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6792421: assert(_bitMap->isMarked(addr+size-1),inconsistent Printezis mark)

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The CMS concurrent precleaning and concurrent marking phases should work around classes that are undergoing redefinition.

Reviewed-by: ysr, tonyp
This commit is contained in:
Jon Masamitsu 2009-01-31 00:15:00 -08:00
parent d981bd442b
commit 39b23ff0a0
7 changed files with 64 additions and 11 deletions
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4
hotspot/src/share/vm/gc_interface/collectedHeap.hpp
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@ -42,6 +42,7 @@ class Thread;
class CollectedHeap : public CHeapObj {
friend class VMStructs;
friend class IsGCActiveMark; // Block structured external access to _is_gc_active
friend class constantPoolCacheKlass; // allocate() method inserts is_conc_safe
#ifdef ASSERT
static int _fire_out_of_memory_count;
@ -82,8 +83,6 @@ class CollectedHeap : public CHeapObj {
// Reinitialize tlabs before resuming mutators.
virtual void resize_all_tlabs();
debug_only(static void check_for_valid_allocation_state();)
protected:
// Allocate from the current thread's TLAB, with broken-out slow path.
inline static HeapWord* allocate_from_tlab(Thread* thread, size_t size);
@ -142,6 +141,7 @@ class CollectedHeap : public CHeapObj {
PRODUCT_RETURN;
virtual void check_for_non_bad_heap_word_value(HeapWord* addr, size_t size)
PRODUCT_RETURN;
debug_only(static void check_for_valid_allocation_state();)
public:
enum Name {