linux-kernel - Re: READ SCSI cmd seems to fail on SATA optical devices...

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Message-Id: <1163603958.3029.3.camel@de-c-l-110.nero-de.internal>
Date:	Wed, 15 Nov 2006 16:19:18 +0100
From:	Mathieu Fluhr <mfluhr@...o.com>
To:	Tejun Heo <htejun@...il.com>
Cc:	Arjan van de Ven <arjan@...radead.org>,
	Phillip Susi <psusi@....rr.com>, jgarzik@...ox.com,
	linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: READ SCSI cmd seems to fail on SATA optical devices...

On Wed, 2006-11-15 at 02:24 +0900, Tejun Heo wrote:
> > ... and the problem is not in accessing the device itself (this is
> > working like a charm) but understanding why a SCSI READ(10) cmd
> > sometimes fails as a ATA-padded READ(10) cmd - as discribed in the
> Annex
> > A of the MMC-5 spec - ALWAYS works.
> > -> I would suspect somehow a synchronisation problem somehow in the
> > translation of SCSI to ATA command...
> 
> Can you try the attached patch and see if anything changes?
> 

The patch _seems_ to solve my problem. I am just really astonished when
I read the diff file :D. Can I expect that it will be merged to the
official kernel sources ?

Thanks a lot for your answers!

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