85 Commits

Author SHA1 Message Date
Jesper Wilhelmsson
7e8d75378e Merge 2017-03-16 16:40:41 -07:00
Erik Helin
4145e90718 8168914: Crash in ClassLoaderData/JNIHandleBlock::oops_do during concurrent marking
Reviewed-by: dholmes, tschatzl, coleenp, kbarrett, eosterlund, stefank
2017-02-23 18:57:10 +01:00
Ioi Lam
37f332b8ee 8171809: Remove unused CDS code from JDK 9
Reviewed-by: jiangli, ccheung, mseledtsov
2016-12-15 19:26:41 -08:00
Coleen Phillimore
4b9562288f 8155672: Remove instanceKlassHandles and KlassHandles
Use unhandled pointers for Klass and InstanceKlass, remove handles with no implementation.

Reviewed-by: dholmes, lfoltan, vlivanov, sspitsyn
2017-03-15 10:25:37 -04:00
Markus Grönlund
6a685f1d63 8170672: Event-based tracing to support classloader instances
Reviewed-by: hseigel, egahlin
2016-12-06 22:49:17 +01:00
Bob Vandette
929fc23c45 Merge 2017-02-24 12:41:26 -05:00
Coleen Phillimore
0b3bc5c4f0 8169881: Remove implicit Handle conversions oop->Handle
Pass THREAD to Handle as argument instead of implicit Thread::current() call.

Reviewed-by: dholmes, sspitsyn
2017-02-15 22:59:57 -05:00
Coleen Phillimore
04bc07be95 8164921: Memory leaked when instrumentation.retransformClasses() is called repeatedly
Return Metablocks smaller than dictionary's dark matter.

Co-authored-by: Jon Masamitsu <jon.masamitsu@oracle.com>
Reviewed-by: mgerdin, sspitsyn, dsamersoff
2016-10-18 08:39:43 -04:00
Coleen Phillimore
3c2621dbdd 8165246: [REDO] InstanceKlass::_previous_version_count goes negative
Make _has_previous_version a boolean that is set to true when previous version of a class is added or during class unloading call to purge_previous_versions

Reviewed-by: gtriantafill, dcubed, sspitsyn
2016-09-07 15:25:21 -04:00
David Holmes
5f1f4489ac 8157907: Incorrect inclusion of atomic.hpp instead of atomic.inline.hpp
Remove atomic.inline.hpp and move the contents back into atomic.hpp

Reviewed-by: stefank, pliden, simonis
2016-08-21 20:56:37 -04:00
Lois Foltan
2579620b6d 8162553: Crash in class unloading due to null CLD having a zero _keep_alive value
Correct the refcounting of ClassLoaderData::_keep_alive for anonymous classes.

Reviewed-by: acorn, coleenp, dholmes, jiangli
2016-08-11 11:41:11 -04:00
Max Ockner
d3e6075c94 8159917: Space character is missing in ClassLoaderData::print_value_on
Added missing space in ClassLoaderData::print_value_on

Reviewed-by: coleenp
2016-08-04 12:24:10 -04:00
Yasumasa Suenaga
82858779e9 8160361: SEGV occurred at JNIHandleBlock::oops_do(OopClosure*)
Reviewed-by: dsamersoff, tschatzl
2016-06-28 00:24:10 +09:00
Lois Foltan
92eb334c91 8159262: Walking PackageEntry Export and ModuleEntry Reads Must Occur Only When Neccessary And Wait Until ClassLoader's Aliveness Determined
Fixed an issue in class unloading to delay walk until class loader's aliveness is determined of modularity lists to remove dead modules

Reviewed-by: coleenp, dholmes, sspitsyn, zgu
2016-06-28 10:11:01 -04:00
David Holmes
c301fb7188 8154750: Add missing OrderAccess operations to ClassLoaderData lock-free data structures
Reviewed-by: kbarrett, coleenp, acorn
2016-06-02 23:37:09 -04:00
Andreas Eriksson
46627989d5 8135322: ConstantPool::release_C_heap_structures not run in some circumstances
Reviewed-by: coleenp, sspitsyn
2016-05-18 11:06:00 +02:00
Max Ockner
da0fe9d476 8154110: Update class* and safepoint* logging subsystems
Refactored logging tags in class and safepoint subsystems.

