sync: fix spin lock, add destroy() and try_lock()#24798
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spytheman
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spytheman
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Jun 27, 2025
spytheman
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| randval := rand.intn(100) or { 1 } | ||
| time.sleep(randval * time.nanosecond) |
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afaik the granularity of sleep is ~1-2ms on windows
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destroy().try_lock().valgrindANNOTATEsupport to avoid false error report with spin lock detection. When using withvalgrind, please add-d valgrindto enable this.Original code(
expected = C.atomic_load_byte(&s.locked)) will cause the updated test fail sometimes.