131 	struct xfs_ifork *ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_needs_btree()  local
134 		ifp->if_format == XFS_DINODE_FMT_EXTENTS &&  in xfs_bmap_needs_btree()
135 		ifp->if_nextents > XFS_IFORK_MAXEXT(ip, whichfork);  in xfs_bmap_needs_btree()
143 	struct xfs_ifork *ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_wants_extents()  local
146 		ifp->if_format == XFS_DINODE_FMT_BTREE &&  in xfs_bmap_wants_extents()
147 		ifp->if_nextents <= XFS_IFORK_MAXEXT(ip, whichfork);  in xfs_bmap_wants_extents()
322 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_check_leaf_extents()  local
335 	if (ifp->if_format != XFS_DINODE_FMT_BTREE)  in xfs_bmap_check_leaf_extents()
343 	block = ifp->if_broot;  in xfs_bmap_check_leaf_extents()
349 	xfs_check_block(block, mp, 1, ifp->if_broot_bytes);  in xfs_bmap_check_leaf_extents()
350 	pp = XFS_BMAP_BROOT_PTR_ADDR(mp, block, 1, ifp->if_broot_bytes);  in xfs_bmap_check_leaf_extents()
541 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_btree_to_extents()  local
543 	struct xfs_btree_block	*rblock = ifp->if_broot;  in xfs_bmap_btree_to_extents()
557 	ASSERT(ifp->if_format == XFS_DINODE_FMT_BTREE);  in xfs_bmap_btree_to_extents()
560 	ASSERT(xfs_bmbt_maxrecs(mp, ifp->if_broot_bytes, 0) == 1);  in xfs_bmap_btree_to_extents()
562 	pp = XFS_BMAP_BROOT_PTR_ADDR(mp, rblock, 1, ifp->if_broot_bytes);  in xfs_bmap_btree_to_extents()
583 	ASSERT(ifp->if_broot == NULL);  in xfs_bmap_btree_to_extents()
584 	ifp->if_format = XFS_DINODE_FMT_EXTENTS;  in xfs_bmap_btree_to_extents()
609 	struct xfs_ifork	*ifp;		/* inode fork pointer */  in xfs_bmap_extents_to_btree()  local
619 	ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_extents_to_btree()
620 	ASSERT(ifp->if_format == XFS_DINODE_FMT_EXTENTS);  in xfs_bmap_extents_to_btree()
631 	block = ifp->if_broot;  in xfs_bmap_extents_to_btree()
643 	ifp->if_format = XFS_DINODE_FMT_BTREE;  in xfs_bmap_extents_to_btree()
694 	for_each_xfs_iext(ifp, &icur, &rec) {  in xfs_bmap_extents_to_btree()
701 	ASSERT(cnt == ifp->if_nextents);  in xfs_bmap_extents_to_btree()
729 	ifp->if_format = XFS_DINODE_FMT_EXTENTS;  in xfs_bmap_extents_to_btree()
730 	ASSERT(ifp->if_broot == NULL);  in xfs_bmap_extents_to_btree()
748 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_local_to_extents_empty()  local
751 	ASSERT(ifp->if_format == XFS_DINODE_FMT_LOCAL);  in xfs_bmap_local_to_extents_empty()
752 	ASSERT(ifp->if_bytes == 0);  in xfs_bmap_local_to_extents_empty()
753 	ASSERT(ifp->if_nextents == 0);  in xfs_bmap_local_to_extents_empty()
756 	ifp->if_u1.if_root = NULL;  in xfs_bmap_local_to_extents_empty()
757 	ifp->if_height = 0;  in xfs_bmap_local_to_extents_empty()
758 	ifp->if_format = XFS_DINODE_FMT_EXTENTS;  in xfs_bmap_local_to_extents_empty()
773 				   struct xfs_ifork *ifp))  in xfs_bmap_local_to_extents()  argument
777 	struct xfs_ifork *ifp;		/* inode fork pointer */  in xfs_bmap_local_to_extents()  local
788 	ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_local_to_extents()
789 	ASSERT(ifp->if_format == XFS_DINODE_FMT_LOCAL);  in xfs_bmap_local_to_extents()
791 	if (!ifp->if_bytes) {  in xfs_bmap_local_to_extents()
838 	init_fn(tp, bp, ip, ifp);  in xfs_bmap_local_to_extents()
841 	xfs_idata_realloc(ip, -ifp->if_bytes, whichfork);  in xfs_bmap_local_to_extents()
