8201647: Make initial clearing of CHeapBitMap optional Reviewed-by: stefank, kbarrett, tschatzl, smonteith

8201646: Introduce ReferenceDiscoverer interface Reviewed-by: stefank, tschatzl, rkennke

8196071: Change G1 Full GC heap and thread sizing ergonomics Reviewed-by: tschatzl, sangheki

8200450: Root cause analysis for JDK-8200366 Summary: add safeguard checks to make sure CodeBlob if fully initialized Reviewed-by: kvn

8201556: Disallow reading oops in ClassLoaderData if unloading Summary: Move class_loader oop to an OopHandle, and assert that holder is alive when getting class_loader. Reviewed-by: kbarrett, adinn

8184693: add Pattern.isEmpty Summary: added method Pattern.isEmpty Reviewed-by: forax, chegar, smarks, psandoz, rriggs

8196433: use the new error diagnostic approach at javac.Main Reviewed-by: jjg

8201537: Remove is_alive closure from Klass::is_loader_alive() Summary: remove is_alive closure from callers of Klass::is_loader_alive so that cleaning metadata doesn't require GC closure. Reviewed-by: adinn, stefank

8201766: Mark TimSortStackSize2.java as intermittently failing Reviewed-by: dholmes

8201527: Bump default value of G1RefProcDrainInterval Summary: Due to high startup cost of marking, lower the frequency of draining the mark stack generated by reference processing. Reviewed-by: sangheki, sjohanss

8201505: Use WeakHandle for ProtectionDomainCacheTable and ResolvedMethodTable 8193524: Redefining a method that removes use of 1 or more lambda expressions causes the JVM to hang Summary: Remove oop pointers from runtime data structures. Reviewed-by: lfoltan, stefank Contributed-by: coleen.phillimore@oracle.com, lois.foltan@oracle.com

8201369: Inet4AddressImpl_getLocalHostName reverse lookup on Solaris only Reviewed-by: clanger, chegar Contributed-by: sshamaia@in.ibm.com

8200555: OopHandle should use Access API Summary: Add RootAccess<> to OopHandle.resolve() in runtime and interpreter code. Add comments for compiler code for later. Reviewed-by: eosterlund, stefank

8201794: [Graal] fix regressions from JDK-8187490 Reviewed-by: alanb, mchung

8198793: Add launcher support for preview features Reviewed-by: mchung, sundar

8201616: Hotspot crashes on linux-sparc after 8189941 Reviewed-by: kvn, stuefe

8201799: Build failures after JDK-8195099 (Concurrent safe-memory-reclamation mechanism) Reviewed-by: dholmes, tschatzl, eosterlund

8201172: Parallelize Remset Tracking Update Before Rebuild phase Reviewed-by: sangheki, sjohanss

8201596: java.lang.ref.Reference processing total time logging broken Summary: Fix "Reference Processing" and add "Weak Processing" time Reviewed-by: kbarrett, sangheki

8201490: Improve concurrent mark keep alive closure performance Summary: Avoid doing marking work unless absolutely required. Reviewed-by: sjohanss, kbarrett

8201487: Do not rebalance reference processing queues if not doing parallel reference processing Reviewed-by: sangheki, kbarrett

8200730: Fix debug=gc+phases time tracking in Remark and Cleanup Summary: Timing in Remark and Cleanup pauses did not use instance variables for the scoped timing objects, so these durations were always zero. Reviewed-by: sangheki, sjohanss

8200426: Make G1 code use _g1h members Summary: Consistently use _g1h member names for cached G1CollectedHeap* variables. Reviewed-by: sangheki, sjohanss

8200723: Suppress rs_length and predicted_cards sampling during mixed gcs Summary: Due to the impact of these measurements on pause time, their high difference to other collections during mixed collections, and their non-use during mixed collections, do not use rs_length and predicted_cards measurements done during mixed gc for the predictor. This avoids the young gen sizing after the mixed phase to be negatively affected by mixed collections. Reviewed-by: kbarrett, sjohanss

