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Re: [Qemu-devel] [PATCH v6 15/17] target-s390x: Extend arch specific QMP

From: Eduardo Habkost
Subject: Re: [Qemu-devel] [PATCH v6 15/17] target-s390x: Extend arch specific QMP command query-cpu-definitions
Date: Wed, 6 May 2015 13:00:32 -0300
User-agent: Mutt/1.5.23 (2014-03-12)

On Wed, May 06, 2015 at 05:31:06PM +0200, Michael Mueller wrote:
> On Tue, 5 May 2015 15:40:34 -0300
> Eduardo Habkost <address@hidden> wrote:
> > Second, you shouldn't even need to duplicate code in
> > get_machine_props_fallback() if you are able to create an accel object
> > and do just basic initialization so that cpu_model_get() works.
> > Allowing accel objects to be created on the fly was one of the main
> > purposes of the accel QOM work.
> > 
> > For example, if we do something like this:
> >   
> > https://github.com/ehabkost/qemu-hacks/commit/36a250e34c5fd0d43a25271f5bc9b04681fdd56a
> >  [1]
> >   https://github.com/ehabkost/qemu-hacks/commits/work/accel-open-func
> I had a look at your qemu-hacks before writing the _fallback() routine
> but did not wanted to base on some not yet published code. Once your part goes
> upstream my intend is to provide a cleanup patch... And I was missing the
> KVM_CREATE_VM actually.

No problem to me if you prefer to keep it this way and change it to use
AccelState as a follow-up, after appropriate methods are provided by
TYPE_KVM_ACCEL. Your patch was helpful to show that just extracting the
open("/dev/kvm") part isn't enough and more work is needed.


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