git: openjdk/jdk11u-dev: 8247469: getSystemCpuLoad() returns -1 on linux when some offline cpus are present and cpusets.effective_cpus is not available

[Severin Gehwolf]

Changeset: 624e91bd
Author:    Severin Gehwolf <sgehwolf at openjdk.org>
Date:      2021-06-08 08:13:33 +0000
URL:       https://git.openjdk.java.net/jdk11u-dev/commit/624e91bd097a8f66c08e526954e89f06a0617a24

8247469: getSystemCpuLoad() returns -1 on linux when some offline cpus are present and cpusets.effective_cpus is not available

Backport-of: 3341d361316def749c155242e6bf7fcbcb968531

! src/jdk.management/aix/native/libmanagement_ext/UnixOperatingSystem.c
! src/jdk.management/linux/native/libmanagement_ext/UnixOperatingSystem.c
! src/jdk.management/macosx/native/libmanagement_ext/UnixOperatingSystem.c
! src/jdk.management/unix/classes/com/sun/management/internal/OperatingSystemImpl.java