Re: [RFCv2 33/37] KVM: s390: protvirt: Support cmd 5 operation state

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On 03/02/2020 14.19, Christian Borntraeger wrote:
> From: Janosch Frank <frankja@xxxxxxxxxxxxx>
> 
> Code 5 for the set cpu state UV call tells the UV to load a PSW from
> the SE header (first IPL) or from guest location 0x0 (diag 308 subcode
> 0/1). Also it sets the cpu into operating state afterwards, so we can
> start it.
> 
> Signed-off-by: Janosch Frank <frankja@xxxxxxxxxxxxx>
> ---
>  arch/s390/include/asm/uv.h | 1 +
>  arch/s390/kvm/kvm-s390.c   | 7 +++++++
>  include/uapi/linux/kvm.h   | 1 +
>  3 files changed, 9 insertions(+)

Reviewed-by: Thomas Huth <thuth@xxxxxxxxxx>




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