136 	struct xfs_ifork *ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_needs_btree()  local
139 		ifp->if_format == XFS_DINODE_FMT_EXTENTS &&  in xfs_bmap_needs_btree()
140 		ifp->if_nextents > XFS_IFORK_MAXEXT(ip, whichfork);  in xfs_bmap_needs_btree()
148 	struct xfs_ifork *ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_wants_extents()  local
151 		ifp->if_format == XFS_DINODE_FMT_BTREE &&  in xfs_bmap_wants_extents()
152 		ifp->if_nextents <= XFS_IFORK_MAXEXT(ip, whichfork);  in xfs_bmap_wants_extents()
349 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_check_leaf_extents()  local
362 	if (ifp->if_format != XFS_DINODE_FMT_BTREE)  in xfs_bmap_check_leaf_extents()
370 	block = ifp->if_broot;  in xfs_bmap_check_leaf_extents()
376 	xfs_check_block(block, mp, 1, ifp->if_broot_bytes);  in xfs_bmap_check_leaf_extents()
377 	pp = xfs_bmap_broot_ptr_addr(mp, block, 1, ifp->if_broot_bytes);  in xfs_bmap_check_leaf_extents()
569 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_btree_to_extents()  local
571 	struct xfs_btree_block	*rblock = ifp->if_broot;  in xfs_bmap_btree_to_extents()
585 	ASSERT(ifp->if_format == XFS_DINODE_FMT_BTREE);  in xfs_bmap_btree_to_extents()
588 	ASSERT(xfs_bmbt_maxrecs(mp, ifp->if_broot_bytes, false) == 1);  in xfs_bmap_btree_to_extents()
590 	pp = xfs_bmap_broot_ptr_addr(mp, rblock, 1, ifp->if_broot_bytes);  in xfs_bmap_btree_to_extents()
619 	ASSERT(ifp->if_broot == NULL);  in xfs_bmap_btree_to_extents()
620 	ifp->if_format = XFS_DINODE_FMT_EXTENTS;  in xfs_bmap_btree_to_extents()
645 	struct xfs_ifork	*ifp;		/* inode fork pointer */  in xfs_bmap_extents_to_btree()  local
655 	ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_extents_to_btree()
656 	ASSERT(ifp->if_format == XFS_DINODE_FMT_EXTENTS);  in xfs_bmap_extents_to_btree()
667 	block = ifp->if_broot;  in xfs_bmap_extents_to_btree()
678 	ifp->if_format = XFS_DINODE_FMT_BTREE;  in xfs_bmap_extents_to_btree()
715 	for_each_xfs_iext(ifp, &icur, &rec) {  in xfs_bmap_extents_to_btree()
722 	ASSERT(cnt == ifp->if_nextents);  in xfs_bmap_extents_to_btree()
750 	ifp->if_format = XFS_DINODE_FMT_EXTENTS;  in xfs_bmap_extents_to_btree()
751 	ASSERT(ifp->if_broot == NULL);  in xfs_bmap_extents_to_btree()
769 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_local_to_extents_empty()  local
772 	ASSERT(ifp->if_format == XFS_DINODE_FMT_LOCAL);  in xfs_bmap_local_to_extents_empty()
773 	ASSERT(ifp->if_bytes == 0);  in xfs_bmap_local_to_extents_empty()
774 	ASSERT(ifp->if_nextents == 0);  in xfs_bmap_local_to_extents_empty()
777 	ifp->if_data = NULL;  in xfs_bmap_local_to_extents_empty()
778 	ifp->if_height = 0;  in xfs_bmap_local_to_extents_empty()
779 	ifp->if_format = XFS_DINODE_FMT_EXTENTS;  in xfs_bmap_local_to_extents_empty()
794 				   struct xfs_ifork *ifp, void *priv),  in xfs_bmap_local_to_extents()  argument
799 	struct xfs_ifork *ifp;		/* inode fork pointer */  in xfs_bmap_local_to_extents()  local
810 	ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_local_to_extents()
811 	ASSERT(ifp->if_format == XFS_DINODE_FMT_LOCAL);  in xfs_bmap_local_to_extents()
813 	if (!ifp->if_bytes) {  in xfs_bmap_local_to_extents()
856 	init_fn(tp, bp, ip, ifp, priv);  in xfs_bmap_local_to_extents()
859 	xfs_idata_realloc(ip, -ifp->if_bytes, whichfork);  in xfs_bmap_local_to_extents()
