Hi Ankur Dwivedi,

This patch has been merged into the DPDK23.03.  At present, we have failed to 
test the fuzz case error display global-buffer-overflow.
Could you please hava a look at it , also submitted a Bugzilla ticket: 
https://bugs.dpdk.org/show_bug.cgi?id=1162.

Regards,
Li, Weiyuan

> -----Original Message-----
> From: Ankur Dwivedi <adwiv...@marvell.com>
> Sent: Thursday, February 9, 2023 1:12 AM
> To: dev@dpdk.org
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> <cristian.dumitre...@intel.com>; jgraj...@cisco.com;
> m...@smartsharesystems.com; Ankur Dwivedi <adwiv...@marvell.com>
> Subject: [PATCH v11 2/6] ethdev: add trace points for ethdev (part one)
> 
> Adds trace points for ethdev functions.
> 
> The rte_ethdev_trace.h is removed. The file ethdev_trace.h is added as
> an internal header. ethdev_trace.h contains internal slow path and
> fast path tracepoints. The public fast path tracepoints are present in
> rte_ethdev_trace_fp.h header.
> 
> Signed-off-by: Ankur Dwivedi <adwiv...@marvell.com>
> Acked-by: Sunil Kumar Kori <sk...@marvell.com>
> Reviewed-by: Ferruh Yigit <ferruh.yi...@amd.com>
> ---
>  lib/ethdev/ethdev_private.c      |   7 +
>  lib/ethdev/ethdev_trace.h        | 635
> +++++++++++++++++++++++++++++++
>  lib/ethdev/ethdev_trace_points.c | 195 +++++++++-
>  lib/ethdev/meson.build           |   2 +-
>  lib/ethdev/rte_ethdev.c          | 387 ++++++++++++++++---
>  lib/ethdev/rte_ethdev_trace.h    |  95 -----
>  lib/ethdev/rte_ethdev_trace_fp.h |  36 ++
>  7 files changed, 1200 insertions(+), 157 deletions(-)
>  create mode 100644 lib/ethdev/ethdev_trace.h
>  delete mode 100644 lib/ethdev/rte_ethdev_trace.h
> 
> diff --git a/lib/ethdev/ethdev_private.c b/lib/ethdev/ethdev_private.c
> index 48090c879a..14ec8c6ccf 100644
> --- a/lib/ethdev/ethdev_private.c
> +++ b/lib/ethdev/ethdev_private.c
> @@ -5,6 +5,7 @@
>  #include <rte_debug.h>
> 
>  #include "rte_ethdev.h"
> +#include "rte_ethdev_trace_fp.h"
>  #include "ethdev_driver.h"
>  #include "ethdev_private.h"
> 
> @@ -297,6 +298,9 @@ rte_eth_call_rx_callbacks(uint16_t port_id, uint16_t
> queue_id,
>               cb = cb->next;
>       }
> 
> +     rte_eth_trace_call_rx_callbacks(port_id, queue_id, (void **)rx_pkts,
> +                                     nb_rx, nb_pkts);
> +
>       return nb_rx;
>  }
> 
> @@ -312,6 +316,9 @@ rte_eth_call_tx_callbacks(uint16_t port_id, uint16_t
> queue_id,
>               cb = cb->next;
>       }
> 
> +     rte_eth_trace_call_tx_callbacks(port_id, queue_id, (void **)tx_pkts,
> +                                     nb_pkts);
> +
>       return nb_pkts;
>  }
> 
> diff --git a/lib/ethdev/ethdev_trace.h b/lib/ethdev/ethdev_trace.h
> new file mode 100644
> index 0000000000..d88ad60ec8
> --- /dev/null
> +++ b/lib/ethdev/ethdev_trace.h
> @@ -0,0 +1,635 @@
> +/* SPDX-License-Identifier: BSD-3-Clause
> + * Copyright(C) 2023 Marvell International Ltd.
> + */
> +
> +#ifndef _RTE_ETHDEV_TRACE_H_
> +#define _RTE_ETHDEV_TRACE_H_
> +
> +/**
> + * @file
> + *
> + * API for ethdev trace support
> + */
> +
> +#ifdef __cplusplus
> +extern "C" {
> +#endif
> +
> +#include <dev_driver.h>
> +#include <rte_trace_point.h>
> +
> +#include "rte_ethdev.h"
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_configure,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, uint16_t nb_rx_q,
> +             uint16_t nb_tx_q, const struct rte_eth_conf *dev_conf, int
> rc),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_u16(nb_rx_q);
> +     rte_trace_point_emit_u16(nb_tx_q);
> +     rte_trace_point_emit_u32(dev_conf->link_speeds);
> +     rte_trace_point_emit_u32(dev_conf->rxmode.mq_mode);
> +     rte_trace_point_emit_u32(dev_conf->rxmode.mtu);
> +     rte_trace_point_emit_u64(dev_conf->rxmode.offloads);
> +     rte_trace_point_emit_u32(dev_conf->txmode.mq_mode);
> +     rte_trace_point_emit_u64(dev_conf->txmode.offloads);
> +     rte_trace_point_emit_u32(dev_conf->lpbk_mode);
> +     rte_trace_point_emit_int(rc);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_rxq_setup,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, uint16_t rx_queue_id,
> +             uint16_t nb_rx_desc, void *mp,
> +             const struct rte_eth_rxconf *rx_conf, int rc),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_u16(rx_queue_id);
> +     rte_trace_point_emit_u16(nb_rx_desc);
> +     rte_trace_point_emit_ptr(mp);
> +     rte_trace_point_emit_u8(rx_conf->rx_thresh.pthresh);
> +     rte_trace_point_emit_u8(rx_conf->rx_thresh.hthresh);
> +     rte_trace_point_emit_u8(rx_conf->rx_thresh.wthresh);
> +     rte_trace_point_emit_u8(rx_conf->rx_drop_en);
> +     rte_trace_point_emit_u8(rx_conf->rx_deferred_start);
> +     rte_trace_point_emit_u64(rx_conf->offloads);
> +     rte_trace_point_emit_int(rc);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_txq_setup,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, uint16_t tx_queue_id,
> +             uint16_t nb_tx_desc, const struct rte_eth_txconf *tx_conf),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_u16(tx_queue_id);
> +     rte_trace_point_emit_u16(nb_tx_desc);
> +     rte_trace_point_emit_u8(tx_conf->tx_thresh.pthresh);
> +     rte_trace_point_emit_u8(tx_conf->tx_thresh.hthresh);
> +     rte_trace_point_emit_u8(tx_conf->tx_thresh.wthresh);
> +     rte_trace_point_emit_u8(tx_conf->tx_deferred_start);
> +     rte_trace_point_emit_u16(tx_conf->tx_free_thresh);
> +     rte_trace_point_emit_u64(tx_conf->offloads);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_start,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id),
> +     rte_trace_point_emit_u16(port_id);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_stop,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, int ret),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_int(ret);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_close,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id),
> +     rte_trace_point_emit_u16(port_id);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_iterator_init,
> +     RTE_TRACE_POINT_ARGS(const char *devargs),
> +     rte_trace_point_emit_string(devargs);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_iterator_next,
> +     RTE_TRACE_POINT_ARGS(const struct rte_dev_iterator *iter,
> uint16_t id),
> +     rte_trace_point_emit_string(iter->bus_str);
> +     rte_trace_point_emit_string(iter->cls_str);
> +     rte_trace_point_emit_u16(id);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_iterator_cleanup,
> +     RTE_TRACE_POINT_ARGS(const struct rte_dev_iterator *iter),
> +     rte_trace_point_emit_string(iter->bus_str);
> +     rte_trace_point_emit_string(iter->cls_str);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_owner_new,
> +     RTE_TRACE_POINT_ARGS(uint64_t owner_id),
> +     rte_trace_point_emit_u64(owner_id);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_owner_set,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id,
> +             const struct rte_eth_dev_owner *owner, int ret),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_u64(owner->id);
> +     rte_trace_point_emit_string(owner->name);
> +     rte_trace_point_emit_int(ret);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_owner_unset,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, uint64_t owner_id, int
> ret),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_u64(owner_id);
> +     rte_trace_point_emit_int(ret);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_owner_delete,
> +     RTE_TRACE_POINT_ARGS(uint64_t owner_id, int ret),
> +     rte_trace_point_emit_u64(owner_id);
> +     rte_trace_point_emit_int(ret);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_socket_id,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, int socket_id),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_int(socket_id);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_rx_queue_start,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, uint16_t rx_queue_id,
> int ret),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_u16(rx_queue_id);
> +     rte_trace_point_emit_int(ret);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_rx_queue_stop,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, uint16_t rx_queue_id,
> int ret),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_u16(rx_queue_id);
> +     rte_trace_point_emit_int(ret);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_tx_queue_start,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, uint16_t tx_queue_id,
> int ret),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_u16(tx_queue_id);
> +     rte_trace_point_emit_int(ret);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_tx_queue_stop,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, uint16_t tx_queue_id,
> int ret),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_u16(tx_queue_id);
