Re: [patch] Make MMCONFIG space (extended PCI config space) a driver opt-in issue

Arjan van de Ven
2007-12-22T20:16:29Z

On Sat, 22 Dec 2007 20:30:58 +0100
Martin Mares <mj@ucw.cz> wrote:

> Hello!
>
> > Just make it so. The name is fine, the concept is unavoidable. The
> > people who complain are whiners that haven't ever had to deal with
> > the fact that there are broken machines around.
>
> I complain as well as the maintainer of the pciutils. Breaking all
> userspace accesses to extended configuration space just because there
> is a couple of chipsets

it's not "just a couple of chipsets", it's actually
* a whole lot of bioses
* at least one whole CPU generation
* ..
* ..

Do you really want to code all of that into your userspace access code as well?