176 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_dx_dir_link_trailer()  local
186 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_dx_dir_link_trailer()
188 	trailer->db_free_next = dx_root->dr_free_blk;  in ocfs2_dx_dir_link_trailer()
189 	dx_root->dr_free_blk = cpu_to_le64(dirdata_bh->b_blocknr);  in ocfs2_dx_dir_link_trailer()
217 static inline int ocfs2_dx_root_inline(struct ocfs2_dx_root_block *dx_root)  in ocfs2_dx_root_inline()  argument
219 	return dx_root->dr_flags & OCFS2_DX_FLAG_INLINE;  in ocfs2_dx_root_inline()
586 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_validate_dx_root()  local
590 	dx_root = (struct ocfs2_dx_root_block *) bh->b_data;  in ocfs2_validate_dx_root()
592 	ret = ocfs2_validate_meta_ecc(sb, bh->b_data, &dx_root->dr_check);  in ocfs2_validate_dx_root()
600 	if (!OCFS2_IS_VALID_DX_ROOT(dx_root)) {  in ocfs2_validate_dx_root()
603 				  (unsigned long long)le64_to_cpu(dx_root->dr_blkno),  in ocfs2_validate_dx_root()
604 				  7, dx_root->dr_signature);  in ocfs2_validate_dx_root()
911 			       struct ocfs2_dx_root_block *dx_root,  in ocfs2_dx_dir_search()  argument
927 	if (ocfs2_dx_root_inline(dx_root)) {  in ocfs2_dx_dir_search()
928 		entry_list = &dx_root->dr_entries;  in ocfs2_dx_dir_search()
932 	dr_el = &dx_root->dr_list;  in ocfs2_dx_dir_search()
1031 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_find_entry_dx()  local
1046 	dx_root = (struct ocfs2_dx_root_block *) dx_root_bh->b_data;  in ocfs2_find_entry_dx()
1048 	ret = ocfs2_dx_dir_search(name, namelen, dir, dx_root, lookup);  in ocfs2_find_entry_dx()
1258 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_delete_entry_dx()  local
1272 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_delete_entry_dx()
1273 	if (ocfs2_dx_root_inline(dx_root)) {  in ocfs2_delete_entry_dx()
1274 		entry_list = &dx_root->dr_entries;  in ocfs2_delete_entry_dx()
1322 	if (!ocfs2_dx_root_inline(dx_root)) {  in ocfs2_delete_entry_dx()
1345 		trailer->db_free_next = dx_root->dr_free_blk;  in ocfs2_delete_entry_dx()
1346 		dx_root->dr_free_blk = cpu_to_le64(leaf_bh->b_blocknr);  in ocfs2_delete_entry_dx()
1353 	le32_add_cpu(&dx_root->dr_num_entries, -1);  in ocfs2_delete_entry_dx()
1358 	if (!ocfs2_dx_root_inline(dx_root))  in ocfs2_delete_entry_dx()
1500 					struct ocfs2_dx_root_block *dx_root)  in ocfs2_dx_inline_root_insert()  argument
1502 	ocfs2_dx_entry_list_insert(&dx_root->dr_entries, hinfo, dirent_blk);  in ocfs2_dx_inline_root_insert()
1509 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_dx_dir_insert()  local
1519 	dx_root = (struct ocfs2_dx_root_block *)lookup->dl_dx_root_bh->b_data;  in ocfs2_dx_dir_insert()
1520 	if (ocfs2_dx_root_inline(dx_root)) {  in ocfs2_dx_dir_insert()
1524 					    dx_root);  in ocfs2_dx_dir_insert()
1533 	le32_add_cpu(&dx_root->dr_num_entries, 1);  in ocfs2_dx_dir_insert()
1545 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_remove_block_from_free_list()  local
1552 		dx_root = (struct ocfs2_dx_root_block *)bh->b_data;  in ocfs2_remove_block_from_free_list()
1553 		dx_root->dr_free_blk = trailer->db_free_next;  in ocfs2_remove_block_from_free_list()
2107 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_empty_dir_dx()  local
2123 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_empty_dir_dx()
2125 	if (le32_to_cpu(dx_root->dr_num_entries) != 2)  in ocfs2_empty_dir_dx()
2324 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_dx_dir_attach_index()  local
2353 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_dx_dir_attach_index()
2354 	memset(dx_root, 0, osb->sb->s_blocksize);  in ocfs2_dx_dir_attach_index()
2355 	strcpy(dx_root->dr_signature, OCFS2_DX_ROOT_SIGNATURE);  in ocfs2_dx_dir_attach_index()
2356 	dx_root->dr_suballoc_slot = cpu_to_le16(meta_ac->ac_alloc_slot);  in ocfs2_dx_dir_attach_index()
2357 	dx_root->dr_suballoc_loc = cpu_to_le64(suballoc_loc);  in ocfs2_dx_dir_attach_index()
2358 	dx_root->dr_suballoc_bit = cpu_to_le16(dr_suballoc_bit);  in ocfs2_dx_dir_attach_index()
2359 	dx_root->dr_fs_generation = cpu_to_le32(osb->fs_generation);  in ocfs2_dx_dir_attach_index()
2360 	dx_root->dr_blkno = cpu_to_le64(dr_blkno);  in ocfs2_dx_dir_attach_index()
2361 	dx_root->dr_dir_blkno = cpu_to_le64(OCFS2_I(dir)->ip_blkno);  in ocfs2_dx_dir_attach_index()
