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s390/uaccess: remove dead extern declarations, make functions static

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Remove some dead uaccess extern declarations and also make some functions
static, since they are only used locally.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Heiko Carstens 2014-01-20 17:07:42 +01:00 committed by Martin Schwidefsky
parent b03b467944
commit 0ff2fe5236
2 changed files with 2 additions and 11 deletions
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9
arch/s390/lib/uaccess.h
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@ -6,15 +6,6 @@
#ifndef __ARCH_S390_LIB_UACCESS_H #ifndef __ARCH_S390_LIB_UACCESS_H
#define __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_op_pt(int, u32 __user *, int, int *);
extern int futex_atomic_cmpxchg_pt(u32 *, u32 __user *, u32, u32); extern int futex_atomic_cmpxchg_pt(u32 *, u32 __user *, u32, u32);

4
arch/s390/lib/uaccess_pt.c
View file

@ -211,7 +211,7 @@ static __always_inline unsigned long __dat_user_addr(unsigned long uaddr,
return 0; return 0;
} }
size_t copy_from_user_pt(size_t n, const void __user *from, void *to) static size_t copy_from_user_pt(size_t n, const void __user *from, void *to)
{ {
size_t rc; size_t rc;
@ -223,7 +223,7 @@ size_t copy_from_user_pt(size_t n, const void __user *from, void *to)
return rc; return rc;
} }
size_t copy_to_user_pt(size_t n, void __user *to, const void *from) static size_t copy_to_user_pt(size_t n, void __user *to, const void *from)
{ {
if (segment_eq(get_fs(), KERNEL_DS)) if (segment_eq(get_fs(), KERNEL_DS))
return copy_in_kernel(n, to, (void __user *) from); return copy_in_kernel(n, to, (void __user *) from);