7005259: CMS: BubbleUpRef asserts referent(obj)->is_oop() failed: Enqueued a bad referent
Summary: Relaxed the assert by allowing NULL referents when discovery may be concurrent.
Reviewed-by: johnc, jcoomes
/*
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#ifndef SHARE_VM_MEMORY_GENREMSET_INLINE_HPP
#define SHARE_VM_MEMORY_GENREMSET_INLINE_HPP
// Inline functions of GenRemSet, which de-virtualize this
// performance-critical call when when the rem set is the most common
// card-table kind.
void GenRemSet::write_ref_field_gc(void* field, oop new_val) {
if (kind() == CardTableModRef) {
((CardTableRS*)this)->inline_write_ref_field_gc(field, new_val);
} else {
write_ref_field_gc_work(field, new_val);
}
}
#endif // SHARE_VM_MEMORY_GENREMSET_INLINE_HPP