Merge branch 'master' of /home/davem/src/GIT/linux-2.6/

[safe/jmp/linux-2.6] / include / linux / rculist.h

diff --git a/include/linux/rculist.h b/include/linux/rculist.h
index 779d707..2c9b46c 100644 (file)
--- a/include/linux/rculist.h
+++ b/include/linux/rculist.h
@@ -406,6 +406,11 @@ static inline void hlist_add_after_rcu(struct hlist_node *prev,
                n->next->pprev = &n->next;
 }
 
+#define __hlist_for_each_rcu(pos, head)                        \
+       for (pos = rcu_dereference((head)->first);      \
+            pos && ({ prefetch(pos->next); 1; });      \
+            pos = rcu_dereference(pos->next))
+
 /**
  * hlist_for_each_entry_rcu - iterate over rcu list of given type
  * @tpos:      the type * to use as a loop cursor.