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()
522 	Indirect chain[4];  in ext4_ind_map_blocks()  local
539 	partial = ext4_get_branch(inode, depth, offsets, chain, &err);  in ext4_ind_map_blocks()
543 		first_block = le32_to_cpu(chain[depth - 1].key);  in ext4_ind_map_blocks()
549 			blk = le32_to_cpu(*(chain[depth-1].p + count));  in ext4_ind_map_blocks()
571 		for (i = partial - chain + 1; i < depth; i++)  in ext4_ind_map_blocks()
607 	indirect_blks = (chain + depth) - partial - 1;  in ext4_ind_map_blocks()
620 				offsets + (partial - chain), partial);  in ext4_ind_map_blocks()
640 	map->m_pblk = le32_to_cpu(chain[depth-1].key);  in ext4_ind_map_blocks()
646 	partial = chain + depth - 1;	/* the whole chain */  in ext4_ind_map_blocks()
648 	while (partial > chain) {  in ext4_ind_map_blocks()
770 				  ext4_lblk_t offsets[4], Indirect chain[4],  in ext4_find_shared()
780 	partial = ext4_get_branch(inode, k, offsets, chain, &err);  in ext4_find_shared()
783 		partial = chain + k-1;  in ext4_find_shared()
791 	for (p = partial; (p > chain) && all_zeroes((__le32 *) p->bh->b_data, p->p); p--)  in ext4_find_shared()
799 	if (p == chain + k - 1 && p > chain) {  in ext4_find_shared()
1107 	Indirect chain[4];  in ext4_ind_truncate()  local
1148 	partial = ext4_find_shared(inode, n, offsets, chain, &nr);  in ext4_ind_truncate()
1151 		if (partial == chain) {  in ext4_ind_truncate()
1154 					   &nr, &nr+1, (chain+n-1) - partial);  in ext4_ind_truncate()
1165 					partial->p+1, (chain+n-1) - partial);  in ext4_ind_truncate()
1169 	while (partial > chain) {  in ext4_ind_truncate()
1172 				   (chain+n-1) - partial);  in ext4_ind_truncate()
1220 	Indirect chain[4], chain2[4];  in ext4_ind_remove_space()  local
1263 		partial = ext4_find_shared(inode, n, offsets, chain, &nr);  in ext4_ind_remove_space()
1265 			if (partial == chain) {  in ext4_ind_remove_space()
1268 					   &nr, &nr+1, (chain+n-1) - partial);  in ext4_ind_remove_space()
1275 					partial->p+1, (chain+n-1) - partial);  in ext4_ind_remove_space()
1283 		while (partial > chain) {  in ext4_ind_remove_space()
1287 				(chain+n-1) - partial);  in ext4_ind_remove_space()
1332 	partial = ext4_find_shared(inode, n, offsets, chain, &nr);  in ext4_ind_remove_space()
1337 		int level = min(partial - chain, partial2 - chain2);  in ext4_ind_remove_space()
1349 			if (partial == chain) {  in ext4_ind_remove_space()
1353 						   (chain+n-1) - partial);  in ext4_ind_remove_space()
1361 						   (chain+n-1) - partial);  in ext4_ind_remove_space()
1376 	while (partial > chain || partial2 > chain2) {  in ext4_ind_remove_space()
1377 		int depth = (chain+n-1) - partial;  in ext4_ind_remove_space()
1380 		if (partial > chain && partial2 > chain2 &&  in ext4_ind_remove_space()
1389 					   (chain+n-1) - partial);  in ext4_ind_remove_space()
1404 		if (partial > chain && depth <= depth2) {  in ext4_ind_remove_space()
1408 					   (chain+n-1) - partial);  in ext4_ind_remove_space()