From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jay Vosburgh Subject: Re: [PATCH v3 net-next] bonding: extend bond_arp_send_all to bridge devices Date: Mon, 05 Nov 2012 14:45:45 -0800 Message-ID: <26061.1352155545@death.nxdomain> References: <1352154649-21089-1-git-send-email-chris.j.arges@canonical.com> Cc: Andy Gospodarek , netdev@vger.kernel.org, linux-kernel@vger.kernel.org To: Chris J Arges Return-path: In-reply-to: <1352154649-21089-1-git-send-email-chris.j.arges@canonical.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org Chris J Arges wrote: >ARP monitoring does not work when we have a network in the >following configuration: > >eth0----+ +----bond0.100----br0-100---{+virtual machines > | | > +----bond0----+----br0---(fixed IP)->--{LAN arp_ip_target} > | | >eth1----+ +----bond0.200----br0-200---{+virtual machines > >This patch extends bond_arp_send_all to check if a device >is also in a bridge. > >This is related to the following issues: >http://launchpad.net/bugs/736226 >http://bugzilla.kernel.org/show_bug.cgi?id=31822 > >Thanks to help from Andy Gospodarek . > >Signed-off-by: Chris J Arges What has changed that you're up to version 3 now? > drivers/net/bonding/bond_main.c | 12 ++++++++++++ > 1 file changed, 12 insertions(+) > >diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c >index b2530b0..cb791f6 100644 >--- a/drivers/net/bonding/bond_main.c >+++ b/drivers/net/bonding/bond_main.c >@@ -2708,6 +2708,18 @@ static void bond_arp_send_all(struct bonding *bond, struct slave *slave) > continue; > } > >+ /* >+ * Check if the target is part of a bridge. >+ */ /* Comment should be formatted like this. */ >+ if (rt->dst.dev->priv_flags & IFF_EBRIDGE) { >+ /* Confirm addr is part of the bridge */ >+ addr = bond_confirm_addr(rt->dst.dev, targets[i], 0); >+ >+ /* Send ARP request */ I think this comment is unnecessary. -J >+ bond_arp_send(slave->dev, ARPOP_REQUEST, targets[i], addr, 0); >+ continue; >+ } >+ > if (net_ratelimit()) { > pr_warning("%s: no path to arp_ip_target %pI4 via rt.dev %s\n", > bond->dev->name, &targets[i], >-- >1.7.9.5 > --- -Jay Vosburgh, IBM Linux Technology Center, fubar@us.ibm.com