Re: [PATCH v16 11/45] KVM: arm64: CCA: Check for RMI support at KVM init

[Suzuki K Poulose]

On 04/08/2026 15:55, Fuad Tabba wrote:
> Hi Steven,
>
> On Mon, 3 Aug 2026 at 14:45, Steven Price <steven.price@xxxxxxx> wrote:
> ...
> > diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h
> > index bae2c4f92ef5..1a5e15040111 100644
> > --- a/arch/arm64/include/asm/kvm_host.h
> > +++ b/arch/arm64/include/asm/kvm_host.h
> > @@ -27,6 +27,7 @@
> >   #include <asm/fpsimd.h>
> >   #include <asm/kvm.h>
> >   #include <asm/kvm_asm.h>
> > +#include <asm/kvm_rmi.h>
> >   #include <asm/vncr_mapping.h>
> >
> >   #define __KVM_HAVE_ARCH_INTC_INITIALIZED
> > @@ -424,6 +425,9 @@ struct kvm_arch {
> >          /* Nested virtualization info */
> >          struct dentry *debugfs_nv_dentry;
> >   #endif
> > +
> > +       bool is_realm;
> > +       struct realm realm;
> >   };
>
> Marc suggested at v10 making the pKVM and CCA state here a union,
> given the two are exclusive, and I believe you acked it [1]. Was there
> an issue with it, or did it just get lost across the respins?

Most likely lost in the respins. Will pick this up.

Thanks for spotting.

Cheers
Suzuki