From 570f05df660c08eac21bf000af8f12667ed948ac Mon Sep 17 00:00:00 2001
From: Jan Blunck <jblunck@suse.de>
Date: Fri, 19 Oct 2007 20:35:04 +0200
Subject: [PATCH] --- yaml --- r: 71703 b: refs/heads/master c:
 f1df280f53d7c3ce8613a3b25d1efe009b9860dd h: refs/heads/master i:   71701:
 c90ccad1223093c7230836bb132ac24330f389bf   71699:
 021acf63c04a4494ae24ef993fd8508fd404f072   71695:
 32a2352d479a0e019c8e96dff7ef02402b2da867 v: v3

---
 [refs]                              |  2 +-
 trunk/arch/x86/oprofile/backtrace.c | 12 ++----------
 trunk/include/asm-x86/ptrace_32.h   |  2 ++
 trunk/include/asm-x86/ptrace_64.h   |  2 ++
 4 files changed, 7 insertions(+), 11 deletions(-)

diff --git a/[refs] b/[refs]
index d770ef2e4cf4..767416f84fde 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ab483570a13be2a34c0502b166df8f8b26802103
+refs/heads/master: f1df280f53d7c3ce8613a3b25d1efe009b9860dd
diff --git a/trunk/arch/x86/oprofile/backtrace.c b/trunk/arch/x86/oprofile/backtrace.c
index dc59a808009f..0ed046a187f7 100644
--- a/trunk/arch/x86/oprofile/backtrace.c
+++ b/trunk/arch/x86/oprofile/backtrace.c
@@ -76,16 +76,8 @@ dump_user_backtrace(struct frame_head * head)
 void
 x86_backtrace(struct pt_regs * const regs, unsigned int depth)
 {
-	struct frame_head *head;
-	unsigned long stack;
-
-#ifdef CONFIG_X86_64
-	head = (struct frame_head *)regs->rbp;
-	stack = regs->rsp;
-#else
-	head = (struct frame_head *)regs->ebp;
-	stack = regs->esp;
-#endif
+	struct frame_head *head = (struct frame_head *)frame_pointer(regs);
+	unsigned long stack = stack_pointer(regs);
 
 	if (!user_mode_vm(regs)) {
 		if (depth)
diff --git a/trunk/include/asm-x86/ptrace_32.h b/trunk/include/asm-x86/ptrace_32.h
index 6002597b9e12..78d063dabe0a 100644
--- a/trunk/include/asm-x86/ptrace_32.h
+++ b/trunk/include/asm-x86/ptrace_32.h
@@ -55,6 +55,8 @@ static inline int v8086_mode(struct pt_regs *regs)
 }
 
 #define instruction_pointer(regs) ((regs)->eip)
+#define frame_pointer(regs) ((regs)->ebp)
+#define stack_pointer(regs) ((regs)->esp)
 #define regs_return_value(regs) ((regs)->eax)
 
 extern unsigned long profile_pc(struct pt_regs *regs);
diff --git a/trunk/include/asm-x86/ptrace_64.h b/trunk/include/asm-x86/ptrace_64.h
index 7f166ccb0606..7bfe61e1b705 100644
--- a/trunk/include/asm-x86/ptrace_64.h
+++ b/trunk/include/asm-x86/ptrace_64.h
@@ -40,6 +40,8 @@ struct pt_regs {
 #define user_mode(regs) (!!((regs)->cs & 3))
 #define user_mode_vm(regs) user_mode(regs)
 #define instruction_pointer(regs) ((regs)->rip)
+#define frame_pointer(regs) ((regs)->rbp)
+#define stack_pointer(regs) ((regs)->rsp)
 #define regs_return_value(regs) ((regs)->rax)
 
 extern unsigned long profile_pc(struct pt_regs *regs);