From patchwork Wed Nov 4 14:23:04 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Heiner Kallweit X-Patchwork-Id: 1394014 Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256 header.s=20161025 header.b=QtgT+zS0; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4CR85K2BF6z9sTK for ; Thu, 5 Nov 2020 01:23:17 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726847AbgKDOXP (ORCPT ); Wed, 4 Nov 2020 09:23:15 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43768 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726636AbgKDOXP (ORCPT ); Wed, 4 Nov 2020 09:23:15 -0500 Received: from mail-wm1-x32e.google.com (mail-wm1-x32e.google.com [IPv6:2a00:1450:4864:20::32e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BC16FC0613D3 for ; Wed, 4 Nov 2020 06:23:14 -0800 (PST) Received: by mail-wm1-x32e.google.com with SMTP id k18so2477631wmj.5 for ; Wed, 04 Nov 2020 06:23:14 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:subject:to:cc:message-id:date:user-agent:mime-version :content-language:content-transfer-encoding; bh=sAFLjN4ixxy17kgbFWahJMbPyXmphyBag2SqscTf81U=; b=QtgT+zS0egP5DPQ1l06MHd/ZoaweA4XkqKLQqOOODh89FNmYsrIHcKFLRCmzXZmo/x w8keMj7G8YEk8ozSzHRY5ZrDz9iFAZRAbhq59u/2olT7o9cI17KTWT37hpZqns9q4X8Z eyd2KlVHieVzZgNP9lec3P3A5BHXwVoJW+c1YX2Ci5dzfxEpBRl5+HdaZtna3a1Eh/LU ENjQU0oXHIwZYqdYLcyaD6Uyw4S8E4QZgjWL4PHKo6ZBg0Ql3KCnA5IGJ86/ELFRMPXT mnCz6vwUq/zD2sVs8DmUDnZM2lL05HRU2RpO003y7vQCU+PTqL20DkYSeYNw0yXkzzzj E73w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:subject:to:cc:message-id:date:user-agent :mime-version:content-language:content-transfer-encoding; bh=sAFLjN4ixxy17kgbFWahJMbPyXmphyBag2SqscTf81U=; b=IArJ7Gth68fnCyWii8K0RGFBNyA3khGDH9mNigfBdy6QDJGThd01NTJ+6Q6ixCx26H XIuaY178p/zhk6R+KAOI9kTSJCceskpHnc+AWFfgF56CV+FnRiea6H4U/qm9qgxdj3KY ZTomaYX8F1GVkN88djqqVzFmuE2vOINjFebXzTTo6nKL5B24ip4KHlOgQv9ZaNocs0YQ ihsgjGF6n9mlM16+gE7Eur/P5T9XKDTFVeKanYP4gz45XDGsob/FNS0u4GpnUfuAqboL L9l+qa6y3V9R20ZteXd5JUdrbeRS5gc7+HINL9QoM/fAuynvaPwIuox1BHTRNXpw8ksd PqzA== X-Gm-Message-State: AOAM5334g+NCbwBe03c8JkfQMDqkHGqdodvHZL6EDH/xYZGG7isnSnmx hrPLpXZAH2G4ezBC9EZO5PY= X-Google-Smtp-Source: ABdhPJyIXiEIUfwfazgmJaWSHB/oz7V51EN1FrvzBr4dTC9NTfkCsHD2QEpvmenUDs3pPo9PQGaEow== X-Received: by 2002:a1c:3502:: with SMTP id c2mr5022741wma.79.1604499793388; Wed, 04 Nov 2020 06:23:13 -0800 (PST) Received: from ?IPv6:2003:ea:8f23:2800:d177:63da:d01d:cf70? (p200300ea8f232800d17763dad01dcf70.dip0.t-ipconnect.de. [2003:ea:8f23:2800:d177:63da:d01d:cf70]) by smtp.googlemail.com with ESMTPSA id m126sm2356252wmm.0.2020.11.04.06.23.12 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 04 Nov 2020 06:23:12 -0800 (PST) From: Heiner Kallweit Subject: [PATCH net-next v2 00/10] net: add and use dev_get_tstats64 To: Jakub Kicinski , David Miller , Alexey Kuznetsov , Hideaki YOSHIFUJI , Andrew Lunn , Vivien Didelot , Florian Fainelli , Vladimir Oltean , Russell King , Pablo Neira Ayuso , Harald Welte , "Jason A. Donenfeld" , Herbert Xu Cc: "netdev@vger.kernel.org" , osmocom-net-gprs@lists.osmocom.org, wireguard@lists.zx2c4.com, Steffen Klassert Message-ID: <059fcb95-fba8-673e-0cd6-fb26e8ed4861@gmail.com> Date: Wed, 4 Nov 2020 15:23:04 +0100 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.4.0 MIME-Version: 1.0 Content-Language: en-US Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org It's a frequent pattern to use netdev->stats for the less frequently accessed counters and per-cpu counters for the frequently accessed counters (rx/tx bytes/packets). Add a default ndo_get_stats64() implementation for this use case. Subsequently switch more drivers to use this pattern. v2: - add patches for replacing ip_tunnel_get_stats64 Requested additional migrations will come in a separate series. Heiner Kallweit (10): net: core: add dev_get_tstats64 as a ndo_get_stats64 implementation net: dsa: use net core stats64 handling tun: switch to net core provided statistics counters ip6_tunnel: switch to dev_get_tstats64 net: switch to dev_get_tstats64 gtp: switch to dev_get_tstats64 wireguard: switch to dev_get_tstats64 vti: switch to dev_get_tstats64 ipv4/ipv6: switch to dev_get_tstats64 net: remove ip_tunnel_get_stats64 drivers/net/bareudp.c | 2 +- drivers/net/geneve.c | 2 +- drivers/net/gtp.c | 2 +- drivers/net/tun.c | 127 ++++++++------------------------- drivers/net/vxlan.c | 4 +- drivers/net/wireguard/device.c | 2 +- include/linux/netdevice.h | 1 + include/net/ip_tunnels.h | 2 - net/core/dev.c | 15 ++++ net/dsa/dsa.c | 7 +- net/dsa/dsa_priv.h | 2 - net/dsa/slave.c | 29 ++------ net/ipv4/ip_gre.c | 6 +- net/ipv4/ip_tunnel_core.c | 9 --- net/ipv4/ip_vti.c | 2 +- net/ipv4/ipip.c | 2 +- net/ipv6/ip6_gre.c | 6 +- net/ipv6/ip6_tunnel.c | 32 +-------- net/ipv6/ip6_vti.c | 2 +- net/ipv6/sit.c | 2 +- 20 files changed, 72 insertions(+), 184 deletions(-)