Fallback mechanism not working on platform where TLS is unsupported

[urcu.git] / urcu / rculfqueue.h

diff --git a/urcu/rculfqueue.h b/urcu/rculfqueue.h
index 1582694e92abbcfc5bfc8104f2016fb480f41aff..598fa5071a2ca727e43d07a67cb2a62eb4980632 100644 (file)
--- a/urcu/rculfqueue.h
+++ b/urcu/rculfqueue.h
@@ -39,46 +39,26 @@ struct cds_lfq_node_rcu {
 
 struct cds_lfq_queue_rcu {
        struct cds_lfq_node_rcu *head, *tail;
+       void (*queue_call_rcu)(struct rcu_head *head,
+               void (*func)(struct rcu_head *head));
 };
 
 #ifdef _LGPL_SOURCE
 
 #include <urcu/static/rculfqueue.h>
 
-#define cds_lfq_node_init_rcu_qsbr     _cds_lfq_node_init_rcu
-#define cds_lfq_init_rcu_qsbr          _cds_lfq_init_rcu
-#define cds_lfq_destroy_rcu_qsbr       _cds_lfq_destroy_rcu
-#define cds_lfq_enqueue_rcu_qsbr       _cds_lfq_enqueue_rcu
-#define cds_lfq_dequeue_rcu_qsbr       _cds_lfq_dequeue_rcu
-
-#define cds_lfq_node_init_rcu_bp       _cds_lfq_node_init_rcu
-#define cds_lfq_init_rcu_bp            _cds_lfq_init_rcu
-#define cds_lfq_destroy_rcu_bp         _cds_lfq_destroy_rcu
-#define cds_lfq_enqueue_rcu_bp         _cds_lfq_enqueue_rcu
-#define cds_lfq_dequeue_rcu_bp         _cds_lfq_dequeue_rcu
-
-#define cds_lfq_node_init_rcu_memb     _cds_lfq_node_init_rcu
-#define cds_lfq_init_rcu_memb          _cds_lfq_init_rcu
-#define cds_lfq_destroy_rcu_memb       _cds_lfq_destroy_rcu
-#define cds_lfq_enqueue_rcu_memb       _cds_lfq_enqueue_rcu
-#define cds_lfq_dequeue_rcu_memb       _cds_lfq_dequeue_rcu
-
-#define cds_lfq_node_init_rcu_mb       _cds_lfq_node_init_rcu
-#define cds_lfq_init_rcu_mb            _cds_lfq_init_rcu
-#define cds_lfq_destroy_rcu_mb         _cds_lfq_destroy_rcu
-#define cds_lfq_enqueue_rcu_mb         _cds_lfq_enqueue_rcu
-#define cds_lfq_dequeue_rcu_mb         _cds_lfq_dequeue_rcu
-
-#define cds_lfq_node_init_rcu_sig      _cds_lfq_node_init_rcu
-#define cds_lfq_init_rcu_sig           _cds_lfq_init_rcu
-#define cds_lfq_destroy_rcu_sig                _cds_lfq_destroy_rcu
-#define cds_lfq_enqueue_rcu_sig                _cds_lfq_enqueue_rcu
-#define cds_lfq_dequeue_rcu_sig                _cds_lfq_dequeue_rcu
+#define cds_lfq_node_init_rcu          _cds_lfq_node_init_rcu
+#define cds_lfq_init_rcu               _cds_lfq_init_rcu
+#define cds_lfq_destroy_rcu            _cds_lfq_destroy_rcu
+#define cds_lfq_enqueue_rcu            _cds_lfq_enqueue_rcu
+#define cds_lfq_dequeue_rcu            _cds_lfq_dequeue_rcu
 
 #else /* !_LGPL_SOURCE */
 
 extern void cds_lfq_node_init_rcu(struct cds_lfq_node_rcu *node);
-extern void cds_lfq_init_rcu(struct cds_lfq_queue_rcu *q);
+extern void cds_lfq_init_rcu(struct cds_lfq_queue_rcu *q,
+                            void queue_call_rcu(struct rcu_head *head,
+                                       void (*func)(struct rcu_head *head)));
 /*
  * The queue should be emptied before calling destroy.
  *
@@ -87,13 +67,13 @@ extern void cds_lfq_init_rcu(struct cds_lfq_queue_rcu *q);
 extern int cds_lfq_destroy_rcu(struct cds_lfq_queue_rcu *q);
 
 /*
- * Acts as a RCU reader.
+ * Should be called under rcu read lock critical section.
  */
 extern void cds_lfq_enqueue_rcu(struct cds_lfq_queue_rcu *q,
                                struct cds_lfq_node_rcu *node);
 
 /*
- * Acts as a RCU reader.
+ * Should be called under rcu read lock critical section.
  *
  * The caller must wait for a grace period to pass before freeing the returned
  * node or modifying the cds_lfq_node_rcu structure.