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8023145: G1: G1CollectedHeap::mark_strong_code_roots() needs to handle ParallelGCThreads=0

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Reviewed-by: stefank, mgerdin
This commit is contained in:
Bengt Rutisson 2013-08-16 11:26:09 +02:00
parent befd51708b
commit 5e41090120
1 changed files with 8 additions and 4 deletions
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12
hotspot/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp
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@ -6807,10 +6807,14 @@ public:
void G1CollectedHeap::mark_strong_code_roots(uint worker_id) {
MarkStrongCodeRootsHRClosure cl(this, worker_id);
heap_region_par_iterate_chunked(&cl,
worker_id,
workers()->active_workers(),
HeapRegion::ParMarkRootClaimValue);
if (G1CollectedHeap::use_parallel_gc_threads()) {
heap_region_par_iterate_chunked(&cl,
worker_id,
workers()->active_workers(),
HeapRegion::ParMarkRootClaimValue);
} else {
heap_region_iterate(&cl);
}
}
class RebuildStrongCodeRootClosure: public CodeBlobClosure {