Add rcu_flavor

[urcu.git] / urcu.c

diff --git a/urcu.c b/urcu.c
index 2339bc63c872c6a4826d7a52e8d064d85130c0df..b4346551b2403127da9822f08223f875c991e4ca 100644 (file)
--- a/urcu.c
+++ b/urcu.c
@@ -25,6 +25,7 @@
 
 #define _BSD_SOURCE
 #define _GNU_SOURCE
+#define _LGPL_SOURCE
 #include <stdio.h>
 #include <pthread.h>
 #include <signal.h>
@@ -35,11 +36,27 @@
 #include <errno.h>
 #include <poll.h>
 
+#include "urcu/wfqueue.h"
 #include "urcu/map/urcu.h"
-
 #include "urcu/static/urcu.h"
+#include "urcu-pointer.h"
+
 /* Do not #define _LGPL_SOURCE to ensure we can emit the wrapper symbols */
+#undef _LGPL_SOURCE
 #include "urcu.h"
+#define _LGPL_SOURCE
+
+/*
+ * If a reader is really non-cooperative and refuses to commit its
+ * rcu_active_readers count to memory (there is no barrier in the reader
+ * per-se), kick it after a few loops waiting for it.
+ */
+#define KICK_READER_LOOPS 10000
+
+/*
+ * Active attempts to check for reader Q.S. before calling futex().
+ */
+#define RCU_QS_ACTIVE_ATTEMPTS 100
 
 #ifdef RCU_MEMBARRIER
 static int init_done;
@@ -127,7 +144,7 @@ static void mutex_unlock(pthread_mutex_t *mutex)
 #ifdef RCU_MEMBARRIER
 static void smp_mb_master(int group)
 {
-       if (likely(has_sys_membarrier))
+       if (caa_likely(has_sys_membarrier))
                membarrier(MEMBARRIER_EXPEDITED);
        else
                cmm_smp_mb();
@@ -435,5 +452,7 @@ void rcu_exit(void)
 
 #endif /* #ifdef RCU_SIGNAL */
 
+DEFINE_RCU_FLAVOR()
+
 #include "urcu-call-rcu-impl.h"
 #include "urcu-defer-impl.h"