777 	struct tty_struct *real_tty;  in tty_mode_ioctl()  local
784 		real_tty = tty->link;  in tty_mode_ioctl()
786 		real_tty = tty;  in tty_mode_ioctl()
791 		return get_sgttyb(real_tty, (struct sgttyb __user *) arg);  in tty_mode_ioctl()
794 		return set_sgttyb(real_tty, (struct sgttyb __user *) arg);  in tty_mode_ioctl()
798 		return get_tchars(real_tty, p);  in tty_mode_ioctl()
800 		return set_tchars(real_tty, p);  in tty_mode_ioctl()
804 		return get_ltchars(real_tty, p);  in tty_mode_ioctl()
806 		return set_ltchars(real_tty, p);  in tty_mode_ioctl()
809 		return set_termios(real_tty, p,  TERMIOS_FLUSH | TERMIOS_WAIT | TERMIOS_OLD);  in tty_mode_ioctl()
811 		return set_termios(real_tty, p, TERMIOS_WAIT | TERMIOS_OLD);  in tty_mode_ioctl()
813 		return set_termios(real_tty, p, TERMIOS_OLD);  in tty_mode_ioctl()
816 		copy_termios(real_tty, &kterm);  in tty_mode_ioctl()
822 		copy_termios(real_tty, &kterm);  in tty_mode_ioctl()
827 		copy_termios(real_tty, &kterm);  in tty_mode_ioctl()
832 		return set_termios(real_tty, p,  TERMIOS_FLUSH | TERMIOS_WAIT);  in tty_mode_ioctl()
834 		return set_termios(real_tty, p, TERMIOS_WAIT);  in tty_mode_ioctl()
836 		return set_termios(real_tty, p, 0);  in tty_mode_ioctl()
839 		return get_termio(real_tty, p);  in tty_mode_ioctl()
841 		return set_termios(real_tty, p, TERMIOS_FLUSH | TERMIOS_WAIT | TERMIOS_TERMIO);  in tty_mode_ioctl()
843 		return set_termios(real_tty, p, TERMIOS_WAIT | TERMIOS_TERMIO);  in tty_mode_ioctl()
845 		return set_termios(real_tty, p, TERMIOS_TERMIO);  in tty_mode_ioctl()
848 		copy_termios_locked(real_tty, &kterm);  in tty_mode_ioctl()
855 		copy_termios_locked(real_tty, &kterm);  in tty_mode_ioctl()
859 		down_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
860 		real_tty->termios_locked = kterm;  in tty_mode_ioctl()
861 		up_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
865 		copy_termios_locked(real_tty, &kterm);  in tty_mode_ioctl()
872 		copy_termios_locked(real_tty, &kterm);  in tty_mode_ioctl()
876 		down_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
877 		real_tty->termios_locked = kterm;  in tty_mode_ioctl()
878 		up_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
889 		copy_termios(real_tty, &kterm);  in tty_mode_ioctl()
896 		return tty_change_softcar(real_tty, arg);  in tty_mode_ioctl()