[jdk17u-dev] RFR: 8312182: THPs cause huge RSS due to thread start timing issue

[Thomas Stuefe]

Clean backport. Fixes a serious issue that may cause huge RSS bloat and thread start performance degradation.

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Commit messages:
 - Backport 84b325b844c08809448a9c073a11443d9e3c3f8e

Changes: https://git.openjdk.org/jdk17u-dev/pull/1697/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=1697&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8312182
  Stats: 301 lines in 3 files changed: 294 ins; 0 del; 7 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/1697.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/1697/head:pull/1697

PR: https://git.openjdk.org/jdk17u-dev/pull/1697