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8252043: Move inner class metaspace cleaning out of safepoint cleanup tasks

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Clean up inner metaspaces from ServiceThread if cleanup is needed for concurrent GCs.

Reviewed-by: eosterlund, pchilanomate
This commit is contained in:
Coleen Phillimore 2020-08-21 10:01:40 -04:00
parent 9d00332ee5
commit fac22ce20c
14 changed files with 60 additions and 28 deletions
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5
src/hotspot/share/oops/instanceKlass.cpp
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@ -3956,8 +3956,9 @@ void InstanceKlass::purge_previous_version_list() {
InstanceKlass* next = pv_node->previous_versions();
pv_node->link_previous_versions(NULL); // point next to NULL
last->link_previous_versions(next);
// Add to the deallocate list after unlinking
loader_data->add_to_deallocate_list(pv_node);
// Delete this node directly. Nothing is referring to it and we don't
// want it to increase the counter for metadata to delete in CLDG.
MetadataFactory::free_metadata(loader_data, pv_node);
pv_node = next;
deleted_count++;
version++;