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Date: Mon, 1 Aug 2011 09:54:03 +0200
From: Christoph Hellwig <hch@lst.de>
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Subject: Re: [Qemu-devel] [RFC PATCH 0/4] Fix subsection ambiguity in
	the	migration format
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To: Anthony Liguori <anthony@codemonkey.ws>
Cc: Kevin Wolf <kwolf@redhat.com>, Peter Maydell <peter.maydell@linaro.org>, Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>, mst@redhat.com, Ryan Harper <ryanh@linux.vnet.ibm.com>, Dor Laor <dlaor@redhat.com>, qemu-devel@nongnu.org, quintela@redhat.com, Paolo Bonzini <pbonzini@redhat.com>, Christoph Hellwig <hch@lst.de>

On Sun, Jul 31, 2011 at 07:15:21PM -0500, Anthony Liguori wrote:
> I think we've set the bar too low historically for introducing new 
> interfaces.  I think Avi's new memory API is a good example of how we 
> should approach these things--do the vast majority of the thankless work up 
> front before initial merge.

Yes, that seems to work a bit better.

So how will we sort out and finalized the vmstate bits, QMP, and making
sure we have one sort of error reporting?

For vmstate I'd agree to Dor and principle and just drop support for old-style
load/save functions after converting everything that matters to vmstate.