69 static int ocfs2_mknod_locked(struct ocfs2_super *osb,
78 static int ocfs2_prepare_orphan_dir(struct ocfs2_super *osb,
85 static int ocfs2_orphan_add(struct ocfs2_super *osb,
94 static int ocfs2_create_symlink_data(struct ocfs2_super *osb,
99 static int ocfs2_double_lock(struct ocfs2_super *osb,
220 static void ocfs2_cleanup_add_entry_failure(struct ocfs2_super *osb,  in ocfs2_cleanup_add_entry_failure()  argument
225 	ocfs2_simple_drop_lockres(osb, &dl->dl_lockres);  in ocfs2_cleanup_add_entry_failure()
243 	struct ocfs2_super *osb;  in ocfs2_mknod()  local
269 	osb = OCFS2_SB(dir->i_sb);  in ocfs2_mknod()
278 	if (S_ISDIR(mode) && (dir->i_nlink >= ocfs2_link_max(osb))) {  in ocfs2_mknod()
296 	status = ocfs2_prepare_dir_for_insert(osb, dir, parent_fe_bh,  in ocfs2_mknod()
305 	status = ocfs2_reserve_new_inode(osb, &inode_ac);  in ocfs2_mknod()
340 	if (S_ISDIR(mode) && !ocfs2_supports_inline_data(osb)) {  in ocfs2_mknod()
344 		if (ocfs2_supports_indexed_dirs(osb))  in ocfs2_mknod()
348 	status = ocfs2_reserve_new_metadata_blocks(osb, want_meta, &meta_ac);  in ocfs2_mknod()
355 	status = ocfs2_reserve_clusters(osb, want_clusters, &data_ac);  in ocfs2_mknod()
362 	handle = ocfs2_start_trans(osb, ocfs2_mknod_credits(osb->sb,  in ocfs2_mknod()
382 	status = ocfs2_mknod_locked(osb, dir, inode, dev,  in ocfs2_mknod()
391 		status = ocfs2_fill_new_dir(osb, handle, dir, inode,  in ocfs2_mknod()
456 		ocfs2_commit_trans(osb, handle);  in ocfs2_mknod()
484 			ocfs2_cleanup_add_entry_failure(osb, dentry, inode);  in ocfs2_mknod()
507 	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);  in __ocfs2_mknod_locked()  local
518 	inode->i_ino = ino_from_blkno(osb->sb, fe_blkno);  in __ocfs2_mknod_locked()
520 	spin_lock(&osb->osb_lock);  in __ocfs2_mknod_locked()
521 	inode->i_generation = osb->s_next_generation++;  in __ocfs2_mknod_locked()
522 	spin_unlock(&osb->osb_lock);  in __ocfs2_mknod_locked()
524 	*new_fe_bh = sb_getblk(osb->sb, fe_blkno);  in __ocfs2_mknod_locked()
541 	memset(fe, 0, osb->sb->s_blocksize);  in __ocfs2_mknod_locked()
544 	fe->i_fs_generation = cpu_to_le32(osb->fs_generation);  in __ocfs2_mknod_locked()
571 	if (S_ISDIR(inode->i_mode) && ocfs2_supports_inline_data(osb)) {  in __ocfs2_mknod_locked()
575 				ocfs2_max_inline_data_with_xattr(osb->sb, fe));  in __ocfs2_mknod_locked()
580 		fel->l_count = cpu_to_le16(ocfs2_extent_recs_per_inode(osb->sb));  in __ocfs2_mknod_locked()
586 	ocfs2_ci_set_new(osb, INODE_CACHE(inode));  in __ocfs2_mknod_locked()
587 	if (!ocfs2_mount_local(osb)) {  in __ocfs2_mknod_locked()
609 static int ocfs2_mknod_locked(struct ocfs2_super *osb,  in ocfs2_mknod_locked()  argument
680 	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);  in ocfs2_link()  local
694 	err = ocfs2_double_lock(osb, &old_dir_bh, old_dir,  in ocfs2_link()
709 			mlog(ML_ERROR, "%s: no old_dir_bh!\n", osb->uuid_str);  in ocfs2_link()
741 	err = ocfs2_prepare_dir_for_insert(osb, dir, parent_fe_bh,  in ocfs2_link()
757 	if (ocfs2_read_links_count(fe) >= ocfs2_link_max(osb)) {  in ocfs2_link()
762 	handle = ocfs2_start_trans(osb, ocfs2_link_credits(osb->sb));  in ocfs2_link()
807 	ocfs2_commit_trans(osb, handle);  in ocfs2_link()
