Wei Liu writes ("[PATCH v3 16/16] xen: decouple HVM and IOMMU capabilities"):
> HVM and IOMMU are two distinct hardware features, yet they were
> bundled together in sysctl and xl's output.
>
> Decouple them on sysctl level. On toolstack level we still need to
> maintain a sensible semantics for `xl info`. Massage the information
> according to the following table:
>
> pv hvm iommu flags in xl info
> 0 0 0 n/a
> 0 0 1 n/a
> 0 1 0 hvm
> 0 1 1 hvm hvm_directio
> 1 0 0 NIL
> 1 0 1 directio
> 1 1 0 hvm
> 1 1 1 hvm hvm_directio directio
LGTM.
Acked-by: Ian Jackson <ian.jack...@eu.citrix.com>
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