JDK-8225141 : Better handling of classes in error state by fast class initialization checks
  • Type: Bug
  • Component: hotspot
  • Sub-Component: compiler
  • Affected Version: 8,11,13
  • Priority: P3
  • Status: Resolved
  • Resolution: Fixed
  • Submitted: 2019-05-31
  • Updated: 2020-02-17
  • Resolved: 2019-06-06
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JDK 11 JDK 13 JDK 14 JDK 8 Other
11.0.5Fixed 13 b25Fixed 14Fixed 8u241Fixed openjdk8u242Fixed
Related Reports
Relates :  
JDK-8225106 - Class initialization checks assert when holder klass is in error state
Relates :  
JDK-8236178 - Debug build failed after 8236058
Relates :  
JDK-8223213 - Implement fast class initialization checks on x86-64
Description
Fast class initialization checks don't properly handle the case when class is in error state.
Comments
8u Fix Request: I would like to backport this patch to 8u, as it is in Oracle's 8u. The patch does not apply cleanly, due to line shifts and different implementation of set_initialization_state_and_notify() in 8u. Webrev: http://cr.openjdk.java.net/~zgu/JDK-8225141-8u/webrev.00/index.html Code review thread: https://mail.openjdk.java.net/pipermail/jdk8u-dev/2019-August/010159.html
23-08-2019
11u Fix Request: I would like to backport this patch to 11u, as it is on Oracle's 11u backport. The patch does not apply cleanly. There are line shifts, also none 11u backportable JDK-8215575 merged debug only and non-debug inline versions of set_init_thread() method. 11u code review thread: https://mail.openjdk.java.net/pipermail/jdk-updates-dev/2019-August/001585.html (reviewed)
07-08-2019