Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f6a2e7f2012eeced1dbf093bb98a1c38fee91f78
Commit: f6a2e7f2012eeced1dbf093bb98a1c38fee91f78
Parent: 686d8c63d530a5cfdbab2523825e37b904be56f9
Author: Thomas Gleixner <[EMAIL PROTECTED]>
AuthorDate: Wed Oct 17 18:04:40 2007 +0200
Committer: Thomas Gleixner <[EMAIL PROTECTED]>
CommitDate: Wed Oct 17 20:16:47 2007 +0200
x86: unify include/asm/ldt_32/64.h
The additional struct member of user_desc can be made conditional for
64 bit compiles.
Signed-off-by: Thomas Gleixner <[EMAIL PROTECTED]>
Signed-off-by: Ingo Molnar <[EMAIL PROTECTED]>
---
include/asm-x86/Kbuild | 2 -
include/asm-x86/ldt.h | 51 +++++++++++++++++++++++++++++++++++----------
include/asm-x86/ldt_32.h | 32 ----------------------------
include/asm-x86/ldt_64.h | 36 --------------------------------
4 files changed, 39 insertions(+), 82 deletions(-)
diff --git a/include/asm-x86/Kbuild b/include/asm-x86/Kbuild
index 30f2244..a0c0b80 100644
--- a/include/asm-x86/Kbuild
+++ b/include/asm-x86/Kbuild
@@ -4,8 +4,6 @@ header-y += boot.h
header-y += debugreg_32.h
header-y += debugreg_64.h
header-y += debugreg.h
-header-y += ldt_32.h
-header-y += ldt_64.h
header-y += ldt.h
header-y += msr-index.h
header-y += prctl.h
diff --git a/include/asm-x86/ldt.h b/include/asm-x86/ldt.h
index 3d9cc20..20c5972 100644
--- a/include/asm-x86/ldt.h
+++ b/include/asm-x86/ldt.h
@@ -1,13 +1,40 @@
-#ifdef __KERNEL__
-# ifdef CONFIG_X86_32
-# include "ldt_32.h"
-# else
-# include "ldt_64.h"
-# endif
-#else
-# ifdef __i386__
-# include "ldt_32.h"
-# else
-# include "ldt_64.h"
-# endif
+/*
+ * ldt.h
+ *
+ * Definitions of structures used with the modify_ldt system call.
+ */
+#ifndef _ASM_X86_LDT_H
+#define _ASM_X86_LDT_H
+
+/* Maximum number of LDT entries supported. */
+#define LDT_ENTRIES 8192
+/* The size of each LDT entry. */
+#define LDT_ENTRY_SIZE 8
+
+#ifndef __ASSEMBLY__
+/*
+ * Note on 64bit base and limit is ignored and you cannot set DS/ES/CS
+ * not to the default values if you still want to do syscalls. This
+ * call is more for 32bit mode therefore.
+ */
+struct user_desc {
+ unsigned int entry_number;
+ unsigned int base_addr;
+ unsigned int limit;
+ unsigned int seg_32bit:1;
+ unsigned int contents:2;
+ unsigned int read_exec_only:1;
+ unsigned int limit_in_pages:1;
+ unsigned int seg_not_present:1;
+ unsigned int useable:1;
+#ifdef __x86_64__
+ unsigned int lm:1;
+#endif
+};
+
+#define MODIFY_LDT_CONTENTS_DATA 0
+#define MODIFY_LDT_CONTENTS_STACK 1
+#define MODIFY_LDT_CONTENTS_CODE 2
+
+#endif /* !__ASSEMBLY__ */
#endif
diff --git a/include/asm-x86/ldt_32.h b/include/asm-x86/ldt_32.h
deleted file mode 100644
index e9d3de1..0000000
--- a/include/asm-x86/ldt_32.h
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- * ldt.h
- *
- * Definitions of structures used with the modify_ldt system call.
- */
-#ifndef _LINUX_LDT_H
-#define _LINUX_LDT_H
-
-/* Maximum number of LDT entries supported. */
-#define LDT_ENTRIES 8192
-/* The size of each LDT entry. */
-#define LDT_ENTRY_SIZE 8
-
-#ifndef __ASSEMBLY__
-struct user_desc {
- unsigned int entry_number;
- unsigned long base_addr;
- unsigned int limit;
- unsigned int seg_32bit:1;
- unsigned int contents:2;
- unsigned int read_exec_only:1;
- unsigned int limit_in_pages:1;
- unsigned int seg_not_present:1;
- unsigned int useable:1;
-};
-
-#define MODIFY_LDT_CONTENTS_DATA 0
-#define MODIFY_LDT_CONTENTS_STACK 1
-#define MODIFY_LDT_CONTENTS_CODE 2
-
-#endif /* !__ASSEMBLY__ */
-#endif
diff --git a/include/asm-x86/ldt_64.h b/include/asm-x86/ldt_64.h
deleted file mode 100644
index 9ef647b..0000000
--- a/include/asm-x86/ldt_64.h
+++ /dev/null
@@ -1,36 +0,0 @@
-/*
- * ldt.h
- *
- * Definitions of structures used with the modify_ldt system call.
- */
-#ifndef _LINUX_LDT_H
-#define _LINUX_LDT_H
-
-/* Maximum number of LDT entries supported. */
-#define LDT_ENTRIES 8192
-/* The size of each LDT entry. */
-#define LDT_ENTRY_SIZE 8
-
-#ifndef __ASSEMBLY__
-/* Note on 64bit base and limit is ignored and you cannot set
- DS/ES/CS not to the default values if you still want to do syscalls. This
- call is more for 32bit mode therefore. */
-struct user_desc {
- unsigned int entry_number;
- unsigned int base_addr;
- unsigned int limit;
- unsigned int seg_32bit:1;
- unsigned int contents:2;
- unsigned int read_exec_only:1;
- unsigned int limit_in_pages:1;
- unsigned int seg_not_present:1;
- unsigned int useable:1;
- unsigned int lm:1;
-};
-
-#define MODIFY_LDT_CONTENTS_DATA 0
-#define MODIFY_LDT_CONTENTS_STACK 1
-#define MODIFY_LDT_CONTENTS_CODE 2
-
-#endif /* !__ASSEMBLY__ */
-#endif
-
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