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Date: Tue, 4 Dec 2001 14:55:26 -0200 (BRST)
From: Thiago Rondon <maluco@mileniumnet.com.br>
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To: Michael Zhu <apiggyjj@yahoo.ca>
cc: Tyler BIRD <BIRDTY@uvsc.edu>, <linux-kernel@vger.kernel.org>
Subject: Re: Insmod problems
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_KERNEL_ != __KERNEL__

gcc -D__KERNEL__ -DMODULE -c hello.c

> gcc -D_KERNEL_ -DMODULE -c hello.c
>
> --- Tyler BIRD <BIRDTY@uvsc.edu> wrote:
> > You need to define the __KERNEL__ and MODULE symbols
> >
> > #define __KERNEL__
> > #define MODULE
> >
> >
> > >>> Nav Mundi <nmundi@karthika.com> 12/04/01 09:33AM
> > >>>
> > What are we doing wrong? - Nav & Michael
> > **************************************************
> >
> > hello.c Source:
> >
> > #include "/home/mzhu/linux/include/linux/config.h"
> > /*retrieve the CONFIG_* macros */
> > #if defined(CONFIG_MODVERSIONS) &&
> > !defined(MODVERSIONS)
> > #define MODVERSIONS  /* force it on */
> > #endif
> >
> > #ifdef MODVERSIONS
> > #include
> > "/home/mzhu/linux/include/linux/modversions.h"
> > #endif
> >
> > #include "/home/mzhu/linux/include/linux/module.h"
> >
> > int init_module(void)  { printk("<1>Hello,
> > world\n");  return 0; }
> > void cleanup_module(void) { printk("<1>Goodbye cruel
> > world\n"); }
> >
> > Output:
> >
> > #>gcc -D_KERNEL_ -DMODULE -c hello.c
> >
> > [This builds the hello.o file. ]
> >
> > #>insmod hello.o
> >
> > hello.o : unresolved symbol printk
> > hello.o : Note: modules without a GPL compatible
> > license cannot use
> > GPONLY_symbols
> >
> >
> >
> >
> > -
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>
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