From patchwork Thu May 23 10:56:45 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Toshiaki Makita X-Patchwork-Id: 1104019 Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=lab.ntt.co.jp Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 458mgn42L8z9s9y for ; Thu, 23 May 2019 20:58:13 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729902AbfEWK6L (ORCPT ); Thu, 23 May 2019 06:58:11 -0400 Received: from tama500.ecl.ntt.co.jp ([129.60.39.148]:35434 "EHLO tama500.ecl.ntt.co.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726310AbfEWK6L (ORCPT ); Thu, 23 May 2019 06:58:11 -0400 Received: from vc1.ecl.ntt.co.jp (vc1.ecl.ntt.co.jp [129.60.86.153]) by tama500.ecl.ntt.co.jp (8.13.8/8.13.8) with ESMTP id x4NAvixo029942; Thu, 23 May 2019 19:57:44 +0900 Received: from vc1.ecl.ntt.co.jp (localhost [127.0.0.1]) by vc1.ecl.ntt.co.jp (Postfix) with ESMTP id 09A79EA8074; Thu, 23 May 2019 19:57:44 +0900 (JST) Received: from jcms-pop21.ecl.ntt.co.jp (jcms-pop21.ecl.ntt.co.jp [129.60.87.134]) by vc1.ecl.ntt.co.jp (Postfix) with ESMTP id F3086EA8073; Thu, 23 May 2019 19:57:43 +0900 (JST) Received: from makita-ubuntu.m.ecl.ntt.co.jp (eb8460w-makita.sic.ecl.ntt.co.jp [129.60.241.47]) by jcms-pop21.ecl.ntt.co.jp (Postfix) with ESMTPSA id DC29A4007AA; Thu, 23 May 2019 19:57:43 +0900 (JST) From: Toshiaki Makita Subject: [PATCH bpf-next 0/3] veth: Bulk XDP_TX Date: Thu, 23 May 2019 19:56:45 +0900 Message-Id: <1558609008-2590-1-git-send-email-makita.toshiaki@lab.ntt.co.jp> X-Mailer: git-send-email 2.7.4 X-CC-Mail-RelayStamp: 1 To: Alexei Starovoitov , Daniel Borkmann , "David S. Miller" , Jakub Kicinski , Jesper Dangaard Brouer , John Fastabend Cc: Toshiaki Makita , netdev@vger.kernel.org, xdp-newbies@vger.kernel.org, bpf@vger.kernel.org X-TM-AS-MML: disable Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org This adds an infrastructure for bulk XDP_TX and makes veth use it. Improves XDP_TX performance by approximately 8%. The detailed performance numbers are shown in patch 3. Signed-off-by: Toshiaki Makita Toshiaki Makita (3): xdp: Add bulk XDP_TX queue xdp: Add tracepoint for bulk XDP_TX veth: Support bulk XDP_TX drivers/net/veth.c | 26 +++++++++++++++++++++++++- include/net/xdp.h | 7 +++++++ include/trace/events/xdp.h | 25 +++++++++++++++++++++++++ kernel/bpf/core.c | 1 + net/core/xdp.c | 3 +++ 5 files changed, 61 insertions(+), 1 deletion(-)