Author name: Anamika

Greetings, Tech Enthusiasts! Let’s embark on a fascinating expedition into the universe of Linux Kernel Logging. We’ll unravel its intricacies, divulge its secrets, and share a few chuckles along the way! Unlocking LOG_BUF_LEN LOG_BUF_LEN is more than just a kernel configuration parameter; it’s the keeper of the kernel’s log buffer, the ring buffer to be …

Kernel Printk: A Journey Through Linux Logging! 🐧 Read More »

Introduction: In the complex world of Linux, understanding device management is paramount. Central to this understanding are three key components: sysfs, udev, and Character Device Drivers. While technical documentation dives deep into each component, let’s first create a simpler, more intuitive overview. By the end of this blog, you’ll have a clear picture of how …

Understanding the Interaction: sysfs, udev, and Character Device Drivers Read More »

Hey there, tech enthusiast! If you’re like me, you get a kick out of demystifying the black box we call the Linux Kernel. Today, we’re diving into the sea of major and minor numbers, with a spotlight on dynamic allocation. Fasten your seatbelts, and let’s ride the Kernel coaster! 🎢   Kernel’s Secret Address Book: …

Unlocking the Magic of Linux Kernel Modules: Dive Deep with Dynamic Major Numbers! 🚀🐧 Read More »

  Hello tech enthusiasts! 🚀 Today, we are taking a deep dive into the world of Linux Kernel Modules and one of its star players, Dynamic Allocation. If you’ve ever been curious about how Linux manages device numbers or are looking to write your own device driver, this post is for you.   🎯 Setting …

Dive into Dynamic Allocation in Linux Device Drivers Read More »

  Hello, dear tech enthusiasts! 🎉 Today, we’re diving deep into a kernel-level spell known as MKDEV. If you’ve ever wondered how the Linux kernel differentiates between devices or how it wraps its head around device management, you’re in for a treat! 🌟 Introducing MKDEV! In the bustling city of the Linux kernel, devices are …

🚀 Decoding the Magic of MKDEV in the Linux Kernel 🐧 Read More »

Explaining Kernel Concepts: The Library Analogy 📚 When delving into the realm of kernel programming and device drivers, certain terms might appear overwhelmingly technical. To bridge the gap, let’s use a simple and relatable analogy: the library.   Deciphering Device Files with Book Titles 📖 1. Device File Connection: What It Means Technically: Applications ‘see’ …

Decoding Device Major and Minor Numbers: The Library Card Catalog Analogy Read More »

Hello dear readers! Ever wondered how your computer seamlessly interacts with a plethora of devices? Today, we’ll delve deep into the world of device drivers, especially focusing on Linux. Grab your tech hats, and let’s get started! 😃   Device Drivers: The Unsung Heroes of Computer Operations 🦸   Imagine this scenario: You’ve just purchased …

Demystifying Device Drivers in Linux: A Beginner’s Guide Read More »