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8222188: Shenandoah: Adjust Shenandoah work gang types

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Reviewed-by: shade, rkennke
This commit is contained in:
Zhengyu Gu 2019-04-12 07:51:47 -04:00
parent 15aae2f622
commit 96545959e8
3 changed files with 13 additions and 8 deletions
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7
src/hotspot/share/gc/shenandoah/shenandoahHeap.cpp
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@ -459,8 +459,8 @@ ShenandoahHeap::ShenandoahHeap(ShenandoahCollectorPolicy* policy) :
_max_workers = MAX2(_max_workers, 1U);
_workers = new ShenandoahWorkGang("Shenandoah GC Threads", _max_workers,
/* are_GC_task_threads */true,
/* are_ConcurrentGC_threads */false);
/* are_GC_task_threads */ true,
/* are_ConcurrentGC_threads */ true);
if (_workers == NULL) {
vm_exit_during_initialization("Failed necessary allocation.");
} else {
@ -470,7 +470,8 @@ ShenandoahHeap::ShenandoahHeap(ShenandoahCollectorPolicy* policy) :
if (ShenandoahParallelSafepointThreads > 1) {
_safepoint_workers = new ShenandoahWorkGang("Safepoint Cleanup Thread",
ShenandoahParallelSafepointThreads,
false, false);
/* are_GC_task_threads */ false,
/* are_ConcurrentGC_threads */ false);
_safepoint_workers->initialize_workers();
}
}

7
src/hotspot/share/gc/shenandoah/shenandoahTimingTracker.cpp
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@ -76,8 +76,11 @@ ShenandoahTerminationTracker::ShenandoahTerminationTracker(ShenandoahPhaseTiming
phase == ShenandoahPhaseTimings::full_gc_weakrefs_termination,
"Only these phases");
assert(Thread::current()->is_VM_thread() || Thread::current()->is_ConcurrentGC_thread(),
"Called from wrong thread");
assert(!Thread::current()->is_Worker_thread() &&
(Thread::current()->is_VM_thread() ||
Thread::current()->is_ConcurrentGC_thread()),
"Called from wrong thread");
_current_termination_phase = phase;
ShenandoahHeap::heap()->phase_timings()->termination_times()->reset();
}

7
src/hotspot/share/gc/shenandoah/shenandoahUtils.cpp
View File

@ -100,9 +100,10 @@ ShenandoahGCPauseMark::~ShenandoahGCPauseMark() {
ShenandoahGCPhase::ShenandoahGCPhase(const ShenandoahPhaseTimings::Phase phase) :
_heap(ShenandoahHeap::heap()), _phase(phase) {
assert(Thread::current()->is_VM_thread() ||
Thread::current()->is_ConcurrentGC_thread(),
"Must be set by these threads");
assert(!Thread::current()->is_Worker_thread() &&
(Thread::current()->is_VM_thread() ||
Thread::current()->is_ConcurrentGC_thread()),
"Must be set by these threads");
_parent_phase = _current_phase;
_current_phase = phase;