[jdk21u-dev] RFR: 8310513: [s390x] Intrinsify recursive ObjectMonitor locking

[Goetz Lindenmaier]

On Fri, 26 Apr 2024 16:34:25 GMT, Amit Kumar <amitkumar at openjdk.org> wrote:

> Hi all,
> 
> This pull request contains a backport of commit [47df1459](https://github.com/openjdk/jdk/commit/47df14590c003ccb1607ec0edfe999fcf2aebd86) from the [openjdk/jdk](https://git.openjdk.org/jdk) repository.
> 
> The commit being backported was authored by Amit Kumar on 10 Apr 2024 and was reviewed by Lutz Schmidt and Martin Doerr.
> 
> Thanks!
> 
> Benchmarking: 
> 
> ./build/linux-s390x-server-release/jdk/bin/java -Xms4g -Xmx4g -jar dacapo-9.12-MR1-bach.jar h2 -s huge -t 1 -n 1
> 
> Without the patch:
> 
> ===== DaCapo 9.12-MR1 h2 PASSED in 209768 msec ===== 
> ===== DaCapo 9.12-MR1 h2 PASSED in 197472 msec =====
> ===== DaCapo 9.12-MR1 h2 PASSED in 222872 msec =====
> ===== DaCapo 9.12-MR1 h2 PASSED in 215725 msec =====
> 
> 
> with patch: 
> ===== DaCapo 9.12-MR1 h2 PASSED in 171055 msec =====
> ===== DaCapo 9.12-MR1 h2 PASSED in 169696 msec =====
> ===== DaCapo 9.12-MR1 h2 PASSED in 174032 msec =====
> ===== DaCapo 9.12-MR1 h2 PASSED in 167271 msec =====

The copyright dates must be the max of the date in the 21u repo and the date in the patch backported.  No other changes to the copyright should be made.

Also, please enable the GHA tests on your repo.

-------------

PR Comment: https://git.openjdk.org/jdk21u-dev/pull/537#issuecomment-2089897354
PR Comment: https://git.openjdk.org/jdk21u-dev/pull/537#issuecomment-2089898228