netdev - Re: Data corruption issue with splice() on 2.6.27.10

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Message-ID: <20090107115921.GA25323@gondor.apana.org.au>
Date:	Wed, 7 Jan 2009 22:59:21 +1100
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Evgeniy Polyakov <zbr@...emap.net>
Cc:	Jens Axboe <jens.axboe@...cle.com>, Willy Tarreau <w@....eu>,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: Data corruption issue with splice() on 2.6.27.10

On Wed, Jan 07, 2009 at 02:56:05PM +0300, Evgeniy Polyakov wrote:
>
> But it will not push pages into the stack, but copy them including copy
> of the submitted head?

It will use a single page entry for skb->head with splice, see
skb_splice_bits.

Cheers,
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