Uploaded image for project: 'JDK'
  1. JDK
  2. JDK-8213751

ClassLoaderDataGraph::cld_do() should sometimes require CLDG_lock

    XMLWordPrintable

    Details

    • Type: Bug
    • Status: Resolved
    • Priority: P3
    • Resolution: Fixed
    • Affects Version/s: 12
    • Fix Version/s: 12
    • Component/s: hotspot
    • Labels:
      None
    • Subcomponent:
    • Resolved In Build:
      b21

      Description

      The runtime and JFR code that calls ClassLoaderDataGraph::cld_do() should use the ClassLoaderDataGraphIterator which asserts that the CLDG_lock is taken. The GC code that uses the function should not.

      For runtime calls, it should also skip unloaded classes.

        Attachments

          Issue Links

          relates to

          Enhancement - null JDK-8213107 Make ClassLoaderDataGraph iterator skip unloaded CLDs

          • P3 - Major loss of function.
          • Resolved

          Enhancement - null JDK-8213150 Add verification for locking by VMThread

          • P3 - Major loss of function.
          • Resolved

            Activity

              People

              Assignee:
              coleenp Coleen Phillimore
              Reporter:
              coleenp Coleen Phillimore
              Votes:
              0 Vote for this issue
              Watchers:
              1 Start watching this issue

                Dates

                Created:
                Updated:
                Resolved: