Re: [PATCH 5/6] vdpa: introduce virtio pci driver

[Michael S. Tsirkin]

On Mon, Jun 08, 2020 at 05:43:58PM +0800, Jason Wang wrote:
> > 
> > > Looking at
> > > pci_match_one_device() it checks both subvendor and subdevice there.
> > > 
> > > Thanks
> > 
> > But IIUC there is no guarantee that driver with a specific subvendor
> > matches in presence of a generic one.
> > So either IFC or virtio pci can win, whichever binds first.
> 
> 
> I'm not sure I get there. But I try manually bind IFCVF to qemu's
> virtio-net-pci, and it fails.
> 
> Thanks

Right but the reverse can happen: virtio-net can bind to IFCVF first.

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MST