uctrl_mutex        74 drivers/sbus/char/uctrl.c static DEFINE_MUTEX(uctrl_mutex);
uctrl_mutex       213 drivers/sbus/char/uctrl.c 	mutex_lock(&uctrl_mutex);
uctrl_mutex       216 drivers/sbus/char/uctrl.c 	mutex_unlock(&uctrl_mutex);