在 2021/6/29 上午6:39, Michael S. Tsirkin 写道:
On Mon, Jun 28, 2021 at 01:03:20PM +0800, Jason Wang wrote:
So I think we need solve them all, but netlink is probably the wrong layer,
we need to solve them at virtio level and let netlink a transport for them
virtio uAPI/ABI.
I'm not sure I follow. virtio defines VF to driver communication.
This is PF to hypervisor. virtio simply does not cover it ATM.
Note that this is not PF to hypervisor but the uAPI from userspace (vDPA
tool) to vDPA core.
We had two choices.
1) tweak virtio uAPIs
2) invent virtio specific uAPI in netlink
1) seems better.
Thanks
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