Re: [RFC PATCH 0/3] generic hypercall support

Chris Wright
2009-05-06T16:07:43Z

* Gregory Haskins (ghaskins@novell.com) wrote:
> Chris Wright wrote:
> > VF drivers can also have this issue (and typically use mmio).
> > I at least have a better idea what your proposal is, thanks for
> > explanation. Are you able to demonstrate concrete benefit with it yet
> > (improved latency numbers for example)?
>
> I had a test-harness/numbers for this kind of thing, but its a bit
> crufty since its from ~1.5 years ago. I will dig it up, update it, and
> generate/post new numbers.

That would be useful, because I keep coming back to pio and shared
page(s) when think of why not to do this. Seems I'm not alone in that.

thanks,
-chris