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114 commits

Author SHA1 Message Date
Coleen Phillimore
d098751366 8273916: Remove 'special' ranking 
Reviewed-by: dholmes, pchilanomate
 2021-09-23 11:21:02 +00:00
Coleen Phillimore
111d5e1a93 8273915: Create 'nosafepoint' rank 
Reviewed-by: dholmes, iklam
 2021-09-21 11:37:49 +00:00
Coleen Phillimore
5e4d09c229 8273300: Check Mutex ranking during a safepoint 
Reviewed-by: eosterlund, dholmes, pchilanomate
 2021-09-16 12:01:49 +00:00
Coleen Phillimore
e4cd2097a5 8273611: Remove unused ProfilePrint_lock 
Reviewed-by: iklam
 2021-09-10 19:23:58 +00:00
Coleen Phillimore
9689f61520 8272788: Nonleaf ranked locks should not be safepoint_check_never 
Reviewed-by: eosterlund, pchilanomate
 2021-09-01 18:39:10 +00:00
Coleen Phillimore
98b9d98032 8272797: Mutex with rank safepoint_check_never imply allow_vm_block 
Reviewed-by: dholmes, pchilanomate
 2021-08-30 14:47:24 +00:00
Coleen Phillimore
b92214a8d0 8272480: Remove Mutex::access rank 
Reviewed-by: dholmes, eosterlund
 2021-08-27 13:51:39 +00:00
Coleen Phillimore
2ef6871118 8272447: Remove 'native' ranked Mutex 
Reviewed-by: stuefe, pchilanomate
 2021-08-25 13:25:34 +00:00
Kim Barrett
0597cde87d 8221360: Eliminate Shared_DirtyCardQ_lock 
Reviewed-by: tschatzl, iwalulya
 2021-08-24 13:17:37 +00:00
Coleen Phillimore
464e874a5c 8048190: NoClassDefFoundError omits original ExceptionInInitializerError 
Reviewed-by: dholmes, iklam
 2021-08-12 13:45:36 +00:00
Ioi Lam
bb24fa652a 8267189: Remove duplicated unregistered classes from dynamic archive 
Reviewed-by: ccheung, minqi
 2021-06-17 22:19:23 +00:00
Coleen Phillimore
c59484e715 8267653: Remove Mutex::_safepoint_check_sometimes 
Reviewed-by: dholmes, pchilanomate
 2021-05-26 19:07:53 +00:00
Yumin Qi
2066f497b9 8266764: [REDO] JDK-8255493 Support for pre-generated java.lang.invoke classes in CDS dynamic archive 
Reviewed-by: ccheung, iklam
 2021-05-16 02:26:46 +00:00
Kim Barrett
be0a655208 8254598: StringDedupTable should use OopStorage 
Co-authored-by: Kim Barrett <kbarrett@openjdk.org>
Co-authored-by: Zhengyu Gu <zgu@openjdk.org>
Reviewed-by: coleenp, iklam, tschatzl, ayang
 2021-05-14 18:38:58 +00:00
Albert Mingkun Yang
468c847cc8 8234020: Remove FullGCCount_lock 
Reviewed-by: kbarrett
 2021-04-27 07:21:15 +00:00
Coleen Phillimore
06e6b1f7ae 8259242: Remove ProtectionDomainSet_lock 
Reviewed-by: dholmes, pchilanomate
 2021-04-09 14:59:43 +00:00
Thomas Stuefe
b7b391b2ac 8260625: Rename MetaspaceExpand_lock 
Reviewed-by: shade
 2021-01-29 15:33:00 +00:00
Coleen Phillimore
1c33847b8b 8259067: bootclasspath append takes out object lock 
Reviewed-by: lfoltan, sspitsyn, iklam, dholmes
 2021-01-07 12:35:16 +00:00
Ioi Lam
5ea960728c 8258459: Decouple gc_globals.hpp from globals.hpp 
Reviewed-by: lfoltan, coleenp
 2021-01-05 05:57:08 +00:00
Stefan Johansson
b8244b606e 8236926: Concurrently uncommit memory in G1 
Reviewed-by: ayang, tschatzl
 2020-11-19 17:55:33 +00:00
Daniel D. Daugherty
2e19026d45 8253064: monitor list simplifications and getting rid of TSM 
Co-authored-by: Erik Österlund <eosterlund@openjdk.org>
Reviewed-by: eosterlund, rehn, coleenp
 2020-11-11 16:20:11 +00:00
Richard Reingruber
40f847e2fb 8227745: Enable Escape Analysis for Better Performance in the Presence of JVMTI Agents 
8233915: JVMTI FollowReferences: Java Heap Leak not found because of C2 Scalar Replacement

Reviewed-by: mdoerr, goetz, sspitsyn, kvn
 2020-10-20 15:31:55 +00:00
Calvin Cheung
74ac77e2b1 8247666: Support Lambda proxy classes in static CDS archive 
Reviewed-by: iklam, mchung
 2020-10-19 18:27:50 +00:00
Robbin Ehn
45b09a3f25 8253833: mutexLocker assert_locked_or_safepoint should not access VMThread state from non-VM-thread 
Reviewed-by: shade, coleenp, dcubed, dholmes
 2020-10-12 06:01:31 +00:00
Erik Österlund
b9873e1833 8253180: ZGC: Implementation of JEP 376: ZGC: Concurrent Thread-Stack Processing 
Reviewed-by: stefank, pliden, rehn, neliasso, coleenp, smonteith
 2020-10-09 08:40:33 +00:00
Robbin Ehn
431338bcb3 8212107: VMThread issues and cleanup 
Reviewed-by: shade, dcubed, coleenp, dholmes, redestad
 2020-09-29 09:37:15 +00:00
Robbin Ehn
6bddeb709d 8238761: Asynchronous handshakes 
Reviewed-by: pchilanomate, dcubed, dholmes, coleenp, sspitsyn
 2020-09-29 08:50:54 +00:00
Lutz Schmidt
4440bda325 8219586: CodeHeap State Analytics processes dead nmethods 
Reviewed-by: thartmann, eosterlund
 2020-09-24 07:48:48 +00:00
Yumin Qi
12dfe1c9b6 8253262: Allocate in DumpRegion is not thread safe 
Reviewed-by: ccheung
 2020-09-17 16:56:37 +00:00
Robbin Ehn
d56096471b 8252794: Creation of JNIMethodBlock should be done with a leaf lock 
Reviewed-by: coleenp, dholmes
 2020-09-09 13:21:01 +00:00
Ioi Lam
35e3226df8 8250990: Consolidate object copying code for CDS static/dynamic archive dumping 
Reviewed-by: coleenp, ccheung
 2020-08-13 18:40:51 -07:00
Yumin Qi
0e60e8ad85 8246181: Avoid walking SymbolTable during -Xshare:dump 
All symbols at dump are created as permanent. Store them in a global array to avoid working SymbolTable.

Reviewed-by: iklam, ccheung
 2020-06-24 11:15:22 -07:00
Calvin Cheung
847a3baca8 8198698: Support Lambda proxy classes in dynamic CDS archive 
Added archving of hidden classes of type lambda proxy classes.

Co-authored-by: Ioi Lam <ioi.lam@oracle.com>
Reviewed-by: mchung, iklam, dholmes
 2020-06-10 15:50:26 +00:00
Erik Österlund
6cbd66b1c1 8242240: JfrStacktrace_lock rank not special enough 
Reviewed-by: mgronlun, pliden
 2020-06-09 16:22:54 +00:00
Nils Eliasson
99d6bea20d 8244660: Code cache sweeper heuristics is broken 
Reviewed-by: thartmann, rehn
 2020-06-03 15:26:18 +02:00
Yumin Qi
0c0d485c37 8237750: Load libzip.so only if necessary 
Libzip.so is unconditionally loaded even without usage. Fix by on demand loading.

