reproduce:
        # https://github.com/intel-lab-lkp/linux/commit/6100a3dbbee2530c908dde1eda5aff47105e4661
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Shrikanth-Hegde/sched-docs-Document-cpu_preferred_mask-and-Preferred-CPU-concept/20260803-124520
        git checkout 6100a3dbbee2530c908dde1eda5aff47105e4661
        make menuconfig
        # enable CONFIG_COMPILE_TEST, CONFIG_WARN_MISSING_DOCUMENTS, CONFIG_WARN_ABI_ERRORS
        # pip install -r Documentation/sphinx/requirements.txt
        make htmldocs