How is supposed to be protected the units list?

[Matthew Jacob]

I'm okay with it at present.

> So, as long as it seems nobody had a strong argument against this
> patch, what do you think about me committing it?
> We can further refine later if we think it is the case.
>
> Also, I think that Matt's patch should be committed just after this
> one (and possibly we should investigate a similar add-on for the ata
> counterpart too?).
>
> Thanks,
> Attilio
>
>
>