Index: linux-2.6.15/include/asm-um/ldt-i386.h
===================================================================
--- linux-2.6.15.orig/include/asm-um/ldt-i386.h
+++ linux-2.6.15/include/asm-um/ldt-i386.h
@@ -9,7 +9,7 @@
 #define __ASM_LDT_I386_H
 
 #include "asm/semaphore.h"
-#include "asm/arch/ldt.h"
+#include "asm/host_ldt.h"
 
 struct mmu_context_skas;
 extern void ldt_host_info(void);
@@ -38,32 +38,4 @@ typedef struct uml_ldt {
 	} u;
 } uml_ldt_t;
 
-/*
- * macros stolen from include/asm-i386/desc.h
- */
-#define LDT_entry_a(info) \
-	((((info)->base_addr & 0x0000ffff) << 16) | ((info)->limit & 0x0ffff))
-
-#define LDT_entry_b(info) \
-	(((info)->base_addr & 0xff000000) | \
-	(((info)->base_addr & 0x00ff0000) >> 16) | \
-	((info)->limit & 0xf0000) | \
-	(((info)->read_exec_only ^ 1) << 9) | \
-	((info)->contents << 10) | \
-	(((info)->seg_not_present ^ 1) << 15) | \
-	((info)->seg_32bit << 22) | \
-	((info)->limit_in_pages << 23) | \
-	((info)->useable << 20) | \
-	0x7000)
-
-#define LDT_empty(info) (\
-	(info)->base_addr	== 0	&& \
-	(info)->limit		== 0	&& \
-	(info)->contents	== 0	&& \
-	(info)->read_exec_only	== 1	&& \
-	(info)->seg_32bit	== 0	&& \
-	(info)->limit_in_pages	== 0	&& \
-	(info)->seg_not_present	== 1	&& \
-	(info)->useable		== 0	)
-
 #endif
Index: linux-2.6.15/include/asm-um/ldt-x86_64.h
===================================================================
--- linux-2.6.15.orig/include/asm-um/ldt-x86_64.h
+++ linux-2.6.15/include/asm-um/ldt-x86_64.h
@@ -9,7 +9,7 @@
 #define __ASM_LDT_X86_64_H
 
 #include "asm/semaphore.h"
-#include "asm/arch/ldt.h"
+#include "asm/host_ldt.h"
 
 struct mmu_context_skas;
 extern void ldt_host_info(void);
@@ -38,36 +38,4 @@ typedef struct uml_ldt {
 	} u;
 } uml_ldt_t;
 
-/*
- * macros stolen from include/asm-x86_64/desc.h
- */
-#define LDT_entry_a(info) \
-	((((info)->base_addr & 0x0000ffff) << 16) | ((info)->limit & 0x0ffff))
-
-/* Don't allow setting of the lm bit. It is useless anyways because
- * 64bit system calls require __USER_CS. */
-#define LDT_entry_b(info) \
-	(((info)->base_addr & 0xff000000) | \
-	(((info)->base_addr & 0x00ff0000) >> 16) | \
-	((info)->limit & 0xf0000) | \
-	(((info)->read_exec_only ^ 1) << 9) | \
-	((info)->contents << 10) | \
-	(((info)->seg_not_present ^ 1) << 15) | \
-	((info)->seg_32bit << 22) | \
-	((info)->limit_in_pages << 23) | \
-	((info)->useable << 20) | \
-	/* ((info)->lm << 21) | */ \
-	0x7000)
-
-#define LDT_empty(info) (\
-	(info)->base_addr	== 0	&& \
-	(info)->limit		== 0	&& \
-	(info)->contents	== 0	&& \
-	(info)->read_exec_only	== 1	&& \
-	(info)->seg_32bit	== 0	&& \
-	(info)->limit_in_pages	== 0	&& \
-	(info)->seg_not_present	== 1	&& \
-	(info)->useable		== 0	&& \
-	(info)->lm              == 0)
-
 #endif
Index: linux-2.6.15/arch/um/Makefile
===================================================================
--- linux-2.6.15.orig/arch/um/Makefile
+++ linux-2.6.15/arch/um/Makefile
@@ -17,7 +17,7 @@ core-y			+= $(ARCH_DIR)/kernel/		\
 
 # Have to precede the include because the included Makefiles reference them.
 SYMLINK_HEADERS := archparam.h system.h sigcontext.h processor.h ptrace.h \
-	module.h vm-flags.h elf.h ldt.h
+	module.h vm-flags.h elf.h host_ldt.h
 SYMLINK_HEADERS := $(foreach header,$(SYMLINK_HEADERS),include/asm-um/$(header))
 
