linux-kernel - [PATCH 2/6] net: gianfar: Extend statistics counters to 64-bit

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Message-Id: <c4536afc2cef56eec435103dcb303021f1e6f557.1623922686.git.esben@geanix.com>
Date:   Thu, 17 Jun 2021 11:49:17 +0200
From:   Esben Haabendal <esben@...nix.com>
To:     netdev@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org,
        Rasmus Villemoes <linux@...musvillemoes.dk>,
        Claudiu Manoil <claudiu.manoil@....com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
Subject: [PATCH 2/6] net: gianfar: Extend statistics counters to 64-bit

No reason to wrap counter values at 2^32.  Especially the bytes counters
can wrap pretty fast on Gbit networks.

Signed-off-by: Esben Haabendal <esben@...nix.com>
---
 drivers/net/ethernet/freescale/gianfar.h | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/net/ethernet/freescale/gianfar.h b/drivers/net/ethernet/freescale/gianfar.h
index 5ea47df93e5e..d8ae5353e881 100644
--- a/drivers/net/ethernet/freescale/gianfar.h
+++ b/drivers/net/ethernet/freescale/gianfar.h
@@ -913,8 +913,8 @@ enum {
  * Per TX queue stats
  */
 struct tx_q_stats {
-	unsigned long tx_packets;
-	unsigned long tx_bytes;
+	u64 tx_packets;
+	u64 tx_bytes;
 };
 
 /**
@@ -963,9 +963,9 @@ struct gfar_priv_tx_q {
  * Per RX queue stats
  */
 struct rx_q_stats {
-	unsigned long rx_packets;
-	unsigned long rx_bytes;
-	unsigned long rx_dropped;
+	u64 rx_packets;
+	u64 rx_bytes;
+	u64 rx_dropped;
 };
 
 struct gfar_rx_buff {
-- 
2.32.0