690 	struct tty_struct *real_tty;  in tty_mode_ioctl()  local
699 		real_tty = tty->link;  in tty_mode_ioctl()
701 		real_tty = tty;  in tty_mode_ioctl()
706 		return get_sgttyb(real_tty, (struct sgttyb __user *) arg);  in tty_mode_ioctl()
709 		return set_sgttyb(real_tty, (struct sgttyb __user *) arg);  in tty_mode_ioctl()
713 		return get_tchars(real_tty, p);  in tty_mode_ioctl()
715 		return set_tchars(real_tty, p);  in tty_mode_ioctl()
719 		return get_ltchars(real_tty, p);  in tty_mode_ioctl()
721 		return set_ltchars(real_tty, p);  in tty_mode_ioctl()
724 		return set_termios(real_tty, p,  TERMIOS_FLUSH | TERMIOS_WAIT | TERMIOS_OLD);  in tty_mode_ioctl()
726 		return set_termios(real_tty, p, TERMIOS_WAIT | TERMIOS_OLD);  in tty_mode_ioctl()
728 		return set_termios(real_tty, p, TERMIOS_OLD);  in tty_mode_ioctl()
731 		copy_termios(real_tty, &kterm);  in tty_mode_ioctl()
737 		copy_termios(real_tty, &kterm);  in tty_mode_ioctl()
742 		copy_termios(real_tty, &kterm);  in tty_mode_ioctl()
747 		return set_termios(real_tty, p,  TERMIOS_FLUSH | TERMIOS_WAIT);  in tty_mode_ioctl()
749 		return set_termios(real_tty, p, TERMIOS_WAIT);  in tty_mode_ioctl()
751 		return set_termios(real_tty, p, 0);  in tty_mode_ioctl()
754 		return get_termio(real_tty, p);  in tty_mode_ioctl()
756 		return set_termios(real_tty, p, TERMIOS_FLUSH | TERMIOS_WAIT | TERMIOS_TERMIO);  in tty_mode_ioctl()
758 		return set_termios(real_tty, p, TERMIOS_WAIT | TERMIOS_TERMIO);  in tty_mode_ioctl()
760 		return set_termios(real_tty, p, TERMIOS_TERMIO);  in tty_mode_ioctl()
763 		copy_termios_locked(real_tty, &kterm);  in tty_mode_ioctl()
770 		copy_termios_locked(real_tty, &kterm);  in tty_mode_ioctl()
774 		down_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
775 		real_tty->termios_locked = kterm;  in tty_mode_ioctl()
776 		up_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
780 		copy_termios_locked(real_tty, &kterm);  in tty_mode_ioctl()
787 		copy_termios_locked(real_tty, &kterm);  in tty_mode_ioctl()
791 		down_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
792 		real_tty->termios_locked = kterm;  in tty_mode_ioctl()
793 		up_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
804 		copy_termios(real_tty, &kterm);  in tty_mode_ioctl()
811 		return tty_change_softcar(real_tty, arg);  in tty_mode_ioctl()