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authorHorst Hummel <horst.hummel@de.ibm.com>2006-12-08 15:54:15 +0100
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2006-12-08 15:54:15 +0100
commit9575bf265711cabe7147a68003a56a9f19f034da (patch)
treed13dc1c76470ba24fc1d8333adf6890a45df327a /include/asm-s390/dasd.h
parent85eca8503997cf3a869b159954f703530c865299 (diff)
[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>
Diffstat (limited to 'include/asm-s390/dasd.h')
-rw-r--r--include/asm-s390/dasd.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/asm-s390/dasd.h b/include/asm-s390/dasd.h
index c042f957808..604f68fa6f5 100644
--- a/include/asm-s390/dasd.h
+++ b/include/asm-s390/dasd.h
@@ -69,11 +69,13 @@ typedef struct dasd_information2_t {
* 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