hg: jdk-updates/jdk15u: 2 new changesets

[shade at redhat.com]

Changeset: 59e215d40a1d
Author:    zgu
Date:      2020-08-11 14:41 -0400
URL:       https://hg.openjdk.java.net/jdk-updates/jdk15u/rev/59e215d40a1d

8251359: Shenandoah: filter null oops before calling enqueue/SATB barrier
Reviewed-by: shade

! src/hotspot/share/gc/shenandoah/shenandoahBarrierSet.inline.hpp
! src/hotspot/share/gc/shenandoah/shenandoahHeap.cpp

Changeset: e09eb1fd9ed8
Author:    zgu
Date:      2020-08-18 13:34 -0400
URL:       https://hg.openjdk.java.net/jdk-updates/jdk15u/rev/e09eb1fd9ed8

8251910: Shenandoah: Handshake threads between weak-roots and reset phases
Reviewed-by: rkennke

! src/hotspot/share/gc/shenandoah/shenandoahControlThread.cpp
! src/hotspot/share/gc/shenandoah/shenandoahHeap.cpp
! src/hotspot/share/gc/shenandoah/shenandoahHeap.hpp
! src/hotspot/share/gc/shenandoah/shenandoahPhaseTimings.hpp