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7197666: java -d64 -version core dumps in a box with lots of memory

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Allow task queues to be mmapped instead of malloced on Solaris

Reviewed-by: coleenp, jmasa, johnc, tschatzl
This commit is contained in:
Bengt Rutisson 2013-04-08 07:49:28 +02:00
parent fabb8c6e25
commit 4a685f181b
4 changed files with 72 additions and 3 deletions
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3
hotspot/src/share/vm/utilities/taskqueue.hpp
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@ -253,6 +253,7 @@ public:
template <class E, MEMFLAGS F, unsigned int N = TASKQUEUE_SIZE>
class GenericTaskQueue: public TaskQueueSuper<N, F> {
ArrayAllocator<E, F> _array_allocator;
protected:
typedef typename TaskQueueSuper<N, F>::Age Age;
typedef typename TaskQueueSuper<N, F>::idx_t idx_t;
@ -314,7 +315,7 @@ GenericTaskQueue<E, F, N>::GenericTaskQueue() {
template<class E, MEMFLAGS F, unsigned int N>
void GenericTaskQueue<E, F, N>::initialize() {
_elems = NEW_C_HEAP_ARRAY(E, N, F);
_elems = _array_allocator.allocate(N);
}
template<class E, MEMFLAGS F, unsigned int N>