865 	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);  in ocfs2_unlink()  local
884 	if (inode == osb->root_inode)  in ocfs2_unlink()
938 		status = ocfs2_prepare_orphan_dir(osb, &orphan_dir,  in ocfs2_unlink()
949 	handle = ocfs2_start_trans(osb, ocfs2_unlink_credits(osb->sb));  in ocfs2_unlink()
992 		status = ocfs2_orphan_add(osb, handle, inode, fe_bh,  in ocfs2_unlink()
1000 		ocfs2_commit_trans(osb, handle);  in ocfs2_unlink()
1026 static int ocfs2_check_if_ancestor(struct ocfs2_super *osb,  in ocfs2_check_if_ancestor()  argument
1036 		child_inode = ocfs2_iget(osb, child_inode_no, 0, 0);  in ocfs2_check_if_ancestor()
1064 		if (parent_inode_no == osb->root_inode->i_ino) {  in ocfs2_check_if_ancestor()
1089 static int ocfs2_double_lock(struct ocfs2_super *osb,  in ocfs2_double_lock()  argument
1114 		inode1_is_ancestor = ocfs2_check_if_ancestor(osb, oi2->ip_blkno,  in ocfs2_double_lock()
1121 		inode2_is_ancestor = ocfs2_check_if_ancestor(osb, oi1->ip_blkno,  in ocfs2_double_lock()
1200 	struct ocfs2_super *osb = NULL;  in ocfs2_rename()  local
1224 	osb = OCFS2_SB(old_dir->i_sb);  in ocfs2_rename()
1243 		status = ocfs2_rename_lock(osb);  in ocfs2_rename()
1252 		status = ocfs2_check_if_ancestor(osb, new_dir->i_ino,  in ocfs2_rename()
1267 	status = ocfs2_double_lock(osb, &old_dir_bh, old_dir,  in ocfs2_rename()
1327 		    new_dir->i_nlink >= ocfs2_link_max(osb)) {  in ocfs2_rename()
1427 			status = ocfs2_prepare_orphan_dir(osb, &orphan_dir,  in ocfs2_rename()
1446 		status = ocfs2_prepare_dir_for_insert(osb, new_dir, new_dir_bh,  in ocfs2_rename()
1456 	handle = ocfs2_start_trans(osb, ocfs2_rename_credits(osb->sb));  in ocfs2_rename()
1495 			status = ocfs2_orphan_add(osb, handle, new_inode,  in ocfs2_rename()
1600 		ocfs2_rename_unlock(osb);  in ocfs2_rename()
1603 		ocfs2_commit_trans(osb, handle);  in ocfs2_rename()
1648 static int ocfs2_create_symlink_data(struct ocfs2_super *osb,  in ocfs2_create_symlink_data()  argument
1655 	struct super_block *sb = osb->sb;  in ocfs2_create_symlink_data()
1752 	struct ocfs2_super *osb = NULL;  in ocfs2_symlink()  local
1780 	osb = OCFS2_SB(sb);  in ocfs2_symlink()
1806 	status = ocfs2_prepare_dir_for_insert(osb, dir, parent_fe_bh,  in ocfs2_symlink()
1814 	status = ocfs2_reserve_new_inode(osb, &inode_ac);  in ocfs2_symlink()
1853 	status = ocfs2_reserve_clusters(osb, want_clusters, &data_ac);  in ocfs2_symlink()
1860 	handle = ocfs2_start_trans(osb, credits + xattr_credits);  in ocfs2_symlink()
1882 	status = ocfs2_mknod_locked(osb, dir, inode,  in ocfs2_symlink()
1898 		    ocfs2_clusters_to_bytes(osb->sb, 1));  in ocfs2_symlink()
1903 		status = ocfs2_add_inode_data(osb, inode, &offset, 1, 0,  in ocfs2_symlink()
1933 		status = ocfs2_create_symlink_data(osb, handle, inode,  in ocfs2_symlink()
1976 					ocfs2_clusters_to_bytes(osb->sb, 1));  in ocfs2_symlink()
1980 		ocfs2_commit_trans(osb, handle);  in ocfs2_symlink()
1998 			ocfs2_cleanup_add_entry_failure(osb, dentry, inode);  in ocfs2_symlink()
2040 static int ocfs2_lookup_lock_orphan_dir(struct ocfs2_super *osb,  in ocfs2_lookup_lock_orphan_dir()  argument