863 	ifp->if_data = NULL;  in xfs_bmap_local_to_extents()
864 	ifp->if_height = 0;  in xfs_bmap_local_to_extents()
870 	xfs_iext_first(ifp, &icur);  in xfs_bmap_local_to_extents()
873 	ifp->if_nextents = 1;  in xfs_bmap_local_to_extents()
1151 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_iread_bmbt_block()  local
1157 	if (unlikely(ir->loaded + num_recs > ifp->if_nextents)) {  in xfs_iread_bmbt_block()
1186 		xfs_iext_next(ifp, &ir->icur);  in xfs_iread_bmbt_block()
1202 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_iread_extents()  local
1207 	if (!xfs_need_iread_extents(ifp))  in xfs_iread_extents()
1213 	xfs_iext_first(ifp, &ir.icur);  in xfs_iread_extents()
1221 	if (XFS_IS_CORRUPT(mp, ir.loaded != ifp->if_nextents)) {  in xfs_iread_extents()
1226 	ASSERT(ir.loaded == xfs_iext_count(ifp));  in xfs_iread_extents()
1232 	smp_store_release(&ifp->if_needextents, 0);  in xfs_iread_extents()
1237 	xfs_iext_destroy(ifp);  in xfs_iread_extents()
1255 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_first_unused()  local
1262 	if (ifp->if_format == XFS_DINODE_FMT_LOCAL) {  in xfs_bmap_first_unused()
1267 	ASSERT(xfs_ifork_has_extents(ifp));  in xfs_bmap_first_unused()
1274 	for_each_xfs_iext(ifp, &icur, &got) {  in xfs_bmap_first_unused()
1302 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_last_before()  local
1307 	switch (ifp->if_format) {  in xfs_bmap_last_before()
1324 	if (!xfs_iext_lookup_extent_before(ip, ifp, last_block, &icur, &got))  in xfs_bmap_last_before()
1337 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_last_extent()  local
1345 	xfs_iext_last(ifp, &icur);  in xfs_bmap_last_extent()
1346 	if (!xfs_iext_get_extent(ifp, &icur, rec))  in xfs_bmap_last_extent()
1403 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_last_offset()  local
1410 	if (ifp->if_format == XFS_DINODE_FMT_LOCAL)  in xfs_bmap_last_offset()
1413 	if (XFS_IS_CORRUPT(ip->i_mount, !xfs_ifork_has_extents(ifp))) {  in xfs_bmap_last_offset()
1457 	struct xfs_ifork	*ifp = xfs_ifork_ptr(bma->ip, whichfork);  in xfs_bmap_add_extent_delay_real()  local
1485 	xfs_iext_get_extent(ifp, &bma->icur, &PREV);  in xfs_bmap_add_extent_delay_real()
1507 	if (xfs_iext_peek_prev_extent(ifp, &bma->icur, &LEFT)) {  in xfs_bmap_add_extent_delay_real()
1526 	if (xfs_iext_peek_next_extent(ifp, &bma->icur, &RIGHT)) {  in xfs_bmap_add_extent_delay_real()
1562 		xfs_iext_prev(ifp, &bma->icur);  in xfs_bmap_add_extent_delay_real()
1564 		ifp->if_nextents--;  in xfs_bmap_add_extent_delay_real()
1610 		xfs_iext_prev(ifp, &bma->icur);  in xfs_bmap_add_extent_delay_real()
1643 		xfs_iext_next(ifp, &bma->icur);  in xfs_bmap_add_extent_delay_real()
1645 		xfs_iext_prev(ifp, &bma->icur);  in xfs_bmap_add_extent_delay_real()
1676 		ifp->if_nextents++;  in xfs_bmap_add_extent_delay_real()
1719 		xfs_iext_prev(ifp, &bma->icur);  in xfs_bmap_add_extent_delay_real()
1747 		ifp->if_nextents++;  in xfs_bmap_add_extent_delay_real()
1787 		xfs_iext_next(ifp, &bma->icur);  in xfs_bmap_add_extent_delay_real()
1789 		xfs_iext_prev(ifp, &bma->icur);  in xfs_bmap_add_extent_delay_real()
1827 		xfs_iext_next(ifp, &bma->icur);  in xfs_bmap_add_extent_delay_real()
1838 		ifp->if_nextents++;  in xfs_bmap_add_extent_delay_real()
1878 		xfs_iext_next(ifp, &bma->icur);  in xfs_bmap_add_extent_delay_real()
