Re: unsigned long ioremap()?

Abramo Bagnara
2001-05-03T09:58:08Z

David Woodhouse wrote:
>
> abramo@alsa-project.org said:
> > The problem I see is that with the former solution nothing prevents
> > from to do:
>
> > regs->reg2 = 13;
>
> > That's indeed the reason to change ioremap prototype for 2.5.
>
> An alternative is to add an fixed offset to the cookie before returning it,
> and subtract it again in {read,write}[bwl].

You understand that in this way you change a compile time warning in a
runtime error (conditioned to path reaching, not easy to interpret,
etc.)

IMO this is a far less effective debugging strategy.

--
Abramo Bagnara mailto:abramo@alsa-project.org

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It sounds good!