From 516f43a2a555000e77c1d59b8298cb46aad9ecc1 Mon Sep 17 00:00:00 2001
From: Andy Grover
Date: Thu, 16 Jun 2011 15:57:09 -0700
Subject: [SCSI] iscsi: Use struct scsi_lun in iscsi structs instead of u8[8]

struct scsi_lun is also just a struct with an array of 8 octets (64 bits)
but using it instead in iscsi structs lets us call scsilun_to_int
without a cast, and also lets us copy it using assignment, instead of
memcpy().

Signed-off-by: Andy Grover <agrover@redhat.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
---
 include/scsi/iscsi_proto.h | 18 +++++++++---------
 include/scsi/libiscsi.h    |  2 +-
 2 files changed, 10 insertions(+), 10 deletions(-)

(limited to 'include/scsi')

diff --git a/include/scsi/iscsi_proto.h b/include/scsi/iscsi_proto.h
index dd0a52cea95a..ea68b3c56dbf 100644
--- a/include/scsi/iscsi_proto.h
+++ b/include/scsi/iscsi_proto.h
@@ -60,7 +60,7 @@ struct iscsi_hdr {
 	uint8_t		rsvd2[2];
 	uint8_t		hlength;	/* AHSs total length */
 	uint8_t		dlength[3];	/* Data length */
-	uint8_t		lun[8];
+	struct scsi_lun	lun;
 	itt_t		itt;		/* Initiator Task Tag, opaque for target */
 	__be32		ttt;		/* Target Task Tag */
 	__be32		statsn;
@@ -122,7 +122,7 @@ struct iscsi_cmd {
 	__be16 rsvd2;
 	uint8_t hlength;
 	uint8_t dlength[3];
-	uint8_t lun[8];
+	struct scsi_lun lun;
 	itt_t	 itt;	/* Initiator Task Tag */
 	__be32 data_length;
 	__be32 cmdsn;
@@ -198,7 +198,7 @@ struct iscsi_async {
 	uint8_t rsvd2[2];
 	uint8_t rsvd3;
 	uint8_t dlength[3];
-	uint8_t lun[8];
+	struct scsi_lun	lun;
 	uint8_t rsvd4[8];
 	__be32	statsn;
 	__be32	exp_cmdsn;
@@ -226,7 +226,7 @@ struct iscsi_nopout {
 	__be16	rsvd2;
 	uint8_t rsvd3;
 	uint8_t dlength[3];
-	uint8_t lun[8];
+	struct scsi_lun	lun;
 	itt_t	 itt;	/* Initiator Task Tag */
 	__be32	ttt;	/* Target Transfer Tag */
 	__be32	cmdsn;
@@ -241,7 +241,7 @@ struct iscsi_nopin {
 	__be16	rsvd2;
 	uint8_t rsvd3;
 	uint8_t dlength[3];
-	uint8_t lun[8];
+	struct scsi_lun	lun;
 	itt_t	 itt;	/* Initiator Task Tag */
 	__be32	ttt;	/* Target Transfer Tag */
 	__be32	statsn;
@@ -257,7 +257,7 @@ struct iscsi_tm {
 	uint8_t rsvd1[2];
 	uint8_t hlength;
 	uint8_t dlength[3];
-	uint8_t lun[8];
+	struct scsi_lun lun;
 	itt_t	 itt;	/* Initiator Task Tag */
 	itt_t	 rtt;	/* Reference Task Tag */
 	__be32	cmdsn;
@@ -315,7 +315,7 @@ struct iscsi_r2t_rsp {
 	uint8_t rsvd2[2];
 	uint8_t	hlength;
 	uint8_t	dlength[3];
-	uint8_t lun[8];
+	struct scsi_lun	lun;
 	itt_t	 itt;	/* Initiator Task Tag */
 	__be32	ttt;	/* Target Transfer Tag */
 	__be32	statsn;
@@ -333,7 +333,7 @@ struct iscsi_data {
 	uint8_t rsvd2[2];
 	uint8_t rsvd3;
 	uint8_t dlength[3];
-	uint8_t lun[8];
+	struct scsi_lun lun;
 	itt_t	 itt;
 	__be32	ttt;
 	__be32	rsvd4;
@@ -353,7 +353,7 @@ struct iscsi_data_rsp {
 	uint8_t cmd_status;
 	uint8_t hlength;
 	uint8_t dlength[3];
-	uint8_t lun[8];
+	struct scsi_lun	lun;
 	itt_t	 itt;
 	__be32	ttt;
 	__be32	statsn;
diff --git a/include/scsi/libiscsi.h b/include/scsi/libiscsi.h
index 0f4367751b71..cedcff371c88 100644
--- a/include/scsi/libiscsi.h
+++ b/include/scsi/libiscsi.h
@@ -115,7 +115,7 @@ struct iscsi_task {
 	/* copied values in case we need to send tmfs */
 	itt_t			hdr_itt;
 	__be32			cmdsn;
-	uint8_t			lun[8];
+	struct scsi_lun		lun;
 
 	int			itt;		/* this ITT */
 
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