Linux puskom-ProLiant-DL385-Gen10 5.4.0-150-generic #167~18.04.1-Ubuntu SMP Wed May 24 00:51:42 UTC 2023 x86_64

//usr/share/initramfs-tools/hooks/dmsetup

 #!/bin/sh

case $1 in
prereqs)
	echo "udev"
	exit 0
	;;
esac

. /usr/share/initramfs-tools/hook-functions

mkdir -p $DESTDIR/lib/udev/rules.d/
for rules in 55-dm.rules 60-persistent-storage-dm.rules 95-dm-notify.rules; do
	if   [ -e /etc/udev/rules.d/$rules ]; then
		cp -p /etc/udev/rules.d/$rules $DESTDIR/lib/udev/rules.d/
	elif [ -e /lib/udev/rules.d/$rules ]; then
		cp -p /lib/udev/rules.d/$rules $DESTDIR/lib/udev/rules.d/
	else
		exit 1
	fi
done

copy_exec /sbin/dmsetup

manual_add_modules dm_mod