Re: [Qemu-devel] [PATCH v3 00/16] net: hub-based networking

[Luiz Capitulino]

On Fri, 25 May 2012 15:14:39 +0200
Paolo Bonzini <address@hidden> wrote:

> Il 25/05/2012 15:07, Luiz Capitulino ha scritto:
> > On Fri, 25 May 2012 14:59:25 +0200
> > Paolo Bonzini <address@hidden> wrote:
> > 
> >> Il 25/05/2012 14:53, Luiz Capitulino ha scritto:
> >>>>> I agree it would be nice to drop entirely but I don't feel happy doing
> >>>>> that to users who might have QEMU buried in scripts somewhere.  One
> >>>>> day they upgrade packages and suddenly their stuff doesn't work
> >>>>> anymore.
> >>> This is very similar to kqemu and I don't think we regret having dropped 
> >>> it.
> >>
> >> It's not.  kqemu was putting maintainance burden, the aim of this patch
> >> is exactly to isolate the feature to command-line parsing and a magic
> >> net client.  If you don't use -net, the new code is absolutely dead,
> >> unlike kqemu.
> > 
> > Let me quote Stefan on this thread:
> > 
> > """
> > The point of this patch series is to remove the special-case net.c code
> > for the legacy "vlan" feature.  Today's code makes it harder to
> > implement a clean QOM model and is a burden for the net subsystem in
> > general
> > """
> 
> Still not sure what you mean...

I meant it's a similar case. kqemu was a special case and maintenance burden.
We've dropped it and didn't regret. What's stopping us from doing the same
thing with vlans?

>  we removed kqemu and didn't give an
> alternative.  This time we are providing an alternative.

Alternatives already exist, we don't have to provide them.