From: Glauber Costa Date: Sat, 14 Jun 2008 00:01:46 +0000 (-0300) Subject: x86: use something common for both architectures. X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=be9d06bfd48934fbd56ccb7476eabccfa31b4afe;p=deliverable%2Flinux.git x86: use something common for both architectures. Using explicit hexa (0xFFFFFFUL) introduces an unnecessary difference between i386 and x86_64 because of the size of their long. Use -1UL instead. Signed-off-by: Glauber Costa Signed-off-by: H. Peter Anvin Signed-off-by: Ingo Molnar --- diff --git a/include/asm-x86/uaccess_32.h b/include/asm-x86/uaccess_32.h index eed8d9422b4d..2676b48ac0fa 100644 --- a/include/asm-x86/uaccess_32.h +++ b/include/asm-x86/uaccess_32.h @@ -25,7 +25,7 @@ #define MAKE_MM_SEG(s) ((mm_segment_t) { (s) }) -#define KERNEL_DS MAKE_MM_SEG(0xFFFFFFFFUL) +#define KERNEL_DS MAKE_MM_SEG(-1UL) #define USER_DS MAKE_MM_SEG(PAGE_OFFSET) #define get_ds() (KERNEL_DS) diff --git a/include/asm-x86/uaccess_64.h b/include/asm-x86/uaccess_64.h index 0077dbe9359e..3a81775136c8 100644 --- a/include/asm-x86/uaccess_64.h +++ b/include/asm-x86/uaccess_64.h @@ -22,7 +22,7 @@ #define MAKE_MM_SEG(s) ((mm_segment_t) { (s) }) -#define KERNEL_DS MAKE_MM_SEG(0xFFFFFFFFFFFFFFFFUL) +#define KERNEL_DS MAKE_MM_SEG(-1UL) #define USER_DS MAKE_MM_SEG(PAGE_OFFSET) #define get_ds() (KERNEL_DS)