Re: [PATCH 08/35] KVM: s390: protvirt: Add initial lifecycle handling

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On 07/02/2020 12.39, Christian Borntraeger wrote:
> From: Janosch Frank <frankja@xxxxxxxxxxxxx>
> 
> This contains 3 main changes:
> 1. changes in SIE control block handling for secure guests
> 2. helper functions for create/destroy/unpack secure guests
> 3. KVM_S390_PV_COMMAND ioctl to allow userspace dealing with secure
> machines
> 
> Signed-off-by: Janosch Frank <frankja@xxxxxxxxxxxxx>
> [borntraeger@xxxxxxxxxx: patch merging, splitting, fixing]
> Signed-off-by: Christian Borntraeger <borntraeger@xxxxxxxxxx>
> ---
[...]
> diff --git a/arch/s390/include/asm/uv.h b/arch/s390/include/asm/uv.h
> index e1cef772fde1..7c21d55d2e49 100644
> --- a/arch/s390/include/asm/uv.h
> +++ b/arch/s390/include/asm/uv.h
> @@ -23,11 +23,19 @@
>  #define UVC_RC_INV_STATE	0x0003
>  #define UVC_RC_INV_LEN		0x0005
>  #define UVC_RC_NO_RESUME	0x0007
> +#define UVC_RC_NEED_DESTROY	0x8000

This define is never used. I'd suggest to drop it.

The rest of the patch looks ok to me.

 Thomas





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