From patchwork Wed May 21 15:24:39 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vlad Yasevich X-Patchwork-Id: 351226 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id F20071400D5 for ; Thu, 22 May 2014 01:24:51 +1000 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752702AbaEUPYr (ORCPT ); Wed, 21 May 2014 11:24:47 -0400 Received: from mx1.redhat.com ([209.132.183.28]:63201 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752648AbaEUPYq (ORCPT ); Wed, 21 May 2014 11:24:46 -0400 Received: from int-mx12.intmail.prod.int.phx2.redhat.com (int-mx12.intmail.prod.int.phx2.redhat.com [10.5.11.25]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id s4LFOhRf003050 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 21 May 2014 11:24:44 -0400 Received: from vyasevic.redhat.com (vpn-56-195.rdu2.redhat.com [10.10.56.195]) by int-mx12.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id s4LFOfj6009033; Wed, 21 May 2014 11:24:42 -0400 From: Vlad Yasevich To: netdev@vger.kernel.org Cc: Vlad Yasevich , Jay Vosburgh , Veaceslav Falico , Andy Gospodarek Subject: [PATCH net] bonding: Don't assume 802.1Q when sending alb learning packets. Date: Wed, 21 May 2014 11:24:39 -0400 Message-Id: <1400685879-21843-1-git-send-email-vyasevic@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.25 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org TLB/ALB learning packets always assume 802.1Q vlan protocol, but that is no longer the case since we now have support for Q-in-Q on top of bonding. Pass the vlan protocol to alb_send_lp_vid() so that the packets are properly tagged. CC: Jay Vosburgh CC: Veaceslav Falico CC: Andy Gospodarek Signed-off-by: Vlad Yasevich Acked-by: Veaceslav Falico --- drivers/net/bonding/bond_alb.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/net/bonding/bond_alb.c b/drivers/net/bonding/bond_alb.c index e538478..2ec945c 100644 --- a/drivers/net/bonding/bond_alb.c +++ b/drivers/net/bonding/bond_alb.c @@ -995,7 +995,7 @@ static void rlb_clear_vlan(struct bonding *bond, unsigned short vlan_id) /*********************** tlb/rlb shared functions *********************/ static void alb_send_lp_vid(struct slave *slave, u8 mac_addr[], - u16 vid) + __be16 vlan_proto, u16 vid) { struct learning_pkt pkt; struct sk_buff *skb; @@ -1021,7 +1021,7 @@ static void alb_send_lp_vid(struct slave *slave, u8 mac_addr[], skb->dev = slave->dev; if (vid) { - skb = vlan_put_tag(skb, htons(ETH_P_8021Q), vid); + skb = vlan_put_tag(skb, vlan_proto, vid); if (!skb) { pr_err("%s: Error: failed to insert VLAN tag\n", slave->bond->dev->name); @@ -1040,13 +1040,14 @@ static void alb_send_learning_packets(struct slave *slave, u8 mac_addr[]) struct list_head *iter; /* send untagged */ - alb_send_lp_vid(slave, mac_addr, 0); + alb_send_lp_vid(slave, mac_addr, 0, 0); /* loop through vlans and send one packet for each */ rcu_read_lock(); netdev_for_each_all_upper_dev_rcu(bond->dev, upper, iter) { if (is_vlan_dev(upper) && vlan_get_encap_level(upper) == 0) alb_send_lp_vid(slave, mac_addr, + vlan_dev_vlan_proto(upper), vlan_dev_vlan_id(upper)); } rcu_read_unlock();