Re: [Qemu-devel] [RFC PATCH] vfio: VFIO PCI driver for Qemu

[Avi Kivity]

On 07/25/2012 08:03 PM, Alex Williamson wrote:
> This adds PCI based device assignment to Qemu using the Linux VFIO
> userspace driver interface.  After setting up VFIO device access,
> devices can be added to Qemu guests using the vfio-pci device
> option:
>
>  -device vfio-pci,host=1:10.1,id=net0
>
>

Let's use the same syntax as for kvm device assignment.  Then we can
fall back on kvm when vfio is not available.  We can also have an
optional parameter kernel-driver to explicitly select vfio or kvm.

-- 
I have a truly marvellous patch that fixes the bug which this
signature is too narrow to contain.