71 	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);  in ocfs2_supports_dir_trailer()  local
76 	return ocfs2_meta_ecc(osb) || ocfs2_dir_indexed(dir);  in ocfs2_supports_dir_trailer()
89 	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);  in ocfs2_new_dir_wants_trailer()  local
91 	return ocfs2_meta_ecc(osb) ||  in ocfs2_new_dir_wants_trailer()
92 		ocfs2_supports_indexed_dirs(osb);  in ocfs2_new_dir_wants_trailer()
254 	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);  in ocfs2_dx_dir_name_hash()  local
278 	memcpy(buf, osb->osb_dx_seed, sizeof(buf));  in ocfs2_dx_dir_name_hash()
836 static inline unsigned int __ocfs2_dx_dir_hash_idx(struct ocfs2_super *osb,  in __ocfs2_dx_dir_hash_idx()  argument
839 	return minor_hash & osb->osb_dx_mask;  in __ocfs2_dx_dir_hash_idx()
842 static inline unsigned int ocfs2_dx_dir_hash_idx(struct ocfs2_super *osb,  in ocfs2_dx_dir_hash_idx()  argument
845 	return __ocfs2_dx_dir_hash_idx(osb, hinfo->minor_hash);  in ocfs2_dx_dir_hash_idx()
2187 static int ocfs2_fill_new_dir_id(struct ocfs2_super *osb,  in ocfs2_fill_new_dir_id()  argument
2220 static int ocfs2_fill_new_dir_el(struct ocfs2_super *osb,  in ocfs2_fill_new_dir_el()  argument
2229 	unsigned int size = osb->sb->s_blocksize;  in ocfs2_fill_new_dir_el()
2236 	status = ocfs2_do_extend_dir(osb->sb, handle, inode, fe_bh,  in ocfs2_fill_new_dir_el()
2251 	memset(new_bh->b_data, 0, osb->sb->s_blocksize);  in ocfs2_fill_new_dir_el()
2290 static int ocfs2_dx_dir_attach_index(struct ocfs2_super *osb,  in ocfs2_dx_dir_attach_index()  argument
2319 	dx_root_bh = sb_getblk(osb->sb, dr_blkno);  in ocfs2_dx_dir_attach_index()
2334 	memset(dx_root, 0, osb->sb->s_blocksize);  in ocfs2_dx_dir_attach_index()
2339 	dx_root->dr_fs_generation = cpu_to_le32(osb->fs_generation);  in ocfs2_dx_dir_attach_index()
2351 			cpu_to_le16(ocfs2_dx_entries_per_root(osb->sb));  in ocfs2_dx_dir_attach_index()
2354 			cpu_to_le16(ocfs2_extent_recs_per_dx_root(osb->sb));  in ocfs2_dx_dir_attach_index()
2382 static int ocfs2_dx_dir_format_cluster(struct ocfs2_super *osb,  in ocfs2_dx_dir_format_cluster()  argument
2392 		bh = sb_getblk(osb->sb, start_blk + i);  in ocfs2_dx_dir_format_cluster()
2410 		memset(dx_leaf, 0, osb->sb->s_blocksize);  in ocfs2_dx_dir_format_cluster()
2412 		dx_leaf->dl_fs_generation = cpu_to_le32(osb->fs_generation);  in ocfs2_dx_dir_format_cluster()
2415 			cpu_to_le16(ocfs2_dx_entries_per_leaf(osb->sb));  in ocfs2_dx_dir_format_cluster()
2444 	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);  in __ocfs2_dx_dir_new_cluster()  local
2462 	phys_blkno = ocfs2_clusters_to_blocks(osb->sb, phys);  in __ocfs2_dx_dir_new_cluster()
2463 	ret = ocfs2_dx_dir_format_cluster(osb, handle, dir, dx_leaves,  in __ocfs2_dx_dir_new_cluster()
2515 static int ocfs2_fill_new_dir_dx(struct ocfs2_super *osb,  in ocfs2_fill_new_dir_dx()  argument
