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  1. JDK
  2. JDK-8224115

Shenandoah: Eliminate RWLock that protects recorded nmethod data array

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    • gc
    • b23

    Description

      add_nmethod() and remove_nmethod() are the methods that modify the array, but already have CodeCache_lock held. Therefore, additional RWLock is unnecessary.

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          relates to

          Bug - A problem which impairs or prevents the functions of the product. JDK-8224875 Shenandoah: ParallelCleaning code unloading should take lock to protect shared code roots array

          • P1 - Blocks development and/or testing work, production could not run.
          • Resolved

          Bug - A problem which impairs or prevents the functions of the product. JDK-8229176 Shenandoah should acquire CodeCache_lock without safepoint check

          • P1 - Blocks development and/or testing work, production could not run.
          • Resolved

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              zgu Zhengyu Gu
              zgu Zhengyu Gu
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                Updated:
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