fan5_beep        1908 drivers/hwmon/it87.c static SENSOR_DEVICE_ATTR(fan5_beep, S_IRUGO, show_beep, set_beep, 0);
fan5_beep         700 drivers/hwmon/w83791d.c 	SENSOR_ATTR(fan5_beep, S_IWUSR | S_IRUGO, show_beep, store_beep, 22),