Index: thread/thr_attr.c
===================================================================
RCS file: /cvs/src/lib/libthread_xu/thread/thr_attr.c,v
retrieving revision 1.8
diff -u -p -r1.8 thr_attr.c
--- thread/thr_attr.c	3 May 2007 23:08:34 -0000	1.8
+++ thread/thr_attr.c	14 Jul 2008 18:10:42 -0000
@@ -380,13 +380,17 @@ 	if ((attr == NULL) || (*attr == NULL))
 		ret = EINVAL;
 	else if (param == NULL) {
 		ret = ENOTSUP;
-	} else if ((param->sched_priority < THR_MIN_PRIORITY) ||
-	    (param->sched_priority > THR_MAX_PRIORITY)) {
-		/* Return an unsupported value error. */
-		ret = ENOTSUP;
-	} else
-		(*attr)->prio = param->sched_priority;
-
+	} else {
+		int minv = sched_get_priority_min((*attr)->sched_policy);
+		int maxv = sched_get_priority_max((*attr)->sched_policy);
+		if (minv == -1 || maxv == -1 ||
+		    param->sched_priority < minv ||
+		    param->sched_priority > maxv) {
+			ret = ENOTSUP;
+		} else {
+			(*attr)->prio = param->sched_priority;
+		}
+	}
 	return(ret);
 }
 
Index: thread/thr_mutex_protocol.c
===================================================================
RCS file: /cvs/src/lib/libthread_xu/thread/thr_mutex_protocol.c,v
retrieving revision 1.3
diff -u -p -r1.3 thr_mutex_protocol.c
--- thread/thr_mutex_protocol.c	6 Apr 2006 13:03:09 -0000	1.3
+++ thread/thr_mutex_protocol.c	14 Jul 2008 18:10:57 -0000
@@ -62,7 +62,7 @@ 	    (protocol < PTHREAD_PRIO_NONE) || (
 		ret = EINVAL;
 	else {
 		(*mattr)->m_protocol = protocol;
-		(*mattr)->m_ceiling = THR_MAX_PRIORITY;
+		(*mattr)->m_ceiling = THR_MUTEX_CEIL_PRIORITY;
 	}
 	return(ret);
 }
Index: thread/thr_private.h
===================================================================
RCS file: /cvs/src/lib/libthread_xu/thread/thr_private.h,v
retrieving revision 1.18
diff -u -p -r1.18 thr_private.h
--- thread/thr_private.h	14 Apr 2008 20:12:41 -0000	1.18
+++ thread/thr_private.h	14 Jul 2008 18:07:33 -0000
@@ -277,15 +277,8 @@  *
  * The approach taken is that, within each class, signal delivery
  * always has priority over thread execution.
  */
-#define THR_DEFAULT_PRIORITY			15
-#define THR_MIN_PRIORITY			0
-#define THR_MAX_PRIORITY			31	/* 0x1F */
-#define THR_SIGNAL_PRIORITY			32	/* 0x20 */
-#define THR_RT_PRIORITY				64	/* 0x40 */
-#define THR_FIRST_PRIORITY			THR_MIN_PRIORITY
-#define THR_LAST_PRIORITY	\
-	(THR_MAX_PRIORITY + THR_SIGNAL_PRIORITY + THR_RT_PRIORITY)
-#define THR_BASE_PRIORITY(prio)	((prio) & THR_MAX_PRIORITY)
+#define THR_DEFAULT_PRIORITY		0
+#define THR_MUTEX_CEIL_PRIORITY		31	/* dummy */
 
 /*
  * Time slice period in microseconds.