c-2. Figure below shows a code written in C to run on a Linux-based operating system. (a) What are the steps needed to compile and run this code?, (b) what module_init() and module_exit() are used for?, (c) explain the meaning of modular kernel architecture and relate it to Linux 1#include 2 #include 3 #include 45 static int donothing_init(void)6 {789}10 static11 (1213}14printk (KERN_ALERT "Module is loaded\n");return 0;void donothing_exit (void)printk(KERN ALERT "Module is unloaded\n");module_init(donothing_init);15 module_exit (donothing_exit);16 MODULE LICENSE ("GPL");17 MODULE AUTHOR("AUTHOR1");18 MODULE_DESCRIPTION("This is a module that does nothing");

Answered: c-2. Figure below shows a code written…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

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c-2. Figure below shows a code written in C to run on a Linux-based operating system.
(a) What are the steps needed to compile and run this code?,
(b) what module_init() and module_exit() are used for?,
(c) explain the meaning of modular kernel architecture and relate it to Linux

1#include <linux/module.h>
2 #include <linux/kernel.h>
3 #include <linux/init.h>
4
5 static int donothing_init(void)
6 {
7
8
9}
10 static
11 (
12
13}
14
printk (KERN_ALERT "Module is loaded\n");
return 0;
void donothing_exit (void)
printk(KERN ALERT "Module is unloaded\n");
module_init(donothing_init);
15 module_exit (donothing_exit);
16 MODULE LICENSE ("GPL");
17 MODULE AUTHOR("AUTHOR1");
18 MODULE_DESCRIPTION("This is a module that does nothing");

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