It can go back in when it actually does something.

Cc: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Signed-off-by: NRichard Henderson <rth@twiddle.net>
Reviewed-by: NBastian Koppelmann <kbastian@mail.uni-paderborn.de>
Message-id: 1410626734-3804-18-git-send-email-rth@twiddle.net
Signed-off-by: NPeter Maydell <peter.maydell@linaro.org>