ib_check_mr_access
ret = ib_check_mr_access(device, key->access_flags);
ret = ib_check_mr_access(ib_dev, cmd.access_flags);
ret = ib_check_mr_access(mr->device, cmd.access_flags);
ret = ib_check_mr_access(ib_dev, attr.access_flags);
ret = ib_check_mr_access(ib_dev, access_flags);
ret = ib_check_mr_access(ib_dev, access_flags);
err = ib_check_mr_access(&dev->ib_dev, access_flags);