863 	ifp->if_height = 0;  in xfs_bmap_local_to_extents()
869 	xfs_iext_first(ifp, &icur);  in xfs_bmap_local_to_extents()
872 	ifp->if_nextents = 1;  in xfs_bmap_local_to_extents()
1147 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_iread_bmbt_block()  local
1153 	if (unlikely(ir->loaded + num_recs > ifp->if_nextents)) {  in xfs_iread_bmbt_block()
1182 		xfs_iext_next(ifp, &ir->icur);  in xfs_iread_bmbt_block()
1198 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_iread_extents()  local
1203 	if (!xfs_need_iread_extents(ifp))  in xfs_iread_extents()
1209 	xfs_iext_first(ifp, &ir.icur);  in xfs_iread_extents()
1217 	if (XFS_IS_CORRUPT(mp, ir.loaded != ifp->if_nextents)) {  in xfs_iread_extents()
1222 	ASSERT(ir.loaded == xfs_iext_count(ifp));  in xfs_iread_extents()
1228 	smp_store_release(&ifp->if_needextents, 0);  in xfs_iread_extents()
1233 	xfs_iext_destroy(ifp);  in xfs_iread_extents()
1251 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_first_unused()  local
1258 	if (ifp->if_format == XFS_DINODE_FMT_LOCAL) {  in xfs_bmap_first_unused()
1263 	ASSERT(xfs_ifork_has_extents(ifp));  in xfs_bmap_first_unused()
1270 	for_each_xfs_iext(ifp, &icur, &got) {  in xfs_bmap_first_unused()
1298 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_last_before()  local
1303 	switch (ifp->if_format) {  in xfs_bmap_last_before()
1320 	if (!xfs_iext_lookup_extent_before(ip, ifp, last_block, &icur, &got))  in xfs_bmap_last_before()
1333 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_last_extent()  local
1341 	xfs_iext_last(ifp, &icur);  in xfs_bmap_last_extent()
1342 	if (!xfs_iext_get_extent(ifp, &icur, rec))  in xfs_bmap_last_extent()
1399 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_last_offset()  local
1406 	if (ifp->if_format == XFS_DINODE_FMT_LOCAL)  in xfs_bmap_last_offset()
1409 	if (XFS_IS_CORRUPT(ip->i_mount, !xfs_ifork_has_extents(ifp))) {  in xfs_bmap_last_offset()
1435 	struct xfs_ifork	*ifp = xfs_ifork_ptr(bma->ip, whichfork);  in xfs_bmap_add_extent_delay_real()  local
1463 	xfs_iext_get_extent(ifp, &bma->icur, &PREV);  in xfs_bmap_add_extent_delay_real()
1485 	if (xfs_iext_peek_prev_extent(ifp, &bma->icur, &LEFT)) {  in xfs_bmap_add_extent_delay_real()
1503 	if (xfs_iext_peek_next_extent(ifp, &bma->icur, &RIGHT)) {  in xfs_bmap_add_extent_delay_real()
1538 		xfs_iext_prev(ifp, &bma->icur);  in xfs_bmap_add_extent_delay_real()
1540 		ifp->if_nextents--;  in xfs_bmap_add_extent_delay_real()
1586 		xfs_iext_prev(ifp, &bma->icur);  in xfs_bmap_add_extent_delay_real()
1619 		xfs_iext_next(ifp, &bma->icur);  in xfs_bmap_add_extent_delay_real()
1621 		xfs_iext_prev(ifp, &bma->icur);  in xfs_bmap_add_extent_delay_real()
1652 		ifp->if_nextents++;  in xfs_bmap_add_extent_delay_real()
1695 		xfs_iext_prev(ifp, &bma->icur);  in xfs_bmap_add_extent_delay_real()
1723 		ifp->if_nextents++;  in xfs_bmap_add_extent_delay_real()
1763 		xfs_iext_next(ifp, &bma->icur);  in xfs_bmap_add_extent_delay_real()
1765 		xfs_iext_prev(ifp, &bma->icur);  in xfs_bmap_add_extent_delay_real()
1803 		xfs_iext_next(ifp, &bma->icur);  in xfs_bmap_add_extent_delay_real()
1814 		ifp->if_nextents++;  in xfs_bmap_add_extent_delay_real()
1854 		xfs_iext_next(ifp, &bma->icur);  in xfs_bmap_add_extent_delay_real()
