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From: Sheng Yang <sheng@linux.intel.com>
Organization: Intel Opensource Technology Center
To: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Subject: Re: [Xen-devel] [PATCH 7/7] xen: Enable event channel of PV extension of HVM
Date: Thu, 11 Mar 2010 09:34:51 +0800
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Cc: Ian Campbell <Ian.Campbell@eu.citrix.com>,
       Jeremy Fitzhardinge <Jeremy.Fitzhardinge@citrix.com>,
       Jeremy Fitzhardinge <jeremy@goop.org>,
       "xen-devel" <xen-devel@lists.xensource.com>,
       "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
       Ian Pratt <Ian.Pratt@eu.citrix.com>,
       Keir Fraser <Keir.Fraser@eu.citrix.com>, Ingo Molnar <mingo@elte.hu>,
       Konrad Rzeszutek Wilk <kliw@darnok.org>
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On Wednesday 10 March 2010 23:29:30 Stefano Stabellini wrote:
> On Wed, 10 Mar 2010, Sheng Yang wrote:
> > I think we can leave the controversial thing later. At least, we want a
> > framework for PV extension of HVM. We can work together to determine what
> > is the better way for evtchn, as well as porting pirqs. (And the later
> > MSI work may also depends on it)
> 
> Most of my patch series can be upstreamed right now, the only thing that
> needs some extra work is the pirq remapping.
> So yes, we can upstream the rest and that would also make PV on HVM work
> on linux upstream ASAP.
> I think that is a worthy goal by itself, therefore I am going to send
> another reduced patch series, ready to be upstreamed, without pirq
> remappings, with support for PV on HVM.
> 
I think my first 6 patches can be used without modification. And I've already 
spent lots of efforts on them with Jeremy.

We can work on evtchn and platform pci later.

Thanks.

-- 
regards
Yang, Sheng