Repository navigation

gh-158195: Do not hold the type lock during stop-the-world - #159972

Draft

nascheme wants to merge 8 commits into

python:mainfrom

nascheme:gh-158195-unpin-type-lock

Draft

gh-158195: Do not hold the type lock during stop-the-world#159972
nascheme wants to merge 8 commits into
python:mainfrom
nascheme:gh-158195-unpin-type-lock

Commits on Oct 21, 2026
- gh-158195: Do not hold the type lock during stop-the-world
  nascheme
  committed
  672c9a1
- Replace int pointer with int and bool option.
  nascheme
  committed
  45823fa
- Strengthen type-lock regression tests and reduce their cost
  nascheme
  committed
  1951c50
- Enable deferred refcounting only on the stored MRO
  nascheme
  committed
  167ed18
- Store a private copy of the assigned __bases__ tuple
  nascheme
  committed
  be1b1fd
- Invalidate type version tags before dropping queue references
  nascheme
  committed
  8ca6ee8
- Cleanup try_set_tp_bases() and try_set_tp_mro()
  nascheme
  committed
  5f92ab0
- Correct the comment on type_validate_new_bases()
  nascheme
  committed
  7917d6a