net: skb_array: expose peek API

This adds a peek routine to skb_array.h for use with qdisc. Signed-off-by: John Fastabend <john.fastabend@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
mariux64 · Dec 8, 2017 · 4a86a4c · 4a86a4c
1 parent ce679e8
commit 4a86a4c
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/include/linux/skb_array.h b/include/linux/skb_array.h
@@ -72,6 +72,11 @@ static inline bool __skb_array_empty(struct skb_array *a)
 	return !__ptr_ring_peek(&a->ring);
 }
 
+static inline struct sk_buff *__skb_array_peek(struct skb_array *a)
+{
+	return __ptr_ring_peek(&a->ring);
+}
+
 static inline bool skb_array_empty(struct skb_array *a)
 {
 	return ptr_ring_empty(&a->ring);