Reviewed-by: coleenp, rehn, hseigel
2016-04-29 22:40:51 -04:00
Per Liden
48892f6f68 8152949: Jigsaw crash when Klass in _fixup_module_field_list is unloaded
During start up anonymous classes must be kept alive until after their mirror's module field is patched with java.base

Co-authored-by: Stefan Karlsson <stefan.karlsson@oracle.com>
Reviewed-by: coleenp, hseigel
2016-04-21 09:23:04 -04:00
Harold Seigel
2904ea7d45 8152846: Creation of ModuleEntryTable Investigate Need For OrderAccess::storestore()
Remove the unneeded OrderAccess::storestore() call

Reviewed-by: acorn, coleenp
2016-04-06 07:37:15 -04:00
Joseph Provino
5cef85023b 8132524: Missing includes to resourceArea.hpp
Files that use ResourceMark are missing the include of resourceArea.hpp

Reviewed-by: tschatzl, jwilhelm
2016-04-04 12:57:48 -04:00
Stefan Karlsson
15c4140ae5 8152632: Rename LogHandle(...) to Log(...)
Reviewed-by: brutisso, mlarsson, rprotacio
2016-04-04 09:15:15 +02:00
Alan Bateman
f30fc1c88b 8142968: Module System implementation
Initial integration of JEP 200, JEP 260, JEP 261, and JEP 282

Co-authored-by: Alex Buckley <alex.buckley@oracle.com>
Co-authored-by: Jonathan Gibbons <jonathan.gibbons@oracle.com>
Co-authored-by: Karen Kinnear <karen.kinnear@oracle.com>
Co-authored-by: Mandy Chung <mandy.chung@oracle.com>
Co-authored-by: Mark Reinhold <mark.reinhold@oracle.com>
Co-authored-by: Harold Seigel <harold.seigel@oracle.com>
Co-authored-by: Lois Foltan <lois.foltan@oracle.com>
Co-authored-by: Calvin Cheung <calvin.cheung@oracle.com>
Co-authored-by: Christian Tornqvist <christian.tornqvist@oracle.com>
Co-authored-by: Erik Joelsson <erik.joelsson@oracle.com>
Co-authored-by: George Triantafillou <george.triantafillou@oracle.com>
Co-authored-by: Igor Ignatyev <igor.ignatyev@oracle.com>
Co-authored-by: Ioi Lam <ioi.lam@oracle.com>
Co-authored-by: James Laskey <james.laskey@oracle.com>
Co-authored-by: Jean-Francois Denise <jean-francois.denise@oracle.com>
Co-authored-by: Jiangli Zhou <jiangli.zhou@oracle.com>
Co-authored-by: Markus Gronlund <markus.gronlund@oracle.com>
Co-authored-by: Serguei Spitsyn <serguei.spitsyn@oracle.com>
Co-authored-by: Staffan Larsen <staffan.larsen@oracle.com>
Co-authored-by: Sundararajan Athijegannathan <sundararajan.athijegannathan@oracle.com>
Reviewed-by: acorn, ccheung, coleenp, ctornqvi, dholmes, dsimms, gtriantafill, iklam, jiangli, mgronlun, mseledtsov, cjplummer, sspitsyn, stefank, twisti, hseigel, lfoltan, alanb, mchung, dfazunen
2016-03-17 19:04:01 +00:00
Max Ockner
9cab990401 8079408: Reimplement TraceClassLoading, TraceClassUnloading, and TraceClassLoaderData with Unified Logging
TraceClassLoading,  TraceClassUnloading, and TraceClassLoaderData have been reimplemented using Unified logging.

Co-authored-by: Ioi Lam <ioi.lam@oracle.com>
Reviewed-by: iklam, coleenp, dholmes, jiangli, hseigel, rprotacio
2016-02-03 11:40:30 -05:00
David Lindholm
ad0c208a5a 8146690: Make all classes in GC follow the naming convention
Reviewed-by: dholmes, stefank
2016-01-14 13:26:19 +01:00
Markus Grönlund
2ad9d3192f 8140485: Class load and creation cleanup
Reviewed-by: hseigel, coleenp, sspitsyn
2015-12-08 20:04:03 +01:00
Ioi Lam
87b0df30ed 8140802: Clean up and refactor of class loading code for CDS
Reviewed-by: jiangli, acorn, coleenp
2015-08-18 11:27:23 -07:00
Coleen Phillimore
fc03719078 8139203: Consistent naming for klass type predicates
8138923: Remove oop coupling with InstanceKlass subclasses

Renamed oop_is_instance and friends, removed the functions in oop that dug down into InstanceKlass.

