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Mon, 09 Dec 2024 18:27:11 -0800 (PST) From: Yafang Shao To: saeedm@nvidia.com, tariqt@nvidia.com, leon@kernel.org, gal@nvidia.com, kuba@kernel.org Cc: netdev@vger.kernel.org, linux-rdma@vger.kernel.org, Yafang Shao , Tariq Toukan Subject: [PATCH v4 net-next] net/mlx5e: Report rx_discards_phy via rx_dropped Date: Tue, 10 Dec 2024 10:27:06 +0800 Message-Id: <20241210022706.6665-1-laoar.shao@gmail.com> X-Mailer: git-send-email 2.37.1 (Apple Git-137.1) Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Patchwork-Delegate: kuba@kernel.org We noticed a high number of rx_discards_phy events on certain servers while running `ethtool -S`. However, this critical counter is not currently included in the standard /proc/net/dev statistics file, making it difficult to monitor effectively—especially given the diversity of vendors across a large fleet of servers. Let's report it via the standard rx_dropped metric. Suggested-by: Jakub Kicinski Signed-off-by: Yafang Shao Cc: Tariq Toukan Cc: Saeed Mahameed Cc: Leon Romanovsky Cc: Gal Pressman Cc: Jakub Kicinski Reviewed-by: Simon Horman Reviewed-by: Tariq Toukan --- drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index e601324a690a..3117fafdabcd 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -3916,6 +3916,7 @@ mlx5e_get_stats(struct net_device *dev, struct rtnl_link_stats64 *stats) } stats->rx_missed_errors = priv->stats.qcnt.rx_out_of_buffer; + stats->rx_dropped = PPORT_2863_GET(pstats, if_in_discards); stats->rx_length_errors = PPORT_802_3_GET(pstats, a_in_range_length_errors) +