fix wait_for_quiescent_state

diff --git a/urcu.c b/urcu.c
index ee79d1efc7b7a98f87f30a3f5de4abe9e7c822b3..232a57bb718fbf12be651cebd6a808b01976c924 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();
        }
        /*
@@ -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();