netdev - Re: [PATCH net-next] bonding: support balance-alb with openvswitch

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Message-ID: <ZMT0GTGCv89P5m26@kernel.org>
Date: Sat, 29 Jul 2023 13:12:25 +0200
From: Simon Horman <horms@...nel.org>
To: Mat Kowalski <mko@...hat.com>
Cc: netdev@...r.kernel.org, Jay Vosburgh <j.vosburgh@...il.com>,
	Andy Gospodarek <andy@...yhouse.net>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>
Subject: Re: [PATCH net-next] bonding: support balance-alb with openvswitch

On Fri, Jul 28, 2023 at 02:24:32PM +0200, Mat Kowalski wrote:
> Commit d5410ac7b0ba ("net:bonding:support balance-alb interface with
> vlan to bridge") introduced a support for balance-alb mode for
> interfaces connected to the linux bridge by fixing missing matching of
> MAC entry in FDB. In our testing we discovered that it still does not
> work when the bond is connected to the OVS bridge as show in diagram
> below:
> 
> eth1(mac:eth1_mac)--bond0(balance-alb,mac:eth0_mac)--eth0(mac:eth0_mac)
>                        |
>                      bond0.150(mac:eth0_mac)
>                                |
>                      ovs_bridge(ip:bridge_ip,mac:eth0_mac)
> 
> This patch fixes it by checking not only if the device is a bridge but
> also if it is an openvswitch.
> 
> Signed-off-by: Mateusz Kowalski <mko@...hat.com>

Reviewed-by: Simon Horman <horms@...nel.org>