Hi Christoph,

On 2019-01-11 19:17, Christoph Hellwig wrote:

Hi all,

this series fixes a rather gross layering violation in videobuf2, which
pokes into arm DMA mapping internals to get a DMA address for memory that
does not have a page structure, and to do so fixes up the dma_map_resource
implementation to be practically useful.

Thanks for rewriting this 'temporary code'! It predates
dma_map_resource() and that time this was the only way to get it working
somehow. Good that now it is possible to implement in it a clean way
without any unwritten assumptions about the DMA mapping internals. Feel
free to add my:

Reviewed-by: Marek Szyprowski <m.szyprowski@samsung.com>

Best regards
-- 
Marek Szyprowski, PhD
Samsung R&D Institute Poland


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