From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Kirsher Subject: [net-2.6 PATCH 1/3] ixgbe: Fix gso_max_size for 82599 when DCB is enabled Date: Fri, 06 Nov 2009 14:55:38 -0800 Message-ID: <20091106225526.28063.83720.stgit@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, gospo@redhat.com, Yi Zou , Peter P Waskiewicz Jr , Jeff Kirsher To: davem@davemloft.net Return-path: Received: from qmta04.westchester.pa.mail.comcast.net ([76.96.62.40]:44509 "EHLO QMTA04.westchester.pa.mail.comcast.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760005AbZKFWzy (ORCPT ); Fri, 6 Nov 2009 17:55:54 -0500 Sender: netdev-owner@vger.kernel.org List-ID: From: Yi Zou The 32k gso_max_size when DCB is enabled is for 82598 only, not for 82599. Signed-off-by: Yi Zou Acked-by: Peter P Waskiewicz Jr Signed-off-by: Jeff Kirsher --- drivers/net/ixgbe/ixgbe_main.c | 5 ++++- 1 files changed, 4 insertions(+), 1 deletions(-) diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c index cbb143c..26fc1df 100644 --- a/drivers/net/ixgbe/ixgbe_main.c +++ b/drivers/net/ixgbe/ixgbe_main.c @@ -2471,7 +2471,10 @@ static void ixgbe_configure(struct ixgbe_adapter *adapter) ixgbe_restore_vlan(adapter); #ifdef CONFIG_IXGBE_DCB if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) { - netif_set_gso_max_size(netdev, 32768); + if (hw->mac.type == ixgbe_mac_82598EB) + netif_set_gso_max_size(netdev, 32768); + else + netif_set_gso_max_size(netdev, 65536); ixgbe_configure_dcb(adapter); } else { netif_set_gso_max_size(netdev, 65536);