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8246477: add whitebox support for deflating idle monitors

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Reviewed-by: dholmes, eosterlund
This commit is contained in:
Daniel D. Daugherty 2020-06-24 17:48:53 -04:00
parent 362f168d23
commit 3e4ad5d8d1
10 changed files with 158 additions and 79 deletions
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5
src/hotspot/share/prims/jvm.cpp
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@ -493,11 +493,6 @@ JVM_END
JVM_ENTRY_NO_ENV(void, JVM_GC(void))
JVMWrapper("JVM_GC");
if (!DisableExplicitGC) {
if (AsyncDeflateIdleMonitors) {
// AsyncDeflateIdleMonitors needs to know when System.gc() is
// called so any special deflation can be done at a safepoint.
ObjectSynchronizer::set_is_special_deflation_requested(true);
}
Universe::heap()->collect(GCCause::_java_lang_system_gc);
}
JVM_END