Re: Atapi CDROM, SATA OS drive, and 2.6.14+ kernel

[andy liebman]

rdunlap@xxxxxxxxxxxx wrote:
> On Wed, 4 Jan 2006 andyliebman@xxxxxxx wrote:
>
> > Can somebody tell me what changed in the 2.6.14 kernel that doesn't
> > allow me to access my CDROM drive when my OS drive is SATA?
> >
> > I have an image of a working 2.6.14 system that was installed on an IDE
> > drive. I restored the image to a SATA drive, changed a few lines in
> > /etc/fstab and /etc/lilo.conf so that they refer to /dev/sd* devices
> > instead of /dev/hd* devices.
> >
> > I also modified /etc/modprobe.conf so that it is identical to the file
> > that Mandriva 2006 produces when installed directly to a SATA drive
> > (but Mandriva 2006 has the 2.6.12.x kernel).
> >
> > I can't mount my CDROM when running 2.6.14.x
> >
> > I have googled this for several days. I have seen posts about passing
> > options to the kernel and including extra lines in modprobe.conf like:
> >
> > libata atapi_enabled=1
>
> should be:
>   libata.atapi_enabled=1
> if libata is built into the kernel image.

Well, I added that to my modprobe.conf file, remade the initrd. But then 
on rebooting I got a kernel panic -- VFS not able to sync root filesystem.

Any other ideas?

> > Can't find the magic formula. Help would be appreciated.

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