linux-kernel - [PATCH 06/39] use something common for both architectures

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Date:	Fri, 27 Jun 2008 18:34:13 -0300
From:	Glauber Costa <gcosta@...hat.com>
To:	linux-kernel@...r.kernel.org
Cc:	tglx@...utronix.de, mingo@...e.hu, x86@...nel.org
Subject: [PATCH 06/39] 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 <gcosta@...hat.com>
---
 include/asm-x86/uaccess_32.h |    2 +-
 include/asm-x86/uaccess_64.h |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/asm-x86/uaccess_32.h b/include/asm-x86/uaccess_32.h
index 8e7595c..6a8adec 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 b8a2f43..83382c1 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)
-- 
1.5.5.1

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