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Date: Mon, 12 Oct 2020 10:03:02 +0200 From: Heiner Kallweit <hkallweit1@...il.com> To: David Miller <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>, Bjørn Mork <bjorn@...k.no>, Oliver Neukum <oneukum@...e.com>, Igor Mitsyanko <imitsyanko@...ntenna.com>, Sergey Matyukevich <geomatsi@...il.com>, Kalle Valo <kvalo@...eaurora.org>, Roopa Prabhu <roopa@...dia.com>, Nikolay Aleksandrov <nikolay@...dia.com>, Andrew Lunn <andrew@...n.ch>, Vivien Didelot <vivien.didelot@...il.com>, Florian Fainelli <f.fainelli@...il.com>, Vladimir Oltean <olteanv@...il.com>, Alexey Kuznetsov <kuznet@....inr.ac.ru>, Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>, Johannes Berg <johannes@...solutions.net>, Pravin B Shelar <pshelar@....org>, Steffen Klassert <steffen.klassert@...unet.com>, Herbert Xu <herbert@...dor.apana.org.au> Cc: "netdev@...r.kernel.org" <netdev@...r.kernel.org>, linux-rdma@...r.kernel.org, Linux USB Mailing List <linux-usb@...r.kernel.org>, linux-wireless <linux-wireless@...r.kernel.org>, bridge@...ts.linux-foundation.org Subject: [PATCH net-next v2 02/12] IB/hfi1: use new function dev_fetch_sw_netstats Simplify the code by using new function dev_fetch_sw_netstats(). Signed-off-by: Heiner Kallweit <hkallweit1@...il.com> --- 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
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