echo "- merge overlay components -"
mkdir -p /tmp/preinit-hook-merge
- ln -sf /lib/preinit/* /tmp/overlay/lib/preinit/* /tmp/preinit-hook-merge/
+ ln -sf /lib/preinit/* /tmp/overlay/lib/preinit/[0-9][0-9]_* /tmp/preinit-hook-merge/
boot_hook_splice_start