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

/Linux-v5.15/drivers/tty/
Dpty.c372 struct tty_struct *o_tty; in pty_common_install() local
389 o_tty = alloc_tty_struct(driver->other, idx); in pty_common_install()
390 if (!o_tty) in pty_common_install()
393 tty_set_lock_subclass(o_tty); in pty_common_install()
394 lockdep_set_subclass(&o_tty->termios_rwsem, TTY_LOCK_SLAVE); in pty_common_install()
400 tty_init_termios(o_tty); in pty_common_install()
402 driver->other->ttys[idx] = o_tty; in pty_common_install()
407 memset(&o_tty->termios_locked, 0, sizeof(tty->termios_locked)); in pty_common_install()
408 o_tty->termios = driver->other->init_termios; in pty_common_install()
416 tty->link = o_tty; in pty_common_install()
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Dtty_ldisc.c764 int tty_ldisc_setup(struct tty_struct *tty, struct tty_struct *o_tty) in tty_ldisc_setup() argument
771 if (o_tty) { in tty_ldisc_setup()
776 retval = tty_ldisc_open(o_tty, o_tty->ldisc); in tty_ldisc_setup()
795 struct tty_struct *o_tty = tty->link; in tty_ldisc_release() local
802 tty_ldisc_lock_pair(tty, o_tty); in tty_ldisc_release()
804 if (o_tty) in tty_ldisc_release()
805 tty_ldisc_kill(o_tty); in tty_ldisc_release()
806 tty_ldisc_unlock_pair(tty, o_tty); in tty_ldisc_release()
Dtty_io.c1647 struct tty_struct *o_tty = tty->link; in tty_release_checks() local
1649 if (o_tty != tty->driver->other->ttys[idx]) { in tty_release_checks()
1654 if (o_tty->link != tty) { in tty_release_checks()
1655 tty_debug(tty, "bad link = %p\n", o_tty->link); in tty_release_checks()
1744 struct tty_struct *o_tty = NULL; in tty_release() local
1761 o_tty = tty->link; in tty_release()
1774 tty_lock_slave(o_tty); in tty_release()
1802 if (o_tty && o_tty->count <= 1) { in tty_release()
1803 if (waitqueue_active(&o_tty->read_wait)) { in tty_release()
1804 wake_up_poll(&o_tty->read_wait, EPOLLIN); in tty_release()
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Dtty.h91 int tty_ldisc_setup(struct tty_struct *tty, struct tty_struct *o_tty);