Re: add config symbols for arch_{setup,teardown}_dma_ops

[Christoph Hellwig]

Any chance to get a quick review on this small series?

On Mon, Feb 04, 2019 at 09:14:18AM +0100, Christoph Hellwig wrote:
> Hi all,
> 
> this series adds kconfig symbols to indicate that the architecture
> provides the arch_setup_dma_ops and arch_teardown_dma_ops hooks.
> 
> This avoids polluting dma-mapping.h which is included by just about
> every driver with implementation details, and also removes some
> clutter.
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