Commit 3ed91226 authored by Eric Dumazet's avatar Eric Dumazet Committed by David S. Miller
Browse files

net: nlmon: use standard dev_lstats_add() and dev_lstats_read() 



No need to hand-code the exact same functions.

Signed-off-by: default avatarEric Dumazet <edumazet@google.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent dd5382a0

drivers/net/nlmon.c

+3 −25
Original line number Diff line number Diff line
@@ -9,13 +9,7 @@ 


static netdev_tx_t nlmon_xmit(struct sk_buff *skb, struct net_device *dev)

{

	int len = skb->len;

	struct pcpu_lstats *stats = this_cpu_ptr(dev->lstats);



	u64_stats_update_begin(&stats->syncp);

	stats->bytes += len;

	stats->packets++;

	u64_stats_update_end(&stats->syncp);

	dev_lstats_add(dev, skb->len);



	dev_kfree_skb(skb);
@@ -56,25 +50,9 @@ static int nlmon_close(struct net_device *dev) 
static void

nlmon_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats)

{

	int i;

	u64 bytes = 0, packets = 0;



	for_each_possible_cpu(i) {

		const struct pcpu_lstats *nl_stats;

		u64 tbytes, tpackets;

		unsigned int start;



		nl_stats = per_cpu_ptr(dev->lstats, i);

	u64 packets, bytes;



		do {

			start = u64_stats_fetch_begin_irq(&nl_stats->syncp);

			tbytes = nl_stats->bytes;

			tpackets = nl_stats->packets;

		} while (u64_stats_fetch_retry_irq(&nl_stats->syncp, start));



		packets += tpackets;

		bytes += tbytes;

	}

	dev_lstats_read(dev, &packets, &bytes);



	stats->rx_packets = packets;

	stats->tx_packets = 0;