#!/bin/bash

# make a lvm LV node here
perl -pi -e 's,^vgchange,mount_tmpfs /devfs\nmkdir /devfs/mapper\nmknod /dev/mapper/xena-dom0 b 253 0\nvgchange,' $INITRDDIR/script

# prevent umounting the tmp dir with the node (would happen before mounting, ruining the above mknod)
perl -pi -e 's,^,#, if /devfs/' $INITRDDIR/sbin/init