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Diffstat (limited to 'arch/arc/include/asm/uaccess.h')
-rw-r--r--arch/arc/include/asm/uaccess.h25
1 files changed, 7 insertions, 18 deletions
diff --git a/arch/arc/include/asm/uaccess.h b/arch/arc/include/asm/uaccess.h
index 41faf17cd28d..f35974ee7264 100644
--- a/arch/arc/include/asm/uaccess.h
+++ b/arch/arc/include/asm/uaccess.h
@@ -24,12 +24,10 @@
#ifndef _ASM_ARC_UACCESS_H
#define _ASM_ARC_UACCESS_H
-#include <linux/sched.h>
-#include <asm/errno.h>
#include <linux/string.h> /* for generic string functions */
-#define __kernel_ok (segment_eq(get_fs(), KERNEL_DS))
+#define __kernel_ok (uaccess_kernel())
/*
* Algorithmically, for __user_ok() we want do:
@@ -170,7 +168,7 @@
static inline unsigned long
-__arc_copy_from_user(void *to, const void __user *from, unsigned long n)
+raw_copy_from_user(void *to, const void __user *from, unsigned long n)
{
long res = 0;
char val;
@@ -396,11 +394,8 @@ __arc_copy_from_user(void *to, const void __user *from, unsigned long n)
return res;
}
-extern unsigned long slowpath_copy_to_user(void __user *to, const void *from,
- unsigned long n);
-
static inline unsigned long
-__arc_copy_to_user(void __user *to, const void *from, unsigned long n)
+raw_copy_to_user(void __user *to, const void *from, unsigned long n)
{
long res = 0;
char val;
@@ -726,24 +721,20 @@ static inline long __arc_strnlen_user(const char __user *s, long n)
}
#ifndef CONFIG_CC_OPTIMIZE_FOR_SIZE
-#define __copy_from_user(t, f, n) __arc_copy_from_user(t, f, n)
-#define __copy_to_user(t, f, n) __arc_copy_to_user(t, f, n)
+
+#define INLINE_COPY_TO_USER
+#define INLINE_COPY_FROM_USER
+
#define __clear_user(d, n) __arc_clear_user(d, n)
#define __strncpy_from_user(d, s, n) __arc_strncpy_from_user(d, s, n)
#define __strnlen_user(s, n) __arc_strnlen_user(s, n)
#else
-extern long arc_copy_from_user_noinline(void *to, const void __user * from,
- unsigned long n);
-extern long arc_copy_to_user_noinline(void __user *to, const void *from,
- unsigned long n);
extern unsigned long arc_clear_user_noinline(void __user *to,
unsigned long n);
extern long arc_strncpy_from_user_noinline (char *dst, const char __user *src,
long count);
extern long arc_strnlen_user_noinline(const char __user *src, long n);
-#define __copy_from_user(t, f, n) arc_copy_from_user_noinline(t, f, n)
-#define __copy_to_user(t, f, n) arc_copy_to_user_noinline(t, f, n)
#define __clear_user(d, n) arc_clear_user_noinline(d, n)
#define __strncpy_from_user(d, s, n) arc_strncpy_from_user_noinline(d, s, n)
#define __strnlen_user(s, n) arc_strnlen_user_noinline(s, n)
@@ -752,6 +743,4 @@ extern long arc_strnlen_user_noinline(const char __user *src, long n);
#include <asm-generic/uaccess.h>
-extern int fixup_exception(struct pt_regs *regs);
-
#endif