//dev/.udev/failed/devices@pci0000:00@0000:00:16.0/driver/0000:00:18.1/driver/0000:00:15.1/driver/0000:00:15.0/driver/0000:00:16.1/bus/devices/0000:00:07.7/subsystem/drivers/megaraid_sas/support_poll_for_event