urcu qsbr: add DEBUG_RCU self check

[urcu.git] / urcu-qsbr.h

diff --git a/urcu-qsbr.h b/urcu-qsbr.h
index f5392a32dfcc7ae3a4647b4a12f4882baaf042bc..448074d019b28ea1219660c43f990b39e09b7479 100644 (file)
--- a/urcu-qsbr.h
+++ b/urcu-qsbr.h
@@ -31,6 +31,7 @@
 
 #include <stdlib.h>
 #include <pthread.h>
+#include <assert.h>
 
 #include <compiler.h>
 #include <arch.h>
@@ -108,6 +109,12 @@
  */
 #define KICK_READER_LOOPS 10000
 
+#ifdef DEBUG_RCU
+#define rcu_assert(args...)    assert(args)
+#else
+#define rcu_assert(args...)
+#endif
+
 #ifdef DEBUG_YIELD
 #include <sched.h>
 #include <time.h>
@@ -180,6 +187,7 @@ static inline int rcu_gp_ongoing(long *value)
 
 static inline void _rcu_read_lock(void)
 {
+       rcu_assert(rcu_reader_qs_gp & 1);
 }
 
 static inline void _rcu_read_unlock(void)