[rtems-libbsd commit] rtems-bsd-mutex: Update due to API changes

[Sebastian Huber]

Module:    rtems-libbsd
Branch:    master
Commit:    07ff2c1910189fa49cfdf1ed1a799d1fd47ecb3c
Changeset: http://git.rtems.org/rtems-libbsd/commit/?id=07ff2c1910189fa49cfdf1ed1a799d1fd47ecb3c

Author:    Sebastian Huber <sebastian.huber at embedded-brains.de>
Date:      Fri Jul 24 10:42:35 2015 +0200

rtems-bsd-mutex: Update due to API changes

---

 rtemsbsd/include/machine/rtems-bsd-mutex.h     |  2 +-
 rtemsbsd/include/machine/rtems-bsd-muteximpl.h | 13 +++++++------
 rtemsbsd/rtems/rtems-bsd-muteximpl.c           | 18 ++++++++++++------
 3 files changed, 20 insertions(+), 13 deletions(-)

diff --git a/rtemsbsd/include/machine/rtems-bsd-mutex.h b/rtemsbsd/include/machine/rtems-bsd-mutex.h
index 8c1638b..7bd7216 100644
--- a/rtemsbsd/include/machine/rtems-bsd-mutex.h
+++ b/rtemsbsd/include/machine/rtems-bsd-mutex.h
@@ -48,7 +48,7 @@ extern "C" {
 #endif /* __cplusplus */
 
 typedef struct {
-	Thread_queue_Control queue;
+	Thread_queue_Queue queue;
 	Thread_Control *owner;
 	int nest_level;
 } rtems_bsd_mutex;
diff --git a/rtemsbsd/include/machine/rtems-bsd-muteximpl.h b/rtemsbsd/include/machine/rtems-bsd-muteximpl.h
index 0bb23f2..3fd5cfb 100644
--- a/rtemsbsd/include/machine/rtems-bsd-muteximpl.h
+++ b/rtemsbsd/include/machine/rtems-bsd-muteximpl.h
@@ -122,7 +122,8 @@ rtems_bsd_mutex_trylock(struct lock_object *lock, rtems_bsd_mutex *m)
 }
 
 void rtems_bsd_mutex_unlock_more(rtems_bsd_mutex *m, Thread_Control *owner,
-    int keep_priority, RBTree_Node *first, ISR_lock_Context *lock_context);
+    int keep_priority, Thread_queue_Heads *heads,
+    ISR_lock_Context *lock_context);
 
 static inline void
 rtems_bsd_mutex_unlock(rtems_bsd_mutex *m)
@@ -139,7 +140,7 @@ rtems_bsd_mutex_unlock(rtems_bsd_mutex *m)
 	BSD_ASSERT(owner == _Thread_Executing);
 
 	if (__predict_true(nest_level == 0)) {
-		RBTree_Node *first;
+		Thread_queue_Heads *heads;
 		int keep_priority;
 
 		--owner->resource_count;
@@ -151,17 +152,17 @@ rtems_bsd_mutex_unlock(rtems_bsd_mutex *m)
 		 */
 		_Atomic_Fence( ATOMIC_ORDER_ACQ_REL );
 
-		first = _RBTree_First(&m->queue.Queues.Priority, RBT_LEFT);
+		heads = m->queue.heads;
 		keep_priority = _Thread_Owns_resources(owner)
 		    || !owner->priority_restore_hint;
 
 		m->owner = NULL;
 
-		if (__predict_true(first == NULL && keep_priority)) {
+		if (__predict_true(heads == NULL && keep_priority)) {
 			_Thread_queue_Release(&m->queue, &lock_context);
 		} else {
 			rtems_bsd_mutex_unlock_more(m, owner, keep_priority,
-			    first, &lock_context);
+			    heads, &lock_context);
 		}
 
 	} else {
@@ -188,7 +189,7 @@ rtems_bsd_mutex_recursed(rtems_bsd_mutex *m)
 static inline void
 rtems_bsd_mutex_destroy(struct lock_object *lock, rtems_bsd_mutex *m)
 {
-	BSD_ASSERT(_RBTree_Is_empty(&m->queue.Queues.Priority));
+	BSD_ASSERT(m->queue.heads == NULL);
 
 	if (rtems_bsd_mutex_owned(m)) {
 		m->nest_level = 0;
diff --git a/rtemsbsd/rtems/rtems-bsd-muteximpl.c b/rtemsbsd/rtems/rtems-bsd-muteximpl.c
index d7776f5..51a5338 100644
--- a/rtemsbsd/rtems/rtems-bsd-muteximpl.c
+++ b/rtemsbsd/rtems/rtems-bsd-muteximpl.c
@@ -43,6 +43,8 @@
 #include <rtems/score/schedulerimpl.h>
 #include <rtems/score/threadqimpl.h>
 
+#define BSD_MUTEX_TQ_OPERATIONS &_Thread_queue_Operations_priority
+
 void
 rtems_bsd_mutex_lock_more(struct lock_object *lock, rtems_bsd_mutex *m,
     Thread_Control *owner, Thread_Control *executing,
@@ -58,7 +60,8 @@ rtems_bsd_mutex_lock_more(struct lock_object *lock, rtems_bsd_mutex *m,
 		_Thread_Raise_priority(owner, executing->current_priority);
 
 		++executing->resource_count;
-		_Thread_queue_Enqueue_critical(&m->queue, executing,
+		_Thread_queue_Enqueue_critical(&m->queue,
+		    BSD_MUTEX_TQ_OPERATIONS, executing,
 		    STATES_WAITING_FOR_MUTEX, WATCHDOG_NO_TIMEOUT, 0,
 		    lock_context);
 	}
@@ -66,15 +69,18 @@ rtems_bsd_mutex_lock_more(struct lock_object *lock, rtems_bsd_mutex *m,
 
 void
 rtems_bsd_mutex_unlock_more(rtems_bsd_mutex *m, Thread_Control *owner,
-    int keep_priority, RBTree_Node *first, ISR_lock_Context *lock_context)
+    int keep_priority, Thread_queue_Heads *heads,
+    ISR_lock_Context *lock_context)
 {
-	if (first != NULL) {
+	if (heads != NULL) {
+		const Thread_queue_Operations *operations;
 		Thread_Control *new_owner;
 
-		new_owner = THREAD_RBTREE_NODE_TO_THREAD(first);
+		operations = BSD_MUTEX_TQ_OPERATIONS;
+		new_owner = ( *operations->first )( heads );
 		m->owner = new_owner;
-		_Thread_queue_Extract_critical(&m->queue, new_owner,
-		    lock_context);
+		_Thread_queue_Extract_critical(&m->queue, operations,
+		    new_owner, lock_context);
 	} else {
 		_Thread_queue_Release(&m->queue, lock_context);
 	}