netdev - Re: [PATCH net-next] net: cleanup and document skb fclone layout

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Message-ID: <1412011416.30721.24.camel@edumazet-glaptop2.roam.corp.google.com>
Date:	Mon, 29 Sep 2014 10:23:36 -0700
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	David Miller <davem@...emloft.net>
Cc:	netdev <netdev@...r.kernel.org>
Subject: Re: [PATCH net-next] net: cleanup and document skb fclone layout

On Sat, 2014-09-27 at 16:25 -0700, Eric Dumazet wrote:
> From: Eric Dumazet <edumazet@...gle.com>
> 
> Lets use a proper structure to clearly document and implement
> skb fast clones.
> 
> Then, we might experiment more easily alternative layouts.
> 
> This patch adds a new skb_fclone_busy() helper, used by tcp and xfrm.
> 
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>
> ---
>  include/linux/skbuff.h |   25 ++++++++++++++++++++++
>  net/core/skbuff.c      |   44 +++++++++++++++++++--------------------
>  net/ipv4/tcp_output.c  |    5 ----
>  net/xfrm/xfrm_policy.c |    4 ---
>  4 files changed, 49 insertions(+), 29 deletions(-)


I'll rebase this patch and send a v2.


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