s390/sclp: detect interlock-and-broadcast-suppression facility

Let's detect that facility.

Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
diff --git a/arch/s390/include/asm/sclp.h b/arch/s390/include/asm/sclp.h
index bdb7f22..99a0150 100644
--- a/arch/s390/include/asm/sclp.h
+++ b/arch/s390/include/asm/sclp.h
@@ -72,6 +72,7 @@
 	unsigned char has_ib : 1;
 	unsigned char has_cei : 1;
 	unsigned char has_pfmfi : 1;
+	unsigned char has_ibs : 1;
 	unsigned int ibc;
 	unsigned int mtid;
 	unsigned int mtid_cp;