939 	struct tty_struct *real_tty;  in tty_mode_ioctl()  local
948 		real_tty = tty->link;  in tty_mode_ioctl()
950 		real_tty = tty;  in tty_mode_ioctl()
955 		return get_sgttyb(real_tty, (struct sgttyb __user *) arg);  in tty_mode_ioctl()
958 		return set_sgttyb(real_tty, (struct sgttyb __user *) arg);  in tty_mode_ioctl()
962 		return get_tchars(real_tty, p);  in tty_mode_ioctl()
964 		return set_tchars(real_tty, p);  in tty_mode_ioctl()
968 		return get_ltchars(real_tty, p);  in tty_mode_ioctl()
970 		return set_ltchars(real_tty, p);  in tty_mode_ioctl()
973 		return set_termios(real_tty, p,  TERMIOS_FLUSH | TERMIOS_WAIT | TERMIOS_OLD);  in tty_mode_ioctl()
975 		return set_termios(real_tty, p, TERMIOS_WAIT | TERMIOS_OLD);  in tty_mode_ioctl()
977 		return set_termios(real_tty, p, TERMIOS_OLD);  in tty_mode_ioctl()
980 		copy_termios(real_tty, &kterm);  in tty_mode_ioctl()
986 		copy_termios(real_tty, &kterm);  in tty_mode_ioctl()
991 		copy_termios(real_tty, &kterm);  in tty_mode_ioctl()
996 		return set_termios(real_tty, p,  TERMIOS_FLUSH | TERMIOS_WAIT);  in tty_mode_ioctl()
998 		return set_termios(real_tty, p, TERMIOS_WAIT);  in tty_mode_ioctl()
1000 		return set_termios(real_tty, p, 0);  in tty_mode_ioctl()
1003 		return get_termio(real_tty, p);  in tty_mode_ioctl()
1005 		return set_termios(real_tty, p, TERMIOS_FLUSH | TERMIOS_WAIT | TERMIOS_TERMIO);  in tty_mode_ioctl()
1007 		return set_termios(real_tty, p, TERMIOS_WAIT | TERMIOS_TERMIO);  in tty_mode_ioctl()
1009 		return set_termios(real_tty, p, TERMIOS_TERMIO);  in tty_mode_ioctl()
1012 		copy_termios_locked(real_tty, &kterm);  in tty_mode_ioctl()
1019 		copy_termios_locked(real_tty, &kterm);  in tty_mode_ioctl()
1023 		down_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
1024 		real_tty->termios_locked = kterm;  in tty_mode_ioctl()
1025 		up_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
1029 		copy_termios_locked(real_tty, &kterm);  in tty_mode_ioctl()
1036 		copy_termios_locked(real_tty, &kterm);  in tty_mode_ioctl()
1040 		down_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
1041 		real_tty->termios_locked = kterm;  in tty_mode_ioctl()
1042 		up_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
1048 		if (real_tty->termiox == NULL)  in tty_mode_ioctl()
1050 		down_read(&real_tty->termios_rwsem);  in tty_mode_ioctl()
1051 		memcpy(&ktermx, real_tty->termiox, sizeof(struct termiox));  in tty_mode_ioctl()
1052 		up_read(&real_tty->termios_rwsem);  in tty_mode_ioctl()
1058 		return set_termiox(real_tty, p, 0);  in tty_mode_ioctl()
1060 		return set_termiox(real_tty, p, TERMIOS_WAIT);  in tty_mode_ioctl()
1062 		return set_termiox(real_tty, p, TERMIOS_FLUSH);  in tty_mode_ioctl()
1065 		copy_termios(real_tty, &kterm);  in tty_mode_ioctl()
1072 		return tty_change_softcar(real_tty, arg);  in tty_mode_ioctl()