//sys/bus/pci/devices/0000:00:17.2/0000:00:17.2:pcie00/bus/devices/0000:00:16.5:pcie00/bus/devices/0000:00:17.5:pcie00/subsystem/devices/0000:00:15.4:pcie02/subsystem/devices/0000:00:18.1:pcie00/uevent