Re: module choices affecting base kernel size???

From: Keith Owens (kaos@ocs.com.au)
Date: Thu May 02 2002 - 20:28:57 EST


On Thu, 2 May 2002 20:57:40 -0400 (EDT),
Tom Oehser <tom@toms.net> wrote:
>
>> Tom Oehser <tom@toms.net> wrote:
>> >Changing all =m to =n in my config makes a 4K difference in the kernel size.
>
>On Fri, 3 May 2002, Keith Owens wrote:
>
>> The majority of modules have no effect on kernel size but some modules
>> require base kernel code as well. This is typically common code or low
>> level setup functions. You will find that those modules will not load
>> now or will break.
>
>Great. I must have missed the list of exactly *which* modules do this...
>
>Any ideas on a reasonable way of how to identify them?

Not easy. Some of it is in the Makefiles, some of it is in the code.
Looking for conditional EXPORT_SYMBOLS() will find some of the extra
space, I don't know of any way of finding all of the extra code/data,
apart from compiling and measuring.

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