Fred, do you have a Mellanox card? The kernel should load mlx4_core automatically when it detects the hardware. Then the mlx4.conf file ensures that mlx4_en is loaded when mlx4_core was loaded.
Fred, do you have a Mellanox card? The kernel should load mlx4_core automatically when it detects the hardware. Then the mlx4.conf file ensures that mlx4_en is loaded when mlx4_core was loaded.