This is a very old thread which has no conclusion.
Now that we have more experience with virtio, could we try to fix it properly?
http://dpdk.org/patch/3897/
2015-10-21 15:58, Thomas Monjalon:
> 2015-08-05 12:49, Vincent JARDIN:
> > > Use '--disable-hw-vlan-filter' in testpmd command line will allow it
> > > continue to work.
> > > You can have a try.
> >
> > Yes, but not using this flag should not imply to exit.
> >
> > > I am not sure which one is better when app configures one feature but
> > > fail to negotiate it with host(which means has
> > > no such capability to support this feature currently).
> > > 1)The driver cheat the app, and continue to do the rest of work(of course
> > > need some hints).
> > > 2)give hints and exit, then user re-run app with correct configuration.
> >
> > Same as Stephen:
> >
> > 3) give hints of capabilities, do not exit, then user app does whatever
> > it wants (including exit if needed).
>
> I would tend to apply this patch but as it was discussed we need some
> clear acknowledgement.
> Huawei?
