RFR: 8323005: Parallel: Refactor PSPromotionManager::claim_or_forward_depth

Thu Jan 4 13:13:30 UTC 2024

Simple refactoring to inline certain checks to the callee.

Test: use card_scan.java from https://bugs.openjdk.org/browse/JDK-8310031 to stress young-gc and pause time stays the same.

-------------

Commit messages:
 - pgc-push-depth

Changes: https://git.openjdk.org/jdk/pull/17267/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=17267&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8323005
  Stats: 13 lines in 2 files changed: 3 ins; 5 del; 5 mod
  Patch: https://git.openjdk.org/jdk/pull/17267.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/17267/head:pull/17267

PR: https://git.openjdk.org/jdk/pull/17267