URCU : use pthread_equal()
[urcu.git] / urcu.c
diff --git a/urcu.c b/urcu.c
index ee79d1efc7b7a98f87f30a3f5de4abe9e7c822b3..e401d8dc75d34bf04d2e62da56df3cc08f0d470d 100644 (file)
--- a/urcu.c
+++ b/urcu.c
@@ -101,7 +101,7 @@ void wait_for_quiescent_state(int parity)
                /*
                 * BUSY-LOOP.
                 */
-               while (*index->urcu_active_readers != 0)
+               while (index->urcu_active_readers[parity] != 0)
                        barrier();
        }
        /*
@@ -119,7 +119,7 @@ void wait_for_quiescent_state(int parity)
  */
 void *urcu_publish_content(void **ptr, void *new)
 {
-       int ret, prev_parity;
+       int prev_parity;
        void *oldptr;
 
        /*
@@ -134,8 +134,8 @@ void *urcu_publish_content(void **ptr, void *new)
         */
        oldptr = *ptr;
        *ptr = new;
-       wmb();          /* Write ptr before changing the qparity */
        /* All threads should read qparity before ptr */
+       /* Write ptr before changing the qparity */
        force_mb_all_threads();
        prev_parity = switch_next_urcu_qparity();
 
@@ -185,7 +185,7 @@ void urcu_remove_reader(pthread_t id)
 
        assert(reader_data != NULL);
        for (index = reader_data; index < reader_data + num_readers; index++) {
-               if (index->tid == id) {
+               if (pthread_equal(index->tid, id)) {
                        memcpy(index, &reader_data[num_readers - 1],
                                sizeof(struct reader_data));
                        reader_data[num_readers - 1].tid = 0;
@@ -207,7 +207,6 @@ void urcu_register_thread(void)
 
 void urcu_unregister_thread(void)
 {
-       pthread_t self = pthread_self();
        rcu_write_lock();
        urcu_remove_reader(pthread_self());
        rcu_write_unlock();
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