8261445: Use memory_order_relaxed for os::random().

[Rudometov]

Backport https://bugs.openjdk.org/browse/JDK-8261445 Use memory_order_relaxed for os::random() for jdk11u

Backport not clean, however the change is trivial.
Tested in linux x64/aarch64: tier1, tier2, jck's passed.

---

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-8261445: Use memory_order_relaxed for os::random().

Reviewers

• Paul Hohensee (@phohensee - Reviewer)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk11u-dev pull/1480/head:pull/1480
$ git checkout pull/1480

Update a local copy of the PR:
$ git checkout pull/1480
$ git pull https://git.openjdk.org/jdk11u-dev pull/1480/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 1480

View PR using the GUI difftool:
$ git pr show -t 1480

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk11u-dev/pull/1480.diff

[bridgekeeper]

👋 Welcome back vrudomet! 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.

[mlbridge]

Webrevs

• 00: Full (655d984f)

[phohensee]

Lgtm.

[openjdk]

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

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

8261445: Use memory_order_relaxed for os::random().

Reviewed-by: phh

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 25 new commits pushed to the master branch:

• 8f5ae91: 8277881: Missing SessionID in TLS1.3 resumption in compatibility mode
• f07e691: 8277970: Test jdk/sun/security/ssl/SSLSessionImpl/NoInvalidateSocketException.java fails with "tag mismatch"
• 3e3f665: 8293826: Closed test fails after JDK-8276108 on aarch64
• ca988a6: 8273236: keytool does not accurately warn about algorithms that are disabled but have additional constraints
• 188ab59: 8295554: Move the "sizecalc.h" to the correct location
• f24340a: 8292682: Code change of JDK-8282730 not updated to reflect CSR update
• 6b2e6ae: 8282730: LdapLoginModule throw NPE from logout method after login failure
• d403e0d: 8284771: java/util/zip/CloseInflaterDeflaterTest.java failed with "AssertionError: Expected IOException to be thrown, but nothing was thrown"
• 13c07e6: 8257722: Improve "keytool -printcert -jarfile" output
• 7c5f9c6: 8295429: Update harfbuzz md file
• ... and 15 more: https://git.openjdk.org/jdk11u-dev/compare/3c1e0cf887336bcf74314b5cfd4a97c7cc12b91b...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.

As you do not have Committer status in this project an existing Committer must agree to sponsor your change. Possible candidates are the reviewers of this PR (@phohensee) but any other Committer may sponsor as well.

➡️ To flag this PR as ready for integration with the above commit message, type /integrate in a new comment. (Afterwards, your sponsor types /sponsor in a new comment to perform the integration).

[Rudometov]

/integrate

[openjdk]

@Rudometov
Your change (at version 655d984) is now ready to be sponsored by a Committer.

[phohensee]

/sponsor

[openjdk]

Going to push as commit df9c46a.
Since your change was applied there have been 25 commits pushed to the master branch:

• 8f5ae91: 8277881: Missing SessionID in TLS1.3 resumption in compatibility mode
• f07e691: 8277970: Test jdk/sun/security/ssl/SSLSessionImpl/NoInvalidateSocketException.java fails with "tag mismatch"
• 3e3f665: 8293826: Closed test fails after JDK-8276108 on aarch64
• ca988a6: 8273236: keytool does not accurately warn about algorithms that are disabled but have additional constraints
• 188ab59: 8295554: Move the "sizecalc.h" to the correct location
• f24340a: 8292682: Code change of JDK-8282730 not updated to reflect CSR update
• 6b2e6ae: 8282730: LdapLoginModule throw NPE from logout method after login failure
• d403e0d: 8284771: java/util/zip/CloseInflaterDeflaterTest.java failed with "AssertionError: Expected IOException to be thrown, but nothing was thrown"
• 13c07e6: 8257722: Improve "keytool -printcert -jarfile" output
• 7c5f9c6: 8295429: Update harfbuzz md file
• ... and 15 more: https://git.openjdk.org/jdk11u-dev/compare/3c1e0cf887336bcf74314b5cfd4a97c7cc12b91b...master

Your commit was automatically rebased without conflicts.

[openjdk]

@phohensee @Rudometov Pushed as commit df9c46a.

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