git: openjdk/jdk21u-dev: master: 2 new changesets

[Paul Hohensee]

Changeset: 4c1d2319
Branch: master
Author:    Satyen Subramaniam <ssubramaniam at openjdk.org>
Committer: Paul Hohensee <phh at openjdk.org>
Date:      2025-04-28 16:46:28 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/4c1d231925ccfd133e1fdd8d875bbd3141360e86

8320687: sun.jvmstat.monitor.MonitoredHost.getMonitoredHost() throws unexpected exceptions when invoked concurrently

Backport-of: 81484d8c0520cf55ec58fc7b4c81880e69537674

! src/jdk.internal.jvmstat/share/classes/sun/jvmstat/monitor/MonitoredHost.java
+ test/jdk/sun/jvmstat/monitor/MonitoredVm/ConcurrentGetMonitoredHost.java

Changeset: 67ba686a
Branch: master
Author:    Daniel Hu <costmuch at amazon.com>
Committer: Paul Hohensee <phh at openjdk.org>
Date:      2025-04-28 16:46:56 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/67ba686a2e3ac7a31bd754f6cd1cc51ef861febf

8314236: Overflow in Collections.rotate

Backport-of: 3828dc913a3ea28d622b69bd07f26949128eb5f7

! src/java.base/share/classes/java/util/Collections.java
+ test/jdk/java/util/Collections/RotateHuge.java