X-Git-Url: http://git.liburcu.org/?p=urcu.git;a=blobdiff_plain;f=urcu.c;h=475bebf526dfd1b9cc8cf78b87d8804ded7a1b6f;hp=5e2d2afff5641c57a80548c1f78469c52ccf7b09;hb=2d6debff95ad695255d2ea9d590d1e418590b238;hpb=b0d5e7908b8049b9f9e790d69e0f41179b5e415d

diff --git a/urcu.c b/urcu.c
index 5e2d2af..475bebf 100644
--- a/urcu.c
+++ b/urcu.c
@@ -54,12 +54,17 @@ static int sig_done;
 
 void internal_urcu_lock(void)
 {
+#if 0
 	int ret;
+	/* Mutex sleeping does not play well with busy-waiting loop. */
 	ret = pthread_mutex_lock(&urcu_mutex);
 	if (ret) {
 		perror("Error in pthread mutex lock");
 		exit(-1);
 	}
+#endif
+	while (pthread_mutex_trylock(&urcu_mutex) != 0)
+		cpu_relax();
 }
 
 void internal_urcu_unlock(void)