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Re: Can't use CD-ROM driver after switching to 2.6.11



On Sun, Jul 31, 2005 at 01:44:00AM +0300, Emre Sevinc wrote:
> ----Original Message-----
> From: Roberto C. Sanchez [mailto:roberto@familiasanchez.net]
> Sent: Sun 7/31/2005 1:29 AM
> To: Emre Sevinc
> Cc: debian-user@lists.debian.org
> Subject: Re: Can't use CD-ROM driver after switching to 2.6.11
>  
> On Sat, Jul 30, 2005 at 11:47:05PM +0300, Emre Sevinc wrote:
> >> Dear Debian experts,
> >> 
> >> I was happily using my CD and DVD drives with kernel 2.4.18
> >> but last week I had to upgrade to 2.6.11. I did not
> >> compile my kernel, just used apt-get install and grabbed
> >> the latest kernel image, now my system is:
> >> 
> >--Snip lots of details--
> >> 
> >> I'm stuck at the current situation.
> >> 
> >> Maybe some Debian expert can tell me to get back my
> >> CD-ROM drivers, mount them, cdplay them, etc.
> >> 
> >> Thanks in advance.
> >> 
> 
> >ide-scsi is deprecated in 2.6 kernels.  You should use ide-cd instead.
> 
> Thanks a lot. I have removed it from the last line
> of my /etc/modules. Now I can eject, mount, cdplay, etc.
> my CDs.
> 
> However, I can't write to CD. I can write using kernel 2.4 but
> when I boot with 2.6.11 and try that:
> 
> 
> fz@debian:~/cdr-image$ cdrecord -v -dummy -eject  dev=/dev/hdc ~/cdr-image/cd.iso 
> cdrecord: No write mode specified.
> cdrecord: Asuming -tao mode.
> cdrecord: Future versions of cdrecord may have different drive dependent defaults.
> cdrecord: Continuing in 5 seconds...
> Cdrecord-Clone 2.01.01a01 (i686-pc-linux-gnu) Copyright (C) 1995-2004 Joerg Schilling
> NOTE: this version of cdrecord is an inofficial (modified) release of cdrecord
>       and thus may have bugs that are not present in the original version.
>       Please send bug reports and support requests to <cdrtools@packages.debian.org>.
>       The original author should not be bothered with problems of this version.
> 
> cdrecord: Warning: Running on Linux-2.6.11-1-686
> cdrecord: There are unsettled issues with Linux-2.5 and newer.
> cdrecord: If you have unexpected problems, please try Linux-2.4 or Solaris.
> TOC Type: 1 = CD-ROM
> scsidev: '/dev/hdc'
> devname: '/dev/hdc'
> scsibus: -2 target: -2 lun: -2
> Warning: Open by 'devname' is unintentional and not supported.
> Linux sg driver version: 3.5.27
> Using libscg version 'ubuntu-0.8ubuntu1'.
> cdrecord: Warning: using inofficial version of libscg (ubuntu-0.8ubuntu1 '@(#)scsitransp.c1.91 04/06/17 Copyright 1988,1995,2000-2004 J. Schilling').
> SCSI buffer size: 64512
> cdrecord: Cannot allocate memory. Cannot get SCSI I/O buffer.
> 
> 
> One of my friends told me it may be related to these lines:
> 
>  Using libscg version 'ubuntu-0.8ubuntu1'.
>  cdrecord: Warning: using inofficial version of libscg (ubuntu-0.8ubuntu1 '@(#)scsitransp.c1.91 04/06/17 Copyright 1988,1995,2000-2004 J.   Schilling').
> 
> So I tried to installed the latest version of cdrecord from the
> usual, official, unstable Debian repository however apt-get tells
> me that cdrecord is at its newest version.
> 
> How can I correct the situation? What modification (and how) should I
> make to be able to write to CDs in 2.6.11?
> 
> Thanks in advance.

Is cdrecord suid root?  If not, it should be.

-Roberto

-- 
Roberto C. Sanchez
http://familiasanchez.net/~sanchezr

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