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47 Commits

Author SHA1 Message Date
Serguei Spitsyn
4e3ff29a54 8373367: interp-only mechanism fails to work for carrier threads in a corner case 2026-01-26 17:41:15 -08:00
Patricio Chilano Mateo
e534ee9932 8364343: Virtual Thread transition management needs to be independent of JVM TI 
Co-authored-by: Alan Bateman <alanb@openjdk.org>
Reviewed-by: coleenp, dholmes, sspitsyn
 2025-12-03 20:01:45 +00:00
Leonid Mesnik
16458b60c9 8367725: Incorrect reading of oop in SuspendResumeManager::suspend while thread is blocked 
Reviewed-by: pchilanomate, dholmes, sspitsyn
 2025-09-19 15:20:34 +00:00
Francesco Andreuzzi
c16462b3b4 8367576: JvmtiThreadState::_debuggable is unused 
Reviewed-by: amenkov, ayang, shade
 2025-09-15 08:02:27 +00:00
Kim Barrett
9e843f56ec 8367014: Rename class Atomic to AtomicAccess 
Reviewed-by: dholmes, aph, stefank
 2025-09-12 06:35:55 +00:00
Leonid Mesnik
bd55d7a495 8362203: assert(state == nullptr || state->get_thread_oop() != nullptr) failed: incomplete state 
Reviewed-by: sspitsyn, amenkov
 2025-07-17 16:25:40 +00:00
Aleksey Shipilev
c29537740e 8357800: Initialize JvmtiThreadState bool fields with bool literals 
Reviewed-by: alanb, stefank
 2025-05-27 14:44:40 +00:00
Serguei Spitsyn
411a63ea1b 8356251: Need minor cleanup for interp_only_mode 
Reviewed-by: lmesnik, cjplummer
 2025-05-09 12:24:28 +00:00
Patricio Chilano Mateo
9a23f721c7 8316682: serviceability/jvmti/vthread/SelfSuspendDisablerTest timed out 
Reviewed-by: lmesnik, pchilanomate
 2025-05-06 22:08:51 +00:00
Aleksey Shipilev
db6fa5923c 8355617: Remove historical debug_only macro in favor of DEBUG_ONLY 
Reviewed-by: stefank, kbarrett, jwaters
 2025-04-28 08:43:14 +00:00
Stefan Karlsson
c33c1cfe73 8347909: Automatic precompiled.hpp inclusion 
Reviewed-by: lkorinth, erikj, dholmes, ihse
 2025-01-21 10:21:24 +00:00
Magnus Ihse Bursie
2979806c72 8345795: Update copyright year to 2024 for hotspot in files where it was missed 
Reviewed-by: dholmes, tschatzl, dnsimon, sspitsyn
 2024-12-10 08:47:46 +00:00
Alan Bateman
dee0982c60 8343132: Remove temporary transitions from Virtual thread implementation 
Reviewed-by: dholmes, sspitsyn, pchilanomate
 2024-10-31 08:53:19 +00:00
Serguei Spitsyn
60364ef001 8341273: JVMTI is not properly hiding some continuation related methods 
Reviewed-by: alanb, amenkov
 2024-10-29 19:59:43 +00:00
Serguei Spitsyn
8591109419 8340698: JVMTI FRAME_POP event is sometimes missed if NotifyFramePop is called as a method is returning 
Reviewed-by: cjplummer, amenkov
 2024-10-18 19:34:17 +00:00
Serguei Spitsyn
60ea17e848 8311177: Switching to interpreter only mode in carrier thread can lead to crashes 
Reviewed-by: pchilanomate, amenkov
 2024-06-05 21:46:41 +00:00
Serguei Spitsyn
663acd2e17 8330969: scalability issue with loaded JVMTI agent 
Reviewed-by: amenkov, cjplummer
 2024-05-01 08:40:48 +00:00
Stefan Karlsson
87131fb2f7 8329629: GC interfaces should work directly against nmethod instead of CodeBlob 
Reviewed-by: ayang, eosterlund
 2024-04-09 12:27:55 +00:00
Serguei Spitsyn
905137d406 8321219: runtime/jni/FastGetField: assert(is_interpreted_frame()) failed: interpreted frame expected 
Reviewed-by: dcubed
 2023-12-05 23:41:49 +00:00
Serguei Spitsyn
42af8ce1f6 8308614: Enabling JVMTI ClassLoad event slows down vthread creation by factor 10 
Reviewed-by: dcubed, cjplummer, amenkov
 2023-12-01 20:54:13 +00:00
Serguei Spitsyn
41daa3b934 8320239: add dynamic switch for JvmtiVTMSTransitionDisabler sync protocol 
Reviewed-by: lmesnik, pchilanomate, amenkov
 2023-11-30 16:58:27 +00:00
Johan Sjölen
4f16161607 8309044: Replace NULL with nullptr, final sweep of hotspot code 
Reviewed-by: stefank, dholmes, kvn, amitkumar
 2023-05-31 09:19:47 +00:00
Patricio Chilano Mateo
24094482f0 8307365: JvmtiStressModule hit SIGSEGV in JvmtiEventControllerPrivate::recompute_thread_enabled 
Reviewed-by: sspitsyn, dcubed, lmesnik
 2023-05-17 20:16:21 +00:00
Serguei Spitsyn
2be1f10fec 8307399: get rid of compatibility ThreadStart/ThreadEnd events for virtual threads 
Reviewed-by: alanb, pchilanomate, cjplummer
 2023-05-10 01:48:03 +00:00
Serguei Spitsyn
1227a275a1 8306028: separate ThreadStart/ThreadEnd events posting code in JVMTI VTMS transitions 
8304444: Reappearance of NULL in jvmtiThreadState.cpp

