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[2003:ea:8f00:6a00:51b7:bf4f:604:7d3d]) by smtp.googlemail.com with ESMTPSA id a22sm9549717ejs.25.2020.10.11.12.44.32 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 11 Oct 2020 12:44:32 -0700 (PDT) Subject: [PATCH net-next 05/12] net: usbnet: 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 21:39:28 +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-wireless@vger.kernel.org Simplify the code by using new function dev_fetch_sw_netstats(). Signed-off-by: Heiner Kallweit --- drivers/net/usb/usbnet.c | 24 +----------------------- 1 file changed, 1 insertion(+), 23 deletions(-) diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c index 963d260d1..6062dc278 100644 --- a/drivers/net/usb/usbnet.c +++ b/drivers/net/usb/usbnet.c @@ -983,31 +983,9 @@ EXPORT_SYMBOL_GPL(usbnet_set_link_ksettings); void usbnet_get_stats64(struct net_device *net, struct rtnl_link_stats64 *stats) { struct usbnet *dev = 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(dev->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, dev->stats64); } EXPORT_SYMBOL_GPL(usbnet_get_stats64); -- 2.28.0