711 	struct tty_struct *real_tty;  in tty_mode_ioctl()  local
720 		real_tty = tty->link;  in tty_mode_ioctl()
722 		real_tty = tty;  in tty_mode_ioctl()
727 		return get_sgttyb(real_tty, (struct sgttyb __user *) arg);  in tty_mode_ioctl()
730 		return set_sgttyb(real_tty, (struct sgttyb __user *) arg);  in tty_mode_ioctl()
734 		return get_tchars(real_tty, p);  in tty_mode_ioctl()
736 		return set_tchars(real_tty, p);  in tty_mode_ioctl()
740 		return get_ltchars(real_tty, p);  in tty_mode_ioctl()
742 		return set_ltchars(real_tty, p);  in tty_mode_ioctl()
745 		return set_termios(real_tty, p,  TERMIOS_FLUSH | TERMIOS_WAIT | TERMIOS_OLD);  in tty_mode_ioctl()
747 		return set_termios(real_tty, p, TERMIOS_WAIT | TERMIOS_OLD);  in tty_mode_ioctl()
749 		return set_termios(real_tty, p, TERMIOS_OLD);  in tty_mode_ioctl()
752 		copy_termios(real_tty, &kterm);  in tty_mode_ioctl()
758 		copy_termios(real_tty, &kterm);  in tty_mode_ioctl()
763 		copy_termios(real_tty, &kterm);  in tty_mode_ioctl()
768 		return set_termios(real_tty, p,  TERMIOS_FLUSH | TERMIOS_WAIT);  in tty_mode_ioctl()
770 		return set_termios(real_tty, p, TERMIOS_WAIT);  in tty_mode_ioctl()
772 		return set_termios(real_tty, p, 0);  in tty_mode_ioctl()
775 		return get_termio(real_tty, p);  in tty_mode_ioctl()
777 		return set_termios(real_tty, p, TERMIOS_FLUSH | TERMIOS_WAIT | TERMIOS_TERMIO);  in tty_mode_ioctl()
779 		return set_termios(real_tty, p, TERMIOS_WAIT | TERMIOS_TERMIO);  in tty_mode_ioctl()
781 		return set_termios(real_tty, p, TERMIOS_TERMIO);  in tty_mode_ioctl()
784 		copy_termios_locked(real_tty, &kterm);  in tty_mode_ioctl()
791 		copy_termios_locked(real_tty, &kterm);  in tty_mode_ioctl()
795 		down_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
796 		real_tty->termios_locked = kterm;  in tty_mode_ioctl()
797 		up_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
801 		copy_termios_locked(real_tty, &kterm);  in tty_mode_ioctl()
808 		copy_termios_locked(real_tty, &kterm);  in tty_mode_ioctl()
812 		down_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
813 		real_tty->termios_locked = kterm;  in tty_mode_ioctl()
814 		up_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
820 		if (real_tty->termiox == NULL)  in tty_mode_ioctl()
822 		down_read(&real_tty->termios_rwsem);  in tty_mode_ioctl()
823 		memcpy(&ktermx, real_tty->termiox, sizeof(struct termiox));  in tty_mode_ioctl()
824 		up_read(&real_tty->termios_rwsem);  in tty_mode_ioctl()
830 		return set_termiox(real_tty, p, 0);  in tty_mode_ioctl()
832 		return set_termiox(real_tty, p, TERMIOS_WAIT);  in tty_mode_ioctl()
834 		return set_termiox(real_tty, p, TERMIOS_FLUSH);  in tty_mode_ioctl()
837 		copy_termios(real_tty, &kterm);  in tty_mode_ioctl()
844 		return tty_change_softcar(real_tty, arg);  in tty_mode_ioctl()