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[2003:ea:8f00:6a00:f90c:2907:849f:701c]) by smtp.googlemail.com with ESMTPSA id c5sm10375718edx.58.2020.10.12.01.21.42 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 12 Oct 2020 01:21:42 -0700 (PDT) Subject: [PATCH net-next v2 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: <6cad1a04-f021-d94b-45fd-7cc7cf07367d@gmail.com> Date: Mon, 12 Oct 2020 10:03:02 +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-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit 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 = { -- 2.28.0