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gh-104341: Clean Up threading Module by ericsnowcurrently · Pull Request #104552 · python/cpython · GitHub
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gh-104341: Clean Up threading Module #104552

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ericsnowcurrently wants to merge 12 commits into from
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gh-104341: Clean Up threading Module #104552

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b3474f3
Drop bootstate.interp and bootstate.runtime.
ericsnowcurrently May 15, 2023
ec9f53b
Add module-owned threads to module state.
ericsnowcurrently May 15, 2023
05aa205
Call on_delete() in remove_module_thread().
ericsnowcurrently May 15, 2023
da85eed
Drop interp.threads.count.
ericsnowcurrently May 15, 2023
004589b
Pass module_state to newlockobject().
ericsnowcurrently May 15, 2023
aa4d3bb
Create the thread lock in threading.py.
ericsnowcurrently May 15, 2023
82ff2ba
Re-initialize the module threads lock upon fork.
ericsnowcurrently May 15, 2023
a19c684
Add module_thread.running_lock.
ericsnowcurrently May 15, 2023
de530b1
Be more specific in _wait_for_tstate_lock().
ericsnowcurrently May 16, 2023
e2c7058
Fix _set_sentinel().
ericsnowcurrently May 16, 2023
0d30811
Track the "main" thread too.
ericsnowcurrently May 16, 2023
86e5d82
Drop tstate->on_delete.
ericsnowcurrently May 16, 2023
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Call on_delete() in remove_module_thread().
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@ericsnowcurrently
ericsnowcurrently committed May 15, 2023
commit 05aa205de5d944edfee1116bb8b7a6447c19a73b
7 changes: 7 additions & 0 deletions Modules/_threadmodule.c
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Expand Up @@ -140,6 +140,13 @@ module_thread_finished(struct module_thread *mt)
static void
remove_module_thread(struct module_threads *threads, struct module_thread *mt)
{
// Notify other threads that this one is done.
// XXX This should happen in module_thread_finished().
// XXX These fields could be removed from PyThreadState.
if (mt->tstate->on_delete != NULL) {
mt->tstate->on_delete(mt->tstate->on_delete_data);
}

// Remove it from the list.
module_threads_remove(threads, mt);

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4 changes: 0 additions & 4 deletions Python/pystate.c
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Expand Up @@ -1490,10 +1490,6 @@ PyThreadState_Clear(PyThreadState *tstate)

Py_CLEAR(tstate->context);

if (tstate->on_delete != NULL) {
tstate->on_delete(tstate->on_delete_data);
}

tstate->_status.cleared = 1;

// XXX Call _PyThreadStateSwap(runtime, NULL) here if "current".
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