From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752709Ab1AQSRp (ORCPT ); Mon, 17 Jan 2011 13:17:45 -0500 Received: from proxima.lp0.eu ([81.2.80.65]:51416 "EHLO proxima.lp0.eu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752331Ab1AQSRn (ORCPT ); Mon, 17 Jan 2011 13:17:43 -0500 Message-ID: <4D3487C2.7060506@simon.arlott.org.uk> Date: Mon, 17 Jan 2011 18:17:38 +0000 From: Simon Arlott User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.13) Gecko/20110116 Lightning/1.0b3pre Thunderbird/3.1.7 MIME-Version: 1.0 To: Ben Hutchings CC: netdev , Linux Kernel Mailing List , jesse@nicira.com, Herbert Xu Subject: Re: 2.6.37 regression: adding main interface to a bridge breaks vlan interface RX References: <4D32FC1C.3010905@simon.arlott.org.uk> <1295280044.6264.5.camel@bwh-desktop> In-Reply-To: <1295280044.6264.5.camel@bwh-desktop> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 17/01/11 16:00, Ben Hutchings wrote: > On Sun, 2011-01-16 at 14:09 +0000, Simon Arlott wrote: >> [ 1.666706] forcedeth 0000:00:08.0: ifname eth0, PHY OUI 0x5043 @ 16, addr 00:e0:81:4d:2b:ec >> [ 1.666767] forcedeth 0000:00:08.0: highdma csum vlan pwrctl mgmt gbit lnktim msi desc-v3 >> >> I have eth0 and eth0.3840 which works until I add eth0 to a bridge. >> While eth0 is in a bridge (the bridge device is up), eth0.3840 is unable >> to receive packets. Using tcpdump on eth0 shows the packets being >> received with a VLAN tag but they don't appear on eth0.3840. They appear >> with the VLAN tag on the bridge interface. > [...] > > This means the behaviour is now consistent, whether or not hardware VLAN > tag stripping is enabled. (I previously pointed out the inconsistent > behaviour in .) I > would consider this an improvement. Shouldn't the kernel also prevent a device from being both part of a bridge and having VLANs? Instead everything appears to work except incoming traffic. -- Simon Arlott