--- rpl/src/formateur.c	2011/11/26 10:01:26	1.43
+++ rpl/src/formateur.c	2011/11/26 13:05:03	1.44
@@ -2993,8 +2993,9 @@ formateur(struct_processus *s_etat_proce
 	}
 	else if ((*s_objet).type == MTX)
 	{
-		if (alsprintf(&chaine, "Mutex $ %016lX", (unsigned long)
-				&((*((struct_mutex *) (*s_objet).objet)).mutex)) < 0)
+		if (alsprintf(&chaine, "Mutex $ %016lX owned by $ %016lX",
+				(unsigned long) &((*((struct_mutex *) (*s_objet).objet)).mutex),
+				(unsigned long) (*((struct_mutex *) (*s_objet).objet)).tid) < 0)
 		{
 			(*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
 			return(NULL);