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veth: distinguish between rx_drops and xdp_drops 

Distinguish between rx_drops and xdp_drops since the latter is already
reported in rx_packets. Report xdp_drops in ethtool statistics

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Lorenzo Bianconi 2020-03-19 17:41:27 +01:00 committed by David S. Miller
parent 1c5b82e55f
commit 66fe4a0788
1 changed files with 7 additions and 5 deletions
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12
drivers/net/veth.c
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@ -90,6 +90,7 @@ static const struct veth_q_stat_desc veth_rq_stats_desc[] = {
{ "xdp_packets", VETH_RQ_STAT(xdp_packets) },
{ "xdp_bytes", VETH_RQ_STAT(xdp_bytes) },
{ "xdp_drops", VETH_RQ_STAT(xdp_drops) },
{ "rx_drops", VETH_RQ_STAT(rx_drops) },
};
#define VETH_RQ_STATS_LEN ARRAY_SIZE(veth_rq_stats_desc)
@ -294,7 +295,7 @@ static void veth_stats_rx(struct veth_stats *result, struct net_device *dev)
result->xdp_packets = 0;
result->xdp_bytes = 0;
result->xdp_drops = 0;
result->rx_drops = 0;
for (i = 0; i < dev->num_rx_queues; i++) {
struct veth_rq_stats *stats = &priv->rq[i].stats;
u64 packets, bytes, drops;
@ -304,11 +305,11 @@ static void veth_stats_rx(struct veth_stats *result, struct net_device *dev)
start = u64_stats_fetch_begin_irq(&stats->syncp);
packets = stats->vs.xdp_packets;
bytes = stats->vs.xdp_bytes;
drops = stats->vs.xdp_drops;
drops = stats->vs.rx_drops;
} while (u64_stats_fetch_retry_irq(&stats->syncp, start));
result->xdp_packets += packets;
result->xdp_bytes += bytes;
result->xdp_drops += drops;
result->rx_drops += drops;
}
}
@ -325,7 +326,7 @@ static void veth_get_stats64(struct net_device *dev,
tot->tx_packets = packets;
veth_stats_rx(&rx, dev);
tot->rx_dropped = rx.xdp_drops;
tot->rx_dropped = rx.rx_drops;
tot->rx_bytes = rx.xdp_bytes;
tot->rx_packets = rx.xdp_packets;
@ -753,7 +754,8 @@ static int veth_xdp_rcv(struct veth_rq *rq, int budget,
u64_stats_update_begin(&rq->stats.syncp);
rq->stats.vs.xdp_bytes += stats->xdp_bytes;
rq->stats.vs.xdp_drops += stats->xdp_drops + stats->rx_drops;
rq->stats.vs.xdp_drops += stats->xdp_drops;
rq->stats.vs.rx_drops += stats->rx_drops;
rq->stats.vs.xdp_packets += done;
u64_stats_update_end(&rq->stats.syncp);