Nullifying requirement to reboot after kernel update

[Petter Adsen]

On Sun, 12 Apr 2015 23:14:40 -0700
Tony Baechler - BATS <bats at batsupport.com> wrote:

> On 2015-04-12 10:23 PM, Gene Heskett wrote:
> > 
> > 
> > On Sunday 12 April 2015 22:21:52 Chris wrote:
> >> The subject says it all. Based upon the fact that I'm running a
> >> non-standard kernel from here -
> >> http://kernel.ubuntu.com/~kernel-ppa/mainline/drm-intel-next/
> >> whenever a support Ubuntu kernel comes down the pike such as 3.13*
> >> I'd like to go ahead and install it but not go through the reboot
> >> process because I'll continue to run the kernel shown below or a
> >> newer version is required. Is there a setting where I can comment
> >> out the reboot nag?
> >>
> >> Chris
> > 
> > If it tells you to reboot, it does so because that is the only way
> > to get the bug or security fixed version of the software it just
> > updated into operation and your machine then armored against the
> > security exploit.
> 
> 
> No, that's not correct.  I know of two ways around this.  Look at the
> "ksplice" and "kexec-tools" packages.  Probably ksplice isn't quite
> what you're looking for, but using the kexec call within the kernel
> sounds like what you want.  Note that I haven't personally used
> either, so reports on success or failure would be of interest.  Also,
> look at "petitboot" which uses the kexec call.
> 

If anyone know the answer to the original question, I would also like
to know. On my VPS provider, I have to change the kernel through a web
interface, so I always get the "System restart required" message.

It is also quite annoying on my personal desktop, when the reminder to
reboot pops up every hour or so.

Petter

-- 
"I'm ionized"
"Are you sure?"
"I'm positive."
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