> +     rte_trace_point_emit_int(ret);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_speed_bitflag,
> +     RTE_TRACE_POINT_ARGS(uint32_t speed, int duplex, uint32_t ret),
> +     rte_trace_point_emit_u32(speed);
> +     rte_trace_point_emit_int(duplex);
> +     rte_trace_point_emit_u32(ret);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_rx_offload_name,
> +     RTE_TRACE_POINT_ARGS(uint64_t offload, const char *name),
> +     rte_trace_point_emit_u64(offload);
> +     rte_trace_point_emit_string(name);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_tx_offload_name,
> +     RTE_TRACE_POINT_ARGS(uint64_t offload, const char *name),
> +     rte_trace_point_emit_u64(offload);
> +     rte_trace_point_emit_string(name);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_capability_name,
> +     RTE_TRACE_POINT_ARGS(uint64_t capability, const char *name),
> +     rte_trace_point_emit_u64(capability);
> +     rte_trace_point_emit_string(name);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_set_link_up,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, int ret),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_int(ret);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_set_link_down,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, int ret),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_int(ret);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_reset,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, int ret),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_int(ret);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_rx_hairpin_queue_setup,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, uint16_t rx_queue_id,
> +             uint16_t nb_rx_desc, const struct rte_eth_hairpin_conf
> *conf,
> +             int ret),
> +     uint16_t peer_count = conf->peer_count;
> +     uint8_t tx_explicit = conf->tx_explicit;
> +     uint8_t manual_bind = conf->manual_bind;
> +     uint8_t use_locked_device_memory = conf-
> >use_locked_device_memory;
> +     uint8_t use_rte_memory = conf->use_rte_memory;
> +     uint8_t force_memory = conf->force_memory;
> +
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_u16(rx_queue_id);
> +     rte_trace_point_emit_u16(nb_rx_desc);
> +     rte_trace_point_emit_u16(peer_count);
> +     rte_trace_point_emit_u8(tx_explicit);
> +     rte_trace_point_emit_u8(manual_bind);
> +     rte_trace_point_emit_u8(use_locked_device_memory);
> +     rte_trace_point_emit_u8(use_rte_memory);
> +     rte_trace_point_emit_u8(force_memory);
> +     rte_trace_point_emit_int(ret);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_tx_hairpin_queue_setup,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, uint16_t tx_queue_id,
> +             uint16_t nb_tx_desc, const struct rte_eth_hairpin_conf
> *conf,
> +             int ret),
> +     uint16_t peer_count = conf->peer_count;
> +     uint8_t tx_explicit = conf->tx_explicit;
> +     uint8_t manual_bind = conf->manual_bind;
> +     uint8_t use_locked_device_memory = conf-
> >use_locked_device_memory;
> +     uint8_t use_rte_memory = conf->use_rte_memory;
> +     uint8_t force_memory = conf->force_memory;
> +
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_u16(tx_queue_id);
> +     rte_trace_point_emit_u16(nb_tx_desc);
> +     rte_trace_point_emit_u16(peer_count);
> +     rte_trace_point_emit_u8(tx_explicit);
> +     rte_trace_point_emit_u8(manual_bind);
> +     rte_trace_point_emit_u8(use_locked_device_memory);
> +     rte_trace_point_emit_u8(use_rte_memory);
> +     rte_trace_point_emit_u8(force_memory);
> +     rte_trace_point_emit_int(ret);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_hairpin_bind,
> +     RTE_TRACE_POINT_ARGS(uint16_t tx_port, uint16_t rx_port, int ret),
> +     rte_trace_point_emit_u16(tx_port);
> +     rte_trace_point_emit_u16(rx_port);
> +     rte_trace_point_emit_int(ret);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_hairpin_unbind,
> +     RTE_TRACE_POINT_ARGS(uint16_t tx_port, uint16_t rx_port, int ret),
> +     rte_trace_point_emit_u16(tx_port);
> +     rte_trace_point_emit_u16(rx_port);
> +     rte_trace_point_emit_int(ret);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_tx_buffer_set_err_callback,
> +     RTE_TRACE_POINT_ARGS(const struct rte_eth_dev_tx_buffer
> *buffer),
> +     rte_trace_point_emit_ptr(buffer->error_callback);
> +     rte_trace_point_emit_ptr(buffer->error_userdata);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_promiscuous_enable,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, int promiscuous, int ret),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_int(promiscuous);
> +     rte_trace_point_emit_int(ret);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_promiscuous_disable,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, int promiscuous, int ret),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_int(promiscuous);
> +     rte_trace_point_emit_int(ret);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_allmulticast_enable,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, int all_multicast, int ret),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_int(all_multicast);
> +     rte_trace_point_emit_int(ret);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_allmulticast_disable,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, int all_multicast, int ret),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_int(all_multicast);
> +     rte_trace_point_emit_int(ret);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_set_rx_queue_stats_mapping,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, uint16_t rx_queue_id,
> +             uint8_t stat_idx, int ret),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_u16(rx_queue_id);
> +     rte_trace_point_emit_u8(stat_idx);
> +     rte_trace_point_emit_int(ret);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_set_tx_queue_stats_mapping,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, uint16_t tx_queue_id,
> +             uint8_t stat_idx, int ret),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_u16(tx_queue_id);
> +     rte_trace_point_emit_u8(stat_idx);
> +     rte_trace_point_emit_int(ret);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_fw_version_get,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, const char *fw_version,
> +             size_t fw_size, int ret),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_string(fw_version);
> +     rte_trace_point_emit_size_t(fw_size);
> +     rte_trace_point_emit_int(ret);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_find_next,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id),
> +     rte_trace_point_emit_u16(port_id);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_find_next_of,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, const struct rte_device
> *parent),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_string(parent->name);
> +     rte_trace_point_emit_string(parent->bus_info);
> +     rte_trace_point_emit_int(parent->numa_node);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_find_next_sibling,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id_start, uint16_t
> ref_port_id,
> +             uint16_t ret),
> +     rte_trace_point_emit_u16(port_id_start);
> +     rte_trace_point_emit_u16(ref_port_id);
> +     rte_trace_point_emit_u16(ret);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_is_valid_port,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, int is_valid),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_int(is_valid);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_find_next_owned_by,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, uint64_t owner_id),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_u64(owner_id);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_owner_get,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id,
> +             const struct rte_eth_dev_owner *owner),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_u64(owner->id);
> +     rte_trace_point_emit_string(owner->name);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_get_sec_ctx,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, const void *ctx),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_ptr(ctx);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_count_avail,
> +     RTE_TRACE_POINT_ARGS(uint16_t count),
> +     rte_trace_point_emit_u16(count);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_count_total,
> +     RTE_TRACE_POINT_ARGS(uint16_t count),
> +     rte_trace_point_emit_u16(count);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_get_name_by_port,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, const char *name),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_string(name);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_get_port_by_name,
