#!/bin/sh
# 
# this file normally resides in /usr/local/bin
#
# greetz,
#    harry

DIR=$1

if [ -d "${DIR}" ]
then
  for i in `ls -1 /proc/virtual | egrep -v 'info|status'`;
  do
    vnamespace -e $i umount ${DIR};
  done
  umount ${DIR};
  exit 0;
else
  echo "Usage: $0 <DIR>";
  exit 1;
fi