Reviewed-by: pchilanomate, lmesnik
 2023-05-02 02:40:50 +00:00
Serguei Spitsyn
bc0ed730f2 8304303: implement VirtualThread class notifyJvmti methods as C2 intrinsics 
Reviewed-by: vlivanov, lmesnik
 2023-03-20 19:55:16 +00:00
Patricio Chilano Mateo
a8f662ecb2 8303908: Add missing check in VTMS_transition_disable_for_all() for suspend mode 
Reviewed-by: sspitsyn, dholmes
 2023-03-13 20:15:23 +00:00
Serguei Spitsyn
46f25250bd 8299240: rank of JvmtiVTMSTransition_lock can be safepoint 
Reviewed-by: dholmes, coleenp, pchilanomate
 2023-02-21 21:22:49 +00:00
Serguei Spitsyn
13b1ebba27 8298853: JvmtiVTMSTransitionDisabler should support disabling one virtual thread transitions 
Reviewed-by: pchilanomate, lmesnik
 2023-02-14 01:28:42 +00:00
Johan Sjölen
b76a52f210 8301076: Replace NULL with nullptr in share/prims/ 
Reviewed-by: kbarrett, dholmes
 2023-01-31 14:22:44 +00:00
Serguei Spitsyn
79ccc791f2 8293613: need to properly handle and hide tmp VTMS transitions 
Reviewed-by: cjplummer, lmesnik
 2022-09-28 04:44:43 +00:00
Axel Boldt-Christmas
2f3e494b80 8290074: Remove implicit arguments for RegisterMap constructor 
Reviewed-by: eosterlund, tschatzl
 2022-07-27 12:43:18 +00:00
Ioi Lam
64782a7524 8288623: Move Continuation classes out of javaClasses.hpp 
Reviewed-by: stefank, coleenp
 2022-06-24 04:29:48 +00:00
Alan Bateman
9583e3657e 8284161: Implementation of Virtual Threads (Preview) 
Co-authored-by: Ron Pressler <rpressler@openjdk.org>
Co-authored-by: Alan Bateman <alanb@openjdk.org>
Co-authored-by: Erik Österlund <eosterlund@openjdk.org>
Co-authored-by: Andrew Haley <aph@openjdk.org>
Co-authored-by: Rickard Bäckman <rbackman@openjdk.org>
Co-authored-by: Markus Grönlund <mgronlun@openjdk.org>
Co-authored-by: Leonid Mesnik <lmesnik@openjdk.org>
Co-authored-by: Serguei Spitsyn <sspitsyn@openjdk.org>
Co-authored-by: Chris Plummer <cjplummer@openjdk.org>
Co-authored-by: Coleen Phillimore <coleenp@openjdk.org>
Co-authored-by: Robbin Ehn <rehn@openjdk.org>
Co-authored-by: Stefan Karlsson <stefank@openjdk.org>
Co-authored-by: Thomas Schatzl <tschatzl@openjdk.org>
Co-authored-by: Sergey Kuksenko <skuksenko@openjdk.org>
Reviewed-by: lancea, eosterlund, rehn, sspitsyn, stefank, tschatzl, dfuchs, lmesnik, dcubed, kevinw, amenkov, dlong, mchung, psandoz, bpb, coleenp, smarks, egahlin, mseledtsov, coffeys, darcy
 2022-05-07 08:06:16 +00:00
Robbin Ehn
