diff options
Diffstat (limited to 'arch/x86/include/asm/uaccess.h')
-rw-r--r-- | arch/x86/include/asm/uaccess.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/x86/include/asm/uaccess.h b/arch/x86/include/asm/uaccess.h index b685ece89d5c..512ee87062c2 100644 --- a/arch/x86/include/asm/uaccess.h +++ b/arch/x86/include/asm/uaccess.h | |||
@@ -25,7 +25,12 @@ | |||
25 | #define MAKE_MM_SEG(s) ((mm_segment_t) { (s) }) | 25 | #define MAKE_MM_SEG(s) ((mm_segment_t) { (s) }) |
26 | 26 | ||
27 | #define KERNEL_DS MAKE_MM_SEG(-1UL) | 27 | #define KERNEL_DS MAKE_MM_SEG(-1UL) |
28 | #define USER_DS MAKE_MM_SEG(PAGE_OFFSET) | 28 | |
29 | #ifdef CONFIG_X86_32 | ||
30 | # define USER_DS MAKE_MM_SEG(PAGE_OFFSET) | ||
31 | #else | ||
32 | # define USER_DS MAKE_MM_SEG(__VIRTUAL_MASK) | ||
33 | #endif | ||
29 | 34 | ||
30 | #define get_ds() (KERNEL_DS) | 35 | #define get_ds() (KERNEL_DS) |
31 | #define get_fs() (current_thread_info()->addr_limit) | 36 | #define get_fs() (current_thread_info()->addr_limit) |