When choosing a vector path to take, an extra condition must be satisfied to ensure the max SIMD bitwidth allows for the CPU enabled path.
Cc: Matan Azrad <[email protected]> Cc: Shahaf Shuler <[email protected]> Cc: Viacheslav Ovsiienko <[email protected]> Signed-off-by: Ciara Power <[email protected]> --- drivers/net/mlx5/mlx5_ethdev.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/mlx5/mlx5_ethdev.c b/drivers/net/mlx5/mlx5_ethdev.c index cefb45064e..f322f82029 100644 --- a/drivers/net/mlx5/mlx5_ethdev.c +++ b/drivers/net/mlx5/mlx5_ethdev.c @@ -479,7 +479,8 @@ mlx5_select_rx_function(struct rte_eth_dev *dev) eth_rx_burst_t rx_pkt_burst = mlx5_rx_burst; MLX5_ASSERT(dev != NULL); - if (mlx5_check_vec_rx_support(dev) > 0) { + if (mlx5_check_vec_rx_support(dev) > 0 && + rte_get_max_simd_bitwidth() >= RTE_MAX_128_SIMD) { rx_pkt_burst = mlx5_rx_burst_vec; DRV_LOG(DEBUG, "port %u selected Rx vectorized function", dev->data->port_id); -- 2.17.1
