linux-kernel - Re: [ANNOUNCE][RFC] KVMGT - the implementation of Intel GVT-g(full GPU virtualization) for KVM

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Message-ID: <5488F58B.6050903@redhat.com>
Date:	Thu, 11 Dec 2014 02:38:19 +0100
From:	Paolo Bonzini <pbonzini@...hat.com>
To:	"Tian, Kevin" <kevin.tian@...el.com>,
	Gerd Hoffmann <kraxel@...hat.com>,
	"Song, Jike" <jike.song@...el.com>
CC:	"kvm@...r.kernel.org" <kvm@...r.kernel.org>,
	"White, Michael L" <michael.l.white@...el.com>,
	"Dong, Eddie" <eddie.dong@...el.com>,
	"intel-gfx@...ts.freedesktop.org" <intel-gfx@...ts.freedesktop.org>,
	"Li, Susie" <susie.li@...el.com>,
	"Cowperthwaite, David J" <david.j.cowperthwaite@...el.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"Haron, Sandra" <sandra.haron@...el.com>
Subject: Re: [ANNOUNCE][RFC] KVMGT - the implementation of Intel GVT-g(full
 GPU virtualization) for KVM



On 11/12/2014 01:33, Tian, Kevin wrote:
> My point is that KVMGT doesn't introduce new requirements as what's
> required in IGD passthrough case, because all the hacks you see now
> is to satisfy guest graphics driver's expectation. I haven't follow up the
> KVM IGD passthrough progress, but if it doesn't require ISA bridge hacking
> the same trick can be adopted by KVMGT too.

Right now it did require ISA bridge hacking.

> You may know Allen is
> working on driver changes to avoid causing those hacks in Qemu side.
> That effort will benefit us too.

That's good to know, thanks!

Paolo
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