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Date: Thu, 26 Jul 2018 15:56:40 -0700
From: Saeed Mahameed <saeedm@...lanox.com>
To: "David S. Miller" <davem@...emloft.net>
Cc: netdev@...r.kernel.org, Tariq Toukan <tariqt@...lanox.com>,
Saeed Mahameed <saeedm@...lanox.com>
Subject: [net-next 06/13] net/mlx5e: Add counter for XDP redirect in RX
From: Tariq Toukan <tariqt@...lanox.com>
Add per-ring and total stats for received packets that
goes into XDP redirection.
Signed-off-by: Tariq Toukan <tariqt@...lanox.com>
Signed-off-by: Saeed Mahameed <saeedm@...lanox.com>
---
drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c | 1 +
drivers/net/ethernet/mellanox/mlx5/core/en_stats.c | 3 +++
drivers/net/ethernet/mellanox/mlx5/core/en_stats.h | 2 ++
3 files changed, 6 insertions(+)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c
index 649675c1af61..34accf3f4cee 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c
@@ -69,6 +69,7 @@ bool mlx5e_xdp_handle(struct mlx5e_rq *rq, struct mlx5e_dma_info *di,
rq->xdpsq.db.redirect_flush = true;
mlx5e_page_dma_unmap(rq, di);
}
+ rq->stats->xdp_redirect++;
return true;
default:
bpf_warn_invalid_xdp_action(act);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c
index c0507fada0be..b88db9d923ad 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c
@@ -59,6 +59,7 @@ static const struct counter_desc sw_stats_desc[] = {
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_csum_complete) },
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_csum_unnecessary_inner) },
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_xdp_drop) },
+ { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_xdp_redirect) },
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_xdp_tx) },
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_xdp_tx_cqe) },
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_xdp_tx_full) },
@@ -142,6 +143,7 @@ void mlx5e_grp_sw_update_stats(struct mlx5e_priv *priv)
s->rx_csum_unnecessary += rq_stats->csum_unnecessary;
s->rx_csum_unnecessary_inner += rq_stats->csum_unnecessary_inner;
s->rx_xdp_drop += rq_stats->xdp_drop;
+ s->rx_xdp_redirect += rq_stats->xdp_redirect;
s->rx_xdp_tx += rq_stats->xdp_tx;
s->rx_xdp_tx_cqe += rq_stats->xdp_tx_cqe;
s->rx_xdp_tx_full += rq_stats->xdp_tx_full;
@@ -1126,6 +1128,7 @@ static const struct counter_desc rq_stats_desc[] = {
{ MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, csum_unnecessary_inner) },
{ MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, csum_none) },
{ MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, xdp_drop) },
+ { MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, xdp_redirect) },
{ MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, xdp_tx) },
{ MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, xdp_tx_cqe) },
{ MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, xdp_tx_full) },
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h
index fc3f66003edd..07529cc58471 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 rx_csum_complete;
u64 rx_csum_unnecessary_inner;
u64 rx_xdp_drop;
+ u64 rx_xdp_redirect;
u64 rx_xdp_tx;
u64 rx_xdp_tx_cqe;
u64 rx_xdp_tx_full;
@@ -178,6 +179,7 @@ struct mlx5e_rq_stats {
u64 lro_bytes;
u64 removed_vlan_packets;
u64 xdp_drop;
+ u64 xdp_redirect;
u64 xdp_tx;
u64 xdp_tx_cqe;
u64 xdp_tx_full;
--
2.17.0
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