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[hal] Notifier: Reset signal object on ack (#8466)

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This is needed to avoid spurious wakeups in WaitForObject due to a
previous alarm having set the signal object.
This commit is contained in:
Peter Johnson
2025-12-11 23:31:49 -07:00
committed by GitHub
parent 5aaf2d7138
commit cbe447aad7
2 changed files with 6 additions and 0 deletions
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3
hal/src/main/native/sim/Notifier.cpp
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@@ -259,6 +259,7 @@ void HAL_SetNotifierAlarm(HAL_NotifierHandle notifierHandle, uint64_t alarmTime,
if (ack) {
notifier->handlerSignaled.clear();
wpi::util::ResetSignalObject(notifierHandle);
}
if (!absolute) {
@@ -291,6 +292,7 @@ void HAL_CancelNotifierAlarm(HAL_NotifierHandle notifierHandle, HAL_Bool ack,
if (ack) {
notifier->handlerSignaled.clear();
wpi::util::ResetSignalObject(notifierHandle);
}
thr->m_alarmQueue.remove({notifierHandle, notifier});
@@ -305,6 +307,7 @@ void HAL_AcknowledgeNotifierAlarm(HAL_NotifierHandle notifierHandle,
return;
}
notifier->handlerSignaled.clear();
wpi::util::ResetSignalObject(notifierHandle);
}
int32_t HAL_GetNotifierOverrun(HAL_NotifierHandle notifierHandle,