845 	ifp->if_u1.if_root = NULL;  in xfs_bmap_local_to_extents()
846 	ifp->if_height = 0;  in xfs_bmap_local_to_extents()
852 	xfs_iext_first(ifp, &icur);  in xfs_bmap_local_to_extents()
855 	ifp->if_nextents = 1;  in xfs_bmap_local_to_extents()
1118 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_iread_bmbt_block()  local
1124 	if (unlikely(ir->loaded + num_recs > ifp->if_nextents)) {  in xfs_iread_bmbt_block()
1150 		xfs_iext_next(ifp, &ir->icur);  in xfs_iread_bmbt_block()
1166 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_iread_extents()  local
1171 	if (!xfs_need_iread_extents(ifp))  in xfs_iread_extents()
1177 	xfs_iext_first(ifp, &ir.icur);  in xfs_iread_extents()
1185 	if (XFS_IS_CORRUPT(mp, ir.loaded != ifp->if_nextents)) {  in xfs_iread_extents()
1189 	ASSERT(ir.loaded == xfs_iext_count(ifp));  in xfs_iread_extents()
1192 	xfs_iext_destroy(ifp);  in xfs_iread_extents()
1210 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_first_unused()  local
1217 	if (ifp->if_format == XFS_DINODE_FMT_LOCAL) {  in xfs_bmap_first_unused()
1222 	ASSERT(xfs_ifork_has_extents(ifp));  in xfs_bmap_first_unused()
1229 	for_each_xfs_iext(ifp, &icur, &got) {  in xfs_bmap_first_unused()
1257 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_last_before()  local
1262 	switch (ifp->if_format) {  in xfs_bmap_last_before()
1278 	if (!xfs_iext_lookup_extent_before(ip, ifp, last_block, &icur, &got))  in xfs_bmap_last_before()
1291 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_last_extent()  local
1299 	xfs_iext_last(ifp, &icur);  in xfs_bmap_last_extent()
1300 	if (!xfs_iext_get_extent(ifp, &icur, rec))  in xfs_bmap_last_extent()
1357 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_last_offset()  local
1364 	if (ifp->if_format == XFS_DINODE_FMT_LOCAL)  in xfs_bmap_last_offset()
1367 	if (XFS_IS_CORRUPT(ip->i_mount, !xfs_ifork_has_extents(ifp)))  in xfs_bmap_last_offset()
1391 	struct xfs_ifork	*ifp = xfs_ifork_ptr(bma->ip, whichfork);  in xfs_bmap_add_extent_delay_real()  local
1420 	xfs_iext_get_extent(ifp, &bma->icur, &PREV);  in xfs_bmap_add_extent_delay_real()
1442 	if (xfs_iext_peek_prev_extent(ifp, &bma->icur, &LEFT)) {  in xfs_bmap_add_extent_delay_real()
1460 	if (xfs_iext_peek_next_extent(ifp, &bma->icur, &RIGHT)) {  in xfs_bmap_add_extent_delay_real()
1495 		xfs_iext_prev(ifp, &bma->icur);  in xfs_bmap_add_extent_delay_real()
1497 		ifp->if_nextents--;  in xfs_bmap_add_extent_delay_real()
1539 		xfs_iext_prev(ifp, &bma->icur);  in xfs_bmap_add_extent_delay_real()
1570 		xfs_iext_next(ifp, &bma->icur);  in xfs_bmap_add_extent_delay_real()
1572 		xfs_iext_prev(ifp, &bma->icur);  in xfs_bmap_add_extent_delay_real()
1601 		ifp->if_nextents++;  in xfs_bmap_add_extent_delay_real()
1641 		xfs_iext_prev(ifp, &bma->icur);  in xfs_bmap_add_extent_delay_real()
1667 		ifp->if_nextents++;  in xfs_bmap_add_extent_delay_real()
1705 		xfs_iext_next(ifp, &bma->icur);  in xfs_bmap_add_extent_delay_real()
1707 		xfs_iext_prev(ifp, &bma->icur);  in xfs_bmap_add_extent_delay_real()
1744 		xfs_iext_next(ifp, &bma->icur);  in xfs_bmap_add_extent_delay_real()
1754 		ifp->if_nextents++;  in xfs_bmap_add_extent_delay_real()
1792 		xfs_iext_next(ifp, &bma->icur);  in xfs_bmap_add_extent_delay_real()
1837 		xfs_iext_next(ifp, &bma->icur);  in xfs_bmap_add_extent_delay_real()
1840 		ifp->if_nextents++;  in xfs_bmap_add_extent_delay_real()
1945 	struct xfs_ifork	*ifp;	/* inode fork pointer */  in xfs_bmap_add_extent_unwritten_real()  local
1957 	ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_add_extent_unwritten_real()
1971 	xfs_iext_get_extent(ifp, icur, &PREV);  in xfs_bmap_add_extent_unwritten_real()
1990 	if (xfs_iext_peek_prev_extent(ifp, icur, &LEFT)) {  in xfs_bmap_add_extent_unwritten_real()
2008 	if (xfs_iext_peek_next_extent(ifp, icur, &RIGHT)) {  in xfs_bmap_add_extent_unwritten_real()
2042 		xfs_iext_prev(ifp, icur);  in xfs_bmap_add_extent_unwritten_real()
2044 		ifp->if_nextents -= 2;  in xfs_bmap_add_extent_unwritten_real()
2094 		xfs_iext_prev(ifp, icur);  in xfs_bmap_add_extent_unwritten_real()
2096 		ifp->if_nextents--;  in xfs_bmap_add_extent_unwritten_real()
2134 		xfs_iext_next(ifp, icur);  in xfs_bmap_add_extent_unwritten_real()
2136 		xfs_iext_prev(ifp, icur);  in xfs_bmap_add_extent_unwritten_real()
2138 		ifp->if_nextents--;  in xfs_bmap_add_extent_unwritten_real()
2208 		xfs_iext_prev(ifp, icur);  in xfs_bmap_add_extent_unwritten_real()
2246 		ifp->if_nextents++;  in xfs_bmap_add_extent_unwritten_real()
2285 		xfs_iext_next(ifp, icur);  in xfs_bmap_add_extent_unwritten_real()
2320 		xfs_iext_next(ifp, icur);  in xfs_bmap_add_extent_unwritten_real()
2322 		ifp->if_nextents++;  in xfs_bmap_add_extent_unwritten_real()
2371 		xfs_iext_next(ifp, icur);  in xfs_bmap_add_extent_unwritten_real()
2374 		ifp->if_nextents += 2;  in xfs_bmap_add_extent_unwritten_real()
2474 	struct xfs_ifork	*ifp;	/* inode fork pointer */  in xfs_bmap_add_extent_hole_delay()  local
2482 	ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_add_extent_hole_delay()
2488 	if (xfs_iext_peek_prev_extent(ifp, icur, &left)) {  in xfs_bmap_add_extent_hole_delay()
2498 	if (xfs_iext_get_extent(ifp, icur, &right)) {  in xfs_bmap_add_extent_hole_delay()
2543 		xfs_iext_prev(ifp, icur);  in xfs_bmap_add_extent_hole_delay()
2562 		xfs_iext_prev(ifp, icur);  in xfs_bmap_add_extent_hole_delay()
2618 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_add_extent_hole_real()  local
2637 	if (xfs_iext_peek_prev_extent(ifp, icur, &left)) {  in xfs_bmap_add_extent_hole_real()
2647 	if (xfs_iext_get_extent(ifp, icur, &right)) {  in xfs_bmap_add_extent_hole_real()
2688 		xfs_iext_prev(ifp, icur);  in xfs_bmap_add_extent_hole_real()
2690 		ifp->if_nextents--;  in xfs_bmap_add_extent_hole_real()
2732 		xfs_iext_prev(ifp, icur);  in xfs_bmap_add_extent_hole_real()
2789 		ifp->if_nextents++;  in xfs_bmap_add_extent_hole_real()
3869 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmapi_read()  local
3882 	if (WARN_ON_ONCE(!ifp))  in xfs_bmapi_read()
3885 	if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ifp)) ||  in xfs_bmapi_read()
3898 	if (!xfs_iext_lookup_extent(ip, ifp, bno, &icur, &got))  in xfs_bmapi_read()
3930 		if (!xfs_iext_next_extent(ifp, &icur, &got))  in xfs_bmapi_read()
3962 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmapi_reserve_delalloc()  local
3983 		if (!xfs_iext_peek_prev_extent(ifp, icur, &prev))  in xfs_bmapi_reserve_delalloc()
4089 	struct xfs_ifork	*ifp = xfs_ifork_ptr(bma->ip, whichfork);  in xfs_bmapi_allocate()  local
4102 		if (!xfs_iext_peek_prev_extent(ifp, &bma->icur, &bma->prev))  in xfs_bmapi_allocate()
