[vfio-users] I am confused about Intel GPU status

Samuel Holland samuel at sholland.org
Mon Apr 4 00:17:02 UTC 2016

On 04/03/2016 06:02 PM, Nick S wrote:
> Hi guys,
> I remember reading that to use Intel GPU on your host you need to
> patch your kernel. Is it still required? The reason I am asking is
> that I watched the "30k PC" video from Alex blog and it looks like
> they are using motherboard GPU for host there with no issues. Also,
> is it required for OVMF virtual machines? I am trying to chose
> another motherboard for my virtualization PC and I would like to
> maximize the PCIE slots available for passthrough.

I believe the VGA arbitration patch is required to use Intel GPU
acceleration on the host when using legacy BIOS in the VM and x-vga=on.
Patching is *not* required when using OVMF in the virtual machine.

> Thank you, Nick

Samuel Holland <samuel at sholland.org>

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