Re: [PATCH 1/3] i386: Add missing "vmx-ept-wb" feature name

[Eduardo Habkost]

On Tue, Feb 02, 2021 at 12:28:38AM +0100, Paolo Bonzini wrote:
> Il mar 2 feb 2021, 00:05 Eduardo Habkost <ehabkost@redhat.com> ha scritto:
> 
> > On Mon, Feb 01, 2021 at 11:59:48PM +0100, Paolo Bonzini wrote:
> > > Il lun 1 feb 2021, 23:54 Eduardo Habkost <ehabkost@redhat.com> ha
> > scritto:
> > >
> > > > Not having a feature name in feature_word_info breaks error
> > > > reporting and query-cpu-model-expansion.  Add the missing feature
> > > > name to feature_word_info[FEAT_VMX_EPT_VPID_CAPS].feat_names[14].
> > > >
> > > This is intentional, because there's no way that any hypervisor can run
> > if
> > > this feature is disabled.
> >
> > If leaving the feature without name enables some desirable
> > behavior, that's by accident and not by design.  Which part of
> > the existing behavior is intentional?
> >
> 
> Not being able to disable it.

We can make it a hard dependency of vmx, then.  We shouldn't
leave it without a name, though.

-- 
Eduardo