From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Michael S. Tsirkin" <mst@redhat.com>
Subject: Re: [PATCH RFC] virtio-spec: flexible configuration layout
Date: Mon, 18 Jun 2012 15:07:27 +0300
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To: Sasha Levin <levinsasha928@gmail.com>
Cc: Krishna Kumar <krkumar2@in.ibm.com>, kvm@vger.kernel.org, Pawel Moll <pawel.moll@arm.com>, Wang Sheng-Hui <shhuiw@gmail.com>, Alexey Kardashevskiy <aik@ozlabs.ru>, lkml - Kernel Mailing List <linux-kernel@vger.kernel.org>, virtualization@lists.linux-foundation.org, Pekka Enberg <penberg@kernel.org>, Christian Borntraeger <borntraeger@de.ibm.com>, penberg@cs.helsinki.fi, avi@redhat.com, Amit Shah <amit.shah@redhat.com>
List-Id: virtualization@lists.linuxfoundation.org

On Mon, Jun 18, 2012 at 02:05:17PM +0200, Sasha Levin wrote:
> On Mon, 2012-06-18 at 14:54 +0300, Michael S. Tsirkin wrote:
> > On Wed, Nov 09, 2011 at 02:36:43PM +0200, Pekka Enberg wrote:
> > > On Wed, 9 Nov 2011, Sasha Levin wrote:
> > > >They don't exist in kernel code either, for same reason as above.
> > > >
> > > >Nothing will break if we remove it since no one really used it, we were
> > > >probably the first and only implementation of the spec which considered
> > > >them :)
> > > 
> > > As long as we are able to run older versions of the KVM tool with
> > > newer kernels and vice versa, I see no reason why we can't drop
> > > 64-bit features from the KVM tool.
> > > 
> > > 			Pekka
> > 
> > So what happened? Did you guys do this?  Need to know what to do to make
> > progress.  IIUC Rusty removed the new fields in 0.9.3.
> > Does your tool still use them? Did any version of the tool released by
> > distros do so?
> 
> Yup, they were removed quite a while ago.

Thanks, that's nice. So we can reuse that bit if we need it
and it won't break your code.

-- 
MST