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583 grow_heap (heap_info *h, long diff) in grow_heap() argument589 diff = ALIGN_UP (diff, pagesize); in grow_heap()590 new_size = (long) h->size + diff; in grow_heap()612 shrink_heap (heap_info *h, long diff) in shrink_heap() argument616 new_size = (long) h->size - diff; in shrink_heap()624 if ((char *) MMAP ((char *) h + new_size, diff, PROT_NONE, in shrink_heap()631 __madvise ((char *) h + new_size, diff, MADV_DONTNEED); in shrink_heap()
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