RFR: 8241390: 'Deadlock' with VM_RedefineClasses::lock_classes() [v3]
Daniil Titov
dtitov at openjdk.java.net
Fri Sep 18 01:02:24 UTC 2020
> The change fixes a 'deadlock' situation in VM_RedefineClasses::lock_classes() when the current thread is in the middle
> of redefining the same class. The change is based on the fix [1] suggested in the Jira issue [2] comment.
> [1] http://cr.openjdk.java.net/~jiangli/8241390/webrev.00/
> [2] https://bugs.openjdk.java.net/browse/JDK-8241390
>
> Testing: :jdk_instrument, tier1-tier3, and tier5 tests pass.
Daniil Titov has updated the pull request incrementally with one additional commit since the last revision:
Corrected test summary
-------------
Changes:
- all: https://git.openjdk.java.net/jdk/pull/190/files
- new: https://git.openjdk.java.net/jdk/pull/190/files/3502f018..a2609929
Webrevs:
- full: https://webrevs.openjdk.java.net/?repo=jdk&pr=190&range=02
- incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=190&range=01-02
Stats: 2 lines in 1 file changed: 0 ins; 0 del; 2 mod
Patch: https://git.openjdk.java.net/jdk/pull/190.diff
Fetch: git fetch https://git.openjdk.java.net/jdk pull/190/head:pull/190
PR: https://git.openjdk.java.net/jdk/pull/190
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