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xen-devel
[Xen-devel] RE: VT-d issues
Hi Kamala,
Our nightly testing didn't encounter issue 1) before, but we didn't test
on the same machine you attached. Anyway, we will investigate it. And
also, can you try out adding "hap=0" in your hvm.conf?
For issue 2), I think it's already fixed by c/s 17584.
Randy (Weidong)
Kamala Narasimhan wrote:
> I tried VT-d pass-through with the latest xen-unstable and encounter
> the following issue(s) -
>
> 1) When I pass through a network adapter (doesn't matter which kind),
> while I see the device within guest OS (tested with Vista and XP
> guest), I encounter a machine reset when the driver for the passed
> through network adapter is being installed (either through plug and
> play or by manual installation). I have attached information about
> the system in question. Has anyone tried pass-through on a system
> with the exact configuration provided in the attachment (including
> stepping; Note - network pass-through works on a machine with almost
> similar configuration except for stepping # difference)? Also,
> attached is bug check info if that is useful.
> 2) On a different machine, I encounter a bugcheck similar to the one
> entered in http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1244
> only when I shutdown a domain that pass-through a Intel 82566DM-2
> network adapter. As the bug report wasn't specific about the device
> that is passed through when the machine reset happens, thought I would
> mention in case this helps narrow down the problem.
>
> Thanks,
> Kamala
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