diff options
| author | Magnus Damm <magnus.damm@gmail.com> | 2008-02-07 19:50:52 +0900 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2008-02-14 14:22:09 +0900 |
| commit | 1e6760c5c4589d02a6877fb256b99c33dd8f1ede (patch) | |
| tree | 7da4be750339a538da9535c38ccdd8e69be61bdf /include/asm-sh/uaccess_32.h | |
| parent | 960c65e88452e761e257c6a20062c91c3e7fa5ac (diff) | |
sh: make copy_to/from_user() static inline
This patch changes copy_from_user() and copy_to_user() from macros
into static inline functions. This way we can use them as function
pointers. Also unify the 64 bit and 32 bit versions.
Signed-off-by: Magnus Damm <damm@igel.co.jp>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'include/asm-sh/uaccess_32.h')
| -rw-r--r-- | include/asm-sh/uaccess_32.h | 24 |
1 files changed, 3 insertions, 21 deletions
diff --git a/include/asm-sh/uaccess_32.h b/include/asm-sh/uaccess_32.h index b6082f3c1dc..c0318b60889 100644 --- a/include/asm-sh/uaccess_32.h +++ b/include/asm-sh/uaccess_32.h @@ -10,8 +10,8 @@ * Copyright (C) 1996, 1997, 1998 by Ralf Baechle * and i386 version. */ -#ifndef __ASM_SH_UACCESS_H -#define __ASM_SH_UACCESS_H +#ifndef __ASM_SH_UACCESS_32_H +#define __ASM_SH_UACCESS_32_H #include <linux/errno.h> #include <linux/sched.h> @@ -302,24 +302,6 @@ extern void __put_user_unknown(void); /* Return the number of bytes NOT copied */ __kernel_size_t __copy_user(void *to, const void *from, __kernel_size_t n); -#define copy_to_user(to,from,n) ({ \ -void *__copy_to = (void *) (to); \ -__kernel_size_t __copy_size = (__kernel_size_t) (n); \ -__kernel_size_t __copy_res; \ -if(__copy_size && __access_ok((unsigned long)__copy_to, __copy_size)) { \ -__copy_res = __copy_user(__copy_to, (void *) (from), __copy_size); \ -} else __copy_res = __copy_size; \ -__copy_res; }) - -#define copy_from_user(to,from,n) ({ \ -void *__copy_to = (void *) (to); \ -void *__copy_from = (void *) (from); \ -__kernel_size_t __copy_size = (__kernel_size_t) (n); \ -__kernel_size_t __copy_res; \ -if(__copy_size && __access_ok((unsigned long)__copy_from, __copy_size)) { \ -__copy_res = __copy_user(__copy_to, __copy_from, __copy_size); \ -} else __copy_res = __copy_size; \ -__copy_res; }) static __always_inline unsigned long __copy_from_user(void *to, const void __user *from, unsigned long n) @@ -507,4 +489,4 @@ struct exception_table_entry extern int fixup_exception(struct pt_regs *regs); -#endif /* __ASM_SH_UACCESS_H */ +#endif /* __ASM_SH_UACCESS_32_H */ |