"device driver developers" tag
Kernel tracing

Kernel Tracing with ftrace, Part 1

This article explains how to set up ftrace and be able to understand how to trace functions. It should be useful for current kernel developers and device driver developers who want to debug…

A debug file system?

Debugging the Linux Kernel with debugfs

debugfs is a simple memory-based filesystem, designed specifically to debug Linux kernel code, and not to be confused with the debugfs filesystem utility. Introduced by Greg Kroah-Hartman in December 2004, debugfs helps kernel…

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