158 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_dx_dir_link_trailer()  local
168 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_dx_dir_link_trailer()
170 	trailer->db_free_next = dx_root->dr_free_blk;  in ocfs2_dx_dir_link_trailer()
171 	dx_root->dr_free_blk = cpu_to_le64(dirdata_bh->b_blocknr);  in ocfs2_dx_dir_link_trailer()
199 static inline int ocfs2_dx_root_inline(struct ocfs2_dx_root_block *dx_root)  in ocfs2_dx_root_inline()  argument
201 	return dx_root->dr_flags & OCFS2_DX_FLAG_INLINE;  in ocfs2_dx_root_inline()
568 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_validate_dx_root()  local
572 	dx_root = (struct ocfs2_dx_root_block *) bh->b_data;  in ocfs2_validate_dx_root()
574 	ret = ocfs2_validate_meta_ecc(sb, bh->b_data, &dx_root->dr_check);  in ocfs2_validate_dx_root()
582 	if (!OCFS2_IS_VALID_DX_ROOT(dx_root)) {  in ocfs2_validate_dx_root()
585 				  (unsigned long long)le64_to_cpu(dx_root->dr_blkno),  in ocfs2_validate_dx_root()
586 				  7, dx_root->dr_signature);  in ocfs2_validate_dx_root()
893 			       struct ocfs2_dx_root_block *dx_root,  in ocfs2_dx_dir_search()  argument
909 	if (ocfs2_dx_root_inline(dx_root)) {  in ocfs2_dx_dir_search()
910 		entry_list = &dx_root->dr_entries;  in ocfs2_dx_dir_search()
914 	dr_el = &dx_root->dr_list;  in ocfs2_dx_dir_search()
1013 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_find_entry_dx()  local
1028 	dx_root = (struct ocfs2_dx_root_block *) dx_root_bh->b_data;  in ocfs2_find_entry_dx()
1030 	ret = ocfs2_dx_dir_search(name, namelen, dir, dx_root, lookup);  in ocfs2_find_entry_dx()
1240 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_delete_entry_dx()  local
1254 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_delete_entry_dx()
1255 	if (ocfs2_dx_root_inline(dx_root)) {  in ocfs2_delete_entry_dx()
1256 		entry_list = &dx_root->dr_entries;  in ocfs2_delete_entry_dx()
1304 	if (!ocfs2_dx_root_inline(dx_root)) {  in ocfs2_delete_entry_dx()
1327 		trailer->db_free_next = dx_root->dr_free_blk;  in ocfs2_delete_entry_dx()
1328 		dx_root->dr_free_blk = cpu_to_le64(leaf_bh->b_blocknr);  in ocfs2_delete_entry_dx()
1335 	le32_add_cpu(&dx_root->dr_num_entries, -1);  in ocfs2_delete_entry_dx()
1340 	if (!ocfs2_dx_root_inline(dx_root))  in ocfs2_delete_entry_dx()
1482 					struct ocfs2_dx_root_block *dx_root)  in ocfs2_dx_inline_root_insert()  argument
1484 	ocfs2_dx_entry_list_insert(&dx_root->dr_entries, hinfo, dirent_blk);  in ocfs2_dx_inline_root_insert()
1491 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_dx_dir_insert()  local
1501 	dx_root = (struct ocfs2_dx_root_block *)lookup->dl_dx_root_bh->b_data;  in ocfs2_dx_dir_insert()
1502 	if (ocfs2_dx_root_inline(dx_root)) {  in ocfs2_dx_dir_insert()
1506 					    dx_root);  in ocfs2_dx_dir_insert()
1515 	le32_add_cpu(&dx_root->dr_num_entries, 1);  in ocfs2_dx_dir_insert()
1527 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_remove_block_from_free_list()  local
1534 		dx_root = (struct ocfs2_dx_root_block *)bh->b_data;  in ocfs2_remove_block_from_free_list()
1535 		dx_root->dr_free_blk = trailer->db_free_next;  in ocfs2_remove_block_from_free_list()
2081 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_empty_dir_dx()  local
2097 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_empty_dir_dx()
2099 	if (le32_to_cpu(dx_root->dr_num_entries) != 2)  in ocfs2_empty_dir_dx()
2298 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_dx_dir_attach_index()  local
2327 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_dx_dir_attach_index()
2328 	memset(dx_root, 0, osb->sb->s_blocksize);  in ocfs2_dx_dir_attach_index()
2329 	strcpy(dx_root->dr_signature, OCFS2_DX_ROOT_SIGNATURE);  in ocfs2_dx_dir_attach_index()
2330 	dx_root->dr_suballoc_slot = cpu_to_le16(meta_ac->ac_alloc_slot);  in ocfs2_dx_dir_attach_index()
2331 	dx_root->dr_suballoc_loc = cpu_to_le64(suballoc_loc);  in ocfs2_dx_dir_attach_index()
2332 	dx_root->dr_suballoc_bit = cpu_to_le16(dr_suballoc_bit);  in ocfs2_dx_dir_attach_index()
2333 	dx_root->dr_fs_generation = cpu_to_le32(osb->fs_generation);  in ocfs2_dx_dir_attach_index()
2334 	dx_root->dr_blkno = cpu_to_le64(dr_blkno);  in ocfs2_dx_dir_attach_index()
2335 	dx_root->dr_dir_blkno = cpu_to_le64(OCFS2_I(dir)->ip_blkno);  in ocfs2_dx_dir_attach_index()
