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Date: Mon, 26 May 2014 08:16:11 +0200
From: Hans Petter Selasky <hps@selasky.org>
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To: "Ronald F. Guilmette" <rfg@tristatelogic.com>, 
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Subject: Re: Test Results
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On 05/26/14 05:16, Ronald F. Guilmette wrote:
> 2)  As can be seen in the "desktop2-varlogmessages.txt' log file, on that
> one system there were also a number of additional errors logged after the
> Hitachi Touro Mobile drive was plugged in:
>
>      (probe0:umass-sim2:2:0:0): INQUIRY. CDB: 12 00 00 00 24 00
>      (probe0:umass-sim2:2:0:0): CAM status: CCB request completed with an error
>      (probe0:umass-sim2:2:0:0): Retrying command
>      (probe0:umass-sim2:2:0:0): INQUIRY. CDB: 12 00 00 00 24 00
>      (probe0:umass-sim2:2:0:0): CAM status: CCB request completed with an error
>      (probe0:umass-sim2:2:0:0): Retrying command
>      (probe0:umass-sim2:2:0:0): INQUIRY. CDB: 12 00 00 00 24 00
>      (probe0:umass-sim2:2:0:0): CAM status: CCB request completed with an error
>      (probe0:umass-sim2:2:0:0): Retrying command

Hi,

This error is typical for no-synchronize-cache.

1)
Lookup the device above using "usbconfig".

2)
Add the quirk, where X.Y are the numbers after "ugen".
usbconfig -d X.Y add_quirk UQ_MSC_NO_SYNC_CACHE

3)
Replug this device.

--HPS