Part 1 of this series taught a fast way to practice building a kernel using the kernel configuration from your current Linus distro.
But the real motivation for building a kernel is to use your own configuration: add new experimental drivers, get rid of drivers you don’t need, and make a lean, mean and fast kernel. Wading through the Linux kernel’s multitude of configuration options takes some time, so don’t be in a hurry. One way to save time is to develop your own base configuration, and then use this as basis to create new custom kernels…
Article Source LinuxPlanet
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