[arch-general] Reboot - Versioned Kernel Installs
yaro at marupa.net
Fri Jun 10 09:05:14 EDT 2011
On Friday, June 10, 2011 05:48:57 Vic Demuzere wrote:
> On Jun 10, 2011 12:43 PM, "Martti Kühne" <mysatyre at gmail.com> wrote:
> > On Fri, Jun 10, 2011 at 12:36 AM, C Anthony Risinger <anthony at xtfx.me>
> > <snip>
> > > what if we (optionally) stored the original images _inside_ the new
> > > one? the new/bad kernel would boot, and via some bootloader entry eg.
> > > kernel param the new initcpio script would kexec the old kernel, with
> > > another (different) kernel param ... when the old kernel booted it
> > > would load the exact same initramfs image, except it would use an
> > > alternate tree, ie. instead of /init it would chroot to /previous and
> > > run /previous/init ...
> > eh, for the priority of known sources of error: an UPDATE image could
> > contain the NEW kernel in an alternate tree /new/init, because the OLD
> > kernel is KNOWN to boot that far...
> > Anything else would be insane.
> Having multiple kernels is insane. I don't get why it's needed. There is a
> live cd to rescue your system if needed.
Another agreement from me here. Also, may I also add that a great deal of Arch
users have /boot in a (tiny) partition to start with and can't really KEEP
that much stuff in there? Keeping old kernels would definitely screw their
systems up and keep them from upgrading with any ease.
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