1900 		xfs_iext_next(ifp, &bma->icur);  in xfs_bmap_add_extent_delay_real()
1903 		ifp->if_nextents++;  in xfs_bmap_add_extent_delay_real()
2009 	struct xfs_ifork	*ifp;	/* inode fork pointer */  in xfs_bmap_add_extent_unwritten_real()  local
2021 	ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_add_extent_unwritten_real()
2035 	xfs_iext_get_extent(ifp, icur, &PREV);  in xfs_bmap_add_extent_unwritten_real()
2054 	if (xfs_iext_peek_prev_extent(ifp, icur, &LEFT)) {  in xfs_bmap_add_extent_unwritten_real()
2072 	if (xfs_iext_peek_next_extent(ifp, icur, &RIGHT)) {  in xfs_bmap_add_extent_unwritten_real()
2106 		xfs_iext_prev(ifp, icur);  in xfs_bmap_add_extent_unwritten_real()
2108 		ifp->if_nextents -= 2;  in xfs_bmap_add_extent_unwritten_real()
2163 		xfs_iext_prev(ifp, icur);  in xfs_bmap_add_extent_unwritten_real()
2165 		ifp->if_nextents--;  in xfs_bmap_add_extent_unwritten_real()
2206 		xfs_iext_next(ifp, icur);  in xfs_bmap_add_extent_unwritten_real()
2208 		xfs_iext_prev(ifp, icur);  in xfs_bmap_add_extent_unwritten_real()
2210 		ifp->if_nextents--;  in xfs_bmap_add_extent_unwritten_real()
2284 		xfs_iext_prev(ifp, icur);  in xfs_bmap_add_extent_unwritten_real()
2323 		ifp->if_nextents++;  in xfs_bmap_add_extent_unwritten_real()
2364 		xfs_iext_next(ifp, icur);  in xfs_bmap_add_extent_unwritten_real()
2400 		xfs_iext_next(ifp, icur);  in xfs_bmap_add_extent_unwritten_real()
2402 		ifp->if_nextents++;  in xfs_bmap_add_extent_unwritten_real()
2454 		xfs_iext_next(ifp, icur);  in xfs_bmap_add_extent_unwritten_real()
2457 		ifp->if_nextents += 2;  in xfs_bmap_add_extent_unwritten_real()
2561 	struct xfs_ifork	*ifp;	/* inode fork pointer */  in xfs_bmap_add_extent_hole_delay()  local
2569 	ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_add_extent_hole_delay()
2575 	if (xfs_iext_peek_prev_extent(ifp, icur, &left)) {  in xfs_bmap_add_extent_hole_delay()
2585 	if (xfs_iext_get_extent(ifp, icur, &right)) {  in xfs_bmap_add_extent_hole_delay()
2630 		xfs_iext_prev(ifp, icur);  in xfs_bmap_add_extent_hole_delay()
2649 		xfs_iext_prev(ifp, icur);  in xfs_bmap_add_extent_hole_delay()
2705 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_add_extent_hole_real()  local
2724 	if (xfs_iext_peek_prev_extent(ifp, icur, &left)) {  in xfs_bmap_add_extent_hole_real()
2734 	if (xfs_iext_get_extent(ifp, icur, &right)) {  in xfs_bmap_add_extent_hole_real()
2775 		xfs_iext_prev(ifp, icur);  in xfs_bmap_add_extent_hole_real()
2777 		ifp->if_nextents--;  in xfs_bmap_add_extent_hole_real()
2822 		xfs_iext_prev(ifp, icur);  in xfs_bmap_add_extent_hole_real()
2881 		ifp->if_nextents++;  in xfs_bmap_add_extent_hole_real()
3937 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmapi_read()  local
3950 	if (WARN_ON_ONCE(!ifp)) {  in xfs_bmapi_read()
3955 	if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ifp)) ||  in xfs_bmapi_read()
3970 	if (!xfs_iext_lookup_extent(ip, ifp, bno, &icur, &got))  in xfs_bmapi_read()
4002 		if (!xfs_iext_next_extent(ifp, &icur, &got))  in xfs_bmapi_read()
4034 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmapi_reserve_delalloc()  local
4068 		if (!xfs_iext_peek_prev_extent(ifp, icur, &prev))  in xfs_bmapi_reserve_delalloc()
4153 	struct xfs_ifork	*ifp = xfs_ifork_ptr(bma->ip, whichfork);  in xfs_bmapi_allocate()  local
