[virtio-dev] RE: [virtio-comment] Re: [virtio] [PATCH v10 04/10] admin: introduce virtio admin virtqueues

[Parav Pandit]

> From: Jiri Pirko <j...@nvidia.com>
> Sent: Thursday, March 9, 2023 2:37 AM


> >We want the ability to program/provision the virtio feature bits and virtio
> config space parameters of the VF through PF.
> >These are host-facing parameters that usually migrate from one to another
> host when a VF migrates.
> 
> Here is where we lack to have separate "devlink function" entity, independend
> of "devlink port" :/ I mean, for MAC config and irq vectors.
> What other host facing parmeters you have in mind. VLAN of "ip vf" is
> definitelly one of them, I have to emphasize.
> 
It is not.

Virtio feature bits defined by the virtio spec.
Virtio config space fields present in the each virtio device specific spec.

> 
> >

> >virtio net doesn't implement it either and I don't see any user asking for it
> either.
> >All users have migrated to using tc mechanism for long time now.
> 
> Okay, so the bottom line is, we should take care of host facing config of VF, 
> but
> we should not care about network plug of VF - that stays out of the scope.
Right.

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