patch 'examples/multi_process: fix ports cleanup on exit' has been queued to stable release 22.11.9

[Maayan Kashani]

Hi, Luca,
It was reverted from main branch,
Please remove this commit.

Regards,
Maayan Kashani

> -----Original Message-----
> From: luca.boccassi at gmail.com <luca.boccassi at gmail.com>
> Sent: Monday, 14 July 2025 18:11
> To: Maayan Kashani <mkashani at nvidia.com>
> Cc: Anatoly Burakov <anatoly.burakov at intel.com>; dpdk stable
> <stable at dpdk.org>
> Subject: patch 'examples/multi_process: fix ports cleanup on exit' has been
> queued to stable release 22.11.9
> 
> External email: Use caution opening links or attachments
> 
> 
> Hi,
> 
> FYI, your patch has been queued to stable release 22.11.9
> 
> Note it hasn't been pushed to http://dpdk.org/browse/dpdk-stable yet.
> It will be pushed if I get no objections before 07/16/25. So please shout if
> anyone has objections.
> 
> Also note that after the patch there's a diff of the upstream commit vs the
> patch applied to the branch. This will indicate if there was any rebasing
> needed to apply to the stable branch. If there were code changes for
> rebasing
> (ie: not only metadata diffs), please double check that the rebase was
> correctly done.
> 
> Queued patches are on a temporary branch at:
> https://github.com/bluca/dpdk-stable
> 
> This queued commit can be viewed at:
> https://github.com/bluca/dpdk-
> stable/commit/a7b1c6735f340fdb92d114160a9d05af81daebec
> 
> Thanks.
> 
> Luca Boccassi
> 
> ---
> From a7b1c6735f340fdb92d114160a9d05af81daebec Mon Sep 17 00:00:00
> 2001
> From: Maayan Kashani <mkashani at nvidia.com>
> Date: Tue, 8 Jul 2025 10:09:54 +0300
> Subject: [PATCH] examples/multi_process: fix ports cleanup on exit
> 
> [ upstream commit 4382d58097b41d1e1229ce5fc2943994bf44bd83 ]
> 
> Device was started but not stopped on exit signal.
> Added port stop and close on exit.
> 
> Fixes: af75078fece3 ("first public release")
> 
> Signed-off-by: Maayan Kashani <mkashani at nvidia.com>
> Acked-by: Anatoly Burakov <anatoly.burakov at intel.com>
> ---
>  examples/multi_process/symmetric_mp/main.c | 27 ++++++++++++++++++--
> --
>  1 file changed, 22 insertions(+), 5 deletions(-)
> 
> diff --git a/examples/multi_process/symmetric_mp/main.c
> b/examples/multi_process/symmetric_mp/main.c
> index 1ff85875df..2dbbaa06f5 100644
> --- a/examples/multi_process/symmetric_mp/main.c
> +++ b/examples/multi_process/symmetric_mp/main.c
> @@ -92,6 +92,25 @@ smp_usage(const char *prgname, const char *errmsg)
>         exit(1);
>  }
> 
> +static void
> +exit_cleanup(void)
> +{
> +       unsigned int i;
> +
> +       RTE_LOG(INFO, APP, "Close ports.\n");
> +       for (i = 0; i < num_ports; i++) {
> +               if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
> +                       if (rte_eth_dev_stop(ports[i]))
> +                               rte_exit(EXIT_FAILURE, "Error stopping ports\n");
> +                       if (rte_eth_dev_close(ports[i]))
> +                               rte_exit(EXIT_FAILURE, "Error closing ports\n");
> +               }
> +       }
> +
> +       /* clean up the EAL */
> +       rte_eal_cleanup();
> +       exit(0);
> +}
> 
>  /* signal handler configured for SIGTERM and SIGINT to print stats on exit */
> static void @@ -104,9 +123,10 @@ print_stats(int signum)
>                 printf("Port %u: RX - %u, TX - %u, Drop - %u\n", (unsigned)p_num,
>                                 pstats[p_num].rx, pstats[p_num].tx, pstats[p_num].drop);
>         }
> -       exit(0);
> +       exit_cleanup();
>  }
> 
> +
>  /* Parse the argument given in the command line of the application */  static
> int  smp_parse_args(int argc, char **argv) @@ -486,8 +506,5 @@ main(int
> argc, char **argv)
> 
>         rte_eal_mp_remote_launch(lcore_main, NULL, CALL_MAIN);
> 
> -       /* clean up the EAL */
> -       rte_eal_cleanup();
> -
> -       return 0;
> +       exit_cleanup();
>  }
> --
> 2.47.2
> 
> ---
>   Diff of the applied patch vs upstream commit (please double-check if non-
> empty:
> ---
> --- -   2025-07-14 16:09:41.409143407 +0100
> +++ 0019-examples-multi_process-fix-ports-cleanup-on-exit.patch
> +++ 2025-07-14 16:09:40.720449163 +0100
> @@ -1 +1 @@
> -From 4382d58097b41d1e1229ce5fc2943994bf44bd83 Mon Sep 17 00:00:00
> 2001
> +From a7b1c6735f340fdb92d114160a9d05af81daebec Mon Sep 17 00:00:00
> 2001
> @@ -5,0 +6,2 @@
> +[ upstream commit 4382d58097b41d1e1229ce5fc2943994bf44bd83 ]
> +
> @@ -10 +11,0 @@
> -Cc: stable at dpdk.org
> @@ -19 +20 @@
> -index f7d8439cd4..de16608a0f 100644
> +index 1ff85875df..2dbbaa06f5 100644