[dpdk-dev] [PATCH v2 1/2] app/testpmd: support the heavywight mode GRO

Ferruh Yigit ferruh.yigit at intel.com
Mon Aug 21 13:16:05 CEST 2017


On 8/17/2017 10:08 AM, Jiayu Hu wrote:
> The GRO library provides two reassembly modes: lightweight mode and
> heavyweight mode. This patch is to support the heavyweight mode in
> csum forwarding engine.
> 
> With the command "set port <port_id> gro (heavymode|lightmode) (on|off)",
> users can select the lightweight mode or the heavyweight mode to use. With
> the command "set gro flush interval <num>", users can set the interval of
> flushing GROed packets from reassembly tables for the heavyweight mode.
> With the command "show port <port_id> gro", users can display GRO
> configuration.
> 
> Signed-off-by: Jiayu Hu <jiayu.hu at intel.com>

<...>

> +	/* create a gro context for each lcore */
> +	gro_param.gro_types = RTE_GRO_TCP_IPV4;
> +	gro_param.max_flow_num = GRO_MAX_FLUSH_INTERVAL;
> +	gro_param.max_item_per_flow = MAX_PKT_BURST;
> +	for (lc_id = 0; lc_id < nb_lcores; lc_id++) {
> +		gro_param.socket_id = rte_lcore_to_socket_id(
> +				fwd_lcores_cpuids[lc_id]);
> +		fwd_lcores[lc_id]->gro_ctx = rte_gro_ctx_create(&gro_param);

The gro library .map file has wrong function name "rte_gro_ctrl_create"
instead of "rte_gro_ctx_create". So this is giving a build error with
shared library config.

Both "rte_gro_ctrl_create" and "rte_gro_ctrl_destroy" need to be fixed.

> +		if (fwd_lcores[lc_id]->gro_ctx == NULL) {
> +			rte_exit(EXIT_FAILURE,
> +					"rte_gro_ctx_create() failed\n");
> +		}
> +	}
>  }

<...>


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