Explore the intricacies of file I/O in C on Linux, from basic read/write operations to advanced system calls like fcntl, ioctl, and fdatasync. Understand file descriptors, buffering, and atomic operations with practical code examples.
A deep dive into the System.map file in the Linux kernel — what it is, why it matters, and how it empowers kernel debugging.
A clear and complete breakdown of the Linux kernel's top-level folders and build artifacts.