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mac80211: use new function dev_fetch_sw_netstats

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Simplify the code by using new function dev_fetch_sw_netstats().

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Link: https://lore.kernel.org/r/93dda477-70ae-0ccf-71b4-bfebb66c9beb@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Heiner Kallweit 2020-10-12 10:18:19 +02:00 committed by Jakub Kicinski
parent cf89f18fa4
commit 6401297e76
1 changed files with 1 additions and 22 deletions
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23
net/mac80211/iface.c
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@ -709,28 +709,7 @@ static u16 ieee80211_netdev_select_queue(struct net_device *dev,
static void
ieee80211_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats)
{
int i;
for_each_possible_cpu(i) {
const struct pcpu_sw_netstats *tstats;
u64 rx_packets, rx_bytes, tx_packets, tx_bytes;
unsigned int start;
tstats = per_cpu_ptr(dev->tstats, i);
do {
start = u64_stats_fetch_begin_irq(&tstats->syncp);
rx_packets = tstats->rx_packets;
tx_packets = tstats->tx_packets;
rx_bytes = tstats->rx_bytes;
tx_bytes = tstats->tx_bytes;
} while (u64_stats_fetch_retry_irq(&tstats->syncp, start));
stats->rx_packets += rx_packets;
stats->tx_packets += tx_packets;
stats->rx_bytes += rx_bytes;
stats->tx_bytes += tx_bytes;
}
dev_fetch_sw_netstats(stats, dev->tstats);
}
static const struct net_device_ops ieee80211_dataif_ops = {