[libvirt] RFC exposing SRIOV PF<->VF relationships

Daniel P. Berrange berrange at redhat.com
Tue Nov 17 17:48:49 UTC 2009

On Mon, Nov 16, 2009 at 04:14:34PM -0500, Dave Allan wrote:
> It would be helpful to have an API that exposes the relationship between 
> SR IOV physical functions (PFs) and virtual functions (VFs).  I'm 
> thinking of implementing three new API calls and adding a small amount 
> of additional information in the node device pci device capability, as 
> in the attached patch.  Let me know what you think.

Do we really need extra APis for this, vs exposing it in the XML ?

I'd think we either use the existing parent/child relationship. ie
munge a VF's parent link to point to the PF device, or we could just
add a new element giving the device name of the physical function.

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