[Sussex] grub problem - post kernel upgrade

[Dave Chapman]

On Monday 14 November 2005 17:43, John D. wrote:
> Dave Chapman wrote:
> >On Monday 14 November 2005 08:38, John D. wrote:
> >>Hi list,
> >>Obviously, it'd be better if I could just copy the .bak to the main
> >>grub.conf (which appears to be empty), but I'd write it long hand and
> >>enter the info if I can just get into the system or see the grub.conf
> >>file via the grub> prompt.
> >>
> >>Does anyone know how I can get round this please??
> >>
> >>regards
> >>
> >>John D.
> >
> >Simply boot from CD
> >Set a root password  "sudo passwd" or use "su" in konsole.
> >
> >then
> >cd /etc
> >cp grub.conf.bak grub.conf
> >
> >I think
>
> I seem to be able to "change" the passwd (alledgedly) as it gives me the
> "right noises", I then do the cd into the hda1 (the boot partition), but
> when I issue the command to copy the grub.conf.bak to the grub.conf I
> just get
> "root at 0[hda1]# cp /mnt/hda1/grub/grub.conf.bak /mnt/hda1/grub/grub.conf
> cp: overwrite `/mnt/hda1/grub/grub.conf', overriding mode 0644? y
> cp: cannot create regular file `/mnt/hda1/grub/grub.conf': Read-only
> file system
> root at 0[hda1]#"
>
>
> I've also tried to chroot, but the kanotix won't let me do that either.
> I think it's probably a case of having to do that with the gentoo live
> CD instead, but I don't understand if I can just stick the disc in, let
> it finish booting and then just issue the chroot command? because when
> you're doing an install, the part where you actually do the chroot is a
> long way into the proceedure?
>
> So any other ideas please ???
>
mount -remount,rw /mnt/hda1