111 	down_write(&tty->termios_rwsem);  in tty_throttle()
117 	up_write(&tty->termios_rwsem);  in tty_throttle()
136 	down_write(&tty->termios_rwsem);  in tty_unthrottle()
141 	up_write(&tty->termios_rwsem);  in tty_unthrottle()
328 	down_write(&tty->termios_rwsem);  in tty_set_termios()
344 	up_write(&tty->termios_rwsem);  in tty_set_termios()
371 	down_read(&tty->termios_rwsem);  in set_termios()
373 	up_read(&tty->termios_rwsem);  in set_termios()
425 	down_read(&tty->termios_rwsem);  in copy_termios()
427 	up_read(&tty->termios_rwsem);  in copy_termios()
432 	down_read(&tty->termios_rwsem);  in copy_termios_locked()
434 	up_read(&tty->termios_rwsem);  in copy_termios_locked()
481 	down_write(&tty->termios_rwsem);  in set_termiox()
484 	up_write(&tty->termios_rwsem);  in set_termiox()
519 	down_read(&tty->termios_rwsem);  in get_sgttyb()
525 	up_read(&tty->termios_rwsem);  in get_sgttyb()
580 	down_write(&tty->termios_rwsem);  in set_sgttyb()
590 	up_write(&tty->termios_rwsem);  in set_sgttyb()
601 	down_read(&tty->termios_rwsem);  in get_tchars()
608 	up_read(&tty->termios_rwsem);  in get_tchars()
618 	down_write(&tty->termios_rwsem);  in set_tchars()
625 	up_write(&tty->termios_rwsem);  in set_tchars()
635 	down_read(&tty->termios_rwsem);  in get_ltchars()
644 	up_read(&tty->termios_rwsem);  in get_ltchars()
655 	down_write(&tty->termios_rwsem);  in set_ltchars()
664 	up_write(&tty->termios_rwsem);  in set_ltchars()
684 	down_write(&tty->termios_rwsem);  in tty_change_softcar()
692 	up_write(&tty->termios_rwsem);  in tty_change_softcar()
795 		down_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
797 		up_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
812 		down_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
814 		up_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
822 		down_read(&real_tty->termios_rwsem);  in tty_mode_ioctl()
824 		up_read(&real_tty->termios_rwsem);  in tty_mode_ioctl()