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Message-Id: <20211123163955.154512-10-alexandr.lobakin@intel.com>
Date: Tue, 23 Nov 2021 17:39:38 +0100
From: Alexander Lobakin <alexandr.lobakin@...el.com>
To: "David S. Miller" <davem@...emloft.net>,
Jakub Kicinski <kuba@...nel.org>
Cc: Alexander Lobakin <alexandr.lobakin@...el.com>,
Jesse Brandeburg <jesse.brandeburg@...el.com>,
Michal Swiatkowski <michal.swiatkowski@...ux.intel.com>,
Maciej Fijalkowski <maciej.fijalkowski@...el.com>,
Jonathan Corbet <corbet@....net>,
Shay Agroskin <shayagr@...zon.com>,
Arthur Kiyanovski <akiyano@...zon.com>,
David Arinzon <darinzon@...zon.com>,
Noam Dagan <ndagan@...zon.com>,
Saeed Bishara <saeedb@...zon.com>,
Ioana Ciornei <ioana.ciornei@....com>,
Claudiu Manoil <claudiu.manoil@....com>,
Tony Nguyen <anthony.l.nguyen@...el.com>,
Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
Marcin Wojtas <mw@...ihalf.com>,
Russell King <linux@...linux.org.uk>,
Saeed Mahameed <saeedm@...dia.com>,
Leon Romanovsky <leon@...nel.org>,
Alexei Starovoitov <ast@...nel.org>,
Daniel Borkmann <daniel@...earbox.net>,
Jesper Dangaard Brouer <hawk@...nel.org>,
Toke Høiland-Jørgensen <toke@...hat.com>,
John Fastabend <john.fastabend@...il.com>,
Edward Cree <ecree.xilinx@...il.com>,
Martin Habets <habetsm.xilinx@...il.com>,
"Michael S. Tsirkin" <mst@...hat.com>,
Jason Wang <jasowang@...hat.com>,
Andrii Nakryiko <andrii@...nel.org>,
Martin KaFai Lau <kafai@...com>,
Song Liu <songliubraving@...com>, Yonghong Song <yhs@...com>,
KP Singh <kpsingh@...nel.org>,
Lorenzo Bianconi <lorenzo@...nel.org>,
Yajun Deng <yajun.deng@...ux.dev>,
Sergey Ryazanov <ryazanov.s.a@...il.com>,
David Ahern <dsahern@...nel.org>,
Andrei Vagin <avagin@...il.com>,
Johannes Berg <johannes.berg@...el.com>,
Vladimir Oltean <vladimir.oltean@....com>,
Cong Wang <cong.wang@...edance.com>, netdev@...r.kernel.org,
linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-rdma@...r.kernel.org, bpf@...r.kernel.org,
virtualization@...ts.linux-foundation.org
Subject: [PATCH v2 net-next 09/26] mlx5: don't mix XDP_DROP and Rx XDP error cases
Provide a separate counter [rx_]xdp_errors for drops related to
XDP_ABORTED and other errors/exceptions and leave [rx_]xdp_drop
only for XDP_DROP case.
This will align the driver better with generic XDP stats.
Signed-off-by: Alexander Lobakin <alexandr.lobakin@...el.com>
Reviewed-by: Jesse Brandeburg <jesse.brandeburg@...el.com>
---
drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c | 3 ++-
drivers/net/ethernet/mellanox/mlx5/core/en_stats.c | 7 +++++++
drivers/net/ethernet/mellanox/mlx5/core/en_stats.h | 3 +++
3 files changed, 12 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c
index 2f0df5cc1a2d..a9a8535c828b 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c
@@ -156,7 +156,8 @@ bool mlx5e_xdp_handle(struct mlx5e_rq *rq, struct mlx5e_dma_info *di,
case XDP_ABORTED:
xdp_abort:
trace_xdp_exception(rq->netdev, prog, act);
- fallthrough;
+ rq->stats->xdp_errors++;
+ return true;
case XDP_DROP:
rq->stats->xdp_drop++;
return true;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c
index 3c91a11e27ad..3631dafb4ea2 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c
@@ -141,6 +141,7 @@ static const struct counter_desc sw_stats_desc[] = {
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_csum_complete_tail) },
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_csum_complete_tail_slow) },
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_csum_unnecessary_inner) },
+ { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_xdp_errors) },
{ 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_xmit) },
