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be2net: Support vxlan offload stats in the driver

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This patch adds vxlan offload specific counters to ethtool stats. We
provide tx/rx queue counters to show the number of vxlan offload pkts
sent/received.

Signed-off-by: Sriharsha Basavapatna <sriharsha.basavapatna@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Sriharsha Basavapatna 2015-07-29 19:35:32 +05:30 committed by David S. Miller
parent 05cc5a39dd
commit 8670f2a5ac
3 changed files with 10 additions and 1 deletions
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2
drivers/net/ethernet/emulex/benet/be.h
View File

@ -230,6 +230,7 @@ struct be_mcc_obj {
struct be_tx_stats {
u64 tx_bytes;
u64 tx_pkts;
u64 tx_vxlan_offload_pkts;
u64 tx_reqs;
u64 tx_compl;
ulong tx_jiffies;
@ -277,6 +278,7 @@ struct be_rx_page_info {
struct be_rx_stats {
u64 rx_bytes;
u64 rx_pkts;
u64 rx_vxlan_offload_pkts;
u32 rx_drops_no_skbs; /* skb allocation errors */
u32 rx_drops_no_frags; /* HW has no fetched frags */
u32 rx_post_fail; /* page post alloc failures */

2
drivers/net/ethernet/emulex/benet/be_ethtool.c
View File

@ -138,6 +138,7 @@ static const struct be_ethtool_stat et_stats[] = {
static const struct be_ethtool_stat et_rx_stats[] = {
{DRVSTAT_RX_INFO(rx_bytes)},/* If moving this member see above note */
{DRVSTAT_RX_INFO(rx_pkts)}, /* If moving this member see above note */
{DRVSTAT_RX_INFO(rx_vxlan_offload_pkts)},
{DRVSTAT_RX_INFO(rx_compl)},
{DRVSTAT_RX_INFO(rx_compl_err)},
{DRVSTAT_RX_INFO(rx_mcast_pkts)},
@ -190,6 +191,7 @@ static const struct be_ethtool_stat et_tx_stats[] = {
{DRVSTAT_TX_INFO(tx_internal_parity_err)},
{DRVSTAT_TX_INFO(tx_bytes)},
{DRVSTAT_TX_INFO(tx_pkts)},
{DRVSTAT_TX_INFO(tx_vxlan_offload_pkts)},
/* Number of skbs queued for trasmission by the driver */
{DRVSTAT_TX_INFO(tx_reqs)},
/* Number of times the TX queue was stopped due to lack

7
drivers/net/ethernet/emulex/benet/be_main.c
View File

@ -677,11 +677,14 @@ void be_link_status_update(struct be_adapter *adapter, u8 link_status)
static void be_tx_stats_update(struct be_tx_obj *txo, struct sk_buff *skb)
{
struct be_tx_stats *stats = tx_stats(txo);
u64 tx_pkts = skb_shinfo(skb)->gso_segs ? : 1;
u64_stats_update_begin(&stats->sync);
stats->tx_reqs++;
stats->tx_bytes += skb->len;
stats->tx_pkts += (skb_shinfo(skb)->gso_segs ? : 1);
stats->tx_pkts += tx_pkts;
if (skb->encapsulation && skb->ip_summed == CHECKSUM_PARTIAL)
stats->tx_vxlan_offload_pkts += tx_pkts;
u64_stats_update_end(&stats->sync);
}
@ -1957,6 +1960,8 @@ static void be_rx_stats_update(struct be_rx_obj *rxo,
stats->rx_compl++;
stats->rx_bytes += rxcp->pkt_size;
stats->rx_pkts++;
if (rxcp->tunneled)
stats->rx_vxlan_offload_pkts++;
if (rxcp->pkt_type == BE_MULTICAST_PACKET)
stats->rx_mcast_pkts++;
if (rxcp->err)