hg: hsx/hotspot-main/hotspot: 7119584: UseParallelGC barrier task can be overwritten.

[jon.masamitsu at oracle.com]

Changeset: 6d7d0790074d
Author:    jmasa
Date:      2011-12-09 19:28 -0800
URL:       http://hg.openjdk.java.net/hsx/hotspot-main/hotspot/rev/6d7d0790074d

7119584: UseParallelGC barrier task can be overwritten.
Summary: Provoke a GC for a metadata allocation failure.
Reviewed-by: johnc, iveresov

! src/share/vm/gc_implementation/parallelScavenge/gcTaskManager.cpp
! src/share/vm/gc_implementation/parallelScavenge/gcTaskThread.cpp