[Ofvwg] Further thoughts on uAPI

[Hefty, Sean]

> If we do provide a common wr/wc API then it can just be designed
> inefficiently around the netlink attribute architecture, uncaring
> about performance because nothing should use it. I'd prefer not to
> implement it at all...

I agree with this.  WR/WC should be driver specific.  There's no need to mirror a user space API to a kernel uABI and then to a kernel API.