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

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Message-ID: <20090107123036.GA25898@gondor.apana.org.au>
Date:	Wed, 7 Jan 2009 23:30:36 +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 11:27:31PM +1100, Herbert Xu wrote:
>
> OK that can't happen because the linearisation precedes that, but
> ARP (or anything else that delays the skb prior to dev_queue_xmit)
> can still cause corruption.

In fact it's probably TCP that's delaying the packet.

Cheers,
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