Fix TestMisc for podman on cg v1 in rootless mode.

Author: jerboaa

test/hotspot/jtreg/containers/docker/TestMisc.java

@@ -29,20 +29,24 @@
  * @requires !vm.asan
  * @library /test/lib
  * @modules java.base/jdk.internal.misc
+ *          java.base/jdk.internal.platform
  *          java.management
  *          jdk.jartool/sun.tools.jar
  * @build CheckContainerized jdk.test.whitebox.WhiteBox PrintContainerInfo
  * @run driver jdk.test.lib.helpers.ClassFileInstaller -jar whitebox.jar jdk.test.whitebox.WhiteBox
  * @run driver TestMisc
  */
+import jdk.internal.platform.Metrics;
 import jdk.test.lib.containers.docker.Common;
 import jdk.test.lib.containers.docker.DockerTestUtils;
 import jdk.test.lib.containers.docker.DockerRunOptions;
 import jdk.test.lib.process.OutputAnalyzer;
 import jdk.test.lib.process.ProcessTools;
+import jtreg.SkippedException;
 
 
 public class TestMisc {
+    private static final Metrics metrics = Metrics.systemMetrics();
     private static final String imageName = Common.imageName("misc");
 
     public static void main(String[] args) throws Exception {
@@ -98,6 +102,14 @@ private static void testPrintContainerInfo() throws Exception {
     // Test the mapping function on cgroups v2. Should also pass on cgroups v1 as it's
     // a direct mapping there.
     private static void testPrintContainerInfoCPUShares() throws Exception {
+        // Test won't work on cgv1 rootless podman since resource limits don't
+        // work there.
+        if ("cgroupv1".equals(metrics.getProvider()) &&
+            DockerTestUtils.isPodman() &&
+            DockerTestUtils.isRootless()) {
+            throw new SkippedException("Resource limits required for testPrintContainerInfoCPUShares(). " +
+                                       "This is cgv1 with podman in rootless mode. Test skipped.");
+        }
         // Anything less than 1024 should return the back-mapped cpu-shares value without
         // rounding to next multiple of 1024 (on cg v2). Only ensure that we get
         // 'cpu_shares: <back-mapped-value>' over 'cpu_shares: no shares'.