[PATCH v3 18/42] KVM: arm64: Restrict ACCDATA_EL1 undef to FEAT_ST64_ACCDATA being disabled

Ben Horgan ben.horgan at arm.com
Tue Apr 29 06:08:07 PDT 2025


Hi Marc,

On 4/26/25 13:28, Marc Zyngier wrote:
> We currently unconditionally make ACCDATA_EL1 accesses UNDEF.
> 
> As we are about to support it, restrict the UNDEF behaviour to cases
> where FEAT_ST64_ACCDATA is not exposed to the guest.

Isn't the feature called FEAT_LS64_ACCDATA rather than FEAT_ST64_ACCDATA?

Thanks,

Ben




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