587 	path[0].p_hdr = ext_inode_hdr(inode);  in ext4_ext_precache()
588 	ret = ext4_ext_check(inode, path[0].p_hdr, depth, 0);  in ext4_ext_precache()
591 	path[0].p_idx = EXT_FIRST_INDEX(path[0].p_hdr);  in ext4_ext_precache()
598 		    path[i].p_idx > EXT_LAST_INDEX(path[i].p_hdr)) {  in ext4_ext_precache()
614 		path[i].p_hdr = ext_block_hdr(bh);  in ext4_ext_precache()
615 		path[i].p_idx = EXT_FIRST_INDEX(path[i].p_hdr);  in ext4_ext_precache()
657 	eh = path[depth].p_hdr;  in ext4_ext_show_leaf()
679 		while (idx <= EXT_MAX_INDEX(path[level].p_hdr)) {  in ext4_ext_show_move()
691 	while (ex <= EXT_MAX_EXTENT(path[depth].p_hdr)) {  in ext4_ext_show_move()
731 	struct ext4_extent_header *eh = path->p_hdr;  in ext4_ext_binsearch_idx()
791 	struct ext4_extent_header *eh = path->p_hdr;  in ext4_ext_binsearch()
885 	path[0].p_hdr = eh;  in ext4_find_extent()
916 		path[ppos].p_hdr = eh;  in ext4_find_extent()
964 	if (unlikely(le16_to_cpu(curp->p_hdr->eh_entries)  in ext4_ext_insert_index()
965 			     >= le16_to_cpu(curp->p_hdr->eh_max))) {  in ext4_ext_insert_index()
968 				 le16_to_cpu(curp->p_hdr->eh_entries),  in ext4_ext_insert_index()
969 				 le16_to_cpu(curp->p_hdr->eh_max));  in ext4_ext_insert_index()
983 	len = EXT_LAST_INDEX(curp->p_hdr) - ix + 1;  in ext4_ext_insert_index()
992 	if (unlikely(ix > EXT_MAX_INDEX(curp->p_hdr))) {  in ext4_ext_insert_index()
999 	le16_add_cpu(&curp->p_hdr->eh_entries, 1);  in ext4_ext_insert_index()
1001 	if (unlikely(ix > EXT_LAST_INDEX(curp->p_hdr))) {  in ext4_ext_insert_index()
1042 	if (unlikely(path[depth].p_ext > EXT_MAX_EXTENT(path[depth].p_hdr))) {  in ext4_ext_split()
1046 	if (path[depth].p_ext != EXT_MAX_EXTENT(path[depth].p_hdr)) {  in ext4_ext_split()
1109 	if (unlikely(path[depth].p_hdr->eh_entries !=  in ext4_ext_split()
1110 		     path[depth].p_hdr->eh_max)) {  in ext4_ext_split()
1112 				 path[depth].p_hdr->eh_entries,  in ext4_ext_split()
1113 				 path[depth].p_hdr->eh_max);  in ext4_ext_split()
1118 	m = EXT_MAX_EXTENT(path[depth].p_hdr) - path[depth].p_ext++;  in ext4_ext_split()
1142 		le16_add_cpu(&path[depth].p_hdr->eh_entries, -m);  in ext4_ext_split()
1188 		if (unlikely(EXT_MAX_INDEX(path[i].p_hdr) !=  in ext4_ext_split()
1189 					EXT_LAST_INDEX(path[i].p_hdr))) {  in ext4_ext_split()
1197 		m = EXT_MAX_INDEX(path[i].p_hdr) - path[i].p_idx++;  in ext4_ext_split()
1199 				EXT_MAX_INDEX(path[i].p_hdr));  in ext4_ext_split()
1221 			le16_add_cpu(&path[i].p_hdr->eh_entries, -m);  in ext4_ext_split()
1400 		if (path[depth].p_hdr->eh_entries == path[depth].p_hdr->eh_max) {  in ext4_ext_create_new_leaf()
