hg: jdk8u/jdk8u-dev/hotspot: 3 new changesets

[david.holmes at oracle.com]

Changeset: 27ae9bbef86a
Author:    tschatzl
Date:      2016-12-15 19:48 -0500
URL:       http://hg.openjdk.java.net/jdk8u/jdk8u-dev/hotspot/rev/27ae9bbef86a

8147910: Cache initial active_processor_count
Summary: Introduce and initialize active_processor_count variable in VM.
Reviewed-by: dholmes, jprovino

! src/share/vm/runtime/os.cpp
! src/share/vm/runtime/os.hpp

Changeset: 9975dd8382d5
Author:    tschatzl
Date:      2016-12-15 20:00 -0500
URL:       http://hg.openjdk.java.net/jdk8u/jdk8u-dev/hotspot/rev/9975dd8382d5

8161993: G1 crashes if active_processor_count changes during startup
Summary: Use the initial active processor count for memory initialization instead of the current active one.
Reviewed-by: dholmes, mgerdin

! src/share/vm/gc_implementation/g1/concurrentMark.cpp
! src/share/vm/gc_implementation/g1/dirtyCardQueue.cpp
! src/share/vm/runtime/vm_version.cpp

Changeset: 0c6912513be1
Author:    dholmes
Date:      2016-12-19 19:39 -0500
URL:       http://hg.openjdk.java.net/jdk8u/jdk8u-dev/hotspot/rev/0c6912513be1

Merge