X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=urcu%2Frculist.h;h=9a01dad2c8930f882763585d9ffc8f3c71e8d307;hb=2e1ced1f1ec38b5c9e85fe407a6e8390b9ac6416;hp=a177f20dbf67edab2e666051b7682700def6d7db;hpb=e6decba5437e56b138c5f42f7560533b9244bb7b;p=userspace-rcu.git

diff --git a/urcu/rculist.h b/urcu/rculist.h
index a177f20..9a01dad 100644
--- a/urcu/rculist.h
+++ b/urcu/rculist.h
@@ -35,9 +35,19 @@ void cds_list_add_rcu(struct cds_list_head *newp, struct cds_list_head *head)
 {
 	newp->next = head->next;
 	newp->prev = head;
-	cmm_smp_wmb();
-	head->next->prev = newp;
-	head->next = newp;
+	rcu_assign_pointer(head->next->prev, newp);
+	CMM_STORE_SHARED(head->next, newp);
+}
+
+/* Add new element at the tail of the list. */
+static inline
+void cds_list_add_tail_rcu(struct cds_list_head *newp,
+		struct cds_list_head *head)
+{
+	newp->next = head;
+	newp->prev = head->prev;
+	rcu_assign_pointer(head->prev->next, newp);
+	CMM_STORE_SHARED(head->prev, newp);
 }
 
 /*
@@ -51,15 +61,15 @@ void cds_list_replace_rcu(struct cds_list_head *old, struct cds_list_head *_new)
 	_new->next = old->next;
 	_new->prev = old->prev;
 	rcu_assign_pointer(_new->prev->next, _new);
-	_new->next->prev = _new;
+	CMM_STORE_SHARED(_new->next->prev, _new);
 }
 
 /* Remove element from list. */
 static inline
 void cds_list_del_rcu(struct cds_list_head *elem)
 {
-	elem->next->prev = elem->prev;
-	elem->prev->next = elem->next;
+	CMM_STORE_SHARED(elem->next->prev, elem->prev);
+	CMM_STORE_SHARED(elem->prev->next, elem->next);
 }
 
 /*