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  1. JDK
  2. JDK-8194258

PPC64 safepoint mechanism: Fix initialization on AIX and support SIGTRAP

    Details

    • Type: Bug
    • Status: Resolved
    • Priority: P3
    • Resolution: Fixed
    • Affects Version/s: 10
    • Fix Version/s: 10
    • Component/s: hotspot
    • Labels:
      None
    • Subcomponent:
    • Resolved In Build:
      b39
    • CPU:
      ppc

      Backports

        Description

        VM crashes on AIX when using -XX:-OptimizePollingPageLocation or when allocation at desired addresses failed.
        In addition, SIGTRAP-based polling performs slightly better on PPC64 and avoids the need for allocating a protected page.

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                • Assignee:
                  mdoerr Martin Doerr
                  Reporter:
                  mdoerr Martin Doerr
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                  • Created:
                    Updated:
                    Resolved: