git: openjdk/jdk-sandbox: parttimenerd_jfr_cpu_time_sampler4: Implement queue more conservative

[duke]

Changeset: ea883acf
Branch: parttimenerd_jfr_cpu_time_sampler4
Author:    Johannes Bechberger <johannes.bechberger at sap.com>
Date:      2024-08-23 13:22:30 +0000
URL:       https://git.openjdk.org/jdk-sandbox/commit/ea883acf9b90ff8da35994be1015ab46827a2fbd

Implement queue more conservative

All accesses to atomic with sequential semantics

! src/hotspot/share/jfr/periodic/sampling/jfrCPUTimeThreadSampler.cpp