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[SOT][3.12] Fix that frame in eval custom code was not released in tstate - step 2 #62470

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Mar 7, 2024
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[SOT][3.12] Fix that frame in eval custom code was not released in tstate - step 2 #62470

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8 changes: 6 additions & 2 deletions paddle/fluid/pybind/cpython_internals.c
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Original file line number Diff line number Diff line change
Expand Up @@ -109,7 +109,7 @@ static void Internal_clear_thread_frame(PyThreadState *tstate,
tstate->datastack_top);
tstate->c_recursion_remaining--;
assert(frame->frame_obj == NULL || frame->frame_obj->f_frame == frame);
Internal_PyFrame_Clear(frame); // see _PyFrame_ClearExceptCode
Internal_PyFrame_ClearExceptCode(frame);
Py_DECREF(frame->f_code);
tstate->c_recursion_remaining++;
Internal_PyThreadState_PopFrame(tstate, frame);
Expand All @@ -125,7 +125,7 @@ static void Internal_clear_gen_frame(PyThreadState *tstate,
gen->gi_exc_state.previous_item = NULL;
tstate->c_recursion_remaining--;
assert(frame->frame_obj == NULL || frame->frame_obj->f_frame == frame);
Internal_PyFrame_Clear(frame); // see _PyFrame_ClearExceptCode
Internal_PyFrame_ClearExceptCode(frame);
tstate->c_recursion_remaining++;
frame->previous = NULL;
}
Expand Down Expand Up @@ -584,7 +584,11 @@ static void Internal_take_ownership(PyFrameObject *f,
}

// Call on 3.11 _PyFrame_Clear is called on 3.12+ _PyFrame_ClearExceptCode
#if PY_VERSION_HEX >= 0x030c0000
void Internal_PyFrame_ClearExceptCode(_PyInterpreterFrame *frame) {
#else
void Internal_PyFrame_Clear(_PyInterpreterFrame *frame) {
#endif
/* It is the responsibility of the owning generator/coroutine
* to have cleared the enclosing generator, if any. */
assert(frame->owner != FRAME_OWNED_BY_GENERATOR ||
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1 change: 1 addition & 0 deletions paddle/fluid/pybind/cpython_internals.h
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Expand Up @@ -43,6 +43,7 @@ void Internal_PyEvalFrameClearAndPop(PyThreadState *tstate,
_PyInterpreterFrame *frame);
_PyInterpreterFrame *Internal_PyThreadState_PushFrame(PyThreadState *tstate,
size_t size);
void Internal_PyFrame_ClearExceptCode(_PyInterpreterFrame *frame);
#endif

#endif
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3 changes: 3 additions & 0 deletions paddle/fluid/pybind/eval_frame.c
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Expand Up @@ -366,6 +366,9 @@ static PyObject *_custom_eval_frame(PyThreadState *tstate,
PyObject *result = PyObject_CallObject(callback, args);
Py_DECREF(args);
if (result == NULL) {
#if PY_VERSION_HEX >= 0x030C0000
Internal_PyEvalFrameClearAndPop(tstate, frame);
#endif
return NULL;
}
code = PyObject_GetAttrString(result, "code");
Expand Down