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Title: reinit-after-fork by youknowone · Pull Request #7321 · RustPython/RustPython · GitHub

Open Graph Title: reinit-after-fork by youknowone · Pull Request #7321 · RustPython/RustPython

X Title: reinit-after-fork by youknowone · Pull Request #7321 · RustPython/RustPython

Description: A Python Interpreter written in Rust. Contribute to RustPython/RustPython development by creating an account on GitHub.

Open Graph Description: Summary by CodeRabbit Bug Fixes Improved post-fork lock state handling across VM components, replacing manual unlock patterns with centralized reinitialization logic for greater reliability. ...

X Description: Summary by CodeRabbit Bug Fixes Improved post-fork lock state handling across VM components, replacing manual unlock patterns with centralized reinitialization logic for greater reliability. ...

Opengraph URL: https://github.com/RustPython/RustPython/pull/7321

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Use Mutex::raw() accessor in reinit_mutex_after_forkhttps://github.com/RustPython/RustPython/pull/7321/commits/ce2be2a414a8b9d4a50d135519cfdda8090721ee
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Mar 3, 2026https://github.com/RustPython/RustPython/pull/7321#issuecomment-3987831443
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Fix deadlock after fork #7205https://github.com/RustPython/RustPython/pull/7205
Fix _at_fork_reinit to write INIT directly instead of calling unlock()  #7312https://github.com/RustPython/RustPython/pull/7312
Use try_lock in py_os_after_fork_child #7178https://github.com/RustPython/RustPython/pull/7178
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Replace force_unlock with reinit_*_after_forkhttps://github.com/RustPython/RustPython/pull/7321/commits/3e8d703967031c430325414ce5cbfd9283419cd2
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Reinit IO buffer locks after fork to prevent deadlocks #7339 https://github.com/RustPython/RustPython/pull/7339
Suspend Python threads before fork() #7364 https://github.com/RustPython/RustPython/pull/7364
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