gh-99113: Share the GIL via PyInterpreterState.ceval.gil #104203
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This was referenced May 5, 2023
erlend-aasland
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* main: pythongh-99113: Add PyInterpreterConfig.own_gil (pythongh-104204) pythongh-104146: Remove unused var 'parser_body_declarations' from clinic.py (python#104214) pythongh-99113: Add Py_MOD_PER_INTERPRETER_GIL_SUPPORTED (pythongh-104205) pythongh-104108: Add the Py_mod_multiple_interpreters Module Def Slot (pythongh-104148) pythongh-99113: Share the GIL via PyInterpreterState.ceval.gil (pythongh-104203) pythonGH-100479: Add `pathlib.PurePath.with_segments()` (pythonGH-103975) pythongh-69152: Add _proxy_response_headers attribute to HTTPConnection (python#26152) pythongh-103533: Use PEP 669 APIs for cprofile (pythonGH-103534) pythonGH-96803: Add three C-API functions to make _PyInterpreterFrame less opaque for users of PEP 523. (pythonGH-96849)
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…ngh-104203) In preparation for a per-interpreter GIL, we add PyInterpreterState.ceval.gil, set it to the shared GIL for each interpreter, and use that rather than using _PyRuntime.ceval.gil directly. Note that _PyRuntime.ceval.gil is still the actual GIL.
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In preparation for a per-interpreter GIL, we add
PyInterpreterState.ceval.gil, set it to the shared GIL for each interpreter, and use that rather than using_PyRuntime.ceval.gildirectly. Note that_PyRuntime.ceval.gilis still the actual GIL.There is a <1% performance penalty.
(This change is broken out from gh-99114.)