[SCSI] megaraid_sas: Add High Availability clustering support using shared Logical Disks

Signed-off-by: Adam Radford <aradford@gmail.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>

1 files changed, 5 insertions, 2 deletions

diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.h b/drivers/scsi/megaraid/megaraid_sas_fusion.h
index 12ff01cf6799..92b4daa172b6 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.h
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.h
@@ -527,7 +527,8 @@ struct MR_LD_RAID {
                 u32     fpReadCapable:1;
                 u32     fpWriteAcrossStripe:1;
                 u32     fpReadAcrossStripe:1;
-                u32     reserved4:8;
+                u32     fpNonRWCapable:1;
+                u32     reserved4:7;
         } capability;
         u32     reserved6;
         u64     size;
@@ -551,7 +552,9 @@ struct MR_LD_RAID {
                 u32 reserved:31;
         } flags;
 
-        u8      reserved3[0x5C];
+        u8      LUN[8]; /* 0x24 8 byte LUN field used for SCSI IO's */
+        u8      fpIoTimeoutForLd;/*0x2C timeout value used by driver in FP IO*/
+        u8      reserved3[0x80-0x2D]; /* 0x2D */
 };
 
 struct MR_LD_SPAN_MAP {