On Wed, May 20, 2020 at 10:39:16AM +0200, Borislav Petkov wrote:
> On Tue, Apr 28, 2020 at 05:16:48PM +0200, Joerg Roedel wrote:
> > +bool sev_es_active(void)
> > +{
> > + return !!(sev_status & MSR_AMD64_SEV_ES_ENABLED);
> > +}
> > +EXPORT_SYMBOL_GPL(sev_es_active);
>
> I don't see this being used in modules anywhere in the patchset. Or am I
> missing something?
It is used in several places, for example do do_nmi() to conditionally
re-open the NMI window in SEV-ES guests. But there are other uses too,
like int sev_es_efi_map_ghcbs() or in sev_es_init_vc_handling() to opt
out if not running as an SEV-ES guest.
Joerg
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