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7085906: Replace the permgen allocated sentinelRef with a self-looped end

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Remove the sentinelRef and let the last Reference in a discovered chain point back to itself.

Reviewed-by: ysr, jmasa
This commit is contained in:
Stefan Karlsson 2011-09-01 16:18:17 +02:00
parent a9cd50a1c8
commit 5b6ba4e611
11 changed files with 96 additions and 103 deletions
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4
hotspot/src/share/vm/gc_implementation/parallelScavenge/pcTasks.cpp
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@ -80,10 +80,6 @@ void MarkFromRootsTask::do_it(GCTaskManager* manager, uint which) {
Universe::oops_do(&mark_and_push_closure);
break;
case reference_processing:
ReferenceProcessor::oops_do(&mark_and_push_closure);
break;
case jni_handles:
JNIHandles::oops_do(&mark_and_push_closure);
break;