From 886873a91d65f6b2ba6dd2c7bea20bf42088c8f5 Mon Sep 17 00:00:00 2001
From: jeff <jeff@FreeBSD.org>
Date: Tue, 1 Apr 2003 22:40:29 +0000
Subject: [PATCH]  - Reenable setschedparam and the prioceiling code now that
 the mutex code    has been restored.

---
 lib/libthr/thread/thr_mutex_prioceiling.c | 13 ++-----------
 lib/libthr/thread/thr_setschedparam.c     | 16 ++++++++--------
 2 files changed, 10 insertions(+), 19 deletions(-)

diff --git a/lib/libthr/thread/thr_mutex_prioceiling.c b/lib/libthr/thread/thr_mutex_prioceiling.c
index 4d5003887711..77013788bb56 100644
--- a/lib/libthr/thread/thr_mutex_prioceiling.c
+++ b/lib/libthr/thread/thr_mutex_prioceiling.c
@@ -60,8 +60,6 @@ _pthread_mutexattr_getprioceiling(pthread_mutexattr_t *mattr, int *prioceiling)
 int
 _pthread_mutexattr_setprioceiling(pthread_mutexattr_t *mattr, int prioceiling)
 {
-	return (EINVAL);
-#if 0
 	int ret = 0;
 
 	if ((mattr == NULL) || (*mattr == NULL))
@@ -72,34 +70,28 @@ _pthread_mutexattr_setprioceiling(pthread_mutexattr_t *mattr, int prioceiling)
 		(*mattr)->m_ceiling = prioceiling;
 
 	return (ret);
-#endif
 }
 
 int
 _pthread_mutex_getprioceiling(pthread_mutex_t *mutex,
 			      int *prioceiling)
 {
-	return (EINVAL);
-#if 0
 	int ret;
 
 	if ((mutex == NULL) || (*mutex == NULL))
 		ret = EINVAL;
-	else if ((*mutex)->m_attr.m_protocol != PTHREAD_PRIO_PROTECT)
+	else if ((*mutex)->m_protocol != PTHREAD_PRIO_PROTECT)
 		ret = EINVAL;
 	else
-		ret = (*mutex)->m_attr.m_prio;
+		ret = (*mutex)->m_prio;
 
 	return (ret);
-#endif
 }
 
 int
 _pthread_mutex_setprioceiling(pthread_mutex_t *mutex,
 			      int prioceiling, int *old_ceiling)
 {
-	return (EINVAL);
-#if 0
 	int ret = 0;
 
 	if ((mutex == NULL) || (*mutex == NULL))
@@ -118,5 +110,4 @@ _pthread_mutex_setprioceiling(pthread_mutex_t *mutex,
 		}
 	}
 	return(ret);
-#endif
 }
diff --git a/lib/libthr/thread/thr_setschedparam.c b/lib/libthr/thread/thr_setschedparam.c
index f9551e033345..14aa20760e04 100644
--- a/lib/libthr/thread/thr_setschedparam.c
+++ b/lib/libthr/thread/thr_setschedparam.c
@@ -42,9 +42,8 @@ int
 _pthread_setschedparam(pthread_t pthread, int policy, 
 	const struct sched_param *param)
 {
-#if 0	/* XXXTHR */
+	pthread_t curthread;
 	int old_prio, in_readyq = 0, ret = 0;
-#endif
 
 	if ((param == NULL) || (policy < SCHED_FIFO) || (policy > SCHED_RR))
 		return (EINVAL);
@@ -53,11 +52,10 @@ _pthread_setschedparam(pthread_t pthread, int policy,
 	    (param->sched_priority > PTHREAD_MAX_PRIORITY))
 		return (ENOTSUP);
 
-	return (0);
-#if 0	/* XXXTHR */
+	curthread = _get_curthread();
 	/* Find the thread in the list of active threads: */
 	if ((ret = _find_thread(pthread)) == 0) {
-		GIANT_LOCK();
+		GIANT_LOCK(curthread);
 
 		if (param->sched_priority !=
 		    PTHREAD_BASE_PRIORITY(pthread->base_priority)) {
@@ -67,10 +65,12 @@ _pthread_setschedparam(pthread_t pthread, int policy,
 			 * active priority:
 			 */
 			old_prio = pthread->active_priority;
+#if 0	/* XXXTHR */
 			if ((pthread->flags & PTHREAD_FLAGS_IN_PRIOQ) != 0) {
 				in_readyq = 1;
 				PTHREAD_PRIOQ_REMOVE(pthread);
 			}
+#endif
 
 			/* Set the thread base priority: */
 			pthread->base_priority &=
@@ -80,7 +80,7 @@ _pthread_setschedparam(pthread_t pthread, int policy,
 			/* Recalculate the active priority: */
 			pthread->active_priority = MAX(pthread->base_priority,
 			    pthread->inherited_priority);
-
+#if 0
 			if (in_readyq) {
 				if ((pthread->priority_mutex_count > 0) &&
 				    (old_prio > pthread->active_priority)) {
@@ -96,6 +96,7 @@ _pthread_setschedparam(pthread_t pthread, int policy,
 				else
 					PTHREAD_PRIOQ_INSERT_TAIL(pthread);
 			}
+#endif
 
 			/*
 			 * Check for any mutex priority adjustments.  This
@@ -108,8 +109,7 @@ _pthread_setschedparam(pthread_t pthread, int policy,
 		/* Set the scheduling policy: */
 		pthread->attr.sched_policy = policy;
 
-		GIANT_UNLOCK();
+		GIANT_UNLOCK(curthread);
 	}
 	return(ret);
-#endif
 }