On Wed, Apr 17, 2002 at 11:37:00AM +0530, Manish K Arya spoke out thus:
> Hi
> when i try to compile kernel module it gives me following warning.
> /tmp/cckX293D.s: Assember messages:
> /tmp/cckX293D.s :8 Warning :Ignoring changed secton attributes for .modinfo
>
> if i insert this modules ignoring this warning module does not works properly
> actul module is for customizing system calls.but it works sometimes and not works
>some times.
> then i tried a small sample module for debuging this too gave same message
>
> #define MODULE
> #include <linux/kernel.h>
Put in a #include <linux/module.h> here
> int init_module(void)
> {
> printk("staring test...");
Bad boy - returning without a value from a non-void function. Put in a return 0; here.
> }
>
> void cleanup_module(void)
> {
> printk("ending test");
> }
>
> now i compile this by
> $gcc -c test.c
>
> it gives me warning
> /tmp/cckX293D.s: Assember messages:
> /tmp/cckX293D.s :8 Warning :Ignoring changed secton attributes for .modinfo
> although this sample module works if i insert it but custom system call module does
>not works properly
>
It's a good practice to compile modules with atleast the following options:
-O2 -Wall -DMODULE -D__KERNEL__
Regards,
-Varun
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