From patchwork Mon Oct 12 08:06:44 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Heiner Kallweit X-Patchwork-Id: 11831861 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 D6C4514D5 for ; Mon, 12 Oct 2020 08:22:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AAE6720E65 for ; Mon, 12 Oct 2020 08:22:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="gdWvMc+d" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728690AbgJLIWS (ORCPT ); Mon, 12 Oct 2020 04:22:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38278 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726796AbgJLIVs (ORCPT ); Mon, 12 Oct 2020 04:21:48 -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 E1111C0613D0; Mon, 12 Oct 2020 01:21:47 -0700 (PDT) Received: by mail-ej1-x643.google.com with SMTP id e22so22009148ejr.4; Mon, 12 Oct 2020 01:21:47 -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=1wOWozXJ4utk2al1FxKRLR9aiEc2n/7R7pCk8KlT/EY=; b=gdWvMc+ds5lggRfkD+SUMGUuH638xQkwAy+e8n5Mo7ZRSDYEPzaQtR9qfL++MOHP20 va97/CqWm8hgjDrEzG2Hcg36FXA5MGYZqe4cXAP3EtfNmxLRRM+z4aZkd1av+qmz3vKJ Hdb/EbLySehHW9Lnwdok4qok7d36BK2J4cmWsgto/oGZRRT9W9X9mBYmgTLe+5XbAzAq PlIBELAmZtoMmLhS3/E59H5AU2F7w43TqXNZ1ZGiQAYY5AUfa0/GYYWjvEuf2lOfJgd2 9NvJWF1sBhqoPd+8EIXuDQRt1to6QYk60Yc3HXpSawKyP0ZIINF96WNCqYC/SkbBjEer tiOA== 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=1wOWozXJ4utk2al1FxKRLR9aiEc2n/7R7pCk8KlT/EY=; b=nHyVRNssQM28Ay0haSKc5D7HODo+0qbFmIka6jIREo03QcBk3qgEnqa/amhMbwlHrq cZMYYYBcbmbugGkIj3WiZmxvBBBJuFU+ZxWGBOL9UvODAh90RKtr4VHaZBTbs+oBiORy EjEadmD1xef5Sro/vegRigB+7Y36dHt3CBM+19PFm/hM6EsA66FFfy7TZEeUBHr7KFl1 49WkuYfWec4Ndld3T/y61DA7YlJoUrTZpzGQgkieQNmNoCQJl4IrJKz1zZADO536kKKM yHkzOrOwlWUg1ypfSUZMejc3NFwWEExngk0vn1FRbXG02BnwTk6mD1r0fURDw9r6GvI1 j66A== X-Gm-Message-State: AOAM533zayrkUCB1N/SCKm+6msjSDj0Dsk/ag0QY+jmQik8CIBth3b0a pIB7hZ7lCe+C/SVuWTxlE7Qe69k+PiU4lw== X-Google-Smtp-Source: ABdhPJybN133vx8Ykqx0BlhQOoR1nEkI9d6/vMogtaA8z/z2ZiUyyQ5Qlyid6QSVeywYp3JCUY3mxA== X-Received: by 2002:a17:906:a8b:: with SMTP id y11mr26283425ejf.302.1602490906538; Mon, 12 Oct 2020 01:21:46 -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 lb11sm10190517ejb.27.2020.10.12.01.21.45 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 12 Oct 2020 01:21:46 -0700 (PDT) Subject: [PATCH net-next v2 04/12] net: usb: qmi_wwan: 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: <2c97b75b-107e-0ab6-d9ef-9f38bb03f495@gmail.com> Date: Mon, 12 Oct 2020 10:06:44 +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-rdma@vger.kernel.org Simplify the code by using new function dev_fetch_sw_netstats(). Signed-off-by: Heiner Kallweit Acked-by: Bjørn Mork --- drivers/net/usb/qmi_wwan.c | 24 +----------------------- 1 file changed, 1 insertion(+), 23 deletions(-) diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index 5ca1356b8..a322f5187 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -126,31 +126,9 @@ static void qmimux_get_stats64(struct net_device *net, struct rtnl_link_stats64 *stats) { struct qmimux_priv *priv = netdev_priv(net); - unsigned int start; - int cpu; netdev_stats_to_stats64(stats, &net->stats); - - for_each_possible_cpu(cpu) { - struct pcpu_sw_netstats *stats64; - u64 rx_packets, rx_bytes; - u64 tx_packets, tx_bytes; - - stats64 = per_cpu_ptr(priv->stats64, cpu); - - do { - start = u64_stats_fetch_begin_irq(&stats64->syncp); - rx_packets = stats64->rx_packets; - rx_bytes = stats64->rx_bytes; - tx_packets = stats64->tx_packets; - tx_bytes = stats64->tx_bytes; - } while (u64_stats_fetch_retry_irq(&stats64->syncp, start)); - - stats->rx_packets += rx_packets; - stats->rx_bytes += rx_bytes; - stats->tx_packets += tx_packets; - stats->tx_bytes += tx_bytes; - } + dev_fetch_sw_netstats(stats, priv->stats64); } static const struct net_device_ops qmimux_netdev_ops = {