[Xen-devel] Re: With latest Qemu and Xen-3.4, VT-d does not work

[Keir Fraser <keir.fraser@xxxxxxxxxxxxx>]

On 06/08/2009 02:12, "Xu, Dongxiao" <dongxiao.xu@xxxxxxxxx> wrote:

> Hi, list, 
> I just tried Xen-3.4 with latest QEMU, but it seems that VT-d does not work
> properly. Devices could be hidden through PCIBACK, but could not be assigned
> to guest (Linux guest cannot see the device through 'lspci'). VT-d works well
> with Xen-3.4 and its corresponding QEMU, also it works well with latest Xen
> upstream and latest QEMU.

Interfaces between toolstack and qemu, particularly for passthru, keep
changing. 3.4 and latest qemu will not be compatible.

 -- Keir




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