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SubjectRe: [PATCH 0/3] ARM:dma-mapping:Support DMA-API debugging facility on ARM
On Fri, Jul 17, 2009 at 08:02:08AM +0800, Ming Lei wrote:
> 2009/7/12 <>:
> > Hi,
> > This patch set introduces dma-api debugging facility on ARM, and is
> > against -rc2-next tree.
> >
> Hi, Russell and All,
> Care to give any suggestions or objections on the patches?

I don't think it's suitable, because our implementation calls back into
the DMA API for dma_map_sg() - this means that the debugging code will
end up seeing each scatterlist entry twice. I'm not sure what effect
that will have, but it's probably not good.

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