[libvirt-users] GPU passthrough - MSI R9 380 4GB, works only ONCE

[Laine Stump]

On 02/07/2016 12:04 PM, David Hlacik wrote:
> Hello guys,
>
> I have a problem when using my MSI R9 380 4G graphic card as GPU 
> passthrough with KVM.
>
> At the first linux boot (Fedora 23) I am able to successfully start 
> virtual machine and it works!
>
> However if i will shut down virtual machine and start it again - the 
> screen will stay blank!
>
> So far I have been able to find on the internet that some graphic 
> cards just can not reinitialize itself when there is no power off/on, 
> which could be the case of mine as well.

This ^^^. I hit reply to tell you this, but you've already learned it 
for yourself. AFAIK, there is no solution for this problem (other than 
to buy a different brand of GPU - read everything on 
http://vfio.blogspot.com for advice).