/CS307-Assignment-2

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CS307-Assignment-2

This repository is dedicated for assignment 1 of CS307 course.

Instructor: Dr. Aditya Nigam

Team Members

Name Roll No.
A Ashutosh Sharma B18010
B Anuj Goel B18161
C Om Pandey B18182

Assignment problem sheet: Assignment Questions

Requirements

gcc version: 9.3

Q1. Compiling the Linux kernel from source and building a loadable module

Libraries used:

  1. linux/module.h
  2. linux/kernel.h
  3. linux/init.h

Running the code:

  1. Hello World Module
  • Type "cd Q1" on terminal
  • Type "cd Hello_World" on terminal
  • Type "make" on terminal
  • Type "sudo insmode hello.ko" on terminal
  • Type "modinfo hello.ko" on termninal to see details of module
  • Type "tail /var/log/kern.log" on terminal to view kernel log
  • Type "rmmod hello" to remove module from terminal
  1. Divide by 0 Module
  • Type "cd Q1" on terminal
  • Type "cd test1" on terminal
  • Type "make" on terminal
  • Type "sudo insmode test1.ko" on terminal
  • Type "modinfo test1.ko" on termninal to see details of module
  • Type "tail /var/log/kern.log" on terminal to view kernel log
  • Type "rmmod test1" to remove module from terminal
  1. Return other than 1 Module
  • Type "cd Q1" on terminal
  • Type "cd test2" on terminal
  • Type "make" on terminal
  • Type "sudo insmode test2.ko" on terminal
  • Type "modinfo test2.ko" on termninal to see details of module
  • Type "tail /var/log/kern.log" on terminal to view kernel log
  • Type "rmmod test2" to remove module from terminal
  1. Dereferencing a NULL pointer module
  • Type "cd Q1" on terminal
  • Type "cd test3" on terminal
  • Type "make" on terminal
  • Type "sudo insmode test3.ko" on terminal
  • Type "modinfo test3.ko" on termninal to see details of module
  • Type "tail /var/log/kern.log" on terminal to view kernel log
  • Type "rmmod test3" to remove module from terminal

Q2. Round-Robin Scheduling

Libraries used:

  1. iostream
  2. queue
  3. vector

Running the code

  • Enter Q2 folder
  • Type "make" on terminal
  • Type "./q2" on terminal
  • The program will produce the required output

Q3. Merge Sort using threads

Libraries used:

  1. iostream
  2. stdio.h
  3. cmath
  4. chrono
  5. pthread.h
  6. time.h
  7. stdlib.h

Running the code

  • Enter Q3 folder
  • Type "make" on terminal
  • Type "./myprogram" on terminal
  • The program will produce the required output