Re: [PATCH 3/5] vDPA: introduce vDPA bus

Michael S. Tsirkin
2020-01-19T09:59:35Z

On Sun, Jan 19, 2020 at 09:07:09AM +0000, Shahaf Shuler wrote:
> >Technically, we can keep the incremental API
> >here and let the vendor vDPA drivers to record the full mapping
> >internally which may slightly increase the complexity of vendor driver.
>
> What will be the trigger for the driver to know it received the last mapping on this series and it can now push it to the on-chip IOMMU?

Some kind of invalidate API?

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MST