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From: Jerin Jacob <jerinjacobk@gmail.com>
To: Xiaoyu Min <jackmin@mellanox.com>
Cc: Slava Ovsiienko <viacheslavo@mellanox.com>,
	Matan Azrad <matan@mellanox.com>,
	 Raslan Darawsheh <rasland@mellanox.com>,
	Wenzhuo Lu <wenzhuo.lu@intel.com>,
	 Jingjing Wu <jingjing.wu@intel.com>,
	Bernard Iremonger <bernard.iremonger@intel.com>,
	 Adrien Mazarguil <adrien.mazarguil@6wind.com>,
	Ori Kam <orika@mellanox.com>, dpdk-dev <dev@dpdk.org>,
	Xueming Li <xuemingl@mellanox.com>
Subject: Re: [dpdk-dev] [RFC 2/4] app/testpmd: new flow dump CLI
Date: Tue, 14 Jan 2020 10:01:31 +0530
Message-ID: <CALBAE1NOAUjZTCOGP92yyyWRCWFFePBVaNrjkbUfmAM2vxzQYQ@mail.gmail.com> (raw)
In-Reply-To: <620a2408b0dd370b8483c452d2b5957b3144fac7.1578969179.git.jackmin@mellanox.com>

On Tue, Jan 14, 2020 at 9:15 AM Xiaoyu Min <jackmin@mellanox.com> wrote:
>
> From: Xueming Li <xuemingl@mellanox.com>
>
> New flow dump CLI to dump MLX5 PMD specific flows into screen.
>
> Signed-off-by: Xueming Li <xuemingl@mellanox.com>
> Signed-off-by: Xiaoyu Min <jackmin@mellanox.com>
> ---
>  app/test-pmd/Makefile       |  4 ++
>  app/test-pmd/cmdline_flow.c | 91 +++++++++++++++++++++++++++++++++++++
>  app/test-pmd/config.c       | 33 ++++++++++++++
>  app/test-pmd/meson.build    |  3 ++
>  app/test-pmd/testpmd.h      |  1 +
>  5 files changed, 132 insertions(+)
>

>
> +/** Dump all flow rules. */
> +int
> +port_flow_dump(portid_t port_id __rte_unused,
> +              const char *file_name __rte_unused)
> +{
> +       int ret = 0;
> +#ifdef RTE_LIBRTE_MLX5_PMD

IMO, It should be the last resort to add driver-specific symbols in testpmd.
Why not introduce rte_flow_dump() and hook the MLX driver underneath?

> +       FILE * file = stdout;
> +
> +       if (file_name && strlen(file_name)) {
> +               file = fopen(file_name, "w");
> +               if (!file) {
> +                       printf("Failed to create file %s: %s\n", file_name,
> +                              strerror(errno));
> +                       return -errno;
> +               }
> +       }
> +       ret = rte_pmd_mlx5_flow_dump(port_id, file);
> +       if (ret)
> +               printf("Failed to dump flow: %s\n", strerror(-ret));
> +       else
> +               printf("Flow dump finished\n");
> +       if (file_name && strlen(file_name))
> +               fclose(file);
> +#else
> +       printf("MLX5 PMD driver disabled\n");
> +#endif
> +       return ret;
> +}

  reply index

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-14  3:45 [dpdk-dev] [RFC 0/4] net/mlx5: dump software steering flows in HW Xiaoyu Min
2020-01-14  3:45 ` [dpdk-dev] [RFC 1/4] net/mlx5: support flow dump Api Xiaoyu Min
2020-01-14  3:45 ` [dpdk-dev] [RFC 2/4] app/testpmd: new flow dump CLI Xiaoyu Min
2020-01-14  4:31   ` Jerin Jacob [this message]
2020-01-14 10:15     ` Jack Min
2020-01-14 14:00       ` Jerin Jacob
2020-01-15 12:49         ` Jack Min
2020-01-14  3:45 ` [dpdk-dev] [RFC 3/4] net/mlx5: add socket server for external tools Xiaoyu Min
2020-01-14  3:45 ` [dpdk-dev] [RFC 4/4] doc: update mlx5 document for flow dump feature Xiaoyu Min

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