netdev - Re: [PATCH] Re: skb_segment() questions

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Message-ID: <20090401095352.GB20003@gondor.apana.org.au>
Date:	Wed, 1 Apr 2009 17:53:52 +0800
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Jarek Poplawski <jarkao2@...il.com>
Cc:	James Huang <jamesclhuang@...il.com>,
	"David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org
Subject: Re: [PATCH] Re: skb_segment() questions

On Wed, Apr 01, 2009 at 09:50:50AM +0000, Jarek Poplawski wrote:
>
> I guess you mean non-linear skb with a header smaller than mtu? Well,
> if it's the most common case now, I agree.

The common case is the path stemming from the TCP stack, where
we always construct skb's with the entire payload in page frags,
and only the header is placed in skb->data.

Cheers,
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