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6919638: CMS: ExplicitGCInvokesConcurrent misinteracts with gc locker

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GC-locker induced concurrent full gc should be asynchronous; policy now controlled by a separate flag, which defaults to false.

Reviewed-by: jmasa
This commit is contained in:
Y. Srinivas Ramakrishna 2010-05-03 20:19:05 -07:00
parent 643553d0e6
commit d14cf2e13c
5 changed files with 14 additions and 9 deletions
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hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.cpp
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@ -1424,10 +1424,9 @@ bool ConcurrentMarkSweepGeneration::should_collect(bool full,
bool CMSCollector::shouldConcurrentCollect() {
if (_full_gc_requested) {
assert(ExplicitGCInvokesConcurrent, "Unexpected state");
if (Verbose && PrintGCDetails) {
gclog_or_tty->print_cr("CMSCollector: collect because of explicit "
" gc request");
" gc request (or gc_locker)");
}
return true;
}