Summary: Initialize _class_vsm to NULL by default
Reviewed-by: phh
Contributed-by: thomas.stuefe@gmail.com

8199712: Flight Recorder
8203346: JFR: Inconsistent signature of jfr_add_string_constant
8195817: JFR.stop should require name of recording
8195818: JFR.start should increase autogenerated name by one
8195819: Remove recording=x from jcmd JFR.check output
8203921: JFR thread sampling is missing fixes from JDK-8194552
8203929: Limit amount of data for JFR.dump
8203664: JFR start failure after AppCDS archive created with JFR StartFlightRecording
8003209: JFR events for network utilization
8207392: [PPC64] Implement JFR profiling
8202835: jfr/event/os/TestSystemProcess.java fails on missing events
Summary: Backport JFR from JDK11. Initial integration
Reviewed-by: neugens

Summary: Speed up ParNew collections by pruning the list of scavengable nmethods.
Reviewed-by: jmasa, tonyp, twisti

Summary: Backport from JDK9
Reviewed-by: dholmes, coffeys

8204872: [8u] VS2017: more instances of "error C3680: cannot concatenate user-defined string literals with mismatched literal suffix identifiers"
Reviewed-by: dholmes

Reviewed-by: dholmes, kevinw

Reviewed-by: dholmes

Reviewed-by: stuefe, stefank

8087291: InitialBootClassLoaderMetaspaceSize and CompressedClassSpaceSize should be checked consistent from MaxMetaspaceSize
Reviewed-by: dholmes, sspitsyn, poonam

Summary: Fixed miscounting of virtual space node's free memory
Reviewed-by: shade, coleenp, stuefe

Summary: Bias compiler thread's resource area to mtCompiler
Reviewed-by: kvn, coleenp

Summary: Fixed memory counting in compiler (C2)
Reviewed-by: adinn, cjplummer, kvn

Summary: Introduce specific casts to fix multiple type cast conversion compilation errors.
Reviewed-by: coffeys, lfoltan, gtriantafill, hseigel

8087291: InitialBootClassLoaderMetaspaceSize and CompressedClassSpaceSize should be checked consistent from MaxMetaspaceSize
Reviewed-by: dholmes, sspitsyn, poonam

Summary: Backed out changeset 62c8545a9b6f
Reviewed-by: asaha

8189599: InitialBootClassLoaderMetaspaceSize and CompressedClassSpaceSize should be checked consistent from MaxMetaspaceSize
Reviewed-by: dholmes, sspitsyn, poonam

Reviewed-by: simonis, tschatzl, mgerdin, dlong
Contributed-by: gunter.haug@sap.com

Reviewed-by: iklam, acorn, mschoene

Reviewed-by: iklam, acorn, mschoene

Reviewed-by: acorn, hseigel, mschoene

Reviewed-by: tschatzl, mgerdin, kbarrett, drwhite

Reviewed-by: stuefe, coleenp, roland

Summary: Rewrote compressed oops tests
Reviewed-by: kvn, coleenp, mseledtsov

Summary: CMSClassUnloadingEnabled and ExplicitGCInvokesConcurrentAndUnloadsClasses should be disabled when -Xnoclassgc is specified
Reviewed-by: jmasa, kbarrett

Summary: CMSClassUnloadingEnabled and ExplicitGCInvokesConcurrentAndUnloadsClasses should be disabled when -Xnoclassgc is specified
Reviewed-by: jmasa, kbarrett

Reviewed-by: stefank, tschatzl, thartmann

Summary: metaspace/shrink_grow/CompressedClassSpaceSize fails with OOM: Compressed class space
Reviewed-by: jmasa, kbarrett

Summary: NMT with detail option reports incorrect caller address on Linux.
Reviewed-by: dholmes, coleenp

Summary: Warning when not checking exceptions from function that require so, also when local refs expand beyond capacity.
Reviewed-by: dsimms

Reviewed-by: mchung, dfuchs, ahgross, brutisso

Reviewed-by: mchung, dfuchs, ahgross, brutisso

Summary: adjust Unsafe methods in the itable/vtable if Unsafe is redefined
Reviewed-by: coleenp, dcubed
Contributed-by: serguei.spitsyn@oracle.com

Reviewed-by: stefank, tschatzl, anoll, thartmann

Reviewed-by: jwilhelm, tschatzl, stefank

8075210: Refactor strong root processing in order to allow G1 to evolve separately from GenCollectedHeap
Summary: Create a G1RootProcessor and move SharedHeap root processing to GenCollectedHeap
Reviewed-by: brutisso, tschatzl, ehelin

8075210: Refactor strong root processing in order to allow G1 to evolve separately from GenCollectedHeap
Summary: Create a G1RootProcessor and move SharedHeap root processing to GenCollectedHeap
Reviewed-by: brutisso, tschatzl, ehelin

Summary: OOM during reallocation of scalar replaced objects in deoptimization causes crashes
Reviewed-by: kvn, jrose

Summary: in FileMapInfo::fail_continue do not set UseSharedSpaces = false
Reviewed-by: dholmes, ccheung

Summary: Added a G1CollectorPolicyExt where it is possible to extend the class.
Reviewed-by: sjohanss, tschatzl

Summary: refactor close to remove references to closed ports
Reviewed-by: kvn, simonis, sgehwolf, dholmes