Re: PATCH: Further aacraid work

[Christoph Hellwig]

On Wed, Jun 16, 2004 at 05:40:48PM -0400, Alan Cox wrote:
> > Looks mostly good except for the GART iommu ifdef.  That code is bogus for
> > almost everything but a plain PC and should just be killed.
> 
> There are lots of problems with the PC centric view of the world some
> aacraid hardware has.  At the moment I'm still working on trying to understand
> the rules and I'll need to talk to Mark some more. I've also got a third
> party trace suggesting a request for low DMA memory came in through the
> gart which is above the address in the mask to look at.
> 
> Its something I hope to get rid of eventually. In the meantime the GART
> define is needed to make it work on AMD64.

Well, the code is completely wrong.  It must not only go away for AMD64 but
for all arches.

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