Re: [Xen-devel] [PATCH 1/6] x86/cpuid: Hide VT-x/SVM from HVM-based control domains

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 18.01.17 at 20:40, <andrew.cooper3@xxxxxxxxxx> wrote:
> The VT-x/SVM features are hidden from PV dom0 by the pv_featureset[] upper
> mask, but nothing thusfar has prevented the features being visible in
> HVM-based control domains (where there is no toolstack decision to hide the
> features).
> 
> As a side effect of calling nestedhvm_enabled() earlier during domain
> creation, it needs to cope with the params[] array array not having been
> allocated.
> 
> Reported-by: Roger Pau Monné <roger.pau@xxxxxxxxxx>
> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>


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