tty_ldisc_lock   1278 drivers/tty/tty_io.c 		retval = tty_ldisc_lock(tty, 5 * HZ);
tty_ldisc_lock   1351 drivers/tty/tty_io.c 	retval = tty_ldisc_lock(tty, 5 * HZ);
tty_ldisc_lock    568 drivers/tty/tty_ldisc.c 	retval = tty_ldisc_lock(tty, 5 * HZ);
tty_ldisc_lock    750 drivers/tty/tty_ldisc.c 	tty_ldisc_lock(tty, MAX_SCHEDULE_TIMEOUT);
tty_ldisc_lock    419 include/linux/tty.h extern int tty_ldisc_lock(struct tty_struct *tty, unsigned long timeout);