tree c229dc94e09010602262ae2869ee809c2f413a76
parent 25a4517214ffa217a443181f7f885b914e6b328f
author Moni Shoua <monis@mellanox.com> 1565858314 +0300
committer Doug Ledford <dledford@redhat.com> 1566323085 -0400

IB/mlx5: Block MR WR if UMR is not possible

Check conditions that are mandatory to post_send UMR WQEs.
1. Modifying page size.
2. Modifying remote atomic permissions if atomic access is required.

If either condition is not fulfilled then fail to post_send() flow.

Fixes: c8d75a980fab ("IB/mlx5: Respect new UMR capabilities")
Signed-off-by: Moni Shoua <monis@mellanox.com>
Reviewed-by: Guy Levi <guyle@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Link: https://lore.kernel.org/r/20190815083834.9245-9-leon@kernel.org
Signed-off-by: Doug Ledford <dledford@redhat.com>