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()
859 static inline unsigned int __ocfs2_dx_dir_hash_idx(struct ocfs2_super *osb,  in __ocfs2_dx_dir_hash_idx()  argument
862 	return minor_hash & osb->osb_dx_mask;  in __ocfs2_dx_dir_hash_idx()
865 static inline unsigned int ocfs2_dx_dir_hash_idx(struct ocfs2_super *osb,  in ocfs2_dx_dir_hash_idx()  argument
868 	return __ocfs2_dx_dir_hash_idx(osb, hinfo->minor_hash);  in ocfs2_dx_dir_hash_idx()
2217 static int ocfs2_fill_new_dir_id(struct ocfs2_super *osb,  in ocfs2_fill_new_dir_id()  argument
2250 static int ocfs2_fill_new_dir_el(struct ocfs2_super *osb,  in ocfs2_fill_new_dir_el()  argument
2259 	unsigned int size = osb->sb->s_blocksize;  in ocfs2_fill_new_dir_el()
2266 	status = ocfs2_do_extend_dir(osb->sb, handle, inode, fe_bh,  in ocfs2_fill_new_dir_el()
2281 	memset(new_bh->b_data, 0, osb->sb->s_blocksize);  in ocfs2_fill_new_dir_el()
2320 static int ocfs2_dx_dir_attach_index(struct ocfs2_super *osb,  in ocfs2_dx_dir_attach_index()  argument
2349 	dx_root_bh = sb_getblk(osb->sb, dr_blkno);  in ocfs2_dx_dir_attach_index()
2364 	memset(dx_root, 0, osb->sb->s_blocksize);  in ocfs2_dx_dir_attach_index()
2369 	dx_root->dr_fs_generation = cpu_to_le32(osb->fs_generation);  in ocfs2_dx_dir_attach_index()
2381 			cpu_to_le16(ocfs2_dx_entries_per_root(osb->sb));  in ocfs2_dx_dir_attach_index()
2384 			cpu_to_le16(ocfs2_extent_recs_per_dx_root(osb->sb));  in ocfs2_dx_dir_attach_index()
2412 static int ocfs2_dx_dir_format_cluster(struct ocfs2_super *osb,  in ocfs2_dx_dir_format_cluster()  argument
2422 		bh = sb_getblk(osb->sb, start_blk + i);  in ocfs2_dx_dir_format_cluster()
2440 		memset(dx_leaf, 0, osb->sb->s_blocksize);  in ocfs2_dx_dir_format_cluster()
2442 		dx_leaf->dl_fs_generation = cpu_to_le32(osb->fs_generation);  in ocfs2_dx_dir_format_cluster()
2445 			cpu_to_le16(ocfs2_dx_entries_per_leaf(osb->sb));  in ocfs2_dx_dir_format_cluster()
2474 	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);  in __ocfs2_dx_dir_new_cluster()  local
2492 	phys_blkno = ocfs2_clusters_to_blocks(osb->sb, phys);  in __ocfs2_dx_dir_new_cluster()
2493 	ret = ocfs2_dx_dir_format_cluster(osb, handle, dir, dx_leaves,  in __ocfs2_dx_dir_new_cluster()
2545 static int ocfs2_fill_new_dir_dx(struct ocfs2_super *osb,  in ocfs2_fill_new_dir_dx()  argument
2571 	ret = ocfs2_fill_new_dir_el(osb, handle, parent, inode, di_bh,  in ocfs2_fill_new_dir_dx()
2578 	ret = ocfs2_dx_dir_attach_index(osb, handle, inode, di_bh, leaf_bh,  in ocfs2_fill_new_dir_dx()
2600 int ocfs2_fill_new_dir(struct ocfs2_super *osb,  in ocfs2_fill_new_dir()  argument
2609 	BUG_ON(!ocfs2_supports_inline_data(osb) && data_ac == NULL);  in ocfs2_fill_new_dir()
