Driver-tutorial/LKM/depmod.c

#include <linux/module.h>   // included for all kernel module
#include <linux/kernel.h>   // included for KERN_INFO
#include <linux/init.h>     // included for __init and __exit macros


extern void func(void);

MODULE_LICENSE("GPL");
MODULE_AUTHOR("Junet Hossain");
MODULE_DESCRIPTION("A Simple Hello World module");

static int __init depmod_init(void){
    printk(KERN_INFO "In depmod_init calling exported symbol func\n");
    func();
    return 0; // Non-zero return means that the module couldn't be loaded.
}

static void  __exit depmod_cleanup(void){
    printk(KERN_INFO "Cleaning up dep module.\n");
}

module_init(depmod_init);
module_exit(depmod_cleanup);