RFR (S): 8228388: Add information about dirty/skipped card for Merge HCC in G1 log

[Thomas Schatzl]

Hi Kim,

On Thu, 2019-07-18 at 15:47 -0400, Kim Barrett wrote:
> > On Jul 18, 2019, at 12:27 PM, Thomas Schatzl <
> > thomas.schatzl at oracle.com> wrote:
> > 
> > Hi all,
> > 
> >  can I have reviews for this small change that adds information
> > about how many cards were flushed/used from the HCC during GC?
> > 
> > [...]
> > 
> > CR:
> > https://bugs.openjdk.java.net/browse/JDK-8228388
> > Webrev:
> > http://cr.openjdk.java.net/~tschatzl/8228388/webrev/
> > Testing:
> > hs-tier1, local gc/g1 run, new test, eyeballing log message output
> > 
> > Thanks,
> >  Thomas
> 
> Looks good.
> 

  thanks for your review.

Thomas