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From: Scott Long <scottl@samsco.org>
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To: Danny Braniss <danny@cs.huji.ac.il>
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Cc: "Kenneth D. Merry" <ken@freebsd.org>, scsi@freebsd.org
Subject: Re: iSCSI/luns/check-condition
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Danny Braniss wrote:
> [...]
> 
>>>sorry to barge in :-)
>>>but my initial problem was that the driver went into a loop.
>>>	0- cam starts lun discovery
>>>	1- cam sends inq
>>>	2- target replies 'condition check'
>>>	3- cam ignores,
>>>	4- back to 1
>>
>>This is only going to happen if the SIM is returning CAM_REQ_CMP.
>>You should be returning CAM_REQ_CMP_ERROR.  An ASC of 0x24 will set
>>SS_FATAL, which will cause probedone() to break out of the probe
>>sequence.
> 
> 
> I was returning CAM_SCSI_STATUS_ERROR. now im returning CAM_REQ_CMP_ERR
> and the loop is broken, thanks. Couldn't figure out how to
> deal with 'ASC of 0x24' - maybe after coffee.
> 

Actually, CAM_SCSI_STATUS_ERROR should have worked.  Did you set 
CAM_AUTOSNS_VALID?  If not, then that probably caused the loop.

Scott