From: Alexander Kozyrev Date: Thu, 13 Jan 2022 14:36:09 +0000 (+0200) Subject: net/mlx5: fix MPRQ WQE size assertion X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=728b6447e766fc0aaf59e888635d62d54e77a528;p=dpdk.git net/mlx5: fix MPRQ WQE size assertion Preparation of the stride size and the number of strides for Multi-Packet RQ was updated recently to accommodate the hardware limitation about minimum WQE size. The wrong assertion was introduced to ensure this limitation is met. Assert that the configured WQE size is not less than the minimum supported size. Fixes: 34776af600df ("net/mlx5: fix MPRQ stride devargs adjustment") Cc: stable@dpdk.org Signed-off-by: Alexander Kozyrev Acked-by: Viacheslav Ovsiienko --- diff --git a/drivers/net/mlx5/mlx5_rxq.c b/drivers/net/mlx5/mlx5_rxq.c index ee07c610b9..580d7ae868 100644 --- a/drivers/net/mlx5/mlx5_rxq.c +++ b/drivers/net/mlx5/mlx5_rxq.c @@ -1619,7 +1619,7 @@ mlx5_mprq_prepare(struct rte_eth_dev *dev, uint16_t idx, uint16_t desc, RTE_BIT32(log_def_stride_size)); log_stride_wqe_size = log_def_stride_num + log_def_stride_size; } - MLX5_ASSERT(log_stride_wqe_size < config->mprq.log_min_stride_wqe_size); + MLX5_ASSERT(log_stride_wqe_size >= config->mprq.log_min_stride_wqe_size); if (desc <= RTE_BIT32(*actual_log_stride_num)) goto unsupport; if (min_mbuf_size > RTE_BIT32(log_stride_wqe_size)) {