Subject: Re: [RFC net-next] net: extend netdev features

From: Stephen Hemminger <[email-masked]>
Date: Sat, 10 Jul 2021 13:32:27 -0700

On Sat, 10 Jul 2021 08:35:52 -0700
Dave Taht <[email-masked]> wrote:

> On Sat, Jul 10, 2021 at 8:18 AM Andrew Lunn <[email-masked]> wrote:
> >  
> > > Infrastructure changes must be done as part of the patch that
> > > needs the new feature bit. It might be that your feature bit is
> > > not accepted as part of the review cycle, or a better alternative
> > > is proposed.  
> >
> > Hi Stephan
> >
> > I agree with what you are saying, but i also think there is no way to
> > avoid needing more feature bits. So even if the new feature bit itself
> > is rejected, the code to allow it could be useful.  
> 
> I would rather passionately like to expand several old currently 16
> bit fields in tc and iptables to 32 bits,
> and break the 1000 user limitation we have in things like this:
> 
> https://github.com/rchac/LibreQoS

Unfortunately, no one has stepped up to the heavy lifting of having a UAPI
compatibility layer for this.