[dpdk-dev] [PATCH] bus/pci: optimize pci device probe

David Marchand david.marchand at redhat.com
Tue May 5 18:16:26 CEST 2020


On Tue, May 5, 2020 at 5:50 PM Jerin Jacob <jerinjacobk at gmail.com> wrote:
> > >
> > > Removing this special case could break x86 applications running with
> > > legacy virtio.
> > >
> > >
> > > On the plus side, we have been announcing for some time in virtio:
> > > RTE_PMD_REGISTER_KMOD_DEP(net_virtio, "* igb_uio | uio_pci_generic | vfio-pci");
> >
> > What is to conclude?
> > # The In-tree virtio driver uses ""* igb_uio | uio_pci_generic |
> > vfio-pci"" driver as backend and it does not need RTE_KDRV_NONE?
> > OR
> > # The in-tree, legacy virtio(const struct virtio_pci_ops legacy_op)
> > can work without any kernel driver in the backend. So RTE_KDRV_NONE
> > need?
>
> Ping. What is the conclusion? If it is former then this patch is valid.

I am fine with dropping the legacy part, but I wanted to hear from
Maxime at least.


-- 
David Marchand



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