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From: David Miller <davem@davemloft.net>
Subject: Re: [PATCH net-next-2.6] net: pskb_expand_head() optimization
Date: Mon, 06 Sep 2010 22:05:28 -0700 (PDT)
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From: Eric Dumazet <eric.dumazet@gmail.com>
Date: Tue, 07 Sep 2010 07:02:09 +0200

> I understand what you want to do, but problem is we need to perform a
> CAS2 operation : atomically changes two values (dataref and frag_list)

Ok, thanks for the review, I'll think some more about this.