urb_mutex         154 drivers/usb/serial/f81534.c 	struct mutex urb_mutex;
urb_mutex         859 drivers/usb/serial/f81534.c 	mutex_init(&serial_priv->urb_mutex);
urb_mutex        1101 drivers/usb/serial/f81534.c 	mutex_lock(&serial_priv->urb_mutex);
urb_mutex        1113 drivers/usb/serial/f81534.c 	mutex_unlock(&serial_priv->urb_mutex);
urb_mutex        1134 drivers/usb/serial/f81534.c 	mutex_lock(&serial_priv->urb_mutex);
urb_mutex        1142 drivers/usb/serial/f81534.c 	mutex_unlock(&serial_priv->urb_mutex);
urb_mutex        1527 drivers/usb/serial/f81534.c 	mutex_lock(&serial_priv->urb_mutex);
urb_mutex        1532 drivers/usb/serial/f81534.c 			mutex_unlock(&serial_priv->urb_mutex);
urb_mutex        1537 drivers/usb/serial/f81534.c 	mutex_unlock(&serial_priv->urb_mutex);