From: Johannes Berg <johannes-cdvu00un1VgdHxzADdlk8Q@public.gmane.org>
To: David Miller <davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org>
Cc: netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
andy-/Zus8d0mwwtBDgjK7y7TUQ@public.gmane.org,
linux-wireless-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [RFC] allow device to stop packet mirror behaviour
Date: Wed, 08 Aug 2007 11:14:01 +0200 [thread overview]
Message-ID: <1186564441.11717.5.camel@johannes.berg> (raw)
In-Reply-To: <20070807.180607.116354128.davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org>
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On Tue, 2007-08-07 at 18:06 -0700, David Miller wrote:
> From: Johannes Berg <johannes-cdvu00un1VgdHxzADdlk8Q@public.gmane.org>
> Date: Tue, 07 Aug 2007 10:25:55 +0200
>
> > The only way to solve this problem therefore seems to be to suppress the
> > mirroring out of the packet by dev_queue_xmit_nit(). The patch below
> > does that by way of adding a new netdev flag.
>
> Multicast packets also get looped back in a similar manner in the ipv4
> code. These will also be seen twice due to this issue.
I don't think these other places are of any interest because of the
radiotap+802.11 framing on the devices where it is relevant to us; you
can't actually add an IP route to a monitor interface as far as I can
tell.
johannes
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next prev parent reply other threads:[~2007-08-08 9:14 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-07 8:25 [RFC] allow device to stop packet mirror behaviour Johannes Berg
[not found] ` <1186475155.4067.17.camel-YfaajirXv214zXjbi5bjpg@public.gmane.org>
2007-08-07 8:27 ` Johannes Berg
2007-08-08 1:06 ` David Miller
[not found] ` <20070807.180607.116354128.davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org>
2007-08-08 9:14 ` Johannes Berg [this message]
[not found] ` <1186564441.11717.5.camel-YfaajirXv214zXjbi5bjpg@public.gmane.org>
2007-08-08 10:17 ` David Miller
[not found] ` <20070808.031755.91441405.davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org>
2007-08-08 10:32 ` Johannes Berg
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