On Mon, Sep 11, 2017 at 02:39:55AM -0700, Darren Hart wrote: > Which device are you referring to? This attribute is bound to the device > identified by the WMI GUID, and should be independent from the controller or any > thunderbolt connected physical device. I refer to "wdev->dev" whatever that is. That device has been created long time before this driver is probed and thus userspace already got the KOBJ_ADD uevent.