Force kernel to reread partition table

We want to have /etc/fstab being up2date on the live
system after installation, so force processing the
according uevents between kernel and userspace...

From: Michael Prokop <mprokop@sipwise.com>

deployment.sh

@@ -1185,6 +1185,9 @@ sync
 # unmount chroot - what else?
 umount $TARGET || umount -l $TARGET # fall back if a process is still being active
 
+# make sure /etc/fstab is up2date
+blockdev --rereadpt /dev/$DISK
+
 # party time! who brings the whiskey?
 echo "Installation finished. \o/"
 echo