[jdk21u-dev] RFR: 8341644: Compile error in cgroup coding when using toolchain clang

[Jan Kratochvil]

A patch 8 of 7 for: [[21u] Backport intention of 8322420: [Linux] cgroup v2: Limits in parent nested control groups are not detected](https://mail.openjdk.org/pipermail/jdk-updates-dev/2025-April/043206.html)

It has a patch dependency on PR 7 of 7: https://github.com/openjdk/jdk21u-dev/pull/1664

This backport is clean.

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Depends on: https://git.openjdk.org/jdk21u-dev/pull/1664

Commit messages:
 - 8341644: Compile error in cgroup coding when using toolchain clang

Changes: https://git.openjdk.org/jdk21u-dev/pull/1934/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=1934&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8341644
  Stats: 6 lines in 1 file changed: 0 ins; 0 del; 6 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/1934.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/1934/head:pull/1934

PR: https://git.openjdk.org/jdk21u-dev/pull/1934