git: openjdk/jdk-sandbox: parttimenerd_jfr_cpu_time_sampler4: 3 new changesets

[duke]

Changeset: 70dacd55
Branch: parttimenerd_jfr_cpu_time_sampler4
Author:    Andrei Pangin <noreply at pangin.pro>
Committer: Johannes Bechberger <johannes.bechberger at sap.com>
Date:      2024-08-27 02:43:49 +0000
URL:       https://git.openjdk.org/jdk-sandbox/commit/70dacd55d6698f3c75cc6b027d6f96b6f89cf3e9

Reimplemented concurrent queue for Jfr traces

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

Changeset: cce732ec
Branch: parttimenerd_jfr_cpu_time_sampler4
Author:    Andrei Pangin <noreply at pangin.pro>
Committer: Johannes Bechberger <johannes.bechberger at sap.com>
Date:      2024-08-28 02:15:03 +0000
URL:       https://git.openjdk.org/jdk-sandbox/commit/cce732ec00c91b11bab3a45e642a73675921ba02

Get rid of JfrThreadCrashProtection_lock

! src/hotspot/os/posix/threadCrashProtection_posix.cpp
! src/hotspot/os/posix/threadCrashProtection_posix.hpp
! src/hotspot/os/windows/threadCrashProtection_windows.cpp
! src/hotspot/os/windows/threadCrashProtection_windows.hpp
! src/hotspot/share/jfr/periodic/sampling/jfrCPUTimeThreadSampler.cpp
! src/hotspot/share/jfr/periodic/sampling/jfrThreadSampler.cpp
! src/hotspot/share/runtime/mutexLocker.cpp
! src/hotspot/share/runtime/mutexLocker.hpp
! src/hotspot/share/runtime/thread.hpp

Changeset: 98e47fab
Branch: parttimenerd_jfr_cpu_time_sampler4
Author:    Johannes Bechberger <johannes.bechberger at sap.com>
Date:      2024-08-28 16:57:59 +0000
URL:       https://git.openjdk.org/jdk-sandbox/commit/98e47fab171c6a8164dc90bf74f02e31adf98132

Fix walkable assertion

! src/hotspot/cpu/x86/frame_x86.cpp
! src/hotspot/share/jfr/periodic/sampling/jfrCPUTimeThreadSampler.cpp
! src/hotspot/share/jfr/recorder/stacktrace/jfrAsyncStackTrace.cpp