2541 	ret = ocfs2_fill_new_dir_el(osb, handle, parent, inode, di_bh,  in ocfs2_fill_new_dir_dx()
2548 	ret = ocfs2_dx_dir_attach_index(osb, handle, inode, di_bh, leaf_bh,  in ocfs2_fill_new_dir_dx()
2570 int ocfs2_fill_new_dir(struct ocfs2_super *osb,  in ocfs2_fill_new_dir()  argument
2579 	BUG_ON(!ocfs2_supports_inline_data(osb) && data_ac == NULL);  in ocfs2_fill_new_dir()
2582 		return ocfs2_fill_new_dir_id(osb, handle, parent, inode, fe_bh);  in ocfs2_fill_new_dir()
2584 	if (ocfs2_supports_indexed_dirs(osb))  in ocfs2_fill_new_dir()
2585 		return ocfs2_fill_new_dir_dx(osb, handle, parent, inode, fe_bh,  in ocfs2_fill_new_dir()
2588 	return ocfs2_fill_new_dir_el(osb, handle, parent, inode, fe_bh,  in ocfs2_fill_new_dir()
2783 	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);  in ocfs2_expand_inline_dir()  local
2803 	if (ocfs2_supports_indexed_dirs(osb)) {  in ocfs2_expand_inline_dir()
2820 		ret = ocfs2_reserve_new_metadata_blocks(osb, 1, &meta_ac);  in ocfs2_expand_inline_dir()
2837 	ret = ocfs2_reserve_clusters(osb, alloc + dx_alloc, &data_ac);  in ocfs2_expand_inline_dir()
2850 	handle = ocfs2_start_trans(osb, credits);  in ocfs2_expand_inline_dir()
2858 		ocfs2_clusters_to_bytes(osb->sb, alloc + dx_alloc));  in ocfs2_expand_inline_dir()
2863 	if (ocfs2_supports_indexed_dirs(osb) && !dx_inline) {  in ocfs2_expand_inline_dir()
2884 	if (ocfs2_dir_resv_allowed(osb))  in ocfs2_expand_inline_dir()
2932 	if (ocfs2_supports_indexed_dirs(osb) && !dx_inline) {  in ocfs2_expand_inline_dir()
2999 	if (ocfs2_supports_indexed_dirs(osb)) {  in ocfs2_expand_inline_dir()
3000 		ret = ocfs2_dx_dir_attach_index(osb, handle, dir, di_bh,  in ocfs2_expand_inline_dir()
3046 	if (ocfs2_supports_indexed_dirs(osb)) {  in ocfs2_expand_inline_dir()
3054 			off = ocfs2_dx_dir_hash_idx(osb,  in ocfs2_expand_inline_dir()
3067 	ocfs2_commit_trans(osb, handle);  in ocfs2_expand_inline_dir()
3154 static int ocfs2_extend_dir(struct ocfs2_super *osb,  in ocfs2_extend_dir()  argument
3171 	struct super_block *sb = osb->sb;  in ocfs2_extend_dir()
3240 			status = ocfs2_reserve_new_metadata(osb, el, &meta_ac);  in ocfs2_extend_dir()
3248 		status = ocfs2_reserve_clusters(osb, 1, &data_ac);  in ocfs2_extend_dir()
3255 		if (ocfs2_dir_resv_allowed(osb))  in ocfs2_extend_dir()
3269 	handle = ocfs2_start_trans(osb, credits);  in ocfs2_extend_dir()
3277 	status = ocfs2_do_extend_dir(osb->sb, handle, dir, parent_fe_bh,  in ocfs2_extend_dir()
3329 		ocfs2_commit_trans(osb, handle);  in ocfs2_extend_dir()
3671 static int ocfs2_dx_dir_rebalance_credits(struct ocfs2_super *osb,  in ocfs2_dx_dir_rebalance_credits()  argument
3674 	int credits = ocfs2_clusters_to_blocks(osb->sb, 3);  in ocfs2_dx_dir_rebalance_credits()
3676 	credits += ocfs2_calc_extend_credits(osb->sb, &dx_root->dr_list);  in ocfs2_dx_dir_rebalance_credits()
3677 	credits += ocfs2_quota_trans_credits(osb->sb);  in ocfs2_dx_dir_rebalance_credits()
