103 	down_write(&tty->termios_rwsem);  in tty_unthrottle()
108 	up_write(&tty->termios_rwsem);  in tty_unthrottle()
333 	down_write(&tty->termios_rwsem);  in tty_set_termios()
351 	up_write(&tty->termios_rwsem);  in tty_set_termios()
453 	down_read(&tty->termios_rwsem);  in set_termios()
455 	up_read(&tty->termios_rwsem);  in set_termios()
528 	down_read(&tty->termios_rwsem);  in copy_termios()
530 	up_read(&tty->termios_rwsem);  in copy_termios()
535 	down_read(&tty->termios_rwsem);  in copy_termios_locked()
537 	up_read(&tty->termios_rwsem);  in copy_termios_locked()
577 	down_read(&tty->termios_rwsem);  in get_sgttyb()
583 	up_read(&tty->termios_rwsem);  in get_sgttyb()
638 	down_write(&tty->termios_rwsem);  in set_sgttyb()
646 	up_write(&tty->termios_rwsem);  in set_sgttyb()
657 	down_read(&tty->termios_rwsem);  in get_tchars()
664 	up_read(&tty->termios_rwsem);  in get_tchars()
674 	down_write(&tty->termios_rwsem);  in set_tchars()
681 	up_write(&tty->termios_rwsem);  in set_tchars()
691 	down_read(&tty->termios_rwsem);  in get_ltchars()
700 	up_read(&tty->termios_rwsem);  in get_ltchars()
711 	down_write(&tty->termios_rwsem);  in set_ltchars()
720 	up_write(&tty->termios_rwsem);  in set_ltchars()
743 	down_write(&tty->termios_rwsem);  in tty_change_softcar()
751 	up_write(&tty->termios_rwsem);  in tty_change_softcar()
849 		down_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
851 		up_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
866 		down_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
868 		up_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()