jdk17u-dev

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8324648: Avoid NoSuchMethodError when instantiating NativePRNG

9

Hi all, This pull request contains a backport of commit [69b2674c](https://github.com/openjdk/jdk/commit/69b2674c6861fdb7d9f9cb39e07d50515c73e33a) from the [openjdk/jdk](https://git.openjdk.org/jdk) repository. The commit being backported was authored by Oli Gillespie on 9 Feb 2024 and was...

olivergillespie

8324646: Avoid Class.forName in SecureRandom constructor

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Improve performance of SecureRandom constructor by backporting (both clean) two changes: 1. [JDK-8280970](https://bugs.openjdk.org/browse/JDK-8280970) removes some unused code in Provider.java. This is not really functionally needed, but it changes the same...

olivergillespie

8293503: gc/metaspace/TestMetaspacePerfCounters.java#Epsilon-64 failed assertGreaterThanOrEqual: expected MMM >= NNN

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Hi, Backport of JDK-[8293503](https://bugs.openjdk.org/browse/JDK-8293503), to fix the [intermittent failure](https://github.com/openjdk-bots/jdk17u-dev/actions/runs/8841821807/job/24280514750) of TestMetaspacePerfCounters.java. This PR add a proper barrier inbetween two measurements. Only change the testcase, the change has been verify on...

sendaoYan

8297878: KEM: Implementation

4

The `src` change is identical to the one in JDK 17u MR1 at https://github.com/openjdk/jdk17u-ri/commit/e9d2641a14407380264b50fa2fe299980fe5f214. There `RSA_KEM.java` test is also identical. There is no `Proc.java` related change here since it was...

wangweij

8326591: New test JmodExcludedFiles.java fails on Windows when --with-external-symbols-in-bundles=public is used

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Hi all, This PR contains a backport of [43c6f0b5880899b797fab2f851bd35be1c342439](https://github.com/openjdk/jdk/commit/43c6f0b5880899b797fab2f851bd35be1c342439). Patch is not clean. Test won't build in 17 because it can't find ```import jdk.internal.util.OperatingSystem```. This class was introduced in 21...

SoniaZaldana

8300148: Consider using a StoreStore barrier instead of Release barrier on ctor exit

7

WIP. The backport is not clean because: 1. The hunk in `macro.cpp` does not apply to JDK 21, because it was added later with [JDK-8287061](https://bugs.openjdk.org/browse/JDK-8287061) 2. The `@Arguments` style in...

shipilev

8290023: Remove use of IgnoreUnrecognizedVMOptions in gc tests

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Hi, This is backport of [JDK-8290023](https://bugs.openjdk.org/browse/JDK-8290023) and [JDK-8290269](https://bugs.openjdk.org/browse/JDK-8290269), this PR is prefixed PR of backport [JDK-8293503](https://github.com/openjdk/jdk17u-dev/pull/2431 ) Only change the testcase, additional testing: - [x] jtreg tier1/tier2/tier3 etc. tests on...

sendaoYan

8315559: Delay TempSymbol cleanup to avoid symbol table churn

9

Hi all, This pull request contains a backport of commit [d23f4f12](https://github.com/openjdk/jdk/commit/d23f4f12adf1ea26b8c340efe2c3854e50b68301) from the [openjdk/jdk](https://git.openjdk.org/jdk) repository. The commit being backported was authored by Oli Gillespie on 4 Dec 2023 and was...

olivergillespie

8289182: NMT: MemTracker::baseline should return void

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This backport does not introduce any new feature or bug fixing, but it removes dead code. Before the backport, MemTracker::baseline() always returned true. Now, it returns void and all the...

Delawen

8325567: jspawnhelper without args fails with segfault

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Clean backport.Testing is in progress --------- ### Progress - [x] Change must not contain extraneous whitespace - [ ] [JDK-8325567](https://bugs.openjdk.org/browse/JDK-8325567) needs maintainer approval - [x] Commit message must refer to...

elifaslan1