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gh-140138: NOGIL: add atomic owner refcount to PyInterpreterState; finalize on last tstate #140224

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gh-140138: NOGIL: add atomic owner refcount to PyInterpreterState; finalize on last tstate #140224

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115e4d2
fix tsan
ashm-dev Oct 16, 2025
b58d4a1
add blurb
ashm-dev Oct 16, 2025
55b5fe4
Reorder and add `_owners` field
ashm-dev Oct 16, 2025
2aba8ba
Fix typo in interpreter owner atomic variable
ashm-dev Oct 16, 2025
2690fac
Fix news
ashm-dev Oct 16, 2025
e6ff33e
Rename interpreter cleanup functions
ashm-dev Oct 16, 2025
47e51d7
Refactor interpreter cleanup
ashm-dev Oct 16, 2025
37ccb72
Rename _owners to owners in interp struct
ashm-dev Oct 16, 2025
e5c1336
fix
ashm-dev Oct 16, 2025
d08a093
Stop setting `interp->finalizing`
ashm-dev Oct 16, 2025
5001c54
Merge remote-tracking branch 'upstream/main' into gh-140138
ashm-dev Oct 19, 2025
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fix
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@ashm-dev
ashm-dev committed Oct 19, 2025
commit e5c1336682da0cd8e98ed0ca6fb85ab7cdb541bb
1 change: 0 additions & 1 deletion Python/pystate.c
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Expand Up @@ -1421,7 +1421,6 @@ static void
free_threadstate(_PyThreadStateImpl *tstate)
{
PyInterpreterState *interp = tstate->base.interp;

// The initial thread state of the interpreter is allocated
// as part of the interpreter state so should not be freed.
if (tstate == &interp->_initial_thread) {
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