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gh-99113: Make Sure the GIL is Acquired at the Right Places #104208

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Merged
merged 7 commits into from
May 6, 2023
Merged

gh-99113: Make Sure the GIL is Acquired at the Right Places #104208

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ca1f78e
Add _PyEval_AcquireLock().
ericsnowcurrently Apr 10, 2023
c5d3b2c
Add _PyThreadState_SwapNoGIL().
ericsnowcurrently Apr 10, 2023
2404310
Acquire the GIL when not owned.
ericsnowcurrently Apr 10, 2023
85702ae
Fix a typo.
ericsnowcurrently May 6, 2023
3cc9dc3
Do not release the GIL when not necessary.
ericsnowcurrently May 6, 2023
3104796
Make sure the GIL is held by the current thread in _PyEval_InitGIL().
ericsnowcurrently May 6, 2023
56064c7
Release the GIL after swapping thread states.
ericsnowcurrently May 6, 2023
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Release the GIL after swapping thread states.
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@ericsnowcurrently
ericsnowcurrently committed May 6, 2023
commit 56064c7973aad97e9c5fe745796e62d46ed6442c
2 changes: 2 additions & 0 deletions Python/pylifecycle.c
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Original file line number Diff line number Diff line change
Expand Up @@ -2039,6 +2039,8 @@ new_interpreter(PyThreadState **tstate_p, const PyInterpreterConfig *config)
/* Copy the current interpreter config into the new interpreter */
const PyConfig *src_config;
if (save_tstate != NULL) {
// XXX Might new_interpreter() have been called without the GIL held?
_PyEval_ReleaseLock(save_tstate);
src_config = _PyInterpreterState_GetConfig(save_tstate->interp);
}
else
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