https://www.rocklinux.net/people/teha/mkinitramfs.tar.bz2 * copy https://www.rocklinux.net/people/teha/hotplug.rules to /etc/udev/rules.d/ * extract mkinitramfs.tar.bz2 * run ./mkinitramfs/mkinitramfs.sh and see the beauty of ./mkinitramfs/files/init.d/20-udev