8000 gh-59956: Clarify GILState-related Code by ericsnowcurrently · Pull Request #101161 · python/cpython · GitHub
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gh-59956: Clarify GILState-related Code #101161

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Merged
merged 11 commits into from
Jan 19, 2023
Merged

gh-59956: Clarify GILState-related Code #101161

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c35aee5
Add some TODO comments.
ericsnowcurrently Jan 18, 2023
bb86c59
Factor out "current_tss" helpers.
ericsnowcurrently Jan 18, 2023
5903b39
Inline the current_tss helpers.
ericsnowcurrently Jan 19, 2023
a5eb3d8
Factor out "current_fast" helpers.
ericsnowcurrently Jan 18, 2023
6281edb
Move tstate_current out of _PyRuntimeState.gilstate.
ericsnowcurrently Jan 18, 2023
2f8aaec
Do not use _PyThreadState_GET() in pystate.c.
ericsnowcurrently Jan 18, 2023
4af2ecb
Move autoTSSkey out of _PyRuntimeState.gilstate.
ericsnowcurrently Jan 19, 2023
7bdf5a4
Initialize autoTSSkey earlier.
ericsnowcurrently Jan 19, 2023
4b952e0
Factor out bind_tstate() and unbind_tstate().
ericsnowcurrently Jan 19, 2023
5e7283c
PyThreadState_IsCurrent() -> holds_gil().
ericsnowcurrently Jan 19, 2023
57bd92e
Do not set PyThreadState.thread_id to a negative value.
ericsnowcurrently Jan 19, 2023
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Inline the current_tss helpers.
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@ericsnowcurrently
ericsnowcurrently committed Jan 19, 2023
commit 5903b39ff79280a4196e5ef55576a05c772685b5
8 changes: 4 additions & 4 deletions Python/pystate.c
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Original file line number Diff line number Diff line change
Expand Up @@ -74,29 +74,29 @@ current_tss_fini(_PyRuntimeState *runtime)
PyThread_tss_delete(&runtime->gilstate.autoTSSkey);
}

static PyThreadState *
static inline PyThreadState *
current_tss_get(_PyRuntimeState *runtime)
{
assert(current_tss_initialized(runtime));
return (PyThreadState *)PyThread_tss_get(&runtime->gilstate.autoTSSkey);
}

static int
static inline int
_current_tss_set(_PyRuntimeState *runtime, PyThreadState *tstate)
{
assert(tstate != NULL);
assert(current_tss_initialized(runtime));
return PyThread_tss_set(&runtime->gilstate.autoTSSkey, (void *)tstate);
}
static void
static inline void
current_tss_set(_PyRuntimeState *runtime, PyThreadState *tstate)
{
if (_current_tss_set(runtime, tstate) != 0) {
Py_FatalError("failed to set current tstate (TSS)");
}
}

static void
static inline void
current_tss_clear(_PyRuntimeState *runtime)
{
assert(current_tss_initialized(runtime));
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