From: Steve Wise <swise@opengridcomputing.com>
Date: Thu, 1 Mar 2018 13:58:06 -0800
Subject: mlx4_ib: set user mr attributes in struct ib_mr
Patch-mainline: v4.17-rc1
Git-commit: e6f0330106f4aa51e377b183c759758242ccab6c
References: bsc#1103988 FATE#326003

Setting iova, length, and page_size allows this information to be
seen via NLDEV netlink queries, which can aid in user rdma debugging.

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Reviewed-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/infiniband/hw/mlx4/mr.c |    3 +++
 1 file changed, 3 insertions(+)

--- a/drivers/infiniband/hw/mlx4/mr.c
+++ b/drivers/infiniband/hw/mlx4/mr.c
@@ -407,6 +407,9 @@ struct ib_mr *mlx4_ib_reg_user_mr(struct
 		goto err_mr;
 
 	mr->ibmr.rkey = mr->ibmr.lkey = mr->mmr.key;
+	mr->ibmr.length = length;
+	mr->ibmr.iova = virt_addr;
+	mr->ibmr.page_size = 1U << shift;
 
 	return &mr->ibmr;