hg: hsx/hotspot-gc/hotspot: 7118202: G1: eden size unnecessarily drops to a minimum

[tony.printezis at oracle.com]

Changeset: d23d2b18183e
Author:    tonyp
Date:      2011-12-07 12:54 -0500
URL:       http://hg.openjdk.java.net/hsx/hotspot-gc/hotspot/rev/d23d2b18183e

7118202: G1: eden size unnecessarily drops to a minimum
Summary: An integer underflow can cause the RSet lengths to be massively overpredicted which forces the eden size to the minimum.
Reviewed-by: brutisso, johnc

! src/share/vm/gc_implementation/g1/g1CollectorPolicy.cpp