CHUNK_OVERHEAD   1958 oshmem/mca/memheap/ptmalloc/malloc.c #define MIN_REQUEST         (MIN_CHUNK_SIZE - CHUNK_OVERHEAD - SIZE_T_ONE)
CHUNK_OVERHEAD   1962 oshmem/mca/memheap/ptmalloc/malloc.c    (((req) + CHUNK_OVERHEAD + CHUNK_ALIGN_MASK) & ~CHUNK_ALIGN_MASK)
CHUNK_OVERHEAD   2026 oshmem/mca/memheap/ptmalloc/malloc.c  (is_mmapped(p)? MMAP_CHUNK_OVERHEAD : CHUNK_OVERHEAD)
CHUNK_OVERHEAD   2307 oshmem/mca/memheap/ptmalloc/malloc.c #define MAX_SMALL_REQUEST (MAX_SMALL_SIZE - CHUNK_ALIGN_MASK - CHUNK_OVERHEAD)
CHUNK_OVERHEAD   4208 oshmem/mca/memheap/ptmalloc/malloc.c     size_t req = nb + alignment + MIN_CHUNK_SIZE - CHUNK_OVERHEAD;
CHUNK_OVERHEAD   4339 oshmem/mca/memheap/ptmalloc/malloc.c   mem = internal_malloc(m, size - CHUNK_OVERHEAD);