Missing Hardware After Update

[Alan Cox]

On Mon, 23 Mar 2009 12:39:20 -0400
Gene Poole <gene.poole at macys.com> wrote:

> I've updated my primary system from the base Fedora 9 to the latest 
> maintenance level.  This Fedora 9 is running on a custom built box with a 
> AMD Phenom Quad-Core, 8 GB RAM, a HP RW CD/DVD dual layer with 
> lightscribe.
> 
> After the update, I see that base device for the DVD isn't there 
> (/dev/sr0)!  Does anyone have a idea how I can get it back?

First thing - boot the old kernel (hit a key during grub and select the
old one it kept) and make sure it still appears there, then boot the new
kernel again so you are sure it is reproducible and depends on the kernel
which I suspect will be the case.