Modify the code below to do the following:

1. print out the value of golden_ratio_prime in the simple_init() function.

2. print out the greatest common divisor of 3,300 and 24 in the simple_exit() function.

simple. c

#include

#include

#include

/* this function is called when the module is loaded. */

int simple_init(void)

{

printk(kern_info "loading module\n");

return 0;

}

/* this function is called when the module is removed. */

void simple_exit(void) {

printk(kern_info "removing module\n");

}

/* macros for registering module entry and exit points. */

module_init( simple_init );

module_exit( simple_exit );

module_license("gpl");

module_description("simple module");

module_author("sgg");

The code is appropriately given below with comments for better understanding

Explanation:

#include <linux/init.h>

#include <linux/module.h>

#include <linux/kernel.h>

#include <linux/hash.h>

#include <linux/gcd.h>

#include <asm/param.h>

#include <linux/jiffies.h>

/* This function is called when the module is loaded. */

static int simple_init(void)

{

  printk(KERN_INFO "Loading Module\n");

  printk(KERN_INFO "These are the HZ: %d\n", HZ);

  printk(KERN_INFO "These are the jiffies: %lu\n", jiffies);

  printk(KERN_INFO "Golden Ratio is: %lu\n", GOLDEN_RATIO_PRIME);  

  return 0;

}

/* This function is called when the module is removed. */

static void simple_exit(void) {

  printk(KERN_INFO "Removing Module");

  unsigned long a = gcd(3300, 24);

  printk(KERN_INFO "Greatest Common Denominator between 3,300 and 24 is: %lu\n", a);

  printk(KERN_INFO "These are the jiffies: %lu\n", jiffies);

}

/* Macros for registering module entry and exit points. */

module_init( simple_init );

module_exit( simple_exit );

MODULE_LICENSE("GPL");

MODULE_DESCRIPTION("Simple Module");

MODULE_AUTHOR("SGG");

go to the floppy disc icon and click it

explanation:

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