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8369980: Use ThreadsClaimTokenScope in ShenandoahThreadRoots

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Reviewed-by: ayang, wkemper
This commit is contained in:
Francesco Andreuzzi 2025-10-17 14:19:21 +00:00 committed by Aleksey Shipilev
parent e8e2aadd9e
commit b159ca097a
2 changed files with 6 additions and 9 deletions
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10
src/hotspot/share/gc/shenandoah/shenandoahRootProcessor.cpp
View File

@ -58,9 +58,9 @@ void ShenandoahJavaThreadsIterator::threads_do(ThreadClosure* cl, uint worker_id
}
ShenandoahThreadRoots::ShenandoahThreadRoots(ShenandoahPhaseTimings::Phase phase, bool is_par) :
_phase(phase), _is_par(is_par) {
Threads::change_thread_claim_token();
}
_phase(phase),
_is_par(is_par),
_threads_claim_token_scope() {}
void ShenandoahThreadRoots::oops_do(OopClosure* oops_cl, NMethodClosure* code_cl, uint worker_id) {
ShenandoahWorkerTimingsTracker timer(_phase, ShenandoahPhaseTimings::ThreadRoots, worker_id);
@ -74,10 +74,6 @@ void ShenandoahThreadRoots::threads_do(ThreadClosure* tc, uint worker_id) {
Threads::possibly_parallel_threads_do(_is_par, tc);
}
ShenandoahThreadRoots::~ShenandoahThreadRoots() {
Threads::assert_all_threads_claimed();
}
ShenandoahCodeCacheRoots::ShenandoahCodeCacheRoots(ShenandoahPhaseTimings::Phase phase) : _phase(phase) {
}

5
src/hotspot/share/gc/shenandoah/shenandoahRootProcessor.hpp
View File

@ -33,6 +33,7 @@
#include "gc/shenandoah/shenandoahSharedVariables.hpp"
#include "gc/shenandoah/shenandoahUtils.hpp"
#include "memory/iterator.hpp"
#include "runtime/threads.hpp"
template <bool CONCURRENT>
class ShenandoahVMWeakRoots {
@ -87,10 +88,10 @@ public:
class ShenandoahThreadRoots {
private:
ShenandoahPhaseTimings::Phase _phase;
const bool _is_par;
const bool _is_par;
ThreadsClaimTokenScope _threads_claim_token_scope;
public:
ShenandoahThreadRoots(ShenandoahPhaseTimings::Phase phase, bool is_par);
~ShenandoahThreadRoots();
void oops_do(OopClosure* oops_cl, NMethodClosure* code_cl, uint worker_id);
void threads_do(ThreadClosure* tc, uint worker_id);