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SubjectRe: [PATCH v2 08/15] KVM: s390: interface to enable AP execution mode
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>>> +EXPORT_SYMBOL(kvm_ap_enable_ie_mode);
>>> diff --git a/arch/s390/kvm/kvm-s390.h b/arch/s390/kvm/kvm-s390.h
>>> index 1b5621f..3142541 100644
>>> --- a/arch/s390/kvm/kvm-s390.h
>>> +++ b/arch/s390/kvm/kvm-s390.h
>>> @@ -18,6 +18,7 @@
>>> #include <asm/facility.h>
>>> #include <asm/processor.h>
>>> #include <asm/sclp.h>
>>> +#include <asm/ap.h>
>>>
>>> /* Transactional Memory Execution related macros */
>>> #define IS_TE_ENABLED(vcpu) ((vcpu->arch.sie_block->ecb & ECB_TE))
>>>
>> What about VSIE?
> That is a good question. I'm beginning to think introducing AP on second
> level guests
> ought to be postponed for now. I'm going to look into this further.
>>

Once you provide AP support to the guest, vSIE also has to be in place.

But don't worry about vSIE, I think I know what we have to do.

--

Thanks,

David / dhildenb

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