From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 59E71C31E49 for ; Thu, 13 Jun 2019 15:46:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2D597206BB for ; Thu, 13 Jun 2019 15:46:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="F35YehXw" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1733056AbfFMPqj (ORCPT ); Thu, 13 Jun 2019 11:46:39 -0400 Received: from mail-pl1-f195.google.com ([209.85.214.195]:36765 "EHLO mail-pl1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731787AbfFMJke (ORCPT ); Thu, 13 Jun 2019 05:40:34 -0400 Received: by mail-pl1-f195.google.com with SMTP id d21so7897847plr.3; Thu, 13 Jun 2019 02:40:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=+XJa3hI7C/DWe69XCCaqBEl/nyj92kKguap6+DVO3NI=; b=F35YehXwA8tJO2YrP4wlu/QJp4iFcaRqL71u0CNbxmRkgqoWpo+rB3kMGzXFOaQ8Ae h4v2FCnqOsWLhHLSih3+hzfO6YRss874jMQ5LFoJDagYEVWCy3wJ0y9G38EJPTJBKe18 Bfv37H4x3n0AGK5hCCWXBtiu1X88JpoOyOANeH2VaX2+Xoop5CM6reZb8RAC6z8VjB7N 6I24keRZ7cRmtUMjfWLeXdn9ZCsxBQovYsdFTDMBW7OwEGyReTKP2QlqbDShBCj+SmmM +r7nd9UWWBiPiMfD1lSft5hDXE+ELW+dBXLCSdtPmYYFMBgyN8bmYUxjlA60AN6PhU+L O/5w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=+XJa3hI7C/DWe69XCCaqBEl/nyj92kKguap6+DVO3NI=; b=Pm3EtjPEEZR7AznZvFX+CZCgBq4pJP70DKU2CRPK1lIcjulbDPPePolEdFt/3NjV9J sq9HdQK4rKF0PZq4n/d9NSd4c2sncO5PBT77bZfDFbyKHJdLnSLygbvOa0IM+XIEa1g1 vbMXUkAaLZV3TQCS2v9FkziXoUkWo6Dh1Muj4Jr6KFwKcoGZU3JPlEP2X3Wy9rHBAPXK +bZB/56IqqVvfNVCjxDQZtkT/r700TASk/HS/HF3vtFoqCNPQVTIg3CUEfgO0hoOmU+D 1IFld6ypZ0NDHu8lsEs8fYg+WZcNo3qtYJ4p5XVt4TkGRJEmkU5JQRdbA4a92y6dQWat f48w== X-Gm-Message-State: APjAAAUTSNhamiU9DUqoI0Hww6LSfBGQp+NOBNxIPO5LRWVstsGmMrK9 A8gyW3eWT8l3khHAte4aOaw= X-Google-Smtp-Source: APXvYqw2yZ0GH1HP7aI+URVYis9IoIqvTykSoiw19DxS4dcZpTjsbcEdKgfiYVFMMrtbyM7I4WqnkA== X-Received: by 2002:a17:902:bd46:: with SMTP id b6mr86149810plx.173.1560418833432; Thu, 13 Jun 2019 02:40:33 -0700 (PDT) Received: from z400-fedora29.kern.oss.ntt.co.jp ([222.151.198.97]) by smtp.gmail.com with ESMTPSA id y1sm2501015pfe.19.2019.06.13.02.40.30 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Thu, 13 Jun 2019 02:40:32 -0700 (PDT) From: Toshiaki Makita 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, =?UTF-8?q?Toke=20H=C3=B8iland-J=C3=B8rgensen?= , Jason Wang Subject: [PATCH v3 bpf-next 1/2] xdp: Add tracepoint for bulk XDP_TX Date: Thu, 13 Jun 2019 18:39:58 +0900 Message-Id: <20190613093959.2796-2-toshiaki.makita1@gmail.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190613093959.2796-1-toshiaki.makita1@gmail.com> References: <20190613093959.2796-1-toshiaki.makita1@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org This is introduced for admins to check what is happening on XDP_TX when bulk XDP_TX is in use, which will be first introduced in veth in next commit. v3: - Add act field to be in line with other XDP tracepoints. Signed-off-by: Toshiaki Makita --- include/trace/events/xdp.h | 29 +++++++++++++++++++++++++++++ kernel/bpf/core.c | 1 + 2 files changed, 30 insertions(+) diff --git a/include/trace/events/xdp.h b/include/trace/events/xdp.h index e95cb86..01389b9 100644 --- a/include/trace/events/xdp.h +++ b/include/trace/events/xdp.h @@ -50,6 +50,35 @@ __entry->ifindex) ); +TRACE_EVENT(xdp_bulk_tx, + + TP_PROTO(const struct net_device *dev, + int sent, int drops, int err), + + TP_ARGS(dev, sent, drops, err), + + TP_STRUCT__entry( + __field(int, ifindex) + __field(u32, act) + __field(int, drops) + __field(int, sent) + __field(int, err) + ), + + TP_fast_assign( + __entry->ifindex = dev->ifindex; + __entry->act = XDP_TX; + __entry->drops = drops; + __entry->sent = sent; + __entry->err = err; + ), + + TP_printk("ifindex=%d action=%s sent=%d drops=%d err=%d", + __entry->ifindex, + __print_symbolic(__entry->act, __XDP_ACT_SYM_TAB), + __entry->sent, __entry->drops, __entry->err) +); + DECLARE_EVENT_CLASS(xdp_redirect_template, TP_PROTO(const struct net_device *dev, diff --git a/kernel/bpf/core.c b/kernel/bpf/core.c index 33fb292..3a3f4af 100644 --- a/kernel/bpf/core.c +++ b/kernel/bpf/core.c @@ -2106,3 +2106,4 @@ int __weak skb_copy_bits(const struct sk_buff *skb, int offset, void *to, #include EXPORT_TRACEPOINT_SYMBOL_GPL(xdp_exception); +EXPORT_TRACEPOINT_SYMBOL_GPL(xdp_bulk_tx); -- 1.8.3.1