[PATCH v2] app/testpmd: change a magic number to macro

[Zhang, Yuying]

Hi Mingxia,

LGTM.

> -----Original Message-----
> From: Liu, Mingxia <mingxia.liu at intel.com>
> Sent: Thursday, March 31, 2022 10:34 AM
> To: dev at dpdk.org
> Cc: Li, Xiaoyun <xiaoyun.li at intel.com>; Singh, Aman Deep
> <aman.deep.singh at intel.com>; Zhang, Yuying <yuying.zhang at intel.com>;
> Liu, Mingxia <mingxia.liu at intel.com>; stable at dpdk.org
> Subject: [PATCH v2] app/testpmd: change a magic number to macro
> 
> From: mingxial <mingxia.liu at intel.com>
> 
> Add macro MIN_TOTAL_NUM_MBUFS (1024) to indicate what the value of
> total-num-mbufs should bigger than.
> 
> Fixes: c87988187fdb ("app/testpmd: add --total-num-mbufs option")
> Cc: stable at dpdk.org
> 
> Signed-off-by: mingxial <mingxia.liu at intel.com>

Acked-by: Yuying Zhang <yuying.zhang at intel.com>

> ---
>  app/test-pmd/parameters.c | 5 +++--
>  app/test-pmd/testpmd.h    | 2 ++
>  2 files changed, 5 insertions(+), 2 deletions(-)
> 
> diff --git a/app/test-pmd/parameters.c b/app/test-pmd/parameters.c index
> daf6a31b2b..641c9c767e 100644
> --- a/app/test-pmd/parameters.c
> +++ b/app/test-pmd/parameters.c
> @@ -940,11 +940,12 @@ launch_args_parse(int argc, char** argv)
>  			}
>  			if (!strcmp(lgopts[opt_idx].name, "total-num-mbufs"))
> {
>  				n = atoi(optarg);
> -				if (n > 1024)
> +				if (n > MIN_TOTAL_NUM_MBUFS)
>  					param_total_num_mbufs =
> (unsigned)n;
>  				else
>  					rte_exit(EXIT_FAILURE,
> -						 "total-num-mbufs should be >
> 1024\n");
> +						 "total-num-mbufs should
> be > %d\n",
> +						 MIN_TOTAL_NUM_MBUFS);
>  			}
>  			if (!strcmp(lgopts[opt_idx].name, "max-pkt-len")) {
>  				n = atoi(optarg);
> diff --git a/app/test-pmd/testpmd.h b/app/test-pmd/testpmd.h index
> 31f766c965..a633f81b50 100644
> --- a/app/test-pmd/testpmd.h
> +++ b/app/test-pmd/testpmd.h
> @@ -72,6 +72,8 @@
>  #define NUMA_NO_CONFIG 0xFF
>  #define UMA_NO_CONFIG  0xFF
> 
> +#define MIN_TOTAL_NUM_MBUFS 1024
> +
>  typedef uint8_t  lcoreid_t;
>  typedef uint16_t portid_t;
>  typedef uint16_t queueid_t;
> --
> 2.25.1