Messages in this thread | | | Date | Wed, 30 Jun 2021 08:07:48 +0100 | From | Christoph Hellwig <> | Subject | Re: [RFC] /dev/ioasid uAPI proposal |
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On Mon, Jun 07, 2021 at 11:14:24AM -0300, Jason Gunthorpe wrote: > "non-coherent DMA" is some general euphemism that evokes images of > embedded platforms that don't have coherent DMA at all and have low > cost ways to regain coherence. This is not at all what we are talking > about here at all.
It literally is the same way of working. And not just low-end embedded platforms use this, but a lot of older server platforms did as well.
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