From c8cf78fe100b0d152a1932327c24cefc0ba4bdbe Mon Sep 17 00:00:00 2001 From: Tariq Toukan Date: Mon, 29 Aug 2016 01:13:47 +0300 Subject: [PATCH] net/mlx5e: Add ethtool counter for TX xmit_more Add a counter in ethtool for the number of times that TX xmit_more was used. Signed-off-by: Tariq Toukan Signed-off-by: Saeed Mahameed Signed-off-by: David S. Miller --- drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 1 + drivers/net/ethernet/mellanox/mlx5/core/en_stats.h | 4 ++++ drivers/net/ethernet/mellanox/mlx5/core/en_tx.c | 1 + 3 files changed, 6 insertions(+) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index 297781af53c7..2459c7f3db8d 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -155,6 +155,7 @@ static void mlx5e_update_sw_counters(struct mlx5e_priv *priv) s->tx_queue_stopped += sq_stats->stopped; s->tx_queue_wake += sq_stats->wake; s->tx_queue_dropped += sq_stats->dropped; + s->tx_xmit_more += sq_stats->xmit_more; s->tx_csum_partial_inner += sq_stats->csum_partial_inner; tx_offload_none += sq_stats->csum_none; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h index 7b9d8a989b52..499487ce3b53 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h @@ -70,6 +70,7 @@ struct mlx5e_sw_stats { u64 tx_queue_stopped; u64 tx_queue_wake; u64 tx_queue_dropped; + u64 tx_xmit_more; u64 rx_wqe_err; u64 rx_mpwqe_filler; u64 rx_mpwqe_frag; @@ -101,6 +102,7 @@ static const struct counter_desc sw_stats_desc[] = { { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_queue_stopped) }, { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_queue_wake) }, { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_queue_dropped) }, + { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_xmit_more) }, { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_wqe_err) }, { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_mpwqe_filler) }, { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_mpwqe_frag) }, @@ -298,6 +300,7 @@ struct mlx5e_sq_stats { /* commonly accessed in data path */ u64 packets; u64 bytes; + u64 xmit_more; u64 tso_packets; u64 tso_bytes; u64 tso_inner_packets; @@ -324,6 +327,7 @@ static const struct counter_desc sq_stats_desc[] = { { MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, stopped) }, { MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, wake) }, { MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, dropped) }, + { MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, xmit_more) }, }; #define NUM_SW_COUNTERS ARRAY_SIZE(sw_stats_desc) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c index 5f209ade17bf..988eca99ee0f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c @@ -375,6 +375,7 @@ static netdev_tx_t mlx5e_sq_xmit(struct mlx5e_sq *sq, struct sk_buff *skb) sq->stats.packets++; sq->stats.bytes += num_bytes; + sq->stats.xmit_more += skb->xmit_more; return NETDEV_TX_OK; dma_unmap_wqe_err: -- 2.11.0