hg: jdk9/hs-rt/hotspot: 2 new changesets

[stefan.johansson at oracle.com]

Changeset: a4073f876e3a
Author:    sjohanss
Date:      2016-04-14 08:30 +0200
URL:       http://hg.openjdk.java.net/jdk9/hs-rt/hotspot/rev/a4073f876e3a

8154051: Change G1YoungGenSizer to use UL log_warning instead of warning
Reviewed-by: brutisso, mgerdin

! src/share/vm/gc/g1/g1YoungGenSizer.cpp

Changeset: 6acb563d8621
Author:    sjohanss
Date:      2016-04-14 08:30 +0200
URL:       http://hg.openjdk.java.net/jdk9/hs-rt/hotspot/rev/6acb563d8621

8153745: Avoid spawning G1ParPreserveCMReferentsTask when there is no work to be done
Reviewed-by: brutisso, jmasa, tschatzl

! src/share/vm/gc/g1/g1CollectedHeap.cpp
! src/share/vm/gc/shared/referenceProcessor.cpp
! src/share/vm/gc/shared/referenceProcessor.hpp