Re: [RFC v2 06/13] vduse: Introduce VDUSE - vDPA Device in Userspace

On 2020/12/24 下午4:34, Yongji Xie wrote:

quoted

Yes, the disadvantage is the performance. But it should be simpler (I
guess) and we know it can succeed.

Yes, another advantage is that we can support the VM using anonymous memory.

Exactly.

quoted

quoted

I think I can try this in v3. And the
MMU-based IOMMU implementation can be a future optimization in the
virtio-vdpa case. What's your opinion?

Maybe I was wrong, but I think we can try as what has been proposed here
first and use shadow virtqueue as backup plan if we fail.

OK, I will continue to work on this proposal.

Thanks