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8302312: Make ParGCRareEvent_lock G1 specific

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Reviewed-by: sjohanss, kbarrett
This commit is contained in:
Thomas Schatzl 2023-02-20 10:45:40 +00:00
parent 593bec685e
commit 7c40c8af69
6 changed files with 7 additions and 7 deletions

2
src/hotspot/share/gc/g1/g1ConcurrentMark.cpp

@ -1398,7 +1398,7 @@ public:
cl.archive_regions_removed(),
cl.humongous_regions_removed());
{
MutexLocker x(ParGCRareEvent_lock, Mutex::_no_safepoint_check_flag);
MutexLocker x(G1RareEvent_lock, Mutex::_no_safepoint_check_flag);
_g1h->decrement_summary_bytes(cl.freed_bytes());
_cleanup_list->add_ordered(&local_cleanup_list);

2
src/hotspot/share/gc/g1/g1OopClosures.inline.hpp

@ -291,7 +291,7 @@ inline void G1VerifyLiveClosure::do_oop_work(T* p) {
bool is_in_heap = _g1h->is_in(obj);
if (!is_in_heap || _g1h->is_obj_dead_cond(obj, _vo)) {
MutexLocker x(ParGCRareEvent_lock, Mutex::_no_safepoint_check_flag);
MutexLocker x(G1RareEvent_lock, Mutex::_no_safepoint_check_flag);
if (!has_failures()) {
log.error("----------");

2
src/hotspot/share/gc/g1/g1YoungCollector.cpp

@ -424,7 +424,7 @@ public:
G1PrepareRegionsClosure cl(_g1h, this);
_g1h->heap_region_par_iterate_from_worker_offset(&cl, &_claimer, worker_id);
MutexLocker x(ParGCRareEvent_lock, Mutex::_no_safepoint_check_flag);
MutexLocker x(G1RareEvent_lock, Mutex::_no_safepoint_check_flag);
_all_card_set_stats.add(cl.card_set_stats());
}

2
src/hotspot/share/gc/g1/heapRegion.cpp

@ -496,7 +496,7 @@ class VerifyRemSetClosure : public G1VerificationClosure {
Log(gc, verify) log;
LogStream ls(log.error());
MutexLocker x(ParGCRareEvent_lock, Mutex::_no_safepoint_check_flag);
MutexLocker x(G1RareEvent_lock, Mutex::_no_safepoint_check_flag);
if (!has_failures()) {
log.error("----------");

4
src/hotspot/share/runtime/mutexLocker.cpp

@ -78,11 +78,11 @@ Mutex* NonJavaThreadsListSync_lock = nullptr;
Monitor* CGC_lock = nullptr;
Monitor* STS_lock = nullptr;
Monitor* G1OldGCCount_lock = nullptr;
Mutex* G1RareEvent_lock = nullptr;
Mutex* G1DetachedRefinementStats_lock = nullptr;
Mutex* MarkStackFreeList_lock = nullptr;
Mutex* MarkStackChunkList_lock = nullptr;
Mutex* MonitoringSupport_lock = nullptr;
Mutex* ParGCRareEvent_lock = nullptr;
Monitor* ConcurrentGCBreakpoints_lock = nullptr;
Mutex* Compile_lock = nullptr;
Monitor* MethodCompileQueue_lock = nullptr;
@ -359,7 +359,7 @@ void mutex_init() {
if (UseG1GC) {
defl(G1OldGCCount_lock , PaddedMonitor, Threads_lock, true);
defl(ParGCRareEvent_lock , PaddedMutex , Threads_lock, true);
defl(G1RareEvent_lock , PaddedMutex , Threads_lock, true);
}
defl(CompileTaskAlloc_lock , PaddedMutex , MethodCompileQueue_lock);

2
src/hotspot/share/runtime/mutexLocker.hpp

@ -69,11 +69,11 @@ extern Monitor* CGC_lock; // used for coordination betwee
// fore- & background GC threads.
extern Monitor* STS_lock; // used for joining/leaving SuspendibleThreadSet.
extern Monitor* G1OldGCCount_lock; // in support of "concurrent" full gc
extern Mutex* G1RareEvent_lock; // Synchronizes (rare) parallel GC operations.
extern Mutex* G1DetachedRefinementStats_lock; // Lock protecting detached refinement stats
extern Mutex* MarkStackFreeList_lock; // Protects access to the global mark stack free list.
extern Mutex* MarkStackChunkList_lock; // Protects access to the global mark stack chunk list.
extern Mutex* MonitoringSupport_lock; // Protects updates to the serviceability memory pools.
extern Mutex* ParGCRareEvent_lock; // Synchronizes various (rare) parallel GC ops.
extern Monitor* ConcurrentGCBreakpoints_lock; // Protects concurrent GC breakpoint management
extern Mutex* Compile_lock; // a lock held when Compilation is updating code (used to block CodeCache traversal, CHA updates, etc)
extern Monitor* MethodCompileQueue_lock; // a lock held when method compilations are enqueued, dequeued