From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Miller <davem@davemloft.net>
Subject: Re: TX pre-headers...
Date: Tue, 10 Feb 2009 00:15:33 -0800 (PST)
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From: Krzysztof Halasa <khc@pm.waw.pl>
Date: Mon, 09 Feb 2009 16:39:48 +0100

> OTOH I wonder if these changes make the dev->hard_header_len no longer
> needed.

Not really, this value tells the kernel how large the cached
link-level headers are that get copied directly under the
network header.