git: openjdk/jdk13u-dev: 8250984: Memory Docker tests fail on some Linux kernels w/o cgroupv1 swap limit capabilities

[Yuri Nesterenko]

Changeset: a48eb784
Author:    Ekaterina Vergizova <evergizova at openjdk.org>
Committer: Yuri Nesterenko <yan at openjdk.org>
Date:      2020-12-04 11:38:29 +0000
URL:       https://git.openjdk.java.net/jdk13u-dev/commit/a48eb784

8250984: Memory Docker tests fail on some Linux kernels w/o cgroupv1 swap limit capabilities

Reviewed-by: yan
Backport-of: 0187567704d79ecf394d4cb656d0ba4c886351f1

! src/java.base/linux/classes/jdk/internal/platform/cgroupv1/Metrics.java
! src/java.base/linux/classes/jdk/internal/platform/cgroupv1/SubSystem.java
! test/hotspot/jtreg/containers/docker/TestMemoryAwareness.java
! test/jdk/jdk/internal/platform/docker/MetricsMemoryTester.java
! test/lib/jdk/test/lib/containers/cgroup/MetricsTester.java