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

[Goetz Lindenmaier]

Changeset: cdeacd54
Branch: master
Author:    Goetz Lindenmaier <goetz at openjdk.org>
Date:      2025-09-08 10:42:04 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/cdeacd54b30c05b1dfb6be7ee149307338afde49

8140527: JInternalFrame has incorrect title button width
8139392: JInternalFrame has incorrect padding

Backport-of: acf591e856ce4b43303b1578bd64a8c9ab0063ea

! src/java.desktop/windows/classes/com/sun/java/swing/plaf/windows/WindowsIconFactory.java
! src/java.desktop/windows/classes/com/sun/java/swing/plaf/windows/WindowsInternalFrameTitlePane.java
+ test/jdk/javax/swing/JInternalFrame/InternalFrameTitleButtonTest.java

Changeset: 9a001c42
Branch: master
Author:    Goetz Lindenmaier <goetz at openjdk.org>
Date:      2025-09-08 10:43:20 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/9a001c42d757de45660897d6e236f761ec78aaaa

8348402: PerfDataManager stalls shutdown for 1ms

Reviewed-by: shade
Backport-of: 305bbdae7fe40e33cf2baa100c134bd85ecaa553

! src/hotspot/share/runtime/objectMonitor.cpp
! src/hotspot/share/runtime/objectMonitor.hpp
! src/hotspot/share/runtime/perfData.cpp
! src/hotspot/share/runtime/perfData.hpp
! src/hotspot/share/runtime/synchronizer.cpp