86bd44fe80 8257831: Suspend with handshakes 
Reviewed-by: dcubed, rrich, dholmes, pchilanomate, sspitsyn
 2021-04-22 10:30:47 +00:00
Chris Plummer
4f881ba54a 8258652: Assert in JvmtiThreadState::cur_stack_depth() can noticeably slow down debugging single stepping 
Reviewed-by: sspitsyn, dholmes, amenkov
 2021-01-14 23:04:07 +00:00
Robbin Ehn
6bddeb709d 8238761: Asynchronous handshakes 
Reviewed-by: pchilanomate, dcubed, dholmes, coleenp, sspitsyn
 2020-09-29 08:50:54 +00:00
Daniil Titov
f800af978c 8241390: 'Deadlock' with VM_RedefineClasses::lock_classes() 
Reviewed-by: coleenp, sspitsyn
 2020-09-21 19:32:24 +00:00
David Holmes
976acddeb5 8252406: Introduce Thread::as_Java_thread() convenience function 
Reviewed-by: shade, coleenp, kbarrett, dcubed
 2020-09-11 01:31:32 +00:00
Yasumasa Suenaga
3e81b3ad48 8242427: JVMTI frame pop operations should use Thread-Local Handshakes 
Reviewed-by: dcubed, dholmes, pchilanomate, rehn, sspitsyn
 2020-09-05 12:42:05 +09:00
Yasumasa Suenaga
f84b5d2f80 8248362: JVMTI frame operations should use Thread-Local Handshake 
Reviewed-by: sspitsyn, dholmes, dcubed
 2020-07-27 15:49:53 +09:00
Richard Reingruber
4d75aef609 8238585: JvmtiEventControllerPrivate::enter_interp_only_mode() should not make compiled methods on stack not_entrant 
Reviewed-by: mdoerr, kvn, sspitsyn
 2020-02-13 15:56:28 +01:00
Coleen Phillimore
eb6beeac94 8235829: graal crashes with Zombie.java test 
Start ServiceThread before compiler threads, and run nmethod barriers for zgc before adding to the service thread queues, or posting events from the java thread.

Reviewed-by: pliden, dholmes, rehn
 2019-12-18 11:51:22 -05:00
Coleen Phillimore
8846a8043d 8212160: JVMTI agent crashes with "assert(_value != 0LL) failed: resolving NULL _value" 
Add local deferred event list to thread to post events outside CodeCache_lock.

Reviewed-by: eosterlund, dholmes, sspitsyn
 2019-12-05 16:57:17 -05:00
Jean Christophe Beyler
6129ed590c 8203394: Implementation of JEP 331: Low-Overhead Heap Profiling 
Implement Low-Overhead Heap Profiling

Reviewed-by: eosterlund, gthornbr, rehn, sspitsyn, tschatzl
 2018-06-15 00:49:54 -07:00
Stefan Karlsson
1a1aecd166 8200106: Move NoSafepointVerifier out from gcLocker.hpp 
Reviewed-by: coleenp
 2018-03-23 18:54:12 +01:00
Erik Joelsson
3789983e89 8187443: Forest Consolidation: Move files to unified layout 
Reviewed-by: darcy, ihse
 2017-09-12 19:03:39 +02:00