hg: jdk7/hotspot-gc/hotspot: 6774607: SIGSEGV or (!is_null(v), "oop value can never be zero") assertion when running with CMS and COOPs

y.s.ramakrishna at sun.com y.s.ramakrishna at sun.com
Mon Nov 24 12:46:35 PST 2008


Changeset: df4305d4c1a1
Author:    ysr
Date:      2008-11-24 09:53 -0800
URL:       http://hg.openjdk.java.net/jdk7/hotspot-gc/hotspot/rev/df4305d4c1a1

6774607: SIGSEGV or (!is_null(v),"oop value can never be zero") assertion when running with CMS and COOPs
Summary: Use the more permissive set_klass_or_null() and klass_or_null() interfaces in ParNew's workqueue overflow code that manipulates the klass-word.
Reviewed-by: coleenp

! src/share/vm/gc_implementation/parNew/parNewGeneration.cpp
! src/share/vm/oops/oop.inline.hpp




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