1924 		xfs_iext_next(ifp, &bma->icur);  in xfs_bmap_add_extent_delay_real()
1927 		ifp->if_nextents++;  in xfs_bmap_add_extent_delay_real()
2033 	struct xfs_ifork	*ifp;	/* inode fork pointer */  in xfs_bmap_add_extent_unwritten_real()  local
2045 	ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_add_extent_unwritten_real()
2059 	xfs_iext_get_extent(ifp, icur, &PREV);  in xfs_bmap_add_extent_unwritten_real()
2078 	if (xfs_iext_peek_prev_extent(ifp, icur, &LEFT)) {  in xfs_bmap_add_extent_unwritten_real()
2097 	if (xfs_iext_peek_next_extent(ifp, icur, &RIGHT)) {  in xfs_bmap_add_extent_unwritten_real()
2132 		xfs_iext_prev(ifp, icur);  in xfs_bmap_add_extent_unwritten_real()
2134 		ifp->if_nextents -= 2;  in xfs_bmap_add_extent_unwritten_real()
2189 		xfs_iext_prev(ifp, icur);  in xfs_bmap_add_extent_unwritten_real()
2191 		ifp->if_nextents--;  in xfs_bmap_add_extent_unwritten_real()
2232 		xfs_iext_next(ifp, icur);  in xfs_bmap_add_extent_unwritten_real()
2234 		xfs_iext_prev(ifp, icur);  in xfs_bmap_add_extent_unwritten_real()
2236 		ifp->if_nextents--;  in xfs_bmap_add_extent_unwritten_real()
2310 		xfs_iext_prev(ifp, icur);  in xfs_bmap_add_extent_unwritten_real()
2349 		ifp->if_nextents++;  in xfs_bmap_add_extent_unwritten_real()
2390 		xfs_iext_next(ifp, icur);  in xfs_bmap_add_extent_unwritten_real()
2426 		xfs_iext_next(ifp, icur);  in xfs_bmap_add_extent_unwritten_real()
2428 		ifp->if_nextents++;  in xfs_bmap_add_extent_unwritten_real()
2480 		xfs_iext_next(ifp, icur);  in xfs_bmap_add_extent_unwritten_real()
2483 		ifp->if_nextents += 2;  in xfs_bmap_add_extent_unwritten_real()
2587 	struct xfs_ifork	*ifp;	/* inode fork pointer */  in xfs_bmap_add_extent_hole_delay()  local
2595 	ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_add_extent_hole_delay()
2601 	if (xfs_iext_peek_prev_extent(ifp, icur, &left)) {  in xfs_bmap_add_extent_hole_delay()
2611 	if (xfs_iext_get_extent(ifp, icur, &right)) {  in xfs_bmap_add_extent_hole_delay()
2656 		xfs_iext_prev(ifp, icur);  in xfs_bmap_add_extent_hole_delay()
2675 		xfs_iext_prev(ifp, icur);  in xfs_bmap_add_extent_hole_delay()
2731 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_add_extent_hole_real()  local
2750 	if (xfs_iext_peek_prev_extent(ifp, icur, &left)) {  in xfs_bmap_add_extent_hole_real()
2760 	if (xfs_iext_get_extent(ifp, icur, &right)) {  in xfs_bmap_add_extent_hole_real()
2803 		xfs_iext_prev(ifp, icur);  in xfs_bmap_add_extent_hole_real()
2805 		ifp->if_nextents--;  in xfs_bmap_add_extent_hole_real()
2850 		xfs_iext_prev(ifp, icur);  in xfs_bmap_add_extent_hole_real()
2909 		ifp->if_nextents++;  in xfs_bmap_add_extent_hole_real()
3972 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmapi_read()  local
3985 	if (WARN_ON_ONCE(!ifp)) {  in xfs_bmapi_read()
3990 	if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ifp)) ||  in xfs_bmapi_read()
4005 	if (!xfs_iext_lookup_extent(ip, ifp, bno, &icur, &got))  in xfs_bmapi_read()
4037 		if (!xfs_iext_next_extent(ifp, &icur, &got))  in xfs_bmapi_read()
4069 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmapi_reserve_delalloc()  local
4103 		if (!xfs_iext_peek_prev_extent(ifp, icur, &prev))  in xfs_bmapi_reserve_delalloc()
4188 	struct xfs_ifork	*ifp = xfs_ifork_ptr(bma->ip, whichfork);  in xfs_bmapi_allocate()  local
