Make Simple Kernel Module (.ko)
1. Overview A kernel module provides a way to extend kernel functionality without rebuilding the entire kernel. Using the Buildroot toolchain ensures the module is ABI‑compatible with the kernel generated during your Buildroot build. QEMU then offers a convenient emulation environment to test modules without hardware. Linux kernel modules are dynamically loadable pieces of code that extend the functionality of the kernel without requiring a reboot or recompilation. They are widely used for device drivers, filesystems, and various kernel extensions. ...