90 	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);  in ocfs2_supports_dir_trailer()  local
95 	return ocfs2_meta_ecc(osb) || ocfs2_dir_indexed(dir);  in ocfs2_supports_dir_trailer()
108 	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);  in ocfs2_new_dir_wants_trailer()  local
110 	return ocfs2_meta_ecc(osb) ||  in ocfs2_new_dir_wants_trailer()
111 		ocfs2_supports_indexed_dirs(osb);  in ocfs2_new_dir_wants_trailer()
273 	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);  in ocfs2_dx_dir_name_hash()  local
297 	memcpy(buf, osb->osb_dx_seed, sizeof(buf));  in ocfs2_dx_dir_name_hash()
849 static inline unsigned int __ocfs2_dx_dir_hash_idx(struct ocfs2_super *osb,  in __ocfs2_dx_dir_hash_idx()  argument
852 	return minor_hash & osb->osb_dx_mask;  in __ocfs2_dx_dir_hash_idx()
855 static inline unsigned int ocfs2_dx_dir_hash_idx(struct ocfs2_super *osb,  in ocfs2_dx_dir_hash_idx()  argument
858 	return __ocfs2_dx_dir_hash_idx(osb, hinfo->minor_hash);  in ocfs2_dx_dir_hash_idx()
2207 static int ocfs2_fill_new_dir_id(struct ocfs2_super *osb,  in ocfs2_fill_new_dir_id()  argument
2240 static int ocfs2_fill_new_dir_el(struct ocfs2_super *osb,  in ocfs2_fill_new_dir_el()  argument
2249 	unsigned int size = osb->sb->s_blocksize;  in ocfs2_fill_new_dir_el()
2256 	status = ocfs2_do_extend_dir(osb->sb, handle, inode, fe_bh,  in ocfs2_fill_new_dir_el()
2271 	memset(new_bh->b_data, 0, osb->sb->s_blocksize);  in ocfs2_fill_new_dir_el()
2310 static int ocfs2_dx_dir_attach_index(struct ocfs2_super *osb,  in ocfs2_dx_dir_attach_index()  argument
2339 	dx_root_bh = sb_getblk(osb->sb, dr_blkno);  in ocfs2_dx_dir_attach_index()
2354 	memset(dx_root, 0, osb->sb->s_blocksize);  in ocfs2_dx_dir_attach_index()
2359 	dx_root->dr_fs_generation = cpu_to_le32(osb->fs_generation);  in ocfs2_dx_dir_attach_index()
2371 			cpu_to_le16(ocfs2_dx_entries_per_root(osb->sb));  in ocfs2_dx_dir_attach_index()
2374 			cpu_to_le16(ocfs2_extent_recs_per_dx_root(osb->sb));  in ocfs2_dx_dir_attach_index()
2402 static int ocfs2_dx_dir_format_cluster(struct ocfs2_super *osb,  in ocfs2_dx_dir_format_cluster()  argument
2412 		bh = sb_getblk(osb->sb, start_blk + i);  in ocfs2_dx_dir_format_cluster()
2430 		memset(dx_leaf, 0, osb->sb->s_blocksize);  in ocfs2_dx_dir_format_cluster()
2432 		dx_leaf->dl_fs_generation = cpu_to_le32(osb->fs_generation);  in ocfs2_dx_dir_format_cluster()
2435 			cpu_to_le16(ocfs2_dx_entries_per_leaf(osb->sb));  in ocfs2_dx_dir_format_cluster()
2464 	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);  in __ocfs2_dx_dir_new_cluster()  local
2482 	phys_blkno = ocfs2_clusters_to_blocks(osb->sb, phys);  in __ocfs2_dx_dir_new_cluster()
2483 	ret = ocfs2_dx_dir_format_cluster(osb, handle, dir, dx_leaves,  in __ocfs2_dx_dir_new_cluster()
2535 static int ocfs2_fill_new_dir_dx(struct ocfs2_super *osb,  in ocfs2_fill_new_dir_dx()  argument