4241 	if (ifp->if_format == XFS_DINODE_FMT_BTREE && !bma->cur)  in xfs_bmapi_allocate()
4274 	xfs_iext_get_extent(ifp, &bma->icur, &bma->got);  in xfs_bmapi_allocate()
4292 	struct xfs_ifork	*ifp = xfs_ifork_ptr(bma->ip, whichfork);  in xfs_bmapi_convert_unwritten()  local
4311 	if (ifp->if_format == XFS_DINODE_FMT_BTREE && !bma->cur) {  in xfs_bmapi_convert_unwritten()
4352 	xfs_iext_get_extent(ifp, &bma->icur, &bma->got);  in xfs_bmapi_convert_unwritten()
4369 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, fork);  in xfs_bmapi_minleft()  local
4373 	if (ifp->if_format != XFS_DINODE_FMT_BTREE)  in xfs_bmapi_minleft()
4375 	return be16_to_cpu(ifp->if_broot->bb_level) + 1;  in xfs_bmapi_minleft()
4390 	struct xfs_ifork	*ifp = xfs_ifork_ptr(bma->ip, whichfork);  in xfs_bmapi_finish()  local
4393 	    ifp->if_format != XFS_DINODE_FMT_EXTENTS)  in xfs_bmapi_finish()
4396 		 ifp->if_format != XFS_DINODE_FMT_BTREE)  in xfs_bmapi_finish()
4438 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmapi_write()  local
4463 	ASSERT(ifp->if_format != XFS_DINODE_FMT_LOCAL);  in xfs_bmapi_write()
4479 	if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ifp)) ||  in xfs_bmapi_write()
4494 	if (!xfs_iext_lookup_extent(ip, ifp, bno, &bma.icur, &bma.got))  in xfs_bmapi_write()
4496 	if (!xfs_iext_peek_prev_extent(ifp, &bma.icur, &bma.prev))  in xfs_bmapi_write()
4598 		if (!xfs_iext_next_extent(ifp, &bma.icur, &bma.got))  in xfs_bmapi_write()
4607 	ASSERT(ifp->if_format != XFS_DINODE_FMT_BTREE ||  in xfs_bmapi_write()
4608 	       ifp->if_nextents > XFS_IFORK_MAXEXT(ip, whichfork));  in xfs_bmapi_write()
4647 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmapi_convert_one_delalloc()  local
4675 	if (!xfs_iext_lookup_extent(ip, ifp, offset_fsb, &bma.icur, &bma.got) ||  in xfs_bmapi_convert_one_delalloc()
4695 			*seq = READ_ONCE(ifp->if_seq);  in xfs_bmapi_convert_one_delalloc()
4729 	if (!xfs_iext_peek_prev_extent(ifp, &bma.icur, &bma.prev))  in xfs_bmapi_convert_one_delalloc()
4743 		*seq = READ_ONCE(ifp->if_seq);  in xfs_bmapi_convert_one_delalloc()
4806 	struct xfs_ifork	*ifp;  in xfs_bmapi_remap()  local
4813 	ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmapi_remap()
4822 	if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ifp)) ||  in xfs_bmapi_remap()
4835 	if (xfs_iext_lookup_extent(ip, ifp, bno, &icur, &got)) {  in xfs_bmapi_remap()
4845 	if (ifp->if_format == XFS_DINODE_FMT_BTREE)  in xfs_bmapi_remap()
4954 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_del_extent_delay()  local
4994 		xfs_iext_prev(ifp, icur);  in xfs_bmap_del_extent_delay()
5060 		xfs_iext_next(ifp, icur);  in xfs_bmap_del_extent_delay()
5088 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, XFS_COW_FORK);  in xfs_bmap_del_extent_cow()  local
5114 		xfs_iext_prev(ifp, icur);  in xfs_bmap_del_extent_cow()
5144 		xfs_iext_next(ifp, icur);  in xfs_bmap_del_extent_cow()
5200 	struct xfs_ifork	*ifp;	/* inode fork pointer */  in xfs_bmap_del_extent_real()  local
5214 	ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_del_extent_real()
5216 	xfs_iext_get_extent(ifp, icur, &got);  in xfs_bmap_del_extent_real()
5233 	    ifp->if_format == XFS_DINODE_FMT_EXTENTS &&  in xfs_bmap_del_extent_real()
5234 	    ifp->if_nextents >= XFS_IFORK_MAXEXT(ip, whichfork) &&  in xfs_bmap_del_extent_real()
