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  1. JDK
  2. JDK-8261445

Use memory_order_relaxed for os::random().

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    • b19
    • generic

    Backports

      Description

        os::random() is used a lot (once for every class) during HotSpot initialization, and it defaults to using a compare-and-swap operation with memory_order_conservative. We don't need that: it should be memory_order_relaxed.

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            Backport - A issue that is required to port a Bug or Feature into another product release. This issue type is generally associated with the main Bug/Feature to represent each individual release of the port. JDK-8296488 Use memory_order_relaxed for os::random().

            • P3 - Major loss of function.
            • Resolved
            links to

            Commit Commit openjdk/jdk11u-dev/df9c46ae

            Commit Commit openjdk/jdk/a25bae82

            Review Review openjdk/jdk11u-dev/1480

            Review Review openjdk/jdk/2484

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                aph Andrew Haley
                aph Andrew Haley
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                  Updated:
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