2561 	ret = ocfs2_fill_new_dir_el(osb, handle, parent, inode, di_bh,  in ocfs2_fill_new_dir_dx()
2568 	ret = ocfs2_dx_dir_attach_index(osb, handle, inode, di_bh, leaf_bh,  in ocfs2_fill_new_dir_dx()
2590 int ocfs2_fill_new_dir(struct ocfs2_super *osb,  in ocfs2_fill_new_dir()  argument
2599 	BUG_ON(!ocfs2_supports_inline_data(osb) && data_ac == NULL);  in ocfs2_fill_new_dir()
2602 		return ocfs2_fill_new_dir_id(osb, handle, parent, inode, fe_bh);  in ocfs2_fill_new_dir()
2604 	if (ocfs2_supports_indexed_dirs(osb))  in ocfs2_fill_new_dir()
2605 		return ocfs2_fill_new_dir_dx(osb, handle, parent, inode, fe_bh,  in ocfs2_fill_new_dir()
2608 	return ocfs2_fill_new_dir_el(osb, handle, parent, inode, fe_bh,  in ocfs2_fill_new_dir()
2803 	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);  in ocfs2_expand_inline_dir()  local
2823 	if (ocfs2_supports_indexed_dirs(osb)) {  in ocfs2_expand_inline_dir()
2840 		ret = ocfs2_reserve_new_metadata_blocks(osb, 1, &meta_ac);  in ocfs2_expand_inline_dir()
2857 	ret = ocfs2_reserve_clusters(osb, alloc + dx_alloc, &data_ac);  in ocfs2_expand_inline_dir()
2870 	handle = ocfs2_start_trans(osb, credits);  in ocfs2_expand_inline_dir()
2878 		ocfs2_clusters_to_bytes(osb->sb, alloc + dx_alloc));  in ocfs2_expand_inline_dir()
2883 	if (ocfs2_supports_indexed_dirs(osb) && !dx_inline) {  in ocfs2_expand_inline_dir()
2904 	if (ocfs2_dir_resv_allowed(osb))  in ocfs2_expand_inline_dir()
2952 	if (ocfs2_supports_indexed_dirs(osb) && !dx_inline) {  in ocfs2_expand_inline_dir()
3019 	if (ocfs2_supports_indexed_dirs(osb)) {  in ocfs2_expand_inline_dir()
3020 		ret = ocfs2_dx_dir_attach_index(osb, handle, dir, di_bh,  in ocfs2_expand_inline_dir()
3066 	if (ocfs2_supports_indexed_dirs(osb)) {  in ocfs2_expand_inline_dir()
3087 	ocfs2_commit_trans(osb, handle);  in ocfs2_expand_inline_dir()
3174 static int ocfs2_extend_dir(struct ocfs2_super *osb,  in ocfs2_extend_dir()  argument
3191 	struct super_block *sb = osb->sb;  in ocfs2_extend_dir()
3252 		num_free_extents = ocfs2_num_free_extents(osb, &et);  in ocfs2_extend_dir()
3260 			status = ocfs2_reserve_new_metadata(osb, el, &meta_ac);  in ocfs2_extend_dir()
3268 		status = ocfs2_reserve_clusters(osb, 1, &data_ac);  in ocfs2_extend_dir()
3275 		if (ocfs2_dir_resv_allowed(osb))  in ocfs2_extend_dir()
3289 	handle = ocfs2_start_trans(osb, credits);  in ocfs2_extend_dir()
3297 	status = ocfs2_do_extend_dir(osb->sb, handle, dir, parent_fe_bh,  in ocfs2_extend_dir()
3349 		ocfs2_commit_trans(osb, handle);  in ocfs2_extend_dir()
3699 static int ocfs2_dx_dir_rebalance_credits(struct ocfs2_super *osb,  in ocfs2_dx_dir_rebalance_credits()  argument
3702 	int credits = ocfs2_clusters_to_blocks(osb->sb, 2);  in ocfs2_dx_dir_rebalance_credits()
3704 	credits += ocfs2_calc_extend_credits(osb->sb, &dx_root->dr_list);  in ocfs2_dx_dir_rebalance_credits()
3705 	credits += ocfs2_quota_trans_credits(osb->sb);  in ocfs2_dx_dir_rebalance_credits()
