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Re: [RFC PATCH v3 2/6] swiotlb: Add restricted DMA pool

On Fri, Jan 08, 2021 at 01:39:18AM +0800, Claire Chang wrote:
> Hi Greg and Konrad,
> This change is intended to be non-arch specific. Any arch that lacks DMA 
> access
> control and has devices not behind an IOMMU can make use of it. Could you 
> share
> why you think this should be arch specific?

The idea behind non-arch specific code is it to be generic. The devicetree
is specific to PowerPC, Sparc, and ARM, and not to x86 - hence it should
be in arch specific code.

> Thanks!



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