From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Kirsher Subject: [net-next PATCH 6/7] ixgbe: dcb, do not tag tc_prio_control frames Date: Tue, 18 May 2010 19:00:11 -0700 Message-ID: <20100519020011.18654.3836.stgit@localhost.localdomain> References: <20100519020003.18654.94899.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, John Fastabend , Jeff Kirsher To: davem@davemloft.net Return-path: Received: from qmta09.emeryville.ca.mail.comcast.net ([76.96.30.96]:46158 "EHLO qmta09.emeryville.ca.mail.comcast.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753032Ab0ESCAM (ORCPT ); Tue, 18 May 2010 22:00:12 -0400 In-Reply-To: <20100519020003.18654.94899.stgit@localhost.localdomain> Sender: netdev-owner@vger.kernel.org List-ID: From: John Fastabend The network stack indicate packets should not be DCB tagged by setting the priority to TC_PRIO_CONTROL. One usage for this is lldp frames which are not suppossed to be tagged. Signed-off-by: John Fastabend Signed-off-by: Jeff Kirsher --- drivers/net/ixgbe/ixgbe_main.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c index d80bb1a..caf1114 100644 --- a/drivers/net/ixgbe/ixgbe_main.c +++ b/drivers/net/ixgbe/ixgbe_main.c @@ -6075,7 +6075,8 @@ static netdev_tx_t ixgbe_xmit_frame(struct sk_buff *skb, } tx_flags <<= IXGBE_TX_FLAGS_VLAN_SHIFT; tx_flags |= IXGBE_TX_FLAGS_VLAN; - } else if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) { + } else if (adapter->flags & IXGBE_FLAG_DCB_ENABLED && + skb->priority != TC_PRIO_CONTROL) { tx_flags |= ((skb->queue_mapping & 0x7) << 13); tx_flags <<= IXGBE_TX_FLAGS_VLAN_SHIFT; tx_flags |= IXGBE_TX_FLAGS_VLAN;