Re: [PATCH] Introduce PCI <-> CPU address conversion [1/2]

Christoph Hellwig
2004-10-14T18:34:56Z

On Thu, Oct 14, 2004 at 02:53:23PM +0100, Matthew Wilcox wrote:
> On Thu, Oct 14, 2004 at 01:53:48PM +0100, Christoph Hellwig wrote:
> > I'd rather have this declared in every architectures asm/ header, so it's
> > more explicit that it's an per-arch thing. Also make it a static inline
> > so we get typechecking.
>
> I actually don't want typechecking. Sometimes you have a device and
> sometimes you have a bus. You can get everything you want (sysdata)
> from either, so there's no point in doing dev->bus when all you needed
> was right there.

For some architectures the sysdata is different for bus vs device, so
yes, we do want strict typechecking.