arch/s390/lib/uaccess.h

   1 /*
   2  *  arch/s390/uaccess.h
   3  *
   4  *    Copyright IBM Corp. 2007
   5  *
   6  */
   7
   8 #ifndef __ARCH_S390_LIB_UACCESS_H
   9 #define __ARCH_S390_LIB_UACCESS_H
  10
  11 extern size_t copy_from_user_std(size_t, const void __user *, void *);
  12 extern size_t copy_to_user_std(size_t, void __user *, const void *);
  13 extern size_t strnlen_user_std(size_t, const char __user *);
  14 extern size_t strncpy_from_user_std(size_t, const char __user *, char *);
  15 extern int futex_atomic_cmpxchg_std(u32 *, u32 __user *, u32, u32);
  16 extern int futex_atomic_op_std(int, u32 __user *, int, int *);
  17
  18 extern size_t copy_from_user_pt(size_t, const void __user *, void *);
  19 extern size_t copy_to_user_pt(size_t, void __user *, const void *);
  20 extern int futex_atomic_op_pt(int, u32 __user *, int, int *);
  21 extern int futex_atomic_cmpxchg_pt(u32 *, u32 __user *, u32, u32);
  22
  23 #endif /* __ARCH_S390_LIB_UACCESS_H */