8343884: [s390x] Disallow OptoScheduling

[offamitkumar]

amit@a3560042:~/jdk$ ./build/linux-s390x-server-fastdebug/jdk/bin/java -XX:+OptoScheduling --version 
OpenJDK 64-Bit Server VM warning: OptoScheduling is not supported on this CPU.
openjdk 24-internal 2025-03-18
OpenJDK Runtime Environment (fastdebug build 24-internal-adhoc.amit.jdk)
OpenJDK 64-Bit Server VM (fastdebug build 24-internal-adhoc.amit.jdk, mixed mode)
amit@a3560042:~/jdk$

---

Progress

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Issue

• JDK-8343884: [s390x] Disallow OptoScheduling (Bug - P4)

Reviewers

• Lutz Schmidt (@RealLucy - Reviewer)

Reviewing

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$ git fetch https://git.openjdk.org/jdk.git pull/22059/head:pull/22059
$ git checkout pull/22059

Update a local copy of the PR:
$ git checkout pull/22059
$ git pull https://git.openjdk.org/jdk.git pull/22059/head

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$ git pr checkout 22059

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[bridgekeeper]

👋 Welcome back amitkumar! A progress list of the required criteria for merging this PR into master will be added to the body of your pull request. There are additional pull request commands available for use with this pull request.

[openjdk]

@offamitkumar This change now passes all automated pre-integration checks.

ℹ️ This project also has non-automated pre-integration requirements. Please see the file CONTRIBUTING.md for details.

After integration, the commit message for the final commit will be:

8343884: [s390x]  Disallow OptoScheduling

Reviewed-by: lucy

You can use pull request commands such as /summary, /contributor and /issue to adjust it as needed.

At the time when this comment was updated there had been 207 new commits pushed to the master branch:

• 9d60300: 8344199: Incorrect excluded field value set by getEventWriter intrinsic
• 8bd080b: 8341901: Using 'var' keyword switch pattern matching causes compiler error
• 76a55c3: 8341334: CDS: Parallel relocation
• 499186b: 8343902: javax/swing/plaf/nimbus/8041642/bug8041642.java fails in ubuntu22.04
• b12c5b4: 8344218: Remove calls to SecurityManager and and doPrivileged in java.net.NetworkInterface after JEP 486 integration
• d85dd77: 8344365: SecurityManager cleanups in java.sql and java.sql.rowset modules
• 9e92a9e: 8344059: Remove doPrivileged calls from windows platform sources in the java.desktop module
• 3729884: 8344371: RISC-V: compiler/intrinsics/chacha/TestChaCha20.java fails after JDK-8343555
• dd86369: 8344262: Win32AttachOperationRequest objects are created by using global new
• 5cb0d43: 8293040: Argfile documentation for java launcher tool is confusing regarding usage of wildcards
• ... and 197 more: https://git.openjdk.org/jdk/compare/068f4ce8bc0fb43417c6493597160b49554221d3...master

As there are no conflicts, your changes will automatically be rebased on top of these commits when integrating. If you prefer to avoid this automatic rebasing, please check the documentation for the /integrate command for further details.

➡️ To integrate this PR with the above commit message to the master branch, type /integrate in a new comment.

[openjdk]

@offamitkumar The following label will be automatically applied to this pull request:

• hotspot

When this pull request is ready to be reviewed, an "RFR" email will be sent to the corresponding mailing list. If you would like to change these labels, use the /label pull request command.

[mlbridge]

Webrevs

• 00: Full (d0e3efa8)

[offamitkumar]

@RealLucy another trivial change :)

[RealLucy]

This one looks good, and is trivial and helpful.

[offamitkumar]

Thank you Lutz.
/integrate

[openjdk]

Going to push as commit 7540fa2.
Since your change was applied there have been 207 commits pushed to the master branch:

• 9d60300: 8344199: Incorrect excluded field value set by getEventWriter intrinsic
• 8bd080b: 8341901: Using 'var' keyword switch pattern matching causes compiler error
• 76a55c3: 8341334: CDS: Parallel relocation
• 499186b: 8343902: javax/swing/plaf/nimbus/8041642/bug8041642.java fails in ubuntu22.04
• b12c5b4: 8344218: Remove calls to SecurityManager and and doPrivileged in java.net.NetworkInterface after JEP 486 integration
• d85dd77: 8344365: SecurityManager cleanups in java.sql and java.sql.rowset modules
• 9e92a9e: 8344059: Remove doPrivileged calls from windows platform sources in the java.desktop module
• 3729884: 8344371: RISC-V: compiler/intrinsics/chacha/TestChaCha20.java fails after JDK-8343555
• dd86369: 8344262: Win32AttachOperationRequest objects are created by using global new
• 5cb0d43: 8293040: Argfile documentation for java launcher tool is confusing regarding usage of wildcards
• ... and 197 more: https://git.openjdk.org/jdk/compare/068f4ce8bc0fb43417c6493597160b49554221d3...master

Your commit was automatically rebased without conflicts.

[openjdk]

@offamitkumar Pushed as commit 7540fa2.

💡 You may see a message that your pull request was closed with unmerged commits. This can be safely ignored.