Re: [discuss] Re: Please pull x86-64 bug fixes

Rafael J. Wysocki
2006-10-06T22:08:27Z

On Friday, 6 October 2006 18:07, Linus Torvalds wrote:
>
> On Fri, 6 Oct 2006, Arjan van de Ven wrote:
> >
> > we can do a tiny bit better than the current code; some chipsets have
> > the address of the MMIO region stored in their config space; so we can
> > get to that using the old method and validate the acpi code with that.
>
> Yes. I think trusting ACPI is _always_ a mistake. It's insane. We should
> never ask the firmware for any data that we can just figure out ourselves.
>
> And we should tell all hardware companies that firmware tables are stupid,
> and that we just want to know what the hell the registers MEAN!
>
> I've certainly tried to tell Intel that. I think they may even have heard
> me occasionally.
>
> I can't understand why some people _still_ think ACPI is a good idea..

I violently agree.

Rafael

--
You never change things by fighting the existing reality.
R. Buckminster Fuller