Comment 5 for bug 1762554

@Marcelo, I have a reply from Madhuri:

Created By: Madhuri Kaniganti (portal) (07/06/2018 11:40 AM)
Just these two fixes needed:

IB/mlx5: Respect new UMR capabilities
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?h=next-20180409&id=c8d75a980fab886a9c716567e6b47cc414ad84ee

IB/mlx5: Enable ECN capable bits for UD RoCE v2 QPs
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/drivers/infiniband/hw/mlx5?id=ea8af0d2f2b5b16da4553205ddaf225e0a057e03