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8309637: runtime/handshake/HandshakeTimeoutTest.java fails with "has not cleared handshake op" and SIGILL

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Reviewed-by: dholmes, coleenp
This commit is contained in:
Patricio Chilano Mateo 2023-07-10 19:09:27 +00:00
parent 63f32fbe97
commit 57e7e82fa1
5 changed files with 34 additions and 34 deletions
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30
src/hotspot/share/runtime/nonJavaThread.cpp
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@ -156,7 +156,7 @@ void NamedThread::print_on(outputStream* st) const {
// timer interrupts exists on the platform.
WatcherThread* WatcherThread::_watcher_thread = nullptr;
bool WatcherThread::_startable = false;
bool WatcherThread::_run_all_tasks = false;
volatile bool WatcherThread::_should_terminate = false;
WatcherThread::WatcherThread() : NonJavaThread() {
@ -185,6 +185,11 @@ int WatcherThread::sleep() const {
return 0; // we did not sleep.
}
if (!_run_all_tasks) {
ml.wait(100);
return 0;
}
// remaining will be zero if there are no tasks,
// causing the WatcherThread to sleep until a task is
// enrolled
@ -280,7 +285,10 @@ void WatcherThread::run() {
break;
}
PeriodicTask::real_time_tick(time_waited);
// Don't process enrolled tasks until VM is fully initialized.
if (_run_all_tasks) {
PeriodicTask::real_time_tick(time_waited);
}
}
// Signal that it is terminated
@ -293,18 +301,16 @@ void WatcherThread::run() {
}
void WatcherThread::start() {
assert(PeriodicTask_lock->owned_by_self(), "PeriodicTask_lock required");
if (watcher_thread() == nullptr && _startable) {
_should_terminate = false;
// Create the single instance of WatcherThread
new WatcherThread();
}
MonitorLocker ml(PeriodicTask_lock);
_should_terminate = false;
// Create the single instance of WatcherThread
new WatcherThread();
}
void WatcherThread::make_startable() {
assert(PeriodicTask_lock->owned_by_self(), "PeriodicTask_lock required");
_startable = true;
void WatcherThread::run_all_tasks() {
MonitorLocker ml(PeriodicTask_lock);
_run_all_tasks = true;
ml.notify();
}
void WatcherThread::stop() {