During January 2025, Ruan Sy contributed to the linux-test-project/ltp repository by standardizing documentation for Posix_fadvise kernel tests. He migrated all test case documentation from traditional block comments to the docparse format, focusing on improving maintainability and enabling automated parsing without altering core test functionality. This work involved C programming and a strong emphasis on documentation practices, ensuring that future onboarding and test automation would be more efficient. While the changes did not introduce new features or bug fixes, the depth of the work lay in aligning with project standards and enhancing the long-term clarity of kernel test documentation.