+# work around /etc/kernel/postinst.d/zz-update-grub failing
+# inside openvz environment, see #597084
+if ! $ROOTCMD dpkg-divert --list | grep -q '/usr/sbin/update-grub' ; then
+ echo "Diverting update-grub executable"
+ $ROOTCMD dpkg-divert --rename --add /usr/sbin/update-grub
+ $ROOTCMD ln -s /bin/true /usr/sbin/update-grub
+fi
+
+# work around a bug which causes openvz to freeze when grub-probe is invoked
+if ! $ROOTCMD dpkg-divert --list | grep -q '/usr/sbin/grub-probe' ; then
+ echo "Diverting grub-probe executable"
+ $ROOTCMD dpkg-divert --rename --add /usr/sbin/grub-probe
+ $ROOTCMD ln -s /bin/true /usr/sbin/grub-probe
+fi
+