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8213307: G1 should clean up RMT with ClassUnloadingWithConcurrentMark

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Re-enable cleanup of the ResolvedMethodTable after changes in JDK-8206423.

Reviewed-by: shade, coleenp
This commit is contained in:
Thomas Schatzl 2018-11-13 11:45:16 +01:00
parent 8a64d3bc3c
commit 56db122656
6 changed files with 21 additions and 16 deletions
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7
src/hotspot/share/classfile/systemDictionary.cpp
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@ -1845,15 +1845,14 @@ void SystemDictionary::add_to_hierarchy(InstanceKlass* k, TRAPS) {
// Assumes classes in the SystemDictionary are only unloaded at a safepoint
// Note: anonymous classes are not in the SD.
bool SystemDictionary::do_unloading(GCTimer* gc_timer,
bool do_cleaning) {
bool SystemDictionary::do_unloading(GCTimer* gc_timer) {
bool unloading_occurred;
{
GCTraceTime(Debug, gc, phases) t("ClassLoaderData", gc_timer);
// First, mark for unload all ClassLoaderData referencing a dead class loader.
unloading_occurred = ClassLoaderDataGraph::do_unloading(do_cleaning);
unloading_occurred = ClassLoaderDataGraph::do_unloading();
if (unloading_occurred) {
JFR_ONLY(Jfr::on_unloading_classes();)
ClassLoaderDataGraph::clean_module_and_package_info();
@ -1883,7 +1882,7 @@ bool SystemDictionary::do_unloading(GCTimer* gc_timer,
_pd_cache_table->trigger_cleanup();
}
if (do_cleaning) {
{
GCTraceTime(Debug, gc, phases) t("ResolvedMethodTable", gc_timer);
ResolvedMethodTable::trigger_cleanup();
}