Has anyone successfully passed through the Intel HDA device (1f:3) to a guest without exposing it to the LOM NIC (1f:6) that they carelessly left in the same IOMMU group?
Hacking the pcie_acs_override patch to ignore the test for non-PCIe devices seems create separate iommu groups for the Intel HDA Audio device and the Intel NIC, although at what cost to stability and security?
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And now the guest sees virtualized ACPI interfaces for battery, ac adapter and, most importantly, laptop lid.
