#!/bin/sh

PREREQ="md"

prereqs()
{
	echo "$PREREQ"
}

case $1 in
# get pre-requisites
prereqs)
	prereqs
	exit 0
	;;
esac

vg=${ROOT#/dev/mapper/}

case ${vg} in
	/dev/root)
		unset vg
		;;
	/*)
		exit 0
		;;
esac
	
modprobe -Qb dm-mod

# Split volume group from logical volume.
vg=$(echo ${vg} | sed -e 's#\(.*\)\([^-]\)-[^-].*#\1\2#')
# Reduce padded --'s to -'s
vg=$(echo ${vg} | sed -e 's#--#-#g')

vgchange -ay ${vg}

