Merge tag 'kvm-s390-next-4.8-4' of git://git.kernel.org/pub/scm/linux/kernel/git...

KVM: s390: : Feature and fix for kvm/next (4.8) part 4

1. Provide an exit to userspace for the invalid opcode 0 (used for
   software breakpoints)
2. "Fix" (by returning condition code 3) some unhandled PTFF subcodes