Re: [PATCH 0/8] Virtio-over-PCIe on non-MIC

Christoph Hellwig
2019-01-17T15:19:26Z

On Thu, Jan 17, 2019 at 07:15:29AM -0800, Christoph Hellwig wrote:
> On Thu, Jan 17, 2019 at 01:39:27PM +0100, Arnd Bergmann wrote:
> > Can you describe how you expect a VOP device over NTB or
> > PCIe-endpoint would get created, configured and used?
> > Is there always one master side that is responsible for creating
> > virtio devices on it, with the slave side automatically attaching to
> > them, or can either side create virtio devices? Is there any limit on
> > the number of virtio devices or queues within a VOP device?
>
> For VOP device over NTB your configure your device using configfs
> on one side, and for the other side it will just show up like any
> other PCIe device, because it is.

Sorry, I mean over the PCI-EP infratructure of course. NTB actually
is rather hairy and complicated.