um/x86: merge 32 and 64 bit variants of ptrace.h

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Richard Weinberger <richard@nod.at>

arch/x86/um/asm/ptrace.h

 #ifndef __UM_X86_PTRACE_H
 #define __UM_X86_PTRACE_H
 
-#ifdef CONFIG_X86_32
-# include "ptrace_32.h"
-#else
-# include "ptrace_64.h"
+#include <linux/compiler.h>
+#ifndef CONFIG_X86_32
+#define __FRAME_OFFSETS /* Needed to get the R* macros */
 #endif
+#include <asm/ptrace-generic.h>
+
+#define user_mode(r) UPT_IS_USER(&(r)->regs)
 
 #define PT_REGS_AX(r) UPT_AX(&(r)->regs)
 #define PT_REGS_BX(r) UPT_BX(&(r)->regs)
@@ -36,4 +38,52 @@ static inline long regs_return_value(struct pt_regs *regs)
 {
 	return PT_REGS_AX(regs);
 }
+
+/*
+ * Forward declaration to avoid including sysdep/tls.h, which causes a
+ * circular include, and compilation failures.
+ */
+struct user_desc;
+
+#ifdef CONFIG_X86_32
+
+#define HOST_AUDIT_ARCH AUDIT_ARCH_I386
+
+extern int ptrace_get_thread_area(struct task_struct *child, int idx,
+                                  struct user_desc __user *user_desc);
+
+extern int ptrace_set_thread_area(struct task_struct *child, int idx,
+                                  struct user_desc __user *user_desc);
+
+#else
+
+#define HOST_AUDIT_ARCH AUDIT_ARCH_X86_64
+
+#define PT_REGS_R8(r) UPT_R8(&(r)->regs)
+#define PT_REGS_R9(r) UPT_R9(&(r)->regs)
+#define PT_REGS_R10(r) UPT_R10(&(r)->regs)
+#define PT_REGS_R11(r) UPT_R11(&(r)->regs)
+#define PT_REGS_R12(r) UPT_R12(&(r)->regs)
+#define PT_REGS_R13(r) UPT_R13(&(r)->regs)
+#define PT_REGS_R14(r) UPT_R14(&(r)->regs)
+#define PT_REGS_R15(r) UPT_R15(&(r)->regs)
+
+#include <asm/errno.h>
+
+static inline int ptrace_get_thread_area(struct task_struct *child, int idx,
+                                         struct user_desc __user *user_desc)
+{
+        return -ENOSYS;
+}
+
+static inline int ptrace_set_thread_area(struct task_struct *child, int idx,
+                                         struct user_desc __user *user_desc)
+{
+        return -ENOSYS;
+}
+
+extern long arch_prctl(struct task_struct *task, int code,
+		       unsigned long __user *addr);
+
+#endif
 #endif /* __UM_X86_PTRACE_H */

arch/x86/um/asm/ptrace_32.h

-/* 
- * Copyright (C) 2000 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
- * Licensed under the GPL
- */
-
-#ifndef __UM_PTRACE_I386_H
-#define __UM_PTRACE_I386_H
-
-#define HOST_AUDIT_ARCH AUDIT_ARCH_I386
-
-#include "linux/compiler.h"
-#include "asm/ptrace-generic.h"
-
-#define user_mode(r) UPT_IS_USER(&(r)->regs)
-
-/*
- * Forward declaration to avoid including sysdep/tls.h, which causes a
- * circular include, and compilation failures.
- */
-struct user_desc;
-
-extern int ptrace_get_thread_area(struct task_struct *child, int idx,
-                                  struct user_desc __user *user_desc);
-
-extern int ptrace_set_thread_area(struct task_struct *child, int idx,
-                                  struct user_desc __user *user_desc);
-
-#endif

arch/x86/um/asm/ptrace_64.h

-/*
- * Copyright 2003 PathScale, Inc.
- *
- * Licensed under the GPL
- */
-
-#ifndef __UM_PTRACE_X86_64_H
-#define __UM_PTRACE_X86_64_H
-
-#include "linux/compiler.h"
-#include "asm/errno.h"
-
-#define __FRAME_OFFSETS /* Needed to get the R* macros */
-#include "asm/ptrace-generic.h"
-
-#define HOST_AUDIT_ARCH AUDIT_ARCH_X86_64
-
-#define PT_REGS_R8(r) UPT_R8(&(r)->regs)
-#define PT_REGS_R9(r) UPT_R9(&(r)->regs)
-#define PT_REGS_R10(r) UPT_R10(&(r)->regs)
-#define PT_REGS_R11(r) UPT_R11(&(r)->regs)
-#define PT_REGS_R12(r) UPT_R12(&(r)->regs)
-#define PT_REGS_R13(r) UPT_R13(&(r)->regs)
-#define PT_REGS_R14(r) UPT_R14(&(r)->regs)
-#define PT_REGS_R15(r) UPT_R15(&(r)->regs)
-
-/* XXX */
-#define user_mode(r) UPT_IS_USER(&(r)->regs)
-
-struct user_desc;
-
-static inline int ptrace_get_thread_area(struct task_struct *child, int idx,
-                                         struct user_desc __user *user_desc)
-{
-        return -ENOSYS;
-}
-
-static inline int ptrace_set_thread_area(struct task_struct *child, int idx,
-                                         struct user_desc __user *user_desc)
-{
-        return -ENOSYS;
-}
-
-extern long arch_prctl(struct task_struct *task, int code,
-		       unsigned long __user *addr);
-#endif