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