RFR: 8212827: GlobalCounter should support nested critical sections

[Thomas Schatzl]

Hi,

On Fri, 2018-10-26 at 16:16 -0400, Kim Barrett wrote:
> > On Oct 26, 2018, at 4:06 AM, Robbin Ehn <robbin.ehn at oracle.com>
> > wrote:
> > I would like the return value here:
> > 
[...]
> There were enough changes involved in this that I'm providing new
> webrevs for your consideration:
> full: http://cr.openjdk.java.net/~kbarrett/8212827/open.01/
> incr: http://cr.openjdk.java.net/~kbarrett/8212827/open.01.inc/
> 
> Testing: local (linux-x64) tier1.
> 

  looks good to me.

Thomas