regex/mlx5: add check for nb max matches
Checks
Commit Message
Added check so user gets error if they try to configure the
nb_max_matches value when using rte_regexdev_configure().
Signed-off-by: Gerry Gribbon <ggribbon@nvidia.com>
Acked-by: Ori Kam <orika@nvidia.com>
---
drivers/regex/mlx5/mlx5_rxp.c | 5 +++++
1 file changed, 5 insertions(+)
Comments
01/09/2022 10:28, Gerry Gribbon:
> Added check so user gets error if they try to configure the
> nb_max_matches value when using rte_regexdev_configure().
>
> Signed-off-by: Gerry Gribbon <ggribbon@nvidia.com>
> Acked-by: Ori Kam <orika@nvidia.com>
Applied, thanks.
Note the more explicit title on merge:
regex/mlx5: forbid changing maximum match number
@@ -144,6 +144,11 @@ mlx5_regex_configure(struct rte_regexdev *dev,
if (priv->prog_mode == MLX5_RXP_MODE_NOT_DEFINED)
return -1;
+ if (cfg->nb_max_matches != MLX5_REGEX_MAX_MATCHES) {
+ DRV_LOG(ERR, "nb_max_matches is not configurable.");
+ rte_errno = EINVAL;
+ return -rte_errno;
+ }
priv->nb_queues = cfg->nb_queue_pairs;
dev->data->dev_conf.nb_queue_pairs = priv->nb_queues;
priv->qps = rte_zmalloc(NULL, sizeof(struct mlx5_regex_qp) *