Re: [Xen-devel] Xen 4.6 Development Update (three months reminder)

[Jim Fehlig <jfehlig@xxxxxxxx>]

Fabio Fantoni wrote:
> Il 29/04/2015 02:21, Andrew Cooper ha scritto:
>> On 28/04/15 23:17, Jim Fehlig wrote:
>>> Jim Fehlig wrote:
>>>> wei.liu2@xxxxxxxxxx wrote:
>>>>> Hi all
>>>>>
>>>>> We are now three months into 4.6 development window. This is an
>>>>> email to keep
>>>>> track of all the patch series I gathered. It is by no means
>>>>> complete and / or
>>>>> acurate. Feel free to reply this email with new projects or
>>>>> correct my
>>>>> misunderstanding.
>>>> [...]
>>>>> *  libxl: add qxl vga interface support for upstream qemu (fair)
>>>>>    -  Fabio Fantoni
>>>> I've been working on SPICE support in the libvirt libxl driver and
>>>> quickly came across the lack of support for qxl device.  What is the
>>>> status of this work?  AFAICT, there was a v16 posted nearly a year ago
>>>> with no comments
>>>>
>>>> http://lists.xen.org/archives/html/xen-devel/2014-05/msg03214.html
>>> After playing with this more, I think the patch will need a
>>> LIBXL_HAVE_QXL or similar in libxl.h.
>>>
>>>> I noticed this work was committed in the 4.3 dev cycle, but was
>>>> reverted
>>>> before the release by commit 5479961a, which describes problems with
>>>> "instructions that cannot be used for MMIO".  Has any progress been
>>>> made
>>>> on that front?  Is Fabio's patch the only piece missing to support qxl
>>>> devices?
>>> I've tried Fabio's patch on top of fairly recent xen-unstable and don't
>>> see the issues mentioned in the commit message of 5479961a. Note that I
>>> only tried linux HVM guests though.
>
> qxl vga is working good on windows domUs except problem after
> save/restore
> on linux domUs instead I wasn't able to get it working
> today I tried with fedora 22 (beta3) lxde live dvd (have included
> latest qxl drivers available): with both stdvga and qxl mouse is
> working but not visible and I not understand why, I'll try also
> lubuntu 15.04.
> can you tell me what dom0 and domU have you use for test please?

dom0 and domU are both SLES12.  Xen is fairly recent xen-unstable plus a
few libxl patches.

Regards,
Jim


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