8215954: [testbug] Remove unnecessary casts in test/hotspot/gtest/threadHelper.inline.hpp Reviewed-by: dcubed

8215707: [macosx] fix pthread_getschedparam and pthread_setschedparam calls Reviewed-by: clanger, dholmes

8214097: Rework thread initialization and teardown logic Reviewed-by: rehn, mgronlun, dcubed, kbarrett

8214201: Make PtrQueueSet completed buffer list private Summary: Merge and make private in PtrQueueSet all completed buffer list handling Reviewed-by: tschatzl, sjohanss

8206107: [x86_32] jck tests for ldc2_w bytecode fail Reviewed-by: dsamersoff

8208184: IllegalArgumentException while invoking code completion on netbeans IDE Summary: Set Log.useSource and fix the issue in Modules.java when broken module is encountered Reviewed-by: jjg Contributed-by: srinivas.dama@oracle.com, jan.lahoda@oracle.com

8215769: Java cannot probe pkcs12 files exported by Firefox Reviewed-by: mullan

8215759: [test] java/math/BigInteger/ModPow.java can throw an ArithmeticException Reviewed-by: rriggs, plevart, smarks

8215516: Move JavadocTester to a named package Reviewed-by: hannesw

8215727: Restore JFR thread sampler loop to old / previous behavior Reviewed-by: egahlin, mgronlun Contributed-by: milan.mimica@gmail.com

8066619: Fix deprecation warnings in java.util.jar Reviewed-by: rriggs, lancea Contributed-by: philipp.kunz@paratix.ch

8215571: jdb does not include jdk.* in the default class filter Reviewed-by: alanb, cjplummer

8215716: PopFrame() was unexpectedly done Reviewed-by: dholmes, sspitsyn

Merge