Re: [net-next,v2,4/5] seg6: add support for the SRv6 End.DT4 behavior

[Andrea Mayer]

Hi Jakub,

On Fri, 13 Nov 2020 13:40:10 -0800
Jakub Kicinski <kuba@xxxxxxxxxx> wrote:

> On Fri, 13 Nov 2020 11:40:36 -0800 Jakub Kicinski wrote:
> > > agreed. The v6 variant has existed for a while. The v4 version is
> > > independent.  
> > 
> > Okay, I'm not sure what's the right call so I asked DaveM.
> 
> DaveM raised a concern that unless we implement v6 now we can't be sure
> the interface we create for v4 is going to fit there.
> 
> So Andrea unless it's a major hurdle, could you take a stab at the v6
> version with VRFs as part of this series?

I can tackle the v6 version but how do we face the compatibility issue raised
by Stefano in his message?

if it is ok to implement a uAPI that breaks the existing scripts, it is relatively
easy to replicate the VRF-based approach also in v6.

Waiting for your advice!

Thanks,
Andrea