o make udev_device_new_from_devnum() work with kernels without /sys/dev/ o enumerate() - add buses and drivers o increase ressize buffer o lazy init of selinux 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 DEVTYPE for disks is set by the kernel, they will be removed from the default rules o "udevadm control" commands will only accept the -- syntax o symlink names to udevadm will no longer be resolved to old command names