 this transaction   */  jbegin_count =      JOURNAL_PER_BALANCE_CNT * 0 + 0 +      0 * REISERFS_QUOTA_TRANS_BLOCKS(dir->i_sb);   retval = dquot_initialize(dir);  if (retval)   return retval;   reiserfs_write_lock(dir->i_sb);  retval = journal_begin(&th, dir->i_sb, jbegin_count);  if (retval)   goto out_