146 				 Indirect chain[4], int *err)  in ext4_get_branch()
149 	Indirect *p = chain;  in ext4_get_branch()
155 	add_chain(chain, NULL, EXT4_I(inode)->i_data + *offsets);  in ext4_get_branch()
528 	Indirect chain[4];  in ext4_ind_map_blocks()  local
545 	partial = ext4_get_branch(inode, depth, offsets, chain, &err);  in ext4_ind_map_blocks()
549 		first_block = le32_to_cpu(chain[depth - 1].key);  in ext4_ind_map_blocks()
555 			blk = le32_to_cpu(*(chain[depth-1].p + count));  in ext4_ind_map_blocks()
577 		for (i = partial - chain + 1; i < depth; i++)  in ext4_ind_map_blocks()
614 	indirect_blks = (chain + depth) - partial - 1;  in ext4_ind_map_blocks()
627 				offsets + (partial - chain), partial);  in ext4_ind_map_blocks()
647 	map->m_pblk = le32_to_cpu(chain[depth-1].key);  in ext4_ind_map_blocks()
653 	partial = chain + depth - 1;	/* the whole chain */  in ext4_ind_map_blocks()
655 	while (partial > chain) {  in ext4_ind_map_blocks()
787 				  ext4_lblk_t offsets[4], Indirect chain[4],  in ext4_find_shared()
797 	partial = ext4_get_branch(inode, k, offsets, chain, &err);  in ext4_find_shared()
800 		partial = chain + k-1;  in ext4_find_shared()
808 	for (p = partial; (p > chain) && all_zeroes((__le32 *) p->bh->b_data, p->p); p--)  in ext4_find_shared()
816 	if (p == chain + k - 1 && p > chain) {  in ext4_find_shared()
1105 	Indirect chain[4];  in ext4_ind_truncate()  local
1146 	partial = ext4_find_shared(inode, n, offsets, chain, &nr);  in ext4_ind_truncate()
1149 		if (partial == chain) {  in ext4_ind_truncate()
1152 					   &nr, &nr+1, (chain+n-1) - partial);  in ext4_ind_truncate()
1163 					partial->p+1, (chain+n-1) - partial);  in ext4_ind_truncate()
1167 	while (partial > chain) {  in ext4_ind_truncate()
1170 				   (chain+n-1) - partial);  in ext4_ind_truncate()
1221 	Indirect chain[4], chain2[4];  in ext4_ind_remove_space()  local
1265 		partial = p = ext4_find_shared(inode, n, offsets, chain, &nr);  in ext4_ind_remove_space()
1267 			if (partial == chain) {  in ext4_ind_remove_space()
1270 					   &nr, &nr+1, (chain+n-1) - partial);  in ext4_ind_remove_space()
1277 					partial->p+1, (chain+n-1) - partial);  in ext4_ind_remove_space()
1285 		while (partial > chain) {  in ext4_ind_remove_space()
1289 				(chain+n-1) - partial);  in ext4_ind_remove_space()
1330 	partial = p = ext4_find_shared(inode, n, offsets, chain, &nr);  in ext4_ind_remove_space()
1335 		int level = min(partial - chain, partial2 - chain2);  in ext4_ind_remove_space()
1347 			if (partial == chain) {  in ext4_ind_remove_space()
1351 						   (chain+n-1) - partial);  in ext4_ind_remove_space()
1359 						   (chain+n-1) - partial);  in ext4_ind_remove_space()
1374 	while (partial > chain || partial2 > chain2) {  in ext4_ind_remove_space()
1375 		int depth = (chain+n-1) - partial;  in ext4_ind_remove_space()
1378 		if (partial > chain && partial2 > chain2 &&  in ext4_ind_remove_space()
1387 					   (chain+n-1) - partial);  in ext4_ind_remove_space()
1398 		if (partial > chain && depth <= depth2) {  in ext4_ind_remove_space()
1402 					   (chain+n-1) - partial);  in ext4_ind_remove_space()
1415 	while (p && p > chain) {  in ext4_ind_remove_space()