Repository navigation

gh-113141: Upgrade mimalloc to upstream v3 - #159718

Draft

DinoV wants to merge 41 commits into

python:mainfrom

DinoV:mimallocv3

Draft

gh-113141: Upgrade mimalloc to upstream v3#159718
DinoV wants to merge 41 commits into
python:mainfrom
DinoV:mimallocv3

Commits on Oct 19, 2026
- Integrate mimalloc v3
  
  daanx
  authored and
  DinoV
  committed
  cedd47b
- Vendor mimalloc v3 snapshot
  
  daanx
  authored and
  DinoV
  committed
  3bae2f2
- update to the latest mimalloc
  
  daanx
  authored and
  DinoV
  committed
  4b6ebde
- update to latest mimalloc
  
  daanx
  authored and
  DinoV
  committed
  d206e16
- Remove trailing whitespace
  DinoV
  committed
  785620a
- Move inline decl
  DinoV
  committed
  2b6e070
- Allow __mi
  DinoV
  committed
  37b67b6
- Fix page size definition on WASI
  DinoV
  committed
  845a807
- Use relative paths for types
  DinoV
  committed
  5ce70be
- Use " for mimalloc
  DinoV
  committed
  aa528c3
- More quotes
  DinoV
  committed
  397d08f
- Use FLS init
  DinoV
  committed
  3eb6d6c
- Temporarily allow _ZSt
  DinoV
  committed
  f7a1ffd
- Avoid assert dialog
  DinoV
  committed
  e5fa478
- Fix msan
  DinoV
  committed
  98b3858
- Set max warnings to 0
  DinoV
  committed
  fbe3cfe
- Emscripten fix?
  DinoV
  committed
  fde107f
- Apply @corona10 tweak to disable THP
  DinoV
  committed
  e9094bf
- Revert "Set max warnings to 0"
  DinoV
  committed
  a5f4f65
- Define MI_TRACK_ASAN for GIL builds
  DinoV
  committed
  60c5ef6
- Include less mimalloc everywhere
  DinoV
  committed
  e19e2dd
Commits on Oct 20, 2026
- Disable one more warning
  DinoV
  committed
  ea0ff6b
- Use _Py_qsbr_poll when we have an attached thread state to match v2
  DinoV
  committed
  622cf69
- Better _ZSt15get_new_handlerv fix
  DinoV
  committed
  568dacd
- Fix __ImageBase issue and revert FLS usage
  DinoV
  committed
  3024497
- Set defaults to v2 defaults to reduce memory usage
  DinoV
  committed
  3c8be4f
- Merge branch 'main' of github.com:python/cpython into mimallocv3
  DinoV
  committed
  2f699c7
- Fix missing endif
  DinoV
  committed
  97f82e8
- Remove mi_fls_key workaround
  DinoV
  committed
  3ee7565
- More options
  DinoV
  committed
  a8e2a42
Commits on Oct 21, 2026
- pure on free?
  DinoV
  committed
  a36efb6
- Update vendored mimalloc to upstream dev3
  DinoV
  committed
  095ec1c
- Merge branch 'main' of github.com:python/cpython into mimallocv3-dev3
  DinoV
  committed
  7c4bdf4
- Add upstream refresh script
  DinoV
  committed
  261103d
- Add blurbit
  DinoV
  committed
  cff014b
Commits on Oct 22, 2026
- Download mimalloc instead of pulling from local copy
  DinoV
  committed
  f22648e
- Experiment
  DinoV
  committed
  8e6401e
Commits on Oct 23, 2026
- Update mimalloc commit
  DinoV
  committed
  43a7848
- Merge branch 'main' of github.com:python/cpython into mimallocv3
  DinoV
  committed
  501ce68
- Add verify mimalloc workflow
  DinoV
  committed
  179fa4f
- Revert "Experiment"
  DinoV
  committed
  3522796

gh-113141: Upgrade mimalloc to upstream v3 by DinoV · Pull Request #159718 · python/cpython · GitHub

Repository navigation

gh-113141: Upgrade mimalloc to upstream v3 - #159718

gh-113141: Upgrade mimalloc to upstream v3#159718DinoV wants to merge 41 commits intopython:mainpython/cpython:mainfrom DinoV:mimallocv3DinoV/cpython:mimallocv3Copy head branch name to clipboard

Commits

Commits on Oct 19, 2026

Commits on Oct 20, 2026

Commits on Oct 21, 2026

Commits on Oct 22, 2026

Commits on Oct 23, 2026

gh-113141: Upgrade mimalloc to upstream v3#159718
DinoV wants to merge 41 commits into
python:mainfrom
DinoV:mimallocv3