git: openjdk/jdk: master: 8377179: Improve and document racy use of start/end in ThreadLocalAllocBuffer

[Thomas Schatzl]

Changeset: 5f83e9ad
Branch: master
Author:    Thomas Schatzl <tschatzl at openjdk.org>
Date:      2026-02-06 10:36:03 +0000
URL:       https://git.openjdk.org/jdk/commit/5f83e9ad0e57396b58520f2bb1dfb3e10c7113b3

8377179: Improve and document racy use of start/end in ThreadLocalAllocBuffer

Reviewed-by: iwalulya, ayang

! src/hotspot/share/gc/shared/threadLocalAllocBuffer.cpp
! src/hotspot/share/gc/shared/threadLocalAllocBuffer.hpp
! src/hotspot/share/runtime/thread.inline.hpp