Re: [PATCH v3 26/37] KVM: s390: protvirt: Only sync fmt4 registers

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On 20.02.20 11:40, Christian Borntraeger wrote:
> From: Janosch Frank <frankja@xxxxxxxxxxxxx>
> 
> A lot of the registers are controlled by the Ultravisor and never
> visible to KVM. Also some registers are overlayed, like gbea is with
> sidad, which might leak data to userspace.
> 
> Hence we sync a minimal set of registers for both SIE formats and then
> check and sync format 2 registers if necessary.
> 

Reviewed-by: David Hildenbrand <david@xxxxxxxxxx>

-- 
Thanks,

David / dhildenb




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