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fixes gh-96078: os.sched_yield release the GIL while calling sched_yield(2). (gh-97965)

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Dong-hee Na 2022-10-07 07:57:37 +09:00 committed by GitHub
parent e1c4d56fdd
commit b9d2e81716
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2 changed files with 8 additions and 1 deletions
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2
Misc/NEWS.d/next/Core and Builtins/2022-10-06-15-45-57.gh-issue-96078.fS-6mU.rst Normal file
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@ -0,0 +1,2 @@
:func:`os.sched_yield` now release the GIL while calling sched_yield(2).
Patch by Dong-hee Na.

7
Modules/posixmodule.c
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@ -7075,8 +7075,13 @@ static PyObject *
os_sched_yield_impl(PyObject *module) os_sched_yield_impl(PyObject *module)
/*[clinic end generated code: output=902323500f222cac input=e54d6f98189391d4]*/ /*[clinic end generated code: output=902323500f222cac input=e54d6f98189391d4]*/
{ {
if (sched_yield()) int result;
Py_BEGIN_ALLOW_THREADS
result = sched_yield();
Py_END_ALLOW_THREADS
if (result < 0) {
return posix_error(); return posix_error();
}
Py_RETURN_NONE; Py_RETURN_NONE;
} }