> +     RTE_TRACE_POINT_ARGS(const char *name, uint16_t port_id),
> +     rte_trace_point_emit_string(name);
> +     rte_trace_point_emit_u16(port_id);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_ethdev_trace_is_removed,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, int ret),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_int(ret);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_hairpin_get_peer_ports,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, const uint16_t
> *peer_ports,
> +             size_t len, uint32_t direction, int ret),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_ptr(peer_ports);
> +     rte_trace_point_emit_size_t(len);
> +     rte_trace_point_emit_u32(direction);
> +     rte_trace_point_emit_int(ret);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_tx_buffer_init,
> +     RTE_TRACE_POINT_ARGS(const struct rte_eth_dev_tx_buffer
> *buffer,
> +             uint16_t size, int ret),
> +     rte_trace_point_emit_ptr(buffer);
> +     rte_trace_point_emit_u16(size);
> +     rte_trace_point_emit_int(ret);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_tx_done_cleanup,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, uint16_t queue_id,
> +             uint32_t free_cnt, int ret),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_u16(queue_id);
> +     rte_trace_point_emit_u32(free_cnt);
> +     rte_trace_point_emit_int(ret);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_promiscuous_get,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, int promiscuous),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_int(promiscuous);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_allmulticast_get,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, int all_multicast),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_int(all_multicast);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_link_get_nowait,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, const struct rte_eth_link
> *link),
> +     uint8_t link_duplex = link->link_duplex;
> +     uint8_t link_autoneg = link->link_autoneg;
> +     uint8_t link_status = link->link_status;
> +
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_u32(link->link_speed);
> +     rte_trace_point_emit_u8(link_duplex);
> +     rte_trace_point_emit_u8(link_autoneg);
> +     rte_trace_point_emit_u8(link_status);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_link_to_str,
> +     RTE_TRACE_POINT_ARGS(size_t len, const struct rte_eth_link *link,
> +             char *str, int ret),
> +     uint8_t link_duplex = link->link_duplex;
> +     uint8_t link_autoneg = link->link_autoneg;
> +     uint8_t link_status = link->link_status;
> +
> +     rte_trace_point_emit_size_t(len);
> +     rte_trace_point_emit_u32(link->link_speed);
> +     rte_trace_point_emit_u8(link_duplex);
> +     rte_trace_point_emit_u8(link_autoneg);
> +     rte_trace_point_emit_u8(link_status);
> +     rte_trace_point_emit_string(str);
> +     rte_trace_point_emit_int(ret);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_stats_reset,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id),
> +     rte_trace_point_emit_u16(port_id);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_xstats_get_id_by_name,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, const char *xstat_name,
> +             uint64_t id),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_string(xstat_name);
> +     rte_trace_point_emit_u64(id);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_xstats_get_names_by_id,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id,
> +             const struct rte_eth_xstat_name *xstats_names, uint64_t
> ids),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_string(xstats_names->name);
> +     rte_trace_point_emit_u64(ids);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_xstats_get_names,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, int i,
> +             struct rte_eth_xstat_name xstats_names,
> +             unsigned int size, int cnt_used_entries),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_int(i);
> +     rte_trace_point_emit_string(xstats_names.name);
> +     rte_trace_point_emit_u32(size);
> +     rte_trace_point_emit_int(cnt_used_entries);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_xstats_get_by_id,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, const uint64_t *ids,
> +             const uint64_t *values, unsigned int size),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_ptr(ids);
> +     rte_trace_point_emit_ptr(values);
> +     rte_trace_point_emit_u32(size);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_xstats_get,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, struct rte_eth_xstat
> xstats),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_u64(xstats.id);
> +     rte_trace_point_emit_u64(xstats.value);
> +)
> +
> +RTE_TRACE_POINT(
> +     rte_eth_trace_xstats_reset,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, int ret),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_int(ret);
> +)
> +
> +/* Fast path trace points */
> +
> +/* Called in loop in examples/qos_sched and examples/distributor */
> +RTE_TRACE_POINT_FP(
> +     rte_eth_trace_stats_get,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id,
> +             const struct rte_eth_stats *stats, int ret),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_u64(stats->rx_nombuf);
> +     rte_trace_point_emit_u64(stats->ipackets);
> +     rte_trace_point_emit_u64(stats->opackets);
> +     rte_trace_point_emit_u64(stats->ibytes);
> +     rte_trace_point_emit_u64(stats->obytes);
> +     rte_trace_point_emit_u64(stats->imissed);
> +     rte_trace_point_emit_u64(stats->ierrors);
> +     rte_trace_point_emit_u64(stats->oerrors);
> +     rte_trace_point_emit_int(ret);
> +)
> +
> +/* Called in loop in examples/ip_pipeline */
> +RTE_TRACE_POINT_FP(
> +     rte_eth_trace_link_get,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, const struct rte_eth_link
> *link),
> +     uint8_t link_duplex = link->link_duplex;
> +     uint8_t link_autoneg = link->link_autoneg;
> +     uint8_t link_status = link->link_status;
> +
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_u32(link->link_speed);
> +     rte_trace_point_emit_u8(link_duplex);
> +     rte_trace_point_emit_u8(link_autoneg);
> +     rte_trace_point_emit_u8(link_status);
> +)
> +
> +/* Called in loop in examples/ip_pipeline */
> +RTE_TRACE_POINT_FP(
> +     rte_eth_trace_link_speed_to_str,
> +     RTE_TRACE_POINT_ARGS(uint32_t link_speed, const char *ret),
> +     rte_trace_point_emit_u32(link_speed);
> +     rte_trace_point_emit_string(ret);
> +)
> +
> +#ifdef __cplusplus
> +}
> +#endif
> +
> +#endif /* _RTE_ETHDEV_TRACE_H_ */
> diff --git a/lib/ethdev/ethdev_trace_points.c
> b/lib/ethdev/ethdev_trace_points.c
> index 2919409a15..3e58c679c3 100644
> --- a/lib/ethdev/ethdev_trace_points.c
> +++ b/lib/ethdev/ethdev_trace_points.c
> @@ -4,7 +4,8 @@
> 
>  #include <rte_trace_point_register.h>
> 
> -#include <rte_ethdev_trace.h>
> +#include <ethdev_trace.h>
> +#include <rte_ethdev_trace_fp.h>
> 
>  RTE_TRACE_POINT_REGISTER(rte_ethdev_trace_configure,
>       lib.ethdev.configure)
> @@ -29,3 +30,195 @@
> RTE_TRACE_POINT_REGISTER(rte_ethdev_trace_rx_burst,
> 
>  RTE_TRACE_POINT_REGISTER(rte_ethdev_trace_tx_burst,
>       lib.ethdev.tx.burst)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_call_rx_callbacks,
> +     lib.ethdev.call_rx_callbacks)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_call_tx_callbacks,
> +     lib.ethdev.call_tx_callbacks)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_iterator_init,
> +     lib.ethdev.iterator_init)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_iterator_next,
> +     lib.ethdev.iterator_next)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_iterator_cleanup,
> +     lib.ethdev.iterator_cleanup)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_find_next,
> +     lib.ethdev.find_next)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_find_next_of,
> +     lib.ethdev.find_next_of)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_find_next_sibling,
> +     lib.ethdev.find_next_sibling)
> +
> +RTE_TRACE_POINT_REGISTER(rte_ethdev_trace_is_valid_port,
> +     lib.ethdev.is_valid_port)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_find_next_owned_by,
> +     lib.ethdev.find_next_owned_by)
> +
> +RTE_TRACE_POINT_REGISTER(rte_ethdev_trace_owner_new,
> +     lib.ethdev.owner_new)
> +
> +RTE_TRACE_POINT_REGISTER(rte_ethdev_trace_owner_set,
> +     lib.ethdev.owner_set)
> +
> +RTE_TRACE_POINT_REGISTER(rte_ethdev_trace_owner_unset,
> +     lib.ethdev.owner_unset)
> +
> +RTE_TRACE_POINT_REGISTER(rte_ethdev_trace_owner_delete,
