RFR: 8304412: Serial: Refactor old generation cards update after Full GC [v3]

Sun Mar 26 17:27:17 UTC 2023

> Simple refactoring to use more informative names/comments.
> 
> Test: tier1-6

Albert Mingkun Yang has updated the pull request incrementally with one additional commit since the last revision:

  review

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Changes:
  - all: https://git.openjdk.org/jdk/pull/13076/files
  - new: https://git.openjdk.org/jdk/pull/13076/files/070ae0fe..76d5b19b

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=13076&range=02
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=13076&range=01-02

  Stats: 8 lines in 2 files changed: 4 ins; 4 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/13076.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/13076/head:pull/13076

PR: https://git.openjdk.org/jdk/pull/13076