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

["Hu, Jiayu" <jiayu.hu@intel.com>]

Hi,

> -----Original Message-----
> From: Yigit, Ferruh
> Sent: Monday, August 21, 2017 7:16 PM
> To: Hu, Jiayu <jiayu.hu@intel.com>; dev@dpdk.org
> Cc: Ananyev, Konstantin <konstantin.ananyev@intel.com>; Tan, Jianfeng
> <jianfeng.tan@intel.com>; thomas@monjalon.net; Wu, Jingjing
> <jingjing.wu@intel.com>; Yao, Lei A <lei.a.yao@intel.com>
> Subject: Re: [PATCH v2 1/2] app/testpmd: support the heavywight mode GRO
> 
> 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@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.

Thanks a lot. I will send a patch to fix them.

BRs,
Jiayu

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