From patchwork Mon Oct 12 08:19:12 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Heiner Kallweit X-Patchwork-Id: 11831883 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 3769814D5 for ; Mon, 12 Oct 2020 08:22:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 11FE1208FE for ; Mon, 12 Oct 2020 08:22:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="HiO2yT5U" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728487AbgJLIWQ (ORCPT ); Mon, 12 Oct 2020 04:22:16 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38322 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727267AbgJLIWA (ORCPT ); Mon, 12 Oct 2020 04:22:00 -0400 Received: from mail-ej1-x643.google.com (mail-ej1-x643.google.com [IPv6:2a00:1450:4864:20::643]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 46018C0613D6; Mon, 12 Oct 2020 01:21:59 -0700 (PDT) Received: by mail-ej1-x643.google.com with SMTP id ce10so21985713ejc.5; Mon, 12 Oct 2020 01:21:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:from:to:cc:references:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=gfr3ALYPLKmxZda8jB3ld1N0hpEXjoqgwocV8/nd3X0=; b=HiO2yT5UTj6vL6bTfSks3cTWpyMXE/SKZWGyx2SnXbAhSg52eznHTmoLgXMUze6Xdv srxTM60eheaVspO7HvDZbo75pC+4ORAhuC+aWwABK7ngrr8fcBKl0X8O6pYPBNz2GE1J Zv8Qcc1bJuoTMQN8M7GtgZvabx9aAGgsQTtusQky8VivWdI/lgIm96TwDznP45A4Y56U r8D8fJmBHuFC3fLJV+xrGLWi3x7oor1VidkpI4lZuEbnlriog+sNoEVrKwpFySEw0JD0 GtMCUpH0z1SXDATR3ZCe+zoSWCsUQ4xn1at2vKcbIZHPLwiU2mO2sc/er1VofIR6tg2D fwtg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:from:to:cc:references:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=gfr3ALYPLKmxZda8jB3ld1N0hpEXjoqgwocV8/nd3X0=; b=n2uLX4KxZyFw7Js0iCNlD+bfpaaT0HylihFrM1kTAuvjp7MdBNVU19pQCCVc6+J6or rC3vLeWUNEZM/7FNGeuD+0ODiEiii3NIU8TCAZRPhsFSGOtFP0GWBpu78StGMF+HQaLO iZkcriVzsxmuU7n0k+nqhVqqZFzP4f0fKbmun2UVMDyGTB3hfFCtEERrv/vGg+1M7VUS ot0QsOyTMSUf0kkQnmc8Z8hRvvhtDqRdqYiCWSc20FwTQubybENCfkk+09qp3dgfmmv/ xxqnSDzC3scTsq3d+S5v5/u45KmiQqgS/sawjVl6RCyhr9+3xEPEWjJEXyA/lL6Lb+Qf pToA== X-Gm-Message-State: AOAM532O6Pk98XEjj3fdZGsOITUZ90yf9XYTFm/fcAqOmTVblT0XkKAL 4ZFMdK2sO+tFprhR+Uj1YuI= X-Google-Smtp-Source: ABdhPJxS7FlN03fx5BkaqnAreInjWiPKOWXxXRAr59axtAnnO3Qa/FU7KbcEV3jlPhgKS5wIpdfZKA== X-Received: by 2002:a17:906:783:: with SMTP id l3mr27810367ejc.253.1602490917909; Mon, 12 Oct 2020 01:21:57 -0700 (PDT) Received: from ?IPv6:2003:ea:8f00:6a00:f90c:2907:849f:701c? 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[2003:ea:8f00:6a00:f90c:2907:849f:701c]) by smtp.googlemail.com with ESMTPSA id q10sm10280337ejb.117.2020.10.12.01.21.56 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 12 Oct 2020 01:21:57 -0700 (PDT) Subject: [PATCH net-next v2 11/12] net: openvswitch: use new function dev_fetch_sw_netstats From: Heiner Kallweit To: David Miller , Jakub Kicinski , =?utf-8?q?Bj=C3=B8rn_Mork?= , Oliver Neukum , Igor Mitsyanko , Sergey Matyukevich , Kalle Valo , Roopa Prabhu , Nikolay Aleksandrov , Andrew Lunn , Vivien Didelot , Florian Fainelli , Vladimir Oltean , Alexey Kuznetsov , Hideaki YOSHIFUJI , Johannes Berg , Pravin B Shelar , Steffen Klassert , Herbert Xu Cc: "netdev@vger.kernel.org" , linux-rdma@vger.kernel.org, Linux USB Mailing List , linux-wireless , bridge@lists.linux-foundation.org References: Message-ID: <5e52dc91-97b1-82b0-214b-65d404e4a2ec@gmail.com> Date: Mon, 12 Oct 2020 10:19:12 +0200 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.12.1 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Simplify the code by using new function dev_fetch_sw_netstats(). Signed-off-by: Heiner Kallweit --- net/openvswitch/vport-internal_dev.c | 20 +------------------- 1 file changed, 1 insertion(+), 19 deletions(-) diff --git a/net/openvswitch/vport-internal_dev.c b/net/openvswitch/vport-internal_dev.c index d8fe66eea..1e30d8df3 100644 --- a/net/openvswitch/vport-internal_dev.c +++ b/net/openvswitch/vport-internal_dev.c @@ -86,31 +86,13 @@ static void internal_dev_destructor(struct net_device *dev) static void internal_get_stats(struct net_device *dev, struct rtnl_link_stats64 *stats) { - int i; - memset(stats, 0, sizeof(*stats)); stats->rx_errors = dev->stats.rx_errors; stats->tx_errors = dev->stats.tx_errors; stats->tx_dropped = dev->stats.tx_dropped; stats->rx_dropped = dev->stats.rx_dropped; - for_each_possible_cpu(i) { - const struct pcpu_sw_netstats *percpu_stats; - struct pcpu_sw_netstats local_stats; - unsigned int start; - - percpu_stats = per_cpu_ptr(dev->tstats, i); - - do { - start = u64_stats_fetch_begin_irq(&percpu_stats->syncp); - local_stats = *percpu_stats; - } while (u64_stats_fetch_retry_irq(&percpu_stats->syncp, start)); - - stats->rx_bytes += local_stats.rx_bytes; - stats->rx_packets += local_stats.rx_packets; - stats->tx_bytes += local_stats.tx_bytes; - stats->tx_packets += local_stats.tx_packets; - } + dev_fetch_sw_netstats(stats, dev->tstats); } static const struct net_device_ops internal_dev_netdev_ops = {