From patchwork Sun Oct 11 19:37:27 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Heiner Kallweit X-Patchwork-Id: 11831101 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 F2DC21580 for ; Sun, 11 Oct 2020 19:44:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D74D8215A4 for ; Sun, 11 Oct 2020 19:44:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Q5lnieRy" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726799AbgJKTog (ORCPT ); Sun, 11 Oct 2020 15:44:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34890 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726363AbgJKToa (ORCPT ); Sun, 11 Oct 2020 15:44:30 -0400 Received: from mail-ed1-x543.google.com (mail-ed1-x543.google.com [IPv6:2a00:1450:4864:20::543]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 34CB8C0613CE; Sun, 11 Oct 2020 12:44:30 -0700 (PDT) Received: by mail-ed1-x543.google.com with SMTP id g4so14768226edk.0; Sun, 11 Oct 2020 12:44:30 -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=EZ+IbzJK89SwFCG1NFlS+aDcNGqO/ZCcv8sBQgOTnbQ=; b=Q5lnieRyCQZ5zd2SF0Mk3WmIFGDyUVUssOdeCD8lc3yUbDMmQSfIceUIZDJD1ziTid UpdveLcfluozFcho52hX0WGEcaEWmht89BDElLcj+INusCxDIn2Hi+5O6wD9d9+9TIP/ UHyu9yRinC5Drnjr6IXrCJs2aWVdbE25MyTxaf1Ix8mpwK+FWjqVyljpzTOnRIXq5fnm 6orjO3HjwdCHFmSUftqjvZ79fMoVK8qan/oR6kSI4oppGq6v+wOpTCceAL8xANG9k7sy jr+R89DabS/rK67qjxd/DP7Oim1OIOLONfuTd9J0yeqRvpjAa1AfDnwSk1xYXZ6/R3WS 4CaQ== 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=EZ+IbzJK89SwFCG1NFlS+aDcNGqO/ZCcv8sBQgOTnbQ=; b=aeiz70dD/PR3/eDzo2RSaDF45C+LAsIv/lz7qj3AuvyWdu4smkG6Zm6pUo3vknLWnr AX7QAF5FpX/EtGILnmhWAbTwRjtQaTJBj8Zl6iTeUsQy6sGgK4UWnkzjf4Q0DW9/vGaM 83c8rH0Q++GbWvQDh8QcfxsCggUsDnlJqM2Vn+ZA2w6u5nOnnz9bZ36JlViovDJvT8BS +4PB4CN6zdUWYB9a3faBRcHAmQkNcGP6s5UhJ7wADo0vXMkLnHkpkHT8tb2Q0VoLgSDZ suy9pMFrZZR/v4bie1PjOxSrEolhhM6FNrYeBSasibXKxs5I1GiFcQgIlYUBWmdKkOF8 TU+A== X-Gm-Message-State: AOAM532/Cm6ZJi85TmSWhBZuhHrbNnx802T5mvX3J0y9OGOFS5AmtNK5 7h6L8p4CM9me5Z7C7yNsGQI= X-Google-Smtp-Source: ABdhPJywQ+R+H1rk9eh41GmJjhl4nVCXD+sXnrNDIy47ZFPHuQj6lo4yAA1QYX1bBk6TeUjRVsZwpg== X-Received: by 2002:aa7:c683:: with SMTP id n3mr10332705edq.146.1602445468817; Sun, 11 Oct 2020 12:44:28 -0700 (PDT) Received: from ?IPv6:2003:ea:8f00:6a00:51b7:bf4f:604:7d3d? 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[2003:ea:8f00:6a00:51b7:bf4f:604:7d3d]) by smtp.googlemail.com with ESMTPSA id k18sm9421345ejk.42.2020.10.11.12.44.27 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 11 Oct 2020 12:44:28 -0700 (PDT) Subject: [PATCH net-next 02/12] IB/hfi1: 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: Date: Sun, 11 Oct 2020 21:37:27 +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 --- drivers/infiniband/hw/hfi1/ipoib_main.c | 34 +------------------------ 1 file changed, 1 insertion(+), 33 deletions(-) diff --git a/drivers/infiniband/hw/hfi1/ipoib_main.c b/drivers/infiniband/hw/hfi1/ipoib_main.c index 014351ebb..9f71b9d70 100644 --- a/drivers/infiniband/hw/hfi1/ipoib_main.c +++ b/drivers/infiniband/hw/hfi1/ipoib_main.c @@ -97,41 +97,9 @@ static void hfi1_ipoib_dev_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *storage) { struct hfi1_ipoib_dev_priv *priv = hfi1_ipoib_priv(dev); - u64 rx_packets = 0ull; - u64 rx_bytes = 0ull; - u64 tx_packets = 0ull; - u64 tx_bytes = 0ull; - int i; netdev_stats_to_stats64(storage, &dev->stats); - - for_each_possible_cpu(i) { - const struct pcpu_sw_netstats *stats; - unsigned int start; - u64 trx_packets; - u64 trx_bytes; - u64 ttx_packets; - u64 ttx_bytes; - - stats = per_cpu_ptr(priv->netstats, i); - do { - start = u64_stats_fetch_begin_irq(&stats->syncp); - trx_packets = stats->rx_packets; - trx_bytes = stats->rx_bytes; - ttx_packets = stats->tx_packets; - ttx_bytes = stats->tx_bytes; - } while (u64_stats_fetch_retry_irq(&stats->syncp, start)); - - rx_packets += trx_packets; - rx_bytes += trx_bytes; - tx_packets += ttx_packets; - tx_bytes += ttx_bytes; - } - - storage->rx_packets += rx_packets; - storage->rx_bytes += rx_bytes; - storage->tx_packets += tx_packets; - storage->tx_bytes += tx_bytes; + dev_fetch_sw_netstats(storage, priv->netstats); } static const struct net_device_ops hfi1_ipoib_netdev_ops = {