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Date: Fri, 25 May 2012 10:07:46 -0300
From: Luiz Capitulino <lcapitulino@redhat.com>
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Subject: Re: [Qemu-devel] [PATCH v3 00/16] net: hub-based networking
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To: Paolo Bonzini <pbonzini@redhat.com>
Cc: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>, kvm@vger.kernel.org, Stefan Hajnoczi <stefanha@gmail.com>, qemu-devel@nongnu.org, Markus Armbruster <armbru@redhat.com>, zwu.kernel@gmail.com, wuzhy@linux.vnet.ibm.com, jan.kiszka@siemens.com

On Fri, 25 May 2012 14:59:25 +0200
Paolo Bonzini <pbonzini@redhat.com> 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
"""