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Re: linux kernel error reading end of cd/dvd



On Wed 8 October 2003 13:41, Lourens Veen wrote:
> On Wed 8 October 2003 13:03, Rob Bogus wrote:
> > Well, it could be a bad CD ;-) I just tried using dd on my old
> > burner (real SCSI), my recent burner (ATAPI+ide-scsi), and the
> > 52x reader only (ATAPI+ide-cd) and a Redhat 2.4.18-24.8.0
> > kernel, and no error on any of them. I can't try a 2.6 kernel
> > without rebooting, but I'll try that at work.
>
> I'm running a standard 2.4.21 kernel.org kernel. My original
> experiment was with my LG DVD-ROM (ATAPI+ide-cd). I tried the
> same CD in my burner (LiteOn, ATAPI+ide-scsi) and it gives the
> same error. I've also tried a different CD, with 38789, and it
> reads correctly in both, as did another burned CD with 14425
> blocks.

As Jörg said in his out-of-thread mail that readcd is better than 
dd, just for fun I gave readcd a go with the "broken" CD. It sees 
169825 blocks (where isoinfo saw 160525) and could read 160512 of 
them before giving an IO error.

Interesting.

Lourens
-- 
GPG public key: http://home.student.utwente.nl/l.e.veen/lourens.key



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