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Title: gh-130373: Avoid locking in _LOAD_ATTR_WITH_HINT by DinoV · Pull Request #130372 · python/cpython · GitHub

Open Graph Title: gh-130373: Avoid locking in _LOAD_ATTR_WITH_HINT by DinoV · Pull Request #130372 · python/cpython

X Title: gh-130373: Avoid locking in _LOAD_ATTR_WITH_HINT by DinoV · Pull Request #130372 · python/cpython

Description: Adds a lock-free lookup of the hinted location https://github.com/facebookexperimental/free-threading-benchmarking/tree/main/results/bm-20250219-3.14.0a5+-6a1fe7e-NOGIL Issue: gh-130373

Open Graph Description: Adds a lock-free lookup of the hinted location https://github.com/facebookexperimental/free-threading-benchmarking/tree/main/results/bm-20250219-3.14.0a5+-6a1fe7e-NOGIL Issue: gh-130373

X Description: Adds a lock-free lookup of the hinted location https://github.com/facebookexperimental/free-threading-benchmarking/tree/main/results/bm-20250219-3.14.0a5+-6a1fe7e-NOGIL Issue: gh-130373

Opengraph URL: https://github.com/python/cpython/pull/130372

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14eb91d Avoid locking in _LOAD_ATTR_WITH_HINT DinoV Feb 19, 2025 https://github.com/python/cpython/pull/130372/commits/14eb91debe64468c5b867c3cede30bbbd42969e9
aeb389d Deopt if not owned, and mark as shared in specializer DinoV Mar 19, 2025 https://github.com/python/cpython/pull/130372/commits/aeb389d8d0baa1a943f02d21874d20b46da9b9a7
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