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net/mlx5e: Add UDP GSO remaining counter

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This patch adds a counter for tx UDP GSO packets that contain a segment
that is not aligned to MSS - remaining segment.

Signed-off-by: Boris Pismenny <borisp@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
This commit is contained in:
Boris Pismenny 2018-06-11 17:24:58 +03:00 • committed by Saeed Mahameed
parent 689adf0d48
commit bc5a7ccd9a
3 changed files with 5 additions and 0 deletions
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1
drivers/net/ethernet/mellanox/mlx5/core/en_accel/rxtx.c
View file

@ -92,6 +92,7 @@ struct sk_buff *mlx5e_udp_gso_handle_tx_skb(struct net_device *netdev,
if (!remaining)
return skb;
sq->stats->udp_seg_rem++;
nskb = alloc_skb(max_t(int, headlen, headlen + remaining - skb->data_len), GFP_ATOMIC);
if (unlikely(!nskb)) {
sq->stats->dropped++;

2
drivers/net/ethernet/mellanox/mlx5/core/en_stats.c
View file

@ -68,6 +68,7 @@ static const struct counter_desc sw_stats_desc[] = {
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_xmit_more) },
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_recover) },
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_queue_wake) },
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_udp_seg_rem) },
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_cqe_err) },
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_wqe_err) },
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_mpwqe_filler) },
@ -159,6 +160,7 @@ void mlx5e_grp_sw_update_stats(struct mlx5e_priv *priv)
s->tx_added_vlan_packets += sq_stats->added_vlan_packets;
s->tx_queue_stopped += sq_stats->stopped;
s->tx_queue_wake += sq_stats->wake;
s->tx_udp_seg_rem += sq_stats->udp_seg_rem;
s->tx_queue_dropped += sq_stats->dropped;
s->tx_cqe_err += sq_stats->cqe_err;
s->tx_recover += sq_stats->recover;

2
drivers/net/ethernet/mellanox/mlx5/core/en_stats.h
View file

@ -79,6 +79,7 @@ struct mlx5e_sw_stats {
u64 tx_xmit_more;
u64 tx_recover;
u64 tx_queue_wake;
u64 tx_udp_seg_rem;
u64 tx_cqe_err;
u64 rx_wqe_err;
u64 rx_mpwqe_filler;
@ -196,6 +197,7 @@ struct mlx5e_sq_stats {
u64 csum_partial_inner;
u64 added_vlan_packets;
u64 nop;
u64 udp_seg_rem;
#ifdef CONFIG_MLX5_EN_TLS
u64 tls_ooo;
u64 tls_resync_bytes;