Tycho: Also, this makes sense to me now too (it tests the case
       where /sys isn't mounted inside the container, which the
       other patch fixes).
Signed-off-by: Andrey Vagin <avagin@openvz.org>
Acked-by: Tycho Andersen <tycho.andersen@canonical.com>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>