Re: [PATCH 4/7] dma-mapping: Always provide dma_default_coherent

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On 2023-02-21 17:58, Christoph Hellwig wrote:
On Tue, Feb 21, 2023 at 12:46:10PM +0000, Jiaxun Yang wrote:
dma_default_coherent can be useful for determine default coherency
even on arches without noncoherent support.

How?

Indeed, "default" is conceptually meaningless when there is no possible alternative :/

Robin.



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