netdev - Re: [PATCH] ip_gre: include route header_len in max

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Date:	Sun, 21 Mar 2010 21:26:28 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	herbert@...dor.apana.org.au
Cc:	timo.teras@....fi, netdev@...r.kernel.org
Subject: Re: [PATCH] ip_gre: include route header_len in max_headroom
 calculation

From: Herbert Xu <herbert@...dor.apana.org.au>
Date: Sat, 20 Mar 2010 23:00:49 +0800

> On Sat, Mar 20, 2010 at 04:47:28PM +0200, Timo Teräs wrote:
>>
>> Actually, isn't the above right?
>>
>> max_headroom is calculated with LL_RESERVED_SPACE of the tdev, which
>> is the interface to which the gre packet is being sent to, not the
>> gre interface. Thus, max_headroom won't include gre devices
>> previous needed_headroom.
> 
> Indeed you're right.  Sorry for the confusion.
> 
> Acked-by: Herbert Xu <herbert@...dor.apana.org.au>

Applied, thanks everyone.
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