netdev - [PATCH net-next 05/12] net: stmmac: Add a counter for Split Header packets

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Message-Id: <6ba771d08ed41f09340edbfac734a35f1536356d.1565375521.git.joabreu@synopsys.com>
Date:   Fri,  9 Aug 2019 20:36:13 +0200
From:   Jose Abreu <Jose.Abreu@...opsys.com>
To:     netdev@...r.kernel.org
Cc:     Joao Pinto <Joao.Pinto@...opsys.com>,
        Jose Abreu <Jose.Abreu@...opsys.com>
Subject: [PATCH net-next 05/12] net: stmmac: Add a counter for Split Header packets

Add a counter that increments each time a packet with split header is
received.

Signed-off-by: Jose Abreu <joabreu@...opsys.com>
---
 drivers/net/ethernet/stmicro/stmmac/common.h         | 1 +
 drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c | 1 +
 drivers/net/ethernet/stmicro/stmmac/stmmac_main.c    | 2 ++
 3 files changed, 4 insertions(+)

diff --git a/drivers/net/ethernet/stmicro/stmmac/common.h b/drivers/net/ethernet/stmicro/stmmac/common.h
index 527f961579f4..1303ec81fd3d 100644
--- a/drivers/net/ethernet/stmicro/stmmac/common.h
+++ b/drivers/net/ethernet/stmicro/stmmac/common.h
@@ -75,6 +75,7 @@ struct stmmac_extra_stats {
 	unsigned long rx_missed_cntr;
 	unsigned long rx_overflow_cntr;
 	unsigned long rx_vlan;
+	unsigned long rx_split_hdr_pkt_n;
 	/* Tx/Rx IRQ error info */
 	unsigned long tx_undeflow_irq;
 	unsigned long tx_process_stopped_irq;
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
index 2423160ab582..eb784fdb6d32 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
@@ -65,6 +65,7 @@ static const struct stmmac_stats stmmac_gstrings_stats[] = {
 	STMMAC_STAT(rx_missed_cntr),
 	STMMAC_STAT(rx_overflow_cntr),
 	STMMAC_STAT(rx_vlan),
+	STMMAC_STAT(rx_split_hdr_pkt_n),
 	/* Tx/Rx IRQ error info */
 	STMMAC_STAT(tx_undeflow_irq),
 	STMMAC_STAT(tx_process_stopped_irq),
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 61f67cd34f21..e74c1d822aaa 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -3498,6 +3498,8 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit, u32 queue)
 				if (!(status & rx_not_ls))
 					sec_len = sec_len - hlen;
 				len = hlen;
+
+				priv->xstats.rx_split_hdr_pkt_n++;
 			}
 
 			skb = netdev_alloc_skb_ip_align(priv->dev, len);
-- 
2.7.4