git: openjdk/jdk: 8310644: Make panama memory segment close use async handshakes

[Erik Österlund]

Changeset: 15946532
Author:    Erik Österlund <eosterlund at openjdk.org>
Date:      2023-11-29 12:40:21 +0000
URL:       https://git.openjdk.org/jdk/commit/159465324fc45325d0df438991032ebca9229ca2

8310644: Make panama memory segment close use async handshakes

Reviewed-by: jvernee, mcimadamore, pchilanomate

! src/hotspot/share/prims/scopedMemoryAccess.cpp
! src/hotspot/share/prims/unsafe.cpp
! src/hotspot/share/runtime/interfaceSupport.inline.hpp
! src/hotspot/share/runtime/javaThread.hpp
! src/java.base/share/classes/jdk/internal/foreign/MemorySessionImpl.java
! src/java.base/share/classes/jdk/internal/foreign/SharedSession.java
! src/java.base/share/classes/jdk/internal/misc/X-ScopedMemoryAccess.java.template
! test/jdk/java/foreign/TestHandshake.java