hg: jdk7/hotspot-rt/hotspot: 6784100: getTimeNanos - CAS reduction

[xiaobin.lu at sun.com]

Changeset: 8a25d96bcf08
Author:    xlu
Date:      2008-12-19 14:40 -0800
URL:       http://hg.openjdk.java.net/jdk7/hotspot-rt/hotspot/rev/8a25d96bcf08

6784100: getTimeNanos - CAS reduction
Summary: Get rid of the CAS loop in getTimeNanos to reduce coherence traffic on Solaris.
Reviewed-by: acorn, kvn, ysr

! src/os/solaris/vm/os_solaris.cpp