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8080113: Remove CollectedHeap::set_par_threads()

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Reviewed-by: jmasa, kbarrett
This commit is contained in:
Stefan Karlsson 2015-05-21 09:35:59 +02:00
parent 8d0f1a6528
commit 5dc3521a80
13 changed files with 6 additions and 101 deletions
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5
hotspot/src/share/vm/gc/cms/concurrentMarkSweepGeneration.cpp
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@ -3017,14 +3017,12 @@ void CMSCollector::checkpointRootsInitialWork() {
StrongRootsScope srs(n_workers);
CMSParInitialMarkTask tsk(this, &srs, n_workers);
gch->set_par_threads(n_workers);
initialize_sequential_subtasks_for_young_gen_rescan(n_workers);
if (n_workers > 1) {
workers->run_task(&tsk);
} else {
tsk.work(0);
}
gch->set_par_threads(0);
} else {
// The serial version.
CLDToOopClosure cld_closure(&notOlder, true);
@ -5088,8 +5086,6 @@ void CMSCollector::do_remark_parallel() {
CMSParRemarkTask tsk(this, cms_space, n_workers, workers, task_queues(), &srs);
// Set up for parallel process_roots work.
gch->set_par_threads(n_workers);
// We won't be iterating over the cards in the card table updating
// the younger_gen cards, so we shouldn't call the following else
// the verification code as well as subsequent younger_refs_iterate
@ -5127,7 +5123,6 @@ void CMSCollector::do_remark_parallel() {
tsk.work(0);
}
gch->set_par_threads(0); // 0 ==> non-parallel.
// restore, single-threaded for now, any preserved marks
// as a result of work_q overflow
restore_preserved_marks_if_any();