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From: John Fastabend <john.fastabend@gmail.com>
To: eric.dumazet@gmail.com
Cc: netdev@vger.kernel.org, john.fastabend@gmail.com
Subject: [RFC PATCH 14/17] net: skb_array: expose peek API
Date: Tue, 02 May 2017 08:29:19 -0700	[thread overview]
Message-ID: <20170502152918.8871.2087.stgit@john-Precision-Tower-5810> (raw)
In-Reply-To: <20170502151445.8871.43089.stgit@john-Precision-Tower-5810>

This adds a peek routine to skb_array.h for use with qdisc.

Signed-off-by: John Fastabend <john.r.fastabend@intel.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);

  parent reply	other threads:[~2017-05-02 15:29 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-05-02 15:24 [RFC PATCH 00/17] latest qdisc patch series John Fastabend
2017-05-02 15:25 ` [RFC PATCH 01/17] net: sched: cleanup qdisc_run and __qdisc_run semantics John Fastabend
2017-05-02 15:25 ` [RFC PATCH 02/17] net: sched: allow qdiscs to handle locking John Fastabend
2017-05-02 15:25 ` [RFC PATCH 03/17] net: sched: remove remaining uses for qdisc_qlen in xmit path John Fastabend
2017-05-02 15:26 ` [RFC PATCH 04/17] net: sched: provide per cpu qstat helpers John Fastabend
2017-05-02 15:26 ` [RFC PATCH 05/17] net: sched: a dflt qdisc may be used with per cpu stats John Fastabend
2017-05-02 15:26 ` [RFC PATCH 06/17] net: sched: explicit locking in gso_cpu fallback John Fastabend
2017-05-02 15:27 ` [RFC PATCH 07/17] net: sched: drop qdisc_reset from dev_graft_qdisc John Fastabend
2017-05-02 15:27 ` [RFC PATCH 08/17] net: sched: support skb_bad_tx with lockless qdisc John Fastabend
2017-05-02 15:27 ` [RFC PATCH 09/17] net: sched: check for frozen queue before skb_bad_txq check John Fastabend
2017-05-02 15:27 ` [RFC PATCH 10/17] net: sched: qdisc_qlen for per cpu logic John Fastabend
2017-05-02 15:28 ` [RFC PATCH 11/17] net: sched: helper to sum qlen John Fastabend
2017-05-02 15:28 ` [RFC PATCH 12/17] net: sched: add support for TCQ_F_NOLOCK subqueues to sch_mq John Fastabend
2017-05-02 15:28 ` [RFC PATCH 13/17] net: sched: add support for TCQ_F_NOLOCK subqueues to sch_mqprio John Fastabend
2017-05-02 15:29 ` John Fastabend [this message]
2017-05-02 15:32 ` [RFC PATCH 00/17] latest qdisc patch series John Fastabend
  -- strict thread matches above, loose matches on Subject: below --
2017-11-13 20:07 [RFC PATCH 00/17] lockless qdisc John Fastabend
2017-11-13 20:12 ` [RFC PATCH 14/17] net: skb_array: expose peek API John Fastabend

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