Re: [Qemu-devel] [PATCH] intel_iommu: fix VTD_SID_TO_BUS

[Jan Kiszka]

On 2014-10-20 16:23, Michael S. Tsirkin wrote:
> 
> WRT intel_iommu, it does not yet seem to be as fully functional as I
> hoped.

What is missing or broken?

>  People also discussed the best way to handle virtio versus iommu
> (it bypasses it ATM).

We need to declare in the ACPI tables that the emulated IOMMUs do not
cover those "special" virtio devices.

> I'd like to suggest we hide the iommu from the command line
> help for 2.2, this way people don't activate it mistakenly.
> 
> Let's make it more complete and then enable for 2.3.
> 
> Thoughts?

We need the list of issues on the table, then we can decide.

Jan

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