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  1. JDK
  2. JDK-8213150

Add verification for locking by VMThread

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Details

    • Enhancement
    • Status: Resolved
    • P3
    • Resolution: Fixed
    • 12
    • 14
    • hotspot
    • b16

    Description

      Some locks could block the VMThread if held by Java and nonJava threads, like the ClassLoaderDataGraph_lock. Add some verification so that these locks are not taken while in a safepoint.

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          relates to

          Bug - A problem which impairs or prevents the functions of the product. JDK-8213751 ClassLoaderDataGraph::cld_do() should sometimes require CLDG_lock

          • P3 - Major loss of function.
          • Resolved

          Enhancement - null JDK-8228901 Make ClassLoaderDataGraph linked list lock free

          • P4 - Minor loss of function, or other problem where easy workaround is present.
          • Closed

          Enhancement - null JDK-8184732 Deadlock detection improvements for 'special' locks

          • P4 - Minor loss of function, or other problem where easy workaround is present.
          • Resolved

          Enhancement - null JDK-8228901 Make ClassLoaderDataGraph linked list lock free

          • P4 - Minor loss of function, or other problem where easy workaround is present.
          • Closed

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              coleenp Coleen Phillimore
              coleenp Coleen Phillimore
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              Dates

                Created:
                Updated:
                Resolved: