Re: [gentoo-user] Re: mount: "special device /dev/hdc does not exist". What does this mean?

[Dale <dalek1967@bellsouth.net>]

Nikos Chantziaras wrote:
> Mick wrote:
>> [...]
>> What would be the recommended way of upgrading from the /dev/hd to 
>> /dev/sd then?  I have held back doing this because I didn't have the 
>> time to mess about with it.  If I were to configure a new kernel 
>> without legacy ATA drivers, how would I know what my devices will be 
>> seen as in advance, so that I can change my /etc/fstab before I reboot?
>
> The way I do it, is to label my partitions.  If your partitions aren't 
> labeled yet, you can do so with 'tune2fs'.  If your /dev/hda1 is your 
> root (/), /dev/hda2 your /home and /dev/hda3 your swap, you can label 
> them with:
>
>   tune2fs -L GentooRoot /dev/hda1
>   tune2fs -L GentooHome /dev/hda2
>   mkswap -L GentooSwap /dev/hda3
>
> Then edit /etc/fstab and change the mount points from:
>
>   /dev/hda1 ...
>   /dev/hda2 ...
>   /dev/hda3 ...
>
> to:
>
>   /dev/disk/by-label/GentooRoot
>   /dev/disk/by-label/GentooHome
>   /dev/disk/by-label/GentooSwap
>
> As reference, here the relevant entries in my own /etc/fstab:
>
>   /dev/disk/by-label/GentooRoot /          ext3    noatime 0 1
>   /dev/disk/by-label/GentooSwap none       swap    sw      0 0
>   /dev/disk/by-label/Suckage    /windows/C ntfs-3g noatime 0 0
>
> As you can see this even works for NTFS; you use the label you gave 
> the drive in Windows.
>
> After you've done these changes, it doesn't matter the least anymore 
> what the actual device name is.  You can even move the harddisk to 
> another computer (actually I'm doing exactly that) that totally 
> results in a re-ordering of /dev/sd* entries and it will still mount 
> correctly.
>
>
>

Question, if I were to label mine and then boot from a Gentoo or any 
other bootable CD, would those labels still be there?

Dale

:-)  :-)