legacy_mutex     2989 drivers/tty/tty_io.c 	mutex_init(&tty->legacy_mutex);
legacy_mutex       19 drivers/tty/tty_mutex.c 	mutex_lock(&tty->legacy_mutex);
legacy_mutex       30 drivers/tty/tty_mutex.c 	ret = mutex_lock_interruptible(&tty->legacy_mutex);
legacy_mutex       40 drivers/tty/tty_mutex.c 	mutex_unlock(&tty->legacy_mutex);
legacy_mutex       59 drivers/tty/tty_mutex.c 	lockdep_set_subclass(&tty->legacy_mutex, TTY_LOCK_SLAVE);
legacy_mutex      298 include/linux/tty.h 	struct mutex legacy_mutex;