666 	struct tty_struct *real_tty;  in tty_mode_ioctl()  local
675 		real_tty = tty->link;  in tty_mode_ioctl()
677 		real_tty = tty;  in tty_mode_ioctl()
682 		return get_sgttyb(real_tty, (struct sgttyb __user *) arg);  in tty_mode_ioctl()
685 		return set_sgttyb(real_tty, (struct sgttyb __user *) arg);  in tty_mode_ioctl()
689 		return get_tchars(real_tty, p);  in tty_mode_ioctl()
691 		return set_tchars(real_tty, p);  in tty_mode_ioctl()
695 		return get_ltchars(real_tty, p);  in tty_mode_ioctl()
697 		return set_ltchars(real_tty, p);  in tty_mode_ioctl()
700 		return set_termios(real_tty, p,  TERMIOS_FLUSH | TERMIOS_WAIT | TERMIOS_OLD);  in tty_mode_ioctl()
702 		return set_termios(real_tty, p, TERMIOS_WAIT | TERMIOS_OLD);  in tty_mode_ioctl()
704 		return set_termios(real_tty, p, TERMIOS_OLD);  in tty_mode_ioctl()
707 		copy_termios(real_tty, &kterm);  in tty_mode_ioctl()
713 		copy_termios(real_tty, &kterm);  in tty_mode_ioctl()
718 		copy_termios(real_tty, &kterm);  in tty_mode_ioctl()
723 		return set_termios(real_tty, p,  TERMIOS_FLUSH | TERMIOS_WAIT);  in tty_mode_ioctl()
725 		return set_termios(real_tty, p, TERMIOS_WAIT);  in tty_mode_ioctl()
727 		return set_termios(real_tty, p, 0);  in tty_mode_ioctl()
730 		return get_termio(real_tty, p);  in tty_mode_ioctl()
732 		return set_termios(real_tty, p, TERMIOS_FLUSH | TERMIOS_WAIT | TERMIOS_TERMIO);  in tty_mode_ioctl()
734 		return set_termios(real_tty, p, TERMIOS_WAIT | TERMIOS_TERMIO);  in tty_mode_ioctl()
736 		return set_termios(real_tty, p, TERMIOS_TERMIO);  in tty_mode_ioctl()
739 		copy_termios_locked(real_tty, &kterm);  in tty_mode_ioctl()
746 		copy_termios_locked(real_tty, &kterm);  in tty_mode_ioctl()
750 		down_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
751 		real_tty->termios_locked = kterm;  in tty_mode_ioctl()
752 		up_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
756 		copy_termios_locked(real_tty, &kterm);  in tty_mode_ioctl()
763 		copy_termios_locked(real_tty, &kterm);  in tty_mode_ioctl()
767 		down_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
768 		real_tty->termios_locked = kterm;  in tty_mode_ioctl()
769 		up_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
780 		copy_termios(real_tty, &kterm);  in tty_mode_ioctl()
787 		return tty_change_softcar(real_tty, arg);  in tty_mode_ioctl()