linux-kernel - Re: [PATCH] blacklist NCQ on Seagate Barracuda ST380817AS

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Message-ID: <46FFF290.2090005@rtr.ca>
Date:	Sun, 30 Sep 2007 15:01:36 -0400
From:	Mark Lord <liml@....ca>
To:	Tejun Heo <htejun@...il.com>
Cc:	Mark Lord <lkml@....ca>, Jeff Garzik <jeff@...zik.org>,
	Paolo Ornati <ornati@...twebnet.it>,
	Alan Cox <alan@...rguk.ukuu.org.uk>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	linux-ide@...r.kernel.org
Subject: Re: [PATCH] blacklist NCQ on Seagate Barracuda ST380817AS

Mark Lord wrote:
> Tejun Heo wrote:
>> Mark Lord wrote:
>>> Tejun Heo wrote:
>>>> Mark Lord wrote:
>>>> If there was such a bug, the aborted commands list should contain both
>>>> FPDMA commands and FLUSH commands.  I don't think command filtering
>>>> itself is broken.  Possibly another quirky firmware but it's strange
>>>> that this is the only Seagate drive showing this problem.
>>> Yeah, that's the strange bit.
>>>
>>> Surely someone at SuSE must have a drive like that,
>>> which they could set up with XFS and reproduce the same results?
>>
>> I wish we had a detailed hardware catalog.  I'll give a shot at the
>> internal mailing list.
> 
> Or pick up a new one (only about $78 here) and expense it!

Mmm.. $66 for "open box".  But the drive itself has been discontinued by Seagate,
and once claimed to be "World's first SATA desktop drive with NCQ.".

Probably buggy firmware after all.

-ml
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