hg: jdk/sandbox: 8239559: Cgroups: Incorrect detection logic on some systems

[chris.hegarty at oracle.com]

Changeset: 9e359ab51ce6
Author:    sgehwolf
Date:      2020-02-20 20:56 +0100
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/9e359ab51ce6

8239559: Cgroups: Incorrect detection logic on some systems
Summary: Adjust heuristic with cgroup mounts according to mountinfo
Reviewed-by: bobv, mbaesken

! src/java.base/linux/classes/jdk/internal/platform/CgroupSubsystemFactory.java
+ test/jdk/jdk/internal/platform/cgroup/TestCgroupSubsystemFactory.java