hg: jdk/jdk: 4 new changesets

[per.liden at oracle.com]

Changeset: da5b0111c93c
Author:    pliden
Date:      2018-08-09 11:24 +0200
URL:       http://hg.openjdk.java.net/jdk/jdk/rev/da5b0111c93c

8207756: ZGC: jstat should show CGC STW phases
Reviewed-by: pliden, ysuenaga, eosterlund
Contributed-by: yasuenag at gmail.com, per.liden at oracle.com

! src/hotspot/share/gc/shared/vmGCOperations.hpp
! src/hotspot/share/gc/z/zDriver.cpp
! src/hotspot/share/gc/z/zServiceability.cpp
! src/hotspot/share/gc/z/zServiceability.hpp

Changeset: 7504e7937183
Author:    pliden
Date:      2018-08-09 11:24 +0200
URL:       http://hg.openjdk.java.net/jdk/jdk/rev/7504e7937183

8209125: ZGC: Clean up ZServiceabilityCounters
Reviewed-by: eosterlund, tschatzl

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

Changeset: 31b0e90ddbf0
Author:    pliden
Date:      2018-08-09 11:24 +0200
URL:       http://hg.openjdk.java.net/jdk/jdk/rev/31b0e90ddbf0

8209126: ZGC: ZMarkStackAllocator::is_initialized() never called
Reviewed-by: eosterlund, tschatzl

! src/hotspot/share/gc/z/zHeap.cpp
! src/hotspot/share/gc/z/zMark.cpp
! src/hotspot/share/gc/z/zMark.hpp

Changeset: d98f2adf09c9
Author:    pliden
Date:      2018-08-09 11:24 +0200
URL:       http://hg.openjdk.java.net/jdk/jdk/rev/d98f2adf09c9

8209127: ZGC: Improve error message when failing to map memory for mark stacks
Reviewed-by: eosterlund, tschatzl

! src/hotspot/share/gc/z/zMarkStack.cpp
! src/hotspot/share/gc/z/zMarkStack.hpp