1442 		if (unlikely(EXT_FIRST_EXTENT(path[depth].p_hdr) != ex)) {  in ext4_ext_search_left()
1450 			if (unlikely(ix != EXT_FIRST_INDEX(path[depth].p_hdr))) {  in ext4_ext_search_left()
1454 				  EXT_FIRST_INDEX(path[depth].p_hdr) != NULL ?  in ext4_ext_search_left()
1455 		le32_to_cpu(EXT_FIRST_INDEX(path[depth].p_hdr)->ei_block) : 0,  in ext4_ext_search_left()
1512 		if (unlikely(EXT_FIRST_EXTENT(path[depth].p_hdr) != ex)) {  in ext4_ext_search_right()
1520 			if (unlikely(ix != EXT_FIRST_INDEX(path[depth].p_hdr))) {  in ext4_ext_search_right()
1537 	if (ex != EXT_LAST_EXTENT(path[depth].p_hdr)) {  in ext4_ext_search_right()
1546 		if (ix != EXT_LAST_INDEX(path[depth].p_hdr))  in ext4_ext_search_right()
1608 					EXT_LAST_EXTENT(path[depth].p_hdr))  in ext4_ext_next_allocated_block()
1613 					EXT_LAST_INDEX(path[depth].p_hdr))  in ext4_ext_next_allocated_block()
1642 				EXT_LAST_INDEX(path[depth].p_hdr))  in ext4_ext_next_leaf_block()
1666 	eh = path[depth].p_hdr;  in ext4_ext_correct_indexes()
1700 		if (path[k+1].p_idx != EXT_FIRST_INDEX(path[k+1].p_hdr))  in ext4_ext_correct_indexes()
1768 	BUG_ON(path[depth].p_hdr == NULL);  in ext4_ext_try_to_merge_right()
1769 	eh = path[depth].p_hdr;  in ext4_ext_try_to_merge_right()
1809 	    (le16_to_cpu(path[0].p_hdr->eh_entries) != 1) ||  in ext4_ext_try_to_merge_up()
1810 	    (le16_to_cpu(path[1].p_hdr->eh_entries) > max_root))  in ext4_ext_try_to_merge_up()
1825 	s = le16_to_cpu(path[1].p_hdr->eh_entries) *  in ext4_ext_try_to_merge_up()
1830 	memcpy(path[0].p_hdr, path[1].p_hdr, s);  in ext4_ext_try_to_merge_up()
1832 	path[0].p_ext = EXT_FIRST_EXTENT(path[0].p_hdr) +  in ext4_ext_try_to_merge_up()
1833 		(path[1].p_ext - EXT_FIRST_EXTENT(path[1].p_hdr));  in ext4_ext_try_to_merge_up()
1834 	path[0].p_hdr->eh_max = cpu_to_le16(max_root);  in ext4_ext_try_to_merge_up()
1854 	BUG_ON(path[depth].p_hdr == NULL);  in ext4_ext_try_to_merge()
1855 	eh = path[depth].p_hdr;  in ext4_ext_try_to_merge()
1944 	eh = path[depth].p_hdr;  in ext4_ext_insert_extent()
1945 	if (unlikely(path[depth].p_hdr == NULL)) {  in ext4_ext_insert_extent()
1991 			eh = path[depth].p_hdr;  in ext4_ext_insert_extent()
2020 			eh = path[depth].p_hdr;  in ext4_ext_insert_extent()
2027 	eh = path[depth].p_hdr;  in ext4_ext_insert_extent()
2043 		eh = npath[depth].p_hdr;  in ext4_ext_insert_extent()
2065 	eh = path[depth].p_hdr;  in ext4_ext_insert_extent()
2171 		if (unlikely(path[depth].p_hdr == NULL)) {  in ext4_fill_fiemap_extents()
2363 	if (unlikely(path->p_hdr->eh_entries == 0)) {  in ext4_ext_rm_idx()
2371 	if (path->p_idx != EXT_LAST_INDEX(path->p_hdr)) {  in ext4_ext_rm_idx()
