How to Create a Custom Linux System Call (Easy Kernel Dev Guide)
Website Link: https://systemdrd.com/
Learn how to write a custom Linux system call from scratch — from editing the syscall table to compiling and testing the kernel. In this step-by-step guide, we walk you through real code examples, kernel patches, and user-space tests so you can create and invoke your own syscall on a live Linux system.
Whether you’re a beginner in kernel programming or a seasoned dev exploring operating systems internals, this video covers exactly what you need: syscall definition, syscall number assignment, kernel build configuration, and demo userland call. Expect hands-on examples that work on modern Linux kernels.
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