Messages in this thread | | | Date | Fri, 17 Jul 2009 09:11:49 +0100 | From | Russell King - ARM Linux <> | Subject | Re: [PATCH 0/3] ARM:dma-mapping:Support DMA-API debugging facility on ARM |
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On Fri, Jul 17, 2009 at 08:02:08AM +0800, Ming Lei wrote: > 2009/7/12 <tom.leiming@gmail.com>: > > 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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