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[3.13] gh-117657: Avoid sem_clockwait in TSAN (GH-119915) (#119992)

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The `sem_clockwait` function is not currently instrumented, which leads
to false positives.
(cherry picked from commit 41c1cefbae)

Co-authored-by: Sam Gross <colesbury@gmail.com>
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Miss Islington (bot) 2024-06-03 20:07:22 +02:00 • committed by GitHub
parent 6b10467fbc
commit ca37034baa
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2 changed files with 1 additions and 10 deletions
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Python/parking_lot.c
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@ -119,7 +119,7 @@ _PySemaphore_PlatformWait(_PySemaphore *sema, PyTime_t timeout)
if (timeout >= 0) {
struct timespec ts;
#if defined(CLOCK_MONOTONIC) && defined(HAVE_SEM_CLOCKWAIT)
#if defined(CLOCK_MONOTONIC) && defined(HAVE_SEM_CLOCKWAIT) && !defined(_Py_THREAD_SANITIZER)
PyTime_t now;
// silently ignore error: cannot report error to the caller
(void)PyTime_MonotonicRaw(&now);