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gh-100227: Make the Global PyModuleDef Cache Safe for Isolated Interpreters #103084

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Merged
ericsnowcurrently merged 14 commits into from
Mar 29, 2023
Merged

gh-100227: Make the Global PyModuleDef Cache Safe for Isolated Interpreters #103084

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ff4eb36
Make _PyRuntime.imports.extensions a struct.
ericsnowcurrently Mar 27, 2023
e558d76
Factor out add_threadstate().
ericsnowcurrently Mar 21, 2023
acf5269
Add _PyThreadState_InitDetached().
ericsnowcurrently Mar 21, 2023
181106e
Add _PyThreadState_ClearDetached().
ericsnowcurrently Mar 21, 2023
b8ffbba
Add extensions_lock_acquire() and extensions_lock_release().
ericsnowcurrently Mar 27, 2023
a86aea5
Add _PyRuntime.imports.extensions.main_tstate.
ericsnowcurrently Mar 27, 2023
d79afe5
Add _PyThreadState_BindDetached() and _PyThreadState_UnbindDetached().
ericsnowcurrently Mar 28, 2023
5182186
Share the extensions dict safely.
ericsnowcurrently Mar 28, 2023
f6db0a2
Intern the name and filename in the main interpreter.
ericsnowcurrently Mar 28, 2023
dac9c23
Fix the asserts in _PyThreadState_BindDetached() and _PyThreadState_U…
ericsnowcurrently Mar 28, 2023
8d442e2
Swap back when done using main_tstate.
ericsnowcurrently Mar 28, 2023
ee70a96
Disable a prematurely-restrictive assert.
ericsnowcurrently Mar 28, 2023
e9c37fe
Fix a copy-and-paste bug.
ericsnowcurrently Mar 28, 2023
8e005bf
Decref name & filename if copied.
ericsnowcurrently Mar 29, 2023
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Decref name & filename if copied.
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@ericsnowcurrently
ericsnowcurrently committed Mar 29, 2023
commit 8e005bf00be6f7f4e1ef2e3db154fd279e053ec3
2 changes: 2 additions & 0 deletions Python/import.c
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Original file line number Diff line number Diff line change
Expand Up @@ -986,6 +986,8 @@ _extensions_cache_set(PyObject *filename, PyObject *name, PyModuleDef *def)
if (oldts != NULL) {
_PyThreadState_Swap(interp->runtime, oldts);
_PyThreadState_UnbindDetached(main_tstate);
Py_DECREF(name);
Py_DECREF(filename);
}
Py_XDECREF(key);
extensions_lock_release();
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