[dpdk-dev] [PATCH 2/2] examples/ethtool: add closing port operation
Thomas Monjalon
thomas at monjalon.net
Tue Apr 20 02:59:19 CEST 2021
08/04/2021 12:14, Min Hu (Connor):
> From: Huisong Li <lihuisong at huawei.com>
>
> Currently, ethtool directly ends the process after 'quit' cmd. In this
> case, software resources are not released and hardware resources of the
> device are not uninstalled.
>
> This patch adds closing port operation to release resources.
>
> Fixes: bda68ab9d1e7 ("examples/ethtool: add user-space ethtool sample application")
> Cc: stable at dpdk.org
>
> Signed-off-by: Huisong Li <lihuisong at huawei.com>
> Signed-off-by: Min Hu (Connor) <humin29 at huawei.com>
> ---
> --- a/examples/ethtool/ethtool-app/main.c
> +++ b/examples/ethtool/ethtool-app/main.c
> +static void close_ports(void)
> +{
> + uint16_t portid;
> + int ret;
> +
> + for (portid = 0; portid < app_cfg.cnt_ports; portid++) {
> + printf("Closing port %d...", portid);
> + ret = rte_eth_dev_stop(portid);
> + if (ret != 0)
> + rte_exit(EXIT_FAILURE, "rte_eth_dev_stop: err=%s, port=%u\n",
> + strerror(-ret), portid);
> + rte_eth_dev_close(portid);
> + printf(" Done\n");
> + }
> +
> + ret = rte_eal_cleanup();
> + if (ret != 0)
> + rte_exit(EXIT_FAILURE, "EAL cleanup failed: %s\n",
> + strerror(-ret));
It would be better to add EAL cleanup in the main function.
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