Lines Matching defs:o_tty
764 * @o_tty: pair tty for pty/tty pairs
771 int tty_ldisc_setup(struct tty_struct *tty, struct tty_struct *o_tty)
777 if (o_tty) {
779 * Called without o_tty->ldisc_sem held, as o_tty has been
782 retval = tty_ldisc_open(o_tty, o_tty->ldisc);
801 struct tty_struct *o_tty = tty->link;
808 tty_ldisc_lock_pair(tty, o_tty);
810 if (o_tty)
811 tty_ldisc_kill(o_tty);
812 tty_ldisc_unlock_pair(tty, o_tty);