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Title: gh-135871: Reload lock internal state while spinning in `PyMutex_LockTimed` by dpdani · Pull Request #146064 · python/cpython · GitHub

Open Graph Title: gh-135871: Reload lock internal state while spinning in `PyMutex_LockTimed` by dpdani · Pull Request #146064 · python/cpython

X Title: gh-135871: Reload lock internal state while spinning in `PyMutex_LockTimed` by dpdani · Pull Request #146064 · python/cpython

Description: The Python programming language. Contribute to python/cpython development by creating an account on GitHub.

Open Graph Description: This PR adds atomic loads in the slow path of PyMutex to increase the number of lock acquisitions per second that threads can make on a shared mutex. The tricky part here is to avoid degrading the ...

X Description: This PR adds atomic loads in the slow path of PyMutex to increase the number of lock acquisitions per second that threads can make on a shared mutex. The tricky part here is to avoid degrading the ...

Opengraph URL: https://github.com/python/cpython/pull/146064

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