[jdk25u-dev] RFR: 8372860: TestCodeCacheUnloadDuringConcCycle fails on ARM32 [v2]

[Roman Marchenko]

> Clean backports of 8372860 and 8373429. 
> Test changes only. No risk.

Roman Marchenko has updated the pull request incrementally with one additional commit since the last revision:

  Backport 5c6947f736568413d53d5a00de2e865f86e637c4

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Changes:
  - all: https://git.openjdk.org/jdk25u-dev/pull/152/files
  - new: https://git.openjdk.org/jdk25u-dev/pull/152/files/be08b035..8e0a940f

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk25u-dev&pr=152&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk25u-dev&pr=152&range=00-01

  Stats: 5 lines in 1 file changed: 2 ins; 1 del; 2 mod
  Patch: https://git.openjdk.org/jdk25u-dev/pull/152.diff
  Fetch: git fetch https://git.openjdk.org/jdk25u-dev.git pull/152/head:pull/152

PR: https://git.openjdk.org/jdk25u-dev/pull/152