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SubjectRe: [PATCH 01/34] AMD IOMMU: add Kconfig entry
On Fri, Jun 27, 2008 at 12:39:45PM -0400, Muli Ben-Yehuda wrote:
> On Fri, Jun 27, 2008 at 04:47:29PM +0200, Andi Kleen wrote:
>
> > Also it should ideally describe that there is a trade off between
> > reliability and performance with IOMMU enabled.
>
> I agree that there's a performance tradeoff with current generation
> hardware and ingerfaces, but it wouldn't be fair to single out a
> single IOMMU implementation ;=)

True. At least for the case without device isolation I have some
optimizations in mind which will minimize the performance tradeoff. I
hope to have them ready for 2.6.28 :)

Joerg.



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