[S390] New DASD feature for ERP related logging
It is now possible to enable/disable ERP related logging without re-compile
and re-ipl. A additional sysfs-attribute 'erplog' allows to switch the
logging non-interruptive.
Signed-off-by: Horst Hummel <horst.hummel@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
diff --git a/include/asm-s390/dasd.h b/include/asm-s390/dasd.h
index c042f95..604f68f 100644
--- a/include/asm-s390/dasd.h
+++ b/include/asm-s390/dasd.h
@@ -69,11 +69,13 @@
* 0x01: readonly (ro)
* 0x02: use diag discipline (diag)
* 0x04: set the device initially online (internal use only)
+ * 0x08: enable ERP related logging
*/
#define DASD_FEATURE_DEFAULT 0x00
#define DASD_FEATURE_READONLY 0x01
#define DASD_FEATURE_USEDIAG 0x02
#define DASD_FEATURE_INITIAL_ONLINE 0x04
+#define DASD_FEATURE_ERPLOG 0x08
#define DASD_PARTN_BITS 2