Re: [PATCH v2 03/10] PCI/LUO: Forward prepare()/freeze()/cancel() callbacks to driver

From: David Matlack
Date: Thu Oct 02 2025 - 19:42:58 EST


On Thu, Oct 2, 2025 at 4:21 PM Jason Gunthorpe <jgg@xxxxxxxx> wrote:
> On Thu, Oct 02, 2025 at 02:31:08PM -0700, David Matlack wrote:
> > And we don't care about PF drivers until we get to
> > supporting SR-IOV. So the driver callbacks all seem unnecessary at
> > this point.
>
> I guess we will see, but I'm hoping we can get quite far using
> vfio-pci as the SRIOV PF driver and don't need to try to get a big PF
> in-kernel driver entangled in this.

So far we have had to support vfio-pci, pci-pf-stub, and idpf as PF
drivers, and nvme looks like it's coming soon :(