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typedef struct { unsigned long bits[((((1 << 0))+32 -1)/32)]; } nodemask_t;

static inline __attribute__((always_inline))

int bitmap_empty(const unsigned long *src, int nbits)

{

  return ! (*src & ( ((nbits) % 32) ? (1UL<<((nbits) % 32))-1 : ~0UL ));

}

static inline __attribute__((always_inline))

int __nodes_empty(const nodemask_t *srcp, int nbits)

{

 return bitmap_empty(srcp->bits, nbits);

}

extern nodemask_t node_online_map;

void drain_array(void);

void drain_cpu_caches(void)

{

 int node;

 if (!__nodes_empty(&(node_online_map), (1 << 0)))

     for (((node)) = 0; ((node)) < 1; ((node))++)

     {

     }

 if (!__nodes_empty(&(node_online_map), (1 << 0)))

     drain_array();

}