From: Heiner Kallweit Date: Mon, 12 Oct 2020 08:06:44 +0000 (+0200) Subject: net: usb: qmi_wwan: use new function dev_fetch_sw_netstats X-Git-Tag: io_uring-5.10-2020-10-20~32^2~8^2~8 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=ec173778e96ed48e3b9b16de9029695845fc017c;p=linux-block.git net: usb: qmi_wwan: use new function dev_fetch_sw_netstats Simplify the code by using new function dev_fetch_sw_netstats(). Signed-off-by: Heiner Kallweit Acked-by: Bjørn Mork Link: https://lore.kernel.org/r/2c97b75b-107e-0ab6-d9ef-9f38bb03f495@gmail.com Signed-off-by: Jakub Kicinski --- diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index 5ca1356b8656..a322f51873d0 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -126,31 +126,9 @@ static void qmimux_get_stats64(struct net_device *net, struct rtnl_link_stats64 *stats) { struct qmimux_priv *priv = 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(priv->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, priv->stats64); } static const struct net_device_ops qmimux_netdev_ops = {