netdev - Re: [RFC] allow skb->head to point/alias to first skb frag

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Message-ID: <1335471514.2775.66.camel@edumazet-glaptop>
Date:	Thu, 26 Apr 2012 22:18:34 +0200
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	David Miller <davem@...emloft.net>
Cc:	maze@...gle.com, ilpo.jarvinen@...sinki.fi, rick.jones2@...com,
	netdev@...r.kernel.org, therbert@...gle.com, ncardwell@...gle.com,
	ycheng@...gle.com
Subject: Re: [RFC] allow skb->head to point/alias to first skb frag

On Thu, 2012-04-26 at 16:12 -0400, David Miller wrote:
> From: Eric Dumazet <eric.dumazet@...il.com>
> Date: Thu, 26 Apr 2012 15:50:52 +0200
> 
> > Here is the raw patch. (tg3 part is dirty and needs some helpers)
> > 
> > I am working on the TCP coalesce part, the splice() helpers (to avoid a
> > copy), and split in five different patches for further
> > discussion/inclusion.
> 
> Ok, I like it.
> 
> I was confused into thinking that you were going to put this head page
> into skb_shared_info()'s page vector.  But you're not.
> 

Well, my first mail was confuse... it was just an idea without prior
thinking. Now the picture is clear.

Thanks


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