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[2003:ea:8f00:6a00:f90c:2907:849f:701c]) by smtp.googlemail.com with ESMTPSA id k9sm9480801ejv.113.2020.10.12.01.21.51 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 12 Oct 2020 01:21:52 -0700 (PDT) Subject: [PATCH net-next v2 08/12] net: dsa: 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: Mon, 12 Oct 2020 10:16:18 +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-usb@vger.kernel.org Simplify the code by using new function dev_fetch_sw_netstats(). Signed-off-by: Heiner Kallweit Tested-by: Vladimir Oltean Reviewed-by: Florian Fainelli --- net/dsa/slave.c | 21 +-------------------- 1 file changed, 1 insertion(+), 20 deletions(-) diff --git a/net/dsa/slave.c b/net/dsa/slave.c index e7c1d62fd..3bc5ca40c 100644 --- a/net/dsa/slave.c +++ b/net/dsa/slave.c @@ -1221,28 +1221,9 @@ static void dsa_slave_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) { struct dsa_slave_priv *p = netdev_priv(dev); - struct pcpu_sw_netstats *s; - unsigned int start; - int i; netdev_stats_to_stats64(stats, &dev->stats); - for_each_possible_cpu(i) { - u64 tx_packets, tx_bytes, rx_packets, rx_bytes; - - s = per_cpu_ptr(p->stats64, i); - do { - start = u64_stats_fetch_begin_irq(&s->syncp); - tx_packets = s->tx_packets; - tx_bytes = s->tx_bytes; - rx_packets = s->rx_packets; - rx_bytes = s->rx_bytes; - } while (u64_stats_fetch_retry_irq(&s->syncp, start)); - - stats->tx_packets += tx_packets; - stats->tx_bytes += tx_bytes; - stats->rx_packets += rx_packets; - stats->rx_bytes += rx_bytes; - } + dev_fetch_sw_netstats(stats, p->stats64); } static int dsa_slave_get_rxnfc(struct net_device *dev,