On Mon, Sep 14, 2020 at 10:38:10AM +0000, Tian, Kevin wrote: > is widely used thus can better help verify the core logic with > many existing devices. For vSVA, vDPA support has not be started > while VFIO support is close to be accepted. It doesn't make much > sense by blocking the VFIO part until vDPA is ready for wide You keep saying that, but if we keep ignoring the right architecture we end up with a mess inside VFIO just to save some development time. That is usually not how the kernel process works. Jason