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gh-99113: A Per-Interpreter GIL! #104209

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ericsnowcurrently wants to merge 17 commits into from
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gh-99113: A Per-Interpreter GIL! #104209

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2aad06a
Add a comment.
ericsnowcurrently Sep 12, 2022
e55fbdd
_gil_runtime_state -> _gil_state.
ericsnowcurrently Sep 12, 2022
711b19d
Pass PyInterpreterState to _PyEval_ThreadInitialized().
ericsnowcurrently Sep 12, 2022
dba4460
runtime->main -> runtime->interpreters.main.
ericsnowcurrently Sep 12, 2022
5342672
Pass PyInterpreterState to _PyEval_InitState().
ericsnowcurrently Sep 12, 2022
f2361d7
Label some struct fields.
ericsnowcurrently Sep 12, 2022
adc09a0
Add _get_gil().
ericsnowcurrently Sep 12, 2022
7014bff
Pass the runtime to _PyEval_InitRuntimeState().
ericsnowcurrently Sep 12, 2022
2026034
Add some comments.
ericsnowcurrently Sep 12, 2022
3ce9695
Add _GET_OWN_GIL().
ericsnowcurrently Sep 12, 2022
57ca2fa
Pass PyInterpreterState to _PyEval_FiniState().
ericsnowcurrently Sep 12, 2022
936c86d
Call _gil_initialize() in _PyEval_InitState().
ericsnowcurrently Sep 12, 2022
66ca3e4
Drop _PyEval_InitRuntimeState().
ericsnowcurrently Sep 12, 2022
6d09320
Move the GIL to PyInterpreterState (but still share).
ericsnowcurrently Sep 12, 2022
5075992
Keep sharing the GIL.
ericsnowcurrently Sep 12, 2022
f39c883
Check for GIL ownership.
ericsnowcurrently Sep 12, 2022
ae2eb3c
Stop sharing the GIL if configured as "isolated".
ericsnowcurrently Sep 12, 2022
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Pass PyInterpreterState to _PyEval_InitState().
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@ericsnowcurrently
ericsnowcurrently committed Sep 12, 2022
commit 5342672d57a40cd4b24b4b96fd8112cbf5cde9aa
2 changes: 1 addition & 1 deletion Include/internal/pycore_ceval.h
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Expand Up @@ -29,7 +29,7 @@ struct _ceval_runtime_state;

extern void _Py_FinishPendingCalls(PyThreadState *tstate);
extern void _PyEval_InitRuntimeState(struct _ceval_runtime_state *);
extern void _PyEval_InitState(struct _ceval_state *, PyThread_type_lock);
extern void _PyEval_InitState(PyInterpreterState *, PyThread_type_lock);
extern void _PyEval_FiniState(struct _ceval_state *ceval);
PyAPI_FUNC(void) _PyEval_SignalReceived(PyInterpreterState *interp);
PyAPI_FUNC(int) _PyEval_AddPendingCall(
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5 changes: 3 additions & 2 deletions Python/ceval_gil.c
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Expand Up @@ -908,11 +908,12 @@ _PyEval_InitRuntimeState(struct _ceval_runtime_state *ceval)
}

void
_PyEval_InitState(struct _ceval_state *ceval, PyThread_type_lock pending_lock)
_PyEval_InitState(PyInterpreterState *interp, PyThread_type_lock pending_lock)
{
struct _ceval_state *ceval = &interp->ceval;

struct _pending_calls *pending = &ceval->pending;
assert(pending->lock == NULL);

pending->lock = pending_lock;
}

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2 changes: 1 addition & 1 deletion Python/pystate.c
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Expand Up @@ -305,7 +305,7 @@ init_interpreter(PyInterpreterState *interp,
assert(next != NULL || (interp == runtime->interpreters.main));
interp->next = next;

_PyEval_InitState(&interp->ceval, pending_lock);
_PyEval_InitState(interp, pending_lock);
_PyGC_InitState(&interp->gc);
PyConfig_InitPythonConfig(&interp->config);
_PyType_InitCache(interp);
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