3685 static int ocfs2_dx_dir_rebalance(struct ocfs2_super *osb, struct inode *dir,  in ocfs2_dx_dir_rebalance()  argument
3727 	orig_dx_leaves = ocfs2_dx_dir_kmalloc_leaves(osb->sb, &num_dx_leaves);  in ocfs2_dx_dir_rebalance()
3734 	new_dx_leaves = ocfs2_dx_dir_kmalloc_leaves(osb->sb, NULL);  in ocfs2_dx_dir_rebalance()
3748 	credits = ocfs2_dx_dir_rebalance_credits(osb, dx_root);  in ocfs2_dx_dir_rebalance()
3749 	handle = ocfs2_start_trans(osb, credits);  in ocfs2_dx_dir_rebalance()
3806 	tmp_dx_leaf = kmalloc(osb->sb->s_blocksize, GFP_NOFS);  in ocfs2_dx_dir_rebalance()
3857 	ocfs2_commit_trans(osb, handle);  in ocfs2_dx_dir_rebalance()
3880 static int ocfs2_find_dir_space_dx(struct ocfs2_super *osb, struct inode *dir,  in ocfs2_find_dir_space_dx()  argument
3925 		ret = ocfs2_dx_dir_rebalance(osb, dir, dx_root_bh, dx_leaf_bh,  in ocfs2_find_dir_space_dx()
4009 	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);  in ocfs2_expand_inline_dx_root()  local
4016 	ret = ocfs2_reserve_clusters(osb, 1, &data_ac);  in ocfs2_expand_inline_dx_root()
4022 	dx_leaves = ocfs2_dx_dir_kmalloc_leaves(osb->sb, &num_dx_leaves);  in ocfs2_expand_inline_dx_root()
4029 	handle = ocfs2_start_trans(osb, ocfs2_calc_dxi_expand_credits(osb->sb));  in ocfs2_expand_inline_dx_root()
4037 				       ocfs2_clusters_to_bytes(osb->sb, 1));  in ocfs2_expand_inline_dx_root()
4071 		j = __ocfs2_dx_dir_hash_idx(osb,  in ocfs2_expand_inline_dx_root()
4082 	memset(&dx_root->dr_list, 0, osb->sb->s_blocksize -  in ocfs2_expand_inline_dx_root()
4085 		cpu_to_le16(ocfs2_extent_recs_per_dx_root(osb->sb));  in ocfs2_expand_inline_dx_root()
4103 	ocfs2_commit_trans(osb, handle);  in ocfs2_expand_inline_dx_root()
4139 	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);  in ocfs2_prepare_dx_dir_for_insert()  local
4182 	ret = ocfs2_find_dir_space_dx(osb, dir, di_bh, dx_root_bh, name,  in ocfs2_prepare_dx_dir_for_insert()
4207 		ret = ocfs2_extend_dir(osb, dir, di_bh, 1, lookup, &leaf_bh);  in ocfs2_prepare_dx_dir_for_insert()
4234 int ocfs2_prepare_dir_for_insert(struct ocfs2_super *osb,  in ocfs2_prepare_dir_for_insert()  argument
4259 	if (ocfs2_supports_indexed_dirs(osb))  in ocfs2_prepare_dir_for_insert()
4287 		ret = ocfs2_extend_dir(osb, dir, parent_fe_bh, blocks_wanted,  in ocfs2_prepare_dir_for_insert()
4310 	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);  in ocfs2_dx_dir_remove_index()  local
4322 	dx_alloc_inode = ocfs2_get_system_file_inode(osb,  in ocfs2_dx_dir_remove_index()
4338 	handle = ocfs2_start_trans(osb, OCFS2_DX_ROOT_REMOVE_CREDITS);  in ocfs2_dx_dir_remove_index()
4373 	ocfs2_commit_trans(osb, handle);  in ocfs2_dx_dir_remove_index()
4392 	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);  in ocfs2_dx_dir_truncate()  local
4449 	ocfs2_schedule_truncate_log_flush(osb, 1);  in ocfs2_dx_dir_truncate()
4450 	ocfs2_run_deallocs(osb, &dealloc);  in ocfs2_dx_dir_truncate()