Re: CD-ROM Driver incompatibility

Phil Rosenthal (lkernel@villaweb.net)
Sun, 14 Jun 1998 01:42:48 -0400 (EDT)


Just a note:
I tried "cat /dev/hdd>/dev/nul" and let it run for 3 seconds
stopped it
and mounted
it worked.
I suspect that the problem was because the disk was not spinning.
the cat made the drive "spin up"

On Sun, 14 Jun 1998, Phil Rosenthal wrote:

> Hello,
> I am not sure what exactely the incompatibility is, or which version it
> started in.
> I know it worked in 2.1.100
> I am currently using 2.1.105
>
> I typed (for debug purposes):
> strace mount /mnt/cdrom/
>
> The last part of that was:
> sigprocmask(SIG_BLOCK, ~[TRAP SEGV], NULL) = 0
> mount("/dev/cdrom", "/mnt/cdrom", "iso9660", MS_RDONLY|0xc0ed0000,
> 0x8053a60ISO9660 Extensions: Microsoft Joliet Level 3
> <unfinished ...>
>
> It just hung (over 2 hours I let it stand) and I hit CTRL-C
> I tried it with 10 cds
>
> [/root]# ps auwx|grep mount
> root 509 0.0 0.2 752 364 1 D 00:07 0:00 mount
> /mnt/cdrom/
>
> The cdrom that is failing is:
> [hdd]# cat model
> WPI CDS-24X
>
> The driver works fine with my yamaha cdr-100 (scsi)
>
> Can someone look into it?
> Also, something I noticed, after mounting a cd, I cannot mount or unmount
> anything else, making a successful shutdown impossible
> --Phil
>
>
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