108 	down_write(&tty->termios_rwsem);  in tty_unthrottle()
113 	up_write(&tty->termios_rwsem);  in tty_unthrottle()
346 	down_write(&tty->termios_rwsem);  in tty_set_termios()
364 	up_write(&tty->termios_rwsem);  in tty_set_termios()
465 	down_read(&tty->termios_rwsem);  in set_termios()
467 	up_read(&tty->termios_rwsem);  in set_termios()
540 	down_read(&tty->termios_rwsem);  in copy_termios()
542 	up_read(&tty->termios_rwsem);  in copy_termios()
547 	down_read(&tty->termios_rwsem);  in copy_termios_locked()
549 	up_read(&tty->termios_rwsem);  in copy_termios_locked()
589 	down_read(&tty->termios_rwsem);  in get_sgttyb()
595 	up_read(&tty->termios_rwsem);  in get_sgttyb()
650 	down_write(&tty->termios_rwsem);  in set_sgttyb()
658 	up_write(&tty->termios_rwsem);  in set_sgttyb()
669 	down_read(&tty->termios_rwsem);  in get_tchars()
676 	up_read(&tty->termios_rwsem);  in get_tchars()
686 	down_write(&tty->termios_rwsem);  in set_tchars()
693 	up_write(&tty->termios_rwsem);  in set_tchars()
703 	down_read(&tty->termios_rwsem);  in get_ltchars()
712 	up_read(&tty->termios_rwsem);  in get_ltchars()
723 	down_write(&tty->termios_rwsem);  in set_ltchars()
732 	up_write(&tty->termios_rwsem);  in set_ltchars()
752 	down_write(&tty->termios_rwsem);  in tty_change_softcar()
760 	up_write(&tty->termios_rwsem);  in tty_change_softcar()
859 		down_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
861 		up_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
876 		down_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()
878 		up_write(&real_tty->termios_rwsem);  in tty_mode_ioctl()