[jdk21u-dev] RFR: 8338236: Compile error in cgroup code on Linux when using clang [v3]

Jan Kratochvil jkratochvil at openjdk.org
Tue Jul 1 18:08:00 UTC 2025


> A patch 6 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 5 of 7: https://github.com/openjdk/jdk21u-dev/pull/1662
> 
> This backport is clean.
> 
> The whole patchset has been tested on CentOS-7.9 (for cgroup v1) and on Fedora 40 (for cgroup v2) for test/hotspot/jtreg/containers.

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

 - Merge remote-tracking branch 'janjdk21u-dev/devmaster-cgroup2reduced12345b' into devmaster-cgroup2reduced12345-new-conflict
 - 8338236: Compile error in cgroup code on Linux when using clang
   
   Reviewed-by: mdoerr, sgehwolf
 - 8331560: Refactor Hotspot container detection code so that subsystem delegates to controllers
   
   Reviewed-by: jsjolen, stuefe
 - 8261242: [Linux] OSContainer::is_containerized() returns true when run outside a container
   
   Reviewed-by: stuefe, iklam
 - src/java.base/linux/native/libjava/CgroupMetrics.c:42:(.text+0x11): undefined reference to `JVM_IsContainerized'
    - a patch by Yuri Nesterenko
 - 8333326: Linux Alpine build fails after 8302744
   
   Reviewed-by: sgehwolf, clanger, stuefe
 - 8302744: Refactor Hotspot container detection code
   
   Reviewed-by: jsjolen, stuefe
 - 8338236: Compile error in cgroup code on Linux when using clang
   
   Reviewed-by: mdoerr, sgehwolf

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

Changes: https://git.openjdk.org/jdk21u-dev/pull/1663/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=1663&range=02
  Stats: 5 lines in 2 files changed: 0 ins; 0 del; 5 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/1663.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/1663/head:pull/1663

PR: https://git.openjdk.org/jdk21u-dev/pull/1663


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