hg: jdk/submit: 4 new changesets

[per.liden at oracle.com]

Changeset: 22887fc44d67
Author:    pliden
Date:      2020-05-19 08:34 +0200
URL:       https://hg.openjdk.java.net/jdk/submit/rev/22887fc44d67

8245233: ZGC: Load volatile oops using Atomic::load()
Reviewed-by: stefank, kbarrett, smonteith

! src/hotspot/share/gc/z/zBarrier.inline.hpp
! src/hotspot/share/gc/z/zReferenceProcessor.cpp

Changeset: 5f659a149bae
Author:    pliden
Date:      2020-05-19 08:34 +0200
URL:       https://hg.openjdk.java.net/jdk/submit/rev/5f659a149bae

8245196: ZGC: No need to disable UseBiasedLocking by default
Reviewed-by: tschatzl, kbarrett

! src/hotspot/share/gc/z/zArguments.cpp

Changeset: 24381fe4350b
Author:    pliden
Date:      2020-05-19 08:34 +0200
URL:       https://hg.openjdk.java.net/jdk/submit/rev/24381fe4350b

8245098: Make SafeFetch32/N available earlier
Reviewed-by: kbarrett, dholmes

! src/hotspot/cpu/aarch64/stubGenerator_aarch64.cpp
! src/hotspot/cpu/arm/stubGenerator_arm.cpp
! src/hotspot/cpu/ppc/stubGenerator_ppc.cpp
! src/hotspot/cpu/s390/stubGenerator_s390.cpp
! src/hotspot/cpu/sparc/stubGenerator_sparc.cpp
! src/hotspot/cpu/x86/stubGenerator_x86_32.cpp
! src/hotspot/cpu/x86/stubGenerator_x86_64.cpp

Changeset: 03f80df56e6d
Author:    pliden
Date:      2020-05-19 08:34 +0200
URL:       https://hg.openjdk.java.net/jdk/submit/rev/03f80df56e6d

8245106: ZGC: Fix incorrect setup when using -XX:+UseTransparentHugePages
Reviewed-by: stefank, eosterlund

! src/hotspot/os/linux/gc/z/zPhysicalMemoryBacking_linux.cpp
! src/hotspot/os/linux/gc/z/zPhysicalMemoryBacking_linux.hpp
! src/hotspot/share/gc/z/zPhysicalMemory.cpp