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Date: Wed, 29 Jul 2015 19:35:32 +0530
From: Sriharsha Basavapatna <sriharsha.basavapatna@...lex.com>
To: netdev@...r.kernel.org
Subject: [PATCH net-next] be2net: Support vxlan offload stats in the driver
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@...lex.com>
---
drivers/net/ethernet/emulex/benet/be.h | 2 ++
drivers/net/ethernet/emulex/benet/be_ethtool.c | 2 ++
drivers/net/ethernet/emulex/benet/be_main.c | 7 ++++++-
3 files changed, 10 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/emulex/benet/be.h b/drivers/net/ethernet/emulex/benet/be.h
index 8cd384d..0a27805 100644
--- a/drivers/net/ethernet/emulex/benet/be.h
+++ b/drivers/net/ethernet/emulex/benet/be.h
@@ -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 */
diff --git a/drivers/net/ethernet/emulex/benet/be_ethtool.c b/drivers/net/ethernet/emulex/benet/be_ethtool.c
index d20ff05..2c9ed17 100644
--- a/drivers/net/ethernet/emulex/benet/be_ethtool.c
+++ b/drivers/net/ethernet/emulex/benet/be_ethtool.c
@@ -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
diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index 5e92db8..d86bc5d 100644
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -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)
--
2.3.0.rc2
--
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