Reviewed-by: dlong, iklam, ccheung
 2020-05-05 15:40:18 -07:00
Yumin Qi
832272da71 8178349: Cache builtin class loader constraints to avoid re-initializing itable/vtable for shared classes 
Record loader constraints for built-in class which is loaded by app loader or platform loader in shared archive in dump time.  When the class loaded from shared archive at runtime, directly check loader constraints using the saved info so avoid lengthy relayout i/v-table at class link stage.

Reviewed-by: iklam, ccheung
 2020-05-01 10:58:45 -07:00
Kim Barrett
4694da31f8 8242078: G1: Improve concurrent refinement analytics and logging 
Unify data collection and reporting.

Reviewed-by: tschatzl, sjohanss
 2020-04-14 17:31:53 -04:00
Patricio Chilano Mateo
89a33e69a7 8240918: [REDO] Allow direct handshakes without VMThread intervention 
REDO of 8230594

Reviewed-by: dholmes, rehn, mdoerr, coleenp, dcubed
 2020-04-08 18:32:21 +00:00
Kim Barrett
9f334a1640 8240239: Replace ConcurrentGCPhaseManager 
Replace ConcurrentGCPhaseManager with ConcurrentGCBreakpoints

Co-authored-by: Per Liden <per.liden@oracle.com>
Reviewed-by: kbarrett, pliden, sangheki
 2020-03-06 18:42:13 -05:00
Kim Barrett
ccbd819a01 8237143: Eliminate DirtyCardQ_cbl_mon 
Replace locked data structures with lock-free data structures.

Reviewed-by: tschatzl, sangheki
 2020-02-06 19:09:07 -05:00
Coleen Phillimore
9dcbd81920 8237080: fatal error: VM thread could block on lock that may be held by a JavaThread during safepoint: SharedDecoder_lock 
Set allow_vm_block to true for this lock.  It's _safepoint_check_never so it's sort of implied (you can't safepoint holding the lock and block out the vm thread).

Reviewed-by: rehn, zgu, pchilanomate, dholmes
 2020-01-30 08:50:11 -05:00
Patricio Chilano Mateo
5e9d3fdc9c 8237756: Backout: JDK-8230594: Allow direct handshakes without VMThread intervention 
Backout JDK-8230594

Reviewed-by: coleenp, dcubed
 2020-01-23 17:26:52 +00:00
Zhengyu Gu
ac7f36ce25 8236880: Shenandoah: Move string dedup cleanup into concurrent phase 
Reviewed-by: rkennke, shade
 2020-01-22 14:27:13 -05:00
Patricio Chilano Mateo
b25bb17b41 8230594: Allow direct handshakes without VMThread intervention 
Introduce direct handshakes and enable it for biased locking revocations.

Reviewed-by: dholmes, dcubed, coleenp, rehn
 2020-01-22 16:46:46 +00:00
Mikael Vidstedt
c33466012e Merge 2019-12-20 22:41:53 -08:00
Markus Grönlund
ffdf1dea9b 8235390: JfrEmergencyDump::on_vm_shutdown crashes 
Reviewed-by: egahlin
 2019-12-20 16:04:34 +01:00
Coleen Phillimore
b1d915ef80 8173361: various crashes in JvmtiExport::post_compiled_method_load 
Don't post information that uses metadata from unloaded nmethods

Reviewed-by: eosterlund, dholmes, sspitsyn
 2019-12-02 08:40:52 -05:00
Kim Barrett
19bed24b1f 8232588: G1 concurrent System.gc can return early or late 
8233279: G1: GCLocker GC with +GCLockerInvokesConcurrent spins while cycle in progress

Refactor G1CH::try_collect and fix bugs with concurrent collections.

Reviewed-by: tschatzl, sjohanss
 2019-11-13 18:00:30 -05:00
Leo Korinth
1fc67ab002 8232365: Implementation for JEP 363: Remove the Concurrent Mark Sweep (CMS) Garbage Collector 
Reviewed-by: kbarrett, tschatzl, erikj, coleenp, dholmes
 2019-11-13 11:37:29 +01:00