summaryrefslogtreecommitdiffstats
path: root/arch/s390/lib/uaccess.h
blob: 315dbe09983e518b06326b2f730c45a176a57aa5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
/*
 *    Copyright IBM Corp. 2007
 *
 */

#ifndef __ARCH_S390_LIB_UACCESS_H
#define __ARCH_S390_LIB_UACCESS_H

extern size_t copy_from_user_std(size_t, const void __user *, void *);
extern size_t copy_to_user_std(size_t, void __user *, const void *);
extern size_t strnlen_user_std(size_t, const char __user *);
extern size_t strncpy_from_user_std(size_t, const char __user *, char *);
extern int futex_atomic_cmpxchg_std(u32 *, u32 __user *, u32, u32);
extern int futex_atomic_op_std(int, u32 __user *, int, int *);

extern size_t copy_from_user_pt(size_t, const void __user *, void *);
extern size_t copy_to_user_pt(size_t, void __user *, const void *);
extern int futex_atomic_op_pt(int, u32 __user *, int, int *);
extern int futex_atomic_cmpxchg_pt(u32 *, u32 __user *, u32, u32);

#endif /* __ARCH_S390_LIB_UACCESS_H */