[LAU] options for hard real time kernel for raring 13.04

Jeremy Jongepier jeremy at autostatic.com
Thu Sep 12 07:46:00 UTC 2013

On 09/12/2013 09:40 AM, Raffaele Morelli wrote:
> 2013/9/12 Jeremy Jongepier <jeremy at autostatic.com>:
>> On 09/12/2013 07:16 AM, Raffaele Morelli wrote:
>>> 2013/9/11 Marco Donnarumma <devel at thesaddj.com>
>>>> sorry, had forgot the link, see the 4th reply at
>>>> http://askubuntu.com/questions/72964/how-can-i-install-a-realtime-kernel
>>> In 4th reply: `cp /boot/config-$(uname -r) .config && make oldconfig`
>>> this is quite unnecessary as `make oldconfig` will prompt you for
>>> newer configs not found in your current kernel configuration, moreover
>>> make-kpkg does run `make oldconfig` before start compiling.
>>> /r
>> True but you still need to run make oldconfig somehow otherwise you end
>> up with the Preemption Model of the original config you're using.
>> Best,
>> Jeremy
> Quote from man page:
> Normally,  if  kernel-package  does not find a .config file in the current
>        directory, it tries very hard to get an appropriate one (usually a con-
>        fig  file  already  tailored for Debian kernels for that architecture),
>        and then calls make oldconfig to let the user answer any new questions.
> So if you apply the RT patch, make-kpkg will ask you about preemption model.
> /r

Yes I know but I didn't formulate my earlier e-mail well enough. What I
mean is that you still need to run make oldconfig, be it separately or
be it via make-kpkg. When I think about it I wondered why I replied in
the first place, your mail explains it all. Sorry for the noise :-|


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