8310265: (process) jspawnhelper should not use argv[0]

[tstuefe]

Hi all,

Clean backport for JDK-83210265.

Thanks!

---

Progress

• Change must be properly reviewed (1 review required, with at least 1 Reviewer)
• Change must not contain extraneous whitespace
• Commit message must refer to an issue

Issue

• JDK-8310265: (process) jspawnhelper should not use argv[0] (Bug - P3)

Reviewers

• Roger Riggs (@RogerRiggs - Reviewer)

Reviewing

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$ git fetch https://git.openjdk.org/jdk21.git pull/103/head:pull/103
$ git checkout pull/103

Update a local copy of the PR:
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$ git pull https://git.openjdk.org/jdk21.git pull/103/head

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$ git pr checkout 103

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[bridgekeeper]

👋 Welcome back stuefe! 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]

This backport pull request has now been updated with issue from the original commit.

[openjdk]

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

• core-libs

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[mlbridge]

Webrevs

• 00: Full (7b27e5bc)

[openjdk]

@tstuefe 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:

8310265: (process) jspawnhelper should not use argv[0]

Reviewed-by: rriggs

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 2 new commits pushed to the master branch:

• 2d7ed18: 8295210: IR framework should not whitelist -XX:-UseTLAB
• 98ad856: 8309140: ResourceHashtable failed "assert(~(_allocation_t[0] | allocation_mask) == (uintptr_t)this) failed: lost resource object"

Please see this link for an up-to-date comparison between the source branch of this pull request and the master branch.
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.

[tstuefe]

Thank you @RogerRiggs !

/integrate

[openjdk]

Going to push as commit 6ef8016.
Since your change was applied there have been 2 commits pushed to the master branch:

• 2d7ed18: 8295210: IR framework should not whitelist -XX:-UseTLAB
• 98ad856: 8309140: ResourceHashtable failed "assert(~(_allocation_t[0] | allocation_mask) == (uintptr_t)this) failed: lost resource object"

Your commit was automatically rebased without conflicts.

[openjdk]

@tstuefe Pushed as commit 6ef8016.

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