urcu/annotate: Add CMM annotation

[urcu.git] / include / urcu / static / urcu-mb.h

diff --git a/include/urcu/static/urcu-mb.h b/include/urcu/static/urcu-mb.h
index cfa5e9314313b9dc78bfef78325551f4fffff824..8ddbd0026cbcc129dd374fdf48a974a2bb4db665 100644 (file)
--- a/include/urcu/static/urcu-mb.h
+++ b/include/urcu/static/urcu-mb.h
@@ -94,13 +94,14 @@ static inline void _urcu_mb_read_lock(void)
  */
 static inline void _urcu_mb_read_unlock_update_and_wakeup(unsigned long tmp)
 {
+       unsigned long *ctr = &URCU_TLS(urcu_mb_reader).ctr;
+
        if (caa_likely((tmp & URCU_GP_CTR_NEST_MASK) == URCU_GP_COUNT)) {
-               cmm_smp_mb();
-               _CMM_STORE_SHARED(URCU_TLS(urcu_mb_reader).ctr, tmp - URCU_GP_COUNT);
-               cmm_smp_mb();
+               uatomic_store(ctr, tmp - URCU_GP_COUNT, CMM_SEQ_CST);
                urcu_common_wake_up_gp(&urcu_mb_gp);
-       } else
-               _CMM_STORE_SHARED(URCU_TLS(urcu_mb_reader).ctr, tmp - URCU_GP_COUNT);
+       } else {
+               uatomic_store(ctr, tmp - URCU_GP_COUNT, CMM_RELAXED);
+       }
 }
 
 /*