linux-kernel - Re: SATA exceptions triggered by XFS (since 2.6.18)

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Message-ID: <20070122112146.089cffff@localhost>
Date:	Mon, 22 Jan 2007 11:21:46 +0100
From:	Paolo Ornati <ornati@...twebnet.it>
To:	Tejun Heo <htejun@...il.com>
Cc:	Robert Hancock <hancockr@...w.ca>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Björn Steinbrink <B.Steinbrink@....de>,
	Jens Axboe <jens.axboe@...cle.com>,
	Jeff Garzik <jeff@...zik.org>
Subject: Re: SATA exceptions triggered by XFS (since 2.6.18)

On Mon, 22 Jan 2007 18:35:05 +0900
Tejun Heo <htejun@...il.com> wrote:

> Yeap, certainly.  I'll ask people first before actually proceeding with 
> the blacklisting.  I'm just getting a bit tired of tides of NCQ firmware 
> problems.

Another interesting thing: it seems that I'm unable to reproduce the
problem mounting XFS with "nobarrier" (using sda queue_depth = 31).

So it looks like a problem with NCQ combined with cache flush command...

-- 
	Paolo Ornati
	Linux 2.6.20-rc5 on x86_64
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