Messages in this thread | | | Date | Wed, 24 Jul 2019 19:55:51 +0200 | From | Christoph Hellwig <> | Subject | Re: [PATCH 2/2] arm: use swiotlb for bounce buffer on LPAE configs |
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On Wed, Jul 24, 2019 at 07:23:50PM +0200, Nicolas Saenz Julienne wrote: > Out of curiosity, what is the reason stopping us from using dma-direct/swiotlb > instead of arm_dma_ops altogether?
Nothing fundamental. We just need to do a very careful piecemeal migration as the arm code handles a ot of interesting corner case and we need to ensure we don't break that. I have various WIP patches for the easier bits and we can work from there.
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