Reviewed-by: jrose, lfoltan, stefank
2015-10-28 09:47:23 -04:00
David Lindholm
1e71f67736 8080775: Better argument formatting for assert() and friends
Reviewed-by: kbarrett, pliden
2015-09-29 11:02:08 +02:00
Bill Pittore
304b59b0c8 8081202: Hotspot compile warning: "Invalid suffix on literal; C++11 requires a space between literal and identifier"
Need to add a space between macro identifier and string literal

Reviewed-by: stefank, dholmes, kbarrett
2015-06-24 12:12:25 -04:00
Per Lidén
4dc240f785 8079792: GC directory structure cleanup
Reviewed-by: brutisso, stefank, david
2015-05-13 15:16:06 +02:00
Coleen Phillimore
57f3125882 Merge 2015-03-13 18:59:41 +00:00
Coleen Phillimore
7b384c6958 8061205: MetadataOnStackMark only needs to walk code cache during class redefinition
Only do full metadata walk during class redefinition and only walk handles during class unloading.

Reviewed-by: sspitsyn, stefank
2015-03-13 12:40:39 -04:00
Axel Siebenborn
1a8c911881 8074561: Wrong volatile qualifier for field ClassLoaderDataGraphKlassIteratorAtomic::_next_klass
Reviewed-by: mgerdin, stefank
2015-03-06 16:47:46 +01:00
Stefan Karlsson
4913ad5d7d 8072911: Remove includes of oop.inline.hpp from .hpp files
Reviewed-by: brutisso, coleenp, jwilhelm, simonis, dholmes
2015-02-13 14:37:35 +01:00
Coleen Phillimore
feb09bc118 8067713: Move clean_weak_method_links for redefinition out of class unloading
Do this work during class redefinition, only verify clean during class unloading in debug mode.

Reviewed-by: sspitsyn, roland, kbarrett
2014-12-18 16:15:21 -05:00
Max Ockner
1d76295d70 8047290: Make Mutex::_no_safepoint_check_flag locks verify that this lock never checks for safepoint
Ensure consistent safepoint checking in Mutex/Monitor locking methods.

Reviewed-by: dholmes, dcubed, coleenp
2014-12-11 21:34:43 -05:00
Jesper Wilhelmsson
3c3e60d5be Merge 2014-11-26 18:01:10 +01:00
Markus Grönlund
ac5d9dad16 8065361: Fixup headers and definitions for INCLUDE_TRACE
Reviewed-by: sla, stefank
2014-11-19 16:08:01 +01:00
Coleen Phillimore
4c036f5730 8037842: Failing to allocate MethodCounters and MDO causes a serious performance drop
Stop allocating compiler profiling metadata when metaspace is full.

Reviewed-by: kvn, anoll
2014-10-30 18:38:42 -04:00
Jesper Wilhelmsson
2616e09389 Merge 2014-11-17 21:32:32 +01:00
Stefan Karlsson
95704b233c 8064811: Use THREAD instead of CHECK_NULL in return statements
Reviewed-by: coleenp, simonis, dholmes
2014-11-14 09:47:09 +01:00
Stefan Karlsson
d410f19961 8056240: Investigate increased GC remark time after class unloading changes in CRM Fuse
Reviewed-by: mgerdin, coleenp, bdelsart
2014-10-02 10:55:36 +02:00
Ioi Lam
541640ed22 Merge 2014-09-05 15:53:02 -07:00
Coleen Phillimore
3c70d99eda 8055008: Clean up code that saves the previous versions of redefined classes
Use scratch_class to find EMCP methods for breakpoints if the old methods are still running.

Reviewed-by: dcubed, sspitsyn
2014-09-03 19:13:18 -04:00
Stefan Karlsson
635e35d00a 8057037: Verification in ClassLoaderData::is_alive is too slow
Reviewed-by: brutisso, mgerdin, tschatzl
2014-09-03 12:45:14 +02:00
Vladimir Kozlov
009f0fb913 Merge 2014-07-11 14:32:02 -07:00
Jon Masamitsu
fbe6d80096 Merge 2014-07-10 13:39:18 -07:00
Roland Westrelin
c0deb9e08a 8040237: nsk/jvmti/RetransformClasses/retransform001 crashed the VM on all platforms when run with with -server -Xcomp
Class redefinition may cause speculative trap clean up code to dereference dead method

Reviewed-by: kvn, coleenp
2014-07-10 15:12:48 +02:00
Stefan Karlsson
1b001a2afd 8049421: G1 Class Unloading after completing a concurrent mark cycle
Co-authored-by: Mikael Gerdin <mikael.gerdin@oracle.com>
Reviewed-by: tschatzl, ehelin, brutisso, coleenp, roland, iveresov
2014-07-07 10:12:40 +02:00
Stefan Karlsson
ef1e9b3c80 8049420: Backout 8048248 to correct attribution
Reviewed-by: ehelin, brutisso
2014-07-07 12:37:11 +02:00