//sys/devices/pci0000:00/0000:00:18.4/driver/0000:00:18.4/driver/0000:00:16.2/driver/0000:00:17.3/driver/0000:00:16.2/driver/0000:00:17.7/bus/devices/0000:00:07.3/bus/devices/0000:00:18.6/uevent