diff options
-rw-r--r-- | include/asm-x86/uaccess.h | 9 | ||||
-rw-r--r-- | include/asm-x86/uaccess_32.h | 9 |
2 files changed, 9 insertions, 9 deletions
diff --git a/include/asm-x86/uaccess.h b/include/asm-x86/uaccess.h index 7c7b46af6368..0c4ab788d017 100644 --- a/include/asm-x86/uaccess.h +++ b/include/asm-x86/uaccess.h | |||
@@ -432,6 +432,15 @@ struct __large_struct { unsigned long buf[100]; }; | |||
432 | #define __get_user_unaligned __get_user | 432 | #define __get_user_unaligned __get_user |
433 | #define __put_user_unaligned __put_user | 433 | #define __put_user_unaligned __put_user |
434 | 434 | ||
435 | /* | ||
436 | * movsl can be slow when source and dest are not both 8-byte aligned | ||
437 | */ | ||
438 | #ifdef CONFIG_X86_INTEL_USERCOPY | ||
439 | extern struct movsl_mask { | ||
440 | int mask; | ||
441 | } ____cacheline_aligned_in_smp movsl_mask; | ||
442 | #endif | ||
443 | |||
435 | #ifdef CONFIG_X86_32 | 444 | #ifdef CONFIG_X86_32 |
436 | # include "uaccess_32.h" | 445 | # include "uaccess_32.h" |
437 | #else | 446 | #else |
diff --git a/include/asm-x86/uaccess_32.h b/include/asm-x86/uaccess_32.h index d3b5bf88ea86..3467749c6beb 100644 --- a/include/asm-x86/uaccess_32.h +++ b/include/asm-x86/uaccess_32.h | |||
@@ -11,15 +11,6 @@ | |||
11 | #include <asm/asm.h> | 11 | #include <asm/asm.h> |
12 | #include <asm/page.h> | 12 | #include <asm/page.h> |
13 | 13 | ||
14 | /* | ||
15 | * movsl can be slow when source and dest are not both 8-byte aligned | ||
16 | */ | ||
17 | #ifdef CONFIG_X86_INTEL_USERCOPY | ||
18 | extern struct movsl_mask { | ||
19 | int mask; | ||
20 | } ____cacheline_aligned_in_smp movsl_mask; | ||
21 | #endif | ||
22 | |||
23 | unsigned long __must_check __copy_to_user_ll | 14 | unsigned long __must_check __copy_to_user_ll |
24 | (void __user *to, const void *from, unsigned long n); | 15 | (void __user *to, const void *from, unsigned long n); |
25 | unsigned long __must_check __copy_from_user_ll | 16 | unsigned long __must_check __copy_from_user_ll |