3713 static int ocfs2_dx_dir_rebalance(struct ocfs2_super *osb, struct inode *dir,  in ocfs2_dx_dir_rebalance()  argument
3755 	orig_dx_leaves = ocfs2_dx_dir_kmalloc_leaves(osb->sb, &num_dx_leaves);  in ocfs2_dx_dir_rebalance()
3762 	new_dx_leaves = ocfs2_dx_dir_kmalloc_leaves(osb->sb, NULL);  in ocfs2_dx_dir_rebalance()
3776 	credits = ocfs2_dx_dir_rebalance_credits(osb, dx_root);  in ocfs2_dx_dir_rebalance()
3777 	handle = ocfs2_start_trans(osb, credits);  in ocfs2_dx_dir_rebalance()
3834 	tmp_dx_leaf = kmalloc(osb->sb->s_blocksize, GFP_NOFS);  in ocfs2_dx_dir_rebalance()
3885 	ocfs2_commit_trans(osb, handle);  in ocfs2_dx_dir_rebalance()
3908 static int ocfs2_find_dir_space_dx(struct ocfs2_super *osb, struct inode *dir,  in ocfs2_find_dir_space_dx()  argument
3953 		ret = ocfs2_dx_dir_rebalance(osb, dir, dx_root_bh, dx_leaf_bh,  in ocfs2_find_dir_space_dx()
4037 	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);  in ocfs2_expand_inline_dx_root()  local
4044 	ret = ocfs2_reserve_clusters(osb, 1, &data_ac);  in ocfs2_expand_inline_dx_root()
4050 	dx_leaves = ocfs2_dx_dir_kmalloc_leaves(osb->sb, &num_dx_leaves);  in ocfs2_expand_inline_dx_root()
4057 	handle = ocfs2_start_trans(osb, ocfs2_calc_dxi_expand_credits(osb->sb));  in ocfs2_expand_inline_dx_root()
4065 				       ocfs2_clusters_to_bytes(osb->sb, 1));  in ocfs2_expand_inline_dx_root()
4099 		j = __ocfs2_dx_dir_hash_idx(osb,  in ocfs2_expand_inline_dx_root()
4110 	memset(&dx_root->dr_list, 0, osb->sb->s_blocksize -  in ocfs2_expand_inline_dx_root()
4113 		cpu_to_le16(ocfs2_extent_recs_per_dx_root(osb->sb));  in ocfs2_expand_inline_dx_root()
4131 	ocfs2_commit_trans(osb, handle);  in ocfs2_expand_inline_dx_root()
4167 	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);  in ocfs2_prepare_dx_dir_for_insert()  local
4210 	ret = ocfs2_find_dir_space_dx(osb, dir, di_bh, dx_root_bh, name,  in ocfs2_prepare_dx_dir_for_insert()
4235 		ret = ocfs2_extend_dir(osb, dir, di_bh, 1, lookup, &leaf_bh);  in ocfs2_prepare_dx_dir_for_insert()
4262 int ocfs2_prepare_dir_for_insert(struct ocfs2_super *osb,  in ocfs2_prepare_dir_for_insert()  argument
4293 	if (ocfs2_supports_indexed_dirs(osb))  in ocfs2_prepare_dir_for_insert()
4321 		ret = ocfs2_extend_dir(osb, dir, parent_fe_bh, blocks_wanted,  in ocfs2_prepare_dir_for_insert()
4344 	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);  in ocfs2_dx_dir_remove_index()  local
4356 	dx_alloc_inode = ocfs2_get_system_file_inode(osb,  in ocfs2_dx_dir_remove_index()
4372 	handle = ocfs2_start_trans(osb, OCFS2_DX_ROOT_REMOVE_CREDITS);  in ocfs2_dx_dir_remove_index()
4407 	ocfs2_commit_trans(osb, handle);  in ocfs2_dx_dir_remove_index()
4426 	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);  in ocfs2_dx_dir_truncate()  local
4483 	ocfs2_schedule_truncate_log_flush(osb, 1);  in ocfs2_dx_dir_truncate()
4484 	ocfs2_run_deallocs(osb, &dealloc);  in ocfs2_dx_dir_truncate()