linux-kernel - Re: [PATCH 2/2] [e1000 VLAN] Disable vlan hw accel when promiscuous mode

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Message-ID: <20071113124326.51c3607c@freepuppy.rosehill>
Date:	Tue, 13 Nov 2007 12:43:26 -0800
From:	Stephen Hemminger <shemminger@...ux-foundation.org>
To:	"Joonwoo Park" <joonwpark81@...il.com>
Cc:	"'David Miller'" <davem@...emloft.net>, <netdev@...r.kernel.org>,
	"'Dave Johnson'" <djohnson+linux-kernel@...starentnetworks.com>,
	<linux-kernel@...r.kernel.org>, <e1000-devel@...ts.sourceforge.net>
Subject: Re: [PATCH 2/2] [e1000 VLAN] Disable vlan hw accel when promiscuous
 mode

On Sun, 11 Nov 2007 09:51:20 +0900
"Joonwoo Park" <joonwpark81@...il.com> wrote:

> IMHO even though netdevice is in the promiscuous mode, we should receive all of ingress packets.
> This disable the vlan filtering feature when a vlan hw accel configured e1000 device goes into promiscuous mode.
> This make packets visible to sniffers though it's not vlan id of itself.
> Any check, comments will be appreciated.
> Thanks.
> 
> Signed-off-by: Joonwoo Park <joonwpark81@...il.com>

Promiscuous has other uses such as bridging. Would this patch break any
existing users startup scripts?
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