[vfio-users] nvidia GT 705 pass-through failed
Nicolas Roy-Renaud
nicolas.roy-renaud.1 at ens.etsmtl.ca
Tue Apr 12 17:23:40 UTC 2016
What error are you getting in the Windows device manager? If you're
getting error 43, you have to mask your hypervisor either by disabling
the hypervclock (check part 4 on aw's guide
<http://vfio.blogspot.ca/2015/05/vfio-gpu-how-to-series-part-4-our-first.html>)
or by spoofing your hv_vendor_id (as explained here
<https://www.reddit.com/r/VFIO/comments/479xnx/guests_with_nvidia_gpus_can_enable_hyperv/>).
The former can have a pretty noticeable impact on your performance,
though, so you'll probably want to go with the second option if you're
ok with using a nightly build of qemu.
On 2016-04-12 06:16, ivyyh at sina.com wrote:
>
> Hello,
>
> I pass-through Nvidia GT 705 to win7, win 7 start normal, but when
> I finished install the driver and reboot win7, it stop run.
>
>
> any advice? thanks
>
>
>
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