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Date:	Wed, 23 Dec 2015 22:28:59 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	pabeni@...hat.com
Cc:	netdev@...r.kernel.org, pshelar@...ira.com, jbenc@...hat.com,
	jesse@...ira.com, hannes@...essinduktion.org
Subject: Re: [PATCH net v2] geneve: initialize needed_headroom

From: Paolo Abeni <pabeni@...hat.com>
Date: Wed, 23 Dec 2015 16:54:27 +0100

> Currently the needed_headroom field for the geneve device is left
> to the default value.
> 
> This patch set it to space required for basic geneve encapsulation,
> so that we can avoid the skb head re-allocation on xmit.
> 
> This give a 6% speedup for unsegment traffic on geneve tunnel.
> 
> v1 -> v2:
>   - add ETH_HLEN for the lower device to the needed headroom
> 
> Signed-off-by: Paolo Abeni <pabeni@...hat.com>
> Acked-by: Hannes Frederic Sowa <hannes@...essinduktion.org>

Applied, thank you.
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