> +     lib.ethdev.owner_delete)
> +
> +RTE_TRACE_POINT_REGISTER(rte_ethdev_trace_owner_get,
> +     lib.ethdev.owner_get)
> +
> +RTE_TRACE_POINT_REGISTER(rte_ethdev_trace_socket_id,
> +     lib.ethdev.socket_id)
> +
> +RTE_TRACE_POINT_REGISTER(rte_ethdev_trace_get_sec_ctx,
> +     lib.ethdev.get_sec_ctx)
> +
> +RTE_TRACE_POINT_REGISTER(rte_ethdev_trace_count_avail,
> +     lib.ethdev.count_avail)
> +
> +RTE_TRACE_POINT_REGISTER(rte_ethdev_trace_count_total,
> +     lib.ethdev.count_total)
> +
> +RTE_TRACE_POINT_REGISTER(rte_ethdev_trace_get_name_by_port,
> +     lib.ethdev.get_name_by_port)
> +
> +RTE_TRACE_POINT_REGISTER(rte_ethdev_trace_get_port_by_name,
> +     lib.ethdev.get_port_by_name)
> +
> +RTE_TRACE_POINT_REGISTER(rte_ethdev_trace_rx_queue_start,
> +     lib.ethdev.rx_queue_start)
> +
> +RTE_TRACE_POINT_REGISTER(rte_ethdev_trace_rx_queue_stop,
> +     lib.ethdev.rx_queue_stop)
> +
> +RTE_TRACE_POINT_REGISTER(rte_ethdev_trace_tx_queue_start,
> +     lib.ethdev.tx_queue_start)
> +
> +RTE_TRACE_POINT_REGISTER(rte_ethdev_trace_tx_queue_stop,
> +     lib.ethdev.tx_queue_stop)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_speed_bitflag,
> +     lib.ethdev.speed_bitflag)
> +
> +RTE_TRACE_POINT_REGISTER(rte_ethdev_trace_rx_offload_name,
> +     lib.ethdev.rx_offload_name)
> +
> +RTE_TRACE_POINT_REGISTER(rte_ethdev_trace_tx_offload_name,
> +     lib.ethdev.tx_offload_name)
> +
> +RTE_TRACE_POINT_REGISTER(rte_ethdev_trace_capability_name,
> +     lib.ethdev.capability_name)
> +
> +RTE_TRACE_POINT_REGISTER(rte_ethdev_trace_set_link_up,
> +     lib.ethdev.set_link_up)
> +
> +RTE_TRACE_POINT_REGISTER(rte_ethdev_trace_set_link_down,
> +     lib.ethdev.set_link_down)
> +
> +RTE_TRACE_POINT_REGISTER(rte_ethdev_trace_reset,
> +     lib.ethdev.reset)
> +
> +RTE_TRACE_POINT_REGISTER(rte_ethdev_trace_is_removed,
> +     lib.ethdev.is_removed)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_rx_hairpin_queue_setup,
> +     lib.ethdev.rx_hairpin_queue_setup)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_tx_hairpin_queue_setup,
> +     lib.ethdev.tx_hairpin_queue_setup)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_hairpin_bind,
> +     lib.ethdev.hairpin_bind)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_hairpin_unbind,
> +     lib.ethdev.hairpin_unbind)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_hairpin_get_peer_ports,
> +     lib.ethdev.hairpin_get_peer_ports)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_tx_buffer_drop_callback,
> +     lib.ethdev.tx_buffer_drop_callback)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_tx_buffer_count_callback,
> +     lib.ethdev.tx_buffer_count_callback)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_tx_buffer_set_err_callback,
> +     lib.ethdev.tx_buffer_set_err_callback)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_tx_buffer_init,
> +     lib.ethdev.tx_buffer_init)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_tx_done_cleanup,
> +     lib.ethdev.tx_done_cleanup)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_promiscuous_enable,
> +     lib.ethdev.promiscuous_enable)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_promiscuous_disable,
> +     lib.ethdev.promiscuous_disable)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_promiscuous_get,
> +     lib.ethdev.promiscuous_get)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_allmulticast_enable,
> +     lib.ethdev.allmulticast_enable)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_allmulticast_disable,
> +     lib.ethdev.allmulticast_disable)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_allmulticast_get,
> +     lib.ethdev.allmulticast_get)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_link_get,
> +     lib.ethdev.link_get)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_link_get_nowait,
> +     lib.ethdev.link_get_nowait)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_link_speed_to_str,
> +     lib.ethdev.link_speed_to_str)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_link_to_str,
> +     lib.ethdev.link_to_str)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_stats_get,
> +     lib.ethdev.stats_get)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_stats_reset,
> +     lib.ethdev.stats_reset)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_xstats_get_id_by_name,
> +     lib.ethdev.xstats_get_id_by_name)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_xstats_get_names_by_id,
> +     lib.ethdev.xstats_get_names_by_id)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_xstats_get_names,
> +     lib.ethdev.xstats_get_names)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_xstats_get_by_id,
> +     lib.ethdev.xstats_get_by_id)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_xstats_get,
> +     lib.ethdev.xstats_get)
> +
> +RTE_TRACE_POINT_REGISTER(rte_eth_trace_xstats_reset,
> +     lib.ethdev.xstats_reset)
> +
> +RTE_TRACE_POINT_REGISTER(rte_ethdev_trace_set_tx_queue_stats_ma
> pping,
> +     lib.ethdev.set_tx_queue_stats_mapping)
> +
> +RTE_TRACE_POINT_REGISTER(rte_ethdev_trace_set_rx_queue_stats_ma
> pping,
> +     lib.ethdev.set_rx_queue_stats_mapping)
> +
> +RTE_TRACE_POINT_REGISTER(rte_ethdev_trace_fw_version_get,
> +     lib.ethdev.fw_version_get)
> diff --git a/lib/ethdev/meson.build b/lib/ethdev/meson.build
> index 39250b5da1..7835c96601 100644
> --- a/lib/ethdev/meson.build
> +++ b/lib/ethdev/meson.build
> @@ -22,7 +22,6 @@ sources = files(
>  headers = files(
>          'rte_cman.h',
>          'rte_ethdev.h',
> -        'rte_ethdev_trace.h',
>          'rte_ethdev_trace_fp.h',
>          'rte_dev_info.h',
>          'rte_flow.h',
> @@ -41,6 +40,7 @@ indirect_headers += files(
>  driver_sdk_headers += files(
>          'ethdev_driver.h',
>          'ethdev_pci.h',
> +        'ethdev_trace.h',
>          'ethdev_vdev.h',
>  )
> 
> diff --git a/lib/ethdev/rte_ethdev.c b/lib/ethdev/rte_ethdev.c
> index d25db35f7f..6aaae66b83 100644
> --- a/lib/ethdev/rte_ethdev.c
> +++ b/lib/ethdev/rte_ethdev.c
> @@ -27,11 +27,12 @@
>  #include <rte_ether.h>
>  #include <rte_telemetry.h>
> 
> -#include "rte_ethdev_trace.h"
>  #include "rte_ethdev.h"
> +#include "rte_ethdev_trace_fp.h"
>  #include "ethdev_driver.h"
>  #include "ethdev_profile.h"
>  #include "ethdev_private.h"
> +#include "ethdev_trace.h"
>  #include "sff_telemetry.h"
> 
>  struct rte_eth_dev rte_eth_devices[RTE_MAX_ETHPORTS];
> @@ -259,6 +260,9 @@ rte_eth_iterator_init(struct rte_dev_iterator *iter,
> const char *devargs_str)
>  end:
>       iter->cls = rte_class_find_by_name("eth");
>       rte_devargs_reset(&devargs);
> +
> +     rte_eth_trace_iterator_init(devargs_str);
> +
>       return 0;
> 
>  error:
> @@ -297,8 +301,13 @@ rte_eth_iterator_next(struct rte_dev_iterator *iter)
>               /* A device is matching bus part, need to check ethdev part.
> */
>               iter->class_device = iter->cls->dev_iterate(
>                               iter->class_device, iter->cls_str, iter);
> -             if (iter->class_device != NULL)
> -                     return eth_dev_to_id(iter->class_device); /* match
> */
> +             if (iter->class_device != NULL) {
> +                     uint16_t id = eth_dev_to_id(iter->class_device);
> +
> +                     rte_eth_trace_iterator_next(iter, id);
> +
> +                     return id; /* match */
> +             }
>       } while (iter->bus != NULL); /* need to try next rte_device */
> 
>       /* No more ethdev port to iterate. */
> @@ -316,6 +325,9 @@ rte_eth_iterator_cleanup(struct rte_dev_iterator
> *iter)
> 
>       if (iter->bus_str == NULL)
>               return; /* nothing to free in pure class filter */
> +
> +     rte_eth_trace_iterator_cleanup(iter);
> +
>       free(RTE_CAST_FIELD(iter, bus_str, char *)); /* workaround const */
>       free(RTE_CAST_FIELD(iter, cls_str, char *)); /* workaround const */
>       memset(iter, 0, sizeof(*iter));
> @@ -331,6 +343,8 @@ rte_eth_find_next(uint16_t port_id)
>       if (port_id >= RTE_MAX_ETHPORTS)
>               return RTE_MAX_ETHPORTS;
> 
> +     rte_eth_trace_find_next(port_id);
> +
>       return port_id;
>  }
> 
> @@ -351,15 +365,23 @@ rte_eth_find_next_of(uint16_t port_id, const
> struct rte_device *parent)
>                       rte_eth_devices[port_id].device != parent)
>               port_id = rte_eth_find_next(port_id + 1);
> 
> +     rte_eth_trace_find_next_of(port_id, parent);
> +
>       return port_id;
>  }
> 
>  uint16_t
>  rte_eth_find_next_sibling(uint16_t port_id, uint16_t ref_port_id)
>  {
> +     uint16_t ret;
> +
>       RTE_ETH_VALID_PORTID_OR_ERR_RET(ref_port_id,
> RTE_MAX_ETHPORTS);
> -     return rte_eth_find_next_of(port_id,
> +     ret = rte_eth_find_next_of(port_id,
>                       rte_eth_devices[ref_port_id].device);
