RFR: 8322420: [Linux] cgroup v2: Limits in parent nested control groups are not detected [v9]

[Jan Kratochvil]

> The testcase requires root permissions.
> 
> Designed by  Severin Gehwolf, implemented by Jan Kratochvil.

Jan Kratochvil has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains 49 commits:

 - centos7 compat
 - 64a5feb6: <no commit message found>
 - fixes
 - e514824f: <no commit message found>
 - ebb459e9: <no commit message found>
 - Merge branch 'jerboaarefactor-merge' into jerboaarefactor-merge-cgroup
 - Merge branch 'jerboaarefactor' into jerboaarefactor-merge
 - Merge remote-tracking branch 'origin/master' into jerboaarefactor
 - Merge remote-tracking branch 'origin/master' into jerboaarefactor-merge
 - Merge branch 'master-cgroup' into jerboaarefactor-merge-cgroup
 - ... and 39 more: https://git.openjdk.org/jdk/compare/9347bb7d...3da3a9e5

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

Changes: https://git.openjdk.org/jdk/pull/17198/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=17198&range=08
  Stats: 2254 lines in 20 files changed: 1078 ins; 810 del; 366 mod
  Patch: https://git.openjdk.org/jdk/pull/17198.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/17198/head:pull/17198

PR: https://git.openjdk.org/jdk/pull/17198