Add missing rcu_cmpxchg_pointer define

[urcu.git] / urcu-defer.c

diff --git a/urcu-defer.c b/urcu-defer.c
index 13f94fa0f05b05833152265da9147bdb456e88b6..ccf35116d2b73e63634730a475d09feeb650ae38 100644 (file)
--- a/urcu-defer.c
+++ b/urcu-defer.c
@@ -28,7 +28,6 @@
 #include <string.h>
 #include <errno.h>
 #include <poll.h>
-#include <linux/futex.h>
 #include <sys/time.h>
 #include <syscall.h>
 #include <unistd.h>
@@ -38,6 +37,8 @@
 #include "urcu-defer.h"
 
 #define futex(...)     syscall(__NR_futex, __VA_ARGS__)
+#define FUTEX_WAIT             0
+#define FUTEX_WAKE             1
 
 void __attribute__((destructor)) urcu_defer_exit(void);
 
@@ -112,7 +113,7 @@ static void wake_up_defer(void)
 {
        if (unlikely(atomic_read(&defer_thread_futex) == -1)) {
                atomic_set(&defer_thread_futex, 0);
-               futex(&defer_thread_futex, FUTEX_WAKE, 0,
+               futex(&defer_thread_futex, FUTEX_WAKE, 1,
                      NULL, NULL, 0);
        }
 }