2362 	dx_root->dr_num_entries = cpu_to_le32(num_entries);  in ocfs2_dx_dir_attach_index()
2364 		dx_root->dr_free_blk = cpu_to_le64(dirdata_bh->b_blocknr);  in ocfs2_dx_dir_attach_index()
2366 		dx_root->dr_free_blk = cpu_to_le64(0);  in ocfs2_dx_dir_attach_index()
2369 		dx_root->dr_flags |= OCFS2_DX_FLAG_INLINE;  in ocfs2_dx_dir_attach_index()
2370 		dx_root->dr_entries.de_count =  in ocfs2_dx_dir_attach_index()
2373 		dx_root->dr_list.l_count =  in ocfs2_dx_dir_attach_index()
2547 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_fill_new_dir_dx()  local
2574 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_fill_new_dir_dx()
2575 	entry_list = &dx_root->dr_entries;  in ocfs2_fill_new_dir_dx()
2666 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_dx_dir_index_root_block()  local
2671 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_dx_dir_index_root_block()
2688 				le16_to_cpu(dx_root->dr_entries.de_num_used));  in ocfs2_dx_dir_index_root_block()
2690 		ocfs2_dx_entry_list_insert(&dx_root->dr_entries, &hinfo,  in ocfs2_dx_dir_index_root_block()
2693 		le32_add_cpu(&dx_root->dr_num_entries, 1);  in ocfs2_dx_dir_index_root_block()
3700 					  struct ocfs2_dx_root_block *dx_root)  in ocfs2_dx_dir_rebalance_credits()  argument
3704 	credits += ocfs2_calc_extend_credits(osb->sb, &dx_root->dr_list);  in ocfs2_dx_dir_rebalance_credits()
3729 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_dx_dir_rebalance()  local
3738 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_dx_dir_rebalance()
3743 	if (le32_to_cpu(dx_root->dr_clusters) == UINT_MAX)  in ocfs2_dx_dir_rebalance()
3776 	credits = ocfs2_dx_dir_rebalance_credits(osb, dx_root);  in ocfs2_dx_dir_rebalance()
3915 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_find_dir_space_dx()  local
3921 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_find_dir_space_dx()
3924 	ret = ocfs2_dx_dir_lookup(dir, &dx_root->dr_list, &lookup->dl_hinfo,  in ocfs2_find_dir_space_dx()
3991 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_search_dx_free_list()  local
3993 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_search_dx_free_list()
3994 	next_block = le64_to_cpu(dx_root->dr_free_blk);  in ocfs2_search_dx_free_list()
4039 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_expand_inline_dx_root()  local
4093 	dx_root = (struct ocfs2_dx_root_block *) dx_root_bh->b_data;  in ocfs2_expand_inline_dx_root()
4094 	entry_list = &dx_root->dr_entries;  in ocfs2_expand_inline_dx_root()
4109 	dx_root->dr_flags &= ~OCFS2_DX_FLAG_INLINE;  in ocfs2_expand_inline_dx_root()
4110 	memset(&dx_root->dr_list, 0, osb->sb->s_blocksize -  in ocfs2_expand_inline_dx_root()
4112 	dx_root->dr_list.l_count =  in ocfs2_expand_inline_dx_root()
4147 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_inline_dx_has_space()  local
4150 	dx_root = (struct ocfs2_dx_root_block *) dx_root_bh->b_data;  in ocfs2_inline_dx_has_space()
4151 	entry_list = &dx_root->dr_entries;  in ocfs2_inline_dx_has_space()
4171 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_prepare_dx_dir_for_insert()  local
4179 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_prepare_dx_dir_for_insert()
4180 	if (le32_to_cpu(dx_root->dr_num_entries) == OCFS2_DX_ENTRIES_MAX) {  in ocfs2_prepare_dx_dir_for_insert()
4186 	if (ocfs2_dx_root_inline(dx_root)) {  in ocfs2_prepare_dx_dir_for_insert()
4346 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_dx_dir_remove_index()  local
4354 	dx_root = (struct ocfs2_dx_root_block *) dx_root_bh->b_data;  in ocfs2_dx_dir_remove_index()
4358 					le16_to_cpu(dx_root->dr_suballoc_slot));  in ocfs2_dx_dir_remove_index()
4395 	blk = le64_to_cpu(dx_root->dr_blkno);  in ocfs2_dx_dir_remove_index()
4396 	bit = le16_to_cpu(dx_root->dr_suballoc_bit);  in ocfs2_dx_dir_remove_index()
4397 	if (dx_root->dr_suballoc_loc)  in ocfs2_dx_dir_remove_index()
4398 		bg_blkno = le64_to_cpu(dx_root->dr_suballoc_loc);  in ocfs2_dx_dir_remove_index()
4428 	struct ocfs2_dx_root_block *dx_root;  in ocfs2_dx_dir_truncate()  local
4443 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;  in ocfs2_dx_dir_truncate()
4445 	if (ocfs2_dx_root_inline(dx_root))  in ocfs2_dx_dir_truncate()
4451 	while (le32_to_cpu(dx_root->dr_clusters)) {  in ocfs2_dx_dir_truncate()
4452 		ret = ocfs2_dx_dir_lookup_rec(dir, &dx_root->dr_list,  in ocfs2_dx_dir_truncate()