Challenge: Installing a kernel and LKMs - CentOS Tutorial

Contents

• Introduction Introduction

  • Linux kernel overview

    58s
  • Using the exercise files

    12s
  • Prerequisites and takeaways

    1m 13s
  • What is the Linux kernel?

    3m 33s
  • Where's the kernel?

    1m 8s
• 1. Surveying the Linux Kernel 1. Surveying the Linux Kernel

  • Discover and control hardware

    7m 1s
  • Understand system call mechanics

    10m 7s
  • Read messages from the kernel

    7m 18s
  • Use the /proc and /sys filesystems

    22m 31s
  • Challenge: hw, syscalls, proc and sysfs

    33s
  • Challenge: Solution

    25m 45s
• 2. Booting 2. Booting

  • Understanding the bootloader GRUB

    3m 50s
  • Configuring GRUB

    4m 6s
  • Kernel command line parameters

    7m 12s
  • Configuring and using systemd services

    6m 1s
  • Debugging initramfs images

    6m 7s
  • Challenge: GRUB, targets, the initramfs

    24s
  • Challenge: Solution

    9m 19s
• 3. Working with Loadable Kernel Modules 3. Working with Loadable Kernel Modules

  • Loadable kernel modules (LKMs)

    3m 55s
  • Finding the LKMs

    3m 26s
  • Using LKM commands

    15m 15s
  • Identifying how LKMs work

    9m 2s
  • Challenge: Working the LKMs

    26s
  • Challenge: Solution

    13m 56s
• 4. Examining Linux Kernel Source Code 4. Examining Linux Kernel Source Code

  • Get the kernel source

    8m 23s
  • Explore the kernel makefile

    4m 59s
  • Examine and build kernel documentation

    6m 2s
  • Search the kernel source

    7m 58s
  • Examine kernel driver source

    4m 2s
  • Additional selected subdirectories

    8m 49s
  • Challenge: Linux kernel source code

    26s
  • Challenge: Solution

    4m 5s
• 5. Configuring and Building a Linux Kernel 5. Configuring and Building a Linux Kernel

  • Using make menuconfig

    6m 24s
  • Using make xconfig

    3m 58s
  • Explore kernel config files

    7m 42s
  • Build and install modules and kernel

    7m 48s
  • Challenge: Installing a kernel and LKMs

    26s
  • Challenge: Solution

    10m 20s
• Conclusion Conclusion

  • Next steps

    41s