linux-kernel - Re: extra bytes written to SATA DVD drive on kernel 2.6.23 till 2.6.24.2

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Message-Id: <200803011329.11315.gml@inode.at>
Date:	Sat, 1 Mar 2008 13:29:11 +0100
From:	Gerold Jury <gml@...de.at>
To:	Sergey Vlasov <vsu@...linux.ru>
Cc:	Mike Galbraith <efault@....de>, linux-kernel@...r.kernel.org,
	linux-ide@...r.kernel.org, linux-scsi@...r.kernel.org
Subject: Re: extra bytes written to SATA DVD drive on kernel 2.6.23 till 2.6.24.2

Yes it happens with the DVD+RW (testet with dd now) and with DVD+R

Thank you for the byte interpretation.
Now I have a hint where to start with the debugging.

Regards
Gerold

On Saturday 01 March 2008 12:53:54 Sergey Vlasov wrote:
>
>0x2a is the SCSI WRITE(10) command; the following 10 bytes look like
>its arguments (bytes 2-5 - logical block address, bytes 7-8 - transfer
>length in blocks); last 4 bytes seem to be another copy of the logical
>block address.
>
>
>Does this happen only with DVD-RAM?  Could you try with a DVD+RW disk
>(these disks could also be written to with a simple "dd" after initial
>formatting)?
>
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