2612 		return ocfs2_fill_new_dir_id(osb, handle, parent, inode, fe_bh);  in ocfs2_fill_new_dir()
2614 	if (ocfs2_supports_indexed_dirs(osb))  in ocfs2_fill_new_dir()
2615 		return ocfs2_fill_new_dir_dx(osb, handle, parent, inode, fe_bh,  in ocfs2_fill_new_dir()
2618 	return ocfs2_fill_new_dir_el(osb, handle, parent, inode, fe_bh,  in ocfs2_fill_new_dir()
2813 	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);  in ocfs2_expand_inline_dir()  local
2833 	if (ocfs2_supports_indexed_dirs(osb)) {  in ocfs2_expand_inline_dir()
2850 		ret = ocfs2_reserve_new_metadata_blocks(osb, 1, &meta_ac);  in ocfs2_expand_inline_dir()
2867 	ret = ocfs2_reserve_clusters(osb, alloc + dx_alloc, &data_ac);  in ocfs2_expand_inline_dir()
2880 	handle = ocfs2_start_trans(osb, credits);  in ocfs2_expand_inline_dir()
2888 		ocfs2_clusters_to_bytes(osb->sb, alloc + dx_alloc));  in ocfs2_expand_inline_dir()
2893 	if (ocfs2_supports_indexed_dirs(osb) && !dx_inline) {  in ocfs2_expand_inline_dir()
2914 	if (ocfs2_dir_resv_allowed(osb))  in ocfs2_expand_inline_dir()
2962 	if (ocfs2_supports_indexed_dirs(osb) && !dx_inline) {  in ocfs2_expand_inline_dir()
3029 	if (ocfs2_supports_indexed_dirs(osb)) {  in ocfs2_expand_inline_dir()
3030 		ret = ocfs2_dx_dir_attach_index(osb, handle, dir, di_bh,  in ocfs2_expand_inline_dir()
3076 	if (ocfs2_supports_indexed_dirs(osb)) {  in ocfs2_expand_inline_dir()
3097 	ocfs2_commit_trans(osb, handle);  in ocfs2_expand_inline_dir()
3184 static int ocfs2_extend_dir(struct ocfs2_super *osb,  in ocfs2_extend_dir()  argument
3201 	struct super_block *sb = osb->sb;  in ocfs2_extend_dir()
3262 		num_free_extents = ocfs2_num_free_extents(osb, &et);  in ocfs2_extend_dir()
3270 			status = ocfs2_reserve_new_metadata(osb, el, &meta_ac);  in ocfs2_extend_dir()
3278 		status = ocfs2_reserve_clusters(osb, 1, &data_ac);  in ocfs2_extend_dir()
3285 		if (ocfs2_dir_resv_allowed(osb))  in ocfs2_extend_dir()
3299 	handle = ocfs2_start_trans(osb, credits);  in ocfs2_extend_dir()
3307 	status = ocfs2_do_extend_dir(osb->sb, handle, dir, parent_fe_bh,  in ocfs2_extend_dir()
3359 		ocfs2_commit_trans(osb, handle);  in ocfs2_extend_dir()
3712 static int ocfs2_dx_dir_rebalance_credits(struct ocfs2_super *osb,  in ocfs2_dx_dir_rebalance_credits()  argument
3715 	int credits = ocfs2_clusters_to_blocks(osb->sb, 2);  in ocfs2_dx_dir_rebalance_credits()
3717 	credits += ocfs2_calc_extend_credits(osb->sb, &dx_root->dr_list);  in ocfs2_dx_dir_rebalance_credits()
3718 	credits += ocfs2_quota_trans_credits(osb->sb);  in ocfs2_dx_dir_rebalance_credits()
3726 static int ocfs2_dx_dir_rebalance(struct ocfs2_super *osb, struct inode *dir,  in ocfs2_dx_dir_rebalance()  argument
3768 	orig_dx_leaves = ocfs2_dx_dir_kmalloc_leaves(osb->sb, &num_dx_leaves);  in ocfs2_dx_dir_rebalance()
