https://github.com/python/cpython/commit/2d4955fcf2a54d7ffc06a48774863ff65ba250d2
commit: 2d4955fcf2a54d7ffc06a48774863ff65ba250d2
branch: main
author: Donghee Na <[email protected]>
committer: corona10 <[email protected]>
date: 2024-03-07T08:29:39+09:00
summary:
gh-116397: Move the _PyGC_ClearAllFreeLists to the safe point (gh-116414)
files:
M Python/gc_free_threading.c
diff --git a/Python/gc_free_threading.c b/Python/gc_free_threading.c
index 18893c6c391fff..c7883cd38644e1 100644
--- a/Python/gc_free_threading.c
+++ b/Python/gc_free_threading.c
@@ -1058,6 +1058,8 @@ gc_collect_internal(PyInterpreterState *interp, struct
collection_state *state)
// Handle any objects that may have resurrected after the finalization.
_PyEval_StopTheWorld(interp);
err = handle_resurrected_objects(state);
+ // Clear free lists in all threads
+ _PyGC_ClearAllFreeLists(interp);
_PyEval_StartTheWorld(interp);
if (err < 0) {
@@ -1160,8 +1162,9 @@ gc_collect_main(PyThreadState *tstate, int generation,
_PyGC_Reason reason)
n+m, n, d);
}
- // Clear free lists in all threads
- _PyGC_ClearAllFreeLists(interp);
+ // Clear the current thread's free-list again.
+ _PyThreadStateImpl *tstate_impl = (_PyThreadStateImpl *)tstate;
+ _PyObject_ClearFreeLists(&tstate_impl->freelists, 0);
if (_PyErr_Occurred(tstate)) {
if (reason == _Py_GC_REASON_SHUTDOWN) {
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