4134 	if (ifp->if_format == XFS_DINODE_FMT_BTREE && !bma->cur)  in xfs_bmapi_allocate()
4170 	xfs_iext_get_extent(ifp, &bma->icur, &bma->got);  in xfs_bmapi_allocate()
4188 	struct xfs_ifork	*ifp = xfs_ifork_ptr(bma->ip, whichfork);  in xfs_bmapi_convert_unwritten()  local
4207 	if (ifp->if_format == XFS_DINODE_FMT_BTREE && !bma->cur) {  in xfs_bmapi_convert_unwritten()
4248 	xfs_iext_get_extent(ifp, &bma->icur, &bma->got);  in xfs_bmapi_convert_unwritten()
4265 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, fork);  in xfs_bmapi_minleft()  local
4269 	if (ifp->if_format != XFS_DINODE_FMT_BTREE)  in xfs_bmapi_minleft()
4271 	return be16_to_cpu(ifp->if_broot->bb_level) + 1;  in xfs_bmapi_minleft()
4286 	struct xfs_ifork	*ifp = xfs_ifork_ptr(bma->ip, whichfork);  in xfs_bmapi_finish()  local
4289 	    ifp->if_format != XFS_DINODE_FMT_EXTENTS)  in xfs_bmapi_finish()
4292 		 ifp->if_format != XFS_DINODE_FMT_BTREE)  in xfs_bmapi_finish()
4325 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmapi_write()  local
4350 	ASSERT(ifp->if_format != XFS_DINODE_FMT_LOCAL);  in xfs_bmapi_write()
4366 	if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ifp)) ||  in xfs_bmapi_write()
4380 	if (!xfs_iext_lookup_extent(ip, ifp, bno, &bma.icur, &bma.got))  in xfs_bmapi_write()
4382 	if (!xfs_iext_peek_prev_extent(ifp, &bma.icur, &bma.prev))  in xfs_bmapi_write()
4471 		if (!xfs_iext_next_extent(ifp, &bma.icur, &bma.got))  in xfs_bmapi_write()
4481 	ASSERT(ifp->if_format != XFS_DINODE_FMT_BTREE ||  in xfs_bmapi_write()
4482 	       ifp->if_nextents > XFS_IFORK_MAXEXT(ip, whichfork));  in xfs_bmapi_write()
4506 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmapi_convert_delalloc()  local
4537 	if (!xfs_iext_lookup_extent(ip, ifp, offset_fsb, &bma.icur, &bma.got) ||  in xfs_bmapi_convert_delalloc()
4555 		*seq = READ_ONCE(ifp->if_seq);  in xfs_bmapi_convert_delalloc()
4584 	if (!xfs_iext_peek_prev_extent(ifp, &bma.icur, &bma.prev))  in xfs_bmapi_convert_delalloc()
4603 	*seq = READ_ONCE(ifp->if_seq);  in xfs_bmapi_convert_delalloc()
4636 	struct xfs_ifork	*ifp;  in xfs_bmapi_remap()  local
4643 	ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmapi_remap()
4652 	if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ifp)) ||  in xfs_bmapi_remap()
4664 	if (xfs_iext_lookup_extent(ip, ifp, bno, &icur, &got)) {  in xfs_bmapi_remap()
4673 	if (ifp->if_format == XFS_DINODE_FMT_BTREE) {  in xfs_bmapi_remap()
4800 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_del_extent_delay()  local
4850 		xfs_iext_prev(ifp, icur);  in xfs_bmap_del_extent_delay()
4900 		xfs_iext_next(ifp, icur);  in xfs_bmap_del_extent_delay()
4927 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, XFS_COW_FORK);  in xfs_bmap_del_extent_cow()  local
4953 		xfs_iext_prev(ifp, icur);  in xfs_bmap_del_extent_cow()
4983 		xfs_iext_next(ifp, icur);  in xfs_bmap_del_extent_cow()
5013 	struct xfs_ifork	*ifp;	/* inode fork pointer */  in xfs_bmap_del_extent_real()  local
5025 	ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_del_extent_real()
5027 	xfs_iext_get_extent(ifp, icur, &got);  in xfs_bmap_del_extent_real()
5045 	    ifp->if_format == XFS_DINODE_FMT_EXTENTS &&  in xfs_bmap_del_extent_real()
5046 	    ifp->if_nextents >= XFS_IFORK_MAXEXT(ip, whichfork) &&  in xfs_bmap_del_extent_real()
