From: Stephen Hemminger <stephen@networkplumber.org>
To: Vincent Jardin <vjardin@free.fr>
Cc: dev@dpdk.org, rasland@nvidia.com, thomas@monjalon.net,
andrew.rybchenko@oktetlabs.ru, dsosnowski@nvidia.com,
viacheslavo@nvidia.com, bingz@nvidia.com, orika@nvidia.com,
suanmingm@nvidia.com, matan@nvidia.com,
aman.deep.singh@intel.com
Subject: Re: [PATCH v5 08/10] ethdev: add getter for per-queue Tx rate limit
Date: Tue, 24 Mar 2026 19:24:04 -0700 [thread overview]
Message-ID: <20260324192404.64eac4b5@phoenix.local> (raw)
In-Reply-To: <20260324165047.391137-9-vjardin@free.fr>
On Tue, 24 Mar 2026 17:50:45 +0100
Vincent Jardin <vjardin@free.fr> wrote:
> The existing rte_eth_set_queue_rate_limit() API allows setting a
> per-queue Tx rate but provides no way to read it back. Applications
> such as grout are forced to maintain a shadow copy of the rate to
> be able to report it.
>
> Add rte_eth_get_queue_rate_limit() as the symmetric getter, following
> the established DPDK pattern (e.g. rte_eth_dev_set_mtu/get_mtu,
> rte_eth_dev_set_vlan_offload/get_vlan_offload).
>
> This adds:
> - eth_get_queue_rate_limit_t driver callback in ethdev_driver.h
> - rte_eth_get_queue_rate_limit() public experimental API (26.07)
> - Trace point matching the existing setter pattern
> - Generic testpmd command: show port <id> queue <id> rate
>
> Acked-by: Viacheslav Ovsiienko <viacheslavo@nvidia.com>
> Signed-off-by: Vincent Jardin <vjardin@free.fr>
> ---
Acked-by: Stephen Hemminger <stephen@networkplumber.org>
next prev parent reply other threads:[~2026-03-25 2:24 UTC|newest]
Thread overview: 87+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-10 9:20 [PATCH v1 00/10] net/mlx5: per-queue Tx rate limiting via packet pacing Vincent Jardin
2026-03-10 9:20 ` [PATCH v1 01/10] doc/nics/mlx5: fix stale packet pacing documentation Vincent Jardin
2026-03-11 12:26 ` Slava Ovsiienko
2026-03-10 9:20 ` [PATCH v1 02/10] common/mlx5: query packet pacing rate table capabilities Vincent Jardin
2026-03-10 9:20 ` [PATCH v1 03/10] common/mlx5: extend SQ modify to support rate limit update Vincent Jardin
2026-03-10 9:20 ` [PATCH v1 04/10] net/mlx5: add per-queue packet pacing infrastructure Vincent Jardin
2026-03-10 9:20 ` [PATCH v1 05/10] net/mlx5: support per-queue rate limiting Vincent Jardin
2026-03-10 9:20 ` [PATCH v1 06/10] net/mlx5: add burst pacing devargs Vincent Jardin
2026-03-10 9:20 ` [PATCH v1 07/10] net/mlx5: add testpmd command to query per-queue rate limit Vincent Jardin
2026-03-10 9:20 ` [PATCH v1 08/10] ethdev: add getter for per-queue Tx " Vincent Jardin
2026-03-10 9:20 ` [PATCH v1 9/10] net/mlx5: share pacing rate table entries across queues Vincent Jardin
2026-03-10 9:20 ` [PATCH v1 10/10] net/mlx5: add rate table capacity query API Vincent Jardin
2026-03-10 14:20 ` [PATCH v1 00/10] net/mlx5: per-queue Tx rate limiting via packet pacing Stephen Hemminger
2026-03-10 23:26 ` [PATCH v2 " Vincent Jardin
2026-03-10 23:26 ` [PATCH v2 01/10] doc/nics/mlx5: fix stale packet pacing documentation Vincent Jardin
2026-03-10 23:26 ` [PATCH v2 02/10] common/mlx5: query packet pacing rate table capabilities Vincent Jardin
2026-03-10 23:26 ` [PATCH v2 03/10] common/mlx5: extend SQ modify to support rate limit update Vincent Jardin
2026-03-10 23:26 ` [PATCH v2 04/10] net/mlx5: add per-queue packet pacing infrastructure Vincent Jardin
2026-03-11 16:29 ` Stephen Hemminger
2026-03-10 23:26 ` [PATCH v2 05/10] net/mlx5: support per-queue rate limiting Vincent Jardin
2026-03-10 23:26 ` [PATCH v2 06/10] net/mlx5: add burst pacing devargs Vincent Jardin
2026-03-10 23:26 ` [PATCH v2 07/10] net/mlx5: add testpmd command to query per-queue rate limit Vincent Jardin
2026-03-11 16:31 ` Stephen Hemminger
2026-03-10 23:26 ` [PATCH v2 08/10] ethdev: add getter for per-queue Tx " Vincent Jardin
2026-03-11 16:17 ` Stephen Hemminger
2026-03-11 16:26 ` Stephen Hemminger
2026-03-12 15:54 ` Vincent Jardin
2026-03-10 23:26 ` [PATCH v2 09/10] net/mlx5: share pacing rate table entries across queues Vincent Jardin
2026-03-10 23:26 ` [PATCH v2 10/10] net/mlx5: add rate table capacity query API Vincent Jardin
2026-03-11 16:31 ` Stephen Hemminger
2026-03-11 16:35 ` Stephen Hemminger
2026-03-12 15:05 ` Vincent Jardin
