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SubjectRe: [PATCH] vhost: introduce vDPA based backend

On 2020/2/4 下午2:01, Michael S. Tsirkin wrote:
> On Tue, Feb 04, 2020 at 11:30:11AM +0800, Jason Wang wrote:
>> 5) generate diffs of memory table and using IOMMU API to setup the dma
>> mapping in this method
> Frankly I think that's a bunch of work. Why not a MAP/UNMAP interface?

Sure, so that basically VHOST_IOTLB_UPDATE/INVALIDATE I think?


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