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[2003:ea:8f00:6a00:51b7:bf4f:604:7d3d]) by smtp.googlemail.com with ESMTPSA id x2sm9504409edr.65.2020.10.11.12.44.41 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 11 Oct 2020 12:44:42 -0700 (PDT) Subject: [PATCH net-next 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: <7debf7e5-ea7f-6fec-4f58-7dd6c8f28b7b@gmail.com> Date: Sun, 11 Oct 2020 21:43:18 +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 --- 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 = {