2048 	orphan_dir_inode = ocfs2_get_system_file_inode(osb,  in ocfs2_lookup_lock_orphan_dir()
2050 						       osb->slot_num);  in ocfs2_lookup_lock_orphan_dir()
2082 	struct ocfs2_super *osb = OCFS2_SB(orphan_dir_inode->i_sb);  in __ocfs2_prepare_orphan_dir()  local
2105 	ret = ocfs2_prepare_dir_for_insert(osb, orphan_dir_inode,  in __ocfs2_prepare_orphan_dir()
2130 static int ocfs2_prepare_orphan_dir(struct ocfs2_super *osb,  in ocfs2_prepare_orphan_dir()  argument
2141 	ret = ocfs2_lookup_lock_orphan_dir(osb, &orphan_dir_inode,  in ocfs2_prepare_orphan_dir()
2171 static int ocfs2_orphan_add(struct ocfs2_super *osb,  in ocfs2_orphan_add()  argument
2243 		fe->i_dio_orphaned_slot = cpu_to_le16(osb->slot_num);  in ocfs2_orphan_add()
2251 		fe->i_orphaned_slot = cpu_to_le16(osb->slot_num);  in ocfs2_orphan_add()
2257 				   osb->slot_num);  in ocfs2_orphan_add()
2273 int ocfs2_orphan_del(struct ocfs2_super *osb,  in ocfs2_orphan_del()  argument
2382 	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);  in ocfs2_prep_new_orphaned_file()  local
2387 	ret = ocfs2_lookup_lock_orphan_dir(osb, &orphan_dir, &orphan_dir_bh);  in ocfs2_prep_new_orphaned_file()
2394 	ret = ocfs2_reserve_new_inode(osb, &inode_ac);  in ocfs2_prep_new_orphaned_file()
2448 	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);  in ocfs2_create_inode_in_orphan()  local
2482 	handle = ocfs2_start_trans(osb, ocfs2_mknod_credits(osb->sb, 0, 0));  in ocfs2_create_inode_in_orphan()
2515 	status = ocfs2_orphan_add(osb, handle, inode, new_di_bh, orphan_name,  in ocfs2_create_inode_in_orphan()
2532 		ocfs2_commit_trans(osb, handle);  in ocfs2_create_inode_in_orphan()
2582 int ocfs2_add_inode_to_orphan(struct ocfs2_super *osb,  in ocfs2_add_inode_to_orphan()  argument
2614 	status = ocfs2_prepare_orphan_dir(osb, &orphan_dir_inode,  in ocfs2_add_inode_to_orphan()
2624 	handle = ocfs2_start_trans(osb,  in ocfs2_add_inode_to_orphan()
2631 	status = ocfs2_orphan_add(osb, handle, inode, di_bh, orphan_name,  in ocfs2_add_inode_to_orphan()
2636 	ocfs2_commit_trans(osb, handle);  in ocfs2_add_inode_to_orphan()
2653 int ocfs2_del_inode_from_orphan(struct ocfs2_super *osb,  in ocfs2_del_inode_from_orphan()  argument
2671 	orphan_dir_inode = ocfs2_get_system_file_inode(osb,  in ocfs2_del_inode_from_orphan()
2689 	handle = ocfs2_start_trans(osb,  in ocfs2_del_inode_from_orphan()
2698 	status = ocfs2_orphan_del(osb, handle, orphan_dir_inode,  in ocfs2_del_inode_from_orphan()
2725 	ocfs2_commit_trans(osb, handle);  in ocfs2_del_inode_from_orphan()
2748 	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);  in ocfs2_mv_orphaned_inode_to_new()  local
2780 	status = ocfs2_prepare_dir_for_insert(osb, dir, parent_di_bh,  in ocfs2_mv_orphaned_inode_to_new()
2788 	orphan_dir_inode = ocfs2_get_system_file_inode(osb,  in ocfs2_mv_orphaned_inode_to_new()
2790 						       osb->slot_num);  in ocfs2_mv_orphaned_inode_to_new()
2813 	handle = ocfs2_start_trans(osb, ocfs2_rename_credits(osb->sb));  in ocfs2_mv_orphaned_inode_to_new()
2828 	status = ocfs2_orphan_del(osb, handle, orphan_dir_inode, inode,  in ocfs2_mv_orphaned_inode_to_new()
2861 	ocfs2_commit_trans(osb, handle);  in ocfs2_mv_orphaned_inode_to_new()