2372 		int len = EXT_LAST_INDEX(path->p_hdr) - path->p_idx;  in ext4_ext_rm_idx()
2377 	le16_add_cpu(&path->p_hdr->eh_entries, -1);  in ext4_ext_rm_idx()
2388 		if (path->p_idx != EXT_FIRST_INDEX(path->p_hdr))  in ext4_ext_rm_idx()
2417 		if (le16_to_cpu(path[depth].p_hdr->eh_entries)  in ext4_ext_calc_credits_for_single_extent()
2418 				< le16_to_cpu(path[depth].p_hdr->eh_max)) {  in ext4_ext_calc_credits_for_single_extent()
2609 	if (!path[depth].p_hdr)  in ext4_ext_rm_leaf()
2610 		path[depth].p_hdr = ext_block_hdr(path[depth].p_bh);  in ext4_ext_rm_leaf()
2611 	eh = path[depth].p_hdr;  in ext4_ext_rm_leaf()
2612 	if (unlikely(path[depth].p_hdr == NULL)) {  in ext4_ext_rm_leaf()
2785 	if (path->p_idx < EXT_FIRST_INDEX(path->p_hdr))  in ext4_ext_more_to_rm()
2792 	if (le16_to_cpu(path->p_hdr->eh_entries) == path->p_block)  in ext4_ext_more_to_rm()
2909 				le16_to_cpu(path[k].p_hdr->eh_entries)+1;  in ext4_ext_remove_space()
2918 		path[0].p_hdr = ext_inode_hdr(inode);  in ext4_ext_remove_space()
2921 		if (ext4_ext_check(inode, path[0].p_hdr, depth, 0)) {  in ext4_ext_remove_space()
2942 		if (!path[i].p_hdr) {  in ext4_ext_remove_space()
2944 			path[i].p_hdr = ext_block_hdr(path[i].p_bh);  in ext4_ext_remove_space()
2949 			path[i].p_idx = EXT_LAST_INDEX(path[i].p_hdr);  in ext4_ext_remove_space()
2950 			path[i].p_block = le16_to_cpu(path[i].p_hdr->eh_entries)+1;  in ext4_ext_remove_space()
2952 				  path[i].p_hdr,  in ext4_ext_remove_space()
2953 				  le16_to_cpu(path[i].p_hdr->eh_entries));  in ext4_ext_remove_space()
2960 				i, EXT_FIRST_INDEX(path[i].p_hdr),  in ext4_ext_remove_space()
2987 			path[i].p_block = le16_to_cpu(path[i].p_hdr->eh_entries);  in ext4_ext_remove_space()
2991 			if (path[i].p_hdr->eh_entries == 0 && i > 0) {  in ext4_ext_remove_space()
3006 			partial_cluster, path->p_hdr->eh_entries);  in ext4_ext_remove_space()
3023 	if (path->p_hdr->eh_entries == 0) {  in ext4_ext_remove_space()
3419 	eh = path[depth].p_hdr;  in ext4_ext_convert_to_initialized()
3785 	eh = path[depth].p_hdr;  in check_eofblocks_fl()
3815 		if (path[i].p_idx != EXT_LAST_INDEX(path[i].p_hdr))  in check_eofblocks_fl()
5250 			ex_last = EXT_LAST_EXTENT(path[depth].p_hdr);  in ext4_ext_shift_path_extents()
5256 			if (ex_start == EXT_FIRST_EXTENT(path[depth].p_hdr))  in ext4_ext_shift_path_extents()
5266 				     EXT_FIRST_EXTENT(path[depth].p_hdr)) &&  in ext4_ext_shift_path_extents()
5292 		if (path[depth].p_idx != EXT_FIRST_INDEX(path[depth].p_hdr))  in ext4_ext_shift_path_extents()
5371 			if (extent < EXT_LAST_EXTENT(path[depth].p_hdr)) {  in ext4_ext_shift_extents()