Step-by-step – Kernel 5.8 Xubuntu 20.04 Installation

GNU/Linux Xubuntu 20.04 Installing Kernel 5.8 – QuickStart Guide

Hi! The Tutorial shows you Step-by-Step How to Download and Install a New Complete Kernel 5.8.x Release in Xubuntu 20.04 Focal Amd64 GNU/Linux.

And Linux 5.8 Kernel is one of the biggest Releases of all time as pointed out by Linux Torvalds.

Moreover, some Linux 5.8 New Features are:

• New AMD energy driver for Zen/Zen2 energy sensors
• AMD Renoir CPU temperature monitoring
• AMD Renoir ACP audio support
• AMDGPU Trusted Memory Zone Support
• Kernel Concurrency Sanitizer
• Boost support in the CPPC CPUFreq driver
• Open Source Adreno 405 / 640 / 650 GPU support
• Shadow Call Stack and Branch Target Identification for ARM64
• More exFAT driver improvements
• Thunderbolt ARM (i.e. USB 4.0) support
• Intel Atom camera driver
• Ability to swap fn and ctrl keys on Apple keyboards

Finally, the Guide include also instructions about How to Install Linux Kernel 5.8 Headers for Xubuntu Focal.

1. 1. Launching Terminal

   Open a Terminal window
   (Press “Enter” to Execute Commands)

   

2. 2. Checking System

   Then Check System GCC
   The Xubuntu Kernel 5.8 may require a GCC 10.2+ to properly building some Module:

   gcc -v

   Possibly follow instructions on How to Install GCC 10.2 on Xubuntu 20.04.

   Installing GCC 10.2 on Xubuntu

   How to Install GCC 10.2 from Source Code on Xubuntu 20.04
   This Tutorial include also instructions on How to Switch the System GCC to 10.x.
   Or else try Setting the Env Var:

   export IGNORE_CC_MISMATCH=1