RE: [PATCH v2 4/6] examples/ipsec-secgw: fix lcore ID restriction

[Konstantin Ananyev <konstantin.ananyev@huawei.com>]

> Currently the config option allows lcore IDs up to 255,
> irrespective of RTE_MAX_LCORES and needs to be fixed.
> 
> The patch allows config options based on DPDK config.
> 
> Fixes: d299106e8e31 ("examples/ipsec-secgw: add IPsec sample application")
> Cc: sergio.gonzalez.monroy@intel.com
> Cc: stable@dpdk.org
> 
> Signed-off-by: Sivaprasad Tummala <sivaprasad.tummala@amd.com>
> ---
>  examples/ipsec-secgw/event_helper.h |  2 +-
>  examples/ipsec-secgw/ipsec-secgw.c  | 16 +++++++++-------
>  examples/ipsec-secgw/ipsec.c        |  2 +-
>  3 files changed, 11 insertions(+), 9 deletions(-)
> 
> diff --git a/examples/ipsec-secgw/event_helper.h b/examples/ipsec-secgw/event_helper.h
> index dfb81bfcf1..9923700f03 100644
> --- a/examples/ipsec-secgw/event_helper.h
> +++ b/examples/ipsec-secgw/event_helper.h
> @@ -102,7 +102,7 @@ struct eh_event_link_info {
>  		/**< Event port ID */
>  	uint8_t eventq_id;
>  		/**< Event queue to be linked to the port */
> -	uint8_t lcore_id;
> +	uint16_t lcore_id;
>  		/**< Lcore to be polling on this port */
>  };
> 
> diff --git a/examples/ipsec-secgw/ipsec-secgw.c b/examples/ipsec-secgw/ipsec-secgw.c
> index bf98d2618b..6f550db05c 100644
> --- a/examples/ipsec-secgw/ipsec-secgw.c
> +++ b/examples/ipsec-secgw/ipsec-secgw.c
> @@ -221,7 +221,7 @@ static const char *cfgfile;
>  struct lcore_params {
>  	uint16_t port_id;
>  	uint8_t queue_id;
> -	uint8_t lcore_id;
> +	uint16_t lcore_id;
>  } __rte_cache_aligned;
> 
>  static struct lcore_params lcore_params_array[MAX_LCORE_PARAMS];
> @@ -810,7 +810,7 @@ check_flow_params(uint16_t fdir_portid, uint8_t fdir_qid)
>  static int32_t
>  check_poll_mode_params(struct eh_conf *eh_conf)
>  {
> -	uint8_t lcore;
> +	uint16_t lcore;
>  	uint16_t portid;
>  	uint16_t i;
>  	int32_t socket_id;
> @@ -829,13 +829,13 @@ check_poll_mode_params(struct eh_conf *eh_conf)
>  	for (i = 0; i < nb_lcore_params; ++i) {
>  		lcore = lcore_params[i].lcore_id;
>  		if (!rte_lcore_is_enabled(lcore)) {
> -			printf("error: lcore %hhu is not enabled in "
> +			printf("error: lcore %hu is not enabled in "
>  				"lcore mask\n", lcore);
>  			return -1;
>  		}
>  		socket_id = rte_lcore_to_socket_id(lcore);
>  		if (socket_id != 0 && numa_on == 0) {
> -			printf("warning: lcore %hhu is on socket %d "
> +			printf("warning: lcore %hu is on socket %d "
>  				"with numa off\n",
>  				lcore, socket_id);
>  		}
> @@ -870,7 +870,7 @@ static int32_t
>  init_lcore_rx_queues(void)
>  {
>  	uint16_t i, nb_rx_queue;
> -	uint8_t lcore;
> +	uint16_t lcore;
> 
>  	for (i = 0; i < nb_lcore_params; ++i) {
>  		lcore = lcore_params[i].lcore_id;
> @@ -1051,6 +1051,8 @@ parse_config(const char *q_arg)
>  	char *str_fld[_NUM_FLD];
>  	int32_t i;
>  	uint32_t size;
> +	unsigned int max_fld[_NUM_FLD] = {RTE_MAX_ETHPORTS,
> +					255, RTE_MAX_LCORE};
> 
>  	nb_lcore_params = 0;
> 
> @@ -1071,7 +1073,7 @@ parse_config(const char *q_arg)
>  		for (i = 0; i < _NUM_FLD; i++) {
>  			errno = 0;
>  			int_fld[i] = strtoul(str_fld[i], &end, 0);
> -			if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
> +			if (errno != 0 || end == str_fld[i] || int_fld[i] > max_fld[i])
>  				return -1;
>  		}
>  		if (nb_lcore_params >= MAX_LCORE_PARAMS) {
> @@ -1084,7 +1086,7 @@ parse_config(const char *q_arg)
>  		lcore_params_array[nb_lcore_params].queue_id =
>  			(uint8_t)int_fld[FLD_QUEUE];
>  		lcore_params_array[nb_lcore_params].lcore_id =
> -			(uint8_t)int_fld[FLD_LCORE];
> +			(uint16_t)int_fld[FLD_LCORE];
>  		++nb_lcore_params;
>  	}
>  	lcore_params = lcore_params_array;
> diff --git a/examples/ipsec-secgw/ipsec.c b/examples/ipsec-secgw/ipsec.c
> index f5cec4a928..5ebb71bb9a 100644
> --- a/examples/ipsec-secgw/ipsec.c
> +++ b/examples/ipsec-secgw/ipsec.c
> @@ -259,7 +259,7 @@ create_lookaside_session(struct ipsec_ctx *ipsec_ctx_lcore[],
>  			continue;
> 
>  		/* Looking for cryptodev, which can handle this SA */
> -		key.lcore_id = (uint8_t)lcore_id;
> +		key.lcore_id = (uint16_t)lcore_id;
>  		key.cipher_algo = (uint8_t)sa->cipher_algo;
>  		key.auth_algo = (uint8_t)sa->auth_algo;
>  		key.aead_algo = (uint8_t)sa->aead_algo;
> --

Acked-by: Konstantin Ananyev <konstantin.ananyev@huawei.com>
 

> 2.25.1