lkml.org 
[lkml]   [2019]   [Feb]   [3]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Date
Subject[PATCH 3.16 275/305] net/mlx4_core: Correctly set PFC param if global pause is turned off.
3.16.63-rc1 review patch.  If anyone has any objections, please let me know.

------------------

From: Tarick Bedeir <tarick@google.com>

commit bd5122cd1e0644d8bd8dd84517c932773e999766 upstream.

rx_ppp and tx_ppp can be set between 0 and 255, so don't clamp to 1.

Fixes: 6e8814ceb7e8 ("net/mlx4_en: Fix mixed PFC and Global pause user control requests")
Signed-off-by: Tarick Bedeir <tarick@google.com>
Reviewed-by: Eran Ben Elisha <eranbe@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---
drivers/net/ethernet/mellanox/mlx4/en_ethtool.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

--- a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c
@@ -498,8 +498,8 @@ static int mlx4_en_set_pauseparam(struct

tx_pause = !!(pause->tx_pause);
rx_pause = !!(pause->rx_pause);
- rx_ppp = priv->prof->rx_ppp && !(tx_pause || rx_pause);
- tx_ppp = priv->prof->tx_ppp && !(tx_pause || rx_pause);
+ rx_ppp = (tx_pause || rx_pause) ? 0 : priv->prof->rx_ppp;
+ tx_ppp = (tx_pause || rx_pause) ? 0 : priv->prof->tx_ppp;

err = mlx4_SET_PORT_general(mdev->dev, priv->port,
priv->rx_skb_size + ETH_FCS_LEN,
\
 
 \ /
  Last update: 2019-02-03 14:54    [W:1.267 / U:0.132 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site