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

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Message-ID: <20090107124034.GB31255@ioremap.net>
Date:	Wed, 7 Jan 2009 15:40:34 +0300
From:	Evgeniy Polyakov <zbr@...emap.net>
To:	Jens Axboe <jens.axboe@...cle.com>
Cc:	Jarek Poplawski <jarkao2@...il.com>, Willy Tarreau <w@....eu>,
	Changli Gao <xiaosuo@...il.com>,
	Herbert Xu <herbert@...dor.apana.org.au>,
	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 01:35:04PM +0100, Jens Axboe (jens.axboe@...cle.com) wrote:
> Irregardless of that particular oddity, I don't think this is the right
> path to take at all. We need to delay the pipe buffer consumption until
> the appropriate time.

As a proof of concept we can put a delayed work_struct into the buffer
and only release its content after some timeout big enough (like one
second or so) for the hardware to actually transmit its buffers.

-- 
	Evgeniy Polyakov
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