Re: /proc/config reducing kernel image size

[Herbert Poetzl]

On Tue, Sep 14, 2004 at 08:01:24PM +0200, DervishD wrote:
>     Hi Tom :)
> 
>  * Tom Fredrik Blenning Klaussen <bfg-kernel@xxxxxxxxxxx> dixit:
> > > > There is no point in storing all the comments and unused options in the
> > > > kernel image. This typically reduces the config size to about 1/5th
> > > > before compressing, and to about 1/4th after compressing.
> > >     I'm with you in that there is no point in storing the comments,
> > > but I disagree about the unused options. Storing the unused options
> > > as comments is more useful than it seems ;)
> > This is why I added a config option.
> 
>     But removing the comments is a good idea. Even reformatting the
> contents, or something like that.
>  
> > >     I'm not really sure about it, but I think that the unset options
> > > are left as comments for the sake of automation. The space saving
> > > doesn't (IMHO) worth the pain.
> > I'm not sure either, but I don't know of any programs that uses this.
> 
>     Neither do I.

well, the kernel config uses it, to decide if 
some option is known, or has to be defaulted/asked

try to remove one of those 'comments' from a config
and run 'make oldconfig', you'll get asked for this
specific option ...

best,
Herbert

> > Putting this config file inside the same source tree as it was compiled
> > with, and then just starting and stopping menuconfig will restore it to
> > it's original form.
> 
>     That's true.
> 
>     Raúl Núñez de Arenas Coronado
> 
> -- 
> Linux Registered User 88736
> http://www.pleyades.net & http://raul.pleyades.net/
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