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List:       gentoo-user
Subject:    Re: [gentoo-user] k3b burning BD-Disk pretends to fail at 99.99%
From:       Joerg Schilling <Joerg.Schilling () fokus ! fraunhofer ! de>
Date:       2013-07-10 9:46:30
Message-ID: 51dd2d76.VANq75NEFWpCcLYJ%Joerg.Schilling () fokus ! fraunhofer ! de
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Thomas Schmitt <scdbackup@gmx.net> wrote:

> My proposal is to fix and test growisofs.

Well, growisofs is unmaintained since 5 years. The question is whether such a 
change would be suffucuent or whether there are many more problem (see the mode 
select problem I mentioned).

> Joerg.Schilling@fokus.fraunhofer.de wrote:
> > has many places where is returns the unly slightly modified result of a SCSI
> > mode sense operation while running a SCSI mode select operation. As it only
> > slightly modifies the received data instead of constructing SCSI standard 
> > compliant data, these mode select operations do not always have the desired
> > effect.
>
> How else should one learn the current settings in order _not_
> to change those which are non-changeable ?

I recommend you to read the SCSI standard and to have a look at what growisofs 
actually does. I know that the code is hard to read, so it is easy to overlook 
the problems...

Jörg

-- 
 EMail:joerg@schily.isdn.cs.tu-berlin.de (home) Jörg Schilling D-13353 Berlin
       js@cs.tu-berlin.de                (uni)  
       joerg.schilling@fokus.fraunhofer.de (work) Blog: http://schily.blogspot.com/
 URL:  http://cdrecord.berlios.de/private/ ftp://ftp.berlios.de/pub/schily

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