[RFC,16/17] net: skb_array additions for unlocked consumer

Message ID	20171113201255.6245.42199.stgit@john-Precision-Tower-5810
State	RFC, archived
Delegated to:	David Miller
Headers	show Return-Path: <netdev-owner@vger.kernel.org> Subject: [RFC PATCH 16/17] net: skb_array additions for unlocked consumer From: John Fastabend <john.fastabend@gmail.com> To: willemdebruijn.kernel@gmail.com, daniel@iogearbox.net, eric.dumazet@gmail.com Cc: make0818@gmail.com, netdev@vger.kernel.org, jiri@resnulli.us, xiyou.wangcong@gmail.com Date: Mon, 13 Nov 2017 12:12:55 -0800 Message-ID: <20171113201255.6245.42199.stgit@john-Precision-Tower-5810> In-Reply-To: <20171113195256.6245.64676.stgit@john-Precision-Tower-5810> References: <20171113195256.6245.64676.stgit@john-Precision-Tower-5810> User-Agent: StGit/0.17.1-dirty MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Sender: netdev-owner@vger.kernel.org Precedence: bulk
Series	lockless qdisc \| expand [RFC,00/17] lockless qdisc [RFC,01/17] net: sched: cleanup qdisc_run and __qdisc_run semantics [RFC,02/17] net: sched: allow qdiscs to handle locking [RFC,03/17] net: sched: remove remaining uses for qdisc_qlen in xmit path [RFC,04/17] net: sched: provide per cpu qstat helpers [RFC,05/17] net: sched: a dflt qdisc may be used with per cpu stats [RFC,06/17] net: sched: explicit locking in gso_cpu fallback [RFC,07/17] net: sched: drop qdisc_reset from dev_graft_qdisc [RFC,08/17] net: sched: use skb list for skb_bad_tx [RFC,09/17] net: sched: check for frozen queue before skb_bad_txq check [RFC,10/17] net: sched: qdisc_qlen for per cpu logic [RFC,11/17] net: sched: helper to sum qlen [RFC,12/17] net: sched: add support for TCQ_F_NOLOCK subqueues to sch_mq [RFC,13/17] net: sched: add support for TCQ_F_NOLOCK subqueues to sch_mqprio [RFC,14/17] net: skb_array: expose peek API [RFC,15/17] net: sched: pfifo_fast use skb_array [RFC,16/17] net: skb_array additions for unlocked consumer [RFC,17/17] net: sched: lock once per bulk dequeue

Message ID

20171113201255.6245.42199.stgit@john-Precision-Tower-5810

State

RFC, archived

Delegated to:

David Miller

Headers

Subject: [RFC PATCH 16/17] net: skb_array additions for unlocked consumer
From: John Fastabend <john.fastabend@gmail.com>
To: willemdebruijn.kernel@gmail.com, daniel@iogearbox.net,
	eric.dumazet@gmail.com
Cc: make0818@gmail.com, netdev@vger.kernel.org, jiri@resnulli.us,
	xiyou.wangcong@gmail.com
Date: Mon, 13 Nov 2017 12:12:55 -0800
Message-ID: <20171113201255.6245.42199.stgit@john-Precision-Tower-5810>
In-Reply-To: <20171113195256.6245.64676.stgit@john-Precision-Tower-5810>
References: <20171113195256.6245.64676.stgit@john-Precision-Tower-5810>
User-Agent: StGit/0.17.1-dirty
MIME-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: 7bit
Sender: netdev-owner@vger.kernel.org
Precedence: bulk

Series

lockless qdisc | expand

Commit Message

John Fastabend Nov. 13, 2017, 8:12 p.m. UTC

Signed-off-by: John Fastabend <john.fastabend@gmail.com>
---
 0 files changed

diff --git a/include/linux/skb_array.h b/include/linux/skb_array.h
index c7addf3..d0a240e 100644
--- a/include/linux/skb_array.h
+++ b/include/linux/skb_array.h
@@ -142,6 +142,11 @@  static inline int skb_array_consume_batched_bh(struct skb_array *a,
 	return ptr_ring_consume_batched_bh(&a->ring, (void **)array, n);
 }
 
+static inline struct sk_buff *__skb_array_consume(struct skb_array *a)
+{
+	return __ptr_ring_consume(&a->ring);
+}
+
 static inline int __skb_array_len_with_tag(struct sk_buff *skb)
 {
 	if (likely(skb)) {

[RFC,16/17] net: skb_array additions for unlocked consumer

Commit Message

Patch