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1 #ifndef _ASM_FUTEX_H
2 #define _ASM_FUTEX_H
3 
4 #ifdef __KERNEL__
5 
6 #include <linux/futex.h>
7 #include <asm/errno.h>
8 #include <asm/uaccess.h>
9 
10 extern int futex_atomic_op_inuser(int encoded_op, u32 __user *uaddr);
11 
12 static inline int
futex_atomic_cmpxchg_inatomic(u32 * uval,u32 __user * uaddr,u32 oldval,u32 newval)13 futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr,
14 			      u32 oldval, u32 newval)
15 {
16 	return -ENOSYS;
17 }
18 
19 #endif
20 #endif
21