- o warn if PHYSDEV* keys are used in ENV keys
- (they are deprecated and will be removed from a future kernel)
-
- o warn if any path component is used in a ATTR{}, ATTRS{},
- $attr{} key, like ATTR{device/<file>}==
- (parent attributes must not referenced directly in rules or tools,
- udev finds the parents and makes them available, which can be matched
- with the normal keys)
-