[jdk21u-dev] Integrated: 8322962: Upcall stub might go undetected when freezing frames

[Aleksey Shipilev]

On Thu, 25 Apr 2024 18:18:07 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> Clean backport to fix Virtual Threads and FFM interactions.
> 
> Additional testing:
>  - [x] New regression testing passes before and after the fix (expected, since in JDK 21 `VThreadPinner` does not use FFM)
>  - [x] MacOS AArch64 server fastdebug, `jdk_loom hotspot_loom`
>  - [x] Linux x86_64 server fastdebug, `all`

This pull request has now been integrated.

Changeset: c922c50b
Author:    Aleksey Shipilev <shade at openjdk.org>
URL:       https://git.openjdk.org/jdk21u-dev/commit/c922c50bad2c3cd5eadc59f7e99c99c5b2e00ca2
Stats:     34 lines in 6 files changed: 21 ins; 4 del; 9 mod

8322962: Upcall stub might go undetected when freezing frames

Backport-of: 93feda3d9a1807422c7f47703358aabd2e8639b8

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PR: https://git.openjdk.org/jdk21u-dev/pull/532