Only available with Mellanox OFED >= 3.2.
+* **Added mlx5 optional packet padding by HW.**
+
+ Added an option to make PCI bus transactions rounded to multiple of a
+ cache line size for better alignment.
+
+ Only available with Mellanox OFED >= 3.2.
+
* **Changed szedata2 type of driver from vdev to pdev.**
Previously szedata2 device had to be added by ``--vdev`` option.