Fix urcu-defer: add missing brackets.

[urcu.git] / urcu-defer.c

diff --git a/urcu-defer.c b/urcu-defer.c
index 5e4650ff003b4c8d97ff0fb240a0d14fa4d8660a..3efe5ba2a5a47ccaff0a2f956efa957fb71bde01 100644 (file)
--- a/urcu-defer.c
+++ b/urcu-defer.c
@@ -49,13 +49,13 @@ extern void synchronize_rcu(void);
 static pthread_mutex_t urcu_defer_mutex = PTHREAD_MUTEX_INITIALIZER;
 static pthread_mutex_t defer_thread_mutex = PTHREAD_MUTEX_INITIALIZER;
 
-int defer_thread_futex;
+static int defer_thread_futex;
 
 /*
  * Written to only by each individual deferer. Read by both the deferer and
  * the reclamation tread.
  */
-struct defer_queue __thread defer_queue;
+static struct defer_queue __thread defer_queue;
 
 /* Thread IDs of registered deferers */
 #define INIT_NUM_THREADS 4
@@ -76,10 +76,11 @@ static pthread_t tid_defer;
  */
 static void wake_up_defer(void)
 {
-       if (unlikely(atomic_read(&defer_thread_futex) == -1))
+       if (unlikely(atomic_read(&defer_thread_futex) == -1)) {
                atomic_set(&defer_thread_futex, 0);
-               futex(&defer_thread_futex, FUTEX_WAKE,
-                     0, NULL, NULL, 0);
+               futex(&defer_thread_futex, FUTEX_WAKE, 0,
+                     NULL, NULL, 0);
+       }
 }
 
 /*
@@ -289,21 +290,15 @@ void *thr_defer(void *args)
 {
        for (;;) {
                pthread_testcancel();
-               printf("a\n");
                /*
                 * "Be green". Don't wake up the CPU if there is no RCU work
                 * to perform whatsoever. Aims at saving laptop battery life by
                 * leaving the processor in sleep state when idle.
                 */
-               printf("b\n");
                wait_defer();
-               printf("e\n");
                /* Sleeping after wait_defer to let many callbacks enqueue */
-               //TEST poll(NULL,0,100);        /* wait for 100ms */
-               printf("f\n");
+               poll(NULL,0,100);       /* wait for 100ms */
                rcu_defer_barrier();
-               printf("perform deferred call_rcu() from worker thread %lu.\n",
-                       time(NULL));
        }
 
        return NULL;