bfin: switch to RAW_COPY_USER
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig
index 3c1bd64..919dad1 100644
--- a/arch/blackfin/Kconfig
+++ b/arch/blackfin/Kconfig
@@ -41,6 +41,7 @@
select MODULES_USE_ELF_RELA
select HAVE_DEBUG_STACKOVERFLOW
select HAVE_NMI
+ select ARCH_HAS_RAW_COPY_USER
config GENERIC_CSUM
def_bool y
diff --git a/arch/blackfin/include/asm/uaccess.h b/arch/blackfin/include/asm/uaccess.h
index 9019ccc..f54a34f 100644
--- a/arch/blackfin/include/asm/uaccess.h
+++ b/arch/blackfin/include/asm/uaccess.h
@@ -144,41 +144,23 @@ static inline int bad_user_access_length(void)
: "a" (__ptr(ptr))); \
})
-#define __copy_to_user_inatomic __copy_to_user
-#define __copy_from_user_inatomic __copy_from_user
-
static inline unsigned long __must_check
-__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)
{
memcpy(to, (const void __force *)from, n);
return 0;
}
static inline unsigned long __must_check
-__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)
{
memcpy((void __force *)to, from, n);
SSYNC();
return 0;
}
-static inline unsigned long __must_check
-copy_from_user(void *to, const void __user *from, unsigned long n)
-{
- if (likely(access_ok(VERIFY_READ, from, n)))
- return __copy_from_user(to, from, n);
- memset(to, 0, n);
- return n;
-}
-
-static inline unsigned long __must_check
-copy_to_user(void __user *to, const void *from, unsigned long n)
-{
- if (likely(access_ok(VERIFY_WRITE, to, n)))
- return __copy_to_user(to, from, n);
- return n;
-}
-
+#define INLINE_COPY_FROM_USER
+#define INLINE_COPY_TO_USER
/*
* Copy a null terminated string from userspace.
*/
