[PATCH dma-mapping tree] arm64: default to the direct mapping in get_arch_dma_ops

Christoph Hellwig hch at lst.de
Wed Dec 19 17:00:34 UTC 2018


On Wed, Dec 19, 2018 at 04:59:03PM +0000, Robin Murphy wrote:
> On 14/12/2018 15:02, Christoph Hellwig wrote:
>> Otherwise the direct mapping won't work at all given that a NULL
>> dev->dma_ops causes a fallback.  Note that we already explicitly set
>> dev->dma_ops to dma_dummy_ops for dma-incapable devices, so this
>> fallback should not be needed anyway.
>
> Sorry, I'd somehow completely missed that you'd sent a proper patch for 
> this - indeed it looks like the right change to make.
>
> Reviewed-by: Robin Murphy <robin.murphy at arm.com>

Thanks.  I've added this given that I hadn't pushed out the tree yet.


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