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SubjectRe: 32-bit dma allocations on 64-bit platforms
>>>>> On Sat, 26 Jun 2004 09:16:27 +0200, Arjan van de Ven <> said:

Arjan> the real solution is an iommu of course, but the highmem
Arjan> solution has quite some merit too..... I know you disagree
Arjan> with me on that one though.

Yes, some merits and some faults. The real solution is iommu or
64-bit capable devices. Interesting that graphics controllers should
be last to get 64-bit DMA capability, considering how much more
complex they are than disk controllers or NICs.

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