X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=urcu-call-rcu-impl.h;h=b205229bcc4ceb7797e2ae438fc19adc458b8d20;hb=2d72fae24ceebe2efa486b5bad421f39917ec0a6;hp=13b24ff20b7c71c265c1fc5b0b3d17f1c28ce55c;hpb=4a6d73787de534cbd7d5fc7a6b60af64de66e7ea;p=urcu.git

diff --git a/urcu-call-rcu-impl.h b/urcu-call-rcu-impl.h
index 13b24ff..b205229 100644
--- a/urcu-call-rcu-impl.h
+++ b/urcu-call-rcu-impl.h
@@ -647,8 +647,9 @@ void call_rcu_data_free(struct call_rcu_data *crdp)
 		/* Create default call rcu data if need be */
 		(void) get_default_call_rcu_data();
 		cbs_endprev = (struct cds_wfq_node **)
-			uatomic_xchg(&default_call_rcu_data, cbs_tail);
-		*cbs_endprev = cbs;
+			uatomic_xchg(&default_call_rcu_data->cbs.tail,
+					cbs_tail);
+		_CMM_STORE_SHARED(*cbs_endprev, cbs);
 		uatomic_add(&default_call_rcu_data->qlen,
 			    uatomic_read(&crdp->qlen));
 		wake_call_rcu_thread(default_call_rcu_data);