Re: [PATCH v4 27/36] KVM: s390: protvirt: UV calls in support of diag308 0, 1

Cornelia Huck
2020-02-25T12:51:17Z

On Mon, 24 Feb 2020 06:40:58 -0500
Christian Borntraeger <borntraeger@de.ibm.com> wrote:

> From: Janosch Frank <frankja@linux.ibm.com>
>
> diag 308 subcode 0 and 1 require several KVM and Ultravisor interactions.
> Specific to these "soft" reboots are
>
> * The "unshare all" UVC
> * The "prepare for reset" UVC
>
> Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
> Acked-by: David Hildenbrand <david@redhat.com>
> [borntraeger@de.ibm.com: patch merging, splitting, fixing]
> Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
> ---
> arch/s390/include/asm/uv.h | 4 ++++
> arch/s390/kvm/kvm-s390.c | 22 ++++++++++++++++++++++
> include/uapi/linux/kvm.h | 2 ++
> 3 files changed, 28 insertions(+)

Reviewed-by: Cornelia Huck <cohuck@redhat.com>