> +
> +     rte_eth_trace_find_next_sibling(port_id, ref_port_id, ret);
> +
> +     return ret;
>  }
> 
>  static bool
> @@ -371,11 +393,17 @@ eth_dev_is_allocated(const struct rte_eth_dev
> *ethdev)
>  int
>  rte_eth_dev_is_valid_port(uint16_t port_id)
>  {
> +     int is_valid;
> +
>       if (port_id >= RTE_MAX_ETHPORTS ||
>           (rte_eth_devices[port_id].state == RTE_ETH_DEV_UNUSED))
> -             return 0;
> +             is_valid = 0;
>       else
> -             return 1;
> +             is_valid = 1;
> +
> +     rte_ethdev_trace_is_valid_port(port_id, is_valid);
> +
> +     return is_valid;
>  }
> 
>  static int
> @@ -395,6 +423,8 @@ rte_eth_find_next_owned_by(uint16_t port_id,
> const uint64_t owner_id)
>                       rte_eth_devices[port_id].data->owner.id !=
> owner_id)
>               port_id = rte_eth_find_next(port_id + 1);
> 
> +     rte_eth_trace_find_next_owned_by(port_id, owner_id);
> +
>       return port_id;
>  }
> 
> @@ -413,6 +443,9 @@ rte_eth_dev_owner_new(uint64_t *owner_id)
>       *owner_id = eth_dev_shared_data->next_owner_id++;
> 
>       rte_spinlock_unlock(&eth_dev_shared_data->ownership_lock);
> +
> +     rte_ethdev_trace_owner_new(*owner_id);
> +
>       return 0;
>  }
> 
> @@ -476,6 +509,9 @@ rte_eth_dev_owner_set(const uint16_t port_id,
>       ret = eth_dev_owner_set(port_id, RTE_ETH_DEV_NO_OWNER,
> owner);
> 
>       rte_spinlock_unlock(&eth_dev_shared_data->ownership_lock);
> +
> +     rte_ethdev_trace_owner_set(port_id, owner, ret);
> +
>       return ret;
>  }
> 
> @@ -493,6 +529,9 @@ rte_eth_dev_owner_unset(const uint16_t port_id,
> const uint64_t owner_id)
>       ret = eth_dev_owner_set(port_id, owner_id, &new_owner);
> 
>       rte_spinlock_unlock(&eth_dev_shared_data->ownership_lock);
> +
> +     rte_ethdev_trace_owner_unset(port_id, owner_id, ret);
> +
>       return ret;
>  }
> 
> @@ -526,6 +565,8 @@ rte_eth_dev_owner_delete(const uint64_t owner_id)
> 
>       rte_spinlock_unlock(&eth_dev_shared_data->ownership_lock);
> 
> +     rte_ethdev_trace_owner_delete(owner_id, ret);
> +
>       return ret;
>  }
> 
> @@ -555,6 +596,8 @@ rte_eth_dev_owner_get(const uint16_t port_id,
> struct rte_eth_dev_owner *owner)
>       rte_memcpy(owner, &ethdev->data->owner, sizeof(*owner));
>       rte_spinlock_unlock(&eth_dev_shared_data->ownership_lock);
> 
> +     rte_ethdev_trace_owner_get(port_id, owner);
> +
>       return 0;
>  }
> 
> @@ -570,14 +613,23 @@ rte_eth_dev_socket_id(uint16_t port_id)
>               if (socket_id == SOCKET_ID_ANY)
>                       rte_errno = 0;
>       }
> +
> +     rte_ethdev_trace_socket_id(port_id, socket_id);
> +
>       return socket_id;
>  }
> 
>  void *
>  rte_eth_dev_get_sec_ctx(uint16_t port_id)
>  {
> +     void *ctx;
> +
>       RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, NULL);
> -     return rte_eth_devices[port_id].security_ctx;
> +     ctx = rte_eth_devices[port_id].security_ctx;
> +
> +     rte_ethdev_trace_get_sec_ctx(port_id, ctx);
> +
> +     return ctx;
>  }
> 
>  uint16_t
> @@ -591,6 +643,8 @@ rte_eth_dev_count_avail(void)
>       RTE_ETH_FOREACH_DEV(p)
>               count++;
> 
> +     rte_ethdev_trace_count_avail(count);
> +
>       return count;
>  }
> 
> @@ -602,6 +656,8 @@ rte_eth_dev_count_total(void)
>       RTE_ETH_FOREACH_VALID_DEV(port)
>               count++;
> 
> +     rte_ethdev_trace_count_total(count);
> +
>       return count;
>  }
> 
> @@ -622,6 +678,9 @@ rte_eth_dev_get_name_by_port(uint16_t port_id,
> char *name)
>        * because it might be overwritten by VDEV PMD */
>       tmp = eth_dev_shared_data->data[port_id].name;
>       strcpy(name, tmp);
> +
> +     rte_ethdev_trace_get_name_by_port(port_id, name);
> +
>       return 0;
>  }
> 
> @@ -644,6 +703,9 @@ rte_eth_dev_get_port_by_name(const char *name,
> uint16_t *port_id)
>       RTE_ETH_FOREACH_VALID_DEV(pid)
>               if (!strcmp(name, eth_dev_shared_data->data[pid].name)) {
>                       *port_id = pid;
> +
> +                     rte_ethdev_trace_get_port_by_name(name,
> *port_id);
> +
>                       return 0;
>               }
> 
> @@ -745,7 +807,11 @@ rte_eth_dev_rx_queue_start(uint16_t port_id,
> uint16_t rx_queue_id)
>               return 0;
>       }
> 
> -     return eth_err(port_id, dev->dev_ops->rx_queue_start(dev,
> rx_queue_id));
> +     ret = eth_err(port_id, dev->dev_ops->rx_queue_start(dev,
> rx_queue_id));
> +
> +     rte_ethdev_trace_rx_queue_start(port_id, rx_queue_id, ret);
> +
> +     return ret;
>  }
> 
>  int
> @@ -778,7 +844,11 @@ rte_eth_dev_rx_queue_stop(uint16_t port_id,
> uint16_t rx_queue_id)
>               return 0;
>       }
> 
> -     return eth_err(port_id, dev->dev_ops->rx_queue_stop(dev,
> rx_queue_id));
> +     ret = eth_err(port_id, dev->dev_ops->rx_queue_stop(dev,
> rx_queue_id));
> +
> +     rte_ethdev_trace_rx_queue_stop(port_id, rx_queue_id, ret);
> +
> +     return ret;
>  }
> 
>  int
> @@ -818,7 +888,11 @@ rte_eth_dev_tx_queue_start(uint16_t port_id,
> uint16_t tx_queue_id)
>               return 0;
>       }
> 
> -     return eth_err(port_id, dev->dev_ops->tx_queue_start(dev,
> tx_queue_id));
> +     ret = eth_err(port_id, dev->dev_ops->tx_queue_start(dev,
> tx_queue_id));
> +
> +     rte_ethdev_trace_tx_queue_start(port_id, tx_queue_id, ret);
> +
> +     return ret;
>  }
> 
>  int
> @@ -851,42 +925,65 @@ rte_eth_dev_tx_queue_stop(uint16_t port_id,
> uint16_t tx_queue_id)
>               return 0;
>       }
> 
> -     return eth_err(port_id, dev->dev_ops->tx_queue_stop(dev,
> tx_queue_id));
> +     ret = eth_err(port_id, dev->dev_ops->tx_queue_stop(dev,
> tx_queue_id));
> +
> +     rte_ethdev_trace_tx_queue_stop(port_id, tx_queue_id, ret);
> +
> +     return ret;
>  }
> 
>  uint32_t
>  rte_eth_speed_bitflag(uint32_t speed, int duplex)
>  {
> +     uint32_t ret;
> +
>       switch (speed) {
>       case RTE_ETH_SPEED_NUM_10M:
> -             return duplex ? RTE_ETH_LINK_SPEED_10M :
> RTE_ETH_LINK_SPEED_10M_HD;
> +             ret = duplex ? RTE_ETH_LINK_SPEED_10M :
> RTE_ETH_LINK_SPEED_10M_HD;
> +             break;
>       case RTE_ETH_SPEED_NUM_100M:
> -             return duplex ? RTE_ETH_LINK_SPEED_100M :
> RTE_ETH_LINK_SPEED_100M_HD;
> +             ret = duplex ? RTE_ETH_LINK_SPEED_100M :
> RTE_ETH_LINK_SPEED_100M_HD;
> +             break;
>       case RTE_ETH_SPEED_NUM_1G:
> -             return RTE_ETH_LINK_SPEED_1G;
> +             ret = RTE_ETH_LINK_SPEED_1G;
> +             break;
>       case RTE_ETH_SPEED_NUM_2_5G:
> -             return RTE_ETH_LINK_SPEED_2_5G;
> +             ret = RTE_ETH_LINK_SPEED_2_5G;
> +             break;
>       case RTE_ETH_SPEED_NUM_5G:
> -             return RTE_ETH_LINK_SPEED_5G;
> +             ret = RTE_ETH_LINK_SPEED_5G;
> +             break;
>       case RTE_ETH_SPEED_NUM_10G:
> -             return RTE_ETH_LINK_SPEED_10G;
> +             ret = RTE_ETH_LINK_SPEED_10G;
> +             break;
>       case RTE_ETH_SPEED_NUM_20G:
> -             return RTE_ETH_LINK_SPEED_20G;
> +             ret = RTE_ETH_LINK_SPEED_20G;
> +             break;
>       case RTE_ETH_SPEED_NUM_25G:
> -             return RTE_ETH_LINK_SPEED_25G;
> +             ret = RTE_ETH_LINK_SPEED_25G;
> +             break;
>       case RTE_ETH_SPEED_NUM_40G:
> -             return RTE_ETH_LINK_SPEED_40G;
> +             ret = RTE_ETH_LINK_SPEED_40G;
> +             break;
>       case RTE_ETH_SPEED_NUM_50G:
> -             return RTE_ETH_LINK_SPEED_50G;
> +             ret = RTE_ETH_LINK_SPEED_50G;
> +             break;
>       case RTE_ETH_SPEED_NUM_56G:
> -             return RTE_ETH_LINK_SPEED_56G;
> +             ret = RTE_ETH_LINK_SPEED_56G;
> +             break;
>       case RTE_ETH_SPEED_NUM_100G:
> -             return RTE_ETH_LINK_SPEED_100G;
> +             ret = RTE_ETH_LINK_SPEED_100G;
> +             break;
>       case RTE_ETH_SPEED_NUM_200G:
> -             return RTE_ETH_LINK_SPEED_200G;
> +             ret = RTE_ETH_LINK_SPEED_200G;
> +             break;
>       default:
> -             return 0;
> +             ret = 0;
>       }
> +
> +     rte_eth_trace_speed_bitflag(speed, duplex, ret);
> +
> +     return ret;
>  }
> 
>  const char *
> @@ -902,6 +999,8 @@ rte_eth_dev_rx_offload_name(uint64_t offload)
>               }
>       }
> 
> +     rte_ethdev_trace_rx_offload_name(offload, name);
> +
>       return name;
>  }
> 
> @@ -918,6 +1017,8 @@ rte_eth_dev_tx_offload_name(uint64_t offload)
>               }
>       }
> 
> +     rte_ethdev_trace_tx_offload_name(offload, name);
> +
>       return name;
>  }
> 
> @@ -934,6 +1035,8 @@ rte_eth_dev_capability_name(uint64_t capability)
>               }
>       }
> 
> +     rte_ethdev_trace_capability_name(capability, name);
> +
>       return name;
>  }
> 
> @@ -1554,26 +1657,36 @@ int
>  rte_eth_dev_set_link_up(uint16_t port_id)
