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[2003:ea:8f00:6a00:f90c:2907:849f:701c]) by smtp.googlemail.com with ESMTPSA id q3sm10177923edv.17.2020.10.12.01.21.43 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 12 Oct 2020 01:21:44 -0700 (PDT) Subject: [PATCH net-next v2 03/12] net: macsec: 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: <0d81e0f7-7784-42df-8e10-d0b77ca5b7ee@gmail.com> Date: Mon, 12 Oct 2020 10:04:11 +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/net/macsec.c | 22 +--------------------- 1 file changed, 1 insertion(+), 21 deletions(-) diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c index 2b0c8f01d..11ca5fa90 100644 --- a/drivers/net/macsec.c +++ b/drivers/net/macsec.c @@ -3647,30 +3647,10 @@ static int macsec_change_mtu(struct net_device *dev, int new_mtu) static void macsec_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *s) { - int cpu; - if (!dev->tstats) return; - for_each_possible_cpu(cpu) { - struct pcpu_sw_netstats *stats; - struct pcpu_sw_netstats tmp; - int start; - - stats = per_cpu_ptr(dev->tstats, cpu); - do { - start = u64_stats_fetch_begin_irq(&stats->syncp); - tmp.rx_packets = stats->rx_packets; - tmp.rx_bytes = stats->rx_bytes; - tmp.tx_packets = stats->tx_packets; - tmp.tx_bytes = stats->tx_bytes; - } while (u64_stats_fetch_retry_irq(&stats->syncp, start)); - - s->rx_packets += tmp.rx_packets; - s->rx_bytes += tmp.rx_bytes; - s->tx_packets += tmp.tx_packets; - s->tx_bytes += tmp.tx_bytes; - } + dev_fetch_sw_netstats(s, dev->tstats); s->rx_dropped = dev->stats.rx_dropped; s->tx_dropped = dev->stats.tx_dropped;