From: David Miller <davem@redhat.com>
To: shemminger@vyatta.com
Cc: arnd@arndb.de, netdev@vger.kernel.org
Subject: Re: [PATCH] macvlan: receive multicast with local address
Date: Fri, 04 Nov 2011 17:40:05 -0400 (EDT) [thread overview]
Message-ID: <20111104.174005.1467761740413516054.davem@redhat.com> (raw)
In-Reply-To: <20111102151153.028e222f@nehalam.linuxnetplumber.net>
From: Stephen Hemminger <shemminger@vyatta.com>
Date: Wed, 2 Nov 2011 15:11:53 -0700
> When implementing VRRP v2 using macvlan several problems were
> discovered. VRRP is weird in that all routers participating
> in a redundant group use the same virtual MAC address.
> Macvlan is a natural driver to use for this but it doesn't
> work. The problem is that packets with a macvlan device's
> source address are not received.
>
> The problem is actually a regression that date back almost 2 years now.
> The original problems started with:
>
> commit 618e1b7482f7a8a4c6c6e8ccbe140e4c331df4e9
> Author: Arnd Bergmann <arnd@arndb.de>
> Date: Thu Nov 26 06:07:10 2009 +0000
>
> macvlan: implement bridge, VEPA and private mode
>
> This patches restores the original 2.6.32 behavior. Allowing multicast
> packets received with the VRRP source address to be received.
>
> Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Applied and queued up for -stable, thanks.
prev parent reply other threads:[~2011-11-04 21:40 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-02 22:11 [PATCH] macvlan: receive multicast with local address Stephen Hemminger
2011-11-04 21:40 ` David Miller [this message]
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