[jdk17u-dev] Integrated: 8276696: ParallelObjectIterator freed at the wrong time in VM_HeapDumper

[Aleksey Shipilev]

On Thu, 15 Jun 2023 08:52:39 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> Unclean backport to improve the heap dumping code for cleaner [JDK-8307348](https://bugs.openjdk.org/browse/JDK-8307348) backport. This backport is not clean, because it misses the parts of HeapDumper introduced by [JDK-8252842](https://bugs.openjdk.org/browse/JDK-8252842), which I don't want to backport at all in 17u, given the large bugtail for it.
> 
> Additional testing:
>  - [x] Linux x86_64 fastdebug `jdk/jfr serviceability/sa`
>  - [x] Linux x86_64 fastdebug `tier1 tier2 tier3`
>  - [x] Linux AArch64 fastdebug `tier1 tier2 tier3`

This pull request has now been integrated.

Changeset: b7c14568
Author:    Aleksey Shipilev <shade at openjdk.org>
URL:       https://git.openjdk.org/jdk17u-dev/commit/b7c14568023bc3b6fdc0279d831f91810d84de8c
Stats:     57 lines in 14 files changed: 28 ins; 6 del; 23 mod

8276696: ParallelObjectIterator freed at the wrong time in VM_HeapDumper

Reviewed-by: ogillespie, phh
Backport-of: f4dc03ea6de327425ff265c3d2ec16ea7b0e1634

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PR: https://git.openjdk.org/jdk17u-dev/pull/1440