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gh-117439: Make refleak checking thread-safe without the GIL (#117469)

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This keeps track of the per-thread total reference count operations in
PyThreadState in the free-threaded builds. The count is merged into the
interpreter's total when the thread exits.
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Sam Gross 2024-04-08 12:11:36 -04:00 • committed by GitHub
parent 2067da2579
commit 1a6594f661
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9 changed files with 62 additions and 44 deletions
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Python/pystate.c
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@ -1698,6 +1698,14 @@ tstate_delete_common(PyThreadState *tstate)
decrement_stoptheworld_countdown(&runtime->stoptheworld);
}
}
#if defined(Py_REF_DEBUG) && defined(Py_GIL_DISABLED)
// Add our portion of the total refcount to the interpreter's total.
_PyThreadStateImpl *tstate_impl = (_PyThreadStateImpl *)tstate;
tstate->interp->object_state.reftotal += tstate_impl->reftotal;
tstate_impl->reftotal = 0;
#endif
HEAD_UNLOCK(runtime);
#ifdef Py_GIL_DISABLED