156 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_dx_dir_link_trailer()  local
166 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_dx_dir_link_trailer()
168 	trailer->db_free_next = dx_root->dr_free_blk;  in ocfs2_dx_dir_link_trailer()
169 	dx_root->dr_free_blk = cpu_to_le64(dirdata_bh->b_blocknr);  in ocfs2_dx_dir_link_trailer()
197 static inline int ocfs2_dx_root_inline(struct ocfs2_dx_root_block *dx_root)  in ocfs2_dx_root_inline()  argument
199 	return dx_root->dr_flags & OCFS2_DX_FLAG_INLINE;  in ocfs2_dx_root_inline()
566 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_validate_dx_root()  local
570 	dx_root = (struct ocfs2_dx_root_block *) bh->b_data;  in ocfs2_validate_dx_root()
572 	ret = ocfs2_validate_meta_ecc(sb, bh->b_data, &dx_root->dr_check);  in ocfs2_validate_dx_root()
580 	if (!OCFS2_IS_VALID_DX_ROOT(dx_root)) {  in ocfs2_validate_dx_root()
583 				  (unsigned long long)le64_to_cpu(dx_root->dr_blkno),  in ocfs2_validate_dx_root()
584 				  7, dx_root->dr_signature);  in ocfs2_validate_dx_root()
891 			       struct ocfs2_dx_root_block *dx_root,  in ocfs2_dx_dir_search()  argument
907 	if (ocfs2_dx_root_inline(dx_root)) {  in ocfs2_dx_dir_search()
908 		entry_list = &dx_root->dr_entries;  in ocfs2_dx_dir_search()
912 	dr_el = &dx_root->dr_list;  in ocfs2_dx_dir_search()
1011 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_find_entry_dx()  local
1026 	dx_root = (struct ocfs2_dx_root_block *) dx_root_bh->b_data;  in ocfs2_find_entry_dx()
1028 	ret = ocfs2_dx_dir_search(name, namelen, dir, dx_root, lookup);  in ocfs2_find_entry_dx()
1238 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_delete_entry_dx()  local
1252 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_delete_entry_dx()
1253 	if (ocfs2_dx_root_inline(dx_root)) {  in ocfs2_delete_entry_dx()
1254 		entry_list = &dx_root->dr_entries;  in ocfs2_delete_entry_dx()
1302 	if (!ocfs2_dx_root_inline(dx_root)) {  in ocfs2_delete_entry_dx()
1325 		trailer->db_free_next = dx_root->dr_free_blk;  in ocfs2_delete_entry_dx()
1326 		dx_root->dr_free_blk = cpu_to_le64(leaf_bh->b_blocknr);  in ocfs2_delete_entry_dx()
1333 	le32_add_cpu(&dx_root->dr_num_entries, -1);  in ocfs2_delete_entry_dx()
1338 	if (!ocfs2_dx_root_inline(dx_root))  in ocfs2_delete_entry_dx()
1480 					struct ocfs2_dx_root_block *dx_root)  in ocfs2_dx_inline_root_insert()  argument
1482 	ocfs2_dx_entry_list_insert(&dx_root->dr_entries, hinfo, dirent_blk);  in ocfs2_dx_inline_root_insert()
1489 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_dx_dir_insert()  local
1499 	dx_root = (struct ocfs2_dx_root_block *)lookup->dl_dx_root_bh->b_data;  in ocfs2_dx_dir_insert()
1500 	if (ocfs2_dx_root_inline(dx_root)) {  in ocfs2_dx_dir_insert()
1504 					    dx_root);  in ocfs2_dx_dir_insert()
1513 	le32_add_cpu(&dx_root->dr_num_entries, 1);  in ocfs2_dx_dir_insert()
1525 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_remove_block_from_free_list()  local
1532 		dx_root = (struct ocfs2_dx_root_block *)bh->b_data;  in ocfs2_remove_block_from_free_list()
1533 		dx_root->dr_free_blk = trailer->db_free_next;  in ocfs2_remove_block_from_free_list()
2080 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_empty_dir_dx()  local
2096 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_empty_dir_dx()
2098 	if (le32_to_cpu(dx_root->dr_num_entries) != 2)  in ocfs2_empty_dir_dx()
2297 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_dx_dir_attach_index()  local
2326 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_dx_dir_attach_index()
2327 	memset(dx_root, 0, osb->sb->s_blocksize);  in ocfs2_dx_dir_attach_index()
2328 	strcpy(dx_root->dr_signature, OCFS2_DX_ROOT_SIGNATURE);  in ocfs2_dx_dir_attach_index()
2329 	dx_root->dr_suballoc_slot = cpu_to_le16(meta_ac->ac_alloc_slot);  in ocfs2_dx_dir_attach_index()
2330 	dx_root->dr_suballoc_loc = cpu_to_le64(suballoc_loc);  in ocfs2_dx_dir_attach_index()
2331 	dx_root->dr_suballoc_bit = cpu_to_le16(dr_suballoc_bit);  in ocfs2_dx_dir_attach_index()
2332 	dx_root->dr_fs_generation = cpu_to_le32(osb->fs_generation);  in ocfs2_dx_dir_attach_index()
2333 	dx_root->dr_blkno = cpu_to_le64(dr_blkno);  in ocfs2_dx_dir_attach_index()
2334 	dx_root->dr_dir_blkno = cpu_to_le64(OCFS2_I(dir)->ip_blkno);  in ocfs2_dx_dir_attach_index()
