>
> Add command line option -s which can be used to configure number
> of buffers in a pool. Default number of buffers is 8192.
>
> Signed-off-by: Anoob Joseph <ano...@marvell.com>
> Signed-off-by: Lukasz Bartosik <lbarto...@marvell.com>
> ---
> examples/ipsec-secgw/ipsec-secgw.c | 23 +++++++++++++++++++----
> 1 file changed, 19 insertions(+), 4 deletions(-)
>
> diff --git a/examples/ipsec-secgw/ipsec-secgw.c
> b/examples/ipsec-secgw/ipsec-secgw.c
> index 76719f2..f8e28d6 100644
> --- a/examples/ipsec-secgw/ipsec-secgw.c
> +++ b/examples/ipsec-secgw/ipsec-secgw.c
> @@ -59,8 +59,6 @@ volatile bool force_quit;
>
> #define MEMPOOL_CACHE_SIZE 256
>
> -#define NB_MBUF (32000)
> -
> #define CDEV_QUEUE_DESC 2048
> #define CDEV_MAP_ENTRIES 16384
> #define CDEV_MP_NB_OBJS 1024
> @@ -167,6 +165,7 @@ static int32_t numa_on = 1; /**< NUMA is enabled by
> default. */
> static uint32_t nb_lcores;
> static uint32_t single_sa;
> static uint32_t single_sa_idx;
> +static uint32_t nb_bufs_in_pool = 8192;
Why to change the default number (behavior) here?
Why not to keep existing one as default?
>
> /*
> * RX/TX HW offload capabilities to enable/use on ethernet ports.
> @@ -1261,6 +1260,7 @@ print_usage(const char *prgname)
> " [-w REPLAY_WINDOW_SIZE]"
> " [-e]"
> " [-a]"
> + " [-s NUMBER_OF_MBUFS_IN_PKT_POOL]"
> " -f CONFIG_FILE"
> " --config (port,queue,lcore)[,(port,queue,lcore)]"
> " [--single-sa SAIDX]"
> @@ -1284,6 +1284,7 @@ print_usage(const char *prgname)
> " size for each SA\n"
> " -e enables ESN\n"
> " -a enables SA SQN atomic behaviour\n"
> + " -s number of mbufs in packet pool (default 8192)\n"
> " -f CONFIG_FILE: Configuration file\n"
> " --config (port,queue,lcore): Rx queue configuration\n"
> " --single-sa SAIDX: Use single SA index for outbound
> traffic,\n"
> @@ -1534,7 +1535,7 @@ parse_args(int32_t argc, char **argv, struct eh_conf
> *eh_conf)
>
> argvopt = argv;
>
> - while ((opt = getopt_long(argc, argvopt, "aelp:Pu:f:j:w:",
> + while ((opt = getopt_long(argc, argvopt, "aelp:Pu:f:j:w:s:",
> lgopts, &option_index)) != EOF) {
>
> switch (opt) {
> @@ -1568,6 +1569,19 @@ parse_args(int32_t argc, char **argv, struct eh_conf
> *eh_conf)
> cfgfile = optarg;
> f_present = 1;
> break;
> +
> + case 's':
> + ret = parse_decimal(optarg);
> + if (ret < 0) {
> + printf("Invalid number of buffers in a pool: "
> + "%s\n", optarg);
> + print_usage(prgname);
> + return -1;
> + }
> +
> + nb_bufs_in_pool = ret;
> + break;
> +
> case 'j':
> ret = parse_decimal(optarg);
> if (ret < RTE_MBUF_DEFAULT_BUF_SIZE ||
> @@ -2792,11 +2806,12 @@ main(int32_t argc, char **argv)
> if (socket_ctx[socket_id].mbuf_pool)
> continue;
>
> - pool_init(&socket_ctx[socket_id], socket_id, NB_MBUF);
> + pool_init(&socket_ctx[socket_id], socket_id, nb_bufs_in_pool);
> session_pool_init(&socket_ctx[socket_id], socket_id, sess_sz);
> session_priv_pool_init(&socket_ctx[socket_id], socket_id,
> sess_sz);
> }
> + printf("Number of mbufs in packet pool %d\n", nb_bufs_in_pool);
>
> RTE_ETH_FOREACH_DEV(portid) {
> if ((enabled_port_mask & (1 << portid)) == 0)
> --
> 2.7.4
