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Subject: [Qemu-devel] Re: Should QMP be RPC to internal C interfaces?
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To: Markus Armbruster <armbru@redhat.com>
Cc: qemu list <qemu-devel@nongnu.org>, agl@us.ibm.com, Amit Shah <amit.shah@redhat.com>, Paolo Bonzini <pbonzini@redhat.com>

On Tue, 31 Aug 2010 14:48:51 +0200
Markus Armbruster <armbru@redhat.com> wrote:

> Anthony Liguori <anthony@codemonkey.ws> writes:
> 
> [...]
> > My position is that we aren't any closer to having compatible APIs
> > then we were with the human monitor.  I think we need to focus on
> > compatibility and that that has to be solved as the QEMU interface
> > level.  I contend that it's not solvable at the QMP level.
> 
> We've argued from day 0 every step along the way.  And here we are, one
> year later, still arguing about the very basics.
> 
> There's a fundamental disagreement.  I want to keep QMP the way it was
> designed: supporting compatible evolution.  You want to remake it from
> the ground up as RPC to internal C interfaces.
> 
> It seems exceedingly unlikely to me that we can agree on the wisdom of
> such a remake.  We can repeat and elaborate on our arguments for a
> while, but let's face it: we want different things.

Yes, that's the fundamental problem here.

> I'm afraid I can't build you the thing you want.  The best I can offer
> is to step out of the way and let you build it.
>