linux/utils/Atomic.h

   1 /*
   2  * Copyright (C) 2014-2015 Intel Corporation.
   3  */
   4
   5 #ifndef _LINUX_ATOMIC_H
   6 #define _LINUX_ATOMIC_H
   7
   8 int android_atomic_release_cas(int32_t oldvalue, int32_t newvalue,
   9                                volatile int32_t* addr)
  10 {
  11         return !__sync_bool_compare_and_swap(addr, oldvalue, newvalue);
  12 }
  13
  14 #define android_atomic_cmpxchg android_atomic_release_cas
  15
  16
  17 #endif /* _LINUX_ATOMIC_H */