hg: hsx/hotspot-gc/hotspot: 8015237: Parallelize string table scanning during strong root processing

[john.cuthbertson at oracle.com]

Changeset: 01522ca68fc7
Author:    johnc
Date:      2013-06-18 12:31 -0700
URL:       http://hg.openjdk.java.net/hsx/hotspot-gc/hotspot/rev/01522ca68fc7

8015237: Parallelize string table scanning during strong root processing
Summary: Parallelize the scanning of the intern string table by having each GC worker claim a given number of buckets. Changes were also reviewed by Per Liden <per.liden at oracle.com>.
Reviewed-by: tschatzl, stefank, twisti

! src/share/vm/classfile/symbolTable.cpp
! src/share/vm/classfile/symbolTable.hpp
! src/share/vm/memory/sharedHeap.cpp