JDK24+ add com.ibm.oti.vm.VM.isYieldBlockedVirtualThreadsEnabled()

[JasonFengJ9]

JDK24+ add com.ibm.oti.vm.VM.isYieldBlockedVirtualThreadsEnabled()

By default, this method returns true, i.e., not in legacy locking mode.

Signed-off-by: Jason Feng [email protected]

[tajila]

jenkins test sanity.functional amac jdk24

[JasonFengJ9]

10:11:59  Testing: test jfr young generation configuration - approx 30seconds
10:11:59  Test start time: 2025/05/15 00:11:57 Australian Eastern Standard Time
10:11:59  Running command: /Users/jenkins/workspace/Test_openjdk24_j9_sanity.functional_aarch64_mac_Personal_testList_0/jdkbinary/j2sdk-image/bin/jfr print --xml --events "YoungGenerationConfiguration" defaultJ9recording.jfr
10:11:59  Time spent starting: 2 milliseconds
10:11:59  Time spent executing: 289 milliseconds
10:11:59  Test result: FAILED
10:11:59  Output from test:
10:11:59   [OUT] <?xml version="1.0" encoding="UTF-8"?>
10:11:59   [OUT] <recording xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
10:11:59   [OUT]   <events>
10:11:59   [OUT]   </events>
10:11:59   [OUT] </recording>
10:11:59  >> Required condition was found: [Output match: http://www.w3.org/2001/XMLSchema-instance]
10:11:59  >> Success condition was not found: [Output match: jdk.YoungGenerationConfiguration]
10:11:59  >> Failure condition was not found: [Output match: jfr print: could not read recording]

The failure is not related to this PR, opened

• cmdLineTester_jfrEvents_0_FAILED Success condition was not found: [Output match: jdk.YoungGenerationConfiguration] #21880