ibmvscsi: set max_lun to 32
As defined in 4.6.9 of SAM-4, the encoding of LUN is
on 5 bits (max_lun=32) and the current value is only 8.
Set max_lun to IBMVSCSI_MAX_LUN (32).
Signed-off-by: Laurent Vivier <lvivier@redhat.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c
index b153150..adfef9d 100644
--- a/drivers/scsi/ibmvscsi/ibmvscsi.c
+++ b/drivers/scsi/ibmvscsi/ibmvscsi.c
@@ -2289,7 +2289,7 @@
goto init_pool_failed;
}
- host->max_lun = 8;
+ host->max_lun = IBMVSCSI_MAX_LUN;
host->max_id = max_id;
host->max_channel = max_channel;
host->max_cmd_len = 16;
diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.h b/drivers/scsi/ibmvscsi/ibmvscsi.h
index 7d64867..1067367 100644
--- a/drivers/scsi/ibmvscsi/ibmvscsi.h
+++ b/drivers/scsi/ibmvscsi/ibmvscsi.h
@@ -48,6 +48,7 @@
#define IBMVSCSI_CMDS_PER_LUN_DEFAULT 16
#define IBMVSCSI_MAX_SECTORS_DEFAULT 256 /* 32 * 8 = default max I/O 32 pages */
#define IBMVSCSI_MAX_CMDS_PER_LUN 64
+#define IBMVSCSI_MAX_LUN 32
/* ------------------------------------------------------------
* Data Structures