5267 		xfs_iext_prev(ifp, icur);  in xfs_bmap_del_extent_real()
5268 		ifp->if_nextents--;  in xfs_bmap_del_extent_real()
5378 		ifp->if_nextents++;  in xfs_bmap_del_extent_real()
5379 		xfs_iext_next(ifp, icur);  in xfs_bmap_del_extent_real()
5459 	struct xfs_ifork	*ifp;		/* inode fork pointer */  in __xfs_bunmapi()  local
5476 	ifp = xfs_ifork_ptr(ip, whichfork);  in __xfs_bunmapi()
5477 	if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ifp))) {  in __xfs_bunmapi()
5492 	if (xfs_iext_count(ifp) == 0) {  in __xfs_bunmapi()
5500 	if (!xfs_iext_lookup_extent_before(ip, ifp, &end, &icur, &got)) {  in __xfs_bunmapi()
5507 	if (ifp->if_format == XFS_DINODE_FMT_BTREE) {  in __xfs_bunmapi()
5508 		ASSERT(ifp->if_format == XFS_DINODE_FMT_BTREE);  in __xfs_bunmapi()
5521 		    !xfs_iext_prev_extent(ifp, &icur, &got)) {  in __xfs_bunmapi()
5571 				    !xfs_iext_prev_extent(ifp, &icur, &got)) {  in __xfs_bunmapi()
5624 				    !xfs_iext_prev_extent(ifp, &icur, &got)) {  in __xfs_bunmapi()
5639 				if (!xfs_iext_prev_extent(ifp, &icur, &prev))  in __xfs_bunmapi()
5689 			if (!xfs_iext_get_extent(ifp, &icur, &got) ||  in __xfs_bunmapi()
5691 			     !xfs_iext_prev_extent(ifp, &icur, &got))) {  in __xfs_bunmapi()
5722 	    ifp->if_format != XFS_DINODE_FMT_EXTENTS)  in __xfs_bunmapi()
5725 		 ifp->if_format != XFS_DINODE_FMT_BTREE)  in __xfs_bunmapi()
5810 	struct xfs_ifork		*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmse_merge()  local
5828 	ifp->if_nextents--;  in xfs_bmse_merge()
5872 	xfs_iext_prev(ifp, icur);  in xfs_bmse_merge()
5938 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_collapse_extents()  local
5946 	if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ifp)) ||  in xfs_bmap_collapse_extents()
5961 	if (ifp->if_format == XFS_DINODE_FMT_BTREE)  in xfs_bmap_collapse_extents()
5964 	if (!xfs_iext_lookup_extent(ip, ifp, *next_fsb, &icur, &got)) {  in xfs_bmap_collapse_extents()
5975 	if (xfs_iext_peek_prev_extent(ifp, &icur, &prev)) {  in xfs_bmap_collapse_extents()
6003 	if (!xfs_iext_next_extent(ifp, &icur, &got)) {  in xfs_bmap_collapse_extents()
6054 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_insert_extents()  local
6062 	if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ifp)) ||  in xfs_bmap_insert_extents()
6077 	if (ifp->if_format == XFS_DINODE_FMT_BTREE)  in xfs_bmap_insert_extents()
6081 		xfs_iext_last(ifp, &icur);  in xfs_bmap_insert_extents()
6082 		if (!xfs_iext_get_extent(ifp, &icur, &got) ||  in xfs_bmap_insert_extents()
6088 		if (!xfs_iext_lookup_extent(ip, ifp, *next_fsb, &icur, &got)) {  in xfs_bmap_insert_extents()
6106 	if (xfs_iext_peek_next_extent(ifp, &icur, &next)) {  in xfs_bmap_insert_extents()
6128 	if (!xfs_iext_prev_extent(ifp, &icur, &got) ||  in xfs_bmap_insert_extents()
6156 	struct xfs_ifork		*ifp = xfs_ifork_ptr(ip, whichfork);  in xfs_bmap_split_extent()  local
6167 	if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ifp)) ||  in xfs_bmap_split_extent()
6184 	if (!xfs_iext_lookup_extent(ip, ifp, split_fsb, &icur, &got) ||  in xfs_bmap_split_extent()
6194 	if (ifp->if_format == XFS_DINODE_FMT_BTREE) {  in xfs_bmap_split_extent()
6219 	xfs_iext_next(ifp, &icur);  in xfs_bmap_split_extent()
6221 	ifp->if_nextents++;  in xfs_bmap_split_extent()