arch_futex_atomic_op_inuser
#define arch_futex_atomic_op_inuser arch_futex_atomic_op_inuser
int arch_futex_atomic_op_inuser(int op, int oparg, int *oval, u32 __user *uaddr)
int arch_futex_atomic_op_inuser(int op, u32 oparg, int *oval, u32 __user *uaddr);
EXPORT_SYMBOL(arch_futex_atomic_op_inuser);
#define arch_futex_atomic_op_inuser arch_futex_atomic_op_inuser
ret = arch_futex_atomic_op_inuser(op, oparg, &oldval, uaddr);