linux-kernel - Re: LibATA error

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Message-ID: <20081207153757.GA5761@ics.muni.cz>
Date:	Sun, 7 Dec 2008 16:37:57 +0100
From:	Lukas Hejtmanek <xhejtman@....muni.cz>
To:	Robert Hancock <hancockr@...w.ca>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: LibATA error

On Sat, Dec 06, 2008 at 02:29:19PM -0600, Robert Hancock wrote:
>> [  461.382432] ata1.00: exception Emask 0x2 SAct 0x1 SErr 0x2000000 action 0x6
>> frozen
>> [  461.382484] ata1.00: irq_stat 0x00000010, unknown FIS 00000000 00000000
>> 00000000 00000000
>> [  461.382534] ata1: SError: { UnrecFIS }
>> [  461.382572] ata1.00: cmd 61/08:00:0f:82:de/00:00:00:00:00/40 tag 0 ncq 4096
>> out
>> [  461.382574]          res 40/00:00:0f:82:de/00:00:00:00:00/40 Emask 0x2 (HSM
>> violation)
>> [  461.382666] ata1.00: status: { DRDY }
>> [  461.382702] ata1: hard resetting link
>> [  461.700087] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
>>
>
> It could be.. it means the drive sent the controller a SATA FIS (frame  
> information structure) it didn't recognize.

hm, if I disable NCQ, I do not get these errors. Maybe OCZ SSD disks should be
blacklisted for NCQ?

-- 
Lukáš Hejtmánek
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