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      1 #ifndef FIO_POW2_H
      2 #define FIO_POW2_H
      3 
      4 #include <inttypes.h>
      5 #include "types.h"
      6 
      7 static inline bool is_power_of_2(uint64_t val)
      8 {
      9 	return (val != 0 && ((val & (val - 1)) == 0));
     10 }
     11 
     12 #endif
     13