JDK-8213107 : Make ClassLoaderDataGraph iterator skip unloaded CLDs
Type:Enhancement
Component:hotspot
Sub-Component:runtime
Affected Version:12
Priority:P3
Status:Resolved
Resolution:Fixed
Submitted:2018-10-29
Updated:2019-05-28
Resolved:2018-10-31
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Needed for concurrent class unloading. If we stop for a safepoint, some CLD may be unloaded, and we don't want to return them in iterations for class redefinition and getting loaded classes.