Using Ftrace

Oct 15, 2023

Ftrace is an internal tracer designed to
help out developers and designers to find
what is going on inside the kernel.

Ftrace is Function Tracer,
We can use ftrace to hook to functions,
and analyze the Linux kernel with ftrace.

Here are some useful materials:
Hooking Linux Kernel Functions, Part 1
Hooking Linux Kernel Functions, Part 2
Hooking Linux Kernel Functions, Part 3