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

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Message-ID: <20090107130129.GA26440@gondor.apana.org.au>
Date:	Thu, 8 Jan 2009 00:01:29 +1100
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Willy Tarreau <w@....eu>
Cc:	Jarek Poplawski <jarkao2@...il.com>,
	Jens Axboe <jens.axboe@...cle.com>,
	Changli Gao <xiaosuo@...il.com>,
	Evgeniy Polyakov <zbr@...emap.net>,
	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 02:00:31PM +0100, Willy Tarreau wrote:
>
> that's what I was initially wondering about, but it looks like only linear
> data is copied. Will that cause too much a overhead ? (I don't like copying

For splicing from socket to socket or socket to file, all the
data will be linear with most drivers.

Cheers,
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