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Date:      Sun, 29 Dec 2013 13:19:54 -0800 (PST)
From:      Anton Shterenlikht <mexas@bris.ac.uk>
To:        mexas@bris.ac.uk, se@freebsd.org
Cc:        freebsd-current@freebsd.org
Subject:   Re: ata0: FAILURE - zero length DMA transfer attempted
Message-ID:  <201312292119.rBTLJpO7064260@mech-cluster241.men.bris.ac.uk>
In-Reply-To: <52BFE5B2.2030606@freebsd.org>

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>From se@freebsd.org Sun Dec 29 09:11:31 2013
>
>Am 28.12.2013 22:01, schrieb Anton Shterenlikht:
>> Hello
>> 
>> I updated to r257910 amd64.
>> I now get lots of:
>> 
>> ata0: FAILURE - zero length DMA transfer attempted
>> ata0: setting up DMA failed
>> 
>> Please advise
>
>Hi Anton,
>
>this is generally caused by a mismatch between kernel and
>programs sending CAM requests, e.g. smartmontools or hal.
>
>Just reprogram these two packages (or others that might do
>CAM accesses) in the problem will be gone ...
>
>Regards, STefan

Thank you, that helped.

Anton




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