device-mapper-multipath/0079-RHBZ-650797-display-iscsi-tgt-name.patch

---
 libmultipath/discovery.c |   19 ++++++++++++++++++-
 libmultipath/structs.h   |    2 +-
 2 files changed, 19 insertions(+), 2 deletions(-)

Index: multipath-tools/libmultipath/discovery.c
===================================================================
--- multipath-tools.orig/libmultipath/discovery.c
+++ multipath-tools/libmultipath/discovery.c
@@ -212,6 +212,7 @@ sysfs_get_fc_nodename (struct sysfs_devi
 		       unsigned int host, unsigned int channel,
 		       unsigned int target)
 {
+	unsigned int checkhost, session;
 	char attr_path[SYSFS_PATH_SIZE], *attr;
 
 	if (safe_sprintf(attr_path,
@@ -223,7 +224,23 @@ sysfs_get_fc_nodename (struct sysfs_devi
 
 	attr = sysfs_attr_get_value(attr_path, "node_name");
 	if (attr) {
-		strlcpy(node, attr, strlen(attr));
+		strncpy(node, attr, strlen(attr));
+		return 0;
+	}
+
+	if (sscanf(dev->devpath, "/devices/platform/host%u/session%u/",
+	    &checkhost, &session) != 2)
+		return 1;
+	if (checkhost != host)
+		return 1;
+	if (safe_sprintf(attr_path, "/devices/platform/host%u/session%u/iscsi_session/session%u", host, session, session)) {
+		condlog(0, "attr_path too small");
+		return 1;
+	}
+
+	attr = sysfs_attr_get_value(attr_path, "targetname");
+	if (attr) {
+		strncpy(node, attr, strlen(attr));
 		return 0;
 	}
 
Index: multipath-tools/libmultipath/structs.h
===================================================================
--- multipath-tools.orig/libmultipath/structs.h
+++ multipath-tools/libmultipath/structs.h
@@ -5,7 +5,7 @@
 
 #define WWID_SIZE		128
 #define SERIAL_SIZE		64
-#define NODE_NAME_SIZE		19
+#define NODE_NAME_SIZE		224
 #define PATH_STR_SIZE  		16
 #define PARAMS_SIZE		1024
 #define FILE_NAME_SIZE		256