v2.6.10 history commit 4062e12b2ba2 ("[PATCH] s390: zfcp act enhancements")
extended this mask by one nibble with the introduction of
ZFCP_STATUS_COMMON_ACCESS_DENIED == 0x00800000 for ACT
(access control table).

Signed-off-by: Steffen Maier <ma...@linux.ibm.com>
Reviewed-by: Benjamin Block <bbl...@linux.ibm.com>
---
 drivers/s390/scsi/zfcp_def.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/s390/scsi/zfcp_def.h b/drivers/s390/scsi/zfcp_def.h
index 87a1fef5568e..13bfc13eb42d 100644
--- a/drivers/s390/scsi/zfcp_def.h
+++ b/drivers/s390/scsi/zfcp_def.h
@@ -49,8 +49,8 @@
 /*************** ADAPTER/PORT/UNIT AND FSF_REQ STATUS FLAGS ******************/
 
 /*
- * Note, the leftmost status byte is common among adapter, port
- * and unit
+ * Note, the leftmost 12 status bits (3 nibbles) are common among adapter, port
+ * and unit. This is a mask for bitwise 'and' with status values.
  */
 #define ZFCP_COMMON_FLAGS                      0xfff00000
 
-- 
2.16.4

Reply via email to