2026-03-12 16:01 ` Stephen Hemminger
2026-03-12 22:01 ` [PATCH v3 00/9] net/mlx5: per-queue Tx rate limiting via packet pacing Vincent Jardin
2026-03-12 22:01 ` [PATCH v3 01/9] doc/nics/mlx5: fix stale packet pacing documentation Vincent Jardin
2026-03-12 22:01 ` [PATCH v3 02/9] common/mlx5: query packet pacing rate table capabilities Vincent Jardin
2026-03-20 12:02 ` Slava Ovsiienko
2026-03-12 22:01 ` [PATCH v3 03/9] common/mlx5: extend SQ modify to support rate limit update Vincent Jardin
2026-03-20 12:01 ` Slava Ovsiienko
2026-03-12 22:01 ` [PATCH v3 04/9] net/mlx5: add per-queue packet pacing infrastructure Vincent Jardin
2026-03-20 12:51 ` Slava Ovsiienko
2026-03-12 22:01 ` [PATCH v3 05/9] net/mlx5: support per-queue rate limiting Vincent Jardin
2026-03-20 15:11 ` Slava Ovsiienko
2026-03-12 22:01 ` [PATCH v3 06/9] net/mlx5: add burst pacing devargs Vincent Jardin
2026-03-20 15:19 ` Slava Ovsiienko
2026-03-12 22:01 ` [PATCH v3 07/9] net/mlx5: add testpmd command to query per-queue rate limit Vincent Jardin
2026-03-20 15:38 ` Slava Ovsiienko
2026-03-22 14:02 ` Vincent Jardin
2026-03-12 22:01 ` [PATCH v3 08/9] ethdev: add getter for per-queue Tx " Vincent Jardin
2026-03-20 15:44 ` Slava Ovsiienko
2026-03-12 22:01 ` [PATCH v3 09/9] net/mlx5: add rate table capacity query API Vincent Jardin
2026-03-20 15:49 ` Slava Ovsiienko
2026-03-16 16:04 ` [PATCH v3 00/9] net/mlx5: per-queue Tx rate limiting via packet pacing Stephen Hemminger
2026-03-22 14:16 ` Vincent Jardin
2026-03-22 13:46 ` [PATCH v4 00/10] " Vincent Jardin
2026-03-22 13:46 ` [PATCH v4 01/10] doc/nics/mlx5: fix stale packet pacing documentation Vincent Jardin
2026-03-22 13:46 ` [PATCH v4 02/10] common/mlx5: query packet pacing rate table capabilities Vincent Jardin
2026-03-22 13:46 ` [PATCH v4 03/10] common/mlx5: extend SQ modify to support rate limit update Vincent Jardin
2026-03-23 12:59 ` Slava Ovsiienko
2026-03-22 13:46 ` [PATCH v4 04/10] net/mlx5: add per-queue packet pacing infrastructure Vincent Jardin
2026-03-23 13:00 ` Slava Ovsiienko
2026-03-22 13:46 ` [PATCH v4 05/10] net/mlx5: support per-queue rate limiting Vincent Jardin
2026-03-23 13:17 ` Slava Ovsiienko
2026-03-22 13:46 ` [PATCH v4 06/10] net/mlx5: add burst pacing devargs Vincent Jardin
2026-03-23 13:18 ` Slava Ovsiienko
2026-03-22 13:46 ` [PATCH v4 07/10] net/mlx5: add testpmd command to query per-queue rate limit Vincent Jardin
2026-03-23 13:19 ` Slava Ovsiienko
2026-03-22 13:46 ` [PATCH v4 08/10] ethdev: add getter for per-queue Tx " Vincent Jardin
2026-03-23 13:19 ` Slava Ovsiienko
2026-03-22 13:46 ` [PATCH v4 09/10] net/mlx5: implement per-queue Tx rate limit getter Vincent Jardin
2026-03-23 13:20 ` Slava Ovsiienko
2026-03-22 13:46 ` [PATCH v4 10/10] net/mlx5: add rate table capacity query API Vincent Jardin
2026-03-23 13:20 ` Slava Ovsiienko
2026-03-23 23:09 ` [PATCH v4 00/10] net/mlx5: per-queue Tx rate limiting via packet pacing Stephen Hemminger
2026-03-24 16:50 ` [PATCH v5 " Vincent Jardin
2026-03-24 16:50 ` [PATCH v5 01/10] doc/nics/mlx5: fix stale packet pacing documentation Vincent Jardin
2026-03-24 16:50 ` [PATCH v5 02/10] common/mlx5: query packet pacing rate table capabilities Vincent Jardin
2026-03-24 16:50 ` [PATCH v5 03/10] common/mlx5: extend SQ modify to support rate limit update Vincent Jardin
2026-03-24 16:50 ` [PATCH v5 04/10] net/mlx5: add per-queue packet pacing infrastructure Vincent Jardin
2026-03-24 16:50 ` [PATCH v5 05/10] net/mlx5: support per-queue rate limiting Vincent Jardin
2026-03-24 16:50 ` [PATCH v5 06/10] net/mlx5: add burst pacing devargs Vincent Jardin
2026-03-24 16:50 ` [PATCH v5 07/10] net/mlx5: add testpmd command to query per-queue rate limit Vincent Jardin
2026-03-24 16:50 ` [PATCH v5 08/10] ethdev: add getter for per-queue Tx " Vincent Jardin
2026-03-25 2:24 ` Stephen Hemminger [this message]
2026-03-24 16:50 ` [PATCH v5 09/10] net/mlx5: implement per-queue Tx rate limit getter Vincent Jardin
2026-03-24 16:50 ` [PATCH v5 10/10] net/mlx5: add rate table capacity query API Vincent Jardin
2026-03-25 2:25 ` [PATCH v5 00/10] net/mlx5: per-queue Tx rate limiting via packet pacing Stephen Hemminger
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