[jdk21u-dev] RFR: 8338202: Shenandoah: Improve handshake closure labels

Fri Mar 14 20:28:34 UTC 2025

Backporting JDK-8338202: Shenandoah: Improve handshake closure labels. Change makes handshake labels more descriptive, to streamline debugging Shenandoah GC. Ran GHA Sanity Checks, and local Tier 1, and Tier 2 tests. Patch is clean.

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Commit messages:
 - Backport ba69ed7c58fcf99ed18dfd8840125ddcac9460bb

Changes: https://git.openjdk.org/jdk21u-dev/pull/1495/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=1495&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8338202
  Stats: 7 lines in 5 files changed: 0 ins; 0 del; 7 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/1495.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/1495/head:pull/1495

PR: https://git.openjdk.org/jdk21u-dev/pull/1495