summaryrefslogtreecommitdiffstats
path: root/include/linux/rculist.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/rculist.h')
-rw-r--r--include/linux/rculist.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/rculist.h b/include/linux/rculist.h
index 779d70749beb..2c9b46cff3d7 100644
--- 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.