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Re: dst cache cleared on netdev down?

To: Richard Guy Briggs <rgb@xxxxxxxxxxxxxxxxxxxxx>
Subject: Re: dst cache cleared on netdev down?
From: Andi Kleen <ak@xxxxxx>
Date: Wed, 13 Jun 2001 17:52:38 +0200
Cc: Andi Kleen <ak@xxxxxx>, netdev@xxxxxxxxxxx
In-reply-to: <20010613120100.B19894@xxxxxxxxxxxxxxxxxxxxxxxxxxxxx>; from Richard Guy Briggs on Wed, Jun 13, 2001 at 06:01:00PM +0200
References: <20010606135149.I31244@xxxxxxxxxxxxxxxxxxxxxxxxxxxxx> <20010613033019.C5323@xxxxxxxxxx> <20010613120100.B19894@xxxxxxxxxxxxxxxxxxxxxxxxxxxxx>
Sender: owner-netdev@xxxxxxxxxxx
On Wed, Jun 13, 2001 at 06:01:00PM +0200, Richard Guy Briggs wrote:
> I'm not quite sure what the neighbours of a virtual device would be,
> since it passes the packet to a physical device before being stuffed
> out....

Just the kernel doesn't know that. When you have a hard header routine in
your device you'll also get neighbours. What happens after your hard_start_xmit
the stack doesn't care about anymore because you own the packet.


-Andi


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