@@ -208,6 +209,7 @@ static const struct counter_desc sw_stats_desc[] = {
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_xsk_csum_none) },
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_xsk_ecn_mark) },
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_xsk_removed_vlan_packets) },
+ { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_xsk_xdp_errors) },
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_xsk_xdp_drop) },
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_xsk_xdp_redirect) },
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_xsk_wqe_err) },
@@ -298,6 +300,7 @@ static void mlx5e_stats_grp_sw_update_stats_xskrq(struct mlx5e_sw_stats *s,
s->rx_xsk_csum_none += xskrq_stats->csum_none;
s->rx_xsk_ecn_mark += xskrq_stats->ecn_mark;
s->rx_xsk_removed_vlan_packets += xskrq_stats->removed_vlan_packets;
+ s->rx_xsk_xdp_errors += xskrq_stats->xdp_errors;
s->rx_xsk_xdp_drop += xskrq_stats->xdp_drop;
s->rx_xsk_xdp_redirect += xskrq_stats->xdp_redirect;
s->rx_xsk_wqe_err += xskrq_stats->wqe_err;
@@ -331,6 +334,7 @@ static void mlx5e_stats_grp_sw_update_stats_rq_stats(struct mlx5e_sw_stats *s,
s->rx_csum_complete_tail_slow += rq_stats->csum_complete_tail_slow;
s->rx_csum_unnecessary += rq_stats->csum_unnecessary;
s->rx_csum_unnecessary_inner += rq_stats->csum_unnecessary_inner;
+ s->rx_xdp_errors += rq_stats->xdp_errors;
s->rx_xdp_drop += rq_stats->xdp_drop;
s->rx_xdp_redirect += rq_stats->xdp_redirect;
s->rx_wqe_err += rq_stats->wqe_err;
@@ -1766,6 +1770,7 @@ static const struct counter_desc rq_stats_desc[] = {
{ MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, csum_unnecessary) },
{ 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_errors) },
{ 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, lro_packets) },
@@ -1869,6 +1874,7 @@ static const struct counter_desc xskrq_stats_desc[] = {
{ MLX5E_DECLARE_XSKRQ_STAT(struct mlx5e_rq_stats, csum_none) },
{ MLX5E_DECLARE_XSKRQ_STAT(struct mlx5e_rq_stats, ecn_mark) },
{ MLX5E_DECLARE_XSKRQ_STAT(struct mlx5e_rq_stats, removed_vlan_packets) },
+ { MLX5E_DECLARE_XSKRQ_STAT(struct mlx5e_rq_stats, xdp_errors) },
{ MLX5E_DECLARE_XSKRQ_STAT(struct mlx5e_rq_stats, xdp_drop) },
{ MLX5E_DECLARE_XSKRQ_STAT(struct mlx5e_rq_stats, xdp_redirect) },
{ MLX5E_DECLARE_XSKRQ_STAT(struct mlx5e_rq_stats, wqe_err) },
@@ -1940,6 +1946,7 @@ static const struct counter_desc ptp_rq_stats_desc[] = {
{ MLX5E_DECLARE_PTP_RQ_STAT(struct mlx5e_rq_stats, csum_unnecessary) },
{ MLX5E_DECLARE_PTP_RQ_STAT(struct mlx5e_rq_stats, csum_unnecessary_inner) },
{ MLX5E_DECLARE_PTP_RQ_STAT(struct mlx5e_rq_stats, csum_none) },
+ { MLX5E_DECLARE_PTP_RQ_STAT(struct mlx5e_rq_stats, xdp_errors) },
{ MLX5E_DECLARE_PTP_RQ_STAT(struct mlx5e_rq_stats, xdp_drop) },
{ MLX5E_DECLARE_PTP_RQ_STAT(struct mlx5e_rq_stats, xdp_redirect) },
{ MLX5E_DECLARE_PTP_RQ_STAT(struct mlx5e_rq_stats, lro_packets) },
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h
index 2c1ed5b81be6..dd33465af0ff 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h
@@ -158,6 +158,7 @@ struct mlx5e_sw_stats {
u64 rx_csum_complete_tail;
u64 rx_csum_complete_tail_slow;
u64 rx_csum_unnecessary_inner;
+ u64 rx_xdp_errors;
u64 rx_xdp_drop;
u64 rx_xdp_redirect;
u64 rx_xdp_tx_xmit;
@@ -237,6 +238,7 @@ struct mlx5e_sw_stats {
u64 rx_xsk_csum_none;
u64 rx_xsk_ecn_mark;
u64 rx_xsk_removed_vlan_packets;
+ u64 rx_xsk_xdp_errors;
u64 rx_xsk_xdp_drop;
u64 rx_xsk_xdp_redirect;
u64 rx_xsk_wqe_err;
@@ -335,6 +337,7 @@ struct mlx5e_rq_stats {
u64 mcast_packets;
u64 ecn_mark;
u64 removed_vlan_packets;
+ u64 xdp_errors;
u64 xdp_drop;
u64 xdp_redirect;
u64 wqe_err;
--
2.33.1
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