Re: [PATCH 1/2] kbuild: add target to install gzipped modules
From: Lucas De Marchi
Date: Thu Dec 29 2011 - 12:35:57 EST
2011/12/29 Michal Marek <mmarek@xxxxxxx>:
> Dne 29.12.2011 16:50, Lucas De Marchi napsal(a):
>> Add target in Makefile to compress the module after it's installed.
>> Module-init-tools and libkmod can handle gzipped modules.
> I am not convinced that this is a needed feature. Compressing elf files
> means that depmod and modinfo need to read the whole compressed file
> from disk and unpack it, while only a couple of bytes need to be read.
How many times do you need to call depmod / modinfo?
The operation that is used most of the time is to load modules. The
reason for having modules gzipped is the same one as for kernel image:
fast bootup on slow disks and less disk space used per installed
Lucas De Marchi
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