From: Yishai Hadas <yishaih@xxxxxxxxxxxx>
The specification for the Toeplitz function doesn't mention to set the
key explicitly to be symmetric. In case a symmetric functionality is
required a symmetric key can be simply used.
Fix the code accordingly.
Cc: <stable@xxxxxxxxxxxxxxx> # 4.7
Fixes: 28d6137008b2aa ("IB/mlx5: Add RSS QP support")
Signed-off-by: Yishai Hadas <yishaih@xxxxxxxxxxxx>
Reviewed-by: Alex Vainman <alexv@xxxxxxxxxxxx>
Signed-off-by: Leon Romanovsky <leonro@xxxxxxxxxxxx>
---
drivers/infiniband/hw/mlx5/qp.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c
index 615cc6771516..379328b2598f 100644
--- a/drivers/infiniband/hw/mlx5/qp.c
+++ b/drivers/infiniband/hw/mlx5/qp.c
@@ -1713,7 +1713,6 @@ static int create_rss_raw_qp_tir(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp,
}
MLX5_SET(tirc, tirc, rx_hash_fn, MLX5_RX_HASH_FN_TOEPLITZ);
- MLX5_SET(tirc, tirc, rx_hash_symmetric, 1);
memcpy(rss_key, ucmd.rx_hash_key, len);
break;
}
--
2.20.1
