[S390] kvm: Enable z196 instruction facilities

Enable PFPO, floating point extension, distinct-operands,
fast-BCR-serialization, high-word, interlocked-access, load/store-
on-condition, and population-count facilities for guests.
(bits 37, 44 and 45).

Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

arch/s390/kvm/kvm-s390.c

@@ -741,7 +741,7 @@ static int __init kvm_s390_init(void)
 		return -ENOMEM;
 	}
 	stfle(facilities, 1);
-	facilities[0] &= 0xff00fff3f0700000ULL;
+	facilities[0] &= 0xff00fff3f47c0000ULL;
 	return 0;
 }