Re: 32-bit to 64-bit

[Gary Dale <garydale@rogers.com>]

On 24/01/13 08:51 AM, Mark Allums wrote:
> Can one do this?  Not: Is this easy, but merely: Is this something that is
> feasible?
>
> I have a 32-bit system that I would like to migrate into 64-bitness within
> the same basic framework, within the same "install".  That is, can I go from
>
> 32-bit kernel-arch + 32-bit userland =>
> 64-bit kernel-arch + 32-bit userland =>
> 64-bit kernel-arch + 64-bit userland
>
> within Debian Squeeze or Wheezy, or Bodhi Lucid or Precise?  Without a clean
> install?
>
> I was thinking that multiarch might help this happen.
>
> Advice?
Yes. You can add the AMD64 architecture then install an AMD64 kernel, 
reboot into it and you're running a 64bit system.

I suspect there is more to it than that, but I've done it in the past 
and it did give me a bootable 64bit system.