5102 		xfs_iext_prev(ifp, icur);  in xfs_bmap_del_extent_real()
5103 		ifp->if_nextents--;  in xfs_bmap_del_extent_real()
5214 		ifp->if_nextents++;  in xfs_bmap_del_extent_real()
5215 		xfs_iext_next(ifp, icur);  in xfs_bmap_del_extent_real()
5273 	struct xfs_ifork	*ifp;		/* inode fork pointer */  in __xfs_bunmapi()  local
5291 	ifp = xfs_ifork_ptr(ip, whichfork);  in __xfs_bunmapi()
5292 	if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ifp)))  in __xfs_bunmapi()
5305 	if (xfs_iext_count(ifp) == 0) {  in __xfs_bunmapi()
5313 	if (!xfs_iext_lookup_extent_before(ip, ifp, &end, &icur, &got)) {  in __xfs_bunmapi()
5320 	if (ifp->if_format == XFS_DINODE_FMT_BTREE) {  in __xfs_bunmapi()
5321 		ASSERT(ifp->if_format == XFS_DINODE_FMT_BTREE);  in __xfs_bunmapi()
5345 		    !xfs_iext_prev_extent(ifp, &icur, &got)) {  in __xfs_bunmapi()
5395 				    !xfs_iext_prev_extent(ifp, &icur, &got)) {  in __xfs_bunmapi()
5447 				    !xfs_iext_prev_extent(ifp, &icur, &got)) {  in __xfs_bunmapi()
5462 				if (!xfs_iext_prev_extent(ifp, &icur, &prev))  in __xfs_bunmapi()
5514 			if (!xfs_iext_get_extent(ifp, &icur, &got) ||  in __xfs_bunmapi()
5516 			     !xfs_iext_prev_extent(ifp, &icur, &got))) {  in __xfs_bunmapi()
5547 	    ifp->if_format != XFS_DINODE_FMT_EXTENTS)  in __xfs_bunmapi()
5550 		 ifp->if_format != XFS_DINODE_FMT_BTREE)  in __xfs_bunmapi()
5632 	struct xfs_ifork		*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmse_merge()  local
5651 	ifp->if_nextents--;  in xfs_bmse_merge()
5689 	xfs_iext_prev(ifp, icur);  in xfs_bmse_merge()
5753 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_collapse_extents()  local
5761 	if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ifp)) ||  in xfs_bmap_collapse_extents()
5775 	if (ifp->if_format == XFS_DINODE_FMT_BTREE) {  in xfs_bmap_collapse_extents()
5780 	if (!xfs_iext_lookup_extent(ip, ifp, *next_fsb, &icur, &got)) {  in xfs_bmap_collapse_extents()
5790 	if (xfs_iext_peek_prev_extent(ifp, &icur, &prev)) {  in xfs_bmap_collapse_extents()
5817 	if (!xfs_iext_next_extent(ifp, &icur, &got)) {  in xfs_bmap_collapse_extents()
5868 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_insert_extents()  local
5876 	if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ifp)) ||  in xfs_bmap_insert_extents()
5890 	if (ifp->if_format == XFS_DINODE_FMT_BTREE) {  in xfs_bmap_insert_extents()
5896 		xfs_iext_last(ifp, &icur);  in xfs_bmap_insert_extents()
5897 		if (!xfs_iext_get_extent(ifp, &icur, &got) ||  in xfs_bmap_insert_extents()
5903 		if (!xfs_iext_lookup_extent(ip, ifp, *next_fsb, &icur, &got)) {  in xfs_bmap_insert_extents()
5919 	if (xfs_iext_peek_next_extent(ifp, &icur, &next)) {  in xfs_bmap_insert_extents()
5940 	if (!xfs_iext_prev_extent(ifp, &icur, &got) ||  in xfs_bmap_insert_extents()
5968 	struct xfs_ifork		*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_split_extent()  local
5979 	if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ifp)) ||  in xfs_bmap_split_extent()
5995 	if (!xfs_iext_lookup_extent(ip, ifp, split_fsb, &icur, &got) ||  in xfs_bmap_split_extent()
6005 	if (ifp->if_format == XFS_DINODE_FMT_BTREE) {  in xfs_bmap_split_extent()
6030 	xfs_iext_next(ifp, &icur);  in xfs_bmap_split_extent()
6032 	ifp->if_nextents++;  in xfs_bmap_split_extent()