2335 	dx_root->dr_num_entries = cpu_to_le32(num_entries);  in ocfs2_dx_dir_attach_index()
2337 		dx_root->dr_free_blk = cpu_to_le64(dirdata_bh->b_blocknr);  in ocfs2_dx_dir_attach_index()
2339 		dx_root->dr_free_blk = cpu_to_le64(0);  in ocfs2_dx_dir_attach_index()
2342 		dx_root->dr_flags |= OCFS2_DX_FLAG_INLINE;  in ocfs2_dx_dir_attach_index()
2343 		dx_root->dr_entries.de_count =  in ocfs2_dx_dir_attach_index()
2346 		dx_root->dr_list.l_count =  in ocfs2_dx_dir_attach_index()
2520 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_fill_new_dir_dx()  local
2547 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_fill_new_dir_dx()
2548 	entry_list = &dx_root->dr_entries;  in ocfs2_fill_new_dir_dx()
2639 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_dx_dir_index_root_block()  local
2644 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_dx_dir_index_root_block()
2661 				le16_to_cpu(dx_root->dr_entries.de_num_used));  in ocfs2_dx_dir_index_root_block()
2663 		ocfs2_dx_entry_list_insert(&dx_root->dr_entries, &hinfo,  in ocfs2_dx_dir_index_root_block()
2666 		le32_add_cpu(&dx_root->dr_num_entries, 1);  in ocfs2_dx_dir_index_root_block()
3672 					  struct ocfs2_dx_root_block *dx_root)  in ocfs2_dx_dir_rebalance_credits()  argument
3676 	credits += ocfs2_calc_extend_credits(osb->sb, &dx_root->dr_list);  in ocfs2_dx_dir_rebalance_credits()
3701 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_dx_dir_rebalance()  local
3710 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_dx_dir_rebalance()
3715 	if (le32_to_cpu(dx_root->dr_clusters) == UINT_MAX)  in ocfs2_dx_dir_rebalance()
3748 	credits = ocfs2_dx_dir_rebalance_credits(osb, dx_root);  in ocfs2_dx_dir_rebalance()
3887 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_find_dir_space_dx()  local
3893 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_find_dir_space_dx()
3896 	ret = ocfs2_dx_dir_lookup(dir, &dx_root->dr_list, &lookup->dl_hinfo,  in ocfs2_find_dir_space_dx()
3963 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_search_dx_free_list()  local
3965 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_search_dx_free_list()
3966 	next_block = le64_to_cpu(dx_root->dr_free_blk);  in ocfs2_search_dx_free_list()
4011 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_expand_inline_dx_root()  local
4065 	dx_root = (struct ocfs2_dx_root_block *) dx_root_bh->b_data;  in ocfs2_expand_inline_dx_root()
4066 	entry_list = &dx_root->dr_entries;  in ocfs2_expand_inline_dx_root()
4081 	dx_root->dr_flags &= ~OCFS2_DX_FLAG_INLINE;  in ocfs2_expand_inline_dx_root()
4082 	memset(&dx_root->dr_list, 0, osb->sb->s_blocksize -  in ocfs2_expand_inline_dx_root()
4084 	dx_root->dr_list.l_count =  in ocfs2_expand_inline_dx_root()
4119 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_inline_dx_has_space()  local
4122 	dx_root = (struct ocfs2_dx_root_block *) dx_root_bh->b_data;  in ocfs2_inline_dx_has_space()
4123 	entry_list = &dx_root->dr_entries;  in ocfs2_inline_dx_has_space()
4143 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_prepare_dx_dir_for_insert()  local
4151 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_prepare_dx_dir_for_insert()
4152 	if (le32_to_cpu(dx_root->dr_num_entries) == OCFS2_DX_ENTRIES_MAX) {  in ocfs2_prepare_dx_dir_for_insert()
4158 	if (ocfs2_dx_root_inline(dx_root)) {  in ocfs2_prepare_dx_dir_for_insert()
4318 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_dx_dir_remove_index()  local
4326 	dx_root = (struct ocfs2_dx_root_block *) dx_root_bh->b_data;  in ocfs2_dx_dir_remove_index()
4330 					le16_to_cpu(dx_root->dr_suballoc_slot));  in ocfs2_dx_dir_remove_index()
4367 	blk = le64_to_cpu(dx_root->dr_blkno);  in ocfs2_dx_dir_remove_index()
4368 	bit = le16_to_cpu(dx_root->dr_suballoc_bit);  in ocfs2_dx_dir_remove_index()
4369 	if (dx_root->dr_suballoc_loc)  in ocfs2_dx_dir_remove_index()
4370 		bg_blkno = le64_to_cpu(dx_root->dr_suballoc_loc);  in ocfs2_dx_dir_remove_index()
4400 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_dx_dir_truncate()  local
4415 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_dx_dir_truncate()
4417 	if (ocfs2_dx_root_inline(dx_root))  in ocfs2_dx_dir_truncate()
4423 	while (le32_to_cpu(dx_root->dr_clusters)) {  in ocfs2_dx_dir_truncate()
4424 		ret = ocfs2_dx_dir_lookup_rec(dir, &dx_root->dr_list,  in ocfs2_dx_dir_truncate()