netdev - [RFC PATCH v2 14/17] net: skb

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Message-ID: <20170502154032.9304.50203.stgit@john-Precision-Tower-5810>
Date:   Tue, 02 May 2017 08:40:32 -0700
From:   John Fastabend <john.fastabend@...il.com>
To:     eric.dumazet@...il.com
Cc:     netdev@...r.kernel.org, john.fastabend@...il.com
Subject: [RFC PATCH v2 14/17] 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.r.fastabend@...el.com>
---
 include/linux/skb_array.h |    5 +++++
 1 file changed, 5 insertions(+)

diff --git a/include/linux/skb_array.h b/include/linux/skb_array.h
index f4dfade..33f1f0c 100644
--- 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);