On 2019/7/10 下午3:22, Jason Wang wrote:
Yeah, that's a major concern. If it's true, is it something
that's not acceptable?


I think not, but I don't know if any other one that care this.



And I do see some new RFC for VFIO to add more DMA API.
Is there any pointers?


I don't remember the details, but it should be something related to SVA support in recent intel IOMMU.


E.g this series:

https://www.spinics.net/lists/iommu/msg37146.html

Thanks

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