hg: shenandoah/jdk9/hotspot: Claim nmethods when marking to avoid multiple visits. Clear class loader claimed marks before remark phase.

[roman at kennke.org]

Changeset: 22106fcc9416
Author:    rkennke
Date:      2015-12-17 18:43 +0100
URL:       http://hg.openjdk.java.net/shenandoah/jdk9/hotspot/rev/22106fcc9416

Claim nmethods when marking to avoid multiple visits. Clear class loader claimed marks before remark phase.

! src/share/vm/gc/shenandoah/shenandoahConcurrentMark.cpp
! src/share/vm/gc/shenandoah/shenandoahHeap.cpp