git: openjdk/jdk13u-dev: 2 new changesets

[Ekaterina Vergizova]

Changeset: c668a0c5
Author:    Ekaterina Vergizova <evergizova at openjdk.org>
Date:      2021-03-02 12:31:46 +0000
URL:       https://git.openjdk.java.net/jdk13u-dev/commit/c668a0c5

8257746: Regression introduced with JDK-8250984 - memory might be null in some machines

Reviewed-by: sgehwolf
Backport-of: abc4300de9c7a298c359fb585d3b0570a98df5cb

! src/java.base/linux/classes/jdk/internal/platform/cgroupv1/Metrics.java

Changeset: 64f6dfa3
Author:    Ekaterina Vergizova <evergizova at openjdk.org>
Date:      2021-03-02 12:32:11 +0000
URL:       https://git.openjdk.java.net/jdk13u-dev/commit/64f6dfa3

8232905: JFR fails with assertion: assert(t->unflushed_size() == 0) failed: invariant

Backport-of: 24bff84cb3516cb0ae46b3b8773eba205e1eb8ab

! src/hotspot/share/jfr/recorder/storage/jfrStorage.cpp