File open-iscsi-iscsid-adjust-settings of Package open-iscsi

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File open-iscsi-iscsid-adjust-settings of Package open-iscsi

From 0fb47d1d2bf03b0c59e9da022174e14ec474b933 Mon Sep 17 00:00:00 2001
From: Mike Christie <michaelc@cs.wisc.edu>
Date: Thu, 21 Aug 2008 20:37:30 -0500
Subject: [PATCH] iscsid: adjust requested settings for user

This patch adjusts the requested setting for the user if the
module does not support the setting.
---
 usr/initiator.c |   38 +++++++++++++++++++++-----------------
 1 files changed, 21 insertions(+), 17 deletions(-)

diff --git a/usr/initiator.c b/usr/initiator.c
index 4de618d..2f29ffc 100644
--- a/usr/initiator.c
+++ b/usr/initiator.c
@@ -1932,45 +1932,49 @@ session_login_task(node_rec_t *rec, queue_task_t *qtask)
 	     rec->session.iscsi.ERL != 0) ||
 	    (!(t->caps & CAP_RECOVERY_L1) &&
 	     rec->session.iscsi.ERL > 1)) {
-		log_error("transport '%s' does not support ERL %d",
+		log_error("Transport '%s' does not support ERL %d."
+			  "Setting ERL to ERL0.\n",
 			  t->name, rec->session.iscsi.ERL);
-		return MGMT_IPC_ERR_TRANS_CAPS;
+		rec->session.iscsi.ERL = 0;
 	}
 
 	if (!(t->caps & CAP_MULTI_R2T) &&
 	    rec->session.iscsi.MaxOutstandingR2T) {
-		log_error("transport '%s' does not support "
-			  "MaxOutstandingR2T %d", t->name,
+		log_error("Transport '%s' does not support "
+			  "MaxOutstandingR2T %d. Setting "
+			  "MaxOutstandingR2T to 1.", t->name,
 			  rec->session.iscsi.MaxOutstandingR2T);
-		return MGMT_IPC_ERR_TRANS_CAPS;
+		rec->session.iscsi.MaxOutstandingR2T = 1;		
 	}
 
 	if (!(t->caps & CAP_HDRDGST) &&
 	    rec->conn[0].iscsi.HeaderDigest) {
-		log_error("transport '%s' does not support "
-			  "HeaderDigest != None", t->name);
-		return MGMT_IPC_ERR_TRANS_CAPS;
+		log_error("Transport '%s' does not support "
+			  "HeaderDigest != None. Setting HeaderDigest "
+			  "to None.", t->name);
+		rec->conn[0].iscsi.HeaderDigest = CONFIG_DIGEST_NEVER;
 	}
 
 	if (!(t->caps & CAP_DATADGST) &&
 	    rec->conn[0].iscsi.DataDigest) {
-		log_error("transport '%s' does not support "
-			  "DataDigest != None", t->name);
-		return MGMT_IPC_ERR_TRANS_CAPS;
+		log_error("Transport '%s' does not support "
+			  "DataDigest != None. Setting DataDigest "
+			  "to None", t->name);
+		rec->conn[0].iscsi.DataDigest = CONFIG_DIGEST_NEVER;
 	}
 
 	if (!(t->caps & CAP_MARKERS) &&
 	    rec->conn[0].iscsi.IFMarker) {
-		log_error("transport '%s' does not support IFMarker",
-			  t->name);
-		return MGMT_IPC_ERR_TRANS_CAPS;
+		log_error("Transport '%s' does not support IFMarker. "
+			  "Disabling IFMarkers.\n", t->name);
+		rec->conn[0].iscsi.IFMarker = 0;
 	}
 
 	if (!(t->caps & CAP_MARKERS) &&
 	    rec->conn[0].iscsi.OFMarker) {
-		log_error("transport '%s' does not support OFMarker",
-			  t->name);
-		return MGMT_IPC_ERR_TRANS_CAPS;
+		log_error("Transport '%s' does not support OFMarker.",
+			  "Disabling OFMarkers.\n", t->name);
+		rec->conn[0].iscsi.OFMarker = 0;
 	}
 
 	session = __session_create(rec, t);
-- 
1.5.2.4

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