diff --git a/src/log.h b/src/log.h
index 876e4b2..5891c58 100644
--- a/src/log.h
+++ b/src/log.h
@@ -1,50 +1,55 @@
 /*
  * Copyright (C) 2010-2011 Red Hat, Inc.  All rights reserved.
  * (This code is borrowed from the sanlock project which is hosted on 
  * fedorahosted.org.)
  * 
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public
  * License as published by the Free Software Foundation; either
  * version 2.1 of the License, or (at your option) any later version.
  * 
  * This software is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * General Public License for more details.
  * 
  * You should have received a copy of the GNU General Public
  * License along with this library; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  */
 
 #ifndef _LOG_H
 #define _LOG_H
 
 #include <heartbeat/glue_config.h>
 #include <clplumbing/cl_log.h>
 #include "inline-fn.h"
 
 #define log_debug(fmt, args...)		do { \
 	if (ANYDEBUG) cl_log(LOG_DEBUG, fmt, ##args); } \
 	while (0)
 #define log_info(fmt, args...)		cl_log(LOG_INFO, fmt, ##args)
 #define log_warn(fmt, args...)		cl_log(LOG_WARNING, fmt, ##args)
 #define log_error(fmt, args...)		cl_log(LOG_ERR, fmt, ##args)
 
 /* all tk_* macros prepend "%(tk->name): " (the caller needs to
  * have the ticket named tk!)
  */
 #define tk_cl_log(sev, fmt, args...) \
 	cl_log(sev, "%s (%s/%d/%d): " fmt, \
 	tk->name, state_to_string(tk->state), tk->current_term, term_time_left(tk), \
 	##args)
+#define tk_cl_log_src(sev, fmt, args...) \
+	cl_log(sev, "%s:%d: %s (%s/%d/%d): " fmt, \
+	__FUNCTION__, __LINE__, \
+	tk->name, state_to_string(tk->state), tk->current_term, term_time_left(tk), \
+	##args)
 
 #define tk_log_debug(fmt, args...)		do { \
-	if (ANYDEBUG) tk_cl_log(LOG_DEBUG, fmt, ##args); } \
+	if (ANYDEBUG) tk_cl_log_src(LOG_DEBUG, fmt, ##args); } \
 	while (0)
 #define tk_log_info(fmt, args...)		tk_cl_log(LOG_INFO, fmt, ##args)
 #define tk_log_warn(fmt, args...)		tk_cl_log(LOG_WARNING, fmt, ##args)
 #define tk_log_error(fmt, args...)		tk_cl_log(LOG_ERR, fmt, ##args)
 
 #endif /* _LOG_H */