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Title: [3.14] gh-135871: Fix needless spinning in `_PyMutex_LockTimed` with zero timeout (gh-135872) by miss-islington · Pull Request #135946 · python/cpython · GitHub

Open Graph Title: [3.14] gh-135871: Fix needless spinning in `_PyMutex_LockTimed` with zero timeout (gh-135872) by miss-islington · Pull Request #135946 · python/cpython

X Title: [3.14] gh-135871: Fix needless spinning in `_PyMutex_LockTimed` with zero timeout (gh-135872) by miss-islington · Pull Request #135946 · python/cpython

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Open Graph Description: The free threading build could spin unnecessarily on _Py_yield() if the initial compare and swap failed. (cherry picked from commit cbfaf41) Co-authored-by: Joseph Tibbertsma josephtibbertsma@gmail...

X Description: The free threading build could spin unnecessarily on _Py_yield() if the initial compare and swap failed. (cherry picked from commit cbfaf41) Co-authored-by: Joseph Tibbertsma josephtibbertsma@gmail...

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og:image:altThe free threading build could spin unnecessarily on _Py_yield() if the initial compare and swap failed. (cherry picked from commit cbfaf41) Co-authored-by: Joseph Tibbertsma josephtibbertsma@gmail...
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[3.14] gh-135871: Fix needless spinning in _PyMutex_LockTimed with zero timeout (gh-135872)https://github.com/python/cpython/pull/135946#top
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Non-blocking _PyMutex_LockTimed spins and may fail unnecessarily in no-GIL builds #135871https://github.com/python/cpython/issues/135871
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Fix needless spinning inhttps://github.com/python/cpython/pull/135946/commits/535b8d6cd511d79b4b37606ef57d1b56521dc244
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