September 2025 monthly summary for facebook/buck2-prelude: Focused on stabilizing the codebase by rolling back experimental DWP-related changes that introduced per-directory rollout. This release reverts extra DWP flags and related logic from C++ and Python extension rules to restore prior behavior and reduce llvm-dwp risk. No new features deployed; the work strengthens maintainability and build reliability.

Concise monthly summary for 2025-03 focusing on stabilizing JITList handling by reverting Context-level migration and restoring global scope management. Primary effort was to revert the migration that moved JITList to jit::Context, ensuring runtime stability and compatibility with existing builds. The change preserves prior behavior and reduces risk associated with partial migrations. Commit ab77335be61e1597c40da5885836649c1c7e1f3c reverts D70786038: Move JITList to jit::Context (take #2).

January 2025 – Maintained and stabilized the cinderx test infrastructure by restoring essential cinderjit imports in test_cinderx, preventing test failures and preserving CI reliability. The change was a targeted revert of an earlier modification, minimizing risk while safeguarding the test suite's dependencies and execution flow. This work ensures ongoing development in facebookincubator/cinderx can proceed without test regressions.