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x86: put movsl_mask into uaccess.h.

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x86_64 does not need it, but it won't have X86_INTEL_USERCOPY
defined either.

Signed-off-by: Glauber Costa <gcosta@redhat.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Glauber Costa 2008-06-25 14:53:41 -03:00 committed by Ingo Molnar
parent 8cb834e99f
commit 8bc7de0c5d
2 changed files with 9 additions and 9 deletions
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9
include/asm-x86/uaccess.h
View file

@ -432,6 +432,15 @@ struct __large_struct { unsigned long buf[100]; };
#define __get_user_unaligned __get_user
#define __put_user_unaligned __put_user
/*
* movsl can be slow when source and dest are not both 8-byte aligned
*/
#ifdef CONFIG_X86_INTEL_USERCOPY
extern struct movsl_mask {
int mask;
} ____cacheline_aligned_in_smp movsl_mask;
#endif
#ifdef CONFIG_X86_32
# include "uaccess_32.h"
#else

9
include/asm-x86/uaccess_32.h
View file

@ -11,15 +11,6 @@
#include <asm/asm.h>
#include <asm/page.h>
/*
* movsl can be slow when source and dest are not both 8-byte aligned
*/
#ifdef CONFIG_X86_INTEL_USERCOPY
extern struct movsl_mask {
int mask;
} ____cacheline_aligned_in_smp movsl_mask;
#endif
unsigned long __must_check __copy_to_user_ll
(void __user *to, const void *from, unsigned long n);
unsigned long __must_check __copy_from_user_ll