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From: Gerry Gribbon <ggribbon@nvidia.com>
To: <dev@dpdk.org>
Cc: <jamhunter@nvidia.com>, <ggribbon@nvidia.com>,
	Ori Kam <orika@nvidia.com>
Subject: [PATCH] regex/mlx5: add check for nb max matches
Date: Thu, 1 Sep 2022 08:28:02 +0000	[thread overview]
Message-ID: <20220901082802.2434855-1-ggribbon@nvidia.com> (raw)

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(+)

diff --git a/drivers/regex/mlx5/mlx5_rxp.c b/drivers/regex/mlx5/mlx5_rxp.c
index ed3af15e40..47d32b7dd7 100644
--- a/drivers/regex/mlx5/mlx5_rxp.c
+++ b/drivers/regex/mlx5/mlx5_rxp.c
@@ -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) *
-- 
2.25.1


             reply	other threads:[~2022-09-01  8:28 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-09-01  8:28 Gerry Gribbon [this message]
2022-10-09 14:35 ` Thomas Monjalon

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