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bpo-33608: Factor out a private, per-interpreter _Py_AddPendingCall(). #12360

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Merged
ericsnowcurrently merged 14 commits into from
Apr 12, 2019
Merged

bpo-33608: Factor out a private, per-interpreter _Py_AddPendingCall(). #12360

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f8e70b4
Move pending calls from _PyRuntimeState to PyIntepreterState.
ericsnowcurrently Jul 13, 2018
991e3fb
Release the pending calls lock *after* updating the eval breaker flag.
ericsnowcurrently Mar 15, 2019
69b620e
Explicitly pass the interpreter to the stateful ceval macros.
ericsnowcurrently Sep 10, 2018
8993d23
Use the internal function.
ericsnowcurrently Sep 14, 2018
6655676
Add a NEWS entry.
ericsnowcurrently Sep 15, 2018
d716131
Optionally lock a pending call to a specific thread.
ericsnowcurrently Sep 15, 2018
1cdc3b2
Move core-only field to end of struct.
ericsnowcurrently Feb 1, 2019
158151f
Factor out struct _ceval_interpreter_state.
ericsnowcurrently Feb 1, 2019
0c83e6f
Add a TODO.
ericsnowcurrently Feb 18, 2019
40ab9ab
Use _Py_AddPendingCall() for releasing shared data.
ericsnowcurrently Sep 14, 2018
f354a86
Check the result of adding the pending call (for releasing XID).
ericsnowcurrently Jan 28, 2019
279ff04
Make a copy of data-to-be-deleted.
ericsnowcurrently Jan 29, 2019
e356cad
Fix the pending-for-other-thread case.
ericsnowcurrently Apr 5, 2019
48a23ef
Drop out-of-date code.
ericsnowcurrently Apr 5, 2019
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Check the result of adding the pending call (for releasing XID).
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@ericsnowcurrently
ericsnowcurrently committed Apr 5, 2019
commit f354a86647857b155fd4df83f2a54b2196a6b694
11 changes: 9 additions & 2 deletions Python/pystate.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1372,7 +1372,7 @@ _PyCrossInterpreterData_Release(_PyCrossInterpreterData *data)
return;
}

// Switch to the original interpreter.
// Get the original interpreter.
PyInterpreterState *interp = _PyInterpreterState_LookUpID(data->interp);
if (interp == NULL) {
// The intepreter was already destroyed.
Expand All @@ -1381,9 +1381,16 @@ _PyCrossInterpreterData_Release(_PyCrossInterpreterData *data)
}
return;
}
// XXX There's a slight race here...
if (interp->finalizing) {
// XXX Someone leaked some memory...
return;
}

// "Release" the data and/or the object.
_Py_AddPendingCall(interp, 0, _release_xidata, data);
if (_Py_AddPendingCall(interp, 0, _release_xidata, data) != 0) {
// XXX Queue full or couldn't get lock. Try again somehow?
}
}

PyObject *
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