8223723: j.l.c.MethodTypeDesc.dropParameterTypes​ throws the undocumented exception: IllegalArgumentException Reviewed-by: rriggs

8220293: Deadlock in JFR string pool Reviewed-by: rehn, egahlin

8224495: Shenandoah: Do not rescan code roots in final mark pause if it is not degenerated GC Reviewed-by: shade

8224034: [TESTBUG] runtime/ErrorHandlerTest/ErrorHandler fails intermittently for case 13 on Windows Reviewed-by: dholmes

8224119: Safepoint cleanup logging logs times for things it doesn't do Summary: test condition before reporting times for cleanup actions. Reviewed-by: rehn, hseigel

8213084: Rework and enhance Print[Opto]Assembly output Reviewed-by: kvn, thartmann

8224230: [PPC64, s390] Support AsyncGetCallTrace Reviewed-by: goetz, jcbeyler, sspitsyn

8223733: "Detail" in headings should be "Details" Reviewed-by: hannesw

8223313: Use handshakes for CountStackFrames. Reviewed-by: dholmes, rrich, dcubed

8221507: Implement JFR Events for Shenandoah Reviewed-by: rkennke, shade, egahlin, mseledtsov Contributed-by: Ken Dobson <kdobson@redhat.com>

8223306: Remove threads linked list (use ThreadsList's array in SA) Reviewed-by: coleenp, dholmes, dcubed

8183273: Clarify Instrumentation interface should not be implemented outside java.instrument module Summary: Add a note with a clarification Reviewed-by: alanb, dholmes, jcbeyler

8224166: Create a taglet to better handle @jls and @jvms tags Reviewed-by: erikj, darcy

8224175: Fix inconsistencies in @jls and @jvms tags Reviewed-by: jjg, rfield

8220672: [TESTBUG] TestCPUSets should check that cpuset does not exceed available cores Summary: making sure cpuset size does not exceed available cores Reviewed-by: dholmes, lmesnik

8223663: Update links for tool guides Reviewed-by: alanb, erikj, darcy

Merge

8224014: Don't run test/jdk/java/net/NetworkInterface/IPv4Only.java in IPv6 only environment Reviewed-by: chegar, dfuchs Contributed-by: aeubanks@google.com

8224019: test/jdk/java/nio/channels/DatagramChannel/BasicMulticastTests.java assumes IPv4 is always available Reviewed-by: chegar, dfuchs, alanb Contributed-by: aeubanks@google.com

8224174: java.lang.Number has a default constructor Reviewed-by: rriggs, bpb

8223214: Inet6AddressImpl.loopbackAddress() should choose loopback address that is available Reviewed-by: chegar Contributed-by: aeubanks@google.com

8222807: Address iteration with invalid ZIP header entries Reviewed-by: redestad, clanger

8223444: Improve CodeHeap Free Space Management Reviewed-by: kvn, thartmann

8221967: InternTest.java timed out Summary: Move redundant table lookup and make rehashing be a needed guaranteed safepoint cleanup action. Reviewed-by: dholmes, rehn

8224179: Shenandoah: CTW test failures with traversal GC Reviewed-by: shade

8224210: Shenandoah: Refactor ShenandoahRootScanner to support scanning CSet codecache roots Reviewed-by: shade

8206879: Currency decimal marker incorrect for Peru Reviewed-by: naoto, rpatil

8223856: Replace wildcard address with loopback or local host in tests - part 8 Summary: Fixes some intermittent test failures by replacing wildcard with loopback - or retrying once. Reviewed-by: aefimov, chegar

8130017: use _FORTIFY_SOURCE in gcc fastdebug builds Reviewed-by: erikj

8219313: Support module specific stylesheets Reviewed-by: jjg

8219781: Localized names for Japanese era Reiwa in COMPAT provider Reviewed-by: naoto

8222492: G1 unnecessarily scans remembered set cards for regions that already have been evacuated Summary: Filter out cards from the current collection set during evacuation increments. Reviewed-by: kbarrett, sangheki