114 	down_write(&tty->termios_rwsem);  in tty_unthrottle()
119 	up_write(&tty->termios_rwsem);  in tty_unthrottle()
352 	down_write(&tty->termios_rwsem);  in tty_set_termios()
368 	up_write(&tty->termios_rwsem);  in tty_set_termios()
395 	down_read(&tty->termios_rwsem);  in set_termios()
397 	up_read(&tty->termios_rwsem);  in set_termios()
449 	down_read(&tty->termios_rwsem);  in copy_termios()
451 	up_read(&tty->termios_rwsem);  in copy_termios()
456 	down_read(&tty->termios_rwsem);  in copy_termios_locked()
458 	up_read(&tty->termios_rwsem);  in copy_termios_locked()
498 	down_read(&tty->termios_rwsem);  in get_sgttyb()
504 	up_read(&tty->termios_rwsem);  in get_sgttyb()
559 	down_write(&tty->termios_rwsem);  in set_sgttyb()
569 	up_write(&tty->termios_rwsem);  in set_sgttyb()
580 	down_read(&tty->termios_rwsem);  in get_tchars()
587 	up_read(&tty->termios_rwsem);  in get_tchars()
597 	down_write(&tty->termios_rwsem);  in set_tchars()
604 	up_write(&tty->termios_rwsem);  in set_tchars()
614 	down_read(&tty->termios_rwsem);  in get_ltchars()
623 	up_read(&tty->termios_rwsem);  in get_ltchars()
634 	down_write(&tty->termios_rwsem);  in set_ltchars()
643 	up_write(&tty->termios_rwsem);  in set_ltchars()
663 	down_write(&tty->termios_rwsem);  in tty_change_softcar()
671 	up_write(&tty->termios_rwsem);  in tty_change_softcar()
774 		down_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
776 		up_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
791 		down_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
793 		up_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()