s390x: Add SIDA memory ops
Protected guests save the instruction control blocks in the SIDA
instead of QEMU/KVM directly accessing the guest's memory.
Let's introduce new functions to access the SIDA.
The memops for doing so are available with KVM_CAP_S390_PROTECTED, so
let's check for that.
Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: Claudio Imbrenda <imbrenda@linux.ibm.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Message-Id: <
20200319131921.2367-8-frankja@linux.ibm.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
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