4206 	if (ifp->if_format == XFS_DINODE_FMT_BTREE && !bma->cur)  in xfs_bmapi_allocate()
4239 	xfs_iext_get_extent(ifp, &bma->icur, &bma->got);  in xfs_bmapi_allocate()
4257 	struct xfs_ifork	*ifp = xfs_ifork_ptr(bma->ip, whichfork);  in xfs_bmapi_convert_unwritten()  local
4276 	if (ifp->if_format == XFS_DINODE_FMT_BTREE && !bma->cur) {  in xfs_bmapi_convert_unwritten()
4317 	xfs_iext_get_extent(ifp, &bma->icur, &bma->got);  in xfs_bmapi_convert_unwritten()
4334 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, fork);  in xfs_bmapi_minleft()  local
4338 	if (ifp->if_format != XFS_DINODE_FMT_BTREE)  in xfs_bmapi_minleft()
4340 	return be16_to_cpu(ifp->if_broot->bb_level) + 1;  in xfs_bmapi_minleft()
4355 	struct xfs_ifork	*ifp = xfs_ifork_ptr(bma->ip, whichfork);  in xfs_bmapi_finish()  local
4358 	    ifp->if_format != XFS_DINODE_FMT_EXTENTS)  in xfs_bmapi_finish()
4361 		 ifp->if_format != XFS_DINODE_FMT_BTREE)  in xfs_bmapi_finish()
4403 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmapi_write()  local
4428 	ASSERT(ifp->if_format != XFS_DINODE_FMT_LOCAL);  in xfs_bmapi_write()
4444 	if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ifp)) ||  in xfs_bmapi_write()
4459 	if (!xfs_iext_lookup_extent(ip, ifp, bno, &bma.icur, &bma.got))  in xfs_bmapi_write()
4461 	if (!xfs_iext_peek_prev_extent(ifp, &bma.icur, &bma.prev))  in xfs_bmapi_write()
4563 		if (!xfs_iext_next_extent(ifp, &bma.icur, &bma.got))  in xfs_bmapi_write()
4572 	ASSERT(ifp->if_format != XFS_DINODE_FMT_BTREE ||  in xfs_bmapi_write()
4573 	       ifp->if_nextents > XFS_IFORK_MAXEXT(ip, whichfork));  in xfs_bmapi_write()
4612 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmapi_convert_one_delalloc()  local
4640 	if (!xfs_iext_lookup_extent(ip, ifp, offset_fsb, &bma.icur, &bma.got) ||  in xfs_bmapi_convert_one_delalloc()
4660 			*seq = READ_ONCE(ifp->if_seq);  in xfs_bmapi_convert_one_delalloc()
4694 	if (!xfs_iext_peek_prev_extent(ifp, &bma.icur, &bma.prev))  in xfs_bmapi_convert_one_delalloc()
4708 		*seq = READ_ONCE(ifp->if_seq);  in xfs_bmapi_convert_one_delalloc()
4771 	struct xfs_ifork	*ifp;  in xfs_bmapi_remap()  local
4778 	ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmapi_remap()
4787 	if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ifp)) ||  in xfs_bmapi_remap()
4800 	if (xfs_iext_lookup_extent(ip, ifp, bno, &icur, &got)) {  in xfs_bmapi_remap()
4810 	if (ifp->if_format == XFS_DINODE_FMT_BTREE)  in xfs_bmapi_remap()
4919 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_del_extent_delay()  local
4959 		xfs_iext_prev(ifp, icur);  in xfs_bmap_del_extent_delay()
5025 		xfs_iext_next(ifp, icur);  in xfs_bmap_del_extent_delay()
5053 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, XFS_COW_FORK);  in xfs_bmap_del_extent_cow()  local
5079 		xfs_iext_prev(ifp, icur);  in xfs_bmap_del_extent_cow()
5109 		xfs_iext_next(ifp, icur);  in xfs_bmap_del_extent_cow()
5137 	struct xfs_ifork	*ifp;	/* inode fork pointer */  in xfs_bmap_del_extent_real()  local
5151 	ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_del_extent_real()
5153 	xfs_iext_get_extent(ifp, icur, &got);  in xfs_bmap_del_extent_real()
5170 	    ifp->if_format == XFS_DINODE_FMT_EXTENTS &&  in xfs_bmap_del_extent_real()
5171 	    ifp->if_nextents >= XFS_IFORK_MAXEXT(ip, whichfork) &&  in xfs_bmap_del_extent_real()
