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bpo-33608: Factor out a private, per-interpreter _Py_AddPendingCall(). (GH-11617)

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This involves moving the global "pending calls" state to PyInterpreterState.

https://bugs.python.org/issue33608
This commit is contained in:
Eric Snow 2019-02-24 15:40:47 -08:00 • committed by GitHub
parent 463572c8be
commit ef4ac967e2
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10 changed files with 201 additions and 121 deletions
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8
Python/ceval_gil.h
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@ -176,7 +176,7 @@ static void drop_gil(PyThreadState *tstate)
&_PyRuntime.ceval.gil.last_holder)
) == tstate)
{
RESET_GIL_DROP_REQUEST();
RESET_GIL_DROP_REQUEST(tstate->interp);
/* NOTE: if COND_WAIT does not atomically start waiting when
releasing the mutex, another thread can run through, take
the GIL and drop it again, and reset the condition
@ -213,7 +213,7 @@ static void take_gil(PyThreadState *tstate)
if (timed_out &&
_Py_atomic_load_relaxed(&_PyRuntime.ceval.gil.locked) &&
_PyRuntime.ceval.gil.switch_number == saved_switchnum) {
SET_GIL_DROP_REQUEST();
SET_GIL_DROP_REQUEST(tstate->interp);
}
}
_ready:
@ -239,10 +239,10 @@ _ready:
MUTEX_UNLOCK(_PyRuntime.ceval.gil.switch_mutex);
#endif
if (_Py_atomic_load_relaxed(&_PyRuntime.ceval.gil_drop_request)) {
RESET_GIL_DROP_REQUEST();
RESET_GIL_DROP_REQUEST(tstate->interp);
}
if (tstate->async_exc != NULL) {
_PyEval_SignalAsyncExc();
_PyEval_SignalAsyncExc(tstate->interp);
}
MUTEX_UNLOCK(_PyRuntime.ceval.gil.mutex);