8221710: [TESTBUG] more configurable parameters for docker testing Summary: Introduced docker test config properties Reviewed-by: lmesnik, iignatyev, egahlin

8221766: Load-reference barriers for Shenandoah Reviewed-by: kvn, erikj, aph, shade

8217728: Speed up incremental rerun of "make hotspot" Reviewed-by: tbell

8219861: Add new keytool -showinfo -tls command for displaying TLS configuration information Reviewed-by: mullan

8221325: Add information about swap space to print_memory_info() on MacOS Reviewed-by: stuefe, dholmes

8221872: Remove uses of ClassLoaderWeakHandle typedef in protection domain table Summary: Make consistent with StringTable and ResolvedMethodTable Reviewed-by: dholmes

Added tag jdk-13+15 for changeset f855ec13aa25

8217610: TLSv1.3 fail with ClassException when EC keys are stored in PKCS11 Reviewed-by: valeriep

8218483: Crash in "assert(_daemon_threads_count->get_value() > daemon_count) failed: thread count mismatch 5 : 5" Reviewed-by: dcubed, stuefe

8221764: Reduce make Init.gmk logging overhead Reviewed-by: tbell

8220664: Simplify ShenandoahUpdateHeapRefsClosure Reviewed-by: shade

8216539: tools/jar/modularJar/Basic.java times out Reviewed-by: mchung, alanb, bchristi, bpb

8221701: Archive constant BaseLocales Reviewed-by: naoto

8221482: Initialize VMRegImpl::regName[] earlier to prevent assert during PrintStubCode Reviewed-by: kvn

Merge