>  {
>       struct rte_eth_dev *dev;
> +     int ret;
> 
>       RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
>       dev = &rte_eth_devices[port_id];
> 
>       if (*dev->dev_ops->dev_set_link_up == NULL)
>               return -ENOTSUP;
> -     return eth_err(port_id, (*dev->dev_ops->dev_set_link_up)(dev));
> +     ret = eth_err(port_id, (*dev->dev_ops->dev_set_link_up)(dev));
> +
> +     rte_ethdev_trace_set_link_up(port_id, ret);
> +
> +     return ret;
>  }
> 
>  int
>  rte_eth_dev_set_link_down(uint16_t port_id)
>  {
>       struct rte_eth_dev *dev;
> +     int ret;
> 
>       RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
>       dev = &rte_eth_devices[port_id];
> 
>       if (*dev->dev_ops->dev_set_link_down == NULL)
>               return -ENOTSUP;
> -     return eth_err(port_id, (*dev->dev_ops-
> >dev_set_link_down)(dev));
> +     ret = eth_err(port_id, (*dev->dev_ops->dev_set_link_down)(dev));
> +
> +     rte_ethdev_trace_set_link_down(port_id, ret);
> +
> +     return ret;
>  }
> 
>  int
> @@ -1628,9 +1741,11 @@ rte_eth_dev_reset(uint16_t port_id)
>                       "Failed to stop device (port %u) before reset: %s -
> ignore\n",
>                       port_id, rte_strerror(-ret));
>       }
> -     ret = dev->dev_ops->dev_reset(dev);
> +     ret = eth_err(port_id, dev->dev_ops->dev_reset(dev));
> 
> -     return eth_err(port_id, ret);
> +     rte_ethdev_trace_reset(port_id, ret);
> +
> +     return ret;
>  }
> 
>  int
> @@ -1653,6 +1768,8 @@ rte_eth_dev_is_removed(uint16_t port_id)
>               /* Device is physically removed. */
>               dev->state = RTE_ETH_DEV_REMOVED;
> 
> +     rte_ethdev_trace_is_removed(port_id, ret);
> +
>       return ret;
>  }
> 
> @@ -2151,7 +2268,12 @@ rte_eth_rx_hairpin_queue_setup(uint16_t
> port_id, uint16_t rx_queue_id,
>       if (ret == 0)
>               dev->data->rx_queue_state[rx_queue_id] =
>                       RTE_ETH_QUEUE_STATE_HAIRPIN;
> -     return eth_err(port_id, ret);
> +     ret = eth_err(port_id, ret);
> +
> +     rte_eth_trace_rx_hairpin_queue_setup(port_id, rx_queue_id,
> nb_rx_desc,
> +                                          conf, ret);
> +
> +     return ret;
>  }
> 
>  int
> @@ -2340,7 +2462,12 @@ rte_eth_tx_hairpin_queue_setup(uint16_t
> port_id, uint16_t tx_queue_id,
>       if (ret == 0)
>               dev->data->tx_queue_state[tx_queue_id] =
>                       RTE_ETH_QUEUE_STATE_HAIRPIN;
> -     return eth_err(port_id, ret);
> +     ret = eth_err(port_id, ret);
> +
> +     rte_eth_trace_tx_hairpin_queue_setup(port_id, tx_queue_id,
> nb_tx_desc,
> +                                          conf, ret);
> +
> +     return ret;
>  }
> 
>  int
> @@ -2365,6 +2492,8 @@ rte_eth_hairpin_bind(uint16_t tx_port, uint16_t
> rx_port)
>                              " to Rx %d (%d - all ports)\n",
>                              tx_port, rx_port, RTE_MAX_ETHPORTS);
> 
> +     rte_eth_trace_hairpin_bind(tx_port, rx_port, ret);
> +
>       return ret;
>  }
> 
> @@ -2390,6 +2519,8 @@ rte_eth_hairpin_unbind(uint16_t tx_port, uint16_t
> rx_port)
>                              " from Rx %d (%d - all ports)\n",
>                              tx_port, rx_port, RTE_MAX_ETHPORTS);
> 
> +     rte_eth_trace_hairpin_unbind(tx_port, rx_port, ret);
> +
>       return ret;
>  }
> 
> @@ -2426,6 +2557,9 @@ rte_eth_hairpin_get_peer_ports(uint16_t port_id,
> uint16_t *peer_ports,
>               RTE_ETHDEV_LOG(ERR, "Failed to get %d hairpin peer %s
> ports\n",
>                              port_id, direction ? "Rx" : "Tx");
> 
> +     rte_eth_trace_hairpin_get_peer_ports(port_id, peer_ports, len,
> +                                          direction, ret);
> +
>       return ret;
>  }
> 
> @@ -2434,6 +2568,8 @@ rte_eth_tx_buffer_drop_callback(struct rte_mbuf
> **pkts, uint16_t unsent,
>               void *userdata __rte_unused)
>  {
>       rte_pktmbuf_free_bulk(pkts, unsent);
> +
> +     rte_eth_trace_tx_buffer_drop_callback((void **)pkts, unsent);
>  }
> 
>  void
> @@ -2444,6 +2580,8 @@ rte_eth_tx_buffer_count_callback(struct rte_mbuf
> **pkts, uint16_t unsent,
> 
>       rte_pktmbuf_free_bulk(pkts, unsent);
>       *count += unsent;
> +
> +     rte_eth_trace_tx_buffer_count_callback((void **)pkts, unsent,
> *count);
>  }
> 
>  int
> @@ -2458,6 +2596,9 @@ rte_eth_tx_buffer_set_err_callback(struct
> rte_eth_dev_tx_buffer *buffer,
> 
>       buffer->error_callback = cbfn;
>       buffer->error_userdata = userdata;
> +
> +     rte_eth_trace_tx_buffer_set_err_callback(buffer);
> +
>       return 0;
>  }
> 
> @@ -2477,6 +2618,8 @@ rte_eth_tx_buffer_init(struct
> rte_eth_dev_tx_buffer *buffer, uint16_t size)
>                       buffer, rte_eth_tx_buffer_drop_callback, NULL);
>       }
> 
> +     rte_eth_trace_tx_buffer_init(buffer, size, ret);
> +
>       return ret;
>  }
> 
> @@ -2495,7 +2638,11 @@ rte_eth_tx_done_cleanup(uint16_t port_id,
> uint16_t queue_id, uint32_t free_cnt)
>       /* Call driver to free pending mbufs. */
>       ret = (*dev->dev_ops->tx_done_cleanup)(dev->data-
> >tx_queues[queue_id],
>                                              free_cnt);
> -     return eth_err(port_id, ret);
> +     ret = eth_err(port_id, ret);
> +
> +     rte_eth_trace_tx_done_cleanup(port_id, queue_id, free_cnt, ret);
> +
> +     return ret;
>  }
> 
>  int
> @@ -2516,7 +2663,12 @@ rte_eth_promiscuous_enable(uint16_t port_id)
>       diag = (*dev->dev_ops->promiscuous_enable)(dev);
>       dev->data->promiscuous = (diag == 0) ? 1 : 0;
> 
> -     return eth_err(port_id, diag);
> +     diag = eth_err(port_id, diag);
> +
> +     rte_eth_trace_promiscuous_enable(port_id, dev->data-
> >promiscuous,
> +                                      diag);
> +
> +     return diag;
>  }
> 
>  int
> @@ -2539,7 +2691,12 @@ rte_eth_promiscuous_disable(uint16_t port_id)
>       if (diag != 0)
>               dev->data->promiscuous = 1;
> 
> -     return eth_err(port_id, diag);
> +     diag = eth_err(port_id, diag);
> +
> +     rte_eth_trace_promiscuous_disable(port_id, dev->data-
> >promiscuous,
> +                                       diag);
> +
> +     return diag;
>  }
> 
>  int
> @@ -2550,6 +2707,8 @@ rte_eth_promiscuous_get(uint16_t port_id)
>       RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
>       dev = &rte_eth_devices[port_id];
> 
> +     rte_eth_trace_promiscuous_get(port_id, dev->data->promiscuous);
> +
>       return dev->data->promiscuous;
>  }
> 
> @@ -2570,7 +2729,12 @@ rte_eth_allmulticast_enable(uint16_t port_id)
>       diag = (*dev->dev_ops->allmulticast_enable)(dev);
>       dev->data->all_multicast = (diag == 0) ? 1 : 0;
> 
> -     return eth_err(port_id, diag);
> +     diag = eth_err(port_id, diag);
> +
> +     rte_eth_trace_allmulticast_enable(port_id, dev->data->all_multicast,
> +                                       diag);
> +
> +     return diag;
>  }
> 
>  int
> @@ -2592,7 +2756,12 @@ rte_eth_allmulticast_disable(uint16_t port_id)
>       if (diag != 0)
>               dev->data->all_multicast = 1;
> 
> -     return eth_err(port_id, diag);
> +     diag = eth_err(port_id, diag);
> +
> +     rte_eth_trace_allmulticast_disable(port_id, dev->data->all_multicast,
> +                                        diag);
> +
> +     return diag;
>  }
> 
>  int
> @@ -2603,6 +2772,8 @@ rte_eth_allmulticast_get(uint16_t port_id)
>       RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
>       dev = &rte_eth_devices[port_id];
> 
> +     rte_eth_trace_allmulticast_get(port_id, dev->data->all_multicast);
> +
>       return dev->data->all_multicast;
>  }
> 
> @@ -2629,6 +2800,8 @@ rte_eth_link_get(uint16_t port_id, struct
> rte_eth_link *eth_link)
>               *eth_link = dev->data->dev_link;
>       }
> 
> +     rte_eth_trace_link_get(port_id, eth_link);
> +
>       return 0;
>  }
> 
> @@ -2655,35 +2828,76 @@ rte_eth_link_get_nowait(uint16_t port_id, struct
> rte_eth_link *eth_link)
>               *eth_link = dev->data->dev_link;
>       }
> 
> +     rte_eth_trace_link_get_nowait(port_id, eth_link);
> +
>       return 0;
>  }
> 
>  const char *
>  rte_eth_link_speed_to_str(uint32_t link_speed)
>  {
> +     const char *ret;
> +
>       switch (link_speed) {
> -     case RTE_ETH_SPEED_NUM_NONE: return "None";
> -     case RTE_ETH_SPEED_NUM_10M:  return "10 Mbps";
> -     case RTE_ETH_SPEED_NUM_100M: return "100 Mbps";
> -     case RTE_ETH_SPEED_NUM_1G:   return "1 Gbps";
> -     case RTE_ETH_SPEED_NUM_2_5G: return "2.5 Gbps";
> -     case RTE_ETH_SPEED_NUM_5G:   return "5 Gbps";
> -     case RTE_ETH_SPEED_NUM_10G:  return "10 Gbps";
> -     case RTE_ETH_SPEED_NUM_20G:  return "20 Gbps";
> -     case RTE_ETH_SPEED_NUM_25G:  return "25 Gbps";
> -     case RTE_ETH_SPEED_NUM_40G:  return "40 Gbps";
> -     case RTE_ETH_SPEED_NUM_50G:  return "50 Gbps";
> -     case RTE_ETH_SPEED_NUM_56G:  return "56 Gbps";
