RFR: 8377442: More fixes to ThreadLocalAllocBuffer after JDK-8377179 [v2]

[Thomas Schatzl]

> Hi all,
> 
>   please review these additional changes to TLAB code after @kimbarret's comments.
> 
> Some typos, some improvements to const'ness, one really embarassing new race added (and fixed).
> 
> Testing: gha
> 
> Thanks,
>   Thomas

Thomas Schatzl has updated the pull request incrementally with one additional commit since the last revision:

  Update src/hotspot/share/gc/shared/threadLocalAllocBuffer.cpp

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Changes:
  - all: https://git.openjdk.org/jdk/pull/29626/files
  - new: https://git.openjdk.org/jdk/pull/29626/files/ab7399a4..9208c241

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=29626&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=29626&range=00-01

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/29626.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/29626/head:pull/29626

PR: https://git.openjdk.org/jdk/pull/29626