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8209975: Some GCThreadLocalData not initialized

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Perform deferred BarrierSet initializations for NonJavaThreads too.

Reviewed-by: eosterlund, pliden
This commit is contained in:
Kim Barrett 2018-08-30 17:03:46 -04:00
parent 26560a934d
commit 6a0bb0955e
3 changed files with 52 additions and 8 deletions
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11
src/hotspot/share/runtime/thread.cpp
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@ -307,13 +307,15 @@ Thread::Thread() {
}
#endif // ASSERT
// Notify the barrier set that a thread is being created. Note that the
// main thread is created before a barrier set is available. The call to
// BarrierSet::on_thread_create() for the main thread is therefore deferred
// until it calls BarrierSet::set_barrier_set().
// Notify the barrier set that a thread is being created. Note that some
// threads are created before a barrier set is available. The call to
// BarrierSet::on_thread_create() for these threads is therefore deferred
// to BarrierSet::set_barrier_set().
BarrierSet* const barrier_set = BarrierSet::barrier_set();
if (barrier_set != NULL) {
barrier_set->on_thread_create(this);
} else {
DEBUG_ONLY(Threads::inc_threads_before_barrier_set();)
}
}
@ -3397,6 +3399,7 @@ size_t JavaThread::_stack_size_at_create = 0;
#ifdef ASSERT
bool Threads::_vm_complete = false;
size_t Threads::_threads_before_barrier_set = 0;
#endif
static inline void *prefetch_and_load_ptr(void **addr, intx prefetch_interval) {