8233430: (sc) Socket adaptor restoring of blocking mode can override exception if socket closed Reviewed-by: dfuchs, chegar

8232673: (dc) DatagramChannel socket adaptor issues Reviewed-by: dfuchs, chegar

8233359: Add global sized operator delete definitions Summary: Added new definitions. Reviewed-by: dholmes

8162520: (fs) FileStore should support file stores with > Long.MAX_VALUE capacity Reviewed-by: alanb, darcy, rriggs

8231632: HttpURLConnection::usingProxy could specify that it may lazily evaluate the fact Summary: Modified method description to disambiguate when false is returned and altered implementation Reviewed-by: dfuchs, chegar, vtewari

8233363: Clarify the DumpSharedSpaces condition in InstanceKlass::verify_on Summary: change DumpSharedSpaces to Arguments::is_dumping_archive(). Reviewed-by: iklam, coleenp

8227003: Add high-level JIT compilation mode control mechanism Summary: Add tiered mode to emulate non-tiered with special mode for JVMCI compiler. Add -XX:CompilationMode option. Reviewed-by: never, redestad

8231026: Miscellaneous changes imported from jsr166 CVS 2019-11 Reviewed-by: martin

8231592: Clarify that ConcurrentHashMap compute methods mapping functions execute at most once Reviewed-by: martin

8233387: Shenandoah: passive mode should disable pacing ergonomically Reviewed-by: zgu

8233333 : Incorrect comparison of number version strings in ToolValidator Submitted-by: asemenyuk Reviewed-by: aherrick, almatvee

8233265: jpackage --add-modules cannot find additional modules with non-modular app Reviewed-by: asemenyuk, almatvee, kcr