How to create a defconfig file from a .config?

Question

I have done make menuconfig for a board defconfig and modified few configurations. When I select save, a new .config was created in th

Answer 1

For your platform, in a new defconfig file, yes. In fact this is the safest way to create a new defconfig. If you manually remove config entries from an existing config file to create a new one, you are likely to get dependency issues and during build, it might restart the kernel config and give you prompts for selecting individual config options.