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Re: [Xen-devel] RE: [VTD-NEO][patch 6/6] Intel VT-d/Neocleus 1:1 mreged
| To: | "Kay, Allen M" <allen.m.kay@xxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] RE: [VTD-NEO][patch 6/6] Intel VT-d/Neocleus 1:1 mreged code for PCI passthrough |
| From: | Keir Fraser <Keir.Fraser@xxxxxxxxxxxx> |
| Date: | Thu, 20 Sep 2007 09:35:55 +0100 |
| Delivery-date: | Thu, 20 Sep 2007 01:36:38 -0700 |
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| Thread-topic: | [Xen-devel] RE: [VTD-NEO][patch 6/6] Intel VT-d/Neocleus 1:1 mreged code for PCI passthrough |
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On 19/9/07 22:21, "Kay, Allen M" <allen.m.kay@xxxxxxxxx> wrote: > dom0.patch: create vt-d 1:1 mapping for dom0; call iommu_domain_init() > in domain.c. Do PV guests actually need per-domain iommu state? If they do, isn't release_devices() the partnering destructor function, and so should that not be invoked from domain.c too? > These changes were tested against 15909. The changes made by cs# 15910 > breaks even non-vtd vmx guest bring-up. It causes xen crash complaining > about: > > "(XEN) Failed vm entry (exit reason 0x80000021) caused by invalid guest > state (0)" How is the guest state broken? Does guest rflags have bit 1 set? -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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