- o replace list.h with ccan list.h which is gpl-v2-or-later version
- o get all distros to agree on a default set of rules
- o rework rules to a match-action list, instead of a rules array
- o log warning if the kernel uses CONFIG_SYSFS_DEPRECATED*=y,
- which means that /sys/class/block/ does not exist, but udev
- will depend on it in a future release
+ o log warning if /sys/block/ does, but /sys/class/block/ does not exist,
+ udev will depend on the non-deprecated sysfs layout in a future release