2336 	dx_root->dr_num_entries = cpu_to_le32(num_entries);  in ocfs2_dx_dir_attach_index()
2338 		dx_root->dr_free_blk = cpu_to_le64(dirdata_bh->b_blocknr);  in ocfs2_dx_dir_attach_index()
2340 		dx_root->dr_free_blk = cpu_to_le64(0);  in ocfs2_dx_dir_attach_index()
2343 		dx_root->dr_flags |= OCFS2_DX_FLAG_INLINE;  in ocfs2_dx_dir_attach_index()
2344 		dx_root->dr_entries.de_count =  in ocfs2_dx_dir_attach_index()
2347 		dx_root->dr_list.l_count =  in ocfs2_dx_dir_attach_index()
2521 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_fill_new_dir_dx()  local
2548 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_fill_new_dir_dx()
2549 	entry_list = &dx_root->dr_entries;  in ocfs2_fill_new_dir_dx()
2640 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_dx_dir_index_root_block()  local
2645 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_dx_dir_index_root_block()
2662 				le16_to_cpu(dx_root->dr_entries.de_num_used));  in ocfs2_dx_dir_index_root_block()
2664 		ocfs2_dx_entry_list_insert(&dx_root->dr_entries, &hinfo,  in ocfs2_dx_dir_index_root_block()
2667 		le32_add_cpu(&dx_root->dr_num_entries, 1);  in ocfs2_dx_dir_index_root_block()
3673 					  struct ocfs2_dx_root_block *dx_root)  in ocfs2_dx_dir_rebalance_credits()  argument
3677 	credits += ocfs2_calc_extend_credits(osb->sb, &dx_root->dr_list);  in ocfs2_dx_dir_rebalance_credits()
3702 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_dx_dir_rebalance()  local
3711 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_dx_dir_rebalance()
3716 	if (le32_to_cpu(dx_root->dr_clusters) == UINT_MAX)  in ocfs2_dx_dir_rebalance()
3749 	credits = ocfs2_dx_dir_rebalance_credits(osb, dx_root);  in ocfs2_dx_dir_rebalance()
3888 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_find_dir_space_dx()  local
3894 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_find_dir_space_dx()
3897 	ret = ocfs2_dx_dir_lookup(dir, &dx_root->dr_list, &lookup->dl_hinfo,  in ocfs2_find_dir_space_dx()
3964 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_search_dx_free_list()  local
3966 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_search_dx_free_list()
3967 	next_block = le64_to_cpu(dx_root->dr_free_blk);  in ocfs2_search_dx_free_list()
4012 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_expand_inline_dx_root()  local
4066 	dx_root = (struct ocfs2_dx_root_block *) dx_root_bh->b_data;  in ocfs2_expand_inline_dx_root()
4067 	entry_list = &dx_root->dr_entries;  in ocfs2_expand_inline_dx_root()
4082 	dx_root->dr_flags &= ~OCFS2_DX_FLAG_INLINE;  in ocfs2_expand_inline_dx_root()
4083 	memset(&dx_root->dr_list, 0, osb->sb->s_blocksize -  in ocfs2_expand_inline_dx_root()
4085 	dx_root->dr_list.l_count =  in ocfs2_expand_inline_dx_root()
4120 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_inline_dx_has_space()  local
4123 	dx_root = (struct ocfs2_dx_root_block *) dx_root_bh->b_data;  in ocfs2_inline_dx_has_space()
4124 	entry_list = &dx_root->dr_entries;  in ocfs2_inline_dx_has_space()
4144 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_prepare_dx_dir_for_insert()  local
4152 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_prepare_dx_dir_for_insert()
4153 	if (le32_to_cpu(dx_root->dr_num_entries) == OCFS2_DX_ENTRIES_MAX) {  in ocfs2_prepare_dx_dir_for_insert()
4159 	if (ocfs2_dx_root_inline(dx_root)) {  in ocfs2_prepare_dx_dir_for_insert()
4319 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_dx_dir_remove_index()  local
4327 	dx_root = (struct ocfs2_dx_root_block *) dx_root_bh->b_data;  in ocfs2_dx_dir_remove_index()
4331 					le16_to_cpu(dx_root->dr_suballoc_slot));  in ocfs2_dx_dir_remove_index()
4368 	blk = le64_to_cpu(dx_root->dr_blkno);  in ocfs2_dx_dir_remove_index()
4369 	bit = le16_to_cpu(dx_root->dr_suballoc_bit);  in ocfs2_dx_dir_remove_index()
4370 	if (dx_root->dr_suballoc_loc)  in ocfs2_dx_dir_remove_index()
4371 		bg_blkno = le64_to_cpu(dx_root->dr_suballoc_loc);  in ocfs2_dx_dir_remove_index()
4401 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_dx_dir_truncate()  local
4416 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_dx_dir_truncate()
4418 	if (ocfs2_dx_root_inline(dx_root))  in ocfs2_dx_dir_truncate()
4424 	while (le32_to_cpu(dx_root->dr_clusters)) {  in ocfs2_dx_dir_truncate()
4425 		ret = ocfs2_dx_dir_lookup_rec(dir, &dx_root->dr_list,  in ocfs2_dx_dir_truncate()