s390/cpacf: Introduce kma instruction

Provide a kma instruction definition for use by callers of __cpacf_query.
Signed-off-by: NJason J. Herne <jjherne@linux.vnet.ibm.com>
Reviewed-by: NChristian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: NChristian Borntraeger <borntraeger@de.ibm.com>

arch/s390/include/asm/cpacf.h

@@ -26,6 +26,7 @@
 #define CPACF_PCC		0xb92c		/* MSA4 */
 #define CPACF_KMCTR		0xb92d		/* MSA4 */
 #define CPACF_PPNO		0xb93c		/* MSA5 */
+#define CPACF_KMA		0xb929		/* MSA8 */
 
 /*
  * En/decryption modifier bits