Re: OptiCD ROM no longer mounts under RH6.0, where's the problem?

Jens Axboe (axboe@image.dk)
Thu, 23 Dec 1999 11:30:03 +0000

On Thu, Dec 23 1999, Pavel Lajsner wrote:
> Hi Linuxeers,
>
> I'd like to ask one question about OptiCD driver for Linux:
>
> * it works perfectly under Linux 5.1 (kernel 2.0.35, optcd.c ver. 1.29)
> * I tried later ditribution (Linux 6.0, kernel 2.2.5-22, optcd.c here is
> in version 1.11 (?), optcd.h included also).
>
> I can insmod optcd optcd=0x340 module OK, but when mounting it, this
> message appears:
>
> ll_rw_block: device 11:00: only 1024-char blocks implemented (2048)
> isofs_read_super bread failed, dev 11:00, iso_blknum=16, block 16
>
> I have no idea where to look and what to change to solve this problem,
> do you have any? How to implement longer blocks??

I solved this problem in 2.2.7 (just checked exact version!). You
can find the fix here:

http://kernelnotes.org/v22patch/patch-2.2.7/linux_drivers_cdrom_optcd.c.html

But I suggest that you upgrade to a newer kernel.

-- 
*  Jens Axboe <axboe@image.dk>
*  Linux CD-ROM Maintainer
*  http://www.kernel.dk


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