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Code Issues Releases Wiki Activity

8300: switch to RAW_COPY_USER

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2017-03-28 01:22:03 -04:00
parent d597580d37
commit 33ab2da801
2 changed files with 7 additions and 4 deletions
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1
arch/h8300/Kconfig
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@ -22,6 +22,7 @@ config H8300
select HAVE_ARCH_KGDB
select HAVE_ARCH_HASH
select CPU_NO_EFFICIENT_FFS
select ARCH_HAS_RAW_COPY_USER
config RWSEM_GENERIC_SPINLOCK
def_bool y

10
arch/h8300/include/asm/uaccess.h
View file

@ -3,8 +3,8 @@
#include <linux/string.h>
static inline __must_check long __copy_from_user(void *to,
const void __user * from, unsigned long n)
static inline __must_check unsigned long
raw_copy_from_user(void *to, const void __user * from, unsigned long n)
{
if (__builtin_constant_p(n)) {
switch(n) {
@ -24,8 +24,8 @@ static inline __must_check long __copy_from_user(void *to,
return 0;
}
static inline __must_check long __copy_to_user(void __user *to,
const void *from, unsigned long n)
static inline __must_check unsigned long
raw_copy_to_user(void __user *to, const void *from, unsigned long n)
{
if (__builtin_constant_p(n)) {
switch(n) {
@ -46,6 +46,8 @@ static inline __must_check long __copy_to_user(void __user *to,
memcpy((void __force *)to, from, n);
return 0;
}
#define INLINE_COPY_FROM_USER
#define INLINE_COPY_TO_USER
#include <asm-generic/uaccess.h>