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Searched refs:o_tty (Results 1 – 4 of 4) sorted by relevance

/Linux-v5.4/drivers/tty/
Dpty.c382 struct tty_struct *o_tty; in pty_common_install() local
399 o_tty = alloc_tty_struct(driver->other, idx); in pty_common_install()
400 if (!o_tty) in pty_common_install()
403 tty_set_lock_subclass(o_tty); in pty_common_install()
404 lockdep_set_subclass(&o_tty->termios_rwsem, TTY_LOCK_SLAVE); in pty_common_install()
410 tty_init_termios(o_tty); in pty_common_install()
412 driver->other->ttys[idx] = o_tty; in pty_common_install()
417 memset(&o_tty->termios_locked, 0, sizeof(tty->termios_locked)); in pty_common_install()
418 o_tty->termios = driver->other->init_termios; in pty_common_install()
426 tty->link = o_tty; in pty_common_install()
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Dtty_ldisc.c776 int tty_ldisc_setup(struct tty_struct *tty, struct tty_struct *o_tty) in tty_ldisc_setup() argument
782 if (o_tty) { in tty_ldisc_setup()
787 retval = tty_ldisc_open(o_tty, o_tty->ldisc); in tty_ldisc_setup()
806 struct tty_struct *o_tty = tty->link; in tty_ldisc_release() local
813 tty_ldisc_lock_pair(tty, o_tty); in tty_ldisc_release()
815 if (o_tty) in tty_ldisc_release()
816 tty_ldisc_kill(o_tty); in tty_ldisc_release()
817 tty_ldisc_unlock_pair(tty, o_tty); in tty_ldisc_release()
Dtty_io.c1551 struct tty_struct *o_tty = tty->link; in tty_release_checks() local
1553 if (o_tty != tty->driver->other->ttys[idx]) { in tty_release_checks()
1558 if (o_tty->link != tty) { in tty_release_checks()
1559 tty_debug(tty, "bad link = %p\n", o_tty->link); in tty_release_checks()
1652 struct tty_struct *o_tty = NULL; in tty_release() local
1669 o_tty = tty->link; in tty_release()
1682 tty_lock_slave(o_tty); in tty_release()
1710 if (o_tty && o_tty->count <= 1) { in tty_release()
1711 if (waitqueue_active(&o_tty->read_wait)) { in tty_release()
1712 wake_up_poll(&o_tty->read_wait, EPOLLIN); in tty_release()
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/Linux-v5.4/include/linux/
Dtty.h711 extern int tty_ldisc_setup(struct tty_struct *tty, struct tty_struct *o_tty);