linux-kernel - Re: [Xen-devel] [Announcement] Updates to XenGT - a Mediated Graphics Passthrough Solution from Intel

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Message-ID: <20140222134121.GP3200@reaktio.net>
Date:	Sat, 22 Feb 2014 15:41:21 +0200
From:	Pasi Kärkkäinen <pasik@....fi>
To:	"Cui, Dexuan" <dexuan.cui@...el.com>
Cc:	"xen-devel@...ts.xen.org" <xen-devel@...ts.xen.org>,
	"intel-gfx@...ts.freedesktop.org" <intel-gfx@...ts.freedesktop.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"Tian, Kevin" <kevin.tian@...el.com>,
	"White, Michael L" <michael.l.white@...el.com>,
	"Dong, Eddie" <eddie.dong@...el.com>,
	"Li, Susie" <susie.li@...el.com>,
	"Cowperthwaite, David J" <david.j.cowperthwaite@...el.com>,
	"Haron, Sandra" <sandra.haron@...el.com>,
	Lars Kurth <lars.kurth@...project.org>
Subject: Re: [Xen-devel] [Announcement] Updates to XenGT - a Mediated
 Graphics Passthrough Solution from Intel

On Fri, Feb 21, 2014 at 02:22:11AM +0000, Cui, Dexuan wrote:
> Pasi Kärkkäinen wrote on 2014-02-21:
> > On Thu, Feb 20, 2014 at 07:59:04AM +0000, Cui, Dexuan wrote:
> >> Hi all,
> >> We're pleased to announce an update to XenGT since its first disclosure in
> >> last Sep.
> > 
> > Are you going to work on upstreaming this stuff? Xen 4.4 will be
> > released soon(ish), so the Xen 4.5 development window starts in the near
> > future and hopefully this stuff can be upstreamed then..
> Hi Pasi,
> We do plan to upstream but not give a timeframe so far.
> 

Ok. Would you like to post an article on the Xen blog about XenGT ?
I think that would be a good thing to do to get more visibility for this feature.


> > Also: Haswell ("4th generation Intel core CPU") is listed as a requirement in
> > the Setup Guide PDF..
> > will there be support for SNB/IVB GPUs aswell?
> There is no plan for SNB/IVB.
> 

Is that because of some hardware limitation on earlier GPU generations,
or just a matter of amount of work needed to support XenGT on earlier GPUs?

Thanks,

-- Pasi

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