[PATCH] opensm/osm_sm_mad_ctrl.c Changes to some error messages

[Line Holen <Line.Holen-UdXhSnd/wVw@public.gmane.org>]

Added info to some error messages and lowered log level on
subsequent call to osm_dump_dr_smp() to reduce amount of logging
with default log level setting.

Signed-off-by: Line Holen <Line.Holen-xsfywfwIY+M@public.gmane.org>

---

diff --git a/opensm/opensm/osm_sm_mad_ctrl.c b/opensm/opensm/osm_sm_mad_ctrl.c
index 74beb1c..defa014 100644
--- a/opensm/opensm/osm_sm_mad_ctrl.c
+++ b/opensm/opensm/osm_sm_mad_ctrl.c
@@ -3,6 +3,7 @@
  * Copyright (c) 2002-2005 Mellanox Technologies LTD. All rights reserved.
  * Copyright (c) 1996-2003 Intel Corporation. All rights reserved.
  * Copyright (c) 2009 HNR Consulting. All rights reserved.
+ * Copyright (c) 2009 Sun Microsystems, Inc. All rights reserved.
  *
  * This software is available to you under a choice of one of two
  * licenses.  You may choose to be licensed under the terms of the GNU
@@ -636,9 +637,38 @@ static void sm_mad_ctrl_rcv_callback(IN osm_madw_t * p_madw,
 		status = p_smp->status;
 
 	if (status != 0) {
+		char buf[BUF_SIZE];
+
+		if (p_smp->mgmt_class == IB_MCLASS_SUBN_DIR) {
+			char ipath[BUF_SIZE], rpath[BUF_SIZE];
+			char tmp[10];
+			uint32_t i;
+
+			for (i = 0; i <= p_smp->hop_count; i++) {
+				if (i == 0) {
+					sprintf(ipath, "%d", p_smp->initial_path[i]);
+					sprintf(rpath, "%d", p_smp->return_path[i]);
+				} else {
+					sprintf(tmp, ",%d", p_smp->initial_path[i]);
+					strcat(ipath, tmp);
+					sprintf(tmp, ",%d", p_smp->return_path[i]);
+					strcat(rpath, tmp);
+				}
+			}
+			sprintf(buf, "\n\t\t\tInitial path: ");
+			strcat(buf, ipath);
+			strcat(buf, " Return path: ");
+			strcat(buf, rpath);
+		}
 		OSM_LOG(p_ctrl->p_log, OSM_LOG_ERROR, "ERR 3111: "
-			"Error status = 0x%X\n", cl_ntoh16(status));
-		osm_dump_dr_smp(p_ctrl->p_log, p_smp, OSM_LOG_ERROR);
+			"Received MAD with error status = 0x%X\n"
+			"\t\t\t%s(%s), attr_mod 0x%x, TID 0x%" PRIx64 "%s\n",
+			cl_ntoh16(status), ib_get_sm_method_str(p_smp->method),
+			ib_get_sm_attr_str(p_smp->attr_id),
+			cl_ntoh32(p_smp->attr_mod),
+			cl_ntoh64(p_smp->trans_id),
+		        p_smp->mgmt_class == IB_MCLASS_SUBN_DIR ? buf : "");
+		osm_dump_dr_smp(p_ctrl->p_log, p_smp, OSM_LOG_VERBOSE);
 	}
 
 	switch (p_smp->method) {
@@ -708,9 +738,15 @@ static void sm_mad_ctrl_send_err_cb(IN void *context, IN osm_madw_t * p_madw)
 
 	CL_ASSERT(p_madw);
 
+	p_smp = osm_madw_get_smp_ptr(p_madw);
 	OSM_LOG(p_ctrl->p_log, OSM_LOG_ERROR, "ERR 3113: "
-		"MAD completed in error (%s)\n",
-		ib_get_err_str(p_madw->status));
+		"MAD completed in error (%s): "
+		"%s(%s), attr_mod 0x%x, TID 0x%" PRIx64 "\n",
+		ib_get_err_str(p_madw->status),
+		ib_get_sm_method_str(p_smp->method),
+		ib_get_sm_attr_str(p_smp->attr_id),
+		cl_ntoh32(p_smp->attr_mod),
+		cl_ntoh64(p_smp->trans_id));
 
 	/*
 	   If this was a SubnSet MAD, then this error might indicate a problem
@@ -718,7 +754,6 @@ static void sm_mad_ctrl_send_err_cb(IN void *context, IN osm_madw_t * p_madw)
 	   such a problem. The subnet will not be up, and the next sweep should
 	   be a heavy sweep as well.
 	 */
-	p_smp = osm_madw_get_smp_ptr(p_madw);
 	if (p_smp->method == IB_MAD_METHOD_SET &&
 	    (p_smp->attr_id == IB_MAD_ATTR_PORT_INFO ||
 	     p_smp->attr_id == IB_MAD_ATTR_MCAST_FWD_TBL ||
@@ -734,6 +769,8 @@ static void sm_mad_ctrl_send_err_cb(IN void *context, IN osm_madw_t * p_madw)
 		p_ctrl->p_subn->subnet_initialization_error = TRUE;
 	}
 
+	osm_dump_dr_smp(p_ctrl->p_log, p_smp, OSM_LOG_VERBOSE);
+
 	/*
 	   Since we did not get any response we suspect the DR path
 	   used for the target port.
@@ -764,10 +801,6 @@ static void sm_mad_ctrl_send_err_cb(IN void *context, IN osm_madw_t * p_madw)
 	   An error occurred.  No response was received to a request MAD.
 	   Retire the original request MAD.
 	 */
-
-	osm_dump_dr_smp(p_ctrl->p_log, osm_madw_get_smp_ptr(p_madw),
-			OSM_LOG_ERROR);
-
 	sm_mad_ctrl_update_wire_stats(p_ctrl);
 
 	if (osm_madw_get_err_msg(p_madw) != CL_DISP_MSGID_NONE) {

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