5204 		xfs_iext_prev(ifp, icur);  in xfs_bmap_del_extent_real()
5205 		ifp->if_nextents--;  in xfs_bmap_del_extent_real()
5315 		ifp->if_nextents++;  in xfs_bmap_del_extent_real()
5316 		xfs_iext_next(ifp, icur);  in xfs_bmap_del_extent_real()
5391 	struct xfs_ifork	*ifp;		/* inode fork pointer */  in __xfs_bunmapi()  local
5408 	ifp = xfs_ifork_ptr(ip, whichfork);  in __xfs_bunmapi()
5409 	if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ifp))) {  in __xfs_bunmapi()
5424 	if (xfs_iext_count(ifp) == 0) {  in __xfs_bunmapi()
5432 	if (!xfs_iext_lookup_extent_before(ip, ifp, &end, &icur, &got)) {  in __xfs_bunmapi()
5439 	if (ifp->if_format == XFS_DINODE_FMT_BTREE) {  in __xfs_bunmapi()
5440 		ASSERT(ifp->if_format == XFS_DINODE_FMT_BTREE);  in __xfs_bunmapi()
5453 		    !xfs_iext_prev_extent(ifp, &icur, &got)) {  in __xfs_bunmapi()
5503 				    !xfs_iext_prev_extent(ifp, &icur, &got)) {  in __xfs_bunmapi()
5556 				    !xfs_iext_prev_extent(ifp, &icur, &got)) {  in __xfs_bunmapi()
5571 				if (!xfs_iext_prev_extent(ifp, &icur, &prev))  in __xfs_bunmapi()
5621 			if (!xfs_iext_get_extent(ifp, &icur, &got) ||  in __xfs_bunmapi()
5623 			     !xfs_iext_prev_extent(ifp, &icur, &got))) {  in __xfs_bunmapi()
5654 	    ifp->if_format != XFS_DINODE_FMT_EXTENTS)  in __xfs_bunmapi()
5657 		 ifp->if_format != XFS_DINODE_FMT_BTREE)  in __xfs_bunmapi()
5739 	struct xfs_ifork		*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmse_merge()  local
5757 	ifp->if_nextents--;  in xfs_bmse_merge()
5801 	xfs_iext_prev(ifp, icur);  in xfs_bmse_merge()
5867 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_collapse_extents()  local
5875 	if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ifp)) ||  in xfs_bmap_collapse_extents()
5890 	if (ifp->if_format == XFS_DINODE_FMT_BTREE)  in xfs_bmap_collapse_extents()
5893 	if (!xfs_iext_lookup_extent(ip, ifp, *next_fsb, &icur, &got)) {  in xfs_bmap_collapse_extents()
5904 	if (xfs_iext_peek_prev_extent(ifp, &icur, &prev)) {  in xfs_bmap_collapse_extents()
5931 	if (!xfs_iext_next_extent(ifp, &icur, &got)) {  in xfs_bmap_collapse_extents()
5982 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_insert_extents()  local
5990 	if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ifp)) ||  in xfs_bmap_insert_extents()
6005 	if (ifp->if_format == XFS_DINODE_FMT_BTREE)  in xfs_bmap_insert_extents()
6009 		xfs_iext_last(ifp, &icur);  in xfs_bmap_insert_extents()
6010 		if (!xfs_iext_get_extent(ifp, &icur, &got) ||  in xfs_bmap_insert_extents()
6016 		if (!xfs_iext_lookup_extent(ip, ifp, *next_fsb, &icur, &got)) {  in xfs_bmap_insert_extents()
6034 	if (xfs_iext_peek_next_extent(ifp, &icur, &next)) {  in xfs_bmap_insert_extents()
6055 	if (!xfs_iext_prev_extent(ifp, &icur, &got) ||  in xfs_bmap_insert_extents()
6083 	struct xfs_ifork		*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_split_extent()  local
6094 	if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ifp)) ||  in xfs_bmap_split_extent()
6111 	if (!xfs_iext_lookup_extent(ip, ifp, split_fsb, &icur, &got) ||  in xfs_bmap_split_extent()
6121 	if (ifp->if_format == XFS_DINODE_FMT_BTREE) {  in xfs_bmap_split_extent()
6146 	xfs_iext_next(ifp, &icur);  in xfs_bmap_split_extent()
6148 	ifp->if_nextents++;  in xfs_bmap_split_extent()