[PATCH net-next 07/12] net: bridge: use new function dev_fetch_sw_netstats
flat view
STALE2207d
SUPERSEDED
From: Heiner Kallweit <hkallweit1@gmail.com>
Date: 2020-10-11 19:44:40
Also in:
bridge, linux-rdma, linux-usb, linux-wireless
Subsystem:
ethernet bridge, networking [general], the rest · Maintainers:
Nikolay Aleksandrov, Ido Schimmel, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
Status: Superseded by v2 (posted 2020-10-12). [go to v2]
Revision v1 (2 revisions archived).
Revisions (2)
- v1 current
- v2 [diff against previous]
Simplify the code by using new function dev_fetch_sw_netstats(). Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com> --- net/bridge/br_device.c | 21 +-------------------- 1 file changed, 1 insertion(+), 20 deletions(-)
diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c
index 9a2fb4aa1..6f742fee8 100644
--- a/net/bridge/br_device.c
+++ b/net/bridge/br_device.c@@ -206,27 +206,8 @@ static void br_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) { struct net_bridge *br = netdev_priv(dev); - struct pcpu_sw_netstats tmp, sum = { 0 }; - unsigned int cpu; - - for_each_possible_cpu(cpu) { - unsigned int start; - const struct pcpu_sw_netstats *bstats - = per_cpu_ptr(br->stats, cpu); - do { - start = u64_stats_fetch_begin_irq(&bstats->syncp); - memcpy(&tmp, bstats, sizeof(tmp)); - } while (u64_stats_fetch_retry_irq(&bstats->syncp, start)); - sum.tx_bytes += tmp.tx_bytes; - sum.tx_packets += tmp.tx_packets; - sum.rx_bytes += tmp.rx_bytes; - sum.rx_packets += tmp.rx_packets; - } - stats->tx_bytes = sum.tx_bytes; - stats->tx_packets = sum.tx_packets; - stats->rx_bytes = sum.rx_bytes; - stats->rx_packets = sum.rx_packets; + dev_fetch_sw_netstats(stats, br->stats); } static int br_change_mtu(struct net_device *dev, int new_mtu)
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2.28.0