[Spice-devel] Information on VT-D support for qemu-spice

[Izik Eidus]

On 03/01/2010 06:35 PM, Damien Bruley wrote:
> Hi,
>
> I'm new to this mailing list, i've tested qemu-spice and i'm amaized 
> of the overall performance.
> In fact, I would like to use that solution as Client Hypervisor and 
> develop an administration console to easily deploy VM to end user 
> devices.
>
> As Spice is based on KVM and QEMU I would like to know if it is 
> technicaly possible to assign VT-D (IOMMU) devices to KVM ?
> I have lots of laptops all with VT-D technologies enable (dmesg | grep 
> -e DMAR -e IOMMU report fine)
>
> So my question is :
> - I know QEMU for SPICE is an old version of QEMU but is it possible 
> to assign VT-D ? All my tests did not succeed.


I think the VT-D code is disabled for the qemu-spice (at least as far as 
i remember)

> - Is it possible to use qemu-system with spice feature instead of 
> qemu-spice ?


Yea there is on going effort to merge spice support into qemu, but it 
will take some time

Thanks.

>
> Thanks a lot for your help !
>
> Damien
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