> -     case RTE_ETH_SPEED_NUM_100G: return "100 Gbps";
> -     case RTE_ETH_SPEED_NUM_200G: return "200 Gbps";
> -     case RTE_ETH_SPEED_NUM_UNKNOWN: return "Unknown";
> -     default: return "Invalid";
> +     case RTE_ETH_SPEED_NUM_NONE:
> +             ret = "None";
> +             break;
> +     case RTE_ETH_SPEED_NUM_10M:
> +             ret = "10 Mbps";
> +             break;
> +     case RTE_ETH_SPEED_NUM_100M:
> +             ret = "100 Mbps";
> +             break;
> +     case RTE_ETH_SPEED_NUM_1G:
> +             ret = "1 Gbps";
> +             break;
> +     case RTE_ETH_SPEED_NUM_2_5G:
> +             ret = "2.5 Gbps";
> +             break;
> +     case RTE_ETH_SPEED_NUM_5G:
> +             ret = "5 Gbps";
> +             break;
> +     case RTE_ETH_SPEED_NUM_10G:
> +             ret = "10 Gbps";
> +             break;
> +     case RTE_ETH_SPEED_NUM_20G:
> +             ret = "20 Gbps";
> +             break;
> +     case RTE_ETH_SPEED_NUM_25G:
> +             ret = "25 Gbps";
> +             break;
> +     case RTE_ETH_SPEED_NUM_40G:
> +             ret = "40 Gbps";
> +             break;
> +     case RTE_ETH_SPEED_NUM_50G:
> +             ret = "50 Gbps";
> +             break;
> +     case RTE_ETH_SPEED_NUM_56G:
> +             ret = "56 Gbps";
> +             break;
> +     case RTE_ETH_SPEED_NUM_100G:
> +             ret = "100 Gbps";
> +             break;
> +     case RTE_ETH_SPEED_NUM_200G:
> +             ret = "200 Gbps";
> +             break;
> +     case RTE_ETH_SPEED_NUM_UNKNOWN:
> +             ret = "Unknown";
> +             break;
> +     default:
> +             ret = "Invalid";
>       }
> +
> +     rte_eth_trace_link_speed_to_str(link_speed, ret);
> +
> +     return ret;
>  }
> 
>  int
>  rte_eth_link_to_str(char *str, size_t len, const struct rte_eth_link 
> *eth_link)
>  {
> +     int ret;
> +
>       if (str == NULL) {
>               RTE_ETHDEV_LOG(ERR, "Cannot convert link to NULL
> string\n");
>               return -EINVAL;
> @@ -2701,20 +2915,25 @@ rte_eth_link_to_str(char *str, size_t len, const
> struct rte_eth_link *eth_link)
>       }
> 
>       if (eth_link->link_status == RTE_ETH_LINK_DOWN)
> -             return snprintf(str, len, "Link down");
> +             ret = snprintf(str, len, "Link down");
>       else
> -             return snprintf(str, len, "Link up at %s %s %s",
> +             ret = snprintf(str, len, "Link up at %s %s %s",
>                       rte_eth_link_speed_to_str(eth_link->link_speed),
>                       (eth_link->link_duplex ==
> RTE_ETH_LINK_FULL_DUPLEX) ?
>                       "FDX" : "HDX",
>                       (eth_link->link_autoneg ==
> RTE_ETH_LINK_AUTONEG) ?
>                       "Autoneg" : "Fixed");
> +
> +     rte_eth_trace_link_to_str(len, eth_link, str, ret);
> +
> +     return ret;
>  }
> 
>  int
>  rte_eth_stats_get(uint16_t port_id, struct rte_eth_stats *stats)
>  {
>       struct rte_eth_dev *dev;
> +     int ret;
> 
>       RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
>       dev = &rte_eth_devices[port_id];
> @@ -2730,7 +2949,11 @@ rte_eth_stats_get(uint16_t port_id, struct
> rte_eth_stats *stats)
>       if (*dev->dev_ops->stats_get == NULL)
>               return -ENOTSUP;
>       stats->rx_nombuf = dev->data->rx_mbuf_alloc_failed;
> -     return eth_err(port_id, (*dev->dev_ops->stats_get)(dev, stats));
> +     ret = eth_err(port_id, (*dev->dev_ops->stats_get)(dev, stats));
> +
> +     rte_eth_trace_stats_get(port_id, stats, ret);
> +
> +     return ret;
>  }
> 
>  int
> @@ -2750,6 +2973,8 @@ rte_eth_stats_reset(uint16_t port_id)
> 
>       dev->data->rx_mbuf_alloc_failed = 0;
> 
> +     rte_eth_trace_stats_reset(port_id);
> +
>       return 0;
>  }
> 
> @@ -2833,6 +3058,10 @@ rte_eth_xstats_get_id_by_name(uint16_t port_id,
> const char *xstat_name,
>       for (idx_xstat = 0; idx_xstat < cnt_xstats; idx_xstat++) {
>               if (!strcmp(xstats_names[idx_xstat].name, xstat_name)) {
>                       *id = idx_xstat;
> +
> +                     rte_eth_trace_xstats_get_id_by_name(port_id,
> +                                                         xstat_name, *id);
> +
>                       return 0;
>               };
>       }
> @@ -2986,6 +3215,9 @@ rte_eth_xstats_get_names_by_id(uint16_t port_id,
>                       return -1;
>               }
>               xstats_names[i] = xstats_names_copy[ids[i]];
> +
> +             rte_eth_trace_xstats_get_names_by_id(port_id,
> &xstats_names[i],
> +                                                  ids[i]);
>       }
> 
>       free(xstats_names_copy);
> @@ -3001,6 +3233,7 @@ rte_eth_xstats_get_names(uint16_t port_id,
>       int cnt_used_entries;
>       int cnt_expected_entries;
>       int cnt_driver_entries;
> +     int i;
> 
>       cnt_expected_entries = eth_dev_get_xstats_count(port_id);
>       if (xstats_names == NULL || cnt_expected_entries < 0 ||
> @@ -3025,6 +3258,10 @@ rte_eth_xstats_get_names(uint16_t port_id,
>               cnt_used_entries += cnt_driver_entries;
>       }
> 
> +     for (i = 0; i < cnt_used_entries; i++)
> +             rte_eth_trace_xstats_get_names(port_id, i, xstats_names[i],
> +                                            size, cnt_used_entries);
> +
>       return cnt_used_entries;
>  }
> 
> @@ -3174,6 +3411,9 @@ rte_eth_xstats_get_by_id(uint16_t port_id, const
> uint64_t *ids,
>               }
>               values[i] = xstats[ids[i]].value;
>       }
> +
> +     rte_eth_trace_xstats_get_by_id(port_id, ids, values, size);
> +
>       return size;
>  }
> 
> @@ -3221,6 +3461,9 @@ rte_eth_xstats_get(uint16_t port_id, struct
> rte_eth_xstat *xstats,
>       for ( ; i < count + xcount; i++)
>               xstats[i].id += count;
> 
> +     for (i = 0; i < n; i++)
> +             rte_eth_trace_xstats_get(port_id, xstats[i]);
> +
>       return count + xcount;
>  }
> 
> @@ -3234,8 +3477,13 @@ rte_eth_xstats_reset(uint16_t port_id)
>       dev = &rte_eth_devices[port_id];
> 
>       /* implemented by the driver */
> -     if (dev->dev_ops->xstats_reset != NULL)
> -             return eth_err(port_id, (*dev->dev_ops-
> >xstats_reset)(dev));
> +     if (dev->dev_ops->xstats_reset != NULL) {
> +             int ret = eth_err(port_id, (*dev->dev_ops-
> >xstats_reset)(dev));
> +
> +             rte_eth_trace_xstats_reset(port_id, ret);
> +
> +             return ret;
> +     }
> 
>       /* fallback to default */
>       return rte_eth_stats_reset(port_id);
> @@ -3268,24 +3516,39 @@ int
>  rte_eth_dev_set_tx_queue_stats_mapping(uint16_t port_id, uint16_t
> tx_queue_id,
>               uint8_t stat_idx)
>  {
> -     return eth_err(port_id, eth_dev_set_queue_stats_mapping(port_id,
> +     int ret;
> +
> +     ret = eth_err(port_id, eth_dev_set_queue_stats_mapping(port_id,
>                                               tx_queue_id,
>                                               stat_idx, STAT_QMAP_TX));
> +
> +     rte_ethdev_trace_set_tx_queue_stats_mapping(port_id,
> tx_queue_id,
> +                                                 stat_idx, ret);
> +
> +     return ret;
>  }
> 
>  int
>  rte_eth_dev_set_rx_queue_stats_mapping(uint16_t port_id, uint16_t
> rx_queue_id,
>               uint8_t stat_idx)
>  {
> -     return eth_err(port_id, eth_dev_set_queue_stats_mapping(port_id,
> +     int ret;
> +
> +     ret = eth_err(port_id, eth_dev_set_queue_stats_mapping(port_id,
>                                               rx_queue_id,
>                                               stat_idx, STAT_QMAP_RX));
> +
> +     rte_ethdev_trace_set_rx_queue_stats_mapping(port_id,
> rx_queue_id,
> +                                                 stat_idx, ret);
> +
> +     return ret;
>  }
> 
>  int
>  rte_eth_dev_fw_version_get(uint16_t port_id, char *fw_version, size_t
> fw_size)
>  {
>       struct rte_eth_dev *dev;
> +     int ret;
> 
>       RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
>       dev = &rte_eth_devices[port_id];
> @@ -3299,8 +3562,12 @@ rte_eth_dev_fw_version_get(uint16_t port_id,
> char *fw_version, size_t fw_size)
> 
>       if (*dev->dev_ops->fw_version_get == NULL)
>               return -ENOTSUP;
> -     return eth_err(port_id, (*dev->dev_ops->fw_version_get)(dev,
> +     ret = eth_err(port_id, (*dev->dev_ops->fw_version_get)(dev,
>                                                       fw_version, fw_size));
> +
> +     rte_ethdev_trace_fw_version_get(port_id, fw_version, fw_size,
> ret);
> +
> +     return ret;
>  }
> 
>  int
> diff --git a/lib/ethdev/rte_ethdev_trace.h b/lib/ethdev/rte_ethdev_trace.h
> deleted file mode 100644
> index 1491c815c3..0000000000
> --- a/lib/ethdev/rte_ethdev_trace.h
> +++ /dev/null
> @@ -1,95 +0,0 @@
> -/* SPDX-License-Identifier: BSD-3-Clause
> - * Copyright(C) 2020 Marvell International Ltd.