3775 	new_dx_leaves = ocfs2_dx_dir_kmalloc_leaves(osb->sb, NULL);  in ocfs2_dx_dir_rebalance()
3789 	credits = ocfs2_dx_dir_rebalance_credits(osb, dx_root);  in ocfs2_dx_dir_rebalance()
3790 	handle = ocfs2_start_trans(osb, credits);  in ocfs2_dx_dir_rebalance()
3847 	tmp_dx_leaf = kmalloc(osb->sb->s_blocksize, GFP_NOFS);  in ocfs2_dx_dir_rebalance()
3898 	ocfs2_commit_trans(osb, handle);  in ocfs2_dx_dir_rebalance()
3921 static int ocfs2_find_dir_space_dx(struct ocfs2_super *osb, struct inode *dir,  in ocfs2_find_dir_space_dx()  argument
3966 		ret = ocfs2_dx_dir_rebalance(osb, dir, dx_root_bh, dx_leaf_bh,  in ocfs2_find_dir_space_dx()
4050 	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);  in ocfs2_expand_inline_dx_root()  local
4057 	ret = ocfs2_reserve_clusters(osb, 1, &data_ac);  in ocfs2_expand_inline_dx_root()
4063 	dx_leaves = ocfs2_dx_dir_kmalloc_leaves(osb->sb, &num_dx_leaves);  in ocfs2_expand_inline_dx_root()
4070 	handle = ocfs2_start_trans(osb, ocfs2_calc_dxi_expand_credits(osb->sb));  in ocfs2_expand_inline_dx_root()
4078 				       ocfs2_clusters_to_bytes(osb->sb, 1));  in ocfs2_expand_inline_dx_root()
4112 		j = __ocfs2_dx_dir_hash_idx(osb,  in ocfs2_expand_inline_dx_root()
4123 	memset(&dx_root->dr_list, 0, osb->sb->s_blocksize -  in ocfs2_expand_inline_dx_root()
4126 		cpu_to_le16(ocfs2_extent_recs_per_dx_root(osb->sb));  in ocfs2_expand_inline_dx_root()
4144 	ocfs2_commit_trans(osb, handle);  in ocfs2_expand_inline_dx_root()
4180 	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);  in ocfs2_prepare_dx_dir_for_insert()  local
4223 	ret = ocfs2_find_dir_space_dx(osb, dir, di_bh, dx_root_bh, name,  in ocfs2_prepare_dx_dir_for_insert()
4248 		ret = ocfs2_extend_dir(osb, dir, di_bh, 1, lookup, &leaf_bh);  in ocfs2_prepare_dx_dir_for_insert()
4275 int ocfs2_prepare_dir_for_insert(struct ocfs2_super *osb,  in ocfs2_prepare_dir_for_insert()  argument
4306 	if (ocfs2_supports_indexed_dirs(osb))  in ocfs2_prepare_dir_for_insert()
4334 		ret = ocfs2_extend_dir(osb, dir, parent_fe_bh, blocks_wanted,  in ocfs2_prepare_dir_for_insert()
4357 	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);  in ocfs2_dx_dir_remove_index()  local
4369 	dx_alloc_inode = ocfs2_get_system_file_inode(osb,  in ocfs2_dx_dir_remove_index()
4385 	handle = ocfs2_start_trans(osb, OCFS2_DX_ROOT_REMOVE_CREDITS);  in ocfs2_dx_dir_remove_index()
4420 	ocfs2_commit_trans(osb, handle);  in ocfs2_dx_dir_remove_index()
4439 	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);  in ocfs2_dx_dir_truncate()  local
4496 	ocfs2_schedule_truncate_log_flush(osb, 1);  in ocfs2_dx_dir_truncate()
4497 	ocfs2_run_deallocs(osb, &dealloc);  in ocfs2_dx_dir_truncate()