Proposed F19 Feature: systemd/udev Predictable Network Interface Names

[Kay Sievers]

On Mon, Feb 25, 2013 at 6:02 PM, Andy Gospodarek <agospoda at redhat.com> wrote:

>> > I'd like to see kernel driver work to be sure every multi-port driver
>> > with the same PCI b/d/b/f sets dev_id.  That isn't necessarily true
>> > today, which makes it hard to trust.  biosdevname needs this too,
>> > until such a time as it's dead.

>> Do we have a list of these, or is it a matter of doing a driver audit?
>> CC'ing gospo.

> Right now almost no drivers actually set dev_id.  In fact mlx4_en,
> cxgb4, and sfc seem to be the only ones right now.  If we feel like this
> a requirement there will be work on the kernel side to add this.

This only matters if there are multiple devices created by a driver
for one and the same pci device. Like when we have only one entry in
lspci, but multiple interfaces of the same type having this one device
as a parent.

Is this really common? I would expect this is a very rare exception.

Thanks,
Kay