[PATCH rdma-next 10/15] RDMA/mlx5: Enable relaxed ordering on ODP null mkey

Enable relaxed ordering on the ODP implicit-MR null mkey.
This allows supporting implicit ODP on HW that restricts memory
registration with strict ordering.

No functional change as this is a null mkey with no memory mappings.

Reviewed-by: Yishai Hadas <[email protected]>
Signed-off-by: Michael Gur <[email protected]>
---
 drivers/infiniband/hw/mlx5/odp.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/infiniband/hw/mlx5/odp.c b/drivers/infiniband/hw/mlx5/odp.c
index b8618610737a..34dbf7a79ae8 100644
--- a/drivers/infiniband/hw/mlx5/odp.c
+++ b/drivers/infiniband/hw/mlx5/odp.c
@@ -579,6 +579,7 @@ static int alloc_implicit_mr_null_mkey(struct mlx5_ib_dev *dev,
 	MLX5_SET(mkc, mkc, rr, 1);
 	MLX5_SET(mkc, mkc, lw, 1);
 	MLX5_SET(mkc, mkc, lr, 1);
+	mlx5_core_mkey_set_relaxed_ordering(dev->mdev, mkc);
 	MLX5_SET(mkc, mkc, free, 0);
 	MLX5_SET(mkc, mkc, umr_en, 0);
 	MLX5_SET(mkc, mkc, access_mode_1_0, MLX5_MKC_ACCESS_MODE_MTT);
-- 
2.52.0