 # XXX: The "os" symlink is only used by arch/um/include/os.h, which includes
Index: linux-2.6.15/include/asm-um/host_ldt-i386.h
===================================================================
--- /dev/null
+++ linux-2.6.15/include/asm-um/host_ldt-i386.h
@@ -0,0 +1,34 @@
+#ifndef __ASM_HOST_LDT_I386_H
+#define __ASM_HOST_LDT_I386_H
+
+#include "asm/arch/ldt.h"
+
+/*
+ * macros stolen from include/asm-i386/desc.h
+ */
+#define LDT_entry_a(info) \
+	((((info)->base_addr & 0x0000ffff) << 16) | ((info)->limit & 0x0ffff))
+
+#define LDT_entry_b(info) \
+	(((info)->base_addr & 0xff000000) | \
+	(((info)->base_addr & 0x00ff0000) >> 16) | \
+	((info)->limit & 0xf0000) | \
+	(((info)->read_exec_only ^ 1) << 9) | \
+	((info)->contents << 10) | \
+	(((info)->seg_not_present ^ 1) << 15) | \
+	((info)->seg_32bit << 22) | \
+	((info)->limit_in_pages << 23) | \
+	((info)->useable << 20) | \
+	0x7000)
+
+#define LDT_empty(info) (\
+	(info)->base_addr	== 0	&& \
+	(info)->limit		== 0	&& \
+	(info)->contents	== 0	&& \
+	(info)->read_exec_only	== 1	&& \
+	(info)->seg_32bit	== 0	&& \
+	(info)->limit_in_pages	== 0	&& \
+	(info)->seg_not_present	== 1	&& \
+	(info)->useable		== 0	)
+
+#endif
Index: linux-2.6.15/include/asm-um/host_ldt-x86_64.h
===================================================================
--- /dev/null
+++ linux-2.6.15/include/asm-um/host_ldt-x86_64.h
@@ -0,0 +1,38 @@
+#ifndef __ASM_HOST_LDT_X86_64_H
+#define __ASM_HOST_LDT_X86_64_H
+
+#include "asm/arch/ldt.h"
+
+/*
+ * macros stolen from include/asm-x86_64/desc.h
+ */
+#define LDT_entry_a(info) \
+	((((info)->base_addr & 0x0000ffff) << 16) | ((info)->limit & 0x0ffff))
+
+/* Don't allow setting of the lm bit. It is useless anyways because
+ * 64bit system calls require __USER_CS. */
+#define LDT_entry_b(info) \
+	(((info)->base_addr & 0xff000000) | \
+	(((info)->base_addr & 0x00ff0000) >> 16) | \
+	((info)->limit & 0xf0000) | \
+	(((info)->read_exec_only ^ 1) << 9) | \
+	((info)->contents << 10) | \
+	(((info)->seg_not_present ^ 1) << 15) | \
+	((info)->seg_32bit << 22) | \
+	((info)->limit_in_pages << 23) | \
+	((info)->useable << 20) | \
+	/* ((info)->lm << 21) | */ \
+	0x7000)
+
+#define LDT_empty(info) (\
+	(info)->base_addr	== 0	&& \
+	(info)->limit		== 0	&& \
+	(info)->contents	== 0	&& \
+	(info)->read_exec_only	== 1	&& \
+	(info)->seg_32bit	== 0	&& \
+	(info)->limit_in_pages	== 0	&& \
+	(info)->seg_not_present	== 1	&& \
+	(info)->useable		== 0	&& \
+	(info)->lm              == 0)
+
+#endif
Index: linux-2.6.15/include/asm-um/ldt.h
===================================================================
--- /dev/null
+++ linux-2.6.15/include/asm-um/ldt.h
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2004 Fujitsu Siemens Computers GmbH
+ * Licensed under the GPL
+ *
+ * Author: Bodo Stroesser <bstroesser@fujitsu-siemens.com>
+ */
+
+#ifndef __ASM_LDT_H
+#define __ASM_LDT_H
+
+#include "asm/semaphore.h"
+#include "asm/host_ldt.h"
+
+struct mmu_context_skas;
+extern void ldt_host_info(void);
+extern long init_new_ldt(struct mmu_context_skas * to_mm,
+			 struct mmu_context_skas * from_mm);
+extern void free_ldt(struct mmu_context_skas * mm);
+
+#define LDT_PAGES_MAX \
+	((LDT_ENTRIES * LDT_ENTRY_SIZE)/PAGE_SIZE)
+#define LDT_ENTRIES_PER_PAGE \
+	(PAGE_SIZE/LDT_ENTRY_SIZE)
+#define LDT_DIRECT_ENTRIES \
+	((LDT_PAGES_MAX*sizeof(void *))/LDT_ENTRY_SIZE)
+
+struct ldt_entry {
+	__u32 a;
+	__u32 b;
+};
+
+typedef struct uml_ldt {
+	int entry_count;
+	struct semaphore semaphore;
+	union {
+		struct ldt_entry * pages[LDT_PAGES_MAX];
+		struct ldt_entry entries[LDT_DIRECT_ENTRIES];
+	} u;
+} uml_ldt_t;
+
+#endif
Index: linux-2.6.15/include/asm-um/processor-i386.h
===================================================================
--- linux-2.6.15.orig/include/asm-um/processor-i386.h
+++ linux-2.6.15/include/asm-um/processor-i386.h
@@ -7,7 +7,7 @@
 #define __UM_PROCESSOR_I386_H
 
 #include "linux/string.h"
-#include "asm/ldt.h"
+#include "asm/host_ldt.h"
 #include "asm/segment.h"
 
 extern int host_has_xmm;
Index: linux-2.6.15/include/asm-um/ptrace-i386.h
===================================================================
--- linux-2.6.15.orig/include/asm-um/ptrace-i386.h
+++ linux-2.6.15/include/asm-um/ptrace-i386.h
@@ -11,7 +11,7 @@
 #include "linux/compiler.h"
 #include "sysdep/ptrace.h"
 #include "asm/ptrace-generic.h"
-#include "asm/ldt.h"
+#include "asm/host_ldt.h"
 #include "choose-mode.h"
 
 #define PT_REGS_EAX(r) UPT_EAX(&(r)->regs)
Index: linux-2.6.15/include/asm-um/ptrace-x86_64.h
===================================================================
--- linux-2.6.15.orig/include/asm-um/ptrace-x86_64.h
+++ linux-2.6.15/include/asm-um/ptrace-x86_64.h
@@ -9,7 +9,7 @@
 
 #include "linux/compiler.h"
 #include "asm/errno.h"
-#include "asm/ldt.h"
+#include "asm/host_ldt.h"
 
 #define signal_fault signal_fault_x86_64
 #define __FRAME_OFFSETS /* Needed to get the R* macros */
