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Date:      Sat, 25 Apr 1998 22:07:12 -0700
From:      Matthew Jacob <mjacob@feral.com>
To:        gibbs@narnia.plutotech.com, julian@whistle.com
Cc:        Harlan.Stenn@pfcs.com, scsi@FreeBSD.ORG
Subject:   Re: does CAM do this?
Message-ID:  <199804260507.WAA29259@feral.com>

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>I think the reason is because he doesn't understand the difference between
>fixed and variable block modes.

Exactly.

>
>
>>  The CAM driver behaves
>> exactly as you wish.  When a short read is encountered, the user
>> is returned a short read.  Just be aware, however, that if the device
>> is in fixed block mode, your request must be a multiple of the block
>> size.  Should it be a multiple > 1, you will get more than a single
>> block back.  The only way to determine the block size in fixed block
>> mode is to perform a smart search for the block size.
>
>I may be wrong but I vaguely remeber thet the 'info' field contains valid
>information in this case which I USED to print out in a meaningful manner
>in one version of st.c (possibly only the TFS version).

Yes, for SILI errrors, the info field is the residual.

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