The Input Stack on Linux – An End-To-End Architecture Overview
https://venam.net/blog/unix/2025/11/27/input_devices_linux.html
Patrick Louis writes: ""Let’s explore and deobfuscate the input stack on #Linux. Our aim is to understand its components and what each does. Input handling can be divided into two parts, separated by a common layer:
#Kernel-level handling: It deals with what happens in the kernel and how events are exposed to user-space
[…]
Exposed layer (middle)
[…]
User-space handling:
[…]
The Widgets, #XServer, #X11 window managers, and #Wayland compositors, which rely on everything else
We’ll try to make sense of all this, one thing at a time, with a logical and coherent approach.""