8154528: Reclaim regions emptied by marking in Remark pause Reviewed-by: shade, sjohanss

8178105: Switch mark bitmaps during Remark Reviewed-by: sjohanss, sangheki

8201315: (se) Allow SelectableChannel.register to be invoked while selection operation is in progress Reviewed-by: bpb

8187490: HotSpotGraalMBean should be moved to Graal management module Reviewed-by: alanb, mchung, iveresov

8195099: Concurrent safe-memory-reclamation mechanism Summary: This implement a globalcounter with RCU semantics. Reviewed-by: acorn, coleenp, dcubed, eosterlund, gziemski, mlarsson, kbarrett, dholmes

8194260: Point-to-point interface should be excluded from java/net/ipv6tests/* Reviewed-by: chegar, vtewari

Merge

Added tag jdk-10+46 for changeset 6fa770f9f8ab

8198950: AArch64: org.openjdk.jcstress.tests.varhandles.DekkerTest fails Summary: Fix breakage to AArch64 code generation caused by JDK-8181211 Reviewed-by: thartmann, roland, kvn, vlivanov, jrose

Merge

8189985: Improve tabular data portability Reviewed-by: dfuchs, mchung, skoivu

8197443: ArrayIndexOutOfBoundsException in UcryptoException.getError Reviewed-by: mullan

8189981: Improve queuing portability Reviewed-by: skoivu, rhalade, chegar, igerasim

8196289: Update src/java.desktop/share/legal/lcms.md for LCMS 2.9 Reviewed-by: mchung

8194238: Trying exceptions in MethodHandles Reviewed-by: jrose, vlivanov, ahgross

8193409: Improve AES supporting classes Reviewed-by: valeriep

8194233: Improve support for array handles Reviewed-by: jrose, vlivanov, ahgross, rhalade

8175075: Add 3DES to the default disabled algorithm security property Reviewed-by: xuelei, mullan, rhalade

8192025: Less referential references Reviewed-by: coleenp, eosterlund, mchung, ahgross, rhalade

8189993: Improve document portability Reviewed-by: rriggs, lancea, dfuchs, skoivu

8195662: Add T6587786.java to problem list before JDK-8195589 is resolved Reviewed-by: mullan, jjg

8189997: Enhance keystore mechanisms 8194259: keytool error: java.io.IOException: Invalid secret key format Reviewed-by: mullan, valeriep, rriggs, ahgross

8191696: Better mouse positioning Reviewed-by: skoivu, rhalade, prr, aghaisas

8182362: Update CipherOutputStream Usage Summary: Clarify spec of CipherOutputStream in Javadoc comments Reviewed-by: ascarpino

8193414: Improvements in MethodType lookups Reviewed-by: ahgross, jrose

8186032: Disable XML Signatures signed with EC keys less than 224 bits Reviewed-by: weijun, rhalade

8189969: Manifest better manifest entries Reviewed-by: mullan

8192030: Better MTSchema support Reviewed-by: skoivu, rhalade, prr, aghaisas

8191358: Restore TSA certificate expiration check Reviewed-by: coffeys, rhalade

8183032: Upgrade to LittleCMS 2.9 Reviewed-by: serb, psadhukhan, mschoene, rhalade

8189977: Improve permission portability Reviewed-by: rriggs

8190478: Improved interface method selection Reviewed-by: acorn, ahgross, jwilhelm, rhalade Contributed-by: harold.seigel@oracle.com

8190877: Better handling of abstract classes Reviewed-by: kvn, vlivanov, rhalade, ahgross, jwilhelm Contributed-by: tobias.hartmann@oracle.com

8189989: Improve container portability Reviewed-by: prr, azvegint, rhalade, skoivu

8189123: More consistent classloading Reviewed-by: acorn, ahgross, rhalade Contributed-by: harold.seigel@oracle.com

8197972: Always verify non-system classes during CDS dump time Summary: use -Verify:remote even if the user specifies -Xverify:none during CDS dump time Reviewed-by: iklam, mseledtsov, jiangli