RFR: 8316428: G1: Nmethod count statistics only count last code root set iterated [v2]

[Thomas Schatzl]

> Hi all,
> 
>   please review this small fix to nmethod code root counting where currently only the last code root set scanned counts.
> 
> Testing: gha
> 
> Hth,
>   Thomas

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

  Re-add non-removed local

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

Changes:
  - all: https://git.openjdk.org/jdk/pull/15790/files
  - new: https://git.openjdk.org/jdk/pull/15790/files/846e310d..22aee485

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=15790&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=15790&range=00-01

  Stats: 2 lines in 1 file changed: 2 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/15790.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/15790/head:pull/15790

PR: https://git.openjdk.org/jdk/pull/15790