> - */
> -
> -#ifndef _RTE_ETHDEV_TRACE_H_
> -#define _RTE_ETHDEV_TRACE_H_
> -
> -/**
> - * @file
> - *
> - * API for ethdev trace support
> - */
> -
> -#ifdef __cplusplus
> -extern "C" {
> -#endif
> -
> -#include <rte_trace_point.h>
> -
> -#include "rte_ethdev.h"
> -
> -RTE_TRACE_POINT(
> -     rte_ethdev_trace_configure,
> -     RTE_TRACE_POINT_ARGS(uint16_t port_id, uint16_t nb_rx_q,
> -             uint16_t nb_tx_q, const struct rte_eth_conf *dev_conf, int
> rc),
> -     rte_trace_point_emit_u16(port_id);
> -     rte_trace_point_emit_u16(nb_rx_q);
> -     rte_trace_point_emit_u16(nb_tx_q);
> -     rte_trace_point_emit_u32(dev_conf->link_speeds);
> -     rte_trace_point_emit_u32(dev_conf->rxmode.mq_mode);
> -     rte_trace_point_emit_u32(dev_conf->rxmode.mtu);
> -     rte_trace_point_emit_u64(dev_conf->rxmode.offloads);
> -     rte_trace_point_emit_u32(dev_conf->txmode.mq_mode);
> -     rte_trace_point_emit_u64(dev_conf->txmode.offloads);
> -     rte_trace_point_emit_u32(dev_conf->lpbk_mode);
> -     rte_trace_point_emit_int(rc);
> -)
> -
> -RTE_TRACE_POINT(
> -     rte_ethdev_trace_rxq_setup,
> -     RTE_TRACE_POINT_ARGS(uint16_t port_id, uint16_t rx_queue_id,
> -             uint16_t nb_rx_desc, void *mp,
> -             const struct rte_eth_rxconf *rx_conf, int rc),
> -     rte_trace_point_emit_u16(port_id);
> -     rte_trace_point_emit_u16(rx_queue_id);
> -     rte_trace_point_emit_u16(nb_rx_desc);
> -     rte_trace_point_emit_ptr(mp);
> -     rte_trace_point_emit_u8(rx_conf->rx_thresh.pthresh);
> -     rte_trace_point_emit_u8(rx_conf->rx_thresh.hthresh);
> -     rte_trace_point_emit_u8(rx_conf->rx_thresh.wthresh);
> -     rte_trace_point_emit_u8(rx_conf->rx_drop_en);
> -     rte_trace_point_emit_u8(rx_conf->rx_deferred_start);
> -     rte_trace_point_emit_u64(rx_conf->offloads);
> -     rte_trace_point_emit_int(rc);
> -)
> -
> -RTE_TRACE_POINT(
> -     rte_ethdev_trace_txq_setup,
> -     RTE_TRACE_POINT_ARGS(uint16_t port_id, uint16_t tx_queue_id,
> -             uint16_t nb_tx_desc, const struct rte_eth_txconf *tx_conf),
> -     rte_trace_point_emit_u16(port_id);
> -     rte_trace_point_emit_u16(tx_queue_id);
> -     rte_trace_point_emit_u16(nb_tx_desc);
> -     rte_trace_point_emit_u8(tx_conf->tx_thresh.pthresh);
> -     rte_trace_point_emit_u8(tx_conf->tx_thresh.hthresh);
> -     rte_trace_point_emit_u8(tx_conf->tx_thresh.wthresh);
> -     rte_trace_point_emit_u8(tx_conf->tx_deferred_start);
> -     rte_trace_point_emit_u16(tx_conf->tx_free_thresh);
> -     rte_trace_point_emit_u64(tx_conf->offloads);
> -)
> -
> -RTE_TRACE_POINT(
> -     rte_ethdev_trace_start,
> -     RTE_TRACE_POINT_ARGS(uint16_t port_id),
> -     rte_trace_point_emit_u16(port_id);
> -)
> -
> -RTE_TRACE_POINT(
> -     rte_ethdev_trace_stop,
> -     RTE_TRACE_POINT_ARGS(uint16_t port_id, int ret),
> -     rte_trace_point_emit_u16(port_id);
> -     rte_trace_point_emit_int(ret);
> -)
> -
> -RTE_TRACE_POINT(
> -     rte_ethdev_trace_close,
> -     RTE_TRACE_POINT_ARGS(uint16_t port_id),
> -     rte_trace_point_emit_u16(port_id);
> -)
> -
> -#ifdef __cplusplus
> -}
> -#endif
> -
> -#endif /* _RTE_ETHDEV_TRACE_H_ */
> diff --git a/lib/ethdev/rte_ethdev_trace_fp.h
> b/lib/ethdev/rte_ethdev_trace_fp.h
> index 40084d1929..186271c9ff 100644
> --- a/lib/ethdev/rte_ethdev_trace_fp.h
> +++ b/lib/ethdev/rte_ethdev_trace_fp.h
> @@ -37,6 +37,42 @@ RTE_TRACE_POINT_FP(
>       rte_trace_point_emit_u16(nb_pkts);
>  )
> 
> +RTE_TRACE_POINT_FP(
> +     rte_eth_trace_call_rx_callbacks,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, uint16_t queue_id,
> +             void **rx_pkts, uint16_t nb_rx, uint16_t nb_pkts),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_u16(queue_id);
> +     rte_trace_point_emit_ptr(rx_pkts);
> +     rte_trace_point_emit_u16(nb_rx);
> +     rte_trace_point_emit_u16(nb_pkts);
> +)
> +
> +RTE_TRACE_POINT_FP(
> +     rte_eth_trace_call_tx_callbacks,
> +     RTE_TRACE_POINT_ARGS(uint16_t port_id, uint16_t queue_id,
> +             void **tx_pkts, uint16_t nb_pkts),
> +     rte_trace_point_emit_u16(port_id);
> +     rte_trace_point_emit_u16(queue_id);
> +     rte_trace_point_emit_ptr(tx_pkts);
> +     rte_trace_point_emit_u16(nb_pkts);
> +)
> +
> +RTE_TRACE_POINT_FP(
> +     rte_eth_trace_tx_buffer_drop_callback,
> +     RTE_TRACE_POINT_ARGS(void **pkts, uint16_t unsent),
> +     rte_trace_point_emit_ptr(pkts);
> +     rte_trace_point_emit_u16(unsent);
> +)
> +
> +RTE_TRACE_POINT_FP(
> +     rte_eth_trace_tx_buffer_count_callback,
> +     RTE_TRACE_POINT_ARGS(void **pkts, uint16_t unsent, uint64_t
> count),
> +     rte_trace_point_emit_ptr(pkts);
> +     rte_trace_point_emit_u16(unsent);
> +     rte_trace_point_emit_u64(count);
> +)
> +
>  #ifdef __cplusplus
>  }
>  #endif
> --
> 2.25.1

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