Commit 0ff2fe52 authored by Heiko Carstens's avatar Heiko Carstens Committed by Martin Schwidefsky
Browse files

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



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

Signed-off-by: default avatarHeiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
parent b03b4679

arch/s390/lib/uaccess.h

+0 −9
Original line number Diff line number Diff line
@@ -6,15 +6,6 @@ 
#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);

arch/s390/lib/uaccess_pt.c

+2 −2
Original line number Diff line number Diff line
@@ -211,7 +211,7 @@ static __always_inline unsigned long __dat_user_addr(unsigned long uaddr, 
	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;
@@ -223,7 +223,7 @@ size_t copy_from_user_pt(size_t n, const void __user *from, void *to) 
	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))

		return copy_in_kernel(n, to, (void __user *) from);