Re: [Xen-devel] [PATCH v4] igd-passthrough-i440FX: convert to realize()

["Hao, Xudong" <xudong.hao@xxxxxxxxx>]

I used 6bb9ead762bf749af11ea225fc2a74db1b93c105 yesterday, this version don't 
include commit 349a3b1cc. 

Thanks,
-Xudong


> -----Original Message-----
> From: Cao jin [mailto:caoj.fnst@xxxxxxxxxxxxxx]
> Sent: Tuesday, January 12, 2016 10:01 AM
> To: Hao, Xudong <xudong.hao@xxxxxxxxx>; Stefano Stabellini
> <stefano.stabellini@xxxxxxxxxxxxx>
> Cc: Lars Kurth <lars.kurth.xen@xxxxxxxxx>; Lars Kurth <lars.kurth@xxxxxxxxxx>;
> xen-devel@xxxxxxxxxxxxxxxxxxx; Stefano Stabellini
> <Stefano.Stabellini@xxxxxxxxxx>; qemu-devel@xxxxxxxxxx; Michael S. Tsirkin
> <mst@xxxxxxxxxx>
> Subject: Re: [Xen-devel] [PATCH v4] igd-passthrough-i440FX: convert to 
> realize()
> 
> Hi
> 
> On 01/11/2016 05:53 PM, Hao, Xudong wrote:
> > Stefano,
> >
> > Patch http://marc.info/?l=qemu-devel&m=145137863501079 don't works for
> qemu at all, some conflict when git apply.
> > Patch http://marc.info/?l=qemu-devel&m=145137863501079 is based on
> patch http://marc.info/?l=qemu-devel&m=145172165010604, right?
> >
> > I can boot up Linux VM with IGD pass-through with latest qemu (without any
> additional patch), guest run 3D "nexuiz" and get 180fps.
> >
> 
> Because commit: 349a3b1cc is already in the latest qemu(maybe the day before
> yesterday?), so I guess that is why latest qemu works well with igd-passthru 
> and
> also the same reason for git apply conflict?
> 
> > Will try the two patch together later.
> >
> > Thanks,
> > -Xudong
> >
> >
> >> -----Original Message-----
> >> From: Stefano Stabellini [mailto:stefano.stabellini@xxxxxxxxxxxxx]
> >> Sent: Friday, January 8, 2016 7:57 PM
> >> To: Hao, Xudong <xudong.hao@xxxxxxxxx>
> >> Cc: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>; Lars Kurth
> >> <lars.kurth.xen@xxxxxxxxx>; Lars Kurth <lars.kurth@xxxxxxxxxx>; Cao
> >> jin <caoj.fnst@xxxxxxxxxxxxxx>; xen-devel@xxxxxxxxxxxxxxxxxxx;
> >> Stefano Stabellini <Stefano.Stabellini@xxxxxxxxxx>;
> >> qemu-devel@xxxxxxxxxx; Michael S. Tsirkin <mst@xxxxxxxxxx>
> >> Subject: RE: [Xen-devel] [PATCH v4] igd-passthrough-i440FX: convert
> >> to realize()
> >>
> >> Since you are at it, could you please let me know how well igd
> >> passthrough works without this bugfix:
> >>
> >> http://marc.info/?l=qemu-devel&m=145172165010604
> >>
> >> which is about to land in QEMU.  I guess it doesn't work at all?
> >>
> >> I am asking because I would like to know the level of support we need
> >> to provide to igd passthrough with the latest QEMU release (2.5).
> >>
> >>
> >> On Thu, 7 Jan 2016, Hao, Xudong wrote:
> >>> Sure. I'll test it soon.
> >>>
> >>> Thanks,
> >>> -Xudong
> >>>
> >>>> -----Original Message-----
> >>>> From: Stefano Stabellini [mailto:stefano.stabellini@xxxxxxxxxxxxx]
> >>>> Sent: Wednesday, January 6, 2016 8:18 PM
> >>>> To: Lars Kurth <lars.kurth.xen@xxxxxxxxx>
> >>>> Cc: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>; Hao,
> >>>> Xudong <xudong.hao@xxxxxxxxx>; Lars Kurth <lars.kurth@xxxxxxxxxx>;
> >>>> Cao jin <caoj.fnst@xxxxxxxxxxxxxx>; xen-devel@xxxxxxxxxxxxxxxxxxx;
> >>>> Stefano Stabellini <Stefano.Stabellini@xxxxxxxxxx>;
> >>>> qemu-devel@xxxxxxxxxx; Michael S. Tsirkin <mst@xxxxxxxxxx>
> >>>> Subject: Re: [Xen-devel] [PATCH v4] igd-passthrough-i440FX: convert
> >>>> to realize()
> >>>>
> >>>> Hello Xudong,
> >>>>
> >>>> please test this patch:
> >>>>
> >>>> http://marc.info/?l=qemu-devel&m=145137863501079
> >>>>
> >>>> with an intel graphic card assigned to a Xen guest. If everything
> >>>> still works as expected, please reply with your Tested-by.
> >>>>
> >>>> Thanks,
> >>>>
> >>>> Stefano
> >>>>
> >>>> On Wed, 6 Jan 2016, Lars Kurth wrote:
> >>>>> Hi folks,
> >>>>> let me introduce you to Xudong from Intel, who is willing to help out.
> >>>>> Best Regards
> >>>>> Lars
> >>>>>
> >>>>>> On 4 Jan 2016, at 15:41, Stefano Stabellini
> >>>>>> <stefano.stabellini@xxxxxxxxxxxxx>
> >>>> wrote:
> >>>>>>
> >>>>>> On Mon, 4 Jan 2016, Lars Kurth wrote:
> >>>>>>> On 04/01/2016 14:47, "Stefano Stabellini"
> >>>>>>> <stefano.stabellini@xxxxxxxxxxxxx> wrote:
> >>>>>>>
> >>>>>>>> Unfortunately I don't have a setup to test this either. Maybe
> >>>>>>>> Lars can find out who should be involved on the Intel side on this.
> >>>>>>>
> >>>>>>> I can certainly help to this and get back to you. What exactly
> >>>>>>> are we asking Intel to do?
> >>>>>>> It is not clear to me from this email thread
> >>>>>>
> >>>>>> Tiejun Chen, the author of the Intel graphic card passthrough
> >>>>>> patches for QEMU, seems to have left the company. It would be
> >>>>>> nice if somebody else tested this patch with an intel graphic
> >>>>>> card assigned to a guest VM.
> >>>>>>
> >>>>>> _______________________________________________
> >>>>>> Xen-devel mailing list
> >>>>>> Xen-devel@xxxxxxxxxxxxx
> >>>>>> http://lists.xen.org/xen-devel
> >>>>>
> >>>
> >
> >
> > .
> >
> 
> --
> Yours Sincerely,
> 
> Cao jin
> 


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