linux-kernel - Re: [PATCH] libata: add NCQ blacklist entries from Silicon Image Windows driver

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Message-ID: <45DDAB95.6070903@rtr.ca>
Date:	Thu, 22 Feb 2007 09:41:25 -0500
From:	Mark Lord <liml@....ca>
To:	Jens Axboe <jens.axboe@...cle.com>
Cc:	Jeff Garzik <jeff@...zik.org>, Robert Hancock <hancockr@...w.ca>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	linux-ide@...r.kernel.org, Andrew Morton <akpm@...l.org>,
	Tejun Heo <htejun@...il.com>
Subject: Re: [PATCH] libata: add NCQ blacklist entries from Silicon Image
  Windows driver

Jens Axboe wrote:
>> Robert Hancock wrote:
>..
>>> +    /* The following blacklist entries are taken from the Windows
>>> +       driver .inf files for the Silicon Image 3124 and 3132. */
>>> +    { "Maxtor 7B250S0",    "BANC1B70",    ATA_HORKAGE_NONCQ, },
>>> +    { "HTS541060G9SA00",    "MB3OC60D",    ATA_HORKAGE_NONCQ, },
>>> +    { "HTS541080G9SA00",    "MB4OC60D",    ATA_HORKAGE_NONCQ, },
>>> +    { "HTS541010G9SA00",    "MBZOC60D",    ATA_HORKAGE_NONCQ, },
>> Do we have information that these drives fail on non-SiI controllers?
>>
>> Sometimes the problem can be related to a single family of controllers.
> 
> I don't know about the Hitachi's, but the Maxtor with that firmware is
> definitely broken. It _appeared_ to work if the depth was limited to 4,
> but I didn't test it long enough to be absolutely certain. So the safest
> is indeed to blacklist it.

Yes, broken on the Silicon Image controllers for sure.
But what type of controller did you observe the failures on, Jens ?
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