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Date: Wed, 21 Aug 2013 11:11:36 +0200
From: Paolo Bonzini <pbonzini@redhat.com>
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Subject: Re: [Qemu-devel] [RFC] Hardware acceleration for Windows and OS X?
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To: Stefan Hajnoczi <stefanha@gmail.com>
Cc: Peter Maydell <peter.maydell@linaro.org>, qemu-devel <qemu-devel@nongnu.org>, Stefan Weil <sw@weilnetz.de>

Il 21/08/2013 11:08, Stefan Hajnoczi ha scritto:
> On Tue, Aug 20, 2013 at 12:12:21PM +0100, Peter Maydell wrote:
>> On 20 August 2013 11:56, Paolo Bonzini <pbonzini@redhat.com> wrote:
>>> I guess "patches are welcome"---if they are of good quality, why not.
>>
>> Well, sort of. Given the fairly minimal level of support we currently
>> have for OSX (ie Andreas and I test it a bit and fix egregious breakage),
>> I'd prefer it if patches for significant new features came attached to a
>> developer who was going to stay around and help maintain the platform :-)
> 
> Yes, the maintenance and testing is the hard part.
> 
> Whoever steps up to the maintainer: be prepared to run builds and test
> at least release candidates.  And then get ready to git-bisect(1) when
> broken commits were merged and write fixes.  The more often you do this,
> the shorter the bisect.
> 
> It's a fair bit of work.

Still, I must say merging Xen has given us zero headaches.  It's taken a
while, but (at least from the QEMU project's POV) the wait has been
worthwhile.

I would hope that HAXN support would be almost as easy as adding
haxn-all.c and haxn-stub.c files, and a few small changes to cpus.c and
vl.c.

Paolo